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| 6 | ·8272e037ed9d030ba08281f5568a61ea·42084·debug·optional·erlang-common-test-dbgsym_27.2.2+dfsg-1_arm64.deb | 6 | ·8272e037ed9d030ba08281f5568a61ea·42084·debug·optional·erlang-common-test-dbgsym_27.2.2+dfsg-1_arm64.deb |
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| 8 | ·9947231fcd526f3dee910fa641e2945e·123512·debug·optional·erlang-crypto-dbgsym_27.2.2+dfsg-1_arm64.deb | 8 | ·9947231fcd526f3dee910fa641e2945e·123512·debug·optional·erlang-crypto-dbgsym_27.2.2+dfsg-1_arm64.deb |
| 9 | · | 9 | ·62de25f586309301bddd650dfd279362·177432·interpreters·optional·erlang-crypto_27.2.2+dfsg-1_arm64.deb |
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| 11 | ·8b01ea3217a8d9c8f80351068dd45120·299340·interpreters·optional·erlang-dev_27.2.2+dfsg-1_arm64.deb | 11 | ·8b01ea3217a8d9c8f80351068dd45120·299340·interpreters·optional·erlang-dev_27.2.2+dfsg-1_arm64.deb |
| 12 | ·6f7ee4aab15979bed815189bbfcf1617·79024·debug·optional·erlang-dialyzer-dbgsym_27.2.2+dfsg-1_arm64.deb | 12 | ·6f7ee4aab15979bed815189bbfcf1617·79024·debug·optional·erlang-dialyzer-dbgsym_27.2.2+dfsg-1_arm64.deb |
| 13 | ·06b4ae897de42e9eeb777c8b79746ef2·1074864·interpreters·optional·erlang-dialyzer_27.2.2+dfsg-1_arm64.deb | 13 | ·06b4ae897de42e9eeb777c8b79746ef2·1074864·interpreters·optional·erlang-dialyzer_27.2.2+dfsg-1_arm64.deb |
| 14 | ·b0eb597484952615b15caa148773618c·812176·interpreters·optional·erlang-diameter_27.2.2+dfsg-1_arm64.deb | 14 | ·b0eb597484952615b15caa148773618c·812176·interpreters·optional·erlang-diameter_27.2.2+dfsg-1_arm64.deb |
| 15 | · | 15 | ·27df67476ae9d9fd22caaccaabd08766·16769384·doc·optional·erlang-doc_27.2.2+dfsg-1_all.deb |
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| 17 | ·1298eb45933cfb510eb74a2e63e9b0d4·137992·interpreters·optional·erlang-eldap_27.2.2+dfsg-1_arm64.deb | 17 | ·1298eb45933cfb510eb74a2e63e9b0d4·137992·interpreters·optional·erlang-eldap_27.2.2+dfsg-1_arm64.deb |
| 18 | ·2ea9289ad6efafc80c186dcf551cae5d·184996·interpreters·optional·erlang-et_27.2.2+dfsg-1_arm64.deb | 18 | ·2ea9289ad6efafc80c186dcf551cae5d·184996·interpreters·optional·erlang-et_27.2.2+dfsg-1_arm64.deb |
| 19 | ·64384d413d08a2dc328ad822a52f940d·171720·interpreters·optional·erlang-eunit_27.2.2+dfsg-1_arm64.deb | 19 | ·64384d413d08a2dc328ad822a52f940d·171720·interpreters·optional·erlang-eunit_27.2.2+dfsg-1_arm64.deb |
| 20 | ·7e8fc3df14f92a680b82d8a103c4e4d3·963400·interpreters·optional·erlang-examples_27.2.2+dfsg-1_all.deb | 20 | ·7e8fc3df14f92a680b82d8a103c4e4d3·963400·interpreters·optional·erlang-examples_27.2.2+dfsg-1_all.deb |
| 21 | ·05acba09dd7293d149274190187a1482·106188·interpreters·optional·erlang-ftp_27.2.2+dfsg-1_arm64.deb | 21 | ·05acba09dd7293d149274190187a1482·106188·interpreters·optional·erlang-ftp_27.2.2+dfsg-1_arm64.deb |
| 22 | ·3d49a7aeb3ccfba558ce57d47098be21·671144·interpreters·optional·erlang-inets_27.2.2+dfsg-1_arm64.deb | 22 | ·3d49a7aeb3ccfba558ce57d47098be21·671144·interpreters·optional·erlang-inets_27.2.2+dfsg-1_arm64.deb |
| 23 | · | 23 | ·c473b7ae49c38b9384b483adeee6f9cc·113384·interpreters·optional·erlang-jinterface_27.2.2+dfsg-1_all.deb |
| 24 | ·99cc85535defd65f531bb7cd4cf0ed5f·63204·debug·optional·erlang-megaco-dbgsym_27.2.2+dfsg-1_arm64.deb | 24 | ·99cc85535defd65f531bb7cd4cf0ed5f·63204·debug·optional·erlang-megaco-dbgsym_27.2.2+dfsg-1_arm64.deb |
| 25 | ·c0b0201aa2f45fd11055fb0a798b73e5·3686756·interpreters·optional·erlang-megaco_27.2.2+dfsg-1_arm64.deb | 25 | ·c0b0201aa2f45fd11055fb0a798b73e5·3686756·interpreters·optional·erlang-megaco_27.2.2+dfsg-1_arm64.deb |
| 26 | ·4ddd1712e0b8312e0b6fc20f40b1ea2a·897752·interpreters·optional·erlang-mnesia_27.2.2+dfsg-1_arm64.deb | 26 | ·4ddd1712e0b8312e0b6fc20f40b1ea2a·897752·interpreters·optional·erlang-mnesia_27.2.2+dfsg-1_arm64.deb |
| 27 | ·654ce952c7b04555e82f6dbfa98a8849·93140·interpreters·optional·erlang-mode_27.2.2+dfsg-1_all.deb | 27 | ·654ce952c7b04555e82f6dbfa98a8849·93140·interpreters·optional·erlang-mode_27.2.2+dfsg-1_all.deb |
| 28 | ·6929047d1e833f3219f7393d94c70629·14768·interpreters·optional·erlang-nox_27.2.2+dfsg-1_all.deb | 28 | ·6929047d1e833f3219f7393d94c70629·14768·interpreters·optional·erlang-nox_27.2.2+dfsg-1_all.deb |
| 29 | ·d50df9940af2428daee803366c050472·1028412·interpreters·optional·erlang-observer_27.2.2+dfsg-1_arm64.deb | 29 | ·d50df9940af2428daee803366c050472·1028412·interpreters·optional·erlang-observer_27.2.2+dfsg-1_arm64.deb |
| 30 | ·819c2548f16ad5789664619486428a54·59608·debug·optional·erlang-odbc-dbgsym_27.2.2+dfsg-1_arm64.deb | 30 | ·819c2548f16ad5789664619486428a54·59608·debug·optional·erlang-odbc-dbgsym_27.2.2+dfsg-1_arm64.deb |
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| 1 | -rw-r--r--···0········0········0········4·2025-02-10·08:38:21.000000·debian-binary | 1 | -rw-r--r--···0········0········0········4·2025-02-10·08:38:21.000000·debian-binary |
| 2 | -rw-r--r--···0········0········0·····1092·2025-02-10·08:38:21.000000·control.tar.xz | 2 | -rw-r--r--···0········0········0·····1092·2025-02-10·08:38:21.000000·control.tar.xz |
| 3 | -rw-r--r--···0········0········0···176 | 3 | -rw-r--r--···0········0········0···176148·2025-02-10·08:38:21.000000·data.tar.xz |
| Offset 5912, 17 lines modified | Offset 5912, 17 lines modified | ||
| 00017170:·7870·6f72·7465·6477·0566·616c·7365·6805··xportedw.falseh. | 00017170:·7870·6f72·7465·6477·0566·616c·7365·6805··xportedw.falseh. | ||
| 00017180:·6803·7704·7479·7065·770e·656e·6769·6e65··h.w.typew.engine | 00017180:·6803·7704·7479·7065·770e·656e·6769·6e65··h.w.typew.engine | ||
| 00017190:·5f6b·6579·5f72·6566·6100·6802·6200·000b··_key_refa.h.b... | 00017190:·5f6b·6579·5f72·6566·6100·6802·6200·000b··_key_refa.h.b... | ||
| 000171a0:·9b61·026c·0000·0001·6d00·0000·1065·6e67··.a.l....m....eng | 000171a0:·9b61·026c·0000·0001·6d00·0000·1065·6e67··.a.l....m....eng | ||
| 000171b0:·696e·655f·6b65·795f·7265·6628·296a·7704··ine_key_ref()jw. | 000171b0:·696e·655f·6b65·795f·7265·6628·296a·7704··ine_key_ref()jw. | ||
| 000171c0:·6e6f·6e65·7400·0000·0377·0574·6974·6c65··nonet....w.title | 000171c0:·6e6f·6e65·7400·0000·0377·0574·6974·6c65··nonet....w.title | ||
| 000171d0:·6d00·0000·1154·7970·6573·2066·6f72·2045··m....Types·for·E | 000171d0:·6d00·0000·1154·7970·6573·2066·6f72·2045··m....Types·for·E | ||
| 000171e0:·6e67·696e·6573·7705·6571·7569·766d·0000··nginesw.equivm.. | |||
| 000171f0:·000c·656e·6769·6e65·5f72·6566·2829·7708··..engine_ref()w. | |||
| 00017 | 000171e0:·6e67·696e·6573·7708·6578·706f·7274·6564··nginesw.exported | ||
| 000171f0:·7705·6661·6c73·6577·0565·7175·6976·6d00··w.falsew.equivm. | |||
| 00017200:·0000·0c65·6e67·696e·655f·7265·6628·2968··...engine_ref()h | |||
| 00017210:·0568·0377·0474·7970·6577·0870·6173·7377··.h.w.typew.passw | 00017210:·0568·0377·0474·7970·6577·0870·6173·7377··.h.w.typew.passw | ||
| 00017220:·6f72·6461·0068·0262·0000·0b96·6102·6c00··orda.h.b....a.l. | 00017220:·6f72·6461·0068·0262·0000·0b96·6102·6c00··orda.h.b....a.l. | ||
| 00017230:·0000·016d·0000·000a·7061·7373·776f·7264··...m....password | 00017230:·0000·016d·0000·000a·7061·7373·776f·7264··...m....password | ||
| 00017240:·2829·6a74·0000·0001·6d00·0000·0265·6e6d··()jt....m....enm | 00017240:·2829·6a74·0000·0001·6d00·0000·0265·6e6d··()jt....m....enm | ||
| 00017250:·0000·002c·5468·6520·7061·7373·776f·7264··...,The·password | 00017250:·0000·002c·5468·6520·7061·7373·776f·7264··...,The·password | ||
| 00017260:·206f·6620·7468·6520·6b65·7920·7374·6f72···of·the·key·stor | 00017260:·206f·6620·7468·6520·6b65·7920·7374·6f72···of·the·key·stor | ||
| 00017270:·6564·2069·6e20·616e·2065·6e67·696e·652e··ed·in·an·engine. | 00017270:·6564·2069·6e20·616e·2065·6e67·696e·652e··ed·in·an·engine. | ||
| Offset 5947, 17 lines modified | Offset 5947, 17 lines modified | ||
| 000173a0:·666f·7220·456e·6769·6e65·7377·0865·7870··for·Enginesw.exp | 000173a0:·666f·7220·456e·6769·6e65·7377·0865·7870··for·Enginesw.exp | ||
| 000173b0:·6f72·7465·6477·0474·7275·6568·0568·0377··ortedw.trueh.h.w | 000173b0:·6f72·7465·6477·0474·7275·6568·0568·0377··ortedw.trueh.h.w | ||
| 000173c0:·0474·7970·6577·0772·7361·5f6f·7074·6100··.typew.rsa_opta. | 000173c0:·0474·7970·6577·0772·7361·5f6f·7074·6100··.typew.rsa_opta. | ||
| 000173d0:·6802·6200·000a·0f61·026c·0000·0001·6d00··h.b....a.l....m. | 000173d0:·6802·6200·000a·0f61·026c·0000·0001·6d00··h.b....a.l....m. | ||
| 000173e0:·0000·0972·7361·5f6f·7074·2829·6a77·046e··...rsa_opt()jw.n | 000173e0:·0000·0972·7361·5f6f·7074·2829·6a77·046e··...rsa_opt()jw.n | ||
| 000173f0:·6f6e·6574·0000·0003·7705·7469·746c·656d··onet....w.titlem | 000173f0:·6f6e·6574·0000·0003·7705·7469·746c·656d··onet....w.titlem | ||
| 00017400:·0000·0012·5075·626c·6963·204b·6579·2043··....Public·Key·C | 00017400:·0000·0012·5075·626c·6963·204b·6579·2043··....Public·Key·C | ||
| 00017410:·6970·6865·7273·7705·6571·7569·766d·0000··iphersw.equivm.. | |||
| 00017420:·000d·7273·615f·7061·6464·696e·6728·2977··..rsa_padding()w | |||
| 000174 | 00017410:·6970·6865·7273·7708·6578·706f·7274·6564··iphersw.exported | ||
| 00017420:·7705·6661·6c73·6577·0565·7175·6976·6d00··w.falsew.equivm. | |||
| 00017430:·0000·0d72·7361·5f70·6164·6469·6e67·2829··...rsa_padding() | |||
| 00017440:·6805·6803·7704·7479·7065·770b·7273·615f··h.h.w.typew.rsa_ | 00017440:·6805·6803·7704·7479·7065·770b·7273·615f··h.h.w.typew.rsa_ | ||
| 00017450:·7061·6464·696e·6761·0068·0262·0000·09fe··paddinga.h.b.... | 00017450:·7061·6464·696e·6761·0068·0262·0000·09fe··paddinga.h.b.... | ||
| 00017460:·6102·6c00·0000·016d·0000·000d·7273·615f··a.l....m....rsa_ | 00017460:·6102·6c00·0000·016d·0000·000d·7273·615f··a.l....m....rsa_ | ||
| 00017470:·7061·6464·696e·6728·296a·7400·0000·016d··padding()jt....m | 00017470:·7061·6464·696e·6728·296a·7400·0000·016d··padding()jt....m | ||
| 00017480:·0000·0002·656e·6d00·0000·d94f·7074·696f··....enm....Optio | 00017480:·0000·0002·656e·6d00·0000·d94f·7074·696f··....enm....Optio | ||
| 00017490:·6e73·2066·6f72·2070·7562·6c69·6320·6b65··ns·for·public·ke | 00017490:·6e73·2066·6f72·2070·7562·6c69·6320·6b65··ns·for·public·ke | ||
| 000174a0:·7920·656e·6372·7970·742f·6465·6372·7970··y·encrypt/decryp | 000174a0:·7920·656e·6372·7970·742f·6465·6372·7970··y·encrypt/decryp | ||
| Offset 5993, 17 lines modified | Offset 5993, 17 lines modified | ||
| 00017680:·1770·6b5f·656e·6372·7970·745f·6465·6372··.pk_encrypt_decr | 00017680:·1770·6b5f·656e·6372·7970·745f·6465·6372··.pk_encrypt_decr | ||
| 00017690:·7970·745f·6f70·7473·6100·6802·6200·0009··ypt_optsa.h.b... | 00017690:·7970·745f·6f70·7473·6100·6802·6200·0009··ypt_optsa.h.b... | ||
| 000176a0:·f461·026c·0000·0001·6d00·0000·1970·6b5f··.a.l....m....pk_ | 000176a0:·f461·026c·0000·0001·6d00·0000·1970·6b5f··.a.l....m....pk_ | ||
| 000176b0:·656e·6372·7970·745f·6465·6372·7970·745f··encrypt_decrypt_ | 000176b0:·656e·6372·7970·745f·6465·6372·7970·745f··encrypt_decrypt_ | ||
| 000176c0:·6f70·7473·2829·6a77·046e·6f6e·6574·0000··opts()jw.nonet.. | 000176c0:·6f70·7473·2829·6a77·046e·6f6e·6574·0000··opts()jw.nonet.. | ||
| 000176d0:·0003·7705·7469·746c·656d·0000·0012·5075··..w.titlem....Pu | 000176d0:·0003·7705·7469·746c·656d·0000·0012·5075··..w.titlem....Pu | ||
| 000176e0:·626c·6963·204b·6579·2043·6970·6865·7273··blic·Key·Ciphers | 000176e0:·626c·6963·204b·6579·2043·6970·6865·7273··blic·Key·Ciphers | ||
| 000176f0:·7708·6578·706f·7274·6564·7704·7472·7565··w.exportedw.true | |||
| 00017 | 00017700:·7705·6571·7569·766d·0000·000d·7273·615f··w.equivm....rsa_ | ||
| 00017710:·7061·6464·696e·6728·2968·0568·0377·0474··padding()h.h.w.t | |||
| 00017700:·7061·6464·696e·6728·2977·0865·7870·6f72··padding()w.expor | |||
| 00017710:·7465·6477·0474·7275·6568·0568·0377·0474··tedw.trueh.h.w.t | |||
| 00017720:·7970·6577·1770·6b5f·656e·6372·7970·745f··ypew.pk_encrypt_ | 00017720:·7970·6577·1770·6b5f·656e·6372·7970·745f··ypew.pk_encrypt_ | ||
| 00017730:·6465·6372·7970·745f·616c·6773·6100·6802··decrypt_algsa.h. | 00017730:·6465·6372·7970·745f·616c·6773·6100·6802··decrypt_algsa.h. | ||
| 00017740:·6200·0009·ef61·026c·0000·0001·6d00·0000··b....a.l....m... | 00017740:·6200·0009·ef61·026c·0000·0001·6d00·0000··b....a.l....m... | ||
| 00017750:·1970·6b5f·656e·6372·7970·745f·6465·6372··.pk_encrypt_decr | 00017750:·1970·6b5f·656e·6372·7970·745f·6465·6372··.pk_encrypt_decr | ||
| 00017760:·7970·745f·616c·6773·2829·6a74·0000·0001··ypt_algs()jt.... | 00017760:·7970·745f·616c·6773·2829·6a74·0000·0001··ypt_algs()jt.... | ||
| 00017770:·6d00·0000·0265·6e6d·0000·0041·416c·676f··m....enm...AAlgo | 00017770:·6d00·0000·0265·6e6d·0000·0041·416c·676f··m....enm...AAlgo | ||
| 00017780:·7269·7468·6d73·2066·6f72·2070·7562·6c69··rithms·for·publi | 00017780:·7269·7468·6d73·2066·6f72·2070·7562·6c69··rithms·for·publi | ||
| Offset 6038, 29 lines modified | Offset 6038, 29 lines modified | ||
| 00017950:·6577·1372·7361·5f73·6967·6e5f·7665·7269··ew.rsa_sign_veri | 00017950:·6577·1372·7361·5f73·6967·6e5f·7665·7269··ew.rsa_sign_veri | ||
| 00017960:·6679·5f6f·7074·6100·6802·6200·0009·5061··fy_opta.h.b...Pa | 00017960:·6679·5f6f·7074·6100·6802·6200·0009·5061··fy_opta.h.b...Pa | ||
| 00017970:·026c·0000·0001·6d00·0000·1572·7361·5f73··.l....m....rsa_s | 00017970:·026c·0000·0001·6d00·0000·1572·7361·5f73··.l....m....rsa_s | ||
| 00017980:·6967·6e5f·7665·7269·6679·5f6f·7074·2829··ign_verify_opt() | 00017980:·6967·6e5f·7665·7269·6679·5f6f·7074·2829··ign_verify_opt() | ||
| 00017990:·6a77·046e·6f6e·6574·0000·0003·7705·7469··jw.nonet....w.ti | 00017990:·6a77·046e·6f6e·6574·0000·0003·7705·7469··jw.nonet....w.ti | ||
| 000179a0:·746c·656d·0000·001a·5075·626c·6963·204b··tlem....Public·K | 000179a0:·746c·656d·0000·001a·5075·626c·6963·204b··tlem....Public·K | ||
| 000179b0:·6579·2053·6967·6e20·616e·6420·5665·7269··ey·Sign·and·Veri | 000179b0:·6579·2053·6967·6e20·616e·6420·5665·7269··ey·Sign·and·Veri | ||
| 000179c0:·6679·7705·6571·7569·766d·0000·0019·7273··fyw.equivm....rs | |||
| 000179d0:·615f·7369·676e·5f76·6572·6966·795f·7061··a_sign_verify_pa | |||
| 000179e0:·6464·696e·6728·2977·0865·7870·6f72·7465··dding()w.exporte | |||
| 000179 | 000179c0:·6679·7708·6578·706f·7274·6564·7705·6661··fyw.exportedw.fa | ||
| 000179d0:·6c73·6577·0565·7175·6976·6d00·0000·1972··lsew.equivm....r | |||
| 000179e0:·7361·5f73·6967·6e5f·7665·7269·6679·5f70··sa_sign_verify_p | |||
| 000179f0:·6164·6469·6e67·2829·6805·6803·7704·7479··adding()h.h.w.ty | |||
| 00017a00:·7065·7713·706b·5f73·6967·6e5f·7665·7269··pew.pk_sign_veri | 00017a00:·7065·7713·706b·5f73·6967·6e5f·7665·7269··pew.pk_sign_veri | ||
| 00017a10:·6679·5f6f·7074·7361·0068·0262·0000·094c··fy_optsa.h.b...L | 00017a10:·6679·5f6f·7074·7361·0068·0262·0000·094c··fy_optsa.h.b...L | ||
| 00017a20:·6102·6c00·0000·016d·0000·0015·706b·5f73··a.l....m....pk_s | 00017a20:·6102·6c00·0000·016d·0000·0015·706b·5f73··a.l....m....pk_s | ||
| 00017a30:·6967·6e5f·7665·7269·6679·5f6f·7074·7328··ign_verify_opts( | 00017a30:·6967·6e5f·7665·7269·6679·5f6f·7074·7328··ign_verify_opts( | ||
| 00017a40:·296a·7704·6e6f·6e65·7400·0000·0377·0574··)jw.nonet....w.t | 00017a40:·296a·7704·6e6f·6e65·7400·0000·0377·0574··)jw.nonet....w.t | ||
| 00017a50:·6974·6c65·6d00·0000·1a50·7562·6c69·6320··itlem....Public· | 00017a50:·6974·6c65·6d00·0000·1a50·7562·6c69·6320··itlem....Public· | ||
| 00017a60:·4b65·7920·5369·676e·2061·6e64·2056·6572··Key·Sign·and·Ver | 00017a60:·4b65·7920·5369·676e·2061·6e64·2056·6572··Key·Sign·and·Ver | ||
| 00017a70:·6966·7977·0865·7870·6f72·7465·6477·0474··ifyw.exportedw.t | |||
| 00017a | 00017a80:·7275·6577·0565·7175·6976·6d00·0000·1972··ruew.equivm....r | ||
| 00017a | 00017a90:·7361·5f73·6967·6e5f·7665·7269·6679·5f70··sa_sign_verify_p | ||
| 00017aa0:·6164·6469·6e67·2829·6805·6803·7704·7479··adding()h.h.w.ty | |||
| 00017a90:·6164·6469·6e67·2829·7708·6578·706f·7274··adding()w.export | |||
| 00017aa0:·6564·7704·7472·7565·6805·6803·7704·7479··edw.trueh.h.w.ty | |||
| 00017ab0:·7065·7713·706b·5f73·6967·6e5f·7665·7269··pew.pk_sign_veri | 00017ab0:·7065·7713·706b·5f73·6967·6e5f·7665·7269··pew.pk_sign_veri | ||
| 00017ac0:·6679·5f61·6c67·7361·0068·0262·0000·0946··fy_algsa.h.b...F | 00017ac0:·6679·5f61·6c67·7361·0068·0262·0000·0946··fy_algsa.h.b...F | ||
| 00017ad0:·6102·6c00·0000·016d·0000·0015·706b·5f73··a.l....m....pk_s | 00017ad0:·6102·6c00·0000·016d·0000·0015·706b·5f73··a.l....m....pk_s | ||
| 00017ae0:·6967·6e5f·7665·7269·6679·5f61·6c67·7328··ign_verify_algs( | 00017ae0:·6967·6e5f·7665·7269·6679·5f61·6c67·7328··ign_verify_algs( | ||
| 00017af0:·296a·7400·0000·016d·0000·0002·656e·6d00··)jt....m....enm. | 00017af0:·296a·7400·0000·016d·0000·0002·656e·6d00··)jt....m....enm. | ||
| 00017b00:·0000·1f41·6c67·6f72·6974·686d·7320·666f··...Algorithms·fo | 00017b00:·0000·1f41·6c67·6f72·6974·686d·7320·666f··...Algorithms·fo | ||
| 00017b10:·7220·7369·676e·2061·6e64·2076·6572·6966··r·sign·and·verif | 00017b10:·7220·7369·676e·2061·6e64·2076·6572·6966··r·sign·and·verif | ||
| Offset 6138, 27 lines modified | Offset 6138, 27 lines modified | ||
| 00017f90:·0002·7705·7469·746c·656d·0000·0007·4369··..w.titlem....Ci | 00017f90:·0002·7705·7469·746c·656d·0000·0007·4369··..w.titlem....Ci | ||
| 00017fa0:·7068·6572·7377·0865·7870·6f72·7465·6477··phersw.exportedw | 00017fa0:·7068·6572·7377·0865·7870·6f72·7465·6477··phersw.exportedw | ||
| 00017fb0:·0566·616c·7365·6805·6803·7704·7479·7065··.falseh.h.w.type | 00017fb0:·0566·616c·7365·6805·6803·7704·7479·7065··.falseh.h.w.type | ||
| 00017fc0:·770b·6372·7970·746f·5f6f·7074·7361·0068··w.crypto_optsa.h | 00017fc0:·770b·6372·7970·746f·5f6f·7074·7361·0068··w.crypto_optsa.h | ||
| 00017fd0:·0262·0000·05d0·6102·6c00·0000·016d·0000··.b....a.l....m.. | 00017fd0:·0262·0000·05d0·6102·6c00·0000·016d·0000··.b....a.l....m.. | ||
| 00017fe0:·000d·6372·7970·746f·5f6f·7074·7328·296a··..crypto_opts()j | 00017fe0:·000d·6372·7970·746f·5f6f·7074·7328·296a··..crypto_opts()j | ||
| 00017ff0:·7704·6e6f·6e65·7400·0000·0377·0574·6974··w.nonet....w.tit | 00017ff0:·7704·6e6f·6e65·7400·0000·0377·0574·6974··w.nonet....w.tit | ||
| 00018000:·6c65·6d00·0000·0743·6970·6865·7273·770 | 00018000:·6c65·6d00·0000·0743·6970·6865·7273·7708··lem....Ciphersw. | ||
| 00018010:·6578·706f·7274·6564·7705·6661·6c73·6577··exportedw.falsew | |||
| 000180 | 00018020:·0565·7175·6976·6d00·0000·0c63·7279·7074··.equivm....crypt | ||
| 00018030:·6f5f·6f70·7428·2968·0568·0377·0474·7970··o_opt()h.h.w.typ | |||
| 00018020:·5f6f·7074·2829·7708·6578·706f·7274·6564··_opt()w.exported | |||
| 00018030:·7705·6661·6c73·6568·0568·0377·0474·7970··w.falseh.h.w.typ | |||
| 00018040:·6577·0c63·7279·7074·6f5f·7374·6174·6561··ew.crypto_statea | 00018040:·6577·0c63·7279·7074·6f5f·7374·6174·6561··ew.crypto_statea | ||
| 00018050:·0068·0262·0000·05cd·6102·6c00·0000·016d··.h.b....a.l....m | 00018050:·0068·0262·0000·05cd·6102·6c00·0000·016d··.h.b....a.l....m | ||
| 00018060:·0000·000e·6372·7970·746f·5f73·7461·7465··....crypto_state | 00018060:·0000·000e·6372·7970·746f·5f73·7461·7465··....crypto_state | ||
| 00018070:·2829·6a77·046e·6f6e·6574·0000·0003·7705··()jw.nonet....w. | 00018070:·2829·6a77·046e·6f6e·6574·0000·0003·7705··()jw.nonet....w. | ||
| 00018080:·7469·746c·656d·0000·0013·496e·7465·726e··titlem....Intern | 00018080:·7469·746c·656d·0000·0013·496e·7465·726e··titlem....Intern | ||
| 00018090:·616c·2064·6174·6120·7479·7065·7377·0 | 00018090:·616c·2064·6174·6120·7479·7065·7377·0865··al·data·typesw.e | ||
| 000180a0:·7870·6f72·7465·6477·0474·7275·6577·0565··xportedw.truew.e | |||
| 000180 | 000180b0:·7175·6976·6d00·0000·0b6d·6163·5f73·7461··quivm....mac_sta | ||
| 000180b0:·7465·2829·7708·6578·706f·7274·6564·7704··te()w.exportedw. | |||
| 000180c0:·74 | 000180c0:·7465·2829·6805·6803·7704·7479·7065·7709··te()h.h.w.typew. | ||
| 000180d0:·6d61·635f·7374·6174·6561·0068·0262·0000··mac_statea.h.b.. | 000180d0:·6d61·635f·7374·6174·6561·0068·0262·0000··mac_statea.h.b.. | ||
| 000180e0:·04e6·6102·6c00·0000·016d·0000·000b·6d61··..a.l....m....ma | 000180e0:·04e6·6102·6c00·0000·016d·0000·000b·6d61··..a.l....m....ma | ||
| 000180f0:·635f·7374·6174·6528·296a·7400·0000·016d··c_state()jt....m | 000180f0:·635f·7374·6174·6528·296a·7400·0000·016d··c_state()jt....m | ||
| 00018100:·0000·0002·656e·6d00·0000·6143·6f6e·7465··....enm...aConte | 00018100:·0000·0002·656e·6d00·0000·6143·6f6e·7465··....enm...aConte | ||
| 00018110:·7874·7320·7769·7468·2061·6e20·696e·7465··xts·with·an·inte | 00018110:·7874·7320·7769·7468·2061·6e20·696e·7465··xts·with·an·inte | ||
| 00018120:·726e·616c·2073·7461·7465·2074·6861·7420··rnal·state·that· | 00018120:·726e·616c·2073·7461·7465·2074·6861·7420··rnal·state·that· | ||
| 00018130:·7368·6f75·6c64·206e·6f74·2062·6520·6d61··should·not·be·ma | 00018130:·7368·6f75·6c64·206e·6f74·2062·6520·6d61··should·not·be·ma | ||
| Offset 6186, 18 lines modified | Offset 6186, 18 lines modified | ||
| 00018290:·6e64·2068·6173·6877·0865·7870·6f72·7465··nd·hashw.exporte | 00018290:·6e64·2068·6173·6877·0865·7870·6f72·7465··nd·hashw.exporte | ||
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| 1 | -rw-r--r--···0········0········0········4·2025-02-10·08:38:21.000000·debian-binary | 1 | -rw-r--r--···0········0········0········4·2025-02-10·08:38:21.000000·debian-binary |
| 2 | -rw-r--r--···0········0········0····395 | 2 | -rw-r--r--···0········0········0····39564·2025-02-10·08:38:21.000000·control.tar.xz |
| 3 | -rw-r--r--···0········0········0·1672 | 3 | -rw-r--r--···0········0········0·16729628·2025-02-10·08:38:21.000000·data.tar.xz |
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| 1 | Package:·erlang-doc | 1 | Package:·erlang-doc |
| 2 | Source:·erlang | 2 | Source:·erlang |
| 3 | Version:·1:27.2.2+dfsg-1 | 3 | Version:·1:27.2.2+dfsg-1 |
| 4 | Architecture:·all | 4 | Architecture:·all |
| 5 | Maintainer:·Debian·Erlang·Packagers·<pkg-erlang-devel@lists.alioth.debian.org> | 5 | Maintainer:·Debian·Erlang·Packagers·<pkg-erlang-devel@lists.alioth.debian.org> |
| 6 | Installed-Size:·95 | 6 | Installed-Size:·95900 |
| 7 | Depends:·libjs-jquery,·libjs-jquery-ui | 7 | Depends:·libjs-jquery,·libjs-jquery-ui |
| 8 | Suggests:·erlang:any | 8 | Suggests:·erlang:any |
| 9 | Conflicts:·erlang-base:any·(<<·1:13.b.4),·erlang-base-hipe:any,·erlang-doc-html | 9 | Conflicts:·erlang-base:any·(<<·1:13.b.4),·erlang-base-hipe:any,·erlang-doc-html |
| 10 | Replaces:·erlang-doc-html | 10 | Replaces:·erlang-doc-html |
| 11 | Provides:·erlang-doc-html | 11 | Provides:·erlang-doc-html |
| 12 | Section:·doc | 12 | Section:·doc |
| 13 | Priority:·optional | 13 | Priority:·optional |
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| 66 | -rw-r--r--···0·root·········(0)·root·········(0)·····4219·2025-02-06·11:55:14.000000·./usr/share/doc/erlang-doc/README.md | 66 | -rw-r--r--···0·root·········(0)·root·········(0)·····4219·2025-02-06·11:55:14.000000·./usr/share/doc/erlang-doc/README.md |
| 67 | -rw-r--r--···0·root·········(0)·root·········(0)·····4664·2025-02-10·08:38:21.000000·./usr/share/doc/erlang-doc/changelog.Debian.gz | 67 | -rw-r--r--···0·root·········(0)·root·········(0)·····4664·2025-02-10·08:38:21.000000·./usr/share/doc/erlang-doc/changelog.Debian.gz |
| 68 | -rw-r--r--···0·root·········(0)·root·········(0)·····8970·2025-02-10·08:38:21.000000·./usr/share/doc/erlang-doc/copyright | 68 | -rw-r--r--···0·root·········(0)·root·········(0)·····8970·2025-02-10·08:38:21.000000·./usr/share/doc/erlang-doc/copyright |
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| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
| 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> | 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> |
| 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> | 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> |
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| 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> | 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> |
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| 14 | ····<script·src="docs_config.js"></script> | 14 | ····<script·src="docs_config.js"></script> |
| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
| 16 | ··</head> | 16 | ··</head> |
| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
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| 111 | ······</a> | 111 | ······</a> |
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| 113 | ··</h1> | 113 | ··</h1> |
| 114 | <script>window.location.replace("../lib/asn1-5.3.1/doc/html/index.html")</script> | ||
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| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="snmp.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="snmp.html"·class="bottom-actions-button"·rel="prev"> |
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| 121 | ········</span> | 120 | ········</span> |
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| 123 | snmp | 122 | snmp\n\n<script>window.location.replace("../lib/snmp-5.18/doc/html/index.html")</script> |
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| 127 | ··<div·class="bottom-actions-item"> | 126 | ··<div·class="bottom-actions-item"> |
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| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="tools.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="tools.html"·class="bottom-actions-button"·rel="prev"> |
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| 121 | ········</span> | 120 | ········</span> |
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| 159 | ········Built·using | 159 | ········Built·using |
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| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
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| 168 | <script> | 168 | <script> |
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| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 472 | <p>Copyright·©·1996-202 | 472 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 154 | <p>Copyright·©·1996-202 | 154 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
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| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
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| 166 | </main> | 166 | </main> |
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| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
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| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 166 | </main> | 166 | </main> |
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| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
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| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
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| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 113 | ··</h1> | 113 | ··</h1> |
| 114 | <script>window.location.replace("../erts-15.2.2/doc/html/index.html")</script> | ||
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| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
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| 168 | <script> | 168 | <script> |
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| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
| 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> | 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> |
| 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> | 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> |
| 9 | ····<title>ftp·—·Erlang/OTP·v27.2.2</title> | 9 | ····<title>ftp\n\n<script>window.location.replace("../lib/ftp-1.2.3/doc/html/index.html")</script>·—·Erlang/OTP·v27.2.2</title> |
| 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> | 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> |
| 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> | 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> |
| 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> | 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> |
| 13 | ····<script·src="dist/sidebar_items- | 13 | ····<script·src="dist/sidebar_items-FA8819B1.js"></script> |
| 14 | ····<script·src="docs_config.js"></script> | 14 | ····<script·src="docs_config.js"></script> |
| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
| 16 | ··</head> | 16 | ··</head> |
| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
| 18 | ····<script> | 18 | ····<script> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/ftp.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/ftp.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
| 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> | 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> |
| 110 | ········<span·class="sr-only">View·Source</span> | 110 | ········<span·class="sr-only">View·Source</span> |
| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>ftp</span> | 112 | ····<span>ftp\n\n<script>window.location.replace("../lib/ftp-1.2.3/doc/html/index.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
| 114 | <script>window.location.replace("../lib/ftp-1.2.3/doc/html/index.html")</script> | ||
| 115 | </div> | 114 | </div> |
| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="erl_interface.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="erl_interface.html"·class="bottom-actions-button"·rel="prev"> |
| 119 | ········<span·class="subheader"> | 118 | ········<span·class="subheader"> |
| 120 | ··········←·Previous·Page | 119 | ··········←·Previous·Page |
| 121 | ········</span> | 120 | ········</span> |
| 122 | ········<span·class="title"> | 121 | ········<span·class="title"> |
| 123 | erl_interface | 122 | erl_interface\n\n<script>window.location.replace("../lib/erl_interface-5.5.2/doc/html/index.html")</script> |
| 124 | ········</span> | 123 | ········</span> |
| 125 | ······</a> | 124 | ······</a> |
| 126 | ··</div> | 125 | ··</div> |
| 127 | ··<div·class="bottom-actions-item"> | 126 | ··<div·class="bottom-actions-item"> |
| 128 | ······<a·href="inets.html"·class="bottom-actions-button"·rel="next"> | 127 | ······<a·href="inets.html"·class="bottom-actions-button"·rel="next"> |
| 129 | ········<span·class="subheader"> | 128 | ········<span·class="subheader"> |
| 130 | ··········Next·Page·→ | 129 | ··········Next·Page·→ |
| 131 | ········</span> | 130 | ········</span> |
| 132 | ········<span·class="title"> | 131 | ········<span·class="title"> |
| 133 | inets | 132 | inets\n\n<script>window.location.replace("../lib/inets-9.3.1/doc/html/index.html")</script> |
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| 135 | ······</a> | 134 | ······</a> |
| 136 | ··</div> | 135 | ··</div> |
| 137 | </div> | 136 | </div> |
| 138 | ····<footer·class="footer"> | 137 | ····<footer·class="footer"> |
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| 158 | ······<p·class="built-using"> | 158 | ······<p·class="built-using"> |
| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
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| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
| 170 | ····mermaid.initialize({ | 170 | ····mermaid.initialize({ |
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| 4 | ····<meta·charset="utf-8"> | 4 | ····<meta·charset="utf-8"> |
| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
| 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> | 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> |
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| 14 | ····<script·src="docs_config.js"></script> | 14 | ····<script·src="docs_config.js"></script> |
| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
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| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/system/getting_started.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/system/getting_started.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
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| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>Getting·Started·With·Erlang</span> | 112 | ····<span>Getting·Started·With·Erlang\n\n<script>window.location.replace("../doc/system/getting_started.html")</script></span> |
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| 114 | <script>window.location.replace("../doc/system/getting_started.html")</script> | ||
| 115 | </div> | 114 | </div> |
| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="installation_guide.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="installation_guide.html"·class="bottom-actions-button"·rel="prev"> |
| 119 | ········<span·class="subheader"> | 118 | ········<span·class="subheader"> |
| 120 | ··········←·Previous·Page | 119 | ··········←·Previous·Page |
| 121 | ········</span> | 120 | ········</span> |
| 122 | ········<span·class="title"> | 121 | ········<span·class="title"> |
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| 124 | ········</span> | 123 | ········</span> |
| 125 | ······</a> | 124 | ······</a> |
| 126 | ··</div> | 125 | ··</div> |
| 127 | ··<div·class="bottom-actions-item"> | 126 | ··<div·class="bottom-actions-item"> |
| 128 | ······<a·href="system_principles.html"·class="bottom-actions-button"·rel="next"> | 127 | ······<a·href="system_principles.html"·class="bottom-actions-button"·rel="next"> |
| 129 | ········<span·class="subheader"> | 128 | ········<span·class="subheader"> |
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| 131 | ········</span> | 130 | ········</span> |
| 132 | ········<span·class="title"> | 131 | ········<span·class="title"> |
| 133 | System·Principles | 132 | System·Principles\n\n<script>window.location.replace("../doc/system/system_principles.html")</script> |
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| 135 | ······</a> | 134 | ······</a> |
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| 158 | ······<p·class="built-using"> | 158 | ······<p·class="built-using"> |
| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
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| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
| 170 | ····mermaid.initialize({ | 170 | ····mermaid.initialize({ |
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| 4 | ····<meta·charset="utf-8"> | 4 | ····<meta·charset="utf-8"> |
| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
| 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> | 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> |
| 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> | 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/inets.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/inets.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
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| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>inets</span> | 112 | ····<span>inets\n\n<script>window.location.replace("../lib/inets-9.3.1/doc/html/index.html")</script></span> |
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| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="ftp.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="ftp.html"·class="bottom-actions-button"·rel="prev"> |
| 119 | ········<span·class="subheader"> | 118 | ········<span·class="subheader"> |
| 120 | ··········←·Previous·Page | 119 | ··········←·Previous·Page |
| 121 | ········</span> | 120 | ········</span> |
| 122 | ········<span·class="title"> | 121 | ········<span·class="title"> |
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| 127 | ··<div·class="bottom-actions-item"> | 126 | ··<div·class="bottom-actions-item"> |
| 128 | ······<a·href="jinterface.html"·class="bottom-actions-button"·rel="next"> | 127 | ······<a·href="jinterface.html"·class="bottom-actions-button"·rel="next"> |
| 129 | ········<span·class="subheader"> | 128 | ········<span·class="subheader"> |
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| 131 | ········</span> | 130 | ········</span> |
| 132 | ········<span·class="title"> | 131 | ········<span·class="title"> |
| 133 | jinterface | 132 | jinterface\n\n<script>window.location.replace("../lib/jinterface-1.14.1/doc/html/index.html")</script> |
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| 159 | ········Built·using | 159 | ········Built·using |
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| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
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| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
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| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
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| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
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| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>Installation·Guide</span> | 112 | ····<span>Installation·Guide\n\n<script>window.location.replace("../doc/system/installation_guide.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
| 114 | <script>window.location.replace("../doc/system/installation_guide.html")</script> | ||
| 115 | </div> | 114 | </div> |
| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
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| 139 | ········<span·class="title"> | 139 | ········<span·class="title"> |
| 140 | Getting·Started·With·Erlang | 140 | Getting·Started·With·Erlang\n\n<script>window.location.replace("../doc/system/getting_started.html")</script> |
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| 143 | ··</div> | 143 | ··</div> |
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| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
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| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
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| 4 | ····<meta·charset="utf-8"> | 4 | ····<meta·charset="utf-8"> |
| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
| 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> | 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> |
| 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> | 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> |
| 9 | ····<title>jinterface·—·Erlang/OTP·v27.2.2</title> | 9 | ····<title>jinterface\n\n<script>window.location.replace("../lib/jinterface-1.14.1/doc/html/index.html")</script>·—·Erlang/OTP·v27.2.2</title> |
| 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> | 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> |
| 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> | 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> |
| 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> | 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> |
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| 14 | ····<script·src="docs_config.js"></script> | 14 | ····<script·src="docs_config.js"></script> |
| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
| 16 | ··</head> | 16 | ··</head> |
| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
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| 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> | 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> |
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| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>jinterface</span> | 112 | ····<span>jinterface\n\n<script>window.location.replace("../lib/jinterface-1.14.1/doc/html/index.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
| 114 | <script>window.location.replace("../lib/jinterface-1.14.1/doc/html/index.html")</script> | ||
| 115 | </div> | 114 | </div> |
| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="inets.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="inets.html"·class="bottom-actions-button"·rel="prev"> |
| 119 | ········<span·class="subheader"> | 118 | ········<span·class="subheader"> |
| 120 | ··········←·Previous·Page | 119 | ··········←·Previous·Page |
| 121 | ········</span> | 120 | ········</span> |
| 122 | ········<span·class="title"> | 121 | ········<span·class="title"> |
| 123 | inets | 122 | inets\n\n<script>window.location.replace("../lib/inets-9.3.1/doc/html/index.html")</script> |
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| 125 | ······</a> | 124 | ······</a> |
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| 127 | ··<div·class="bottom-actions-item"> | 126 | ··<div·class="bottom-actions-item"> |
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| 133 | megaco | 132 | megaco\n\n<script>window.location.replace("../lib/megaco-4.7/doc/html/index.html")</script> |
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| 159 | ········Built·using | 159 | ········Built·using |
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| 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
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| 4 | ····<meta·charset="utf-8"> | 4 | ····<meta·charset="utf-8"> |
| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
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| 9 | ····<title>kernel·—·Erlang/OTP·v27.2.2</title> | 9 | ····<title>kernel\n\n<script>window.location.replace("../lib/kernel-10.2.2/doc/html/index.html")</script>·—·Erlang/OTP·v27.2.2</title> |
| 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> | 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> |
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| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
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| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/core/kernel.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/core/kernel.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
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| 110 | ········<span·class="sr-only">View·Source</span> | 110 | ········<span·class="sr-only">View·Source</span> |
| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>kernel</span> | 112 | ····<span>kernel\n\n<script>window.location.replace("../lib/kernel-10.2.2/doc/html/index.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
| 114 | <script>window.location.replace("../lib/kernel-10.2.2/doc/html/index.html")</script> | ||
| 115 | </div> | 114 | </div> |
| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="erts.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="erts.html"·class="bottom-actions-button"·rel="prev"> |
| 119 | ········<span·class="subheader"> | 118 | ········<span·class="subheader"> |
| 120 | ··········←·Previous·Page | 119 | ··········←·Previous·Page |
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| 123 | erts | 122 | erts\n\n<script>window.location.replace("../erts-15.2.2/doc/html/index.html")</script> |
| 124 | ········</span> | 123 | ········</span> |
| 125 | ······</a> | 124 | ······</a> |
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| 133 | sasl | 132 | sasl\n\n<script>window.location.replace("../lib/sasl-4.2.2/doc/html/index.html")</script> |
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| 135 | ······</a> | 134 | ······</a> |
| 136 | ··</div> | 135 | ··</div> |
| 137 | </div> | 136 | </div> |
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| 159 | ········Built·using | 159 | ········Built·using |
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| 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
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| 10 | ····<title>Module·Index·—·Erlang/OTP·v27.2.2</title> | 10 | ····<title>Module·Index·—·Erlang/OTP·v27.2.2</title> |
| 11 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> | 11 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> |
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| 16 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 16 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
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| 18 | ··<body·data-type="extras"·class="page-extra"> | 18 | ··<body·data-type="extras"·class="page-extra"> |
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| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
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| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
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| 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> | 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> |
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| 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> | 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> |
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| 13 | ····<script·src="dist/sidebar_items- | 13 | ····<script·src="dist/sidebar_items-FA8819B1.js"></script> |
| 14 | ····<script·src="docs_config.js"></script> | 14 | ····<script·src="docs_config.js"></script> |
| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
| 16 | ··</head> | 16 | ··</head> |
| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
| 18 | ····<script> | 18 | ····<script> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/megaco.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/megaco.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
| 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> | 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> |
| 110 | ········<span·class="sr-only">View·Source</span> | 110 | ········<span·class="sr-only">View·Source</span> |
| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>megaco</span> | 112 | ····<span>megaco\n\n<script>window.location.replace("../lib/megaco-4.7/doc/html/index.html")</script></span> |
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| 114 | <script>window.location.replace("../lib/megaco-4.7/doc/html/index.html")</script> | ||
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| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="jinterface.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="jinterface.html"·class="bottom-actions-button"·rel="prev"> |
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| 121 | ········</span> | 120 | ········</span> |
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| 123 | jinterface | 122 | jinterface\n\n<script>window.location.replace("../lib/jinterface-1.14.1/doc/html/index.html")</script> |
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| 126 | ··</div> | 125 | ··</div> |
| 127 | ··<div·class="bottom-actions-item"> | 126 | ··<div·class="bottom-actions-item"> |
| 128 | ······<a·href="public_key.html"·class="bottom-actions-button"·rel="next"> | 127 | ······<a·href="public_key.html"·class="bottom-actions-button"·rel="next"> |
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| 135 | ······</a> | 134 | ······</a> |
| 136 | ··</div> | 135 | ··</div> |
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| 158 | ······<p·class="built-using"> | 158 | ······<p·class="built-using"> |
| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
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| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
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| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
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| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
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| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
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| 112 | ····<span>mnesia</span> | 112 | ····<span>mnesia\n\n<script>window.location.replace("../lib/mnesia-4.23.3/doc/html/index.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
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| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="stdlib.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="stdlib.html"·class="bottom-actions-button"·rel="prev"> |
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| 120 | ··········←·Previous·Page | 119 | ··········←·Previous·Page |
| 121 | ········</span> | 120 | ········</span> |
| 122 | ········<span·class="title"> | 121 | ········<span·class="title"> |
| 123 | stdlib | 122 | stdlib\n\n<script>window.location.replace("../lib/stdlib-6.2/doc/html/index.html")</script> |
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| 125 | ······</a> | 124 | ······</a> |
| 126 | ··</div> | 125 | ··</div> |
| 127 | ··<div·class="bottom-actions-item"> | 126 | ··<div·class="bottom-actions-item"> |
| 128 | ······<a·href="odbc.html"·class="bottom-actions-button"·rel="next"> | 127 | ······<a·href="odbc.html"·class="bottom-actions-button"·rel="next"> |
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| 133 | odbc | 132 | odbc\n\n<script>window.location.replace("../lib/odbc-2.15/doc/html/index.html")</script> |
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| 135 | ······</a> | 134 | ······</a> |
| 136 | ··</div> | 135 | ··</div> |
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| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
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| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
| 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> | 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> |
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| 112 | ····<span>observer</span> | 112 | ····<span>observer\n\n<script>window.location.replace("../lib/observer-2.17/doc/html/index.html")</script></span> |
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| 114 | <script>window.location.replace("../lib/observer-2.17/doc/html/index.html")</script> | ||
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| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="et.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="et.html"·class="bottom-actions-button"·rel="prev"> |
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| 123 | et | 122 | et\n\n<script>window.location.replace("../lib/et-1.7.1/doc/html/index.html")</script> |
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| 126 | ··</div> | 125 | ··</div> |
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| 128 | ······<a·href="parsetools.html"·class="bottom-actions-button"·rel="next"> | 127 | ······<a·href="parsetools.html"·class="bottom-actions-button"·rel="next"> |
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| 133 | parsetools | 132 | parsetools\n\n<script>window.location.replace("../lib/parsetools-2.6/doc/html/index.html")</script> |
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| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
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| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
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| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 118 | ······<a·href="observer.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="observer.html"·class="bottom-actions-button"·rel="prev"> |
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| 118 | ······<a·href="parsetools.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="parsetools.html"·class="bottom-actions-button"·rel="prev"> |
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| 120 | ··········←·Previous·Page | 119 | ··········←·Previous·Page |
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| 123 | parsetools | 122 | parsetools\n\n<script>window.location.replace("../lib/parsetools-2.6/doc/html/index.html")</script> |
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| 133 | runtime_tools | 132 | runtime_tools\n\n<script>window.location.replace("../lib/runtime_tools-2.1.1/doc/html/index.html")</script> |
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| 135 | ······</a> | 134 | ······</a> |
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| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
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| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
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| 12 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> | 12 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> |
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| 15 | ····<script·src="docs_config.js"></script> | 15 | ····<script·src="docs_config.js"></script> |
| 16 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 16 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
| 17 | ··</head> | 17 | ··</head> |
| 18 | ··<body·data-type="extras"·class="page-extra"> | 18 | ··<body·data-type="extras"·class="page-extra"> |
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| 389 | ········Built·using | 389 | ········Built·using |
| 390 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 390 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
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| 392 | ······</p> | 392 | ······</p> |
| 393 | <p>Copyright·©·1996-202 | 393 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 394 | ····</footer> | 394 | ····</footer> |
| 395 | ··</div> | 395 | ··</div> |
| 396 | </main> | 396 | </main> |
| 397 | </div> | 397 | </div> |
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| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
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| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/tools/runtime_tools.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/tools/runtime_tools.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
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| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>runtime_tools</span> | 112 | ····<span>runtime_tools\n\n<script>window.location.replace("../lib/runtime_tools-2.1.1/doc/html/index.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
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| 118 | ······<a·href="reltool.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="reltool.html"·class="bottom-actions-button"·rel="prev"> |
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| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
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| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
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| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
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| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>sasl</span> | 112 | ····<span>sasl\n\n<script>window.location.replace("../lib/sasl-4.2.2/doc/html/index.html")</script></span> |
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| 118 | ······<a·href="kernel.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="kernel.html"·class="bottom-actions-button"·rel="prev"> |
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| 133 | stdlib | 132 | stdlib\n\n<script>window.location.replace("../lib/stdlib-6.2/doc/html/index.html")</script> |
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| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
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| 212 | ······<p·class="built-using"> | 212 | ······<p·class="built-using"> |
| 213 | ········Built·using | 213 | ········Built·using |
| 214 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 214 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 215 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 215 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 216 | ······</p> | 216 | ······</p> |
| 217 | <p>Copyright·©·1996-202 | 217 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 218 | ····</footer> | 218 | ····</footer> |
| 219 | ··</div> | 219 | ··</div> |
| 220 | </main> | 220 | </main> |
| 221 | </div> | 221 | </div> |
| 222 | <script> | 222 | <script> |
| 223 | ··function·mermaidLoaded()·{ | 223 | ··function·mermaidLoaded()·{ |
| 224 | ····mermaid.initialize({ | 224 | ····mermaid.initialize({ |
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| 12 | ····<title>Search·—·Erlang/OTP·v27.2.2</title> | 12 | ····<title>Search·—·Erlang/OTP·v27.2.2</title> |
| 13 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> | 13 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> |
| 14 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> | 14 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> |
| 15 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> | 15 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> |
| 16 | ····<script·src="dist/sidebar_items- | 16 | ····<script·src="dist/sidebar_items-FA8819B1.js"></script> |
| 17 | ····<script·src="docs_config.js"></script> | 17 | ····<script·src="docs_config.js"></script> |
| 18 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 18 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
| 19 | ··</head> | 19 | ··</head> |
| 20 | ··<body·data-type="search"·class="page-search"> | 20 | ··<body·data-type="search"·class="page-search"> |
| 21 | ····<script> | 21 | ····<script> |
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| 108 | <div·id="search"> | 108 | <div·id="search"> |
| 109 | ··<h1> | 109 | ··<h1> |
| 110 | ····<span></span> | 110 | ····<span></span> |
| 111 | ··</h1> | 111 | ··</h1> |
| 112 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> | 112 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> |
| 113 | </div> | 113 | </div> |
| 114 | <script·src="dist/search_data- | 114 | <script·src="dist/search_data-858E7357.js"></script> |
| 115 | ····<footer·class="footer"> | 115 | ····<footer·class="footer"> |
| 116 | ······<p> | 116 | ······<p> |
| 117 | ········<span·class="line"> | 117 | ········<span·class="line"> |
| 118 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> | 118 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> |
| 119 | ············Search·HexDocs | 119 | ············Search·HexDocs |
| 120 | ··········</button> | 120 | ··········</button> |
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| 127 | ······<p·class="built-using"> | 127 | ······<p·class="built-using"> |
| 128 | ········Built·using | 128 | ········Built·using |
| 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 131 | ······</p> | 131 | ······</p> |
| 132 | <p>Copyright·©·1996-202 | 132 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 133 | ····</footer> | 133 | ····</footer> |
| 134 | ··</div> | 134 | ··</div> |
| 135 | </main> | 135 | </main> |
| 136 | </div> | 136 | </div> |
| 137 | <script> | 137 | <script> |
| 138 | ··function·mermaidLoaded()·{ | 138 | ··function·mermaidLoaded()·{ |
| 139 | ····mermaid.initialize({ | 139 | ····mermaid.initialize({ |
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| 4 | ····<meta·charset="utf-8"> | 4 | ····<meta·charset="utf-8"> |
| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
| 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> | 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> |
| 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> | 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> |
| 9 | ····<title>snmp·—·Erlang/OTP·v27.2.2</title> | 9 | ····<title>snmp\n\n<script>window.location.replace("../lib/snmp-5.18/doc/html/index.html")</script>·—·Erlang/OTP·v27.2.2</title> |
| 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> | 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> |
| 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> | 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> |
| 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> | 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> |
| 13 | ····<script·src="dist/sidebar_items- | 13 | ····<script·src="dist/sidebar_items-FA8819B1.js"></script> |
| 14 | ····<script·src="docs_config.js"></script> | 14 | ····<script·src="docs_config.js"></script> |
| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
| 16 | ··</head> | 16 | ··</head> |
| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
| 18 | ····<script> | 18 | ····<script> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/oam/snmp.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/oam/snmp.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
| 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> | 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> |
| 110 | ········<span·class="sr-only">View·Source</span> | 110 | ········<span·class="sr-only">View·Source</span> |
| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>snmp</span> | 112 | ····<span>snmp\n\n<script>window.location.replace("../lib/snmp-5.18/doc/html/index.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
| 114 | <script>window.location.replace("../lib/snmp-5.18/doc/html/index.html")</script> | ||
| 115 | </div> | 114 | </div> |
| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="os_mon.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="os_mon.html"·class="bottom-actions-button"·rel="prev"> |
| 119 | ········<span·class="subheader"> | 118 | ········<span·class="subheader"> |
| 120 | ··········←·Previous·Page | 119 | ··········←·Previous·Page |
| 121 | ········</span> | 120 | ········</span> |
| 122 | ········<span·class="title"> | 121 | ········<span·class="title"> |
| 123 | os_mon | 122 | os_mon\n\n<script>window.location.replace("../lib/os_mon-2.10.1/doc/html/index.html")</script> |
| 124 | ········</span> | 123 | ········</span> |
| 125 | ······</a> | 124 | ······</a> |
| 126 | ··</div> | 125 | ··</div> |
| 127 | ··<div·class="bottom-actions-item"> | 126 | ··<div·class="bottom-actions-item"> |
| 128 | ······<a·href="asn1.html"·class="bottom-actions-button"·rel="next"> | 127 | ······<a·href="asn1.html"·class="bottom-actions-button"·rel="next"> |
| 129 | ········<span·class="subheader"> | 128 | ········<span·class="subheader"> |
| 130 | ··········Next·Page·→ | 129 | ··········Next·Page·→ |
| 131 | ········</span> | 130 | ········</span> |
| 132 | ········<span·class="title"> | 131 | ········<span·class="title"> |
| 133 | asn1 | 132 | asn1\n\n<script>window.location.replace("../lib/asn1-5.3.1/doc/html/index.html")</script> |
| 134 | ········</span> | 133 | ········</span> |
| 135 | ······</a> | 134 | ······</a> |
| 136 | ··</div> | 135 | ··</div> |
| 137 | </div> | 136 | </div> |
| 138 | ····<footer·class="footer"> | 137 | ····<footer·class="footer"> |
| 139 | ······<p> | 138 | ······<p> |
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| 158 | ······<p·class="built-using"> | 158 | ······<p·class="built-using"> |
| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
| 170 | ····mermaid.initialize({ | 170 | ····mermaid.initialize({ |
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| 4 | ····<meta·charset="utf-8"> | 4 | ····<meta·charset="utf-8"> |
| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
| 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> | 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> |
| 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> | 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> |
| 9 | ····<title>ssh·—·Erlang/OTP·v27.2.2</title> | 9 | ····<title>ssh\n\n<script>window.location.replace("../lib/ssh-5.2.6/doc/html/index.html")</script>·—·Erlang/OTP·v27.2.2</title> |
| 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> | 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> |
| 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> | 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> |
| 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> | 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> |
| 13 | ····<script·src="dist/sidebar_items- | 13 | ····<script·src="dist/sidebar_items-FA8819B1.js"></script> |
| 14 | ····<script·src="docs_config.js"></script> | 14 | ····<script·src="docs_config.js"></script> |
| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
| 16 | ··</head> | 16 | ··</head> |
| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
| 18 | ····<script> | 18 | ····<script> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/ssh.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/ssh.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
| 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> | 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> |
| 110 | ········<span·class="sr-only">View·Source</span> | 110 | ········<span·class="sr-only">View·Source</span> |
| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>ssh</span> | 112 | ····<span>ssh\n\n<script>window.location.replace("../lib/ssh-5.2.6/doc/html/index.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
| 114 | <script>window.location.replace("../lib/ssh-5.2.6/doc/html/index.html")</script> | ||
| 115 | </div> | 114 | </div> |
| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="public_key.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="public_key.html"·class="bottom-actions-button"·rel="prev"> |
| 119 | ········<span·class="subheader"> | 118 | ········<span·class="subheader"> |
| 120 | ··········←·Previous·Page | 119 | ··········←·Previous·Page |
| 121 | ········</span> | 120 | ········</span> |
| 122 | ········<span·class="title"> | 121 | ········<span·class="title"> |
| 123 | public_key | 122 | public_key\n\n<script>window.location.replace("../lib/public_key-1.17.1/doc/html/index.html")</script> |
| 124 | ········</span> | 123 | ········</span> |
| 125 | ······</a> | 124 | ······</a> |
| 126 | ··</div> | 125 | ··</div> |
| 127 | ··<div·class="bottom-actions-item"> | 126 | ··<div·class="bottom-actions-item"> |
| 128 | ······<a·href="ssl.html"·class="bottom-actions-button"·rel="next"> | 127 | ······<a·href="ssl.html"·class="bottom-actions-button"·rel="next"> |
| 129 | ········<span·class="subheader"> | 128 | ········<span·class="subheader"> |
| 130 | ··········Next·Page·→ | 129 | ··········Next·Page·→ |
| 131 | ········</span> | 130 | ········</span> |
| 132 | ········<span·class="title"> | 131 | ········<span·class="title"> |
| 133 | ssl | 132 | ssl\n\n<script>window.location.replace("../lib/ssl-11.2.7/doc/html/index.html")</script> |
| 134 | ········</span> | 133 | ········</span> |
| 135 | ······</a> | 134 | ······</a> |
| 136 | ··</div> | 135 | ··</div> |
| 137 | </div> | 136 | </div> |
| 138 | ····<footer·class="footer"> | 137 | ····<footer·class="footer"> |
| 139 | ······<p> | 138 | ······<p> |
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| 158 | ······<p·class="built-using"> | 158 | ······<p·class="built-using"> |
| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
| 170 | ····mermaid.initialize({ | 170 | ····mermaid.initialize({ |
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| 4 | ····<meta·charset="utf-8"> | 4 | ····<meta·charset="utf-8"> |
| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
| 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> | 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> |
| 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> | 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> |
| 9 | ····<title>ssl·—·Erlang/OTP·v27.2.2</title> | 9 | ····<title>ssl\n\n<script>window.location.replace("../lib/ssl-11.2.7/doc/html/index.html")</script>·—·Erlang/OTP·v27.2.2</title> |
| 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> | 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> |
| 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> | 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> |
| 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> | 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> |
| 13 | ····<script·src="dist/sidebar_items- | 13 | ····<script·src="dist/sidebar_items-FA8819B1.js"></script> |
| 14 | ····<script·src="docs_config.js"></script> | 14 | ····<script·src="docs_config.js"></script> |
| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
| 16 | ··</head> | 16 | ··</head> |
| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
| 18 | ····<script> | 18 | ····<script> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/ssl.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/ssl.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
| 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> | 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> |
| 110 | ········<span·class="sr-only">View·Source</span> | 110 | ········<span·class="sr-only">View·Source</span> |
| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>ssl</span> | 112 | ····<span>ssl\n\n<script>window.location.replace("../lib/ssl-11.2.7/doc/html/index.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
| 114 | <script>window.location.replace("../lib/ssl-11.2.7/doc/html/index.html")</script> | ||
| 115 | </div> | 114 | </div> |
| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="ssh.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="ssh.html"·class="bottom-actions-button"·rel="prev"> |
| 119 | ········<span·class="subheader"> | 118 | ········<span·class="subheader"> |
| 120 | ··········←·Previous·Page | 119 | ··········←·Previous·Page |
| 121 | ········</span> | 120 | ········</span> |
| 122 | ········<span·class="title"> | 121 | ········<span·class="title"> |
| 123 | ssh | 122 | ssh\n\n<script>window.location.replace("../lib/ssh-5.2.6/doc/html/index.html")</script> |
| 124 | ········</span> | 123 | ········</span> |
| 125 | ······</a> | 124 | ······</a> |
| 126 | ··</div> | 125 | ··</div> |
| 127 | ··<div·class="bottom-actions-item"> | 126 | ··<div·class="bottom-actions-item"> |
| 128 | ······<a·href="tftp.html"·class="bottom-actions-button"·rel="next"> | 127 | ······<a·href="tftp.html"·class="bottom-actions-button"·rel="next"> |
| 129 | ········<span·class="subheader"> | 128 | ········<span·class="subheader"> |
| 130 | ··········Next·Page·→ | 129 | ··········Next·Page·→ |
| 131 | ········</span> | 130 | ········</span> |
| 132 | ········<span·class="title"> | 131 | ········<span·class="title"> |
| 133 | tftp | 132 | tftp\n\n<script>window.location.replace("../lib/tftp-1.2.2/doc/html/index.html")</script> |
| 134 | ········</span> | 133 | ········</span> |
| 135 | ······</a> | 134 | ······</a> |
| 136 | ··</div> | 135 | ··</div> |
| 137 | </div> | 136 | </div> |
| 138 | ····<footer·class="footer"> | 137 | ····<footer·class="footer"> |
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| 158 | ······<p·class="built-using"> | 158 | ······<p·class="built-using"> |
| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
| 170 | ····mermaid.initialize({ | 170 | ····mermaid.initialize({ |
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| 4 | ····<meta·charset="utf-8"> | 4 | ····<meta·charset="utf-8"> |
| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
| 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> | 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> |
| 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> | 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> |
| 9 | ····<title>stdlib·—·Erlang/OTP·v27.2.2</title> | 9 | ····<title>stdlib\n\n<script>window.location.replace("../lib/stdlib-6.2/doc/html/index.html")</script>·—·Erlang/OTP·v27.2.2</title> |
| 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> | 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> |
| 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> | 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> |
| 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> | 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> |
| 13 | ····<script·src="dist/sidebar_items- | 13 | ····<script·src="dist/sidebar_items-FA8819B1.js"></script> |
| 14 | ····<script·src="docs_config.js"></script> | 14 | ····<script·src="docs_config.js"></script> |
| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
| 16 | ··</head> | 16 | ··</head> |
| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
| 18 | ····<script> | 18 | ····<script> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/core/stdlib.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/core/stdlib.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
| 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> | 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> |
| 110 | ········<span·class="sr-only">View·Source</span> | 110 | ········<span·class="sr-only">View·Source</span> |
| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>stdlib</span> | 112 | ····<span>stdlib\n\n<script>window.location.replace("../lib/stdlib-6.2/doc/html/index.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
| 114 | <script>window.location.replace("../lib/stdlib-6.2/doc/html/index.html")</script> | ||
| 115 | </div> | 114 | </div> |
| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="sasl.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="sasl.html"·class="bottom-actions-button"·rel="prev"> |
| 119 | ········<span·class="subheader"> | 118 | ········<span·class="subheader"> |
| 120 | ··········←·Previous·Page | 119 | ··········←·Previous·Page |
| 121 | ········</span> | 120 | ········</span> |
| 122 | ········<span·class="title"> | 121 | ········<span·class="title"> |
| 123 | sasl | 122 | sasl\n\n<script>window.location.replace("../lib/sasl-4.2.2/doc/html/index.html")</script> |
| 124 | ········</span> | 123 | ········</span> |
| 125 | ······</a> | 124 | ······</a> |
| 126 | ··</div> | 125 | ··</div> |
| 127 | ··<div·class="bottom-actions-item"> | 126 | ··<div·class="bottom-actions-item"> |
| 128 | ······<a·href="mnesia.html"·class="bottom-actions-button"·rel="next"> | 127 | ······<a·href="mnesia.html"·class="bottom-actions-button"·rel="next"> |
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| 130 | ··········Next·Page·→ | 129 | ··········Next·Page·→ |
| 131 | ········</span> | 130 | ········</span> |
| 132 | ········<span·class="title"> | 131 | ········<span·class="title"> |
| 133 | mnesia | 132 | mnesia\n\n<script>window.location.replace("../lib/mnesia-4.23.3/doc/html/index.html")</script> |
| 134 | ········</span> | 133 | ········</span> |
| 135 | ······</a> | 134 | ······</a> |
| 136 | ··</div> | 135 | ··</div> |
| 137 | </div> | 136 | </div> |
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| 158 | ······<p·class="built-using"> | 158 | ······<p·class="built-using"> |
| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
| 170 | ····mermaid.initialize({ | 170 | ····mermaid.initialize({ |
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| 4 | ····<meta·charset="utf-8"> | 4 | ····<meta·charset="utf-8"> |
| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
| 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> | 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> |
| 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> | 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> |
| 9 | ····<title>syntax_tools·—·Erlang/OTP·v27.2.2</title> | 9 | ····<title>syntax_tools\n\n<script>window.location.replace("../lib/syntax_tools-3.2.1/doc/html/index.html")</script>·—·Erlang/OTP·v27.2.2</title> |
| 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> | 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> |
| 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> | 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> |
| 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> | 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> |
| 13 | ····<script·src="dist/sidebar_items- | 13 | ····<script·src="dist/sidebar_items-FA8819B1.js"></script> |
| 14 | ····<script·src="docs_config.js"></script> | 14 | ····<script·src="docs_config.js"></script> |
| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
| 16 | ··</head> | 16 | ··</head> |
| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/tools/syntax_tools.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/tools/syntax_tools.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
| 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> | 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> |
| 110 | ········<span·class="sr-only">View·Source</span> | 110 | ········<span·class="sr-only">View·Source</span> |
| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>syntax_tools</span> | 112 | ····<span>syntax_tools\n\n<script>window.location.replace("../lib/syntax_tools-3.2.1/doc/html/index.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
| 114 | <script>window.location.replace("../lib/syntax_tools-3.2.1/doc/html/index.html")</script> | ||
| 115 | </div> | 114 | </div> |
| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="runtime_tools.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="runtime_tools.html"·class="bottom-actions-button"·rel="prev"> |
| 119 | ········<span·class="subheader"> | 118 | ········<span·class="subheader"> |
| 120 | ··········←·Previous·Page | 119 | ··········←·Previous·Page |
| 121 | ········</span> | 120 | ········</span> |
| 122 | ········<span·class="title"> | 121 | ········<span·class="title"> |
| 123 | runtime_tools | 122 | runtime_tools\n\n<script>window.location.replace("../lib/runtime_tools-2.1.1/doc/html/index.html")</script> |
| 124 | ········</span> | 123 | ········</span> |
| 125 | ······</a> | 124 | ······</a> |
| 126 | ··</div> | 125 | ··</div> |
| 127 | ··<div·class="bottom-actions-item"> | 126 | ··<div·class="bottom-actions-item"> |
| 128 | ······<a·href="tools.html"·class="bottom-actions-button"·rel="next"> | 127 | ······<a·href="tools.html"·class="bottom-actions-button"·rel="next"> |
| 129 | ········<span·class="subheader"> | 128 | ········<span·class="subheader"> |
| 130 | ··········Next·Page·→ | 129 | ··········Next·Page·→ |
| 131 | ········</span> | 130 | ········</span> |
| 132 | ········<span·class="title"> | 131 | ········<span·class="title"> |
| 133 | tools | 132 | tools\n\n<script>window.location.replace("../lib/tools-4.1.1/doc/html/index.html")</script> |
| 134 | ········</span> | 133 | ········</span> |
| 135 | ······</a> | 134 | ······</a> |
| 136 | ··</div> | 135 | ··</div> |
| 137 | </div> | 136 | </div> |
| 138 | ····<footer·class="footer"> | 137 | ····<footer·class="footer"> |
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| 158 | ······<p·class="built-using"> | 158 | ······<p·class="built-using"> |
| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
| 170 | ····mermaid.initialize({ | 170 | ····mermaid.initialize({ |
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| 131 | ······<p·class="built-using"> | 131 | ······<p·class="built-using"> |
| 132 | ········Built·using | 132 | ········Built·using |
| 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 135 | ······</p> | 135 | ······</p> |
| 136 | <p>Copyright·©·1996-202 | 136 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 137 | ····</footer> | 137 | ····</footer> |
| 138 | ··</div> | 138 | ··</div> |
| 139 | </main> | 139 | </main> |
| 140 | </div> | 140 | </div> |
| 141 | <script> | 141 | <script> |
| 142 | ··function·mermaidLoaded()·{ | 142 | ··function·mermaidLoaded()·{ |
| 143 | ····mermaid.initialize({ | 143 | ····mermaid.initialize({ |
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| 135 | <a·href="applications.html#app_dir">directory·structure</a>.</p><p><a·href=""·id="callback_module"></a></p><h2·id="application-callback-module"·class="section-heading"> | 135 | <a·href="applications.html#app_dir">directory·structure</a>.</p><p><a·href=""·id="callback_module"></a></p><h2·id="application-callback-module"·class="section-heading"> |
| 136 | ··<a·href="#application-callback-module"·class="hover-link"> | 136 | ··<a·href="#application-callback-module"·class="hover-link"> |
| 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 138 | ··</a> | 138 | ··</a> |
| 139 | ··<span·class="text">Application·Callback·Module</span> | 139 | ··<span·class="text">Application·Callback·Module</span> |
| 140 | </h2> | 140 | </h2> |
| 141 | <p>How·to·start·and·stop·the·code·for·the·application,·including·its·supervision | 141 | <p>How·to·start·and·stop·the·code·for·the·application,·including·its·supervision |
| 142 | tree,·is·described·by·two·callback·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start</span><span·class="p"·data-group-id="7267358160-1">(</span><span·class="n">StartType</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StartArgs</span><span·class="p"·data-group-id="7267358160-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="7267358160-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="7267358160-2">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7267358160-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="7267358160-3">}</span><span·class="w"> | ||
| 143 | 142 | tree,·is·described·by·two·callback·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start</span><span·class="p"·data-group-id="5748282040-1">(</span><span·class="n">StartType</span><span·class="p">,</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·740,·SHA:·96624718d475ad15cc4cde630ee5ea01fefe21862392644b7d16a37ebe0e90b8·...·] | |
| 143 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="5748282040-4">(</span><span·class="n">State</span><span·class="p"·data-group-id="5748282040-4">)</span></code></pre><ul><li><code·class="inline">start/2</code>·is·called·when·starting·the·application·and·is·to·create·the | ||
| 144 | supervision·tree·by·starting·the·top·supervisor.·It·is·expected·to·return·the | 144 | supervision·tree·by·starting·the·top·supervisor.·It·is·expected·to·return·the |
| 145 | pid·of·the·top·supervisor·and·an·optional·term,·<code·class="inline">State</code>,·which·defaults·to | 145 | pid·of·the·top·supervisor·and·an·optional·term,·<code·class="inline">State</code>,·which·defaults·to |
| 146 | <code·class="inline">[]</code>.·This·term·is·passed·as·is·to·<code·class="inline">stop/1</code>.</li><li><code·class="inline">StartType</code>·is·usually·the·atom·<code·class="inline">normal</code>.·It·has·other·values·only·in·the·case | 146 | <code·class="inline">[]</code>.·This·term·is·passed·as·is·to·<code·class="inline">stop/1</code>.</li><li><code·class="inline">StartType</code>·is·usually·the·atom·<code·class="inline">normal</code>.·It·has·other·values·only·in·the·case |
| 147 | of·a·takeover·or·failover;·see | 147 | of·a·takeover·or·failover;·see |
| 148 | <a·href="distributed_applications.html">Distributed·Applications</a>.</li><li><code·class="inline">StartArgs</code>·is·defined·by·the·key·<code·class="inline">mod</code>·in·the | 148 | <a·href="distributed_applications.html">Distributed·Applications</a>.</li><li><code·class="inline">StartArgs</code>·is·defined·by·the·key·<code·class="inline">mod</code>·in·the |
| 149 | <a·href="applications.html#appl_res_file">application·resource·file</a>.</li><li><code·class="inline">stop/1</code>·is·called·<em>after</em>·the·application·has·been·stopped·and·is·to·do·any | 149 | <a·href="applications.html#appl_res_file">application·resource·file</a>.</li><li><code·class="inline">stop/1</code>·is·called·<em>after</em>·the·application·has·been·stopped·and·is·to·do·any |
| 150 | necessary·cleaning·up.·The·actual·stopping·of·the·application,·that·is, | 150 | necessary·cleaning·up.·The·actual·stopping·of·the·application,·that·is, |
| 151 | shutting·down·the·supervision·tree,·is·handled·automatically·as·described·in | 151 | shutting·down·the·supervision·tree,·is·handled·automatically·as·described·in |
| 152 | <a·href="applications.html#stopping">Starting·and·Stopping·Applications</a>.</li></ul><p><a·href=""·id="ch_app"></a></p><p>Example·of·an·application·callback·module·for·packaging·the·supervision·tree | 152 | <a·href="applications.html#stopping">Starting·and·Stopping·Applications</a>.</li></ul><p><a·href=""·id="ch_app"></a></p><p>Example·of·an·application·callback·module·for·packaging·the·supervision·tree |
| 153 | from·<a·href="sup_princ.html#ex">Supervisor·Behaviour</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 153 | from·<a·href="sup_princ.html#ex">Supervisor·Behaviour</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="3325911972-1">(</span><span·class="ss">ch_app</span><span·class="p"·data-group-id="3325911972-1">)</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 154 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="3325911972-2">(</span><span·class="ss">application</span><span·class="p"·data-group-id="3325911972-2">)</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="w"> | 155 | </span><span·class="w"> |
| 156 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 156 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3325911972-3">(</span><span·class="p"·data-group-id="3325911972-4">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·da04998dda49d3a4f413a701979f7268f0c605b2d0741b733e97c1571008449d·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">start</span><span·class="p"·data-group-id="3325911972-5">(</span><span·class="p">_</span><span·class="n">Type</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="3325911972-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="nc">ch_sup</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="nc">ch_sup</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="3325911972-6">(</span><span·class="p"·data-group-id="3325911972-6">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 159 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="3325911972-7">(</span><span·class="p">_</span><span·class="n">State</span><span·class="p"·data-group-id="3325911972-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 160 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>A·library·application·that·cannot·be·started·or·stopped·does·not·need·any | 160 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>A·library·application·that·cannot·be·started·or·stopped·does·not·need·any |
| 161 | application·callback·module.</p><p><a·href=""·id="appl_res_file"></a></p><h2·id="application-resource-file"·class="section-heading"> | 161 | application·callback·module.</p><p><a·href=""·id="appl_res_file"></a></p><h2·id="application-resource-file"·class="section-heading"> |
| 162 | ··<a·href="#application-resource-file"·class="hover-link"> | 162 | ··<a·href="#application-resource-file"·class="hover-link"> |
| 163 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 163 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 164 | ··</a> | 164 | ··</a> |
| 165 | ··<span·class="text">Application·Resource·File</span> | 165 | ··<span·class="text">Application·Resource·File</span> |
| 166 | </h2> | 166 | </h2> |
| Offset 173, 22 lines modified | Offset 173, 22 lines modified | ||
| 173 | keys.</li></ul><p>The·contents·of·a·minimal·<code·class="inline">.app</code>·file·for·a·library·application·<code·class="inline">libapp</code>·looks | 173 | keys.</li></ul><p>The·contents·of·a·minimal·<code·class="inline">.app</code>·file·for·a·library·application·<code·class="inline">libapp</code>·looks |
| 174 | as·follows:</p><pre><code·class="text">{application,·libapp,·[]}.</code></pre><p>The·contents·of·a·minimal·<code·class="inline">.app</code>·file·<code·class="inline">ch_app.app</code>·for·a·supervision·tree | 174 | as·follows:</p><pre><code·class="text">{application,·libapp,·[]}.</code></pre><p>The·contents·of·a·minimal·<code·class="inline">.app</code>·file·<code·class="inline">ch_app.app</code>·for·a·supervision·tree |
| 175 | application·like·<code·class="inline">ch_app</code>·looks·as·follows:</p><pre><code·class="text">{application,·ch_app, | 175 | application·like·<code·class="inline">ch_app</code>·looks·as·follows:</p><pre><code·class="text">{application,·ch_app, |
| 176 | ·[{mod,·{ch_app,[]}}]}.</code></pre><p>The·key·<code·class="inline">mod</code>·defines·the·callback·module·and·start·argument·of·the·application, | 176 | ·[{mod,·{ch_app,[]}}]}.</code></pre><p>The·key·<code·class="inline">mod</code>·defines·the·callback·module·and·start·argument·of·the·application, |
| 177 | in·this·case·<code·class="inline">ch_app</code>·and·<code·class="inline">[]</code>,·respectively.·This·means·that·the·following·is | 177 | in·this·case·<code·class="inline">ch_app</code>·and·<code·class="inline">[]</code>,·respectively.·This·means·that·the·following·is |
| 178 | called·when·the·application·is·to·be·started:</p><pre><code·class="text">ch_app:start(normal,·[])</code></pre><p>The·following·is·called·when·the·application·is·stopped:</p><pre><code·class="text">ch_app:stop([])</code></pre><p>When·using·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>,·the·Erlang/OTP·tools·for·packaging·code·(see·Section | 178 | called·when·the·application·is·to·be·started:</p><pre><code·class="text">ch_app:start(normal,·[])</code></pre><p>The·following·is·called·when·the·application·is·stopped:</p><pre><code·class="text">ch_app:stop([])</code></pre><p>When·using·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>,·the·Erlang/OTP·tools·for·packaging·code·(see·Section |
| 179 | <a·href="release_structure.html">Releases</a>),·the·keys·<code·class="inline">description</code>,·<code·class="inline">vsn</code>,·<code·class="inline">modules</code>, | 179 | <a·href="release_structure.html">Releases</a>),·the·keys·<code·class="inline">description</code>,·<code·class="inline">vsn</code>,·<code·class="inline">modules</code>, |
| 180 | <code·class="inline">registered</code>,·and·<code·class="inline">applications</code>·are·also·to·be·specified:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 180 | <code·class="inline">registered</code>,·and·<code·class="inline">applications</code>·are·also·to·be·specified:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1806229370-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w"> |
| 181 | ·</span><span·class="p"·data-group-id=" | 181 | ·</span><span·class="p"·data-group-id="1806229370-2">[</span><span·class="p"·data-group-id="1806229370-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Channel·allocator"</span><span·class="p"·data-group-id="1806229370-3">}</span><span·class="p">,</span><span·class="w"> |
| 182 | ··</span><span·class="p"·data-group-id=" | 182 | ··</span><span·class="p"·data-group-id="1806229370-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="1806229370-4">}</span><span·class="p">,</span><span·class="w"> |
| 183 | ··</span><span·class="p"·data-group-id=" | 183 | ··</span><span·class="p"·data-group-id="1806229370-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1806229370-6">[</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_sup<[·...·truncated·by·diffoscope;·len:·175,·SHA:·b1e240022c91ae65a16fd3e3c48a47eae804184261a61c25bb565c5c5088d3b9·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 184 | ··</span><span·class="p"·data-group-id=" | 184 | ··</span><span·class="p"·data-group-id="1806229370-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1806229370-8">[</span><span·class="ss">ch3</span><span·class="p"·data-group-id="1806229370-8">]</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·5e143570da8a45234758fc39142938bd1689d71ed958bb51ca1b371055a4105a·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 185 | ··</span><span·class="p"·data-group-id=" | 185 | ··</span><span·class="p"·data-group-id="1806229370-9">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1806229370-10">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">s[·...·truncated·by·diffoscope;·len:·183,·SHA:·6bb043fe3b874bd8bc2d85fa1c4467e56cf5587fa0e2e27299b77d63d4e82d2f·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 186 | ··</span><span·class="p"·data-group-id=" | 186 | ··</span><span·class="p"·data-group-id="1806229370-11">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1806229370-12">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="p"·data-group-id="1806229370-13">[</s[·...·truncated·by·diffoscope;·len:·153,·SHA:·fb7edd57e92d60f415923b267072bf67e304f59c386b6f5c4d8e58947d712003·...·]-11">}</span><span·class="w"> |
| 187 | ·</span><span·class="p"·data-group-id=" | 187 | ·</span><span·class="p"·data-group-id="1806229370-2">]</span><span·class="p"·data-group-id="1806229370-1">}</span><span·class="p">.</span></code></pre><ul><li><code·class="inline">description</code>·-·A·short·description,·a·string.·Defaults·to·<code·class="inline">""</code>.</li><li><code·class="inline">vsn</code>·-·Version·number,·a·string.·Defaults·to·<code·class="inline">""</code>.</li><li><code·class="inline">modules</code>·-·All·modules·<em>introduced</em>·by·this·application.·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·uses |
| 188 | this·list·when·generating·boot·scripts·and·tar·files.·A·module·must·only | 188 | this·list·when·generating·boot·scripts·and·tar·files.·A·module·must·only |
| 189 | be·included·in·one·application.·Defaults·to·<code·class="inline">[]</code>.</li><li><code·class="inline">registered</code>·-·All·names·of·registered·processes·in·the·application. | 189 | be·included·in·one·application.·Defaults·to·<code·class="inline">[]</code>.</li><li><code·class="inline">registered</code>·-·All·names·of·registered·processes·in·the·application. |
| 190 | <a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·uses·this·list·to·detect·name·clashes·between·applications. | 190 | <a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·uses·this·list·to·detect·name·clashes·between·applications. |
| 191 | Defaults·to·<code·class="inline">[]</code>.</li><li><code·class="inline">applications</code>·-·All·applications·that·must·be·started·before·this | 191 | Defaults·to·<code·class="inline">[]</code>.</li><li><code·class="inline">applications</code>·-·All·applications·that·must·be·started·before·this |
| 192 | application·is·started.·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·uses·this·list·to·generate·correct·boot | 192 | application·is·started.·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·uses·this·list·to·generate·correct·boot |
| 193 | scripts.·Defaults·to·<code·class="inline">[]</code>.·Notice·that·all·applications·have·dependencies·to | 193 | scripts.·Defaults·to·<code·class="inline">[]</code>.·Notice·that·all·applications·have·dependencies·to |
| 194 | at·least·Kernel·and·STDLIB.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>For·details·about·the·syntax·and·contents·of·the·application·resource·file, | 194 | at·least·Kernel·and·STDLIB.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>For·details·about·the·syntax·and·contents·of·the·application·resource·file, |
| Offset 300, 38 lines modified | Offset 300, 38 lines modified | ||
| 300 | stop·applications.</p><h2·id="loading-and-unloading-applications"·class="section-heading"> | 300 | stop·applications.</p><h2·id="loading-and-unloading-applications"·class="section-heading"> |
| 301 | ··<a·href="#loading-and-unloading-applications"·class="hover-link"> | 301 | ··<a·href="#loading-and-unloading-applications"·class="hover-link"> |
| 302 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 302 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 303 | ··</a> | 303 | ··</a> |
| 304 | ··<span·class="text">Loading·and·Unloading·Applications</span> | 304 | ··<span·class="text">Loading·and·Unloading·Applications</span> |
| 305 | </h2> | 305 | </h2> |
| 306 | <p>Before·an·application·can·be·started,·it·must·be·<em>loaded</em>.·The·application | 306 | <p>Before·an·application·can·be·started,·it·must·be·<em>loaded</em>.·The·application |
| 307 | controller·reads·and·stores·the·information·from·the·<code·class="inline">.app</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">load</span><span·class="p"·data-group-id=" | 307 | controller·reads·and·stores·the·information·from·the·<code·class="inline">.app</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">load</span><span·class="p"·data-group-id="2834386876-1">(</span><span·class="ss">ch_app</span><span·class="p"·data-group-id="2834386876-1">)</span><span·class="p">.</span><span·class="w"> |
| 308 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 308 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 309 | 2>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">loaded_applications</span><span·class="p"·data-group-id=" | 309 | 2>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">loaded_applications</span><span·class="p"·data-group-id="2834386876-2">(</span><span·class="p"·data-group-id="2834386876-2">)</span><span·class="p">.</span><span·class="w"> |
| 310 | </span><span·class="p"·data-group-id=" | 310 | </span><span·class="p"·data-group-id="2834386876-3">[</span><span·class="p"·data-group-id="2834386876-4">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="s">"ERTS··CXC·138·10"</span><span·class="p">,</span><span·class="s">"2.8.1.3"</span><span·clas[·...·truncated·by·diffoscope;·len:·31,·SHA:·f5e59e7525238d6ba8dfb45618a8aeca1ddac3ed6f605bb6f7c052f5f2b5dbe2·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 311 | ·</span><span·class="p"·data-group-id=" | 311 | ·</span><span·class="p"·data-group-id="2834386876-5">{</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="s">"ERTS··CXC·138·10"</span><span·class="p">,</span><span·class="s">"1.11.4.3"</span><span·class="p"·data-group-id="2834386876-5">}</span><span·class="p">,</span><span·class="w"> |
| 312 | ·</span><span·class="p"·data-group-id=" | 312 | ·</span><span·class="p"·data-group-id="2834386876-6">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="s">"Channel·allocator"</span><span·class="p">,</span><span·class="s">"1"</span><span·class="p"·data-group-id="2834386876-6">}</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·43f5ba23ef5e2d8dbf80fbc9f1c2cf511e2139c722f4898d90d66a43d793bb00·...·]-3">]</span></code></pre><p>An·application·that·has·been·stopped,·or·has·never·been·started,·can·be |
| 313 | unloaded.·The·information·about·the·application·is·erased·from·the·internal | 313 | unloaded.·The·information·about·the·application·is·erased·from·the·internal |
| 314 | database·of·the·application·controller.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">unload</span><span·class="p"·data-group-id=" | 314 | database·of·the·application·controller.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">unload</span><span·class="p"·data-group-id="8789357757-1">(</span><span·class="ss">ch_app</span><span·class="p"·data-group-id="8789357757-1">)</span><span·class="p">.</span><span·class="w"> |
| 315 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 315 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 316 | 4>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">loaded_applications</span><span·class="p"·data-group-id=" | 316 | 4>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">loaded_applications</span><span·class="p"·data-group-id="8789357757-2">(</span><span·class="p"·data-group-id="8789357757-2">)</span><span·class="p">.</span><span·class="w"> |
| 317 | </span><span·class="p"·data-group-id=" | 317 | </span><span·class="p"·data-group-id="8789357757-3">[</span><span·class="p"·data-group-id="8789357757-4">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="s">"ERTS··CXC·138·10"</span><span·class="p">,</span><span·class="s">"2.8.1.3"</span><span·clas[·...·truncated·by·diffoscope;·len:·30,·SHA:·65aa6a9068ea56156df1dee52700499a291203e0a4b7a151f7c94f6f3965a6ac·...·]7-4">}</span><span·class="p">,</span><span·class="w"> |
| 318 | ·</span><span·class="p"·data-group-id=" | 318 | ·</span><span·class="p"·data-group-id="8789357757-5">{</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="s">"ERTS··CXC·138·10"</span><span·class="p">,</span><span·class="s">"1.11.4.3"</span><span·class="p"·data-group-id="8789357757-5">}</span><span·cla[·...·truncated·by·diffoscope;·len:·31,·SHA:·75f5e2bd349ff1be38948c21e198e88dc5a3e8f4a00889d67056b40c6c4de4b3·...·]7-3">]</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Loading/unloading·an·application·does·not·load/unload·the·code·used·by·the |
| 319 | application.·Code·loading·is·handled·in·the·usual·way·by·the·code·server.</p></section><p><a·href=""·id="stopping"></a></p><h2·id="starting-and-stopping-applications"·class="section-heading"> | 319 | application.·Code·loading·is·handled·in·the·usual·way·by·the·code·server.</p></section><p><a·href=""·id="stopping"></a></p><h2·id="starting-and-stopping-applications"·class="section-heading"> |
| 320 | ··<a·href="#starting-and-stopping-applications"·class="hover-link"> | 320 | ··<a·href="#starting-and-stopping-applications"·class="hover-link"> |
| 321 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 321 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 322 | ··</a> | 322 | ··</a> |
| 323 | ··<span·class="text">Starting·and·Stopping·Applications</span> | 323 | ··<span·class="text">Starting·and·Stopping·Applications</span> |
| 324 | </h2> | 324 | </h2> |
| 325 | <p>An·application·is·started·by·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 325 | <p>An·application·is·started·by·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="5007183521-1">(</span><span·class="ss">ch_app</span><span·class="p"·data-group-id="5007183521-1">)</span><span·class="p">.</span><span·class="w"> |
| 326 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 326 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 327 | 6>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">which_applications</span><span·class="p"·data-group-id=" | 327 | 6>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">which_applications</span><span·class="p"·data-group-id="5007183521-2">(</span><span·class="p"·data-group-id="5007183521-2">)</span><span·class="p">.</span><span·class="w"> |
| 328 | </span><span·class="p"·data-group-id=" | 328 | </span><span·class="p"·data-group-id="5007183521-3">[</span><span·class="p"·data-group-id="5007183521-4">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="s">"ERTS··CXC·138·10"</span><span·class="p">,</span><span·class="s">"2.8.1.3"</span><span·clas[·...·truncated·by·diffoscope;·len:·31,·SHA:·7c6af016a49d8c2dab568825df2469840525f23e02489f14c382bd5be74a1e02·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 329 | ·</span><span·class="p"·data-group-id=" | 329 | ·</span><span·class="p"·data-group-id="5007183521-5">{</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="s">"ERTS··CXC·138·10"</span><span·class="p">,</span><span·class="s">"1.11.4.3"</span><span·class="p"·data-group-id="5007183521-5">}</span><span·class="p">,</span><span·class="w"> |
| 330 | ·</span><span·class="p"·data-group-id=" | 330 | ·</span><span·class="p"·data-group-id="5007183521-6">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="s">"Channel·allocator"</span><span·class="p">,</span><span·class="s">"1"</span><span·class="p"·data-group-id="5007183521-6">}</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·808ed8f3302def0ef6c20b842e1170fe9935d01965796db06dce9a95153fe2d3·...·]-3">]</span></code></pre><p>If·the·application·is·not·already·loaded,·the·application·controller·first·loads |
| 331 | it·using·<a·href="../../lib/kernel-10.2.2/doc/html/application.html#load/1"><code·class="inline">application:load/1</code></a>.·It·checks·the·value·of·the·<code·class="inline">applications</code>·key·to | 331 | it·using·<a·href="../../lib/kernel-10.2.2/doc/html/application.html#load/1"><code·class="inline">application:load/1</code></a>.·It·checks·the·value·of·the·<code·class="inline">applications</code>·key·to |
| 332 | ensure·that·all·applications·that·are·to·be·started·before·this·application·are | 332 | ensure·that·all·applications·that·are·to·be·started·before·this·application·are |
| 333 | running.</p><p><a·href=""·id="application_master"></a></p><p>Following·that,·the·application·controller·creates·an·<em>application·master</em>·for | 333 | running.</p><p><a·href=""·id="application_master"></a></p><p>Following·that,·the·application·controller·creates·an·<em>application·master</em>·for |
| 334 | the·application.</p><p>The·application·master·establishes·itself·as·the·<a·href="../../erts-15.2.2/doc/html/erlang.html#group_leader/0">group | 334 | the·application.</p><p>The·application·master·establishes·itself·as·the·<a·href="../../erts-15.2.2/doc/html/erlang.html#group_leader/0">group |
| 335 | leader</a>·of·all·processes·in·the·application | 335 | leader</a>·of·all·processes·in·the·application |
| 336 | and·will·forward·I/O·to·the·previous·group·leader.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·purpose·of·the·application·master·being·the·group·leader·is·to·easily | 336 | and·will·forward·I/O·to·the·previous·group·leader.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·purpose·of·the·application·master·being·the·group·leader·is·to·easily |
| 337 | keep·track·of·which·processes·that·belong·to·the·application.·That·is·needed | 337 | keep·track·of·which·processes·that·belong·to·the·application.·That·is·needed |
| Offset 347, 55 lines modified | Offset 347, 55 lines modified | ||
| 347 | defined·by·the·<code·class="inline">mod</code>·key.</p><h2·id="configuring-an-application"·class="section-heading"> | 347 | defined·by·the·<code·class="inline">mod</code>·key.</p><h2·id="configuring-an-application"·class="section-heading"> |
| 348 | ··<a·href="#configuring-an-application"·class="hover-link"> | 348 | ··<a·href="#configuring-an-application"·class="hover-link"> |
| 349 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 349 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 350 | ··</a> | 350 | ··</a> |
| 351 | ··<span·class="text">Configuring·an·Application</span> | 351 | ··<span·class="text">Configuring·an·Application</span> |
| 352 | </h2> | 352 | </h2> |
| 353 | <p>An·application·can·be·configured·using·<em>configuration·parameters</em>.·These·are·a | 353 | <p>An·application·can·be·configured·using·<em>configuration·parameters</em>.·These·are·a |
| 354 | list·of·<code·class="inline">{Par,Val}</code>·tuples·specified·by·a·key·<code·class="inline">env</code>·in·the·<code·class="inline">.app</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 354 | list·of·<code·class="inline">{Par,Val}</code>·tuples·specified·by·a·key·<code·class="inline">env</code>·in·the·<code·class="inline">.app</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0895811424-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w"> |
| 355 | ·</span><span·class="p"·data-group-id=" | 355 | ·</span><span·class="p"·data-group-id="0895811424-2">[</span><span·class="p"·data-group-id="0895811424-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Channel·allocator"</span><span·class="p"·data-group-id="0895811424-3">}</span><span·class="p">,</span><span·class="w"> |
| 356 | ··</span><span·class="p"·data-group-id=" | 356 | ··</span><span·class="p"·data-group-id="0895811424-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="0895811424-4">}</span><span·class="p">,</span><span·class="w"> |
| 357 | ··</span><span·class="p"·data-group-id=" | 357 | ··</span><span·class="p"·data-group-id="0895811424-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0895811424-6">[</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_sup<[·...·truncated·by·diffoscope;·len:·175,·SHA:·d25ec8d9291c90d10a38872202df332610d47634c205f08cb0581684fbb3a78a·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 358 | ··</span><span·class="p"·data-group-id=" | 358 | ··</span><span·class="p"·data-group-id="0895811424-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0895811424-8">[</span><span·class="ss">ch3</span><span·class="p"·data-group-id="0895811424-8">]</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·8a2cfc047be06aa1c41286cc9e500ecb48c7551baa0a7a96804fa1fde7c0fc31·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 359 | ··</span><span·class="p"·data-group-id=" | 359 | ··</span><span·class="p"·data-group-id="0895811424-9">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0895811424-10">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">s[·...·truncated·by·diffoscope;·len:·183,·SHA:·a5a7134f8cfa42d152809f85737fab6732242753e27800830e92ade87447323a·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 360 | ··</span><span·class="p"·data-group-id=" | 360 | ··</span><span·class="p"·data-group-id="0895811424-11">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0895811424-12">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="p"·data-group-id="0895811424-13">[</s[·...·truncated·by·diffoscope;·len:·153,·SHA:·f7636e092aeb5869669dbd7fa43477337c9e12768836651d84032ec86f2af0c7·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 361 | ··</span><span·class="p"·data-group-id=" | 361 | ··</span><span·class="p"·data-group-id="0895811424-14">{</span><span·class="ss">env</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0895811424-15">[</span><span·class="p"·data-group-id="0895811424-16">{</span><span·class="ss">file</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·224,·SHA:·dd14fc5413aa5c568faa830de70287be9aec9cbec7dbc268f2494d870084fe17·...·]-14">}</span><span·class="w"> |
| 362 | ·</span><span·class="p"·data-group-id=" | 362 | ·</span><span·class="p"·data-group-id="0895811424-2">]</span><span·class="p"·data-group-id="0895811424-1">}</span><span·class="p">.</span></code></pre><p><code·class="inline">Par</code>·is·to·be·an·atom.·<code·class="inline">Val</code>·is·any·term.·The·application·can·retrieve·the |
| 363 | value·of·a·configuration·parameter·by·calling·<code·class="inline">application:get_env(App,·Par)</code>·or | 363 | value·of·a·configuration·parameter·by·calling·<code·class="inline">application:get_env(App,·Par)</code>·or |
| 364 | a·number·of·similar·functions.·For·more·information,·see·module·<a·href="../../lib/kernel-10.2.2/doc/html/application.html"><code·class="inline">application</code></a> | 364 | a·number·of·similar·functions.·For·more·information,·see·module·<a·href="../../lib/kernel-10.2.2/doc/html/application.html"><code·class="inline">application</code></a> |
| 365 | in·Kernel.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl</span><span·class="w"> | 365 | in·Kernel.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl</span><span·class="w"> |
| 366 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id=" | 366 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id="5867322445-1">(</span><span·class="n">BEAM</span><span·class="p"·data-group-id="5867322445-1">)</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="mf">5.[·...·truncated·by·diffoscope;·len:·415,·SHA:·a5d5c21799a4a34f6ddd805b5709d2d1c60c6251270e463ed0e59c8b46b8940e·...·]-3">]</span><span·class="w"> |
| 367 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">2.3</span><span·class="p">.</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id=" | 367 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">2.3</span><span·class="p">.</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id="5867322445-4">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="5867322445-4">)</span><span·class="gp·unselectable"> |
| 368 | 1>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 368 | 1>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="5867322445-5">(</span><span·class="ss">ch_app</span><span·class="p"·data-group-id="5867322445-5">)</span><span·class="p">.</span><span·class="w"> |
| 369 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 369 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 370 | 2>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">get_env</span><span·class="p"·data-group-id=" | 370 | 2>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">get_env</span><span·class="p"·data-group-id="5867322445-6">(</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">file</span><span·class="p"·data-group-id="5867322445-6">)</span><span·class="p">.</span><span·class="w"> |
| 371 | </span><span·class="p"·data-group-id=" | 371 | </span><span·class="p"·data-group-id="5867322445-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="s">"/usr/local/log"</span><span·class="p"·data-group-id="5867322445-7">}</span></code></pre><p>The·values·in·the·<code·class="inline">.app</code>·file·can·be·overridden·by·values·in·a·<em>system |
| 372 | configuration·file</em>.·This·is·a·file·that·contains·configuration·parameters·for | 372 | configuration·file</em>.·This·is·a·file·that·contains·configuration·parameters·for |
| 373 | relevant·applications:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 373 | relevant·applications:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9352780709-1">[</span><span·class="p"·data-group-id="9352780709-2">{</span><span·class="n">Application1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9352780709-3">[</span><span·class="p"·data-group-id="9352780709-4">[·...·truncated·by·diffoscope;·len:·331,·SHA:·65e8013e60b0ccb6770d8cf85809197cfeb77ce2ccc01b7ea5a5b402378adfb2·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 374 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> | 374 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> |
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| 120 | ··<a·href="#changing-a-functional-module"·class="hover-link"> | 120 | ··<a·href="#changing-a-functional-module"·class="hover-link"> |
| 121 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 121 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 122 | ··</a> | 122 | ··</a> |
| 123 | ··<span·class="text">Changing·a·Functional·Module</span> | 123 | ··<span·class="text">Changing·a·Functional·Module</span> |
| 124 | </h2> | 124 | </h2> |
| 125 | <p>When·a·functional·module·has·been·changed,·for·example,·if·a·new·function·has | 125 | <p>When·a·functional·module·has·been·changed,·for·example,·if·a·new·function·has |
| 126 | been·added·or·a·bug·has·been·corrected,·simple·code·replacement·is·sufficient, | 126 | been·added·or·a·bug·has·been·corrected,·simple·code·replacement·is·sufficient, |
| 127 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 127 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3455387831-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 128 | ·</span><span·class="p"·data-group-id="2382770624-2">[</span><span·class="p"·data-group-id="2382770624-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2382770624-4">[</span><span·class="p"·data-group-id="2382770624-5">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">m</span><span·class="p"·data-group-id="2382770624-5">}</span><span·class="p"·data-group-id="2382770624-4">]</span><span·class="p"·data-group-id="2382770624-3">}</span><span·class="p"·data-group-id="2382770624-2">]</span><span·class="p">,</span><span·class="w"> | ||
| 129 | ·</span><span·class="p"·data-group-id=" | 128 | ·</span><span·class="p"·data-group-id="3455387831-2">[</span><span·class="p"·data-group-id="3455387831-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3455387831-4">[</span><span·class="p"·data-group-id="3455387831-5"[·...·truncated·by·diffoscope;·len:·346,·SHA:·3395c6451e369cbd9e0ef568ecba8fd80527c3735fabdf3e7440ba5524eb7f05·...·]</span><span·class="w"> |
| 129 | ·</span><span·class="p"·data-group-id="3455387831-6">[</span><span·class="p"·data-group-id="3455387831-7">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3455387831-8">[</span><span·class="p"·data-group-id="3455387831-9">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">m</span><span·class="p"·data-group-id="3455387831-9">}</span><span·class="p"·data-group-id="3455387831-8">]</span><span·class="p"·data-group-id="3455387831-7">}</span><span·class="p"·data-group-id="3455387831-6">]</span><span·class="w"> | ||
| 130 | </span><span·class="p"·data-group-id=" | 130 | </span><span·class="p"·data-group-id="3455387831-1">}</span><span·class="p">.</span></code></pre><h2·id="changing-a-residence-module"·class="section-heading"> |
| 131 | ··<a·href="#changing-a-residence-module"·class="hover-link"> | 131 | ··<a·href="#changing-a-residence-module"·class="hover-link"> |
| 132 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 132 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 133 | ··</a> | 133 | ··</a> |
| 134 | ··<span·class="text">Changing·a·Residence·Module</span> | 134 | ··<span·class="text">Changing·a·Residence·Module</span> |
| 135 | </h2> | 135 | </h2> |
| 136 | <p>In·a·system·implemented·according·to·the·OTP·design·principles,·all·processes, | 136 | <p>In·a·system·implemented·according·to·the·OTP·design·principles,·all·processes, |
| 137 | except·system·processes·and·special·processes,·reside·in·one·of·the·behaviours | 137 | except·system·processes·and·special·processes,·reside·in·one·of·the·behaviours |
| Offset 142, 46 lines modified | Offset 142, 46 lines modified | ||
| 142 | ··<a·href="#changing-a-callback-module"·class="hover-link"> | 142 | ··<a·href="#changing-a-callback-module"·class="hover-link"> |
| 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 144 | ··</a> | 144 | ··</a> |
| 145 | ··<span·class="text">Changing·a·Callback·Module</span> | 145 | ··<span·class="text">Changing·a·Callback·Module</span> |
| 146 | </h2> | 146 | </h2> |
| 147 | <p>A·callback·module·is·a·functional·module,·and·for·code·extensions·simple·code | 147 | <p>A·callback·module·is·a·functional·module,·and·for·code·extensions·simple·code |
| 148 | replacement·is·sufficient.</p><p><em>Example</em></p><p>When·adding·a·function·to·<code·class="inline">ch3</code>,·as·described·in·the·example·in | 148 | replacement·is·sufficient.</p><p><em>Example</em></p><p>When·adding·a·function·to·<code·class="inline">ch3</code>,·as·described·in·the·example·in |
| 149 | <a·href="release_handling.html#appup">Release·Handling</a>,·<code·class="inline">ch_app.appup</code>·looks·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 149 | <a·href="release_handling.html#appup">Release·Handling</a>,·<code·class="inline">ch_app.appup</code>·looks·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3432291134-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 150 | ·</span><span·class="p"·data-group-id=" | 150 | ·</span><span·class="p"·data-group-id="3432291134-2">[</span><span·class="p"·data-group-id="3432291134-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3432291134-4">[</span><span·class="p"·data-group-id="3432291134-5"[·...·truncated·by·diffoscope;·len:·319,·SHA:·c39ac9c2740155889d1261a72f4765f95b8489c0b71db5352a66bcf4709d3755·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 151 | ·</span><span·class="p"·data-group-id=" | 151 | ·</span><span·class="p"·data-group-id="3432291134-6">[</span><span·class="p"·data-group-id="3432291134-7">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3432291134-8">[</span><span·class="p"·data-group-id="3432291134-9"[·...·truncated·by·diffoscope;·len:·319,·SHA:·d276d7f8c461b2a4c8134c4554d7ede7a74874d2830b0692603003504f5447e9·...·]-6">]</span><span·class="w"> |
| 152 | </span><span·class="p"·data-group-id=" | 152 | </span><span·class="p"·data-group-id="3432291134-1">}</span><span·class="p">.</span></code></pre><p>OTP·also·supports·changing·the·internal·state·of·behaviour·processes;·see |
| 153 | <a·href="appup_cookbook.html#int_state">Changing·Internal·State</a>.</p><p><a·href=""·id="int_state"></a></p><h2·id="changing-internal-state"·class="section-heading"> | 153 | <a·href="appup_cookbook.html#int_state">Changing·Internal·State</a>.</p><p><a·href=""·id="int_state"></a></p><h2·id="changing-internal-state"·class="section-heading"> |
| 154 | ··<a·href="#changing-internal-state"·class="hover-link"> | 154 | ··<a·href="#changing-internal-state"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">Changing·Internal·State</span> | 157 | ··<span·class="text">Changing·Internal·State</span> |
| 158 | </h2> | 158 | </h2> |
| 159 | <p>In·this·case,·simple·code·replacement·is·not·sufficient.·The·process·must | 159 | <p>In·this·case,·simple·code·replacement·is·not·sufficient.·The·process·must |
| 160 | explicitly·transform·its·state·using·the·callback·function·<code·class="inline">code_change/3</code>·before | 160 | explicitly·transform·its·state·using·the·callback·function·<code·class="inline">code_change/3</code>·before |
| 161 | switching·to·the·new·version·of·the·callback·module.·Thus,·synchronized·code | 161 | switching·to·the·new·version·of·the·callback·module.·Thus,·synchronized·code |
| 162 | replacement·is·used.</p><p><em>Example</em></p><p>Consider·the·<code·class="inline">ch3</code>·module·from | 162 | replacement·is·used.</p><p><em>Example</em></p><p>Consider·the·<code·class="inline">ch3</code>·module·from |
| 163 | <a·href="gen_server_concepts.html#ex">gen_server·Behaviour</a>.·The·internal·state·is·a·term | 163 | <a·href="gen_server_concepts.html#ex">gen_server·Behaviour</a>.·The·internal·state·is·a·term |
| 164 | <code·class="inline">Chs</code>·representing·the·available·channels.·Assume·you·want·to·add·a·counter·<code·class="inline">N</code>, | 164 | <code·class="inline">Chs</code>·representing·the·available·channels.·Assume·you·want·to·add·a·counter·<code·class="inline">N</code>, |
| 165 | which·keeps·track·of·the·number·of·<code·class="inline">alloc</code>·requests·so·far.·This·means·that·the | 165 | which·keeps·track·of·the·number·of·<code·class="inline">alloc</code>·requests·so·far.·This·means·that·the |
| 166 | format·must·be·changed·to·<code·class="inline">{Chs,N}</code>.</p><p>The·<code·class="inline">.appup</code>·file·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 166 | format·must·be·changed·to·<code·class="inline">{Chs,N}</code>.</p><p>The·<code·class="inline">.appup</code>·file·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0193088290-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 167 | ·</span><span·class="p"·data-group-id=" | 167 | ·</span><span·class="p"·data-group-id="0193088290-2">[</span><span·class="p"·data-group-id="0193088290-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0193088290-4">[</span><span·class="p"·data-group-id="0193088290-5"[·...·truncated·by·diffoscope;·len:·654,·SHA:·e39ecd3b396cb3945a2d202e189de4bd470eb23014bf433262072648aad02d05·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 168 | ·</span><span·class="p"·data-group-id=" | 168 | ·</span><span·class="p"·data-group-id="0193088290-8">[</span><span·class="p"·data-group-id="0193088290-9">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0193088290-10">[</span><span·class="p"·data-group-id="0193088290-1[·...·truncated·by·diffoscope;·len:·662,·SHA:·020e3f53799c376aede7b69bd33df1f4e5bfcabc688c024aabfcc499870d8bbf·...·]-8">]</span><span·class="w"> |
| 169 | </span><span·class="p"·data-group-id=" | 169 | </span><span·class="p"·data-group-id="0193088290-1">}</span><span·class="p">.</span></code></pre><p>The·third·element·of·the·<code·class="inline">update</code>·instruction·is·a·tuple·<code·class="inline">{advanced,Extra}</code>, |
| 170 | which·says·that·the·affected·processes·are·to·do·a·state·transformation·before | 170 | which·says·that·the·affected·processes·are·to·do·a·state·transformation·before |
| 171 | loading·the·new·version·of·the·module.·This·is·done·by·the·processes·calling·the | 171 | loading·the·new·version·of·the·module.·This·is·done·by·the·processes·calling·the |
| 172 | callback·function·<code·class="inline">code_change/3</code>·(see·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html"><code·class="inline">gen_server</code></a>·in·STDLIB). | 172 | callback·function·<code·class="inline">code_change/3</code>·(see·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html"><code·class="inline">gen_server</code></a>·in·STDLIB). |
| 173 | The·term·<code·class="inline">Extra</code>,·in·this·case·<code·class="inline">[]</code>,·is·passed·as·is·to·the·function:</p><p><a·href=""·id="code_change"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 173 | The·term·<code·class="inline">Extra</code>,·in·this·case·<code·class="inline">[]</code>,·is·passed·as·is·to·the·function:</p><p><a·href=""·id="code_change"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8739201754-1">(</span><span·class="ss">ch3</span><span·class="p"·data-group-id="8739201754-1">)</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 174 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 175 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8739201754-2">(</span><span·class="p"·data-group-id="8739201754-3">[</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">3</span><span·class="p"·data-group-id="8739201754-3">]</span><span·class="p"·data-group-id="8739201754-2">)</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 176 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="nf">code_change</span><span·class="p"·data-group-id=" | 177 | </span><span·class="nf">code_change</span><span·class="p"·data-group-id="8739201754-4">(</span><span·class="p"·data-group-id="8739201754-5">{</span><span·class="ss">down</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Vsn</span><span·class="p"·data-group-id="8739201754-5">}</span><s[·...·truncated·by·diffoscope;·len:·391,·SHA:·0cde8c615ac134eab8ab1d64c21fa58701fd0d9786c1ba46712087fe7a478456·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 178 | ····</span><span·class="p"·data-group-id=" | 178 | ····</span><span·class="p"·data-group-id="8739201754-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="8739201754-7">}</span><span·class="p">;</span><span·class="w"> |
| 179 | </span><span·class="nf">code_change</span><span·class="p"·data-group-id=" | 179 | </span><span·class="nf">code_change</span><span·class="p"·data-group-id="8739201754-8">(</span><span·class="p">_</span><span·class="n">Vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Extra</span><span·clas[·...·truncated·by·diffoscope;·len:·31,·SHA:·1b5fa1663de78263bd94cec969e8aa46c12faa092288a5f025f5b05d7de07480·...·]-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 180 | ····</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="p"·data-group-id="8739201754-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8739201754-10">{</span><span·class="n">Chs</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·c[·...·truncated·by·diffoscope;·len:·88,·SHA:·6689ee9a4d917c2180ae8787fb74ba23b4fabe8d6b247db9683e1fe5c0498631·...·]-9">}</span><span·class="p">.</span></code></pre><p>The·first·argument·is·<code·class="inline">{down,Vsn}</code>·if·there·is·a·downgrade,·or·<code·class="inline">Vsn</code>·if·there·is |
| 181 | a·upgrade.·The·term·<code·class="inline">Vsn</code>·is·fetched·from·the·'original'·version·of·the·module, | 181 | a·upgrade.·The·term·<code·class="inline">Vsn</code>·is·fetched·from·the·'original'·version·of·the·module, |
| 182 | that·is,·the·version·you·are·upgrading·from,·or·downgrading·to.</p><p>The·version·is·defined·by·the·module·attribute·<code·class="inline">vsn</code>,·if·any.·There·is·no·such | 182 | that·is,·the·version·you·are·upgrading·from,·or·downgrading·to.</p><p>The·version·is·defined·by·the·module·attribute·<code·class="inline">vsn</code>,·if·any.·There·is·no·such |
| 183 | attribute·in·<code·class="inline">ch3</code>,·so·in·this·case·the·version·is·the·checksum·(a·huge·integer) | 183 | attribute·in·<code·class="inline">ch3</code>,·so·in·this·case·the·version·is·the·checksum·(a·huge·integer) |
| 184 | of·the·beam·file,·an·uninteresting·value,·which·is·ignored.</p><p>The·other·callback·functions·of·<code·class="inline">ch3</code>·must·also·be·modified·and·perhaps·a·new | 184 | of·the·beam·file,·an·uninteresting·value,·which·is·ignored.</p><p>The·other·callback·functions·of·<code·class="inline">ch3</code>·must·also·be·modified·and·perhaps·a·new |
| 185 | interface·function·must·be·added,·but·this·is·not·shown·here.</p><h2·id="module-dependencies"·class="section-heading"> | 185 | interface·function·must·be·added,·but·this·is·not·shown·here.</p><h2·id="module-dependencies"·class="section-heading"> |
| 186 | ··<a·href="#module-dependencies"·class="hover-link"> | 186 | ··<a·href="#module-dependencies"·class="hover-link"> |
| 187 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 187 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 190, 67 lines modified | Offset 190, 67 lines modified | ||
| 190 | </h2> | 190 | </h2> |
| 191 | <p>Assume·that·a·module·is·extended·by·adding·an·interface·function,·as·in·the | 191 | <p>Assume·that·a·module·is·extended·by·adding·an·interface·function,·as·in·the |
| 192 | example·in·<a·href="release_handling.html#appup">Release·Handling</a>,·where·a·function | 192 | example·in·<a·href="release_handling.html#appup">Release·Handling</a>,·where·a·function |
| 193 | <code·class="inline">available/0</code>·is·added·to·<code·class="inline">ch3</code>.</p><p>If·a·call·is·added·to·this·function,·say·in·module·<code·class="inline">m1</code>,·a·runtime·error·could | 193 | <code·class="inline">available/0</code>·is·added·to·<code·class="inline">ch3</code>.</p><p>If·a·call·is·added·to·this·function,·say·in·module·<code·class="inline">m1</code>,·a·runtime·error·could |
| 194 | can·occur·during·release·upgrade·if·the·new·version·of·<code·class="inline">m1</code>·is·loaded·first·and | 194 | can·occur·during·release·upgrade·if·the·new·version·of·<code·class="inline">m1</code>·is·loaded·first·and |
| 195 | calls·<code·class="inline">ch3:available/0</code>·before·the·new·version·of·<code·class="inline">ch3</code>·is·loaded.</p><p>Thus,·<code·class="inline">ch3</code>·must·be·loaded·before·<code·class="inline">m1</code>,·in·the·upgrade·case,·and·conversely·in | 195 | calls·<code·class="inline">ch3:available/0</code>·before·the·new·version·of·<code·class="inline">ch3</code>·is·loaded.</p><p>Thus,·<code·class="inline">ch3</code>·must·be·loaded·before·<code·class="inline">m1</code>,·in·the·upgrade·case,·and·conversely·in |
| 196 | the·downgrade·case.·<code·class="inline">m1</code>·is·said·to·be·<em>dependent·on</em>·<code·class="inline">ch3</code>.·In·a·release | 196 | the·downgrade·case.·<code·class="inline">m1</code>·is·said·to·be·<em>dependent·on</em>·<code·class="inline">ch3</code>.·In·a·release |
| 197 | handling·instruction,·this·is·expressed·by·the·<code·class="inline">DepMods</code>·element:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 197 | handling·instruction,·this·is·expressed·by·the·<code·class="inline">DepMods</code>·element:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8351328606-1">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DepMods</span><span·class="p"·data-group-id="8351328606-1">}</span><span·class="w"> |
| 198 | </span><span·class="p"·data-group-id=" | 198 | </span><span·class="p"·data-group-id="8351328606-2">{</span><span·class="ss">update</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8351328606-3">{</span><span·class="ss">advanced<[·...·truncated·by·diffoscope;·len:·254,·SHA:·824248958defeffe11d07c60e4c3173d1fe242f06d3a9b228ffb7acc8ba91659·...·]-2">}</span></code></pre><p><code·class="inline">DepMods</code>·is·a·list·of·modules,·on·which·<code·class="inline">Module</code>·is·dependent.</p><p><em>Example</em></p><p>The·module·<code·class="inline">m1</code>·in·application·<code·class="inline">myapp</code>·is·dependent·on·<code·class="inline">ch3</code>·when |
| 199 | upgrading·from·"1"·to·"2",·or·downgrading·from·"2"·to·"1":</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">myapp</span><span·class="p">.</span><span·class="nc">appup</span><span·class="p">:</span><span·class="w"> | 199 | upgrading·from·"1"·to·"2",·or·downgrading·from·"2"·to·"1":</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">myapp</span><span·class="p">.</span><span·class="nc">appup</span><span·class="p">:</span><span·class="w"> |
| 200 | </span><span·class="p"·data-group-id=" | 200 | </span><span·class="p"·data-group-id="2063720420-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 201 | ·</span><span·class="p"·data-group-id=" | 201 | ·</span><span·class="p"·data-group-id="2063720420-2">[</span><span·class="p"·data-group-id="2063720420-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2063720420-4">[</span><span·class="p"·data-group-id="2063720420-5"[·...·truncated·by·diffoscope;·len:·499,·SHA:·861dc246f89eca757c3053ad83b45d095c1ef72b13207f722a1145acad4be650·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 202 | ·</span><span·class="p"·data-group-id=" | 202 | ·</span><span·class="p"·data-group-id="2063720420-7">[</span><span·class="p"·data-group-id="2063720420-8">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2063720420-9">[</span><span·class="p"·data-group-id="2063720420-10[·...·truncated·by·diffoscope;·len:·503,·SHA:·9e65312468058aad4e87b170522f42eafe40c598a497a18105b84d3624a70e68·...·]-7">]</span><span·class="w"> |
| 203 | </span><span·class="p"·data-group-id=" | 203 | </span><span·class="p"·data-group-id="2063720420-1">}</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="ss">ch_app</span><span·class="p">.</span><span·class="nc">appup</span><span·class="p">:</span><span·class="w"> | 204 | </span><span·class="ss">ch_app</span><span·class="p">.</span><span·class="nc">appup</span><span·class="p">:</span><span·class="w"> |
| 205 | </span><span·class="p"·data-group-id=" | 205 | </span><span·class="p"·data-group-id="2063720420-12">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 206 | ·</span><span·class="p"·data-group-id=" | 206 | ·</span><span·class="p"·data-group-id="2063720420-13">[</span><span·class="p"·data-group-id="2063720420-14">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2063720420-15">[</span><span·class="p"·data-group-id="2063720420[·...·truncated·by·diffoscope;·len:·326,·SHA:·ead50583c6eb5c5048ab9f182c187feb9e22496821badfad411d712a6033ad0c·...·]-13">]</span><span·class="p">,</span><span·class="w"> |
| 207 | ·</span><span·class="p"·data-group-id=" | 207 | ·</span><span·class="p"·data-group-id="2063720420-17">[</span><span·class="p"·data-group-id="2063720420-18">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2063720420-19">[</span><span·class="p"·data-group-id="2063720420[·...·truncated·by·diffoscope;·len:·326,·SHA:·fc1d17d85bfb3c5f8626f576c19134f06233e358f27cf4eebc748f7a6976c047·...·]-17">]</span><span·class="w"> |
| 208 | </span><span·class="p"·data-group-id=" | 208 | </span><span·class="p"·data-group-id="2063720420-12">}</span><span·class="p">.</span></code></pre><p>If·instead·<code·class="inline">m1</code>·and·<code·class="inline">ch3</code>·belong·to·the·same·application,·the·<code·class="inline">.appup</code>·file·can |
| 209 | look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 209 | look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2370714358-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 210 | ·</span><span·class="p"·data-group-id=" | 210 | ·</span><span·class="p"·data-group-id="2370714358-2">[</span><span·class="p"·data-group-id="2370714358-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w"> |
| 211 | ···</span><span·class="p"·data-group-id=" | 211 | ···</span><span·class="p"·data-group-id="2370714358-4">[</span><span·class="p"·data-group-id="2370714358-5">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p"·data-group-id="2370714358-5">}</span><span·class="p">,</span><span·class="w"> |
| 212 | ····</span><span·class="p"·data-group-id=" | 212 | ····</span><span·class="p"·data-group-id="2370714358-6">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">m1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2370714358-7">[</span><span·class="ss">ch3</sp[·...·truncated·by·diffoscope;·len:·256,·SHA:·c2dc0142f9389b8116cee0944327b839d9489b94c49550cea7f6629918a9dfd3·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 213 | ·</span><span·class="p"·data-group-id=" | 213 | ·</span><span·class="p"·data-group-id="2370714358-8">[</span><span·class="p"·data-group-id="2370714358-9">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w"> |
| 214 | ···</span><span·class="p"·data-group-id=" | 214 | ···</span><span·class="p"·data-group-id="2370714358-10">[</span><span·class="p"·data-group-id="2370714358-11">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p"·data-group-id="2370714358-11">}</span><span·class="p">,</span><span·class="w"> |
| 215 | ····</span><span·class="p"·data-group-id=" | 215 | ····</span><span·class="p"·data-group-id="2370714358-12">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">m1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2370714358-13">[</span><span·class="ss">ch3</[·...·truncated·by·diffoscope;·len:·261,·SHA:·6d9d8db7684d97afb9b555aad5a5bd58bb14f101a0ad955d17856f0ed40980db·...·]-8">]</span><span·class="w"> |
| 216 | </span><span·class="p"·data-group-id=" | 216 | </span><span·class="p"·data-group-id="2370714358-1">}</span><span·class="p">.</span></code></pre><p><code·class="inline">m1</code>·is·dependent·on·<code·class="inline">ch3</code>·also·when·downgrading.·<code·class="inline">systools</code>·knows·the |
| 217 | difference·between·up-·and·downgrading·and·generates·a·correct·<code·class="inline">relup</code>,·where | 217 | difference·between·up-·and·downgrading·and·generates·a·correct·<code·class="inline">relup</code>,·where |
| 218 | <code·class="inline">ch3</code>·is·loaded·before·<code·class="inline">m1</code>·when·upgrading,·but·<code·class="inline">m1</code>·is·loaded·before·<code·class="inline">ch3</code>·when | 218 | <code·class="inline">ch3</code>·is·loaded·before·<code·class="inline">m1</code>·when·upgrading,·but·<code·class="inline">m1</code>·is·loaded·before·<code·class="inline">ch3</code>·when |
| 219 | downgrading.</p><p><a·href=""·id="spec"></a></p><h2·id="changing-code-for-a-special-process"·class="section-heading"> | 219 | downgrading.</p><p><a·href=""·id="spec"></a></p><h2·id="changing-code-for-a-special-process"·class="section-heading"> |
| 220 | ··<a·href="#changing-code-for-a-special-process"·class="hover-link"> | 220 | ··<a·href="#changing-code-for-a-special-process"·class="hover-link"> |
| 221 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 221 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 222 | ··</a> | 222 | ··</a> |
| 223 | ··<span·class="text">Changing·Code·for·a·Special·Process</span> | 223 | ··<span·class="text">Changing·Code·for·a·Special·Process</span> |
| 224 | </h2> | 224 | </h2> |
| 225 | <p>In·this·case,·simple·code·replacement·is·not·sufficient.·When·a·new·version·of·a | 225 | <p>In·this·case,·simple·code·replacement·is·not·sufficient.·When·a·new·version·of·a |
| 226 | residence·module·for·a·special·process·is·loaded,·the·process·must·make·a·fully | 226 | residence·module·for·a·special·process·is·loaded,·the·process·must·make·a·fully |
| 227 | qualified·call·to·its·loop·function·to·switch·to·the·new·code.·Thus, | 227 | qualified·call·to·its·loop·function·to·switch·to·the·new·code.·Thus, |
| 228 | synchronized·code·replacement·must·be·used.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·name(s)·of·the·user-defined·residence·module(s)·must·be·listed·in·the | 228 | synchronized·code·replacement·must·be·used.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·name(s)·of·the·user-defined·residence·module(s)·must·be·listed·in·the |
| 229 | <code·class="inline">Modules</code>·part·of·the·child·specification·for·the·special·process.·Otherwise | 229 | <code·class="inline">Modules</code>·part·of·the·child·specification·for·the·special·process.·Otherwise |
| 230 | the·release·handler·cannot·find·the·process.</p></section><p><em>Example</em></p><p>Consider·the·example·<code·class="inline">ch4</code>·in·<a·href="spec_proc.html#ex">sys·and·proc_lib</a>. | 230 | the·release·handler·cannot·find·the·process.</p></section><p><em>Example</em></p><p>Consider·the·example·<code·class="inline">ch4</code>·in·<a·href="spec_proc.html#ex">sys·and·proc_lib</a>. |
| 231 | When·started·by·a·supervisor,·the·child·specification·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2 | 231 | When·started·by·a·supervisor,·the·child·specification·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2860353048-1">{</span><span·class="ss">ch4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2860353048-2">{</span><span·class="ss">ch4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_link</spa[·...·truncated·by·diffoscope;·len:·197,·SHA:·133811d9a1e04dfd17fc6e279cfe81c101c98fe37cf449420335c62d31fa9998·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 232 | ·</span><span·class="ss">permanent</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">worker</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2 | 232 | ·</span><span·class="ss">permanent</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">worker</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2860353048-4">[</span><span·class="ss">ch4</span><span·class="p"·data-group-id="2860353048-4">]</span><span·class="p"·data-group-id="2860353048-1">}</span></code></pre><p>If·<code·class="inline">ch4</code>·is·part·of·the·application·<code·class="inline">sp_app</code>·and·a·new·version·of·the·module·is |
| 233 | to·be·loaded·when·upgrading·from·version·"1"·to·"2"·of·this·application, | 233 | to·be·loaded·when·upgrading·from·version·"1"·to·"2"·of·this·application, |
| 234 | <code·class="inline">sp_app.appup</code>·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 234 | <code·class="inline">sp_app.appup</code>·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3380809386-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 235 | ·</span><span·class="p"·data-group-id="9099257848-2">[</span><span·class="p"·data-group-id="9099257848-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9099257848-4">[</span><span·class="p"·data-group-id="9099257848-5">{</span><span·class="ss">update</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9099257848-6">{</span><span·class="ss">advanced</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9099257848-7">[</span><span·class="p"·data-group-id="9099257848-7">]</span><span·class="p"·data-group-id="9099257848-6">}</span><span·class="p"·data-group-id="9099257848-5">}</span><span·class="p"·data-group-id="9099257848-4">]</span><span·class="p"·data-group-id="9099257848-3">}</span><span·class="p"·data-group-id="9099257848-2">]</span><span·class="p">,</span><span·class="w"> | ||
| 236 | ·</span><span·class="p"·data-group-id=" | 235 | ·</span><span·class="p"·data-group-id="3380809386-2">[</span><span·class="p"·data-group-id="3380809386-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3380809386-4">[</span><span·class="p"·data-group-id="3380809386-5"[·...·truncated·by·diffoscope;·len:·683,·SHA:·cf3b6515082d3d95351c09ba6fcaf83c012d958fdfa7a0c89c137564bddfad30·...·]</span><span·class="w"> |
| 236 | ·</span><span·class="p"·data-group-id="3380809386-8">[</span><span·class="p"·data-group-id="3380809386-9">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3380809386-10">[</span><span·class="p"·data-group-id="3380809386-11">{</span><span·class="ss">update</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3380809386-12">{</span><span·class="ss">advanced</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3380809386-13">[</span><span·class="p"·data-group-id="3380809386-13">]</span><span·class="p"·data-group-id="3380809386-12">}</span><span·class="p"·data-group-id="3380809386-11">}</span><span·class="p"·data-group-id="3380809386-10">]</span><span·class="p"·data-group-id="3380809386-9">}</span><span·class="p"·data-group-id="3380809386-8">]</span><span·class="w"> | ||
| 237 | </span><span·class="p"·data-group-id=" | 237 | </span><span·class="p"·data-group-id="3380809386-1">}</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">update</code>·instruction·must·contain·the·tuple·<code·class="inline">{advanced,Extra}</code>.·The |
| 238 | instruction·makes·the·special·process·call·the·callback·function | 238 | instruction·makes·the·special·process·call·the·callback·function |
| 239 | <code·class="inline">system_code_change/4</code>,·a·function·the·user·must·implement.·The·term·<code·class="inline">Extra</code>,·in | 239 | <code·class="inline">system_code_change/4</code>,·a·function·the·user·must·implement.·The·term·<code·class="inline">Extra</code>,·in |
| 240 | this·case·<code·class="inline">[]</code>,·is·passed·as·is·to·<code·class="inline">system_code_change/4</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 240 | this·case·<code·class="inline">[]</code>,·is·passed·as·is·to·<code·class="inline">system_code_change/4</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0298706027-1">(</span><span·class="ss">ch4</span><span·class="p"·data-group-id="0298706027-1">)</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 241 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 242 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 242 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0298706027-2">(</span><span·class="p"·data-group-id="0298706027-3">[</span><span·class="ss">system_code_change</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="0298706027-3">]</span><span·class="p"·data-group-id="029870[·...·truncated·by·diffoscope;·len:·4,·SHA:·a2b6103a90e7178ea29afa2a5e4d0fd98a71e75ac5c0a98ca166327a8814a6fb·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 243 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 244 | </span><span·class="nf">system_code_change</span><span·class="p"·data-group-id=" | 244 | </span><span·class="nf">system_code_change</span><span·class="p"·data-group-id="0298706027-4">(</span><span·class="n">Chs</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">OldVsn</span><span·[·...·truncated·by·diffoscope;·len:·135,·SHA:·6ec8e1d2e2f533d956e8c10e4c842d9c795138bd233879c71ad7c5e2872ff223·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| Max diff block lines reached; 102361/153140 bytes (66.84%) of diff not shown. | |||
| Offset 144, 16 lines modified | Offset 144, 16 lines modified | ||
| 144 | fast·as·possible,·what·can·we·do?·One·way·could·be·to·generate·more | 144 | fast·as·possible,·what·can·we·do?·One·way·could·be·to·generate·more |
| 145 | than·two·bytes·at·the·time.</p><pre><code·class="text">%·erlperf·'rand:bytes(100).'·'crypto:strong_rand_bytes(100).' | 145 | than·two·bytes·at·the·time.</p><pre><code·class="text">%·erlperf·'rand:bytes(100).'·'crypto:strong_rand_bytes(100).' |
| 146 | Code···································||········QPS·······Time···Rel | 146 | Code···································||········QPS·······Time···Rel |
| 147 | rand:bytes(100).························1····2124·Ki·····470·ns··100% | 147 | rand:bytes(100).························1····2124·Ki·····470·ns··100% |
| 148 | crypto:strong_rand_bytes(100).··········1····1915·Ki·····522·ns···90%</code></pre><p><a·href="../../lib/stdlib-6.2/doc/html/rand.html#bytes/1"><code·class="inline">rand:bytes/1</code></a>·is·still·faster·when·we·generate·100·bytes·at·the·time, | 148 | crypto:strong_rand_bytes(100).··········1····1915·Ki·····522·ns···90%</code></pre><p><a·href="../../lib/stdlib-6.2/doc/html/rand.html#bytes/1"><code·class="inline">rand:bytes/1</code></a>·is·still·faster·when·we·generate·100·bytes·at·the·time, |
| 149 | but·the·relative·difference·is·smaller.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erlperf·'rand:bytes(1000).'·'crypto:strong_rand_bytes(1000).'</span><span·class="w"> | 149 | but·the·relative·difference·is·smaller.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erlperf·'rand:bytes(1000).'·'crypto:strong_rand_bytes(1000).'</span><span·class="w"> |
| 150 | </span><span·class="n">Code</span><span·class="w">····································</span><span·class="p">||</span><span·class="w">········</span><span·class="n">QPS</span><span·class="w">·······</span><span·class="n">Time</span><span·class="w">···</span><span·class="n">Rel</span><span·class="w"> | 150 | </span><span·class="n">Code</span><span·class="w">····································</span><span·class="p">||</span><span·class="w">········</span><span·class="n">QPS</span><span·class="w">·······</span><span·class="n">Time</span><span·class="w">···</span><span·class="n">Rel</span><span·class="w"> |
| 151 | </span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">strong_rand_bytes</span><span·class="p"·data-group-id=" | 151 | </span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">strong_rand_bytes</span><span·class="p"·data-group-id="6344734685-1">(</span><span·class="mi">1000</span><span·class="p"·data-group-id="6344734685-1">)</span><span·class="p">.</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">····</span><span·class="mi">1518</span><span·class="w">·</span><span·class="n">Ki</span><span·class="w">·····</span><span·class="mi">658</span><span·class="w">·</span><span·class="ss">ns</span><span·class="w">··</span><span·class="mi">100</span><span·class="c1">%</span><span·class="w"> |
| 152 | </span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">bytes</span><span·class="p"·data-group-id=" | 152 | </span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">bytes</span><span·class="p"·data-group-id="6344734685-2">(</span><span·class="mi">1000</span><span·class="p"·data-group-id="6344734685-2">)</span><span·class="p">.</span><span·class="w">························</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">284</span><span·class="w">·</span><span·class="n">Ki</span><span·class="w">····</span><span·class="mi">3521</span><span·class="w">·</span><span·class="ss">ns</span><span·class="w">···</span><span·class="mi">19</span><span·class="c1">%</span></code></pre><p>When·we·generate·1000·bytes·at·the·time,·<a·href="../../lib/crypto-5.5.2/doc/html/crypto.html#strong_rand_bytes/1"><code·class="inline">crypto:strong_rand_bytes/1</code></a>·is |
| 153 | now·the·fastest.</p><h2·id="benchmarking-using-erlang-otp-functionality"·class="section-heading"> | 153 | now·the·fastest.</p><h2·id="benchmarking-using-erlang-otp-functionality"·class="section-heading"> |
| 154 | ··<a·href="#benchmarking-using-erlang-otp-functionality"·class="hover-link"> | 154 | ··<a·href="#benchmarking-using-erlang-otp-functionality"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">Benchmarking·using·Erlang/OTP·functionality</span> | 157 | ··<span·class="text">Benchmarking·using·Erlang/OTP·functionality</span> |
| 158 | </h2> | 158 | </h2> |
| 159 | <p>Benchmarks·can·measure·wall-clock·time·or·CPU·time.</p><ul><li><p><a·href="../../lib/stdlib-6.2/doc/html/timer.html#tc/3"><code·class="inline">timer:tc/3</code></a>·measures·wall-clock·time.·The·advantage·with·wall-clock·time·is | 159 | <p>Benchmarks·can·measure·wall-clock·time·or·CPU·time.</p><ul><li><p><a·href="../../lib/stdlib-6.2/doc/html/timer.html#tc/3"><code·class="inline">timer:tc/3</code></a>·measures·wall-clock·time.·The·advantage·with·wall-clock·time·is |
| Offset 219, 15 lines modified | Offset 219, 15 lines modified | ||
| 219 | ······<p·class="built-using"> | 219 | ······<p·class="built-using"> |
| 220 | ········Built·using | 220 | ········Built·using |
| 221 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 221 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 222 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 222 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 223 | ······</p> | 223 | ······</p> |
| 224 | <p>Copyright·©·1996-202 | 224 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 225 | ····</footer> | 225 | ····</footer> |
| 226 | ··</div> | 226 | ··</div> |
| 227 | </main> | 227 | </main> |
| 228 | </div> | 228 | </div> |
| 229 | <script> | 229 | <script> |
| 230 | ··function·mermaidLoaded()·{ | 230 | ··function·mermaidLoaded()·{ |
| 231 | ····mermaid.initialize({ | 231 | ····mermaid.initialize({ |
| Offset 114, 43 lines modified | Offset 114, 43 lines modified | ||
| 114 | ····<span>Constructing·and·Matching·Binaries</span> | 114 | ····<span>Constructing·and·Matching·Binaries</span> |
| 115 | ··</h1> | 115 | ··</h1> |
| 116 | <p>This·section·gives·a·few·examples·on·how·to·handle·binaries·in·an·efficient·way. | 116 | <p>This·section·gives·a·few·examples·on·how·to·handle·binaries·in·an·efficient·way. |
| 117 | The·sections·that·follow·take·an·in-depth·look·at·how·binaries·are·implemented | 117 | The·sections·that·follow·take·an·in-depth·look·at·how·binaries·are·implemented |
| 118 | and·how·to·best·take·advantages·of·the·optimizations·done·by·the·compiler·and | 118 | and·how·to·best·take·advantages·of·the·optimizations·done·by·the·compiler·and |
| 119 | runtime·system.</p><p>Binaries·can·be·efficiently·<em>built</em>·in·the·following·way:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id=" | 119 | runtime·system.</p><p>Binaries·can·be·efficiently·<em>built</em>·in·the·following·way:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id="3999374288-1">(</span><span·class="n">List</span><span·class="p"·data-group-id="3999374288-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 120 | ····</span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id=" | 120 | ····</span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id="3999374288-2">(</span><span·class="n">List</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3999374288-3"><<</span><span·class="p"·data-group-id="3999374288-3">>></span><span·class="p"·data-group-id="39993742[·...·truncated·by·diffoscope;·len:·1,·SHA:·2c624232cdd221771294dfbb310aca000a0df6ac8b66b696d90ef06fdefb64a3·...·]8-2">)</span><span·class="p">.</span><span·class="w"> |
| 121 | </span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id=" | 121 | </span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id="3999374288-4">(</span><span·class="p"·data-group-id="3999374288-5">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="3999374288-5">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·58,·SHA:·0ed3b60c85362d8fc3703ef2c652ceaa5c80df673eb4dca991209f923aff336b·...·]8-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 122 | ····</span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id=" | 122 | ····</span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id="3999374288-6">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3999374288-7"><<</span><span·class="n">Acc</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·126,·SHA:·b52471dda34bade3bd53004300f13b8252c236139da2ecd6ae0861aeb8faacd6·...·]8-6">)</span><span·class="p">;</span><span·class="w"> |
| 123 | </span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id=" | 123 | </span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id="3999374288-8">(</span><span·class="p"·data-group-id="3999374288-9">[</span><span·class="p"·data-group-id="3999374288-9">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="3999374288-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 124 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>Appending·data·to·a·binary·as·in·the·example·is·efficient·because·it·is | 124 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>Appending·data·to·a·binary·as·in·the·example·is·efficient·because·it·is |
| 125 | specially·optimized·by·the·runtime·system·to·avoid·copying·the·<code·class="inline">Acc</code>·binary | 125 | specially·optimized·by·the·runtime·system·to·avoid·copying·the·<code·class="inline">Acc</code>·binary |
| 126 | every·time.</p><p>Prepending·data·to·a·binary·in·a·loop·is·not·efficient:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 126 | every·time.</p><p>Prepending·data·to·a·binary·in·a·loop·is·not·efficient:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="1943751318-1">(</span><span·class="n">List</span><span·class="p"·data-group-id="1943751318-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 127 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 127 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="1943751318-2">(</span><span·class="n">List</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1943751318-3"><<</span><span·class="p"·data-group-id="1943751318-3">>></span><span·class="p"·data-group-id="19437513[·...·truncated·by·diffoscope;·len:·2,·SHA:·4ec9599fc203d176a301536c2e091a19bc852759b255bd6818810a42c5fed14a·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 128 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 128 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="1943751318-4">(</span><span·class="p"·data-group-id="1943751318-5">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="1943751318-5">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·59,·SHA:·4079c5a969d456469fc4d7fe32a9039d28eebaa83a844fe95a85466260654bc4·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 129 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 129 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="1943751318-6">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1943751318-7"><<</span><span·class="n">H</span><span·class="p">,</span><span·class="n">Acc</span><span·class="o">/</span><spa[·...·truncated·by·diffoscope;·len:·127,·SHA:·f562e25ae7438ac542c1f2739f9f581c21be8d76961b4212adc5824ac32f839d·...·]-6">)</span><span·class="p">;</span><span·class="w"> |
| 130 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 130 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="1943751318-8">(</span><span·class="p"·data-group-id="1943751318-9">[</span><span·class="p"·data-group-id="1943751318-9">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="1943751318-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 131 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>This·is·not·efficient·for·long·lists·because·the·<code·class="inline">Acc</code>·binary·is·copied·every | 131 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>This·is·not·efficient·for·long·lists·because·the·<code·class="inline">Acc</code>·binary·is·copied·every |
| 132 | time.·One·way·to·make·the·function·more·efficient·is·like·this:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 132 | time.·One·way·to·make·the·function·more·efficient·is·like·this:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="8429071914-1">(</span><span·class="n">List</span><span·class="p"·data-group-id="8429071914-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 133 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 133 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="8429071914-2">(</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id="8429071914-3">(</span><span·class="n">List</span><span·class="p"·data-group-id="8429071914-3">)</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·192,·SHA:·4813238797a1e4fbad187e614c6d08e7583eeb6cc44663042d805aca34835099·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 134 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="8429071914-5">(</span><span·class="p"·data-group-id="8429071914-6">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="8429071914-6">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·59,·SHA:·8da7e37dad21141ca98a959cf2ecbe6435c8ef864fd71ba9237deb42a6e57752·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 135 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 135 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="8429071914-7">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8429071914-8"><<</span><span·class="n">Acc</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·127,·SHA:·1428725afd215cb49aacc23b9ae143f7f5a3515b963fa4eed8e372a58b10459e·...·]-7">)</span><span·class="p">;</span><span·class="w"> |
| 136 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 136 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="8429071914-9">(</span><span·class="p"·data-group-id="8429071914-10">[</span><span·class="p"·data-group-id="8429071914-10">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="8429071914-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 137 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>Another·way·to·avoid·copying·the·binary·each·time·is·like·this:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 137 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>Another·way·to·avoid·copying·the·binary·each·time·is·like·this:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="4859699880-1">(</span><span·class="p"·data-group-id="4859699880-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="4859699880-2">]</span><span·class="p"·data-group-id="4859699880-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 138 | ····</span><span·class="n">RevTail</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 138 | ····</span><span·class="n">RevTail</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="4859699880-3">(</span><span·class="n">T</span><span·class="p"·data-group-id="4859699880-3">)</span><span·class="p">,</span><span·class="w"> |
| 139 | ····</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="p"·data-group-id="4859699880-4"><<</span><span·class="n">RevTail</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="n">H</span><span·class="p"·data-group-id="4859699880-4">>></span><span·class="p">;</span><span·class="w"> |
| 140 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 140 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="4859699880-5">(</span><span·class="p"·data-group-id="4859699880-6">[</span><span·class="p"·data-group-id="4859699880-6">]</span><span·class="p"·data-group-id="4859699880-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 141 | ····</span><span·class="p"·data-group-id=" | 141 | ····</span><span·class="p"·data-group-id="4859699880-7"><<</span><span·class="p"·data-group-id="4859699880-7">>></span><span·class="p">.</span></code></pre><p>Note·that·in·each·of·the·<strong>DO</strong>·examples,·the·binary·to·be·appended·to·is·always |
| 142 | given·as·the·first·segment.</p><p>Binaries·can·be·efficiently·<em>matched</em>·in·the·following·way:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_binary_to_list</span><span·class="p"·data-group-id=" | 142 | given·as·the·first·segment.</p><p>Binaries·can·be·efficiently·<em>matched</em>·in·the·following·way:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_binary_to_list</span><span·class="p"·data-group-id="7809086528-1">(</span><span·class="p"·data-group-id="7809086528-2"><<</span><span·class="n">H</span><span·class="p">,</span><span·class="n">T</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p"·data-group-id="7809086528-2">>[·...·truncated·by·diffoscope;·len:·53,·SHA:·b964f14d2fd001dbd2b8aea379b19bf8c297912c24bdb5ff70b2ca03aefef58e·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 143 | ····</span><span·class="p"·data-group-id=" | 143 | ····</span><span·class="p"·data-group-id="7809086528-3">[</span><span·class="n">H</span><span·class="p">|</span><span·class="nf">my_binary_to_list</span><span·class="p"·data-group-id="7809086528-4">(</span><span·class="n">T</span><span·class="p"·data-group-id="7809086528-4">)</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·a3191c7303760e853d4d86f538b72ae143ed0bd300e9c104b1452c318c302a51·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 144 | </span><span·class="nf">my_binary_to_list</span><span·class="p"·data-group-id=" | 144 | </span><span·class="nf">my_binary_to_list</span><span·class="p"·data-group-id="7809086528-5">(</span><span·class="p"·data-group-id="7809086528-6"><<</span><span·class="p"·data-group-id="7809086528-6">>></span><span·class="p"·data-group-id="7809086528-5">)</span><span·class="w">·</span><span·class="p">-></span><span·cla[·...·truncated·by·diffoscope;·len:·109,·SHA:·fb0c712ab1fc0fd86210fede43e2813ab3a33b9066d12d53a99befc7b0ef0e7d·...·]-7">]</span><span·class="p">.</span></code></pre><h2·id="how-binaries-are-implemented"·class="section-heading"> |
| 145 | ··<a·href="#how-binaries-are-implemented"·class="hover-link"> | 145 | ··<a·href="#how-binaries-are-implemented"·class="hover-link"> |
| 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 147 | ··</a> | 147 | ··</a> |
| 148 | ··<span·class="text">How·Binaries·are·Implemented</span> | 148 | ··<span·class="text">How·Binaries·are·Implemented</span> |
| 149 | </h2> | 149 | </h2> |
| 150 | <p>Internally,·binaries·and·bitstrings·are·implemented·in·the·same·way.·In·this | 150 | <p>Internally,·binaries·and·bitstrings·are·implemented·in·the·same·way.·In·this |
| 151 | section,·they·are·called·<em>binaries</em>·because·that·is·what·they·are·called·in·the | 151 | section,·they·are·called·<em>binaries</em>·because·that·is·what·they·are·called·in·the |
| Offset 205, 29 lines modified | Offset 205, 29 lines modified | ||
| 205 | called·referential·transparency)·of·Erlang·would·break.</p><h2·id="constructing-binaries"·class="section-heading"> | 205 | called·referential·transparency)·of·Erlang·would·break.</p><h2·id="constructing-binaries"·class="section-heading"> |
| 206 | ··<a·href="#constructing-binaries"·class="hover-link"> | 206 | ··<a·href="#constructing-binaries"·class="hover-link"> |
| 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 208 | ··</a> | 208 | ··</a> |
| 209 | ··<span·class="text">Constructing·Binaries</span> | 209 | ··<span·class="text">Constructing·Binaries</span> |
| 210 | </h2> | 210 | </h2> |
| 211 | <p>Appending·to·a·binary·or·bitstring·in·the·following·way·is·specially·optimized | 211 | <p>Appending·to·a·binary·or·bitstring·in·the·following·way·is·specially·optimized |
| 212 | to·avoid·copying·the·binary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 212 | to·avoid·copying·the·binary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9370024542-1"><<</span><span·class="n">Binary</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·17,·SHA:·440784e132f6d63274ba2920ad8ef1524cfe82a93496f474bcaa6527dc79a17b·...·]-1">>></span><span·class="w"> |
| 213 | </span><span·class="c1">%%·-·OR·-</span><span·class="w"> | 213 | </span><span·class="c1">%%·-·OR·-</span><span·class="w"> |
| 214 | </span><span·class="p"·data-group-id=" | 214 | </span><span·class="p"·data-group-id="9370024542-2"><<</span><span·class="n">Binary</span><span·class="o">/</span><span·class="ss">bitstring</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·57075be0c07c41c3db301c955518e8ca989db3cd77006b0472fbd190c291215e·...·]-2">>></span></code></pre><p>This·optimization·is·applied·by·the·runtime·system·in·a·way·that·makes·it |
| 215 | effective·in·most·circumstances·(for·exceptions,·see | 215 | effective·in·most·circumstances·(for·exceptions,·see |
| 216 | <a·href="binaryhandling.html#forced_copying">Circumstances·That·Force·Copying</a>).·The | 216 | <a·href="binaryhandling.html#forced_copying">Circumstances·That·Force·Copying</a>).·The |
| 217 | optimization·in·its·basic·form·does·not·need·any·help·from·the·compiler. | 217 | optimization·in·its·basic·form·does·not·need·any·help·from·the·compiler. |
| 218 | However,·the·compiler·add·hints·to·the·runtime·system·when·it·is·safe·to·apply | 218 | However,·the·compiler·add·hints·to·the·runtime·system·when·it·is·safe·to·apply |
| 219 | the·optimization·in·a·more·efficient·way.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>The·compiler·support·for·making·the·optimization·more·efficient·was·added·in | 219 | the·optimization·in·a·more·efficient·way.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>The·compiler·support·for·making·the·optimization·more·efficient·was·added·in |
| 220 | Erlang/OTP·26.</p></section><p>To·explain·how·the·basic·optimization·works,·let·us·examine·the·following·code | 220 | Erlang/OTP·26.</p></section><p>To·explain·how·the·basic·optimization·works,·let·us·examine·the·following·code |
| 221 | line·by·line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 221 | line·by·line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9602289203-1"><<</span><span·class="mi">0</span><span·class="p"·data-group-id="9602289203-1">>></span><span·class="p">,</span><span·class="w">····················</span><span·class="c1">%%·1</span><span·class="w"> |
| 222 | </span><span·class="n">Bin1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 222 | </span><span·class="n">Bin1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9602289203-2"><<</span><span·class="n">Bin0</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·0b1668da67be794a106157fe365e5d431dbec683f4b4b9dcea9c9a8a22dbf3c8·...·]-2">>></span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%%·2</span><span·class="w"> |
| 223 | </span><span·class="n">Bin2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 223 | </span><span·class="n">Bin2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9602289203-3"><<</span><span·class="n">Bin1</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">6</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·0b1668da67be794a106157fe365e5d431dbec683f4b4b9dcea9c9a8a22dbf3c8·...·]-3">>></span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%%·3</span><span·class="w"> |
| 224 | </span><span·class="n">Bin3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 224 | </span><span·class="n">Bin3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9602289203-4"><<</span><span·class="n">Bin2</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">9</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·0b1668da67be794a106157fe365e5d431dbec683f4b4b9dcea9c9a8a22dbf3c8·...·]-4">>></span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%%·4</span><span·class="w"> |
| 225 | </span><span·class="n">Bin4</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 225 | </span><span·class="n">Bin4</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9602289203-5"><<</span><span·class="n">Bin1</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="mi">17</span><span·class="p"·data-group-id="9602289203-5">>></span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%%·5·!!!</span><span·class="w"> |
| 226 | </span><span·class="p"·data-group-id=" | 226 | </span><span·class="p"·data-group-id="9602289203-6">{</span><span·class="n">Bin4</span><span·class="p">,</span><span·class="n">Bin3</span><span·class="p"·data-group-id="9602289203-6">}</span><span·class="w">······················</span><span·class="c1">%%·6</span></code></pre><ul><li><p>Line·1·(marked·with·the·<code·class="inline">%%·1</code>·comment),·assigns·a |
| 227 | <a·href="binaryhandling.html#heap_binary">heap·binary</a>·to·the·<code·class="inline">Bin0</code>·variable.</p></li><li><p>Line·2·is·an·append·operation.·As·<code·class="inline">Bin0</code>·has·not·been·involved·in·an·append | 227 | <a·href="binaryhandling.html#heap_binary">heap·binary</a>·to·the·<code·class="inline">Bin0</code>·variable.</p></li><li><p>Line·2·is·an·append·operation.·As·<code·class="inline">Bin0</code>·has·not·been·involved·in·an·append |
| 228 | operation,·a·new·<a·href="binaryhandling.html#refc_binary">refc·binary</a>·is·created·and | 228 | operation,·a·new·<a·href="binaryhandling.html#refc_binary">refc·binary</a>·is·created·and |
| 229 | the·contents·of·<code·class="inline">Bin0</code>·is·copied·into·it.·The·<em>ProcBin</em>·part·of·the·refc | 229 | the·contents·of·<code·class="inline">Bin0</code>·is·copied·into·it.·The·<em>ProcBin</em>·part·of·the·refc |
| 230 | binary·has·its·size·set·to·the·size·of·the·data·stored·in·the·binary,·while | 230 | binary·has·its·size·set·to·the·size·of·the·data·stored·in·the·binary,·while |
| 231 | the·binary·object·has·extra·space·allocated.·The·size·of·the·binary·object·is | 231 | the·binary·object·has·extra·space·allocated.·The·size·of·the·binary·object·is |
| 232 | either·twice·the·size·of·<code·class="inline">Bin1</code>·or·256,·whichever·is·larger.·In·this·case·it | 232 | either·twice·the·size·of·<code·class="inline">Bin1</code>·or·256,·whichever·is·larger.·In·this·case·it |
| 233 | is·256.</p></li><li><p>Line·3·is·more·interesting.·<code·class="inline">Bin1</code>·<em>has</em>·been·used·in·an·append·operation,·and | 233 | is·256.</p></li><li><p>Line·3·is·more·interesting.·<code·class="inline">Bin1</code>·<em>has</em>·been·used·in·an·append·operation,·and |
| Offset 253, 23 lines modified | Offset 253, 23 lines modified | ||
| 253 | handle·an·append·operation·to·a·heap·binary·by·copying·it·to·a·refc·binary·(line | 253 | handle·an·append·operation·to·a·heap·binary·by·copying·it·to·a·refc·binary·(line |
| 254 | 2),·and·also·handle·an·append·operation·to·a·previous·version·of·the·binary·by | 254 | 2),·and·also·handle·an·append·operation·to·a·previous·version·of·the·binary·by |
| 255 | copying·it·(line·5).·The·support·for·doing·that·does·not·come·for·free.·For | 255 | copying·it·(line·5).·The·support·for·doing·that·does·not·come·for·free.·For |
| 256 | example,·to·make·it·possible·to·know·when·it·is·necessary·to·copy·the·binary, | 256 | example,·to·make·it·possible·to·know·when·it·is·necessary·to·copy·the·binary, |
| 257 | for·every·append·operation,·the·runtime·system·must·create·a·sub·binary.</p><p>When·the·compiler·can·determine·that·none·of·those·situations·need·to·be·handled | 257 | for·every·append·operation,·the·runtime·system·must·create·a·sub·binary.</p><p>When·the·compiler·can·determine·that·none·of·those·situations·need·to·be·handled |
| 258 | and·that·the·append·operation·cannot·possibly·fail,·the·compiler·generates·code | 258 | and·that·the·append·operation·cannot·possibly·fail,·the·compiler·generates·code |
| 259 | that·causes·the·runtime·system·to·apply·a·more·efficient·variant·of·the | 259 | that·causes·the·runtime·system·to·apply·a·more·efficient·variant·of·the |
| 260 | optimization.</p><p><strong>Example:</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8912295071-1">(</span><span·class="ss">repack</span><span·class="p"·data-group-id="8912295071-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 261 | </ | 260 | optimization.</p><p><strong>Example:</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="3686619189-1">(</span><span·class="ss">repack</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·21,·SHA:·890ad78d0a9383214d66f5e35a1e7c2fe1a30f3161614cea28febf2f1bf91cca·...·]">)</span><span·class="p">.</span><span·class="w"> |
| 261 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3686619189-2">(</span><span·class="p"·data-group-id="3686619189-3">[</span><span·class="ss">repack</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="3686619189-3">]</span><span·class="p"·data-group-id="3686619189-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 262 | </span><span·class="nf">repack</span><span·class="p"·data-group-id=" | 262 | </span><span·class="nf">repack</span><span·class="p"·data-group-id="3686619189-4">(</span><span·class="n">Bin</span><span·class="p"·data-group-id="3686619189-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_binary</span><span·class="p"·data-group-id="3686619189-5">(<[·...·truncated·by·diffoscope;·len:·73,·SHA:·e7314609ed6042f2225b8033f56d37f4beb94d18d072bca979bd7c4db84053c5·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 263 | ····</span><span·class="nf">repack</span><span·class="p"·data-group-id=" | 263 | ····</span><span·class="nf">repack</span><span·class="p"·data-group-id="3686619189-6">(</span><span·class="n">Bin</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3686619189-7"><<</span><span·class="p"·data-group-id="3686619189-7">>></span><span·class="p"·data-group-id="368661918[·...·truncated·by·diffoscope;·len:·1,·SHA:·19581e27de7ced00ff1ce50b2047e7a567c76b1cbaebabe5ef03f7c3017bb5b7·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 264 | </span><span·class="nf">repack</span><span·class="p"·data-group-id=" | 264 | </span><span·class="nf">repack</span><span·class="p"·data-group-id="3686619189-8">(</span><span·class="p"·data-group-id="3686619189-9"><<</span><span·class="n">C</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="n">T</span><span·class="o">/</span><span·class="ss">binary</span[·...·truncated·by·diffoscope;·len:·179,·SHA:·9799416f8b13f430cf3efe6fd6de148f29b1d17c34d6aef0ce4fe1bf02935bec·...·]-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 265 | ····</span><span·class="nf">repack</span><span·class="p"·data-group-id=" | 265 | ····</span><span·class="nf">repack</span><span·class="p"·data-group-id="3686619189-10">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3686619189-11"><<</span><span·class="n">Result</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·183,·SHA:·fa5c1bb1bfb29c55b1fc284ced570b569c4f3cad1f22545840b2d8329b3ad8b6·...·]-10">)</span><span·class="p">;</span><span·class="w"> |
| 266 | </span><span·class="nf">repack</span><span·class="p"·data-group-id=" | 266 | </span><span·class="nf">repack</span><span·class="p"·data-group-id="3686619189-12">(</span><span·class="p"·data-group-id="3686619189-13"><<</span><span·class="p"·data-group-id="3686619189-13">>></span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="368[·...·truncated·by·diffoscope;·len:·7,·SHA:·274818c9888bd012aab2793ffbd1eddcee9c6b9ef26892302553acd06d3aeb45·...·]-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 267 | ····</span><span·class="n">Result</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">repack/2</code>·function·only·keeps·a·single·version·of·the·binary,·so·there·is | 267 | ····</span><span·class="n">Result</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">repack/2</code>·function·only·keeps·a·single·version·of·the·binary,·so·there·is |
| 268 | never·any·need·to·copy·the·binary.·The·compiler·rewrites·the·creation·of·the | 268 | never·any·need·to·copy·the·binary.·The·compiler·rewrites·the·creation·of·the |
| 269 | empty·binary·in·<code·class="inline">repack/1</code>·to·instead·create·a·refc·binary·with·256·bytes | 269 | empty·binary·in·<code·class="inline">repack/1</code>·to·instead·create·a·refc·binary·with·256·bytes |
| 270 | already·reserved;·thus,·the·append·operation·in·<code·class="inline">repack/2</code>·never·needs·to·handle | 270 | already·reserved;·thus,·the·append·operation·in·<code·class="inline">repack/2</code>·never·needs·to·handle |
| 271 | a·binary·not·prepared·for·appending.</p><p><a·href=""·id="forced_copying"></a></p><h3·id="circumstances-that-force-copying"·class="section-heading"> | 271 | a·binary·not·prepared·for·appending.</p><p><a·href=""·id="forced_copying"></a></p><h3·id="circumstances-that-force-copying"·class="section-heading"> |
| 272 | ··<a·href="#circumstances-that-force-copying"·class="hover-link"> | 272 | ··<a·href="#circumstances-that-force-copying"·class="hover-link"> |
| 273 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 273 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 281 | reason·is·that·the·binary·object·can·be·moved·(reallocated)·during·an·append | 281 | reason·is·that·the·binary·object·can·be·moved·(reallocated)·during·an·append |
| 282 | operation,·and·when·that·happens,·the·pointer·in·the·ProcBin·must·be·updated.·If | 282 | operation,·and·when·that·happens,·the·pointer·in·the·ProcBin·must·be·updated.·If |
| 283 | there·would·be·more·than·one·ProcBin·pointing·to·the·binary·object,·it·would·not | 283 | there·would·be·more·than·one·ProcBin·pointing·to·the·binary·object,·it·would·not |
| 284 | be·possible·to·find·and·update·all·of·them.</p><p>Therefore,·certain·operations·on·a·binary·mark·it·so·that·any·future·append | 284 | be·possible·to·find·and·update·all·of·them.</p><p>Therefore,·certain·operations·on·a·binary·mark·it·so·that·any·future·append |
| 285 | operation·will·be·forced·to·copy·the·binary.·In·most·cases,·the·binary·object | 285 | operation·will·be·forced·to·copy·the·binary.·In·most·cases,·the·binary·object |
| 286 | will·be·shrunk·at·the·same·time·to·reclaim·the·extra·space·allocated·for | 286 | will·be·shrunk·at·the·same·time·to·reclaim·the·extra·space·allocated·for |
| 287 | growing.</p><p>When·appending·to·a·binary·as·follows,·only·the·binary·returned·from·the·latest | 287 | growing.</p><p>When·appending·to·a·binary·as·follows,·only·the·binary·returned·from·the·latest |
| 288 | append·operation·will·support·further·cheap·append·operations:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 288 | append·operation·will·support·further·cheap·append·operations:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1196577809-1"><<</span><span·class="n">Bin0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="1196577809-1">>></span></code></pre><p>In·the·code·fragment·in·the·beginning·of·this·section,·appending·to·<code·class="inline">Bin</code>·will |
| 289 | be·cheap,·while·appending·to·<code·class="inline">Bin0</code>·will·force·the·creation·of·a·new·binary·and | 289 | be·cheap,·while·appending·to·<code·class="inline">Bin0</code>·will·force·the·creation·of·a·new·binary·and |
| 290 | copying·of·the·contents·of·<code·class="inline">Bin0</code>.</p><p>If·a·binary·is·sent·as·a·message·to·a·process·or·port,·the·binary·will·be·shrunk | 290 | copying·of·the·contents·of·<code·class="inline">Bin0</code>.</p><p>If·a·binary·is·sent·as·a·message·to·a·process·or·port,·the·binary·will·be·shrunk |
| 291 | and·any·further·append·operation·will·copy·the·binary·data·into·a·new·binary. | 291 | and·any·further·append·operation·will·copy·the·binary·data·into·a·new·binary. |
| 292 | For·example,·in·the·following·code·fragment·<code·class="inline">Bin1</code>·will·be·copied·in·the·third | 292 | For·example,·in·the·following·code·fragment·<code·class="inline">Bin1</code>·will·be·copied·in·the·third |
| 293 | line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 293 | line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1377018453-1"><<</span><span·class="n">Bin0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="1377018453-1">>></span><span·class="p">,</span><span·class="w"> |
| 294 | </span><span·class="n">PortOrPid</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Bin1</span><span·class="p">,</span><span·class="w"> | 294 | </span><span·class="n">PortOrPid</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Bin1</span><span·class="p">,</span><span·class="w"> |
| 295 | </span><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 295 | </span><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1377018453-2"><<</span><span·class="n">Bin1</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="1377018453-2">>></span><span·class="w">··</span><span·class="c1">%%·Bin1·will·be·COPIED</span></code></pre><p>The·same·happens·if·you·insert·a·binary·into·an·Ets·table,·send·it·to·a·port |
| 296 | using·<a·href="../../erts-15.2.2/doc/html/erlang.html#port_command/2"><code·class="inline">erlang:port_command/2</code></a>,·or·pass·it·to | 296 | using·<a·href="../../erts-15.2.2/doc/html/erlang.html#port_command/2"><code·class="inline">erlang:port_command/2</code></a>,·or·pass·it·to |
| 297 | <a·href="../../erts-15.2.2/doc/html/erl_nif.html#enif_inspect_binary">enif_inspect_binary</a>·in·a·NIF.</p><p>Matching·a·binary·will·also·cause·it·to·shrink·and·the·next·append·operation | 297 | <a·href="../../erts-15.2.2/doc/html/erl_nif.html#enif_inspect_binary">enif_inspect_binary</a>·in·a·NIF.</p><p>Matching·a·binary·will·also·cause·it·to·shrink·and·the·next·append·operation |
| 298 | will·copy·the·binary·data:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 298 | will·copy·the·binary·data:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4843078375-1"><<</span><span·class="n">Bin0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="4843078375-1">>></span><span·class="p">,</span><span·class="w"> |
| 299 | </span><span·class="p"·data-group-id=" | 299 | </span><span·class="p"·data-group-id="4843078375-2"><<</span><span·class="n">X</span><span·class="p">,</span><span·class="n">Y</span><span·class="p">,</span><span·class="n">Z</span><span·class="p">,</span><span·class="n">T</span><span·class="o">/</span><span·class="ss">binary</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·ae59042bd7ee57145c9754202420595f01687e866c10309a9498626d5fefc17f·...·]-2">>></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Bin1</span><span·class="p">,</span><span·class="w"> |
| 300 | </span><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 300 | </span><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4843078375-3"><<</span><span·class="n">Bin1</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="4843078375-3">>></span><span·class="w">··</span><span·class="c1">%%·Bin1·will·be·COPIED</span></code></pre><p>The·reason·is·that·a·<a·href="binaryhandling.html#match_context">match·context</a>·contains·a |
| 301 | direct·pointer·to·the·binary·data.</p><p>If·a·process·simply·keeps·binaries·(either·in·"loop·data"·or·in·the·process | 301 | direct·pointer·to·the·binary·data.</p><p>If·a·process·simply·keeps·binaries·(either·in·"loop·data"·or·in·the·process |
| 302 | dictionary),·the·garbage·collector·can·eventually·shrink·the·binaries.·If·only | 302 | dictionary),·the·garbage·collector·can·eventually·shrink·the·binaries.·If·only |
| 303 | one·such·binary·is·kept,·it·will·not·be·shrunk.·If·the·process·later·appends·to | 303 | one·such·binary·is·kept,·it·will·not·be·shrunk.·If·the·process·later·appends·to |
| 304 | a·binary·that·has·been·shrunk,·the·binary·object·will·be·reallocated·to·make | 304 | a·binary·that·has·been·shrunk,·the·binary·object·will·be·reallocated·to·make |
| 305 | place·for·the·data·to·be·appended.</p><h2·id="matching-binaries"·class="section-heading"> | 305 | place·for·the·data·to·be·appended.</p><h2·id="matching-binaries"·class="section-heading"> |
| 306 | ··<a·href="#matching-binaries"·class="hover-link"> | 306 | ··<a·href="#matching-binaries"·class="hover-link"> |
| 307 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 307 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 308 | ··</a> | 308 | ··</a> |
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| 119 | ··<a·href="#introduction"·class="hover-link"> | 119 | ··<a·href="#introduction"·class="hover-link"> |
| 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 121 | ··</a> | 121 | ··</a> |
| 122 | ··<span·class="text">Introduction</span> | 122 | ··<span·class="text">Introduction</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>The·complete·specification·for·the·bit·syntax·appears·in·the | 124 | <p>The·complete·specification·for·the·bit·syntax·appears·in·the |
| 125 | <a·href="../../doc/system/expressions.html#bit-syntax-expressions">Reference·Manual</a>.</p><p>In·Erlang,·a·Bin·is·used·for·constructing·binaries·and·matching·binary·patterns. | 125 | <a·href="../../doc/system/expressions.html#bit-syntax-expressions">Reference·Manual</a>.</p><p>In·Erlang,·a·Bin·is·used·for·constructing·binaries·and·matching·binary·patterns. |
| 126 | A·Bin·is·written·with·the·following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 126 | A·Bin·is·written·with·the·following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9606304986-1"><<</span><span·class="n">E1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E2</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·cla[·...·truncated·by·diffoscope;·len:·81,·SHA:·6dafe8b50535d00a72065fb37b806716107cfa843c6adfd9bfda7cb4087393a6·...·]-1">>></span></code></pre><p>A·Bin·is·a·low-level·sequence·of·bits·or·bytes.·The·purpose·of·a·Bin·is·to |
| 127 | enable·construction·of·binaries:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 127 | enable·construction·of·binaries:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2061354517-1"><<</span><span·class="n">E1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E2</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·cla[·...·truncated·by·diffoscope;·len:·582,·SHA:·14c435256d2add034e9cf25bd3ced52d0228cb6f98c70a00f3ef320faee39742·...·]-1">>></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Bin</span></code></pre><p>Here,·<code·class="inline">Bin</code>·is·bound·and·the·elements·are·bound·or·unbound,·as·in·any·match.</p><p>A·Bin·does·not·need·to·consist·of·a·whole·number·of·bytes.</p><p>A·<em>bitstring</em>·is·a·sequence·of·zero·or·more·bits,·where·the·number·of·bits·does |
| 128 | not·need·to·be·divisible·by·8.·If·the·number·of·bits·is·divisible·by·8,·the | 128 | not·need·to·be·divisible·by·8.·If·the·number·of·bits·is·divisible·by·8,·the |
| 129 | bitstring·is·also·a·binary.</p><p>Each·element·specifies·a·certain·<em>segment</em>·of·the·bitstring.·A·segment·is·a·set | 129 | bitstring·is·also·a·binary.</p><p>Each·element·specifies·a·certain·<em>segment</em>·of·the·bitstring.·A·segment·is·a·set |
| 130 | of·contiguous·bits·of·the·binary·(not·necessarily·on·a·byte·boundary).·The·first | 130 | of·contiguous·bits·of·the·binary·(not·necessarily·on·a·byte·boundary).·The·first |
| 131 | element·specifies·the·initial·segment,·the·second·element·specifies·the | 131 | element·specifies·the·initial·segment,·the·second·element·specifies·the |
| 132 | following·segment,·and·so·on.</p><p>The·following·examples·illustrate·how·binaries·are·constructed,·or·matched,·and | 132 | following·segment,·and·so·on.</p><p>The·following·examples·illustrate·how·binaries·are·constructed,·or·matched,·and |
| 133 | how·elements·and·tails·are·specified.</p><h3·id="examples"·class="section-heading"> | 133 | how·elements·and·tails·are·specified.</p><h3·id="examples"·class="section-heading"> |
| 134 | ··<a·href="#examples"·class="hover-link"> | 134 | ··<a·href="#examples"·class="hover-link"> |
| 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 136 | ··</a> | 136 | ··</a> |
| 137 | ··<span·class="text">Examples</span> | 137 | ··<span·class="text">Examples</span> |
| 138 | </h3> | 138 | </h3> |
| 139 | <p><em>Example·1:</em>·A·binary·can·be·constructed·from·a·set·of·constants·or·a·string | 139 | <p><em>Example·1:</em>·A·binary·can·be·constructed·from·a·set·of·constants·or·a·string |
| 140 | literal:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin11</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 140 | literal:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin11</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6891955047-1"><<</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">17</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">42</span><span·class="p"·data-group-id="6891955047-1">>></span><span·class="p">,</span><span·class="w"> |
| 141 | </span><span·class="n">Bin12</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 141 | </span><span·class="n">Bin12</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6891955047-2"><<</span><span·class="s">"abc"</span><span·class="p"·data-group-id="6891955047-2">>></span></code></pre><p>This·gives·two·binaries·of·size·3,·with·the·following·evaluations:</p><ul><li><a·href="../../erts-15.2.2/doc/html/erlang.html#binary_to_list/1"><code·class="inline">binary_to_list(Bin11)</code></a>·evaluates·to·<code·class="inline">[1,·17,·42]</code>.</li><li><a·href="../../erts-15.2.2/doc/html/erlang.html#binary_to_list/1"><code·class="inline">binary_to_list(Bin12)</code></a>·evaluates·to·<code·class="inline">[97,·98,·99]</code>.</li></ul><p><em>Example·2:</em>Similarly,·a·binary·can·be·constructed·from·a·set·of·bound |
| 142 | variables:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">17</span><span·class="p">,</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="p">,</span><span·class="w"> | 142 | variables:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">17</span><span·class="p">,</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="p">,</span><span·class="w"> |
| 143 | </span><span·class="n">Bin2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 143 | </span><span·class="n">Bin2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7484350443-1"><<</span><span·class="n">A</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="p">,</span><span·class="w">·</span><span·class="n">C</span><span·class="p">:</span><span·class="mi">16</span><span·cla[·...·truncated·by·diffoscope;·len:·32,·SHA:·866c5d0247df577040571d85f90139a44020f5425caa24e87b0fa4f35d065ad9·...·]-1">>></span></code></pre><p>This·gives·a·binary·of·size·4.·Here,·a·<em>size·expression</em>·is·used·for·the |
| 144 | variable·<code·class="inline">C</code>·to·specify·a·16-bits·segment·of·<code·class="inline">Bin2</code>.</p><p><a·href="../../erts-15.2.2/doc/html/erlang.html#binary_to_list/1"><code·class="inline">binary_to_list(Bin2)</code></a>·evaluates·to·<code·class="inline">[1,·17,·00,·42]</code>.</p><p><em>Example·3:</em>·A·Bin·can·also·be·used·for·matching.·<code·class="inline">D</code>,·<code·class="inline">E</code>,·and·<code·class="inline">F</code>·are·unbound | 144 | variable·<code·class="inline">C</code>·to·specify·a·16-bits·segment·of·<code·class="inline">Bin2</code>.</p><p><a·href="../../erts-15.2.2/doc/html/erlang.html#binary_to_list/1"><code·class="inline">binary_to_list(Bin2)</code></a>·evaluates·to·<code·class="inline">[1,·17,·00,·42]</code>.</p><p><em>Example·3:</em>·A·Bin·can·also·be·used·for·matching.·<code·class="inline">D</code>,·<code·class="inline">E</code>,·and·<code·class="inline">F</code>·are·unbound |
| 145 | variables,·and·<code·class="inline">Bin2</code>·is·bound,·as·in·Example·2:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 145 | variables,·and·<code·class="inline">Bin2</code>·is·bound,·as·in·Example·2:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6522411792-1"><<</span><span·class="n">D</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="p">,</span><span·class="w">·</span><span·class="n">F</span><span·cla[·...·truncated·by·diffoscope;·len:·86,·SHA:·5c494ce8c1c3e60a705e96eeefd4d22fd6cc0ef8d278501880ab197c25a34aea·...·]-1">>></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Bin2</span></code></pre><p>This·gives·<code·class="inline">D·=·273</code>,·<code·class="inline">E·=·00</code>,·and·F·binds·to·a·binary·of·size·1: |
| 146 | <code·class="inline">binary_to_list(F)·=·[42]</code>.</p><p><em>Example·4:</em>·The·following·is·a·more·elaborate·example·of·matching.·Here, | 146 | <code·class="inline">binary_to_list(F)·=·[42]</code>.</p><p><em>Example·4:</em>·The·following·is·a·more·elaborate·example·of·matching.·Here, |
| 147 | <code·class="inline">Dgram</code>·is·bound·to·the·consecutive·bytes·of·an·IP·datagram·of·IP·protocol | 147 | <code·class="inline">Dgram</code>·is·bound·to·the·consecutive·bytes·of·an·IP·datagram·of·IP·protocol |
| 148 | version·4.·The·ambition·is·to·extract·the·header·and·the·data·of·the·datagram:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 148 | version·4.·The·ambition·is·to·extract·the·header·and·the·data·of·the·datagram:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="3413242157-1">(</span><span·class="n">IP_VERSION</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="p"·data-group-id="3413242157-1">)</span><span·class="p">.</span><span·class="w"> |
| 149 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 149 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="3413242157-2">(</span><span·class="n">IP_MIN_HDR_LEN</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">5</span><span·class="p"·data-group-id="3413242157-2">)</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="n">DgramSize</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">byte_size</span><span·class="p"·data-group-id=" | 150 | </span><span·class="n">DgramSize</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">byte_size</span><span·class="p"·data-group-id="3413242157-3">(</span><span·class="n">Dgram</span><span·class="p"·data-group-id="3413242157-3">)</span><span·class="p">,</span><span·class="w"> |
| 151 | </span><span·class="k">case</span><span·class="w">·</span><span·class="n">Dgram</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 151 | </span><span·class="k">case</span><span·class="w">·</span><span·class="n">Dgram</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 152 | ····</span><span·class="p"·data-group-id=" | 152 | ····</span><span·class="p"·data-group-id="3413242157-4"><<</span><span·class="o">?</span><span·class="n">IP_VERSION</span><span·class="p">:</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HLen</span><span·class="p">:</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SrvcType</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TotLen</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">,</span><span·class="w"> |
| 153 | ······</span><span·class="n">ID</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Flgs</span><span·class="p">:</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FragOff</span><span·class="p">:</span><span·class="mi">13</span><span·class="p">,</span><span·class="w"> | 153 | ······</span><span·class="n">ID</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Flgs</span><span·class="p">:</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FragOff</span><span·class="p">:</span><span·class="mi">13</span><span·class="p">,</span><span·class="w"> |
| 154 | ······</span><span·class="n">TTL</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Proto</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HdrChkSum</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">,</span><span·class="w"> | 154 | ······</span><span·class="n">TTL</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Proto</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HdrChkSum</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">,</span><span·class="w"> |
| 155 | ······</span><span·class="n">SrcIP</span><span·class="p">:</span><span·class="mi">32</span><span·class="p">,</span><span·class="w"> | 155 | ······</span><span·class="n">SrcIP</span><span·class="p">:</span><span·class="mi">32</span><span·class="p">,</span><span·class="w"> |
| 156 | ······</span><span·class="n">DestIP</span><span·class="p">:</span><span·class="mi">32</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RestDgram</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p"·data-group-id=" | 156 | ······</span><span·class="n">DestIP</span><span·class="p">:</span><span·class="mi">32</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RestDgram</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p"·data-group-id="3413242157-4">>></span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">HLen</span><span·class="o">>=</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">*</span><span·class="n">HLen</span><span·class="o">=<</span><span·class="n">DgramSize</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ········</span><span·class="n">OptsLen</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">*</span><span·class="p"·data-group-id=" | 157 | ········</span><span·class="n">OptsLen</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">*</span><span·class="p"·data-group-id="3413242157-5">(</span><span·class="n">HLen</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">?</span><span·class="n">IP_MIN_HDR_LEN</span><span·class="p"·data-group-id="3413242157-5">)</span><span·class="p">,</span><span·class="w"> |
| 158 | ········</span><span·class="p"·data-group-id=" | 158 | ········</span><span·class="p"·data-group-id="3413242157-6"><<</span><span·class="n">Opts</span><span·class="p">:</span><span·class="n">OptsLen</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="n">Data</span><span·class="o">/</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·54,·SHA:·133cdc606aea6b94827d31386d001c3314f26cf055283fe7d04bc98ce676bb7f·...·]-6">>></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">RestDgram</span><span·class="p">,</span><span·class="w"> |
| 159 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 159 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Here,·the·segment·corresponding·to·the·<code·class="inline">Opts</code>·variable·has·a·<em>type·modifier</em>, | 160 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Here,·the·segment·corresponding·to·the·<code·class="inline">Opts</code>·variable·has·a·<em>type·modifier</em>, |
| 161 | specifying·that·<code·class="inline">Opts</code>·is·to·bind·to·a·binary.·All·other·variables·have·the | 161 | specifying·that·<code·class="inline">Opts</code>·is·to·bind·to·a·binary.·All·other·variables·have·the |
| 162 | default·type·equal·to·unsigned·integer.</p><p>An·IP·datagram·header·is·of·variable·length.·This·length·is·measured·in·the | 162 | default·type·equal·to·unsigned·integer.</p><p>An·IP·datagram·header·is·of·variable·length.·This·length·is·measured·in·the |
| 163 | number·of·32-bit·words·and·is·given·in·the·segment·corresponding·to·<code·class="inline">HLen</code>.·The | 163 | number·of·32-bit·words·and·is·given·in·the·segment·corresponding·to·<code·class="inline">HLen</code>.·The |
| 164 | minimum·value·of·<code·class="inline">HLen</code>·is·5.·It·is·the·segment·corresponding·to·<code·class="inline">Opts</code>·that·is | 164 | minimum·value·of·<code·class="inline">HLen</code>·is·5.·It·is·the·segment·corresponding·to·<code·class="inline">Opts</code>·that·is |
| 165 | variable,·so·if·<code·class="inline">HLen</code>·is·equal·to·5,·<code·class="inline">Opts</code>·becomes·an·empty·binary.</p><p>The·tail·variables·<code·class="inline">RestDgram</code>·and·<code·class="inline">Data</code>·bind·to·binaries,·as·all·tail | 165 | variable,·so·if·<code·class="inline">HLen</code>·is·equal·to·5,·<code·class="inline">Opts</code>·becomes·an·empty·binary.</p><p>The·tail·variables·<code·class="inline">RestDgram</code>·and·<code·class="inline">Data</code>·bind·to·binaries,·as·all·tail |
| Offset 218, 80 lines modified | Offset 218, 80 lines modified | ||
| 218 | <p>This·section·describes·the·rules·for·constructing·binaries·using·the·bit·syntax. | 218 | <p>This·section·describes·the·rules·for·constructing·binaries·using·the·bit·syntax. |
| 219 | Unlike·when·constructing·lists·or·tuples,·the·construction·of·a·binary·can·fail | 219 | Unlike·when·constructing·lists·or·tuples,·the·construction·of·a·binary·can·fail |
| 220 | with·a·<code·class="inline">badarg</code>·exception.</p><p>There·can·be·zero·or·more·segments·in·a·binary·to·be·constructed.·The·expression | 220 | with·a·<code·class="inline">badarg</code>·exception.</p><p>There·can·be·zero·or·more·segments·in·a·binary·to·be·constructed.·The·expression |
| 221 | <code·class="inline"><<>></code>·constructs·a·zero·length·binary.</p><p>Each·segment·in·a·binary·can·consist·of·zero·or·more·bits.·There·are·no | 221 | <code·class="inline"><<>></code>·constructs·a·zero·length·binary.</p><p>Each·segment·in·a·binary·can·consist·of·zero·or·more·bits.·There·are·no |
| 222 | alignment·rules·for·individual·segments·of·type·<code·class="inline">integer</code>·and·<code·class="inline">float</code>.·For | 222 | alignment·rules·for·individual·segments·of·type·<code·class="inline">integer</code>·and·<code·class="inline">float</code>.·For |
| 223 | binaries·and·bitstrings·without·size,·the·unit·specifies·the·alignment.·Since | 223 | binaries·and·bitstrings·without·size,·the·unit·specifies·the·alignment.·Since |
| 224 | the·default·alignment·for·the·<code·class="inline">binary</code>·type·is·8,·the·size·of·a·binary·segment | 224 | the·default·alignment·for·the·<code·class="inline">binary</code>·type·is·8,·the·size·of·a·binary·segment |
| 225 | must·be·a·multiple·of·8·bits,·that·is,·only·whole·bytes.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 225 | must·be·a·multiple·of·8·bits,·that·is,·only·whole·bytes.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3847896538-1"><<</span><span·class="n">Bin</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="n">Bitstring</span><span·class="o">/</span><span·class="ss">bitstring</span><span·class="p"·data-group-id="384[·...·truncated·by·diffoscope;·len:·7,·SHA:·5925c4541b6a510bb2fc2520542a9dbd7801d69f7ef26cfc710e398fad83374b·...·]-1">>></span></code></pre><p>The·variable·<code·class="inline">Bin</code>·must·contain·a·whole·number·of·bytes,·because·the·<code·class="inline">binary</code> |
| 226 | type·defaults·to·<code·class="inline">unit:8</code>.·A·<code·class="inline">badarg</code>·exception·is·generated·if·<code·class="inline">Bin</code>·consist | 226 | type·defaults·to·<code·class="inline">unit:8</code>.·A·<code·class="inline">badarg</code>·exception·is·generated·if·<code·class="inline">Bin</code>·consist |
| 227 | of,·for·example,·17·bits.</p><p>The·<code·class="inline">Bitstring</code>·variable·can·consist·of·any·number·of·bits,·for·example,·0,·1, | 227 | of,·for·example,·17·bits.</p><p>The·<code·class="inline">Bitstring</code>·variable·can·consist·of·any·number·of·bits,·for·example,·0,·1, |
| 228 | 8,·11,·17,·42,·and·so·on.·This·is·because·the·default·<code·class="inline">unit</code>·for·bitstrings | 228 | 8,·11,·17,·42,·and·so·on.·This·is·because·the·default·<code·class="inline">unit</code>·for·bitstrings |
| 229 | is·1.</p><p>For·clarity,·it·is·recommended·not·to·change·the·unit·size·for·binaries. | 229 | is·1.</p><p>For·clarity,·it·is·recommended·not·to·change·the·unit·size·for·binaries. |
| 230 | Instead,·use·<code·class="inline">binary</code>·when·you·need·byte·alignment·and·<code·class="inline">bitstring</code>·when·you·need | 230 | Instead,·use·<code·class="inline">binary</code>·when·you·need·byte·alignment·and·<code·class="inline">bitstring</code>·when·you·need |
| 231 | bit·alignment.</p><p>The·following·example·successfully·constructs·a·bitstring·of·7·bits,·provided | 231 | bit·alignment.</p><p>The·following·example·successfully·constructs·a·bitstring·of·7·bits,·provided |
| 232 | that·all·of·X·and·Y·are·integers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 232 | that·all·of·X·and·Y·are·integers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7355302279-1"><<</span><span·class="n">X</span><span·class="p">:</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">Y</span><span·class="p">:</span><span·class="mi">6</span><span·class="p"·data-group-id="7355302279-1">>></span></code></pre><p>As·mentioned·earlier,·segments·have·the·following·general·syntax:</p><p><code·class="inline">Value:Size/TypeSpecifierList</code></p><p>When·constructing·binaries,·<code·class="inline">Value</code>·and·<code·class="inline">Size</code>·can·be·any·Erlang·expression. |
| 233 | However,·for·syntactical·reasons,·both·<code·class="inline">Value</code>·and·<code·class="inline">Size</code>·must·be·enclosed·in | 233 | However,·for·syntactical·reasons,·both·<code·class="inline">Value</code>·and·<code·class="inline">Size</code>·must·be·enclosed·in |
| 234 | parenthesis·if·the·expression·consists·of·anything·more·than·a·single·literal·or | 234 | parenthesis·if·the·expression·consists·of·anything·more·than·a·single·literal·or |
| 235 | a·variable.·The·following·gives·a·compiler·syntax·error:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 235 | a·variable.·The·following·gives·a·compiler·syntax·error:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7474721446-1"><<</span><span·class="n">X</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">8</span><span·class="p"·data-group-id="7474721446-1">>></span></code></pre><p>This·expression·must·be·rewritten·into·the·following,·to·be·accepted·by·the |
| 236 | compiler:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 236 | compiler:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2854171122-1"><<</span><span·class="p"·data-group-id="2854171122-2">(</span><span·class="n">X</span><span·class="o">+</span><span·class="mi">1</span><span·class="p"·data-group-id="2854171122-2">)</span><span·class="p">:</span><span·class="mi">8</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·ac7eb3fa56d67b6649410f5c6426500fc2c91fa5e4fcb7c27bb93819714f2d3b·...·]-1">>></span></code></pre><h3·id="including-literal-strings"·class="section-heading"> |
| 237 | ··<a·href="#including-literal-strings"·class="hover-link"> | 237 | ··<a·href="#including-literal-strings"·class="hover-link"> |
| 238 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 238 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 239 | ··</a> | 239 | ··</a> |
| 240 | ··<span·class="text">Including·Literal·Strings</span> | 240 | ··<span·class="text">Including·Literal·Strings</span> |
| 241 | </h3> | 241 | </h3> |
| 242 | <p>A·literal·string·can·be·written·instead·of·an·element:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 242 | <p>A·literal·string·can·be·written·instead·of·an·element:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3206166285-1"><<</span><span·class="s">"hello"</span><span·class="p"·data-group-id="3206166285-1">>></span></code></pre><p>This·is·syntactic·sugar·for·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·d[·...·truncated·by·diffoscope;·len:·310,·SHA:·4634292434f86a98f6b601a87daae2801df6718e4fbc2f397e44fbc533064363·...·]-1">>></span></code></pre><h2·id="matching-binaries"·class="section-heading"> |
| 243 | ··<a·href="#matching-binaries"·class="hover-link"> | 243 | ··<a·href="#matching-binaries"·class="hover-link"> |
| 244 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 244 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 245 | ··</a> | 245 | ··</a> |
| 246 | ··<span·class="text">Matching·Binaries</span> | 246 | ··<span·class="text">Matching·Binaries</span> |
| 247 | </h2> | 247 | </h2> |
| 248 | <p>This·section·describes·the·rules·for·matching·binaries,·using·the·bit·syntax.</p><p>There·can·be·zero·or·more·segments·in·a·binary·pattern.·A·binary·pattern·can | 248 | <p>This·section·describes·the·rules·for·matching·binaries,·using·the·bit·syntax.</p><p>There·can·be·zero·or·more·segments·in·a·binary·pattern.·A·binary·pattern·can |
| 249 | occur·wherever·patterns·are·allowed,·including·inside·other·patterns.·Binary | 249 | occur·wherever·patterns·are·allowed,·including·inside·other·patterns.·Binary |
| 250 | patterns·cannot·be·nested.·The·pattern·<code·class="inline"><<>></code>·matches·a·zero·length·binary.</p><p>Each·segment·in·a·binary·can·consist·of·zero·or·more·bits.·A·segment·of·type | 250 | patterns·cannot·be·nested.·The·pattern·<code·class="inline"><<>></code>·matches·a·zero·length·binary.</p><p>Each·segment·in·a·binary·can·consist·of·zero·or·more·bits.·A·segment·of·type |
| 251 | <code·class="inline">binary</code>·must·have·a·size·evenly·divisible·by·8·(or·divisible·by·the·unit·size, | 251 | <code·class="inline">binary</code>·must·have·a·size·evenly·divisible·by·8·(or·divisible·by·the·unit·size, |
| 252 | if·the·unit·size·has·been·changed).·A·segment·of·type·<code·class="inline">bitstring</code>·has·no | 252 | if·the·unit·size·has·been·changed).·A·segment·of·type·<code·class="inline">bitstring</code>·has·no |
| 253 | restrictions·on·the·size.·A·segment·of·type·<code·class="inline">float</code>·must·have·size·64·or·32.</p><p>As·mentioned·earlier,·segments·have·the·following·general·syntax:</p><p><code·class="inline">Value:Size/TypeSpecifierList</code></p><p>When·matching·<code·class="inline">Value</code>,·value·must·be·either·a·variable·or·an·integer,·or·a | 253 | restrictions·on·the·size.·A·segment·of·type·<code·class="inline">float</code>·must·have·size·64·or·32.</p><p>As·mentioned·earlier,·segments·have·the·following·general·syntax:</p><p><code·class="inline">Value:Size/TypeSpecifierList</code></p><p>When·matching·<code·class="inline">Value</code>,·value·must·be·either·a·variable·or·an·integer,·or·a |
| 254 | floating·point·literal.·Expressions·are·not·allowed.</p><p><code·class="inline">Size</code>·must·be·a | 254 | floating·point·literal.·Expressions·are·not·allowed.</p><p><code·class="inline">Size</code>·must·be·a |
| 255 | <a·href="../../doc/system/expressions.html#guard-expressions">guard·expression</a>,·which·can·use | 255 | <a·href="../../doc/system/expressions.html#guard-expressions">guard·expression</a>,·which·can·use |
| 256 | literals·and·previously·bound·variables.·The·following·is·not·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 256 | literals·and·previously·bound·variables.·The·following·is·not·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="4404940202-1">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4404940202-2"><<</span><span·class="n">X</span><span·class="p">:</span><span·class="n">N</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·173,·SHA:·2e93a5701c0259a2d7355c8390a80fb470c86eb97a7085bb323e5fa6c165972e·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 257 | ···</span><span·class="p"·data-group-id="7321977533-3">{</span><span·class="n">X</span><span·class="p">,</span><span·class="n">T</span><span·class="p"·data-group-id="7321977533-3">}</span><span·class="p">.</span></code></pre><p>The·two·occurrences·of·<code·class="inline">N</code>·are·not·related.·The·compiler·will·complain·that·the | ||
| 258 | 257 | ···</span><span·class="p"·data-group-id="4404940202-3">{</span><span·class="n">X</span><span·class="p">,</span><span·class="n">T</span><span·class="p"·data-group-id="4404940202-3">}</span><span·class="p">.</span></code></pre><p>The·two·occurrences·of·<code[·...·truncated·by·diffoscope;·len:·77,·SHA:·b79cd7a1b3a5d65635c58ed8a311bdfe1e6d3c335245d3f0a149a77a129ced39·...·] | |
| 258 | <code·class="inline">N</code>·in·the·size·field·is·unbound.</p><p>The·correct·way·to·write·this·example·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="1000112385-1">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><span·class="p"·data-group-id="1000112385-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 259 | ···</span><span·class="p"·data-group-id=" | 259 | ···</span><span·class="p"·data-group-id="1000112385-2"><<</span><span·class="n">X</span><span·class="p">:</span><span·class="n">N</span><span·class="p">,</span><span·class="n">T</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p"·data-group-id="1000112385-2">>></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Bin</span><span·class="p">,</span><span·class="w"> |
| 260 | ···</span><span·class="p"·data-group-id=" | 260 | ···</span><span·class="p"·data-group-id="1000112385-3">{</span><span·class="n">X</span><span·class="p">,</span><span·class="n">T</span><span·class="p"·data-group-id="1000112385-3">}</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Before·OTP·23,·<code·class="inline">Size</code>·was·restricted·to·be·an·integer·or·a·variable·bound·to |
| 261 | an·integer.</p></section><h3·id="binding-and-using-a-size-variable"·class="section-heading"> | 261 | an·integer.</p></section><h3·id="binding-and-using-a-size-variable"·class="section-heading"> |
| 262 | ··<a·href="#binding-and-using-a-size-variable"·class="hover-link"> | 262 | ··<a·href="#binding-and-using-a-size-variable"·class="hover-link"> |
| 263 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 263 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 264 | ··</a> | 264 | ··</a> |
| 265 | ··<span·class="text">Binding·and·Using·a·Size·Variable</span> | 265 | ··<span·class="text">Binding·and·Using·a·Size·Variable</span> |
| 266 | </h3> | 266 | </h3> |
| 267 | <p>There·is·one·exception·to·the·rule·that·a·variable·that·is·used·as·size·must·be | 267 | <p>There·is·one·exception·to·the·rule·that·a·variable·that·is·used·as·size·must·be |
| 268 | previously·bound.·It·is·possible·to·match·and·bind·a·variable,·and·use·it·as·a | 268 | previously·bound.·It·is·possible·to·match·and·bind·a·variable,·and·use·it·as·a |
| 269 | size·within·the·same·binary·pattern.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bar</span><span·class="p"·data-group-id=" | 269 | size·within·the·same·binary·pattern.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bar</span><span·class="p"·data-group-id="7836764365-1">(</span><span·class="p"·data-group-id="7836764365-2"><<</span><span·class="n">Sz</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="n">Payload</span><span·class="p">:</span><span·class="n">Sz</sp[·...·truncated·by·diffoscope;·len:·364,·SHA:·bdc47ab88778a555f3eddb7ebc589927001bcade9f1173d26c0610c6923e2c3e·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 270 | ···</span><span·class="p"·data-group-id=" | 270 | ···</span><span·class="p"·data-group-id="7836764365-3">{</span><span·class="n">Payload</span><span·class="p">,</span><span·class="n">Rest</span><span·class="p"·data-group-id="7836764365-3">}</span><span·class="p">.</span></code></pre><p>Here·<code·class="inline">Sz</code>·is·bound·to·the·value·in·the·first·byte·of·the·binary.·<code·class="inline">Sz</code>·is·then |
| 271 | used·at·the·number·of·bytes·to·match·out·as·a·binary.</p><p>Starting·in·OTP·23,·the·size·can·be·a·guard·expression:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bar</span><span·class="p"·data-group-id="2475157811-1">(</span><span·class="p"·data-group-id="2475157811-2"><<</span><span·class="n">Sz</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="n">Payload</span><span·class="p">:</span><span·class="p"·data-group-id="2475157811-3">(</span><span·class="p"·data-group-id="2475157811-4">(</span><span·class="n">Sz</span><span·class="o">-</span><span·class="mi">1</span><span·class="p"·data-group-id="2475157811-4">)</span><span·class="o">*</span><span·class="mi">8</span><span·class="p"·data-group-id="2475157811-3">)</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="n">Rest</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p"·data-group-id="2475157811-2">>></span><span·class="p"·data-group-id="2475157811-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 272 | ··· | 271 | used·at·the·number·of·bytes·to·match·out·as·a·binary.</p><p>Starting·in·OTP·23,·the·size·can·be·a·guard·expression:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bar</span><span·class="p"·data-group-id="4082725398-1">(</span><span·cla[·...·truncated·by·diffoscope;·len:·878,·SHA:·025fcf074d229e79edf9a359bf25f15fbee9b21411d496832a3375bd67158554·...·] |
| 272 | ···</span><span·class="p"·data-group-id="4082725398-5">{</span><span·class="n">Payload</span><span·class="p">,</span><span·class="n">Rest</span><span·class="p"·data-group-id="4082725398-5">}</span><span·class="p">.</span></code></pre><p>Here·<code·class="inline">Sz</code>·is·the·combined·size·of·the·header·and·the·payload,·so·we·will·need·to | ||
| 273 | subtract·one·byte·to·get·the·size·of·the·payload.</p><h3·id="getting-the-rest-of-the-binary-or-bitstring"·class="section-heading"> | 273 | subtract·one·byte·to·get·the·size·of·the·payload.</p><h3·id="getting-the-rest-of-the-binary-or-bitstring"·class="section-heading"> |
| 274 | ··<a·href="#getting-the-rest-of-the-binary-or-bitstring"·class="hover-link"> | 274 | ··<a·href="#getting-the-rest-of-the-binary-or-bitstring"·class="hover-link"> |
| 275 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 275 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 276 | ··</a> | 276 | ··</a> |
| 277 | ··<span·class="text">Getting·the·Rest·of·the·Binary·or·Bitstring</span> | 277 | ··<span·class="text">Getting·the·Rest·of·the·Binary·or·Bitstring</span> |
| 278 | </h3> | 278 | </h3> |
| 279 | <p>To·match·out·the·rest·of·a·binary,·specify·a·binary·field·without·size:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 279 | <p>To·match·out·the·rest·of·a·binary,·specify·a·binary·field·without·size:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="4260564014-1">(</span><span·class="p"·data-group-id="4260564014-2"><<</span><span·class="n">A</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="n">Rest</span><span·class="o">/</span><span·class="ss">binary</s[·...·truncated·by·diffoscope;·len:·784,·SHA:·c19ea2eb06b5080a400a4f47424ca01165ae278d17a3b467d3e44fb17b81e305·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span></code></pre><p>There·are·no·restrictions·on·the·number·of·bits·in·the·tail.</p><h2·id="appending-to-a-binary"·class="section-heading"> |
| 280 | ··<a·href="#appending-to-a-binary"·class="hover-link"> | 280 | ··<a·href="#appending-to-a-binary"·class="hover-link"> |
| 281 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 281 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 282 | ··</a> | 282 | ··</a> |
| 283 | ··<span·class="text">Appending·to·a·Binary</span> | 283 | ··<span·class="text">Appending·to·a·Binary</span> |
| 284 | </h2> | 284 | </h2> |
| 285 | <p>Appending·to·a·binary·in·an·efficient·way·can·be·done·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id=" | 285 | <p>Appending·to·a·binary·in·an·efficient·way·can·be·done·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id="7514442125-1">(</span><span·class="n">T</span><span·class="p"·data-group-id="7514442125-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 286 | ····</span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id=" | 286 | ····</span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id="7514442125-2">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7514442125-3"><<</span><span·class="p"·data-group-id="7514442125-3">>></span><span·class="p"·data-group-id="7514442125-2">)</span><span·class="p">.</span><span·class="w"> |
| 287 | </span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id=" | 287 | </span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id="7514442125-4">(</span><span·class="p"·data-group-id="7514442125-5">[</span><span·class="p"·data-group-id="7514442125-6">{</span><span·class="n">X</span><span·class="p">,</span><span·class="n">Y</span><span·class="p">,</span><span·class="n">Z</span><span·cl[·...·truncated·by·diffoscope;·len:·309,·SHA:·cdf64eb15f5aa4f5d5f7e5e81e08b6120ef3f5ff4608ab4b914ff1f826e84546·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 288 | ····</span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id=" | 288 | ····</span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id="7514442125-7">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7514442125-8"><<</span><span·class="n">Acc</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·373,·SHA:·fe1849a34974e862c32532522024f6b9cbb86b34561c871f2dcfb8391e1e7c7d·...·]-7">)</span><span·class="p">;</span><span·class="w"> |
| 289 | </span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id=" | 289 | </span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id="7514442125-9">(</span><span·class="p"·data-group-id="7514442125-10">[</span><span·class="p"·data-group-id="7514442125-10">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="7514442125-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 290 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre> | 290 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre> |
| 291 | </div> | 291 | </div> |
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| 148 | external·program,·if·it·is·written·properly).</p><p>The·port·is·created·using·the·BIF·<a·href="../../erts-15.2.2/doc/html/erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>·with | 148 | external·program,·if·it·is·written·properly).</p><p>The·port·is·created·using·the·BIF·<a·href="../../erts-15.2.2/doc/html/erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>·with |
| 149 | <code·class="inline">{spawn,ExtPrg}</code>·as·the·first·argument.·The·string·<code·class="inline">ExtPrg</code>·is·the·name·of·the | 149 | <code·class="inline">{spawn,ExtPrg}</code>·as·the·first·argument.·The·string·<code·class="inline">ExtPrg</code>·is·the·name·of·the |
| 150 | external·program,·including·any·command·line·arguments.·The·second·argument·is·a | 150 | external·program,·including·any·command·line·arguments.·The·second·argument·is·a |
| 151 | list·of·options,·in·this·case·only·<code·class="inline">{packet,2}</code>.·This·option·says·that·a·2·byte | 151 | list·of·options,·in·this·case·only·<code·class="inline">{packet,2}</code>.·This·option·says·that·a·2·byte |
| 152 | length·indicator·is·to·be·used·to·simplify·the·communication·between·C·and | 152 | length·indicator·is·to·be·used·to·simplify·the·communication·between·C·and |
| 153 | Erlang.·The·Erlang·port·automatically·adds·the·length·indicator,·but·this·must | 153 | Erlang.·The·Erlang·port·automatically·adds·the·length·indicator,·but·this·must |
| 154 | be·done·explicitly·in·the·external·C·program.</p><p>The·process·is·also·set·to·trap·exits,·which·enables·detection·of·failure·of·the | 154 | be·done·explicitly·in·the·external·C·program.</p><p>The·process·is·also·set·to·trap·exits,·which·enables·detection·of·failure·of·the |
| 155 | external·program:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 155 | external·program:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4619289216-1">(</span><span·class="ss">complex1</span><span·class="p"·data-group-id="4619289216-1">)</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 156 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4619289216-2">(</span><span·class="p"·data-group-id="4619289216-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·44cbf4234dc7b627f1c66a8f9426f150e96fb82f41fcffaf5723b7c5986215d0·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">start</span><span·class="p"·data-group-id="4619289216-4">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="4619289216-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ··</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 158 | ··</span><span·class="nf">spawn</span><span·class="p"·data-group-id="4619289216-5">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4619289216-6">[</span><spa[·...·truncated·by·diffoscope;·len:·119,·SHA:·27bea82f6f96635d228eb4151374486df41f1553a0199a1872495b19224e6b5e·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 159 | </span><span·class="nf">init</span><span·class="p"·data-group-id="4619289216-7">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="4619289216-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 160 | ··</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 160 | ··</span><span·class="nf">register</span><span·class="p"·data-group-id="4619289216-8">(</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="4619289216-9">(</span><span·class="p"·data-group-id="4619289216-9">)</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·46587b7bfd862159a590f9866992deb525c6dfa2bf51ed74b866805e108ff146·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 161 | ··</span><span·class="nf">process_flag</span><span·class="p"·data-group-id=" | 161 | ··</span><span·class="nf">process_flag</span><span·class="p"·data-group-id="4619289216-10">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="4619289216-10">)</span><span·class="p">,</span><span·class="w"> |
| 162 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="2983339364-11">(</span><span·class="p"·data-group-id="2983339364-12">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="2983339364-12">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2983339364-13">[</span><span·class="p"·data-group-id="2983339364-14">{</span><span·class="ss">packet</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="2983339364-14">}</span><span·class="p"·data-group-id="2983339364-13">]</span><span·class="p"·data-group-id="2983339364-11">)</span><span·class="p">,</span><span·class="w"> | ||
| 163 | ··</span><span·class="n | 162 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="4619289216-11">(</span><span·class="p"·data-group-id="4619289216-12">{</span><span·class="nb">spawn</span><[·...·truncated·by·diffoscope;·len:·591,·SHA:·7ecddbe6855c9d82881ae3b7bd5d73aa244607def3c91a8f845627638ec022ed·...·] |
| 163 | ··</span><span·class="nf">loop</span><span·class="p"·data-group-id="4619289216-15">(</span><span·class="n">Port</span><span·class="p"·data-group-id="4619289216-15">)</span><span·class="p">.</span></code></pre><p>Now·<code·class="inline">complex1:foo/1</code>·and·<code·class="inline">complex1:bar/1</code>·can·be·implemented.·Both·send·a | ||
| 164 | message·to·the·<code·class="inline">complex</code>·process·and·receive·the·following·replies:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 164 | message·to·the·<code·class="inline">complex</code>·process·and·receive·the·following·replies:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="6092370016-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="6092370016-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 165 | ··</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 165 | ··</span><span·class="nf">call_port</span><span·class="p"·data-group-id="6092370016-2">(</span><span·class="p"·data-group-id="6092370016-3">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="6092370016-3">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·ef3ef19944f99638783167d00ffb23e32807ea17aa7a94c18f41d16a81ae9eae·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 166 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="6092370016-4">(</span><span·class="n">Y</span><span·class="p"·data-group-id="6092370016-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 167 | ··</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 167 | ··</span><span·class="nf">call_port</span><span·class="p"·data-group-id="6092370016-5">(</span><span·class="p"·data-group-id="6092370016-6">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="6092370016-6">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·ef3ef19944f99638783167d00ffb23e32807ea17aa7a94c18f41d16a81ae9eae·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 168 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 168 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id="6092370016-7">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="6092370016-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 169 | ··</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 169 | ··</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="6092370016-8">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="6092370016-9">(</span><span·class="p"·data-group-id="6092370016-9">)</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·91,·SHA:·f3676330dd037574b57cd042eef12a38900fc2325ad716aba82de622169c07f6·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 170 | ··</span><span·class="k">receive</span><span·class="w"> | 170 | ··</span><span·class="k">receive</span><span·class="w"> |
| 171 | ····</span><span·class="p"·data-group-id=" | 171 | ····</span><span·class="p"·data-group-id="6092370016-10">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="6092370016-10">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ······</span><span·class="n">Result</span><span·class="w"> | 172 | ······</span><span·class="n">Result</span><span·class="w"> |
| 173 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">complex</code>·process·does·the·following:</p><ul><li>Encodes·the·message·into·a·sequence·of·bytes.</li><li>Sends·it·to·the·port.</li><li>Waits·for·a·reply.</li><li>Decodes·the·reply.</li><li>Sends·it·back·to·the·caller:</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id=" | 173 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">complex</code>·process·does·the·following:</p><ul><li>Encodes·the·message·into·a·sequence·of·bytes.</li><li>Sends·it·to·the·port.</li><li>Waits·for·a·reply.</li><li>Decodes·the·reply.</li><li>Sends·it·back·to·the·caller:</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id="0259826623-1">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0259826623-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ··</span><span·class="k">receive</span><span·class="w"> | 174 | ··</span><span·class="k">receive</span><span·class="w"> |
| 175 | ····</span><span·class="p"·data-group-id=" | 175 | ····</span><span·class="p"·data-group-id="0259826623-2">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Caller</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="0259826623-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ······</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 176 | ······</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0259826623-3">{</span><span·class="nf">self</span><span·class="p"·data-group-id="0259826623-4">(</span><span·class="p"·data-group-id="0259826623-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0259826623-5">{</span[·...·truncated·by·diffoscope;·len:·336,·SHA:·e621ddc8e5c4cb03be312c7df2d3cd64d91621753ce6b9b367d55cce454a145f·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 177 | ······</span><span·class="k">receive</span><span·class="w"> | 177 | ······</span><span·class="k">receive</span><span·class="w"> |
| 178 | ········</span><span·class="p"·data-group-id=" | 178 | ········</span><span·class="p"·data-group-id="0259826623-7">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0259826623-8">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><sp[·...·truncated·by·diffoscope;·len:·91,·SHA:·5b922b945a2b44b6dd997c70409f5687c38acc8c98c129a8a0ea1d0bff2badde·...·]-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ··········</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 179 | ··········</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0259826623-9">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">decode</span><span·class="p"·data-group-id="0259826623-10">(</span><span·class="n">Data</span><span·class="p"·data-group-id="0259826623-10[·...·truncated·by·diffoscope;·len:·51,·SHA:·94619cc92ea00ab1f7c5772033a72736261a1fb76e92c009bea2d123facc9bb9·...·]-9">}</span><span·class="w"> |
| 180 | ······</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 180 | ······</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 181 | ······</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 181 | ······</span><span·class="nf">loop</span><span·class="p"·data-group-id="0259826623-11">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0259826623-11">)</span><span·class="w"> |
| 182 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Assuming·that·both·the·arguments·and·the·results·from·the·C·functions·are·less | 182 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Assuming·that·both·the·arguments·and·the·results·from·the·C·functions·are·less |
| 183 | than·256,·a·simple·encoding/decoding·scheme·is·employed.·In·this·scheme,·<code·class="inline">foo</code> | 183 | than·256,·a·simple·encoding/decoding·scheme·is·employed.·In·this·scheme,·<code·class="inline">foo</code> |
| 184 | is·represented·by·byte·1,·<code·class="inline">bar</code>·is·represented·by·2,·and·the·argument/result·is | 184 | is·represented·by·byte·1,·<code·class="inline">bar</code>·is·represented·by·2,·and·the·argument/result·is |
| 185 | represented·by·a·single·byte·as·well:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">encode</span><span·class="p"·data-group-id=" | 185 | represented·by·a·single·byte·as·well:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">encode</span><span·class="p"·data-group-id="6145883607-1">(</span><span·class="p"·data-group-id="6145883607-2">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="6145883607-2">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·289,·SHA:·9ea2b06dc8454ecafcbea76bcd9616801b6446b4ecad69e0858215ce7d685967·...·]07-3">]</span><span·class="p">;</span><span·class="w"> |
| 186 | </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 186 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="6145883607-4">(</span><span·class="p"·data-group-id="6145883607-5">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="6145883607-5">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·289,·SHA:·f4f8b96681f81d5d43ce1dd4efcc8767affbff134dc25ad671bdfd621b79c1a1·...·]07-6">]</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 187 | </span><span·class="nf">decode</span><span·class="p"·data-group-id="6145883607-7">(</span><span·class="p"·data-group-id="6145883607-8">[</span><span·class="n">Int</span><span·class="p"·data-group-id="6145883607-8">]</span><span·class="p"·data-group-id="6145883607-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">.</span></code></pre><p>The·resulting·Erlang·program,·including·functionality·for·stopping·the·port·and |
| 188 | detecting·port·failures,·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 188 | detecting·port·failures,·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="3029094893-1">(</span><span·class="ss">complex1</span><span·class="p"·data-group-id="3029094893-1">)</span><span·class="p">.</span><span·class="w"> |
| 189 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 189 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3029094893-2">(</span><span·class="p"·data-group-id="3029094893-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·241,·SHA:·11c4f919ec2ad9edbcbb2b46c23208730bbdb0cf8584dc64fecafda4ed9b8de0·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 190 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 190 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3029094893-4">(</span><span·class="p"·data-group-id="3029094893-5">[</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·fcdd5c7c458d051359a7154e98ca2123d007382629b5bcc4a9e952791de0eaf4·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 191 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 191 | </span><span·class="nf">start</span><span·class="p"·data-group-id="3029094893-6">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="3029094893-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 192 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 192 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="3029094893-7">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3029094893-8">[</span><spa[·...·truncated·by·diffoscope;·len:·119,·SHA:·295eb98705a45da4abd4da8bbb8b1e9f196c735a5c28cc65dd3199489f4b7998·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 193 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="3029094893-9">(</span><span·class="p"·data-group-id="3029094893-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> | 194 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 195 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="3029094893-10">(</span><span·class="n">X</span><span·class="p"·data-group-id="3029094893-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 196 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 196 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="3029094893-11">(</span><span·class="p"·data-group-id="3029094893-12">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="3029094893-12">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·ca89ed19cfb036d4dc58485496477c3430dcb21790e693ba0a579bcf0f9dbbb2·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 197 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="3029094893-13">(</span><span·class="n">Y</span><span·class="p"·data-group-id="3029094893-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 198 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 198 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="3029094893-14">(</span><span·class="p"·data-group-id="3029094893-15">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="3029094893-15">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·ca89ed19cfb036d4dc58485496477c3430dcb21790e693ba0a579bcf0f9dbbb2·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 199 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id="3029094893-16">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="3029094893-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 200 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="3029094893-17">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="3029094893-18">(</span><span·class="p"·data-group-id="3029094893-18">)</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·94,·SHA:·302727528b2608384da6fb2cc4a008540310f158911d879692d8c784ebff0c15·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 201 | ····</span><span·class="k">receive</span><span·class="w"> | 201 | ····</span><span·class="k">receive</span><span·class="w"> |
| 202 | » </span><span·class="p"·data-group-id=" | 202 | » </span><span·class="p"·data-group-id="3029094893-19">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="3029094893-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 203 | » ····</span><span·class="n">Result</span><span·class="w"> | 203 | » ····</span><span·class="n">Result</span><span·class="w"> |
| 204 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 204 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 205 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 205 | </span><span·class="nf">init</span><span·class="p"·data-group-id="3029094893-20">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="3029094893-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="3029094893-21">(</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="3029094893-22">(</span><span·class="p"·data-group-id="3029094893-22">)</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·5b6b0c186e8413135badb80ab243d7b378602a7a8036896c06d6a0744ec4e049·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 207 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id=" | 207 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id="3029094893-23">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="3029094893-23">)</span><span·class="p">,</span><span·class="w"> |
| 208 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id=" | 208 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="3029094893-24">(</span><span·class="p"·data-group-id="3029094893-25">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="3029094893-25">}</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·389,·SHA:·aba44a93d45f00add798fc04262941d0c09d0235ab4781b8008750f137c8c135·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 209 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 209 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="3029094893-28">(</span><span·class="n">Port</span><span·class="p"·data-group-id="3029094893-28">)</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 210 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="3029094893-29">(</span><span·class="n">Port</span><span·class="p"·data-group-id="3029094893-29">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ····</span><span·class="k">receive</span><span·class="w"> | 211 | ····</span><span·class="k">receive</span><span·class="w"> |
| 212 | » </span><span·class="p"·data-group-id=" | 212 | » </span><span·class="p"·data-group-id="3029094893-30">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Caller</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="3029094893-30">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 213 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 213 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="3029094893-31">{</span><span·class="nf">self</span><span·class="p"·data-group-id="3029094893-32">(</span><span·class="p"·data-group-id="3029094893-32">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3029094893-33">{</[·...·truncated·by·diffoscope;·len:·343,·SHA:·a8dc950cc0e662a39de49114e074d9990eb54b9438b711119b7c3172a99cc66d·...·]-31">}</span><span·class="p">,</span><span·class="w"> |
| 214 | » ····</span><span·class="k">receive</span><span·class="w"> | 214 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 215 | » » </span><span·class="p"·data-group-id=" | 215 | » » </span><span·class="p"·data-group-id="3029094893-35">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3029094893-36">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><[·...·truncated·by·diffoscope;·len:·94,·SHA:·213889792c9c873eb5a332f17bdf583b10f466f4873606c5b759a77fc9ac543d·...·]-35">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 216 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 216 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="3029094893-37">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">decode</span><span·class="p"·data-group-id="3029094893-38">(</span><span·class="n">Data</span><span·class="p"·data-group-id="3029094893-3[·...·truncated·by·diffoscope;·len:·52,·SHA:·61a06757e8e21ece99c81f34b8991980ad88a00e5859141ef1dc0c8fe8d8c2ed·...·]-37">}</span><span·class="w"> |
| 217 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 217 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 218 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 218 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="3029094893-39">(</span><span·class="n">Port</span><span·class="p"·data-group-id="3029094893-39">)</span><span·class="p">;</span><span·class="w"> |
| 219 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 219 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 220 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="3029094893-40">{</span><span·class="nf">self</span><span·class="p"·data-group-id="3029094893-41">(</span><span·class="p"·data-group-id="3029094893-41">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">close</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·3d55d1ceb51fe7981ff0e0840fac3dd087fa6e4fd16212aa70845241a1e8d8cb·...·]-40">}</span><span·class="p">,</span><span·class="w"> |
| 221 | » ····</span><span·class="k">receive</span><span·class="w"> | 221 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 222 | » » </span><span·class="p"·data-group-id=" | 222 | » » </span><span·class="p"·data-group-id="3029094893-42">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">closed</span><span·class="p"·data-group-id="3029094893-42">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 223 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="3029094893-43">(</span><span·class="ss">normal</span><span·class="p"·data-group-id="3029094893-43">)</span><span·class="w"> |
| 224 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 224 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 225 | » </span><span·class="p"·data-group-id=" | 225 | » </span><span·class="p"·data-group-id="3029094893-44">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="3029094893-44">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 226 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 226 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="3029094893-45">(</span><span·class="ss">port_terminated</span><span·class="p"·data-group-id="3029094893-45">)</span><span·class="w"> |
| 227 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 227 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 228 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="3029094893-46">(</span><span·class="p"·data-group-id="3029094893-47">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="3029094893-47">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·296,·SHA:·e1c23098f1e2668871c88a765aa872253c7dd4057e5be00a9515b2ac334cbd97·...·]-48">]</span><span·class="p">;</span><span·class="w"> |
| 229 | </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 229 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="3029094893-49">(</span><span·class="p"·data-group-id="3029094893-50">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="3029094893-50">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·296,·SHA:·a1fba7444a59c1ca0a03df6cb44191de6eb5aed74c03bdc7d077dff7bbdd59ab·...·]-51">]</span><span·class="p">.</span><span·class="w"> |
| 230 | </span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 230 | </span><span·class="nf">decode</span><span·class="p"·data-group-id="3029094893-52">(</span><span·class="p"·data-group-id="3029094893-53">[</span><span·class="n">Int</span><span·class="p"·data-group-id="3029094893-53">]</span><span·class="p"·data-group-id="3029094893-52">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">.</span></code></pre><h2·id="c-program"·class="section-heading"> |
| 231 | ··<a·href="#c-program"·class="hover-link"> | 231 | ··<a·href="#c-program"·class="hover-link"> |
| 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 233 | ··</a> | 233 | ··</a> |
| 234 | ··<span·class="text">C·Program</span> | 234 | ··<span·class="text">C·Program</span> |
| 235 | </h2> | 235 | </h2> |
| 236 | <p>On·the·C·side,·it·is·necessary·to·write·functions·for·receiving·and·sending·data | 236 | <p>On·the·C·side,·it·is·necessary·to·write·functions·for·receiving·and·sending·data |
| 237 | with·2·byte·length·indicators·from/to·Erlang.·By·default,·the·C·program·is·to | 237 | with·2·byte·length·indicators·from/to·Erlang.·By·default,·the·C·program·is·to |
| Offset 333, 25 lines modified | Offset 333, 25 lines modified | ||
| 333 | and·terminates.</p><h2·id="running-the-example"·class="section-heading"> | 333 | and·terminates.</p><h2·id="running-the-example"·class="section-heading"> |
| 334 | ··<a·href="#running-the-example"·class="hover-link"> | 334 | ··<a·href="#running-the-example"·class="hover-link"> |
| 335 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 335 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 336 | ··</a> | 336 | ··</a> |
| 337 | ··<span·class="text">Running·the·Example</span> | 337 | ··<span·class="text">Running·the·Example</span> |
| 338 | </h2> | 338 | </h2> |
| 339 | <p><em>Step·1.</em>·Compile·the·C·code:</p><pre><code·class="text">$·gcc·-o·extprg·complex.c·erl_comm.c·port.c</code></pre><p><em>Step·2.</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w"> | 339 | <p><em>Step·1.</em>·Compile·the·C·code:</p><pre><code·class="text">$·gcc·-o·extprg·complex.c·erl_comm.c·port.c</code></pre><p><em>Step·2.</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w"> |
| 340 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="p"·data-group-id=" | 340 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="p"·data-group-id="2549788289-1">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">14.2</span><span·class="p"·data-group-id="2549788289-1">]</span><span·class="w">·</span><span·class="p"·data-group-id="2549788289-2">[</span><span·class="ss">source<[·...·truncated·by·diffoscope;·len:·1283,·SHA:·08e5d3bc701cdf364d979c9d1d4a3424db9aec25abfa98a0e988680d633df1ac·...·]-7">]</span><span·class="w"> |
| 341 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V14</span><span·class="p">.</span><span·class="mi">2</span><span·class="w">·</span><span·class="p"·data-group-id=" | 341 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V14</span><span·class="p">.</span><span·class="mi">2</span><span·class="w">·</span><span·class="p"·data-group-id="2549788289-8">(</span><span·class="ss">press</span><span·class="w">·</span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">G</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">abort</span><sp[·...·truncated·by·diffoscope;·len:·399,·SHA:·ee7c0f1a7a5a9602d9f2d3fd7c94c27bd6aee9b8c2f58a64f8061e3e5b83931f·...·]-8">)</span><span·class="gp·unselectable"> |
| 342 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 342 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id="2549788289-10">(</span><span·class="ss">complex1</span><span·class="p"·data-group-id="2549788289-10">)</span><span·class="p">.</span><span·class="w"> |
| 343 | </span><span·class="p"·data-group-id=" | 343 | </span><span·class="p"·data-group-id="2549788289-11">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">complex1</span><span·class="p"·data-group-id="2549788289-11">}</span></code></pre><p><em>Step·3.</em>·Run·the·example:</p><pre><code·class="makeup·erlang"·translate="[·...·truncated·by·diffoscope;·len:·269,·SHA:·6e5dd9bc2beb7ba0ce2dc515d63111dd1e80c6974477ab2f0c62ab35a5fdedd0·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 344 | </span><span·class="o"><</span><span·class="mf">0.34</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 344 | </span><span·class="o"><</span><span·class="mf">0.34</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
| 345 | 3>·</span><span·class="nc">complex1</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 345 | 3>·</span><span·class="nc">complex1</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id="7817350311-2">(</span><span·class="mi">3</span><span·class="p"·data-group-id="7817350311-2">)</span><span·class="p">.</span><span·class="w"> |
| 346 | </span><span·class="mi">4</span><span·class="gp·unselectable"> | 346 | </span><span·class="mi">4</span><span·class="gp·unselectable"> |
| 347 | 4>·</span><span·class="nc">complex1</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 347 | 4>·</span><span·class="nc">complex1</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id="7817350311-3">(</span><span·class="mi">5</span><span·class="p"·data-group-id="7817350311-3">)</span><span·class="p">.</span><span·class="w"> |
| 348 | </span><span·class="mi">10</span><span·class="gp·unselectable"> | 348 | </span><span·class="mi">10</span><span·class="gp·unselectable"> |
| 349 | 5>·</span><span·class="nc">complex1</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 349 | 5>·</span><span·class="nc">complex1</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="7817350311-4">(</span><span·class="p"·data-group-id="7817350311-4">)</span><span·class="p">.</span><span·class="w"> |
| 350 | </span><span·class="ss">stop</span></code></pre> | 350 | </span><span·class="ss">stop</span></code></pre> |
| 351 | </div> | 351 | </div> |
| 352 | <div·class="bottom-actions"·id="bottom-actions"> | 352 | <div·class="bottom-actions"·id="bottom-actions"> |
| 353 | ··<div·class="bottom-actions-item"> | 353 | ··<div·class="bottom-actions-item"> |
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| 151 | <p>Like·a·port·program,·the·port·communicates·with·an·Erlang·process.·All | 151 | <p>Like·a·port·program,·the·port·communicates·with·an·Erlang·process.·All |
| 152 | communication·goes·through·one·Erlang·process·that·is·the·<em>connected·process</em>·of | 152 | communication·goes·through·one·Erlang·process·that·is·the·<em>connected·process</em>·of |
| 153 | the·port·driver.·Terminating·this·process·closes·the·port·driver.</p><p>Before·the·port·is·created,·the·driver·must·be·loaded.·This·is·done·with·the | 153 | the·port·driver.·Terminating·this·process·closes·the·port·driver.</p><p>Before·the·port·is·created,·the·driver·must·be·loaded.·This·is·done·with·the |
| 154 | function·<a·href="../../lib/kernel-10.2.2/doc/html/erl_ddll.html#load_driver/2"><code·class="inline">erl_ddll:load_driver/2</code></a>,·with·the·name·of·the·shared·library·as | 154 | function·<a·href="../../lib/kernel-10.2.2/doc/html/erl_ddll.html#load_driver/2"><code·class="inline">erl_ddll:load_driver/2</code></a>,·with·the·name·of·the·shared·library·as |
| 155 | argument.</p><p>The·port·is·then·created·using·the·BIF·<a·href="../../erts-15.2.2/doc/html/erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>,·with·the | 155 | argument.</p><p>The·port·is·then·created·using·the·BIF·<a·href="../../erts-15.2.2/doc/html/erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>,·with·the |
| 156 | tuple·<code·class="inline">{spawn,·DriverName}</code>·as·the·first·argument.·The·string·<code·class="inline">SharedLib</code>·is·the | 156 | tuple·<code·class="inline">{spawn,·DriverName}</code>·as·the·first·argument.·The·string·<code·class="inline">SharedLib</code>·is·the |
| 157 | name·of·the·port·driver.·The·second·argument·is·a·list·of·options,·none·in·this | 157 | name·of·the·port·driver.·The·second·argument·is·a·list·of·options,·none·in·this |
| 158 | case:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 158 | case:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7253118593-1">(</span><span·class="ss">complex5</span><span·class="p"·data-group-id="7253118593-1">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 159 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7253118593-2">(</span><span·class="p"·data-group-id="7253118593-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·9ac6aa5b2f72f098d4aa331319d948b7f450c71b805072c1c573949bdcf5251e·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 160 | </span><span·class="nf">start</span><span·class="p"·data-group-id="7253118593-4">(</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="7253118593-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 161 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id=" | 161 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id="7253118593-5">(</span><span·class="s">"."</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="7253118593-5">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 162 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 162 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 163 | ········</span><span·class="p"·data-group-id=" | 163 | ········</span><span·class="p"·data-group-id="7253118593-6">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">already_loaded</span><span·class="p"·data-group-id="7253118593-6">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 164 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 164 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id="7253118593-7">(</span><span·class="p"·data-group-id="7253118593-8">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">could_not_load_driver</span><span·class="p"·data-group-id="7253118593-8">}</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·66b467f45619114f859d4bbce77a52edec3e576a4379c3b36862b9050d0e7bb7·...·]-7">)</span><span·class="w"> |
| 165 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 165 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 166 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 166 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="7253118593-9">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7253118593-10">[</span><sp[·...·truncated·by·diffoscope;·len:·124,·SHA:·a0cb52f82338332ab5e4f589ad825d283cef6828e95ac40dc334340b2a1ca01d·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 167 | </span><span·class="nf">init</span><span·class="p"·data-group-id="7253118593-11">(</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="7253118593-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | ··</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 168 | ··</span><span·class="nf">register</span><span·class="p"·data-group-id="7253118593-12">(</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="7253118593-13">(</span><span·class="p"·data-group-id="7253118593-13">)</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·6d5a74c569379873bb45ef0856548ea701dd31ab780a5ab2d38271bcc0f5b787·...·]-12">)</span><span·class="p">,</span><span·class="w"> |
| 169 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="4738149909-14">(</span><span·class="p"·data-group-id="4738149909-15">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="4738149909-15">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4738149909-16">[</span><span·class="p"·data-group-id="4738149909-16">]</span><span·class="p"·data-group-id="4738149909-14">)</span><span·class="p">,</span><span·class="w"> | ||
| 170 | ··</span><span·class="n | 169 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="7253118593-14">(</span><span·class="p"·data-group-id="7253118593-15">{</span><span·class="nb">spawn</span><[·...·truncated·by·diffoscope;·len:·383,·SHA:·674cd205603bf972088067d1a501c1a268bdd7599c725155a4c882e088a19fc4·...·] |
| 170 | ··</span><span·class="nf">loop</span><span·class="p"·data-group-id="7253118593-17">(</span><span·class="n">Port</span><span·class="p"·data-group-id="7253118593-17">)</span><span·class="p">.</span></code></pre><p>Now·<code·class="inline">complex5:foo/1</code>·and·<code·class="inline">complex5:bar/1</code>·can·be·implemented.·Both·send·a | ||
| 171 | message·to·the·<code·class="inline">complex</code>·process·and·receive·the·following·reply:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 171 | message·to·the·<code·class="inline">complex</code>·process·and·receive·the·following·reply:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="5361078317-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="5361078317-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 172 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="5361078317-2">(</span><span·class="p"·data-group-id="5361078317-3">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="5361078317-3">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·3d7ac9fcd4ac5ac65499ab3a174156f6f09387440ae177227e1e596d22936573·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="5361078317-4">(</span><span·class="n">Y</span><span·class="p"·data-group-id="5361078317-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="5361078317-5">(</span><span·class="p"·data-group-id="5361078317-6">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="5361078317-6">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·3d7ac9fcd4ac5ac65499ab3a174156f6f09387440ae177227e1e596d22936573·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id="5361078317-7">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="5361078317-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 176 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5361078317-8">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="5361078317-9">(</span><span·class="p"·data-group-id="5361078317-9">)</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·91,·SHA:·8e50bbfa0b77356f086f813bd54aee496061ecff76ac474a607e567039ddb410·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 177 | ····</span><span·class="k">receive</span><span·class="w"> | 177 | ····</span><span·class="k">receive</span><span·class="w"> |
| 178 | ········</span><span·class="p"·data-group-id=" | 178 | ········</span><span·class="p"·data-group-id="5361078317-10">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="5361078317-10">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ············</span><span·class="n">Result</span><span·class="w"> | 179 | ············</span><span·class="n">Result</span><span·class="w"> |
| 180 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">complex</code>·process·performs·the·following:</p><ul><li>Encodes·the·message·into·a·sequence·of·bytes.</li><li>Sends·it·to·the·port.</li><li>Waits·for·a·reply.</li><li>Decodes·the·reply.</li><li>Sends·it·back·to·the·caller:</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">complex</code>·process·performs·the·following:</p><ul><li>Encodes·the·message·into·a·sequence·of·bytes.</li><li>Sends·it·to·the·port.</li><li>Waits·for·a·reply.</li><li>Decodes·the·reply.</li><li>Sends·it·back·to·the·caller:</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id="0518582759-1">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0518582759-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ····</span><span·class="k">receive</span><span·class="w"> | 181 | ····</span><span·class="k">receive</span><span·class="w"> |
| 182 | ········</span><span·class="p"·data-group-id=" | 182 | ········</span><span·class="p"·data-group-id="0518582759-2">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Caller</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="0518582759-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ············</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 183 | ············</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0518582759-3">{</span><span·class="nf">self</span><span·class="p"·data-group-id="0518582759-4">(</span><span·class="p"·data-group-id="0518582759-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0518582759-5">{</span[·...·truncated·by·diffoscope;·len:·335,·SHA:·d6f3d2ed49bf7766b68dd07d65416fde2fca8589f6426d48f572cf96ff761b4f·...·]9-3">}</span><span·class="p">,</span><span·class="w"> |
| 184 | ············</span><span·class="k">receive</span><span·class="w"> | 184 | ············</span><span·class="k">receive</span><span·class="w"> |
| 185 | ················</span><span·class="p"·data-group-id=" | 185 | ················</span><span·class="p"·data-group-id="0518582759-7">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0518582759-8">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><sp[·...·truncated·by·diffoscope;·len:·90,·SHA:·24903defea1228b5ef8a02c4c6ba21ce2f566f1d590b3c4710699e2d3742e61a·...·]9-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 186 | ····················</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 186 | ····················</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0518582759-9">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">decode</span><span·class="p"·data-group-id="0518582759-10">(</span><span·class="n">Data</span><span·class="p"·data-group-id="0518582759-10[·...·truncated·by·diffoscope;·len:·50,·SHA:·f8e621c6e2a8809108167d58e065566fbdfef73e27d541cbb30d1c599a157c33·...·]9-9">}</span><span·class="w"> |
| 187 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 187 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 188 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 188 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="0518582759-11">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0518582759-11">)</span><span·class="w"> |
| 189 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Assuming·that·both·the·arguments·and·the·results·from·the·C·functions·are·less | 189 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Assuming·that·both·the·arguments·and·the·results·from·the·C·functions·are·less |
| 190 | than·256,·a·simple·encoding/decoding·scheme·is·employed.·In·this·scheme,·<code·class="inline">foo</code> | 190 | than·256,·a·simple·encoding/decoding·scheme·is·employed.·In·this·scheme,·<code·class="inline">foo</code> |
| 191 | is·represented·by·byte·1,·<code·class="inline">bar</code>·is·represented·by·2,·and·the·argument/result·is | 191 | is·represented·by·byte·1,·<code·class="inline">bar</code>·is·represented·by·2,·and·the·argument/result·is |
| 192 | represented·by·a·single·byte·as·well:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">encode</span><span·class="p"·data-group-id="7 | 192 | represented·by·a·single·byte·as·well:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">encode</span><span·class="p"·data-group-id="7617245914-1">(</span><span·class="p"·data-group-id="7617245914-2">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="7617245914-2">}</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·290,·SHA:·050f05a3d737d21c20aaa872e12a2778b42b90e26d8e1fbf1e3f4bb28344bfc8·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 193 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="7 | 193 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="7617245914-4">(</span><span·class="p"·data-group-id="7617245914-5">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="7617245914-5">}</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·290,·SHA:·78297cc4a85bca05150bc3b4618842b720dcff23e0a415420e34fc7b885aeed8·...·]-6">]</span><span·class="p">.</span><span·class="w"> |
| 194 | </span><span·class="nf">decode</span><span·class="p"·data-group-id="7 | 194 | </span><span·class="nf">decode</span><span·class="p"·data-group-id="7617245914-7">(</span><span·class="p"·data-group-id="7617245914-8">[</span><span·class="n">Int</span><span·class="p"·data-group-id="7617245914-8">]</span><span·class="p"·data-group-id="7617245914-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">.</span></code></pre><p>The·resulting·Erlang·program,·including·functions·for·stopping·the·port·and |
| 195 | detecting·port·failures,·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> | 195 | detecting·port·failures,·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 196 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 196 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5763917640-1">(</span><span·class="ss">complex5</span><span·class="p"·data-group-id="5763917640-1">)</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 197 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5763917640-2">(</span><span·class="p"·data-group-id="5763917640-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·241,·SHA:·d35ba728e043a5ec4d850f7df638ff9400ef7423b641495d8907209016173d80·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 198 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5763917640-4">(</span><span·class="p"·data-group-id="5763917640-5">[</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·43d2c492c940c606ec35ca0c60a70381831ee68cdf9be89185df4a6c11b15e60·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 199 | </span><span·class="nf">start</span><span·class="p"·data-group-id="5763917640-6">(</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="5763917640-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 200 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id="5763917640-7">(</span><span·class="s">"."</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="5763917640-7">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 201 | » </span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 201 | » </span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 202 | » </span><span·class="p"·data-group-id=" | 202 | » </span><span·class="p"·data-group-id="5763917640-8">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">already_loaded</span><span·class="p"·data-group-id="5763917640-8">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 203 | » </span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 203 | » </span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id="5763917640-9">(</span><span·class="p"·data-group-id="5763917640-10">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">could_not_load_driver</span><span·class="p"·data-group-id="5763917640-10">}</span><spa[·...·truncated·by·diffoscope;·len:·37,·SHA:·9b5ebe47bd002a2343ccbd6b33c552dde894de663e146c3e56889c65d8b6c140·...·]-9">)</span><span·class="w"> |
| 204 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 204 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="5763917640-11">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5763917640-12">[</span><s[·...·truncated·by·diffoscope;·len:·125,·SHA:·2547a0de12306c30b71b0570267a795095d385e9498c819afdc34d43f35ab60a·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 206 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 206 | </span><span·class="nf">init</span><span·class="p"·data-group-id="5763917640-13">(</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="5763917640-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 207 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="5763917640-14">(</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="5763917640-15">(</span><span·class="p"·data-group-id="5763917640-15">)</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·89fb38a96e5c596ee7cf9d2555d703964644f4be02f7d7106dab461a0e834e67·...·]-14">)</span><span·class="p">,</span><span·class="w"> |
| 208 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id=" | 208 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="5763917640-16">(</span><span·class="p"·data-group-id="5763917640-17">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="5763917640-17">}</span><span·class="p">[·...·truncated·by·diffoscope;·len:·181,·SHA:·e673e4daee201f17abf883140a081ee27a7a33975ec7378d1b4fc641d5484f8f·...·]-16">)</span><span·class="p">,</span><span·class="w"> |
| 209 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 209 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="5763917640-19">(</span><span·class="n">Port</span><span·class="p"·data-group-id="5763917640-19">)</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 210 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="5763917640-20">(</span><span·class="p"·data-group-id="5763917640-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> | 211 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> |
| 212 | </span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 212 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="5763917640-21">(</span><span·class="n">X</span><span·class="p"·data-group-id="5763917640-21">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 213 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 213 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="5763917640-22">(</span><span·class="p"·data-group-id="5763917640-23">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="5763917640-23">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·a62a284f62b4b607e82321b4fc0822802b2d0ac89ffea8632f8b08f29ef9a8db·...·]-22">)</span><span·class="p">.</span><span·class="w"> |
| 214 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 214 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="5763917640-24">(</span><span·class="n">Y</span><span·class="p"·data-group-id="5763917640-24">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 215 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="5763917640-25">(</span><span·class="p"·data-group-id="5763917640-26">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="5763917640-26">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·a62a284f62b4b607e82321b4fc0822802b2d0ac89ffea8632f8b08f29ef9a8db·...·]-25">)</span><span·class="p">.</span><span·class="w"> |
| 216 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 216 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id="5763917640-27">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="5763917640-27">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 217 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 217 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5763917640-28">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="5763917640-29">(</span><span·class="p"·data-group-id="5763917640-29">)</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·94,·SHA:·104cab2fd41c9468341e41615bce601ecc0883740f965f7fe1af52ab45f0a52c·...·]-28">}</span><span·class="p">,</span><span·class="w"> |
| 218 | ····</span><span·class="k">receive</span><span·class="w"> | 218 | ····</span><span·class="k">receive</span><span·class="w"> |
| 219 | » </span><span·class="p"·data-group-id=" | 219 | » </span><span·class="p"·data-group-id="5763917640-30">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="5763917640-30">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | » ····</span><span·class="n">Result</span><span·class="w"> | 220 | » ····</span><span·class="n">Result</span><span·class="w"> |
| 221 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 221 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 222 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="5763917640-31">(</span><span·class="n">Port</span><span·class="p"·data-group-id="5763917640-31">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | ····</span><span·class="k">receive</span><span·class="w"> | 223 | ····</span><span·class="k">receive</span><span·class="w"> |
| 224 | » </span><span·class="p"·data-group-id=" | 224 | » </span><span·class="p"·data-group-id="5763917640-32">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Caller</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="5763917640-32">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 225 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5763917640-33">{</span><span·class="nf">self</span><span·class="p"·data-group-id="5763917640-34">(</span><span·class="p"·data-group-id="5763917640-34">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5763917640-35">{</[·...·truncated·by·diffoscope;·len:·343,·SHA:·3d0d60f5afe663c8fd89001e09a08f6775c70789a3a81fb57176016c3c68c3de·...·]-33">}</span><span·class="p">,</span><span·class="w"> |
| 226 | » ····</span><span·class="k">receive</span><span·class="w"> | 226 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 227 | » » </span><span·class="p"·data-group-id=" | 227 | » » </span><span·class="p"·data-group-id="5763917640-37">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5763917640-38">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><[·...·truncated·by·diffoscope;·len:·94,·SHA:·20e01364e517759ee820191322a6d928e2660f38ce5e8d896bc3f3c90d0103fc·...·]-37">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 228 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5763917640-39">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">decode</span><span·class="p"·data-group-id="5763917640-40">(</span><span·class="n">Data</span><span·class="p"·data-group-id="5763917640-4[·...·truncated·by·diffoscope;·len:·52,·SHA:·26da10be7db63ad781618f1b95d340cdc7846fdd11d57a15540d873cdb591ac1·...·]-39">}</span><span·class="w"> |
| 229 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 229 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 230 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 230 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="5763917640-41">(</span><span·class="n">Port</span><span·class="p"·data-group-id="5763917640-41">)</span><span·class="p">;</span><span·class="w"> |
| 231 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 231 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 232 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5763917640-42">{</span><span·class="nf">self</span><span·class="p"·data-group-id="5763917640-43">(</span><span·class="p"·data-group-id="5763917640-43">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">close</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·75e88f901a2c01e044b315f315ee44f40d8d3447ed6659737eb9ca522534ba62·...·]-42">}</span><span·class="p">,</span><span·class="w"> |
| 233 | » ····</span><span·class="k">receive</span><span·class="w"> | 233 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 234 | » » </span><span·class="p"·data-group-id=" | 234 | » » </span><span·class="p"·data-group-id="5763917640-44">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">closed</span><span·class="p"·data-group-id="5763917640-44">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 235 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 235 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="5763917640-45">(</span><span·class="ss">normal</span><span·class="p"·data-group-id="5763917640-45">)</span><span·class="w"> |
| 236 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 236 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 237 | » </span><span·class="p"·data-group-id=" | 237 | » </span><span·class="p"·data-group-id="5763917640-46">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="5763917640-46">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 238 | » ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 238 | » ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="5763917640-47">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">·</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5763917640-48">[</sp[·...·truncated·by·diffoscope;·len:·127,·SHA:·5503c57438f0b0df8411b305d15cd97dfae2627a099420f4d6a8fcedefdc6abe·...·]-47">)</span><span·class="p">,</span><span·class="w"> |
| 239 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 239 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="5763917640-49">(</span><span·class="ss">port_terminated</span><span·class="p"·data-group-id="5763917640-49">)</span><span·class="w"> |
| 240 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 240 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 241 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="5763917640-50">(</span><span·class="p"·data-group-id="5763917640-51">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="5763917640-51">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·296,·SHA:·26f5b615bda24f4c195a36582424096f4601857cc9747075d4c306319c9b7f9d·...·]-52">]</span><span·class="p">;</span><span·class="w"> |
| 242 | </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 242 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="5763917640-53">(</span><span·class="p"·data-group-id="5763917640-54">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="5763917640-54">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·296,·SHA:·ef71d6a1cc9e1239d01bc64866ba9e47bf2c90a444ba3df24fa36cbd7783ef1a·...·]-55">]</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 243 | </span><span·class="nf">decode</span><span·class="p"·data-group-id="5763917640-56">(</span><span·class="p"·data-group-id="5763917640-57">[</span><span·class="n">Int</span><span·class="p"·data-group-id="5763917640-57">]</span><span·class="p"·data-group-id="5763917640-56">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">.</span></code></pre><h2·id="c-driver"·class="section-heading"> |
| 244 | ··<a·href="#c-driver"·class="hover-link"> | 244 | ··<a·href="#c-driver"·class="hover-link"> |
| 245 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 245 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 246 | ··</a> | 246 | ··</a> |
| 247 | ··<span·class="text">C·Driver</span> | 247 | ··<span·class="text">C·Driver</span> |
| 248 | </h2> | 248 | </h2> |
| 249 | <p>The·C·driver·is·a·module·that·is·compiled·and·linked·into·a·shared·library.·It | 249 | <p>The·C·driver·is·a·module·that·is·compiled·and·linked·into·a·shared·library.·It |
| 250 | uses·a·driver·structure·and·includes·the·header·file·<code·class="inline">erl_driver.h</code>.</p><p>The·driver·structure·is·filled·with·the·driver·name·and·function·pointers.·It·is | 250 | uses·a·driver·structure·and·includes·the·header·file·<code·class="inline">erl_driver.h</code>.</p><p>The·driver·structure·is·filled·with·the·driver·name·and·function·pointers.·It·is |
| Offset 347, 25 lines modified | Offset 347, 25 lines modified | ||
| 347 | ··<a·href="#running-the-example"·class="hover-link"> | 347 | ··<a·href="#running-the-example"·class="hover-link"> |
| 348 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 348 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 349 | ··</a> | 349 | ··</a> |
| 350 | ··<span·class="text">Running·the·Example</span> | 350 | ··<span·class="text">Running·the·Example</span> |
| 351 | </h2> | 351 | </h2> |
| 352 | <p><em>Step·1.</em>·Compile·the·C·code:</p><pre><code·class="text">unix>·gcc·-o·example_drv.so·-fpic·-shared·complex.c·port_driver.c | 352 | <p><em>Step·1.</em>·Compile·the·C·code:</p><pre><code·class="text">unix>·gcc·-o·example_drv.so·-fpic·-shared·complex.c·port_driver.c |
| 353 | windows>·cl·-LD·-MD·-Fe·example_drv.dll·complex.c·port_driver.c</code></pre><p><em>Step·2.</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="ss">erl</span><span·class="w"> | 353 | windows>·cl·-LD·-MD·-Fe·example_drv.dll·complex.c·port_driver.c</code></pre><p><em>Step·2.</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="ss">erl</span><span·class="w"> |
| 354 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="p"·data-group-id=" | 354 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="p"·data-group-id="9084561891-1">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">14.2</span><span·class="p"·data-group-id="9084561891-1">]</span><span·class="w">·</span><span·class="p"·data-group-id="9084561891-2">[</span><span·class="ss">source<[·...·truncated·by·diffoscope;·len:·1283,·SHA:·3291fa0348f409492017feb21f2a02f38613fc6877516280734a7ede1c370f82·...·]-7">]</span><span·class="w"> |
| 355 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V14</span><span·class="p">.</span><span·class="mi">2</span><span·class="w">·</span><span·class="p"·data-group-id=" | 355 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V14</span><span·class="p">.</span><span·class="mi">2</span><span·class="w">·</span><span·class="p"·data-group-id="9084561891-8">(</span><span·class="ss">press</span><span·class="w">·</span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">G</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">abort</span><sp[·...·truncated·by·diffoscope;·len:·399,·SHA:·2e68d32220777e6f61a6f8656e2447c607b55c6e2d6bf1cd353ac20722788eb9·...·]-8">)</span><span·class="gp·unselectable"> |
| 356 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 356 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id="9084561891-10">(</span><span·class="ss">complex5</span><span·class="p"·data-group-id="9084561891-10">)</span><span·class="p">.</span><span·class="w"> |
| 357 | </span><span·class="p"·data-group-id=" | 357 | </span><span·class="p"·data-group-id="9084561891-11">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">complex5</span><span·class="p"·data-group-id="9084561891-11">}</span></code></pre><p><em>Step·3.</em>·Run·the·example:</p><pre><code·class="makeup·erlang"·translate="[·...·truncated·by·diffoscope;·len:·272,·SHA:·b373e8397cd505e0fa90f70803369b057600e934c4571fe6c09e2f4da2b2cccf·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 358 | </span><span·class="o"><</span><span·class="mf">0.34</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 358 | </span><span·class="o"><</span><span·class="mf">0.34</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
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| Offset 186, 15 lines modified | Offset 186, 15 lines modified | ||
| 186 | ······<p·class="built-using"> | 186 | ······<p·class="built-using"> |
| 187 | ········Built·using | 187 | ········Built·using |
| 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 190 | ······</p> | 190 | ······</p> |
| 191 | <p>Copyright·©·1996-202 | 191 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 192 | ····</footer> | 192 | ····</footer> |
| 193 | ··</div> | 193 | ··</div> |
| 194 | </main> | 194 | </main> |
| 195 | </div> | 195 | </div> |
| 196 | <script> | 196 | <script> |
| 197 | ··function·mermaidLoaded()·{ | 197 | ··function·mermaidLoaded()·{ |
| 198 | ····mermaid.initialize({ | 198 | ····mermaid.initialize({ |
| Offset 164, 15 lines modified | Offset 164, 15 lines modified | ||
| 164 | ······<p·class="built-using"> | 164 | ······<p·class="built-using"> |
| 165 | ········Built·using | 165 | ········Built·using |
| 166 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 166 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 167 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 167 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 168 | ······</p> | 168 | ······</p> |
| 169 | <p>Copyright·©·1996-202 | 169 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 170 | ····</footer> | 170 | ····</footer> |
| 171 | ··</div> | 171 | ··</div> |
| 172 | </main> | 172 | </main> |
| 173 | </div> | 173 | </div> |
| 174 | <script> | 174 | <script> |
| 175 | ··function·mermaidLoaded()·{ | 175 | ··function·mermaidLoaded()·{ |
| 176 | ····mermaid.initialize({ | 176 | ····mermaid.initialize({ |
| Offset 122, 16 lines modified | Offset 122, 16 lines modified | ||
| 122 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 122 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 123 | ··</a> | 123 | ··</a> |
| 124 | ··<span·class="text">Compilation</span> | 124 | ··<span·class="text">Compilation</span> |
| 125 | </h2> | 125 | </h2> |
| 126 | <p>Erlang·programs·must·be·<em>compiled</em>·to·object·code.·The·compiler·can·generate·a | 126 | <p>Erlang·programs·must·be·<em>compiled</em>·to·object·code.·The·compiler·can·generate·a |
| 127 | new·file·that·contains·the·object·code.·The·current·abstract·machine,·which·runs | 127 | new·file·that·contains·the·object·code.·The·current·abstract·machine,·which·runs |
| 128 | the·object·code,·is·called·BEAM,·therefore·the·object·files·get·the·suffix | 128 | the·object·code,·is·called·BEAM,·therefore·the·object·files·get·the·suffix |
| 129 | <code·class="inline">.beam</code>.·The·compiler·can·also·generate·a·binary·which·can·be·loaded·directly.</p><p>The·compiler·is·located·in·the·module·<a·href="../../lib/compiler-8.5.5/doc/html/compile.html"><code·class="inline">compile</code></a>·in·Compiler.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id=" | 129 | <code·class="inline">.beam</code>.·The·compiler·can·also·generate·a·binary·which·can·be·loaded·directly.</p><p>The·compiler·is·located·in·the·module·<a·href="../../lib/compiler-8.5.5/doc/html/compile.html"><code·class="inline">compile</code></a>·in·Compiler.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id="7733723854-1">(</span><span·class="n">Module</span><span·class="p"·data-group-id="7733723854-1">)</span><span·class="w"> |
| 130 | </span><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id=" | 130 | </span><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id="7733723854-2">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Options</span><span·class="p"·data-group-id="7733723854-2">)</span></code></pre><p>The·Erlang·shell·understands·the·command·<code·class="inline">c(Module)</code>,·which·both·compiles·and |
| 131 | loads·<code·class="inline">Module</code>.</p><p>There·is·also·a·module·<code·class="inline">make</code>,·which·provides·a·set·of·functions·similar·to·the | 131 | loads·<code·class="inline">Module</code>.</p><p>There·is·also·a·module·<code·class="inline">make</code>,·which·provides·a·set·of·functions·similar·to·the |
| 132 | UNIX·type·Make·functions,·see·module·<a·href="../../lib/tools-4.1.1/doc/html/make.html"><code·class="inline">make</code></a>·in·Tools.</p><p>The·compiler·can·also·be·accessed·from·the·OS·prompt·using·the | 132 | UNIX·type·Make·functions,·see·module·<a·href="../../lib/tools-4.1.1/doc/html/make.html"><code·class="inline">make</code></a>·in·Tools.</p><p>The·compiler·can·also·be·accessed·from·the·OS·prompt·using·the |
| 133 | <a·href="../../erts-15.2.2/doc/html/erl_cmd.html">erl</a>·executable·in·ERTS.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-compile·Module1...ModuleN</span><span·class="w"> | 133 | <a·href="../../erts-15.2.2/doc/html/erl_cmd.html">erl</a>·executable·in·ERTS.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-compile·Module1...ModuleN</span><span·class="w"> |
| 134 | </span><span·class="c1">%·erl·-make</span></code></pre><p>The·<code·class="inline">erlc</code>·program·provides·way·to·compile·modules·from·the·OS | 134 | </span><span·class="c1">%·erl·-make</span></code></pre><p>The·<code·class="inline">erlc</code>·program·provides·way·to·compile·modules·from·the·OS |
| 135 | shell,·see·the·<a·href="../../erts-15.2.2/doc/html/erlc_cmd.html">erlc</a>·executable·in·ERTS.·It | 135 | shell,·see·the·<a·href="../../erts-15.2.2/doc/html/erlc_cmd.html">erlc</a>·executable·in·ERTS.·It |
| 136 | understands·a·number·of·flags·that·can·be·used·to·define·macros,·add·search | 136 | understands·a·number·of·flags·that·can·be·used·to·define·macros,·add·search |
| 137 | paths·for·include·files,·and·more.</p><pre><code·class="text">%·erlc·<flags>·File1.erl...FileN.erl</code></pre><p><a·href=""·id="loading"></a></p><h2·id="code-loading"·class="section-heading"> | 137 | paths·for·include·files,·and·more.</p><pre><code·class="text">%·erlc·<flags>·File1.erl...FileN.erl</code></pre><p><a·href=""·id="loading"></a></p><h2·id="code-loading"·class="section-heading"> |
| Offset 156, 54 lines modified | Offset 156, 54 lines modified | ||
| 156 | When·a·module·is·loaded·into·the·system·for·the·first·time,·the·code·becomes | 156 | When·a·module·is·loaded·into·the·system·for·the·first·time,·the·code·becomes |
| 157 | 'current'.·If·then·a·new·instance·of·the·module·is·loaded,·the·code·of·the | 157 | 'current'.·If·then·a·new·instance·of·the·module·is·loaded,·the·code·of·the |
| 158 | previous·instance·becomes·'old'·and·the·new·instance·becomes·'current'.</p><p>Both·old·and·current·code·is·valid,·and·can·be·evaluated·concurrently.·Fully | 158 | previous·instance·becomes·'old'·and·the·new·instance·becomes·'current'.</p><p>Both·old·and·current·code·is·valid,·and·can·be·evaluated·concurrently.·Fully |
| 159 | qualified·function·calls·always·refer·to·current·code.·Old·code·can·still·be | 159 | qualified·function·calls·always·refer·to·current·code.·Old·code·can·still·be |
| 160 | evaluated·because·of·processes·lingering·in·the·old·code.</p><p>If·a·third·instance·of·the·module·is·loaded,·the·code·server·removes·(purges) | 160 | evaluated·because·of·processes·lingering·in·the·old·code.</p><p>If·a·third·instance·of·the·module·is·loaded,·the·code·server·removes·(purges) |
| 161 | the·old·code·and·any·processes·lingering·in·it·is·terminated.·Then·the·third | 161 | the·old·code·and·any·processes·lingering·in·it·is·terminated.·Then·the·third |
| 162 | instance·becomes·'current'·and·the·previously·current·code·becomes·'old'.</p><p>To·change·from·old·code·to·current·code,·a·process·must·make·a·fully·qualified | 162 | instance·becomes·'current'·and·the·previously·current·code·becomes·'old'.</p><p>To·change·from·old·code·to·current·code,·a·process·must·make·a·fully·qualified |
| 163 | function·call.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2908665002-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="2908665002-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 164 | </ | 163 | function·call.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0463419835-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="046[·...·truncated·by·diffoscope;·len:·9,·SHA:·6c21ce8abf1dbb16f11c8aca207feb559e3ba1e3f0ca63b9214f4c2ba699e070·...·]">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0463419835-2">(</span><span·class="p"·data-group-id="0463419835-3">[</span><span·class="ss">loop</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="0463419835-3">]</span><span·class="p"·data-group-id="0463419835-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 165 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 165 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="0463419835-4">(</span><span·class="p"·data-group-id="0463419835-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 166 | ····</span><span·class="k">receive</span><span·class="w"> | 166 | ····</span><span·class="k">receive</span><span·class="w"> |
| 167 | ········</span><span·class="ss">code_switch</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 167 | ········</span><span·class="ss">code_switch</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | ············</span><span·class="nc">m</span><span·class="p">:</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 168 | ············</span><span·class="nc">m</span><span·class="p">:</span><span·class="nf">loop</span><span·class="p"·data-group-id="0463419835-5">(</span><span·class="p"·data-group-id="0463419835-5">)</span><span·class="p">;</span><span·class="w"> |
| 169 | ········</span><span·class="n">Msg</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 169 | ········</span><span·class="n">Msg</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 170 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 170 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 171 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 171 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="0463419835-6">(</span><span·class="p"·data-group-id="0463419835-6">)</span><span·class="w"> |
| 172 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>To·make·the·process·change·code,·send·the·message·<code·class="inline">code_switch</code>·to·it.·The | 172 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>To·make·the·process·change·code,·send·the·message·<code·class="inline">code_switch</code>·to·it.·The |
| 173 | process·then·makes·a·fully·qualified·call·to·<code·class="inline">m:loop()</code>·and·changes·to·current | 173 | process·then·makes·a·fully·qualified·call·to·<code·class="inline">m:loop()</code>·and·changes·to·current |
| 174 | code.·Notice·that·<code·class="inline">m:loop/0</code>·must·be·exported.</p><p>For·code·replacement·of·funs·to·work,·use·the·syntax | 174 | code.·Notice·that·<code·class="inline">m:loop/0</code>·must·be·exported.</p><p>For·code·replacement·of·funs·to·work,·use·the·syntax |
| 175 | <code·class="inline">fun·Module:FunctionName/Arity</code>.</p><p><a·href=""·id="on_load"></a></p><h2·id="running-a-function-when-a-module-is-loaded"·class="section-heading"> | 175 | <code·class="inline">fun·Module:FunctionName/Arity</code>.</p><p><a·href=""·id="on_load"></a></p><h2·id="running-a-function-when-a-module-is-loaded"·class="section-heading"> |
| 176 | ··<a·href="#running-a-function-when-a-module-is-loaded"·class="hover-link"> | 176 | ··<a·href="#running-a-function-when-a-module-is-loaded"·class="hover-link"> |
| 177 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 177 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 178 | ··</a> | 178 | ··</a> |
| 179 | ··<span·class="text">Running·a·Function·When·a·Module·is·Loaded</span> | 179 | ··<span·class="text">Running·a·Function·When·a·Module·is·Loaded</span> |
| 180 | </h2> | 180 | </h2> |
| 181 | <p>The·<code·class="inline">-on_load()</code>·directive·names·a·function·that·is·to·be·run·automatically·when | 181 | <p>The·<code·class="inline">-on_load()</code>·directive·names·a·function·that·is·to·be·run·automatically·when |
| 182 | a·module·is·loaded.</p><p>Its·syntax·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id=" | 182 | a·module·is·loaded.</p><p>Its·syntax·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id="3450102189-1">(</span><span·class="n">Name</span><span·class="o">/</span><span·class="mi">0</span><span·class="p"·data-group-id="3450102189-1">)</span><span·class="p">.</span></code></pre><p>It·is·not·necessary·to·export·the·function.·It·is·called·in·a·freshly·spawned |
| 183 | process·(which·terminates·as·soon·as·the·function·returns).</p><p>The·function·must·return·<code·class="inline">ok</code>·if·the·module·is·to·become·the·new·current·code | 183 | process·(which·terminates·as·soon·as·the·function·returns).</p><p>The·function·must·return·<code·class="inline">ok</code>·if·the·module·is·to·become·the·new·current·code |
| 184 | for·the·module·and·become·callable.</p><p>Returning·any·other·value·or·generating·an·exception·causes·the·new·code·to·be | 184 | for·the·module·and·become·callable.</p><p>Returning·any·other·value·or·generating·an·exception·causes·the·new·code·to·be |
| 185 | unloaded.·If·the·return·value·is·not·an·atom,·a·warning·error·report·is·sent·to | 185 | unloaded.·If·the·return·value·is·not·an·atom,·a·warning·error·report·is·sent·to |
| 186 | the·error·logger.</p><p>If·there·already·is·current·code·for·the·module,·that·code·will·remain·current | 186 | the·error·logger.</p><p>If·there·already·is·current·code·for·the·module,·that·code·will·remain·current |
| 187 | and·can·be·called·until·the·<code·class="inline">on_load</code>·function·has·returned.·If·the·<code·class="inline">on_load</code> | 187 | and·can·be·called·until·the·<code·class="inline">on_load</code>·function·has·returned.·If·the·<code·class="inline">on_load</code> |
| 188 | function·fails,·the·current·code·(if·any)·will·remain·current.·If·there·is·no | 188 | function·fails,·the·current·code·(if·any)·will·remain·current.·If·there·is·no |
| 189 | current·code·for·a·module,·any·process·that·makes·an·external·call·to·the·module | 189 | current·code·for·a·module,·any·process·that·makes·an·external·call·to·the·module |
| 190 | before·the·<code·class="inline">on_load</code>·function·has·finished·will·be·suspended·until·the·<code·class="inline">on_load</code> | 190 | before·the·<code·class="inline">on_load</code>·function·has·finished·will·be·suspended·until·the·<code·class="inline">on_load</code> |
| 191 | function·have·finished.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·19,·if·the·<code·class="inline">on_load</code>·function·failed,·any·previously·current | 191 | function·have·finished.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·19,·if·the·<code·class="inline">on_load</code>·function·failed,·any·previously·current |
| 192 | code·would·become·old,·essentially·leaving·the·system·without·any·working·and | 192 | code·would·become·old,·essentially·leaving·the·system·without·any·working·and |
| 193 | reachable·instance·of·the·module.</p></section><p>In·embedded·mode,·first·all·modules·are·loaded.·Then·all·<code·class="inline">on_load</code>·functions·are | 193 | reachable·instance·of·the·module.</p></section><p>In·embedded·mode,·first·all·modules·are·loaded.·Then·all·<code·class="inline">on_load</code>·functions·are |
| 194 | called.·The·system·is·terminated·unless·all·of·the·<code·class="inline">on_load</code>·functions·return | 194 | called.·The·system·is·terminated·unless·all·of·the·<code·class="inline">on_load</code>·functions·return |
| 195 | <code·class="inline">ok</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 195 | <code·class="inline">ok</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2898094711-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="2898094711-1">)</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id=" | 196 | </span><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id="2898094711-2">(</span><span·class="ss">load_my_nifs</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="2898094711-2">)</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="nf">load_my_nifs</span><span·class="p"·data-group-id=" | 197 | </span><span·class="nf">load_my_nifs</span><span·class="p"·data-group-id="2898094711-3">(</span><span·class="p"·data-group-id="2898094711-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 198 | ····</span><span·class="n">NifPath</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%Set·up·the·path·to·the·NIF·library.</span><span·class="w"> | 198 | ····</span><span·class="n">NifPath</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%Set·up·the·path·to·the·NIF·library.</span><span·class="w"> |
| 199 | ····</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%Initialize·the·Info·term</span><span·class="w"> | 199 | ····</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%Initialize·the·Info·term</span><span·class="w"> |
| 200 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id="2898094711-4">(</span><span·class="n">NifPath</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p"·data-group-id="2898094711-4">)</span><span·class="p">.</span></code></pre><p>If·the·call·to·<a·href="../../erts-15.2.2/doc/html/erlang.html#load_nif/2"><code·class="inline">erlang:load_nif/2</code></a>·fails,·the·module·is·unloaded·and·a·warning |
| 201 | report·is·sent·to·the·error·loader.</p> | 201 | report·is·sent·to·the·error·loader.</p> |
| 202 | </div> | 202 | </div> |
| 203 | <div·class="bottom-actions"·id="bottom-actions"> | 203 | <div·class="bottom-actions"·id="bottom-actions"> |
| 204 | ··<div·class="bottom-actions-item"> | 204 | ··<div·class="bottom-actions-item"> |
| 205 | ······<a·href="distributed.html"·class="bottom-actions-button"·rel="prev"> | 205 | ······<a·href="distributed.html"·class="bottom-actions-button"·rel="prev"> |
| Offset 247, 15 lines modified | Offset 247, 15 lines modified | ||
| 247 | ······<p·class="built-using"> | 247 | ······<p·class="built-using"> |
| 248 | ········Built·using | 248 | ········Built·using |
| 249 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 249 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 250 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 250 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 251 | ······</p> | 251 | ······</p> |
| 252 | <p>Copyright·©·1996-202 | 252 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 253 | ····</footer> | 253 | ····</footer> |
| 254 | ··</div> | 254 | ··</div> |
| 255 | </main> | 255 | </main> |
| 256 | </div> | 256 | </div> |
| 257 | <script> | 257 | <script> |
| 258 | ··function·mermaidLoaded()·{ | 258 | ··function·mermaidLoaded()·{ |
| 259 | ····mermaid.initialize({ | 259 | ····mermaid.initialize({ |
| Offset 118, 31 lines modified | Offset 118, 31 lines modified | ||
| 118 | <p>This·section·lists·a·few·constructs·to·watch·out·for.</p><h2·id="operator"·class="section-heading"> | 118 | <p>This·section·lists·a·few·constructs·to·watch·out·for.</p><h2·id="operator"·class="section-heading"> |
| 119 | ··<a·href="#operator"·class="hover-link"> | 119 | ··<a·href="#operator"·class="hover-link"> |
| 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 121 | ··</a> | 121 | ··</a> |
| 122 | ··<span·class="text">Operator·<code·class="inline">++</code></span> | 122 | ··<span·class="text">Operator·<code·class="inline">++</code></span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>The·<code·class="inline">++</code>·operator·copies·its·left-hand·side·operand.·That·is·clearly | 124 | <p>The·<code·class="inline">++</code>·operator·copies·its·left-hand·side·operand.·That·is·clearly |
| 125 | seen·if·we·do·our·own·implementation·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_plus_plus</span><span·class="p"·data-group-id=" | 125 | seen·if·we·do·our·own·implementation·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_plus_plus</span><span·class="p"·data-group-id="2523367960-1">(</span><span·class="p"·data-group-id="2523367960-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="2523367960-2">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·60,·SHA:·cde3408e6c5fb0c757c4ad3b8061c88a5a967fb4ab74a95489b752455923184d·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 126 | ····</span><span·class="p"·data-group-id=" | 126 | ····</span><span·class="p"·data-group-id="2523367960-3">[</span><span·class="n">H</span><span·class="p">|</span><span·class="nf">my_plus_plus</span><span·class="p"·data-group-id="2523367960-4">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tail</spa[·...·truncated·by·diffoscope;·len:·96,·SHA:·8a8f8306ebcc18b5d94e11b55746d5877ba6045f00b3fde7864f3a2dfecfe990·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 127 | </span><span·class="nf">my_plus_plus</span><span·class="p"·data-group-id=" | 127 | </span><span·class="nf">my_plus_plus</span><span·class="p"·data-group-id="2523367960-5">(</span><span·class="p"·data-group-id="2523367960-6">[</span><span·class="p"·data-group-id="2523367960-6">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tail</span><span·class="p"·data-group-id="2523367960-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 128 | ····</span><span·class="n">Tail</span><span·class="p">.</span></code></pre><p>We·must·be·careful·how·we·use·<code·class="inline">++</code>·in·a·loop.·First·is·how·not·to·use·it:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">naive_reverse</span><span·class="p"·data-group-id=" | 128 | ····</span><span·class="n">Tail</span><span·class="p">.</span></code></pre><p>We·must·be·careful·how·we·use·<code·class="inline">++</code>·in·a·loop.·First·is·how·not·to·use·it:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">naive_reverse</span><span·class="p"·data-group-id="4367598407-1">(</span><span·class="p"·data-group-id="4367598407-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="4367598407-2">]</span><span·class="p"·data-group-id="4367598407-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 129 | ····</span><span·class="nf">naive_reverse</span><span·class="p"·data-group-id=" | 129 | ····</span><span·class="nf">naive_reverse</span><span·class="p"·data-group-id="4367598407-3">(</span><span·class="n">T</span><span·class="p"·data-group-id="4367598407-3">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="p"·data-group-id="4367598407-4">[</span><span·class="n">H</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·74d6cce07421f6b641545eca0cf61a135e23496f121c451d8ca5ca6f57ac9b44·...·]-4">]</span><span·class="p">;</span><span·class="w"> |
| 130 | </span><span·class="nf">naive_reverse</span><span·class="p"·data-group-id=" | 130 | </span><span·class="nf">naive_reverse</span><span·class="p"·data-group-id="4367598407-5">(</span><span·class="p"·data-group-id="4367598407-6">[</span><span·class="p"·data-group-id="4367598407-6">]</span><span·class="p"·data-group-id="4367598407-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 131 | ····</span><span·class="p"·data-group-id=" | 131 | ····</span><span·class="p"·data-group-id="4367598407-7">[</span><span·class="p"·data-group-id="4367598407-7">]</span><span·class="p">.</span></code></pre><p>As·the·<code·class="inline">++</code>·operator·copies·its·left-hand·side·operand,·the·growing |
| 132 | result·is·copied·repeatedly,·leading·to·quadratic·complexity.</p><p>On·the·other·hand,·using·<code·class="inline">++</code>·in·loop·like·this·is·perfectly·fine:</p><p><strong>OK</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id=" | 132 | result·is·copied·repeatedly,·leading·to·quadratic·complexity.</p><p>On·the·other·hand,·using·<code·class="inline">++</code>·in·loop·like·this·is·perfectly·fine:</p><p><strong>OK</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id="8327694672-1">(</span><span·class="n">List</span><span·class="p"·data-group-id="8327694672-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 133 | ····</span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id=" | 133 | ····</span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id="8327694672-2">(</span><span·class="n">List</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8327694672-3">[</span><span·class="p"·data-group-id="8327694672-3">]</span><span·class="p"·data-group-id="8327694672-2">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id=" | 134 | </span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id="8327694672-4">(</span><span·class="p"·data-group-id="8327694672-5">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="8327694672-5">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·59,·SHA:·8431e97ec2bce04b84ab0e877892dbc40abeb12da5e3aa54a61ac7a8aea90b31·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 135 | ····</span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id=" | 135 | ····</span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id="8327694672-6">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8327694672-7">[</span><span·class="n">H</span><span·class="p"·data-group-id="8327694672-7">]</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·108,·SHA:·a512c74fd851eccb7540486e2787db4c3bb192b2aa9e0663c2186fbe89ff1a3d·...·]-6">)</span><span·class="p">;</span><span·class="w"> |
| 136 | </span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id=" | 136 | </span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id="8327694672-8">(</span><span·class="p"·data-group-id="8327694672-9">[</span><span·class="p"·data-group-id="8327694672-9">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="8327694672-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 137 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>Each·list·element·is·copied·only·once.·The·growing·result·<code·class="inline">Acc</code>·is·the·right-hand | 137 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>Each·list·element·is·copied·only·once.·The·growing·result·<code·class="inline">Acc</code>·is·the·right-hand |
| 138 | side·operand,·which·it·is·<em>not</em>·copied.</p><p>Experienced·Erlang·programmers·would·probably·write·as·follows:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">vanilla_reverse</span><span·class="p"·data-group-id=" | 138 | side·operand,·which·it·is·<em>not</em>·copied.</p><p>Experienced·Erlang·programmers·would·probably·write·as·follows:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">vanilla_reverse</span><span·class="p"·data-group-id="7189652874-1">(</span><span·class="p"·data-group-id="7189652874-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="7189652874-2">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·59,·SHA:·8c0791ded2d929fc69047528cc7c24203d50de2454d01528f08dc8e69a4f0849·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ····</span><span·class="nf">vanilla_reverse</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="nf">vanilla_reverse</span><span·class="p"·data-group-id="7189652874-3">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7189652874-4">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">Acc</span><span·class="p"·data-group-id="7189[·...·truncated·by·diffoscope;·len:·59,·SHA:·d97cdfef006be739498ace43a5249bcbc52fc332a0c74fd0129bdccbb5a205d2·...·]-3">)</span><span·class="p">;</span><span·class="w"> |
| 140 | </span><span·class="nf">vanilla_reverse</span><span·class="p"·data-group-id=" | 140 | </span><span·class="nf">vanilla_reverse</span><span·class="p"·data-group-id="7189652874-5">(</span><span·class="p"·data-group-id="7189652874-6">[</span><span·class="p"·data-group-id="7189652874-6">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="7189652874-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 141 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>In·principle,·this·is·slightly·more·efficient·because·the·list·element·<code·class="inline">[H]</code> | 141 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>In·principle,·this·is·slightly·more·efficient·because·the·list·element·<code·class="inline">[H]</code> |
| 142 | is·not·built·before·being·copied·and·discarded.·In·practice,·the·compiler | 142 | is·not·built·before·being·copied·and·discarded.·In·practice,·the·compiler |
| 143 | rewrites·<code·class="inline">[H]·++·Acc</code>·to·<code·class="inline">[H|Acc]</code>.</p><h2·id="timer-module"·class="section-heading"> | 143 | rewrites·<code·class="inline">[H]·++·Acc</code>·to·<code·class="inline">[H|Acc]</code>.</p><h2·id="timer-module"·class="section-heading"> |
| 144 | ··<a·href="#timer-module"·class="hover-link"> | 144 | ··<a·href="#timer-module"·class="hover-link"> |
| 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 146 | ··</a> | 146 | ··</a> |
| 147 | ··<span·class="text">Timer·Module</span> | 147 | ··<span·class="text">Timer·Module</span> |
| Offset 160, 77 lines modified | Offset 160, 77 lines modified | ||
| 160 | therefore·harmless.</p><h2·id="accidental-copying-and-loss-of-sharing"·class="section-heading"> | 160 | therefore·harmless.</p><h2·id="accidental-copying-and-loss-of-sharing"·class="section-heading"> |
| 161 | ··<a·href="#accidental-copying-and-loss-of-sharing"·class="hover-link"> | 161 | ··<a·href="#accidental-copying-and-loss-of-sharing"·class="hover-link"> |
| 162 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 162 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 163 | ··</a> | 163 | ··</a> |
| 164 | ··<span·class="text">Accidental·Copying·and·Loss·of·Sharing</span> | 164 | ··<span·class="text">Accidental·Copying·and·Loss·of·Sharing</span> |
| 165 | </h2> | 165 | </h2> |
| 166 | <p>When·spawning·a·new·process·using·a·fun,·one·can·accidentally·copy·more·data·to | 166 | <p>When·spawning·a·new·process·using·a·fun,·one·can·accidentally·copy·more·data·to |
| 167 | the·process·than·intended.·For·example:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">accidental1</span><span·class="p"·data-group-id="9 | 167 | the·process·than·intended.·For·example:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">accidental1</span><span·class="p"·data-group-id="8997403817-1">(</span><span·class="n">State</span><span·class="p"·data-group-id="8997403817-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="9 | 168 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="8997403817-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="8997403817-3">(</span><span·class="p"·data-group-id="8997403817-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 169 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="9 | 169 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8997403817-4">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8997403817-5">[</span><span·class="n">State</span><span·class="o">#</[·...·truncated·by·diffoscope;·len:·180,·SHA:·0297a92a866a283b2a1b05585348036291406c8b834b35a11cbba7c3cff3721c·...·]-4">)</span><span·class="w"> |
| 170 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="9 | 170 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="8997403817-2">)</span><span·class="p">.</span></code></pre><p>The·code·in·the·fun·will·extract·one·element·from·the·record·and·print·it.·The |
| 171 | rest·of·the·<code·class="inline">state</code>·record·is·not·used.·However,·when·the·<a·href="../../erts-15.2.2/doc/html/erlang.html#spawn/1"><code·class="inline">spawn/1</code></a> | 171 | rest·of·the·<code·class="inline">state</code>·record·is·not·used.·However,·when·the·<a·href="../../erts-15.2.2/doc/html/erlang.html#spawn/1"><code·class="inline">spawn/1</code></a> |
| 172 | function·is·executed,·the·entire·record·is·copied·to·the·newly·created·process.</p><p>The·same·kind·of·problem·can·happen·with·a·map:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">accidental2</span><span·class="p"·data-group-id=" | 172 | function·is·executed,·the·entire·record·is·copied·to·the·newly·created·process.</p><p>The·same·kind·of·problem·can·happen·with·a·map:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">accidental2</span><span·class="p"·data-group-id="2415763065-1">(</span><span·class="n">State</span><span·class="p"·data-group-id="2415763065-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 173 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 173 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="2415763065-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="2415763065-3">(</span><span·class="p"·data-group-id="2415763065-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 174 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2415763065-4">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2415763065-5">[</span><span·class="nf">map_get</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·288,·SHA:·fd717143e4f5101995618f89ba34cef07191304c12d353f2e1413f02914b7cbb·...·]-4">)</span><span·class="w"> |
| 175 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id=" | 175 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="2415763065-2">)</span><span·class="p">.</span></code></pre><p>In·the·following·example·(part·of·a·module·implementing·the·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html"><code·class="inline">gen_server</code></a> |
| 176 | behavior)·the·created·fun·is·sent·to·another·process:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 176 | behavior)·the·created·fun·is·sent·to·another·process:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_call</span><span·class="p"·data-group-id="6301309270-1">(</span><span·class="ss">give_me_a_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·cce5a96e6cc5c27f762846d83c4a39e348348b666ba7cdd1fc0923a5e325f0ef·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ····</span><span·class="n">Fun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="n">Fun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="6301309270-2">(</span><span·class="p"·data-group-id="6301309270-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="nb">size</span><span·class="w">·</span><span·class="o">=:=</span><span·class="w">·</span><span·class="mi">42</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 178 | ····</span><span·class="p"·data-group-id=" | 178 | ····</span><span·class="p"·data-group-id="6301309270-3">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="6301309270-3">}</span><span·class="p">.</span></code></pre><p>How·bad·that·unnecessary·copy·is·depends·on·the·contents·of·the·record·or·the |
| 179 | map.</p><p>For·example,·if·the·<code·class="inline">state</code>·record·is·initialized·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init1</span><span·class="p"·data-group-id=" | 179 | map.</p><p>For·example,·if·the·<code·class="inline">state</code>·record·is·initialized·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init1</span><span·class="p"·data-group-id="9782202866-1">(</span><span·class="p"·data-group-id="9782202866-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 180 | ····</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="9782202866-2">{</span><span·class="ss">data</span><span·class="o">=</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="9782202866-3">(</span><span·class="mi">1</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·147,·SHA:·1933ef4ec58eb980af94a227dd9ec893e178b0daf599ebe2c6e3eb0cced26618·...·]-2">}</span><span·class="p">.</span></code></pre><p>a·list·with·10000·elements·(or·about·20000·heap·words)·will·be·copied·to·the |
| 181 | newly·created·process.</p><p>An·unnecessary·copy·of·10000·element·list·can·be·bad·enough,·but·it·can·get·even | 181 | newly·created·process.</p><p>An·unnecessary·copy·of·10000·element·list·can·be·bad·enough,·but·it·can·get·even |
| 182 | worse·if·the·<code·class="inline">state</code>·record·contains·<em>shared·subterms</em>.·Here·is·a·simple·example | 182 | worse·if·the·<code·class="inline">state</code>·record·contains·<em>shared·subterms</em>.·Here·is·a·simple·example |
| 183 | of·a·term·with·a·shared·subterm:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 183 | of·a·term·with·a·shared·subterm:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2975488063-1">{</span><span·class="n">SubTerm</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SubTerm</span><span·class="p"·data-group-id="2975488063-1">}</span></code></pre><p>When·a·term·is·copied·to·another·process,·sharing·of·subterms·will·be·lost·and |
| 184 | the·copied·term·can·be·many·times·larger·than·the·original·term.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init2</span><span·class="p"·data-group-id=" | 184 | the·copied·term·can·be·many·times·larger·than·the·original·term.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init2</span><span·class="p"·data-group-id="7051731516-1">(</span><span·class="p"·data-group-id="7051731516-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 185 | ····</span><span·class="n">SharedSubTerms</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id=" | 185 | ····</span><span·class="n">SharedSubTerms</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="7051731516-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="7051731516-3">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A</span><span·class="p"·data-group-id="7051731516-3">)</span><span[·...·truncated·by·diffoscope;·len:·852,·SHA:·2f367b800ee67a2596533a507d4de1d7835b80f6dd33c9b740e4698861da6d6c·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 186 | ····</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id=" | 186 | ····</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="7051731516-7">{</span><span·class="ss">data</span><span·class="o">=</span><span·class="n">Shared</span><span·class="p"·data-group-id="7051731516-7">}</span><span·class="p">.</span></code></pre><p>In·the·process·that·calls·<code·class="inline">init2/0</code>,·the·size·of·the·<code·class="inline">data</code>·field·in·the·<code·class="inline">state</code> |
| 187 | record·will·be·32·heap·words.·When·the·record·is·copied·to·the·newly·created | 187 | record·will·be·32·heap·words.·When·the·record·is·copied·to·the·newly·created |
| 188 | process,·sharing·will·be·lost·and·the·size·of·the·copied·<code·class="inline">data</code>·field·will·be | 188 | process,·sharing·will·be·lost·and·the·size·of·the·copied·<code·class="inline">data</code>·field·will·be |
| 189 | 131070·heap·words.·More·details·about | 189 | 131070·heap·words.·More·details·about |
| 190 | <a·href="eff_guide_processes.html#loss-of-sharing">loss·off·sharing</a>·are·found·in·a·later | 190 | <a·href="eff_guide_processes.html#loss-of-sharing">loss·off·sharing</a>·are·found·in·a·later |
| 191 | section.</p><p>To·avoid·the·problem,·outside·of·the·fun·extract·only·the·fields·of·the·record | 191 | section.</p><p>To·avoid·the·problem,·outside·of·the·fun·extract·only·the·fields·of·the·record |
| 192 | that·are·actually·used:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fixed_accidental1</span><span·class="p"·data-group-id=" | 192 | that·are·actually·used:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fixed_accidental1</span><span·class="p"·data-group-id="7760220521-1">(</span><span·class="n">State</span><span·class="p"·data-group-id="7760220521-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ····</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">info</span><span·class="p">,</span><span·class="w"> | 193 | ····</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">info</span><span·class="p">,</span><span·class="w"> |
| 194 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 194 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="7760220521-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="7760220521-3">(</span><span·class="p"·data-group-id="7760220521-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 195 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7760220521-4">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7760220521-5">[</span><span·class="n">Info</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·74,·SHA:·93eecd6c473ca62d9fbd4106a0142a4d352539f35485640adb52ba593a49dd1a·...·]-4">)</span><span·class="w"> |
| 196 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id=" | 196 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="7760220521-2">)</span><span·class="p">.</span></code></pre><p>Similarly,·outside·of·the·fun·extract·only·the·map·elements·that·are·actually |
| 197 | used:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fixed_accidental2</span><span·class="p"·data-group-id="0 | 197 | used:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fixed_accidental2</span><span·class="p"·data-group-id="0588037143-1">(</span><span·class="n">State</span><span·class="p"·data-group-id="0588037143-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 198 | ····</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">map_get</span><span·class="p"·data-group-id="0 | 198 | ····</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">map_get</span><span·class="p"·data-group-id="0588037143-2">(</span><span·class="ss">info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="0588037143-2">)</span><span·class="p">,</span><span·class="w"> |
| 199 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="0 | 199 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="0588037143-3">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="0588037143-4">(</span><span·class="p"·data-group-id="0588037143-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 200 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0 | 200 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0588037143-5">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0588037143-6">[</span><span·class="n">Info</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·73,·SHA:·bf5b2853df334242c46dfdd14a9ec85db86ea1dffc064c6de5e319f79712c43d·...·]-5">)</span><span·class="w"> |
| 201 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="0 | 201 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="0588037143-3">)</span><span·class="p">.</span></code></pre><h2·id="list_to_atom-1"·class="section-heading"> |
| 202 | ··<a·href="#list_to_atom-1"·class="hover-link"> | 202 | ··<a·href="#list_to_atom-1"·class="hover-link"> |
| 203 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 203 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 204 | ··</a> | 204 | ··</a> |
| 205 | ··<span·class="text">list_to_atom/1</span> | 205 | ··<span·class="text">list_to_atom/1</span> |
| 206 | </h2> | 206 | </h2> |
| 207 | <p>Atoms·are·not·garbage-collected.·Once·an·atom·is·created,·it·is·never·removed. | 207 | <p>Atoms·are·not·garbage-collected.·Once·an·atom·is·created,·it·is·never·removed. |
| 208 | The·emulator·terminates·if·the·limit·for·the·number·of·atoms·(1,048,576·by | 208 | The·emulator·terminates·if·the·limit·for·the·number·of·atoms·(1,048,576·by |
| 209 | default)·is·reached.</p><p>Therefore,·converting·arbitrary·input·strings·to·atoms·can·be·dangerous·in·a | 209 | default)·is·reached.</p><p>Therefore,·converting·arbitrary·input·strings·to·atoms·can·be·dangerous·in·a |
| 210 | system·that·runs·continuously.·If·only·certain·well-defined·atoms·are·allowed·as | 210 | system·that·runs·continuously.·If·only·certain·well-defined·atoms·are·allowed·as |
| 211 | input,·<a·href="../../erts-15.2.2/doc/html/erlang.html#list_to_existing_atom/1"><code·class="inline">list_to_existing_atom/1</code></a>·or | 211 | input,·<a·href="../../erts-15.2.2/doc/html/erlang.html#list_to_existing_atom/1"><code·class="inline">list_to_existing_atom/1</code></a>·or |
| 212 | <a·href="../../erts-15.2.2/doc/html/erlang.html#binary_to_existing_atom/1"><code·class="inline">binary_to_existing_atom/1</code></a>·can·be·used | 212 | <a·href="../../erts-15.2.2/doc/html/erlang.html#binary_to_existing_atom/1"><code·class="inline">binary_to_existing_atom/1</code></a>·can·be·used |
| 213 | to·guard·against·a·denial-of-service·attack.·(All·atoms·that·are·allowed·must | 213 | to·guard·against·a·denial-of-service·attack.·(All·atoms·that·are·allowed·must |
| 214 | have·been·created·earlier,·for·example,·by·using·all·of·them·in·a·module | 214 | have·been·created·earlier,·for·example,·by·using·all·of·them·in·a·module |
| 215 | and·loading·that·module.)</p><p>Using·<a·href="../../erts-15.2.2/doc/html/erlang.html#list_to_atom/1"><code·class="inline">list_to_atom/1</code></a>·to·construct·an·atom·that | 215 | and·loading·that·module.)</p><p>Using·<a·href="../../erts-15.2.2/doc/html/erlang.html#list_to_atom/1"><code·class="inline">list_to_atom/1</code></a>·to·construct·an·atom·that |
| 216 | is·passed·to·<a·href="../../erts-15.2.2/doc/html/erlang.html#apply/3"><code·class="inline">apply/3</code></a>·is·quite·expensive.</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">apply</span><span·class="p"·data-group-id=" | 216 | is·passed·to·<a·href="../../erts-15.2.2/doc/html/erlang.html#apply/3"><code·class="inline">apply/3</code></a>·is·quite·expensive.</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">apply</span><span·class="p"·data-group-id="6627616644-1">(</span><span·class="nf">list_to_atom</span><span·class="p"·data-group-id="6627616644-2">(</span><span·class="s">"some_prefix"</span><span·class="o">++</span><span·class="n">Var</span><span·class="p"·data-group-id="6627616644-2">)</[·...·truncated·by·diffoscope;·len:·196,·SHA:·27d2b0439924e97c6f882b6b7cec638cab2a6e3ac81f6200094373ef30d04938·...·]-1">)</span></code></pre><h2·id="length-1"·class="section-heading"> |
| 217 | ··<a·href="#length-1"·class="hover-link"> | 217 | ··<a·href="#length-1"·class="hover-link"> |
| 218 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 218 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 219 | ··</a> | 219 | ··</a> |
| 220 | ··<span·class="text">length/1</span> | 220 | ··<span·class="text">length/1</span> |
| 221 | </h2> | 221 | </h2> |
| 222 | <p>The·time·for·calculating·the·length·of·a·list·is·proportional·to·the·length·of | 222 | <p>The·time·for·calculating·the·length·of·a·list·is·proportional·to·the·length·of |
| 223 | the·list,·as·opposed·to·<a·href="../../erts-15.2.2/doc/html/erlang.html#tuple_size/1"><code·class="inline">tuple_size/1</code></a>, | 223 | the·list,·as·opposed·to·<a·href="../../erts-15.2.2/doc/html/erlang.html#tuple_size/1"><code·class="inline">tuple_size/1</code></a>, |
| 224 | <a·href="../../erts-15.2.2/doc/html/erlang.html#byte_size/1"><code·class="inline">byte_size/1</code></a>,·and·<a·href="../../erts-15.2.2/doc/html/erlang.html#bit_size/1"><code·class="inline">bit_size/1</code></a>,·which·all | 224 | <a·href="../../erts-15.2.2/doc/html/erlang.html#byte_size/1"><code·class="inline">byte_size/1</code></a>,·and·<a·href="../../erts-15.2.2/doc/html/erlang.html#bit_size/1"><code·class="inline">bit_size/1</code></a>,·which·all |
| 225 | execute·in·constant·time.</p><p>Normally,·there·is·no·need·to·worry·about·the·speed·of·<a·href="../../erts-15.2.2/doc/html/erlang.html#length/1"><code·class="inline">length/1</code></a>, | 225 | execute·in·constant·time.</p><p>Normally,·there·is·no·need·to·worry·about·the·speed·of·<a·href="../../erts-15.2.2/doc/html/erlang.html#length/1"><code·class="inline">length/1</code></a>, |
| 226 | because·it·is·efficiently·implemented·in·C.·In·time-critical·code,·you·might | 226 | because·it·is·efficiently·implemented·in·C.·In·time-critical·code,·you·might |
| 227 | want·to·avoid·it·if·the·input·list·could·potentially·be·very·long.</p><p>Some·uses·of·<a·href="../../erts-15.2.2/doc/html/erlang.html#length/1"><code·class="inline">length/1</code></a>·can·be·replaced·by·matching.·For·example, | 227 | want·to·avoid·it·if·the·input·list·could·potentially·be·very·long.</p><p>Some·uses·of·<a·href="../../erts-15.2.2/doc/html/erlang.html#length/1"><code·class="inline">length/1</code></a>·can·be·replaced·by·matching.·For·example, |
| 228 | the·following·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="2549687942-1">(</span><span·class="n">L</span><span·class="p"·data-group-id="2549687942-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">length</span><span·class="p"·data-group-id="2549687942-2">(</span><span·class="n">L</span><span·class="p"·data-group-id="2549687942-2">)</span><span·class="w">·</span><span·class="o">>=</span><span·class="w">·</span><span·class="mi">3</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 229 | 228 | the·following·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="0215483517-1">(</span><span·class="n">L</span><span·class="p"·data-group-id="0215483517-1">)</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·301,·SHA:·8213725b5b07f60fa5f78410ab5633c73caf8f6f451777b316f18db23f2027bb·...·]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | |
| 229 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>can·be·rewritten·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="0286202027-1">(</span><span·class="p"·data-group-id="0286202027-2">[</span><span·class="p">_</span><span·class="p">,</span><span·class="p">_</span><span·class="p">,</span><span·class="p">_</span><span·class="p">|</span><span·class="p">_</span><span·class="p"·data-group-id="0286202027-2">]</span><span·class="o">=</span><span·class="n">L</span><span·class="p"·data-group-id="0286202027-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 230 | ···</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>One·slight·difference·is·that·<a·href="../../erts-15.2.2/doc/html/erlang.html#length/1"><code·class="inline">length(L)</code></a>·fails·if·<code·class="inline">L</code>·is·an | 230 | ···</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>One·slight·difference·is·that·<a·href="../../erts-15.2.2/doc/html/erlang.html#length/1"><code·class="inline">length(L)</code></a>·fails·if·<code·class="inline">L</code>·is·an |
| 231 | improper·list,·while·the·pattern·in·the·second·code·fragment·accepts·an·improper | 231 | improper·list,·while·the·pattern·in·the·second·code·fragment·accepts·an·improper |
| 232 | list.</p><h2·id="setelement-3"·class="section-heading"> | 232 | list.</p><h2·id="setelement-3"·class="section-heading"> |
| 233 | ··<a·href="#setelement-3"·class="hover-link"> | 233 | ··<a·href="#setelement-3"·class="hover-link"> |
| 234 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 234 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 235 | ··</a> | 235 | ··</a> |
| 236 | ··<span·class="text">setelement/3</span> | 236 | ··<span·class="text">setelement/3</span> |
| Offset 238, 18 lines modified | Offset 238, 18 lines modified | ||
| 238 | <p><a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·copies·the·tuple·it·modifies.·Therefore, | 238 | <p><a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·copies·the·tuple·it·modifies.·Therefore, |
| 239 | updating·a·tuple·in·a·loop·using·<a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·creates·a·new | 239 | updating·a·tuple·in·a·loop·using·<a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·creates·a·new |
| 240 | copy·of·the·tuple·every·time.</p><p>There·is·one·exception·to·the·rule·that·the·tuple·is·copied.·If·the·compiler | 240 | copy·of·the·tuple·every·time.</p><p>There·is·one·exception·to·the·rule·that·the·tuple·is·copied.·If·the·compiler |
| 241 | clearly·can·see·that·destructively·updating·the·tuple·would·give·the·same·result | 241 | clearly·can·see·that·destructively·updating·the·tuple·would·give·the·same·result |
| 242 | as·if·the·tuple·was·copied,·the·call·to·<a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·is | 242 | as·if·the·tuple·was·copied,·the·call·to·<a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·is |
| 243 | replaced·with·a·special·destructive·<code·class="inline">setelement</code>·instruction.·In·the·following | 243 | replaced·with·a·special·destructive·<code·class="inline">setelement</code>·instruction.·In·the·following |
| 244 | code·sequence,·the·first·<a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·call·copies·the·tuple | 244 | code·sequence,·the·first·<a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·call·copies·the·tuple |
| 245 | and·modifies·the·ninth·element:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">multiple_setelement</span><span·class="p"·data-group-id=" | 245 | and·modifies·the·ninth·element:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">multiple_setelement</span><span·class="p"·data-group-id="5934349817-1">(</span><span·class="n">T0</span><span·class="p"·data-group-id="5934349817-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id="5934349817-2">(<[·...·truncated·by·diffoscope;·len:·72,·SHA:·04ae7545ff1f246372cb5344aae87913e3e055decb9f6f965f08e617a6f314d7·...·]-2">)</span><span·class="w">·</span><span·class="o">=:=</span><span·class="w">·</span><span·class="mi">9</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 246 | ····</span><span·class="n">T1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">setelement</span><span·class="p"·data-group-id=" | 246 | ····</span><span·class="n">T1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">setelement</span><span·class="p"·data-group-id="5934349817-3">(</span><span·class="mi">9</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p"·data-group-id="5934349817-3">)</span><span·class="p">,</span><span·class="w"> |
| 247 | ····</span><span·class="n">T2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">setelement</span><span·class="p"·data-group-id=" | 247 | ····</span><span·class="n">T2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">setelement</span><span·class="p"·data-group-id="5934349817-4">(</span><span·class="mi">7</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foobar</span><span·class="p"·data-group-id="5934349817-4">)</span><span·class="p">,</span><span·class="w"> |
| 248 | ····</span><span·class="nf">setelement</span><span·class="p"·data-group-id=" | 248 | ····</span><span·class="nf">setelement</span><span·class="p"·data-group-id="5934349817-5">(</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">new_value</span><span·class="p"·data-group-id="5934349817-5">)</span><span·class="p">.</span></code></pre><p>The·two·following·<a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·calls·modify·the·tuple·in |
| 249 | place.</p><p>For·the·optimization·to·be·applied,·<em>all</em>·the·following·conditions·must·be·true:</p><ul><li>The·tuple·argument·must·be·known·to·be·a·tuple·of·a·known·size.</li><li>The·indices·must·be·integer·literals,·not·variables·or·expressions.</li><li>The·indices·must·be·given·in·descending·order.</li><li>There·must·be·no·calls·to·another·function·in·between·the·calls·to | 249 | place.</p><p>For·the·optimization·to·be·applied,·<em>all</em>·the·following·conditions·must·be·true:</p><ul><li>The·tuple·argument·must·be·known·to·be·a·tuple·of·a·known·size.</li><li>The·indices·must·be·integer·literals,·not·variables·or·expressions.</li><li>The·indices·must·be·given·in·descending·order.</li><li>There·must·be·no·calls·to·another·function·in·between·the·calls·to |
| 250 | <a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>.</li><li>The·tuple·returned·from·one·<a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·call·must·only·be | 250 | <a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>.</li><li>The·tuple·returned·from·one·<a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·call·must·only·be |
| 251 | used·in·the·subsequent·call·to·<a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>.</li></ul><p>If·the·code·cannot·be·structured·as·in·the·<code·class="inline">multiple_setelement/1</code>·example,·the | 251 | used·in·the·subsequent·call·to·<a·href="../../erts-15.2.2/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>.</li></ul><p>If·the·code·cannot·be·structured·as·in·the·<code·class="inline">multiple_setelement/1</code>·example,·the |
| 252 | best·way·to·modify·multiple·elements·in·a·large·tuple·is·to·convert·the·tuple·to | 252 | best·way·to·modify·multiple·elements·in·a·large·tuple·is·to·convert·the·tuple·to |
| 253 | a·list,·modify·the·list,·and·convert·it·back·to·a·tuple.</p><h2·id="size-1"·class="section-heading"> | 253 | a·list,·modify·the·list,·and·convert·it·back·to·a·tuple.</p><h2·id="size-1"·class="section-heading"> |
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| 192 | ··</a> | 192 | ··</a> |
| 193 | ··<span·class="text">Representation·of·Floating·Point·Numbers</span> | 193 | ··<span·class="text">Representation·of·Floating·Point·Numbers</span> |
| 194 | </h3> | 194 | </h3> |
| 195 | <p>When·working·with·floats·you·may·not·see·what·you·expect·when·printing·or·doing | 195 | <p>When·working·with·floats·you·may·not·see·what·you·expect·when·printing·or·doing |
| 196 | arithmetic·operations.·This·is·because·floats·are·represented·by·a·fixed·number | 196 | arithmetic·operations.·This·is·because·floats·are·represented·by·a·fixed·number |
| 197 | of·bits·in·a·base-2·system·while·printed·floats·are·represented·with·a·base-10 | 197 | of·bits·in·a·base-2·system·while·printed·floats·are·represented·with·a·base-10 |
| 198 | system.·Erlang·uses·64-bit·floats.·Here·are·examples·of·this·phenomenon:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="mf">0.1</span><span·class="o">+</span><span·class="mf">0.2</span><span·class="p">.</span><span·class="w"> | 198 | system.·Erlang·uses·64-bit·floats.·Here·are·examples·of·this·phenomenon:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="mf">0.1</span><span·class="o">+</span><span·class="mf">0.2</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="mf">0.30000000000000004</span></code></pre><p>The·real·numbers·<code·class="inline">0.1</code>·and·<code·class="inline">0.2</code>·cannot·be·represented·exactly·as·floats.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id=" | 199 | </span><span·class="mf">0.30000000000000004</span></code></pre><p>The·real·numbers·<code·class="inline">0.1</code>·and·<code·class="inline">0.2</code>·cannot·be·represented·exactly·as·floats.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="1881908407-1">{</span><span·class="mf">36028797018963968.0</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">36028797018963968</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mf">36028797018963968.0</span><span·class="p">,</span><span·class="w"> |
| 200 | ··</span><span·class="mf">36028797018963970.0</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">36028797018963970</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mf">36028797018963970.0</span><span·class="p"·data-group-id=" | 200 | ··</span><span·class="mf">36028797018963970.0</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">36028797018963970</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mf">36028797018963970.0</span><span·class="p"·data-group-id="1881908407-1">}</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="p"·data-group-id=" | 201 | </span><span·class="p"·data-group-id="1881908407-2">{</span><span·class="mf">3.602879701896397e16</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p">,</span><span·class="w"> |
| 202 | ·</span><span·class="mf">3.602879701896397e16</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id=" | 202 | ·</span><span·class="mf">3.602879701896397e16</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="1881908407-2">}</span><span·class="p">.</span></code></pre><p>The·value·<code·class="inline">36028797018963968</code>·can·be·represented·exactly·as·a·float·value·but |
| 203 | Erlang's·pretty·printer·rounds·<code·class="inline">36028797018963968.0</code>·to·<code·class="inline">3.602879701896397e16</code> | 203 | Erlang's·pretty·printer·rounds·<code·class="inline">36028797018963968.0</code>·to·<code·class="inline">3.602879701896397e16</code> |
| 204 | (<code·class="inline">=36028797018963970.0</code>)·as·all·values·in·the·range | 204 | (<code·class="inline">=36028797018963970.0</code>)·as·all·values·in·the·range |
| 205 | <code·class="inline">[36028797018963966.0,·36028797018963972.0]</code>·are·represented·by | 205 | <code·class="inline">[36028797018963966.0,·36028797018963972.0]</code>·are·represented·by |
| 206 | <code·class="inline">36028797018963968.0</code>.</p><p>For·more·information·about·floats·and·issues·with·them·see:</p><ul><li><a·href="https://floating-point-gui.de/">What·Every·Programmer·Should·Know·About·Floating-Point·Arithmetic</a></li><li><a·href="https://0.30000000000000004.com/">0.30000000000000004.com/</a></li><li><a·href="https://docs.python.org/3/tutorial/floatingpoint.html">Floating·Point·Arithmetic:·Issues·and·Limitations</a></li></ul><p>If·you·need·to·work·with·exact·decimal·fractions,·for·instance·to·represent | 206 | <code·class="inline">36028797018963968.0</code>.</p><p>For·more·information·about·floats·and·issues·with·them·see:</p><ul><li><a·href="https://floating-point-gui.de/">What·Every·Programmer·Should·Know·About·Floating-Point·Arithmetic</a></li><li><a·href="https://0.30000000000000004.com/">0.30000000000000004.com/</a></li><li><a·href="https://docs.python.org/3/tutorial/floatingpoint.html">Floating·Point·Arithmetic:·Issues·and·Limitations</a></li></ul><p>If·you·need·to·work·with·exact·decimal·fractions,·for·instance·to·represent |
| 207 | money,·it·is·recommended·to·use·a·library·that·handles·that,·or·work·in | 207 | money,·it·is·recommended·to·use·a·library·that·handles·that,·or·work·in |
| 208 | cents·instead·of·dollars·or·euros·so·that·decimal·fractions·are·not·needed.</p><p>Also·note·that·Erlang's·floats·do·not·exactly·match·IEEE·754·floats, | 208 | cents·instead·of·dollars·or·euros·so·that·decimal·fractions·are·not·needed.</p><p>Also·note·that·Erlang's·floats·do·not·exactly·match·IEEE·754·floats, |
| 209 | in·that·neither·<em>Inf</em>·nor·<em>NaN</em>·are·supported·in·Erlang.·Any | 209 | in·that·neither·<em>Inf</em>·nor·<em>NaN</em>·are·supported·in·Erlang.·Any |
| Offset 237, 52 lines modified | Offset 237, 52 lines modified | ||
| 237 | by·eight·are·called·<em>binaries</em>.</p><p><em>Examples:</em></p><pre><code·class="text">1>·<<10,20>>. | 237 | by·eight·are·called·<em>binaries</em>.</p><p><em>Examples:</em></p><pre><code·class="text">1>·<<10,20>>. |
| 238 | <<10,20>> | 238 | <<10,20>> |
| 239 | 2>·<<"ABC">>. | 239 | 2>·<<"ABC">>. |
| 240 | <<"ABC">> | 240 | <<"ABC">> |
| 241 | 3>·<<1:1,0:1>>. | 241 | 3>·<<1:1,0:1>>. |
| 242 | <<2:2>></code></pre><p>The·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_bitstring/1"><code·class="inline">is_bitstring/1</code></a>·BIF·tests·whether·a | 242 | <<2:2>></code></pre><p>The·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_bitstring/1"><code·class="inline">is_bitstring/1</code></a>·BIF·tests·whether·a |
| 243 | term·is·a·bit·string,·and·the·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_binary/1"><code·class="inline">is_binary/1</code></a> | 243 | term·is·a·bit·string,·and·the·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_binary/1"><code·class="inline">is_binary/1</code></a> |
| 244 | BIF·tests·whether·a·term·is·a·binary.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">is_bitstring</span><span·class="p"·data-group-id=" | 244 | BIF·tests·whether·a·term·is·a·binary.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">is_bitstring</span><span·class="p"·data-group-id="3508923038-1">(</span><span·class="p"·data-group-id="3508923038-2"><<</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">1</span><span·class="p"·data-group-id="3508923038-2">>></span><span·class="p"·data-group-id="350892303[·...·truncated·by·diffoscope;·len:·1,·SHA:·2c624232cdd221771294dfbb310aca000a0df6ac8b66b696d90ef06fdefb64a3·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 245 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 245 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 246 | 2>·</span><span·class="nf">is_binary</span><span·class="p"·data-group-id=" | 246 | 2>·</span><span·class="nf">is_binary</span><span·class="p"·data-group-id="3508923038-3">(</span><span·class="p"·data-group-id="3508923038-4"><<</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">1</span><span·class="p"·data-group-id="3508923038-4">>></span><span·class="p"·data-group-id="350892303[·...·truncated·by·diffoscope;·len:·1,·SHA:·2c624232cdd221771294dfbb310aca000a0df6ac8b66b696d90ef06fdefb64a3·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 247 | </span><span·class="ss">false</span><span·class="gp·unselectable"> | 247 | </span><span·class="ss">false</span><span·class="gp·unselectable"> |
| 248 | 3>·</span><span·class="nf">is_binary</span><span·class="p"·data-group-id=" | 248 | 3>·</span><span·class="nf">is_binary</span><span·class="p"·data-group-id="3508923038-5">(</span><span·class="p"·data-group-id="3508923038-6"><<</span><span·class="mi">42</span><span·class="p"·data-group-id="3508923038-6">>></span><span·class="p"·data-group-id="3508923038-5">)</span><span·class="p">.</span><span·class="w"> |
| 249 | </span><span·class="ss">true</span><span·class="w"> | 249 | </span><span·class="ss">true</span><span·class="w"> |
| 250 | </span></code></pre><p>For·more·examples,·see·<a·href="../../doc/system/bit_syntax.html">Programming·Examples</a>.</p><h2·id="reference"·class="section-heading"> | 250 | </span></code></pre><p>For·more·examples,·see·<a·href="../../doc/system/bit_syntax.html">Programming·Examples</a>.</p><h2·id="reference"·class="section-heading"> |
| 251 | ··<a·href="#reference"·class="hover-link"> | 251 | ··<a·href="#reference"·class="hover-link"> |
| 252 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 252 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 253 | ··</a> | 253 | ··</a> |
| 254 | ··<span·class="text">Reference</span> | 254 | ··<span·class="text">Reference</span> |
| 255 | </h2> | 255 | </h2> |
| 256 | <p>A·term·that·is·<a·href="../../doc/system/system_limits.html#unique_references">unique</a> | 256 | <p>A·term·that·is·<a·href="../../doc/system/system_limits.html#unique_references">unique</a> |
| 257 | among·connected·nodes.·A·reference·is·created·by·calling·the | 257 | among·connected·nodes.·A·reference·is·created·by·calling·the |
| 258 | <a·href="../../erts-15.2.2/doc/html/erlang.html#make_ref/0"><code·class="inline">make_ref/0</code></a>·BIF.·The | 258 | <a·href="../../erts-15.2.2/doc/html/erlang.html#make_ref/0"><code·class="inline">make_ref/0</code></a>·BIF.·The |
| 259 | <a·href="../../erts-15.2.2/doc/html/erlang.html#is_reference/1"><code·class="inline">is_reference/1</code></a>·BIF·tests·whether·a·term | 259 | <a·href="../../erts-15.2.2/doc/html/erlang.html#is_reference/1"><code·class="inline">is_reference/1</code></a>·BIF·tests·whether·a·term |
| 260 | is·a·reference.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·data-group-id=" | 260 | is·a·reference.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·data-group-id="4171932006-1">(</span><span·class="p"·data-group-id="4171932006-1">)</span><span·class="p">.</span><span·class="w"> |
| 261 | </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.76482849</span><span·class="p">.</span><span·class="mf">3801088007.198204</span><span·class="o">></span><span·class="gp·unselectable"> | 261 | </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.76482849</span><span·class="p">.</span><span·class="mf">3801088007.198204</span><span·class="o">></span><span·class="gp·unselectable"> |
| 262 | 2>·</span><span·class="nf">is_reference</span><span·class="p"·data-group-id=" | 262 | 2>·</span><span·class="nf">is_reference</span><span·class="p"·data-group-id="4171932006-2">(</span><span·class="n">Ref</span><span·class="p"·data-group-id="4171932006-2">)</span><span·class="p">.</span><span·class="w"> |
| 263 | </span><span·class="ss">true</span></code></pre><h2·id="fun"·class="section-heading"> | 263 | </span><span·class="ss">true</span></code></pre><h2·id="fun"·class="section-heading"> |
| 264 | ··<a·href="#fun"·class="hover-link"> | 264 | ··<a·href="#fun"·class="hover-link"> |
| 265 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 265 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 266 | ··</a> | 266 | ··</a> |
| 267 | ··<span·class="text">Fun</span> | 267 | ··<span·class="text">Fun</span> |
| 268 | </h2> | 268 | </h2> |
| 269 | <p>A·fun·is·a·functional·object.·Funs·make·it·possible·to·create·an·anonymous | 269 | <p>A·fun·is·a·functional·object.·Funs·make·it·possible·to·create·an·anonymous |
| 270 | function·and·pass·the·function·itself·—·not·its·name·—·as·argument·to·other | 270 | function·and·pass·the·function·itself·—·not·its·name·—·as·argument·to·other |
| 271 | functions.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Fun1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 271 | functions.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Fun1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="0460068296-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="0460068296-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">X</span><span·class="o">+</span><span·class="mi">1</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 272 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">6.39074546</span><span·class="o">></span><span·class="gp·unselectable"> | 272 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">6.39074546</span><span·class="o">></span><span·class="gp·unselectable"> |
| 273 | 2>·</span><span·class="n">Fun1</span><span·class="p"·data-group-id=" | 273 | 2>·</span><span·class="n">Fun1</span><span·class="p"·data-group-id="0460068296-2">(</span><span·class="mi">2</span><span·class="p"·data-group-id="0460068296-2">)</span><span·class="p">.</span><span·class="w"> |
| 274 | </span><span·class="mi">3</span></code></pre><p>The·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_function/1"><code·class="inline">is_function/1</code></a>·and·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_function/2"><code·class="inline">is_function/2</code></a> | 274 | </span><span·class="mi">3</span></code></pre><p>The·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_function/1"><code·class="inline">is_function/1</code></a>·and·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_function/2"><code·class="inline">is_function/2</code></a> |
| 275 | BIFs·tests·whether·a·term·is·a·fun.</p><p><em>Examples</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 275 | BIFs·tests·whether·a·term·is·a·fun.</p><p><em>Examples</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="7953100771-1">(</span><span·class="p"·data-group-id="7953100771-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 276 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">43.105768164</span><span·class="o">></span><span·class="gp·unselectable"> | 276 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">43.105768164</span><span·class="o">></span><span·class="gp·unselectable"> |
| 277 | 2>·</span><span·class="nf">is_function</span><span·class="p"·data-group-id=" | 277 | 2>·</span><span·class="nf">is_function</span><span·class="p"·data-group-id="7953100771-2">(</span><span·class="n">F</span><span·class="p"·data-group-id="7953100771-2">)</span><span·class="p">.</span><span·class="w"> |
| 278 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 278 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 279 | 3>·</span><span·class="nf">is_function</span><span·class="p"·data-group-id=" | 279 | 3>·</span><span·class="nf">is_function</span><span·class="p"·data-group-id="7953100771-3">(</span><span·class="n">F</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="7953100771-3">)</span><span·class="p">.</span><span·class="w"> |
| 280 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 280 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 281 | 4>·</span><span·class="nf">is_function</span><span·class="p"·data-group-id=" | 281 | 4>·</span><span·class="nf">is_function</span><span·class="p"·data-group-id="7953100771-4">(</span><span·class="n">F</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="7953100771-4">)</span><span·class="p">.</span><span·class="w"> |
| 282 | </span><span·class="ss">false</span></code></pre><p>Read·more·about·funs·in·<a·href="expressions.html#fun-expressions">Fun·Expressions</a>.·For·more | 282 | </span><span·class="ss">false</span></code></pre><p>Read·more·about·funs·in·<a·href="expressions.html#fun-expressions">Fun·Expressions</a>.·For·more |
| 283 | examples,·see·<a·href="../../doc/system/funs.html">Programming·Examples</a>.</p><h2·id="port-identifier"·class="section-heading"> | 283 | examples,·see·<a·href="../../doc/system/funs.html">Programming·Examples</a>.</p><h2·id="port-identifier"·class="section-heading"> |
| 284 | ··<a·href="#port-identifier"·class="hover-link"> | 284 | ··<a·href="#port-identifier"·class="hover-link"> |
| 285 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 285 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 286 | ··</a> | 286 | ··</a> |
| 287 | ··<span·class="text">Port·Identifier</span> | 287 | ··<span·class="text">Port·Identifier</span> |
| 288 | </h2> | 288 | </h2> |
| Offset 300, 94 lines modified | Offset 300, 94 lines modified | ||
| 300 | for·a·new·process·after·a·while.</p><p>The·BIF·<a·href="../../erts-15.2.2/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·returns·the·Pid·of·the·calling·process.·When | 300 | for·a·new·process·after·a·while.</p><p>The·BIF·<a·href="../../erts-15.2.2/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·returns·the·Pid·of·the·calling·process.·When |
| 301 | <a·href="ref_man_processes.html#process-creation">creating·a·new·process</a>,·the·parent | 301 | <a·href="ref_man_processes.html#process-creation">creating·a·new·process</a>,·the·parent |
| 302 | process·will·be·able·to·get·the·Pid·of·the·child·process·either·via·the·return | 302 | process·will·be·able·to·get·the·Pid·of·the·child·process·either·via·the·return |
| 303 | value,·as·is·the·case·when·calling·the·<a·href="../../erts-15.2.2/doc/html/erlang.html#spawn/3"><code·class="inline">spawn/3</code></a>·BIF,·or·via | 303 | value,·as·is·the·case·when·calling·the·<a·href="../../erts-15.2.2/doc/html/erlang.html#spawn/3"><code·class="inline">spawn/3</code></a>·BIF,·or·via |
| 304 | a·message,·which·is·the·case·when·calling·the | 304 | a·message,·which·is·the·case·when·calling·the |
| 305 | <a·href="../../erts-15.2.2/doc/html/erlang.html#spawn_request/5"><code·class="inline">spawn_request/5</code></a>·BIF.·A·Pid·is·typically·used·when | 305 | <a·href="../../erts-15.2.2/doc/html/erlang.html#spawn_request/5"><code·class="inline">spawn_request/5</code></a>·BIF.·A·Pid·is·typically·used·when |
| 306 | when·sending·a·process·a·<a·href="ref_man_processes.html#signals">signal</a>.·The | 306 | when·sending·a·process·a·<a·href="ref_man_processes.html#signals">signal</a>.·The |
| 307 | <a·href="../../erts-15.2.2/doc/html/erlang.html#is_pid/1"><code·class="inline">is_pid/1</code></a>·BIF·tests·whether·a·term·is·a·Pid.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 307 | <a·href="../../erts-15.2.2/doc/html/erlang.html#is_pid/1"><code·class="inline">is_pid/1</code></a>·BIF·tests·whether·a·term·is·a·Pid.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7248154299-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="7248154299-1">)</span><span·class="p">.</span><span·class="w"> |
| 308 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 308 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7248154299-2">(</span><span·class="p"·data-group-id="7248154299-3">[</span><span·class="ss">loop</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="7248154299-3">]</span><span·class="p"·data-group-id="7248154299-2">)</span><span·class="p">.</span><span·class="w"> |
| 309 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 309 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="7248154299-4">(</span><span·class="p"·data-group-id="7248154299-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 310 | ····</span><span·class="k">receive</span><span·class="w"> | 310 | ····</span><span·class="k">receive</span><span·class="w"> |
| 311 | ········</span><span·class="ss">who_are_you</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 311 | ········</span><span·class="ss">who_are_you</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 312 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 312 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7248154299-5">(</span><span·class="s">"I·am·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7248154299-6">[</span><span·class="nf">s[·...·truncated·by·diffoscope;·len:·210,·SHA:·632984ef67fbbf11fc0160e89f99512599a2c47d93e57fe14ae8295632b3e3fa·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 313 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 313 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="7248154299-8">(</span><span·class="p"·data-group-id="7248154299-8">)</span><span·class="w"> |
| 314 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 314 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 315 | </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 315 | </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="7248154299-9">(</span><span·class="ss">m</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">loop</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7248154299-10">[</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·64,·SHA:·f1bdf05b6d0e3366e2844b1b88a41d8d9fef320c71ee81285f6c5b8d2a351306·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 316 | </span><span·class="o"><</span><span·class="mf">0.58</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 316 | </span><span·class="o"><</span><span·class="mf">0.58</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
| 317 | 2>·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">who_are_you</span><span·class="p">.</span><span·class="w"> | 317 | 2>·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">who_are_you</span><span·class="p">.</span><span·class="w"> |
| 318 | </span><span·class="n">I</span><span·class="w">·</span><span·class="ss">am</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.58</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> | 318 | </span><span·class="n">I</span><span·class="w">·</span><span·class="ss">am</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.58</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> |
| 319 | </span><span·class="ss">who_are_you</span></code></pre><p>Read·more·about·processes·in·<a·href="ref_man_processes.html">Processes</a>.</p><h2·id="tuple"·class="section-heading"> | 319 | </span><span·class="ss">who_are_you</span></code></pre><p>Read·more·about·processes·in·<a·href="ref_man_processes.html">Processes</a>.</p><h2·id="tuple"·class="section-heading"> |
| 320 | ··<a·href="#tuple"·class="hover-link"> | 320 | ··<a·href="#tuple"·class="hover-link"> |
| 321 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 321 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 322 | ··</a> | 322 | ··</a> |
| 323 | ··<span·class="text">Tuple</span> | 323 | ··<span·class="text">Tuple</span> |
| 324 | </h2> | 324 | </h2> |
| 325 | <p>A·tuple·is·a·compound·data·type·with·a·fixed·number·of·terms:</p><pre><code·class="text">{Term1,...,TermN}</code></pre><p>Each·term·<code·class="inline">Term</code>·in·the·tuple·is·called·an·<em>element</em>.·The·number·of·elements·is | 325 | <p>A·tuple·is·a·compound·data·type·with·a·fixed·number·of·terms:</p><pre><code·class="text">{Term1,...,TermN}</code></pre><p>Each·term·<code·class="inline">Term</code>·in·the·tuple·is·called·an·<em>element</em>.·The·number·of·elements·is |
| 326 | said·to·be·the·<em>size</em>·of·the·tuple.</p><p>There·exists·a·number·of·BIFs·to·manipulate·tuples.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 326 | said·to·be·the·<em>size</em>·of·the·tuple.</p><p>There·exists·a·number·of·BIFs·to·manipulate·tuples.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3297385699-1">{</span><span·class="ss">adam</span><span·class="p">,</span><span·class="mi">24</span><span·class="p">,</span><span·class="p"·data-group-id="3297385699-2">{</span><span·class="ss">july</span><span·class="p">,</span><span·class="mi">29</span><[·...·truncated·by·diffoscope;·len:·93,·SHA:·cb5eb5b449965c7fd5144a1a789d04616d06ce06c8068a39818776f16b0f3992·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 327 | </span><span·class="p"·data-group-id=" | 327 | </span><span·class="p"·data-group-id="3297385699-3">{</span><span·class="ss">adam</span><span·class="p">,</span><span·class="mi">24</span><span·class="p">,</span><span·class="p"·data-group-id="3297385699-4">{</span><span·class="ss">july</span><span·class="p">,</span><span·class="mi">29</span><[·...·truncated·by·diffoscope;·len:·93,·SHA:·1dd17036b56507bc0d1c2ebc79b0845f722d4f3f76e7cd2e60cc3d55e0138062·...·]-3">}</span><span·class="gp·unselectable"> |
| 328 | 2>·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 328 | 2>·</span><span·class="nf">element</span><span·class="p"·data-group-id="3297385699-5">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">P</span><span·class="p"·data-group-id="3297385699-5">)</span><span·class="p">.</span><span·class="w"> |
| 329 | </span><span·class="ss">adam</span><span·class="gp·unselectable"> | 329 | </span><span·class="ss">adam</span><span·class="gp·unselectable"> |
| 330 | 3>·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 330 | 3>·</span><span·class="nf">element</span><span·class="p"·data-group-id="3297385699-6">(</span><span·class="mi">3</span><span·class="p">,</span><span·class="n">P</span><span·class="p"·data-group-id="3297385699-6">)</span><span·class="p">.</span><span·class="w"> |
| 331 | </span><span·class="p"·data-group-id=" | 331 | </span><span·class="p"·data-group-id="3297385699-7">{</span><span·class="ss">july</span><span·class="p">,</span><span·class="mi">29</span><span·class="p"·data-group-id="3297385699-7">}</span><span·class="gp·unselectable"> |
| 332 | 4>·</span><span·class="n">P2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">setelement</span><span·class="p"·data-group-id=" | 332 | 4>·</span><span·class="n">P2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">setelement</span><span·class="p"·data-group-id="3297385699-8">(</span><span·class="mi">2</span><span·class="p">,</span><span·class="n">P</span><span·class="p">,</span><span·class="mi">25</span><span·class="p"·data-group-id="3297385699-8">)</span><span·class="p">.</span><span·class="w"> |
| 333 | </span><span·class="p"·data-group-id=" | 333 | </span><span·class="p"·data-group-id="3297385699-9">{</span><span·class="ss">adam</span><span·class="p">,</span><span·class="mi">25</span><span·class="p">,</span><span·class="p"·data-group-id="3297385699-10">{</span><span·class="ss">july</span><span·class="p">,</span><span·class="mi">29</span>[·...·truncated·by·diffoscope;·len:·95,·SHA:·acc44e5a5fd0bf242912d04b0bb5dab4787b60a1c7dcc4fd68abed8af61171a3·...·]-9">}</span><span·class="gp·unselectable"> |
| 334 | 5>·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id=" | 334 | 5>·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id="3297385699-11">(</span><span·class="n">P</span><span·class="p"·data-group-id="3297385699-11">)</span><span·class="p">.</span><span·class="w"> |
| 335 | </span><span·class="mi">3</span><span·class="gp·unselectable"> | 335 | </span><span·class="mi">3</span><span·class="gp·unselectable"> |
| 336 | 6>·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id=" | 336 | 6>·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id="3297385699-12">(</span><span·class="p"·data-group-id="3297385699-13">{</span><span·class="p"·data-group-id="3297385699-13">}</span><span·class="p"·data-group-id="3297385699-12">)</span><span·class="p">.</span><span·class="w"> |
| 337 | </span><span·class="mi">0</span><span·class="gp·unselectable"> | 337 | </span><span·class="mi">0</span><span·class="gp·unselectable"> |
| 338 | 7>·</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id=" | 338 | 7>·</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id="3297385699-14">(</span><span·class="p"·data-group-id="3297385699-15">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="3297385699-15">}</span><s[·...·truncated·by·diffoscope;·len:·39,·SHA:·e85a77068fe06226f6d552660c2cdce59e3e2ca33ad9e60841ee47041e58e4c4·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 339 | </span><span·class="ss">true</span></code></pre><h2·id="map"·class="section-heading"> | 339 | </span><span·class="ss">true</span></code></pre><h2·id="map"·class="section-heading"> |
| 340 | ··<a·href="#map"·class="hover-link"> | 340 | ··<a·href="#map"·class="hover-link"> |
| 341 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 341 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 342 | ··</a> | 342 | ··</a> |
| 343 | ··<span·class="text">Map</span> | 343 | ··<span·class="text">Map</span> |
| 344 | </h2> | 344 | </h2> |
| 345 | <p>A·map·is·a·compound·data·type·with·a·variable·number·of·key-value·associations:</p><pre><code·class="text">#{Key1·=>·Value1,·...,·KeyN·=>·ValueN}</code></pre><p>Each·key-value·association·in·the·map·is·called·an·<em>association·pair</em>.·The·key | 345 | <p>A·map·is·a·compound·data·type·with·a·variable·number·of·key-value·associations:</p><pre><code·class="text">#{Key1·=>·Value1,·...,·KeyN·=>·ValueN}</code></pre><p>Each·key-value·association·in·the·map·is·called·an·<em>association·pair</em>.·The·key |
| 346 | and·value·parts·of·the·pair·are·called·<em>elements</em>.·The·number·of·association | 346 | and·value·parts·of·the·pair·are·called·<em>elements</em>.·The·number·of·association |
| 347 | pairs·is·said·to·be·the·<em>size</em>·of·the·map.</p><p>There·exists·a·number·of·BIFs·to·manipulate·maps.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">M1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 347 | pairs·is·said·to·be·the·<em>size</em>·of·the·map.</p><p>There·exists·a·number·of·BIFs·to·manipulate·maps.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">M1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1948455422-1">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">adam</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">age</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·453,·SHA:·3be95fe4bfc0586eeae4cf068ff2d8db5a3d2593e1a37db92c410895715388c0·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 348 | </span><span·class="p"·data-group-id=" | 348 | </span><span·class="p"·data-group-id="1948455422-3">#{</span><span·class="ss">age</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">24</span><span·class="p">,</span><span·class="ss">date</span><span·class="w">·</span><span·class="p">=></span>[·...·truncated·by·diffoscope;·len:·405,·SHA:·5609e6b35b16d29823cdb28abd7e109460a45da6b6a7f06f33e8069a1a0340ac·...·]-3">}</span><span·class="gp·unselectable"> |
| 349 | 2>·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 349 | 2>·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id="1948455422-5">(</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M1</span><span·class="p"·data-group-id="1948455422-5">)</span><span·class="p">.</span><span·class="w"> |
| 350 | </span><span·class="ss">adam</span><span·class="gp·unselectable"> | 350 | </span><span·class="ss">adam</span><span·class="gp·unselectable"> |
| 351 | 3>·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 351 | 3>·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id="1948455422-6">(</span><span·class="ss">date</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M1</span><span·class="p"·data-group-id="1948455422-6">)</span><span·class="p">.</span><span·class="w"> |
| 352 | </span><span·class="p"·data-group-id=" | 352 | </span><span·class="p"·data-group-id="1948455422-7">{</span><span·class="ss">july</span><span·class="p">,</span><span·class="mi">29</span><span·class="p"·data-group-id="1948455422-7">}</span><span·class="gp·unselectable"> |
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| 331 | ······<p·class="built-using"> | 331 | ······<p·class="built-using"> |
| 332 | ········Built·using | 332 | ········Built·using |
| 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 335 | ······</p> | 335 | ······</p> |
| 336 | <p>Copyright·©·1996-202 | 336 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 337 | ····</footer> | 337 | ····</footer> |
| 338 | ··</div> | 338 | ··</div> |
| 339 | </main> | 339 | </main> |
| 340 | </div> | 340 | </div> |
| 341 | <script> | 341 | <script> |
| 342 | ··function·mermaidLoaded()·{ | 342 | ··function·mermaidLoaded()·{ |
| 343 | ····mermaid.initialize({ | 343 | ····mermaid.initialize({ |
| Offset 152, 135 lines modified | Offset 152, 135 lines modified | ||
| 152 | the·code·for·a·process·in·a·generic·part·(a·behaviour·module)·and·a·specific | 152 | the·code·for·a·process·in·a·generic·part·(a·behaviour·module)·and·a·specific |
| 153 | part·(a·<em>callback·module</em>).</p><p>The·behaviour·module·is·part·of·Erlang/OTP.·To·implement·a·process·such·as·a | 153 | part·(a·<em>callback·module</em>).</p><p>The·behaviour·module·is·part·of·Erlang/OTP.·To·implement·a·process·such·as·a |
| 154 | supervisor,·the·user·only·needs·to·implement·the·callback·module,·which·is·to | 154 | supervisor,·the·user·only·needs·to·implement·the·callback·module,·which·is·to |
| 155 | export·a·pre-defined·set·of·functions,·the·<em>callback·functions</em>.</p><p>The·following·example·illustrate·how·code·can·be·divided·into·a·generic·and·a | 155 | export·a·pre-defined·set·of·functions,·the·<em>callback·functions</em>.</p><p>The·following·example·illustrate·how·code·can·be·divided·into·a·generic·and·a |
| 156 | specific·part.·Consider·the·following·code·(written·in·plain·Erlang)·for·a | 156 | specific·part.·Consider·the·following·code·(written·in·plain·Erlang)·for·a |
| 157 | simple·server,·which·keeps·track·of·a·number·of·"channels".·Other·processes·can | 157 | simple·server,·which·keeps·track·of·a·number·of·"channels".·Other·processes·can |
| 158 | allocate·and·free·the·channels·by·calling·the·functions·<code·class="inline">alloc/0</code>·and·<code·class="inline">free/1</code>, | 158 | allocate·and·free·the·channels·by·calling·the·functions·<code·class="inline">alloc/0</code>·and·<code·class="inline">free/1</code>, |
| 159 | respectively.</p><p><a·href=""·id="ch1"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 159 | respectively.</p><p><a·href=""·id="ch1"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0782133412-1">(</span><span·class="ss">ch1</span><span·class="p"·data-group-id="0782133412-1">)</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 160 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0782133412-2">(</span><span·class="p"·data-group-id="0782133412-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="0782133412-3">]</span><span·class="p"·data-group-id="0782133412-2">)</span><span·class="p">.</span><span·class="w"> |
| 161 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 161 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0782133412-4">(</span><span·class="p"·data-group-id="0782133412-5">[</span><span·class="ss">alloc</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">free</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·67a97e6f5ea6081b496d99da5acb1e8e0959ee38c421eaf53177a236f137266f·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 162 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0782133412-6">(</span><span·class="p"·data-group-id="0782133412-7">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="0782133412-7">]</span><span·class="p"·data-group-id="0782133412-6">)</span><span·class="p">.</span><span·class="w"> |
| 163 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 163 | </span><span·class="nf">start</span><span·class="p"·data-group-id="0782133412-8">(</span><span·class="p"·data-group-id="0782133412-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 164 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 164 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="0782133412-9">(</span><span·class="ss">ch1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0782133412-10">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·66,·SHA:·cd08bac985b111e1edb8bd899d3a9b97f848fec46498b8da7ec5644bac343800·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 165 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="0782133412-11">(</span><span·class="p"·data-group-id="0782133412-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 166 | ····</span><span·class="ss">ch1</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 166 | ····</span><span·class="ss">ch1</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0782133412-12">{</span><span·class="nf">self</span><span·class="p"·data-group-id="0782133412-13">(</span><span·class="p"·data-group-id="0782133412-13">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">alloc</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·df0822e06cf5d001cc90c362658a21992f577f5df2bdd2d44a59f15901f3332f·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 167 | ····</span><span·class="k">receive</span><span·class="w"> | 167 | ····</span><span·class="k">receive</span><span·class="w"> |
| 168 | ········</span><span·class="p"·data-group-id=" | 168 | ········</span><span·class="p"·data-group-id="0782133412-14">{</span><span·class="ss">ch1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Res</span><span·class="p"·data-group-id="0782133412-14">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 169 | ············</span><span·class="n">Res</span><span·class="w"> | 169 | ············</span><span·class="n">Res</span><span·class="w"> |
| 170 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 170 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="nf">free</span><span·class="p"·data-group-id=" | 171 | </span><span·class="nf">free</span><span·class="p"·data-group-id="0782133412-15">(</span><span·class="n">Ch</span><span·class="p"·data-group-id="0782133412-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ····</span><span·class="ss">ch1</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 172 | ····</span><span·class="ss">ch1</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0782133412-16">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="0782133412-16">}</span><span·class="p">,</span><span·class="w"> |
| 173 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 173 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 174 | </span><span·class="nf">init</span><span·class="p"·data-group-id="0782133412-17">(</span><span·class="p"·data-group-id="0782133412-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 175 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 175 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="0782133412-18">(</span><span·class="ss">ch1</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="0782133412-19">(</span><span·class="p"·data-group-id="0782133412-19">)</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·3a5605597e5afa1c2610ee1c0035f228a6dce4017a5ba2fe2819b36c784cae92·...·]-18">)</span><span·class="p">,</span><span·class="w"> |
| 176 | ····</span><span·class="n">Chs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">channels</span><span·class="p"·data-group-id=" | 176 | ····</span><span·class="n">Chs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">channels</span><span·class="p"·data-group-id="0782133412-20">(</span><span·class="p"·data-group-id="0782133412-20">)</span><span·class="p">,</span><span·class="w"> |
| 177 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="0782133412-21">(</span><span·class="n">Chs</span><span·class="p"·data-group-id="0782133412-21">)</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 178 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="0782133412-22">(</span><span·class="n">Chs</span><span·class="p"·data-group-id="0782133412-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ····</span><span·class="k">receive</span><span·class="w"> | 179 | ····</span><span·class="k">receive</span><span·class="w"> |
| 180 | ········</span><span·class="p"·data-group-id=" | 180 | ········</span><span·class="p"·data-group-id="0782133412-23">{</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">alloc</span><span·class="p"·data-group-id="0782133412-23">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ············</span><span·class="p"·data-group-id=" | 181 | ············</span><span·class="p"·data-group-id="0782133412-24">{</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="0782133412-24">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·143,·SHA:·cc65bd3af6efbecb21d63ae9d3fb4f5a516cf7941e6c6e4a07d83763048ed056·...·]-25">)</span><span·class="p">,</span><span·class="w"> |
| 182 | ············</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 182 | ············</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0782133412-26">{</span><span·class="ss">ch1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="0782133412-26">}</span><span·class="p">,</span><span·class="w"> |
| 183 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 183 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="0782133412-27">(</span><span·class="n">Chs2</span><span·class="p"·data-group-id="0782133412-27">)</span><span·class="p">;</span><span·class="w"> |
| 184 | ········</span><span·class="p"·data-group-id=" | 184 | ········</span><span·class="p"·data-group-id="0782133412-28">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="0782133412-28">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 185 | ············</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id=" | 185 | ············</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id="0782133412-29">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="0782133412-29">)</span><span·class="p">,</span><span·class="w"> |
| 186 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 186 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="0782133412-30">(</span><span·class="n">Chs2</span><span·class="p"·data-group-id="0782133412-30">)</span><span·class="w"> |
| 187 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·code·for·the·server·can·be·rewritten·into·a·generic·part·<code·class="inline">server.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 187 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·code·for·the·server·can·be·rewritten·into·a·generic·part·<code·class="inline">server.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4483469073-1">(</span><span·class="ss">server</span><span·class="p"·data-group-id="4483469073-1">)</span><span·class="p">.</span><span·class="w"> |
| 188 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 188 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4483469073-2">(</span><span·class="p"·data-group-id="4483469073-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="4483469073-3">]</span><span·class="p"·data-group-id="4483469073-2">)</span><span·class="p">.</span><span·class="w"> |
| 189 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 189 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4483469073-4">(</span><span·class="p"·data-group-id="4483469073-5">[</span><span·class="ss">call</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">cast</span><span·class="p">/</span><spa[·...·truncated·by·diffoscope;·len:·115,·SHA:·cd8bb65a4f9c247c71f5b87ee81c06a912d4e52964b5eb8b00a9d60903a89081·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 190 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 190 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4483469073-6">(</span><span·class="p"·data-group-id="4483469073-7">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="4483469073-7">]</span><span·class="p"·data-group-id="4483469073-6">)</span><span·class="p">.</span><span·class="w"> |
| 191 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 191 | </span><span·class="nf">start</span><span·class="p"·data-group-id="4483469073-8">(</span><span·class="n">Mod</span><span·class="p"·data-group-id="4483469073-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 192 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 192 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="4483469073-9">(</span><span·class="ss">server</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4483469073-10">[</span><span·class="n">Mod</span>[·...·truncated·by·diffoscope;·len:·95,·SHA:·a0c813573841ce9fd4b8919ab025ab256a2433ca0c7a32cc55d0d1191e6c99d4·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="nf">call</span><span·class="p"·data-group-id=" | 193 | </span><span·class="nf">call</span><span·class="p"·data-group-id="4483469073-11">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Req</span><span·class="p"·data-group-id="4483469073-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 194 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4483469073-12">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="4483469073-13">(</span><span·class="p"·data-group-id="4483469073-13">)</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·94,·SHA:·eaa2c8db63f2d7bc67caf9e07a7a0e0e905ce9b776d93c4ba558163d9ab76831·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 195 | ····</span><span·class="k">receive</span><span·class="w"> | 195 | ····</span><span·class="k">receive</span><span·class="w"> |
| 196 | ········</span><span·class="p"·data-group-id=" | 196 | ········</span><span·class="p"·data-group-id="4483469073-14">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Res</span><span·class="p"·data-group-id="4483469073-14">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 197 | ············</span><span·class="n">Res</span><span·class="w"> | 197 | ············</span><span·class="n">Res</span><span·class="w"> |
| 198 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 198 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="nf">cast</span><span·class="p"·data-group-id=" | 199 | </span><span·class="nf">cast</span><span·class="p"·data-group-id="4483469073-15">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Req</span><span·class="p"·data-group-id="4483469073-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 200 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4483469073-16">{</span><span·class="ss">cast</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Req</span><span·class="p"·data-group-id="4483469073-16">}</span><span·class="p">,</span><span·class="w"> |
| 201 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 201 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 202 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 202 | </span><span·class="nf">init</span><span·class="p"·data-group-id="4483469073-17">(</span><span·class="n">Mod</span><span·class="p"·data-group-id="4483469073-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 203 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 203 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="4483469073-18">(</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="4483469073-19">(</span><span·class="p"·data-group-id="4483469073-19">)</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·26b811b962168ac4c273bd34dfe48fa95fe626cd9c974b5376be8977cfd736a5·...·]-18">)</span><span·class="p">,</span><span·class="w"> |
| 204 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">:</span><span·class="nf">init</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">:</span><span·class="nf">init</span><span·class="p"·data-group-id="4483469073-20">(</span><span·class="p"·data-group-id="4483469073-20">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="4483469073-21">(</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="4483469073-21">)</span><span·class="p">.</span><span·class="w"> |
| 206 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 206 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="4483469073-22">(</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="4483469073-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ····</span><span·class="k">receive</span><span·class="w"> | 207 | ····</span><span·class="k">receive</span><span·class="w"> |
| 208 | ········</span><span·class="p"·data-group-id=" | 208 | ········</span><span·class="p"·data-group-id="4483469073-23">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Req</span><span·class="p"·data-group-id="4483469073-23">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | ············</span><span·class="p"·data-group-id=" | 209 | ············</span><span·class="p"·data-group-id="4483469073-24">{</span><span·class="n">Res</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State2</span><span·class="p"·data-group-id="4483469073-24">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·278,·SHA:·f1160f57096e86d392c1fbcd115cba3c1b295eee1f69ca200ef1622406483696·...·]-25">)</span><span·class="p">,</span><span·class="w"> |
| 210 | ············</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 210 | ············</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4483469073-26">{</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Res</span><span·class="p"·data-group-id="4483469073-26">}</span><span·class="p">,</span><span·class="w"> |
| 211 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 211 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="4483469073-27">(</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State2</span><span·class="p"·data-group-id="4483469073-27">)</span><span·class="p">;</span><span·class="w"> |
| 212 | ········</span><span·class="p"·data-group-id=" | 212 | ········</span><span·class="p"·data-group-id="4483469073-28">{</span><span·class="ss">cast</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Req</span><span·class="p"·data-group-id="4483469073-28">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 213 | ············</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">:</span><span·class="nf">handle_cast</span><span·class="p"·data-group-id=" | 213 | ············</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">:</span><span·class="nf">handle_cast</span><span·class="p"·data-group-id="4483469073-29">(</span><span·class="n">Req</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="4483469073-29">)</span><span·class="p">,</span><span·class="w"> |
| 214 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 214 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="4483469073-30">(</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State2</span><span·class="p"·data-group-id="4483469073-30">)</span><span·class="w"> |
| 215 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>And·a·callback·module·<code·class="inline">ch2.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 215 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>And·a·callback·module·<code·class="inline">ch2.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9378482804-1">(</span><span·class="ss">ch2</span><span·class="p"·data-group-id="9378482804-1">)</span><span·class="p">.</span><span·class="w"> |
| 216 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 216 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9378482804-2">(</span><span·class="p"·data-group-id="9378482804-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="9378482804-3">]</span><span·class="p"·data-group-id="9378482804-2">)</span><span·class="p">.</span><span·class="w"> |
| 217 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 217 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9378482804-4">(</span><span·class="p"·data-group-id="9378482804-5">[</span><span·class="ss">alloc</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">free</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·dbdc3ff677b38ef44428938b780ceb2ddcdf8c1940e5c2205409403178664a8a·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 218 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 218 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9378482804-6">(</span><span·class="p"·data-group-id="9378482804-7">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_call</span><span·class="p">/</sp[·...·truncated·by·diffoscope;·len:·254,·SHA:·f7ecacd43186cc11694dfdd8485b69d76ac3bd2ed87ac68fc41c6fc6d97eb112·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 219 | </span><span·class="nf">start</span><span·class="p"·data-group-id="9378482804-8">(</span><span·class="p"·data-group-id="9378482804-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 220 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="9378482804-9">(</span><span·class="ss">ch2</span><span·class="p"·data-group-id="9378482804-9">)</span><span·class="p">.</span><span·class="w"> |
| 221 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 221 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="9378482804-10">(</span><span·class="p"·data-group-id="9378482804-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 222 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 222 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="9378482804-11">(</span><span·class="ss">ch2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">alloc</span><span·class="p"·data-group-id="9378482804-11">)</span><span·class="p">.</span><span·class="w"> |
| 223 | </span><span·class="nf">free</span><span·class="p"·data-group-id=" | 223 | </span><span·class="nf">free</span><span·class="p"·data-group-id="9378482804-12">(</span><span·class="n">Ch</span><span·class="p"·data-group-id="9378482804-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 224 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id=" | 224 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id="9378482804-13">(</span><span·class="ss">ch2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9378482804-14">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><sp[·...·truncated·by·diffoscope;·len:·92,·SHA:·6f2e0466eae2cfb9f030725b172d67529a685578108541ffd1d9be6b4979455b·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 225 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 225 | </span><span·class="nf">init</span><span·class="p"·data-group-id="9378482804-15">(</span><span·class="p"·data-group-id="9378482804-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 226 | ····</span><span·class="nf">channels</span><span·class="p"·data-group-id=" | 226 | ····</span><span·class="nf">channels</span><span·class="p"·data-group-id="9378482804-16">(</span><span·class="p"·data-group-id="9378482804-16">)</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 227 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id="9378482804-17">(</span><span·class="ss">alloc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="9378482804-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | ····</span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 228 | ····</span><span·class="nf">alloc</span><span·class="p"·data-group-id="9378482804-18">(</span><span·class="n">Chs</span><span·class="p"·data-group-id="9378482804-18">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·=>·{Ch,Chs2}</span><span·class="w"> |
| 229 | </span><span·class="nf">handle_cast</span><span·class="p"·data-group-id=" | 229 | </span><span·class="nf">handle_cast</span><span·class="p"·data-group-id="9378482804-19">(</span><span·class="p"·data-group-id="9378482804-20">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="9378482804-20">}</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·91,·SHA:·07edab2e5be899faf1222bd3c5c9bc2e2c1ec58392b2738a96eb5b3f09a90934·...·]-19">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 230 | ····</span><span·class="nf">free</span><span·class="p"·data-group-id=" | 230 | ····</span><span·class="nf">free</span><span·class="p"·data-group-id="9378482804-21">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="9378482804-21">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·=>·Chs2</span></code></pre><p>Notice·the·following:</p><ul><li>The·code·in·<code·class="inline">server</code>·can·be·reused·to·build·many·different·servers.</li><li>The·server·name,·in·this·example·the·atom·<code·class="inline">ch2</code>,·is·hidden·from·the·users·of |
| 231 | the·client·functions.·This·means·that·the·name·can·be·changed·without | 231 | the·client·functions.·This·means·that·the·name·can·be·changed·without |
| 232 | affecting·them.</li><li>The·protocol·(messages·sent·to·and·received·from·the·server)·is·also·hidden. | 232 | affecting·them.</li><li>The·protocol·(messages·sent·to·and·received·from·the·server)·is·also·hidden. |
| 233 | This·is·good·programming·practice·and·allows·one·to·change·the·protocol | 233 | This·is·good·programming·practice·and·allows·one·to·change·the·protocol |
| 234 | without·changing·the·code·using·the·interface·functions.</li><li>The·functionality·of·<code·class="inline">server</code>·can·be·extended·without·having·to·change·<code·class="inline">ch2</code> | 234 | without·changing·the·code·using·the·interface·functions.</li><li>The·functionality·of·<code·class="inline">server</code>·can·be·extended·without·having·to·change·<code·class="inline">ch2</code> |
| 235 | or·any·other·callback·module.</li></ul><p>In·<code·class="inline">ch1.erl</code>·and·<code·class="inline">ch2.erl</code>·above,·the·implementation·of·<code·class="inline">channels/0</code>,·<code·class="inline">alloc/1</code>, | 235 | or·any·other·callback·module.</li></ul><p>In·<code·class="inline">ch1.erl</code>·and·<code·class="inline">ch2.erl</code>·above,·the·implementation·of·<code·class="inline">channels/0</code>,·<code·class="inline">alloc/1</code>, |
| 236 | and·<code·class="inline">free/2</code>·has·been·intentionally·left·out,·as·it·is·not·relevant·to·the | 236 | and·<code·class="inline">free/2</code>·has·been·intentionally·left·out,·as·it·is·not·relevant·to·the |
| 237 | example.·For·completeness,·one·way·to·write·these·functions·is·given·below.·This | 237 | example.·For·completeness,·one·way·to·write·these·functions·is·given·below.·This |
| 238 | is·an·example·only,·a·realistic·implementation·must·be·able·to·handle·situations | 238 | is·an·example·only,·a·realistic·implementation·must·be·able·to·handle·situations |
| 239 | like·running·out·of·channels·to·allocate,·and·so·on.</p><p><a·href=""·id="channels-implementation"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">channels</span><span·class="p"·data-group-id=" | 239 | like·running·out·of·channels·to·allocate,·and·so·on.</p><p><a·href=""·id="channels-implementation"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">channels</span><span·class="p"·data-group-id="4784369973-1">(</span><span·class="p"·data-group-id="4784369973-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 240 | ···</span><span·class="p"·data-group-id=" | 240 | ···</span><span·class="p"·data-group-id="4784369973-2">{</span><span·class="p">_</span><span·class="n">Allocated</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4784369973-3">[</span><span·class="p"·data-group-id="4784369973-3">]</span>[·...·truncated·by·diffoscope;·len:·498,·SHA:·06f924ba74c5545c4bbb56e85b7dfc4ef43aa39c1a3aacb9cc54fbb470ebc160·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 241 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="4784369973-5">(</span><span·class="p"·data-group-id="4784369973-6">{</span><span·class="n">Allocated</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4784369973-7">[</span><span·class="n">H</span><span·class="p">|</span>[·...·truncated·by·diffoscope;·len:·294,·SHA:·9e6899c196412a01b1e7f3f059a11b36d068cb42e8be6fe6b8d6fa8feba244f3·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 242 | ···</span><span·class="p"·data-group-id=" | 242 | ···</span><span·class="p"·data-group-id="4784369973-8">{</span><span·class="n">H</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4784369973-9">{</span><span·class="p"·data-group-id="4784369973-10">[</span><span·class="n">H</span><span·class="p">|</span><span·c[·...·truncated·by·diffoscope;·len:·245,·SHA:·3010d66903307c50bd89ff8ef8bf9c0ae31ca6e7a87104ff510e47a9c29664e0·...·]-8">}</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="nf">free</span><span·class="p"·data-group-id=" | 243 | </span><span·class="nf">free</span><span·class="p"·data-group-id="4784369973-11">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4784369973-12">{</span><span·class="n">Alloc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Free</span><sp[·...·truncated·by·diffoscope;·len:·195,·SHA:·c3c9d10b173da93bf78c1d87b808308eb3f664935fe5923db52121c938c41ad1·...·]-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 244 | ···</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id=" | 244 | ···</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id="4784369973-13">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Alloc</span><span·class="p"·data-group-id="4784369973-13">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 245 | ······</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 245 | ······</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 246 | ·········</span><span·class="p"·data-group-id=" | 246 | ·········</span><span·class="p"·data-group-id="4784369973-14">{</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="4784369973-15">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Alloc</[·...·truncated·by·diffoscope;·len:·332,·SHA:·d8728c085db10652fff270d3deeb5deb13ddc51664ee5a31c426da59b1d096d1·...·]-14">}</span><span·class="p">;</span><span·class="w"> |
| 247 | ······</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 247 | ······</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 248 | ·········</span><span·class="n">Channels</span><span·class="w"> | 248 | ·········</span><span·class="n">Channels</span><span·class="w"> |
| 249 | ···</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Code·written·without·using·behaviours·can·be·more·efficient,·but·the·increased | 249 | ···</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Code·written·without·using·behaviours·can·be·more·efficient,·but·the·increased |
| 250 | efficiency·is·at·the·expense·of·generality.·The·ability·to·manage·all | 250 | efficiency·is·at·the·expense·of·generality.·The·ability·to·manage·all |
| 251 | applications·in·the·system·in·a·consistent·manner·is·important.</p><p>Using·behaviours·also·makes·it·easier·to·read·and·understand·code·written·by | 251 | applications·in·the·system·in·a·consistent·manner·is·important.</p><p>Using·behaviours·also·makes·it·easier·to·read·and·understand·code·written·by |
| 252 | other·programmers.·Improvised·programming·structures,·while·possibly·more | 252 | other·programmers.·Improvised·programming·structures,·while·possibly·more |
| 253 | efficient,·are·always·more·difficult·to·understand.</p><p>The·<code·class="inline">server</code>·module·corresponds,·greatly·simplified,·to·the·Erlang/OTP·behaviour | 253 | efficient,·are·always·more·difficult·to·understand.</p><p>The·<code·class="inline">server</code>·module·corresponds,·greatly·simplified,·to·the·Erlang/OTP·behaviour |
| 254 | <code·class="inline">gen_server</code>.</p><p>The·standard·Erlang/OTP·behaviours·are:</p><ul><li><p><a·href="gen_server_concepts.html">gen_server</a></p><p>For·implementing·the·server·of·a·client-server·relation</p></li><li><p><a·href="statem.html">gen_statem</a></p><p>For·implementing·state·machines</p></li><li><p><a·href="events.html">gen_event</a></p><p>For·implementing·event·handling·functionality</p></li><li><p><a·href="sup_princ.html">supervisor</a></p><p>For·implementing·a·supervisor·in·a·supervision·tree</p></li></ul><p>The·compiler·understands·the·module·attribute·<code·class="inline">-behaviour(Behaviour)</code>·and·issues | 254 | <code·class="inline">gen_server</code>.</p><p>The·standard·Erlang/OTP·behaviours·are:</p><ul><li><p><a·href="gen_server_concepts.html">gen_server</a></p><p>For·implementing·the·server·of·a·client-server·relation</p></li><li><p><a·href="statem.html">gen_statem</a></p><p>For·implementing·state·machines</p></li><li><p><a·href="events.html">gen_event</a></p><p>For·implementing·event·handling·functionality</p></li><li><p><a·href="sup_princ.html">supervisor</a></p><p>For·implementing·a·supervisor·in·a·supervision·tree</p></li></ul><p>The·compiler·understands·the·module·attribute·<code·class="inline">-behaviour(Behaviour)</code>·and·issues |
| 255 | warnings·about·missing·callback·functions,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 255 | warnings·about·missing·callback·functions,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7558556716-1">(</span><span·class="ss">chs3</span><span·class="p"·data-group-id="7558556716-1">)</span><span·class="p">.</span><span·class="w"> |
| 256 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 256 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="7558556716-2">(</span><span·class="ss">gen_server</span><span·class="p"·data-group-id="7558556716-2">)</span><span·class="p">.</span><span·class="w"> |
| 257 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 257 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 258 | </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 258 | </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nf">c</span><span·class="p"·data-group-id="7558556716-3">(</span><span·class="ss">chs3</span><span·class="p"·data-group-id="7558556716-3">)</span><span·class="p">.</span><span·class="w"> |
| 259 | </span><span·class="p">.</span><span·class="o">/</span><span·class="ss">chs3</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">10</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="ss">call</span><span·class="o">-</span><span·class="ss">back</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="ss">handle_call</span><span·class="p">/</span><span·class="mi">3</span><span·class="w"> | 259 | </span><span·class="p">.</span><span·class="o">/</span><span·class="ss">chs3</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">10</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="ss">call</span><span·class="o">-</span><span·class="ss">back</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="ss">handle_call</span><span·class="p">/</span><span·class="mi">3</span><span·class="w"> |
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| 142 | </h2> | 142 | </h2> |
| 143 | <p>A·<em>node</em>·is·an·executing·Erlang·runtime·system·that·has·been·given·a·name,·using | 143 | <p>A·<em>node</em>·is·an·executing·Erlang·runtime·system·that·has·been·given·a·name,·using |
| 144 | the·command-line·flag·<a·href="../../erts-15.2.2/doc/html/erl_cmd.html#name"><code·class="inline">-name</code></a>·(long·names)·or | 144 | the·command-line·flag·<a·href="../../erts-15.2.2/doc/html/erl_cmd.html#name"><code·class="inline">-name</code></a>·(long·names)·or |
| 145 | <a·href="../../erts-15.2.2/doc/html/erl_cmd.html#sname"><code·class="inline">-sname</code></a>·(short·names).</p><p>The·format·of·the·node·name·is·an·atom·<code·class="inline">name@host</code>.·<code·class="inline">name</code>·is·the·name·given·by | 145 | <a·href="../../erts-15.2.2/doc/html/erl_cmd.html#sname"><code·class="inline">-sname</code></a>·(short·names).</p><p>The·format·of·the·node·name·is·an·atom·<code·class="inline">name@host</code>.·<code·class="inline">name</code>·is·the·name·given·by |
| 146 | the·user.·<code·class="inline">host</code>·is·the·full·host·name·if·long·names·are·used,·or·the·first·part | 146 | the·user.·<code·class="inline">host</code>·is·the·full·host·name·if·long·names·are·used,·or·the·first·part |
| 147 | of·the·host·name·if·short·names·are·used.·Function·<a·href="../../erts-15.2.2/doc/html/erlang.html#node/0"><code·class="inline">node()</code></a> | 147 | of·the·host·name·if·short·names·are·used.·Function·<a·href="../../erts-15.2.2/doc/html/erlang.html#node/0"><code·class="inline">node()</code></a> |
| 148 | returns·the·name·of·the·node.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-name·dilbert</span><span·class="w"> | 148 | returns·the·name·of·the·node.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-name·dilbert</span><span·class="w"> |
| 149 | </span><span·class="p"·data-group-id=" | 149 | </span><span·class="p"·data-group-id="8643143610-1">(</span><span·class="ss">dilbert@uab</span><span·class="p">.</span><span·class="ss">ericsson</span><span·class="p">.</span><span·class="ss">se</span><span·class="p"·data-group-id="8643143610-1">)</span><span·class="mi">1</span><span·class="o"[·...·truncated·by·diffoscope;·len:·158,·SHA:·039afbbd88e3f9be74034b46feef2fb1bb2fb1343aa8399b4501c02dbb9494c9·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="ss">'dilbert@uab.ericsson.se'</span><span·class="w"> | 150 | </span><span·class="ss">'dilbert@uab.ericsson.se'</span><span·class="w"> |
| 151 | </span><span·class="c1">%·erl·-sname·dilbert</span><span·class="gp·unselectable"> | 151 | </span><span·class="c1">%·erl·-sname·dilbert</span><span·class="gp·unselectable"> |
| 152 | (dilbert@uab)1>·</span><span·class="nf">node</span><span·class="p"·data-group-id=" | 152 | (dilbert@uab)1>·</span><span·class="nf">node</span><span·class="p"·data-group-id="8643143610-3">(</span><span·class="p"·data-group-id="8643143610-3">)</span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="ss">dilbert@uab</span></code></pre><p>The·node·name·can·also·be·given·in·runtime·by·calling·<a·href="../../lib/kernel-10.2.2/doc/html/net_kernel.html#start/1"><code·class="inline">net_kernel:start/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl</span><span·class="gp·unselectable"> | 153 | </span><span·class="ss">dilbert@uab</span></code></pre><p>The·node·name·can·also·be·given·in·runtime·by·calling·<a·href="../../lib/kernel-10.2.2/doc/html/net_kernel.html#start/1"><code·class="inline">net_kernel:start/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl</span><span·class="gp·unselectable"> |
| 154 | 1>·</span><span·class="nf">node</span><span·class="p"·data-group-id=" | 154 | 1>·</span><span·class="nf">node</span><span·class="p"·data-group-id="9013587556-1">(</span><span·class="p"·data-group-id="9013587556-1">)</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="ss">nonode@nohost</span><span·class="gp·unselectable"> | 155 | </span><span·class="ss">nonode@nohost</span><span·class="gp·unselectable"> |
| 156 | 2>·</span><span·class="nc">net_kernel</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 156 | 2>·</span><span·class="nc">net_kernel</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="9013587556-2">(</span><span·class="p"·data-group-id="9013587556-3">[</span><span·class="ss">dilbert</span><span·class="p">,</span><span·class="ss">shortnames</span><span·class="p"·data-group-id="9013587556-3">]</span><span·class="p"·data-group-id="90135875[·...·truncated·by·diffoscope;·len:·2,·SHA:·7688b6ef52555962d008fff894223582c484517cea7da49ee67800adc7fc8866·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="p"·data-group-id=" | 157 | </span><span·class="p"·data-group-id="9013587556-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.102</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="9013587556-4">}</span><span·class="gp·unselectable"> |
| 158 | (dilbert@uab)3>·</span><span·class="nf">node</span><span·class="p"·data-group-id=" | 158 | (dilbert@uab)3>·</span><span·class="nf">node</span><span·class="p"·data-group-id="9013587556-5">(</span><span·class="p"·data-group-id="9013587556-5">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="ss">dilbert@uab</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>A·node·with·a·long·node·name·cannot·communicate·with·a·node·with·a·short·node | 159 | </span><span·class="ss">dilbert@uab</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>A·node·with·a·long·node·name·cannot·communicate·with·a·node·with·a·short·node |
| 160 | name.</p></section><h2·id="node-connections"·class="section-heading"> | 160 | name.</p></section><h2·id="node-connections"·class="section-heading"> |
| 161 | ··<a·href="#node-connections"·class="hover-link"> | 161 | ··<a·href="#node-connections"·class="hover-link"> |
| 162 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 162 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 163 | ··</a> | 163 | ··</a> |
| 164 | ··<span·class="text">Node·Connections</span> | 164 | ··<span·class="text">Node·Connections</span> |
| 165 | </h2> | 165 | </h2> |
| Offset 356, 15 lines modified | Offset 356, 15 lines modified | ||
| 356 | ······<p·class="built-using"> | 356 | ······<p·class="built-using"> |
| 357 | ········Built·using | 357 | ········Built·using |
| 358 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 358 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 359 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 359 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 360 | ······</p> | 360 | ······</p> |
| 361 | <p>Copyright·©·1996-202 | 361 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 362 | ····</footer> | 362 | ····</footer> |
| 363 | ··</div> | 363 | ··</div> |
| 364 | </main> | 364 | </main> |
| 365 | </div> | 365 | </div> |
| 366 | <script> | 366 | <script> |
| 367 | ··function·mermaidLoaded()·{ | 367 | ··function·mermaidLoaded()·{ |
| 368 | ····mermaid.initialize({ | 368 | ····mermaid.initialize({ |
| Offset 150, 36 lines modified | Offset 150, 36 lines modified | ||
| 150 | (within·the·time-out·specified·by·<code·class="inline">sync_nodes_timeout</code>).</li><li><p><code·class="inline">sync_nodes_timeout·=·integer()·|·infinity</code>·-·Specifies·how·many·milliseconds | 150 | (within·the·time-out·specified·by·<code·class="inline">sync_nodes_timeout</code>).</li><li><p><code·class="inline">sync_nodes_timeout·=·integer()·|·infinity</code>·-·Specifies·how·many·milliseconds |
| 151 | to·wait·for·the·other·nodes·to·start.</p></li></ul><p>When·started,·the·node·waits·for·all·nodes·specified·by·<code·class="inline">sync_nodes_mandatory</code> | 151 | to·wait·for·the·other·nodes·to·start.</p></li></ul><p>When·started,·the·node·waits·for·all·nodes·specified·by·<code·class="inline">sync_nodes_mandatory</code> |
| 152 | and·<code·class="inline">sync_nodes_optional</code>·to·come·up.·When·all·nodes·are·up,·or·when·all | 152 | and·<code·class="inline">sync_nodes_optional</code>·to·come·up.·When·all·nodes·are·up,·or·when·all |
| 153 | mandatory·nodes·are·up·and·the·time·specified·by·<code·class="inline">sync_nodes_timeout</code>·has | 153 | mandatory·nodes·are·up·and·the·time·specified·by·<code·class="inline">sync_nodes_timeout</code>·has |
| 154 | elapsed,·all·applications·start.·If·not·all·mandatory·nodes·are·up,·the·node | 154 | elapsed,·all·applications·start.·If·not·all·mandatory·nodes·are·up,·the·node |
| 155 | terminates.</p><p><em>Example:</em></p><p>An·application·<code·class="inline">myapp</code>·is·to·run·at·the·node·<code·class="inline">cp1@cave</code>.·If·this·node·goes·down, | 155 | terminates.</p><p><em>Example:</em></p><p>An·application·<code·class="inline">myapp</code>·is·to·run·at·the·node·<code·class="inline">cp1@cave</code>.·If·this·node·goes·down, |
| 156 | <code·class="inline">myapp</code>·is·to·be·restarted·at·<code·class="inline">cp2@cave</code>·or·<code·class="inline">cp3@cave</code>.·A·system·configuration | 156 | <code·class="inline">myapp</code>·is·to·be·restarted·at·<code·class="inline">cp2@cave</code>·or·<code·class="inline">cp3@cave</code>.·A·system·configuration |
| 157 | file·<code·class="inline">cp1.config</code>·for·<code·class="inline">cp1@cave</code>·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 157 | file·<code·class="inline">cp1.config</code>·for·<code·class="inline">cp1@cave</code>·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6949740801-1">[</span><span·class="p"·data-group-id="6949740801-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 158 | ··</span><span·class="p"·data-group-id=" | 158 | ··</span><span·class="p"·data-group-id="6949740801-3">[</span><span·class="p"·data-group-id="6949740801-4">{</span><span·class="ss">distributed</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6949740801-5">[</span><span·class="p"·data-group-id="6949740801-6">[·...·truncated·by·diffoscope;·len:·712,·SHA:·ca363ca1db7639ac197ede6579c037aba05fa6b51893f54793725d778ad8f512·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 159 | ···</span><span·class="p"·data-group-id=" | 159 | ···</span><span·class="p"·data-group-id="6949740801-9">{</span><span·class="ss">sync_nodes_mandatory</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6949740801-10">[</span><span·class="ss">cp2@cave</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·119,·SHA:·d053b687855e4bf573be50320475f26811b0411ef73731a2fce8dd640fd262ca·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 160 | ···</span><span·class="p"·data-group-id=" | 160 | ···</span><span·class="p"·data-group-id="6949740801-11">{</span><span·class="ss">sync_nodes_timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">5000</span><span·class="p"·data-group-id="6949740801-11">}</span><span·class="w"> |
| 161 | ··</span><span·class="p"·data-group-id=" | 161 | ··</span><span·class="p"·data-group-id="6949740801-3">]</span><span·class="w"> |
| 162 | ·</span><span·class="p"·data-group-id=" | 162 | ·</span><span·class="p"·data-group-id="6949740801-2">}</span><span·class="w"> |
| 163 | </span><span·class="p"·data-group-id=" | 163 | </span><span·class="p"·data-group-id="6949740801-1">]</span><span·class="p">.</span></code></pre><p>The·system·configuration·files·for·<code·class="inline">cp2@cave</code>·and·<code·class="inline">cp3@cave</code>·are·identical, |
| 164 | except·for·the·list·of·mandatory·nodes,·which·is·to·be·<code·class="inline">[cp1@cave,·cp3@cave]</code> | 164 | except·for·the·list·of·mandatory·nodes,·which·is·to·be·<code·class="inline">[cp1@cave,·cp3@cave]</code> |
| 165 | for·<code·class="inline">cp2@cave</code>·and·<code·class="inline">[cp1@cave,·cp2@cave]</code>·for·<code·class="inline">cp3@cave</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>All·involved·nodes·must·have·the·same·value·for·<code·class="inline">distributed</code>·and | 165 | for·<code·class="inline">cp2@cave</code>·and·<code·class="inline">[cp1@cave,·cp2@cave]</code>·for·<code·class="inline">cp3@cave</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>All·involved·nodes·must·have·the·same·value·for·<code·class="inline">distributed</code>·and |
| 166 | <code·class="inline">sync_nodes_timeout</code>.·Otherwise·the·system·behavior·is·undefined.</p></section><h2·id="starting-and-stopping-distributed-applications"·class="section-heading"> | 166 | <code·class="inline">sync_nodes_timeout</code>.·Otherwise·the·system·behavior·is·undefined.</p></section><h2·id="starting-and-stopping-distributed-applications"·class="section-heading"> |
| 167 | ··<a·href="#starting-and-stopping-distributed-applications"·class="hover-link"> | 167 | ··<a·href="#starting-and-stopping-distributed-applications"·class="hover-link"> |
| 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 169 | ··</a> | 169 | ··</a> |
| 170 | ··<span·class="text">Starting·and·Stopping·Distributed·Applications</span> | 170 | ··<span·class="text">Starting·and·Stopping·Distributed·Applications</span> |
| 171 | </h2> | 171 | </h2> |
| 172 | <p>When·all·involved·(mandatory)·nodes·have·been·started,·the·distributed | 172 | <p>When·all·involved·(mandatory)·nodes·have·been·started,·the·distributed |
| 173 | application·can·be·started·by·calling·<code·class="inline">application:start(Application)</code>·at·<em>all | 173 | application·can·be·started·by·calling·<code·class="inline">application:start(Application)</code>·at·<em>all |
| 174 | of·these·nodes.</em></p><p>A·boot·script·(see·<a·href="release_structure.html">Releases</a>)·can·be·used·that | 174 | of·these·nodes.</em></p><p>A·boot·script·(see·<a·href="release_structure.html">Releases</a>)·can·be·used·that |
| 175 | automatically·starts·the·application.</p><p>The·application·is·started·at·the·first·operational·node·that·is·listed·in·the | 175 | automatically·starts·the·application.</p><p>The·application·is·started·at·the·first·operational·node·that·is·listed·in·the |
| 176 | list·of·nodes·in·the·<code·class="inline">distributed</code>·configuration·parameter.·The·application·is | 176 | list·of·nodes·in·the·<code·class="inline">distributed</code>·configuration·parameter.·The·application·is |
| 177 | started·as·usual.·That·is,·an·application·master·is·created·and·calls·the | 177 | started·as·usual.·That·is,·an·application·master·is·created·and·calls·the |
| 178 | application·callback·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 178 | application·callback·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="2954198955-1">(</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StartArgs</span><span·class="p"·data-group-id="2954198955-1">)</span></code></pre><p>Example:</p><p>Continuing·the·example·from·the·previous·section,·the·three·nodes·are·started, |
| 179 | specifying·the·system·configuration·file:</p><pre><code·class="text">>·erl·-sname·cp1·-config·cp1 | 179 | specifying·the·system·configuration·file:</p><pre><code·class="text">>·erl·-sname·cp1·-config·cp1 |
| 180 | >·erl·-sname·cp2·-config·cp2 | 180 | >·erl·-sname·cp2·-config·cp2 |
| 181 | >·erl·-sname·cp3·-config·cp3</code></pre><p>When·all·nodes·are·operational,·<code·class="inline">myapp</code>·can·be·started.·This·is·achieved·by | 181 | >·erl·-sname·cp3·-config·cp3</code></pre><p>When·all·nodes·are·operational,·<code·class="inline">myapp</code>·can·be·started.·This·is·achieved·by |
| 182 | calling·<code·class="inline">application:start(myapp)</code>·at·all·three·nodes.·It·is·then·started·at | 182 | calling·<code·class="inline">application:start(myapp)</code>·at·all·three·nodes.·It·is·then·started·at |
| 183 | <code·class="inline">cp1</code>,·as·shown·in·the·following·figure:</p><p><a·href=""·id="dist1"></a></p><p><img·src="assets/dist1.gif"·alt="Application·myapp·-·Situation·1"·title="Application·myapp·-·Situation·1"/></p><p>Similarly,·the·application·must·be·stopped·by·calling | 183 | <code·class="inline">cp1</code>,·as·shown·in·the·following·figure:</p><p><a·href=""·id="dist1"></a></p><p><img·src="assets/dist1.gif"·alt="Application·myapp·-·Situation·1"·title="Application·myapp·-·Situation·1"/></p><p>Similarly,·the·application·must·be·stopped·by·calling |
| 184 | <code·class="inline">application:stop(Application)</code>·at·all·involved·nodes.</p><h2·id="failover"·class="section-heading"> | 184 | <code·class="inline">application:stop(Application)</code>·at·all·involved·nodes.</p><h2·id="failover"·class="section-heading"> |
| 185 | ··<a·href="#failover"·class="hover-link"> | 185 | ··<a·href="#failover"·class="hover-link"> |
| Offset 187, 30 lines modified | Offset 187, 30 lines modified | ||
| 187 | ··</a> | 187 | ··</a> |
| 188 | ··<span·class="text">Failover</span> | 188 | ··<span·class="text">Failover</span> |
| 189 | </h2> | 189 | </h2> |
| 190 | <p>If·the·node·where·the·application·is·running·goes·down,·the·application·is | 190 | <p>If·the·node·where·the·application·is·running·goes·down,·the·application·is |
| 191 | restarted·(after·the·specified·time-out)·at·the·first·operational·node·that·is | 191 | restarted·(after·the·specified·time-out)·at·the·first·operational·node·that·is |
| 192 | listed·in·the·list·of·nodes·in·the·<code·class="inline">distributed</code>·configuration·parameter.·This | 192 | listed·in·the·list·of·nodes·in·the·<code·class="inline">distributed</code>·configuration·parameter.·This |
| 193 | is·called·a·<em>failover</em>.</p><p>The·application·is·started·the·normal·way·at·the·new·node,·that·is,·by·the | 193 | is·called·a·<em>failover</em>.</p><p>The·application·is·started·the·normal·way·at·the·new·node,·that·is,·by·the |
| 194 | application·master·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 194 | application·master·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="2949590138-1">(</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StartArgs</span><span·class="p"·data-group-id="2949590138-1">)</span></code></pre><p>An·exception·is·if·the·application·has·the·<code·class="inline">start_phases</code>·key·defined·(see |
| 195 | <a·href="included_applications.html">Included·Applications</a>).·The·application·is·then | 195 | <a·href="included_applications.html">Included·Applications</a>).·The·application·is·then |
| 196 | instead·started·by·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 196 | instead·started·by·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6743292183-1">(</span><span·class="p"·data-group-id="6743292183-2">{</span><span·class="ss">failover</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="6743292183-2">}</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·100,·SHA:·5acbe0c86f2edbe5a9710b83a06427f4654aaf6c62770e18735eeb5d1343230c·...·]-1">)</span></code></pre><p>Here·<code·class="inline">Node</code>·is·the·terminated·node.</p><p><em>Example:</em></p><p>If·<code·class="inline">cp1</code>·goes·down,·the·system·checks·which·one·of·the·other·nodes,·<code·class="inline">cp2</code>·or |
| 197 | <code·class="inline">cp3</code>,·has·the·least·number·of·running·applications,·but·waits·for·5·seconds·for | 197 | <code·class="inline">cp3</code>,·has·the·least·number·of·running·applications,·but·waits·for·5·seconds·for |
| 198 | <code·class="inline">cp1</code>·to·restart.·If·<code·class="inline">cp1</code>·does·not·restart·and·<code·class="inline">cp2</code>·runs·fewer·applications | 198 | <code·class="inline">cp1</code>·to·restart.·If·<code·class="inline">cp1</code>·does·not·restart·and·<code·class="inline">cp2</code>·runs·fewer·applications |
| 199 | than·<code·class="inline">cp3</code>,·<code·class="inline">myapp</code>·is·restarted·on·<code·class="inline">cp2</code>.</p><p><a·href=""·id="dist2"></a></p><p><img·src="assets/dist2.gif"·alt="Application·myapp·-·Situation·2"·title="Application·myapp·-·Situation·2"/></p><p>Suppose·now·that·<code·class="inline">cp2</code>·goes·also·down·and·does·not·restart·within·5·seconds. | 199 | than·<code·class="inline">cp3</code>,·<code·class="inline">myapp</code>·is·restarted·on·<code·class="inline">cp2</code>.</p><p><a·href=""·id="dist2"></a></p><p><img·src="assets/dist2.gif"·alt="Application·myapp·-·Situation·2"·title="Application·myapp·-·Situation·2"/></p><p>Suppose·now·that·<code·class="inline">cp2</code>·goes·also·down·and·does·not·restart·within·5·seconds. |
| 200 | <code·class="inline">myapp</code>·is·now·restarted·on·<code·class="inline">cp3</code>.</p><p><a·href=""·id="dist3"></a></p><p><img·src="assets/dist3.gif"·alt="Application·myapp·-·Situation·3"·title="Application·myapp·-·Situation·3"/></p><h2·id="takeover"·class="section-heading"> | 200 | <code·class="inline">myapp</code>·is·now·restarted·on·<code·class="inline">cp3</code>.</p><p><a·href=""·id="dist3"></a></p><p><img·src="assets/dist3.gif"·alt="Application·myapp·-·Situation·3"·title="Application·myapp·-·Situation·3"/></p><h2·id="takeover"·class="section-heading"> |
| 201 | ··<a·href="#takeover"·class="hover-link"> | 201 | ··<a·href="#takeover"·class="hover-link"> |
| 202 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 202 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 203 | ··</a> | 203 | ··</a> |
| 204 | ··<span·class="text">Takeover</span> | 204 | ··<span·class="text">Takeover</span> |
| 205 | </h2> | 205 | </h2> |
| 206 | <p>If·a·node·is·started,·which·has·higher·priority·according·to·<code·class="inline">distributed</code>·than | 206 | <p>If·a·node·is·started,·which·has·higher·priority·according·to·<code·class="inline">distributed</code>·than |
| 207 | the·node·where·a·distributed·application·is·running,·the·application·is | 207 | the·node·where·a·distributed·application·is·running,·the·application·is |
| 208 | restarted·at·the·new·node·and·stopped·at·the·old·node.·This·is·called·a | 208 | restarted·at·the·new·node·and·stopped·at·the·old·node.·This·is·called·a |
| 209 | <em>takeover</em>.</p><p>The·application·is·started·by·the·application·master·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 209 | <em>takeover</em>.</p><p>The·application·is·started·by·the·application·master·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="3397041800-1">(</span><span·class="p"·data-group-id="3397041800-2">{</span><span·class="ss">takeover</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="3397041800-2">}</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·100,·SHA:·7cd16e2b1bc6063d482663014e91699cc72f31a0ea8a40b01ccfa524b5bc7897·...·]-1">)</span></code></pre><p>Here·<code·class="inline">Node</code>·is·the·old·node.</p><p><em>Example:</em></p><p>If·<code·class="inline">myapp</code>·is·running·at·<code·class="inline">cp3</code>,·and·if·<code·class="inline">cp2</code>·now·restarts,·it·does·not·restart |
| 210 | <code·class="inline">myapp</code>,·as·the·order·between·the·<code·class="inline">cp2</code>·and·<code·class="inline">cp3</code>·nodes·is·undefined.</p><p><a·href=""·id="dist4"></a></p><p><img·src="assets/dist4.gif"·alt="Application·myapp·-·Situation·4"·title="Application·myapp·-·Situation·4"/></p><p>However,·if·<code·class="inline">cp1</code>·also·restarts,·the·function·<a·href="../../lib/kernel-10.2.2/doc/html/application.html#takeover/2"><code·class="inline">application:takeover/2</code></a>·moves | 210 | <code·class="inline">myapp</code>,·as·the·order·between·the·<code·class="inline">cp2</code>·and·<code·class="inline">cp3</code>·nodes·is·undefined.</p><p><a·href=""·id="dist4"></a></p><p><img·src="assets/dist4.gif"·alt="Application·myapp·-·Situation·4"·title="Application·myapp·-·Situation·4"/></p><p>However,·if·<code·class="inline">cp1</code>·also·restarts,·the·function·<a·href="../../lib/kernel-10.2.2/doc/html/application.html#takeover/2"><code·class="inline">application:takeover/2</code></a>·moves |
| 211 | <code·class="inline">myapp</code>·to·<code·class="inline">cp1</code>,·as·<code·class="inline">cp1</code>·has·a·higher·priority·than·<code·class="inline">cp3</code>·for·this | 211 | <code·class="inline">myapp</code>·to·<code·class="inline">cp1</code>,·as·<code·class="inline">cp1</code>·has·a·higher·priority·than·<code·class="inline">cp3</code>·for·this |
| 212 | application.·In·this·case,·<code·class="inline">Module:start({takeover,·cp3@cave},·StartArgs)</code>·is | 212 | application.·In·this·case,·<code·class="inline">Module:start({takeover,·cp3@cave},·StartArgs)</code>·is |
| 213 | executed·at·<code·class="inline">cp1</code>·to·start·the·application.</p><p><a·href=""·id="dist5"></a></p><p><img·src="assets/dist5.gif"·alt="Application·myapp·-·Situation·5"·title="Application·myapp·-·Situation·5"/></p> | 213 | executed·at·<code·class="inline">cp1</code>·to·start·the·application.</p><p><a·href=""·id="dist5"></a></p><p><img·src="assets/dist5.gif"·alt="Application·myapp·-·Situation·5"·title="Application·myapp·-·Situation·5"/></p> |
| 214 | </div> | 214 | </div> |
| 215 | <div·class="bottom-actions"·id="bottom-actions"> | 215 | <div·class="bottom-actions"·id="bottom-actions"> |
| Offset 257, 15 lines modified | Offset 257, 15 lines modified | ||
| 257 | ······<p·class="built-using"> | 257 | ······<p·class="built-using"> |
| 258 | ········Built·using | 258 | ········Built·using |
| 259 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 259 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 260 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 260 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 261 | ······</p> | 261 | ······</p> |
| 262 | <p>Copyright·©·1996-202 | 262 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 263 | ····</footer> | 263 | ····</footer> |
| 264 | ··</div> | 264 | ··</div> |
| 265 | </main> | 265 | </main> |
| 266 | </div> | 266 | </div> |
| 267 | <script> | 267 | <script> |
| 268 | ··function·mermaidLoaded()·{ | 268 | ··function·mermaidLoaded()·{ |
| 269 | ····mermaid.initialize({ | 269 | ····mermaid.initialize({ |
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| 112 | ······</a> | 112 | ······</a> |
| 113 | ····<span>Documentation</span> | 113 | ····<span>Documentation</span> |
| 114 | ··</h1> | 114 | ··</h1> |
| 115 | <p>Documentation·in·Erlang·is·done·through·the·<code·class="inline">-moduledoc</code>·and·<code·class="inline">-doc</code> | 115 | <p>Documentation·in·Erlang·is·done·through·the·<code·class="inline">-moduledoc</code>·and·<code·class="inline">-doc</code> |
| 116 | <a·href="modules.html#module-attributes">attributes</a>.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0 | 116 | <a·href="modules.html#module-attributes">attributes</a>.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0926036135-1">(</span><span·class="ss">arith</span><span·class="p"·data-group-id="0926036135-1">)</span><span·class="p">.</span><span·class="w"> |
| 117 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="s">""" | 117 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="s">""" |
| 118 | A·module·for·basic·arithmetic. | 118 | A·module·for·basic·arithmetic. |
| 119 | """</span><span·class="p">.</span><span·class="w"> | 119 | """</span><span·class="p">.</span><span·class="w"> |
| 120 | </span><span·class="w"> | 120 | </span><span·class="w"> |
| 121 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0 | 121 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0926036135-2">(</span><span·class="p"·data-group-id="0926036135-3">[</span><span·class="ss">add</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="0926036135-3">]</span><span·class="p"·data-group-id="0926036135-2">)</span><span·class="p">.</span><span·class="w"> |
| 122 | </span><span·class="w"> | 122 | </span><span·class="w"> |
| 123 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">"Adds·two·numbers."</span><span·class="p">.</span><span·class="w"> | 123 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">"Adds·two·numbers."</span><span·class="p">.</span><span·class="w"> |
| 124 | </span><span·class="nf">add</span><span·class="p"·data-group-id="0 | 124 | </span><span·class="nf">add</span><span·class="p"·data-group-id="0926036135-4">(</span><span·class="n">One</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Two</span><span·class="p"·data-group-id="0926036135-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">One</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Two</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">-moduledoc</code>·attribute·has·to·be·located·before·the·first·<code·class="inline">-doc</code>·attribute |
| 125 | or·function·declaration.·It·documents·the·overall·purpose·of·the·module.</p><p>The·<code·class="inline">-doc</code>·attribute·always·precedes·the·<a·href="ref_man_functions.html">function</a>·or | 125 | or·function·declaration.·It·documents·the·overall·purpose·of·the·module.</p><p>The·<code·class="inline">-doc</code>·attribute·always·precedes·the·<a·href="ref_man_functions.html">function</a>·or |
| 126 | <a·href="modules.html#module-attributes">attribute</a>·it·documents.·The | 126 | <a·href="modules.html#module-attributes">attribute</a>·it·documents.·The |
| 127 | attributes·that·can·be·documented·are | 127 | attributes·that·can·be·documented·are |
| 128 | <a·href="typespec.html#type-declarations-of-user-defined-types">user-defined·types</a> | 128 | <a·href="typespec.html#type-declarations-of-user-defined-types">user-defined·types</a> |
| 129 | (<code·class="inline">-type</code>·and·<code·class="inline">-opaque</code>)·and | 129 | (<code·class="inline">-type</code>·and·<code·class="inline">-opaque</code>)·and |
| 130 | <a·href="modules.html#behaviour-module-attribute">behaviour·module·attributes</a> | 130 | <a·href="modules.html#behaviour-module-attribute">behaviour·module·attributes</a> |
| 131 | (<code·class="inline">-callback</code>).</p><p>By·default·the·format·used·for·documentation·attributes·is | 131 | (<code·class="inline">-callback</code>).</p><p>By·default·the·format·used·for·documentation·attributes·is |
| Offset 140, 55 lines modified | Offset 140, 55 lines modified | ||
| 140 | <a·href="modules.html#documentation-attributes">Documentation·Attributes</a>.</p><p><code·class="inline">-doc</code>·attributes·have·been·available·since·Erlang/OTP·27.</p><h2·id="documentation-metadata"·class="section-heading"> | 140 | <a·href="modules.html#documentation-attributes">Documentation·Attributes</a>.</p><p><code·class="inline">-doc</code>·attributes·have·been·available·since·Erlang/OTP·27.</p><h2·id="documentation-metadata"·class="section-heading"> |
| 141 | ··<a·href="#documentation-metadata"·class="hover-link"> | 141 | ··<a·href="#documentation-metadata"·class="hover-link"> |
| 142 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 142 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 143 | ··</a> | 143 | ··</a> |
| 144 | ··<span·class="text">Documentation·metadata</span> | 144 | ··<span·class="text">Documentation·metadata</span> |
| 145 | </h2> | 145 | </h2> |
| 146 | <p>It·is·possible·to·add·metadata·to·the·documentation·entry.·You·do·this·by·adding | 146 | <p>It·is·possible·to·add·metadata·to·the·documentation·entry.·You·do·this·by·adding |
| 147 | a·<code·class="inline">-moduledoc</code>·or·<code·class="inline">-doc</code>·attribute·with·a·map·as·argument.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 147 | a·<code·class="inline">-moduledoc</code>·or·<code·class="inline">-doc</code>·attribute·with·a·map·as·argument.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2452577430-1">(</span><span·class="ss">arith</span><span·class="p"·data-group-id="2452577430-1">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="s">""" | 148 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="s">""" |
| 149 | A·module·for·basic·arithmetic. | 149 | A·module·for·basic·arithmetic. |
| 150 | """</span><span·class="p">.</span><span·class="w"> | 150 | """</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 151 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id="2452577430-2">#{</span><span·class="ss">since</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"1.0"</span><span·class="p"·data-group-id="2452577430-2">}</span><span·class="p">.</span><span·class="w"> |
| 152 | </span><span·class="w"> | 152 | </span><span·class="w"> |
| 153 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 153 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2452577430-3">(</span><span·class="p"·data-group-id="2452577430-4">[</span><span·class="ss">add</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="2452577430-4">]</span><span·class="p"·data-group-id="2452577430-3">)</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="w"> | 154 | </span><span·class="w"> |
| 155 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">"Adds·two·numbers."</span><span·class="p">.</span><span·class="w"> | 155 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">"Adds·two·numbers."</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id=" | 156 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id="2452577430-5">(</span><span·class="p"·data-group-id="2452577430-6">#{</span><span·class="ss">since</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"1.0"</span><span·class="p"·data-group-id="245257[·...·truncated·by·diffoscope;·len:·57,·SHA:·7dc7ba3733e7203303a8a87bf4301d3201215fc16cce4d1984d557c4be4d7c72·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="nf">add</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">add</span><span·class="p"·data-group-id="2452577430-7">(</span><span·class="n">One</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Two</span><span·class="p"·data-group-id="2452577430-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">One</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Two</span><span·class="p">.</span></code></pre><p>The·metadata·is·used·by·documentation·tools·to·provide·extra·information·to·the |
| 158 | user.·There·can·be·multiple·metadata·documentation·entries,·in·which·case·the | 158 | user.·There·can·be·multiple·metadata·documentation·entries,·in·which·case·the |
| 159 | maps·will·be·merged·with·the·latest·taking·precedence·if·there·are·duplicate | 159 | maps·will·be·merged·with·the·latest·taking·precedence·if·there·are·duplicate |
| 160 | keys.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">"Adds·two·numbers."</span><span·class="p">.</span><span·class="w"> | 160 | keys.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">"Adds·two·numbers."</span><span·class="p">.</span><span·class="w"> |
| 161 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 161 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="p"·data-group-id="9907035867-1">#{</span><span·class="ss">since</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"1.0"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">author</span><span·class=[·...·truncated·by·diffoscope;·len:·143,·SHA:·2604f59d2475aa5d0d7554d144456e29e17ec66ad3a37da8f5af8bf8b9f60752·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 162 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="p"·data-group-id="9907035867-2">#{</span><span·class="ss">since</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"2.0"</span><span·class="p"·data-group-id="9907035867-2">}</span><span·class="p">.</span><span·class="w"> |
| 163 | </span><span·class="nf">add</span><span·class="p"·data-group-id=" | 163 | </span><span·class="nf">add</span><span·class="p"·data-group-id="9907035867-3">(</span><span·class="n">One</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Two</span><span·class="p"·data-group-id="9907035867-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">One</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Two</span><span·class="p">.</span></code></pre><p>This·will·result·in·a·metadata·entry·of·<code·class="inline">#{since·=>·"2.0",·author·=>·"Joe"}</code>.</p><p>The·keys·and·values·in·the·metadata·map·can·be·any·type,·but·it·is·recommended |
| 164 | that·only·<a·href="data_types.html#atom">atoms</a>·are·used·for·keys·and | 164 | that·only·<a·href="data_types.html#atom">atoms</a>·are·used·for·keys·and |
| 165 | <a·href="data_types.html#string">strings</a>·for·the·values.</p><h2·id="external-documentation-files"·class="section-heading"> | 165 | <a·href="data_types.html#string">strings</a>·for·the·values.</p><h2·id="external-documentation-files"·class="section-heading"> |
| 166 | ··<a·href="#external-documentation-files"·class="hover-link"> | 166 | ··<a·href="#external-documentation-files"·class="hover-link"> |
| 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 168 | ··</a> | 168 | ··</a> |
| 169 | ··<span·class="text">External·documentation·files</span> | 169 | ··<span·class="text">External·documentation·files</span> |
| 170 | </h2> | 170 | </h2> |
| 171 | <p>The·<code·class="inline">-moduledoc</code>·and·<code·class="inline">-doc</code>·can·also·be·placed·in·external·files.·To·do·so·use | 171 | <p>The·<code·class="inline">-moduledoc</code>·and·<code·class="inline">-doc</code>·can·also·be·placed·in·external·files.·To·do·so·use |
| 172 | <code·class="inline">-doc·{file,·"path/to/doc.md"}</code>·to·point·to·the·documentation.·The·path·used·is | 172 | <code·class="inline">-doc·{file,·"path/to/doc.md"}</code>·to·point·to·the·documentation.·The·path·used·is |
| 173 | relative·to·the·file·where·the·<code·class="inline">-doc</code>·attribute·is·located.·For·example:</p><pre><code·class="markdown">%%·doc/add.md | 173 | relative·to·the·file·where·the·<code·class="inline">-doc</code>·attribute·is·located.·For·example:</p><pre><code·class="markdown">%%·doc/add.md |
| 174 | Adds·two·numbers.</code></pre><p>and</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·src/arith.erl</span><span·class="w"> | 174 | Adds·two·numbers.</code></pre><p>and</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·src/arith.erl</span><span·class="w"> |
| 175 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id=" | 175 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id="9545124682-1">(</span><span·class="p"·data-group-id="9545124682-2">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"../doc/add.md"</span><span·class="p"·data-group-id="9545124682-2">}</span><spa[·...·truncated·by·diffoscope;·len:·37,·SHA:·cecd5c3aab350ed116d3cc4ae09220429b27bff8d8bdf3c8b275a96e992d5d65·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="nf">add</span><span·class="p"·data-group-id=" | 176 | </span><span·class="nf">add</span><span·class="p"·data-group-id="9545124682-3">(</span><span·class="n">One</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Two</span><span·class="p"·data-group-id="9545124682-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">One</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Two</span><span·class="p">.</span></code></pre><h2·id="documenting-a-module"·class="section-heading"> |
| 177 | ··<a·href="#documenting-a-module"·class="hover-link"> | 177 | ··<a·href="#documenting-a-module"·class="hover-link"> |
| 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 179 | ··</a> | 179 | ··</a> |
| 180 | ··<span·class="text">Documenting·a·module</span> | 180 | ··<span·class="text">Documenting·a·module</span> |
| 181 | </h2> | 181 | </h2> |
| 182 | <p>The·module·description·should·include·details·on·how·to·use·the·API·and·examples | 182 | <p>The·module·description·should·include·details·on·how·to·use·the·API·and·examples |
| 183 | of·the·different·functions·working·together.·Here·is·a·good·place·to·use·images | 183 | of·the·different·functions·working·together.·Here·is·a·good·place·to·use·images |
| 184 | and·other·diagrams·to·better·show·the·usage·of·the·module.·Instead·of·writing·a | 184 | and·other·diagrams·to·better·show·the·usage·of·the·module.·Instead·of·writing·a |
| 185 | long·text·in·the·<code·class="inline">moduledoc</code>·attribute,·it·could·be·better·to·break·it·out·into | 185 | long·text·in·the·<code·class="inline">moduledoc</code>·attribute,·it·could·be·better·to·break·it·out·into |
| 186 | an·external·page.</p><p>The·<code·class="inline">moduledoc</code>·attribute·should·start·with·a·short·paragraph·describing·the | 186 | an·external·page.</p><p>The·<code·class="inline">moduledoc</code>·attribute·should·start·with·a·short·paragraph·describing·the |
| 187 | module·and·then·go·into·greater·details.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 187 | module·and·then·go·into·greater·details.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1444884076-1">(</span><span·class="ss">arith</span><span·class="p"·data-group-id="1444884076-1">)</span><span·class="p">.</span><span·class="w"> |
| 188 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="s">""</span><span·class="s">" | 188 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="s">""</span><span·class="s">" |
| 189 | ···A·module·for·basic·arithmetic. | 189 | ···A·module·for·basic·arithmetic. |
| 190 | ···This·module·can·be·used·to·add·and·subtract·values.·For·example: | 190 | ···This·module·can·be·used·to·add·and·subtract·values.·For·example: |
| 191 | ···```erlang | 191 | ···```erlang |
| 192 | ···1>·arith:substract(arith:add(2,·3),·1). | 192 | ···1>·arith:substract(arith:add(2,·3),·1). |
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| 203 | <p>There·are·three·reserved·metadata·keys·for·<code·class="inline">-moduledoc</code>:</p><ul><li><code·class="inline">since</code>·-·Shows·in·which·version·of·the·application·the·module·was·added. | 203 | <p>There·are·three·reserved·metadata·keys·for·<code·class="inline">-moduledoc</code>:</p><ul><li><code·class="inline">since</code>·-·Shows·in·which·version·of·the·application·the·module·was·added. |
| 204 | If·this·is·added,·all·functions,·types,·and·callbacks·within·will·also·receive | 204 | If·this·is·added,·all·functions,·types,·and·callbacks·within·will·also·receive |
| 205 | the·same·<code·class="inline">since</code>·value·unless·specified·in·the·metadata·of·the·function,·type | 205 | the·same·<code·class="inline">since</code>·value·unless·specified·in·the·metadata·of·the·function,·type |
| 206 | or·callback.</li><li><code·class="inline">deprecated</code>·-·Shows·a·text·in·the·documentation·explaining·that·it·is | 206 | or·callback.</li><li><code·class="inline">deprecated</code>·-·Shows·a·text·in·the·documentation·explaining·that·it·is |
| 207 | deprecated·and·what·to·use·instead.</li><li><code·class="inline">format</code>·-·The·format·to·use·for·all·documentation·in·this·module.·The | 207 | deprecated·and·what·to·use·instead.</li><li><code·class="inline">format</code>·-·The·format·to·use·for·all·documentation·in·this·module.·The |
| 208 | default·is·<code·class="inline">text/markdown</code>.·It·should·be·written·using·the | 208 | default·is·<code·class="inline">text/markdown</code>.·It·should·be·written·using·the |
| 209 | <a·href="https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/MIME_types">mime·type</a> | 209 | <a·href="https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/MIME_types">mime·type</a> |
| 210 | of·the·format.</li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 210 | of·the·format.</li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id="1392311601-1">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"../doc/arith.asciidoc"</span><span·class="p"·data-group-id="1392311601-1">}</span><span·class="p">.</span><span·class="w"> |
| 211 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 211 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id="1392311601-2">#{</span><span·class="ss">since</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"0.1"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">format</span><span·class=[·...·truncated·by·diffoscope;·len:·153,·SHA:·e7154c41d340e267f9870e6a000ab8c5663d3f69df134813ea34bd44a1e61e2f·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 212 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 212 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id="1392311601-3">#{</span><span·class="ss">deprecated</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"Use·the·Erlang·arithmetic·operators·instead."</span><span·class="p"·data-group-id="1392311601-3">}</span><span·class="p">.</span></code></pre><h2·id="documenting-functions-user-defined-types-and-callbacks"·class="section-heading"> |
| 213 | ··<a·href="#documenting-functions-user-defined-types-and-callbacks"·class="hover-link"> | 213 | ··<a·href="#documenting-functions-user-defined-types-and-callbacks"·class="hover-link"> |
| 214 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 214 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 215 | ··</a> | 215 | ··</a> |
| 216 | ··<span·class="text">Documenting·functions,·user-defined·types,·and·callbacks</span> | 216 | ··<span·class="text">Documenting·functions,·user-defined·types,·and·callbacks</span> |
| 217 | </h2> | 217 | </h2> |
| 218 | <p>Functions,·types,·and·callbacks·can·be·documented·using·the·<code·class="inline">-doc</code>·attribute. | 218 | <p>Functions,·types,·and·callbacks·can·be·documented·using·the·<code·class="inline">-doc</code>·attribute. |
| 219 | Each·entry·should·start·with·a·short·paragraph·describing·the·purpose·of·entity, | 219 | Each·entry·should·start·with·a·short·paragraph·describing·the·purpose·of·entity, |
| 220 | and·then·go·into·greater·detail·in·needed.</p><p>It·is·not·recommended·to·include·images·or·diagrams·in·this·documentation·as·it | 220 | and·then·go·into·greater·detail·in·needed.</p><p>It·is·not·recommended·to·include·images·or·diagrams·in·this·documentation·as·it |
| 221 | is·used·by·IDEs·and·<a·href="../../lib/stdlib-6.2/doc/html/c.html#h/1"><code·class="inline">c:h/1</code></a>·to·show·the·documentation·to·the·user.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">""" | 221 | is·used·by·IDEs·and·<a·href="../../lib/stdlib-6.2/doc/html/c.html#h/1"><code·class="inline">c:h/1</code></a>·to·show·the·documentation·to·the·user.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">""" |
| 222 | A·number·that·can·be·used·by·the·arith·module. | 222 | A·number·that·can·be·used·by·the·arith·module. |
| 223 | We·use·a·special·number·here·so·that·we·know | 223 | We·use·a·special·number·here·so·that·we·know |
| 224 | that·this·number·comes·from·this·module. | 224 | that·this·number·comes·from·this·module. |
| 225 | """</span><span·class="p">.</span><span·class="w"> | 225 | """</span><span·class="p">.</span><span·class="w"> |
| 226 | </span><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">number</span><span·class="p"·data-group-id="6 | 226 | </span><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">number</span><span·class="p"·data-group-id="6735115448-1">(</span><span·class="p"·data-group-id="6735115448-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="6735115448-2">{</span><span·class="ss">arith</span><spa[·...·truncated·by·diffoscope;·len:·275,·SHA:·0fd18554880d714491d2d8104e99bcf23040c566b07d68448d27e2157af8996a·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="w"> | 227 | </span><span·class="w"> |
| 228 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">""" | 228 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">""" |
| 229 | Adds·two·numbers. | 229 | Adds·two·numbers. |
| 230 | ###·Example: | 230 | ###·Example: |
| 231 | ``` | 231 | ``` |
| 232 | 1>·arith:add(arith:number(1),·arith:number(2)).·{number,·3} | 232 | 1>·arith:add(arith:number(1),·arith:number(2)).·{number,·3} |
| 233 | ``` | 233 | ``` |
| 234 | """</span><span·class="p">.</span><span·class="w"> | 234 | """</span><span·class="p">.</span><span·class="w"> |
| 235 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">add</span><span·class="p"·data-group-id="6 | 235 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">add</span><span·class="p"·data-group-id="6735115448-4">(</span><span·class="nf">number</span><span·class="p"·data-group-id="6735115448-5">(</span><span·class="p"·data-group-id="6735115448-5">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">number</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·338,·SHA:·eace8b3089bb71706aa01829fa23bc8c6082f63fea6247ed86972e3f8a7e015d·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 236 | </span><span·class="nf">add</span><span·class="p"·data-group-id="6 | 236 | </span><span·class="nf">add</span><span·class="p"·data-group-id="6735115448-8">(</span><span·class="p"·data-group-id="6735115448-9">{</span><span·class="ss">number</span><span·class="p">,</span><span·class="w">·</span><span·class="n">One</span><span·class="p"·data-group-id="6735115448-9">}</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·661,·SHA:·72640feb99b21278976faade0cd8682648f89f79f503325845f5e091bc12e8f9·...·]-11">}</span><span·class="p">.</span></code></pre><h3·id="doc-metadata"·class="section-heading"> |
| 237 | ··<a·href="#doc-metadata"·class="hover-link"> | 237 | ··<a·href="#doc-metadata"·class="hover-link"> |
| 238 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 238 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 239 | ··</a> | 239 | ··</a> |
| 240 | ··<span·class="text">Doc·metadata</span> | 240 | ··<span·class="text">Doc·metadata</span> |
| 241 | </h3> | 241 | </h3> |
| 242 | <p>There·are·four·reserved·metadata·keys·for·<code·class="inline">-doc</code>:</p><ul><li><p><code·class="inline">since·=>·unicode:chardata()</code>·-·Shows·which·version·of·the·application·the | 242 | <p>There·are·four·reserved·metadata·keys·for·<code·class="inline">-doc</code>:</p><ul><li><p><code·class="inline">since·=>·unicode:chardata()</code>·-·Shows·which·version·of·the·application·the |
| 243 | module·was·added.</p></li><li><p><code·class="inline">deprecated·=>·unicode:chardata()</code>·-·Shows·a·text·in·the·documentation | 243 | module·was·added.</p></li><li><p><code·class="inline">deprecated·=>·unicode:chardata()</code>·-·Shows·a·text·in·the·documentation |
| 244 | explaining·that·it·is·deprecated·and·what·to·use·instead.·The·compiler·will | 244 | explaining·that·it·is·deprecated·and·what·to·use·instead.·The·compiler·will |
| 245 | automatically·insert·this·key·if·there·is·a·<code·class="inline">-deprecated</code>·attribute·marking·a | 245 | automatically·insert·this·key·if·there·is·a·<code·class="inline">-deprecated</code>·attribute·marking·a |
| 246 | function·as·deprecated.</p></li><li><p><code·class="inline">equiv·=>·unicode:chardata()·|·F/A·|·F(...)</code>·-·Notes·that·this·function·is·equivalent·to | 246 | function·as·deprecated.</p></li><li><p><code·class="inline">equiv·=>·unicode:chardata()·|·F/A·|·F(...)</code>·-·Notes·that·this·function·is·equivalent·to |
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| 122 | ··<span·class="text">Drivers·and·Concurrency</span> | 122 | ··<span·class="text">Drivers·and·Concurrency</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>The·runtime·system·always·takes·a·lock·before·running·any·code·in·a·driver.</p><p>By·default,·that·lock·is·at·the·driver·level,·that·is,·if·several·ports·have | 124 | <p>The·runtime·system·always·takes·a·lock·before·running·any·code·in·a·driver.</p><p>By·default,·that·lock·is·at·the·driver·level,·that·is,·if·several·ports·have |
| 125 | been·opened·to·the·same·driver,·only·code·for·one·port·at·the·same·time·can·be | 125 | been·opened·to·the·same·driver,·only·code·for·one·port·at·the·same·time·can·be |
| 126 | running.</p><p>A·driver·can·be·configured·to·have·one·lock·for·each·port·instead.</p><p>If·a·driver·is·used·in·a·functional·way·(that·is,·holds·no·state,·but·only·does | 126 | running.</p><p>A·driver·can·be·configured·to·have·one·lock·for·each·port·instead.</p><p>If·a·driver·is·used·in·a·functional·way·(that·is,·holds·no·state,·but·only·does |
| 127 | some·heavy·calculation·and·returns·a·result),·several·ports·with·registered | 127 | some·heavy·calculation·and·returns·a·result),·several·ports·with·registered |
| 128 | names·can·be·opened·beforehand,·and·the·port·to·be·used·can·be·chosen·based·on | 128 | names·can·be·opened·beforehand,·and·the·port·to·be·used·can·be·chosen·based·on |
| 129 | the·scheduler·ID·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 129 | the·scheduler·ID·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9606686291-1">(</span><span·class="n">PORT_NAMES</span><span·class="p"·data-group-id="9606686291-2">(</span><span·class="p"·data-group-id="9606686291-2">)</span><span·class="p">,</span><span·class="w"> |
| 130 | » </span><span·class="p"·data-group-id=" | 130 | » </span><span·class="p"·data-group-id="9606686291-3">{</span><span·class="ss">some_driver_01</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_02</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_03</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_04</span><span·class="p">,</span><span·class="w"> |
| 131 | » ·</span><span·class="ss">some_driver_05</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_06</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_07</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_08</span><span·class="p">,</span><span·class="w"> | 131 | » ·</span><span·class="ss">some_driver_05</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_06</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_07</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_08</span><span·class="p">,</span><span·class="w"> |
| 132 | » ·</span><span·class="ss">some_driver_09</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_10</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_11</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_12</span><span·class="p">,</span><span·class="w"> | 132 | » ·</span><span·class="ss">some_driver_09</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_10</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_11</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_12</span><span·class="p">,</span><span·class="w"> |
| 133 | » ·</span><span·class="ss">some_driver_13</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_14</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_15</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_16</span><span·class="p"·data-group-id=" | 133 | » ·</span><span·class="ss">some_driver_13</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_14</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_15</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_16</span><span·class="p"·data-group-id="9606686291-3">}</span><span·class="p"·data-group-id="9606686291-1">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="nf">client_port</span><span·class="p"·data-group-id=" | 134 | </span><span·class="nf">client_port</span><span·class="p"·data-group-id="9606686291-4">(</span><span·class="p"·data-group-id="9606686291-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 135 | ····</span><span·class="nf">element</span><span·class="p"·data-group-id="4128901535-5">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="4128901535-6">(</span><span·class="ss">scheduler_id</span><span·class="p"·data-group-id="4128901535-6">)</span><span·class="w">·</span><span·class="ow">rem</span><span·class="w">·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id="4128901535-7">(</span><span·class="o">?</span><span·class="n">PORT_NAMES</span><span·class="p"·data-group-id="4128901535-8">(</span><span·class="p"·data-group-id="4128901535-8">)</span><span·class="p"·data-group-id="4128901535-7">)</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | ||
| 136 | 135 | ····</span><span·class="nf">element</span><span·class="p"·data-group-id="9606686291-5">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="9606686291-6">(</span><span·class="ss">sc[·...·truncated·by·diffoscope;·len:·585,·SHA:·c480e4e54ed431f02a9fa2a38fee5c0fe93d745d41fde495ba4929d4835a856e·...·] | |
| 136 | » ····</span><span·class="o">?</span><span·class="n">PORT_NAMES</span><span·class="p"·data-group-id="9606686291-9">(</span><span·class="p"·data-group-id="9606686291-9">)</span><span·class="p"·data-group-id="9606686291-5">)</span><span·class="p">.</span></code></pre><p>As·long·as·there·are·no·more·than·16·schedulers,·there·will·never·be·any·lock | ||
| 137 | contention·on·the·port·lock·for·the·driver.</p><h2·id="avoiding-copying-binaries-when-calling-a-driver"·class="section-heading"> | 137 | contention·on·the·port·lock·for·the·driver.</p><h2·id="avoiding-copying-binaries-when-calling-a-driver"·class="section-heading"> |
| 138 | ··<a·href="#avoiding-copying-binaries-when-calling-a-driver"·class="hover-link"> | 138 | ··<a·href="#avoiding-copying-binaries-when-calling-a-driver"·class="hover-link"> |
| 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 140 | ··</a> | 140 | ··</a> |
| 141 | ··<span·class="text">Avoiding·Copying·Binaries·When·Calling·a·Driver</span> | 141 | ··<span·class="text">Avoiding·Copying·Binaries·When·Calling·a·Driver</span> |
| 142 | </h2> | 142 | </h2> |
| 143 | <p>There·are·basically·two·ways·to·avoid·copying·a·binary·that·is·sent·to·a·driver:</p><ul><li><p>If·the·<code·class="inline">Data</code>·argument·for·<a·href="../../erts-15.2.2/doc/html/erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>·is·a | 143 | <p>There·are·basically·two·ways·to·avoid·copying·a·binary·that·is·sent·to·a·driver:</p><ul><li><p>If·the·<code·class="inline">Data</code>·argument·for·<a·href="../../erts-15.2.2/doc/html/erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>·is·a |
| Offset 225, 15 lines modified | Offset 225, 15 lines modified | ||
| 225 | ······<p·class="built-using"> | 225 | ······<p·class="built-using"> |
| 226 | ········Built·using | 226 | ········Built·using |
| 227 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 227 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 228 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 228 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 229 | ······</p> | 229 | ······</p> |
| 230 | <p>Copyright·©·1996-202 | 230 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 231 | ····</footer> | 231 | ····</footer> |
| 232 | ··</div> | 232 | ··</div> |
| 233 | </main> | 233 | </main> |
| 234 | </div> | 234 | </div> |
| 235 | <script> | 235 | <script> |
| 236 | ··function·mermaidLoaded()·{ | 236 | ··function·mermaidLoaded()·{ |
| 237 | ····mermaid.initialize({ | 237 | ····mermaid.initialize({ |
| Offset 122, 67 lines modified | Offset 122, 67 lines modified | ||
| 122 | ··<span·class="text">Pattern·Matching</span> | 122 | ··<span·class="text">Pattern·Matching</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>Pattern·matching·in·function·head·as·well·as·in·<code·class="inline">case</code>·and·<code·class="inline">receive</code>·clauses·are | 124 | <p>Pattern·matching·in·function·head·as·well·as·in·<code·class="inline">case</code>·and·<code·class="inline">receive</code>·clauses·are |
| 125 | optimized·by·the·compiler.·With·a·few·exceptions,·there·is·nothing·to·gain·by | 125 | optimized·by·the·compiler.·With·a·few·exceptions,·there·is·nothing·to·gain·by |
| 126 | rearranging·clauses.</p><p>One·exception·is·pattern·matching·of·binaries.·The·compiler·does·not·rearrange | 126 | rearranging·clauses.</p><p>One·exception·is·pattern·matching·of·binaries.·The·compiler·does·not·rearrange |
| 127 | clauses·that·match·binaries.·Placing·the·clause·that·matches·against·the·empty | 127 | clauses·that·match·binaries.·Placing·the·clause·that·matches·against·the·empty |
| 128 | binary·<em>last</em>·is·usually·slightly·faster·than·placing·it·<em>first</em>.</p><p>The·following·is·a·rather·unnatural·example·to·show·another·exception·where | 128 | binary·<em>last</em>·is·usually·slightly·faster·than·placing·it·<em>first</em>.</p><p>The·following·is·a·rather·unnatural·example·to·show·another·exception·where |
| 129 | rearranging·clauses·is·beneficial:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 129 | rearranging·clauses·is·beneficial:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">atom_map1</span><span·class="p"·data-group-id="2594498293-1">(</span><span·class="ss">one</span><span·class="p"·data-group-id="2594498293-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">1</span><span·class="p">;</span><span·class="w"> |
| 130 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 130 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id="2594498293-2">(</span><span·class="ss">two</span><span·class="p"·data-group-id="2594498293-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">2</span><span·class="p">;</span><span·class="w"> |
| 131 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 131 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id="2594498293-3">(</span><span·class="ss">three</span><span·class="p"·data-group-id="2594498293-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">3</span><span·class="p">;</span><span·class="w"> |
| 132 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 132 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id="2594498293-4">(</span><span·class="n">Int</span><span·class="p"·data-group-id="2594498293-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="2594498293-5">([·...·truncated·by·diffoscope;·len:·74,·SHA:·578b9195e36008550ea7f37206f56b23a3daed9716de8ca48e24ca938751b25a·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">;</span><span·class="w"> |
| 133 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 133 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id="2594498293-6">(</span><span·class="ss">four</span><span·class="p"·data-group-id="2594498293-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">4</span><span·class="p">;</span><span·class="w"> |
| 134 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 134 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id="2594498293-7">(</span><span·class="ss">five</span><span·class="p"·data-group-id="2594498293-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">5</span><span·class="p">;</span><span·class="w"> |
| 135 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 135 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id="2594498293-8">(</span><span·class="ss">six</span><span·class="p"·data-group-id="2594498293-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">6</span><span·class="p">.</span></code></pre><p>The·problem·is·the·clause·with·the·variable·<code·class="inline">Int</code>.·As·a·variable·can·match |
| 136 | anything,·including·the·atoms·<code·class="inline">four</code>,·<code·class="inline">five</code>,·and·<code·class="inline">six</code>,·which·the·following | 136 | anything,·including·the·atoms·<code·class="inline">four</code>,·<code·class="inline">five</code>,·and·<code·class="inline">six</code>,·which·the·following |
| 137 | clauses·also·match,·the·compiler·must·generate·suboptimal·code·that·executes·as | 137 | clauses·also·match,·the·compiler·must·generate·suboptimal·code·that·executes·as |
| 138 | follows:</p><ul><li>First,·the·input·value·is·compared·to·<code·class="inline">one</code>,·<code·class="inline">two</code>,·and·<code·class="inline">three</code>·(using·a | 138 | follows:</p><ul><li>First,·the·input·value·is·compared·to·<code·class="inline">one</code>,·<code·class="inline">two</code>,·and·<code·class="inline">three</code>·(using·a |
| 139 | single·instruction·that·does·a·binary·search;·thus,·quite·efficient·even·if | 139 | single·instruction·that·does·a·binary·search;·thus,·quite·efficient·even·if |
| 140 | there·are·many·values)·to·select·which·one·of·the·first·three·clauses·to | 140 | there·are·many·values)·to·select·which·one·of·the·first·three·clauses·to |
| 141 | execute·(if·any).</li><li>If·none·of·the·first·three·clauses·match,·the·fourth·clause·match·as·a | 141 | execute·(if·any).</li><li>If·none·of·the·first·three·clauses·match,·the·fourth·clause·match·as·a |
| 142 | variable·always·matches.</li><li>If·the·guard·test·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_integer/1"><code·class="inline">is_integer(Int)</code></a>·succeeds,·the·fourth | 142 | variable·always·matches.</li><li>If·the·guard·test·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_integer/1"><code·class="inline">is_integer(Int)</code></a>·succeeds,·the·fourth |
| 143 | clause·is·executed.</li><li>If·the·guard·test·fails,·the·input·value·is·compared·to·<code·class="inline">four</code>,·<code·class="inline">five</code>,·and | 143 | clause·is·executed.</li><li>If·the·guard·test·fails,·the·input·value·is·compared·to·<code·class="inline">four</code>,·<code·class="inline">five</code>,·and |
| 144 | <code·class="inline">six</code>,·and·the·appropriate·clause·is·selected.·(There·is·a·<code·class="inline">function_clause</code> | 144 | <code·class="inline">six</code>,·and·the·appropriate·clause·is·selected.·(There·is·a·<code·class="inline">function_clause</code> |
| 145 | exception·if·none·of·the·values·matched.)</li></ul><p>Rewriting·to·either:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8 | 145 | exception·if·none·of·the·values·matched.)</li></ul><p>Rewriting·to·either:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8421181465-1">(</span><span·class="ss">one</span><span·class="p"·data-group-id="8421181465-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">1</span><span·class="p">;</span><span·class="w"> |
| 146 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8 | 146 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8421181465-2">(</span><span·class="ss">two</span><span·class="p"·data-group-id="8421181465-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">2</span><span·class="p">;</span><span·class="w"> |
| 147 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8 | 147 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8421181465-3">(</span><span·class="ss">three</span><span·class="p"·data-group-id="8421181465-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">3</span><span·class="p">;</span><span·class="w"> |
| 148 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8 | 148 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8421181465-4">(</span><span·class="ss">four</span><span·class="p"·data-group-id="8421181465-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">4</span><span·class="p">;</span><span·class="w"> |
| 149 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8 | 149 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8421181465-5">(</span><span·class="ss">five</span><span·class="p"·data-group-id="8421181465-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">5</span><span·class="p">;</span><span·class="w"> |
| 150 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8 | 150 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8421181465-6">(</span><span·class="ss">six</span><span·class="p"·data-group-id="8421181465-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">6</span><span·class="p">;</span><span·class="w"> |
| 151 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8 | 151 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8421181465-7">(</span><span·class="n">Int</span><span·class="p"·data-group-id="8421181465-7">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="8421181465-8">(<[·...·truncated·by·diffoscope;·len:·702,·SHA:·84f0656cec2783fd012cac022affdb5833437f2f555300030f08aa609a57545e·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">;</span><span·class="w"> |
| 152 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id=" | 152 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id="7476585119-3">(</span><span·class="ss">one</span><span·class="p"·data-group-id="7476585119-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">1</span><span·class="p">;</span><span·class="w"> |
| 153 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id=" | 153 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id="7476585119-4">(</span><span·class="ss">two</span><span·class="p"·data-group-id="7476585119-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">2</span><span·class="p">;</span><span·class="w"> |
| 154 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id=" | 154 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id="7476585119-5">(</span><span·class="ss">three</span><span·class="p"·data-group-id="7476585119-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">3</span><span·class="p">;</span><span·class="w"> |
| 155 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id=" | 155 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id="7476585119-6">(</span><span·class="ss">four</span><span·class="p"·data-group-id="7476585119-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">4</span><span·class="p">;</span><span·class="w"> |
| 156 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id=" | 156 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id="7476585119-7">(</span><span·class="ss">five</span><span·class="p"·data-group-id="7476585119-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">5</span><span·class="p">;</span><span·class="w"> |
| 157 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id="7476585119-8">(</span><span·class="ss">six</span><span·class="p"·data-group-id="7476585119-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">6</span><span·class="p">.</span></code></pre><p>gives·slightl[·...·truncated·by·diffoscope;·len:·541,·SHA:·d85e2b43c34400b581dc70b4112c358332b797d9d80a1476a0e9f7a537d2e278·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="n">Ys</span><span·class="p">;</span><span·class="w"> | 158 | ····</span><span·class="n">Ys</span><span·class="p">;</span><span·class="w"> |
| 159 | </span><span·class="nf">map_pairs1</span><span·class="p"·data-group-id=" | 159 | </span><span·class="nf">map_pairs1</span><span·class="p"·data-group-id="7266019287-3">(</span><span·class="p">_</span><span·class="n">Map</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Xs</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7266019287-4">[</span><span·clas[·...·truncated·by·diffoscope;·len:·84,·SHA:·a6c7683c076f56ed2e8847f2433755e4eae05c89669b95b0c2427c13b54d9ce8·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 160 | ····</span><span·class="n">Xs</span><span·class="p">;</span><span·class="w"> | 160 | ····</span><span·class="n">Xs</span><span·class="p">;</span><span·class="w"> |
| 161 | </span><span·class="nf">map_pairs1</span><span·class="p"·data-group-id=" | 161 | </span><span·class="nf">map_pairs1</span><span·class="p"·data-group-id="7266019287-5">(</span><span·class="n">Map</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7266019287-6">[</span><span·class="n">X</span><span·class="p">|</span><span·class="n">Xs</span><span·class="p"·data-group-id="726[·...·truncated·by·diffoscope;·len:·287,·SHA:·d30a30c790ab59e1c62e6758250973e314e91759a24d4c1968d2f0bdafd1a228·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 162 | ····</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="p"·data-group-id="7266019287-8">[</span><span·class="n">Map</span><span·class="p"·data-group-id="7266019287-9">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="7266019287-9">)</span><span·[·...·truncated·by·diffoscope;·len:·373,·SHA:·0c56026c30780afef00be50e5f46aa4eee7f6940f25537608be4dbe2bd686de7·...·]-8">]</span><span·class="p">.</span></code></pre><p>The·first·argument·is·<em>not</em>·a·problem.·It·is·variable,·but·it·is·a·variable·in |
| 163 | all·clauses.·The·problem·is·the·variable·in·the·second·argument,·<code·class="inline">Xs</code>,·in·the | 163 | all·clauses.·The·problem·is·the·variable·in·the·second·argument,·<code·class="inline">Xs</code>,·in·the |
| 164 | middle·clause.·Because·the·variable·can·match·anything,·the·compiler·is·not | 164 | middle·clause.·Because·the·variable·can·match·anything,·the·compiler·is·not |
| 165 | allowed·to·rearrange·the·clauses,·but·must·generate·code·that·matches·them·in | 165 | allowed·to·rearrange·the·clauses,·but·must·generate·code·that·matches·them·in |
| 166 | the·order·written.</p><p>If·the·function·is·rewritten·as·follows,·the·compiler·is·free·to·rearrange·the | 166 | the·order·written.</p><p>If·the·function·is·rewritten·as·follows,·the·compiler·is·free·to·rearrange·the |
| 167 | clauses:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">map_pairs2</span><span·class="p"·data-group-id=" | 167 | clauses:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">map_pairs2</span><span·class="p"·data-group-id="9950447371-1">(</span><span·class="p">_</span><span·class="n">Map</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9950447371-2">[</span><span·class="p"·data-group-id="9950447371-2">]</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·84,·SHA:·19c6080292528d9bd4812a12b7cb93975fcd83e3deb5923d03b3b0ba3f91630c·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | ····</span><span·class="n">Ys</span><span·class="p">;</span><span·class="w"> | 168 | ····</span><span·class="n">Ys</span><span·class="p">;</span><span·class="w"> |
| 169 | </span><span·class="nf">map_pairs2</span><span·class="p"·data-group-id=" | 169 | </span><span·class="nf">map_pairs2</span><span·class="p"·data-group-id="9950447371-3">(</span><span·class="p">_</span><span·class="n">Map</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9950447371-4">[</span><span·class="p">_</span><span·class="p">|</span><span·class="p">_</span><span·class[·...·truncated·by·diffoscope;·len:·310,·SHA:·4c914618646a3c5ded878c31d65aac88d99fd07259822dc06f731ae24e0bf3ff·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 170 | ····</span><span·class="n">Xs</span><span·class="p">;</span><span·class="w"> | 170 | ····</span><span·class="n">Xs</span><span·class="p">;</span><span·class="w"> |
| 171 | </span><span·class="nf">map_pairs2</span><span·class="p"·data-group-id=" | 171 | </span><span·class="nf">map_pairs2</span><span·class="p"·data-group-id="9950447371-6">(</span><span·class="n">Map</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9950447371-7">[</span><span·class="n">X</span><span·class="p">|</span><span·class="n">Xs</span><span·class="p"·data-group-id="995[·...·truncated·by·diffoscope;·len:·287,·SHA:·897b62bf475b443a14a5b5eac904ec0a4b8127469d264fae232b7f4c532f7f90·...·]-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ····</span><span·class="p"·data-group-id=" | 172 | ····</span><span·class="p"·data-group-id="9950447371-9">[</span><span·class="n">Map</span><span·class="p"·data-group-id="9950447371-10">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="9950447371-10">)</span><spa[·...·truncated·by·diffoscope;·len:·897,·SHA:·5f3197460c9b16694a2e82de63848ce0038d55e4961f5099ec7c135316b13436·...·]5-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 173 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Xs0</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 173 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Xs0</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 174 | » </span><span·class="p"·data-group-id=" | 174 | » </span><span·class="p"·data-group-id="1171075535-2">[</span><span·class="n">X</span><span·class="p">|</span><span·class="n">Xs</span><span·class="p"·data-group-id="1171075535-2">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 175 | » ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Ys0</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 175 | » ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Ys0</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 176 | » » </span><span·class="p"·data-group-id=" | 176 | » » </span><span·class="p"·data-group-id="1171075535-3">[</span><span·class="n">Y</span><span·class="p">|</span><span·class="n">Ys</span><span·class="p"·data-group-id="1171075535-3">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | » » ····</span><span·class="p"·data-group-id=" | 177 | » » ····</span><span·class="p"·data-group-id="1171075535-4">[</span><span·class="n">Map</span><span·class="p"·data-group-id="1171075535-5">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="1171075535-5">)</span><span·[·...·truncated·by·diffoscope;·len:·378,·SHA:·3c00ef32214e85f0ea8cb9d20c9c50f5a38820dbdc10478a3a8039ec699c2cea·...·]5-4">]</span><span·class="p">;</span><span·class="w"> |
| 178 | » » </span><span·class="p"·data-group-id=" | 178 | » » </span><span·class="p"·data-group-id="1171075535-7">[</span><span·class="p"·data-group-id="1171075535-7">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | » » ····</span><span·class="n">Xs0</span><span·class="w"> | 179 | » » ····</span><span·class="n">Xs0</span><span·class="w"> |
| 180 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 180 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 181 | » </span><span·class="p"·data-group-id=" | 181 | » </span><span·class="p"·data-group-id="1171075535-8">[</span><span·class="p"·data-group-id="1171075535-8">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 182 | » ····</span><span·class="n">Ys0</span><span·class="w"> | 182 | » ····</span><span·class="n">Ys0</span><span·class="w"> |
| 183 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>This·is·slightly·faster·for·probably·the·most·common·case·that·the·input·lists | 183 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>This·is·slightly·faster·for·probably·the·most·common·case·that·the·input·lists |
| 184 | are·not·empty·or·very·short.·(Another·advantage·is·that·Dialyzer·can·deduce·a | 184 | are·not·empty·or·very·short.·(Another·advantage·is·that·Dialyzer·can·deduce·a |
| 185 | better·type·for·the·<code·class="inline">Xs</code>·variable.)</p><h2·id="function-calls"·class="section-heading"> | 185 | better·type·for·the·<code·class="inline">Xs</code>·variable.)</p><h2·id="function-calls"·class="section-heading"> |
| 186 | ··<a·href="#function-calls"·class="hover-link"> | 186 | ··<a·href="#function-calls"·class="hover-link"> |
| 187 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 187 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 188 | ··</a> | 188 | ··</a> |
| Offset 250, 15 lines modified | Offset 250, 15 lines modified | ||
| 250 | ······<p·class="built-using"> | 250 | ······<p·class="built-using"> |
| 251 | ········Built·using | 251 | ········Built·using |
| 252 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 252 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 253 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 253 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 254 | ······</p> | 254 | ······</p> |
| 255 | <p>Copyright·©·1996-202 | 255 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 256 | ····</footer> | 256 | ····</footer> |
| 257 | ··</div> | 257 | ··</div> |
| 258 | </main> | 258 | </main> |
| 259 | </div> | 259 | </div> |
| 260 | <script> | 260 | <script> |
| 261 | ··function·mermaidLoaded()·{ | 261 | ··function·mermaidLoaded()·{ |
| 262 | ····mermaid.initialize({ | 262 | ····mermaid.initialize({ |
| Offset 119, 45 lines modified | Offset 119, 45 lines modified | ||
| 119 | ··<a·href="#creating-an-erlang-process"·class="hover-link"> | 119 | ··<a·href="#creating-an-erlang-process"·class="hover-link"> |
| 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 121 | ··</a> | 121 | ··</a> |
| 122 | ··<span·class="text">Creating·an·Erlang·Process</span> | 122 | ··<span·class="text">Creating·an·Erlang·Process</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>An·Erlang·process·is·lightweight·compared·to·threads·and·processes·in·operating | 124 | <p>An·Erlang·process·is·lightweight·compared·to·threads·and·processes·in·operating |
| 125 | systems.</p><p>A·newly·spawned·Erlang·process·uses·327·words·of·memory.·The·size·can·be·found | 125 | systems.</p><p>A·newly·spawned·Erlang·process·uses·327·words·of·memory.·The·size·can·be·found |
| 126 | as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id=" | 126 | as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id="0403312626-1">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">14.2</span><span·class="p">.</span><span·class="mi">3</span><span·class="p"·data-group-id="0403312626-1">]</span><span·class="w">·</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·1122,·SHA:·38ba1f51d8845ed4a0e436df190ab9a6156fe4362701a68e9e39a577e9d64871·...·]-6">]</span><span·class="w"> |
| 127 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V14</span><span·class="p">.</span><span·class="mf">2.3</span><span·class="w">·</span><span·class="p"·data-group-id=" | 127 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V14</span><span·class="p">.</span><span·class="mf">2.3</span><span·class="w">·</span><span·class="p"·data-group-id="0403312626-7">(</span><span·class="ss">press</span><span·class="w">·</span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">G</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">abort</span><sp[·...·truncated·by·diffoscope;·len:·399,·SHA:·e6775180e7b8e5756d2229729120d07017992edd6ed112dfa959012ca52f888b·...·]-7">)</span><span·class="gp·unselectable"> |
| 128 | 1>·</span><span·class="n">Fun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 128 | 1>·</span><span·class="n">Fun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0403312626-9">(</span><span·class="p"·data-group-id="0403312626-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="k">receive</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="ss">infinity</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="k">end</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 129 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">43.39164016</span><span·class="o">></span><span·class="gp·unselectable"> | 129 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">43.39164016</span><span·class="o">></span><span·class="gp·unselectable"> |
| 130 | 2>·</span><span·class="p"·data-group-id=" | 130 | 2>·</span><span·class="p"·data-group-id="0403312626-10">{</span><span·class="p">_</span><span·class="p">,</span><span·class="n">Bytes</span><span·class="p"·data-group-id="0403312626-10">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">process_info</[·...·truncated·by·diffoscope;·len:·341,·SHA:·a5755c0c45f31d48c2bb240fcdb23d825b2f5c7333af5095ed3711e17b4a5085·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 131 | </span><span·class="p"·data-group-id=" | 131 | </span><span·class="p"·data-group-id="0403312626-13">{</span><span·class="nb">memory</span><span·class="p">,</span><span·class="mi">2616</span><span·class="p"·data-group-id="0403312626-13">}</span><span·class="gp·unselectable"> |
| 132 | 3>·</span><span·class="n">Bytes</span><span·class="w">·</span><span·class="ow">div</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id=" | 132 | 3>·</span><span·class="n">Bytes</span><span·class="w">·</span><span·class="ow">div</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="0403312626-14">(</span><span·class="ss">wordsize</span><span·class="p"·data-group-id="0403312626-14">)</span><span·class="p">.</span><span·class="w"> |
| 133 | </span><span·class="mi">327</span></code></pre><p>The·size·includes·233·words·for·the·heap·area·(which·includes·the·stack).·The | 133 | </span><span·class="mi">327</span></code></pre><p>The·size·includes·233·words·for·the·heap·area·(which·includes·the·stack).·The |
| 134 | garbage·collector·increases·the·heap·as·needed.</p><p>The·main·(outer)·loop·for·a·process·<em>must</em>·be·tail-recursive.·Otherwise,·the | 134 | garbage·collector·increases·the·heap·as·needed.</p><p>The·main·(outer)·loop·for·a·process·<em>must</em>·be·tail-recursive.·Otherwise,·the |
| 135 | stack·grows·until·the·process·terminates.</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id="7 | 135 | stack·grows·until·the·process·terminates.</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id="7624901193-1">(</span><span·class="p"·data-group-id="7624901193-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 136 | ··</span><span·class="k">receive</span><span·class="w"> | 136 | ··</span><span·class="k">receive</span><span·class="w"> |
| 137 | ·····</span><span·class="p"·data-group-id="7 | 137 | ·····</span><span·class="p"·data-group-id="7624901193-2">{</span><span·class="ss">sys</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="7624901193-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 138 | ·········</span><span·class="nf">handle_sys_msg</span><span·class="p"·data-group-id="7 | 138 | ·········</span><span·class="nf">handle_sys_msg</span><span·class="p"·data-group-id="7624901193-3">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="7624901193-3">)</span><span·class="p">,</span><span·class="w"> |
| 139 | ·········</span><span·class="nf">loop</span><span·class="p"·data-group-id="7 | 139 | ·········</span><span·class="nf">loop</span><span·class="p"·data-group-id="7624901193-4">(</span><span·class="p"·data-group-id="7624901193-4">)</span><span·class="p">;</span><span·class="w"> |
| 140 | ·····</span><span·class="p"·data-group-id="7 | 140 | ·····</span><span·class="p"·data-group-id="7624901193-5">{</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="7624901193-5">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 141 | ··········</span><span·class="n">Reply</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id="7 | 141 | ··········</span><span·class="n">Reply</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id="7624901193-6">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="7624901193-6">)</span><span·class="p">,</span><span·class="w"> |
| 142 | ··········</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Reply</span><span·class="p">,</span><span·class="w"> | 142 | ··········</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Reply</span><span·class="p">,</span><span·class="w"> |
| 143 | ··········</span><span·class="nf">loop</span><span·class="p"·data-group-id="7 | 143 | ··········</span><span·class="nf">loop</span><span·class="p"·data-group-id="7624901193-7">(</span><span·class="p"·data-group-id="7624901193-7">)</span><span·class="w"> |
| 144 | ··</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 144 | ··</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 145 | ··</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7 | 145 | ··</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7624901193-8">(</span><span·class="s">"Message·is·processed</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7624901193-9">[</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·64,·SHA:·96e28f99968a60e6b67c56b58a72a317e20c5439c1fa4ee751334d05daa3fe05·...·]-8">)</span><span·class="p">.</span></code></pre><p>The·call·to·<a·href="../../lib/stdlib-6.2/doc/html/io.html#format/2"><code·class="inline">io:format/2</code></a>·will·never·be·executed,·but·a·return·address·will |
| 146 | still·be·pushed·to·the·stack·each·time·<code·class="inline">loop/0</code>·is·called·recursively.·The | 146 | still·be·pushed·to·the·stack·each·time·<code·class="inline">loop/0</code>·is·called·recursively.·The |
| 147 | correct·tail-recursive·version·of·the·function·looks·as·follows:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id=" | 147 | correct·tail-recursive·version·of·the·function·looks·as·follows:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id="6022878177-1">(</span><span·class="p"·data-group-id="6022878177-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 148 | ···</span><span·class="k">receive</span><span·class="w"> | 148 | ···</span><span·class="k">receive</span><span·class="w"> |
| 149 | ······</span><span·class="p"·data-group-id=" | 149 | ······</span><span·class="p"·data-group-id="6022878177-2">{</span><span·class="ss">sys</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="6022878177-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 150 | ·········</span><span·class="nf">handle_sys_msg</span><span·class="p"·data-group-id=" | 150 | ·········</span><span·class="nf">handle_sys_msg</span><span·class="p"·data-group-id="6022878177-3">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="6022878177-3">)</span><span·class="p">,</span><span·class="w"> |
| 151 | ·········</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 151 | ·········</span><span·class="nf">loop</span><span·class="p"·data-group-id="6022878177-4">(</span><span·class="p"·data-group-id="6022878177-4">)</span><span·class="p">;</span><span·class="w"> |
| 152 | ······</span><span·class="p"·data-group-id=" | 152 | ······</span><span·class="p"·data-group-id="6022878177-5">{</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="6022878177-5">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 153 | ·········</span><span·class="n">Reply</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id=" | 153 | ·········</span><span·class="n">Reply</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id="6022878177-6">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="6022878177-6">)</span><span·class="p">,</span><span·class="w"> |
| 154 | ·········</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Reply</span><span·class="p">,</span><span·class="w"> | 154 | ·········</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Reply</span><span·class="p">,</span><span·class="w"> |
| 155 | ·········</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 155 | ·········</span><span·class="nf">loop</span><span·class="p"·data-group-id="6022878177-7">(</span><span·class="p"·data-group-id="6022878177-7">)</span><span·class="w"> |
| 156 | ·</span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="initial-heap-size"·class="section-heading"> | 156 | ·</span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="initial-heap-size"·class="section-heading"> |
| 157 | ··<a·href="#initial-heap-size"·class="hover-link"> | 157 | ··<a·href="#initial-heap-size"·class="hover-link"> |
| 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 159 | ··</a> | 159 | ··</a> |
| 160 | ··<span·class="text">Initial·Heap·Size</span> | 160 | ··<span·class="text">Initial·Heap·Size</span> |
| 161 | </h3> | 161 | </h3> |
| 162 | <p>The·default·initial·heap·size·of·233·words·is·quite·conservative·to·support | 162 | <p>The·default·initial·heap·size·of·233·words·is·quite·conservative·to·support |
| Offset 189, 30 lines modified | Offset 189, 30 lines modified | ||
| 189 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 189 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 190 | ··</a> | 190 | ··</a> |
| 191 | ··<span·class="text">Receiving·messages</span> | 191 | ··<span·class="text">Receiving·messages</span> |
| 192 | </h2> | 192 | </h2> |
| 193 | <p>The·cost·of·receiving·messages·depends·on·how·complicated·the·<code·class="inline">receive</code> | 193 | <p>The·cost·of·receiving·messages·depends·on·how·complicated·the·<code·class="inline">receive</code> |
| 194 | expression·is.·A·simple·expression·that·matches·any·message·is·very·cheap | 194 | expression·is.·A·simple·expression·that·matches·any·message·is·very·cheap |
| 195 | because·it·retrieves·the·first·message·in·the·message·queue:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">receive</span><span·class="w"> | 195 | because·it·retrieves·the·first·message·in·the·message·queue:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">receive</span><span·class="w"> |
| 196 | ····</span><span·class="n">Message</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id=" | 196 | ····</span><span·class="n">Message</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id="3021304893-1">(</span><span·class="n">Message</span><span·class="p"·data-group-id="3021304893-1">)</span><span·class="w"> |
| 197 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>However,·this·is·not·always·convenient:·we·can·receive·a·message·that·we·do·not | 197 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>However,·this·is·not·always·convenient:·we·can·receive·a·message·that·we·do·not |
| 198 | know·how·to·handle·at·this·point,·so·it·is·common·to·only·match·the·messages·we | 198 | know·how·to·handle·at·this·point,·so·it·is·common·to·only·match·the·messages·we |
| 199 | expect:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">receive</span><span·class="w"> | 199 | expect:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">receive</span><span·class="w"> |
| 200 | ····</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="p"·data-group-id="5909167615-1">{</span><span·class="n">Tag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="5909167615-1">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·157,·SHA:·5662b01c6f8cc9d6bf3244da2b8f39a9d6b2fe5eef4f5a813023bf48e073ced5·...·]-2">)</span><span·class="w"> |
| 201 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>While·this·is·convenient·it·means·that·the·entire·message·queue·must·be·searched | 201 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>While·this·is·convenient·it·means·that·the·entire·message·queue·must·be·searched |
| 202 | until·it·finds·a·matching·message.·This·is·very·expensive·for·processes·with | 202 | until·it·finds·a·matching·message.·This·is·very·expensive·for·processes·with |
| 203 | long·message·queues,·so·there·is·an·optimization·for·the·common·case·of | 203 | long·message·queues,·so·there·is·an·optimization·for·the·common·case·of |
| 204 | sending·a·request·and·waiting·for·a·response·shortly·after:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">MRef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">monitor</span><span·class="p"·data-group-id=" | 204 | sending·a·request·and·waiting·for·a·response·shortly·after:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">MRef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">monitor</span><span·class="p"·data-group-id="0252027348-1">(</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Process</span><span·class="p"·data-group-id="0252027348-1">)</span><span·class="p">,</span><span·class="w"> |
| 205 | </span><span·class="n">Process</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 205 | </span><span·class="n">Process</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0252027348-2">{</span><span·class="nf">self</span><span·class="p"·data-group-id="0252027348-3">(</span><span·class="p"·data-group-id="0252027348-3">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·94,·SHA:·e3e9740ff4803316d5d228c46a1c7e271a1ce9e8f57e1f61f917b5387db8a9d7·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 206 | </span><span·class="k">receive</span><span·class="w"> | 206 | </span><span·class="k">receive</span><span·class="w"> |
| 207 | ····</span><span·class="p"·data-group-id=" | 207 | ····</span><span·class="p"·data-group-id="0252027348-4">{</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reply</span><span·class="p"·data-group-id="0252027348-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 208 | ········</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id=" | 208 | ········</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id="0252027348-5">(</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0252027348-6">[</span><span·class="ss">flush</span><span·class="p"·data-group-id="0252027348-6">]</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·17,·SHA:·c4dc09c4ee4d3df84af188579e60eb7f046a8a82d1242445e0992e8928594b36·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 209 | ········</span><span·class="nf">handle_reply</span><span·class="p"·data-group-id=" | 209 | ········</span><span·class="nf">handle_reply</span><span·class="p"·data-group-id="0252027348-7">(</span><span·class="n">Reply</span><span·class="p"·data-group-id="0252027348-7">)</span><span·class="p">;</span><span·class="w"> |
| 210 | ····</span><span·class="p"·data-group-id=" | 210 | ····</span><span·class="p"·data-group-id="0252027348-8">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·141,·SHA:·574ddde08ccbf0e4b80ed5571590fd0770b6029747808556a5421c18c87daf06·...·]-8">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ········</span><span·class="nf">handle_error</span><span·class="p"·data-group-id=" | 211 | ········</span><span·class="nf">handle_error</span><span·class="p"·data-group-id="0252027348-9">(</span><span·class="n">Reason</span><span·class="p"·data-group-id="0252027348-9">)</span><span·class="w"> |
| 212 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Since·the·compiler·knows·that·the·reference·created·by | 212 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Since·the·compiler·knows·that·the·reference·created·by |
| 213 | <a·href="../../erts-15.2.2/doc/html/erlang.html#monitor/2"><code·class="inline">monitor/2</code></a>·cannot·exist·before·the·call·(since·it·is·a·globally | 213 | <a·href="../../erts-15.2.2/doc/html/erlang.html#monitor/2"><code·class="inline">monitor/2</code></a>·cannot·exist·before·the·call·(since·it·is·a·globally |
| 214 | unique·identifier),·and·that·the·<code·class="inline">receive</code>·only·matches·messages·that·contain | 214 | unique·identifier),·and·that·the·<code·class="inline">receive</code>·only·matches·messages·that·contain |
| 215 | said·reference,·it·will·tell·the·emulator·to·search·only·the·messages·that | 215 | said·reference,·it·will·tell·the·emulator·to·search·only·the·messages·that |
| 216 | arrived·after·the·call·to·<a·href="../../erts-15.2.2/doc/html/erlang.html#monitor/2"><code·class="inline">monitor/2</code></a>.</p><p>The·above·is·a·simple·example·where·one·is·but·guaranteed·that·the·optimization | 216 | arrived·after·the·call·to·<a·href="../../erts-15.2.2/doc/html/erlang.html#monitor/2"><code·class="inline">monitor/2</code></a>.</p><p>The·above·is·a·simple·example·where·one·is·but·guaranteed·that·the·optimization |
| 217 | will·take,·but·what·about·more·complicated·code?</p><p><a·href=""·id="recv_opt_info"></a></p><h3·id="option-recv_opt_info"·class="section-heading"> | 217 | will·take,·but·what·about·more·complicated·code?</p><p><a·href=""·id="recv_opt_info"></a></p><h3·id="option-recv_opt_info"·class="section-heading"> |
| 218 | ··<a·href="#option-recv_opt_info"·class="hover-link"> | 218 | ··<a·href="#option-recv_opt_info"·class="hover-link"> |
| Offset 228, 101 lines modified | Offset 228, 101 lines modified | ||
| 228 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">200</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">NOT</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">all</span><span·class="w">·</span><span·class="ss">clauses</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">match</span><span·class="w">·</span><span·class="ss">a</span><span·class="w">·</span><span·class="ss">suitable</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w"> | 228 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">200</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">NOT</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">all</span><span·class="w">·</span><span·class="ss">clauses</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">match</span><span·class="w">·</span><span·class="ss">a</span><span·class="w">·</span><span·class="ss">suitable</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w"> |
| 229 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">206</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">used</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">mark</span><span·class="w">·</span><span·class="ss">a</span><span·class="w">·</span><span·class="ss">message</span><span·class="w">·</span><span·class="ss">queue</span><span·class="w">·</span><span·class="ss">position</span><span·class="w"> | 229 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">206</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">used</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">mark</span><span·class="w">·</span><span·class="ss">a</span><span·class="w">·</span><span·class="ss">message</span><span·class="w">·</span><span·class="ss">queue</span><span·class="w">·</span><span·class="ss">position</span><span·class="w"> |
| 230 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">208</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">all</span><span·class="w">·</span><span·class="ss">clauses</span><span·class="w">·</span><span·class="ss">match</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">created</span><span·class="w">·</span><span·class="ss">by</span><span·class="w">·</span><span·class="nb">monitor</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·</span><span·class="ss">at</span><span·class="w">·</span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">206</span><span·class="w"> | 230 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">208</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">all</span><span·class="w">·</span><span·class="ss">clauses</span><span·class="w">·</span><span·class="ss">match</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">created</span><span·class="w">·</span><span·class="ss">by</span><span·class="w">·</span><span·class="nb">monitor</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·</span><span·class="ss">at</span><span·class="w">·</span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">206</span><span·class="w"> |
| 231 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">219</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">INFO</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">passing</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">created</span><span·class="w">·</span><span·class="ss">by</span><span·class="w">·</span><span·class="ss">make_ref</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">at</span><span·class="w">·</span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">218</span><span·class="w"> | 231 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">219</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">INFO</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">passing</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">created</span><span·class="w">·</span><span·class="ss">by</span><span·class="w">·</span><span·class="ss">make_ref</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">at</span><span·class="w">·</span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">218</span><span·class="w"> |
| 232 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">222</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">all</span><span·class="w">·</span><span·class="ss">clauses</span><span·class="w">·</span><span·class="ss">match</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="ss">parameter</span><span·class="w">·</span><span·class="mi">1</span></code></pre><p>To·make·it·clearer·exactly·what·code·the·warnings·refer·to,·the·warnings·in·the | 232 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">222</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">all</span><span·class="w">·</span><span·class="ss">clauses</span><span·class="w">·</span><span·class="ss">match</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="ss">parameter</span><span·class="w">·</span><span·class="mi">1</span></code></pre><p>To·make·it·clearer·exactly·what·code·the·warnings·refer·to,·the·warnings·in·the |
| 233 | following·examples·are·inserted·as·comments·after·the·clause·they·refer·to,·for | 233 | following·examples·are·inserted·as·comments·after·the·clause·they·refer·to,·for |
| 234 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·DO</span><span·class="w"> | 234 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·DO</span><span·class="w"> |
| 235 | </span><span·class="nf">simple_receive</span><span·class="p"·data-group-id="18 | 235 | </span><span·class="nf">simple_receive</span><span·class="p"·data-group-id="4461885374-1">(</span><span·class="p"·data-group-id="4461885374-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 236 | </span><span·class="c1">%%·efficiency_guide.erl:194:·Warning:·INFO:·not·a·selective·receive,·this·is·always·fast</span><span·class="w"> | 236 | </span><span·class="c1">%%·efficiency_guide.erl:194:·Warning:·INFO:·not·a·selective·receive,·this·is·always·fast</span><span·class="w"> |
| 237 | </span><span·class="k">receive</span><span·class="w"> | 237 | </span><span·class="k">receive</span><span·class="w"> |
| 238 | ····</span><span·class="n">Message</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id="18 | 238 | ····</span><span·class="n">Message</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id="4461885374-2">(</span><span·class="n">Message</span><span·class="p"·data-group-id="4461885374-2">)</span><span·class="w"> |
| 239 | </span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 239 | </span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="c1">%%·DO·NOT,·unless·Tag·is·known·to·be·a·suitable·reference:·see</span><span·class="w"> | 240 | </span><span·class="c1">%%·DO·NOT,·unless·Tag·is·known·to·be·a·suitable·reference:·see</span><span·class="w"> |
| 241 | </span><span·class="c1">%%·cross_function_receive/0·further·down.</span><span·class="w"> | 241 | </span><span·class="c1">%%·cross_function_receive/0·further·down.</span><span·class="w"> |
| 242 | </span><span·class="nf">selective_receive</span><span·class="p"·data-group-id="18 | 242 | </span><span·class="nf">selective_receive</span><span·class="p"·data-group-id="4461885374-3">(</span><span·class="n">Tag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="4461885374-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 243 | </span><span·class="c1">%%·efficiency_guide.erl:200:·Warning:·NOT·OPTIMIZED:·all·clauses·do·not·match·a·suitable·reference</span><span·class="w"> | 243 | </span><span·class="c1">%%·efficiency_guide.erl:200:·Warning:·NOT·OPTIMIZED:·all·clauses·do·not·match·a·suitable·reference</span><span·class="w"> |
| 244 | </span><span·class="k">receive</span><span·class="w"> | 244 | </span><span·class="k">receive</span><span·class="w"> |
| 245 | ····</span><span·class="p"·data-group-id="18 | 245 | ····</span><span·class="p"·data-group-id="4461885374-4">{</span><span·class="n">Tag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="4461885374-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·157,·SHA:·9da2934b7d69e15873e71215f8b243943fd8ded8c9830765d6dbd4b4a92b5de6·...·]-5">)</span><span·class="w"> |
| 246 | </span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 246 | </span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 247 | </span><span·class="c1">%%·DO</span><span·class="w"> | 247 | </span><span·class="c1">%%·DO</span><span·class="w"> |
| 248 | </span><span·class="nf">optimized_receive</span><span·class="p"·data-group-id="18 | 248 | </span><span·class="nf">optimized_receive</span><span·class="p"·data-group-id="4461885374-6">(</span><span·class="n">Process</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Request</span><span·class="p"·data-group-id="4461885374-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 249 | </span><span·class="c1">%%·efficiency_guide.erl:206:·Warning:·OPTIMIZED:·reference·used·to·mark·a·message·queue·position</span><span·class="w"> | 249 | </span><span·class="c1">%%·efficiency_guide.erl:206:·Warning:·OPTIMIZED:·reference·used·to·mark·a·message·queue·position</span><span·class="w"> |
| 250 | ····</span><span·class="n">MRef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">monitor</span><span·class="p"·data-group-id="18 | 250 | ····</span><span·class="n">MRef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">monitor</span><span·class="p"·data-group-id="4461885374-7">(</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Process</span><span·class="p"·data-group-id="4461885374-7">)</span><span·class="p">,</span><span·class="w"> |
| 251 | ····</span><span·class="n">Process</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="18 | 251 | ····</span><span·class="n">Process</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4461885374-8">{</span><span·class="nf">self</span><span·class="p"·data-group-id="4461885374-9">(</span><span·class="p"·data-group-id="4461885374-9">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·94,·SHA:·d6cccc652667dc25f7eb5bd4650b2fc2fd2543ca8af948582d2f22125524baa7·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 252 | ····</span><span·class="c1">%%·efficiency_guide.erl:208:·Warning:·OPTIMIZED:·matches·reference·created·by·monitor/2·at·efficiency_guide.erl:206</span><span·class="w"> | 252 | ····</span><span·class="c1">%%·efficiency_guide.erl:208:·Warning:·OPTIMIZED:·matches·reference·created·by·monitor/2·at·efficiency_guide.erl:206</span><span·class="w"> |
| 253 | ····</span><span·class="k">receive</span><span·class="w"> | 253 | ····</span><span·class="k">receive</span><span·class="w"> |
| 254 | ········</span><span·class="p"·data-group-id="18 | 254 | ········</span><span·class="p"·data-group-id="4461885374-10">{</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reply</span><span·class="p"·data-group-id="4461885374-10">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 255 | ········</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id="18 | 255 | ········</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id="4461885374-11">(</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4461885374-12">[</span><span·class="ss">flush</span><span·class="p"·data-group-id="4461885374-12">]</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·465374ffa4e69e4b547e1f41dc851d0dbe655f3889ae5a7e2b963b7b35465571·...·]-11">)</span><span·class="p">,</span><span·class="w"> |
| 256 | ········</span><span·class="nf">handle_reply</span><span·class="p"·data-group-id="18 | 256 | ········</span><span·class="nf">handle_reply</span><span·class="p"·data-group-id="4461885374-13">(</span><span·class="n">Reply</span><span·class="p"·data-group-id="4461885374-13">)</span><span·class="p">;</span><span·class="w"> |
| 257 | ····</span><span·class="p"·data-group-id="18 | 257 | ····</span><span·class="p"·data-group-id="4461885374-14">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·142,·SHA:·89933d001f5de3f34310a6eedf0549f4dda5feb4e1fc553d4d30033df4d3efff·...·]-14">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 258 | ····</span><span·class="nf">handle_error</span><span·class="p"·data-group-id="18 | 258 | ····</span><span·class="nf">handle_error</span><span·class="p"·data-group-id="4461885374-15">(</span><span·class="n">Reason</span><span·class="p"·data-group-id="4461885374-15">)</span><span·class="w"> |
| 259 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 259 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 260 | </span><span·class="c1">%%·DO</span><span·class="w"> | 260 | </span><span·class="c1">%%·DO</span><span·class="w"> |
| 261 | </span><span·class="nf">cross_function_receive</span><span·class="p"·data-group-id="18 | 261 | </span><span·class="nf">cross_function_receive</span><span·class="p"·data-group-id="4461885374-16">(</span><span·class="p"·data-group-id="4461885374-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 262 | ····</span><span·class="c1">%%·efficiency_guide.erl:218:·Warning:·OPTIMIZED:·reference·used·to·mark·a·message·queue·position</span><span·class="w"> | 262 | ····</span><span·class="c1">%%·efficiency_guide.erl:218:·Warning:·OPTIMIZED:·reference·used·to·mark·a·message·queue·position</span><span·class="w"> |
| 263 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·data-group-id="18 | 263 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·data-group-id="4461885374-17">(</span><span·class="p"·data-group-id="4461885374-17">)</span><span·class="p">,</span><span·class="w"> |
| 264 | ····</span><span·class="c1">%%·efficiency_guide.erl:219:·Warning:·INFO:·passing·reference·created·by·make_ref/0·at·efficiency_guide.erl:218</span><span·class="w"> | 264 | ····</span><span·class="c1">%%·efficiency_guide.erl:219:·Warning:·INFO:·passing·reference·created·by·make_ref/0·at·efficiency_guide.erl:218</span><span·class="w"> |
| 265 | ····</span><span·class="nf">cross_function_receive</span><span·class="p"·data-group-id="18 | 265 | ····</span><span·class="nf">cross_function_receive</span><span·class="p"·data-group-id="4461885374-18">(</span><span·class="n">Ref</span><span·class="p"·data-group-id="4461885374-18">)</span><span·class="p">.</span><span·class="w"> |
| 266 | </span><span·class="nf">cross_function_receive</span><span·class="p"·data-group-id="18 | 266 | </span><span·class="nf">cross_function_receive</span><span·class="p"·data-group-id="4461885374-19">(</span><span·class="n">Ref</span><span·class="p"·data-group-id="4461885374-19">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 267 | ····</span><span·class="c1">%%·efficiency_guide.erl:222:·Warning:·OPTIMIZED:·all·clauses·match·reference·in·function·parameter·1</span><span·class="w"> | 267 | ····</span><span·class="c1">%%·efficiency_guide.erl:222:·Warning:·OPTIMIZED:·all·clauses·match·reference·in·function·parameter·1</span><span·class="w"> |
| 268 | ····</span><span·class="k">receive</span><span·class="w"> | 268 | ····</span><span·class="k">receive</span><span·class="w"> |
| 269 | ········</span><span·class="p"·data-group-id="18 | 269 | ········</span><span·class="p"·data-group-id="4461885374-20">{</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="4461885374-20">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·160,·SHA:·9f3f57b7e4804b310fd1c4250cc2c8ccc81fbc4d4f8a191b94578170acc71d2c·...·]-21">)</span><span·class="w"> |
| 270 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><h2·id="literal-pool"·class="section-heading"> | 270 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><h2·id="literal-pool"·class="section-heading"> |
| 271 | ··<a·href="#literal-pool"·class="hover-link"> | 271 | ··<a·href="#literal-pool"·class="hover-link"> |
| 272 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 272 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 273 | ··</a> | 273 | ··</a> |
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| 185 | ······<p·class="built-using"> | 185 | ······<p·class="built-using"> |
| 186 | ········Built·using | 186 | ········Built·using |
| 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 189 | ······</p> | 189 | ······</p> |
| 190 | <p>Copyright·©·1996-202 | 190 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 191 | ····</footer> | 191 | ····</footer> |
| 192 | ··</div> | 192 | ··</div> |
| 193 | </main> | 193 | </main> |
| 194 | </div> | 194 | </div> |
| 195 | <script> | 195 | <script> |
| 196 | ··function·mermaidLoaded()·{ | 196 | ··function·mermaidLoaded()·{ |
| 197 | ····mermaid.initialize({ | 197 | ····mermaid.initialize({ |
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| 398 | ······<p·class="built-using"> | 398 | ······<p·class="built-using"> |
| 399 | ········Built·using | 399 | ········Built·using |
| 400 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 400 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 401 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 401 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 402 | ······</p> | 402 | ······</p> |
| 403 | <p>Copyright·©·1996-202 | 403 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 404 | ····</footer> | 404 | ····</footer> |
| 405 | ··</div> | 405 | ··</div> |
| 406 | </main> | 406 | </main> |
| 407 | </div> | 407 | </div> |
| 408 | <script> | 408 | <script> |
| 409 | ··function·mermaidLoaded()·{ | 409 | ··function·mermaidLoaded()·{ |
| 410 | ····mermaid.initialize({ | 410 | ····mermaid.initialize({ |
| Offset 120, 119 lines modified | Offset 120, 119 lines modified | ||
| 120 | to·read·the·port·example·in·<a·href="c_port.html">Ports</a>·before·reading·this·section.</p><h2·id="erlang-program"·class="section-heading"> | 120 | to·read·the·port·example·in·<a·href="c_port.html">Ports</a>·before·reading·this·section.</p><h2·id="erlang-program"·class="section-heading"> |
| 121 | ··<a·href="#erlang-program"·class="hover-link"> | 121 | ··<a·href="#erlang-program"·class="hover-link"> |
| 122 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 122 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 123 | ··</a> | 123 | ··</a> |
| 124 | ··<span·class="text">Erlang·Program</span> | 124 | ··<span·class="text">Erlang·Program</span> |
| 125 | </h2> | 125 | </h2> |
| 126 | <p>The·following·example·shows·an·Erlang·program·communicating·with·a·C·program | 126 | <p>The·following·example·shows·an·Erlang·program·communicating·with·a·C·program |
| 127 | over·a·plain·port·with·home·made·encoding:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9 | 127 | over·a·plain·port·with·home·made·encoding:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9574740501-1">(</span><span·class="ss">complex1</span><span·class="p"·data-group-id="9574740501-1">)</span><span·class="p">.</span><span·class="w"> |
| 128 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9 | 128 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9574740501-2">(</span><span·class="p"·data-group-id="9574740501-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">/</span><spa[·...·truncated·by·diffoscope;·len:·239,·SHA:·599a13faad9feaf2125e15cca87424db3dbfc90a42917d4453fddd7619da6f50·...·]1-2">)</span><span·class="p">.</span><span·class="w"> |
| 129 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9 | 129 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9574740501-4">(</span><span·class="p"·data-group-id="9574740501-5">[</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">/</span><span·c[·...·truncated·by·diffoscope;·len:·111,·SHA:·5a8115a3d2d7fcdf07077589e23b420f89e5fb698eba49e218c2f00920ae8678·...·]1-4">)</span><span·class="p">.</span><span·class="w"> |
| 130 | </span><span·class="nf">start</span><span·class="p"·data-group-id="9 | 130 | </span><span·class="nf">start</span><span·class="p"·data-group-id="9574740501-6">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="9574740501-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 131 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="9 | 131 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="9574740501-7">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9574740501-8">[</span><span[·...·truncated·by·diffoscope;·len:·117,·SHA:·15747471a0e67af12c48c93e06a55c516145dc6721f676e8eeef95e45fc8175f·...·]1-7">)</span><span·class="p">.</span><span·class="w"> |
| 132 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="9 | 132 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="9574740501-9">(</span><span·class="p"·data-group-id="9574740501-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 133 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> | 133 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="9 | 134 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="9574740501-10">(</span><span·class="n">X</span><span·class="p"·data-group-id="9574740501-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 135 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="9 | 135 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="9574740501-11">(</span><span·class="p"·data-group-id="9574740501-12">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="9574740501-12">}</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·13,·SHA:·7634f6ba2c058647158b4fcf36f1c52f20d6c85458266d4640b9bc82d11618ed·...·]1-11">)</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="9 | 136 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="9574740501-13">(</span><span·class="n">Y</span><span·class="p"·data-group-id="9574740501-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 137 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="9 | 137 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="9574740501-14">(</span><span·class="p"·data-group-id="9574740501-15">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="9574740501-15">}</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·13,·SHA:·7634f6ba2c058647158b4fcf36f1c52f20d6c85458266d4640b9bc82d11618ed·...·]1-14">)</span><span·class="p">.</span><span·class="w"> |
| 138 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id="9 | 138 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id="9574740501-16">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="9574740501-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="9 | 139 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="9574740501-17">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="9574740501-18">(</span><span·class="p"·data-group-id="9574740501-18">)</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·92,·SHA:·cef33ee6b7510dc491e666756aa586e510e4c0ae9d9a9d8b999abf6ed1e3f683·...·]1-17">}</span><span·class="p">,</span><span·class="w"> |
| 140 | ····</span><span·class="k">receive</span><span·class="w"> | 140 | ····</span><span·class="k">receive</span><span·class="w"> |
| 141 | » </span><span·class="p"·data-group-id="9 | 141 | » </span><span·class="p"·data-group-id="9574740501-19">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="9574740501-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 142 | » ····</span><span·class="n">Result</span><span·class="w"> | 142 | » ····</span><span·class="n">Result</span><span·class="w"> |
| 143 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 143 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="nf">init</span><span·class="p"·data-group-id="9 | 144 | </span><span·class="nf">init</span><span·class="p"·data-group-id="9574740501-20">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="9574740501-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 145 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="9 | 145 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="9574740501-21">(</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="9574740501-22">(</span><span·class="p"·data-group-id="9574740501-22">)</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·21,·SHA:·cf9b0e8c09772bd4a59df5000beaa949d4b65e69dd28299d4804407f8bae2e5b·...·]1-21">)</span><span·class="p">,</span><span·class="w"> |
| 146 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id="9 | 146 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id="9574740501-23">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="9574740501-23">)</span><span·class="p">,</span><span·class="w"> |
| 147 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="9 | 147 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="9574740501-24">(</span><span·class="p"·data-group-id="9574740501-25">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="9574740501-25">}</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·387,·SHA:·8e42a031550b97981790f9a02f7d78bd8fc873e488c4566156b3ac32d06fb273·...·]1-24">)</span><span·class="p">,</span><span·class="w"> |
| 148 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="9 | 148 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="9574740501-28">(</span><span·class="n">Port</span><span·class="p"·data-group-id="9574740501-28">)</span><span·class="p">.</span><span·class="w"> |
| 149 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="9 | 149 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="9574740501-29">(</span><span·class="n">Port</span><span·class="p"·data-group-id="9574740501-29">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 150 | ····</span><span·class="k">receive</span><span·class="w"> | 150 | ····</span><span·class="k">receive</span><span·class="w"> |
| 151 | » </span><span·class="p"·data-group-id="9 | 151 | » </span><span·class="p"·data-group-id="9574740501-30">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Caller</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="9574740501-30">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 152 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="9 | 152 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="9574740501-31">{</span><span·class="nf">self</span><span·class="p"·data-group-id="9574740501-32">(</span><span·class="p"·data-group-id="9574740501-32">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9574740501-33">{</s[·...·truncated·by·diffoscope;·len:·341,·SHA:·5ce811a5e44bc1f21157a8d894f8d854823f29622969d70679509bcbea14e149·...·]1-31">}</span><span·class="p">,</span><span·class="w"> |
| 153 | » ····</span><span·class="k">receive</span><span·class="w"> | 153 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 154 | » » </span><span·class="p"·data-group-id="9 | 154 | » » </span><span·class="p"·data-group-id="9574740501-35">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9574740501-36">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><s[·...·truncated·by·diffoscope;·len:·92,·SHA:·5aac2635fcb2e411d2ba9b5324ae488ad6a8e3ddefca2639a551e1292bd0f732·...·]1-35">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 155 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="9 | 155 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="9574740501-37">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">decode</span><span·class="p"·data-group-id="9574740501-38">(</span><span·class="n">Data</span><span·class="p"·data-group-id="9574740501-38[·...·truncated·by·diffoscope;·len:·50,·SHA:·3e69a5a88151854e326ea4607a69f5cad941d644a7a1428a41f1650df797b66d·...·]1-37">}</span><span·class="w"> |
| 156 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 156 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 157 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="9 | 157 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="9574740501-39">(</span><span·class="n">Port</span><span·class="p"·data-group-id="9574740501-39">)</span><span·class="p">;</span><span·class="w"> |
| 158 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 158 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 159 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="9 | 159 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="9574740501-40">{</span><span·class="nf">self</span><span·class="p"·data-group-id="9574740501-41">(</span><span·class="p"·data-group-id="9574740501-41">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">close</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·19,·SHA:·bd1ddf6c63c651f75eaab3a4d2e5a33c12ef8cbb88dfa73c1114310dc97cdea5·...·]1-40">}</span><span·class="p">,</span><span·class="w"> |
| 160 | » ····</span><span·class="k">receive</span><span·class="w"> | 160 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 161 | » » </span><span·class="p"·data-group-id="9 | 161 | » » </span><span·class="p"·data-group-id="9574740501-42">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">closed</span><span·class="p"·data-group-id="9574740501-42">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 162 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="9 | 162 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="9574740501-43">(</span><span·class="ss">normal</span><span·class="p"·data-group-id="9574740501-43">)</span><span·class="w"> |
| 163 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 163 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 164 | » </span><span·class="p"·data-group-id="9 | 164 | » </span><span·class="p"·data-group-id="9574740501-44">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9574740501-44">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 165 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="9 | 165 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="9574740501-45">(</span><span·class="ss">port_terminated</span><span·class="p"·data-group-id="9574740501-45">)</span><span·class="w"> |
| 166 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 166 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="9 | 167 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="9574740501-46">(</span><span·class="p"·data-group-id="9574740501-47">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="9574740501-47">}</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·294,·SHA:·4411d0d6b0bc06656275d279dec8407e272b8012379e41c6bc6bc833cc5372cd·...·]1-48">]</span><span·class="p">;</span><span·class="w"> |
| 168 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="9 | 168 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="9574740501-49">(</span><span·class="p"·data-group-id="9574740501-50">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="9574740501-50">}</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·294,·SHA:·db8c3566d711eac05954f48d1febce30e0146c80bdd344b71a9e68958ca5e2a4·...·]1-51">]</span><span·class="p">.</span><span·class="w"> |
| 169 | </span><span·class="nf">decode</span><span·class="p"·data-group-id="9 | 169 | </span><span·class="nf">decode</span><span·class="p"·data-group-id="9574740501-52">(</span><span·class="p"·data-group-id="9574740501-53">[</span><span·class="n">Int</span><span·class="p"·data-group-id="9574740501-53">]</span><span·class="p"·data-group-id="9574740501-52">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">.</span></code></pre><p>There·are·two·differences·when·using·Erl_Interface·on·the·C·side·compared·to·the |
| 170 | example·in·<a·href="c_port.html">Ports</a>,·using·only·the·plain·port:</p><ul><li>As·Erl_Interface·operates·on·the·Erlang·external·term·format,·the·port·must·be | 170 | example·in·<a·href="c_port.html">Ports</a>,·using·only·the·plain·port:</p><ul><li>As·Erl_Interface·operates·on·the·Erlang·external·term·format,·the·port·must·be |
| 171 | set·to·use·binaries.</li><li>Instead·of·inventing·an·encoding/decoding·scheme,·the | 171 | set·to·use·binaries.</li><li>Instead·of·inventing·an·encoding/decoding·scheme,·the |
| 172 | <a·href="../../erts-15.2.2/doc/html/erlang.html#term_to_binary/1"><code·class="inline">term_to_binary/1</code></a>·and | 172 | <a·href="../../erts-15.2.2/doc/html/erlang.html#term_to_binary/1"><code·class="inline">term_to_binary/1</code></a>·and |
| 173 | <a·href="../../erts-15.2.2/doc/html/erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>·BIFs·are·to·be·used.</li></ul><p>That·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">open_port</span><span·class="p"·data-group-id=" | 173 | <a·href="../../erts-15.2.2/doc/html/erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>·BIFs·are·to·be·used.</li></ul><p>That·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">open_port</span><span·class="p"·data-group-id="2433253189-1">(</span><span·class="p"·data-group-id="2433253189-2">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="2433253189-2">}</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·2065,·SHA:·ace5c80742e0f77aeb798570e6fa6a848002fce1dc8902d4406444ad3f8557ac·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 174 | </span><span·class="k">receive</span><span·class="w"> | 174 | </span><span·class="k">receive</span><span·class="w"> |
| 175 | ··</span><span·class="p"·data-group-id="6 | 175 | ··</span><span·class="p"·data-group-id="6917699921-5">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6917699921-6">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><spa[·...·truncated·by·diffoscope;·len:·90,·SHA:·1e0c793a4c55e542dbb10394e4eccef317d607d618ca3871b65140ec45dca7cb·...·]-5">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="6 | 176 | ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="6917699921-7">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">decode</span><span·class="p"·data-group-id="6917699921-8">(</span><span·class="n">Data</span><span·class="p"·data-group-id="6917699921-8">)[·...·truncated·by·diffoscope;·len:·48,·SHA:·2cf7b2caa6a6720cdbbbe92de8259aa2c8e03304bb383de2c63ddf215878bf26·...·]-7">}</span><span·class="w"> |
| 177 | </span><span·class="k">end</span></code></pre><p>is·replaced·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 177 | </span><span·class="k">end</span></code></pre><p>is·replaced·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="2738606395-1">{</span><span·class="nf">self</span><span·class="p"·data-group-id="2738606395-2">(</span><span·class="p"·data-group-id="2738606395-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2738606395-3">{</span[·...·truncated·by·diffoscope;·len:·344,·SHA:·c6efa9013ff9afb1b91b8b15d228d31f135bea6a1d6dbd14fa22de483bfc48de·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 178 | </span><span·class="k">receive</span><span·class="w"> | 178 | </span><span·class="k">receive</span><span·class="w"> |
| 179 | ··</span><span·class="p"·data-group-id=" | 179 | ··</span><span·class="p"·data-group-id="2738606395-5">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2738606395-6">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><sp[·...·truncated·by·diffoscope;·len:·91,·SHA:·8286e573aa08d80df636768ca79f3c1d221c6d44a112fe3eb161c1960fe576db·...·]-5">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 180 | ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="2738606395-7">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="2738606395-8">(</span><span·class="n">Data</span><span·class="p"·data-group-id="273860[·...·truncated·by·diffoscope;·len:·57,·SHA:·ee57045784bb559f317e15127c4a65f950c3e9d29da5cd26b6fab12dcb6cb7d3·...·]-7">}</span><span·class="w"> |
| 181 | </span><span·class="k">end</span></code></pre><p>The·resulting·Erlang·program·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 181 | </span><span·class="k">end</span></code></pre><p>The·resulting·Erlang·program·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0359426257-1">(</span><span·class="ss">complex2</span><span·class="p"·data-group-id="0359426257-1">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 182 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0359426257-2">(</span><span·class="p"·data-group-id="0359426257-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·241,·SHA:·6a98fe0c49c5837c7fb5b8897e3d318d2453f857077e74502fe8b04235e4a58e·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 183 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 183 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0359426257-4">(</span><span·class="p"·data-group-id="0359426257-5">[</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·ae6369f8e6e8f61e2a95e7e823af25b3c173deebb7b0e2880c8f1a1108c5abf2·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 184 | </span><span·class="nf">start</span><span·class="p"·data-group-id="0359426257-6">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="0359426257-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 185 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 185 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="0359426257-7">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0359426257-8">[</span><spa[·...·truncated·by·diffoscope;·len:·119,·SHA:·42270266d77d8bd452aa997c56deb7d29156a6f45b48759a9b8a554ac1035bb1·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 186 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 186 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="0359426257-9">(</span><span·class="p"·data-group-id="0359426257-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 187 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> | 187 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> |
| 188 | </span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 188 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="0359426257-10">(</span><span·class="n">X</span><span·class="p"·data-group-id="0359426257-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 189 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 189 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="0359426257-11">(</span><span·class="p"·data-group-id="0359426257-12">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="0359426257-12">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·c0f365c4504bef3b15e1bfba7b0bb7fefaf908bd463249d974def91d2883a63f·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 190 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 190 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="0359426257-13">(</span><span·class="n">Y</span><span·class="p"·data-group-id="0359426257-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 191 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 191 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="0359426257-14">(</span><span·class="p"·data-group-id="0359426257-15">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="0359426257-15">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·c0f365c4504bef3b15e1bfba7b0bb7fefaf908bd463249d974def91d2883a63f·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 192 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id="0359426257-16">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="0359426257-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 193 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0359426257-17">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="0359426257-18">(</span><span·class="p"·data-group-id="0359426257-18">)</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·94,·SHA:·0f3c646d1961d1aa1d8b8bec8b239ad567929fcadae22c1cda99366f8d67195a·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 194 | ····</span><span·class="k">receive</span><span·class="w"> | 194 | ····</span><span·class="k">receive</span><span·class="w"> |
| 195 | » </span><span·class="p"·data-group-id=" | 195 | » </span><span·class="p"·data-group-id="0359426257-19">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="0359426257-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 196 | » ····</span><span·class="n">Result</span><span·class="w"> | 196 | » ····</span><span·class="n">Result</span><span·class="w"> |
| 197 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 197 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 198 | </span><span·class="nf">init</span><span·class="p"·data-group-id="0359426257-20">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="0359426257-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="0359426257-21">(</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="0359426257-22">(</span><span·class="p"·data-group-id="0359426257-22">)</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·e829c63142233f51c603fff51dab08ab6fd25e565cb6d4ad8cd70ab8419f3576·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 200 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id="0359426257-23">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="0359426257-23">)</span><span·class="p">,</span><span·class="w"> |
| 201 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="0359426257-24">(</span><span·class="p"·data-group-id="0359426257-25">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="0359426257-25">}</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·467,·SHA:·d86e5095db1c9d21f6d600c4ca7e228a2a1dd78705e0054353f41f7c9cd9f178·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 202 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="0359426257-28">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0359426257-28">)</span><span·class="p">.</span><span·class="w"> |
| 203 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="0359426257-29">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0359426257-29">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 204 | ····</span><span·class="k">receive</span><span·class="w"> | 204 | ····</span><span·class="k">receive</span><span·class="w"> |
| 205 | » </span><span·class="p"·data-group-id=" | 205 | » </span><span·class="p"·data-group-id="0359426257-30">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Caller</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="0359426257-30">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 206 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0359426257-31">{</span><span·class="nf">self</span><span·class="p"·data-group-id="0359426257-32">(</span><span·class="p"·data-group-id="0359426257-32">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0359426257-33">{</[·...·truncated·by·diffoscope;·len:·351,·SHA:·1d357e0e909d0438362ca3a7ff3237fe80f9e85da0109d89ff74e1263a9a23e1·...·]-31">}</span><span·class="p">,</span><span·class="w"> |
| 207 | » ····</span><span·class="k">receive</span><span·class="w"> | 207 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 208 | » » </span><span·class="p"·data-group-id=" | 208 | » » </span><span·class="p"·data-group-id="0359426257-35">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0359426257-36">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><[·...·truncated·by·diffoscope;·len:·94,·SHA:·ef38a407a95174121ce14000aea34748ea5d9c08ae0bd175015de60a5c1aebb5·...·]-35">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 209 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0359426257-37">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="0359426257-38">(</span><span·class="n">Data</span><span·class="p"·data-group-id="0359[·...·truncated·by·diffoscope;·len:·60,·SHA:·483201f93eb36e3e25ce90fc0fde7d578fffc43095bb9a4de25d73ea4042b914·...·]-37">}</span><span·class="w"> |
| 210 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 210 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 211 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 211 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="0359426257-39">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0359426257-39">)</span><span·class="p">;</span><span·class="w"> |
| 212 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 212 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 213 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 213 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0359426257-40">{</span><span·class="nf">self</span><span·class="p"·data-group-id="0359426257-41">(</span><span·class="p"·data-group-id="0359426257-41">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">close</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·ab995794fd4e365f473594de50f4c399c085bbe545022731fe25886ef37b08d2·...·]-40">}</span><span·class="p">,</span><span·class="w"> |
| 214 | » ····</span><span·class="k">receive</span><span·class="w"> | 214 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 215 | » » </span><span·class="p"·data-group-id=" | 215 | » » </span><span·class="p"·data-group-id="0359426257-42">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">closed</span><span·class="p"·data-group-id="0359426257-42">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 216 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 216 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="0359426257-43">(</span><span·class="ss">normal</span><span·class="p"·data-group-id="0359426257-43">)</span><span·class="w"> |
| 217 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 217 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 218 | » </span><span·class="p"·data-group-id=" | 218 | » </span><span·class="p"·data-group-id="0359426257-44">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="0359426257-44">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 219 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 219 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="0359426257-45">(</span><span·class="ss">port_terminated</span><span·class="p"·data-group-id="0359426257-45">)</span><span·class="w"> |
| 220 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Notice·that·calling·<code·class="inline">complex2:foo/1</code>·and·<code·class="inline">complex2:bar/1</code>·results·in·the·tuple | 220 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Notice·that·calling·<code·class="inline">complex2:foo/1</code>·and·<code·class="inline">complex2:bar/1</code>·results·in·the·tuple |
| 221 | <code·class="inline">{foo,X}</code>·or·<code·class="inline">{bar,Y}</code>·being·sent·to·the·<code·class="inline">complex</code>·process,·which·codes·them·as | 221 | <code·class="inline">{foo,X}</code>·or·<code·class="inline">{bar,Y}</code>·being·sent·to·the·<code·class="inline">complex</code>·process,·which·codes·them·as |
| 222 | binaries·and·sends·them·to·the·port.·This·means·that·the·C·program·must·be·able | 222 | binaries·and·sends·them·to·the·port.·This·means·that·the·C·program·must·be·able |
| 223 | to·handle·these·two·tuples.</p><h2·id="c-program"·class="section-heading"> | 223 | to·handle·these·two·tuples.</p><h2·id="c-program"·class="section-heading"> |
| 224 | ··<a·href="#c-program"·class="hover-link"> | 224 | ··<a·href="#c-program"·class="hover-link"> |
| 225 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 225 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 226 | ··</a> | 226 | ··</a> |
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| 362 | ····-L/usr/local/otp/lib/erl_interface-3.9.2/lib·\ | 362 | ····-L/usr/local/otp/lib/erl_interface-3.9.2/lib·\ |
| 363 | ····complex.c·erl_comm.c·ei.c·-lei·-lpthread</code></pre><p>In·Erlang/OTP·R5B·and·later·versions·of·OTP,·the·<code·class="inline">include</code>·and·<code·class="inline">lib</code>·directories | 363 | ····complex.c·erl_comm.c·ei.c·-lei·-lpthread</code></pre><p>In·Erlang/OTP·R5B·and·later·versions·of·OTP,·the·<code·class="inline">include</code>·and·<code·class="inline">lib</code>·directories |
| 364 | are·situated·under·<code·class="inline">$OTPROOT/lib/erl_interface-VSN</code>,·where·<code·class="inline">$OTPROOT</code>·is·the | 364 | are·situated·under·<code·class="inline">$OTPROOT/lib/erl_interface-VSN</code>,·where·<code·class="inline">$OTPROOT</code>·is·the |
| 365 | root·directory·of·the·OTP·installation·(<code·class="inline">/usr/local/otp</code>·in·the·recent·example) | 365 | root·directory·of·the·OTP·installation·(<code·class="inline">/usr/local/otp</code>·in·the·recent·example) |
| 366 | and·<code·class="inline">VSN</code>·is·the·version·of·the·Erl_interface·application·(3.2.1·in·the·recent | 366 | and·<code·class="inline">VSN</code>·is·the·version·of·the·Erl_interface·application·(3.2.1·in·the·recent |
| 367 | example).</p><p>In·R4B·and·earlier·versions·of·OTP,·<code·class="inline">include</code>·and·<code·class="inline">lib</code>·are·situated·under | 367 | example).</p><p>In·R4B·and·earlier·versions·of·OTP,·<code·class="inline">include</code>·and·<code·class="inline">lib</code>·are·situated·under |
| 368 | <code·class="inline">$OTPROOT/usr</code>.</p><p><em>Step·2.</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w"> | 368 | <code·class="inline">$OTPROOT/usr</code>.</p><p><em>Step·2.</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w"> |
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| 143 | reports·and·other·error·and·information·reports·are·by·default·logged·through | 143 | reports·and·other·error·and·information·reports·are·by·default·logged·through |
| 144 | the·log·handler·which·is·set·up·when·the·Kernel·application·is·started.</p><p>Prior·to·Erlang/OTP·21.0,·supervisor,·crash,·and·progress·reports·were·only | 144 | the·log·handler·which·is·set·up·when·the·Kernel·application·is·started.</p><p>Prior·to·Erlang/OTP·21.0,·supervisor,·crash,·and·progress·reports·were·only |
| 145 | logged·when·the·SASL·application·was·running.·This·behaviour·can,·for·backwards | 145 | logged·when·the·SASL·application·was·running.·This·behaviour·can,·for·backwards |
| 146 | compatibility,·be·enabled·by·setting·the·Kernel·configuration·parameter | 146 | compatibility,·be·enabled·by·setting·the·Kernel·configuration·parameter |
| 147 | <a·href="../../lib/kernel-10.2.2/doc/html/kernel_app.html#logger_sasl_compatible"><code·class="inline">logger_sasl_compatible</code></a>·to | 147 | <a·href="../../lib/kernel-10.2.2/doc/html/kernel_app.html#logger_sasl_compatible"><code·class="inline">logger_sasl_compatible</code></a>·to |
| 148 | <code·class="inline">true</code>.·For·more·information,·see | 148 | <code·class="inline">true</code>.·For·more·information,·see |
| 149 | <a·href="../../lib/sasl-4.2.2/doc/html/error_logging.html">SASL·Error·Logging</a>·in·the·SASL·User's·Guide.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-kernel·logger_level·info</span><span·class="w"> | 149 | <a·href="../../lib/sasl-4.2.2/doc/html/error_logging.html">SASL·Error·Logging</a>·in·the·SASL·User's·Guide.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-kernel·logger_level·info</span><span·class="w"> |
| 150 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">21</span><span·class="w">·</span><span·class="p"·data-group-id=" | 150 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">21</span><span·class="w">·</span><span·class="p"·data-group-id="7607507345-1">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">10.0</span><span·class="p"·data-group-id="7607507345-1">]</span><span·class="w">·</span><span·class="p"·data-group-id="7607507345-2">[</span><span·class="ss">source<[·...·truncated·by·diffoscope;·len:·1313,·SHA:·f61d927c0bf322e14e2a367c2e6b869d62793d722ebeebc48504aa92a5dc0706·...·]-7">]</span><span·class="w"> |
| 151 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.916404</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 151 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.916404</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 152 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">kernel</span><span·class="w"> | 152 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">kernel</span><span·class="w"> |
| 153 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> | 153 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> |
| 154 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.922908</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 154 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.922908</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 155 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stdlib</span><span·class="w"> | 155 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stdlib</span><span·class="w"> |
| 156 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> | 156 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> |
| 157 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.925755</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 157 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.925755</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 158 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7607507345-8">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="ss">kernel_safe_sup</span><span·class="p"·data-group-id="7607507345-8">}</span><span·class="w"> |
| 159 | ····</span><span·class="nc">started</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 159 | ····</span><span·class="nc">started</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7607507345-9">[</span><span·class="p"·data-group-id="7607507345-10">{</span><span·class="ss">pid</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.74</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·6f825d73ec981d4918f6346a93e1f70fe367949347792eaaf3e8970d8bbd55e5·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 160 | ··············</span><span·class="p"·data-group-id=" | 160 | ··············</span><span·class="p"·data-group-id="7607507345-11">{</span><span·class="ss">id</span><span·class="p">,</span><span·class="ss">disk_log_sup</span><span·class="p"·data-group-id="7607507345-11">}</span><span·class="p">,</span><span·class="w"> |
| 161 | ··············</span><span·class="p"·data-group-id=" | 161 | ··············</span><span·class="p"·data-group-id="7607507345-12">{</span><span·class="ss">mfargs</span><span·class="p">,</span><span·class="p"·data-group-id="7607507345-13">{</span><span·class="ss">disk_log_sup</span><span·class="p">,</span><span·class="ss">start_link</span><span·class="p">,</span><span·c[·...·truncated·by·diffoscope;·len:·196,·SHA:·c23f376a83da7a7f529545d9d77d8abb78563aefd07d4cb79c43d89f5dbb73c5·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 162 | ··············</span><span·class="p"·data-group-id=" | 162 | ··············</span><span·class="p"·data-group-id="7607507345-15">{</span><span·class="ss">restart_type</span><span·class="p">,</span><span·class="ss">permanent</span><span·class="p"·data-group-id="7607507345-15">}</span><span·class="p">,</span><span·class="w"> |
| 163 | ··············</span><span·class="p"·data-group-id=" | 163 | ··············</span><span·class="p"·data-group-id="7607507345-16">{</span><span·class="ss">shutdown</span><span·class="p">,</span><span·class="mi">1000</span><span·class="p"·data-group-id="7607507345-16">}</span><span·class="p">,</span><span·class="w"> |
| 164 | ··············</span><span·class="p"·data-group-id=" | 164 | ··············</span><span·class="p"·data-group-id="7607507345-17">{</span><span·class="ss">child_type</span><span·class="p">,</span><span·class="ss">supervisor</span><span·class="p"·data-group-id="7607507345-17">}</span><span·class="p"·data-group-id="7607507345-9">]</span><span·class="w"> |
| 165 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.926056</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 165 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.926056</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 166 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 166 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7607507345-18">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="ss">kernel_safe_sup</span><span·class="p"·data-group-id="7607507345-18">}</span><span·class="w"> |
| 167 | ····</span><span·class="nc">started</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 167 | ····</span><span·class="nc">started</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7607507345-19">[</span><span·class="p"·data-group-id="7607507345-20">{</span><span·class="ss">pid</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.75</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·0f6aa638c67d91756d2e26523f25e16794c5d425a4214cd8c8abdf8f09d09182·...·]-20">}</span><span·class="p">,</span><span·class="w"> |
| 168 | ··············</span><span·class="p"·data-group-id=" | 168 | ··············</span><span·class="p"·data-group-id="7607507345-21">{</span><span·class="ss">id</span><span·class="p">,</span><span·class="ss">disk_log_server</span><span·class="p"·data-group-id="7607507345-21">}</span><span·class="p">,</span><span·class="w"> |
| 169 | ··············</span><span·class="p"·data-group-id=" | 169 | ··············</span><span·class="p"·data-group-id="7607507345-22">{</span><span·class="ss">mfargs</span><span·class="p">,</span><span·class="p"·data-group-id="7607507345-23">{</span><span·class="ss">disk_log_server</span><span·class="p">,</span><span·class="ss">start_link</span><span·class="p">,</span><spa[·...·truncated·by·diffoscope;·len:·199,·SHA:·ac9c87123c31c4caa9fe49721c7464629a58616b40777c6f5d47044570814b68·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 170 | ··············</span><span·class="p"·data-group-id=" | 170 | ··············</span><span·class="p"·data-group-id="7607507345-25">{</span><span·class="ss">restart_type</span><span·class="p">,</span><span·class="ss">permanent</span><span·class="p"·data-group-id="7607507345-25">}</span><span·class="p">,</span><span·class="w"> |
| 171 | ··············</span><span·class="p"·data-group-id=" | 171 | ··············</span><span·class="p"·data-group-id="7607507345-26">{</span><span·class="ss">shutdown</span><span·class="p">,</span><span·class="mi">2000</span><span·class="p"·data-group-id="7607507345-26">}</span><span·class="p">,</span><span·class="w"> |
| 172 | ··············</span><span·class="p"·data-group-id=" | 172 | ··············</span><span·class="p"·data-group-id="7607507345-27">{</span><span·class="ss">child_type</span><span·class="p">,</span><span·class="ss">worker</span><span·class="p"·data-group-id="7607507345-27">}</span><span·class="p"·data-group-id="7607507345-19">]</span><span·class="w"> |
| 173 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">··</span><span·class="p"·data-group-id=" | 173 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">··</span><span·class="p"·data-group-id="7607507345-28">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="7607507345-28">)</span><span·class="w"> |
| 174 | </span><span·class="mi">1</span><span·class="o">></span></code></pre> | 174 | </span><span·class="mi">1</span><span·class="o">></span></code></pre> |
| 175 | </div> | 175 | </div> |
| 176 | <div·class="bottom-actions"·id="bottom-actions"> | 176 | <div·class="bottom-actions"·id="bottom-actions"> |
| 177 | ··<div·class="bottom-actions-item"> | 177 | ··<div·class="bottom-actions-item"> |
| 178 | ······<a·href="system_principles.html"·class="bottom-actions-button"·rel="prev"> | 178 | ······<a·href="system_principles.html"·class="bottom-actions-button"·rel="prev"> |
| Offset 219, 15 lines modified | Offset 219, 15 lines modified | ||
| 219 | ······<p·class="built-using"> | 219 | ······<p·class="built-using"> |
| 220 | ········Built·using | 220 | ········Built·using |
| 221 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 221 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 222 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 222 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 223 | ······</p> | 223 | ······</p> |
| 224 | <p>Copyright·©·1996-202 | 224 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 225 | ····</footer> | 225 | ····</footer> |
| 226 | ··</div> | 226 | ··</div> |
| 227 | </main> | 227 | </main> |
| 228 | </div> | 228 | </div> |
| 229 | <script> | 229 | <script> |
| 230 | ··function·mermaidLoaded()·{ | 230 | ··function·mermaidLoaded()·{ |
| 231 | ····mermaid.initialize({ | 231 | ····mermaid.initialize({ |
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| 151 | classes,·with·different·origins.·The·<a·href="expressions.html#try">try</a>·expression·can | 151 | classes,·with·different·origins.·The·<a·href="expressions.html#try">try</a>·expression·can |
| 152 | distinguish·between·the·different·classes,·whereas·the | 152 | distinguish·between·the·different·classes,·whereas·the |
| 153 | <a·href="expressions.html#catch-and-throw">catch</a>·expression·cannot.·<code·class="inline">try</code>·and·<code·class="inline">catch</code>·are·described | 153 | <a·href="expressions.html#catch-and-throw">catch</a>·expression·cannot.·<code·class="inline">try</code>·and·<code·class="inline">catch</code>·are·described |
| 154 | in·<a·href="expressions.html">Expressions</a>.</p><table><thead><tr><th·style="text-align:·left;"><em>Class</em></th><th·style="text-align:·left;"><em>Origin</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">error</code></td><td·style="text-align:·left;">Run-time·error,·for·example,·<code·class="inline">1+a</code>,·or·the·process·called·<a·href="../../erts-15.2.2/doc/html/erlang.html#error/1"><code·class="inline">error/1</code></a></td></tr><tr><td·style="text-align:·left;"><code·class="inline">exit</code></td><td·style="text-align:·left;">The·process·called·<a·href="../../erts-15.2.2/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a></td></tr><tr><td·style="text-align:·left;"><code·class="inline">throw</code></td><td·style="text-align:·left;">The·process·called·<a·href="../../erts-15.2.2/doc/html/erlang.html#throw/1"><code·class="inline">throw/1</code></a></td></tr></tbody></table><p><em>Table:·Exception·Classes.</em></p><p>All·of·the·above·exceptions·can·also·be·generated·by·calling·<a·href="../../erts-15.2.2/doc/html/erlang.html#raise/3"><code·class="inline">erlang:raise/3</code></a>.</p><p>An·exception·consists·of·its·class,·an·exit·reason·(see | 154 | in·<a·href="expressions.html">Expressions</a>.</p><table><thead><tr><th·style="text-align:·left;"><em>Class</em></th><th·style="text-align:·left;"><em>Origin</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">error</code></td><td·style="text-align:·left;">Run-time·error,·for·example,·<code·class="inline">1+a</code>,·or·the·process·called·<a·href="../../erts-15.2.2/doc/html/erlang.html#error/1"><code·class="inline">error/1</code></a></td></tr><tr><td·style="text-align:·left;"><code·class="inline">exit</code></td><td·style="text-align:·left;">The·process·called·<a·href="../../erts-15.2.2/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a></td></tr><tr><td·style="text-align:·left;"><code·class="inline">throw</code></td><td·style="text-align:·left;">The·process·called·<a·href="../../erts-15.2.2/doc/html/erlang.html#throw/1"><code·class="inline">throw/1</code></a></td></tr></tbody></table><p><em>Table:·Exception·Classes.</em></p><p>All·of·the·above·exceptions·can·also·be·generated·by·calling·<a·href="../../erts-15.2.2/doc/html/erlang.html#raise/3"><code·class="inline">erlang:raise/3</code></a>.</p><p>An·exception·consists·of·its·class,·an·exit·reason·(see |
| 155 | <a·href="errors.html#exit_reasons">Exit·Reason</a>),·and·a·stack·trace·(which·aids·in·finding | 155 | <a·href="errors.html#exit_reasons">Exit·Reason</a>),·and·a·stack·trace·(which·aids·in·finding |
| 156 | the·code·location·of·the·exception).</p><p>The·stack·trace·can·be·bound·to·a·variable·from·within·a·<code·class="inline">try</code>·expression·for | 156 | the·code·location·of·the·exception).</p><p>The·stack·trace·can·be·bound·to·a·variable·from·within·a·<code·class="inline">try</code>·expression·for |
| 157 | any·exception·class,·or·as·part·of·the·exit·reason·when·a·run-time·error·is | 157 | any·exception·class,·or·as·part·of·the·exit·reason·when·a·run-time·error·is |
| 158 | caught·by·a·<code·class="inline">catch</code>.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="952 | 158 | caught·by·a·<code·class="inline">catch</code>.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="9852969331-1">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="p"·data-group-id="9852969331-2">{</span><span·class="ss">test</span><span·class="p">,</span><span·class="n">Stacktrace</span><span·class="p"·data-group-id="9852[·...·truncated·by·diffoscope;·len:·452,·SHA:·f5f9b13da7528cb2f88289e91849076bcf9c6f282f87b1c012cb2609606834f1·...·]-3">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Stacktrace</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="p"·data-group-id="952 | 159 | </span><span·class="p"·data-group-id="9852969331-5">[</span><span·class="p"·data-group-id="9852969331-6">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">apply_fun</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·124,·SHA:·9857ae12602f81c17c1eab8f0012b818ba8dd323617cd6e596ccbf68baba9642·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 160 | ·</span><span·class="p"·data-group-id="952 | 160 | ·</span><span·class="p"·data-group-id="9852969331-8">{</span><span·class="ss">erl_eval</span><span·class="p">,</span><span·class="ss">do_apply</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="p"·data-group-id="9852969331-9">[</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·73,·SHA:·36620d7d8bb735d5d8547c497e5b0e9fbab690e9f42f0658cbcfcb0e60d25497·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 161 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="952 | 161 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="9852969331-5">]</span><span·class="gp·unselectable"> |
| 162 | >·</span><span·class="k">try</span><span·class="w">·</span><span·class="nf">throw</span><span·class="p"·data-group-id="952 | 162 | >·</span><span·class="k">try</span><span·class="w">·</span><span·class="nf">throw</span><span·class="p"·data-group-id="9852969331-10">(</span><span·class="ss">test</span><span·class="p"·data-group-id="9852969331-10">)</span><span·class="w">·</span><span·class="k">catch</span><span·class="w">·</span><span·class="n">Class</span><span·class="p">:</span><span·class="n">Reason</span><span·class="p">:</span><span·class="n">Stacktrace</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Stacktrace</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 163 | </span><span·class="p"·data-group-id="952 | 163 | </span><span·class="p"·data-group-id="9852969331-11">[</span><span·class="p"·data-group-id="9852969331-12">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">apply_fun</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·128,·SHA:·6f5dbfb914483c85e82d6acd1fd69331c06bd3a16968cf559c78256dd6cafd79·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 164 | ·</span><span·class="p"·data-group-id="952 | 164 | ·</span><span·class="p"·data-group-id="9852969331-14">{</span><span·class="ss">erl_eval</span><span·class="p">,</span><span·class="ss">do_apply</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="p"·data-group-id="9852969331-15">[</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·76,·SHA:·6e9cb20ca25e93fd275d8c9624bc3ee2ef7913d6480889c80ffa680a4aa93460·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 165 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="952 | 165 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="9852969331-11">]</span></code></pre><p><a·href=""·id="stacktrace"></a></p><h3·id="the-call-stack-back-trace-stacktrace"·class="section-heading"> |
| 166 | ··<a·href="#the-call-stack-back-trace-stacktrace"·class="hover-link"> | 166 | ··<a·href="#the-call-stack-back-trace-stacktrace"·class="hover-link"> |
| 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 168 | ··</a> | 168 | ··</a> |
| 169 | ··<span·class="text">The·call-stack·back·trace·(stacktrace)</span> | 169 | ··<span·class="text">The·call-stack·back·trace·(stacktrace)</span> |
| 170 | </h3> | 170 | </h3> |
| 171 | <p>The·stack·back-trace·(<a·href="../../erts-15.2.2/doc/html/erlang.html#t:stacktrace/0"><em>stacktrace</em></a>)·is·a·list·that | 171 | <p>The·stack·back-trace·(<a·href="../../erts-15.2.2/doc/html/erlang.html#t:stacktrace/0"><em>stacktrace</em></a>)·is·a·list·that |
| 172 | contains·<code·class="inline">{Module,·Function,·Arity,·ExtraInfo}</code>·and/or·<code·class="inline">{Fun,·Arity,·ExtraInfo}</code> | 172 | contains·<code·class="inline">{Module,·Function,·Arity,·ExtraInfo}</code>·and/or·<code·class="inline">{Fun,·Arity,·ExtraInfo}</code> |
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| 283 | ······<p·class="built-using"> | 283 | ······<p·class="built-using"> |
| 284 | ········Built·using | 284 | ········Built·using |
| 285 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 285 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 286 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 286 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 287 | ······</p> | 287 | ······</p> |
| 288 | <p>Copyright·©·1996-202 | 288 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 289 | ····</footer> | 289 | ····</footer> |
| 290 | ··</div> | 290 | ··</div> |
| 291 | </main> | 291 | </main> |
| 292 | </div> | 292 | </div> |
| 293 | <script> | 293 | <script> |
| 294 | ··function·mermaidLoaded()·{ | 294 | ··function·mermaidLoaded()·{ |
| 295 | ····mermaid.initialize({ | 295 | ····mermaid.initialize({ |
| Offset 135, 43 lines modified | Offset 135, 43 lines modified | ||
| 135 | event·handler.</p><h2·id="example"·class="section-heading"> | 135 | event·handler.</p><h2·id="example"·class="section-heading"> |
| 136 | ··<a·href="#example"·class="hover-link"> | 136 | ··<a·href="#example"·class="hover-link"> |
| 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 138 | ··</a> | 138 | ··</a> |
| 139 | ··<span·class="text">Example</span> | 139 | ··<span·class="text">Example</span> |
| 140 | </h2> | 140 | </h2> |
| 141 | <p>The·callback·module·for·the·event·handler·writing·error·messages·to·the·terminal | 141 | <p>The·callback·module·for·the·event·handler·writing·error·messages·to·the·terminal |
| 142 | can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 142 | can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6067744811-1">(</span><span·class="ss">terminal_logger</span><span·class="p"·data-group-id="6067744811-1">)</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 143 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="6067744811-2">(</span><span·class="ss">gen_event</span><span·class="p"·data-group-id="6067744811-2">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="w"> | 144 | </span><span·class="w"> |
| 145 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 145 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6067744811-3">(</span><span·class="p"·data-group-id="6067744811-4">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_event</span><span·class="p">/</s[·...·truncated·by·diffoscope;·len:·253,·SHA:·5d51e63a6602e85017de3db6c1d0fdb2949f13483b43d3285d4330e550ee6c70·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 146 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 146 | </span><span·class="nf">init</span><span·class="p"·data-group-id="6067744811-5">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="6067744811-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 147 | ····</span><span·class="p"·data-group-id=" | 147 | ····</span><span·class="p"·data-group-id="6067744811-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6067744811-7">[</span><span·class="p"·data-group-id="6067744811-7">]</span><span·class="p"·data-group-id="6067744811-6">}</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 148 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="6067744811-8">(</span><span·class="n">ErrorMsg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="6067744811-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 149 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 149 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="6067744811-9">(</span><span·class="s">"***Error***·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6067744811-10">[</span><span·clas[·...·truncated·by·diffoscope;·len:·116,·SHA:·97d0cc380cb555c42d866e4957a6c6540c21a7fbc0d20fa434c692eee7e3a2c7·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 150 | ····</span><span·class="p"·data-group-id=" | 150 | ····</span><span·class="p"·data-group-id="6067744811-11">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="6067744811-11">}</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id=" | 151 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="6067744811-12">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">State</span><span·class="p"·data-group-id="6067744811-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 152 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>The·callback·module·for·the·event·handler·writing·error·messages·to·a·file·can | 152 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>The·callback·module·for·the·event·handler·writing·error·messages·to·a·file·can |
| 153 | look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7 | 153 | look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7703471689-1">(</span><span·class="ss">file_logger</span><span·class="p"·data-group-id="7703471689-1">)</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="7 | 154 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="7703471689-2">(</span><span·class="ss">gen_event</span><span·class="p"·data-group-id="7703471689-2">)</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="w"> | 155 | </span><span·class="w"> |
| 156 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7 | 156 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7703471689-3">(</span><span·class="p"·data-group-id="7703471689-4">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_event</span><span·class="p">/</sp[·...·truncated·by·diffoscope;·len:·252,·SHA:·2467fc51f6910b7abf84dfc50e2ee865c86b6dadbea35b7e714a54b5680651d5·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="nf">init</span><span·class="p"·data-group-id="7 | 157 | </span><span·class="nf">init</span><span·class="p"·data-group-id="7703471689-5">(</span><span·class="n">File</span><span·class="p"·data-group-id="7703471689-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="p"·data-group-id="7 | 158 | ····</span><span·class="p"·data-group-id="7703471689-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="7703471689-6">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·266,·SHA:·08c5557652e7ca0a41b1828cda0453801f3954c85d0943571cf70fe60f2981db·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 159 | ····</span><span·class="p"·data-group-id="7 | 159 | ····</span><span·class="p"·data-group-id="7703471689-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="7703471689-8">}</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="7 | 160 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="7703471689-9">(</span><span·class="n">ErrorMsg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="7703471689-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 161 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7 | 161 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7703471689-10">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"***Error***·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w"[·...·truncated·by·diffoscope;·len:·189,·SHA:·0ff599e7e30345ff6a292e783194ca130ac14416db7ff389de182682462883d3·...·]-10">)</span><span·class="p">,</span><span·class="w"> |
| 162 | ····</span><span·class="p"·data-group-id="7 | 162 | ····</span><span·class="p"·data-group-id="7703471689-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="7703471689-12">}</span><span·class="p">.</span><span·class="w"> |
| 163 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="7 | 163 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="7703471689-13">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="7703471689-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 164 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="7 | 164 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="7703471689-14">(</span><span·class="n">Fd</span><span·class="p"·data-group-id="7703471689-14">)</span><span·class="p">.</span></code></pre><p>The·code·is·explained·in·the·next·sections.</p><p><a·href=""·id="mgr"></a></p><h2·id="starting-an-event-manager"·class="section-heading"> |
| 165 | ··<a·href="#starting-an-event-manager"·class="hover-link"> | 165 | ··<a·href="#starting-an-event-manager"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">Starting·an·Event·Manager</span> | 168 | ··<span·class="text">Starting·an·Event·Manager</span> |
| 169 | </h2> | 169 | </h2> |
| 170 | <p>To·start·an·event·manager·for·handling·errors,·as·described·in·the·previous | 170 | <p>To·start·an·event·manager·for·handling·errors,·as·described·in·the·previous |
| 171 | example,·call·the·following·function:</p><pre><code·class="text">gen_event:start_link({local,·error_man})</code></pre><p><a·href="../../lib/stdlib-6.2/doc/html/gen_event.html#start_link/1"><code·class="inline">gen_event:start_link/1</code></a>·spawns·and·links·to·a·new·event·manager·process.</p><p>The·argument,·<code·class="inline">{local,·error_man}</code>,·specifies·the·name·under·which·the | 171 | example,·call·the·following·function:</p><pre><code·class="text">gen_event:start_link({local,·error_man})</code></pre><p><a·href="../../lib/stdlib-6.2/doc/html/gen_event.html#start_link/1"><code·class="inline">gen_event:start_link/1</code></a>·spawns·and·links·to·a·new·event·manager·process.</p><p>The·argument,·<code·class="inline">{local,·error_man}</code>,·specifies·the·name·under·which·the |
| Offset 184, 57 lines modified | Offset 184, 57 lines modified | ||
| 184 | manager·that·is·not·part·of·a·supervision·tree.</p><h2·id="adding-an-event-handler"·class="section-heading"> | 184 | manager·that·is·not·part·of·a·supervision·tree.</p><h2·id="adding-an-event-handler"·class="section-heading"> |
| 185 | ··<a·href="#adding-an-event-handler"·class="hover-link"> | 185 | ··<a·href="#adding-an-event-handler"·class="hover-link"> |
| 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 187 | ··</a> | 187 | ··</a> |
| 188 | ··<span·class="text">Adding·an·Event·Handler</span> | 188 | ··<span·class="text">Adding·an·Event·Handler</span> |
| 189 | </h2> | 189 | </h2> |
| 190 | <p>The·following·example·shows·how·to·start·an·event·manager·and·add·an·event | 190 | <p>The·following·example·shows·how·to·start·an·event·manager·and·add·an·event |
| 191 | handler·to·it·by·using·the·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 191 | handler·to·it·by·using·the·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="9905227191-1">(</span><span·class="p"·data-group-id="9905227191-2">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">error_man</span><span·class="p"·data-group-id="9905227191-2">}</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·4afd4c1ec2f76a9dc1a369609f160d040f2dd42cbe62fe6e1eee0cebe32cb26e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="p"·data-group-id=" | 192 | </span><span·class="p"·data-group-id="9905227191-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.31</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="9905227191-3">}</span><span·class="gp·unselectable"> |
| 193 | 2>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id=" | 193 | 2>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="9905227191-4">(</span><span·class="ss">error_man</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">terminal_logger</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9905227191-5">[</span><span·class="[·...·truncated·by·diffoscope;·len:·81,·SHA:·8cc2450c0f5e44b43dcd434d221a8d49e22cf83215886d214f0d318d3f1d5deb·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 194 | </span><span·class="ss">ok</span></code></pre><p>This·function·sends·a·message·to·the·event·manager·registered·as·<code·class="inline">error_man</code>, | 194 | </span><span·class="ss">ok</span></code></pre><p>This·function·sends·a·message·to·the·event·manager·registered·as·<code·class="inline">error_man</code>, |
| 195 | telling·it·to·add·the·event·handler·<code·class="inline">terminal_logger</code>.·The·event·manager·calls | 195 | telling·it·to·add·the·event·handler·<code·class="inline">terminal_logger</code>.·The·event·manager·calls |
| 196 | the·callback·function·<code·class="inline">terminal_logger:init([])</code>,·where·the·argument·<code·class="inline">[]</code>·is·the | 196 | the·callback·function·<code·class="inline">terminal_logger:init([])</code>,·where·the·argument·<code·class="inline">[]</code>·is·the |
| 197 | third·argument·to·<code·class="inline">add_handler</code>.·<code·class="inline">init/1</code>·is·expected·to·return·<code·class="inline">{ok,·State}</code>, | 197 | third·argument·to·<code·class="inline">add_handler</code>.·<code·class="inline">init/1</code>·is·expected·to·return·<code·class="inline">{ok,·State}</code>, |
| 198 | where·<code·class="inline">State</code>·is·the·internal·state·of·the·event·handler.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id="0946968655-1">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="0946968655-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 199 | 198 | where·<code·class="inline">State</code>·is·the·internal·state·of·the·event·handler.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id="5360701500-1">(</span><span·class="p">_</span><span·class="n">[·...·truncated·by·diffoscope;·len:·132,·SHA:·dff3ed20fd8847f40c8ec82bc7c6f36939e99b29287f8ac963a8cbca7eca0846·...·] | |
| 199 | ····</span><span·class="p"·data-group-id="5360701500-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5360701500-3">[</span><span·class="p"·data-group-id="5360701500-3">]</span><span·class="p"·data-group-id="5360701500-2">}</span><span·class="p">.</span></code></pre><p>Here,·<code·class="inline">init/1</code>·does·not·need·any·input·data·and·ignores·its·argument.·For | ||
| 200 | <code·class="inline">terminal_logger</code>,·the·internal·state·is·not·used.·For·<code·class="inline">file_logger</code>,·the | 200 | <code·class="inline">terminal_logger</code>,·the·internal·state·is·not·used.·For·<code·class="inline">file_logger</code>,·the |
| 201 | internal·state·is·used·to·save·the·open·file·descriptor.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id=" | 201 | internal·state·is·used·to·save·the·open·file·descriptor.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id="4515777922-1">(</span><span·class="n">File</span><span·class="p"·data-group-id="4515777922-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 202 | ····</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="p"·data-group-id="4515777922-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="4515777922-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·267,·SHA:·00962f6f7e1df89ee0fc454345198f3b0d87ebb0355642459273ec184d00186e·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 203 | ····</span><span·class="p"·data-group-id=" | 203 | ····</span><span·class="p"·data-group-id="4515777922-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="4515777922-4">}</span><span·class="p">.</span></code></pre><h2·id="notifying-about-events"·class="section-heading"> |
| 204 | ··<a·href="#notifying-about-events"·class="hover-link"> | 204 | ··<a·href="#notifying-about-events"·class="hover-link"> |
| 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 206 | ··</a> | 206 | ··</a> |
| 207 | ··<span·class="text">Notifying·about·Events</span> | 207 | ··<span·class="text">Notifying·about·Events</span> |
| 208 | </h2> | 208 | </h2> |
| 209 | <pre><code·class="text">3>·gen_event:notify(error_man,·no_reply). | 209 | <pre><code·class="text">3>·gen_event:notify(error_man,·no_reply). |
| 210 | ***Error***·no_reply | 210 | ***Error***·no_reply |
| 211 | ok</code></pre><p><code·class="inline">error_man</code>·is·the·name·of·the·event·manager·and·<code·class="inline">no_reply</code>·is·the·event.</p><p>The·event·is·made·into·a·message·and·sent·to·the·event·manager.·When·the·event | 211 | ok</code></pre><p><code·class="inline">error_man</code>·is·the·name·of·the·event·manager·and·<code·class="inline">no_reply</code>·is·the·event.</p><p>The·event·is·made·into·a·message·and·sent·to·the·event·manager.·When·the·event |
| 212 | is·received,·the·event·manager·calls·<code·class="inline">handle_event(Event,·State)</code>·for·each | 212 | is·received,·the·event·manager·calls·<code·class="inline">handle_event(Event,·State)</code>·for·each |
| 213 | installed·event·handler,·in·the·same·order·as·they·were·added.·The·function·is | 213 | installed·event·handler,·in·the·same·order·as·they·were·added.·The·function·is |
| 214 | expected·to·return·a·tuple·<code·class="inline">{ok,State1}</code>,·where·<code·class="inline">State1</code>·is·a·new·value·for·the | 214 | expected·to·return·a·tuple·<code·class="inline">{ok,State1}</code>,·where·<code·class="inline">State1</code>·is·a·new·value·for·the |
| 215 | state·of·the·event·handler.</p><p>In·<code·class="inline">terminal_logger</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 215 | state·of·the·event·handler.</p><p>In·<code·class="inline">terminal_logger</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_event</span><span·class="p"·data-group-id="0873214070-1">(</span><span·class="n">ErrorMsg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="0873214070-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 216 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 216 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0873214070-2">(</span><span·class="s">"***Error***·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0873214070-3">[</span><span·class[·...·truncated·by·diffoscope;·len:·114,·SHA:·0f6f8949dde999fc2287617ba536a82e889fe5d7f492bbeadead7d2cc0ef3148·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 217 | ····</span><span·class="p"·data-group-id=" | 217 | ····</span><span·class="p"·data-group-id="0873214070-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="0873214070-4">}</span><span·class="p">.</span></code></pre><p>In·<code·class="inline">file_logger</co[·...·truncated·by·diffoscope;·len:·290,·SHA:·2ab116f3ab6294894528b644947b15ed65527df08c058a9ad4410c355449c1f6·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 218 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 218 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1911021998-2">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"***Error***·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w"[·...·truncated·by·diffoscope;·len:·187,·SHA:·d3dfcb86f9fa77cabd0ffdfb715f021f11362c58801a3b98d97549ce401368c4·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 219 | ····</span><span·class="p"·data-group-id=" | 219 | ····</span><span·class="p"·data-group-id="1911021998-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="1911021998-4">}</span><span·class="p">.</span></code></pre><h2·id="deleting-an-event-handler"·class="section-heading"> |
| 220 | ··<a·href="#deleting-an-event-handler"·class="hover-link"> | 220 | ··<a·href="#deleting-an-event-handler"·class="hover-link"> |
| 221 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 221 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 222 | ··</a> | 222 | ··</a> |
| 223 | ··<span·class="text">Deleting·an·Event·Handler</span> | 223 | ··<span·class="text">Deleting·an·Event·Handler</span> |
| 224 | </h2> | 224 | </h2> |
| 225 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">delete_handler</span><span·class="p"·data-group-id=" | 225 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">delete_handler</span><span·class="p"·data-group-id="0642852565-1">(</span><span·class="ss">error_man</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">terminal_logger</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0642852565-2">[</span><span·class="[·...·truncated·by·diffoscope;·len:·81,·SHA:·9191dbd3dfeb705782fe7c04393abc4e80eafc67dbacb9c65dc47d624bcc8d8e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 226 | </span><span·class="ss">ok</span></code></pre><p>This·function·sends·a·message·to·the·event·manager·registered·as·<code·class="inline">error_man</code>, | 226 | </span><span·class="ss">ok</span></code></pre><p>This·function·sends·a·message·to·the·event·manager·registered·as·<code·class="inline">error_man</code>, |
| 227 | telling·it·to·delete·the·event·handler·<code·class="inline">terminal_logger</code>.·The·event·manager | 227 | telling·it·to·delete·the·event·handler·<code·class="inline">terminal_logger</code>.·The·event·manager |
| 228 | calls·the·callback·function·<code·class="inline">terminal_logger:terminate([],·State)</code>,·where·the | 228 | calls·the·callback·function·<code·class="inline">terminal_logger:terminate([],·State)</code>,·where·the |
| 229 | argument·<code·class="inline">[]</code>·is·the·third·argument·to·<code·class="inline">delete_handler</code>.·<code·class="inline">terminate/2</code>·is·to·be | 229 | argument·<code·class="inline">[]</code>·is·the·third·argument·to·<code·class="inline">delete_handler</code>.·<code·class="inline">terminate/2</code>·is·to·be |
| 230 | the·opposite·of·<code·class="inline">init/1</code>·and·do·any·necessary·cleaning·up.·Its·return·value·is | 230 | the·opposite·of·<code·class="inline">init/1</code>·and·do·any·necessary·cleaning·up.·Its·return·value·is |
| 231 | ignored.</p><p>For·<code·class="inline">terminal_logger</code>,·no·cleaning·up·is·necessary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">terminate</span><span·class="p"·data-group-id=" | 231 | ignored.</p><p>For·<code·class="inline">terminal_logger</code>,·no·cleaning·up·is·necessary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">terminate</span><span·class="p"·data-group-id="0619260266-1">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">State</span><span·class="p"·data-group-id="0619260266-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>For·<code·class="inline">file_logger</code>,·the·file·descriptor·opened·in·<code·class="inline">init</code>·must·be·closed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">terminate</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>For·<code·class="inline">file_logger</code>,·the·file·descriptor·opened·in·<code·class="inline">init</code>·must·be·closed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">terminate</span><span·class="p"·data-group-id="1098088444-1">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="1098088444-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 233 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 233 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="1098088444-2">(</span><span·class="n">Fd</span><span·class="p"·data-group-id="1098088444-2">)</span><span·class="p">.</span></code></pre><h2·id="stopping"·class="section-heading"> |
| 234 | ··<a·href="#stopping"·class="hover-link"> | 234 | ··<a·href="#stopping"·class="hover-link"> |
| 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 236 | ··</a> | 236 | ··</a> |
| 237 | ··<span·class="text">Stopping</span> | 237 | ··<span·class="text">Stopping</span> |
| 238 | </h2> | 238 | </h2> |
| 239 | <p>When·an·event·manager·is·stopped,·it·gives·each·of·the·installed·event·handlers | 239 | <p>When·an·event·manager·is·stopped,·it·gives·each·of·the·installed·event·handlers |
| 240 | the·chance·to·clean·up·by·calling·<code·class="inline">terminate/2</code>,·the·same·way·as·when·deleting·a | 240 | the·chance·to·clean·up·by·calling·<code·class="inline">terminate/2</code>,·the·same·way·as·when·deleting·a |
| Offset 249, 33 lines modified | Offset 249, 33 lines modified | ||
| 249 | this·is·done·is·defined·by·a·<a·href="sup_princ.html#shutdown">shutdown·strategy</a>·set·in | 249 | this·is·done·is·defined·by·a·<a·href="sup_princ.html#shutdown">shutdown·strategy</a>·set·in |
| 250 | the·supervisor.</p><h3·id="standalone-event-managers"·class="section-heading"> | 250 | the·supervisor.</p><h3·id="standalone-event-managers"·class="section-heading"> |
| 251 | ··<a·href="#standalone-event-managers"·class="hover-link"> | 251 | ··<a·href="#standalone-event-managers"·class="hover-link"> |
| 252 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 252 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 253 | ··</a> | 253 | ··</a> |
| 254 | ··<span·class="text">Standalone·Event·Managers</span> | 254 | ··<span·class="text">Standalone·Event·Managers</span> |
| 255 | </h3> | 255 | </h3> |
| 256 | <p>An·event·manager·can·also·be·stopped·by·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 256 | <p>An·event·manager·can·also·be·stopped·by·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="2321448278-1">(</span><span·class="ss">error_man</span><span·class="p"·data-group-id="2321448278-1">)</span><span·class="p">.</span><span·class="w"> |
| 257 | </span><span·class="ss">ok</span></code></pre><h2·id="handling-other-messages"·class="section-heading"> | 257 | </span><span·class="ss">ok</span></code></pre><h2·id="handling-other-messages"·class="section-heading"> |
| 258 | ··<a·href="#handling-other-messages"·class="hover-link"> | 258 | ··<a·href="#handling-other-messages"·class="hover-link"> |
| 259 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 259 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 260 | ··</a> | 260 | ··</a> |
| 261 | ··<span·class="text">Handling·Other·Messages</span> | 261 | ··<span·class="text">Handling·Other·Messages</span> |
| 262 | </h2> | 262 | </h2> |
| 263 | <p>If·the·<code·class="inline">gen_event</code>·process·is·to·be·able·to·receive·other·messages | 263 | <p>If·the·<code·class="inline">gen_event</code>·process·is·to·be·able·to·receive·other·messages |
| 264 | than·events,·the·callback·function·<code·class="inline">handle_info(Info,·State)</code>·must·be | 264 | than·events,·the·callback·function·<code·class="inline">handle_info(Info,·State)</code>·must·be |
| 265 | implemented·to·handle·them.·Examples·of·other·messages·are·exit | 265 | implemented·to·handle·them.·Examples·of·other·messages·are·exit |
| 266 | messages·if·the·event·manager·is·linked·to·other·processes·than·the | 266 | messages·if·the·event·manager·is·linked·to·other·processes·than·the |
| 267 | supervisor·(for·example·via·<a·href="../../lib/stdlib-6.2/doc/html/gen_event.html#add_sup_handler/3"><code·class="inline">gen_event:add_sup_handler/3</code></a>)·and·is | 267 | supervisor·(for·example·via·<a·href="../../lib/stdlib-6.2/doc/html/gen_event.html#add_sup_handler/3"><code·class="inline">gen_event:add_sup_handler/3</code></a>)·and·is |
| 268 | trapping·exit·signals.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_info</span><span·class="p"·data-group-id=" | 268 | trapping·exit·signals.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_info</span><span·class="p"·data-group-id="3191461965-1">(</span><span·class="p"·data-group-id="3191461965-2">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reaso[·...·truncated·by·diffoscope;·len:·178,·SHA:·0cbbd3f4307c0fcf8c6b4b7c9d20d90feacb9da15edd7f77885cd11dac8d4080·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 269 | ····</span><span·class="c1">%%·Code·to·handle·exits·here.</span><span·class="w"> | 269 | ····</span><span·class="c1">%%·Code·to·handle·exits·here.</span><span·class="w"> |
| 270 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 270 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 271 | ····</span><span·class="p"·data-group-id=" | 271 | ····</span><span·class="p"·data-group-id="3191461965-3">{</span><span·class="ss">noreply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State1</span><span·class="p"·data-group-id="3191461965-3">}</span><span·class="p">.</span></code></pre><p>The·final·function·to·implement·i[·...·truncated·by·diffoscope;·len:·406,·SHA:·1fe90c2cf8f84f1b9ced0a93e743c741af471ea405d406e8aab3ec1655fc3e76·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 272 | ····</span><span·class="c1">%%·Code·to·convert·state·(and·more)·during·code·change.</span><span·class="w"> | 272 | ····</span><span·class="c1">%%·Code·to·convert·state·(and·more)·during·code·change.</span><span·class="w"> |
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| Offset 131, 15 lines modified | Offset 131, 15 lines modified | ||
| 131 | int·bar(int·y)·{ | 131 | int·bar(int·y)·{ |
| 132 | ··return·y*2; | 132 | ··return·y*2; |
| 133 | }</code></pre><p>The·functions·are·deliberately·kept·as·simple·as·possible,·for·readability | 133 | }</code></pre><p>The·functions·are·deliberately·kept·as·simple·as·possible,·for·readability |
| 134 | reasons.</p><p>From·an·Erlang·perspective,·it·is·preferable·to·be·able·to·call·<code·class="inline">foo</code>·and·<code·class="inline">bar</code> | 134 | reasons.</p><p>From·an·Erlang·perspective,·it·is·preferable·to·be·able·to·call·<code·class="inline">foo</code>·and·<code·class="inline">bar</code> |
| 135 | without·having·to·bother·about·that·they·are·C·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·Erlang·code</span><span·class="w"> | 135 | without·having·to·bother·about·that·they·are·C·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·Erlang·code</span><span·class="w"> |
| 136 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 136 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 137 | </span><span·class="n">Res</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">complex</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 137 | </span><span·class="n">Res</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">complex</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id="6501260045-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="6501260045-1">)</span><span·class="p">,</span><span·class="w"> |
| 138 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Here,·the·communication·with·C·is·hidden·in·the·implementation·of·<code·class="inline">complex.erl</code>. | 138 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Here,·the·communication·with·C·is·hidden·in·the·implementation·of·<code·class="inline">complex.erl</code>. |
| 139 | In·the·following·sections,·it·is·shown·how·this·module·can·be·implemented·using | 139 | In·the·following·sections,·it·is·shown·how·this·module·can·be·implemented·using |
| 140 | the·different·interoperability·mechanisms.</p> | 140 | the·different·interoperability·mechanisms.</p> |
| 141 | </div> | 141 | </div> |
| 142 | <div·class="bottom-actions"·id="bottom-actions"> | 142 | <div·class="bottom-actions"·id="bottom-actions"> |
| 143 | ··<div·class="bottom-actions-item"> | 143 | ··<div·class="bottom-actions-item"> |
| Offset 185, 15 lines modified | Offset 185, 15 lines modified | ||
| 185 | ······<p·class="built-using"> | 185 | ······<p·class="built-using"> |
| 186 | ········Built·using | 186 | ········Built·using |
| 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 189 | ······</p> | 189 | ······</p> |
| 190 | <p>Copyright·©·1996-202 | 190 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 191 | ····</footer> | 191 | ····</footer> |
| 192 | ··</div> | 192 | ··</div> |
| 193 | </main> | 193 | </main> |
| 194 | </div> | 194 | </div> |
| 195 | <script> | 195 | <script> |
| 196 | ··function·mermaidLoaded()·{ | 196 | ··function·mermaidLoaded()·{ |
| 197 | ····mermaid.initialize({ | 197 | ····mermaid.initialize({ |
| Offset 235, 15 lines modified | Offset 235, 15 lines modified | ||
| 235 | ······<p·class="built-using"> | 235 | ······<p·class="built-using"> |
| 236 | ········Built·using | 236 | ········Built·using |
| 237 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 237 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 238 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 238 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 239 | ······</p> | 239 | ······</p> |
| 240 | <p>Copyright·©·1996-202 | 240 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 241 | ····</footer> | 241 | ····</footer> |
| 242 | ··</div> | 242 | ··</div> |
| 243 | </main> | 243 | </main> |
| 244 | </div> | 244 | </div> |
| 245 | <script> | 245 | <script> |
| 246 | ··function·mermaidLoaded()·{ | 246 | ··function·mermaidLoaded()·{ |
| 247 | ····mermaid.initialize({ | 247 | ····mermaid.initialize({ |
| Offset 157, 63 lines modified | Offset 157, 63 lines modified | ||
| 157 | ··<a·href="#example"·class="hover-link"> | 157 | ··<a·href="#example"·class="hover-link"> |
| 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 159 | ··</a> | 159 | ··</a> |
| 160 | ··<span·class="text">Example</span> | 160 | ··<span·class="text">Example</span> |
| 161 | </h2> | 161 | </h2> |
| 162 | <p>An·example·of·a·simple·server·written·in·plain·Erlang·is·provided·in | 162 | <p>An·example·of·a·simple·server·written·in·plain·Erlang·is·provided·in |
| 163 | <a·href="design_principles.html#ch1">Overview</a>.·The·server·can·be·reimplemented·using | 163 | <a·href="design_principles.html#ch1">Overview</a>.·The·server·can·be·reimplemented·using |
| 164 | <code·class="inline">gen_server</code>,·resulting·in·this·callback·module:</p><p><a·href=""·id="ex"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 164 | <code·class="inline">gen_server</code>,·resulting·in·this·callback·module:</p><p><a·href=""·id="ex"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9336997352-1">(</span><span·class="ss">ch3</span><span·class="p"·data-group-id="9336997352-1">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 165 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="9336997352-2">(</span><span·class="ss">gen_server</span><span·class="p"·data-group-id="9336997352-2">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="w"> | 166 | </span><span·class="w"> |
| 167 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 167 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9336997352-3">(</span><span·class="p"·data-group-id="9336997352-4">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="9336997352-4">]</span><span·class="p"·data-group-id="9336997352-3">)</span><span·class="p">.</span><span·class="w"> |
| 168 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 168 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9336997352-5">(</span><span·class="p"·data-group-id="9336997352-6">[</span><span·class="ss">alloc</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">free</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·6112650bcd0ea44d625c0b00fb2f1319f8688eefce5a57a7567bcc532d578e20·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 169 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 169 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9336997352-7">(</span><span·class="p"·data-group-id="9336997352-8">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_call</span><span·class="p">/</sp[·...·truncated·by·diffoscope;·len:·254,·SHA:·1a8e6174a77580b12bbaa4b1eb6a7d0d60dfba6b75b9bff9dd64ba78a196b80f·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 170 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="9336997352-9">(</span><span·class="p"·data-group-id="9336997352-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 171 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 171 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="9336997352-10">(</span><span·class="p"·data-group-id="9336997352-11">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p"·data-group-id="9336997352-11">}</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·407,·SHA:·bd52155b7febf72f61c2a051f6706bac8d82ff834a272f84cf6cfa5ebec98907·...·]-10">)</span><span·class="p">.</span><span·class="w"> |
| 172 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 172 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="9336997352-14">(</span><span·class="p"·data-group-id="9336997352-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 173 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 173 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="9336997352-15">(</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">alloc</span><span·class="p"·data-group-id="9336997352-15">)</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="nf">free</span><span·class="p"·data-group-id=" | 174 | </span><span·class="nf">free</span><span·class="p"·data-group-id="9336997352-16">(</span><span·class="n">Ch</span><span·class="p"·data-group-id="9336997352-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 175 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id=" | 175 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id="9336997352-17">(</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9336997352-18">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><sp[·...·truncated·by·diffoscope;·len:·92,·SHA:·6d6f16594e74a8355e3b964f83611169a896c48f62138678d066e45900931747·...·]-17">)</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 176 | </span><span·class="nf">init</span><span·class="p"·data-group-id="9336997352-19">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="9336997352-19">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ····</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="p"·data-group-id="9336997352-20">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">channels</span><span·class="p"·data-group-id="9336997352-21">(</span><span·class="p"·data-group-id="9336997352-21">)</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·1b61b871f84602a381e54e365d71f9c48f236366b9b2057bc8e22267d8d2526b·...·]-20">}</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 178 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id="9336997352-22">(</span><span·class="ss">alloc</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·1578277a5acf1c5f6fd517c69131d2cd877c48399b7a8f5c7bd8941319057ea1·...·]-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ····</span><span·class="p"·data-group-id=" | 179 | ····</span><span·class="p"·data-group-id="9336997352-23">{</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="9336997352-23">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·143,·SHA:·18b642be59a061ad2f8379e88a764b24e9e64cc0b581669da934bccfc3c7971b·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 180 | ····</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="p"·data-group-id="9336997352-25">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="9336997352-25">}</span><span·class="p">.</span><span·class="w"> |
| 181 | </span><span·class="nf">handle_cast</span><span·class="p"·data-group-id=" | 181 | </span><span·class="nf">handle_cast</span><span·class="p"·data-group-id="9336997352-26">(</span><span·class="p"·data-group-id="9336997352-27">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="9336997352-27">}</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·91,·SHA:·22330147dedd4f0141ccd37fe2dadc2a5f5afe08ee2569c335cb25e90fdb06fb·...·]-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 182 | ····</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id=" | 182 | ····</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id="9336997352-28">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="9336997352-28">)</span><span·class="p">,</span><span·class="w"> |
| 183 | ····</span><span·class="p"·data-group-id=" | 183 | ····</span><span·class="p"·data-group-id="9336997352-29">{</span><span·class="ss">noreply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="9336997352-29">}</span><span·class="p">.</span></code></pre><p>The·code·is·explained·in·the·next·sections.</p><h2·id="starting-a-gen_server"·class="section-heading"> |
| 184 | ··<a·href="#starting-a-gen_server"·class="hover-link"> | 184 | ··<a·href="#starting-a-gen_server"·class="hover-link"> |
| 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 186 | ··</a> | 186 | ··</a> |
| 187 | ··<span·class="text">Starting·a·Gen_Server</span> | 187 | ··<span·class="text">Starting·a·Gen_Server</span> |
| 188 | </h2> | 188 | </h2> |
| 189 | <p>In·the·example·in·the·previous·section,·<code·class="inline">gen_server</code>·is·started·by·calling | 189 | <p>In·the·example·in·the·previous·section,·<code·class="inline">gen_server</code>·is·started·by·calling |
| 190 | <code·class="inline">ch3:start_link()</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start_link</span><span·class="p"·data-group-id="31 | 190 | <code·class="inline">ch3:start_link()</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start_link</span><span·class="p"·data-group-id="2317984917-1">(</span><span·class="p"·data-group-id="2317984917-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 191 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="31 | 191 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="2317984917-2">(</span><span·class="p"·data-group-id="2317984917-3">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p"·data-group-id="2317984917-3">}</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·680,·SHA:·6b2e7a9dade31d7195de99b3ceb13fa6fb11717ee3ebd792cbab7bc0bc62962a·...·]17-6">}</span></code></pre><p><code·class="inline">start_link/0</code>·calls·function·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html#start_link/4"><code·class="inline">gen_server:start_link/4</code></a>.··This·function |
| 192 | spawns·and·links·to·a·new·process,·a·<code·class="inline">gen_server</code>.</p><ul><li><p>The·first·argument,·<code·class="inline">{local,·ch3}</code>,·specifies·the·name. | 192 | spawns·and·links·to·a·new·process,·a·<code·class="inline">gen_server</code>.</p><ul><li><p>The·first·argument,·<code·class="inline">{local,·ch3}</code>,·specifies·the·name. |
| 193 | The·gen_server·is·then·locally·registered·as·<code·class="inline">ch3</code>.</p><p>If·the·name·is·omitted,·the·<code·class="inline">gen_server</code>·is·not·registered.·Instead·its·pid | 193 | The·gen_server·is·then·locally·registered·as·<code·class="inline">ch3</code>.</p><p>If·the·name·is·omitted,·the·<code·class="inline">gen_server</code>·is·not·registered.·Instead·its·pid |
| 194 | must·be·used.·The·name·can·also·be·given·as·<code·class="inline">{global,·Name}</code>,·in·which·case | 194 | must·be·used.·The·name·can·also·be·given·as·<code·class="inline">{global,·Name}</code>,·in·which·case |
| 195 | the·<code·class="inline">gen_server</code>·is·registered·using·<a·href="../../lib/kernel-10.2.2/doc/html/global.html#register_name/2"><code·class="inline">global:register_name/2</code></a>.</p></li><li><p>The·second·argument,·<code·class="inline">ch3</code>,·is·the·name·of·the·callback·module,·which·is | 195 | the·<code·class="inline">gen_server</code>·is·registered·using·<a·href="../../lib/kernel-10.2.2/doc/html/global.html#register_name/2"><code·class="inline">global:register_name/2</code></a>.</p></li><li><p>The·second·argument,·<code·class="inline">ch3</code>,·is·the·name·of·the·callback·module,·which·is |
| 196 | the·module·where·the·callback·functions·are·located.</p><p>The·interface·functions·(<code·class="inline">start_link/0</code>,·<code·class="inline">alloc/0</code>,·and·<code·class="inline">free/1</code>)·are·located | 196 | the·module·where·the·callback·functions·are·located.</p><p>The·interface·functions·(<code·class="inline">start_link/0</code>,·<code·class="inline">alloc/0</code>,·and·<code·class="inline">free/1</code>)·are·located |
| 197 | in·the·same·module·as·the·callback·functions·(<code·class="inline">init/1</code>,·<code·class="inline">handle_call/3</code>,·and | 197 | in·the·same·module·as·the·callback·functions·(<code·class="inline">init/1</code>,·<code·class="inline">handle_call/3</code>,·and |
| 198 | <code·class="inline">handle_cast/2</code>).·It·is·usually·good·programming·practice·to·have·the·code | 198 | <code·class="inline">handle_cast/2</code>).·It·is·usually·good·programming·practice·to·have·the·code |
| 199 | corresponding·to·one·process·contained·in·a·single·module.</p></li><li><p>The·third·argument,·<code·class="inline">[]</code>,·is·a·term·that·is·passed·as·is·to·the·callback | 199 | corresponding·to·one·process·contained·in·a·single·module.</p></li><li><p>The·third·argument,·<code·class="inline">[]</code>,·is·a·term·that·is·passed·as·is·to·the·callback |
| 200 | function·<code·class="inline">init</code>.·Here,·<code·class="inline">init</code>·does·not·need·any·indata·and·ignores·the | 200 | function·<code·class="inline">init</code>.·Here,·<code·class="inline">init</code>·does·not·need·any·indata·and·ignores·the |
| 201 | argument.</p></li><li><p>The·fourth·argument,·<code·class="inline">[]</code>,·is·a·list·of·options.·See·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html"><code·class="inline">gen_server</code></a> | 201 | argument.</p></li><li><p>The·fourth·argument,·<code·class="inline">[]</code>,·is·a·list·of·options.·See·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html"><code·class="inline">gen_server</code></a> |
| 202 | for·the·available·options.</p></li></ul><p>If·name·registration·succeeds,·the·new·<code·class="inline">gen_server</code>·process·calls·the·callback | 202 | for·the·available·options.</p></li></ul><p>If·name·registration·succeeds,·the·new·<code·class="inline">gen_server</code>·process·calls·the·callback |
| 203 | function·<code·class="inline">ch3:init([])</code>.·<code·class="inline">init</code>·is·expected·to·return·<code·class="inline">{ok,·State}</code>,·where | 203 | function·<code·class="inline">ch3:init([])</code>.·<code·class="inline">init</code>·is·expected·to·return·<code·class="inline">{ok,·State}</code>,·where |
| 204 | <code·class="inline">State</code>·is·the·internal·state·of·the·<code·class="inline">gen_server</code>.·In·this·case,·the·state·is | 204 | <code·class="inline">State</code>·is·the·internal·state·of·the·<code·class="inline">gen_server</code>.·In·this·case,·the·state·is |
| 205 | the·available·channels.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id=" | 205 | the·available·channels.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id="9987419939-1">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="9987419939-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | ····</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="p"·data-group-id="9987419939-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">channels</span><span·class="p"·data-group-id="9987419939-3">(</span><span·class="p"·data-group-id="9987419939-3">)</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·ed33af563039b955df34d13e6b4327349fca0e24c8a4d725919980b7ff2293b9·...·]-2">}</span><span·class="p">.</span></code></pre><p><a·href="../../lib/stdlib-6.2/doc/html/gen_server.html#start_link/4"><code·class="inline">gen_server:start_link/4</code></a>·is·synchronous.·It·does·not·return·until·the |
| 207 | <code·class="inline">gen_server</code>·has·been·initialized·and·is·ready·to·receive·requests.</p><p><a·href="../../lib/stdlib-6.2/doc/html/gen_server.html#start_link/4"><code·class="inline">gen_server:start_link/4</code></a>·must·be·used·if·the·<code·class="inline">gen_server</code>·is·part·of | 207 | <code·class="inline">gen_server</code>·has·been·initialized·and·is·ready·to·receive·requests.</p><p><a·href="../../lib/stdlib-6.2/doc/html/gen_server.html#start_link/4"><code·class="inline">gen_server:start_link/4</code></a>·must·be·used·if·the·<code·class="inline">gen_server</code>·is·part·of |
| 208 | a·supervision·tree,·meaning·that·it·was·started·by·a·supervisor.·There | 208 | a·supervision·tree,·meaning·that·it·was·started·by·a·supervisor.·There |
| 209 | is·another·function,·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html#start/4"><code·class="inline">gen_server:start/4</code></a>,·to·start·a·standalone | 209 | is·another·function,·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html#start/4"><code·class="inline">gen_server:start/4</code></a>,·to·start·a·standalone |
| 210 | <code·class="inline">gen_server</code>·that·is·not·part·of·a·supervision·tree.</p><h2·id="synchronous-requests-call"·class="section-heading"> | 210 | <code·class="inline">gen_server</code>·that·is·not·part·of·a·supervision·tree.</p><h2·id="synchronous-requests-call"·class="section-heading"> |
| 211 | ··<a·href="#synchronous-requests-call"·class="hover-link"> | 211 | ··<a·href="#synchronous-requests-call"·class="hover-link"> |
| 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 213 | ··</a> | 213 | ··</a> |
| Offset 221, 32 lines modified | Offset 221, 32 lines modified | ||
| 221 | </h2> | 221 | </h2> |
| 222 | <p>The·synchronous·request·<code·class="inline">alloc()</code>·is·implemented·using·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html#call/2"><code·class="inline">gen_server:call/2</code></a>:</p><pre><code·class="text">alloc()·-> | 222 | <p>The·synchronous·request·<code·class="inline">alloc()</code>·is·implemented·using·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html#call/2"><code·class="inline">gen_server:call/2</code></a>:</p><pre><code·class="text">alloc()·-> |
| 223 | ····gen_server:call(ch3,·alloc).</code></pre><p><code·class="inline">ch3</code>·is·the·name·of·the·<code·class="inline">gen_server</code>·and·must·agree·with·the·name | 223 | ····gen_server:call(ch3,·alloc).</code></pre><p><code·class="inline">ch3</code>·is·the·name·of·the·<code·class="inline">gen_server</code>·and·must·agree·with·the·name |
| 224 | used·to·start·it.·<code·class="inline">alloc</code>·is·the·actual·request.</p><p>The·request·is·made·into·a·message·and·sent·to·the·<code·class="inline">gen_server</code>. | 224 | used·to·start·it.·<code·class="inline">alloc</code>·is·the·actual·request.</p><p>The·request·is·made·into·a·message·and·sent·to·the·<code·class="inline">gen_server</code>. |
| 225 | When·the·request·is·received,·the·<code·class="inline">gen_server</code>·calls | 225 | When·the·request·is·received,·the·<code·class="inline">gen_server</code>·calls |
| 226 | <code·class="inline">handle_call(Request,·From,·State)</code>,·which·is·expected·to·return | 226 | <code·class="inline">handle_call(Request,·From,·State)</code>,·which·is·expected·to·return |
| 227 | a·tuple·<code·class="inline">{reply,Reply,State1}</code>.·<code·class="inline">Reply</code>·is·the·reply·that·is·to·be·sent·back | 227 | a·tuple·<code·class="inline">{reply,Reply,State1}</code>.·<code·class="inline">Reply</code>·is·the·reply·that·is·to·be·sent·back |
| 228 | to·the·client,·and·<code·class="inline">State1</code>·is·a·new·value·for·the·state·of·the·<code·class="inline">gen_server</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 228 | to·the·client,·and·<code·class="inline">State1</code>·is·a·new·value·for·the·state·of·the·<code·class="inline">gen_server</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_call</span><span·class="p"·data-group-id="2400181552-1">(</span><span·class="ss">alloc</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="2[·...·truncated·by·diffoscope;·len:·9,·SHA:·09bfa78bd509c999527c998a2ae2e21185f9b5707025a84f8a7b35e8b75af1d5·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 229 | ····</span><span·class="p"·data-group-id=" | 229 | ····</span><span·class="p"·data-group-id="2400181552-2">{</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="2400181552-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·140,·SHA:·63224f52c580101fc29150e973426f85c25bd25c92fc467b6a19c10791a54db3·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 230 | ····</span><span·class="p"·data-group-id=" | 230 | ····</span><span·class="p"·data-group-id="2400181552-4">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="2400181552-4">}</span><span·class="p">.</span></code></pre><p>In·this·case,·the·reply·is·the·allocated·channel·<code·class="inline">Ch</code>·and·the·new·state·is·the |
| 231 | set·of·remaining·available·channels·<code·class="inline">Chs2</code>.</p><p>Thus,·the·call·<code·class="inline">ch3:alloc()</code>·returns·the·allocated·channel·<code·class="inline">Ch</code>·and·the | 231 | set·of·remaining·available·channels·<code·class="inline">Chs2</code>.</p><p>Thus,·the·call·<code·class="inline">ch3:alloc()</code>·returns·the·allocated·channel·<code·class="inline">Ch</code>·and·the |
| 232 | <code·class="inline">gen_server</code>·then·waits·for·new·requests,·now·with·an·updated·list·of | 232 | <code·class="inline">gen_server</code>·then·waits·for·new·requests,·now·with·an·updated·list·of |
| 233 | available·channels.</p><h2·id="asynchronous-requests-cast"·class="section-heading"> | 233 | available·channels.</p><h2·id="asynchronous-requests-cast"·class="section-heading"> |
| 234 | ··<a·href="#asynchronous-requests-cast"·class="hover-link"> | 234 | ··<a·href="#asynchronous-requests-cast"·class="hover-link"> |
| 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 236 | ··</a> | 236 | ··</a> |
| 237 | ··<span·class="text">Asynchronous·Requests·-·Cast</span> | 237 | ··<span·class="text">Asynchronous·Requests·-·Cast</span> |
| 238 | </h2> | 238 | </h2> |
| 239 | <p>The·asynchronous·request·<code·class="inline">free(Ch)</code>·is·implemented·using·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html#cast/2"><code·class="inline">gen_server:cast/2</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">free</span><span·class="p"·data-group-id=" | 239 | <p>The·asynchronous·request·<code·class="inline">free(Ch)</code>·is·implemented·using·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html#cast/2"><code·class="inline">gen_server:cast/2</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">free</span><span·class="p"·data-group-id="3395567485-1">(</span><span·class="n">Ch</span><span·class="p"·data-group-id="3395567485-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 240 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id=" | 240 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id="3395567485-2">(</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3395567485-3">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span[·...·truncated·by·diffoscope;·len:·89,·SHA:·7ab5aedf96805ef670ee6d63bf41ab034e6b146ed791c9f2b60c0dae4f475956·...·]-2">)</span><span·class="p">.</span></code></pre><p><code·class="inline">ch3</code>·is·the·name·of·the·<code·class="inline">gen_server</code>.·<code·class="inline">{free,·Ch}</code>·is·the·actual·request.</p><p>The·request·is·made·into·a·message·and·sent·to·the·<code·class="inline">gen_server</code>. |
| 241 | <code·class="inline">cast</code>,·and·thus·<code·class="inline">free</code>,·then·returns·<code·class="inline">ok</code>.</p><p>When·the·request·is·received,·the·<code·class="inline">gen_server</code>·calls | 241 | <code·class="inline">cast</code>,·and·thus·<code·class="inline">free</code>,·then·returns·<code·class="inline">ok</code>.</p><p>When·the·request·is·received,·the·<code·class="inline">gen_server</code>·calls |
| 242 | <code·class="inline">handle_cast(Request,·State)</code>,·which·is·expected·to·return·a·tuple | 242 | <code·class="inline">handle_cast(Request,·State)</code>,·which·is·expected·to·return·a·tuple |
| 243 | <code·class="inline">{noreply,State1}</code>.·<code·class="inline">State1</code>·is·a·new·value·for·the·state·of·the·<code·class="inline">gen_server</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_cast</span><span·class="p"·data-group-id=" | 243 | <code·class="inline">{noreply,State1}</code>.·<code·class="inline">State1</code>·is·a·new·value·for·the·state·of·the·<code·class="inline">gen_server</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_cast</span><span·class="p"·data-group-id="9425594467-1">(</span><span·class="p"·data-group-id="9425594467-2">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="9425594467-2">}</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·88,·SHA:·79e1b4ff42b74bc4be0ee0e9f44c889e44cd50deb928348d9eb7be0c17f786c5·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 244 | ····</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id=" | 244 | ····</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id="9425594467-3">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="9425594467-3">)</span><span·class="p">,</span><span·class="w"> |
| 245 | ····</span><span·class="p"·data-group-id=" | 245 | ····</span><span·class="p"·data-group-id="9425594467-4">{</span><span·class="ss">noreply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="9425594467-4">}</span><span·class="p">.</span></code></pre><p>In·this·case,·the·new·state·is·the·updated·list·of·available·channels·<code·class="inline">Chs2</code>. |
| 246 | The·<code·class="inline">gen_server</code>·is·now·ready·for·new·requests.</p><h2·id="stopping"·class="section-heading"> | 246 | The·<code·class="inline">gen_server</code>·is·now·ready·for·new·requests.</p><h2·id="stopping"·class="section-heading"> |
| 247 | ··<a·href="#stopping"·class="hover-link"> | 247 | ··<a·href="#stopping"·class="hover-link"> |
| 248 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 248 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 249 | ··</a> | 249 | ··</a> |
| 250 | ··<span·class="text">Stopping</span> | 250 | ··<span·class="text">Stopping</span> |
| 251 | </h2> | 251 | </h2> |
| 252 | <h3·id="in-a-supervision-tree"·class="section-heading"> | 252 | <h3·id="in-a-supervision-tree"·class="section-heading"> |
| Offset 257, 69 lines modified | Offset 257, 69 lines modified | ||
| 257 | </h3> | 257 | </h3> |
| 258 | <p>If·the·<code·class="inline">gen_server</code>·is·part·of·a·supervision·tree,·no·stop·function·is·needed. | 258 | <p>If·the·<code·class="inline">gen_server</code>·is·part·of·a·supervision·tree,·no·stop·function·is·needed. |
| 259 | The·<code·class="inline">gen_server</code>·is·automatically·terminated·by·its·supervisor.··Exactly·how | 259 | The·<code·class="inline">gen_server</code>·is·automatically·terminated·by·its·supervisor.··Exactly·how |
| 260 | this·is·done·is·defined·by·a·<a·href="sup_princ.html#shutdown">shutdown·strategy</a> | 260 | this·is·done·is·defined·by·a·<a·href="sup_princ.html#shutdown">shutdown·strategy</a> |
| 261 | set·in·the·supervisor.</p><p>If·it·is·necessary·to·clean·up·before·termination,·the·shutdown·strategy | 261 | set·in·the·supervisor.</p><p>If·it·is·necessary·to·clean·up·before·termination,·the·shutdown·strategy |
| 262 | must·be·a·time-out·value·and·the·<code·class="inline">gen_server</code>·must·be·set·to·trap·exit·signals | 262 | must·be·a·time-out·value·and·the·<code·class="inline">gen_server</code>·must·be·set·to·trap·exit·signals |
| 263 | in·function·<code·class="inline">init</code>.·When·ordered·to·shutdown,·the·<code·class="inline">gen_server</code>·then·calls | 263 | in·function·<code·class="inline">init</code>.·When·ordered·to·shutdown,·the·<code·class="inline">gen_server</code>·then·calls |
| 264 | the·callback·function·<code·class="inline">terminate(shutdown,·State)</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id=" | 264 | the·callback·function·<code·class="inline">terminate(shutdown,·State)</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id="9536242490-1">(</span><span·class="n">Args</span><span·class="p"·data-group-id="9536242490-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 265 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> | 265 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> |
| 266 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id=" | 266 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id="9536242490-2">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="9536242490-2">)</span><span·class="p">,</span><span·class="w"> |
| 267 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> | 267 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> |
| 268 | ····</span><span·class="p"·data-group-id=" | 268 | ····</span><span·class="p"·data-group-id="9536242490-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="9536242490-3">}</span><span·class="p">.</span><span·class="w"> |
| 269 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 269 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 270 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id=" | 270 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="9536242490-4">(</span><span·class="ss">shutdown</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="9536242490-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 271 | ····</span><span·class="c1">%%·Code·for·cleaning·up·here</span><span·class="w"> | 271 | ····</span><span·class="c1">%%·Code·for·cleaning·up·here</span><span·class="w"> |
| 272 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 272 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 273 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><h3·id="standalone-gen_servers"·class="section-heading"> | 273 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><h3·id="standalone-gen_servers"·class="section-heading"> |
| 274 | ··<a·href="#standalone-gen_servers"·class="hover-link"> | 274 | ··<a·href="#standalone-gen_servers"·class="hover-link"> |
| 275 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 275 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 276 | ··</a> | 276 | ··</a> |
| 277 | ··<span·class="text">Standalone·Gen_Servers</span> | 277 | ··<span·class="text">Standalone·Gen_Servers</span> |
| 278 | </h3> | 278 | </h3> |
| 279 | <p>If·the·<code·class="inline">gen_server</code>·is·not·part·of·a·supervision·tree,·a·stop·function | 279 | <p>If·the·<code·class="inline">gen_server</code>·is·not·part·of·a·supervision·tree,·a·stop·function |
| 280 | can·be·useful,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 280 | can·be·useful,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 281 | </span><span·class="nf">export</span><span·class="p"·data-group-id=" | 281 | </span><span·class="nf">export</span><span·class="p"·data-group-id="0492761440-1">(</span><span·class="p"·data-group-id="0492761440-2">[</span><span·class="ss">stop</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="0492761440-2">]</span><span·class="p"·data-group-id="0492761440-1">)</span><span·class="p">.</span><span·class="w"> |
| 282 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 282 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 283 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 283 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="0492761440-3">(</span><span·class="p"·data-group-id="0492761440-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
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| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
| Offset 161, 75 lines modified | Offset 161, 75 lines modified | ||
| 161 | belonging·to·the·primary·application.</p><h2·id="specifying-included-applications"·class="section-heading"> | 161 | belonging·to·the·primary·application.</p><h2·id="specifying-included-applications"·class="section-heading"> |
| 162 | ··<a·href="#specifying-included-applications"·class="hover-link"> | 162 | ··<a·href="#specifying-included-applications"·class="hover-link"> |
| 163 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 163 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 164 | ··</a> | 164 | ··</a> |
| 165 | ··<span·class="text">Specifying·Included·Applications</span> | 165 | ··<span·class="text">Specifying·Included·Applications</span> |
| 166 | </h2> | 166 | </h2> |
| 167 | <p>Which·applications·to·include·is·defined·by·the·<code·class="inline">included_applications</code>·key·in | 167 | <p>Which·applications·to·include·is·defined·by·the·<code·class="inline">included_applications</code>·key·in |
| 168 | the·<code·class="inline">.app</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 168 | the·<code·class="inline">.app</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2536855587-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">prim_app</span><span·class="p">,</span><span·class="w"> |
| 169 | ·</span><span·class="p"·data-group-id=" | 169 | ·</span><span·class="p"·data-group-id="2536855587-2">[</span><span·class="p"·data-group-id="2536855587-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Tree·application"</span><span·class="p"·data-group-id="2536855587-3">}</span><span·class="p">,</span><span·class="w"> |
| 170 | ··</span><span·class="p"·data-group-id=" | 170 | ··</span><span·class="p"·data-group-id="2536855587-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="2536855587-4">}</span><span·class="p">,</span><span·class="w"> |
| 171 | ··</span><span·class="p"·data-group-id=" | 171 | ··</span><span·class="p"·data-group-id="2536855587-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2536855587-6">[</span><span·class="ss">prim_app_cb</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">pr[·...·truncated·by·diffoscope;·len:·198,·SHA:·a1f6ee0a88edc5e8d84c8b2d03f80aa2236bcbdff90cf80fde35880cdb48b8d9·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 172 | ··</span><span·class="p"·data-group-id=" | 172 | ··</span><span·class="p"·data-group-id="2536855587-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2536855587-8">[</span><span·class="ss">prim_app_server</span><span·class="p"·data-group-id="2536855587-8">]</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·7408b975d857d0ca930766453c3d89f8c4e6deaee4647640a1dc4b9e145531a0·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 173 | ··</span><span·class="p"·data-group-id=" | 173 | ··</span><span·class="p"·data-group-id="2536855587-9">{</span><span·class="ss">included_applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2536855587-10">[</span><span·class="ss">incl_app</span><span·class="p"·data-group-id="2536855587-10">]</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·a41ad5d9207d546d59eab6934d3c134a63936093d7b4879e9d4dfadfd4ca623a·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 174 | ··</span><span·class="p"·data-group-id=" | 174 | ··</span><span·class="p"·data-group-id="2536855587-11">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2536855587-12">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·184,·SHA:·fa933bcd51905f3d6f674fe8371d6fccfc58a3db99b0c3799c8527c9ce509013·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 175 | ··</span><span·class="p"·data-group-id="7708366610-13">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7708366610-14">{</span><span·class="ss">prim_app_cb</span><span·class="p">,</span><span·class="p"·data-group-id="7708366610-15">[</span><span·class="p"·data-group-id="7708366610-15">]</span><span·class="p"·data-group-id="7708366610-14">}</span><span·class="p"·data-group-id="7708366610-13">}</span><span·class="p">,</span><span·class="w"> | ||
| 176 | ··</span><span·class="p"·data-group-id=" | 175 | ··</span><span·class="p"·data-group-id="2536855587-13">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2536855587-14">{</span><span·class="ss">prim_app_cb</span><span·class="p">,</span><span·class="p"·data-group-id="2536855587-15"[·...·truncated·by·diffoscope;·len:·188,·SHA:·df22ed07a5672ae0bcc35b5b092a82cf835d77081d05ddead12889bdc57dd7ce·...·]</span><span·class="w"> |
| 176 | ··</span><span·class="p"·data-group-id="2536855587-16">{</span><span·class="ss">env</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2536855587-17">[</span><span·class="p"·data-group-id="2536855587-18">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/usr/local/log"</span><span·class="p"·data-group-id="2536855587-18">}</span><span·class="p"·data-group-id="2536855587-17">]</span><span·class="p"·data-group-id="2536855587-16">}</span><span·class="w"> | ||
| 177 | ·</span><span·class="p"·data-group-id=" | 177 | ·</span><span·class="p"·data-group-id="2536855587-2">]</span><span·class="p"·data-group-id="2536855587-1">}</span><span·class="p">.</span></code></pre><h2·id="synchronizing-processes-during-startup"·class="section-heading"> |
| 178 | ··<a·href="#synchronizing-processes-during-startup"·class="hover-link"> | 178 | ··<a·href="#synchronizing-processes-during-startup"·class="hover-link"> |
| 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 180 | ··</a> | 180 | ··</a> |
| 181 | ··<span·class="text">Synchronizing·Processes·during·Startup</span> | 181 | ··<span·class="text">Synchronizing·Processes·during·Startup</span> |
| 182 | </h2> | 182 | </h2> |
| 183 | <p>The·supervisor·tree·of·an·included·application·is·started·as·part·of·the | 183 | <p>The·supervisor·tree·of·an·included·application·is·started·as·part·of·the |
| 184 | supervisor·tree·of·the·including·application.·If·there·is·a·need·for | 184 | supervisor·tree·of·the·including·application.·If·there·is·a·need·for |
| 185 | synchronization·between·processes·in·the·including·and·included·applications, | 185 | synchronization·between·processes·in·the·including·and·included·applications, |
| 186 | this·can·be·achieved·by·using·<em>start·phases</em>.</p><p>Start·phases·are·defined·by·the·<code·class="inline">start_phases</code>·key·in·the·<code·class="inline">.app</code>·file·as·a·list | 186 | this·can·be·achieved·by·using·<em>start·phases</em>.</p><p>Start·phases·are·defined·by·the·<code·class="inline">start_phases</code>·key·in·the·<code·class="inline">.app</code>·file·as·a·list |
| 187 | of·tuples·<code·class="inline">{Phase,PhaseArgs}</code>,·where·<code·class="inline">Phase</code>·is·an·atom·and·<code·class="inline">PhaseArgs</code>·is·a | 187 | of·tuples·<code·class="inline">{Phase,PhaseArgs}</code>,·where·<code·class="inline">Phase</code>·is·an·atom·and·<code·class="inline">PhaseArgs</code>·is·a |
| 188 | term.</p><p>The·value·of·the·<code·class="inline">mod</code>·key·of·the·including·application·must·be·set·to | 188 | term.</p><p>The·value·of·the·<code·class="inline">mod</code>·key·of·the·including·application·must·be·set·to |
| 189 | <code·class="inline">{application_starter,[Module,StartArgs]}</code>,·where·<code·class="inline">Module</code>·as·usual·is·the | 189 | <code·class="inline">{application_starter,[Module,StartArgs]}</code>,·where·<code·class="inline">Module</code>·as·usual·is·the |
| 190 | application·callback·module.·<code·class="inline">StartArgs</code>·is·a·term·provided·as·argument·to·the | 190 | application·callback·module.·<code·class="inline">StartArgs</code>·is·a·term·provided·as·argument·to·the |
| 191 | callback·function·<code·class="inline">Module:start/2</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="643 | 191 | callback·function·<code·class="inline">Module:start/2</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2643549644-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">prim_app</span><span·class="p">,</span><span·class="w"> |
| 192 | ·</span><span·class="p"·data-group-id="643 | 192 | ·</span><span·class="p"·data-group-id="2643549644-2">[</span><span·class="p"·data-group-id="2643549644-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Tree·application"</span><span·class="p"·data-group-id="2643549644-3">}</span><span·class="p">,</span><span·class="w"> |
| 193 | ··</span><span·class="p"·data-group-id="643 | 193 | ··</span><span·class="p"·data-group-id="2643549644-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="2643549644-4">}</span><span·class="p">,</span><span·class="w"> |
| 194 | ··</span><span·class="p"·data-group-id="643 | 194 | ··</span><span·class="p"·data-group-id="2643549644-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2643549644-6">[</span><span·class="ss">prim_app_cb</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">pr[·...·truncated·by·diffoscope;·len:·198,·SHA:·863aa89d393b109fd535551ec9ae051ea34d5baa587791e41b5ca8fb62439c5e·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 195 | ··</span><span·class="p"·data-group-id="643 | 195 | ··</span><span·class="p"·data-group-id="2643549644-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2643549644-8">[</span><span·class="ss">prim_app_server</span><span·class="p"·data-group-id="2643549644-8">]</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·f9858bd37c4a1292ed9dae7e941233133fa596d5884fca4517bf8cd3f873e59c·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 196 | ··</span><span·class="p"·data-group-id="643 | 196 | ··</span><span·class="p"·data-group-id="2643549644-9">{</span><span·class="ss">included_applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2643549644-10">[</span><span·class="ss">incl_app</span><span·class="p"·data-group-id="2643549644-10">]</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·7125f2ccc69b8bd72a2b019b9f4459327eded38715bb9c42b4a2bf007a62b43c·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 197 | ··</span><span·class="p"·data-group-id="643 | 197 | ··</span><span·class="p"·data-group-id="2643549644-11">{</span><span·class="ss">start_phases</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2643549644-12">[</span><span·class="p"·data-group-id="2643549644-13">{</span><span·class="ss">init</span><span·class="[·...·truncated·by·diffoscope;·len:·582,·SHA:·82438b0407ffb118875bb535d030dcff447ca550850a679e39fe8143ffebd621·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 198 | ··</span><span·class="p"·data-group-id="643 | 198 | ··</span><span·class="p"·data-group-id="2643549644-17">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2643549644-18">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·184,·SHA:·f27b6df11516bc5a7ceaed7a8d039c014f19f86d7df829970f7af1d47acaf3c3·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 199 | ··</span><span·class="p"·data-group-id="643 | 199 | ··</span><span·class="p"·data-group-id="2643549644-19">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2643549644-20">{</span><span·class="ss">application_starter</span><span·class="p">,</span><span·class="p"·data-group-id="264354[·...·truncated·by·diffoscope;·len:·333,·SHA:·76e6246fc9f93bf74d778aa99d5d50aba3e9712b3d5404fa691bef42398f3cdf·...·]-19">}</span><span·class="p">,</span><span·class="w"> |
| 200 | ··</span><span·class="p"·data-group-id="643 | 200 | ··</span><span·class="p"·data-group-id="2643549644-23">{</span><span·class="ss">env</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2643549644-24">[</span><span·class="p"·data-group-id="2643549644-25">{</span><span·class="ss">file</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·224,·SHA:·c73308f0c7f4e96a431cdab99e306b2a0d09480b600fe73890256baf0c3dc94b·...·]-23">}</span><span·class="w"> |
| 201 | ·</span><span·class="p"·data-group-id="643 | 201 | ·</span><span·class="p"·data-group-id="2643549644-2">]</span><span·class="p"·data-group-id="2643549644-1">}</span><span·class="p">.</span><span·class="w"> |
| 202 | </span><span·class="p"·data-group-id="643 | 202 | </span><span·class="p"·data-group-id="2643549644-26">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">incl_app</span><span·class="p">,</span><span·class="w"> |
| 203 | ·</span><span·class="p"·data-group-id="643 | 203 | ·</span><span·class="p"·data-group-id="2643549644-27">[</span><span·class="p"·data-group-id="2643549644-28">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Included·application"</span><span·class="p"·data-group-id="2643549644-28">}</span><span·class="p">,</span><span·class="w"> |
| 204 | ··</span><span·class="p"·data-group-id="643 | 204 | ··</span><span·class="p"·data-group-id="2643549644-29">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="2643549644-29">}</span><span·class="p">,</span><span·class="w"> |
| 205 | ··</span><span·class="p"·data-group-id="643 | 205 | ··</span><span·class="p"·data-group-id="2643549644-30">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2643549644-31">[</span><span·class="ss">incl_app_cb</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·201,·SHA:·54e943d217d01895322487f389d66226fb82177dc36033e45da650a074772820·...·]-30">}</span><span·class="p">,</span><span·class="w"> |
| 206 | ··</span><span·class="p"·data-group-id="643 | 206 | ··</span><span·class="p"·data-group-id="2643549644-32">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2643549644-33">[</span><span·class="p"·data-group-id="2643549644-33">]</span><span·class="p"·data-group-id="2643549644-32">}</span><span·class="p">,</span><span·class="w"> |
| 207 | ··</span><span·class="p"·data-group-id="643 | 207 | ··</span><span·class="p"·data-group-id="2643549644-34">{</span><span·class="ss">start_phases</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2643549644-35">[</span><span·class="p"·data-group-id="2643549644-36">{</span><span·class="ss">go</span><span·class="p"[·...·truncated·by·diffoscope;·len:·266,·SHA:·18adf3e4d791bc4797f78f5f8ebad54e0e5c637c9ff7072c314ffc643c572515·...·]-34">}</span><span·class="p">,</span><span·class="w"> |
| 208 | ··</span><span·class="p"·data-group-id="643 | 208 | ··</span><span·class="p"·data-group-id="2643549644-38">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2643549644-39">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·184,·SHA:·1805440dc65237d9ac80ee148ec9b6310aa7c8907254e8f2253ede9ca9b2249c·...·]-38">}</span><span·class="p">,</span><span·class="w"> |
| 209 | ··</span><span·class="p"·data-group-id="643 | 209 | ··</span><span·class="p"·data-group-id="2643549644-40">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2643549644-41">{</span><span·class="ss">incl_app_cb</span><span·class="p">,</span><span·class="p"·data-group-id="2643549644-42"[·...·truncated·by·diffoscope;·len:·158,·SHA:·1c889b0826e05f43b5e970b42d37a591a835263271d1ccce1688c629d3e7cdaa·...·]-40">}</span><span·class="w"> |
| 210 | ·</span><span·class="p"·data-group-id="643 | 210 | ·</span><span·class="p"·data-group-id="2643549644-27">]</span><span·class="p"·data-group-id="2643549644-26">}</span><span·class="p">.</span></code></pre><p>When·starting·a·primary·application·with·included·applications,·the·primary |
| 211 | application·is·started·the·normal·way,·that·is:</p><ul><li>The·application·controller·creates·an·application·master·for·the·application</li><li>The·application·master·calls·<code·class="inline">Module:start(normal,·StartArgs)</code>·to·start·the | 211 | application·is·started·the·normal·way,·that·is:</p><ul><li>The·application·controller·creates·an·application·master·for·the·application</li><li>The·application·master·calls·<code·class="inline">Module:start(normal,·StartArgs)</code>·to·start·the |
| 212 | top·supervisor.</li></ul><p>Then,·for·the·primary·application·and·each·included·application·in·top-down, | 212 | top·supervisor.</li></ul><p>Then,·for·the·primary·application·and·each·included·application·in·top-down, |
| 213 | left-to-right·order,·the·application·master·calls | 213 | left-to-right·order,·the·application·master·calls |
| 214 | <code·class="inline">Module:start_phase(Phase,·Type,·PhaseArgs)</code>·for·each·phase·defined·for·the | 214 | <code·class="inline">Module:start_phase(Phase,·Type,·PhaseArgs)</code>·for·each·phase·defined·for·the |
| 215 | primary·application,·in·that·order.·If·a·phase·is·not·defined·for·an·included | 215 | primary·application,·in·that·order.·If·a·phase·is·not·defined·for·an·included |
| 216 | application,·the·function·is·not·called·for·this·phase·and·application.</p><p>The·following·requirements·apply·to·the·<code·class="inline">.app</code>·file·for·an·included·application:</p><ul><li>The·<code·class="inline">{mod,·{Module,StartArgs}}</code>·option·must·be·included.·This·option·is·used | 216 | application,·the·function·is·not·called·for·this·phase·and·application.</p><p>The·following·requirements·apply·to·the·<code·class="inline">.app</code>·file·for·an·included·application:</p><ul><li>The·<code·class="inline">{mod,·{Module,StartArgs}}</code>·option·must·be·included.·This·option·is·used |
| 217 | to·find·the·callback·module·<code·class="inline">Module</code>·of·the·application.·<code·class="inline">StartArgs</code>·is | 217 | to·find·the·callback·module·<code·class="inline">Module</code>·of·the·application.·<code·class="inline">StartArgs</code>·is |
| 218 | ignored,·as·<code·class="inline">Module:start/2</code>·is·called·only·for·the·primary·application.</li><li>If·the·included·application·itself·contains·included·applications,·instead·the | 218 | ignored,·as·<code·class="inline">Module:start/2</code>·is·called·only·for·the·primary·application.</li><li>If·the·included·application·itself·contains·included·applications,·instead·the |
| 219 | <code·class="inline">{mod,·{application_starter,·[Module,StartArgs]}}</code>·option·must·be·included.</li><li>The·<code·class="inline">{start_phases,·[{Phase,PhaseArgs}]}</code>·option·must·be·included,·and·the·set | 219 | <code·class="inline">{mod,·{application_starter,·[Module,StartArgs]}}</code>·option·must·be·included.</li><li>The·<code·class="inline">{start_phases,·[{Phase,PhaseArgs}]}</code>·option·must·be·included,·and·the·set |
| 220 | of·specified·phases·must·be·a·subset·of·the·set·of·phases·specified·for·the | 220 | of·specified·phases·must·be·a·subset·of·the·set·of·phases·specified·for·the |
| 221 | primary·application.</li></ul><p>When·starting·<code·class="inline">prim_app</code>·as·defined·above,·the·application·controller·calls·the | 221 | primary·application.</li></ul><p>When·starting·<code·class="inline">prim_app</code>·as·defined·above,·the·application·controller·calls·the |
| 222 | following·callback·functions·before·<code·class="inline">application:start(prim_app)</code>·returns·a | 222 | following·callback·functions·before·<code·class="inline">application:start(prim_app)</code>·returns·a |
| 223 | value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 223 | value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="0493707437-1">(</span><span·class="ss">prim_app</span><span·class="p"·data-group-id="0493707437-1">)</span><span·class="w"> |
| 224 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">prim_app_cb</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 224 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">prim_app_cb</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="0493707437-2">(</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0493707437-3">[</span><span·class="p"·data-group-id="0493707437-3">]</span><span·class="p"·data-group-id="0493707437-2">)</span><span·class="w"> |
| 225 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">prim_app_cb</span><span·class="p">:</span><span·class="nf">start_phase</span><span·class="p"·data-group-id=" | 225 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">prim_app_cb</span><span·class="p">:</span><span·class="nf">start_phase</span><span·class="p"·data-group-id="0493707437-4">(</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0493707437-5">[</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·67,·SHA:·26d0425dbca71bd852865cb0ca9915cf1ad8daba7c3b50b5639300b17dcc6b87·...·]-4">)</span><span·class="w"> |
| 226 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">prim_app_cb</span><span·class="p">:</span><span·class="nf">start_phase</span><span·class="p"·data-group-id=" | 226 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">prim_app_cb</span><span·class="p">:</span><span·class="nf">start_phase</span><span·class="p"·data-group-id="0493707437-6">(</span><span·class="ss">go</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0493707437-7">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·65,·SHA:·420147bfc3388877807e40165129c520aa7040f2137a27439429af1eae418b7b·...·]-6">)</span><span·class="w"> |
| 227 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">incl_app_cb</span><span·class="p">:</span><span·class="nf">start_phase</span><span·class="p"·data-group-id=" | 227 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">incl_app_cb</span><span·class="p">:</span><span·class="nf">start_phase</span><span·class="p"·data-group-id="0493707437-8">(</span><span·class="ss">go</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0493707437-9">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·65,·SHA:·e8dd0c5ca8606523bb737ea600e99b19437c039de83331dba16ea90944bb4ac2·...·]-8">)</span><span·class="w"> |
| 228 | </span><span·class="ss">ok</span></code></pre> | 228 | </span><span·class="ss">ok</span></code></pre> |
| 229 | </div> | 229 | </div> |
| 230 | <div·class="bottom-actions"·id="bottom-actions"> | 230 | <div·class="bottom-actions"·id="bottom-actions"> |
| 231 | ··<div·class="bottom-actions-item"> | 231 | ··<div·class="bottom-actions-item"> |
| 232 | ······<a·href="applications.html"·class="bottom-actions-button"·rel="prev"> | 232 | ······<a·href="applications.html"·class="bottom-actions-button"·rel="prev"> |
| Offset 273, 15 lines modified | Offset 273, 15 lines modified | ||
| 273 | ······<p·class="built-using"> | 273 | ······<p·class="built-using"> |
| 274 | ········Built·using | 274 | ········Built·using |
| 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 277 | ······</p> | 277 | ······</p> |
| 278 | <p>Copyright·©·1996-202 | 278 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 279 | ····</footer> | 279 | ····</footer> |
| 280 | ··</div> | 280 | ··</div> |
| 281 | </main> | 281 | </main> |
| 282 | </div> | 282 | </div> |
| 283 | <script> | 283 | <script> |
| 284 | ··function·mermaidLoaded()·{ | 284 | ··function·mermaidLoaded()·{ |
| 285 | ····mermaid.initialize({ | 285 | ····mermaid.initialize({ |
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| 484 | ······<p·class="built-using"> | 484 | ······<p·class="built-using"> |
| 485 | ········Built·using | 485 | ········Built·using |
| 486 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 486 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 487 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 487 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 488 | ······</p> | 488 | ······</p> |
| 489 | <p>Copyright·©·1996-202 | 489 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 490 | ····</footer> | 490 | ····</footer> |
| 491 | ··</div> | 491 | ··</div> |
| 492 | </main> | 492 | </main> |
| 493 | </div> | 493 | </div> |
| 494 | <script> | 494 | <script> |
| 495 | ··function·mermaidLoaded()·{ | 495 | ··function·mermaidLoaded()·{ |
| 496 | ····mermaid.initialize({ | 496 | ····mermaid.initialize({ |
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| 295 | </span><span·class="gp·unselectable">$·</span><span·class="">cd·erts/emulator | 295 | </span><span·class="gp·unselectable">$·</span><span·class="">cd·erts/emulator |
| 296 | </span><span·class="gp·unselectable">$·</span><span·class="">make·debug | 296 | </span><span·class="gp·unselectable">$·</span><span·class="">make·debug |
| 297 | </span><span·class="gp·unselectable">$·</span><span·class="">cd·../etc | 297 | </span><span·class="gp·unselectable">$·</span><span·class="">cd·../etc |
| 298 | </span><span·class="gp·unselectable">$·</span><span·class="">make·debug | 298 | </span><span·class="gp·unselectable">$·</span><span·class="">make·debug |
| 299 | </span></code></pre><p>and·sometimes</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP | 299 | </span></code></pre><p>and·sometimes</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP |
| 300 | </span><span·class="gp·unselectable">$·</span><span·class="">make·local_setup | 300 | </span><span·class="gp·unselectable">$·</span><span·class="">make·local_setup |
| 301 | </span></code></pre><p>So·now·when·you·run·<code·class="inline">$ERL_TOP/erl.exe</code>,·you·should·have·a·debug·compiled | 301 | </span></code></pre><p>So·now·when·you·run·<code·class="inline">$ERL_TOP/erl.exe</code>,·you·should·have·a·debug·compiled |
| 302 | emulator,·which·you·will·see·if·you·do·a:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id=" | 302 | emulator,·which·you·will·see·if·you·do·a:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="1123999331-1">(</span><span·class="ss">system_version</span><span·class="p"·data-group-id="1123999331-1">)</span><span·class="p">.</span></code></pre><p>in·the·erlang·shell.·If·the·returned·string·contains·<code·class="inline">[debug]</code>,·you |
| 303 | got·a·debug·compiled·emulator.</p><p>To·hack·the·erlang·libraries,·you·simply·do·a·<code·class="inline">make·opt</code>·in·the | 303 | got·a·debug·compiled·emulator.</p><p>To·hack·the·erlang·libraries,·you·simply·do·a·<code·class="inline">make·opt</code>·in·the |
| 304 | specific·"applications"·directory,·like:</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP/lib/stdlib | 304 | specific·"applications"·directory,·like:</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP/lib/stdlib |
| 305 | </span><span·class="gp·unselectable">$·</span><span·class="">make·opt | 305 | </span><span·class="gp·unselectable">$·</span><span·class="">make·opt |
| 306 | </span></code></pre><p>or·even·in·the·source·directory...</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP/lib/stdlib/src | 306 | </span></code></pre><p>or·even·in·the·source·directory...</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP/lib/stdlib/src |
| 307 | </span><span·class="gp·unselectable">$·</span><span·class="">make·opt | 307 | </span><span·class="gp·unselectable">$·</span><span·class="">make·opt |
| 308 | </span></code></pre><p>Note·that·you're·expected·to·have·a·fresh·Erlang·in·your·path·when | 308 | </span></code></pre><p>Note·that·you're·expected·to·have·a·fresh·Erlang·in·your·path·when |
| 309 | doing·this,·preferably·the·plain·27·you·have·built·in·the·previous | 309 | doing·this,·preferably·the·plain·27·you·have·built·in·the·previous |
| Offset 318, 19 lines modified | Offset 318, 19 lines modified | ||
| 318 | </span><span·class="">:$ERL_TOP/erts/etc/win32/wsl_tools:$ERL_TOP/bootstrap/bin:$PATH | 318 | </span><span·class="">:$ERL_TOP/erts/etc/win32/wsl_tools:$ERL_TOP/bootstrap/bin:$PATH |
| 319 | </span></code></pre><p>That·should·make·it·possible·to·rebuild·any·library·without·hassle...</p><p>If·you·want·to·copy·a·library·(an·application)·newly·built,·to·a | 319 | </span></code></pre><p>That·should·make·it·possible·to·rebuild·any·library·without·hassle...</p><p>If·you·want·to·copy·a·library·(an·application)·newly·built,·to·a |
| 320 | release·area,·you·do·like·with·the·emulator:</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP/lib/stdlib | 320 | release·area,·you·do·like·with·the·emulator:</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP/lib/stdlib |
| 321 | </span><span·class="gp·unselectable">$·</span><span·class="">make·TESTROOT=/tmp/erlang_release·release | 321 | </span><span·class="gp·unselectable">$·</span><span·class="">make·TESTROOT=/tmp/erlang_release·release |
| 322 | </span></code></pre><p>Remember·that:</p><ul><li><p>··Windows·specific·C-code·goes·in·the·<code·class="inline">$ERL_TOP/erts/emulator/sys/win32</code>, | 322 | </span></code></pre><p>Remember·that:</p><ul><li><p>··Windows·specific·C-code·goes·in·the·<code·class="inline">$ERL_TOP/erts/emulator/sys/win32</code>, |
| 323 | <code·class="inline">$ERL_TOP/erts/emulator/drivers/win32</code>·or·<code·class="inline">$ERL_TOP/erts/etc/win32</code>.</p></li><li><p>··Windows·specific·erlang·code·should·be·used·conditionally·and·the | 323 | <code·class="inline">$ERL_TOP/erts/emulator/drivers/win32</code>·or·<code·class="inline">$ERL_TOP/erts/etc/win32</code>.</p></li><li><p>··Windows·specific·erlang·code·should·be·used·conditionally·and·the |
| 324 | host·OS·tested·in·<em>runtime</em>,·the·exactly·same·beam·files·should·be | 324 | host·OS·tested·in·<em>runtime</em>,·the·exactly·same·beam·files·should·be |
| 325 | distributed·for·every·platform!·So·write·code·like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">type</span><span·class="p"·data-group-id=" | 325 | distributed·for·every·platform!·So·write·code·like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">type</span><span·class="p"·data-group-id="7903285500-1">(</span><span·class="p"·data-group-id="7903285500-1">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 326 | ····</span><span·class="p"·data-group-id=" | 326 | ····</span><span·class="p"·data-group-id="7903285500-2">{</span><span·class="ss">win32</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="7903285500-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 327 | ········</span><span·class="nf">do_windows_specific</span><span·class="p"·data-group-id=" | 327 | ········</span><span·class="nf">do_windows_specific</span><span·class="p"·data-group-id="7903285500-3">(</span><span·class="p"·data-group-id="7903285500-3">)</span><span·class="p">;</span><span·class="w"> |
| 328 | ····</span><span·class="n">Other</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 328 | ····</span><span·class="n">Other</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 329 | ········</span><span·class="nf">do_fallback_or_exit</span><span·class="p"·data-group-id=" | 329 | ········</span><span·class="nf">do_fallback_or_exit</span><span·class="p"·data-group-id="7903285500-4">(</span><span·class="p"·data-group-id="7903285500-4">)</span><span·class="w"> |
| 330 | </span><span·class="k">end</span><span·class="p">,</span></code></pre></li></ul><p>That's·basically·all·you·need·to·get·going.</p><h2·id="frequently-asked-questions"·class="section-heading"> | 330 | </span><span·class="k">end</span><span·class="p">,</span></code></pre></li></ul><p>That's·basically·all·you·need·to·get·going.</p><h2·id="frequently-asked-questions"·class="section-heading"> |
| 331 | ··<a·href="#frequently-asked-questions"·class="hover-link"> | 331 | ··<a·href="#frequently-asked-questions"·class="hover-link"> |
| 332 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 332 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 333 | ··</a> | 333 | ··</a> |
| 334 | ··<span·class="text">Frequently·Asked·Questions</span> | 334 | ··<span·class="text">Frequently·Asked·Questions</span> |
| 335 | </h2> | 335 | </h2> |
| 336 | <ul><li><p>··Q:·So,·now·I·can·build·Erlang·using·GCC·on·Windows?</p><p>A:·No,·unfortunately·not.·You'll·need·Microsoft's·Visual·C++ | 336 | <ul><li><p>··Q:·So,·now·I·can·build·Erlang·using·GCC·on·Windows?</p><p>A:·No,·unfortunately·not.·You'll·need·Microsoft's·Visual·C++ |
| Offset 431, 15 lines modified | Offset 431, 15 lines modified | ||
| 431 | ······<p·class="built-using"> | 431 | ······<p·class="built-using"> |
| 432 | ········Built·using | 432 | ········Built·using |
| 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 435 | ······</p> | 435 | ······</p> |
| 436 | <p>Copyright·©·1996-202 | 436 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 437 | ····</footer> | 437 | ····</footer> |
| 438 | ··</div> | 438 | ··</div> |
| 439 | </main> | 439 | </main> |
| 440 | </div> | 440 | </div> |
| 441 | <script> | 441 | <script> |
| 442 | ··function·mermaidLoaded()·{ | 442 | ··function·mermaidLoaded()·{ |
| 443 | ····mermaid.initialize({ | 443 | ····mermaid.initialize({ |
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| 658 | ······<p·class="built-using"> | 658 | ······<p·class="built-using"> |
| 659 | ········Built·using | 659 | ········Built·using |
| 660 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 660 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 661 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 661 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 662 | ······</p> | 662 | ······</p> |
| 663 | <p>Copyright·©·1996-202 | 663 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 664 | ····</footer> | 664 | ····</footer> |
| 665 | ··</div> | 665 | ··</div> |
| 666 | </main> | 666 | </main> |
| 667 | </div> | 667 | </div> |
| 668 | <script> | 668 | <script> |
| 669 | ··function·mermaidLoaded()·{ | 669 | ··function·mermaidLoaded()·{ |
| 670 | ····mermaid.initialize({ | 670 | ····mermaid.initialize({ |
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| 171 | ······<p·class="built-using"> | 171 | ······<p·class="built-using"> |
| 172 | ········Built·using | 172 | ········Built·using |
| 173 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 173 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 174 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 174 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 175 | ······</p> | 175 | ······</p> |
| 176 | <p>Copyright·©·1996-202 | 176 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 177 | ····</footer> | 177 | ····</footer> |
| 178 | ··</div> | 178 | ··</div> |
| 179 | </main> | 179 | </main> |
| 180 | </div> | 180 | </div> |
| 181 | <script> | 181 | <script> |
| 182 | ··function·mermaidLoaded()·{ | 182 | ··function·mermaidLoaded()·{ |
| 183 | ····mermaid.initialize({ | 183 | ····mermaid.initialize({ |
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| 117 | <h2·id="simple-examples"·class="section-heading"> | 117 | <h2·id="simple-examples"·class="section-heading"> |
| 118 | ··<a·href="#simple-examples"·class="hover-link"> | 118 | ··<a·href="#simple-examples"·class="hover-link"> |
| 119 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 119 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 120 | ··</a> | 120 | ··</a> |
| 121 | ··<span·class="text">Simple·Examples</span> | 121 | ··<span·class="text">Simple·Examples</span> |
| 122 | </h2> | 122 | </h2> |
| 123 | <p>This·section·starts·with·a·simple·example,·showing·a·generator·and·a·filter:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id=" | 123 | <p>This·section·starts·with·a·simple·example,·showing·a·generator·and·a·filter:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="0091890832-1">[</span><span·class="n">X</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id="009189[·...·truncated·by·diffoscope;·len:·650,·SHA:·0fd9d1058cdac2f9ad9beffb1cb387c9ab7a5e7c353e8b15b93049b783c0fbe5·...·]-1">]</span><span·class="p">.</span><span·class="w"> |
| 124 | </span><span·class="p"·data-group-id=" | 124 | </span><span·class="p"·data-group-id="0091890832-3">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">6</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·f77260980fa84a5938f9c69e3164974db27ffd252451dba8ceb9c649ff5496cd·...·]-3">]</span></code></pre><p>This·is·read·as·follows:·The·list·of·X·such·that·X·is·taken·from·the·list |
| 125 | <code·class="inline">[1,2,a,...]</code>·and·X·is·greater·than·3.</p><p>The·notation·<code·class="inline">X·<-·[1,2,a,...]</code>·is·a·generator·and·the·expression·<code·class="inline">X·>·3</code>·is·a | 125 | <code·class="inline">[1,2,a,...]</code>·and·X·is·greater·than·3.</p><p>The·notation·<code·class="inline">X·<-·[1,2,a,...]</code>·is·a·generator·and·the·expression·<code·class="inline">X·>·3</code>·is·a |
| 126 | filter.</p><p>An·additional·filter,·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_integer/1"><code·class="inline">is_integer(X)</code></a>,·can·be·added·to | 126 | filter.</p><p>An·additional·filter,·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_integer/1"><code·class="inline">is_integer(X)</code></a>,·can·be·added·to |
| 127 | restrict·the·result·to·integers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id=" | 127 | restrict·the·result·to·integers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="1704020202-1">[</span><span·class="n">X</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id="170402[·...·truncated·by·diffoscope;·len:·862,·SHA:·c72b5a87a51dca55a88aa0f1c2cb3dca0b7ef46535a1e04e6222bd569a1701cf·...·]-1">]</span><span·class="p">.</span><span·class="w"> |
| 128 | </span><span·class="p"·data-group-id=" | 128 | </span><span·class="p"·data-group-id="1704020202-4">[</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="1704020202-4">]</span></code></pre><p>Generators·can·be·combined.·For·example,·the·Cartesian·product·of·two·lists·can |
| 129 | be·written·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id=" | 129 | be·written·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="0897414989-1">[</span><span·class="p"·data-group-id="0897414989-2">{</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="0897414989-2">}</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·739,·SHA:·ded855ab4f3bff901b0b409a6425ef434e05110cd726d99ef322c5766037c0e8·...·]-1">]</span><span·class="p">.</span><span·class="w"> |
| 130 | </span><span·class="p"·data-group-id=" | 130 | </span><span·class="p"·data-group-id="0897414989-5">[</span><span·class="p"·data-group-id="0897414989-6">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="0897414989-6">}</span><span·class="p">,</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·1011,·SHA:·1c78f2938660083193e8b8bcb640de933c0ebad4795418a87b5685b0f5ea7b79·...·]-5">]</span></code></pre><h2·id="quick-sort"·class="section-heading"> |
| 131 | ··<a·href="#quick-sort"·class="hover-link"> | 131 | ··<a·href="#quick-sort"·class="hover-link"> |
| 132 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 132 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 133 | ··</a> | 133 | ··</a> |
| 134 | ··<span·class="text">Quick·Sort</span> | 134 | ··<span·class="text">Quick·Sort</span> |
| 135 | </h2> | 135 | </h2> |
| 136 | <p>The·well-known·quick·sort·routine·can·be·written·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sort</span><span·class="p"·data-group-id=" | 136 | <p>The·well-known·quick·sort·routine·can·be·written·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sort</span><span·class="p"·data-group-id="9467161891-1">(</span><span·class="p"·data-group-id="9467161891-2">[</span><span·class="p"·data-group-id="9467161891-2">]</span><span·class="p"·data-group-id="9467161891-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·95,·SHA:·91fb01899a92647a5a60ec690fe6737f091e9f7bde05d531f9ca0f292d841e59·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 137 | </span><span·class="nf">sort</span><span·class="p"·data-group-id=" | 137 | </span><span·class="nf">sort</span><span·class="p"·data-group-id="9467161891-4">(</span><span·class="p"·data-group-id="9467161891-5">[</span><span·class="p">_</span><span·class="p"·data-group-id="9467161891-5">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·cl[·...·truncated·by·diffoscope;·len:·33,·SHA:·6a27c23075223ca80a86dfab4a80bf3cae1cc0cdb8eb443a08c71932bb8ea4da·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">L</span><span·class="p">;</span><span·class="w"> |
| 138 | </span><span·class="nf">sort</span><span·class="p"·data-group-id=" | 138 | </span><span·class="nf">sort</span><span·class="p"·data-group-id="9467161891-6">(</span><span·class="p"·data-group-id="9467161891-7">[</span><span·class="n">Pivot</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="9467161891-7">]</span><span·class="p"·data-group-id="9467161891-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ····</span><span·class="nf">sort</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="nf">sort</span><span·class="p"·data-group-id="9467161891-8">(</span><span·class="p"·data-group-id="9467161891-9">[</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·333,·SHA:·3c3ab195f989f24927f8ee64992516956fd6860b999f7efd9dc535781fa191f4·...·]-8">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w"> |
| 140 | ····</span><span·class="p"·data-group-id=" | 140 | ····</span><span·class="p"·data-group-id="9467161891-10">[</span><span·class="n">Pivot</span><span·class="p"·data-group-id="9467161891-10">]</span><span·class="w">·</span><span·class="o">++</span><span·class="w"> |
| 141 | ····</span><span·class="nf">sort</span><span·class="p"·data-group-id=" | 141 | ····</span><span·class="nf">sort</span><span·class="p"·data-group-id="9467161891-11">(</span><span·class="p"·data-group-id="9467161891-12">[</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·337,·SHA:·c6c87e1cfa9f7e76ec89d96e202a854b244cb783b8e616d16e6f4951b559b694·...·]-11">)</span><span·class="p">.</span></code></pre><p>The·expression·<code·class="inline">[X·||·X·<-·T,·X·<·Pivot]</code>·is·the·list·of·all·elements·in·<code·class="inline">T</code> |
| 142 | that·are·less·than·<code·class="inline">Pivot</code>.</p><p><code·class="inline">[X·||·X·<-·T,·X·>=·Pivot]</code>·is·the·list·of·all·elements·in·<code·class="inline">T</code>·that·are·greater | 142 | that·are·less·than·<code·class="inline">Pivot</code>.</p><p><code·class="inline">[X·||·X·<-·T,·X·>=·Pivot]</code>·is·the·list·of·all·elements·in·<code·class="inline">T</code>·that·are·greater |
| 143 | than·or·equal·to·<code·class="inline">Pivot</code>.</p><p>With·the·algorithm·above,·a·list·is·sorted·as·follows:</p><ul><li>A·list·with·zero·or·one·element·is·trivially·sorted.</li><li>For·lists·with·more·than·one·element:<ol><li>The·first·element·in·the·list·is·isolated·as·the·pivot·element.</li><li>The·remaining·list·is·partitioned·into·two·sublists,·such·that:</li></ol><ul><li>The·first·sublist·contains·all·elements·that·are·smaller·than·the·pivot | 143 | than·or·equal·to·<code·class="inline">Pivot</code>.</p><p>With·the·algorithm·above,·a·list·is·sorted·as·follows:</p><ul><li>A·list·with·zero·or·one·element·is·trivially·sorted.</li><li>For·lists·with·more·than·one·element:<ol><li>The·first·element·in·the·list·is·isolated·as·the·pivot·element.</li><li>The·remaining·list·is·partitioned·into·two·sublists,·such·that:</li></ol><ul><li>The·first·sublist·contains·all·elements·that·are·smaller·than·the·pivot |
| 144 | element.</li><li>The·second·sublist·contains·all·elements·that·are·greater·than·or·equal·to | 144 | element.</li><li>The·second·sublist·contains·all·elements·that·are·greater·than·or·equal·to |
| 145 | the·pivot·element.</li></ul><ol><li>The·sublists·are·recursively·sorted·by·the·same·algorithm·and·the·results | 145 | the·pivot·element.</li></ul><ol><li>The·sublists·are·recursively·sorted·by·the·same·algorithm·and·the·results |
| 146 | are·combined,·resulting·in·a·list·consisting·of:</li></ol><ul><li>All·elements·from·the·first·sublist,·that·is·all·elements·smaller·than·the | 146 | are·combined,·resulting·in·a·list·consisting·of:</li></ol><ul><li>All·elements·from·the·first·sublist,·that·is·all·elements·smaller·than·the |
| 147 | pivot·element,·in·sorted·order.</li><li>The·pivot·element.</li><li>All·elements·from·the·second·sublist,·that·is·all·elements·greater·than·or | 147 | pivot·element,·in·sorted·order.</li><li>The·pivot·element.</li><li>All·elements·from·the·second·sublist,·that·is·all·elements·greater·than·or |
| 148 | equal·to·the·pivot·element,·in·sorted·order.</li></ul></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>While·the·sorting·algorithm·as·shown·above·serves·as·a·nice·example·to | 148 | equal·to·the·pivot·element,·in·sorted·order.</li></ul></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>While·the·sorting·algorithm·as·shown·above·serves·as·a·nice·example·to |
| Offset 151, 93 lines modified | Offset 151, 93 lines modified | ||
| 151 | <a·href="../../lib/stdlib-6.2/doc/html/lists.html"><code·class="inline">lists</code></a>·module·contains·sorting·functions·that·are·implemented·in·a·more | 151 | <a·href="../../lib/stdlib-6.2/doc/html/lists.html"><code·class="inline">lists</code></a>·module·contains·sorting·functions·that·are·implemented·in·a·more |
| 152 | efficient·way.</p></section><h2·id="permutations"·class="section-heading"> | 152 | efficient·way.</p></section><h2·id="permutations"·class="section-heading"> |
| 153 | ··<a·href="#permutations"·class="hover-link"> | 153 | ··<a·href="#permutations"·class="hover-link"> |
| 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 155 | ··</a> | 155 | ··</a> |
| 156 | ··<span·class="text">Permutations</span> | 156 | ··<span·class="text">Permutations</span> |
| 157 | </h2> | 157 | </h2> |
| 158 | <p>The·following·example·generates·all·permutations·of·the·elements·in·a·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">perms</span><span·class="p"·data-group-id=" | 158 | <p>The·following·example·generates·all·permutations·of·the·elements·in·a·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">perms</span><span·class="p"·data-group-id="3267638324-1">(</span><span·class="p"·data-group-id="3267638324-2">[</span><span·class="p"·data-group-id="3267638324-2">]</span><span·class="p"·data-group-id="3267638324-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·201,·SHA:·fd464fd96d8c3a36c78539f6ed608b6fac388b99e38ab547b7d5b65e83a81b74·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 159 | </span><span·class="nf">perms</span><span·class="p"·data-group-id=" | 159 | </span><span·class="nf">perms</span><span·class="p"·data-group-id="3267638324-5">(</span><span·class="n">L</span><span·class="p"·data-group-id="3267638324-5">)</span><span·class="w">··</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="3267638324-6">[</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·851,·SHA:·7f2c1f0d00e86fa4f7bf06596d09e18d6ebc33c21c03c3cebc43fe58de15a5a2·...·]-6">]</span><span·class="p">.</span></code></pre><p>This·takes·<code·class="inline">H</code>·from·<code·class="inline">L</code>·in·all·possible·ways.·The·result·is·the·set·of·all·lists |
| 160 | <code·class="inline">[H|T]</code>,·where·<code·class="inline">T</code>·is·the·set·of·all·possible·permutations·of·<code·class="inline">L</code>,·with·<code·class="inline">H</code> | 160 | <code·class="inline">[H|T]</code>,·where·<code·class="inline">T</code>·is·the·set·of·all·possible·permutations·of·<code·class="inline">L</code>,·with·<code·class="inline">H</code> |
| 161 | removed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">perms</span><span·class="p"·data-group-id=" | 161 | removed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">perms</span><span·class="p"·data-group-id="3622764919-1">(</span><span·class="p"·data-group-id="3622764919-2">[</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">u</span><span·class="p">,</span><span·class="ss">g</span><span·class="p"·data-group-id="3622764919-2">]</span><span[·...·truncated·by·diffoscope;·len:·35,·SHA:·e93328d659a1d97fdc35e5792d92b2bb4c3d879525b9dbf7cce2590b3a063131·...·]9-1">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="p"·data-group-id=" | 162 | </span><span·class="p"·data-group-id="3622764919-3">[</span><span·class="p"·data-group-id="3622764919-4">[</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">u</span><span·class="p">,</span><span·class="ss">g</span><span·class="p"·data-group-id="3622764919-4">]</span><span[·...·truncated·by·diffoscope;·len:·1300,·SHA:·e62da99cec8af34621539c0b15a75a6650c31393dd65e66d92bdca780e2f7d74·...·]9-3">]</span></code></pre><h2·id="pythagorean-triplets"·class="section-heading"> |
| 163 | ··<a·href="#pythagorean-triplets"·class="hover-link"> | 163 | ··<a·href="#pythagorean-triplets"·class="hover-link"> |
| 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 165 | ··</a> | 165 | ··</a> |
| 166 | ··<span·class="text">Pythagorean·Triplets</span> | 166 | ··<span·class="text">Pythagorean·Triplets</span> |
| 167 | </h2> | 167 | </h2> |
| 168 | <p>Pythagorean·triplets·are·sets·of·integers·<code·class="inline">{A,B,C}</code>·such·that | 168 | <p>Pythagorean·triplets·are·sets·of·integers·<code·class="inline">{A,B,C}</code>·such·that |
| 169 | <code·class="inline">A**2·+·B**2·=·C**2</code>.</p><p>The·function·<code·class="inline">pyth(N)</code>·generates·a·list·of·all·integers·<code·class="inline">{A,B,C}</code>·such·that | 169 | <code·class="inline">A**2·+·B**2·=·C**2</code>.</p><p>The·function·<code·class="inline">pyth(N)</code>·generates·a·list·of·all·integers·<code·class="inline">{A,B,C}</code>·such·that |
| 170 | <code·class="inline">A**2·+·B**2·=·C**2</code>·and·where·the·sum·of·the·sides·is·equal·to,·or·less·than, | 170 | <code·class="inline">A**2·+·B**2·=·C**2</code>·and·where·the·sum·of·the·sides·is·equal·to,·or·less·than, |
| 171 | <code·class="inline">N</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">pyth</span><span·class="p"·data-group-id=" | 171 | <code·class="inline">N</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">pyth</span><span·class="p"·data-group-id="7038311398-1">(</span><span·class="n">N</span><span·class="p"·data-group-id="7038311398-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ····</span><span·class="p"·data-group-id=" | 172 | ····</span><span·class="p"·data-group-id="7038311398-2">[</span><span·class="w">·</span><span·class="p"·data-group-id="7038311398-3">{</span><span·class="n">A</span><span·class="p">,</span><span·class="n">B</span><span·class="p">,</span><span·class="n">C</span><span·class="p"·data-group-id="703831[·...·truncated·by·diffoscope;·len:·3,·SHA:·8d27ba37c5d810106b55f3fd6cdb35842007e88754184bfc0e6035f9bcede633·...·]8-3">}</span><span·class="w">·</span><span·class="p">||</span><span·class="w"> |
| 173 | ········</span><span·class="n">A</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 173 | ········</span><span·class="n">A</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="7038311398-4">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id="7038311398-4">)</span><span·class="p">,</span><span·class="w"> |
| 174 | ········</span><span·class="n">B</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 174 | ········</span><span·class="n">B</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="7038311398-5">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id="7038311398-5">)</span><span·class="p">,</span><span·class="w"> |
| 175 | ········</span><span·class="n">C</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 175 | ········</span><span·class="n">C</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="7038311398-6">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id="7038311398-6">)</span><span·class="p">,</span><span·class="w"> |
| 176 | ········</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">+</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w"> | 176 | ········</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">+</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w"> |
| 177 | ········</span><span·class="n">A</span><span·class="o">*</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">*</span><span·class="n">B</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">C</span><span·class="o">*</span><span·class="n">C</span><span·class="w"> | 177 | ········</span><span·class="n">A</span><span·class="o">*</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">*</span><span·class="n">B</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">C</span><span·class="o">*</span><span·class="n">C</span><span·class="w"> |
| 178 | ····</span><span·class="p"·data-group-id=" | 178 | ····</span><span·class="p"·data-group-id="7038311398-2">]</span><span·class="p">.</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">pyth</span><span·class="p"·data-group-id="7003025350-1">(</span><span·class="mi">3</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·34c3cf57c755aae2a7eae0652c9a3c64eaa0c8cab45abfe7a849f2f481a487de·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="p"·data-group-id="7 | 179 | </span><span·class="p"·data-group-id="7003025350-2">[</span><span·class="p"·data-group-id="7003025350-2">]</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 180 | >·</span><span·class="nf">pyth</span><span·class="p"·data-group-id="7 | 180 | >·</span><span·class="nf">pyth</span><span·class="p"·data-group-id="7003025350-3">(</span><span·class="mi">11</span><span·class="p"·data-group-id="7003025350-3">)</span><span·class="p">.</span><span·class="w"> |
| 181 | </span><span·class="p"·data-group-id="7 | 181 | </span><span·class="p"·data-group-id="7003025350-4">[</span><span·class="p"·data-group-id="7003025350-4">]</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 182 | >·</span><span·class="nf">pyth</span><span·class="p"·data-group-id="7 | 182 | >·</span><span·class="nf">pyth</span><span·class="p"·data-group-id="7003025350-5">(</span><span·class="mi">12</span><span·class="p"·data-group-id="7003025350-5">)</span><span·class="p">.</span><span·class="w"> |
| 183 | </span><span·class="p"·data-group-id="7 | 183 | </span><span·class="p"·data-group-id="7003025350-6">[</span><span·class="p"·data-group-id="7003025350-7">{</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="7003025350-7">}</span><span·[·...·truncated·by·diffoscope;·len:·288,·SHA:·00457552ffa75d6efd18ca30c936fe045d6e9a113aa3670ba35338acfef4c548·...·]-6">]</span><span·class="gp·unselectable"> |
| 184 | >·</span><span·class="nf">pyth</span><span·class="p"·data-group-id="7 | 184 | >·</span><span·class="nf">pyth</span><span·class="p"·data-group-id="7003025350-9">(</span><span·class="mi">50</span><span·class="p"·data-group-id="7003025350-9">)</span><span·class="p">.</span><span·class="w"> |
| 185 | </span><span·class="p"·data-group-id="7 | 185 | </span><span·class="p"·data-group-id="7003025350-10">[</span><span·class="p"·data-group-id="7003025350-11">{</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="7003025350-11">}</span><span·class="p">,</span><span·class="w"> |
| 186 | ·</span><span·class="p"·data-group-id="7 | 186 | ·</span><span·class="p"·data-group-id="7003025350-12">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="7003025350-12">}</span><span·class="p">,</span><span·class="w"> |
| 187 | ·</span><span·class="p"·data-group-id="7 | 187 | ·</span><span·class="p"·data-group-id="7003025350-13">{</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">12</span><span·class="p">,</span><span·class="mi">13</span><span·class="p"·data-group-id="7003025350-13">}</span><span·class="p">,</span><span·class="w"> |
| 188 | ·</span><span·class="p"·data-group-id="7 | 188 | ·</span><span·class="p"·data-group-id="7003025350-14">{</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">10</span><span·class="p"·data-group-id="7003025350-14">}</span><span·class="p">,</span><span·class="w"> |
| 189 | ·</span><span·class="p"·data-group-id="7 | 189 | ·</span><span·class="p"·data-group-id="7003025350-15">{</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">10</span><span·class="p"·data-group-id="7003025350-15">}</span><span·class="p">,</span><span·class="w"> |
| 190 | ·</span><span·class="p"·data-group-id="7 | 190 | ·</span><span·class="p"·data-group-id="7003025350-16">{</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">17</span><span·class="p"·data-group-id="7003025350-16">}</span><span·class="p">,</span><span·class="w"> |
| 191 | ·</span><span·class="p"·data-group-id="7 | 191 | ·</span><span·class="p"·data-group-id="7003025350-17">{</span><span·class="mi">9</span><span·class="p">,</span><span·class="mi">12</span><span·class="p">,</span><span·class="mi">15</span><span·class="p"·data-group-id="7003025350-17">}</span><span·class="p">,</span><span·class="w"> |
| 192 | ·</span><span·class="p"·data-group-id="7 | 192 | ·</span><span·class="p"·data-group-id="7003025350-18">{</span><span·class="mi">12</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">13</span><span·class="p"·data-group-id="7003025350-18">}</span><span·class="p">,</span><span·class="w"> |
| 193 | ·</span><span·class="p"·data-group-id="7 | 193 | ·</span><span·class="p"·data-group-id="7003025350-19">{</span><span·class="mi">12</span><span·class="p">,</span><span·class="mi">9</span><span·class="p">,</span><span·class="mi">15</span><span·class="p"·data-group-id="7003025350-19">}</span><span·class="p">,</span><span·class="w"> |
| 194 | ·</span><span·class="p"·data-group-id="7 | 194 | ·</span><span·class="p"·data-group-id="7003025350-20">{</span><span·class="mi">12</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">20</span><span·class="p"·data-group-id="7003025350-20">}</span><span·class="p">,</span><span·class="w"> |
| 195 | ·</span><span·class="p"·data-group-id="7 | 195 | ·</span><span·class="p"·data-group-id="7003025350-21">{</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">17</span><span·class="p"·data-group-id="7003025350-21">}</span><span·class="p">,</span><span·class="w"> |
| 196 | ·</span><span·class="p"·data-group-id="7 | 196 | ·</span><span·class="p"·data-group-id="7003025350-22">{</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">12</span><span·class="p">,</span><span·class="mi">20</span><span·class="p"·data-group-id="7003025350-22">}</span><span·class="p"·data-group-id="7003025350-10">]</span>[·...·truncated·by·diffoscope;·len:·281,·SHA:·b6267f0e7f9e391b2eb5c617b6a6679933c00a03eb939c22888fecba6ce42799·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 197 | ···</span><span·class="p"·data-group-id=" | 197 | ···</span><span·class="p"·data-group-id="2933264389-2">[</span><span·class="p"·data-group-id="2933264389-3">{</span><span·class="n">A</span><span·class="p">,</span><span·class="n">B</span><span·class="p">,</span><span·class="n">C</span><span·class="p"·data-group-id="2933264389-3">}</span><span·class="w">·</span><span·class="p">||</span><span·class="w"> |
| 198 | ·······</span><span·class="n">A</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 198 | ·······</span><span·class="n">A</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="2933264389-4">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">N</span><span·class="o">-</span><span·class="mi">2</span><span·class="p"·data-group-id="2933264389-4">)</span><span·class="p">,</span><span·class="w"> |
| 199 | ·······</span><span·class="n">B</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 199 | ·······</span><span·class="n">B</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="2933264389-5">(</span><span·class="n">A</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">N</span><span·class="o">-</span><span·class="mi">1</span><span·class="p"·data-group-id="2933264389-5">)</span><span·class="p">,</span><span·class="w"> |
| 200 | ·······</span><span·class="n">C</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 200 | ·······</span><span·class="n">C</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="2933264389-6">(</span><span·class="n">B</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id="2933264389-6">)</span><span·class="p">,</span><span·class="w"> |
| 201 | ·······</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">+</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w"> | 201 | ·······</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">+</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w"> |
| 202 | ·······</span><span·class="n">A</span><span·class="o">*</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">*</span><span·class="n">B</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">C</span><span·class="o">*</span><span·class="n">C</span><span·class="w">·</span><span·class="p"·data-group-id=" | 202 | ·······</span><span·class="n">A</span><span·class="o">*</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">*</span><span·class="n">B</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">C</span><span·class="o">*</span><span·class="n">C</span><span·class="w">·</span><span·class="p"·data-group-id="2933264389-2">]</span><span·class="p">.</span></code></pre><h2·id="simplifications-with-list-comprehensions"·class="section-heading"> |
| 203 | ··<a·href="#simplifications-with-list-comprehensions"·class="hover-link"> | 203 | ··<a·href="#simplifications-with-list-comprehensions"·class="hover-link"> |
| 204 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 204 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 205 | ··</a> | 205 | ··</a> |
| 206 | ··<span·class="text">Simplifications·With·List·Comprehensions</span> | 206 | ··<span·class="text">Simplifications·With·List·Comprehensions</span> |
| 207 | </h2> | 207 | </h2> |
| 208 | <p>As·an·example,·list·comprehensions·can·be·used·to·simplify·some·of·the·functions | 208 | <p>As·an·example,·list·comprehensions·can·be·used·to·simplify·some·of·the·functions |
| 209 | in·<code·class="inline">lists.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append</span><span·class="p"·data-group-id=" | 209 | in·<code·class="inline">lists.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append</span><span·class="p"·data-group-id="0523155733-1">(</span><span·class="n">L</span><span·class="p"·data-group-id="0523155733-1">)</span><span·class="w">···</span><span·class="p">-></span><span·class="w">··</span><span·class="p"·data-group-id="0523155733-2">[</span><span·class="n">X</span><[·...·truncated·by·diffoscope;·len:·411,·SHA:·728841f52e1b14173495629d00c6e0e65dab72a2ea46f11952c7ca35ae727473·...·]-2">]</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="nf">map</span><span·class="p"·data-group-id=" | 210 | </span><span·class="nf">map</span><span·class="p"·data-group-id="0523155733-3">(</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">L</span><span·class="p"·data-group-id="0523155733-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·440,·SHA:·68dc910f98b0f5a89cecb3b253309110e9ab4df68b2e0cddd8a9927a29e3e122·...·]-4">]</span><span·class="p">.</span><span·class="w"> |
| 211 | </span><span·class="nf">filter</span><span·class="p"·data-group-id=" | 211 | </span><span·class="nf">filter</span><span·class="p"·data-group-id="0523155733-6">(</span><span·class="n">Pred</span><span·class="p">,</span><span·class="w">·</span><span·class="n">L</span><span·class="p"·data-group-id="0523155733-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·514,·SHA:·2609d8d5576b179c3c28aaa0e9a72a5996ada16c16400349bfa206da57d91807·...·]-7">]</span><span·class="p">.</span></code></pre><h2·id="variable-bindings-in-list-comprehensions"·class="section-heading"> |
| 212 | ··<a·href="#variable-bindings-in-list-comprehensions"·class="hover-link"> | 212 | ··<a·href="#variable-bindings-in-list-comprehensions"·class="hover-link"> |
| 213 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 213 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 214 | ··</a> | 214 | ··</a> |
| 215 | ··<span·class="text">Variable·Bindings·in·List·Comprehensions</span> | 215 | ··<span·class="text">Variable·Bindings·in·List·Comprehensions</span> |
| 216 | </h2> | 216 | </h2> |
| 217 | <p>The·scope·rules·for·variables·that·occur·in·list·comprehensions·are·as·follows:</p><ul><li>All·variables·that·occur·in·a·generator·pattern·are·assumed·to·be·"fresh" | 217 | <p>The·scope·rules·for·variables·that·occur·in·list·comprehensions·are·as·follows:</p><ul><li>All·variables·that·occur·in·a·generator·pattern·are·assumed·to·be·"fresh" |
| 218 | variables.</li><li>Any·variables·that·are·defined·before·the·list·comprehension,·and·that·are | 218 | variables.</li><li>Any·variables·that·are·defined·before·the·list·comprehension,·and·that·are |
| 219 | used·in·filters,·have·the·values·they·had·before·the·list·comprehension.</li><li>Variables·cannot·be·exported·from·a·list·comprehension.</li></ul><p>As·an·example·of·these·rules,·suppose·you·want·to·write·the·function·<code·class="inline">select</code>, | 219 | used·in·filters,·have·the·values·they·had·before·the·list·comprehension.</li><li>Variables·cannot·be·exported·from·a·list·comprehension.</li></ul><p>As·an·example·of·these·rules,·suppose·you·want·to·write·the·function·<code·class="inline">select</code>, |
| 220 | which·selects·certain·elements·from·a·list·of·tuples.·Suppose·you·write | 220 | which·selects·certain·elements·from·a·list·of·tuples.·Suppose·you·write |
| 221 | <code·class="inline">select(X,·L)·->·[Y·||·{X,·Y}·<-·L].</code>·with·the·intention·of·extracting·all | 221 | <code·class="inline">select(X,·L)·->·[Y·||·{X,·Y}·<-·L].</code>·with·the·intention·of·extracting·all |
| 222 | tuples·from·<code·class="inline">L</code>,·where·the·first·item·is·<code·class="inline">X</code>.</p><p>Compiling·this·gives·the·following·diagnostic:</p><pre><code·class="text">./FileName.erl:Line:·Warning:·variable·'X'·shadowed·in·generate</code></pre><p>This·diagnostic·warns·that·the·variable·<code·class="inline">X</code>·in·the·pattern·is·not·the·same·as | 222 | tuples·from·<code·class="inline">L</code>,·where·the·first·item·is·<code·class="inline">X</code>.</p><p>Compiling·this·gives·the·following·diagnostic:</p><pre><code·class="text">./FileName.erl:Line:·Warning:·variable·'X'·shadowed·in·generate</code></pre><p>This·diagnostic·warns·that·the·variable·<code·class="inline">X</code>·in·the·pattern·is·not·the·same·as |
| 223 | the·variable·<code·class="inline">X</code>·that·occurs·in·the·function·head.</p><p>Evaluating·<code·class="inline">select</code>·gives·the·following·result:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 223 | the·variable·<code·class="inline">X</code>·that·occurs·in·the·function·head.</p><p>Evaluating·<code·class="inline">select</code>·gives·the·following·result:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">select</span><span·class="p"·data-group-id="0058393072-1">(</span><span·class="ss">b</span><span·class="p">,</span><span·class="p"·data-group-id="0058393072-2">[</span><span·class="p"·data-group-id="0058393072-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="mi">1</span><span[·...·truncated·by·diffoscope;·len:·754,·SHA:·bd024a7f38c22906a9c5da7688a24c64ddd5d3abbd2f28cf12275fa39be4dc4e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 224 | </span><span·class="p"·data-group-id=" | 224 | </span><span·class="p"·data-group-id="0058393072-7">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="0058393072-7">]</span></code></pre><p>This·is·not·the·wanted·result.·To·achieve·the·desired·effect,·<code·class="inline">select</code>·must·be |
| 225 | written·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">select</span><span·class="p"·data-group-id=" | 225 | written·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">select</span><span·class="p"·data-group-id="8212792810-1">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">L</span><span·class="p"·data-group-id="8212792810-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">··</span><span·cl[·...·truncated·by·diffoscope;·len:·656,·SHA:·4dde27dcb2cf2dc0d6cf6edca2cccfa130b651af6d56e03521469363ff8a672e·...·]-2">]</span><span·class="p">.</span></code></pre><p>The·generator·now·contains·unbound·variables·and·the·test·has·been·moved·into |
| 226 | the·filter.</p><p>This·now·works·as·expected:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">select</span><span·class="p"·data-group-id="1 | 226 | the·filter.</p><p>This·now·works·as·expected:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">select</span><span·class="p"·data-group-id="1078951760-1">(</span><span·class="ss">b</span><span·class="p">,</span><span·class="p"·data-group-id="1078951760-2">[</span><span·class="p"·data-group-id="1078951760-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="mi">1</span><span·[·...·truncated·by·diffoscope;·len:·753,·SHA:·ad73745725583131e2a62a0130920b6a7b7f6259955a7bf6320bb554e6d4ad8b·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="p"·data-group-id="1 | 227 | </span><span·class="p"·data-group-id="1078951760-7">[</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="1078951760-7">]</span></code></pre><p>Also·note·that·a·variable·in·a·generator·pattern·will·shadow·a·variable·with·the |
| 228 | same·name·bound·in·a·previous·generator·pattern.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="2589223037-1">[</span><span·class="p"·data-group-id="2589223037-2">{</span><span·class="n">X</span><span·class="p">,</span><span·class="n">Y</span><span·class="p"·data-group-id="2589223037-2">}</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id="2589223037-3">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="2589223037-3">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="o">=</span><span·class="n">Y</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id="2589223037-4">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="2589223037-4">]</span><span·class="p"·data-group-id="2589223037-1">]</span><span·class="p">.</span><span·class="w"> | ||
| 229 | 228 | same·name·bound·in·a·previous·generator·pattern.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="6059171839-1">[</span><span·class="p"·data-group-id="6059171839-2">{</[·...·truncated·by·diffoscope;·len:·1050,·SHA:·ab5fd96aeb63bdca10826e30d39456e3af924a21cb91601442bbae240bfb4b3e·...·] | |
| 229 | </span><span·class="p"·data-group-id="6059171839-5">[</span><span·class="p"·data-group-id="6059171839-6">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="6059171839-6">}</span><span·class="p">,</span><span·class="p"·data-group-id="6059171839-7">{</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="6059171839-7">}</span><span·class="p">,</span><span·class="p"·data-group-id="6059171839-8">{</span><span·class="ss">c</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="6059171839-8">}</span><span·class="p">,</span><span·class="p"·data-group-id="6059171839-9">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="6059171839-9">}</span><span·class="p">,</span><span·class="p"·data-group-id="6059171839-10">{</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="6059171839-10">}</span><span·class="p">,</span><span·class="p"·data-group-id="6059171839-11">{</span><span·class="ss">c</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="6059171839-11">}</span><span·class="p">,</span><span·class="p"·data-group-id="6059171839-12">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="6059171839-12">}</span><span·class="p">,</span><span·class="p"·data-group-id="6059171839-13">{</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="6059171839-13">}</span><span·class="p">,</span><span·class="p"·data-group-id="6059171839-14">{</span><span·class="ss">c</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="6059171839-14">}</span><span·class="p"·data-group-id="6059171839-5">]</span></code></pre><p>A·consequence·of·the·rules·for·importing·variables·into·a·list·comprehensions·is | ||
| 230 | that·certain·pattern·matching·operations·must·be·moved·into·the·filters·and | 230 | that·certain·pattern·matching·operations·must·be·moved·into·the·filters·and |
| 231 | cannot·be·written·directly·in·the·generators.</p><p>To·illustrate·this,·do·<em>not</em>·write·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id=" | 231 | cannot·be·written·directly·in·the·generators.</p><p>To·illustrate·this,·do·<em>not</em>·write·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id="0781928612-1">(</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="0781928612-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 232 | ····</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 233 | ····</span><span·class="p"·data-group-id=" | 233 | ····</span><span·class="p"·data-group-id="0781928612-2">[</span><span·class="w">·</span><span·class="n">Expression</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">PatternInvolving</span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·[·...·truncated·by·diffoscope;·len:·248,·SHA:·f53f06339f6495ceb00b1189066ac58eae6aa296d895cd94fe93e2bce8df14e3·...·]-2">]</span><span·class="w"> |
| 234 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Instead,·write·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id=" | 234 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Instead,·write·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id="0027740329-1">(</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="0027740329-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 235 | ····</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 235 | ····</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 236 | ····</span><span·class="p"·data-group-id=" | 236 | ····</span><span·class="p"·data-group-id="0027740329-2">[</span><span·class="w">·</span><span·class="n">Expression</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">PatternInvolving</span><span·class="w">·</span><span·class="n">Y1</span><span·class="w">[·...·truncated·by·diffoscope;·len:·419,·SHA:·94d08563c4be1c2b8638bb236faf9f509d37d29cdac1a2bd8ac213318b9b2c2c·...·]-2">]</span><span·class="w"> |
| 237 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> | 237 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> |
| 238 | </div> | 238 | </div> |
| 239 | <div·class="bottom-actions"·id="bottom-actions"> | 239 | <div·class="bottom-actions"·id="bottom-actions"> |
| 240 | ··<div·class="bottom-actions-item"> | 240 | ··<div·class="bottom-actions-item"> |
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| 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 121 | ··</a> | 121 | ··</a> |
| 122 | ··<span·class="text">Creating·a·List</span> | 122 | ··<span·class="text">Creating·a·List</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>Lists·can·only·be·built·starting·from·the·end·and·attaching·list·elements·at·the | 124 | <p>Lists·can·only·be·built·starting·from·the·end·and·attaching·list·elements·at·the |
| 125 | beginning.·If·you·use·the·<code·class="inline">++</code>·operator·as·follows,·a·new·list·is·created·that | 125 | beginning.·If·you·use·the·<code·class="inline">++</code>·operator·as·follows,·a·new·list·is·created·that |
| 126 | is·a·copy·of·the·elements·in·<code·class="inline">List1</code>,·followed·by·<code·class="inline">List2</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">List1</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">List2</span></code></pre><p>Looking·at·how·<a·href="../../lib/stdlib-6.2/doc/html/lists.html#append/2"><code·class="inline">lists:append/2</code></a>·or·<code·class="inline">++</code>·would·be·implemented·in·plain·Erlang, | 126 | is·a·copy·of·the·elements·in·<code·class="inline">List1</code>,·followed·by·<code·class="inline">List2</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">List1</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">List2</span></code></pre><p>Looking·at·how·<a·href="../../lib/stdlib-6.2/doc/html/lists.html#append/2"><code·class="inline">lists:append/2</code></a>·or·<code·class="inline">++</code>·would·be·implemented·in·plain·Erlang, |
| 127 | clearly·the·first·list·is·copied:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append</span><span·class="p"·data-group-id=" | 127 | clearly·the·first·list·is·copied:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append</span><span·class="p"·data-group-id="4951085701-1">(</span><span·class="p"·data-group-id="4951085701-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="4951085701-2">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·60,·SHA:·eb1152edafd6901c57ca885e56a96bce5e6a4391b152020c2b852c9a255f11c9·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 128 | ····</span><span·class="p"·data-group-id=" | 128 | ····</span><span·class="p"·data-group-id="4951085701-3">[</span><span·class="n">H</span><span·class="p">|</span><span·class="nf">append</span><span·class="p"·data-group-id="4951085701-4">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tail</span><spa[·...·truncated·by·diffoscope;·len:·90,·SHA:·8f85643cc222ffb8fe264b8d2e7091435e7bc34e918c242f389faafc8e09ca0b·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 129 | </span><span·class="nf">append</span><span·class="p"·data-group-id=" | 129 | </span><span·class="nf">append</span><span·class="p"·data-group-id="4951085701-5">(</span><span·class="p"·data-group-id="4951085701-6">[</span><span·class="p"·data-group-id="4951085701-6">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tail</span><span·class="p"·data-group-id="4951085701-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 130 | ····</span><span·class="n">Tail</span><span·class="p">.</span></code></pre><p>When·recursing·and·building·a·list,·it·is·important·to·ensure·that·you·attach | 130 | ····</span><span·class="n">Tail</span><span·class="p">.</span></code></pre><p>When·recursing·and·building·a·list,·it·is·important·to·ensure·that·you·attach |
| 131 | the·new·elements·to·the·beginning·of·the·list.·In·this·way,·you·will·build·<em>one</em> | 131 | the·new·elements·to·the·beginning·of·the·list.·In·this·way,·you·will·build·<em>one</em> |
| 132 | list,·not·hundreds·or·thousands·of·copies·of·the·growing·result·list.</p><p>Let·us·first·see·how·it·is·not·to·be·done:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bad_fib</span><span·class="p"·data-group-id=" | 132 | list,·not·hundreds·or·thousands·of·copies·of·the·growing·result·list.</p><p>Let·us·first·see·how·it·is·not·to·be·done:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bad_fib</span><span·class="p"·data-group-id="6782130370-1">(</span><span·class="n">N</span><span·class="p"·data-group-id="6782130370-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 133 | ····</span><span·class="nf">bad_fib</span><span·class="p"·data-group-id=" | 133 | ····</span><span·class="nf">bad_fib</span><span·class="p"·data-group-id="6782130370-2">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·131,·SHA:·a778b6a776b131e2216b9bbb43021881f21f0a1ee07fece959b2b1f809b0ef57·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="nf">bad_fib</span><span·class="p"·data-group-id=" | 134 | </span><span·class="nf">bad_fib</span><span·class="p"·data-group-id="6782130370-4">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Current</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Next</span><span·cl[·...·truncated·by·diffoscope;·len:·108,·SHA:·d255123eb5df9675b8f3e4ee10b0df6c9b2583da766334b19a2c73732827f113·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 135 | ····</span><span·class="n">Fibs</span><span·class="p">;</span><span·class="w"> | 135 | ····</span><span·class="n">Fibs</span><span·class="p">;</span><span·class="w"> |
| 136 | </span><span·class="nf">bad_fib</span><span·class="p"·data-group-id=" | 136 | </span><span·class="nf">bad_fib</span><span·class="p"·data-group-id="6782130370-5">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Current</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Next</span><span·class="p">,</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·59,·SHA:·8080a34ce00c8f15757849a8a31c73d4707a028cac4f90cbee1cc17c3dc510ab·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 137 | ····</span><span·class="nf">bad_fib</span><span·class="p"·data-group-id=" | 137 | ····</span><span·class="nf">bad_fib</span><span·class="p"·data-group-id="6782130370-6">(</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Next</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·464,·SHA:·1d49da548e5f34d2924fdd6907c42019c443da6d6a970009ca8c8260fdb5a23a·...·]-6">)</span><span·class="p">.</span></code></pre><p>Here·more·than·one·list·is·built.·In·each·iteration·step·a·new·list·is·created |
| 138 | that·is·one·element·longer·than·the·new·previous·list.</p><p>To·avoid·copying·the·result·in·each·iteration,·build·the·list·in·reverse·order | 138 | that·is·one·element·longer·than·the·new·previous·list.</p><p>To·avoid·copying·the·result·in·each·iteration,·build·the·list·in·reverse·order |
| 139 | and·reverse·the·list·when·you·are·done:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id=" | 139 | and·reverse·the·list·when·you·are·done:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id="5441383086-1">(</span><span·class="n">N</span><span·class="p"·data-group-id="5441383086-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 140 | ····</span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id=" | 140 | ····</span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id="5441383086-2">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·131,·SHA:·667c44b599f66a4863dee0d709346302c1cf9806b617f781d9e5d8aa92ca5887·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 141 | </span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id=" | 141 | </span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id="5441383086-4">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Current</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Next</span><span·cl[·...·truncated·by·diffoscope;·len:·108,·SHA:·54a9acc51ad1d68eeed1d0e7dbf3a99691eb316157fd772cabb6ceda6a088e3d·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 142 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id=" | 142 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id="5441383086-5">(</span><span·class="n">Fibs</span><span·class="p"·data-group-id="5441383086-5">)</span><span·class="p">;</span><span·class="w"> |
| 143 | </span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id=" | 143 | </span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id="5441383086-6">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Current</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Next</span><span·class="p">,</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·59,·SHA:·cc9d0b0ddb72016f591f38011f96593ab7e35ff033d9d92aec708edb9ed65538·...·]-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 144 | ····</span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id=" | 144 | ····</span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id="5441383086-7">(</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Next</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·415,·SHA:·1dc4875346400a6305c0e7c23362e5fdbff2595d4cd678af5009943be874ca99·...·]-7">)</span><span·class="p">.</span></code></pre><h2·id="list-comprehensions"·class="section-heading"> |
| 145 | ··<a·href="#list-comprehensions"·class="hover-link"> | 145 | ··<a·href="#list-comprehensions"·class="hover-link"> |
| 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 147 | ··</a> | 147 | ··</a> |
| 148 | ··<span·class="text">List·Comprehensions</span> | 148 | ··<span·class="text">List·Comprehensions</span> |
| 149 | </h2> | 149 | </h2> |
| 150 | <p>A·list·comprehension:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 150 | <p>A·list·comprehension:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9363296665-1">[</span><span·class="n">Expr</span><span·class="p"·data-group-id="9363296665-2">(</span><span·class="n">E</span><span·class="p"·data-group-id="9363296665-2">)</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·676,·SHA:·b3dea375d0f4a08876eb11c73c2cc9b8749a23d12a268708f66d84342fb2b5aa·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 151 | ····</span><span·class="p"·data-group-id=" | 151 | ····</span><span·class="p"·data-group-id="3002900782-3">[</span><span·class="n">Expr</span><span·class="p"·data-group-id="3002900782-4">(</span><span·class="n">E</span><span·class="p"·data-group-id="3002900782-4">)</span><span·class="p">|</span><span·class="nf">'lc^0'</span><span·class="p"[·...·truncated·by·diffoscope;·len:·234,·SHA:·78f6c077aa256745e3e96876e9f086af2aa6361d544dc1ef9694f9a48546895a·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 152 | </span><span·class="nf">'lc^0'</span><span·class="p"·data-group-id=" | 152 | </span><span·class="nf">'lc^0'</span><span·class="p"·data-group-id="3002900782-6">(</span><span·class="p"·data-group-id="3002900782-7">[</span><span·class="p"·data-group-id="3002900782-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Expr</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·194,·SHA:·aa894f89ad1858f5060b51f5616349d7441959dadc13f47eaa9817428878f52b·...·]-8">]</span><span·class="p">.</span></code></pre><p>If·the·result·of·the·list·comprehension·will·<em>obviously</em>·not·be·used,·a·list |
| 153 | will·not·be·constructed.·For·example,·in·this·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 153 | will·not·be·constructed.·For·example,·in·this·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0237832765-1">[</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">put_chars</span><span·class="p"·data-group-id="0237832765-2">(</span><span·class="n">E</span><span·class="p"·data-group-id="0237832765-2">)</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·220,·SHA:·a1dd94a0fd7dff22ffcc9f989d3839b36205903d611590c26610d607791787fe·...·]-1">]</span><span·class="p">,</span><span·class="w"> |
| 154 | </span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>or·in·this·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">Var</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 154 | </span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>or·in·this·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">Var</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 155 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 155 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 156 | ········</span><span·class="p"·data-group-id=" | 156 | ········</span><span·class="p"·data-group-id="1853430904-1">[</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">put_chars</span><span·class="p"·data-group-id="1853430904-2">(</span><span·class="n">E</span><span·class="p"·data-group-id="1853430904-2">)</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·220,·SHA:·2df98e218fa7f977cf77186467375772e5d5a5063bc4f9ab53e92151b775d2f9·...·]-1">]</span><span·class="p">;</span><span·class="w"> |
| 157 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 157 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | </span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 158 | </span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 159 | </span><span·class="nf">some_function</span><span·class="p"·data-group-id=" | 159 | </span><span·class="nf">some_function</span><span·class="p"·data-group-id="1853430904-3">(</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="1853430904-3">)</span><span·class="p">,</span></code></pre><p>the·value·is·not·assigned·to·a·variable,·not·passed·to·another·function,·and·not |
| 160 | returned.·This·means·that·there·is·no·need·to·construct·a·list·and·the·compiler | 160 | returned.·This·means·that·there·is·no·need·to·construct·a·list·and·the·compiler |
| 161 | will·simplify·the·code·for·the·list·comprehension·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">'lc^0'</span><span·class="p"·data-group-id=" | 161 | will·simplify·the·code·for·the·list·comprehension·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">'lc^0'</span><span·class="p"·data-group-id="9205822958-1">(</span><span·class="p"·data-group-id="9205822958-2">[</span><span·class="n">E</span><span·class="p">|</span><span·class="n">Tail</span><span·class="p"·data-group-id="9205822958-2">]</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·63,·SHA:·975bbee1ce59999ad32f327870d71932dd2cb37ebd136fca067ae23832d5a2a4·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 162 | ····</span><span·class="n">Expr</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="n">Expr</span><span·class="p"·data-group-id="9205822958-3">(</span><span·class="n">E</span><span·class="p"·data-group-id="9205822958-3">)</span><span·class="p">,</span><span·class="w"> |
| 163 | ····</span><span·class="nf">'lc^0'</span><span·class="p"·data-group-id=" | 163 | ····</span><span·class="nf">'lc^0'</span><span·class="p"·data-group-id="9205822958-4">(</span><span·class="n">Tail</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Expr</span><span·class="p"·data-group-id="9205822958-4">)</span><span·class="p">;</span><span·class="w"> |
| 164 | </span><span·class="nf">'lc^0'</span><span·class="p"·data-group-id=" | 164 | </span><span·class="nf">'lc^0'</span><span·class="p"·data-group-id="9205822958-5">(</span><span·class="p"·data-group-id="9205822958-6">[</span><span·class="p"·data-group-id="9205822958-6">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Expr</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·194,·SHA:·de770719f490af1412b9a9479a7a365d0b0c251b4757c5c10f6fbba07cef8088·...·]-7">]</span><span·class="p">.</span></code></pre><p>The·compiler·also·understands·that·assigning·to·<code·class="inline">_</code>·means·that·the·value·will |
| 165 | not·be·used.·Therefore,·the·code·in·the·following·example·will·also·be·optimized:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9 | 165 | not·be·used.·Therefore,·the·code·in·the·following·example·will·also·be·optimized:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2908188537-1">[</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">put_chars</span><span·class="p"·data-group-id="2908188537-2">(</span><span·class="n">E</span><span·class="p"·data-group-id="2908188537-2">)</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·220,·SHA:·5c962db181618c58b3283f1d4a161f0c00b6e3aedff0bb1bdee1f9fbcadbe599·...·]-1">]</span><span·class="p">,</span><span·class="w"> |
| 166 | </span><span·class="ss">ok</span><span·class="p">.</span></code></pre><h2·id="deep-and-flat-lists"·class="section-heading"> | 166 | </span><span·class="ss">ok</span><span·class="p">.</span></code></pre><h2·id="deep-and-flat-lists"·class="section-heading"> |
| 167 | ··<a·href="#deep-and-flat-lists"·class="hover-link"> | 167 | ··<a·href="#deep-and-flat-lists"·class="hover-link"> |
| 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 169 | ··</a> | 169 | ··</a> |
| 170 | ··<span·class="text">Deep·and·Flat·Lists</span> | 170 | ··<span·class="text">Deep·and·Flat·Lists</span> |
| 171 | </h2> | 171 | </h2> |
| 172 | <p><a·href="../../lib/stdlib-6.2/doc/html/lists.html#flatten/1"><code·class="inline">lists:flatten/1</code></a>·builds·an·entirely·new·list.·It·is·therefore·expensive,·and | 172 | <p><a·href="../../lib/stdlib-6.2/doc/html/lists.html#flatten/1"><code·class="inline">lists:flatten/1</code></a>·builds·an·entirely·new·list.·It·is·therefore·expensive,·and |
| 173 | even·<em>more</em>·expensive·than·the·<code·class="inline">++</code>·operator·(which·copies·its·left·argument, | 173 | even·<em>more</em>·expensive·than·the·<code·class="inline">++</code>·operator·(which·copies·its·left·argument, |
| 174 | but·not·its·right·argument).</p><p>In·the·following·situations·it·is·unnecessary·to·call·<a·href="../../lib/stdlib-6.2/doc/html/lists.html#flatten/1"><code·class="inline">lists:flatten/1</code></a>:</p><ul><li>When·sending·data·to·a·port.·Ports·understand·deep·lists·so·there·is·no·reason | 174 | but·not·its·right·argument).</p><p>In·the·following·situations·it·is·unnecessary·to·call·<a·href="../../lib/stdlib-6.2/doc/html/lists.html#flatten/1"><code·class="inline">lists:flatten/1</code></a>:</p><ul><li>When·sending·data·to·a·port.·Ports·understand·deep·lists·so·there·is·no·reason |
| 175 | to·flatten·the·list·before·sending·it·to·the·port.</li><li>When·calling·BIFs·that·accept·deep·lists,·such·as | 175 | to·flatten·the·list·before·sending·it·to·the·port.</li><li>When·calling·BIFs·that·accept·deep·lists,·such·as |
| 176 | <a·href="../../erts-15.2.2/doc/html/erlang.html#list_to_binary/1"><code·class="inline">list_to_binary/1</code></a>·or | 176 | <a·href="../../erts-15.2.2/doc/html/erlang.html#list_to_binary/1"><code·class="inline">list_to_binary/1</code></a>·or |
| 177 | <a·href="../../erts-15.2.2/doc/html/erlang.html#iolist_to_binary/1"><code·class="inline">iolist_to_binary/1</code></a>.</li><li>When·you·know·that·your·list·is·only·one·level·deep.·Use·<a·href="../../lib/stdlib-6.2/doc/html/lists.html#append/1"><code·class="inline">lists:append/1</code></a> | 177 | <a·href="../../erts-15.2.2/doc/html/erlang.html#iolist_to_binary/1"><code·class="inline">iolist_to_binary/1</code></a>.</li><li>When·you·know·that·your·list·is·only·one·level·deep.·Use·<a·href="../../lib/stdlib-6.2/doc/html/lists.html#append/1"><code·class="inline">lists:append/1</code></a> |
| 178 | instead.</li></ul><p><em>Examples:</em></p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">port_command</span><span·class="p"·data-group-id=" | 178 | instead.</li></ul><p><em>Examples:</em></p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">port_command</span><span·class="p"·data-group-id="0344875494-1">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DeepList</span><span·class="p"·data-group-id="0344875494-1">)</span></code></pre><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"[·...·truncated·by·diffoscope;·len:·953,·SHA:·cc4b16d96581caf3e2236a7f848fca3cfdd5d47e946fcf31079487b9e6778265·...·]2-1">]</span><span·class="p">,</span><span·class="w"> |
| 179 | </span><span·class="nf">port_command</span><span·class="p"·data-group-id=" | 179 | </span><span·class="nf">port_command</span><span·class="p"·data-group-id="4297360212-2">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TerminatedStr</span><span·class="p"·data-group-id="4297360212-2">)</span></code></pre><p>Instead:</p><p><strong>DO</strong></p><pre><code·class[·...·truncated·by·diffoscope;·len:·335,·SHA:·dd1476ae488cdef7d6ef60f03d6844c989c39c4cd10cfae747ce179a350fe57d·...·]2-1">]</span><span·class="p">,</span><span·class="w"> |
| 180 | </span><span·class="nf">port_command</span><span·class="p"·data-group-id="8722260592-2">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TerminatedStr</span><span·class="p"·data-group-id="8722260592-2">)</span></code></pre><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="4998879299-1">(</span><span·class="p"·data-group-id="4998879299-2">[</span><span·class="p"·data-group-id="4998879299-3">[</span><span·class="mi">1</span><span·class="p"·data-group-id="4998879299-3">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4998879299-4">[</span><span·class="mi">2</span><span·class="p"·data-group-id="4998879299-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4998879299-5">[</span><span·class="mi">3</span><span·class="p"·data-group-id="4998879299-5">]</span><span·class="p"·data-group-id="4998879299-2">]</span><span·class="p"·data-group-id="4998879299-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 181 | </span><span·class="p"·data-group-id="4998879299-6">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="4998879299-6">]</span></code></pre><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="5634700807-1">(</span><span·class="p"·data-group-id="5634700807-2">[</span><span·class="p"·data-group-id="5634700807-3">[</span><span·class="mi">1</span><span·class="p"·data-group-id="5634700807-3">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5634700807-4">[</span><span·class="mi">2</span><span·class="p"·data-group-id="5634700807-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5634700807-5">[</span><span·class="mi">3</span><span·class="p"·data-group-id="5634700807-5">]</span><span·class="p"·data-group-id="5634700807-2">]</span><span·class="p"·data-group-id="5634700807-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 182 | </span><span·class="p"·data-group-id=" | 180 | </span><span·class="nf">port_command</span><span·class="p"·data-group-id="0124245272-2">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TerminatedStr</span><span·class="p"·data-group-id="0124245272-2">)</span></code></pre><p>[·...·truncated·by·diffoscope;·len:·936,·SHA:·bc022868d6ce4531f61381dd1e98a4aaff07e245328815a1dc464f6b15626536·...·]"> |
| 181 | </span><span·class="p"·data-group-id="5796302967-6">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="5796302967-6">]</span></code></pre><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="0165779645-1">(</span><span·class="p"·data-group-id="0165779645-2">[</span><span·class="p"·data-group-id="0165779645-3">[</span><span·class="mi">1</span><span·class="p"·data-group-id="0165779645-3">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0165779645-4">[</span><span·class="mi">2</span><span·class="p"·data-group-id="0165779645-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0165779645-5">[</span><span·class="mi">3</span><span·class="p"·data-group-id="0165779645-5">]</span><span·class="p"·data-group-id="0165779645-2">]</span><span·class="p"·data-group-id="0165779645-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 182 | </span><span·class="p"·data-group-id="0165779645-6">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="0165779645-6">]</span></code></pre><h2·id="recursive-list-functions"·class="section-heading"> | ||
| 183 | ··<a·href="#recursive-list-functions"·class="hover-link"> | 183 | ··<a·href="#recursive-list-functions"·class="hover-link"> |
| 184 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 184 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 185 | ··</a> | 185 | ··</a> |
| 186 | ··<span·class="text">Recursive·List·Functions</span> | 186 | ··<span·class="text">Recursive·List·Functions</span> |
| 187 | </h2> | 187 | </h2> |
| 188 | <p>There·are·two·basic·ways·to·write·a·function·that·traverses·a·list·and | 188 | <p>There·are·two·basic·ways·to·write·a·function·that·traverses·a·list·and |
| 189 | produces·a·new·list.</p><p>The·first·way·is·writing·a·<em>body-recursive</em>·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Add·42·to·each·integer·in·the·list.</span><span·class="w"> | 189 | produces·a·new·list.</p><p>The·first·way·is·writing·a·<em>body-recursive</em>·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Add·42·to·each·integer·in·the·list.</span><span·class="w"> |
| 190 | </span><span·class="nf">add_42_body</span><span·class="p"·data-group-id=" | 190 | </span><span·class="nf">add_42_body</span><span·class="p"·data-group-id="7125242016-1">(</span><span·class="p"·data-group-id="7125242016-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="7125242016-2">]</span><span·class="p"·data-group-id="7125242016-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 191 | ····</span><span·class="p"·data-group-id=" | 191 | ····</span><span·class="p"·data-group-id="7125242016-3">[</span><span·class="n">H</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">42</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">add_42_body</span><span[·...·truncated·by·diffoscope;·len:·166,·SHA:·b52478aa7e0b0aa7e32b7586074fe7305797874fe244489ea9eda09b55b5714c·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 192 | </span><span·class="nf">add_42_body</span><span·class="p"·data-group-id=" | 192 | </span><span·class="nf">add_42_body</span><span·class="p"·data-group-id="7125242016-5">(</span><span·class="p"·data-group-id="7125242016-6">[</span><span·class="p"·data-group-id="7125242016-6">]</span><span·class="p"·data-group-id="7125242016-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ····</span><span·class="p"·data-group-id=" | 193 | ····</span><span·class="p"·data-group-id="7125242016-7">[</span><span·class="p"·data-group-id="7125242016-7">]</span><span·class="p">.</span></code></pre><p>The·second·way·is·writing·a·<em>tail-recursive</em>·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Add·42·to·each·integer·in·the·list.</span><span·class="w"> |
| 194 | </span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id=" | 194 | </span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id="7146842106-1">(</span><span·class="n">List</span><span·class="p"·data-group-id="7146842106-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ····</span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id=" | 195 | ····</span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id="7146842106-2">(</span><span·class="n">List</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7146842106-3">[</span><span·class="p"·data-group-id="7146842106-3">]</span><span·class="p"·data-group-id="7146842106-2">)</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id=" | 196 | </span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id="7146842106-4">(</span><span·class="p"·data-group-id="7146842106-5">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="7146842106-5">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·59,·SHA:·57900538cdb431a3506210c1724cc694d828b0d5aacf240bb5ca002fbfd17660·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 197 | ····</span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id=" | 197 | ····</span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id="7146842106-6">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7146842106-7">[</span><span·class="n">H</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·205,·SHA:·6a999fa9f650a01be7d5a8b996bbb6384ffa1dadf46987d05675d78713d2a69f·...·]-6">)</span><span·class="p">;</span><span·class="w"> |
| 198 | </span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id=" | 198 | </span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id="7146842106-8">(</span><span·class="p"·data-group-id="7146842106-9">[</span><span·class="p"·data-group-id="7146842106-9">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="7146842106-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id="7146842106-10">(</span><span·class="n">Acc</span><span·class="p"·data-group-id="7146842106-10">)</span><span·class="p">.</span></code></pre><p>In·early·version·of·Erlang·the·tail-recursive·function·would·typically |
| 200 | be·more·efficient.·In·modern·versions·of·Erlang,·there·is·usually·not | 200 | be·more·efficient.·In·modern·versions·of·Erlang,·there·is·usually·not |
| 201 | much·difference·in·performance·between·a·body-recursive·list·function·and | 201 | much·difference·in·performance·between·a·body-recursive·list·function·and |
| 202 | tail-recursive·function·that·reverses·the·list·at·the·end.·Therefore, | 202 | tail-recursive·function·that·reverses·the·list·at·the·end.·Therefore, |
| 203 | concentrate·on·writing·beautiful·code·and·forget·about·the·performance | 203 | concentrate·on·writing·beautiful·code·and·forget·about·the·performance |
| 204 | of·your·list·functions.·In·the·time-critical·parts·of·your·code, | 204 | of·your·list·functions.·In·the·time-critical·parts·of·your·code, |
| 205 | <em>measure</em>·before·rewriting·your·code.</p><p>For·a·thorough·discussion·about·tail·and·body·recursion,·see | 205 | <em>measure</em>·before·rewriting·your·code.</p><p>For·a·thorough·discussion·about·tail·and·body·recursion,·see |
| 206 | <a·href="http://ferd.ca/erlang-s-tail-recursion-is-not-a-silver-bullet.html">Erlang's·Tail·Recursion·is·Not·a·Silver·Bullet</a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·section·is·about·list·functions·that·<em>construct</em>·lists.·A·tail-recursive | 206 | <a·href="http://ferd.ca/erlang-s-tail-recursion-is-not-a-silver-bullet.html">Erlang's·Tail·Recursion·is·Not·a·Silver·Bullet</a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·section·is·about·list·functions·that·<em>construct</em>·lists.·A·tail-recursive |
| 207 | function·that·does·not·construct·a·list·runs·in·constant·space,·while·the | 207 | function·that·does·not·construct·a·list·runs·in·constant·space,·while·the |
| 208 | corresponding·body-recursive·function·uses·stack·space·proportional·to·the | 208 | corresponding·body-recursive·function·uses·stack·space·proportional·to·the |
| 209 | length·of·the·list.</p></section><p>For·example,·a·function·that·sums·a·list·of·integers,·is·<em>not</em>·to·be·written·as | 209 | length·of·the·list.</p></section><p>For·example,·a·function·that·sums·a·list·of·integers,·is·<em>not</em>·to·be·written·as |
| 210 | follows:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">recursive_sum</span><span·class="p"·data-group-id="5436113636-1">(</span><span·class="p"·data-group-id="5436113636-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="5436113636-2">]</span><span·class="p"·data-group-id="5436113636-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">H</span><span·class="o">+</span><span·class="nf">recursive_sum</span><span·class="p"·data-group-id="5436113636-3">(</span><span·class="n">T</span><span·class="p"·data-group-id="5436113636-3">)</span><span·class="p">;</span><span·class="w"> | ||
| 211 | </ | 210 | follows:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">recursive_sum</span><span·class="p"·data-group-id="1702473402-1">(</span><span·class="p"·data-group-id="1702473402-2">[</span><span·class="n">H</span[·...·truncated·by·diffoscope;·len:·463,·SHA:·7c2e000330c70673d4dbd6f2b8333ccbec575e37552221acd9c7688ff44958fe·...·]</span><span·class="w"> |
| 211 | </span><span·class="nf">recursive_sum</span><span·class="p"·data-group-id="1702473402-4">(</span><span·class="p"·data-group-id="1702473402-5">[</span><span·class="p"·data-group-id="1702473402-5">]</span><span·class="p"·data-group-id="1702473402-4">)</span><span·class="w">····</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span></code></pre><p>Instead:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sum</span><span·class="p"·data-group-id="8846154122-1">(</span><span·class="n">L</span><span·class="p"·data-group-id="8846154122-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">sum</span><span·class="p"·data-group-id="8846154122-2">(</span><span·class="n">L</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="8846154122-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 212 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="8 | 212 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="8846154122-3">(</span><span·class="p"·data-group-id="8846154122-4">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="8846154122-4">]</span><span·class="p">,</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·461,·SHA:·4f21a58c92d2cc70dff5ea0a9d0275c955551b19f2701da451c3f31b8a042d0c·...·]-5">)</span><span·class="p">;</span><span·class="w"> |
| 213 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="8 | 213 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="8846154122-6">(</span><span·class="p"·data-group-id="8846154122-7">[</span><span·class="p"·data-group-id="8846154122-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sum</span><span·class="p"·data-group-id="8846154122-6">)</span><span·class="w">····</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Sum</span><span·class="p">.</span></code></pre> |
| 214 | </div> | 214 | </div> |
| 215 | <div·class="bottom-actions"·id="bottom-actions"> | 215 | <div·class="bottom-actions"·id="bottom-actions"> |
| 216 | ··<div·class="bottom-actions-item"> | 216 | ··<div·class="bottom-actions-item"> |
| 217 | ······<a·href="maps.html"·class="bottom-actions-button"·rel="prev"> | 217 | ······<a·href="maps.html"·class="bottom-actions-button"·rel="prev"> |
| 218 | ········<span·class="subheader"> | 218 | ········<span·class="subheader"> |
| Offset 261, 15 lines modified | Offset 261, 15 lines modified | ||
| 261 | ······<p·class="built-using"> | 261 | ······<p·class="built-using"> |
| 262 | ········Built·using | 262 | ········Built·using |
| 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 265 | ······</p> | 265 | ······</p> |
| 266 | <p>Copyright·©·1996-202 | 266 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 267 | ····</footer> | 267 | ····</footer> |
| 268 | ··</div> | 268 | ··</div> |
| 269 | </main> | 269 | </main> |
| 270 | </div> | 270 | </div> |
| 271 | <script> | 271 | <script> |
| 272 | ··function·mermaidLoaded()·{ | 272 | ··function·mermaidLoaded()·{ |
| 273 | ····mermaid.initialize({ | 273 | ····mermaid.initialize({ |
| Offset 117, 56 lines modified | Offset 117, 56 lines modified | ||
| 117 | <h2·id="file-inclusion"·class="section-heading"> | 117 | <h2·id="file-inclusion"·class="section-heading"> |
| 118 | ··<a·href="#file-inclusion"·class="hover-link"> | 118 | ··<a·href="#file-inclusion"·class="hover-link"> |
| 119 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 119 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 120 | ··</a> | 120 | ··</a> |
| 121 | ··<span·class="text">File·Inclusion</span> | 121 | ··<span·class="text">File·Inclusion</span> |
| 122 | </h2> | 122 | </h2> |
| 123 | <p>A·file·can·be·included·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="1 | 123 | <p>A·file·can·be·included·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="9126990149-1">(</span><span·class="n">File</span><span·class="p"·data-group-id="9126990149-1">)</span><span·class="p">.</span><span·class="w"> |
| 124 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="1 | 124 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="9126990149-2">(</span><span·class="n">File</span><span·class="p"·data-group-id="9126990149-2">)</span><span·class="p">.</span></code></pre><p><code·class="inline">File</code>,·a·string,·is·to·point·out·a·file.·The·contents·of·this·file·are·included |
| 125 | as·is,·at·the·position·of·the·directive.</p><p>Include·files·are·typically·used·for·record·and·macro·definitions·that·are | 125 | as·is,·at·the·position·of·the·directive.</p><p>Include·files·are·typically·used·for·record·and·macro·definitions·that·are |
| 126 | shared·by·several·modules.·It·is·recommended·to·use·the·file·name·extension | 126 | shared·by·several·modules.·It·is·recommended·to·use·the·file·name·extension |
| 127 | <code·class="inline">.hrl</code>·for·include·files.</p><p><code·class="inline">File</code>·can·start·with·a·path·component·<code·class="inline">$VAR</code>,·for·some·string·<code·class="inline">VAR</code>.·If·that·is | 127 | <code·class="inline">.hrl</code>·for·include·files.</p><p><code·class="inline">File</code>·can·start·with·a·path·component·<code·class="inline">$VAR</code>,·for·some·string·<code·class="inline">VAR</code>.·If·that·is |
| 128 | the·case,·the·value·of·the·environment·variable·<code·class="inline">VAR</code>·as·returned·by | 128 | the·case,·the·value·of·the·environment·variable·<code·class="inline">VAR</code>·as·returned·by |
| 129 | <code·class="inline">os:getenv(VAR)</code>·is·substituted·for·<code·class="inline">$VAR</code>.·If·<code·class="inline">os:getenv(VAR)</code>·returns·<code·class="inline">false</code>, | 129 | <code·class="inline">os:getenv(VAR)</code>·is·substituted·for·<code·class="inline">$VAR</code>.·If·<code·class="inline">os:getenv(VAR)</code>·returns·<code·class="inline">false</code>, |
| 130 | <code·class="inline">$VAR</code>·is·left·as·is.</p><p>If·the·filename·<code·class="inline">File</code>·is·absolute·(possibly·after·variable·substitution),·the | 130 | <code·class="inline">$VAR</code>·is·left·as·is.</p><p>If·the·filename·<code·class="inline">File</code>·is·absolute·(possibly·after·variable·substitution),·the |
| 131 | include·file·with·that·name·is·included.·Otherwise,·the·specified·file·is | 131 | include·file·with·that·name·is·included.·Otherwise,·the·specified·file·is |
| 132 | searched·for·in·the·following·directories,·and·in·this·order:</p><ol><li>The·current·working·directory</li><li>The·directory·where·the·module·is·being·compiled</li><li>The·directories·given·by·the·<code·class="inline">include</code>·option</li></ol><p>For·details,·see·<a·href="../../erts-15.2.2/doc/html/erlc_cmd.html">erlc</a>·in·ERTS·and | 132 | searched·for·in·the·following·directories,·and·in·this·order:</p><ol><li>The·current·working·directory</li><li>The·directory·where·the·module·is·being·compiled</li><li>The·directories·given·by·the·<code·class="inline">include</code>·option</li></ol><p>For·details,·see·<a·href="../../erts-15.2.2/doc/html/erlc_cmd.html">erlc</a>·in·ERTS·and |
| 133 | <a·href="../../lib/compiler-8.5.5/doc/html/compile.html"><code·class="inline">compile</code></a>·in·Compiler.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 133 | <a·href="../../lib/compiler-8.5.5/doc/html/compile.html"><code·class="inline">compile</code></a>·in·Compiler.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="3521901618-1">(</span><span·class="s">"my_records.hrl"</span><span·class="p"·data-group-id="3521901618-1">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 134 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="3521901618-2">(</span><span·class="s">"incdir/my_records.hrl"</span><span·class="p"·data-group-id="3521901618-2">)</span><span·class="p">.</span><span·class="w"> |
| 135 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 135 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="3521901618-3">(</span><span·class="s">"/home/user/proj/my_records.hrl"</span><span·class="p"·data-group-id="3521901618-3">)</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 136 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="3521901618-4">(</span><span·class="s">"$PROJ_ROOT/my_records.hrl"</span><span·class="p"·data-group-id="3521901618-4">)</span><span·class="p">.</span></code></pre><p><code·class="inline">include_lib</code>·is·similar·to·<code·class="inline">include</code>,·but·is·not·to·point·out·an·absolute·file. |
| 137 | Instead,·the·first·path·component·(possibly·after·variable·substitution)·is | 137 | Instead,·the·first·path·component·(possibly·after·variable·substitution)·is |
| 138 | assumed·to·be·the·name·of·an·application.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 138 | assumed·to·be·the·name·of·an·application.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="9746414295-1">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="9746414295-1">)</span><span·class="p">.</span></code></pre><p>The·code·server·uses·<code·class="inline">code:lib_dir(kernel)</code>·to·find·the·directory·of·the·current |
| 139 | (latest)·version·of·Kernel,·and·then·the·subdirectory·<code·class="inline">include</code>·is·searched·for | 139 | (latest)·version·of·Kernel,·and·then·the·subdirectory·<code·class="inline">include</code>·is·searched·for |
| 140 | the·file·<code·class="inline">file.hrl</code>.</p><h2·id="defining-and-using-macros"·class="section-heading"> | 140 | the·file·<code·class="inline">file.hrl</code>.</p><h2·id="defining-and-using-macros"·class="section-heading"> |
| 141 | ··<a·href="#defining-and-using-macros"·class="hover-link"> | 141 | ··<a·href="#defining-and-using-macros"·class="hover-link"> |
| 142 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 142 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 143 | ··</a> | 143 | ··</a> |
| 144 | ··<span·class="text">Defining·and·Using·Macros</span> | 144 | ··<span·class="text">Defining·and·Using·Macros</span> |
| 145 | </h2> | 145 | </h2> |
| 146 | <p>A·macro·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 146 | <p>A·macro·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="6577381100-1">(</span><span·class="n">Const</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Replacement</span><span·class="p"·data-group-id="6577381100-1">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 147 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="6577381100-2">(</span><span·class="n">Func</span><span·class="p"·data-group-id="6577381100-3">(</span><span·class="n">Var1</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·c[·...·truncated·by·diffoscope;·len:·196,·SHA:·2a339d54246705fd15afe8ac3131e544df0d206c33a1d324753238890d790278·...·]-2">)</span><span·class="p">.</span></code></pre><p>A·macro·definition·can·be·placed·anywhere·among·the·attributes·and·function |
| 148 | declarations·of·a·module,·but·the·definition·must·come·before·any·usage·of·the | 148 | declarations·of·a·module,·but·the·definition·must·come·before·any·usage·of·the |
| 149 | macro.</p><p>If·a·macro·is·used·in·several·modules,·it·is·recommended·that·the·macro | 149 | macro.</p><p>If·a·macro·is·used·in·several·modules,·it·is·recommended·that·the·macro |
| 150 | definition·is·placed·in·an·include·file.</p><p>A·macro·is·used·as·follows:</p><pre><code·class="text">?Const | 150 | definition·is·placed·in·an·include·file.</p><p>A·macro·is·used·as·follows:</p><pre><code·class="text">?Const |
| 151 | ?Func(Arg1,...,ArgN)</code></pre><p>Macros·are·expanded·during·compilation.·A·simple·macro·<code·class="inline">?Const</code>·is·replaced·with | 151 | ?Func(Arg1,...,ArgN)</code></pre><p>Macros·are·expanded·during·compilation.·A·simple·macro·<code·class="inline">?Const</code>·is·replaced·with |
| 152 | <code·class="inline">Replacement</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="3 | 152 | <code·class="inline">Replacement</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="3913175173-1">(</span><span·class="n">TIMEOUT</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">200</span><span·class="p"·data-group-id="3913175173-1">)</span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 153 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="nf">call</span><span·class="p"·data-group-id="3 | 154 | </span><span·class="nf">call</span><span·class="p"·data-group-id="3913175173-2">(</span><span·class="n">Request</span><span·class="p"·data-group-id="3913175173-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 155 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="3 | 155 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="3913175173-3">(</span><span·class="ss">refserver</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Request</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">TIMEOUT</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·295,·SHA:·04958ab13bf1dd5ecef9397d36cc51dca55c34c6b9552f5f78eb5bf77afd0acf·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 156 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 156 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="0579018458-2">(</span><span·class="ss">refserver</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Request</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">200</span><span·class="p"·data-group-id="0579018458-2">)</span><span·class="p">.</span></code></pre><p>A·macro·<code·class="inline">?Func(Arg1,...,ArgN)</code>·is·replaced·with·<code·class="inline">Replacement</code>,·where·all |
| 157 | occurrences·of·a·variable·<code·class="inline">Var</code>·from·the·macro·definition·are·replaced·with·the | 157 | occurrences·of·a·variable·<code·class="inline">Var</code>·from·the·macro·definition·are·replaced·with·the |
| 158 | corresponding·argument·<code·class="inline">Arg</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 158 | corresponding·argument·<code·class="inline">Arg</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="3185463344-1">(</span><span·class="n">MACRO1</span><span·class="p"·data-group-id="3185463344-2">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="3185463344-2">)</span><sp[·...·truncated·by·diffoscope;·len:·434,·SHA:·8bd47c52828fefd43479ec0064ea1ec45e449b10f3a85849c1a3a19535d7fe7d·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 159 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 160 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="3185463344-4">(</span><span·class="n">X</span><span·class="p"·data-group-id="3185463344-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 161 | ····</span><span·class="o">?</span><span·class="n">MACRO1</span><span·class="p"·data-group-id=" | 161 | ····</span><span·class="o">?</span><span·class="n">MACRO1</span><span·class="p"·data-group-id="3185463344-5">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="p"·data-group-id="3185463344-5">)</span><span·class="p">,</span><span·class="w"> |
| 162 | ····</span><span·class="o">?</span><span·class="n">MACRO1</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="o">?</span><span·class="n">MACRO1</span><span·class="p"·data-group-id="3185463344-6">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">123</span><span·class="p"·data-group-id="3185463344-6">)</span></code></pre><p>This·is·expanded·to:</p><pre><code·class="makeup·erlang"·translate[·...·truncated·by·diffoscope;·len:·151,·SHA:·3806e5111ca1386aebe5e840ed63e96173171ba9fd588124318de036717ed55e·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 163 | ····</span><span·class="p"·data-group-id=" | 163 | ····</span><span·class="p"·data-group-id="5407361712-2">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="5407361712-2">}</span><span·class="p">,</span><span·class="w"> |
| 164 | ····</span><span·class="p"·data-group-id=" | 164 | ····</span><span·class="p"·data-group-id="5407361712-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="n">X</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="mi">123</span><span·class="p"·data-group-id="5407361712-3">}</span><span·class="p">.</span></code></pre><p>It·is·good·programming·practice,·but·not·mandatory,·to·ensure·that·a·macro |
| 165 | definition·is·a·valid·Erlang·syntactic·form.</p><p>To·view·the·result·of·macro·expansion,·a·module·can·be·compiled·with·the·<code·class="inline">'P'</code> | 165 | definition·is·a·valid·Erlang·syntactic·form.</p><p>To·view·the·result·of·macro·expansion,·a·module·can·be·compiled·with·the·<code·class="inline">'P'</code> |
| 166 | option.·<code·class="inline">compile:file(File,·['P'])</code>.·This·produces·a·listing·of·the·parsed·code | 166 | option.·<code·class="inline">compile:file(File,·['P'])</code>.·This·produces·a·listing·of·the·parsed·code |
| 167 | after·preprocessing·and·parse·transforms,·in·the·file·<code·class="inline">File.P</code>.</p><h2·id="predefined-macros"·class="section-heading"> | 167 | after·preprocessing·and·parse·transforms,·in·the·file·<code·class="inline">File.P</code>.</p><h2·id="predefined-macros"·class="section-heading"> |
| 168 | ··<a·href="#predefined-macros"·class="hover-link"> | 168 | ··<a·href="#predefined-macros"·class="hover-link"> |
| 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 170 | ··</a> | 170 | ··</a> |
| 171 | ··<span·class="text">Predefined·Macros</span> | 171 | ··<span·class="text">Predefined·Macros</span> |
| Offset 185, 29 lines modified | Offset 185, 29 lines modified | ||
| 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 186 | ··</a> | 186 | ··</a> |
| 187 | ··<span·class="text">Macros·Overloading</span> | 187 | ··<span·class="text">Macros·Overloading</span> |
| 188 | </h2> | 188 | </h2> |
| 189 | <p>It·is·possible·to·overload·macros,·except·for·predefined·macros.·An·overloaded | 189 | <p>It·is·possible·to·overload·macros,·except·for·predefined·macros.·An·overloaded |
| 190 | macro·has·more·than·one·definition,·each·with·a·different·number·of·arguments.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Support·for·overloading·of·macros·was·added·in·Erlang·5.7.5/OTP·R13B04.</p></section><p>A·macro·<code·class="inline">?Func(Arg1,...,ArgN)</code>·with·a·(possibly·empty)·list·of·arguments·results | 190 | macro·has·more·than·one·definition,·each·with·a·different·number·of·arguments.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Support·for·overloading·of·macros·was·added·in·Erlang·5.7.5/OTP·R13B04.</p></section><p>A·macro·<code·class="inline">?Func(Arg1,...,ArgN)</code>·with·a·(possibly·empty)·list·of·arguments·results |
| 191 | in·an·error·message·if·there·is·at·least·one·definition·of·<code·class="inline">Func</code>·with | 191 | in·an·error·message·if·there·is·at·least·one·definition·of·<code·class="inline">Func</code>·with |
| 192 | arguments,·but·none·with·N·arguments.</p><p>Assuming·these·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 192 | arguments,·but·none·with·N·arguments.</p><p>Assuming·these·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0626274239-1">(</span><span·class="n">F0</span><span·class="p"·data-group-id="0626274239-2">(</span><span·class="p"·data-group-id="0626274239-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·fa359520093d839a7ab02d9e3b903bdecd3a665ee62ae00d710ac0922a25116c·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 193 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0626274239-3">(</span><span·class="n">F1</span><span·class="p"·data-group-id="0626274239-4">(</span><span·class="n">A</span><span·class="p"·data-group-id="0626274239-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·0eca9f56cccb3ac056264b365f1c427f2bd132233938d527d74fb8bfc7feb753·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 194 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 194 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0626274239-5">(</span><span·class="n">C</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">m</span><span·class="p">:</span><span·class="ss">f</span><span·class="p"·data-group-id="0626274239-5">)</span><span·class="p">.</span></code></pr[·...·truncated·by·diffoscope;·len:·205,·SHA:·1db0f947caf5a9a9e87649c866b860eb6f814ab8cc83f431665817227044b90e·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ····</span><span·class="o">?</span><span·class="n">F0</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·No,·an·empty·list·of·arguments·expected.</span><span·class="w"> | 195 | ····</span><span·class="o">?</span><span·class="n">F0</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·No,·an·empty·list·of·arguments·expected.</span><span·class="w"> |
| 196 | </span><span·class="nf">f1</span><span·class="p"·data-group-id=" | 196 | </span><span·class="nf">f1</span><span·class="p"·data-group-id="4058825471-2">(</span><span·class="n">A</span><span·class="p"·data-group-id="4058825471-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 197 | ····</span><span·class="o">?</span><span·class="n">F1</span><span·class="p"·data-group-id=" | 197 | ····</span><span·class="o">?</span><span·class="n">F1</span><span·class="p"·data-group-id="4058825471-3">(</span><span·class="n">A</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A</span><span·class="p"·data-group-id="4058825471-3">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·No,·exactly·one·argument·expected.</span></code></pre><p>On·the·other·hand,</p><pre><code·class="text">f()·-> |
| 198 | ····?C().</code></pre><p>is·expanded·to</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id=" | 198 | ····?C().</code></pre><p>is·expanded·to</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id="0728952895-1">(</span><span·class="p"·data-group-id="0728952895-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ····</span><span·class="nc">m</span><span·class="p">:</span><span·class="nf">f</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="nc">m</span><span·class="p">:</span><span·class="nf">f</span><span·class="p"·data-group-id="0728952895-2">(</span><span·class="p"·data-group-id="0728952895-2">)</span><span·class="p">.</span></code></pre><h2·id="removing-a-macro-definition"·class="section-heading"> |
| 200 | ··<a·href="#removing-a-macro-definition"·class="hover-link"> | 200 | ··<a·href="#removing-a-macro-definition"·class="hover-link"> |
| 201 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 201 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 202 | ··</a> | 202 | ··</a> |
| 203 | ··<span·class="text">Removing·a·macro·definition</span> | 203 | ··<span·class="text">Removing·a·macro·definition</span> |
| 204 | </h2> | 204 | </h2> |
| 205 | <p>A·definition·of·macro·can·be·removed·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">undef</span><span·class="p"·data-group-id="3 | 205 | <p>A·definition·of·macro·can·be·removed·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">undef</span><span·class="p"·data-group-id="8326192789-1">(</span><span·class="n">Macro</span><span·class="p"·data-group-id="8326192789-1">)</span><span·class="p">.</span></code></pre><h2·id="conditional-compilation"·class="section-heading"> |
| 206 | ··<a·href="#conditional-compilation"·class="hover-link"> | 206 | ··<a·href="#conditional-compilation"·class="hover-link"> |
| 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 208 | ··</a> | 208 | ··</a> |
| 209 | ··<span·class="text">Conditional·Compilation</span> | 209 | ··<span·class="text">Conditional·Compilation</span> |
| 210 | </h2> | 210 | </h2> |
| 211 | <p>The·following·macro·directives·support·conditional·compilation:</p><ul><li><p><strong><code·class="inline">-ifdef(Macro).</code></strong>·-·Evaluate·the·following·lines·only·if·<code·class="inline">Macro</code>·is | 211 | <p>The·following·macro·directives·support·conditional·compilation:</p><ul><li><p><strong><code·class="inline">-ifdef(Macro).</code></strong>·-·Evaluate·the·following·lines·only·if·<code·class="inline">Macro</code>·is |
| 212 | defined.</p></li><li><p><strong><code·class="inline">-ifndef(Macro).</code></strong>·-·Evaluate·the·following·lines·only·if·<code·class="inline">Macro</code>·is·not | 212 | defined.</p></li><li><p><strong><code·class="inline">-ifndef(Macro).</code></strong>·-·Evaluate·the·following·lines·only·if·<code·class="inline">Macro</code>·is·not |
| Offset 219, 43 lines modified | Offset 219, 43 lines modified | ||
| 219 | true,·and·the·<code·class="inline">Condition</code>·evaluates·to·true,·the·lines·following·the·<code·class="inline">elif</code> | 219 | true,·and·the·<code·class="inline">Condition</code>·evaluates·to·true,·the·lines·following·the·<code·class="inline">elif</code> |
| 220 | are·evaluated·instead.</p></li><li><p><strong><code·class="inline">-endif.</code></strong>·-·Specifies·the·end·of·a·series·of·control·flow·directives.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Macro·directives·cannot·be·used·inside·functions.</p></section><p>Syntactically,·the·<code·class="inline">Condition</code>·in·<code·class="inline">if</code>·and·<code·class="inline">elif</code>·must·be·a | 220 | are·evaluated·instead.</p></li><li><p><strong><code·class="inline">-endif.</code></strong>·-·Specifies·the·end·of·a·series·of·control·flow·directives.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Macro·directives·cannot·be·used·inside·functions.</p></section><p>Syntactically,·the·<code·class="inline">Condition</code>·in·<code·class="inline">if</code>·and·<code·class="inline">elif</code>·must·be·a |
| 221 | <a·href="expressions.html#guard-expressions">guard·expression</a>.·Other·constructs·(such·as | 221 | <a·href="expressions.html#guard-expressions">guard·expression</a>.·Other·constructs·(such·as |
| 222 | a·<code·class="inline">case</code>·expression)·result·in·a·compilation·error.</p><p>As·opposed·to·the·standard·guard·expressions,·an·expression·in·an·<code·class="inline">if</code>·and | 222 | a·<code·class="inline">case</code>·expression)·result·in·a·compilation·error.</p><p>As·opposed·to·the·standard·guard·expressions,·an·expression·in·an·<code·class="inline">if</code>·and |
| 223 | <code·class="inline">elif</code>·also·supports·calling·the·psuedo-function·<code·class="inline">defined(Name)</code>,·which·tests | 223 | <code·class="inline">elif</code>·also·supports·calling·the·psuedo-function·<code·class="inline">defined(Name)</code>,·which·tests |
| 224 | whether·the·<code·class="inline">Name</code>·argument·is·the·name·of·a·previously·defined·macro. | 224 | whether·the·<code·class="inline">Name</code>·argument·is·the·name·of·a·previously·defined·macro. |
| 225 | <code·class="inline">defined(Name)</code>·evaluates·to·<code·class="inline">true</code>·if·the·macro·is·defined·and·<code·class="inline">false</code> | 225 | <code·class="inline">defined(Name)</code>·evaluates·to·<code·class="inline">true</code>·if·the·macro·is·defined·and·<code·class="inline">false</code> |
| 226 | otherwise.·An·attempt·to·call·other·functions·results·in·a·compilation·error.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 226 | otherwise.·An·attempt·to·call·other·functions·results·in·a·compilation·error.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9791013334-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="9791013334-1">)</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 227 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="w"> | 228 | </span><span·class="w"> |
| 229 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id=" | 229 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="9791013334-2">(</span><span·class="ss">debug</span><span·class="p"·data-group-id="9791013334-2">)</span><span·class="p">.</span><span·class="w"> |
| 230 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 230 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9791013334-3">(</span><span·class="n">LOG</span><span·class="p"·data-group-id="9791013334-4">(</span><span·class="n">X</span><span·class="p"·data-group-id="9791013334-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">io</span><spa[·...·truncated·by·diffoscope;·len:·740,·SHA:·ecc16a1c710767ce82b1e3711d386003fbe652ed2c3aecd704e32f46a5ea34fa·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 231 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 231 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 232 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 232 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9791013334-7">(</span><span·class="n">LOG</span><span·class="p"·data-group-id="9791013334-8">(</span><span·class="n">X</span><span·class="p"·data-group-id="9791013334-8">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><s[·...·truncated·by·diffoscope;·len:·39,·SHA:·6fac2b2acd855c29da0da594f330b03d83c7df16e874e0b58353e9bacd903a89·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 233 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 234 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>When·trace·output·is·desired,·<code·class="inline">debug</code>·is·to·be·defined·when·the·module·<code·class="inline">m</code>·is | 234 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>When·trace·output·is·desired,·<code·class="inline">debug</code>·is·to·be·defined·when·the·module·<code·class="inline">m</code>·is |
| 235 | compiled:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erlc·-Ddebug·m.erl</span><span·class="w"> | 235 | compiled:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erlc·-Ddebug·m.erl</span><span·class="w"> |
| 236 | </span><span·class="ow">or</span><span·class="w"> | 236 | </span><span·class="ow">or</span><span·class="w"> |
| 237 | </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 237 | </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nf">c</span><span·class="p"·data-group-id="1405015293-1">(</span><span·class="ss">m</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1405015293-2">{</span><span·class="ss">d</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">debug</span><span·[·...·truncated·by·diffoscope;·len:·88,·SHA:·cb09c69cc4bfa17d1b54d8ec472dd3f819e8839eda498be017a6f3743f77cee0·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 238 | </span><span·class="p"·data-group-id="8803656432-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">m</span><span·class="p"·data-group-id="8803656432-3">}</span></code></pre><p><code·class="inline">?LOG(Arg)</code>·is·then·expanded·to·a·call·to·<a·href="../../lib/stdlib-6.2/doc/html/io.html#format/2"><code·class="inline">io:format/2</code></a>·and·provide·the·user | ||
| 239 | 238 | </span><span·class="p"·data-group-id="1405015293-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">m</span><span·class="p"·data-group-id="1405015293-3">}</span></code></pre><p><code·class="inline">?LOG(Arg)</code>·is·then·expand[·...·truncated·by·diffoscope;·len:·137,·SHA:·a0921f6d67835f6c9be3933dc96948b5e19effec7341ef3fc740131313e345ce·...·] | |
| 239 | with·some·simple·trace·output.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2815806651-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="2815806651-1">)</span><span·class="w"> | ||
| 240 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 240 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="p">-</span><span·class="na">if</span><span·class="p"·data-group-id=" | 241 | </span><span·class="p">-</span><span·class="na">if</span><span·class="p"·data-group-id="2815806651-2">(</span><span·class="o">?</span><span·class="n">OTP_RELEASE</span><span·class="w">·</span><span·class="o">>=</span><span·class="w">·</span><span·class="mi">25</span><span·class="p"·data-group-id="2815806651-2">)</span><span·class="p">.</span><span·class="w"> |
| 242 | </span><span·class="c1">%%·Code·that·will·work·in·OTP·25·or·higher</span><span·class="w"> | 242 | </span><span·class="c1">%%·Code·that·will·work·in·OTP·25·or·higher</span><span·class="w"> |
| 243 | </span><span·class="p">-</span><span·class="na">elif</span><span·class="p"·data-group-id=" | 243 | </span><span·class="p">-</span><span·class="na">elif</span><span·class="p"·data-group-id="2815806651-3">(</span><span·class="o">?</span><span·class="n">OTP_RELEASE</span><span·class="w">·</span><span·class="o">>=</span><span·class="w">·</span><span·class="mi">26</span><span·class="p"·data-group-id="2815806651-3">)</span><span·class="p">.</span><span·class="w"> |
| 244 | </span><span·class="c1">%%·Code·that·will·work·in·OTP·26·or·higher</span><span·class="w"> | 244 | </span><span·class="c1">%%·Code·that·will·work·in·OTP·26·or·higher</span><span·class="w"> |
| 245 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 245 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 246 | </span><span·class="c1">%%·Code·that·will·work·in·OTP·24·or·lower.</span><span·class="w"> | 246 | </span><span·class="c1">%%·Code·that·will·work·in·OTP·24·or·lower.</span><span·class="w"> |
| 247 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 247 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 248 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>This·code·uses·the·<code·class="inline">OTP_RELEASE</code>·macro·to·conditionally·select·code·depending·on | 248 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>This·code·uses·the·<code·class="inline">OTP_RELEASE</code>·macro·to·conditionally·select·code·depending·on |
| 249 | release.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 249 | release.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5922468392-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="5922468392-1">)</span><span·class="w"> |
| 250 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 250 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 251 | </span><span·class="p">-</span><span·class="na">if</span><span·class="p"·data-group-id=" | 251 | </span><span·class="p">-</span><span·class="na">if</span><span·class="p"·data-group-id="5922468392-2">(</span><span·class="o">?</span><span·class="n">OTP_RELEASE</span><span·class="w">·</span><span·class="o">>=</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="ow">andalso</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·212,·SHA:·41d863c2a7676ec4bbbd763842e0801c4ba987868c37a2782ce9731570c59e22·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 252 | </span><span·class="c1">%%·Debugging·code·that·requires·OTP·26·or·later.</span><span·class="w"> | 252 | </span><span·class="c1">%%·Debugging·code·that·requires·OTP·26·or·later.</span><span·class="w"> |
| 253 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 253 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 254 | </span><span·class="c1">%%·Non-debug·code·that·works·in·any·release.</span><span·class="w"> | 254 | </span><span·class="c1">%%·Non-debug·code·that·works·in·any·release.</span><span·class="w"> |
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| 148 | single·function·that·constructs·the·map·using·the·map·syntax·and·always·use | 148 | single·function·that·constructs·the·map·using·the·map·syntax·and·always·use |
| 149 | it.</p></li><li><p>Always·update·the·map·using·the·<code·class="inline">:=</code>·operator·(that·is,·requiring·that·an | 149 | it.</p></li><li><p>Always·update·the·map·using·the·<code·class="inline">:=</code>·operator·(that·is,·requiring·that·an |
| 150 | element·with·that·key·already·exists).·The·<code·class="inline">:=</code>·operator·is·slightly·more | 150 | element·with·that·key·already·exists).·The·<code·class="inline">:=</code>·operator·is·slightly·more |
| 151 | efficient,·and·it·helps·catching·mispellings·of·keys.</p></li><li><p>Whenever·possible,·match·multiple·map·elements·at·once.</p></li><li><p>Whenever·possible,·update·multiple·map·elements·at·once.</p></li><li><p>Avoid·default·values·and·the·<a·href="../../lib/stdlib-6.2/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·function.·If·there·are·default | 151 | efficient,·and·it·helps·catching·mispellings·of·keys.</p></li><li><p>Whenever·possible,·match·multiple·map·elements·at·once.</p></li><li><p>Whenever·possible,·update·multiple·map·elements·at·once.</p></li><li><p>Avoid·default·values·and·the·<a·href="../../lib/stdlib-6.2/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·function.·If·there·are·default |
| 152 | values,·sharing·of·keys·between·different·instances·of·the·map·will·be·less | 152 | values,·sharing·of·keys·between·different·instances·of·the·map·will·be·less |
| 153 | effective,·and·it·is·not·possible·to·match·multiple·elements·having·default | 153 | effective,·and·it·is·not·possible·to·match·multiple·elements·having·default |
| 154 | values·in·one·go.</p></li><li><p>To·avoid·having·to·deal·with·a·map·that·may·lack·some·keys,·<a·href="../../lib/stdlib-6.2/doc/html/maps.html#merge/2"><code·class="inline">maps:merge/2</code></a>·can | 154 | values·in·one·go.</p></li><li><p>To·avoid·having·to·deal·with·a·map·that·may·lack·some·keys,·<a·href="../../lib/stdlib-6.2/doc/html/maps.html#merge/2"><code·class="inline">maps:merge/2</code></a>·can |
| 155 | efficiently·add·multiple·default·values.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">DefaultMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 155 | efficiently·add·multiple·default·values.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">DefaultMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3240148127-1">#{</span><span·class="ss">shoe_size</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">42</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">editor</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·126,·SHA:·ad7049b7ee492baec98602d74db10ca1bf6c276b3a2b68a16e4ca5e1226218e8·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 156 | </span><span·class="n">MapWithDefaultsApplied</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">merge</span><span·class="p"·data-group-id=" | 156 | </span><span·class="n">MapWithDefaultsApplied</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">merge</span><span·class="p"·data-group-id="3240148127-2">(</span><span·class="n">DefaultMap</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OtherMap</span><span·class="p"·data-group-id="3240148127-2">)</span></code></pre></li></ul><h2·id="using-maps-as-dictionaries"·class="section-heading"> |
| 157 | ··<a·href="#using-maps-as-dictionaries"·class="hover-link"> | 157 | ··<a·href="#using-maps-as-dictionaries"·class="hover-link"> |
| 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 159 | ··</a> | 159 | ··</a> |
| 160 | ··<span·class="text">Using·Maps·as·Dictionaries</span> | 160 | ··<span·class="text">Using·Maps·as·Dictionaries</span> |
| 161 | </h2> | 161 | </h2> |
| 162 | <p>Using·a·map·as·a·dictionary·implies·the·following·usage·pattern:</p><ul><li>Keys·are·usually·variables·not·known·at·compile-time.</li><li>There·can·be·any·number·of·elements·in·the·map.</li><li>Usually,·no·more·than·one·element·is·looked·up·or·updated·at·once.</li></ul><p>Given·that·usage·pattern,·the·difference·in·performance·between·using·the·map | 162 | <p>Using·a·map·as·a·dictionary·implies·the·following·usage·pattern:</p><ul><li>Keys·are·usually·variables·not·known·at·compile-time.</li><li>There·can·be·any·number·of·elements·in·the·map.</li><li>Usually,·no·more·than·one·element·is·looked·up·or·updated·at·once.</li></ul><p>Given·that·usage·pattern,·the·difference·in·performance·between·using·the·map |
| 163 | syntax·and·the·maps·module·is·usually·small.·Therefore,·which·one·to·use·is | 163 | syntax·and·the·maps·module·is·usually·small.·Therefore,·which·one·to·use·is |
| Offset 167, 18 lines modified | Offset 167, 18 lines modified | ||
| 167 | choice.</li></ul><h2·id="using-maps-as-sets"·class="section-heading"> | 167 | choice.</li></ul><h2·id="using-maps-as-sets"·class="section-heading"> |
| 168 | ··<a·href="#using-maps-as-sets"·class="hover-link"> | 168 | ··<a·href="#using-maps-as-sets"·class="hover-link"> |
| 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 170 | ··</a> | 170 | ··</a> |
| 171 | ··<span·class="text">Using·Maps·as·Sets</span> | 171 | ··<span·class="text">Using·Maps·as·Sets</span> |
| 172 | </h2> | 172 | </h2> |
| 173 | <p>Starting·in·OTP·24,·the·<a·href="../../lib/stdlib-6.2/doc/html/sets.html"><code·class="inline">sets</code></a>·module·has·an·option·to·represent·sets·as·maps. | 173 | <p>Starting·in·OTP·24,·the·<a·href="../../lib/stdlib-6.2/doc/html/sets.html"><code·class="inline">sets</code></a>·module·has·an·option·to·represent·sets·as·maps. |
| 174 | Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 174 | Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="8332800436-1">(</span><span·class="p"·data-group-id="8332800436-2">[</span><span·class="p"·data-group-id="8332800436-3">{</span><span·class="ss">version</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="8332800436-3">}</[·...·truncated·by·diffoscope;·len:·99,·SHA:·1e4a9d91bfb611a7ad556bb7e1a2e925a40380e6699471e86047506ff79799a5·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="p"·data-group-id=" | 175 | </span><span·class="p"·data-group-id="8332800436-4">#{</span><span·class="p"·data-group-id="8332800436-4">}</span><span·class="gp·unselectable"> |
| 176 | 2>·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="1157628978-5">(</span><span·class="p"·data-group-id="1157628978-6">[</span><span·class="ss">x</span><span·class="p">,</span><span·class="ss">y</span><span·class="p">,</span><span·class="ss">z</span><span·class="p"·data-group-id="1157628978-6">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1157628978-7">[</span><span·class="p"·data-group-id="1157628978-8">{</span><span·class="ss">version</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1157628978-8">}</span><span·class="p"·data-group-id="1157628978-7">]</span><span·class="p"·data-group-id="1157628978-5">)</span><span·class="p">.</span><span·class="w"> | ||
| 177 | </span><span·class= | 176 | 2>·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="8332800436-5">(</span><span·class="p"·data-group-id="8332800436-6">[</span><span·class="ss">x</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·557,·SHA:·d5b5c4287544b7846fcbe4f3b1d91d320ab574b9e75703e1dec7526c231abd95·...·] |
| 177 | </span><span·class="p"·data-group-id="8332800436-9">#{</span><span·class="ss">x</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="8332800436-10">[</span><span·class="p"·data-group-id="8332800436-10">]</span><span·class="p">,</span><span·class="ss">y</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="8332800436-11">[</span><span·class="p"·data-group-id="8332800436-11">]</span><span·class="p">,</span><span·class="ss">z</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="8332800436-12">[</span><span·class="p"·data-group-id="8332800436-12">]</span><span·class="p"·data-group-id="8332800436-9">}</span></code></pre><p><code·class="inline">sets</code>·backed·by·maps·is·generally·the·most·efficient·set·representation,·with·a | ||
| 178 | few·possible·exceptions:</p><ul><li><a·href="../../lib/stdlib-6.2/doc/html/ordsets.html#intersection/2"><code·class="inline">ordsets:intersection/2</code></a>·can·be·more·efficient·than·<a·href="../../lib/stdlib-6.2/doc/html/sets.html#intersection/2"><code·class="inline">sets:intersection/2</code></a>.·If | 178 | few·possible·exceptions:</p><ul><li><a·href="../../lib/stdlib-6.2/doc/html/ordsets.html#intersection/2"><code·class="inline">ordsets:intersection/2</code></a>·can·be·more·efficient·than·<a·href="../../lib/stdlib-6.2/doc/html/sets.html#intersection/2"><code·class="inline">sets:intersection/2</code></a>.·If |
| 179 | the·intersection·operation·is·frequently·used·and·operations·that·operate·on·a | 179 | the·intersection·operation·is·frequently·used·and·operations·that·operate·on·a |
| 180 | single·element·in·a·set·(such·as·<code·class="inline">is_element/2</code>)·are·avoided,·<a·href="../../lib/stdlib-6.2/doc/html/ordsets.html"><code·class="inline">ordsets</code></a>·can | 180 | single·element·in·a·set·(such·as·<code·class="inline">is_element/2</code>)·are·avoided,·<a·href="../../lib/stdlib-6.2/doc/html/ordsets.html"><code·class="inline">ordsets</code></a>·can |
| 181 | be·a·better·choice·than·<a·href="../../lib/stdlib-6.2/doc/html/sets.html"><code·class="inline">sets</code></a>.</li><li>If·the·intersection·operation·is·frequently·used·and·operations·that·operate | 181 | be·a·better·choice·than·<a·href="../../lib/stdlib-6.2/doc/html/sets.html"><code·class="inline">sets</code></a>.</li><li>If·the·intersection·operation·is·frequently·used·and·operations·that·operate |
| 182 | on·a·single·element·in·a·set·(such·as·<code·class="inline">is_element/2</code>)·must·also·be·efficient, | 182 | on·a·single·element·in·a·set·(such·as·<code·class="inline">is_element/2</code>)·must·also·be·efficient, |
| 183 | <a·href="../../lib/stdlib-6.2/doc/html/gb_sets.html"><code·class="inline">gb_sets</code></a>·can·potentially·be·a·better·choice·than·<a·href="../../lib/stdlib-6.2/doc/html/sets.html"><code·class="inline">sets</code></a>.</li><li>If·the·elements·of·the·set·are·integers·in·a·fairly·compact·range,·the·set·can | 183 | <a·href="../../lib/stdlib-6.2/doc/html/gb_sets.html"><code·class="inline">gb_sets</code></a>·can·potentially·be·a·better·choice·than·<a·href="../../lib/stdlib-6.2/doc/html/sets.html"><code·class="inline">sets</code></a>.</li><li>If·the·elements·of·the·set·are·integers·in·a·fairly·compact·range,·the·set·can |
| 184 | be·represented·as·an·integer·where·each·bit·represents·an·element·in·the·set. | 184 | be·represented·as·an·integer·where·each·bit·represents·an·element·in·the·set. |
| Offset 203, 18 lines modified | Offset 203, 18 lines modified | ||
| 203 | for·the·runtime·system).</p></li><li><p><strong>N</strong>·-·The·number·of·elements·in·the·map.</p></li><li><p><strong>Keys</strong>·-·A·tuple·with·keys·of·the·map:·<code·class="inline">{Key1,...,KeyN}</code>.·The·keys·are | 203 | for·the·runtime·system).</p></li><li><p><strong>N</strong>·-·The·number·of·elements·in·the·map.</p></li><li><p><strong>Keys</strong>·-·A·tuple·with·keys·of·the·map:·<code·class="inline">{Key1,...,KeyN}</code>.·The·keys·are |
| 204 | sorted.</p></li><li><p><strong>Value1</strong>·-·The·value·corresponding·to·the·first·key·in·the·key·tuple.</p></li><li><p><strong>ValueN</strong>·-·The·value·corresponding·to·the·last·key·in·the·key·tuple.</p></li></ul><p>As·an·example,·let·us·look·at·how·the·map·<code·class="inline">#{a·=>·foo,·z·=>·bar}</code>·is | 204 | sorted.</p></li><li><p><strong>Value1</strong>·-·The·value·corresponding·to·the·first·key·in·the·key·tuple.</p></li><li><p><strong>ValueN</strong>·-·The·value·corresponding·to·the·last·key·in·the·key·tuple.</p></li></ul><p>As·an·example,·let·us·look·at·how·the·map·<code·class="inline">#{a·=>·foo,·z·=>·bar}</code>·is |
| 205 | represented:</p><table><thead><tr><th·style="text-align:·center;">0</th><th·style="text-align:·left;">1</th><th·style="text-align:·center;">2</th><th·style="text-align:·center;">3</th><th·style="text-align:·left;">4</th></tr></thead><tbody><tr><td·style="text-align:·center;"><strong>FLATMAP</strong></td><td·style="text-align:·left;"><em>2</em></td><td·style="text-align:·center;"><code·class="inline">{a,z}</code></td><td·style="text-align:·center;"><code·class="inline">foo</code></td><td·style="text-align:·left;"><code·class="inline">bar</code></td></tr></tbody></table><p><em>Table:·#{a·=>·foo,·z·=>·bar}</em></p><p>Let·us·update·the·map:·<code·class="inline">M#{q·=>·baz}</code>.·The·map·now·looks·like·this:</p><table><thead><tr><th·style="text-align:·center;">0</th><th·style="text-align:·left;">1</th><th·style="text-align:·center;">2</th><th·style="text-align:·center;">3</th><th·style="text-align:·center;">4</th><th·style="text-align:·center;">5</th></tr></thead><tbody><tr><td·style="text-align:·center;"><strong>FLATMAP</strong></td><td·style="text-align:·left;"><em>3</em></td><td·style="text-align:·center;"><code·class="inline">{a,q,z}</code></td><td·style="text-align:·center;"><code·class="inline">foo</code></td><td·style="text-align:·center;"><code·class="inline">baz</code></td><td·style="text-align:·center;"><code·class="inline">bar</code></td></tr></tbody></table><p><em>Table:·#{a·=>·foo,·q·=>·baz,·z·=>·bar}</em></p><p>Finally,·change·the·value·of·one·element:·<code·class="inline">M#{z·:=·bird}</code>.·The·map·now·looks | 205 | represented:</p><table><thead><tr><th·style="text-align:·center;">0</th><th·style="text-align:·left;">1</th><th·style="text-align:·center;">2</th><th·style="text-align:·center;">3</th><th·style="text-align:·left;">4</th></tr></thead><tbody><tr><td·style="text-align:·center;"><strong>FLATMAP</strong></td><td·style="text-align:·left;"><em>2</em></td><td·style="text-align:·center;"><code·class="inline">{a,z}</code></td><td·style="text-align:·center;"><code·class="inline">foo</code></td><td·style="text-align:·left;"><code·class="inline">bar</code></td></tr></tbody></table><p><em>Table:·#{a·=>·foo,·z·=>·bar}</em></p><p>Let·us·update·the·map:·<code·class="inline">M#{q·=>·baz}</code>.·The·map·now·looks·like·this:</p><table><thead><tr><th·style="text-align:·center;">0</th><th·style="text-align:·left;">1</th><th·style="text-align:·center;">2</th><th·style="text-align:·center;">3</th><th·style="text-align:·center;">4</th><th·style="text-align:·center;">5</th></tr></thead><tbody><tr><td·style="text-align:·center;"><strong>FLATMAP</strong></td><td·style="text-align:·left;"><em>3</em></td><td·style="text-align:·center;"><code·class="inline">{a,q,z}</code></td><td·style="text-align:·center;"><code·class="inline">foo</code></td><td·style="text-align:·center;"><code·class="inline">baz</code></td><td·style="text-align:·center;"><code·class="inline">bar</code></td></tr></tbody></table><p><em>Table:·#{a·=>·foo,·q·=>·baz,·z·=>·bar}</em></p><p>Finally,·change·the·value·of·one·element:·<code·class="inline">M#{z·:=·bird}</code>.·The·map·now·looks |
| 206 | like·this:</p><table><thead><tr><th·style="text-align:·center;">0</th><th·style="text-align:·left;">1</th><th·style="text-align:·center;">2</th><th·style="text-align:·center;">3</th><th·style="text-align:·center;">4</th><th·style="text-align:·center;">5</th></tr></thead><tbody><tr><td·style="text-align:·center;"><strong>FLATMAP</strong></td><td·style="text-align:·left;"><em>3</em></td><td·style="text-align:·center;"><code·class="inline">{a,q,z}</code></td><td·style="text-align:·center;"><code·class="inline">foo</code></td><td·style="text-align:·center;"><code·class="inline">baz</code></td><td·style="text-align:·center;"><code·class="inline">bird</code></td></tr></tbody></table><p><em>Table:·#{a·=>·foo,·q·=>·baz,·z·=>·bird}</em></p><p>When·the·value·for·an·existing·key·is·updated,·the·key·tuple·is·not·updated, | 206 | like·this:</p><table><thead><tr><th·style="text-align:·center;">0</th><th·style="text-align:·left;">1</th><th·style="text-align:·center;">2</th><th·style="text-align:·center;">3</th><th·style="text-align:·center;">4</th><th·style="text-align:·center;">5</th></tr></thead><tbody><tr><td·style="text-align:·center;"><strong>FLATMAP</strong></td><td·style="text-align:·left;"><em>3</em></td><td·style="text-align:·center;"><code·class="inline">{a,q,z}</code></td><td·style="text-align:·center;"><code·class="inline">foo</code></td><td·style="text-align:·center;"><code·class="inline">baz</code></td><td·style="text-align:·center;"><code·class="inline">bird</code></td></tr></tbody></table><p><em>Table:·#{a·=>·foo,·q·=>·baz,·z·=>·bird}</em></p><p>When·the·value·for·an·existing·key·is·updated,·the·key·tuple·is·not·updated, |
| 207 | allowing·the·key·tuple·to·be·shared·with·other·instances·of·the·map·that·have | 207 | allowing·the·key·tuple·to·be·shared·with·other·instances·of·the·map·that·have |
| 208 | the·same·keys.·In·fact,·the·key·tuple·can·be·shared·between·all·maps·with·the | 208 | the·same·keys.·In·fact,·the·key·tuple·can·be·shared·between·all·maps·with·the |
| 209 | same·keys·with·some·care.·To·arrange·that,·define·a·function·that·returns·a·map. | 209 | same·keys·with·some·care.·To·arrange·that,·define·a·function·that·returns·a·map. |
| 210 | For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">new</span><span·class="p"·data-group-id=" | 210 | For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">new</span><span·class="p"·data-group-id="1470409190-1">(</span><span·class="p"·data-group-id="1470409190-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ····</span><span·class="p"·data-group-id=" | 211 | ····</span><span·class="p"·data-group-id="1470409190-2">#{</span><span·class="ss">a</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·300,·SHA:·7fd961d92e216055ef43e3679463e495f5207426ab42e1122c05a490eaf3e565·...·]-2">}</span><span·class="p">.</span></code></pre><p>Defined·like·this,·the·key·tuple·<code·class="inline">{a,b,c}</code>·will·be·a·global·literal.·To·ensure |
| 212 | that·the·key·tuple·is·shared·when·creating·an·instance·of·the·map,·always·call | 212 | that·the·key·tuple·is·shared·when·creating·an·instance·of·the·map,·always·call |
| 213 | <code·class="inline">new()</code>·and·modify·the·returned·map:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p"·data-group-id=" | 213 | <code·class="inline">new()</code>·and·modify·the·returned·map:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p"·data-group-id="8495437447-1">(</span><span·class="n">SOME_MODULE</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="8495437447-2">(</span><span·class="p"·data-group-id="8495437447-2">)</span><span·class="p"·data-group-id="8495437447-1[·...·truncated·by·diffoscope;·len:·229,·SHA:·cf01cd7cf791d021ac18f8868b73a7e3c99bed198eee6b20c0465af79184ba4d·...·]-3">}</span><span·class="p">.</span></code></pre><p>Using·the·map·syntax·with·small·maps·is·particularly·efficient.·As·long·as·the |
| 214 | keys·are·known·at·compile-time,·the·map·is·updated·in·one·go,·making·the·time·to | 214 | keys·are·known·at·compile-time,·the·map·is·updated·in·one·go,·making·the·time·to |
| 215 | update·a·map·essentially·constant·regardless·of·the·number·of·keys·updated.·The | 215 | update·a·map·essentially·constant·regardless·of·the·number·of·keys·updated.·The |
| 216 | same·goes·for·matching.·(When·the·keys·are·variables,·one·or·more·of·the·keys | 216 | same·goes·for·matching.·(When·the·keys·are·variables,·one·or·more·of·the·keys |
| 217 | could·be·identical,·so·the·operations·need·to·be·performed·sequentially·from | 217 | could·be·identical,·so·the·operations·need·to·be·performed·sequentially·from |
| 218 | left·to·right.)</p><p>The·memory·size·for·a·small·map·is·the·size·of·all·keys·and·values·plus·5·words. | 218 | left·to·right.)</p><p>The·memory·size·for·a·small·map·is·the·size·of·all·keys·and·values·plus·5·words. |
| 219 | See·<a·href="memory.html">Memory</a>·for·more·information·about·memory·sizes.</p><h3·id="how-large-maps-are-implemented"·class="section-heading"> | 219 | See·<a·href="memory.html">Memory</a>·for·more·information·about·memory·sizes.</p><h3·id="how-large-maps-are-implemented"·class="section-heading"> |
| 220 | ··<a·href="#how-large-maps-are-implemented"·class="hover-link"> | 220 | ··<a·href="#how-large-maps-are-implemented"·class="hover-link"> |
| Offset 241, 21 lines modified | Offset 241, 21 lines modified | ||
| 241 | ··<a·href="#using-the-map-syntax"·class="hover-link"> | 241 | ··<a·href="#using-the-map-syntax"·class="hover-link"> |
| 242 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 242 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 243 | ··</a> | 243 | ··</a> |
| 244 | ··<span·class="text">Using·the·Map·Syntax</span> | 244 | ··<span·class="text">Using·the·Map·Syntax</span> |
| 245 | </h2> | 245 | </h2> |
| 246 | <p>Using·the·map·syntax·is·usually·slightly·more·efficient·than·using·the | 246 | <p>Using·the·map·syntax·is·usually·slightly·more·efficient·than·using·the |
| 247 | corresponding·function·in·the·<a·href="../../lib/stdlib-6.2/doc/html/maps.html"><code·class="inline">maps</code></a>·module.</p><p>The·gain·in·efficiency·for·the·map·syntax·is·more·noticeable·for·the·following | 247 | corresponding·function·in·the·<a·href="../../lib/stdlib-6.2/doc/html/maps.html"><code·class="inline">maps</code></a>·module.</p><p>The·gain·in·efficiency·for·the·map·syntax·is·more·noticeable·for·the·following |
| 248 | operations·that·can·only·be·achieved·using·the·map·syntax:</p><ul><li>Matching·multiple·literal·keys</li><li>Updating·multiple·literal·keys</li><li>Adding·multiple·literal·keys·to·a·map</li></ul><p>For·example:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map1</span><span·class="p"·data-group-id=" | 248 | operations·that·can·only·be·achieved·using·the·map·syntax:</p><ul><li>Matching·multiple·literal·keys</li><li>Updating·multiple·literal·keys</li><li>Adding·multiple·literal·keys·to·a·map</li></ul><p>For·example:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map1</span><span·class="p"·data-group-id="2402991719-1">#{</span><span·class="ss">x</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">y</span><span·class="w">·</span><span·class="p[·...·truncated·by·diffoscope;·len:·820,·SHA:·ba35b5d9496a9f8c6e227033757dc28db8ab3524d229c82054ac76398df6c45e·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 249 | </span><span·class="n">Map3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">update</span><span·class="p"·data-group-id=" | 249 | </span><span·class="n">Map3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">update</span><span·class="p"·data-group-id="5822998962-2">(</span><span·class="ss">y</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Map2</span><span·class="p"·data-group-id="5822998962-2">)</span><span·class="p">,</span><span·class="w"> |
| 250 | </span><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">update</span><span·class="p"·data-group-id=" | 250 | </span><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">update</span><span·class="p"·data-group-id="5822998962-3">(</span><span·class="ss">z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Map3</span><span·class="p"·data-group-id="5822998962-3">)</span></code></pre><p>If·the·map·is·a·small·map,·the·first·example·runs·roughly·three·times·as·fast.</p><p>Note·that·for·variable·keys,·the·elements·are·updated·sequentially·from·left·to |
| 251 | right.·For·example,·given·the·following·update·with·variable·keys:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map1</span><span·class="p"·data-group-id=" | 251 | right.·For·example,·given·the·following·update·with·variable·keys:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map1</span><span·class="p"·data-group-id="7691641851-1">#{</span><span·class="n">Key1</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key2</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·276,·SHA:·a1f85a6f3f7cdbc18a80c2415085a2dcdfab1c42d7233cf03d4f265590f5d9a9·...·]-1">}</span></code></pre><p>the·compiler·rewrites·it·like·this·to·ensure·that·the·updates·are·applied·from |
| 252 | left·to·right:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Map2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map1</span><span·class="p"·data-group-id=" | 252 | left·to·right:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Map2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map1</span><span·class="p"·data-group-id="5328406985-1">#{</span><span·class="n">Key1</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="5328406985-1">}</span><span·class="p">,</span><span·class="w"> |
| 253 | </span><span·class="n">Map3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map2</span><span·class="p"·data-group-id=" | 253 | </span><span·class="n">Map3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map2</span><span·class="p"·data-group-id="5328406985-2">#{</span><span·class="n">Key2</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="5328406985-2">}</span><span·class="p">,</span><span·class="w"> |
| 254 | </span><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map3</span><span·class="p"·data-group-id=" | 254 | </span><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map3</span><span·class="p"·data-group-id="5328406985-3">#{</span><span·class="n">Key3</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Z</span><span·class="p"·data-group-id="5328406985-3">}</span></code></pre><p>If·a·key·is·known·to·exist·in·a·map,·using·the·<code·class="inline">:=</code>·operator·is·slightly·more |
| 255 | efficient·than·using·the·<code·class="inline">=></code>·operator·for·a·small·map.</p><h2·id="using-the-functions-in-the-maps-module"·class="section-heading"> | 255 | efficient·than·using·the·<code·class="inline">=></code>·operator·for·a·small·map.</p><h2·id="using-the-functions-in-the-maps-module"·class="section-heading"> |
| 256 | ··<a·href="#using-the-functions-in-the-maps-module"·class="hover-link"> | 256 | ··<a·href="#using-the-functions-in-the-maps-module"·class="hover-link"> |
| 257 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 257 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 258 | ··</a> | 258 | ··</a> |
| 259 | ··<span·class="text">Using·the·Functions·in·the·maps·Module</span> | 259 | ··<span·class="text">Using·the·Functions·in·the·maps·Module</span> |
| 260 | </h2> | 260 | </h2> |
| 261 | <p>Here·follows·some·notes·about·most·of·the·functions·in·the·<code·class="inline">maps</code>·module.·For | 261 | <p>Here·follows·some·notes·about·most·of·the·functions·in·the·<code·class="inline">maps</code>·module.·For |
| Offset 306, 23 lines modified | Offset 306, 23 lines modified | ||
| 306 | ··<a·href="#maps-get-3"·class="hover-link"> | 306 | ··<a·href="#maps-get-3"·class="hover-link"> |
| 307 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 307 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 308 | ··</a> | 308 | ··</a> |
| 309 | ··<span·class="text">maps:get/3</span> | 309 | ··<span·class="text">maps:get/3</span> |
| 310 | </h3> | 310 | </h3> |
| 311 | <p>As·an·optimization,·the·compiler·will·rewrite·a·call·to·<a·href="../../lib/stdlib-6.2/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·to·Erlang | 311 | <p>As·an·optimization,·the·compiler·will·rewrite·a·call·to·<a·href="../../lib/stdlib-6.2/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·to·Erlang |
| 312 | code·similar·to·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Result</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Map</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 312 | code·similar·to·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Result</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Map</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 313 | ·············</span><span·class="p"·data-group-id=" | 313 | ·············</span><span·class="p"·data-group-id="8989393372-1">#{</span><span·class="n">Key</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Value</span><span·class="p"·data-group-id="8989393372-1">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Value</span><span·class="p">;</span><span·class="w"> |
| 314 | ·············</span><span·class="p"·data-group-id=" | 314 | ·············</span><span·class="p"·data-group-id="8989393372-2">#{</span><span·class="p"·data-group-id="8989393372-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Default</span><span·class="w"> |
| 315 | ·········</span><span·class="k">end</span></code></pre><p>This·is·reasonably·efficient,·but·if·a·small·map·is·used·as·an·alternative·to | 315 | ·········</span><span·class="k">end</span></code></pre><p>This·is·reasonably·efficient,·but·if·a·small·map·is·used·as·an·alternative·to |
| 316 | using·a·record·it·is·often·better·not·to·rely·on·default·values·as·it·prevents | 316 | using·a·record·it·is·often·better·not·to·rely·on·default·values·as·it·prevents |
| 317 | sharing·of·keys,·which·may·in·the·end·use·more·memory·than·what·you·save·from | 317 | sharing·of·keys,·which·may·in·the·end·use·more·memory·than·what·you·save·from |
| 318 | not·storing·default·values·in·the·map.</p><p>If·default·values·are·nevertheless·required,·instead·of·calling·<a·href="../../lib/stdlib-6.2/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a> | 318 | not·storing·default·values·in·the·map.</p><p>If·default·values·are·nevertheless·required,·instead·of·calling·<a·href="../../lib/stdlib-6.2/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a> |
| 319 | multiple·times,·consider·putting·the·default·values·in·a·map·and·merging·that | 319 | multiple·times,·consider·putting·the·default·values·in·a·map·and·merging·that |
| 320 | map·with·the·other·map:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">DefaultMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 320 | map·with·the·other·map:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">DefaultMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4509464153-1">#{</span><span·class="n">Key1</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Value2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key2</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·420,·SHA:·b401bcb37d38679923a4e8cb66e2d58a44bbd9624a486d8d379f7579b81159f7·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 321 | </span><span·class="n">MapWithDefaultsApplied</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">merge</span><span·class="p"·data-group-id=" | 321 | </span><span·class="n">MapWithDefaultsApplied</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">merge</span><span·class="p"·data-group-id="4509464153-2">(</span><span·class="n">DefaultMap</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OtherMap</span><span·class="p"·data-group-id="4509464153-2">)</span></code></pre><p>This·helps·share·keys·between·the·default·map·and·the·one·you·applied·defaults |
| 322 | to,·as·long·as·the·default·map·contains·<em>all</em>·the·keys·that·will·ever·be·used | 322 | to,·as·long·as·the·default·map·contains·<em>all</em>·the·keys·that·will·ever·be·used |
| 323 | and·not·just·the·ones·with·default·values.·Whether·this·is·faster·than·calling | 323 | and·not·just·the·ones·with·default·values.·Whether·this·is·faster·than·calling |
| 324 | <a·href="../../lib/stdlib-6.2/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·multiple·times·depends·on·the·size·of·the·map·and·the·number·of | 324 | <a·href="../../lib/stdlib-6.2/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·multiple·times·depends·on·the·size·of·the·map·and·the·number·of |
| 325 | default·values.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·OTP·26.0·<a·href="../../lib/stdlib-6.2/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·was·implemented·by·calling·the·function·instead | 325 | default·values.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·OTP·26.0·<a·href="../../lib/stdlib-6.2/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·was·implemented·by·calling·the·function·instead |
| 326 | of·rewriting·it·as·an·Erlang·expression.·It·is·now·slightly·faster·but·can·no | 326 | of·rewriting·it·as·an·Erlang·expression.·It·is·now·slightly·faster·but·can·no |
| 327 | longer·be·traced.</p></section><h3·id="maps-intersect-2-maps-intersect_with-3"·class="section-heading"> | 327 | longer·be·traced.</p></section><h3·id="maps-intersect-2-maps-intersect_with-3"·class="section-heading"> |
| 328 | ··<a·href="#maps-intersect-2-maps-intersect_with-3"·class="hover-link"> | 328 | ··<a·href="#maps-intersect-2-maps-intersect_with-3"·class="hover-link"> |
| Offset 519, 15 lines modified | Offset 519, 15 lines modified | ||
| 519 | ······<p·class="built-using"> | 519 | ······<p·class="built-using"> |
| 520 | ········Built·using | 520 | ········Built·using |
| 521 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 521 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 522 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 522 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 523 | ······</p> | 523 | ······</p> |
| 524 | <p>Copyright·©·1996-202 | 524 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 525 | ····</footer> | 525 | ····</footer> |
| 526 | ··</div> | 526 | ··</div> |
| 527 | </main> | 527 | </main> |
| 528 | </div> | 528 | </div> |
| 529 | <script> | 529 | <script> |
| 530 | ··function·mermaidLoaded()·{ | 530 | ··function·mermaidLoaded()·{ |
| 531 | ····mermaid.initialize({ | 531 | ····mermaid.initialize({ |
| Offset 218, 15 lines modified | Offset 218, 15 lines modified | ||
| 218 | ······<p·class="built-using"> | 218 | ······<p·class="built-using"> |
| 219 | ········Built·using | 219 | ········Built·using |
| 220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 222 | ······</p> | 222 | ······</p> |
| 223 | <p>Copyright·©·1996-202 | 223 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 224 | ····</footer> | 224 | ····</footer> |
| 225 | ··</div> | 225 | ··</div> |
| 226 | </main> | 226 | </main> |
| 227 | </div> | 227 | </div> |
| 228 | <script> | 228 | <script> |
| 229 | ··function·mermaidLoaded()·{ | 229 | ··function·mermaidLoaded()·{ |
| 230 | ····mermaid.initialize({ | 230 | ····mermaid.initialize({ |
| Offset 237, 15 lines modified | Offset 237, 15 lines modified | ||
| 237 | ······<p·class="built-using"> | 237 | ······<p·class="built-using"> |
| 238 | ········Built·using | 238 | ········Built·using |
| 239 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 239 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 240 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 240 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 241 | ······</p> | 241 | ······</p> |
| 242 | <p>Copyright·©·1996-202 | 242 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 243 | ····</footer> | 243 | ····</footer> |
| 244 | ··</div> | 244 | ··</div> |
| 245 | </main> | 245 | </main> |
| 246 | </div> | 246 | </div> |
| 247 | <script> | 247 | <script> |
| 248 | ··function·mermaidLoaded()·{ | 248 | ··function·mermaidLoaded()·{ |
| 249 | ····mermaid.initialize({ | 249 | ····mermaid.initialize({ |
| Offset 118, 20 lines modified | Offset 118, 20 lines modified | ||
| 118 | <h2·id="module-syntax"·class="section-heading"> | 118 | <h2·id="module-syntax"·class="section-heading"> |
| 119 | ··<a·href="#module-syntax"·class="hover-link"> | 119 | ··<a·href="#module-syntax"·class="hover-link"> |
| 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 121 | ··</a> | 121 | ··</a> |
| 122 | ··<span·class="text">Module·Syntax</span> | 122 | ··<span·class="text">Module·Syntax</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>Erlang·code·is·divided·into·<em>modules</em>.·A·module·consists·of·a·sequence·of | 124 | <p>Erlang·code·is·divided·into·<em>modules</em>.·A·module·consists·of·a·sequence·of |
| 125 | attributes·and·function·declarations,·each·terminated·by·a·period·(<code·class="inline">.</code>).</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 125 | attributes·and·function·declarations,·each·terminated·by·a·period·(<code·class="inline">.</code>).</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1296971969-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="1296971969-1">)</span><span·class="p">.</span><span·class="w">··········</span><span·class="c1">%·module·attribute</span><span·class="w"> |
| 126 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 126 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1296971969-2">(</span><span·class="p"·data-group-id="1296971969-3">[</span><span·class="ss">fact</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="1296971969-3">]</span><span·class="p"·data-group-id="1296971969-2">)</span><span·class="p">.</span><span·class="w">···</span><span·class="c1">%·module·attribute</span><span·class="w"> |
| 127 | </span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 127 | </span><span·class="nf">fact</span><span·class="p"·data-group-id="1296971969-4">(</span><span·class="n">N</span><span·class="p"·data-group-id="1296971969-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">N</span><span·class="o">></span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w">··</span><span·class="c1">%·beginning·of·function·declaration</span><span·class="w"> |
| 128 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 128 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id="1296971969-5">(</span><span·class="n">N</span><span·class="o">-</span><span·class="mi">1</span><span·class="p"·data-group-id="1296971969-5">)</span><span·class="p">;</span><span·class="w">···</span><span·class="c1">%··|</span><span·class="w"> |
| 129 | </span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 129 | </span><span·class="nf">fact</span><span·class="p"·data-group-id="1296971969-6">(</span><span·class="mi">0</span><span·class="p"·data-group-id="1296971969-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">···········</span><span·class="c1">%··|</span><span·class="w"> |
| 130 | ····</span><span·class="mi">1</span><span·class="p">.</span><span·class="w">···············</span><span·class="c1">%·end·of·function·declaration</span></code></pre><p>For·a·description·of·function·declarations,·see | 130 | ····</span><span·class="mi">1</span><span·class="p">.</span><span·class="w">···············</span><span·class="c1">%·end·of·function·declaration</span></code></pre><p>For·a·description·of·function·declarations,·see |
| 131 | <a·href="ref_man_functions.html">Function·Declaration·Syntax</a>.</p><h2·id="module-attributes"·class="section-heading"> | 131 | <a·href="ref_man_functions.html">Function·Declaration·Syntax</a>.</p><h2·id="module-attributes"·class="section-heading"> |
| 132 | ··<a·href="#module-attributes"·class="hover-link"> | 132 | ··<a·href="#module-attributes"·class="hover-link"> |
| 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 134 | ··</a> | 134 | ··</a> |
| 135 | ··<span·class="text">Module·Attributes</span> | 135 | ··<span·class="text">Module·Attributes</span> |
| 136 | </h2> | 136 | </h2> |
| Offset 176, 71 lines modified | Offset 176, 71 lines modified | ||
| 176 | meaning.</p></section></li></ul><h3·id="behaviour-module-attribute"·class="section-heading"> | 176 | meaning.</p></section></li></ul><h3·id="behaviour-module-attribute"·class="section-heading"> |
| 177 | ··<a·href="#behaviour-module-attribute"·class="hover-link"> | 177 | ··<a·href="#behaviour-module-attribute"·class="hover-link"> |
| 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 179 | ··</a> | 179 | ··</a> |
| 180 | ··<span·class="text">Behaviour·Module·Attribute</span> | 180 | ··<span·class="text">Behaviour·Module·Attribute</span> |
| 181 | </h3> | 181 | </h3> |
| 182 | <p>It·is·possible·to·specify·that·the·module·is·the·callback·module·for·a | 182 | <p>It·is·possible·to·specify·that·the·module·is·the·callback·module·for·a |
| 183 | <em>behaviour</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 183 | <em>behaviour</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="3710160356-1">(</span><span·class="n">Behaviour</span><span·class="p"·data-group-id="3710160356-1">)</span><span·class="p">.</span></code></pre><p>The·atom·<code·class="inline">Behaviour</code>·gives·the·name·of·the·behaviour,·which·can·be·a |
| 184 | user-defined·behaviour·or·one·of·the·following·OTP·standard·behaviours:</p><ul><li><code·class="inline">gen_server</code></li><li><code·class="inline">gen_statem</code></li><li><code·class="inline">gen_event</code></li><li><code·class="inline">supervisor</code></li></ul><p>The·spelling·<code·class="inline">behavior</code>·is·also·accepted.</p><p>The·callback·functions·of·the·module·can·be·specified·either·directly·by·the | 184 | user-defined·behaviour·or·one·of·the·following·OTP·standard·behaviours:</p><ul><li><code·class="inline">gen_server</code></li><li><code·class="inline">gen_statem</code></li><li><code·class="inline">gen_event</code></li><li><code·class="inline">supervisor</code></li></ul><p>The·spelling·<code·class="inline">behavior</code>·is·also·accepted.</p><p>The·callback·functions·of·the·module·can·be·specified·either·directly·by·the |
| 185 | exported·function·<code·class="inline">behaviour_info/1</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">behaviour_info</span><span·class="p"·data-group-id=" | 185 | exported·function·<code·class="inline">behaviour_info/1</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">behaviour_info</span><span·class="p"·data-group-id="0992624633-1">(</span><span·class="ss">callbacks</span><span·class="p"·data-group-id="0992624633-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Callbacks</span><span·class="p">.</span></code></pre><p>[·...·truncated·by·diffoscope;·len:·368,·SHA:·225fd57e799c0062edfbf519d5c6e2513a7b20fb4e65d6f8651bd49654a87549·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Result</span><span·class="p">.</span></code></pre><p>Here,·<code·class="inline">Arguments</code>·is·a·list·of·zero·or·more·arguments.·The·<code·class="inline">-callback</code>·attribute |
| 186 | is·to·be·preferred·since·the·extra·type·information·can·be·used·by·tools·to | 186 | is·to·be·preferred·since·the·extra·type·information·can·be·used·by·tools·to |
| 187 | produce·documentation·or·find·discrepancies.</p><p>Read·more·about·behaviours·and·callback·modules·in | 187 | produce·documentation·or·find·discrepancies.</p><p>Read·more·about·behaviours·and·callback·modules·in |
| 188 | <a·href="../../doc/system/spec_proc.html#behaviours">OTP·Design·Principles</a>.</p><h3·id="record-definitions"·class="section-heading"> | 188 | <a·href="../../doc/system/spec_proc.html#behaviours">OTP·Design·Principles</a>.</p><h3·id="record-definitions"·class="section-heading"> |
| 189 | ··<a·href="#record-definitions"·class="hover-link"> | 189 | ··<a·href="#record-definitions"·class="hover-link"> |
| 190 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 190 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 191 | ··</a> | 191 | ··</a> |
| 192 | ··<span·class="text">Record·Definitions</span> | 192 | ··<span·class="text">Record·Definitions</span> |
| 193 | </h3> | 193 | </h3> |
| 194 | <p>The·same·syntax·as·for·module·attributes·is·used·for·record·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 194 | <p>The·same·syntax·as·for·module·attributes·is·used·for·record·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8662920574-1">(</span><span·class="n">Record</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fields</span><span·class="p"·data-group-id="8662920574-1">)</span><span·class="p">.</span></code></pre><p>Record·definitions·are·allowed·anywhere·in·a·module,·also·among·the·function |
| 195 | declarations.·Read·more·in·<a·href="ref_man_records.html">Records</a>.</p><h3·id="preprocessor"·class="section-heading"> | 195 | declarations.·Read·more·in·<a·href="ref_man_records.html">Records</a>.</p><h3·id="preprocessor"·class="section-heading"> |
| 196 | ··<a·href="#preprocessor"·class="hover-link"> | 196 | ··<a·href="#preprocessor"·class="hover-link"> |
| 197 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 197 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 198 | ··</a> | 198 | ··</a> |
| 199 | ··<span·class="text">Preprocessor</span> | 199 | ··<span·class="text">Preprocessor</span> |
| 200 | </h3> | 200 | </h3> |
| 201 | <p>The·same·syntax·as·for·module·attributes·is·used·by·the·preprocessor,·which | 201 | <p>The·same·syntax·as·for·module·attributes·is·used·by·the·preprocessor,·which |
| 202 | supports·file·inclusion,·macros,·and·conditional·compilation:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 202 | supports·file·inclusion,·macros,·and·conditional·compilation:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="4175529574-1">(</span><span·class="s">"SomeFile.hrl"</span><span·class="p"·data-group-id="4175529574-1">)</span><span·class="p">.</span><span·class="w"> |
| 203 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 203 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="4175529574-2">(</span><span·class="n">Macro</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Replacement</span><span·class="p"·data-group-id="4175529574-2">)</span><span·class="p">.</span></code></pre><p>Read·more·in·<a·href="macros.html">Preprocessor</a>.</p><h3·id="setting-file-and-line"·class="section-heading"> |
| 204 | ··<a·href="#setting-file-and-line"·class="hover-link"> | 204 | ··<a·href="#setting-file-and-line"·class="hover-link"> |
| 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 206 | ··</a> | 206 | ··</a> |
| 207 | ··<span·class="text">Setting·File·and·Line</span> | 207 | ··<span·class="text">Setting·File·and·Line</span> |
| 208 | </h3> | 208 | </h3> |
| 209 | <p>The·same·syntax·as·for·module·attributes·is·used·for·changing·the·pre-defined | 209 | <p>The·same·syntax·as·for·module·attributes·is·used·for·changing·the·pre-defined |
| 210 | macros·<code·class="inline">?FILE</code>·and·<code·class="inline">?LINE</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">file</span><span·class="p"·data-group-id=" | 210 | macros·<code·class="inline">?FILE</code>·and·<code·class="inline">?LINE</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">file</span><span·class="p"·data-group-id="4273243092-1">(</span><span·class="n">File</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Line</span><span·class="p"·data-group-id="4273243092-1">)</span><span·class="p">.</span></code></pre><p>This·attribute·is·used·by·tools,·such·as·Yecc,·to·inform·the·compiler·that·the |
| 211 | source·program·is·generated·by·another·tool.·It·also·indicates·the | 211 | source·program·is·generated·by·another·tool.·It·also·indicates·the |
| 212 | correspondence·of·source·files·to·lines·of·the·original·user-written·file,·from | 212 | correspondence·of·source·files·to·lines·of·the·original·user-written·file,·from |
| 213 | which·the·source·program·is·produced.</p><h3·id="types-and-function-specifications"·class="section-heading"> | 213 | which·the·source·program·is·produced.</p><h3·id="types-and-function-specifications"·class="section-heading"> |
| 214 | ··<a·href="#types-and-function-specifications"·class="hover-link"> | 214 | ··<a·href="#types-and-function-specifications"·class="hover-link"> |
| 215 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 215 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 216 | ··</a> | 216 | ··</a> |
| 217 | ··<span·class="text">Types·and·function·specifications</span> | 217 | ··<span·class="text">Types·and·function·specifications</span> |
| 218 | </h3> | 218 | </h3> |
| 219 | <p>A·similar·syntax·as·for·module·attributes·is·used·for·specifying·types·and | 219 | <p>A·similar·syntax·as·for·module·attributes·is·used·for·specifying·types·and |
| 220 | function·specifications:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">my_type</span><span·class="p"·data-group-id="7162005109-1">(</span><span·class="p"·data-group-id="7162005109-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="7162005109-2">(</span><span·class="p"·data-group-id="7162005109-2">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="7162005109-3">(</span><span·class="p"·data-group-id="7162005109-3">)</span><span·class="p">.</span><span·class="w"> | ||
| 221 | 220 | function·specifications:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">my_type</span><span·class="p"·data-group-id="2554733973-1">(</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·512,·SHA:·12eaab9d2f9b90a169b14b6c150594e9dc7e14809abfb8a41bf8a311416ce907·...·] | |
| 221 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">my_function</span><span·class="p"·data-group-id="2554733973-4">(</span><span·class="nf">integer</span><span·class="p"·data-group-id="2554733973-5">(</span><span·class="p"·data-group-id="2554733973-5">)</span><span·class="p"·data-group-id="2554733973-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="2554733973-6">(</span><span·class="p"·data-group-id="2554733973-6">)</span><span·class="p">.</span></code></pre><p>Read·more·in·<a·href="typespec.html">Types·and·Function·specifications</a>.</p><p>The·description·is·based·on | ||
| 222 | <a·href="http://www.erlang.org/eeps/eep-0008.html">EEP8·-·Types·and·function·specifications</a>, | 222 | <a·href="http://www.erlang.org/eeps/eep-0008.html">EEP8·-·Types·and·function·specifications</a>, |
| 223 | which·is·not·to·be·further·updated.</p><h3·id="documentation-attributes"·class="section-heading"> | 223 | which·is·not·to·be·further·updated.</p><h3·id="documentation-attributes"·class="section-heading"> |
| 224 | ··<a·href="#documentation-attributes"·class="hover-link"> | 224 | ··<a·href="#documentation-attributes"·class="hover-link"> |
| 225 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 225 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 226 | ··</a> | 226 | ··</a> |
| 227 | ··<span·class="text">Documentation·attributes</span> | 227 | ··<span·class="text">Documentation·attributes</span> |
| 228 | </h3> | 228 | </h3> |
| 229 | <p>The·module·attribute·<code·class="inline">-doc(Documentation)</code>·is·used·to·provide·user·documentation | 229 | <p>The·module·attribute·<code·class="inline">-doc(Documentation)</code>·is·used·to·provide·user·documentation |
| 230 | for·a·function/type/callback:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id=" | 230 | for·a·function/type/callback:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id="2153233207-1">(</span><span·class="s">"Example·documentation"</span><span·class="p"·data-group-id="2153233207-1">)</span><span·class="p">.</span><span·class="w"> |
| 231 | </span><span·class="nf">example</span><span·class="p"·data-group-id=" | 231 | </span><span·class="nf">example</span><span·class="p"·data-group-id="2153233207-2">(</span><span·class="p"·data-group-id="2153233207-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>The·attribute·should·be·placed·just·before·the·entity·it·documents.The |
| 232 | parenthesis·are·optional·around·<code·class="inline">Documentation</code>.·The·allowed·values·for | 232 | parenthesis·are·optional·around·<code·class="inline">Documentation</code>.·The·allowed·values·for |
| 233 | <code·class="inline">Documentation</code>·are:</p><ul><li><p><strong><a·href="data_types.html#string">literal·string</a>·or | 233 | <code·class="inline">Documentation</code>·are:</p><ul><li><p><strong><a·href="data_types.html#string">literal·string</a>·or |
| 234 | <a·href="expressions.html#unicode-segments">utf-8·encoded·binary·string</a></strong>·-·The·string | 234 | <a·href="expressions.html#unicode-segments">utf-8·encoded·binary·string</a></strong>·-·The·string |
| 235 | documenting·the·entity.·Any·literal·string·is·allowed,·so·both | 235 | documenting·the·entity.·Any·literal·string·is·allowed,·so·both |
| 236 | <a·href="data_types.html#tqstring">triple·quoted·strings</a>·and | 236 | <a·href="data_types.html#tqstring">triple·quoted·strings</a>·and |
| 237 | <a·href="data_types.html#sigil">sigils</a>·that·translate·to·literal·strings·can·be·used. | 237 | <a·href="data_types.html#sigil">sigils</a>·that·translate·to·literal·strings·can·be·used. |
| 238 | The·following·examples·are·equivalent:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id=" | 238 | The·following·examples·are·equivalent:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id="9095011179-1">(</span><span·class="s">"Example·\"docs\""</span><span·class="p"·data-group-id="9095011179-1">)</span><span·class="p">.</span><span·class="w"> |
| 239 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id=" | 239 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id="9095011179-2">(</span><span·class="p"·data-group-id="9095011179-3"><<</span><span·class="s">"Example·\"docs\""</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="9095011179-3">>></span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·468a6b53dc070b2e115fb9e2423f3bea6560506d5c38860266194f4be41c07bd·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">~S/Example·"docs"/</span><span·class="p">.</span><span·class="w"> | 240 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">~S/Example·"docs"/</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">""</span><span·class="s">" | 241 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">""</span><span·class="s">" |
| 242 | ···Example·"</span><span·class="ss">docs</span><span·class="s">" | 242 | ···Example·"</span><span·class="ss">docs</span><span·class="s">" |
| 243 | ···"</span><span·class="s">""</span><span·class="w"> | 243 | ···"</span><span·class="s">""</span><span·class="w"> |
| 244 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">~B|Example·"docs"|</span><span·class="p">.</span></code></pre><p>For·clarity·it·is·recommended·to·use·either·normal·<code·class="inline">"strings"</code>·or·triple | 244 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">~B|Example·"docs"|</span><span·class="p">.</span></code></pre><p>For·clarity·it·is·recommended·to·use·either·normal·<code·class="inline">"strings"</code>·or·triple |
| 245 | quoted·strings·for·documentation·attributes.</p></li><li><p><strong><code·class="inline">{file,</code>·<a·href="../../lib/kernel-10.2.2/doc/html/file.html#t:name/0"><code·class="inline">file:name/0</code></a>·<code·class="inline">}</code></strong>·-·Read·the·contents·of·filename·and·use | 245 | quoted·strings·for·documentation·attributes.</p></li><li><p><strong><code·class="inline">{file,</code>·<a·href="../../lib/kernel-10.2.2/doc/html/file.html#t:name/0"><code·class="inline">file:name/0</code></a>·<code·class="inline">}</code></strong>·-·Read·the·contents·of·filename·and·use |
| 246 | that·as·the·documentation·string.</p></li><li><p><strong><code·class="inline">false</code></strong>·-·Set·the·current·entity·as·hidden,·that·is,·it·should·not·be | 246 | that·as·the·documentation·string.</p></li><li><p><strong><code·class="inline">false</code></strong>·-·Set·the·current·entity·as·hidden,·that·is,·it·should·not·be |
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| 253 | ··<a·href="#the-feature-directive"·class="hover-link"> | 253 | ··<a·href="#the-feature-directive"·class="hover-link"> |
| 254 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 254 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 255 | ··</a> | 255 | ··</a> |
| 256 | ··<span·class="text">The·feature·directive</span> | 256 | ··<span·class="text">The·feature·directive</span> |
| 257 | </h2> | 257 | </h2> |
| 258 | <p>While·not·a·module·attribute,·but·rather·a·directive·(since·it·might·affect | 258 | <p>While·not·a·module·attribute,·but·rather·a·directive·(since·it·might·affect |
| 259 | syntax),·there·is·the·<code·class="inline">-feature(..)</code>·directive·used·for·enabling·and·disabling | 259 | syntax),·there·is·the·<code·class="inline">-feature(..)</code>·directive·used·for·enabling·and·disabling |
| 260 | <a·href="../../doc/system/features.html#features">features</a>.</p><p>The·syntax·is·similar·to·that·of·an·attribute,·but·has·two·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">feature</span><span·class="p"·data-group-id=" | 260 | <a·href="../../doc/system/features.html#features">features</a>.</p><p>The·syntax·is·similar·to·that·of·an·attribute,·but·has·two·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">feature</span><span·class="p"·data-group-id="7008331993-1">(</span><span·class="n">FeatureName</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">enable</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">disable</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·a7d354502ecb50bb7a92d71151413bb90fa7a7bb2bd0c5a36e7090233767a05f·...·]-1">)</span><span·class="p">.</span></code></pre><p>Note·that·the·<a·href="macros.html#feature-directive">feature·directive</a>·can·only·appear |
| 261 | in·a·prefix·of·the·module.</p><h2·id="comments"·class="section-heading"> | 261 | in·a·prefix·of·the·module.</p><h2·id="comments"·class="section-heading"> |
| 262 | ··<a·href="#comments"·class="hover-link"> | 262 | ··<a·href="#comments"·class="hover-link"> |
| 263 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 263 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 264 | ··</a> | 264 | ··</a> |
| 265 | ··<span·class="text">Comments</span> | 265 | ··<span·class="text">Comments</span> |
| 266 | </h2> | 266 | </h2> |
| 267 | <p>Comments·can·be·placed·anywhere·in·a·module·except·within·strings·and | 267 | <p>Comments·can·be·placed·anywhere·in·a·module·except·within·strings·and |
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| 347 | ······<p·class="built-using"> | 347 | ······<p·class="built-using"> |
| 348 | ········Built·using | 348 | ········Built·using |
| 349 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 349 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 350 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 350 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 351 | ······</p> | 351 | ······</p> |
| 352 | <p>Copyright·©·1996-202 | 352 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 353 | ····</footer> | 353 | ····</footer> |
| 354 | ··</div> | 354 | ··</div> |
| 355 | </main> | 355 | </main> |
| 356 | </div> | 356 | </div> |
| 357 | <script> | 357 | <script> |
| 358 | ··function·mermaidLoaded()·{ | 358 | ··function·mermaidLoaded()·{ |
| 359 | ····mermaid.initialize({ | 359 | ····mermaid.initialize({ |
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| 133 | ··<span·class="text">Erlang·Program</span> | 133 | ··<span·class="text">Erlang·Program</span> |
| 134 | </h2> | 134 | </h2> |
| 135 | <p>Even·if·all·functions·of·a·module·are·NIFs,·an·Erlang·module·is·still·needed·for | 135 | <p>Even·if·all·functions·of·a·module·are·NIFs,·an·Erlang·module·is·still·needed·for |
| 136 | two·reasons:</p><ul><li>The·NIF·library·must·be·explicitly·loaded·by·Erlang·code·in·the·same·module.</li><li>All·NIFs·of·a·module·must·have·an·Erlang·implementation·as·well.</li></ul><p>Normally·these·are·minimal·stub·implementations·that·throw·an·exception.·But | 136 | two·reasons:</p><ul><li>The·NIF·library·must·be·explicitly·loaded·by·Erlang·code·in·the·same·module.</li><li>All·NIFs·of·a·module·must·have·an·Erlang·implementation·as·well.</li></ul><p>Normally·these·are·minimal·stub·implementations·that·throw·an·exception.·But |
| 137 | they·can·also·be·used·as·fallback·implementations·for·functions·that·do·not·have | 137 | they·can·also·be·used·as·fallback·implementations·for·functions·that·do·not·have |
| 138 | native·implementations·on·some·architectures.</p><p>NIF·libraries·are·loaded·by·calling·<a·href="../../erts-15.2.2/doc/html/erlang.html#load_nif/2"><code·class="inline">erlang:load_nif/2</code></a>,·with·the·name·of·the | 138 | native·implementations·on·some·architectures.</p><p>NIF·libraries·are·loaded·by·calling·<a·href="../../erts-15.2.2/doc/html/erlang.html#load_nif/2"><code·class="inline">erlang:load_nif/2</code></a>,·with·the·name·of·the |
| 139 | shared·library·as·argument.·The·second·argument·can·be·any·term·that·will·be | 139 | shared·library·as·argument.·The·second·argument·can·be·any·term·that·will·be |
| 140 | passed·on·to·the·library·and·used·for·initialization:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 140 | passed·on·to·the·library·and·used·for·initialization:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2763482780-1">(</span><span·class="ss">complex6</span><span·class="p"·data-group-id="2763482780-1">)</span><span·class="p">.</span><span·class="w"> |
| 141 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 141 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2763482780-2">(</span><span·class="p"·data-group-id="2763482780-3">[</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·8fcadb357cb93173987d3df153c2ef22f1696bd9f998f93f682ec7bbc88d52a7·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 142 | </span><span·class="p">-</span><span·class="na">nifs</span><span·class="p"·data-group-id=" | 142 | </span><span·class="p">-</span><span·class="na">nifs</span><span·class="p"·data-group-id="2763482780-4">(</span><span·class="p"·data-group-id="2763482780-5">[</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·2a92bcc5578da9c6b10f4b37abb69a374e4e41922e3b9e3231482a57822deda0·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id=" | 143 | </span><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id="2763482780-6">(</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="2763482780-6">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 144 | </span><span·class="nf">init</span><span·class="p"·data-group-id="2763482780-7">(</span><span·class="p"·data-group-id="2763482780-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 145 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id=" | 145 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id="2763482780-8">(</span><span·class="s">"./complex6_nif"</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="2763482780-8">)</span><span·class="p">.</span><span·class="w"> |
| 146 | </span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 146 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="2763482780-9">(</span><span·class="p">_</span><span·class="n">X</span><span·class="p"·data-group-id="2763482780-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 147 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">nif_error</span><span·class="p"·data-group-id=" | 147 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">nif_error</span><span·class="p"·data-group-id="2763482780-10">(</span><span·class="ss">nif_library_not_loaded</span><span·class="p"·data-group-id="2763482780-10">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 148 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="2763482780-11">(</span><span·class="p">_</span><span·class="n">Y</span><span·class="p"·data-group-id="2763482780-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 149 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">nif_error</span><span·class="p"·data-group-id=" | 149 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">nif_error</span><span·class="p"·data-group-id="2763482780-12">(</span><span·class="ss">nif_library_not_loaded</span><span·class="p"·data-group-id="2763482780-12">)</span><span·class="p">.</span></code></pre><p>Here,·the·directive·<code·class="inline">on_load</code>·is·used·to·get·function·<code·class="inline">init</code>·to·be·automatically |
| 150 | called·when·the·module·is·loaded.·If·<code·class="inline">init</code>·returns·anything·other·than·<code·class="inline">ok</code>, | 150 | called·when·the·module·is·loaded.·If·<code·class="inline">init</code>·returns·anything·other·than·<code·class="inline">ok</code>, |
| 151 | such·when·the·loading·of·the·NIF·library·fails·in·this·example,·the·module·is | 151 | such·when·the·loading·of·the·NIF·library·fails·in·this·example,·the·module·is |
| 152 | unloaded·and·calls·to·functions·within·it,·fail.</p><p>Loading·the·NIF·library·overrides·the·stub·implementations·and·cause·calls·to | 152 | unloaded·and·calls·to·functions·within·it,·fail.</p><p>Loading·the·NIF·library·overrides·the·stub·implementations·and·cause·calls·to |
| 153 | <code·class="inline">foo</code>·and·<code·class="inline">bar</code>·to·be·dispatched·to·the·NIF·implementations·instead.</p><h2·id="nif-library-code"·class="section-heading"> | 153 | <code·class="inline">foo</code>·and·<code·class="inline">bar</code>·to·be·dispatched·to·the·NIF·implementations·instead.</p><h2·id="nif-library-code"·class="section-heading"> |
| 154 | ··<a·href="#nif-library-code"·class="hover-link"> | 154 | ··<a·href="#nif-library-code"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
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| 209 | ··<a·href="#running-the-example"·class="hover-link"> | 209 | ··<a·href="#running-the-example"·class="hover-link"> |
| 210 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 210 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 211 | ··</a> | 211 | ··</a> |
| 212 | ··<span·class="text">Running·the·Example</span> | 212 | ··<span·class="text">Running·the·Example</span> |
| 213 | </h2> | 213 | </h2> |
| 214 | <p><em>Step·1.</em>·Compile·the·C·code:</p><pre><code·class="text">unix>·gcc·-o·complex6_nif.so·-fpic·-shared·complex.c·complex6_nif.c | 214 | <p><em>Step·1.</em>·Compile·the·C·code:</p><pre><code·class="text">unix>·gcc·-o·complex6_nif.so·-fpic·-shared·complex.c·complex6_nif.c |
| 215 | windows>·cl·-LD·-MD·-Fe·complex6_nif.dll·complex.c·complex6_nif.c</code></pre><p><em>Step·2:</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="ss">erl</span><span·class="w"> | 215 | windows>·cl·-LD·-MD·-Fe·complex6_nif.dll·complex.c·complex6_nif.c</code></pre><p><em>Step·2:</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="ss">erl</span><span·class="w"> |
| 216 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R13B04</span><span·class="w">·</span><span·class="p"·data-group-id=" | 216 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R13B04</span><span·class="w">·</span><span·class="p"·data-group-id="8222943286-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.7</span><span·class="p">.</span><span·class="mi">5</span><span·class="p"·data-group-id="8222943286-1">)</span><span·class="w">·</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·1130,·SHA:·005b4f1747516d03c4635de4530d3fc0e1f72efb128d07efceec92e37f537cc3·...·]-6">]</span><span·class="w"> |
| 217 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">7.5</span><span·class="w">··</span><span·class="p"·data-group-id=" | 217 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">7.5</span><span·class="w">··</span><span·class="p"·data-group-id="8222943286-7">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="8222943286-7">)</span><span·class="gp·unselectable"> |
| 218 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 218 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id="8222943286-8">(</span><span·class="ss">complex6</span><span·class="p"·data-group-id="8222943286-8">)</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="p"·data-group-id=" | 219 | </span><span·class="p"·data-group-id="8222943286-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">complex6</span><span·class="p"·data-group-id="8222943286-9">}</span></code></pre><p><em>Step·3:</em>·Run·the·example:</p><pre><code·class="makeup·erlang"·translate="no[·...·truncated·by·diffoscope;·len:·247,·SHA:·c48f030be727a684d2c27021ad5c97439ab4de9a834f2a0e4680e8519b7bee91·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 220 | </span><span·class="mi">4</span><span·class="gp·unselectable"> | 220 | </span><span·class="mi">4</span><span·class="gp·unselectable"> |
| 221 | 4>·</span><span·class="nc">complex6</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 221 | 4>·</span><span·class="nc">complex6</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id="6036621049-2">(</span><span·class="mi">5</span><span·class="p"·data-group-id="6036621049-2">)</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="mi">10</span><span·class="gp·unselectable"> | 222 | </span><span·class="mi">10</span><span·class="gp·unselectable"> |
| 223 | 5>·</span><span·class="nc">complex6</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 223 | 5>·</span><span·class="nc">complex6</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id="6036621049-3">(</span><span·class="s">"not·an·integer"</span><span·class="p"·data-group-id="6036621049-3">)</span><span·class="p">.</span><span·class="w"> |
| 224 | </span><span·class="gt">**·exception·error:·bad·argument | 224 | </span><span·class="gt">**·exception·error:·bad·argument |
| 225 | ·····in·function··complex6:foo/1 | 225 | ·····in·function··complex6:foo/1 |
| 226 | ········called·as·comlpex6:foo("not·an·integer")</span></code></pre> | 226 | ········called·as·comlpex6:foo("not·an·integer")</span></code></pre> |
| 227 | </div> | 227 | </div> |
| 228 | <div·class="bottom-actions"·id="bottom-actions"> | 228 | <div·class="bottom-actions"·id="bottom-actions"> |
| 229 | ··<div·class="bottom-actions-item"> | 229 | ··<div·class="bottom-actions-item"> |
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| 271 | ······<p·class="built-using"> | 271 | ······<p·class="built-using"> |
| 272 | ········Built·using | 272 | ········Built·using |
| 273 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 273 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 274 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 274 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 275 | ······</p> | 275 | ······</p> |
| 276 | <p>Copyright·©·1996-202 | 276 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 277 | ····</footer> | 277 | ····</footer> |
| 278 | ··</div> | 278 | ··</div> |
| 279 | </main> | 279 | </main> |
| 280 | </div> | 280 | </div> |
| 281 | <script> | 281 | <script> |
| 282 | ··function·mermaidLoaded()·{ | 282 | ··function·mermaidLoaded()·{ |
| 283 | ····mermaid.initialize({ | 283 | ····mermaid.initialize({ |
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| 122 | ··<span·class="text">Opaque·Type·Aliases</span> | 122 | ··<span·class="text">Opaque·Type·Aliases</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>The·main·use·case·for·opacity·in·Erlang·is·to·hide·the·implementation·of·a·data | 124 | <p>The·main·use·case·for·opacity·in·Erlang·is·to·hide·the·implementation·of·a·data |
| 125 | type,·enabling·evolving·the·API·while·minimizing·the·risk·of·breaking·consumers. | 125 | type,·enabling·evolving·the·API·while·minimizing·the·risk·of·breaking·consumers. |
| 126 | The·runtime·does·not·check·opacity.·Dialyzer·provides·some·opacity-checking,·but | 126 | The·runtime·does·not·check·opacity.·Dialyzer·provides·some·opacity-checking,·but |
| 127 | the·rest·is·up·to·convention.</p><p>This·document·explains·what·Erlang·opacity·is·(and·the·trade-offs·involved)·via | 127 | the·rest·is·up·to·convention.</p><p>This·document·explains·what·Erlang·opacity·is·(and·the·trade-offs·involved)·via |
| 128 | the·example·of·the·<a·href="../../lib/stdlib-6.2/doc/html/sets.html#t:set/0"><code·class="inline">sets:set()</code></a>·data·type.·This·type·<em>was</em> | 128 | the·example·of·the·<a·href="../../lib/stdlib-6.2/doc/html/sets.html#t:set/0"><code·class="inline">sets:set()</code></a>·data·type.·This·type·<em>was</em> |
| 129 | defined·in·the·<code·class="inline">sets</code>·module·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">set</span><span·class="p"·data-group-id="8425258941-1">(</span><span·class="n">Element</span><span·class="p"·data-group-id="8425258941-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">set</span><span·class="p"·data-group-id="8425258941-2">{</span><span·class="ss">segs</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">segs</span><span·class="p"·data-group-id="8425258941-3">(</span><span·class="n">Element</span><span·class="p"·data-group-id="8425258941-3">)</span><span·class="p"·data-group-id="8425258941-2">}</span><span·class="p">.</span></code></pre><p>OTP·24·changed·the·definition·to·the·following·in | ||
| 130 | 129 | defined·in·the·<code·class="inline">sets</code>·module·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">set</span><span·class="p"·data-group-id="197[·...·truncated·by·diffoscope;·len:·732,·SHA:·b664731cff8d465841d8acc362ec642fcea116f1eb978cbd2c3e87ad9a5e5729·...·] | |
| 130 | <a·href="https://github.com/erlang/otp/commit/e66941e8d7c47b973dff94c0308ea85a6be1958e">this·commit</a>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">set</span><span·class="p"·data-group-id="0756843636-1">(</span><span·class="n">Element</span><span·class="p"·data-group-id="0756843636-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">set</span><span·class="p"·data-group-id="0756843636-2">{</span><span·class="ss">segs</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">segs</span><span·class="p"·data-group-id="0756843636-3">(</span><span·class="n">Element</span><span·class="p"·data-group-id="0756843636-3">)</span><span·class="p"·data-group-id="0756843636-2">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="0756843636-4">#{</span><span·class="n">Element</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="o">?</span><span·class="n">VALUE</span><span·class="p"·data-group-id="0756843636-4">}</span><span·class="p">.</span></code></pre><p>And·this·change·was·safer·and·more·backwards-compatible·than·if·the·type·had | ||
| 131 | been·defined·with·<code·class="inline">-type</code>·instead·of·<code·class="inline">-opaque</code>.·Here·is·why:·when·a·module | 131 | been·defined·with·<code·class="inline">-type</code>·instead·of·<code·class="inline">-opaque</code>.·Here·is·why:·when·a·module |
| 132 | defines·an·<code·class="inline">-opaque</code>,·the·contract·is·that·only·the·defining·module·should·rely | 132 | defines·an·<code·class="inline">-opaque</code>,·the·contract·is·that·only·the·defining·module·should·rely |
| 133 | on·the·definition·of·the·type:·no·other·modules·should·rely·on·the·definition.</p><p>This·means·that·code·that·pattern-matched·on·<code·class="inline">set</code>·as·a·record/tuple·technically | 133 | on·the·definition·of·the·type:·no·other·modules·should·rely·on·the·definition.</p><p>This·means·that·code·that·pattern-matched·on·<code·class="inline">set</code>·as·a·record/tuple·technically |
| 134 | broke·the·contract,·and·opted·in·to·being·potentially·broken·when·the·definition | 134 | broke·the·contract,·and·opted·in·to·being·potentially·broken·when·the·definition |
| 135 | of·<code·class="inline">set()</code>·changed.·Before·OTP·24,·this·code·printed·<code·class="inline">ok</code>.·In·OTP·24·it·may | 135 | of·<code·class="inline">set()</code>·changed.·Before·OTP·24,·this·code·printed·<code·class="inline">ok</code>.·In·OTP·24·it·may |
| 136 | error:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="0 | 136 | error:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="6001615130-1">(</span><span·class="p"·data-group-id="6001615130-1">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 137 | ····</span><span·class="n">Set</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id="0 | 137 | ····</span><span·class="n">Set</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id="6001615130-2">(</span><span·class="n">Set</span><span·class="p"·data-group-id="6001615130-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 138 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0 | 138 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="6001615130-3">(</span><span·class="s">"ok"</span><span·class="p"·data-group-id="6001615130-3">)</span><span·class="w"> |
| 139 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p><strong>When·working·with·an·opaque·defined·in·another·module,·here·are·some | 139 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p><strong>When·working·with·an·opaque·defined·in·another·module,·here·are·some |
| 140 | recommendations:</strong></p><ul><li>Don't·examine·the·underlying·type·using·pattern-matching,·guards,·or·functions | 140 | recommendations:</strong></p><ul><li>Don't·examine·the·underlying·type·using·pattern-matching,·guards,·or·functions |
| 141 | that·reveal·the·type,·such·as·<a·href="../../erts-15.2.2/doc/html/erlang.html#tuple_size/1"><code·class="inline">tuple_size/1</code></a>·.</li><li>Instead,·use·functions·provided·by·the·module·for·working·with·the·type.·For | 141 | that·reveal·the·type,·such·as·<a·href="../../erts-15.2.2/doc/html/erlang.html#tuple_size/1"><code·class="inline">tuple_size/1</code></a>·.</li><li>Instead,·use·functions·provided·by·the·module·for·working·with·the·type.·For |
| 142 | example,·<code·class="inline">sets</code>·module·provides·<a·href="../../lib/stdlib-6.2/doc/html/sets.html#new/0"><code·class="inline">sets:new/0</code></a>,·<a·href="../../lib/stdlib-6.2/doc/html/sets.html#add_element/2"><code·class="inline">sets:add_element/2</code></a>, | 142 | example,·<code·class="inline">sets</code>·module·provides·<a·href="../../lib/stdlib-6.2/doc/html/sets.html#new/0"><code·class="inline">sets:new/0</code></a>,·<a·href="../../lib/stdlib-6.2/doc/html/sets.html#add_element/2"><code·class="inline">sets:add_element/2</code></a>, |
| 143 | <a·href="../../lib/stdlib-6.2/doc/html/sets.html#is_element/2"><code·class="inline">sets:is_element/2</code></a>,·and·so·on.</li><li><p><a·href="../../lib/stdlib-6.2/doc/html/sets.html#t:set/1"><code·class="inline">sets:set(a)</code></a>·is·a·subtype·of·<code·class="inline">sets:set(a·|·b)</code>·and·not·the | 143 | <a·href="../../lib/stdlib-6.2/doc/html/sets.html#is_element/2"><code·class="inline">sets:is_element/2</code></a>,·and·so·on.</li><li><p><a·href="../../lib/stdlib-6.2/doc/html/sets.html#t:set/1"><code·class="inline">sets:set(a)</code></a>·is·a·subtype·of·<code·class="inline">sets:set(a·|·b)</code>·and·not·the |
| 144 | other·way·around.·Generally,·you·can·rely·on·the·property·that·<code·class="inline">the_opaque(T)</code> | 144 | other·way·around.·Generally,·you·can·rely·on·the·property·that·<code·class="inline">the_opaque(T)</code> |
| 145 | is·a·subtype·of·<code·class="inline">the_opaque(U)</code>·when·T·is·a·subtype·of·U.</p></li></ul><p><strong>When·defining·your·own·opaques,·here·are·some·recommendations:</strong></p><ul><li>Since·consumers·are·expected·to·not·rely·on·the·definition·of·the·opaque·type, | 145 | is·a·subtype·of·<code·class="inline">the_opaque(U)</code>·when·T·is·a·subtype·of·U.</p></li></ul><p><strong>When·defining·your·own·opaques,·here·are·some·recommendations:</strong></p><ul><li>Since·consumers·are·expected·to·not·rely·on·the·definition·of·the·opaque·type, |
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| 205 | ······<p·class="built-using"> | 205 | ······<p·class="built-using"> |
| 206 | ········Built·using | 206 | ········Built·using |
| 207 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 207 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 208 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 208 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 209 | ······</p> | 209 | ······</p> |
| 210 | <p>Copyright·©·1996-202 | 210 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 211 | ····</footer> | 211 | ····</footer> |
| 212 | ··</div> | 212 | ··</div> |
| 213 | </main> | 213 | </main> |
| 214 | </div> | 214 | </div> |
| 215 | <script> | 215 | <script> |
| 216 | ··function·mermaidLoaded()·{ | 216 | ··function·mermaidLoaded()·{ |
| 217 | ····mermaid.initialize({ | 217 | ····mermaid.initialize({ |
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| 201 | ··</a> | 201 | ··</a> |
| 202 | ··<span·class="text">Sanity·check</span> | 202 | ··<span·class="text">Sanity·check</span> |
| 203 | </h2> | 203 | </h2> |
| 204 | <p>The·application·dependencies·can·be·checked·using·the·Erlang·shell. | 204 | <p>The·application·dependencies·can·be·checked·using·the·Erlang·shell. |
| 205 | Application·dependencies·are·verified·among·installed·applications·by | 205 | Application·dependencies·are·verified·among·installed·applications·by |
| 206 | <code·class="inline">otp_patch_apply</code>,·but·these·are·not·necessarily·those·actually·loaded. | 206 | <code·class="inline">otp_patch_apply</code>,·but·these·are·not·necessarily·those·actually·loaded. |
| 207 | By·calling·<code·class="inline">system_information:sanity_check()</code>·one·can·validate | 207 | By·calling·<code·class="inline">system_information:sanity_check()</code>·one·can·validate |
| 208 | dependencies·among·applications·actually·loaded.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">system_information</span><span·class="p">:</span><span·class="nf">sanity_check</span><span·class="p"·data-group-id=" | 208 | dependencies·among·applications·actually·loaded.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">system_information</span><span·class="p">:</span><span·class="nf">sanity_check</span><span·class="p"·data-group-id="7156642113-1">(</span><span·class="p"·data-group-id="7156642113-1">)</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="ss">ok</span></code></pre><p>Please·take·a·look·at·the·reference·of·<a·href="../../lib/runtime_tools-2.1.1/doc/html/system_information.html#sanity_check/0"·title="">sanity_check()</a>·for·more | 209 | </span><span·class="ss">ok</span></code></pre><p>Please·take·a·look·at·the·reference·of·<a·href="../../lib/runtime_tools-2.1.1/doc/html/system_information.html#sanity_check/0"·title="">sanity_check()</a>·for·more |
| 210 | information.</p> | 210 | information.</p> |
| 211 | </div> | 211 | </div> |
| 212 | <div·class="bottom-actions"·id="bottom-actions"> | 212 | <div·class="bottom-actions"·id="bottom-actions"> |
| 213 | ··<div·class="bottom-actions-item"> | 213 | ··<div·class="bottom-actions-item"> |
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| 254 | ······<p·class="built-using"> | 254 | ······<p·class="built-using"> |
| 255 | ········Built·using | 255 | ········Built·using |
| 256 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 256 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 257 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 257 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 258 | ······</p> | 258 | ······</p> |
| 259 | <p>Copyright·©·1996-202 | 259 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 260 | ····</footer> | 260 | ····</footer> |
| 261 | ··</div> | 261 | ··</div> |
| 262 | </main> | 262 | </main> |
| 263 | </div> | 263 | </div> |
| 264 | <script> | 264 | <script> |
| 265 | ··function·mermaidLoaded()·{ | 265 | ··function·mermaidLoaded()·{ |
| 266 | ····mermaid.initialize({ | 266 | ····mermaid.initialize({ |
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| 307 | ······<p·class="built-using"> | 307 | ······<p·class="built-using"> |
| 308 | ········Built·using | 308 | ········Built·using |
| 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 311 | ······</p> | 311 | ······</p> |
| 312 | <p>Copyright·©·1996-202 | 312 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 313 | ····</footer> | 313 | ····</footer> |
| 314 | ··</div> | 314 | ··</div> |
| 315 | </main> | 315 | </main> |
| 316 | </div> | 316 | </div> |
| 317 | <script> | 317 | <script> |
| 318 | ··function·mermaidLoaded()·{ | 318 | ··function·mermaidLoaded()·{ |
| 319 | ····mermaid.initialize({ | 319 | ····mermaid.initialize({ |
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| 128 | succeeds,·any·unbound·variables·in·the·pattern·become·bound.·If·the·matching | 128 | succeeds,·any·unbound·variables·in·the·pattern·become·bound.·If·the·matching |
| 129 | fails,·an·exception·is·raised.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">X</span><span·class="p">.</span><span·class="w"> | 129 | fails,·an·exception·is·raised.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">X</span><span·class="p">.</span><span·class="w"> |
| 130 | </span><span·class="gt">**·1:1:·variable·'X'·is·unbound·**</span><span·class="gp·unselectable"> | 130 | </span><span·class="gt">**·1:1:·variable·'X'·is·unbound·**</span><span·class="gp·unselectable"> |
| 131 | 2>·</span><span·class="n">X</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">.</span><span·class="w"> | 131 | 2>·</span><span·class="n">X</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">.</span><span·class="w"> |
| 132 | </span><span·class="mi">2</span><span·class="gp·unselectable"> | 132 | </span><span·class="mi">2</span><span·class="gp·unselectable"> |
| 133 | 3>·</span><span·class="n">X</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 133 | 3>·</span><span·class="n">X</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="mi">3</span><span·class="gp·unselectable"> | 134 | </span><span·class="mi">3</span><span·class="gp·unselectable"> |
| 135 | 4>·</span><span·class="p"·data-group-id=" | 135 | 4>·</span><span·class="p"·data-group-id="3464938166-1">{</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="3464938166-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·179,·SHA:·839737362309cf87dfa492d2ce056cde3d58795a1eb181f4653056218d8a324e·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="gt">**·exception·error:·no·match·of·right·hand·side·value·{1,2}</span><span·class="gp·unselectable"> | 136 | </span><span·class="gt">**·exception·error:·no·match·of·right·hand·side·value·{1,2}</span><span·class="gp·unselectable"> |
| 137 | 5>·</span><span·class="p"·data-group-id=" | 137 | 5>·</span><span·class="p"·data-group-id="3464938166-3">{</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="3464938166-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·179,·SHA:·ea385d3188082cf2e5ef4707586d44f5f7289a2f2c35dc3efe0aa17d12bf5570·...·]-4">}</span><span·class="p">.</span><span·class="w"> |
| 138 | </span><span·class="p"·data-group-id=" | 138 | </span><span·class="p"·data-group-id="3464938166-5">{</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="3464938166-5">}</span><span·class="gp·unselectable"> |
| 139 | 6>·</span><span·class="n">Y</span><span·class="p">.</span><span·class="w"> | 139 | 6>·</span><span·class="n">Y</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="mi">3</span></code></pre> | 140 | </span><span·class="mi">3</span></code></pre> |
| 141 | </div> | 141 | </div> |
| 142 | <div·class="bottom-actions"·id="bottom-actions"> | 142 | <div·class="bottom-actions"·id="bottom-actions"> |
| 143 | ··<div·class="bottom-actions-item"> | 143 | ··<div·class="bottom-actions-item"> |
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| 184 | ······<p·class="built-using"> | 184 | ······<p·class="built-using"> |
| 185 | ········Built·using | 185 | ········Built·using |
| 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 188 | ······</p> | 188 | ······</p> |
| 189 | <p>Copyright·©·1996-202 | 189 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 190 | ····</footer> | 190 | ····</footer> |
| 191 | ··</div> | 191 | ··</div> |
| 192 | </main> | 192 | </main> |
| 193 | </div> | 193 | </div> |
| 194 | <script> | 194 | <script> |
| 195 | ··function·mermaidLoaded()·{ | 195 | ··function·mermaidLoaded()·{ |
| 196 | ····mermaid.initialize({ | 196 | ····mermaid.initialize({ |
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| 225 | ······<p·class="built-using"> | 225 | ······<p·class="built-using"> |
| 226 | ········Built·using | 226 | ········Built·using |
| 227 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 227 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 228 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 228 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 229 | ······</p> | 229 | ······</p> |
| 230 | <p>Copyright·©·1996-202 | 230 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 231 | ····</footer> | 231 | ····</footer> |
| 232 | ··</div> | 232 | ··</div> |
| 233 | </main> | 233 | </main> |
| 234 | </div> | 234 | </div> |
| 235 | <script> | 235 | <script> |
| 236 | ··function·mermaidLoaded()·{ | 236 | ··function·mermaidLoaded()·{ |
| 237 | ····mermaid.initialize({ | 237 | ····mermaid.initialize({ |
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| 311 | ······<p·class="built-using"> | 311 | ······<p·class="built-using"> |
| 312 | ········Built·using | 312 | ········Built·using |
| 313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 315 | ······</p> | 315 | ······</p> |
| 316 | <p>Copyright·©·1996-202 | 316 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 317 | ····</footer> | 317 | ····</footer> |
| 318 | ··</div> | 318 | ··</div> |
| 319 | </main> | 319 | </main> |
| 320 | </div> | 320 | </div> |
| 321 | <script> | 321 | <script> |
| 322 | ··function·mermaidLoaded()·{ | 322 | ··function·mermaidLoaded()·{ |
| 323 | ····mermaid.initialize({ | 323 | ····mermaid.initialize({ |
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| 122 | ··<span·class="text">Records·and·Tuples</span> | 122 | ··<span·class="text">Records·and·Tuples</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>The·main·advantage·of·using·records·rather·than·tuples·is·that·fields·in·a | 124 | <p>The·main·advantage·of·using·records·rather·than·tuples·is·that·fields·in·a |
| 125 | record·are·accessed·by·name,·whereas·fields·in·a·tuple·are·accessed·by·position. | 125 | record·are·accessed·by·name,·whereas·fields·in·a·tuple·are·accessed·by·position. |
| 126 | To·illustrate·these·differences,·suppose·that·you·want·to·represent·a·person | 126 | To·illustrate·these·differences,·suppose·that·you·want·to·represent·a·person |
| 127 | with·the·tuple·<code·class="inline">{Name,·Address,·Phone}</code>.</p><p>To·write·functions·that·manipulate·this·data,·remember·the·following:</p><ul><li>The·<code·class="inline">Name</code>·field·is·the·first·element·of·the·tuple.</li><li>The·<code·class="inline">Address</code>·field·is·the·second·element.</li><li>The·<code·class="inline">Phone</code>·field·is·the·third·element.</li></ul><p>For·example,·to·extract·data·from·a·variable·<code·class="inline">P</code>·that·contains·such·a·tuple,·you | 127 | with·the·tuple·<code·class="inline">{Name,·Address,·Phone}</code>.</p><p>To·write·functions·that·manipulate·this·data,·remember·the·following:</p><ul><li>The·<code·class="inline">Name</code>·field·is·the·first·element·of·the·tuple.</li><li>The·<code·class="inline">Address</code>·field·is·the·second·element.</li><li>The·<code·class="inline">Phone</code>·field·is·the·third·element.</li></ul><p>For·example,·to·extract·data·from·a·variable·<code·class="inline">P</code>·that·contains·such·a·tuple,·you |
| 128 | can·write·the·following·code·and·then·use·pattern·matching·to·extract·the | 128 | can·write·the·following·code·and·then·use·pattern·matching·to·extract·the |
| 129 | relevant·fields:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 129 | relevant·fields:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="5804221195-1">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">P</span><span·class="p"·data-group-id="5804221195-1">)</span><span·class="p">,</span><span·class="w"> |
| 130 | </span><span·class="n">Address</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 130 | </span><span·class="n">Address</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="5804221195-2">(</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">P</span><span·class="p"·data-group-id="5804221195-2">)</span><span·class="p">,</span><span·class="w"> |
| 131 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Such·code·is·difficult·to·read·and·understand,·and·errors·occur·if·the·numbering | 131 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Such·code·is·difficult·to·read·and·understand,·and·errors·occur·if·the·numbering |
| 132 | of·the·elements·in·the·tuple·is·wrong.·If·the·data·representation·of·the·fields | 132 | of·the·elements·in·the·tuple·is·wrong.·If·the·data·representation·of·the·fields |
| 133 | is·changed,·by·re-ordering,·adding,·or·removing·fields,·all·references·to·the | 133 | is·changed,·by·re-ordering,·adding,·or·removing·fields,·all·references·to·the |
| 134 | person·tuple·must·be·checked·and·possibly·modified.</p><p>Records·allow·references·to·the·fields·by·name,·instead·of·by·position.·In·the | 134 | person·tuple·must·be·checked·and·possibly·modified.</p><p>Records·allow·references·to·the·fields·by·name,·instead·of·by·position.·In·the |
| 135 | following·example,·a·record·instead·of·a·tuple·is·used·to·store·the·data:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 135 | following·example,·a·record·instead·of·a·tuple·is·used·to·store·the·data:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7680864180-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7680864180-2">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</spa[·...·truncated·by·diffoscope;·len:·175,·SHA:·d01026f724b31696710bd8f4b406de4692bb347c2f70295355892e5352bd6d46·...·]-1">)</span><span·class="p">.</span></code></pre><p>This·enables·references·to·the·fields·of·the·record·by·name.·For·example,·if·<code·class="inline">P</code> |
| 136 | is·a·variable·whose·value·is·a·<code·class="inline">person</code>·record,·the·following·code·access·the | 136 | is·a·variable·whose·value·is·a·<code·class="inline">person</code>·record,·the·following·code·access·the |
| 137 | name·and·address·fields·of·the·records:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> | 137 | name·and·address·fields·of·the·records:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> |
| 138 | </span><span·class="n">Address</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">address</span><span·class="p">,</span><span·class="w"> | 138 | </span><span·class="n">Address</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">address</span><span·class="p">,</span><span·class="w"> |
| 139 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Internally,·records·are·represented·using·tagged·tuples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 139 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Internally,·records·are·represented·using·tagged·tuples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3875781238-1">{</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Phone</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·66,·SHA:·1bbd08fddade8833e8dac19f4d32bea305ed38eeb22939d0cdeef3b4ff87fcd9·...·]-1">}</span></code></pre><h2·id="defining-a-record"·class="section-heading"> |
| 140 | ··<a·href="#defining-a-record"·class="hover-link"> | 140 | ··<a·href="#defining-a-record"·class="hover-link"> |
| 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 142 | ··</a> | 142 | ··</a> |
| 143 | ··<span·class="text">Defining·a·Record</span> | 143 | ··<span·class="text">Defining·a·Record</span> |
| 144 | </h2> | 144 | </h2> |
| 145 | <p>This·following·definition·of·a·<code·class="inline">person</code>·is·used·in·several·examples·in·this | 145 | <p>This·following·definition·of·a·<code·class="inline">person</code>·is·used·in·several·examples·in·this |
| 146 | section.·Three·fields·are·included,·<code·class="inline">name</code>,·<code·class="inline">phone</code>,·and·<code·class="inline">address</code>.·The·default | 146 | section.·Three·fields·are·included,·<code·class="inline">name</code>,·<code·class="inline">phone</code>,·and·<code·class="inline">address</code>.·The·default |
| 147 | values·for·<code·class="inline">name</code>·and·<code·class="inline">phone</code>·is·""·and·[],·respectively.·The·default·value·for | 147 | values·for·<code·class="inline">name</code>·and·<code·class="inline">phone</code>·is·""·and·[],·respectively.·The·default·value·for |
| 148 | <code·class="inline">address</code>·is·the·atom·<code·class="inline">undefined</code>,·since·no·default·value·is·supplied·for·this | 148 | <code·class="inline">address</code>·is·the·atom·<code·class="inline">undefined</code>,·since·no·default·value·is·supplied·for·this |
| 149 | field:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 149 | field:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="0339763979-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0339763979-2">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·460,·SHA:·5ba0dca3fc1dcf045d3cb3214fcd7c85f01fddb529aaa5f22eb5ba548e8ec683·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·record·must·be·defined·in·the·shell·to·enable·use·of·the·record·syntax·in |
| 150 | the·examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">rd</span><span·class="p"·data-group-id=" | 150 | the·examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">rd</span><span·class="p"·data-group-id="1420192908-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1420192908-2">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·460,·SHA:·82b43820b5c28369e5df2698df6f94555098baa43ca4e6d522138a2c92dc7a5e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="ss">person</span></code></pre><p>This·is·because·record·definitions·are·only·available·at·compile·time,·not·at | 151 | </span><span·class="ss">person</span></code></pre><p>This·is·because·record·definitions·are·only·available·at·compile·time,·not·at |
| 152 | runtime.·For·details·on·records·in·the·shell,·see·the·<a·href="../../lib/stdlib-6.2/doc/html/shell.html"><code·class="inline">shell</code></a>·manual·page·in | 152 | runtime.·For·details·on·records·in·the·shell,·see·the·<a·href="../../lib/stdlib-6.2/doc/html/shell.html"><code·class="inline">shell</code></a>·manual·page·in |
| 153 | STDLIB.</p><h2·id="creating-a-record"·class="section-heading"> | 153 | STDLIB.</p><h2·id="creating-a-record"·class="section-heading"> |
| 154 | ··<a·href="#creating-a-record"·class="hover-link"> | 154 | ··<a·href="#creating-a-record"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">Creating·a·Record</span> | 157 | ··<span·class="text">Creating·a·Record</span> |
| 158 | </h2> | 158 | </h2> |
| 159 | <p>A·new·<code·class="inline">person</code>·record·is·created·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 159 | <p>A·new·<code·class="inline">person</code>·record·is·created·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="7878734544-1">{</span><span·class="ss">phone</span><span·class="o">=</span><span·class="p"·data-group-id="7878734544-2">[</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">2</span><span[·...·truncated·by·diffoscope;·len:·474,·SHA:·b90370ec4f2c06b21d60fc28aefd7e2ecaf5e68a1c6d2f727b8d05b75d1cd63f·...·]4-1">}</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 160 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="7878734544-3">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Robert"</span><span·class="p">,</span><span·class="ss">phone</span><span·class="w">·</span><span·class="o">[·...·truncated·by·diffoscope;·len:·706,·SHA:·7e7a0c179139f310a5443d2f7f1ea4751ce54760992e4ebb4c8f2d66f4bdc7ae·...·]4-3">}</span></code></pre><p>As·the·<code·class="inline">address</code>·field·was·omitted,·its·default·value·is·used.</p><p>From·Erlang·5.1/OTP·R8B,·a·value·to·all·fields·in·a·record·can·be·set·with·the |
| 161 | special·field·<code·class="inline">_</code>.·<code·class="inline">_</code>·means·"all·fields·not·explicitly·specified".</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 161 | special·field·<code·class="inline">_</code>.·<code·class="inline">_</code>·means·"all·fields·not·explicitly·specified".</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="4706105905-1">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Jakob"</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·126,·SHA:·0859295b7a8fcace24f9ea657dd04d7cb410f243c7aa38d871a35653b16df9ca·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 162 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="4706105905-2">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Jakob"</span><span·class="p">,</span><span·class="ss">phone</span><span·class="w">·</span><span·class="o">=[·...·truncated·by·diffoscope;·len:·269,·SHA:·66b27aca7e7cb9415e93a590bfea3ce82af60c2d74bd5a3311cecbe9941b66a9·...·]-2">}</span></code></pre><p>It·is·primarily·intended·to·be·used·in·<a·href="../../lib/stdlib-6.2/doc/html/ets.html#match/2"><code·class="inline">ets:match/2</code></a>·and |
| 163 | <a·href="../../lib/mnesia-4.23.3/doc/html/mnesia.html#match_object/3"><code·class="inline">mnesia:match_object/3</code></a>,·to·set·record·fields·to·the·atom·<code·class="inline">'_'</code>.·(This·is·a | 163 | <a·href="../../lib/mnesia-4.23.3/doc/html/mnesia.html#match_object/3"><code·class="inline">mnesia:match_object/3</code></a>,·to·set·record·fields·to·the·atom·<code·class="inline">'_'</code>.·(This·is·a |
| 164 | wildcard·in·<a·href="../../lib/stdlib-6.2/doc/html/ets.html#match/2"><code·class="inline">ets:match/2</code></a>.)</p><h2·id="accessing-a-record-field"·class="section-heading"> | 164 | wildcard·in·<a·href="../../lib/stdlib-6.2/doc/html/ets.html#match/2"><code·class="inline">ets:match/2</code></a>.)</p><h2·id="accessing-a-record-field"·class="section-heading"> |
| 165 | ··<a·href="#accessing-a-record-field"·class="hover-link"> | 165 | ··<a·href="#accessing-a-record-field"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">Accessing·a·Record·Field</span> | 168 | ··<span·class="text">Accessing·a·Record·Field</span> |
| 169 | </h2> | 169 | </h2> |
| 170 | <p>The·following·example·shows·how·to·access·a·record·field:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="3 | 170 | <p>The·following·example·shows·how·to·access·a·record·field:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="3346748925-1">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Joe"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·567,·SHA:·f791e2cd361618edad4ef7980f6cb198f1cb3cd7715387f8722be69c0438e29d·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="3 | 171 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="3346748925-3">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Joe"</span><span·class="p">,</span><span·class="ss">phone</span><span·class="w">·</span><span·class="o">=</s[·...·truncated·by·diffoscope;·len:·703,·SHA:·64fd2bee02ef29e8df1d52611d3d6598f08bf78ff49fce6da7cdb4d03e402625·...·]-3">}</span><span·class="gp·unselectable"> |
| 172 | >·</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">.</span><span·class="w"> | 172 | >·</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="s">"Joe"</span></code></pre><h2·id="updating-a-record"·class="section-heading"> | 173 | </span><span·class="s">"Joe"</span></code></pre><h2·id="updating-a-record"·class="section-heading"> |
| 174 | ··<a·href="#updating-a-record"·class="hover-link"> | 174 | ··<a·href="#updating-a-record"·class="hover-link"> |
| 175 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 175 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 176 | ··</a> | 176 | ··</a> |
| 177 | ··<span·class="text">Updating·a·Record</span> | 177 | ··<span·class="text">Updating·a·Record</span> |
| 178 | </h2> | 178 | </h2> |
| 179 | <p>The·following·example·shows·how·to·update·a·record:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">P1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 179 | <p>The·following·example·shows·how·to·update·a·record:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">P1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="6065738062-1">{</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Joe"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</span><span·class="o">=</span><span·class="p"·data-group-id="6065738062-2[·...·truncated·by·diffoscope;·len:·373,·SHA:·0d6f18a9ec2c8ba4652942fd37abcc6ba394e6f3b412b29c639d07d8c85c5d06·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 180 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="6065738062-3">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Joe"</span><span·class="p">,</span><span·class="ss">phone</span><span·class="w">·</span><span·class="o">=</[·...·truncated·by·diffoscope;·len:·469,·SHA:·e07dd91dc3ec9ce2ff3ca20f5b6e77398cd3ad92386f004f269015f7689b65a8·...·]-3">}</span><span·class="gp·unselectable"> |
| 181 | >·</span><span·class="n">P2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P1</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 181 | >·</span><span·class="n">P2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P1</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="6065738062-5">{</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Robert"</span><span·class="p"·data-group-id="6065738062-5">}</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 182 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="6065738062-6">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Robert"</span><span·class="p">,</span><span·class="ss">phone</span><span·class="w">·</span><span·class="o">[·...·truncated·by·diffoscope;·len:·472,·SHA:·e21bf0cb56a2be283c91be3e1cf6b3b2d34a7cf9a4abf6eeac1729aeba6b115b·...·]-6">}</span></code></pre><h2·id="type-testing"·class="section-heading"> |
| 183 | ··<a·href="#type-testing"·class="hover-link"> | 183 | ··<a·href="#type-testing"·class="hover-link"> |
| 184 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 184 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 185 | ··</a> | 185 | ··</a> |
| 186 | ··<span·class="text">Type·Testing</span> | 186 | ··<span·class="text">Type·Testing</span> |
| 187 | </h2> | 187 | </h2> |
| 188 | <p>The·following·example·shows·that·the·guard·succeeds·if·<code·class="inline">P</code>·is·record·of·type | 188 | <p>The·following·example·shows·that·the·guard·succeeds·if·<code·class="inline">P</code>·is·record·of·type |
| 189 | <code·class="inline">person</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="5 | 189 | <code·class="inline">person</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="5051747255-1">(</span><span·class="n">P</span><span·class="p"·data-group-id="5051747255-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_record</span><span·class="p"·data-group-id="5051747255-2">(</sp[·...·truncated·by·diffoscope;·len:·146,·SHA:·aad002b560e18b3d276e54f567938d3a613fa46026380645ddbf87094665320d·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">a_person</span><span·class="p">;</span><span·class="w"> |
| 190 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="5 | 190 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="5051747255-3">(</span><span·class="p">_</span><span·class="p"·data-group-id="5051747255-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">not_a_person</span><span·class="p">.</span></code></pre><h2·id="pattern-matching"·class="section-heading"> |
| 191 | ··<a·href="#pattern-matching"·class="hover-link"> | 191 | ··<a·href="#pattern-matching"·class="hover-link"> |
| 192 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 192 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 193 | ··</a> | 193 | ··</a> |
| 194 | ··<span·class="text">Pattern·Matching</span> | 194 | ··<span·class="text">Pattern·Matching</span> |
| 195 | </h2> | 195 | </h2> |
| 196 | <p>Matching·can·be·used·in·combination·with·records,·as·shown·in·the·following | 196 | <p>Matching·can·be·used·in·combination·with·records,·as·shown·in·the·following |
| 197 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">P3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 197 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">P3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="6441655372-1">{</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Joe"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</span><span·class="o">=</span><span·class="p"·data-group-id="6441655372-2[·...·truncated·by·diffoscope;·len:·373,·SHA:·0a1b9ab98f5cd2dc9284d9cea6e2e1ff6d501e52f73dfd5670e5306136257228·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 198 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="6441655372-3">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Joe"</span><span·class="p">,</span><span·class="ss">phone</span><span·class="w">·</span><span·class="o">=</[·...·truncated·by·diffoscope;·len:·469,·SHA:·d07f3ab2f5040e8af204ed82cd12a23a49dd7b10bb9d672b817b52fc2feca6ff·...·]-3">}</span><span·class="gp·unselectable"> |
| 199 | >·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 199 | >·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="6441655372-5">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Name</span><span·class="p"·data-group-id="6441655372-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="s">"Joe"</span></code></pre><p>The·following·function·takes·a·list·of·<code·class="inline">person</code>·records·and·searches·for·the | 200 | </span><span·class="s">"Joe"</span></code></pre><p>The·following·function·takes·a·list·of·<code·class="inline">person</code>·records·and·searches·for·the |
| 201 | phone·number·of·a·person·with·a·particular·name:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">find_phone</span><span·class="p"·data-group-id=" | 201 | phone·number·of·a·person·with·a·particular·name:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">find_phone</span><span·class="p"·data-group-id="2516608496-1">(</span><span·class="p"·data-group-id="2516608496-2">[</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="2516608496-3">{</span><span·class="ss">name</span><span·class="o">=</span><span·class="n">Name</[·...·truncated·by·diffoscope;·len:·451,·SHA:·9ad8a42fc753afe09d7b85dd05e0c51497bd4399547f9ea209ed49f01d4ca480·...·]6-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 202 | ····</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="p"·data-group-id="2516608496-4">{</span><span·class="ss">found</span><span·class="p">,</span><span·class="w">··</span><span·class="n">Phone</span><span·class="p"·data-group-id="2516608496-4">}</span><span·class="p">;</span><span·class="w"> |
| 203 | </span><span·class="nf">find_phone</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nf">find_phone</span><span·class="p"·data-group-id="2516608496-5">(</span><span·class="p"·data-group-id="2516608496-6">[</span><span·class="p">_</span><span·class="p">|</span><span·class="w">·</span><span·class="n">T</span><span·class="p"·data-group-id="2516608496-6">]</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·83,·SHA:·8757162e640116b3b6081737283329ad531334df52cb4cc40e52c651fceb6074·...·]6-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 204 | ····</span><span·class="nf">find_phone</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="nf">find_phone</span><span·class="p"·data-group-id="2516608496-7">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p"·data-group-id="2516608496-7">)</span><span·class="p">;</span><span·class="w"> |
| 205 | </span><span·class="nf">find_phone</span><span·class="p"·data-group-id=" | 205 | </span><span·class="nf">find_phone</span><span·class="p"·data-group-id="2516608496-8">(</span><span·class="p"·data-group-id="2516608496-9">[</span><span·class="p"·data-group-id="2516608496-9">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p"·data-group-id="2516608496-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | ····</span><span·class="ss">not_found</span><span·class="p">.</span></code></pre><p>The·fields·referred·to·in·the·pattern·can·be·given·in·any·order.</p><h2·id="nested-records"·class="section-heading"> | 206 | ····</span><span·class="ss">not_found</span><span·class="p">.</span></code></pre><p>The·fields·referred·to·in·the·pattern·can·be·given·in·any·order.</p><h2·id="nested-records"·class="section-heading"> |
| 207 | ··<a·href="#nested-records"·class="hover-link"> | 207 | ··<a·href="#nested-records"·class="hover-link"> |
| 208 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 208 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 209 | ··</a> | 209 | ··</a> |
| 210 | ··<span·class="text">Nested·Records</span> | 210 | ··<span·class="text">Nested·Records</span> |
| 211 | </h2> | 211 | </h2> |
| 212 | <p>The·value·of·a·field·in·a·record·can·be·an·instance·of·a·record.·Retrieval·of | 212 | <p>The·value·of·a·field·in·a·record·can·be·an·instance·of·a·record.·Retrieval·of |
| 213 | nested·data·can·be·done·stepwise,·or·in·a·single·step,·as·shown·in·the·following | 213 | nested·data·can·be·done·stepwise,·or·in·a·single·step,·as·shown·in·the·following |
| 214 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 214 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2057145046-1">(</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2057145046-2">{</span><span·class="ss">first</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·322,·SHA:·8ad443b76d7bbc96dd2da8180166e593a7e30b5aed20fb8d5e44474d4edb6da4·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 215 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 215 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2057145046-3">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2057145046-4">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·326,·SHA:·98aaae51c6ea2d3de82421593b0bac8037b45a9b26c3a077ae1f380442c80834·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 216 | </span><span·class="nf">demo</span><span·class="p"·data-group-id=" | 216 | </span><span·class="nf">demo</span><span·class="p"·data-group-id="2057145046-6">(</span><span·class="p"·data-group-id="2057145046-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 217 | ··</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 217 | ··</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="2057145046-7">{</span><span·class="ss">name</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">name</span><span·class="p"·data-group-id="2057145046-8">{</span><span·class="ss">first</span><span·class="o">=</span>[·...·truncated·by·diffoscope;·len:·381,·SHA:·f35411ab184ab8293b172174ac056f5c7d6ef59c2eecd76db627d189f92590c3·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 218 | ··</span><span·class="n">First</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 218 | ··</span><span·class="n">First</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2057145046-9">(</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p"·data-group-id="2057145046-9">)</span><span·class="o">#</span><span·class="ss">name</span><span·class="p">.</span><span·class="ss">first</span><span·class="p">.</span></code></pre><p>Here,·<code·class="inline">demo()</code>·evaluates·to·<code·class="inline">"Robert"</code>.</p><h2·id="a-longer-example"·class="section-heading"> |
| 219 | ··<a·href="#a-longer-example"·class="hover-link"> | 219 | ··<a·href="#a-longer-example"·class="hover-link"> |
| 220 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 220 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 221 | ··</a> | 221 | ··</a> |
| 222 | ··<span·class="text">A·Longer·Example</span> | 222 | ··<span·class="text">A·Longer·Example</span> |
| 223 | </h2> | 223 | </h2> |
| 224 | <p>Comments·are·embedded·in·the·following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·File:·person.hrl</span><span·class="w"> | 224 | <p>Comments·are·embedded·in·the·following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·File:·person.hrl</span><span·class="w"> |
| Offset 230, 48 lines modified | Offset 230, 48 lines modified | ||
| 230 | </span><span·class="c1">%%····name:··A·string·(default·is·undefined).</span><span·class="w"> | 230 | </span><span·class="c1">%%····name:··A·string·(default·is·undefined).</span><span·class="w"> |
| 231 | </span><span·class="c1">%%····age:···An·integer·(default·is·undefined).</span><span·class="w"> | 231 | </span><span·class="c1">%%····age:···An·integer·(default·is·undefined).</span><span·class="w"> |
| 232 | </span><span·class="c1">%%····phone:·A·list·of·integers·(default·is·[]).</span><span·class="w"> | 232 | </span><span·class="c1">%%····phone:·A·list·of·integers·(default·is·[]).</span><span·class="w"> |
| 233 | </span><span·class="c1">%%····dict:··A·dictionary·containing·various·information</span><span·class="w"> | 233 | </span><span·class="c1">%%····dict:··A·dictionary·containing·various·information</span><span·class="w"> |
| 234 | </span><span·class="c1">%%···········about·the·person.</span><span·class="w"> | 234 | </span><span·class="c1">%%···········about·the·person.</span><span·class="w"> |
| 235 | </span><span·class="c1">%%···········A·{Key,·Value}·list·(default·is·the·empty·list).</span><span·class="w"> | 235 | </span><span·class="c1">%%···········A·{Key,·Value}·list·(default·is·the·empty·list).</span><span·class="w"> |
| 236 | </span><span·class="c1">%%------------------------------------------------------------</span><span·class="w"> | 236 | </span><span·class="c1">%%------------------------------------------------------------</span><span·class="w"> |
| 237 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 237 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7247443737-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7247443737-2">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">age</span>[·...·truncated·by·diffoscope;·len:·878,·SHA:·1a1bdfc244231fce6707f8ceca129fe395f42d90e73087b1adf7b1a0134c486f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 238 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 238 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="2862801226-2">(</span><span·class="s">"person.hrl"</span><span·class="p"·data-group-id="2862801226-2">)</span><span·class="p">.</span><span·class="w"> |
| 239 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 239 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="2862801226-3">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="2862801226-3">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·For·test·purposes·only.</span><span·class="w"> |
| 240 | </span><span·class="c1">%%·This·creates·an·instance·of·a·person.</span><span·class="w"> | 240 | </span><span·class="c1">%%·This·creates·an·instance·of·a·person.</span><span·class="w"> |
| 241 | </span><span·class="c1">%%···Note:·The·phone·number·is·not·supplied·so·the</span><span·class="w"> | 241 | </span><span·class="c1">%%···Note:·The·phone·number·is·not·supplied·so·the</span><span·class="w"> |
| 242 | </span><span·class="c1">%%·········default·value·[]·will·be·used.</span><span·class="w"> | 242 | </span><span·class="c1">%%·········default·value·[]·will·be·used.</span><span·class="w"> |
| 243 | </span><span·class="nf">make_hacker_without_phone</span><span·class="p"·data-group-id=" | 243 | </span><span·class="nf">make_hacker_without_phone</span><span·class="p"·data-group-id="2862801226-4">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Age</span><span·class="p"·data-group-id="2862801226-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 244 | ···</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 244 | ···</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="2862801226-5">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">age</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Age</span><span·class="p">,</span><span·class="w"> |
| 245 | ···········</span><span·class="ss">dict</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 245 | ···········</span><span·class="ss">dict</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2862801226-6">[</span><span·class="p"·data-group-id="2862801226-7">{</span><span·class="ss">computer_knowledge</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">excellent</span><span·class="p"·data-group-id="2862801226-7">}</span><span·class="p">,</span><span·class="w"> |
| 246 | ···················</span><span·class="p"·data-group-id=" | 246 | ···················</span><span·class="p"·data-group-id="2862801226-8">{</span><span·class="ss">drinks</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">coke</span><span·class="p"·data-group-id="2862801226-8">}</span><span·class="p"·data-group-id="2862801226-6">]</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·8d601bd09308ae190e872c2c0b51cd2070718d5b8cd09c65a06d0a3256b09099·...·]-5">}</span><span·class="p">.</span><span·class="w"> |
| 247 | </span><span·class="c1">%%·This·demonstrates·matching·in·arguments</span><span·class="w"> | 247 | </span><span·class="c1">%%·This·demonstrates·matching·in·arguments</span><span·class="w"> |
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| 163 | ······<p·class="built-using"> | 163 | ······<p·class="built-using"> |
| 164 | ········Built·using | 164 | ········Built·using |
| 165 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 165 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 166 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 166 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 167 | ······</p> | 167 | ······</p> |
| 168 | <p>Copyright·©·1996-202 | 168 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 169 | ····</footer> | 169 | ····</footer> |
| 170 | ··</div> | 170 | ··</div> |
| 171 | </main> | 171 | </main> |
| 172 | </div> | 172 | </div> |
| 173 | <script> | 173 | <script> |
| 174 | ··function·mermaidLoaded()·{ | 174 | ··function·mermaidLoaded()·{ |
| 175 | ····mermaid.initialize({ | 175 | ····mermaid.initialize({ |
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| 165 | ······<p·class="built-using"> | 165 | ······<p·class="built-using"> |
| 166 | ········Built·using | 166 | ········Built·using |
| 167 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 167 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 168 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 168 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 169 | ······</p> | 169 | ······</p> |
| 170 | <p>Copyright·©·1996-202 | 170 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 171 | ····</footer> | 171 | ····</footer> |
| 172 | ··</div> | 172 | ··</div> |
| 173 | </main> | 173 | </main> |
| 174 | </div> | 174 | </div> |
| 175 | <script> | 175 | <script> |
| 176 | ··function·mermaidLoaded()·{ | 176 | ··function·mermaidLoaded()·{ |
| 177 | ····mermaid.initialize({ | 177 | ····mermaid.initialize({ |
| Offset 124, 40 lines modified | Offset 124, 40 lines modified | ||
| 124 | </h2> | 124 | </h2> |
| 125 | <p>To·illustrate·this,·the·messenger·example·from·the·previous·section·is·divided | 125 | <p>To·illustrate·this,·the·messenger·example·from·the·previous·section·is·divided |
| 126 | into·the·following·five·files:</p><ul><li><p><code·class="inline">mess_config.hrl</code></p><p>Header·file·for·configuration·data</p></li><li><p><code·class="inline">mess_interface.hrl</code></p><p>Interface·definitions·between·the·client·and·the·messenger</p></li><li><p><code·class="inline">user_interface.erl</code></p><p>Functions·for·the·user·interface</p></li><li><p><code·class="inline">mess_client.erl</code></p><p>Functions·for·the·client·side·of·the·messenger</p></li><li><p><code·class="inline">mess_server.erl</code></p><p>Functions·for·the·server·side·of·the·messenger</p></li></ul><p>While·doing·this,·the·message·passing·interface·between·the·shell,·the·client, | 126 | into·the·following·five·files:</p><ul><li><p><code·class="inline">mess_config.hrl</code></p><p>Header·file·for·configuration·data</p></li><li><p><code·class="inline">mess_interface.hrl</code></p><p>Interface·definitions·between·the·client·and·the·messenger</p></li><li><p><code·class="inline">user_interface.erl</code></p><p>Functions·for·the·user·interface</p></li><li><p><code·class="inline">mess_client.erl</code></p><p>Functions·for·the·client·side·of·the·messenger</p></li><li><p><code·class="inline">mess_server.erl</code></p><p>Functions·for·the·server·side·of·the·messenger</p></li></ul><p>While·doing·this,·the·message·passing·interface·between·the·shell,·the·client, |
| 127 | and·the·server·is·cleaned·up·and·is·defined·using·<em>records</em>.·Also,·<em>macros</em>·are | 127 | and·the·server·is·cleaned·up·and·is·defined·using·<em>records</em>.·Also,·<em>macros</em>·are |
| 128 | introduced:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_config.hrl----</span><span·class="w"> | 128 | introduced:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_config.hrl----</span><span·class="w"> |
| 129 | </span><span·class="c1">%%%·Configure·the·location·of·the·server·node,</span><span·class="w"> | 129 | </span><span·class="c1">%%%·Configure·the·location·of·the·server·node,</span><span·class="w"> |
| 130 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 130 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0592933975-1">(</span><span·class="ss">server_node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">messenger@super</span><span·class="p"·data-group-id="0592933975-1">)</span><span·class="p">.</span><span·class="w"> |
| 131 | </span><span·class="c1">%%%----END·FILE----</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_interface.hrl----</span><span·class="w"> | 131 | </span><span·class="c1">%%%----END·FILE----</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_interface.hrl----</span><span·class="w"> |
| 132 | </span><span·class="c1">%%%·Message·interface·between·client·and·server·and·client·shell·for</span><span·class="w"> | 132 | </span><span·class="c1">%%%·Message·interface·between·client·and·server·and·client·shell·for</span><span·class="w"> |
| 133 | </span><span·class="c1">%%%·messenger·program</span><span·class="w"> | 133 | </span><span·class="c1">%%%·messenger·program</span><span·class="w"> |
| 134 | </span><span·class="c1">%%%Messages·from·Client·to·server·received·in·server/1·function.</span><span·class="w"> | 134 | </span><span·class="c1">%%%Messages·from·Client·to·server·received·in·server/1·function.</span><span·class="w"> |
| 135 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 135 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2723501822-1">(</span><span·class="ss">logon</span><span·class="p">,</span><span·class="p"·data-group-id="2723501822-2">{</span><span·class="ss">client_pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">username</span><span·class="p[·...·truncated·by·diffoscope;·len:·80,·SHA:·26fa96814b4119b2666ad060e63f7cfb2df2c54ef2c858a69c6d7759c26f41dd·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 136 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2723501822-3">(</span><span·class="ss">message</span><span·class="p">,</span><span·class="p"·data-group-id="2723501822-4">{</span><span·class="ss">client_pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">to_name</span><span·class="[·...·truncated·by·diffoscope;·len:·160,·SHA:·f717b34063109871f8d417857ba1ba4e97f53a2f2edfeb81c44f4336222f946e·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 137 | </span><span·class="c1">%%%·{'EXIT',·ClientPid,·Reason}··(client·terminated·or·unreachable.</span><span·class="w"> | 137 | </span><span·class="c1">%%%·{'EXIT',·ClientPid,·Reason}··(client·terminated·or·unreachable.</span><span·class="w"> |
| 138 | </span><span·class="c1">%%%·Messages·from·Server·to·Client,·received·in·await_result/0·function</span><span·class="w"> | 138 | </span><span·class="c1">%%%·Messages·from·Server·to·Client,·received·in·await_result/0·function</span><span·class="w"> |
| 139 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 139 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2723501822-5">(</span><span·class="ss">abort_client</span><span·class="p">,</span><span·class="p"·data-group-id="2723501822-6">{</span><span·class="ss">message</span><span·class="p"·data-group-id="2723501822-6">}</span><span·class="p"·data-group-id="272350[·...·truncated·by·diffoscope;·len:·4,·SHA:·4aa7c75f447a322ef6880842b631cdc226eeb598cac8f5c813dc06f7d6a58493·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="c1">%%%·Messages·are:·user_exists_at_other_node,</span><span·class="w"> | 140 | </span><span·class="c1">%%%·Messages·are:·user_exists_at_other_node,</span><span·class="w"> |
| 141 | </span><span·class="c1">%%%···············you_are_not_logged_on</span><span·class="w"> | 141 | </span><span·class="c1">%%%···············you_are_not_logged_on</span><span·class="w"> |
| 142 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 142 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2723501822-7">(</span><span·class="ss">server_reply</span><span·class="p">,</span><span·class="p"·data-group-id="2723501822-8">{</span><span·class="ss">message</span><span·class="p"·data-group-id="2723501822-8">}</span><span·class="p"·data-group-id="272350[·...·truncated·by·diffoscope;·len:·4,·SHA:·4aa7c75f447a322ef6880842b631cdc226eeb598cac8f5c813dc06f7d6a58493·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="c1">%%%·Messages·are:·logged_on</span><span·class="w"> | 143 | </span><span·class="c1">%%%·Messages·are:·logged_on</span><span·class="w"> |
| 144 | </span><span·class="c1">%%%···············receiver_not_found</span><span·class="w"> | 144 | </span><span·class="c1">%%%···············receiver_not_found</span><span·class="w"> |
| 145 | </span><span·class="c1">%%%···············sent··(Message·has·been·sent·(no·guarantee)</span><span·class="w"> | 145 | </span><span·class="c1">%%%···············sent··(Message·has·been·sent·(no·guarantee)</span><span·class="w"> |
| 146 | </span><span·class="c1">%%%·Messages·from·Server·to·Client·received·in·client/1·function</span><span·class="w"> | 146 | </span><span·class="c1">%%%·Messages·from·Server·to·Client·received·in·client/1·function</span><span·class="w"> |
| 147 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 147 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2723501822-9">(</span><span·class="ss">message_from</span><span·class="p">,</span><span·class="p"·data-group-id="2723501822-10">{</span><span·class="ss">from_name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">message</span><span·cl[·...·truncated·by·diffoscope;·len:·87,·SHA:·9fe70d0ad95579fb9fa37b6cd6c7be0c298d01a58e575a1eb05d1b6db5380573·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="c1">%%%·Messages·from·shell·to·Client·received·in·client/1·function</span><span·class="w"> | 148 | </span><span·class="c1">%%%·Messages·from·shell·to·Client·received·in·client/1·function</span><span·class="w"> |
| 149 | </span><span·class="c1">%%%·spawn(mess_client,·client,·[server_node(),·Name])</span><span·class="w"> | 149 | </span><span·class="c1">%%%·spawn(mess_client,·client,·[server_node(),·Name])</span><span·class="w"> |
| 150 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 150 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2723501822-11">(</span><span·class="ss">message_to</span><span·class="p">,</span><span·class="p"·data-group-id="2723501822-12">{</span><span·class="ss">to_name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">message</span><span·class[·...·truncated·by·diffoscope;·len:·84,·SHA:·516b11907ac0034fdbb980b5f318e2239a0f027c190d831b22eb32ee431813e1·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="c1">%%%·logoff</span><span·class="w"> | 151 | </span><span·class="c1">%%%·logoff</span><span·class="w"> |
| 152 | </span><span·class="c1">%%%----END·FILE----</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·user_interface.erl----</span><span·class="w"> | 152 | </span><span·class="c1">%%%----END·FILE----</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·user_interface.erl----</span><span·class="w"> |
| 153 | </span><span·class="c1">%%%·User·interface·to·the·messenger·program</span><span·class="w"> | 153 | </span><span·class="c1">%%%·User·interface·to·the·messenger·program</span><span·class="w"> |
| 154 | </span><span·class="c1">%%%·login(Name)</span><span·class="w"> | 154 | </span><span·class="c1">%%%·login(Name)</span><span·class="w"> |
| 155 | </span><span·class="c1">%%%·····One·user·at·a·time·can·log·in·from·each·Erlang·node·in·the</span><span·class="w"> | 155 | </span><span·class="c1">%%%·····One·user·at·a·time·can·log·in·from·each·Erlang·node·in·the</span><span·class="w"> |
| Offset 170, 177 lines modified | Offset 170, 177 lines modified | ||
| 170 | </span><span·class="c1">%%%·····Logs·off·anybody·at·that·node</span><span·class="w"> | 170 | </span><span·class="c1">%%%·····Logs·off·anybody·at·that·node</span><span·class="w"> |
| 171 | </span><span·class="c1">%%%·message(ToName,·Message)</span><span·class="w"> | 171 | </span><span·class="c1">%%%·message(ToName,·Message)</span><span·class="w"> |
| 172 | </span><span·class="c1">%%%·····sends·Message·to·ToName.·Error·messages·if·the·user·of·this</span><span·class="w"> | 172 | </span><span·class="c1">%%%·····sends·Message·to·ToName.·Error·messages·if·the·user·of·this</span><span·class="w"> |
| 173 | </span><span·class="c1">%%%·····function·is·not·logged·on·or·if·ToName·is·not·logged·on·at</span><span·class="w"> | 173 | </span><span·class="c1">%%%·····function·is·not·logged·on·or·if·ToName·is·not·logged·on·at</span><span·class="w"> |
| 174 | </span><span·class="c1">%%%·····any·node.</span><span·class="w"> | 174 | </span><span·class="c1">%%%·····any·node.</span><span·class="w"> |
| 175 | </span><span·class="w"> | 175 | </span><span·class="w"> |
| 176 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 176 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9400993927-1">(</span><span·class="ss">user_interface</span><span·class="p"·data-group-id="9400993927-1">)</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 177 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9400993927-2">(</span><span·class="p"·data-group-id="9400993927-3">[</span><span·class="ss">logon</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logoff</span><span·class="p">/</span><[·...·truncated·by·diffoscope;·len:·246,·SHA:·124ef20418cd42b7c357c557baab38f8fa40785c2c25323e02d0178513920eb3·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 178 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="9400993927-4">(</span><span·class="s">"mess_interface.hrl"</span><span·class="p"·data-group-id="9400993927-4">)</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 179 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="9400993927-5">(</span><span·class="s">"mess_config.hrl"</span><span·class="p"·data-group-id="9400993927-5">)</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="nf">logon</span><span·class="p"·data-group-id=" | 180 | </span><span·class="nf">logon</span><span·class="p"·data-group-id="9400993927-6">(</span><span·class="n">Name</span><span·class="p"·data-group-id="9400993927-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">whereis</span><span·class="p"·data-group-id=" | 181 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">whereis</span><span·class="p"·data-group-id="9400993927-7">(</span><span·class="ss">mess_client</span><span·class="p"·data-group-id="9400993927-7">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 182 | ········</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 182 | ········</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ············</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 183 | ············</span><span·class="nf">register</span><span·class="p"·data-group-id="9400993927-8">(</span><span·class="ss">mess_client</span><span·class="p">,</span><span·class="w"> |
| 184 | ·····················</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 184 | ·····················</span><span·class="nf">spawn</span><span·class="p"·data-group-id="9400993927-9">(</span><span·class="ss">mess_client</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">client</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9400993927-10">[</span><span·class="o">?</[·...·truncated·by·diffoscope;·len:·263,·SHA:·8b65f392480f348510edd9ff58cc5b5f4f3f8328a5159ee7718077d38bea8446·...·]-8">)</span><span·class="p">;</span><span·class="w"> |
| 185 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">already_logged_on</span><span·class="w"> | 185 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">already_logged_on</span><span·class="w"> |
| 186 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 186 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="nf">logoff</span><span·class="p"·data-group-id=" | 187 | </span><span·class="nf">logoff</span><span·class="p"·data-group-id="9400993927-11">(</span><span·class="p"·data-group-id="9400993927-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 188 | ····</span><span·class="ss">mess_client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">logoff</span><span·class="p">.</span><span·class="w"> | 188 | ····</span><span·class="ss">mess_client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">logoff</span><span·class="p">.</span><span·class="w"> |
| 189 | </span><span·class="nf">message</span><span·class="p"·data-group-id=" | 189 | </span><span·class="nf">message</span><span·class="p"·data-group-id="9400993927-12">(</span><span·class="n">ToName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="9400993927-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 190 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">whereis</span><span·class="p"·data-group-id=" | 190 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">whereis</span><span·class="p"·data-group-id="9400993927-13">(</span><span·class="ss">mess_client</span><span·class="p"·data-group-id="9400993927-13">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="c1">%·Test·if·the·client·is·running</span><span·class="w"> |
| 191 | ········</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 191 | ········</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 192 | ············</span><span·class="ss">not_logged_on</span><span·class="p">;</span><span·class="w"> | 192 | ············</span><span·class="ss">not_logged_on</span><span·class="p">;</span><span·class="w"> |
| 193 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">mess_client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">message_to</span><span·class="p"·data-group-id=" | 193 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">mess_client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">message_to</span><span·class="p"·data-group-id="9400993927-14">{</span><span·class="ss">to_name</span><span·class="o">=</span><span·class="n">ToName</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">message</span><span·class="o">=</span><span·class="n">Message</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·09dc2f41840c209c891a3fa0564efeadea293a039a03ade0731bba57b4bc5bc9·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 194 | ·············</span><span·class="ss">ok</span><span·class="w"> | 194 | ·············</span><span·class="ss">ok</span><span·class="w"> |
| 195 | </span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 195 | </span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="c1">%%%----END·FILE----</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_client.erl----</span><span·class="w"> | 196 | </span><span·class="c1">%%%----END·FILE----</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_client.erl----</span><span·class="w"> |
| 197 | </span><span·class="c1">%%%·The·client·process·which·runs·on·each·user·node</span><span·class="w"> | 197 | </span><span·class="c1">%%%·The·client·process·which·runs·on·each·user·node</span><span·class="w"> |
| 198 | </span><span·class="w"> | 198 | </span><span·class="w"> |
| 199 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 199 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8761352498-1">(</span><span·class="ss">mess_client</span><span·class="p"·data-group-id="8761352498-1">)</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 200 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8761352498-2">(</span><span·class="p"·data-group-id="8761352498-3">[</span><span·class="ss">client</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="8761352498-3">]</span><span·class="p"·data-group-id="8761352498-2">)</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 201 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="8761352498-4">(</span><span·class="s">"mess_interface.hrl"</span><span·class="p"·data-group-id="8761352498-4">)</span><span·class="p">.</span><span·class="w"> |
| 202 | </span><span·class="nf">client</span><span·class="p"·data-group-id=" | 202 | </span><span·class="nf">client</span><span·class="p"·data-group-id="8761352498-5">(</span><span·class="n">Server_Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p"·data-group-id="8761352498-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 203 | ····</span><span·class="p"·data-group-id=" | 203 | ····</span><span·class="p"·data-group-id="8761352498-6">{</span><span·class="ss">messenger</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Server_Node</span><span·class="p"·data-group-id="8761352498-6">}</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·476,·SHA:·870e1d66915b3480ef6d9733eec9ad4cd821c6317bdda90d61c6d03de2700cbb·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 204 | ····</span><span·class="nf">await_result</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="nf">await_result</span><span·class="p"·data-group-id="8761352498-9">(</span><span·class="p"·data-group-id="8761352498-9">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id="8761352498-10">(</span><span·class="n">Server_Node</span><span·class="p"·data-group-id="8761352498-10">)</span><span·class="p">.</span><span·class="w"> |
| 206 | </span><span·class="nf">client</span><span·class="p"·data-group-id=" | 206 | </span><span·class="nf">client</span><span·class="p"·data-group-id="8761352498-11">(</span><span·class="n">Server_Node</span><span·class="p"·data-group-id="8761352498-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ····</span><span·class="k">receive</span><span·class="w"> | 207 | ····</span><span·class="k">receive</span><span·class="w"> |
| 208 | ········</span><span·class="ss">logoff</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 208 | ········</span><span·class="ss">logoff</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 209 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id="8761352498-12">(</span><span·class="ss">normal</span><span·class="p"·data-group-id="8761352498-12">)</span><span·class="p">;</span><span·class="w"> |
| 210 | ········</span><span·class="o">#</span><span·class="ss">message_to</span><span·class="p"·data-group-id=" | 210 | ········</span><span·class="o">#</span><span·class="ss">message_to</span><span·class="p"·data-group-id="8761352498-13">{</span><span·class="ss">to_name</span><span·class="o">=</span><span·class="n">ToName</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">message</span><span·class="o">=</span><span·class="n">Message</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·5b589f0bae676db104130a86ebf6facb8a8a20f9a04ab06f2eda05f083a4897d·...·]-13">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ············</span><span·class="p"·data-group-id=" | 211 | ············</span><span·class="p"·data-group-id="8761352498-14">{</span><span·class="ss">messenger</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Server_Node</span><span·class="p"·data-group-id="8761352498-14">}</span><span·class="w">·</span><span·class="o">!</span><span·class="w"> |
| 212 | ················</span><span·class="o">#</span><span·class="ss">message</span><span·class="p"·data-group-id=" | 212 | ················</span><span·class="o">#</span><span·class="ss">message</span><span·class="p"·data-group-id="8761352498-15">{</span><span·class="ss">client_pid</span><span·class="o">=</span><span·class="nf">self</span><span·class="p"·data-group-id="8761352498-16">(</span><span·class="p"·data-group-id="8761352498-16">)</span><span·class="p">,</span><span·class="w"[·...·truncated·by·diffoscope;·len:·267,·SHA:·8ea2cf5c18fd691f465381d0f280993311b79ae873883b99b50db485aa0d2b48·...·]-15">}</span><span·class="p">,</span><span·class="w"> |
| 213 | ············</span><span·class="nf">await_result</span><span·class="p"·data-group-id=" | 213 | ············</span><span·class="nf">await_result</span><span·class="p"·data-group-id="8761352498-17">(</span><span·class="p"·data-group-id="8761352498-17">)</span><span·class="p">;</span><span·class="w"> |
| 214 | ········</span><span·class="p"·data-group-id=" | 214 | ········</span><span·class="p"·data-group-id="8761352498-18">{</span><span·class="ss">message_from</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FromName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="876135249[·...·truncated·by·diffoscope;·len:·1,·SHA:·2c624232cdd221771294dfbb310aca000a0df6ac8b66b696d90ef06fdefb64a3·...·]-18">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 215 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8761352498-19">(</span><span·class="s">"Message·from·</span><span·class="si">~p</span><span·class="s">:·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·247,·SHA:·d99924873def447e44d9598e76b67c6b7c8655bf7ee87f85e5d7491e0fda93a4·...·]-19">)</span><span·class="w"> |
| 216 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 216 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 217 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id=" | 217 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id="8761352498-21">(</span><span·class="n">Server_Node</span><span·class="p"·data-group-id="8761352498-21">)</span><span·class="p">.</span><span·class="w"> |
| 218 | </span><span·class="c1">%%%·wait·for·a·response·from·the·server</span><span·class="w"> | 218 | </span><span·class="c1">%%%·wait·for·a·response·from·the·server</span><span·class="w"> |
| 219 | </span><span·class="nf">await_result</span><span·class="p"·data-group-id=" | 219 | </span><span·class="nf">await_result</span><span·class="p"·data-group-id="8761352498-22">(</span><span·class="p"·data-group-id="8761352498-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ····</span><span·class="k">receive</span><span·class="w"> | 220 | ····</span><span·class="k">receive</span><span·class="w"> |
| 221 | ········</span><span·class="o">#</span><span·class="ss">abort_client</span><span·class="p"·data-group-id=" | 221 | ········</span><span·class="o">#</span><span·class="ss">abort_client</span><span·class="p"·data-group-id="8761352498-23">{</span><span·class="ss">message</span><span·class="o">=</span><span·class="n">Why</span><span·class="p"·data-group-id="8761352498-23">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 222 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 222 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8761352498-24">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8761352498-25">[</span><span·class="n">Why</[·...·truncated·by·diffoscope;·len:·100,·SHA:·9f10afb5952fd1633677c1570761f3f03dc4eeeb49db643f4dd5be9fd8f0926a·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 223 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 223 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id="8761352498-26">(</span><span·class="ss">normal</span><span·class="p"·data-group-id="8761352498-26">)</span><span·class="p">;</span><span·class="w"> |
| 224 | ········</span><span·class="o">#</span><span·class="ss">server_reply</span><span·class="p"·data-group-id=" | 224 | ········</span><span·class="o">#</span><span·class="ss">server_reply</span><span·class="p"·data-group-id="8761352498-27">{</span><span·class="ss">message</span><span·class="o">=</span><span·class="n">What</span><span·class="p"·data-group-id="8761352498-27">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 225 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8761352498-28">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8761352498-29">[</span><span·class="n">What<[·...·truncated·by·diffoscope;·len:·101,·SHA:·4f5cd37d81f3c98b253196e404c3335ffb8429b07570d1eaa24f572c8ef76da3·...·]-28">)</span><span·class="w"> |
| 226 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 226 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 227 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 227 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8761352498-30">(</span><span·class="s">"No·response·from·server</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8761352498-31">[</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·71,·SHA:·7123aeb03f224952227252c758eb4897c10c48a505d441c5c0c4fca2a26d1592·...·]-30">)</span><span·class="p">,</span><span·class="w"> |
| 228 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 228 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id="8761352498-32">(</span><span·class="ss">timeout</span><span·class="p"·data-group-id="8761352498-32">)</span><span·class="w"> |
| 229 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 229 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 230 | </span><span·class="c1">%%%----END·FILE---</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_server.erl----</span><span·class="w"> | 230 | </span><span·class="c1">%%%----END·FILE---</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_server.erl----</span><span·class="w"> |
| 231 | </span><span·class="c1">%%%·This·is·the·server·process·of·the·messenger·service</span><span·class="w"> | 231 | </span><span·class="c1">%%%·This·is·the·server·process·of·the·messenger·service</span><span·class="w"> |
| 232 | </span><span·class="w"> | 232 | </span><span·class="w"> |
| 233 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 233 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7550991731-1">(</span><span·class="ss">mess_server</span><span·class="p"·data-group-id="7550991731-1">)</span><span·class="p">.</span><span·class="w"> |
| 234 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 234 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7550991731-2">(</span><span·class="p"·data-group-id="7550991731-3">[</span><span·class="ss">start_server</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">server</span><span·class="p">/<[·...·truncated·by·diffoscope;·len:·125,·SHA:·be21ff80ea56ff19186113b8eecb2fbba4622b9804eae6227919b2172533e46e·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 235 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 235 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="7550991731-4">(</span><span·class="s">"mess_interface.hrl"</span><span·class="p"·data-group-id="7550991731-4">)</span><span·class="p">.</span><span·class="w"> |
| 236 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 236 | </span><span·class="nf">server</span><span·class="p"·data-group-id="7550991731-5">(</span><span·class="p"·data-group-id="7550991731-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 237 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id=" | 237 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id="7550991731-6">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="7550991731-6">)</span><span·class="p">,</span><span·class="w"> |
| 238 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id=" | 238 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id="7550991731-7">(</span><span·class="p"·data-group-id="7550991731-8">[</span><span·class="p"·data-group-id="7550991731-8">]</span><span·class="p"·data-group-id="7550991731-7">)</span><span·class="p">.</span><span·class="w"> |
| 239 | </span><span·class="c1">%%%·the·user·list·has·the·format·[{ClientPid1,·Name1},{ClientPid22,·Name2},...]</span><span·class="w"> | 239 | </span><span·class="c1">%%%·the·user·list·has·the·format·[{ClientPid1,·Name1},{ClientPid22,·Name2},...]</span><span·class="w"> |
| 240 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 240 | </span><span·class="nf">server</span><span·class="p"·data-group-id="7550991731-9">(</span><span·class="n">User_List</span><span·class="p"·data-group-id="7550991731-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 241 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 241 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7550991731-10">(</span><span·class="s">"User·list·=·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7550991731-11">[</span><span·cla[·...·truncated·by·diffoscope;·len:·118,·SHA:·87ca74388342c0b1ea454bcf0aa5be33b707f8b6f04b9177825f333a9744598e·...·]-10">)</span><span·class="p">,</span><span·class="w"> |
| 242 | ····</span><span·class="k">receive</span><span·class="w"> | 242 | ····</span><span·class="k">receive</span><span·class="w"> |
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| 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 121 | ··</a> | 121 | ··</a> |
| 122 | ··<span·class="text">Function·Declaration·Syntax</span> | 122 | ··<span·class="text">Function·Declaration·Syntax</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>A·<em>function·declaration</em>·is·a·sequence·of·function·clauses·separated·by | 124 | <p>A·<em>function·declaration</em>·is·a·sequence·of·function·clauses·separated·by |
| 125 | semicolons,·and·terminated·by·a·period·(<code·class="inline">.</code>).</p><p>A·<em>function·clause</em>·consists·of·a·<em>clause·head</em>·and·a·<em>clause·body</em>,·separated·by | 125 | semicolons,·and·terminated·by·a·period·(<code·class="inline">.</code>).</p><p>A·<em>function·clause</em>·consists·of·a·<em>clause·head</em>·and·a·<em>clause·body</em>,·separated·by |
| 126 | <code·class="inline">-></code>.</p><p>A·clause·<em>head</em>·consists·of·the·function·name,·an·argument·list,·and·an·optional | 126 | <code·class="inline">-></code>.</p><p>A·clause·<em>head</em>·consists·of·the·function·name,·an·argument·list,·and·an·optional |
| 127 | guard·sequence·beginning·with·the·keyword·<code·class="inline">when</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Name</span><span·class="p"·data-group-id=" | 127 | guard·sequence·beginning·with·the·keyword·<code·class="inline">when</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Name</span><span·class="p"·data-group-id="5279188679-1">(</span><span·class="n">Pattern11</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="n">Pattern1N</span><span·class="p"·data-group-id="5279188679-1">)</sp[·...·truncated·by·diffoscope;·len:·204,·SHA:·97ead3aa47c06732dacdfbd3f543ba0befe3857395b391825a4bd91cb9c8ce44·...·]-2">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 128 | ····</span><span·class="n">Body1</span><span·class="p">;</span><span·class="w"> | 128 | ····</span><span·class="n">Body1</span><span·class="p">;</span><span·class="w"> |
| 129 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">;</span><span·class="w"> | 129 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">;</span><span·class="w"> |
| 130 | </span><span·class="n">Name</span><span·class="p"·data-group-id=" | 130 | </span><span·class="n">Name</span><span·class="p"·data-group-id="5279188679-3">(</span><span·class="n">PatternK1</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="n">PatternKN</span><span·class="p"·data-group-id="5279188679-3">)</sp[·...·truncated·by·diffoscope;·len:·204,·SHA:·26cf83f39ab3c1a190c865c574a5d44a10a4e6873edf90c11a7b1b5fff61797b·...·]-4">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 131 | ····</span><span·class="n">BodyK</span><span·class="p">.</span></code></pre><p>The·function·name·is·an·atom.·Each·argument·is·a·pattern.</p><p>The·number·of·arguments·<code·class="inline">N</code>·is·the·<em>arity</em>·of·the·function.·A·function·is | 131 | ····</span><span·class="n">BodyK</span><span·class="p">.</span></code></pre><p>The·function·name·is·an·atom.·Each·argument·is·a·pattern.</p><p>The·number·of·arguments·<code·class="inline">N</code>·is·the·<em>arity</em>·of·the·function.·A·function·is |
| 132 | uniquely·defined·by·the·module·name,·function·name,·and·arity.·That·is,·two | 132 | uniquely·defined·by·the·module·name,·function·name,·and·arity.·That·is,·two |
| 133 | functions·with·the·same·name·and·in·the·same·module,·but·with·different·arities | 133 | functions·with·the·same·name·and·in·the·same·module,·but·with·different·arities |
| 134 | are·two·different·functions.</p><p>A·function·named·<code·class="inline">f</code>·in·module·<code·class="inline">mod</code>·and·with·arity·<code·class="inline">N</code>·is·often·denoted·as | 134 | are·two·different·functions.</p><p>A·function·named·<code·class="inline">f</code>·in·module·<code·class="inline">mod</code>·and·with·arity·<code·class="inline">N</code>·is·often·denoted·as |
| 135 | <code·class="inline">mod:f/N</code>.</p><p>A·clause·<em>body</em>·consists·of·a·sequence·of·expressions·separated·by·comma·(<code·class="inline">,</code>):</p><pre><code·class="text">Expr1, | 135 | <code·class="inline">mod:f/N</code>.</p><p>A·clause·<em>body</em>·consists·of·a·sequence·of·expressions·separated·by·comma·(<code·class="inline">,</code>):</p><pre><code·class="text">Expr1, |
| 136 | ..., | 136 | ..., |
| 137 | ExprN</code></pre><p>Valid·Erlang·expressions·and·guard·sequences·are·described·in | 137 | ExprN</code></pre><p>Valid·Erlang·expressions·and·guard·sequences·are·described·in |
| 138 | <a·href="expressions.html">Expressions</a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fact</span><span·class="p"·data-group-id=" | 138 | <a·href="expressions.html">Expressions</a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fact</span><span·class="p"·data-group-id="5531090773-1">(</span><span·class="n">N</span><span·class="p"·data-group-id="5531090773-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w">··</span><span·class="c1">%·first·clause·head</span><span·class="w"> |
| 139 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id="5531090773-2">(</span><span·class="n">N</span><span·class="o">-</span><span·class="mi">1</span><span·class="p"·data-group-id="5531090773-2">)</span><span·class="p">;</span><span·class="w">·····</span><span·class="c1">%·first·clause·body</span><span·class="w"> |
| 140 | </span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 140 | </span><span·class="nf">fact</span><span·class="p"·data-group-id="5531090773-3">(</span><span·class="mi">0</span><span·class="p"·data-group-id="5531090773-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·············</span><span·class="c1">%·second·clause·head</span><span·class="w"> |
| 141 | ····</span><span·class="mi">1</span><span·class="p">.</span><span·class="w">·················</span><span·class="c1">%·second·clause·body</span></code></pre><p><a·href=""·id="eval"></a></p><h2·id="function-evaluation"·class="section-heading"> | 141 | ····</span><span·class="mi">1</span><span·class="p">.</span><span·class="w">·················</span><span·class="c1">%·second·clause·body</span></code></pre><p><a·href=""·id="eval"></a></p><h2·id="function-evaluation"·class="section-heading"> |
| 142 | ··<a·href="#function-evaluation"·class="hover-link"> | 142 | ··<a·href="#function-evaluation"·class="hover-link"> |
| 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 144 | ··</a> | 144 | ··</a> |
| 145 | ··<span·class="text">Function·Evaluation</span> | 145 | ··<span·class="text">Function·Evaluation</span> |
| 146 | </h2> | 146 | </h2> |
| 147 | <p>When·a·function·<code·class="inline">M:F/N</code>·is·called,·first·the·code·for·the·function·is·located. | 147 | <p>When·a·function·<code·class="inline">M:F/N</code>·is·called,·first·the·code·for·the·function·is·located. |
| 148 | If·the·function·cannot·be·found,·an·<code·class="inline">undef</code>·runtime·error·occurs.·Notice·that | 148 | If·the·function·cannot·be·found,·an·<code·class="inline">undef</code>·runtime·error·occurs.·Notice·that |
| 149 | the·function·must·be·exported·to·be·visible·outside·the·module·it·is·defined·in.</p><p>If·the·function·is·found,·the·function·clauses·are·scanned·sequentially·until·a | 149 | the·function·must·be·exported·to·be·visible·outside·the·module·it·is·defined·in.</p><p>If·the·function·is·found,·the·function·clauses·are·scanned·sequentially·until·a |
| 150 | clause·is·found·that·fulfills·both·of·the·following·two·conditions:</p><ol><li>The·patterns·in·the·clause·head·can·be·successfully·matched·against·the·given | 150 | clause·is·found·that·fulfills·both·of·the·following·two·conditions:</p><ol><li>The·patterns·in·the·clause·head·can·be·successfully·matched·against·the·given |
| 151 | arguments.</li><li>The·guard·sequence,·if·any,·is·true.</li></ol><p>If·such·a·clause·cannot·be·found,·a·<code·class="inline">function_clause</code>·runtime·error·occurs.</p><p>If·such·a·clause·is·found,·the·corresponding·clause·body·is·evaluated.·That·is, | 151 | arguments.</li><li>The·guard·sequence,·if·any,·is·true.</li></ol><p>If·such·a·clause·cannot·be·found,·a·<code·class="inline">function_clause</code>·runtime·error·occurs.</p><p>If·such·a·clause·is·found,·the·corresponding·clause·body·is·evaluated.·That·is, |
| 152 | the·expressions·in·the·body·are·evaluated·sequentially·and·the·value·of·the·last | 152 | the·expressions·in·the·body·are·evaluated·sequentially·and·the·value·of·the·last |
| 153 | expression·is·returned.</p><p>Consider·the·function·<code·class="inline">fact</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5 | 153 | expression·is·returned.</p><p>Consider·the·function·<code·class="inline">fact</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5660526206-1">(</span><span·class="ss">mod</span><span·class="p"·data-group-id="5660526206-1">)</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5 | 154 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5660526206-2">(</span><span·class="p"·data-group-id="5660526206-3">[</span><span·class="ss">fact</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="5660526206-3">]</span><span·class="p"·data-group-id="5660526206-2">)</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="nf">fact</span><span·class="p"·data-group-id="5 | 155 | </span><span·class="nf">fact</span><span·class="p"·data-group-id="5660526206-4">(</span><span·class="n">N</span><span·class="p"·data-group-id="5660526206-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 156 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id="5 | 156 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id="5660526206-5">(</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="5660526206-5">)</span><span·class="p">;</span><span·class="w"> |
| 157 | </span><span·class="nf">fact</span><span·class="p"·data-group-id="5 | 157 | </span><span·class="nf">fact</span><span·class="p"·data-group-id="5660526206-6">(</span><span·class="mi">0</span><span·class="p"·data-group-id="5660526206-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="mi">1</span><span·class="p">.</span></code></pre><p>Assume·that·you·want·to·calculate·the·factorial·for·1:</p><pre><code·class="text">1>·mod:fact(1).</code></pre><p>Evaluation·starts·at·the·first·clause.·The·pattern·<code·class="inline">N</code>·is·matched·against | 158 | ····</span><span·class="mi">1</span><span·class="p">.</span></code></pre><p>Assume·that·you·want·to·calculate·the·factorial·for·1:</p><pre><code·class="text">1>·mod:fact(1).</code></pre><p>Evaluation·starts·at·the·first·clause.·The·pattern·<code·class="inline">N</code>·is·matched·against |
| 159 | argument·1.·The·matching·succeeds·and·the·guard·(<code·class="inline">N·>·0</code>)·is·true,·thus·<code·class="inline">N</code>·is | 159 | argument·1.·The·matching·succeeds·and·the·guard·(<code·class="inline">N·>·0</code>)·is·true,·thus·<code·class="inline">N</code>·is |
| 160 | bound·to·1,·and·the·corresponding·body·is·evaluated:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 160 | bound·to·1,·and·the·corresponding·body·is·evaluated:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id="0203368111-1">(</span><span·class="n">N</span><span·class="o">-</span><span·class="mi">1</span><span·class="p"·data-group-id="0203368111-1">)</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0[·...·truncated·by·diffoscope;·len:·288,·SHA:·4700c8ac28189a879aaa78f0b8912b7fe37ce4bd2b61cfcf6cde772a368389b4·...·]-2">)</span><span·class="w"> |
| 161 | </span><span·class="mi">1</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 161 | </span><span·class="mi">1</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id="0203368111-3">(</span><span·class="mi">0</span><span·class="p"·data-group-id="0203368111-3">)</span></code></pre><p>Now,·<code·class="inline">fact(0)</code>·is·called,·and·the·function·clauses·are·scanned |
| 162 | sequentially·again.·First,·the·pattern·<code·class="inline">N</code>·is·matched·against·0.·The | 162 | sequentially·again.·First,·the·pattern·<code·class="inline">N</code>·is·matched·against·0.·The |
| 163 | matching·succeeds,·but·the·guard·(<code·class="inline">N·>·0</code>)·is·false.·Second,·the | 163 | matching·succeeds,·but·the·guard·(<code·class="inline">N·>·0</code>)·is·false.·Second,·the |
| 164 | pattern·<code·class="inline">0</code>·is·matched·against·the·argument·<code·class="inline">0</code>.·The·matching·succeeds | 164 | pattern·<code·class="inline">0</code>·is·matched·against·the·argument·<code·class="inline">0</code>.·The·matching·succeeds |
| 165 | and·the·body·is·evaluated:</p><pre><code·class="text">1·*·fact(0)·=> | 165 | and·the·body·is·evaluated:</p><pre><code·class="text">1·*·fact(0)·=> |
| 166 | 1·*·1·=> | 166 | 1·*·1·=> |
| 167 | 1</code></pre><p>Evaluation·has·succeed·and·<code·class="inline">mod:fact(1)</code>·returns·1.</p><p>If·<code·class="inline">mod:fact/1</code>·is·called·with·a·negative·number·as·argument,·no·clause·head | 167 | 1</code></pre><p>Evaluation·has·succeed·and·<code·class="inline">mod:fact(1)</code>·returns·1.</p><p>If·<code·class="inline">mod:fact/1</code>·is·called·with·a·negative·number·as·argument,·no·clause·head |
| 168 | matches.·A·<code·class="inline">function_clause</code>·runtime·error·occurs.</p><h2·id="tail-recursion"·class="section-heading"> | 168 | matches.·A·<code·class="inline">function_clause</code>·runtime·error·occurs.</p><h2·id="tail-recursion"·class="section-heading"> |
| Offset 173, 17 lines modified | Offset 173, 17 lines modified | ||
| 173 | ··</a> | 173 | ··</a> |
| 174 | ··<span·class="text">Tail·recursion</span> | 174 | ··<span·class="text">Tail·recursion</span> |
| 175 | </h2> | 175 | </h2> |
| 176 | <p>If·the·last·expression·of·a·function·body·is·a·function·call,·a | 176 | <p>If·the·last·expression·of·a·function·body·is·a·function·call,·a |
| 177 | <em>tail-recursive·call</em>·is·done.·This·is·to·ensure·that·no·system | 177 | <em>tail-recursive·call</em>·is·done.·This·is·to·ensure·that·no·system |
| 178 | resources,·for·example,·call·stack,·are·consumed.·This·means·that·an | 178 | resources,·for·example,·call·stack,·are·consumed.·This·means·that·an |
| 179 | infinite·loop·using·tail-recursive·calls·will·not·exhaust·the·call | 179 | infinite·loop·using·tail-recursive·calls·will·not·exhaust·the·call |
| 180 | stack·and·can·(in·principle)·run·forever.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id=" | 180 | stack·and·can·(in·principle)·run·forever.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id="3549688795-1">(</span><span·class="n">N</span><span·class="p"·data-group-id="3549688795-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 181 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3549688795-2">(</span><span·class="s">"</span><span·class="si">~w</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3549688795-3">[</span><span·class="n">N</span[·...·truncated·by·diffoscope;·len:·95,·SHA:·2a52dc4e55388926df783168b0cfb3df163e65aa06d5906e2753e5bd0d3e4f4d·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 182 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 182 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="3549688795-4">(</span><span·class="n">N</span><span·class="o">+</span><span·class="mi">1</span><span·class="p"·data-group-id="3549688795-4">)</span><span·class="p">.</span></code></pre><p>The·earlier·factorial·example·is·a·counter-example.·It·is·not |
| 183 | tail-recursive,·since·a·multiplication·is·done·on·the·result·of·the·recursive | 183 | tail-recursive,·since·a·multiplication·is·done·on·the·result·of·the·recursive |
| 184 | call·to·<code·class="inline">fact(N-1)</code>.</p><h2·id="built-in-functions-bifs"·class="section-heading"> | 184 | call·to·<code·class="inline">fact(N-1)</code>.</p><h2·id="built-in-functions-bifs"·class="section-heading"> |
| 185 | ··<a·href="#built-in-functions-bifs"·class="hover-link"> | 185 | ··<a·href="#built-in-functions-bifs"·class="hover-link"> |
| 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 187 | ··</a> | 187 | ··</a> |
| 188 | ··<span·class="text">Built-In·Functions·(BIFs)</span> | 188 | ··<span·class="text">Built-In·Functions·(BIFs)</span> |
| 189 | </h2> | 189 | </h2> |
| Offset 191, 17 lines modified | Offset 191, 17 lines modified | ||
| 191 | system.·BIFs·do·things·that·are·difficult·or·impossible·to·implement | 191 | system.·BIFs·do·things·that·are·difficult·or·impossible·to·implement |
| 192 | in·Erlang.·Most·of·the·BIFs·belong·to·module·<a·href="../../erts-15.2.2/doc/html/erlang.html"><code·class="inline">erlang</code></a>,·but·there | 192 | in·Erlang.·Most·of·the·BIFs·belong·to·module·<a·href="../../erts-15.2.2/doc/html/erlang.html"><code·class="inline">erlang</code></a>,·but·there |
| 193 | are·also·BIFs·belonging·to·a·few·other·modules,·for·example·<a·href="../../lib/stdlib-6.2/doc/html/lists.html"><code·class="inline">lists</code></a> | 193 | are·also·BIFs·belonging·to·a·few·other·modules,·for·example·<a·href="../../lib/stdlib-6.2/doc/html/lists.html"><code·class="inline">lists</code></a> |
| 194 | and·<a·href="../../lib/stdlib-6.2/doc/html/ets.html"><code·class="inline">ets</code></a>.</p><p>The·most·commonly·used·BIFs·belonging·to·<a·href="../../erts-15.2.2/doc/html/erlang.html"><code·class="inline">erlang</code></a>·are·<em>auto-imported</em>.·They·do | 194 | and·<a·href="../../lib/stdlib-6.2/doc/html/ets.html"><code·class="inline">ets</code></a>.</p><p>The·most·commonly·used·BIFs·belonging·to·<a·href="../../erts-15.2.2/doc/html/erlang.html"><code·class="inline">erlang</code></a>·are·<em>auto-imported</em>.·They·do |
| 195 | not·need·to·be·prefixed·with·the·module·name.·Which·BIFs·that·are·auto-imported | 195 | not·need·to·be·prefixed·with·the·module·name.·Which·BIFs·that·are·auto-imported |
| 196 | is·specified·in·the·<a·href="../../erts-15.2.2/doc/html/erlang.html"><code·class="inline">erlang</code></a>·module·in·ERTS.·For·example,·standard-type | 196 | is·specified·in·the·<a·href="../../erts-15.2.2/doc/html/erlang.html"><code·class="inline">erlang</code></a>·module·in·ERTS.·For·example,·standard-type |
| 197 | conversion·BIFs·like·<code·class="inline">atom_to_list</code>·and·BIFs·allowed·in·guards·can·be·called | 197 | conversion·BIFs·like·<code·class="inline">atom_to_list</code>·and·BIFs·allowed·in·guards·can·be·called |
| 198 | without·specifying·the·module·name.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id=" | 198 | without·specifying·the·module·name.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id="6630415412-1">(</span><span·class="p"·data-group-id="6630415412-2">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="6630415412-2">}</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·4e940458cf5f718c365cebd98920aae1c16b7aa7c3220da10177601350875c25·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="mi">3</span><span·class="gp·unselectable"> | 199 | </span><span·class="mi">3</span><span·class="gp·unselectable"> |
| 200 | 2>·</span><span·class="nf">atom_to_list</span><span·class="p"·data-group-id=" | 200 | 2>·</span><span·class="nf">atom_to_list</span><span·class="p"·data-group-id="6630415412-3">(</span><span·class="ss">'Erlang'</span><span·class="p"·data-group-id="6630415412-3">)</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="s">"Erlang"</span></code></pre> | 201 | </span><span·class="s">"Erlang"</span></code></pre> |
| 202 | </div> | 202 | </div> |
| 203 | <div·class="bottom-actions"·id="bottom-actions"> | 203 | <div·class="bottom-actions"·id="bottom-actions"> |
| 204 | ··<div·class="bottom-actions-item"> | 204 | ··<div·class="bottom-actions-item"> |
| 205 | ······<a·href="documentation.html"·class="bottom-actions-button"·rel="prev"> | 205 | ······<a·href="documentation.html"·class="bottom-actions-button"·rel="prev"> |
| Offset 245, 15 lines modified | Offset 245, 15 lines modified | ||
| 245 | ······<p·class="built-using"> | 245 | ······<p·class="built-using"> |
| 246 | ········Built·using | 246 | ········Built·using |
| 247 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 247 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 248 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 248 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 249 | ······</p> | 249 | ······</p> |
| 250 | <p>Copyright·©·1996-202 | 250 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 251 | ····</footer> | 251 | ····</footer> |
| 252 | ··</div> | 252 | ··</div> |
| 253 | </main> | 253 | </main> |
| 254 | </div> | 254 | </div> |
| 255 | <script> | 255 | <script> |
| 256 | ··function·mermaidLoaded()·{ | 256 | ··function·mermaidLoaded()·{ |
| 257 | ····mermaid.initialize({ | 257 | ····mermaid.initialize({ |
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| 125 | (grow·and·shrink·dynamically)·with·small·memory·footprint,·fast·to·create·and | 125 | (grow·and·shrink·dynamically)·with·small·memory·footprint,·fast·to·create·and |
| 126 | terminate,·and·the·scheduling·overhead·is·low.</p><h2·id="process-creation"·class="section-heading"> | 126 | terminate,·and·the·scheduling·overhead·is·low.</p><h2·id="process-creation"·class="section-heading"> |
| 127 | ··<a·href="#process-creation"·class="hover-link"> | 127 | ··<a·href="#process-creation"·class="hover-link"> |
| 128 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 128 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 129 | ··</a> | 129 | ··</a> |
| 130 | ··<span·class="text">Process·Creation</span> | 130 | ··<span·class="text">Process·Creation</span> |
| 131 | </h2> | 131 | </h2> |
| 132 | <p>A·process·is·created·by·calling·<a·href="../../erts-15.2.2/doc/html/erlang.html#spawn/3"><code·class="inline">spawn()</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 132 | <p>A·process·is·created·by·calling·<a·href="../../erts-15.2.2/doc/html/erlang.html#spawn/3"><code·class="inline">spawn()</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">spawn</span><span·class="p"·data-group-id="4208014202-1">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Args</span><span·class="p"·data-group-id="4208014202-1">)</span><s[·...·truncated·by·diffoscope;·len:·195,·SHA:·0ad0fd237f9e160dfce93f2c8733996fcf9e51f48604558bb3e8756a2793b40d·...·]-2">)</span><span·class="w"> |
| 133 | ··</span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 133 | ··</span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="4208014202-3">(</span><span·class="p"·data-group-id="4208014202-3">)</span><span·class="w"> |
| 134 | ··</span><span·class="n">Args</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 134 | ··</span><span·class="n">Args</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4208014202-4">[</span><span·class="n">Arg1</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="n">ArgN</span><span·class="p"·data-group-id="4208014202-4">]</span><span·class="w"> |
| 135 | ····</span><span·class="n">ArgI</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 135 | ····</span><span·class="n">ArgI</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="4208014202-5">(</span><span·class="p"·data-group-id="4208014202-5">)</span></code></pre><p><code·class="inline">spawn()</code>·creates·a·new·process·and·returns·the·pid.</p><p>The·new·process·starts·executing·in·<code·class="inline">Module:Name(Arg1,...,ArgN)</code>·where·the |
| 136 | arguments·are·the·elements·of·the·(possible·empty)·<code·class="inline">Args</code>·argument·list.</p><p>There·exist·a·number·of·different·<code·class="inline">spawn</code>·BIFs:</p><ul><li><a·href="../../erts-15.2.2/doc/html/erlang.html#spawn/4"><code·class="inline">spawn/1,2,3,4</code></a></li><li><a·href="../../erts-15.2.2/doc/html/erlang.html#spawn_link/4"><code·class="inline">spawn_link/1,2,3,4</code></a></li><li><a·href="../../erts-15.2.2/doc/html/erlang.html#spawn_monitor/4"><code·class="inline">spawn_monitor/1,2,3,4</code></a></li><li><a·href="../../erts-15.2.2/doc/html/erlang.html#spawn_opt/5"><code·class="inline">spawn_opt/2,3,4,5</code></a></li><li><a·href="../../erts-15.2.2/doc/html/erlang.html#spawn_request/5"><code·class="inline">spawn_request/1,2,3,4,5</code></a></li></ul><h2·id="registered-processes"·class="section-heading"> | 136 | arguments·are·the·elements·of·the·(possible·empty)·<code·class="inline">Args</code>·argument·list.</p><p>There·exist·a·number·of·different·<code·class="inline">spawn</code>·BIFs:</p><ul><li><a·href="../../erts-15.2.2/doc/html/erlang.html#spawn/4"><code·class="inline">spawn/1,2,3,4</code></a></li><li><a·href="../../erts-15.2.2/doc/html/erlang.html#spawn_link/4"><code·class="inline">spawn_link/1,2,3,4</code></a></li><li><a·href="../../erts-15.2.2/doc/html/erlang.html#spawn_monitor/4"><code·class="inline">spawn_monitor/1,2,3,4</code></a></li><li><a·href="../../erts-15.2.2/doc/html/erlang.html#spawn_opt/5"><code·class="inline">spawn_opt/2,3,4,5</code></a></li><li><a·href="../../erts-15.2.2/doc/html/erlang.html#spawn_request/5"><code·class="inline">spawn_request/1,2,3,4,5</code></a></li></ul><h2·id="registered-processes"·class="section-heading"> |
| 137 | ··<a·href="#registered-processes"·class="hover-link"> | 137 | ··<a·href="#registered-processes"·class="hover-link"> |
| 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 139 | ··</a> | 139 | ··</a> |
| 140 | ··<span·class="text">Registered·Processes</span> | 140 | ··<span·class="text">Registered·Processes</span> |
| 141 | </h2> | 141 | </h2> |
| 142 | <p>Besides·addressing·a·process·by·using·its·pid,·there·are·also·BIFs·for | 142 | <p>Besides·addressing·a·process·by·using·its·pid,·there·are·also·BIFs·for |
| Offset 583, 15 lines modified | Offset 583, 15 lines modified | ||
| 583 | ······<p·class="built-using"> | 583 | ······<p·class="built-using"> |
| 584 | ········Built·using | 584 | ········Built·using |
| 585 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 585 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 586 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 586 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 587 | ······</p> | 587 | ······</p> |
| 588 | <p>Copyright·©·1996-202 | 588 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 589 | ····</footer> | 589 | ····</footer> |
| 590 | ··</div> | 590 | ··</div> |
| 591 | </main> | 591 | </main> |
| 592 | </div> | 592 | </div> |
| 593 | <script> | 593 | <script> |
| 594 | ··function·mermaidLoaded()·{ | 594 | ··function·mermaidLoaded()·{ |
| 595 | ····mermaid.initialize({ | 595 | ····mermaid.initialize({ |
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| 123 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 123 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 124 | ··</a> | 124 | ··</a> |
| 125 | ··<span·class="text">Defining·Records</span> | 125 | ··<span·class="text">Defining·Records</span> |
| 126 | </h2> | 126 | </h2> |
| 127 | <p>A·record·definition·consists·of·the·name·of·the·record,·followed·by·the·field | 127 | <p>A·record·definition·consists·of·the·name·of·the·record,·followed·by·the·field |
| 128 | names·of·the·record.·Record·and·field·names·must·be·atoms.·Each·field·can·be | 128 | names·of·the·record.·Record·and·field·names·must·be·atoms.·Each·field·can·be |
| 129 | given·an·optional·default·value.·If·no·default·value·is·supplied,·<code·class="inline">undefined</code>·is | 129 | given·an·optional·default·value.·If·no·default·value·is·supplied,·<code·class="inline">undefined</code>·is |
| 130 | used.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 130 | used.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="4924392538-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4924392538-2">{</span><span·class="n">Field1</span><span·class="w">·</span><span·class="p"·data-group-id="4924392538-3">[</span>[·...·truncated·by·diffoscope;·len:·117,·SHA:·f21294a674dca202cebabb67b27f6652de51b13f1c618af9ae4b4c59be06587b·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 131 | ···············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 131 | ···············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 132 | ···············</span><span·class="n">FieldN</span><span·class="w">·</span><span·class="p"·data-group-id=" | 132 | ···············</span><span·class="n">FieldN</span><span·class="w">·</span><span·class="p"·data-group-id="4924392538-4">[</span><span·class="o">=</span><span·class="w">·</span><span·class="n">ExprN</span><span·class="p"·data-group-id="4924392538-4">]</span><span·class="p"·data-group-id="4924392538-2">}</span><span·class="p"·data-group-id="4924392538-1">)</span><span·class="p">.</span></code></pre><p>The·default·value·for·a·field·is·an·arbitrary·expression,·except·that·it·must |
| 133 | not·use·any·variables.</p><p>A·record·definition·can·be·placed·anywhere·among·the·attributes·and·function | 133 | not·use·any·variables.</p><p>A·record·definition·can·be·placed·anywhere·among·the·attributes·and·function |
| 134 | declarations·of·a·module,·but·the·definition·must·come·before·any·usage·of·the | 134 | declarations·of·a·module,·but·the·definition·must·come·before·any·usage·of·the |
| 135 | record.</p><p>If·a·record·is·used·in·several·modules,·it·is·recommended·that·the·record | 135 | record.</p><p>If·a·record·is·used·in·several·modules,·it·is·recommended·that·the·record |
| 136 | definition·is·placed·in·an·include·file.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Starting·from·Erlang/OTP·26,·records·can·be·defined·in·the·Erlang·shell | 136 | definition·is·placed·in·an·include·file.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Starting·from·Erlang/OTP·26,·records·can·be·defined·in·the·Erlang·shell |
| 137 | using·the·syntax·described·in·this·section.·In·earlier·releases,·it·was | 137 | using·the·syntax·described·in·this·section.·In·earlier·releases,·it·was |
| 138 | necessary·to·use·the·<a·href="../../lib/stdlib-6.2/doc/html/shell.html"><code·class="inline">shell</code></a>·built-in·function·<code·class="inline">rd/2</code>.</p></section><h2·id="creating-records"·class="section-heading"> | 138 | necessary·to·use·the·<a·href="../../lib/stdlib-6.2/doc/html/shell.html"><code·class="inline">shell</code></a>·built-in·function·<code·class="inline">rd/2</code>.</p></section><h2·id="creating-records"·class="section-heading"> |
| 139 | ··<a·href="#creating-records"·class="hover-link"> | 139 | ··<a·href="#creating-records"·class="hover-link"> |
| Offset 143, 32 lines modified | Offset 143, 32 lines modified | ||
| 143 | </h2> | 143 | </h2> |
| 144 | <p>The·following·expression·creates·a·new·<code·class="inline">Name</code>·record·where·the·value·of·each | 144 | <p>The·following·expression·creates·a·new·<code·class="inline">Name</code>·record·where·the·value·of·each |
| 145 | field·<code·class="inline">FieldI</code>·is·the·value·of·evaluating·the·corresponding·expression·<code·class="inline">ExprI</code>:</p><pre><code·class="text">#Name{Field1=Expr1,·...,·FieldK=ExprK}</code></pre><p>The·fields·can·be·in·any·order,·not·necessarily·the·same·order·as·in·the·record | 145 | field·<code·class="inline">FieldI</code>·is·the·value·of·evaluating·the·corresponding·expression·<code·class="inline">ExprI</code>:</p><pre><code·class="text">#Name{Field1=Expr1,·...,·FieldK=ExprK}</code></pre><p>The·fields·can·be·in·any·order,·not·necessarily·the·same·order·as·in·the·record |
| 146 | definition,·and·fields·can·be·omitted.·Omitted·fields·get·their·respective | 146 | definition,·and·fields·can·be·omitted.·Omitted·fields·get·their·respective |
| 147 | default·value·instead.</p><p>If·several·fields·are·to·be·assigned·the·same·value,·the·following·construction | 147 | default·value·instead.</p><p>If·several·fields·are·to·be·assigned·the·same·value,·the·following·construction |
| 148 | can·be·used:</p><pre><code·class="text">#Name{Field1=Expr1,·...,·FieldK=ExprK,·_=ExprL}</code></pre><p>Omitted·fields·then·get·the·value·of·evaluating·<code·class="inline">ExprL</code>·instead·of·their·default | 148 | can·be·used:</p><pre><code·class="text">#Name{Field1=Expr1,·...,·FieldK=ExprK,·_=ExprL}</code></pre><p>Omitted·fields·then·get·the·value·of·evaluating·<code·class="inline">ExprL</code>·instead·of·their·default |
| 149 | values.·This·feature·is·primarily·intended·to·be·used·to·create·patterns·for·ETS | 149 | values.·This·feature·is·primarily·intended·to·be·used·to·create·patterns·for·ETS |
| 150 | and·Mnesia·match·functions.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 150 | and·Mnesia·match·functions.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7321392267-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7321392267-2">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</spa[·...·truncated·by·diffoscope;·len:·175,·SHA:·13a1fbcc4a02ebb96cc4af62072de9dd4466451d3d6bac21bb221d3bbde3936f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="nf">lookup</span><span·class="p"·data-group-id=" | 151 | </span><span·class="nf">lookup</span><span·class="p"·data-group-id="7321392267-3">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p"·data-group-id="7321392267-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 152 | ····</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_object</span><span·class="p"·data-group-id=" | 152 | ····</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_object</span><span·class="p"·data-group-id="7321392267-4">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="7321392267-5">{</span><span·class="ss">name</span><span·class="o">=</span><[·...·truncated·by·diffoscope;·len:·251,·SHA:·1ee1d70c7126a9e92e4d6ef4a4f25288cf134644d65887ecd726b07d8515ab8b·...·]-4">)</span><span·class="p">.</span></code></pre><h2·id="accessing-record-fields"·class="section-heading"> |
| 153 | ··<a·href="#accessing-record-fields"·class="hover-link"> | 153 | ··<a·href="#accessing-record-fields"·class="hover-link"> |
| 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 155 | ··</a> | 155 | ··</a> |
| 156 | ··<span·class="text">Accessing·Record·Fields</span> | 156 | ··<span·class="text">Accessing·Record·Fields</span> |
| 157 | </h2> | 157 | </h2> |
| 158 | <pre><code·class="text">Expr#Name.Field</code></pre><p>Returns·the·value·of·the·specified·field.·<code·class="inline">Expr</code>·is·to·evaluate·to·a·<code·class="inline">Name</code> | 158 | <pre><code·class="text">Expr#Name.Field</code></pre><p>Returns·the·value·of·the·specified·field.·<code·class="inline">Expr</code>·is·to·evaluate·to·a·<code·class="inline">Name</code> |
| 159 | record.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 159 | record.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="4449901415-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4449901415-2">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</spa[·...·truncated·by·diffoscope;·len:·175,·SHA:·0ad9a96ce0c97599fec65f9da92d53381fa12d93d8d073d5f2e9e4eb14ef95b7·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="nf">get_person_name</span><span·class="p"·data-group-id=" | 160 | </span><span·class="nf">get_person_name</span><span·class="p"·data-group-id="4449901415-3">(</span><span·class="n">Person</span><span·class="p"·data-group-id="4449901415-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 161 | ····</span><span·class="n">Person</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">.</span></code></pre><p>The·following·expression·returns·the·position·of·the·specified·field·in·the | 161 | ····</span><span·class="n">Person</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">.</span></code></pre><p>The·following·expression·returns·the·position·of·the·specified·field·in·the |
| 162 | tuple·representation·of·the·record:</p><pre><code·class="text">#Name.Field</code></pre><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="6 | 162 | tuple·representation·of·the·record:</p><pre><code·class="text">#Name.Field</code></pre><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="6110438008-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6110438008-2">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</span[·...·truncated·by·diffoscope;·len:·174,·SHA:·4d5989667c345b8e219e41a1675da00db28d50f8d097daa9dc1d3463b7193cf5·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 163 | </span><span·class="nf">lookup</span><span·class="p"·data-group-id="6 | 163 | </span><span·class="nf">lookup</span><span·class="p"·data-group-id="6110438008-3">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">List</span><span·class="p"·data-group-id="6110438008-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 164 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">keyfind</span><span·class="p"·data-group-id="6 | 164 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">keyfind</span><span·class="p"·data-group-id="6110438008-4">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·62,·SHA:·722495721f750566c45dd2da8a4e90a7c14b15b21239086269f5bdd5eb0245e9·...·]-4">)</span><span·class="p">.</span></code></pre><h2·id="updating-records"·class="section-heading"> |
| 165 | ··<a·href="#updating-records"·class="hover-link"> | 165 | ··<a·href="#updating-records"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">Updating·Records</span> | 168 | ··<span·class="text">Updating·Records</span> |
| 169 | </h2> | 169 | </h2> |
| 170 | <pre><code·class="text">Expr#Name{Field1=Expr1,·...,·FieldK=ExprK}</code></pre><p><code·class="inline">Expr</code>·is·to·evaluate·to·a·<code·class="inline">Name</code>·record.·A·copy·of·this·record·is·returned, | 170 | <pre><code·class="text">Expr#Name{Field1=Expr1,·...,·FieldK=ExprK}</code></pre><p><code·class="inline">Expr</code>·is·to·evaluate·to·a·<code·class="inline">Name</code>·record.·A·copy·of·this·record·is·returned, |
| 171 | with·the·value·of·each·specified·field·<code·class="inline">FieldI</code>·changed·to·the·value·of | 171 | with·the·value·of·each·specified·field·<code·class="inline">FieldI</code>·changed·to·the·value·of |
| Offset 178, 51 lines modified | Offset 178, 51 lines modified | ||
| 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 179 | ··</a> | 179 | ··</a> |
| 180 | ··<span·class="text">Records·in·Guards</span> | 180 | ··<span·class="text">Records·in·Guards</span> |
| 181 | </h2> | 181 | </h2> |
| 182 | <p>Since·record·expressions·are·expanded·to·tuple·expressions,·creating | 182 | <p>Since·record·expressions·are·expanded·to·tuple·expressions,·creating |
| 183 | records·and·accessing·record·fields·are·allowed·in·guards.·However, | 183 | records·and·accessing·record·fields·are·allowed·in·guards.·However, |
| 184 | all·subexpressions·(for·initializing·fields),·must·be·valid·guard | 184 | all·subexpressions·(for·initializing·fields),·must·be·valid·guard |
| 185 | expressions·as·well.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle</span><span·class="p"·data-group-id=" | 185 | expressions·as·well.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle</span><span·class="p"·data-group-id="7490827322-1">(</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="7490827322-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·442,·SHA:·eb4b0d206e3bc933c2d393f26e0743724a98c62e46e16736cb718bde199cfcb9·...·]-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 186 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 186 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="nf">handle</span><span·class="p"·data-group-id=" | 187 | </span><span·class="nf">handle</span><span·class="p"·data-group-id="7490827322-3">(</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="7490827322-3">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">running</span><span·class="w">·</span><span·class="o">=:=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 188 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>There·is·also·a·type·test·BIF·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_record/2"><code·class="inline">is_record(Term,·RecordTag)</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">is_person</span><span·class="p"·data-group-id="2 | 188 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>There·is·also·a·type·test·BIF·<a·href="../../erts-15.2.2/doc/html/erlang.html#is_record/2"><code·class="inline">is_record(Term,·RecordTag)</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">is_person</span><span·class="p"·data-group-id="2384858148-1">(</span><span·class="n">P</span><span·class="p"·data-group-id="2384858148-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_record</span><span·class="p"·data-group-id="2384858148-2">(</sp[·...·truncated·by·diffoscope;·len:·146,·SHA:·2c3269c325a346b4e385bcbf88337bdeffbe1f002c24ae5138647d40efe9fab7·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 189 | ····</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 189 | ····</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 190 | </span><span·class="nf">is_person</span><span·class="p"·data-group-id="2 | 190 | </span><span·class="nf">is_person</span><span·class="p"·data-group-id="2384858148-3">(</span><span·class="p">_</span><span·class="n">P</span><span·class="p"·data-group-id="2384858148-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 191 | ····</span><span·class="ss">false</span><span·class="p">.</span></code></pre><h2·id="records-in-patterns"·class="section-heading"> | 191 | ····</span><span·class="ss">false</span><span·class="p">.</span></code></pre><h2·id="records-in-patterns"·class="section-heading"> |
| 192 | ··<a·href="#records-in-patterns"·class="hover-link"> | 192 | ··<a·href="#records-in-patterns"·class="hover-link"> |
| 193 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 193 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 194 | ··</a> | 194 | ··</a> |
| 195 | ··<span·class="text">Records·in·Patterns</span> | 195 | ··<span·class="text">Records·in·Patterns</span> |
| 196 | </h2> | 196 | </h2> |
| 197 | <p>A·pattern·that·matches·a·certain·record·is·created·in·the·same·way·as·a·record | 197 | <p>A·pattern·that·matches·a·certain·record·is·created·in·the·same·way·as·a·record |
| 198 | is·created:</p><pre><code·class="text">#Name{Field1=Expr1,·...,·FieldK=ExprK}</code></pre><p>In·this·case,·one·or·more·of·<code·class="inline">Expr1</code>·...·<code·class="inline">ExprK</code>·can·be·unbound·variables.</p><h2·id="nested-records"·class="section-heading"> | 198 | is·created:</p><pre><code·class="text">#Name{Field1=Expr1,·...,·FieldK=ExprK}</code></pre><p>In·this·case,·one·or·more·of·<code·class="inline">Expr1</code>·...·<code·class="inline">ExprK</code>·can·be·unbound·variables.</p><h2·id="nested-records"·class="section-heading"> |
| 199 | ··<a·href="#nested-records"·class="hover-link"> | 199 | ··<a·href="#nested-records"·class="hover-link"> |
| 200 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 200 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 201 | ··</a> | 201 | ··</a> |
| 202 | ··<span·class="text">Nested·Records</span> | 202 | ··<span·class="text">Nested·Records</span> |
| 203 | </h2> | 203 | </h2> |
| 204 | <p>Assume·the·following·record·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7286220603-1">(</span><span·class="ss">nrec0</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7286220603-2">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"nested0"</span><span·class="p"·data-group-id="7286220603-2">}</span><span·class="p"·data-group-id="7286220603-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 205 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7286220603-3">(</span><span·class="ss">nrec1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7286220603-4">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"nested1"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">nrec0</span><span·class="o">=</span><span·class="o">#</span><span·class="ss">nrec0</span><span·class="p"·data-group-id="7286220603-5">{</span><span·class="p"·data-group-id="7286220603-5">}</span><span·class="p"·data-group-id="7286220603-4">}</span><span·class="p"·data-group-id="7286220603-3">)</span><span·class="p">.</span><span·class="w"> | ||
| 206 | < | 204 | <p>Assume·the·following·record·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="6236300350-1">(</span><span·class="ss">nrec0</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·313,·SHA:·434fdf448d7d7ea8dc3380a38e7fb70cf9106f64b9470b83d09233be3a948d4b·...·]">)</span><span·class="p">.</span><span·class="w"> |
| 205 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="6236300350-3">(</span><span·class="ss">nrec1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6236300350-4">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"nested1"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">nrec0</span><span·class="o">=</span><span·class="o">#</span><span·class="ss">nrec0</span><span·class="p"·data-group-id="6236300350-5">{</span><span·class="p"·data-group-id="6236300350-5">}</span><span·class="p"·data-group-id="6236300350-4">}</span><span·class="p"·data-group-id="6236300350-3">)</span><span·class="p">.</span><span·class="w"> | ||
| 206 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="6236300350-6">(</span><span·class="ss">nrec2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6236300350-7">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"nested2"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">nrec1</span><span·class="o">=</span><span·class="o">#</span><span·class="ss">nrec1</span><span·class="p"·data-group-id="6236300350-8">{</span><span·class="p"·data-group-id="6236300350-8">}</span><span·class="p"·data-group-id="6236300350-7">}</span><span·class="p"·data-group-id="6236300350-6">)</span><span·class="p">.</span><span·class="w"> | ||
| 207 | </span><span·class="n">N2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">nrec2</span><span·class="p"·data-group-id=" | 207 | </span><span·class="n">N2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">nrec2</span><span·class="p"·data-group-id="6236300350-9">{</span><span·class="p"·data-group-id="6236300350-9">}</span><span·class="p">,</span></code></pre><p>Accessing·or·updating·nested·records·can·be·written·without·parentheses:</p><pre><code·class="text">"nested0"·=·N2#nrec2.nrec1#nrec1.nrec0#nrec0.name, |
| 208 | ····N0n·=·N2#nrec2.nrec1#nrec1.nrec0#nrec0{name·=·"nested0a"},</code></pre><p>which·is·equivalent·to:</p><pre><code·class="text">"nested0"·=·((N2#nrec2.nrec1)#nrec1.nrec0)#nrec0.name, | 208 | ····N0n·=·N2#nrec2.nrec1#nrec1.nrec0#nrec0{name·=·"nested0a"},</code></pre><p>which·is·equivalent·to:</p><pre><code·class="text">"nested0"·=·((N2#nrec2.nrec1)#nrec1.nrec0)#nrec0.name, |
| 209 | N0n·=·((N2#nrec2.nrec1)#nrec1.nrec0)#nrec0{name·=·"nested0a"},</code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·R14,·parentheses·were·necessary·when·accessing·or·updating | 209 | N0n·=·((N2#nrec2.nrec1)#nrec1.nrec0)#nrec0{name·=·"nested0a"},</code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·R14,·parentheses·were·necessary·when·accessing·or·updating |
| 210 | nested·records.</p></section><h2·id="internal-representation-of-records"·class="section-heading"> | 210 | nested·records.</p></section><h2·id="internal-representation-of-records"·class="section-heading"> |
| 211 | ··<a·href="#internal-representation-of-records"·class="hover-link"> | 211 | ··<a·href="#internal-representation-of-records"·class="hover-link"> |
| 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 213 | ··</a> | 213 | ··</a> |
| 214 | ··<span·class="text">Internal·Representation·of·Records</span> | 214 | ··<span·class="text">Internal·Representation·of·Records</span> |
| 215 | </h2> | 215 | </h2> |
| 216 | <p>Record·expressions·are·translated·to·tuple·expressions·during·compilation.·A | 216 | <p>Record·expressions·are·translated·to·tuple·expressions·during·compilation.·A |
| 217 | record·defined·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2406359495-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2406359495-2">{</span><span·class="n">Field1</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FieldN</span><span·class="p"·data-group-id="2406359495-2">}</span><span·class="p"·data-group-id="2406359495-1">)</span><span·class="p">.</span></code></pre><p>is·internally·represented·by·the·tuple:</p><pre><code·class="text">{Name,·Value1,·...,·ValueN}</code></pre><p>Here·each·<code·class="inline">ValueI</code>·is·the·default·value·for·<code·class="inline">FieldI</code>.</p><p>To·each·module·using·records,·a·pseudo·function·is·added·during·compilation·to | ||
| 218 | obtain·information·about·records:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">record_info</span><span·class="p"·data-group-id="2858732141-1">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="2858732141-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="2858732141-2">[</span><span·class="n">Field</span><span·class="p"·data-group-id="2858732141-2">]</span><span·class="w"> | ||
| 219 | 217 | record·defined·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="0587440292-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·721,·SHA:·c3a771a2c4c699b2b342a819c796f4d85970343a1d291a396f5d0ababe944fc2·...·] | |
| 218 | obtain·information·about·records:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">record_info</span><span·class="p"·data-group-id="6796596312-1">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="6796596312-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="6796596312-2">[</span><span·class="n">Field</span><span·class="p"·data-group-id="6796596312-2">]</span><span·class="w"> | ||
| 219 | </span><span·class="nf">record_info</span><span·class="p"·data-group-id="6796596312-3">(</span><span·class="nb">size</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="6796596312-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Size</span></code></pre><p><code·class="inline">Size</code>·is·the·size·of·the·tuple·representation,·that·is,·one·more·than·the | ||
| 220 | number·of·fields.</p> | 220 | number·of·fields.</p> |
| 221 | </div> | 221 | </div> |
| 222 | <div·class="bottom-actions"·id="bottom-actions"> | 222 | <div·class="bottom-actions"·id="bottom-actions"> |
| 223 | ··<div·class="bottom-actions-item"> | 223 | ··<div·class="bottom-actions-item"> |
| 224 | ······<a·href="macros.html"·class="bottom-actions-button"·rel="prev"> | 224 | ······<a·href="macros.html"·class="bottom-actions-button"·rel="prev"> |
| Offset 266, 15 lines modified | Offset 266, 15 lines modified | ||
| 266 | ······<p·class="built-using"> | 266 | ······<p·class="built-using"> |
| 267 | ········Built·using | 267 | ········Built·using |
| 268 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 268 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 269 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 269 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 270 | ······</p> | 270 | ······</p> |
| 271 | <p>Copyright·©·1996-202 | 271 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 272 | ····</footer> | 272 | ····</footer> |
| 273 | ··</div> | 273 | ··</div> |
| 274 | </main> | 274 | </main> |
| 275 | </div> | 275 | </div> |
| 276 | <script> | 276 | <script> |
| 277 | ··function·mermaidLoaded()·{ | 277 | ··function·mermaidLoaded()·{ |
| 278 | ····mermaid.initialize({ | 278 | ····mermaid.initialize({ |
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| 209 | ······<p·class="built-using"> | 209 | ······<p·class="built-using"> |
| 210 | ········Built·using | 210 | ········Built·using |
| 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 213 | ······</p> | 213 | ······</p> |
| 214 | <p>Copyright·©·1996-202 | 214 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 215 | ····</footer> | 215 | ····</footer> |
| 216 | ··</div> | 216 | ··</div> |
| 217 | </main> | 217 | </main> |
| 218 | </div> | 218 | </div> |
| 219 | <script> | 219 | <script> |
| 220 | ··function·mermaidLoaded()·{ | 220 | ··function·mermaidLoaded()·{ |
| 221 | ····mermaid.initialize({ | 221 | ····mermaid.initialize({ |
| Offset 223, 38 lines modified | Offset 223, 38 lines modified | ||
| 223 | ··<span·class="text">update</span> | 223 | ··<span·class="text">update</span> |
| 224 | </h3> | 224 | </h3> |
| 225 | <p>If·a·more·complex·change·has·been·made,·for·example,·a·change·to·the·format·of | 225 | <p>If·a·more·complex·change·has·been·made,·for·example,·a·change·to·the·format·of |
| 226 | the·internal·state·of·a·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html"><code·class="inline">gen_server</code></a>,·simple·code·replacement·is·not·sufficient. | 226 | the·internal·state·of·a·<a·href="../../lib/stdlib-6.2/doc/html/gen_server.html"><code·class="inline">gen_server</code></a>,·simple·code·replacement·is·not·sufficient. |
| 227 | Instead,·it·is·necessary·to:</p><ul><li>Suspend·the·processes·using·the·module·(to·avoid·that·they·try·to·handle·any | 227 | Instead,·it·is·necessary·to:</p><ul><li>Suspend·the·processes·using·the·module·(to·avoid·that·they·try·to·handle·any |
| 228 | requests·before·the·code·replacement·is·completed).</li><li>Ask·them·to·transform·the·internal·state·format·and·switch·to·the·new·version | 228 | requests·before·the·code·replacement·is·completed).</li><li>Ask·them·to·transform·the·internal·state·format·and·switch·to·the·new·version |
| 229 | of·the·module.</li><li>Remove·the·old·version.</li><li>Resume·the·processes.</li></ul><p>This·is·called·<em>synchronized·code·replacement</em>·and·for·this·the·following | 229 | of·the·module.</li><li>Remove·the·old·version.</li><li>Resume·the·processes.</li></ul><p>This·is·called·<em>synchronized·code·replacement</em>·and·for·this·the·following |
| 230 | instructions·are·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 230 | instructions·are·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5992159421-1">{</span><span·class="ss">update</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5992159421-2">{</span><span·class="ss">advanced<[·...·truncated·by·diffoscope;·len:·176,·SHA:·86114a0dac90a029db5290976b3c566a3329939a1f00c4ec04e850847b6c8d85·...·]-1">}</span><span·class="w"> |
| 231 | </span><span·class="p"·data-group-id=" | 231 | </span><span·class="p"·data-group-id="5992159421-3">{</span><span·class="ss">update</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">supervisor</span><span·class="p"·data-group-id="5992159421-3">}</span></code></pre><p><code·class="inline">update</code>·with·argument·<code·class="inline">{advanced,Extra}</code>·is·used·when·changing·the·internal |
| 232 | state·of·a·behaviour·as·described·above.·It·causes·behaviour·processes·to·call | 232 | state·of·a·behaviour·as·described·above.·It·causes·behaviour·processes·to·call |
| 233 | the·callback·function·<code·class="inline">code_change/3</code>,·passing·the·term·<code·class="inline">Extra</code>·and·some·other | 233 | the·callback·function·<code·class="inline">code_change/3</code>,·passing·the·term·<code·class="inline">Extra</code>·and·some·other |
| 234 | information·as·arguments.·See·the·manual·pages·for·the·respective·behaviours·and | 234 | information·as·arguments.·See·the·manual·pages·for·the·respective·behaviours·and |
| 235 | <a·href="appup_cookbook.html#int_state">Appup·Cookbook</a>.</p><p><code·class="inline">update</code>·with·argument·<code·class="inline">supervisor</code>·is·used·when·changing·the·start | 235 | <a·href="appup_cookbook.html#int_state">Appup·Cookbook</a>.</p><p><code·class="inline">update</code>·with·argument·<code·class="inline">supervisor</code>·is·used·when·changing·the·start |
| 236 | specification·of·a·supervisor.·See·<a·href="appup_cookbook.html#sup">Appup·Cookbook</a>.</p><p>When·a·module·is·to·be·updated,·the·release·handler·finds·which·processes·that | 236 | specification·of·a·supervisor.·See·<a·href="appup_cookbook.html#sup">Appup·Cookbook</a>.</p><p>When·a·module·is·to·be·updated,·the·release·handler·finds·which·processes·that |
| 237 | are·<em>using</em>·the·module·by·traversing·the·supervision·tree·of·each·running | 237 | are·<em>using</em>·the·module·by·traversing·the·supervision·tree·of·each·running |
| 238 | application·and·checking·all·the·child·specifications:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 238 | application·and·checking·all·the·child·specifications:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2868057968-1">{</span><span·class="n">Id</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StartFunc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Restart</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·222,·SHA:·f1a079323e95ae59d1ccfaa5a7e77c52b13f1b07e519f84a0296bcd747c70695·...·]-1">}</span></code></pre><p>A·process·uses·a·module·if·the·name·is·listed·in·<code·class="inline">Modules</code>·in·the·child |
| 239 | specification·for·the·process.</p><p>If·<code·class="inline">Modules=dynamic</code>,·which·is·the·case·for·event·managers,·the·event·manager | 239 | specification·for·the·process.</p><p>If·<code·class="inline">Modules=dynamic</code>,·which·is·the·case·for·event·managers,·the·event·manager |
| 240 | process·informs·the·release·handler·about·the·list·of·currently·installed·event | 240 | process·informs·the·release·handler·about·the·list·of·currently·installed·event |
| 241 | handlers·(<code·class="inline">gen_event</code>),·and·it·is·checked·if·the·module·name·is·in·this·list | 241 | handlers·(<code·class="inline">gen_event</code>),·and·it·is·checked·if·the·module·name·is·in·this·list |
| 242 | instead.</p><p>The·release·handler·suspends,·asks·for·code·change,·and·resumes·processes·by | 242 | instead.</p><p>The·release·handler·suspends,·asks·for·code·change,·and·resumes·processes·by |
| 243 | calling·the·functions·<code·class="inline">sys:suspend/1,2</code>,·<code·class="inline">sys:change_code/4,5</code>,·and | 243 | calling·the·functions·<code·class="inline">sys:suspend/1,2</code>,·<code·class="inline">sys:change_code/4,5</code>,·and |
| 244 | <code·class="inline">sys:resume/1,2</code>,·respectively.</p><h3·id="add_module-and-delete_module"·class="section-heading"> | 244 | <code·class="inline">sys:resume/1,2</code>,·respectively.</p><h3·id="add_module-and-delete_module"·class="section-heading"> |
| 245 | ··<a·href="#add_module-and-delete_module"·class="hover-link"> | 245 | ··<a·href="#add_module-and-delete_module"·class="hover-link"> |
| 246 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 246 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 247 | ··</a> | 247 | ··</a> |
| 248 | ··<span·class="text">add_module·and·delete_module</span> | 248 | ··<span·class="text">add_module·and·delete_module</span> |
| 249 | </h3> | 249 | </h3> |
| 250 | <p>If·a·new·module·is·introduced,·the·following·instruction·is·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 250 | <p>If·a·new·module·is·introduced,·the·following·instruction·is·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5409409287-1">{</span><span·class="ss">add_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p"·data-group-id="5409409287-1">}</span></code></pre><p>This·instruction·loads·module·<code·class="inline">Module</code>.·When·running·Erlang·in |
| 251 | embedded·mode·it·is·necessary·to·use·this·this·instruction.·It·is·not | 251 | embedded·mode·it·is·necessary·to·use·this·this·instruction.·It·is·not |
| 252 | strictly·required·when·running·Erlang·in·interactive·mode,·since·the | 252 | strictly·required·when·running·Erlang·in·interactive·mode,·since·the |
| 253 | code·server·automatically·searches·for·and·loads·unloaded·modules.</p><p>The·opposite·of·<code·class="inline">add_module</code>·is·<code·class="inline">delete_module</code>,·which·unloads·a·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="90 | 253 | code·server·automatically·searches·for·and·loads·unloaded·modules.</p><p>The·opposite·of·<code·class="inline">add_module</code>·is·<code·class="inline">delete_module</code>,·which·unloads·a·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8901831667-1">{</span><span·class="nb">delete_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p"·data-group-id="8901831667-1">}</span></code></pre><p>Any·process,·in·any·application,·with·<code·class="inline">Module</code>·as·residence·module,·is |
| 254 | killed·when·the·instruction·is·evaluated.·Therefore,·the·user·must | 254 | killed·when·the·instruction·is·evaluated.·Therefore,·the·user·must |
| 255 | ensure·that·all·such·processes·are·terminated·before·deleting·module | 255 | ensure·that·all·such·processes·are·terminated·before·deleting·module |
| 256 | <code·class="inline">Module</code>·to·avoid·a·situation·with·failing·supervisor·restarts.</p><h3·id="application-instructions"·class="section-heading"> | 256 | <code·class="inline">Module</code>·to·avoid·a·situation·with·failing·supervisor·restarts.</p><h3·id="application-instructions"·class="section-heading"> |
| 257 | ··<a·href="#application-instructions"·class="hover-link"> | 257 | ··<a·href="#application-instructions"·class="hover-link"> |
| 258 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 258 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 259 | ··</a> | 259 | ··</a> |
| 260 | ··<span·class="text">Application·Instructions</span> | 260 | ··<span·class="text">Application·Instructions</span> |
| Offset 341, 60 lines modified | Offset 341, 60 lines modified | ||
| 341 | <code·class="inline">.app</code>·file.</li><li>Each·<code·class="inline">UpFromVsn</code>·is·a·previous·version·of·the·application·to·upgrade·from.</li><li>Each·<code·class="inline">DownToVsn</code>·is·a·previous·version·of·the·application·to·downgrade·to.</li><li>Each·<code·class="inline">Instructions</code>·is·a·list·of·release·handling·instructions.</li></ul><p><code·class="inline">UpFromVsn</code>·and·<code·class="inline">DownToVsn</code>·can·also·be·specified·as·regular·expressions.·For | 341 | <code·class="inline">.app</code>·file.</li><li>Each·<code·class="inline">UpFromVsn</code>·is·a·previous·version·of·the·application·to·upgrade·from.</li><li>Each·<code·class="inline">DownToVsn</code>·is·a·previous·version·of·the·application·to·downgrade·to.</li><li>Each·<code·class="inline">Instructions</code>·is·a·list·of·release·handling·instructions.</li></ul><p><code·class="inline">UpFromVsn</code>·and·<code·class="inline">DownToVsn</code>·can·also·be·specified·as·regular·expressions.·For |
| 342 | more·information·about·the·syntax·and·contents·of·the·<code·class="inline">.appup</code>·file,·see | 342 | more·information·about·the·syntax·and·contents·of·the·<code·class="inline">.appup</code>·file,·see |
| 343 | <a·href="../../lib/sasl-4.2.2/doc/html/appup.html"><code·class="inline">appup</code></a>·in·SASL.</p><p><a·href="appup_cookbook.html">Appup·Cookbook</a>·includes·examples·of·<code·class="inline">.appup</code>·files·for | 343 | <a·href="../../lib/sasl-4.2.2/doc/html/appup.html"><code·class="inline">appup</code></a>·in·SASL.</p><p><a·href="appup_cookbook.html">Appup·Cookbook</a>·includes·examples·of·<code·class="inline">.appup</code>·files·for |
| 344 | typical·upgrade/downgrade·cases.</p><p><em>Example:</em>·Consider·the·release·<code·class="inline">ch_rel-1</code>·from | 344 | typical·upgrade/downgrade·cases.</p><p><em>Example:</em>·Consider·the·release·<code·class="inline">ch_rel-1</code>·from |
| 345 | <a·href="release_structure.html#ch_rel">Releases</a>.·Assume·you·want·to·add·a·function | 345 | <a·href="release_structure.html#ch_rel">Releases</a>.·Assume·you·want·to·add·a·function |
| 346 | <code·class="inline">available/0</code>·to·server·<code·class="inline">ch3</code>,·which·returns·the·number·of·available·channels | 346 | <code·class="inline">available/0</code>·to·server·<code·class="inline">ch3</code>,·which·returns·the·number·of·available·channels |
| 347 | (when·trying·out·the·example,·make·the·change·in·a·copy·of·the·original | 347 | (when·trying·out·the·example,·make·the·change·in·a·copy·of·the·original |
| 348 | directory,·to·ensure·that·the·first·version·is·still·available):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 348 | directory,·to·ensure·that·the·first·version·is·still·available):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1849945125-1">(</span><span·class="ss">ch3</span><span·class="p"·data-group-id="1849945125-1">)</span><span·class="p">.</span><span·class="w"> |
| 349 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 349 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="1849945125-2">(</span><span·class="ss">gen_server</span><span·class="p"·data-group-id="1849945125-2">)</span><span·class="p">.</span><span·class="w"> |
| 350 | </span><span·class="w"> | 350 | </span><span·class="w"> |
| 351 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 351 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1849945125-3">(</span><span·class="p"·data-group-id="1849945125-4">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="1849945125-4">]</span><span·class="p"·data-group-id="1849945125-3">)</span><span·class="p">.</span><span·class="w"> |
| 352 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 352 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1849945125-5">(</span><span·class="p"·data-group-id="1849945125-6">[</span><span·class="ss">alloc</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">free</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·196e4c5b40925ab3ae2d2394399dc91406ac9e63d38da7911c90d4205e0691f8·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 353 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 353 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1849945125-7">(</span><span·class="p"·data-group-id="1849945125-8">[</span><span·class="ss">available</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="1849945125-8">]</span><span·class="p"·data-group-id="1849945125-7">)</span><span·class="p">.</span><span·class="w"> |
| 354 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 354 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1849945125-9">(</span><span·class="p"·data-group-id="1849945125-10">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_call</span><span·class="p">/</s[·...·truncated·by·diffoscope;·len:·256,·SHA:·06831c936148a48a0951e3a8f462495342069e4166f7d5f117c91565b44fdc3f·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 355 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 355 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="1849945125-11">(</span><span·class="p"·data-group-id="1849945125-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 356 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 356 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="1849945125-12">(</span><span·class="p"·data-group-id="1849945125-13">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p"·data-group-id="1849945125-13">}</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·407,·SHA:·c7f953c378999c352669f61cba25c4d62cc5aa596f050fbac40675c92d41e4cb·...·]-12">)</span><span·class="p">.</span><span·class="w"> |
| 357 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 357 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="1849945125-16">(</span><span·class="p"·data-group-id="1849945125-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 358 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 358 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="1849945125-17">(</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">alloc</span><span·class="p"·data-group-id="1849945125-17">)</span><span·class="p">.</span><span·class="w"> |
| 359 | </span><span·class="nf">free</span><span·class="p"·data-group-id=" | 359 | </span><span·class="nf">free</span><span·class="p"·data-group-id="1849945125-18">(</span><span·class="n">Ch</span><span·class="p"·data-group-id="1849945125-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 360 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id=" | 360 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id="1849945125-19">(</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1849945125-20">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><sp[·...·truncated·by·diffoscope;·len:·92,·SHA:·4501fd7835d84336b4aeba1a458cf2e7ac595d4a3800555c5bf6a4c1fba5f1f8·...·]-19">)</span><span·class="p">.</span><span·class="w"> |
| 361 | </span><span·class="nf">available</span><span·class="p"·data-group-id=" | 361 | </span><span·class="nf">available</span><span·class="p"·data-group-id="1849945125-21">(</span><span·class="p"·data-group-id="1849945125-21">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 362 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 362 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="1849945125-22">(</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">available</span><span·class="p"·data-group-id="1849945125-22">)</span><span·class="p">.</span><span·class="w"> |
| 363 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 363 | </span><span·class="nf">init</span><span·class="p"·data-group-id="1849945125-23">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="1849945125-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 364 | ····</span><span·class="p"·data-group-id=" | 364 | ····</span><span·class="p"·data-group-id="1849945125-24">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">channels</span><span·class="p"·data-group-id="1849945125-25">(</span><span·class="p"·data-group-id="1849945125-25">)</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·87914aceed3d4d0473f3c8f9d910d5fe19f2dc03582d71c4b3b6edd86cbc6f9c·...·]-24">}</span><span·class="p">.</span><span·class="w"> |
| 365 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 365 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id="1849945125-26">(</span><span·class="ss">alloc</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·802f20f2c2cad33dd916394d58884c31b8743f50fda18e5f640fb141feeee140·...·]-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 366 | ····</span><span·class="p"·data-group-id=" | 366 | ····</span><span·class="p"·data-group-id="1849945125-27">{</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="1849945125-27">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·143,·SHA:·7417094e8c47979777b868398f18324a73f5faa46a227066899eb262a38ac969·...·]-28">)</span><span·class="p">,</span><span·class="w"> |
| 367 | ····</span><span·class="p"·data-group-id=" | 367 | ····</span><span·class="p"·data-group-id="1849945125-29">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="1849945125-29">}</span><span·class="p">;</span><span·class="w"> |
| 368 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 368 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id="1849945125-30">(</span><span·class="ss">available</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·14,·SHA:·e256e30c3fbc8b5057c1bcf5f30d6b97f1d528b11697ae743acc91406df855e2·...·]-30">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 369 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">available</span><span·class="p"·data-group-id=" | 369 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">available</span><span·class="p"·data-group-id="1849945125-31">(</span><span·class="n">Chs</span><span·class="p"·data-group-id="1849945125-31">)</span><span·class="p">,</span><span·class="w"> |
| 370 | ····</span><span·class="p"·data-group-id=" | 370 | ····</span><span·class="p"·data-group-id="1849945125-32">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="1849945125-32">}</span><span·class="p">.</span><span·class="w"> |
| 371 | </span><span·class="nf">handle_cast</span><span·class="p"·data-group-id=" | 371 | </span><span·class="nf">handle_cast</span><span·class="p"·data-group-id="1849945125-33">(</span><span·class="p"·data-group-id="1849945125-34">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="1849945125-34">}</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·91,·SHA:·5c6c597f4b347abbbdf517ac3a94f9389a25c6662398fc9a57eaecb619ed4e04·...·]-33">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 372 | ····</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id=" | 372 | ····</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id="1849945125-35">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="1849945125-35">)</span><span·class="p">,</span><span·class="w"> |
| 373 | ····</span><span·class="p"·data-group-id=" | 373 | ····</span><span·class="p"·data-group-id="1849945125-36">{</span><span·class="ss">noreply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="1849945125-36">}</span><span·class="p">.</span></code></pre><p>A·new·version·of·the·<code·class="inline">ch_app.app</code>·file·must·now·be·created,·where·the·version·is |
| 374 | updated:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4 | 374 | updated:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4633068701-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w"> |
| 375 | ·</span><span·class="p"·data-group-id="4 | 375 | ·</span><span·class="p"·data-group-id="4633068701-2">[</span><span·class="p"·data-group-id="4633068701-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Channel·allocator"</span><span·class="p"·data-group-id="4633068701-3">}</span><span·class="p">,</span><span·class="w"> |
| 376 | ··</span><span·class="p"·data-group-id="4 | 376 | ··</span><span·class="p"·data-group-id="4633068701-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"2"</span><span·class="p"·data-group-id="4633068701-4">}</span><span·class="p">,</span><span·class="w"> |
| 377 | ··</span><span·class="p"·data-group-id="4 | 377 | ··</span><span·class="p"·data-group-id="4633068701-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4633068701-6">[</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_sup</[·...·truncated·by·diffoscope;·len:·174,·SHA:·fde343e71d8edd5734f80c2e7179605b707e0339deb19d45614ef2bf8b2eb7d6·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 378 | ··</span><span·class="p"·data-group-id="4 | 378 | ··</span><span·class="p"·data-group-id="4633068701-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4633068701-8">[</span><span·class="ss">ch3</span><span·class="p"·data-group-id="4633068701-8">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·950358e1472fefc35c76f70c6f76e929db026c8665bdf399cedf3556c8e7f7b8·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 379 | ··</span><span·class="p"·data-group-id="4 | 379 | ··</span><span·class="p"·data-group-id="4633068701-9">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4633068701-10">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">st[·...·truncated·by·diffoscope;·len:·182,·SHA:·a51bfe961062d04cd4913c5f713cf7da7266ece4acf515ad0c65dff97bd7315a·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 380 | ··</span><span·class="p"·data-group-id="4 | 380 | ··</span><span·class="p"·data-group-id="4633068701-11">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4633068701-12">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="p"·data-group-id="4633068701-13">[</sp[·...·truncated·by·diffoscope;·len:·152,·SHA:·59519a6b23cf40c0e1f7c1eff7c76fa074fe61985aab7f6a6778a4ea3732530a·...·]-11">}</span><span·class="w"> |
| 381 | ·</span><span·class="p"·data-group-id="4 | 381 | ·</span><span·class="p"·data-group-id="4633068701-2">]</span><span·class="p"·data-group-id="4633068701-1">}</span><span·class="p">.</span></code></pre><p>To·upgrade·<code·class="inline">ch_app</code>·from·<code·class="inline">"1"</code>·to·<code·class="inline">"2"</code>·(and·to·downgrade·from·<code·class="inline">"2"</code>·to·<code·class="inline">"1"</code>), |
| 382 | you·only·need·to·load·the·new·(old)·version·of·the·<code·class="inline">ch3</code>·callback·module.·Create | 382 | you·only·need·to·load·the·new·(old)·version·of·the·<code·class="inline">ch3</code>·callback·module.·Create |
| 383 | the·application·upgrade·file·<code·class="inline">ch_app.appup</code>·in·the·<code·class="inline">ebin</code>·directory:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 383 | the·application·upgrade·file·<code·class="inline">ch_app.appup</code>·in·the·<code·class="inline">ebin</code>·directory:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8403723385-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 384 | ·</span><span·class="p"·data-group-id=" | 384 | ·</span><span·class="p"·data-group-id="8403723385-2">[</span><span·class="p"·data-group-id="8403723385-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8403723385-4">[</span><span·class="p"·data-group-id="8403723385-5"[·...·truncated·by·diffoscope;·len:·319,·SHA:·899bd6d50ff52dd8457b9b98a28245dd29a7102c7c6949121fb108d583edc747·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 385 | ·</span><span·class="p"·data-group-id=" | 385 | ·</span><span·class="p"·data-group-id="8403723385-6">[</span><span·class="p"·data-group-id="8403723385-7">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8403723385-8">[</span><span·class="p"·data-group-id="8403723385-9"[·...·truncated·by·diffoscope;·len:·319,·SHA:·f58b4ab6a8097710a4c643c7b6743c8fcfc261e6c872340b49f5ba7064bc353d·...·]-6">]</span><span·class="w"> |
| 386 | </span><span·class="p"·data-group-id=" | 386 | </span><span·class="p"·data-group-id="8403723385-1">}</span><span·class="p">.</span></code></pre><p><a·href=""·id="relup"></a></p><h2·id="release-upgrade-file"·class="section-heading"> |
| 387 | ··<a·href="#release-upgrade-file"·class="hover-link"> | 387 | ··<a·href="#release-upgrade-file"·class="hover-link"> |
| 388 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 388 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 389 | ··</a> | 389 | ··</a> |
| 390 | ··<span·class="text">Release·Upgrade·File</span> | 390 | ··<span·class="text">Release·Upgrade·File</span> |
| 391 | </h2> | 391 | </h2> |
| 392 | <p>To·define·how·to·upgrade/downgrade·between·the·new·version·and·previous·versions | 392 | <p>To·define·how·to·upgrade/downgrade·between·the·new·version·and·previous·versions |
| 393 | of·a·release,·a·<em>release·upgrade·file</em>,·or·in·short·<code·class="inline">.relup</code>·file,·is·to·be | 393 | of·a·release,·a·<em>release·upgrade·file</em>,·or·in·short·<code·class="inline">.relup</code>·file,·is·to·be |
| Offset 405, 22 lines modified | Offset 405, 22 lines modified | ||
| 405 | are·to·be·added·and·deleted,·and·which·applications·that·must·be·upgraded·and/or | 405 | are·to·be·added·and·deleted,·and·which·applications·that·must·be·upgraded·and/or |
| 406 | downgraded.·The·instructions·for·this·are·fetched·from·the·<code·class="inline">.appup</code>·files·and | 406 | downgraded.·The·instructions·for·this·are·fetched·from·the·<code·class="inline">.appup</code>·files·and |
| 407 | transformed·into·a·single·list·of·low-level·instructions·in·the·right·order.</p><p>If·the·<code·class="inline">relup</code>·file·is·relatively·simple,·it·can·be·created·manually.·It·is·only | 407 | transformed·into·a·single·list·of·low-level·instructions·in·the·right·order.</p><p>If·the·<code·class="inline">relup</code>·file·is·relatively·simple,·it·can·be·created·manually.·It·is·only |
| 408 | to·contain·low-level·instructions.</p><p>For·details·about·the·syntax·and·contents·of·the·release·upgrade·file,·see | 408 | to·contain·low-level·instructions.</p><p>For·details·about·the·syntax·and·contents·of·the·release·upgrade·file,·see |
| 409 | <a·href="../../lib/sasl-4.2.2/doc/html/relup.html"><code·class="inline">relup</code></a>·in·SASL.</p><p><em>Example,·continued·from·the·previous·section:</em>·You·have·a·new·version·"2"·of | 409 | <a·href="../../lib/sasl-4.2.2/doc/html/relup.html"><code·class="inline">relup</code></a>·in·SASL.</p><p><em>Example,·continued·from·the·previous·section:</em>·You·have·a·new·version·"2"·of |
| 410 | <code·class="inline">ch_app</code>·and·an·<code·class="inline">.appup</code>·file.·A·new·version·of·the·<code·class="inline">.rel</code>·file·is·also·needed. | 410 | <code·class="inline">ch_app</code>·and·an·<code·class="inline">.appup</code>·file.·A·new·version·of·the·<code·class="inline">.rel</code>·file·is·also·needed. |
| 411 | This·time·the·file·is·called·<code·class="inline">ch_rel-2.rel</code>·and·the·release·version·string·is | 411 | This·time·the·file·is·called·<code·class="inline">ch_rel-2.rel</code>·and·the·release·version·string·is |
| 412 | changed·from·"A"·to·"B":</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 412 | changed·from·"A"·to·"B":</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3196823971-1">{</span><span·class="ss">release</span><span·class="p">,</span><span·class="w"> |
| 413 | ·</span><span·class="p"·data-group-id=" | 413 | ·</span><span·class="p"·data-group-id="3196823971-2">{</span><span·class="s">"ch_rel"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"B"</span><span·class="p"·data-group-id="3196823971-2">}</span><span·class="p">,</span><span·class="w"> |
| 414 | ·</span><span·class="p"·data-group-id=" | 414 | ·</span><span·class="p"·data-group-id="3196823971-3">{</span><span·class="ss">erts</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"14.2.5"</span><span·class="p"·data-group-id="3196823971-3">}</span><span·class="p">,</span><span·class="w"> |
| 415 | ·</span><span·class="p"·data-group-id=" | 415 | ·</span><span·class="p"·data-group-id="3196823971-4">[</span><span·class="p"·data-group-id="3196823971-5">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"9.2.4"</span><span·class="p"·data-group-id="3196823971-5">}</span><span·class="p">,</span><span·class="w"> |
| 416 | ··</span><span·class="p"·data-group-id=" | 416 | ··</span><span·class="p"·data-group-id="3196823971-6">{</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"5.2.3"</span><span·class="p"·data-group-id="3196823971-6">}</span><span·class="p">,</span><span·class="w"> |
| 417 | ··</span><span·class="p"·data-group-id=" | 417 | ··</span><span·class="p"·data-group-id="3196823971-7">{</span><span·class="ss">sasl</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"4.2.1"</span><span·class="p"·data-group-id="3196823971-7">}</span><span·class="p">,</span><span·class="w"> |
| 418 | ··</span><span·class="p"·data-group-id=" | 418 | ··</span><span·class="p"·data-group-id="3196823971-8">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"2"</span><span·class="p"·data-group-id="3196823971-8">}</span><span·class="p"·data-group-id="3196823971-4">]</span><span·class="w"> |
| 419 | </span><span·class="p"·data-group-id=" | 419 | </span><span·class="p"·data-group-id="3196823971-1">}</span><span·class="p">.</span></code></pre><p>Now·the·<code·class="inline">relup</code>·file·can·be·generated:</p><pre><code·class="text">1>·systools:make_relup("ch_rel-2",·["ch_rel-1"],·["ch_rel-1"]). |
| 420 | ok</code></pre><p>This·generates·a·<code·class="inline">relup</code>·file·with·instructions·for·how·to·upgrade·from·version | 420 | ok</code></pre><p>This·generates·a·<code·class="inline">relup</code>·file·with·instructions·for·how·to·upgrade·from·version |
| 421 | "A"·("ch_rel-1")·to·version·"B"·("ch_rel-2")·and·how·to·downgrade·from·version | 421 | "A"·("ch_rel-1")·to·version·"B"·("ch_rel-2")·and·how·to·downgrade·from·version |
| 422 | "B"·to·version·"A".</p><p>Both·the·old·and·new·versions·of·the·<code·class="inline">.app</code>·and·<code·class="inline">.rel</code>·files·must·be·in·the·code | 422 | "B"·to·version·"A".</p><p>Both·the·old·and·new·versions·of·the·<code·class="inline">.app</code>·and·<code·class="inline">.rel</code>·files·must·be·in·the·code |
| 423 | path,·as·well·as·the·<code·class="inline">.appup</code>·and·(new)·<code·class="inline">.beam</code>·files.·The·code·path·can·be | 423 | path,·as·well·as·the·<code·class="inline">.appup</code>·and·(new)·<code·class="inline">.beam</code>·files.·The·code·path·can·be |
| 424 | extended·by·using·the·option·<code·class="inline">path</code>:</p><pre><code·class="text">1>·systools:make_relup("ch_rel-2",·["ch_rel-1"],·["ch_rel-1"], | 424 | extended·by·using·the·option·<code·class="inline">path</code>:</p><pre><code·class="text">1>·systools:make_relup("ch_rel-2",·["ch_rel-1"],·["ch_rel-1"], |
| 425 | [{path,["../ch_rel-1", | 425 | [{path,["../ch_rel-1", |
| 426 | "../ch_rel-1/lib/ch_app-1/ebin"]}]). | 426 | "../ch_rel-1/lib/ch_app-1/ebin"]}]). |
| Offset 433, 25 lines modified | Offset 433, 25 lines modified | ||
| 433 | <p>When·you·have·made·a·new·version·of·a·release,·a·release·package·can·be·created | 433 | <p>When·you·have·made·a·new·version·of·a·release,·a·release·package·can·be·created |
| 434 | with·this·new·version·and·transferred·to·the·target·environment.</p><p>To·install·the·new·version·of·the·release·in·runtime,·the·<em>release | 434 | with·this·new·version·and·transferred·to·the·target·environment.</p><p>To·install·the·new·version·of·the·release·in·runtime,·the·<em>release |
| 435 | handler</em>·is·used.·This·is·a·process·belonging·to·the·SASL·application, | 435 | handler</em>·is·used.·This·is·a·process·belonging·to·the·SASL·application, |
| 436 | which·handles·unpacking,·installation,·and·removal·of·release | 436 | which·handles·unpacking,·installation,·and·removal·of·release |
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| Offset 136, 37 lines modified | Offset 136, 37 lines modified | ||
| 136 | ··<a·href="#release-resource-file"·class="hover-link"> | 136 | ··<a·href="#release-resource-file"·class="hover-link"> |
| 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 138 | ··</a> | 138 | ··</a> |
| 139 | ··<span·class="text">Release·Resource·File</span> | 139 | ··<span·class="text">Release·Resource·File</span> |
| 140 | </h2> | 140 | </h2> |
| 141 | <p>To·define·a·release,·create·a·<em>release·resource·file</em>,·or·in·short·a·<code·class="inline">.rel</code> | 141 | <p>To·define·a·release,·create·a·<em>release·resource·file</em>,·or·in·short·a·<code·class="inline">.rel</code> |
| 142 | file.·In·the·file,·specify·the·name·and·version·of·the·release,·which·ERTS | 142 | file.·In·the·file,·specify·the·name·and·version·of·the·release,·which·ERTS |
| 143 | version·it·is·based·on,·and·which·applications·it·consists·of:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 143 | version·it·is·based·on,·and·which·applications·it·consists·of:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0468908847-1">{</span><span·class="ss">release</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0468908847-2">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="n">Vsn</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·273,·SHA:·15b0dd466f0dd5ba726fca30b6dbe27dbfabed95e632dcf6eb790c586c902be1·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 144 | ·</span><span·class="p"·data-group-id=" | 144 | ·</span><span·class="p"·data-group-id="0468908847-4">[</span><span·class="p"·data-group-id="0468908847-5">{</span><span·class="n">Application1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppVsn1</span><span·class="p"·data-group-id="0468908847-5">}</span><span·class="p">,</span><span·class="w"> |
| 145 | ···</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 145 | ···</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 146 | ··</span><span·class="p"·data-group-id=" | 146 | ··</span><span·class="p"·data-group-id="0468908847-6">{</span><span·class="n">ApplicationN</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppVsnN</span><span·class="p"·data-group-id="0468908847-6">}</span><span·class="p"·data-group-id="0468908847-4">]</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·e178d21f99886136f4c6ebcad71cf9f4e010d9248d4b9a22c063150215937157·...·]-1">}</span><span·class="p">.</span></code></pre><p><code·class="inline">Name</code>,·<code·class="inline">Vsn</code>,·<code·class="inline">EVsn</code>,·and·<code·class="inline">AppVsn</code>·are·strings.</p><p>The·file·must·be·named·<code·class="inline">Rel.rel</code>,·where·<code·class="inline">Rel</code>·is·a·unique·name.</p><p>Each·<code·class="inline">Application</code>·(atom)·and·<code·class="inline">AppVsn</code>·is·the·name·and·version·of·an·application |
| 147 | included·in·the·release.·The·minimal·release·based·on·Erlang/OTP·consists·of·the | 147 | included·in·the·release.·The·minimal·release·based·on·Erlang/OTP·consists·of·the |
| 148 | Kernel·and·STDLIB·applications,·so·these·applications·must·be·included·in·the | 148 | Kernel·and·STDLIB·applications,·so·these·applications·must·be·included·in·the |
| 149 | list.</p><p>If·the·release·is·to·be·upgraded,·it·must·also·include·the·SASL·application.</p><p><a·href=""·id="ch_rel"></a></p><p>Here·is·an·example·showing·the·<code·class="inline">.app</code>·file·for·a·release·of·<code·class="inline">ch_app</code>·from | 149 | list.</p><p>If·the·release·is·to·be·upgraded,·it·must·also·include·the·SASL·application.</p><p><a·href=""·id="ch_rel"></a></p><p>Here·is·an·example·showing·the·<code·class="inline">.app</code>·file·for·a·release·of·<code·class="inline">ch_app</code>·from |
| 150 | the·<a·href="applications.html#ch_app">Applications</a>·section:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 150 | the·<a·href="applications.html#ch_app">Applications</a>·section:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8280113400-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w"> |
| 151 | ·</span><span·class="p"·data-group-id=" | 151 | ·</span><span·class="p"·data-group-id="8280113400-2">[</span><span·class="p"·data-group-id="8280113400-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Channel·allocator"</span><span·class="p"·data-group-id="8280113400-3">}</span><span·class="p">,</span><span·class="w"> |
| 152 | ··</span><span·class="p"·data-group-id=" | 152 | ··</span><span·class="p"·data-group-id="8280113400-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="8280113400-4">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ··</span><span·class="p"·data-group-id=" | 153 | ··</span><span·class="p"·data-group-id="8280113400-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8280113400-6">[</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_sup<[·...·truncated·by·diffoscope;·len:·175,·SHA:·04798572736b4ccec93ddaa28b44f41af1943b6f28a076b85ea21b5817d1a179·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 154 | ··</span><span·class="p"·data-group-id=" | 154 | ··</span><span·class="p"·data-group-id="8280113400-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8280113400-8">[</span><span·class="ss">ch3</span><span·class="p"·data-group-id="8280113400-8">]</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·247bd3ccab1ce47c032d1293340605161254dc726cac308a7ad1a93a3f6e8f1d·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 155 | ··</span><span·class="p"·data-group-id=" | 155 | ··</span><span·class="p"·data-group-id="8280113400-9">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8280113400-10">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">s[·...·truncated·by·diffoscope;·len:·183,·SHA:·d2920cf3dbbbf797ba8f94702d2a9bdc253828b63f876c50a833646a369b9351·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ··</span><span·class="p"·data-group-id=" | 156 | ··</span><span·class="p"·data-group-id="8280113400-11">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8280113400-12">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="p"·data-group-id="8280113400-13">[</s[·...·truncated·by·diffoscope;·len:·153,·SHA:·c5c36dc42cb6a1df4a94d901fcced5963f70d5629b0021f4896f51518275a328·...·]-11">}</span><span·class="w"> |
| 157 | ·</span><span·class="p"·data-group-id=" | 157 | ·</span><span·class="p"·data-group-id="8280113400-2">]</span><span·class="p"·data-group-id="8280113400-1">}</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">.rel</code>·file·must·also·contain·<code·class="inline">kernel</code>,·<code·class="inline">stdlib</code>,·and·<code·class="inline">sasl</code>,·as·these |
| 158 | applications·are·required·by·<code·class="inline">ch_app</code>.·The·file·is·called·<code·class="inline">ch_rel-1.rel</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 158 | applications·are·required·by·<code·class="inline">ch_app</code>.·The·file·is·called·<code·class="inline">ch_rel-1.rel</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4017136910-1">{</span><span·class="ss">release</span><span·class="p">,</span><span·class="w"> |
| 159 | ·</span><span·class="p"·data-group-id=" | 159 | ·</span><span·class="p"·data-group-id="4017136910-2">{</span><span·class="s">"ch_rel"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"A"</span><span·class="p"·data-group-id="4017136910-2">}</span><span·class="p">,</span><span·class="w"> |
| 160 | ·</span><span·class="p"·data-group-id=" | 160 | ·</span><span·class="p"·data-group-id="4017136910-3">{</span><span·class="ss">erts</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"14.2.5"</span><span·class="p"·data-group-id="4017136910-3">}</span><span·class="p">,</span><span·class="w"> |
| 161 | ·</span><span·class="p"·data-group-id=" | 161 | ·</span><span·class="p"·data-group-id="4017136910-4">[</span><span·class="p"·data-group-id="4017136910-5">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"9.2.4"</span><span·class="p"·data-group-id="4017136910-5">}</span><span·class="p">,</span><span·class="w"> |
| 162 | ··</span><span·class="p"·data-group-id=" | 162 | ··</span><span·class="p"·data-group-id="4017136910-6">{</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"5.2.3"</span><span·class="p"·data-group-id="4017136910-6">}</span><span·class="p">,</span><span·class="w"> |
| 163 | ··</span><span·class="p"·data-group-id=" | 163 | ··</span><span·class="p"·data-group-id="4017136910-7">{</span><span·class="ss">sasl</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"4.2.1"</span><span·class="p"·data-group-id="4017136910-7">}</span><span·class="p">,</span><span·class="w"> |
| 164 | ··</span><span·class="p"·data-group-id=" | 164 | ··</span><span·class="p"·data-group-id="4017136910-8">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="4017136910-8">}</span><span·class="p"·data-group-id="4017136910-4">]</span><span·class="w"> |
| 165 | </span><span·class="p"·data-group-id=" | 165 | </span><span·class="p"·data-group-id="4017136910-1">}</span><span·class="p">.</span></code></pre><p><a·href=""·id="boot"></a></p><h2·id="generating-boot-scripts"·class="section-heading"> |
| 166 | ··<a·href="#generating-boot-scripts"·class="hover-link"> | 166 | ··<a·href="#generating-boot-scripts"·class="hover-link"> |
| 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 168 | ··</a> | 168 | ··</a> |
| 169 | ··<span·class="text">Generating·Boot·Scripts</span> | 169 | ··<span·class="text">Generating·Boot·Scripts</span> |
| 170 | </h2> | 170 | </h2> |
| 171 | <p><a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·in·the·SASL·application·includes·tools·to·build·and·check | 171 | <p><a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·in·the·SASL·application·includes·tools·to·build·and·check |
| 172 | releases.·The·functions·read·the·<code·class="inline">.rel</code>·and·<code·class="inline">.app</code>·files·and·perform | 172 | releases.·The·functions·read·the·<code·class="inline">.rel</code>·and·<code·class="inline">.app</code>·files·and·perform |
| Offset 190, 17 lines modified | Offset 190, 17 lines modified | ||
| 190 | ··<a·href="#creating-a-release-package"·class="hover-link"> | 190 | ··<a·href="#creating-a-release-package"·class="hover-link"> |
| 191 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 191 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 192 | ··</a> | 192 | ··</a> |
| 193 | ··<span·class="text">Creating·a·Release·Package</span> | 193 | ··<span·class="text">Creating·a·Release·Package</span> |
| 194 | </h2> | 194 | </h2> |
| 195 | <p>The·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html#make_tar/2"><code·class="inline">systools:make_tar/1,2</code></a>·function·takes·a | 195 | <p>The·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html#make_tar/2"><code·class="inline">systools:make_tar/1,2</code></a>·function·takes·a |
| 196 | <code·class="inline">.rel</code>·file·as·input·and·creates·a·zipped·tar·file·with·the·code·for | 196 | <code·class="inline">.rel</code>·file·as·input·and·creates·a·zipped·tar·file·with·the·code·for |
| 197 | the·specified·applications,·a·<em>release·package</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">systools</span><span·class="p">:</span><span·class="nf">make_script</span><span·class="p"·data-group-id=" | 197 | the·specified·applications,·a·<em>release·package</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">systools</span><span·class="p">:</span><span·class="nf">make_script</span><span·class="p"·data-group-id="1594479488-1">(</span><span·class="s">"ch_rel-1"</span><span·class="p"·data-group-id="1594479488-1">)</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 198 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 199 | 2>·</span><span·class="nc">systools</span><span·class="p">:</span><span·class="nf">make_tar</span><span·class="p"·data-group-id=" | 199 | 2>·</span><span·class="nc">systools</span><span·class="p">:</span><span·class="nf">make_tar</span><span·class="p"·data-group-id="1594479488-2">(</span><span·class="s">"ch_rel-1"</span><span·class="p"·data-group-id="1594479488-2">)</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="ss">ok</span></code></pre><p>The·release·package·by·default·contains:</p><ul><li>The·<code·class="inline">.app</code>·files</li><li>The·<code·class="inline">.rel</code>·file</li><li>The·object·code·for·all·applications,·structured·according·to·the | 200 | </span><span·class="ss">ok</span></code></pre><p>The·release·package·by·default·contains:</p><ul><li>The·<code·class="inline">.app</code>·files</li><li>The·<code·class="inline">.rel</code>·file</li><li>The·object·code·for·all·applications,·structured·according·to·the |
| 201 | <a·href="applications.html#app_dir">application·directory·structure</a></li><li>The·binary·boot·script·renamed·to·<code·class="inline">start.boot</code></li></ul><pre><code·class="text">%·tar·tf·ch_rel-1.tar | 201 | <a·href="applications.html#app_dir">application·directory·structure</a></li><li>The·binary·boot·script·renamed·to·<code·class="inline">start.boot</code></li></ul><pre><code·class="text">%·tar·tf·ch_rel-1.tar |
| 202 | lib/kernel-9.2.4/ebin/kernel.app | 202 | lib/kernel-9.2.4/ebin/kernel.app |
| 203 | lib/kernel-9.2.4/ebin/application.beam | 203 | lib/kernel-9.2.4/ebin/application.beam |
| 204 | ... | 204 | ... |
| 205 | lib/stdlib-5.2.3/ebin/stdlib.app | 205 | lib/stdlib-5.2.3/ebin/stdlib.app |
| 206 | lib/stdlib-5.2.3/ebin/argparse.beam | 206 | lib/stdlib-5.2.3/ebin/argparse.beam |
| Offset 351, 15 lines modified | Offset 351, 15 lines modified | ||
| 351 | ······<p·class="built-using"> | 351 | ······<p·class="built-using"> |
| 352 | ········Built·using | 352 | ········Built·using |
| 353 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 353 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 354 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 354 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 355 | ······</p> | 355 | ······</p> |
| 356 | <p>Copyright·©·1996-202 | 356 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 357 | ····</footer> | 357 | ····</footer> |
| 358 | ··</div> | 358 | ··</div> |
| 359 | </main> | 359 | </main> |
| 360 | </div> | 360 | </div> |
| 361 | <script> | 361 | <script> |
| 362 | ··function·mermaidLoaded()·{ | 362 | ··function·mermaidLoaded()·{ |
| 363 | ····mermaid.initialize({ | 363 | ····mermaid.initialize({ |
| Offset 128, 68 lines modified | Offset 128, 68 lines modified | ||
| 128 | </h2> | 128 | </h2> |
| 129 | <p>Before·improving·the·messenger·program,·let·us·look·at·some·general·principles, | 129 | <p>Before·improving·the·messenger·program,·let·us·look·at·some·general·principles, |
| 130 | using·the·ping·pong·program·as·an·example.·Recall·that·when·"ping"·finishes,·it | 130 | using·the·ping·pong·program·as·an·example.·Recall·that·when·"ping"·finishes,·it |
| 131 | tells·"pong"·that·it·has·done·so·by·sending·the·atom·<code·class="inline">finished</code>·as·a·message·to | 131 | tells·"pong"·that·it·has·done·so·by·sending·the·atom·<code·class="inline">finished</code>·as·a·message·to |
| 132 | "pong"·so·that·"pong"·can·also·finish.·Another·way·to·let·"pong"·finish·is·to | 132 | "pong"·so·that·"pong"·can·also·finish.·Another·way·to·let·"pong"·finish·is·to |
| 133 | make·"pong"·exit·if·it·does·not·receive·a·message·from·ping·within·a·certain | 133 | make·"pong"·exit·if·it·does·not·receive·a·message·from·ping·within·a·certain |
| 134 | time.·This·can·be·done·by·adding·a·<em>time-out</em>·to·<code·class="inline">pong</code>·as·shown·in·the | 134 | time.·This·can·be·done·by·adding·a·<em>time-out</em>·to·<code·class="inline">pong</code>·as·shown·in·the |
| 135 | following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 135 | following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1819634543-1">(</span><span·class="ss">tut19</span><span·class="p"·data-group-id="1819634543-1">)</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="w"> | 136 | </span><span·class="w"> |
| 137 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 137 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1819634543-2">(</span><span·class="p"·data-group-id="1819634543-3">[</span><span·class="ss">start_ping</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_pong</span><span·class="p">[·...·truncated·by·diffoscope;·len:·378,·SHA:·2011f667c1f45724c91f232ec6e39153068b625f94b4cba214bf545555528744·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 138 | </span><span·class="nf">ping</span><span·class="p"·data-group-id=" | 138 | </span><span·class="nf">ping</span><span·class="p"·data-group-id="1819634543-4">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Node</span><span·class="p"·data-group-id="1819634543-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1819634543-5">(</span><span·class="s">"ping·finished</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1819634543-6">[</span><span·class="p"·data-group-id="18196[·...·truncated·by·diffoscope;·len:·58,·SHA:·7d003902fc64ccad700a50256399837e96fd74c1e723070af5ce3078511c4c7d·...·]-5">)</span><span·class="p">;</span><span·class="w"> |
| 140 | </span><span·class="nf">ping</span><span·class="p"·data-group-id=" | 140 | </span><span·class="nf">ping</span><span·class="p"·data-group-id="1819634543-7">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Node</span><span·class="p"·data-group-id="1819634543-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 141 | ····</span><span·class="p"·data-group-id=" | 141 | ····</span><span·class="p"·data-group-id="1819634543-8">{</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Node</span><span·class="p"·data-group-id="1819634543-8">}</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·305,·SHA:·4bf0d5bca3ca418771f58cf3709118b9c895486516d1d70cfdcfbf381b7be28f·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 142 | ····</span><span·class="k">receive</span><span·class="w"> | 142 | ····</span><span·class="k">receive</span><span·class="w"> |
| 143 | ········</span><span·class="ss">pong</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 143 | ········</span><span·class="ss">pong</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 144 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 144 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1819634543-11">(</span><span·class="s">"Ping·received·pong</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1819634543-12">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·66,·SHA:·070013d5852125f9c4c34ac88791c25d9980c7725b8a5aa2c9a013ab5c1623de·...·]-11">)</span><span·class="w"> |
| 145 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 145 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 146 | ····</span><span·class="nf">ping</span><span·class="p"·data-group-id=" | 146 | ····</span><span·class="nf">ping</span><span·class="p"·data-group-id="1819634543-13">(</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Node</span><span·class="p"·data-group-id="1[·...·truncated·by·diffoscope;·len:·9,·SHA:·1d416273eb7d41eebfbb21488a72f1f8a30fbff3a316989afcfb6b55f427e90a·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="nf">pong</span><span·class="p"·data-group-id=" | 147 | </span><span·class="nf">pong</span><span·class="p"·data-group-id="1819634543-14">(</span><span·class="p"·data-group-id="1819634543-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 148 | ····</span><span·class="k">receive</span><span·class="w"> | 148 | ····</span><span·class="k">receive</span><span·class="w"> |
| 149 | ········</span><span·class="p"·data-group-id=" | 149 | ········</span><span·class="p"·data-group-id="1819634543-15">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ping_PID</span><span·class="p"·data-group-id="1819634543-15">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 150 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 150 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1819634543-16">(</span><span·class="s">"Pong·received·ping</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1819634543-17">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·66,·SHA:·3cdcbbb70c686d13d77eea433e3fa54a8f12cd08545f2ee29a2f5598f5e30a26·...·]-16">)</span><span·class="p">,</span><span·class="w"> |
| 151 | ············</span><span·class="n">Ping_PID</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w"> | 151 | ············</span><span·class="n">Ping_PID</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w"> |
| 152 | ············</span><span·class="nf">pong</span><span·class="p"·data-group-id=" | 152 | ············</span><span·class="nf">pong</span><span·class="p"·data-group-id="1819634543-18">(</span><span·class="p"·data-group-id="1819634543-18">)</span><span·class="w"> |
| 153 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 153 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 154 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 154 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1819634543-19">(</span><span·class="s">"Pong·timed·out</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1819634543-20">[</span><span·class="p"·data-group-id="18[·...·truncated·by·diffoscope;·len:·62,·SHA:·00b1383bd1b1600c78058be74e2a957f46320cde8557d0b1269de70d8a882a1c·...·]-19">)</span><span·class="w"> |
| 155 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 155 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="nf">start_pong</span><span·class="p"·data-group-id=" | 156 | </span><span·class="nf">start_pong</span><span·class="p"·data-group-id="1819634543-21">(</span><span·class="p"·data-group-id="1819634543-21">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 157 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="1819634543-22">(</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="1819634543-23">(</span><span·class="ss">tut19</span><span·class="p">,</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·282,·SHA:·49df59f01eb44113187b25b041212fe25be6288a4b6e8ee94b3bc1005834b2c1·...·]-22">)</span><span·class="p">.</span><span·class="w"> |
| 158 | </span><span·class="nf">start_ping</span><span·class="p"·data-group-id=" | 158 | </span><span·class="nf">start_ping</span><span·class="p"·data-group-id="1819634543-25">(</span><span·class="n">Pong_Node</span><span·class="p"·data-group-id="1819634543-25">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 159 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 159 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="1819634543-26">(</span><span·class="ss">tut19</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1819634543-27">[</span><span·class="mi">3</span><[·...·truncated·by·diffoscope;·len:·174,·SHA:·1a67b1ac0e36a5495933f97e800b3a5568eba52e049ed4577969cf93760035ba·...·]-26">)</span><span·class="p">.</span></code></pre><p>After·this·is·compiled·and·the·file·<code·class="inline">tut19.beam</code>·is·copied·to·the·necessary |
| 160 | directories,·the·following·is·seen·on·(pong@kosken):</p><pre><code·class="text">(pong@kosken)1>·tut19:start_pong(). | 160 | directories,·the·following·is·seen·on·(pong@kosken):</p><pre><code·class="text">(pong@kosken)1>·tut19:start_pong(). |
| 161 | true | 161 | true |
| 162 | Pong·received·ping | 162 | Pong·received·ping |
| 163 | Pong·received·ping | 163 | Pong·received·ping |
| 164 | Pong·received·ping | 164 | Pong·received·ping |
| 165 | Pong·timed·out</code></pre><p>And·the·following·is·seen·on·(ping@gollum):</p><pre><code·class="text">(ping@gollum)1>·tut19:start_ping(pong@kosken). | 165 | Pong·timed·out</code></pre><p>And·the·following·is·seen·on·(ping@gollum):</p><pre><code·class="text">(ping@gollum)1>·tut19:start_ping(pong@kosken). |
| 166 | <0.36.0> | 166 | <0.36.0> |
| 167 | Ping·received·pong | 167 | Ping·received·pong |
| 168 | Ping·received·pong | 168 | Ping·received·pong |
| 169 | Ping·received·pong | 169 | Ping·received·pong |
| 170 | ping·finished</code></pre><p>The·time-out·is·set·in:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">pong</span><span·class="p"·data-group-id=" | 170 | ping·finished</code></pre><p>The·time-out·is·set·in:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">pong</span><span·class="p"·data-group-id="0336470853-1">(</span><span·class="p"·data-group-id="0336470853-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 171 | ····</span><span·class="k">receive</span><span·class="w"> | 171 | ····</span><span·class="k">receive</span><span·class="w"> |
| 172 | ········</span><span·class="p"·data-group-id=" | 172 | ········</span><span·class="p"·data-group-id="0336470853-2">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ping_PID</span><span·class="p"·data-group-id="0336470853-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 173 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 173 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0336470853-3">(</span><span·class="s">"Pong·received·ping</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0336470853-4">[</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·63,·SHA:·3588bbad0e1c47c9593031e27a205f1035f66dc92cdab7db5c0842c159e36b48·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 174 | ············</span><span·class="n">Ping_PID</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w"> | 174 | ············</span><span·class="n">Ping_PID</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w"> |
| 175 | ············</span><span·class="nf">pong</span><span·class="p"·data-group-id=" | 175 | ············</span><span·class="nf">pong</span><span·class="p"·data-group-id="0336470853-5">(</span><span·class="p"·data-group-id="0336470853-5">)</span><span·class="w"> |
| 176 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 176 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 177 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0336470853-6">(</span><span·class="s">"Pong·timed·out</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0336470853-7">[</span><span·class="p"·data-group-id="0336[·...·truncated·by·diffoscope;·len:·59,·SHA:·5b6d97fb568aca3a15c208ac91c170858c1d4d30e35e2ddb17ca67a53cca7159·...·]-6">)</span><span·class="w"> |
| 178 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·time-out·(<code·class="inline">after·5000</code>)·is·started·when·<code·class="inline">receive</code>·is·entered.·The·time-out | 178 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·time-out·(<code·class="inline">after·5000</code>)·is·started·when·<code·class="inline">receive</code>·is·entered.·The·time-out |
| 179 | is·canceled·if·<code·class="inline">{ping,Ping_PID}</code>·is·received.·If·<code·class="inline">{ping,Ping_PID}</code>·is·not | 179 | is·canceled·if·<code·class="inline">{ping,Ping_PID}</code>·is·received.·If·<code·class="inline">{ping,Ping_PID}</code>·is·not |
| 180 | received,·the·actions·following·the·time-out·are·done·after·5000·milliseconds. | 180 | received,·the·actions·following·the·time-out·are·done·after·5000·milliseconds. |
| 181 | <code·class="inline">after</code>·must·be·last·in·the·<code·class="inline">receive</code>,·that·is,·preceded·by·all·other·message | 181 | <code·class="inline">after</code>·must·be·last·in·the·<code·class="inline">receive</code>,·that·is,·preceded·by·all·other·message |
| 182 | reception·specifications·in·the·<code·class="inline">receive</code>.·It·is·also·possible·to·call·a | 182 | reception·specifications·in·the·<code·class="inline">receive</code>.·It·is·also·possible·to·call·a |
| 183 | function·that·returned·an·integer·for·the·time-out:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">after</span><span·class="w">·</span><span·class="nf">pong_timeout</span><span·class="p"·data-group-id="6 | 183 | function·that·returned·an·integer·for·the·time-out:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">after</span><span·class="w">·</span><span·class="nf">pong_timeout</span><span·class="p"·data-group-id="6649304215-1">(</span><span·class="p"·data-group-id="6649304215-1">)</span><span·class="w">·</span><span·class="p">-></span></code></pre><p>In·general,·there·are·better·ways·than·using·time-outs·to·supervise·parts·of·a |
| 184 | distributed·Erlang·system.·Time-outs·are·usually·appropriate·to·supervise | 184 | distributed·Erlang·system.·Time-outs·are·usually·appropriate·to·supervise |
| 185 | external·events,·for·example,·if·you·have·expected·a·message·from·some·external | 185 | external·events,·for·example,·if·you·have·expected·a·message·from·some·external |
| 186 | system·within·a·specified·time.·For·example,·a·time-out·can·be·used·to·log·a | 186 | system·within·a·specified·time.·For·example,·a·time-out·can·be·used·to·log·a |
| 187 | user·out·of·the·messenger·system·if·they·have·not·accessed·it·for,·say,·ten | 187 | user·out·of·the·messenger·system·if·they·have·not·accessed·it·for,·say,·ten |
| 188 | minutes.</p><h2·id="error-handling"·class="section-heading"> | 188 | minutes.</p><h2·id="error-handling"·class="section-heading"> |
| 189 | ··<a·href="#error-handling"·class="hover-link"> | 189 | ··<a·href="#error-handling"·class="hover-link"> |
| 190 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 190 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 209, 96 lines modified | Offset 209, 96 lines modified | ||
| 209 | something·called·a·<em>signal</em>·to·all·the·processes·it·has·links·to.</p><p>The·signal·carries·information·about·the·pid·it·was·sent·from·and·the·exit | 209 | something·called·a·<em>signal</em>·to·all·the·processes·it·has·links·to.</p><p>The·signal·carries·information·about·the·pid·it·was·sent·from·and·the·exit |
| 210 | reason.</p><p>The·default·behaviour·of·a·process·that·receives·a·normal·exit·is·to·ignore·the | 210 | reason.</p><p>The·default·behaviour·of·a·process·that·receives·a·normal·exit·is·to·ignore·the |
| 211 | signal.</p><p>The·default·behaviour·in·the·two·other·cases·(that·is,·abnormal·exit)·above·is | 211 | signal.</p><p>The·default·behaviour·in·the·two·other·cases·(that·is,·abnormal·exit)·above·is |
| 212 | to:</p><ul><li>Bypass·all·messages·to·the·receiving·process.</li><li>Kill·the·receiving·process.</li><li>Propagate·the·same·error·signal·to·the·links·of·the·killed·process.</li></ul><p>In·this·way·you·can·connect·all·processes·in·a·transaction·together·using·links. | 212 | to:</p><ul><li>Bypass·all·messages·to·the·receiving·process.</li><li>Kill·the·receiving·process.</li><li>Propagate·the·same·error·signal·to·the·links·of·the·killed·process.</li></ul><p>In·this·way·you·can·connect·all·processes·in·a·transaction·together·using·links. |
| 213 | If·one·of·the·processes·exits·abnormally,·all·the·processes·in·the·transaction | 213 | If·one·of·the·processes·exits·abnormally,·all·the·processes·in·the·transaction |
| 214 | are·killed.·As·it·is·often·wanted·to·create·a·process·and·link·to·it·at·the·same | 214 | are·killed.·As·it·is·often·wanted·to·create·a·process·and·link·to·it·at·the·same |
| 215 | time,·there·is·a·special·BIF,·<a·href="../../erts-15.2.2/doc/html/erlang.html#spawn_link/1">spawn_link</a>·that·does·the | 215 | time,·there·is·a·special·BIF,·<a·href="../../erts-15.2.2/doc/html/erlang.html#spawn_link/1">spawn_link</a>·that·does·the |
| 216 | same·as·<code·class="inline">spawn</code>,·but·also·creates·a·link·to·the·spawned·process.</p><p>Now·an·example·of·the·ping·pong·example·using·links·to·terminate·"pong":</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8 | 216 | same·as·<code·class="inline">spawn</code>,·but·also·creates·a·link·to·the·spawned·process.</p><p>Now·an·example·of·the·ping·pong·example·using·links·to·terminate·"pong":</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8443019104-1">(</span><span·class="ss">tut20</span><span·class="p"·data-group-id="8443019104-1">)</span><span·class="p">.</span><span·class="w"> |
| 217 | </span><span·class="w"> | 217 | </span><span·class="w"> |
| 218 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8 | 218 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8443019104-2">(</span><span·class="p"·data-group-id="8443019104-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">··</span><span·class="ss">ping</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·241,·SHA:·1e18ba50122eda9324f6f91e6d6d8fac3b2486933be89f428bfcce52c585bb55·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="nf">ping</span><span·class="p"·data-group-id="8 | 219 | </span><span·class="nf">ping</span><span·class="p"·data-group-id="8443019104-4">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Pid</span><span·class="p"·data-group-id="8443019104-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ····</span><span·class="nf">link</span><span·class="p"·data-group-id="8 | 220 | ····</span><span·class="nf">link</span><span·class="p"·data-group-id="8443019104-5">(</span><span·class="n">Pong_Pid</span><span·class="p"·data-group-id="8443019104-5">)</span><span·class="p">,</span><span·class="w"> |
| 221 | ····</span><span·class="nf">ping1</span><span·class="p"·data-group-id="8 | 221 | ····</span><span·class="nf">ping1</span><span·class="p"·data-group-id="8443019104-6">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Pid</span><span·class="p"·data-group-id="8443019104-6">)</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="nf">ping1</span><span·class="p"·data-group-id="8 | 222 | </span><span·class="nf">ping1</span><span·class="p"·data-group-id="8443019104-7">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="8443019104-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="8 | 223 | ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="8443019104-8">(</span><span·class="ss">ping</span><span·class="p"·data-group-id="8443019104-8">)</span><span·class="p">;</span><span·class="w"> |
| 224 | </span><span·class="nf">ping1</span><span·class="p"·data-group-id="8 | 224 | </span><span·class="nf">ping1</span><span·class="p"·data-group-id="8443019104-9">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Pid</span><span·class="p"·data-group-id="8443019104-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | ····</span><span·class="n">Pong_Pid</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="8 | 225 | ····</span><span·class="n">Pong_Pid</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="8443019104-10">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="8443019104-11">(</span><span·class="p"·data-group-id="8443019104-11">)</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·2ca5b48ac150089ba85fda28ab7efe7cd04fbcd3fb125cb2f7456c577df2f15c·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 226 | ····</span><span·class="k">receive</span><span·class="w"> | 226 | ····</span><span·class="k">receive</span><span·class="w"> |
| 227 | ········</span><span·class="ss">pong</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 227 | ········</span><span·class="ss">pong</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8 | 228 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8443019104-12">(</span><span·class="s">"Ping·received·pong</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8443019104-13">[</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·65,·SHA:·97a7dccf23f98e9feabaef66fb4486b34f32b5e50ad7f6e9005a7a60e8072572·...·]-12">)</span><span·class="w"> |
| 229 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 229 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 230 | ····</span><span·class="nf">ping1</span><span·class="p"·data-group-id="8 | 230 | ····</span><span·class="nf">ping1</span><span·class="p"·data-group-id="8443019104-14">(</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Pid</span><span·class="p"·data-group-id="844[·...·truncated·by·diffoscope;·len:·7,·SHA:·cbd31e85af7b60e8e324518b73146e7ced3badda4e23d2965f64d7190ca4c9d5·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 231 | </span><span·class="nf">pong</span><span·class="p"·data-group-id="8 | 231 | </span><span·class="nf">pong</span><span·class="p"·data-group-id="8443019104-15">(</span><span·class="p"·data-group-id="8443019104-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="k">receive</span><span·class="w"> | 232 | ····</span><span·class="k">receive</span><span·class="w"> |
| 233 | ········</span><span·class="p"·data-group-id="8 | 233 | ········</span><span·class="p"·data-group-id="8443019104-16">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ping_PID</span><span·class="p"·data-group-id="8443019104-16">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 234 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8 | 234 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8443019104-17">(</span><span·class="s">"Pong·received·ping</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8443019104-18">[</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·65,·SHA:·d64c8685382add24a63eb312bbab99dce0996f5ee9aa74552bac4b0f530ae564·...·]-17">)</span><span·class="p">,</span><span·class="w"> |
| 235 | ············</span><span·class="n">Ping_PID</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w"> | 235 | ············</span><span·class="n">Ping_PID</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w"> |
| 236 | ············</span><span·class="nf">pong</span><span·class="p"·data-group-id="8 | 236 | ············</span><span·class="nf">pong</span><span·class="p"·data-group-id="8443019104-19">(</span><span·class="p"·data-group-id="8443019104-19">)</span><span·class="w"> |
| 237 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 237 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 238 | </span><span·class="nf">start</span><span·class="p"·data-group-id="8 | 238 | </span><span·class="nf">start</span><span·class="p"·data-group-id="8443019104-20">(</span><span·class="n">Ping_Node</span><span·class="p"·data-group-id="8443019104-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 239 | ····</span><span·class="n">PongPID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="8 | 239 | ····</span><span·class="n">PongPID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="8443019104-21">(</span><span·class="ss">tut20</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8443019104-22">[</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·68,·SHA:·6ec6c264c4ec9d141dbd15ff29164d6213e146cded53e6b2774bcfd6207bd261·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 240 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="8 | 240 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="8443019104-23">(</span><span·class="n">Ping_Node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tut20</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·251,·SHA:·974f8752b6972bac1ef35432ace543df3a102dc1d98dbc6d03eb87e697c62ad5·...·]-23">)</span><span·class="p">.</span></code></pre><pre><code·class="text">(s1@bill)3>·tut20:start(s2@kosken). |
| 241 | Pong·received·ping | 241 | Pong·received·ping |
| 242 | <3820.41.0> | 242 | <3820.41.0> |
| 243 | Ping·received·pong | 243 | Ping·received·pong |
| 244 | Pong·received·ping | 244 | Pong·received·ping |
| 245 | Ping·received·pong | 245 | Ping·received·pong |
| 246 | Pong·received·ping | 246 | Pong·received·ping |
| 247 | Ping·received·pong</code></pre><p>This·is·a·slight·modification·of·the·ping·pong·program·where·both·processes·are | 247 | Ping·received·pong</code></pre><p>This·is·a·slight·modification·of·the·ping·pong·program·where·both·processes·are |
| 248 | spawned·from·the·same·<code·class="inline">start/1</code>·function,·and·the·"ping"·process·can·be·spawned | 248 | spawned·from·the·same·<code·class="inline">start/1</code>·function,·and·the·"ping"·process·can·be·spawned |
| 249 | on·a·separate·node.·Notice·the·use·of·the·<code·class="inline">link</code>·BIF.·"Ping"·calls | 249 | on·a·separate·node.·Notice·the·use·of·the·<code·class="inline">link</code>·BIF.·"Ping"·calls |
| 250 | <a·href="../../erts-15.2.2/doc/html/erlang.html#exit/1"><code·class="inline">exit(ping)</code></a>·when·it·finishes·and·this·causes·an·exit·signal·to·be | 250 | <a·href="../../erts-15.2.2/doc/html/erlang.html#exit/1"><code·class="inline">exit(ping)</code></a>·when·it·finishes·and·this·causes·an·exit·signal·to·be |
| 251 | sent·to·"pong",·which·also·terminates.</p><p>It·is·possible·to·modify·the·default·behaviour·of·a·process·so·that·it·does·not | 251 | sent·to·"pong",·which·also·terminates.</p><p>It·is·possible·to·modify·the·default·behaviour·of·a·process·so·that·it·does·not |
| 252 | get·killed·when·it·receives·abnormal·exit·signals.·Instead,·all·signals·are | 252 | get·killed·when·it·receives·abnormal·exit·signals.·Instead,·all·signals·are |
| 253 | turned·into·normal·messages·on·the·format·<code·class="inline">{'EXIT',FromPID,Reason}</code>·and·added·to | 253 | turned·into·normal·messages·on·the·format·<code·class="inline">{'EXIT',FromPID,Reason}</code>·and·added·to |
| 254 | the·end·of·the·receiving·process'·message·queue.·This·behaviour·is·set·by:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">process_flag</span><span·class="p"·data-group-id="83 | 254 | the·end·of·the·receiving·process'·message·queue.·This·behaviour·is·set·by:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">process_flag</span><span·class="p"·data-group-id="8390863587-1">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="8390863587-1">)</span></code></pre><p>There·are·several·other·process·flags,·see·<a·href="../../erts-15.2.2/doc/html/erlang.html#process_flag/2">erlang(3)</a>. |
| 255 | Changing·the·default·behaviour·of·a·process·in·this·way·is·usually·not·done·in | 255 | Changing·the·default·behaviour·of·a·process·in·this·way·is·usually·not·done·in |
| 256 | standard·user·programs,·but·is·left·to·the·supervisory·programs·in·OTP.·However, | 256 | standard·user·programs,·but·is·left·to·the·supervisory·programs·in·OTP.·However, |
| 257 | the·ping·pong·program·is·modified·to·illustrate·exit·trapping.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 257 | the·ping·pong·program·is·modified·to·illustrate·exit·trapping.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8620740792-1">(</span><span·class="ss">tut21</span><span·class="p"·data-group-id="8620740792-1">)</span><span·class="p">.</span><span·class="w"> |
| 258 | </span><span·class="w"> | 258 | </span><span·class="w"> |
| 259 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 259 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8620740792-2">(</span><span·class="p"·data-group-id="8620740792-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">··</span><span·class="ss">ping</span><span·class="p">/</span><s[·...·truncated·by·diffoscope;·len:·242,·SHA:·b56f200a016c552721bf0e982d5e11ff6e1cd8ec997d07476e75467c604dffda·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 260 | </span><span·class="nf">ping</span><span·class="p"·data-group-id=" | 260 | </span><span·class="nf">ping</span><span·class="p"·data-group-id="8620740792-4">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Pid</span><span·class="p"·data-group-id="8620740792-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
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| 131 | ······<p·class="built-using"> | 131 | ······<p·class="built-using"> |
| 132 | ········Built·using | 132 | ········Built·using |
| 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 135 | ······</p> | 135 | ······</p> |
| 136 | <p>Copyright·©·1996-202 | 136 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 137 | ····</footer> | 137 | ····</footer> |
| 138 | ··</div> | 138 | ··</div> |
| 139 | </main> | 139 | </main> |
| 140 | </div> | 140 | </div> |
| 141 | <script> | 141 | <script> |
| 142 | ··function·mermaidLoaded()·{ | 142 | ··function·mermaidLoaded()·{ |
| 143 | ····mermaid.initialize({ | 143 | ····mermaid.initialize({ |
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| 128 | the·order·specified·by·this·list,·and·are·terminated·in·the·reverse·order.</p><h2·id="example"·class="section-heading"> | 128 | the·order·specified·by·this·list,·and·are·terminated·in·the·reverse·order.</p><h2·id="example"·class="section-heading"> |
| 129 | ··<a·href="#example"·class="hover-link"> | 129 | ··<a·href="#example"·class="hover-link"> |
| 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 131 | ··</a> | 131 | ··</a> |
| 132 | ··<span·class="text">Example</span> | 132 | ··<span·class="text">Example</span> |
| 133 | </h2> | 133 | </h2> |
| 134 | <p>The·callback·module·for·a·supervisor·starting·the·server·from | 134 | <p>The·callback·module·for·a·supervisor·starting·the·server·from |
| 135 | <a·href="gen_server_concepts.html#ex">gen_server·Behaviour</a>·can·look·as·follows:</p><p><a·href=""·id="ex"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 135 | <a·href="gen_server_concepts.html#ex">gen_server·Behaviour</a>·can·look·as·follows:</p><p><a·href=""·id="ex"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="3764284040-1">(</span><span·class="ss">ch_sup</span><span·class="p"·data-group-id="3764284040-1">)</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 136 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="3764284040-2">(</span><span·class="ss">supervisor</span><span·class="p"·data-group-id="3764284040-2">)</span><span·class="p">.</span><span·class="w"> |
| 137 | </span><span·class="w"> | 137 | </span><span·class="w"> |
| 138 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9519052757-3">(</span><span·class="p"·data-group-id="9519052757-4">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="9519052757-4">]</span><span·class="p"·data-group-id="9519052757-3">)</span><span·class="p">.</span><span·class="w"> | ||
| 139 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 138 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3764284040-3">(</span><span·class="p"·data-group-id="3764284040-4">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="3764284040-4">]</span><span·class="p"·data-group-id="3764284040-3">)</span><span·class="p">.</span><span·class="w"> |
| 139 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3764284040-5">(</span><span·class="p"·data-group-id="3764284040-6">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="3764284040-6">]</span><span·class="p"·data-group-id="3764284040-5">)</span><span·class="p">.</span><span·class="w"> | ||
| 140 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 140 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="3764284040-7">(</span><span·class="p"·data-group-id="3764284040-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 141 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 141 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="3764284040-8">(</span><span·class="ss">ch_sup</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3764284040-9">[</span><span·class="p"·data-group-id="3764284040-9">]</span><span·class="p"·data-group-id="3764284040-8">)</span><span·class="p">.</span><span·class="w"> |
| 142 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 142 | </span><span·class="nf">init</span><span·class="p"·data-group-id="3764284040-10">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="3764284040-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 143 | ····</span><span·class="n">SupFlags</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 143 | ····</span><span·class="n">SupFlags</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3764284040-11">#{</span><span·class="ss">strategy</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">one_for_one</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">intensity</span><span·cl[·...·truncated·by·diffoscope;·len:·313,·SHA:·245df188565b49b56dedff003da7bfe1f2726a620e1e1ac05a9345a1bfcc8538·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 144 | ····</span><span·class="n">ChildSpecs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 144 | ····</span><span·class="n">ChildSpecs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3764284040-12">[</span><span·class="p"·data-group-id="3764284040-13">#{</span><span·class="ss">id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w"> |
| 145 | ····················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 145 | ····················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3764284040-14">{</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_link</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3764284040-15">[</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·73,·SHA:·683954f308799495d40d287fde8c2572b16d4f812b990de99253d2b2ae55766a·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 146 | ····················</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">permanent</span><span·class="p">,</span><span·class="w"> | 146 | ····················</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">permanent</span><span·class="p">,</span><span·class="w"> |
| 147 | ····················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p">,</span><span·class="w"> | 147 | ····················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p">,</span><span·class="w"> |
| 148 | ····················</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">worker</span><span·class="p">,</span><span·class="w"> | 148 | ····················</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">worker</span><span·class="p">,</span><span·class="w"> |
| 149 | ····················</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 149 | ····················</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3764284040-16">[</span><span·class="ss">ch3</span><span·class="p"·data-group-id="3764284040-16">]</span><span·class="p"·data-group-id="3764284040-13">}</span><span·class="p"·data-group-id="3764284040-12">]</span><span·class="p">,</span><span·class="w"> |
| 150 | ····</span><span·class="p"·data-group-id=" | 150 | ····</span><span·class="p"·data-group-id="3764284040-17">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3764284040-18">{</span><span·class="n">SupFlags</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ChildSpecs[·...·truncated·by·diffoscope;·len:·102,·SHA:·53bfea7da4a9fae47e79ca8af6fff873ab4ea55cc0c4534f9a6e4128fd63f7aa·...·]-17">}</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">SupFlags</code>·variable·in·the·return·value·from·<code·class="inline">init/1</code>·represents·the |
| 151 | <a·href="sup_princ.html#flags">supervisor·flags</a>.</p><p>The·<code·class="inline">ChildSpecs</code>·variable·in·the·return·value·from·<code·class="inline">init/1</code>·is·a·list·of | 151 | <a·href="sup_princ.html#flags">supervisor·flags</a>.</p><p>The·<code·class="inline">ChildSpecs</code>·variable·in·the·return·value·from·<code·class="inline">init/1</code>·is·a·list·of |
| 152 | <a·href="sup_princ.html#spec">child·specifications</a>.</p><p><a·href=""·id="flags"></a></p><h2·id="supervisor-flags"·class="section-heading"> | 152 | <a·href="sup_princ.html#spec">child·specifications</a>.</p><p><a·href=""·id="flags"></a></p><h2·id="supervisor-flags"·class="section-heading"> |
| 153 | ··<a·href="#supervisor-flags"·class="hover-link"> | 153 | ··<a·href="#supervisor-flags"·class="hover-link"> |
| 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 155 | ··</a> | 155 | ··</a> |
| 156 | ··<span·class="text">Supervisor·Flags</span> | 156 | ··<span·class="text">Supervisor·Flags</span> |
| 157 | </h2> | 157 | </h2> |
| 158 | <p>This·is·the·type·definition·for·the·supervisor·flags:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sup_flags</span><span·class="p"·data-group-id="2348085158-1">(</span><span·class="p"·data-group-id="2348085158-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2348085158-2">#{</span><span·class="ss">strategy</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">strategy</span><span·class="p"·data-group-id="2348085158-3">(</span><span·class="p"·data-group-id="2348085158-3">)</span><span·class="p">,</span><span·class="w">···········</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 159 | ················</span><span·class="ss">intensity</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id="2348085158-4">(</span><span·class="p"·data-group-id="2348085158-4">)</span><span·class="p">,</span><span·class="w">···</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 160 | 158 | <p>This·is·the·type·definition·for·the·supervisor·flags:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sup_flags</span><span·class="p"·data-group-id="6185675452-1">(</span><span·class="p"·data-group-id="6185675452-1">)</span><span·cla[·...·truncated·by·diffoscope;·len:·404,·SHA:·fdd06bfb8f12ed81a5ab6cdea2720d25cc91c6774196b7045f6e1127a902553f·...·]··········</span><span·class="c1">%·optional</span><span·class="w"> | |
| 159 | ················</span><span·class="ss">intensity</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id="6185675452-4">(</span><span·class="p"·data-group-id="6185675452-4">)</span><span·class="p">,</span><span·class="w">···</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 160 | ················</span><span·class="ss">period</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">pos_integer</span><span·class="p"·data-group-id="6185675452-5">(</span><span·class="p"·data-group-id="6185675452-5">)</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 161 | ················</span><span·class="ss">auto_shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">auto_shutdown</span><span·class="p"·data-group-id=" | 161 | ················</span><span·class="ss">auto_shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">auto_shutdown</span><span·class="p"·data-group-id="6185675452-6">(</span><span·class="p"·data-group-id="6185675452-6">)</span><span·class="p"·data-group-id="6185675452-2">}</span><span·class="w">·</span><span·class="c1">%·optional</span><span·class="w"> |
| 162 | ····</span><span·class="nf">strategy</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="nf">strategy</span><span·class="p"·data-group-id="6185675452-7">(</span><span·class="p"·data-group-id="6185675452-7">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">one_for_all</span><span·class="w"> |
| 163 | ···············</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">one_for_one</span><span·class="w"> | 163 | ···············</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">one_for_one</span><span·class="w"> |
| 164 | ···············</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">rest_for_one</span><span·class="w"> | 164 | ···············</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">rest_for_one</span><span·class="w"> |
| 165 | ···············</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">simple_one_for_one</span><span·class="w"> | 165 | ···············</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">simple_one_for_one</span><span·class="w"> |
| 166 | ····</span><span·class="nf">auto_shutdown</span><span·class="p"·data-group-id=" | 166 | ····</span><span·class="nf">auto_shutdown</span><span·class="p"·data-group-id="6185675452-8">(</span><span·class="p"·data-group-id="6185675452-8">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">never</span><span·class="w"> |
| 167 | ····················</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">any_significant</span><span·class="w"> | 167 | ····················</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">any_significant</span><span·class="w"> |
| 168 | ····················</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">all_significant</span></code></pre><ul><li><code·class="inline">strategy</code>·specifies·the·<a·href="sup_princ.html#strategy">restart·strategy</a>.</li><li><code·class="inline">intensity</code>·and·<code·class="inline">period</code>·specify·the | 168 | ····················</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">all_significant</span></code></pre><ul><li><code·class="inline">strategy</code>·specifies·the·<a·href="sup_princ.html#strategy">restart·strategy</a>.</li><li><code·class="inline">intensity</code>·and·<code·class="inline">period</code>·specify·the |
| 169 | <a·href="sup_princ.html#max_intensity">maximum·restart·intensity</a>.</li><li><code·class="inline">auto_shutdown</code>·specifies·whether·and·when·a·supervisor·should | 169 | <a·href="sup_princ.html#max_intensity">maximum·restart·intensity</a>.</li><li><code·class="inline">auto_shutdown</code>·specifies·whether·and·when·a·supervisor·should |
| 170 | <a·href="sup_princ.html#automatic-shutdown">automatically·shut·itself·down</a>.</li></ul><p><a·href=""·id="strategy"></a></p><h2·id="restart-strategy"·class="section-heading"> | 170 | <a·href="sup_princ.html#automatic-shutdown">automatically·shut·itself·down</a>.</li></ul><p><a·href=""·id="strategy"></a></p><h2·id="restart-strategy"·class="section-heading"> |
| 171 | ··<a·href="#restart-strategy"·class="hover-link"> | 171 | ··<a·href="#restart-strategy"·class="hover-link"> |
| 172 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 172 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 173 | ··</a> | 173 | ··</a> |
| Offset 408, 28 lines modified | Offset 408, 28 lines modified | ||
| 408 | exhaust·the·<a·href="sup_princ.html#max_intensity">Maximum·Restart·Intensity</a>·of·the | 408 | exhaust·the·<a·href="sup_princ.html#max_intensity">Maximum·Restart·Intensity</a>·of·the |
| 409 | parent·supervisor.</p></section><p><a·href=""·id="spec"></a></p><h2·id="child-specification"·class="section-heading"> | 409 | parent·supervisor.</p></section><p><a·href=""·id="spec"></a></p><h2·id="child-specification"·class="section-heading"> |
| 410 | ··<a·href="#child-specification"·class="hover-link"> | 410 | ··<a·href="#child-specification"·class="hover-link"> |
| 411 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 411 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 412 | ··</a> | 412 | ··</a> |
| 413 | ··<span·class="text">Child·Specification</span> | 413 | ··<span·class="text">Child·Specification</span> |
| 414 | </h2> | 414 | </h2> |
| 415 | <p>The·type·definition·for·a·child·specification·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">child_spec</span><span·class="p"·data-group-id="5 | 415 | <p>The·type·definition·for·a·child·specification·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">child_spec</span><span·class="p"·data-group-id="1526638111-1">(</span><span·class="p"·data-group-id="1526638111-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1526638111-2">#{</span><span·class="ss">id</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·172,·SHA:·122fff7ce502771cb250a963d6223ef9a6347d3ed9bdb6f1885882e44634490d·...·]1-3">)</span><span·class="p">,</span><span·class="w">·············</span><span·class="c1">%·mandatory</span><span·class="w"> |
| 416 | ·················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">mfargs</span><span·class="p"·data-group-id="5 | 416 | ·················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">mfargs</span><span·class="p"·data-group-id="1526638111-4">(</span><span·class="p"·data-group-id="1526638111-4">)</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·mandatory</span><span·class="w"> |
| 417 | ·················</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">restart</span><span·class="p"·data-group-id="5 | 417 | ·················</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">restart</span><span·class="p"·data-group-id="1526638111-5">(</span><span·class="p"·data-group-id="1526638111-5">)</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·optional</span><span·class="w"> |
| 418 | ·················</span><span·class="ss">significant</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">significant</span><span·class="p"·data-group-id="5 | 418 | ·················</span><span·class="ss">significant</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">significant</span><span·class="p"·data-group-id="1526638111-6">(</span><span·class="p"·data-group-id="1526638111-6">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·optional</span><span·class="w"> |
| 419 | ·················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">shutdown</span><span·class="p"·data-group-id="5 | 419 | ·················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">shutdown</span><span·class="p"·data-group-id="1526638111-7">(</span><span·class="p"·data-group-id="1526638111-7">)</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·optional</span><span·class="w"> |
| 420 | ·················</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">worker</span><span·class="p"·data-group-id="5 | 420 | ·················</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">worker</span><span·class="p"·data-group-id="1526638111-8">(</span><span·class="p"·data-group-id="1526638111-8">)</span><span·class="p">,</span><span·class="w">·············</span><span·class="c1">%·optional</span><span·class="w"> |
| 421 | ·················</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">modules</span><span·class="p"·data-group-id="5 | 421 | ·················</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">modules</span><span·class="p"·data-group-id="1526638111-9">(</span><span·class="p"·data-group-id="1526638111-9">)</span><span·class="p"·data-group-id="1526638111-2">}</span><span·class="w">·········</span><span·class="c1">%·optional</span><span·class="w"> |
| 422 | ····</span><span·class="nf">child_id</span><span·class="p"·data-group-id="5 | 422 | ····</span><span·class="nf">child_id</span><span·class="p"·data-group-id="1526638111-10">(</span><span·class="p"·data-group-id="1526638111-10">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="1526638111-11">(</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·15,·SHA:·eac744506c6c5536b4d8f3c05d3fd6d27924074747ba8df06b4034b0bff6ac50·...·]1-11">)</span><span·class="w"> |
| 423 | ····</span><span·class="nf">mfargs</span><span·class="p"·data-group-id="5 | 423 | ····</span><span·class="nf">mfargs</span><span·class="p"·data-group-id="1526638111-12">(</span><span·class="p"·data-group-id="1526638111-12">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1526638111-13">{</span><span·class="n">M</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·961,·SHA:·eb88943f83f67fa3be77f280e2845d2410f6ad5a885ff338a1dca834837e9064·...·]1-13">}</span><span·class="w"> |
| 424 | ····</span><span·class="nf">modules</span><span·class="p"·data-group-id="5 | 424 | ····</span><span·class="nf">modules</span><span·class="p"·data-group-id="1526638111-18">(</span><span·class="p"·data-group-id="1526638111-18">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1526638111-19">[</span><span·class="nf">module</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·125,·SHA:·178e09faf4484e750a0c43847f7b7ba326037a2b5500316ea0550714943ab320·...·]1-19">]</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">dynamic</span><span·class="w"> |
| 425 | ····</span><span·class="nf">restart</span><span·class="p"·data-group-id="5 | 425 | ····</span><span·class="nf">restart</span><span·class="p"·data-group-id="1526638111-21">(</span><span·class="p"·data-group-id="1526638111-21">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">permanent</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">transient</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">temporary</span><span·class="w"> |
| 426 | ····</span><span·class="nf">significant</span><span·class="p"·data-group-id="5 | 426 | ····</span><span·class="nf">significant</span><span·class="p"·data-group-id="1526638111-22">(</span><span·class="p"·data-group-id="1526638111-22">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="1526638111-23">(</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·18,·SHA:·f17a0b0e46a7ac92c5c38945d2d0d29109eb96b99ce4f4b3c18695fe7a433b01·...·]1-23">)</span><span·class="w"> |
| 427 | ····</span><span·class="nf">shutdown</span><span·class="p"·data-group-id="5 | 427 | ····</span><span·class="nf">shutdown</span><span·class="p"·data-group-id="1526638111-24">(</span><span·class="p"·data-group-id="1526638111-24">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·125,·SHA:·b785a66cbd62ab7b6c773322293ac6dc8544c067b0b1e90347e494992e6ba2cb·...·]1-25">)</span><span·class="w"> |
| 428 | ····</span><span·class="nf">worker</span><span·class="p"·data-group-id="5 | 428 | ····</span><span·class="nf">worker</span><span·class="p"·data-group-id="1526638111-26">(</span><span·class="p"·data-group-id="1526638111-26">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">worker</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">supervisor</span></code></pre><ul><li><p><code·class="inline">id</code>·is·used·to·identify·the·child·specification·internally·by·the·supervisor.</p><p>The·<code·class="inline">id</code>·key·is·mandatory.</p><p>Note·that·this·identifier·occasionally·has·been·called·"name".·As·far·as |
| 429 | possible,·the·terms·"identifier"·or·"id"·are·now·used·but·in·order·to·keep | 429 | possible,·the·terms·"identifier"·or·"id"·are·now·used·but·in·order·to·keep |
| 430 | backwards·compatibility,·some·occurrences·of·"name"·can·still·be·found,·for | 430 | backwards·compatibility,·some·occurrences·of·"name"·can·still·be·found,·for |
| 431 | example·in·error·messages.</p></li><li><p><code·class="inline">start</code>·defines·the·function·call·used·to·start·the·child·process.·It·is·a | 431 | example·in·error·messages.</p></li><li><p><code·class="inline">start</code>·defines·the·function·call·used·to·start·the·child·process.·It·is·a |
| 432 | module-function-arguments·tuple·used·as·<a·href="../../erts-15.2.2/doc/html/erlang.html#apply/3"><code·class="inline">apply(M,·F,·A)</code></a>.</p><p>It·is·to·be·(or·result·in)·a·call·to·any·of·the·following:</p><ul><li><a·href="../../lib/stdlib-6.2/doc/html/supervisor.html#start_link/3"><code·class="inline">supervisor:start_link/2,3</code></a></li><li><a·href="../../lib/stdlib-6.2/doc/html/gen_server.html#start_link/4"><code·class="inline">gen_server:start_link/3,4</code></a></li><li><a·href="../../lib/stdlib-6.2/doc/html/gen_statem.html#start_link/4"><code·class="inline">gen_statem:start_link/3,4</code></a></li><li><a·href="../../lib/stdlib-6.2/doc/html/gen_event.html#start_link/2"><code·class="inline">gen_event:start_link/0,1,2</code></a></li><li>A·function·compliant·with·these·functions.·For·details,·see | 432 | module-function-arguments·tuple·used·as·<a·href="../../erts-15.2.2/doc/html/erlang.html#apply/3"><code·class="inline">apply(M,·F,·A)</code></a>.</p><p>It·is·to·be·(or·result·in)·a·call·to·any·of·the·following:</p><ul><li><a·href="../../lib/stdlib-6.2/doc/html/supervisor.html#start_link/3"><code·class="inline">supervisor:start_link/2,3</code></a></li><li><a·href="../../lib/stdlib-6.2/doc/html/gen_server.html#start_link/4"><code·class="inline">gen_server:start_link/3,4</code></a></li><li><a·href="../../lib/stdlib-6.2/doc/html/gen_statem.html#start_link/4"><code·class="inline">gen_statem:start_link/3,4</code></a></li><li><a·href="../../lib/stdlib-6.2/doc/html/gen_event.html#start_link/2"><code·class="inline">gen_event:start_link/0,1,2</code></a></li><li>A·function·compliant·with·these·functions.·For·details,·see |
| 433 | <a·href="../../lib/stdlib-6.2/doc/html/supervisor.html"><code·class="inline">supervisor</code></a>.</li></ul><p>The·<code·class="inline">start</code>·key·is·mandatory.</p></li><li><p><a·href=""·id="restart"></a>·<code·class="inline">restart</code>·defines·when·a·terminated·child·process·is·to·be | 433 | <a·href="../../lib/stdlib-6.2/doc/html/supervisor.html"><code·class="inline">supervisor</code></a>.</li></ul><p>The·<code·class="inline">start</code>·key·is·mandatory.</p></li><li><p><a·href=""·id="restart"></a>·<code·class="inline">restart</code>·defines·when·a·terminated·child·process·is·to·be |
| 434 | restarted.</p><ul><li>A·<code·class="inline">permanent</code>·child·process·is·always·restarted.</li><li>A·<code·class="inline">temporary</code>·child·process·is·never·restarted·(not·even·when·the·supervisor | 434 | restarted.</p><ul><li>A·<code·class="inline">permanent</code>·child·process·is·always·restarted.</li><li>A·<code·class="inline">temporary</code>·child·process·is·never·restarted·(not·even·when·the·supervisor |
| 435 | restart·strategy·is·<code·class="inline">rest_for_one</code>·or·<code·class="inline">one_for_all</code>·and·a·sibling·death | 435 | restart·strategy·is·<code·class="inline">rest_for_one</code>·or·<code·class="inline">one_for_all</code>·and·a·sibling·death |
| Offset 457, 53 lines modified | Offset 457, 53 lines modified | ||
| 457 | <code·class="inline">supervisor</code>,·the·default·value·<code·class="inline">infinity</code>·will·be·used.</p></li><li><p><code·class="inline">type</code>·specifies·whether·the·child·process·is·a·supervisor·or·a·worker.</p><p>The·<code·class="inline">type</code>·key·is·optional.·If·it·is·not·given,·the·default·value·<code·class="inline">worker</code> | 457 | <code·class="inline">supervisor</code>,·the·default·value·<code·class="inline">infinity</code>·will·be·used.</p></li><li><p><code·class="inline">type</code>·specifies·whether·the·child·process·is·a·supervisor·or·a·worker.</p><p>The·<code·class="inline">type</code>·key·is·optional.·If·it·is·not·given,·the·default·value·<code·class="inline">worker</code> |
| 458 | will·be·used.</p></li><li><p><code·class="inline">modules</code>·has·to·be·a·list·consisting·of·a·single·element.·The·value | 458 | will·be·used.</p></li><li><p><code·class="inline">modules</code>·has·to·be·a·list·consisting·of·a·single·element.·The·value |
| 459 | of·that·element·depends·on·the·behaviour·of·the·process:</p><ul><li>If·the·child·process·is·a·<code·class="inline">gen_event</code>,·the·element·has·to·be·the·atom | 459 | of·that·element·depends·on·the·behaviour·of·the·process:</p><ul><li>If·the·child·process·is·a·<code·class="inline">gen_event</code>,·the·element·has·to·be·the·atom |
| 460 | <code·class="inline">dynamic</code>.</li><li>Otherwise,·the·element·should·be·<code·class="inline">Module</code>,·where·<code·class="inline">Module</code>·is·the | 460 | <code·class="inline">dynamic</code>.</li><li>Otherwise,·the·element·should·be·<code·class="inline">Module</code>,·where·<code·class="inline">Module</code>·is·the |
| 461 | name·of·the·callback·module.</li></ul><p>This·information·is·used·by·the·release·handler·during·upgrades·and | 461 | name·of·the·callback·module.</li></ul><p>This·information·is·used·by·the·release·handler·during·upgrades·and |
| 462 | downgrades;·see·<a·href="release_handling.html">Release·Handling</a>.</p><p>The·<code·class="inline">modules</code>·key·is·optional.·If·it·is·not·given,·it·defaults·to·<code·class="inline">[M]</code>,·where | 462 | downgrades;·see·<a·href="release_handling.html">Release·Handling</a>.</p><p>The·<code·class="inline">modules</code>·key·is·optional.·If·it·is·not·given,·it·defaults·to·<code·class="inline">[M]</code>,·where |
| 463 | <code·class="inline">M</code>·comes·from·the·child's·start·<code·class="inline">{M,F,A}</code>.</p></li></ul><p><em>Example:</em>·The·child·specification·to·start·the·server·<code·class="inline">ch3</code>·in·the·previous | 463 | <code·class="inline">M</code>·comes·from·the·child's·start·<code·class="inline">{M,F,A}</code>.</p></li></ul><p><em>Example:</em>·The·child·specification·to·start·the·server·<code·class="inline">ch3</code>·in·the·previous |
| 464 | example·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4 | 464 | example·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4942431941-1">#{</span><span·class="ss">id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w"> |
| 465 | ··</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4 | 465 | ··</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4942431941-2">{</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_link</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4942431941-3">[</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·69,·SHA:·3964841b4dea20bf2dff2325ef4bdad973895b3ba43d584ad44783394d5b0843·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 466 | ··</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">permanent</span><span·class="p">,</span><span·class="w"> | 466 | ··</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">permanent</span><span·class="p">,</span><span·class="w"> |
| 467 | ··</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p">,</span><span·class="w"> | 467 | ··</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p">,</span><span·class="w"> |
| 468 | ··</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">worker</span><span·class="p">,</span><span·class="w"> | 468 | ··</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">worker</span><span·class="p">,</span><span·class="w"> |
| 469 | ··</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4 | 469 | ··</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4942431941-4">[</span><span·class="ss">ch3</span><span·class="p"·data-group-id="4942431941-4">]</span><span·class="p"·data-group-id="4942431941-1">}</span></code></pre><p>or·simplified,·relying·on·the·default·values:</p><pre><code·class="text">#{id·=>·ch3, |
| 470 | ··start·=>·{ch3,·start_link,·[]}, | 470 | ··start·=>·{ch3,·start_link,·[]}, |
| 471 | ··shutdown·=>·brutal_kill}</code></pre><p>Example:·A·child·specification·to·start·the·event·manager·from·the·chapter·about | 471 | ··shutdown·=>·brutal_kill}</code></pre><p>Example:·A·child·specification·to·start·the·event·manager·from·the·chapter·about |
| 472 | <a·href="events.html#mgr">gen_event</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7 | 472 | <a·href="events.html#mgr">gen_event</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7671348610-1">#{</span><span·class="ss">id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">error_man</span><span·class="p">,</span><span·class="w"> |
| 473 | ··</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="7 | 473 | ··</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="7671348610-2">{</span><span·class="ss">gen_event</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_link</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7671348610-3">[</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·291,·SHA:·2b2a51666cbb1e9682e11572c41cc30d77e59d844ec76ee135c1b3482e7ca222·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 474 | ··</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">dynamic</span><span·class="p"·data-group-id="7 | 474 | ··</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">dynamic</span><span·class="p"·data-group-id="7671348610-1">}</span></code></pre><p>Both·server·and·event·manager·are·registered·processes·which·can·be·expected·to |
| 475 | be·always·accessible.·Thus·they·are·specified·to·be·<code·class="inline">permanent</code>.</p><p><code·class="inline">ch3</code>·does·not·need·to·do·any·cleaning·up·before·termination.·Thus,·no·shutdown | 475 | be·always·accessible.·Thus·they·are·specified·to·be·<code·class="inline">permanent</code>.</p><p><code·class="inline">ch3</code>·does·not·need·to·do·any·cleaning·up·before·termination.·Thus,·no·shutdown |
| 476 | time·is·needed,·but·<code·class="inline">brutal_kill</code>·is·sufficient.·<code·class="inline">error_man</code>·can·need·some·time | 476 | time·is·needed,·but·<code·class="inline">brutal_kill</code>·is·sufficient.·<code·class="inline">error_man</code>·can·need·some·time |
| 477 | for·the·event·handlers·to·clean·up,·thus·the·shutdown·time·is·set·to·5000·ms | 477 | for·the·event·handlers·to·clean·up,·thus·the·shutdown·time·is·set·to·5000·ms |
| 478 | (which·is·the·default·value).</p><p>Example:·A·child·specification·to·start·another·supervisor:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 478 | (which·is·the·default·value).</p><p>Example:·A·child·specification·to·start·another·supervisor:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0810211270-1">#{</span><span·class="ss">id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">sup</span><span·class="p">,</span><span·class="w"> |
| 479 | ··</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 479 | ··</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0810211270-2">{</span><span·class="ss">sup</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_link</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0810211270-3">[</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·70,·SHA:·8ca9fedfa674b4eda5f195e3fd209d49a519b3b5e18d82344bb75a0e81d9024b·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 480 | ··</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">transient</span><span·class="p">,</span><span·class="w"> | 480 | ··</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">transient</span><span·class="p">,</span><span·class="w"> |
| 481 | ··</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">supervisor</span><span·class="p"·data-group-id=" | 481 | ··</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">supervisor</span><span·class="p"·data-group-id="0810211270-1">}</span><span·class="w">·</span><span·class="c1">%·will·cause·default·shutdown=>infinity</span></code></pre><p><a·href=""·id="super_tree"></a></p><h2·id="starting-a-supervisor"·class="section-heading"> |
| 482 | ··<a·href="#starting-a-supervisor"·class="hover-link"> | 482 | ··<a·href="#starting-a-supervisor"·class="hover-link"> |
| 483 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 483 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 484 | ··</a> | 484 | ··</a> |
| 485 | ··<span·class="text">Starting·a·Supervisor</span> | 485 | ··<span·class="text">Starting·a·Supervisor</span> |
| 486 | </h2> | 486 | </h2> |
| 487 | <p>In·the·previous·example,·the·supervisor·is·started·by·calling | 487 | <p>In·the·previous·example,·the·supervisor·is·started·by·calling |
| 488 | <code·class="inline">ch_sup:start_link()</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 488 | <code·class="inline">ch_sup:start_link()</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start_link</span><span·class="p"·data-group-id="5697549147-1">(</span><span·class="p"·data-group-id="5697549147-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 489 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 489 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="5697549147-2">(</span><span·class="ss">ch_sup</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5697549147-3">[</span><span·class="p"·data-group-id="5697549147-3">]</span><span·class="p"·data-group-id="5697549147-2">)</span><span·class="p">.</span></code></pre><p><code·class="inline">ch_sup:start_link</code>·calls·function·<a·href="../../lib/stdlib-6.2/doc/html/supervisor.html#start_link/2"><code·class="inline">supervisor:start_link/2</code></a>,·which·spawns·and |
| 490 | links·to·a·new·process,·a·supervisor.</p><ul><li>The·first·argument,·<code·class="inline">ch_sup</code>,·is·the·name·of·the·callback·module,·that·is,·the | 490 | links·to·a·new·process,·a·supervisor.</p><ul><li>The·first·argument,·<code·class="inline">ch_sup</code>,·is·the·name·of·the·callback·module,·that·is,·the |
| 491 | module·where·the·<code·class="inline">init</code>·callback·function·is·located.</li><li>The·second·argument,·<code·class="inline">[]</code>,·is·a·term·that·is·passed·as·is·to·the·callback | 491 | module·where·the·<code·class="inline">init</code>·callback·function·is·located.</li><li>The·second·argument,·<code·class="inline">[]</code>,·is·a·term·that·is·passed·as·is·to·the·callback |
| 492 | function·<code·class="inline">init</code>.·Here,·<code·class="inline">init</code>·does·not·need·any·data·and·ignores·the·argument.</li></ul><p>In·this·case,·the·supervisor·is·not·registered.·Instead·its·pid·must·be·used.·A | 492 | function·<code·class="inline">init</code>.·Here,·<code·class="inline">init</code>·does·not·need·any·data·and·ignores·the·argument.</li></ul><p>In·this·case,·the·supervisor·is·not·registered.·Instead·its·pid·must·be·used.·A |
| 493 | name·can·be·specified·by·calling | 493 | name·can·be·specified·by·calling |
| 494 | <a·href="../../lib/stdlib-6.2/doc/html/supervisor.html#start_link/3"><code·class="inline">supervisor:start_link({local,·Name},·Module,·Args)</code></a> | 494 | <a·href="../../lib/stdlib-6.2/doc/html/supervisor.html#start_link/3"><code·class="inline">supervisor:start_link({local,·Name},·Module,·Args)</code></a> |
| 495 | or | 495 | or |
| 496 | <a·href="../../lib/stdlib-6.2/doc/html/supervisor.html#start_link/3"><code·class="inline">supervisor:start_link({global,·Name},·Module,·Args)</code></a>.</p><p>The·new·supervisor·process·calls·the·callback·function·<code·class="inline">ch_sup:init([])</code>.·<code·class="inline">init</code> | 496 | <a·href="../../lib/stdlib-6.2/doc/html/supervisor.html#start_link/3"><code·class="inline">supervisor:start_link({global,·Name},·Module,·Args)</code></a>.</p><p>The·new·supervisor·process·calls·the·callback·function·<code·class="inline">ch_sup:init([])</code>.·<code·class="inline">init</code> |
| 497 | has·to·return·<code·class="inline">{ok,·{SupFlags,·ChildSpecs}}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id=" | 497 | has·to·return·<code·class="inline">{ok,·{SupFlags,·ChildSpecs}}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id="9187517514-1">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="9187517514-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 498 | ····</span><span·class="n">SupFlags</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 498 | ····</span><span·class="n">SupFlags</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9187517514-2">#{</span><span·class="p"·data-group-id="9187517514-2">}</span><span·class="p">,</span><span·class="w"> |
| 499 | ····</span><span·class="n">ChildSpecs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 499 | ····</span><span·class="n">ChildSpecs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9187517514-3">[</span><span·class="p"·data-group-id="9187517514-4">#{</span><span·class="ss">id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w"> |
| 500 | ····················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 500 | ····················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9187517514-5">{</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_link</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9187517514-6">[</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·70,·SHA:·a0eac0c6f423c836137046688900db44c5f000e20b25cf48b0c23d79b4d64af7·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 501 | ····················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p"·data-group-id=" | 501 | ····················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p"·data-group-id="9187517514-4">}</span><span·class="p"·data-group-id="9187517514-3">]</span><span·class="p">,</span><span·class="w"> |
| 502 | ····</span><span·class="p"·data-group-id=" | 502 | ····</span><span·class="p"·data-group-id="9187517514-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9187517514-8">{</span><span·class="n">SupFlags</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ChildSpecs</[·...·truncated·by·diffoscope;·len:·99,·SHA:·4a74d817d448ab5036c9b865e0e9b7dc5d0bcc4c318dcfe92ce1a9ff54c0ea47·...·]-7">}</span><span·class="p">.</span></code></pre><p>Subsequently,·the·supervisor·starts·its·child·processes·according·to·the·child |
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| 216 | ······<p·class="built-using"> | 216 | ······<p·class="built-using"> |
| 217 | ········Built·using | 217 | ········Built·using |
| 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 220 | ······</p> | 220 | ······</p> |
| 221 | <p>Copyright·©·1996-202 | 221 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 222 | ····</footer> | 222 | ····</footer> |
| 223 | ··</div> | 223 | ··</div> |
| 224 | </main> | 224 | </main> |
| 225 | </div> | 225 | </div> |
| 226 | <script> | 226 | <script> |
| 227 | ··function·mermaidLoaded()·{ | 227 | ··function·mermaidLoaded()·{ |
| 228 | ····mermaid.initialize({ | 228 | ····mermaid.initialize({ |
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| 266 | ······<p·class="built-using"> | 266 | ······<p·class="built-using"> |
| 267 | ········Built·using | 267 | ········Built·using |
| 268 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 268 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 269 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 269 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 270 | ······</p> | 270 | ······</p> |
| 271 | <p>Copyright·©·1996-202 | 271 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 272 | ····</footer> | 272 | ····</footer> |
| 273 | ··</div> | 273 | ··</div> |
| 274 | </main> | 274 | </main> |
| 275 | </div> | 275 | </div> |
| 276 | <script> | 276 | <script> |
| 277 | ··function·mermaidLoaded()·{ | 277 | ··function·mermaidLoaded()·{ |
| 278 | ····mermaid.initialize({ | 278 | ····mermaid.initialize({ |
| Offset 146, 73 lines modified | Offset 146, 73 lines modified | ||
| 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 147 | ··</a> | 147 | ··</a> |
| 148 | ··<span·class="text">Deleting·an·Element</span> | 148 | ··<span·class="text">Deleting·an·Element</span> |
| 149 | </h3> | 149 | </h3> |
| 150 | <p>The·<code·class="inline">delete</code>·operation·is·considered·successful·if·the·element·was·not·present | 150 | <p>The·<code·class="inline">delete</code>·operation·is·considered·successful·if·the·element·was·not·present |
| 151 | in·the·table.·Hence·all·attempts·to·check·that·the·element·is·present·in·the | 151 | in·the·table.·Hence·all·attempts·to·check·that·the·element·is·present·in·the |
| 152 | Ets/Mnesia·table·before·deletion·are·unnecessary.·Here·follows·an·example·for | 152 | Ets/Mnesia·table·before·deletion·are·unnecessary.·Here·follows·an·example·for |
| 153 | Ets·tables:</p><p><strong>DO</strong></p><pre><code·class="text">ets:delete(Tab,·Key),</code></pre><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id=" | 153 | Ets·tables:</p><p><strong>DO</strong></p><pre><code·class="text">ets:delete(Tab,·Key),</code></pre><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id="5145035371-1">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="5145035371-1">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 154 | ····</span><span·class="p"·data-group-id=" | 154 | ····</span><span·class="p"·data-group-id="5145035371-2">[</span><span·class="p"·data-group-id="5145035371-2">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 155 | ········</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 155 | ········</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 156 | ····</span><span·class="p"·data-group-id=" | 156 | ····</span><span·class="p"·data-group-id="5145035371-3">[</span><span·class="p">_</span><span·class="p">|</span><span·class="p">_</span><span·class="p"·data-group-id="5145035371-3">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ········</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id=" | 157 | ········</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="5145035371-4">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="5145035371-4">)</span><span·class="w"> |
| 158 | </span><span·class="k">end</span><span·class="p">,</span></code></pre><h3·id="fetching-data"·class="section-heading"> | 158 | </span><span·class="k">end</span><span·class="p">,</span></code></pre><h3·id="fetching-data"·class="section-heading"> |
| 159 | ··<a·href="#fetching-data"·class="hover-link"> | 159 | ··<a·href="#fetching-data"·class="hover-link"> |
| 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 161 | ··</a> | 161 | ··</a> |
| 162 | ··<span·class="text">Fetching·Data</span> | 162 | ··<span·class="text">Fetching·Data</span> |
| 163 | </h3> | 163 | </h3> |
| 164 | <p>Do·not·fetch·data·that·you·already·have.</p><p>Consider·that·you·have·a·module·that·handles·the·abstract·data·type·<code·class="inline">Person</code>. | 164 | <p>Do·not·fetch·data·that·you·already·have.</p><p>Consider·that·you·have·a·module·that·handles·the·abstract·data·type·<code·class="inline">Person</code>. |
| 165 | You·export·the·interface·function·<code·class="inline">print_person/1</code>,·which·uses·the·internal | 165 | You·export·the·interface·function·<code·class="inline">print_person/1</code>,·which·uses·the·internal |
| 166 | functions·<code·class="inline">print_name/1</code>,·<code·class="inline">print_age/1</code>,·and·<code·class="inline">print_occupation/1</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·the·function·<code·class="inline">print_name/1</code>,·and·so·on,·had·been·interface·functions,·the | 166 | functions·<code·class="inline">print_name/1</code>,·<code·class="inline">print_age/1</code>,·and·<code·class="inline">print_occupation/1</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·the·function·<code·class="inline">print_name/1</code>,·and·so·on,·had·been·interface·functions,·the |
| 167 | situation·would·have·been·different,·as·you·do·not·want·the·user·of·the | 167 | situation·would·have·been·different,·as·you·do·not·want·the·user·of·the |
| 168 | interface·to·know·about·the·internal·data·representation.</p></section><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%·Interface·function</span><span·class="w"> | 168 | interface·to·know·about·the·internal·data·representation.</p></section><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%·Interface·function</span><span·class="w"> |
| 169 | </span><span·class="nf">print_person</span><span·class="p"·data-group-id=" | 169 | </span><span·class="nf">print_person</span><span·class="p"·data-group-id="2669999761-1">(</span><span·class="n">PersonId</span><span·class="p"·data-group-id="2669999761-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 170 | ····</span><span·class="c1">%%·Look·up·the·person·in·the·named·table·person,</span><span·class="w"> | 170 | ····</span><span·class="c1">%%·Look·up·the·person·in·the·named·table·person,</span><span·class="w"> |
| 171 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id=" | 171 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id="2669999761-2">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PersonId</span><span·class="p"·data-group-id="2669999761-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 172 | ········</span><span·class="p"·data-group-id=" | 172 | ········</span><span·class="p"·data-group-id="2669999761-3">[</span><span·class="n">Person</span><span·class="p"·data-group-id="2669999761-3">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 173 | ············</span><span·class="nf">print_name</span><span·class="p"·data-group-id=" | 173 | ············</span><span·class="nf">print_name</span><span·class="p"·data-group-id="2669999761-4">(</span><span·class="n">Person</span><span·class="p"·data-group-id="2669999761-4">)</span><span·class="p">,</span><span·class="w"> |
| 174 | ············</span><span·class="nf">print_age</span><span·class="p"·data-group-id=" | 174 | ············</span><span·class="nf">print_age</span><span·class="p"·data-group-id="2669999761-5">(</span><span·class="n">Person</span><span·class="p"·data-group-id="2669999761-5">)</span><span·class="p">,</span><span·class="w"> |
| 175 | ············</span><span·class="nf">print_occupation</span><span·class="p"·data-group-id=" | 175 | ············</span><span·class="nf">print_occupation</span><span·class="p"·data-group-id="2669999761-6">(</span><span·class="n">Person</span><span·class="p"·data-group-id="2669999761-6">)</span><span·class="p">;</span><span·class="w"> |
| 176 | ········</span><span·class="p"·data-group-id=" | 176 | ········</span><span·class="p"·data-group-id="2669999761-7">[</span><span·class="p"·data-group-id="2669999761-7">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 177 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2669999761-8">(</span><span·class="s">"No·person·with·ID·=·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2669999761-9">[</span><sp[·...·truncated·by·diffoscope;·len:·122,·SHA:·3e1f5cec463ea4ce67382bcafed0f754347fa67068dc47abf534fc12c7dc614c·...·]-8">)</span><span·class="w"> |
| 178 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 178 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="c1">%%%·Internal·functions</span><span·class="w"> | 179 | </span><span·class="c1">%%%·Internal·functions</span><span·class="w"> |
| 180 | </span><span·class="nf">print_name</span><span·class="p"·data-group-id=" | 180 | </span><span·class="nf">print_name</span><span·class="p"·data-group-id="2669999761-10">(</span><span·class="n">Person</span><span·class="p"·data-group-id="2669999761-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 181 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2669999761-11">(</span><span·class="s">"No·person·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2669999761-12">[</span><span·class[·...·truncated·by·diffoscope;·len:·219,·SHA:·2f61ecbfc0398a7ac5fc39551f6e581b520ef3ac14c03571e710cd3b9d949b3e·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="nf">print_age</span><span·class="p"·data-group-id=" | 182 | </span><span·class="nf">print_age</span><span·class="p"·data-group-id="2669999761-13">(</span><span·class="n">Person</span><span·class="p"·data-group-id="2669999761-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 183 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2669999761-14">(</span><span·class="s">"No·person·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2669999761-15">[</span><span·class[·...·truncated·by·diffoscope;·len:·218,·SHA:·577442a3938368438c5ee37794fa08b4cf19004a6e27f6a6f56950c2233cd234·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="nf">print_occupation</span><span·class="p"·data-group-id=" | 184 | </span><span·class="nf">print_occupation</span><span·class="p"·data-group-id="2669999761-16">(</span><span·class="n">Person</span><span·class="p"·data-group-id="2669999761-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 185 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 185 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2669999761-17">(</span><span·class="s">"No·person·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2669999761-18">[</span><span·class[·...·truncated·by·diffoscope;·len:·225,·SHA:·3b1663390bcc70152e9f4c12707cc231bb10f0d9a32603e3e7d3eb956acf8736·...·]-17">)</span><span·class="p">.</span></code></pre><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%·Interface·function</span><span·class="w"> |
| 186 | </span><span·class="nf">print_person</span><span·class="p"·data-group-id=" | 186 | </span><span·class="nf">print_person</span><span·class="p"·data-group-id="8182330988-1">(</span><span·class="n">PersonId</span><span·class="p"·data-group-id="8182330988-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 187 | ····</span><span·class="c1">%%·Look·up·the·person·in·the·named·table·person,</span><span·class="w"> | 187 | ····</span><span·class="c1">%%·Look·up·the·person·in·the·named·table·person,</span><span·class="w"> |
| 188 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id=" | 188 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id="8182330988-2">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PersonId</span><span·class="p"·data-group-id="8182330988-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 189 | ········</span><span·class="p"·data-group-id=" | 189 | ········</span><span·class="p"·data-group-id="8182330988-3">[</span><span·class="n">Person</span><span·class="p"·data-group-id="8182330988-3">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 190 | ············</span><span·class="nf">print_name</span><span·class="p"·data-group-id=" | 190 | ············</span><span·class="nf">print_name</span><span·class="p"·data-group-id="8182330988-4">(</span><span·class="n">PersonID</span><span·class="p"·data-group-id="8182330988-4">)</span><span·class="p">,</span><span·class="w"> |
| 191 | ············</span><span·class="nf">print_age</span><span·class="p"·data-group-id=" | 191 | ············</span><span·class="nf">print_age</span><span·class="p"·data-group-id="8182330988-5">(</span><span·class="n">PersonID</span><span·class="p"·data-group-id="8182330988-5">)</span><span·class="p">,</span><span·class="w"> |
| 192 | ············</span><span·class="nf">print_occupation</span><span·class="p"·data-group-id=" | 192 | ············</span><span·class="nf">print_occupation</span><span·class="p"·data-group-id="8182330988-6">(</span><span·class="n">PersonID</span><span·class="p"·data-group-id="8182330988-6">)</span><span·class="p">;</span><span·class="w"> |
| 193 | ········</span><span·class="p"·data-group-id=" | 193 | ········</span><span·class="p"·data-group-id="8182330988-7">[</span><span·class="p"·data-group-id="8182330988-7">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 194 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8182330988-8">(</span><span·class="s">"No·person·with·ID·=·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8182330988-9">[</span><sp[·...·truncated·by·diffoscope;·len:·122,·SHA:·45afbcf80c9592ce51f744dbbc2cccd651000ceaf2460d9730e85977bc5ca1fb·...·]-8">)</span><span·class="w"> |
| 195 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 195 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="c1">%%%·Internal·functions</span><span·class="w"> | 196 | </span><span·class="c1">%%%·Internal·functions</span><span·class="w"> |
| 197 | </span><span·class="nf">print_name</span><span·class="p"·data-group-id=" | 197 | </span><span·class="nf">print_name</span><span·class="p"·data-group-id="8182330988-10">(</span><span·class="n">PersonID</span><span·class="p"·data-group-id="8182330988-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 198 | ····</span><span·class="p"·data-group-id=" | 198 | ····</span><span·class="p"·data-group-id="8182330988-11">[</span><span·class="n">Person</span><span·class="p"·data-group-id="8182330988-11">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</sp[·...·truncated·by·diffoscope;·len:·207,·SHA:·429c765a773df3aab300a8250a91fbb990004daff3050349994504bf8bb7aba0·...·]-12">)</span><span·class="p">,</span><span·class="w"> |
| 199 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8182330988-13">(</span><span·class="s">"No·person·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8182330988-14">[</span><span·class[·...·truncated·by·diffoscope;·len:·219,·SHA:·b6b16908ebb738a62bdf00f9fe5ba00e5858f90ca539d414936a1cd702a1a82f·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="nf">print_age</span><span·class="p"·data-group-id=" | 200 | </span><span·class="nf">print_age</span><span·class="p"·data-group-id="8182330988-15">(</span><span·class="n">PersonID</span><span·class="p"·data-group-id="8182330988-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 201 | ····</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="p"·data-group-id="8182330988-16">[</span><span·class="n">Person</span><span·class="p"·data-group-id="8182330988-16">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</sp[·...·truncated·by·diffoscope;·len:·207,·SHA:·050fd68f9fa92d154ee797c808e5e9efdb57fff6d4aefdd6f1bc434ad731ce92·...·]-17">)</span><span·class="p">,</span><span·class="w"> |
| 202 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8182330988-18">(</span><span·class="s">"No·person·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8182330988-19">[</span><span·class[·...·truncated·by·diffoscope;·len:·218,·SHA:·ae15552dcc21ce9dc84a0446ed2c317dff7f3ebb4c7a69dc135ab829d0e200c7·...·]-18">)</span><span·class="p">.</span><span·class="w"> |
| 203 | </span><span·class="nf">print_occupation</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nf">print_occupation</span><span·class="p"·data-group-id="8182330988-20">(</span><span·class="n">PersonID</span><span·class="p"·data-group-id="8182330988-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 204 | ····</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="p"·data-group-id="8182330988-21">[</span><span·class="n">Person</span><span·class="p"·data-group-id="8182330988-21">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</sp[·...·truncated·by·diffoscope;·len:·207,·SHA:·9d081e26a0af5fe0fb0cfb523b2c0a9c8a3be0203b2976cc92b7075c4d846cfb·...·]-22">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8182330988-23">(</span><span·class="s">"No·person·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8182330988-24">[</span><span·class[·...·truncated·by·diffoscope;·len:·225,·SHA:·9121e017400938da0e9265104823506b101a3a75a5f04eab034209c0a1de4572·...·]-23">)</span><span·class="p">.</span></code></pre><h3·id="non-persistent-database-storage"·class="section-heading"> |
| 206 | ··<a·href="#non-persistent-database-storage"·class="hover-link"> | 206 | ··<a·href="#non-persistent-database-storage"·class="hover-link"> |
| 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 208 | ··</a> | 208 | ··</a> |
| 209 | ··<span·class="text">Non-Persistent·Database·Storage</span> | 209 | ··<span·class="text">Non-Persistent·Database·Storage</span> |
| 210 | </h3> | 210 | </h3> |
| 211 | <p>For·non-persistent·database·storage,·prefer·Ets·tables·over·Mnesia | 211 | <p>For·non-persistent·database·storage,·prefer·Ets·tables·over·Mnesia |
| 212 | <code·class="inline">local_content</code>·tables.·Even·the·Mnesia·<code·class="inline">dirty_write</code>·operations·carry·a·fixed | 212 | <code·class="inline">local_content</code>·tables.·Even·the·Mnesia·<code·class="inline">dirty_write</code>·operations·carry·a·fixed |
| Offset 226, 38 lines modified | Offset 226, 38 lines modified | ||
| 226 | </h3> | 226 | </h3> |
| 227 | <p>Assuming·an·Ets·table·that·uses·<code·class="inline">idno</code>·as·key·and·contains·the·following:</p><pre><code·class="text">[#person{idno·=·1,·name·=·"Adam",··age·=·31,·occupation·=·"mailman"}, | 227 | <p>Assuming·an·Ets·table·that·uses·<code·class="inline">idno</code>·as·key·and·contains·the·following:</p><pre><code·class="text">[#person{idno·=·1,·name·=·"Adam",··age·=·31,·occupation·=·"mailman"}, |
| 228 | ·#person{idno·=·2,·name·=·"Bryan",·age·=·31,·occupation·=·"cashier"}, | 228 | ·#person{idno·=·2,·name·=·"Bryan",·age·=·31,·occupation·=·"cashier"}, |
| 229 | ·#person{idno·=·3,·name·=·"Bryan",·age·=·35,·occupation·=·"banker"}, | 229 | ·#person{idno·=·3,·name·=·"Bryan",·age·=·35,·occupation·=·"banker"}, |
| 230 | ·#person{idno·=·4,·name·=·"Carl",··age·=·25,·occupation·=·"mailman"}]</code></pre><p>If·you·<em>must</em>·return·all·data·stored·in·the·Ets·table,·you·can·use | 230 | ·#person{idno·=·4,·name·=·"Carl",··age·=·25,·occupation·=·"mailman"}]</code></pre><p>If·you·<em>must</em>·return·all·data·stored·in·the·Ets·table,·you·can·use |
| 231 | <a·href="../../lib/stdlib-6.2/doc/html/ets.html#tab2list/1"><code·class="inline">ets:tab2list/1</code></a>.·However,·usually·you·are·only·interested·in·a·subset·of·the | 231 | <a·href="../../lib/stdlib-6.2/doc/html/ets.html#tab2list/1"><code·class="inline">ets:tab2list/1</code></a>.·However,·usually·you·are·only·interested·in·a·subset·of·the |
| 232 | information·in·which·case·<a·href="../../lib/stdlib-6.2/doc/html/ets.html#tab2list/1"><code·class="inline">ets:tab2list/1</code></a>·is·expensive.·If·you·only·want·to | 232 | information·in·which·case·<a·href="../../lib/stdlib-6.2/doc/html/ets.html#tab2list/1"><code·class="inline">ets:tab2list/1</code></a>·is·expensive.·If·you·only·want·to |
| 233 | extract·one·field·from·each·record,·for·example,·the·age·of·every·person,·then:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 233 | extract·one·field·from·each·record,·for·example,·the·age·of·every·person,·then:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="5236785988-1">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5236785988-2">[</span><span·class="p"·data-group-id="5236785988-3">{</span><span·class="o">#</span><span·class="ss">person</span>[·...·truncated·by·diffoscope;·len:·41,·SHA:·d43e5f4cc323741858261860ee5c8057f7bc70b1efd085a7e8db71d2c26129cf·...·]-4">{</span><span·class="ss">idno</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> |
| 234 | ··························</span><span·class="ss">name</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> | 234 | ··························</span><span·class="ss">name</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> |
| 235 | ··························</span><span·class="ss">age</span><span·class="o">=</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> | 235 | ··························</span><span·class="ss">age</span><span·class="o">=</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 236 | ··························</span><span·class="ss">occupation</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id=" | 236 | ··························</span><span·class="ss">occupation</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="5236785988-4">}</span><span·class="p">,</span><span·class="w"> |
| 237 | ················</span><span·class="p"·data-group-id=" | 237 | ················</span><span·class="p"·data-group-id="5236785988-5">[</span><span·class="p"·data-group-id="5236785988-5">]</span><span·class="p">,</span><span·class="w"> |
| 238 | ················</span><span·class="p"·data-group-id=" | 238 | ················</span><span·class="p"·data-group-id="5236785988-6">[</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="5236785988-6">]</span><span·class="p"·data-group-id="5236785988-3">}</span><span·class="p"·data-group-id="5236785988-2">]</span><span·class="p"·data-group-id="52367859[·...·truncated·by·diffoscope;·len:·434,·SHA:·d2dbf8e6a33fbf46ca98573cb76a829ce45e71d57c790868a2bd63596e02132d·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 239 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 239 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="0677549292-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="0677549292-3">(</span><span·class="n">X</span><span·class="p"·data-group-id="0677549292-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·919,·SHA:·1947325b1a0b6f75719d09a661427ae36fe666f69c05dc9e97e7fa7a1d91665b·...·]-4">{</span><span·class="ss">idno</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> |
| 240 | ··························</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Bryan"</span><span·class="p">,</span><span·class="w"> | 240 | ··························</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Bryan"</span><span·class="p">,</span><span·class="w"> |
| 241 | ··························</span><span·class="ss">age</span><span·class="o">=</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> | 241 | ··························</span><span·class="ss">age</span><span·class="o">=</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 242 | ··························</span><span·class="ss">occupation</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="9 | 242 | ··························</span><span·class="ss">occupation</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="9315144946-4">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ················</span><span·class="p"·data-group-id="9 | 243 | ················</span><span·class="p"·data-group-id="9315144946-5">[</span><span·class="p"·data-group-id="9315144946-5">]</span><span·class="p">,</span><span·class="w"> |
| 244 | ················</span><span·class="p"·data-group-id="9 | 244 | ················</span><span·class="p"·data-group-id="9315144946-6">[</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="9315144946-6">]</span><span·class="p"·data-group-id="9315144946-3">}</span><span·class="p"·data-group-id="9315144946-2">]</span><span·class="p"·data-group-id="931514494[·...·truncated·by·diffoscope;·len:·409,·SHA:·a29fca9969deb01196d5a6a0a764aab8b17feda589071101d2bb4aa741034a8f·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 245 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id=" | 245 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="8326073998-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="8326073998-3">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="8326073998-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="k">case</span><span·class="w">·</span><span·class="n">X</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 246 | ································</span><span·class="s">"Bryan"</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 246 | ································</span><span·class="s">"Bryan"</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 247 | ····································</span><span·class="p"·data-group-id=" | 247 | ····································</span><span·class="p"·data-group-id="8326073998-4">[</span><span·class="n">X</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">age</span><span·class="p">|</span><span·class="n">Acc</span><span·class="p"·data-group-id="8326073998-4">]</span><span·class="p">;</span><span·class="w"> |
| 248 | ·································</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 248 | ·································</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 249 | ·····································</span><span·class="n">Acc</span><span·class="w"> | 249 | ·····································</span><span·class="n">Acc</span><span·class="w"> |
| 250 | ···························</span><span·class="k">end</span><span·class="w"> | 250 | ···························</span><span·class="k">end</span><span·class="w"> |
| 251 | ·············</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id=" | 251 | ·············</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8326073998-5">[</span><span·class="p"·data-group-id="8326073998-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TabList</span><span·class="p"·data-group-id="8326073998-2">)</span></code></pre><p>If·you·need·all·information·stored·in·the·Ets·table·about·persons·named·"Bryan", |
| 252 | then:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 252 | then:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="7426195907-1">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7426195907-2">[</span><span·class="p"·data-group-id="7426195907-3">{</span><span·class="o">#</span><span·class="ss">person</span>[·...·truncated·by·diffoscope;·len:·41,·SHA:·fc676c3c6b2fb4cd212062284cfe5da2cc4f5861db49e22ad1b69d5daaf6d377·...·]-4">{</span><span·class="ss">idno</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> |
| 253 | ··························</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Bryan"</span><span·class="p">,</span><span·class="w"> | 253 | ··························</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Bryan"</span><span·class="p">,</span><span·class="w"> |
| 254 | ··························</span><span·class="ss">age</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> | 254 | ··························</span><span·class="ss">age</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> |
| 255 | ··························</span><span·class="ss">occupation</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id=" | 255 | ··························</span><span·class="ss">occupation</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="7426195907-4">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7426195907-5">[</span><span·class="p"·data-group-id="7426195907-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7[·...·truncated·by·diffoscope;·len:·688,·SHA:·91f4b3bfec85b74918930c65bfd645f6c2fb5cb63fad102dee2a09edaa29d37a·...·]6-1">)</span><span·class="p">,</span><span·class="w"> |
| 256 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">filter</span><span·class="p"·data-group-id=" | 256 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">filter</span><span·class="p"·data-group-id="7001983806-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="7001983806-3">(</span><span·class="n">X</span><span·class="p"·data-group-id="7001983806-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·410,·SHA:·e5b1a3e1d690db6c689edcf8c4fbdb1503c5dc6222f6e25c9c3ab6e7a5958cf0·...·]6-2">)</span><span·class="p">,</span></code></pre><h3·id="ordered_set-tables"·class="section-heading"> |
| 257 | ··<a·href="#ordered_set-tables"·class="hover-link"> | 257 | ··<a·href="#ordered_set-tables"·class="hover-link"> |
| 258 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 258 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 259 | ··</a> | 259 | ··</a> |
| 260 | ··<span·class="text"><code·class="inline">ordered_set</code>·Tables</span> | 260 | ··<span·class="text"><code·class="inline">ordered_set</code>·Tables</span> |
| 261 | </h3> | 261 | </h3> |
| 262 | <p>If·the·data·in·the·table·is·to·be·accessed·so·that·the·order·of·the·keys·in·the | 262 | <p>If·the·data·in·the·table·is·to·be·accessed·so·that·the·order·of·the·keys·in·the |
| 263 | table·is·significant,·the·table·type·<code·class="inline">ordered_set</code>·can·be·used·instead·of·the | 263 | table·is·significant,·the·table·type·<code·class="inline">ordered_set</code>·can·be·used·instead·of·the |
| Offset 293, 20 lines modified | Offset 293, 20 lines modified | ||
| 293 | Clearly,·the·second·table·would·have·to·be·kept·consistent·with·the·master | 293 | Clearly,·the·second·table·would·have·to·be·kept·consistent·with·the·master |
| 294 | table.·Mnesia·can·do·this·for·you,·but·a·home-brew·index·table·can·be·very | 294 | table.·Mnesia·can·do·this·for·you,·but·a·home-brew·index·table·can·be·very |
| 295 | efficient·compared·to·the·overhead·involved·in·using·Mnesia.</p><p>An·index·table·for·the·table·in·the·previous·examples·would·have·to·be·a·bag·(as | 295 | efficient·compared·to·the·overhead·involved·in·using·Mnesia.</p><p>An·index·table·for·the·table·in·the·previous·examples·would·have·to·be·a·bag·(as |
| 296 | keys·would·appear·more·than·once)·and·can·have·the·following·contents:</p><pre><code·class="text">[#index_entry{name="Adam",·idno=1}, | 296 | keys·would·appear·more·than·once)·and·can·have·the·following·contents:</p><pre><code·class="text">[#index_entry{name="Adam",·idno=1}, |
| 297 | ·#index_entry{name="Bryan",·idno=2}, | 297 | ·#index_entry{name="Bryan",·idno=2}, |
| 298 | ·#index_entry{name="Bryan",·idno=3}, | 298 | ·#index_entry{name="Bryan",·idno=3}, |
| 299 | ·#index_entry{name="Carl",·idno=4}]</code></pre><p>Given·this·index·table,·a·lookup·of·the·<code·class="inline">age</code>·fields·for·all·persons·named | 299 | ·#index_entry{name="Carl",·idno=4}]</code></pre><p>Given·this·index·table,·a·lookup·of·the·<code·class="inline">age</code>·fields·for·all·persons·named |
| 300 | "Bryan"·can·be·done·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">MatchingIDs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id=" | 300 | "Bryan"·can·be·done·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">MatchingIDs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id="5523141474-1">(</span><span·class="n">IndexTable</span><span·class="p">,</span><span·class="s">"Bryan"</span><span·class="p"·data-group-id="5523141474-1">)</span><span·class="p">,</span><span·class="w"> |
| 301 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 301 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="5523141474-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="5523141474-3">(</span><span·class="o">#</span><span·class="ss">index_entry</span><span·class="p"·data-group-id="5523141474-4">{</span><span·class="ss">idno</span><span·class="w[·...·truncated·by·diffoscope;·len:·177,·SHA:·6db0bf596adefc6caec965e5ab64ee7b6a9f435e3a36fc156cd2e6588e38f197·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 302 | ·················</span><span·class="p"·data-group-id=" | 302 | ·················</span><span·class="p"·data-group-id="5523141474-5">[</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="5523141474-6">{</span><span·class="ss">age</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Age</span><s[·...·truncated·by·diffoscope;·len:·458,·SHA:·c1aef517b805d1acfba9ec25de56bfacc3ad00d459296af6bf5c3a1b7223810b·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 303 | ·················</span><span·class="n">Age</span><span·class="w"> | 303 | ·················</span><span·class="n">Age</span><span·class="w"> |
| 304 | ··········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 304 | ··········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 305 | ··········</span><span·class="n">MatchingIDs</span><span·class="p"·data-group-id=" | 305 | ··········</span><span·class="n">MatchingIDs</span><span·class="p"·data-group-id="5523141474-2">)</span><span·class="p">,</span></code></pre><p>Notice·that·this·code·does·not·use·<a·href="../../lib/stdlib-6.2/doc/html/ets.html#match/2"><code·class="inline">ets:match/2</code></a>,·but·instead·uses·the |
| 306 | <a·href="../../lib/stdlib-6.2/doc/html/ets.html#lookup/2"><code·class="inline">ets:lookup/2</code></a>·call.·The·<a·href="../../lib/stdlib-6.2/doc/html/lists.html#map/2"><code·class="inline">lists:map/2</code></a>·call·is·only·used·to·traverse·the·<code·class="inline">idno</code>s | 306 | <a·href="../../lib/stdlib-6.2/doc/html/ets.html#lookup/2"><code·class="inline">ets:lookup/2</code></a>·call.·The·<a·href="../../lib/stdlib-6.2/doc/html/lists.html#map/2"><code·class="inline">lists:map/2</code></a>·call·is·only·used·to·traverse·the·<code·class="inline">idno</code>s |
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| 184 | ······<p·class="built-using"> | 184 | ······<p·class="built-using"> |
| 185 | ········Built·using | 185 | ········Built·using |
| 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 188 | ······</p> | 188 | ······</p> |
| 189 | <p>Copyright·©·1996-202 | 189 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 190 | ····</footer> | 190 | ····</footer> |
| 191 | ··</div> | 191 | ··</div> |
| 192 | </main> | 192 | </main> |
| 193 | </div> | 193 | </div> |
| 194 | <script> | 194 | <script> |
| 195 | ··function·mermaidLoaded()·{ | 195 | ··function·mermaidLoaded()·{ |
| 196 | ····mermaid.initialize({ | 196 | ····mermaid.initialize({ |
| Offset 238, 124 lines modified | Offset 238, 124 lines modified | ||
| 238 | and·optional·<code·class="inline">(=>)</code>·association·types.·If·an·association·type·is·mandatory,·an | 238 | and·optional·<code·class="inline">(=>)</code>·association·types.·If·an·association·type·is·mandatory,·an |
| 239 | association·with·that·type·needs·to·be·present.·In·the·case·of·an·optional | 239 | association·with·that·type·needs·to·be·present.·In·the·case·of·an·optional |
| 240 | association·type·it·is·not·required·for·the·key·type·to·be·present.</p><p>The·notation·<code·class="inline">#{}</code>·specifies·the·singleton·type·for·the·empty·map.·Note·that | 240 | association·type·it·is·not·required·for·the·key·type·to·be·present.</p><p>The·notation·<code·class="inline">#{}</code>·specifies·the·singleton·type·for·the·empty·map.·Note·that |
| 241 | this·notation·is·not·a·shorthand·for·the·<a·href="../../erts-15.2.2/doc/html/erlang.html#t:map/0"><code·class="inline">map/0</code></a>·type.</p><p>For·convenience,·the·following·types·are·also·built-in.·They·can·be·thought·as | 241 | this·notation·is·not·a·shorthand·for·the·<a·href="../../erts-15.2.2/doc/html/erlang.html#t:map/0"><code·class="inline">map/0</code></a>·type.</p><p>For·convenience,·the·following·types·are·also·built-in.·They·can·be·thought·as |
| 242 | predefined·aliases·for·the·type·unions·also·shown·in·the·table.</p><p><a·href=""·id="builtin_types"></a></p><table><thead><tr><th·style="text-align:·left;"><em>Built-in·type</em></th><th·style="text-align:·left;"><em>Defined·as</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:term/0"><code·class="inline">term/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:any/0"><code·class="inline">any/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:binary/0"><code·class="inline">binary/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:_*8>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:nonempty_binary/0"><code·class="inline">nonempty_binary/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:8,·_:_*8>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:bitstring/0"><code·class="inline">bitstring/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:_*1>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:nonempty_bitstring/0"><code·class="inline">nonempty_bitstring/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:1,·_:_*1>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:boolean/0"><code·class="inline">boolean/0</code></a></td><td·style="text-align:·left;"><code·class="inline">'false'</code>·|·<code·class="inline">'true'</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..255</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:char/0"><code·class="inline">char/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..16#10ffff</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:nil/0"><code·class="inline">nil/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:number/0"><code·class="inline">number/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>·|·<a·href="../../erts-15.2.2/doc/html/erlang.html#t:float/0"><code·class="inline">float/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:list/0"><code·class="inline">list/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[any()]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:maybe_improper_list/0"><code·class="inline">maybe_improper_list/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:maybe_improper_list/2"><code·class="inline">maybe_improper_list(any(),·any())</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:nonempty_list/0"><code·class="inline">nonempty_list/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:nonempty_list/1"><code·class="inline">nonempty_list(any())</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:string/0"><code·class="inline">string/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[char()]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:nonempty_string/0"><code·class="inline">nonempty_string/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[char(),...]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:iodata/0"><code·class="inline">iodata/0</code></a></td><td·style="text-align:·left;"><code·class="inline">iolist()</code>·|·<code·class="inline">binary()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:iolist/0"><code·class="inline">iolist/0</code></a></td><td·style="text-align:·left;"><code·class="inline">maybe_improper_list(byte()</code>·|·<code·class="inline">binary()</code>·|·<code·class="inline">iolist(),·binary()</code>·|·<code·class="inline">[])</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:map/0"><code·class="inline">map/0</code></a></td><td·style="text-align:·left;"><code·class="inline">#{any()·=>·any()}</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:function/0"><code·class="inline">function/0</code></a></td><td·style="text-align:·left;"><code·class="inline">fun()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:module/0"><code·class="inline">module/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:atom/0"><code·class="inline">atom/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:mfa/0"><code·class="inline">mfa/0</code></a></td><td·style="text-align:·left;"><code·class="inline">{module(),atom(),arity()}</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:arity/0"><code·class="inline">arity/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..255</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:identifier/0"><code·class="inline">identifier/0</code></a></td><td·style="text-align:·left;"><code·class="inline">pid()</code>·|·<code·class="inline">port()</code>·|·<code·class="inline">reference()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#node/0"><code·class="inline">node/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:atom/0"><code·class="inline">atom/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:timeout/0"><code·class="inline">timeout/0</code></a></td><td·style="text-align:·left;"><code·class="inline">'infinity'</code>·|·<code·class="inline">non_neg_integer()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:no_return/0"><code·class="inline">no_return/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:none/0"><code·class="inline">none/0</code></a></td></tr></tbody></table><p><em>Table:·Built-in·types,·predefined·aliases</em></p><p>In·addition,·the·following·three·built-in·types·exist·and·can·be·thought·as | 242 | predefined·aliases·for·the·type·unions·also·shown·in·the·table.</p><p><a·href=""·id="builtin_types"></a></p><table><thead><tr><th·style="text-align:·left;"><em>Built-in·type</em></th><th·style="text-align:·left;"><em>Defined·as</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:term/0"><code·class="inline">term/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:any/0"><code·class="inline">any/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:binary/0"><code·class="inline">binary/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:_*8>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:nonempty_binary/0"><code·class="inline">nonempty_binary/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:8,·_:_*8>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:bitstring/0"><code·class="inline">bitstring/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:_*1>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:nonempty_bitstring/0"><code·class="inline">nonempty_bitstring/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:1,·_:_*1>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:boolean/0"><code·class="inline">boolean/0</code></a></td><td·style="text-align:·left;"><code·class="inline">'false'</code>·|·<code·class="inline">'true'</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..255</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:char/0"><code·class="inline">char/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..16#10ffff</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:nil/0"><code·class="inline">nil/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:number/0"><code·class="inline">number/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>·|·<a·href="../../erts-15.2.2/doc/html/erlang.html#t:float/0"><code·class="inline">float/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:list/0"><code·class="inline">list/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[any()]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:maybe_improper_list/0"><code·class="inline">maybe_improper_list/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:maybe_improper_list/2"><code·class="inline">maybe_improper_list(any(),·any())</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:nonempty_list/0"><code·class="inline">nonempty_list/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:nonempty_list/1"><code·class="inline">nonempty_list(any())</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:string/0"><code·class="inline">string/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[char()]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:nonempty_string/0"><code·class="inline">nonempty_string/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[char(),...]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:iodata/0"><code·class="inline">iodata/0</code></a></td><td·style="text-align:·left;"><code·class="inline">iolist()</code>·|·<code·class="inline">binary()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:iolist/0"><code·class="inline">iolist/0</code></a></td><td·style="text-align:·left;"><code·class="inline">maybe_improper_list(byte()</code>·|·<code·class="inline">binary()</code>·|·<code·class="inline">iolist(),·binary()</code>·|·<code·class="inline">[])</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:map/0"><code·class="inline">map/0</code></a></td><td·style="text-align:·left;"><code·class="inline">#{any()·=>·any()}</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:function/0"><code·class="inline">function/0</code></a></td><td·style="text-align:·left;"><code·class="inline">fun()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:module/0"><code·class="inline">module/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:atom/0"><code·class="inline">atom/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:mfa/0"><code·class="inline">mfa/0</code></a></td><td·style="text-align:·left;"><code·class="inline">{module(),atom(),arity()}</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:arity/0"><code·class="inline">arity/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..255</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:identifier/0"><code·class="inline">identifier/0</code></a></td><td·style="text-align:·left;"><code·class="inline">pid()</code>·|·<code·class="inline">port()</code>·|·<code·class="inline">reference()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#node/0"><code·class="inline">node/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:atom/0"><code·class="inline">atom/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:timeout/0"><code·class="inline">timeout/0</code></a></td><td·style="text-align:·left;"><code·class="inline">'infinity'</code>·|·<code·class="inline">non_neg_integer()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:no_return/0"><code·class="inline">no_return/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:none/0"><code·class="inline">none/0</code></a></td></tr></tbody></table><p><em>Table:·Built-in·types,·predefined·aliases</em></p><p>In·addition,·the·following·three·built-in·types·exist·and·can·be·thought·as |
| 243 | defined·below,·though·strictly·their·"type·definition"·is·not·valid·syntax | 243 | defined·below,·though·strictly·their·"type·definition"·is·not·valid·syntax |
| 244 | according·to·the·type·language·defined·above.</p><table><thead><tr><th·style="text-align:·left;"><em>Built-in·type</em></th><th·style="text-align:·left;"><em>Can·be·thought·defined·by·the·syntax</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:pos_integer/0"><code·class="inline">pos_integer/0</code></a></td><td·style="text-align:·left;"><code·class="inline">1..</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:neg_integer/0"><code·class="inline">neg_integer/0</code></a></td><td·style="text-align:·left;"><code·class="inline">..-1</code></td></tr></tbody></table><p><em>Table:·Additional·built-in·types</em></p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·following·built-in·list·types·also·exist,·but·they·are·expected·to·be | 244 | according·to·the·type·language·defined·above.</p><table><thead><tr><th·style="text-align:·left;"><em>Built-in·type</em></th><th·style="text-align:·left;"><em>Can·be·thought·defined·by·the·syntax</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:pos_integer/0"><code·class="inline">pos_integer/0</code></a></td><td·style="text-align:·left;"><code·class="inline">1..</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.2/doc/html/erlang.html#t:neg_integer/0"><code·class="inline">neg_integer/0</code></a></td><td·style="text-align:·left;"><code·class="inline">..-1</code></td></tr></tbody></table><p><em>Table:·Additional·built-in·types</em></p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·following·built-in·list·types·also·exist,·but·they·are·expected·to·be |
| 245 | rarely·used.·Hence,·they·have·long·names:</p></section><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">nonempty_maybe_improper_list</span><span·class="p"·data-group-id=" | 245 | rarely·used.·Hence,·they·have·long·names:</p></section><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">nonempty_maybe_improper_list</span><span·class="p"·data-group-id="6926181643-1">(</span><span·class="p"·data-group-id="6926181643-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">nonempty_maybe_improper_list</span><span·class="p"·data-group-id="69[·...·truncated·by·diffoscope;·len:·375,·SHA:·c7e01c912df27d54cf84011008bfe3f5b301ae3ea7c757e1c8cb5a2835716bd9·...·]-2">)</span><span·class="w"> |
| 246 | </span><span·class="nf">nonempty_improper_list</span><span·class="p"·data-group-id=" | 246 | </span><span·class="nf">nonempty_improper_list</span><span·class="p"·data-group-id="6926181643-5">(</span><span·class="n">Type1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type2</span><span·class="p"·data-group-id="6926181643-5">)</span><span·class="w"> |
| 247 | </span><span·class="nf">nonempty_maybe_improper_list</span><span·class="p"·data-group-id=" | 247 | </span><span·class="nf">nonempty_maybe_improper_list</span><span·class="p"·data-group-id="6926181643-6">(</span><span·class="n">Type1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type2</span><span·class="p"·data-group-id="6926181643-6">)</span></code></pre><p>where·the·last·two·types·define·the·set·of·Erlang·terms·one·would·expect.</p><p>Also·for·convenience,·record·notation·is·allowed·to·be·used.·Records·are |
| 248 | shorthands·for·the·corresponding·tuples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Record</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Erlang_Atom</span><span·class="p"·data-group-id=" | 248 | shorthands·for·the·corresponding·tuples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Record</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Erlang_Atom</span><span·class="p"·data-group-id="3241660629-1">{</span><span·class="p"·data-group-id="3241660629-1">}</span><span·class="w"> |
| 249 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Erlang_Atom</span><span·class="p"·data-group-id=" | 249 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Erlang_Atom</span><span·class="p"·data-group-id="3241660629-2">{</span><span·class="n">Fields</span><span·class="p"·data-group-id="3241660629-2">}</span></code></pre><p>Records·are·extended·to·possibly·contain·type·information.·This·is·described·in |
| 250 | <a·href="typespec.html#typeinrecords">Type·Information·in·Record·Declarations</a>.</p><h3·id="redefining-built-in-types"·class="section-heading"> | 250 | <a·href="typespec.html#typeinrecords">Type·Information·in·Record·Declarations</a>.</p><h3·id="redefining-built-in-types"·class="section-heading"> |
| 251 | ··<a·href="#redefining-built-in-types"·class="hover-link"> | 251 | ··<a·href="#redefining-built-in-types"·class="hover-link"> |
| 252 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 252 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 253 | ··</a> | 253 | ··</a> |
| 254 | ··<span·class="text">Redefining·built-in·types</span> | 254 | ··<span·class="text">Redefining·built-in·types</span> |
| 255 | </h3> | 255 | </h3> |
| 256 | <section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Starting·from·Erlang/OTP·26,·it·is·permitted·to·define·a·type·having·the·same | 256 | <section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Starting·from·Erlang/OTP·26,·it·is·permitted·to·define·a·type·having·the·same |
| 257 | name·as·a·built-in·type.</p></section><p>It·is·recommended·to·avoid·deliberately·reusing·built-in·names·because·it·can·be | 257 | name·as·a·built-in·type.</p></section><p>It·is·recommended·to·avoid·deliberately·reusing·built-in·names·because·it·can·be |
| 258 | confusing.·However,·when·an·Erlang/OTP·release·introduces·a·new·type,·code·that | 258 | confusing.·However,·when·an·Erlang/OTP·release·introduces·a·new·type,·code·that |
| 259 | happened·to·define·its·own·type·having·the·same·name·will·continue·to·work.</p><p>As·an·example,·imagine·that·the·Erlang/OTP·42·release·introduces·a·new·type | 259 | happened·to·define·its·own·type·having·the·same·name·will·continue·to·work.</p><p>As·an·example,·imagine·that·the·Erlang/OTP·42·release·introduces·a·new·type |
| 260 | <code·class="inline">gadget()</code>·defined·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">gadget</span><span·class="p"·data-group-id="4196474902-1">(</span><span·class="p"·data-group-id="4196474902-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4196474902-2">{</span><span·class="ss">'gadget'</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">reference</span><span·class="p"·data-group-id="4196474902-3">(</span><span·class="p"·data-group-id="4196474902-3">)</span><span·class="p"·data-group-id="4196474902-2">}</span><span·class="p">.</span></code></pre><p>Further·imagine·that·some·code·has·its·own·(different)·definition·of·<code·class="inline">gadget()</code>, | ||
| 261 | 260 | <code·class="inline">gadget()</code>·defined·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">gadget</span><span·class="p"·data-group-id="9766731003-1[·...·truncated·by·diffoscope;·len:·638,·SHA:·823d516752f8b6636e16483366f36e3228eeac0fd00ba1874789d259612ff850·...·] | |
| 261 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">gadget</span><span·class="p"·data-group-id="1676854387-1">(</span><span·class="p"·data-group-id="1676854387-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="1676854387-2">#{</span><span·class="p"·data-group-id="1676854387-2">}</span><span·class="p">.</span></code></pre><p>Since·redefinitions·are·allowed,·the·code·will·still·compile·(but·with·a | ||
| 262 | warning),·and·Dialyzer·will·not·emit·any·additional·warnings.</p><h2·id="type-declarations-of-user-defined-types"·class="section-heading"> | 262 | warning),·and·Dialyzer·will·not·emit·any·additional·warnings.</p><h2·id="type-declarations-of-user-defined-types"·class="section-heading"> |
| 263 | ··<a·href="#type-declarations-of-user-defined-types"·class="hover-link"> | 263 | ··<a·href="#type-declarations-of-user-defined-types"·class="hover-link"> |
| 264 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 264 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 265 | ··</a> | 265 | ··</a> |
| 266 | ··<span·class="text">Type·Declarations·of·User-Defined·Types</span> | 266 | ··<span·class="text">Type·Declarations·of·User-Defined·Types</span> |
| 267 | </h2> | 267 | </h2> |
| 268 | <p>As·seen,·the·basic·syntax·of·a·type·is·an·atom·followed·by·closed·parentheses. | 268 | <p>As·seen,·the·basic·syntax·of·a·type·is·an·atom·followed·by·closed·parentheses. |
| 269 | New·types·are·declared·using·<code·class="inline">-type</code>·and·<code·class="inline">-opaque</code>·attributes·as·in·the | 269 | New·types·are·declared·using·<code·class="inline">-type</code>·and·<code·class="inline">-opaque</code>·attributes·as·in·the |
| 270 | following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">my_struct_type</span><span·class="p"·data-group-id=" | 270 | following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">my_struct_type</span><span·class="p"·data-group-id="7049910382-1">(</span><span·class="p"·data-group-id="7049910382-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Type</span><span·class="p">.</span><span·class="w"> |
| 271 | </span><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">my_opaq_type</span><span·class="p"·data-group-id=" | 271 | </span><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">my_opaq_type</span><span·class="p"·data-group-id="7049910382-2">(</span><span·class="p"·data-group-id="7049910382-2">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Type</span><span·class="p">.</span></code></pre><p>The·type·name·is·the·atom·<code·class="inline">my_struct_type</code>,·followed·by·parentheses.·<code·class="inline">Type</code>·is·a |
| 272 | type·as·defined·in·the·previous·section.·A·current·restriction·is·that·<code·class="inline">Type</code> | 272 | type·as·defined·in·the·previous·section.·A·current·restriction·is·that·<code·class="inline">Type</code> |
| 273 | can·contain·only·predefined·types,·or·user-defined·types·which·are·either·of·the | 273 | can·contain·only·predefined·types,·or·user-defined·types·which·are·either·of·the |
| 274 | following:</p><ul><li>Module-local·type,·that·is,·with·a·definition·that·is·present·in·the·code·of | 274 | following:</p><ul><li>Module-local·type,·that·is,·with·a·definition·that·is·present·in·the·code·of |
| 275 | the·module</li><li>Remote·type,·that·is,·type·defined·in,·and·exported·by,·other·modules;·more | 275 | the·module</li><li>Remote·type,·that·is,·type·defined·in,·and·exported·by,·other·modules;·more |
| 276 | about·this·soon.</li></ul><p>For·module-local·types,·the·restriction·that·their·definition·exists·in·the | 276 | about·this·soon.</li></ul><p>For·module-local·types,·the·restriction·that·their·definition·exists·in·the |
| 277 | module·is·enforced·by·the·compiler·and·results·in·a·compilation·error.·(A | 277 | module·is·enforced·by·the·compiler·and·results·in·a·compilation·error.·(A |
| 278 | similar·restriction·currently·exists·for·records.)</p><p>Type·declarations·can·also·be·parameterized·by·including·type·variables·between | 278 | similar·restriction·currently·exists·for·records.)</p><p>Type·declarations·can·also·be·parameterized·by·including·type·variables·between |
| 279 | the·parentheses.·The·syntax·of·type·variables·is·the·same·as·Erlang·variables, | 279 | the·parentheses.·The·syntax·of·type·variables·is·the·same·as·Erlang·variables, |
| 280 | that·is,·starts·with·an·upper-case·letter.·These·variables·is·to | 280 | that·is,·starts·with·an·upper-case·letter.·These·variables·is·to |
| 281 | appear·on·the·RHS·of·the·definition.·A·concrete·example·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">orddict</span><span·class="p"·data-group-id=" | 281 | appear·on·the·RHS·of·the·definition.·A·concrete·example·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">orddict</span><span·class="p"·data-group-id="9378590857-1">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Val</span><span·class="p"·data-group-id="9378590857-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·cla[·...·truncated·by·diffoscope;·len:·315,·SHA:·55e87171e6f311a99a75d8518c4cd274b2b89461bcc0033fd9b1c56f7a9bd919·...·]-2">]</span><span·class="p">.</span></code></pre><p>A·module·can·export·some·types·to·declare·that·other·modules·are·allowed·to |
| 282 | refer·to·them·as·<em>remote·types</em>.·This·declaration·has·the·following·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">export_type</span><span·class="p"·data-group-id=" | 282 | refer·to·them·as·<em>remote·types</em>.·This·declaration·has·the·following·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">export_type</span><span·class="p"·data-group-id="2564892242-1">(</span><span·class="p"·data-group-id="2564892242-2">[</span><span·class="n">T1</span><span·class="o">/</span><span·class="n">A1</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class[·...·truncated·by·diffoscope;·len:·965,·SHA:·2b666a27f39486591d380dd3346d1448449faa735f9c51301c3371f4516f5d68·...·]-1">)</span><span·class="p">.</span></code></pre><p>Assuming·that·these·types·are·exported·from·module·<code·class="inline">'mod'</code>,·you·can·refer·to |
| 283 | them·from·other·modules·using·remote·type·expressions·like·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mod</span><span·class="p">:</span><span·class="nf">my_struct_type</span><span·class="p"·data-group-id=" | 283 | them·from·other·modules·using·remote·type·expressions·like·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mod</span><span·class="p">:</span><span·class="nf">my_struct_type</span><span·class="p"·data-group-id="6109574085-1">(</span><span·class="p"·data-group-id="6109574085-1">)</span><span·class="w"> |
| 284 | </span><span·class="nc">mod</span><span·class="p">:</span><span·class="nf">orddict</span><span·class="p"·data-group-id=" | 284 | </span><span·class="nc">mod</span><span·class="p">:</span><span·class="nf">orddict</span><span·class="p"·data-group-id="6109574085-2">(</span><span·class="nf">atom</span><span·class="p"·data-group-id="6109574085-3">(</span><span·class="p"·data-group-id="6109574085-3">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·123,·SHA:·c313d0809ef52ee8267ef28e17070b110e66cd4af0c746e7b9112bc0eb632756·...·]-2">)</span></code></pre><p>It·is·not·allowed·to·refer·to·types·that·are·not·declared·as·exported.</p><p>Types·declared·as·<code·class="inline">opaque</code>·represent·sets·of·terms·whose·structure·is·not |
| 285 | supposed·to·be·visible·from·outside·of·their·defining·module.·That·is,·only·the | 285 | supposed·to·be·visible·from·outside·of·their·defining·module.·That·is,·only·the |
| 286 | module·defining·them·is·allowed·to·depend·on·their·term·structure.·Consequently, | 286 | module·defining·them·is·allowed·to·depend·on·their·term·structure.·Consequently, |
| 287 | such·types·do·not·make·much·sense·as·module·local·-·module·local·types·are·not | 287 | such·types·do·not·make·much·sense·as·module·local·-·module·local·types·are·not |
| 288 | accessible·by·other·modules·anyway·-·and·is·always·to·be·exported.</p><p>Read·more·on·<a·href="opaques.html">Opaques</a></p><p><a·href=""·id="typeinrecords"></a></p><h2·id="type-information-in-record-declarations"·class="section-heading"> | 288 | accessible·by·other·modules·anyway·-·and·is·always·to·be·exported.</p><p>Read·more·on·<a·href="opaques.html">Opaques</a></p><p><a·href=""·id="typeinrecords"></a></p><h2·id="type-information-in-record-declarations"·class="section-heading"> |
| 289 | ··<a·href="#type-information-in-record-declarations"·class="hover-link"> | 289 | ··<a·href="#type-information-in-record-declarations"·class="hover-link"> |
| 290 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 290 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 291 | ··</a> | 291 | ··</a> |
| 292 | ··<span·class="text">Type·Information·in·Record·Declarations</span> | 292 | ··<span·class="text">Type·Information·in·Record·Declarations</span> |
| 293 | </h2> | 293 | </h2> |
| 294 | <p>The·types·of·record·fields·can·be·specified·in·the·declaration·of·the·record. | 294 | <p>The·types·of·record·fields·can·be·specified·in·the·declaration·of·the·record. |
| 295 | The·syntax·for·this·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 295 | The·syntax·for·this·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7470403087-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7470403087-2">{</span><span·class="ss">field1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><spa[·...·truncated·by·diffoscope;·len:·422,·SHA:·6a94d01881100d52a1004e600c1c241819458e7e2f135e8e8b209e44428244de·...·]-1">)</span><span·class="p">.</span></code></pre><p>For·fields·without·type·annotations,·their·type·defaults·to·<code·class="inline">any()</code>.·That·is,·the |
| 296 | previous·example·is·a·shorthand·for·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 296 | previous·example·is·a·shorthand·for·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="9692440994-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9692440994-2">{</span><span·class="ss">field1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><spa[·...·truncated·by·diffoscope;·len:·651,·SHA:·177313172309e7be42b28d333b357783450c1954e3a29b62a046c0271c0d5dd5·...·]-1">)</span><span·class="p">.</span></code></pre><p>In·the·presence·of·initial·values·for·fields,·the·type·must·be·declared·after |
| 297 | the·initialization,·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 297 | the·initialization,·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2839148206-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2839148206-2">{</span><span·class="ss">field1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·698,·SHA:·706c959a5284a0da93686509758537caab7e1362f2db68caf7c6d36e425b3ba7·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·initial·values·for·fields·are·to·be·compatible·with·(that·is,·a·member·of) |
| 298 | the·corresponding·types.·This·is·checked·by·the·compiler·and·results·in·a | 298 | the·corresponding·types.·This·is·checked·by·the·compiler·and·results·in·a |
| 299 | compilation·error·if·a·violation·is·detected.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·19,·for·fields·without·initial·values,·the·singleton·type | 299 | compilation·error·if·a·violation·is·detected.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·19,·for·fields·without·initial·values,·the·singleton·type |
| 300 | <code·class="inline">'undefined'</code>·was·added·to·all·declared·types.·In·other·words,·the·following | 300 | <code·class="inline">'undefined'</code>·was·added·to·all·declared·types.·In·other·words,·the·following |
| 301 | two·record·declarations·had·identical·effects:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 301 | two·record·declarations·had·identical·effects:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7088540968-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7088540968-2">{</span><span·class="ss">f1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·239,·SHA:·fb7285d4f65bee3b60c76ef199ce7af11d188f5f97f880ab2bfd897faed56de0·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 302 | ·············</span><span·class="ss">f2</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">float</span><span·class="p"·data-group-id=" | 302 | ·············</span><span·class="ss">f2</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">float</span><span·class="p"·data-group-id="7088540968-4">(</span><span·class="p"·data-group-id="7088540968-4">)</span><span·class="p">,</span><span·class="w"> |
| 303 | ·············</span><span·class="ss">f3</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'a'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'b'</span><span·class="p"·data-group-id=" | 303 | ·············</span><span·class="ss">f3</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'a'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'b'</span><span·class="p"·data-group-id="7088540968-2">}</span><span·class="p"·data-group-id="7088540968-1">)</span><span·class="p">.</span><span·class="w"> |
| 304 | </span><span·class="w"> | 304 | </span><span·class="w"> |
| 305 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 305 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7088540968-5">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7088540968-6">{</span><span·class="ss">f1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·239,·SHA:·9d4052af185ee5ea32b03593379a1f2742519c778d62825ad410899bcbe22fc3·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 306 | ··············</span><span·class="ss">f2</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'undefined'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">float</span><span·class="p"·data-group-id=" | 306 | ··············</span><span·class="ss">f2</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'undefined'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">float</span><span·class="p"·data-group-id="7088540968-8">(</span><span·class="p"·data-group-id="7088540968-8">)</span><span·class="p">,</span><span·class="w"> |
| 307 | ··············</span><span·class="ss">f3</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'undefined'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'a'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'b'</span><span·class="p"·data-group-id=" | 307 | ··············</span><span·class="ss">f3</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'undefined'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'a'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'b'</span><span·class="p"·data-group-id="7088540968-6">}</span><span·class="p"·data-group-id="7088540968-5">)</span><span·class="p">.</span></code></pre><p>This·is·no·longer·the·case.·If·you·require·<code·class="inline">'undefined'</code>·in·your·record·field |
| 308 | type,·you·must·explicitly·add·it·to·the·typespec,·as·in·the·2nd·example.</p></section><p>Any·record,·containing·type·information·or·not,·once·defined,·can·be·used·as·a | 308 | type,·you·must·explicitly·add·it·to·the·typespec,·as·in·the·2nd·example.</p></section><p>Any·record,·containing·type·information·or·not,·once·defined,·can·be·used·as·a |
| 309 | type·using·the·following·syntax:</p><pre><code·class="text">#rec{}</code></pre><p>In·addition,·the·record·fields·can·be·further·specified·when·using·a·record·type | 309 | type·using·the·following·syntax:</p><pre><code·class="text">#rec{}</code></pre><p>In·addition,·the·record·fields·can·be·further·specified·when·using·a·record·type |
| 310 | by·adding·type·information·about·the·field·as·follows:</p><pre><code·class="text">#rec{some_field·::·Type}</code></pre><p>Any·unspecified·fields·are·assumed·to·have·the·type·in·the·original·record | 310 | by·adding·type·information·about·the·field·as·follows:</p><pre><code·class="text">#rec{some_field·::·Type}</code></pre><p>Any·unspecified·fields·are·assumed·to·have·the·type·in·the·original·record |
| 311 | declaration.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>When·records·are·used·to·create·patterns·for·ETS·and·Mnesia·match·functions, | 311 | declaration.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>When·records·are·used·to·create·patterns·for·ETS·and·Mnesia·match·functions, |
| 312 | Dialyzer·may·need·some·help·not·to·emit·bad·warnings.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">height</span><span·class="p"·data-group-id=" | 312 | Dialyzer·may·need·some·help·not·to·emit·bad·warnings.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">height</span><span·class="p"·data-group-id="9576817941-1">(</span><span·class="p"·data-group-id="9576817941-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">pos_integer</span><span·class="p"·data-group-id="9576817941-2">(</sp[·...·truncated·by·diffoscope;·len:·43,·SHA:·977e78c883f60a4a96542d519839a7c34ddf355dc8a4f056b84af9fcd260fe89·...·]1-2">)</span><span·class="p">.</span><span·class="w"> |
| 313 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 313 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="9576817941-3">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9576817941-4">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><sp[·...·truncated·by·diffoscope;·len:·560,·SHA:·649db9a8054d7ba46110da904069443d1f0cdfd5d26c3f9c671254131c03ce62·...·]1-3">)</span><span·class="p">.</span><span·class="w"> |
| 314 | </span><span·class="nf">lookup</span><span·class="p"·data-group-id=" | 314 | </span><span·class="nf">lookup</span><span·class="p"·data-group-id="9576817941-7">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p"·data-group-id="9576817941-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 315 | ····</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_object</span><span·class="p"·data-group-id=" | 315 | ····</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_object</span><span·class="p"·data-group-id="9576817941-8">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="9576817941-9">{</span><span·class="ss">name</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·346,·SHA:·505a1d707e22726f049b50674067f9cd723e0ccd9809e5d273a2360c9030490b·...·]1-8">)</span><span·class="p">.</span></code></pre><p>Dialyzer·will·emit·a·warning·since·<code·class="inline">'_'</code>·is·not·in·the·type·of·record·field |
| 316 | <code·class="inline">height</code>.</p><p>The·recommended·way·of·dealing·with·this·is·to·declare·the·smallest·record | 316 | <code·class="inline">height</code>.</p><p>The·recommended·way·of·dealing·with·this·is·to·declare·the·smallest·record |
| 317 | field·types·to·accommodate·all·your·needs,·and·then·create·refinements·as | 317 | field·types·to·accommodate·all·your·needs,·and·then·create·refinements·as |
| 318 | needed.·The·modified·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 318 | needed.·The·modified·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7905881370-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7905881370-2">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><sp[·...·truncated·by·diffoscope;·len:·668,·SHA:·7ab05bb7b7037779153a81984cb659a7158d4135491d992c49e4aababc52505e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 319 | </span><span·class="w"> | 319 | </span><span·class="w"> |
| 320 | </span><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">person</span><span·class="p"·data-group-id=" | 320 | </span><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">person</span><span·class="p"·data-group-id="7905881370-5">(</span><span·class="p"·data-group-id="7905881370-5">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·325,·SHA:·fb898a19f3c7dee3cca3b33913267fe97ee8fa36e730c7ef5252c2935a811420·...·]-6">}</span><span·class="p">.</span></code></pre><p>In·specifications·and·type·declarations·the·type·<code·class="inline">person()</code>·is·to·be·preferred |
| 321 | before·<code·class="inline">#person{}</code>.</p></section><h2·id="specifications-for-functions"·class="section-heading"> | 321 | before·<code·class="inline">#person{}</code>.</p></section><h2·id="specifications-for-functions"·class="section-heading"> |
| 322 | ··<a·href="#specifications-for-functions"·class="hover-link"> | 322 | ··<a·href="#specifications-for-functions"·class="hover-link"> |
| 323 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 323 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 324 | ··</a> | 324 | ··</a> |
| 325 | ··<span·class="text">Specifications·for·Functions</span> | 325 | ··<span·class="text">Specifications·for·Functions</span> |
| 326 | </h2> | 326 | </h2> |
| 327 | <p>A·specification·(or·contract)·for·a·function·is·given·using·the·<code·class="inline">-spec</code> | 327 | <p>A·specification·(or·contract)·for·a·function·is·given·using·the·<code·class="inline">-spec</code> |
| 328 | attribute.·The·general·format·is·as·follows:</p><pre><code·class="text">-spec·Function(ArgType1,·...,·ArgTypeN)·->·ReturnType.</code></pre><p>An·implementation·of·the·function·with·the·same·name·<code·class="inline">Function</code>·must·exist·in | 328 | attribute.·The·general·format·is·as·follows:</p><pre><code·class="text">-spec·Function(ArgType1,·...,·ArgTypeN)·->·ReturnType.</code></pre><p>An·implementation·of·the·function·with·the·same·name·<code·class="inline">Function</code>·must·exist·in |
| 329 | the·current·module,·and·the·arity·of·the·function·must·match·the·number·of | 329 | the·current·module,·and·the·arity·of·the·function·must·match·the·number·of |
| 330 | arguments,·otherwise·the·compilation·fails.</p><p>The·following·longer·format·with·module·name·is·also·valid·as·long·as·<code·class="inline">Module</code> | 330 | arguments,·otherwise·the·compilation·fails.</p><p>The·following·longer·format·with·module·name·is·also·valid·as·long·as·<code·class="inline">Module</code> |
| 331 | is·the·name·of·the·current·module.·This·can·be·useful·for·documentation | 331 | is·the·name·of·the·current·module.·This·can·be·useful·for·documentation |
| 332 | purposes.</p><pre><code·class="text">-spec·Module:Function(ArgType1,·...,·ArgTypeN)·->·ReturnType.</code></pre><p>Also,·for·documentation·purposes,·argument·names·can·be·given:</p><pre><code·class="text">-spec·Function(ArgName1·::·Type1,·...,·ArgNameN·::·TypeN)·->·RT.</code></pre><p>A·function·specification·can·be·overloaded.·That·is,·it·can·have·several·types, | 332 | purposes.</p><pre><code·class="text">-spec·Module:Function(ArgType1,·...,·ArgTypeN)·->·ReturnType.</code></pre><p>Also,·for·documentation·purposes,·argument·names·can·be·given:</p><pre><code·class="text">-spec·Function(ArgName1·::·Type1,·...,·ArgNameN·::·TypeN)·->·RT.</code></pre><p>A·function·specification·can·be·overloaded.·That·is,·it·can·have·several·types, |
| 333 | separated·by·a·semicolon·(<code·class="inline">;</code>).·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 333 | separated·by·a·semicolon·(<code·class="inline">;</code>).·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="1478025095-1">(</span><span·class="n">T1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T2</span><span·class="p"·data-group-id="1478025095-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">T3</span><span·class="p">;</span><span·class="w"> |
| 334 | ·········</span><span·class="p"·data-group-id=" | 334 | ·········</span><span·class="p"·data-group-id="1478025095-2">(</span><span·class="n">T4</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T5</span><span·class="p"·data-group-id="1478025095-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">T6</span><span·class="p">.</span></code></pre><p>A·current·restriction,·which·currently·results·in·a·warning·by·Dialyzer,·is·that |
| 335 | the·domains·of·the·argument·types·cannot·overlap.·For·example,·the·following | 335 | the·domains·of·the·argument·types·cannot·overlap.·For·example,·the·following |
| 336 | specification·results·in·a·warning:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 336 | specification·results·in·a·warning:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="2334436898-1">(</span><span·class="nf">pos_integer</span><span·class="p"·data-group-id="2334436898-2">(</span><span·class="p"·data-group-id="2334436898-2">)</span><span·class="p"·data-group-id="2334436898-1">)</span><span·class="w">·</span><span·class="p">[·...·truncated·by·diffoscope;·len:·165,·SHA:·39710fdce7bb971b8f8630361111a182f7c13069756a997620a7f8bad99ca924·...·]-3">)</span><span·class="p">;</span><span·class="w"> |
| 337 | ·········</span><span·class="p"·data-group-id=" | 337 | ·········</span><span·class="p"·data-group-id="2334436898-4">(</span><span·class="nf">integer</span><span·class="p"·data-group-id="2334436898-5">(</span><span·class="p"·data-group-id="2334436898-5">)</span><span·class="p"·data-group-id="2334436898-4">)</span><span·class="w">·</span><span·class="p">->[·...·truncated·by·diffoscope;·len:·157,·SHA:·b6f0b0ada9ee9caf62827169fc94aad0f92cb880805a6ee664cc6006857a57f0·...·]-6">)</span><span·class="p">.</span></code></pre><p>Type·variables·can·be·used·in·specifications·to·specify·relations·for·the·input |
| 338 | and·output·arguments·of·a·function.·For·example,·the·following·specification | 338 | and·output·arguments·of·a·function.·For·example,·the·following·specification |
| 339 | defines·the·type·of·a·polymorphic·identity·function:</p><pre><code·class="text">-spec·id(X)·->·X.</code></pre><p>Notice·that·the·above·specification·does·not·restrict·the·input·and·output·type | 339 | defines·the·type·of·a·polymorphic·identity·function:</p><pre><code·class="text">-spec·id(X)·->·X.</code></pre><p>Notice·that·the·above·specification·does·not·restrict·the·input·and·output·type |
| 340 | in·any·way.·These·types·can·be·constrained·by·guard-like·subtype·constraints·and | 340 | in·any·way.·These·types·can·be·constrained·by·guard-like·subtype·constraints·and |
| 341 | provide·bounded·quantification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">id</span><span·class="p"·data-group-id=" | 341 | provide·bounded·quantification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">id</span><span·class="p"·data-group-id="9828720745-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="9828720745-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="k">when</span><span·[·...·truncated·by·diffoscope;·len:·261,·SHA:·3f3266f677254f43f6f1d4fe6f36610509f05d34aad0afa365332e52ab9512c6·...·]-2">)</span><span·class="p">.</span></code></pre><p>Currently,·the·<code·class="inline">::</code>·constraint·(read·as·"is·a·subtype·of")·is·the·only·guard |
| 342 | constraint·that·can·be·used·in·the·<code·class="inline">when</code>·part·of·a·<code·class="inline">-spec</code>·attribute.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·above·function·specification·uses·multiple·occurrences·of·the·same·type | 342 | constraint·that·can·be·used·in·the·<code·class="inline">when</code>·part·of·a·<code·class="inline">-spec</code>·attribute.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·above·function·specification·uses·multiple·occurrences·of·the·same·type |
| 343 | variable.·That·provides·more·type·information·than·the·following·function | 343 | variable.·That·provides·more·type·information·than·the·following·function |
| 344 | specification,·where·the·type·variables·are·missing:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">id</span><span·class="p"·data-group-id=" | 344 | specification,·where·the·type·variables·are·missing:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">id</span><span·class="p"·data-group-id="7520186239-1">(</span><span·class="nf">tuple</span><span·class="p"·data-group-id="7520186239-2">(</span><span·class="p"·data-group-id="7520186239-2">)</span><span·class="p"·data-group-id="7520186239-1">)</span><span·class="w">·</span><span·class="p">-><[·...·truncated·by·diffoscope;·len:·153,·SHA:·82d2b08140be554b7cf9a9f832c84a2cca3018f1006002d69359a8fe148009db·...·]-3">)</span><span·class="p">.</span></code></pre><p>The·latter·specification·says·that·the·function·takes·some·tuple·and·returns |
| 345 | some·tuple.·The·specification·with·the·<code·class="inline">X</code>·type·variable·specifies·that·the | 345 | some·tuple.·The·specification·with·the·<code·class="inline">X</code>·type·variable·specifies·that·the |
| 346 | function·takes·a·tuple·and·returns·<em>the·same</em>·tuple.</p><p>However,·it·is·up·to·the·tools·that·process·the·specifications·to·choose | 346 | function·takes·a·tuple·and·returns·<em>the·same</em>·tuple.</p><p>However,·it·is·up·to·the·tools·that·process·the·specifications·to·choose |
| 347 | whether·to·take·this·extra·information·into·account·or·not.</p></section><p>The·scope·of·a·<code·class="inline">::</code>·constraint·is·the·<code·class="inline">(...)·->·RetType</code>·specification·after | 347 | whether·to·take·this·extra·information·into·account·or·not.</p></section><p>The·scope·of·a·<code·class="inline">::</code>·constraint·is·the·<code·class="inline">(...)·->·RetType</code>·specification·after |
| 348 | which·it·appears.·To·avoid·confusion,·it·is·suggested·that·different·variables | 348 | which·it·appears.·To·avoid·confusion,·it·is·suggested·that·different·variables |
| 349 | are·used·in·different·constituents·of·an·overloaded·contract,·as·shown·in·the | 349 | are·used·in·different·constituents·of·an·overloaded·contract,·as·shown·in·the |
| 350 | following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="9375857384-1">(</span><span·class="p"·data-group-id="9375857384-2">{</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="9375857384-3">(</span><span·class="p"·data-group-id="9375857384-3">)</span><span·class="p"·data-group-id="9375857384-2">}</span><span·class="p"·data-group-id="9375857384-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="9375857384-4">(</span><span·class="p"·data-group-id="9375857384-4">)</span><span·class="p">;</span><span·class="w"> | ||
| 351 | · | 350 | following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="7681883781-1">(</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·807,·SHA:·cd911a8e82aa57b7b8a4e9ce96c5eb3b6b1ad332b272854274c9d3b0dbefc6ae·...·] |
| 351 | ·········</span><span·class="p"·data-group-id="7681883781-5">(</span><span·class="p"·data-group-id="7681883781-6">[</span><span·class="n">Y</span><span·class="p"·data-group-id="7681883781-6">]</span><span·class="p"·data-group-id="7681883781-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">number</span><span·class="p"·data-group-id="7681883781-7">(</span><span·class="p"·data-group-id="7681883781-7">)</span><span·class="p">.</span></code></pre><p>Some·functions·in·Erlang·are·not·meant·to·return;·either·because·they·define | ||
| 352 | servers·or·because·they·are·used·to·throw·exceptions,·as·in·the·following | 352 | servers·or·because·they·are·used·to·throw·exceptions,·as·in·the·following |
| 353 | function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_error</span><span·class="p"·data-group-id=" | 353 | function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_error</span><span·class="p"·data-group-id="3521868992-1">(</span><span·class="n">Err</span><span·class="p"·data-group-id="3521868992-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">throw</span><span·class="p"·data-group-id="3521868992-2">(</sp[·...·truncated·by·diffoscope;·len:·253,·SHA:·95c851bcfb2868a401242afcd0ddf808c1364442fc53260affd85b55317d4d12·...·]-2">)</span><span·class="p">.</span></code></pre><p>For·such·functions,·it·is·recommended·to·use·the·special·<a·href="../../erts-15.2.2/doc/html/erlang.html#t:no_return/0"><code·class="inline">no_return/0</code></a>·type |
| 354 | for·their·"return",·through·a·contract·of·the·following·form:</p><pre><code·class="text">-spec·my_error(term())·->·no_return().</code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Erlang·uses·the·shorthand·version·<code·class="inline">_</code>·as·an·anonymous·type·variable·equivalent | 354 | for·their·"return",·through·a·contract·of·the·following·form:</p><pre><code·class="text">-spec·my_error(term())·->·no_return().</code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Erlang·uses·the·shorthand·version·<code·class="inline">_</code>·as·an·anonymous·type·variable·equivalent |
| 355 | to·<a·href="../../erts-15.2.2/doc/html/erlang.html#t:term/0"><code·class="inline">term/0</code></a>·or·<a·href="../../erts-15.2.2/doc/html/erlang.html#t:any/0"><code·class="inline">any/0</code></a>.·For·example,·the·following·function</p><pre><code·class="text">-spec·Function(string(),·_)·->·string().</code></pre><p>is·equivalent·to:</p><pre><code·class="text">-spec·Function(string(),·any())·->·string().</code></pre></section> | 355 | to·<a·href="../../erts-15.2.2/doc/html/erlang.html#t:term/0"><code·class="inline">term/0</code></a>·or·<a·href="../../erts-15.2.2/doc/html/erlang.html#t:any/0"><code·class="inline">any/0</code></a>.·For·example,·the·following·function</p><pre><code·class="text">-spec·Function(string(),·_)·->·string().</code></pre><p>is·equivalent·to:</p><pre><code·class="text">-spec·Function(string(),·any())·->·string().</code></pre></section> |
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| 121 | ········</span> | 120 | ········</span> |
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| 123 | ssl | 122 | ssl\n\n<script>window.location.replace("../lib/ssl-11.2.7/doc/html/index.html")</script> |
| 124 | ········</span> | 123 | ········</span> |
| 125 | ······</a> | 124 | ······</a> |
| 126 | ··</div> | 125 | ··</div> |
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| 131 | ········</span> | 130 | ········</span> |
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| 133 | wx | 132 | wx\n\n<script>window.location.replace("../lib/wx-2.4.3/doc/html/index.html")</script> |
| 134 | ········</span> | 133 | ········</span> |
| 135 | ······</a> | 134 | ······</a> |
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| 159 | ········Built·using | 159 | ········Built·using |
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| 162 | ······</p> | 162 | ······</p> |
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| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
| 170 | ····mermaid.initialize({ | 170 | ····mermaid.initialize({ |
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| 4 | ····<meta·charset="utf-8"> | 4 | ····<meta·charset="utf-8"> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/tools/tools.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/tools/tools.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
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| 110 | ········<span·class="sr-only">View·Source</span> | 110 | ········<span·class="sr-only">View·Source</span> |
| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>tools</span> | 112 | ····<span>tools\n\n<script>window.location.replace("../lib/tools-4.1.1/doc/html/index.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
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| 158 | ······<p·class="built-using"> | 158 | ······<p·class="built-using"> |
| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
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| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
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| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
| 170 | ····mermaid.initialize({ | 170 | ····mermaid.initialize({ |
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| 4 | ····<meta·charset="utf-8"> | 4 | ····<meta·charset="utf-8"> |
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| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/system/tutorial.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/system/tutorial.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
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| 110 | ········<span·class="sr-only">View·Source</span> | 110 | ········<span·class="sr-only">View·Source</span> |
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| 113 | ··</h1> | 113 | ··</h1> |
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| 123 | Efficiency·Guide | 122 | Efficiency·Guide\n\n<script>window.location.replace("../doc/system/efficiency_guide.html")</script> |
| 124 | ········</span> | 123 | ········</span> |
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| 158 | ······<p·class="built-using"> | 158 | ······<p·class="built-using"> |
| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
| 170 | ····mermaid.initialize({ | 170 | ····mermaid.initialize({ |
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| 10 | ····<title>Upcoming·Potential·Incompatibilities·—·Erlang/OTP·v27.2.2</title> | 10 | ····<title>Upcoming·Potential·Incompatibilities·—·Erlang/OTP·v27.2.2</title> |
| 11 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> | 11 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> |
| 12 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> | 12 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> |
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| 17 | ··</head> | 17 | ··</head> |
| 18 | ··<body·data-type="extras"·class="page-extra"> | 18 | ··<body·data-type="extras"·class="page-extra"> |
| 19 | ····<script> | 19 | ····<script> |
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| 149 | occurrences·of·<code·class="inline">maybe</code>·without·quotes.</p><p><a·href=""·id="float_matching"></a></p><h3·id="0-0-and-0-0-will-no-longer-be-exactly-equal"·class="section-heading"> | 149 | occurrences·of·<code·class="inline">maybe</code>·without·quotes.</p><p><a·href=""·id="float_matching"></a></p><h3·id="0-0-and-0-0-will-no-longer-be-exactly-equal"·class="section-heading"> |
| 150 | ··<a·href="#0-0-and-0-0-will-no-longer-be-exactly-equal"·class="hover-link"> | 150 | ··<a·href="#0-0-and-0-0-will-no-longer-be-exactly-equal"·class="hover-link"> |
| 151 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 151 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 152 | ··</a> | 152 | ··</a> |
| 153 | ··<span·class="text">0.0·and·-0.0·will·no·longer·be·exactly·equal</span> | 153 | ··<span·class="text">0.0·and·-0.0·will·no·longer·be·exactly·equal</span> |
| 154 | </h3> | 154 | </h3> |
| 155 | <p>Currently,·the·floating·point·numbers·<code·class="inline">0.0</code>·and·<code·class="inline">-0.0</code>·have·distinct·internal | 155 | <p>Currently,·the·floating·point·numbers·<code·class="inline">0.0</code>·and·<code·class="inline">-0.0</code>·have·distinct·internal |
| 156 | representations.·That·can·be·seen·if·they·are·converted·to·binaries:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id=" | 156 | representations.·That·can·be·seen·if·they·are·converted·to·binaries:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="1222147048-1"><<</span><span·class="mf">0.0</span><span·class="o">/</span><span·class="nb">float</span><span·class="p"·data-group-id="1222147048-1">>></span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="p"·data-group-id=" | 157 | </span><span·class="p"·data-group-id="1222147048-2"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·[·...·truncated·by·diffoscope;·len:·181,·SHA:·4122e4f8aaeb7b4eab8526cda53766ae3bf781b3f5af00981bae9836fe226b30·...·]8-2">>></span><span·class="gp·unselectable"> |
| 158 | 2>·</span><span·class="p"·data-group-id=" | 158 | 2>·</span><span·class="p"·data-group-id="1222147048-3"><<</span><span·class="o">-</span><span·class="mf">0.0</span><span·class="o">/</span><span·class="nb">float</span><span·class="p"·data-group-id="1222147048-3">>></span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="p"·data-group-id=" | 159 | </span><span·class="p"·data-group-id="1222147048-4"><<</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><spa[·...·truncated·by·diffoscope;·len:·183,·SHA:·fa124d745c20ce65b12b5fba9c6938655cff987c352844310043213df73e03fd·...·]8-4">>></span></code></pre><p>However,·when·they·are·matched·against·each·other·or·compared·using·the·<code·class="inline">=:=</code> |
| 160 | operator,·they·are·considered·to·be·equal.·Thus,·<code·class="inline">0.0·=:=·-0.0</code>·currently | 160 | operator,·they·are·considered·to·be·equal.·Thus,·<code·class="inline">0.0·=:=·-0.0</code>·currently |
| 161 | returns·<code·class="inline">true</code>.</p><p>In·Erlang/OTP·27,·<code·class="inline">0.0·=:=·-0.0</code>·will·return·<code·class="inline">false</code>,·and·matching·<code·class="inline">0.0</code>·against | 161 | returns·<code·class="inline">true</code>.</p><p>In·Erlang/OTP·27,·<code·class="inline">0.0·=:=·-0.0</code>·will·return·<code·class="inline">false</code>,·and·matching·<code·class="inline">0.0</code>·against |
| 162 | <code·class="inline">-0.0</code>·will·fail.·When·used·as·map·keys,·<code·class="inline">0.0</code>·and·<code·class="inline">-0.0</code>·will·be·considered·to | 162 | <code·class="inline">-0.0</code>·will·fail.·When·used·as·map·keys,·<code·class="inline">0.0</code>·and·<code·class="inline">-0.0</code>·will·be·considered·to |
| 163 | be·distinct.</p><p>The·<code·class="inline">==</code>·operator·will·continue·to·return·<code·class="inline">true</code>·for·<code·class="inline">0.0·==·-0.0</code>.</p><p>To·help·to·find·code·that·might·need·to·be·revised,·in·OTP·27·there·will·be·a | 163 | be·distinct.</p><p>The·<code·class="inline">==</code>·operator·will·continue·to·return·<code·class="inline">true</code>·for·<code·class="inline">0.0·==·-0.0</code>.</p><p>To·help·to·find·code·that·might·need·to·be·revised,·in·OTP·27·there·will·be·a |
| 164 | new·compiler·warning·when·matching·against·<code·class="inline">0.0</code>·or·comparing·to·that·value | 164 | new·compiler·warning·when·matching·against·<code·class="inline">0.0</code>·or·comparing·to·that·value |
| 165 | using·the·<code·class="inline">=:=</code>·operator.·The·warning·can·be·suppressed·by·matching·against | 165 | using·the·<code·class="inline">=:=</code>·operator.·The·warning·can·be·suppressed·by·matching·against |
| 166 | <code·class="inline">+0.0</code>·instead·of·<code·class="inline">0.0</code>.</p><p>We·plan·to·introduce·the·same·warning·in·OTP·26.1,·but·by·default·it·will·be | 166 | <code·class="inline">+0.0</code>·instead·of·<code·class="inline">0.0</code>.</p><p>We·plan·to·introduce·the·same·warning·in·OTP·26.1,·but·by·default·it·will·be |
| 167 | disabled.</p><p><a·href=""·id="singleton_typevars"></a></p><h3·id="singleton-type-variables-will-become-a-compile-time-error"·class="section-heading"> | 167 | disabled.</p><p><a·href=""·id="singleton_typevars"></a></p><h3·id="singleton-type-variables-will-become-a-compile-time-error"·class="section-heading"> |
| 168 | ··<a·href="#singleton-type-variables-will-become-a-compile-time-error"·class="hover-link"> | 168 | ··<a·href="#singleton-type-variables-will-become-a-compile-time-error"·class="hover-link"> |
| 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 170 | ··</a> | 170 | ··</a> |
| 171 | ··<span·class="text">Singleton·type·variables·will·become·a·compile-time·error</span> | 171 | ··<span·class="text">Singleton·type·variables·will·become·a·compile-time·error</span> |
| 172 | </h3> | 172 | </h3> |
| 173 | <p>Before·Erlang/OTP·26,·the·compiler·would·silenty·accept·the·following·spec:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">f</span><span·class="p"·data-group-id=" | 173 | <p>Before·Erlang/OTP·26,·the·compiler·would·silenty·accept·the·following·spec:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">f</span><span·class="p"·data-group-id="3034838712-1">(</span><span·class="n">Opts</span><span·class="p"·data-group-id="3034838712-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3034838712-2">(</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·98e54181649ebba2d27bfc58842f5ad0fbbd3f09af660542afdc17ef6ae4246d·...·]-2">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w"> |
| 174 | ····</span><span·class="n">Opts</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="n">Opts</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3034838712-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Unknown</span><span·class="p"·data-group-id="3034838712-3">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·196,·SHA:·0d1bb9381868c285aafddc9f92ca1862cbfba17ee6dad2127020dcb1946ffe64·...·]-4">}</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="nf">f</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nf">f</span><span·class="p"·data-group-id="3034838712-5">(</span><span·class="p">_</span><span·class="p"·data-group-id="3034838712-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">error</span><span·class="p">.</span></code></pre><p>In·OTP·26,·the·compiler·emits·a·warning·pointing·out·that·the·type·variable |
| 176 | <code·class="inline">Unknown</code>·is·unbound:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">t</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">6</span><span·class="p">:</span><span·class="mi">18</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><span·class="ss">variable</span><span·class="w">·</span><span·class="ss">'Unknown'</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">only</span><span·class="w">·</span><span·class="ss">used</span><span·class="w">·</span><span·class="nf">once</span><span·class="w">·</span><span·class="p"·data-group-id=" | 176 | <code·class="inline">Unknown</code>·is·unbound:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">t</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">6</span><span·class="p">:</span><span·class="mi">18</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><span·class="ss">variable</span><span·class="w">·</span><span·class="ss">'Unknown'</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">only</span><span·class="w">·</span><span·class="ss">used</span><span·class="w">·</span><span·class="nf">once</span><span·class="w">·</span><span·class="p"·data-group-id="8581901852-1">(</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">unbound</span><span·class="p"·data-group-id="8581901852-1">)</span><span·class="w"> |
| 177 | </span><span·class="c1">%····6|·····Opts·::·{ok,·Unknown}·|·{error,·Unknown}.</span><span·class="w"> | 177 | </span><span·class="c1">%····6|·····Opts·::·{ok,·Unknown}·|·{error,·Unknown}.</span><span·class="w"> |
| 178 | </span><span·class="c1">%·····|··················^</span></code></pre><p>In·OTP·27,·that·warning·will·become·an·error.</p><p><a·href=""·id="escripts_will_be_compiled"></a></p><h3·id="escripts-will-be-compiled-by-default"·class="section-heading"> | 178 | </span><span·class="c1">%·····|··················^</span></code></pre><p>In·OTP·27,·that·warning·will·become·an·error.</p><p><a·href=""·id="escripts_will_be_compiled"></a></p><h3·id="escripts-will-be-compiled-by-default"·class="section-heading"> |
| 179 | ··<a·href="#escripts-will-be-compiled-by-default"·class="hover-link"> | 179 | ··<a·href="#escripts-will-be-compiled-by-default"·class="hover-link"> |
| 180 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 180 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 181 | ··</a> | 181 | ··</a> |
| 182 | ··<span·class="text">Escripts·will·be·compiled·by·default</span> | 182 | ··<span·class="text">Escripts·will·be·compiled·by·default</span> |
| 183 | </h3> | 183 | </h3> |
| 184 | <p>Escripts·will·be·compiled·by·default·instead·of·interpreted.·That·means·that·the | 184 | <p>Escripts·will·be·compiled·by·default·instead·of·interpreted.·That·means·that·the |
| 185 | <code·class="inline">compiler</code>·application·must·be·available.</p><p>The·old·behavior·of·interpreting·escripts·can·be·restored·by·adding·the | 185 | <code·class="inline">compiler</code>·application·must·be·available.</p><p>The·old·behavior·of·interpreting·escripts·can·be·restored·by·adding·the |
| 186 | following·line·to·the·script·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">mode</span><span·class="p"·data-group-id=" | 186 | following·line·to·the·script·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">mode</span><span·class="p"·data-group-id="1622870386-1">(</span><span·class="ss">interpret</span><span·class="p"·data-group-id="1622870386-1">)</span><span·class="p">.</span></code></pre><p>In·OTP·28,·support·for·interpreting·an·escript·will·be·removed.</p><h3·id="code_path_choice-will-default-to-strict"·class="section-heading"> |
| 187 | ··<a·href="#code_path_choice-will-default-to-strict"·class="hover-link"> | 187 | ··<a·href="#code_path_choice-will-default-to-strict"·class="hover-link"> |
| 188 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 188 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 189 | ··</a> | 189 | ··</a> |
| 190 | ··<span·class="text">-code_path_choice·will·default·to·strict</span> | 190 | ··<span·class="text">-code_path_choice·will·default·to·strict</span> |
| 191 | </h3> | 191 | </h3> |
| 192 | <p>This·command·line·option·controls·if·paths·given·in·the·command·line,·boot | 192 | <p>This·command·line·option·controls·if·paths·given·in·the·command·line,·boot |
| 193 | scripts,·and·the·code·server·should·be·interpreted·as·is·strict·or·relaxed.</p><p>OTP·26·and·earlier·defaults·to·<code·class="inline">relaxed</code>,·which·means·<code·class="inline">-pa·myapp/ebin</code>·would | 193 | scripts,·and·the·code·server·should·be·interpreted·as·is·strict·or·relaxed.</p><p>OTP·26·and·earlier·defaults·to·<code·class="inline">relaxed</code>,·which·means·<code·class="inline">-pa·myapp/ebin</code>·would |
| Offset 231, 18 lines modified | Offset 231, 18 lines modified | ||
| 231 | " | 231 | " |
| 232 | String·Content | 232 | String·Content |
| 233 | " | 233 | " |
| 234 | %% | 234 | %% |
| 235 | %%·In·OTP·27·it·is·instead·interpreted·as·a | 235 | %%·In·OTP·27·it·is·instead·interpreted·as·a |
| 236 | %%·Triple-Quoted·String·equivalent·to | 236 | %%·Triple-Quoted·String·equivalent·to |
| 237 | "String·Content"</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="s">""</span><span·class="s">""</span><span·class="w"> | 237 | "String·Content"</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="s">""</span><span·class="s">""</span><span·class="w"> |
| 238 | </span><span·class="o">++</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 238 | </span><span·class="o">++</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="8552133946-1">(</span><span·class="p"·data-group-id="8552133946-1">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w"> |
| 239 | </span><span·class="s">""</span><span·class="s">""</span><span·class="w"> | 239 | </span><span·class="s">""</span><span·class="s">""</span><span·class="w"> |
| 240 | </span><span·class="c1">%%·Became</span><span·class="w"> | 240 | </span><span·class="c1">%%·Became</span><span·class="w"> |
| 241 | </span><span·class="s">""</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 241 | </span><span·class="s">""</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="8552133946-2">(</span><span·class="p"·data-group-id="8552133946-2">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">""</span><span·class="w"> |
| 242 | </span><span·class="c1">%%</span><span·class="w"> | 242 | </span><span·class="c1">%%</span><span·class="w"> |
| 243 | </span><span·class="c1">%%·In·OTP·27·it·is·instead·interpreted·as·a</span><span·class="w"> | 243 | </span><span·class="c1">%%·In·OTP·27·it·is·instead·interpreted·as·a</span><span·class="w"> |
| 244 | </span><span·class="c1">%%·Triple-Quoted·String·(triple-or-more)·equivalent·to</span><span·class="w"> | 244 | </span><span·class="c1">%%·Triple-Quoted·String·(triple-or-more)·equivalent·to</span><span·class="w"> |
| 245 | </span><span·class="s">"++·foo()·++"</span></code></pre><p>From·Erlang/OTP·26.1·up·to·27.0·the·compiler·issues·a·warning·for·a·sequence·of | 245 | </span><span·class="s">"++·foo()·++"</span></code></pre><p>From·Erlang/OTP·26.1·up·to·27.0·the·compiler·issues·a·warning·for·a·sequence·of |
| 246 | 3·or·more·double-quote·characters·since·that·is·almost·certainly·a·mistake·or | 246 | 3·or·more·double-quote·characters·since·that·is·almost·certainly·a·mistake·or |
| 247 | something·like·a·result·of·bad·automatic·code·generation.·If·a·users·gets·that | 247 | something·like·a·result·of·bad·automatic·code·generation.·If·a·users·gets·that |
| 248 | warning,·the·code·should·be·corrected·for·example·by·inserting·appropriate | 248 | warning,·the·code·should·be·corrected·for·example·by·inserting·appropriate |
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| 334 | ··<div·class="bottom-actions-item"> | 334 | ··<div·class="bottom-actions-item"> |
| 335 | ······<a·href="installation_guide.html"·class="bottom-actions-button"·rel="next"> | 335 | ······<a·href="installation_guide.html"·class="bottom-actions-button"·rel="next"> |
| 336 | ········<span·class="subheader"> | 336 | ········<span·class="subheader"> |
| 337 | ··········Next·Page·→ | 337 | ··········Next·Page·→ |
| 338 | ········</span> | 338 | ········</span> |
| 339 | ········<span·class="title"> | 339 | ········<span·class="title"> |
| 340 | Installation·Guide | 340 | Installation·Guide\n\n<script>window.location.replace("../doc/system/installation_guide.html")</script> |
| 341 | ········</span> | 341 | ········</span> |
| 342 | ······</a> | 342 | ······</a> |
| 343 | ··</div> | 343 | ··</div> |
| 344 | </div> | 344 | </div> |
| 345 | ····<footer·class="footer"> | 345 | ····<footer·class="footer"> |
| 346 | ······<p> | 346 | ······<p> |
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| 358 | ······<p·class="built-using"> | 358 | ······<p·class="built-using"> |
| 359 | ········Built·using | 359 | ········Built·using |
| 360 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 360 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 361 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 361 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 362 | ······</p> | 362 | ······</p> |
| 363 | <p>Copyright·©·1996-202 | 363 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 364 | ····</footer> | 364 | ····</footer> |
| 365 | ··</div> | 365 | ··</div> |
| 366 | </main> | 366 | </main> |
| 367 | </div> | 367 | </div> |
| 368 | <script> | 368 | <script> |
| 369 | ··function·mermaidLoaded()·{ | 369 | ··function·mermaidLoaded()·{ |
| 370 | ····mermaid.initialize({ | 370 | ····mermaid.initialize({ |
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| 4 | ····<meta·charset="utf-8"> | 4 | ····<meta·charset="utf-8"> |
| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
| 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> | 7 | ····<meta·name="generator"·content="ExDoc·v0.35.1"> |
| 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> | 8 | ····<meta·name="project"·content="Erlang/OTP·v27.2.2"> |
| 9 | ····<title>wx·—·Erlang/OTP·v27.2.2</title> | 9 | ····<title>wx\n\n<script>window.location.replace("../lib/wx-2.4.3/doc/html/index.html")</script>·—·Erlang/OTP·v27.2.2</title> |
| 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> | 10 | ····<link·rel="stylesheet"·href="dist/html-erlang-WGRVP7UZ.css"·/> |
| 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> | 11 | ····<script·src="dist/handlebars.runtime-CFQAK6SD.js"></script> |
| 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> | 12 | ····<script·src="dist/handlebars.templates-K7URE6B4.js"></script> |
| 13 | ····<script·src="dist/sidebar_items- | 13 | ····<script·src="dist/sidebar_items-FA8819B1.js"></script> |
| 14 | ····<script·src="docs_config.js"></script> | 14 | ····<script·src="docs_config.js"></script> |
| 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> | 15 | ····<script·async·src="dist/html-55NP3CS6.js"></script> |
| 16 | ··</head> | 16 | ··</head> |
| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
| 18 | ····<script> | 18 | ····<script> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/wx.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/wx.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
| 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> | 109 | ········<i·class="ri-code-s-slash-line"·aria-hidden="true"></i> |
| 110 | ········<span·class="sr-only">View·Source</span> | 110 | ········<span·class="sr-only">View·Source</span> |
| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>wx</span> | 112 | ····<span>wx\n\n<script>window.location.replace("../lib/wx-2.4.3/doc/html/index.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
| 114 | <script>window.location.replace("../lib/wx-2.4.3/doc/html/index.html")</script> | ||
| 115 | </div> | 114 | </div> |
| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="tftp.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="tftp.html"·class="bottom-actions-button"·rel="prev"> |
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| 123 | tftp | 122 | tftp\n\n<script>window.location.replace("../lib/tftp-1.2.2/doc/html/index.html")</script> |
| 124 | ········</span> | 123 | ········</span> |
| 125 | ······</a> | 124 | ······</a> |
| 126 | ··</div> | 125 | ··</div> |
| 127 | ··<div·class="bottom-actions-item"> | 126 | ··<div·class="bottom-actions-item"> |
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| 133 | xmerl | 132 | xmerl\n\n<script>window.location.replace("../lib/xmerl-2.1/doc/html/index.html")</script> |
| 134 | ········</span> | 133 | ········</span> |
| 135 | ······</a> | 134 | ······</a> |
| 136 | ··</div> | 135 | ··</div> |
| 137 | </div> | 136 | </div> |
| 138 | ····<footer·class="footer"> | 137 | ····<footer·class="footer"> |
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| 158 | ······<p·class="built-using"> | 158 | ······<p·class="built-using"> |
| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
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| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
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| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
| 170 | ····mermaid.initialize({ | 170 | ····mermaid.initialize({ |
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| 4 | ····<meta·charset="utf-8"> | 4 | ····<meta·charset="utf-8"> |
| 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> | 5 | ····<meta·http-equiv="x-ua-compatible"·content="ie=edge"> |
| 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> | 6 | ····<meta·name="viewport"·content="width=device-width,·initial-scale=1.0"> |
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| 17 | ··<body·data-type="extras"·class="page-extra"> | 17 | ··<body·data-type="extras"·class="page-extra"> |
| 18 | ····<script> | 18 | ····<script> |
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| 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/xmerl.md#L1"·title="View·Source"·class="icon-action"·rel="help"> | 108 | ······<a·href="https://github.com/erlang/otp/blob/master/system/doc/top/interfaces/xmerl.md#L1"·title="View·Source"·class="icon-action"·rel="help"> |
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| 110 | ········<span·class="sr-only">View·Source</span> | 110 | ········<span·class="sr-only">View·Source</span> |
| 111 | ······</a> | 111 | ······</a> |
| 112 | ····<span>xmerl</span> | 112 | ····<span>xmerl\n\n<script>window.location.replace("../lib/xmerl-2.1/doc/html/index.html")</script></span> |
| 113 | ··</h1> | 113 | ··</h1> |
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| 116 | <div·class="bottom-actions"·id="bottom-actions"> | 115 | <div·class="bottom-actions"·id="bottom-actions"> |
| 117 | ··<div·class="bottom-actions-item"> | 116 | ··<div·class="bottom-actions-item"> |
| 118 | ······<a·href="wx.html"·class="bottom-actions-button"·rel="prev"> | 117 | ······<a·href="wx.html"·class="bottom-actions-button"·rel="prev"> |
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| 121 | ········</span> | 120 | ········</span> |
| 122 | ········<span·class="title"> | 121 | ········<span·class="title"> |
| 123 | wx | 122 | wx\n\n<script>window.location.replace("../lib/wx-2.4.3/doc/html/index.html")</script> |
| 124 | ········</span> | 123 | ········</span> |
| 125 | ······</a> | 124 | ······</a> |
| 126 | ··</div> | 125 | ··</div> |
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| 131 | ········</span> | 130 | ········</span> |
| 132 | ········<span·class="title"> | 131 | ········<span·class="title"> |
| 133 | debugger | 132 | debugger\n\n<script>window.location.replace("../lib/debugger-5.5/doc/html/index.html")</script> |
| 134 | ········</span> | 133 | ········</span> |
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| 139 | ······<p> | 138 | ······<p> |
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| 158 | ······<p·class="built-using"> | 158 | ······<p·class="built-using"> |
| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
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| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
| 170 | ····mermaid.initialize({ | 170 | ····mermaid.initialize({ |
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| 139 | ······<p·class="built-using"> | 139 | ······<p·class="built-using"> |
| 140 | ········Built·using | 140 | ········Built·using |
| 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 143 | ······</p> | 143 | ······</p> |
| 144 | <p>Copyright·©·1996-202 | 144 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 145 | ····</footer> | 145 | ····</footer> |
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| 147 | </main> | 147 | </main> |
| 148 | </div> | 148 | </div> |
| 149 | <script> | 149 | <script> |
| 150 | ··function·mermaidLoaded()·{ | 150 | ··function·mermaidLoaded()·{ |
| 151 | ····mermaid.initialize({ | 151 | ····mermaid.initialize({ |
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| 512 | ······<p·class="built-using"> | 512 | ······<p·class="built-using"> |
| 513 | ········Built·using | 513 | ········Built·using |
| 514 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 514 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 515 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 515 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 516 | ······</p> | 516 | ······</p> |
| 517 | <p>Copyright·©·1996-202 | 517 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 518 | ····</footer> | 518 | ····</footer> |
| 519 | ··</div> | 519 | ··</div> |
| 520 | </main> | 520 | </main> |
| 521 | </div> | 521 | </div> |
| 522 | <script> | 522 | <script> |
| 523 | ··function·mermaidLoaded()·{ | 523 | ··function·mermaidLoaded()·{ |
| 524 | ····mermaid.initialize({ | 524 | ····mermaid.initialize({ |
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| 202 | ······<p·class="built-using"> | 202 | ······<p·class="built-using"> |
| 203 | ········Built·using | 203 | ········Built·using |
| 204 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 204 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 205 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 205 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 206 | ······</p> | 206 | ······</p> |
| 207 | <p>Copyright·©·1996-202 | 207 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 208 | ····</footer> | 208 | ····</footer> |
| 209 | ··</div> | 209 | ··</div> |
| 210 | </main> | 210 | </main> |
| 211 | </div> | 211 | </div> |
| 212 | <script> | 212 | <script> |
| 213 | ··function·mermaidLoaded()·{ | 213 | ··function·mermaidLoaded()·{ |
| 214 | ····mermaid.initialize({ | 214 | ····mermaid.initialize({ |
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| 237 | <code·class="inline">uds_dist</code>·example·using·a·port·driver·written·in·C,·<code·class="inline">erl_uds_dist</code>·is·written | 237 | <code·class="inline">uds_dist</code>·example·using·a·port·driver·written·in·C,·<code·class="inline">erl_uds_dist</code>·is·written |
| 238 | entirely·in·Erlang.</p><h3·id="exported-callback-functions"·class="section-heading"> | 238 | entirely·in·Erlang.</p><h3·id="exported-callback-functions"·class="section-heading"> |
| 239 | ··<a·href="#exported-callback-functions"·class="hover-link"> | 239 | ··<a·href="#exported-callback-functions"·class="hover-link"> |
| 240 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 240 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 241 | ··</a> | 241 | ··</a> |
| 242 | ··<span·class="text">Exported·Callback·Functions</span> | 242 | ··<span·class="text">Exported·Callback·Functions</span> |
| 243 | </h3> | 243 | </h3> |
| 244 | <p>The·following·functions·are·mandatory:</p><ul><li><pre·id="listen"><code·class="makeup·erlang"·translate="no"><span·class="nf">listen</span><span·class="p"·data-group-id=" | 244 | <p>The·following·functions·are·mandatory:</p><ul><li><pre·id="listen"><code·class="makeup·erlang"·translate="no"><span·class="nf">listen</span><span·class="p"·data-group-id="7619476267-1">(</span><span·class="n">Name</span><span·class="p"·data-group-id="7619476267-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 245 | </span><span·class="err"> </span><span·class="err"> </span><span·class="p"·data-group-id=" | 245 | </span><span·class="err"> </span><span·class="err"> </span><span·class="p"·data-group-id="7619476267-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7619476267-3">{</span><span·class="n">Listen</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Address</span>[·...·truncated·by·diffoscope;·len:·456,·SHA:·4d7b61d82a45b0cacccf34b2aab89a333ded13e2f67f75fe95238ce1a284aea5·...·]-4">}</span><span·class="w"> |
| 246 | </span><span·class="nf">listen</span><span·class="p"·data-group-id=" | 246 | </span><span·class="nf">listen</span><span·class="p"·data-group-id="7619476267-5">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="n">Host</span><span·class="p"·data-group-id="7619476267-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 247 | </span><span·class="err"> </span><span·class="err"> </span><span·class="p"·data-group-id=" | 247 | </span><span·class="err"> </span><span·class="err"> </span><span·class="p"·data-group-id="7619476267-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7619476267-7">{</span><span·class="n">Listen</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Address</span>[·...·truncated·by·diffoscope;·len:·456,·SHA:·6135ad027db1e03854875d1d2f8844f5b88ec2ed9c92550b89f50c00878a8203·...·]-8">}</span></code></pre><p><code·class="inline">listen/2</code>·is·called·once·in·order·to·listen·for·incoming·connection·requests. |
| 248 | The·call·is·made·when·the·distribution·is·brought·up.·The·argument·<code·class="inline">Name</code>·is | 248 | The·call·is·made·when·the·distribution·is·brought·up.·The·argument·<code·class="inline">Name</code>·is |
| 249 | the·part·of·the·node·name·before·the·<code·class="inline">@</code>·sign·in·the·full·node·name.·It·can·be | 249 | the·part·of·the·node·name·before·the·<code·class="inline">@</code>·sign·in·the·full·node·name.·It·can·be |
| 250 | either·an·atom·or·a·string.·The·argument·<code·class="inline">Host</code>·is·the·part·of·the·node·name | 250 | either·an·atom·or·a·string.·The·argument·<code·class="inline">Host</code>·is·the·part·of·the·node·name |
| 251 | after·the·<code·class="inline">@</code>·sign·in·the·full·node·name.·It·is·always·a·string.</p><p>The·return·value·consists·of·a·<code·class="inline">Listen</code>·handle·(which·is·later·passed·to·the | 251 | after·the·<code·class="inline">@</code>·sign·in·the·full·node·name.·It·is·always·a·string.</p><p>The·return·value·consists·of·a·<code·class="inline">Listen</code>·handle·(which·is·later·passed·to·the |
| 252 | <a·href="alt_dist.html#accept"><code·class="inline">accept/1</code></a>·callback),·<code·class="inline">Address</code>·which·is·a | 252 | <a·href="alt_dist.html#accept"><code·class="inline">accept/1</code></a>·callback),·<code·class="inline">Address</code>·which·is·a |
| 253 | <code·class="inline">#net_address{}</code>·record·with·information·about·the·address·for·the·node·(the | 253 | <code·class="inline">#net_address{}</code>·record·with·information·about·the·address·for·the·node·(the |
| 254 | <code·class="inline">#net_address{}</code>·record·is·defined·in·<code·class="inline">kernel/include/net_address.hrl</code>),·and | 254 | <code·class="inline">#net_address{}</code>·record·is·defined·in·<code·class="inline">kernel/include/net_address.hrl</code>),·and |
| 255 | <code·class="inline">Creation</code>·which·(currently)·is·an·integer·<code·class="inline">1</code>,·<code·class="inline">2</code>,·or·<code·class="inline">3</code>.</p><p>If·<a·href="epmd_cmd.html"><code·class="inline">epmd</code></a>·is·to·be·used·for·node·discovery,·you·typically·want | 255 | <code·class="inline">Creation</code>·which·(currently)·is·an·integer·<code·class="inline">1</code>,·<code·class="inline">2</code>,·or·<code·class="inline">3</code>.</p><p>If·<a·href="epmd_cmd.html"><code·class="inline">epmd</code></a>·is·to·be·used·for·node·discovery,·you·typically·want |
| 256 | to·use·the·<code·class="inline">erl_epmd</code>·module·(part·of·the·<code·class="inline">kernel</code>·application)·in·order·to | 256 | to·use·the·<code·class="inline">erl_epmd</code>·module·(part·of·the·<code·class="inline">kernel</code>·application)·in·order·to |
| 257 | register·the·listen·port·with·<code·class="inline">epmd</code>·and·retrieve·<code·class="inline">Creation</code>·to·use.</p></li><li><pre·id="address"><code·class="makeup·erlang"·translate="no"><span·class="nf">address</span><span·class="p"·data-group-id=" | 257 | register·the·listen·port·with·<code·class="inline">epmd</code>·and·retrieve·<code·class="inline">Creation</code>·to·use.</p></li><li><pre·id="address"><code·class="makeup·erlang"·translate="no"><span·class="nf">address</span><span·class="p"·data-group-id="3745763757-1">(</span><span·class="p"·data-group-id="3745763757-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 258 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">Address</span></code></pre><p><code·class="inline">address/0</code>·is·called·in·order·to·get·the·<code·class="inline">Address</code>·part·of·the | 258 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">Address</span></code></pre><p><code·class="inline">address/0</code>·is·called·in·order·to·get·the·<code·class="inline">Address</code>·part·of·the |
| 259 | <a·href="alt_dist.html#listen"><code·class="inline">listen/2</code></a>·function·without·creating·a·listen·socket. | 259 | <a·href="alt_dist.html#listen"><code·class="inline">listen/2</code></a>·function·without·creating·a·listen·socket. |
| 260 | All·fields·except·<code·class="inline">address</code>·have·to·be·set·in·the·returned·record</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">address</span><span·class="p"·data-group-id=" | 260 | All·fields·except·<code·class="inline">address</code>·have·to·be·set·in·the·returned·record</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">address</span><span·class="p"·data-group-id="0809144279-1">(</span><span·class="p"·data-group-id="0809144279-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 261 | ····</span><span·class="p"·data-group-id=" | 261 | ····</span><span·class="p"·data-group-id="0809144279-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Host</span><span·class="p"·data-group-id="0809144279-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·173,·SHA:·a7b9cef90dbd3cac0ac0ca30e5e27ca1f0dc44401d52360e08b8a5e53e0d80ab·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 262 | ····</span><span·class="o">#</span><span·class="ss">net_address</span><span·class="p"·data-group-id=" | 262 | ····</span><span·class="o">#</span><span·class="ss">net_address</span><span·class="p"·data-group-id="0809144279-4">{</span><span·class="w">·</span><span·class="ss">host</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Host</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">protocol</span><sp[·...·truncated·by·diffoscope;·len:·611,·SHA:·90de1497dc0135bcb21495e055a73f1b61d1d9daab267df80e8ba6202644559a·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 263 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">AcceptorPid</span></code></pre><p><code·class="inline">accept/1</code>·should·spawn·a·process·that·accepts·connections.·This·process | 263 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">AcceptorPid</span></code></pre><p><code·class="inline">accept/1</code>·should·spawn·a·process·that·accepts·connections.·This·process |
| 264 | should·preferably·execute·on·<code·class="inline">max</code>·priority.·The·process·identifier·of·this | 264 | should·preferably·execute·on·<code·class="inline">max</code>·priority.·The·process·identifier·of·this |
| 265 | process·should·be·returned.</p><p>The·<code·class="inline">Listen</code>·argument·will·be·the·same·as·the·<code·class="inline">Listen</code>·handle·part·of·the | 265 | process·should·be·returned.</p><p>The·<code·class="inline">Listen</code>·argument·will·be·the·same·as·the·<code·class="inline">Listen</code>·handle·part·of·the |
| 266 | return·value·of·the·<a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback·above. | 266 | return·value·of·the·<a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback·above. |
| 267 | <code·class="inline">accept/1</code>·is·called·only·once·when·the·distribution·protocol·is·started.</p><p>The·caller·of·this·function·is·a·representative·for·<code·class="inline">net_kernel</code>·(this·may·or | 267 | <code·class="inline">accept/1</code>·is·called·only·once·when·the·distribution·protocol·is·started.</p><p>The·caller·of·this·function·is·a·representative·for·<code·class="inline">net_kernel</code>·(this·may·or |
| 268 | may·not·be·the·process·registered·as·<code·class="inline">net_kernel</code>)·and·is·in·this·document | 268 | may·not·be·the·process·registered·as·<code·class="inline">net_kernel</code>)·and·is·in·this·document |
| 269 | identified·as·<code·class="inline">Kernel</code>.·When·a·connection·has·been·accepted·by·the·acceptor | 269 | identified·as·<code·class="inline">Kernel</code>.·When·a·connection·has·been·accepted·by·the·acceptor |
| 270 | process,·it·needs·to·inform·<code·class="inline">Kernel</code>·about·the·accepted·connection.·This·is | 270 | process,·it·needs·to·inform·<code·class="inline">Kernel</code>·about·the·accepted·connection.·This·is |
| 271 | done·by·passing·a·message·on·the·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Kernel</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 271 | done·by·passing·a·message·on·the·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Kernel</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0260976026-1">{</span><span·class="ss">accept</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AcceptorPid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DistController</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·156,·SHA:·ad6575312137112668e64cf2feeb76063fe59c1fc128a2138e84c169df288208·...·]6-1">}</span></code></pre><p><code·class="inline">DistController</code>·is·either·the·process·or·port·identifier·of·the·distribution |
| 272 | controller·for·the·connection.·The·distribution·controller·should·be·created | 272 | controller·for·the·connection.·The·distribution·controller·should·be·created |
| 273 | by·the·acceptor·processes·when·a·new·connection·is·accepted.·Its·job·is·to | 273 | by·the·acceptor·processes·when·a·new·connection·is·accepted.·Its·job·is·to |
| 274 | dispatch·traffic·on·the·connection.</p><p><code·class="inline">Kernel</code>·responds·with·one·of·the·following·messages:</p><ul><li><p><strong><code·class="inline">{Kernel,·controller,·SupervisorPid}</code></strong>·-·The·request·was·accepted·and | 274 | dispatch·traffic·on·the·connection.</p><p><code·class="inline">Kernel</code>·responds·with·one·of·the·following·messages:</p><ul><li><p><strong><code·class="inline">{Kernel,·controller,·SupervisorPid}</code></strong>·-·The·request·was·accepted·and |
| 275 | <code·class="inline">SupervisorPid</code>·is·the·process·identifier·of·the·connection·supervisor | 275 | <code·class="inline">SupervisorPid</code>·is·the·process·identifier·of·the·connection·supervisor |
| 276 | process·(which·is·created·in·the | 276 | process·(which·is·created·in·the |
| 277 | <a·href="alt_dist.html#accept_connection"><code·class="inline">accept_connection/5</code></a>·callback).</p></li><li><p><strong><code·class="inline">{Kernel,·unsupported_protocol}</code></strong>·-·The·request·was·rejected.·This·is·a | 277 | <a·href="alt_dist.html#accept_connection"><code·class="inline">accept_connection/5</code></a>·callback).</p></li><li><p><strong><code·class="inline">{Kernel,·unsupported_protocol}</code></strong>·-·The·request·was·rejected.·This·is·a |
| 278 | fatal·error.·The·acceptor·process·should·terminate.</p></li></ul><p>When·an·accept·sequence·has·been·completed·the·acceptor·process·is·expected·to | 278 | fatal·error.·The·acceptor·process·should·terminate.</p></li></ul><p>When·an·accept·sequence·has·been·completed·the·acceptor·process·is·expected·to |
| 279 | continue·accepting·further·requests.</p></li><li><pre·id="accept_connection"><code·class="makeup·erlang"·translate="no"><span·class="nf">accept_connection</span><span·class="p"·data-group-id=" | 279 | continue·accepting·further·requests.</p></li><li><pre·id="accept_connection"><code·class="makeup·erlang"·translate="no"><span·class="nf">accept_connection</span><span·class="p"·data-group-id="7537550438-1">(</span><span·class="n">AcceptorPid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DistCtrl</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MyNode</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·155,·SHA:·bb150d8b7cb01148bde49033807a8c59b136db5121770a35c5cf3e78daf7a335·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 280 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">ConnectionSupervisorPid</span></code></pre><p><code·class="inline">accept_connection/5</code>·should·spawn·a·process·that·will·perform·the·Erlang | 280 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">ConnectionSupervisorPid</span></code></pre><p><code·class="inline">accept_connection/5</code>·should·spawn·a·process·that·will·perform·the·Erlang |
| 281 | distribution·handshake·for·the·connection.·If·the·handshake·successfully | 281 | distribution·handshake·for·the·connection.·If·the·handshake·successfully |
| 282 | completes·it·should·continue·to·function·as·a·connection·supervisor.·This | 282 | completes·it·should·continue·to·function·as·a·connection·supervisor.·This |
| 283 | process·should·preferably·execute·on·<code·class="inline">max</code>·priority·and·should·be·linked·to | 283 | process·should·preferably·execute·on·<code·class="inline">max</code>·priority·and·should·be·linked·to |
| 284 | the·caller.·The·<code·class="inline">dist_util:net_ticker_spawn_options()</code>·function·can·be·called | 284 | the·caller.·The·<code·class="inline">dist_util:net_ticker_spawn_options()</code>·function·can·be·called |
| 285 | to·get·spawn·options·suitable·for·this·process·which·can·be·passed·directly·to | 285 | to·get·spawn·options·suitable·for·this·process·which·can·be·passed·directly·to |
| 286 | <a·href="erlang.html#spawn_opt/4"><code·class="inline">erlang:spawn_opt/4</code></a>.·<code·class="inline">dist_util:net_ticker_spawn_options()</code>·will·by·default | 286 | <a·href="erlang.html#spawn_opt/4"><code·class="inline">erlang:spawn_opt/4</code></a>.·<code·class="inline">dist_util:net_ticker_spawn_options()</code>·will·by·default |
| Offset 294, 15 lines modified | Offset 294, 15 lines modified | ||
| 294 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>.</p></li><li><p><strong><code·class="inline">Allowed</code></strong>·-·To·be·passed·along·to | 294 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>.</p></li><li><p><strong><code·class="inline">Allowed</code></strong>·-·To·be·passed·along·to |
| 295 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>.</p></li><li><p><strong><code·class="inline">SetupTime</code></strong>·-·Time·used·for·creating·a·setup·timer·by·a·call·to | 295 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>.</p></li><li><p><strong><code·class="inline">SetupTime</code></strong>·-·Time·used·for·creating·a·setup·timer·by·a·call·to |
| 296 | <code·class="inline">dist_util:start_timer(SetupTime)</code>.·The·timer·should·be·passed·along·to | 296 | <code·class="inline">dist_util:start_timer(SetupTime)</code>.·The·timer·should·be·passed·along·to |
| 297 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>.</p></li></ul><p>The·created·process·should·provide·callbacks·and·other·information·needed·for | 297 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>.</p></li></ul><p>The·created·process·should·provide·callbacks·and·other·information·needed·for |
| 298 | the·handshake·in·a·<a·href="alt_dist.html#hs_data_record"><code·class="inline">#hs_data{}</code></a>·record·and·call | 298 | the·handshake·in·a·<a·href="alt_dist.html#hs_data_record"><code·class="inline">#hs_data{}</code></a>·record·and·call |
| 299 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>·with·this·record.</p><p><code·class="inline">dist_util:handshake_other_started(HsData)</code>·will·perform·the·handshake·and·if | 299 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>·with·this·record.</p><p><code·class="inline">dist_util:handshake_other_started(HsData)</code>·will·perform·the·handshake·and·if |
| 300 | the·handshake·successfully·completes·this·process·will·then·continue·in·a | 300 | the·handshake·successfully·completes·this·process·will·then·continue·in·a |
| 301 | connection·supervisor·loop·as·long·as·the·connection·is·up.</p></li><li><pre·id="setup"><code·class="makeup·erlang"·translate="no"><span·class="nf">setup</span><span·class="p"·data-group-id=" | 301 | connection·supervisor·loop·as·long·as·the·connection·is·up.</p></li><li><pre·id="setup"><code·class="makeup·erlang"·translate="no"><span·class="nf">setup</span><span·class="p"·data-group-id="6300311215-1">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MyNode</span><span·class="p">,</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·153,·SHA:·b489df9ccd6a8624ff797bb5221f1f0919ddafac2d04b2e3943a8af153644aaf·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 302 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">ConnectionSupervisorPid</span></code></pre><p><code·class="inline">setup/5</code>·should·spawn·a·process·that·connects·to·<code·class="inline">Node</code>.·When·connection·has | 302 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">ConnectionSupervisorPid</span></code></pre><p><code·class="inline">setup/5</code>·should·spawn·a·process·that·connects·to·<code·class="inline">Node</code>.·When·connection·has |
| 303 | been·established·it·should·perform·the·Erlang·distribution·handshake·for·the | 303 | been·established·it·should·perform·the·Erlang·distribution·handshake·for·the |
| 304 | connection.·If·the·handshake·successfully·completes·it·should·continue·to | 304 | connection.·If·the·handshake·successfully·completes·it·should·continue·to |
| 305 | function·as·a·connection·supervisor.·This·process·should·preferably·execute·on | 305 | function·as·a·connection·supervisor.·This·process·should·preferably·execute·on |
| 306 | <code·class="inline">max</code>·priority·and·should·be·linked·to·the·caller.·The | 306 | <code·class="inline">max</code>·priority·and·should·be·linked·to·the·caller.·The |
| 307 | <code·class="inline">dist_util:net_ticker_spawn_options()</code>·function·can·be·called·to·get·spawn | 307 | <code·class="inline">dist_util:net_ticker_spawn_options()</code>·function·can·be·called·to·get·spawn |
| 308 | options·suitable·for·this·process·which·can·be·passed·directly·to | 308 | options·suitable·for·this·process·which·can·be·passed·directly·to |
| Offset 320, 23 lines modified | Offset 320, 23 lines modified | ||
| 320 | may·not·be·the·process·registered·as·<code·class="inline">net_kernel</code>)·and·is·in·this·document | 320 | may·not·be·the·process·registered·as·<code·class="inline">net_kernel</code>)·and·is·in·this·document |
| 321 | identified·as·<code·class="inline">Kernel</code>.</p><p>This·function·should,·besides·spawning·the·connection·supervisor,·also·create | 321 | identified·as·<code·class="inline">Kernel</code>.</p><p>This·function·should,·besides·spawning·the·connection·supervisor,·also·create |
| 322 | a·distribution·controller.·The·distribution·controller·is·either·a·process·or | 322 | a·distribution·controller.·The·distribution·controller·is·either·a·process·or |
| 323 | a·port·which·is·responsible·for·dispatching·traffic.</p><p>The·created·process·should·provide·callbacks·and·other·information·needed·for | 323 | a·port·which·is·responsible·for·dispatching·traffic.</p><p>The·created·process·should·provide·callbacks·and·other·information·needed·for |
| 324 | the·handshake·in·a·<a·href="alt_dist.html#hs_data_record"><code·class="inline">#hs_data{}</code></a>·record·and·call | 324 | the·handshake·in·a·<a·href="alt_dist.html#hs_data_record"><code·class="inline">#hs_data{}</code></a>·record·and·call |
| 325 | <code·class="inline">dist_util:handshake_we_started(HsData)</code>·with·this·record.</p><p><code·class="inline">dist_util:handshake_we_started(HsData)</code>·will·perform·the·handshake·and·the | 325 | <code·class="inline">dist_util:handshake_we_started(HsData)</code>·with·this·record.</p><p><code·class="inline">dist_util:handshake_we_started(HsData)</code>·will·perform·the·handshake·and·the |
| 326 | handshake·successfully·completes·this·process·will·then·continue·in·a | 326 | handshake·successfully·completes·this·process·will·then·continue·in·a |
| 327 | connection·supervisor·loop·as·long·as·the·connection·is·up.</p></li><li><pre·id="close"><code·class="makeup·erlang"·translate="no"><span·class="nf">close</span><span·class="p"·data-group-id=" | 327 | connection·supervisor·loop·as·long·as·the·connection·is·up.</p></li><li><pre·id="close"><code·class="makeup·erlang"·translate="no"><span·class="nf">close</span><span·class="p"·data-group-id="0616577861-1">(</span><span·class="n">Listen</span><span·class="p"·data-group-id="0616577861-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 328 | </span><span·class="err"> </span><span·class="err"> </span><span·class="nf">void</span><span·class="p"·data-group-id=" | 328 | </span><span·class="err"> </span><span·class="err"> </span><span·class="nf">void</span><span·class="p"·data-group-id="0616577861-2">(</span><span·class="p"·data-group-id="0616577861-2">)</span></code></pre><p>Called·in·order·to·close·the·<code·class="inline">Listen</code>·handle·that·originally·was·passed·from |
| 329 | the·<a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback.</p></li><li><pre·id="select"><code·class="makeup·erlang"·translate="no"><span·class="nf">select</span><span·class="p"·data-group-id=" | 329 | the·<a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback.</p></li><li><pre·id="select"><code·class="makeup·erlang"·translate="no"><span·class="nf">select</span><span·class="p"·data-group-id="5889190047-1">(</span><span·class="n">NodeName</span><span·class="p"·data-group-id="5889190047-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 330 | </span><span·class="err"> </span><span·class="err"> </span><span·class="nf">boolean</span><span·class="p"·data-group-id=" | 330 | </span><span·class="err"> </span><span·class="err"> </span><span·class="nf">boolean</span><span·class="p"·data-group-id="5889190047-2">(</span><span·class="p"·data-group-id="5889190047-2">)</span></code></pre><p>Return·<code·class="inline">true</code>·if·the·host·name·part·of·the·<code·class="inline">NodeName</code>·is·valid·for·use·with |
| 331 | this·protocol;·otherwise,·<code·class="inline">false</code>.</p></li></ul><p>There·are·also·two·optional·functions·that·may·be·exported:</p><ul><li><pre·id="setopts"><code·class="makeup·erlang"·translate="no"><span·class="nf">setopts</span><span·class="p"·data-group-id="4708165660-1">(</span><span·class="n">Listen</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opts</span><span·class="p"·data-group-id="4708165660-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 332 | 331 | this·protocol;·otherwise,·<code·class="inline">false</code>.</p></li></ul><p>There·are·also·two·optional·functions·that·may·be·exported:</p><ul><li><pre·id="setopts"><code·class="makeup·erlang"·translate="no"><span·class="nf">setopts</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·262,·SHA:·277c94257c918c88281fcd5fdb9790e62b25f3238b36bb2fa0f7d757b8141b55·...·] | |
| 332 | </span><span·class="err"> </span><span·class="err"> </span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="9028519878-2">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Error</span><span·class="p"·data-group-id="9028519878-2">}</span></code></pre><p>The·argument·<code·class="inline">Listen</code>·is·the·handle·originally·passed·from·the | ||
| 333 | <a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback.·The·argument·<code·class="inline">Opts</code>·is·a·list·of | 333 | <a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback.·The·argument·<code·class="inline">Opts</code>·is·a·list·of |
| 334 | options·to·set·on·future·connections.</p></li><li><pre·id="getopts"><code·class="makeup·erlang"·translate="no"><span·class="nf">getopts</span><span·class="p"·data-group-id=" | 334 | options·to·set·on·future·connections.</p></li><li><pre·id="getopts"><code·class="makeup·erlang"·translate="no"><span·class="nf">getopts</span><span·class="p"·data-group-id="1736831876-1">(</span><span·class="n">Listen</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opts</span><span·class="p"·data-group-id="1736831876-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 335 | </span><span·class="err"> </span><span·class="err"> </span><span·class="p"·data-group-id=" | 335 | </span><span·class="err"> </span><span·class="err"> </span><span·class="p"·data-group-id="1736831876-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OptionValues</span><span·class="p"·data-group-id="1736831876-2">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·199,·SHA:·dfd7dee22f9142574d991693ee1626c9fc78cf5e085be6e78517a02351890f23·...·]-3">}</span></code></pre><p>The·argument·<code·class="inline">Listen</code>·is·the·handle·originally·passed·from·the |
| 336 | <a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback.·The·argument·<code·class="inline">Opts</code>·is·a·list·of | 336 | <a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback.·The·argument·<code·class="inline">Opts</code>·is·a·list·of |
| 337 | options·to·read·for·future·connections.</p></li></ul><p><a·href=""·id="hs_data_record"></a></p><h3·id="the-hs_data-record"·class="section-heading"> | 337 | options·to·read·for·future·connections.</p></li></ul><p><a·href=""·id="hs_data_record"></a></p><h3·id="the-hs_data-record"·class="section-heading"> |
| 338 | ··<a·href="#the-hs_data-record"·class="hover-link"> | 338 | ··<a·href="#the-hs_data-record"·class="hover-link"> |
| 339 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 339 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 340 | ··</a> | 340 | ··</a> |
| 341 | ··<span·class="text">The·#hs_data{}·Record</span> | 341 | ··<span·class="text">The·#hs_data{}·Record</span> |
| 342 | </h3> | 342 | </h3> |
| Offset 350, 44 lines modified | Offset 350, 44 lines modified | ||
| 350 | <a·href="alt_dist.html#accept_connection"><code·class="inline">accept_connection/5</code></a>.</p></li><li><p><strong><code·class="inline"·id="hs_data_other_node">other_node</code></strong>·-·Name·of·the·other·node.·This·field | 350 | <a·href="alt_dist.html#accept_connection"><code·class="inline">accept_connection/5</code></a>.</p></li><li><p><strong><code·class="inline"·id="hs_data_other_node">other_node</code></strong>·-·Name·of·the·other·node.·This·field |
| 351 | is·only·mandatory·when·this·node·initiates·the·connection.·That·is,·when | 351 | is·only·mandatory·when·this·node·initiates·the·connection.·That·is,·when |
| 352 | connection·is·set·up·via·<a·href="alt_dist.html#setup"><code·class="inline">setup/5</code></a>.</p></li><li><p><strong><code·class="inline"·id="hs_data_this_node">this_node</code></strong>·-·The·node·name·of·this·node.</p></li><li><p><strong><code·class="inline"·id="hs_data_socket">socket</code></strong>·-·The·identifier·of·the·distribution | 352 | connection·is·set·up·via·<a·href="alt_dist.html#setup"><code·class="inline">setup/5</code></a>.</p></li><li><p><strong><code·class="inline"·id="hs_data_this_node">this_node</code></strong>·-·The·node·name·of·this·node.</p></li><li><p><strong><code·class="inline"·id="hs_data_socket">socket</code></strong>·-·The·identifier·of·the·distribution |
| 353 | controller.</p></li><li><p><strong><code·class="inline"·id="hs_data_timer">timer</code></strong>·-·The·timer·created·using | 353 | controller.</p></li><li><p><strong><code·class="inline"·id="hs_data_timer">timer</code></strong>·-·The·timer·created·using |
| 354 | <code·class="inline">dist_util:start_timer/1</code>.</p></li><li><p><strong><code·class="inline"·id="hs_data_allowed">allowed</code></strong>·-·Information·passed·as·<code·class="inline">Allowed</code>·to | 354 | <code·class="inline">dist_util:start_timer/1</code>.</p></li><li><p><strong><code·class="inline"·id="hs_data_allowed">allowed</code></strong>·-·Information·passed·as·<code·class="inline">Allowed</code>·to |
| 355 | <code·class="inline">accept_connection/5</code>.·This·field·is·only·mandatory·when·the·remote·node | 355 | <code·class="inline">accept_connection/5</code>.·This·field·is·only·mandatory·when·the·remote·node |
| 356 | initiated·the·connection.·That·is,·when·the·connection·is·set·up·via | 356 | initiated·the·connection.·That·is,·when·the·connection·is·set·up·via |
| 357 | <a·href="alt_dist.html#accept_connection"><code·class="inline">accept_connection/5</code></a>.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_send">f_send</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="8010559862-1">(</span><span·class="n">DistCtrlr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="8010559862-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8010559862-2">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Error</span><span·class="p"·data-group-id="8010559862-2">}</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller·and·<code·class="inline">Data</code> | ||
| 358 | 357 | <a·href="alt_dist.html#accept_connection"><code·class="inline">accept_connection/5</code></a>.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_send">f_send</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·[·...·truncated·by·diffoscope;·len:·809,·SHA:·d4ac1c970b8e6a870b0b9b4c2d7f6667bfe6955300028b5111d617d1920435c5·...·] | |
| 358 | is·io·data·to·pass·to·the·other·side.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_recv">f_recv</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="1329859149-1">(</span><span·class="n">DistCtrlr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Length</span><span·class="p"·data-group-id="1329859149-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="1329859149-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Packet</span><span·class="p"·data-group-id="1329859149-2">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="1329859149-3">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="1329859149-3">}</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller.·If | ||
| 359 | <code·class="inline">Length</code>·is·<code·class="inline">0</code>,·all·available·bytes·should·be·returned.·If·<code·class="inline">Length·>·0</code>, | 359 | <code·class="inline">Length</code>·is·<code·class="inline">0</code>,·all·available·bytes·should·be·returned.·If·<code·class="inline">Length·>·0</code>, |
| 360 | exactly·<code·class="inline">Length</code>·bytes·should·be·returned,·or·an·error;·possibly·discarding | 360 | exactly·<code·class="inline">Length</code>·bytes·should·be·returned,·or·an·error;·possibly·discarding |
| 361 | less·than·<code·class="inline">Length</code>·bytes·of·data·when·the·connection·is·closed·from·the·other | 361 | less·than·<code·class="inline">Length</code>·bytes·of·data·when·the·connection·is·closed·from·the·other |
| 362 | side.·It·is·used·for·passive·receive·of·data·from·the·other·end.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_setopts_pre_nodeup">f_setopts_pre_nodeup</code></strong>·-·A·fun·with·the | 362 | side.·It·is·used·for·passive·receive·of·data·from·the·other·end.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_setopts_pre_nodeup">f_setopts_pre_nodeup</code></strong>·-·A·fun·with·the |
| 363 | following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="8 | 363 | following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="8206178744-1">(</span><span·class="n">DistCtrlr</span><span·class="p"·data-group-id="8206178744-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">|</span>[·...·truncated·by·diffoscope;·len:·223,·SHA:·b918ecb133c5ac7ac9d091dff44a668950b7b9c4bebe2477c19975d598be5b77·...·]-2">}</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller.·Called |
| 364 | just·before·the·distribution·channel·is·taken·up·for·normal·traffic.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_setopts_post_nodeup">f_setopts_post_nodeup</code></strong>·-·A·fun·with | 364 | just·before·the·distribution·channel·is·taken·up·for·normal·traffic.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_setopts_post_nodeup">f_setopts_post_nodeup</code></strong>·-·A·fun·with |
| 365 | the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 365 | the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="3972646283-1">(</span><span·class="n">DistCtrlr</span><span·class="p"·data-group-id="3972646283-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">|</span[·...·truncated·by·diffoscope;·len:·224,·SHA:·4dd1d86c4a3cb4f6e50c6d571001dc64a48b8156886a37c0b7d9e211adb9ed99·...·]-2">}</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller.·Called |
| 366 | just·after·distribution·channel·has·been·taken·up·for·normal·traffic.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_getll">f_getll</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 366 | just·after·distribution·channel·has·been·taken·up·for·normal·traffic.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_getll">f_getll</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="1321016793-1">(</span><span·class="n">DistCtrlr</span><span·class="p"·data-group-id="1321016793-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">ID</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller·and·<code·class="inline">ID</code>·is |
| 367 | the·identifier·of·the·low·level·entity·that·handles·the·connection·(often | 367 | the·identifier·of·the·low·level·entity·that·handles·the·connection·(often |
| 368 | <code·class="inline">DistCtrlr</code>·itself).</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_address">f_address</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="6 | 368 | <code·class="inline">DistCtrlr</code>·itself).</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_address">f_address</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="0626901750-1">(</span><span·class="n">DistCtrlr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="0626901750-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">NetAddress</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller,·<code·class="inline">Node</code>·is |
| 369 | the·node·name·of·the·node·on·the·other·end,·and·<code·class="inline">NetAddress</code>·is·a | 369 | the·node·name·of·the·node·on·the·other·end,·and·<code·class="inline">NetAddress</code>·is·a |
| 370 | <code·class="inline">#net_address{}</code>·record·with·information·about·the·address·for·the·<code·class="inline">Node</code>·on | 370 | <code·class="inline">#net_address{}</code>·record·with·information·about·the·address·for·the·<code·class="inline">Node</code>·on |
| 371 | the·other·end·of·the·connection.·The·<code·class="inline">#net_address{}</code>·record·is·defined·in | 371 | the·other·end·of·the·connection.·The·<code·class="inline">#net_address{}</code>·record·is·defined·in |
| 372 | <code·class="inline">kernel/include/net_address.hrl</code>.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_mf_tick">mf_tick</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 372 | <code·class="inline">kernel/include/net_address.hrl</code>.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_mf_tick">mf_tick</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="9453594364-1">(</span><span·class="n">DistCtrlr</span><span·class="p"·data-group-id="9453594364-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">void</span><span·class="p"·data-group-id="9453594364-2">[·...·truncated·by·diffoscope;·len:·49,·SHA:·29ac8fc9716491f60a25f2860c50daf0e6721c628734d38d8f7f538a3e996415·...·]-2">)</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller.·This |
| 373 | function·should·send·information·over·the·connection·that·is·not·interpreted | 373 | function·should·send·information·over·the·connection·that·is·not·interpreted |
| 374 | by·the·other·end·while·increasing·the·statistics·of·received·packets·on·the | 374 | by·the·other·end·while·increasing·the·statistics·of·received·packets·on·the |
| 375 | other·end.·This·is·usually·implemented·by·sending·an·empty·packet.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>It·is·of·vital·importance·that·this·operation·does·not·block·the·caller·for | 375 | other·end.·This·is·usually·implemented·by·sending·an·empty·packet.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>It·is·of·vital·importance·that·this·operation·does·not·block·the·caller·for |
| 376 | a·long·time.·This·since·it·is·called·from·the·connection·supervisor.</p></section><p>Used·when·connection·is·up.</p></li><li><p><strong><code·class="inline"·id="hs_data_mf_getstat">mf_getstat</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 376 | a·long·time.·This·since·it·is·called·from·the·connection·supervisor.</p></section><p>Used·when·connection·is·up.</p></li><li><p><strong><code·class="inline"·id="hs_data_mf_getstat">mf_getstat</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="8754303992-1">(</span><span·class="n">DistCtrlr</span><span·class="p"·data-group-id="8754303992-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="8754303992-2">{</span><span·class="ss">ok<[·...·truncated·by·diffoscope;·len:·280,·SHA:·8f978fd1b7eb3b013f98d917c63aa3adb76a44fc1f4677ca628001ea6e75dde7·...·]-2">}</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller,·<code·class="inline">Received</code> |
| 377 | is·received·packets,·<code·class="inline">Sent</code>·is·sent·packets,·and·<code·class="inline">PendSend</code>·is·amount·of·data | 377 | is·received·packets,·<code·class="inline">Sent</code>·is·sent·packets,·and·<code·class="inline">PendSend</code>·is·amount·of·data |
| 378 | in·queue·to·be·sent·(typically·in·bytes,·but·<code·class="inline">dist_util</code>·only·checks·whether | 378 | in·queue·to·be·sent·(typically·in·bytes,·but·<code·class="inline">dist_util</code>·only·checks·whether |
| 379 | the·value·is·non-zero·to·know·there·is·data·in·queue)·or·a·<a·href="erlang.html#t:boolean/0"><code·class="inline">boolean/0</code></a> | 379 | the·value·is·non-zero·to·know·there·is·data·in·queue)·or·a·<a·href="erlang.html#t:boolean/0"><code·class="inline">boolean/0</code></a> |
| 380 | indicating·whether·there·are·packets·in·queue·to·be·sent.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>It·is·of·vital·importance·that·this·operation·does·not·block·the·caller·for | 380 | indicating·whether·there·are·packets·in·queue·to·be·sent.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>It·is·of·vital·importance·that·this·operation·does·not·block·the·caller·for |
| 381 | a·long·time.·This·since·it·is·called·from·the·connection·supervisor.</p></section><p>Used·when·connection·is·up.</p></li><li><p><strong><code·class="inline"·id="hs_data_request_type">request_type</code></strong>·-·The·request·<code·class="inline">Type</code>·as·passed·to | 381 | a·long·time.·This·since·it·is·called·from·the·connection·supervisor.</p></section><p>Used·when·connection·is·up.</p></li><li><p><strong><code·class="inline"·id="hs_data_request_type">request_type</code></strong>·-·The·request·<code·class="inline">Type</code>·as·passed·to |
| 382 | <a·href="alt_dist.html#setup"><code·class="inline">setup/5</code></a>.·This·is·only·mandatory·when·the·connection·has | 382 | <a·href="alt_dist.html#setup"><code·class="inline">setup/5</code></a>.·This·is·only·mandatory·when·the·connection·has |
| 383 | been·initiated·by·this·node.·That·is,·the·connection·is·set·up·via·<code·class="inline">setup/5</code>.</p></li><li><p><strong><code·class="inline"·id="hs_data_mf_setopts">mf_setopts</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="2167888531-1">(</span><span·class="n">DistCtrl</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opts</span><span·class="p"·data-group-id="2167888531-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="2167888531-2">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Error</span><span·class="p"·data-group-id="2167888531-2">}</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller·and·<code·class="inline">Opts</code> | ||
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| 241 | ······<p·class="built-using"> | 241 | ······<p·class="built-using"> |
| 242 | ········Built·using | 242 | ········Built·using |
| 243 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 243 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 244 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 244 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 245 | ······</p> | 245 | ······</p> |
| 246 | <p>Copyright·©·1996-202 | 246 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 247 | ····</footer> | 247 | ····</footer> |
| 248 | ··</div> | 248 | ··</div> |
| 249 | </main> | 249 | </main> |
| 250 | </div> | 250 | </div> |
| 251 | <script> | 251 | <script> |
| 252 | ··function·mermaidLoaded()·{ | 252 | ··function·mermaidLoaded()·{ |
| 253 | ····mermaid.initialize({ | 253 | ····mermaid.initialize({ |
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| 641 | ······<p·class="built-using"> | 641 | ······<p·class="built-using"> |
| 642 | ········Built·using | 642 | ········Built·using |
| 643 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 643 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 644 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 644 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 645 | ······</p> | 645 | ······</p> |
| 646 | <p>Copyright·©·1996-202 | 646 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 647 | ····</footer> | 647 | ····</footer> |
| 648 | ··</div> | 648 | ··</div> |
| 649 | </main> | 649 | </main> |
| 650 | </div> | 650 | </div> |
| 651 | <script> | 651 | <script> |
| 652 | ··function·mermaidLoaded()·{ | 652 | ··function·mermaidLoaded()·{ |
| 653 | ····mermaid.initialize({ | 653 | ····mermaid.initialize({ |
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| 209 | they·have·to·follow·certain·restrictions.·The·convention·for·making | 209 | they·have·to·follow·certain·restrictions.·The·convention·for·making |
| 210 | this·clear·is·to·have·a·comment·above·the·function·that·explains·that | 210 | this·clear·is·to·have·a·comment·above·the·function·that·explains·that |
| 211 | the·function·is·transformed·by·YCF·(see·<code·class="inline">maps_values_1_helper</code>·in | 211 | the·function·is·transformed·by·YCF·(see·<code·class="inline">maps_values_1_helper</code>·in |
| 212 | <code·class="inline">erl_map.c</code>·for·an·example).·If·only·the·transformed·version·of·the | 212 | <code·class="inline">erl_map.c</code>·for·an·example).·If·only·the·transformed·version·of·the |
| 213 | function·is·used,·the·convention·is·to·"comment·out"·the·source·for·the | 213 | function·is·used,·the·convention·is·to·"comment·out"·the·source·for·the |
| 214 | function·by·surrounding·it·with·the·following·<code·class="inline">#ifdef</code>·(this·way,·one | 214 | function·by·surrounding·it·with·the·following·<code·class="inline">#ifdef</code>·(this·way,·one |
| 215 | will·not·get·warnings·about·unused·functions):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">#</span><span·class="ss">ifdef</span><span·class="w">·</span><span·class="n">INCLUDE_YCF_TRANSFORMED_ONLY_FUNCTIONS</span><span·class="w"> | 215 | will·not·get·warnings·about·unused·functions):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">#</span><span·class="ss">ifdef</span><span·class="w">·</span><span·class="n">INCLUDE_YCF_TRANSFORMED_ONLY_FUNCTIONS</span><span·class="w"> |
| 216 | </span><span·class="ss">void</span><span·class="w">·</span><span·class="nf">my_fun</span><span·class="p"·data-group-id=" | 216 | </span><span·class="ss">void</span><span·class="w">·</span><span·class="nf">my_fun</span><span·class="p"·data-group-id="5695507212-1">(</span><span·class="p"·data-group-id="5695507212-1">)</span><span·class="w">·</span><span·class="p"·data-group-id="5695507212-2">{</span><span·class="w"> |
| 217 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 217 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 218 | </span><span·class="p"·data-group-id=" | 218 | </span><span·class="p"·data-group-id="5695507212-2">}</span><span·class="w"> |
| 219 | </span><span·class="p">#</span><span·class="ss">endif</span><span·class="w">·</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">INCLUDE_YCF_TRANSFORMED_ONLY_FUNCTIONS</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span></code></pre><p>While·editing·the·function·one·can·define | 219 | </span><span·class="p">#</span><span·class="ss">endif</span><span·class="w">·</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">INCLUDE_YCF_TRANSFORMED_ONLY_FUNCTIONS</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span></code></pre><p>While·editing·the·function·one·can·define |
| 220 | <code·class="inline">INCLUDE_YCF_TRANSFORMED_ONLY_FUNCTIONS</code>·so·that·one·can·see·errors | 220 | <code·class="inline">INCLUDE_YCF_TRANSFORMED_ONLY_FUNCTIONS</code>·so·that·one·can·see·errors |
| 221 | and·warnings·in·the·non-transformed·source.</p><h3·id="where-to-place-ycf-transformed-functions"·class="section-heading"> | 221 | and·warnings·in·the·non-transformed·source.</p><h3·id="where-to-place-ycf-transformed-functions"·class="section-heading"> |
| 222 | ··<a·href="#where-to-place-ycf-transformed-functions"·class="hover-link"> | 222 | ··<a·href="#where-to-place-ycf-transformed-functions"·class="hover-link"> |
| 223 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 223 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 224 | ··</a> | 224 | ··</a> |
| 225 | ··<span·class="text">Where·to·Place·YCF·Transformed·Functions</span> | 225 | ··<span·class="text">Where·to·Place·YCF·Transformed·Functions</span> |
| Offset 365, 15 lines modified | Offset 365, 15 lines modified | ||
| 365 | ······<p·class="built-using"> | 365 | ······<p·class="built-using"> |
| 366 | ········Built·using | 366 | ········Built·using |
| 367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 369 | ······</p> | 369 | ······</p> |
| 370 | <p>Copyright·©·1996-202 | 370 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 371 | ····</footer> | 371 | ····</footer> |
| 372 | ··</div> | 372 | ··</div> |
| 373 | </main> | 373 | </main> |
| 374 | </div> | 374 | </div> |
| 375 | <script> | 375 | <script> |
| 376 | ··function·mermaidLoaded()·{ | 376 | ··function·mermaidLoaded()·{ |
| 377 | ····mermaid.initialize({ | 377 | ····mermaid.initialize({ |
| Offset 145, 26 lines modified | Offset 145, 26 lines modified | ||
| 145 | </h2> | 145 | </h2> |
| 146 | <p>The·code·is·loaded·very·similarly·to·how·it·is·loaded·for·the·interpreter.·Each·beam | 146 | <p>The·code·is·loaded·very·similarly·to·how·it·is·loaded·for·the·interpreter.·Each·beam |
| 147 | file·is·parsed·and·then·optimized·through·the·transformations·described·in | 147 | file·is·parsed·and·then·optimized·through·the·transformations·described·in |
| 148 | <a·href="beam_makeops.html#defining-transformation-rules">beam_makeops</a>.·The·transformations | 148 | <a·href="beam_makeops.html#defining-transformation-rules">beam_makeops</a>.·The·transformations |
| 149 | used·in·BeamAsm·are·much·simpler·than·the·interpreter's,·as·most·of·the | 149 | used·in·BeamAsm·are·much·simpler·than·the·interpreter's,·as·most·of·the |
| 150 | transformations·for·the·interpreter·are·done·only·to·eliminate·the·instruction | 150 | transformations·for·the·interpreter·are·done·only·to·eliminate·the·instruction |
| 151 | dispatch·overhead.</p><p>Then·each·instruction·is·encoded·using·the·C++·functions·in·the | 151 | dispatch·overhead.</p><p>Then·each·instruction·is·encoded·using·the·C++·functions·in·the |
| 152 | <code·class="inline">jit/$ARCH/instr_*.cpp</code>·files.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">void</span><span·class="w">·</span><span·class="n">BeamModuleAssembler</span><span·class="p">:</span><span·class="p">:</span><span·class="nf">emit_is_nonempty_list</span><span·class="p"·data-group-id=" | 152 | <code·class="inline">jit/$ARCH/instr_*.cpp</code>·files.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">void</span><span·class="w">·</span><span·class="n">BeamModuleAssembler</span><span·class="p">:</span><span·class="p">:</span><span·class="nf">emit_is_nonempty_list</span><span·class="p"·data-group-id="7766106167-1">(</span><span·class="ss">const</span><span·class="w">·</span><span·class="n">ArgVal</span><span·class="w">·</span><span·class="err">&</span><span·class="n">Fail</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">const<[·...·truncated·by·diffoscope;·len:·257,·SHA:·996f17a0db752239069a8365689178fbc283ec2917e6a7b9fb9c354e5997430a·...·]-2">{</span><span·class="w"> |
| 153 | ··</span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">test</span><span·class="p"·data-group-id=" | 153 | ··</span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">test</span><span·class="p"·data-group-id="7766106167-3">(</span><span·class="nf">getArgRef</span><span·class="p"·data-group-id="7766106167-4">(</span><span·class="n">Src</span><span·class="p"·data-group-id="7766106167-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">imm<[·...·truncated·by·diffoscope;·len:·327,·SHA:·1a1dff9eaa676f2bb59cd37dd12359d27302da8a962bf73e0884163f8bb2896b·...·]-3">)</span><span·class="p">;</span><span·class="w"> |
| 154 | ··</span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">jne</span><span·class="p"·data-group-id=" | 154 | ··</span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">jne</span><span·class="p"·data-group-id="7766106167-6">(</span><span·class="ss">labels</span><span·class="p"·data-group-id="7766106167-7">[</span><span·class="n">Fail</span><span·class="p">.</span><span·class="nf">getLabel</span><span·class="p"·data-group-id="7766106167-8">(</span><span·class="p"[·...·truncated·by·diffoscope;·len:·132,·SHA:·ed4c88d7ddc8bd07c5ee2b85017190214eaaf7d83b1c2cb3e457d0ac3ac962ba·...·]-6">)</span><span·class="p">;</span><span·class="w"> |
| 155 | </span><span·class="p"·data-group-id=" | 155 | </span><span·class="p"·data-group-id="7766106167-2">}</span></code></pre><p><a·href="https://github.com/asmjit/asmjit">asmjit</a>·provides·a·fairly·straightforward |
| 156 | mapping·from·a·C++·function·call·to·the·x86·assembly·instruction.·The·above | 156 | mapping·from·a·C++·function·call·to·the·x86·assembly·instruction.·The·above |
| 157 | instruction·tests·if·the·value·in·the·<code·class="inline">Src</code>·register·is·a·non-empty·list·and·if | 157 | instruction·tests·if·the·value·in·the·<code·class="inline">Src</code>·register·is·a·non-empty·list·and·if |
| 158 | it·is·not·then·it·jumps·to·the·fail·label.</p><p>For·comparison,·the·interpreter·has·8·combinations·and·specializations·of | 158 | it·is·not·then·it·jumps·to·the·fail·label.</p><p>For·comparison,·the·interpreter·has·8·combinations·and·specializations·of |
| 159 | this·implementation·to·minimize·the·instruction·dispatch·overhead·for | 159 | this·implementation·to·minimize·the·instruction·dispatch·overhead·for |
| 160 | common·patterns.</p><p>The·original·register·allocation·done·by·the·Erlang·compiler·is·used·to·manage·the | 160 | common·patterns.</p><p>The·original·register·allocation·done·by·the·Erlang·compiler·is·used·to·manage·the |
| 161 | liveness·of·values·and·the·physical·registers·are·statically·allocated·to·keep | 161 | liveness·of·values·and·the·physical·registers·are·statically·allocated·to·keep |
| 162 | the·necessary·process·state.·At·the·moment·this·is·the·static·register | 162 | the·necessary·process·state.·At·the·moment·this·is·the·static·register |
| 163 | allocation·on·x86-64:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">rbx</span><span·class="p">:</span><span·class="w">·</span><span·class="n">ErtsSchedulerRegisters</span><span·class="w">·</span><span·class="nf">struct</span><span·class="w">·</span><span·class="p"·data-group-id="0 | 163 | allocation·on·x86-64:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">rbx</span><span·class="p">:</span><span·class="w">·</span><span·class="n">ErtsSchedulerRegisters</span><span·class="w">·</span><span·class="nf">struct</span><span·class="w">·</span><span·class="p"·data-group-id="0937874170-1">(</span><span·class="ss">contains</span><span·class="w">·</span><span·class="ss">x</span><span·class="o">/</span><span·class="nb">float</span><span·class="w">·</span><span·class="ss">registers</span><span·class="w">·</span><span·class="ow">and[·...·truncated·by·diffoscope;·len:·156,·SHA:·e71074b1800735b36b9977a7270e9945cfd3ec915763824e7b0f7087618a1175·...·]-1">)</span><span·class="w"> |
| 164 | </span><span·class="nc">rbp</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Current</span><span·class="w">·</span><span·class="ss">frame</span><span·class="w">·</span><span·class="ss">pointer</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="err">`</span><span·class="ss">perf</span><span·class="err">`</span><span·class="w">·</span><span·class="ss">support</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">enabled</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">otherwise</span><span·class="w">·</span><span·class="ss">this</span><span·class="w"> | 164 | </span><span·class="nc">rbp</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Current</span><span·class="w">·</span><span·class="ss">frame</span><span·class="w">·</span><span·class="ss">pointer</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="err">`</span><span·class="ss">perf</span><span·class="err">`</span><span·class="w">·</span><span·class="ss">support</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">enabled</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">otherwise</span><span·class="w">·</span><span·class="ss">this</span><span·class="w"> |
| 165 | ·····</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">an</span><span·class="w">·</span><span·class="ss">optional</span><span·class="w">·</span><span·class="ss">save</span><span·class="w">·</span><span·class="ss">slot</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">stack</span><span·class="w">·</span><span·class="ss">pointer</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="ss">executing</span><span·class="w">·</span><span·class="n">C</span><span·class="w"> | 165 | ·····</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">an</span><span·class="w">·</span><span·class="ss">optional</span><span·class="w">·</span><span·class="ss">save</span><span·class="w">·</span><span·class="ss">slot</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">stack</span><span·class="w">·</span><span·class="ss">pointer</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="ss">executing</span><span·class="w">·</span><span·class="n">C</span><span·class="w"> |
| 166 | ·····</span><span·class="ss">code</span><span·class="p">.</span><span·class="w"> | 166 | ·····</span><span·class="ss">code</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="nc">r12</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Active</span><span·class="w">·</span><span·class="ss">code</span><span·class="w">·</span><span·class="ss">index</span><span·class="w"> | 167 | </span><span·class="nc">r12</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Active</span><span·class="w">·</span><span·class="ss">code</span><span·class="w">·</span><span·class="ss">index</span><span·class="w"> |
| 168 | </span><span·class="nc">r13</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Current</span><span·class="w">·</span><span·class="ss">running</span><span·class="w">·</span><span·class="ss">process</span><span·class="w"> | 168 | </span><span·class="nc">r13</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Current</span><span·class="w">·</span><span·class="ss">running</span><span·class="w">·</span><span·class="ss">process</span><span·class="w"> |
| 169 | </span><span·class="nc">r14</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Remaining</span><span·class="w">·</span><span·class="ss">reductions</span><span·class="w"> | 169 | </span><span·class="nc">r14</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Remaining</span><span·class="w">·</span><span·class="ss">reductions</span><span·class="w"> |
| 170 | </span><span·class="nc">r15</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">heap</span><span·class="w">·</span><span·class="ss">pointer</span></code></pre><p>Note·that·all·of·these·are·callee·save·registers·under·the·System·V·and·Windows | 170 | </span><span·class="nc">r15</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">heap</span><span·class="w">·</span><span·class="ss">pointer</span></code></pre><p>Note·that·all·of·these·are·callee·save·registers·under·the·System·V·and·Windows |
| Offset 183, 21 lines modified | Offset 183, 21 lines modified | ||
| 183 | shared·and·only·the·arguments·to·the·instructions·vary.·Using·as·little·memory·as | 183 | shared·and·only·the·arguments·to·the·instructions·vary.·Using·as·little·memory·as |
| 184 | possible·has·many·advantages;·less·memory·is·used,·loading·time·decreases, | 184 | possible·has·many·advantages;·less·memory·is·used,·loading·time·decreases, |
| 185 | higher·cache·hit-rate.</p><p>In·BeamAsm·we·need·to·achieve·something·similar·since·the·load-time·of·a·module | 185 | higher·cache·hit-rate.</p><p>In·BeamAsm·we·need·to·achieve·something·similar·since·the·load-time·of·a·module |
| 186 | scales·almost·linearly·with·the·amount·of·memory·it·uses.·Early·BeamAsm·prototypes | 186 | scales·almost·linearly·with·the·amount·of·memory·it·uses.·Early·BeamAsm·prototypes |
| 187 | used·about·double·the·amount·of·memory·for·code·as·the·interpreter,·while·current | 187 | used·about·double·the·amount·of·memory·for·code·as·the·interpreter,·while·current |
| 188 | versions·use·about·10%·more.·How·was·this·achieved?</p><p>In·BeamAsm·we·heavily·use·shared·code·fragments·to·try·to·emit·as·much·code·as | 188 | versions·use·about·10%·more.·How·was·this·achieved?</p><p>In·BeamAsm·we·heavily·use·shared·code·fragments·to·try·to·emit·as·much·code·as |
| 189 | possible·as·global·shared·fragments·instead·of·duplicating·the·code·unnecessarily. | 189 | possible·as·global·shared·fragments·instead·of·duplicating·the·code·unnecessarily. |
| 190 | For·instance,·the·return·instruction·looks·something·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Label</span><span·class="w">·</span><span·class="ss">yield</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">newLabel</span><span·class="p"·data-group-id="1 | 190 | For·instance,·the·return·instruction·looks·something·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Label</span><span·class="w">·</span><span·class="ss">yield</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">newLabel</span><span·class="p"·data-group-id="3170418551-1">(</span><span·class="p"·data-group-id="3170418551-1">)</span><span·class="p">;</span><span·class="w"> |
| 191 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Decrement</span><span·class="w">·</span><span·class="ss">reduction</span><span·class="w">·</span><span·class="ss">counter</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 191 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Decrement</span><span·class="w">·</span><span·class="ss">reduction</span><span·class="w">·</span><span·class="ss">counter</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 192 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">dec</span><span·class="p"·data-group-id="1 | 192 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">dec</span><span·class="p"·data-group-id="3170418551-2">(</span><span·class="n">FCALLS</span><span·class="p"·data-group-id="3170418551-2">)</span><span·class="p">;</span><span·class="w"> |
| 193 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">If</span><span·class="w">·</span><span·class="n">FCALLS</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">jump</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">yield</span><span·class="o">-</span><span·class="ss">on</span><span·class="o">-</span><span·class="ss">return</span><span·class="w">·</span><span·class="ss">fragment</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 193 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">If</span><span·class="w">·</span><span·class="n">FCALLS</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">jump</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">yield</span><span·class="o">-</span><span·class="ss">on</span><span·class="o">-</span><span·class="ss">return</span><span·class="w">·</span><span·class="ss">fragment</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 194 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">jl</span><span·class="p"·data-group-id="1 | 194 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">jl</span><span·class="p"·data-group-id="3170418551-3">(</span><span·class="nf">resolve_fragment</span><span·class="p"·data-group-id="3170418551-4">(</span><span·class="ss">ga</span><span·class="p">-></span><span·class="nf">get_dispatch_return</span><span·class="p"·data-group-id="3170418551-5"[·...·truncated·by·diffoscope;·len:·156,·SHA:·79ef307780e2afca9dc186328e336c5c4f949aeca5015a99a9cbc62277b47dc5·...·]-3">)</span><span·class="p">;</span><span·class="w"> |
| 195 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">ret</span><span·class="p"·data-group-id="1 | 195 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">ret</span><span·class="p"·data-group-id="3170418551-6">(</span><span·class="p"·data-group-id="3170418551-6">)</span><span·class="p">;</span></code></pre><p>The·code·above·is·not·exactly·what·is·emitted,·but·close·enough.·The·thing·to·note |
| 196 | is·that·the·code·for·doing·the·context·switch·is·never·emitted.·Instead,·we·jump | 196 | is·that·the·code·for·doing·the·context·switch·is·never·emitted.·Instead,·we·jump |
| 197 | to·a·global·fragment·that·all·return·instructions·share.·This·greatly·reduces | 197 | to·a·global·fragment·that·all·return·instructions·share.·This·greatly·reduces |
| 198 | the·amount·of·code·that·has·to·be·emitted·for·each·module.</p><h2·id="running-erlang-code"·class="section-heading"> | 198 | the·amount·of·code·that·has·to·be·emitted·for·each·module.</p><h2·id="running-erlang-code"·class="section-heading"> |
| 199 | ··<a·href="#running-erlang-code"·class="hover-link"> | 199 | ··<a·href="#running-erlang-code"·class="hover-link"> |
| 200 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 200 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 201 | ··</a> | 201 | ··</a> |
| 202 | ··<span·class="text">Running·Erlang·code</span> | 202 | ··<span·class="text">Running·Erlang·code</span> |
| Offset 239, 43 lines modified | Offset 239, 43 lines modified | ||
| 239 | ··<a·href="#running-c-code"·class="hover-link"> | 239 | ··<a·href="#running-c-code"·class="hover-link"> |
| 240 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 240 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 241 | ··</a> | 241 | ··</a> |
| 242 | ··<span·class="text">Running·C·code</span> | 242 | ··<span·class="text">Running·C·code</span> |
| 243 | </h2> | 243 | </h2> |
| 244 | <p>As·Erlang·stacks·can·be·very·small,·we·have·to·switch·over·to·a·different·stack | 244 | <p>As·Erlang·stacks·can·be·very·small,·we·have·to·switch·over·to·a·different·stack |
| 245 | when·we·need·to·execute·C·code·(which·may·expect·a·much·larger·stack).·This·is | 245 | when·we·need·to·execute·C·code·(which·may·expect·a·much·larger·stack).·This·is |
| 246 | done·through·<code·class="inline">emit_enter_runtime</code>·and·<code·class="inline">emit_leave_runtime</code>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">mov_arg</span><span·class="p"·data-group-id=" | 246 | done·through·<code·class="inline">emit_enter_runtime</code>·and·<code·class="inline">emit_leave_runtime</code>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">mov_arg</span><span·class="p"·data-group-id="8640537876-1">(</span><span·class="n">ARG4</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NumFree</span><span·class="p"·data-group-id="8640537876-1">)</span><span·class="p">;</span><span·class="w"> |
| 247 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Move</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="ss">stack</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="ss">swap</span><span·class="w">·</span><span·class="ss">out</span><span·class="w">·</span><span·class="ss">our</span><span·class="w">·</span><span·class="ss">current</span><span·class="w">·</span><span·class="ss">reductions</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stack</span><span·class="o">-</span><span·class="p">,</span><span·class="w">·</span><span·class="ow">and</span><span·class="w"> | 247 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Move</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="ss">stack</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="ss">swap</span><span·class="w">·</span><span·class="ss">out</span><span·class="w">·</span><span·class="ss">our</span><span·class="w">·</span><span·class="ss">current</span><span·class="w">·</span><span·class="ss">reductions</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stack</span><span·class="o">-</span><span·class="p">,</span><span·class="w">·</span><span·class="ow">and</span><span·class="w"> |
| 248 | ·</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">heap</span><span·class="w">·</span><span·class="ss">pointer</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">process</span><span·class="w">·</span><span·class="ss">structure</span><span·class="p">.</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 248 | ·</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">heap</span><span·class="w">·</span><span·class="ss">pointer</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">process</span><span·class="w">·</span><span·class="ss">structure</span><span·class="p">.</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 249 | </span><span·class="ss">emit_enter_runtime</span><span·class="o"><</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eReductions</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eStack</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eHeap</span><span·class="o">></span><span·class="p"·data-group-id=" | 249 | </span><span·class="ss">emit_enter_runtime</span><span·class="o"><</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eReductions</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eStack</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eHeap</span><span·class="o">></span><span·class="p"·data-group-id="8640537876-2">(</span><span·class="p"·data-group-id="8640537876-2">)</span><span·class="p">;</span><span·class="w"> |
| 250 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">mov</span><span·class="p"·data-group-id=" | 250 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">mov</span><span·class="p"·data-group-id="8640537876-3">(</span><span·class="n">ARG1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c_p</span><span·class="p"·data-group-id="8640537876-3">)</span><span·class="p">;</span><span·class="w"> |
| 251 | </span><span·class="nf">load_x_reg_array</span><span·class="p"·data-group-id=" | 251 | </span><span·class="nf">load_x_reg_array</span><span·class="p"·data-group-id="8640537876-4">(</span><span·class="n">ARG2</span><span·class="p"·data-group-id="8640537876-4">)</span><span·class="p">;</span><span·class="w"> |
| 252 | </span><span·class="nf">make_move_patch</span><span·class="p"·data-group-id=" | 252 | </span><span·class="nf">make_move_patch</span><span·class="p"·data-group-id="8640537876-5">(</span><span·class="n">ARG3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">lambdas</span><span·class="p"·data-group-id="8640537876-6">[</span><span·class="n">Fun</span><span·class="p">.</span><span·class="nf">getValue[·...·truncated·by·diffoscope;·len:·262,·SHA:·59b1f61ce253d7335e242780312bb47089aaaf5cbd8ff2c8197e26d9fb8c0025·...·]-5">)</span><span·class="p">;</span><span·class="w"> |
| 253 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Call</span><span·class="w">·</span><span·class="err">`</span><span·class="ss">new_fun</span><span·class="err">`</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">asserting</span><span·class="w">·</span><span·class="ss">that</span><span·class="w">·</span><span·class="ss">we</span><span·class="err">'</span><span·class="ss">re</span><span·class="w">·</span><span·class="ss">on</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="ss">stack</span><span·class="p">.</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 253 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Call</span><span·class="w">·</span><span·class="err">`</span><span·class="ss">new_fun</span><span·class="err">`</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">asserting</span><span·class="w">·</span><span·class="ss">that</span><span·class="w">·</span><span·class="ss">we</span><span·class="err">'</span><span·class="ss">re</span><span·class="w">·</span><span·class="ss">on</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="ss">stack</span><span·class="p">.</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 254 | </span><span·class="ss">runtime_call</span><span·class="o"><</span><span·class="mi">4</span><span·class="o">></span><span·class="p"·data-group-id=" | 254 | </span><span·class="ss">runtime_call</span><span·class="o"><</span><span·class="mi">4</span><span·class="o">></span><span·class="p"·data-group-id="8640537876-8">(</span><span·class="ss">new_fun</span><span·class="p"·data-group-id="8640537876-8">)</span><span·class="p">;</span><span·class="w"> |
| 255 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Move</span><span·class="w">·</span><span·class="ss">back</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="ss">stack</span><span·class="p">,</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="ss">read</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">updated</span><span·class="w">·</span><span·class="ss">values</span><span·class="w">·</span><span·class="ss">from</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">process</span><span·class="w"> | 255 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Move</span><span·class="w">·</span><span·class="ss">back</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="ss">stack</span><span·class="p">,</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="ss">read</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">updated</span><span·class="w">·</span><span·class="ss">values</span><span·class="w">·</span><span·class="ss">from</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">process</span><span·class="w"> |
| 256 | ·</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">structure</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 256 | ·</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">structure</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 257 | </span><span·class="ss">emit_leave_runtime</span><span·class="o"><</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eReductions</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eStack</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eHeap</span><span·class="o">></span><span·class="p"·data-group-id=" | 257 | </span><span·class="ss">emit_leave_runtime</span><span·class="o"><</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eReductions</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eStack</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eHeap</span><span·class="o">></span><span·class="p"·data-group-id="8640537876-9">(</span><span·class="p"·data-group-id="8640537876-9">)</span><span·class="p">;</span><span·class="w"> |
| 258 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">mov</span><span·class="p"·data-group-id=" | 258 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">mov</span><span·class="p"·data-group-id="8640537876-10">(</span><span·class="nf">getXRef</span><span·class="p"·data-group-id="8640537876-11">(</span><span·class="mi">0</span><span·class="p"·data-group-id="8640537876-11">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RET</[·...·truncated·by·diffoscope;·len:·46,·SHA:·54aba0c81292ca9acbc378b898c1888126d86373ae239c8c2699176462920875·...·]-10">)</span><span·class="p">;</span></code></pre><p>All·combinations·of·the·<code·class="inline">Update</code>·constants·are·legal,·but·the·ones·given·to |
| 259 | <code·class="inline">emit_leave_runtime</code>·<em>must</em>·be·the·same·as·those·given·to·<code·class="inline">emit_enter_runtime</code>.</p><h2·id="tracing-and-nif-loading"·class="section-heading"> | 259 | <code·class="inline">emit_leave_runtime</code>·<em>must</em>·be·the·same·as·those·given·to·<code·class="inline">emit_enter_runtime</code>.</p><h2·id="tracing-and-nif-loading"·class="section-heading"> |
| 260 | ··<a·href="#tracing-and-nif-loading"·class="hover-link"> | 260 | ··<a·href="#tracing-and-nif-loading"·class="hover-link"> |
| 261 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 261 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 262 | ··</a> | 262 | ··</a> |
| 263 | ··<span·class="text">Tracing·and·NIF·Loading</span> | 263 | ··<span·class="text">Tracing·and·NIF·Loading</span> |
| 264 | </h2> | 264 | </h2> |
| 265 | <p>To·make·tracing·and·NIF·loading·work·there·needs·to·be·a·way·to·intercept | 265 | <p>To·make·tracing·and·NIF·loading·work·there·needs·to·be·a·way·to·intercept |
| 266 | any·function·call.·In·the·interpreter,·this·is·done·by·rewriting·the·loaded | 266 | any·function·call.·In·the·interpreter,·this·is·done·by·rewriting·the·loaded |
| 267 | BEAM·code,·but·this·is·more·complicated·in·BeamAsm·as·we·want·to·have·a·fast | 267 | BEAM·code,·but·this·is·more·complicated·in·BeamAsm·as·we·want·to·have·a·fast |
| 268 | and·compact·way·to·do·this.·This·is·solved·by·emitting·the·code·below·at·the | 268 | and·compact·way·to·do·this.·This·is·solved·by·emitting·the·code·below·at·the |
| 269 | start·of·each·function·(x86·variant·below):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">0</span><span·class="nc">x0</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">short</span><span·class="w">·</span><span·class="ss">jmp</span><span·class="w">·</span><span·class="mi">6</span><span·class="w">·</span><span·class="p"·data-group-id=" | 269 | start·of·each·function·(x86·variant·below):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">0</span><span·class="nc">x0</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">short</span><span·class="w">·</span><span·class="ss">jmp</span><span·class="w">·</span><span·class="mi">6</span><span·class="w">·</span><span·class="p"·data-group-id="7695689268-1">(</span><span·class="ss">address</span><span·class="w">·</span><span·class="mi">0</span><span·class="ss">x8</span><span·class="p"·data-group-id="7695689268-1">)</span><span·class="w"> |
| 270 | ··</span><span·class="mi">0</span><span·class="nc">x2</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nop</span><span·class="w"> | 270 | ··</span><span·class="mi">0</span><span·class="nc">x2</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nop</span><span·class="w"> |
| 271 | ··</span><span·class="mi">0</span><span·class="nc">x3</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">relative</span><span·class="w">·</span><span·class="ss">near</span><span·class="w">·</span><span·class="ss">call</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">shared</span><span·class="w">·</span><span·class="ss">breakpoint</span><span·class="w">·</span><span·class="ss">fragment</span><span·class="w"> | 271 | ··</span><span·class="mi">0</span><span·class="nc">x3</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">relative</span><span·class="w">·</span><span·class="ss">near</span><span·class="w">·</span><span·class="ss">call</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">shared</span><span·class="w">·</span><span·class="ss">breakpoint</span><span·class="w">·</span><span·class="ss">fragment</span><span·class="w"> |
| 272 | ··</span><span·class="mi">0</span><span·class="nc">x8</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">actual</span><span·class="w">·</span><span·class="ss">code</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">function</span></code></pre><p>When·code·starts·to·execute·it·will·simply·see·the·<code·class="inline">short·jmp·6</code>·instruction | 272 | ··</span><span·class="mi">0</span><span·class="nc">x8</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">actual</span><span·class="w">·</span><span·class="ss">code</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">function</span></code></pre><p>When·code·starts·to·execute·it·will·simply·see·the·<code·class="inline">short·jmp·6</code>·instruction |
| 273 | which·skips·the·prologue·and·starts·to·execute·the·code·directly.</p><p>When·we·want·to·enable·a·certain·breakpoint·we·set·the·jmp·target·to·be·1, | 273 | which·skips·the·prologue·and·starts·to·execute·the·code·directly.</p><p>When·we·want·to·enable·a·certain·breakpoint·we·set·the·jmp·target·to·be·1, |
| 274 | which·means·it·will·land·on·the·call·to·the·shared·breakpoint·fragment.·This | 274 | which·means·it·will·land·on·the·call·to·the·shared·breakpoint·fragment.·This |
| 275 | fragment·checks·the·current·<code·class="inline">breakpoint_flag</code>·stored·in·the·ErtsCodeInfo·of | 275 | fragment·checks·the·current·<code·class="inline">breakpoint_flag</code>·stored·in·the·ErtsCodeInfo·of |
| 276 | this·function,·and·then·calls·<code·class="inline">erts_call_nif_early</code>·and | 276 | this·function,·and·then·calls·<code·class="inline">erts_call_nif_early</code>·and |
| Offset 289, 31 lines modified | Offset 289, 31 lines modified | ||
| 289 | ··<span·class="text">Updating·code</span> | 289 | ··<span·class="text">Updating·code</span> |
| 290 | </h3> | 290 | </h3> |
| 291 | <p>Because·many·environments·enforce·<a·href="https://en.wikipedia.org/wiki/W%5EX"·title="">W^X</a>·it's·not·always·possible·to·write | 291 | <p>Because·many·environments·enforce·<a·href="https://en.wikipedia.org/wiki/W%5EX"·title="">W^X</a>·it's·not·always·possible·to·write |
| 292 | directly·to·the·code·pages.·Because·of·this·we·map·code·twice:·once·with·an | 292 | directly·to·the·code·pages.·Because·of·this·we·map·code·twice:·once·with·an |
| 293 | executable·page·and·once·with·a·writable·page.·Since·they're·backed·by·the | 293 | executable·page·and·once·with·a·writable·page.·Since·they're·backed·by·the |
| 294 | same·memory,·writes·to·the·writable·page·appear·magically·in·the·executable | 294 | same·memory,·writes·to·the·writable·page·appear·magically·in·the·executable |
| 295 | one.</p><p>The·<code·class="inline">erts_writable_code_ptr</code>·function·can·be·used·to·get·writable·pointers | 295 | one.</p><p>The·<code·class="inline">erts_writable_code_ptr</code>·function·can·be·used·to·get·writable·pointers |
| 296 | given·a·module·instance,·provided·that·it·has·been·unsealed·first:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">for</span><span·class="w">·</span><span·class="p"·data-group-id=" | 296 | given·a·module·instance,·provided·that·it·has·been·unsealed·first:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">for</span><span·class="w">·</span><span·class="p"·data-group-id="2963790994-1">(</span><span·class="ss">i</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">;</span><span·class="w">·</span><span·class="ss">i</span><span·class="w">·</span><span·class="o"[·...·truncated·by·diffoscope;·len:·277,·SHA:·22f21f00b69f981959c6000943aedc3f6912cb60c0ad5e070b7d2de5e4a5343d·...·]-2">{</span><span·class="w"> |
| 297 | ····</span><span·class="ss">const</span><span·class="w">·</span><span·class="n">ErtsCodeInfo</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">ci_exec</span><span·class="p">;</span><span·class="w"> | 297 | ····</span><span·class="ss">const</span><span·class="w">·</span><span·class="n">ErtsCodeInfo</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">ci_exec</span><span·class="p">;</span><span·class="w"> |
| 298 | ····</span><span·class="n">ErtsCodeInfo</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">ci_rw</span><span·class="p">;</span><span·class="w"> | 298 | ····</span><span·class="n">ErtsCodeInfo</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">ci_rw</span><span·class="p">;</span><span·class="w"> |
| 299 | ····</span><span·class="ss">void</span><span·class="w">·</span><span·class="o">*</span><span·class="ss">w_ptr</span><span·class="p">;</span><span·class="w"> | 299 | ····</span><span·class="ss">void</span><span·class="w">·</span><span·class="o">*</span><span·class="ss">w_ptr</span><span·class="p">;</span><span·class="w"> |
| 300 | ····</span><span·class="nf">erts_unseal_module</span><span·class="p"·data-group-id=" | 300 | ····</span><span·class="nf">erts_unseal_module</span><span·class="p"·data-group-id="2963790994-3">(</span><span·class="err">&</span><span·class="ss">modp</span><span·class="p">-></span><span·class="ss">curr</span><span·class="p"·data-group-id="2963790994-3">)</span><span·class="p">;</span><span·class="w"> |
| 301 | ····</span><span·class="ss">ci_exec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">code_hdr</span><span·class="p">-></span><span·class="ss">functions</span><span·class="p"·data-group-id=" | 301 | ····</span><span·class="ss">ci_exec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">code_hdr</span><span·class="p">-></span><span·class="ss">functions</span><span·class="p"·data-group-id="2963790994-4">[</span><span·class="ss">i</span><span·class="p"·data-group-id="2963790994-4">]</span><span·class="p">;</span><span·class="w"> |
| 302 | ····</span><span·class="ss">w_ptr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">erts_writable_code_ptr</span><span·class="p"·data-group-id=" | 302 | ····</span><span·class="ss">w_ptr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">erts_writable_code_ptr</span><span·class="p"·data-group-id="2963790994-5">(</span><span·class="err">&</span><span·class="ss">modp</span><span·class="p">-></span><span·class="ss">curr</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ci_exec</span><span·class="p"·data-group-id="2963790994-5">)</span><span·class="p">;</span><span·class="w"> |
| 303 | ····</span><span·class="ss">ci_rw</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 303 | ····</span><span·class="ss">ci_rw</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2963790994-6">(</span><span·class="n">ErtsCodeInfo</span><span·class="o">*</span><span·class="p"·data-group-id="2963790994-6">)</span><span·class="ss">w_ptr</span><span·class="p">;</span><span·class="w"> |
| 304 | ····</span><span·class="nf">uninstall_breakpoint</span><span·class="p"·data-group-id=" | 304 | ····</span><span·class="nf">uninstall_breakpoint</span><span·class="p"·data-group-id="2963790994-7">(</span><span·class="ss">ci_rw</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ci_exec</span><span·class="p"·data-group-id="2963790994-7">)</span><span·class="p">;</span><span·class="w"> |
| 305 | ····</span><span·class="nf">consolidate_bp_data</span><span·class="p"·data-group-id=" | 305 | ····</span><span·class="nf">consolidate_bp_data</span><span·class="p"·data-group-id="2963790994-8">(</span><span·class="ss">modp</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ci_rw</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="2963790994-8">)</span><span·class="p">;</span><span·class="w"> |
| 306 | ····</span><span·class="n">ASSERT</span><span·class="p"·data-group-id=" | 306 | ····</span><span·class="n">ASSERT</span><span·class="p"·data-group-id="2963790994-9">(</span><span·class="ss">ci_rw</span><span·class="p">-></span><span·class="ss">gen_bp</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">NULL</span><span·class="p"·data-group-id="2963790994-9">)</span><span·class="p">;</span><span·class="w"> |
| 307 | ····</span><span·class="nf">erts_seal_module</span><span·class="p"·data-group-id=" | 307 | ····</span><span·class="nf">erts_seal_module</span><span·class="p"·data-group-id="2963790994-10">(</span><span·class="err">&</span><span·class="ss">modp</span><span·class="p">-></span><span·class="ss">curr</span><span·class="p"·data-group-id="2963790994-10">)</span><span·class="p">;</span><span·class="w"> |
| 308 | </span><span·class="p"·data-group-id=" | 308 | </span><span·class="p"·data-group-id="2963790994-2">}</span></code></pre><p>Without·the·module·instance·there's·no·reliable·way·to·figure·out·the·writable |
| 309 | address·of·a·code·page,·and·we·rely·on·<em>address·space·layout·randomization</em> | 309 | address·of·a·code·page,·and·we·rely·on·<em>address·space·layout·randomization</em> |
| 310 | (ASLR)·to·make·it·difficult·to·guess.·On·some·platforms,·security·is·further | 310 | (ASLR)·to·make·it·difficult·to·guess.·On·some·platforms,·security·is·further |
| 311 | enhanced·by·protecting·the·writable·area·from·writes·until·the·module·has·been | 311 | enhanced·by·protecting·the·writable·area·from·writes·until·the·module·has·been |
| 312 | unsealed·by·<code·class="inline">erts_unseal_module</code>.</p><h3·id="export-tracing"·class="section-heading"> | 312 | unsealed·by·<code·class="inline">erts_unseal_module</code>.</p><h3·id="export-tracing"·class="section-heading"> |
| 313 | ··<a·href="#export-tracing"·class="hover-link"> | 313 | ··<a·href="#export-tracing"·class="hover-link"> |
| 314 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 314 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 315 | ··</a> | 315 | ··</a> |
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| 393 | </span><span·class="ss">perf</span><span·class="w">·</span><span·class="ss">script</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="ss">out</span><span·class="p">.</span><span·class="ss">perf</span><span·class="w"> | 393 | </span><span·class="ss">perf</span><span·class="w">·</span><span·class="ss">script</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="ss">out</span><span·class="p">.</span><span·class="ss">perf</span><span·class="w"> |
| 394 | </span><span·class="p">#</span><span·class="p">#</span><span·class="w">·</span><span·class="ss">run</span><span·class="w">·</span><span·class="ss">stackcollapse</span><span·class="w"> | 394 | </span><span·class="p">#</span><span·class="p">#</span><span·class="w">·</span><span·class="ss">run</span><span·class="w">·</span><span·class="ss">stackcollapse</span><span·class="w"> |
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| 403 | ······<p·class="built-using"> | 403 | ······<p·class="built-using"> |
| 404 | ········Built·using | 404 | ········Built·using |
| 405 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 405 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 406 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 406 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 407 | ······</p> | 407 | ······</p> |
| 408 | <p>Copyright·©·1996-202 | 408 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 409 | ····</footer> | 409 | ····</footer> |
| 410 | ··</div> | 410 | ··</div> |
| 411 | </main> | 411 | </main> |
| 412 | </div> | 412 | </div> |
| 413 | <script> | 413 | <script> |
| 414 | ··function·mermaidLoaded()·{ | 414 | ··function·mermaidLoaded()·{ |
| 415 | ····mermaid.initialize({ | 415 | ····mermaid.initialize({ |
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| 163 | only·be·done·by·one·loader·process·at·a·time.·A·second·loader·process | 163 | only·be·done·by·one·loader·process·at·a·time.·A·second·loader·process |
| 164 | trying·to·enter·finishing·phase·will·be·suspended·until·the·first | 164 | trying·to·enter·finishing·phase·will·be·suspended·until·the·first |
| 165 | loader·is·done.·This·will·only·block·the·process,·the·scheduler·is | 165 | loader·is·done.·This·will·only·block·the·process,·the·scheduler·is |
| 166 | free·to·schedule·other·work·while·the·second·loader·is·waiting.·(See | 166 | free·to·schedule·other·work·while·the·second·loader·is·waiting.·(See |
| 167 | <code·class="inline">erts_try_seize_code_load_permission</code>·and | 167 | <code·class="inline">erts_try_seize_code_load_permission</code>·and |
| 168 | <code·class="inline">erts_release_code_load_permission</code>).</p><p>The·ability·to·prepare·several·modules·in·parallel·is·not·currently | 168 | <code·class="inline">erts_release_code_load_permission</code>).</p><p>The·ability·to·prepare·several·modules·in·parallel·is·not·currently |
| 169 | used·as·almost·all·code·loading·is·serialized·by·the·code_server | 169 | used·as·almost·all·code·loading·is·serialized·by·the·code_server |
| 170 | process.·The·BIF·interface·is·however·prepared·for·this.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">prepare_loading</span><span·class="p"·data-group-id="6352530384-1">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Code</span><span·class="p"·data-group-id="6352530384-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">LoaderState</span><span·class="w"> | ||
| 171 | 170 | process.·The·BIF·interface·is·however·prepared·for·this.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">prepare_loading</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·306,·SHA:·42bd8e6e23e3044b7f3f401849b90797717db070c662613cfe73249f04fb5115·...·] | |
| 171 | ··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">finish_loading</span><span·class="p"·data-group-id="2047673452-2">(</span><span·class="p"·data-group-id="2047673452-3">[</span><span·class="n">LoaderState</span><span·class="p"·data-group-id="2047673452-3">]</span><span·class="p"·data-group-id="2047673452-2">)</span></code></pre><p>The·idea·is·that·<code·class="inline">prepare_loading</code>·could·be·called·in·parallel·for | ||
| 172 | different·modules·and·returns·a·"magic·binary"·containing·the·internal | 172 | different·modules·and·returns·a·"magic·binary"·containing·the·internal |
| 173 | state·of·each·prepared·module.·Function·<code·class="inline">finish_loading</code>·could·take·a | 173 | state·of·each·prepared·module.·Function·<code·class="inline">finish_loading</code>·could·take·a |
| 174 | list·of·such·states·and·do·the·finishing·of·all·of·them·in·one·go.</p><p>Currently·we·use·the·legacy·BIF·<code·class="inline">erlang:load_module</code>·which·is·now | 174 | list·of·such·states·and·do·the·finishing·of·all·of·them·in·one·go.</p><p>Currently·we·use·the·legacy·BIF·<code·class="inline">erlang:load_module</code>·which·is·now |
| 175 | implemented·in·Erlang·by·calling·the·above·two·functions·in | 175 | implemented·in·Erlang·by·calling·the·above·two·functions·in |
| 176 | sequence.·Function·<code·class="inline">finish_loading</code>·is·limited·to·only·accepts·a·list | 176 | sequence.·Function·<code·class="inline">finish_loading</code>·is·limited·to·only·accepts·a·list |
| 177 | with·one·module·state·as·we·do·not·yet·use·the·multi·module·loading | 177 | with·one·module·state·as·we·do·not·yet·use·the·multi·module·loading |
| 178 | feature.</p><h2·id="the-finishing-sequence"·class="section-heading"> | 178 | feature.</p><h2·id="the-finishing-sequence"·class="section-heading"> |
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| 315 | ······<p·class="built-using"> | 315 | ······<p·class="built-using"> |
| 316 | ········Built·using | 316 | ········Built·using |
| 317 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 317 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 318 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 318 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 319 | ······</p> | 319 | ······</p> |
| 320 | <p>Copyright·©·1996-202 | 320 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 321 | ····</footer> | 321 | ····</footer> |
| 322 | ··</div> | 322 | ··</div> |
| 323 | </main> | 323 | </main> |
| 324 | </div> | 324 | </div> |
| 325 | <script> | 325 | <script> |
| 326 | ··function·mermaidLoaded()·{ | 326 | ··function·mermaidLoaded()·{ |
| 327 | ····mermaid.initialize({ | 327 | ····mermaid.initialize({ |
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| 198 | ······<p·class="built-using"> | 198 | ······<p·class="built-using"> |
| 199 | ········Built·using | 199 | ········Built·using |
| 200 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 200 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 201 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 201 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 202 | ······</p> | 202 | ······</p> |
| 203 | <p>Copyright·©·1996-202 | 203 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 204 | ····</footer> | 204 | ····</footer> |
| 205 | ··</div> | 205 | ··</div> |
| 206 | </main> | 206 | </main> |
| 207 | </div> | 207 | </div> |
| 208 | <script> | 208 | <script> |
| 209 | ··function·mermaidLoaded()·{ | 209 | ··function·mermaidLoaded()·{ |
| 210 | ····mermaid.initialize({ | 210 | ····mermaid.initialize({ |
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| 495 | ······<p·class="built-using"> | 495 | ······<p·class="built-using"> |
| 496 | ········Built·using | 496 | ········Built·using |
| 497 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 497 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 498 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 498 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 499 | ······</p> | 499 | ······</p> |
| 500 | <p>Copyright·©·1996-202 | 500 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 501 | ····</footer> | 501 | ····</footer> |
| 502 | ··</div> | 502 | ··</div> |
| 503 | </main> | 503 | </main> |
| 504 | </div> | 504 | </div> |
| 505 | <script> | 505 | <script> |
| 506 | ··function·mermaidLoaded()·{ | 506 | ··function·mermaidLoaded()·{ |
| 507 | ····mermaid.initialize({ | 507 | ····mermaid.initialize({ |
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| 216 | ······<p·class="built-using"> | 216 | ······<p·class="built-using"> |
| 217 | ········Built·using | 217 | ········Built·using |
| 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 220 | ······</p> | 220 | ······</p> |
| 221 | <p>Copyright·©·1996-202 | 221 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 222 | ····</footer> | 222 | ····</footer> |
| 223 | ··</div> | 223 | ··</div> |
| 224 | </main> | 224 | </main> |
| 225 | </div> | 225 | </div> |
| 226 | <script> | 226 | <script> |
| 227 | ··function·mermaidLoaded()·{ | 227 | ··function·mermaidLoaded()·{ |
| 228 | ····mermaid.initialize({ | 228 | ····mermaid.initialize({ |
| Offset 401, 21 lines modified | Offset 401, 21 lines modified | ||
| 401 | <a·href="erlang.html#put/2"><code·class="inline">put/2</code></a>·and·<a·href="erlang.html#get/1"><code·class="inline">get/1</code></a>·thing)·is·non-empty.</p><p>The·raw·memory·information·can·be·decoded·by·the·Crashdump·Viewer·tool.·You·can | 401 | <a·href="erlang.html#put/2"><code·class="inline">put/2</code></a>·and·<a·href="erlang.html#get/1"><code·class="inline">get/1</code></a>·thing)·is·non-empty.</p><p>The·raw·memory·information·can·be·decoded·by·the·Crashdump·Viewer·tool.·You·can |
| 402 | then·see·the·stack·dump,·the·message·queue·(if·any),·and·the·dictionary·(if | 402 | then·see·the·stack·dump,·the·message·queue·(if·any),·and·the·dictionary·(if |
| 403 | any).</p><p>The·stack·dump·is·a·dump·of·the·Erlang·process·stack.·Most·of·the·live·data | 403 | any).</p><p>The·stack·dump·is·a·dump·of·the·Erlang·process·stack.·Most·of·the·live·data |
| 404 | (that·is,·variables·currently·in·use)·are·placed·on·the·stack;·thus·this·can·be | 404 | (that·is,·variables·currently·in·use)·are·placed·on·the·stack;·thus·this·can·be |
| 405 | interesting.·One·has·to·"guess"·what·is·what,·but·as·the·information·is | 405 | interesting.·One·has·to·"guess"·what·is·what,·but·as·the·information·is |
| 406 | symbolic,·thorough·reading·of·this·information·can·be·useful.·As·an·example,·we | 406 | symbolic,·thorough·reading·of·this·information·can·be·useful.·As·an·example,·we |
| 407 | can·find·the·state·variable·of·the·Erlang·primitive·loader·online·<code·class="inline">(5)</code>·and | 407 | can·find·the·state·variable·of·the·Erlang·primitive·loader·online·<code·class="inline">(5)</code>·and |
| 408 | <code·class="inline">(6)</code>·in·the·following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7 | 408 | <code·class="inline">(6)</code>·in·the·following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0732485077-1">(</span><span·class="mi">1</span><span·class="p"·data-group-id="0732485077-1">)</span><span·class="w">··</span><span·class="mi">3</span><span·class="ss">cac44</span><span·class="w">···</span><span·class="n">Return</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·426,·SHA:·e319959faabd2f1169bbf38d5135153a1e9d69c982c9eeb543171917135058f1·...·]-2">)</span><span·class="w"> |
| 409 | </span><span·class="p"·data-group-id="7256954743-3">(</span><span·class="mi">2</span><span·class="p"·data-group-id="7256954743-3">)</span><span·class="w">··</span><span·class="nf">y</span><span·class="p"·data-group-id="7256954743-4">(</span><span·class="mi">0</span><span·class="p"·data-group-id="7256954743-4">)</span><span·class="w">·····</span><span·class="p"·data-group-id="7256954743-5">[</span><span·class="s">"/view/siri_r10_dev/clearcase/otp/erts/lib/kernel/ebin"</span><span·class="p">,</span><span·class="w"> | ||
| 410 | </span><span·class="p"·data-group-id="7 | 409 | </span><span·class="p"·data-group-id="0732485077-3">(</span><span·class="mi">2</span><span·class="p"·data-group-id="0732485077-3">)</span><span·class="w">··</span><span·class="nf">y</span><span·class="p"·data-group-id="0732485077-4">(</span><span·class="mi">0</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·211,·SHA:·6fc75349636b7eb4a416901330eac44f747bd1c9265fbd897b4fc18dcf344951·...·]</span><span·class="w"> |
| 410 | </span><span·class="p"·data-group-id="0732485077-6">(</span><span·class="mi">3</span><span·class="p"·data-group-id="0732485077-6">)</span><span·class="w">············</span><span·class="s">"/view/siri_r10_dev/clearcase/otp/erts/lib/stdlib/ebin"</span><span·class="p"·data-group-id="0732485077-5">]</span><span·class="w"> | ||
| 411 | </span><span·class="p"·data-group-id="7 | 411 | </span><span·class="p"·data-group-id="0732485077-7">(</span><span·class="mi">4</span><span·class="p"·data-group-id="0732485077-7">)</span><span·class="w">··</span><span·class="nf">y</span><span·class="p"·data-group-id="0732485077-8">(</span><span·class="mi">1</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·9712234b153508e9648831630f5be5792c4b72dec70a0cb11af3c811ed2d1f57·...·]-8">)</span><span·class="w">·····</span><span·class="o"><</span><span·class="mf">0.1</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> |
| 412 | </span><span·class="p"·data-group-id="7 | 412 | </span><span·class="p"·data-group-id="0732485077-9">(</span><span·class="mi">5</span><span·class="p"·data-group-id="0732485077-9">)</span><span·class="w">··</span><span·class="nf">y</span><span·class="p"·data-group-id="0732485077-10">(</span><span·class="mi">2</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·257,·SHA:·f18c253592fd85659e54944dd936ef68d609652189be0bb65ccd967bd0773c9d·...·]-12">]</span><span·class="p">,</span><span·class="ss">none</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_prim_loader</span><span·class="p">.</span><span·class="mf">6.7085890</span><span·class="o">></span><span·class="p">,</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_prim_loader</span><span·class="p">.</span><span·class="mf">7.9000327</span><span·class="o">></span><span·class="p">,</span><span·class="w"> |
| 413 | </span><span·class="p"·data-group-id="7 | 413 | </span><span·class="p"·data-group-id="0732485077-13">(</span><span·class="mi">6</span><span·class="p"·data-group-id="0732485077-13">)</span><span·class="w">············</span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_prim_loader</span><sp[·...·truncated·by·diffoscope;·len:·561,·SHA:·8b04b5ccfbb9ce95946c784858afb8aec736d756ba58aaa6625f047c856d7bb9·...·]-11">}</span><span·class="w"> |
| 414 | </span><span·class="p"·data-group-id="7 | 414 | </span><span·class="p"·data-group-id="0732485077-14">(</span><span·class="mi">7</span><span·class="p"·data-group-id="0732485077-14">)</span><span·class="w">··</span><span·class="nf">y</span><span·class="p"·data-group-id="0732485077-15">(</span><span·class="mi">3</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·d69884033cbfbcbd37ec3ec8647633b8a52cfc9adf98c045ec6ea0c94979d1d1·...·]-15">)</span><span·class="w">·····</span><span·class="ss">infinity</span></code></pre><p>When·interpreting·the·data·for·a·process,·it·is·helpful·to·know·that·anonymous |
| 415 | function·objects·(funs)·are·given·the·following:</p><ul><li>A·name·constructed·from·the·name·of·the·function·in·which·they·are·created</li><li>A·number·(starting·with·0)·indicating·the·number·of·that·fun·within·that | 415 | function·objects·(funs)·are·given·the·following:</p><ul><li>A·name·constructed·from·the·name·of·the·function·in·which·they·are·created</li><li>A·number·(starting·with·0)·indicating·the·number·of·that·fun·within·that |
| 416 | function</li></ul><h2·id="atoms"·class="section-heading"> | 416 | function</li></ul><h2·id="atoms"·class="section-heading"> |
| 417 | ··<a·href="#atoms"·class="hover-link"> | 417 | ··<a·href="#atoms"·class="hover-link"> |
| 418 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 418 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 419 | ··</a> | 419 | ··</a> |
| 420 | ··<span·class="text">Atoms</span> | 420 | ··<span·class="text">Atoms</span> |
| 421 | </h2> | 421 | </h2> |
| Offset 473, 15 lines modified | Offset 473, 15 lines modified | ||
| 473 | ······<p·class="built-using"> | 473 | ······<p·class="built-using"> |
| 474 | ········Built·using | 474 | ········Built·using |
| 475 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 475 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 476 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 476 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 477 | ······</p> | 477 | ······</p> |
| 478 | <p>Copyright·©·1996-202 | 478 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 479 | ····</footer> | 479 | ····</footer> |
| 480 | ··</div> | 480 | ··</div> |
| 481 | </main> | 481 | </main> |
| 482 | </div> | 482 | </div> |
| 483 | <script> | 483 | <script> |
| 484 | ··function·mermaidLoaded()·{ | 484 | ··function·mermaidLoaded()·{ |
| 485 | ····mermaid.initialize({ | 485 | ····mermaid.initialize({ |
| Offset 338, 15 lines modified | Offset 338, 15 lines modified | ||
| 338 | ······<p·class="built-using"> | 338 | ······<p·class="built-using"> |
| 339 | ········Built·using | 339 | ········Built·using |
| 340 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 340 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 341 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 341 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 342 | ······</p> | 342 | ······</p> |
| 343 | <p>Copyright·©·1996-202 | 343 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 344 | ····</footer> | 344 | ····</footer> |
| 345 | ··</div> | 345 | ··</div> |
| 346 | </main> | 346 | </main> |
| 347 | </div> | 347 | </div> |
| 348 | <script> | 348 | <script> |
| 349 | ··function·mermaidLoaded()·{ | 349 | ··function·mermaidLoaded()·{ |
| 350 | ····mermaid.initialize({ | 350 | ····mermaid.initialize({ |
| Offset 364, 41 lines modified | Offset 364, 41 lines modified | ||
| 364 | <p>Before·a·driver·can·be·called·from·Erlang,·it·must·be·loaded·and·opened.·Loading | 364 | <p>Before·a·driver·can·be·called·from·Erlang,·it·must·be·loaded·and·opened.·Loading |
| 365 | is·done·using·the·<a·href="../../../lib/kernel-10.2.2/doc/html/erl_ddll.html"><code·class="inline">erl_ddll</code></a>·module·(the·<a·href="../../../lib/kernel-10.2.2/doc/html/erl_ddll.html"><code·class="inline">erl_ddll</code></a>·driver·that·loads·dynamic | 365 | is·done·using·the·<a·href="../../../lib/kernel-10.2.2/doc/html/erl_ddll.html"><code·class="inline">erl_ddll</code></a>·module·(the·<a·href="../../../lib/kernel-10.2.2/doc/html/erl_ddll.html"><code·class="inline">erl_ddll</code></a>·driver·that·loads·dynamic |
| 366 | driver·is·actually·a·driver·itself).·If·loading·is·successful,·the·port·can·be | 366 | driver·is·actually·a·driver·itself).·If·loading·is·successful,·the·port·can·be |
| 367 | opened·with·<a·href="erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>.·The·port·name·must·match·the·name·of | 367 | opened·with·<a·href="erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>.·The·port·name·must·match·the·name·of |
| 368 | the·shared·library·and·the·name·in·the·driver·entry·structure.</p><p>When·the·port·has·been·opened,·the·driver·can·be·called.·In·the·<code·class="inline">pg_sync</code> | 368 | the·shared·library·and·the·name·in·the·driver·entry·structure.</p><p>When·the·port·has·been·opened,·the·driver·can·be·called.·In·the·<code·class="inline">pg_sync</code> |
| 369 | example,·we·do·not·have·any·data·from·the·port,·only·the·return·value·from·the | 369 | example,·we·do·not·have·any·data·from·the·port,·only·the·return·value·from·the |
| 370 | <a·href="erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>.</p><p>The·following·code·is·the·Erlang·part·of·the·synchronous·postgres·driver, | 370 | <a·href="erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>.</p><p>The·following·code·is·the·Erlang·part·of·the·synchronous·postgres·driver, |
| 371 | <code·class="inline">pg_sync.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9 | 371 | <code·class="inline">pg_sync.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9439652675-1">(</span><span·class="ss">pg_sync</span><span·class="p"·data-group-id="9439652675-1">)</span><span·class="p">.</span><span·class="w"> |
| 372 | </span><span·class="w"> | 372 | </span><span·class="w"> |
| 373 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9 | 373 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9439652675-2">(</span><span·class="n">DRV_CONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="9439652675-2">)</span><span·class="p">.</span><span·class="w"> |
| 374 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9 | 374 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9439652675-3">(</span><span·class="n">DRV_DISCONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="9439652675-3">)</span><span·class="p">.</span><span·class="w"> |
| 375 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9 | 375 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9439652675-4">(</span><span·class="n">DRV_SELECT</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">3</span><span·class="p"·data-group-id="9439652675-4">)</span><span·class="p">.</span><span·class="w"> |
| 376 | </span><span·class="w"> | 376 | </span><span·class="w"> |
| 377 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9 | 377 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9439652675-5">(</span><span·class="p"·data-group-id="9439652675-6">[</span><span·class="ss">connect</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">disconnect</span><span·class="p">/</s[·...·truncated·by·diffoscope;·len:·250,·SHA:·9743e9b9b6cd763d3fa3700126dc37c66221a0c242ecc94b58a55f147ae51aa1·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 378 | </span><span·class="nf">connect</span><span·class="p"·data-group-id="9 | 378 | </span><span·class="nf">connect</span><span·class="p"·data-group-id="9439652675-7">(</span><span·class="n">ConnectStr</span><span·class="p"·data-group-id="9439652675-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 379 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id="9 | 379 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id="9439652675-8">(</span><span·class="s">"."</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"pg_sync"</span><span·class="p"·data-group-id="9439652675-8">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 380 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 380 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 381 | ········</span><span·class="p"·data-group-id="9 | 381 | ········</span><span·class="p"·data-group-id="9439652675-9">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">already_loaded</span><span·class="p"·data-group-id="9439652675-9">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 382 | ········</span><span·class="n">E</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id="9 | 382 | ········</span><span·class="n">E</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id="9439652675-10">(</span><span·class="p"·data-group-id="9439652675-11">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="p"·data-group-id="9439652675-11">}</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·fd91756415167fdd2c1290b11cff91478dd8c6a6213b90d03e085b50cf2ee458·...·]-10">)</span><span·class="w"> |
| 383 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 383 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 384 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="9833642194-12">(</span><span·class="p"·data-group-id="9833642194-13">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p"·data-group-id="9833642194-13">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9833642194-14">[</span><span·class="p"·data-group-id="9833642194-14">]</span><span·class="p"·data-group-id="9833642194-12">)</span><span·class="p">,</span><span·class="w"> | ||
| 385 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="9833642194-15">(</span><span·class="nf">port_control</span><span·class="p"·data-group-id="9833642194-16">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">DRV_CONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ConnectStr</span><span·class="p"·data-group-id="9833642194-16">)</span><span·class="p"·data-group-id="9833642194-15">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | ||
| 386 | ···· | 384 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="9439652675-12">(</span><span·class="p"·data-group-id="9439652675-13">{</span><span·cla[·...·truncated·by·diffoscope;·len:·402,·SHA:·3d8b9ecda5e19c7af104f1a3bbe5b2f4dd5cbed27d84d1d12cdeda30f17512c9·...·]</span><span·class="w"> |
| 385 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="9439652675-15">(</span><span·class="nf">port_control</span><span·class="p"·data-group-id="9439652675-16">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">DRV_CONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ConnectStr</span><span·class="p"·data-group-id="9439652675-16">)</span><span·class="p"·data-group-id="9439652675-15">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | ||
| 386 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="9439652675-17">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="9439652675-17">}</span><span·class="p">;</span><span·class="w"> | ||
| 387 | ········</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Error</span><span·class="w"> | 387 | ········</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Error</span><span·class="w"> |
| 388 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 388 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 389 | </span><span·class="nf">disconnect</span><span·class="p"·data-group-id="9 | 389 | </span><span·class="nf">disconnect</span><span·class="p"·data-group-id="9439652675-18">(</span><span·class="n">Port</span><span·class="p"·data-group-id="9439652675-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 390 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="9 | 390 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="9439652675-19">(</span><span·class="nf">port_control</span><span·class="p"·data-group-id="9439652675-20">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">DRV_DISCONNECT</span><span·cl[·...·truncated·by·diffoscope;·len:·170,·SHA:·d510126650c5b576845b5114bbe785ae82dc840c54ca61a9b9d0a941916d2c1c·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 391 | ····</span><span·class="nf">port_close</span><span·class="p"·data-group-id="9 | 391 | ····</span><span·class="nf">port_close</span><span·class="p"·data-group-id="9439652675-21">(</span><span·class="n">Port</span><span·class="p"·data-group-id="9439652675-21">)</span><span·class="p">,</span><span·class="w"> |
| 392 | ····</span><span·class="n">R</span><span·class="p">.</span><span·class="w"> | 392 | ····</span><span·class="n">R</span><span·class="p">.</span><span·class="w"> |
| 393 | </span><span·class="nf">select</span><span·class="p"·data-group-id="9 | 393 | </span><span·class="nf">select</span><span·class="p"·data-group-id="9439652675-22">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Query</span><span·class="p"·data-group-id="9439652675-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 394 | ····</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="9 | 394 | ····</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="9439652675-23">(</span><span·class="nf">port_control</span><span·class="p"·data-group-id="9439652675-24">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">DRV_SELECT</span><span·class=[·...·truncated·by·diffoscope;·len:·159,·SHA:·825a6cf7928a9de3f24d701b47f11fc3ff7fcb0350da4fc347dbe9663b99ec2c·...·]-23">)</span><span·class="p">.</span></code></pre><p>The·API·is·simple:</p><ul><li><code·class="inline">connect/1</code>·loads·the·driver,·opens·it,·and·logs·on·to·the·database,·returning |
| 395 | the·Erlang·port·if·successful.</li><li><code·class="inline">select/2</code>·sends·a·query·to·the·driver·and·returns·the·result.</li><li><code·class="inline">disconnect/1</code>·closes·the·database·connection·and·the·driver.·(However,·it | 395 | the·Erlang·port·if·successful.</li><li><code·class="inline">select/2</code>·sends·a·query·to·the·driver·and·returns·the·result.</li><li><code·class="inline">disconnect/1</code>·closes·the·database·connection·and·the·driver.·(However,·it |
| 396 | does·not·unload·it.)</li></ul><p>The·connection·string·is·to·be·a·connection·string·for·postgres.</p><p>The·driver·is·loaded·with·<a·href="../../../lib/kernel-10.2.2/doc/html/erl_ddll.html#load_driver/2"><code·class="inline">erl_ddll:load_driver/2</code></a>.·If·this·is·successful,·or·if | 396 | does·not·unload·it.)</li></ul><p>The·connection·string·is·to·be·a·connection·string·for·postgres.</p><p>The·driver·is·loaded·with·<a·href="../../../lib/kernel-10.2.2/doc/html/erl_ddll.html#load_driver/2"><code·class="inline">erl_ddll:load_driver/2</code></a>.·If·this·is·successful,·or·if |
| 397 | it·is·already·loaded,·it·is·opened.·This·will·call·the·<code·class="inline">start</code>·function·in·the | 397 | it·is·already·loaded,·it·is·opened.·This·will·call·the·<code·class="inline">start</code>·function·in·the |
| 398 | driver.</p><p>We·use·the·<a·href="erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>·function·for·all·calls·into·the | 398 | driver.</p><p>We·use·the·<a·href="erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>·function·for·all·calls·into·the |
| 399 | driver.·The·result·from·the·driver·is·returned·immediately·and·converted·to | 399 | driver.·The·result·from·the·driver·is·returned·immediately·and·converted·to |
| 400 | terms·by·calling·<a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>.·(We·trust·that·the | 400 | terms·by·calling·<a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>.·(We·trust·that·the |
| 401 | terms·returned·from·the·driver·are·well-formed,·otherwise·the·<a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a> | 401 | terms·returned·from·the·driver·are·well-formed,·otherwise·the·<a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a> |
| Offset 536, 51 lines modified | Offset 536, 51 lines modified | ||
| 536 | successful,·or·error·if·it·is·not.·If·the·connection·is·not·yet·established,·we | 536 | successful,·or·error·if·it·is·not.·If·the·connection·is·not·yet·established,·we |
| 537 | simply·return;·<code·class="inline">ready_io</code>·is·called·again.</p><p>If·we·have·a·result·from·a·connect,·indicated·by·having·data·in·the·<code·class="inline">x</code>·buffer, | 537 | simply·return;·<code·class="inline">ready_io</code>·is·called·again.</p><p>If·we·have·a·result·from·a·connect,·indicated·by·having·data·in·the·<code·class="inline">x</code>·buffer, |
| 538 | we·no·longer·need·to·select·on·output·(<a·href="../../../erts-15.2.2/doc/html/driver_entry.html#ready_output"·title=""><code·class="inline">ready_output</code></a>),·so·we·remove·this·by | 538 | we·no·longer·need·to·select·on·output·(<a·href="../../../erts-15.2.2/doc/html/driver_entry.html#ready_output"·title=""><code·class="inline">ready_output</code></a>),·so·we·remove·this·by |
| 539 | calling·<a·href="../../../erts-15.2.2/doc/html/erl_driver.html#driver_select"·title=""><code·class="inline">driver_select</code></a>.</p><p>If·we·are·not·connecting,·we·wait·for·results·from·a·<code·class="inline">PQsendQuery</code>,·so·we·get | 539 | calling·<a·href="../../../erts-15.2.2/doc/html/erl_driver.html#driver_select"·title=""><code·class="inline">driver_select</code></a>.</p><p>If·we·are·not·connecting,·we·wait·for·results·from·a·<code·class="inline">PQsendQuery</code>,·so·we·get |
| 540 | the·result·and·return·it.·The·encoding·is·done·with·the·same·functions·as·in·the | 540 | the·result·and·return·it.·The·encoding·is·done·with·the·same·functions·as·in·the |
| 541 | earlier·example.</p><p>Error·handling·is·to·be·added·here,·for·example,·checking·that·the·socket·is | 541 | earlier·example.</p><p>Error·handling·is·to·be·added·here,·for·example,·checking·that·the·socket·is |
| 542 | still·open,·but·this·is·only·a·simple·example.</p><p>The·Erlang·part·of·the·asynchronous·driver·consists·of·the·sample·file | 542 | still·open,·but·this·is·only·a·simple·example.</p><p>The·Erlang·part·of·the·asynchronous·driver·consists·of·the·sample·file |
| 543 | <code·class="inline">pg_async.erl</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0 | 543 | <code·class="inline">pg_async.erl</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0301316889-1">(</span><span·class="ss">pg_async</span><span·class="p"·data-group-id="0301316889-1">)</span><span·class="p">.</span><span·class="w"> |
| 544 | </span><span·class="w"> | 544 | </span><span·class="w"> |
| 545 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0 | 545 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0301316889-2">(</span><span·class="n">DRV_CONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="sc">$C</span><span·class="p"·data-group-id="0301316889-2">)</span><span·class="p">.</span><span·class="w"> |
| 546 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0 | 546 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0301316889-3">(</span><span·class="n">DRV_DISCONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="sc">$D</span><span·class="p"·data-group-id="0301316889-3">)</span><span·class="p">.</span><span·class="w"> |
| 547 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0 | 547 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0301316889-4">(</span><span·class="n">DRV_SELECT</span><span·class="p">,</span><span·class="w">·</span><span·class="sc">$S</span><span·class="p"·data-group-id="0301316889-4">)</span><span·class="p">.</span><span·class="w"> |
| 548 | </span><span·class="w"> | 548 | </span><span·class="w"> |
| 549 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0 | 549 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0301316889-5">(</span><span·class="p"·data-group-id="0301316889-6">[</span><span·class="ss">connect</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">disconnect</span><span·class="p">/</s[·...·truncated·by·diffoscope;·len:·250,·SHA:·052f21d9b03d3775dd0278301234e503f1401ae71d946796715b16058dc7bdbd·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 550 | </span><span·class="nf">connect</span><span·class="p"·data-group-id="0 | 550 | </span><span·class="nf">connect</span><span·class="p"·data-group-id="0301316889-7">(</span><span·class="n">ConnectStr</span><span·class="p"·data-group-id="0301316889-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 551 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id="0 | 551 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id="0301316889-8">(</span><span·class="s">"."</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"pg_async"</span><span·class="p"·data-group-id="0301316889-8">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 552 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 552 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 553 | ········</span><span·class="p"·data-group-id="0 | 553 | ········</span><span·class="p"·data-group-id="0301316889-9">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">already_loaded</span><span·class="p"·data-group-id="0301316889-9">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 554 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id="0 | 554 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id="0301316889-10">(</span><span·class="p"·data-group-id="0301316889-11">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">could_not_load_driver</span><span·class="p"·data-group-id="0301316889-11">}</span><spa[·...·truncated·by·diffoscope;·len:·37,·SHA:·6fae969cb86e7c46d86747456509b141fc95fe5a16c6906683198bba620f1037·...·]-10">)</span><span·class="w"> |
| 555 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 555 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 556 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="0 | 556 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="0301316889-12">(</span><span·class="p"·data-group-id="0301316889-13">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p"·data-group-id="0301316889-13">}</s[·...·truncated·by·diffoscope;·len:·231,·SHA:·c329894409bba99e5e828a896ab26b6bb3d0fb81ebbe88bae07ebc7609c61497·...·]-12">)</span><span·class="p">,</span><span·class="w"> |
| 557 | ····</span><span·class="nf">port_control</span><span·class="p"·data-group-id="0 | 557 | ····</span><span·class="nf">port_control</span><span·class="p"·data-group-id="0301316889-15">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">DRV_CONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ConnectStr</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·8eab299607b9715b9e1106e73a2f4b0f5fe2d7cb5ed40dd4d6e886fd0343e28f·...·]-15">)</span><span·class="p">,</span><span·class="w"> |
| 558 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">return_port_data</span><span·class="p"·data-group-id="0 | 558 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">return_port_data</span><span·class="p"·data-group-id="0301316889-16">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0301316889-16">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 559 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 559 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 560 | ············</span><span·class="p"·data-group-id="0 | 560 | ············</span><span·class="p"·data-group-id="0301316889-17">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="0301316889-17">}</span><span·class="p">;</span><span·class="w"> |
| 561 | ········</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 561 | ········</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 562 | ············</span><span·class="n">Error</span><span·class="w"> | 562 | ············</span><span·class="n">Error</span><span·class="w"> |
| 563 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 563 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 564 | </span><span·class="nf">disconnect</span><span·class="p"·data-group-id="0 | 564 | </span><span·class="nf">disconnect</span><span·class="p"·data-group-id="0301316889-18">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0301316889-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 565 | ····</span><span·class="nf">port_control</span><span·class="p"·data-group-id="0 | 565 | ····</span><span·class="nf">port_control</span><span·class="p"·data-group-id="0301316889-19">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">DRV_DISCONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="s">""</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·e2f1df817f3b5c2ed397ce2ade4e741fa4c91e4b2030cee4e703432399402387·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 566 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">return_port_data</span><span·class="p"·data-group-id="0993645835-20">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0993645835-20">)</span><span·class="p">,</span><span·class="w"> | ||
| 567 | ····</span><span·class="n | 566 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">return_port_data</span><span·class="p"·data-group-id="0301316889-20">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0301316889-20">)</span><span·class="p">,</span><span·class="w"> |
| 567 | ····</span><span·class="nf">port_close</span><span·class="p"·data-group-id="0301316889-21">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0301316889-21">)</span><span·class="p">,</span><span·class="w"> | ||
| 568 | ····</span><span·class="n">R</span><span·class="p">.</span><span·class="w"> | 568 | ····</span><span·class="n">R</span><span·class="p">.</span><span·class="w"> |
| 569 | </span><span·class="nf">select</span><span·class="p"·data-group-id="0 | 569 | </span><span·class="nf">select</span><span·class="p"·data-group-id="0301316889-22">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Query</span><span·class="p"·data-group-id="0301316889-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 570 | ····</span><span·class="nf">port_control</span><span·class="p"·data-group-id="0 | 570 | ····</span><span·class="nf">port_control</span><span·class="p"·data-group-id="0301316889-23">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">DRV_SELECT</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Query</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·5c8ed03a01cb7236cdc3395288ab4481ec0813fca6c641c51433156bcea0d68e·...·]-23">)</span><span·class="p">,</span><span·class="w"> |
| 571 | ····</span><span·class="nf">return_port_data</span><span·class="p"·data-group-id="0 | 571 | ····</span><span·class="nf">return_port_data</span><span·class="p"·data-group-id="0301316889-24">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0301316889-24">)</span><span·class="p">.</span><span·class="w"> |
| 572 | </span><span·class="nf">return_port_data</span><span·class="p"·data-group-id="0 | 572 | </span><span·class="nf">return_port_data</span><span·class="p"·data-group-id="0301316889-25">(</span><span·class="n">Port</span><span·class="p"·data-group-id="0301316889-25">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 573 | ····</span><span·class="k">receive</span><span·class="w"> | 573 | ····</span><span·class="k">receive</span><span·class="w"> |
| 574 | ········</span><span·class="p"·data-group-id="0 | 574 | ········</span><span·class="p"·data-group-id="0301316889-26">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0301316889-27">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><s[·...·truncated·by·diffoscope;·len:·93,·SHA:·80ddee93d6001027f78c0ecd6d5a2eba792c757e617eba4a3f24ce09ec185678·...·]-26">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 575 | ············</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="0 | 575 | ············</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="0301316889-28">(</span><span·class="n">Data</span><span·class="p"·data-group-id="0301316889-28">)</span><span·class="w"> |
| 576 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·Erlang·code·is·slightly·different,·as·we·do·not·return·the·result | 576 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·Erlang·code·is·slightly·different,·as·we·do·not·return·the·result |
| 577 | synchronously·from·<a·href="erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>,·instead·we·get·it·from·<a·href="../../../erts-15.2.2/doc/html/erl_driver.html#driver_output"·title=""><code·class="inline">driver_output</code></a>·as | 577 | synchronously·from·<a·href="erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>,·instead·we·get·it·from·<a·href="../../../erts-15.2.2/doc/html/erl_driver.html#driver_output"·title=""><code·class="inline">driver_output</code></a>·as |
| 578 | data·in·the·message·queue.·The·function·<code·class="inline">return_port_data</code>·above·receives·data | 578 | data·in·the·message·queue.·The·function·<code·class="inline">return_port_data</code>·above·receives·data |
| 579 | from·the·port.·As·the·data·is·in·binary·format,·we·use | 579 | from·the·port.·As·the·data·is·in·binary·format,·we·use |
| 580 | <a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>·to·convert·it·to·an·Erlang·term.·Notice | 580 | <a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>·to·convert·it·to·an·Erlang·term.·Notice |
| 581 | that·the·driver·is·opened·in·binary·mode·(<a·href="erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>·is | 581 | that·the·driver·is·opened·in·binary·mode·(<a·href="erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>·is |
| 582 | called·with·option·<code·class="inline">[binary]</code>).·This·means·that·data·sent·from·the·driver·to·the | 582 | called·with·option·<code·class="inline">[binary]</code>).·This·means·that·data·sent·from·the·driver·to·the |
| Offset 677, 59 lines modified | Offset 677, 59 lines modified | ||
| 677 | ····*rp++·=·ERL_DRV_LIST; | 677 | ····*rp++·=·ERL_DRV_LIST; |
| 678 | ····*rp++·=·n+1; | 678 | ····*rp++·=·n+1; |
| 679 | ····driver_output_term(port,·result,·result_n); | 679 | ····driver_output_term(port,·result,·result_n); |
| 680 | ····delete[]·result; | 680 | ····delete[]·result; |
| 681 | ····delete·d; | 681 | ····delete·d; |
| 682 | }</code></pre><p>This·driver·is·called·like·the·others·from·Erlang.·However,·as·we·use | 682 | }</code></pre><p>This·driver·is·called·like·the·others·from·Erlang.·However,·as·we·use |
| 683 | <a·href="../../../erts-15.2.2/doc/html/erl_driver.html#driver_output_term"·title=""><code·class="inline">driver_output_term</code></a>,·there·is·no·need·to·call·<a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>.·The·Erlang·code | 683 | <a·href="../../../erts-15.2.2/doc/html/erl_driver.html#driver_output_term"·title=""><code·class="inline">driver_output_term</code></a>,·there·is·no·need·to·call·<a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>.·The·Erlang·code |
| 684 | is·in·the·sample·file·<code·class="inline">next_perm.erl</code>.</p><p>The·input·is·changed·into·a·list·of·integers·and·sent·to·the·driver.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 684 | is·in·the·sample·file·<code·class="inline">next_perm.erl</code>.</p><p>The·input·is·changed·into·a·list·of·integers·and·sent·to·the·driver.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1933603916-1">(</span><span·class="ss">next_perm</span><span·class="p"·data-group-id="1933603916-1">)</span><span·class="p">.</span><span·class="w"> |
| 685 | </span><span·class="w"> | 685 | </span><span·class="w"> |
| 686 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 686 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1933603916-2">(</span><span·class="p"·data-group-id="1933603916-3">[</span><span·class="ss">next_perm</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">prev_perm</span><span·class="p">/<[·...·truncated·by·diffoscope;·len:·379,·SHA:·8ca1c2c44baf8fd2565f2a8a53f91516016ad66b6b10d53b1520b49bbdd8a716·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 687 | </span><span·class="nf">load</span><span·class="p"·data-group-id=" | 687 | </span><span·class="nf">load</span><span·class="p"·data-group-id="1933603916-4">(</span><span·class="p"·data-group-id="1933603916-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 688 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">whereis</span><span·class="p"·data-group-id=" | 688 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">whereis</span><span·class="p"·data-group-id="1933603916-5">(</span><span·class="ss">next_perm</span><span·class="p"·data-group-id="1933603916-5">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 689 | ········</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 689 | ········</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 690 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id=" | 690 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id="1933603916-6">(</span><span·class="s">"."</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"next_perm"</span><span·class="p"·data-group-id="1933603916-6">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 691 | ················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 691 | ················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 692 | ················</span><span·class="p"·data-group-id=" | 692 | ················</span><span·class="p"·data-group-id="1933603916-7">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">already_loaded</span><span·class="p"·data-group-id="1933603916-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 693 | ················</span><span·class="n">E</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 693 | ················</span><span·class="n">E</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id="1933603916-8">(</span><span·class="n">E</span><span·class="p"·data-group-id="1933603916-8">)</span><span·class="w"> |
| 694 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 694 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 695 | ············</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id=" | 695 | ············</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="1933603916-9">(</span><span·class="p"·data-group-id="1933603916-10">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"next_perm"</span><span·class="p"·data-group-id="1933603916-10">}</span><span[·...·truncated·by·diffoscope;·len:·192,·SHA:·082d2955472a702e6ea1820a51010ebfe144aa7812e370647ad75d34deec0418·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 696 | ············</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 696 | ············</span><span·class="nf">register</span><span·class="p"·data-group-id="1933603916-12">(</span><span·class="ss">next_perm</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="1933603916-12">)</span><span·class="p">;</span><span·class="w"> |
| 697 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 697 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 698 | ············</span><span·class="ss">ok</span><span·class="w"> | 698 | ············</span><span·class="ss">ok</span><span·class="w"> |
| 699 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 699 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 700 | </span><span·class="nf">list_to_integer_binaries</span><span·class="p"·data-group-id=" | 700 | </span><span·class="nf">list_to_integer_binaries</span><span·class="p"·data-group-id="1933603916-13">(</span><span·class="n">L</span><span·class="p"·data-group-id="1933603916-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 701 | ····</span><span·class="p"·data-group-id=" | 701 | ····</span><span·class="p"·data-group-id="1933603916-14">[</span><span·class="p"·data-group-id="1933603916-15"><<</span><span·class="n">I</span><span·class="p">:</span><span·class="mi">32</span><span·class="o">/</span><span·class="ss">integer</span><span·class="o">-</span><span·class="ss">na[·...·truncated·by·diffoscope;·len:·310,·SHA:·ea7598f1beeb557e182914c7b67a2fcaa8b90cac763aec98702cb6409e0ed526·...·]-14">]</span><span·class="p">.</span><span·class="w"> |
| 702 | </span><span·class="nf">next_perm</span><span·class="p"·data-group-id=" | 702 | </span><span·class="nf">next_perm</span><span·class="p"·data-group-id="1933603916-16">(</span><span·class="n">L</span><span·class="p"·data-group-id="1933603916-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 703 | ····</span><span·class="nf">next_perm</span><span·class="p"·data-group-id=" | 703 | ····</span><span·class="nf">next_perm</span><span·class="p"·data-group-id="1933603916-17">(</span><span·class="n">L</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="1933603916-17">)</span><span·class="p">.</span><span·class="w"> |
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| 417 | ······<p·class="built-using"> | 417 | ······<p·class="built-using"> |
| 418 | ········Built·using | 418 | ········Built·using |
| 419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 421 | ······</p> | 421 | ······</p> |
| 422 | <p>Copyright·©·1996-202 | 422 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 423 | ····</footer> | 423 | ····</footer> |
| 424 | ··</div> | 424 | ··</div> |
| 425 | </main> | 425 | </main> |
| 426 | </div> | 426 | </div> |
| 427 | <script> | 427 | <script> |
| 428 | ··function·mermaidLoaded()·{ | 428 | ··function·mermaidLoaded()·{ |
| 429 | ····mermaid.initialize({ | 429 | ····mermaid.initialize({ |
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| 301 | ······<p·class="built-using"> | 301 | ······<p·class="built-using"> |
| 302 | ········Built·using | 302 | ········Built·using |
| 303 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 303 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 304 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 304 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 305 | ······</p> | 305 | ······</p> |
| 306 | <p>Copyright·©·1996-202 | 306 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 307 | ····</footer> | 307 | ····</footer> |
| 308 | ··</div> | 308 | ··</div> |
| 309 | </main> | 309 | </main> |
| 310 | </div> | 310 | </div> |
| 311 | <script> | 311 | <script> |
| 312 | ··function·mermaidLoaded()·{ | 312 | ··function·mermaidLoaded()·{ |
| 313 | ····mermaid.initialize({ | 313 | ····mermaid.initialize({ |
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| 150 | runtime·system,·more·specifically·to·the·<code·class="inline">init</code>·system·process,·see·<a·href="init.html"><code·class="inline">init</code></a>.</p><p>The·<code·class="inline">init</code>·process·itself·interprets·some·of·these·flags,·the·<em>init·flags</em>.·It | 150 | runtime·system,·more·specifically·to·the·<code·class="inline">init</code>·system·process,·see·<a·href="init.html"><code·class="inline">init</code></a>.</p><p>The·<code·class="inline">init</code>·process·itself·interprets·some·of·these·flags,·the·<em>init·flags</em>.·It |
| 151 | also·stores·any·remaining·flags,·the·<em>user·flags</em>.·The·latter·can·be·retrieved | 151 | also·stores·any·remaining·flags,·the·<em>user·flags</em>.·The·latter·can·be·retrieved |
| 152 | by·calling·<a·href="init.html#get_argument/1"><code·class="inline">init:get_argument/1</code></a>.</p><p>A·small·number·of·"-"·flags·exist,·which·now·actually·are·emulator·flags,·see | 152 | by·calling·<a·href="init.html#get_argument/1"><code·class="inline">init:get_argument/1</code></a>.</p><p>A·small·number·of·"-"·flags·exist,·which·now·actually·are·emulator·flags,·see |
| 153 | the·description·below.</p></li><li><p>Plain·arguments·are·not·interpreted·in·any·way.·They·are·also·stored·by·the | 153 | the·description·below.</p></li><li><p>Plain·arguments·are·not·interpreted·in·any·way.·They·are·also·stored·by·the |
| 154 | <code·class="inline">init</code>·process·and·can·be·retrieved·by·calling·<a·href="init.html#get_plain_arguments/0"><code·class="inline">init:get_plain_arguments/0</code></a>. | 154 | <code·class="inline">init</code>·process·and·can·be·retrieved·by·calling·<a·href="init.html#get_plain_arguments/0"><code·class="inline">init:get_plain_arguments/0</code></a>. |
| 155 | Plain·arguments·can·occur·before·the·first·flag,·or·after·a·<code·class="inline">--</code>·flag.·Also, | 155 | Plain·arguments·can·occur·before·the·first·flag,·or·after·a·<code·class="inline">--</code>·flag.·Also, |
| 156 | the·<code·class="inline">-extra</code>·flag·causes·everything·that·follows·to·become·plain·arguments.</p></li></ul><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·+W·w·-sname·arnie·+R·9·-s·my_init·-extra·+bertie</span><span·class="gp·unselectable"> | 156 | the·<code·class="inline">-extra</code>·flag·causes·everything·that·follows·to·become·plain·arguments.</p></li></ul><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·+W·w·-sname·arnie·+R·9·-s·my_init·-extra·+bertie</span><span·class="gp·unselectable"> |
| 157 | (arnie@host)1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id=" | 157 | (arnie@host)1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="7360076030-1">(</span><span·class="ss">sname</span><span·class="p"·data-group-id="7360076030-1">)</span><span·class="p">.</span><span·class="w"> |
| 158 | </span><span·class="p"·data-group-id=" | 158 | </span><span·class="p"·data-group-id="7360076030-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="7360076030-3">[</span><span·class="p"·data-group-id="7360076030-4">[</span><span·class="s">"arnie"</span><span·class="p"·data-group-id="7360076[·...·truncated·by·diffoscope;·len:·109,·SHA:·f06a15d89a3cb8cd1efe0045f6abec346d930773ffc62eaa6ce2c2436b92486f·...·]-2">}</span><span·class="gp·unselectable"> |
| 159 | (arnie@host)2>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id=" | 159 | (arnie@host)2>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id="7360076030-5">(</span><span·class="p"·data-group-id="7360076030-5">)</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="p"·data-group-id=" | 160 | </span><span·class="p"·data-group-id="7360076030-6">[</span><span·class="s">"+bertie"</span><span·class="p"·data-group-id="7360076030-6">]</span></code></pre><p>Here·<code·class="inline">+W·w</code>·and·<code·class="inline">+R·9</code>·are·emulator·flags.·<code·class="inline">-s·my_init</code>·is·an·init·flag, |
| 161 | interpreted·by·<code·class="inline">init</code>.·<code·class="inline">-sname·arnie</code>·is·a·user·flag,·stored·by·<code·class="inline">init</code>.·It·is | 161 | interpreted·by·<code·class="inline">init</code>.·<code·class="inline">-sname·arnie</code>·is·a·user·flag,·stored·by·<code·class="inline">init</code>.·It·is |
| 162 | read·by·Kernel·and·causes·the·Erlang·runtime·system·to·become·distributed. | 162 | read·by·Kernel·and·causes·the·Erlang·runtime·system·to·become·distributed. |
| 163 | Finally,·everything·after·<code·class="inline">-extra</code>·(that·is,·<code·class="inline">+bertie</code>)·is·considered·as·plain | 163 | Finally,·everything·after·<code·class="inline">-extra</code>·(that·is,·<code·class="inline">+bertie</code>)·is·considered·as·plain |
| 164 | arguments.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-myflag·1</span><span·class="gp·unselectable"> | 164 | arguments.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-myflag·1</span><span·class="gp·unselectable"> |
| 165 | 1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id=" | 165 | 1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="9681903436-1">(</span><span·class="ss">myflag</span><span·class="p"·data-group-id="9681903436-1">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="p"·data-group-id=" | 166 | </span><span·class="p"·data-group-id="9681903436-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="9681903436-3">[</span><span·class="p"·data-group-id="9681903436-4">[</span><span·class="s">"1"</span><span·class="p"·data-group-id="9681903436-[·...·truncated·by·diffoscope;·len:·105,·SHA:·c73ffca644d2220777748444d567b927ea90c0619172fa58e20e6a709c4e3770·...·]-2">}</span><span·class="gp·unselectable"> |
| 167 | 2>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id=" | 167 | 2>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id="9681903436-5">(</span><span·class="p"·data-group-id="9681903436-5">)</span><span·class="p">.</span><span·class="w"> |
| 168 | </span><span·class="p"·data-group-id=" | 168 | </span><span·class="p"·data-group-id="9681903436-6">[</span><span·class="p"·data-group-id="9681903436-6">]</span></code></pre><p>Here·the·user·flag·<code·class="inline">-myflag·1</code>·is·passed·to·and·stored·by·the·<code·class="inline">init</code>·process.·It |
| 169 | is·a·user-defined·flag,·presumably·used·by·some·user-defined·application.</p><p><a·href=""·id="init_flags"></a></p><h2·id="flags"·class="section-heading"> | 169 | is·a·user-defined·flag,·presumably·used·by·some·user-defined·application.</p><p><a·href=""·id="init_flags"></a></p><h2·id="flags"·class="section-heading"> |
| 170 | ··<a·href="#flags"·class="hover-link"> | 170 | ··<a·href="#flags"·class="hover-link"> |
| 171 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 171 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 172 | ··</a> | 172 | ··</a> |
| 173 | ··<span·class="text">Flags</span> | 173 | ··<span·class="text">Flags</span> |
| 174 | </h2> | 174 | </h2> |
| 175 | <p>In·the·following·list,·init·flags·are·marked·"(init·flag)".·Unless·otherwise | 175 | <p>In·the·following·list,·init·flags·are·marked·"(init·flag)".·Unless·otherwise |
| Offset 699, 15 lines modified | Offset 699, 15 lines modified | ||
| 699 | work).·This·is·accomplished·by·migrating·load·(for·example,·runnable | 699 | work).·This·is·accomplished·by·migrating·load·(for·example,·runnable |
| 700 | processes)·into·a·smaller·set·of·schedulers·when·schedulers·frequently·run | 700 | processes)·into·a·smaller·set·of·schedulers·when·schedulers·frequently·run |
| 701 | out·of·work.·When·disabled,·the·frequency·with·which·schedulers·run·out·of | 701 | out·of·work.·When·disabled,·the·frequency·with·which·schedulers·run·out·of |
| 702 | work·is·not·taken·into·account·by·the·load·balancing·logic.</p><p><code·class="inline">+scl·false</code>·is·similar·to·<a·href="erl_cmd.html#%2Bsub"><code·class="inline">+sub·true</code></a>,·but·<code·class="inline">+sub·true</code> | 702 | work·is·not·taken·into·account·by·the·load·balancing·logic.</p><p><code·class="inline">+scl·false</code>·is·similar·to·<a·href="erl_cmd.html#%2Bsub"><code·class="inline">+sub·true</code></a>,·but·<code·class="inline">+sub·true</code> |
| 703 | also·balances·scheduler·utilization·between·schedulers.</p></li><li><p><strong><code·class="inline"·id="+sct">+sct·CpuTopology</code></strong>·-·Sets·a·user-defined·CPU·topology. | 703 | also·balances·scheduler·utilization·between·schedulers.</p></li><li><p><strong><code·class="inline"·id="+sct">+sct·CpuTopology</code></strong>·-·Sets·a·user-defined·CPU·topology. |
| 704 | The·user-defined·CPU·topology·overrides | 704 | The·user-defined·CPU·topology·overrides |
| 705 | any·automatically·detected·CPU·topology.·The·CPU·topology·is·used·when | 705 | any·automatically·detected·CPU·topology.·The·CPU·topology·is·used·when |
| 706 | <a·href="erl_cmd.html#%2Bsbt">binding·schedulers·to·logical·processors</a>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 706 | <a·href="erl_cmd.html#%2Bsbt">binding·schedulers·to·logical·processors</a>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3949784080-1">(</span><span·class="p"·data-group-id="3949784080-1">)</span><span·class="p">;</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="mi">65535</span><span·class="w"> |
| 707 | </span><span·class="o"><</span><span·class="n">IdRange</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="o">-</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w"> | 707 | </span><span·class="o"><</span><span·class="n">IdRange</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="o">-</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w"> |
| 708 | </span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="o"><</span><span·class="n">IdRange</span><span·class="o">></span><span·class="w"> | 708 | </span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="o"><</span><span·class="n">IdRange</span><span·class="o">></span><span·class="w"> |
| 709 | </span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="w"> | 709 | </span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="w"> |
| 710 | </span><span·class="o"><</span><span·class="n">LogicalIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> | 710 | </span><span·class="o"><</span><span·class="n">LogicalIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> |
| 711 | </span><span·class="o"><</span><span·class="n">ThreadIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">T</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">t</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> | 711 | </span><span·class="o"><</span><span·class="n">ThreadIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">T</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">t</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> |
| 712 | </span><span·class="o"><</span><span·class="n">CoreIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">C</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">c</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> | 712 | </span><span·class="o"><</span><span·class="n">CoreIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">C</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">c</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> |
| 713 | </span><span·class="o"><</span><span·class="n">ProcessorIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">p</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> | 713 | </span><span·class="o"><</span><span·class="n">ProcessorIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">p</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> |
| Offset 732, 30 lines modified | Offset 732, 30 lines modified | ||
| 732 | node.</li><li><code·class="inline"><LogicalIds><ThreadIds><CoreIds><NodeIds><ProcessorIds></code>,·that·is,·thread | 732 | node.</li><li><code·class="inline"><LogicalIds><ThreadIds><CoreIds><NodeIds><ProcessorIds></code>,·that·is,·thread |
| 733 | is·part·of·a·core·that·is·part·of·a·NUMA·node,·which·is·part·of·a | 733 | is·part·of·a·core·that·is·part·of·a·NUMA·node,·which·is·part·of·a |
| 734 | processor.</li></ul><p>A·CPU·topology·can·consist·of·both·processor·external,·and·processor | 734 | processor.</li></ul><p>A·CPU·topology·can·consist·of·both·processor·external,·and·processor |
| 735 | internal·NUMA·nodes·as·long·as·each·logical·processor·belongs·to·only·one | 735 | internal·NUMA·nodes·as·long·as·each·logical·processor·belongs·to·only·one |
| 736 | NUMA·node.·If·<code·class="inline"><ProcessorIds></code>·is·omitted,·its·default·position·is·before | 736 | NUMA·node.·If·<code·class="inline"><ProcessorIds></code>·is·omitted,·its·default·position·is·before |
| 737 | <code·class="inline"><NodeIds></code>.·That·is,·the·default·is·processor·external·NUMA·nodes.</p><p>If·a·list·of·identifiers·is·used·in·an·<code·class="inline"><IdDefs></code>:</p><ul><li><code·class="inline"><LogicalIds></code>·must·be·a·list·of·identifiers.</li><li>At·least·one·other·identifier·type·besides·<code·class="inline"><LogicalIds></code>·must·also·have·a | 737 | <code·class="inline"><NodeIds></code>.·That·is,·the·default·is·processor·external·NUMA·nodes.</p><p>If·a·list·of·identifiers·is·used·in·an·<code·class="inline"><IdDefs></code>:</p><ul><li><code·class="inline"><LogicalIds></code>·must·be·a·list·of·identifiers.</li><li>At·least·one·other·identifier·type·besides·<code·class="inline"><LogicalIds></code>·must·also·have·a |
| 738 | list·of·identifiers.</li><li>All·lists·of·identifiers·must·produce·the·same·number·of·identifiers.</li></ul><p>A·simple·example.·A·single·quad·core·processor·can·be·described·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·+sct·L0-3c0-3</span><span·class="gp·unselectable"> | 738 | list·of·identifiers.</li><li>All·lists·of·identifiers·must·produce·the·same·number·of·identifiers.</li></ul><p>A·simple·example.·A·single·quad·core·processor·can·be·described·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·+sct·L0-3c0-3</span><span·class="gp·unselectable"> |
| 739 | 1>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="0 | 739 | 1>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="0567245407-1">(</span><span·class="ss">cpu_topology</span><span·class="p"·data-group-id="0567245407-1">)</span><span·class="p">.</span><span·class="w"> |
| 740 | </span><span·class="p"·data-group-id="0 | 740 | </span><span·class="p"·data-group-id="0567245407-2">[</span><span·class="p"·data-group-id="0567245407-3">{</span><span·class="ss">processor</span><span·class="p">,</span><span·class="p"·data-group-id="0567245407-4">[</span><span·class="p"·data-group-id="0567245407-5">{</span><span·class="ss">co[·...·truncated·by·diffoscope;·len:·259,·SHA:·03685be2f7678cb69f859e55e3bf93aaf21f12541e139c6136f8688c2122fd7e·...·]7-5">}</span><span·class="p">,</span><span·class="w"> |
| 741 | ·············</span><span·class="p"·data-group-id="0 | 741 | ·············</span><span·class="p"·data-group-id="0567245407-7">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="0567245407-8">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="0567245407-8">}</sp[·...·truncated·by·diffoscope;·len:·43,·SHA:·815a773ada4306fe07d691f040accc6b089fc8d8cad16719a9719779c824d190·...·]7-7">}</span><span·class="p">,</span><span·class="w"> |
| 742 | ·············</span><span·class="p"·data-group-id="0 | 742 | ·············</span><span·class="p"·data-group-id="0567245407-9">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="0567245407-10">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="0567245407-10">}</[·...·truncated·by·diffoscope;·len:·45,·SHA:·e015e4973542e3f96611c88293ceab9f61db6aa5ebd5b9198eeda7baa41d8609·...·]7-9">}</span><span·class="p">,</span><span·class="w"> |
| 743 | ·············</span><span·class="p"·data-group-id="0 | 743 | ·············</span><span·class="p"·data-group-id="0567245407-11">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="0567245407-12">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="0567245407-12">}<[·...·truncated·by·diffoscope;·len:·206,·SHA:·ee5a81d204d8eb956bfe6f64f293d3774f39e8b5c670257ed63273f433be1fa1·...·]7-2">]</span></code></pre><p>A·more·complicated·example·with·two·quad·core·processors,·each·processor·in |
| 744 | its·own·NUMA·node.·The·ordering·of·logical·processors·is·a·bit·weird.·This | 744 | its·own·NUMA·node.·The·ordering·of·logical·processors·is·a·bit·weird.·This |
| 745 | to·give·a·better·example·of·identifier·lists:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·+sct·L0-1,3-2c0-3p0N0:L7,4,6-5c0-3p1N1</span><span·class="gp·unselectable"> | 745 | to·give·a·better·example·of·identifier·lists:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·+sct·L0-1,3-2c0-3p0N0:L7,4,6-5c0-3p1N1</span><span·class="gp·unselectable"> |
| 746 | 1>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="7 | 746 | 1>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="1774425439-1">(</span><span·class="ss">cpu_topology</span><span·class="p"·data-group-id="1774425439-1">)</span><span·class="p">.</span><span·class="w"> |
| 747 | </span><span·class="p"·data-group-id="7 | 747 | </span><span·class="p"·data-group-id="1774425439-2">[</span><span·class="p"·data-group-id="1774425439-3">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="p"·data-group-id="1774425439-4">[</span><span·class="p"·data-group-id="1774425439-5">{</span><span·class="ss">proces[·...·truncated·by·diffoscope;·len:·418,·SHA:·c814928950c8bb41ecf094cbb34a5762003ad1f1fa0ef17fea4c2b7be62d1d35·...·]9-7">}</span><span·class="p">,</span><span·class="w"> |
| 748 | ····················</span><span·class="p"·data-group-id="7 | 748 | ····················</span><span·class="p"·data-group-id="1774425439-9">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="1774425439-10">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="1774425439-10">}<[·...·truncated·by·diffoscope;·len:·46,·SHA:·62ec7be0e1870ac5fec97422fd697e113224acc4b1e6dedf5fa7b14ac514e404·...·]9-9">}</span><span·class="p">,</span><span·class="w"> |
| 749 | ····················</span><span·class="p"·data-group-id="7 | 749 | ····················</span><span·class="p"·data-group-id="1774425439-11">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="1774425439-12">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="1774425439-12">}[·...·truncated·by·diffoscope;·len:·47,·SHA:·45abcedcf5bc66714bfac7ac94555af71bc95b2b5a62db22fe84ac5786be9191·...·]9-11">}</span><span·class="p">,</span><span·class="w"> |
| 750 | ····················</span><span·class="p"·data-group-id="7 | 750 | ····················</span><span·class="p"·data-group-id="1774425439-13">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="1774425439-14">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1774425439-14">}[·...·truncated·by·diffoscope;·len:·260,·SHA:·2f9c6af0d800b34ca6e7ab2e25e104469c3ce6f2041ba6fb06dd8ff56f2a645f·...·]9-3">}</span><span·class="p">,</span><span·class="w"> |
| 751 | ·</span><span·class="p"·data-group-id="7 | 751 | ·</span><span·class="p"·data-group-id="1774425439-15">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="p"·data-group-id="1774425439-16">[</span><span·class="p"·data-group-id="1774425439-17">{</span><span·class="ss">processor</span><span·class="p">,</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·372,·SHA:·eec4c096555515698902d39585e4cd284a9d60b00f9b69517c794f04a786c32b·...·]9-19">}</span><span·class="p">,</span><span·class="w"> |
| 752 | ····················</span><span·class="p"·data-group-id="7 | 752 | ····················</span><span·class="p"·data-group-id="1774425439-21">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="1774425439-22">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="1774425439-22">}[·...·truncated·by·diffoscope;·len:·47,·SHA:·45abcedcf5bc66714bfac7ac94555af71bc95b2b5a62db22fe84ac5786be9191·...·]9-21">}</span><span·class="p">,</span><span·class="w"> |
| 753 | ····················</span><span·class="p"·data-group-id="7 | 753 | ····················</span><span·class="p"·data-group-id="1774425439-23">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="1774425439-24">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="1774425439-24">}[·...·truncated·by·diffoscope;·len:·47,·SHA:·45abcedcf5bc66714bfac7ac94555af71bc95b2b5a62db22fe84ac5786be9191·...·]9-23">}</span><span·class="p">,</span><span·class="w"> |
| 754 | ····················</span><span·class="p"·data-group-id="7 | 754 | ····················</span><span·class="p"·data-group-id="1774425439-25">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="1774425439-26">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="1774425439-26">}[·...·truncated·by·diffoscope;·len:·317,·SHA:·3c15270b38e93ade16d9bc9334a9b2cf8dbe5de30447381bfd1d934c85193d24·...·]9-2">]</span></code></pre><p>As·long·as·real·identifiers·are·correct,·it·is·OK·to·pass·a·CPU·topology |
| 755 | that·is·not·a·correct·description·of·the·CPU·topology.·When·used·with·care | 755 | that·is·not·a·correct·description·of·the·CPU·topology.·When·used·with·care |
| 756 | this·can·be·very·useful.·This·to·trick·the·emulator·to·bind·its·schedulers | 756 | this·can·be·very·useful.·This·to·trick·the·emulator·to·bind·its·schedulers |
| 757 | as·you·want.·For·example,·if·you·want·to·run·multiple·Erlang·runtime·systems | 757 | as·you·want.·For·example,·if·you·want·to·run·multiple·Erlang·runtime·systems |
| 758 | on·the·same·machine,·you·want·to·reduce·the·number·of·schedulers·used·and | 758 | on·the·same·machine,·you·want·to·reduce·the·number·of·schedulers·used·and |
| 759 | manipulate·the·CPU·topology·so·that·they·bind·to·different·logical·CPUs.·An | 759 | manipulate·the·CPU·topology·so·that·they·bind·to·different·logical·CPUs.·An |
| 760 | example,·with·two·Erlang·runtime·systems·on·a·quad·core·machine:</p><pre><code·class="text">%·erl·+sct·L0-3c0-3·+sbt·db·+S3:2·-detached·-noinput·-noshell·-sname·one | 760 | example,·with·two·Erlang·runtime·systems·on·a·quad·core·machine:</p><pre><code·class="text">%·erl·+sct·L0-3c0-3·+sbt·db·+S3:2·-detached·-noinput·-noshell·-sname·one |
| 761 | %·erl·+sct·L3-0c0-3·+sbt·db·+S3:2·-detached·-noinput·-noshell·-sname·two</code></pre><p>In·this·example,·each·runtime·system·have·two·schedulers·each·online,·and | 761 | %·erl·+sct·L3-0c0-3·+sbt·db·+S3:2·-detached·-noinput·-noshell·-sname·two</code></pre><p>In·this·example,·each·runtime·system·have·two·schedulers·each·online,·and |
| Offset 922, 18 lines modified | Offset 922, 18 lines modified | ||
| 922 | </h2> | 922 | </h2> |
| 923 | <p>The·standard·Erlang/OTP·system·can·be·reconfigured·to·change·the·default | 923 | <p>The·standard·Erlang/OTP·system·can·be·reconfigured·to·change·the·default |
| 924 | behavior·on·startup.</p><ul><li><p><strong>The·<code·class="inline">.erlang</code>·startup·file</strong>·-·When·Erlang/OTP·is·started,·the·system | 924 | behavior·on·startup.</p><ul><li><p><strong>The·<code·class="inline">.erlang</code>·startup·file</strong>·-·When·Erlang/OTP·is·started,·the·system |
| 925 | searches·for·a·file·named·<code·class="inline">.erlang</code>·in·the | 925 | searches·for·a·file·named·<code·class="inline">.erlang</code>·in·the |
| 926 | <a·href="init.html#home">user's·home·directory</a>·and·then | 926 | <a·href="init.html#home">user's·home·directory</a>·and·then |
| 927 | <a·href="../../../lib/stdlib-6.2/doc/html/filename.html#user_config"><code·class="inline">filename:basedir(user_config,·"erlang")</code></a>.</p><p>If·an·<code·class="inline">.erlang</code>·file·is·found,·it·is·assumed·to·contain·valid·Erlang | 927 | <a·href="../../../lib/stdlib-6.2/doc/html/filename.html#user_config"><code·class="inline">filename:basedir(user_config,·"erlang")</code></a>.</p><p>If·an·<code·class="inline">.erlang</code>·file·is·found,·it·is·assumed·to·contain·valid·Erlang |
| 928 | expressions.·These·expressions·are·evaluated·as·if·they·were·input·to·the | 928 | expressions.·These·expressions·are·evaluated·as·if·they·were·input·to·the |
| 929 | shell.</p><p>A·typical·<code·class="inline">.erlang</code>·file·contains·a·set·of·search·paths,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 929 | shell.</p><p>A·typical·<code·class="inline">.erlang</code>·file·contains·a·set·of·search·paths,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2417087169-1">(</span><span·class="s">"executing·user·profile·in·$HOME/.erlang\n"</span><span·class="p">,</span><span·class="p"·data-group-id="2417087169-2">[</span><span·class="p"·data-group-id="2417087169-2">]</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·e39e138850d97bfd627072c10f83b00f3a82c7df2da79cdf500f9ceb5697670e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 930 | </span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">add_path</span><span·class="p"·data-group-id=" | 930 | </span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">add_path</span><span·class="p"·data-group-id="2417087169-3">(</span><span·class="s">"/home/calvin/test/ebin"</span><span·class="p"·data-group-id="2417087169-3">)</span><span·class="p">.</span><span·class="w"> |
| 931 | </span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">add_path</span><span·class="p"·data-group-id=" | 931 | </span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">add_path</span><span·class="p"·data-group-id="2417087169-4">(</span><span·class="s">"/home/hobbes/bigappl-1.2/ebin"</span><span·class="p"·data-group-id="2417087169-4">)</span><span·class="p">.</span><span·class="w"> |
| 932 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 932 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2417087169-5">(</span><span·class="s">".erlang·rc·finished\n"</span><span·class="p">,</span><span·class="p"·data-group-id="2417087169-6">[</span><span·class="p"·data-group-id="2417087169-6">]</span><span·class="p"·data-group-id="2417087169-5">)</span><span·class="p">.</span></code></pre></li><li><p><strong>user_default</strong>·and·<strong>shell_default</strong>·-·Functions·in·the·shell·that·are·not |
| 933 | prefixed·by·a·module·name·are·assumed·to·be·functional·objects·(funs), | 933 | prefixed·by·a·module·name·are·assumed·to·be·functional·objects·(funs), |
| 934 | built-in·functions·(BIFs),·or·belong·to·the·module·<code·class="inline">user_default</code>·or | 934 | built-in·functions·(BIFs),·or·belong·to·the·module·<code·class="inline">user_default</code>·or |
| 935 | <code·class="inline">shell_default</code>.</p><p>To·include·private·shell·commands,·define·them·in·a·module·<code·class="inline">user_default</code>·and | 935 | <code·class="inline">shell_default</code>.</p><p>To·include·private·shell·commands,·define·them·in·a·module·<code·class="inline">user_default</code>·and |
| 936 | add·the·following·argument·as·the·first·line·in·the·<code·class="inline">.erlang</code>·file:</p><pre><code·class="text">code:load_abs("..../user_default").</code></pre></li><li><p><strong>erl</strong>·-·If·the·contents·of·<code·class="inline">.erlang</code>·are·changed·and·a·private·version·of | 936 | add·the·following·argument·as·the·first·line·in·the·<code·class="inline">.erlang</code>·file:</p><pre><code·class="text">code:load_abs("..../user_default").</code></pre></li><li><p><strong>erl</strong>·-·If·the·contents·of·<code·class="inline">.erlang</code>·are·changed·and·a·private·version·of |
| 937 | <code·class="inline">user_default</code>·is·defined,·the·Erlang/OTP·environment·can·be·customized.·More | 937 | <code·class="inline">user_default</code>·is·defined,·the·Erlang/OTP·environment·can·be·customized.·More |
| 938 | powerful·changes·can·be·made·by·supplying·command-line·arguments·in·the | 938 | powerful·changes·can·be·made·by·supplying·command-line·arguments·in·the |
| 939 | startup·script·<code·class="inline">erl</code>.·For·more·information,·see·<a·href="init.html"><code·class="inline">init</code></a>.</p></li></ul><h2·id="see-also"·class="section-heading"> | 939 | startup·script·<code·class="inline">erl</code>.·For·more·information,·see·<a·href="init.html"><code·class="inline">init</code></a>.</p></li></ul><h2·id="see-also"·class="section-heading"> |
| Offset 987, 15 lines modified | Offset 987, 15 lines modified | ||
| 987 | ······<p·class="built-using"> | 987 | ······<p·class="built-using"> |
| 988 | ········Built·using | 988 | ········Built·using |
| 989 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 989 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 990 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 990 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 991 | ······</p> | 991 | ······</p> |
| 992 | <p>Copyright·©·1996-202 | 992 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 993 | ····</footer> | 993 | ····</footer> |
| 994 | ··</div> | 994 | ··</div> |
| 995 | </main> | 995 | </main> |
| 996 | </div> | 996 | </div> |
| 997 | <script> | 997 | <script> |
| 998 | ··function·mermaidLoaded()·{ | 998 | ··function·mermaidLoaded()·{ |
| 999 | ····mermaid.initialize({ | 999 | ····mermaid.initialize({ |
| Offset 252, 32 lines modified | Offset 252, 32 lines modified | ||
| 252 | --- | 252 | --- |
| 253 | sequenceDiagram | 253 | sequenceDiagram |
| 254 | ····participant·client·as·Client·(or·Node) | 254 | ····participant·client·as·Client·(or·Node) |
| 255 | ····participant·EPMD | 255 | ····participant·EPMD |
| 256 | ···· | 256 | ···· |
| 257 | ····client·->>·EPMD:·NAMES_REQ | 257 | ····client·->>·EPMD:·NAMES_REQ |
| 258 | ····EPMD·-->>·client:·NAMES_RESP</code></pre><table><thead><tr><th·style="text-align:·left;">1</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">110</code></td></tr></tbody></table><p><em>Table:·NAMES_REQ·(110)</em></p><p>The·response·for·a·<code·class="inline">NAMES_REQ</code>·is·as·follows:</p><table><thead><tr><th·style="text-align:·left;">4</th><th·style="text-align:·left;"></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">EPMDPortNo</code></td><td·style="text-align:·left;"><code·class="inline">NodeInfo*</code></td></tr></tbody></table><p><em>Table:·NAMES_RESP</em></p><p><code·class="inline">NodeInfo</code>·is·a·string·written·for·each·active·node.·When·all·<code·class="inline">NodeInfo</code>·has | 258 | ····EPMD·-->>·client:·NAMES_RESP</code></pre><table><thead><tr><th·style="text-align:·left;">1</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">110</code></td></tr></tbody></table><p><em>Table:·NAMES_REQ·(110)</em></p><p>The·response·for·a·<code·class="inline">NAMES_REQ</code>·is·as·follows:</p><table><thead><tr><th·style="text-align:·left;">4</th><th·style="text-align:·left;"></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">EPMDPortNo</code></td><td·style="text-align:·left;"><code·class="inline">NodeInfo*</code></td></tr></tbody></table><p><em>Table:·NAMES_RESP</em></p><p><code·class="inline">NodeInfo</code>·is·a·string·written·for·each·active·node.·When·all·<code·class="inline">NodeInfo</code>·has |
| 259 | been·written·the·connection·is·closed·by·the·EPMD.</p><p><code·class="inline">NodeInfo</code>·is,·as·expressed·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 259 | been·written·the·connection·is·closed·by·the·EPMD.</p><p><code·class="inline">NodeInfo</code>·is,·as·expressed·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="4867164560-1">(</span><span·class="s">"name·~ts·at·port·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4867164560-2">[</span><span·[·...·truncated·by·diffoscope;·len:·193,·SHA:·7721d31be302c3840fcf0b3cc395ce41178de130690e8e6e30dfa9d9eaed7a45·...·]0-1">)</span><span·class="p">.</span></code></pre><h3·id="dump-all-data-from-epmd"·class="section-heading"> |
| 260 | ··<a·href="#dump-all-data-from-epmd"·class="hover-link"> | 260 | ··<a·href="#dump-all-data-from-epmd"·class="hover-link"> |
| 261 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 261 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 262 | ··</a> | 262 | ··</a> |
| 263 | ··<span·class="text">Dump·All·Data·from·EPMD</span> | 263 | ··<span·class="text">Dump·All·Data·from·EPMD</span> |
| 264 | </h3> | 264 | </h3> |
| 265 | <p>This·request·is·not·really·used,·it·is·to·be·regarded·as·a·debug·feature.</p><pre><code·class="mermaid">--- | 265 | <p>This·request·is·not·really·used,·it·is·to·be·regarded·as·a·debug·feature.</p><pre><code·class="mermaid">--- |
| 266 | title:·Dump·All·Data·from·EPMD | 266 | title:·Dump·All·Data·from·EPMD |
| 267 | --- | 267 | --- |
| 268 | sequenceDiagram | 268 | sequenceDiagram |
| 269 | ····participant·client·as·Client·(or·Node) | 269 | ····participant·client·as·Client·(or·Node) |
| 270 | ····participant·EPMD | 270 | ····participant·EPMD |
| 271 | ···· | 271 | ···· |
| 272 | ····client·->>·EPMD:·DUMP_REQ | 272 | ····client·->>·EPMD:·DUMP_REQ |
| 273 | ····EPMD·-->>·client:·DUMP_RESP</code></pre><table><thead><tr><th·style="text-align:·left;">1</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">100</code></td></tr></tbody></table><p><em>Table:·DUMP_REQ</em></p><p>The·response·for·a·<code·class="inline">DUMP_REQ</code>·is·as·follows:</p><table><thead><tr><th·style="text-align:·left;">4</th><th·style="text-align:·left;"></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">EPMDPortNo</code></td><td·style="text-align:·left;"><code·class="inline">NodeInfo*</code></td></tr></tbody></table><p><em>Table:·DUMP_RESP</em></p><p><code·class="inline">NodeInfo</code>·is·a·string·written·for·each·node·kept·in·the·EPMD.·When·all | 273 | ····EPMD·-->>·client:·DUMP_RESP</code></pre><table><thead><tr><th·style="text-align:·left;">1</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">100</code></td></tr></tbody></table><p><em>Table:·DUMP_REQ</em></p><p>The·response·for·a·<code·class="inline">DUMP_REQ</code>·is·as·follows:</p><table><thead><tr><th·style="text-align:·left;">4</th><th·style="text-align:·left;"></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">EPMDPortNo</code></td><td·style="text-align:·left;"><code·class="inline">NodeInfo*</code></td></tr></tbody></table><p><em>Table:·DUMP_RESP</em></p><p><code·class="inline">NodeInfo</code>·is·a·string·written·for·each·node·kept·in·the·EPMD.·When·all |
| 274 | <code·class="inline">NodeInfo</code>·has·been·written·the·connection·is·closed·by·the·EPMD.</p><p><code·class="inline">NodeInfo</code>·is,·as·expressed·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 274 | <code·class="inline">NodeInfo</code>·has·been·written·the·connection·is·closed·by·the·EPMD.</p><p><code·class="inline">NodeInfo</code>·is,·as·expressed·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3126573098-1">(</span><span·class="s">"active·name·····~ts·at·port·</span><span·class="si">~p</span><span·class="s">,·fd·=·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w"> |
| 275 | ··········</span><span·class="p"·data-group-id=" | 275 | ··········</span><span·class="p"·data-group-id="3126573098-2">[</span><span·class="n">NodeName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="3126573098-2">]</span><s[·...·truncated·by·diffoscope;·len:·266,·SHA:·ef9789fc90adab11ea330a1fea068b0ae31095976bb1a765cb5dd6ed147c65e9·...·]-1">(</span><span·class="s">"old/unused·name·~ts·at·port·</span><span·class="si">~p</span><span·class="s">,·fd·=·</span><span·class="si">~p</span><span·class="s">·</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w"> |
| 276 | ··········</span><span·class="p"·data-group-id=" | 276 | ··········</span><span·class="p"·data-group-id="2415944408-2">[</span><span·class="n">NodeName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="2415944408-2">]</span><s[·...·truncated·by·diffoscope;·len:·39,·SHA:·18c2ba73b68ae524bd862385b96e6d687d25c09bc2e16c273df0879facc2e40f·...·]-1">)</span><span·class="p">.</span></code></pre><h3·id="kill-epmd"·class="section-heading"> |
| 277 | ··<a·href="#kill-epmd"·class="hover-link"> | 277 | ··<a·href="#kill-epmd"·class="hover-link"> |
| 278 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 278 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 279 | ··</a> | 279 | ··</a> |
| 280 | ··<span·class="text">Kill·EPMD</span> | 280 | ··<span·class="text">Kill·EPMD</span> |
| 281 | </h3> | 281 | </h3> |
| 282 | <p>This·request·kills·the·running·EPMD.·It·is·almost·never·used.</p><pre><code·class="mermaid">--- | 282 | <p>This·request·kills·the·running·EPMD.·It·is·almost·never·used.</p><pre><code·class="mermaid">--- |
| 283 | title:·Kill·EPMD | 283 | title:·Kill·EPMD |
| Offset 407, 54 lines modified | Offset 407, 54 lines modified | ||
| 407 | received·from·<code·class="inline">A</code>·is·correct·and·generates·a·digest·from·the·challenge | 407 | received·from·<code·class="inline">A</code>·is·correct·and·generates·a·digest·from·the·challenge |
| 408 | received·from·<code·class="inline">A</code>.·The·digest·is·then·sent·to·<code·class="inline">A</code>.·The·message·is·as·follows:</p><table><thead><tr><th·style="text-align:·left;">1</th><th·style="text-align:·left;">16</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">'a'</code></td><td·style="text-align:·left;"><code·class="inline">Digest</code></td></tr></tbody></table><p><em>Table:·The·challenge_ack·message</em></p><p><code·class="inline">Digest</code>·is·the·digest·calculated·by·<code·class="inline">B</code>·for·<code·class="inline">A</code>'s·challenge.</p></li><li><p><strong>7)·check</strong>·-·<code·class="inline">A</code>·checks·the·digest·from·<code·class="inline">B</code>·and·the·connection·is·up.</p></li></ul><h3·id="semigraphic-view"·class="section-heading"> | 408 | received·from·<code·class="inline">A</code>.·The·digest·is·then·sent·to·<code·class="inline">A</code>.·The·message·is·as·follows:</p><table><thead><tr><th·style="text-align:·left;">1</th><th·style="text-align:·left;">16</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">'a'</code></td><td·style="text-align:·left;"><code·class="inline">Digest</code></td></tr></tbody></table><p><em>Table:·The·challenge_ack·message</em></p><p><code·class="inline">Digest</code>·is·the·digest·calculated·by·<code·class="inline">B</code>·for·<code·class="inline">A</code>'s·challenge.</p></li><li><p><strong>7)·check</strong>·-·<code·class="inline">A</code>·checks·the·digest·from·<code·class="inline">B</code>·and·the·connection·is·up.</p></li></ul><h3·id="semigraphic-view"·class="section-heading"> |
| 409 | ··<a·href="#semigraphic-view"·class="hover-link"> | 409 | ··<a·href="#semigraphic-view"·class="hover-link"> |
| 410 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 410 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 411 | ··</a> | 411 | ··</a> |
| 412 | ··<span·class="text">Semigraphic·View</span> | 412 | ··<span·class="text">Semigraphic·View</span> |
| 413 | </h3> | 413 | </h3> |
| 414 | <pre><code·class="makeup·erlang"·translate="no"><span·class="n">A</span><span·class="w">·</span><span·class="p"·data-group-id=" | 414 | <pre><code·class="makeup·erlang"·translate="no"><span·class="n">A</span><span·class="w">·</span><span·class="p"·data-group-id="7364606186-1">(</span><span·class="ss">initiator</span><span·class="p"·data-group-id="7364606186-1">)</span><span·class="w">······································</span><span·class="n">B</span><span·class="w">·</span><span·class="p"·data-group-id="73646061[·...·truncated·by·diffoscope;·len:·87,·SHA:·7c8f907eab63382a283eb13fa57e840626e3d1214b49ee5ccbc52d9e229618fc·...·]-2">)</span><span·class="w"> |
| 415 | </span><span·class="n">TCP</span><span·class="w">·</span><span·class="ss">connect</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">></span><span·class="w"> | 415 | </span><span·class="n">TCP</span><span·class="w">·</span><span·class="ss">connect</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">></span><span·class="w"> |
| 416 | ···················································</span><span·class="n">TCP</span><span·class="w">·</span><span·class="ss">accept</span><span·class="w"> | 416 | ···················································</span><span·class="n">TCP</span><span·class="w">·</span><span·class="ss">accept</span><span·class="w"> |
| 417 | </span><span·class="ss">send_name</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">></span><span·class="w"> | 417 | </span><span·class="ss">send_name</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">></span><span·class="w"> |
| 418 | ···················································</span><span·class="ss">recv_name</span><span·class="w"> | 418 | ···················································</span><span·class="ss">recv_name</span><span·class="w"> |
| 419 | ··</span><span·class="o"><-</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">·</span><span·class="ss">send_status</span><span·class="w"> | 419 | ··</span><span·class="o"><-</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">·</span><span·class="ss">send_status</span><span·class="w"> |
| 420 | </span><span·class="nf">recv_status</span><span·class="w"> | 420 | </span><span·class="nf">recv_status</span><span·class="w"> |
| 421 | </span><span·class="p"·data-group-id=" | 421 | </span><span·class="p"·data-group-id="7364606186-3">(</span><span·class="k">if</span><span·class="w">·</span><span·class="ss">status</span><span·class="w">·</span><span·class="ss">was</span><span·class="w">·</span><span·class="ss">'alive'</span><span·class="w"> |
| 422 | ·</span><span·class="ss">send_status</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 422 | ·</span><span·class="ss">send_status</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 423 | ···················································</span><span·class="ss">recv_status</span><span·class="p"·data-group-id=" | 423 | ···················································</span><span·class="ss">recv_status</span><span·class="p"·data-group-id="7364606186-3">)</span><span·class="w"> |
| 424 | ··························</span><span·class="p"·data-group-id=" | 424 | ··························</span><span·class="p"·data-group-id="7364606186-4">(</span><span·class="n">ChB</span><span·class="p"·data-group-id="7364606186-4">)</span><span·class="w">······················</span><span·class="n">ChB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·119,·SHA:·0b7dce7c03137021cf5b24f68602bb64c5e434aa65bc8ac7d55a48ed1db2380a·...·]-5">)</span><span·class="w"> |
| 425 | ··</span><span·class="o"><-</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">·</span><span·class="ss">send_challenge</span><span·class="w"> | 425 | ··</span><span·class="o"><-</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">·</span><span·class="ss">send_challenge</span><span·class="w"> |
| 426 | </span><span·class="nf">recv_challenge</span><span·class="w"> | 426 | </span><span·class="nf">recv_challenge</span><span·class="w"> |
| 427 | </span><span·class="p"·data-group-id=" | 427 | </span><span·class="p"·data-group-id="7364606186-6">(</span><span·class="k">if</span><span·class="w">·</span><span·class="ss">old</span><span·class="w">·</span><span·class="ss">send_name</span><span·class="w"> |
| 428 | ·</span><span·class="ss">send_complement</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 428 | ·</span><span·class="ss">send_complement</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 429 | ···················································</span><span·class="ss">recv_complement</span><span·class="p"·data-group-id=" | 429 | ···················································</span><span·class="ss">recv_complement</span><span·class="p"·data-group-id="7364606186-6">)</span><span·class="w"> |
| 430 | </span><span·class="n">ChA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">gen_challenge</span><span·class="p"·data-group-id=" | 430 | </span><span·class="n">ChA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">gen_challenge</span><span·class="p"·data-group-id="7364606186-7">(</span><span·class="p"·data-group-id="7364606186-7">)</span><span·class="p">,</span><span·class="w"> |
| 431 | </span><span·class="n">OCA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">out_cookie</span><span·class="p"·data-group-id=" | 431 | </span><span·class="n">OCA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">out_cookie</span><span·class="p"·data-group-id="7364606186-8">(</span><span·class="n">B</span><span·class="p"·data-group-id="7364606186-8">)</span><span·class="p">,</span><span·class="w"> |
| 432 | </span><span·class="n">DiA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="p"·data-group-id=" | 432 | </span><span·class="n">DiA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="p"·data-group-id="7364606186-9">(</span><span·class="n">ChB</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OCA</span><span·class="p"·data-group-id="7364606186-9">)</span><span·class="w"> |
| 433 | ··························</span><span·class="p"·data-group-id=" | 433 | ··························</span><span·class="p"·data-group-id="7364606186-10">(</span><span·class="n">ChA</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DiA</span><span·class="p"·data-group-id="7364606186-10">)</span><span·class="w"> |
| 434 | </span><span·class="ss">send_challenge_reply</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w"> | 434 | </span><span·class="ss">send_challenge_reply</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w"> |
| 435 | ···················································</span><span·class="ss">recv_challenge_reply</span><span·class="w"> | 435 | ···················································</span><span·class="ss">recv_challenge_reply</span><span·class="w"> |
| 436 | ···················································</span><span·class="n">ICB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">in_cookie</span><span·class="p"·data-group-id=" | 436 | ···················································</span><span·class="n">ICB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">in_cookie</span><span·class="p"·data-group-id="7364606186-11">(</span><span·class="n">A</span><span·class="p"·data-group-id="7364606186-11">)</span><span·class="p">,</span><span·class="w"> |
| 437 | ···················································</span><span·class="nc">check</span><span·class="p">:</span><span·class="w"> | 437 | ···················································</span><span·class="nc">check</span><span·class="p">:</span><span·class="w"> |
| 438 | ···················································</span><span·class="n">DiA</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="w">·</span><span·class="p"·data-group-id=" | 438 | ···················································</span><span·class="n">DiA</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="w">·</span><span·class="p"·data-group-id="7364606186-12">(</span><span·class="n">ChB</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ICB</span><span·class="p"·data-group-id="7364606186-12">)</span><span·class="o">?</span><span·class="w"> |
| 439 | </span><span·class="w">···················································</span><span·class="p">-</span><span·class="w">·</span><span·class="na">if</span><span·class="w">·</span><span·class="n">OK</span><span·class="p">:</span><span·class="w"> | 439 | </span><span·class="w">···················································</span><span·class="p">-</span><span·class="w">·</span><span·class="na">if</span><span·class="w">·</span><span·class="n">OK</span><span·class="p">:</span><span·class="w"> |
| 440 | ····················································</span><span·class="n">OCB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">out_cookie</span><span·class="p"·data-group-id=" | 440 | ····················································</span><span·class="n">OCB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">out_cookie</span><span·class="p"·data-group-id="7364606186-13">(</span><span·class="n">A</span><span·class="p"·data-group-id="7364606186-13">)</span><span·class="p">,</span><span·class="w"> |
| 441 | ····················································</span><span·class="n">DiB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="w">·</span><span·class="p"·data-group-id=" | 441 | ····················································</span><span·class="n">DiB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="w">·</span><span·class="p"·data-group-id="7364606186-14">(</span><span·class="n">ChA</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OCB</span><span·class="p"·data-group-id="7364606186-14">)</span><span·class="w"> |
| 442 | ··························</span><span·class="p"·data-group-id=" | 442 | ··························</span><span·class="p"·data-group-id="7364606186-15">(</span><span·class="n">DiB</span><span·class="p"·data-group-id="7364606186-15">)</span><span·class="w"> |
| 443 | ··</span><span·class="o"><-</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="w">·</span><span·class="ss">send_challenge_ack</span><span·class="w"> | 443 | ··</span><span·class="o"><-</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="w">·</span><span·class="ss">send_challenge_ack</span><span·class="w"> |
| 444 | </span><span·class="ss">recv_challenge_ack</span><span·class="w">··································</span><span·class="n">DONE</span><span·class="w"> | 444 | </span><span·class="ss">recv_challenge_ack</span><span·class="w">··································</span><span·class="n">DONE</span><span·class="w"> |
| 445 | </span><span·class="n">ICA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">in_cookie</span><span·class="p"·data-group-id=" | 445 | </span><span·class="n">ICA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">in_cookie</span><span·class="p"·data-group-id="7364606186-16">(</span><span·class="n">B</span><span·class="p"·data-group-id="7364606186-16">)</span><span·class="p">,</span><span·class="w">································</span><span·class="o">-</span><span·class="w">·</span><span·class="nc">else</span><span·class="p">:</span><span·class="w"> |
| 446 | </span><span·class="nc">check</span><span·class="p">:</span><span·class="w">··············································</span><span·class="n">CLOSE</span><span·class="w"> | 446 | </span><span·class="nc">check</span><span·class="p">:</span><span·class="w">··············································</span><span·class="n">CLOSE</span><span·class="w"> |
| 447 | </span><span·class="n">DiB</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="p"·data-group-id=" | 447 | </span><span·class="n">DiB</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="p"·data-group-id="7364606186-17">(</span><span·class="n">ChA</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ICA</span><span·class="p"·data-group-id="7364606186-17">)</span><span·class="o">?</span><span·class="w"> |
| 448 | </span><span·class="p">-</span><span·class="w">·</span><span·class="na">if</span><span·class="w">·</span><span·class="n">OK</span><span·class="p">:</span><span·class="w"> | 448 | </span><span·class="p">-</span><span·class="w">·</span><span·class="na">if</span><span·class="w">·</span><span·class="n">OK</span><span·class="p">:</span><span·class="w"> |
| 449 | ·</span><span·class="n">DONE</span><span·class="w"> | 449 | ·</span><span·class="n">DONE</span><span·class="w"> |
| 450 | </span><span·class="p">-</span><span·class="w">·</span><span·class="na">else</span><span·class="p">:</span><span·class="w"> | 450 | </span><span·class="p">-</span><span·class="w">·</span><span·class="na">else</span><span·class="p">:</span><span·class="w"> |
| 451 | ·</span><span·class="n">CLOSE</span></code></pre><p><a·href=""·id="dflags"></a></p><h3·id="distribution-flags"·class="section-heading"> | 451 | ·</span><span·class="n">CLOSE</span></code></pre><p><a·href=""·id="dflags"></a></p><h3·id="distribution-flags"·class="section-heading"> |
| 452 | ··<a·href="#distribution-flags"·class="hover-link"> | 452 | ··<a·href="#distribution-flags"·class="hover-link"> |
| 453 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 453 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 454 | ··</a> | 454 | ··</a> |
| Offset 762, 15 lines modified | Offset 762, 15 lines modified | ||
| 762 | ······<p·class="built-using"> | 762 | ······<p·class="built-using"> |
| 763 | ········Built·using | 763 | ········Built·using |
| 764 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 764 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 765 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 765 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 766 | ······</p> | 766 | ······</p> |
| 767 | <p>Copyright·©·1996-202 | 767 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 768 | ····</footer> | 768 | ····</footer> |
| 769 | ··</div> | 769 | ··</div> |
| 770 | </main> | 770 | </main> |
| 771 | </div> | 771 | </div> |
| 772 | <script> | 772 | <script> |
| 773 | ··function·mermaidLoaded()·{ | 773 | ··function·mermaidLoaded()·{ |
| 774 | ····mermaid.initialize({ | 774 | ····mermaid.initialize({ |
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| 1773 | ······<p·class="built-using"> | 1773 | ······<p·class="built-using"> |
| 1774 | ········Built·using | 1774 | ········Built·using |
| 1775 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1775 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1776 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1776 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1777 | ······</p> | 1777 | ······</p> |
| 1778 | <p>Copyright·©·1996-202 | 1778 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1779 | ····</footer> | 1779 | ····</footer> |
| 1780 | ··</div> | 1780 | ··</div> |
| 1781 | </main> | 1781 | </main> |
| 1782 | </div> | 1782 | </div> |
| 1783 | <script> | 1783 | <script> |
| 1784 | ··function·mermaidLoaded()·{ | 1784 | ··function·mermaidLoaded()·{ |
| 1785 | ····mermaid.initialize({ | 1785 | ····mermaid.initialize({ |
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| 436 | ··</a> | 436 | ··</a> |
| 437 | ··<span·class="text">SMALL_BIG_EXT</span> | 437 | ··<span·class="text">SMALL_BIG_EXT</span> |
| 438 | </h2> | 438 | </h2> |
| 439 | <table><thead><tr><th·style="text-align:·left;">1</th><th·style="text-align:·left;">1</th><th·style="text-align:·left;">1</th><th·style="text-align:·left;">n</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">110</code></td><td·style="text-align:·left;"><code·class="inline">n</code></td><td·style="text-align:·left;"><code·class="inline">Sign</code></td><td·style="text-align:·left;"><code·class="inline">d(0)</code>·...·<code·class="inline">d(n-1)</code></td></tr></tbody></table><p>Bignums·are·stored·in·unary·form·with·a·<code·class="inline">Sign</code>·byte,·that·is,·0·if·the·bignum·is | 439 | <table><thead><tr><th·style="text-align:·left;">1</th><th·style="text-align:·left;">1</th><th·style="text-align:·left;">1</th><th·style="text-align:·left;">n</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">110</code></td><td·style="text-align:·left;"><code·class="inline">n</code></td><td·style="text-align:·left;"><code·class="inline">Sign</code></td><td·style="text-align:·left;"><code·class="inline">d(0)</code>·...·<code·class="inline">d(n-1)</code></td></tr></tbody></table><p>Bignums·are·stored·in·unary·form·with·a·<code·class="inline">Sign</code>·byte,·that·is,·0·if·the·bignum·is |
| 440 | positive·and·1·if·it·is·negative.·The·digits·are·stored·with·the·least | 440 | positive·and·1·if·it·is·negative.·The·digits·are·stored·with·the·least |
| 441 | significant·byte·stored·first.·To·calculate·the·integer,·the·following·formula | 441 | significant·byte·stored·first.·To·calculate·the·integer,·the·following·formula |
| 442 | can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">256</span><span·class="w"> | 442 | can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">256</span><span·class="w"> |
| 443 | </span><span·class="p"·data-group-id=" | 443 | </span><span·class="p"·data-group-id="5505445475-1">(</span><span·class="ss">d0</span><span·class="o">*</span><span·class="n">B</span><span·class="err">^</span><span·class="mi">0</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="ss">d1</span><span·class[·...·truncated·by·diffoscope;·len:·952,·SHA:·5e9ff026540a1f2d072ab95ecc11a3cb0e7de5b55fb8ddf3b3e6e7a9e0281584·...·]-1">)</span></code></pre><h2·id="large_big_ext"·class="section-heading"> |
| 444 | ··<a·href="#large_big_ext"·class="hover-link"> | 444 | ··<a·href="#large_big_ext"·class="hover-link"> |
| 445 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 445 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 446 | ··</a> | 446 | ··</a> |
| 447 | ··<span·class="text">LARGE_BIG_EXT</span> | 447 | ··<span·class="text">LARGE_BIG_EXT</span> |
| 448 | </h2> | 448 | </h2> |
| 449 | <table><thead><tr><th·style="text-align:·left;">1</th><th·style="text-align:·left;">4</th><th·style="text-align:·left;">1</th><th·style="text-align:·left;">n</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">111</code></td><td·style="text-align:·left;"><code·class="inline">n</code></td><td·style="text-align:·left;"><code·class="inline">Sign</code></td><td·style="text-align:·left;"><code·class="inline">d(0)</code>·...·<code·class="inline">d(n-1)</code></td></tr></tbody></table><p>Same·as·<a·href="erl_ext_dist.html#small_big_ext"><code·class="inline">SMALL_BIG_EXT</code></a>·except·that·the·length | 449 | <table><thead><tr><th·style="text-align:·left;">1</th><th·style="text-align:·left;">4</th><th·style="text-align:·left;">1</th><th·style="text-align:·left;">n</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">111</code></td><td·style="text-align:·left;"><code·class="inline">n</code></td><td·style="text-align:·left;"><code·class="inline">Sign</code></td><td·style="text-align:·left;"><code·class="inline">d(0)</code>·...·<code·class="inline">d(n-1)</code></td></tr></tbody></table><p>Same·as·<a·href="erl_ext_dist.html#small_big_ext"><code·class="inline">SMALL_BIG_EXT</code></a>·except·that·the·length |
| 450 | field·is·an·unsigned·4·byte·integer.</p><h2·id="reference_ext-deprecated"·class="section-heading"> | 450 | field·is·an·unsigned·4·byte·integer.</p><h2·id="reference_ext-deprecated"·class="section-heading"> |
| Offset 621, 15 lines modified | Offset 621, 15 lines modified | ||
| 621 | ······<p·class="built-using"> | 621 | ······<p·class="built-using"> |
| 622 | ········Built·using | 622 | ········Built·using |
| 623 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 623 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 624 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 624 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 625 | ······</p> | 625 | ······</p> |
| 626 | <p>Copyright·©·1996-202 | 626 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 627 | ····</footer> | 627 | ····</footer> |
| 628 | ··</div> | 628 | ··</div> |
| 629 | </main> | 629 | </main> |
| 630 | </div> | 630 | </div> |
| 631 | <script> | 631 | <script> |
| 632 | ··function·mermaidLoaded()·{ | 632 | ··function·mermaidLoaded()·{ |
| 633 | ····mermaid.initialize({ | 633 | ····mermaid.initialize({ |
| Offset 161, 27 lines modified | Offset 161, 27 lines modified | ||
| 161 | } | 161 | } |
| 162 | static·ErlNifFunc·nif_funcs[]·= | 162 | static·ErlNifFunc·nif_funcs[]·= |
| 163 | { | 163 | { |
| 164 | ····{"hello",·0,·hello} | 164 | ····{"hello",·0,·hello} |
| 165 | }; | 165 | }; |
| 166 | ERL_NIF_INIT(niftest,nif_funcs,NULL,NULL,NULL,NULL)</code></pre><p>The·Erlang·module·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 166 | ERL_NIF_INIT(niftest,nif_funcs,NULL,NULL,NULL,NULL)</code></pre><p>The·Erlang·module·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2587137421-1">(</span><span·class="ss">niftest</span><span·class="p"·data-group-id="2587137421-1">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="w"> | 167 | </span><span·class="w"> |
| 168 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 168 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2587137421-2">(</span><span·class="p"·data-group-id="2587137421-3">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">hello</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·67b4bcc1a8290f81570eb2f967e6328b78a7205eca58143ab5bd18e3a928ca11·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 169 | </span><span·class="w"> | 169 | </span><span·class="w"> |
| 170 | </span><span·class="p">-</span><span·class="na">nifs</span><span·class="p"·data-group-id=" | 170 | </span><span·class="p">-</span><span·class="na">nifs</span><span·class="p"·data-group-id="2587137421-4">(</span><span·class="p"·data-group-id="2587137421-5">[</span><span·class="ss">hello</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="2587137421-5">]</span><span·class="p"·data-group-id="2587137421-4">)</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="w"> | 171 | </span><span·class="w"> |
| 172 | </span><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id=" | 172 | </span><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id="2587137421-6">(</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="2587137421-6">)</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">init</span><span·class="p"·data-group-id="2587137421-7">(</span><span·class="p"·data-group-id="2587137421-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ······</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id=" | 174 | ······</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id="2587137421-8">(</span><span·class="s">"./niftest"</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="2587137421-8">)</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="nf">hello</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nf">hello</span><span·class="p"·data-group-id="2587137421-9">(</span><span·class="p"·data-group-id="2587137421-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ······</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">nif_error</span><span·class="p"·data-group-id=" | 176 | ······</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">nif_error</span><span·class="p"·data-group-id="2587137421-10">(</span><span·class="s">"NIF·library·not·loaded"</span><span·class="p"·data-group-id="2587137421-10">)</span><span·class="p">.</span></code></pre><p>Compile·and·test·can·look·as·follows·(on·Linux):</p><pre><code·class="text">$>·gcc·-fPIC·-shared·-o·niftest.so·niftest.c·-I·$ERL_ROOT/usr/include/ |
| 177 | $>·erl | 177 | $>·erl |
| 178 | 1>·c(niftest). | 178 | 1>·c(niftest). |
| 179 | {ok,niftest} | 179 | {ok,niftest} |
| 180 | 2>·niftest:hello(). | 180 | 2>·niftest:hello(). |
| 181 | "Hello·world!"</code></pre><p>In·the·example·above·the·<a·href="../../../doc/system/code_loading.html#on_load"><em><code·class="inline">on_load</code></em></a> | 181 | "Hello·world!"</code></pre><p>In·the·example·above·the·<a·href="../../../doc/system/code_loading.html#on_load"><em><code·class="inline">on_load</code></em></a> |
| 182 | directive·is·used·get·function·<code·class="inline">init</code>·called·automatically·when·the·module·is | 182 | directive·is·used·get·function·<code·class="inline">init</code>·called·automatically·when·the·module·is |
| Offset 2873, 15 lines modified | Offset 2873, 15 lines modified | ||
| 2873 | ······<p·class="built-using"> | 2873 | ······<p·class="built-using"> |
| 2874 | ········Built·using | 2874 | ········Built·using |
| 2875 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2875 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2876 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2876 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2877 | ······</p> | 2877 | ······</p> |
| 2878 | <p>Copyright·©·1996-202 | 2878 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2879 | ····</footer> | 2879 | ····</footer> |
| 2880 | ··</div> | 2880 | ··</div> |
| 2881 | </main> | 2881 | </main> |
| 2882 | </div> | 2882 | </div> |
| 2883 | <script> | 2883 | <script> |
| 2884 | ··function·mermaidLoaded()·{ | 2884 | ··function·mermaidLoaded()·{ |
| 2885 | ····mermaid.initialize({ | 2885 | ····mermaid.initialize({ |
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| 398 | ························when·Filename·::·<a·href="erlang.html#t:string/0">string</a>(),·FileInfo·::·<a·href="../../../lib/kernel-10.2.2/doc/html/file.html#t:file_info/0">file:file_info</a>().</pre> | 398 | ························when·Filename·::·<a·href="erlang.html#t:string/0">string</a>(),·FileInfo·::·<a·href="../../../lib/kernel-10.2.2/doc/html/file.html#t:file_info/0">file:file_info</a>().</pre> |
| 399 | ······</div> | 399 | ······</div> |
| 400 | <p>Retrieves·information·about·a·file.</p><p>Returns·<code·class="inline">{ok,·FileInfo}</code>·if·successful,·otherwise·<code·class="inline">error</code>.·<code·class="inline">FileInfo</code>·is·a | 400 | <p>Retrieves·information·about·a·file.</p><p>Returns·<code·class="inline">{ok,·FileInfo}</code>·if·successful,·otherwise·<code·class="inline">error</code>.·<code·class="inline">FileInfo</code>·is·a |
| 401 | record·<a·href="../../../lib/kernel-10.2.2/doc/html/file.html#t:file_info/0"><code·class="inline">file_info</code></a>,·defined·in·the·Kernel·include·file | 401 | record·<a·href="../../../lib/kernel-10.2.2/doc/html/file.html#t:file_info/0"><code·class="inline">file_info</code></a>,·defined·in·the·Kernel·include·file |
| 402 | ·<code·class="inline">file.hrl</code>.·Include·the·following·directive·in·the·module·from·which·the | 402 | ·<code·class="inline">file.hrl</code>.·Include·the·following·directive·in·the·module·from·which·the |
| 403 | function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="3 | 403 | function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="3142084432-1">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="3142084432-1">)</span><span·class="p">.</span></code></pre><p>For·more·information·about·the·record·see·<a·href="../../../lib/kernel-10.2.2/doc/html/file.html#read_file_info/2"><code·class="inline">file:read_file_info/2</code></a>.</p><p><code·class="inline">Filename</code>·can·also·be·a·file·in·an·archive,·for·example, |
| 404 | <code·class="inline">$OTPROOT/lib/mnesia-4.4.7.ez/mnesia-4.4.7/ebin/mnesia</code>.·For·information | 404 | <code·class="inline">$OTPROOT/lib/mnesia-4.4.7.ez/mnesia-4.4.7/ebin/mnesia</code>.·For·information |
| 405 | about·archive·files,·see·<a·href="../../../lib/kernel-10.2.2/doc/html/code.html"><code·class="inline">code</code></a>.</p> | 405 | about·archive·files,·see·<a·href="../../../lib/kernel-10.2.2/doc/html/code.html"><code·class="inline">code</code></a>.</p> |
| 406 | ··</section> | 406 | ··</section> |
| 407 | </section> | 407 | </section> |
| 408 | <section·class="detail"·id="read_link_info/1"> | 408 | <section·class="detail"·id="read_link_info/1"> |
| 409 | ··<div·class="detail-header"> | 409 | ··<div·class="detail-header"> |
| Offset 486, 15 lines modified | Offset 486, 15 lines modified | ||
| 486 | ······<p·class="built-using"> | 486 | ······<p·class="built-using"> |
| 487 | ········Built·using | 487 | ········Built·using |
| 488 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 488 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 489 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 489 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 490 | ······</p> | 490 | ······</p> |
| 491 | <p>Copyright·©·1996-202 | 491 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 492 | ····</footer> | 492 | ····</footer> |
| 493 | ··</div> | 493 | ··</div> |
| 494 | </main> | 494 | </main> |
| 495 | </div> | 495 | </div> |
| 496 | <script> | 496 | <script> |
| 497 | ··function·mermaidLoaded()·{ | 497 | ··function·mermaidLoaded()·{ |
| 498 | ····mermaid.initialize({ | 498 | ····mermaid.initialize({ |
| Offset 145, 44 lines modified | Offset 145, 44 lines modified | ||
| 145 | ··<span·class="text">Erl·Tracer·Module·Example</span> | 145 | ··<span·class="text">Erl·Tracer·Module·Example</span> |
| 146 | </h2> | 146 | </h2> |
| 147 | <p>In·this·example,·a·tracer·module·with·a·NIF·back·end·sends·a·message·for·each | 147 | <p>In·this·example,·a·tracer·module·with·a·NIF·back·end·sends·a·message·for·each |
| 148 | <code·class="inline">send</code>·trace·tag·containing·only·the·sender·and·receiver.·Using·this·tracer | 148 | <code·class="inline">send</code>·trace·tag·containing·only·the·sender·and·receiver.·Using·this·tracer |
| 149 | module,·a·much·more·lightweight·message·tracer·is·used,·which·only·records·who | 149 | module,·a·much·more·lightweight·message·tracer·is·used,·which·only·records·who |
| 150 | sent·messages·to·who.</p><p>The·following·is·an·example·session·using·it·on·Linux:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">gcc</span><span·class="w">·</span><span·class="o">-</span><span·class="n">I</span><span·class="w">·</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">8.0</span><span·class="o">/</span><span·class="ss">include</span><span·class="o">/</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">fPIC</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">shared</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">o</span><span·class="w">·</span><span·class="ss">erl_msg_tracer</span><span·class="p">.</span><span·class="ss">so</span><span·class="w">·</span><span·class="ss">erl_msg_tracer</span><span·class="p">.</span><span·class="ss">c</span><span·class="w"> | 150 | sent·messages·to·who.</p><p>The·following·is·an·example·session·using·it·on·Linux:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">gcc</span><span·class="w">·</span><span·class="o">-</span><span·class="n">I</span><span·class="w">·</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">8.0</span><span·class="o">/</span><span·class="ss">include</span><span·class="o">/</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">fPIC</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">shared</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">o</span><span·class="w">·</span><span·class="ss">erl_msg_tracer</span><span·class="p">.</span><span·class="ss">so</span><span·class="w">·</span><span·class="ss">erl_msg_tracer</span><span·class="p">.</span><span·class="ss">c</span><span·class="w"> |
| 151 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w"> | 151 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w"> |
| 152 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">19</span><span·class="w">·</span><span·class="p"·data-group-id=" | 152 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">19</span><span·class="w">·</span><span·class="p"·data-group-id="6801858141-1">[</span><span·class="n">DEVELOPMENT</span><span·class="p"·data-group-id="6801858141-1">]</span><span·class="w">·</span><span·class="p"·data-group-id="6801858141-2">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">8[·...·truncated·by·diffoscope;·len:·1413,·SHA:·30160a9e586a5fdc89782242485ecb097ba48fbb4bf3de97522bba759edb05ff·...·]1-8">]</span><span·class="w"> |
| 153 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V8</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">··</span><span·class="p"·data-group-id=" | 153 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V8</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">··</span><span·class="p"·data-group-id="6801858141-9">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="6801858141-9">)</span><span·class="gp·unselectable"> |
| 154 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 154 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id="6801858141-10">(</span><span·class="ss">erl_msg_tracer</span><span·class="p"·data-group-id="6801858141-10">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">erl_msg_tracer</span><span·class="p">:</span><span·class="nf">load</span><sp[·...·truncated·by·diffoscope;·len:·91,·SHA:·61d9f717929972ac5593585f92d4cde4eaca49a4e05eeea8274fe452c8886937·...·]1-11">)</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 155 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 156 | 2>·</span><span·class="n">Tracer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 156 | 2>·</span><span·class="n">Tracer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="6801858141-12">(</span><span·class="k">fun</span><span·class="w">·</span><span·class="n">F</span><span·class="p"·data-group-id="6801858141-13">(</span><span·class="p"·data-group-id="6801858141-13">)</span><span·class="w">·</span><span·class="p">-></span[·...·truncated·by·diffoscope;·len:·953,·SHA:·74b4b65fd0b7b88138af16c6abe48e8a26dff877f4cee3a4f41815d2107f548b·...·]1-12">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="o"><</span><span·class="mf">0.37</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 157 | </span><span·class="o"><</span><span·class="mf">0.37</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
| 158 | 3>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id=" | 158 | 3>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id="6801858141-17">(</span><span·class="ss">new</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6801858141-18">[</span><span·class="nb">send</span>[·...·truncated·by·diffoscope;·len:·419,·SHA:·12154e9180f6095dce4eb9cbea76d22e59f0f106d66d93f9b7a98e64341f42b0·...·]1-17">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="mi">0</span><span·class="w"> | 159 | </span><span·class="mi">0</span><span·class="w"> |
| 160 | </span><span·class="p"·data-group-id=" | 160 | </span><span·class="p"·data-group-id="6801858141-20">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.39</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</spa[·...·truncated·by·diffoscope;·len:·146,·SHA:·ee1597879456002c4500fb784336d8fa1c4ad419cfc05573a915bfccd1d663ca·...·]1-20">}</span><span·class="gp·unselectable"> |
| 161 | 4>·</span><span·class="p"·data-group-id=" | 161 | 4>·</span><span·class="p"·data-group-id="6801858141-21">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D</span><span·class="p"·data-group-id="6801858141-21">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·374,·SHA:·14888ba981f28b4e82dcbca2333d1de82340de40b0283944135f6b3988fee297·...·]1-22">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="p"·data-group-id=" | 162 | </span><span·class="p"·data-group-id="6801858141-24">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Port</span><span·class="o"><</span><span·class="mf">0.486</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</[·...·truncated·by·diffoscope;·len:·149,·SHA:·5cc94548629e2c7279eae37702876cbb7bacf4aabc5fb866807bcb93012107dc·...·]1-24">}</span><span·class="w"> |
| 163 | </span><span·class="p"·data-group-id=" | 163 | </span><span·class="p"·data-group-id="6801858141-25">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.40</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</spa[·...·truncated·by·diffoscope;·len:·146,·SHA:·1e22f7304f6893c4214b3b2159575e1f2fe958c924297983394e5ca54c34d651·...·]1-25">}</span><span·class="w"> |
| 164 | </span><span·class="p"·data-group-id=" | 164 | </span><span·class="p"·data-group-id="6801858141-26">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Port</span><span·class="o"><</span><span·class="mf">0.487</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</[·...·truncated·by·diffoscope;·len:·148,·SHA:·1e40133d84e5bd0c914d123139599295666c67ecfdcf8ec3797b82a12c851b1b·...·]1-26">}</span><span·class="w"> |
| 165 | </span><span·class="p"·data-group-id=" | 165 | </span><span·class="p"·data-group-id="6801858141-27">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Port</span><span·class="o"><</span><span·class="mf">0.488</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</[·...·truncated·by·diffoscope;·len:·148,·SHA:·1e40133d84e5bd0c914d123139599295666c67ecfdcf8ec3797b82a12c851b1b·...·]1-27">}</span><span·class="w"> |
| 166 | </span><span·class="p"·data-group-id=" | 166 | </span><span·class="p"·data-group-id="6801858141-28">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Port</span><span·class="o"><</span><span·class="mf">0.489</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</[·...·truncated·by·diffoscope;·len:·148,·SHA:·1e40133d84e5bd0c914d123139599295666c67ecfdcf8ec3797b82a12c851b1b·...·]1-28">}</span><span·class="w"> |
| 167 | </span><span·class="p"·data-group-id=" | 167 | </span><span·class="p"·data-group-id="6801858141-29">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Port</span><span·class="o"><</span><span·class="mf">0.490</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</[·...·truncated·by·diffoscope;·len:·148,·SHA:·1e40133d84e5bd0c914d123139599295666c67ecfdcf8ec3797b82a12c851b1b·...·]1-29">}</span><span·class="w"> |
| 168 | </span><span·class="p"·data-group-id=" | 168 | </span><span·class="p"·data-group-id="6801858141-30">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.40</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="6801858141-30">}</span><span·class="w"> |
| 169 | </span><span·class="p"·data-group-id=" | 169 | </span><span·class="p"·data-group-id="6801858141-31">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.41</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</spa[·...·truncated·by·diffoscope;·len:·146,·SHA:·ee1597879456002c4500fb784336d8fa1c4ad419cfc05573a915bfccd1d663ca·...·]1-31">}</span><span·class="w"> |
| 170 | </span><span·class="mi">5</span><span·class="o">></span></code></pre><p><code·class="inline">erl_msg_tracer.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 170 | </span><span·class="mi">5</span><span·class="o">></span></code></pre><p><code·class="inline">erl_msg_tracer.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9615048760-1">(</span><span·class="ss">erl_msg_tracer</span><span·class="p"·data-group-id="9615048760-1">)</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="w"> | 171 | </span><span·class="w"> |
| 172 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 172 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9615048760-2">(</span><span·class="p"·data-group-id="9615048760-3">[</span><span·class="ss">enabled</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="nb">trace</span><span·class="p">/</span>[·...·truncated·by·diffoscope;·len:·244,·SHA:·7bd95816353a510450d27e3c8b39c0c8b8940b72805391a9c61cb68b7368f7d4·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="nf">load</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">load</span><span·class="p"·data-group-id="9615048760-4">(</span><span·class="p"·data-group-id="9615048760-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id="9615048760-5">(</span><span·class="s">"erl_msg_tracer"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9615048760-6">[</span><span·class="p"·data-group-id="9615048760-6">]</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·32d753b3ea55c65ef670ad758c699f69bc034b14ef9803b19a1568aa14d46dfa·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="nf">enabled</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nf">enabled</span><span·class="p"·data-group-id="9615048760-7">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="9615048760-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ····</span><span·class="ss">error</span><span·class="p">.</span><span·class="w"> | 176 | ····</span><span·class="ss">error</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="nf">trace</span><span·class="p"·data-group-id=" | 177 | </span><span·class="nf">trace</span><span·class="p"·data-group-id="9615048760-8">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_<[·...·truncated·by·diffoscope;·len:·119,·SHA:·73afe1b52b59595c0e55ec7b37378b6c6c4f600e1233b38f125ceed3eb14de31·...·]-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 178 | ····</span><span·class="ss">error</span><span·class="p">.</span></code></pre><p><code·class="inline">erl_msg_tracer.c</code>:</p><pre><code·class="c">#include·<erl_nif.h> | 178 | ····</span><span·class="ss">error</span><span·class="p">.</span></code></pre><p><code·class="inline">erl_msg_tracer.c</code>:</p><pre><code·class="c">#include·<erl_nif.h> |
| 179 | /*·NIF·interface·declarations·*/ | 179 | /*·NIF·interface·declarations·*/ |
| 180 | static·int·load(ErlNifEnv*·env,·void**·priv_data,·ERL_NIF_TERM·load_info); | 180 | static·int·load(ErlNifEnv*·env,·void**·priv_data,·ERL_NIF_TERM·load_info); |
| 181 | static·int·upgrade(ErlNifEnv*·env,·void**·priv_data,·void**·old_priv_data,·ERL_NIF_TERM·load_info); | 181 | static·int·upgrade(ErlNifEnv*·env,·void**·priv_data,·void**·old_priv_data,·ERL_NIF_TERM·load_info); |
| 182 | static·void·unload(ErlNifEnv*·env,·void*·priv_data); | 182 | static·void·unload(ErlNifEnv*·env,·void*·priv_data); |
| Offset 1657, 15 lines modified | Offset 1657, 15 lines modified | ||
| 1657 | ······<p·class="built-using"> | 1657 | ······<p·class="built-using"> |
| 1658 | ········Built·using | 1658 | ········Built·using |
| 1659 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1659 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1660 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1660 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1661 | ······</p> | 1661 | ······</p> |
| 1662 | <p>Copyright·©·1996-202 | 1662 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1663 | ····</footer> | 1663 | ····</footer> |
| 1664 | ··</div> | 1664 | ··</div> |
| 1665 | </main> | 1665 | </main> |
| 1666 | </div> | 1666 | </div> |
| 1667 | <script> | 1667 | <script> |
| 1668 | ··function·mermaidLoaded()·{ | 1668 | ··function·mermaidLoaded()·{ |
| 1669 | ····mermaid.initialize({ | 1669 | ····mermaid.initialize({ |
| Offset 295, 15 lines modified | Offset 295, 15 lines modified | ||
| 295 | ······<p·class="built-using"> | 295 | ······<p·class="built-using"> |
| 296 | ········Built·using | 296 | ········Built·using |
| 297 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 297 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 298 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 298 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 299 | ······</p> | 299 | ······</p> |
| 300 | <p>Copyright·©·1996-202 | 300 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 301 | ····</footer> | 301 | ····</footer> |
| 302 | ··</div> | 302 | ··</div> |
| 303 | </main> | 303 | </main> |
| 304 | </div> | 304 | </div> |
| 305 | <script> | 305 | <script> |
| 306 | ··function·mermaidLoaded()·{ | 306 | ··function·mermaidLoaded()·{ |
| 307 | ····mermaid.initialize({ | 307 | ····mermaid.initialize({ |
| Offset 401, 15 lines modified | Offset 401, 15 lines modified | ||
| 401 | ······<p·class="built-using"> | 401 | ······<p·class="built-using"> |
| 402 | ········Built·using | 402 | ········Built·using |
| 403 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 403 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 404 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 404 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 405 | ······</p> | 405 | ······</p> |
| 406 | <p>Copyright·©·1996-202 | 406 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 407 | ····</footer> | 407 | ····</footer> |
| 408 | ··</div> | 408 | ··</div> |
| 409 | </main> | 409 | </main> |
| 410 | </div> | 410 | </div> |
| 411 | <script> | 411 | <script> |
| 412 | ··function·mermaidLoaded()·{ | 412 | ··function·mermaidLoaded()·{ |
| 413 | ····mermaid.initialize({ | 413 | ····mermaid.initialize({ |
| Offset 534, 15 lines modified | Offset 534, 15 lines modified | ||
| 534 | ······<p·class="built-using"> | 534 | ······<p·class="built-using"> |
| 535 | ········Built·using | 535 | ········Built·using |
| 536 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 536 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 537 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 537 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 538 | ······</p> | 538 | ······</p> |
| 539 | <p>Copyright·©·1996-202 | 539 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 540 | ····</footer> | 540 | ····</footer> |
| 541 | ··</div> | 541 | ··</div> |
| 542 | </main> | 542 | </main> |
| 543 | </div> | 543 | </div> |
| 544 | <script> | 544 | <script> |
| 545 | ··function·mermaidLoaded()·{ | 545 | ··function·mermaidLoaded()·{ |
| 546 | ····mermaid.initialize({ | 546 | ····mermaid.initialize({ |
| Offset 127, 57 lines modified | Offset 127, 57 lines modified | ||
| 127 | <p>Run·a·script·written·in·Erlang.</p><h2·id="synopsis"·class="section-heading"> | 127 | <p>Run·a·script·written·in·Erlang.</p><h2·id="synopsis"·class="section-heading"> |
| 128 | ··<a·href="#synopsis"·class="hover-link"> | 128 | ··<a·href="#synopsis"·class="hover-link"> |
| 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 130 | ··</a> | 130 | ··</a> |
| 131 | ··<span·class="text">Synopsis</span> | 131 | ··<span·class="text">Synopsis</span> |
| 132 | </h2> | 132 | </h2> |
| 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="ss">script</span><span·class="o">-</span><span·class="ss">name</span><span·class="w">·</span><span·class="p"·data-group-id=" | 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="ss">script</span><span·class="o">-</span><span·class="ss">name</span><span·class="w">·</span><span·class="p"·data-group-id="0282260748-1">[</span><span·class="ss">arg1</span><span·class="w">·</span><span·class="ss">arg2</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="0282260748-1">]</span></code></pre><h2·id="description"·class="section-heading"> |
| 134 | ··<a·href="#description"·class="hover-link"> | 134 | ··<a·href="#description"·class="hover-link"> |
| 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 136 | ··</a> | 136 | ··</a> |
| 137 | ··<span·class="text">Description</span> | 137 | ··<span·class="text">Description</span> |
| 138 | </h2> | 138 | </h2> |
| 139 | <p><code·class="inline">escript</code>·provides·support·for·running·short·Erlang·programs·without·having·to | 139 | <p><code·class="inline">escript</code>·provides·support·for·running·short·Erlang·programs·without·having·to |
| 140 | compile·them·first,·and·an·easy·way·to·retrieve·the·command-line·arguments. | 140 | compile·them·first,·and·an·easy·way·to·retrieve·the·command-line·arguments. |
| 141 | <code·class="inline">escript</code>s·are·created·by·either·writing·them·by·hand·or·using·<a·href="../../../lib/stdlib-6.2/doc/html/escript.html#create/2"><code·class="inline">escript:create/2</code></a>.</p><p>escripts·are·run·by·directly·invoking·them·(does·not·work·on·Windows):</p><pre><code·class="text">script-name·[arg1·arg2...]</code></pre><p>or·by·calling·the·<code·class="inline">escript</code>·program·(works·on·all·platforms):</p><pre><code·class="text">escript·[escript-flags]·script-name.escript·[arg1·arg2...]</code></pre><p>For·example:</p><pre><code·class="text">$·chmod·u+x·factorial | 141 | <code·class="inline">escript</code>s·are·created·by·either·writing·them·by·hand·or·using·<a·href="../../../lib/stdlib-6.2/doc/html/escript.html#create/2"><code·class="inline">escript:create/2</code></a>.</p><p>escripts·are·run·by·directly·invoking·them·(does·not·work·on·Windows):</p><pre><code·class="text">script-name·[arg1·arg2...]</code></pre><p>or·by·calling·the·<code·class="inline">escript</code>·program·(works·on·all·platforms):</p><pre><code·class="text">escript·[escript-flags]·script-name.escript·[arg1·arg2...]</code></pre><p>For·example:</p><pre><code·class="text">$·chmod·u+x·factorial |
| 142 | $·cat·factorial</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="ch">#!/usr/bin/env·escript | 142 | $·cat·factorial</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="ch">#!/usr/bin/env·escript |
| 143 | </span><span·class="c1">%%·-*-·erlang·-*-</span><span·class="w"> | 143 | </span><span·class="c1">%%·-*-·erlang·-*-</span><span·class="w"> |
| 144 | </span><span·class="c1">%%!·-sname·factorial·-mnesia·debug·verbose</span><span·class="w"> | 144 | </span><span·class="c1">%%!·-sname·factorial·-mnesia·debug·verbose</span><span·class="w"> |
| 145 | </span><span·class="nf">main</span><span·class="p"·data-group-id=" | 145 | </span><span·class="nf">main</span><span·class="p"·data-group-id="3984047583-1">(</span><span·class="p"·data-group-id="3984047583-2">[</span><span·class="n">String</span><span·class="p"·data-group-id="3984047583-2">]</span><span·class="p"·data-group-id="3984047583-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 146 | ····</span><span·class="k">try</span><span·class="w"> | 146 | ····</span><span·class="k">try</span><span·class="w"> |
| 147 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">list_to_integer</span><span·class="p"·data-group-id=" | 147 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">list_to_integer</span><span·class="p"·data-group-id="3984047583-3">(</span><span·class="n">String</span><span·class="p"·data-group-id="3984047583-3">)</span><span·class="p">,</span><span·class="w"> |
| 148 | ········</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fac</span><span·class="p"·data-group-id=" | 148 | ········</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fac</span><span·class="p"·data-group-id="3984047583-4">(</span><span·class="n">N</span><span·class="p"·data-group-id="3984047583-4">)</span><span·class="p">,</span><span·class="w"> |
| 149 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 149 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3984047583-5">(</span><span·class="s">"factorial·</span><span·class="si">~w</span><span·class="s">·=·</span><span·class="si">~w</span><span·class="s">\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3984047[·...·truncated·by·diffoscope;·len:·181,·SHA:·c1b10061e621b30531bb49a863dada08eb3e495ce51fb94a9647a1d8cf2875cd·...·]-5">)</span><span·class="w"> |
| 150 | ····</span><span·class="k">catch</span><span·class="w"> | 150 | ····</span><span·class="k">catch</span><span·class="w"> |
| 151 | ········</span><span·class="p">_</span><span·class="p">:</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 151 | ········</span><span·class="p">_</span><span·class="p">:</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 152 | ············</span><span·class="nf">usage</span><span·class="p"·data-group-id=" | 152 | ············</span><span·class="nf">usage</span><span·class="p"·data-group-id="3984047583-7">(</span><span·class="p"·data-group-id="3984047583-7">)</span><span·class="w"> |
| 153 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 153 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 154 | </span><span·class="nf">main</span><span·class="p"·data-group-id=" | 154 | </span><span·class="nf">main</span><span·class="p"·data-group-id="3984047583-8">(</span><span·class="p">_</span><span·class="p"·data-group-id="3984047583-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 155 | ····</span><span·class="nf">usage</span><span·class="p"·data-group-id=" | 155 | ····</span><span·class="nf">usage</span><span·class="p"·data-group-id="3984047583-9">(</span><span·class="p"·data-group-id="3984047583-9">)</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="nf">usage</span><span·class="p"·data-group-id=" | 156 | </span><span·class="nf">usage</span><span·class="p"·data-group-id="3984047583-10">(</span><span·class="p"·data-group-id="3984047583-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 157 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3984047583-11">(</span><span·class="s">"usage:·factorial·integer\n"</span><span·class="p"·data-group-id="3984047583-11">)</span><span·class="p">,</span><span·class="w"> |
| 158 | ····</span><span·class="nf">halt</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="nf">halt</span><span·class="p"·data-group-id="3984047583-12">(</span><span·class="mi">1</span><span·class="p"·data-group-id="3984047583-12">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="nf">fac</span><span·class="p"·data-group-id=" | 159 | </span><span·class="nf">fac</span><span·class="p"·data-group-id="3984047583-13">(</span><span·class="mi">0</span><span·class="p"·data-group-id="3984047583-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">1</span><span·class="p">;</span><span·class="w"> |
| 160 | </span><span·class="nf">fac</span><span·class="p"·data-group-id=" | 160 | </span><span·class="nf">fac</span><span·class="p"·data-group-id="3984047583-14">(</span><span·class="n">N</span><span·class="p"·data-group-id="3984047583-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·c[·...·truncated·by·diffoscope;·len:·212,·SHA:·abd7a1ff576ea190c9d53f2928a67d4dc1c2d580b4b86eeae16bcf6796346f76·...·]-15">)</span><span·class="p">.</span></code></pre><pre><code·class="text">$·./factorial·5 |
| 161 | factorial·5·=·120 | 161 | factorial·5·=·120 |
| 162 | $·./factorial | 162 | $·./factorial |
| 163 | usage:·factorial·integer | 163 | usage:·factorial·integer |
| 164 | $·./factorial·five | 164 | $·./factorial·five |
| 165 | usage:·factorial·integer</code></pre><p>The·header·of·the·Erlang·script·in·the·example·differs·from·a·normal·Erlang | 165 | usage:·factorial·integer</code></pre><p>The·header·of·the·Erlang·script·in·the·example·differs·from·a·normal·Erlang |
| 166 | module.·The·first·line·is·intended·to·be·the·interpreter·line,·which·invokes | 166 | module.·The·first·line·is·intended·to·be·the·interpreter·line,·which·invokes |
| 167 | <code·class="inline">escript</code>.</p><p>However,·if·you·invoke·the·<code·class="inline">escript</code>·as·follows,·the·contents·of·the·first·line | 167 | <code·class="inline">escript</code>.</p><p>However,·if·you·invoke·the·<code·class="inline">escript</code>·as·follows,·the·contents·of·the·first·line |
| 168 | do·not·matter,·but·it·cannot·contain·Erlang·code·as·it·will·be·ignored:</p><pre><code·class="text">$·escript·factorial·5</code></pre><p>The·second·line·in·the·example·contains·an·optional·directive·to·the·<code·class="inline">Emacs</code> | 168 | do·not·matter,·but·it·cannot·contain·Erlang·code·as·it·will·be·ignored:</p><pre><code·class="text">$·escript·factorial·5</code></pre><p>The·second·line·in·the·example·contains·an·optional·directive·to·the·<code·class="inline">Emacs</code> |
| 169 | editor,·which·causes·it·to·enter·the·major·mode·for·editing·Erlang·source·files. | 169 | editor,·which·causes·it·to·enter·the·major·mode·for·editing·Erlang·source·files. |
| 170 | If·the·directive·is·present,·it·must·be·located·on·the·second·line.</p><p>If·a·comment·selecting·the·<a·href="../../../lib/stdlib-6.2/doc/html/epp.html#encoding">encoding</a>·exists,·it·can·be | 170 | If·the·directive·is·present,·it·must·be·located·on·the·second·line.</p><p>If·a·comment·selecting·the·<a·href="../../../lib/stdlib-6.2/doc/html/epp.html#encoding">encoding</a>·exists,·it·can·be |
| 171 | located·on·the·second·line.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·encoding·specified·by·the·above·mentioned·comment·applies·to·the·script | 171 | located·on·the·second·line.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·encoding·specified·by·the·above·mentioned·comment·applies·to·the·script |
| 172 | itself.·The·encoding·of·the·I/O-server,·however,·must·be·set·explicitly·as | 172 | itself.·The·encoding·of·the·I/O-server,·however,·must·be·set·explicitly·as |
| 173 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">setopts</span><span·class="p"·data-group-id=" | 173 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">setopts</span><span·class="p"·data-group-id="3973673389-1">(</span><span·class="p"·data-group-id="3973673389-2">[</span><span·class="p"·data-group-id="3973673389-3">{</span><span·class="ss">encoding</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·129,·SHA:·3c0015ce2ff30504bbda1172a32604e9f76f472b54d8c3389dfc402e1aac5db0·...·]-1">)</span></code></pre><p>The·default·encoding·of·the·I/O-server·for |
| 174 | <a·href="../../../lib/stdlib-6.2/doc/html/io.html#t:standard_io/0"><code·class="inline">standard_io</code></a>·is·<code·class="inline">unicode</code>·if·its·supported.·(see | 174 | <a·href="../../../lib/stdlib-6.2/doc/html/io.html#t:standard_io/0"><code·class="inline">standard_io</code></a>·is·<code·class="inline">unicode</code>·if·its·supported.·(see |
| 175 | section | 175 | section |
| 176 | <a·href="../../../lib/stdlib-6.2/doc/html/unicode_usage.html#unicode_options_summary">Summary·of·Options</a>)·in | 176 | <a·href="../../../lib/stdlib-6.2/doc/html/unicode_usage.html#unicode_options_summary">Summary·of·Options</a>)·in |
| 177 | the·STDLIB·User's·Guide.</p></section><p>On·the·third·line·(or·second·line·depending·on·the·presence·of·the·Emacs | 177 | the·STDLIB·User's·Guide.</p></section><p>On·the·third·line·(or·second·line·depending·on·the·presence·of·the·Emacs |
| 178 | directive),·arguments·can·be·specified·to·the·emulator,·for·example:</p><pre><code·class="text">%%!·-sname·factorial·-mnesia·debug·verbose</code></pre><p>Such·an·argument·line·must·start·with·<code·class="inline">%%!</code>·and·the·remaining·line·is | 178 | directive),·arguments·can·be·specified·to·the·emulator,·for·example:</p><pre><code·class="text">%%!·-sname·factorial·-mnesia·debug·verbose</code></pre><p>Such·an·argument·line·must·start·with·<code·class="inline">%%!</code>·and·the·remaining·line·is |
| 179 | interpreted·as·arguments·to·the·emulator.</p><p>If·you·know·the·location·of·the·<code·class="inline">escript</code>·executable,·the·first·line·can | 179 | interpreted·as·arguments·to·the·emulator.</p><p>If·you·know·the·location·of·the·<code·class="inline">escript</code>·executable,·the·first·line·can |
| 180 | directly·give·the·path·to·<code·class="inline">escript</code>,·for·example:</p><pre><code·class="text">#!/usr/local/bin/escript</code></pre><p>As·any·other·type·of·scripts,·Erlang·scripts·do·not·work·on·Unix·platforms·if | 180 | directly·give·the·path·to·<code·class="inline">escript</code>,·for·example:</p><pre><code·class="text">#!/usr/local/bin/escript</code></pre><p>As·any·other·type·of·scripts,·Erlang·scripts·do·not·work·on·Unix·platforms·if |
| Offset 188, 23 lines modified | Offset 188, 23 lines modified | ||
| 188 | arguments·specified·to·the·script·(not·changed·or·interpreted·in·any·way).</p><p>If·the·<code·class="inline">main/1</code>·function·in·the·script·returns·successfully,·the·exit·status·for | 188 | arguments·specified·to·the·script·(not·changed·or·interpreted·in·any·way).</p><p>If·the·<code·class="inline">main/1</code>·function·in·the·script·returns·successfully,·the·exit·status·for |
| 189 | the·script·is·<code·class="inline">0</code>.·If·an·exception·is·generated·during·execution,·a·short | 189 | the·script·is·<code·class="inline">0</code>.·If·an·exception·is·generated·during·execution,·a·short |
| 190 | message·is·printed·and·the·script·terminates·with·exit·status·<code·class="inline">127</code>.</p><p>To·return·your·own·non-zero·exit·code,·call·<a·href="erlang.html#halt/1"><code·class="inline">halt(ExitCode)</code></a>,·for | 190 | message·is·printed·and·the·script·terminates·with·exit·status·<code·class="inline">127</code>.</p><p>To·return·your·own·non-zero·exit·code,·call·<a·href="erlang.html#halt/1"><code·class="inline">halt(ExitCode)</code></a>,·for |
| 191 | example:</p><pre><code·class="text">halt(1).</code></pre><p>To·retrieve·the·pathname·of·the·script,·call·<a·href="../../../lib/stdlib-6.2/doc/html/escript.html#script_name/0"><code·class="inline">escript:script_name/0</code></a>·from·your | 191 | example:</p><pre><code·class="text">halt(1).</code></pre><p>To·retrieve·the·pathname·of·the·script,·call·<a·href="../../../lib/stdlib-6.2/doc/html/escript.html#script_name/0"><code·class="inline">escript:script_name/0</code></a>·from·your |
| 192 | script·(the·pathname·is·usually,·but·not·always,·absolute).</p><p>If·the·file·contains·source·code·(as·in·the·example·above),·it·is·processed·by | 192 | script·(the·pathname·is·usually,·but·not·always,·absolute).</p><p>If·the·file·contains·source·code·(as·in·the·example·above),·it·is·processed·by |
| 193 | the·<a·href="../../../lib/stdlib-6.2/doc/html/epp.html"><code·class="inline">epp</code></a>·preprocessor.·This·means·that·you,·for·example,·can·use·predefined | 193 | the·<a·href="../../../lib/stdlib-6.2/doc/html/epp.html"><code·class="inline">epp</code></a>·preprocessor.·This·means·that·you,·for·example,·can·use·predefined |
| 194 | macros·(such·as·<code·class="inline">?MODULE</code>)·and·include·directives·like·the·<code·class="inline">-include_lib</code> | 194 | macros·(such·as·<code·class="inline">?MODULE</code>)·and·include·directives·like·the·<code·class="inline">-include_lib</code> |
| 195 | directive.·For·example,·use</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 195 | directive.·For·example,·use</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="6793307653-1">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="6793307653-1">)</span><span·class="p">.</span></code></pre><p>to·include·the·record·definitions·for·the·records·used·by·function |
| 196 | <a·href="../../../lib/kernel-10.2.2/doc/html/file.html#read_link_info/1"><code·class="inline">file:read_link_info/1</code></a>.·You·can·also·select·encoding·by·including·an·encoding | 196 | <a·href="../../../lib/kernel-10.2.2/doc/html/file.html#read_link_info/1"><code·class="inline">file:read_link_info/1</code></a>.·You·can·also·select·encoding·by·including·an·encoding |
| 197 | comment·here,·but·if·a·valid·encoding·comment·exists·on·the·second·line,·it | 197 | comment·here,·but·if·a·valid·encoding·comment·exists·on·the·second·line,·it |
| 198 | takes·precedence.</p><p>The·script·is·checked·for·syntactic·and·semantic·correctness·before·it·is·run. | 198 | takes·precedence.</p><p>The·script·is·checked·for·syntactic·and·semantic·correctness·before·it·is·run. |
| 199 | If·there·are·warnings·(such·as·unused·variables),·they·are·printed·and·the | 199 | If·there·are·warnings·(such·as·unused·variables),·they·are·printed·and·the |
| 200 | script·will·still·be·run.·If·there·are·errors,·they·are·printed·and·the·script | 200 | script·will·still·be·run.·If·there·are·errors,·they·are·printed·and·the·script |
| 201 | will·not·be·run·and·its·exit·status·is·<code·class="inline">127</code>.</p><p>Both·the·module·declaration·and·the·export·declaration·of·the·<code·class="inline">main/1</code>·function | 201 | will·not·be·run·and·its·exit·status·is·<code·class="inline">127</code>.</p><p>Both·the·module·declaration·and·the·export·declaration·of·the·<code·class="inline">main/1</code>·function |
| 202 | are·optional.</p><p>By·default,·the·script·will·be·compiled·by·the·Erlang·compiler.</p><p>It·is·possible·to·force·it·to·be·interpreted·by·including·the·following·line | 202 | are·optional.</p><p>By·default,·the·script·will·be·compiled·by·the·Erlang·compiler.</p><p>It·is·possible·to·force·it·to·be·interpreted·by·including·the·following·line |
| 203 | somewhere·in·the·script·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">mode</span><span·class="p"·data-group-id=" | 203 | somewhere·in·the·script·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">mode</span><span·class="p"·data-group-id="0218327707-1">(</span><span·class="ss">interpret</span><span·class="p"·data-group-id="0218327707-1">)</span><span·class="p">.</span></code></pre><p>Execution·of·interpreted·code·is·slower·than·compiled·code,·and·some·language |
| 204 | constructs·will·not·work,·but·there·is·no·requirement·for·the·Erlang·compiler | 204 | constructs·will·not·work,·but·there·is·no·requirement·for·the·Erlang·compiler |
| 205 | application·to·be·available.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·27·the·script·would·be·interpreted·by·default.</p></section><h2·id="precompiled-escripts"·class="section-heading"> | 205 | application·to·be·available.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·27·the·script·would·be·interpreted·by·default.</p></section><h2·id="precompiled-escripts"·class="section-heading"> |
| 206 | ··<a·href="#precompiled-escripts"·class="hover-link"> | 206 | ··<a·href="#precompiled-escripts"·class="hover-link"> |
| 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 208 | ··</a> | 208 | ··</a> |
| 209 | ··<span·class="text">Precompiled·escripts</span> | 209 | ··<span·class="text">Precompiled·escripts</span> |
| 210 | </h2> | 210 | </h2> |
| Offset 309, 15 lines modified | Offset 309, 15 lines modified | ||
| 309 | ······<p·class="built-using"> | 309 | ······<p·class="built-using"> |
| 310 | ········Built·using | 310 | ········Built·using |
| 311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 313 | ······</p> | 313 | ······</p> |
| 314 | <p>Copyright·©·1996-202 | 314 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 315 | ····</footer> | 315 | ····</footer> |
| 316 | ··</div> | 316 | ··</div> |
| 317 | </main> | 317 | </main> |
| 318 | </div> | 318 | </div> |
| 319 | <script> | 319 | <script> |
| 320 | ··function·mermaidLoaded()·{ | 320 | ··function·mermaidLoaded()·{ |
| 321 | ····mermaid.initialize({ | 321 | ····mermaid.initialize({ |
| Offset 133, 33 lines modified | Offset 133, 33 lines modified | ||
| 133 | </h2> | 133 | </h2> |
| 134 | <p>Each·Erlang·process·has·its·own·stack·and·heap·which·are·allocated·in·the·same·memory·block·and·grow·towards·each·other.·When·the·stack·and·the·heap·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/beam_emu.c#L387">meet</a>,·the·garbage·collector·is·triggered·and·memory·is·reclaimed.·If·not·enough·memory·was·reclaimed,·the·heap·will·grow.</p><h3·id="creating-data"·class="section-heading"> | 134 | <p>Each·Erlang·process·has·its·own·stack·and·heap·which·are·allocated·in·the·same·memory·block·and·grow·towards·each·other.·When·the·stack·and·the·heap·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/beam_emu.c#L387">meet</a>,·the·garbage·collector·is·triggered·and·memory·is·reclaimed.·If·not·enough·memory·was·reclaimed,·the·heap·will·grow.</p><h3·id="creating-data"·class="section-heading"> |
| 135 | ··<a·href="#creating-data"·class="hover-link"> | 135 | ··<a·href="#creating-data"·class="hover-link"> |
| 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 137 | ··</a> | 137 | ··</a> |
| 138 | ··<span·class="text">Creating·Data</span> | 138 | ··<span·class="text">Creating·Data</span> |
| 139 | </h3> | 139 | </h3> |
| 140 | <p>Terms·are·created·on·the·heap·by·evaluating·expressions.·There·are·two·major·types·of·terms:·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_term.h#L88-L97">immediate·terms</a>·which·require·no·heap·space·(small·integers,·atoms,·pids,·port·ids·etc)·and·cons·or·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_term.h#L106-L120">boxed·terms</a>·(tuple,·big·num,·binaries·etc)·that·do·require·heap·space.·Immediate·terms·do·not·need·any·heap·space·because·they·are·embedded·into·the·containing·structure.</p><p>Let's·look·at·an·example·that·returns·a·tuple·with·the·newly·created·data.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">data</span><span·class="p"·data-group-id=" | 140 | <p>Terms·are·created·on·the·heap·by·evaluating·expressions.·There·are·two·major·types·of·terms:·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_term.h#L88-L97">immediate·terms</a>·which·require·no·heap·space·(small·integers,·atoms,·pids,·port·ids·etc)·and·cons·or·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_term.h#L106-L120">boxed·terms</a>·(tuple,·big·num,·binaries·etc)·that·do·require·heap·space.·Immediate·terms·do·not·need·any·heap·space·because·they·are·embedded·into·the·containing·structure.</p><p>Let's·look·at·an·example·that·returns·a·tuple·with·the·newly·created·data.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">data</span><span·class="p"·data-group-id="9570415727-1">(</span><span·class="n">Foo</span><span·class="p"·data-group-id="9570415727-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 141 | ···</span><span·class="n">Cons</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 141 | ···</span><span·class="n">Cons</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9570415727-2">[</span><span·class="mi">42</span><span·class="p">|</span><span·class="n">Foo</span><span·class="p"·data-group-id="9570415727-2">]</span><span·class="p">,</span><span·class="w"> |
| 142 | ···</span><span·class="n">Literal</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 142 | ···</span><span·class="n">Literal</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9570415727-3">{</span><span·class="ss">text</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"hello·world!"</span><span·class="p"·data-group-id="9570415727-3">}</span><span·class="p">,</span><span·class="w"> |
| 143 | ···</span><span·class="p"·data-group-id=" | 143 | ···</span><span·class="p"·data-group-id="9570415727-4">{</span><span·class="ss">tag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cons</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Literal</span><span·class="p"·data-group-id="9570415727-4">}</span><span·class="p">.</span></code></pre><p>In·this·example·we·first·create·a·new·cons·cell·with·an·integer·and·a·tuple·with·some·text.·Then·a·tuple·of·size·three·wrapping·the·other·values·with·an·atom·tag·is·created·and·returned.</p><p>On·the·heap·tuples·require·a·word·size·for·each·of·its·elements·as·well·as·for·the·header.·Cons·cells·always·require·two·words.·Adding·these·things·together,·we·get·seven·words·for·the·tuples·and·26·words·for·the·cons·cells.·The·string·<code·class="inline">"hello·world!"</code>·is·a·list·of·cons·cells·and·thus·requires·24·words.·The·atom·<code·class="inline">tag</code>·and·the·integer·<code·class="inline">42</code>·do·not·require·any·additional·heap·memory·since·it·is·an·<em>immediate</em>.·Adding·all·the·terms·together,·the·heap·space·required·in·this·example·should·be·33·words.</p><p>Compiling·this·code·to·beam·assembly·(<code·class="inline">erlc·-S</code>)·shows·exactly·what·is·happening.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="p"·data-group-id=" | 144 | </span><span·class="p"·data-group-id="5571001456-1">{</span><span·class="ss">test_heap</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5571001456-1">}</span><span·class="p">.</span><span·class="w"> |
| 145 | </span><span·class="p"·data-group-id=" | 145 | </span><span·class="p"·data-group-id="5571001456-2">{</span><span·class="ss">put_list</span><span·class="p">,</span><span·class="p"·data-group-id="5571001456-3">{</span><span·class="ss">integer</span><span·class="p">,</span><span·class="mi">42</span><span·class="p"·data-group-id="5571001456-3"[·...·truncated·by·diffoscope;·len:·458,·SHA:·5cc4ce042875f95fb38838cfc308076af3499e5008413d89a2461667d7b8fabf·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 146 | </span><span·class="p"·data-group-id=" | 146 | </span><span·class="p"·data-group-id="5571001456-6">{</span><span·class="ss">put_tuple</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="p"·data-group-id="5571001456-7">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="mi">0</span><[·...·truncated·by·diffoscope;·len:·93,·SHA:·84f5ffb579d9108573e6f1128fed79c229c4858c133daf29027c846708ed1e69·...·]-6">}</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="p"·data-group-id=" | 147 | </span><span·class="p"·data-group-id="5571001456-8">{</span><span·class="nb">put</span><span·class="p">,</span><span·class="p"·data-group-id="5571001456-9">{</span><span·class="ss">atom</span><span·class="p">,</span><span·class="ss">tag</span><span·class="p"·data-group-id="5571001456-9">}</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·cd297c80bfab52d90a9c3458f795f5c5a94c939df99676898f921300fc12c663·...·]-8">}</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="p"·data-group-id=" | 148 | </span><span·class="p"·data-group-id="5571001456-10">{</span><span·class="nb">put</span><span·class="p">,</span><span·class="p"·data-group-id="5571001456-11">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5571001456-11">}</span>[·...·truncated·by·diffoscope;·len:·41,·SHA:·ec5cbbbeafa7717e02c8664f5cda3eb9b7a5230ff9f52fe667f5a6374612143a·...·]-10">}</span><span·class="p">.</span><span·class="w"> |
| 149 | </span><span·class="p"·data-group-id=" | 149 | </span><span·class="p"·data-group-id="5571001456-12">{</span><span·class="nb">put</span><span·class="p">,</span><span·class="p"·data-group-id="5571001456-13">{</span><span·class="ss">literal</span><span·class="p">,</span><span·class="p"·data-group-id="5571001456-14">{</span><span·class="ss">te[·...·truncated·by·diffoscope;·len:·229,·SHA:·8d22144ba2298e6e1059593cd6b28e3d5d114ad04f641907f5c73fdd88b91397·...·]-12">}</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="ss">return</span><span·class="p">.</span></code></pre><p>Looking·at·the·assembler·code·we·can·see·three·things:·The·heap·requirement·in·this·function·turns·out·to·be·only·six·words,·as·seen·by·the·<code·class="inline">{test_heap,6,1}</code>·instruction.·All·the·allocations·are·combined·to·a·single·instruction.·The·bulk·of·the·data·<code·class="inline">{text,·"hello·world!"}</code>·is·a·<em>literal</em>.·Literals,·sometimes·referred·to·as·constants,·are·not·allocated·in·the·function·since·they·are·a·part·of·the·module·and·allocated·at·load·time.</p><p>If·there·is·not·enough·space·available·on·the·heap·to·satisfy·the·<code·class="inline">test_heap</code>·instructions·request·for·memory,·then·a·garbage·collection·is·initiated.·It·may·happen·immediately·in·the·<code·class="inline">test_heap</code>·instruction,·or·it·can·be·delayed·until·a·later·time·depending·on·what·state·the·process·is·in.·If·the·garbage·collection·is·delayed,·any·memory·needed·will·be·allocated·in·heap·fragments.·Heap·fragments·are·extra·memory·blocks·that·are·a·part·of·the·young·heap,·but·are·not·allocated·in·the·contiguous·area·where·terms·normally·reside.·See·<a·href="#the-young-heap">The·young·heap</a>·for·more·details.</p><h3·id="the-collector"·class="section-heading"> | 150 | </span><span·class="ss">return</span><span·class="p">.</span></code></pre><p>Looking·at·the·assembler·code·we·can·see·three·things:·The·heap·requirement·in·this·function·turns·out·to·be·only·six·words,·as·seen·by·the·<code·class="inline">{test_heap,6,1}</code>·instruction.·All·the·allocations·are·combined·to·a·single·instruction.·The·bulk·of·the·data·<code·class="inline">{text,·"hello·world!"}</code>·is·a·<em>literal</em>.·Literals,·sometimes·referred·to·as·constants,·are·not·allocated·in·the·function·since·they·are·a·part·of·the·module·and·allocated·at·load·time.</p><p>If·there·is·not·enough·space·available·on·the·heap·to·satisfy·the·<code·class="inline">test_heap</code>·instructions·request·for·memory,·then·a·garbage·collection·is·initiated.·It·may·happen·immediately·in·the·<code·class="inline">test_heap</code>·instruction,·or·it·can·be·delayed·until·a·later·time·depending·on·what·state·the·process·is·in.·If·the·garbage·collection·is·delayed,·any·memory·needed·will·be·allocated·in·heap·fragments.·Heap·fragments·are·extra·memory·blocks·that·are·a·part·of·the·young·heap,·but·are·not·allocated·in·the·contiguous·area·where·terms·normally·reside.·See·<a·href="#the-young-heap">The·young·heap</a>·for·more·details.</p><h3·id="the-collector"·class="section-heading"> |
| 151 | ··<a·href="#the-collector"·class="hover-link"> | 151 | ··<a·href="#the-collector"·class="hover-link"> |
| 152 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 152 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 153 | ··</a> | 153 | ··</a> |
| 154 | ··<span·class="text">The·collector</span> | 154 | ··<span·class="text">The·collector</span> |
| 155 | </h3> | 155 | </h3> |
| 156 | <p>Erlang·has·a·copying·semi-space·garbage·collector.·This·means·that·when·doing·a·garbage·collection,·the·terms·are·copied·from·one·distinct·area,·called·the·<em>from·space</em>,·to·a·new·clean·area,·called·the·<em>to·space</em>.·The·collector·starts·by·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1980">scanning·the·root-set</a>·(stack,·registers,·etc).</p><p><img·src="assets/gc-start.png"·alt="Garbage·collection:·initial·values"/></p><p>It·follows·all·the·pointers·from·the·root-set·to·the·heap·and·copies·each·term·word·by·word·to·the·<em>to·space</em>.</p><p>After·the·header·word·has·been·copied·a·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.h#L45-L46"><em>move·marker</em></a>·is·destructively·placed·in·it·pointing·to·the·term·in·the·<em>to·space</em>.·Any·other·term·that·points·to·the·already·moved·term·will·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1125">see·this·move·marker</a>·and·copy·the·referring·pointer·instead.·For·example,·if·the·have·the·following·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 156 | <p>Erlang·has·a·copying·semi-space·garbage·collector.·This·means·that·when·doing·a·garbage·collection,·the·terms·are·copied·from·one·distinct·area,·called·the·<em>from·space</em>,·to·a·new·clean·area,·called·the·<em>to·space</em>.·The·collector·starts·by·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1980">scanning·the·root-set</a>·(stack,·registers,·etc).</p><p><img·src="assets/gc-start.png"·alt="Garbage·collection:·initial·values"/></p><p>It·follows·all·the·pointers·from·the·root-set·to·the·heap·and·copies·each·term·word·by·word·to·the·<em>to·space</em>.</p><p>After·the·header·word·has·been·copied·a·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.h#L45-L46"><em>move·marker</em></a>·is·destructively·placed·in·it·pointing·to·the·term·in·the·<em>to·space</em>.·Any·other·term·that·points·to·the·already·moved·term·will·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1125">see·this·move·marker</a>·and·copy·the·referring·pointer·instead.·For·example,·if·the·have·the·following·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="2399558143-1">(</span><span·class="n">Arg</span><span·class="p"·data-group-id="2399558143-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ····</span><span·class="n">T</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 157 | ····</span><span·class="n">T</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2399558143-2">{</span><span·class="ss">test</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Arg</span><span·class="p"·data-group-id="2399558143-2">}</span><span·class="p">,</span><span·class="w"> |
| 158 | ····</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="p"·data-group-id="2399558143-3">{</span><span·class="ss">wrapper</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·54,·SHA:·4d5e1c15e0b3132d9ce05c38b91fa80374c3fd803348114c8347a66b241a6148·...·]-3">}</span><span·class="p">.</span></code></pre><p>Only·one·copy·of·T·exists·on·the·heap·and·during·the·garbage·collection·only·the·first·time·T·is·encountered·will·it·be·copied.</p><p><img·src="assets/gc-rootset-scan.png"·alt="Garbage·collection:·root·set·scan"/></p><p>After·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1089">all·terms</a>·referenced·by·the·root-set·have·been·copied,·the·collector·scans·the·<em>to·space</em>·and·copies·all·terms·that·these·terms·reference.·When·scanning,·the·collector·steps·through·each·term·on·the·<em>to·space</em>·and·any·term·still·referencing·the·<em>from·space</em>·is·copied·over·to·the·<em>to·space</em>.·Some·terms·contain·non-term·data·(the·payload·of·a·on·heap·binary·for·instance).·When·encountered·by·the·collector,·these·values·are·simply·skipped.</p><p><img·src="assets/gc-heap-scan1.png"·alt="Garbage·collection:·heap·scan"/></p><p>Every·term·object·we·can·reach·is·copied·to·the·<em>to·space</em>·and·stored·on·top·off·the·<em>scan·stop</em>·line,·and·then·the·scan·stop·is·moved·to·the·end·of·the·last·object.</p><p><img·src="assets/gc-heap-stop.png"·alt="Garbage·collection:·heap·scan"/></p><p>When·<em>scan·stop</em>·marker·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1103">catches·up</a>·to·the·<em>scan·start</em>·marker,·the·garbage·collection·is·done.·At·this·point·we·can·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1206">deallocate</a>·the·entire·<em>from·space</em>·and·therefore·reclaim·the·entire·young·heap.</p><h2·id="generational-garbage-collection"·class="section-heading"> |
| 159 | ··<a·href="#generational-garbage-collection"·class="hover-link"> | 159 | ··<a·href="#generational-garbage-collection"·class="hover-link"> |
| 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 161 | ··</a> | 161 | ··</a> |
| 162 | ··<span·class="text">Generational·Garbage·Collection</span> | 162 | ··<span·class="text">Generational·Garbage·Collection</span> |
| 163 | </h2> | 163 | </h2> |
| 164 | <p>In·addition·to·the·collection·algorithm·described·above,·the·Erlang·garbage·collector·also·provides·generational·garbage·collection.·An·additional·heap,·called·the·old·heap,·is·used·where·the·long·lived·data·is·stored.·The·original·heap·is·called·the·young·heap,·or·sometimes·the·allocation·heap.</p><p>With·this·in·mind·we·can·look·at·the·Erlang's·garbage·collection·again.·During·the·copy·stage·anything·that·should·be·copied·to·the·young·<em>to·space</em>·is·instead·copied·to·the·old·<em>to·space</em>·<em>if</em>·it·is·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1127">below·the·<em>high-watermark</em></a>.</p><p><img·src="assets/gc-watermark.png"·alt="Garbage·collection:·heap·scan"/></p><p>The·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_process.h#L1021"><em>high-watermark</em></a>·is·placed·where·the·previous·garbage·collection·(described·in·<a·href="#overview">Overview</a>)·ended·and·we·have·introduced·a·new·area·called·the·old·heap.·When·doing·the·normal·garbage·collection·pass,·any·term·that·is·located·below·the·high-watermark·is·copied·to·the·old·<em>to·space</em>·instead·of·the·young.</p><p><img·src="assets/gc-watermark-2.png"·alt="Garbage·collection:·heap·scan"/></p><p>In·the·next·garbage·collection,·any·pointers·to·the·old·heap·will·be·ignored·and·not·scanned.·This·way·the·garbage·collector·does·not·have·to·scan·the·long-lived·terms.</p><p>Generational·garbage·collection·aims·to·increase·performance·at·the·expense·of·memory.·This·is·achieved·because·only·the·young,·smaller,·heap·is·considered·in·most·garbage·collections.</p><p>The·generational·hypothesis·predicts·that·most·terms·tend·to·die·young·(see·D.·Ungar·in·<a·href="#references">References</a>),·and·for·an·immutable·language·such·as·Erlang,·young·terms·die·even·faster·than·in·other·languages.·So·for·most·usage·patterns·the·data·in·the·new·heap·will·die·very·soon·after·it·is·allocated.·This·is·good·because·it·limits·the·amount·of·data·copied·to·the·old·heap·and·also·because·the·garbage·collection·algorithm·used·is·proportional·to·the·amount·of·live·data·on·the·heap.</p><p>One·critical·issue·to·note·here·is·that·any·term·on·the·young·heap·can·reference·terms·on·the·old·heap·but·<em>no</em>·term·on·the·old·heap·may·refer·to·a·term·on·the·young·heap.·This·is·due·to·the·nature·of·the·copy·algorithm.·Anything·referenced·by·an·old·heap·term·is·not·included·in·the·reference·tree,·root-set·and·its·followers,·and·hence·is·not·copied.·If·it·was,·the·data·would·be·lost,·fire·and·brimstone·would·rise·to·cover·the·earth.·Fortunately,·this·comes·naturally·for·Erlang·because·the·terms·are·immutable·and·thus·there·can·be·no·pointers·modified·on·the·old·heap·to·point·to·the·young·heap.</p><p>To·reclaim·data·from·the·old·heap,·both·young·and·old·heaps·are·included·during·the·collection·and·copied·to·a·common·<em>to·space</em>.·Both·the·<em>from·space</em>·of·the·young·and·old·heap·are·then·deallocated·and·the·procedure·will·start·over·from·the·beginning.·This·type·of·garbage·collection·is·called·a·full·sweep·and·is·triggered·when·the·size·of·the·area·under·the·high-watermark·is·larger·than·the·size·of·the·free·area·of·the·old·heap.·It·can·also·be·triggered·by·doing·a·manual·call·to·<a·href="http://erlang.org/doc/man/erlang.html#garbage_collect-0">erlang:garbage_collect()</a>,·or·by·running·into·the·young·garbage·collection·limit·set·by·[spawn_opt(fun(),<a·href="http://erlang.org/doc/man/erlang.html#spawn_opt-4">{fullsweep_after,·N}])</a>·where·N·is·the·number·of·young·garbage·collections·to·do·before·forcing·a·garbage·collection·of·both·young·and·old·heap.</p><h2·id="the-young-heap"·class="section-heading"> | 164 | <p>In·addition·to·the·collection·algorithm·described·above,·the·Erlang·garbage·collector·also·provides·generational·garbage·collection.·An·additional·heap,·called·the·old·heap,·is·used·where·the·long·lived·data·is·stored.·The·original·heap·is·called·the·young·heap,·or·sometimes·the·allocation·heap.</p><p>With·this·in·mind·we·can·look·at·the·Erlang's·garbage·collection·again.·During·the·copy·stage·anything·that·should·be·copied·to·the·young·<em>to·space</em>·is·instead·copied·to·the·old·<em>to·space</em>·<em>if</em>·it·is·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1127">below·the·<em>high-watermark</em></a>.</p><p><img·src="assets/gc-watermark.png"·alt="Garbage·collection:·heap·scan"/></p><p>The·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_process.h#L1021"><em>high-watermark</em></a>·is·placed·where·the·previous·garbage·collection·(described·in·<a·href="#overview">Overview</a>)·ended·and·we·have·introduced·a·new·area·called·the·old·heap.·When·doing·the·normal·garbage·collection·pass,·any·term·that·is·located·below·the·high-watermark·is·copied·to·the·old·<em>to·space</em>·instead·of·the·young.</p><p><img·src="assets/gc-watermark-2.png"·alt="Garbage·collection:·heap·scan"/></p><p>In·the·next·garbage·collection,·any·pointers·to·the·old·heap·will·be·ignored·and·not·scanned.·This·way·the·garbage·collector·does·not·have·to·scan·the·long-lived·terms.</p><p>Generational·garbage·collection·aims·to·increase·performance·at·the·expense·of·memory.·This·is·achieved·because·only·the·young,·smaller,·heap·is·considered·in·most·garbage·collections.</p><p>The·generational·hypothesis·predicts·that·most·terms·tend·to·die·young·(see·D.·Ungar·in·<a·href="#references">References</a>),·and·for·an·immutable·language·such·as·Erlang,·young·terms·die·even·faster·than·in·other·languages.·So·for·most·usage·patterns·the·data·in·the·new·heap·will·die·very·soon·after·it·is·allocated.·This·is·good·because·it·limits·the·amount·of·data·copied·to·the·old·heap·and·also·because·the·garbage·collection·algorithm·used·is·proportional·to·the·amount·of·live·data·on·the·heap.</p><p>One·critical·issue·to·note·here·is·that·any·term·on·the·young·heap·can·reference·terms·on·the·old·heap·but·<em>no</em>·term·on·the·old·heap·may·refer·to·a·term·on·the·young·heap.·This·is·due·to·the·nature·of·the·copy·algorithm.·Anything·referenced·by·an·old·heap·term·is·not·included·in·the·reference·tree,·root-set·and·its·followers,·and·hence·is·not·copied.·If·it·was,·the·data·would·be·lost,·fire·and·brimstone·would·rise·to·cover·the·earth.·Fortunately,·this·comes·naturally·for·Erlang·because·the·terms·are·immutable·and·thus·there·can·be·no·pointers·modified·on·the·old·heap·to·point·to·the·young·heap.</p><p>To·reclaim·data·from·the·old·heap,·both·young·and·old·heaps·are·included·during·the·collection·and·copied·to·a·common·<em>to·space</em>.·Both·the·<em>from·space</em>·of·the·young·and·old·heap·are·then·deallocated·and·the·procedure·will·start·over·from·the·beginning.·This·type·of·garbage·collection·is·called·a·full·sweep·and·is·triggered·when·the·size·of·the·area·under·the·high-watermark·is·larger·than·the·size·of·the·free·area·of·the·old·heap.·It·can·also·be·triggered·by·doing·a·manual·call·to·<a·href="http://erlang.org/doc/man/erlang.html#garbage_collect-0">erlang:garbage_collect()</a>,·or·by·running·into·the·young·garbage·collection·limit·set·by·[spawn_opt(fun(),<a·href="http://erlang.org/doc/man/erlang.html#spawn_opt-4">{fullsweep_after,·N}])</a>·where·N·is·the·number·of·young·garbage·collections·to·do·before·forcing·a·garbage·collection·of·both·young·and·old·heap.</p><h2·id="the-young-heap"·class="section-heading"> |
| 165 | ··<a·href="#the-young-heap"·class="hover-link"> | 165 | ··<a·href="#the-young-heap"·class="hover-link"> |
| Offset 175, 19 lines modified | Offset 175, 19 lines modified | ||
| 175 | </h2> | 175 | </h2> |
| 176 | <p>As·mentioned·in·the·Overview·the·size·of·the·heap·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L247">grows</a>·to·accommodate·more·data.·Heaps·grow·in·two·stages,·first·a·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L199-L208">variation·of·the·Fibonacci·sequence</a>·is·used·starting·at·233·words.·Then·at·about·1·mega·words·the·heap·only·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L215-L227">grows·in·20%·increments</a>.</p><p>There·are·two·occasions·when·the·young·heap·grows:</p><ul><li>if·the·total·size·of·the·heap·+·message·and·heap·fragments·exceeds·the·current·heap·size.</li><li>if·after·a·fullsweep,·the·total·amount·of·live·objects·is·greater·than·75%.</li></ul><p>There·are·two·occasions·when·the·young·heap·is·shrunk:</p><ul><li>if·after·a·young·collection,·the·total·amount·of·live·objects·is·less·than·25%·of·the·heap·and·the·young·heap·is·"big"</li><li>if·after·a·fullsweep,·the·total·amount·of·live·objects·is·less·than·25%·of·the·heap.</li></ul><p>The·old·heap·is·always·one·step·ahead·in·the·heap·growth·stages·than·the·young·heap.</p><h2·id="literals"·class="section-heading"> | 176 | <p>As·mentioned·in·the·Overview·the·size·of·the·heap·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L247">grows</a>·to·accommodate·more·data.·Heaps·grow·in·two·stages,·first·a·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L199-L208">variation·of·the·Fibonacci·sequence</a>·is·used·starting·at·233·words.·Then·at·about·1·mega·words·the·heap·only·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L215-L227">grows·in·20%·increments</a>.</p><p>There·are·two·occasions·when·the·young·heap·grows:</p><ul><li>if·the·total·size·of·the·heap·+·message·and·heap·fragments·exceeds·the·current·heap·size.</li><li>if·after·a·fullsweep,·the·total·amount·of·live·objects·is·greater·than·75%.</li></ul><p>There·are·two·occasions·when·the·young·heap·is·shrunk:</p><ul><li>if·after·a·young·collection,·the·total·amount·of·live·objects·is·less·than·25%·of·the·heap·and·the·young·heap·is·"big"</li><li>if·after·a·fullsweep,·the·total·amount·of·live·objects·is·less·than·25%·of·the·heap.</li></ul><p>The·old·heap·is·always·one·step·ahead·in·the·heap·growth·stages·than·the·young·heap.</p><h2·id="literals"·class="section-heading"> |
| 177 | ··<a·href="#literals"·class="hover-link"> | 177 | ··<a·href="#literals"·class="hover-link"> |
| 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 179 | ··</a> | 179 | ··</a> |
| 180 | ··<span·class="text">Literals</span> | 180 | ··<span·class="text">Literals</span> |
| 181 | </h2> | 181 | </h2> |
| 182 | <p>When·garbage·collecting·a·heap·(young·or·old)·all·literals·are·left·in·place·and·not·copied.·To·figure·out·if·a·term·should·be·copied·or·not·when·doing·a·garbage·collection·the·following·pseudo·code·is·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">if</span><span·class="w">·</span><span·class="p"·data-group-id="5 | 182 | <p>When·garbage·collecting·a·heap·(young·or·old)·all·literals·are·left·in·place·and·not·copied.·To·figure·out·if·a·term·should·be·copied·or·not·when·doing·a·garbage·collection·the·following·pseudo·code·is·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">if</span><span·class="w">·</span><span·class="p"·data-group-id="5123672230-1">(</span><span·class="nf">erts_is_literal</span><span·class="p"·data-group-id="5123672230-2">(</span><span·class="ss">ptr</span><span·class="p"·data-group-id="5123672230-2">)</span><span·class="w">·</span><span·class="p">||</span><span·class="w[·...·truncated·by·diffoscope;·len:·540,·SHA:·93a6f4901bc5aaf91fb5a579ca405cd85e6cfb835c7805c9a3525ccc4260ff7e·...·]-5">{</span><span·class="w"> |
| 183 | ··</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">literal</span><span·class="w">·</span><span·class="ow">or</span><span·class="w">·</span><span·class="ss">non</span><span·class="w">·</span><span·class="ss">fullsweep</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">copy</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 183 | ··</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">literal</span><span·class="w">·</span><span·class="ow">or</span><span·class="w">·</span><span·class="ss">non</span><span·class="w">·</span><span·class="ss">fullsweep</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">copy</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 184 | </span><span·class="p"·data-group-id="5 | 184 | </span><span·class="p"·data-group-id="5123672230-5">}</span><span·class="w">·</span><span·class="k">else</span><span·class="w">·</span><span·class="p"·data-group-id="5123672230-6">{</span><span·class="w"> |
| 185 | ··</span><span·class="nf">copy</span><span·class="p"·data-group-id="5 | 185 | ··</span><span·class="nf">copy</span><span·class="p"·data-group-id="5123672230-7">(</span><span·class="ss">ptr</span><span·class="p"·data-group-id="5123672230-7">)</span><span·class="p">;</span><span·class="w"> |
| 186 | </span><span·class="p"·data-group-id="5 | 186 | </span><span·class="p"·data-group-id="5123672230-6">}</span></code></pre><p>The·<a·href="https://github.com/erlang/otp/blob/OTP-19.0/erts/emulator/beam/global.h#L1452-L1465"><code·class="inline">erts_is_literal</code></a>·check·works·differently·on·different·architectures·and·operating·systems.</p><p>On·64·bit·systems·that·allow·mapping·of·unreserved·virtual·memory·areas·(most·operating·systems·except·Windows),·an·area·of·size·1·GB·(by·default)·is·mapped·and·then·all·literals·are·placed·within·that·area.·Then·all·that·has·to·be·done·to·determine·if·something·is·a·literal·or·not·is·<a·href="https://github.com/erlang/otp/blob/OTP-19.0/erts/emulator/beam/erl_alloc.h#L322-L324">two·quick·pointer·checks</a>.·This·system·relies·on·the·fact·that·a·memory·page·that·has·not·been·touched·yet·does·not·take·any·actual·space.·So·even·if·1·GB·of·virtual·memory·is·mapped,·only·the·memory·which·is·actually·needed·for·literals·is·allocated·in·ram.·The·size·of·the·literal·area·is·configurable·through·the·+MIscs·erts_alloc·option.</p><p>On·32·bit·systems,·there·is·not·enough·virtual·memory·space·to·allocate·1·GB·for·just·literals,·so·instead·small·256·KB·sized·literal·regions·are·created·on·demand·and·a·card·mark·bit-array·of·the·entire·32·bit·memory·space·is·then·used·to·determine·if·a·term·is·a·literal·or·not.·Since·the·total·memory·space·is·only·32·bits,·the·card·mark·bit-array·is·only·256·words·large.·On·a·64·bit·system·the·same·bit-array·would·have·to·be·1·tera·words·large,·so·this·technique·is·only·viable·on·32·bit·systems.·Doing·<a·href="https://github.com/erlang/otp/blob/OTP-19.0/erts/emulator/beam/erl_alloc.h#L316-L319">lookups·in·the·array</a>·is·a·little·more·expensive·then·just·doing·the·pointer·checks·that·can·be·done·in·64·bit·systems,·but·not·extremely·so.</p><p>On·64·bit·windows,·on·which·erts_alloc·cannot·do·unreserved·virtual·memory·mappings,·a·<a·href="https://github.com/erlang/otp/blob/OTP-19.0/erts/emulator/beam/erl_term.h#L59">special·tag</a>·within·the·Erlang·term·object·is·used·to·determine·if·something·<a·href="https://github.com/erlang/otp/blob/OTP-19.0/erts/emulator/beam/erl_term.h#L248-L252">is·a·literal·or·not</a>.·This·is·very·cheap,·however,·the·tag·is·only·available·on·64·bit·machines,·and·it·is·possible·to·do·a·great·deal·of·other·nice·optimizations·with·this·tag·in·the·future·(like·for·instance·a·more·compact·list·implementation)·so·it·is·not·used·on·operating·systems·where·it·is·not·needed.</p><p>This·behaviour·is·different·from·how·it·worked·prior·to·Erlang/OTP·19.0.·Before·19.0·the·literal·check·was·done·by·checking·if·the·pointer·pointed·to·the·young·or·old·heap·block.·If·it·did·not,·then·it·was·considered·a·literal.·This·lead·to·considerable·overhead·and·strange·memory·usage·scenarios,·so·it·was·removed·in·19.0.</p><h2·id="binary-heap"·class="section-heading"> |
| 187 | ··<a·href="#binary-heap"·class="hover-link"> | 187 | ··<a·href="#binary-heap"·class="hover-link"> |
| 188 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 188 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 189 | ··</a> | 189 | ··</a> |
| 190 | ··<span·class="text">Binary·heap</span> | 190 | ··<span·class="text">Binary·heap</span> |
| 191 | </h2> | 191 | </h2> |
| 192 | <p>The·binary·heap·works·as·a·large·object·space·for·binary·terms·that·are·greater·than·64·bytes·(from·now·on·called·off-heap·binaries).·The·binary·heap·is·<a·href="https://en.wikipedia.org/wiki/Reference_counting">reference·counted</a>·and·a·pointer·to·the·off-heap·binary·is·stored·on·the·process·heap.·To·keep·track·of·when·to·decrement·the·reference·counter·of·the·off-heap·binary,·a·linked·list·(the·MSO·-·mark·and·sweep·object·list)·containing·funs·and·externals·as·well·as·off-heap·binaries·is·woven·through·the·heap.·After·a·garbage·collection·is·done,·the·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2299">MSO·list·is·swept</a>·and·any·off-heap·binary·that·does·not·have·a·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2325">move·marker</a>·written·into·the·header·words·has·its·reference·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2344-L2367">decremented·and·is·potentially·freed</a>.</p><p>All·items·in·the·MSO·list·are·ordered·by·the·time·they·were·added·to·the·process·heap,·so·when·doing·a·minor·garbage·collection,·the·MSO·sweeper·only·has·to·sweep·until·it·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2369">encounters·an·off-heap·binary·that·is·on·the·old·heap</a>.</p><h3·id="virtual-binary-heap"·class="section-heading"> | 192 | <p>The·binary·heap·works·as·a·large·object·space·for·binary·terms·that·are·greater·than·64·bytes·(from·now·on·called·off-heap·binaries).·The·binary·heap·is·<a·href="https://en.wikipedia.org/wiki/Reference_counting">reference·counted</a>·and·a·pointer·to·the·off-heap·binary·is·stored·on·the·process·heap.·To·keep·track·of·when·to·decrement·the·reference·counter·of·the·off-heap·binary,·a·linked·list·(the·MSO·-·mark·and·sweep·object·list)·containing·funs·and·externals·as·well·as·off-heap·binaries·is·woven·through·the·heap.·After·a·garbage·collection·is·done,·the·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2299">MSO·list·is·swept</a>·and·any·off-heap·binary·that·does·not·have·a·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2325">move·marker</a>·written·into·the·header·words·has·its·reference·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2344-L2367">decremented·and·is·potentially·freed</a>.</p><p>All·items·in·the·MSO·list·are·ordered·by·the·time·they·were·added·to·the·process·heap,·so·when·doing·a·minor·garbage·collection,·the·MSO·sweeper·only·has·to·sweep·until·it·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2369">encounters·an·off-heap·binary·that·is·on·the·old·heap</a>.</p><h3·id="virtual-binary-heap"·class="section-heading"> |
| 193 | ··<a·href="#virtual-binary-heap"·class="hover-link"> | 193 | ··<a·href="#virtual-binary-heap"·class="hover-link"> |
| Offset 262, 15 lines modified | Offset 262, 15 lines modified | ||
| 262 | ······<p·class="built-using"> | 262 | ······<p·class="built-using"> |
| 263 | ········Built·using | 263 | ········Built·using |
| 264 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 264 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 265 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 265 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 266 | ······</p> | 266 | ······</p> |
| 267 | <p>Copyright·©·1996-202 | 267 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 268 | ····</footer> | 268 | ····</footer> |
| 269 | ··</div> | 269 | ··</div> |
| 270 | </main> | 270 | </main> |
| 271 | </div> | 271 | </div> |
| 272 | <script> | 272 | <script> |
| 273 | ··function·mermaidLoaded()·{ | 273 | ··function·mermaidLoaded()·{ |
| 274 | ····mermaid.initialize({ | 274 | ····mermaid.initialize({ |
| Offset 161, 108 lines modified | Offset 161, 108 lines modified | ||
| 161 | configuration·files·(or·system·registry):</p><ul><li>Hostnames·and·host·addresses</li><li>Domain·name</li><li>Nameservers</li><li>Search·domains</li><li>Lookup·method</li></ul><p>This·data·can·also·be·specified·explicitly·in·the·user·configuration·file.·This | 161 | configuration·files·(or·system·registry):</p><ul><li>Hostnames·and·host·addresses</li><li>Domain·name</li><li>Nameservers</li><li>Search·domains</li><li>Lookup·method</li></ul><p>This·data·can·also·be·specified·explicitly·in·the·user·configuration·file.·This |
| 162 | file·is·to·contain·lines·of·configuration·parameters·(each·terminated·with·a | 162 | file·is·to·contain·lines·of·configuration·parameters·(each·terminated·with·a |
| 163 | full·stop).·Some·parameters·add·data·to·the·configuration·(such·as·host·and | 163 | full·stop).·Some·parameters·add·data·to·the·configuration·(such·as·host·and |
| 164 | nameserver),·others·overwrite·any·previous·settings·(such·as·domain·and·lookup). | 164 | nameserver),·others·overwrite·any·previous·settings·(such·as·domain·and·lookup). |
| 165 | The·user·configuration·file·is·always·examined·last·in·the·configuration | 165 | The·user·configuration·file·is·always·examined·last·in·the·configuration |
| 166 | process,·making·it·possible·for·the·user·to·override·any·default·values·or | 166 | process,·making·it·possible·for·the·user·to·override·any·default·values·or |
| 167 | previously·made·settings.·Call·<code·class="inline">inet:get_rc()</code>·to·view·the·state·of·the·<code·class="inline">inet</code> | 167 | previously·made·settings.·Call·<code·class="inline">inet:get_rc()</code>·to·view·the·state·of·the·<code·class="inline">inet</code> |
| 168 | configuration·database.</p><p>The·valid·configuration·parameters·are·as·follows:</p><ul><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2 | 168 | configuration·database.</p><p>The·valid·configuration·parameters·are·as·follows:</p><ul><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6202348431-1">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Format</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="6202348431-1">}</span><span·class="p">.</span><span·class="w"> |
| 169 | ··</span><span·class="n">Format</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="2 | 169 | ··</span><span·class="n">Format</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="6202348431-2">(</span><span·class="p"·data-group-id="6202348431-2">)</span><span·class="w"> |
| 170 | ··</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="2 | 170 | ··</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="6202348431-3">(</span><span·class="p"·data-group-id="6202348431-3">)</span></code></pre><p>Specify·a·system·file·that·Erlang·is·to·read·configuration·data·from.·<code·class="inline">Format</code> |
| 171 | tells·the·parser·how·the·file·is·to·be·interpreted:</p><ul><li><code·class="inline">resolv</code>·(Unix·resolv.conf)</li><li><code·class="inline">host_conf_freebsd</code>·(FreeBSD·host.conf)</li><li><code·class="inline">host_conf_bsdos</code>·(BSDOS·host.conf)</li><li><code·class="inline">host_conf_linux</code>·(Linux·host.conf)</li><li><code·class="inline">nsswitch_conf</code>·(Unix·nsswitch.conf)</li><li><code·class="inline">hosts</code>·(Unix·hosts)</li></ul><p><code·class="inline">File</code>·is·to·specify·the·filename·with·full·path.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 171 | tells·the·parser·how·the·file·is·to·be·interpreted:</p><ul><li><code·class="inline">resolv</code>·(Unix·resolv.conf)</li><li><code·class="inline">host_conf_freebsd</code>·(FreeBSD·host.conf)</li><li><code·class="inline">host_conf_bsdos</code>·(BSDOS·host.conf)</li><li><code·class="inline">host_conf_linux</code>·(Linux·host.conf)</li><li><code·class="inline">nsswitch_conf</code>·(Unix·nsswitch.conf)</li><li><code·class="inline">hosts</code>·(Unix·hosts)</li></ul><p><code·class="inline">File</code>·is·to·specify·the·filename·with·full·path.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9541340662-1">{</span><span·class="ss">resolv_conf</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="9541340662-1">}</span><span·class="p">.</span><span·class="w"> |
| 172 | ··</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 172 | ··</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="9541340662-2">(</span><span·class="p"·data-group-id="9541340662-2">)</span></code></pre><p>Specify·a·system·file·that·Erlang·is·to·read·resolver·configuration·from·for |
| 173 | the·internal·DNS·client·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>,·and·monitor·for·changes,·even·if·it·does | 173 | the·internal·DNS·client·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>,·and·monitor·for·changes,·even·if·it·does |
| 174 | not·exist.·The·path·must·be·absolute.</p><p>This·can·override·the·configuration·parameters·<code·class="inline">nameserver</code>·and·<code·class="inline">search</code> | 174 | not·exist.·The·path·must·be·absolute.</p><p>This·can·override·the·configuration·parameters·<code·class="inline">nameserver</code>·and·<code·class="inline">search</code> |
| 175 | depending·on·the·contents·of·the·specified·file.·They·can·also·change·any·time | 175 | depending·on·the·contents·of·the·specified·file.·They·can·also·change·any·time |
| 176 | in·the·future·reflecting·the·file·contents.</p><p>If·the·file·is·specified·as·an·empty·string·<code·class="inline">""</code>,·no·file·is·read·or·monitored | 176 | in·the·future·reflecting·the·file·contents.</p><p>If·the·file·is·specified·as·an·empty·string·<code·class="inline">""</code>,·no·file·is·read·or·monitored |
| 177 | in·the·future.·This·emulates·the·old·behavior·of·not·configuring·the·DNS | 177 | in·the·future.·This·emulates·the·old·behavior·of·not·configuring·the·DNS |
| 178 | client·when·the·node·is·started·in·short·name·distributed·mode.</p><p>If·this·parameter·is·not·specified,·it·defaults·to·<code·class="inline">/etc/resolv.conf</code>·unless | 178 | client·when·the·node·is·started·in·short·name·distributed·mode.</p><p>If·this·parameter·is·not·specified,·it·defaults·to·<code·class="inline">/etc/resolv.conf</code>·unless |
| 179 | environment·variable·<code·class="inline">ERL_INET_ETC_DIR</code>·is·set,·which·defines·the·directory | 179 | environment·variable·<code·class="inline">ERL_INET_ETC_DIR</code>·is·set,·which·defines·the·directory |
| 180 | for·this·file·to·some·maybe·other·than·<code·class="inline">/etc</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="71 | 180 | for·this·file·to·some·maybe·other·than·<code·class="inline">/etc</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8716117171-1">{</span><span·class="ss">hosts_file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="8716117171-1">}</span><span·class="p">.</span><span·class="w"> |
| 181 | ··</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="71 | 181 | ··</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="8716117171-2">(</span><span·class="p"·data-group-id="8716117171-2">)</span></code></pre><p>Specify·a·system·file·that·Erlang·is·to·read·resolver·configuration·from·for |
| 182 | the·internal·hosts·file·resolver,·and·monitor·for·changes,·even·if·it·does·not | 182 | the·internal·hosts·file·resolver,·and·monitor·for·changes,·even·if·it·does·not |
| 183 | exist.·The·path·must·be·absolute.</p><p>These·host·entries·are·searched·after·all·added·with·<code·class="inline">{file,·hosts,·File}</code> | 183 | exist.·The·path·must·be·absolute.</p><p>These·host·entries·are·searched·after·all·added·with·<code·class="inline">{file,·hosts,·File}</code> |
| 184 | above·or·<code·class="inline">{host,·IP,·Aliases}</code>·below·when·lookup·option·<code·class="inline">file</code>·is·used.</p><p>If·the·file·is·specified·as·an·empty·string·<code·class="inline">""</code>,·no·file·is·read·or·monitored | 184 | above·or·<code·class="inline">{host,·IP,·Aliases}</code>·below·when·lookup·option·<code·class="inline">file</code>·is·used.</p><p>If·the·file·is·specified·as·an·empty·string·<code·class="inline">""</code>,·no·file·is·read·or·monitored |
| 185 | in·the·future.·This·emulates·the·old·behavior·of·not·configuring·the·DNS | 185 | in·the·future.·This·emulates·the·old·behavior·of·not·configuring·the·DNS |
| 186 | client·when·the·node·is·started·in·short·name·distributed·mode.</p><p>If·this·parameter·is·not·specified,·it·defaults·to·<code·class="inline">/etc/hosts</code>·unless | 186 | client·when·the·node·is·started·in·short·name·distributed·mode.</p><p>If·this·parameter·is·not·specified,·it·defaults·to·<code·class="inline">/etc/hosts</code>·unless |
| 187 | environment·variable·<code·class="inline">ERL_INET_ETC_DIR</code>·is·set,·which·defines·the·directory | 187 | environment·variable·<code·class="inline">ERL_INET_ETC_DIR</code>·is·set,·which·defines·the·directory |
| 188 | for·this·file·to·some·maybe·other·than·<code·class="inline">/etc</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="98 | 188 | for·this·file·to·some·maybe·other·than·<code·class="inline">/etc</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4987488675-1">{</span><span·class="ss">registry</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p"·data-group-id="4987488675-1">}</span><span·class="p">.</span><span·class="w"> |
| 189 | ··</span><span·class="n">Type</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="98 | 189 | ··</span><span·class="n">Type</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="4987488675-2">(</span><span·class="p"·data-group-id="4987488675-2">)</span></code></pre><p>Specify·a·system·registry·that·Erlang·is·to·read·configuration·data·from. |
| 190 | <code·class="inline">win32</code>·is·the·only·valid·option.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 190 | <code·class="inline">win32</code>·is·the·only·valid·option.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0727487329-1">{</span><span·class="ss">host</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IP</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Aliases</span><span·class="p"·data-group-id="0727487329-1">}</span><span·class="p">.</span><span·class="w"> |
| 191 | ··</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tuple</span><span·class="p"·data-group-id=" | 191 | ··</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tuple</span><span·class="p"·data-group-id="0727487329-2">(</span><span·class="p"·data-group-id="0727487329-2">)</span></code></pre><p><code·class="inline">Aliases·=·[string()]</code></p><p>Add·host·entry·to·the·hosts·table.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"[·...·truncated·by·diffoscope;·len:·186,·SHA:·82107a96c9b8746ae468826d414e87281314c3f1d08e38794f878f9c8d2565a8·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 192 | ··</span><span·class="n">Domain</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="04 | 192 | ··</span><span·class="n">Domain</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="0478193117-2">(</span><span·class="p"·data-group-id="0478193117-2">)</span></code></pre><p>Set·domain·name.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4076862112-1">{</span><span·class="ss">nameserver</span><sp[·...·truncated·by·diffoscope;·len:·292,·SHA:·776e8cdb0461703bfb00cd15ed5c7bb6e141764484b0e6dc45bcfffb0fab2854·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 193 | ··</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tuple</span><span·class="p"·data-group-id=" | 193 | ··</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tuple</span><span·class="p"·data-group-id="4076862112-3">(</span><span·class="p"·data-group-id="4076862112-3">)</span><span·class="w"> |
| 194 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 194 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="4076862112-4">(</span><span·class="p"·data-group-id="4076862112-4">)</span></code></pre><p>Add·address·(and·port,·if·other·than·default)·of·the·primary·nameserver·to·use |
| 195 | for·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 195 | for·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4208240064-1">{</span><span·class="ss">alt_nameserver</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IP</span><span·class="w">·</span><span·class="p"·data-group-id="4208240064-2">[</span><span·class="p">,</span><span·class="n">Port</[·...·truncated·by·diffoscope;·len:·99,·SHA:·ec864a654b0592761e55fe8ece9949c0e9f09f0e4bc70fea8175eb715b9c50bd·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 196 | ··</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tuple</span><span·class="p"·data-group-id=" | 196 | ··</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tuple</span><span·class="p"·data-group-id="4208240064-3">(</span><span·class="p"·data-group-id="4208240064-3">)</span><span·class="w"> |
| 197 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 197 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="4208240064-4">(</span><span·class="p"·data-group-id="4208240064-4">)</span></code></pre><p>Add·address·(and·port,·if·other·than·default)·of·the·secondary·nameserver·for |
| 198 | <a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 198 | <a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5563321282-1">{</span><span·class="ss">search</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Domains</span><span·class="p"·data-group-id="5563321282-1">}</span><span·class="p">.</span><span·class="w"> |
| 199 | ··</span><span·class="n">Domains</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 199 | ··</span><span·class="n">Domains</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5563321282-2">[</span><span·class="nf">string</span><span·class="p"·data-group-id="5563321282-3">(</span><span·class="p"·data-group-id="5563321282-3">)</span><span·class="p"·data-group-id="5563321282-2">]</span></code></pre><p>Add·search·domains·for·<a·hre[·...·truncated·by·diffoscope;·len:·358,·SHA:·e75b4c650d216b2293886109fcab57383c87dcc3732384ec00446a715e0b95b3·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 200 | ··</span><span·class="n">Methods</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 200 | ··</span><span·class="n">Methods</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3912730832-2">[</span><span·class="nf">atom</span><span·class="p"·data-group-id="3912730832-3">(</span><span·class="p"·data-group-id="3912730832-3">)</span><span·class="p"·data-group-id="3912730832-2">]</span></code></pre><p>Specify·lookup·methods·and·in·which·order·to·try·them.·The·valid·methods·are |
| 201 | as·follows:</p><ul><li><code·class="inline">native</code>·(use·system·calls)</li><li><code·class="inline">file</code>·(use·host·data·retrieved·from·system·configuration·files·and/or·the | 201 | as·follows:</p><ul><li><code·class="inline">native</code>·(use·system·calls)</li><li><code·class="inline">file</code>·(use·host·data·retrieved·from·system·configuration·files·and/or·the |
| 202 | user·configuration·file)</li><li><code·class="inline">dns</code>·(use·the·Erlang·DNS·client·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·for·nameserver·queries)</li></ul><p>The·lookup·method·<code·class="inline">string</code>·tries·to·parse·the·hostname·as·an·IPv4·or·IPv6 | 202 | user·configuration·file)</li><li><code·class="inline">dns</code>·(use·the·Erlang·DNS·client·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·for·nameserver·queries)</li></ul><p>The·lookup·method·<code·class="inline">string</code>·tries·to·parse·the·hostname·as·an·IPv4·or·IPv6 |
| 203 | string·and·return·the·resulting·IP·address.·It·is·automatically·tried·first | 203 | string·and·return·the·resulting·IP·address.·It·is·automatically·tried·first |
| 204 | when·<code·class="inline">native</code>·is·<em>not</em>·in·the·<code·class="inline">Methods</code>·list.·To·skip·it·in·this·case,·the | 204 | when·<code·class="inline">native</code>·is·<em>not</em>·in·the·<code·class="inline">Methods</code>·list.·To·skip·it·in·this·case,·the |
| 205 | pseudo·lookup·method·<code·class="inline">nostring</code>·can·be·inserted·anywhere·in·the·<code·class="inline">Methods</code> | 205 | pseudo·lookup·method·<code·class="inline">nostring</code>·can·be·inserted·anywhere·in·the·<code·class="inline">Methods</code> |
| 206 | list.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 206 | list.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4837752887-1">{</span><span·class="ss">cache_size</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Size</span><span·class="p"·data-group-id="4837752887-1">}</span><span·class="p">.</span><span·class="w"> |
| 207 | ··</span><span·class="n">Size</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 207 | ··</span><span·class="n">Size</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="4837752887-2">(</span><span·class="p"·data-group-id="4837752887-2">)</span></code></pre><p>Set·the·resolver·cache·size·for·<code·class="inline">dns</code>·lookups.·<code·class="inline">native</code>·lookups·are·not |
| 208 | cached.·Defaults·to·100·DNS·records.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 208 | cached.·Defaults·to·100·DNS·records.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2478580936-1">{</span><span·class="ss">cache_refresh</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Time</span><span·class="p"·data-group-id="2478580936-1">}</span><span·class="p">.</span><span·class="w"> |
| 209 | ··</span><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 209 | ··</span><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="2478580936-2">(</span><span·class="p"·data-group-id="2478580936-2">)</span></code></pre><p>Set·how·often·(in·milliseconds)·the·resolver·cache·for·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·is |
| 210 | refreshed·(that·is,·expired·DNS·records·are·deleted).·Defaults·to·1·hour.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 210 | refreshed·(that·is,·expired·DNS·records·are·deleted).·Defaults·to·1·hour.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5117952894-1">{</span><span·class="ss">timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Time</span><span·class="p"·data-group-id="5117952894-1">}</span><span·class="p">.</span><span·class="w"> |
| 211 | ··</span><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 211 | ··</span><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="5117952894-2">(</span><span·class="p"·data-group-id="5117952894-2">)</span></code></pre><p>Set·the·time·to·wait·until·retry·(in·milliseconds)·for·DNS·queries·made·by |
| 212 | <a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.·Defaults·to·2·seconds.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 212 | <a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.·Defaults·to·2·seconds.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5257122577-1">{</span><span·class="ss">retry</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="5257122577-1">}</span><span·class="p">.</span><span·class="w"> |
| 213 | ··</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 213 | ··</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="5257122577-2">(</span><span·class="p"·data-group-id="5257122577-2">)</span></code></pre><p>Set·the·number·of·DNS·queries·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·will·try·before·giving·up.·Defaults |
| 214 | to·3.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 214 | to·3.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4306792197-1">{</span><span·class="ss">servfail_retry_timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Time</span><span·class="p"·data-group-id="4306792197-1">}</span><span·class="p">.</span><span·class="w"> |
| 215 | ··</span><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id=" | 215 | ··</span><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id="4306792197-2">(</span><span·class="p"·data-group-id="4306792197-2">)</span></code></pre><p>After·all·name·servers·have·been·tried,·there·is·a·timeout·before·the·name |
| 216 | servers·are·tried·again.·This·is·to·prevent·the·server·from·answering·the | 216 | servers·are·tried·again.·This·is·to·prevent·the·server·from·answering·the |
| 217 | query·with·what's·in·the·servfail·cache, | 217 | query·with·what's·in·the·servfail·cache, |
| 218 | <a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html#servfail_retry_timeout"><code·class="inline">inet_res</code></a>.·Defaults·to·1500·milli | 218 | <a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html#servfail_retry_timeout"><code·class="inline">inet_res</code></a>.·Defaults·to·1500·milli |
| 219 | seconds·.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 219 | seconds·.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3130949133-1">{</span><span·class="ss">inet6</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bool</span><span·class="p"·data-group-id="3130949133-1">}</span><span·class="p">.</span><span·class="w"> |
| 220 | ··</span><span·class="n">Bool</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span></code></pre><p>Tells·the·DNS·client·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·to·look·up·IPv6·addresses.·Defaults·to | 220 | ··</span><span·class="n">Bool</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span></code></pre><p>Tells·the·DNS·client·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·to·look·up·IPv6·addresses.·Defaults·to |
| 221 | <code·class="inline">false</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 221 | <code·class="inline">false</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6575727889-1">{</span><span·class="ss">usevc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bool</span><span·class="p"·data-group-id="6575727889-1">}</span><span·class="p">.</span><span·class="w"> |
| 222 | ··</span><span·class="n">Bool</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span></code></pre><p>Tells·the·DNS·client·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·to·use·TCP·(Virtual·Circuit)·instead·of·UDP. | 222 | ··</span><span·class="n">Bool</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span></code></pre><p>Tells·the·DNS·client·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·to·use·TCP·(Virtual·Circuit)·instead·of·UDP. |
| 223 | Defaults·to·<code·class="inline">false</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 223 | Defaults·to·<code·class="inline">false</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6534684651-1">{</span><span·class="ss">edns</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Version</span><span·class="p"·data-group-id="6534684651-1">}</span><span·class="p">.</span><span·class="w"> |
| 224 | ··</span><span·class="n">Version</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="mi">0</span></code></pre><p>Sets·the·EDNS·version·that·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·will·use.·The·only·allowed·version·is | 224 | ··</span><span·class="n">Version</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="mi">0</span></code></pre><p>Sets·the·EDNS·version·that·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·will·use.·The·only·allowed·version·is |
| 225 | zero.·Defaults·to·<code·class="inline">false</code>,·which·means·not·to·use·EDNS.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3 | 225 | zero.·Defaults·to·<code·class="inline">false</code>,·which·means·not·to·use·EDNS.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3650441216-1">{</span><span·class="ss">udp_payload_size</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Size</span><span·class="p"·data-group-id="3650441216-1">}</span><span·class="p">.</span><span·class="w"> |
| 226 | ··</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3 | 226 | ··</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3650441216-2">(</span><span·class="p"·data-group-id="3650441216-2">)</span></code></pre><p>Sets·the·allowed·UDP·payload·size·<a·href="../../../lib/kernel-10.2.2/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·will·advertise·in·EDNS·queries. |
| 227 | Also·sets·the·limit·when·the·DNS·query·will·be·deemed·too·large·for·UDP | 227 | Also·sets·the·limit·when·the·DNS·query·will·be·deemed·too·large·for·UDP |
| 228 | forcing·a·TCP·query·instead;·this·is·not·entirely·correct,·as·the·advertised | 228 | forcing·a·TCP·query·instead;·this·is·not·entirely·correct,·as·the·advertised |
| 229 | UDP·payload·size·of·the·individual·nameserver·is·what·is·to·be·used,·but·this | 229 | UDP·payload·size·of·the·individual·nameserver·is·what·is·to·be·used,·but·this |
| 230 | simple·strategy·will·do·until·a·more·intelligent·(probing,·caching)·algorithm | 230 | simple·strategy·will·do·until·a·more·intelligent·(probing,·caching)·algorithm |
| 231 | needs·to·be·implemented.·Default·to·1280,·which·stems·from·the·standard | 231 | needs·to·be·implemented.·Default·to·1280,·which·stems·from·the·standard |
| 232 | Ethernet·MTU·size.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4270625790-1">{</span><span·class="ss">udp</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p"·data-group-id="4270625790-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 233 | 232 | Ethernet·MTU·size.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7995471570-1">{</span><span·class="ss">udp</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·b2171775f9b87360bf2fcb7a8cffb22a3f1c3fb8fe919e7155f688715ef450ae·...·]-1">}</span><span·class="p">.</span><span·class="w"> | |
| 233 | ··</span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="7995471570-2">(</span><span·class="p"·data-group-id="7995471570-2">)</span></code></pre><p>Tell·Erlang·to·use·another·primitive·UDP·module·than·<code·class="inline">inet_udp</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3458393341-1">{</span><span·class="ss">tcp</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p"·data-group-id="3458393341-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 234 | ··</span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="3 | 234 | ··</span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="3458393341-2">(</span><span·class="p"·data-group-id="3458393341-2">)</span></code></pre><p>Tell·Erlang·to·use·another·primitive·TCP·module·than·<code·class="inline">inet_tcp</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">clear_hosts</span><span·class="p">.</span></code></pre><p>Clear·the·hosts·table.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">clear_ns</span><span·class="p">.</span></code></pre><p>Clear·the·list·of·recorded·nameservers·(primary·and·secondary).</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">clear_search</span><span·class="p">.</span></code></pre><p>Clear·the·list·of·search·domains.</p></li></ul><h2·id="user-configuration-example"·class="section-heading"> |
| 235 | ··<a·href="#user-configuration-example"·class="hover-link"> | 235 | ··<a·href="#user-configuration-example"·class="hover-link"> |
| 236 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 236 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 237 | ··</a> | 237 | ··</a> |
| 238 | ··<span·class="text">User·Configuration·Example</span> | 238 | ··<span·class="text">User·Configuration·Example</span> |
| 239 | </h2> | 239 | </h2> |
| 240 | <p>Assume·that·a·user·does·not·want·Erlang·to·use·the·native·lookup·method,·but | 240 | <p>Assume·that·a·user·does·not·want·Erlang·to·use·the·native·lookup·method,·but |
| 241 | wants·Erlang·to·read·all·information·necessary·from·start·and·use·that·for | 241 | wants·Erlang·to·read·all·information·necessary·from·start·and·use·that·for |
| 242 | resolving·names·and·addresses.·If·lookup·fails,·Erlang·is·to·request·the·data | 242 | resolving·names·and·addresses.·If·lookup·fails,·Erlang·is·to·request·the·data |
| 243 | from·a·nameserver·(using·the·Erlang·DNS·client,·set·to·use·EDNS·allowing·larger | 243 | from·a·nameserver·(using·the·Erlang·DNS·client,·set·to·use·EDNS·allowing·larger |
| 244 | responses).·The·resolver·configuration·is·updated·when·its·configuration·file | 244 | responses).·The·resolver·configuration·is·updated·when·its·configuration·file |
| 245 | changes.·Also,·DNS·records·are·never·to·be·cached.·The·user·configuration·file | 245 | changes.·Also,·DNS·records·are·never·to·be·cached.·The·user·configuration·file |
| 246 | (in·this·example·named·<code·class="inline">erl_inetrc</code>,·stored·in·directory·<code·class="inline">./cfg_files</code>)·can·then | 246 | (in·this·example·named·<code·class="inline">erl_inetrc</code>,·stored·in·directory·<code·class="inline">./cfg_files</code>)·can·then |
| 247 | look·as·follows·(Unix):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·--·ERLANG·INET·CONFIGURATION·FILE·--</span><span·class="w"> | 247 | look·as·follows·(Unix):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·--·ERLANG·INET·CONFIGURATION·FILE·--</span><span·class="w"> |
| 248 | </span><span·class="c1">%%·read·the·hosts·file</span><span·class="w"> | 248 | </span><span·class="c1">%%·read·the·hosts·file</span><span·class="w"> |
| 249 | </span><span·class="p"·data-group-id=" | 249 | </span><span·class="p"·data-group-id="2787775474-1">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/etc/hosts"</span><span·class="p"·data-group-id="27877[·...·truncated·by·diffoscope;·len:·5,·SHA:·2edb5d4c2a46ea410cf273e62ca91e934ee195deedd92d5048b63de66b95013d·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 250 | </span><span·class="c1">%%·add·a·particular·host</span><span·class="w"> | 250 | </span><span·class="c1">%%·add·a·particular·host</span><span·class="w"> |
| 251 | </span><span·class="p"·data-group-id=" | 251 | </span><span·class="p"·data-group-id="2787775474-2">{</span><span·class="ss">host</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2787775474-3">{</span><span·class="mi">134</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·363,·SHA:·827b49805e83fbe2b6e3153fc88e17288f1c6ca32351d757640e8908dc2264a8·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 252 | </span><span·class="c1">%%·do·not·monitor·the·hosts·file</span><span·class="w"> | 252 | </span><span·class="c1">%%·do·not·monitor·the·hosts·file</span><span·class="w"> |
| 253 | </span><span·class="p"·data-group-id=" | 253 | </span><span·class="p"·data-group-id="2787775474-5">{</span><span·class="ss">hosts_file</span><span·class="p">,</span><span·class="w">·</span><span·class="s">""</span><span·class="p"·data-group-id="2787775474-5">}</span><span·class="p">.</span><span·class="w"> |
| 254 | </span><span·class="c1">%%·read·and·monitor·nameserver·config·from·here</span><span·class="w"> | 254 | </span><span·class="c1">%%·read·and·monitor·nameserver·config·from·here</span><span·class="w"> |
| 255 | </span><span·class="p"·data-group-id=" | 255 | </span><span·class="p"·data-group-id="2787775474-6">{</span><span·class="ss">resolv_conf</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/usr/local/etc/resolv.conf"</span><span·class="p"·data-group-id="2787775474-6">}</span><span·class="p">.</span><span·class="w"> |
| 256 | </span><span·class="c1">%%·enable·EDNS</span><span·class="w"> | 256 | </span><span·class="c1">%%·enable·EDNS</span><span·class="w"> |
| 257 | </span><span·class="p"·data-group-id=" | 257 | </span><span·class="p"·data-group-id="2787775474-7">{</span><span·class="ss">edns</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2787775474-7">}</span><span·class="p">.</span><span·class="w"> |
| 258 | </span><span·class="c1">%%·disable·caching</span><span·class="w"> | 258 | </span><span·class="c1">%%·disable·caching</span><span·class="w"> |
| 259 | </span><span·class="p"·data-group-id=" | 259 | </span><span·class="p"·data-group-id="2787775474-8">{</span><span·class="ss">cache_size</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="2787775474-8">}</span><span·class="p">.</span><span·class="w"> |
| 260 | </span><span·class="c1">%%·specify·lookup·method</span><span·class="w"> | 260 | </span><span·class="c1">%%·specify·lookup·method</span><span·class="w"> |
| 261 | </span><span·class="p"·data-group-id=" | 261 | </span><span·class="p"·data-group-id="2787775474-9">{</span><span·class="ss">lookup</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2787775474-10">[</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">dns</span[·...·truncated·by·diffoscope;·len:·96,·SHA:·fd8c548c41d1bd872c278bc116332dda6d44356cd4d98408350da1157efdcaac·...·]-9">}</span><span·class="p">.</span></code></pre><p>And·Erlang·can,·for·example,·be·started·as·follows:</p><pre><code·class="text">%·erl·-sname·my_node·-kernel·inetrc·'"./cfg_files/erl_inetrc"'</code></pre> |
| 262 | </div> | 262 | </div> |
| 263 | <div·class="bottom-actions"·id="bottom-actions"> | 263 | <div·class="bottom-actions"·id="bottom-actions"> |
| 264 | ··<div·class="bottom-actions-item"> | 264 | ··<div·class="bottom-actions-item"> |
| 265 | ······<a·href="driver.html"·class="bottom-actions-button"·rel="prev"> | 265 | ······<a·href="driver.html"·class="bottom-actions-button"·rel="prev"> |
| 266 | ········<span·class="subheader"> | 266 | ········<span·class="subheader"> |
| Offset 301, 15 lines modified | Offset 301, 15 lines modified | ||
| 301 | ······<p·class="built-using"> | 301 | ······<p·class="built-using"> |
| 302 | ········Built·using | 302 | ········Built·using |
| 303 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 303 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 304 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 304 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 305 | ······</p> | 305 | ······</p> |
| 306 | <p>Copyright·©·1996-202 | 306 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 307 | ····</footer> | 307 | ····</footer> |
| 308 | ··</div> | 308 | ··</div> |
| 309 | </main> | 309 | </main> |
| 310 | </div> | 310 | </div> |
| 311 | <script> | 311 | <script> |
| 312 | ··function·mermaidLoaded()·{ | 312 | ··function·mermaidLoaded()·{ |
| 313 | ····mermaid.initialize({ | 313 | ····mermaid.initialize({ |
| Offset 157, 16 lines modified | Offset 157, 16 lines modified | ||
| 157 | BF</code></pre><p>If·multiple·<code·class="inline">-eval</code>·expressions·are·specified,·they·are·evaluated·sequentially | 157 | BF</code></pre><p>If·multiple·<code·class="inline">-eval</code>·expressions·are·specified,·they·are·evaluated·sequentially |
| 158 | in·the·order·specified.·<code·class="inline">-eval</code>·expressions·are·evaluated·sequentially·with | 158 | in·the·order·specified.·<code·class="inline">-eval</code>·expressions·are·evaluated·sequentially·with |
| 159 | <code·class="inline">-s</code>·and·<code·class="inline">-run</code>·function·calls·(this·also·in·the·order·specified).·As·with | 159 | <code·class="inline">-s</code>·and·<code·class="inline">-run</code>·function·calls·(this·also·in·the·order·specified).·As·with |
| 160 | <code·class="inline">-s</code>·and·<code·class="inline">-run</code>,·an·evaluation·that·does·not·terminate·blocks·the·system | 160 | <code·class="inline">-s</code>·and·<code·class="inline">-run</code>,·an·evaluation·that·does·not·terminate·blocks·the·system |
| 161 | initialization·process.</p></li><li><p><strong><code·class="inline">-extra</code></strong>·-·Everything·following·<code·class="inline">-extra</code>·is·considered·plain·arguments·and | 161 | initialization·process.</p></li><li><p><strong><code·class="inline">-extra</code></strong>·-·Everything·following·<code·class="inline">-extra</code>·is·considered·plain·arguments·and |
| 162 | can·be·retrieved·using·<a·href="#get_plain_arguments/0"><code·class="inline">get_plain_arguments/0</code></a>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-extra·+A·1·--</span><span·class="w"> | 162 | can·be·retrieved·using·<a·href="#get_plain_arguments/0"><code·class="inline">get_plain_arguments/0</code></a>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-extra·+A·1·--</span><span·class="w"> |
| 163 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 163 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 164 | 1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id=" | 164 | 1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id="7113206157-1">(</span><span·class="p"·data-group-id="7113206157-1">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="p"·data-group-id=" | 165 | </span><span·class="p"·data-group-id="7113206157-2">[</span><span·class="s">"+A"</span><span·class="p">,</span><span·class="s">"1"</span><span·class="p">,</span><span·class="s">"--"</span><span·class="p"·data-group-id="7113206157-2">]</span></code></pre><p>The·<code·class="inline">-extra</code>·flag·can·be·passed·on·the·command·line,·through·<code·class="inline">ERL_*FLAGS</code>·or |
| 166 | <code·class="inline">-args_file</code>.·It·only·effects·the·remaining·command-line·flags·in·the·entity | 166 | <code·class="inline">-args_file</code>.·It·only·effects·the·remaining·command-line·flags·in·the·entity |
| 167 | in·which·it·is·passed.·If·multiple·<code·class="inline">-extra</code>·flags·are·passed·they·are | 167 | in·which·it·is·passed.·If·multiple·<code·class="inline">-extra</code>·flags·are·passed·they·are |
| 168 | concatenated·using·the·same·order·rules·as·<code·class="inline">ERL_*FLAGS</code>·or·<code·class="inline">-args_file</code>·in | 168 | concatenated·using·the·same·order·rules·as·<code·class="inline">ERL_*FLAGS</code>·or·<code·class="inline">-args_file</code>·in |
| 169 | which·they·are·given.</p><p>Example:</p><pre><code·class="text">%·ERL_AFLAGS="-extra·a"·ERL_ZFLAGS="-extra·d"·erl·-extra·b·-extra·c | 169 | which·they·are·given.</p><p>Example:</p><pre><code·class="text">%·ERL_AFLAGS="-extra·a"·ERL_ZFLAGS="-extra·d"·erl·-extra·b·-extra·c |
| 170 | ... | 170 | ... |
| 171 | 1>·init:get_plain_arguments(). | 171 | 1>·init:get_plain_arguments(). |
| 172 | ["a","b","-extra","c","d"]</code></pre></li><li><p><strong><code·class="inline">-S·Mod·[Func·[Arg1,·Arg2,·...]]</code></strong>·-·Evaluates·the·specified·function·call | 172 | ["a","b","-extra","c","d"]</code></pre></li><li><p><strong><code·class="inline">-S·Mod·[Func·[Arg1,·Arg2,·...]]</code></strong>·-·Evaluates·the·specified·function·call |
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| 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 213 | ··</a> | 213 | ··</a> |
| 214 | ··<span·class="text">Example</span> | 214 | ··<span·class="text">Example</span> |
| 215 | </h2> | 215 | </h2> |
| 216 | <pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·--·a·b·-children·thomas·claire·-ages·7·3·--·x·y</span><span·class="w"> | 216 | <pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·--·a·b·-children·thomas·claire·-ages·7·3·--·x·y</span><span·class="w"> |
| 217 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 217 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 218 | </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id=" | 218 | </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id="0261876988-1">(</span><span·class="p"·data-group-id="0261876988-1">)</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="p"·data-group-id=" | 219 | </span><span·class="p"·data-group-id="0261876988-2">[</span><span·class="s">"a"</span><span·class="p">,</span><span·class="s">"b"</span><span·class="p">,</span><span·class="s">"x"</span><span·class="p">,</span><span·class="s">"y"</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·b1cf6b21dd5f965974756e630d61ddfd66a04008e9dcf4f21c5c84bf345d9ebb·...·]-2">]</span><span·class="gp·unselectable"> |
| 220 | 2>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id=" | 220 | 2>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="0261876988-3">(</span><span·class="ss">children</span><span·class="p"·data-group-id="0261876988-3">)</span><span·class="p">.</span><span·class="w"> |
| 221 | </span><span·class="p"·data-group-id=" | 221 | </span><span·class="p"·data-group-id="0261876988-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="0261876988-5">[</span><span·class="p"·data-group-id="0261876988-6">[</span><span·class="s">"thomas"</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·175,·SHA:·38f8aa206cab671503987c551b5ff728556530d20387ff84fd401c5bf171efed·...·]-4">}</span><span·class="gp·unselectable"> |
| 222 | 3>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id=" | 222 | 3>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="0261876988-7">(</span><span·class="ss">ages</span><span·class="p"·data-group-id="0261876988-7">)</span><span·class="p">.</span><span·class="w"> |
| 223 | </span><span·class="p"·data-group-id=" | 223 | </span><span·class="p"·data-group-id="0261876988-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0261876988-9">[</span><span·class="p"·data-group-id="0261876988-10">[</span><span·class="s">"7"</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·191,·SHA:·473815e92b6258381a68d9b106d92fd862955f73bd2f27841680d07f7d658a7c·...·]-8">}</span><span·class="gp·unselectable"> |
| 224 | 4>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id=" | 224 | 4>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="0261876988-11">(</span><span·class="ss">silly</span><span·class="p"·data-group-id="0261876988-11">)</span><span·class="p">.</span><span·class="w"> |
| 225 | </span><span·class="ss">error</span></code></pre><h2·id="module-see-also"·class="section-heading"> | 225 | </span><span·class="ss">error</span></code></pre><h2·id="module-see-also"·class="section-heading"> |
| 226 | ··<a·href="#module-see-also"·class="hover-link"> | 226 | ··<a·href="#module-see-also"·class="hover-link"> |
| 227 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 227 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 228 | ··</a> | 228 | ··</a> |
| 229 | ··<span·class="text">See·Also</span> | 229 | ··<span·class="text">See·Also</span> |
| 230 | </h2> | 230 | </h2> |
| 231 | <p><a·href="erl_prim_loader.html"><code·class="inline">erl_prim_loader</code></a>,·<a·href="../../../lib/kernel-10.2.2/doc/html/heart.html"><code·class="inline">heart</code></a></p> | 231 | <p><a·href="erl_prim_loader.html"><code·class="inline">erl_prim_loader</code></a>,·<a·href="../../../lib/kernel-10.2.2/doc/html/heart.html"><code·class="inline">heart</code></a></p> |
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| 512 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_argument(Flag)·->·{ok,·Arg}·|·error·when·Flag·::·<a·href="erlang.html#t:atom/0">atom</a>(),·Arg·::·[Values·::·[<a·href="erlang.html#t:string/0">string</a>()]].</pre> | 512 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_argument(Flag)·->·{ok,·Arg}·|·error·when·Flag·::·<a·href="erlang.html#t:atom/0">atom</a>(),·Arg·::·[Values·::·[<a·href="erlang.html#t:string/0">string</a>()]].</pre> |
| 513 | ······</div> | 513 | ······</div> |
| 514 | <p>Returns·all·values·associated·with·the·command-line·user·flag·<code·class="inline">Flag</code>.</p><p>If·<code·class="inline">Flag</code>·is·provided·several·times,·each·<code·class="inline">Values</code>·is·returned·in·preserved·order. | 514 | <p>Returns·all·values·associated·with·the·command-line·user·flag·<code·class="inline">Flag</code>.</p><p>If·<code·class="inline">Flag</code>·is·provided·several·times,·each·<code·class="inline">Values</code>·is·returned·in·preserved·order. |
| 515 | Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-a·b·c·-a·d</span><span·class="w"> | 515 | Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-a·b·c·-a·d</span><span·class="w"> |
| 516 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 516 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 517 | 1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id=" | 517 | 1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="9900352181-1">(</span><span·class="ss">a</span><span·class="p"·data-group-id="9900352181-1">)</span><span·class="p">.</span><span·class="w"> |
| 518 | </span><span·class="p"·data-group-id=" | 518 | </span><span·class="p"·data-group-id="9900352181-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="9900352181-3">[</span><span·class="p"·data-group-id="9900352181-4">[</span><span·class="s">"b"</span><span·class="p">,</span><span·class="s">&q[·...·truncated·by·diffoscope;·len:·330,·SHA:·a08119ab70536d1e44cf0b84475e28f9720305ad37bcbc27dec5385b94f1503c·...·]1-2">}</span></code></pre><p>The·following·flags·are·defined·automatically·and·can·be·retrieved·using·this |
| 519 | function:</p><ul><li><p><strong><code·class="inline">root</code></strong>·-·The·installation·directory·of·Erlang/OTP,·<code·class="inline">$ROOT</code>:</p><pre><code·class="text">2>·init:get_argument(root). | 519 | function:</p><ul><li><p><strong><code·class="inline">root</code></strong>·-·The·installation·directory·of·Erlang/OTP,·<code·class="inline">$ROOT</code>:</p><pre><code·class="text">2>·init:get_argument(root). |
| 520 | {ok,[["/usr/local/otp/releases/otp_beam_solaris8_r10b_patched"]]}</code></pre></li><li><p><strong><code·class="inline">progname</code></strong>·-·The·name·of·the·program·which·started·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id=" | 520 | {ok,[["/usr/local/otp/releases/otp_beam_solaris8_r10b_patched"]]}</code></pre></li><li><p><strong><code·class="inline">progname</code></strong>·-·The·name·of·the·program·which·started·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="9663125719-1">(</span><span·class="ss">progname</span><span·class="p"·data-group-id="9663125719-1">)</span><span·class="p">.</span><span·class="w"> |
| 521 | </span><span·class="p"·data-group-id=" | 521 | </span><span·class="p"·data-group-id="9663125719-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="9663125719-3">[</span><span·class="p"·data-group-id="9663125719-4">[</span><span·class="s">"erl"</span><span·class="p"·data-group-id="966312571[·...·truncated·by·diffoscope;·len:·560,·SHA:·431b89626c37ae4a2a3a1bade955b8a3a6b7eefeed1436f79518191a4a544df6·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 522 | </span><span·class="p"·data-group-id=" | 522 | </span><span·class="p"·data-group-id="3651159757-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="3651159757-3">[</span><span·class="p"·data-group-id="3651159757-4">[</span><span·class="s">"/home/harry"</span><span·class="p"·data-group-id="3[·...·truncated·by·diffoscope;·len:·115,·SHA:·475c8fd29522d1f3c63b01729c23cc6ac00a0634fd8cbb4077177084aea9f3e3·...·]-2">}</span></code></pre></li></ul><p>Returns·<code·class="inline">error</code>·if·no·value·is·associated·with·<code·class="inline">Flag</code>.</p> |
| 523 | ··</section> | 523 | ··</section> |
| 524 | </section> | 524 | </section> |
| 525 | <section·class="detail"·id="get_arguments/0"> | 525 | <section·class="detail"·id="get_arguments/0"> |
| 526 | ··<div·class="detail-header"> | 526 | ··<div·class="detail-header"> |
| 527 | ····<a·href="#get_arguments/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 527 | ····<a·href="#get_arguments/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 528 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 528 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 797 | ······<p·class="built-using"> | 797 | ······<p·class="built-using"> |
| 798 | ········Built·using | 798 | ········Built·using |
| 799 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 799 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 800 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 800 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 801 | ······</p> | 801 | ······</p> |
| 802 | <p>Copyright·©·1996-202 | 802 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 803 | ····</footer> | 803 | ····</footer> |
| 804 | ··</div> | 804 | ··</div> |
| 805 | </main> | 805 | </main> |
| 806 | </div> | 806 | </div> |
| 807 | <script> | 807 | <script> |
| 808 | ··function·mermaidLoaded()·{ | 808 | ··function·mermaidLoaded()·{ |
| 809 | ····mermaid.initialize({ | 809 | ····mermaid.initialize({ |
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| 184 | ······<p·class="built-using"> | 184 | ······<p·class="built-using"> |
| 185 | ········Built·using | 185 | ········Built·using |
| 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 188 | ······</p> | 188 | ······</p> |
| 189 | <p>Copyright·©·1996-202 | 189 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 190 | ····</footer> | 190 | ····</footer> |
| 191 | ··</div> | 191 | ··</div> |
| 192 | </main> | 192 | </main> |
| 193 | </div> | 193 | </div> |
| 194 | <script> | 194 | <script> |
| 195 | ··function·mermaidLoaded()·{ | 195 | ··function·mermaidLoaded()·{ |
| 196 | ····mermaid.initialize({ | 196 | ····mermaid.initialize({ |
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| 367 | language,·that·is,·for·their·side·effects.·Functions·with·side·effects·are·also | 367 | language,·that·is,·for·their·side·effects.·Functions·with·side·effects·are·also |
| 368 | allowed·when·tracing.</p><h2·id="tracing-examples"·class="section-heading"> | 368 | allowed·when·tracing.</p><h2·id="tracing-examples"·class="section-heading"> |
| 369 | ··<a·href="#tracing-examples"·class="hover-link"> | 369 | ··<a·href="#tracing-examples"·class="hover-link"> |
| 370 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 370 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 371 | ··</a> | 371 | ··</a> |
| 372 | ··<span·class="text">Tracing·Examples</span> | 372 | ··<span·class="text">Tracing·Examples</span> |
| 373 | </h2> | 373 | </h2> |
| 374 | <p>Match·an·argument·list·of·three,·where·the·first·and·third·arguments·are·equal:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 374 | <p>Match·an·argument·list·of·three,·where·the·first·and·third·arguments·are·equal:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7896388834-1">[</span><span·class="p"·data-group-id="7896388834-2">{</span><span·class="p"·data-group-id="7896388834-3">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'_'</span><span·cla[·...·truncated·by·diffoscope;·len:·116,·SHA:·dd14bf80750bab104c868bbbe160634615ae3dd2bbf49d80ec857a99b41df15a·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 375 | ··</span><span·class="p"·data-group-id=" | 375 | ··</span><span·class="p"·data-group-id="7896388834-4">[</span><span·class="p"·data-group-id="7896388834-4">]</span><span·class="p">,</span><span·class="w"> |
| 376 | ··</span><span·class="p"·data-group-id=" | 376 | ··</span><span·class="p"·data-group-id="7896388834-5">[</span><span·class="p"·data-group-id="7896388834-5">]</span><span·class="p"·data-group-id="7896388834-2">}</span><span·class="p"·data-group-id="7896388834-1">]</span></code></pre><p>Match·an·argument·list·of·three,·where·the·second·argument·[·...·truncated·by·diffoscope;·len:·473,·SHA:·91daa40ce98a572ffc6589bc031da664d132f1f40e6871a81b0251ef5b954b6c·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 377 | ··</span><span·class="p"·data-group-id=" | 377 | ··</span><span·class="p"·data-group-id="2945302872-4">[</span><span·class="p"·data-group-id="2945302872-5">{</span><span·class="w">·</span><span·class="ss">'>'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class[·...·truncated·by·diffoscope;·len:·132,·SHA:·37a715ad77b4e27fe565b857d5a1d4356854a47b3a59e3d4c3bc331a4898976c·...·]-4">]</span><span·class="p">,</span><span·class="w"> |
| 378 | ··</span><span·class="p"·data-group-id=" | 378 | ··</span><span·class="p"·data-group-id="2945302872-6">[</span><span·class="p"·data-group-id="2945302872-6">]</span><span·class="p"·data-group-id="2945302872-2">}</span><span·class="p"·data-group-id="2945302872-1">]</span></code></pre><p>Match·an·argument·list·of·three,·where·the·third·argument·is·either·a·tuple |
| 379 | containing·argument·one·and·two,·<em>or</em>·a·list·beginning·with·argument·one·and·two | 379 | containing·argument·one·and·two,·<em>or</em>·a·list·beginning·with·argument·one·and·two |
| 380 | (that·is,·<code·class="inline">[a,b,[a,b,c]]</code>·or·<code·class="inline">[a,b,{a,b}]</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="406 | 380 | (that·is,·<code·class="inline">[a,b,[a,b,c]]</code>·or·<code·class="inline">[a,b,{a,b}]</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6450625513-1">[</span><span·class="p"·data-group-id="6450625513-2">{</span><span·class="p"·data-group-id="6450625513-3">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·cl[·...·truncated·by·diffoscope;·len:·117,·SHA:·3665ab57935d8363ce65f97e37030272de37d87558a46c44c2fb3ef854a7e93c·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 381 | ··</span><span·class="p"·data-group-id="406 | 381 | ··</span><span·class="p"·data-group-id="6450625513-4">[</span><span·class="p"·data-group-id="6450625513-5">{</span><span·class="ss">'orelse'</span><span·class="p">,</span><span·class="w"> |
| 382 | ······</span><span·class="p"·data-group-id="406 | 382 | ······</span><span·class="p"·data-group-id="6450625513-6">{</span><span·class="ss">'=:='</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$3'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6450625513-7">{</span><span·class=[·...·truncated·by·diffoscope;·len:·284,·SHA:·c32152d5f0415bb5309d95bfc4d17387984a8e9a443ba1be0e96ad597ff8c33d·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 383 | ······</span><span·class="p"·data-group-id="406 | 383 | ······</span><span·class="p"·data-group-id="6450625513-9">{</span><span·class="ss">'and'</span><span·class="p">,</span><span·class="w"> |
| 384 | ········</span><span·class="p"·data-group-id="406 | 384 | ········</span><span·class="p"·data-group-id="6450625513-10">{</span><span·class="ss">'=:='</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6450625513-11">{</span><span·clas[·...·truncated·by·diffoscope;·len:·195,·SHA:·557a58078b2a5416505c73f1f73eba0c613bf7a4e747ff0f68905f44dc1d398d·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 385 | ········</span><span·class="p"·data-group-id="406 | 385 | ········</span><span·class="p"·data-group-id="6450625513-12">{</span><span·class="ss">'=:='</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6450625513-13">{</span><span·clas[·...·truncated·by·diffoscope;·len:·537,·SHA:·3ef20ae03d73e415e7882446a710e5d8f8d835c4282b35b1548011b07e530188·...·]-4">]</span><span·class="p">,</span><span·class="w"> |
| 386 | ··</span><span·class="p"·data-group-id="406 | 386 | ··</span><span·class="p"·data-group-id="6450625513-15">[</span><span·class="p"·data-group-id="6450625513-15">]</span><span·class="p"·data-group-id="6450625513-2">}</span><span·class="p"·data-group-id="6450625513-1">]</span></code></pre><p>The·above·problem·can·also·be·solved·as·follows:</p><pre>[·...·truncated·by·diffoscope;·len:·411,·SHA:·af7f8e5ac2350a1d1d92932aaef1ef3b319444504cd730788c02340bb573aa19·...·]-4">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2}],·[],·[]}, |
| 387 | ·{['</span><span·class="sc">$1</span><span·class="ss">',·'</span><span·class="sc">$2</span><span·class="ss">',·['</span><span·class="sc">$1</span><span·class="ss">',·'</span><span·class="sc">$2</span><span·class="ss">'·|·'</span><span·class="p">_</span><span·class="err">'</span><span·class="p">]</span><span·class="p">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id=" | 387 | ·{['</span><span·class="sc">$1</span><span·class="ss">',·'</span><span·class="sc">$2</span><span·class="ss">',·['</span><span·class="sc">$1</span><span·class="ss">',·'</span><span·class="sc">$2</span><span·class="ss">'·|·'</span><span·class="p">_</span><span·class="err">'</span><span·class="p">]</span><span·class="p">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0436063323-5">[</span><span·class="p"·data-group-id="0436063323-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0436063323-6">[</span><span·class="p"·data-group-id="0436063323-6">]</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·67,·SHA:·1267eeef67088b1479a7a08e472dc7318ab8cb73090d98c4615b87118e494826·...·]-3">]</span></code></pre><p>Match·two·arguments,·where·the·first·is·a·tuple·beginning·with·a·list·that·in |
| 388 | turn·begins·with·the·second·argument·times·two·(that·is,·<code·class="inline">[{[4,x],y},2]</code>·or | 388 | turn·begins·with·the·second·argument·times·two·(that·is,·<code·class="inline">[{[4,x],y},2]</code>·or |
| 389 | <code·class="inline">[{[8],·y,·z},4])</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 389 | <code·class="inline">[{[8],·y,·z},4])</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9137805460-1">[</span><span·class="p"·data-group-id="9137805460-2">{</span><span·class="p"·data-group-id="9137805460-3">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·cl[·...·truncated·by·diffoscope;·len:·1173,·SHA:·7dbae2d19694aa5903dd2b26e19392242b2e0438140082a04fd410f1bae45d0f·...·]0-4">]</span><span·class="p">,</span><span·class="w"> |
| 390 | ··</span><span·class="p"·data-group-id=" | 390 | ··</span><span·class="p"·data-group-id="9137805460-9">[</span><span·class="p"·data-group-id="9137805460-9">]</span><span·class="p"·data-group-id="9137805460-2">}</span><span·class="p"·data-group-id="9137805460-1">]</span></code></pre><p>Match·three·arguments.·When·all·three·are·equal·and·are·numbers,·append·the |
| 391 | process·dump·to·the·trace·message,·otherwise·let·the·trace·message·be·"as·is", | 391 | process·dump·to·the·trace·message,·otherwise·let·the·trace·message·be·"as·is", |
| 392 | but·set·the·sequential·trace·token·label·to·4711:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1 | 392 | but·set·the·sequential·trace·token·label·to·4711:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7120152741-1">[</span><span·class="p"·data-group-id="7120152741-2">{</span><span·class="p"·data-group-id="7120152741-3">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$1'</span><span·cl[·...·truncated·by·diffoscope;·len:·117,·SHA:·ab7f1171406b3d0d06ae424d462ec11c53f73fd79366632d76bf5e26962a1d8c·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 393 | ··</span><span·class="p"·data-group-id="1 | 393 | ··</span><span·class="p"·data-group-id="7120152741-4">[</span><span·class="p"·data-group-id="7120152741-5">{</span><span·class="nb">is_number</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="7120152741-5">}</span><span·class[·...·truncated·by·diffoscope;·len:·30,·SHA:·0377d7015fa880241acb0a9f47b2d3be1f42c55ce5ef25db6d4d39823795ab98·...·]-4">]</span><span·class="p">,</span><span·class="w"> |
| 394 | ··</span><span·class="p"·data-group-id="1575378904-6">[</span><span·class="p"·data-group-id="1575378904-7">{</span><span·class="ss">message</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1575378904-8">{</span><span·class="ss">process_dump</span><span·class="p"·data-group-id="1575378904-8">}</span><span·class="p"·data-group-id="1575378904-7">}</span><span·class="p"·data-group-id="1575378904-6">]</span><span·class="p"·data-group-id="1575378904-2">}</span><span·class="p">,</span><span·class="w"> | ||
| 395 | ·</span><span·class="p"·data-group-id="1 | 394 | ··</span><span·class="p"·data-group-id="7120152741-6">[</span><span·class="p"·data-group-id="7120152741-7">{</span><span·class="ss">message</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7120152741-8">{</span><span·clas[·...·truncated·by·diffoscope;·len:·278,·SHA:·314b346f160fd207c15eac37a2e3be92c924f26cb6e68ac516dac0178a94b1e2·...·] |
| 395 | ·</span><span·class="p"·data-group-id="7120152741-9">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7120152741-10">[</span><span·class="p"·data-group-id="7120152741-10">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7120152741-11">[</span><span·class="p"·data-group-id="7120152741-12">{</span><span·class="ss">set_seq_token</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">label</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4711</span><span·class="p"·data-group-id="7120152741-12">}</span><span·class="p"·data-group-id="7120152741-11">]</span><span·class="p"·data-group-id="7120152741-9">}</span><span·class="p"·data-group-id="7120152741-1">]</span></code></pre><p>As·can·be·noted·above,·the·parameter·list·can·be·matched·against·a·single | ||
| 396 | <code·class="inline">MatchVariable</code>·or·an·<code·class="inline">'_'</code>.·To·replace·the·whole·parameter·list·with·a·single | 396 | <code·class="inline">MatchVariable</code>·or·an·<code·class="inline">'_'</code>.·To·replace·the·whole·parameter·list·with·a·single |
| 397 | variable·is·a·special·case.·In·all·other·cases·the·<code·class="inline">MatchHead</code>·must·be·a | 397 | variable·is·a·special·case.·In·all·other·cases·the·<code·class="inline">MatchHead</code>·must·be·a |
| 398 | <em>proper</em>·list.</p><p>Generate·a·trace·message·only·if·the·trace·control·word·is·set·to·1:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 398 | <em>proper</em>·list.</p><p>Generate·a·trace·message·only·if·the·trace·control·word·is·set·to·1:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1061499354-1">[</span><span·class="p"·data-group-id="1061499354-2">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> |
| 399 | ··</span><span·class="p"·data-group-id=" | 399 | ··</span><span·class="p"·data-group-id="1061499354-3">[</span><span·class="p"·data-group-id="1061499354-4">{</span><span·class="ss">'=='</span><span·class="p">,</span><span·class="p"·data-group-id="1061499354-5">{</span><span·class="ss">get_tcw</span><span·class="p"·data-group-id="106149[·...·truncated·by·diffoscope;·len:·342,·SHA:·506394a7f4faaa1c26316232805f206e3d8ea37ef33a2a74dc1a96b5cb36544d·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 400 | ··</span><span·class="p"·data-group-id=" | 400 | ··</span><span·class="p"·data-group-id="1061499354-7">[</span><span·class="p"·data-group-id="1061499354-7">]</span><span·class="p"·data-group-id="1061499354-2">}</span><span·class="p"·data-group-id="1061499354-1">]</span></code></pre><p>Generate·a·trace·message·only·if·there·is·a·<code·class="in[·...·truncated·by·diffoscope;·len:·175,·SHA:·86bd538199cb1a0dd7be113494bdcad14766bab164c923c0ba22608e1f202acb·...·]-2">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> |
| 401 | ··</span><span·class="p"·data-group-id=" | 401 | ··</span><span·class="p"·data-group-id="0351458356-3">[</span><span·class="p"·data-group-id="0351458356-4">{</span><span·class="ss">'=='</span><span·class="p">,</span><span·class="p"·data-group-id="0351458356-5">{</span><span·class="ss">is_seq_trace</span><span·class="p"·data-group-id="0[·...·truncated·by·diffoscope;·len:·347,·SHA:·af66cf87458257fac03d4f69105fad9c9a27918d351f7c482e1ea6033405346b·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 402 | ··</span><span·class="p"·data-group-id=" | 402 | ··</span><span·class="p"·data-group-id="0351458356-7">[</span><span·class="p"·data-group-id="0351458356-7">]</span><span·class="p"·data-group-id="0351458356-2">}</span><span·class="p"·data-group-id="0351458356-1">]</span></code></pre><p>Remove·the·<code·class="inline">'silent'</code>·trace·flag·when·the·first·argument·is·<code·class="inline">'verbose'</code>,·and·add |
| 403 | it·when·it·is·<code·class="inline">'silent':</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 403 | it·when·it·is·<code·class="inline">'silent':</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3757584249-1">[</span><span·class="p"·data-group-id="3757584249-2">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 404 | ··</span><span·class="p"·data-group-id=" | 404 | ··</span><span·class="p"·data-group-id="3757584249-3">[</span><span·class="p"·data-group-id="3757584249-4">{</span><span·class="ss">'=='</span><span·class="p">,</span><span·class="p"·data-group-id="3757584249-5">{</span><span·class="nb">hd</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·244,·SHA:·6472c55f34be825461b2d49b28354921a6750a79b1a63c095c1ce3953acba61c·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 405 | ··</span><span·class="p"·data-group-id=" | 405 | ··</span><span·class="p"·data-group-id="3757584249-6">[</span><span·class="p"·data-group-id="3757584249-7">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3757584249-8">[</span><span·class="ss">silent</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·309,·SHA:·00604c9d3c095fed478ce5cd941d1154dc73b22e560f8c7a1381c88fa42802e0·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 406 | ·</span><span·class="p"·data-group-id=" | 406 | ·</span><span·class="p"·data-group-id="3757584249-10">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 407 | ··</span><span·class="p"·data-group-id=" | 407 | ··</span><span·class="p"·data-group-id="3757584249-11">[</span><span·class="p"·data-group-id="3757584249-12">{</span><span·class="ss">'=='</span><span·class="p">,</span><span·class="p"·data-group-id="3757584249-13">{</span><span·class="nb">hd</span><span·class="p">,</span><span·class="w"[·...·truncated·by·diffoscope;·len:·248,·SHA:·9c930c030b71b2ca5da46e4edc8203ec7d690ca327530cd21be0511b5e877316·...·]-11">]</span><span·class="p">,</span><span·class="w"> |
| 408 | ··</span><span·class="p"·data-group-id=" | 408 | ··</span><span·class="p"·data-group-id="3757584249-14">[</span><span·class="p"·data-group-id="3757584249-15">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3757584249-16">[</span><span·class="p"·data-group-id="3757584249-16">]<[·...·truncated·by·diffoscope;·len:·630,·SHA:·1f69e63daec33a5fb24b9d14385d6f89dc56edbae033460fa9e4a7ae689cfec0·...·]-2">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 409 | ··</span><span·class="p"·data-group-id=" | 409 | ··</span><span·class="p"·data-group-id="3846655833-3">[</span><span·class="p"·data-group-id="3846655833-4">{</span><span·class="ss">'=='</span><span·class="p">,</span><span·class="p"·data-group-id="3846655833-5">{</span><span·class="nb">length</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·242,·SHA:·7d013c73ba1eb2a778d22ef5ebf6e9acf59c8475191bd7a5f516788e0cf09c82·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 410 | ··</span><span·class="p"·data-group-id=" | 410 | ··</span><span·class="p"·data-group-id="3846655833-6">[</span><span·class="p"·data-group-id="3846655833-7">{</span><span·class="ss">return_trace</span><span·class="p"·data-group-id="3846655833-7">}</span><span·class="p"·data-group-id="3846655833-6">]</span><span·class="p"·data-group-id="38466558[·...·truncated·by·diffoscope;·len:·2,·SHA:·c6f3ac57944a531490cd39902d0f777715fd005efac9a30622d5f5205e7f6894·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 411 | ·</span><span·class="p"·data-group-id=" | 411 | ·</span><span·class="p"·data-group-id="3846655833-8">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="p"·data-group-id="3846655833-9">[</span><span·class="p"·data-group-id="3846655833-9">]</span><span·class="p">,</span><span·class="p"·data-group-id="3846655833-10"[·...·truncated·by·diffoscope;·len:·157,·SHA:·9e68576357583836388c0c614557fbc3365305651fd54056ed05f7e0e8321936·...·]-1">]</span></code></pre><p>Generate·a·trace·message·only·if·the·function·is·of·arity·3·and·the·first |
| 412 | argument·is·<code·class="inline">'trace'</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 412 | argument·is·<code·class="inline">'trace'</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1191315968-1">[</span><span·class="p"·data-group-id="1191315968-2">{</span><span·class="p"·data-group-id="1191315968-3">[</span><span·class="ss">'trace'</span><span·class="p">,</span><span·class="ss">'$2'</span><span·class="p">,</span><span[·...·truncated·by·diffoscope;·len:·72,·SHA:·497fb753e21ae35ad3904399aedcbe7e04cc0299a2d7663dd918262593e29603·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 413 | ··</span><span·class="p"·data-group-id=" | 413 | ··</span><span·class="p"·data-group-id="1191315968-4">[</span><span·class="p"·data-group-id="1191315968-4">]</span><span·class="p">,</span><span·class="w"> |
| 414 | ··</span><span·class="p"·data-group-id=" | 414 | ··</span><span·class="p"·data-group-id="1191315968-5">[</span><span·class="p"·data-group-id="1191315968-5">]</span><span·class="p"·data-group-id="1191315968-2">}</span><span·class="p">,</span><span·class="w"> |
| 415 | ·</span><span·class="p"·data-group-id=" | 415 | ·</span><span·class="p"·data-group-id="1191315968-6">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="p"·data-group-id="1191315968-7">[</span><span·class="p"·data-group-id="1191315968-7">]</span><span·class="p">,</span><span·class="p"·data-group-id="1191315968-8">[·...·truncated·by·diffoscope;·len:·155,·SHA:·9f5701e717c7e77803073b053887c5469c26d0f6743fe1e518b435bfda4d173f·...·]-1">]</span></code></pre><h2·id="ets-examples"·class="section-heading"> |
| 416 | ··<a·href="#ets-examples"·class="hover-link"> | 416 | ··<a·href="#ets-examples"·class="hover-link"> |
| 417 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 417 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 418 | ··</a> | 418 | ··</a> |
| 419 | ··<span·class="text">ETS·Examples</span> | 419 | ··<span·class="text">ETS·Examples</span> |
| 420 | </h2> | 420 | </h2> |
| 421 | <p>Match·all·objects·in·an·ETS·table,·where·the·first·element·is·the·atom | 421 | <p>Match·all·objects·in·an·ETS·table,·where·the·first·element·is·the·atom |
| 422 | <code·class="inline">'strider'</code>·and·the·tuple·arity·is·3,·and·return·the·whole·object:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9 | 422 | <code·class="inline">'strider'</code>·and·the·tuple·arity·is·3,·and·return·the·whole·object:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9594898114-1">[</span><span·class="p"·data-group-id="9594898114-2">{</span><span·class="p"·data-group-id="9594898114-3">{</span><span·class="ss">strider</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss[·...·truncated·by·diffoscope;·len:·60,·SHA:·315a43ca44003411f2f2ace94b2ada566d60d163b31e598ff87a415f2c02128c·...·]4-3">}</span><span·class="p">,</span><span·class="w"> |
| 423 | ··</span><span·class="p"·data-group-id="9 | 423 | ··</span><span·class="p"·data-group-id="9594898114-4">[</span><span·class="p"·data-group-id="9594898114-4">]</span><span·class="p">,</span><span·class="w"> |
| 424 | ··</span><span·class="p"·data-group-id="9 | 424 | ··</span><span·class="p"·data-group-id="9594898114-5">[</span><span·class="ss">'$_'</span><span·class="p"·data-group-id="9594898114-5">]</span><span·class="p"·data-group-id="9594898114-2">}</span><span·class="p"·data-group-id="9594898114-1">]</span></code></pre><p>Match·all·objects·in·an·ETS·table·with·arity·>·1·and·the·first·element·is |
| 425 | 'gandalf',·and·return·element·2:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 425 | 'gandalf',·and·return·element·2:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8326319194-1">[</span><span·class="p"·data-group-id="8326319194-2">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 426 | ··</span><span·class="p"·data-group-id=" | 426 | ··</span><span·class="p"·data-group-id="8326319194-3">[</span><span·class="p"·data-group-id="8326319194-4">{</span><span·class="ss">'=='</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">gandalf</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·830,·SHA:·05109da3375954631ad8d20c72ed4253240a40935ad2f59ffe7c5c38ed7b465d·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 427 | ··</span><span·class="p"·data-group-id=" | 427 | ··</span><span·class="p"·data-group-id="8326319194-8">[</span><span·class="p"·data-group-id="8326319194-9">{</span><span·class="nb">element</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="8326319194[·...·truncated·by·diffoscope;·len:·159,·SHA:·f2e1a5d4c071d78eff87adf2033fb4ccf5c648d274b9cf8dd21571ca343820fa·...·]-1">]</span></code></pre><p>In·this·example,·if·the·first·element·had·been·the·key,·it·is·much·more |
| 428 | efficient·to·match·that·key·in·the·<code·class="inline">MatchHead</code>·part·than·in·the | 428 | efficient·to·match·that·key·in·the·<code·class="inline">MatchHead</code>·part·than·in·the |
| 429 | <code·class="inline">MatchConditions</code>·part.·The·search·space·of·the·tables·is·restricted·with | 429 | <code·class="inline">MatchConditions</code>·part.·The·search·space·of·the·tables·is·restricted·with |
| 430 | regards·to·the·<code·class="inline">MatchHead</code>·so·that·only·objects·with·the·matching·key·are | 430 | regards·to·the·<code·class="inline">MatchHead</code>·so·that·only·objects·with·the·matching·key·are |
| 431 | searched.</p><p>Match·tuples·of·three·elements,·where·the·second·element·is·either·<code·class="inline">'merry'</code>·or | 431 | searched.</p><p>Match·tuples·of·three·elements,·where·the·second·element·is·either·<code·class="inline">'merry'</code>·or |
| 432 | <code·class="inline">'pippin'</code>,·and·return·the·whole·objects:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 432 | <code·class="inline">'pippin'</code>,·and·return·the·whole·objects:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0693229098-1">[</span><span·class="p"·data-group-id="0693229098-2">{</span><span·class="p"·data-group-id="0693229098-3">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss">merry</span><span·class="p">,</span><span·class="ss"[·...·truncated·by·diffoscope;·len:·60,·SHA:·06323ad5cd0d7ecce04ed5e8312f19da1c03efb16d55193523c055e4d72aba1f·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 433 | ··</span><span·class="p"·data-group-id=" | 433 | ··</span><span·class="p"·data-group-id="0693229098-4">[</span><span·class="p"·data-group-id="0693229098-4">]</span><span·class="p">,</span><span·class="w"> |
| 434 | ··</span><span·class="p"·data-group-id=" | 434 | ··</span><span·class="p"·data-group-id="0693229098-5">[</span><span·class="ss">'$_'</span><span·class="p"·data-group-id="0693229098-5">]</span><span·class="p"·data-group-id="0693229098-2">}</span><span·class="p">,</span><span·class="w"> |
| 435 | ·</span><span·class="p"·data-group-id=" | 435 | ·</span><span·class="p"·data-group-id="0693229098-6">{</span><span·class="p"·data-group-id="0693229098-7">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss">pippin</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p"·data-group-id="06[·...·truncated·by·diffoscope;·len:·8,·SHA:·51eedab69071a699248365fa3065657de603adb4c1e23c94861e774bfba6830a·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 436 | ··</span><span·class="p"·data-group-id=" | 436 | ··</span><span·class="p"·data-group-id="0693229098-8">[</span><span·class="p"·data-group-id="0693229098-8">]</span><span·class="p">,</span><span·class="w"> |
| 437 | ··</span><span·class="p"·data-group-id=" | 437 | ··</span><span·class="p"·data-group-id="0693229098-9">[</span><span·class="ss">'$_'</span><span·class="p"·data-group-id="0693229098-9">]</span><span·class="p"·data-group-id="0693229098-6">}</span><span·class="p"·data-group-id="0693229098-1">]</span></code></pre><p>Function·<a·href="../../../lib/stdlib-6.2/doc/html/ets.html#test_ms/2"><code·class="inline">ets:test_ms/2</code></a>·can·be·useful·for·testing·complicated·ETS·matches.</p> |
| 438 | </div> | 438 | </div> |
| 439 | <div·class="bottom-actions"·id="bottom-actions"> | 439 | <div·class="bottom-actions"·id="bottom-actions"> |
| 440 | ··<div·class="bottom-actions-item"> | 440 | ··<div·class="bottom-actions-item"> |
| 441 | ······<a·href="time_correction.html"·class="bottom-actions-button"·rel="prev"> | 441 | ······<a·href="time_correction.html"·class="bottom-actions-button"·rel="prev"> |
| 442 | ········<span·class="subheader"> | 442 | ········<span·class="subheader"> |
| Offset 477, 15 lines modified | Offset 477, 15 lines modified | ||
| 477 | ······<p·class="built-using"> | 477 | ······<p·class="built-using"> |
| 478 | ········Built·using | 478 | ········Built·using |
| 479 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 479 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 480 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 480 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 481 | ······</p> | 481 | ······</p> |
| 482 | <p>Copyright·©·1996-202 | 482 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 483 | ····</footer> | 483 | ····</footer> |
| 484 | ··</div> | 484 | ··</div> |
| 485 | </main> | 485 | </main> |
| 486 | </div> | 486 | </div> |
| 487 | <script> | 487 | <script> |
| 488 | ··function·mermaidLoaded()·{ | 488 | ··function·mermaidLoaded()·{ |
| 489 | ····mermaid.initialize({ | 489 | ····mermaid.initialize({ |
| Offset 164, 15 lines modified | Offset 164, 15 lines modified | ||
| 164 | <ul><li><p><a·href="../../../lib/kernel-10.2.2/doc/html/gen_sctp.html#peeloff/2"><code·class="inline">gen_sctp:peeloff/2</code></a>·has·been·fixed·to·inherit·socket·options·to·the·peeled·off·socket·more·like·<a·href="../../../lib/kernel-10.2.2/doc/html/gen_tcp.html#accept/1"><code·class="inline">gen_tcp:accept/1</code></a>,·for·example·the·options·<code·class="inline">tos</code>·or·<code·class="inline">tclass</code>.</p><p>When·setting·SCTP·options·that·are·unsupported·on·the·platform,·some·should·be·silently·ignored,·but·a·bug·caused·the·option·parsing·to·derail·so·the·options·after·could·bail·out·and·cause·an·error·instead.··This·has·been·fixed.</p><p>Own·Id:·OTP-19225·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8789"·title="">PR-8789</a></p></li><li><p>Fixed·a·bug·where·Erlang·would·corrupt·the·terminal·settings·if·stdin·was·a·TTY·but·stdout·was·not.</p><p>Own·Id:·OTP-19232·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8794"·title="">PR-8794</a>,·<a·href="https://github.com/erlang/otp/issues/8487"·title="">GH-8487</a></p></li><li><p>Fixed·a·bug·in·the·non-JIT·VM·when·loading·a·NIF·over·a·function·that·is·already·traced·by·more·than·one·session.·This·caused·a·VM·crash.·This·bug·has·existed·since·OTP-27.0,·where·multiple·trace·sessions·were·introduced.</p><p>Own·Id:·OTP-19248·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8856"·title="">PR-8856</a></p></li><li><p>Fixed·a·bug·where·the·loading·of·modules·with·extremely·large·binary·construction·instructions·crashed·the·emulator·on·AArch64.</p><p>Own·Id:·OTP-19261·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8815"·title="">GH-8815</a>,·<a·href="https://github.com/erlang/otp/pull/8816"·title="">PR-8816</a></p></li><li><p><a·href="../../../lib/kernel-10.2.2/doc/html/inet.html#getifaddrs/1"><code·class="inline">inet:getifaddrs/0,1</code></a>·is·improved·when·using | 164 | <ul><li><p><a·href="../../../lib/kernel-10.2.2/doc/html/gen_sctp.html#peeloff/2"><code·class="inline">gen_sctp:peeloff/2</code></a>·has·been·fixed·to·inherit·socket·options·to·the·peeled·off·socket·more·like·<a·href="../../../lib/kernel-10.2.2/doc/html/gen_tcp.html#accept/1"><code·class="inline">gen_tcp:accept/1</code></a>,·for·example·the·options·<code·class="inline">tos</code>·or·<code·class="inline">tclass</code>.</p><p>When·setting·SCTP·options·that·are·unsupported·on·the·platform,·some·should·be·silently·ignored,·but·a·bug·caused·the·option·parsing·to·derail·so·the·options·after·could·bail·out·and·cause·an·error·instead.··This·has·been·fixed.</p><p>Own·Id:·OTP-19225·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8789"·title="">PR-8789</a></p></li><li><p>Fixed·a·bug·where·Erlang·would·corrupt·the·terminal·settings·if·stdin·was·a·TTY·but·stdout·was·not.</p><p>Own·Id:·OTP-19232·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8794"·title="">PR-8794</a>,·<a·href="https://github.com/erlang/otp/issues/8487"·title="">GH-8487</a></p></li><li><p>Fixed·a·bug·in·the·non-JIT·VM·when·loading·a·NIF·over·a·function·that·is·already·traced·by·more·than·one·session.·This·caused·a·VM·crash.·This·bug·has·existed·since·OTP-27.0,·where·multiple·trace·sessions·were·introduced.</p><p>Own·Id:·OTP-19248·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8856"·title="">PR-8856</a></p></li><li><p>Fixed·a·bug·where·the·loading·of·modules·with·extremely·large·binary·construction·instructions·crashed·the·emulator·on·AArch64.</p><p>Own·Id:·OTP-19261·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8815"·title="">GH-8815</a>,·<a·href="https://github.com/erlang/otp/pull/8816"·title="">PR-8816</a></p></li><li><p><a·href="../../../lib/kernel-10.2.2/doc/html/inet.html#getifaddrs/1"><code·class="inline">inet:getifaddrs/0,1</code></a>·is·improved·when·using |
| 165 | inet_backend·=·socket.</p><p>Own·Id:·OTP-19264</p></li><li><p><a·href="../../../lib/stdlib-6.2/doc/html/win32reg.html#value/2"><code·class="inline">win32reg:value/2</code></a>·will·no·longer·crash·the·emulator·when·the·value·is·an·unterminated·REG_SZ·of·size·0.</p><p>Own·Id:·OTP-19283·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8903"·title="">GH-8903</a>,·<a·href="https://github.com/erlang/otp/pull/8912"·title="">PR-8912</a></p></li><li><p><code·class="inline">Makefile</code>·dependency·generation·on·Windows·in·WSL·2·has·been·corrected.</p><p>Own·Id:·OTP-19300·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8955"·title="">PR-8955</a></p></li><li><p>Fix·lock·order·violation·if·a·NIF·monitor·<code·class="inline">down</code>·callback·calls·<code·class="inline">enif_whereis_pid</code>.·Would·cause·debug·emulator·to·crash·but·could·potentially·lead·to·deadlocks·in·optimized·emulator.</p><p>Own·Id:·OTP-19330·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8983"·title="">GH-8983</a>,·<a·href="https://github.com/erlang/otp/pull/9008"·title="">PR-9008</a></p></li><li><p>Fixed·compilation·faults·when·compiling·using·<code·class="inline">--enable-vm-probes</code>.</p><p>Own·Id:·OTP-19333</p></li><li><p>Fixed·<code·class="inline">erl_nif.h</code>·on·Windows·to·compile·when·gcc·or·clang·is·used.</p><p>Own·Id:·OTP-19341·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9016"·title="">PR-9016</a></p></li><li><p>Fixed·a·minor·issue·in·the·JIT·debug·information·that·confused·tools·like·GDB·and·perf.</p><p>Own·Id:·OTP-19362·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9003"·title="">PR-9003</a></p></li></ul><h3·id="improvements-and-new-features"·class="section-heading"> | 165 | inet_backend·=·socket.</p><p>Own·Id:·OTP-19264</p></li><li><p><a·href="../../../lib/stdlib-6.2/doc/html/win32reg.html#value/2"><code·class="inline">win32reg:value/2</code></a>·will·no·longer·crash·the·emulator·when·the·value·is·an·unterminated·REG_SZ·of·size·0.</p><p>Own·Id:·OTP-19283·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8903"·title="">GH-8903</a>,·<a·href="https://github.com/erlang/otp/pull/8912"·title="">PR-8912</a></p></li><li><p><code·class="inline">Makefile</code>·dependency·generation·on·Windows·in·WSL·2·has·been·corrected.</p><p>Own·Id:·OTP-19300·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8955"·title="">PR-8955</a></p></li><li><p>Fix·lock·order·violation·if·a·NIF·monitor·<code·class="inline">down</code>·callback·calls·<code·class="inline">enif_whereis_pid</code>.·Would·cause·debug·emulator·to·crash·but·could·potentially·lead·to·deadlocks·in·optimized·emulator.</p><p>Own·Id:·OTP-19330·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8983"·title="">GH-8983</a>,·<a·href="https://github.com/erlang/otp/pull/9008"·title="">PR-9008</a></p></li><li><p>Fixed·compilation·faults·when·compiling·using·<code·class="inline">--enable-vm-probes</code>.</p><p>Own·Id:·OTP-19333</p></li><li><p>Fixed·<code·class="inline">erl_nif.h</code>·on·Windows·to·compile·when·gcc·or·clang·is·used.</p><p>Own·Id:·OTP-19341·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9016"·title="">PR-9016</a></p></li><li><p>Fixed·a·minor·issue·in·the·JIT·debug·information·that·confused·tools·like·GDB·and·perf.</p><p>Own·Id:·OTP-19362·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9003"·title="">PR-9003</a></p></li></ul><h3·id="improvements-and-new-features"·class="section-heading"> |
| 166 | ··<a·href="#improvements-and-new-features"·class="hover-link"> | 166 | ··<a·href="#improvements-and-new-features"·class="hover-link"> |
| 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 168 | ··</a> | 168 | ··</a> |
| 169 | ··<span·class="text">Improvements·and·New·Features</span> | 169 | ··<span·class="text">Improvements·and·New·Features</span> |
| 170 | </h3> | 170 | </h3> |
| 171 | <ul><li><p>Improved·documentation·of·<a·href="time_correction.html#timers">timers</a>.</p><p>Own·Id:·OTP-19360·Aux·Id:·ERIERL-1149,·<a·href="https://github.com/erlang/otp/pull/9062"·title="">PR-9062</a></p></li><li><p>The·label·for·a·process·can·now·be·retrieved·also·using·<code·class="inline">process_info(Pid,·label)</code>·in·addition·to·<a·href="../../../lib/stdlib-6.2/doc/html/proc_lib.html#get_label/1"><code·class="inline">proc_lib:get_label/1</code></a>.</p><p>This·new·option·is·useful·when·one·wants·to·retrieve·more·than·one·process·info·item.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">process_info</span><span·class="p"·data-group-id=" | 171 | <ul><li><p>Improved·documentation·of·<a·href="time_correction.html#timers">timers</a>.</p><p>Own·Id:·OTP-19360·Aux·Id:·ERIERL-1149,·<a·href="https://github.com/erlang/otp/pull/9062"·title="">PR-9062</a></p></li><li><p>The·label·for·a·process·can·now·be·retrieved·also·using·<code·class="inline">process_info(Pid,·label)</code>·in·addition·to·<a·href="../../../lib/stdlib-6.2/doc/html/proc_lib.html#get_label/1"><code·class="inline">proc_lib:get_label/1</code></a>.</p><p>This·new·option·is·useful·when·one·wants·to·retrieve·more·than·one·process·info·item.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">process_info</span><span·class="p"·data-group-id="3794910143-1">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3794910143-2">[</span><span·class="ss">label</span><span·class="p">,</span><span·class="ss">registered_name</span><span·class="p"[·...·truncated·by·diffoscope;·len:·79,·SHA:·4c211e3db43b93d4245178622a2e86179b07d7d8633d6c4c25d20f104dad5b4c·...·]-1">)</span></code></pre><p>Own·Id:·OTP-19373·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9108"·title="">PR-9108</a></p></li></ul><h2·id="erts-15-1-3"·class="section-heading"> |
| 172 | ··<a·href="#erts-15-1-3"·class="hover-link"> | 172 | ··<a·href="#erts-15-1-3"·class="hover-link"> |
| 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 174 | ··</a> | 174 | ··</a> |
| 175 | ··<span·class="text">Erts·15.1.3</span> | 175 | ··<span·class="text">Erts·15.1.3</span> |
| 176 | </h2> | 176 | </h2> |
| 177 | <h3·id="fixed-bugs-and-malfunctions-3"·class="section-heading"> | 177 | <h3·id="fixed-bugs-and-malfunctions-3"·class="section-heading"> |
| 178 | ··<a·href="#fixed-bugs-and-malfunctions-3"·class="hover-link"> | 178 | ··<a·href="#fixed-bugs-and-malfunctions-3"·class="hover-link"> |
| Offset 212, 16 lines modified | Offset 212, 16 lines modified | ||
| 212 | </h2> | 212 | </h2> |
| 213 | <h3·id="fixed-bugs-and-malfunctions-6"·class="section-heading"> | 213 | <h3·id="fixed-bugs-and-malfunctions-6"·class="section-heading"> |
| 214 | ··<a·href="#fixed-bugs-and-malfunctions-6"·class="hover-link"> | 214 | ··<a·href="#fixed-bugs-and-malfunctions-6"·class="hover-link"> |
| 215 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 215 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 216 | ··</a> | 216 | ··</a> |
| 217 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> | 217 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> |
| 218 | </h3> | 218 | </h3> |
| 219 | <ul><li><p>The·<code·class="inline">erl·-man·example</code>·has·been·corrected·to·not·consider·values·set·in·<code·class="inline">ERL_ZFLAGS</code>·and·stop·parsing·arguments·when·a·<code·class="inline">--</code>·is·encountered.</p><p>Own·Id:·OTP-19098·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8478"·title="">PR-8478</a>,·<a·href="https://github.com/erlang/otp/issues/8477"·title="">GH-8477</a></p></li><li><p>Compiler·warnings·for··Windows·I/O·back-end·have·been·silenced.</p><p>Own·Id:·OTP-19113</p></li><li><p>Bugs·related·to·<code·class="inline">return_to</code>·trace·have·been·fixed.·It·did·not·work·for·more·than·once·trace·session·and·it·did·sometimes·not·trigger·for·exceptions.</p><p>Own·Id:·OTP-19122</p></li><li><p>Potential·deadlocks·while·writing·a·crash·dump·have·been·eliminated.</p><p>Own·Id:·OTP-19133·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8521"·title="">PR-8521</a>,·<a·href="https://github.com/erlang/otp/issues/8498"·title="">GH-8498</a></p></li><li><p>When·loading·a·damaged·or·too·old·BEAM·file,·the·runtime·system·could·crash.</p><p>Own·Id:·OTP-19153·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8623"·title="">PR-8623</a></p></li><li><p>A·scheduler·thread·could·get·stuck·when·deleting·a·memory·allocator·carrier·when·adjacent·carriers·were·deleted·and/or·inserted·simultaneously·by·other·schedulers.·This·in·turn·could·cause·the·other·schedulers·to·get·stuck·as·well.</p><p>Own·Id:·OTP-19154·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8613"·title="">GH-8613</a>,·<a·href="https://github.com/erlang/otp/pull/8627"·title="">PR-8627</a></p></li><li><p>Statistics·for·number·of·carriers·in·a·shared·pool·after·calling·<code·class="inline">instrument:allocations</code>·or·<code·class="inline">instrument:carriers</code>·are·now·correct.·Also,·a·potential·bug·in·carrier·block·scanning·was·eliminated.</p><p>Own·Id:·OTP-19166·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8636"·title="">PR-8636</a></p></li><li><p>A·race·in·the·kTLS·flavour·of·SSL·distribution·has·been·fixed·so·that·<code·class="inline">inet_drv.c</code>·doesn't·read·ahead·too·much·data,·which·could·cause·the·kTLS·encryption·to·be·activated·too·late·when·some·encrypted·data·had·already·been·read·into·the·<code·class="inline">inet_drv.c</code>·buffer·as·unencrypted.</p><p>Own·Id:·OTP-19175·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8561"·title="">GH-8561</a>,·<a·href="https://github.com/erlang/otp/pull/8690"·title="">PR-8690</a></p></li><li><p>Fixed·an·emulator·crash·relating·to·compressed·ETS·tables.</p><p>Own·Id:·OTP-19176·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8683"·title="">PR-8683</a></p></li><li><p>A·function·(encode_sockaddr)·was·called·with·superfluous·argument,·on·Windows,·in·the·net·nif.</p><p>Own·Id:·OTP-19181</p></li><li><p>Fixed·a·crash·that·could·happen·on·reallocation·failure.</p><p>Own·Id:·OTP-19192</p></li><li><p>Man·pages·are·now·available·for·<code·class="inline">erl</code>,·<code·class="inline">erlc</code>,·<code·class="inline">dialyzer</code>,·and·all·other·programs·that·are·included·in·Erlang/OTP.</p><p>Own·Id:·OTP-19201·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8740"·title="">PR-8740</a></p></li><li><p>A·previous·correction·in·the·Erlang/OTP·27.0.1·emergency·patch·had·the·unfortunate·side·effect·of·sometimes·causing·an·unnecessary·fullsweep·(major)·garbage·collection·instead·of·a··generation·(minor)·garbage·collection.·This·has·been·corrected.</p><p>Own·Id:·OTP-19209·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8751"·title="">PR-8751</a>,·<a·href="https://github.com/erlang/otp/pull/8539"·title="">PR-8539</a></p></li><li><p>Fixed·trace·matchspec·functions·<code·class="inline">trace</code>·and·<code·class="inline">enable_trace</code>·to·use·the·session·tracer·when·enabling·trace·flags·on·untraced·processes.</p><p>Own·Id:·OTP-19211·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8657"·title="">GH-8657</a></p></li><li><p>Fixed·a·typo·in·the·type·spec·for·<a·href="erlang.html#t:garbage_collection_defaults/0"><code·class="inline">erlang:garbage_collection_defaults/0</code></a>.</p><p>Own·Id:·OTP-19215·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8757"·title="">PR-8757</a></p></li><li><p>Corrected·socket:ioctl·for·genaddr·(SIOCGENADDR).</p><p>Own·Id:·OTP-19216</p></li><li><p>The·support·for·Transparent·Huge·Pages·has·been·disabled·on·non-amd64·Linux·systems.</p><p>Own·Id:·OTP-19219·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8702"·title="">PR-8702</a></p></li><li><p>Fixed·a·race·condition·on·Windows·when·upgrading·from·<code·class="inline">-noshell</code>·to·a·shell·that·would·cause·Erlang·to·crash·with·the·error:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 219 | <ul><li><p>The·<code·class="inline">erl·-man·example</code>·has·been·corrected·to·not·consider·values·set·in·<code·class="inline">ERL_ZFLAGS</code>·and·stop·parsing·arguments·when·a·<code·class="inline">--</code>·is·encountered.</p><p>Own·Id:·OTP-19098·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8478"·title="">PR-8478</a>,·<a·href="https://github.com/erlang/otp/issues/8477"·title="">GH-8477</a></p></li><li><p>Compiler·warnings·for··Windows·I/O·back-end·have·been·silenced.</p><p>Own·Id:·OTP-19113</p></li><li><p>Bugs·related·to·<code·class="inline">return_to</code>·trace·have·been·fixed.·It·did·not·work·for·more·than·once·trace·session·and·it·did·sometimes·not·trigger·for·exceptions.</p><p>Own·Id:·OTP-19122</p></li><li><p>Potential·deadlocks·while·writing·a·crash·dump·have·been·eliminated.</p><p>Own·Id:·OTP-19133·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8521"·title="">PR-8521</a>,·<a·href="https://github.com/erlang/otp/issues/8498"·title="">GH-8498</a></p></li><li><p>When·loading·a·damaged·or·too·old·BEAM·file,·the·runtime·system·could·crash.</p><p>Own·Id:·OTP-19153·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8623"·title="">PR-8623</a></p></li><li><p>A·scheduler·thread·could·get·stuck·when·deleting·a·memory·allocator·carrier·when·adjacent·carriers·were·deleted·and/or·inserted·simultaneously·by·other·schedulers.·This·in·turn·could·cause·the·other·schedulers·to·get·stuck·as·well.</p><p>Own·Id:·OTP-19154·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8613"·title="">GH-8613</a>,·<a·href="https://github.com/erlang/otp/pull/8627"·title="">PR-8627</a></p></li><li><p>Statistics·for·number·of·carriers·in·a·shared·pool·after·calling·<code·class="inline">instrument:allocations</code>·or·<code·class="inline">instrument:carriers</code>·are·now·correct.·Also,·a·potential·bug·in·carrier·block·scanning·was·eliminated.</p><p>Own·Id:·OTP-19166·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8636"·title="">PR-8636</a></p></li><li><p>A·race·in·the·kTLS·flavour·of·SSL·distribution·has·been·fixed·so·that·<code·class="inline">inet_drv.c</code>·doesn't·read·ahead·too·much·data,·which·could·cause·the·kTLS·encryption·to·be·activated·too·late·when·some·encrypted·data·had·already·been·read·into·the·<code·class="inline">inet_drv.c</code>·buffer·as·unencrypted.</p><p>Own·Id:·OTP-19175·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8561"·title="">GH-8561</a>,·<a·href="https://github.com/erlang/otp/pull/8690"·title="">PR-8690</a></p></li><li><p>Fixed·an·emulator·crash·relating·to·compressed·ETS·tables.</p><p>Own·Id:·OTP-19176·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8683"·title="">PR-8683</a></p></li><li><p>A·function·(encode_sockaddr)·was·called·with·superfluous·argument,·on·Windows,·in·the·net·nif.</p><p>Own·Id:·OTP-19181</p></li><li><p>Fixed·a·crash·that·could·happen·on·reallocation·failure.</p><p>Own·Id:·OTP-19192</p></li><li><p>Man·pages·are·now·available·for·<code·class="inline">erl</code>,·<code·class="inline">erlc</code>,·<code·class="inline">dialyzer</code>,·and·all·other·programs·that·are·included·in·Erlang/OTP.</p><p>Own·Id:·OTP-19201·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8740"·title="">PR-8740</a></p></li><li><p>A·previous·correction·in·the·Erlang/OTP·27.0.1·emergency·patch·had·the·unfortunate·side·effect·of·sometimes·causing·an·unnecessary·fullsweep·(major)·garbage·collection·instead·of·a··generation·(minor)·garbage·collection.·This·has·been·corrected.</p><p>Own·Id:·OTP-19209·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8751"·title="">PR-8751</a>,·<a·href="https://github.com/erlang/otp/pull/8539"·title="">PR-8539</a></p></li><li><p>Fixed·trace·matchspec·functions·<code·class="inline">trace</code>·and·<code·class="inline">enable_trace</code>·to·use·the·session·tracer·when·enabling·trace·flags·on·untraced·processes.</p><p>Own·Id:·OTP-19211·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8657"·title="">GH-8657</a></p></li><li><p>Fixed·a·typo·in·the·type·spec·for·<a·href="erlang.html#t:garbage_collection_defaults/0"><code·class="inline">erlang:garbage_collection_defaults/0</code></a>.</p><p>Own·Id:·OTP-19215·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8757"·title="">PR-8757</a></p></li><li><p>Corrected·socket:ioctl·for·genaddr·(SIOCGENADDR).</p><p>Own·Id:·OTP-19216</p></li><li><p>The·support·for·Transparent·Huge·Pages·has·been·disabled·on·non-amd64·Linux·systems.</p><p>Own·Id:·OTP-19219·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8702"·title="">PR-8702</a></p></li><li><p>Fixed·a·race·condition·on·Windows·when·upgrading·from·<code·class="inline">-noshell</code>·to·a·shell·that·would·cause·Erlang·to·crash·with·the·error:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2309302129-1">{</span><span·class="ss">'GetOverlappedResult'</span><span·class="p">,</span><span·class="w"> |
| 220 | ··</span><span·class="ss">'The·I/O·operation·has·been·aborted·because·of·either·a·thread·exit·or·an·application·request.'</span><span·class="p"·data-group-id=" | 220 | ··</span><span·class="ss">'The·I/O·operation·has·been·aborted·because·of·either·a·thread·exit·or·an·application·request.'</span><span·class="p"·data-group-id="2309302129-1">}</span><span·class="p">.</span></code></pre><p>Own·Id:·OTP-19220·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8774"·title="">PR-8774</a>,·<a·href="https://github.com/erlang/otp/issues/7621"·title="">GH-7621</a></p></li></ul><h3·id="improvements-and-new-features-1"·class="section-heading"> |
| 221 | ··<a·href="#improvements-and-new-features-1"·class="hover-link"> | 221 | ··<a·href="#improvements-and-new-features-1"·class="hover-link"> |
| 222 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 222 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 223 | ··</a> | 223 | ··</a> |
| 224 | ··<span·class="text">Improvements·and·New·Features</span> | 224 | ··<span·class="text">Improvements·and·New·Features</span> |
| 225 | </h3> | 225 | </h3> |
| 226 | <ul><li><p>Added·functions·<code·class="inline">getservbyname</code>·and·<code·class="inline">getservbyport</code>·to·the·<code·class="inline">net</code>·module.</p><p>Own·Id:·OTP-19101·Aux·Id:·OTP-18835</p></li><li><p>Introduced·enet·|·esock·variants·of·<a·href="../../../lib/kernel-10.2.2/doc/html/inet.html"><code·class="inline">inet</code></a>·functions,·either·when·called·with·sockets, | 226 | <ul><li><p>Added·functions·<code·class="inline">getservbyname</code>·and·<code·class="inline">getservbyport</code>·to·the·<code·class="inline">net</code>·module.</p><p>Own·Id:·OTP-19101·Aux·Id:·OTP-18835</p></li><li><p>Introduced·enet·|·esock·variants·of·<a·href="../../../lib/kernel-10.2.2/doc/html/inet.html"><code·class="inline">inet</code></a>·functions,·either·when·called·with·sockets, |
| 227 | with·explicit·inet_backend·config·or·with·the·e·inet_backend·kernel·config·option.</p><p>Own·Id:·OTP-19132·Aux·Id:·OTP-19101</p></li><li><p>Optimize·process·and·port·creation·when·such·tracing·is·not·enabled·by·any·trace·session.</p><p>Own·Id:·OTP-19167·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8655"·title="">PR-8655</a></p></li><li><p>Compiler·warnings·for·some·removed·functions·have·been·corrected·to·point·out·the·correct·replacement·functions.</p><p>Own·Id:·OTP-19186·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8709"·title="">PR-8709</a></p></li><li><p>A·boolean·option·<code·class="inline">read_ahead</code>·has·been·implemented·for·<code·class="inline">gen_tcp</code>,·default·<code·class="inline">true</code>,·to·facilitate·not·reading·past·(caching·data)·the·end·of·a·packet.··In·particular,·for·kTLS,·caching·data·could·read·in·data·that·was·supposed·to·be·decrypted·by·the·platform's·network·stack,·before·crypto·parameters·could·be·activated.</p><p>Own·Id:·OTP-19199·Aux·Id:·OTP-19175,·<a·href="https://github.com/erlang/otp/issues/8561"·title="">GH-8561</a>,·<a·href="https://github.com/erlang/otp/issues/8690"·title="">GH-8690</a>,·<a·href="https://github.com/erlang/otp/issues/8785"·title="">GH-8785</a></p></li><li><p>The·<a·href="../../../lib/stdlib-6.2/doc/html/zip.html"><code·class="inline">zip</code></a>·module·has·been·updated·with·support·for:</p><ul><li>zip64·archives·-·Archives·larger·than·4GB·or·with·more·than·2^32·entries.</li><li>extended·timestamps·-·Higher·resolution·and·in·UTC.</li><li>UID/GID·-·Save·and·extract·the·original·UID/GID.</li><li>Fixes·so·that·permission·mode·attributes·are·correctly·read·and·set·for·files·in·archives.</li><li><a·href="../../../lib/stdlib-6.2/doc/html/zip.html#list_dir/2"><code·class="inline">zip:list_dir/2</code></a>·now·also·returns·directories,·not·only·files.·(You·can·disable·this·behaviour·by·using·the·option·<code·class="inline">skip_directories</code>).</li></ul><p>Various·bugs·in·the·original·implementation·have·also·been·fixed,·such·as:</p><ul><li>Correctly·encode·and·decode·the·DOS·timestamps·for·entries·within·an·archive·(that·is·the·non-extended·timestamp).</li><li>Fix·DOS·timestamps·to·be·set·to·localtime·instead·of·UTC·(use·extended·timestamps·for·UTC·timestamps).</li><li>Use·the·unix·file·attributes·read·from·disk·when·creating·archives·instead·of·setting·everything·to·644.</li></ul><p>Own·Id:·OTP-19214·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8765"·title="">PR-8765</a></p></li></ul><h2·id="erts-15-0-1"·class="section-heading"> | 227 | with·explicit·inet_backend·config·or·with·the·e·inet_backend·kernel·config·option.</p><p>Own·Id:·OTP-19132·Aux·Id:·OTP-19101</p></li><li><p>Optimize·process·and·port·creation·when·such·tracing·is·not·enabled·by·any·trace·session.</p><p>Own·Id:·OTP-19167·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8655"·title="">PR-8655</a></p></li><li><p>Compiler·warnings·for·some·removed·functions·have·been·corrected·to·point·out·the·correct·replacement·functions.</p><p>Own·Id:·OTP-19186·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8709"·title="">PR-8709</a></p></li><li><p>A·boolean·option·<code·class="inline">read_ahead</code>·has·been·implemented·for·<code·class="inline">gen_tcp</code>,·default·<code·class="inline">true</code>,·to·facilitate·not·reading·past·(caching·data)·the·end·of·a·packet.··In·particular,·for·kTLS,·caching·data·could·read·in·data·that·was·supposed·to·be·decrypted·by·the·platform's·network·stack,·before·crypto·parameters·could·be·activated.</p><p>Own·Id:·OTP-19199·Aux·Id:·OTP-19175,·<a·href="https://github.com/erlang/otp/issues/8561"·title="">GH-8561</a>,·<a·href="https://github.com/erlang/otp/issues/8690"·title="">GH-8690</a>,·<a·href="https://github.com/erlang/otp/issues/8785"·title="">GH-8785</a></p></li><li><p>The·<a·href="../../../lib/stdlib-6.2/doc/html/zip.html"><code·class="inline">zip</code></a>·module·has·been·updated·with·support·for:</p><ul><li>zip64·archives·-·Archives·larger·than·4GB·or·with·more·than·2^32·entries.</li><li>extended·timestamps·-·Higher·resolution·and·in·UTC.</li><li>UID/GID·-·Save·and·extract·the·original·UID/GID.</li><li>Fixes·so·that·permission·mode·attributes·are·correctly·read·and·set·for·files·in·archives.</li><li><a·href="../../../lib/stdlib-6.2/doc/html/zip.html#list_dir/2"><code·class="inline">zip:list_dir/2</code></a>·now·also·returns·directories,·not·only·files.·(You·can·disable·this·behaviour·by·using·the·option·<code·class="inline">skip_directories</code>).</li></ul><p>Various·bugs·in·the·original·implementation·have·also·been·fixed,·such·as:</p><ul><li>Correctly·encode·and·decode·the·DOS·timestamps·for·entries·within·an·archive·(that·is·the·non-extended·timestamp).</li><li>Fix·DOS·timestamps·to·be·set·to·localtime·instead·of·UTC·(use·extended·timestamps·for·UTC·timestamps).</li><li>Use·the·unix·file·attributes·read·from·disk·when·creating·archives·instead·of·setting·everything·to·644.</li></ul><p>Own·Id:·OTP-19214·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8765"·title="">PR-8765</a></p></li></ul><h2·id="erts-15-0-1"·class="section-heading"> 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| 250 | </h3> | 250 | </h3> |
| 251 | <ul><li><p>Bugs·in·how·<code·class="inline">erl·-extra</code>·interacts·with·passing·flags·via·ERL_*FLAGS·or·<code·class="inline">-args_file</code>·have·been·fixed.</p><p>Own·Id:·OTP-18766·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7639"·title="">PR-7639</a></p></li><li><p>Fixed·a·bug·that·prevented·the·emulator·from·building·on·recent·versions·of·Yocto·Linux.</p><p>Own·Id:·OTP-18918·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7952"·title="">PR-7952</a></p></li><li><p>Fixed·spectre·mitigation·configure·test·to·work·with·GCC·patches·to·always·add·<code·class="inline">-fcf-protection=full</code>.</p><p>Own·Id:·OTP-18928·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8006"·title="">PR-8006</a></p></li><li><p>A··call·to·<code·class="inline">socket:[recv|recvfrom|recvmsg]/*</code>·with·Timeout·=·0·on·Windows·could·cause·a·(case·clause)·crash·if·data·is·immediately·available.</p><p>Own·Id:·OTP-19063·Aux·Id:·OTP-18835</p></li><li><p>Fix·bug·on·Windows·where·<code·class="inline">exit_status</code>·would·not·be·sent·when·a·port·exits·after·the·stdin/stdout·handles·have·been·closed.</p><p>Own·Id:·OTP-19077·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8324"·title="">PR-8324</a></p></li></ul><h3·id="improvements-and-new-features-2"·class="section-heading"> | 251 | <ul><li><p>Bugs·in·how·<code·class="inline">erl·-extra</code>·interacts·with·passing·flags·via·ERL_*FLAGS·or·<code·class="inline">-args_file</code>·have·been·fixed.</p><p>Own·Id:·OTP-18766·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7639"·title="">PR-7639</a></p></li><li><p>Fixed·a·bug·that·prevented·the·emulator·from·building·on·recent·versions·of·Yocto·Linux.</p><p>Own·Id:·OTP-18918·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7952"·title="">PR-7952</a></p></li><li><p>Fixed·spectre·mitigation·configure·test·to·work·with·GCC·patches·to·always·add·<code·class="inline">-fcf-protection=full</code>.</p><p>Own·Id:·OTP-18928·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8006"·title="">PR-8006</a></p></li><li><p>A··call·to·<code·class="inline">socket:[recv|recvfrom|recvmsg]/*</code>·with·Timeout·=·0·on·Windows·could·cause·a·(case·clause)·crash·if·data·is·immediately·available.</p><p>Own·Id:·OTP-19063·Aux·Id:·OTP-18835</p></li><li><p>Fix·bug·on·Windows·where·<code·class="inline">exit_status</code>·would·not·be·sent·when·a·port·exits·after·the·stdin/stdout·handles·have·been·closed.</p><p>Own·Id:·OTP-19077·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8324"·title="">PR-8324</a></p></li></ul><h3·id="improvements-and-new-features-2"·class="section-heading"> |
| 252 | ··<a·href="#improvements-and-new-features-2"·class="hover-link"> | 252 | ··<a·href="#improvements-and-new-features-2"·class="hover-link"> |
| 253 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 253 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 254 | ··</a> | 254 | ··</a> |
| 255 | ··<span·class="text">Improvements·and·New·Features</span> | 255 | ··<span·class="text">Improvements·and·New·Features</span> |
| 256 | </h3> | 256 | </h3> |
| 257 | <ul><li><p>Refactored·how·the·JIT·handles·POSIX·signals·and·how·they·affect·thread·stacks,·allowing·us·to·use·the·native·stack·register·for·Erlang·stacks·on·more·platforms.</p><p>Notably,·containers·built·on·64-bit·x86·Alpine·Linux·images·will·now·perform·much·better·in·sequential·code.·As·an·example,·running·<code·class="inline">dialyzer</code>·over·the·OTP·code·base·finishes·about·15%·quicker.</p><p>Own·Id:·OTP-18568·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7174"·title="">PR-7174</a></p></li><li><p>The·<a·href="../../../lib/runtime_tools-2.1.1/doc/html/instrument.html"><code·class="inline">instrument</code></a>·module·can·now·track·allocations·on·a·per-process·or·per-port·basis.</p><p>Own·Id:·OTP-18577·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7236"·title="">PR-7236</a></p></li><li><p>The·<code·class="inline">pid</code>·field·returned·from·<a·href="erlang.html#fun_info/2"><code·class="inline">erlang:fun_info/1,2</code></a>·is·now·always·the·pid·for·the·<code·class="inline">init</code>·process·of·the·local·node,·not·the·pid·for·the·actual·process·that·created·the·fun.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18594·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7274"·title="">PR-7274</a></p></li><li><p>By·default,·escripts·will·now·be·compiled·instead·of·interpreted.·That·means·that·the·<code·class="inline">compiler</code>·application·must·be·installed.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18639·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7348"·title="">PR-7348</a></p></li><li><p>A·binary·returned·from·the·<a·href="../../../lib/kernel-10.2.2/doc/html/socket.html"><code·class="inline">socket</code></a>·receive·functions·is·no·longer·created·as·a·sub·binary·of·an·often·large·receive·buffer·binary·(socket·option·<code·class="inline">{otp,rcvbuf}</code>).··This·avoids·space·waste,·trusting·the·allocators·to·implement·reallocation·efficiently.</p><p>Own·Id:·OTP-18642·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/6152"·title="">GH-6152</a>,·<a·href="https://github.com/erlang/otp/pull/7465"·title="">PR-7465</a></p></li><li><p>The·default·process·limit·has·been·raised·to·<code·class="inline">1048576</code>·processes.</p><p>Own·Id:·OTP-18699·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7388"·title="">PR-7388</a></p></li><li><p>The·<a·href="erlang.html#system_monitor/2"><code·class="inline">erlang:system_monitor/2</code></a>·functionality·is·now·able·to·monitor·long·message·queues·in·the·system.</p><p>Own·Id:·OTP-18709·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7651"·title="">PR-7651</a></p></li><li><p>The·<code·class="inline">erl</code>·command·now·supports·the·<code·class="inline">-S</code>·flag,·which·is·similar·to·the·<code·class="inline">-run</code>·flag,·except·that·it·will·pass·all·arguments·up·to·end·of·the·command·line·to·the·called·function.·(The·<code·class="inline">-run</code>·flag·will·not·pass·arguments·beginning·with·a·hyphen.)·Another·difference·is·that·<code·class="inline">-S</code>·will·always·call·a·function·with·one·argument,·passing·an·empty·list·if·no·arguments·were·given.</p><p>Own·Id:·OTP-18744·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7470"·title="">PR-7470</a></p></li><li><p>When·implementing·an·alternative·carrier·for·the·Erlang·distribution,·a·separate·input·handler·process·may·now·be·registered,·using·<a·href="erlang.html#dist_ctrl_input_handler/2"><code·class="inline">erlang:dist_ctrl_input_handler/2</code></a>,·also·in·the·case·when·the·distribution·controller·is·a·port.</p><p>Own·Id:·OTP-18774·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7110"·title="">PR-7110</a></p></li><li><p>The·call·stack·trace·has·now·been·added·to·the·error·reported·by·<a·href="erlang.html#process_flag/2"><code·class="inline">erlang:process_flag/2</code></a>·when·<code·class="inline">max_heap_size</code>·limit·has·been·exceeded.</p><p>Own·Id:·OTP-18779·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7592"·title="">PR-7592</a></p></li><li><p><code·class="inline">-callback</code>·attributes·have·been·added·to·<a·href="erl_tracer.html"><code·class="inline">erl_tracer</code></a>.</p><p>Own·Id:·OTP-18794·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7703"·title="">PR-7703</a></p></li><li><p>For·<code·class="inline">inet_backend·=·socket</code>,·setting·the·<code·class="inline">active</code>·socket·option·alone,·to·<code·class="inline">once</code>,·<code·class="inline">true</code>·or·<code·class="inline">N</code>·has·been·optimized,·as·well·as·the·corresponding·data·delivery.</p><p>Own·Id:·OTP-18835</p></li><li><p>New·functions·<code·class="inline">socket:sendv/*</code>·for·sending·I/O·vectors·have·been·added.</p><p>Own·Id:·OTP-18845</p></li><li><p>Socket·options·that·take·string·now·also·accept·binaries.</p><p>Own·Id:·OTP-18849·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/6510"·title="">PR-6510</a></p></li><li><p>Native·coverage·support·has·been·implemented·in·the·JIT.·It·will··automatically·be·used·by·the·<a·href="../../../lib/tools-4.1.1/doc/html/cover.html"><code·class="inline">cover</code></a>·tool·to·reduce·the·execution·overhead·when·running·cover-compiled·code.</p><p>There·are·also·new·APIs·to·support·native·coverage·without·using·the·<code·class="inline">cover</code>·tool.</p><p>To·instrument·code·for·native·coverage·it·must·be·compiled·with·the·<a·href="../../../lib/compiler-8.5.5/doc/html/compile.html#line_coverage"><code·class="inline">line_coverage</code></a>·option.</p><p>To·enable·native·coverage·in·the·runtime·system,·start·it·like·so:</p><pre><code·class="text">$·erl·+JPcover·true</code></pre><p>There·are·also·the·following·new·functions·for·supporting·native·coverage:</p><ul><li><a·href="../../../lib/kernel-10.2.2/doc/html/code.html#coverage_support/0"><code·class="inline">code:coverage_support/0</code></a></li><li><a·href="../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage/2"><code·class="inline">code:get_coverage/2</code></a></li><li><a·href="../../../lib/kernel-10.2.2/doc/html/code.html#reset_coverage/1"><code·class="inline">code:reset_coverage/1</code></a></li><li><a·href="../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage_mode/0"><code·class="inline">code:get_coverage_mode/0</code></a></li><li><a·href="../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage_mode/1"><code·class="inline">code:get_coverage_mode/1</code></a></li><li><a·href="../../../lib/kernel-10.2.2/doc/html/code.html#set_coverage_mode/1"><code·class="inline">code:set_coverage_mode/1</code></a></li></ul><p>Own·Id:·OTP-18856·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7856"·title="">PR-7856</a></p></li><li><p>Changed·the·default·value·of·the·command·line·flag·<code·class="inline">-code_path_choice</code>·to·<code·class="inline">strict</code>.·</p><p>Note·that·for·application·systems·using·archives,·it·is·necessary·to·add·the·<code·class="inline">code_path_choice·relaxed</code>·to·the·command·line·that·invokes·<code·class="inline">erl</code>.</p><p>Own·Id:·OTP-18894·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7243"·title="">PR-7243</a></p></li><li><p>Added·module·loading·to·<code·class="inline">erl·-init_debug</code>·printouts.</p><p>Own·Id:·OTP-18929·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8004"·title="">PR-8004</a></p></li><li><p>When·the·runtime·system·halts,·it·performs·various·flush·operations·before·terminating.·By·default·there·is·no·limit·on·how·much·time·the·flush·operations·are·allowed·to·take.·A·new·<em>halt·flush·timeout</em>·functionality·has·been·introduced·which·can·be·used·for·limiting·the·amount·of·time·that·the·flushing·operations·are·allowed·to·take.·For·more·information·see·the·documentation·of·the·<a·href="erlang.html#halt_flush_timeout"><code·class="inline">flush_timeout</code></a>·option·of·the·<a·href="erlang.html#halt/2"><code·class="inline">erlang:halt/2</code></a>·BIF·and·the·documentation·of·the·<code·class="inline">erl</code>·<a·href="erl_cmd.html#+zhft"><code·class="inline">+zhft·<Timeout></code></a>·command·line·flag.</p><p>Own·Id:·OTP-18938·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8035"·title="">PR-8035</a>,·<a·href="https://github.com/erlang/otp/issues/7438"·title="">GH-7438</a></p></li><li><p>Optimized·code·loading·by·moving·certain·operations·from·the·code·server·to·the·caller.</p><p>Own·Id:·OTP-18941·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7981"·title="">PR-7981</a></p></li><li><p>Updated·asmjit·to·version·a465fe71ab3d0e224b2b4bd0fac69ae68ab9239d</p><p>Own·Id:·OTP-18942</p></li><li><p>The·deprecated·functions·in·<a·href="zlib.html"><code·class="inline">zlib</code></a>·have·been·removed.·That·includes·<code·class="inline">inflateChunk/{1,2}</code>,·<code·class="inline">getBufSize/1</code>,·<code·class="inline">setBufSize/2</code>,·the·CRC32·functions,·and·the·Adler·checksum·functions.</p><p>Own·Id:·OTP-18950</p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>Safe·destructive·update·of·tuples·has·been·implemented·in·the·compiler·and·runtime·system.·This·allows·the·VM·to·update·tuples·in-place·when·it·is·safe·to·do·so,·thus·improving·performance·by·doing·less·copying·but·also·by·producing·less·garbage.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="77 | 257 | <ul><li><p>Refactored·how·the·JIT·handles·POSIX·signals·and·how·they·affect·thread·stacks,·allowing·us·to·use·the·native·stack·register·for·Erlang·stacks·on·more·platforms.</p><p>Notably,·containers·built·on·64-bit·x86·Alpine·Linux·images·will·now·perform·much·better·in·sequential·code.·As·an·example,·running·<code·class="inline">dialyzer</code>·over·the·OTP·code·base·finishes·about·15%·quicker.</p><p>Own·Id:·OTP-18568·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7174"·title="">PR-7174</a></p></li><li><p>The·<a·href="../../../lib/runtime_tools-2.1.1/doc/html/instrument.html"><code·class="inline">instrument</code></a>·module·can·now·track·allocations·on·a·per-process·or·per-port·basis.</p><p>Own·Id:·OTP-18577·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7236"·title="">PR-7236</a></p></li><li><p>The·<code·class="inline">pid</code>·field·returned·from·<a·href="erlang.html#fun_info/2"><code·class="inline">erlang:fun_info/1,2</code></a>·is·now·always·the·pid·for·the·<code·class="inline">init</code>·process·of·the·local·node,·not·the·pid·for·the·actual·process·that·created·the·fun.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18594·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7274"·title="">PR-7274</a></p></li><li><p>By·default,·escripts·will·now·be·compiled·instead·of·interpreted.·That·means·that·the·<code·class="inline">compiler</code>·application·must·be·installed.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18639·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7348"·title="">PR-7348</a></p></li><li><p>A·binary·returned·from·the·<a·href="../../../lib/kernel-10.2.2/doc/html/socket.html"><code·class="inline">socket</code></a>·receive·functions·is·no·longer·created·as·a·sub·binary·of·an·often·large·receive·buffer·binary·(socket·option·<code·class="inline">{otp,rcvbuf}</code>).··This·avoids·space·waste,·trusting·the·allocators·to·implement·reallocation·efficiently.</p><p>Own·Id:·OTP-18642·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/6152"·title="">GH-6152</a>,·<a·href="https://github.com/erlang/otp/pull/7465"·title="">PR-7465</a></p></li><li><p>The·default·process·limit·has·been·raised·to·<code·class="inline">1048576</code>·processes.</p><p>Own·Id:·OTP-18699·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7388"·title="">PR-7388</a></p></li><li><p>The·<a·href="erlang.html#system_monitor/2"><code·class="inline">erlang:system_monitor/2</code></a>·functionality·is·now·able·to·monitor·long·message·queues·in·the·system.</p><p>Own·Id:·OTP-18709·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7651"·title="">PR-7651</a></p></li><li><p>The·<code·class="inline">erl</code>·command·now·supports·the·<code·class="inline">-S</code>·flag,·which·is·similar·to·the·<code·class="inline">-run</code>·flag,·except·that·it·will·pass·all·arguments·up·to·end·of·the·command·line·to·the·called·function.·(The·<code·class="inline">-run</code>·flag·will·not·pass·arguments·beginning·with·a·hyphen.)·Another·difference·is·that·<code·class="inline">-S</code>·will·always·call·a·function·with·one·argument,·passing·an·empty·list·if·no·arguments·were·given.</p><p>Own·Id:·OTP-18744·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7470"·title="">PR-7470</a></p></li><li><p>When·implementing·an·alternative·carrier·for·the·Erlang·distribution,·a·separate·input·handler·process·may·now·be·registered,·using·<a·href="erlang.html#dist_ctrl_input_handler/2"><code·class="inline">erlang:dist_ctrl_input_handler/2</code></a>,·also·in·the·case·when·the·distribution·controller·is·a·port.</p><p>Own·Id:·OTP-18774·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7110"·title="">PR-7110</a></p></li><li><p>The·call·stack·trace·has·now·been·added·to·the·error·reported·by·<a·href="erlang.html#process_flag/2"><code·class="inline">erlang:process_flag/2</code></a>·when·<code·class="inline">max_heap_size</code>·limit·has·been·exceeded.</p><p>Own·Id:·OTP-18779·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7592"·title="">PR-7592</a></p></li><li><p><code·class="inline">-callback</code>·attributes·have·been·added·to·<a·href="erl_tracer.html"><code·class="inline">erl_tracer</code></a>.</p><p>Own·Id:·OTP-18794·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7703"·title="">PR-7703</a></p></li><li><p>For·<code·class="inline">inet_backend·=·socket</code>,·setting·the·<code·class="inline">active</code>·socket·option·alone,·to·<code·class="inline">once</code>,·<code·class="inline">true</code>·or·<code·class="inline">N</code>·has·been·optimized,·as·well·as·the·corresponding·data·delivery.</p><p>Own·Id:·OTP-18835</p></li><li><p>New·functions·<code·class="inline">socket:sendv/*</code>·for·sending·I/O·vectors·have·been·added.</p><p>Own·Id:·OTP-18845</p></li><li><p>Socket·options·that·take·string·now·also·accept·binaries.</p><p>Own·Id:·OTP-18849·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/6510"·title="">PR-6510</a></p></li><li><p>Native·coverage·support·has·been·implemented·in·the·JIT.·It·will··automatically·be·used·by·the·<a·href="../../../lib/tools-4.1.1/doc/html/cover.html"><code·class="inline">cover</code></a>·tool·to·reduce·the·execution·overhead·when·running·cover-compiled·code.</p><p>There·are·also·new·APIs·to·support·native·coverage·without·using·the·<code·class="inline">cover</code>·tool.</p><p>To·instrument·code·for·native·coverage·it·must·be·compiled·with·the·<a·href="../../../lib/compiler-8.5.5/doc/html/compile.html#line_coverage"><code·class="inline">line_coverage</code></a>·option.</p><p>To·enable·native·coverage·in·the·runtime·system,·start·it·like·so:</p><pre><code·class="text">$·erl·+JPcover·true</code></pre><p>There·are·also·the·following·new·functions·for·supporting·native·coverage:</p><ul><li><a·href="../../../lib/kernel-10.2.2/doc/html/code.html#coverage_support/0"><code·class="inline">code:coverage_support/0</code></a></li><li><a·href="../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage/2"><code·class="inline">code:get_coverage/2</code></a></li><li><a·href="../../../lib/kernel-10.2.2/doc/html/code.html#reset_coverage/1"><code·class="inline">code:reset_coverage/1</code></a></li><li><a·href="../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage_mode/0"><code·class="inline">code:get_coverage_mode/0</code></a></li><li><a·href="../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage_mode/1"><code·class="inline">code:get_coverage_mode/1</code></a></li><li><a·href="../../../lib/kernel-10.2.2/doc/html/code.html#set_coverage_mode/1"><code·class="inline">code:set_coverage_mode/1</code></a></li></ul><p>Own·Id:·OTP-18856·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7856"·title="">PR-7856</a></p></li><li><p>Changed·the·default·value·of·the·command·line·flag·<code·class="inline">-code_path_choice</code>·to·<code·class="inline">strict</code>.·</p><p>Note·that·for·application·systems·using·archives,·it·is·necessary·to·add·the·<code·class="inline">code_path_choice·relaxed</code>·to·the·command·line·that·invokes·<code·class="inline">erl</code>.</p><p>Own·Id:·OTP-18894·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7243"·title="">PR-7243</a></p></li><li><p>Added·module·loading·to·<code·class="inline">erl·-init_debug</code>·printouts.</p><p>Own·Id:·OTP-18929·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8004"·title="">PR-8004</a></p></li><li><p>When·the·runtime·system·halts,·it·performs·various·flush·operations·before·terminating.·By·default·there·is·no·limit·on·how·much·time·the·flush·operations·are·allowed·to·take.·A·new·<em>halt·flush·timeout</em>·functionality·has·been·introduced·which·can·be·used·for·limiting·the·amount·of·time·that·the·flushing·operations·are·allowed·to·take.·For·more·information·see·the·documentation·of·the·<a·href="erlang.html#halt_flush_timeout"><code·class="inline">flush_timeout</code></a>·option·of·the·<a·href="erlang.html#halt/2"><code·class="inline">erlang:halt/2</code></a>·BIF·and·the·documentation·of·the·<code·class="inline">erl</code>·<a·href="erl_cmd.html#+zhft"><code·class="inline">+zhft·<Timeout></code></a>·command·line·flag.</p><p>Own·Id:·OTP-18938·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8035"·title="">PR-8035</a>,·<a·href="https://github.com/erlang/otp/issues/7438"·title="">GH-7438</a></p></li><li><p>Optimized·code·loading·by·moving·certain·operations·from·the·code·server·to·the·caller.</p><p>Own·Id:·OTP-18941·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7981"·title="">PR-7981</a></p></li><li><p>Updated·asmjit·to·version·a465fe71ab3d0e224b2b4bd0fac69ae68ab9239d</p><p>Own·Id:·OTP-18942</p></li><li><p>The·deprecated·functions·in·<a·href="zlib.html"><code·class="inline">zlib</code></a>·have·been·removed.·That·includes·<code·class="inline">inflateChunk/{1,2}</code>,·<code·class="inline">getBufSize/1</code>,·<code·class="inline">setBufSize/2</code>,·the·CRC32·functions,·and·the·Adler·checksum·functions.</p><p>Own·Id:·OTP-18950</p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>Safe·destructive·update·of·tuples·has·been·implemented·in·the·compiler·and·runtime·system.·This·allows·the·VM·to·update·tuples·in-place·when·it·is·safe·to·do·so,·thus·improving·performance·by·doing·less·copying·but·also·by·producing·less·garbage.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7706652410-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7706652410-2">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·109,·SHA:·6460bc6e714285f8a7b11aa5b3863e3febc185b9b33e48d9fb89c7eee9bd01fd·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 258 | </span><span·class="nf">update</span><span·class="p"·data-group-id="77 | 258 | </span><span·class="nf">update</span><span·class="p"·data-group-id="7706652410-3">(</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="7706652410-4">{</span><span·class="ss">a</span><span·class="o">=</span><span·class="ss">needs_update</span><span·class="p">,</span><span·class="ss">b</spa[·...·truncated·by·diffoscope;·len:·193,·SHA:·359986673f43690127683708ca3c2ae132cbd2c90430f80e2a84b9ec06a48aa8·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 259 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R0</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="77 | 259 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R0</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="7706652410-5">{</span><span·class="ss">a</span><span·class="o">=</span><span·class="ss">up_to_date</span><span·class="p"·data-group-id="7706652410-5">}</span><span·class="p">,</span><span·class="w"> |
| 260 | ····</span><span·class="k">if</span><span·class="w"> | 260 | ····</span><span·class="k">if</span><span·class="w"> |
| 261 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 261 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 262 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="77 | 262 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="7706652410-6">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="ss">negative</span><span·class="p"·data-group-id="7706652410-6">}</span><span·class="p">;</span><span·class="w"> |
| 263 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 263 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 264 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="77 | 264 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="7706652410-7">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="ss">zero</span><span·class="p"·data-group-id="7706652410-7">}</span><span·class="p">;</span><span·class="w"> |
| 265 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 265 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 266 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="77 | 266 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="7706652410-8">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="ss">positive</span><span·class="p"·data-group-id="7706652410-8">}</span><span·class="w"> |
| 267 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·record·updates·in·each·of·the·three·clauses·of·the·<code·class="inline">if</code>·can·safely·be·done·in-place,·because·variable·<code·class="inline">R</code>·is·not·used·again.</p><p>Own·Id:·OTP-18972·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8090"·title="">PR-8090</a></p></li><li><p>The·obsolete·and·undocumented·support·for·opening·a·port·to·an·external | 267 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·record·updates·in·each·of·the·three·clauses·of·the·<code·class="inline">if</code>·can·safely·be·done·in-place,·because·variable·<code·class="inline">R</code>·is·not·used·again.</p><p>Own·Id:·OTP-18972·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8090"·title="">PR-8090</a></p></li><li><p>The·obsolete·and·undocumented·support·for·opening·a·port·to·an·external |
| 268 | resource·by·passing·an·atom·(or·a·string)·as·first·argument·to | 268 | resource·by·passing·an·atom·(or·a·string)·as·first·argument·to |
| 269 | <a·href="erlang.html#open_port/2"><code·class="inline">open_port()</code></a>,·implemented·by·the·vanilla·driver, | 269 | <a·href="erlang.html#open_port/2"><code·class="inline">open_port()</code></a>,·implemented·by·the·vanilla·driver, |
| 270 | has·been·removed.·This·feature·has·been·scheduled·for·removal·in·OTP·27 | 270 | has·been·removed.·This·feature·has·been·scheduled·for·removal·in·OTP·27 |
| 271 | since·the·release·of·OTP·26.</p><p>Own·Id:·OTP-18976·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7125"·title="">PR-7125</a></p></li><li><p>An·optional·NIF·callback·<code·class="inline">ERL_NIF_OPT_ON_UNLOAD_THREAD</code>·to·be·called·by·all·scheduler·threads·when·a·NIF·library·is·unloaded.·Used·for·releasing·thread·specific·data.·Can·be·set·with·function·<code·class="inline">enif_set_option</code>.</p><p>Own·Id:·OTP-18977·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7809"·title="">PR-7809</a></p></li><li><p>There·is·a·new·module·<a·href="../../../lib/kernel-10.2.2/doc/html/trace.html"><code·class="inline">trace</code></a>·in·Kernel·providing·the·same·trace·functionality·as·<a·href="erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·and·<a·href="erlang.html#trace_pattern/3"><code·class="inline">erlang:trace_pattern/3</code></a>,·but·with·the·addition·of·<strong>dynamic·isolated·trace·sessions</strong>.</p><p>Own·Id:·OTP-18980</p></li><li><p>Added·the·<code·class="inline">+MMlp·on|off</code>·emulator·option·to·let·the·<code·class="inline">mseg</code>·allocator·use·"large·pages"·(sometimes·known·as·"huge·pages"·or·"super·pages").·This·currently·only·affects·super-carrier·allocations,·but·may·be·extended·in·the·future.</p><p>Own·Id:·OTP-18984·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7977"·title="">PR-7977</a></p></li><li><p><code·class="inline">inet_backend·=·socket</code>·has·been·optimized·and·reworked·to·be·more·compatible·with·the·original·<code·class="inline">inet_backend·=·inet</code>.</p><p>Own·Id:·OTP-19004·Aux·Id:·OTP-18835</p></li><li><p>The·<code·class="inline">socket</code>·documentation·has·been·reworked,·and·due·to | 271 | since·the·release·of·OTP·26.</p><p>Own·Id:·OTP-18976·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7125"·title="">PR-7125</a></p></li><li><p>An·optional·NIF·callback·<code·class="inline">ERL_NIF_OPT_ON_UNLOAD_THREAD</code>·to·be·called·by·all·scheduler·threads·when·a·NIF·library·is·unloaded.·Used·for·releasing·thread·specific·data.·Can·be·set·with·function·<code·class="inline">enif_set_option</code>.</p><p>Own·Id:·OTP-18977·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7809"·title="">PR-7809</a></p></li><li><p>There·is·a·new·module·<a·href="../../../lib/kernel-10.2.2/doc/html/trace.html"><code·class="inline">trace</code></a>·in·Kernel·providing·the·same·trace·functionality·as·<a·href="erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·and·<a·href="erlang.html#trace_pattern/3"><code·class="inline">erlang:trace_pattern/3</code></a>,·but·with·the·addition·of·<strong>dynamic·isolated·trace·sessions</strong>.</p><p>Own·Id:·OTP-18980</p></li><li><p>Added·the·<code·class="inline">+MMlp·on|off</code>·emulator·option·to·let·the·<code·class="inline">mseg</code>·allocator·use·"large·pages"·(sometimes·known·as·"huge·pages"·or·"super·pages").·This·currently·only·affects·super-carrier·allocations,·but·may·be·extended·in·the·future.</p><p>Own·Id:·OTP-18984·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7977"·title="">PR-7977</a></p></li><li><p><code·class="inline">inet_backend·=·socket</code>·has·been·optimized·and·reworked·to·be·more·compatible·with·the·original·<code·class="inline">inet_backend·=·inet</code>.</p><p>Own·Id:·OTP-19004·Aux·Id:·OTP-18835</p></li><li><p>The·<code·class="inline">socket</code>·documentation·has·been·reworked,·and·due·to |
| 272 | that·a·few·details·were·fixed:</p><ul><li><a·href="../../../lib/kernel-10.2.2/doc/html/socket.html#is_supported/1"><code·class="inline">socket:is_supported/1</code></a>·now·returns·<code·class="inline">true</code>·for·example·for·<code·class="inline">protocols</code> | 272 | that·a·few·details·were·fixed:</p><ul><li><a·href="../../../lib/kernel-10.2.2/doc/html/socket.html#is_supported/1"><code·class="inline">socket:is_supported/1</code></a>·now·returns·<code·class="inline">true</code>·for·example·for·<code·class="inline">protocols</code> |
| 273 | that·is·a·"category",·not·an·item.</li><li><a·href="../../../lib/kernel-10.2.2/doc/html/socket.html#cancel_monitor/1"><code·class="inline">socket:cancel_monitor/1</code></a>·no·longer·badargs·for·a·monitor·that·was·set·by | 273 | that·is·a·"category",·not·an·item.</li><li><a·href="../../../lib/kernel-10.2.2/doc/html/socket.html#cancel_monitor/1"><code·class="inline">socket:cancel_monitor/1</code></a>·no·longer·badargs·for·a·monitor·that·was·set·by |
| Offset 3146, 17 lines modified | Offset 3146, 17 lines modified | ||
| 3146 | markedly·so·when·the·maximum·number·of·file·descriptors·has·been·tuned·to·a | 3146 | markedly·so·when·the·maximum·number·of·file·descriptors·has·been·tuned·to·a |
| 3147 | large·number.</p><p>Instead,·in·erl_child_setup,·walk·the·open·descriptors·under·<code·class="inline">/dev/fd</code>·and | 3147 | large·number.</p><p>Instead,·in·erl_child_setup,·walk·the·open·descriptors·under·<code·class="inline">/dev/fd</code>·and |
| 3148 | close·only·those·which·are·open.</p><p>This·optimization·affects·the·CPU·usage·of·starting·a·new·Erlang·instance.</p><p>Own·Id:·OTP-16270</p></li><li><p>Optimized·<a·href="../../../lib/stdlib-6.2/doc/html/maps.html#merge/2"><code·class="inline">maps:merge/2</code></a>·for·trivial·cases·of·an·empty·map(s)·or·same·map.</p><p>Own·Id:·OTP-16283·Aux·Id:·PR-2441</p></li><li><p>The·new·experimental·<code·class="inline">socket</code>·module·has·been·moved·to·the·Kernel·application.</p><p>Own·Id:·OTP-16312</p></li><li><p>Improved·the·presentation·of·allocations·and·carriers·in·the·<code·class="inline">instrument</code> | 3148 | close·only·those·which·are·open.</p><p>This·optimization·affects·the·CPU·usage·of·starting·a·new·Erlang·instance.</p><p>Own·Id:·OTP-16270</p></li><li><p>Optimized·<a·href="../../../lib/stdlib-6.2/doc/html/maps.html#merge/2"><code·class="inline">maps:merge/2</code></a>·for·trivial·cases·of·an·empty·map(s)·or·same·map.</p><p>Own·Id:·OTP-16283·Aux·Id:·PR-2441</p></li><li><p>The·new·experimental·<code·class="inline">socket</code>·module·has·been·moved·to·the·Kernel·application.</p><p>Own·Id:·OTP-16312</p></li><li><p>Improved·the·presentation·of·allocations·and·carriers·in·the·<code·class="inline">instrument</code> |
| 3149 | module.</p><p>Own·Id:·OTP-16327</p></li><li><p>As·announced·in·OTP·22.0,·the·previously·existing·limited·support·for·VxWorks | 3149 | module.</p><p>Own·Id:·OTP-16327</p></li><li><p>As·announced·in·OTP·22.0,·the·previously·existing·limited·support·for·VxWorks |
| 3150 | has·now·been·removed.</p><p>*<strong>·POTENTIAL·INCOMPATIBILITY·*</strong></p><p>Own·Id:·OTP-16329·Aux·Id:·OTP-15621</p></li><li><p>The·return·value·when·using·the·<code·class="inline">httph</code>·and·<code·class="inline">httph_bin</code>·option·to | 3150 | has·now·been·removed.</p><p>*<strong>·POTENTIAL·INCOMPATIBILITY·*</strong></p><p>Own·Id:·OTP-16329·Aux·Id:·OTP-15621</p></li><li><p>The·return·value·when·using·the·<code·class="inline">httph</code>·and·<code·class="inline">httph_bin</code>·option·to |
| 3151 | <a·href="erlang.html#decode_packet/3"><code·class="inline">erlang:decode_packet/3</code></a>·and·<a·href="../../../lib/kernel-10.2.2/doc/html/inet.html#setopts/2"><code·class="inline">inet:setopts/2</code></a>·has·been·changed·to·also·include | 3151 | <a·href="erlang.html#decode_packet/3"><code·class="inline">erlang:decode_packet/3</code></a>·and·<a·href="../../../lib/kernel-10.2.2/doc/html/inet.html#setopts/2"><code·class="inline">inet:setopts/2</code></a>·has·been·changed·to·also·include |
| 3152 | the·original·header·unmodified.·See·<a·href="erlang.html#decode_packet/3"><code·class="inline">erlang:decode_packet/3</code></a>.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="o">></span><span·class="w"> | 3152 | the·original·header·unmodified.·See·<a·href="erlang.html#decode_packet/3"><code·class="inline">erlang:decode_packet/3</code></a>.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="o">></span><span·class="w"> |
| 3153 | ······</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">decode_packet</span><span·class="p"·data-group-id=" | 3153 | ······</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">decode_packet</span><span·class="p"·data-group-id="9466259728-1">(</span><span·class="ss">httph_bin</span><span·class="p">,</span><span·class="p"·data-group-id="9466259728-2"><<</span><span·class="s">"HELLO: |
| 3154 | ······hi\r\n\r\n"</span><span·class="p"·data-group-id="8675592991-2">>></span><span·class="p">,</span><span·class="p"·data-group-id="8675592991-3">[</span><span·class="p"·data-group-id="8675592991-3">]</span><span·class="p"·data-group-id="8675592991-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 3155 | ······</span><span·class="p"·data-group-id=" | 3154 | ······hi\r\n\r\n"</span><span·class="p"·data-group-id="9466259728-2">>></span><span·class="p">,</span><span·class="p"·data-group-id="9466259728-3">[</span><span·class="p"·data-group-id="9466259728-3">]</span><span·class="p"·data-group-id="9466259728-1[·...·truncated·by·diffoscope;·len:·50,·SHA:·7c76ffcbdd2b9b0809992215d4bc03869c03819d4f2872424fd7856db727c221·...·] |
| 3155 | ······</span><span·class="p"·data-group-id="9466259728-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="9466259728-5">{</span><span·class="ss">http_header</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p"·data-group-id="9466259728-6"><<</span><span·class="s">"Hello"</span><span·class="p"·data-group-id="9466259728-6">>></span><span·class="p">,</span><span·class="p"·data-group-id="9466259728-7"><<</span><span·class="s">"HELLO"</span><span·class="p"·data-group-id="9466259728-7">>></span><span·class="p">,</span><span·class="p"·data-group-id="9466259728-8"><<</span><span·class="s">"hi"</span><span·class="p"·data-group-id="9466259728-8">>></span><span·class="p"·data-group-id="9466259728-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="9466259728-9"><<</span><span·class="s">"\r\n"</span><span·class="p"·data-group-id="9466259728-9">>></span><span·class="p"·data-group-id="9466259728-4">}</span></code></pre><p>Own·Id:·OTP-16347·Aux·Id:·PR-2466</p></li><li><p>Ensure·<a·href="../../../lib/kernel-10.2.2/doc/html/net_kernel.html#monitor_nodes/1"><code·class="inline">net_kernel:monitor_nodes/1</code></a>·sends·<code·class="inline">nodedown</code>·messages·of·a·failed | ||
| 3156 | connection·before·<code·class="inline">nodeup</code>·messages·of·a·reestablished·connection·toward·the | 3156 | connection·before·<code·class="inline">nodeup</code>·messages·of·a·reestablished·connection·toward·the |
| 3157 | same·node.</p><p>Own·Id:·OTP-16362</p></li><li><p>Update·of·<a·href="../../../lib/kernel-10.2.2/doc/html/seq_trace.html#whatis">sequential·tracing</a>·to·also·support·other | 3157 | same·node.</p><p>Own·Id:·OTP-16362</p></li><li><p>Update·of·<a·href="../../../lib/kernel-10.2.2/doc/html/seq_trace.html#whatis">sequential·tracing</a>·to·also·support·other |
| 3158 | information·transfers·than·message·passing.</p><p>Own·Id:·OTP-16370·Aux·Id:·OTP-15251,·OTP-15232</p></li><li><p>socket:·It·is·now·possible·to·create·a·socket·from·an·already·existing·file | 3158 | information·transfers·than·message·passing.</p><p>Own·Id:·OTP-16370·Aux·Id:·OTP-15251,·OTP-15232</p></li><li><p>socket:·It·is·now·possible·to·create·a·socket·from·an·already·existing·file |
| 3159 | descriptor.</p><p>Own·Id:·OTP-16398·Aux·Id:·ERL-1154</p></li><li><p>socket:·The·socket:supports/1·function·now·also·report·if·netns·is·supported | 3159 | descriptor.</p><p>Own·Id:·OTP-16398·Aux·Id:·ERL-1154</p></li><li><p>socket:·The·socket:supports/1·function·now·also·report·if·netns·is·supported |
| 3160 | or·not.</p><p>Own·Id:·OTP-16432</p></li><li><p><code·class="inline">=:=</code>·has·been·optimized·to·return·<code·class="inline">false</code>·immediately·when·comparing·two·maps | 3160 | or·not.</p><p>Own·Id:·OTP-16432</p></li><li><p><code·class="inline">=:=</code>·has·been·optimized·to·return·<code·class="inline">false</code>·immediately·when·comparing·two·maps |
| 3161 | of·different·sizes.</p><p>Own·Id:·OTP-16454</p></li><li><p>Changed·the·behaviour·of·passing·the·<code·class="inline">erl</code>·command·line·argument | 3161 | of·different·sizes.</p><p>Own·Id:·OTP-16454</p></li><li><p>Changed·the·behaviour·of·passing·the·<code·class="inline">erl</code>·command·line·argument |
| 3162 | <a·href="erl_cmd.html#async_thread_pool_size"><code·class="inline">+A·0</code></a>·to·silently·imply·<code·class="inline">+A·1</code>.·That·is, | 3162 | <a·href="erl_cmd.html#async_thread_pool_size"><code·class="inline">+A·0</code></a>·to·silently·imply·<code·class="inline">+A·1</code>.·That·is, |
| Offset 10863, 20 lines modified | Offset 10863, 20 lines modified | ||
| 10863 | <ul><li><p>Previously·<a·href="erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·behaved | 10863 | <ul><li><p>Previously·<a·href="erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·behaved |
| 10864 | completely·asynchronous.·This·had·one·undesirable·effect,·though.·You·could | 10864 | completely·asynchronous.·This·had·one·undesirable·effect,·though.·You·could |
| 10865 | never·know·when·you·were·guaranteed·<em>not</em>·to·be·affected·by·a·link·that·you | 10865 | never·know·when·you·were·guaranteed·<em>not</em>·to·be·affected·by·a·link·that·you |
| 10866 | had·unlinked·or·a·monitor·that·you·had·demonitored.</p><p>The·new·behavior·of·<a·href="erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·can·be | 10866 | had·unlinked·or·a·monitor·that·you·had·demonitored.</p><p>The·new·behavior·of·<a·href="erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·can·be |
| 10867 | viewed·as·two·operations·performed·atomically.·Asynchronously·send·an·unlink | 10867 | viewed·as·two·operations·performed·atomically.·Asynchronously·send·an·unlink |
| 10868 | signal·or·a·demonitor·signal,·and·ignore·any·future·results·of·the·link·or | 10868 | signal·or·a·demonitor·signal,·and·ignore·any·future·results·of·the·link·or |
| 10869 | monitor.</p><p><em>NOTE</em>:·This·change·can·cause·some·obscure·code·to·fail·which·previously·did | 10869 | monitor.</p><p><em>NOTE</em>:·This·change·can·cause·some·obscure·code·to·fail·which·previously·did |
| 10870 | not.·For·example,·the·following·code·might·hang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">············</span><span·class="n">Mon</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monitor</span><span·class="p"·data-group-id=" | 10870 | not.·For·example,·the·following·code·might·hang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">············</span><span·class="n">Mon</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monitor</span><span·class="p"·data-group-id="3865849299-1">(</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="3865849299-1">)</span><span·class="p">,</span><span·class="w"> |
| 10871 | ············</span><span·class="c1">%%·...</span><span·class="w"> | 10871 | ············</span><span·class="c1">%%·...</span><span·class="w"> |
| 10872 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 10872 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id="3865849299-2">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bang</span><span·class="p"·data-group-id="3865849299-2">)</span><span·class="p">,</span><span·class="w"> |
| 10873 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id=" | 10873 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id="3865849299-3">(</span><span·class="n">Mon</span><span·class="p"·data-group-id="3865849299-3">)</span><span·class="p">,</span><span·class="w"> |
| 10874 | ············</span><span·class="k">receive</span><span·class="w"> | 10874 | ············</span><span·class="k">receive</span><span·class="w"> |
| 10875 | ················</span><span·class="p"·data-group-id=" | 10875 | ················</span><span·class="p"·data-group-id="3865849299-4">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mon</span><span·class="w">·</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">process</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·168,·SHA:·712d0c7cb05e50e33fe6ce74c04cc2259d072688cbbb0f012aab88fa3de199f8·...·]-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w"> |
| 10876 | ············</span><span·class="c1">%%·We·were·previously·guaranteed·to·get·a·down·message</span><span·class="w"> | 10876 | ············</span><span·class="c1">%%·We·were·previously·guaranteed·to·get·a·down·message</span><span·class="w"> |
| 10877 | ············</span><span·class="c1">%%·(since·we·exited·the·process·ourself),·so·we·could</span><span·class="w"> | 10877 | ············</span><span·class="c1">%%·(since·we·exited·the·process·ourself),·so·we·could</span><span·class="w"> |
| 10878 | ············</span><span·class="c1">%%·in·this·case·leave·out:</span><span·class="w"> | 10878 | ············</span><span·class="c1">%%·in·this·case·leave·out:</span><span·class="w"> |
| 10879 | ············</span><span·class="c1">%%·after·0·->·ok</span><span·class="w"> | 10879 | ············</span><span·class="c1">%%·after·0·->·ok</span><span·class="w"> |
| 10880 | ············</span><span·class="k">end</span><span·class="p">,</span></code></pre><p>*<strong>·POTENTIAL·INCOMPATIBILITY·*</strong></p><p>Own·Id:·OTP-5772</p></li><li><p>Two·bugs·fixed:·If·the·environment·variable·<code·class="inline">ERL_FLAGS</code>·was·set,·its·contents | 10880 | ············</span><span·class="k">end</span><span·class="p">,</span></code></pre><p>*<strong>·POTENTIAL·INCOMPATIBILITY·*</strong></p><p>Own·Id:·OTP-5772</p></li><li><p>Two·bugs·fixed:·If·the·environment·variable·<code·class="inline">ERL_FLAGS</code>·was·set,·its·contents |
| 10881 | would·be·appended·to·the·end·of·the·command·line·even·if·the·command·line·had | 10881 | would·be·appended·to·the·end·of·the·command·line·even·if·the·command·line·had |
| 10882 | an·<code·class="inline">-extra</code>·options.·Changed·to·place·the·options·from·<code·class="inline">ERL_FLAGS</code>·just·before | 10882 | an·<code·class="inline">-extra</code>·options.·Changed·to·place·the·options·from·<code·class="inline">ERL_FLAGS</code>·just·before |
| Offset 11422, 15 lines modified | Offset 11422, 15 lines modified | ||
| 11422 | ······<p·class="built-using"> | 11422 | ······<p·class="built-using"> |
| 11423 | ········Built·using | 11423 | ········Built·using |
| 11424 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 11424 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 11425 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 11425 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 11426 | ······</p> | 11426 | ······</p> |
| 11427 | <p>Copyright·©·1996-202 | 11427 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 11428 | ····</footer> | 11428 | ····</footer> |
| 11429 | ··</div> | 11429 | ··</div> |
| 11430 | </main> | 11430 | </main> |
| 11431 | </div> | 11431 | </div> |
| 11432 | <script> | 11432 | <script> |
| 11433 | ··function·mermaidLoaded()·{ | 11433 | ··function·mermaidLoaded()·{ |
| 11434 | ····mermaid.initialize({ | 11434 | ····mermaid.initialize({ |
| Offset 196, 17 lines modified | Offset 196, 17 lines modified | ||
| 196 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 196 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 197 | ··</a> | 197 | ··</a> |
| 198 | ··<span·class="text">Example</span> | 198 | ··<span·class="text">Example</span> |
| 199 | </h2> | 199 | </h2> |
| 200 | <p>The·following·example·shows·how·lock·contention·for·ETS·tables·can·be·minimized | 200 | <p>The·following·example·shows·how·lock·contention·for·ETS·tables·can·be·minimized |
| 201 | by·having·one·ETS·table·for·each·scheduler.·The·table·identifiers·for·the·ETS | 201 | by·having·one·ETS·table·for·each·scheduler.·The·table·identifiers·for·the·ETS |
| 202 | tables·are·stored·as·a·single·persistent·term:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="c1">%%·There·is·one·ETS·table·for·each·scheduler.</span><span·class="w"> | 202 | tables·are·stored·as·a·single·persistent·term:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="c1">%%·There·is·one·ETS·table·for·each·scheduler.</span><span·class="w"> |
| 203 | ····</span><span·class="n">Sid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id=" | 203 | ····</span><span·class="n">Sid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="8995441259-1">(</span><span·class="ss">scheduler_id</span><span·class="p"·data-group-id="8995441259-1">)</span><span·class="p">,</span><span·class="w"> |
| 204 | ····</span><span·class="n">Tid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="n">Tid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="8995441259-2">(</span><span·class="n">Sid</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">persistent_term</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id="8995441259-3">(</span><span·class="o">?[·...·truncated·by·diffoscope;·len:·130,·SHA:·e9158c0a8fb6dcd58745cbf897f26a9c0e87bdef7d72f1c6c6d257170e8b9b6d·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">update_counter</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">update_counter</span><span·class="p"·data-group-id="8995441259-4">(</span><span·class="n">Tid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="8995441259-4">)</span><span·class="p">.</span></code></pre> |
| 206 | ····</section> | 206 | ····</section> |
| 207 | </div> | 207 | </div> |
| 208 | ··<section·id="summary"·class="details-list"> | 208 | ··<section·id="summary"·class="details-list"> |
| 209 | ····<h1·class="section-heading"> | 209 | ····<h1·class="section-heading"> |
| 210 | ······<a·class="hover-link"·href="#summary"> | 210 | ······<a·class="hover-link"·href="#summary"> |
| Offset 593, 15 lines modified | Offset 593, 15 lines modified | ||
| 593 | ······<p·class="built-using"> | 593 | ······<p·class="built-using"> |
| 594 | ········Built·using | 594 | ········Built·using |
| 595 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 595 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 596 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 596 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 597 | ······</p> | 597 | ······</p> |
| 598 | <p>Copyright·©·1996-202 | 598 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 599 | ····</footer> | 599 | ····</footer> |
| 600 | ··</div> | 600 | ··</div> |
| 601 | </main> | 601 | </main> |
| 602 | </div> | 602 | </div> |
| 603 | <script> | 603 | <script> |
| 604 | ··function·mermaidLoaded()·{ | 604 | ··function·mermaidLoaded()·{ |
| 605 | ····mermaid.initialize({ | 605 | ····mermaid.initialize({ |
| Offset 399, 15 lines modified | Offset 399, 15 lines modified | ||
| 399 | ······<p·class="built-using"> | 399 | ······<p·class="built-using"> |
| 400 | ········Built·using | 400 | ········Built·using |
| 401 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 401 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 402 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 402 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 403 | ······</p> | 403 | ······</p> |
| 404 | <p>Copyright·©·1996-202 | 404 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 405 | ····</footer> | 405 | ····</footer> |
| 406 | ··</div> | 406 | ··</div> |
| 407 | </main> | 407 | </main> |
| 408 | </div> | 408 | </div> |
| 409 | <script> | 409 | <script> |
| 410 | ··function·mermaidLoaded()·{ | 410 | ··function·mermaidLoaded()·{ |
| 411 | ····mermaid.initialize({ | 411 | ····mermaid.initialize({ |
| Offset 320, 15 lines modified | Offset 320, 15 lines modified | ||
| 320 | ······<p·class="built-using"> | 320 | ······<p·class="built-using"> |
| 321 | ········Built·using | 321 | ········Built·using |
| 322 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 322 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 323 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 323 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 324 | ······</p> | 324 | ······</p> |
| 325 | <p>Copyright·©·1996-202 | 325 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 326 | ····</footer> | 326 | ····</footer> |
| 327 | ··</div> | 327 | ··</div> |
| 328 | </main> | 328 | </main> |
| 329 | </div> | 329 | </div> |
| 330 | <script> | 330 | <script> |
| 331 | ··function·mermaidLoaded()·{ | 331 | ··function·mermaidLoaded()·{ |
| 332 | ····mermaid.initialize({ | 332 | ····mermaid.initialize({ |
| Offset 456, 15 lines modified | Offset 456, 15 lines modified | ||
| 456 | ······<p·class="built-using"> | 456 | ······<p·class="built-using"> |
| 457 | ········Built·using | 457 | ········Built·using |
| 458 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 458 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 459 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 459 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 460 | ······</p> | 460 | ······</p> |
| 461 | <p>Copyright·©·1996-202 | 461 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 462 | ····</footer> | 462 | ····</footer> |
| 463 | ··</div> | 463 | ··</div> |
| 464 | </main> | 464 | </main> |
| 465 | </div> | 465 | </div> |
| 466 | <script> | 466 | <script> |
| 467 | ··function·mermaidLoaded()·{ | 467 | ··function·mermaidLoaded()·{ |
| 468 | ····mermaid.initialize({ | 468 | ····mermaid.initialize({ |
| Offset 247, 15 lines modified | Offset 247, 15 lines modified | ||
| 247 | ······<p·class="built-using"> | 247 | ······<p·class="built-using"> |
| 248 | ········Built·using | 248 | ········Built·using |
| 249 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 249 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 250 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 250 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 251 | ······</p> | 251 | ······</p> |
| 252 | <p>Copyright·©·1996-202 | 252 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 253 | ····</footer> | 253 | ····</footer> |
| 254 | ··</div> | 254 | ··</div> |
| 255 | </main> | 255 | </main> |
| 256 | </div> | 256 | </div> |
| 257 | <script> | 257 | <script> |
| 258 | ··function·mermaidLoaded()·{ | 258 | ··function·mermaidLoaded()·{ |
| 259 | ····mermaid.initialize({ | 259 | ····mermaid.initialize({ |
| Offset 137, 15 lines modified | Offset 137, 15 lines modified | ||
| 137 | ······<p·class="built-using"> | 137 | ······<p·class="built-using"> |
| 138 | ········Built·using | 138 | ········Built·using |
| 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 141 | ······</p> | 141 | ······</p> |
| 142 | <p>Copyright·©·1996-202 | 142 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 143 | ····</footer> | 143 | ····</footer> |
| 144 | ··</div> | 144 | ··</div> |
| 145 | </main> | 145 | </main> |
| 146 | </div> | 146 | </div> |
| 147 | <script> | 147 | <script> |
| 148 | ··function·mermaidLoaded()·{ | 148 | ··function·mermaidLoaded()·{ |
| 149 | ····mermaid.initialize({ | 149 | ····mermaid.initialize({ |
| Offset 184, 15 lines modified | Offset 184, 15 lines modified | ||
| 184 | ······<p·class="built-using"> | 184 | ······<p·class="built-using"> |
| 185 | ········Built·using | 185 | ········Built·using |
| 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 188 | ······</p> | 188 | ······</p> |
| 189 | <p>Copyright·©·1996-202 | 189 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 190 | ····</footer> | 190 | ····</footer> |
| 191 | ··</div> | 191 | ··</div> |
| 192 | </main> | 192 | </main> |
| 193 | </div> | 193 | </div> |
| 194 | <script> | 194 | <script> |
| 195 | ··function·mermaidLoaded()·{ | 195 | ··function·mermaidLoaded()·{ |
| 196 | ····mermaid.initialize({ | 196 | ····mermaid.initialize({ |
| Offset 230, 15 lines modified | Offset 230, 15 lines modified | ||
| 230 | ······<p·class="built-using"> | 230 | ······<p·class="built-using"> |
| 231 | ········Built·using | 231 | ········Built·using |
| 232 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 232 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 234 | ······</p> | 234 | ······</p> |
| 235 | <p>Copyright·©·1996-202 | 235 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 236 | ····</footer> | 236 | ····</footer> |
| 237 | ··</div> | 237 | ··</div> |
| 238 | </main> | 238 | </main> |
| 239 | </div> | 239 | </div> |
| 240 | <script> | 240 | <script> |
| 241 | ··function·mermaidLoaded()·{ | 241 | ··function·mermaidLoaded()·{ |
| 242 | ····mermaid.initialize({ | 242 | ····mermaid.initialize({ |
| Offset 225, 20 lines modified | Offset 225, 20 lines modified | ||
| 225 | (alloc_util·and·the·different·strategies).·However,·that·would·not·be | 225 | (alloc_util·and·the·different·strategies).·However,·that·would·not·be |
| 226 | as·straight·forward·as·one·can·think·and·can·also·waste·quite·a·lot·of | 226 | as·straight·forward·as·one·can·think·and·can·also·waste·quite·a·lot·of |
| 227 | memory·as·it·uses·prepended·block·headers.·The·granularity·of·the | 227 | memory·as·it·uses·prepended·block·headers.·The·granularity·of·the |
| 228 | super·carrier·is·one·memory·page·(usually·4kb).·We·want·to·allocate | 228 | super·carrier·is·one·memory·page·(usually·4kb).·We·want·to·allocate |
| 229 | and·free·entire·pages·and·we·don't·want·to·waste·an·entire·page·just | 229 | and·free·entire·pages·and·we·don't·want·to·waste·an·entire·page·just |
| 230 | to·hold·the·block·header·of·the·following·pages.</p><p>Instead·we·store·the·meta·information·about·all·the·free·segments·in·a | 230 | to·hold·the·block·header·of·the·following·pages.</p><p>Instead·we·store·the·meta·information·about·all·the·free·segments·in·a |
| 231 | dedicated·area·apart·from·the·<code·class="inline">sa</code>·and·<code·class="inline">sua</code>·areas.·Every·free·segment·is | 231 | dedicated·area·apart·from·the·<code·class="inline">sa</code>·and·<code·class="inline">sua</code>·areas.·Every·free·segment·is |
| 232 | represented·by·a·descriptor·struct·(<code·class="inline">ErtsFreeSegDesc</code>).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">typedef</span><span·class="w">·</span><span·class="ss">struct</span><span·class="w">·</span><span·class="p"·data-group-id=" | 232 | represented·by·a·descriptor·struct·(<code·class="inline">ErtsFreeSegDesc</code>).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">typedef</span><span·class="w">·</span><span·class="ss">struct</span><span·class="w">·</span><span·class="p"·data-group-id="3667890838-1">{</span><span·class="w"> |
| 233 | ····</span><span·class="n">RBTNode</span><span·class="w">·</span><span·class="ss">snode</span><span·class="p">;</span><span·class="w">······</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="nb">node</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">'stree'</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 233 | ····</span><span·class="n">RBTNode</span><span·class="w">·</span><span·class="ss">snode</span><span·class="p">;</span><span·class="w">······</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="nb">node</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">'stree'</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 234 | ····</span><span·class="n">RBTNode</span><span·class="w">·</span><span·class="ss">anode</span><span·class="p">;</span><span·class="w">······</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="nb">node</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">'atree'</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 234 | ····</span><span·class="n">RBTNode</span><span·class="w">·</span><span·class="ss">anode</span><span·class="p">;</span><span·class="w">······</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="nb">node</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">'atree'</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 235 | ····</span><span·class="ss">char</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">start</span><span·class="p">;</span><span·class="w"> | 235 | ····</span><span·class="ss">char</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">start</span><span·class="p">;</span><span·class="w"> |
| 236 | ····</span><span·class="ss">char</span><span·class="o">*</span><span·class="w">·</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 236 | ····</span><span·class="ss">char</span><span·class="o">*</span><span·class="w">·</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 237 | </span><span·class="p"·data-group-id=" | 237 | </span><span·class="p"·data-group-id="3667890838-1">}</span><span·class="n">ErtsFreeSegDesc</span><span·class="p">;</span></code></pre><p>To·find·the·smallest·free·segment·that·will·satisfy·a·carrier·allocation |
| 238 | (best·fit),·the·free·segments·are·organized·in·a·tree·sorted·by | 238 | (best·fit),·the·free·segments·are·organized·in·a·tree·sorted·by |
| 239 | size·(<code·class="inline">stree</code>).·We·search·in·this·tree·at·allocation.·If·no·free·segment·of | 239 | size·(<code·class="inline">stree</code>).·We·search·in·this·tree·at·allocation.·If·no·free·segment·of |
| 240 | sufficient·size·was·found,·the·area·(<code·class="inline">sa</code>·or·<code·class="inline">sua</code>)·is·instead·expanded. | 240 | sufficient·size·was·found,·the·area·(<code·class="inline">sa</code>·or·<code·class="inline">sua</code>)·is·instead·expanded. |
| 241 | If·two·or·more·free·segments·with·equal·size·exist,·the·one·at·lowest | 241 | If·two·or·more·free·segments·with·equal·size·exist,·the·one·at·lowest |
| 242 | address·is·chosen·for·<code·class="inline">sa</code>·and·highest·address·for·<code·class="inline">sua</code>.</p><p>At·carrier·deallocation,·we·want·to·coalesce·with·any·adjacent·free | 242 | address·is·chosen·for·<code·class="inline">sa</code>·and·highest·address·for·<code·class="inline">sua</code>.</p><p>At·carrier·deallocation,·we·want·to·coalesce·with·any·adjacent·free |
| 243 | segments,·to·form·one·large·free·segment.·To·do·that,·all·free | 243 | segments,·to·form·one·large·free·segment.·To·do·that,·all·free |
| 244 | segments·are·also·organized·in·a·tree·sorted·in·address·order·(<code·class="inline">atree</code>).</p><p>So,·in·total·we·keep·four·trees·of·free·descriptors·for·the·super | 244 | segments·are·also·organized·in·a·tree·sorted·in·address·order·(<code·class="inline">atree</code>).</p><p>So,·in·total·we·keep·four·trees·of·free·descriptors·for·the·super |
| Offset 317, 15 lines modified | Offset 317, 15 lines modified | ||
| 317 | ······<p·class="built-using"> | 317 | ······<p·class="built-using"> |
| 318 | ········Built·using | 318 | ········Built·using |
| 319 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 319 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 320 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 320 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 321 | ······</p> | 321 | ······</p> |
| 322 | <p>Copyright·©·1996-202 | 322 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 323 | ····</footer> | 323 | ····</footer> |
| 324 | ··</div> | 324 | ··</div> |
| 325 | </main> | 325 | </main> |
| 326 | </div> | 326 | </div> |
| 327 | <script> | 327 | <script> |
| 328 | ··function·mermaidLoaded()·{ | 328 | ··function·mermaidLoaded()·{ |
| 329 | ····mermaid.initialize({ | 329 | ····mermaid.initialize({ |
| Offset 422, 15 lines modified | Offset 422, 15 lines modified | ||
| 422 | ······<p·class="built-using"> | 422 | ······<p·class="built-using"> |
| 423 | ········Built·using | 423 | ········Built·using |
| 424 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 424 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 425 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 425 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 426 | ······</p> | 426 | ······</p> |
| 427 | <p>Copyright·©·1996-202 | 427 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 428 | ····</footer> | 428 | ····</footer> |
| 429 | ··</div> | 429 | ··</div> |
| 430 | </main> | 430 | </main> |
| 431 | </div> | 431 | </div> |
| 432 | <script> | 432 | <script> |
| 433 | ··function·mermaidLoaded()·{ | 433 | ··function·mermaidLoaded()·{ |
| 434 | ····mermaid.initialize({ | 434 | ····mermaid.initialize({ |
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| 560 | the·event·occurs.</p></section><section·role="note"·class="admonition·tip"><h4·class="admonition-title·tip">Do</h4><p>Determine·the·order·of·events·by·saving·the·integer·returned·by | 560 | the·event·occurs.</p></section><section·role="note"·class="admonition·tip"><h4·class="admonition-title·tip">Do</h4><p>Determine·the·order·of·events·by·saving·the·integer·returned·by |
| 561 | <a·href="erlang.html#unique_integer/1"><code·class="inline">erlang:unique_integer([monotonic])</code></a>·when·the | 561 | <a·href="erlang.html#unique_integer/1"><code·class="inline">erlang:unique_integer([monotonic])</code></a>·when·the |
| 562 | event·occurs.·These·integers·are·strictly·monotonically·ordered·on·current | 562 | event·occurs.·These·integers·are·strictly·monotonically·ordered·on·current |
| 563 | runtime·system·instance·corresponding·to·creation·time.</p></section><h4>Determine·Order·of·Events·with·Time·of·the·Event</h4><section·role="note"·class="admonition·error"><h4·class="admonition-title·error">Dont</h4><p>Determine·the·order·of·events·by·saving·a·time·stamp·with·<a·href="erlang.html#now/0"><code·class="inline">erlang:now/0</code></a>·when | 563 | runtime·system·instance·corresponding·to·creation·time.</p></section><h4>Determine·Order·of·Events·with·Time·of·the·Event</h4><section·role="note"·class="admonition·error"><h4·class="admonition-title·error">Dont</h4><p>Determine·the·order·of·events·by·saving·a·time·stamp·with·<a·href="erlang.html#now/0"><code·class="inline">erlang:now/0</code></a>·when |
| 564 | the·event·occurs.</p></section><section·role="note"·class="admonition·tip"><h4·class="admonition-title·tip">Do</h4><p>Determine·the·order·of·events·by·saving·a·tuple·containing | 564 | the·event·occurs.</p></section><section·role="note"·class="admonition·tip"><h4·class="admonition-title·tip">Do</h4><p>Determine·the·order·of·events·by·saving·a·tuple·containing |
| 565 | <a·href="erlang.html#monotonic_time/0">monotonic·time</a>·and·a | 565 | <a·href="erlang.html#monotonic_time/0">monotonic·time</a>·and·a |
| 566 | <a·href="erlang.html#unique_integer/1">strictly·monotonically·increasing·integer</a>·as | 566 | <a·href="erlang.html#unique_integer/1">strictly·monotonically·increasing·integer</a>·as |
| 567 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id="5 | 567 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id="5262327010-1">(</span><span·class="p"·data-group-id="5262327010-1">)</span><span·class="p">,</span><span·class="w"> |
| 568 | </span><span·class="n">UMI</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">unique_integer</span><span·class="p"·data-group-id="5 | 568 | </span><span·class="n">UMI</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">unique_integer</span><span·class="p"·data-group-id="5262327010-2">(</span><span·class="p"·data-group-id="5262327010-3">[</span><span·class="ss">monotonic</span><span·class="p"·data-group-id="5262327010-3">]</span><span·class="p"·data-group-id="5262327010-2">)</span><span·class="p">,</span><span·class="w"> |
| 569 | </span><span·class="n">EventTag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5 | 569 | </span><span·class="n">EventTag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5262327010-4">{</span><span·class="n">Time</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UMI</span><span·class="p"·data-group-id="5262327010-4">}</span></code></pre><p>These·tuples·are·strictly·monotonically·ordered·on·the·current·runtime·system |
| 570 | instance·according·to·creation·time.·It·is·important·that·the·monotonic·time | 570 | instance·according·to·creation·time.·It·is·important·that·the·monotonic·time |
| 571 | is·in·the·first·element·(the·most·significant·element·when·comparing | 571 | is·in·the·first·element·(the·most·significant·element·when·comparing |
| 572 | two-tuples).·Using·the·monotonic·time·in·the·tuples,·you·can·calculate·time | 572 | two-tuples).·Using·the·monotonic·time·in·the·tuples,·you·can·calculate·time |
| 573 | between·events.</p><p>If·you·are·interested·in·Erlang·system·time·at·the·time·when·the·event | 573 | between·events.</p><p>If·you·are·interested·in·Erlang·system·time·at·the·time·when·the·event |
| 574 | occurred,·you·can·also·save·the·time·offset·before·or·after·saving·the·events | 574 | occurred,·you·can·also·save·the·time·offset·before·or·after·saving·the·events |
| 575 | using·<a·href="erlang.html#time_offset/0"><code·class="inline">erlang:time_offset/0</code></a>.·Erlang·monotonic·time·added·with·the·time·offset | 575 | using·<a·href="erlang.html#time_offset/0"><code·class="inline">erlang:time_offset/0</code></a>.·Erlang·monotonic·time·added·with·the·time·offset |
| 576 | corresponds·to·Erlang·system·time.</p><p>If·you·are·executing·in·a·mode·where·time·offset·can·change,·and·you·want·to | 576 | corresponds·to·Erlang·system·time.</p><p>If·you·are·executing·in·a·mode·where·time·offset·can·change,·and·you·want·to |
| Offset 641, 15 lines modified | Offset 641, 15 lines modified | ||
| 641 | ······<p·class="built-using"> | 641 | ······<p·class="built-using"> |
| 642 | ········Built·using | 642 | ········Built·using |
| 643 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 643 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 644 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 644 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 645 | ······</p> | 645 | ······</p> |
| 646 | <p>Copyright·©·1996-202 | 646 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 647 | ····</footer> | 647 | ····</footer> |
| 648 | ··</div> | 648 | ··</div> |
| 649 | </main> | 649 | </main> |
| 650 | </div> | 650 | </div> |
| 651 | <script> | 651 | <script> |
| 652 | ··function·mermaidLoaded()·{ | 652 | ··function·mermaidLoaded()·{ |
| 653 | ····mermaid.initialize({ | 653 | ····mermaid.initialize({ |
| Offset 145, 31 lines modified | Offset 145, 31 lines modified | ||
| 145 | on·functions·that·never·return,·as·each·call·pushes·a·frame·that·will | 145 | on·functions·that·never·return,·as·each·call·pushes·a·frame·that·will |
| 146 | never·be·removed.</p><p>Another·limitation·is·that·since·the·breakpoint·is·in·the·<em>callee</em>·and·not | 146 | never·be·removed.</p><p>Another·limitation·is·that·since·the·breakpoint·is·in·the·<em>callee</em>·and·not |
| 147 | the·<em>caller</em>,·we're·limited·to·the·information·we·have·on·function·ingress. | 147 | the·<em>caller</em>,·we're·limited·to·the·information·we·have·on·function·ingress. |
| 148 | This·means·that·we·can't·actually·tell·who·called·us:·since·we're·limited | 148 | This·means·that·we·can't·actually·tell·who·called·us:·since·we're·limited |
| 149 | to·inspecting·the·stack·we·can·only·say·where·we're·<em>going·to·return·to</em>, | 149 | to·inspecting·the·stack·we·can·only·say·where·we're·<em>going·to·return·to</em>, |
| 150 | which·is·not·quite·the·same·thing.</p><p>As·an·illustration,·when·the·<code·class="inline">caller</code>·option·is·enabled·all·trace·messages | 150 | which·is·not·quite·the·same·thing.</p><p>As·an·illustration,·when·the·<code·class="inline">caller</code>·option·is·enabled·all·trace·messages |
| 151 | from·<code·class="inline">bar/1</code>··will·say·that·they·were·called·from·<code·class="inline">foo/0</code>,·even·though·it | 151 | from·<code·class="inline">bar/1</code>··will·say·that·they·were·called·from·<code·class="inline">foo/0</code>,·even·though·it |
| 152 | went·through·a·bunch·of·other·functions·on·the·way:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 152 | went·through·a·bunch·of·other·functions·on·the·way:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="7819732617-1">(</span><span·class="p"·data-group-id="7819732617-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 153 | ····</span><span·class="nf">lots</span><span·class="p"·data-group-id=" | 153 | ····</span><span·class="nf">lots</span><span·class="p"·data-group-id="7819732617-2">(</span><span·class="p"·data-group-id="7819732617-2">)</span><span·class="p">,</span><span·class="w"> |
| 154 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 154 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="nf">lots</span><span·class="p"·data-group-id=" | 155 | </span><span·class="nf">lots</span><span·class="p"·data-group-id="7819732617-3">(</span><span·class="p"·data-group-id="7819732617-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 156 | ····</span><span·class="nf">'of'</span><span·class="p"·data-group-id=" | 156 | ····</span><span·class="nf">'of'</span><span·class="p"·data-group-id="7819732617-4">(</span><span·class="p"·data-group-id="7819732617-4">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="nf">'of'</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">'of'</span><span·class="p"·data-group-id="7819732617-5">(</span><span·class="p"·data-group-id="7819732617-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="nf">indirections</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="nf">indirections</span><span·class="p"·data-group-id="7819732617-6">(</span><span·class="p"·data-group-id="7819732617-6">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="nf">indirections</span><span·class="p"·data-group-id=" | 159 | </span><span·class="nf">indirections</span><span·class="p"·data-group-id="7819732617-7">(</span><span·class="p"·data-group-id="7819732617-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 160 | ····</span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 160 | ····</span><span·class="nf">bar</span><span·class="p"·data-group-id="7819732617-8">(</span><span·class="mi">10</span><span·class="p"·data-group-id="7819732617-8">)</span><span·class="p">.</span><span·class="w"> |
| 161 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 161 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="7819732617-9">(</span><span·class="mi">0</span><span·class="p"·data-group-id="7819732617-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 162 | ····</span><span·class="ss">done</span><span·class="p">;</span><span·class="w"> | 162 | ····</span><span·class="ss">done</span><span·class="p">;</span><span·class="w"> |
| 163 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 163 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="7819732617-10">(</span><span·class="n">N</span><span·class="p"·data-group-id="7819732617-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 164 | ····</span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 164 | ····</span><span·class="nf">bar</span><span·class="p"·data-group-id="7819732617-11">(</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="7819732617-11">)</span><span·class="p">.</span></code></pre><h3·id="export-tracing"·class="section-heading"> |
| 165 | ··<a·href="#export-tracing"·class="hover-link"> | 165 | ··<a·href="#export-tracing"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">Export·tracing</span> | 168 | ··<span·class="text">Export·tracing</span> |
| 169 | </h3> | 169 | </h3> |
| 170 | <p>In·the·interpreter,·breakpoints·are·set·inside·the·code·trampoline·for | 170 | <p>In·the·interpreter,·breakpoints·are·set·inside·the·code·trampoline·for |
| 171 | export·entries,·and·their·address·vector·is·updated·to·point·to·them. | 171 | export·entries,·and·their·address·vector·is·updated·to·point·to·them. |
| Offset 386, 15 lines modified | Offset 386, 15 lines modified | ||
| 386 | ······<p·class="built-using"> | 386 | ······<p·class="built-using"> |
| 387 | ········Built·using | 387 | ········Built·using |
| 388 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 388 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 389 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 389 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 390 | ······</p> | 390 | ······</p> |
| 391 | <p>Copyright·©·1996-202 | 391 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 392 | ····</footer> | 392 | ····</footer> |
| 393 | ··</div> | 393 | ··</div> |
| 394 | </main> | 394 | </main> |
| 395 | </div> | 395 | </div> |
| 396 | <script> | 396 | <script> |
| 397 | ··function·mermaidLoaded()·{ | 397 | ··function·mermaidLoaded()·{ |
| 398 | ····mermaid.initialize({ | 398 | ····mermaid.initialize({ |
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| 191 | ······<p·class="built-using"> | 191 | ······<p·class="built-using"> |
| 192 | ········Built·using | 192 | ········Built·using |
| 193 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 193 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 194 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 194 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 195 | ······</p> | 195 | ······</p> |
| 196 | <p>Copyright·©·1996-202 | 196 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 197 | ····</footer> | 197 | ····</footer> |
| 198 | ··</div> | 198 | ··</div> |
| 199 | </main> | 199 | </main> |
| 200 | </div> | 200 | </div> |
| 201 | <script> | 201 | <script> |
| 202 | ··function·mermaidLoaded()·{ | 202 | ··function·mermaidLoaded()·{ |
| 203 | ····mermaid.initialize({ | 203 | ····mermaid.initialize({ |
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| 196 | ······<p·class="built-using"> | 196 | ······<p·class="built-using"> |
| 197 | ········Built·using | 197 | ········Built·using |
| 198 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 198 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 199 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 199 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 200 | ······</p> | 200 | ······</p> |
| 201 | <p>Copyright·©·1996-202 | 201 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 202 | ····</footer> | 202 | ····</footer> |
| 203 | ··</div> | 203 | ··</div> |
| 204 | </main> | 204 | </main> |
| 205 | </div> | 205 | </div> |
| 206 | <script> | 206 | <script> |
| 207 | ··function·mermaidLoaded()·{ | 207 | ··function·mermaidLoaded()·{ |
| 208 | ····mermaid.initialize({ | 208 | ····mermaid.initialize({ |
| Offset 129, 26 lines modified | Offset 129, 26 lines modified | ||
| 129 | ····<section·id="moduledoc"> | 129 | ····<section·id="moduledoc"> |
| 130 | <p>zlib·compression·interface.</p><p>This·module·provides·an·API·for·the·zlib·library | 130 | <p>zlib·compression·interface.</p><p>This·module·provides·an·API·for·the·zlib·library |
| 131 | (<a·href="http://www.zlib.net">www.zlib.net</a>).·It·is·used·to·compress·and·decompress | 131 | (<a·href="http://www.zlib.net">www.zlib.net</a>).·It·is·used·to·compress·and·decompress |
| 132 | data.·The·data·format·is·described·by | 132 | data.·The·data·format·is·described·by |
| 133 | <a·href="https://www.ietf.org/rfc/rfc1950.txt">RFC·1950</a>, | 133 | <a·href="https://www.ietf.org/rfc/rfc1950.txt">RFC·1950</a>, |
| 134 | <a·href="https://www.ietf.org/rfc/rfc1951.txt">RFC·1951</a>,·and | 134 | <a·href="https://www.ietf.org/rfc/rfc1951.txt">RFC·1951</a>,·and |
| 135 | <a·href="https://www.ietf.org/rfc/rfc1952.txt">RFC·1952</a>.</p><p>A·typical·(compress)·usage·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Z</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id=" | 135 | <a·href="https://www.ietf.org/rfc/rfc1952.txt">RFC·1952</a>.</p><p>A·typical·(compress)·usage·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Z</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="6429112081-1">(</span><span·class="p"·data-group-id="6429112081-1">)</span><span·class="p">,</span><span·class="w"> |
| 136 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateInit</span><span·class="p"·data-group-id=" | 136 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateInit</span><span·class="p"·data-group-id="6429112081-2">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="ss">default</span><span·class="p"·data-group-id="6429112081-2">)</span><span·class="p">,</span><span·class="w"> |
| 137 | </span><span·class="n">Compress</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 137 | </span><span·class="n">Compress</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="6429112081-3">(</span><span·class="ss">end_of_data</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Cont</span><span·class="p"·data-group-id="6429112081-3">)</span><span·class="w">·</span><span·class="p">-></[·...·truncated·by·diffoscope;·len:·123,·SHA:·2f05a9518844466f85a59990880f5dd0792ea10b106247ed96dc0be611b24aac·...·]-4">]</span><span·class="p">;</span><span·class="w"> |
| 138 | ··············</span><span·class="p"·data-group-id=" | 138 | ··············</span><span·class="p"·data-group-id="6429112081-5">(</span><span·class="n">Data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cont</span><span·class="p"·data-group-id="6429112081-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ·················</span><span·class="p"·data-group-id=" | 139 | ·················</span><span·class="p"·data-group-id="6429112081-6">[</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id="6429112081-7">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span[·...·truncated·by·diffoscope;·len:·436,·SHA:·3230b11ec28e9dc8ce3dc0507ff756e1145869fd069669a4864d19265560be1f·...·]-6">]</span><span·class="w"> |
| 140 | ···········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 140 | ···········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 141 | </span><span·class="n">Compressed</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Compress</span><span·class="p"·data-group-id=" | 141 | </span><span·class="n">Compressed</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Compress</span><span·class="p"·data-group-id="6429112081-10">(</span><span·class="n">Read</span><span·class="p"·data-group-id="6429112081-11">(</span><span·class="p"·data-group-id="6429112081-11">)</span><span·class="p">,</span><span·class="n">Compress</span><span·class="p"·data-group-id="6429112081-10">)</span><span·class="p">,</span><span·class="w"> |
| 142 | </span><span·class="n">Last</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id=" | 142 | </span><span·class="n">Last</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id="6429112081-12">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6429112081-13">[</span><span·class="p"·data-group-id="6429112081-13">]</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·66,·SHA:·18e8b3cc2cb16610829c6e3d34c3a2e89def71200896869c3d36b2f1a3a24d3b·...·]-12">)</span><span·class="p">,</span><span·class="w"> |
| 143 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateEnd</span><span·class="p"·data-group-id=" | 143 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateEnd</span><span·class="p"·data-group-id="6429112081-14">(</span><span·class="n">Z</span><span·class="p"·data-group-id="6429112081-14">)</span><span·class="p">,</span><span·class="w"> |
| 144 | </span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 144 | </span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="6429112081-15">(</span><span·class="n">Z</span><span·class="p"·data-group-id="6429112081-15">)</span><span·class="p">,</span><span·class="w"> |
| 145 | </span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id=" | 145 | </span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="6429112081-16">(</span><span·class="p"·data-group-id="6429112081-17">[</span><span·class="n">Compressed</span><span·class="p">|</span><span·class="n">Last</span><span·class="p"·data-group-id="6429112081-17">]</span><span·class="p"·data-group-id="6429112081-16">)</span></code></pre><p>In·all·functions·errors,·<code·class="inline">{'EXIT',{Reason,Backtrace}}</code>,·can·be·thrown,·where |
| 146 | <code·class="inline">Reason</code>·describes·the·error.</p><p>Typical·<code·class="inline">Reason</code>s:</p><ul><li><p><strong><code·class="inline">badarg</code></strong>·-·Bad·argument.</p></li><li><p><strong><code·class="inline">not_initialized</code></strong>·-·The·stream·hasn't·been·initialized,·eg.·if | 146 | <code·class="inline">Reason</code>·describes·the·error.</p><p>Typical·<code·class="inline">Reason</code>s:</p><ul><li><p><strong><code·class="inline">badarg</code></strong>·-·Bad·argument.</p></li><li><p><strong><code·class="inline">not_initialized</code></strong>·-·The·stream·hasn't·been·initialized,·eg.·if |
| 147 | <a·href="#inflateInit/1"><code·class="inline">inflateInit/1</code></a>·wasn't·called·prior·to·a·call·to·<a·href="#inflate/2"><code·class="inline">inflate/2</code></a>.</p></li><li><p><strong><code·class="inline">not_on_controlling_process</code></strong>·-·The·stream·was·used·by·a·process·that | 147 | <a·href="#inflateInit/1"><code·class="inline">inflateInit/1</code></a>·wasn't·called·prior·to·a·call·to·<a·href="#inflate/2"><code·class="inline">inflate/2</code></a>.</p></li><li><p><strong><code·class="inline">not_on_controlling_process</code></strong>·-·The·stream·was·used·by·a·process·that |
| 148 | doesn't·control·it.·Use·<a·href="#set_controlling_process/2"><code·class="inline">set_controlling_process/2</code></a>·if·you·need·to·transfer·a | 148 | doesn't·control·it.·Use·<a·href="#set_controlling_process/2"><code·class="inline">set_controlling_process/2</code></a>·if·you·need·to·transfer·a |
| 149 | stream·to·a·different·process.</p></li><li><p><strong><code·class="inline">data_error</code></strong>·-·The·data·contains·errors.</p></li><li><p><strong><code·class="inline">stream_error</code></strong>·-·Inconsistent·stream·state.</p></li><li><p><strong><code·class="inline">{need_dictionary,Adler32}</code></strong>·-·See·<a·href="#inflate/2"><code·class="inline">inflate/2</code></a>.</p></li></ul> | 149 | stream·to·a·different·process.</p></li><li><p><strong><code·class="inline">data_error</code></strong>·-·The·data·contains·errors.</p></li><li><p><strong><code·class="inline">stream_error</code></strong>·-·Inconsistent·stream·state.</p></li><li><p><strong><code·class="inline">{need_dictionary,Adler32}</code></strong>·-·See·<a·href="#inflate/2"><code·class="inline">inflate/2</code></a>.</p></li></ul> |
| 150 | ····</section> | 150 | ····</section> |
| 151 | </div> | 151 | </div> |
| Offset 827, 19 lines modified | Offset 827, 19 lines modified | ||
| 827 | all·input·data·available·so·far.·Flushing·can·degrade·compression·for·some | 827 | all·input·data·available·so·far.·Flushing·can·degrade·compression·for·some |
| 828 | compression·algorithms;·thus,·use·it·only·when·necessary.</p><p>If·<code·class="inline">Flush</code>·is·set·to·<code·class="inline">full</code>,·all·output·is·flushed·as·with·<code·class="inline">sync</code>,·and·the | 828 | compression·algorithms;·thus,·use·it·only·when·necessary.</p><p>If·<code·class="inline">Flush</code>·is·set·to·<code·class="inline">full</code>,·all·output·is·flushed·as·with·<code·class="inline">sync</code>,·and·the |
| 829 | compression·state·is·reset·so·that·decompression·can·restart·from·this·point·if | 829 | compression·state·is·reset·so·that·decompression·can·restart·from·this·point·if |
| 830 | previous·compressed·data·has·been·damaged·or·if·random·access·is·desired.·Using | 830 | previous·compressed·data·has·been·damaged·or·if·random·access·is·desired.·Using |
| 831 | <code·class="inline">full</code>·too·often·can·seriously·degrade·the·compression.</p><p>If·<code·class="inline">Flush</code>·is·set·to·<code·class="inline">finish</code>,·pending·input·is·processed,·pending·output·is | 831 | <code·class="inline">full</code>·too·often·can·seriously·degrade·the·compression.</p><p>If·<code·class="inline">Flush</code>·is·set·to·<code·class="inline">finish</code>,·pending·input·is·processed,·pending·output·is |
| 832 | flushed,·and·<a·href="#deflate/3"><code·class="inline">deflate/3</code></a>·returns.·Afterwards·the·only·possible | 832 | flushed,·and·<a·href="#deflate/3"><code·class="inline">deflate/3</code></a>·returns.·Afterwards·the·only·possible |
| 833 | operations·on·the·stream·are·<a·href="#deflateReset/1"><code·class="inline">deflateReset/1</code></a>·or·<a·href="#deflateEnd/1"><code·class="inline">deflateEnd/1</code></a>.</p><p><code·class="inline">Flush</code>·can·be·set·to·<code·class="inline">finish</code>·immediately·after | 833 | operations·on·the·stream·are·<a·href="#deflateReset/1"><code·class="inline">deflateReset/1</code></a>·or·<a·href="#deflateEnd/1"><code·class="inline">deflateEnd/1</code></a>.</p><p><code·class="inline">Flush</code>·can·be·set·to·<code·class="inline">finish</code>·immediately·after |
| 834 | <a·href="#deflateInit/1"><code·class="inline">deflateInit</code></a>·if·all·compression·is·to·be·done·in·one·step.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateInit</span><span·class="p"·data-group-id=" | 834 | <a·href="#deflateInit/1"><code·class="inline">deflateInit</code></a>·if·all·compression·is·to·be·done·in·one·step.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateInit</span><span·class="p"·data-group-id="0299595924-1">(</span><span·class="n">Z</span><span·class="p"·data-group-id="0299595924-1">)</span><span·class="p">,</span><span·class="w"> |
| 835 | </span><span·class="n">B1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id=" | 835 | </span><span·class="n">B1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id="0299595924-2">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-id="0299595924-2">)</span><span·class="p">,</span><span·class="w"> |
| 836 | </span><span·class="n">B2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id=" | 836 | </span><span·class="n">B2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id="0299595924-3">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="p"·data-group-id="0299595924-4"><<</span><span·class="w">·</span><span·class="p"·data-group-id="0299595924-4">>></span><span·class="p">,</span><span·class="ss">f[·...·truncated·by·diffoscope;·len:·53,·SHA:·57b215d19a89cf5b44e47995a73a388794bac506f6e91ed3b93bf3a0121e17e6·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 837 | </span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateEnd</span><span·class="p"·data-group-id=" | 837 | </span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateEnd</span><span·class="p"·data-group-id="0299595924-5">(</span><span·class="n">Z</span><span·class="p"·data-group-id="0299595924-5">)</span><span·class="p">,</span><span·class="w"> |
| 838 | </span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id=" | 838 | </span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="0299595924-6">(</span><span·class="p"·data-group-id="0299595924-7">[</span><span·class="n">B1</span><span·class="p">,</span><span·class="n">B2</span><span·class="p"·data-group-id="0299595924-7">]</span><span·class="p"·data-group-id="0299595924-6">)</span></code></pre> |
| 839 | ··</section> | 839 | ··</section> |
| 840 | </section> | 840 | </section> |
| 841 | <section·class="detail"·id="deflateEnd/1"> | 841 | <section·class="detail"·id="deflateEnd/1"> |
| 842 | ··<div·class="detail-header"> | 842 | ··<div·class="detail-header"> |
| 843 | ····<a·href="#deflateEnd/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 843 | ····<a·href="#deflateEnd/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 844 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 844 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1349, 28 lines modified | Offset 1349, 28 lines modified | ||
| 1349 | <p>Initializes·the·decompression·dictionary·from·the·specified·uncompressed·byte | 1349 | <p>Initializes·the·decompression·dictionary·from·the·specified·uncompressed·byte |
| 1350 | sequence.</p><p>This·function·must·be·called·as·a·response·to·an·inflate·operation | 1350 | sequence.</p><p>This·function·must·be·called·as·a·response·to·an·inflate·operation |
| 1351 | (eg.·<a·href="#safeInflate/2"><code·class="inline">safeInflate/2</code></a>)·returning·<code·class="inline">{need_dictionary,Adler,Output}</code>·or·in·the·case | 1351 | (eg.·<a·href="#safeInflate/2"><code·class="inline">safeInflate/2</code></a>)·returning·<code·class="inline">{need_dictionary,Adler,Output}</code>·or·in·the·case |
| 1352 | of·deprecated·functions,·throwing·an | 1352 | of·deprecated·functions,·throwing·an |
| 1353 | <code·class="inline">{'EXIT',{{need_dictionary,Adler},_StackTrace}}</code>·exception.</p><p>The·dictionary·chosen·by·the·compressor·can·be·determined·from·the·Adler·value | 1353 | <code·class="inline">{'EXIT',{{need_dictionary,Adler},_StackTrace}}</code>·exception.</p><p>The·dictionary·chosen·by·the·compressor·can·be·determined·from·the·Adler·value |
| 1354 | returned·or·thrown·by·the·call·to·the·inflate·function.·The·compressor·and | 1354 | returned·or·thrown·by·the·call·to·the·inflate·function.·The·compressor·and |
| 1355 | decompressor·must·use·the·same·dictionary·(See·<a·href="#deflateSetDictionary/2"><code·class="inline">deflateSetDictionary/2</code></a>).</p><p>After·setting·the·dictionary·the·inflate·operation·should·be·retried·without·new | 1355 | decompressor·must·use·the·same·dictionary·(See·<a·href="#deflateSetDictionary/2"><code·class="inline">deflateSetDictionary/2</code></a>).</p><p>After·setting·the·dictionary·the·inflate·operation·should·be·retried·without·new |
| 1356 | input.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">deprecated_unpack</span><span·class="p"·data-group-id="9 | 1356 | input.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">deprecated_unpack</span><span·class="p"·data-group-id="9844224189-1">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Compressed</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dict</span><span·class="p"·data-group-id="9844224189-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1357 | ·····</span><span·class="k">case</span><span·class="w">·</span><span·class="k">catch</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id="9 | 1357 | ·····</span><span·class="k">case</span><span·class="w">·</span><span·class="k">catch</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id="9844224189-2">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Compressed</span><span·class="p"·data-group-id="9844224189-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 1358 | ··········</span><span·class="p"·data-group-id="9 | 1358 | ··········</span><span·class="p"·data-group-id="9844224189-3">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="p"·data-group-id="9844224189-4">{</span><span·class="p"·data-group-id="9844224189-5">{</span><span·class="ss">need_dictionary</span><span·class="p">,</span><spa[·...·truncated·by·diffoscope;·len:·243,·SHA:·6a4d197d3152109fd9c2d172c297ca4844ee192a243026e1747b050773087d14·...·]9-3">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1359 | ·················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateSetDictionary</span><span·class="p"·data-group-id="9 | 1359 | ·················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateSetDictionary</span><span·class="p"·data-group-id="9844224189-6">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dict</span><span·class="p"·data-group-id="9844224189-6">)</span><span·class="p">,</span><span·class="w"> |
| 1360 | ·················</span><span·class="n">Uncompressed</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id="9 | 1360 | ·················</span><span·class="n">Uncompressed</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id="9844224189-7">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9844224189-8">[</span><span·class="p"·data-group-id="9844224189-8">]</span><span·class="p"·data-group-id="9844224189-7">)</span><span·class="p">;</span><span·class="w"> |
| 1361 | ··········</span><span·class="n">Uncompressed</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 1361 | ··········</span><span·class="n">Uncompressed</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1362 | ·················</span><span·class="n">Uncompressed</span><span·class="w"> | 1362 | ·················</span><span·class="n">Uncompressed</span><span·class="w"> |
| 1363 | ·····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 1363 | ·····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 1364 | </span><span·class="nf">new_unpack</span><span·class="p"·data-group-id="9 | 1364 | </span><span·class="nf">new_unpack</span><span·class="p"·data-group-id="9844224189-9">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Compressed</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dict</span><span·class="p"·data-group-id="9844224189-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1365 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id="9 | 1365 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id="9844224189-10">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Compressed</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9844224189-11">[</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·298,·SHA:·ca5dcf9b31a67418b7564fe8fcafc9d7c57d0625a8099b702862b36a311c629b·...·]9-10">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 1366 | ········</span><span·class="p"·data-group-id="9 | 1366 | ········</span><span·class="p"·data-group-id="9844224189-13">{</span><span·class="ss">need_dictionary</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">DictId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Output</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·23,·SHA:·9863170ddfbf71f19457daec77cec3e13a5d9df29bc48fdcb4e61869f81e5b83·...·]9-13">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1367 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateSetDictionary</span><span·class="p"·data-group-id="9 | 1367 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateSetDictionary</span><span·class="p"·data-group-id="9844224189-14">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dict</span><span·class="p"·data-group-id="9844224189-14">)</span><span·class="p">,</span><span·class="w"> |
| 1368 | ············</span><span·class="p"·data-group-id="9 | 1368 | ············</span><span·class="p"·data-group-id="9844224189-15">[</span><span·class="n">Output</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id="9844224189-16">(</s[·...·truncated·by·diffoscope;·len:·278,·SHA:·da346c0775c8c54260f9f7879e4976598e3190d5740ec1d1d08e702dd7981429·...·]9-15">]</span><span·class="p">;</span><span·class="w"> |
| 1369 | ········</span><span·class="n">Uncompressed</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 1369 | ········</span><span·class="n">Uncompressed</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1370 | ············</span><span·class="n">Uncompressed</span><span·class="w"> | 1370 | ············</span><span·class="n">Uncompressed</span><span·class="w"> |
| 1371 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre> | 1371 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre> |
| 1372 | ··</section> | 1372 | ··</section> |
| 1373 | </section> | 1373 | </section> |
| 1374 | <section·class="detail"·id="open/0"> | 1374 | <section·class="detail"·id="open/0"> |
| Offset 1434, 26 lines modified | Offset 1434, 26 lines modified | ||
| 1434 | implementation-defined·threshold.·It's·useful·when·decompressing·untrusted·input | 1434 | implementation-defined·threshold.·It's·useful·when·decompressing·untrusted·input |
| 1435 | which·could·have·been·maliciously·crafted·to·expand·until·the·system·runs·out·of | 1435 | which·could·have·been·maliciously·crafted·to·expand·until·the·system·runs·out·of |
| 1436 | memory.</p><p>This·function·returns·<code·class="inline">{continue·|·finished,·Output}</code>,·where·Output·is·the·data | 1436 | memory.</p><p>This·function·returns·<code·class="inline">{continue·|·finished,·Output}</code>,·where·Output·is·the·data |
| 1437 | that·was·decompressed·in·this·call.·New·input·can·be·queued·up·on·each·call·if | 1437 | that·was·decompressed·in·this·call.·New·input·can·be·queued·up·on·each·call·if |
| 1438 | desired,·and·the·function·will·return·<code·class="inline">{finished,·Output}</code>·once·all·queued·data | 1438 | desired,·and·the·function·will·return·<code·class="inline">{finished,·Output}</code>·once·all·queued·data |
| 1439 | has·been·decompressed.</p><p>This·function·can·introduce·some·output·latency·(reading·input·without·producing | 1439 | has·been·decompressed.</p><p>This·function·can·introduce·some·output·latency·(reading·input·without·producing |
| 1440 | any·output).</p><p>If·a·preset·dictionary·is·required·for·further·decompression,·this·function | 1440 | any·output).</p><p>If·a·preset·dictionary·is·required·for·further·decompression,·this·function |
| 1441 | returns·a·<code·class="inline">need_dictionary</code>·tuple.·See·<a·href="#inflateSetDictionary/2"><code·class="inline">inflateSetDictionary/2</code></a>)·for·details.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">walk</span><span·class="p"·data-group-id=" | 1441 | returns·a·<code·class="inline">need_dictionary</code>·tuple.·See·<a·href="#inflateSetDictionary/2"><code·class="inline">inflateSetDictionary/2</code></a>)·for·details.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">walk</span><span·class="p"·data-group-id="4234130578-1">(</span><span·class="n">Compressed</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handler</span><span·class="p"·data-group-id="4234130578-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1442 | ····</span><span·class="n">Z</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id=" | 1442 | ····</span><span·class="n">Z</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="4234130578-2">(</span><span·class="p"·data-group-id="4234130578-2">)</span><span·class="p">,</span><span·class="w"> |
| 1443 | ····</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateInit</span><span·class="p"·data-group-id=" | 1443 | ····</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateInit</span><span·class="p"·data-group-id="4234130578-3">(</span><span·class="n">Z</span><span·class="p"·data-group-id="4234130578-3">)</span><span·class="p">,</span><span·class="w"> |
| 1444 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 1444 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="4234130578-4">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handler</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">safeInflate</sp[·...·truncated·by·diffoscope;·len:·255,·SHA:·88e8a97b52f1a79d06f1044ec355e6274df9b15839440235ea55c5ec9dd06120·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 1445 | ····</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateEnd</span><span·class="p"·data-group-id=" | 1445 | ····</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateEnd</span><span·class="p"·data-group-id="4234130578-6">(</span><span·class="n">Z</span><span·class="p"·data-group-id="4234130578-6">)</span><span·class="p">,</span><span·class="w"> |
| 1446 | ····</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 1446 | ····</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4234130578-7">(</span><span·class="n">Z</span><span·class="p"·data-group-id="4234130578-7">)</span><span·class="p">.</span><span·class="w"> |
| 1447 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 1447 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="4234130578-8">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handler</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4234130578-9">{</span><span·class="ss">continue</span[·...·truncated·by·diffoscope;·len:·172,·SHA:·e23609a0627ebc8829fb3883dc6802d662ba47284cf4252360a423b6ef8523c3·...·]-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1448 | ····</span><span·class="n">Handler</span><span·class="p"·data-group-id=" | 1448 | ····</span><span·class="n">Handler</span><span·class="p"·data-group-id="4234130578-10">(</span><span·class="n">Output</span><span·class="p"·data-group-id="4234130578-10">)</span><span·class="p">,</span><span·class="w"> |
| 1449 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 1449 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="4234130578-11">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handler</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">safeInflate</s[·...·truncated·by·diffoscope;·len:·333,·SHA:·35836ea5ce67ef9841e41b5622f44e4029255c3eaf5c506b0b1564f158633ae7·...·]-11">)</span><span·class="p">;</span><span·class="w"> |
| 1450 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 1450 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="4234130578-14">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handler</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4234130578-15">{</span><span·class="ss">finished</sp[·...·truncated·by·diffoscope;·len:·175,·SHA:·0cad74f28a31f4c124435f3be9c0f9d4fd9025723bc97f2a36b66eddc8bd7813·...·]-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1451 | ····</span><span·class="n">Handler</span><span·class="p"·data-group-id=" | 1451 | ····</span><span·class="n">Handler</span><span·class="p"·data-group-id="4234130578-16">(</span><span·class="n">Output</span><span·class="p"·data-group-id="4234130578-16">)</span><span·class="p">.</span></code></pre> |
| 1452 | ··</section> | 1452 | ··</section> |
| 1453 | </section> | 1453 | </section> |
| 1454 | <section·class="detail"·id="set_controlling_process/2"> | 1454 | <section·class="detail"·id="set_controlling_process/2"> |
| 1455 | ··<div·class="detail-header"> | 1455 | ··<div·class="detail-header"> |
| 1456 | ····<a·href="#set_controlling_process/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1456 | ····<a·href="#set_controlling_process/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1457 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1457 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 1576 | ······<p·class="built-using"> | 1576 | ······<p·class="built-using"> |
| 1577 | ········Built·using | 1577 | ········Built·using |
| 1578 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1578 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1579 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1579 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1580 | ······</p> | 1580 | ······</p> |
| 1581 | <p>Copyright·©·1996-202 | 1581 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1582 | ····</footer> | 1582 | ····</footer> |
| 1583 | ··</div> | 1583 | ··</div> |
| 1584 | </main> | 1584 | </main> |
| 1585 | </div> | 1585 | </div> |
| 1586 | <script> | 1586 | <script> |
| 1587 | ··function·mermaidLoaded()·{ | 1587 | ··function·mermaidLoaded()·{ |
| 1588 | ····mermaid.initialize({ | 1588 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
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| 199 | ······<p·class="built-using"> | 199 | ······<p·class="built-using"> |
| 200 | ········Built·using | 200 | ········Built·using |
| 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 203 | ······</p> | 203 | ······</p> |
| 204 | <p>Copyright·©·1996-202 | 204 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 205 | ····</footer> | 205 | ····</footer> |
| 206 | ··</div> | 206 | ··</div> |
| 207 | </main> | 207 | </main> |
| 208 | </div> | 208 | </div> |
| 209 | <script> | 209 | <script> |
| 210 | ··function·mermaidLoaded()·{ | 210 | ··function·mermaidLoaded()·{ |
| 211 | ····mermaid.initialize({ | 211 | ····mermaid.initialize({ |
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| 186 | ······<p·class="built-using"> | 186 | ······<p·class="built-using"> |
| 187 | ········Built·using | 187 | ········Built·using |
| 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 190 | ······</p> | 190 | ······</p> |
| 191 | <p>Copyright·©·1996-202 | 191 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 192 | ····</footer> | 192 | ····</footer> |
| 193 | ··</div> | 193 | ··</div> |
| 194 | </main> | 194 | </main> |
| 195 | </div> | 195 | </div> |
| 196 | <script> | 196 | <script> |
| 197 | ··function·mermaidLoaded()·{ | 197 | ··function·mermaidLoaded()·{ |
| 198 | ····mermaid.initialize({ | 198 | ····mermaid.initialize({ |
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| 161 | </h3> | 161 | </h3> |
| 162 | <p>The·runtime·user·interface·for·exclusive·decode·comprises·the·following·two | 162 | <p>The·runtime·user·interface·for·exclusive·decode·comprises·the·following·two |
| 163 | functions:</p><ul><li>A·function·for·an·exclusive·decode,·whose·name·the·user·decides·in·the | 163 | functions:</p><ul><li>A·function·for·an·exclusive·decode,·whose·name·the·user·decides·in·the |
| 164 | configuration·file</li><li>A·<code·class="inline">decode_part/2</code>·function·generated·by·the·ASN.1·compiler·when | 164 | configuration·file</li><li>A·<code·class="inline">decode_part/2</code>·function·generated·by·the·ASN.1·compiler·when |
| 165 | exclusive·decode·is·enabled.·This·function·decodes·the·parts·that | 165 | exclusive·decode·is·enabled.·This·function·decodes·the·parts·that |
| 166 | were·left·undecoded·during·the·exclusive·decode.</li></ul><p>Both·functions·are·described·in·the·following.</p><p>If·the·exclusive·decode·function·has,·for·example,·the·name·<code·class="inline">decode_exclusive</code> | 166 | were·left·undecoded·during·the·exclusive·decode.</li></ul><p>Both·functions·are·described·in·the·following.</p><p>If·the·exclusive·decode·function·has,·for·example,·the·name·<code·class="inline">decode_exclusive</code> |
| 167 | and·an·ASN.1·encoded·message·<code·class="inline">Bin</code>·is·to·be·exclusive·decoded,·the·call·is·as | 167 | and·an·ASN.1·encoded·message·<code·class="inline">Bin</code>·is·to·be·exclusive·decoded,·the·call·is·as |
| 168 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 168 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9127832050-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">ExclMessage</span><span·class="p"·data-group-id="9127832050-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'MyM[·...·truncated·by·diffoscope;·len:·201,·SHA:·ab3c9e390999fc8a5ae15b468538ca87b27647089295c21d69843444b4a675c3·...·]-2">)</span></code></pre><p><a·href=""·id="UndecodedPart"></a>·The·result·<code·class="inline">ExclMessage</code>·has·the·same·structure·as·a |
| 169 | complete·decode·would·have,·except·for·the·parts·of·the·top·type·that·were·not | 169 | complete·decode·would·have,·except·for·the·parts·of·the·top·type·that·were·not |
| 170 | decoded.·The·undecoded·parts·are·on·their·places·in·the·structure·on·format | 170 | decoded.·The·undecoded·parts·are·on·their·places·in·the·structure·on·format |
| 171 | <code·class="inline">{TypeKey,UndecodedValue}</code>.</p><p>Each·undecoded·part·that·is·to·be·decoded·must·be·fed·into·function | 171 | <code·class="inline">{TypeKey,UndecodedValue}</code>.</p><p>Each·undecoded·part·that·is·to·be·decoded·must·be·fed·into·function |
| 172 | <code·class="inline">decode_part/2</code>·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0 | 172 | <code·class="inline">decode_part/2</code>·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0417688323-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">PartMessage</span><span·class="p"·data-group-id="0417688323-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'MyMo[·...·truncated·by·diffoscope;·len:·284,·SHA:·f5fda9f080193315ad9bc02f03891c44cbe7b5272c2e675e5f61c9b03832c39d·...·]-2">)</span></code></pre><p><a·href=""·id="Exclusive-Instruction"></a></p><h3·id="writing-an-exclusive-decode-instruction"·class="section-heading"> |
| 173 | ··<a·href="#writing-an-exclusive-decode-instruction"·class="hover-link"> | 173 | ··<a·href="#writing-an-exclusive-decode-instruction"·class="hover-link"> |
| 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 175 | ··</a> | 175 | ··</a> |
| 176 | ··<span·class="text">Writing·an·Exclusive·Decode·Instruction</span> | 176 | ··<span·class="text">Writing·an·Exclusive·Decode·Instruction</span> |
| 177 | </h3> | 177 | </h3> |
| 178 | <p>This·instruction·is·written·in·the·configuration·file·in·the·following·format:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ExclusiveDecodeInstruction</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 178 | <p>This·instruction·is·written·in·the·configuration·file·in·the·following·format:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ExclusiveDecodeInstruction</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5661413821-1">{</span><span·class="ss">exclusive_decode</span><span·class="p">,</span><span·class="p"·data-group-id="5661413821-2">{</span><span·class="n">ModuleName</span><span·class="p">,</span><span·class="n">DecodeInstructions</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·75,·SHA:·ccd11a8268de4070a4bb868990941384ba982da9b0ad14fb2184851b6652b35c·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="n">ModuleName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 179 | </span><span·class="n">ModuleName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="5661413821-3">(</span><span·class="p"·data-group-id="5661413821-3">)</span><span·class="w"> |
| 180 | </span><span·class="n">DecodeInstructions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 180 | </span><span·class="n">DecodeInstructions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5661413821-4">[</span><span·class="n">DecodeInstruction</span><span·class="p"·data-group-id="5661413821-4">]</span><span·class="o">+</span><span·class="w"> |
| 181 | </span><span·class="n">DecodeInstruction</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 181 | </span><span·class="n">DecodeInstruction</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5661413821-5">{</span><span·class="n">ExclusiveDecodeFunctionName</span><span·class="p">,</span><span·class="n">TypeList</span><span·class="p"·data-group-id="5661413821-5">}</span><span·class="w"> |
| 182 | </span><span·class="n">ExclusiveDecodeFunctionName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 182 | </span><span·class="n">ExclusiveDecodeFunctionName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="5661413821-6">(</span><span·class="p"·data-group-id="5661413821-6">)</span><span·class="w"> |
| 183 | </span><span·class="n">TypeList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 183 | </span><span·class="n">TypeList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5661413821-7">[</span><span·class="n">TopType</span><span·class="p">,</span><span·class="n">ElementList</span><span·class="p"·data-group-id="5661413821-7">]</span><span·class="w"> |
| 184 | </span><span·class="n">ElementList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 184 | </span><span·class="n">ElementList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5661413821-8">[</span><span·class="n">Element</span><span·class="p"·data-group-id="5661413821-8">]</span><span·class="o">+</span><span·class="w"> |
| 185 | </span><span·class="n">Element</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 185 | </span><span·class="n">Element</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5661413821-9">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="ss">parts</span><span·class="p"·data-group-id="5661413821-9">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 186 | ··········</span><span·class="p"·data-group-id=" | 186 | ··········</span><span·class="p"·data-group-id="5661413821-10">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="ss">undecoded</span><span·class="p"·data-group-id="5661413821-10">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 187 | ··········</span><span·class="p"·data-group-id=" | 187 | ··········</span><span·class="p"·data-group-id="5661413821-11">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="n">ElementList</span><span·class="p"·data-group-id="5661413821-11">}</span><span·class="w"> |
| 188 | </span><span·class="n">TopType</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 188 | </span><span·class="n">TopType</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="5661413821-12">(</span><span·class="p"·data-group-id="5661413821-12">)</span><span·class="w"> |
| 189 | </span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 189 | </span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="5661413821-13">(</span><span·class="p"·data-group-id="5661413821-13">)</span></code></pre><p>The·instruction·must·be·a·valid·Erlang·term·terminated·by·a·dot.</p><p>In·<code·class="inline">TypeList</code>·the·path·from·the·top·type·to·each·undecoded·subcomponent·is |
| 190 | described.·<code·class="inline">TopType</code>·is·the·name·of·a·top-level·type·in·the·ASN.1·specification. | 190 | described.·<code·class="inline">TopType</code>·is·the·name·of·a·top-level·type·in·the·ASN.1·specification. |
| 191 | The·action·for·each·component·in·<code·class="inline">ElementList</code>·is·described·by·one·of:</p><ul><li><code·class="inline">{Name,parts}</code></li><li><code·class="inline">{Name,undecoded}</code></li><li><code·class="inline">{Name,ElementList}</code></li></ul><p>The·use·and·effect·of·the·actions·are·as·follows:</p><ul><li><p><strong><code·class="inline">{Name,undecoded}</code></strong>·-·Leaves·the·element·undecoded.·The·type·of·<code·class="inline">Name</code>·can | 191 | The·action·for·each·component·in·<code·class="inline">ElementList</code>·is·described·by·one·of:</p><ul><li><code·class="inline">{Name,parts}</code></li><li><code·class="inline">{Name,undecoded}</code></li><li><code·class="inline">{Name,ElementList}</code></li></ul><p>The·use·and·effect·of·the·actions·are·as·follows:</p><ul><li><p><strong><code·class="inline">{Name,undecoded}</code></strong>·-·Leaves·the·element·undecoded.·The·type·of·<code·class="inline">Name</code>·can |
| 192 | be·any·ASN.1·type.·The·value·of·element·<code·class="inline">Name</code>·is·returned·as·a·tuple·(as | 192 | be·any·ASN.1·type.·The·value·of·element·<code·class="inline">Name</code>·is·returned·as·a·tuple·(as |
| 193 | mentioned·in·the·previous·section)·in·the·value·structure·of·the·top·type.</p></li><li><p><strong><code·class="inline">{Name,parts}</code></strong>·-·The·type·of·<code·class="inline">Name</code>·must·be·either·<code·class="inline">SEQUENCE·OF</code>·or | 193 | mentioned·in·the·previous·section)·in·the·value·structure·of·the·top·type.</p></li><li><p><strong><code·class="inline">{Name,parts}</code></strong>·-·The·type·of·<code·class="inline">Name</code>·must·be·either·<code·class="inline">SEQUENCE·OF</code>·or |
| 194 | <code·class="inline">SET·OF</code>.·The·action·implies·that·the·different·components·of·<code·class="inline">Name</code>·are·left | 194 | <code·class="inline">SET·OF</code>.·The·action·implies·that·the·different·components·of·<code·class="inline">Name</code>·are·left |
| 195 | undecoded.·The·value·of·<code·class="inline">Name</code>·is·returned·as·a·tuple·(as·mentioned·in·the | 195 | undecoded.·The·value·of·<code·class="inline">Name</code>·is·returned·as·a·tuple·(as·mentioned·in·the |
| 196 | previous·section)·where·the·second·element·is·a·list·of·binaries.·This·is | 196 | previous·section)·where·the·second·element·is·a·list·of·binaries.·This·is |
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| 257 | ·{'GUI', | 257 | ·{'GUI', |
| 258 | ··[{decode_Window_exclusive, | 258 | ··[{decode_Window_exclusive, |
| 259 | ····['Window',[{status,[{buttonList,parts},{actions,undecoded}]}]]}, | 259 | ····['Window',[{status,[{buttonList,parts},{actions,undecoded}]}]]}, |
| 260 | ···{decode_Button_exclusive, | 260 | ···{decode_Button_exclusive, |
| 261 | ····['Button',[{number,undecoded}]]}]}}.</code></pre><p>The·following·figure·shows·the·bytes·of·a·<code·class="inline">Window:status</code>·message.·The | 261 | ····['Button',[{number,undecoded}]]}]}}.</code></pre><p>The·following·figure·shows·the·bytes·of·a·<code·class="inline">Window:status</code>·message.·The |
| 262 | components·<code·class="inline">buttonList</code>·and·<code·class="inline">actions</code>·are·excluded·from·decode.·Only·<code·class="inline">state</code>·and | 262 | components·<code·class="inline">buttonList</code>·and·<code·class="inline">actions</code>·are·excluded·from·decode.·Only·<code·class="inline">state</code>·and |
| 263 | <code·class="inline">enabled</code>·are·decoded·when·<code·class="inline">decode__Window_exclusive</code>·is·called.</p><p><img·src="assets/exclusive_Win_But.gif"·alt="Bytes·of·a·Window:status·Message"·title="Bytes·of·a·Window:status·Message"/></p><p>Here·follows·an·example·of·how·the·module.·Note·that·option·<code·class="inline">no_ok_wrapper</code>·is | 263 | <code·class="inline">enabled</code>·are·decoded·when·<code·class="inline">decode__Window_exclusive</code>·is·called.</p><p><img·src="assets/exclusive_Win_But.gif"·alt="Bytes·of·a·Window:status·Message"·title="Bytes·of·a·Window:status·Message"/></p><p>Here·follows·an·example·of·how·the·module.·Note·that·option·<code·class="inline">no_ok_wrapper</code>·is |
| 264 | used·to·make·the·example·more·concise.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">asn1ct</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id=" | 264 | used·to·make·the·example·more·concise.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">asn1ct</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="1580418242-1">(</span><span·class="ss">'GUI'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1580418242-2">[</span><span·class="ss">ber</span><span·class="p">,</span><span·class="ss">asn1config</span><span·class[·...·truncated·by·diffoscope;·len:·144,·SHA:·e74885f15b46aeded6ec0a1a01a4807330d4acbe6c6757f8845cb3b87c0feecc·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 265 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 265 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 266 | 2>·</span><span·class="nf">rr</span><span·class="p"·data-group-id=" | 266 | 2>·</span><span·class="nf">rr</span><span·class="p"·data-group-id="1580418242-3">(</span><span·class="ss">'GUI'</span><span·class="p"·data-group-id="1580418242-3">)</span><span·class="p">.</span><span·class="w"> |
| 267 | </span><span·class="p"·data-group-id=" | 267 | </span><span·class="p"·data-group-id="1580418242-4">[</span><span·class="ss">'Action'</span><span·class="p">,</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="ss">'Status'</span><span·class="p"·data-group-id="1580418242-4">]</span><span·class="gp·unselectable"> |
| 268 | 3>·</span><span·class="n">ButtonMsg</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 268 | 3>·</span><span·class="n">ButtonMsg</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-5">{</span><span·class="ss">number</span><span·class="o">=</span><span·class="mi">123</span><span·class="p">,</span><span·class="ss">on</span><span·class="o">=</span><span·class="ss">true</span><span·class="p"·data-group-id="1580418242-5">}</span><span·class="p">.</span><span·class="w"> |
| 269 | </span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 269 | </span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-6">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">123</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·c[·...·truncated·by·diffoscope;·len:·86,·SHA:·eb18e38c40072cde6644f94b751d3880b99e3421c5c27d074c67a10ccf4b6c1a·...·]-6">}</span><span·class="gp·unselectable"> |
| 270 | 4>·</span><span·class="n">ButtonBytes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 270 | 4>·</span><span·class="n">ButtonBytes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">encode</span><span·class="p"·data-group-id="1580418242-7">(</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ButtonMsg</span><span·class="p"·data-group-id="1580418242-7">)</span><span·class="p">.</span><span·class="w"> |
| 271 | </span><span·class="p"·data-group-id=" | 271 | </span><span·class="p"·data-group-id="1580418242-8"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">123</span><[·...·truncated·by·diffoscope;·len:·191,·SHA:·9bd0cebef693850b366f56a5ec3fc9bc97bce684f8d0e7569b818db5fc8f4dbb·...·]-8">>></span><span·class="gp·unselectable"> |
| 272 | 5>·</span><span·class="n">ExclusiveMsgButton</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_Button_exclusive</span><span·class="p"·data-group-id=" | 272 | 5>·</span><span·class="n">ExclusiveMsgButton</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_Button_exclusive</span><span·class="p"·data-group-id="1580418242-9">(</span><span·class="n">ButtonBytes</span><span·class="p"·data-group-id="1580418242-9">)</span><span·class="p">.</span><span·class="w"> |
| 273 | </span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 273 | </span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-10">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1580418242-11">{</span><span·class="ss">'Button_number'</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·284,·SHA:·a90ab067b237e74ca4415489f8cc2e20a88f8e26507c38e61162c0281492dae8·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 274 | ··········</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id=" | 274 | ··········</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="1580418242-10">}</span><span·class="gp·unselectable"> |
| 275 | 6>·</span><span·class="p"·data-group-id=" | 275 | 6>·</span><span·class="p"·data-group-id="1580418242-13">{</span><span·class="n">UndecKey</span><span·class="p">,</span><span·class="n">UndecBytes</span><span·class="p"·data-group-id="1580418242-13">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">ExclusiveMsgButton</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p">.</span><span·class="ss">number</span><span·class="p">.</span><span·class="w"> |
| 276 | </span><span·class="p"·data-group-id=" | 276 | </span><span·class="p"·data-group-id="1580418242-14">{</span><span·class="ss">'Button_number'</span><span·class="p">,</span><span·class="p"·data-group-id="1580418242-15"><<</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·128,·SHA:·aeb391e07f5d1e8594486e0dac9b8a1299c1f30f00123d7de9e4ddbc8d5187c6·...·]-14">}</span><span·class="gp·unselectable"> |
| 277 | 7>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id=" | 277 | 7>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id="1580418242-16">(</span><span·class="n">UndecKey</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UndecBytes</span><span·class="p"·data-group-id="1580418242-16">)</span><span·class="p">.</span><span·class="w"> |
| 278 | </span><span·class="mi">123</span><span·class="gp·unselectable"> | 278 | </span><span·class="mi">123</span><span·class="gp·unselectable"> |
| 279 | 8>·</span><span·class="n">WindowMsg</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 279 | 8>·</span><span·class="n">WindowMsg</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 280 | </span><span·class="p"·data-group-id=" | 280 | </span><span·class="p"·data-group-id="1580418242-17">{</span><span·class="ss">status</span><span·class="p">,</span><span·class="p"·data-group-id="1580418242-18">{</span><span·class="ss">'Status'</span><span·class="p">,</span><span·class="mi">35</span><span·class="p">,</span><span·class="w"> |
| 281 | ···</span><span·class="p"·data-group-id=" | 281 | ···</span><span·class="p"·data-group-id="1580418242-19">[</span><span·class="p"·data-group-id="1580418242-20">{</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="1580418[·...·truncated·by·diffoscope;·len:·3,·SHA:·14063697603e22d600d336bee6cff12c8be93509ce84a0642918d89b2aef1753·...·]-20">}</span><span·class="p">,</span><span·class="w"> |
| 282 | ····</span><span·class="p"·data-group-id=" | 282 | ····</span><span·class="p"·data-group-id="1580418242-21">{</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="1580418242-21">}</span><span·class="p">,</span><span·class="w"> |
| 283 | ····</span><span·class="p"·data-group-id=" | 283 | ····</span><span·class="p"·data-group-id="1580418242-22">{</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="1580418242-22">}</span><span·class="p">,</span><span·class="w"> |
| 284 | ····</span><span·class="p"·data-group-id=" | 284 | ····</span><span·class="p"·data-group-id="1580418242-23">{</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="1580418242-23">}</span><span·class="p">,</span><span·class="w"> |
| 285 | ····</span><span·class="p"·data-group-id=" | 285 | ····</span><span·class="p"·data-group-id="1580418242-24">{</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="1580418242-24">}</span><span·class="p"·data-group-id="158041[·...·truncated·by·diffoscope;·len:·4,·SHA:·0d4836d1aea37ab0ff319c94d756972d9a1738bd6f5e7ed592d735b46b86db3d·...·]-19">]</span><span·class="p">,</span><span·class="w"> |
| 286 | ···</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 286 | ···</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 287 | ···</span><span·class="p"·data-group-id=" | 287 | ···</span><span·class="p"·data-group-id="1580418242-25">{</span><span·class="ss">possibleActions</span><span·class="p">,</span><span·class="p"·data-group-id="1580418242-26">[</span><span·class="p"·data-group-id="1580418242-27">{</span><span·class="ss">'Action'</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·559,·SHA:·66614dd5f4f6dbcc2c2337a7b132920ef6346f67b3c86419b2f6d5de63d02467·...·]-17">}</span><span·class="p">.</span><span·class="w"> |
| 288 | </span><span·class="p"·data-group-id=" | 288 | </span><span·class="p"·data-group-id="1580418242-29">{</span><span·class="ss">status</span><span·class="p">,</span><span·class="o">#</span><span·class="ss">'Status'</span><span·class="p"·data-group-id="1580418242-30">{</span><span·class="ss">state</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">35</span><span·class="p">,</span><span·class="w"> |
| 289 | ········</span><span·class="ss">buttonList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 289 | ········</span><span·class="ss">buttonList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1580418242-31">[</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-32">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·203,·SHA:·ee074157c7f3fc2d7ecc74898eb12819038d5dbf8b786baf61ffe4173fd0915f·...·]-32">}</span><span·class="p">,</span><span·class="w"> |
| 290 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 290 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-33">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·86,·SHA:·59ae5d781ae076b7311d51cdbc2db10810fa5e2510bf3603c3e7cbaad9a3dc3c·...·]-33">}</span><span·class="p">,</span><span·class="w"> |
| 291 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 291 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-34">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·85,·SHA:·88d2846b6d3f1b268e473c7d6078d643a3fa9ba3d43649e5d208234f92b2202a·...·]-34">}</span><span·class="p">,</span><span·class="w"> |
| 292 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 292 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-35">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">6</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·85,·SHA:·88d2846b6d3f1b268e473c7d6078d643a3fa9ba3d43649e5d208234f92b2202a·...·]-35">}</span><span·class="p">,</span><span·class="w"> |
| 293 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 293 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-36">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">7</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·140,·SHA:·d2160bb05c6570ad5c47369cad199c8f139ad264c0d8ce001648790853b84c89·...·]-31">]</span><span·class="p">,</span><span·class="w"> |
| 294 | ········</span><span·class="ss">enabled</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 294 | ········</span><span·class="ss">enabled</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 295 | ········</span><span·class="ss">actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 295 | ········</span><span·class="ss">actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1580418242-37">{</span><span·class="ss">possibleActions</span><span·class="p">,</span><span·class="p"·data-group-id="1580418242-38">[</span><span·class="o">#</span><span·class="ss">'Action'</span><span·class="p"·data-group-id="1580418242-39">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">16</span><span·class="p">,</span><span·class="w"> |
| 296 | ··············································</span><span·class="ss">handle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 296 | ··············································</span><span·class="ss">handle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-40">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">17</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·c[·...·truncated·by·diffoscope;·len:·356,·SHA:·b6c7c682087384568d3a621c8a7d29eb9f622bc79bca33a2026f45015b9e3487·...·]-29">}</span><span·class="gp·unselectable"> |
| 297 | 9>·</span><span·class="n">WindowBytes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 297 | 9>·</span><span·class="n">WindowBytes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">encode</span><span·class="p"·data-group-id="1580418242-41">(</span><span·class="ss">'Window'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">WindowMsg</span><span·class="p"·data-group-id="1580418242-41">)</span><span·class="p">.</span><span·class="w"> |
| 298 | </span><span·class="p"·data-group-id=" | 298 | </span><span·class="p"·data-group-id="1580418242-42"><<</span><span·class="mi">161</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">35</span><span·class="p">,</span><span·class="mi">161</span><span·class="p">,</span><span·class="mi">40</span><span·class="p">,</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="w"> |
| 299 | ··</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 299 | ··</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="1580418242-42">>></span><span·class="gp·unselectable"> |
| 300 | 10>·</span><span·class="p"·data-group-id=" | 300 | 10>·</span><span·class="p"·data-group-id="1580418242-43">{</span><span·class="ss">status</span><span·class="p">,</span><span·class="o">#</span><span·class="ss">'Status'</span><span·class="p"·data-group-id="1580418242-44">{</span><span·class="ss">buttonList</span><span·class="o">=</span><sp[·...·truncated·by·diffoscope;·len:·300,·SHA:·130f19857d5e0058a66b6bbc09974e01a4b765d3ac5752f99f4f8721c2885cd2·...·]-43">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 301 | </span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_Window_exclusive</span><span·class="p"·data-group-id=" | 301 | </span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_Window_exclusive</span><span·class="p"·data-group-id="1580418242-46">(</span><span·class="n">WindowBytes</span><span·class="p"·data-group-id="1580418242-46">)</span><span·class="p">.</span><span·class="w"> |
| 302 | </span><span·class="p"·data-group-id=" | 302 | </span><span·class="p"·data-group-id="1580418242-47">{</span><span·class="ss">status</span><span·class="p">,</span><span·class="o">#</span><span·class="ss">'Status'</span><span·class="p"·data-group-id="1580418242-48">{</span><span·class="ss">state</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">35</span><span·class="p">,</span><span·class="w"> |
| 303 | ··················</span><span·class="ss">buttonList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 303 | ··················</span><span·class="ss">buttonList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1580418242-49">{</span><span·class="ss">'Status_buttonList'</span><span·class="p">,</span><span·class="p"·data-group-id="1580418242-50">[</span><span·class="p"·data-group-id="1580418242-51"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 304 | ·······················································</span><span·class="mi">255</span><span·class="p"·data-group-id=" | 304 | ·······················································</span><span·class="mi">255</span><span·class="p"·data-group-id="1580418242-51">>></span><span·class="p">,</span><span·class="w"> |
| 305 | ·····················································</span><span·class="p"·data-group-id=" | 305 | ·····················································</span><span·class="p"·data-group-id="1580418242-52"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">4</span><s[·...·truncated·by·diffoscope;·len:·188,·SHA:·c74fcb1b30ba8a98d3f0c38049e50951d5ac976caa58e4c70f2ebf5f68e441ae·...·]-52">>></span><span·class="p">,</span><span·class="w"> |
| 306 | ·····················································</span><span·class="p"·data-group-id=" | 306 | ·····················································</span><span·class="p"·data-group-id="1580418242-53"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">5</span><s[·...·truncated·by·diffoscope;·len:·190,·SHA:·5fd59e6a488894352b7aad849d39a19a4d67e6a2b81deb0fe4580465d98816fd·...·]-53">>></span><span·class="p">,</span><span·class="w"> |
| 307 | ·····················································</span><span·class="p"·data-group-id=" | 307 | ·····················································</span><span·class="p"·data-group-id="1580418242-54"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">6</span><s[·...·truncated·by·diffoscope;·len:·190,·SHA:·5fd59e6a488894352b7aad849d39a19a4d67e6a2b81deb0fe4580465d98816fd·...·]-54">>></span><span·class="p">,</span><span·class="w"> |
| 308 | ·····················································</span><span·class="p"·data-group-id=" | 308 | ·····················································</span><span·class="p"·data-group-id="1580418242-55"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">7</span><s[·...·truncated·by·diffoscope;·len:·303,·SHA:·9c73f8a01d8d846a47c20b5b75ea3a9cdffbc9ad61b9504ed64065f8b76a1f61·...·]-49">}</span><span·class="p">,</span><span·class="w"> |
| 309 | ··················</span><span·class="ss">enabled</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 309 | ··················</span><span·class="ss">enabled</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 310 | ··················</span><span·class="ss">actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 310 | ··················</span><span·class="ss">actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1580418242-56">{</span><span·class="ss">'Status_actions'</span><span·class="p">,</span><span·class="p"·data-group-id="1580418242-57"><<</span><span·class="mi">163</span><span·class="p">,</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="mi">13</span><span·class="p">,</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">11</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="w"> |
| 311 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">161</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">17</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="w"> | 311 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">161</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">17</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="w"> |
| 312 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">255</span><span·class="p"·data-group-id=" | 312 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">255</span><span·class="p"·data-group-id="1580418242-57">>></span><span·class="p"·data-group-id="1580418242-56">}</span><span·class="p"·data-group-id="1580418242-48">}</span><span·class="p"·data-group-id="1580418242-47">}</span><span·class="gp·unselectable"> |
| 313 | 11>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id=" | 313 | 11>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id="1580418242-58">(</span><span·class="n">UndecWindowKey</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UndecWindowParts</span><span·class="p"·data-group-id="1580418242-58">)</span><span·class="p">.</span><span·class="w"> |
| 314 | </span><span·class="p"·data-group-id=" | 314 | </span><span·class="p"·data-group-id="1580418242-59">[</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-60">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·203,·SHA:·ee074157c7f3fc2d7ecc74898eb12819038d5dbf8b786baf61ffe4173fd0915f·...·]-60">}</span><span·class="p">,</span><span·class="w"> |
| 315 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 315 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-61">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·86,·SHA:·59ae5d781ae076b7311d51cdbc2db10810fa5e2510bf3603c3e7cbaad9a3dc3c·...·]-61">}</span><span·class="p">,</span><span·class="w"> |
| 316 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 316 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-62">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·85,·SHA:·88d2846b6d3f1b268e473c7d6078d643a3fa9ba3d43649e5d208234f92b2202a·...·]-62">}</span><span·class="p">,</span><span·class="w"> |
| 317 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 317 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-63">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">6</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·85,·SHA:·88d2846b6d3f1b268e473c7d6078d643a3fa9ba3d43649e5d208234f92b2202a·...·]-63">}</span><span·class="p">,</span><span·class="w"> |
| 318 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 318 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-64">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">7</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·140,·SHA:·687f64ed6d19d75abbc6ee9751ba1780b952283a38d713b729af819ea67f266e·...·]-59">]</span><span·class="gp·unselectable"> |
| 319 | 12>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id=" | 319 | 12>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id="1580418242-65">(</span><span·class="n">UndecWindowKey</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">hd</span><span·class="p"·data-group-id="1580418242-66">(</span><span·class="n">UndecWindowParts</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·66,·SHA:·5e061b2dbdd3ec594ae01399fba2e4dd7e1a339d94ae91692f4520a6cc7b14aa·...·]-65">)</span><span·class="p">.</span><span·class="w"> |
| 320 | </span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 320 | </span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-67">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·85,·SHA:·88d2846b6d3f1b268e473c7d6078d643a3fa9ba3d43649e5d208234f92b2202a·...·]-67">}</span><span·class="gp·unselectable"> |
| 321 | 13>·</span><span·class="p"·data-group-id=" | 321 | 13>·</span><span·class="p"·data-group-id="1580418242-68">{</span><span·class="ss">status</span><span·class="p">,</span><span·class="o">#</span><span·class="ss">'Status'</span><span·class="p"·data-group-id="1580418242-69">{</span><span·class="ss">actions</span><span·class="o">=</span><span·[·...·truncated·by·diffoscope;·len:·518,·SHA:·34d9a9ae1592c01ae0a5c47bf3e696b18c71533951318d5feebce43a699782fd·...·]-71">)</span><span·class="p">.</span><span·class="w"> |
| 322 | </span><span·class="p"·data-group-id=" | 322 | </span><span·class="p"·data-group-id="1580418242-72">{</span><span·class="ss">status</span><span·class="p">,</span><span·class="o">#</span><span·class="ss">'Status'</span><span·class="p"·data-group-id="1580418242-73">{</span><span·class="ss">state</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">35</span><span·class="p">,</span><span·class="w"> |
| 323 | ··················</span><span·class="ss">buttonList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 323 | ··················</span><span·class="ss">buttonList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1580418242-74">{</span><span·class="ss">'Status_buttonList'</span><span·class="p">,</span><span·class="p"·data-group-id="1580418242-75">[</span><span·class="p"·data-group-id="1580418242-76"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 324 | ·······················································</span><span·class="mi">255</span><span·class="p"·data-group-id=" | 324 | ·······················································</span><span·class="mi">255</span><span·class="p"·data-group-id="1580418242-76">>></span><span·class="p">,</span><span·class="w"> |
| 325 | ·····················································</span><span·class="p"·data-group-id=" | 325 | ·····················································</span><span·class="p"·data-group-id="1580418242-77"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">4</span><s[·...·truncated·by·diffoscope;·len:·188,·SHA:·c74fcb1b30ba8a98d3f0c38049e50951d5ac976caa58e4c70f2ebf5f68e441ae·...·]-77">>></span><span·class="p">,</span><span·class="w"> |
| 326 | ·····················································</span><span·class="p"·data-group-id=" | 326 | ·····················································</span><span·class="p"·data-group-id="1580418242-78"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">5</span><s[·...·truncated·by·diffoscope;·len:·190,·SHA:·5fd59e6a488894352b7aad849d39a19a4d67e6a2b81deb0fe4580465d98816fd·...·]-78">>></span><span·class="p">,</span><span·class="w"> |
| 327 | ·····················································</span><span·class="p"·data-group-id=" | 327 | ·····················································</span><span·class="p"·data-group-id="1580418242-79"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">6</span><s[·...·truncated·by·diffoscope;·len:·190,·SHA:·5fd59e6a488894352b7aad849d39a19a4d67e6a2b81deb0fe4580465d98816fd·...·]-79">>></span><span·class="p">,</span><span·class="w"> |
| 328 | ·····················································</span><span·class="p"·data-group-id=" | 328 | ·····················································</span><span·class="p"·data-group-id="1580418242-80"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">7</span><s[·...·truncated·by·diffoscope;·len:·303,·SHA:·3e594c206ed3e4a3cf0febe6b97889db21e8e2c29f6f2bc0e307c448440b0af0·...·]-74">}</span><span·class="p">,</span><span·class="w"> |
| 329 | ··················</span><span·class="ss">enabled</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 329 | ··················</span><span·class="ss">enabled</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 330 | ··················</span><span·class="ss">actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 330 | ··················</span><span·class="ss">actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1580418242-81">{</span><span·class="ss">'Status_actions'</span><span·class="p">,</span><span·class="p"·data-group-id="1580418242-82"><<</span><span·class="mi">163</span><span·class="p">,</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="mi">13</span><span·class="p">,</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">11</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="w"> |
| 331 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">161</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">17</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="w"> | 331 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">161</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">17</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="w"> |
| 332 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">255</span><span·class="p"·data-group-id=" | 332 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">255</span><span·class="p"·data-group-id="1580418242-82">>></span><span·class="p"·data-group-id="1580418242-81">}</span><span·class="p"·data-group-id="1580418242-73">}</span><span·class="p"·data-group-id="1580418242-72">}</span><span·class="gp·unselectable"> |
| 333 | 14>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id=" | 333 | 14>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id="1580418242-83">(</span><span·class="n">ChoiceKey</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ChoiceUndec</span><span·class="p"·data-group-id="1580418242-83">)</span><span·class="p">.</span><span·class="w"> |
| 334 | </span><span·class="p"·data-group-id=" | 334 | </span><span·class="p"·data-group-id="1580418242-84">{</span><span·class="ss">possibleActions</span><span·class="p">,</span><span·class="p"·data-group-id="1580418242-85">[</span><span·class="o">#</span><span·class="ss">'Action'</span><span·class="p"·data-group-id="1580418242-86">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">16</span><span·class="p">,</span><span·class="w"> |
| 335 | ····························</span><span·class="ss">handle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 335 | ····························</span><span·class="ss">handle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="1580418242-87">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">17</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·c[·...·truncated·by·diffoscope;·len:·248,·SHA:·7f47440bac8d1402e1de6a1dd302926ff4e600f289947ffdf7910e5eb7f732a8·...·]-84">}</span></code></pre><h2·id="selective-decode"·class="section-heading"> |
| 336 | ··<a·href="#selective-decode"·class="hover-link"> | 336 | ··<a·href="#selective-decode"·class="hover-link"> |
| 337 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 337 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
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| Offset 481, 17 lines modified | Offset 481, 17 lines modified | ||
| 481 | <p>Performs·a·test·of·encode·and·decode·of·types·in·<code·class="inline">Module</code>.</p><p>The·generated·functions·are·called·by·this·function.·This·function·is | 481 | <p>Performs·a·test·of·encode·and·decode·of·types·in·<code·class="inline">Module</code>.</p><p>The·generated·functions·are·called·by·this·function.·This·function·is |
| 482 | useful·for·testing·to·ensure·that·the·generated·encode·and·decode | 482 | useful·for·testing·to·ensure·that·the·generated·encode·and·decode |
| 483 | functions·as·well·as·the·general·runtime·support·work·as·expected.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Currently,·the·<code·class="inline">test</code>·functions·have·many·limitations.·Essentially,·they·will | 483 | functions·as·well·as·the·general·runtime·support·work·as·expected.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Currently,·the·<code·class="inline">test</code>·functions·have·many·limitations.·Essentially,·they·will |
| 484 | mostly·work·for·old·specifications·based·on·the·1997·standard·for·ASN.1,·but | 484 | mostly·work·for·old·specifications·based·on·the·1997·standard·for·ASN.1,·but |
| 485 | not·for·most·modern-style·applications.·Another·limitation·is·that·the·<code·class="inline">test</code> | 485 | not·for·most·modern-style·applications.·Another·limitation·is·that·the·<code·class="inline">test</code> |
| 486 | functions·may·not·work·if·options·that·change·code·generations·strategies·such | 486 | functions·may·not·work·if·options·that·change·code·generations·strategies·such |
| 487 | as·the·options·<code·class="inline">macro_name_prefix</code>·and·<code·class="inline">record_name_prefix</code>·have·been·used.</p></section><ul><li><a·href="#test/1"><code·class="inline">test/1</code></a>·iterates·over·all·types·in·<code·class="inline">Module</code>.</li><li><a·href="#test/2"><code·class="inline">test/2</code></a>·tests·type·<code·class="inline">Type</code>·with·a·random·value.</li><li><a·href="#test/3"><code·class="inline">test/3</code></a>·tests·type·<code·class="inline">Type</code>·with·<code·class="inline">Value</code>.</li></ul><p>Schematically,·the·following·occurs·for·each·type·in·the·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 487 | as·the·options·<code·class="inline">macro_name_prefix</code>·and·<code·class="inline">record_name_prefix</code>·have·been·used.</p></section><ul><li><a·href="#test/1"><code·class="inline">test/1</code></a>·iterates·over·all·types·in·<code·class="inline">Module</code>.</li><li><a·href="#test/2"><code·class="inline">test/2</code></a>·tests·type·<code·class="inline">Type</code>·with·a·random·value.</li><li><a·href="#test/3"><code·class="inline">test/3</code></a>·tests·type·<code·class="inline">Type</code>·with·<code·class="inline">Value</code>.</li></ul><p>Schematically,·the·following·occurs·for·each·type·in·the·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9185603967-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Value</span><span·class="p"·data-group-id="9185603967-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·274,·SHA:·75a102a879a244e1a92b35a664ef3f1003b90bfe04c51465810e05936a63811d·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 488 | </span><span·class="p"·data-group-id=" | 488 | </span><span·class="p"·data-group-id="9185603967-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bytes</span><span·class="p"·data-group-id="9185603967-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·273,·SHA:·ee944478712852a7898b3659c5daca4a30190c5200b604b65ff519a496eb94a6·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 489 | </span><span·class="p"·data-group-id=" | 489 | </span><span·class="p"·data-group-id="9185603967-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Value</span><span·class="p"·data-group-id="9185603967-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·273,·SHA:·ebfdd6116c062261d5f079870c1d0eb1709b55ed5128c29e565a349255b4819b·...·]-6">)</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">test</code>·functions·use·the·<code·class="inline">*.asn1db</code>·files·for·all·included·modules.·If·they |
| 490 | are·located·in·a·different·directory·than·the·current·working·directory,·use·the | 490 | are·located·in·a·different·directory·than·the·current·working·directory,·use·the |
| 491 | <code·class="inline">include</code>·option·to·add·paths.·This·is·only·needed·when·automatically·generating | 491 | <code·class="inline">include</code>·option·to·add·paths.·This·is·only·needed·when·automatically·generating |
| 492 | values.·For·static·values·using·<code·class="inline">Value</code>·no·options·are·needed.</p> | 492 | values.·For·static·values·using·<code·class="inline">Value</code>·no·options·are·needed.</p> |
| 493 | ··</section> | 493 | ··</section> |
| 494 | </section> | 494 | </section> |
| 495 | <section·class="detail"·id="value/2"> | 495 | <section·class="detail"·id="value/2"> |
| Offset 548, 15 lines modified | Offset 548, 15 lines modified | ||
| 548 | ······<p·class="built-using"> | 548 | ······<p·class="built-using"> |
| 549 | ········Built·using | 549 | ········Built·using |
| 550 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 550 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 551 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 551 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 552 | ······</p> | 552 | ······</p> |
| 553 | <p>Copyright·©·1996-202 | 553 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 554 | ····</footer> | 554 | ····</footer> |
| 555 | ··</div> | 555 | ··</div> |
| 556 | </main> | 556 | </main> |
| 557 | </div> | 557 | </div> |
| 558 | <script> | 558 | <script> |
| 559 | ··function·mermaidLoaded()·{ | 559 | ··function·mermaidLoaded()·{ |
| 560 | ····mermaid.initialize({ | 560 | ····mermaid.initialize({ |
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| 1553 | ······<p·class="built-using"> | 1553 | ······<p·class="built-using"> |
| 1554 | ········Built·using | 1554 | ········Built·using |
| 1555 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1555 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1556 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1556 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1557 | ······</p> | 1557 | ······</p> |
| 1558 | <p>Copyright·©·1996-202 | 1558 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1559 | ····</footer> | 1559 | ····</footer> |
| 1560 | ··</div> | 1560 | ··</div> |
| 1561 | </main> | 1561 | </main> |
| 1562 | </div> | 1562 | </div> |
| 1563 | <script> | 1563 | <script> |
| 1564 | ··function·mermaidLoaded()·{ | 1564 | ··function·mermaidLoaded()·{ |
| 1565 | ····mermaid.initialize({ | 1565 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 311 | ······<p·class="built-using"> | 311 | ······<p·class="built-using"> |
| 312 | ········Built·using | 312 | ········Built·using |
| 313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 315 | ······</p> | 315 | ······</p> |
| 316 | <p>Copyright·©·1996-202 | 316 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 317 | ····</footer> | 317 | ····</footer> |
| 318 | ··</div> | 318 | ··</div> |
| 319 | </main> | 319 | </main> |
| 320 | </div> | 320 | </div> |
| 321 | <script> | 321 | <script> |
| 322 | ··function·mermaidLoaded()·{ | 322 | ··function·mermaidLoaded()·{ |
| 323 | ····mermaid.initialize({ | 323 | ····mermaid.initialize({ |
| Offset 211, 23 lines modified | Offset 211, 23 lines modified | ||
| 211 | <a·href="write_test_chapter.html#intro">Writing·Test·Suites</a>.</p><p>A·test·case·is·considered·successful·if·it·returns·to·the·caller,·no·matter·what | 211 | <a·href="write_test_chapter.html#intro">Writing·Test·Suites</a>.</p><p>A·test·case·is·considered·successful·if·it·returns·to·the·caller,·no·matter·what |
| 212 | the·returned·value·is.·However,·a·few·return·values·have·special·meaning·as | 212 | the·returned·value·is.·However,·a·few·return·values·have·special·meaning·as |
| 213 | follows:</p><ul><li><code·class="inline">{skip,Reason}</code>·indicates·that·the·test·case·is·skipped.</li><li><code·class="inline">{comment,Comment}</code>·prints·a·comment·in·the·log·for·the·test·case.</li><li><code·class="inline">{save_config,Config}</code>·makes·the·<code·class="inline">Common·Test</code>·test·server·pass·<code·class="inline">Config</code>·to | 213 | follows:</p><ul><li><code·class="inline">{skip,Reason}</code>·indicates·that·the·test·case·is·skipped.</li><li><code·class="inline">{comment,Comment}</code>·prints·a·comment·in·the·log·for·the·test·case.</li><li><code·class="inline">{save_config,Config}</code>·makes·the·<code·class="inline">Common·Test</code>·test·server·pass·<code·class="inline">Config</code>·to |
| 214 | the·next·test·case.</li></ul><p>A·test·case·failure·is·specified·as·a·runtime·error·(a·crash),·no·matter·what | 214 | the·next·test·case.</li></ul><p>A·test·case·failure·is·specified·as·a·runtime·error·(a·crash),·no·matter·what |
| 215 | the·reason·for·termination·is.·If·you·use·Erlang·pattern·matching·effectively, | 215 | the·reason·for·termination·is.·If·you·use·Erlang·pattern·matching·effectively, |
| 216 | you·can·take·advantage·of·this·property.·The·result·is·concise·and·readable·test | 216 | you·can·take·advantage·of·this·property.·The·result·is·concise·and·readable·test |
| 217 | case·functions·that·look·much·more·like·scripts·than·actual·programs.·A·simple | 217 | case·functions·that·look·much·more·like·scripts·than·actual·programs.·A·simple |
| 218 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">session</span><span·class="p"·data-group-id="2 | 218 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">session</span><span·class="p"·data-group-id="2082914817-1">(</span><span·class="p">_</span><span·class="n">Config</span><span·class="p"·data-group-id="2082914817-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 219 | ····</span><span·class="p"·data-group-id="2 | 219 | ····</span><span·class="p"·data-group-id="2082914817-2">{</span><span·class="ss">started</span><span·class="p">,</span><span·class="n">ServerId</span><span·class="p"·data-group-id="2082914817-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_serv[·...·truncated·by·diffoscope;·len:·155,·SHA:·1038444597a9bad4aa3124fe8c39b3b82c7d78663f38fdadad7cb7d954c23013·...·]7-3">)</span><span·class="p">,</span><span·class="w"> |
| 220 | ····</span><span·class="p"·data-group-id="2 | 220 | ····</span><span·class="p"·data-group-id="2082914817-4">{</span><span·class="ss">clients</span><span·class="p">,</span><span·class="p"·data-group-id="2082914817-5">[</span><span·class="p"·data-group-id="2082914817-5">]</span><span·class="p"·data-group-id="2082914817-4">}</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·267,·SHA:·ff5b3f04ce735abe736035907aecc59aa5d2d57e46173f34ac7245b6e0d1e85f·...·]7-6">)</span><span·class="p">,</span><span·class="w"> |
| 221 | ····</span><span·class="n">MyId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="2 | 221 | ····</span><span·class="n">MyId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="2082914817-7">(</span><span·class="p"·data-group-id="2082914817-7">)</span><span·class="p">,</span><span·class="w"> |
| 222 | ····</span><span·class="ss">connected</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="2 | 222 | ····</span><span·class="ss">connected</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="2082914817-8">(</span><span·class="n">ServerId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MyId</span><span·class="p"·data-group-id="2082914817-8">)</span><span·class="p">,</span><span·class="w"> |
| 223 | ····</span><span·class="p"·data-group-id="2 | 223 | ····</span><span·class="p"·data-group-id="2082914817-9">{</span><span·class="ss">clients</span><span·class="p">,</span><span·class="p"·data-group-id="2082914817-10">[</span><span·class="n">MyId</span><span·class="p"·data-group-id="2082914817-10">]</span><span·class="p"·data-group-id="2082914817-9">[·...·truncated·by·diffoscope;·len:·297,·SHA:·71cd6d61643b1207b4ed197ffa3e53c4296ecd485595deeceb2aa48b9d0ef52c·...·]7-11">)</span><span·class="p">,</span><span·class="w"> |
| 224 | ····</span><span·class="ss">disconnected</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id="2 | 224 | ····</span><span·class="ss">disconnected</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id="2082914817-12">(</span><span·class="n">ServerId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MyId</span><span·class="p"·data-group-id="2082914817-12">)</span><span·class="p">,</span><span·class="w"> |
| 225 | ····</span><span·class="p"·data-group-id="2 | 225 | ····</span><span·class="p"·data-group-id="2082914817-13">{</span><span·class="ss">clients</span><span·class="p">,</span><span·class="p"·data-group-id="2082914817-14">[</span><span·class="p"·data-group-id="2082914817-14">]</span><span·class="p"·data-group-id="2082914817-13">}</span><span·class="w">·[·...·truncated·by·diffoscope;·len:·272,·SHA:·562f479eda3f2da3f4affb20e7d0261c2e52bfd17552bce619f98f7bb4a31f9d·...·]7-15">)</span><span·class="p">,</span><span·class="w"> |
| 226 | ····</span><span·class="ss">stopped</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="2 | 226 | ····</span><span·class="ss">stopped</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="2082914817-16">(</span><span·class="n">ServerId</span><span·class="p"·data-group-id="2082914817-16">)</span><span·class="p">.</span></code></pre><p>As·a·test·suite·runs,·all·information·(including·output·to·<code·class="inline">stdout</code>)·is·recorded |
| 227 | in·many·different·log·files.·A·minimum·of·information·is·displayed·in·the·user | 227 | in·many·different·log·files.·A·minimum·of·information·is·displayed·in·the·user |
| 228 | console·(only·start·and·stop·information,·plus·a·note·for·each·failed·test | 228 | console·(only·start·and·stop·information,·plus·a·note·for·each·failed·test |
| 229 | case).</p><p>The·result·from·each·test·case·is·recorded·in·a·dedicated·HTML·log·file,·created | 229 | case).</p><p>The·result·from·each·test·case·is·recorded·in·a·dedicated·HTML·log·file,·created |
| 230 | for·the·particular·test·run.·An·overview·page·displays·each·test·case | 230 | for·the·particular·test·run.·An·overview·page·displays·each·test·case |
| 231 | represented·by·a·table·row·showing·total·execution·time,·if·the·case·was | 231 | represented·by·a·table·row·showing·total·execution·time,·if·the·case·was |
| 232 | successful,·failed,·or·skipped,·plus·an·optional·user·comment.·For·a·failed·test | 232 | successful,·failed,·or·skipped,·plus·an·optional·user·comment.·For·a·failed·test |
| 233 | case,·the·reason·for·termination·is·also·printed·in·the·comment·field.·The | 233 | case,·the·reason·for·termination·is·also·printed·in·the·comment·field.·The |
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| 299 | ······<p·class="built-using"> | 299 | ······<p·class="built-using"> |
| 300 | ········Built·using | 300 | ········Built·using |
| 301 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 301 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 302 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 302 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 303 | ······</p> | 303 | ······</p> |
| 304 | <p>Copyright·©·1996-202 | 304 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 305 | ····</footer> | 305 | ····</footer> |
| 306 | ··</div> | 306 | ··</div> |
| 307 | </main> | 307 | </main> |
| 308 | </div> | 308 | </div> |
| 309 | <script> | 309 | <script> |
| 310 | ··function·mermaidLoaded()·{ | 310 | ··function·mermaidLoaded()·{ |
| 311 | ····mermaid.initialize({ | 311 | ····mermaid.initialize({ |
| Offset 179, 15 lines modified | Offset 179, 15 lines modified | ||
| 179 | ······<p·class="built-using"> | 179 | ······<p·class="built-using"> |
| 180 | ········Built·using | 180 | ········Built·using |
| 181 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 181 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 182 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 182 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 183 | ······</p> | 183 | ······</p> |
| 184 | <p>Copyright·©·1996-202 | 184 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 185 | ····</footer> | 185 | ····</footer> |
| 186 | ··</div> | 186 | ··</div> |
| 187 | </main> | 187 | </main> |
| 188 | </div> | 188 | </div> |
| 189 | <script> | 189 | <script> |
| 190 | ··function·mermaidLoaded()·{ | 190 | ··function·mermaidLoaded()·{ |
| 191 | ····mermaid.initialize({ | 191 | ····mermaid.initialize({ |
| Offset 138, 16 lines modified | Offset 138, 16 lines modified | ||
| 138 | properties·without·modifying·the·test·suites·using·the·data.·Examples·of | 138 | properties·without·modifying·the·test·suites·using·the·data.·Examples·of |
| 139 | configuration·data·follows:</p><ul><li>Addresses·to·the·test·plant·or·other·instruments</li><li>User·login·information</li><li>Names·of·files·needed·by·the·test</li><li>Names·of·programs·to·be·executed·during·the·test</li><li>Any·other·variable·needed·by·the·test</li></ul><h2·id="syntax"·class="section-heading"> | 139 | configuration·data·follows:</p><ul><li>Addresses·to·the·test·plant·or·other·instruments</li><li>User·login·information</li><li>Names·of·files·needed·by·the·test</li><li>Names·of·programs·to·be·executed·during·the·test</li><li>Any·other·variable·needed·by·the·test</li></ul><h2·id="syntax"·class="section-heading"> |
| 140 | ··<a·href="#syntax"·class="hover-link"> | 140 | ··<a·href="#syntax"·class="hover-link"> |
| 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 142 | ··</a> | 142 | ··</a> |
| 143 | ··<span·class="text">Syntax</span> | 143 | ··<span·class="text">Syntax</span> |
| 144 | </h2> | 144 | </h2> |
| 145 | <p>A·configuration·file·can·contain·any·number·of·elements·of·the·type:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 145 | <p>A·configuration·file·can·contain·any·number·of·elements·of·the·type:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8609128597-1">{</span><span·class="n">CfgVarName</span><span·class="p">,</span><span·class="n">Value</span><span·class="p"·data-group-id="8609128597-1">}</span><span·class="p">.</span></code></pre><p>where</p><pre><code·class="makeup·erlang"·translate="no"[·...·truncated·by·diffoscope;·len:·228,·SHA:·a385d27b875d4fac235ef8c0fe4633d996344e694985781f461086b1cb2d1ab8·...·]-1">)</span><span·class="w"> |
| 146 | </span><span·class="n">Value</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 146 | </span><span·class="n">Value</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3956655644-2">(</span><span·class="p"·data-group-id="3956655644-2">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="3956655644-3">[</span><span·class="p"·data-group-id="3956655644-4">{</span><sp[·...·truncated·by·diffoscope;·len:·176,·SHA:·aad05defccd85699e5c5411599689c4ce885f3e1c533a0d5b497647bfcfad541·...·]-3">]</span></code></pre><h2·id="requiring-and-reading-configuration-data"·class="section-heading"> |
| 147 | ··<a·href="#requiring-and-reading-configuration-data"·class="hover-link"> | 147 | ··<a·href="#requiring-and-reading-configuration-data"·class="hover-link"> |
| 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 149 | ··</a> | 149 | ··</a> |
| 150 | ··<span·class="text">Requiring·and·Reading·Configuration·Data</span> | 150 | ··<span·class="text">Requiring·and·Reading·Configuration·Data</span> |
| 151 | </h2> | 151 | </h2> |
| 152 | <p><a·href=""·id="require_config_data"></a></p><p>In·a·test·suite,·one·must·<em>require</em>·that·a·configuration·variable·(<code·class="inline">CfgVarName</code> | 152 | <p><a·href=""·id="require_config_data"></a></p><p>In·a·test·suite,·one·must·<em>require</em>·that·a·configuration·variable·(<code·class="inline">CfgVarName</code> |
| 153 | in·the·previous·definition)·exists·before·attempting·to·read·the·associated | 153 | in·the·previous·definition)·exists·before·attempting·to·read·the·associated |
| Offset 166, 21 lines modified | Offset 166, 21 lines modified | ||
| 166 | <code·class="inline">{require,AliasName,CfgVarName}</code>.·The·arguments·<code·class="inline">AliasName</code>·and·<code·class="inline">CfgVarName</code>·are | 166 | <code·class="inline">{require,AliasName,CfgVarName}</code>.·The·arguments·<code·class="inline">AliasName</code>·and·<code·class="inline">CfgVarName</code>·are |
| 167 | the·same·as·the·arguments·to·<a·href="ct.html#require/1"><code·class="inline">ct:require/1,2</code></a>.·<code·class="inline">AliasName</code> | 167 | the·same·as·the·arguments·to·<a·href="ct.html#require/1"><code·class="inline">ct:require/1,2</code></a>.·<code·class="inline">AliasName</code> |
| 168 | becomes·an·alias·for·the·configuration·variable,·and·can·be·used·as·reference·to | 168 | becomes·an·alias·for·the·configuration·variable,·and·can·be·used·as·reference·to |
| 169 | the·configuration·data·value.·The·configuration·variable·can·be·associated·with | 169 | the·configuration·data·value.·The·configuration·variable·can·be·associated·with |
| 170 | any·number·of·alias·names,·but·each·name·must·be·unique·within·the·same·test | 170 | any·number·of·alias·names,·but·each·name·must·be·unique·within·the·same·test |
| 171 | suite.·The·two·main·uses·for·alias·names·follows:</p><ul><li>To·identify·connections·(described·later).</li><li>To·help·adapt·configuration·data·to·a·test·suite·(or·test·case)·and·improve | 171 | suite.·The·two·main·uses·for·alias·names·follows:</p><ul><li>To·identify·connections·(described·later).</li><li>To·help·adapt·configuration·data·to·a·test·suite·(or·test·case)·and·improve |
| 172 | readability.</li></ul><p>To·read·the·value·of·a·configuration·variable,·use·function | 172 | readability.</li></ul><p>To·read·the·value·of·a·configuration·variable,·use·function |
| 173 | <a·href="ct.html#get_config/1"><code·class="inline">get_config/1,2,3</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 173 | <a·href="ct.html#get_config/1"><code·class="inline">get_config/1,2,3</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="6794705395-1">(</span><span·class="p"·data-group-id="6794705395-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ····</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="p"·data-group-id="6794705395-2">[</span><span·class="p"·data-group-id="6794705395-3">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">domain</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'CO[·...·truncated·by·diffoscope;·len:·124,·SHA:·7fd955efa1d5b2272052324068ff1cd06bec07da5ff7c280a20d28f971019663·...·]-2">]</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 175 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="nf">testcase</span><span·class="p"·data-group-id=" | 176 | </span><span·class="nf">testcase</span><span·class="p"·data-group-id="6794705395-4">(</span><span·class="n">Config</span><span·class="p"·data-group-id="6794705395-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ····</span><span·class="n">Domain</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="n">Domain</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="6794705395-5">(</span><span·class="ss">domain</span><span·class="p"·data-group-id="6794705395-5">)</span><span·class="p">,</span><span·class="w"> |
| 178 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="using-configuration-variables-defined-in-multiple-files"·class="section-heading"> | 178 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="using-configuration-variables-defined-in-multiple-files"·class="section-heading"> |
| 179 | ··<a·href="#using-configuration-variables-defined-in-multiple-files"·class="hover-link"> | 179 | ··<a·href="#using-configuration-variables-defined-in-multiple-files"·class="hover-link"> |
| 180 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 180 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 181 | ··</a> | 181 | ··</a> |
| 182 | ··<span·class="text">Using·Configuration·Variables·Defined·in·Multiple·Files</span> | 182 | ··<span·class="text">Using·Configuration·Variables·Defined·in·Multiple·Files</span> |
| 183 | </h2> | 183 | </h2> |
| 184 | <p>If·a·configuration·variable·is·defined·in·multiple·files·and·you·want·to·access | 184 | <p>If·a·configuration·variable·is·defined·in·multiple·files·and·you·want·to·access |
| Offset 257, 19 lines modified | Offset 257, 19 lines modified | ||
| 257 | ···<ftp_host> | 257 | ···<ftp_host> |
| 258 | ·······<ftp>"targethost"</ftp> | 258 | ·······<ftp>"targethost"</ftp> |
| 259 | ·······<username>"tester"</username> | 259 | ·······<username>"tester"</username> |
| 260 | ·······<password>"letmein"</password> | 260 | ·······<password>"letmein"</password> |
| 261 | ···</ftp_host> | 261 | ···</ftp_host> |
| 262 | ···<lm_directory>"/test/loadmodules"</lm_directory> | 262 | ···<lm_directory>"/test/loadmodules"</lm_directory> |
| 263 | </config></code></pre><p>Once·read,·this·file·produces·the·same·configuration·variables·as·the·following | 263 | </config></code></pre><p>Once·read,·this·file·produces·the·same·configuration·variables·as·the·following |
| 264 | text·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 264 | text·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7191251902-1">{</span><span·class="ss">ftp_host</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7191251902-2">[</span><span·class="p"·data-group-id="7191251902-3">{</span><span·class="ss">ftp</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·89,·SHA:·e2719ef52ffe325711bbfa2273876e444435ab08b6c24e22bd7ac15c4ec58589·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 265 | ············</span><span·class="p"·data-group-id=" | 265 | ············</span><span·class="p"·data-group-id="7191251902-4">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="s">"tester"</span><span·class="p"·data-group-id="7191251902-4">}</span><span·class="p">,</span><span·class="w"> |
| 266 | ············</span><span·class="p"·data-group-id=" | 266 | ············</span><span·class="p"·data-group-id="7191251902-5">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="s">"letmein"</span><span·class="p"·data-group-id="7191251902-5">}</span><span·class="p"·data-group-id="7191251902-2">]</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·cd5f9e7ca0295aeac5cd303646c1085e1199b820ad1163c551ee705f16107a86·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 267 | </span><span·class="p"·data-group-id=" | 267 | </span><span·class="p"·data-group-id="7191251902-6">{</span><span·class="ss">lm_directory</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/test/loadmodules"</span><span·class="p"·data-group-id="7191251902-6">}</span><span·class="p">.</span></code></pre><h3·id="implement-a-user-specific-handler"·class="section-heading"> |
| 268 | ··<a·href="#implement-a-user-specific-handler"·class="hover-link"> | 268 | ··<a·href="#implement-a-user-specific-handler"·class="hover-link"> |
| 269 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 269 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 270 | ··</a> | 270 | ··</a> |
| 271 | ··<span·class="text">Implement·a·User-Specific·Handler</span> | 271 | ··<span·class="text">Implement·a·User-Specific·Handler</span> |
| 272 | </h3> | 272 | </h3> |
| 273 | <p>The·user-specific·handler·can·be·written·to·handle·special·configuration·file | 273 | <p>The·user-specific·handler·can·be·written·to·handle·special·configuration·file |
| 274 | formats.·The·parameter·can·be·either·file·names·or·configuration·strings·(the | 274 | formats.·The·parameter·can·be·either·file·names·or·configuration·strings·(the |
| Offset 280, 150 lines modified | Offset 280, 150 lines modified | ||
| 280 | specified·configuration·parameter·is·valid:</p><ul><li><code·class="inline">{ok,·{file,·FileName}}</code>·-·the·parameter·is·a·file·name·and·the·file·exists.</li><li><code·class="inline">{ok,·{config,·ConfigString}}</code>·-·the·parameter·is·a·configuration·string·and | 280 | specified·configuration·parameter·is·valid:</p><ul><li><code·class="inline">{ok,·{file,·FileName}}</code>·-·the·parameter·is·a·file·name·and·the·file·exists.</li><li><code·class="inline">{ok,·{config,·ConfigString}}</code>·-·the·parameter·is·a·configuration·string·and |
| 281 | it·is·correct.</li><li><code·class="inline">{error,·{nofile,·FileName}}</code>·-·there·is·no·file·with·the·specified·name·in | 281 | it·is·correct.</li><li><code·class="inline">{error,·{nofile,·FileName}}</code>·-·there·is·no·file·with·the·specified·name·in |
| 282 | the·current·directory.</li><li><code·class="inline">{error,·{wrong_config,·ConfigString}}</code>·-·the·configuration·string·is·wrong.</li></ul><p>The·function·<code·class="inline">Callback:read_config/1</code>·is·to·be·exported·from·the·callback·module | 282 | the·current·directory.</li><li><code·class="inline">{error,·{wrong_config,·ConfigString}}</code>·-·the·configuration·string·is·wrong.</li></ul><p>The·function·<code·class="inline">Callback:read_config/1</code>·is·to·be·exported·from·the·callback·module |
| 283 | to·read·configuration·data,·initially·before·the·tests·start,·or·as·a·result·of | 283 | to·read·configuration·data,·initially·before·the·tests·start,·or·as·a·result·of |
| 284 | data·being·reloaded·during·test·execution.·The·input·argument·is·the·same·as·for | 284 | data·being·reloaded·during·test·execution.·The·input·argument·is·the·same·as·for |
| 285 | function·<code·class="inline">check_parameter/1</code>.</p><p>The·return·value·is·to·be·either·of·the·following:</p><ul><li><code·class="inline">{ok,·Config}</code>·-·if·the·configuration·variables·are·read·successfully.</li><li><code·class="inline">{error,·{Error,·ErrorDetails}}</code>·-·if·the·callback·module·fails·to·proceed | 285 | function·<code·class="inline">check_parameter/1</code>.</p><p>The·return·value·is·to·be·either·of·the·following:</p><ul><li><code·class="inline">{ok,·Config}</code>·-·if·the·configuration·variables·are·read·successfully.</li><li><code·class="inline">{error,·{Error,·ErrorDetails}}</code>·-·if·the·callback·module·fails·to·proceed |
| 286 | with·the·specified·configuration·parameters.</li></ul><p><code·class="inline">Config</code>·is·the·proper·Erlang·key-value·list,·with·possible·key-value·sublists | 286 | with·the·specified·configuration·parameters.</li></ul><p><code·class="inline">Config</code>·is·the·proper·Erlang·key-value·list,·with·possible·key-value·sublists |
| 287 | as·values,·like·the·earlier·configuration·file·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 287 | as·values,·like·the·earlier·configuration·file·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4197272631-1">[</span><span·class="p"·data-group-id="4197272631-2">{</span><span·class="ss">ftp_host</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4197272631-3">[</span><span·class="p"·data-group-id="4197272631-4">{</[·...·truncated·by·diffoscope;·len:·823,·SHA:·efa822824115c173e8eba64d13e717b4053a017a39d812ac747af3129c641c5d·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 288 | ·</span><span·class="p"·data-group-id=" | 288 | ·</span><span·class="p"·data-group-id="4197272631-7">{</span><span·class="ss">lm_directory</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/test/loadmodules"</span><span·class="p"·data-group-id="4197272631-7">}</span><span·class="p"·data-group-id="4197272631-1">]</span></code></pre><h2·id="examples-of-configuration-data-handling"·class="section-heading"> |
| 289 | ··<a·href="#examples-of-configuration-data-handling"·class="hover-link"> | 289 | ··<a·href="#examples-of-configuration-data-handling"·class="hover-link"> |
| 290 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 290 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 291 | ··</a> | 291 | ··</a> |
| 292 | ··<span·class="text">Examples·of·Configuration·Data·Handling</span> | 292 | ··<span·class="text">Examples·of·Configuration·Data·Handling</span> |
| 293 | </h2> | 293 | </h2> |
| 294 | <p>A·configuration·file·for·using·the·FTP·client·to·access·files·on·a·remote·host | 294 | <p>A·configuration·file·for·using·the·FTP·client·to·access·files·on·a·remote·host |
| 295 | can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 295 | can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0531249454-1">{</span><span·class="ss">ftp_host</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0531249454-2">[</span><span·class="p"·data-group-id="0531249454-3">{</span><span·class="ss">ftp</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·89,·SHA:·16d6254846deadda5760f4e621ed75d6fd0352870f6c4e11e2824d184715db9f·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 296 | ············</span><span·class="p"·data-group-id=" | 296 | ············</span><span·class="p"·data-group-id="0531249454-4">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="s">"tester"</span><span·class="p"·data-group-id="0531249454-4">}</span><span·class="p">,</span><span·class="w"> |
| 297 | ············</span><span·class="p"·data-group-id=" | 297 | ············</span><span·class="p"·data-group-id="0531249454-5">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="s">"letmein"</span><span·class="p"·data-group-id="0531249454-5">}</span><span·class="p"·data-group-id="0531249454-2">]</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·51b347bd9def6bc2e55d87dee093366a1a551f0991eb974d5e004e0a5beff1ee·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 298 | </span><span·class="p"·data-group-id=" | 298 | </span><span·class="p"·data-group-id="0531249454-6">{</span><span·class="ss">lm_directory</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/test/loadmodules"</span><span·class="p"·data-group-id="0531249454-6">}</span><span·class="p">.</span></code></pre><p>The·XML·version·shown·earlier·can·also·be·used,·but·it·is·to·be·explicitly |
| 299 | specified·that·the·<code·class="inline">ct_config_xml</code>·callback·module·is·to·be·used·by | 299 | specified·that·the·<code·class="inline">ct_config_xml</code>·callback·module·is·to·be·used·by |
| 300 | <code·class="inline">Common·Test</code>.</p><p>The·following·is·an·example·of·how·to·assert·that·the·configuration·data·is | 300 | <code·class="inline">Common·Test</code>.</p><p>The·following·is·an·example·of·how·to·assert·that·the·configuration·data·is |
| 301 | available·and·can·be·used·for·an·FTP·session:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="3 | 301 | available·and·can·be·used·for·an·FTP·session:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="8369121477-1">(</span><span·class="ss">ftptest</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="8369121477-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 302 | ····</span><span·class="p"·data-group-id="3 | 302 | ····</span><span·class="p"·data-group-id="8369121477-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="8369121477-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span><span[·...·truncated·by·diffoscope;·len:·168,·SHA:·b04ba841115c7a60f69047bfe6aa0a973fcb67bf9553b5a4d1655f2629465231·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 303 | ····</span><span·class="n">Config</span><span·class="p">.</span><span·class="w"> | 303 | ····</span><span·class="n">Config</span><span·class="p">.</span><span·class="w"> |
| 304 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id="3 | 304 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id="8369121477-4">(</span><span·class="ss">ftptest</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Config</span><span·class="p"·data-group-id="8369121477-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 305 | ····</span><span·class="nc">ct_ftp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="3 | 305 | ····</span><span·class="nc">ct_ftp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="8369121477-5">(</span><span·class="ss">ftp</span><span·class="p"·data-group-id="8369121477-5">)</span><span·class="p">.</span><span·class="w"> |
| 306 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id="3 | 306 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id="8369121477-6">(</span><span·class="p"·data-group-id="8369121477-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 307 | ····</span><span·class="p"·data-group-id="3 | 307 | ····</span><span·class="p"·data-group-id="8369121477-7">[</span><span·class="p"·data-group-id="8369121477-8">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="ss">ftp</span><span·class="p">,</span><span·class="ss">ftp_host</span><span·class="p"·data-group-id="8369121477-8">}</span><span·class="p">,</span><span·class="w"> |
| 308 | ·····</span><span·class="p"·data-group-id="3 | 308 | ·····</span><span·class="p"·data-group-id="8369121477-9">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="ss">lm_directory</span><span·class="p"·data-group-id="8369121477-9">}</span><span·class="p"·data-group-id="8369121477-7">]</span><span·class="p">.</span><span·class="w"> |
| 309 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id="3 | 309 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id="8369121477-10">(</span><span·class="n">Config</span><span·class="p"·data-group-id="8369121477-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 310 | ····</span><span·class="n">Remote</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="3 | 310 | ····</span><span·class="n">Remote</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="8369121477-11">(</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="8369121477-12">(</span><span·class="ss">lm_directory</span><span·class="p"·data-group-id="8369121477-12">)</span><span[·...·truncated·by·diffoscope;·len:·127,·SHA:·b798ee1610e9135bca0da0ff76368959999bb09a8c5d912d4797e116ea0c38a3·...·]-11">)</span><span·class="p">,</span><span·class="w"> |
| 311 | ····</span><span·class="n">Local</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="3 | 311 | ····</span><span·class="n">Local</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="8369121477-13">(</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="8369121477-14">(</span><span·class="ss">priv_dir</span><span·class="p">,</span><span·class="n">Config</span><spa[·...·truncated·by·diffoscope;·len:·184,·SHA:·ed4eb40411b87551e306ee104b6532806e221f83c617a7952f2ceccfee49bf4c·...·]-13">)</span><span·class="p">,</span><span·class="w"> |
| 312 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="3 | 312 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="8369121477-15">(</span><span·class="ss">ftp</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Remote</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Local</span><span·class="p"·data-group-id="8369121477-15">)</span><span·class="p">,</span><span·class="w"> |
| 313 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>The·following·is·an·example·of·how·the·functions·in·the·previous·example·can·be | 313 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>The·following·is·an·example·of·how·the·functions·in·the·previous·example·can·be |
| 314 | rewritten·if·it·is·necessary·to·open·multiple·connections·to·the·FTP·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id=" | 314 | rewritten·if·it·is·necessary·to·open·multiple·connections·to·the·FTP·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="1067267390-1">(</span><span·class="ss">ftptest</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="1067267390-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 315 | ····</span><span·class="p"·data-group-id=" | 315 | ····</span><span·class="p"·data-group-id="1067267390-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Handle1</span><span·class="p"·data-group-id="1067267390-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span[·...·truncated·by·diffoscope;·len:·179,·SHA:·6b3b18d57e808eee12a0ba3b258f7b739c9d231f7b8b8ac0fd34116fd730fb77·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 316 | ····</span><span·class="p"·data-group-id=" | 316 | ····</span><span·class="p"·data-group-id="1067267390-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Handle2</span><span·class="p"·data-group-id="1067267390-4">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span[·...·truncated·by·diffoscope;·len:·179,·SHA:·d9966f657c7580f90631198e09fe798c9b1942d841338aed31b588587efe296b·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 317 | ····</span><span·class="p"·data-group-id=" | 317 | ····</span><span·class="p"·data-group-id="1067267390-6">[</span><span·class="p"·data-group-id="1067267390-7">{</span><span·class="ss">ftp_handles</span><span·class="p">,</span><span·class="p"·data-group-id="1067267390-8">[</span><span·class="n">Handle1</span><span·class="p">,</span><span·class="n"[·...·truncated·by·diffoscope;·len:·263,·SHA:·d86fcee0d8b8661ee8bb82d2e149ab876e6971d6aadd09b283fa79187bc30c0a·...·]-6">]</span><span·class="p">.</span><span·class="w"> |
| 318 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id=" | 318 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id="1067267390-9">(</span><span·class="ss">ftptest</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="1067267390-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 319 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foreach</span><span·class="p"·data-group-id=" | 319 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foreach</span><span·class="p"·data-group-id="1067267390-10">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="1067267390-11">(</span><span·class="n">Handle</span><span·class="p"·data-group-id="1067267390-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·[·...·truncated·by·diffoscope;·len:·214,·SHA:·8cf96756988f53daed5580cc8378d5fa6381d3492ffcee9e8caa31859191acc3·...·]-12">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 320 | ··················</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 320 | ··················</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="1067267390-13">(</span><span·class="ss">ftp_handles</span><span·class="p">,</span><span·class="n">Config</span><span·class="p"·data-group-id="1067267390-13">)</span><span·class="p"·data-group-id="1067267390-10">)</span><span·class="p">.</span><span·class="w"> |
| 321 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id=" | 321 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id="1067267390-14">(</span><span·class="p"·data-group-id="1067267390-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 322 | ····</span><span·class="p"·data-group-id=" | 322 | ····</span><span·class="p"·data-group-id="1067267390-15">[</span><span·class="p"·data-group-id="1067267390-16">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="ss">ftp_host</span><span·class="p"·data-group-id="1067267390-16">}</span><span·class="p">,</span><span·class="w"> |
| 323 | ·····</span><span·class="p"·data-group-id=" | 323 | ·····</span><span·class="p"·data-group-id="1067267390-17">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="ss">lm_directory</span><span·class="p"·data-group-id="1067267390-17">}</span><span·class="p"·data-group-id="1067267390-15">]</span><span·class="p">.</span><span·class="w"> |
| 324 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id=" | 324 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id="1067267390-18">(</span><span·class="n">Config</span><span·class="p"·data-group-id="1067267390-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 325 | ····</span><span·class="n">Remote</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 325 | ····</span><span·class="n">Remote</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="1067267390-19">(</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="1067267390-20">(</span><span·class="ss">lm_directory</span><span·class="p"·data-group-id="1067267390-20">)</span><span[·...·truncated·by·diffoscope;·len:·127,·SHA:·888452b8895765496b63f48ed66f0c0a66f68f0284a7b4979e69713c1c3770b4·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 326 | ····</span><span·class="n">Local</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 326 | ····</span><span·class="n">Local</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="1067267390-21">(</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="1067267390-22">(</span><span·class="ss">priv_dir</span><span·class="p">,</span><span·class="n">Config</span><spa[·...·truncated·by·diffoscope;·len:·184,·SHA:·1eddaff663f14760783396b4fb856bff58f0f0f6e5a501bf4f1dcd64e3c1f407·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 327 | ····</span><span·class="p"·data-group-id=" | 327 | ····</span><span·class="p"·data-group-id="1067267390-23">[</span><span·class="n">Handle</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">MoreHandles</span><span·class="p"·data-group-id="1067267390-23">]</span><span·class="w">·</span><span·class="o">=</s[·...·truncated·by·diffoscope;·len:·301,·SHA:·e614bd9395c469715343990aec5fbcc7891cf00d3a213881be3635a50752d052·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 328 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id=" | 328 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="1067267390-25">(</span><span·class="n">Handle</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Remote</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Local</span><span·class="p"·data-group-id="1067267390-25">)</span><span·class="p">,</span><span·class="w"> |
| 329 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="example-of-user-specific-configuration-handler"·class="section-heading"> | 329 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="example-of-user-specific-configuration-handler"·class="section-heading"> |
| 330 | ··<a·href="#example-of-user-specific-configuration-handler"·class="hover-link"> | 330 | ··<a·href="#example-of-user-specific-configuration-handler"·class="hover-link"> |
| 331 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 331 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 332 | ··</a> | 332 | ··</a> |
| 333 | ··<span·class="text">Example·of·User-Specific·Configuration·Handler</span> | 333 | ··<span·class="text">Example·of·User-Specific·Configuration·Handler</span> |
| 334 | </h2> | 334 | </h2> |
| 335 | <p>A·simple·configuration·handling·driver,·asking·an·external·server·for | 335 | <p>A·simple·configuration·handling·driver,·asking·an·external·server·for |
| 336 | configuration·data,·can·be·implemented·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 336 | configuration·data,·can·be·implemented·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7298623887-1">(</span><span·class="ss">config_driver</span><span·class="p"·data-group-id="7298623887-1">)</span><span·class="p">.</span><span·class="w"> |
| 337 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 337 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7298623887-2">(</span><span·class="p"·data-group-id="7298623887-3">[</span><span·class="ss">read_config</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">check_parameter</span><span·clas[·...·truncated·by·diffoscope;·len:·133,·SHA:·aac075b72398f49eea3270842d8d8bf915567174cf601dca964614f74db8ece3·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 338 | </span><span·class="nf">read_config</span><span·class="p"·data-group-id=" | 338 | </span><span·class="nf">read_config</span><span·class="p"·data-group-id="7298623887-4">(</span><span·class="n">ServerName</span><span·class="p"·data-group-id="7298623887-4">)</span><span·class="p">-></span><span·class="w"> |
| 339 | ····</span><span·class="n">ServerModule</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">list_to_atom</span><span·class="p"·data-group-id=" | 339 | ····</span><span·class="n">ServerModule</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">list_to_atom</span><span·class="p"·data-group-id="7298623887-5">(</span><span·class="n">ServerName</span><span·class="p"·data-group-id="7298623887-5">)</span><span·class="p">,</span><span·class="w"> |
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| 197 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 197 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 198 | ··</a> | 198 | ··</a> |
| 199 | ··<span·class="text">General·Config</span> | 199 | ··<span·class="text">General·Config</span> |
| 200 | </h3> | 200 | </h3> |
| 201 | <p>Here·follows·the·general·configuration·terms·that·are·allowed·in·a·cover | 201 | <p>Here·follows·the·general·configuration·terms·that·are·allowed·in·a·cover |
| 202 | specification·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·List·of·Nodes·on·which·cover·will·be·active·during·test.</span><span·class="w"> | 202 | specification·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·List·of·Nodes·on·which·cover·will·be·active·during·test.</span><span·class="w"> |
| 203 | </span><span·class="c1">%%·Nodes·=·[atom()]</span><span·class="w"> | 203 | </span><span·class="c1">%%·Nodes·=·[atom()]</span><span·class="w"> |
| 204 | </span><span·class="p"·data-group-id=" | 204 | </span><span·class="p"·data-group-id="3908669548-1">{</span><span·class="nb">nodes</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Nodes</span><span·class="p"·data-group-id="3908669548-1">}</span><span·class="p">.</span><span·class="w"> |
| 205 | </span><span·class="c1">%%·Files·with·previously·exported·cover·data·to·include·in·analysis.</span><span·class="w"> | 205 | </span><span·class="c1">%%·Files·with·previously·exported·cover·data·to·include·in·analysis.</span><span·class="w"> |
| 206 | </span><span·class="c1">%%·CoverDataFiles·=·[string()]</span><span·class="w"> | 206 | </span><span·class="c1">%%·CoverDataFiles·=·[string()]</span><span·class="w"> |
| 207 | </span><span·class="p"·data-group-id=" | 207 | </span><span·class="p"·data-group-id="3908669548-2">{</span><span·class="ss">import</span><span·class="p">,</span><span·class="w">·</span><span·class="n">CoverDataFiles</span><span·class="p"·data-group-id="3908669548-2">}</span><span·class="p">.</span><span·class="w"> |
| 208 | </span><span·class="c1">%%·Cover·data·file·to·export·from·this·session.</span><span·class="w"> | 208 | </span><span·class="c1">%%·Cover·data·file·to·export·from·this·session.</span><span·class="w"> |
| 209 | </span><span·class="c1">%%·CoverDataFile·=·string()</span><span·class="w"> | 209 | </span><span·class="c1">%%·CoverDataFile·=·string()</span><span·class="w"> |
| 210 | </span><span·class="p"·data-group-id=" | 210 | </span><span·class="p"·data-group-id="3908669548-3">{</span><span·class="ss">export</span><span·class="p">,</span><span·class="w">·</span><span·class="n">CoverDataFile</span><span·class="p"·data-group-id="3908669548-3">}</span><span·class="p">.</span><span·class="w"> |
| 211 | </span><span·class="c1">%%·Cover·analysis·level.</span><span·class="w"> | 211 | </span><span·class="c1">%%·Cover·analysis·level.</span><span·class="w"> |
| 212 | </span><span·class="c1">%%·Level·=·details·|·overview</span><span·class="w"> | 212 | </span><span·class="c1">%%·Level·=·details·|·overview</span><span·class="w"> |
| 213 | </span><span·class="p"·data-group-id=" | 213 | </span><span·class="p"·data-group-id="3908669548-4">{</span><span·class="ss">level</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Level</span><span·class="p"·data-group-id="3908669548-4">}</span><span·class="p">.</span><span·class="w"> |
| 214 | </span><span·class="c1">%%·Directories·to·include·in·cover.</span><span·class="w"> | 214 | </span><span·class="c1">%%·Directories·to·include·in·cover.</span><span·class="w"> |
| 215 | </span><span·class="c1">%%·Dirs·=·[string()]</span><span·class="w"> | 215 | </span><span·class="c1">%%·Dirs·=·[string()]</span><span·class="w"> |
| 216 | </span><span·class="p"·data-group-id=" | 216 | </span><span·class="p"·data-group-id="3908669548-5">{</span><span·class="ss">incl_dirs</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dirs</span><span·class="p"·data-group-id="3908669548-5">}</span><span·class="p">.</span><span·class="w"> |
| 217 | </span><span·class="c1">%%·Directories,·including·subdirectories,·to·include.</span><span·class="w"> | 217 | </span><span·class="c1">%%·Directories,·including·subdirectories,·to·include.</span><span·class="w"> |
| 218 | </span><span·class="p"·data-group-id=" | 218 | </span><span·class="p"·data-group-id="3908669548-6">{</span><span·class="ss">incl_dirs_r</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dirs</span><span·class="p"·data-group-id="3908669548-6">}</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="c1">%%·Specific·modules·to·include·in·cover.</span><span·class="w"> | 219 | </span><span·class="c1">%%·Specific·modules·to·include·in·cover.</span><span·class="w"> |
| 220 | </span><span·class="c1">%%·Mods·=·[atom()]</span><span·class="w"> | 220 | </span><span·class="c1">%%·Mods·=·[atom()]</span><span·class="w"> |
| 221 | </span><span·class="p"·data-group-id=" | 221 | </span><span·class="p"·data-group-id="3908669548-7">{</span><span·class="ss">incl_mods</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mods</span><span·class="p"·data-group-id="3908669548-7">}</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="c1">%%·Directories·to·exclude·in·cover.</span><span·class="w"> | 222 | </span><span·class="c1">%%·Directories·to·exclude·in·cover.</span><span·class="w"> |
| 223 | </span><span·class="p"·data-group-id=" | 223 | </span><span·class="p"·data-group-id="3908669548-8">{</span><span·class="ss">excl_dirs</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dirs</span><span·class="p"·data-group-id="3908669548-8">}</span><span·class="p">.</span><span·class="w"> |
| 224 | </span><span·class="c1">%%·Directories,·including·subdirectories,·to·exclude.</span><span·class="w"> | 224 | </span><span·class="c1">%%·Directories,·including·subdirectories,·to·exclude.</span><span·class="w"> |
| 225 | </span><span·class="p"·data-group-id=" | 225 | </span><span·class="p"·data-group-id="3908669548-9">{</span><span·class="ss">excl_dirs_r</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dirs</span><span·class="p"·data-group-id="3908669548-9">}</span><span·class="p">.</span><span·class="w"> |
| 226 | </span><span·class="c1">%%·Specific·modules·to·exclude·in·cover.</span><span·class="w"> | 226 | </span><span·class="c1">%%·Specific·modules·to·exclude·in·cover.</span><span·class="w"> |
| 227 | </span><span·class="p"·data-group-id=" | 227 | </span><span·class="p"·data-group-id="3908669548-10">{</span><span·class="ss">excl_mods</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mods</span><span·class="p"·data-group-id="3908669548-10">}</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="c1">%%·Cross·cover·compilation</span><span·class="w"> | 228 | </span><span·class="c1">%%·Cross·cover·compilation</span><span·class="w"> |
| 229 | </span><span·class="c1">%%·Tag·=·atom(),·an·identifier·for·a·test·run</span><span·class="w"> | 229 | </span><span·class="c1">%%·Tag·=·atom(),·an·identifier·for·a·test·run</span><span·class="w"> |
| 230 | </span><span·class="c1">%%·Mod·=·[atom()],·modules·to·compile·for·accumulated·analysis</span><span·class="w"> | 230 | </span><span·class="c1">%%·Mod·=·[atom()],·modules·to·compile·for·accumulated·analysis</span><span·class="w"> |
| 231 | </span><span·class="p"·data-group-id=" | 231 | </span><span·class="p"·data-group-id="3908669548-11">{</span><span·class="ss">cross</span><span·class="p">,</span><span·class="p"·data-group-id="3908669548-12">[</span><span·class="p"·data-group-id="3908669548-13">{</span><span·class="n">Tag</span><span·class="p">,</span><span·class="n">Mods</[·...·truncated·by·diffoscope;·len:·154,·SHA:·c2e6867096de6574832cd8a9e3ac4f7d07c4a5d104c708df98a16298a1536e4e·...·]-11">}</span><span·class="p">.</span></code></pre><p>The·terms·<code·class="inline">incl_dirs_r</code>·and·<code·class="inline">excl_dirs_r</code>·tell·<code·class="inline">Common·Test</code>·to·search·the |
| 232 | specified·directories·recursively·and·include·or·exclude·any·module·found·during | 232 | specified·directories·recursively·and·include·or·exclude·any·module·found·during |
| 233 | the·search.·The·terms·<code·class="inline">incl_dirs</code>·and·<code·class="inline">excl_dirs</code>·result·in·a·non-recursive | 233 | the·search.·The·terms·<code·class="inline">incl_dirs</code>·and·<code·class="inline">excl_dirs</code>·result·in·a·non-recursive |
| 234 | search·for·modules·(that·is,·only·modules·found·in·the·specified·directories·are | 234 | search·for·modules·(that·is,·only·modules·found·in·the·specified·directories·are |
| 235 | included·or·excluded).</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Directories·containing·Erlang·modules·to·be·included·in·a·code·coverage·test | 235 | included·or·excluded).</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Directories·containing·Erlang·modules·to·be·included·in·a·code·coverage·test |
| 236 | must·exist·in·the·code·server·path.·Otherwise,·the·Cover·tool·fails·to | 236 | must·exist·in·the·code·server·path.·Otherwise,·the·Cover·tool·fails·to |
| 237 | recompile·the·modules.·It·is·not·sufficient·to·specify·these·directories·in | 237 | recompile·the·modules.·It·is·not·sufficient·to·specify·these·directories·in |
| 238 | the·cover·specification·file·for·<code·class="inline">Common·Test</code>.</p></section><h3·id="otp-application-config"·class="section-heading"> | 238 | the·cover·specification·file·for·<code·class="inline">Common·Test</code>.</p></section><h3·id="otp-application-config"·class="section-heading"> |
| 239 | ··<a·href="#otp-application-config"·class="hover-link"> | 239 | ··<a·href="#otp-application-config"·class="hover-link"> |
| 240 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 240 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 241 | ··</a> | 241 | ··</a> |
| 242 | ··<span·class="text">OTP·application·Config</span> | 242 | ··<span·class="text">OTP·application·Config</span> |
| 243 | </h3> | 243 | </h3> |
| 244 | <p>When·using·a·cover·specification·in·the·testing·of·an·OTP·application·itself, | 244 | <p>When·using·a·cover·specification·in·the·testing·of·an·OTP·application·itself, |
| 245 | there·is·a·special·incl_app·directive·that·includes·the·applications·modules·for | 245 | there·is·a·special·incl_app·directive·that·includes·the·applications·modules·for |
| 246 | the·cover·compilation.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 246 | the·cover·compilation.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9516149913-1">{</span><span·class="ss">incl_app</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cover</span><span·class="w">·</span><span·class="p">:</span>[·...·truncated·by·diffoscope;·len:·224,·SHA:·6763f10eaa6369bbfc8d71d60a9d46e98690278a9d0a2509b68c4dc453490645·...·]-1">}</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·you·desire·to·also·use·some·other·general·cover·configuration·together·with |
| 247 | this·option·you·should·insert·the·AppName·in·between·the·option·and·its·value | 247 | this·option·you·should·insert·the·AppName·in·between·the·option·and·its·value |
| 248 | creating·a·three·tuple.</p></section><p><a·href=""·id="cross_cover"></a></p><h2·id="cross-cover-analysis"·class="section-heading"> | 248 | creating·a·three·tuple.</p></section><p><a·href=""·id="cross_cover"></a></p><h2·id="cross-cover-analysis"·class="section-heading"> |
| 249 | ··<a·href="#cross-cover-analysis"·class="hover-link"> | 249 | ··<a·href="#cross-cover-analysis"·class="hover-link"> |
| 250 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 250 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 251 | ··</a> | 251 | ··</a> |
| 252 | ··<span·class="text">Cross·Cover·Analysis</span> | 252 | ··<span·class="text">Cross·Cover·Analysis</span> |
| 253 | </h2> | 253 | </h2> |
| Offset 276, 15 lines modified | Offset 276, 15 lines modified | ||
| 276 | ··{incl_mods,[m1]}.</code></pre><p>This·gives·an·entry·for·<code·class="inline">m1</code>·also·in·the·cover·log·for·test·run·<code·class="inline">s2</code>.·The | 276 | ··{incl_mods,[m1]}.</code></pre><p>This·gives·an·entry·for·<code·class="inline">m1</code>·also·in·the·cover·log·for·test·run·<code·class="inline">s2</code>.·The |
| 277 | problem·is·that·this·only·reflects·the·coverage·by·<code·class="inline">s2</code>·tests,·not·the | 277 | problem·is·that·this·only·reflects·the·coverage·by·<code·class="inline">s2</code>·tests,·not·the |
| 278 | accumulated·result·over·<code·class="inline">s1</code>·and·<code·class="inline">s2</code>.·This·is·where·the·cross·cover·mechanism | 278 | accumulated·result·over·<code·class="inline">s1</code>·and·<code·class="inline">s2</code>.·This·is·where·the·cross·cover·mechanism |
| 279 | comes·in·handy.</p><p>If·instead·the·cover·specification·for·<code·class="inline">s2</code>·is·like·the·following:</p><pre><code·class="text">s2.cover: | 279 | comes·in·handy.</p><p>If·instead·the·cover·specification·for·<code·class="inline">s2</code>·is·like·the·following:</p><pre><code·class="text">s2.cover: |
| 280 | ··{cross,[{s1,[m1]}]}.</code></pre><p>Then·<code·class="inline">m1</code>·is·cover·compiled·in·test·run·<code·class="inline">s2</code>,·but·not·shown·in·the·coverage·log. | 280 | ··{cross,[{s1,[m1]}]}.</code></pre><p>Then·<code·class="inline">m1</code>·is·cover·compiled·in·test·run·<code·class="inline">s2</code>,·but·not·shown·in·the·coverage·log. |
| 281 | Instead,·if·<a·href="ct_cover.html#cross_cover_analyse/2"><code·class="inline">ct_cover:cross_cover_analyse/2</code></a>·is·called·after·both·<code·class="inline">s1</code>·and·<code·class="inline">s2</code> | 281 | Instead,·if·<a·href="ct_cover.html#cross_cover_analyse/2"><code·class="inline">ct_cover:cross_cover_analyse/2</code></a>·is·called·after·both·<code·class="inline">s1</code>·and·<code·class="inline">s2</code> |
| 282 | test·runs·are·completed,·the·accumulated·result·for·<code·class="inline">m1</code>·is·available·in·the | 282 | test·runs·are·completed,·the·accumulated·result·for·<code·class="inline">m1</code>·is·available·in·the |
| 283 | cross·cover·log·for·test·run·<code·class="inline">s1</code>.</p><p>The·call·to·the·analyze·function·must·be·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct_cover</span><span·class="p">:</span><span·class="nf">cross_cover_analyse</span><span·class="p"·data-group-id=" | 283 | cross·cover·log·for·test·run·<code·class="inline">s1</code>.</p><p>The·call·to·the·analyze·function·must·be·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct_cover</span><span·class="p">:</span><span·class="nf">cross_cover_analyse</span><span·class="p"·data-group-id="1284943257-1">(</span><span·class="n">Level</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1284943257-2">[</span><span·class="p"·data-group-id="1284943257-3">{</span><span·class="ss">s1</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·387,·SHA:·e17c396f7fe820a1b0f084ffc3b774fce073b0769a752a5b581b1084af296f1e·...·]-1">)</span><span·class="p">.</span></code></pre><p>Here,·<code·class="inline">S1LogDir</code>·and·<code·class="inline">S2LogDir</code>·are·the·directories·named·<code·class="inline"><TestName>.logs</code>·for |
| 284 | each·test·respectively.</p><p>Notice·the·tags·<code·class="inline">s1</code>·and·<code·class="inline">s2</code>,·which·are·used·in·the·cover·specification·file | 284 | each·test·respectively.</p><p>Notice·the·tags·<code·class="inline">s1</code>·and·<code·class="inline">s2</code>,·which·are·used·in·the·cover·specification·file |
| 285 | and·in·the·call·to·<a·href="ct_cover.html#cross_cover_analyse/2"><code·class="inline">ct_cover:cross_cover_analyse/2</code></a>.·The·purpose·of·these·is | 285 | and·in·the·call·to·<a·href="ct_cover.html#cross_cover_analyse/2"><code·class="inline">ct_cover:cross_cover_analyse/2</code></a>.·The·purpose·of·these·is |
| 286 | only·to·map·the·modules·specified·in·the·cover·specification·to·the·log | 286 | only·to·map·the·modules·specified·in·the·cover·specification·to·the·log |
| 287 | directory·specified·in·the·call·to·the·analyze·function.·The·tag·name·has·no | 287 | directory·specified·in·the·call·to·the·analyze·function.·The·tag·name·has·no |
| 288 | meaning·beyond·this.</p><h2·id="logging"·class="section-heading"> | 288 | meaning·beyond·this.</p><h2·id="logging"·class="section-heading"> |
| 289 | ··<a·href="#logging"·class="hover-link"> | 289 | ··<a·href="#logging"·class="hover-link"> |
| 290 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 290 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 349, 15 lines modified | Offset 349, 15 lines modified | ||
| 349 | ······<p·class="built-using"> | 349 | ······<p·class="built-using"> |
| 350 | ········Built·using | 350 | ········Built·using |
| 351 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 351 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 352 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 352 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 353 | ······</p> | 353 | ······</p> |
| 354 | <p>Copyright·©·1996-202 | 354 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 355 | ····</footer> | 355 | ····</footer> |
| 356 | ··</div> | 356 | ··</div> |
| 357 | </main> | 357 | </main> |
| 358 | </div> | 358 | </div> |
| 359 | <script> | 359 | <script> |
| 360 | ··function·mermaidLoaded()·{ | 360 | ··function·mermaidLoaded()·{ |
| 361 | ····mermaid.initialize({ | 361 | ····mermaid.initialize({ |
| Offset 1916, 25 lines modified | Offset 1916, 25 lines modified | ||
| 1916 | ························Opt·::·element·|·all, | 1916 | ························Opt·::·element·|·all, |
| 1917 | ························ValueOrElement·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()·|·Default.</pre> | 1917 | ························ValueOrElement·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()·|·Default.</pre> |
| 1918 | ······</div> | 1918 | ······</div> |
| 1919 | <p>Reads·configuration·data·values.</p><p>Returns·the·matching·values·or·configuration·elements,·given·a·configuration | 1919 | <p>Reads·configuration·data·values.</p><p>Returns·the·matching·values·or·configuration·elements,·given·a·configuration |
| 1920 | variable·key·or·its·associated·name·(if·one·has·been·specified·with | 1920 | variable·key·or·its·associated·name·(if·one·has·been·specified·with |
| 1921 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>·or·a·<code·class="inline">require</code>·statement).</p><p><em>Example:</em></p><p>Given·the·following·configuration·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 1921 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>·or·a·<code·class="inline">require</code>·statement).</p><p><em>Example:</em></p><p>Given·the·following·configuration·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9230974347-1">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="p"·data-group-id="9230974347-2">[</span><span·class="p"·data-group-id="9230974347-3">{</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="n">IpAddr[·...·truncated·by·diffoscope;·len:·48,·SHA:·759e510729a47950367e2483e81912b08856a3e4a73c0e7438d57201e3aeb79c·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 1922 | ·······</span><span·class="p"·data-group-id="6826944755-4">{</span><span·class="ss">user</span><span·class="p">,</span><span·class="p"·data-group-id="6826944755-5">[</span><span·class="p"·data-group-id="6826944755-6">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="n">Username</span><span·class="p"·data-group-id="6826944755-6">}</span><span·class="p">,</span><span·class="w"> | ||
| 1923 | ··············</span><span·class="p"·data-group-id="6826944755-7">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="6826944755-7">}</span><span·class="p"·data-group-id="6826944755-5">]</span><span·class="p"·data-group-id="6826944755-4">}</span><span·class="p"·data-group-id="6826944755-2">]</span><span·class="p"·data-group-id="6826944755-1">}</span><span·class="p">.</span></code></pre><p>Then:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="4962249048-1">(</span><span·class="ss">unix</span><span·class="p">,</span><span·class="n">Default</span><span·class="p"·data-group-id="4962249048-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4962249048-2">[</span><span·class="p"·data-group-id="4962249048-3">{</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="n">IpAddr</span><span·class="p"·data-group-id="4962249048-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 1924 | ·</span><span·class="p"·data-group-id=" | 1922 | ·······</span><span·class="p"·data-group-id="9230974347-4">{</span><span·class="ss">user</span><span·class="p">,</span><span·class="p"·data-group-id="9230974347-5">[</span><span·class="p"·data-group-id="9230974347-6">{</span><span·class="ss">username</span>[·...·truncated·by·diffoscope;·len:·125,·SHA:·0dfe6a52035fea9c9029ff742406fdd8f13ce13e5c4ea87f58499e568ecd76d4·...·]</span><span·class="w"> |
| 1923 | ··············</span><span·class="p"·data-group-id="9230974347-7">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="9230974347-7">}</span><span·class="p"·data-group-id="9230974347-5">]</span><span·class="p"·data-group-id="9230974347-4">}</span><span·class="p"·data-group-id="9230974347-2">]</span><span·class="p"·data-group-id="9230974347-1">}</span><span·class="p">.</span></code></pre><p>Then:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="2261260723-1">(</span><span·class="ss">unix</span><span·class="p">,</span><span·class="n">Default</span><span·class="p"·data-group-id="2261260723-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="2261260723-2">[</span><span·class="p"·data-group-id="2261260723-3">{</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="n">IpAddr</span><span·class="p"·data-group-id="2261260723-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 1924 | ·</span><span·class="p"·data-group-id="2261260723-4">{</span><span·class="ss">user</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2261260723-5">[</span><span·class="p"·data-group-id="2261260723-6">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="n">Username</span><span·class="p"·data-group-id="2261260723-6">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2261260723-7">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="2261260723-7">}</span><span·class="p"·data-group-id="2261260723-5">]</span><span·class="p"·data-group-id="2261260723-4">}</span><span·class="p"·data-group-id="2261260723-2">]</span><span·class="w"> | ||
| 1925 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 1925 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="2261260723-8">(</span><span·class="p"·data-group-id="2261260723-9">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="ss">telnet</span><span·class="p"·data-group-id="2261260723-9">}</span><span·class="p">,</span><span·class="n">Defaul[·...·truncated·by·diffoscope;·len:·49,·SHA:·0eef40ea157f19b62add4c9221bdff9e91592c87cca7f2a63663af862d1d0587·...·]-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">IpAddr</span><span·class="w"> |
| 1926 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 1926 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="2261260723-10">(</span><span·class="p"·data-group-id="2261260723-11">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="ss">user</span><span·class="p">,</span><span·class="ss">username</span><span·class="p"·data-group-id="2261260723-1[·...·truncated·by·diffoscope;·len:·106,·SHA:·4298cc18b980e436fce48606264f84956de7b5939a8fc1abcdca6c4a960b6083·...·]-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Username</span><span·class="w"> |
| 1927 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 1927 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="2261260723-12">(</span><span·class="p"·data-group-id="2261260723-13">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="ss">ftp</span><span·class="p"·data-group-id="2261260723-13">}</span><span·class="p">,</span><span·class="n">Defaul[·...·truncated·by·diffoscope;·len:·49,·SHA:·0eef40ea157f19b62add4c9221bdff9e91592c87cca7f2a63663af862d1d0587·...·]-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Default</span><span·class="w"> |
| 1928 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 1928 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="2261260723-14">(</span><span·class="ss">unknownkey</span><span·class="p">,</span><span·class="n">Default</span><span·class="p"·data-group-id="2261260723-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Default</span></code></pre><p>If·a·configuration·variable·key·has·been·associated·with·a·name·(by |
| 1929 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>·or·a·<code·class="inline">require</code>·statement),·the·name·can·be·used | 1929 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>·or·a·<code·class="inline">require</code>·statement),·the·name·can·be·used |
| 1930 | instead·of·the·key·to·read·the·value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id=" | 1930 | instead·of·the·key·to·read·the·value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id="1780653004-1">(</span><span·class="ss">myuser</span><span·class="p">,</span><span·class="p"·data-group-id="1780653004-2">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="ss">user</span><span·class="p"·data-group-id="1780653004-2">}<[·...·truncated·by·diffoscope;·len:·46,·SHA:·c2e33e130ca0512ec657cc455edb1abd9902ce8d9f5ffa4a5306a1273acbd8f1·...·]4-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 1931 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 1931 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="1780653004-3">(</span><span·class="ss">myuser</span><span·class="p">,</span><span·class="n">Default</span><span·class="p"·data-group-id="1780653004-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·506,·SHA:·4135ac997d41844615b3ec905957a93541772e93138ae1f2b0d22de4b303a10e·...·]4-4">]</span></code></pre><p>If·a·configuration·variable·is·defined·in·multiple·files,·use·option·<code·class="inline">all</code>·to |
| 1932 | access·all·possible·values.·The·values·are·returned·in·a·list.·The·order·of·the | 1932 | access·all·possible·values.·The·values·are·returned·in·a·list.·The·order·of·the |
| 1933 | elements·corresponds·to·the·order·that·the·configuration·files·were·specified·at | 1933 | elements·corresponds·to·the·order·that·the·configuration·files·were·specified·at |
| 1934 | startup.</p><p>If·configuration·elements·(key-value·tuples)·are·to·be·returned·as·result | 1934 | startup.</p><p>If·configuration·elements·(key-value·tuples)·are·to·be·returned·as·result |
| 1935 | instead·of·values,·use·option·<code·class="inline">element</code>.·The·returned·elements·are·then·on·the | 1935 | instead·of·values,·use·option·<code·class="inline">element</code>.·The·returned·elements·are·then·on·the |
| 1936 | form·<code·class="inline">{Required,Value}</code>.</p><p>See·also·<a·href="#get_config/1"><code·class="inline">ct:get_config/1</code></a>, | 1936 | form·<code·class="inline">{Required,Value}</code>.</p><p>See·also·<a·href="#get_config/1"><code·class="inline">ct:get_config/1</code></a>, |
| 1937 | <a·href="#get_config/2"><code·class="inline">ct:get_config/2</code></a>,·<a·href="#require/1"><code·class="inline">ct:require/1</code></a>, | 1937 | <a·href="#get_config/2"><code·class="inline">ct:get_config/2</code></a>,·<a·href="#require/1"><code·class="inline">ct:require/1</code></a>, |
| 1938 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>.</p> | 1938 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>.</p> |
| Offset 1962, 15 lines modified | Offset 1962, 15 lines modified | ||
| 1962 | ······<div·class="specs"> | 1962 | ······<div·class="specs"> |
| 1963 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_event_mgr_ref()·->·EvMgrRef·when·EvMgrRef·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>().</pre> | 1963 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_event_mgr_ref()·->·EvMgrRef·when·EvMgrRef·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>().</pre> |
| 1964 | ······</div> | 1964 | ······</div> |
| 1965 | <p>Gets·a·reference·to·the·<code·class="inline">Common·Test</code>·event·manager.·The·reference·can·be·used | 1965 | <p>Gets·a·reference·to·the·<code·class="inline">Common·Test</code>·event·manager.·The·reference·can·be·used |
| 1966 | to,·for·example,·add·a·user-specific·event·handler·while·tests·are·running.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id=" | 1966 | to,·for·example,·add·a·user-specific·event·handler·while·tests·are·running.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="1697089745-1">(</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_event_mgr_ref</span><span·class="p"·data-group-id="1697089745-2">(</span><span·class="p"·data-group-id="1697089745-2">)</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·237,·SHA:·a9c23e561ac049dc666cd3d2400cc4d0dbd14aaf32ad02fad185cad75e5e8731·...·]-1">)</span></code></pre> |
| 1967 | ··</section> | 1967 | ··</section> |
| 1968 | </section> | 1968 | </section> |
| 1969 | <section·class="detail"·id="get_progname/0"> | 1969 | <section·class="detail"·id="get_progname/0"> |
| 1970 | ··<div·class="detail-header"> | 1970 | ··<div·class="detail-header"> |
| 1971 | ····<a·href="#get_progname/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1971 | ····<a·href="#get_progname/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1972 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1972 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 2235, 15 lines modified | Offset 2235, 15 lines modified | ||
| 2235 | ·····················KeyOrFile·::·{key,·Key}·|·{file,·KeyFile}, | 2235 | ·····················KeyOrFile·::·{key,·Key}·|·{file,·KeyFile}, |
| 2236 | ·····················Key·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), | 2236 | ·····················Key·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), |
| 2237 | ·····················KeyFile·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), | 2237 | ·····················KeyFile·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), |
| 2238 | ·····················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 2238 | ·····················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 2239 | ······</div> | 2239 | ······</div> |
| 2240 | <p>Installs·configuration·files·and·event·handlers.</p><p>Run·this·function·once·before·the·first·test.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">install</span><span·class="p"·data-group-id=" | 2240 | <p>Installs·configuration·files·and·event·handlers.</p><p>Run·this·function·once·before·the·first·test.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">install</span><span·class="p"·data-group-id="8403922195-1">(</span><span·class="p"·data-group-id="8403922195-2">[</span><span·class="p"·data-group-id="8403922195-3">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="p"·data-group-id="8403922195-4">[</span><span·class="s">"[·...·truncated·by·diffoscope;·len:·303,·SHA:·601413eb74cf6e2093b938e0eb65f62a06508015c32cf0cf638e24a6845f6c12·...·]-1">)</span></code></pre><p>This·function·is·automatically·run·by·program·<code·class="inline">ct_run</code>.</p> |
| 2241 | ··</section> | 2241 | ··</section> |
| 2242 | </section> | 2242 | </section> |
| 2243 | <section·class="detail"·id="listenv/1"> | 2243 | <section·class="detail"·id="listenv/1"> |
| 2244 | ··<div·class="detail-header"> | 2244 | ··<div·class="detail-header"> |
| 2245 | ····<a·href="#listenv/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2245 | ····<a·href="#listenv/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 2246 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 2246 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3026, 15 lines modified | Offset 3026, 15 lines modified | ||
| 3026 | ·····················SubKey·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>(), | 3026 | ·····················SubKey·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>(), |
| 3027 | ·····················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 3027 | ·····················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 3028 | ······</div> | 3028 | ······</div> |
| 3029 | <p>Checks·if·the·required·configuration·is·available.·Arbitrarily·deep·tuples·can | 3029 | <p>Checks·if·the·required·configuration·is·available.·Arbitrarily·deep·tuples·can |
| 3030 | be·specified·as·<code·class="inline">Required</code>.·Only·the·last·element·of·the·tuple·can·be·a·list·of | 3030 | be·specified·as·<code·class="inline">Required</code>.·Only·the·last·element·of·the·tuple·can·be·a·list·of |
| 3031 | <code·class="inline">SubKey</code>s.</p><p><em>Example·1.</em>·Require·the·variable·<code·class="inline">myvar</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id="9 | 3031 | <code·class="inline">SubKey</code>s.</p><p><em>Example·1.</em>·Require·the·variable·<code·class="inline">myvar</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id="9880773731-1">(</span><span·class="ss">myvar</span><span·class="p"·data-group-id="9880773731-1">)</span><span·class="p">.</span></code></pre><p>In·this·case·the·configuration·file·must·at·least·contain:</p><pre><code·class="makeup·erlang"·translate="no"><sp[·...·truncated·by·diffoscope;·len:·3487,·SHA:·7f39630acd14e9ef09f09aa32fec2346d2c7b713fed5d8c1fdebe53bb75b768c·...·]-1">}</span><span·class="p">.</span></code></pre><p>See·also·<a·href="#get_config/1"><code·class="inline">ct:get_config/1</code></a>, |
| 3032 | <a·href="#get_config/2"><code·class="inline">ct:get_config/2</code></a>,·<a·href="#get_config/3"><code·class="inline">ct:get_config/3</code></a>, | 3032 | <a·href="#get_config/2"><code·class="inline">ct:get_config/2</code></a>,·<a·href="#get_config/3"><code·class="inline">ct:get_config/3</code></a>, |
| 3033 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>.</p> | 3033 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>.</p> |
| 3034 | ··</section> | 3034 | ··</section> |
| 3035 | </section> | 3035 | </section> |
| 3036 | <section·class="detail"·id="require/2"> | 3036 | <section·class="detail"·id="require/2"> |
| 3037 | ··<div·class="detail-header"> | 3037 | ··<div·class="detail-header"> |
| Offset 3066, 16 lines modified | Offset 3066, 16 lines modified | ||
| 3066 | <p>Checks·if·the·required·configuration·is·available·and·gives·it·a·name.·The | 3066 | <p>Checks·if·the·required·configuration·is·available·and·gives·it·a·name.·The |
| 3067 | semantics·for·<code·class="inline">Required</code>·is·the·same·as·in·<a·href="#require/1"><code·class="inline">ct:require/1</code></a>·except | 3067 | semantics·for·<code·class="inline">Required</code>·is·the·same·as·in·<a·href="#require/1"><code·class="inline">ct:require/1</code></a>·except |
| 3068 | that·a·list·of·<code·class="inline">SubKey</code>s·cannot·be·specified.</p><p>If·the·requested·data·is·available,·the·subentry·is·associated·with·<code·class="inline">Name</code>·so | 3068 | that·a·list·of·<code·class="inline">SubKey</code>s·cannot·be·specified.</p><p>If·the·requested·data·is·available,·the·subentry·is·associated·with·<code·class="inline">Name</code>·so |
| 3069 | that·the·value·of·the·element·can·be·read·with | 3069 | that·the·value·of·the·element·can·be·read·with |
| 3070 | <a·href="#get_config/1"><code·class="inline">ct:get_config/1,2</code></a>·provided·<code·class="inline">Name</code>·is·used·instead·of·the | 3070 | <a·href="#get_config/1"><code·class="inline">ct:get_config/1,2</code></a>·provided·<code·class="inline">Name</code>·is·used·instead·of·the |
| 3071 | whole·<code·class="inline">Required</code>·term.</p><p><em>Example:</em></p><p>Require·one·node·with·a·Telnet·connection·and·an·FTP·connection.·Name·the·node | 3071 | whole·<code·class="inline">Required</code>·term.</p><p><em>Example:</em></p><p>Require·one·node·with·a·Telnet·connection·and·an·FTP·connection.·Name·the·node |
| 3072 | <code·class="inline">a</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id="1179552943-1">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="p"·data-group-id="1179552943-2">{</span><span·class="ss">machine</span><span·class="p">,</span><span·class="nb">node</span><span·class="p"·data-group-id="1179552943-2">}</span><span·class="p"·data-group-id="1179552943-1">)</span><span·class="p">.</span></code></pre><p>All·references·to·this·node·can·then·use·the·node·name.·For·example,·a·file·over | ||
| 3073 | 3072 | <code·class="inline">a</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</[·...·truncated·by·diffoscope;·len:·469,·SHA:·2162bcd2500d6dc25d94b302879a9f66fba0f3d230afcd326e2f5935f8c61eba·...·] | |
| 3073 | FTP·is·fetched·like·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">ftp_get</span><span·class="p"·data-group-id="3608662827-1">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="n">RemoteFile</span><span·class="p">,</span><span·class="n">LocalFile</span><span·class="p"·data-group-id="3608662827-1">)</span><span·class="p">.</span></code></pre><p>For·this·to·work,·the·configuration·file·must·at·least·contain:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7720127547-1">{</span><span·class="ss">machine</span><span·class="p">,</span><span·class="p"·data-group-id="7720127547-2">[</span><span·class="p"·data-group-id="7720127547-3">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="p"·data-group-id="7720127547-4">[</span><span·class="p"·data-group-id="7720127547-5">{</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="n">IpAddr</span><span·class="p"·data-group-id="7720127547-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="7720127547-6">{</span><span·class="ss">ftp</span><span·class="p">,</span><span·class="n">IpAddr</span><span·class="p"·data-group-id="7720127547-6">}</span><span·class="p"·data-group-id="7720127547-4">]</span><span·class="p"·data-group-id="7720127547-3">}</span><span·class="p"·data-group-id="7720127547-2">]</span><span·class="p"·data-group-id="7720127547-1">}</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·behavior·of·this·function·changed·radically·in·<code·class="inline">Common·Test</code>·1.6.2.·To | ||
| 3074 | keep·some·backwards·compatibility,·it·is·still·possible·to·do: | 3074 | keep·some·backwards·compatibility,·it·is·still·possible·to·do: |
| 3075 | <code·class="inline">ct:require(a,{node,[telnet,ftp]}).</code>·This·associates·the·name·<code·class="inline">a</code>·with·the | 3075 | <code·class="inline">ct:require(a,{node,[telnet,ftp]}).</code>·This·associates·the·name·<code·class="inline">a</code>·with·the |
| 3076 | top-level·<code·class="inline">node</code>·entry.·For·this·to·work,·the·configuration·file·must·at·least | 3076 | top-level·<code·class="inline">node</code>·entry.·For·this·to·work,·the·configuration·file·must·at·least |
| 3077 | contain:·<code·class="inline">{node,[{telnet,IpAddr},{ftp,IpAddr}]}.</code></p></section><p>See·also·<a·href="#get_config/1"><code·class="inline">ct:get_config/1</code></a>, | 3077 | contain:·<code·class="inline">{node,[{telnet,IpAddr},{ftp,IpAddr}]}.</code></p></section><p>See·also·<a·href="#get_config/1"><code·class="inline">ct:get_config/1</code></a>, |
| 3078 | <a·href="#get_config/2"><code·class="inline">ct:get_config/2</code></a>,·<a·href="#get_config/3"><code·class="inline">ct:get_config/3</code></a>, | 3078 | <a·href="#get_config/2"><code·class="inline">ct:get_config/2</code></a>,·<a·href="#get_config/3"><code·class="inline">ct:get_config/3</code></a>, |
| 3079 | <a·href="#require/1"><code·class="inline">ct:require/1</code></a>.</p> | 3079 | <a·href="#require/1"><code·class="inline">ct:require/1</code></a>.</p> |
| 3080 | ··</section> | 3080 | ··</section> |
| Offset 3426, 20 lines modified | Offset 3426, 20 lines modified | ||
| 3426 | ······</div> | 3426 | ······</div> |
| 3427 | <p>Starts·<code·class="inline">Common·Test</code>·in·interactive·mode.</p><p>From·this·mode,·all·test·case·support·functions·can·be·executed·directly·from | 3427 | <p>Starts·<code·class="inline">Common·Test</code>·in·interactive·mode.</p><p>From·this·mode,·all·test·case·support·functions·can·be·executed·directly·from |
| 3428 | the·Erlang·shell.·The·interactive·mode·can·also·be·started·from·the·OS·command | 3428 | the·Erlang·shell.·The·interactive·mode·can·also·be·started·from·the·OS·command |
| 3429 | line·with·<code·class="inline">ct_run·-shell·[-config·File...]</code>.</p><p>If·any·functions·(for·example,·Telnet·or·FTP)·using·"required·configuration | 3429 | line·with·<code·class="inline">ct_run·-shell·[-config·File...]</code>.</p><p>If·any·functions·(for·example,·Telnet·or·FTP)·using·"required·configuration |
| 3430 | data"·are·to·be·called·from·the·Erlang·shell,·configuration·data·must·first·be | 3430 | data"·are·to·be·called·from·the·Erlang·shell,·configuration·data·must·first·be |
| 3431 | required·with·<a·href="#require/2"><code·class="inline">ct:require/2</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id=" | 3431 | required·with·<a·href="#require/2"><code·class="inline">ct:require/2</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id="0067394943-1">(</span><span·class="ss">unix_telnet</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">unix</span><span·class="p"·data-group-id="0067394943-1">)</span><span·class="p">.</span><span·class="w"> |
| 3432 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 3432 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 3433 | >·</span><span·class="nc">ct_telnet</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id=" | 3433 | >·</span><span·class="nc">ct_telnet</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="0067394943-2">(</span><span·class="ss">unix_telnet</span><span·class="p"·data-group-id="0067394943-2">)</span><span·class="p">.</span><span·class="w"> |
| 3434 | </span><span·class="p"·data-group-id=" | 3434 | </span><span·class="p"·data-group-id="0067394943-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.105</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="0067394943-3">}</span><span·class="gp·unselectable"> |
| 3435 | >·</span><span·class="nc">ct_telnet</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id=" | 3435 | >·</span><span·class="nc">ct_telnet</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id="0067394943-4">(</span><span·class="ss">unix_telnet</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"ls·."</span><span·class="p"·data-group-id="0067394943-4">)</span><span·class="p">.</span><span·class="w"> |
| 3436 | </span><span·class="p"·data-group-id=" | 3436 | </span><span·class="p"·data-group-id="0067394943-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="0067394943-6">[</span><span·class="s">"ls"</span><span·class="p">,</span><span·class="s">"file1··..."</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·165,·SHA:·1e3f36548f1d04276f6f5744916f2cbd99235c85a419c8690c569ed79c3a1f17·...·]-5">}</span></code></pre> |
| 3437 | ··</section> | 3437 | ··</section> |
| 3438 | </section> | 3438 | </section> |
| 3439 | <section·class="detail"·id="step/3"> | 3439 | <section·class="detail"·id="step/3"> |
| 3440 | ··<div·class="detail-header"> | 3440 | ··<div·class="detail-header"> |
| 3441 | ····<a·href="#step/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3441 | ····<a·href="#step/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3442 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3442 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 3709 | ······<p·class="built-using"> | 3709 | ······<p·class="built-using"> |
| 3710 | ········Built·using | 3710 | ········Built·using |
| 3711 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3711 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3712 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3712 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3713 | ······</p> | 3713 | ······</p> |
| 3714 | <p>Copyright·©·1996-202 | 3714 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3715 | ····</footer> | 3715 | ····</footer> |
| 3716 | ··</div> | 3716 | ··</div> |
| 3717 | </main> | 3717 | </main> |
| 3718 | </div> | 3718 | </div> |
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| 307 | ······<p·class="built-using"> | 307 | ······<p·class="built-using"> |
| 308 | ········Built·using | 308 | ········Built·using |
| 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 311 | ······</p> | 311 | ······</p> |
| 312 | <p>Copyright·©·1996-202 | 312 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 313 | ····</footer> | 313 | ····</footer> |
| 314 | ··</div> | 314 | ··</div> |
| 315 | </main> | 315 | </main> |
| 316 | </div> | 316 | </div> |
| 317 | <script> | 317 | <script> |
| 318 | ··function·mermaidLoaded()·{ | 318 | ··function·mermaidLoaded()·{ |
| 319 | ····mermaid.initialize({ | 319 | ····mermaid.initialize({ |
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| 567 | ·················LocalFile·::·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:filename/0">file:filename</a>(), | 567 | ·················LocalFile·::·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:filename/0">file:filename</a>(), |
| 568 | ·················RemoteFile·::·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:filename/0">file:filename</a>(), | 568 | ·················RemoteFile·::·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:filename/0">file:filename</a>(), |
| 569 | ·················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 569 | ·················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 570 | ······</div> | 570 | ······</div> |
| 571 | <p>Opens·an·FTP·connection·and·sends·a·file·to·the·remote·host.</p><p><code·class="inline">LocalFile</code>·and·<code·class="inline">RemoteFile</code>·must·be·absolute·paths.</p><p>If·the·target·host·is·a·"special"·node,·the·FTP·address·must·be·specified·in·the | 571 | <p>Opens·an·FTP·connection·and·sends·a·file·to·the·remote·host.</p><p><code·class="inline">LocalFile</code>·and·<code·class="inline">RemoteFile</code>·must·be·absolute·paths.</p><p>If·the·target·host·is·a·"special"·node,·the·FTP·address·must·be·specified·in·the |
| 572 | configuration·file·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3484885850-1">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="p"·data-group-id="3484885850-2">[</span><span·class="p"·data-group-id="3484885850-3">{</span><span·class="ss">ftp</span><span·class="p">,</span><span·class="n">IpAddr</span><span·class="p"·data-group-id="3484885850-3">}</span><span·class="p"·data-group-id="3484885850-2">]</span><span·class="p"·data-group-id="3484885850-1">}</span><span·class="p">.</span></code></pre><p>If·the·target·host·is·something·else,·for·example,·a·UNIX·host,·the | ||
| 573 | configuration·file· | 572 | configuration·file·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3866903101-1">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="p"·data-group-id="3866903101-2">[</span><span·class="p"·data-group-id="3866[·...·truncated·by·diffoscope;·len:·364,·SHA:·8fd28af4abbd5681d5cfcec6ea9d9b7d513f9a93ac886efd972bcbf8fd6bed45·...·] |
| 573 | configuration·file·must·also·include·the·username·and·password·(both·strings):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9983930111-1">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="p"·data-group-id="9983930111-2">[</span><span·class="p"·data-group-id="9983930111-3">{</span><span·class="ss">ftp</span><span·class="p">,</span><span·class="n">IpAddr</span><span·class="p"·data-group-id="9983930111-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 574 | ·······</span><span·class="p"·data-group-id=" | 574 | ·······</span><span·class="p"·data-group-id="9983930111-4">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="n">Username</span><span·class="p"·data-group-id="9983930111-4">}</span><span·class="p">,</span><span·class="w"> |
| 575 | ·······</span><span·class="p"·data-group-id=" | 575 | ·······</span><span·class="p"·data-group-id="9983930111-5">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="9983930111-5">}</span><span·class="p"·data-group-id="9983930111-2">]</span><span·class="p"·data-group-id="9983930111-1">}</span><span·class="p">.</span></code></pre><p>See·also·<a·href="ct.html#require/2"><code·class="inline">ct:require/2</code></a>.</p> |
| 576 | ··</section> | 576 | ··</section> |
| 577 | </section> | 577 | </section> |
| 578 | <section·class="detail"·id="recv/2"> | 578 | <section·class="detail"·id="recv/2"> |
| 579 | ··<div·class="detail-header"> | 579 | ··<div·class="detail-header"> |
| 580 | ····<a·href="#recv/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 580 | ····<a·href="#recv/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 581 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 581 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 742 | ······<p·class="built-using"> | 742 | ······<p·class="built-using"> |
| 743 | ········Built·using | 743 | ········Built·using |
| 744 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 744 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 745 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 745 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 746 | ······</p> | 746 | ······</p> |
| 747 | <p>Copyright·©·1996-202 | 747 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 748 | ····</footer> | 748 | ····</footer> |
| 749 | ··</div> | 749 | ··</div> |
| 750 | </main> | 750 | </main> |
| 751 | </div> | 751 | </div> |
| 752 | <script> | 752 | <script> |
| 753 | ··function·mermaidLoaded()·{ | 753 | ··function·mermaidLoaded()·{ |
| 754 | ····mermaid.initialize({ | 754 | ····mermaid.initialize({ |
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| 1359 | ······<p·class="built-using"> | 1359 | ······<p·class="built-using"> |
| 1360 | ········Built·using | 1360 | ········Built·using |
| 1361 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1361 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1362 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1362 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1363 | ······</p> | 1363 | ······</p> |
| 1364 | <p>Copyright·©·1996-202 | 1364 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1365 | ····</footer> | 1365 | ····</footer> |
| 1366 | ··</div> | 1366 | ··</div> |
| 1367 | </main> | 1367 | </main> |
| 1368 | </div> | 1368 | </div> |
| 1369 | <script> | 1369 | <script> |
| 1370 | ··function·mermaidLoaded()·{ | 1370 | ··function·mermaidLoaded()·{ |
| 1371 | ····mermaid.initialize({ | 1371 | ····mermaid.initialize({ |
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| 249 | </h3> | 249 | </h3> |
| 250 | <p>In·a·CTH,·the·behavior·can·be·hooked·in·before·the·following·functions:</p><ul><li><a·href="ct_suite.html#c:init_per_suite/1"><code·class="inline">init_per_suite</code></a></li><li><a·href="ct_suite.html#c:init_per_group/2"><code·class="inline">init_per_group</code></a></li><li><a·href="ct_suite.html#c:init_per_testcase/2"><code·class="inline">init_per_testcase</code></a></li><li><a·href="ct_suite.html#c:end_per_testcase/2"><code·class="inline">end_per_testcase</code></a></li><li><a·href="ct_suite.html#c:end_per_group/2"><code·class="inline">end_per_group</code></a></li><li><a·href="ct_suite.html#c:end_per_suite/1"><code·class="inline">end_per_suite</code></a></li></ul><p>This·is·done·in·the·CTH·functions·called·<code·class="inline">pre_<name·of·function></code>.·These | 250 | <p>In·a·CTH,·the·behavior·can·be·hooked·in·before·the·following·functions:</p><ul><li><a·href="ct_suite.html#c:init_per_suite/1"><code·class="inline">init_per_suite</code></a></li><li><a·href="ct_suite.html#c:init_per_group/2"><code·class="inline">init_per_group</code></a></li><li><a·href="ct_suite.html#c:init_per_testcase/2"><code·class="inline">init_per_testcase</code></a></li><li><a·href="ct_suite.html#c:end_per_testcase/2"><code·class="inline">end_per_testcase</code></a></li><li><a·href="ct_suite.html#c:end_per_group/2"><code·class="inline">end_per_group</code></a></li><li><a·href="ct_suite.html#c:end_per_suite/1"><code·class="inline">end_per_suite</code></a></li></ul><p>This·is·done·in·the·CTH·functions·called·<code·class="inline">pre_<name·of·function></code>.·These |
| 251 | functions·take·the·arguments·<code·class="inline">SuiteName</code>,·<code·class="inline">Name</code>·(group·or·test·case·name,·if | 251 | functions·take·the·arguments·<code·class="inline">SuiteName</code>,·<code·class="inline">Name</code>·(group·or·test·case·name,·if |
| 252 | applicable),·<code·class="inline">Config</code>,·and·<code·class="inline">CTHState</code>.·The·return·value·of·the·CTH·function·is | 252 | applicable),·<code·class="inline">Config</code>,·and·<code·class="inline">CTHState</code>.·The·return·value·of·the·CTH·function·is |
| 253 | always·a·combination·of·a·result·for·the·suite/group/test·and·an·updated | 253 | always·a·combination·of·a·result·for·the·suite/group/test·and·an·updated |
| 254 | <code·class="inline">CTHState</code>.</p><p>To·let·the·test·suite·continue·on·executing,·return·the·configuration·list·that | 254 | <code·class="inline">CTHState</code>.</p><p>To·let·the·test·suite·continue·on·executing,·return·the·configuration·list·that |
| 255 | you·want·the·test·to·use·as·the·result.</p><p>All·pre·hooks,·except·<code·class="inline">pre_end_per_testcase/4</code>,·can·skip·or·fail·the·test·by | 255 | you·want·the·test·to·use·as·the·result.</p><p>All·pre·hooks,·except·<code·class="inline">pre_end_per_testcase/4</code>,·can·skip·or·fail·the·test·by |
| 256 | returning·a·tuple·with·<code·class="inline">skip</code>·or·<code·class="inline">fail</code>,·and·a·reason·as·the·result.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">pre_init_per_suite</span><span·class="p"·data-group-id=" | 256 | returning·a·tuple·with·<code·class="inline">skip</code>·or·<code·class="inline">fail</code>,·and·a·reason·as·the·result.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">pre_init_per_suite</span><span·class="p"·data-group-id="8542682017-1">(</span><span·class="n">SuiteName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p">,</span><span·class="w">·</span><span·class="n">CTHState</span><span·class="p"·data-group-id="8542682017-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 257 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id=" | 257 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="8542682017-2">(</span><span·class="p"·data-group-id="8542682017-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 258 | ····</span><span·class="p"·data-group-id=" | 258 | ····</span><span·class="p"·data-group-id="8542682017-3">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="p">_</span><span·class="n">Reason</span><span·class="p"·data-group-id="8542682017-3">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 259 | ······</span><span·class="p"·data-group-id=" | 259 | ······</span><span·class="p"·data-group-id="8542682017-4">{</span><span·class="p"·data-group-id="8542682017-5">{</span><span·class="ss">fail</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Could·not·connect·to·DB"</span><span·class="p"·data-group-id="8542682017-5">}<[·...·truncated·by·diffoscope;·len:·126,·SHA:·159bbf4d2b114f512ba4f3e837cd1cc29cebefe454553463393e9c440ec34c28·...·]-4">}</span><span·class="p">;</span><span·class="w"> |
| 260 | ····</span><span·class="p"·data-group-id=" | 260 | ····</span><span·class="p"·data-group-id="8542682017-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handle</span><span·class="p"·data-group-id="8542682017-6">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 261 | ······</span><span·class="p"·data-group-id=" | 261 | ······</span><span·class="p"·data-group-id="8542682017-7">{</span><span·class="p"·data-group-id="8542682017-8">[</span><span·class="p"·data-group-id="8542682017-9">{</span><span·class="ss">db_handle</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handle</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·649,·SHA:·5c9fcbb67f95fe7d1861908caadb9a97836a37a2680e562270df0639d2483fb8·...·]-7">}</span><span·class="w"> |
| 262 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·you·use·multiple·CTHs,·the·first·part·of·the·return·tuple·is·used·as·input | 262 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·you·use·multiple·CTHs,·the·first·part·of·the·return·tuple·is·used·as·input |
| 263 | for·the·next·CTH.·So·in·the·previous·example·the·next·CTH·can·get | 263 | for·the·next·CTH.·So·in·the·previous·example·the·next·CTH·can·get |
| 264 | <code·class="inline">{fail,Reason}</code>·as·the·second·parameter.·If·you·have·many·CTHs·interacting,·do | 264 | <code·class="inline">{fail,Reason}</code>·as·the·second·parameter.·If·you·have·many·CTHs·interacting,·do |
| 265 | not·let·each·CTH·return·<code·class="inline">fail</code>·or·<code·class="inline">skip</code>.·Instead,·return·that·an·action·is·to | 265 | not·let·each·CTH·return·<code·class="inline">fail</code>·or·<code·class="inline">skip</code>.·Instead,·return·that·an·action·is·to |
| 266 | be·taken·through·the·<code·class="inline">Config</code>·list·and·implement·a·CTH·that,·at·the·end,·takes | 266 | be·taken·through·the·<code·class="inline">Config</code>·list·and·implement·a·CTH·that,·at·the·end,·takes |
| 267 | the·correct·action.</p></section><p><a·href=""·id="post"></a></p><h3·id="post-hooks"·class="section-heading"> | 267 | the·correct·action.</p></section><p><a·href=""·id="post"></a></p><h3·id="post-hooks"·class="section-heading"> |
| 268 | ··<a·href="#post-hooks"·class="hover-link"> | 268 | ··<a·href="#post-hooks"·class="hover-link"> |
| Offset 276, 26 lines modified | Offset 276, 26 lines modified | ||
| 276 | same·<code·class="inline">Config</code>·as·the·testcase·is·called·with.·<code·class="inline">Return</code>·is·the·value·returned·by | 276 | same·<code·class="inline">Config</code>·as·the·testcase·is·called·with.·<code·class="inline">Return</code>·is·the·value·returned·by |
| 277 | the·testcase.·If·the·testcase·fails·by·crashing,·<code·class="inline">Return</code>·is | 277 | the·testcase.·If·the·testcase·fails·by·crashing,·<code·class="inline">Return</code>·is |
| 278 | <code·class="inline">{'EXIT',{{Error,Reason},Stacktrace}}</code>.</p><p>The·return·value·of·the·CTH·function·is·always·a·combination·of·a·result·for·the | 278 | <code·class="inline">{'EXIT',{{Error,Reason},Stacktrace}}</code>.</p><p>The·return·value·of·the·CTH·function·is·always·a·combination·of·a·result·for·the |
| 279 | suite/group/test·and·an·updated·<code·class="inline">CTHState</code>.·If·you·do·not·want·the·callback·to | 279 | suite/group/test·and·an·updated·<code·class="inline">CTHState</code>.·If·you·do·not·want·the·callback·to |
| 280 | affect·the·outcome·of·the·test,·return·the·<code·class="inline">Return</code>·data·as·it·is·given·to·the | 280 | affect·the·outcome·of·the·test,·return·the·<code·class="inline">Return</code>·data·as·it·is·given·to·the |
| 281 | CTH.·You·can·also·modify·the·test·result.·By·returning·the·<code·class="inline">Config</code>·list·with | 281 | CTH.·You·can·also·modify·the·test·result.·By·returning·the·<code·class="inline">Config</code>·list·with |
| 282 | element·<code·class="inline">tc_status</code>·removed,·you·can·recover·from·a·test·failure.·As·in·all·the | 282 | element·<code·class="inline">tc_status</code>·removed,·you·can·recover·from·a·test·failure.·As·in·all·the |
| 283 | pre·hooks,·it·is·also·possible·to·fail/skip·the·test·case·in·the·post·hook.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">post_end_per_testcase</span><span·class="p"·data-group-id=" | 283 | pre·hooks,·it·is·also·possible·to·fail/skip·the·test·case·in·the·post·hook.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">post_end_per_testcase</span><span·class="p"·data-group-id="1552413255-1">(</span><span·class="p">_</span><span·class="n">Suite</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">TC</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·cl[·...·truncated·by·diffoscope;·len:·506,·SHA:·714273d436aedde3206d7c8d49d7cacb05bc5bbbf5c2c2e929054ffaef282fe6·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 284 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">check_consistency</span><span·class="p"·data-group-id=" | 284 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">check_consistency</span><span·class="p"·data-group-id="1552413255-4">(</span><span·class="p"·data-group-id="1552413255-4">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 285 | ····</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 285 | ····</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 286 | ······</span><span·class="c1">%%·DB·is·good,·pass·the·test.</span><span·class="w"> | 286 | ······</span><span·class="c1">%%·DB·is·good,·pass·the·test.</span><span·class="w"> |
| 287 | ······</span><span·class="p"·data-group-id=" | 287 | ······</span><span·class="p"·data-group-id="1552413255-5">{</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="1552413255-6">(</span><span·class="ss">tc_status</span><span·class="p">,</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·189,·SHA:·1fa4c77066ed99dfd07eaec1215d0a8887af5b757f30fe6018cd98d663b5ce20·...·]-5">}</span><span·class="p">;</span><span·class="w"> |
| 288 | ····</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 288 | ····</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 289 | ······</span><span·class="c1">%%·DB·is·not·good,·mark·as·skipped·instead·of·failing</span><span·class="w"> | 289 | ······</span><span·class="c1">%%·DB·is·not·good,·mark·as·skipped·instead·of·failing</span><span·class="w"> |
| 290 | ······</span><span·class="p"·data-group-id=" | 290 | ······</span><span·class="p"·data-group-id="1552413255-7">{</span><span·class="p"·data-group-id="1552413255-8">{</span><span·class="ss">skip</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"DB·is·inconsistent!"</span><span·class="p"·data-group-id="1552413255-8">}</spa[·...·truncated·by·diffoscope;·len:·122,·SHA:·62b42d814578c871784b1fb6b5ee33934f2c5db906c406541878e036c6871f7e·...·]-7">}</span><span·class="w"> |
| 291 | ··</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 291 | ··</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 292 | </span><span·class="nf">post_end_per_testcase</span><span·class="p"·data-group-id=" | 292 | </span><span·class="nf">post_end_per_testcase</span><span·class="p"·data-group-id="1552413255-9">(</span><span·class="p">_</span><span·class="n">Suite</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">TC</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·cl[·...·truncated·by·diffoscope;·len:·189,·SHA:·aaf57b6474466bac465ac6a8f7b3f5447c8f49e425c49b895c213e889f2496da·...·]-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 293 | ··</span><span·class="c1">%%·Do·nothing·if·tc·does·not·crash.</span><span·class="w"> | 293 | ··</span><span·class="c1">%%·Do·nothing·if·tc·does·not·crash.</span><span·class="w"> |
| 294 | ··</span><span·class="p"·data-group-id=" | 294 | ··</span><span·class="p"·data-group-id="1552413255-10">{</span><span·class="n">Return</span><span·class="p">,</span><span·class="w">·</span><span·class="n">CTHState</span><span·class="p"·data-group-id="1552413255-10">}</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Do·recover·from·a·testcase·failure·using·CTHs·only·a·last·resort.·If·used |
| 295 | wrongly,·it·can·be·very·difficult·to·determine·which·tests·that·pass·or·fail | 295 | wrongly,·it·can·be·very·difficult·to·determine·which·tests·that·pass·or·fail |
| 296 | in·a·test·run.</p></section><h3·id="skip-and-fail-hooks"·class="section-heading"> | 296 | in·a·test·run.</p></section><h3·id="skip-and-fail-hooks"·class="section-heading"> |
| 297 | ··<a·href="#skip-and-fail-hooks"·class="hover-link"> | 297 | ··<a·href="#skip-and-fail-hooks"·class="hover-link"> |
| 298 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 298 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 299 | ··</a> | 299 | ··</a> |
| 300 | ··<span·class="text">Skip·and·Fail·Hooks</span> | 300 | ··<span·class="text">Skip·and·Fail·Hooks</span> |
| 301 | </h3> | 301 | </h3> |
| Offset 336, 88 lines modified | Offset 336, 88 lines modified | ||
| 336 | <p>The·following·CTH·logs·information·about·a·test·run·into·a·format·parseable·by | 336 | <p>The·following·CTH·logs·information·about·a·test·run·into·a·format·parseable·by |
| 337 | <a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#consult/1"><code·class="inline">file:consult/1</code></a>·(in·Kernel):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%·Common·Test·Example·Common·Test·Hook·module.</span><span·class="w"> | 337 | <a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#consult/1"><code·class="inline">file:consult/1</code></a>·(in·Kernel):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%·Common·Test·Example·Common·Test·Hook·module.</span><span·class="w"> |
| 338 | </span><span·class="c1">%%%</span><span·class="w"> | 338 | </span><span·class="c1">%%%</span><span·class="w"> |
| 339 | </span><span·class="c1">%%%·To·use·this·hook,·on·the·command·line:</span><span·class="w"> | 339 | </span><span·class="c1">%%%·To·use·this·hook,·on·the·command·line:</span><span·class="w"> |
| 340 | </span><span·class="c1">%%%·····ct_run·-suite·example_SUITE·-pa·.·-ct_hooks·example_cth</span><span·class="w"> | 340 | </span><span·class="c1">%%%·····ct_run·-suite·example_SUITE·-pa·.·-ct_hooks·example_cth</span><span·class="w"> |
| 341 | </span><span·class="c1">%%%</span><span·class="w"> | 341 | </span><span·class="c1">%%%</span><span·class="w"> |
| 342 | </span><span·class="c1">%%%·Note·`-pa·.`:·the·hook·beam·file·must·be·in·the·code·path·when·installing.</span><span·class="w"> | 342 | </span><span·class="c1">%%%·Note·`-pa·.`:·the·hook·beam·file·must·be·in·the·code·path·when·installing.</span><span·class="w"> |
| 343 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 343 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7096059032-1">(</span><span·class="ss">example_cth</span><span·class="p"·data-group-id="7096059032-1">)</span><span·class="p">.</span><span·class="w"> |
| 344 | </span><span·class="c1">%%·Mandatory·Callbacks</span><span·class="w"> | 344 | </span><span·class="c1">%%·Mandatory·Callbacks</span><span·class="w"> |
| 345 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 345 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7096059032-2">(</span><span·class="p"·data-group-id="7096059032-3">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="7096059032-3">]</span><span·class="p"·data-group-id="7096059032-2">)</span><span·class="p">.</span><span·class="w"> |
| 346 | </span><span·class="c1">%%·Optional·Callbacks</span><span·class="w"> | 346 | </span><span·class="c1">%%·Optional·Callbacks</span><span·class="w"> |
| 347 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 347 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7096059032-4">(</span><span·class="p"·data-group-id="7096059032-5">[</span><span·class="ss">id</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="7096059032-5">]</span><span·class="p"·data-group-id="7096059032-4">)</span><span·class="p">.</span><span·class="w"> |
| 348 | </span><span·class="w"> | 348 | </span><span·class="w"> |
| 349 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 349 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7096059032-6">(</span><span·class="p"·data-group-id="7096059032-7">[</span><span·class="ss">pre_init_per_suite</span><span·class="p">/</span><span·class="mi">3</span><span·class="p"·data-group-id="7096059032-7">]</span><span·class="p"·data-group-id="709605[·...·truncated·by·diffoscope;·len:·4,·SHA:·e3cdf831327649dbd439c6121f8b92af4251af5a7cd507f1ea8554b112a38b96·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 350 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 350 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7096059032-8">(</span><span·class="p"·data-group-id="7096059032-9">[</span><span·class="ss">post_end_per_suite</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="7096059032-9">]</span><span·class="p"·data-group-id="709605[·...·truncated·by·diffoscope;·len:·4,·SHA:·e3cdf831327649dbd439c6121f8b92af4251af5a7cd507f1ea8554b112a38b96·...·]-8">)</span><span·class="p">.</span><span·class="w"> |
| 351 | </span><span·class="w"> | 351 | </span><span·class="w"> |
| 352 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 352 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7096059032-10">(</span><span·class="p"·data-group-id="7096059032-11">[</span><span·class="ss">pre_init_per_testcase</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="7096059032-11">]</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·c9052ee021a0a271f91fcc0967b3f1a126967cd3e9a05f49a00b2fa0ee7a0c96·...·]-10">)</span><span·class="p">.</span><span·class="w"> |
| 353 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 353 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7096059032-12">(</span><span·class="p"·data-group-id="7096059032-13">[</span><span·class="ss">post_end_per_testcase</span><span·class="p">/</span><span·class="mi">5</span><span·class="p"·data-group-id="7096059032-13">]</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·c9052ee021a0a271f91fcc0967b3f1a126967cd3e9a05f49a00b2fa0ee7a0c96·...·]-12">)</span><span·class="p">.</span><span·class="w"> |
| 354 | </span><span·class="w"> | 354 | </span><span·class="w"> |
| 355 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 355 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7096059032-14">(</span><span·class="p"·data-group-id="7096059032-15">[</span><span·class="ss">on_tc_skip</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="7096059032-15">]</span><span·class="p"·data-group-id="7096059032-14">)</span><span·class="p">.</span><span·class="w"> |
| 356 | </span><span·class="w"> | 356 | </span><span·class="w"> |
| 357 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 357 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7096059032-16">(</span><span·class="p"·data-group-id="7096059032-17">[</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="7096059032-17">]</span><span·class="p"·data-group-id="7096059032-16">)</span><span·class="p">.</span><span·class="w"> |
| 358 | </span><span·class="c1">%%·This·hook·state·is·threaded·through·all·the·callbacks.</span><span·class="w"> | 358 | </span><span·class="c1">%%·This·hook·state·is·threaded·through·all·the·callbacks.</span><span·class="w"> |
| 359 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 359 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7096059032-18">(</span><span·class="ss">state</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7096059032-19">{</span><span·class="ss">filename</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">total[·...·truncated·by·diffoscope;·len:·489,·SHA:·a661bbd88080ceffd53965eb771046fb30566209e4d570152a6373cb60ecdc2e·...·]-18">)</span><span·class="p">.</span><span·class="w"> |
| 360 | </span><span·class="c1">%%·This·example·hook·prints·its·results·to·a·file,·see·terminate/1.</span><span·class="w"> | 360 | </span><span·class="c1">%%·This·example·hook·prints·its·results·to·a·file,·see·terminate/1.</span><span·class="w"> |
| 361 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 361 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7096059032-20">(</span><span·class="ss">test_run</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7096059032-21">{</span><span·class="ss">total</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">skipp[·...·truncated·by·diffoscope;·len:·182,·SHA:·c62f840ac8daae2c437e09f3ecef384e168b0e92a1d477cd6618760c1680157f·...·]-20">)</span><span·class="p">.</span><span·class="w"> |
| 362 | </span><span·class="c1">%%·Return·a·unique·id·for·this·CTH.</span><span·class="w"> | 362 | </span><span·class="c1">%%·Return·a·unique·id·for·this·CTH.</span><span·class="w"> |
| 363 | </span><span·class="c1">%%·Using·the·filename·means·the·hook·can·be·used·with·different</span><span·class="w"> | 363 | </span><span·class="c1">%%·Using·the·filename·means·the·hook·can·be·used·with·different</span><span·class="w"> |
| 364 | </span><span·class="c1">%%·log·files·to·separate·timing·data·within·the·same·test·run.</span><span·class="w"> | 364 | </span><span·class="c1">%%·log·files·to·separate·timing·data·within·the·same·test·run.</span><span·class="w"> |
| 365 | </span><span·class="c1">%%·See·Installing·a·CTH·for·more·information.</span><span·class="w"> | 365 | </span><span·class="c1">%%·See·Installing·a·CTH·for·more·information.</span><span·class="w"> |
| 366 | </span><span·class="nf">id</span><span·class="p"·data-group-id=" | 366 | </span><span·class="nf">id</span><span·class="p"·data-group-id="7096059032-22">(</span><span·class="n">Opts</span><span·class="p"·data-group-id="7096059032-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 367 | ····</span><span·class="c1">%%·the·path·is·relative·to·the·test·run·directory</span><span·class="w"> | 367 | ····</span><span·class="c1">%%·the·path·is·relative·to·the·test·run·directory</span><span·class="w"> |
| 368 | ····</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 368 | ····</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="7096059032-23">(</span><span·class="ss">filename</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opts</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"example_cth.log"</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·b2c552b6bd75d7cb457d49674cadc3c1fd47dd2732659de41bf59d96957291e5·...·]-23">)</span><span·class="p">.</span><span·class="w"> |
| 369 | </span><span·class="c1">%%·Always·called·before·any·other·callback·function.·Use·this·to·initiate</span><span·class="w"> | 369 | </span><span·class="c1">%%·Always·called·before·any·other·callback·function.·Use·this·to·initiate</span><span·class="w"> |
| 370 | </span><span·class="c1">%%·any·common·state.</span><span·class="w"> | 370 | </span><span·class="c1">%%·any·common·state.</span><span·class="w"> |
| 371 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 371 | </span><span·class="nf">init</span><span·class="p"·data-group-id="7096059032-24">(</span><span·class="n">Id</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Opts</span><span·class="p"·data-group-id="7096059032-24">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 372 | ····</span><span·class="p"·data-group-id=" | 372 | ····</span><span·class="p"·data-group-id="7096059032-25">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="7096059032-26">{</span><span·class="ss">filename</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·602,·SHA:·d90b4f396658d12db9cf12390059666c52bc7f459c09b5be3aab27356b6832ce·...·]-25">}</span><span·class="p">.</span><span·class="w"> |
| 373 | </span><span·class="c1">%%·Called·before·init_per_suite·is·called.</span><span·class="w"> | 373 | </span><span·class="c1">%%·Called·before·init_per_suite·is·called.</span><span·class="w"> |
| 374 | </span><span·class="nf">pre_init_per_suite</span><span·class="p"·data-group-id=" | 374 | </span><span·class="nf">pre_init_per_suite</span><span·class="p"·data-group-id="7096059032-28">(</span><span·class="p">_</span><span·class="n">Suite</span><span·class="p">,</span><span·class="n">Config</span><span·class="p">,</span><span·class="n">State</span><span·class="p"·data-group-id="7096059032-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 375 | ····</span><span·class="p"·data-group-id=" | 375 | ····</span><span·class="p"·data-group-id="7096059032-29">{</span><span·class="n">Config</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="7096059032-30">{</span><span·class="ss">suit[·...·truncated·by·diffoscope;·len:·461,·SHA:·2fe7a1f010400974bd4db6003e931d2b7ad3a80bee2a0ee96ae12bac78d97b1f·...·]-29">}</span><span·class="p">.</span><span·class="w"> |
| 376 | </span><span·class="c1">%%·Called·after·end_per_suite.</span><span·class="w"> | 376 | </span><span·class="c1">%%·Called·after·end_per_suite.</span><span·class="w"> |
| 377 | </span><span·class="nf">post_end_per_suite</span><span·class="p"·data-group-id=" | 377 | </span><span·class="nf">post_end_per_suite</span><span·class="p"·data-group-id="7096059032-32">(</span><span·class="n">Suite</span><span·class="p">,</span><span·class="p">_</span><span·class="n">Config</span><span·class="p">,</span><span·class="n">Return</span><span·class="p">,</span><span·class="n">State</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·2707ad3547c244926d13d81bbe050e75f57dddfd84d9c7c3a750e4a2ddac8742·...·]-32">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 378 | ····</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 378 | ····</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7096059032-33">{</span><span·class="ss">suites</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Suite</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">suite_total</span><span·class="p">,</span><span·class="w"> |
| 379 | ············</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id=" | 379 | ············</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id="7096059032-34">(</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">tcs</span><span·class="p"·data-group-id="7096059032-34">)</span><span·class="p"·data-group-id="7096059032-33">}</span><span·class="p">,</span><span·class="w"> |
| 380 | ····</span><span·class="p"·data-group-id=" | 380 | ····</span><span·class="p"·data-group-id="7096059032-35">{</span><span·class="n">Return</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="7096059032-36">{</span><span·class="ss">data[·...·truncated·by·diffoscope;·len:·406,·SHA:·9fb63052edbb5065870b5449e82497df2ae3f121e8d5a90e95ffd7c61f751709·...·]-37">]</span><span·class="p">,</span><span·class="w"> |
| 381 | ·························</span><span·class="ss">total</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">total</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">suite_total</span><span·class="p"·data-group-id=" | 381 | ·························</span><span·class="ss">total</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">total</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">suite_total</span><span·class="p"·data-group-id="7096059032-36">}</span><span·class="p"·data-group-id="7096059032-35">}</span><span·class="p">.</span><span·class="w"> |
| 382 | </span><span·class="c1">%%·Called·before·each·init_per_testcase.</span><span·class="w"> | 382 | </span><span·class="c1">%%·Called·before·each·init_per_testcase.</span><span·class="w"> |
| 383 | </span><span·class="nf">pre_init_per_testcase</span><span·class="p"·data-group-id=" | 383 | </span><span·class="nf">pre_init_per_testcase</span><span·class="p"·data-group-id="7096059032-38">(</span><span·class="p">_</span><span·class="n">Suite</span><span·class="p">,</span><span·class="p">_</span><span·class="n">TC</span><span·class="p">,</span><span·class="n">Config</span><span·class="p">,</span><span·class="n">State</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·4f4411db487d34946a6a04003955bfe923488f97c679ac313157e901850933bc·...·]-38">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 384 | ····</span><span·class="n">Now</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id=" | 384 | ····</span><span·class="n">Now</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id="7096059032-39">(</span><span·class="ss">microsecond</span><span·class="p"·data-group-id="7096059032-39">)</span><span·class="p">,</span><span·class="w"> |
| 385 | ····</span><span·class="p"·data-group-id=" | 385 | ····</span><span·class="p"·data-group-id="7096059032-40">{</span><span·class="n">Config</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="7096059032-41">{</span><span·class="ss">ts</[·...·truncated·by·diffoscope;·len:·590,·SHA:·cc9bd04bfa904857a4b4675305d5ef95da992ff9ff000c1a43659883aba0d755·...·]-40">}</span><span·class="p">.</span><span·class="w"> |
| 386 | </span><span·class="c1">%%·Called·after·each·end_per_testcase.</span><span·class="w"> | 386 | </span><span·class="c1">%%·Called·after·each·end_per_testcase.</span><span·class="w"> |
| 387 | </span><span·class="nf">post_end_per_testcase</span><span·class="p"·data-group-id=" | 387 | </span><span·class="nf">post_end_per_testcase</span><span·class="p"·data-group-id="7096059032-42">(</span><span·class="n">Suite</span><span·class="p">,</span><span·class="n">TC</span><span·class="p">,</span><span·class="p">_</span><span·class="n">Config</span><span·class="p">,</span><span·class="n">Return</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·67,·SHA:·62c8487f436c7ca385f778f95ea2112276987214efafa6f6caed26d4ba2b5ba4·...·]-42">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 388 | ····</span><span·class="n">Now</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id=" | 388 | ····</span><span·class="n">Now</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id="7096059032-43">(</span><span·class="ss">microsecond</span><span·class="p"·data-group-id="7096059032-43">)</span><span·class="p">,</span><span·class="w"> |
| 389 | ····</span><span·class="n">TCInfo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 389 | ····</span><span·class="n">TCInfo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7096059032-44">{</span><span·class="ss">testcase</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Suite</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TC</span><span·class="p">,</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·343,·SHA:·775f485dac9da91dca43990e0dd4a838113b4205c9311c5eb4a28f1e1f0ffcce·...·]-44">}</span><span·class="p">,</span><span·class="w"> |
| 390 | ····</span><span·class="p"·data-group-id=" | 390 | ····</span><span·class="p"·data-group-id="7096059032-45">{</span><span·class="n">Return</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="7096059032-46">{</span><span·class="ss">ts</[·...·truncated·by·diffoscope;·len:·693,·SHA:·919f6d68d1b87a545be40638e17aa090042aba2f27d016244a2ccc5156a67bb0·...·]-45">}</span><span·class="p">.</span><span·class="w"> |
| 391 | </span><span·class="c1">%%·Called·when·a·test·case·is·skipped·by·either·user·action</span><span·class="w"> | 391 | </span><span·class="c1">%%·Called·when·a·test·case·is·skipped·by·either·user·action</span><span·class="w"> |
| 392 | </span><span·class="c1">%%·or·due·to·an·init·function·failing.</span><span·class="w"> | 392 | </span><span·class="c1">%%·or·due·to·an·init·function·failing.</span><span·class="w"> |
| 393 | </span><span·class="nf">on_tc_skip</span><span·class="p"·data-group-id=" | 393 | </span><span·class="nf">on_tc_skip</span><span·class="p"·data-group-id="7096059032-48">(</span><span·class="p">_</span><span·class="n">Suite</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">TC</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class=[·...·truncated·by·diffoscope;·len:·134,·SHA:·dbd2d58de1af592e4c1bce7b33150b4d93d3fcde8a7fb62f28b176818f180547·...·]-48">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 394 | ····</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id=" | 394 | ····</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="7096059032-49">{</span><span·class="ss">skipped</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">skipped<[·...·truncated·by·diffoscope;·len:·144,·SHA:·c5cf02d659a6f47c73fdf1f5a2f803df5154d3f2bb1a5b57d8d56bbb74c25ba0·...·]-49">}</span><span·class="p">.</span><span·class="w"> |
| 395 | </span><span·class="c1">%%·Called·when·the·scope·of·the·CTH·is·done.</span><span·class="w"> | 395 | </span><span·class="c1">%%·Called·when·the·scope·of·the·CTH·is·done.</span><span·class="w"> |
| 396 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id=" | 396 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="7096059032-50">(</span><span·class="n">State</span><span·class="p"·data-group-id="7096059032-50">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 397 | ····</span><span·class="c1">%%·use·append·to·avoid·data·loss·if·the·path·is·reused</span><span·class="w"> | 397 | ····</span><span·class="c1">%%·use·append·to·avoid·data·loss·if·the·path·is·reused</span><span·class="w"> |
| 398 | ····</span><span·class="p"·data-group-id=" | 398 | ····</span><span·class="p"·data-group-id="7096059032-51">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="7096059032-51">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·569,·SHA:·2c36279777b3451f91e8e8bd11166168b359b3846d07e1fb6b775b1204d23a07·...·]-52">)</span><span·class="p">,</span><span·class="w"> |
| 399 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 399 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7096059032-54">(</span><span·class="n">File</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">.</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·340,·SHA:·fdd026a8cf39c8e0597b0e9c6fecf0f7fd6d670084ebd36cef11679763e09975·...·]-54">)</span><span·class="p">,</span><span·class="w"> |
| 400 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 400 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="7096059032-57">(</span><span·class="n">File</span><span·class="p"·data-group-id="7096059032-57">)</span><span·class="p">,</span><span·class="w"> |
| 401 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 401 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 402 | </span><span·class="nf">results</span><span·class="p"·data-group-id=" | 402 | </span><span·class="nf">results</span><span·class="p"·data-group-id="7096059032-58">(</span><span·class="n">State</span><span·class="p"·data-group-id="7096059032-58">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
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| 434 | ······<div·class="specs"> | 434 | ······<div·class="specs"> |
| 435 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_event_mgr_ref()·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>().</pre> | 435 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_event_mgr_ref()·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>().</pre> |
| 436 | ······</div> | 436 | ······</div> |
| 437 | <p>Gets·a·reference·to·the·<code·class="inline">Common·Test</code>·master·event·manager.·The·reference·can·be | 437 | <p>Gets·a·reference·to·the·<code·class="inline">Common·Test</code>·master·event·manager.·The·reference·can·be |
| 438 | used·to,·for·example,·add·a·user-specific·event·handler·while·tests·are·running.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id=" | 438 | used·to,·for·example,·add·a·user-specific·event·handler·while·tests·are·running.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="9800262989-1">(</span><span·class="nc">ct_master</span><span·class="p">:</span><span·class="nf">get_event_mgr_ref</span><span·class="p"·data-group-id="9800262989-2">(</span><span·class="p"·data-group-id="9800262989-2">)</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·244,·SHA:·95f5d7640d1ab80e3536ba42201f7cfd66e528d4d646564ef6f2298df750dfcf·...·]-1">)</span></code></pre> |
| 439 | ··</section> | 439 | ··</section> |
| 440 | </section> | 440 | </section> |
| 441 | <section·class="detail"·id="progress/0"> | 441 | <section·class="detail"·id="progress/0"> |
| 442 | ··<div·class="detail-header"> | 442 | ··<div·class="detail-header"> |
| 443 | ····<a·href="#progress/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 443 | ····<a·href="#progress/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 444 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 444 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 770 | ······<p·class="built-using"> | 770 | ······<p·class="built-using"> |
| 771 | ········Built·using | 771 | ········Built·using |
| 772 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 772 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 773 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 773 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 774 | ······</p> | 774 | ······</p> |
| 775 | <p>Copyright·©·1996-202 | 775 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 776 | ····</footer> | 776 | ····</footer> |
| 777 | ··</div> | 777 | ··</div> |
| 778 | </main> | 778 | </main> |
| 779 | </div> | 779 | </div> |
| 780 | <script> | 780 | <script> |
| 781 | ··function·mermaidLoaded()·{ | 781 | ··function·mermaidLoaded()·{ |
| 782 | ····mermaid.initialize({ | 782 | ····mermaid.initialize({ |
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| 152 | a·common·file·system.·<code·class="inline">Common·Test</code>·Master·cannot·start·test·nodes | 152 | a·common·file·system.·<code·class="inline">Common·Test</code>·Master·cannot·start·test·nodes |
| 153 | automatically.·The·nodes·must·be·started·in·advance·for·<code·class="inline">Common·Test</code>·Master·to | 153 | automatically.·The·nodes·must·be·started·in·advance·for·<code·class="inline">Common·Test</code>·Master·to |
| 154 | be·able·to·start·test·sessions·on·them.</p><p>Tests·are·started·by·calling·<a·href="ct_master.html#run/1"><code·class="inline">ct_master:run(TestSpecs)</code></a>·or | 154 | be·able·to·start·test·sessions·on·them.</p><p>Tests·are·started·by·calling·<a·href="ct_master.html#run/1"><code·class="inline">ct_master:run(TestSpecs)</code></a>·or |
| 155 | <a·href="ct_master.html#run/3"><code·class="inline">ct_master:run(TestSpecs,·InclNodes,·ExclNodes)</code></a></p><p><code·class="inline">TestSpecs</code>·is·either·the·name·of·a·test·specification·file·(string)·or·a·list | 155 | <a·href="ct_master.html#run/3"><code·class="inline">ct_master:run(TestSpecs,·InclNodes,·ExclNodes)</code></a></p><p><code·class="inline">TestSpecs</code>·is·either·the·name·of·a·test·specification·file·(string)·or·a·list |
| 156 | of·test·specifications.·If·it·is·a·list,·the·specifications·are·handled·(and·the | 156 | of·test·specifications.·If·it·is·a·list,·the·specifications·are·handled·(and·the |
| 157 | corresponding·tests·executed)·in·sequence.·An·element·in·a·<code·class="inline">TestSpecs</code>·list·can | 157 | corresponding·tests·executed)·in·sequence.·An·element·in·a·<code·class="inline">TestSpecs</code>·list·can |
| 158 | also·be·list·of·test·specifications.·The·specifications·in·such·a·list·are | 158 | also·be·list·of·test·specifications.·The·specifications·in·such·a·list·are |
| 159 | merged·into·one·combined·specification·before·test·execution.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct_master</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id=" | 159 | merged·into·one·combined·specification·before·test·execution.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct_master</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="7635754979-1">(</span><span·class="p"·data-group-id="7635754979-2">[</span><span·class="s">"ts1"</span><span·class="p">,</span><span·class="s">"ts2"</span><span·class="p">,</span><span·class="p"·data-group-id="7635754979-3">[</span><spa[·...·truncated·by·diffoscope;·len:·243,·SHA:·b31614008e91f04ba5f4ec70fad23df516704b3d79c858a4504f0afb192c6409·...·]-1">)</span></code></pre><p>Here,·the·tests·specified·by·"ts1"·run·first,·then·the·tests·specified·by·"ts2", |
| 160 | and·finally·the·tests·specified·by·both·"ts3"·and·"ts4".</p><p>The·<code·class="inline">InclNodes</code>·argument·to·<code·class="inline">run/3</code>·is·a·list·of·node·names.·Function·<code·class="inline">run/3</code> | 160 | and·finally·the·tests·specified·by·both·"ts3"·and·"ts4".</p><p>The·<code·class="inline">InclNodes</code>·argument·to·<code·class="inline">run/3</code>·is·a·list·of·node·names.·Function·<code·class="inline">run/3</code> |
| 161 | runs·the·tests·in·<code·class="inline">TestSpecs</code>·just·like·<code·class="inline">run/1</code>,·but·also·takes·any·test·in | 161 | runs·the·tests·in·<code·class="inline">TestSpecs</code>·just·like·<code·class="inline">run/1</code>,·but·also·takes·any·test·in |
| 162 | <code·class="inline">TestSpecs</code>,·which·is·not·explicitly·tagged·with·a·particular·node·name,·and | 162 | <code·class="inline">TestSpecs</code>,·which·is·not·explicitly·tagged·with·a·particular·node·name,·and |
| 163 | execute·it·on·the·nodes·listed·in·<code·class="inline">InclNodes</code>.·By·using·<code·class="inline">run/3</code>·this·way,·any | 163 | execute·it·on·the·nodes·listed·in·<code·class="inline">InclNodes</code>.·By·using·<code·class="inline">run/3</code>·this·way,·any |
| 164 | test·specification·can·be·used,·with·or·without·node·information,·in·a | 164 | test·specification·can·be·used,·with·or·without·node·information,·in·a |
| 165 | large-scale·test·environment.</p><p><code·class="inline">ExclNodes</code>·is·a·list·of·nodes·to·be·excluded·from·the·test.·That·is,·tests·that | 165 | large-scale·test·environment.</p><p><code·class="inline">ExclNodes</code>·is·a·list·of·nodes·to·be·excluded·from·the·test.·That·is,·tests·that |
| 166 | are·specified·in·the·test·specification·to·run·on·a·particular·node·are·not | 166 | are·specified·in·the·test·specification·to·run·on·a·particular·node·are·not |
| Offset 192, 40 lines modified | Offset 192, 40 lines modified | ||
| 192 | achieved·using·constants).·The·alias·is·declared·with·a·<code·class="inline">node</code>·term·as·follows:</p><p><code·class="inline">{node,·NodeAlias,·NodeName}</code></p><p>If·<code·class="inline">NodeRefs</code>·has·the·value·<code·class="inline">all_nodes</code>,·the·operation·or·test·is·performed·on | 192 | achieved·using·constants).·The·alias·is·declared·with·a·<code·class="inline">node</code>·term·as·follows:</p><p><code·class="inline">{node,·NodeAlias,·NodeName}</code></p><p>If·<code·class="inline">NodeRefs</code>·has·the·value·<code·class="inline">all_nodes</code>,·the·operation·or·test·is·performed·on |
| 193 | all·specified·test·nodes.·(Declaring·a·term·without·a·<code·class="inline">NodeRefs</code>·element·has·the | 193 | all·specified·test·nodes.·(Declaring·a·term·without·a·<code·class="inline">NodeRefs</code>·element·has·the |
| 194 | same·effect).·If·<code·class="inline">NodeRefs</code>·has·the·value·<code·class="inline">master</code>,·the·operation·is·only | 194 | same·effect).·If·<code·class="inline">NodeRefs</code>·has·the·value·<code·class="inline">master</code>,·the·operation·is·only |
| 195 | performed·on·the·<code·class="inline">Common·Test</code>·Master·node·(namely·set·the·log·directory·or | 195 | performed·on·the·<code·class="inline">Common·Test</code>·Master·node·(namely·set·the·log·directory·or |
| 196 | install·an·event·handler).</p><p>Consider·the·example·in·section | 196 | install·an·event·handler).</p><p>Consider·the·example·in·section |
| 197 | <a·href="run_test_chapter.html#test_specifications">Test·Specifications</a>·in·section | 197 | <a·href="run_test_chapter.html#test_specifications">Test·Specifications</a>·in·section |
| 198 | Running·Tests·and·Analysing·Results,·now·extended·with·node·information·and | 198 | Running·Tests·and·Analysing·Results,·now·extended·with·node·information·and |
| 199 | intended·to·be·executed·by·<code·class="inline">Common·Test</code>·Master:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 199 | intended·to·be·executed·by·<code·class="inline">Common·Test</code>·Master:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7295839935-1">{</span><span·class="ss">define</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'Top'</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/home/test"</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·10ea20c30c67dffb2456164da3910dbbc9838b07a3be8365343cd431720a2503·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="p"·data-group-id=" | 200 | </span><span·class="p"·data-group-id="7295839935-2">{</span><span·class="ss">define</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T1'</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'Top'/t1"</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·4ee94039fd2da02c5885ad91a3f5b29867eba25121ba7accb5083b51b4a2c723·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="p"·data-group-id=" | 201 | </span><span·class="p"·data-group-id="7295839935-3">{</span><span·class="ss">define</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T2'</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'Top'/t2"</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·4ee94039fd2da02c5885ad91a3f5b29867eba25121ba7accb5083b51b4a2c723·...·]-3">}</span><span·class="p">.</span><span·class="w"> |
| 202 | </span><span·class="p"·data-group-id=" | 202 | </span><span·class="p"·data-group-id="7295839935-4">{</span><span·class="ss">define</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T3'</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'Top'/t3"</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·4ee94039fd2da02c5885ad91a3f5b29867eba25121ba7accb5083b51b4a2c723·...·]-4">}</span><span·class="p">.</span><span·class="w"> |
| 203 | </span><span·class="p"·data-group-id=" | 203 | </span><span·class="p"·data-group-id="7295839935-5">{</span><span·class="ss">define</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'CfgFile'</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"config.cfg"</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·93e11b91b4a663957c65a5dc909fa84bb6f9d485b67bfff6ac25903915022f64·...·]-5">}</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="p"·data-group-id=" | 204 | </span><span·class="p"·data-group-id="7295839935-6">{</span><span·class="ss">define</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'Node'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ct_node</span><span·class="p"·data-group-id="72958399[·...·truncated·by·diffoscope;·len:·2,·SHA:·9f14025af0065b30e47e23ebb3b491d39ae8ed17d33739e5ff3827ffb3634953·...·]-6">}</span><span·class="p">.</span><span·class="w"> |
| 205 | </span><span·class="p"·data-group-id=" | 205 | </span><span·class="p"·data-group-id="7295839935-7">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'Node@host_x'</span><span·class="p"·data-group-id="72958[·...·truncated·by·diffoscope;·len:·5,·SHA:·579b8c593ff36b363cff8612d21dae8f09f663bb1625ed3f3eb967927e43b5fd·...·]-7">}</span><span·class="p">.</span><span·class="w"> |
| 206 | </span><span·class="p"·data-group-id=" | 206 | </span><span·class="p"·data-group-id="7295839935-8">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'Node@host_y'</span><span·class="p"·data-group-id="72958[·...·truncated·by·diffoscope;·len:·5,·SHA:·579b8c593ff36b363cff8612d21dae8f09f663bb1625ed3f3eb967927e43b5fd·...·]-8">}</span><span·class="p">.</span><span·class="w"> |
| 207 | </span><span·class="p"·data-group-id=" | 207 | </span><span·class="p"·data-group-id="7295839935-9">{</span><span·class="ss">logdir</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">master</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'Top'/master_logs"</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·631e4afc920e8cc49b48daaf9f2cbbe7d3953abd8292d1ddbde441aef168e353·...·]-9">}</span><span·class="p">.</span><span·class="w"> |
| 208 | </span><span·class="p"·data-group-id=" | 208 | </span><span·class="p"·data-group-id="7295839935-10">{</span><span·class="ss">logdir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'Top'/logs"</span><span·class="p"·data-group-id="7295839935-10">}</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="p"·data-group-id=" | 209 | </span><span·class="p"·data-group-id="7295839935-11">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'T1'/'CfgFile'"</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·812ca93bb0e30aab958c39e51d39902897ad6bd5b248dad0787ab6b2373363d4·...·]-11">}</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="p"·data-group-id=" | 210 | </span><span·class="p"·data-group-id="7295839935-12">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'T2'/'CfgFile'"</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·812ca93bb0e30aab958c39e51d39902897ad6bd5b248dad0787ab6b2373363d4·...·]-12">}</span><span·class="p">.</span><span·class="w"> |
| 211 | </span><span·class="p"·data-group-id=" | 211 | </span><span·class="p"·data-group-id="7295839935-13">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'T3'/'CfgFile'"</span><span·class="p"·data-group-id="7295839935-13">}</span><span·class="p">.</span><span·class="w"> |
| 212 | </span><span·class="p"·data-group-id=" | 212 | </span><span·class="p"·data-group-id="7295839935-14">{</span><span·class="ss">suites</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T1'</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·74,·SHA:·1c2d5aab6f4d846a6eed756f21697d819b36cf94dbded6cf48d223fa554bc3f3·...·]-14">}</span><span·class="p">.</span><span·class="w"> |
| 213 | </span><span·class="p"·data-group-id=" | 213 | </span><span·class="p"·data-group-id="7295839935-15">{</span><span·class="ss">skip_suites</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T1'</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·348,·SHA:·6091d96de955c0b5860a14a1cb5dd4e6dd7e286033aeaf210d3ad560ad136d23·...·]-15">}</span><span·class="p">.</span><span·class="w"> |
| 214 | </span><span·class="p"·data-group-id=" | 214 | </span><span·class="p"·data-group-id="7295839935-17">{</span><span·class="ss">skip_cases</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T1'</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·415,·SHA:·556fb6dd1eafc2305a1b2c6546a1410517489790cb28bc4e1fb473d7aca72eb4·...·]-17">}</span><span·class="p">.</span><span·class="w"> |
| 215 | </span><span·class="p"·data-group-id=" | 215 | </span><span·class="p"·data-group-id="7295839935-19">{</span><span·class="ss">skip_cases</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T1'</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·358,·SHA:·70d879f7477119423da8ebae50200116f5d0ef711882ebac16197b94bf1b934c·...·]-19">}</span><span·class="p">.</span><span·class="w"> |
| 216 | </span><span·class="p"·data-group-id=" | 216 | </span><span·class="p"·data-group-id="7295839935-21">{</span><span·class="ss">suites</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T2'</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·245,·SHA:·3a4452856a156f13d80cc78d3ed71939b847feb65344945ae0aa1dca73d378bf·...·]-21">}</span><span·class="p">.</span><span·class="w"> |
| 217 | </span><span·class="p"·data-group-id=" | 217 | </span><span·class="p"·data-group-id="7295839935-23">{</span><span·class="ss">cases</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T2'</span><span·class="p">,</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·370,·SHA:·44bb4e5ac1e61afaf364c7684c78e3056b56bfd15de7cc410699bc0740aebbfd·...·]-23">}</span><span·class="p">.</span><span·class="w"> |
| 218 | </span><span·class="p"·data-group-id=" | 218 | </span><span·class="p"·data-group-id="7295839935-25">{</span><span·class="ss">skip_suites</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T3'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">all</span><span·class="p">,</span><span·class="w"[·...·truncated·by·diffoscope;·len:·100,·SHA:·02fd8fc929aa1cab55ee328cc22e49c4e8f1bf77c260cada5837a59f36737771·...·]-25">}</span><span·class="p">.</span></code></pre><p>This·example·specifies·the·same·tests·as·the·original·example.·But·now·if |
| 219 | started·with·a·call·to·<code·class="inline">ct_master:run(TestSpecName)</code>,·test·<code·class="inline">t1</code>·is·executed·on | 219 | started·with·a·call·to·<code·class="inline">ct_master:run(TestSpecName)</code>,·test·<code·class="inline">t1</code>·is·executed·on |
| 220 | node·<code·class="inline">ct_node@host_x</code>·(<code·class="inline">node1</code>),·test·<code·class="inline">t2</code>·on·<code·class="inline">ct_node@host_y</code>·(<code·class="inline">node2</code>)·and | 220 | node·<code·class="inline">ct_node@host_x</code>·(<code·class="inline">node1</code>),·test·<code·class="inline">t2</code>·on·<code·class="inline">ct_node@host_y</code>·(<code·class="inline">node2</code>)·and |
| 221 | test·<code·class="inline">t3</code>·on·both·<code·class="inline">node1</code>·and·<code·class="inline">node2</code>.·Configuration·file·<code·class="inline">t1</code>·is·only·read·on | 221 | test·<code·class="inline">t3</code>·on·both·<code·class="inline">node1</code>·and·<code·class="inline">node2</code>.·Configuration·file·<code·class="inline">t1</code>·is·only·read·on |
| 222 | <code·class="inline">node1</code>·and·configuration·file·<code·class="inline">t2</code>·only·on·<code·class="inline">node2</code>,·while·the·configuration | 222 | <code·class="inline">node1</code>·and·configuration·file·<code·class="inline">t2</code>·only·on·<code·class="inline">node2</code>,·while·the·configuration |
| 223 | file·<code·class="inline">t3</code>·is·read·on·both·<code·class="inline">node1</code>·and·<code·class="inline">node2</code>.·Both·test·nodes·write·log·files | 223 | file·<code·class="inline">t3</code>·is·read·on·both·<code·class="inline">node1</code>·and·<code·class="inline">node2</code>.·Both·test·nodes·write·log·files |
| 224 | to·the·same·directory.·(However,·the·<code·class="inline">Common·Test</code>·Master·node·uses·a·different | 224 | to·the·same·directory.·(However,·the·<code·class="inline">Common·Test</code>·Master·node·uses·a·different |
| 225 | log·directory·than·the·test·nodes.)</p><p>If·the·test·session·is·instead·started·with·a·call·to | 225 | log·directory·than·the·test·nodes.)</p><p>If·the·test·session·is·instead·started·with·a·call·to |
| Offset 240, 21 lines modified | Offset 240, 21 lines modified | ||
| 240 | always·performed·too,·of·course.</p><h2·id="automatic-startup-of-test-target-nodes"·class="section-heading"> | 240 | always·performed·too,·of·course.</p><h2·id="automatic-startup-of-test-target-nodes"·class="section-heading"> |
| 241 | ··<a·href="#automatic-startup-of-test-target-nodes"·class="hover-link"> | 241 | ··<a·href="#automatic-startup-of-test-target-nodes"·class="hover-link"> |
| 242 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 242 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 243 | ··</a> | 243 | ··</a> |
| 244 | ··<span·class="text">Automatic·Startup·of·Test·Target·Nodes</span> | 244 | ··<span·class="text">Automatic·Startup·of·Test·Target·Nodes</span> |
| 245 | </h2> | 245 | </h2> |
| 246 | <p><a·href=""·id="ct_slave"></a></p><p>Initial·actions·can·be·started·and·performed·automatically·on·test·target·nodes | 246 | <p><a·href=""·id="ct_slave"></a></p><p>Initial·actions·can·be·started·and·performed·automatically·on·test·target·nodes |
| 247 | using·test·specification·term·<code·class="inline">init</code>.</p><p>Two·subterms·are·supported,·<code·class="inline">node_start</code>·and·<code·class="inline">eval</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0 | 247 | using·test·specification·term·<code·class="inline">init</code>.</p><p>Two·subterms·are·supported,·<code·class="inline">node_start</code>·and·<code·class="inline">eval</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9014209836-1">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1@host1</span><span·class="p"·data-group-id="9014209836-1">}</span><span·class="p">.</span><span·class="w"> |
| 248 | </span><span·class="p"·data-group-id="0 | 248 | </span><span·class="p"·data-group-id="9014209836-2">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1@host2</span><span·class="p"·data-group-id="9014209836-2">}</span><span·class="p">.</span><span·class="w"> |
| 249 | </span><span·class="p"·data-group-id="0 | 249 | </span><span·class="p"·data-group-id="9014209836-3">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node2@host2</span><span·class="p"·data-group-id="9014209836-3">}</span><span·class="p">.</span><span·class="w"> |
| 250 | </span><span·class="p"·data-group-id="0 | 250 | </span><span·class="p"·data-group-id="9014209836-4">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1@host3</span><span·class="p"·data-group-id="9014209836-4">}</span><span·class="p">.</span><span·class="w"> |
| 251 | </span><span·class="p"·data-group-id="0643602477-5">{</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0643602477-6">[</span><span·class="p"·data-group-id="0643602477-7">{</span><span·class="ss">node_start</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0643602477-8">[</span><span·class="p"·data-group-id="0643602477-9">{</span><span·class="ss">callback_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_slave_callback</span><span·class="p"·data-group-id="0643602477-9">}</span><span·class="p"·data-group-id="0643602477-8">]</span><span·class="p"·data-group-id="0643602477-7">}</span><span·class="p"·data-group-id="0643602477-6">]</span><span·class="p"·data-group-id="0643602477-5">}</span><span·class="p">.</span><span·class="w"> | ||
| 252 | </span><span·class="p"·data-group-id="0643602477-10">{</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0643602477-11">[</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node3</span><span·class="p"·data-group-id="0643602477-11">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0643602477-12">{</span><span·class="ss">node_start</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0643602477-13">[</span><span·class="p"·data-group-id="0643602477-14">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"ct_user"</span><span·class="p"·data-group-id="0643602477-14">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0643602477-15">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"ct_password"</span><span·class="p"·data-group-id="0643602477-15">}</span><span·class="p"·data-group-id="0643602477-13">]</span><span·class="p"·data-group-id="0643602477-12">}</span><span·class="p"·data-group-id="0643602477-10">}</span><span·class="p">.</span><span·class="w"> | ||
| 253 | </span><span·class="p"·data-group-id="0 | 251 | </span><span·class="p"·data-group-id="9014209836-5">{</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9014209836-6">[</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·646,·SHA:·2ab9abfc1f3984165811d49e80e6b72328d639ff125c2116aa7a8b596d277e26·...·] |
| 252 | </span><span·class="p"·data-group-id="9014209836-10">{</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9014209836-11">[</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node3</span><span·class="p"·data-group-id="9014209836-11">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9014209836-12">{</span><span·class="ss">node_start</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9014209836-13">[</span><span·class="p"·data-group-id="9014209836-14">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"ct_user"</span><span·class="p"·data-group-id="9014209836-14">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9014209836-15">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"ct_password"</span><span·class="p"·data-group-id="9014209836-15">}</span><span·class="p"·data-group-id="9014209836-13">]</span><span·class="p"·data-group-id="9014209836-12">}</span><span·class="p"·data-group-id="9014209836-10">}</span><span·class="p">.</span><span·class="w"> | ||
| 253 | </span><span·class="p"·data-group-id="9014209836-16">{</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9014209836-17">{</span><span·class="ss">eval</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9014209836-18">{</span><span·class="ss">module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">function</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9014209836-19">[</span><span·class="p"·data-group-id="9014209836-19">]</span><span·class="p"·data-group-id="9014209836-18">}</span><span·class="p"·data-group-id="9014209836-17">}</span><span·class="p"·data-group-id="9014209836-16">}</span><span·class="p">.</span></code></pre><p>This·test·specification·declares·that·<code·class="inline">node1@host1</code>·is·to·be·started·using·the | ||
| 254 | user·callback·function·<code·class="inline">callback_module:my_slave_callback/0</code>,·and·nodes | 254 | user·callback·function·<code·class="inline">callback_module:my_slave_callback/0</code>,·and·nodes |
| 255 | <code·class="inline">node1@host2</code>·and·<code·class="inline">node2@host2</code>·are·to·be·started·with·the·default·callback | 255 | <code·class="inline">node1@host2</code>·and·<code·class="inline">node2@host2</code>·are·to·be·started·with·the·default·callback |
| 256 | module·<code·class="inline">ct_slave</code>.·The·specified·username·and·password·are·used·to·log·on·to | 256 | module·<code·class="inline">ct_slave</code>.·The·specified·username·and·password·are·used·to·log·on·to |
| 257 | remote·host·<code·class="inline">host2</code>.·Also,·function·<code·class="inline">module:function/0</code>·is·evaluated·on | 257 | remote·host·<code·class="inline">host2</code>.·Also,·function·<code·class="inline">module:function/0</code>·is·evaluated·on |
| 258 | <code·class="inline">node1@host3</code>,·and·the·result·of·this·call·is·printed·to·the·log.</p><p>The·default·callback·module·<a·href="ct_slave.html"><code·class="inline">ct_slave</code></a>,·has·the·following·features:</p><ul><li>Starting·Erlang·target·nodes·on·local·or·remote·hosts·(application·<code·class="inline">SSH</code>·is | 258 | <code·class="inline">node1@host3</code>,·and·the·result·of·this·call·is·printed·to·the·log.</p><p>The·default·callback·module·<a·href="ct_slave.html"><code·class="inline">ct_slave</code></a>,·has·the·following·features:</p><ul><li>Starting·Erlang·target·nodes·on·local·or·remote·hosts·(application·<code·class="inline">SSH</code>·is |
| 259 | used·for·communication).</li><li>Ability·to·start·an·Erlang·emulator·with·more·flags·(any·flags·supported·by | 259 | used·for·communication).</li><li>Ability·to·start·an·Erlang·emulator·with·more·flags·(any·flags·supported·by |
| 260 | <code·class="inline">erl</code>·are·supported).</li><li>Supervision·of·a·node·being·started·using·internal·callback·functions.·Used·to | 260 | <code·class="inline">erl</code>·are·supported).</li><li>Supervision·of·a·node·being·started·using·internal·callback·functions.·Used·to |
| Offset 310, 15 lines modified | Offset 310, 15 lines modified | ||
| 310 | ······<p·class="built-using"> | 310 | ······<p·class="built-using"> |
| 311 | ········Built·using | 311 | ········Built·using |
| 312 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 312 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 313 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 313 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 314 | ······</p> | 314 | ······</p> |
| 315 | <p>Copyright·©·1996-202 | 315 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 316 | ····</footer> | 316 | ····</footer> |
| 317 | ··</div> | 317 | ··</div> |
| 318 | </main> | 318 | </main> |
| 319 | </div> | 319 | </div> |
| 320 | <script> | 320 | <script> |
| 321 | ··function·mermaidLoaded()·{ | 321 | ··function·mermaidLoaded()·{ |
| 322 | ····mermaid.initialize({ | 322 | ····mermaid.initialize({ |
| Offset 133, 50 lines modified | Offset 133, 50 lines modified | ||
| 133 | and·with·support·for·RFC·5277,·NETCONF·Event·Notifications.</p><p><a·href=""·id="Connecting"></a></p><p><em>Connecting·to·a·NETCONF·server</em></p><p>Call·<a·href="#connect/1"><code·class="inline">connect/1,2</code></a>·to·establish·a·connection·to·a·server,·then | 133 | and·with·support·for·RFC·5277,·NETCONF·Event·Notifications.</p><p><a·href=""·id="Connecting"></a></p><p><em>Connecting·to·a·NETCONF·server</em></p><p>Call·<a·href="#connect/1"><code·class="inline">connect/1,2</code></a>·to·establish·a·connection·to·a·server,·then |
| 134 | pass·the·returned·handle·to·<a·href="#session/1"><code·class="inline">session/1-3</code></a>·to·establish·a·NETCONF | 134 | pass·the·returned·handle·to·<a·href="#session/1"><code·class="inline">session/1-3</code></a>·to·establish·a·NETCONF |
| 135 | session·on·a·new·SSH·channel.·Each·call·to·<a·href="#session/1"><code·class="inline">session/1-3</code></a> | 135 | session·on·a·new·SSH·channel.·Each·call·to·<a·href="#session/1"><code·class="inline">session/1-3</code></a> |
| 136 | establishes·a·new·session·on·the·same·connection,·and·results·in·a·hello·message | 136 | establishes·a·new·session·on·the·same·connection,·and·results·in·a·hello·message |
| 137 | to·the·server.</p><p>Alternately,·<a·href="#open/1"><code·class="inline">open/1,2</code></a>·can·be·used·to·establish·a·single·session·on | 137 | to·the·server.</p><p>Alternately,·<a·href="#open/1"><code·class="inline">open/1,2</code></a>·can·be·used·to·establish·a·single·session·on |
| 138 | a·dedicated·connection.·(Or,·equivalently,·<a·href="#only_open/1"><code·class="inline">only_open/1,2</code></a> | 138 | a·dedicated·connection.·(Or,·equivalently,·<a·href="#only_open/1"><code·class="inline">only_open/1,2</code></a> |
| 139 | followed·by·<a·href="#hello/1"><code·class="inline">hello/1-3</code></a>.)</p><p>Connect/session·options·can·be·specified·in·a·configuration·file·with·entries | 139 | followed·by·<a·href="#hello/1"><code·class="inline">hello/1-3</code></a>.)</p><p>Connect/session·options·can·be·specified·in·a·configuration·file·with·entries |
| 140 | like·the·following.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 140 | like·the·following.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6019907093-1">{</span><span·class="nf">server_id</span><span·class="p"·data-group-id="6019907093-2">(</span><span·class="p"·data-group-id="6019907093-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6019907093-3">[<[·...·truncated·by·diffoscope;·len:·236,·SHA:·5fa90a57143c97b055b5ddf21bb2f3d5e459dfd724bfa3bd8492e2a41493c8ce·...·]-1">}</span><span·class="p">.</span></code></pre><p>The·<a·href="#t:server_id/0"><code·class="inline">server_id/0</code></a>·or·an·associated·<a·href="ct.html#t:target_name/0"><code·class="inline">ct:target_name/0</code></a>·can·then·be·passed·to |
| 141 | the·aforementioned·functions·to·use·the·referenced·configuration.</p><p><a·href=""·id="Signaling"></a></p><p><em>Signaling</em></p><p>Protocol·operations·in·the·NETCONF·protocol·are·realized·as·remote·procedure | 141 | the·aforementioned·functions·to·use·the·referenced·configuration.</p><p><a·href=""·id="Signaling"></a></p><p><em>Signaling</em></p><p>Protocol·operations·in·the·NETCONF·protocol·are·realized·as·remote·procedure |
| 142 | calls·(RPCs)·from·client·to·server·and·a·corresponding·reply·from·server·to | 142 | calls·(RPCs)·from·client·to·server·and·a·corresponding·reply·from·server·to |
| 143 | client.·RPCs·are·sent·using·like-named·functions·(eg. | 143 | client.·RPCs·are·sent·using·like-named·functions·(eg. |
| 144 | <a·href="#edit_config/3"><code·class="inline">edit_config/3-5</code></a>·to·send·an·edit-config·RPC),·with·the | 144 | <a·href="#edit_config/3"><code·class="inline">edit_config/3-5</code></a>·to·send·an·edit-config·RPC),·with·the |
| 145 | server·reply·as·return·value.·There·are·functions·for·each·RPC·defined·in·RFC | 145 | server·reply·as·return·value.·There·are·functions·for·each·RPC·defined·in·RFC |
| 146 | 6241·and·the·create-subscription·RPC·from·RFC·5277,·all·of·which·are·wrappers·on | 146 | 6241·and·the·create-subscription·RPC·from·RFC·5277,·all·of·which·are·wrappers·on |
| 147 | <a·href="#send_rpc/2"><code·class="inline">send_rpc/2,3</code></a>,·that·can·be·used·to·send·an·arbitrary·RPC·not | 147 | <a·href="#send_rpc/2"><code·class="inline">send_rpc/2,3</code></a>,·that·can·be·used·to·send·an·arbitrary·RPC·not |
| 148 | defined·in·RFC·6241·or·RFC·5277.</p><p>All·of·the·signaling·functions·have·one·variant·with·a·<code·class="inline">Timeout</code>·argument·and | 148 | defined·in·RFC·6241·or·RFC·5277.</p><p>All·of·the·signaling·functions·have·one·variant·with·a·<code·class="inline">Timeout</code>·argument·and |
| 149 | one·without,·corresponding·to·an·infinite·timeout.·The·latter·is·inappropriate | 149 | one·without,·corresponding·to·an·infinite·timeout.·The·latter·is·inappropriate |
| 150 | in·most·cases·since·a·non-response·by·the·server·or·a·missing·message-id·causes | 150 | in·most·cases·since·a·non-response·by·the·server·or·a·missing·message-id·causes |
| 151 | the·call·to·hang·indefinitely.</p><p><a·href=""·id="Logging"></a></p><p><em>Logging</em></p><p>The·NETCONF·server·uses·<code·class="inline">error_logger</code>·for·logging·of·NETCONF·traffic.·A·special | 151 | the·call·to·hang·indefinitely.</p><p><a·href=""·id="Logging"></a></p><p><em>Logging</em></p><p>The·NETCONF·server·uses·<code·class="inline">error_logger</code>·for·logging·of·NETCONF·traffic.·A·special |
| 152 | purpose·error·handler·is·implemented·in·<code·class="inline">ct_conn_log_h</code>.·To·use·this·error | 152 | purpose·error·handler·is·implemented·in·<code·class="inline">ct_conn_log_h</code>.·To·use·this·error |
| 153 | handler,·add·the·<code·class="inline">cth_conn_log</code>·hook·in·the·test·suite,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 153 | handler,·add·the·<code·class="inline">cth_conn_log</code>·hook·in·the·test·suite,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="5880403670-1">(</span><span·class="p"·data-group-id="5880403670-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 154 | ····</span><span·class="p"·data-group-id=" | 154 | ····</span><span·class="p"·data-group-id="5880403670-2">[</span><span·class="p"·data-group-id="5880403670-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5880403670-4">[</span><span·class="p"·data-group-id="5880403670-5">{</[·...·truncated·by·diffoscope;·len:·937,·SHA:·acb7f3d9c123976cabea0d67998185d196e92c7524f0681e3ac40ed138b171f3·...·]-2">]</span><span·class="p">.</span></code></pre><p><code·class="inline">conn_log_mod()</code>·is·the·name·of·the·<code·class="inline">Common·Test</code>·module·implementing·the |
| 155 | connection·protocol,·for·example,·<code·class="inline">ct_netconfc</code>.</p><p>Hook·option·<code·class="inline">log_type</code>·specifies·the·type·of·logging:</p><ul><li><p><strong><code·class="inline">raw</code></strong>·-·The·sent·and·received·NETCONF·data·is·logged·to·a·separate·text | 155 | connection·protocol,·for·example,·<code·class="inline">ct_netconfc</code>.</p><p>Hook·option·<code·class="inline">log_type</code>·specifies·the·type·of·logging:</p><ul><li><p><strong><code·class="inline">raw</code></strong>·-·The·sent·and·received·NETCONF·data·is·logged·to·a·separate·text |
| 156 | file·"as·is"·without·any·formatting.·A·link·to·the·file·is·added·to·the·test | 156 | file·"as·is"·without·any·formatting.·A·link·to·the·file·is·added·to·the·test |
| 157 | case·HTML·log.</p></li><li><p><strong><code·class="inline">pretty</code></strong>·-·The·sent·and·received·NETCONF·data·is·logged·to·a·separate·text | 157 | case·HTML·log.</p></li><li><p><strong><code·class="inline">pretty</code></strong>·-·The·sent·and·received·NETCONF·data·is·logged·to·a·separate·text |
| 158 | file·with·XML·data·nicely·indented.·A·link·to·the·file·is·added·to·the·test | 158 | file·with·XML·data·nicely·indented.·A·link·to·the·file·is·added·to·the·test |
| 159 | case·HTML·log.</p></li><li><p><strong><code·class="inline">html·(default)</code></strong>·-·The·sent·and·received·NETCONF·traffic·is·pretty·printed | 159 | case·HTML·log.</p></li><li><p><strong><code·class="inline">html·(default)</code></strong>·-·The·sent·and·received·NETCONF·traffic·is·pretty·printed |
| 160 | directly·in·the·test·case·HTML·log.</p></li><li><p><strong><code·class="inline">silent</code></strong>·-·NETCONF·traffic·is·not·logged.</p></li></ul><p>By·default,·all·NETCONF·traffic·is·logged·in·one·single·log·file.·However, | 160 | directly·in·the·test·case·HTML·log.</p></li><li><p><strong><code·class="inline">silent</code></strong>·-·NETCONF·traffic·is·not·logged.</p></li></ul><p>By·default,·all·NETCONF·traffic·is·logged·in·one·single·log·file.·However, |
| 161 | different·connections·can·be·logged·in·separate·files.·To·do·this,·use·hook | 161 | different·connections·can·be·logged·in·separate·files.·To·do·this,·use·hook |
| 162 | option·<code·class="inline">hosts</code>·and·list·the·names·of·the·servers/connections·to·be·used·in·the | 162 | option·<code·class="inline">hosts</code>·and·list·the·names·of·the·servers/connections·to·be·used·in·the |
| 163 | suite.·The·connections·must·be·named·for·this·to·work,·that·is,·they·must·be | 163 | suite.·The·connections·must·be·named·for·this·to·work,·that·is,·they·must·be |
| 164 | opened·with·<a·href="#open/2"><code·class="inline">open/2</code></a>.</p><p>Option·<code·class="inline">hosts</code>·has·no·effect·if·<code·class="inline">log_type</code>·is·set·to·<code·class="inline">html</code>·or·<code·class="inline">silent</code>.</p><p>The·hook·options·can·also·be·specified·in·a·configuration·file·with | 164 | opened·with·<a·href="#open/2"><code·class="inline">open/2</code></a>.</p><p>Option·<code·class="inline">hosts</code>·has·no·effect·if·<code·class="inline">log_type</code>·is·set·to·<code·class="inline">html</code>·or·<code·class="inline">silent</code>.</p><p>The·hook·options·can·also·be·specified·in·a·configuration·file·with |
| 165 | configuration·variable·<code·class="inline">ct_conn_log</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3318341155-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="p"·data-group-id="3318341155-2">[</span><span·class="p"·data-group-id="3318341155-3">{</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">conn_log_mod</span><span·class="p"·data-group-id="3318341155-4">(</span><span·class="p"·data-group-id="3318341155-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">conn_log_options</span><span·class="p"·data-group-id="3318341155-5">(</span><span·class="p"·data-group-id="3318341155-5">)</span><span·class="p"·data-group-id="3318341155-3">}</span><span·class="p"·data-group-id="3318341155-2">]</span><span·class="p"·data-group-id="3318341155-1">}</span><span·class="p">.</span></code></pre><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6324568939-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="p"·data-group-id="6324568939-2">[</span><span·class="p"·data-group-id="6324568939-3">{</span><span·class="ss">ct_netconfc</span><span·class="p">,</span><span·class="p"·data-group-id="6324568939-4">[</span><span·class="p"·data-group-id="6324568939-5">{</span><span·class="ss">log_type</span><span·class="p">,</span><span·class="ss">pretty</span><span·class="p"·data-group-id="6324568939-5">}</span><span·class="p">,</span><span·class="w"> | ||
| 166 | 165 | configuration·variable·<code·class="inline">ct_conn_log</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3005253650-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·1338,·SHA:·adba312400cca2d63883f45e0b503dbe4bf7b2c9d979dcf0708dfd51c5753645·...·] | |
| 166 | ····························</span><span·class="p"·data-group-id="4652515786-6">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="4652515786-7">[</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">key_or_name</span><span·class="p"·data-group-id="4652515786-8">(</span><span·class="p"·data-group-id="4652515786-8">)</span><span·class="p"·data-group-id="4652515786-7">]</span><span·class="p"·data-group-id="4652515786-6">}</span><span·class="p"·data-group-id="4652515786-4">]</span><span·class="p"·data-group-id="4652515786-3">}</span><span·class="p"·data-group-id="4652515786-2">]</span><span·class="p"·data-group-id="4652515786-1">}</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Hook·options·specified·in·a·configuration·file·overwrite·the·hard-coded·hook | ||
| 167 | options·in·the·test·suite.</p></section><p><em>Logging·Example·1:</em></p><p><a·href=""·id="Logging_example_1"></a></p><p>The·following·<code·class="inline">ct_hooks</code>·statement·causes·pretty·printing·of·NETCONF·traffic·to | 167 | options·in·the·test·suite.</p></section><p><em>Logging·Example·1:</em></p><p><a·href=""·id="Logging_example_1"></a></p><p>The·following·<code·class="inline">ct_hooks</code>·statement·causes·pretty·printing·of·NETCONF·traffic·to |
| 168 | separate·logs·for·the·connections·named·<code·class="inline">nc_server1</code>·and·<code·class="inline">nc_server2</code>.·Any·other | 168 | separate·logs·for·the·connections·named·<code·class="inline">nc_server1</code>·and·<code·class="inline">nc_server2</code>.·Any·other |
| 169 | connections·are·logged·to·default·NETCONF·log.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 169 | connections·are·logged·to·default·NETCONF·log.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="7639053396-1">(</span><span·class="p"·data-group-id="7639053396-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 170 | ···</span><span·class="p"·data-group-id="4973816822-2">[</span><span·class="p"·data-group-id="4973816822-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4973816822-4">[</span><span·class="p"·data-group-id="4973816822-5">{</span><span·class="ss">cth_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4973816822-6">[</span><span·class="p"·data-group-id="4973816822-7">{</span><span·class="ss">ct_netconfc</span><span·class="p">,</span><span·class="p"·data-group-id="4973816822-8">[</span><span·class="p"·data-group-id="4973816822-9">{</span><span·class="ss">log_type</span><span·class="p">,</span><span·class="ss">pretty</span><span·class="p"·data-group-id="4973816822-9">}</span><span·class="p">}</span><span·class="p">,</span><span·class="w"> | ||
| 171 | ··············································</span><span·class="p"·data-group-id="4973816822-10">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="4973816822-11">[</span><span·class="ss">nc_server1</span><span·class="p">,</span><span·class="ss">nc_server2</span><span·class="p"·data-group-id="4973816822-11">]</span><span·class="p"·data-group-id="4973816822-10">}</span><span·class="p"·data-group-id="4973816822-8">]</span><span·class="p"·data-group-id="4973816822-7">}</span><span·class="w"> | ||
| 172 | ··· | 170 | ···</span><span·class="p"·data-group-id="7639053396-2">[</span><span·class="p"·data-group-id="7639053396-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7639053396-4">[</span><span·clas[·...·truncated·by·diffoscope;·len:·554,·SHA:·1d8eb48483f3e24dd62ed69de4f7c223ada27ee31e7917a1ae1d9630db5c7878·...·]</span><span·class="p">,</span><span·class="w"> |
| 171 | ··············································</span><span·class="p"·data-group-id="7639053396-10">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="7639053396-11">[</span><span·class="ss">nc_server1</span><span·class="p">,</span><span·class="ss">nc_server2</span><span·class="p"·data-group-id="7639053396-11">]</span><span·class="p"·data-group-id="7639053396-10">}</span><span·class="p"·data-group-id="7639053396-8">]</span><span·class="p"·data-group-id="7639053396-7">}</span><span·class="w"> | ||
| 172 | ·······························</span><span·class="p"·data-group-id="7639053396-6">]</span><span·class="p"·data-group-id="7639053396-5">}</span><span·class="p"·data-group-id="7639053396-4">]</span><span·class="p"·data-group-id="7639053396-3">}</span><span·class="p"·data-group-id="7639053396-2">]</span><span·class="p">.</span></code></pre><p>Connections·must·be·opened·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">open</span><span·class="p"·data-group-id="0076624004-1">(</span><span·class="ss">nc_server1</span><span·class="p">,</span><span·class="p"·data-group-id="0076624004-2">[</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="0076624004-2">]</span><span·class="p"·data-group-id="0076624004-1">)</span><span·class="p">,</span><span·class="w"> | ||
| 173 | </span><span·class="nf">open</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">open</span><span·class="p"·data-group-id="0076624004-3">(</span><span·class="ss">nc_server2</span><span·class="p">,</span><span·class="p"·data-group-id="0076624004-4">[</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="0076624004-4">]</spa[·...·truncated·by·diffoscope;·len:·41,·SHA:·65b82ac3cfbb39919192cf82e2528f0b1b997fc48903badfcb5b628043e48253·...·]04-3">)</span><span·class="p">.</span></code></pre><p><em>Logging·Example·2:</em></p><p><a·href=""·id="Logging_example_2"></a></p><p>The·following·configuration·file·causes·raw·logging·of·all·NETCONF·traffic·in·to |
| 174 | one·single·text·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 174 | one·single·text·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9657023997-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="p"·data-group-id="9657023997-2">[</span><span·class="p"·data-group-id="9657023997-3">{</span><span·class="ss">ct_netconfc</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·731,·SHA:·51c0add1718032c01eb2947c2e388f77add789e33f7b46ceed4e77e6c0676dfe·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 175 | ····</span><span·class="p"·data-group-id=" | 175 | ····</span><span·class="p"·data-group-id="3440025986-2">[</span><span·class="p"·data-group-id="3440025986-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3440025986-4">[</span><span·class="p"·data-group-id="3440025986-5">{</[·...·truncated·by·diffoscope;·len:·395,·SHA:·f19ac9a3a92b1be6e763236dfe9125b161da00426c48ea02b223b9682dcc9960·...·]-2">]</span><span·class="p">.</span></code></pre><p>The·same·<code·class="inline">ct_hooks</code>·statement·without·the·configuration·file·would·cause·HTML |
| 176 | logging·of·all·NETCONF·connections·in·to·the·test·case·HTML·log.</p> | 176 | logging·of·all·NETCONF·connections·in·to·the·test·case·HTML·log.</p> |
| 177 | ····</section> | 177 | ····</section> |
| 178 | </div> | 178 | </div> |
| 179 | ··<section·id="summary"·class="details-list"> | 179 | ··<section·id="summary"·class="details-list"> |
| 180 | ····<h1·class="section-heading"> | 180 | ····<h1·class="section-heading"> |
| Offset 2097, 16 lines modified | Offset 2097, 16 lines modified | ||
| 2097 | ·························Result·::·ok·|·{error,·<a·href="#t:error_reason/0">error_reason</a>()}.</pre> | 2097 | ·························Result·::·ok·|·{error,·<a·href="#t:error_reason/0">error_reason</a>()}.</pre> |
| 2098 | ······</div> | 2098 | ······</div> |
| 2099 | <p>Edits·configuration·data.</p><p>By·default·only·the·running·target·is·available,·unless·the·server·includes | 2099 | <p>Edits·configuration·data.</p><p>By·default·only·the·running·target·is·available,·unless·the·server·includes |
| 2100 | <code·class="inline">:candidate</code>·or·<code·class="inline">:startup</code>·in·its·list·of·capabilities.</p><p><code·class="inline">OptParams</code>·can·be·used·for·specifying·optional·parameters·(<code·class="inline">default-operation</code>, | 2100 | <code·class="inline">:candidate</code>·or·<code·class="inline">:startup</code>·in·its·list·of·capabilities.</p><p><code·class="inline">OptParams</code>·can·be·used·for·specifying·optional·parameters·(<code·class="inline">default-operation</code>, |
| 2101 | <code·class="inline">test-option</code>,·or·<code·class="inline">error-option</code>)·to·be·added·to·the·<code·class="inline">edit-config</code>·request.·The | 2101 | <code·class="inline">test-option</code>,·or·<code·class="inline">error-option</code>)·to·be·added·to·the·<code·class="inline">edit-config</code>·request.·The |
| 2102 | value·must·be·a·list·containing·valid·simple·XML,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 2102 | value·must·be·a·list·containing·valid·simple·XML,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1457854356-1">[</span><span·class="p"·data-group-id="1457854356-2">{</span><span·class="ss">'default-operation'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1457854356-3">[</span><span·class="s">"none&qu[·...·truncated·by·diffoscope;·len:·104,·SHA:·f0837a3947e0ecdd14916eafa934fcfedb635fed1c3712e5eaa202263511cdd4·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 2103 | ·</span><span·class="p"·data-group-id=" | 2103 | ·</span><span·class="p"·data-group-id="1457854356-4">{</span><span·class="ss">'error-option'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1457854356-5">[</span><span·class="s">"rollback-on-error"</span><span·class="p"·data-group-id="1457[·...·truncated·by·diffoscope;·len:·112,·SHA:·261d7b37d052cb9853779d0963ef00df7f521d09d1a6cb43b8e4ba2498bc1518·...·]-1">]</span></code></pre><p>If·<code·class="inline">OptParams</code>·is·not·given,·the·default·value·<code·class="inline">[]</code>·is·used.</p> |
| 2104 | ··</section> | 2104 | ··</section> |
| 2105 | </section> | 2105 | </section> |
| 2106 | <section·class="detail"·id="get/2"> | 2106 | <section·class="detail"·id="get/2"> |
| 2107 | ··<div·class="detail-header"> | 2107 | ··<div·class="detail-header"> |
| 2108 | ····<a·href="#get/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2108 | ····<a·href="#get/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 2109 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 2109 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3158, 15 lines modified | Offset 3158, 15 lines modified | ||
| 3158 | ······<p·class="built-using"> | 3158 | ······<p·class="built-using"> |
| 3159 | ········Built·using | 3159 | ········Built·using |
| 3160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3162 | ······</p> | 3162 | ······</p> |
| 3163 | <p>Copyright·©·1996-202 | 3163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3164 | ····</footer> | 3164 | ····</footer> |
| 3165 | ··</div> | 3165 | ··</div> |
| 3166 | </main> | 3166 | </main> |
| 3167 | </div> | 3167 | </div> |
| 3168 | <script> | 3168 | <script> |
| 3169 | ··function·mermaidLoaded()·{ | 3169 | ··function·mermaidLoaded()·{ |
| 3170 | ····mermaid.initialize({ | 3170 | ····mermaid.initialize({ |
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| 131 | <p>Support·in·Common·Test·for·running·property-based·tests.</p><p>This·module·helps·running·property-based·tests·in·the·<code·class="inline">Common·Test</code>·framework. | 131 | <p>Support·in·Common·Test·for·running·property-based·tests.</p><p>This·module·helps·running·property-based·tests·in·the·<code·class="inline">Common·Test</code>·framework. |
| 132 | One·(or·more)·of·the·property·testing·tools</p><ul><li><a·href="http://www.quviq.com">QuickCheck</a>,</li><li><a·href="https://proper-testing.github.io">PropEr</a>·or</li><li><a·href="https://github.com/krestenkrab/triq">Triq</a></li></ul><p>is·assumed·to·be·installed.</p><p>The·idea·with·this·module·is·to·have·a·<code·class="inline">Common·Test</code>·test·suite·calling·a | 132 | One·(or·more)·of·the·property·testing·tools</p><ul><li><a·href="http://www.quviq.com">QuickCheck</a>,</li><li><a·href="https://proper-testing.github.io">PropEr</a>·or</li><li><a·href="https://github.com/krestenkrab/triq">Triq</a></li></ul><p>is·assumed·to·be·installed.</p><p>The·idea·with·this·module·is·to·have·a·<code·class="inline">Common·Test</code>·test·suite·calling·a |
| 133 | property·testing·tool·with·special·property·test·suites·as·defined·by·that·tool. | 133 | property·testing·tool·with·special·property·test·suites·as·defined·by·that·tool. |
| 134 | The·tests·are·collected·in·the·<code·class="inline">test</code>·directory·of·the·application.·The·<code·class="inline">test</code> | 134 | The·tests·are·collected·in·the·<code·class="inline">test</code>·directory·of·the·application.·The·<code·class="inline">test</code> |
| 135 | directory·has·a·subdirectory·<code·class="inline">property_test</code>,·where·everything·needed·for·the | 135 | directory·has·a·subdirectory·<code·class="inline">property_test</code>,·where·everything·needed·for·the |
| 136 | property·tests·are·collected.·The·usual·Erlang·application·directory·structure | 136 | property·tests·are·collected.·The·usual·Erlang·application·directory·structure |
| 137 | is·assumed.</p><p>A·typical·<code·class="inline">Common·Test</code>·test·suite·using·<code·class="inline">ct_property_test</code>·is·organized·as | 137 | is·assumed.</p><p>A·typical·<code·class="inline">Common·Test</code>·test·suite·using·<code·class="inline">ct_property_test</code>·is·organized·as |
| 138 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 138 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6882378181-1">(</span><span·class="ss">my_prop_test_SUITE</span><span·class="p"·data-group-id="6882378181-1">)</span><span·class="p">.</span><span·class="w"> |
| 139 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 139 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="6882378181-2">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="6882378181-2">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="w"> | 140 | </span><span·class="w"> |
| 141 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 141 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="6882378181-3">(</span><span·class="s">"common_test/include/ct.hrl"</span><span·class="p"·data-group-id="6882378181-3">)</span><span·class="p">.</span><span·class="w"> |
| 142 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 142 | </span><span·class="nf">all</span><span·class="p"·data-group-id="6882378181-4">(</span><span·class="p"·data-group-id="6882378181-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="6882378181-5">[</span><span·class="ss">prop_ftp_case</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·02a3bd04623631c317efe0dc8bfa172adc83ec21209571d7370fe24d80af577a·...·]-5">]</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id=" | 143 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="6882378181-6">(</span><span·class="n">Config</span><span·class="p"·data-group-id="6882378181-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 144 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id=" | 144 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="6882378181-7">(</span><span·class="n">Config</span><span·class="p"·data-group-id="6882378181-7">)</span><span·class="p">.</span><span·class="w"> |
| 145 | </span><span·class="c1">%%%----·test·case</span><span·class="w"> | 145 | </span><span·class="c1">%%%----·test·case</span><span·class="w"> |
| 146 | </span><span·class="nf">prop_ftp_case</span><span·class="p"·data-group-id=" | 146 | </span><span·class="nf">prop_ftp_case</span><span·class="p"·data-group-id="6882378181-8">(</span><span·class="n">Config</span><span·class="p"·data-group-id="6882378181-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 147 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">quickcheck</span><span·class="p"·data-group-id=" | 147 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">quickcheck</span><span·class="p"·data-group-id="6882378181-9">(</span><span·class="w"> |
| 148 | ······</span><span·class="nc">ftp_simple_client_server</span><span·class="p">:</span><span·class="nf">prop_ftp</span><span·class="p"·data-group-id=" | 148 | ······</span><span·class="nc">ftp_simple_client_server</span><span·class="p">:</span><span·class="nf">prop_ftp</span><span·class="p"·data-group-id="6882378181-10">(</span><span·class="p"·data-group-id="6882378181-10">)</span><span·class="p">,</span><span·class="w"> |
| 149 | ······</span><span·class="n">Config</span><span·class="w"> | 149 | ······</span><span·class="n">Config</span><span·class="w"> |
| 150 | ·····</span><span·class="p"·data-group-id=" | 150 | ·····</span><span·class="p"·data-group-id="6882378181-9">)</span><span·class="p">.</span></code></pre><p>and·the·the·property·test·module·(in·this·example |
| 151 | <code·class="inline">ftp_simple_client_server.erl</code>)·as·almost·a·usual·property·testing·module·(More | 151 | <code·class="inline">ftp_simple_client_server.erl</code>)·as·almost·a·usual·property·testing·module·(More |
| 152 | examples·are·in·<a·href="ct_property_test_chapter.html">the·User's·Guide</a>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1429558955-1">(</span><span·class="ss">ftp_simple_client_server</span><span·class="p"·data-group-id="1429558955-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 153 | 152 | examples·are·in·<a·href="ct_property_test_chapter.html">the·User's·Guide</a>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0173698539-1">(</span><span·class="ss">ft[·...·truncated·by·diffoscope;·len:·72,·SHA:·7b8429c215f8b394189680e372c29419f5cfba353c2b0fc06dc237a71e0464e9·...·]">)</span><span·class="p">.</span><span·class="w"> | |
| 153 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0173698539-2">(</span><span·class="p"·data-group-id="0173698539-3">[</span><span·class="ss">prop_ftp</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="0173698539-3">]</span><span·class="p"·data-group-id="0173698539-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 154 | </span><span·class="w"> | 154 | </span><span·class="w"> |
| 155 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="1 | 155 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="0173698539-4">(</span><span·class="s">"common_test/include/ct_property_test.hrl"</span><span·class="p"·data-group-id="0173698539-4">)</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="nf">prop_ftp</span><span·class="p"·data-group-id="1 | 156 | </span><span·class="nf">prop_ftp</span><span·class="p"·data-group-id="0173698539-5">(</span><span·class="p"·data-group-id="0173698539-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ····</span><span·class="o">?</span><span·class="n">FORALL</span><span·class="p"·data-group-id="1 | 157 | ····</span><span·class="o">?</span><span·class="n">FORALL</span><span·class="p"·data-group-id="0173698539-6">(</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> |
| 158 | ····</section> | 158 | ····</section> |
| 159 | </div> | 159 | </div> |
| 160 | ··<section·id="summary"·class="details-list"> | 160 | ··<section·id="summary"·class="details-list"> |
| 161 | ····<h1·class="section-heading"> | 161 | ····<h1·class="section-heading"> |
| 162 | ······<a·class="hover-link"·href="#summary"> | 162 | ······<a·class="hover-link"·href="#summary"> |
| Offset 842, 15 lines modified | Offset 842, 15 lines modified | ||
| 842 | <code·class="inline">{fail,·Explanation}</code>.</p><p>If·support·is·found,·the·option·<code·class="inline">{property_test_tool,ToolModule}</code>·with·the | 842 | <code·class="inline">{fail,·Explanation}</code>.</p><p>If·support·is·found,·the·option·<code·class="inline">{property_test_tool,ToolModule}</code>·with·the |
| 843 | selected·tool·main·module·name·(<code·class="inline">eqc</code>,·<code·class="inline">proper</code>·or·<code·class="inline">triq</code>)·is·added·to·the·list | 843 | selected·tool·main·module·name·(<code·class="inline">eqc</code>,·<code·class="inline">proper</code>·or·<code·class="inline">triq</code>)·is·added·to·the·list |
| 844 | <code·class="inline">Config</code>·which·then·is·returned.</p><p>The·property·tests·are·assumed·to·be·in·a·subdirectory·named·<code·class="inline">property_test</code>. | 844 | <code·class="inline">Config</code>·which·then·is·returned.</p><p>The·property·tests·are·assumed·to·be·in·a·subdirectory·named·<code·class="inline">property_test</code>. |
| 845 | All·found·Erlang·files·in·that·directory·are·compiled·with·one·of·the·macros | 845 | All·found·Erlang·files·in·that·directory·are·compiled·with·one·of·the·macros |
| 846 | <code·class="inline">'EQC'</code>,·<code·class="inline">'PROPER'</code>·or·<code·class="inline">'TRIQ'</code>·set,·depending·on·which·tool·that·is·first | 846 | <code·class="inline">'EQC'</code>,·<code·class="inline">'PROPER'</code>·or·<code·class="inline">'TRIQ'</code>·set,·depending·on·which·tool·that·is·first |
| 847 | found.·This·could·make·parts·of·the·Erlang·property·tests·code·to·be·included·or | 847 | found.·This·could·make·parts·of·the·Erlang·property·tests·code·to·be·included·or |
| 848 | excluded·with·the·macro·directives·<code·class="inline">-ifdef(Macro).</code>·or·<code·class="inline">-ifndef(Macro).</code>.</p><p>The·file(s)·in·the·<code·class="inline">property_test</code>·subdirectory·could,·or·should,·include·the | 848 | excluded·with·the·macro·directives·<code·class="inline">-ifdef(Macro).</code>·or·<code·class="inline">-ifndef(Macro).</code>.</p><p>The·file(s)·in·the·<code·class="inline">property_test</code>·subdirectory·could,·or·should,·include·the |
| 849 | ct_property_test·include·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 849 | ct_property_test·include·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="8775521010-1">(</span><span·class="s">"common_test/include/ct_property_test.hrl"</span><span·class="p"·data-group-id="8775521010-1">)</span><span·class="p">.</span></code></pre><p>This·included·file·will:</p><ul><li>Include·the·correct·tool's·include·file</li><li>Set·the·macro·<code·class="inline">'MOD_eqc'</code>·to·the·correct·module·name·for·the·selected·tool. |
| 850 | That·is,·the·macro·<code·class="inline">'MOD_eqc'</code>·is·set·to·either·<code·class="inline">eqc</code>,·<code·class="inline">proper</code>·or·<code·class="inline">triq</code>.</li></ul> | 850 | That·is,·the·macro·<code·class="inline">'MOD_eqc'</code>·is·set·to·either·<code·class="inline">eqc</code>,·<code·class="inline">proper</code>·or·<code·class="inline">triq</code>.</li></ul> |
| 851 | ··</section> | 851 | ··</section> |
| 852 | </section> | 852 | </section> |
| 853 | <section·class="detail"·id="num_calls/1"> | 853 | <section·class="detail"·id="num_calls/1"> |
| 854 | ··<div·class="detail-header"> | 854 | ··<div·class="detail-header"> |
| 855 | ····<a·href="#num_calls/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 855 | ····<a·href="#num_calls/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 947, 34 lines modified | Offset 947, 34 lines modified | ||
| 947 | ····························Config·::·<a·href="../../../../lib/stdlib-6.2/doc/html/proplists.html#t:proplist/0">proplists:proplist</a>(), | 947 | ····························Config·::·<a·href="../../../../lib/stdlib-6.2/doc/html/proplists.html#t:proplist/0">proplists:proplist</a>(), |
| 948 | ····························Options0·::·<a·href="../../../../lib/stdlib-6.2/doc/html/proplists.html#t:proplist/0">proplists:proplist</a>().</pre> | 948 | ····························Options0·::·<a·href="../../../../lib/stdlib-6.2/doc/html/proplists.html#t:proplist/0">proplists:proplist</a>().</pre> |
| 949 | ······</div> | 949 | ······</div> |
| 950 | <p>Presents·the·result·of·<em>stateful·(statem)·property·testing</em>·using·the·aggregate | 950 | <p>Presents·the·result·of·<em>stateful·(statem)·property·testing</em>·using·the·aggregate |
| 951 | function·in·PropEr,·QuickCheck·or·other·similar·property·testing·tool.</p><p>It·is·assumed·to·be·called·inside·the·property·called·by·<a·href="#quickcheck/2"><code·class="inline">quickcheck/2</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 951 | function·in·PropEr,·QuickCheck·or·other·similar·property·testing·tool.</p><p>It·is·assumed·to·be·called·inside·the·property·called·by·<a·href="#quickcheck/2"><code·class="inline">quickcheck/2</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 952 | </span><span·class="n">RunResult</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">run_parallel_commands</span><span·class="p"·data-group-id="2 | 952 | </span><span·class="n">RunResult</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">run_parallel_commands</span><span·class="p"·data-group-id="4250325117-1">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cmds</span><span·class="p"·data-group-id="4250325117-1">)</span><span·class="p">,</span><span·class="w"> |
| 953 | </span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">present_result</span><span·class="p"·data-group-id="2 | 953 | </span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">present_result</span><span·class="p"·data-group-id="4250325117-2">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cmds</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RunResult</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·92,·SHA:·9888023593ceaad2a58327ca1f9f67ca60484f8b237cbd11f24cfa2674464b09·...·]-2">)</span><span·class="w"> |
| 954 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>See·the·<a·href="ct_property_test_chapter.html#stateful1">User's·Guide</a>·for·an·example·of | 954 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>See·the·<a·href="ct_property_test_chapter.html#stateful1">User's·Guide</a>·for·an·example·of |
| 955 | the·usage·and·of·the·default·printout.</p><p>The·<code·class="inline">StatisticsSpec</code>·is·a·list·of·the·tuples:</p><ul><li><code·class="inline">{Title::string(),·CollectFun::fun/1}</code></li><li><code·class="inline">{Title::string(),·FrequencyFun::/0,·CollectFun::fun/1}</code></li></ul><p>Each·tuple·will·produce·one·table·in·the·order·of·their·places·in·the·list.</p><ul><li><p><code·class="inline">Title</code>·will·be·the·title·of·one·result·table</p></li><li><p><code·class="inline">CollectFun</code>·is·called·with·one·argument:·the·<code·class="inline">Cmds</code>.·It·should·return·a·list | 955 | the·usage·and·of·the·default·printout.</p><p>The·<code·class="inline">StatisticsSpec</code>·is·a·list·of·the·tuples:</p><ul><li><code·class="inline">{Title::string(),·CollectFun::fun/1}</code></li><li><code·class="inline">{Title::string(),·FrequencyFun::/0,·CollectFun::fun/1}</code></li></ul><p>Each·tuple·will·produce·one·table·in·the·order·of·their·places·in·the·list.</p><ul><li><p><code·class="inline">Title</code>·will·be·the·title·of·one·result·table</p></li><li><p><code·class="inline">CollectFun</code>·is·called·with·one·argument:·the·<code·class="inline">Cmds</code>.·It·should·return·a·list |
| 956 | of·the·values·to·be·counted.·The·following·pre-defined·functions·exist:</p><ul><li><a·href="#cmnd_names/1"><code·class="inline">ct_property_test:cmnd_names/1</code></a>·returns·a·list·of·commands·(function·calls) | 956 | of·the·values·to·be·counted.·The·following·pre-defined·functions·exist:</p><ul><li><a·href="#cmnd_names/1"><code·class="inline">ct_property_test:cmnd_names/1</code></a>·returns·a·list·of·commands·(function·calls) |
| 957 | generated·in·the·<code·class="inline">Cmnd</code>·sequence,·without·Module,·Arguments·and·other | 957 | generated·in·the·<code·class="inline">Cmnd</code>·sequence,·without·Module,·Arguments·and·other |
| 958 | details.</li><li><a·href="#num_calls/1"><code·class="inline">ct_property_test:num_calls/1</code></a>·returns·a·list·of·the·length·of·commands | 958 | details.</li><li><a·href="#num_calls/1"><code·class="inline">ct_property_test:num_calls/1</code></a>·returns·a·list·of·the·length·of·commands |
| 959 | lists</li><li><a·href="#sequential_parallel/1"><code·class="inline">ct_property_test:sequential_parallel/1</code></a>·returns·a·list·with·information | 959 | lists</li><li><a·href="#sequential_parallel/1"><code·class="inline">ct_property_test:sequential_parallel/1</code></a>·returns·a·list·with·information |
| 960 | about·sequential·and·parallel·parts·from·<code·class="inline">Tool:parallel_commands/1,2</code></li></ul></li><li><p><code·class="inline">FrequencyFun/0</code>·returns·a·fun/1·which·is·supposed·to·take·a·list·of·items·as | 960 | about·sequential·and·parallel·parts·from·<code·class="inline">Tool:parallel_commands/1,2</code></li></ul></li><li><p><code·class="inline">FrequencyFun/0</code>·returns·a·fun/1·which·is·supposed·to·take·a·list·of·items·as |
| 961 | input,·and·return·an·iolist·which·will·be·printed·as·the·table.·Per·default, | 961 | input,·and·return·an·iolist·which·will·be·printed·as·the·table.·Per·default, |
| 962 | the·number·of·each·item·is·counted·and·the·percentage·is·printed·for·each.·The | 962 | the·number·of·each·item·is·counted·and·the·percentage·is·printed·for·each.·The |
| 963 | list·[a,b,a,a,c]·could·for·example·return</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 963 | list·[a,b,a,a,c]·could·for·example·return</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8273995531-1">[</span><span·class="s">"a·60%\n"</span><span·class="p">,</span><span·class="s">"b·20%\n"</span><span·class="p">,</span><span·class="s">"c·20%\n"</span><span·class="p"·data-group-id="8273995531-1">]</span></code></pre><p>which·will·be·printed·by·the·<code·class="inline">print_fun</code>.·The·default·<code·class="inline">print_fun</code>·will·print |
| 964 | it·as:</p><pre><code·class="text">a·60% | 964 | it·as:</p><pre><code·class="text">a·60% |
| 965 | b·20% | 965 | b·20% |
| 966 | c·20%</code></pre></li></ul><p>The·default·<code·class="inline">StatisticsSpec</code>·is:</p><ul><li><p>For·sequential·commands:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 966 | c·20%</code></pre></li></ul><p>The·default·<code·class="inline">StatisticsSpec</code>·is:</p><ul><li><p>For·sequential·commands:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6223727269-1">[</span><span·class="p"·data-group-id="6223727269-2">{</span><span·class="s">"Function·calls"</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">cmnd_names</span>[·...·truncated·by·diffoscope;·len:·90,·SHA:·18a9b7bb05487ddbfff622b5b52af24831305f6dc36eba25cb6386876d5c96af·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 967 | ·</span><span·class="p"·data-group-id=" | 967 | ·</span><span·class="p"·data-group-id="6223727269-3">{</span><span·class="s">"Length·of·command·sequences"</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">print_frequency_ranges</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 968 | ··················································</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">num_calls</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id=" | 968 | ··················································</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">num_calls</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="6223727269-3">}</span><span·class="p"·data-group-id="6223727269-1">]</span></code></pre></li><li><p>For·parallel·commands:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6287625824-1">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·322,·SHA:·1c890ce822e8278c56fac5e7ec5478210c73ae19e4a41e71b87c7598cadbfe14·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 969 | ·</span><span·class="p"·data-group-id="6 | 969 | ·</span><span·class="p"·data-group-id="6287625824-3">{</span><span·class="s">"Function·calls"</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">cmnd_names</span><span·class="p">/</span><span·class="mi">1</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·31aae354bf6b1519f6b55e04a0969d366862b83f3231022ed65b122ca590772d·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 970 | ·</span><span·class="p"·data-group-id="6 | 970 | ·</span><span·class="p"·data-group-id="6287625824-4">{</span><span·class="s">"Length·of·command·sequences"</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">print_frequency_ranges</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 971 | ··················································</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">num_calls</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="6 | 971 | ··················································</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">num_calls</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="6287625824-4">}</span><span·class="p"·data-group-id="6287625824-1">]</span></code></pre></li></ul> |
| 972 | ··</section> | 972 | ··</section> |
| 973 | </section> | 973 | </section> |
| 974 | <section·class="detail"·id="quickcheck/2"> | 974 | <section·class="detail"·id="quickcheck/2"> |
| 975 | ··<div·class="detail-header"> | 975 | ··<div·class="detail-header"> |
| 976 | ····<a·href="#quickcheck/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 976 | ····<a·href="#quickcheck/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 977 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 977 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1055, 15 lines modified | Offset 1055, 15 lines modified | ||
| 1055 | ······<p·class="built-using"> | 1055 | ······<p·class="built-using"> |
| 1056 | ········Built·using | 1056 | ········Built·using |
| 1057 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1057 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1058 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1058 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1059 | ······</p> | 1059 | ······</p> |
| 1060 | <p>Copyright·©·1996-202 | 1060 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1061 | ····</footer> | 1061 | ····</footer> |
| 1062 | ··</div> | 1062 | ··</div> |
| 1063 | </main> | 1063 | </main> |
| 1064 | </div> | 1064 | </div> |
| 1065 | <script> | 1065 | <script> |
| 1066 | ··function·mermaidLoaded()·{ | 1066 | ··function·mermaidLoaded()·{ |
| 1067 | ····mermaid.initialize({ | 1067 | ····mermaid.initialize({ |
| Offset 143, 59 lines modified | Offset 143, 59 lines modified | ||
| 143 | <p>The·<a·href="ct_property_test.html#">ct_property_test</a>·module·does·the·following:</p><ul><li>Compiles·the·files·with·property·tests·in·the·subdirectory·<code·class="inline">property_test</code></li><li>Tests·properties·in·those·files·using·the·first·found·Property·Testing·Tool.</li><li>Saves·the·results·-·that·is·the·printouts·-·in·the·usual·Common·Test·Log</li></ul><h2·id="introductory-example"·class="section-heading"> | 143 | <p>The·<a·href="ct_property_test.html#">ct_property_test</a>·module·does·the·following:</p><ul><li>Compiles·the·files·with·property·tests·in·the·subdirectory·<code·class="inline">property_test</code></li><li>Tests·properties·in·those·files·using·the·first·found·Property·Testing·Tool.</li><li>Saves·the·results·-·that·is·the·printouts·-·in·the·usual·Common·Test·Log</li></ul><h2·id="introductory-example"·class="section-heading"> |
| 144 | ··<a·href="#introductory-example"·class="hover-link"> | 144 | ··<a·href="#introductory-example"·class="hover-link"> |
| 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 146 | ··</a> | 146 | ··</a> |
| 147 | ··<span·class="text">Introductory·Example</span> | 147 | ··<span·class="text">Introductory·Example</span> |
| 148 | </h2> | 148 | </h2> |
| 149 | <p>Assume·that·we·want·to·test·the·lists:sort/1·function.</p><p>We·need·a·property·to·test·the·function.·In·normal·way,·we·create | 149 | <p>Assume·that·we·want·to·test·the·lists:sort/1·function.</p><p>We·need·a·property·to·test·the·function.·In·normal·way,·we·create |
| 150 | <code·class="inline">property_test/ct_prop.erl</code>·module·in·the·<code·class="inline">test</code>·directory·in·our·application:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 150 | <code·class="inline">property_test/ct_prop.erl</code>·module·in·the·<code·class="inline">test</code>·directory·in·our·application:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1369189570-1">(</span><span·class="ss">ct_prop</span><span·class="p"·data-group-id="1369189570-1">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 151 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1369189570-2">(</span><span·class="p"·data-group-id="1369189570-3">[</span><span·class="ss">prop_sort</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="1369189570-3">]</span><span·class="p"·data-group-id="1369189570-2">)</span><span·class="p">.</span><span·class="w"> |
| 152 | </span><span·class="c1">%%%·This·will·include·the·.hrl·file·for·the·installed·testing·tool:</span><span·class="w"> | 152 | </span><span·class="c1">%%%·This·will·include·the·.hrl·file·for·the·installed·testing·tool:</span><span·class="w"> |
| 153 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 153 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="1369189570-4">(</span><span·class="s">"common_test/include/ct_property_test.hrl"</span><span·class="p"·data-group-id="1369189570-4">)</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="c1">%%%·The·property·we·want·to·check:</span><span·class="w"> | 154 | </span><span·class="c1">%%%·The·property·we·want·to·check:</span><span·class="w"> |
| 155 | </span><span·class="c1">%%%···For·all·possibly·unsorted·lists,</span><span·class="w"> | 155 | </span><span·class="c1">%%%···For·all·possibly·unsorted·lists,</span><span·class="w"> |
| 156 | </span><span·class="c1">%%%···the·result·of·lists:sort/1·is·sorted.</span><span·class="w"> | 156 | </span><span·class="c1">%%%···the·result·of·lists:sort/1·is·sorted.</span><span·class="w"> |
| 157 | </span><span·class="nf">prop_sort</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">prop_sort</span><span·class="p"·data-group-id="1369189570-5">(</span><span·class="p"·data-group-id="1369189570-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="o">?</span><span·class="n">FORALL</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="o">?</span><span·class="n">FORALL</span><span·class="p"·data-group-id="1369189570-6">(</span><span·class="n">UnSorted</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">list</span><span·class="p"·data-group-id="1369189570-7">(</span><span·class="p"·data-group-id="1369189570-7">)</span><span·class="p">,</span><span·class="w"> |
| 159 | ············</span><span·class="nf">is_sorted</span><span·class="p"·data-group-id=" | 159 | ············</span><span·class="nf">is_sorted</span><span·class="p"·data-group-id="1369189570-8">(</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">sort</span><span·class="p"·data-group-id="1369189570-9">(</span><span·class="n">UnSorted</span><span·class="p"·data-group-id="1369189570-9">)</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·8a480331fad0fe42b27765303c40225f3fd05271f9961d7163581d7c5076a52d·...·]-8">)</span><span·class="w"> |
| 160 | ···········</span><span·class="p"·data-group-id=" | 160 | ···········</span><span·class="p"·data-group-id="1369189570-6">)</span><span·class="p">.</span><span·class="w"> |
| 161 | </span><span·class="c1">%%%·Function·to·check·that·a·list·is·sorted:</span><span·class="w"> | 161 | </span><span·class="c1">%%%·Function·to·check·that·a·list·is·sorted:</span><span·class="w"> |
| 162 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id=" | 162 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id="1369189570-10">(</span><span·class="p"·data-group-id="1369189570-11">[</span><span·class="p"·data-group-id="1369189570-11">]</span><span·class="p"·data-group-id="1369189570-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 163 | ····</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 163 | ····</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 164 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id=" | 164 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id="1369189570-12">(</span><span·class="p"·data-group-id="1369189570-13">[</span><span·class="p">_</span><span·class="p"·data-group-id="1369189570-13">]</span><span·class="p"·data-group-id="1369189570-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 165 | ····</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 165 | ····</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 166 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id=" | 166 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id="1369189570-14">(</span><span·class="p"·data-group-id="1369189570-15">[</span><span·class="n">H1</span><span·class="p">,</span><span·class="n">H2</span><span·class="p">|</span><span·class="n">SortedTail</span><span·class="p"·data-group-id="1369189570-15">]<[·...·truncated·by·diffoscope;·len:·47,·SHA:·7b9572265a19a6fa51db9343a8b6824321299ec6de4bb0796659c16229f6110e·...·]-14">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">H1</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="n">H2</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 167 | ····</span><span·class="nf">is_sorted</span><span·class="p"·data-group-id=" | 167 | ····</span><span·class="nf">is_sorted</span><span·class="p"·data-group-id="1369189570-16">(</span><span·class="p"·data-group-id="1369189570-17">[</span><span·class="n">H2</span><span·class="p">|</span><span·class="n">SortedTail</span><span·class="p"·data-group-id="1369189570-17">]</span><span·class="p"·data-group-id="1369189570-16">)</span><span·class="p">;</span><span·class="w"> |
| 168 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id=" | 168 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id="1369189570-18">(</span><span·class="p">_</span><span·class="p"·data-group-id="1369189570-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 169 | ····</span><span·class="ss">false</span><span·class="p">.</span></code></pre><p>We·also·need·a·CommonTest·test·suite:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4 | 169 | ····</span><span·class="ss">false</span><span·class="p">.</span></code></pre><p>We·also·need·a·CommonTest·test·suite:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4048965311-1">(</span><span·class="ss">ct_property_test_SUITE</span><span·class="p"·data-group-id="4048965311-1">)</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="4 | 170 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="4048965311-2">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="4048965311-2">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·Only·in·tests!</span><span·class="w"> |
| 171 | </span><span·class="w"> | 171 | </span><span·class="w"> |
| 172 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="4 | 172 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="4048965311-3">(</span><span·class="s">"common_test/include/ct.hrl"</span><span·class="p"·data-group-id="4048965311-3">)</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="nf">all</span><span·class="p"·data-group-id="4 | 173 | </span><span·class="nf">all</span><span·class="p"·data-group-id="4048965311-4">(</span><span·class="p"·data-group-id="4048965311-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4048965311-5">[</span><span·class="ss">prop_sort</span><span·class="w"> |
| 174 | ·········</span><span·class="p"·data-group-id="4 | 174 | ·········</span><span·class="p"·data-group-id="4048965311-5">]</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="c1">%%%·First·prepare·Config·and·compile·the·property·tests·for·the·found·tool:</span><span·class="w"> | 175 | </span><span·class="c1">%%%·First·prepare·Config·and·compile·the·property·tests·for·the·found·tool:</span><span·class="w"> |
| 176 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="4 | 176 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="4048965311-6">(</span><span·class="n">Config</span><span·class="p"·data-group-id="4048965311-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="4 | 177 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="4048965311-7">(</span><span·class="n">Config</span><span·class="p"·data-group-id="4048965311-7">)</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id="4 | 178 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id="4048965311-8">(</span><span·class="n">Config</span><span·class="p"·data-group-id="4048965311-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ····</span><span·class="n">Config</span><span·class="p">.</span><span·class="w"> | 179 | ····</span><span·class="n">Config</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="c1">%%%================================================================</span><span·class="w"> | 180 | </span><span·class="c1">%%%================================================================</span><span·class="w"> |
| 181 | </span><span·class="c1">%%%·Test·suites</span><span·class="w"> | 181 | </span><span·class="c1">%%%·Test·suites</span><span·class="w"> |
| 182 | </span><span·class="c1">%%%</span><span·class="w"> | 182 | </span><span·class="c1">%%%</span><span·class="w"> |
| 183 | </span><span·class="nf">prop_sort</span><span·class="p"·data-group-id="4 | 183 | </span><span·class="nf">prop_sort</span><span·class="p"·data-group-id="4048965311-9">(</span><span·class="n">Config</span><span·class="p"·data-group-id="4048965311-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 184 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">quickcheck</span><span·class="p"·data-group-id="4 | 184 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">quickcheck</span><span·class="p"·data-group-id="4048965311-10">(</span><span·class="w"> |
| 185 | ······</span><span·class="nc">ct_prop</span><span·class="p">:</span><span·class="nf">prop_sort</span><span·class="p"·data-group-id="4 | 185 | ······</span><span·class="nc">ct_prop</span><span·class="p">:</span><span·class="nf">prop_sort</span><span·class="p"·data-group-id="4048965311-11">(</span><span·class="p"·data-group-id="4048965311-11">)</span><span·class="p">,</span><span·class="w"> |
| 186 | ······</span><span·class="n">Config</span><span·class="w"> | 186 | ······</span><span·class="n">Config</span><span·class="w"> |
| 187 | ·····</span><span·class="p"·data-group-id="4 | 187 | ·····</span><span·class="p"·data-group-id="4048965311-10">)</span><span·class="p">.</span></code></pre><p>We·run·it·as·usual,·for·example·with·ct_run·in·the·OS·shell:</p><pre><code·class="text">..../test$·ct_run·-suite·ct_property_test_SUITE |
| 188 | ..... | 188 | ..... |
| 189 | Common·Test:·Running·make·in·test·directories... | 189 | Common·Test:·Running·make·in·test·directories... |
| 190 | TEST·INFO:·1·test(s),·1·case(s)·in·1·suite(s) | 190 | TEST·INFO:·1·test(s),·1·case(s)·in·1·suite(s) |
| 191 | Testing·lib.common_test.ct_property_test_SUITE:·Starting·test,·1·test·cases | 191 | Testing·lib.common_test.ct_property_test_SUITE:·Starting·test,·1·test·cases |
| Offset 217, 21 lines modified | Offset 217, 21 lines modified | ||
| 217 | ....</code></pre><p><a·href=""·id="stateful1"></a></p><h2·id="a-stateful-testing-example"·class="section-heading"> | 217 | ....</code></pre><p><a·href=""·id="stateful1"></a></p><h2·id="a-stateful-testing-example"·class="section-heading"> |
| 218 | ··<a·href="#a-stateful-testing-example"·class="hover-link"> | 218 | ··<a·href="#a-stateful-testing-example"·class="hover-link"> |
| 219 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 219 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 220 | ··</a> | 220 | ··</a> |
| 221 | ··<span·class="text">A·stateful·testing·example</span> | 221 | ··<span·class="text">A·stateful·testing·example</span> |
| 222 | </h2> | 222 | </h2> |
| 223 | <p>Assume·a·test·that·generates·some·parallel·stateful·commands,·and·runs·300 | 223 | <p>Assume·a·test·that·generates·some·parallel·stateful·commands,·and·runs·300 |
| 224 | tests:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">prop_parallel</span><span·class="p"·data-group-id="4 | 224 | tests:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">prop_parallel</span><span·class="p"·data-group-id="2424198277-1">(</span><span·class="n">Config</span><span·class="p"·data-group-id="2424198277-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | ····</span><span·class="nf">numtests</span><span·class="p"·data-group-id="4 | 225 | ····</span><span·class="nf">numtests</span><span·class="p"·data-group-id="2424198277-2">(</span><span·class="mi">300</span><span·class="p">,</span><span·class="w"> |
| 226 | ·············</span><span·class="o">?</span><span·class="n">FORALL</span><span·class="p"·data-group-id="4 | 226 | ·············</span><span·class="o">?</span><span·class="n">FORALL</span><span·class="p"·data-group-id="2424198277-3">(</span><span·class="n">Cmds</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">parallel_commands</span><span·class="p"·data-group-id="2424198277-4">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class=[·...·truncated·by·diffoscope;·len:·29,·SHA:·bc24543d1cf05ed73fe104dcdb0b03c0424511c3fe09665e4b12840b037d2c97·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 227 | ·····················</span><span·class="k">begin</span><span·class="w"> | 227 | ·····················</span><span·class="k">begin</span><span·class="w"> |
| 228 | ·························</span><span·class="n">RunResult</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">run_parallel_commands</span><span·class="p"·data-group-id="4 | 228 | ·························</span><span·class="n">RunResult</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">run_parallel_commands</span><span·class="p"·data-group-id="2424198277-5">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cmds</span><span·class="p"·data-group-id="2424198277-5">)</span><span·class="p">,</span><span·class="w"> |
| 229 | ·························</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">present_result</span><span·class="p"·data-group-id="4 | 229 | ·························</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">present_result</span><span·class="p"·data-group-id="2424198277-6">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cmds</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RunResult</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·92,·SHA:·b1401216862e47372f8330db102b32b5bdf693b92bc80298ffc2b3eb569311bb·...·]-6">)</span><span·class="w"> |
| 230 | ·····················</span><span·class="k">end</span><span·class="p"·data-group-id="4 | 230 | ·····················</span><span·class="k">end</span><span·class="p"·data-group-id="2424198277-3">)</span><span·class="p"·data-group-id="2424198277-2">)</span><span·class="p">.</span></code></pre><p>The·<a·href="ct_property_test.html#present_result/4"><code·class="inline">ct_property_test:present_result/4</code></a>·is·a·help·function·for·printing·some |
| 231 | statistics·in·the·CommonTest·log·file.</p><p>Our·example·test·could·for·example·be·a·simple·test·of·an·ftp·server,·where·we | 231 | statistics·in·the·CommonTest·log·file.</p><p>Our·example·test·could·for·example·be·a·simple·test·of·an·ftp·server,·where·we |
| 232 | perform·get,·put·and·delete·requests,·some·of·them·in·parallel.·Per·default,·the | 232 | perform·get,·put·and·delete·requests,·some·of·them·in·parallel.·Per·default,·the |
| 233 | result·has·three·sections:</p><pre><code·class="text">***·User·2019-12-11·13:28:17.504·*** | 233 | result·has·three·sections:</p><pre><code·class="text">***·User·2019-12-11·13:28:17.504·*** |
| 234 | Distribution·sequential/parallel | 234 | Distribution·sequential/parallel |
| 235 | ·57.7%·sequential | 235 | ·57.7%·sequential |
| Offset 326, 15 lines modified | Offset 326, 15 lines modified | ||
| 326 | ······<p·class="built-using"> | 326 | ······<p·class="built-using"> |
| 327 | ········Built·using | 327 | ········Built·using |
| 328 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 328 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 329 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 329 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 330 | ······</p> | 330 | ······</p> |
| 331 | <p>Copyright·©·1996-202 | 331 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 332 | ····</footer> | 332 | ····</footer> |
| 333 | ··</div> | 333 | ··</div> |
| 334 | </main> | 334 | </main> |
| 335 | </div> | 335 | </div> |
| 336 | <script> | 336 | <script> |
| 337 | ··function·mermaidLoaded()·{ | 337 | ··function·mermaidLoaded()·{ |
| 338 | ····mermaid.initialize({ | 338 | ····mermaid.initialize({ |
| Offset 553, 15 lines modified | Offset 553, 15 lines modified | ||
| 553 | ······<p·class="built-using"> | 553 | ······<p·class="built-using"> |
| 554 | ········Built·using | 554 | ········Built·using |
| 555 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 555 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 556 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 556 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 557 | ······</p> | 557 | ······</p> |
| 558 | <p>Copyright·©·1996-202 | 558 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 559 | ····</footer> | 559 | ····</footer> |
| 560 | ··</div> | 560 | ··</div> |
| 561 | </main> | 561 | </main> |
| 562 | </div> | 562 | </div> |
| 563 | <script> | 563 | <script> |
| 564 | ··function·mermaidLoaded()·{ | 564 | ··function·mermaidLoaded()·{ |
| 565 | ····mermaid.initialize({ | 565 | ····mermaid.initialize({ |
| Offset 247, 18 lines modified | Offset 247, 18 lines modified | ||
| 247 | ··[-keep_logs·all·|·NLogs]</code></pre><h2·id="run-common-test-in-interactive-mode"·class="section-heading"> | 247 | ··[-keep_logs·all·|·NLogs]</code></pre><h2·id="run-common-test-in-interactive-mode"·class="section-heading"> |
| 248 | ··<a·href="#run-common-test-in-interactive-mode"·class="hover-link"> | 248 | ··<a·href="#run-common-test-in-interactive-mode"·class="hover-link"> |
| 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 250 | ··</a> | 250 | ··</a> |
| 251 | ··<span·class="text">Run·Common·Test·in·Interactive·Mode</span> | 251 | ··<span·class="text">Run·Common·Test·in·Interactive·Mode</span> |
| 252 | </h2> | 252 | </h2> |
| 253 | <pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="ss">ct_run</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">shell</span><span·class="w"> | 253 | <pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="ss">ct_run</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">shell</span><span·class="w"> |
| 254 | ··</span><span·class="p"·data-group-id=" | 254 | ··</span><span·class="p"·data-group-id="2128865035-1">[</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="n">ConfigFile1</span><span·class="w">·</span><span·class="n">ConfigFile2</span><span·class="w">·</span><span·class="p">.</span><span·class="p">[·...·truncated·by·diffoscope;·len:·131,·SHA:·07ff129e1cd9d8e9916e321edff0232880e48f5bbc51d39ec7449ab05323739b·...·]-1">]</span><span·class="w"> |
| 255 | ··</span><span·class="p"·data-group-id=" | 255 | ··</span><span·class="p"·data-group-id="2128865035-2">[</span><span·class="o">-</span><span·class="ss">userconfig</span><span·class="w">·</span><span·class="n">CallbackModule1</span><span·class="w">·</span><span·class="n">ConfigString1</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">CallbackModule2</span><span·class="w"> |
| 256 | ···</span><span·class="n">ConfigString2</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">CallbackModuleN</span><span·class="w">·</span><span·class="n">ConfigStringN</span><span·class="p"·data-group-id=" | 256 | ···</span><span·class="n">ConfigString2</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">CallbackModuleN</span><span·class="w">·</span><span·class="n">ConfigStringN</span><span·class="p"·data-group-id="2128865035-2">]</span><span·class="w"> |
| 257 | ··</span><span·class="p"·data-group-id=" | 257 | ··</span><span·class="p"·data-group-id="2128865035-3">[</span><span·class="o">-</span><span·class="ss">decrypt_key</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="2128865035-3">]</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·208,·SHA:·cf51308832773301e6e072cdffaf3c1d3023a085f5361645b0dc2ec00e956e3d·...·]-4">]</span></code></pre><h2·id="start-a-common-test-master-node"·class="section-heading"> |
| 258 | ··<a·href="#start-a-common-test-master-node"·class="hover-link"> | 258 | ··<a·href="#start-a-common-test-master-node"·class="hover-link"> |
| 259 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 259 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 260 | ··</a> | 260 | ··</a> |
| 261 | ··<span·class="text">Start·a·Common·Test·Master·Node</span> | 261 | ··<span·class="text">Start·a·Common·Test·Master·Node</span> |
| 262 | </h2> | 262 | </h2> |
| 263 | <pre><code·class="text">·ct_run·-ctmaster</code></pre><h2·id="see-also"·class="section-heading"> | 263 | <pre><code·class="text">·ct_run·-ctmaster</code></pre><h2·id="see-also"·class="section-heading"> |
| 264 | ··<a·href="#see-also"·class="hover-link"> | 264 | ··<a·href="#see-also"·class="hover-link"> |
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| 305 | ······<p·class="built-using"> | 305 | ······<p·class="built-using"> |
| 306 | ········Built·using | 306 | ········Built·using |
| 307 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 307 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 308 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 308 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 309 | ······</p> | 309 | ······</p> |
| 310 | <p>Copyright·©·1996-202 | 310 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 311 | ····</footer> | 311 | ····</footer> |
| 312 | ··</div> | 312 | ··</div> |
| 313 | </main> | 313 | </main> |
| 314 | </div> | 314 | </div> |
| 315 | <script> | 315 | <script> |
| 316 | ··function·mermaidLoaded()·{ | 316 | ··function·mermaidLoaded()·{ |
| 317 | ····mermaid.initialize({ | 317 | ····mermaid.initialize({ |
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| 549 | ······<p·class="built-using"> | 549 | ······<p·class="built-using"> |
| 550 | ········Built·using | 550 | ········Built·using |
| 551 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 551 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 552 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 552 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 553 | ······</p> | 553 | ······</p> |
| 554 | <p>Copyright·©·1996-202 | 554 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 555 | ····</footer> | 555 | ····</footer> |
| 556 | ··</div> | 556 | ··</div> |
| 557 | </main> | 557 | </main> |
| 558 | </div> | 558 | </div> |
| 559 | <script> | 559 | <script> |
| 560 | ··function·mermaidLoaded()·{ | 560 | ··function·mermaidLoaded()·{ |
| 561 | ····mermaid.initialize({ | 561 | ····mermaid.initialize({ |
| Offset 146, 23 lines modified | Offset 146, 23 lines modified | ||
| 146 | configuration·files·have·default·values·set·by·the·<code·class="inline">SNMP</code>·application.·These | 146 | configuration·files·have·default·values·set·by·the·<code·class="inline">SNMP</code>·application.·These |
| 147 | values·can·be·overridden·by·suppling·a·list·of·valid·configuration·values·or·a | 147 | values·can·be·overridden·by·suppling·a·list·of·valid·configuration·values·or·a |
| 148 | file·located·in·the·test·suites·data·directory,·which·can·produce·a·list·of | 148 | file·located·in·the·test·suites·data·directory,·which·can·produce·a·list·of |
| 149 | valid·configuration·values·if·you·apply·function·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#consult/1"><code·class="inline">file:consult/1</code></a>·to·the·file.</p><ul><li><p><strong><code·class="inline">{agent_contexts,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_community,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_sysinfo,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_vacm,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_usm,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_notify_def,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_target_address_def,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·- | 149 | valid·configuration·values·if·you·apply·function·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#consult/1"><code·class="inline">file:consult/1</code></a>·to·the·file.</p><ul><li><p><strong><code·class="inline">{agent_contexts,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_community,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_sysinfo,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_vacm,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_usm,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_notify_def,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_target_address_def,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·- |
| 150 | Optional.</p></li><li><p><strong><code·class="inline">{agent_target_param_def,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·- | 150 | Optional.</p></li><li><p><strong><code·class="inline">{agent_target_param_def,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·- |
| 151 | Optional.</p></li></ul><p>Parameter·<code·class="inline">MgrAgentConfName</code>·in·the·functions·is·to·be·a·name·you·allocate·in | 151 | Optional.</p></li></ul><p>Parameter·<code·class="inline">MgrAgentConfName</code>·in·the·functions·is·to·be·a·name·you·allocate·in |
| 152 | your·test·suite·using·a·<code·class="inline">require</code>·statement.·Example·(where | 152 | your·test·suite·using·a·<code·class="inline">require</code>·statement.·Example·(where |
| 153 | <code·class="inline">MgrAgentConfName·=·snmp_mgr_agent</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 153 | <code·class="inline">MgrAgentConfName·=·snmp_mgr_agent</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="3324597544-1">(</span><span·class="p"·data-group-id="3324597544-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="3324597544-2">[</span><span·class="p"·data-group-id="3324597544-3">{</span[·...·truncated·by·diffoscope;·len:·683,·SHA:·00b19375ebc7cf7f148f36228b6f442bdf6e686de93ab781d3744da96cbc31f8·...·]-1">)</span><span·class="p">.</span></code></pre><p>Notice·that·USM·users·are·needed·for·SNMPv3·configuration·and·are·not·to·be |
| 154 | confused·with·users.</p><p>SNMP·traps,·inform,·and·report·messages·are·handled·by·the·user·callback·module. | 154 | confused·with·users.</p><p>SNMP·traps,·inform,·and·report·messages·are·handled·by·the·user·callback·module. |
| 155 | For·details,·see·the·<a·href="../../../../lib/snmp-5.18/doc/html/index.html"><code·class="inline">SNMP</code></a>·application.</p><p>It·is·recommended·to·use·the·<code·class="inline">.hrl</code>·files·created·by·the·Erlang/OTP·MIB·compiler | 155 | For·details,·see·the·<a·href="../../../../lib/snmp-5.18/doc/html/index.html"><code·class="inline">SNMP</code></a>·application.</p><p>It·is·recommended·to·use·the·<code·class="inline">.hrl</code>·files·created·by·the·Erlang/OTP·MIB·compiler |
| 156 | to·define·the·Object·Identifiers·(OIDs).·For·example,·to·get·the·Erlang·node | 156 | to·define·the·Object·Identifiers·(OIDs).·For·example,·to·get·the·Erlang·node |
| 157 | name·from·<code·class="inline">erlNodeTable</code>·in·the·OTP-MIB:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Oid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">erlNodeEntry</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="p"·data-group-id=" | 157 | name·from·<code·class="inline">erlNodeTable</code>·in·the·OTP-MIB:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Oid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">erlNodeEntry</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="p"·data-group-id="1208786543-1">[</span><span·class="o">?</span><span·class="ss">erlNodeName</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="1208786543-1">]</span></code></pre><p>Furthermore,·values·can·be·set·for·<code·class="inline">SNMP</code>·application·configuration·parameters, |
| 158 | <code·class="inline">config</code>,·<code·class="inline">server</code>,·<code·class="inline">net_if</code>,·and·so·on·(for·a·list·of·valid·parameters·and | 158 | <code·class="inline">config</code>,·<code·class="inline">server</code>,·<code·class="inline">net_if</code>,·and·so·on·(for·a·list·of·valid·parameters·and |
| 159 | types,·see·the·<a·href="../../../../lib/snmp-5.18/doc/html/index.html"><code·class="inline">User's·Guide·for·the·SNMP·application</code></a>). | 159 | types,·see·the·<a·href="../../../../lib/snmp-5.18/doc/html/index.html"><code·class="inline">User's·Guide·for·the·SNMP·application</code></a>). |
| 160 | This·is·done·by·defining·a·configuration·data·variable·on·the·following·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2828193999-1">{</span><span·class="ss">snmp_app</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2828193999-2">[</span><span·class="p"·data-group-id="2828193999-3">{</span><span·class="ss">manager</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2828193999-4">[</span><span·class="nf">snmp_app_manager_params</span><span·class="p"·data-group-id="2828193999-5">(</span><span·class="p"·data-group-id="2828193999-5">)</span><span·class="p"·data-group-id="2828193999-4">]</span><span·class="p"·data-group-id="2828193999-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 161 | 160 | This·is·done·by·defining·a·configuration·data·variable·on·the·following·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7244549794-1">{</span><span·class="ss">snmp_app</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·543,·SHA:·b3fcc73759277eca7aa21c98076ef8f725819d996dccd8e04514f09cb97d5191·...·] | |
| 161 | ············</span><span·class="p"·data-group-id="7244549794-6">{</span><span·class="ss">agent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7244549794-7">[</span><span·class="nf">snmp_app_agent_params</span><span·class="p"·data-group-id="7244549794-8">(</span><span·class="p"·data-group-id="7244549794-8">)</span><span·class="p"·data-group-id="7244549794-7">]</span><span·class="p"·data-group-id="7244549794-6">}</span><span·class="p"·data-group-id="7244549794-2">]</span><span·class="p"·data-group-id="7244549794-1">}</span><span·class="p">.</span></code></pre><p>A·name·for·the·data·must·be·allocated·in·the·suite·using·<code·class="inline">require</code>·(see·the | ||
| 162 | example·above).·Pass·this·name·as·argument·<code·class="inline">SnmpAppConfName</code>·to | 162 | example·above).·Pass·this·name·as·argument·<code·class="inline">SnmpAppConfName</code>·to |
| 163 | <a·href="#start/3"><code·class="inline">ct_snmp:start/3</code></a>.·<code·class="inline">ct_snmp</code>·specifies·default·values·for·some | 163 | <a·href="#start/3"><code·class="inline">ct_snmp:start/3</code></a>.·<code·class="inline">ct_snmp</code>·specifies·default·values·for·some |
| 164 | <code·class="inline">SNMP</code>·application·configuration·parameters·(such·as·<code·class="inline">{verbosity,trace}</code>·for | 164 | <code·class="inline">SNMP</code>·application·configuration·parameters·(such·as·<code·class="inline">{verbosity,trace}</code>·for |
| 165 | parameter·<code·class="inline">config</code>).·This·set·of·defaults·is·merged·with·the·parameters | 165 | parameter·<code·class="inline">config</code>).·This·set·of·defaults·is·merged·with·the·parameters |
| 166 | specified·by·the·user.·The·user·values·override·<code·class="inline">ct_snmp</code>·defaults.</p> | 166 | specified·by·the·user.·The·user·values·override·<code·class="inline">ct_snmp</code>·defaults.</p> |
| 167 | ····</section> | 167 | ····</section> |
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| 1840 | ······<p·class="built-using"> | 1840 | ······<p·class="built-using"> |
| 1841 | ········Built·using | 1841 | ········Built·using |
| 1842 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1842 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1843 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1843 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1844 | ······</p> | 1844 | ······</p> |
| 1845 | <p>Copyright·©·1996-202 | 1845 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1846 | ····</footer> | 1846 | ····</footer> |
| 1847 | ··</div> | 1847 | ··</div> |
| 1848 | </main> | 1848 | </main> |
| 1849 | </div> | 1849 | </div> |
| 1850 | <script> | 1850 | <script> |
| 1851 | ··function·mermaidLoaded()·{ | 1851 | ··function·mermaidLoaded()·{ |
| 1852 | ····mermaid.initialize({ | 1852 | ····mermaid.initialize({ |
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| 129 | ····<section·id="moduledoc"> | 129 | ····<section·id="moduledoc"> |
| 130 | <p>SSH/SFTP·client·module.</p><p>This·module·uses·application·<code·class="inline">SSH</code>,·which·provides·detailed·information·about, | 130 | <p>SSH/SFTP·client·module.</p><p>This·module·uses·application·<code·class="inline">SSH</code>,·which·provides·detailed·information·about, |
| 131 | for·example,·functions,·types,·and·options.</p><p>Argument·<code·class="inline">Server</code>·in·the·SFTP·functions·is·only·to·be·used·for·SFTP·sessions | 131 | for·example,·functions,·types,·and·options.</p><p>Argument·<code·class="inline">Server</code>·in·the·SFTP·functions·is·only·to·be·used·for·SFTP·sessions |
| 132 | that·have·been·started·on·existing·SSH·connections·(that·is,·when·the·original | 132 | that·have·been·started·on·existing·SSH·connections·(that·is,·when·the·original |
| 133 | connection·type·is·<code·class="inline">ssh</code>).·Whenever·the·connection·type·is·<code·class="inline">sftp</code>,·use·the·SSH | 133 | connection·type·is·<code·class="inline">ssh</code>).·Whenever·the·connection·type·is·<code·class="inline">sftp</code>,·use·the·SSH |
| 134 | connection·reference·only.</p><p>The·following·options·are·valid·for·specifying·an·SSH/SFTP·connection·(that·is, | 134 | connection·reference·only.</p><p>The·following·options·are·valid·for·specifying·an·SSH/SFTP·connection·(that·is, |
| 135 | can·be·used·as·configuration·elements):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 135 | can·be·used·as·configuration·elements):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5691109405-1">[</span><span·class="p"·data-group-id="5691109405-2">{</span><span·class="n">ConnType</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Addr</span><span·class="p"·data-group-id="5691109405-2">}</span><span·class="p">,</span><span·class="w"> |
| 136 | ·</span><span·class="p"·data-group-id=" | 136 | ·</span><span·class="p"·data-group-id="5691109405-3">{</span><span·class="ss">port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="5691109405-3">}</span><span·class="p">,</span><span·class="w"> |
| 137 | ·</span><span·class="p"·data-group-id=" | 137 | ·</span><span·class="p"·data-group-id="5691109405-4">{</span><span·class="ss">user</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserName</span><span·class="p"·data-group-id="5691109405-4">}</span><span·class="w"> |
| 138 | ·</span><span·class="p"·data-group-id=" | 138 | ·</span><span·class="p"·data-group-id="5691109405-5">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pwd</span><span·class="p"·data-group-id="5691109405-5">}</span><span·class="w"> |
| 139 | ·</span><span·class="p"·data-group-id=" | 139 | ·</span><span·class="p"·data-group-id="5691109405-6">{</span><span·class="ss">user_dir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">String</span><span·class="p"·data-group-id="5691109405-6">}</span><span·class="w"> |
| 140 | ·</span><span·class="p"·data-group-id=" | 140 | ·</span><span·class="p"·data-group-id="5691109405-7">{</span><span·class="ss">public_key_alg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PubKeyAlg</span><span·class="p"·data-group-id="5691109405-7">}</span><span·class="w"> |
| 141 | ·</span><span·class="p"·data-group-id=" | 141 | ·</span><span·class="p"·data-group-id="5691109405-8">{</span><span·class="ss">connect_timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Timeout</span><span·class="p"·data-group-id="5691109405-8">}</span><span·class="w"> |
| 142 | ·</span><span·class="p"·data-group-id=" | 142 | ·</span><span·class="p"·data-group-id="5691109405-9">{</span><span·class="ss">key_cb</span><span·class="p">,</span><span·class="w">·</span><span·class="n">KeyCallbackMod</span><span·class="p"·data-group-id="5691109405-9">}</span><span·class="p"·data-group-id="5691109405-1">]</span></code></pre><p><code·class="inline">ConnType·=·ssh·|·sftp</code>.</p><p>For·other·types,·see·<a·href="../../../../lib/ssh-5.2.6/doc/html/ssh.html"><code·class="inline">ssh</code></a>.</p><p>All·time-out·parameters·in·<code·class="inline">ct_ssh</code>·functions·are·values·in·milliseconds.</p> |
| 143 | ····</section> | 143 | ····</section> |
| 144 | </div> | 144 | </div> |
| 145 | ··<section·id="summary"·class="details-list"> | 145 | ··<section·id="summary"·class="details-list"> |
| 146 | ····<h1·class="section-heading"> | 146 | ····<h1·class="section-heading"> |
| 147 | ······<a·class="hover-link"·href="#summary"> | 147 | ······<a·class="hover-link"·href="#summary"> |
| Offset 3708, 15 lines modified | Offset 3708, 15 lines modified | ||
| 3708 | ······<p·class="built-using"> | 3708 | ······<p·class="built-using"> |
| 3709 | ········Built·using | 3709 | ········Built·using |
| 3710 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3710 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3711 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3711 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3712 | ······</p> | 3712 | ······</p> |
| 3713 | <p>Copyright·©·1996-202 | 3713 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3714 | ····</footer> | 3714 | ····</footer> |
| 3715 | ··</div> | 3715 | ··</div> |
| 3716 | </main> | 3716 | </main> |
| 3717 | </div> | 3717 | </div> |
| 3718 | <script> | 3718 | <script> |
| 3719 | ··function·mermaidLoaded()·{ | 3719 | ··function·mermaidLoaded()·{ |
| 3720 | ····mermaid.initialize({ | 3720 | ····mermaid.initialize({ |
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| 1585 | ······<p·class="built-using"> | 1585 | ······<p·class="built-using"> |
| 1586 | ········Built·using | 1586 | ········Built·using |
| 1587 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1587 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1588 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1588 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1589 | ······</p> | 1589 | ······</p> |
| 1590 | <p>Copyright·©·1996-202 | 1590 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1591 | ····</footer> | 1591 | ····</footer> |
| 1592 | ··</div> | 1592 | ··</div> |
| 1593 | </main> | 1593 | </main> |
| 1594 | </div> | 1594 | </div> |
| 1595 | <script> | 1595 | <script> |
| 1596 | ··function·mermaidLoaded()·{ | 1596 | ··function·mermaidLoaded()·{ |
| 1597 | ····mermaid.initialize({ | 1597 | ····mermaid.initialize({ |
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| 132 | matching·on·the·result.·For·information·about·how·to·use·<code·class="inline">ct_telnet</code>·and | 132 | matching·on·the·result.·For·information·about·how·to·use·<code·class="inline">ct_telnet</code>·and |
| 133 | configure·connections,·specifically·for·UNIX·hosts,·see·the·<a·href="unix_telnet.html"><code·class="inline">unix_telnet</code></a> | 133 | configure·connections,·specifically·for·UNIX·hosts,·see·the·<a·href="unix_telnet.html"><code·class="inline">unix_telnet</code></a> |
| 134 | manual·page.</p><p>Default·values·defined·in·<code·class="inline">ct_telnet</code>:</p><p><a·href=""·id="Default_values"></a></p><ul><li>Connection·timeout·(time·to·wait·for·connection)·=·10·seconds</li><li>Command·timeout·(time·to·wait·for·a·command·to·return)·=·10·seconds</li><li>Max·number·of·reconnection·attempts·=·3</li><li>Reconnection·interval·(time·to·wait·in·between·reconnection·attempts)·=·5 | 134 | manual·page.</p><p>Default·values·defined·in·<code·class="inline">ct_telnet</code>:</p><p><a·href=""·id="Default_values"></a></p><ul><li>Connection·timeout·(time·to·wait·for·connection)·=·10·seconds</li><li>Command·timeout·(time·to·wait·for·a·command·to·return)·=·10·seconds</li><li>Max·number·of·reconnection·attempts·=·3</li><li>Reconnection·interval·(time·to·wait·in·between·reconnection·attempts)·=·5 |
| 135 | seconds</li><li>Keep·alive·(sends·NOP·to·the·server·every·8·sec·if·connection·is·idle)·= | 135 | seconds</li><li>Keep·alive·(sends·NOP·to·the·server·every·8·sec·if·connection·is·idle)·= |
| 136 | <code·class="inline">true</code></li><li>Polling·limit·(max·number·of·times·to·poll·to·get·a·remaining·string | 136 | <code·class="inline">true</code></li><li>Polling·limit·(max·number·of·times·to·poll·to·get·a·remaining·string |
| 137 | terminated)·=·0</li><li>Polling·interval·(sleep·time·between·polls)·=·1·second</li><li>The·TCP_NODELAY·option·for·the·telnet·socket·is·disabled·(set·to·<code·class="inline">false</code>)·per | 137 | terminated)·=·0</li><li>Polling·interval·(sleep·time·between·polls)·=·1·second</li><li>The·TCP_NODELAY·option·for·the·telnet·socket·is·disabled·(set·to·<code·class="inline">false</code>)·per |
| 138 | default</li></ul><p>These·parameters·can·be·modified·by·the·user·with·the·following·configuration | 138 | default</li></ul><p>These·parameters·can·be·modified·by·the·user·with·the·following·configuration |
| 139 | term:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 139 | term:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6555568124-1">{</span><span·class="ss">telnet_settings</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6555568124-2">[</span><span·class="p"·data-group-id="6555568124-3">{</span><span·class="ss">connect_timeout</span><s[·...·truncated·by·diffoscope;·len:·94,·SHA:·f4be0a2be34b516a21db4e0a10a36b0a36bb8f5a202b4ccb8b9c241c1c2b4170·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 140 | ···················</span><span·class="p"·data-group-id=" | 140 | ···················</span><span·class="p"·data-group-id="6555568124-4">{</span><span·class="ss">command_timeout</span><span·class="p">,</span><span·class="n">Millisec</span><span·class="p"·data-group-id="6555568124-4">}</span><span·class="p">,</span><span·class="w"> |
| 141 | ···················</span><span·class="p"·data-group-id=" | 141 | ···················</span><span·class="p"·data-group-id="6555568124-5">{</span><span·class="ss">reconnection_attempts</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id="6555568124-5">}</span><span·class="p">,</span><span·class="w"> |
| 142 | ···················</span><span·class="p"·data-group-id=" | 142 | ···················</span><span·class="p"·data-group-id="6555568124-6">{</span><span·class="ss">reconnection_interval</span><span·class="p">,</span><span·class="n">Millisec</span><span·class="p"·data-group-id="6555568124-6">}</span><span·class="p">,</span><span·class="w"> |
| 143 | ···················</span><span·class="p"·data-group-id=" | 143 | ···················</span><span·class="p"·data-group-id="6555568124-7">{</span><span·class="ss">keep_alive</span><span·class="p">,</span><span·class="n">Bool</span><span·class="p"·data-group-id="6555568124-7">}</span><span·class="p">,</span><span·class="w"> |
| 144 | ···················</span><span·class="p"·data-group-id=" | 144 | ···················</span><span·class="p"·data-group-id="6555568124-8">{</span><span·class="ss">poll_limit</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id="6555568124-8">}</span><span·class="p">,</span><span·class="w"> |
| 145 | ···················</span><span·class="p"·data-group-id=" | 145 | ···················</span><span·class="p"·data-group-id="6555568124-9">{</span><span·class="ss">poll_interval</span><span·class="p">,</span><span·class="n">Millisec</span><span·class="p"·data-group-id="6555568124-9">}</span><span·class="p">,</span><span·class="w"> |
| 146 | ···················</span><span·class="p"·data-group-id=" | 146 | ···················</span><span·class="p"·data-group-id="6555568124-10">{</span><span·class="ss">tcp_nodelay</span><span·class="p">,</span><span·class="n">Bool</span><span·class="p"·data-group-id="6555568124-10">}</span><span·class="p"·data-group-id="6555568124-2">]</span><span·class="p"·data-group-id="655556812[·...·truncated·by·diffoscope;·len:·1,·SHA:·4b227777d4dd1fc61c6f884f48641d02b4d121d3fd328cb08b5531fcacdabf8a·...·]-1">}</span><span·class="p">.</span></code></pre><p><code·class="inline">Millisec·=·integer(),·N·=·integer()</code></p><p>Enter·the·<code·class="inline">telnet_settings</code>·term·in·a·configuration·file·included·in·the·test |
| 147 | and·<code·class="inline">ct_telnet</code>·retrieves·the·information·automatically.</p><p><code·class="inline">keep_alive</code>·can·be·specified·per·connection,·if·necessary.·For·details,·see | 147 | and·<code·class="inline">ct_telnet</code>·retrieves·the·information·automatically.</p><p><code·class="inline">keep_alive</code>·can·be·specified·per·connection,·if·necessary.·For·details,·see |
| 148 | <a·href="unix_telnet.html"><code·class="inline">unix_telnet</code></a>.</p><h2·id="module-logging"·class="section-heading"> | 148 | <a·href="unix_telnet.html"><code·class="inline">unix_telnet</code></a>.</p><h2·id="module-logging"·class="section-heading"> |
| 149 | ··<a·href="#module-logging"·class="hover-link"> | 149 | ··<a·href="#module-logging"·class="hover-link"> |
| 150 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 150 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 151 | ··</a> | 151 | ··</a> |
| 152 | ··<span·class="text">Logging</span> | 152 | ··<span·class="text">Logging</span> |
| 153 | </h2> | 153 | </h2> |
| 154 | <p><a·href=""·id="Logging"></a></p><p>The·default·logging·behavior·of·<code·class="inline">ct_telnet</code>·is·to·print·information·about | 154 | <p><a·href=""·id="Logging"></a></p><p>The·default·logging·behavior·of·<code·class="inline">ct_telnet</code>·is·to·print·information·about |
| 155 | performed·operations,·commands,·and·their·corresponding·results·to·the·test·case | 155 | performed·operations,·commands,·and·their·corresponding·results·to·the·test·case |
| 156 | HTML·log.·The·following·is·not·printed·to·the·HTML·log:·text·strings·sent·from | 156 | HTML·log.·The·following·is·not·printed·to·the·HTML·log:·text·strings·sent·from |
| 157 | the·Telnet·server·that·are·not·explicitly·received·by·a·<code·class="inline">ct_telnet</code>·function, | 157 | the·Telnet·server·that·are·not·explicitly·received·by·a·<code·class="inline">ct_telnet</code>·function, |
| 158 | such·as·<a·href="#expect/3"><code·class="inline">expect/3</code></a>.·However,·<code·class="inline">ct_telnet</code>·can·be·configured·to·use | 158 | such·as·<a·href="#expect/3"><code·class="inline">expect/3</code></a>.·However,·<code·class="inline">ct_telnet</code>·can·be·configured·to·use |
| 159 | a·special·purpose·event·handler,·implemented·in·<code·class="inline">ct_conn_log_h</code>,·for·logging | 159 | a·special·purpose·event·handler,·implemented·in·<code·class="inline">ct_conn_log_h</code>,·for·logging |
| 160 | <em>all</em>·Telnet·traffic.·To·use·this·handler,·install·a·<code·class="inline">Common·Test</code>·hook·named | 160 | <em>all</em>·Telnet·traffic.·To·use·this·handler,·install·a·<code·class="inline">Common·Test</code>·hook·named |
| 161 | <code·class="inline">cth_conn_log</code>.·Example·(using·the·test·suite·information·function):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 161 | <code·class="inline">cth_conn_log</code>.·Example·(using·the·test·suite·information·function):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="3222944426-1">(</span><span·class="p"·data-group-id="3222944426-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 162 | ····</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="p"·data-group-id="3222944426-2">[</span><span·class="p"·data-group-id="3222944426-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3222944426-4">[</span><span·class="p"·data-group-id="3222944426-5">{</[·...·truncated·by·diffoscope;·len:·805,·SHA:·e10dce1759297b49f7ba99943d36a70424e80331c6dfa7c8566f0ce41f0a851b·...·]-2">]</span><span·class="p">.</span></code></pre><p><code·class="inline">conn_mod()</code>·is·the·name·of·the·<code·class="inline">Common·Test</code>·module·implementing·the·connection |
| 163 | protocol,·that·is,·<code·class="inline">ct_telnet</code>.</p><p>The·<code·class="inline">cth_conn_log</code>·hook·performs·unformatted·logging·of·Telnet·data·to·a | 163 | protocol,·that·is,·<code·class="inline">ct_telnet</code>.</p><p>The·<code·class="inline">cth_conn_log</code>·hook·performs·unformatted·logging·of·Telnet·data·to·a |
| 164 | separate·text·file.·All·Telnet·communication·is·captured·and·printed,·including | 164 | separate·text·file.·All·Telnet·communication·is·captured·and·printed,·including |
| 165 | any·data·sent·from·the·server.·The·link·to·this·text·file·is·located·at·the·top | 165 | any·data·sent·from·the·server.·The·link·to·this·text·file·is·located·at·the·top |
| 166 | of·the·test·case·HTML·log.</p><p>By·default,·data·for·all·Telnet·connections·is·logged·in·one·common·file·(named | 166 | of·the·test·case·HTML·log.</p><p>By·default,·data·for·all·Telnet·connections·is·logged·in·one·common·file·(named |
| 167 | <code·class="inline">default</code>),·which·can·get·messy,·for·example,·if·multiple·Telnet·sessions·are | 167 | <code·class="inline">default</code>),·which·can·get·messy,·for·example,·if·multiple·Telnet·sessions·are |
| 168 | running·in·parallel.·Therefore·a·separate·log·file·can·be·created·for·each | 168 | running·in·parallel.·Therefore·a·separate·log·file·can·be·created·for·each |
| 169 | connection.·To·configure·this,·use·hook·option·<code·class="inline">hosts</code>·and·list·the·names·of·the | 169 | connection.·To·configure·this,·use·hook·option·<code·class="inline">hosts</code>·and·list·the·names·of·the |
| Offset 172, 23 lines modified | Offset 172, 23 lines modified | ||
| 172 | default·value·of·this·option·is·<code·class="inline">raw</code>,·which·results·in·the·behavior·described | 172 | default·value·of·this·option·is·<code·class="inline">raw</code>,·which·results·in·the·behavior·described |
| 173 | above.·If·the·value·is·set·to·<code·class="inline">html</code>,·all·Telnet·communication·is·printed·to·the | 173 | above.·If·the·value·is·set·to·<code·class="inline">html</code>,·all·Telnet·communication·is·printed·to·the |
| 174 | test·case·HTML·log·instead.</p><p>For·raw·logs,·<code·class="inline">prefix</code>·option·can·be·used·for·adjusting·prefix·data | 174 | test·case·HTML·log·instead.</p><p>For·raw·logs,·<code·class="inline">prefix</code>·option·can·be·used·for·adjusting·prefix·data |
| 175 | added·to·connection·log.·The·default·value·of·this·option·is | 175 | added·to·connection·log.·The·default·value·of·this·option·is |
| 176 | <code·class="inline">disabled</code>,·which·results·with·no·prefix·data.·If·the·value·is·set·to | 176 | <code·class="inline">disabled</code>,·which·results·with·no·prefix·data.·If·the·value·is·set·to |
| 177 | <code·class="inline">full</code>·prefix·contains·timestamp·and·additonal·information.·If·the | 177 | <code·class="inline">full</code>·prefix·contains·timestamp·and·additonal·information.·If·the |
| 178 | value·is·set·to·<code·class="inline">short</code>·prefix·includes·only·human·readable·timestamp.</p><p>All·<code·class="inline">cth_conn_log</code>·hook·options·described·can·also·be·specified·in·a | 178 | value·is·set·to·<code·class="inline">short</code>·prefix·includes·only·human·readable·timestamp.</p><p>All·<code·class="inline">cth_conn_log</code>·hook·options·described·can·also·be·specified·in·a |
| 179 | configuration·file·with·configuration·variable·<code·class="inline">ct_conn_log</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2336096029-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2336096029-2">[</span><span·class="p"·data-group-id="2336096029-3">{</span><span·class="ss">ct_telnet</span><span·class="p">,</span><span·class="p"·data-group-id="2336096029-4">[</span><span·class="p"·data-group-id="2336096029-5">{</span><span·class="ss">log_type</span><span·class="p">,</span><span·class="ss">raw</span><span·class="p"·data-group-id="2336096029-5">}</span><span·class="p">,</span><span·class="w"> | ||
| 180 | 179 | configuration·file·with·configuration·variable·<code·class="inline">ct_conn_log</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4870721800-1">{</span><span·class="ss">ct_conn_log</span><span[·...·truncated·by·diffoscope;·len:·488,·SHA:·de5297cbc941f891ac73c17ed7a386d7773262f5b855b0e32ee0c745fda6157e·...·] | |
| 180 | ···························</span><span·class="p"·data-group-id="4870721800-6">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="4870721800-7">[</span><span·class="nf">key_or_name</span><span·class="p"·data-group-id="4870721800-8">(</span><span·class="p"·data-group-id="4870721800-8">)</span><span·class="p"·data-group-id="4870721800-7">]</span><span·class="p"·data-group-id="4870721800-6">}</span><span·class="p"·data-group-id="4870721800-4">]</span><span·class="p"·data-group-id="4870721800-3">}</span><span·class="p"·data-group-id="4870721800-2">]</span><span·class="p"·data-group-id="4870721800-1">}</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Hook·options·specified·in·a·configuration·file·overwrite·any·hard-coded·hook | ||
| 181 | options·in·the·test·suite.</p></section><p><a·href=""·id="Logging_example"></a></p><p><em>Logging·Example:</em></p><p>The·following·<code·class="inline">ct_hooks</code>·statement·causes·printing·of·Telnet·traffic·to·separate | 181 | options·in·the·test·suite.</p></section><p><a·href=""·id="Logging_example"></a></p><p><em>Logging·Example:</em></p><p>The·following·<code·class="inline">ct_hooks</code>·statement·causes·printing·of·Telnet·traffic·to·separate |
| 182 | logs·for·the·connections·<code·class="inline">server1</code>·and·<code·class="inline">server2</code>.·Traffic·for·any·other | 182 | logs·for·the·connections·<code·class="inline">server1</code>·and·<code·class="inline">server2</code>.·Traffic·for·any·other |
| 183 | connections·is·logged·in·the·default·Telnet·log.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 183 | connections·is·logged·in·the·default·Telnet·log.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="8651971380-1">(</span><span·class="p"·data-group-id="8651971380-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 184 | ····</span><span·class="p"·data-group-id=" | 184 | ····</span><span·class="p"·data-group-id="8651971380-2">[</span><span·class="p"·data-group-id="8651971380-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w"> |
| 185 | ······</span><span·class="p"·data-group-id="3727928045-4">[</span><span·class="p"·data-group-id="3727928045-5">{</span><span·class="ss">cth_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3727928045-6">[</span><span·class="p"·data-group-id="3727928045-7">{</span><span·class="ss">ct_telnet</span><span·class="p">,</span><span·class="p"·data-group-id="3727928045-8">[</span><span·class="p"·data-group-id="3727928045-9">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="3727928045-10">[</span><span·class="ss">server1</span><span·class="p">,</span><span·class="ss">server2</span><span·class="p"·data-group-id="3727928045-10">]</span><span·class="p"·data-group-id="3727928045-9">}</span><span·class="p"·data-group-id="3727928045-8">]</span><span·class="p"·data-group-id="3727928045-7">}</span><span·class="p"·data-group-id="3727928045-6">]</span><span·class="p"·data-group-id="3727928045-5">}</span><span·class="p"·data-group-id="3727928045-4">]</span><span·class="p"·data-group-id="3727928045-3">}</span><span·class="p"·data-group-id="3727928045-2">]</span><span·class="p">.</span></code></pre><p>As·previously·explained,·this·specification·can·also·be·provided·by·an·entry | ||
| 186 | like·the·following·in·a·configuration·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1077284974-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1077284974-2">[</span><span·class="p"·data-group-id="1077284974-3">{</span><span·class="ss">ct_telnet</span><span·class="p">,</span><span·class="p"·data-group-id="1077284974-4">[</span><span·class="p"·data-group-id="1077284974-5">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="1077284974-6">[</span><span·class="ss">server1</span><span·class="p">,</span><span·class="ss">server2</span><span·class="p"·data-group-id="1077284974-6">]</span><span·class="p"·data-group-id="1077284974-5">}</span><span·class="p"·data-group-id="1077284974-4">]</span><span·class="p"·data-group-id="1077284974-3">}</span><span·class="p"·data-group-id="1077284974-2">]</span><span·class="p"·data-group-id="1077284974-1">}</span><span·class="p">.</span></code></pre><p>In·this·case·the·<code·class="inline">ct_hooks</code>·statement·in·the·test·suite·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="7177511997-1">(</span><span·class="p"·data-group-id="7177511997-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 187 | ····</span><span·class="p"·data-group-id=" | 185 | ······</span><span·class="p"·data-group-id="8651971380-4">[</span><span·class="p"·data-group-id="8651971380-5">{</span><span·class="ss">cth_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8651971380-6">[</span><spa[·...·truncated·by·diffoscope;·len:·999,·SHA:·167821f0c75b727d7e9606162cfc4e9a0236656b4e4b5fcd14c942a3ee6237a7·...·] |
| 186 | like·the·following·in·a·configuration·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5145538127-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5145538127-2">[</span><span·class="p"·data-group-id="5145538127-3">{</span><span·class="ss">ct_telnet</span><span·class="p">,</span><span·class="p"·data-group-id="5145538127-4">[</span><span·class="p"·data-group-id="5145538127-5">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="5145538127-6">[</span><span·class="ss">server1</span><span·class="p">,</span><span·class="ss">server2</span><span·class="p"·data-group-id="5145538127-6">]</span><span·class="p"·data-group-id="5145538127-5">}</span><span·class="p"·data-group-id="5145538127-4">]</span><span·class="p"·data-group-id="5145538127-3">}</span><span·class="p"·data-group-id="5145538127-2">]</span><span·class="p"·data-group-id="5145538127-1">}</span><span·class="p">.</span></code></pre><p>In·this·case·the·<code·class="inline">ct_hooks</code>·statement·in·the·test·suite·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="7288311889-1">(</span><span·class="p"·data-group-id="7288311889-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 187 | ····</span><span·class="p"·data-group-id="7288311889-2">[</span><span·class="p"·data-group-id="7288311889-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7288311889-4">[</span><span·class="p"·data-group-id="7288311889-5">{</span><span·class="ss">cth_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7288311889-6">[</span><span·class="p"·data-group-id="7288311889-6">]</span><span·class="p"·data-group-id="7288311889-5">}</span><span·class="p"·data-group-id="7288311889-4">]</span><span·class="p"·data-group-id="7288311889-3">}</span><span·class="p"·data-group-id="7288311889-2">]</span><span·class="p">.</span></code></pre><h2·id="module-see-also"·class="section-heading"> | ||
| 188 | ··<a·href="#module-see-also"·class="hover-link"> | 188 | ··<a·href="#module-see-also"·class="hover-link"> |
| 189 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 189 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 190 | ··</a> | 190 | ··</a> |
| 191 | ··<span·class="text">See·Also</span> | 191 | ··<span·class="text">See·Also</span> |
| 192 | </h2> | 192 | </h2> |
| 193 | <p><a·href="unix_telnet.html"><code·class="inline">unix_telnet</code></a></p> | 193 | <p><a·href="unix_telnet.html"><code·class="inline">unix_telnet</code></a></p> |
| 194 | ····</section> | 194 | ····</section> |
| Offset 865, 17 lines modified | Offset 865, 17 lines modified | ||
| 865 | of·waiting·for·prompt.</p></li><li><p><strong><code·class="inline">repeat·|·repeat,·N</code></strong>·-·The·pattern(s)·must·be·matched·multiple·times.·If | 865 | of·waiting·for·prompt.</p></li><li><p><strong><code·class="inline">repeat·|·repeat,·N</code></strong>·-·The·pattern(s)·must·be·matched·multiple·times.·If |
| 866 | <code·class="inline">N</code>·is·specified,·the·pattern(s)·are·matched·<code·class="inline">N</code>·times,·and·the·function | 866 | <code·class="inline">N</code>·is·specified,·the·pattern(s)·are·matched·<code·class="inline">N</code>·times,·and·the·function |
| 867 | returns·<code·class="inline">HaltReason·=·done</code>.·This·option·can·be·interrupted·by·one·or·more | 867 | returns·<code·class="inline">HaltReason·=·done</code>.·This·option·can·be·interrupted·by·one·or·more |
| 868 | <code·class="inline">HaltPatterns</code>.·<code·class="inline">MatchList</code>·is·always·returned,·that·is,·a·list·of·<code·class="inline">Match</code> | 868 | <code·class="inline">HaltPatterns</code>.·<code·class="inline">MatchList</code>·is·always·returned,·that·is,·a·list·of·<code·class="inline">Match</code> |
| 869 | instead·of·only·one·<code·class="inline">Match</code>.·Also·<code·class="inline">HaltReason</code>·is·returned.</p></li><li><p><strong><code·class="inline">sequence</code></strong>·-·All·patterns·must·be·matched·in·a·sequence.·A·match·is·not | 869 | instead·of·only·one·<code·class="inline">Match</code>.·Also·<code·class="inline">HaltReason</code>·is·returned.</p></li><li><p><strong><code·class="inline">sequence</code></strong>·-·All·patterns·must·be·matched·in·a·sequence.·A·match·is·not |
| 870 | concluded·until·all·patterns·are·matched.·This·option·can·be·interrupted·by | 870 | concluded·until·all·patterns·are·matched.·This·option·can·be·interrupted·by |
| 871 | one·or·more·<code·class="inline">HaltPatterns</code>.·<code·class="inline">MatchList</code>·is·always·returned,·that·is,·a·list·of | 871 | one·or·more·<code·class="inline">HaltPatterns</code>.·<code·class="inline">MatchList</code>·is·always·returned,·that·is,·a·list·of |
| 872 | <code·class="inline">Match</code>·instead·of·only·one·<code·class="inline">Match</code>.·Also·<code·class="inline">HaltReason</code>·is·returned.</p></li></ul><p><em>Example·1:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expect</span><span·class="p"·data-group-id=" | 872 | <code·class="inline">Match</code>·instead·of·only·one·<code·class="inline">Match</code>.·Also·<code·class="inline">HaltReason</code>·is·returned.</p></li></ul><p><em>Example·1:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expect</span><span·class="p"·data-group-id="3717716851-1">(</span><span·class="n">Connection</span><span·class="p">,</span><span·class="p"·data-group-id="3717716851-2">[</span><span·class="p"·data-group-id="3717716851-3">{</span><span·class="ss">abc</span><span·class="p">,</span><span·class="s">&quo[·...·truncated·by·diffoscope;·len:·1029,·SHA:·343d8d36be42ed195224cfea905ed44fa773ac42b7d66bcecef660cf3f78ea2a·...·]-1">)</span></code></pre><p>First·this·tries·to·match·<code·class="inline">"ABC"</code>,·and·then·<code·class="inline">"XYZ"</code>,·but·if·<code·class="inline">"NNN"</code>·appears,·the |
| 873 | function·returns·<code·class="inline">{error,{nnn,["NNN"]}}</code>.·If·both·<code·class="inline">"ABC"</code>·and·<code·class="inline">"XYZ"</code>·are | 873 | function·returns·<code·class="inline">{error,{nnn,["NNN"]}}</code>.·If·both·<code·class="inline">"ABC"</code>·and·<code·class="inline">"XYZ"</code>·are |
| 874 | matched,·the·function·returns·<code·class="inline">{ok,[AbcMatch,XyzMatch]}</code>.</p><p><em>Example·2:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expect</span><span·class="p"·data-group-id=" | 874 | matched,·the·function·returns·<code·class="inline">{ok,[AbcMatch,XyzMatch]}</code>.</p><p><em>Example·2:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expect</span><span·class="p"·data-group-id="9009616308-1">(</span><span·class="n">Connection</span><span·class="p">,</span><span·class="p"·data-group-id="9009616308-2">[</span><span·class="p"·data-group-id="9009616308-3">{</span><span·class="ss">abc</span><span·class="p">,</span><span·class="s">&quo[·...·truncated·by·diffoscope;·len:·1182,·SHA:·be154012d6fbaba6a2ecae78ccdfc7b4b935933baee13d0cd29fbd33611cb718·...·]-1">)</span></code></pre><p>This·tries·to·match·<code·class="inline">"ABC"</code>·or·<code·class="inline">"XYZ"</code>·twice.·If·<code·class="inline">"NNN"</code>·appears,·the·function |
| 875 | returns·<code·class="inline">HaltReason·=·{nnn,["NNN"]}</code>.</p><p>Options·<code·class="inline">repeat</code>·and·<code·class="inline">sequence</code>·can·be·combined·to·match·a·sequence·multiple | 875 | returns·<code·class="inline">HaltReason·=·{nnn,["NNN"]}</code>.</p><p>Options·<code·class="inline">repeat</code>·and·<code·class="inline">sequence</code>·can·be·combined·to·match·a·sequence·multiple |
| 876 | times.</p> | 876 | times.</p> |
| 877 | ··</section> | 877 | ··</section> |
| 878 | </section> | 878 | </section> |
| 879 | <section·class="detail"·id="get_data/1"> | 879 | <section·class="detail"·id="get_data/1"> |
| 880 | ··<div·class="detail-header"> | 880 | ··<div·class="detail-header"> |
| Offset 1189, 15 lines modified | Offset 1189, 15 lines modified | ||
| 1189 | ······<p·class="built-using"> | 1189 | ······<p·class="built-using"> |
| 1190 | ········Built·using | 1190 | ········Built·using |
| 1191 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1191 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1192 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1192 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1193 | ······</p> | 1193 | ······</p> |
| 1194 | <p>Copyright·©·1996-202 | 1194 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1195 | ····</footer> | 1195 | ····</footer> |
| 1196 | ··</div> | 1196 | ··</div> |
| 1197 | </main> | 1197 | </main> |
| 1198 | </div> | 1198 | </div> |
| 1199 | <script> | 1199 | <script> |
| 1200 | ··function·mermaidLoaded()·{ | 1200 | ··function·mermaidLoaded()·{ |
| 1201 | ····mermaid.initialize({ | 1201 | ····mermaid.initialize({ |
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| 233 | ······<p·class="built-using"> | 233 | ······<p·class="built-using"> |
| 234 | ········Built·using | 234 | ········Built·using |
| 235 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 235 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 236 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 236 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 237 | ······</p> | 237 | ······</p> |
| 238 | <p>Copyright·©·1996-202 | 238 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 239 | ····</footer> | 239 | ····</footer> |
| 240 | ··</div> | 240 | ··</div> |
| 241 | </main> | 241 | </main> |
| 242 | </div> | 242 | </div> |
| 243 | <script> | 243 | <script> |
| 244 | ··function·mermaidLoaded()·{ | 244 | ··function·mermaidLoaded()·{ |
| 245 | ····mermaid.initialize({ | 245 | ····mermaid.initialize({ |
| Offset 157, 73 lines modified | Offset 157, 73 lines modified | ||
| 157 | between·the·cases·and·therefore·introduce·dependencies·between·them.</p><p>To·avoid·this,·we·can·consider·starting·and·stopping·the·server·for·every·test. | 157 | between·the·cases·and·therefore·introduce·dependencies·between·them.</p><p>To·avoid·this,·we·can·consider·starting·and·stopping·the·server·for·every·test. |
| 158 | We·can·thus·implement·the·start·and·stop·action·as·common·functions·to·be·called | 158 | We·can·thus·implement·the·start·and·stop·action·as·common·functions·to·be·called |
| 159 | from·<a·href="ct_suite.html#c:init_per_testcase/2"><code·class="inline">init_per_testcase</code></a>·and | 159 | from·<a·href="ct_suite.html#c:init_per_testcase/2"><code·class="inline">init_per_testcase</code></a>·and |
| 160 | <a·href="ct_suite.html#c:end_per_testcase/2"><code·class="inline">end_per_testcase</code></a>.·(Remember·to·test·the | 160 | <a·href="ct_suite.html#c:end_per_testcase/2"><code·class="inline">end_per_testcase</code></a>.·(Remember·to·test·the |
| 161 | start·and·stop·functionality·separately.)·The·configuration·can·also·be | 161 | start·and·stop·functionality·separately.)·The·configuration·can·also·be |
| 162 | implemented·as·a·common·function,·maybe·grouped·with·the·start·function. | 162 | implemented·as·a·common·function,·maybe·grouped·with·the·start·function. |
| 163 | Finally,·the·testing·of·connecting·and·disconnecting·a·client·can·be·grouped | 163 | Finally,·the·testing·of·connecting·and·disconnecting·a·client·can·be·grouped |
| 164 | into·one·test·case.·The·resulting·suite·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 164 | into·one·test·case.·The·resulting·suite·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9831328810-1">(</span><span·class="ss">my_server_SUITE</span><span·class="p"·data-group-id="9831328810-1">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 165 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="9831328810-2">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="9831328810-2">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 166 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="9831328810-3">(</span><span·class="s">"ct.hrl"</span><span·class="p"·data-group-id="9831328810-3">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="c1">%%%·init·and·end·functions...</span><span·class="w"> | 167 | </span><span·class="c1">%%%·init·and·end·functions...</span><span·class="w"> |
| 168 | </span><span·class="nf">suite</span><span·class="p"·data-group-id=" | 168 | </span><span·class="nf">suite</span><span·class="p"·data-group-id="9831328810-4">(</span><span·class="p"·data-group-id="9831328810-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="9831328810-5">[</span><span·class="p"·data-group-id="9831328810-6">{</span[·...·truncated·by·diffoscope;·len:·187,·SHA:·9c35fe880cef4b513815418b25affdd63219d7d76da11c4c9c57d42135bf905a·...·]-5">]</span><span·class="p">.</span><span·class="w"> |
| 169 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id=" | 169 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="9831328810-7">(</span><span·class="ss">start_and_stop</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="9831328810-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 170 | ····</span><span·class="n">Config</span><span·class="p">;</span><span·class="w"> | 170 | ····</span><span·class="n">Config</span><span·class="p">;</span><span·class="w"> |
| 171 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id=" | 171 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="9831328810-8">(</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="9831328810-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ····</span><span·class="p"·data-group-id=" | 172 | ····</span><span·class="p"·data-group-id="9831328810-9">[</span><span·class="p"·data-group-id="9831328810-10">{</span><span·class="ss">server_pid</span><span·class="p">,</span><span·class="nf">start_server</span><span·class="p"·data-group-id="9831328810-11">(</span><span·class="p"·data-group-id="9[·...·truncated·by·diffoscope;·len:·218,·SHA:·55f315714a879984f21ffde4ccf67420c97553294328ac3fdff2bbee95ef7961·...·]-9">]</span><span·class="p">;</span><span·class="w"> |
| 173 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="9831328810-12">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="9831328810-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_server</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_server</span><span·class="p"·data-group-id="9831328810-13">(</span><span·class="p"·data-group-id="9831328810-13">)</span><span·class="p">,</span><span·class="w"> |
| 175 | ····</span><span·class="nf">configure_server</span><span·class="p"·data-group-id=" | 175 | ····</span><span·class="nf">configure_server</span><span·class="p"·data-group-id="9831328810-14">(</span><span·class="p"·data-group-id="9831328810-14">)</span><span·class="p">,</span><span·class="w"> |
| 176 | ····</span><span·class="p"·data-group-id=" | 176 | ····</span><span·class="p"·data-group-id="9831328810-15">[</span><span·class="p"·data-group-id="9831328810-16">{</span><span·class="ss">server_pid</span><span·class="p">,</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="9831328810-16">}</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·107,·SHA:·a9a8d9a6859a595ffc96842e0afadba447234e26f2f32e5121371fd1a7c4f8e7·...·]-15">]</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id=" | 177 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id="9831328810-17">(</span><span·class="ss">start_and_stop</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="9831328810-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 178 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 178 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 179 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id=" | 179 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id="9831328810-18">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="9831328810-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 180 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="9831328810-19">(</span><span·class="ss">server_pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="9831328810-19">)</span><span·class="p">,</span><span·class="w"> |
| 181 | ····</span><span·class="nf">stop_server</span><span·class="p"·data-group-id=" | 181 | ····</span><span·class="nf">stop_server</span><span·class="p"·data-group-id="9831328810-20">(</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="9831328810-20">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="c1">%%%·test·cases...</span><span·class="w"> | 182 | </span><span·class="c1">%%%·test·cases...</span><span·class="w"> |
| 183 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 183 | </span><span·class="nf">all</span><span·class="p"·data-group-id="9831328810-21">(</span><span·class="p"·data-group-id="9831328810-21">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="9831328810-22">[</span><span·class="ss">start_and_stop</span><span·class[·...·truncated·by·diffoscope;·len:·202,·SHA:·3ac03c94e06b8ced9290d2536f6f0ca1c067ce6c1ee9bfd60dc55f71500c416e·...·]-22">]</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="c1">%%·test·that·starting·and·stopping·works</span><span·class="w"> | 184 | </span><span·class="c1">%%·test·that·starting·and·stopping·works</span><span·class="w"> |
| 185 | </span><span·class="nf">start_and_stop</span><span·class="p"·data-group-id=" | 185 | </span><span·class="nf">start_and_stop</span><span·class="p"·data-group-id="9831328810-23">(</span><span·class="p">_</span><span·class="p"·data-group-id="9831328810-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 186 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_server</span><span·class="p"·data-group-id=" | 186 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_server</span><span·class="p"·data-group-id="9831328810-24">(</span><span·class="p"·data-group-id="9831328810-24">)</span><span·class="p">,</span><span·class="w"> |
| 187 | ····</span><span·class="nf">stop_server</span><span·class="p"·data-group-id=" | 187 | ····</span><span·class="nf">stop_server</span><span·class="p"·data-group-id="9831328810-25">(</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="9831328810-25">)</span><span·class="p">.</span><span·class="w"> |
| 188 | </span><span·class="c1">%%·configuration·test</span><span·class="w"> | 188 | </span><span·class="c1">%%·configuration·test</span><span·class="w"> |
| 189 | </span><span·class="nf">config</span><span·class="p"·data-group-id=" | 189 | </span><span·class="nf">config</span><span·class="p"·data-group-id="9831328810-26">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9831328810-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 190 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 190 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="9831328810-27">(</span><span·class="ss">server_pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="9831328810-27">)</span><span·class="p">,</span><span·class="w"> |
| 191 | ····</span><span·class="nf">configure_server</span><span·class="p"·data-group-id=" | 191 | ····</span><span·class="nf">configure_server</span><span·class="p"·data-group-id="9831328810-28">(</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="9831328810-28">)</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="c1">%%·test·connecting·and·disconnecting·client</span><span·class="w"> | 192 | </span><span·class="c1">%%·test·connecting·and·disconnecting·client</span><span·class="w"> |
| 193 | </span><span·class="nf">connect_and_disconnect</span><span·class="p"·data-group-id=" | 193 | </span><span·class="nf">connect_and_disconnect</span><span·class="p"·data-group-id="9831328810-29">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9831328810-29">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 194 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="9831328810-30">(</span><span·class="ss">server_pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="9831328810-30">)</span><span·class="p">,</span><span·class="w"> |
| 195 | ····</span><span·class="p"·data-group-id=" | 195 | ····</span><span·class="p"·data-group-id="9831328810-31">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">SessionId</span><span·class="p"·data-group-id="9831328810-31">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_serve[·...·truncated·by·diffoscope;·len:·190,·SHA:·4beb38eeb2e2d330b8db4aa87d16a727f5dbb96e28506334b84ed139fed87954·...·]-32">)</span><span·class="p">,</span><span·class="w"> |
| 196 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id=" | 196 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id="9831328810-33">(</span><span·class="n">ServerPid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SessionId</span><span·class="p"·data-group-id="9831328810-33">)</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="c1">%%%·common·functions...</span><span·class="w"> | 197 | </span><span·class="c1">%%%·common·functions...</span><span·class="w"> |
| 198 | </span><span·class="nf">start_server</span><span·class="p"·data-group-id=" | 198 | </span><span·class="nf">start_server</span><span·class="p"·data-group-id="9831328810-34">(</span><span·class="p"·data-group-id="9831328810-34">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ····</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="p"·data-group-id="9831328810-35">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="9831328810-35">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_serve[·...·truncated·by·diffoscope;·len:·156,·SHA:·83d1f4a5029d7ac6bb4b9455c6508d6c13e08538a2ece41d1773d7fb15b46eb8·...·]-36">)</span><span·class="p">,</span><span·class="w"> |
| 200 | ····</span><span·class="n">ServerPid</span><span·class="p">.</span><span·class="w"> | 200 | ····</span><span·class="n">ServerPid</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="nf">stop_server</span><span·class="p"·data-group-id=" | 201 | </span><span·class="nf">stop_server</span><span·class="p"·data-group-id="9831328810-37">(</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="9831328810-37">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 202 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="9831328810-38">(</span><span·class="p"·data-group-id="9831328810-38">)</span><span·class="p">,</span><span·class="w"> |
| 203 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 203 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="nf">configure_server</span><span·class="p"·data-group-id=" | 204 | </span><span·class="nf">configure_server</span><span·class="p"·data-group-id="9831328810-39">(</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="9831328810-39">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 205 | ····</span><span·class="n">ServerCfgData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="n">ServerCfgData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="9831328810-40">(</span><span·class="ss">my_server_cfg</span><span·class="p"·data-group-id="9831328810-40">)</span><span·class="p">,</span><span·class="w"> |
| 206 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">configure</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">configure</span><span·class="p"·data-group-id="9831328810-41">(</span><span·class="n">ServerPid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ServerCfgData</span><span·class="p"·data-group-id="9831328810-41">)</span><span·class="p">,</span><span·class="w"> |
| 207 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p><a·href=""·id="save_config"></a></p><h2·id="saving-configuration-data"·class="section-heading"> | 207 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p><a·href=""·id="save_config"></a></p><h2·id="saving-configuration-data"·class="section-heading"> |
| 208 | ··<a·href="#saving-configuration-data"·class="hover-link"> | 208 | ··<a·href="#saving-configuration-data"·class="hover-link"> |
| 209 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 209 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 210 | ··</a> | 210 | ··</a> |
| 211 | ··<span·class="text">Saving·Configuration·Data</span> | 211 | ··<span·class="text">Saving·Configuration·Data</span> |
| 212 | </h2> | 212 | </h2> |
| 213 | <p>Sometimes·it·is·impossible,·or·infeasible,·to·implement·independent·test·cases. | 213 | <p>Sometimes·it·is·impossible,·or·infeasible,·to·implement·independent·test·cases. |
| Offset 243, 48 lines modified | Offset 243, 48 lines modified | ||
| 243 | <code·class="inline">Saver</code>·is·always·matched·to·the·expected·name·of·the·saving·test·case.·This | 243 | <code·class="inline">Saver</code>·is·always·matched·to·the·expected·name·of·the·saving·test·case.·This |
| 244 | way,·problems·because·of·restructuring·of·the·test·suite·can·be·avoided.·Also, | 244 | way,·problems·because·of·restructuring·of·the·test·suite·can·be·avoided.·Also, |
| 245 | it·makes·the·dependency·more·explicit·and·the·test·suite·easier·to·read·and | 245 | it·makes·the·dependency·more·explicit·and·the·test·suite·easier·to·read·and |
| 246 | maintain.</p><p>To·pass·data·from·one·test·suite·to·another,·the·same·mechanism·is·used.·The | 246 | maintain.</p><p>To·pass·data·from·one·test·suite·to·another,·the·same·mechanism·is·used.·The |
| 247 | data·is·to·be·saved·by·finction·<a·href="ct_suite.html#c:end_per_suite/1"><code·class="inline">end_per_suite</code></a> | 247 | data·is·to·be·saved·by·finction·<a·href="ct_suite.html#c:end_per_suite/1"><code·class="inline">end_per_suite</code></a> |
| 248 | and·read·by·function·<a·href="ct_suite.html#c:init_per_suite/1"><code·class="inline">init_per_suite</code></a>·in·the | 248 | and·read·by·function·<a·href="ct_suite.html#c:init_per_suite/1"><code·class="inline">init_per_suite</code></a>·in·the |
| 249 | suite·that·follows.·When·passing·data·between·suites,·<code·class="inline">Saver</code>·carries·the·name | 249 | suite·that·follows.·When·passing·data·between·suites,·<code·class="inline">Saver</code>·carries·the·name |
| 250 | of·the·test·suite.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 250 | of·the·test·suite.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6358764137-1">(</span><span·class="ss">server_b_SUITE</span><span·class="p"·data-group-id="6358764137-1">)</span><span·class="p">.</span><span·class="w"> |
| 251 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 251 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="6358764137-2">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="6358764137-2">)</span><span·class="p">.</span><span·class="w"> |
| 252 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 252 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="6358764137-3">(</span><span·class="s">"ct.hrl"</span><span·class="p"·data-group-id="6358764137-3">)</span><span·class="p">.</span><span·class="w"> |
| 253 | </span><span·class="c1">%%%·init·and·end·functions...</span><span·class="w"> | 253 | </span><span·class="c1">%%%·init·and·end·functions...</span><span·class="w"> |
| 254 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id=" | 254 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="6358764137-4">(</span><span·class="n">Config</span><span·class="p"·data-group-id="6358764137-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 255 | ····</span><span·class="c1">%%·read·config·saved·by·previous·test·suite</span><span·class="w"> | 255 | ····</span><span·class="c1">%%·read·config·saved·by·previous·test·suite</span><span·class="w"> |
| 256 | ····</span><span·class="p"·data-group-id=" | 256 | ····</span><span·class="p"·data-group-id="6358764137-5">{</span><span·class="ss">server_a_SUITE</span><span·class="p">,</span><span·class="n">OldConfig</span><span·class="p"·data-group-id="6358764137-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc[·...·truncated·by·diffoscope;·len:·281,·SHA:·7738e928267cd9b1acb444f4929c1122650b035ec3ee6d861eb41f7c7134ee2c·...·]7-6">)</span><span·class="p">,</span><span·class="w"> |
| 257 | ····</span><span·class="c1">%%·extract·server·identity·(comes·from·server_a_SUITE)</span><span·class="w"> | 257 | ····</span><span·class="c1">%%·extract·server·identity·(comes·from·server_a_SUITE)</span><span·class="w"> |
| 258 | ····</span><span·class="n">ServerId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 258 | ····</span><span·class="n">ServerId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="6358764137-7">(</span><span·class="ss">server_id</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OldConfig</span><span·class="p"·data-group-id="6358764137-7">)</span><span·class="p">,</span><span·class="w"> |
| 259 | ····</span><span·class="n">SessionId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">connect_to_server</span><span·class="p"·data-group-id="2650649617-8">(</span><span·class="n">ServerId</span><span·class="p"·data-group-id="2650649617-8">)</span><span·class="p">,</span><span·class="w"> | ||
| 260 | ····</span><span·class=" | 259 | ····</span><span·class="n">SessionId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">connect_to_server</span><span·class="p"·data-group-id="6358764137-8">(</span><span·class="n">ServerId</span><span·class="p"·data-group-id="635876413[·...·truncated·by·diffoscope;·len:·30,·SHA:·532ac3220310ee5dcde4fe2824acc1f098993bb03ddc7dc5f7534d4eef1c69df·...·]</span><span·class="w"> |
| 260 | ····</span><span·class="p"·data-group-id="6358764137-9">[</span><span·class="p"·data-group-id="6358764137-10">{</span><span·class="ss">ids</span><span·class="p">,</span><span·class="p"·data-group-id="6358764137-11">{</span><span·class="n">ServerId</span><span·class="p">,</span><span·class="n">SessionId</span><span·class="p"·data-group-id="6358764137-11">}</span><span·class="p"·data-group-id="6358764137-10">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="6358764137-9">]</span><span·class="p">.</span><span·class="w"> | ||
| 261 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id=" | 261 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id="6358764137-12">(</span><span·class="n">Config</span><span·class="p"·data-group-id="6358764137-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 262 | ····</span><span·class="c1">%%·save·config·for·server_c_SUITE·(session_id·and·server_id)</span><span·class="w"> | 262 | ····</span><span·class="c1">%%·save·config·for·server_c_SUITE·(session_id·and·server_id)</span><span·class="w"> |
| 263 | ····</span><span·class="p"·data-group-id=" | 263 | ····</span><span·class="p"·data-group-id="6358764137-13">{</span><span·class="ss">save_config</span><span·class="p">,</span><span·class="n">Config</span><span·class="p"·data-group-id="6358764137-13">}</span><span·class="w"> |
| 264 | </span><span·class="c1">%%%·test·cases...</span><span·class="w"> | 264 | </span><span·class="c1">%%%·test·cases...</span><span·class="w"> |
| 265 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 265 | </span><span·class="nf">all</span><span·class="p"·data-group-id="6358764137-14">(</span><span·class="p"·data-group-id="6358764137-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="6358764137-15">[</span><span·class="ss">allocate</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·105,·SHA:·480c711d609e5a49d9bce975746b396ab254e8707ec2a3deffabc3c64ad9c284·...·]7-15">]</span><span·class="p">.</span><span·class="w"> |
| 266 | </span><span·class="nf">allocate</span><span·class="p"·data-group-id=" | 266 | </span><span·class="nf">allocate</span><span·class="p"·data-group-id="6358764137-16">(</span><span·class="n">Config</span><span·class="p"·data-group-id="6358764137-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 267 | ····</span><span·class="p"·data-group-id=" | 267 | ····</span><span·class="p"·data-group-id="6358764137-17">{</span><span·class="n">ServerId</span><span·class="p">,</span><span·class="n">SessionId</span><span·class="p"·data-group-id="6358764137-17">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">pro[·...·truncated·by·diffoscope;·len:·268,·SHA:·b4894e5c9b11a422f03a76acb18acd5cc6018b7ce56b7ad7e9b8518001a4f203·...·]7-18">)</span><span·class="p">,</span><span·class="w"> |
| 268 | ····</span><span·class="p"·data-group-id=" | 268 | ····</span><span·class="p"·data-group-id="6358764137-19">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Handle</span><span·class="p"·data-group-id="6358764137-19">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">allocate_re[·...·truncated·by·diffoscope;·len:·218,·SHA:·18f35cdf21b911a897326fc19b5ba62c4cc8d4283c8185e316f6d3c816467e5e·...·]7-20">)</span><span·class="p">,</span><span·class="w"> |
| 269 | ····</span><span·class="c1">%%·save·handle·for·deallocation·test</span><span·class="w"> | 269 | ····</span><span·class="c1">%%·save·handle·for·deallocation·test</span><span·class="w"> |
| 270 | ····</span><span·class="n">NewConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 270 | ····</span><span·class="n">NewConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6358764137-21">[</span><span·class="p"·data-group-id="6358764137-22">{</span><span·class="ss">handle</span><span·class="p">,</span><span·class="n">Handle</span><span·class="p"·data-group-id="6358764137-22">}</span><span·class="p"·data-group-id="6358764137-21">]</span><span·class="p">,</span><span·class="w"> |
| 271 | ····</span><span·class="p"·data-group-id=" | 271 | ····</span><span·class="p"·data-group-id="6358764137-23">{</span><span·class="ss">save_config</span><span·class="p">,</span><span·class="n">NewConfig</span><span·class="p"·data-group-id="6358764137-23">}</span><span·class="p">.</span><span·class="w"> |
| 272 | </span><span·class="nf">deallocate</span><span·class="p"·data-group-id=" | 272 | </span><span·class="nf">deallocate</span><span·class="p"·data-group-id="6358764137-24">(</span><span·class="n">Config</span><span·class="p"·data-group-id="6358764137-24">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 273 | ····</span><span·class="p"·data-group-id=" | 273 | ····</span><span·class="p"·data-group-id="6358764137-25">{</span><span·class="n">ServerId</span><span·class="p">,</span><span·class="n">SessionId</span><span·class="p"·data-group-id="6358764137-25">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">pro[·...·truncated·by·diffoscope;·len:·268,·SHA:·0da6d0a88e9c189a216bbfe3334e79692f3d9aeec66fd7e1e195cdf0f9c7b022·...·]7-26">)</span><span·class="p">,</span><span·class="w"> |
| 274 | ····</span><span·class="p"·data-group-id=" | 274 | ····</span><span·class="p"·data-group-id="6358764137-27">{</span><span·class="ss">allocate</span><span·class="p">,</span><span·class="n">OldConfig</span><span·class="p"·data-group-id="6358764137-27">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">pr[·...·truncated·by·diffoscope;·len:·278,·SHA:·8c0bcaffb9a79defcf2a55c2098a407ad4c41648c5ee191624d41e4287a581f4·...·]7-28">)</span><span·class="p">,</span><span·class="w"> |
| 275 | ····</span><span·class="n">Handle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 275 | ····</span><span·class="n">Handle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="6358764137-29">(</span><span·class="ss">handle</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OldConfig</span><span·class="p"·data-group-id="6358764137-29">)</span><span·class="p">,</span><span·class="w"> |
| 276 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">deallocate_resource</span><span·class="p"·data-group-id=" | 276 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">deallocate_resource</span><span·class="p"·data-group-id="6358764137-30">(</span><span·class="n">ServerId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SessionId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handle</span><span·class="p"·data-group-id="6358764137-30">)</span><span·class="p">.</span></code></pre><p>To·save·<code·class="inline">Config</code>·data·from·a·test·case·that·is·to·be·skipped,·return·tuple |
| 277 | <code·class="inline">{skip_and_save,Reason,ConfigList}</code>.</p><p>The·result·is·that·the·test·case·is·skipped·with·<code·class="inline">Reason</code>·printed·to·the·log | 277 | <code·class="inline">{skip_and_save,Reason,ConfigList}</code>.</p><p>The·result·is·that·the·test·case·is·skipped·with·<code·class="inline">Reason</code>·printed·to·the·log |
| 278 | file·(as·described·earlier)·and·<code·class="inline">ConfigList</code>·is·saved·for·the·next·test·case. | 278 | file·(as·described·earlier)·and·<code·class="inline">ConfigList</code>·is·saved·for·the·next·test·case. |
| 279 | <code·class="inline">ConfigList</code>·can·be·read·using·<code·class="inline">proplists:get_value(saved_config,·Config)</code>,·as | 279 | <code·class="inline">ConfigList</code>·can·be·read·using·<code·class="inline">proplists:get_value(saved_config,·Config)</code>,·as |
| 280 | described·earlier.·<code·class="inline">skip_and_save</code>·can·also·be·returned·from·<code·class="inline">init_per_suite</code>. | 280 | described·earlier.·<code·class="inline">skip_and_save</code>·can·also·be·returned·from·<code·class="inline">init_per_suite</code>. |
| 281 | In·this·case,·the·saved·data·can·be·read·by·<code·class="inline">init_per_suite</code>·in·the·suite·that | 281 | In·this·case,·the·saved·data·can·be·read·by·<code·class="inline">init_per_suite</code>·in·the·suite·that |
| 282 | follows.</p><h2·id="sequences"·class="section-heading"> | 282 | follows.</p><h2·id="sequences"·class="section-heading"> |
| 283 | ··<a·href="#sequences"·class="hover-link"> | 283 | ··<a·href="#sequences"·class="hover-link"> |
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| 296 | following·tests·are·not·to·be·executed.·Typically,·if·the·<code·class="inline">save_config</code>·facility | 296 | following·tests·are·not·to·be·executed.·Typically,·if·the·<code·class="inline">save_config</code>·facility |
| 297 | is·used·and·a·test·case·that·is·expected·to·save·data·crashes,·the·following | 297 | is·used·and·a·test·case·that·is·expected·to·save·data·crashes,·the·following |
| 298 | case·cannot·run.·<code·class="inline">Common·Test</code>·offers·a·way·to·declare·such·dependencies,·called | 298 | case·cannot·run.·<code·class="inline">Common·Test</code>·offers·a·way·to·declare·such·dependencies,·called |
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| 164 | </h2> | 164 | </h2> |
| 165 | <p>Event·handlers·can·be·installed·by·an·<code·class="inline">event_handler</code>·start·flag | 165 | <p>Event·handlers·can·be·installed·by·an·<code·class="inline">event_handler</code>·start·flag |
| 166 | (<a·href="ct_run_cmd.html"><code·class="inline">ct_run</code></a>)·or·option·<a·href="ct.html#run_test/1"><code·class="inline">ct:run_test/1</code></a>,·where·the·argument | 166 | (<a·href="ct_run_cmd.html"><code·class="inline">ct_run</code></a>)·or·option·<a·href="ct.html#run_test/1"><code·class="inline">ct:run_test/1</code></a>,·where·the·argument |
| 167 | specifies·the·names·of·one·or·more·event·handler·modules.</p><p><em>Example:</em></p><p><code·class="inline">$·ct_run·-suite·test/my_SUITE·-event_handler·handlers/my_evh1·handlers/my_evh2·-pa·$PWD/handlers</code></p><p>To·pass·start·arguments·to·the·event·handler·init·function,·use·option | 167 | specifies·the·names·of·one·or·more·event·handler·modules.</p><p><em>Example:</em></p><p><code·class="inline">$·ct_run·-suite·test/my_SUITE·-event_handler·handlers/my_evh1·handlers/my_evh2·-pa·$PWD/handlers</code></p><p>To·pass·start·arguments·to·the·event·handler·init·function,·use·option |
| 168 | <code·class="inline">ct_run·-event_handler_init</code>·instead·of·<code·class="inline">-event_handler</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>All·event·handler·modules·must·have·<code·class="inline">gen_event</code>·behavior.·These·modules·must | 168 | <code·class="inline">ct_run·-event_handler_init</code>·instead·of·<code·class="inline">-event_handler</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>All·event·handler·modules·must·have·<code·class="inline">gen_event</code>·behavior.·These·modules·must |
| 169 | be·precompiled·and·their·locations·must·be·added·explicitly·to·the·Erlang·code | 169 | be·precompiled·and·their·locations·must·be·added·explicitly·to·the·Erlang·code |
| 170 | server·search·path·(as·in·the·previous·example).</p></section><p>An·event_handler·tuple·in·argument·<code·class="inline">Opts</code>·has·the·following·definition·(see | 170 | server·search·path·(as·in·the·previous·example).</p></section><p>An·event_handler·tuple·in·argument·<code·class="inline">Opts</code>·has·the·following·definition·(see |
| 171 | <a·href="ct.html#run_test/1"><code·class="inline">ct:run_test/1</code></a>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 171 | <a·href="ct.html#run_test/1"><code·class="inline">ct:run_test/1</code></a>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7489880468-1">{</span><span·class="ss">event_handler</span><span·class="p">,</span><span·class="n">EventHandlers</span><span·class="p"·data-group-id="7489880468-1">}</span><span·class="w"> |
| 172 | </span><span·class="n">EventHandlers</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">EH</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 172 | </span><span·class="n">EventHandlers</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">EH</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7489880468-2">[</span><span·class="n">EH</span><span·class="p"·data-group-id="7489880468-2">]</span><span·class="w"> |
| 173 | </span><span·class="n">EH</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="6926876643-3">(</span><span·class="p"·data-group-id="6926876643-3">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="6926876643-4">{</span><span·class="nf">atom</span><span·class="p"·data-group-id="6926876643-5">(</span><span·class="p"·data-group-id="6926876643-5">)</span><span·class="p">,</span><span·class="n">InitArgs</span><span·class="p"·data-group-id="6926876643-4">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="6926876643-6">{</span><span·class="p"·data-group-id="6926876643-7">[</span><span·class="nf">atom</span><span·class="p"·data-group-id="6926876643-8">(</span><span·class="p"·data-group-id="6926876643-8">)</span><span·class="p"·data-group-id="6926876643-7">]</span><span·class="p">,</span><span·class="n">InitArgs</span><span·class="p"·data-group-id="6926876643-6">}</span><span·class="w"> | ||
| 174 | </span><span·class="n">InitArgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6926876643-9">[</span><span·class="nf">term</span><span·class="p"·data-group-id="6926876643-10">(</span><span·class="p"·data-group-id="6926876643-10">)</span><span·class="p"·data-group-id="6926876643-9">]</span></code></pre><p>In·the·following·example,·two·event·handlers·for·the·<code·class="inline">my_SUITE</code>·test·are | ||
| 175 | 173 | </span><span·class="n">EH</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="7489880468-3">(</span><span·class="p"·data-group-id="7489880468-3">)</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·838,·SHA:·9d5d1082bdf70927b1a9b8b26a81468581829ecff77c913dd3a3644205197eff·...·] | |
| 174 | </span><span·class="n">InitArgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7489880468-9">[</span><span·class="nf">term</span><span·class="p"·data-group-id="7489880468-10">(</span><span·class="p"·data-group-id="7489880468-10">)</span><span·class="p"·data-group-id="7489880468-9">]</span></code></pre><p>In·the·following·example,·two·event·handlers·for·the·<code·class="inline">my_SUITE</code>·test·are | ||
| 175 | installed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">run_test</span><span·class="p"·data-group-id="1347691063-1">(</span><span·class="p"·data-group-id="1347691063-2">[</span><span·class="p"·data-group-id="1347691063-3">{</span><span·class="ss">suite</span><span·class="p">,</span><span·class="s">"test/my_SUITE"</span><span·class="p"·data-group-id="1347691063-3">}</span><span·class="p">,</span><span·class="p"·data-group-id="1347691063-4">{</span><span·class="ss">event_handler</span><span·class="p">,</span><span·class="p"·data-group-id="1347691063-5">[</span><span·class="ss">my_evh1</span><span·class="p">,</span><span·class="p"·data-group-id="1347691063-6">{</span><span·class="ss">my_evh2</span><span·class="p">,</span><span·class="p"·data-group-id="1347691063-7">[</span><span·class="nf">node</span><span·class="p"·data-group-id="1347691063-8">(</span><span·class="p"·data-group-id="1347691063-8">)</span><span·class="p"·data-group-id="1347691063-7">]</span><span·class="p"·data-group-id="1347691063-6">}</span><span·class="p"·data-group-id="1347691063-5">]</span><span·class="p"·data-group-id="1347691063-4">}</span><span·class="p"·data-group-id="1347691063-2">]</span><span·class="p"·data-group-id="1347691063-1">)</span><span·class="p">.</span></code></pre><p>Event·handler·<code·class="inline">my_evh1</code>·is·started·with·<code·class="inline">[]</code>·as·argument·to·the·init·function. | ||
| 176 | Event·handler·<code·class="inline">my_evh2</code>·is·started·with·the·name·of·the·current·node·in·the·init | 176 | Event·handler·<code·class="inline">my_evh2</code>·is·started·with·the·name·of·the·current·node·in·the·init |
| 177 | argument·list.</p><p>Event·handlers·can·also·be·plugged·in·using·one·of·the·following | 177 | argument·list.</p><p>Event·handlers·can·also·be·plugged·in·using·one·of·the·following |
| 178 | <a·href="run_test_chapter.html#test_specifications">test·specification</a>·terms:</p><ul><li><code·class="inline">{event_handler,·EventHandlers}</code></li><li><code·class="inline">{event_handler,·EventHandlers,·InitArgs}</code></li><li><code·class="inline">{event_handler,·NodeRefs,·EventHandlers}</code></li><li><code·class="inline">{event_handler,·NodeRefs,·EventHandlers,·InitArgs}</code></li></ul><p><code·class="inline">EventHandlers</code>·is·a·list·of·module·names.·Before·a·test·session·starts,·the | 178 | <a·href="run_test_chapter.html#test_specifications">test·specification</a>·terms:</p><ul><li><code·class="inline">{event_handler,·EventHandlers}</code></li><li><code·class="inline">{event_handler,·EventHandlers,·InitArgs}</code></li><li><code·class="inline">{event_handler,·NodeRefs,·EventHandlers}</code></li><li><code·class="inline">{event_handler,·NodeRefs,·EventHandlers,·InitArgs}</code></li></ul><p><code·class="inline">EventHandlers</code>·is·a·list·of·module·names.·Before·a·test·session·starts,·the |
| 179 | init·function·of·each·plugged·in·event·handler·is·called·(with·the·<code·class="inline">InitArgs</code> | 179 | init·function·of·each·plugged·in·event·handler·is·called·(with·the·<code·class="inline">InitArgs</code> |
| 180 | list·as·argument·or·<code·class="inline">[]</code>·if·no·start·arguments·are·specified).</p><p>To·plug·in·a·handler·to·the·<code·class="inline">Common·Test</code>·Master·event·manager,·specify·<code·class="inline">master</code> | 180 | list·as·argument·or·<code·class="inline">[]</code>·if·no·start·arguments·are·specified).</p><p>To·plug·in·a·handler·to·the·<code·class="inline">Common·Test</code>·Master·event·manager,·specify·<code·class="inline">master</code> |
| 181 | as·the·node·in·<code·class="inline">NodeRefs</code>.</p><p>To·be·able·to·match·on·events,·the·event·handler·module·must·include·the·header | 181 | as·the·node·in·<code·class="inline">NodeRefs</code>.</p><p>To·be·able·to·match·on·events,·the·event·handler·module·must·include·the·header |
| 182 | file·<code·class="inline">ct_event.hrl</code>.·An·event·is·a·record·with·the·following·definition:</p><p><code·class="inline">#event{name,·node,·data}</code></p><ul><li><p><strong><code·class="inline">name</code></strong>·-·Label·(type)·of·the·event.</p></li><li><p><strong><code·class="inline">node</code></strong>·-·Name·of·the·node·that·the·event·originated·from·(only·relevant | 182 | file·<code·class="inline">ct_event.hrl</code>.·An·event·is·a·record·with·the·following·definition:</p><p><code·class="inline">#event{name,·node,·data}</code></p><ul><li><p><strong><code·class="inline">name</code></strong>·-·Label·(type)·of·the·event.</p></li><li><p><strong><code·class="inline">node</code></strong>·-·Name·of·the·node·that·the·event·originated·from·(only·relevant |
| Offset 320, 15 lines modified | Offset 320, 15 lines modified | ||
| 320 | ······<p·class="built-using"> | 320 | ······<p·class="built-using"> |
| 321 | ········Built·using | 321 | ········Built·using |
| 322 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 322 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 323 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 323 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 324 | ······</p> | 324 | ······</p> |
| 325 | <p>Copyright·©·1996-202 | 325 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 326 | ····</footer> | 326 | ····</footer> |
| 327 | ··</div> | 327 | ··</div> |
| 328 | </main> | 328 | </main> |
| 329 | </div> | 329 | </div> |
| 330 | <script> | 330 | <script> |
| 331 | ··function·mermaidLoaded()·{ | 331 | ··function·mermaidLoaded()·{ |
| 332 | ····mermaid.initialize({ | 332 | ····mermaid.initialize({ |
| Offset 127, 136 lines modified | Offset 127, 136 lines modified | ||
| 127 | <p><a·href=""·id="top"></a></p><h2·id="test-suite-example"·class="section-heading"> | 127 | <p><a·href=""·id="top"></a></p><h2·id="test-suite-example"·class="section-heading"> |
| 128 | ··<a·href="#test-suite-example"·class="hover-link"> | 128 | ··<a·href="#test-suite-example"·class="hover-link"> |
| 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 130 | ··</a> | 130 | ··</a> |
| 131 | ··<span·class="text">Test·Suite·Example</span> | 131 | ··<span·class="text">Test·Suite·Example</span> |
| 132 | </h2> | 132 | </h2> |
| 133 | <p>The·following·example·test·suite·shows·some·tests·of·a·database·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 133 | <p>The·following·example·test·suite·shows·some·tests·of·a·database·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0735253135-1">(</span><span·class="ss">db_data_type_SUITE</span><span·class="p"·data-group-id="0735253135-1">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="w"> | 134 | </span><span·class="w"> |
| 135 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 135 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="0735253135-2">(</span><span·class="s">"common_test/include/ct.hrl"</span><span·class="p"·data-group-id="0735253135-2">)</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="c1">%%·Test·server·callbacks</span><span·class="w"> | 136 | </span><span·class="c1">%%·Test·server·callbacks</span><span·class="w"> |
| 137 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 137 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0735253135-3">(</span><span·class="p"·data-group-id="0735253135-4">[</span><span·class="ss">suite</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">all</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 138 | ·········</span><span·class="ss">init_per_suite</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">end_per_suite</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 138 | ·········</span><span·class="ss">init_per_suite</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">end_per_suite</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 139 | ·········</span><span·class="ss">init_per_testcase</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">end_per_testcase</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id=" | 139 | ·········</span><span·class="ss">init_per_testcase</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">end_per_testcase</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="0735253135-4">]</span><span·class="p"·data-group-id="0735253135-3">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="c1">%%·Test·cases</span><span·class="w"> | 140 | </span><span·class="c1">%%·Test·cases</span><span·class="w"> |
| 141 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 141 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0735253135-5">(</span><span·class="p"·data-group-id="0735253135-6">[</span><span·class="ss">string</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">integer</span><span·class="p">/</span[·...·truncated·by·diffoscope;·len:·120,·SHA:·b51921442af826744d8bf05adafc8249d405365edb1a0f70ad9b55ccee22083a·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 142 | </span><span·class="w"> | 142 | </span><span·class="w"> |
| 143 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 143 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0735253135-7">(</span><span·class="n">CONNECT_STR</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"DSN=sqlserver;UID=alladin;PWD=sesame"</span><span·class="p"·data-group-id="0735253135-7">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 144 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 145 | </span><span·class="c1">%%·COMMON·TEST·CALLBACK·FUNCTIONS</span><span·class="w"> | 145 | </span><span·class="c1">%%·COMMON·TEST·CALLBACK·FUNCTIONS</span><span·class="w"> |
| 146 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 146 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 147 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 147 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 148 | </span><span·class="c1">%%·Function:·suite()·->·Info</span><span·class="w"> | 148 | </span><span·class="c1">%%·Function:·suite()·->·Info</span><span·class="w"> |
| 149 | </span><span·class="c1">%%</span><span·class="w"> | 149 | </span><span·class="c1">%%</span><span·class="w"> |
| 150 | </span><span·class="c1">%%·Info·=·[tuple()]</span><span·class="w"> | 150 | </span><span·class="c1">%%·Info·=·[tuple()]</span><span·class="w"> |
| 151 | </span><span·class="c1">%%···List·of·key/value·pairs.</span><span·class="w"> | 151 | </span><span·class="c1">%%···List·of·key/value·pairs.</span><span·class="w"> |
| 152 | </span><span·class="c1">%%</span><span·class="w"> | 152 | </span><span·class="c1">%%</span><span·class="w"> |
| 153 | </span><span·class="c1">%%·Description:·Returns·list·of·tuples·to·set·default·properties</span><span·class="w"> | 153 | </span><span·class="c1">%%·Description:·Returns·list·of·tuples·to·set·default·properties</span><span·class="w"> |
| 154 | </span><span·class="c1">%%··············for·the·suite.</span><span·class="w"> | 154 | </span><span·class="c1">%%··············for·the·suite.</span><span·class="w"> |
| 155 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 155 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 156 | </span><span·class="nf">suite</span><span·class="p"·data-group-id=" | 156 | </span><span·class="nf">suite</span><span·class="p"·data-group-id="0735253135-8">(</span><span·class="p"·data-group-id="0735253135-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ····</span><span·class="p"·data-group-id=" | 157 | ····</span><span·class="p"·data-group-id="0735253135-9">[</span><span·class="p"·data-group-id="0735253135-10">{</span><span·class="ss">timetrap</span><span·class="p">,</span><span·class="p"·data-group-id="0735253135-11">{</span><span·class="ss">minutes</span><span·class="p">,</span><span·class="mi[·...·truncated·by·diffoscope;·len:·159,·SHA:·9f778955afc40e875d43a0a71ca2583c84e5e8cf1841ee19c4736c6a05ce7c0d·...·]-9">]</span><span·class="p">.</span><span·class="w"> |
| 158 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 158 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 159 | </span><span·class="c1">%%·Function:·init_per_suite(Config0)·->·Config1</span><span·class="w"> | 159 | </span><span·class="c1">%%·Function:·init_per_suite(Config0)·->·Config1</span><span·class="w"> |
| 160 | </span><span·class="c1">%%</span><span·class="w"> | 160 | </span><span·class="c1">%%</span><span·class="w"> |
| 161 | </span><span·class="c1">%%·Config0·=·Config1·=·[tuple()]</span><span·class="w"> | 161 | </span><span·class="c1">%%·Config0·=·Config1·=·[tuple()]</span><span·class="w"> |
| 162 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> | 162 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> |
| 163 | </span><span·class="c1">%%</span><span·class="w"> | 163 | </span><span·class="c1">%%</span><span·class="w"> |
| 164 | </span><span·class="c1">%%·Description:·Initialization·before·the·suite.</span><span·class="w"> | 164 | </span><span·class="c1">%%·Description:·Initialization·before·the·suite.</span><span·class="w"> |
| 165 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 165 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 166 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id=" | 166 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="0735253135-12">(</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 167 | ····</span><span·class="p"·data-group-id=" | 167 | ····</span><span·class="p"·data-group-id="0735253135-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ref</span><span·class="p"·data-group-id="0735253135-13">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·383,·SHA:·41f071a1e1a91062c2124db6bcbc145a27478fa6722a4cc96268763593a2baea·...·]-14">)</span><span·class="p">,</span><span·class="w"> |
| 168 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db_lib</span><span·class="p">:</span><span·class="nf">unique_table_name</span><span·class="p"·data-group-id=" | 168 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db_lib</span><span·class="p">:</span><span·class="nf">unique_table_name</span><span·class="p"·data-group-id="0735253135-16">(</span><span·class="p"·data-group-id="0735253135-16">)</span><span·class="p">,</span><span·class="w"> |
| 169 | ····</span><span·class="p"·data-group-id=" | 169 | ····</span><span·class="p"·data-group-id="0735253135-17">[</span><span·class="p"·data-group-id="0735253135-18">{</span><span·class="ss">con_ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ref</span><span·class="w">·</span><span·class="p"·data-group-id="0735253135-18">}</s[·...·truncated·by·diffoscope;·len:·368,·SHA:·a77a076ba40478c52bbc5bcfe49f73065726a5233e8162eb255add694cedc126·...·]-17">]</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 170 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 171 | </span><span·class="c1">%%·Function:·end_per_suite(Config)·->·term()</span><span·class="w"> | 171 | </span><span·class="c1">%%·Function:·end_per_suite(Config)·->·term()</span><span·class="w"> |
| 172 | </span><span·class="c1">%%</span><span·class="w"> | 172 | </span><span·class="c1">%%</span><span·class="w"> |
| 173 | </span><span·class="c1">%%·Config·=·[tuple()]</span><span·class="w"> | 173 | </span><span·class="c1">%%·Config·=·[tuple()]</span><span·class="w"> |
| 174 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> | 174 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> |
| 175 | </span><span·class="c1">%%</span><span·class="w"> | 175 | </span><span·class="c1">%%</span><span·class="w"> |
| 176 | </span><span·class="c1">%%·Description:·Cleanup·after·the·suite.</span><span·class="w"> | 176 | </span><span·class="c1">%%·Description:·Cleanup·after·the·suite.</span><span·class="w"> |
| 177 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 177 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 178 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id=" | 178 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id="0735253135-20">(</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 179 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="0735253135-21">(</span><span·class="ss">con_ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-21">)</span><span·class="p">,</span><span·class="w"> |
| 180 | ····</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id="0735253135-22">(</span><span·class="n">Ref</span><span·class="p"·data-group-id="0735253135-22">)</span><span·class="p">,</span><span·class="w"> |
| 181 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 181 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 182 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 183 | </span><span·class="c1">%%·Function:·init_per_testcase(TestCase,·Config0)·->·Config1</span><span·class="w"> | 183 | </span><span·class="c1">%%·Function:·init_per_testcase(TestCase,·Config0)·->·Config1</span><span·class="w"> |
| 184 | </span><span·class="c1">%%</span><span·class="w"> | 184 | </span><span·class="c1">%%</span><span·class="w"> |
| 185 | </span><span·class="c1">%%·TestCase·=·atom()</span><span·class="w"> | 185 | </span><span·class="c1">%%·TestCase·=·atom()</span><span·class="w"> |
| 186 | </span><span·class="c1">%%···Name·of·the·test·case·that·is·about·to·run.</span><span·class="w"> | 186 | </span><span·class="c1">%%···Name·of·the·test·case·that·is·about·to·run.</span><span·class="w"> |
| 187 | </span><span·class="c1">%%·Config0·=·Config1·=·[tuple()]</span><span·class="w"> | 187 | </span><span·class="c1">%%·Config0·=·Config1·=·[tuple()]</span><span·class="w"> |
| 188 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> | 188 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> |
| 189 | </span><span·class="c1">%%</span><span·class="w"> | 189 | </span><span·class="c1">%%</span><span·class="w"> |
| 190 | </span><span·class="c1">%%·Description:·Initialization·before·each·test·case.</span><span·class="w"> | 190 | </span><span·class="c1">%%·Description:·Initialization·before·each·test·case.</span><span·class="w"> |
| 191 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 191 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 192 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id=" | 192 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="0735253135-23">(</span><span·class="n">Case</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 193 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="0735253135-24">(</span><span·class="ss">con_ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-24">)</span><span·class="p">,</span><span·class="w"> |
| 194 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 194 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="0735253135-25">(</span><span·class="ss">table_name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-25">)</span><span·class="p">,</span><span·class="w"> |
| 195 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 195 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="0735253135-26">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TableName</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">table_type</span><span·class="p"·data-group-id="0735253135-27"[·...·truncated·by·diffoscope;·len:·131,·SHA:·a4c7ec3a8dcc4c58afa56cbed2927268e09766c0e589a32b27012c0ab1f1d72a·...·]-26">)</span><span·class="p">,</span><span·class="w"> |
| 196 | ····</span><span·class="n">Config</span><span·class="p">.</span><span·class="w"> | 196 | ····</span><span·class="n">Config</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 197 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 198 | </span><span·class="c1">%%·Function:·end_per_testcase(TestCase,·Config)·->·term()</span><span·class="w"> | 198 | </span><span·class="c1">%%·Function:·end_per_testcase(TestCase,·Config)·->·term()</span><span·class="w"> |
| 199 | </span><span·class="c1">%%</span><span·class="w"> | 199 | </span><span·class="c1">%%</span><span·class="w"> |
| 200 | </span><span·class="c1">%%·TestCase·=·atom()</span><span·class="w"> | 200 | </span><span·class="c1">%%·TestCase·=·atom()</span><span·class="w"> |
| 201 | </span><span·class="c1">%%···Name·of·the·test·case·that·is·finished.</span><span·class="w"> | 201 | </span><span·class="c1">%%···Name·of·the·test·case·that·is·finished.</span><span·class="w"> |
| 202 | </span><span·class="c1">%%·Config·=·[tuple()]</span><span·class="w"> | 202 | </span><span·class="c1">%%·Config·=·[tuple()]</span><span·class="w"> |
| 203 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> | 203 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> |
| 204 | </span><span·class="c1">%%</span><span·class="w"> | 204 | </span><span·class="c1">%%</span><span·class="w"> |
| 205 | </span><span·class="c1">%%·Description:·Cleanup·after·each·test·case.</span><span·class="w"> | 205 | </span><span·class="c1">%%·Description:·Cleanup·after·each·test·case.</span><span·class="w"> |
| 206 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 206 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 207 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id=" | 207 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id="0735253135-28">(</span><span·class="p">_</span><span·class="n">Case</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 208 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 208 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="0735253135-29">(</span><span·class="ss">con_ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-29">)</span><span·class="p">,</span><span·class="w"> |
| 209 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 209 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="0735253135-30">(</span><span·class="ss">table_name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-30">)</span><span·class="p">,</span><span·class="w"> |
| 210 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">delete_table</span><span·class="p"·data-group-id=" | 210 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">delete_table</span><span·class="p"·data-group-id="0735253135-31">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TableName</span><span·class="p"·data-group-id="0735253135-31">)</span><span·class="p">,</span><span·class="w"> |
| 211 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 211 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 212 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 212 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 213 | </span><span·class="c1">%%·Function:·all()·->·GroupsAndTestCases</span><span·class="w"> | 213 | </span><span·class="c1">%%·Function:·all()·->·GroupsAndTestCases</span><span·class="w"> |
| 214 | </span><span·class="c1">%%</span><span·class="w"> | 214 | </span><span·class="c1">%%</span><span·class="w"> |
| 215 | </span><span·class="c1">%%·GroupsAndTestCases·=·[{group,GroupName}·|·TestCase]</span><span·class="w"> | 215 | </span><span·class="c1">%%·GroupsAndTestCases·=·[{group,GroupName}·|·TestCase]</span><span·class="w"> |
| 216 | </span><span·class="c1">%%·GroupName·=·atom()</span><span·class="w"> | 216 | </span><span·class="c1">%%·GroupName·=·atom()</span><span·class="w"> |
| 217 | </span><span·class="c1">%%···Name·of·a·test·case·group.</span><span·class="w"> | 217 | </span><span·class="c1">%%···Name·of·a·test·case·group.</span><span·class="w"> |
| 218 | </span><span·class="c1">%%·TestCase·=·atom()</span><span·class="w"> | 218 | </span><span·class="c1">%%·TestCase·=·atom()</span><span·class="w"> |
| 219 | </span><span·class="c1">%%···Name·of·a·test·case.</span><span·class="w"> | 219 | </span><span·class="c1">%%···Name·of·a·test·case.</span><span·class="w"> |
| 220 | </span><span·class="c1">%%</span><span·class="w"> | 220 | </span><span·class="c1">%%</span><span·class="w"> |
| 221 | </span><span·class="c1">%%·Description:·Returns·the·list·of·groups·and·test·cases·that</span><span·class="w"> | 221 | </span><span·class="c1">%%·Description:·Returns·the·list·of·groups·and·test·cases·that</span><span·class="w"> |
| 222 | </span><span·class="c1">%%··············are·to·be·executed.</span><span·class="w"> | 222 | </span><span·class="c1">%%··············are·to·be·executed.</span><span·class="w"> |
| 223 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 223 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 224 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 224 | </span><span·class="nf">all</span><span·class="p"·data-group-id="0735253135-32">(</span><span·class="p"·data-group-id="0735253135-32">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | ····</span><span·class="p"·data-group-id=" | 225 | ····</span><span·class="p"·data-group-id="0735253135-33">[</span><span·class="ss">string</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">integer</span><span·class="p"·data-group-id="0735253135-33">]</span><span·class="p">.</span><span·class="w"> |
| 226 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 226 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 227 | </span><span·class="c1">%%·TEST·CASES</span><span·class="w"> | 227 | </span><span·class="c1">%%·TEST·CASES</span><span·class="w"> |
| 228 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 228 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 229 | </span><span·class="nf">string</span><span·class="p"·data-group-id=" | 229 | </span><span·class="nf">string</span><span·class="p"·data-group-id="0735253135-34">(</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-34">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 230 | ····</span><span·class="nf">insert_and_lookup</span><span·class="p"·data-group-id=" | 230 | ····</span><span·class="nf">insert_and_lookup</span><span·class="p"·data-group-id="0735253135-35">(</span><span·class="ss">dummy_key</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Dummy·string"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·170aa79c90e4f83715b18aa7fdb3cead7672cd380ddd8cc870eb20ab442a2bb9·...·]-35">)</span><span·class="p">.</span><span·class="w"> |
| 231 | </span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 231 | </span><span·class="nf">integer</span><span·class="p"·data-group-id="0735253135-36">(</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-36">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="nf">insert_and_lookup</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="nf">insert_and_lookup</span><span·class="p"·data-group-id="0735253135-37">(</span><span·class="ss">dummy_key</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">42</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-37">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="nf">insert_and_lookup</span><span·class="p"·data-group-id=" | 233 | </span><span·class="nf">insert_and_lookup</span><span·class="p"·data-group-id="0735253135-38">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Value</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-38">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 234 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 234 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="0735253135-39">(</span><span·class="ss">con_ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-39">)</span><span·class="p">,</span><span·class="w"> |
| 235 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 235 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="0735253135-40">(</span><span·class="ss">table_name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="0735253135-40">)</span><span·class="p">,</span><span·class="w"> |
| 236 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id=" | 236 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="0735253135-41">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TableName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·64,·SHA:·e918a017793ca4dd29c7b075c848d2bf847355e130d76b5ed95e2c0c63478161·...·]-41">)</span><span·class="p">,</span><span·class="w"> |
| 237 | ····</span><span·class="p"·data-group-id=" | 237 | ····</span><span·class="p"·data-group-id="0735253135-42">[</span><span·class="n">Value</span><span·class="p"·data-group-id="0735253135-42">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">lookup</span[·...·truncated·by·diffoscope;·len:·276,·SHA:·f9ac1945a49ddf127af6ec08f82776ee1e604152bacc5fc16a45d3b0a8343796·...·]-43">)</span><span·class="p">,</span><span·class="w"> |
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| 165 | ··</a> | 165 | ··</a> |
| 166 | ··<span·class="text">A·Simple·Test·Suite</span> | 166 | ··<span·class="text">A·Simple·Test·Suite</span> |
| 167 | </h2> | 167 | </h2> |
| 168 | <p>As·shown·in·section·<a·href="basics_chapter.html#External_Interfaces">Common·Test·Basics</a>, | 168 | <p>As·shown·in·section·<a·href="basics_chapter.html#External_Interfaces">Common·Test·Basics</a>, |
| 169 | the·test·suite·module·implements·<a·href="ct_suite.html">callback·functions</a>·(mandatory | 169 | the·test·suite·module·implements·<a·href="ct_suite.html">callback·functions</a>·(mandatory |
| 170 | or·optional)·for·various·purposes,·for·example:</p><ul><li>Init/end·configuration·function·for·the·test·suite</li><li>Init/end·configuration·function·for·a·test·case</li><li>Init/end·configuration·function·for·a·test·case·group</li><li>Test·cases</li></ul><p>The·configuration·functions·are·optional.·The·following·example·is·a·test·suite | 170 | or·optional)·for·various·purposes,·for·example:</p><ul><li>Init/end·configuration·function·for·the·test·suite</li><li>Init/end·configuration·function·for·a·test·case</li><li>Init/end·configuration·function·for·a·test·case·group</li><li>Test·cases</li></ul><p>The·configuration·functions·are·optional.·The·following·example·is·a·test·suite |
| 171 | without·configuration·functions,·including·one·simple·test·case,·to·check·that | 171 | without·configuration·functions,·including·one·simple·test·case,·to·check·that |
| 172 | module·<code·class="inline">mymod</code>·exists·(that·is,·can·be·successfully·loaded·by·the·code·server):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 172 | module·<code·class="inline">mymod</code>·exists·(that·is,·can·be·successfully·loaded·by·the·code·server):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5255850219-1">(</span><span·class="ss">my1st_SUITE</span><span·class="p"·data-group-id="5255850219-1">)</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 173 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="5255850219-2">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="5255850219-2">)</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 174 | </span><span·class="nf">all</span><span·class="p"·data-group-id="5255850219-3">(</span><span·class="p"·data-group-id="5255850219-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 175 | ····</span><span·class="p"·data-group-id=" | 175 | ····</span><span·class="p"·data-group-id="5255850219-4">[</span><span·class="ss">mod_exists</span><span·class="p"·data-group-id="5255850219-4">]</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="nf">mod_exists</span><span·class="p"·data-group-id=" | 176 | </span><span·class="nf">mod_exists</span><span·class="p"·data-group-id="5255850219-5">(</span><span·class="p">_</span><span·class="p"·data-group-id="5255850219-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ····</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="p"·data-group-id="5255850219-6">{</span><span·class="ss">module</span><span·class="p">,</span><span·class="ss">mymod</span><span·class="p"·data-group-id="5255850219-6">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</spa[·...·truncated·by·diffoscope;·len:·182,·SHA:·bf70353bfea31f217df697303ccd953c2b7a289e55ff5987f3ab33c70dd68675·...·]-7">)</span><span·class="p">.</span></code></pre><p>If·the·operation·fails,·a·bad·match·error·occurs·that·terminates·the·test·case.</p><h2·id="a-test-suite-with-configuration-functions"·class="section-heading"> |
| 178 | ··<a·href="#a-test-suite-with-configuration-functions"·class="hover-link"> | 178 | ··<a·href="#a-test-suite-with-configuration-functions"·class="hover-link"> |
| 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 180 | ··</a> | 180 | ··</a> |
| 181 | ··<span·class="text">A·Test·Suite·with·Configuration·Functions</span> | 181 | ··<span·class="text">A·Test·Suite·with·Configuration·Functions</span> |
| 182 | </h2> | 182 | </h2> |
| 183 | <p>If·you·need·to·perform·configuration·operations·to·run·your·test,·you·can | 183 | <p>If·you·need·to·perform·configuration·operations·to·run·your·test,·you·can |
| 184 | implement·configuration·functions·in·your·suite.·The·result·from·a·configuration | 184 | implement·configuration·functions·in·your·suite.·The·result·from·a·configuration |
| 185 | function·is·configuration·data,·or·<code·class="inline">Config</code>.·This·is·a·list·of·key-value·tuples | 185 | function·is·configuration·data,·or·<code·class="inline">Config</code>.·This·is·a·list·of·key-value·tuples |
| 186 | that·get·passed·from·the·configuration·function·to·the·test·cases·(possibly | 186 | that·get·passed·from·the·configuration·function·to·the·test·cases·(possibly |
| 187 | through·configuration·functions·on·"lower·level").·The·data·flow·looks·as | 187 | through·configuration·functions·on·"lower·level").·The·data·flow·looks·as |
| 188 | follows:</p><p><img·src="assets/config.gif"·alt="Configuration·Data·Flow·in·a·Suite"·title="Configuration·Data·Flow·in·a·Suite"/></p><p>The·following·example·shows·a·test·suite·that·uses·configuration·functions·to | 188 | follows:</p><p><img·src="assets/config.gif"·alt="Configuration·Data·Flow·in·a·Suite"·title="Configuration·Data·Flow·in·a·Suite"/></p><p>The·following·example·shows·a·test·suite·that·uses·configuration·functions·to |
| 189 | open·and·close·a·log·file·for·the·test·cases·(an·operation·that·is·unnecessary | 189 | open·and·close·a·log·file·for·the·test·cases·(an·operation·that·is·unnecessary |
| 190 | and·irrelevant·to·perform·by·each·test·case):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 190 | and·irrelevant·to·perform·by·each·test·case):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8425216089-1">(</span><span·class="ss">check_log_SUITE</span><span·class="p"·data-group-id="8425216089-1">)</span><span·class="p">.</span><span·class="w"> |
| 191 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 191 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8425216089-2">(</span><span·class="p"·data-group-id="8425216089-3">[</span><span·class="ss">all</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init_per_suite</span><span·class="p">/</[·...·truncated·by·diffoscope;·len:·258,·SHA:·0e15f4640adaa000b42cbb1c81b57c3b650a11f7ae6652c491b90ed58ba4f756·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 192 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8425216089-4">(</span><span·class="p"·data-group-id="8425216089-5">[</span><span·class="ss">check_restart_result</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">check_no_errors</span><[·...·truncated·by·diffoscope;·len:·142,·SHA:·569206ddd613cf8b1867e0b9e819f4422792c90ef53e54df48fafc4227a94b8f·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="w"> | 193 | </span><span·class="w"> |
| 194 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 194 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="8425216089-6">(</span><span·class="nf">value</span><span·class="p"·data-group-id="8425216089-7">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="n">Config</span><span·class="p"·data-group-id="8425216089-7">)</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·344,·SHA:·8db20f1381726ffbe3a451d7e8257da177552de694aff9785eb1723d55ea5b7b·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 195 | </span><span·class="nf">all</span><span·class="p"·data-group-id="8425216089-9">(</span><span·class="p"·data-group-id="8425216089-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="8425216089-10">[</span><span·class="ss">check_restart_result</span><span·c[·...·truncated·by·diffoscope;·len:·121,·SHA:·babf448466152d1ef8669082bc245472ffd3ef85ca45827fc5b61c17e5998ec9·...·]-10">]</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id=" | 196 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="8425216089-11">(</span><span·class="n">InitConfigData</span><span·class="p"·data-group-id="8425216089-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 197 | ····</span><span·class="p"·data-group-id=" | 197 | ····</span><span·class="p"·data-group-id="8425216089-12">[</span><span·class="p"·data-group-id="8425216089-13">{</span><span·class="ss">logref</span><span·class="p">,</span><span·class="nf">open_log</span><span·class="p"·data-group-id="8425216089-14">(</span><span·class="p"·data-group-id="84252160[·...·truncated·by·diffoscope;·len:·219,·SHA:·37cf6b2ed961c234f6967a2208de28cec60ac7679fe1127790cfe300ab4def6d·...·]-12">]</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id=" | 198 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id="8425216089-15">(</span><span·class="n">ConfigData</span><span·class="p"·data-group-id="8425216089-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ····</span><span·class="nf">close_log</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="nf">close_log</span><span·class="p"·data-group-id="8425216089-16">(</span><span·class="o">?</span><span·class="nf">value</span><span·class="p"·data-group-id="8425216089-17">(</span><span·class="ss">logref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ConfigData</span><span·class="p"[·...·truncated·by·diffoscope;·len:·80,·SHA:·fab9b6ccb6f212f80a11fc365db696d2d934e9aad7bb7db41ab739dc35721df6·...·]-16">)</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="nf">check_restart_result</span><span·class="p"·data-group-id=" | 200 | </span><span·class="nf">check_restart_result</span><span·class="p"·data-group-id="8425216089-18">(</span><span·class="n">ConfigData</span><span·class="p"·data-group-id="8425216089-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 201 | ····</span><span·class="n">TestData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">read_log</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="n">TestData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">read_log</span><span·class="p"·data-group-id="8425216089-19">(</span><span·class="ss">restart</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="nf">value</span><span·class="p"·data-group-id="8425216089-20">(</span><span·class="ss">logref</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·159,·SHA:·226967a6d4ef117a4689f609cebed3d42cba3bfdcaa23a9952ae7eb065a53722·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 202 | ····</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="p"·data-group-id="8425216089-21">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="p">_</span><span·class="n">Line</span><span·class="p"·data-group-id="8425216089-21">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·258,·SHA:·66964fea047007af382296f81d5d8d53d767c156dd47757f30065415195942ec·...·]-22">)</span><span·class="p">.</span><span·class="w"> |
| 203 | </span><span·class="nf">check_no_errors</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nf">check_no_errors</span><span·class="p"·data-group-id="8425216089-23">(</span><span·class="n">ConfigData</span><span·class="p"·data-group-id="8425216089-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 204 | ····</span><span·class="n">TestData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">read_log</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="n">TestData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">read_log</span><span·class="p"·data-group-id="8425216089-24">(</span><span·class="ss">all</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="nf">value</span><span·class="p"·data-group-id="8425216089-25">(</span><span·class="ss">logref</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·155,·SHA:·c1642493121273f7acafecfbce5dcfdd21751aca09b1610cddf48b66ed7eca0a·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">search_for</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">search_for</span><span·class="p"·data-group-id="8425216089-26">(</span><span·class="s">"error"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TestData</span><span·class="p"·data-group-id="8425216089-26">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 206 | ········</span><span·class="p"·data-group-id=" | 206 | ········</span><span·class="p"·data-group-id="8425216089-27">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="n">Line</span><span·class="p"·data-group-id="8425216089-27">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">ct</sp[·...·truncated·by·diffoscope;·len:·351,·SHA:·b05e006511fa451c2304f479ed67d98418a098c1e529d72013911ac045e6a9a4·...·]-28">)</span><span·class="p">;</span><span·class="w"> |
| 207 | ········</span><span·class="ss">nomatch</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w"> | 207 | ········</span><span·class="ss">nomatch</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w"> |
| 208 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·test·cases·verify,·by·parsing·a·log·file,·that·our·SUT·has·performed·a | 208 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·test·cases·verify,·by·parsing·a·log·file,·that·our·SUT·has·performed·a |
| 209 | successful·restart·and·that·no·unexpected·errors·are·printed.</p><p>To·execute·the·test·cases·in·the·recent·test·suite,·type·the·following·on·the | 209 | successful·restart·and·that·no·unexpected·errors·are·printed.</p><p>To·execute·the·test·cases·in·the·recent·test·suite,·type·the·following·on·the |
| 210 | UNIX/Linux·command·line·(assuming·that·the·suite·module·is·in·the·current | 210 | UNIX/Linux·command·line·(assuming·that·the·suite·module·is·in·the·current |
| 211 | working·directory):</p><pre><code·class="text">$·ct_run·-dir·.</code></pre><p>or:</p><pre><code·class="text">$·ct_run·-suite·check_log_SUITE</code></pre><p>To·use·the·Erlang·shell·to·run·our·test,·you·can·evaluate·the·following·call:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">run_test</span><span·class="p"·data-group-id=" | 211 | working·directory):</p><pre><code·class="text">$·ct_run·-dir·.</code></pre><p>or:</p><pre><code·class="text">$·ct_run·-suite·check_log_SUITE</code></pre><p>To·use·the·Erlang·shell·to·run·our·test,·you·can·evaluate·the·following·call:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">run_test</span><span·class="p"·data-group-id="1881822238-1">(</span><span·class="p"·data-group-id="1881822238-2">[</span><span·class="p"·data-group-id="1881822238-3">{</span><span·class="ss">dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"."</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·795,·SHA:·32fd6103c0fb3a515cba4cc6318c9af84c10f859c64394822fcbfae2efc5c9cd·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·result·from·running·the·test·is·printed·in·log·files·in·HTML·format·(stored |
| 212 | in·unique·log·directories·on·a·different·level).·The·following·illustration | 212 | in·unique·log·directories·on·a·different·level).·The·following·illustration |
| 213 | shows·the·log·file·structure:</p><p><img·src="assets/html_logs.gif"·alt="HTML·Log·File·Structure"·title="HTML·Log·File·Structure"/></p><h2·id="questions-and-answers"·class="section-heading"> | 213 | shows·the·log·file·structure:</p><p><img·src="assets/html_logs.gif"·alt="HTML·Log·File·Structure"·title="HTML·Log·File·Structure"/></p><h2·id="questions-and-answers"·class="section-heading"> |
| 214 | ··<a·href="#questions-and-answers"·class="hover-link"> | 214 | ··<a·href="#questions-and-answers"·class="hover-link"> |
| 215 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 215 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 216 | ··</a> | 216 | ··</a> |
| 217 | ··<span·class="text">Questions·and·Answers</span> | 217 | ··<span·class="text">Questions·and·Answers</span> |
| 218 | </h2> | 218 | </h2> |
| Offset 293, 15 lines modified | Offset 293, 15 lines modified | ||
| 293 | ······<p·class="built-using"> | 293 | ······<p·class="built-using"> |
| 294 | ········Built·using | 294 | ········Built·using |
| 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 297 | ······</p> | 297 | ······</p> |
| 298 | <p>Copyright·©·1996-202 | 298 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 299 | ····</footer> | 299 | ····</footer> |
| 300 | ··</div> | 300 | ··</div> |
| 301 | </main> | 301 | </main> |
| 302 | </div> | 302 | </div> |
| 303 | <script> | 303 | <script> |
| 304 | ··function·mermaidLoaded()·{ | 304 | ··function·mermaidLoaded()·{ |
| 305 | ····mermaid.initialize({ | 305 | ····mermaid.initialize({ |
| Offset 186, 15 lines modified | Offset 186, 15 lines modified | ||
| 186 | ······<p·class="built-using"> | 186 | ······<p·class="built-using"> |
| 187 | ········Built·using | 187 | ········Built·using |
| 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 190 | ······</p> | 190 | ······</p> |
| 191 | <p>Copyright·©·1996-202 | 191 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 192 | ····</footer> | 192 | ····</footer> |
| 193 | ··</div> | 193 | ··</div> |
| 194 | </main> | 194 | </main> |
| 195 | </div> | 195 | </div> |
| 196 | <script> | 196 | <script> |
| 197 | ··function·mermaidLoaded()·{ | 197 | ··function·mermaidLoaded()·{ |
| 198 | ····mermaid.initialize({ | 198 | ····mermaid.initialize({ |
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| 200 | ······<p·class="built-using"> | 200 | ······<p·class="built-using"> |
| 201 | ········Built·using | 201 | ········Built·using |
| 202 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 202 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 203 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 203 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 204 | ······</p> | 204 | ······</p> |
| 205 | <p>Copyright·©·1996-202 | 205 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 206 | ····</footer> | 206 | ····</footer> |
| 207 | ··</div> | 207 | ··</div> |
| 208 | </main> | 208 | </main> |
| 209 | </div> | 209 | </div> |
| 210 | <script> | 210 | <script> |
| 211 | ··function·mermaidLoaded()·{ | 211 | ··function·mermaidLoaded()·{ |
| 212 | ····mermaid.initialize({ | 212 | ····mermaid.initialize({ |
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| 2794 | ······<p·class="built-using"> | 2794 | ······<p·class="built-using"> |
| 2795 | ········Built·using | 2795 | ········Built·using |
| 2796 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2796 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2797 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2797 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2798 | ······</p> | 2798 | ······</p> |
| 2799 | <p>Copyright·©·1996-202 | 2799 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2800 | ····</footer> | 2800 | ····</footer> |
| 2801 | ··</div> | 2801 | ··</div> |
| 2802 | </main> | 2802 | </main> |
| 2803 | </div> | 2803 | </div> |
| 2804 | <script> | 2804 | <script> |
| 2805 | ··function·mermaidLoaded()·{ | 2805 | ··function·mermaidLoaded()·{ |
| 2806 | ····mermaid.initialize({ | 2806 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 232 | ······<p·class="built-using"> | 232 | ······<p·class="built-using"> |
| 233 | ········Built·using | 233 | ········Built·using |
| 234 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 234 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 235 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 235 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 236 | ······</p> | 236 | ······</p> |
| 237 | <p>Copyright·©·1996-202 | 237 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 238 | ····</footer> | 238 | ····</footer> |
| 239 | ··</div> | 239 | ··</div> |
| 240 | </main> | 240 | </main> |
| 241 | </div> | 241 | </div> |
| 242 | <script> | 242 | <script> |
| 243 | ··function·mermaidLoaded()·{ | 243 | ··function·mermaidLoaded()·{ |
| 244 | ····mermaid.initialize({ | 244 | ····mermaid.initialize({ |
| Offset 125, 22 lines modified | Offset 125, 22 lines modified | ||
| 125 | ····<small·class="app-vsn"·translate="no">(common_test·v1.27.6)</small> | 125 | ····<small·class="app-vsn"·translate="no">(common_test·v1.27.6)</small> |
| 126 | ··</h1> | 126 | ··</h1> |
| 127 | ····<section·id="moduledoc"> | 127 | ····<section·id="moduledoc"> |
| 128 | <p>Callback·module·for·<a·href="ct_telnet.html"><code·class="inline">ct_telnet</code></a>,·for·connecting·to·a·Telnet·server·on·a·UNIX | 128 | <p>Callback·module·for·<a·href="ct_telnet.html"><code·class="inline">ct_telnet</code></a>,·for·connecting·to·a·Telnet·server·on·a·UNIX |
| 129 | host.</p><p>It·requires·the·following·entry·in·the·configuration·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 129 | host.</p><p>It·requires·the·following·entry·in·the·configuration·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9418511132-1">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="p"·data-group-id="9418511132-2">[</span><span·class="p"·data-group-id="9418511132-3">{</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="n">HostNa[·...·truncated·by·diffoscope;·len:·61,·SHA:·52953d7a9cfbc6a5283925612230adfd19c32cdaac29f85f6710ba3d96ec66e3·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 130 | ·······</span><span·class="p"·data-group-id=" | 130 | ·······</span><span·class="p"·data-group-id="9418511132-4">{</span><span·class="ss">port</span><span·class="p">,</span><span·class="n">PortNum</span><span·class="p"·data-group-id="9418511132-4">}</span><span·class="p">,</span><span·class="w">·················</span><span·class="c1">%·optional</span><span·class="w"> |
| 131 | ·······</span><span·class="p"·data-group-id=" | 131 | ·······</span><span·class="p"·data-group-id="9418511132-5">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="n">UserName</span><span·class="p"·data-group-id="9418511132-5">}</span><span·class="p">,</span><span·class="w"> |
| 132 | ·······</span><span·class="p"·data-group-id="8967836793-6">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="8967836793-6">}</span><span·class="p">,</span><span·class="w"> | ||
| 133 | ·······</span><span·class="p"·data-group-id=" | 132 | ·······</span><span·class="p"·data-group-id="9418511132-6">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="9418511132-6">}</span><span·class="p">,</span><span·class="w"> |
| 133 | ·······</span><span·class="p"·data-group-id="9418511132-7">{</span><span·class="ss">keep_alive</span><span·class="p">,</span><span·class="n">Bool</span><span·class="p"·data-group-id="9418511132-7">}</span><span·class="p"·data-group-id="9418511132-2">]</span><span·class="p"·data-group-id="9418511132-1">}</span><span·class="p">.</span><span·class="w">············</span><span·class="c1">%·optional</span></code></pre><p>To·communicate·through·Telnet·to·the·host·specified·by·<code·class="inline">HostNameOrIpAddress</code>, | ||
| 134 | use·the·interface·functions·in·<a·href="ct_telnet.html"><code·class="inline">ct_telnet</code></a>,·for·example,·<code·class="inline">open(Name)</code>·and | 134 | use·the·interface·functions·in·<a·href="ct_telnet.html"><code·class="inline">ct_telnet</code></a>,·for·example,·<code·class="inline">open(Name)</code>·and |
| 135 | <code·class="inline">cmd(Name,Cmd)</code>.</p><p><code·class="inline">Name</code>·is·the·name·you·allocated·to·the·Unix·host·in·your·<code·class="inline">require</code>·statement, | 135 | <code·class="inline">cmd(Name,Cmd)</code>.</p><p><code·class="inline">Name</code>·is·the·name·you·allocated·to·the·Unix·host·in·your·<code·class="inline">require</code>·statement, |
| 136 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 136 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="0532339686-1">(</span><span·class="p"·data-group-id="0532339686-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="0532339686-2">[</span><span·class="p"·data-group-id="0532339686-3">{</span[·...·truncated·by·diffoscope;·len:·1119,·SHA:·1e38eb7c2008c65428b14423cca62c9f67c9f63eceea71a1a7672ec92e320ec5·...·]50-1">)</span><span·class="p">.</span></code></pre><p>The·"keep·alive"·activity·(that·is,·that·<code·class="inline">Common·Test</code>·sends·NOP·to·the·server |
| 137 | every·10·seconds·if·the·connection·is·idle)·can·be·enabled·or·disabled·for·one | 137 | every·10·seconds·if·the·connection·is·idle)·can·be·enabled·or·disabled·for·one |
| 138 | particular·connection·as·described·here.·It·can·be·disabled·for·all·connections | 138 | particular·connection·as·described·here.·It·can·be·disabled·for·all·connections |
| 139 | using·<code·class="inline">telnet_settings</code>·(see·<a·href="ct_telnet.html"><code·class="inline">ct_telnet</code></a>).</p><p>The·<code·class="inline">{port,PortNum}</code>·tuple·is·optional·and·if·omitted,·default·Telnet·port·23·is | 139 | using·<code·class="inline">telnet_settings</code>·(see·<a·href="ct_telnet.html"><code·class="inline">ct_telnet</code></a>).</p><p>The·<code·class="inline">{port,PortNum}</code>·tuple·is·optional·and·if·omitted,·default·Telnet·port·23·is |
| 140 | used.·Also·the·<code·class="inline">keep_alive</code>·tuple·is·optional,·and·the·value·default·to·<code·class="inline">true</code> | 140 | used.·Also·the·<code·class="inline">keep_alive</code>·tuple·is·optional,·and·the·value·default·to·<code·class="inline">true</code> |
| 141 | (enabled).</p><h2·id="module-see-also"·class="section-heading"> | 141 | (enabled).</p><h2·id="module-see-also"·class="section-heading"> |
| 142 | ··<a·href="#module-see-also"·class="hover-link"> | 142 | ··<a·href="#module-see-also"·class="hover-link"> |
| 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 288 | ······<p·class="built-using"> | 288 | ······<p·class="built-using"> |
| 289 | ········Built·using | 289 | ········Built·using |
| 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 292 | ······</p> | 292 | ······</p> |
| 293 | <p>Copyright·©·1996-202 | 293 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 294 | ····</footer> | 294 | ····</footer> |
| 295 | ··</div> | 295 | ··</div> |
| 296 | </main> | 296 | </main> |
| 297 | </div> | 297 | </div> |
| 298 | <script> | 298 | <script> |
| 299 | ··function·mermaidLoaded()·{ | 299 | ··function·mermaidLoaded()·{ |
| 300 | ····mermaid.initialize({ | 300 | ····mermaid.initialize({ |
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| 206 | ······<p·class="built-using"> | 206 | ······<p·class="built-using"> |
| 207 | ········Built·using | 207 | ········Built·using |
| 208 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 208 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 209 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 209 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 210 | ······</p> | 210 | ······</p> |
| 211 | <p>Copyright·©·1996-202 | 211 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 212 | ····</footer> | 212 | ····</footer> |
| 213 | ··</div> | 213 | ··</div> |
| 214 | </main> | 214 | </main> |
| 215 | </div> | 215 | </div> |
| 216 | <script> | 216 | <script> |
| 217 | ··function·mermaidLoaded()·{ | 217 | ··function·mermaidLoaded()·{ |
| 218 | ····mermaid.initialize({ | 218 | ····mermaid.initialize({ |
| Offset 262, 58 lines modified | Offset 262, 58 lines modified | ||
| 262 | <a·href="write_test_chapter.html#timetraps">Timetrap·Time-Outs</a>.</p></li><li><p><strong><code·class="inline">userdata</code></strong>·-·Specifies·any·data·related·to·the·test·case.·This·data·can·be | 262 | <a·href="write_test_chapter.html#timetraps">Timetrap·Time-Outs</a>.</p></li><li><p><strong><code·class="inline">userdata</code></strong>·-·Specifies·any·data·related·to·the·test·case.·This·data·can·be |
| 263 | retrieved·at·any·time·using·the·<a·href="ct.html#userdata/3"><code·class="inline">ct:userdata/3</code></a>·utility·function.</p></li><li><p><strong><code·class="inline">silent_connections</code></strong>·-·For·details,·see·section | 263 | retrieved·at·any·time·using·the·<a·href="ct.html#userdata/3"><code·class="inline">ct:userdata/3</code></a>·utility·function.</p></li><li><p><strong><code·class="inline">silent_connections</code></strong>·-·For·details,·see·section |
| 264 | <a·href="run_test_chapter.html#silent_connections">Silent·Connections</a>.</p></li><li><p><strong><code·class="inline">require</code></strong>·-·Specifies·configuration·variables·required·by·the·test·case. | 264 | <a·href="run_test_chapter.html#silent_connections">Silent·Connections</a>.</p></li><li><p><strong><code·class="inline">require</code></strong>·-·Specifies·configuration·variables·required·by·the·test·case. |
| 265 | If·the·required·configuration·variables·are·not·found·in·any·of·the·test | 265 | If·the·required·configuration·variables·are·not·found·in·any·of·the·test |
| 266 | system·configuration·files,·the·test·case·is·skipped.</p><p>A·required·variable·can·also·be·given·a·default·value·to·be·used·if·the | 266 | system·configuration·files,·the·test·case·is·skipped.</p><p>A·required·variable·can·also·be·given·a·default·value·to·be·used·if·the |
| 267 | variable·is·not·found·in·any·configuration·file.·To·specify·a·default·value, | 267 | variable·is·not·found·in·any·configuration·file.·To·specify·a·default·value, |
| 268 | add·a·tuple·on·the·form·<code·class="inline">{default_config,ConfigVariableName,Value}</code>·to·the | 268 | add·a·tuple·on·the·form·<code·class="inline">{default_config,ConfigVariableName,Value}</code>·to·the |
| 269 | test·case·information·list·(the·position·in·the·list·is·irrelevant).</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">testcase1</span><span·class="p"·data-group-id=" | 269 | test·case·information·list·(the·position·in·the·list·is·irrelevant).</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">testcase1</span><span·class="p"·data-group-id="8854226982-1">(</span><span·class="p"·data-group-id="8854226982-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 270 | ····</span><span·class="p"·data-group-id=" | 270 | ····</span><span·class="p"·data-group-id="8854226982-2">[</span><span·class="p"·data-group-id="8854226982-3">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ftp</span><span·class="p"·data-group-id="8854226982-3">}</span><span·class="p">,</span><span·class="w"> |
| 271 | ·····</span><span·class="p"·data-group-id=" | 271 | ·····</span><span·class="p"·data-group-id="8854226982-4">{</span><span·class="ss">default_config</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ftp</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8854226982-5">[</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·195,·SHA:·e82ad96ee8320f32516199dd6e5846ea7bdd1ae1dda44b2c192aa1e5e0f0e3f6·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 272 | ····························</span><span·class="p"·data-group-id="8854226982-7">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"aladdin"</span><span·class="p"·data-group-id="8854226982-7">}</span><span·class="p">,</span><span·class="w"> | ||
| 273 | ····························</span><span·class="p"·data-group-id="8854226982-8">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"sesame"</span><span·class="p"·data-group-id="8854226982-8">}</span><span·class="p"·data-group-id="8854226982-5">]</span><span·class="p"·data-group-id="8854226982-4">}</span><span·class="p">}</span><span·class="p"·data-group-id="8854226982-2">]</span><span·class="p">.</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">testcase2</span><span·class="p"·data-group-id="2676441072-1">(</span><span·class="p"·data-group-id="2676441072-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 274 | ····</span><span·class="p"·data-group-id="2676441072-2">[</span><span·class="p"·data-group-id="2676441072-3">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">unix_telnet</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">unix</span><span·class="p"·data-group-id="2676441072-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 275 | ·····</span><span·class="p"·data-group-id="2676441072-4">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2676441072-5">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2676441072-6">[</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">username</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">password</span><span·class="p"·data-group-id="2676441072-6">]</span><span·class="p"·data-group-id="2676441072-5">}</span><span·class="p"·data-group-id="2676441072-4">}</span><span·class="p">,</span><span·class="w"> | ||
| 276 | ·····</span><span·class="p"·data-group-id="2676441072-7">{</span><span·class="ss">default_config</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">unix</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2676441072-8">[</span><span·class="p"·data-group-id="2676441072-9">{</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_telnet_host"</span><span·class="p"·data-group-id="2676441072-9">}</span><span·class="p">,</span><span·class="w"> | ||
| 272 | ····························</span><span·class="p"·data-group-id="67 | 277 | ·····························</span><span·class="p"·data-group-id="2676441072-10">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"aladdin"</span><span·class="p"·data-group-id="2676441072-10">}</span><span·class="p">,</span><span·class="w"> |
| 273 | ····························</span><span·class="p"·data-group-id="6732385647-8">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"sesame"</span><span·class="p"·data-group-id="6732385647-8">}</span><span·class="p"·data-group-id="6732385647-5">]</span><span·class="p"·data-group-id="6732385647-4">}</span><span·class="p">}</span><span·class="p"·data-group-id="6732385647-2">]</span><span·class="p">.</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">testcase2</span><span·class="p"·data-group-id="5905577653-1">(</span><span·class="p"·data-group-id="5905577653-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 274 | ····</span><span·class="p"·data-group-id="5905577653-2">[</span><span·class="p"·data-group-id="5905577653-3">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">unix_telnet</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">unix</span><span·class="p"·data-group-id="5905577653-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 275 | ·····</span><span·class="p"·data-group-id="5905577653-4">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5905577653-5">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5905577653-6">[</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">username</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">password</span><span·class="p"·data-group-id="5905577653-6">]</span><span·class="p"·data-group-id="5905577653-5">}</span><span·class="p"·data-group-id="5905577653-4">}</span><span·class="p">,</span><span·class="w"> | ||
| 276 | ·····</span><span·class="p"·data-group-id="5905577653-7">{</span><span·class="ss">default_config</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">unix</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5905577653-8">[</span><span·class="p"·data-group-id="5905577653-9">{</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_telnet_host"</span><span·class="p"·data-group-id="5905577653-9">}</span><span·class="p">,</span><span·class="w"> | ||
| 277 | ·····························</span><span·class="p"·data-group-id="5905577653-10">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"aladdin"</span><span·class="p"·data-group-id="5905577653-10">}</span><span·class="p">,</span><span·class="w"> | ||
| 278 | ·····························</span><span·class="p"·data-group-id=" | 278 | ·····························</span><span·class="p"·data-group-id="2676441072-11">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"sesame"</span><span·class="p"·data-group-id="2676441072-11">}</span><span·class="p"·data-group-id="2676441072-8">]</span><span[·...·truncated·by·diffoscope;·len:·113,·SHA:·83a7dc4a3b3d55254bf138c0ced76cce71e0f5e414384f3e135fab4b45596efe·...·]-2">]</span><span·class="p">.</span></code></pre></li></ul><p>For·more·information·about·<code·class="inline">require</code>,·see·section |
| 279 | <a·href="config_file_chapter.html#require_config_data">Requiring·and·Reading·Configuration·Data</a> | 279 | <a·href="config_file_chapter.html#require_config_data">Requiring·and·Reading·Configuration·Data</a> |
| 280 | in·section·External·Configuration·Data·and·function | 280 | in·section·External·Configuration·Data·and·function |
| 281 | <a·href="ct.html#require/1"><code·class="inline">ct:require/1/2</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Specifying·a·default·value·for·a·required·variable·can·result·in·a·test·case | 281 | <a·href="ct.html#require/1"><code·class="inline">ct:require/1/2</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Specifying·a·default·value·for·a·required·variable·can·result·in·a·test·case |
| 282 | always·getting·executed.·This·might·not·be·a·desired·behavior.</p></section><p>If·<code·class="inline">timetrap</code>·or·<code·class="inline">require</code>,·or·both,·is·not·set·specifically·for·a·particular | 282 | always·getting·executed.·This·might·not·be·a·desired·behavior.</p></section><p>If·<code·class="inline">timetrap</code>·or·<code·class="inline">require</code>,·or·both,·is·not·set·specifically·for·a·particular |
| 283 | test·case,·default·values·specified·by·function | 283 | test·case,·default·values·specified·by·function |
| 284 | <a·href="ct_suite.html#c:suite/0"><code·class="inline">suite/0</code></a>·are·used.</p><p>Tags·other·than·the·earlier·mentioned·are·ignored·by·the·test·server.</p><p>An·example·of·a·test·case·information·function·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">reboot_node</span><span·class="p"·data-group-id="5 | 284 | <a·href="ct_suite.html#c:suite/0"><code·class="inline">suite/0</code></a>·are·used.</p><p>Tags·other·than·the·earlier·mentioned·are·ignored·by·the·test·server.</p><p>An·example·of·a·test·case·information·function·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">reboot_node</span><span·class="p"·data-group-id="5151968773-1">(</span><span·class="p"·data-group-id="5151968773-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 285 | ····</span><span·class="p"·data-group-id="5 | 285 | ····</span><span·class="p"·data-group-id="5151968773-2">[</span><span·class="w"> |
| 286 | ·····</span><span·class="p"·data-group-id="5 | 286 | ·····</span><span·class="p"·data-group-id="5151968773-3">{</span><span·class="ss">timetrap</span><span·class="p">,</span><span·class="p"·data-group-id="5151968773-4">{</span><span·class="ss">seconds</span><span·class="p">,</span><span·class="mi">60</span><span·class="p"·data-group-id="5151968773-4">[·...·truncated·by·diffoscope;·len:·49,·SHA:·aac7a91b7073fde75a98e932f592517c22c1f395d27ab1ab63f82867e9cccbd9·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 287 | ·····</span><span·class="p"·data-group-id="5 | 287 | ·····</span><span·class="p"·data-group-id="5151968773-5">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="ss">interfaces</span><span·class="p"·data-group-id="5151968773-5">}</span><span·class="p">,</span><span·class="w"> |
| 288 | ·····</span><span·class="p"·data-group-id="5 | 288 | ·····</span><span·class="p"·data-group-id="5151968773-6">{</span><span·class="ss">userdata</span><span·class="p">,</span><span·class="w"> |
| 289 | ·········</span><span·class="p"·data-group-id="5 | 289 | ·········</span><span·class="p"·data-group-id="5151968773-7">[</span><span·class="p"·data-group-id="5151968773-8">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="s">"System·Upgrade:·RpuAddition·Normal·RebootNode"</span><span·class="p"·data-group-id="5151968773-8">}</span><span·class="p">,</span><span·class="w"> |
| 290 | ··········</span><span·class="p"·data-group-id="5 | 290 | ··········</span><span·class="p"·data-group-id="5151968773-9">{</span><span·class="ss">fts</span><span·class="p">,</span><span·class="s">"http://someserver.ericsson.se/test_doc4711.pdf"</span><span·class="p"·data-group-id="5151968773-9">}</span><span·class="p"·data-group-id="5151968773-7">]</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·af6c7b72bf949048f153f128af951b7fad30b497ce6a74e354a03de1adcdaf63·...·]-6">}</span><span·class="w"> |
| 291 | ····</span><span·class="p"·data-group-id="5 | 291 | ····</span><span·class="p"·data-group-id="5151968773-2">]</span><span·class="p">.</span></code></pre><p><a·href=""·id="suite"></a></p><h2·id="test-suite-information-function"·class="section-heading"> |
| 292 | ··<a·href="#test-suite-information-function"·class="hover-link"> | 292 | ··<a·href="#test-suite-information-function"·class="hover-link"> |
| 293 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 293 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 294 | ··</a> | 294 | ··</a> |
| 295 | ··<span·class="text">Test·Suite·Information·Function</span> | 295 | ··<span·class="text">Test·Suite·Information·Function</span> |
| 296 | </h2> | 296 | </h2> |
| 297 | <p>Function·<a·href="ct_suite.html#c:suite/0"><code·class="inline">suite/0</code></a>·can,·for·example,·be·used·in·a·test | 297 | <p>Function·<a·href="ct_suite.html#c:suite/0"><code·class="inline">suite/0</code></a>·can,·for·example,·be·used·in·a·test |
| 298 | suite·module·to·set·a·default·<code·class="inline">timetrap</code>·value·and·to·<code·class="inline">require</code>·external | 298 | suite·module·to·set·a·default·<code·class="inline">timetrap</code>·value·and·to·<code·class="inline">require</code>·external |
| 299 | configuration·data.·If·a·test·case,·or·a·group·information·function·also | 299 | configuration·data.·If·a·test·case,·or·a·group·information·function·also |
| 300 | specifies·any·of·the·information·tags,·it·overrides·the·default·values·set·by | 300 | specifies·any·of·the·information·tags,·it·overrides·the·default·values·set·by |
| 301 | <code·class="inline">suite/0</code>.·For·details,·see | 301 | <code·class="inline">suite/0</code>.·For·details,·see |
| 302 | <a·href="write_test_chapter.html#info_function">Test·Case·Information·Function</a>·and | 302 | <a·href="write_test_chapter.html#info_function">Test·Case·Information·Function</a>·and |
| 303 | <a·href="write_test_chapter.html#test_case_groups">Test·Case·Groups</a>.</p><p>The·following·options·can·also·be·specified·with·the·suite·information·list:</p><ul><li><code·class="inline">stylesheet</code>,·see·<a·href="run_test_chapter.html#html_stylesheet">HTML·Style·Sheets</a></li><li><code·class="inline">userdata</code>,·see | 303 | <a·href="write_test_chapter.html#test_case_groups">Test·Case·Groups</a>.</p><p>The·following·options·can·also·be·specified·with·the·suite·information·list:</p><ul><li><code·class="inline">stylesheet</code>,·see·<a·href="run_test_chapter.html#html_stylesheet">HTML·Style·Sheets</a></li><li><code·class="inline">userdata</code>,·see |
| 304 | <a·href="write_test_chapter.html#info_function">Test·Case·Information·Function</a></li><li><code·class="inline">silent_connections</code>,·see | 304 | <a·href="write_test_chapter.html#info_function">Test·Case·Information·Function</a></li><li><code·class="inline">silent_connections</code>,·see |
| 305 | <a·href="run_test_chapter.html#silent_connections">Silent·Connections</a></li></ul><p>An·example·of·the·suite·information·function·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 305 | <a·href="run_test_chapter.html#silent_connections">Silent·Connections</a></li></ul><p>An·example·of·the·suite·information·function·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="3100667422-1">(</span><span·class="p"·data-group-id="3100667422-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 306 | ····</span><span·class="p"·data-group-id=" | 306 | ····</span><span·class="p"·data-group-id="3100667422-2">[</span><span·class="w"> |
| 307 | ·····</span><span·class="p"·data-group-id=" | 307 | ·····</span><span·class="p"·data-group-id="3100667422-3">{</span><span·class="ss">timetrap</span><span·class="p">,</span><span·class="p"·data-group-id="3100667422-4">{</span><span·class="ss">minutes</span><span·class="p">,</span><span·class="mi">10</span><span·class="p"·data-group-id="3100667422-4"[·...·truncated·by·diffoscope;·len:·50,·SHA:·47a045138057653525371161be81857e72bbac0f266ed0f2aca31249d330c7c9·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 308 | ·····</span><span·class="p"·data-group-id=" | 308 | ·····</span><span·class="p"·data-group-id="3100667422-5">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="ss">global_names</span><span·class="p"·data-group-id="3100667422-5">}</span><span·class="p">,</span><span·class="w"> |
| 309 | ·····</span><span·class="p"·data-group-id=" | 309 | ·····</span><span·class="p"·data-group-id="3100667422-6">{</span><span·class="ss">userdata</span><span·class="p">,</span><span·class="p"·data-group-id="3100667422-7">[</span><span·class="p"·data-group-id="3100667422-8">{</span><span·class="ss">info</span><span·class="p">,</span><span·class="s">&quo[·...·truncated·by·diffoscope;·len:·201,·SHA:·be3a6ec593edcf46c23d449525e843f768bb0f95dfc00964037330806bf788e4·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 310 | ·····</span><span·class="p"·data-group-id=" | 310 | ·····</span><span·class="p"·data-group-id="3100667422-9">{</span><span·class="ss">silent_connections</span><span·class="p">,</span><span·class="p"·data-group-id="3100667422-10">[</span><span·class="ss">telnet</span><span·class="p"·data-group-id="3100667422-10">]</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·4ca18e90ae57d4726f0e001bffa2bda8f536558d7534383ba5e162ba6765aca0·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 311 | ·····</span><span·class="p"·data-group-id=" | 311 | ·····</span><span·class="p"·data-group-id="3100667422-11">{</span><span·class="ss">stylesheet</span><span·class="p">,</span><span·class="s">"db_testing.css"</span><span·class="p"·data-group-id="3100667422-11">}</span><span·class="w"> |
| 312 | ····</span><span·class="p"·data-group-id=" | 312 | ····</span><span·class="p"·data-group-id="3100667422-2">]</span><span·class="p">.</span></code></pre><p><a·href=""·id="test_case_groups"></a></p><h2·id="test-case-groups"·class="section-heading"> |
| 313 | ··<a·href="#test-case-groups"·class="hover-link"> | 313 | ··<a·href="#test-case-groups"·class="hover-link"> |
| 314 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 314 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 315 | ··</a> | 315 | ··</a> |
| 316 | ··<span·class="text">Test·Case·Groups</span> | 316 | ··<span·class="text">Test·Case·Groups</span> |
| 317 | </h2> | 317 | </h2> |
| 318 | <p>A·test·case·group·is·a·set·of·test·cases·sharing·configuration·functions·and | 318 | <p>A·test·case·group·is·a·set·of·test·cases·sharing·configuration·functions·and |
| 319 | execution·properties.·Test·case·groups·are·defined·by·function | 319 | execution·properties.·Test·case·groups·are·defined·by·function |
| Offset 327, 63 lines modified | Offset 327, 63 lines modified | ||
| 327 | GroupName·=·atom() | 327 | GroupName·=·atom() |
| 328 | GroupsAndTestCases·=·[GroupDef·|·{group,GroupName}·|·TestCase·| | 328 | GroupsAndTestCases·=·[GroupDef·|·{group,GroupName}·|·TestCase·| |
| 329 | ·····················{testcase,TestCase,TCRepeatProps}] | 329 | ·····················{testcase,TestCase,TCRepeatProps}] |
| 330 | TestCase·=·atom() | 330 | TestCase·=·atom() |
| 331 | TCRepeatProps·=·[{repeat,N}·|·{repeat_until_ok,N}·|·{repeat_until_fail,N}]</code></pre><p><code·class="inline">GroupName</code>·is·the·name·of·the·group·and·must·be·unique·within·the·test·suite | 331 | TCRepeatProps·=·[{repeat,N}·|·{repeat_until_ok,N}·|·{repeat_until_fail,N}]</code></pre><p><code·class="inline">GroupName</code>·is·the·name·of·the·group·and·must·be·unique·within·the·test·suite |
| 332 | module.·Groups·can·be·nested,·by·including·a·group·definition·within·the | 332 | module.·Groups·can·be·nested,·by·including·a·group·definition·within·the |
| 333 | <code·class="inline">GroupsAndTestCases</code>·list·of·another·group.·<code·class="inline">Properties</code>·is·the·list·of | 333 | <code·class="inline">GroupsAndTestCases</code>·list·of·another·group.·<code·class="inline">Properties</code>·is·the·list·of |
| 334 | execution·properties·for·the·group.·The·possible·values·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Properties</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 334 | execution·properties·for·the·group.·The·possible·values·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Properties</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1290167122-1">[</span><span·class="ss">parallel</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">sequence</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Shuffle</s[·...·truncated·by·diffoscope;·len:·309,·SHA:·66c97fadd85be7ebbbd419cd08ae30f66ec79aa7b875c1340601f4c2d4780e7d·...·]-1">]</span><span·class="w"> |
| 335 | </span><span·class="n">Shuffle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">shuffle</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 335 | </span><span·class="n">Shuffle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">shuffle</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="1290167122-3">{</span><span·class="ss">shuffle</span><span·class="p">,</span><span·class="n">Seed</span><span·class="p"·data-group-id="1290167122-3">}</span><span·class="w"> |
| 336 | </span><span·class="n">Seed</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 336 | </span><span·class="n">Seed</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1290167122-4">{</span><span·class="nf">integer</span><span·class="p"·data-group-id="1290167122-5">(</span><span·class="p"·data-group-id="1290167122-5">)</span><span·class="p">,</span><span·class="nf">integer</span><span·class="p"·data-group-id="1290167122-[·...·truncated·by·diffoscope;·len:·266,·SHA:·74bf387839b0f7dbbb21ce9261856e2cbe493b9004de111c50206364711077ac·...·]-4">}</span><span·class="w"> |
| 337 | </span><span·class="n">GroupRepeatType</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">repeat</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">repeat_until_all_ok</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">repeat_until_all_fail</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> | 337 | </span><span·class="n">GroupRepeatType</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">repeat</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">repeat_until_all_ok</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">repeat_until_all_fail</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 338 | ··················</span><span·class="ss">repeat_until_any_ok</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">repeat_until_any_fail</span><span·class="w"> | 338 | ··················</span><span·class="ss">repeat_until_any_ok</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">repeat_until_any_fail</span><span·class="w"> |
| 339 | </span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 339 | </span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="1290167122-8">(</span><span·class="p"·data-group-id="1290167122-8">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">forever</span></code></pre><p><em>Explanations:</em></p><ul><li><p><strong><code·class="inline">parallel</code></strong>·-·<code·class="inline">Common·Test</code>·executes·all·test·cases·in·the·group·in |
| 340 | parallel.</p></li><li><p><strong><code·class="inline">sequence</code></strong>·-·The·cases·are·executed·in·a·sequence·as·described·in·section | 340 | parallel.</p></li><li><p><strong><code·class="inline">sequence</code></strong>·-·The·cases·are·executed·in·a·sequence·as·described·in·section |
| 341 | <a·href="dependencies_chapter.html#sequences">Sequences</a>·in·section·Dependencies·Between | 341 | <a·href="dependencies_chapter.html#sequences">Sequences</a>·in·section·Dependencies·Between |
| 342 | Test·Cases·and·Suites.</p></li><li><p><strong><code·class="inline">shuffle</code></strong>·-·The·cases·in·the·group·are·executed·in·random·order.</p></li><li><p><strong><code·class="inline">repeat,·repeat_until_*</code></strong>·-·Orders·<code·class="inline">Common·Test</code>·to·repeat·execution·of·all | 342 | Test·Cases·and·Suites.</p></li><li><p><strong><code·class="inline">shuffle</code></strong>·-·The·cases·in·the·group·are·executed·in·random·order.</p></li><li><p><strong><code·class="inline">repeat,·repeat_until_*</code></strong>·-·Orders·<code·class="inline">Common·Test</code>·to·repeat·execution·of·all |
| 343 | the·cases·in·the·group·a·given·number·of·times,·or·until·any,·or·all,·cases | 343 | the·cases·in·the·group·a·given·number·of·times,·or·until·any,·or·all,·cases |
| 344 | fail·or·succeed.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">groups</span><span·class="p"·data-group-id="7317447250-1">(</span><span·class="p"·data-group-id="7317447250-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="7317447250-2">[</span><span·class="p"·data-group-id="7317447250-3">{</span><span·class="ss">group1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7317447250-4">[</span><span·class="ss">parallel</span><span·class="p"·data-group-id="7317447250-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7317447250-5">[</span><span·class="ss">test1a</span><span·class="p">,</span><span·class="ss">test1b</span><span·class="p"·data-group-id="7317447250-5">]</span><span·class="p"·data-group-id="7317447250-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 345 | 344 | fail·or·succeed.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">groups</span><span·class="p"·data-group-id="3448513037-1">(</span><span·class="p"·data-group-id="3448513037-1">)</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·711,·SHA:·73d41fab5a46dc913c616edcea0996f881dcb15e8237e67e41e3ce335ec88e32·...·] | |
| 345 | ·············</span><span·class="p"·data-group-id="3448513037-6">{</span><span·class="ss">group2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3448513037-7">[</span><span·class="ss">shuffle</span><span·class="p">,</span><span·class="ss">sequence</span><span·class="p"·data-group-id="3448513037-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3448513037-8">[</span><span·class="ss">test2a</span><span·class="p">,</span><span·class="ss">test2b</span><span·class="p">,</span><span·class="ss">test2c</span><span·class="p"·data-group-id="3448513037-8">]</span><span·class="p"·data-group-id="3448513037-6">}</span><span·class="p"·data-group-id="3448513037-2">]</span><span·class="p">.</span></code></pre><p>To·specify·in·which·order·groups·are·to·be·executed·(also·with·respect·to·test | ||
| 346 | cases·that·are·not·part·of·any·group),·add·tuples·on·the·form | 346 | cases·that·are·not·part·of·any·group),·add·tuples·on·the·form |
| 347 | <code·class="inline">{group,GroupName}</code>·to·the·<code·class="inline">all/0</code>·list.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id=" | 347 | <code·class="inline">{group,GroupName}</code>·to·the·<code·class="inline">all/0</code>·list.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id="1336733116-1">(</span><span·class="p"·data-group-id="1336733116-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="1336733116-2">[</span><span·class="ss">testcase1</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·1055,·SHA:·ba80fc7c760915d81f7b8981e1dc59076dd7da6901c6b904db8ac183201a8a2e·...·]-2">]</span><span·class="p">.</span></code></pre><p>Execution·properties·with·a·group·tuple·in·<code·class="inline">all/0</code>: |
| 348 | <code·class="inline">{group,GroupName,Properties}</code>·can·also·be·specified.·These·properties·override | 348 | <code·class="inline">{group,GroupName,Properties}</code>·can·also·be·specified.·These·properties·override |
| 349 | those·specified·in·the·group·definition·(see·<code·class="inline">groups/0</code>·earlier).·This·way,·the | 349 | those·specified·in·the·group·definition·(see·<code·class="inline">groups/0</code>·earlier).·This·way,·the |
| 350 | same·set·of·tests·can·be·run,·but·with·different·properties,·without·having·to | 350 | same·set·of·tests·can·be·run,·but·with·different·properties,·without·having·to |
| 351 | make·copies·of·the·group·definition·in·question.</p><p>If·a·group·contains·subgroups,·the·execution·properties·for·these·can·also·be | 351 | make·copies·of·the·group·definition·in·question.</p><p>If·a·group·contains·subgroups,·the·execution·properties·for·these·can·also·be |
| 352 | specified·in·the·group·tuple:·<code·class="inline">{group,GroupName,Properties,SubGroups}</code>·Where, | 352 | specified·in·the·group·tuple:·<code·class="inline">{group,GroupName,Properties,SubGroups}</code>·Where, |
| 353 | <code·class="inline">SubGroups</code>·is·a·list·of·tuples,·<code·class="inline">{GroupName,Properties}</code>·or | 353 | <code·class="inline">SubGroups</code>·is·a·list·of·tuples,·<code·class="inline">{GroupName,Properties}</code>·or |
| 354 | <code·class="inline">{GroupName,Properties,SubGroups}</code>·representing·the·subgroups.·Any·subgroups | 354 | <code·class="inline">{GroupName,Properties,SubGroups}</code>·representing·the·subgroups.·Any·subgroups |
| 355 | defined·in·<code·class="inline">groups/0</code>·for·a·group,·that·are·not·specified·in·the·<code·class="inline">SubGroups</code> | 355 | defined·in·<code·class="inline">groups/0</code>·for·a·group,·that·are·not·specified·in·the·<code·class="inline">SubGroups</code> |
| 356 | list,·executes·with·their·predefined·properties.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">groups</span><span·class="p"·data-group-id="5961425041-1">(</span><span·class="p"·data-group-id="5961425041-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="5961425041-2">[</span><span·class="p"·data-group-id="5961425041-3">{</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5961425041-4">[</span><span·class="p"·data-group-id="5961425041-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5961425041-5">[</span><span·class="p"·data-group-id="5961425041-6">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5961425041-7">[</span><span·class="p"·data-group-id="5961425041-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5961425041-8">[</span><span·class="ss">t2a</span><span·class="p">,</span><span·class="ss">t2b</span><span·class="p"·data-group-id="5961425041-8">]</span><span·class="p"·data-group-id="5961425041-6">}</span><span·class="p">,</span><span·class="w"> | ||
| 357 | 356 | list,·executes·with·their·predefined·properties.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">groups</span><span·class="p"·data-group-id="4901903037-1">(</span><span·class="p"·data-group-id="4901903037-1">)</s[·...·truncated·by·diffoscope;·len:·1033,·SHA:·d7bc0999e4bd673e8646d2a5850f536fdaf4ff73ef1634de121022fb508a23e5·...·] | |
| 357 | ··························</span><span·class="p"·data-group-id="4901903037-9">{</span><span·class="ss">tests3</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4901903037-10">[</span><span·class="p"·data-group-id="4901903037-10">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4901903037-11">[</span><span·class="ss">t31</span><span·class="p">,</span><span·class="ss">t3b</span><span·class="p"·data-group-id="4901903037-11">]</span><span·class="p"·data-group-id="4901903037-9">}</span><span·class="p"·data-group-id="4901903037-5">]</span><span·class="p"·data-group-id="4901903037-3">}</span><span·class="p"·data-group-id="4901903037-2">]</span><span·class="p">.</span></code></pre><p>To·execute·group·<code·class="inline">tests1</code>·twice·with·different·properties·for·<code·class="inline">tests2</code>·each | ||
| 358 | time:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id="5 | 358 | time:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id="5643322436-1">(</span><span·class="p"·data-group-id="5643322436-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 359 | ···</span><span·class="p"·data-group-id="5 | 359 | ···</span><span·class="p"·data-group-id="5643322436-2">[</span><span·class="p"·data-group-id="5643322436-3">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</s[·...·truncated·by·diffoscope;·len:·521,·SHA:·1a0079384d2a4e624e8e0ce8c27dd2bd36a7eb615ed1d0c2cd878ee63399db72·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 360 | ····</span><span·class="p"·data-group-id="5 | 360 | ····</span><span·class="p"·data-group-id="5643322436-7">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·1009,·SHA:·0a362af5921df25ecf58bba050971a382d73cfb43d659a8769bf7748b2d7318c·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 361 | ···</span><span·class="p"·data-group-id=" | 361 | ···</span><span·class="p"·data-group-id="7638912705-2">[</span><span·class="p"·data-group-id="7638912705-3">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</[·...·truncated·by·diffoscope;·len:·416,·SHA:·7cc184afa6fa2d3be188d3e788c70b63373c2fcf72f7fa381280f58ed59f004f·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 362 | ······························</span><span·class="p"·data-group-id=" | 362 | ······························</span><span·class="p"·data-group-id="7638912705-7">{</span><span·class="ss">tests3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p"·data-group-id="7638912705-7">}</span><span·class="p"·data-group-id="7638912705-4">]</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·d47a0a2dc4ed55722648e1d115cfe2c887ca0b5a922bc93afecbceb7670c4303·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 363 | ····</span><span·class="p"·data-group-id=" | 363 | ····</span><span·class="p"·data-group-id="7638912705-8">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·577,·SHA:·f3af10b8e20de8d909ebcec00110156e027c0ebe9b44c8c0c12fd4fa03a03414·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 364 | ······························</span><span·class="p"·data-group-id=" | 364 | ······························</span><span·class="p"·data-group-id="7638912705-13">{</span><span·class="ss">tests3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p"·data-group-id="7638912705-13">}</span><span·class="p"·data-group-id="7638912705-9">]</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·77,·SHA:·0195f4f4ff74444c9d02894c33ace4efeaefa0b75d353c09db1c5b0e7c3d0ee0·...·]-2">]</span><span·class="p">.</span></code></pre><p>Value·<code·class="inline">default</code>·states·that·the·predefined·properties·are·to·be·used.</p><p>The·following·example·shows·how·to·override·properties·in·a·scenario·with·deeply |
| 365 | nested·groups:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">groups</span><span·class="p"·data-group-id=" | 365 | nested·groups:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">groups</span><span·class="p"·data-group-id="4651142396-1">(</span><span·class="p"·data-group-id="4651142396-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 366 | ···</span><span·class="p"·data-group-id=" | 366 | ···</span><span·class="p"·data-group-id="4651142396-2">[</span><span·class="p"·data-group-id="4651142396-3">{</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4651142396-4">[</span><span·class="p"·data-group-id="4651142396-4">]</sp[·...·truncated·by·diffoscope;·len:·411,·SHA:·8b02e4f5860be57ed9d94c35a3b1a95110049e359907228296624902f0ca4769·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 367 | ····</span><span·class="p"·data-group-id=" | 367 | ····</span><span·class="p"·data-group-id="4651142396-7">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4651142396-8">[</span><span·class="p"·data-group-id="4651142396-8">]</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·360,·SHA:·5222df41859ef5d47a52b67a41ae9d8c830f4ad78f69fa381a745a787811556e·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 368 | ····</span><span·class="p"·data-group-id=" | 368 | ····</span><span·class="p"·data-group-id="4651142396-11">{</span><span·class="ss">tests3</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4651142396-12">[</span><span·class="p"·data-group-id="4651142396-13">{</span><span·class="ss">repeat</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·520,·SHA:·ed1cea1e0a40f0b64fdce33e5353dfadfb68cc2b47271bd84eece18a46b521e7·...·]-2">]</span><span·class="p">.</span><span·class="w"> |
| 369 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 369 | </span><span·class="nf">all</span><span·class="p"·data-group-id="4651142396-15">(</span><span·class="p"·data-group-id="4651142396-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 370 | ···</span><span·class="p"·data-group-id=" | 370 | ···</span><span·class="p"·data-group-id="4651142396-16">[</span><span·class="p"·data-group-id="4651142396-17">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w"> |
| 371 | ·····</span><span·class="p"·data-group-id=" | 371 | ·····</span><span·class="p"·data-group-id="4651142396-18">[</span><span·class="p"·data-group-id="4651142396-19">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w"> |
| 372 | ·······</span><span·class="p"·data-group-id=" | 372 | ·······</span><span·class="p"·data-group-id="4651142396-20">[</span><span·class="p"·data-group-id="4651142396-21">{</span><span·class="ss">tests3</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4651142396-22">[</span><span·class="ss">parallel</span><span·class="p"[·...·truncated·by·diffoscope;·len:·563,·SHA:·c0a6e3bd9cdf357c98c02ea63f59c6cba49ab357a0ac00eebfc8983268ef25a6·...·]-16">]</span><span·class="p">.</span></code></pre><p>For·ease·of·readability,·all·syntax·definitions·can·be·replaced·by·a·function |
| 373 | call·whose·return·value·should·match·the·expected·syntax·case.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id=" | 373 | call·whose·return·value·should·match·the·expected·syntax·case.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id="4438228908-1">(</span><span·class="p"·data-group-id="4438228908-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 374 | ···</span><span·class="p"·data-group-id=" | 374 | ···</span><span·class="p"·data-group-id="4438228908-2">[</span><span·class="p"·data-group-id="4438228908-3">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</[·...·truncated·by·diffoscope;·len:·234,·SHA:·eb905876b68c904eeff99f225a9e7582b0aff0f24afcf0c326f4d0bcfae2223c·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 375 | ····</span><span·class="p"·data-group-id=" | 375 | ····</span><span·class="p"·data-group-id="4438228908-5">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·183,·SHA:·27d7022fa3036e229b20d420d7633084223327ede3c9b7bab313b9b1bcdbc63f·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 376 | ······························</span><span·class="p"·data-group-id=" | 376 | ······························</span><span·class="p"·data-group-id="4438228908-8">{</span><span·class="ss">tests3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p"·data-group-id="4438228908-8">}</span><span·class="p"·data-group-id="4438228908-6">]</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·75,·SHA:·ad1ea8a1f99fac757699abcc843d59225a8d23aa374f2bbc2297ba764114b9f0·...·]-2">]</span><span·class="p">.</span><span·class="w"> |
| 377 | </span><span·class="nf">test_cases</span><span·class="p"·data-group-id=" | 377 | </span><span·class="nf">test_cases</span><span·class="p"·data-group-id="4438228908-9">(</span><span·class="p"·data-group-id="4438228908-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 378 | ···</span><span·class="p"·data-group-id=" | 378 | ···</span><span·class="p"·data-group-id="4438228908-10">[</span><span·class="p"·data-group-id="4438228908-11">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4438228908-12">[</span><span·class="ss">parallel</span><span·class="p"[·...·truncated·by·diffoscope;·len:·399,·SHA:·e09fc32c23392f613e7ef915263382931b3498e81bc3c10980fa3fb0ce1b01c9·...·]-10">]</span><span·class="p">.</span><span·class="w"> |
| 379 | </span><span·class="nf">shuffle_test</span><span·class="p"·data-group-id=" | 379 | </span><span·class="nf">shuffle_test</span><span·class="p"·data-group-id="4438228908-14">(</span><span·class="p"·data-group-id="4438228908-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 380 | ···</span><span·class="p"·data-group-id=" | 380 | ···</span><span·class="p"·data-group-id="4438228908-15">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4438228908-16">[</span><span·class="ss">shuffle</span><span·class="p">,</span><span·class="p"·data-group-id="4438228908-17">[·...·truncated·by·diffoscope;·len:·237,·SHA:·3f3d47160bd1b7de903d2c174658ff22b8dbb10f67035c5cfb838d40d7cfde1d·...·]-15">}</span><span·class="p">.</span></code></pre><p>The·described·syntax·can·also·be·used·in·test·specifications·to·change·group |
| 381 | properties·at·the·time·of·execution,·without·having·to·edit·the·test·suite.·For | 381 | properties·at·the·time·of·execution,·without·having·to·edit·the·test·suite.·For |
| 382 | more·information,·see·section | 382 | more·information,·see·section |
| 383 | <a·href="run_test_chapter.html#test_specifications">Test·Specifications</a>·in·section | 383 | <a·href="run_test_chapter.html#test_specifications">Test·Specifications</a>·in·section |
| 384 | Running·Tests·and·Analyzing·Results.</p><p>As·illustrated,·properties·can·be·combined.·If,·for·example,·<code·class="inline">shuffle</code>, | 384 | Running·Tests·and·Analyzing·Results.</p><p>As·illustrated,·properties·can·be·combined.·If,·for·example,·<code·class="inline">shuffle</code>, |
| 385 | <code·class="inline">repeat_until_any_fail</code>,·and·<code·class="inline">sequence</code>·are·all·specified,·the·test·cases·in·the | 385 | <code·class="inline">repeat_until_any_fail</code>,·and·<code·class="inline">sequence</code>·are·all·specified,·the·test·cases·in·the |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 208 | ······<p·class="built-using"> | 208 | ······<p·class="built-using"> |
| 209 | ········Built·using | 209 | ········Built·using |
| 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 212 | ······</p> | 212 | ······</p> |
| 213 | <p>Copyright·©·1996-202 | 213 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 214 | ····</footer> | 214 | ····</footer> |
| 215 | ··</div> | 215 | ··</div> |
| 216 | </main> | 216 | </main> |
| 217 | </div> | 217 | </div> |
| 218 | <script> | 218 | <script> |
| 219 | ··function·mermaidLoaded()·{ | 219 | ··function·mermaidLoaded()·{ |
| 220 | ····mermaid.initialize({ | 220 | ····mermaid.initialize({ |
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| 184 | </span><span·class="nc">landing_pad_block</span><span·class="p">:</span><span·class="w"> | 184 | </span><span·class="nc">landing_pad_block</span><span·class="p">:</span><span·class="w"> |
| 185 | ···</span><span·class="p">@</span><span·class="ss">aggregate</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">landingpad</span><span·class="w">·</span><span·class="k">catch</span><span·class="p">,</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">tag</span><span·class="w"> | 185 | ···</span><span·class="p">@</span><span·class="ss">aggregate</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">landingpad</span><span·class="w">·</span><span·class="k">catch</span><span·class="p">,</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">tag</span><span·class="w"> |
| 186 | ···</span><span·class="p">@</span><span·class="ss">catched_val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">extract</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">ssa_agg</span><span·class="p">,</span><span·class="w">·</span><span·class="err">`</span><span·class="mi">0</span><span·class="err">`</span><span·class="w"> | 186 | ···</span><span·class="p">@</span><span·class="ss">catched_val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">extract</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">ssa_agg</span><span·class="p">,</span><span·class="w">·</span><span·class="err">`</span><span·class="mi">0</span><span·class="err">`</span><span·class="w"> |
| 187 | ···</span><span·class="ss">br</span><span·class="w">·</span><span·class="err">^</span><span·class="ss">common_end_of_catch</span><span·class="w"> | 187 | ···</span><span·class="ss">br</span><span·class="w">·</span><span·class="err">^</span><span·class="ss">common_end_of_catch</span><span·class="w"> |
| 188 | </span><span·class="nc">common_end_of_catch</span><span·class="p">:</span><span·class="w"> | 188 | </span><span·class="nc">common_end_of_catch</span><span·class="p">:</span><span·class="w"> |
| 189 | ··</span><span·class="p">@</span><span·class="ss">tmp</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">phi</span><span·class="w">·</span><span·class="p"·data-group-id=" | 189 | ··</span><span·class="p">@</span><span·class="ss">tmp</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">phi</span><span·class="w">·</span><span·class="p"·data-group-id="3432899618-1">{</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">catched_val</span><span·class="p">,</span><span·class="w">·</span><span·class="err">^</span><span·class="ss">landing_pad_block</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·29,·SHA:·8e2f1b840264a168128c66f8aae4c79002100765e44d7247b3c492ac7748f729·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 190 | ·············</span><span·class="p"·data-group-id=" | 190 | ·············</span><span·class="p"·data-group-id="3432899618-2">{</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">successful_result</span><span·class="p">,</span><span·class="w">·</span><span·class="err">^</span><span·class="ss">protected_blockN</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·0a6973d0b5de211c96db43fecbc7d932664bb8be5d22dcf55de7b95152434c45·...·]-2">}</span><span·class="w"> |
| 191 | ··</span><span·class="p">@</span><span·class="ss">result_of_catch_expr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">catch_end</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">tag</span><span·class="p">,</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">tmp</span></code></pre><p>Just·as·for·a·<code·class="inline">try</code>-<code·class="inline">catch</code>·expression·all·code·that·can·cause·an | 191 | ··</span><span·class="p">@</span><span·class="ss">result_of_catch_expr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">catch_end</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">tag</span><span·class="p">,</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">tmp</span></code></pre><p>Just·as·for·a·<code·class="inline">try</code>-<code·class="inline">catch</code>·expression·all·code·that·can·cause·an |
| 192 | exception·in·one·of·the·protected·blocks·must·have·explicit·control | 192 | exception·in·one·of·the·protected·blocks·must·have·explicit·control |
| 193 | flow·edges·to·the·landing·pad·block.</p><h2·id="exception-re-issuing"·class="section-heading"> | 193 | flow·edges·to·the·landing·pad·block.</p><h2·id="exception-re-issuing"·class="section-heading"> |
| 194 | ··<a·href="#exception-re-issuing"·class="hover-link"> | 194 | ··<a·href="#exception-re-issuing"·class="hover-link"> |
| 195 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 195 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 196 | ··</a> | 196 | ··</a> |
| 197 | ··<span·class="text">Exception·Re-issuing</span> | 197 | ··<span·class="text">Exception·Re-issuing</span> |
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| 230 | proven·to·always·succeed·or·fail.</p></li></ul><h2·id="variable-naming"·class="section-heading"> | 230 | proven·to·always·succeed·or·fail.</p></li></ul><h2·id="variable-naming"·class="section-heading"> |
| 231 | ··<a·href="#variable-naming"·class="hover-link"> | 231 | ··<a·href="#variable-naming"·class="hover-link"> |
| 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 233 | ··</a> | 233 | ··</a> |
| 234 | ··<span·class="text">Variable·Naming</span> | 234 | ··<span·class="text">Variable·Naming</span> |
| 235 | </h2> | 235 | </h2> |
| 236 | <p>A·variable·name·in·BEAM·SSA·is·either·an·atom·or·a·non-negative | 236 | <p>A·variable·name·in·BEAM·SSA·is·either·an·atom·or·a·non-negative |
| 237 | integer:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">atom</span><span·class="p"·data-group-id=" | 237 | integer:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">atom</span><span·class="p"·data-group-id="0037991028-1">(</span><span·class="p"·data-group-id="0037991028-1">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id="0037991028-2">(</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·2fa0904fe50bf829a7cc71e893e60693673163ff07056ee5b8bccb16bd391966·...·]-2">)</span></code></pre><p>In·order·to·generate·fresh·unused·variable·names,·all·compiler |
| 238 | transforms·maintain·a·counter,·the·<code·class="inline">cnt</code>-field·in·the·<code·class="inline">b_function</code>·and | 238 | transforms·maintain·a·counter,·the·<code·class="inline">cnt</code>-field·in·the·<code·class="inline">b_function</code>·and |
| 239 | <code·class="inline">opt_st</code>·records,·which·is·incremented·each·time·a·new·variable·or | 239 | <code·class="inline">opt_st</code>·records,·which·is·incremented·each·time·a·new·variable·or |
| 240 | label·is·created.·In·the·following·description·the·value·of·the | 240 | label·is·created.·In·the·following·description·the·value·of·the |
| 241 | <code·class="inline">cnt</code>-field·is·called·<code·class="inline">Cnt</code>.·The·<code·class="inline">Cnt</code>·value·is·guaranteed·to·never | 241 | <code·class="inline">cnt</code>-field·is·called·<code·class="inline">Cnt</code>.·The·<code·class="inline">Cnt</code>·value·is·guaranteed·to·never |
| 242 | clash·with·a·previously·defined·variable·name.·Therefore,·value·of | 242 | clash·with·a·previously·defined·variable·name.·Therefore,·value·of |
| 243 | <code·class="inline">Cnt</code>·can·directly·be·used·as·a·variable·name·in·the·SSA·passes.</p><p>Note·that·the·rules·were·more·complicated·before·Erlang/OTP·27,·because | 243 | <code·class="inline">Cnt</code>·can·directly·be·used·as·a·variable·name·in·the·SSA·passes.</p><p>Note·that·the·rules·were·more·complicated·before·Erlang/OTP·27,·because |
| 244 | the·<code·class="inline">Cnt</code>·value·could·clash·with·other·variables.</p> | 244 | the·<code·class="inline">Cnt</code>·value·could·clash·with·other·variables.</p> |
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| 288 | ······<p·class="built-using"> | 288 | ······<p·class="built-using"> |
| 289 | ········Built·using | 289 | ········Built·using |
| 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 292 | ······</p> | 292 | ······</p> |
| 293 | <p>Copyright·©·1996-202 | 293 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 294 | ····</footer> | 294 | ····</footer> |
| 295 | ··</div> | 295 | ··</div> |
| 296 | </main> | 296 | </main> |
| 297 | </div> | 297 | </div> |
| 298 | <script> | 298 | <script> |
| 299 | ··function·mermaidLoaded()·{ | 299 | ··function·mermaidLoaded()·{ |
| 300 | ····mermaid.initialize({ | 300 | ····mermaid.initialize({ |
| Offset 10980, 15 lines modified | Offset 10980, 15 lines modified | ||
| 10980 | ······<p·class="built-using"> | 10980 | ······<p·class="built-using"> |
| 10981 | ········Built·using | 10981 | ········Built·using |
| 10982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 10982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 10983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 10983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 10984 | ······</p> | 10984 | ······</p> |
| 10985 | <p>Copyright·©·1996-202 | 10985 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 10986 | ····</footer> | 10986 | ····</footer> |
| 10987 | ··</div> | 10987 | ··</div> |
| 10988 | </main> | 10988 | </main> |
| 10989 | </div> | 10989 | </div> |
| 10990 | <script> | 10990 | <script> |
| 10991 | ··function·mermaidLoaded()·{ | 10991 | ··function·mermaidLoaded()·{ |
| 10992 | ····mermaid.initialize({ | 10992 | ····mermaid.initialize({ |
| Offset 650, 15 lines modified | Offset 650, 15 lines modified | ||
| 650 | ······<p·class="built-using"> | 650 | ······<p·class="built-using"> |
| 651 | ········Built·using | 651 | ········Built·using |
| 652 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 652 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 653 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 653 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 654 | ······</p> | 654 | ······</p> |
| 655 | <p>Copyright·©·1996-202 | 655 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 656 | ····</footer> | 656 | ····</footer> |
| 657 | ··</div> | 657 | ··</div> |
| 658 | </main> | 658 | </main> |
| 659 | </div> | 659 | </div> |
| 660 | <script> | 660 | <script> |
| 661 | ··function·mermaidLoaded()·{ | 661 | ··function·mermaidLoaded()·{ |
| 662 | ····mermaid.initialize({ | 662 | ····mermaid.initialize({ |
| Offset 703, 15 lines modified | Offset 703, 15 lines modified | ||
| 703 | ······<p·class="built-using"> | 703 | ······<p·class="built-using"> |
| 704 | ········Built·using | 704 | ········Built·using |
| 705 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 705 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 706 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 706 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 707 | ······</p> | 707 | ······</p> |
| 708 | <p>Copyright·©·1996-202 | 708 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 709 | ····</footer> | 709 | ····</footer> |
| 710 | ··</div> | 710 | ··</div> |
| 711 | </main> | 711 | </main> |
| 712 | </div> | 712 | </div> |
| 713 | <script> | 713 | <script> |
| 714 | ··function·mermaidLoaded()·{ | 714 | ··function·mermaidLoaded()·{ |
| 715 | ····mermaid.initialize({ | 715 | ····mermaid.initialize({ |
| Offset 149, 15 lines modified | Offset 149, 15 lines modified | ||
| 149 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 149 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 150 | ··</a> | 150 | ··</a> |
| 151 | ··<span·class="text">Order·of·Compiler·Options</span> | 151 | ··<span·class="text">Order·of·Compiler·Options</span> |
| 152 | </h2> | 152 | </h2> |
| 153 | <p>Options·given·in·the·<code·class="inline">compile()</code>·attribute·in·the·source·code·take | 153 | <p>Options·given·in·the·<code·class="inline">compile()</code>·attribute·in·the·source·code·take |
| 154 | precedence·over·options·given·to·the·compiler,·which·in·turn·take | 154 | precedence·over·options·given·to·the·compiler,·which·in·turn·take |
| 155 | precedence·over·options·given·in·the·environment.</p><p>A·later·compiler·option·takes·precedence·over·an·earlier·one·in·the | 155 | precedence·over·options·given·in·the·environment.</p><p>A·later·compiler·option·takes·precedence·over·an·earlier·one·in·the |
| 156 | option·list.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id=" | 156 | option·list.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id="2787765560-1">(</span><span·class="ss">something</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2787765560-2">[</span><span·class="ss">nowarn_missing_spec</span><span·class="p">,</span><span·class="ss">warn_missing_spe[·...·truncated·by·diffoscope;·len:·102,·SHA:·883d367a09af3cb571238f6dd9e2541c15b4f0b6863e2c892ced1d4ff0bca64b·...·]-1">)</span><span·class="p">.</span></code></pre><p>Warnings·will·be·emitted·for·functions·without·specifications,·unless |
| 157 | the·source·code·for·module·<code·class="inline">something</code>·contains·a·<code·class="inline">compile(nowarn_missing_spec)</code> | 157 | the·source·code·for·module·<code·class="inline">something</code>·contains·a·<code·class="inline">compile(nowarn_missing_spec)</code> |
| 158 | attribute.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>In·Erlang/OTP·26·and·earlier,·the·option·order·was·the·opposite·of·what | 158 | attribute.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>In·Erlang/OTP·26·and·earlier,·the·option·order·was·the·opposite·of·what |
| 159 | is·described·here.</p></section><h2·id="module-inlining"·class="section-heading"> | 159 | is·described·here.</p></section><h2·id="module-inlining"·class="section-heading"> |
| 160 | ··<a·href="#module-inlining"·class="hover-link"> | 160 | ··<a·href="#module-inlining"·class="hover-link"> |
| 161 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 161 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 162 | ··</a> | 162 | ··</a> |
| 163 | ··<span·class="text">Inlining</span> | 163 | ··<span·class="text">Inlining</span> |
| Offset 173, 22 lines modified | Offset 173, 22 lines modified | ||
| 173 | all·calls·to·the·function·are·inlined.</p><p>Inlining·does·not·necessarily·improve·running·time.·For·example,·inlining·can | 173 | all·calls·to·the·function·are·inlined.</p><p>Inlining·does·not·necessarily·improve·running·time.·For·example,·inlining·can |
| 174 | increase·Beam·stack·use,·which·probably·is·detrimental·to·performance·for | 174 | increase·Beam·stack·use,·which·probably·is·detrimental·to·performance·for |
| 175 | recursive·functions.</p><p>Inlining·is·never·default.·It·must·be·explicitly·enabled·with·a·compiler·option | 175 | recursive·functions.</p><p>Inlining·is·never·default.·It·must·be·explicitly·enabled·with·a·compiler·option |
| 176 | or·a·<code·class="inline">-compile()</code>·attribute·in·the·source·module.</p><p>To·enable·inlining,·either·use·the·option·<code·class="inline">inline</code>·to·let·the·compiler·decide | 176 | or·a·<code·class="inline">-compile()</code>·attribute·in·the·source·module.</p><p>To·enable·inlining,·either·use·the·option·<code·class="inline">inline</code>·to·let·the·compiler·decide |
| 177 | which·functions·to·inline,·or·<code·class="inline">{inline,[{Name,Arity},...]}</code>·to·have·the·compiler | 177 | which·functions·to·inline,·or·<code·class="inline">{inline,[{Name,Arity},...]}</code>·to·have·the·compiler |
| 178 | inline·all·calls·to·the·given·functions.·If·the·option·is·given·inside·a | 178 | inline·all·calls·to·the·given·functions.·If·the·option·is·given·inside·a |
| 179 | <code·class="inline">compile</code>·directive·in·an·Erlang·module,·<code·class="inline">{Name,Arity}</code>·can·be·written·as | 179 | <code·class="inline">compile</code>·directive·in·an·Erlang·module,·<code·class="inline">{Name,Arity}</code>·can·be·written·as |
| 180 | <code·class="inline">Name/Arity</code>.</p><p>Example·of·explicit·inlining:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 180 | <code·class="inline">Name/Arity</code>.</p><p>Example·of·explicit·inlining:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="8576762214-1">(</span><span·class="p"·data-group-id="8576762214-2">{</span><span·class="ss">inline</span><span·class="p">,</span><span·class="p"·data-group-id="8576762214-3">[</span><span·class="ss">pi</span><span·class="p">/</span><span·class="mi">0</span[·...·truncated·by·diffoscope;·len:·148,·SHA:·eb89a3f24801be8a4ea4a32b9f9b7ad6b54dffd87c9429dcd74d37f939615f5f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 181 | </span><span·class="nf">pi</span><span·class="p"·data-group-id=" | 181 | </span><span·class="nf">pi</span><span·class="p"·data-group-id="8576762214-4">(</span><span·class="p"·data-group-id="8576762214-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mf">3.1416</span><span·class="p">.</span></code></pre><p>Example·of·implicit·inlining:</p><pre><code·class="text">-compile(inline).</code></pre><p>The·option·<code·class="inline">{inline_size,Size}</code>·controls·how·large·functions·that·are·allowed·to |
| 182 | be·inlined.·Default·is·<code·class="inline">24</code>,·which·keeps·the·size·of·the·inlined·code·roughly | 182 | be·inlined.·Default·is·<code·class="inline">24</code>,·which·keeps·the·size·of·the·inlined·code·roughly |
| 183 | the·same·as·the·un-inlined·version·(only·relatively·small·functions·are | 183 | the·same·as·the·un-inlined·version·(only·relatively·small·functions·are |
| 184 | inlined).</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Aggressive·inlining·-·will·increase·code·size.</span><span·class="w"> | 184 | inlined).</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Aggressive·inlining·-·will·increase·code·size.</span><span·class="w"> |
| 185 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 185 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="4076989484-1">(</span><span·class="ss">inline</span><span·class="p"·data-group-id="4076989484-1">)</span><span·class="p">.</span><span·class="w"> |
| 186 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 186 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="4076989484-2">(</span><span·class="p"·data-group-id="4076989484-3">{</span><span·class="ss">inline_size</span><span·class="p">,</span><span·class="mi">100</span><span·class="p"·data-group-id="4076989484-3">}</span><span·class="p"·data-group-id="4076989484-2">)</span><span·class="p">.</span></code></pre><h2·id="module-inlining-of-list-functions"·class="section-heading"> |
| 187 | ··<a·href="#module-inlining-of-list-functions"·class="hover-link"> | 187 | ··<a·href="#module-inlining-of-list-functions"·class="hover-link"> |
| 188 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 188 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 189 | ··</a> | 189 | ··</a> |
| 190 | ··<span·class="text">Inlining·of·List·Functions</span> | 190 | ··<span·class="text">Inlining·of·List·Functions</span> |
| 191 | </h2> | 191 | </h2> |
| 192 | <p>The·compiler·can·also·inline·various·list·manipulation·functions·from·the·module | 192 | <p>The·compiler·can·also·inline·various·list·manipulation·functions·from·the·module |
| 193 | <code·class="inline">list</code>·in·STDLIB.</p><p>This·feature·must·be·explicitly·enabled·with·a·compiler·option·or·a·<code·class="inline">-compile()</code> | 193 | <code·class="inline">list</code>·in·STDLIB.</p><p>This·feature·must·be·explicitly·enabled·with·a·compiler·option·or·a·<code·class="inline">-compile()</code> |
| Offset 900, 18 lines modified | Offset 900, 18 lines modified | ||
| 900 | features.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·option·has·no·effect·when·used·in·a·<code·class="inline">-compile(..)</code>·attribute.·Instead, | 900 | features.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·option·has·no·effect·when·used·in·a·<code·class="inline">-compile(..)</code>·attribute.·Instead, |
| 901 | the·<code·class="inline">-feature(..)</code>·directive·(described·next)·should·be·used.</p><p><a·href=""·id="feature-directive"></a>·A·feature·can·also·be·enabled·(disabled)·using | 901 | the·<code·class="inline">-feature(..)</code>·directive·(described·next)·should·be·used.</p><p><a·href=""·id="feature-directive"></a>·A·feature·can·also·be·enabled·(disabled)·using |
| 902 | the·<code·class="inline">-feature(Feature,·enable·|·disable).</code>·module·directive.·Note·that·this | 902 | the·<code·class="inline">-feature(Feature,·enable·|·disable).</code>·module·directive.·Note·that·this |
| 903 | directive·can·only·be·present·in·a·prefix·of·the·file,·before·exports·and | 903 | directive·can·only·be·present·in·a·prefix·of·the·file,·before·exports·and |
| 904 | function·definitions.·This·is·the·preferred·method·of·enabling·and·disabling | 904 | function·definitions.·This·is·the·preferred·method·of·enabling·and·disabling |
| 905 | features,·since·it·is·a·local·property·of·a·module.</p></section></li><li><p><strong><code·class="inline">makedep</code></strong>·-·Produces·a·Makefile·rule·to·track·headers·dependencies.·No | 905 | features,·since·it·is·a·local·property·of·a·module.</p></section></li><li><p><strong><code·class="inline">makedep</code></strong>·-·Produces·a·Makefile·rule·to·track·headers·dependencies.·No |
| 906 | object·file·is·produced.</p><p>By·default,·this·rule·is·written·to·<code·class="inline"><File>.Pbeam</code>.·However,·if·option | 906 | object·file·is·produced.</p><p>By·default,·this·rule·is·written·to·<code·class="inline"><File>.Pbeam</code>.·However,·if·option |
| 907 | <code·class="inline">binary</code>·is·set,·nothing·is·written·and·the·rule·is·returned·in·<code·class="inline">Binary</code>.</p><p>The·output·will·be·encoded·in·UTF-8.</p><p>For·example,·if·you·have·the·following·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0 | 907 | <code·class="inline">binary</code>·is·set,·nothing·is·written·and·the·rule·is·returned·in·<code·class="inline">Binary</code>.</p><p>The·output·will·be·encoded·in·UTF-8.</p><p>For·example,·if·you·have·the·following·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0349074870-1">(</span><span·class="ss">module</span><span·class="p"·data-group-id="0349074870-1">)</span><span·class="p">.</span><span·class="w"> |
| 908 | </span><span·class="w"> | 908 | </span><span·class="w"> |
| 909 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="0 | 909 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="0349074870-2">(</span><span·class="s">"eunit/include/eunit.hrl"</span><span·class="p"·data-group-id="0349074870-2">)</span><span·class="p">.</span><span·class="w"> |
| 910 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="0 | 910 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="0349074870-3">(</span><span·class="s">"header.hrl"</span><span·class="p"·data-group-id="0349074870-3">)</span><span·class="p">.</span></code></pre><p>The·Makefile·rule·generated·by·this·option·looks·as·follows:</p><pre><code·class="text">module.beam:·module.erl·\ |
| 911 | ··/usr/local/lib/erlang/lib/eunit/include/eunit.hrl·\ | 911 | ··/usr/local/lib/erlang/lib/eunit/include/eunit.hrl·\ |
| 912 | ··header.hrl</code></pre></li><li><p><strong><code·class="inline">makedep_side_effect</code></strong>·-·The·dependencies·are·created·as·a·side·effect·to | 912 | ··header.hrl</code></pre></li><li><p><strong><code·class="inline">makedep_side_effect</code></strong>·-·The·dependencies·are·created·as·a·side·effect·to |
| 913 | the·normal·compilation·process.·This·means·that·the·object·file·will·also·be | 913 | the·normal·compilation·process.·This·means·that·the·object·file·will·also·be |
| 914 | produced.·This·option·override·the·<code·class="inline">makedep</code>·option.</p></li><li><p><strong><code·class="inline">{makedep_output,·Output}</code></strong>·-·Writes·generated·rules·to·<code·class="inline">Output</code>·instead·of | 914 | produced.·This·option·override·the·<code·class="inline">makedep</code>·option.</p></li><li><p><strong><code·class="inline">{makedep_output,·Output}</code></strong>·-·Writes·generated·rules·to·<code·class="inline">Output</code>·instead·of |
| 915 | the·default·<code·class="inline"><File>.Pbeam</code>.·<code·class="inline">Output</code>·can·be·a·filename·or·an·<code·class="inline">io_device()</code>.·To | 915 | the·default·<code·class="inline"><File>.Pbeam</code>.·<code·class="inline">Output</code>·can·be·a·filename·or·an·<code·class="inline">io_device()</code>.·To |
| 916 | write·to·stdout,·use·<code·class="inline">standard_io</code>.·However,·if·<code·class="inline">binary</code>·is·set,·nothing·is | 916 | write·to·stdout,·use·<code·class="inline">standard_io</code>.·However,·if·<code·class="inline">binary</code>·is·set,·nothing·is |
| 917 | written·to·<code·class="inline">Output</code>·and·the·result·is·returned·to·the·caller·with | 917 | written·to·<code·class="inline">Output</code>·and·the·result·is·returned·to·the·caller·with |
| Offset 969, 15 lines modified | Offset 969, 15 lines modified | ||
| 969 | that·verification·(there·will·not·even·be·a·warning·if·there·is·a | 969 | that·verification·(there·will·not·even·be·a·warning·if·there·is·a |
| 970 | mismatch).</p></li><li><p><strong><code·class="inline">{no_auto_import,[{F,A},·...]}</code></strong>·-·Makes·the·function·<code·class="inline">F/A</code>·no·longer·being | 970 | mismatch).</p></li><li><p><strong><code·class="inline">{no_auto_import,[{F,A},·...]}</code></strong>·-·Makes·the·function·<code·class="inline">F/A</code>·no·longer·being |
| 971 | auto-imported·from·the·<code·class="inline">erlang</code>·module,·which·resolves·BIF·name·clashes.·This | 971 | auto-imported·from·the·<code·class="inline">erlang</code>·module,·which·resolves·BIF·name·clashes.·This |
| 972 | option·must·be·used·to·resolve·name·clashes·with·auto-imported·BIFs·that·existed | 972 | option·must·be·used·to·resolve·name·clashes·with·auto-imported·BIFs·that·existed |
| 973 | before·Erlang/OTP·R14A··when·calling·a·local·function·with·the·same·name | 973 | before·Erlang/OTP·R14A··when·calling·a·local·function·with·the·same·name |
| 974 | as·an·auto-imported·BIF·without·module·prefix.</p><p>If·the·BIF·is·to·be·called,·use·the·<code·class="inline">erlang</code>·module·prefix | 974 | as·an·auto-imported·BIF·without·module·prefix.</p><p>If·the·BIF·is·to·be·called,·use·the·<code·class="inline">erlang</code>·module·prefix |
| 975 | in·the·call,·not·<code·class="inline">{no_auto_import,[{F,A},·...]}</code>.</p><p>If·this·option·is·written·in·the·source·code,·as·a·<code·class="inline">-compile</code>·directive,·the | 975 | in·the·call,·not·<code·class="inline">{no_auto_import,[{F,A},·...]}</code>.</p><p>If·this·option·is·written·in·the·source·code,·as·a·<code·class="inline">-compile</code>·directive,·the |
| 976 | syntax·<code·class="inline">F/A</code>·can·be·used·instead·of·<code·class="inline">{F,A}</code>.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 976 | syntax·<code·class="inline">F/A</code>·can·be·used·instead·of·<code·class="inline">{F,A}</code>.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="8147328966-1">(</span><span·class="p"·data-group-id="8147328966-2">{</span><span·class="ss">no_auto_import</span><span·class="p">,</span><span·class="p"·data-group-id="8147328966-3">[</span><span·class="ss">error</span><span·class="p">/</span><span·class="[·...·truncated·by·diffoscope;·len:·159,·SHA:·7bda14b713f481a7ba45a1925b55816c3c92e52fff380de3ae64c85b2022d420·...·]-1">)</span><span·class="p">.</span></code></pre></li><li><p><strong><code·class="inline">no_auto_import</code></strong>·-·Do·not·auto-import·any·functions·from·<code·class="inline">erlang</code>·module.</p></li><li><p><strong><code·class="inline">no_line_info</code></strong>·-·Omits·line·number·information·to·produce·a·slightly |
| 977 | smaller·output·file.</p></li><li><p><strong><code·class="inline">no_lint</code></strong>·-·Skips·the·pass·that·checks·for·errors·and·warnings.·Only | 977 | smaller·output·file.</p></li><li><p><strong><code·class="inline">no_lint</code></strong>·-·Skips·the·pass·that·checks·for·errors·and·warnings.·Only |
| 978 | applicable·together·with·the·<code·class="inline">from_abstr</code>·option.·This·is·mainly·for | 978 | applicable·together·with·the·<code·class="inline">from_abstr</code>·option.·This·is·mainly·for |
| 979 | implementations·of·other·languages·on·top·of·Erlang,·which·have·already·done | 979 | implementations·of·other·languages·on·top·of·Erlang,·which·have·already·done |
| 980 | their·own·checks·to·guarantee·correctness·of·the·code.</p><p>Caveat:·When·this·option·is·used,·there·are·no·guarantees·that·the·code·output | 980 | their·own·checks·to·guarantee·correctness·of·the·code.</p><p>Caveat:·When·this·option·is·used,·there·are·no·guarantees·that·the·code·output |
| 981 | by·the·compiler·is·correct·and·safe·to·use.·The·responsibility·for·correctness | 981 | by·the·compiler·is·correct·and·safe·to·use.·The·responsibility·for·correctness |
| 982 | lies·on·the·code·or·person·generating·the·abstract·format.·If·the·code | 982 | lies·on·the·code·or·person·generating·the·abstract·format.·If·the·code |
| 983 | contains·errors,·the·compiler·may·crash·or·produce·unsafe·code.</p></li><li><p><strong><code·class="inline">{extra_chunks,·[{binary(),·binary()}]}</code></strong>·-·Pass·extra·chunks·to·be·stored | 983 | contains·errors,·the·compiler·may·crash·or·produce·unsafe·code.</p></li><li><p><strong><code·class="inline">{extra_chunks,·[{binary(),·binary()}]}</code></strong>·-·Pass·extra·chunks·to·be·stored |
| Offset 1325, 15 lines modified | Offset 1325, 15 lines modified | ||
| 1325 | ······<p·class="built-using"> | 1325 | ······<p·class="built-using"> |
| 1326 | ········Built·using | 1326 | ········Built·using |
| 1327 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1327 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1328 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1328 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1329 | ······</p> | 1329 | ······</p> |
| 1330 | <p>Copyright·©·1996-202 | 1330 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1331 | ····</footer> | 1331 | ····</footer> |
| 1332 | ··</div> | 1332 | ··</div> |
| 1333 | </main> | 1333 | </main> |
| 1334 | </div> | 1334 | </div> |
| 1335 | <script> | 1335 | <script> |
| 1336 | ··function·mermaidLoaded()·{ | 1336 | ··function·mermaidLoaded()·{ |
| 1337 | ····mermaid.initialize({ | 1337 | ····mermaid.initialize({ |
| Offset 145, 18 lines modified | Offset 145, 18 lines modified | ||
| 145 | </h2> | 145 | </h2> |
| 146 | <h3·id="fixed-bugs-and-malfunctions-1"·class="section-heading"> | 146 | <h3·id="fixed-bugs-and-malfunctions-1"·class="section-heading"> |
| 147 | ··<a·href="#fixed-bugs-and-malfunctions-1"·class="hover-link"> | 147 | ··<a·href="#fixed-bugs-and-malfunctions-1"·class="hover-link"> |
| 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 149 | ··</a> | 149 | ··</a> |
| 150 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> | 150 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> |
| 151 | </h3> | 151 | </h3> |
| 152 | <ul><li><p>Fixed·a·crash·in·the·common·sub-expression·elimination·pass.</p><p>Own·Id:·OTP-19243·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8818"·title="">GH-8818</a>,·<a·href="https://github.com/erlang/otp/pull/8838"·title="">PR-8838</a></p></li><li><p>Fixed·a·bug·where·bogus·code·was·generated·for·consecutive·calls·to·<code·class="inline">erlang:setelement/2</code>,·potentially·crashing·the·runtime·system.</p><p>Own·Id:·OTP-19270·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8783"·title="">GH-8783</a>,·<a·href="https://github.com/erlang/otp/pull/8898"·title="">PR-8898</a></p></li><li><p>When·the·<code·class="inline">line_coverage</code>·option·was·used,·exceptions·could·show·the·wrong·line·for·where·the·exception·was·raised.</p><p>Own·Id:·OTP-19282·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8907"·title="">PR-8907</a></p></li><li><p>The·<code·class="inline">line_coverage</code>·option·would·be·ignored·if·given·in·a·<code·class="inline">compile()</code>·attribute·within·a·module.</p><p>Own·Id:·OTP-19309·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8942"·title="">GH-8942</a>,·<a·href="https://github.com/erlang/otp/pull/8970"·title="">PR-8970</a></p></li><li><p>A·segment·matching·a·float·in·a·binary·generator·will·now·skip·any·invalid·float·(such·as·a·NaN)·and·continue·matching·the·rest·of·the·binary.·Before·this·correction,·the·comprehension·would·stop·as·soon·as·an·invalid·float·was·encountered.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">BadFloat</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 152 | <ul><li><p>Fixed·a·crash·in·the·common·sub-expression·elimination·pass.</p><p>Own·Id:·OTP-19243·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8818"·title="">GH-8818</a>,·<a·href="https://github.com/erlang/otp/pull/8838"·title="">PR-8838</a></p></li><li><p>Fixed·a·bug·where·bogus·code·was·generated·for·consecutive·calls·to·<code·class="inline">erlang:setelement/2</code>,·potentially·crashing·the·runtime·system.</p><p>Own·Id:·OTP-19270·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8783"·title="">GH-8783</a>,·<a·href="https://github.com/erlang/otp/pull/8898"·title="">PR-8898</a></p></li><li><p>When·the·<code·class="inline">line_coverage</code>·option·was·used,·exceptions·could·show·the·wrong·line·for·where·the·exception·was·raised.</p><p>Own·Id:·OTP-19282·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8907"·title="">PR-8907</a></p></li><li><p>The·<code·class="inline">line_coverage</code>·option·would·be·ignored·if·given·in·a·<code·class="inline">compile()</code>·attribute·within·a·module.</p><p>Own·Id:·OTP-19309·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8942"·title="">GH-8942</a>,·<a·href="https://github.com/erlang/otp/pull/8970"·title="">PR-8970</a></p></li><li><p>A·segment·matching·a·float·in·a·binary·generator·will·now·skip·any·invalid·float·(such·as·a·NaN)·and·continue·matching·the·rest·of·the·binary.·Before·this·correction,·the·comprehension·would·stop·as·soon·as·an·invalid·float·was·encountered.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">BadFloat</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9175471178-1"><<</span><span·class="o">-</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">64</span><span·class="p"·data-group-id="9175471178-1">>></span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="p"·data-group-id=" | 153 | </span><span·class="p"·data-group-id="9175471178-2"><<</span><span·class="s">"ÿÿÿÿÿÿÿÿ"</span><span·class="p"·data-group-id="9175471178-2">>></span><span·class="gp·unselectable"> |
| 154 | 2>·</span><span·class="p"·data-group-id=" | 154 | 2>·</span><span·class="p"·data-group-id="9175471178-3">[</span><span·class="n">X</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="p"·data-group-id="9175471178-4"><<</span><span·class="n">X</span><span·class="p">:</span><span·class="mi">64</span><sp[·...·truncated·by·diffoscope;·len:·641,·SHA:·a67d9fbc5bdcac451baae8e11e607acebe9d47a23d6e0504f3ea2fa1dd28688a·...·]-3">]</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="p"·data-group-id=" | 155 | </span><span·class="p"·data-group-id="9175471178-6">[</span><span·class="mf">0.0</span><span·class="p">,</span><span·class="mf">42.0</span><span·class="p"·data-group-id="9175471178-6">]</span></code></pre><p>Own·Id:·OTP-19331·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8978"·title="">PR-8978</a></p></li></ul><h2·id="compiler-8-5-3"·class="section-heading"> |
| 156 | ··<a·href="#compiler-8-5-3"·class="hover-link"> | 156 | ··<a·href="#compiler-8-5-3"·class="hover-link"> |
| 157 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 157 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 158 | ··</a> | 158 | ··</a> |
| 159 | ··<span·class="text">Compiler·8.5.3</span> | 159 | ··<span·class="text">Compiler·8.5.3</span> |
| 160 | </h2> | 160 | </h2> |
| 161 | <h3·id="fixed-bugs-and-malfunctions-2"·class="section-heading"> | 161 | <h3·id="fixed-bugs-and-malfunctions-2"·class="section-heading"> |
| 162 | ··<a·href="#fixed-bugs-and-malfunctions-2"·class="hover-link"> | 162 | ··<a·href="#fixed-bugs-and-malfunctions-2"·class="hover-link"> |
| Offset 196, 61 lines modified | Offset 196, 61 lines modified | ||
| 196 | </h2> | 196 | </h2> |
| 197 | <h3·id="fixed-bugs-and-malfunctions-5"·class="section-heading"> | 197 | <h3·id="fixed-bugs-and-malfunctions-5"·class="section-heading"> |
| 198 | ··<a·href="#fixed-bugs-and-malfunctions-5"·class="hover-link"> | 198 | ··<a·href="#fixed-bugs-and-malfunctions-5"·class="hover-link"> |
| 199 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 199 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 200 | ··</a> | 200 | ··</a> |
| 201 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> | 201 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> |
| 202 | </h3> | 202 | </h3> |
| 203 | <ul><li><p>Generators·for·binary·comprehensions·could·be·evaluated·before·it·was·known·that·they·would·be·needed.·That·could·result·in·a·binary·comprehensions·failing·if·a·generator·that·should·not·be·evaluated·until·later·failed.</p><p>As·an·example,·consider·this·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 203 | <ul><li><p>Generators·for·binary·comprehensions·could·be·evaluated·before·it·was·known·that·they·would·be·needed.·That·could·result·in·a·binary·comprehensions·failing·if·a·generator·that·should·not·be·evaluated·until·later·failed.</p><p>As·an·example,·consider·this·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9286594333-1">(</span><span·class="ss">t</span><span·class="p"·data-group-id="9286594333-1">)</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 204 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9286594333-2">(</span><span·class="p"·data-group-id="9286594333-3">[</span><span·class="ss">f</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="9286594333-3">]</span><span·class="p"·data-group-id="9286594333-2">)</span><span·class="p">.</span><span·class="w"> |
| 205 | </span><span·class="nf">f</span><span·class="p"·data-group-id=" | 205 | </span><span·class="nf">f</span><span·class="p"·data-group-id="9286594333-4">(</span><span·class="p"·data-group-id="9286594333-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | ····</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="p"·data-group-id="9286594333-5"><<</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="p">_</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·730,·SHA:·3b3c4234ebc442935802539e072120e91b46e95314dcb37e476fec3720133879·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 207 | </span><span·class="gt">**·exception·error:·bad·generator·ok | 207 | </span><span·class="gt">**·exception·error:·bad·generator·ok |
| 208 | ·····in·function··t:f/0·(t.erl,·line·6)</span></code></pre><p>In·Erlang/OTP·27·it·returns·an·empty·binary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">t</span><span·class="p">:</span><span·class="nf">f</span><span·class="p"·data-group-id=" | 208 | ·····in·function··t:f/0·(t.erl,·line·6)</span></code></pre><p>In·Erlang/OTP·27·it·returns·an·empty·binary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">t</span><span·class="p">:</span><span·class="nf">f</span><span·class="p"·data-group-id="2754326366-1">(</span><span·class="p"·data-group-id="2754326366-1">)</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="p"·data-group-id=" | 209 | </span><span·class="p"·data-group-id="2754326366-2"><<</span><span·class="p"·data-group-id="2754326366-2">>></span></code></pre><p>Own·Id:·OTP-18703·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/7494"·title="">GH-7494</a>,·<a·href="https://github.com/erlang/otp/pull/7538"·title="">PR-7538</a></p></li><li><p>The·documentation·for·the·preprocessor·now·mentions·that·<code·class="inline">defined(Name)</code>·can·be·called·in·the·condition·for·an·<code·class="inline">-if</code>·or·<code·class="inline">-elif</code>·directive·to·test·whether·<code·class="inline">Name</code>·is·the·name·of·a·defined·macro.·(This·feature·was·implemented·in·OTP·21.)</p><p>If·a·function·call·in·an·<code·class="inline">-if</code>·or·<code·class="inline">-elif</code>·with·a·name·that·is·not·the·name·of·a·guard·BIF,·there·would·not·be·a·compilation·error,·but·would·instead·cause·the·lines·following·the·directive·to·be·skipped.·This·has·now·been·changed·to·be·a·compilation·error.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18784·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/7706"·title="">GH-7706</a>,·<a·href="https://github.com/erlang/otp/pull/7726"·title="">PR-7726</a></p></li></ul><h3·id="improvements-and-new-features"·class="section-heading"> |
| 210 | ··<a·href="#improvements-and-new-features"·class="hover-link"> | 210 | ··<a·href="#improvements-and-new-features"·class="hover-link"> |
| 211 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 211 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 212 | ··</a> | 212 | ··</a> |
| 213 | ··<span·class="text">Improvements·and·New·Features</span> | 213 | ··<span·class="text">Improvements·and·New·Features</span> |
| 214 | </h3> | 214 | </h3> |
| 215 | <ul><li><p>The·compiler·now·emits·nicer·error·message·for·function·head·mismatches. | 215 | <ul><li><p>The·compiler·now·emits·nicer·error·message·for·function·head·mismatches. |
| 216 | For·example,·given:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">a</span><span·class="p"·data-group-id=" | 216 | For·example,·given:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">a</span><span·class="p"·data-group-id="2448708922-1">(</span><span·class="p"·data-group-id="2448708922-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 217 | </span><span·class="nf">a</span><span·class="p"·data-group-id=" | 217 | </span><span·class="nf">a</span><span·class="p"·data-group-id="2448708922-2">(</span><span·class="p">_</span><span·class="p"·data-group-id="2448708922-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">error</span><span·class="p">.</span></code></pre><p>Erlang/OTP·26·and·earlier·would·emit·a·diagnostic·similar·to:</p><pre><code·class="text">t.erl:6:1:·head·mismatch |
| 218 | %····6|·a(_)·->·error. | 218 | %····6|·a(_)·->·error. |
| 219 | %·····|·^</code></pre><p>while·in·Erlang/OTP·27·the·diagnostic·is·similar·to:</p><pre><code·class="text">t.erl:6:1:·head·mismatch:·function·a·with·arities·0·and·1·is·regarded·as·two·distinct·functions.·Is·the·number·of·arguments·incorrect·or·is·the·semicolon·in·a/0·unwanted? | 219 | %·····|·^</code></pre><p>while·in·Erlang/OTP·27·the·diagnostic·is·similar·to:</p><pre><code·class="text">t.erl:6:1:·head·mismatch:·function·a·with·arities·0·and·1·is·regarded·as·two·distinct·functions.·Is·the·number·of·arguments·incorrect·or·is·the·semicolon·in·a/0·unwanted? |
| 220 | %····6|·a(_)·->·error. | 220 | %····6|·a(_)·->·error. |
| 221 | %·····|·^</code></pre><p>Own·Id:·OTP-18648·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7383"·title="">PR-7383</a></p></li><li><p>The·compiler·now·optimizes·creation·of·binaries·that·are·known·to·be·constant.</p><p>Consider·this·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bin</span><span·class="p"·data-group-id=" | 221 | %·····|·^</code></pre><p>Own·Id:·OTP-18648·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7383"·title="">PR-7383</a></p></li><li><p>The·compiler·now·optimizes·creation·of·binaries·that·are·known·to·be·constant.</p><p>Consider·this·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bin</span><span·class="p"·data-group-id="7073849938-1">(</span><span·class="p"·data-group-id="7073849938-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 222 | ····</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">char</span><span·class="p"·data-group-id=" | 222 | ····</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">char</span><span·class="p"·data-group-id="7073849938-2">(</span><span·class="p"·data-group-id="7073849938-2">)</span><span·class="p">,</span><span·class="w"> |
| 223 | ····</span><span·class="p"·data-group-id=" | 223 | ····</span><span·class="p"·data-group-id="7073849938-3"><<</span><span·class="n">C</span><span·class="p"·data-group-id="7073849938-3">>></span><span·class="p">.</span><span·class="w"> |
| 224 | </span><span·class="nf">char</span><span·class="p"·data-group-id=" | 224 | </span><span·class="nf">char</span><span·class="p"·data-group-id="7073849938-4">(</span><span·class="p"·data-group-id="7073849938-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="sc">$*</span><span·class="p">.</span></code></pre><p>Essentially,·the·compiler·rewrites·the·[·...·truncated·by·diffoscope;·len:·212,·SHA:·a2304c3126044fc254ecd7fa13dcf9b065bc495be53537ce855f6870ad2fb08b·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | ····</span><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">char</span><span·class="p"·data-group-id=" | 225 | ····</span><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">char</span><span·class="p"·data-group-id="6389701757-2">(</span><span·class="p"·data-group-id="6389701757-2">)</span><span·class="p">,</span><span·class="w"> |
| 226 | ····</span><span·class="p"·data-group-id=" | 226 | ····</span><span·class="p"·data-group-id="6389701757-3"><<</span><span·class="sc">$*</span><span·class="p"·data-group-id="6389701757-3">>></span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="nf">char</span><span·class="p"·data-group-id=" | 227 | </span><span·class="nf">char</span><span·class="p"·data-group-id="6389701757-4">(</span><span·class="p"·data-group-id="6389701757-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="sc">$*</span><span·class="p">.</span></code></pre><p>Own·Id:·OTP-18673·Aux·Id:·<a·href="http[·...·truncated·by·diffoscope;·len:·818,·SHA:·8eddd9fbb568d6f095c5d16d3366db54abf429af3c441024d6d40848693ee4c6·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="nf">update</span><span·class="p"·data-group-id=" | 228 | </span><span·class="nf">update</span><span·class="p"·data-group-id="5421846684-3">(</span><span·class="n">Value</span><span·class="p"·data-group-id="5421846684-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 229 | ····</span><span·class="n">R0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id=" | 229 | ····</span><span·class="n">R0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id="5421846684-4">{</span><span·class="p"·data-group-id="5421846684-4">}</span><span·class="p">,</span><span·class="w"> |
| 230 | ····</span><span·class="n">R1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R0</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id=" | 230 | ····</span><span·class="n">R1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R0</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id="5421846684-5">{</span><span·class="ss">a</span><span·class="o">=</span><span·class="n">Value</span><span·class="p"·data-group-id="5421846684-5">}</span><span·class="p">,</span><span·class="w"> |
| 231 | ····</span><span·class="n">R2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R1</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id=" | 231 | ····</span><span·class="n">R2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R1</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id="5421846684-6">{</span><span·class="ss">b</span><span·class="o">=</span><span·class="mi">2</span><span·class="p"·data-group-id="5421846684-6">}</span><span·class="p">,</span><span·class="w"> |
| 232 | ····</span><span·class="n">R2</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="n">R2</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id="5421846684-7">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="mi">3</span><span·class="p"·data-group-id="5421846684-7">}</span><span·class="p">.</span></code></pre><p>Own·Id:·OTP-18680·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7491"·title="">PR-7491</a>,·<a·href="https://github.com/erlang/otp/pull/8086"·title="">PR-8086</a>,·ERIERL-967</p></li><li><p>Improved·the·performance·of·the·alias·analysis·pass.</p><p>Own·Id:·OTP-18714·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7528"·title="">PR-7528</a>,·<a·href="https://github.com/erlang/otp/issues/7432"·title="">GH-7432</a></p></li><li><p><code·class="inline">-spec</code>·attributes·are·now·used·for·documentation.</p><p>Own·Id:·OTP-18801·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7739"·title="">PR-7739</a></p></li><li><p>Native·coverage·support·has·been·implemented·in·the·JIT.·It·will··automatically·be·used·by·the·<a·href="../../../../lib/tools-4.1.1/doc/html/cover.html"><code·class="inline">cover</code></a>·tool·to·reduce·the·execution·overhead·when·running·cover-compiled·code.</p><p>There·are·also·new·APIs·to·support·native·coverage·without·using·the·<code·class="inline">cover</code>·tool.</p><p>To·instrument·code·for·native·coverage·it·must·be·compiled·with·the·<a·href="compile.html#line_coverage"><code·class="inline">line_coverage</code></a>·option.</p><p>To·enable·native·coverage·in·the·runtime·system,·start·it·like·so:</p><pre><code·class="text">$·erl·+JPcover·true</code></pre><p>There·are·also·the·following·new·functions·for·supporting·native·coverage:</p><ul><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#coverage_support/0"><code·class="inline">code:coverage_support/0</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage/2"><code·class="inline">code:get_coverage/2</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#reset_coverage/1"><code·class="inline">code:reset_coverage/1</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage_mode/0"><code·class="inline">code:get_coverage_mode/0</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage_mode/1"><code·class="inline">code:get_coverage_mode/1</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#set_coverage_mode/1"><code·class="inline">code:set_coverage_mode/1</code></a></li></ul><p>Own·Id:·OTP-18856·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7856"·title="">PR-7856</a></p></li><li><p><a·href="https://www.erlang.org/eeps/eep-0059">EEP-59·-·Documentation·Attributes</a>·has·been·implemented.</p><p>Documentation·attributes·can·be·used·to·document·functions,·types,·callbacks,·and·modules. |
| 233 | The·keyword·<code·class="inline">-moduledoc·"Documentation·here".</code>·is·used·to·document·modules,·while·<code·class="inline">-doc·"Documentation·here".</code>·can·be·used·on·top·of·functions,·types,·and·callbacks·to·document·them,·respectively.</p><ul><li><p>Types,·callbacks,·and·function·documentation·can·be·set·to·<code·class="inline">hidden</code>·either·via·<code·class="inline">-doc·false</code>·or·<code·class="inline">-doc·hidden</code>.·When·documentation·attributes·mark·a·type·as·hidden,·they·will·not·be·part·of·the·documentation.</p></li><li><p>The·documentation·from·<code·class="inline">moduledoc</code>·and·<code·class="inline">doc</code>·gets·added·by·default·to·the·binary·beam·file,·following·the·format·of·<a·href="https://www.erlang.org/eeps/eep-0048">EEP-48</a>.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_doc</code>·will·raise·a·warning·when | 233 | The·keyword·<code·class="inline">-moduledoc·"Documentation·here".</code>·is·used·to·document·modules,·while·<code·class="inline">-doc·"Documentation·here".</code>·can·be·used·on·top·of·functions,·types,·and·callbacks·to·document·them,·respectively.</p><ul><li><p>Types,·callbacks,·and·function·documentation·can·be·set·to·<code·class="inline">hidden</code>·either·via·<code·class="inline">-doc·false</code>·or·<code·class="inline">-doc·hidden</code>.·When·documentation·attributes·mark·a·type·as·hidden,·they·will·not·be·part·of·the·documentation.</p></li><li><p>The·documentation·from·<code·class="inline">moduledoc</code>·and·<code·class="inline">doc</code>·gets·added·by·default·to·the·binary·beam·file,·following·the·format·of·<a·href="https://www.erlang.org/eeps/eep-0048">EEP-48</a>.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_doc</code>·will·raise·a·warning·when |
| 234 | <code·class="inline">-doc</code>·attributes·are·missing·in·exported·functions,·types,·and·callbacks.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_spec_documented</code>·will·raise·a·warning·when | 234 | <code·class="inline">-doc</code>·attributes·are·missing·in·exported·functions,·types,·and·callbacks.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_spec_documented</code>·will·raise·a·warning·when |
| 235 | spec·attributes·are·missing·in·documented·functions,·types,·and·callbacks.</p></li><li><p><code·class="inline">moduledoc</code>s·and·<code·class="inline">doc</code>s·may·refer·to·external·files·to·be·embedded,·such·as·<code·class="inline">-doc·{file,·"README.md"}.</code>,·which·refers·to·the·file·<code·class="inline">README.md</code>·found·in·the·current·working·directory.</p></li><li><p>The·compiler·warns·about·exported·functions·whose·specs·refer·to·hidden·types.·Thus,·there·will·be·warnings·when·a·hidden·type·(meaning,·the·type·is·not·part·of·the·documentation)·gets·used·in·an·exported·function.</p></li></ul><p>Own·Id:·OTP-18916·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7936"·title="">PR-7936</a></p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>The·order·in·which·the·compiler·looks·up·options·has·changed.</p><p>When·there·is·a·conflict·in·the·compiler·options·given·in·the·<code·class="inline">-compile()</code>·attribute·and·options·given·to·the·compiler,·the·options·given·in·the·<code·class="inline">-compile()</code>·attribute·overrides·the·option·given·to·the·compiler,·which·in·turn·overrides·options·given·in·the·<code·class="inline">ERL_COMPILER_OPTIONS</code>·environment·variable.</p><p>Example:</p><p>If··<code·class="inline">some_module.erl</code>·has·the·following·attribute:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 235 | spec·attributes·are·missing·in·documented·functions,·types,·and·callbacks.</p></li><li><p><code·class="inline">moduledoc</code>s·and·<code·class="inline">doc</code>s·may·refer·to·external·files·to·be·embedded,·such·as·<code·class="inline">-doc·{file,·"README.md"}.</code>,·which·refers·to·the·file·<code·class="inline">README.md</code>·found·in·the·current·working·directory.</p></li><li><p>The·compiler·warns·about·exported·functions·whose·specs·refer·to·hidden·types.·Thus,·there·will·be·warnings·when·a·hidden·type·(meaning,·the·type·is·not·part·of·the·documentation)·gets·used·in·an·exported·function.</p></li></ul><p>Own·Id:·OTP-18916·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7936"·title="">PR-7936</a></p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>The·order·in·which·the·compiler·looks·up·options·has·changed.</p><p>When·there·is·a·conflict·in·the·compiler·options·given·in·the·<code·class="inline">-compile()</code>·attribute·and·options·given·to·the·compiler,·the·options·given·in·the·<code·class="inline">-compile()</code>·attribute·overrides·the·option·given·to·the·compiler,·which·in·turn·overrides·options·given·in·the·<code·class="inline">ERL_COMPILER_OPTIONS</code>·environment·variable.</p><p>Example:</p><p>If··<code·class="inline">some_module.erl</code>·has·the·following·attribute:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="4827161597-1">(</span><span·class="p"·data-group-id="4827161597-2">[</span><span·class="ss">nowarn_missing_spec</span><span·class="p"·data-group-id="4827161597-2">]</span><span·class="p"·data-group-id="4827161597-1">)</span><span·class="p">.</span></code><[·...·truncated·by·diffoscope;·len:·1215,·SHA:·15733e2302dc84e359b6a869e010d8c043fe53b2f770e180e41cd380f3d45eb3·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 236 | </span><span·class="nf">update</span><span·class="p"·data-group-id=" | 236 | </span><span·class="nf">update</span><span·class="p"·data-group-id="7603407640-3">(</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="7603407640-4">{</span><span·class="ss">a</span><span·class="o">=</span><span·class="ss">needs_update</span><span·class="p">,</span><span·class="ss">b</s[·...·truncated·by·diffoscope;·len:·195,·SHA:·a9c58df8d59b1d9d7bf275869c4a413f733ecffd0c35a1908958770b1b3e1225·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 237 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R0</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 237 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R0</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="7603407640-5">{</span><span·class="ss">a</span><span·class="o">=</span><span·class="ss">up_to_date</span><span·class="p"·data-group-id="7603407640-5">}</span><span·class="p">,</span><span·class="w"> |
| 238 | ····</span><span·class="k">if</span><span·class="w"> | 238 | ····</span><span·class="k">if</span><span·class="w"> |
| 239 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 239 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 240 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 240 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="7603407640-6">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="ss">negative</span><span·class="p"·data-group-id="7603407640-6">}</span><span·class="p">;</span><span·class="w"> |
| 241 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 241 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 242 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 242 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="7603407640-7">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="ss">zero</span><span·class="p"·data-group-id="7603407640-7">}</span><span·class="p">;</span><span·class="w"> |
| 243 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 243 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 244 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 244 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="7603407640-8">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="ss">positive</span><span·class="p"·data-group-id="7603407640-8">}</span><span·class="w"> |
| 245 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·record·updates·in·each·of·the·three·clauses·of·the·<code·class="inline">if</code>·can·safely·be·done·in-place,·because·variable·<code·class="inline">R</code>·is·not·used·again.</p><p>Own·Id:·OTP-18972·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8090"·title="">PR-8090</a></p></li><li><p>Improved·the·match·context·reuse·optimization·slightly,·allowing·match·contexts·to·be·passed·as-is·to·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#bit_size/1"><code·class="inline">bit_size/1</code></a>·and·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#byte_size/1"><code·class="inline">byte_size/1</code></a>.</p><p>Own·Id:·OTP-18987</p></li><li><p><a·href="../../../../lib/stdlib-6.2/doc/html/erl_lint.html"><code·class="inline">erl_lint</code></a>·(and·by·extension·the·<a·href="compile.html"><code·class="inline">compiler</code></a>)·will·now·warn·for·code·using·deprecated·callbacks.</p><p>The·only·callback·currenly·deprecated·is·<code·class="inline">format_status/2</code>·in·<a·href="../../../../lib/stdlib-6.2/doc/html/gen_server.html#c:format_status/2"><code·class="inline">gen_server</code></a>,·<a·href="../../../../lib/stdlib-6.2/doc/html/gen_event.html#c:format_status/2"><code·class="inline">gen_event</code></a>·and·<a·href="../../../../lib/stdlib-6.2/doc/html/gen_server.html#c:format_status/2"><code·class="inline">gen_statem</code></a>.</p><p>You·can·use·<code·class="inline">nowarn_deprecated_callback</code>·to·silence·the·warning.</p><p>Own·Id:·OTP-19010·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8205"·title="">PR-8205</a></p></li></ul><h2·id="compiler-8-4-3-2"·class="section-heading"> | 245 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·record·updates·in·each·of·the·three·clauses·of·the·<code·class="inline">if</code>·can·safely·be·done·in-place,·because·variable·<code·class="inline">R</code>·is·not·used·again.</p><p>Own·Id:·OTP-18972·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8090"·title="">PR-8090</a></p></li><li><p>Improved·the·match·context·reuse·optimization·slightly,·allowing·match·contexts·to·be·passed·as-is·to·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#bit_size/1"><code·class="inline">bit_size/1</code></a>·and·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#byte_size/1"><code·class="inline">byte_size/1</code></a>.</p><p>Own·Id:·OTP-18987</p></li><li><p><a·href="../../../../lib/stdlib-6.2/doc/html/erl_lint.html"><code·class="inline">erl_lint</code></a>·(and·by·extension·the·<a·href="compile.html"><code·class="inline">compiler</code></a>)·will·now·warn·for·code·using·deprecated·callbacks.</p><p>The·only·callback·currenly·deprecated·is·<code·class="inline">format_status/2</code>·in·<a·href="../../../../lib/stdlib-6.2/doc/html/gen_server.html#c:format_status/2"><code·class="inline">gen_server</code></a>,·<a·href="../../../../lib/stdlib-6.2/doc/html/gen_event.html#c:format_status/2"><code·class="inline">gen_event</code></a>·and·<a·href="../../../../lib/stdlib-6.2/doc/html/gen_server.html#c:format_status/2"><code·class="inline">gen_statem</code></a>.</p><p>You·can·use·<code·class="inline">nowarn_deprecated_callback</code>·to·silence·the·warning.</p><p>Own·Id:·OTP-19010·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8205"·title="">PR-8205</a></p></li></ul><h2·id="compiler-8-4-3-2"·class="section-heading"> |
| 246 | ··<a·href="#compiler-8-4-3-2"·class="hover-link"> | 246 | ··<a·href="#compiler-8-4-3-2"·class="hover-link"> |
| 247 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 247 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 248 | ··</a> | 248 | ··</a> |
| 249 | ··<span·class="text">Compiler·8.4.3.2</span> | 249 | ··<span·class="text">Compiler·8.4.3.2</span> |
| 250 | </h2> | 250 | </h2> |
| 251 | <h3·id="fixed-bugs-and-malfunctions-6"·class="section-heading"> | 251 | <h3·id="fixed-bugs-and-malfunctions-6"·class="section-heading"> |
| Offset 3170, 15 lines modified | Offset 3170, 15 lines modified | ||
| 3170 | ······<p·class="built-using"> | 3170 | ······<p·class="built-using"> |
| 3171 | ········Built·using | 3171 | ········Built·using |
| 3172 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3172 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3173 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3173 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3174 | ······</p> | 3174 | ······</p> |
| 3175 | <p>Copyright·©·1996-202 | 3175 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3176 | ····</footer> | 3176 | ····</footer> |
| 3177 | ··</div> | 3177 | ··</div> |
| 3178 | </main> | 3178 | </main> |
| 3179 | </div> | 3179 | </div> |
| 3180 | <script> | 3180 | <script> |
| 3181 | ··function·mermaidLoaded()·{ | 3181 | ··function·mermaidLoaded()·{ |
| 3182 | ····mermaid.initialize({ | 3182 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 138, 50 lines modified | Offset 138, 50 lines modified | ||
| 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 139 | ··</a> | 139 | ··</a> |
| 140 | ··<span·class="text">Syntax</span> | 140 | ··<span·class="text">Syntax</span> |
| 141 | </h2> | 141 | </h2> |
| 142 | <p>SSA·checks·are·embedded·in·the·source·code·as·comments·starting·with | 142 | <p>SSA·checks·are·embedded·in·the·source·code·as·comments·starting·with |
| 143 | with·one·of·<code·class="inline">%ssa%</code>,·<code·class="inline">%%ssa%</code>·or·<code·class="inline">%%%ssa%</code>.·This·is·a·short | 143 | with·one·of·<code·class="inline">%ssa%</code>,·<code·class="inline">%%ssa%</code>·or·<code·class="inline">%%%ssa%</code>.·This·is·a·short |
| 144 | introduction·the·syntax,·for·the·full·syntax·please·refer·to·the | 144 | introduction·the·syntax,·for·the·full·syntax·please·refer·to·the |
| 145 | <code·class="inline">ssa_check_when_clause</code>·production·in·<code·class="inline">erl_parse.yrl</code>.</p><p>SSA·checks·can·be·placed·inside·any·Erlang·function,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t0</span><span·class="p"·data-group-id=" | 145 | <code·class="inline">ssa_check_when_clause</code>·production·in·<code·class="inline">erl_parse.yrl</code>.</p><p>SSA·checks·can·be·placed·inside·any·Erlang·function,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t0</span><span·class="p"·data-group-id="1281390785-1">(</span><span·class="p"·data-group-id="1281390785-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 146 | </span><span·class="c1">%ssa%·()·when·post_ssa_opt·-></span><span·class="w"> | 146 | </span><span·class="c1">%ssa%·()·when·post_ssa_opt·-></span><span·class="w"> |
| 147 | </span><span·class="c1">%ssa%···ret(#{}).</span><span·class="w"> | 147 | </span><span·class="c1">%ssa%···ret(#{}).</span><span·class="w"> |
| 148 | ··</span><span·class="p"·data-group-id=" | 148 | ··</span><span·class="p"·data-group-id="1281390785-2">#{</span><span·class="p"·data-group-id="1281390785-2">}</span><span·class="p">.</span></code></pre><p>will·check·that·<code·class="inline">t0/0</code>·returns·the·literal·<code·class="inline">#{}</code>.·If·we·want·to·check |
| 149 | that·a·function·returns·its·first·formal·parameter,·we·can·write:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t1</span><span·class="p"·data-group-id=" | 149 | that·a·function·returns·its·first·formal·parameter,·we·can·write:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t1</span><span·class="p"·data-group-id="2730940067-1">(</span><span·class="n">A</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">B</span><span·class="p"·data-group-id="2730940067-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 150 | </span><span·class="c1">%ssa%·(X,·_)·when·post_ssa_opt·-></span><span·class="w"> | 150 | </span><span·class="c1">%ssa%·(X,·_)·when·post_ssa_opt·-></span><span·class="w"> |
| 151 | </span><span·class="c1">%ssa%···ret(X).</span><span·class="w"> | 151 | </span><span·class="c1">%ssa%···ret(X).</span><span·class="w"> |
| 152 | ··</span><span·class="n">A</span><span·class="p">.</span></code></pre><p>Note·how·we·match·the·first·formal·parameter·using·<code·class="inline">X</code>.·The·reason·for | 152 | ··</span><span·class="n">A</span><span·class="p">.</span></code></pre><p>Note·how·we·match·the·first·formal·parameter·using·<code·class="inline">X</code>.·The·reason·for |
| 153 | having·our·own·formal·parameters·for·the·SSA·check,·is·that·we·don't | 153 | having·our·own·formal·parameters·for·the·SSA·check,·is·that·we·don't |
| 154 | want·to·introduce·new·identifiers·at·the·Erlang·level·to·support | 154 | want·to·introduce·new·identifiers·at·the·Erlang·level·to·support |
| 155 | SSA-level·checks.·Consider·if·<code·class="inline">t1/2</code>·had·been·defined·as·<code·class="inline">t1([A|As],·B)</code>·we·would·have·had·to·introduce·a·new·identifier·for·the·aggregate | 155 | SSA-level·checks.·Consider·if·<code·class="inline">t1/2</code>·had·been·defined·as·<code·class="inline">t1([A|As],·B)</code>·we·would·have·had·to·introduce·a·new·identifier·for·the·aggregate |
| 156 | value·<code·class="inline">[A|As]</code>.</p><p>The·full·syntax·for·a·SSA·check·clause·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="ss">expected</span><span·class="o">-</span><span·class="ss">result</span><span·class="o">></span><span·class="o">?</span><span·class="w">·</span><span·class="p"·data-group-id=" | 156 | value·<code·class="inline">[A|As]</code>.</p><p>The·full·syntax·for·a·SSA·check·clause·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="ss">expected</span><span·class="o">-</span><span·class="ss">result</span><span·class="o">></span><span·class="o">?</span><span·class="w">·</span><span·class="p"·data-group-id="4490433118-1">(</span><span·class="o"><</span><span·class="ss">formals</span><span·class="o">></span><span·class="p"·data-group-id="4490433118-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">pipeline</span><span·class="o">-</span><span·class="ss">location</span><span·class="o">></span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="o"><</span><span·class="ss">checks</span><span·class="o">></span><span·class="w">·</span><span·class="ss">'.'</span></code></pre><p>where·<code·class="inline"><expected-result></code>·can·be·one·of·<code·class="inline">pass</code>·(the·check·must |
| 157 | succeed),·<code·class="inline">fail</code>·and·<code·class="inline">xfail</code>·(the·check·must·fail).·Omitting | 157 | succeed),·<code·class="inline">fail</code>·and·<code·class="inline">xfail</code>·(the·check·must·fail).·Omitting |
| 158 | <code·class="inline"><expected-result></code>·is·parsed·as·an·implicit·<code·class="inline">pass</code>.</p><p><code·class="inline"><formals></code>·is·a·comma-separated·list·of·variables.</p><p><code·class="inline"><pipeline-location></code>·specifies·when·in·the·compiler·pipeline·to·run | 158 | <code·class="inline"><expected-result></code>·is·parsed·as·an·implicit·<code·class="inline">pass</code>.</p><p><code·class="inline"><formals></code>·is·a·comma-separated·list·of·variables.</p><p><code·class="inline"><pipeline-location></code>·specifies·when·in·the·compiler·pipeline·to·run |
| 159 | the·checks.·For·now·the·only·supported·value·for·<code·class="inline"><pipeline-location></code> | 159 | the·checks.·For·now·the·only·supported·value·for·<code·class="inline"><pipeline-location></code> |
| 160 | is·<code·class="inline">post_ssa_opt</code>·which·runs·the·checks·after·the·<code·class="inline">ssa_opt</code>·pass.</p><p><code·class="inline"><checks></code>·is·a·comma-separated·list·of·matches·against·the·BEAM·SSA | 160 | is·<code·class="inline">post_ssa_opt</code>·which·runs·the·checks·after·the·<code·class="inline">ssa_opt</code>·pass.</p><p><code·class="inline"><checks></code>·is·a·comma-separated·list·of·matches·against·the·BEAM·SSA |
| 161 | code.·For·non-flow-control·operations·the·syntax·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="ss">variable</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">operation</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id=" | 161 | code.·For·non-flow-control·operations·the·syntax·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="ss">variable</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">operation</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="0770194705-1">(</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">arguments</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="0770194705-1">)</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">annotation</span><span·class="o">></span><span·class="o">?</span></code></pre><p>where·<code·class="inline"><operation></code>·is·the·<code·class="inline">#b_set.op</code>·field·from·the·internal·SSA |
| 162 | representation.·BIFs·are·written·as·<code·class="inline">bif:<atom></code>.</p><p><code·class="inline"><arguments></code>·is·a·comma-separated·list·of·variables·or·literals.</p><p>For·flow·control·operations·and·labels,·the·syntax·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">br</span><span·class="p"·data-group-id=" | 162 | representation.·BIFs·are·written·as·<code·class="inline">bif:<atom></code>.</p><p><code·class="inline"><arguments></code>·is·a·comma-separated·list·of·variables·or·literals.</p><p>For·flow·control·operations·and·labels,·the·syntax·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">br</span><span·class="p"·data-group-id="4416602497-1">(</span><span·class="o"><</span><span·class="ss">bool</span><span·class="o">></span><span·class="p">,</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">true</span><span·class="o">-</span><span·class="ss">label</s[·...·truncated·by·diffoscope;·len:·256,·SHA:·41d88a6ea824560c58ce6c443fb10ac06ceefad9fec7ba2f4c1727fe0edaf928·...·]-1">)</span><span·class="w"> |
| 163 | </span><span·class="nf">switch</span><span·class="p"·data-group-id=" | 163 | </span><span·class="nf">switch</span><span·class="p"·data-group-id="4416602497-2">(</span><span·class="o"><</span><span·class="ss">value</span><span·class="o">></span><span·class="p">,</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">fail</span><span·class="o">-</span><span·class="ss">label</[·...·truncated·by·diffoscope;·len:·619,·SHA:·285823c271f6723507856a26253e4f09ff507d2865a89b05bf8fd513f249e24b·...·]-2">)</span><span·class="w"> |
| 164 | </span><span·class="nf">ret</span><span·class="p"·data-group-id=" | 164 | </span><span·class="nf">ret</span><span·class="p"·data-group-id="4416602497-5">(</span><span·class="o"><</span><span·class="ss">value</span><span·class="o">></span><span·class="p"·data-group-id="4416602497-5">)</span><span·class="w"> |
| 165 | </span><span·class="ss">label</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">value</span><span·class="o">></span></code></pre><p>where·<code·class="inline"><value></code>·is·a·literal·or·a·variable.</p><p>A·check·can·also·include·an·assertion·on·operation·annotations.·The | 165 | </span><span·class="ss">label</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">value</span><span·class="o">></span></code></pre><p>where·<code·class="inline"><value></code>·is·a·literal·or·a·variable.</p><p>A·check·can·also·include·an·assertion·on·operation·annotations.·The |
| 166 | assertion·is·written·as·a·map-like·pattern·following·the·argument | 166 | assertion·is·written·as·a·map-like·pattern·following·the·argument |
| 167 | list,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t0</span><span·class="p"·data-group-id=" | 167 | list,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t0</span><span·class="p"·data-group-id="1553379016-1">(</span><span·class="p"·data-group-id="1553379016-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | </span><span·class="c1">%ssa%·()·when·post_ssa_opt·-></span><span·class="w"> | 168 | </span><span·class="c1">%ssa%·()·when·post_ssa_opt·-></span><span·class="w"> |
| 169 | </span><span·class="c1">%ssa%·_·=·call(fun·return_int/0)·{·result_type·=>·{t_integer,{17,17}},</span><span·class="w"> | 169 | </span><span·class="c1">%ssa%·_·=·call(fun·return_int/0)·{·result_type·=>·{t_integer,{17,17}},</span><span·class="w"> |
| 170 | </span><span·class="c1">%ssa%······························location·=>·{_,32}·},</span><span·class="w"> | 170 | </span><span·class="c1">%ssa%······························location·=>·{_,32}·},</span><span·class="w"> |
| 171 | </span><span·class="c1">%ssa%·_·=·call(fun·return_tuple/0)·{</span><span·class="w"> | 171 | </span><span·class="c1">%ssa%·_·=·call(fun·return_tuple/0)·{</span><span·class="w"> |
| 172 | </span><span·class="c1">%ssa%····result_type·=>·{t_tuple,2,true,#{1·=>·{t_integer,{1,1}},</span><span·class="w"> | 172 | </span><span·class="c1">%ssa%····result_type·=>·{t_tuple,2,true,#{1·=>·{t_integer,{1,1}},</span><span·class="w"> |
| 173 | </span><span·class="c1">%ssa%·····································2·=>·{t_integer,{2,2}}}}</span><span·class="w"> | 173 | </span><span·class="c1">%ssa%·····································2·=>·{t_integer,{2,2}}}}</span><span·class="w"> |
| 174 | </span><span·class="c1">%ssa%·}.</span><span·class="w"> | 174 | </span><span·class="c1">%ssa%·}.</span><span·class="w"> |
| 175 | ····</span><span·class="n">X</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">return_int</span><span·class="p"·data-group-id=" | 175 | ····</span><span·class="n">X</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">return_int</span><span·class="p"·data-group-id="1553379016-2">(</span><span·class="p"·data-group-id="1553379016-2">)</span><span·class="p">,</span><span·class="w"> |
| 176 | ····</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">return_tuple</span><span·class="p"·data-group-id=" | 176 | ····</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">return_tuple</span><span·class="p"·data-group-id="1553379016-3">(</span><span·class="p"·data-group-id="1553379016-3">)</span><span·class="p">,</span><span·class="w"> |
| 177 | ····</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="p"·data-group-id="1553379016-4">{</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="1553379016-4">}</span><span·class="p">.</span></code></pre><h2·id="semantics"·class="section-heading"> |
| 178 | ··<a·href="#semantics"·class="hover-link"> | 178 | ··<a·href="#semantics"·class="hover-link"> |
| 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 180 | ··</a> | 180 | ··</a> |
| 181 | ··<span·class="text">Semantics</span> | 181 | ··<span·class="text">Semantics</span> |
| 182 | </h2> | 182 | </h2> |
| 183 | <p>When·an·SSA·assertion·is·matched·against·the·BEAM·SSA·for·a·function, | 183 | <p>When·an·SSA·assertion·is·matched·against·the·BEAM·SSA·for·a·function, |
| 184 | patterns·are·applied·sequentially.·If·the·current·pattern·doesn't | 184 | patterns·are·applied·sequentially.·If·the·current·pattern·doesn't |
| Offset 246, 15 lines modified | Offset 246, 15 lines modified | ||
| 246 | ······<p·class="built-using"> | 246 | ······<p·class="built-using"> |
| 247 | ········Built·using | 247 | ········Built·using |
| 248 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 248 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 249 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 249 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 250 | ······</p> | 250 | ······</p> |
| 251 | <p>Copyright·©·1996-202 | 251 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 252 | ····</footer> | 252 | ····</footer> |
| 253 | ··</div> | 253 | ··</div> |
| 254 | </main> | 254 | </main> |
| 255 | </div> | 255 | </div> |
| 256 | <script> | 256 | <script> |
| 257 | ··function·mermaidLoaded()·{ | 257 | ··function·mermaidLoaded()·{ |
| 258 | ····mermaid.initialize({ | 258 | ····mermaid.initialize({ |
| Offset 143, 15 lines modified | Offset 143, 15 lines modified | ||
| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 315, 15 lines modified | Offset 315, 15 lines modified | ||
| 315 | ······<p·class="built-using"> | 315 | ······<p·class="built-using"> |
| 316 | ········Built·using | 316 | ········Built·using |
| 317 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 317 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 318 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 318 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 319 | ······</p> | 319 | ······</p> |
| 320 | <p>Copyright·©·1996-202 | 320 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 321 | ····</footer> | 321 | ····</footer> |
| 322 | ··</div> | 322 | ··</div> |
| 323 | </main> | 323 | </main> |
| 324 | </div> | 324 | </div> |
| 325 | <script> | 325 | <script> |
| 326 | ··function·mermaidLoaded()·{ | 326 | ··function·mermaidLoaded()·{ |
| 327 | ····mermaid.initialize({ | 327 | ····mermaid.initialize({ |
| Offset 181, 15 lines modified | Offset 181, 15 lines modified | ||
| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:20:50,·uncompressed·size·20,·method=store |
| Offset 591, 15 lines modified | Offset 591, 15 lines modified | ||
| 591 | ····<div·class="summary-row"> | 591 | ····<div·class="summary-row"> |
| 592 | ······<div·class="summary-signature"> | 592 | ······<div·class="summary-signature"> |
| 593 | ········<a·href="#t:rsa_params/0"·data-no-tooltip·translate="no">rsa_params()</a> | 593 | ········<a·href="#t:rsa_params/0"·data-no-tooltip·translate="no">rsa_params()</a> |
| 594 | ······</div> | 594 | ······</div> |
| 595 | ········<div·class="summary-synopsis"><pre><code·class="text">rsa_public()·=·[E,·N]</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rsa_private</span><span·class="p"·data-group-id=" | 595 | ········<div·class="summary-synopsis"><pre><code·class="text">rsa_public()·=·[E,·N]</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rsa_private</span><span·class="p"·data-group-id="2116417329-1">(</span><span·class="p"·data-group-id="2116417329-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2116417329-2">[</span><span·class="n">E</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·862,·SHA:·790fa96c5c63f73ddb3f3099bc0b888d5bc073877607d58a8dcdafc17f585565·...·]9-3">]</span></code></pre><p>Where·E·is·the·public·exponent,·N·is·public·modulus·and·D·is·the·private |
| 596 | exponent.·The·longer·key·format·contains·redundant·information·that·will·make | 596 | exponent.·The·longer·key·format·contains·redundant·information·that·will·make |
| 597 | the·calculation·faster.·P1·and·P2·are·first·and·second·prime·factors.·E1·and·E2 | 597 | the·calculation·faster.·P1·and·P2·are·first·and·second·prime·factors.·E1·and·E2 |
| 598 | are·first·and·second·exponents.·C·is·the·CRT·coefficient.·The·terminology·is | 598 | are·first·and·second·exponents.·C·is·the·CRT·coefficient.·The·terminology·is |
| 599 | taken·from·<a·href="http://www.ietf.org/rfc/rfc3447.txt">RFC·3447</a>.</p></div> | 599 | taken·from·<a·href="http://www.ietf.org/rfc/rfc3447.txt">RFC·3447</a>.</p></div> |
| 600 | ····</div> | 600 | ····</div> |
| Offset 3033, 15 lines modified | Offset 3033, 15 lines modified | ||
| 3033 | ······<div·class="specs"> | 3033 | ······<div·class="specs"> |
| 3034 | ··········<pre·translate="no"><span·class="attribute">-type</span>·rsa_params()·::·{ModulusSizeInBits·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>(),·PublicExponent·::·<a·href="#t:key_integer/0">key_integer</a>()}.</pre> | 3034 | ··········<pre·translate="no"><span·class="attribute">-type</span>·rsa_params()·::·{ModulusSizeInBits·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>(),·PublicExponent·::·<a·href="#t:key_integer/0">key_integer</a>()}.</pre> |
| 3035 | ······</div> | 3035 | ······</div> |
| 3036 | <pre><code·class="text">rsa_public()·=·[E,·N]</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rsa_private</span><span·class="p"·data-group-id=" | 3036 | <pre><code·class="text">rsa_public()·=·[E,·N]</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rsa_private</span><span·class="p"·data-group-id="2116417329-1">(</span><span·class="p"·data-group-id="2116417329-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2116417329-2">[</span><span·class="n">E</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·862,·SHA:·790fa96c5c63f73ddb3f3099bc0b888d5bc073877607d58a8dcdafc17f585565·...·]9-3">]</span></code></pre><p>Where·E·is·the·public·exponent,·N·is·public·modulus·and·D·is·the·private |
| 3037 | exponent.·The·longer·key·format·contains·redundant·information·that·will·make | 3037 | exponent.·The·longer·key·format·contains·redundant·information·that·will·make |
| 3038 | the·calculation·faster.·P1·and·P2·are·first·and·second·prime·factors.·E1·and·E2 | 3038 | the·calculation·faster.·P1·and·P2·are·first·and·second·prime·factors.·E1·and·E2 |
| 3039 | are·first·and·second·exponents.·C·is·the·CRT·coefficient.·The·terminology·is | 3039 | are·first·and·second·exponents.·C·is·the·CRT·coefficient.·The·terminology·is |
| 3040 | taken·from·<a·href="http://www.ietf.org/rfc/rfc3447.txt">RFC·3447</a>.</p> | 3040 | taken·from·<a·href="http://www.ietf.org/rfc/rfc3447.txt">RFC·3447</a>.</p> |
| 3041 | ··</section> | 3041 | ··</section> |
| 3042 | </section> | 3042 | </section> |
| 3043 | <section·class="detail"·id="t:rsa_private/0"> | 3043 | <section·class="detail"·id="t:rsa_private/0"> |
| Offset 5316, 17 lines modified | Offset 5316, 17 lines modified | ||
| 5316 | ······</div> | 5316 | ······</div> |
| 5317 | <p>Create·a·state·object·for·<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html">random·number·generation</a>,·in·order·to | 5317 | <p>Create·a·state·object·for·<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html">random·number·generation</a>,·in·order·to |
| 5318 | generate·cryptographically·strong·random·numbers·(based·on·OpenSSL's | 5318 | generate·cryptographically·strong·random·numbers·(based·on·OpenSSL's |
| 5319 | <code·class="inline">BN_rand_range</code>).</p><p>Saves·the·state·in·the·process·dictionary·before·returning·it·as | 5319 | <code·class="inline">BN_rand_range</code>).</p><p>Saves·the·state·in·the·process·dictionary·before·returning·it·as |
| 5320 | well.·See·also·<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html#seed/1"><code·class="inline">rand:seed/1</code></a>·and·<a·href="#rand_seed_s/0"><code·class="inline">rand_seed_s/0</code></a>.</p><p>When·using·the·state·object·from·this·function·the·<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html"><code·class="inline">rand</code></a>·functions·using·it | 5320 | well.·See·also·<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html#seed/1"><code·class="inline">rand:seed/1</code></a>·and·<a·href="#rand_seed_s/0"><code·class="inline">rand_seed_s/0</code></a>.</p><p>When·using·the·state·object·from·this·function·the·<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html"><code·class="inline">rand</code></a>·functions·using·it |
| 5321 | may·raise·exception·<code·class="inline">error:low_entropy</code>·in·case·the·random·generator·failed·due | 5321 | may·raise·exception·<code·class="inline">error:low_entropy</code>·in·case·the·random·generator·failed·due |
| 5322 | to·lack·of·secure·"randomness".</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed</span><span·class="p"·data-group-id=" | 5322 | to·lack·of·secure·"randomness".</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed</span><span·class="p"·data-group-id="7320117539-1">(</span><span·class="p"·data-group-id="7320117539-1">)</span><span·class="p">,</span><span·class="w"> |
| 5323 | </span><span·class="p">_</span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5323 | </span><span·class="p">_</span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="7320117539-2">(</span><span·class="mi">42</span><span·class="p"·data-group-id="7320117539-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·[1;·42]</span><span·class="w"> |
| 5324 | </span><span·class="p">_</span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5324 | </span><span·class="p">_</span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="7320117539-3">(</span><span·class="p"·data-group-id="7320117539-3">)</span><span·class="p">.</span><span·class="w">·····</span><span·class="c1">%·[0.0;·1.0[</span></code></pre> |
| 5325 | ··</section> | 5325 | ··</section> |
| 5326 | </section> | 5326 | </section> |
| 5327 | <section·class="detail"·id="rand_seed/1"> | 5327 | <section·class="detail"·id="rand_seed/1"> |
| 5328 | ··<div·class="detail-header"> | 5328 | ··<div·class="detail-header"> |
| 5329 | ····<a·href="#rand_seed/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 5329 | ····<a·href="#rand_seed/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 5330 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 5330 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 5380, 17 lines modified | Offset 5380, 17 lines modified | ||
| 5380 | ······</div> | 5380 | ······</div> |
| 5381 | <p>Create·a·state·object·for·<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html">random·number·generation</a>,·in·order·to | 5381 | <p>Create·a·state·object·for·<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html">random·number·generation</a>,·in·order·to |
| 5382 | generate·cryptographically·strong·random·numbers.</p><p>Saves·the·state·in·the·process·dictionary·before·returning·it·as·well.·See·also | 5382 | generate·cryptographically·strong·random·numbers.</p><p>Saves·the·state·in·the·process·dictionary·before·returning·it·as·well.·See·also |
| 5383 | <a·href="../../../../lib/stdlib-6.2/doc/html/rand.html#seed/1"><code·class="inline">rand:seed/1</code></a>·and·<a·href="#rand_seed_alg_s/1"><code·class="inline">rand_seed_alg_s/1</code></a>.</p><p>When·using·the·state·object·from·this·function·the·<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html"><code·class="inline">rand</code></a>·functions·using·it | 5383 | <a·href="../../../../lib/stdlib-6.2/doc/html/rand.html#seed/1"><code·class="inline">rand:seed/1</code></a>·and·<a·href="#rand_seed_alg_s/1"><code·class="inline">rand_seed_alg_s/1</code></a>.</p><p>When·using·the·state·object·from·this·function·the·<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html"><code·class="inline">rand</code></a>·functions·using·it |
| 5384 | may·raise·exception·<code·class="inline">error:low_entropy</code>·in·case·the·random·generator·failed·due | 5384 | may·raise·exception·<code·class="inline">error:low_entropy</code>·in·case·the·random·generator·failed·due |
| 5385 | to·lack·of·secure·"randomness".</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed_alg</span><span·class="p"·data-group-id=" | 5385 | to·lack·of·secure·"randomness".</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed_alg</span><span·class="p"·data-group-id="7793918942-1">(</span><span·class="ss">crypto_cache</span><span·class="p"·data-group-id="7793918942-1">)</span><span·class="p">,</span><span·class="w"> |
| 5386 | </span><span·class="p">_</span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5386 | </span><span·class="p">_</span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="7793918942-2">(</span><span·class="mi">42</span><span·class="p"·data-group-id="7793918942-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·[1;·42]</span><span·class="w"> |
| 5387 | </span><span·class="p">_</span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5387 | </span><span·class="p">_</span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="7793918942-3">(</span><span·class="p"·data-group-id="7793918942-3">)</span><span·class="p">.</span><span·class="w">·····</span><span·class="c1">%·[0.0;·1.0[</span></code></pre> |
| 5388 | ··</section> | 5388 | ··</section> |
| 5389 | </section> | 5389 | </section> |
| 5390 | <section·class="detail"·id="rand_seed_alg/2"> | 5390 | <section·class="detail"·id="rand_seed_alg/2"> |
| 5391 | ··<div·class="detail-header"> | 5391 | ··<div·class="detail-header"> |
| 5392 | ····<a·href="#rand_seed_alg/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 5392 | ····<a·href="#rand_seed_alg/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 5393 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 5393 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 5412, 20 lines modified | Offset 5412, 20 lines modified | ||
| 5412 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·rand_seed_alg(Alg·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>(),·Seed·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>())·->·{<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html#t:alg_handler/0">rand:alg_handler</a>(),·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>()·|·<a·href="#t:rand_cache_seed/0">rand_cache_seed</a>()}.</pre> | 5412 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·rand_seed_alg(Alg·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>(),·Seed·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>())·->·{<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html#t:alg_handler/0">rand:alg_handler</a>(),·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>()·|·<a·href="#t:rand_cache_seed/0">rand_cache_seed</a>()}.</pre> |
| 5413 | ······</div> | 5413 | ······</div> |
| 5414 | <p>Creates·a·state·object·for·<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html">random·number·generation</a>,·in·order·to | 5414 | <p>Creates·a·state·object·for·<a·href="../../../../lib/stdlib-6.2/doc/html/rand.html">random·number·generation</a>,·in·order·to |
| 5415 | generate·cryptographically·unpredictable·random·numbers.</p><p>Saves·the·state·in·the·process·dictionary·before·returning·it·as·well.·See·also | 5415 | generate·cryptographically·unpredictable·random·numbers.</p><p>Saves·the·state·in·the·process·dictionary·before·returning·it·as·well.·See·also |
| 5416 | <a·href="#rand_seed_alg_s/2"><code·class="inline">rand_seed_alg_s/2</code></a>.</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed_alg</span><span·class="p"·data-group-id=" | 5416 | <a·href="#rand_seed_alg_s/2"><code·class="inline">rand_seed_alg_s/2</code></a>.</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed_alg</span><span·class="p"·data-group-id="8203663048-1">(</span><span·class="ss">crypto_aes</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my·seed"</span><span·class="p"·data-group-id="8203663048-1">)</span><span·class="p">,</span><span·class="w"> |
| 5417 | </span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5417 | </span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="8203663048-2">(</span><span·class="mi">42</span><span·class="p"·data-group-id="8203663048-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·[1;·42]</span><span·class="w"> |
| 5418 | </span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5418 | </span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="8203663048-3">(</span><span·class="p"·data-group-id="8203663048-3">)</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%·[0.0;·1.0[</span><span·class="w"> |
| 5419 | </span><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed_alg</span><span·class="p"·data-group-id=" | 5419 | </span><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed_alg</span><span·class="p"·data-group-id="8203663048-4">(</span><span·class="ss">crypto_aes</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my·seed"</span><span·class="p"·data-group-id="8203663048-4">)</span><span·class="p">,</span><span·class="w"> |
| 5420 | </span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5420 | </span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="8203663048-5">(</span><span·class="mi">42</span><span·class="p"·data-group-id="8203663048-5">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Same·values</span><span·class="w"> |
| 5421 | </span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5421 | </span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="8203663048-6">(</span><span·class="p"·data-group-id="8203663048-6">)</span><span·class="p">.</span><span·class="w">·····</span><span·class="c1">%·again</span></code></pre> |
| 5422 | ··</section> | 5422 | ··</section> |
| 5423 | </section> | 5423 | </section> |
| 5424 | <section·class="detail"·id="rand_seed_alg_s/1"> | 5424 | <section·class="detail"·id="rand_seed_alg_s/1"> |
| 5425 | ··<div·class="detail-header"> | 5425 | ··<div·class="detail-header"> |
| 5426 | ····<a·href="#rand_seed_alg_s/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 5426 | ····<a·href="#rand_seed_alg_s/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 5427 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 5427 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 5886, 20 lines modified | Offset 5886, 20 lines modified | ||
| 5886 | ················cryptolib_version_compiled·=>·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()·|·undefined, | 5886 | ················cryptolib_version_compiled·=>·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()·|·undefined, |
| 5887 | ················cryptolib_version_linked·:=·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), | 5887 | ················cryptolib_version_linked·:=·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), |
| 5888 | ················link_type·:=·dynamic·|·static, | 5888 | ················link_type·:=·dynamic·|·static, |
| 5889 | ················otp_crypto_version·:=·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()}.</pre> | 5889 | ················otp_crypto_version·:=·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()}.</pre> |
| 5890 | ······</div> | 5890 | ······</div> |
| 5891 | <p>Get·information·about·crypto·and·the·OpenSSL·backend.</p><p>Returns·a·map·with·information·about·the·compilation·and·linking·of·crypto.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id=" | 5891 | <p>Get·information·about·crypto·and·the·OpenSSL·backend.</p><p>Returns·a·map·with·information·about·the·compilation·and·linking·of·crypto.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id="1045195283-1">(</span><span·class="p"·data-group-id="1045195283-1">)</span><span·class="p">.</span><span·class="w"> |
| 5892 | </span><span·class="p"·data-group-id=" | 5892 | </span><span·class="p"·data-group-id="1045195283-2">#{</span><span·class="ss">compile_type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w"> |
| 5893 | ··</span><span·class="ss">cryptolib_version_compiled</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"OpenSSL·3.0.0·7·sep·2021"</span><span·class="p">,</span><span·class="w"> | 5893 | ··</span><span·class="ss">cryptolib_version_compiled</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"OpenSSL·3.0.0·7·sep·2021"</span><span·class="p">,</span><span·class="w"> |
| 5894 | ··</span><span·class="ss">cryptolib_version_linked</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"OpenSSL·3.0.0·7·sep·2021"</span><span·class="p">,</span><span·class="w"> | 5894 | ··</span><span·class="ss">cryptolib_version_linked</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"OpenSSL·3.0.0·7·sep·2021"</span><span·class="p">,</span><span·class="w"> |
| 5895 | ··</span><span·class="ss">link_type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">dynamic</span><span·class="p">,</span><span·class="w"> | 5895 | ··</span><span·class="ss">link_type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">dynamic</span><span·class="p">,</span><span·class="w"> |
| 5896 | ··</span><span·class="ss">otp_crypto_version</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"5.0.2"</span><span·class="p"·data-group-id=" | 5896 | ··</span><span·class="ss">otp_crypto_version</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"5.0.2"</span><span·class="p"·data-group-id="1045195283-2">}</span><span·class="w"> |
| 5897 | </span><span·class="mi">2</span><span·class="o">></span></code></pre><p>More·association·types·than·documented·may·be·present·in·the·map.</p> | 5897 | </span><span·class="mi">2</span><span·class="o">></span></code></pre><p>More·association·types·than·documented·may·be·present·in·the·map.</p> |
| 5898 | ··</section> | 5898 | ··</section> |
| 5899 | </section> | 5899 | </section> |
| 5900 | <section·class="detail"·id="info_fips/0"> | 5900 | <section·class="detail"·id="info_fips/0"> |
| 5901 | ··<div·class="detail-header"> | 5901 | ··<div·class="detail-header"> |
| 5902 | ····<a·href="#info_fips/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 5902 | ····<a·href="#info_fips/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 5954, 16 lines modified | Offset 5954, 16 lines modified | ||
| 5954 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·info_lib()·->·[{Name,·VerNum,·VerStr}] | 5954 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·info_lib()·->·[{Name,·VerNum,·VerStr}] |
| 5955 | ··················when·Name·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>(),·VerNum·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>(),·VerStr·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>().</pre> | 5955 | ··················when·Name·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>(),·VerNum·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>(),·VerStr·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>().</pre> |
| 5956 | ······</div> | 5956 | ······</div> |
| 5957 | <p>Get·the·name·and·version·of·the·libraries·used·by·crypto.</p><p><code·class="inline">Name</code>·is·the·name·of·the·library.·<code·class="inline">VerNum</code>·is·the·numeric·version·according·to | 5957 | <p>Get·the·name·and·version·of·the·libraries·used·by·crypto.</p><p><code·class="inline">Name</code>·is·the·name·of·the·library.·<code·class="inline">VerNum</code>·is·the·numeric·version·according·to |
| 5958 | the·library's·own·versioning·scheme.·<code·class="inline">VerStr</code>·contains·a·text·variant·of·the | 5958 | the·library's·own·versioning·scheme.·<code·class="inline">VerStr</code>·contains·a·text·variant·of·the |
| 5959 | version.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">info_lib</span><span·class="p"·data-group-id=" | 5959 | version.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">info_lib</span><span·class="p"·data-group-id="9291443278-1">(</span><span·class="p"·data-group-id="9291443278-1">)</span><span·class="p">.</span><span·class="w"> |
| 5960 | </span><span·class="p"·data-group-id=" | 5960 | </span><span·class="p"·data-group-id="9291443278-2">[</span><span·class="p"·data-group-id="9291443278-3">{</span><span·class="p"·data-group-id="9291443278-4"><<</span><span·class="s">"OpenSSL"</span><span·class="p"·data-group-id="9291443278-4">>></span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·366,·SHA:·7c790c8426c0ff50277333ac55e4712db8f1c3a4b919b97f7216a428745fd65e·...·]8-2">]</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>From·OTP·R16·the·<em>numeric·version</em>·represents·the·version·of·the·OpenSSL |
| 5961 | <em>header·files</em>·(<code·class="inline">openssl/opensslv.h</code>)·used·when·crypto·was·compiled.·The·text | 5961 | <em>header·files</em>·(<code·class="inline">openssl/opensslv.h</code>)·used·when·crypto·was·compiled.·The·text |
| 5962 | variant·represents·the·libcrypto·library·used·at·runtime.·In·earlier·OTP | 5962 | variant·represents·the·libcrypto·library·used·at·runtime.·In·earlier·OTP |
| 5963 | versions·both·numeric·and·text·was·taken·from·the·library.</p></section> | 5963 | versions·both·numeric·and·text·was·taken·from·the·library.</p></section> |
| 5964 | ··</section> | 5964 | ··</section> |
| 5965 | </section> | 5965 | </section> |
| 5966 | <section·class="detail"·id="mod_pow/3"> | 5966 | <section·class="detail"·id="mod_pow/3"> |
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| 221 | ······<p·class="built-using"> | 221 | ······<p·class="built-using"> |
| 222 | ········Built·using | 222 | ········Built·using |
| 223 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 223 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 224 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 224 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 225 | ······</p> | 225 | ······</p> |
| 226 | <p>Copyright·©·1996-202 | 226 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 227 | ····</footer> | 227 | ····</footer> |
| 228 | ··</div> | 228 | ··</div> |
| 229 | </main> | 229 | </main> |
| 230 | </div> | 230 | </div> |
| 231 | <script> | 231 | <script> |
| 232 | ··function·mermaidLoaded()·{ | 232 | ··function·mermaidLoaded()·{ |
| 233 | ····mermaid.initialize({ | 233 | ····mermaid.initialize({ |
| Offset 157, 50 lines modified | Offset 157, 50 lines modified | ||
| 157 | <h3·id="sign-with-an-engine-stored-private-key"·class="section-heading"> | 157 | <h3·id="sign-with-an-engine-stored-private-key"·class="section-heading"> |
| 158 | ··<a·href="#sign-with-an-engine-stored-private-key"·class="hover-link"> | 158 | ··<a·href="#sign-with-an-engine-stored-private-key"·class="hover-link"> |
| 159 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 159 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 160 | ··</a> | 160 | ··</a> |
| 161 | ··<span·class="text">Sign·with·an·engine·stored·private·key</span> | 161 | ··<span·class="text">Sign·with·an·engine·stored·private·key</span> |
| 162 | </h3> | 162 | </h3> |
| 163 | <p>This·example·shows·how·to·construct·a·key·reference·that·is·used·in·a·sign | 163 | <p>This·example·shows·how·to·construct·a·key·reference·that·is·used·in·a·sign |
| 164 | operation.·The·actual·key·is·stored·in·the·engine·that·is·loaded·at·prompt·1.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id=" | 164 | operation.·The·actual·key·is·stored·in·the·engine·that·is·loaded·at·prompt·1.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="0355752689-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EngineRef</span><span·class="p"·data-group-id="0355752689-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·276,·SHA:·42f40a780e78b7d7141cc6ae9cdc5e916eb250980d8098967852908276a90a46·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 165 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="p"·data-group-id=" | 166 | </span><span·class="p"·data-group-id="0355752689-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2399045421</span><span·class="p">.</span><span·class="mf">3028942852.173962</span><span·[·...·truncated·by·diffoscope;·len:·62,·SHA:·a12e80a2d0a5ab97c8438cf3d9fa5b589e53d2348ff542e8e7967d64f8c83944·...·]-3">}</span><span·class="gp·unselectable"> |
| 167 | 2>·</span><span·class="n">PrivKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 167 | 2>·</span><span·class="n">PrivKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0355752689-4">#{</span><span·class="ss">engine</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">EngineRef</span><span·class="p">,</span><span·class="w"> |
| 168 | ···············</span><span·class="ss">key_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"id·of·the·private·key·in·Engine"</span><span·class="p"·data-group-id=" | 168 | ···············</span><span·class="ss">key_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"id·of·the·private·key·in·Engine"</span><span·class="p"·data-group-id="0355752689-4">}</span><span·class="p">.</span><span·class="w"> |
| 169 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 169 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 170 | 3>·</span><span·class="n">Signature</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">sign</span><span·class="p"·data-group-id=" | 170 | 3>·</span><span·class="n">Signature</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">sign</span><span·class="p"·data-group-id="0355752689-5">(</span><span·class="ss">rsa</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">sha</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0355752689-6"><<</span><span·class="s">"Th[·...·truncated·by·diffoscope;·len:·201,·SHA:·2b1b72b604d47674ad3329a5e37d59afdabaa89eefa55883c8751b4266520668·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="p"·data-group-id=" | 171 | </span><span·class="p"·data-group-id="0355752689-7"><<</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">125</span><span·class="p">,</span><span·class="mi">254</span><span·class="p">,</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">233</span><span·class="p">,</span><span·class="mi">84</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">83</span><span·class="p">,</span><span·class="mi">63</span><span·class="p">,</span><span·class="mi">168</span><span·class="p">,</span><span·class="mi">28</span><span·class="p">,</span><span·class="mi">169</span><span·class="p">,</span><span·class="mi">214</span><span·class="p">,</span><span·class="mi">121</span><span·class="p">,</span><span·class="mi">76</span><span·class="p">,</span><span·class="w"> |
| 172 | ··</span><span·class="mi">207</span><span·class="p">,</span><span·class="mi">177</span><span·class="p">,</span><span·class="mi">124</span><span·class="p">,</span><span·class="mi">183</span><span·class="p">,</span><span·class="mi">156</span><span·class="p">,</span><span·class="mi">185</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="mi">243</span><span·class="p">,</span><span·class="mi">36</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">125</span><span·class="p">,</span><span·class="mi">230</span><span·class="p">,</span><span·class="mi">231</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 172 | ··</span><span·class="mi">207</span><span·class="p">,</span><span·class="mi">177</span><span·class="p">,</span><span·class="mi">124</span><span·class="p">,</span><span·class="mi">183</span><span·class="p">,</span><span·class="mi">156</span><span·class="p">,</span><span·class="mi">185</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="mi">243</span><span·class="p">,</span><span·class="mi">36</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">125</span><span·class="p">,</span><span·class="mi">230</span><span·class="p">,</span><span·class="mi">231</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="0355752689-7">>></span></code></pre><h3·id="verify-with-an-engine-stored-public-key"·class="section-heading"> |
| 173 | ··<a·href="#verify-with-an-engine-stored-public-key"·class="hover-link"> | 173 | ··<a·href="#verify-with-an-engine-stored-public-key"·class="hover-link"> |
| 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 175 | ··</a> | 175 | ··</a> |
| 176 | ··<span·class="text">Verify·with·an·engine·stored·public·key</span> | 176 | ··<span·class="text">Verify·with·an·engine·stored·public·key</span> |
| 177 | </h3> | 177 | </h3> |
| 178 | <p>Here·the·signature·and·message·in·the·last·example·is·verifyed·using·the·public | 178 | <p>Here·the·signature·and·message·in·the·last·example·is·verifyed·using·the·public |
| 179 | key.·The·public·key·is·stored·in·an·engine,·only·to·exemplify·that·it·is | 179 | key.·The·public·key·is·stored·in·an·engine,·only·to·exemplify·that·it·is |
| 180 | possible.·The·public·key·could·of·course·be·handled·openly·as·usual.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="n">PublicKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 180 | possible.·The·public·key·could·of·course·be·handled·openly·as·usual.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="n">PublicKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7520000314-1">#{</span><span·class="ss">engine</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">EngineRef</span><span·class="p">,</span><span·class="w"> |
| 181 | ·················</span><span·class="ss">key_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"id·of·the·public·key·in·Engine"</span><span·class="p"·data-group-id=" | 181 | ·················</span><span·class="ss">key_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"id·of·the·public·key·in·Engine"</span><span·class="p"·data-group-id="7520000314-1">}</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 182 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 183 | 5>·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">verify</span><span·class="p"·data-group-id=" | 183 | 5>·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">verify</span><span·class="p"·data-group-id="7520000314-2">(</span><span·class="ss">rsa</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">sha</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7520000314-3"><<</span><span·class="s">"Th[·...·truncated·by·diffoscope;·len:·283,·SHA:·7bc781ca1d462c2ed0610422e784f2b3f52af1fbfda961ad82eae92257b3a7a2·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="ss">true</span><span·class="w"> | 184 | </span><span·class="ss">true</span><span·class="w"> |
| 185 | </span><span·class="mi">6</span><span·class="o">></span></code></pre><h3·id="using-a-password-protected-private-key"·class="section-heading"> | 185 | </span><span·class="mi">6</span><span·class="o">></span></code></pre><h3·id="using-a-password-protected-private-key"·class="section-heading"> |
| 186 | ··<a·href="#using-a-password-protected-private-key"·class="hover-link"> | 186 | ··<a·href="#using-a-password-protected-private-key"·class="hover-link"> |
| 187 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 187 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 188 | ··</a> | 188 | ··</a> |
| 189 | ··<span·class="text">Using·a·password·protected·private·key</span> | 189 | ··<span·class="text">Using·a·password·protected·private·key</span> |
| 190 | </h3> | 190 | </h3> |
| 191 | <p>The·same·example·as·the·first·sign·example,·except·that·a·password·protects·the | 191 | <p>The·same·example·as·the·first·sign·example,·except·that·a·password·protects·the |
| 192 | key·down·in·the·Engine.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="n">PrivKeyPwd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 192 | key·down·in·the·Engine.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="n">PrivKeyPwd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5986940100-1">#{</span><span·class="ss">engine</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">EngineRef</span><span·class="p">,</span><span·class="w"> |
| 193 | ··················</span><span·class="ss">key_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"id·of·the·pwd·protected·private·key·in·Engine"</span><span·class="p">,</span><span·class="w"> | 193 | ··················</span><span·class="ss">key_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"id·of·the·pwd·protected·private·key·in·Engine"</span><span·class="p">,</span><span·class="w"> |
| 194 | » » ··</span><span·class="ss">password</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"password"</span><span·class="p"·data-group-id=" | 194 | » » ··</span><span·class="ss">password</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"password"</span><span·class="p"·data-group-id="5986940100-1">}</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 195 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 196 | 7>·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">sign</span><span·class="p"·data-group-id=" | 196 | 7>·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">sign</span><span·class="p"·data-group-id="5986940100-2">(</span><span·class="ss">rsa</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">sha</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5986940100-3"><<</span><span·class="s">"Th[·...·truncated·by·diffoscope;·len:·204,·SHA:·46438a58a3b657ee03227cbd48dd27296d36df7bde8e8559d1b7f5512c22fcff·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="p"·data-group-id=" | 197 | </span><span·class="p"·data-group-id="5986940100-4"><<</span><span·class="mi">140</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">168</span><span·class="p">,</span><span·class="mi">101</span><span·class="p">,</span><span·class="mi">234</span><span·class="p">,</span><span·class="mi">211</span><span·class="p">,</span><span·class="mi">146</span><span·class="p">,</span><span·class="mi">183</span><span·class="p">,</span><span·class="mi">231</span><span·class="p">,</span><span·class="mi">190</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">85</span><span·class="p">,</span><span·class="mi">163</span><span·class="p">,</span><span·class="w"> |
| 198 | ··</span><span·class="mi">175</span><span·class="p">,</span><span·class="mi">106</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">241</span><span·class="p">,</span><span·class="mi">141</span><span·class="p">,</span><span·class="mi">120</span><span·class="p">,</span><span·class="mi">72</span><span·class="p">,</span><span·class="mi">149</span><span·class="p">,</span><span·class="mi">181</span><span·class="p">,</span><span·class="mi">181</span><span·class="p">,</span><span·class="mi">194</span><span·class="p">,</span><span·class="mi">154</span><span·class="p">,</span><span·class="mi">175</span><span·class="p">,</span><span·class="mi">76</span><span·class="p">,</span><span·class="w"> | 198 | ··</span><span·class="mi">175</span><span·class="p">,</span><span·class="mi">106</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">241</span><span·class="p">,</span><span·class="mi">141</span><span·class="p">,</span><span·class="mi">120</span><span·class="p">,</span><span·class="mi">72</span><span·class="p">,</span><span·class="mi">149</span><span·class="p">,</span><span·class="mi">181</span><span·class="p">,</span><span·class="mi">181</span><span·class="p">,</span><span·class="mi">194</span><span·class="p">,</span><span·class="mi">154</span><span·class="p">,</span><span·class="mi">175</span><span·class="p">,</span><span·class="mi">76</span><span·class="p">,</span><span·class="w"> |
| 199 | ··</span><span·class="mi">223</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 199 | ··</span><span·class="mi">223</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5986940100-4">>></span><span·class="w"> |
| 200 | </span><span·class="mi">8</span><span·class="o">></span></code></pre> | 200 | </span><span·class="mi">8</span><span·class="o">></span></code></pre> |
| 201 | </div> | 201 | </div> |
| 202 | <div·class="bottom-actions"·id="bottom-actions"> | 202 | <div·class="bottom-actions"·id="bottom-actions"> |
| 203 | ··<div·class="bottom-actions-item"> | 203 | ··<div·class="bottom-actions-item"> |
| 204 | ······<a·href="engine_load.html"·class="bottom-actions-button"·rel="prev"> | 204 | ······<a·href="engine_load.html"·class="bottom-actions-button"·rel="prev"> |
| Offset 244, 15 lines modified | Offset 244, 15 lines modified | ||
| 244 | ······<p·class="built-using"> | 244 | ······<p·class="built-using"> |
| 245 | ········Built·using | 245 | ········Built·using |
| 246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 248 | ······</p> | 248 | ······</p> |
| 249 | <p>Copyright·©·1996-202 | 249 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 250 | ····</footer> | 250 | ····</footer> |
| 251 | ··</div> | 251 | ··</div> |
| 252 | </main> | 252 | </main> |
| 253 | </div> | 253 | </div> |
| 254 | <script> | 254 | <script> |
| 255 | ··function·mermaidLoaded()·{ | 255 | ··function·mermaidLoaded()·{ |
| 256 | ····mermaid.initialize({ | 256 | ····mermaid.initialize({ |
| Offset 148, 64 lines modified | Offset 148, 64 lines modified | ||
| 148 | <h3·id="dynamically-load-an-engine-from-default-directory"·class="section-heading"> | 148 | <h3·id="dynamically-load-an-engine-from-default-directory"·class="section-heading"> |
| 149 | ··<a·href="#dynamically-load-an-engine-from-default-directory"·class="hover-link"> | 149 | ··<a·href="#dynamically-load-an-engine-from-default-directory"·class="hover-link"> |
| 150 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 150 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 151 | ··</a> | 151 | ··</a> |
| 152 | ··<span·class="text">Dynamically·load·an·engine·from·default·directory</span> | 152 | ··<span·class="text">Dynamically·load·an·engine·from·default·directory</span> |
| 153 | </h3> | 153 | </h3> |
| 154 | <p>If·the·engine·is·located·in·the·OpenSSL/LibreSSL·installation·<code·class="inline">engines</code> | 154 | <p>If·the·engine·is·located·in·the·OpenSSL/LibreSSL·installation·<code·class="inline">engines</code> |
| 155 | directory.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="7996279764-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Engine</span><span·class="p"·data-group-id="7996279764-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_load</span><span·class="p"·data-group-id="7996279764-2">(</span><span·class="p"·data-group-id="7996279764-3"><<</span><span·class="s">"otp_test_engine"</span><span·class="p"·data-group-id="7996279764-3">>></span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7996279764-4">[</span><span·class="p"·data-group-id="7996279764-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7996279764-5">[</span><span·class="p"·data-group-id="7996279764-5">]</span><span·class="p"·data-group-id="7996279764-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 156 | 155 | directory.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="6717277150-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Engine</[·...·truncated·by·diffoscope;·len:·841,·SHA:·5582f871aef701e358bfed652a3d5b9610eb27612587e1a329f6e458d25a393a·...·]"> | |
| 156 | ·</span><span·class="p"·data-group-id="6717277150-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Ref</span><span·class="p"·data-group-id="6717277150-6">}</span></code></pre><h3·id="load-an-engine-with-the-dynamic-engine"·class="section-heading"> | ||
| 157 | ··<a·href="#load-an-engine-with-the-dynamic-engine"·class="hover-link"> | 157 | ··<a·href="#load-an-engine-with-the-dynamic-engine"·class="hover-link"> |
| 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 159 | ··</a> | 159 | ··</a> |
| 160 | ··<span·class="text">Load·an·engine·with·the·dynamic·engine</span> | 160 | ··<span·class="text">Load·an·engine·with·the·dynamic·engine</span> |
| 161 | </h3> | 161 | </h3> |
| 162 | <p>Load·an·engine·with·the·help·of·the·dynamic·engine·by·giving·the·path·to·the | 162 | <p>Load·an·engine·with·the·help·of·the·dynamic·engine·by·giving·the·path·to·the |
| 163 | library.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id=" | 163 | library.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="2050325071-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Engine</span><span·class="p"·data-group-id="2050325071-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·278,·SHA:·5437b081a936b6d05d46a8ee39138fa981e808c6af4d6ec29cb59fe6f10369ad·...·]1-3">>></span><span·class="p">,</span><span·class="w"> |
| 164 | ······································</span><span·class="p"·data-group-id=" | 164 | ······································</span><span·class="p"·data-group-id="2050325071-4">[</span><span·class="p"·data-group-id="2050325071-5">{</span><span·class="p"·data-group-id="2050325071-6"><<</span><span·class="s">"SO_PATH"</span><span·class="p"·data-group-id="2050325071-6">>></span><span·class="p">,</span><span·class="w"> |
| 165 | ········································</span><span·class="p"·data-group-id=" | 165 | ········································</span><span·class="p"·data-group-id="2050325071-7"><<</span><span·class="s">"/some/path/otp_test_engine.so"</span><span·class="p"·data-group-id="2050325071-7">>></span><span·class="p"·data-group-id="2050325071-5">}</span><span·class="p">,</span><span·class="w"> |
| 166 | ·······································</span><span·class="p"·data-group-id=" | 166 | ·······································</span><span·class="p"·data-group-id="2050325071-8">{</span><span·class="p"·data-group-id="2050325071-9"><<</span><span·class="s">"ID"</span><span·class="p"·data-group-id="2050325071-9">>></span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·171,·SHA:·8c1a8819aecfdf75471398a1db11c7c5e679ed9d702bb0b222d7efe57a6e43b6·...·]1-8">}</span><span·class="p">,</span><span·class="w"> |
| 167 | ·······································</span><span·class="p"·data-group-id=" | 167 | ·······································</span><span·class="p"·data-group-id="2050325071-11"><<</span><span·class="s">"LOAD"</span><span·class="p"·data-group-id="2050325071-11">>></span><span·class="p"·data-group-id="2050325071-4">]</span><span·class="p">,</span><span·class="w"> |
| 168 | ······································</span><span·class="p"·data-group-id=" | 168 | ······································</span><span·class="p"·data-group-id="2050325071-12">[</span><span·class="p"·data-group-id="2050325071-12">]</span><span·class="p"·data-group-id="2050325071-2">)</span><span·class="p">.</span><span·class="w"> |
| 169 | ·</span><span·class="p"·data-group-id=" | 169 | ·</span><span·class="p"·data-group-id="2050325071-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Ref</span><span·class="p"·data-group-id="2050325071-13">}</span></code></pre><h3·id="load-an-engine-and-replace-some-methods"·class="section-heading"> |
| 170 | ··<a·href="#load-an-engine-and-replace-some-methods"·class="hover-link"> | 170 | ··<a·href="#load-an-engine-and-replace-some-methods"·class="hover-link"> |
| 171 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 171 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 172 | ··</a> | 172 | ··</a> |
| 173 | ··<span·class="text">Load·an·engine·and·replace·some·methods</span> | 173 | ··<span·class="text">Load·an·engine·and·replace·some·methods</span> |
| 174 | </h3> | 174 | </h3> |
| 175 | <p>Load·an·engine·with·the·help·of·the·dynamic·engine·and·just·replace·some·engine | 175 | <p>Load·an·engine·with·the·help·of·the·dynamic·engine·and·just·replace·some·engine |
| 176 | methods.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id=" | 176 | methods.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="5294704905-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Engine</span><span·class="p"·data-group-id="5294704905-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·279,·SHA:·040ea1ce4d0abff3ec7829af1f3a14646a170df3ee8bfa10e26c69070a5263fa·...·]-3">>></span><span·class="p">,</span><span·class="w"> |
| 177 | ······································</span><span·class="p"·data-group-id=" | 177 | ······································</span><span·class="p"·data-group-id="5294704905-4">[</span><span·class="p"·data-group-id="5294704905-5">{</span><span·class="p"·data-group-id="5294704905-6"><<</span><span·class="s">"SO_PATH"</span><span·class="p"·data-group-id="5294704905-6">>></span><span·class="p">,</span><span·class="w"> |
| 178 | ········································</span><span·class="p"·data-group-id=" | 178 | ········································</span><span·class="p"·data-group-id="5294704905-7"><<</span><span·class="s">"/some/path/otp_test_engine.so"</span><span·class="p"·data-group-id="5294704905-7">>></span><span·class="p"·data-group-id="5294704905-5">}</span><span·class="p">,</span><span·class="w"> |
| 179 | ·······································</span><span·class="p"·data-group-id=" | 179 | ·······································</span><span·class="p"·data-group-id="5294704905-8">{</span><span·class="p"·data-group-id="5294704905-9"><<</span><span·class="s">"ID"</span><span·class="p"·data-group-id="5294704905-9">>></span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·172,·SHA:·47ccc9d68fed8cd77a6ce0195cdbf9cffa0da7587002614abca475fe1a122b7a·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 180 | ·······································</span><span·class="p"·data-group-id=" | 180 | ·······································</span><span·class="p"·data-group-id="5294704905-11"><<</span><span·class="s">"LOAD"</span><span·class="p"·data-group-id="5294704905-11">>></span><span·class="p"·data-group-id="5294704905-4">]</span><span·class="p">,</span><span·class="w"> |
| 181 | ······································</span><span·class="p"·data-group-id=" | 181 | ······································</span><span·class="p"·data-group-id="5294704905-12">[</span><span·class="p"·data-group-id="5294704905-12">]</span><span·class="p"·data-group-id="5294704905-2">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="p"·data-group-id=" | 182 | </span><span·class="p"·data-group-id="5294704905-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Ref</span><span·class="p"·data-group-id="5294704905-13">}</span><span·class="gp·unselectable"> |
| 183 | 4>·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_register</span><span·class="p"·data-group-id=" | 183 | 4>·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_register</span><span·class="p"·data-group-id="5294704905-14">(</span><span·class="n">Engine</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5294704905-15">[</span><span·class="ss">engine_method_digests</span><span·class="p"·data-group-id="5294704905-15">]</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·ecd735701193e4d875edafed0db5d4c107d6715e853f1bf0fc0e085f9f43c3e4·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="ss">ok</span></code></pre><h3·id="load-with-the-ensure-loaded-function"·class="section-heading"> | 184 | </span><span·class="ss">ok</span></code></pre><h3·id="load-with-the-ensure-loaded-function"·class="section-heading"> |
| 185 | ··<a·href="#load-with-the-ensure-loaded-function"·class="hover-link"> | 185 | ··<a·href="#load-with-the-ensure-loaded-function"·class="hover-link"> |
| 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 187 | ··</a> | 187 | ··</a> |
| 188 | ··<span·class="text">Load·with·the·ensure·loaded·function</span> | 188 | ··<span·class="text">Load·with·the·ensure·loaded·function</span> |
| 189 | </h3> | 189 | </h3> |
| 190 | <p>This·function·makes·sure·the·engine·is·loaded·just·once·and·the·ID·is·added·to | 190 | <p>This·function·makes·sure·the·engine·is·loaded·just·once·and·the·ID·is·added·to |
| 191 | the·internal·engine·list·of·OpenSSL.·The·following·calls·to·the·function·will | 191 | the·internal·engine·list·of·OpenSSL.·The·following·calls·to·the·function·will |
| 192 | check·if·the·ID·is·loaded·and·then·just·get·a·new·reference·to·the·engine.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id=" | 192 | check·if·the·ID·is·loaded·and·then·just·get·a·new·reference·to·the·engine.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="7163301285-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Engine</span><span·class="p"·data-group-id="7163301285-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·284,·SHA:·5fbdfaae2f41185f1e44300cf19f6f56cd8c69fda6a10e98616b67f0a6ca95bf·...·]-3">>></span><span·class="p">,</span><span·class="w"> |
| 193 | ···············································</span><span·class="p"·data-group-id=" | 193 | ···············································</span><span·class="p"·data-group-id="7163301285-4"><<</span><span·class="s">"/some/path/otp_test_engine.so"</span><span·class="p"·data-group-id="7163301285-4">>></span><span·class="p"·data-group-id="7163301285-2">)</span><span·class="p">.</span><span·class="w"> |
| 194 | ·</span><span·class="p"·data-group-id=" | 194 | ·</span><span·class="p"·data-group-id="7163301285-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Ref</span><span·class="p"·data-group-id="7163301285-5">}</span></code></pre><p>To·remove·the·tag·from·the·OpenSSL·engine[·...·truncated·by·diffoscope;·len:·469,·SHA:·436f669b176de74c9845ecb64fdb4047c22e82e0523cc4580082778444ee6548·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 195 | ·</span><span·class="ss">ok</span></code></pre><p>To·unload·it·use·<a·href="crypto.html#engine_unload/1"><code·class="inline">crypto:engine_unload/1</code></a>·which·removes·the·references·to·the | 195 | ·</span><span·class="ss">ok</span></code></pre><p>To·unload·it·use·<a·href="crypto.html#engine_unload/1"><code·class="inline">crypto:engine_unload/1</code></a>·which·removes·the·references·to·the |
| 196 | engine.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_unload</span><span·class="p"·data-group-id=" | 196 | engine.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_unload</span><span·class="p"·data-group-id="5608620360-1">(</span><span·class="n">Engine</span><span·class="p"·data-group-id="5608620360-1">)</span><span·class="p">.</span><span·class="w"> |
| 197 | ·</span><span·class="ss">ok</span></code></pre><h3·id="list-all-engines-currently-loaded"·class="section-heading"> | 197 | ·</span><span·class="ss">ok</span></code></pre><h3·id="list-all-engines-currently-loaded"·class="section-heading"> |
| 198 | ··<a·href="#list-all-engines-currently-loaded"·class="hover-link"> | 198 | ··<a·href="#list-all-engines-currently-loaded"·class="hover-link"> |
| 199 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 199 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 200 | ··</a> | 200 | ··</a> |
| 201 | ··<span·class="text">List·all·engines·currently·loaded</span> | 201 | ··<span·class="text">List·all·engines·currently·loaded</span> |
| 202 | </h3> | 202 | </h3> |
| 203 | <pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_list</span><span·class="p"·data-group-id="1 | 203 | <pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_list</span><span·class="p"·data-group-id="1441519638-1">(</span><span·class="p"·data-group-id="1441519638-1">)</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="p"·data-group-id="1 | 204 | </span><span·class="p"·data-group-id="1441519638-2">[</span><span·class="p"·data-group-id="1441519638-3"><<</span><span·class="s">"dynamic"</span><span·class="p"·data-group-id="1441519638-3">>></span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·174,·SHA:·2cec9649578ddd1d7d43cc915f2bdb09341c52c500ef543c7b8a993b7f4a3a44·...·]-2">]</span></code></pre> |
| 205 | </div> | 205 | </div> |
| 206 | <div·class="bottom-actions"·id="bottom-actions"> | 206 | <div·class="bottom-actions"·id="bottom-actions"> |
| 207 | ··<div·class="bottom-actions-item"> | 207 | ··<div·class="bottom-actions-item"> |
| 208 | ······<a·href="fips.html"·class="bottom-actions-button"·rel="prev"> | 208 | ······<a·href="fips.html"·class="bottom-actions-button"·rel="prev"> |
| 209 | ········<span·class="subheader"> | 209 | ········<span·class="subheader"> |
| Offset 248, 15 lines modified | Offset 248, 15 lines modified | ||
| 248 | ······<p·class="built-using"> | 248 | ······<p·class="built-using"> |
| 249 | ········Built·using | 249 | ········Built·using |
| 250 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 250 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 251 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 251 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 252 | ······</p> | 252 | ······</p> |
| 253 | <p>Copyright·©·1996-202 | 253 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 254 | ····</footer> | 254 | ····</footer> |
| 255 | ··</div> | 255 | ··</div> |
| 256 | </main> | 256 | </main> |
| 257 | </div> | 257 | </div> |
| 258 | <script> | 258 | <script> |
| 259 | ··function·mermaidLoaded()·{ | 259 | ··function·mermaidLoaded()·{ |
| 260 | ····mermaid.initialize({ | 260 | ····mermaid.initialize({ |
| Offset 289, 15 lines modified | Offset 289, 15 lines modified | ||
| 289 | ······<p·class="built-using"> | 289 | ······<p·class="built-using"> |
| 290 | ········Built·using | 290 | ········Built·using |
| 291 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 291 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 292 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 292 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 293 | ······</p> | 293 | ······</p> |
| 294 | <p>Copyright·©·1996-202 | 294 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 295 | ····</footer> | 295 | ····</footer> |
| 296 | ··</div> | 296 | ··</div> |
| 297 | </main> | 297 | </main> |
| 298 | </div> | 298 | </div> |
| 299 | <script> | 299 | <script> |
| 300 | ··function·mermaidLoaded()·{ | 300 | ··function·mermaidLoaded()·{ |
| 301 | ····mermaid.initialize({ | 301 | ····mermaid.initialize({ |
| Offset 292, 15 lines modified | Offset 292, 15 lines modified | ||
| 292 | ······<p·class="built-using"> | 292 | ······<p·class="built-using"> |
| 293 | ········Built·using | 293 | ········Built·using |
| 294 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 294 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 295 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 295 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 296 | ······</p> | 296 | ······</p> |
| 297 | <p>Copyright·©·1996-202 | 297 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 298 | ····</footer> | 298 | ····</footer> |
| 299 | ··</div> | 299 | ··</div> |
| 300 | </main> | 300 | </main> |
| 301 | </div> | 301 | </div> |
| 302 | <script> | 302 | <script> |
| 303 | ··function·mermaidLoaded()·{ | 303 | ··function·mermaidLoaded()·{ |
| 304 | ····mermaid.initialize({ | 304 | ····mermaid.initialize({ |
| Offset 188, 111 lines modified | Offset 188, 111 lines modified | ||
| 188 | </h3> | 188 | </h3> |
| 189 | <p>The·functions·<a·href="crypto.html#crypto_init/4">crypto_init/4</a>·and | 189 | <p>The·functions·<a·href="crypto.html#crypto_init/4">crypto_init/4</a>·and |
| 190 | <a·href="crypto.html#crypto_update/2">crypto_update/2</a>·are·intended·to·be·used·for | 190 | <a·href="crypto.html#crypto_update/2">crypto_update/2</a>·are·intended·to·be·used·for |
| 191 | encrypting·or·decrypting·a·sequence·of·blocks.·First·one·call·of·<code·class="inline">crypto_init/4</code> | 191 | encrypting·or·decrypting·a·sequence·of·blocks.·First·one·call·of·<code·class="inline">crypto_init/4</code> |
| 192 | initialises·the·crypto·context.·One·or·more·calls·<code·class="inline">crypto_update/2</code>·does·the | 192 | initialises·the·crypto·context.·One·or·more·calls·<code·class="inline">crypto_update/2</code>·does·the |
| 193 | actual·encryption·or·decryption·for·each·block.</p><p>This·example·shows·first·the·encryption·of·two·blocks·and·then·decryptions·of | 193 | actual·encryption·or·decryption·for·each·block.</p><p>This·example·shows·first·the·encryption·of·two·blocks·and·then·decryptions·of |
| 194 | the·cipher·text,·but·divided·into·three·blocks·just·to·show·that·it·is·possible | 194 | the·cipher·text,·but·divided·into·three·blocks·just·to·show·that·it·is·possible |
| 195 | to·divide·the·plain·text·and·cipher·text·differently·for·some·ciphers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="92 | 195 | to·divide·the·plain·text·and·cipher·text·differently·for·some·ciphers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="9255521926-1">(</span><span·class="p"·data-group-id="9255521926-1">)</span><span·class="p">.</span><span·class="w"> |
| 196 | » </span><span·class="ss">ok</span><span·class="w"> | 196 | » </span><span·class="ss">ok</span><span·class="w"> |
| 197 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="92 | 197 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9255521926-2"><<</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="9255521926-2">>></span><span·class="p">.</span><span·class="w"> |
| 198 | » </span><span·class="p"·data-group-id="92 | 198 | » </span><span·class="p"·data-group-id="9255521926-3"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·cl[·...·truncated·by·diffoscope;·len:·572,·SHA:·c2e283707b9462d6a8361cafba026ab074c06bb9c574be3a7e33d281b7707eb6·...·]-3">>></span><span·class="w"> |
| 199 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="n">IV</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="92 | 199 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="n">IV</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9255521926-4"><<</span><span·class="mi">0</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="9255521926-4">>></span><span·class="p">.</span><span·class="w"> |
| 200 | » </span><span·class="p"·data-group-id="92 | 200 | » </span><span·class="p"·data-group-id="9255521926-5"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·cl[·...·truncated·by·diffoscope;·len:·572,·SHA:·480dc385059b021aa3f24953bf3f429dbe56d2f0de5c65c3caf533919994a488·...·]-5">>></span><span·class="w"> |
| 201 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="n">StateEnc</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_init</span><span·class="p"·data-group-id="92 | 201 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="n">StateEnc</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_init</span><span·class="p"·data-group-id="9255521926-6">(</span><span·class="ss">aes_128_ctr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IV</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·63,·SHA:·3194adda1e2d3b18a7655e0d5c86b1b36b52aa9db250210f3e8fed47979c8234·...·]-6">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·encrypt·->·true</span><span·class="w"> |
| 202 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.3768901617</span><span·class="p">.</span><span·class="mf">1128660993.124047</span><span·class="o">></span><span·class="w"> | 202 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.3768901617</span><span·class="p">.</span><span·class="mf">1128660993.124047</span><span·class="o">></span><span·class="w"> |
| 203 | » </span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="92 | 203 | » </span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9255521926-7">(</span><span·class="n">StateEnc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9255521926-8"><<</span><span·class="s">"First·bytes"</span><span·class="p"·data-group-id="9255521926-8">>&g[·...·truncated·by·diffoscope;·len:·50,·SHA:·9af58a9eff4edd9d264dde7ac6c0a6f3ba2ff631735101013edb68dd4058fed5·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 204 | » </span><span·class="p"·data-group-id="92 | 204 | » </span><span·class="p"·data-group-id="9255521926-9"><<</span><span·class="mi">67</span><span·class="p">,</span><span·class="mi">44</span><span·class="p">,</span><span·class="mi">216</span><span·class="p">,</span><span·class="mi">166</span><span·class="p">,</span><span·class="mi">25</span><[·...·truncated·by·diffoscope;·len:·341,·SHA:·a3b9bc3a7284812f0dfc8f1711ad2bba315471196f27e1b080065f98a45a83ef·...·]-9">>></span><span·class="w"> |
| 205 | » </span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="92 | 205 | » </span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9255521926-10">(</span><span·class="n">StateEnc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9255521926-11"><<</span><span·class="s">"Second·bytes"</span><span·class="p"·data-group-id="9255521926-11">&g[·...·truncated·by·diffoscope;·len:·54,·SHA:·bcde5e7472ea29d9d97a7990f8e6541e37e9e06eaf415e17316a2c0f66dab160·...·]-10">)</span><span·class="p">.</span><span·class="w"> |
| 206 | » </span><span·class="p"·data-group-id="92 | 206 | » </span><span·class="p"·data-group-id="9255521926-12"><<</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">115</span><span·class="p">,</span><span·class="mi">234</span>[·...·truncated·by·diffoscope;·len:·395,·SHA:·83e1310eb9256eaae0294d73ae9af49acad8c2d87139e586b4e0e2551960fb42·...·]-12">>></span><span·class="w"> |
| 207 | » </span><span·class="mi">7</span><span·class="o">></span><span·class="w"> | 207 | » </span><span·class="mi">7</span><span·class="o">></span><span·class="w"> |
| 208 | » </span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="n">StateDec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_init</span><span·class="p"·data-group-id="92 | 208 | » </span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="n">StateDec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_init</span><span·class="p"·data-group-id="9255521926-13">(</span><span·class="ss">aes_128_ctr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IV</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·65,·SHA:·26a6db0d91e17d2065868b83f7f140ac99425f5201611aab97df1f102b009a44·...·]-13">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·decrypt·->·false</span><span·class="w"> |
| 209 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.3768901617</span><span·class="p">.</span><span·class="mf">1128660994.124255</span><span·class="o">></span><span·class="w"> | 209 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.3768901617</span><span·class="p">.</span><span·class="mf">1128660994.124255</span><span·class="o">></span><span·class="w"> |
| 210 | » </span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="92 | 210 | » </span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9255521926-14">(</span><span·class="n">StateDec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9255521926-15"><<</span><span·class="mi">67</span><span·class="p">,</span><span·class="mi">44</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·337,·SHA:·dbcba2aaac746c91f641ba2b3558c96e4eda0705f3d81fa28ae283e9a73b0f88·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 211 | » </span><span·class="p"·data-group-id="92 | 211 | » </span><span·class="p"·data-group-id="9255521926-16"><<</span><span·class="s">"First·b"</span><span·class="p"·data-group-id="9255521926-16">>></span><span·class="w"> |
| 212 | » </span><span·class="mi">9</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="92 | 212 | » </span><span·class="mi">9</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9255521926-17">(</span><span·class="n">StateDec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9255521926-18"><<</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">66</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">162</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">115</span><span·class="p">,</span><span·class="mi">234</span><span·class="p">,</span><span·class="mi">197</span><span·class="p">,</span><span·class="w"> |
| 213 | ········</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">253</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">144</span><span·class="p">,</span><span·class="mi">151</span><span·class="p"·data-group-id="92 | 213 | ········</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">253</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">144</span><span·class="p">,</span><span·class="mi">151</span><span·class="p"·data-group-id="9255521926-18">>></span><span·class="p"·data-group-id="9255521926-17">)</span><span·class="p">.</span><span·class="w"> |
| 214 | » </span><span·class="p"·data-group-id="92 | 214 | » </span><span·class="p"·data-group-id="9255521926-19"><<</span><span·class="s">"ytesSecond·byte"</span><span·class="p"·data-group-id="9255521926-19">>></span><span·class="w"> |
| 215 | » </span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="92 | 215 | » </span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9255521926-20">(</span><span·class="n">StateDec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9255521926-21"><<</span><span·class="mi">41</span><span·class="p"·data-group-id="9255521926-21">>></span><span·cl[·...·truncated·by·diffoscope;·len:·33,·SHA:·c22540a6584c88d6f5cf9158585594313d6f8cdaced1d490ae8779f247dfd853·...·]-20">)</span><span·class="p">.</span><span·class="w"> |
| 216 | » </span><span·class="p"·data-group-id="92 | 216 | » </span><span·class="p"·data-group-id="9255521926-22"><<</span><span·class="s">"s"</span><span·class="p"·data-group-id="9255521926-22">>></span><span·class="w"> |
| 217 | » </span><span·class="mi">11</span><span·class="o">></span></code></pre><p>Note·that·the·internal·data·that·the·<code·class="inline">StateEnc</code>·and·<code·class="inline">StateDec</code>·references·are | 217 | » </span><span·class="mi">11</span><span·class="o">></span></code></pre><p>Note·that·the·internal·data·that·the·<code·class="inline">StateEnc</code>·and·<code·class="inline">StateDec</code>·references·are |
| 218 | destructivly·updated·by·the·calls·to | 218 | destructivly·updated·by·the·calls·to |
| 219 | <a·href="crypto.html#crypto_update/2">crypto_update/2</a>.·This·is·to·gain·time·in·the·calls | 219 | <a·href="crypto.html#crypto_update/2">crypto_update/2</a>.·This·is·to·gain·time·in·the·calls |
| 220 | of·the·nifs·interfacing·the·cryptolib.·In·a·loop·where·the·state·is·saved·in·the | 220 | of·the·nifs·interfacing·the·cryptolib.·In·a·loop·where·the·state·is·saved·in·the |
| 221 | loop's·state,·it·also·saves·one·update·of·the·loop·state·per·crypto·operation.</p><p>For·example,·a·simple·server·receiving·text·parts·to·encrypt·and·send·the·result | 221 | loop's·state,·it·also·saves·one·update·of·the·loop·state·per·crypto·operation.</p><p>For·example,·a·simple·server·receiving·text·parts·to·encrypt·and·send·the·result |
| 222 | back·to·the·one·who·sent·them·(the·<code·class="inline">Requester</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 222 | back·to·the·one·who·sent·them·(the·<code·class="inline">Requester</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="nf">encode</span><span·class="p"·data-group-id="7708311353-1">(</span><span·class="n">Crypto</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IV</span><span·class="p"·data-group-id="7708311353-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | » </span><span·class="nf">crypto_loop</span><span·class="p"·data-group-id=" | 223 | » </span><span·class="nf">crypto_loop</span><span·class="p"·data-group-id="7708311353-2">(</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_init</span><span·class="p"·data-group-id="7708311353-3">(</span><span·class="n">Crypto</span><span·class="p">,</span><span·class="w">·</span><span·class="n"[·...·truncated·by·diffoscope;·len:·254,·SHA:·ded6379546c7fd60aacddeeffdbf8786360a24a4039b5e1f50c51be1c8bf1517·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 224 | » </span><span·class="nf">crypto_loop</span><span·class="p"·data-group-id=" | 224 | » </span><span·class="nf">crypto_loop</span><span·class="p"·data-group-id="7708311353-4">(</span><span·class="n">State</span><span·class="p"·data-group-id="7708311353-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | » </span><span·class="k">receive</span><span·class="w"> | 225 | » </span><span·class="k">receive</span><span·class="w"> |
| 226 | ········</span><span·class="p"·data-group-id=" | 226 | ········</span><span·class="p"·data-group-id="7708311353-5">{</span><span·class="n">Text</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Requester</span><span·class="p"·data-group-id="7708311353-5">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 227 | ········</span><span·class="n">Requester</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id=" | 227 | ········</span><span·class="n">Requester</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="7708311353-6">(</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Text</span><span·class="p"·data-group-id="7708311353-6">)</span><span·class="p">,</span><span·class="w"> |
| 228 | » </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 228 | » </span><span·class="nf">loop</span><span·class="p"·data-group-id="7708311353-7">(</span><span·class="n">State</span><span·class="p"·data-group-id="7708311353-7">)</span><span·class="w"> |
| 229 | » </span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="example-of-crypto_one_time-5"·class="section-heading"> | 229 | » </span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="example-of-crypto_one_time-5"·class="section-heading"> |
| 230 | ··<a·href="#example-of-crypto_one_time-5"·class="hover-link"> | 230 | ··<a·href="#example-of-crypto_one_time-5"·class="hover-link"> |
| 231 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 231 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 232 | ··</a> | 232 | ··</a> |
| 233 | ··<span·class="text">Example·of·crypto_one_time/5</span> | 233 | ··<span·class="text">Example·of·crypto_one_time/5</span> |
| 234 | </h3> | 234 | </h3> |
| 235 | <p>The·same·example·as·in·the | 235 | <p>The·same·example·as·in·the |
| 236 | <a·href="new_api.html#examples-of-crypto_init-4-and-crypto_update-2">previous·section</a>, | 236 | <a·href="new_api.html#examples-of-crypto_init-4-and-crypto_update-2">previous·section</a>, |
| 237 | but·now·with·one·call·to·<a·href="crypto.html#crypto_one_time/5">crypto_one_time/5</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 237 | but·now·with·one·call·to·<a·href="crypto.html#crypto_one_time/5">crypto_one_time/5</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5221063797-1"><<</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="5221063797-1">>></span><span·class="p">.</span><span·class="w"> |
| 238 | » </span><span·class="p"·data-group-id=" | 238 | » </span><span·class="p"·data-group-id="5221063797-2"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·[·...·truncated·by·diffoscope;·len:·573,·SHA:·081804c8e92c257978512f78dea556d36cbf3bc3874c3d509ee7ec16a3cf02e8·...·]7-2">>></span><span·class="w"> |
| 239 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">IV</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 239 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">IV</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5221063797-3"><<</span><span·class="mi">0</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="5221063797-3">>></span><span·class="p">.</span><span·class="w"> |
| 240 | » </span><span·class="p"·data-group-id=" | 240 | » </span><span·class="p"·data-group-id="5221063797-4"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·[·...·truncated·by·diffoscope;·len:·573,·SHA:·eaa0a34eeb585a010653fd576d6dbbc6f6bdf0334b9fe63e34cbd03f4d4efdbf·...·]7-4">>></span><span·class="w"> |
| 241 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="n">Txt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 241 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="n">Txt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5221063797-5">[</span><span·class="p"·data-group-id="5221063797-6"><<</span><span·class="s">"First·bytes"</span><span·class="p"·data-group-id="5221063797-6">>></span><span·class="p">,</span><span·class="p"·data-group-id="5221063797-7"[·...·truncated·by·diffoscope;·len:·163,·SHA:·863da4ae41b5260dc92b684f9c6ed62a6680a518350d7b51bd3923b1ba6b918f·...·]7-5">]</span><span·class="p">.</span><span·class="w"> |
| 242 | » </span><span·class="p"·data-group-id=" | 242 | » </span><span·class="p"·data-group-id="5221063797-8">[</span><span·class="p"·data-group-id="5221063797-9"><<</span><span·class="s">"First·bytes"</span><span·class="p"·data-group-id="5221063797-9">>></span><span·class="p">,</span><span·class="p"·data-group-id="5221063797-10[·...·truncated·by·diffoscope;·len:·165,·SHA:·c47907e9f96cc51937891e6e7f25cd7992905256add648de1fb500f5b031dd3f·...·]7-8">]</span><span·class="w"> |
| 243 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_one_time</span><span·class="p"·data-group-id=" | 243 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_one_time</span><span·class="p"·data-group-id="5221063797-11">(</span><span·class="ss">aes_128_ctr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IV</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·139,·SHA:·c6826350edb730b03a7ed2fac3fc5fa5464e3ca7084df8b69f15182faa5f3432·...·]7-11">)</span><span·class="p">.</span><span·class="w"> |
| 244 | » </span><span·class="p"·data-group-id=" | 244 | » </span><span·class="p"·data-group-id="5221063797-12"><<</span><span·class="mi">67</span><span·class="p">,</span><span·class="mi">44</span><span·class="p">,</span><span·class="mi">216</span><span·class="p">,</span><span·class="mi">166</span><span·class="p">,</span><span·class="mi">25</span><span·class="p">,</span><span·class="mi">130</span><span·class="p">,</span><span·class="mi">203</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">66</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">162</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">115</span><span·class="p">,</span><span·class="mi">234</span><span·class="p">,</span><span·class="w"> |
| 245 | » </span><span·class="mi">197</span><span·class="p">,</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">253</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">144</span><span·class="p">,</span><span·class="mi">151</span><span·class="p">,</span><span·class="mi">41</span><span·class="p"·data-group-id=" | 245 | » </span><span·class="mi">197</span><span·class="p">,</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">253</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">144</span><span·class="p">,</span><span·class="mi">151</span><span·class="p">,</span><span·class="mi">41</span><span·class="p"·data-group-id="5221063797-12">>></span><span·class="w"> |
| 246 | » </span><span·class="mi">5</span><span·class="o">></span></code></pre><p>The·<code·class="inline">[<<"First·bytes">>,<<"Second·bytes">>]</code>·could·of·course·have·been·one | 246 | » </span><span·class="mi">5</span><span·class="o">></span></code></pre><p>The·<code·class="inline">[<<"First·bytes">>,<<"Second·bytes">>]</code>·could·of·course·have·been·one |
| 247 | single·binary:·<code·class="inline"><<"First·bytesSecond·bytes">></code>.</p><h3·id="example-of-crypto_one_time_aead-6"·class="section-heading"> | 247 | single·binary:·<code·class="inline"><<"First·bytesSecond·bytes">></code>.</p><h3·id="example-of-crypto_one_time_aead-6"·class="section-heading"> |
| 248 | ··<a·href="#example-of-crypto_one_time_aead-6"·class="hover-link"> | 248 | ··<a·href="#example-of-crypto_one_time_aead-6"·class="hover-link"> |
| 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 250 | ··</a> | 250 | ··</a> |
| 251 | ··<span·class="text">Example·of·crypto_one_time_aead/6</span> | 251 | ··<span·class="text">Example·of·crypto_one_time_aead/6</span> |
| 252 | </h3> | 252 | </h3> |
| 253 | <p>The·same·example·as·in·the | 253 | <p>The·same·example·as·in·the |
| 254 | <a·href="new_api.html#example-of-crypto_one_time-5">previous·section</a>,·but·now·with·one | 254 | <a·href="new_api.html#example-of-crypto_one_time-5">previous·section</a>,·but·now·with·one |
| 255 | call·to·<a·href="crypto.html#crypto_one_time_aead/6">crypto_one_time_aead/6</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 255 | call·to·<a·href="crypto.html#crypto_one_time_aead/6">crypto_one_time_aead/6</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7817186419-1"><<</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="7817186419-1">>></span><span·class="p">.</span><span·class="w"> |
| 256 | » </span><span·class="p"·data-group-id=" | 256 | » </span><span·class="p"·data-group-id="7817186419-2"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·[·...·truncated·by·diffoscope;·len:·574,·SHA:·da3c844269b23e1b67314cf35d5432dca1b161723ce0b29a6d4d9ed05cce723d·...·]-2">>></span><span·class="w"> |
| 257 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">IV</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 257 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">IV</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7817186419-3"><<</span><span·class="mi">0</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="7817186419-3">>></span><span·class="p">.</span><span·class="w"> |
| 258 | » </span><span·class="p"·data-group-id=" | 258 | » </span><span·class="p"·data-group-id="7817186419-4"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·[·...·truncated·by·diffoscope;·len:·574,·SHA:·bc93884004dc25f147496b0cd072bff2766cb09caa7d0f90437b2e2dd56e10cf·...·]-4">>></span><span·class="w"> |
| 259 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="n">Txt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 259 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="n">Txt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7817186419-5">[</span><span·class="p"·data-group-id="7817186419-6"><<</span><span·class="s">"First·bytes"</span><span·class="p"·data-group-id="7817186419-6">>></span><span·class="p">,</span><span·class="p"·data-group-id="7817186419-7"[·...·truncated·by·diffoscope;·len:·164,·SHA:·1006316b24323f9ffbd79b0439eddcd98fdf355791042c5c039e42881f7e2431·...·]-5">]</span><span·class="p">.</span><span·class="w"> |
| 260 | » </span><span·class="p"·data-group-id=" | 260 | » </span><span·class="p"·data-group-id="7817186419-8">[</span><span·class="p"·data-group-id="7817186419-9"><<</span><span·class="s">"First·bytes"</span><span·class="p"·data-group-id="7817186419-9">>></span><span·class="p">,</span><span·class="p"·data-group-id="7817186419-10[·...·truncated·by·diffoscope;·len:·166,·SHA:·10abc6b7c3c606037abafe85b9f968cb12e773f571e6a9281626bba6d71eb265·...·]-8">]</span><span·class="w"> |
| 261 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="n">AAD</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 261 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="n">AAD</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7817186419-11"><<</span><span·class="s">"Some·additional·auth·data"</span><span·class="p"·data-group-id="7817186419-11">>></span><span·class="p">.</span><span·class="w"> |
| 262 | » </span><span·class="p"·data-group-id=" | 262 | » </span><span·class="p"·data-group-id="7817186419-12"><<</span><span·class="s">"Some·additional·auth·data"</span><span·class="p"·data-group-id="7817186419-12">>></span><span·class="w"> |
| 263 | » </span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_one_time_aead</span><span·class="p"·data-group-id=" | 263 | » </span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_one_time_aead</span><span·class="p"·data-group-id="7817186419-13">(</span><span·class="ss">aes_128_gcm</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IV</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·214,·SHA:·84ba62ead0d43c3f87493e30edbb1ba3e6444d540bff21a328d3981fb56ff2be·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 264 | » </span><span·class="p"·data-group-id=" | 264 | » </span><span·class="p"·data-group-id="7817186419-14">{</span><span·class="p"·data-group-id="7817186419-15"><<</span><span·class="mi">240</span><span·class="p">,</span><span·class="mi">130</span><span·class="p">,</span><span·class="mi">38</span><span·class="p">,</span><span·class="mi">96</span><span·class="p">,</span><span·class="mi">130</span><span·class="p">,</span><span·class="mi">241</span><span·class="p">,</span><span·class="mi">189</span><span·class="p">,</span><span·class="mi">52</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">190</span><span·class="p">,</span><span·class="mi">179</span><span·class="p">,</span><span·class="mi">213</span><span·class="p">,</span><span·class="mi">132</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">72</span><span·class="p">,</span><span·class="w"> |
| 265 | » </span><span·class="mi">192</span><span·class="p">,</span><span·class="mi">103</span><span·class="p">,</span><span·class="mi">176</span><span·class="p">,</span><span·class="mi">90</span><span·class="p">,</span><span·class="mi">104</span><span·class="p">,</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">71</span><span·class="p">,</span><span·class="mi">158</span><span·class="p"·data-group-id=" | 265 | » </span><span·class="mi">192</span><span·class="p">,</span><span·class="mi">103</span><span·class="p">,</span><span·class="mi">176</span><span·class="p">,</span><span·class="mi">90</span><span·class="p">,</span><span·class="mi">104</span><span·class="p">,</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">71</span><span·class="p">,</span><span·class="mi">158</span><span·class="p"·data-group-id="7817186419-15">>></span><span·class="p">,</span><span·class="w"> |
| 266 | » </span><span·class="p"·data-group-id=" | 266 | » </span><span·class="p"·data-group-id="7817186419-16"><<</span><span·class="mi">131</span><span·class="p">,</span><span·class="mi">47</span><span·class="p">,</span><span·class="mi">45</span><span·class="p">,</span><span·class="mi">91</span><span·class="p">,</span><span·class="mi">142</spa[·...·truncated·by·diffoscope;·len:·657,·SHA:·4417f51811d79043f7256cfa0d2f1fb29e3298ebc63d6a128a8249d957ed53f5·...·]-14">}</span><span·class="w"> |
| 267 | » </span><span·class="mi">6</span><span·class="o">></span></code></pre><p>The·<code·class="inline">[<<"First·bytes">>,<<"Second·bytes">>]</code>·could·of·course·have·been·one | 267 | » </span><span·class="mi">6</span><span·class="o">></span></code></pre><p>The·<code·class="inline">[<<"First·bytes">>,<<"Second·bytes">>]</code>·could·of·course·have·been·one |
| 268 | single·binary:·<code·class="inline"><<"First·bytesSecond·bytes">></code>.</p><h3·id="example-of-mac_init-mac_update-and-mac_final"·class="section-heading"> | 268 | single·binary:·<code·class="inline"><<"First·bytesSecond·bytes">></code>.</p><h3·id="example-of-mac_init-mac_update-and-mac_final"·class="section-heading"> |
| 269 | ··<a·href="#example-of-mac_init-mac_update-and-mac_final"·class="hover-link"> | 269 | ··<a·href="#example-of-mac_init-mac_update-and-mac_final"·class="hover-link"> |
| 270 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 270 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 271 | ··</a> | 271 | ··</a> |
| 272 | ··<span·class="text">Example·of·mac_init·mac_update·and·mac_final</span> | 272 | ··<span·class="text">Example·of·mac_init·mac_update·and·mac_final</span> |
| 273 | </h3> | 273 | </h3> |
| 274 | <pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 274 | <pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2998481712-1"><<</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="2998481712-1">>></span><span·class="p">.</span><span·class="w"> |
| 275 | » </span><span·class="p"·data-group-id=" | 275 | » </span><span·class="p"·data-group-id="2998481712-2"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·[·...·truncated·by·diffoscope;·len:·574,·SHA:·6098dbfe5e7431155970989c8253fa7b56ba46c89ce39faf0868a0cb0b2d10ef·...·]-2">>></span><span·class="w"> |
| 276 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">StateMac</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_init</span><span·class="p"·data-group-id=" | 276 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">StateMac</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_init</span><span·class="p"·data-group-id="2998481712-3">(</span><span·class="ss">cmac</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">aes_128_cbc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="2998481712-3">)</span><span·class="p">.</span><span·class="w"> |
| 277 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> | 277 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> |
| 278 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_update</span><span·class="p"·data-group-id=" | 278 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_update</span><span·class="p"·data-group-id="2998481712-4">(</span><span·class="n">StateMac</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2998481712-5"><<</span><span·class="s">"First·bytes"</span><span·class="p"·data-group-id="2998481712-5">>[·...·truncated·by·diffoscope;·len:·52,·SHA:·3c56043548d63c86b46cd560b0d8fa6acffce61b11c2151ced68c8a809c9148c·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 279 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> | 279 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> |
| 280 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_update</span><span·class="p"·data-group-id=" | 280 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_update</span><span·class="p"·data-group-id="2998481712-6">(</span><span·class="n">StateMac</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"·"</span><span·class="p"·data-group-id="2998481712-6">)</span><span·class="p">.</span><span·class="w"> |
| 281 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> | 281 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> |
| 282 | » </span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_update</span><span·class="p"·data-group-id=" | 282 | » </span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_update</span><span·class="p"·data-group-id="2998481712-7">(</span><span·class="n">StateMac</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2998481712-8"><<</span><span·class="s">"last·bytes"</span><span·class="p"·data-group-id="2998481712-8">>&[·...·truncated·by·diffoscope;·len:·51,·SHA:·fa1cb9c7f19befa9a7dd8b7299374a7e2f242dd8b13103f1940299b0b2657e7d·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 283 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> | 283 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> |
| 284 | » </span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_final</span><span·class="p"·data-group-id=" | 284 | » </span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_final</span><span·class="p"·data-group-id="2998481712-9">(</span><span·class="n">StateMac</span><span·class="p"·data-group-id="2998481712-9">)</span><span·class="p">.</span><span·class="w"> |
| 285 | » </span><span·class="p"·data-group-id=" | 285 | » </span><span·class="p"·data-group-id="2998481712-10"><<</span><span·class="mi">68</span><span·class="p">,</span><span·class="mi">191</span><span·class="p">,</span><span·class="mi">219</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">84</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">11</span><span·class="p">,</span><span·class="mi">193</span><span·class="p">,</span><span·class="mi">197</span><span·class="p">,</span><span·class="mi">238</span><span·class="p">,</span><span·class="mi">107</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">214</span><span·class="p">,</span><span·class="mi">141</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="w"> |
| 286 | » </span><span·class="mi">249</span><span·class="p"·data-group-id=" | 286 | » </span><span·class="mi">249</span><span·class="p"·data-group-id="2998481712-10">>></span><span·class="w"> |
| 287 | » </span><span·class="mi">7</span><span·class="o">></span></code></pre><p>and·compare·the·result·with·a·single·calculation·just·for·this·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac</span><span·class="p"·data-group-id=" | 287 | » </span><span·class="mi">7</span><span·class="o">></span></code></pre><p>and·compare·the·result·with·a·single·calculation·just·for·this·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac</span><span·class="p"·data-group-id="1396443603-1">(</span><span·class="ss">cmac</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">aes_128_cbc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·97,·SHA:·e1cdfc975c5ffafc6b6abf69bd5caa3d85f18b41d9e2c882ad38ca5347b7fe6c·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 288 | » </span><span·class="p"·data-group-id=" | 288 | » </span><span·class="p"·data-group-id="1396443603-2"><<</span><span·class="mi">68</span><span·class="p">,</span><span·class="mi">191</span><span·class="p">,</span><span·class="mi">219</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">84</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">11</span><span·class="p">,</span><span·class="mi">193</span><span·class="p">,</span><span·class="mi">197</span><span·class="p">,</span><span·class="mi">238</span><span·class="p">,</span><span·class="mi">107</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">214</span><span·class="p">,</span><span·class="mi">141</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="w"> |
| 289 | » </span><span·class="mi">249</span><span·class="p"·data-group-id=" | 289 | » </span><span·class="mi">249</span><span·class="p"·data-group-id="1396443603-2">>></span><span·class="w"> |
| 290 | » </span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nf">v</span><span·class="p"·data-group-id=" | 290 | » </span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nf">v</span><span·class="p"·data-group-id="1396443603-3">(</span><span·class="mi">7</span><span·class="p"·data-group-id="1396443603-3">)</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="nf">v</span><span·class="p"·data-group-id="1396443603-4">(</span><span[·...·truncated·by·diffoscope;·len:·61,·SHA:·de2c1cbbe274333b7b4535c05a672aacaefd7289aede374e0b514e14ce3fa926·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 291 | » </span><span·class="ss">true</span><span·class="w"> | 291 | » </span><span·class="ss">true</span><span·class="w"> |
| 292 | » </span><span·class="mi">9</span><span·class="o">></span></code></pre><h2·id="retired-cipher-names"·class="section-heading"> | 292 | » </span><span·class="mi">9</span><span·class="o">></span></code></pre><h2·id="retired-cipher-names"·class="section-heading"> |
| 293 | ··<a·href="#retired-cipher-names"·class="hover-link"> | 293 | ··<a·href="#retired-cipher-names"·class="hover-link"> |
| 294 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 294 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 295 | ··</a> | 295 | ··</a> |
| 296 | ··<span·class="text">Retired·cipher·names</span> | 296 | ··<span·class="text">Retired·cipher·names</span> |
| 297 | </h2> | 297 | </h2> |
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| 341 | ······<p·class="built-using"> | 341 | ······<p·class="built-using"> |
| 342 | ········Built·using | 342 | ········Built·using |
| 343 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 343 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 344 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 344 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 345 | ······</p> | 345 | ······</p> |
| 346 | <p>Copyright·©·1996-202 | 346 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 347 | ····</footer> | 347 | ····</footer> |
| 348 | ··</div> | 348 | ··</div> |
| 349 | </main> | 349 | </main> |
| 350 | </div> | 350 | </div> |
| 351 | <script> | 351 | <script> |
| 352 | ··function·mermaidLoaded()·{ | 352 | ··function·mermaidLoaded()·{ |
| 353 | ····mermaid.initialize({ | 353 | ····mermaid.initialize({ |
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| 2219 | ········Built·using | 2219 | ········Built·using |
| 2220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2222 | ······</p> | 2222 | ······</p> |
| 2223 | <p>Copyright·©·1996-202 | 2223 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2224 | ····</footer> | 2224 | ····</footer> |
| 2225 | ··</div> | 2225 | ··</div> |
| 2226 | </main> | 2226 | </main> |
| 2227 | </div> | 2227 | </div> |
| 2228 | <script> | 2228 | <script> |
| 2229 | ··function·mermaidLoaded()·{ | 2229 | ··function·mermaidLoaded()·{ |
| 2230 | ····mermaid.initialize({ | 2230 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 199 | ······<p·class="built-using"> | 199 | ······<p·class="built-using"> |
| 200 | ········Built·using | 200 | ········Built·using |
| 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 203 | ······</p> | 203 | ······</p> |
| 204 | <p>Copyright·©·1996-202 | 204 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 205 | ····</footer> | 205 | ····</footer> |
| 206 | ··</div> | 206 | ··</div> |
| 207 | </main> | 207 | </main> |
| 208 | </div> | 208 | </div> |
| 209 | <script> | 209 | <script> |
| 210 | ··function·mermaidLoaded()·{ | 210 | ··function·mermaidLoaded()·{ |
| 211 | ····mermaid.initialize({ | 211 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:20:44,·uncompressed·size·20,·method=store |
| Offset 335, 15 lines modified | Offset 335, 15 lines modified | ||
| 335 | ······<p·class="built-using"> | 335 | ······<p·class="built-using"> |
| 336 | ········Built·using | 336 | ········Built·using |
| 337 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 337 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 338 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 338 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 339 | ······</p> | 339 | ······</p> |
| 340 | <p>Copyright·©·1996-202 | 340 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 341 | ····</footer> | 341 | ····</footer> |
| 342 | ··</div> | 342 | ··</div> |
| 343 | </main> | 343 | </main> |
| 344 | </div> | 344 | </div> |
| 345 | <script> | 345 | <script> |
| 346 | ··function·mermaidLoaded()·{ | 346 | ··function·mermaidLoaded()·{ |
| 347 | ····mermaid.initialize({ | 347 | ····mermaid.initialize({ |
| Offset 160, 20 lines modified | Offset 160, 20 lines modified | ||
| 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 161 | ··</a> | 161 | ··</a> |
| 162 | ··<span·class="text">Executable·Lines</span> | 162 | ··<span·class="text">Executable·Lines</span> |
| 163 | </h3> | 163 | </h3> |
| 164 | <p>To·have·an·effect,·a·breakpoint·must·be·set·at·an·<em>executable·line</em>,·which·is·a | 164 | <p>To·have·an·effect,·a·breakpoint·must·be·set·at·an·<em>executable·line</em>,·which·is·a |
| 165 | line·of·code·containing·an·executable·expression·such·as·a·matching·or·a | 165 | line·of·code·containing·an·executable·expression·such·as·a·matching·or·a |
| 166 | function·call.·A·blank·line·or·a·line·containing·a·comment,·function·head,·or | 166 | function·call.·A·blank·line·or·a·line·containing·a·comment,·function·head,·or |
| 167 | pattern·in·a·<code·class="inline">case</code>·statement·or·<code·class="inline">receive</code>·statement·is·not·executable.</p><p>In·the·following·example,·lines·2,·4,·6,·8,·and·11·are·executable·lines:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">1</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">is_loaded</span><span·class="p"·data-group-id=" | 167 | pattern·in·a·<code·class="inline">case</code>·statement·or·<code·class="inline">receive</code>·statement·is·not·executable.</p><p>In·the·following·example,·lines·2,·4,·6,·8,·and·11·are·executable·lines:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">1</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">is_loaded</span><span·class="p"·data-group-id="7565078410-1">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="n">Compiled</span><span·class="p"·data-group-id="7565078410-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | </span><span·class="mi">2</span><span·class="p">:</span><span·class="w">···</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">get_file</span><span·class="p"·data-group-id=" | 168 | </span><span·class="mi">2</span><span·class="p">:</span><span·class="w">···</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">get_file</span><span·class="p"·data-group-id="7565078410-2">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="n">Compiled</span><span·class="p"·data-group-id="7565078410-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 169 | </span><span·class="mi">3</span><span·class="p">:</span><span·class="w">·····</span><span·class="p"·data-group-id=" | 169 | </span><span·class="mi">3</span><span·class="p">:</span><span·class="w">·····</span><span·class="p"·data-group-id="7565078410-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">File</span><span·class="p"·data-group-id="7565078410-3">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 170 | </span><span·class="mi">4</span><span·class="p">:</span><span·class="w">·······</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">which</span><span·class="p"·data-group-id=" | 170 | </span><span·class="mi">4</span><span·class="p">:</span><span·class="w">·······</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">which</span><span·class="p"·data-group-id="7565078410-4">(</span><span·class="n">Module</span><span·class="p"·data-group-id="7565078410-4">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 171 | </span><span·class="mi">5</span><span·class="p">:</span><span·class="w">·········</span><span·class="o">?</span><span·class="n">TAG</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 171 | </span><span·class="mi">5</span><span·class="p">:</span><span·class="w">·········</span><span·class="o">?</span><span·class="n">TAG</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | </span><span·class="mi">6</span><span·class="p">:</span><span·class="w">···········</span><span·class="p"·data-group-id=" | 172 | </span><span·class="mi">6</span><span·class="p">:</span><span·class="w">···········</span><span·class="p"·data-group-id="7565078410-5">{</span><span·class="ss">loaded</span><span·class="p">,</span><span·class="n">File</span><span·class="p"·data-group-id="7565078410-5">}</span><span·class="p">;</span><span·class="w"> |
| 173 | </span><span·class="mi">7</span><span·class="p">:</span><span·class="w">·········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 173 | </span><span·class="mi">7</span><span·class="p">:</span><span·class="w">·········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | </span><span·class="mi">8</span><span·class="p">:</span><span·class="w">···········</span><span·class="ss">unloaded</span><span·class="w"> | 174 | </span><span·class="mi">8</span><span·class="p">:</span><span·class="w">···········</span><span·class="ss">unloaded</span><span·class="w"> |
| 175 | </span><span·class="mi">9</span><span·class="p">:</span><span·class="w">·······</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 175 | </span><span·class="mi">9</span><span·class="p">:</span><span·class="w">·······</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 176 | </span><span·class="mi">10</span><span·class="p">:</span><span·class="w">····</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 176 | </span><span·class="mi">10</span><span·class="p">:</span><span·class="w">····</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | </span><span·class="mi">11</span><span·class="p">:</span><span·class="w">······</span><span·class="ss">false</span><span·class="w"> | 177 | </span><span·class="mi">11</span><span·class="p">:</span><span·class="w">······</span><span·class="ss">false</span><span·class="w"> |
| 178 | </span><span·class="mi">12</span><span·class="p">:</span><span·class="w">··</span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="status-and-trigger-action"·class="section-heading"> | 178 | </span><span·class="mi">12</span><span·class="p">:</span><span·class="w">··</span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="status-and-trigger-action"·class="section-heading"> |
| 179 | ··<a·href="#status-and-trigger-action"·class="hover-link"> | 179 | ··<a·href="#status-and-trigger-action"·class="hover-link"> |
| Offset 204, 21 lines modified | Offset 204, 21 lines modified | ||
| 204 | returns·<code·class="inline">true</code>,·the·process·stops.·If·the·function·call·returns·<code·class="inline">false</code>,·the | 204 | returns·<code·class="inline">true</code>,·the·process·stops.·If·the·function·call·returns·<code·class="inline">false</code>,·the |
| 205 | breakpoint·is·silently·ignored.</p><p><code·class="inline">Bindings</code>·is·a·list·of·variable·bindings.·To·retrieve·the·value·of·<code·class="inline">Variable</code> | 205 | breakpoint·is·silently·ignored.</p><p><code·class="inline">Bindings</code>·is·a·list·of·variable·bindings.·To·retrieve·the·value·of·<code·class="inline">Variable</code> |
| 206 | (given·as·an·atom),·use·function | 206 | (given·as·an·atom),·use·function |
| 207 | <a·href="int.html#get_binding/2"><code·class="inline">int:get_binding(Variable,·Bindings)</code></a>.·The·function | 207 | <a·href="int.html#get_binding/2"><code·class="inline">int:get_binding(Variable,·Bindings)</code></a>.·The·function |
| 208 | returns·<code·class="inline">unbound</code>·or·<code·class="inline">{value,Value}</code>.</p><p><img·src="assets/cond_break_dialog.jpg"·alt="Conditional·Break·Dialog·Window"·title="Conditional·Break·Dialog·Window"/></p><p>Right-click·the·<em>Module</em>·entry·to·open·a·popup·menu·from·which·the·appropriate | 208 | returns·<code·class="inline">unbound</code>·or·<code·class="inline">{value,Value}</code>.</p><p><img·src="assets/cond_break_dialog.jpg"·alt="Conditional·Break·Dialog·Window"·title="Conditional·Break·Dialog·Window"/></p><p>Right-click·the·<em>Module</em>·entry·to·open·a·popup·menu·from·which·the·appropriate |
| 209 | module·can·be·selected.</p><p><em>Example:</em></p><p>A·conditional·breakpoint·calling·<code·class="inline">c_test:c_break/1</code>·is·added·at·line·6·in·module | 209 | module·can·be·selected.</p><p><em>Example:</em></p><p>A·conditional·breakpoint·calling·<code·class="inline">c_test:c_break/1</code>·is·added·at·line·6·in·module |
| 210 | <code·class="inline">fact</code>.·Each·time·the·breakpoint·is·reached,·the·function·is·called.·When·<code·class="inline">N</code>·is | 210 | <code·class="inline">fact</code>.·Each·time·the·breakpoint·is·reached,·the·function·is·called.·When·<code·class="inline">N</code>·is |
| 211 | equal·to·3,·the·function·returns·<code·class="inline">true</code>·and·the·process·stops.</p><p>Extract·from·<code·class="inline">fact.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">5</span><span·class="p">.</span><span·class="w">·</span><span·class="nf">fac</span><span·class="p"·data-group-id="34 | 211 | equal·to·3,·the·function·returns·<code·class="inline">true</code>·and·the·process·stops.</p><p>Extract·from·<code·class="inline">fact.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">5</span><span·class="p">.</span><span·class="w">·</span><span·class="nf">fac</span><span·class="p"·data-group-id="5374753122-1">(</span><span·class="mi">0</span><span·class="p"·data-group-id="5374753122-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">1</span><span·class="p">;</span><span·class="w"> |
| 212 | </span><span·class="mi">6</span><span·class="p">.</span><span·class="w">·</span><span·class="nf">fac</span><span·class="p"·data-group-id="34 | 212 | </span><span·class="mi">6</span><span·class="p">.</span><span·class="w">·</span><span·class="nf">fac</span><span·class="p"·data-group-id="5374753122-2">(</span><span·class="n">N</span><span·class="p"·data-group-id="5374753122-2">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·c[·...·truncated·by·diffoscope;·len:·961,·SHA:·544e390a9289204deef459fba119f094f0c9163e688d87f504eb1e916ccb5cd3·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 213 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 213 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1029330466-2">(</span><span·class="p"·data-group-id="1029330466-3">[</span><span·class="ss">c_break</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="1029330466-3">]</span><span·class="p"·data-group-id="1029330466-2">)</span><span·class="p">.</span><span·class="w"> |
| 214 | </span><span·class="nf">c_break</span><span·class="p"·data-group-id=" | 214 | </span><span·class="nf">c_break</span><span·class="p"·data-group-id="1029330466-4">(</span><span·class="n">Bindings</span><span·class="p"·data-group-id="1029330466-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">int</span><span·class="p">:</span><span·class="nf">get_binding</span><span·class="p"·data-group-id=" | 215 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">int</span><span·class="p">:</span><span·class="nf">get_binding</span><span·class="p"·data-group-id="1029330466-5">(</span><span·class="ss">'N'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bindings</span><span·class="p"·data-group-id="1029330466-5">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 216 | ········</span><span·class="p"·data-group-id=" | 216 | ········</span><span·class="p"·data-group-id="1029330466-6">{</span><span·class="ss">value</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">3</span><span·class="p"·data-group-id="1029330466-6">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 217 | ············</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 217 | ············</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 218 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 218 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 219 | ············</span><span·class="ss">false</span><span·class="w"> | 219 | ············</span><span·class="ss">false</span><span·class="w"> |
| 220 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="function-breakpoints"·class="section-heading"> | 220 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="function-breakpoints"·class="section-heading"> |
| 221 | ··<a·href="#function-breakpoints"·class="hover-link"> | 221 | ··<a·href="#function-breakpoints"·class="hover-link"> |
| 222 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 222 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 223 | ··</a> | 223 | ··</a> |
| Offset 231, 20 lines modified | Offset 231, 20 lines modified | ||
| 231 | ··<a·href="#stack-trace"·class="hover-link"> | 231 | ··<a·href="#stack-trace"·class="hover-link"> |
| 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 233 | ··</a> | 233 | ··</a> |
| 234 | ··<span·class="text">Stack·Trace</span> | 234 | ··<span·class="text">Stack·Trace</span> |
| 235 | </h2> | 235 | </h2> |
| 236 | <p>The·Erlang·emulator·keeps·track·of·a·<em>stack·trace</em>,·information·about·recent | 236 | <p>The·Erlang·emulator·keeps·track·of·a·<em>stack·trace</em>,·information·about·recent |
| 237 | function·calls.·This·information·is·used·if·an·error·occurs,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="k">catch</span><span·class="w">·</span><span·class="ss">a</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 237 | function·calls.·This·information·is·used·if·an·error·occurs,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="k">catch</span><span·class="w">·</span><span·class="ss">a</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 238 | </span><span·class="p"·data-group-id="9 | 238 | </span><span·class="p"·data-group-id="9232534377-1">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="p"·data-group-id="9232534377-2">{</span><span·class="ss">badarith</span><span·class="p">,</span><span·class="p"·data-group-id="9232534377-3">[</span><span·class[·...·truncated·by·diffoscope;·len:·504,·SHA:·db4cf080856454fdb7a241076699524616810afee2c9ec55052602880c811f77·...·]77-4">}</span><span·class="p">,</span><span·class="w"> |
| 239 | ···················</span><span·class="p"·data-group-id="9 | 239 | ···················</span><span·class="p"·data-group-id="9232534377-7">{</span><span·class="ss">erl_eval</span><span·class="p">,</span><span·class="ss">do_apply</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="p"·data-group-id="9232534377-8">[</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·487,·SHA:·70ba7d45e3e41ea5d96c6dcb019a55709478a11bf960bc3e2d13f2b910c3021d·...·]77-7">}</span><span·class="p">,</span><span·class="w"> |
| 240 | ···················</span><span·class="p"·data-group-id="9 | 240 | ···················</span><span·class="p"·data-group-id="9232534377-11">{</span><span·class="ss">erl_eval</span><span·class="p">,</span><span·class="ss">expr</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="p"·data-group-id="9232534377-12">[</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·488,·SHA:·a10e1a06a657830c819fed96d9bf2536803d1f8fecea3bd52063ed2b3db40494·...·]77-11">}</span><span·class="p">,</span><span·class="w"> |
| 241 | ···················</span><span·class="p"·data-group-id="9 | 241 | ···················</span><span·class="p"·data-group-id="9232534377-15">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">exprs</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="p"·data-group-id="9232534377-16">[</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·483,·SHA:·0b78f4469c37d277fa2bc78c76f67add19373b4bf7b55d41eca9a1538c5c9b14·...·]77-15">}</span><span·class="p">,</span><span·class="w"> |
| 242 | ···················</span><span·class="p"·data-group-id="9838366177-19">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">eval_exprs</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="p"·data-group-id="9838366177-20">[</span><span·class="p"·data-group-id="9838366177-21">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="s">"shell.erl"</span><span·class="p"·data-group-id="9838366177-21">}</span><span·class="p">,</span><span·class="p"·data-group-id="9838366177-22">{</span><span·class="ss">line</span><span·class="p">,</span><span·class="mi">629</span><span·class="p"·data-group-id="9838366177-22">}</span><span·class="p"·data-group-id="9838366177-20">]</span><span·class="p"·data-group-id="9838366177-19">}</span><span·class="p">,</span><span·class="w"> | ||
| 243 | ···················</span><span·class="p"·data-group-id="9 | 242 | ···················</span><span·class="p"·data-group-id="9232534377-19">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">eval_exprs</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="p"·data-group-id="9232534377-20">[</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·543,·SHA:·f4ad4bc81d470375e75484649d901bad8442a4942243fd8022791aacec517ace·...·] |
| 243 | ···················</span><span·class="p"·data-group-id="9232534377-23">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">eval_loop</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="p"·data-group-id="9232534377-24">[</span><span·class="p"·data-group-id="9232534377-25">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="s">"shell.erl"</span><span·class="p"·data-group-id="9232534377-25">}</span><span·class="p">,</span><span·class="p"·data-group-id="9232534377-26">{</span><span·class="ss">line</span><span·class="p">,</span><span·class="mi">614</span><span·class="p"·data-group-id="9232534377-26">}</span><span·class="p"·data-group-id="9232534377-24">]</span><span·class="p"·data-group-id="9232534377-23">}</span><span·class="p"·data-group-id="9232534377-3">]</span><span·class="p"·data-group-id="9232534377-2">}</span><span·class="p"·data-group-id="9232534377-1">}</span></code></pre><p>For·details·about·the·stack·trace,·see·section | ||
| 244 | <a·href="../../../../doc/system/errors.html">Errors·and·Error·Handling</a>·in·the·Erlang·Reference | 244 | <a·href="../../../../doc/system/errors.html">Errors·and·Error·Handling</a>·in·the·Erlang·Reference |
| 245 | Manual.</p><p>Debugger·emulates·the·stack·trace·by·keeping·track·of·recently·called | 245 | Manual.</p><p>Debugger·emulates·the·stack·trace·by·keeping·track·of·recently·called |
| 246 | interpreted·functions.·(The·real·stack·trace·cannot·be·used,·as·it·shows·which | 246 | interpreted·functions.·(The·real·stack·trace·cannot·be·used,·as·it·shows·which |
| 247 | functions·of·Debugger·have·been·called,·rather·than·which·interpreted | 247 | functions·of·Debugger·have·been·called,·rather·than·which·interpreted |
| 248 | functions.)</p><p>This·information·can·be·used·to·traverse·the·chain·of·function·calls,·using·the | 248 | functions.)</p><p>This·information·can·be·used·to·traverse·the·chain·of·function·calls,·using·the |
| 249 | <em>Up</em>·and·<em>Down</em>·buttons·in·the | 249 | <em>Up</em>·and·<em>Down</em>·buttons·in·the |
| 250 | <a·href="debugger_chapter.html#attach">Attach·Process·window</a>.</p><p>By·default,·Debugger·only·saves·information·about·recursive·function·calls,·that | 250 | <a·href="debugger_chapter.html#attach">Attach·Process·window</a>.</p><p>By·default,·Debugger·only·saves·information·about·recursive·function·calls,·that |
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| 543 | ······<p·class="built-using"> | 543 | ······<p·class="built-using"> |
| 544 | ········Built·using | 544 | ········Built·using |
| 545 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 545 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 546 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 546 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 547 | ······</p> | 547 | ······</p> |
| 548 | <p>Copyright·©·1996-202 | 548 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 549 | ····</footer> | 549 | ····</footer> |
| 550 | ··</div> | 550 | ··</div> |
| 551 | </main> | 551 | </main> |
| 552 | </div> | 552 | </div> |
| 553 | <script> | 553 | <script> |
| 554 | ··function·mermaidLoaded()·{ | 554 | ··function·mermaidLoaded()·{ |
| 555 | ····mermaid.initialize({ | 555 | ····mermaid.initialize({ |
| Offset 130, 17 lines modified | Offset 130, 17 lines modified | ||
| 130 | ····<section·id="moduledoc"> | 130 | ····<section·id="moduledoc"> |
| 131 | <p>Debugger/Interpreter·Interface.</p><p>The·<code·class="inline">i</code>·module·provides·short·forms·for·some·of·the·functions·used·by·the | 131 | <p>Debugger/Interpreter·Interface.</p><p>The·<code·class="inline">i</code>·module·provides·short·forms·for·some·of·the·functions·used·by·the |
| 132 | graphical·Debugger·and·some·of·the·functions·in·module·<a·href="int.html"><code·class="inline">int</code></a>,·the·Erlang | 132 | graphical·Debugger·and·some·of·the·functions·in·module·<a·href="int.html"><code·class="inline">int</code></a>,·the·Erlang |
| 133 | interpreter.</p><p>This·module·also·provides·facilities·for·displaying·status·information·about | 133 | interpreter.</p><p>This·module·also·provides·facilities·for·displaying·status·information·about |
| 134 | interpreted·processes·and·break·points.</p><p>It·is·possible·to·attach·to·interpreted·processes·by·only·giving·the·corresponding | 134 | interpreted·processes·and·break·points.</p><p>It·is·possible·to·attach·to·interpreted·processes·by·only·giving·the·corresponding |
| 135 | process·identity.·By·default,·an·attachment·window·is·displayed.·Processes | 135 | process·identity.·By·default,·an·attachment·window·is·displayed.·Processes |
| 136 | at·other·Erlang·nodes·can·be·attached·manually·or·automatically.</p><p>The·functions·in·this·module·are·defined·in·the·Erlang·shell.·That·is, | 136 | at·other·Erlang·nodes·can·be·attached·manually·or·automatically.</p><p>The·functions·in·this·module·are·defined·in·the·Erlang·shell.·That·is, |
| 137 | they·can·be·called·without·the·<code·class="inline">i:</code>·prefix.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">ii</span><span·class="p"·data-group-id=" | 137 | they·can·be·called·without·the·<code·class="inline">i:</code>·prefix.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">ii</span><span·class="p"·data-group-id="5653459991-1">(</span><span·class="ss">t</span><span·class="p"·data-group-id="5653459991-1">)</span><span·class="p">.</span><span·class="w"> |
| 138 | </span><span·class="p"·data-group-id=" | 138 | </span><span·class="p"·data-group-id="5653459991-2">{</span><span·class="ss">module</span><span·class="p">,</span><span·class="ss">t</span><span·class="p"·data-group-id="5653459991-2">}</span><span·class="gp·unselectable"> |
| 139 | 2>·</span><span·class="nf">iaa</span><span·class="p"·data-group-id=" | 139 | 2>·</span><span·class="nf">iaa</span><span·class="p"·data-group-id="5653459991-3">(</span><span·class="p"·data-group-id="5653459991-4">[</span><span·class="ss">init</span><span·class="p"·data-group-id="5653459991-4">]</span><span·class="p"·data-group-id="5653459991-3">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="ss">true</span></code></pre> | 140 | </span><span·class="ss">true</span></code></pre> |
| 141 | ····</section> | 141 | ····</section> |
| 142 | </div> | 142 | </div> |
| 143 | ··<section·id="summary"·class="details-list"> | 143 | ··<section·id="summary"·class="details-list"> |
| 144 | ····<h1·class="section-heading"> | 144 | ····<h1·class="section-heading"> |
| Offset 1288, 15 lines modified | Offset 1288, 15 lines modified | ||
| 1288 | ······<p·class="built-using"> | 1288 | ······<p·class="built-using"> |
| 1289 | ········Built·using | 1289 | ········Built·using |
| 1290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1292 | ······</p> | 1292 | ······</p> |
| 1293 | <p>Copyright·©·1996-202 | 1293 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1294 | ····</footer> | 1294 | ····</footer> |
| 1295 | ··</div> | 1295 | ··</div> |
| 1296 | </main> | 1296 | </main> |
| 1297 | </div> | 1297 | </div> |
| 1298 | <script> | 1298 | <script> |
| 1299 | ··function·mermaidLoaded()·{ | 1299 | ··function·mermaidLoaded()·{ |
| 1300 | ····mermaid.initialize({ | 1300 | ····mermaid.initialize({ |
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| 670 | ·························Args·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()].</pre> | 670 | ·························Args·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()].</pre> |
| 671 | ······</div> | 671 | ······</div> |
| 672 | <p>Sets·when·and·how·to·attach·automatically·to·a·process·executing·code | 672 | <p>Sets·when·and·how·to·attach·automatically·to·a·process·executing·code |
| 673 | in·interpreted·modules.</p><p>By·default·when·the·interpreter·is·started,·automatic·attach·is·disabled.</p><p>If·<code·class="inline">Flags</code>·is·an·empty·list,·automatic·attach·is·disabled.</p><p>Otherwise·<code·class="inline">Flags</code>·should·be·a·list·containing··at·least·one·of·the·following | 673 | in·interpreted·modules.</p><p>By·default·when·the·interpreter·is·started,·automatic·attach·is·disabled.</p><p>If·<code·class="inline">Flags</code>·is·an·empty·list,·automatic·attach·is·disabled.</p><p>Otherwise·<code·class="inline">Flags</code>·should·be·a·list·containing··at·least·one·of·the·following |
| 674 | flags:</p><ul><li><code·class="inline">init</code>·-·Attach·when·a·process·for·the·first·time·calls·an·interpreted | 674 | flags:</p><ul><li><code·class="inline">init</code>·-·Attach·when·a·process·for·the·first·time·calls·an·interpreted |
| 675 | function.</li><li><code·class="inline">break</code>·-·Attach·whenever·a·process·reaches·a·breakpoint.</li><li><code·class="inline">exit</code>·-·Attach·when·a·process·terminates.</li></ul><p>When·the·specified·event·occurs,·the·function·<code·class="inline">Function</code>·is·called·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">spawn</span><span·class="p"·data-group-id="43 | 675 | function.</li><li><code·class="inline">break</code>·-·Attach·whenever·a·process·reaches·a·breakpoint.</li><li><code·class="inline">exit</code>·-·Attach·when·a·process·terminates.</li></ul><p>When·the·specified·event·occurs,·the·function·<code·class="inline">Function</code>·is·called·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">spawn</span><span·class="p"·data-group-id="2433715011-1">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2433715011-2">[</span><span·class="n">Pid</span><sp[·...·truncated·by·diffoscope;·len:·189,·SHA:·079d07afd2affbf54fc2c1fa10958a279cfa0ebee5e11bbef346848a362d16fb·...·]1-1">)</span></code></pre><p><code·class="inline">Pid</code>·is·the·pid·of·the·process·executing·interpreted·code.</p> |
| 676 | ··</section> | 676 | ··</section> |
| 677 | </section> | 677 | </section> |
| 678 | <section·class="detail"·id="break/2"> | 678 | <section·class="detail"·id="break/2"> |
| 679 | ··<div·class="detail-header"> | 679 | ··<div·class="detail-header"> |
| 680 | ····<a·href="#break/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 680 | ····<a·href="#break/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 681 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 681 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 1399 | ······<p·class="built-using"> | 1399 | ······<p·class="built-using"> |
| 1400 | ········Built·using | 1400 | ········Built·using |
| 1401 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1401 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1402 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1402 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1403 | ······</p> | 1403 | ······</p> |
| 1404 | <p>Copyright·©·1996-202 | 1404 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1405 | ····</footer> | 1405 | ····</footer> |
| 1406 | ··</div> | 1406 | ··</div> |
| 1407 | </main> | 1407 | </main> |
| 1408 | </div> | 1408 | </div> |
| 1409 | <script> | 1409 | <script> |
| 1410 | ··function·mermaidLoaded()·{ | 1410 | ··function·mermaidLoaded()·{ |
| 1411 | ····mermaid.initialize({ | 1411 | ····mermaid.initialize({ |
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| 188 | ······<p·class="built-using"> | 188 | ······<p·class="built-using"> |
| 189 | ········Built·using | 189 | ········Built·using |
| 190 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 190 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 191 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 191 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 192 | ······</p> | 192 | ······</p> |
| 193 | <p>Copyright·©·1996-202 | 193 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 194 | ····</footer> | 194 | ····</footer> |
| 195 | ··</div> | 195 | ··</div> |
| 196 | </main> | 196 | </main> |
| 197 | </div> | 197 | </div> |
| 198 | <script> | 198 | <script> |
| 199 | ··function·mermaidLoaded()·{ | 199 | ··function·mermaidLoaded()·{ |
| 200 | ····mermaid.initialize({ | 200 | ····mermaid.initialize({ |
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| 135 | ··<a·href="#fixed-bugs-and-malfunctions"·class="hover-link"> | 135 | ··<a·href="#fixed-bugs-and-malfunctions"·class="hover-link"> |
| 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 137 | ··</a> | 137 | ··</a> |
| 138 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> | 138 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> |
| 139 | </h3> | 139 | </h3> |
| 140 | <ul><li><p>Defining·a·fun·in·the·shell·using·the·syntax·<code·class="inline">fun·Name/Arity</code>·would·fail.·This·has·been·corrected·so·that·the·following·now·works:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nb">is_atom</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 140 | <ul><li><p>Defining·a·fun·in·the·shell·using·the·syntax·<code·class="inline">fun·Name/Arity</code>·would·fail.·This·has·been·corrected·so·that·the·following·now·works:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nb">is_atom</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 141 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> | 141 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> |
| 142 | >·</span><span·class="n">F</span><span·class="p"·data-group-id=" | 142 | >·</span><span·class="n">F</span><span·class="p"·data-group-id="6094281210-1">(</span><span·class="ss">a</span><span·class="p"·data-group-id="6094281210-1">)</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 143 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 144 | 3>·</span><span·class="n">Id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">id</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 144 | 3>·</span><span·class="n">Id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">id</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 145 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> | 145 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> |
| 146 | 4>·</span><span·class="n">Id</span><span·class="p"·data-group-id=" | 146 | 4>·</span><span·class="n">Id</span><span·class="p"·data-group-id="6094281210-2">(</span><span·class="mi">42</span><span·class="p"·data-group-id="6094281210-2">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="gt">**·exception·error:·undefined·shell·command·id/1</span><span·class="gp·unselectable"> | 147 | </span><span·class="gt">**·exception·error:·undefined·shell·command·id/1</span><span·class="gp·unselectable"> |
| 148 | 5>·</span><span·class="nf">id</span><span·class="p"·data-group-id=" | 148 | 5>·</span><span·class="nf">id</span><span·class="p"·data-group-id="6094281210-3">(</span><span·class="n">I</span><span·class="p"·data-group-id="6094281210-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">I</span><span·class="p">.</span><span·class="w"> |
| 149 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 149 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 150 | 6>·</span><span·class="n">Id</span><span·class="p"·data-group-id=" | 150 | 6>·</span><span·class="n">Id</span><span·class="p"·data-group-id="6094281210-4">(</span><span·class="mi">42</span><span·class="p"·data-group-id="6094281210-4">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="mi">42</span></code></pre><p>The·Debugger·has·also·been·corrected·to·correctly·handle·this·syntax·for·a·BIF.</p><p>Own·Id:·OTP-19322·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8963"·title="">GH-8963</a>,·<a·href="https://github.com/erlang/otp/pull/8987"·title="">PR-8987</a></p></li></ul><h3·id="improvements-and-new-features"·class="section-heading"> | 151 | </span><span·class="mi">42</span></code></pre><p>The·Debugger·has·also·been·corrected·to·correctly·handle·this·syntax·for·a·BIF.</p><p>Own·Id:·OTP-19322·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8963"·title="">GH-8963</a>,·<a·href="https://github.com/erlang/otp/pull/8987"·title="">PR-8987</a></p></li></ul><h3·id="improvements-and-new-features"·class="section-heading"> |
| 152 | ··<a·href="#improvements-and-new-features"·class="hover-link"> | 152 | ··<a·href="#improvements-and-new-features"·class="hover-link"> |
| 153 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 153 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 154 | ··</a> | 154 | ··</a> |
| 155 | ··<span·class="text">Improvements·and·New·Features</span> | 155 | ··<span·class="text">Improvements·and·New·Features</span> |
| 156 | </h3> | 156 | </h3> |
| 157 | <ul><li><p>Erlang/OTP·type·specifications·has·been·updated·to·eliminate·overlapping·domains.</p><p>Own·Id:·OTP-19310·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8810"·title="">GH-8810</a>,·<a·href="https://github.com/erlang/otp/issues/8821"·title="">GH-8821</a>,·<a·href="https://github.com/erlang/otp/pull/8986"·title="">PR-8986</a></p></li></ul><h2·id="debugger-5-4"·class="section-heading"> | 157 | <ul><li><p>Erlang/OTP·type·specifications·has·been·updated·to·eliminate·overlapping·domains.</p><p>Own·Id:·OTP-19310·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8810"·title="">GH-8810</a>,·<a·href="https://github.com/erlang/otp/issues/8821"·title="">GH-8821</a>,·<a·href="https://github.com/erlang/otp/pull/8986"·title="">PR-8986</a></p></li></ul><h2·id="debugger-5-4"·class="section-heading"> |
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| 988 | ······<p·class="built-using"> | 988 | ······<p·class="built-using"> |
| 989 | ········Built·using | 989 | ········Built·using |
| 990 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 990 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 991 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 991 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 992 | ······</p> | 992 | ······</p> |
| 993 | <p>Copyright·©·1996-202 | 993 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 994 | ····</footer> | 994 | ····</footer> |
| 995 | ··</div> | 995 | ··</div> |
| 996 | </main> | 996 | </main> |
| 997 | </div> | 997 | </div> |
| 998 | <script> | 998 | <script> |
| 999 | ··function·mermaidLoaded()·{ | 999 | ··function·mermaidLoaded()·{ |
| 1000 | ····mermaid.initialize({ | 1000 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:21:30,·uncompressed·size·20,·method=store |
| Offset 266, 35 lines modified | Offset 266, 35 lines modified | ||
| 266 | the·value·is·a·list,·it·is·used·as·is.·If·it·is·not·a·list,·it·is·put·into·a | 266 | the·value·is·a·list,·it·is·used·as·is.·If·it·is·not·a·list,·it·is·put·into·a |
| 267 | list.</p><p>The·list·is·appended·to·any·options·given·to·<a·href="#run/1"><code·class="inline">run/1</code></a>·or·on·the·command·line.</p><p>The·list·can·be·retrieved·with·<a·href="../../../../lib/compiler-8.5.5/doc/html/compile.html#env_compiler_options/0"><code·class="inline">compile:env_compiler_options/0</code></a>.</p><p>Currently·the·only·option·used·is·the | 267 | list.</p><p>The·list·is·appended·to·any·options·given·to·<a·href="#run/1"><code·class="inline">run/1</code></a>·or·on·the·command·line.</p><p>The·list·can·be·retrieved·with·<a·href="../../../../lib/compiler-8.5.5/doc/html/compile.html#env_compiler_options/0"><code·class="inline">compile:env_compiler_options/0</code></a>.</p><p>Currently·the·only·option·used·is·the |
| 268 | <a·href="dialyzer.html#error_location"><code·class="inline">error_location</code></a>·option.</p><p><em>Dialyzer·configuration·file:</em></p><p>Dialyzer's·configuration·file·may·also·be·used·to·augment·the·default·options | 268 | <a·href="dialyzer.html#error_location"><code·class="inline">error_location</code></a>·option.</p><p><em>Dialyzer·configuration·file:</em></p><p>Dialyzer's·configuration·file·may·also·be·used·to·augment·the·default·options |
| 269 | and·those·given·directly·to·the·Dialyzer·command.·It·is·commonly·used·to·avoid | 269 | and·those·given·directly·to·the·Dialyzer·command.·It·is·commonly·used·to·avoid |
| 270 | repeating·options·which·would·otherwise·need·to·be·given·explicitly·to·Dialyzer | 270 | repeating·options·which·would·otherwise·need·to·be·given·explicitly·to·Dialyzer |
| 271 | on·every·invocation.</p><p>The·location·of·the·configuration·file·can·be·set·via·the·<code·class="inline">DIALYZER_CONFIG</code> | 271 | on·every·invocation.</p><p>The·location·of·the·configuration·file·can·be·set·via·the·<code·class="inline">DIALYZER_CONFIG</code> |
| 272 | environment·variable,·and·defaults·to·within·the·<code·class="inline">user_config</code>·from | 272 | environment·variable,·and·defaults·to·within·the·<code·class="inline">user_config</code>·from |
| 273 | <a·href="../../../../lib/stdlib-6.2/doc/html/filename.html#basedir/3"><code·class="inline">filename:basedir/3</code></a>.</p><p>An·example·configuration·file's·contents·might·be:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id=" | 273 | <a·href="../../../../lib/stdlib-6.2/doc/html/filename.html#basedir/3"><code·class="inline">filename:basedir/3</code></a>.</p><p>An·example·configuration·file's·contents·might·be:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id="3415666005-1">{</span><span·class="ss">incremental</span><span·class="p">,</span><span·class="w"> |
| 274 | ········</span><span·class="p"·data-group-id=" | 274 | ········</span><span·class="p"·data-group-id="3415666005-2">{</span><span·class="ss">default_apps</span><span·class="p">,</span><span·class="p"·data-group-id="3415666005-3">[</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·109,·SHA:·eba27cc5966b183f74d4a3f215ee0d08e4eddafa57e0c1f58d62a451dabe5217·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 275 | ········</span><span·class="p"·data-group-id=" | 275 | ········</span><span·class="p"·data-group-id="3415666005-4">{</span><span·class="ss">default_warning_apps</span><span·class="p">,</span><span·class="p"·data-group-id="3415666005-5">[</span><span·class="ss">stdlib</span><span·class="p"·data-group-id="3415666005-5">]</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·bbdbe4a2aec9b1ab5af8ff6bc6058f6b1cc1d5b78c88706cc7978ab1767e6756·...·]-4">}</span><span·class="w"> |
| 276 | ······</span><span·class="p"·data-group-id=" | 276 | ······</span><span·class="p"·data-group-id="3415666005-1">}</span><span·class="p">.</span><span·class="w"> |
| 277 | ······</span><span·class="p"·data-group-id="6748007147-6">{</span><span·class="ss">warnings</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6748007147-7">[</span><span·class="ss">no_improper_lists</span><span·class="p"·data-group-id="6748007147-7">]</span><span·class="p"·data-group-id="6748007147-6">}</span><span·class="p">.</span><span·class="w"> | ||
| 278 | ······</span><span·class="p"·data-group-id="6748007147-8">{</span><span·class="ss">add_pathsa</span><span·class="p">,</span><span·class="p"·data-group-id="6748007147-9">[</span><span·class="s">"/users/samwise/potatoes/ebin"</span><span·class="p"·data-group-id="6748007147-9">]</span><span·class="p"·data-group-id="6748007147-8">}</span><span·class="p">.</span><span·class="w"> | ||
| 279 | ······</span><span·class="p"·data-group-id=" | 277 | ······</span><span·class="p"·data-group-id="3415666005-6">{</span><span·class="ss">warnings</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3415666005-7">[</span><span·class="ss">no_improper_lists</span><span·class="p"·data-group-id="3415666005-7">]</span><span·c[·...·truncated·by·diffoscope;·len:·84,·SHA:·0ca9df53d76ffd9d3d3b1f50cc2cbc65afacdbdb3bd27eaf8ec725c2627831e5·...·]"> |
| 278 | ······</span><span·class="p"·data-group-id="3415666005-8">{</span><span·class="ss">add_pathsa</span><span·class="p">,</span><span·class="p"·data-group-id="3415666005-9">[</span><span·class="s">"/users/samwise/potatoes/ebin"</span><span·class="p"·data-group-id="3415666005-9">]</span><span·class="p"·data-group-id="3415666005-8">}</span><span·class="p">.</span><span·class="w"> | ||
| 279 | ······</span><span·class="p"·data-group-id="3415666005-10">{</span><span·class="ss">add_pathsz</span><span·class="p">,</span><span·class="p"·data-group-id="3415666005-11">[</span><span·class="s">"/users/smeagol/fish/ebin"</span><span·class="p"·data-group-id="3415666005-11">]</span><span·class="p"·data-group-id="3415666005-10">}</span><span·class="p">.</span></code></pre><p><a·href=""·id="suppression"></a></p><h2·id="module-requesting-or-suppressing-warnings-in-source-files"·class="section-heading"> | ||
| 280 | ··<a·href="#module-requesting-or-suppressing-warnings-in-source-files"·class="hover-link"> | 280 | ··<a·href="#module-requesting-or-suppressing-warnings-in-source-files"·class="hover-link"> |
| 281 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 281 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 282 | ··</a> | 282 | ··</a> |
| 283 | ··<span·class="text">Requesting·or·Suppressing·Warnings·in·Source·Files</span> | 283 | ··<span·class="text">Requesting·or·Suppressing·Warnings·in·Source·Files</span> |
| 284 | </h2> | 284 | </h2> |
| 285 | <p>Attribute·<code·class="inline">-dialyzer()</code>·can·be·used·for·turning·off·warnings·in·a·module·by | 285 | <p>Attribute·<code·class="inline">-dialyzer()</code>·can·be·used·for·turning·off·warnings·in·a·module·by |
| 286 | specifying·functions·or·warning·options.·For·example,·to·turn·off·all·warnings | 286 | specifying·functions·or·warning·options.·For·example,·to·turn·off·all·warnings |
| 287 | for·the·function·<code·class="inline">f/0</code>,·include·the·following·line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">dialyzer</span><span·class="p"·data-group-id="5 | 287 | for·the·function·<code·class="inline">f/0</code>,·include·the·following·line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">dialyzer</span><span·class="p"·data-group-id="5593524242-1">(</span><span·class="p"·data-group-id="5593524242-2">{</span><span·class="ss">nowarn_function</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·73,·SHA:·2d4b87b0ded986eea64669875d124d525cecb19f540ed9fd7648be7e197e5936·...·]-1">)</span><span·class="p">.</span></code></pre><p>To·turn·off·warnings·for·improper·lists,·add·the·following·line·to·the·source |
| 288 | file:</p><pre><code·class="text">-dialyzer(no_improper_lists).</code></pre><p>Attribute·<code·class="inline">-dialyzer()</code>·is·allowed·after·function·declarations.·Lists·of·warning | 288 | file:</p><pre><code·class="text">-dialyzer(no_improper_lists).</code></pre><p>Attribute·<code·class="inline">-dialyzer()</code>·is·allowed·after·function·declarations.·Lists·of·warning |
| 289 | options·or·functions·are·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">dialyzer</span><span·class="p"·data-group-id=" | 289 | options·or·functions·are·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">dialyzer</span><span·class="p"·data-group-id="2612717460-1">(</span><span·class="p"·data-group-id="2612717460-2">[</span><span·class="p"·data-group-id="2612717460-3">{</span><span·class="ss">nowarn_function</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2612717460[·...·truncated·by·diffoscope;·len:·1867,·SHA:·214d89ca0cb5c2b91f84849a359d7326a8c78457d7b6a6cab537f26359962321·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·warning·option·for·underspecified·functions,·<code·class="inline">-Wunderspecs</code>,·can·result·in |
| 290 | useful·warnings,·but·often·functions·with·specifications·that·are·strictly·more | 290 | useful·warnings,·but·often·functions·with·specifications·that·are·strictly·more |
| 291 | allowing·than·the·success·typing·cannot·easily·be·modified·to·be·less·allowing. | 291 | allowing·than·the·success·typing·cannot·easily·be·modified·to·be·less·allowing. |
| 292 | To·turn·off·the·warning·for·underspecified·function·<code·class="inline">f/0</code>,·include·the·following | 292 | To·turn·off·the·warning·for·underspecified·function·<code·class="inline">f/0</code>,·include·the·following |
| 293 | line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">dialyzer</span><span·class="p"·data-group-id=" | 293 | line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">dialyzer</span><span·class="p"·data-group-id="9728390036-1">(</span><span·class="p"·data-group-id="9728390036-2">{</span><span·class="ss">no_underspecs</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·72,·SHA:·549011fe9d057d1d3a065d89554969f8233c4281a68e1093ab73641ab46ee156·...·]-1">)</span><span·class="p">.</span></code></pre><p>For·help·on·the·warning·options,·use·<code·class="inline">dialyzer·-Whelp</code>.·The·options·are·also |
| 294 | enumerated,·see·type·<a·href="#t:warn_option/0"><code·class="inline">warn_option/0</code></a>.</p><p>Attribute·<code·class="inline">-dialyzer()</code>·can·also·be·used·for·turning·on·warnings.·For·example, | 294 | enumerated,·see·type·<a·href="#t:warn_option/0"><code·class="inline">warn_option/0</code></a>.</p><p>Attribute·<code·class="inline">-dialyzer()</code>·can·also·be·used·for·turning·on·warnings.·For·example, |
| 295 | if·a·module·has·been·fixed·regarding·unmatched·returns,·adding·the·following | 295 | if·a·module·has·been·fixed·regarding·unmatched·returns,·adding·the·following |
| 296 | line·can·help·in·assuring·that·no·new·unmatched·return·warnings·are·introduced:</p><pre><code·class="text">-dialyzer(unmatched_returns).</code></pre> | 296 | line·can·help·in·assuring·that·no·new·unmatched·return·warnings·are·introduced:</p><pre><code·class="text">-dialyzer(unmatched_returns).</code></pre> |
| 297 | ····</section> | 297 | ····</section> |
| 298 | </div> | 298 | </div> |
| Offset 854, 15 lines modified | Offset 854, 15 lines modified | ||
| 854 | ······<p·class="built-using"> | 854 | ······<p·class="built-using"> |
| 855 | ········Built·using | 855 | ········Built·using |
| 856 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 856 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 857 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 857 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 858 | ······</p> | 858 | ······</p> |
| 859 | <p>Copyright·©·1996-202 | 859 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 860 | ····</footer> | 860 | ····</footer> |
| 861 | ··</div> | 861 | ··</div> |
| 862 | </main> | 862 | </main> |
| 863 | </div> | 863 | </div> |
| 864 | <script> | 864 | <script> |
| 865 | ··function·mermaidLoaded()·{ | 865 | ··function·mermaidLoaded()·{ |
| 866 | ····mermaid.initialize({ | 866 | ····mermaid.initialize({ |
| Offset 205, 37 lines modified | Offset 205, 37 lines modified | ||
| 205 | spec·is·invalid·with·respect·to·the·implementation.·However,·if·they·do·overlap, | 205 | spec·is·invalid·with·respect·to·the·implementation.·However,·if·they·do·overlap, |
| 206 | Dialyzer·will·proceed·under·the·assumption·that·the·correct·type·for·the·given | 206 | Dialyzer·will·proceed·under·the·assumption·that·the·correct·type·for·the·given |
| 207 | function·is·the·intersection·of·the·inferred·type·and·the·specified·type·(the | 207 | function·is·the·intersection·of·the·inferred·type·and·the·specified·type·(the |
| 208 | rationale·being·that·the·user·may·know·something·that·Dialyzer·itself·cannot | 208 | rationale·being·that·the·user·may·know·something·that·Dialyzer·itself·cannot |
| 209 | deduce).·One·implication·of·this·is·that·if·the·user·gives·a·spec·for·a·function | 209 | deduce).·One·implication·of·this·is·that·if·the·user·gives·a·spec·for·a·function |
| 210 | which·overlaps·with·Dialyzer's·inferred·type,·but·is·more·restrictive,·Dialyzer | 210 | which·overlaps·with·Dialyzer's·inferred·type,·but·is·more·restrictive,·Dialyzer |
| 211 | will·trust·those·restrictions.·This·may·then·generate·an·error·elsewhere·that | 211 | will·trust·those·restrictions.·This·may·then·generate·an·error·elsewhere·that |
| 212 | follows·from·the·erroneously·restricted·spec.</p><p><em>Examples:</em></p><p>Non-overlapping·argument:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="52 | 212 | follows·from·the·erroneously·restricted·spec.</p><p><em>Examples:</em></p><p>Non-overlapping·argument:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="5273193228-1">(</span><span·class="nf">boolean</span><span·class="p"·data-group-id="5273193228-2">(</span><span·class="p"·data-group-id="5273193228-2">)</span><span·class="p"·data-group-id="5273193228-1">)</span><span·class="w">·</span><span·class="p">-><[·...·truncated·by·diffoscope;·len:·154,·SHA:·2d1453e605afcbcda4d5441e74c60e42e780d22d8a782a466446d38fdeed8cb1·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 213 | </span><span·class="c1">%%·Dialyzer·will·infer:·foo(integer())·->·string().</span><span·class="w"> | 213 | </span><span·class="c1">%%·Dialyzer·will·infer:·foo(integer())·->·string().</span><span·class="w"> |
| 214 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="52 | 214 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="5273193228-4">(</span><span·class="n">N</span><span·class="p"·data-group-id="5273193228-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ····</span><span·class="nf">integer_to_list</span><span·class="p"·data-group-id="52 | 215 | ····</span><span·class="nf">integer_to_list</span><span·class="p"·data-group-id="5273193228-5">(</span><span·class="n">N</span><span·class="p"·data-group-id="5273193228-5">)</span><span·class="p">.</span></code></pre><p>Since·the·type·of·the·argument·in·the·spec·is·different·from·the·type·that |
| 216 | Dialyzer·inferred,·Dialyzer·will·generate·the·following·warning:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">some_module</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">7</span><span·class="p">:</span><span·class="mi">2</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Invalid</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><span·class="ss">specification</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 216 | Dialyzer·inferred,·Dialyzer·will·generate·the·following·warning:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">some_module</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">7</span><span·class="p">:</span><span·class="mi">2</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Invalid</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><span·class="ss">specification</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 217 | ·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">success</span><span·class="w">·</span><span·class="ss">typing</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">foo</span><span·class="w"> | 217 | ·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">success</span><span·class="w">·</span><span·class="ss">typing</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">foo</span><span·class="w"> |
| 218 | ··········</span><span·class="p"·data-group-id="9 | 218 | ··········</span><span·class="p"·data-group-id="0694225603-1">(</span><span·class="nf">integer</span><span·class="p"·data-group-id="0694225603-2">(</span><span·class="p"·data-group-id="0694225603-2">)</span><span·class="p"·data-group-id="0694225603-1">)</span><span·class="w">·</span><span·class="p">->[·...·truncated·by·diffoscope;·len:·156,·SHA:·7114b156d66f73f960fa0d7630552b8ffb81764af3d343ae05523093580b57fb·...·]-3">)</span><span·class="w"> |
| 219 | ·</span><span·class="n">But</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">spec</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">foo</span><span·class="w"> | 219 | ·</span><span·class="n">But</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">spec</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">foo</span><span·class="w"> |
| 220 | ··········</span><span·class="p"·data-group-id="9 | 220 | ··········</span><span·class="p"·data-group-id="0694225603-4">(</span><span·class="nf">boolean</span><span·class="p"·data-group-id="0694225603-5">(</span><span·class="p"·data-group-id="0694225603-5">)</span><span·class="p"·data-group-id="0694225603-4">)</span><span·class="w">·</span><span·class="p">->[·...·truncated·by·diffoscope;·len:·156,·SHA:·bc9dd765c8258b49cbb29cf840e656280e5a81e989c907d90a0862b5e6c9fdde·...·]-6">)</span><span·class="w"> |
| 221 | ·</span><span·class="n">They</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">overlap</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="mi">1</span><span·class="ss">st</span><span·class="w">·</span><span·class="ss">argument</span></code></pre><p>Non-overlapping·return:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 221 | ·</span><span·class="n">They</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">overlap</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="mi">1</span><span·class="ss">st</span><span·class="w">·</span><span·class="ss">argument</span></code></pre><p>Non-overlapping·return:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">bar</span><span·class="p"·data-group-id="1640333824-1">(</span><span·class="ss">a</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">b</span><span·class="p"·data-group-id="1640333824-1">)</span><span·class="w">·</span><span·class="p">-></span><span·c[·...·truncated·by·diffoscope;·len:·139,·SHA:·0d3a7c79004c1ecdfc193fe21c6bcb467847faa86a015d659f9f5a5a721d9518·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="c1">%%·Dialyzer·will·infer:·bar(a·|·b)·->·binary().</span><span·class="w"> | 222 | </span><span·class="c1">%%·Dialyzer·will·infer:·bar(a·|·b)·->·binary().</span><span·class="w"> |
| 223 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="5376130449-3">(</span><span·class="ss">a</span><span·class="p"·data-group-id="5376130449-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="5376130449-4"><<</span><span·class="s">"a"</span><span·class="p"·data-group-id="5376130449-4">>></span><span·class="p">;</span><span·class="w"> | ||
| 224 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 223 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="1640333824-3">(</span><span·class="ss">a</span><span·class="p"·data-group-id="1640333824-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="1640333824-4"><<</span><span·class="s">&quo[·...·truncated·by·diffoscope;·len:·116,·SHA:·6b3266ed71606f80182d44ab5d3f247673f8ae303c3522ed3af8b7aa79c3fdf1·...·] |
| 224 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="1640333824-5">(</span><span·class="ss">b</span><span·class="p"·data-group-id="1640333824-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="1640333824-6"><<</span><span·class="s">"b"</span><span·class="p"·data-group-id="1640333824-6">>></span><span·class="p">.</span></code></pre><p>Since·the·return·value·in·the·spec·and·the·return·value·inferred·by·Dialyzer·are | ||
| 225 | different,·Dialyzer·will·generate·the·following·warning:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">some_module</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">11</span><span·class="p">:</span><span·class="mi">2</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Invalid</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><span·class="ss">specification</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="ss">bar</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 225 | different,·Dialyzer·will·generate·the·following·warning:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">some_module</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">11</span><span·class="p">:</span><span·class="mi">2</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Invalid</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><span·class="ss">specification</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="ss">bar</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 226 | ·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">success</span><span·class="w">·</span><span·class="ss">typing</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">bar</span><span·class="w"> | 226 | ·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">success</span><span·class="w">·</span><span·class="ss">typing</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">bar</span><span·class="w"> |
| 227 | ··········</span><span·class="p"·data-group-id="2 | 227 | ··········</span><span·class="p"·data-group-id="2656486675-1">(</span><span·class="ss">'a'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'b'</span><span·class="p"·data-group-id="2656486675-1">)</span><span·class="w">·</span><span·class="p">[·...·truncated·by·diffoscope;·len:·210,·SHA:·c03fa7345618e868a4562b8122affef569ceff01034e9eab4b5f0defaa962d68·...·]-2">>></span><span·class="w"> |
| 228 | ·</span><span·class="n">But</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">spec</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">bar</span><span·class="w"> | 228 | ·</span><span·class="n">But</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">spec</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">bar</span><span·class="w"> |
| 229 | ··········</span><span·class="p"·data-group-id="2 | 229 | ··········</span><span·class="p"·data-group-id="2656486675-3">(</span><span·class="ss">'a'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'b'</span><span·class="p"·data-group-id="2656486675-3">)</span><span·class="w">·</span><span·class="p">[·...·truncated·by·diffoscope;·len:·158,·SHA:·1734564e6f169e728a6e00c9df5b7fa1d20ae303cce892bc40f7503bbbae07f3·...·]-4">)</span><span·class="w"> |
| 230 | ·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">return</span><span·class="w">·</span><span·class="ss">types</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">overlap</span></code></pre><p>Overlapping·spec·and·inferred·type:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">baz</span><span·class="p"·data-group-id=" | 230 | ·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">return</span><span·class="w">·</span><span·class="ss">types</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">overlap</span></code></pre><p>Overlapping·spec·and·inferred·type:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">baz</span><span·class="p"·data-group-id="3797029450-1">(</span><span·class="ss">a</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">b</span><span·class="p"·data-group-id="3797029450-1">)</span><span·class="w">·</span><span·class="p">-></span><span·c[·...·truncated·by·diffoscope;·len:·150,·SHA:·9a64a1f9351940331f83534de4cde0b9ae34139cc40ce8b7829f0d6e46b59226·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 231 | </span><span·class="c1">%%·Dialyzer·will·infer:·baz(b·|·c·|·d)·->·-1·|·0·|·1.</span><span·class="w"> | 231 | </span><span·class="c1">%%·Dialyzer·will·infer:·baz(b·|·c·|·d)·->·-1·|·0·|·1.</span><span·class="w"> |
| 232 | </span><span·class="nf">baz</span><span·class="p"·data-group-id=" | 232 | </span><span·class="nf">baz</span><span·class="p"·data-group-id="3797029450-3">(</span><span·class="ss">b</span><span·class="p"·data-group-id="3797029450-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="o">-</span><span·class="mi">1</span><span·class="p">;</span><span·class="w"> |
| 233 | </span><span·class="nf">baz</span><span·class="p"·data-group-id=" | 233 | </span><span·class="nf">baz</span><span·class="p"·data-group-id="3797029450-4">(</span><span·class="ss">c</span><span·class="p"·data-group-id="3797029450-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">0</span><span·class="p">;</span><span·class="w"> |
| 234 | </span><span·class="nf">baz</span><span·class="p"·data-group-id=" | 234 | </span><span·class="nf">baz</span><span·class="p"·data-group-id="3797029450-5">(</span><span·class="ss">d</span><span·class="p"·data-group-id="3797029450-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span></code></pre><p>Dialyzer·will·"trust"·the·spec·and·using·the·intersection·of·the·spec·and |
| 235 | inferred·type:</p><pre><code·class="text">baz(b)·->·0·|·1.</code></pre><p>Notice·how·the·<code·class="inline">c</code>·and·<code·class="inline">d</code>·from·the·argument·to·<code·class="inline">baz/1</code>·and·the·<code·class="inline">-1</code>·in·the | 235 | inferred·type:</p><pre><code·class="text">baz(b)·->·0·|·1.</code></pre><p>Notice·how·the·<code·class="inline">c</code>·and·<code·class="inline">d</code>·from·the·argument·to·<code·class="inline">baz/1</code>·and·the·<code·class="inline">-1</code>·in·the |
| 236 | return·from·the·inferred·type·were·dropped·once·the·spec·and·inferred·type·were | 236 | return·from·the·inferred·type·were·dropped·once·the·spec·and·inferred·type·were |
| 237 | intersected.·This·could·result·in·warnings·being·emitted·for·later·functions.</p><p>For·example,·if·<code·class="inline">baz/1</code>·is·called·like·this:</p><pre><code·class="text">call_baz1(A)·-> | 237 | intersected.·This·could·result·in·warnings·being·emitted·for·later·functions.</p><p>For·example,·if·<code·class="inline">baz/1</code>·is·called·like·this:</p><pre><code·class="text">call_baz1(A)·-> |
| 238 | ····case·baz(A)·of | 238 | ····case·baz(A)·of |
| 239 | ········-1·->·negative; | 239 | ········-1·->·negative; |
| 240 | ········0·->·zero; | 240 | ········0·->·zero; |
| 241 | ········1·->·positive | 241 | ········1·->·positive |
| Offset 302, 15 lines modified | Offset 302, 15 lines modified | ||
| 302 | ······<p·class="built-using"> | 302 | ······<p·class="built-using"> |
| 303 | ········Built·using | 303 | ········Built·using |
| 304 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 304 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 305 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 305 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 306 | ······</p> | 306 | ······</p> |
| 307 | <p>Copyright·©·1996-202 | 307 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 308 | ····</footer> | 308 | ····</footer> |
| 309 | ··</div> | 309 | ··</div> |
| 310 | </main> | 310 | </main> |
| 311 | </div> | 311 | </div> |
| 312 | <script> | 312 | <script> |
| 313 | ··function·mermaidLoaded()·{ | 313 | ··function·mermaidLoaded()·{ |
| 314 | ····mermaid.initialize({ | 314 | ····mermaid.initialize({ |
| Offset 1875, 15 lines modified | Offset 1875, 15 lines modified | ||
| 1875 | ······<p·class="built-using"> | 1875 | ······<p·class="built-using"> |
| 1876 | ········Built·using | 1876 | ········Built·using |
| 1877 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1877 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1878 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1878 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1879 | ······</p> | 1879 | ······</p> |
| 1880 | <p>Copyright·©·1996-202 | 1880 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1881 | ····</footer> | 1881 | ····</footer> |
| 1882 | ··</div> | 1882 | ··</div> |
| 1883 | </main> | 1883 | </main> |
| 1884 | </div> | 1884 | </div> |
| 1885 | <script> | 1885 | <script> |
| 1886 | ··function·mermaidLoaded()·{ | 1886 | ··function·mermaidLoaded()·{ |
| 1887 | ····mermaid.initialize({ | 1887 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 196, 15 lines modified | Offset 196, 15 lines modified | ||
| 196 | ······<p·class="built-using"> | 196 | ······<p·class="built-using"> |
| 197 | ········Built·using | 197 | ········Built·using |
| 198 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 198 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 199 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 199 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 200 | ······</p> | 200 | ······</p> |
| 201 | <p>Copyright·©·1996-202 | 201 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 202 | ····</footer> | 202 | ····</footer> |
| 203 | ··</div> | 203 | ··</div> |
| 204 | </main> | 204 | </main> |
| 205 | </div> | 205 | </div> |
| 206 | <script> | 206 | <script> |
| 207 | ··function·mermaidLoaded()·{ | 207 | ··function·mermaidLoaded()·{ |
| 208 | ····mermaid.initialize({ | 208 | ····mermaid.initialize({ |
| Offset 143, 15 lines modified | Offset 143, 15 lines modified | ||
| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 242, 15 lines modified | Offset 242, 15 lines modified | ||
| 242 | ······<p·class="built-using"> | 242 | ······<p·class="built-using"> |
| 243 | ········Built·using | 243 | ········Built·using |
| 244 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 244 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 245 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 245 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 246 | ······</p> | 246 | ······</p> |
| 247 | <p>Copyright·©·1996-202 | 247 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 248 | ····</footer> | 248 | ····</footer> |
| 249 | ··</div> | 249 | ··</div> |
| 250 | </main> | 250 | </main> |
| 251 | </div> | 251 | </div> |
| 252 | <script> | 252 | <script> |
| 253 | ··function·mermaidLoaded()·{ | 253 | ··function·mermaidLoaded()·{ |
| 254 | ····mermaid.initialize({ | 254 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:21:10,·uncompressed·size·20,·method=store |
| Offset 697, 20 lines modified | Offset 697, 20 lines modified | ||
| 697 | ······</div> | 697 | ······</div> |
| 698 | <p>Invoked·when·a·request·message·is·received·from·a·peer.·The·application·in·which | 698 | <p>Invoked·when·a·request·message·is·received·from·a·peer.·The·application·in·which |
| 699 | the·callback·takes·place·(that·is,·the·callback·module·as·configured·with | 699 | the·callback·takes·place·(that·is,·the·callback·module·as·configured·with |
| 700 | <a·href="diameter.html#start_service/2"><code·class="inline">diameter:start_service/2</code></a>)·is·determined·by·the·Application·Identifier·in·the | 700 | <a·href="diameter.html#start_service/2"><code·class="inline">diameter:start_service/2</code></a>)·is·determined·by·the·Application·Identifier·in·the |
| 701 | header·of·the·incoming·request·message,·the·selected·module·being·the·one·whose | 701 | header·of·the·incoming·request·message,·the·selected·module·being·the·one·whose |
| 702 | corresponding·dictionary·declares·itself·as·defining·either·the·application·in | 702 | corresponding·dictionary·declares·itself·as·defining·either·the·application·in |
| 703 | question·or·the·Relay·application.</p><p>The·argument·<a·href="#t:packet/0">packet()</a>·has·the·following·signature.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">diameter_packet</span><span·class="p"·data-group-id="9 | 703 | question·or·the·Relay·application.</p><p>The·argument·<a·href="#t:packet/0">packet()</a>·has·the·following·signature.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">diameter_packet</span><span·class="p"·data-group-id="9192475350-1">{</span><span·class="ss">header</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">diameter_header</span><span·class="p"·data-group-id="9192475350-2">{</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·dca7d8f46f63a0eccb23b8eae37a231b499d1a887d15b1a27027567febe37af3·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 704 | ·················</span><span·class="ss">avps</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9 | 704 | ·················</span><span·class="ss">avps</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9192475350-3">[</span><span·class="o">#</span><span·class="ss">diameter_avp</span><span·class="p"·data-group-id="9192475350-4">{</span><span·class="p"·data-group-id="9192475350-4">}</span><span·class="p"·data-group-id="9192475350-3">]</span><span·class="p">,</span><span·class="w"> |
| 705 | ·················</span><span·class="ss">msg</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record</span><span·class="p"·data-group-id="9 | 705 | ·················</span><span·class="ss">msg</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record</span><span·class="p"·data-group-id="9192475350-5">(</span><span·class="p"·data-group-id="9192475350-5">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="w"> |
| 706 | ·················</span><span·class="ss">errors</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9 | 706 | ·················</span><span·class="ss">errors</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9192475350-6">[</span><span·class="n">Unsigned32</span><span·class="p"·data-group-id="9192475350-7">(</span><span·class="p"·data-group-id="9192475350-7">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·478,·SHA:·fd2f2212273ff427ee029bfecc2c2591bb690e5b2868d19f81d8bb401c0f54d1·...·]-6">]</span><span·class="p">,</span><span·class="w"> |
| 707 | ·················</span><span·class="ss">bin</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="9 | 707 | ·················</span><span·class="ss">bin</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="9192475350-11">(</span><span·class="p"·data-group-id="9192475350-11">)</span><span·class="p">,</span><span·class="w"> |
| 708 | ·················</span><span·class="ss">transport_data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="9 | 708 | ·················</span><span·class="ss">transport_data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="9192475350-12">(</span><span·class="p"·data-group-id="9192475350-12">)</span><span·class="p"·data-group-id="9192475350-1">}</span></code></pre><p>The·<code·class="inline">msg</code>·field·will·be·<code·class="inline">undefined</code>·in·case·the·request·has·been·received·in·the |
| 709 | relay·application.·Otherwise·it·contains·the·record·representing·the·request·as | 709 | relay·application.·Otherwise·it·contains·the·record·representing·the·request·as |
| 710 | outlined·in·<a·href="diameter_dict.html#MESSAGE_RECORDS">diameter_dict(4)</a>.</p><p>The·<code·class="inline">errors</code>·field·specifies·any·results·codes·identifying·errors·found·while | 710 | outlined·in·<a·href="diameter_dict.html#MESSAGE_RECORDS">diameter_dict(4)</a>.</p><p>The·<code·class="inline">errors</code>·field·specifies·any·results·codes·identifying·errors·found·while |
| 711 | decoding·the·request.·This·is·used·to·set·Result-Code·and/or·Failed-AVP·in·a | 711 | decoding·the·request.·This·is·used·to·set·Result-Code·and/or·Failed-AVP·in·a |
| 712 | returned·answer·unless·the·callback·returns·a·<code·class="inline">#diameter_packet{}</code>·whose | 712 | returned·answer·unless·the·callback·returns·a·<code·class="inline">#diameter_packet{}</code>·whose |
| 713 | <code·class="inline">errors</code>·field·is·set·to·either·a·non-empty·list·of·its·own,·in·which·case·this | 713 | <code·class="inline">errors</code>·field·is·set·to·either·a·non-empty·list·of·its·own,·in·which·case·this |
| 714 | list·is·used·instead,·or·the·atom·<code·class="inline">false</code>·to·disable·any·setting·of·Result-Code | 714 | list·is·used·instead,·or·the·atom·<code·class="inline">false</code>·to·disable·any·setting·of·Result-Code |
| 715 | and·Failed-AVP.·Note·that·the·errors·detected·by·diameter·are·of·the·3xxx·and | 715 | and·Failed-AVP.·Note·that·the·errors·detected·by·diameter·are·of·the·3xxx·and |
| Offset 1010, 15 lines modified | Offset 1010, 15 lines modified | ||
| 1010 | ······<p·class="built-using"> | 1010 | ······<p·class="built-using"> |
| 1011 | ········Built·using | 1011 | ········Built·using |
| 1012 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1012 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1013 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1013 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1014 | ······</p> | 1014 | ······</p> |
| 1015 | <p>Copyright·©·1996-202 | 1015 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1016 | ····</footer> | 1016 | ····</footer> |
| 1017 | ··</div> | 1017 | ··</div> |
| 1018 | </main> | 1018 | </main> |
| 1019 | </div> | 1019 | </div> |
| 1020 | <script> | 1020 | <script> |
| 1021 | ··function·mermaidLoaded()·{ | 1021 | ··function·mermaidLoaded()·{ |
| 1022 | ····mermaid.initialize({ | 1022 | ····mermaid.initialize({ |
| Offset 135, 15 lines modified | Offset 135, 15 lines modified | ||
| 135 | encode/decode.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>The·diameter·user·does·not·need·to·call·functions·here·explicitly·when·sending | 135 | encode/decode.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>The·diameter·user·does·not·need·to·call·functions·here·explicitly·when·sending |
| 136 | and·receiving·messages·using·<a·href="diameter.html#call/4"><code·class="inline">diameter:call/4</code></a>·and·the·callback·interface | 136 | and·receiving·messages·using·<a·href="diameter.html#call/4"><code·class="inline">diameter:call/4</code></a>·and·the·callback·interface |
| 137 | documented·in·<a·href="diameter_app.html"><code·class="inline">diameter_app</code></a>:·diameter·itself·provides·encode/decode·as·a | 137 | documented·in·<a·href="diameter_app.html"><code·class="inline">diameter_app</code></a>:·diameter·itself·provides·encode/decode·as·a |
| 138 | consequence·of·configuration·passed·to·<a·href="diameter.html#start_service/2"><code·class="inline">diameter:start_service/2</code></a>,·and·the | 138 | consequence·of·configuration·passed·to·<a·href="diameter.html#start_service/2"><code·class="inline">diameter:start_service/2</code></a>,·and·the |
| 139 | results·may·differ·from·those·returned·by·the·functions·documented·here, | 139 | results·may·differ·from·those·returned·by·the·functions·documented·here, |
| 140 | depending·on·configuration.</p></section><p>The·<a·href="diameter_codec.html#header">header()</a>·and | 140 | depending·on·configuration.</p></section><p>The·<a·href="diameter_codec.html#header">header()</a>·and |
| 141 | <a·href="diameter_codec.html#packet">packet()</a>·records·below·are·defined·in·diameter.hrl, | 141 | <a·href="diameter_codec.html#packet">packet()</a>·records·below·are·defined·in·diameter.hrl, |
| 142 | which·can·be·included·as·follows.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 142 | which·can·be·included·as·follows.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="7279824588-1">(</span><span·class="s">"diameter/include/diameter.hrl"</span><span·class="p"·data-group-id="7279824588-1">)</span><span·class="p">.</span></code></pre><p>Application-specific·records·are·defined·in·the·hrl·files·resulting·from |
| 143 | dictionary·file·compilation.</p><h2·id="module-data-types"·class="section-heading"> | 143 | dictionary·file·compilation.</p><h2·id="module-data-types"·class="section-heading"> |
| 144 | ··<a·href="#module-data-types"·class="hover-link"> | 144 | ··<a·href="#module-data-types"·class="hover-link"> |
| 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 146 | ··</a> | 146 | ··</a> |
| 147 | ··<span·class="text">DATA·TYPES</span> | 147 | ··<span·class="text">DATA·TYPES</span> |
| 148 | </h2> | 148 | </h2> |
| 149 | <ul><li><p><strong><code·class="inline"·id="integers">uint8() ·=·0..255</code></strong></p></li><li><p><strong><code·class="inline">uint24()·=·0..16777215</code></strong></p></li><li><p><strong><code·class="inline">uint32()·=·0..4294967295</code></strong>·-·8-bit,·24-bit·and·32-bit·integers·occurring | 149 | <ul><li><p><strong><code·class="inline"·id="integers">uint8() ·=·0..255</code></strong></p></li><li><p><strong><code·class="inline">uint24()·=·0..16777215</code></strong></p></li><li><p><strong><code·class="inline">uint32()·=·0..4294967295</code></strong>·-·8-bit,·24-bit·and·32-bit·integers·occurring |
| Offset 545, 15 lines modified | Offset 545, 15 lines modified | ||
| 545 | ······<p·class="built-using"> | 545 | ······<p·class="built-using"> |
| 546 | ········Built·using | 546 | ········Built·using |
| 547 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 547 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 548 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 548 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 549 | ······</p> | 549 | ······</p> |
| 550 | <p>Copyright·©·1996-202 | 550 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 551 | ····</footer> | 551 | ····</footer> |
| 552 | ··</div> | 552 | ··</div> |
| 553 | </main> | 553 | </main> |
| 554 | </div> | 554 | </div> |
| 555 | <script> | 555 | <script> |
| 556 | ··function·mermaidLoaded()·{ | 556 | ··function·mermaidLoaded()·{ |
| 557 | ····mermaid.initialize({ | 557 | ····mermaid.initialize({ |
| Offset 305, 37 lines modified | Offset 305, 37 lines modified | ||
| 305 | ("Derived·AVP·Data·Formats")·of·RFC·6733·are·encoded·as·values·of·the·types | 305 | ("Derived·AVP·Data·Formats")·of·RFC·6733·are·encoded·as·values·of·the·types |
| 306 | defined·here.·Values·are·passed·to·<a·href="diameter.html#call/4"><code·class="inline">diameter:call/4</code></a>·in·a·request·record·when | 306 | defined·here.·Values·are·passed·to·<a·href="diameter.html#call/4"><code·class="inline">diameter:call/4</code></a>·in·a·request·record·when |
| 307 | sending·a·request,·returned·in·a·resulting·answer·record·and·passed·to·a | 307 | sending·a·request,·returned·in·a·resulting·answer·record·and·passed·to·a |
| 308 | <a·href="diameter_app.html#c:handle_request/3">handle_request/3</a>·callback·upon·reception·of | 308 | <a·href="diameter_app.html#c:handle_request/3">handle_request/3</a>·callback·upon·reception·of |
| 309 | an·incoming·request.</p><p>In·cases·in·which·there·is·a·choice·between·string()·and·binary()·types·for | 309 | an·incoming·request.</p><p>In·cases·in·which·there·is·a·choice·between·string()·and·binary()·types·for |
| 310 | OctetString()·and·derived·types,·the·representation·is·determined·by·the·value | 310 | OctetString()·and·derived·types,·the·representation·is·determined·by·the·value |
| 311 | of·<a·href="diameter.html#service_opt">diameter:service_opt()</a> | 311 | of·<a·href="diameter.html#service_opt">diameter:service_opt()</a> |
| 312 | <a·href="diameter.html#string_decode">string_decode</a>.</p><p><em>Basic·AVP·Data·Formats</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">OctetString</span><span·class="p"·data-group-id="5 | 312 | <a·href="diameter.html#string_decode">string_decode</a>.</p><p><em>Basic·AVP·Data·Formats</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">OctetString</span><span·class="p"·data-group-id="5083930831-1">(</span><span·class="p"·data-group-id="5083930831-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="5083930831-2">(</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·222,·SHA:·1462d2bfffddae2177c673cc73297c87d4d0c80ffc4cc51617f5c6407d77a211·...·]-3">)</span><span·class="w"> |
| 313 | </span><span·class="n">Integer32</span><span·class="p"·data-group-id="5 | 313 | </span><span·class="n">Integer32</span><span·class="p"·data-group-id="5083930831-4">(</span><span·class="p"·data-group-id="5083930831-4">)</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="o">-</span><span·class="mi">2147483647</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">2147483647</span><span·class="w"> |
| 314 | </span><span·class="n">Integer64</span><span·class="p"·data-group-id="5 | 314 | </span><span·class="n">Integer64</span><span·class="p"·data-group-id="5083930831-5">(</span><span·class="p"·data-group-id="5083930831-5">)</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="o">-</span><span·class="mi">9223372036854775807</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">9223372036854775807</span><span·class="w"> |
| 315 | </span><span·class="n">Unsigned32</span><span·class="p"·data-group-id="5 | 315 | </span><span·class="n">Unsigned32</span><span·class="p"·data-group-id="5083930831-6">(</span><span·class="p"·data-group-id="5083930831-6">)</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">4294967295</span><span·class="w"> |
| 316 | </span><span·class="n">Unsigned64</span><span·class="p"·data-group-id="5 | 316 | </span><span·class="n">Unsigned64</span><span·class="p"·data-group-id="5083930831-7">(</span><span·class="p"·data-group-id="5083930831-7">)</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">18446744073709551615</span><span·class="w"> |
| 317 | </span><span·class="n">Float32</span><span·class="p"·data-group-id="5 | 317 | </span><span·class="n">Float32</span><span·class="p"·data-group-id="5083930831-8">(</span><span·class="p"·data-group-id="5083930831-8">)</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'-infinity'</span><span·class="w">·</span><span·class="p">|</span><span·class="w"[·...·truncated·by·diffoscope;·len:·132,·SHA:·3b61e94bc8fb6b6501a0db3e5603315cd30e278f7e460077b5c398932b6e59bd·...·]-9">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">infinity</span><span·class="w"> |
| 318 | </span><span·class="n">Float64</span><span·class="p"·data-group-id="5 | 318 | </span><span·class="n">Float64</span><span·class="p"·data-group-id="5083930831-10">(</span><span·class="p"·data-group-id="5083930831-10">)</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'-infinity'</span><span·class="w">·</span><span·class="p">|</span><span·class="[·...·truncated·by·diffoscope;·len:·135,·SHA:·eb82a7b3f8fffe6b592b7b4134963c9d8523c2f9a61f7f3460a21ef14871d689·...·]-11">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">infinity</span><span·class="w"> |
| 319 | </span><span·class="n">Grouped</span><span·class="p"·data-group-id="5 | 319 | </span><span·class="n">Grouped</span><span·class="p"·data-group-id="5083930831-12">(</span><span·class="p"·data-group-id="5083930831-12">)</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record</span><span·class="p"·data-group-id="5083930831-13">(</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·f105474fe1ab6a1688b4f5fce96c10f5025b793db5835ce5d498cd100b361e7d·...·]-13">)</span></code></pre><p>On·encode,·an·OctetString()·can·be·specified·as·an·iolist(),·excessively·large |
| 320 | floats·(in·absolute·value)·are·equivalent·to·<code·class="inline">infinity</code>·or·<code·class="inline">'-infinity'</code>·and | 320 | floats·(in·absolute·value)·are·equivalent·to·<code·class="inline">infinity</code>·or·<code·class="inline">'-infinity'</code>·and |
| 321 | excessively·large·integers·result·in·encode·failure.·The·records·for·grouped | 321 | excessively·large·integers·result·in·encode·failure.·The·records·for·grouped |
| 322 | AVPs·are·as·discussed·in·the·previous·section.</p><p><em>Derived·AVP·Data·Formats</em></p><p><a·href=""·id="Address"></a></p><pre><code·class="text">Address()·=·OctetString() | 322 | AVPs·are·as·discussed·in·the·previous·section.</p><p><em>Derived·AVP·Data·Formats</em></p><p><a·href=""·id="Address"></a></p><pre><code·class="text">Address()·=·OctetString() |
| 323 | ··········|·tuple()</code></pre><p>On·encode,·an·OctetString()·IPv4·address·is·parsed·in·the·usual·x.x.x.x·format | 323 | ··········|·tuple()</code></pre><p>On·encode,·an·OctetString()·IPv4·address·is·parsed·in·the·usual·x.x.x.x·format |
| 324 | while·an·IPv6·address·is·parsed·in·any·of·the·formats·specified·by·section·2.2 | 324 | while·an·IPv6·address·is·parsed·in·any·of·the·formats·specified·by·section·2.2 |
| 325 | of·RFC·2373,·"Text·Representation·of·Addresses".·An·IPv4·tuple()·has·length·4 | 325 | of·RFC·2373,·"Text·Representation·of·Addresses".·An·IPv4·tuple()·has·length·4 |
| 326 | and·contains·values·of·type·0..255.·An·IPv6·tuple()·has·length·8·and·contains | 326 | and·contains·values·of·type·0..255.·An·IPv6·tuple()·has·length·8·and·contains |
| 327 | values·of·type·0..65535.·The·tuple·representation·is·used·on·decode.</p><p><a·href=""·id="Time"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Time</span><span·class="p"·data-group-id=" | 327 | values·of·type·0..65535.·The·tuple·representation·is·used·on·decode.</p><p><a·href=""·id="Time"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Time</span><span·class="p"·data-group-id="9890669367-1">(</span><span·class="p"·data-group-id="9890669367-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9890669367-2">{</span><span·class="nf">date</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·301,·SHA:·c9d6ada5893907943e7a6307a0f536a765856e8e027ee89e5180ef64fe2c57c0·...·]-2">}</span><span·class="w"> |
| 328 | </span><span·class="ss">where</span><span·class="w"> | 328 | </span><span·class="ss">where</span><span·class="w"> |
| 329 | ··</span><span·class="nf">date</span><span·class="p"·data-group-id=" | 329 | ··</span><span·class="nf">date</span><span·class="p"·data-group-id="9890669367-5">(</span><span·class="p"·data-group-id="9890669367-5">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9890669367-6">{</span><span·class="n">Year</span><span·class="p">,</span><span[·...·truncated·by·diffoscope;·len:·162,·SHA:·109d5d79713bf6c97021d1b517a9ca3f44e62c0577fbe0b26f23cc4e2b2e8ea4·...·]-6">}</span><span·class="w"> |
| 330 | ··</span><span·class="nf">time</span><span·class="p"·data-group-id=" | 330 | ··</span><span·class="nf">time</span><span·class="p"·data-group-id="9890669367-7">(</span><span·class="p"·data-group-id="9890669367-7">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9890669367-8">{</span><span·class="n">Hour</span><span·class="p">,</span><span[·...·truncated·by·diffoscope;·len:·166,·SHA:·b160857c3bbb30de6a69aa7fd8cef7b61a48681dbc6c84c8970a377c2ad31360·...·]-8">}</span><span·class="w"> |
| 331 | ··</span><span·class="n">Year</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 331 | ··</span><span·class="n">Year</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="9890669367-9">(</span><span·class="p"·data-group-id="9890669367-9">)</span><span·class="w"> |
| 332 | ··</span><span·class="n">Month</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">12</span><span·class="w"> | 332 | ··</span><span·class="n">Month</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">12</span><span·class="w"> |
| 333 | ··</span><span·class="n">Day</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">31</span><span·class="w"> | 333 | ··</span><span·class="n">Day</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">31</span><span·class="w"> |
| 334 | ··</span><span·class="n">Hour</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">23</span><span·class="w"> | 334 | ··</span><span·class="n">Hour</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">23</span><span·class="w"> |
| 335 | ··</span><span·class="n">Minute</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">59</span><span·class="w"> | 335 | ··</span><span·class="n">Minute</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">59</span><span·class="w"> |
| 336 | ··</span><span·class="n">Second</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">59</span></code></pre><p>Additionally,·values·that·can·be·encoded·are·limited·by·way·of·their·encoding·as | 336 | ··</span><span·class="n">Second</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">59</span></code></pre><p>Additionally,·values·that·can·be·encoded·are·limited·by·way·of·their·encoding·as |
| 337 | four·octets·as·required·by·RFC·6733·with·the·required·extension·from·RFC·2030. | 337 | four·octets·as·required·by·RFC·6733·with·the·required·extension·from·RFC·2030. |
| 338 | In·particular,·only·values·between·<code·class="inline">{{1968,1,20},{3,14,8}}</code>·and | 338 | In·particular,·only·values·between·<code·class="inline">{{1968,1,20},{3,14,8}}</code>·and |
| Offset 355, 16 lines modified | Offset 355, 16 lines modified | ||
| 355 | ··FQDN·=·OctetString() | 355 | ··FQDN·=·OctetString() |
| 356 | ··Port·=·integer() | 356 | ··Port·=·integer() |
| 357 | ··Transport·=·sctp·|·tcp | 357 | ··Transport·=·sctp·|·tcp |
| 358 | ··Protocol··=·diameter·|·radius·|·'tacacs+'</code></pre><p>On·encode,·fields·port,·transport·and·protocol·default·to·3868,·sctp·and | 358 | ··Protocol··=·diameter·|·radius·|·'tacacs+'</code></pre><p>On·encode,·fields·port,·transport·and·protocol·default·to·3868,·sctp·and |
| 359 | diameter·respectively.·The·grammar·of·an·OctetString-valued·DiameterURI()·is·as | 359 | diameter·respectively.·The·grammar·of·an·OctetString-valued·DiameterURI()·is·as |
| 360 | specified·in·section·4.3·of·RFC·6733.·The·record·representation·is·used·on | 360 | specified·in·section·4.3·of·RFC·6733.·The·record·representation·is·used·on |
| 361 | decode.</p><p><a·href=""·id="Enumerated"></a></p><pre><code·class="text">Enumerated()·=·Integer32()</code></pre><p>On·encode,·values·can·be·specified·using·the·macros·defined·in·a·dictionary's | 361 | decode.</p><p><a·href=""·id="Enumerated"></a></p><pre><code·class="text">Enumerated()·=·Integer32()</code></pre><p>On·encode,·values·can·be·specified·using·the·macros·defined·in·a·dictionary's |
| 362 | hrl·file.</p><p><a·href=""·id="IPFilterRule"></a>·<a·href=""·id="QoSFilterRule"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">IPFilterRule</span><span·class="p"·data-group-id="9491768742-1">(</span><span·class="p"·data-group-id="9491768742-1">)</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OctetString</span><span·class="p"·data-group-id="9491768742-2">(</span><span·class="p"·data-group-id="9491768742-2">)</span><span·class="w"> | ||
| 363 | 362 | hrl·file.</p><p><a·href=""·id="IPFilterRule"></a>·<a·href=""·id="QoSFilterRule"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">IPFilterRule</span><span·class="p"·data-group-id="6240130793-1">(</span><span·class="p"·data-group-id="6[·...·truncated·by·diffoscope;·len:·248,·SHA:·b212269c29520e859ed7d9f4ce0c4188fb0520023e934263e182f645c4d8b8f2·...·]"> | |
| 363 | </span><span·class="n">QoSFilterRule</span><span·class="p"·data-group-id="6240130793-3">(</span><span·class="p"·data-group-id="6240130793-3">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OctetString</span><span·class="p"·data-group-id="6240130793-4">(</span><span·class="p"·data-group-id="6240130793-4">)</span></code></pre><p>Values·of·these·types·are·not·currently·parsed·by·diameter.</p><h2·id="see-also"·class="section-heading"> | ||
| 364 | ··<a·href="#see-also"·class="hover-link"> | 364 | ··<a·href="#see-also"·class="hover-link"> |
| 365 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 365 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 366 | ··</a> | 366 | ··</a> |
| 367 | ··<span·class="text">SEE·ALSO</span> | 367 | ··<span·class="text">SEE·ALSO</span> |
| 368 | </h2> | 368 | </h2> |
| 369 | <p><a·href="diameterc_cmd.html">diameterc(1)</a>,·<a·href="diameter.html"><code·class="inline">diameter</code></a>,·<a·href="diameter_app.html"><code·class="inline">diameter_app</code></a>, | 369 | <p><a·href="diameterc_cmd.html">diameterc(1)</a>,·<a·href="diameter.html"><code·class="inline">diameter</code></a>,·<a·href="diameter_app.html"><code·class="inline">diameter_app</code></a>, |
| 370 | <a·href="diameter_codec.html"><code·class="inline">diameter_codec</code></a>,·<a·href="diameter_make.html"><code·class="inline">diameter_make</code></a></p> | 370 | <a·href="diameter_codec.html"><code·class="inline">diameter_codec</code></a>,·<a·href="diameter_make.html"><code·class="inline">diameter_make</code></a></p> |
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| 405 | ······<p·class="built-using"> | 405 | ······<p·class="built-using"> |
| 406 | ········Built·using | 406 | ········Built·using |
| 407 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 407 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 408 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 408 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 409 | ······</p> | 409 | ······</p> |
| 410 | <p>Copyright·©·1996-202 | 410 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 411 | ····</footer> | 411 | ····</footer> |
| 412 | ··</div> | 412 | ··</div> |
| 413 | </main> | 413 | </main> |
| 414 | </div> | 414 | </div> |
| 415 | <script> | 415 | <script> |
| 416 | ··function·mermaidLoaded()·{ | 416 | ··function·mermaidLoaded()·{ |
| 417 | ····mermaid.initialize({ | 417 | ····mermaid.initialize({ |
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| 172 | ······<p·class="built-using"> | 172 | ······<p·class="built-using"> |
| 173 | ········Built·using | 173 | ········Built·using |
| 174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 176 | ······</p> | 176 | ······</p> |
| 177 | <p>Copyright·©·1996-202 | 177 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 178 | ····</footer> | 178 | ····</footer> |
| 179 | ··</div> | 179 | ··</div> |
| 180 | </main> | 180 | </main> |
| 181 | </div> | 181 | </div> |
| 182 | <script> | 182 | <script> |
| 183 | ··function·mermaidLoaded()·{ | 183 | ··function·mermaidLoaded()·{ |
| 184 | ····mermaid.initialize({ | 184 | ····mermaid.initialize({ |
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| 200 | ······<p·class="built-using"> | 200 | ······<p·class="built-using"> |
| 201 | ········Built·using | 201 | ········Built·using |
| 202 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 202 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 203 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 203 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 204 | ······</p> | 204 | ······</p> |
| 205 | <p>Copyright·©·1996-202 | 205 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 206 | ····</footer> | 206 | ····</footer> |
| 207 | ··</div> | 207 | ··</div> |
| 208 | </main> | 208 | </main> |
| 209 | </div> | 209 | </div> |
| 210 | <script> | 210 | <script> |
| 211 | ··function·mermaidLoaded()·{ | 211 | ··function·mermaidLoaded()·{ |
| 212 | ····mermaid.initialize({ | 212 | ····mermaid.initialize({ |
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| 519 | ······<p·class="built-using"> | 519 | ······<p·class="built-using"> |
| 520 | ········Built·using | 520 | ········Built·using |
| 521 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 521 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 522 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 522 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 523 | ······</p> | 523 | ······</p> |
| 524 | <p>Copyright·©·1996-202 | 524 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 525 | ····</footer> | 525 | ····</footer> |
| 526 | ··</div> | 526 | ··</div> |
| 527 | </main> | 527 | </main> |
| 528 | </div> | 528 | </div> |
| 529 | <script> | 529 | <script> |
| 530 | ··function·mermaidLoaded()·{ | 530 | ··function·mermaidLoaded()·{ |
| 531 | ····mermaid.initialize({ | 531 | ····mermaid.initialize({ |
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| 437 | ······<p·class="built-using"> | 437 | ······<p·class="built-using"> |
| 438 | ········Built·using | 438 | ········Built·using |
| 439 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 439 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 440 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 440 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 441 | ······</p> | 441 | ······</p> |
| 442 | <p>Copyright·©·1996-202 | 442 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 443 | ····</footer> | 443 | ····</footer> |
| 444 | ··</div> | 444 | ··</div> |
| 445 | </main> | 445 | </main> |
| 446 | </div> | 446 | </div> |
| 447 | <script> | 447 | <script> |
| 448 | ··function·mermaidLoaded()·{ | 448 | ··function·mermaidLoaded()·{ |
| 449 | ····mermaid.initialize({ | 449 | ····mermaid.initialize({ |
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| 214 | ······<p·class="built-using"> | 214 | ······<p·class="built-using"> |
| 215 | ········Built·using | 215 | ········Built·using |
| 216 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 216 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 217 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 217 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 218 | ······</p> | 218 | ······</p> |
| 219 | <p>Copyright·©·1996-202 | 219 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 220 | ····</footer> | 220 | ····</footer> |
| 221 | ··</div> | 221 | ··</div> |
| 222 | </main> | 222 | </main> |
| 223 | </div> | 223 | </div> |
| 224 | <script> | 224 | <script> |
| 225 | ··function·mermaidLoaded()·{ | 225 | ··function·mermaidLoaded()·{ |
| 226 | ····mermaid.initialize({ | 226 | ····mermaid.initialize({ |
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| 186 | ······<p·class="built-using"> | 186 | ······<p·class="built-using"> |
| 187 | ········Built·using | 187 | ········Built·using |
| 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 190 | ······</p> | 190 | ······</p> |
| 191 | <p>Copyright·©·1996-202 | 191 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 192 | ····</footer> | 192 | ····</footer> |
| 193 | ··</div> | 193 | ··</div> |
| 194 | </main> | 194 | </main> |
| 195 | </div> | 195 | </div> |
| 196 | <script> | 196 | <script> |
| 197 | ··function·mermaidLoaded()·{ | 197 | ··function·mermaidLoaded()·{ |
| 198 | ····mermaid.initialize({ | 198 | ····mermaid.initialize({ |
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| 472 | ······<p·class="built-using"> | 472 | ······<p·class="built-using"> |
| 473 | ········Built·using | 473 | ········Built·using |
| 474 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 474 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 475 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 475 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 476 | ······</p> | 476 | ······</p> |
| 477 | <p>Copyright·©·1996-202 | 477 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 478 | ····</footer> | 478 | ····</footer> |
| 479 | ··</div> | 479 | ··</div> |
| 480 | </main> | 480 | </main> |
| 481 | </div> | 481 | </div> |
| 482 | <script> | 482 | <script> |
| 483 | ··function·mermaidLoaded()·{ | 483 | ··function·mermaidLoaded()·{ |
| 484 | ····mermaid.initialize({ | 484 | ····mermaid.initialize({ |
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| 317 | ······<p·class="built-using"> | 317 | ······<p·class="built-using"> |
| 318 | ········Built·using | 318 | ········Built·using |
| 319 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 319 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 320 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 320 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 321 | ······</p> | 321 | ······</p> |
| 322 | <p>Copyright·©·1996-202 | 322 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 323 | ····</footer> | 323 | ····</footer> |
| 324 | ··</div> | 324 | ··</div> |
| 325 | </main> | 325 | </main> |
| 326 | </div> | 326 | </div> |
| 327 | <script> | 327 | <script> |
| 328 | ··function·mermaidLoaded()·{ | 328 | ··function·mermaidLoaded()·{ |
| 329 | ····mermaid.initialize({ | 329 | ····mermaid.initialize({ |
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| 172 | ······<p·class="built-using"> | 172 | ······<p·class="built-using"> |
| 173 | ········Built·using | 173 | ········Built·using |
| 174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 176 | ······</p> | 176 | ······</p> |
| 177 | <p>Copyright·©·1996-202 | 177 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 178 | ····</footer> | 178 | ····</footer> |
| 179 | ··</div> | 179 | ··</div> |
| 180 | </main> | 180 | </main> |
| 181 | </div> | 181 | </div> |
| 182 | <script> | 182 | <script> |
| 183 | ··function·mermaidLoaded()·{ | 183 | ··function·mermaidLoaded()·{ |
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| 127 | <p>Compile·a·diameter·dictionary·to·Erlang·source.</p><h2·id="synopsis"·class="section-heading"> | 127 | <p>Compile·a·diameter·dictionary·to·Erlang·source.</p><h2·id="synopsis"·class="section-heading"> |
| 128 | ··<a·href="#synopsis"·class="hover-link"> | 128 | ··<a·href="#synopsis"·class="hover-link"> |
| 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 130 | ··</a> | 130 | ··</a> |
| 131 | ··<span·class="text">Synopsis</span> | 131 | ··<span·class="text">Synopsis</span> |
| 132 | </h2> | 132 | </h2> |
| 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="ss">diameterc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="ss">diameterc</span><span·class="w">·</span><span·class="p"·data-group-id="8867609570-1">[</span><span·class="o"><</span><span·class="ss">options</span><span·class="o">></span><span·class="p"·data-group-id="8867609570-1">]</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">file</span><span·class="o">></span></code></pre><h2·id="description"·class="section-heading"> |
| 134 | ··<a·href="#description"·class="hover-link"> | 134 | ··<a·href="#description"·class="hover-link"> |
| 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 136 | ··</a> | 136 | ··</a> |
| 137 | ··<span·class="text">Description</span> | 137 | ··<span·class="text">Description</span> |
| 138 | </h2> | 138 | </h2> |
| 139 | <p>The·diameterc·utility·is·used·to·compile·a·diameter | 139 | <p>The·diameterc·utility·is·used·to·compile·a·diameter |
| 140 | <a·href="diameter_dict.html">dictionary·file</a>·into·Erlang·source.·The·resulting·source | 140 | <a·href="diameter_dict.html">dictionary·file</a>·into·Erlang·source.·The·resulting·source |
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| 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 203 | ······</p> | 203 | ······</p> |
| 204 | <p>Copyright·©·1996-202 | 204 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 205 | ····</footer> | 205 | ····</footer> |
| 206 | ··</div> | 206 | ··</div> |
| 207 | </main> | 207 | </main> |
| 208 | </div> | 208 | </div> |
| 209 | <script> | 209 | <script> |
| 210 | ··function·mermaidLoaded()·{ | 210 | ··function·mermaidLoaded()·{ |
| 211 | ····mermaid.initialize({ | 211 | ····mermaid.initialize({ |
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| 1360 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1360 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1361 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1361 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1362 | ······</p> | 1362 | ······</p> |
| 1363 | <p>Copyright·©·1996-202 | 1363 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1364 | ····</footer> | 1364 | ····</footer> |
| 1365 | ··</div> | 1365 | ··</div> |
| 1366 | </main> | 1366 | </main> |
| 1367 | </div> | 1367 | </div> |
| 1368 | <script> | 1368 | <script> |
| 1369 | ··function·mermaidLoaded()·{ | 1369 | ··function·mermaidLoaded()·{ |
| 1370 | ····mermaid.initialize({ | 1370 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 18 | dist/lato-latin-300-normal-YUMVEFOL.woff2 | 18 | dist/lato-latin-300-normal-YUMVEFOL.woff2 |
| 19 | dist/lato-latin-400-normal-W7754I4D.woff2 | 19 | dist/lato-latin-400-normal-W7754I4D.woff2 |
| 20 | dist/lato-latin-700-normal-2XVSBPG4.woff2 | 20 | dist/lato-latin-700-normal-2XVSBPG4.woff2 |
| 21 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 | 21 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 |
| 22 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 | 22 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 |
| 23 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 | 23 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 |
| 24 | dist/remixicon-NKANDIL5.woff2 | 24 | dist/remixicon-NKANDIL5.woff2 |
| 25 | dist/search_data- | 25 | dist/search_data-76AA0443.js |
| 26 | dist/sidebar_items-4C553487.js | 26 | dist/sidebar_items-4C553487.js |
| 27 | doc_storage.html | 27 | doc_storage.html |
| 28 | edoc.html | 28 | edoc.html |
| 29 | edoc_cmd.html | 29 | edoc_cmd.html |
| 30 | edoc_doclet.html | 30 | edoc_doclet.html |
| 31 | edoc_doclet_chunks.html | 31 | edoc_doclet_chunks.html |
| 32 | edoc_doclet_markdown.html | 32 | edoc_doclet_markdown.html |
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| 139 | ······<p·class="built-using"> | 139 | ······<p·class="built-using"> |
| 140 | ········Built·using | 140 | ········Built·using |
| 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 143 | ······</p> | 143 | ······</p> |
| 144 | <p>Copyright·©·1996-202 | 144 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 145 | ····</footer> | 145 | ····</footer> |
| 146 | ··</div> | 146 | ··</div> |
| 147 | </main> | 147 | </main> |
| 148 | </div> | 148 | </div> |
| 149 | <script> | 149 | <script> |
| 150 | ··function·mermaidLoaded()·{ | 150 | ··function·mermaidLoaded()·{ |
| 151 | ····mermaid.initialize({ | 151 | ····mermaid.initialize({ |
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| 258 | ······<p·class="built-using"> | 258 | ······<p·class="built-using"> |
| 259 | ········Built·using | 259 | ········Built·using |
| 260 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 260 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 261 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 261 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 262 | ······</p> | 262 | ······</p> |
| 263 | <p>Copyright·©·1996-202 | 263 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 264 | ····</footer> | 264 | ····</footer> |
| 265 | ··</div> | 265 | ··</div> |
| 266 | </main> | 266 | </main> |
| 267 | </div> | 267 | </div> |
| 268 | <script> | 268 | <script> |
| 269 | ··function·mermaidLoaded()·{ | 269 | ··function·mermaidLoaded()·{ |
| 270 | ····mermaid.initialize({ | 270 | ····mermaid.initialize({ |
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| 833 | ······<p·class="built-using"> | 833 | ······<p·class="built-using"> |
| 834 | ········Built·using | 834 | ········Built·using |
| 835 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 835 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 836 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 836 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 837 | ······</p> | 837 | ······</p> |
| 838 | <p>Copyright·©·1996-202 | 838 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 839 | ····</footer> | 839 | ····</footer> |
| 840 | ··</div> | 840 | ··</div> |
| 841 | </main> | 841 | </main> |
| 842 | </div> | 842 | </div> |
| 843 | <script> | 843 | <script> |
| 844 | ··function·mermaidLoaded()·{ | 844 | ··function·mermaidLoaded()·{ |
| 845 | ····mermaid.initialize({ | 845 | ····mermaid.initialize({ |
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| 232 | ······<p·class="built-using"> | 232 | ······<p·class="built-using"> |
| 233 | ········Built·using | 233 | ········Built·using |
| 234 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 234 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 235 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 235 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 236 | ······</p> | 236 | ······</p> |
| 237 | <p>Copyright·©·1996-202 | 237 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 238 | ····</footer> | 238 | ····</footer> |
| 239 | ··</div> | 239 | ··</div> |
| 240 | </main> | 240 | </main> |
| 241 | </div> | 241 | </div> |
| 242 | <script> | 242 | <script> |
| 243 | ··function·mermaidLoaded()·{ | 243 | ··function·mermaidLoaded()·{ |
| 244 | ····mermaid.initialize({ | 244 | ····mermaid.initialize({ |
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| 1344 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1344 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1345 | ······</p> | 1345 | ······</p> |
| 1346 | <p>Copyright·©·1996-202 | 1346 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1347 | ····</footer> | 1347 | ····</footer> |
| 1348 | ··</div> | 1348 | ··</div> |
| 1349 | </main> | 1349 | </main> |
| 1350 | </div> | 1350 | </div> |
| 1351 | <script> | 1351 | <script> |
| 1352 | ··function·mermaidLoaded()·{ | 1352 | ··function·mermaidLoaded()·{ |
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| 185 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 185 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 186 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 186 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 187 | ······</p> | 187 | ······</p> |
| 188 | <p>Copyright·©·1996-202 | 188 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 189 | ····</footer> | 189 | ····</footer> |
| 190 | ··</div> | 190 | ··</div> |
| 191 | </main> | 191 | </main> |
| 192 | </div> | 192 | </div> |
| 193 | <script> | 193 | <script> |
| 194 | ··function·mermaidLoaded()·{ | 194 | ··function·mermaidLoaded()·{ |
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| 429 | ········Built·using | 429 | ········Built·using |
| 430 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 430 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 431 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 431 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 432 | ······</p> | 432 | ······</p> |
| 433 | <p>Copyright·©·1996-202 | 433 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 434 | ····</footer> | 434 | ····</footer> |
| 435 | ··</div> | 435 | ··</div> |
| 436 | </main> | 436 | </main> |
| 437 | </div> | 437 | </div> |
| 438 | <script> | 438 | <script> |
| 439 | ··function·mermaidLoaded()·{ | 439 | ··function·mermaidLoaded()·{ |
| 440 | ····mermaid.initialize({ | 440 | ····mermaid.initialize({ |
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| 214 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 214 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 215 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 215 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 216 | ······</p> | 216 | ······</p> |
| 217 | <p>Copyright·©·1996-202 | 217 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 218 | ····</footer> | 218 | ····</footer> |
| 219 | ··</div> | 219 | ··</div> |
| 220 | </main> | 220 | </main> |
| 221 | </div> | 221 | </div> |
| 222 | <script> | 222 | <script> |
| 223 | ··function·mermaidLoaded()·{ | 223 | ··function·mermaidLoaded()·{ |
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| 126 | ··</h1> | 126 | ··</h1> |
| 127 | ····<section·id="moduledoc"> | 127 | ····<section·id="moduledoc"> |
| 128 | <p>Doclet·converting·an·edoc·application·to·use·<a·href="https://www.erlang.org/eeps/eep-0059">EEP-59</a>·and·Markdown.</p><p>This·doclet·has·to·be·used·together·with·<a·href="edoc_layout_chunks.html"><code>edoc_layout_chunks</code></a>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">edoc</span><span·class="p">:</span><span·class="nf">application</span><span·class="p"·data-group-id="2527333292-1">(</span><span·class="ss">example</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2527333292-2">[</span><span·class="p"·data-group-id="2527333292-3">{</span><span·class="ss">preprocess</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="2527333292-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2527333292-4">{</span><span·class="ss">doclet</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">edoc_doclet_markdown</span><span·class="p"·data-group-id="2527333292-4">}</span><span·class="p">,</span><span·class="w"> | ||
| 129 | 128 | <p>Doclet·converting·an·edoc·application·to·use·<a·href="https://www.erlang.org/eeps/eep-0059">EEP-59</a>·and·Markdown.</p><p>This·doclet·has·to·be·used·together·with·<a·href="edoc_layout_chunks.html"><code>edoc_layout_chunks</code></a>.</p><p>Example:</p>[·...·truncated·by·diffoscope;·len:·951,·SHA:·8fa52b8446fb47d6c37437ba6bd0db1ca75097ef672f688d5f5789d566d0a62a·...·]> | |
| 129 | ·······</span><span·class="p"·data-group-id="2411691912-5">{</span><span·class="ss">layout</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">edoc_layout_chunks</span><span·class="p"·data-group-id="2411691912-5">}</span><span·class="p"·data-group-id="2411691912-2">]</span><span·class="p"·data-group-id="2411691912-1">)</span><span·class="p">.</span></code></pre><p>It·will·convert·the·overview·to·Markdown·and·any·module·documentation·to·use·<code>-doc</code>·attributes·and·Markdown.·Any·XHTML·tags·in·the·edoc·documentation·that·are·not·part·of·the·tags·supported·by·<a·href="doc_storage.html#erlang-documentation-format">Erlang·Documentation·Format</a>·will·be·added·as·HTML·tags·in·the·Markdown.</p><p>It·does·not·delete·the·old·edoc·documentation.</p><p><em>See·also:·</em><a·href="edoc_layout_chunks.html">edoc_layout_chunks</a>.</p> | ||
| 130 | ····</section> | 130 | ····</section> |
| 131 | </div> | 131 | </div> |
| 132 | ··<section·id="summary"·class="details-list"> | 132 | ··<section·id="summary"·class="details-list"> |
| 133 | ····<h1·class="section-heading"> | 133 | ····<h1·class="section-heading"> |
| 134 | ······<a·class="hover-link"·href="#summary"> | 134 | ······<a·class="hover-link"·href="#summary"> |
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| 213 | ······<p·class="built-using"> | 213 | ······<p·class="built-using"> |
| 214 | ········Built·using | 214 | ········Built·using |
| 215 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 215 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 216 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 216 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 217 | ······</p> | 217 | ······</p> |
| 218 | <p>Copyright·©·1996-202 | 218 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 219 | ····</footer> | 219 | ····</footer> |
| 220 | ··</div> | 220 | ··</div> |
| 221 | </main> | 221 | </main> |
| 222 | </div> | 222 | </div> |
| 223 | <script> | 223 | <script> |
| 224 | ··function·mermaidLoaded()·{ | 224 | ··function·mermaidLoaded()·{ |
| 225 | ····mermaid.initialize({ | 225 | ····mermaid.initialize({ |
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| 627 | ······<p·class="built-using"> | 627 | ······<p·class="built-using"> |
| 628 | ········Built·using | 628 | ········Built·using |
| 629 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 629 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 630 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 630 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 631 | ······</p> | 631 | ······</p> |
| 632 | <p>Copyright·©·1996-202 | 632 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 633 | ····</footer> | 633 | ····</footer> |
| 634 | ··</div> | 634 | ··</div> |
| 635 | </main> | 635 | </main> |
| 636 | </div> | 636 | </div> |
| 637 | <script> | 637 | <script> |
| 638 | ··function·mermaidLoaded()·{ | 638 | ··function·mermaidLoaded()·{ |
| 639 | ····mermaid.initialize({ | 639 | ····mermaid.initialize({ |
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| 213 | ······<p·class="built-using"> | 213 | ······<p·class="built-using"> |
| 214 | ········Built·using | 214 | ········Built·using |
| 215 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 215 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 216 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 216 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 217 | ······</p> | 217 | ······</p> |
| 218 | <p>Copyright·©·1996-202 | 218 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 219 | ····</footer> | 219 | ····</footer> |
| 220 | ··</div> | 220 | ··</div> |
| 221 | </main> | 221 | </main> |
| 222 | </div> | 222 | </div> |
| 223 | <script> | 223 | <script> |
| 224 | ··function·mermaidLoaded()·{ | 224 | ··function·mermaidLoaded()·{ |
| 225 | ····mermaid.initialize({ | 225 | ····mermaid.initialize({ |
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| 391 | ······<p·class="built-using"> | 391 | ······<p·class="built-using"> |
| 392 | ········Built·using | 392 | ········Built·using |
| 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 395 | ······</p> | 395 | ······</p> |
| 396 | <p>Copyright·©·1996-202 | 396 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 397 | ····</footer> | 397 | ····</footer> |
| 398 | ··</div> | 398 | ··</div> |
| 399 | </main> | 399 | </main> |
| 400 | </div> | 400 | </div> |
| 401 | <script> | 401 | <script> |
| 402 | ··function·mermaidLoaded()·{ | 402 | ··function·mermaidLoaded()·{ |
| 403 | ····mermaid.initialize({ | 403 | ····mermaid.initialize({ |
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| 716 | ······<p·class="built-using"> | 716 | ······<p·class="built-using"> |
| 717 | ········Built·using | 717 | ········Built·using |
| 718 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 718 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 719 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 719 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 720 | ······</p> | 720 | ······</p> |
| 721 | <p>Copyright·©·1996-202 | 721 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 722 | ····</footer> | 722 | ····</footer> |
| 723 | ··</div> | 723 | ··</div> |
| 724 | </main> | 724 | </main> |
| 725 | </div> | 725 | </div> |
| 726 | <script> | 726 | <script> |
| 727 | ··function·mermaidLoaded()·{ | 727 | ··function·mermaidLoaded()·{ |
| 728 | ····mermaid.initialize({ | 728 | ····mermaid.initialize({ |
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| 431 | ······<p·class="built-using"> | 431 | ······<p·class="built-using"> |
| 432 | ········Built·using | 432 | ········Built·using |
| 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 435 | ······</p> | 435 | ······</p> |
| 436 | <p>Copyright·©·1996-202 | 436 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 437 | ····</footer> | 437 | ····</footer> |
| 438 | ··</div> | 438 | ··</div> |
| 439 | </main> | 439 | </main> |
| 440 | </div> | 440 | </div> |
| 441 | <script> | 441 | <script> |
| 442 | ··function·mermaidLoaded()·{ | 442 | ··function·mermaidLoaded()·{ |
| 443 | ····mermaid.initialize({ | 443 | ····mermaid.initialize({ |
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| 346 | ······<p·class="built-using"> | 346 | ······<p·class="built-using"> |
| 347 | ········Built·using | 347 | ········Built·using |
| 348 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 348 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 349 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 349 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 350 | ······</p> | 350 | ······</p> |
| 351 | <p>Copyright·©·1996-202 | 351 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 352 | ····</footer> | 352 | ····</footer> |
| 353 | ··</div> | 353 | ··</div> |
| 354 | </main> | 354 | </main> |
| 355 | </div> | 355 | </div> |
| 356 | <script> | 356 | <script> |
| 357 | ··function·mermaidLoaded()·{ | 357 | ··function·mermaidLoaded()·{ |
| 358 | ····mermaid.initialize({ | 358 | ····mermaid.initialize({ |
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| 852 | ······<p·class="built-using"> | 852 | ······<p·class="built-using"> |
| 853 | ········Built·using | 853 | ········Built·using |
| 854 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 854 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 855 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 855 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 856 | ······</p> | 856 | ······</p> |
| 857 | <p>Copyright·©·1996-202 | 857 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 858 | ····</footer> | 858 | ····</footer> |
| 859 | ··</div> | 859 | ··</div> |
| 860 | </main> | 860 | </main> |
| 861 | </div> | 861 | </div> |
| 862 | <script> | 862 | <script> |
| 863 | ··function·mermaidLoaded()·{ | 863 | ··function·mermaidLoaded()·{ |
| 864 | ····mermaid.initialize({ | 864 | ····mermaid.initialize({ |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
| 119 | ··<h1> | 119 | ··<h1> |
| 120 | ····<span></span> | 120 | ····<span></span> |
| 121 | ··</h1> | 121 | ··</h1> |
| 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> | 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> |
| 123 | </div> | 123 | </div> |
| 124 | <script·src="dist/search_data- | 124 | <script·src="dist/search_data-76AA0443.js"></script> |
| 125 | ····<footer·class="footer"> | 125 | ····<footer·class="footer"> |
| 126 | ······<p> | 126 | ······<p> |
| 127 | ········<span·class="line"> | 127 | ········<span·class="line"> |
| 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> | 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> |
| 129 | ············Search·HexDocs | 129 | ············Search·HexDocs |
| 130 | ··········</button> | 130 | ··········</button> |
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| 137 | ······<p·class="built-using"> | 137 | ······<p·class="built-using"> |
| 138 | ········Built·using | 138 | ········Built·using |
| 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 141 | ······</p> | 141 | ······</p> |
| 142 | <p>Copyright·©·1996-202 | 142 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 143 | ····</footer> | 143 | ····</footer> |
| 144 | ··</div> | 144 | ··</div> |
| 145 | </main> | 145 | </main> |
| 146 | </div> | 146 | </div> |
| 147 | <script> | 147 | <script> |
| 148 | ··function·mermaidLoaded()·{ | 148 | ··function·mermaidLoaded()·{ |
| 149 | ····mermaid.initialize({ | 149 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:21:22,·uncompressed·size·20,·method=store |
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| 951 | ·················Dn·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), | 951 | ·················Dn·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), |
| 952 | ·················Attributes·::·[<a·href="#t:attribute/0">attribute</a>()], | 952 | ·················Attributes·::·[<a·href="#t:attribute/0">attribute</a>()], |
| 953 | ·················Refs·::·{referral,·<a·href="#t:referrals/0">referrals</a>()}, | 953 | ·················Refs·::·{referral,·<a·href="#t:referrals/0">referrals</a>()}, |
| 954 | ·················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 954 | ·················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 955 | ······</div> | 955 | ······</div> |
| 956 | <p>Add·an·entry.·The·entry·must·not·exist.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nf">add</span><span·class="p"·data-group-id=" | 956 | <p>Add·an·entry.·The·entry·must·not·exist.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nf">add</span><span·class="p"·data-group-id="0883071980-1">(</span><span·class="n">Handle</span><span·class="p">,</span><span·class="w"> |
| 957 | ······</span><span·class="s">"cn=Bill·Valentine,·ou=people,·o=Example·Org,·dc=example,·dc=com"</span><span·class="p">,</span><span·class="w"> | 957 | ······</span><span·class="s">"cn=Bill·Valentine,·ou=people,·o=Example·Org,·dc=example,·dc=com"</span><span·class="p">,</span><span·class="w"> |
| 958 | ·······</span><span·class="p"·data-group-id=" | 958 | ·······</span><span·class="p"·data-group-id="0883071980-2">[</span><span·class="p"·data-group-id="0883071980-3">{</span><span·class="s">"objectclass"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0883071980-4">[</span><span·class="s">"person"[·...·truncated·by·diffoscope;·len:·101,·SHA:·1229b0f73fff2d459ba6e99ac4e51af85633c27e661dc7fe020aba7503f47594·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 959 | ········</span><span·class="p"·data-group-id=" | 959 | ········</span><span·class="p"·data-group-id="0883071980-5">{</span><span·class="s">"cn"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0883071980-6">[</span><span·class="s">"Bill·Valentine"</span><span·class="p"·data-group-id="0883071980-6">]<[·...·truncated·by·diffoscope;·len:·47,·SHA:·8cce385777f37a757f70ba5b413f635379549bb4c38cef438e4a6cb264f609bf·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 960 | ········</span><span·class="p"·data-group-id=" | 960 | ········</span><span·class="p"·data-group-id="0883071980-7">{</span><span·class="s">"sn"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0883071980-8">[</span><span·class="s">"Valentine"</span><span·class="p"·data-group-id="0883071980-8">]</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·8d9e6bbe9adc9ff35ec14d8e0bea3a7638afb4b13b9cfd14fc73d48ed48869c0·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 961 | ········</span><span·class="p"·data-group-id=" | 961 | ········</span><span·class="p"·data-group-id="0883071980-9">{</span><span·class="s">"telephoneNumber"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0883071980-10">[</span><span·class="s">"545·555·00"</span><span·class="p"·data-group-id="088307[·...·truncated·by·diffoscope;·len:·111,·SHA:·8743d57707bf906dd7d48241cfb160a1f543a511c6a82d6652c7cf0f34e4c36a·...·]-2">]</span><span·class="w"> |
| 962 | ·····</span><span·class="p"·data-group-id=" | 962 | ·····</span><span·class="p"·data-group-id="0883071980-1">)</span></code></pre> |
| 963 | ··</section> | 963 | ··</section> |
| 964 | </section> | 964 | </section> |
| 965 | <section·class="detail"·id="and/1"> | 965 | <section·class="detail"·id="and/1"> |
| 966 | ··<div·class="detail-header"> | 966 | ··<div·class="detail-header"> |
| 967 | ····<a·href="#and/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 967 | ····<a·href="#and/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 968 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 968 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1249, 15 lines modified | Offset 1249, 15 lines modified | ||
| 1249 | ·····························OptionalAttrs·:: | 1249 | ·····························OptionalAttrs·:: |
| 1250 | ·································[{matchingRule,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()}·| | 1250 | ·································[{matchingRule,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()}·| |
| 1251 | ··································{type,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()}·| | 1251 | ··································{type,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()}·| |
| 1252 | ··································{dnAttributes,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()}].</pre> | 1252 | ··································{dnAttributes,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()}].</pre> |
| 1253 | ······</div> | 1253 | ······</div> |
| 1254 | <p>Creates·an·extensible·match·filter.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">extensibleMatch</span><span·class="p"·data-group-id=" | 1254 | <p>Creates·an·extensible·match·filter.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">extensibleMatch</span><span·class="p"·data-group-id="4063455433-1">(</span><span·class="s">"Bar"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4063455433-2">[</span><span·class="p"·data-group-id="4063455433-3">{</span><span·class="ss">type</span><span·class="p[·...·truncated·by·diffoscope;·len:·457,·SHA:·2ab766e84c981711241022584d2921991780d65b835723c68d286f01e7d5335e·...·]-1">)</span><span·class="p">)</span></code></pre><p>creates·a·filter·which·performs·a·<code·class="inline">caseExactMatch</code>·on·the·attribute·<code·class="inline">sn</code>·and |
| 1255 | matches·with·the·value·<code·class="inline">"Bar"</code>.·The·default·value·of·<code·class="inline">dnAttributes</code>·is·<code·class="inline">false</code>.</p> | 1255 | matches·with·the·value·<code·class="inline">"Bar"</code>.·The·default·value·of·<code·class="inline">dnAttributes</code>·is·<code·class="inline">false</code>.</p> |
| 1256 | ··</section> | 1256 | ··</section> |
| 1257 | </section> | 1257 | </section> |
| 1258 | <section·class="detail"·id="greaterOrEqual/2"> | 1258 | <section·class="detail"·id="greaterOrEqual/2"> |
| 1259 | ··<div·class="detail-header"> | 1259 | ··<div·class="detail-header"> |
| 1260 | ····<a·href="#greaterOrEqual/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1260 | ····<a·href="#greaterOrEqual/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1453, 17 lines modified | Offset 1453, 17 lines modified | ||
| 1453 | ····················Dn·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), | 1453 | ····················Dn·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), |
| 1454 | ····················ModifyOps·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()], | 1454 | ····················ModifyOps·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()], |
| 1455 | ····················Refs·::·{referral,·<a·href="#t:referrals/0">referrals</a>()}, | 1455 | ····················Refs·::·{referral,·<a·href="#t:referrals/0">referrals</a>()}, |
| 1456 | ····················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1456 | ····················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1457 | ······</div> | 1457 | ······</div> |
| 1458 | <p>Modify·an·entry.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nf">modify</span><span·class="p"·data-group-id=" | 1458 | <p>Modify·an·entry.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nf">modify</span><span·class="p"·data-group-id="0210569545-1">(</span><span·class="n">Handle</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"cn=Bill·Valentine,·ou=people,·o=Example·Org,·dc=example,·dc=com"</span><span·class="p">,</span><span·class="w"> |
| 1459 | ·········</span><span·class="p"·data-group-id=" | 1459 | ·········</span><span·class="p"·data-group-id="0210569545-2">[</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">mod_replace</span><span·class="p"·data-group-id="0210569545-3">(</span><span·class="s">"telephoneNumber"</span><span·class="p">,</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·197,·SHA:·9dd540c32d49b3975e1bbf287d0b6465ab900ad22d097d3e3e907240900c60b7·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 1460 | » ··</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">mod_add</span><span·class="p"·data-group-id=" | 1460 | » ··</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">mod_add</span><span·class="p"·data-group-id="0210569545-5">(</span><span·class="s">"description"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0210569545-6">[</span><span·class="s">"LDAP·Hacker"</span><span·class="p"·data-group-id="0210569545[·...·truncated·by·diffoscope;·len:·183,·SHA:·b88fc4d7c1bef003a2ac480dbdf0030ffe631b73e06c3fac0ab04f8b0543af62·...·]-1">)</span></code></pre> |
| 1461 | ··</section> | 1461 | ··</section> |
| 1462 | </section> | 1462 | </section> |
| 1463 | <section·class="detail"·id="modify_dn/5"> | 1463 | <section·class="detail"·id="modify_dn/5"> |
| 1464 | ··<div·class="detail-header"> | 1464 | ··<div·class="detail-header"> |
| 1465 | ····<a·href="#modify_dn/5"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1465 | ····<a·href="#modify_dn/5"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1466 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1466 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1757, 16 lines modified | Offset 1757, 16 lines modified | ||
| 1757 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·paged_result_control(PageSize)·->·{control,·ControlOID,·true,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()} | 1757 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·paged_result_control(PageSize)·->·{control,·ControlOID,·true,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()} |
| 1758 | ······························when·PageSize·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>(),·ControlOID·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>().</pre> | 1758 | ······························when·PageSize·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>(),·ControlOID·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>().</pre> |
| 1759 | ······</div> | 1759 | ······</div> |
| 1760 | <p>Paged·results·is·an·extension·to·the·LDAP·protocol·specified·by·RFC2696</p><p>This·function·creates·a·control·with·the·specified·page·size·for·use·in | 1760 | <p>Paged·results·is·an·extension·to·the·LDAP·protocol·specified·by·RFC2696</p><p>This·function·creates·a·control·with·the·specified·page·size·for·use·in |
| 1761 | <code·class="inline">search/3</code>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Control</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">paged_result_control</span><span·class="p"·data-group-id=" | 1761 | <code·class="inline">search/3</code>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Control</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">paged_result_control</span><span·class="p"·data-group-id="1757257007-1">(</span><span·class="mi">50</span><span·class="p"·data-group-id="1757257007-1">)</span><span·class="p">,</span><span·class="w"> |
| 1762 | </span><span·class="p"·data-group-id=" | 1762 | </span><span·class="p"·data-group-id="1757257007-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SearchResults</span><span·class="p"·data-group-id="1757257007-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·727,·SHA:·0b68a5eb394853988c0f260d01b1b18b667dccafdc941c301f685015ac6bb890·...·]-3">)</span><span·class="p">,</span></code></pre> |
| 1763 | ··</section> | 1763 | ··</section> |
| 1764 | </section> | 1764 | </section> |
| 1765 | <section·class="detail"·id="paged_result_control/2"> | 1765 | <section·class="detail"·id="paged_result_control/2"> |
| 1766 | ··<div·class="detail-header"> | 1766 | ··<div·class="detail-header"> |
| 1767 | ····<a·href="#paged_result_control/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1767 | ····<a·href="#paged_result_control/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1768 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1768 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1789, 20 lines modified | Offset 1789, 20 lines modified | ||
| 1789 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·paged_result_control(PageSize,·Cookie)·->·{control,·ControlOID,·true,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()} | 1789 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·paged_result_control(PageSize,·Cookie)·->·{control,·ControlOID,·true,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()} |
| 1790 | ······························when·PageSize·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>(),·Cookie·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(),·ControlOID·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>().</pre> | 1790 | ······························when·PageSize·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>(),·Cookie·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(),·ControlOID·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>().</pre> |
| 1791 | ······</div> | 1791 | ······</div> |
| 1792 | <p>Paged·results·is·an·extension·to·the·LDAP·protocol·specified·by·RFC2696</p><p>This·function·creates·a·control·with·the·specified·page·size·and·cookie·for·use | 1792 | <p>Paged·results·is·an·extension·to·the·LDAP·protocol·specified·by·RFC2696</p><p>This·function·creates·a·control·with·the·specified·page·size·and·cookie·for·use |
| 1793 | in·<code·class="inline">search/3</code>·to·retrieve·the·next·results·page.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">PageSize</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">50</span><span·class="p">,</span><span·class="w"> | 1793 | in·<code·class="inline">search/3</code>·to·retrieve·the·next·results·page.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">PageSize</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">50</span><span·class="p">,</span><span·class="w"> |
| 1794 | </span><span·class="n">Control1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">paged_result_control</span><span·class="p"·data-group-id=" | 1794 | </span><span·class="n">Control1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">paged_result_control</span><span·class="p"·data-group-id="7159234259-1">(</span><span·class="n">PageSize</span><span·class="p"·data-group-id="7159234259-1">)</span><span·class="p">,</span><span·class="w"> |
| 1795 | </span><span·class="p"·data-group-id=" | 1795 | </span><span·class="p"·data-group-id="7159234259-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SearchResults1</span><span·class="p"·data-group-id="7159234259-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·729,·SHA:·3b703d364ed0aa9b031824d18186b8c7271a3488691cd4e61be9ca227e91910b·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 1796 | </span><span·class="c1">%%·retrieve·the·returned·cookie·from·the·search·results</span><span·class="w"> | 1796 | </span><span·class="c1">%%·retrieve·the·returned·cookie·from·the·search·results</span><span·class="w"> |
| 1797 | </span><span·class="p"·data-group-id=" | 1797 | </span><span·class="p"·data-group-id="7159234259-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cookie1</span><span·class="p"·data-group-id="7159234259-7">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·222,·SHA:·33b0704479b83c1f1f3a9e6bd1478d547b8965d6fe17b6b4d23f19fe5594d54f·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 1798 | </span><span·class="n">Control2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">paged_result_control</span><span·class="p"·data-group-id=" | 1798 | </span><span·class="n">Control2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">paged_result_control</span><span·class="p"·data-group-id="7159234259-9">(</span><span·class="n">PageSize</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cookie1</span><span·class="p"·data-group-id="7159234259-9">)</span><span·class="p">,</span><span·class="w"> |
| 1799 | </span><span·class="p"·data-group-id=" | 1799 | </span><span·class="p"·data-group-id="7159234259-10">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SearchResults2</span><span·class="p"·data-group-id="7159234259-10">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·790,·SHA:·3e4d7f4ed5165eed69aea47199b52474fe6c7bceb572ddf485c4456c98ec2929·...·]-11">)</span><span·class="p">,</span><span·class="w"> |
| 1800 | </span><span·class="c1">%%·etc</span></code></pre> | 1800 | </span><span·class="c1">%%·etc</span></code></pre> |
| 1801 | ··</section> | 1801 | ··</section> |
| 1802 | </section> | 1802 | </section> |
| 1803 | <section·class="detail"·id="paged_result_cookie/1"> | 1803 | <section·class="detail"·id="paged_result_cookie/1"> |
| 1804 | ··<div·class="detail-header"> | 1804 | ··<div·class="detail-header"> |
| 1805 | ····<a·href="#paged_result_cookie/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1805 | ····<a·href="#paged_result_cookie/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1908, 16 lines modified | Offset 1908, 16 lines modified | ||
| 1908 | ····················Refs·::·{referral,·<a·href="#t:referrals/0">referrals</a>()}, | 1908 | ····················Refs·::·{referral,·<a·href="#t:referrals/0">referrals</a>()}, |
| 1909 | ····················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1909 | ····················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1910 | ······</div> | 1910 | ······</div> |
| 1911 | <p>Search·the·directory·with·the·supplied·the·SearchOptions.</p><p>The·base·and·filter | 1911 | <p>Search·the·directory·with·the·supplied·the·SearchOptions.</p><p>The·base·and·filter |
| 1912 | options·must·be·supplied.·Default·values:·scope·is·<a·href="#wholeSubtree/0"><code·class="inline">wholeSubtree/0</code></a>,·deref·is | 1912 | options·must·be·supplied.·Default·values:·scope·is·<a·href="#wholeSubtree/0"><code·class="inline">wholeSubtree/0</code></a>,·deref·is |
| 1913 | <a·href="#derefAlways/0"><code·class="inline">derefAlways/0</code></a>,·types_only·is·<code·class="inline">false</code>·and·timeout·is·<code·class="inline">0</code>·(meaning·infinity).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="n">Filter</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">substrings</span><span·class="p"·data-group-id="1 | 1913 | <a·href="#derefAlways/0"><code·class="inline">derefAlways/0</code></a>,·types_only·is·<code·class="inline">false</code>·and·timeout·is·<code·class="inline">0</code>·(meaning·infinity).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="n">Filter</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">substrings</span><span·class="p"·data-group-id="1825568892-1">(</span><span·class="s">"cn"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1825568892-2">[</span><span·class="p"·data-group-id="1825568892-3">{</span><span·class="ss">any</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·190,·SHA:·ef950455f03e90de5a69b7d50dd962777ed93a2ea4b49880ad886c07b9db2b49·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 1914 | ··</span><span·class="nf">search</span><span·class="p"·data-group-id="1 | 1914 | ··</span><span·class="nf">search</span><span·class="p"·data-group-id="1825568892-4">(</span><span·class="n">Handle</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1825568892-5">[</span><span·class="p"·data-group-id="1825568892-6">{</span><span·class="ss">base</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·864,·SHA:·d1b3fece823a4465fa23e4b0275bd7494c77c7e0928e0d4d2291f4acae81d33e·...·]-4">)</span><span·class="p">,</span></code></pre><p>The·<code·class="inline">timeout</code>·option·in·the·<code·class="inline">SearchOptions</code>·is·for·the·ldap·server,·while·the |
| 1915 | timeout·in·<a·href="#open/2">eldap:open/2</a>·is·used·for·each·individual·request·in·the | 1915 | timeout·in·<a·href="#open/2">eldap:open/2</a>·is·used·for·each·individual·request·in·the |
| 1916 | search·operation.</p> | 1916 | search·operation.</p> |
| 1917 | ··</section> | 1917 | ··</section> |
| 1918 | </section> | 1918 | </section> |
| 1919 | <section·class="detail"·id="simple_bind/3"> | 1919 | <section·class="detail"·id="simple_bind/3"> |
| 1920 | ··<div·class="detail-header"> | 1920 | ··<div·class="detail-header"> |
| Offset 2137, 15 lines modified | Offset 2137, 15 lines modified | ||
| 2137 | ······<p·class="built-using"> | 2137 | ······<p·class="built-using"> |
| 2138 | ········Built·using | 2138 | ········Built·using |
| 2139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2141 | ······</p> | 2141 | ······</p> |
| 2142 | <p>Copyright·©·1996-202 | 2142 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2143 | ····</footer> | 2143 | ····</footer> |
| 2144 | ··</div> | 2144 | ··</div> |
| 2145 | </main> | 2145 | </main> |
| 2146 | </div> | 2146 | </div> |
| 2147 | <script> | 2147 | <script> |
| 2148 | ··function·mermaidLoaded()·{ | 2148 | ··function·mermaidLoaded()·{ |
| 2149 | ····mermaid.initialize({ | 2149 | ····mermaid.initialize({ |
| Offset 511, 15 lines modified | Offset 511, 15 lines modified | ||
| 511 | ······<p·class="built-using"> | 511 | ······<p·class="built-using"> |
| 512 | ········Built·using | 512 | ········Built·using |
| 513 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 513 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 514 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 514 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 515 | ······</p> | 515 | ······</p> |
| 516 | <p>Copyright·©·1996-202 | 516 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 517 | ····</footer> | 517 | ····</footer> |
| 518 | ··</div> | 518 | ··</div> |
| 519 | </main> | 519 | </main> |
| 520 | </div> | 520 | </div> |
| 521 | <script> | 521 | <script> |
| 522 | ··function·mermaidLoaded()·{ | 522 | ··function·mermaidLoaded()·{ |
| 523 | ····mermaid.initialize({ | 523 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 131, 15 lines modified | Offset 131, 15 lines modified | ||
| 131 | ······<p·class="built-using"> | 131 | ······<p·class="built-using"> |
| 132 | ········Built·using | 132 | ········Built·using |
| 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 135 | ······</p> | 135 | ······</p> |
| 136 | <p>Copyright·©·1996-202 | 136 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 137 | ····</footer> | 137 | ····</footer> |
| 138 | ··</div> | 138 | ··</div> |
| 139 | </main> | 139 | </main> |
| 140 | </div> | 140 | </div> |
| 141 | <script> | 141 | <script> |
| 142 | ··function·mermaidLoaded()·{ | 142 | ··function·mermaidLoaded()·{ |
| 143 | ····mermaid.initialize({ | 143 | ····mermaid.initialize({ |
| Offset 1023, 15 lines modified | Offset 1023, 15 lines modified | ||
| 1023 | ······<p·class="built-using"> | 1023 | ······<p·class="built-using"> |
| 1024 | ········Built·using | 1024 | ········Built·using |
| 1025 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1025 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1026 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1026 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1027 | ······</p> | 1027 | ······</p> |
| 1028 | <p>Copyright·©·1996-202 | 1028 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1029 | ····</footer> | 1029 | ····</footer> |
| 1030 | ··</div> | 1030 | ··</div> |
| 1031 | </main> | 1031 | </main> |
| 1032 | </div> | 1032 | </div> |
| 1033 | <script> | 1033 | <script> |
| 1034 | ··function·mermaidLoaded()·{ | 1034 | ··function·mermaidLoaded()·{ |
| 1035 | ····mermaid.initialize({ | 1035 | ····mermaid.initialize({ |
| Offset 871, 15 lines modified | Offset 871, 15 lines modified | ||
| 871 | ······<p·class="built-using"> | 871 | ······<p·class="built-using"> |
| 872 | ········Built·using | 872 | ········Built·using |
| 873 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 873 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 874 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 874 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 875 | ······</p> | 875 | ······</p> |
| 876 | <p>Copyright·©·1996-202 | 876 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 877 | ····</footer> | 877 | ····</footer> |
| 878 | ··</div> | 878 | ··</div> |
| 879 | </main> | 879 | </main> |
| 880 | </div> | 880 | </div> |
| 881 | <script> | 881 | <script> |
| 882 | ··function·mermaidLoaded()·{ | 882 | ··function·mermaidLoaded()·{ |
| 883 | ····mermaid.initialize({ | 883 | ····mermaid.initialize({ |
| Offset 200, 15 lines modified | Offset 200, 15 lines modified | ||
| 200 | ······<p·class="built-using"> | 200 | ······<p·class="built-using"> |
| 201 | ········Built·using | 201 | ········Built·using |
| 202 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 202 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 203 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 203 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 204 | ······</p> | 204 | ······</p> |
| 205 | <p>Copyright·©·1996-202 | 205 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 206 | ····</footer> | 206 | ····</footer> |
| 207 | ··</div> | 207 | ··</div> |
| 208 | </main> | 208 | </main> |
| 209 | </div> | 209 | </div> |
| 210 | <script> | 210 | <script> |
| 211 | ··function·mermaidLoaded()·{ | 211 | ··function·mermaidLoaded()·{ |
| 212 | ····mermaid.initialize({ | 212 | ····mermaid.initialize({ |
| Offset 425, 15 lines modified | Offset 425, 15 lines modified | ||
| 425 | ······<p·class="built-using"> | 425 | ······<p·class="built-using"> |
| 426 | ········Built·using | 426 | ········Built·using |
| 427 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 427 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 428 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 428 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 429 | ······</p> | 429 | ······</p> |
| 430 | <p>Copyright·©·1996-202 | 430 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 431 | ····</footer> | 431 | ····</footer> |
| 432 | ··</div> | 432 | ··</div> |
| 433 | </main> | 433 | </main> |
| 434 | </div> | 434 | </div> |
| 435 | <script> | 435 | <script> |
| 436 | ··function·mermaidLoaded()·{ | 436 | ··function·mermaidLoaded()·{ |
| 437 | ····mermaid.initialize({ | 437 | ····mermaid.initialize({ |
| Offset 247, 16 lines modified | Offset 247, 16 lines modified | ||
| 247 | ·{<madonna@chivas.du.etx.ericsson.se,17,0>, | 247 | ·{<madonna@chivas.du.etx.ericsson.se,17,0>, |
| 248 | ··················{registered_name,code_server}}, | 248 | ··················{registered_name,code_server}}, |
| 249 | ·{<madonna@chivas.du.etx.ericsson.se,20,0>, | 249 | ·{<madonna@chivas.du.etx.ericsson.se,20,0>, |
| 250 | ··················{registered_name,user}}, | 250 | ··················{registered_name,user}}, |
| 251 | ·{<madonna@chivas.du.etx.ericsson.se,38,0>, | 251 | ·{<madonna@chivas.du.etx.ericsson.se,38,0>, |
| 252 | ··················[]}]</code></pre><p>To·forward·standard·output·without·printing·the·result·term·(<em>again,·the·input | 252 | ··················[]}]</code></pre><p>To·forward·standard·output·without·printing·the·result·term·(<em>again,·the·input |
| 253 | ends·with·EOF·(Control-D)</em>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">erl_call</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">s</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">e</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">sname</span><span·class="w">·</span><span·class="ss">madonna</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">fetch_stdout</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">no_result_term</span><span·class="w"> | 253 | ends·with·EOF·(Control-D)</em>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">erl_call</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">s</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">e</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">sname</span><span·class="w">·</span><span·class="ss">madonna</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">fetch_stdout</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">no_result_term</span><span·class="w"> |
| 254 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3 | 254 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3205787521-1">(</span><span·class="s">"Number·of·schedulers:·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3205787521-2">[</span><s[·...·truncated·by·diffoscope;·len:·321,·SHA:·490b7efa47ddfa6c6d70b803d8699a8ba67c83122f8081733a1ccc2788277db5·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 255 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3 | 255 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3205787521-4">(</span><span·class="s">"Number·of·logical·cores:·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3205787521-5">[</span[·...·truncated·by·diffoscope;·len:·342,·SHA:·2b50a40d6f020628d5cb224947bfc9b496e5d678fdf9e3d34a3f9fcbefdb06e7·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 256 | </span><span·class="err">^</span><span·class="n">D</span><span·class="w"> | 256 | </span><span·class="err">^</span><span·class="n">D</span><span·class="w"> |
| 257 | </span><span·class="n">Number</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="nc">schedulers</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">8</span><span·class="w"> | 257 | </span><span·class="n">Number</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="nc">schedulers</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">8</span><span·class="w"> |
| 258 | </span><span·class="n">Number</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">logical</span><span·class="w">·</span><span·class="nc">cores</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">8</span></code></pre> | 258 | </span><span·class="n">Number</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">logical</span><span·class="w">·</span><span·class="nc">cores</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">8</span></code></pre> |
| 259 | </div> | 259 | </div> |
| 260 | <div·class="bottom-actions"·id="bottom-actions"> | 260 | <div·class="bottom-actions"·id="bottom-actions"> |
| 261 | ··<div·class="bottom-actions-item"> | 261 | ··<div·class="bottom-actions-item"> |
| Offset 302, 15 lines modified | Offset 302, 15 lines modified | ||
| 302 | ······<p·class="built-using"> | 302 | ······<p·class="built-using"> |
| 303 | ········Built·using | 303 | ········Built·using |
| 304 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 304 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 305 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 305 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 306 | ······</p> | 306 | ······</p> |
| 307 | <p>Copyright·©·1996-202 | 307 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 308 | ····</footer> | 308 | ····</footer> |
| 309 | ··</div> | 309 | ··</div> |
| 310 | </main> | 310 | </main> |
| 311 | </div> | 311 | </div> |
| 312 | <script> | 312 | <script> |
| 313 | ··function·mermaidLoaded()·{ | 313 | ··function·mermaidLoaded()·{ |
| 314 | ····mermaid.initialize({ | 314 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:20:00,·uncompressed·size·20,·method=store |
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| 1803 | ······<p·class="built-using"> | 1803 | ······<p·class="built-using"> |
| 1804 | ········Built·using | 1804 | ········Built·using |
| 1805 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1805 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1806 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1806 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1807 | ······</p> | 1807 | ······</p> |
| 1808 | <p>Copyright·©·1996-202 | 1808 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1809 | ····</footer> | 1809 | ····</footer> |
| 1810 | ··</div> | 1810 | ··</div> |
| 1811 | </main> | 1811 | </main> |
| 1812 | </div> | 1812 | </div> |
| 1813 | <script> | 1813 | <script> |
| 1814 | ··function·mermaidLoaded()·{ | 1814 | ··function·mermaidLoaded()·{ |
| 1815 | ····mermaid.initialize({ | 1815 | ····mermaid.initialize({ |
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| 131 | ······<p·class="built-using"> | 131 | ······<p·class="built-using"> |
| 132 | ········Built·using | 132 | ········Built·using |
| 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 135 | ······</p> | 135 | ······</p> |
| 136 | <p>Copyright·©·1996-202 | 136 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 137 | ····</footer> | 137 | ····</footer> |
| 138 | ··</div> | 138 | ··</div> |
| 139 | </main> | 139 | </main> |
| 140 | </div> | 140 | </div> |
| 141 | <script> | 141 | <script> |
| 142 | ··function·mermaidLoaded()·{ | 142 | ··function·mermaidLoaded()·{ |
| 143 | ····mermaid.initialize({ | 143 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 208 | ······<p·class="built-using"> | 208 | ······<p·class="built-using"> |
| 209 | ········Built·using | 209 | ········Built·using |
| 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 212 | ······</p> | 212 | ······</p> |
| 213 | <p>Copyright·©·1996-202 | 213 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 214 | ····</footer> | 214 | ····</footer> |
| 215 | ··</div> | 215 | ··</div> |
| 216 | </main> | 216 | </main> |
| 217 | </div> | 217 | </div> |
| 218 | <script> | 218 | <script> |
| 219 | ··function·mermaidLoaded()·{ | 219 | ··function·mermaidLoaded()·{ |
| 220 | ····mermaid.initialize({ | 220 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:21:12,·uncompressed·size·20,·method=store |
| Offset 536, 15 lines modified | Offset 536, 15 lines modified | ||
| 536 | ······<p·class="built-using"> | 536 | ······<p·class="built-using"> |
| 537 | ········Built·using | 537 | ········Built·using |
| 538 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 538 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 539 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 539 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 540 | ······</p> | 540 | ······</p> |
| 541 | <p>Copyright·©·1996-202 | 541 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 542 | ····</footer> | 542 | ····</footer> |
| 543 | ··</div> | 543 | ··</div> |
| 544 | </main> | 544 | </main> |
| 545 | </div> | 545 | </div> |
| 546 | <script> | 546 | <script> |
| 547 | ··function·mermaidLoaded()·{ | 547 | ··function·mermaidLoaded()·{ |
| 548 | ····mermaid.initialize({ | 548 | ····mermaid.initialize({ |
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| 1473 | ······<p·class="built-using"> | 1473 | ······<p·class="built-using"> |
| 1474 | ········Built·using | 1474 | ········Built·using |
| 1475 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1475 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1476 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1476 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1477 | ······</p> | 1477 | ······</p> |
| 1478 | <p>Copyright·©·1996-202 | 1478 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1479 | ····</footer> | 1479 | ····</footer> |
| 1480 | ··</div> | 1480 | ··</div> |
| 1481 | </main> | 1481 | </main> |
| 1482 | </div> | 1482 | </div> |
| 1483 | <script> | 1483 | <script> |
| 1484 | ··function·mermaidLoaded()·{ | 1484 | ··function·mermaidLoaded()·{ |
| 1485 | ····mermaid.initialize({ | 1485 | ····mermaid.initialize({ |
| Offset 134, 41 lines modified | Offset 134, 41 lines modified | ||
| 134 | <p>The·two·major·components·of·the·<code·class="inline">Event·Tracer·(ET)</code>·tool·is·a·graphical·sequence | 134 | <p>The·two·major·components·of·the·<code·class="inline">Event·Tracer·(ET)</code>·tool·is·a·graphical·sequence |
| 135 | chart·viewer·(<code·class="inline">et_viewer</code>)·and·its·backing·storage·(<code·class="inline">et_collector</code>).·One | 135 | chart·viewer·(<code·class="inline">et_viewer</code>)·and·its·backing·storage·(<code·class="inline">et_collector</code>).·One |
| 136 | <code·class="inline">Collector</code>·may·be·used·as·backing·storage·for·several·simultaneous·<code·class="inline">Viewers</code> | 136 | <code·class="inline">Collector</code>·may·be·used·as·backing·storage·for·several·simultaneous·<code·class="inline">Viewers</code> |
| 137 | where·each·one·may·display·a·different·view·of·the·same·trace·data.</p><p>The·interface·between·the·<code·class="inline">Collector</code>·and·its·<code·class="inline">Viewers</code>·is·public·in·order·to | 137 | where·each·one·may·display·a·different·view·of·the·same·trace·data.</p><p>The·interface·between·the·<code·class="inline">Collector</code>·and·its·<code·class="inline">Viewers</code>·is·public·in·order·to |
| 138 | enable·other·types·of·<code·class="inline">Viewers</code>.·However·in·the·following·text·we·will·focus·on | 138 | enable·other·types·of·<code·class="inline">Viewers</code>.·However·in·the·following·text·we·will·focus·on |
| 139 | usage·of·the·<code·class="inline">et_viewer</code>.</p><p>The·main·start·function·is·<a·href="et_viewer.html#start/1"><code·class="inline">et_viewer:start/1</code></a>.·By·default·it·will·start·both·an | 139 | usage·of·the·<code·class="inline">et_viewer</code>.</p><p>The·main·start·function·is·<a·href="et_viewer.html#start/1"><code·class="inline">et_viewer:start/1</code></a>.·By·default·it·will·start·both·an |
| 140 | <code·class="inline">et_collector</code>·and·an·<code·class="inline">et_viewer</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-pa·et/examples</span><span·class="w"> | 140 | <code·class="inline">et_collector</code>·and·an·<code·class="inline">et_viewer</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-pa·et/examples</span><span·class="w"> |
| 141 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R13B03</span><span·class="w">·</span><span·class="p"·data-group-id=" | 141 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R13B03</span><span·class="w">·</span><span·class="p"·data-group-id="1064551789-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.7</span><span·class="p">.</span><span·class="mi">4</span><span·class="p"·data-group-id="1064551789-1">)</span><span·class="w">·</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·1130,·SHA:·44cb67efcbb9b53d16040e53364ae4e25e517f22ca30097788307955441c023d·...·]-6">]</span><span·class="w"> |
| 142 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">7.4</span><span·class="w">··</span><span·class="p"·data-group-id=" | 142 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">7.4</span><span·class="w">··</span><span·class="p"·data-group-id="1064551789-7">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="1064551789-7">)</span><span·class="gp·unselectable"> |
| 143 | 1>·</span><span·class="p"·data-group-id=" | 143 | 1>·</span><span·class="p"·data-group-id="1064551789-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Viewer</span><span·class="p"·data-group-id="1064551789-8">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·282,·SHA:·f56cdcdc50a3d8ccf2ef1e87c0367d102f59a3fd951e5ed5a71996f98001be12·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="p"·data-group-id=" | 144 | </span><span·class="p"·data-group-id="1064551789-11">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.40</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="1064551789-11">}</span></code></pre><p>A·<code·class="inline">Viewer</code>·gets·trace·<code·class="inline">Events</code>·from·its·<code·class="inline">Collector</code>·by·polling·it·regularly·for |
| 145 | more·<code·class="inline">Events</code>·to·display.·<code·class="inline">Events</code>·are·for·example·reported·to·the·<code·class="inline">Collector</code> | 145 | more·<code·class="inline">Events</code>·to·display.·<code·class="inline">Events</code>·are·for·example·reported·to·the·<code·class="inline">Collector</code> |
| 146 | with·<a·href="et_collector.html#report_event/6"><code·class="inline">et_collector:report_event/6</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="n">Collector</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id=" | 146 | with·<a·href="et_collector.html#report_event/6"><code·class="inline">et_collector:report_event/6</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="n">Collector</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id="0009474293-1">(</span><span·class="n">Viewer</span><span·class="p"·data-group-id="0009474293-1">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="o"><</span><span·class="mf">0.39</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 147 | </span><span·class="o"><</span><span·class="mf">0.39</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
| 148 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 148 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="0009474293-2">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">60</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_tm</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_outer</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 149 | 3>·</span><span·class="w">··························</span><span·class="s">"Start·outer·transaction"</span><span·class="p"·data-group-id=" | 149 | 3>·</span><span·class="w">··························</span><span·class="s">"Start·outer·transaction"</span><span·class="p"·data-group-id="0009474293-2">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 150 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 150 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="0009474293-3">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">40</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_tm</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">new_tid</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 151 | 3>·</span><span·class="w">··························</span><span·class="s">"New·transaction·id·is·4711"</span><span·class="p"·data-group-id=" | 151 | 3>·</span><span·class="w">··························</span><span·class="s">"New·transaction·id·is·4711"</span><span·class="p"·data-group-id="0009474293-3">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 152 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 152 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="0009474293-4">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">20</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_locker</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">try_write_lock</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 153 | 3>·</span><span·class="w">··························</span><span·class="s">"Acquire·write·lock·for·{my_tab,·key}"</span><span·class="p"·data-group-id=" | 153 | 3>·</span><span·class="w">··························</span><span·class="s">"Acquire·write·lock·for·{my_tab,·key}"</span><span·class="p"·data-group-id="0009474293-4">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 154 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 154 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="0009474293-5">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">10</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_locker</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">granted</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 155 | 3>·</span><span·class="w">··························</span><span·class="s">"You·got·the·write·lock·for·{my_tab,·key}"</span><span·class="p"·data-group-id=" | 155 | 3>·</span><span·class="w">··························</span><span·class="s">"You·got·the·write·lock·for·{my_tab,·key}"</span><span·class="p"·data-group-id="0009474293-5">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 156 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 156 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="0009474293-6">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">60</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">do_commit</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 157 | 3>·</span><span·class="w">··························</span><span·class="s">"Perform··transaction·commit"</span><span·class="p"·data-group-id=" | 157 | 3>·</span><span·class="w">··························</span><span·class="s">"Perform··transaction·commit"</span><span·class="p"·data-group-id="0009474293-6">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 158 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 158 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="0009474293-7">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">40</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_locker</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">release_tid</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 159 | 3>·</span><span·class="w">··························</span><span·class="s">"Release·all·locks·for·transaction·4711"</span><span·class="p"·data-group-id=" | 159 | 3>·</span><span·class="w">··························</span><span·class="s">"Release·all·locks·for·transaction·4711"</span><span·class="p"·data-group-id="0009474293-7">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 160 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 160 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="0009474293-8">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">60</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_tm</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">delete_transaction</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 161 | 3>·</span><span·class="w">··························</span><span·class="s">"End·of·outer·transaction"</span><span·class="p"·data-group-id=" | 161 | 3>·</span><span·class="w">··························</span><span·class="s">"End·of·outer·transaction"</span><span·class="p"·data-group-id="0009474293-8">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 162 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 162 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="0009474293-9">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">20</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">end_outer</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 163 | 3>·</span><span·class="w">··························</span><span·class="s">"Transaction·returned·{atomic,·ok}"</span><span·class="p"·data-group-id=" | 163 | 3>·</span><span·class="w">··························</span><span·class="s">"Transaction·returned·{atomic,·ok}"</span><span·class="p"·data-group-id="0009474293-9">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="p"·data-group-id=" | 164 | </span><span·class="p"·data-group-id="0009474293-10">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="0009474293-11">{</span><span·class="ss">table_handle</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.39</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="mi">16402</span><span·class="p">,</span><span·class="ss">trace_ts</span><span·class="p">,</span><span·class="w"> |
| 165 | ·····</span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">et_collector</span><span·class="p">.</span><span·class="mf">0.62831470</span><span·class="o">></span><span·class="p"·data-group-id=" | 165 | ·····</span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">et_collector</span><span·class="p">.</span><span·class="mf">0.62831470</span><span·class="o">></span><span·class="p"·data-group-id="0009474293-11">}</span><span·class="p"·data-group-id="0009474293-10">}</span></code></pre><p>This·actually·is·a·simulation·of·the·process·<code·class="inline">Events</code>·caused·by·a·<code·class="inline">Mnesia</code> |
| 166 | transaction·that·writes·a·record·in·a·local·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 166 | transaction·that·writes·a·record·in·a·local·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="7386407078-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="7386407078-2">(</span><span·class="p"·data-group-id="7386407078-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">mnesia</[·...·truncated·by·diffoscope;·len:·541,·SHA:·23e8084e12b3ad34131350ba122e256dacf276e2675222956b104b8be29a8fa1·...·]-1">)</span><span·class="p">.</span></code></pre><p>At·this·stage·when·we·have·a·couple·of·<code·class="inline">Events</code>,·it·is·time·to·show·how·it·looks |
| 167 | like·in·the·graphical·interface·of·<code·class="inline">et_viewer</code>:</p><p><img·src="assets/sim_trans.png"·alt="A·simulated·Mnesia·transaction·which·writes·one·record"·title="A·simulated·Mnesia·transaction·which·writes·one·record"/></p><p>In·the·sequence·chart,·the·actors·(which·symbolically·has·performed·the·<code·class="inline">Event</code>) | 167 | like·in·the·graphical·interface·of·<code·class="inline">et_viewer</code>:</p><p><img·src="assets/sim_trans.png"·alt="A·simulated·Mnesia·transaction·which·writes·one·record"·title="A·simulated·Mnesia·transaction·which·writes·one·record"/></p><p>In·the·sequence·chart,·the·actors·(which·symbolically·has·performed·the·<code·class="inline">Event</code>) |
| 168 | are·shown·as·named·vertical·bars.·The·order·of·the·actors·may·be·altered·by | 168 | are·shown·as·named·vertical·bars.·The·order·of·the·actors·may·be·altered·by |
| 169 | dragging·(hold·mouse·button·1·pressed·during·the·operation)·the·name·tag·of·an | 169 | dragging·(hold·mouse·button·1·pressed·during·the·operation)·the·name·tag·of·an |
| 170 | actor·and·drop·it·elsewhere:</p><p><img·src="assets/sim_trans_move_actor.png"·alt="Two·actors·has·switched·places"·title="Two·actors·has·switched·places"/></p><p>An·<code·class="inline">Event</code>·may·be·an·action·performed·by·one·single·actor·(blue·text·label)·or | 170 | actor·and·drop·it·elsewhere:</p><p><img·src="assets/sim_trans_move_actor.png"·alt="Two·actors·has·switched·places"·title="Two·actors·has·switched·places"/></p><p>An·<code·class="inline">Event</code>·may·be·an·action·performed·by·one·single·actor·(blue·text·label)·or |
| 171 | it·may·involve·two·actors·and·is·then·depicted·as·an·arrow·directed·from·one | 171 | it·may·involve·two·actors·and·is·then·depicted·as·an·arrow·directed·from·one |
| 172 | actor·to·another·(red·text·label).·Details·of·an·<code·class="inline">Event</code>·can·be·shown·by | 172 | actor·to·another·(red·text·label).·Details·of·an·<code·class="inline">Event</code>·can·be·shown·by |
| 173 | clicking·(press·and·release·the·mouse·button·1)·on·the·event·label·text·or·on | 173 | clicking·(press·and·release·the·mouse·button·1)·on·the·event·label·text·or·on |
| Offset 177, 19 lines modified | Offset 177, 19 lines modified | ||
| 177 | ··<a·href="#filters-and-dictionary"·class="hover-link"> | 177 | ··<a·href="#filters-and-dictionary"·class="hover-link"> |
| 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 179 | ··</a> | 179 | ··</a> |
| 180 | ··<span·class="text">Filters·and·dictionary</span> | 180 | ··<span·class="text">Filters·and·dictionary</span> |
| 181 | </h2> | 181 | </h2> |
| 182 | <p>The·<code·class="inline">Event·Tracer·(ET)</code>·uses·named·filters·in·various·contexts.·An·Event·Trace | 182 | <p>The·<code·class="inline">Event·Tracer·(ET)</code>·uses·named·filters·in·various·contexts.·An·Event·Trace |
| 183 | filter·is·an·<code·class="inline">Erlang·fun</code>·that·takes·some·trace·data·as·input·and·returns·a | 183 | filter·is·an·<code·class="inline">Erlang·fun</code>·that·takes·some·trace·data·as·input·and·returns·a |
| 184 | possibly·modified·version·of·it:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">filter</span><span·class="p"·data-group-id=" | 184 | possibly·modified·version·of·it:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">filter</span><span·class="p"·data-group-id="9669437992-1">(</span><span·class="n">TraceData</span><span·class="p"·data-group-id="9669437992-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">|</s[·...·truncated·by·diffoscope;·len:·329,·SHA:·ef3d64c6732a2d7d05c14e5da533518f2eecb9459baf53f64f64fbc6baaaa76e·...·]-2">}</span><span·class="w"> |
| 185 | </span><span·class="n">TraceData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Event</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">erlang_trace_data</span><span·class="p"·data-group-id=" | 185 | </span><span·class="n">TraceData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Event</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">erlang_trace_data</span><span·class="p"·data-group-id="9669437992-3">(</span><span·class="p"·data-group-id="9669437992-3">)</span><span·class="w"> |
| 186 | </span><span·class="n">Event</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">event</span><span·class="p"·data-group-id=" | 186 | </span><span·class="n">Event</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">event</span><span·class="p"·data-group-id="9669437992-4">{</span><span·class="p"·data-group-id="9669437992-4">}</span><span·class="w"> |
| 187 | </span><span·class="n">NewEvent</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">event</span><span·class="p"·data-group-id=" | 187 | </span><span·class="n">NewEvent</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">event</span><span·class="p"·data-group-id="9669437992-5">{</span><span·class="p"·data-group-id="9669437992-5">}</span></code></pre><p>The·interface·of·the·filter·function·is·the·same·as·the·the·filter·functions·for |
| 188 | the·good·old·<a·href="../../../../lib/stdlib-6.2/doc/html/lists.html#filtermap/2"><code·class="inline">lists:filtermap/2</code></a>.·If·the·filter·returns·<code·class="inline">false</code>·it·means·that | 188 | the·good·old·<a·href="../../../../lib/stdlib-6.2/doc/html/lists.html#filtermap/2"><code·class="inline">lists:filtermap/2</code></a>.·If·the·filter·returns·<code·class="inline">false</code>·it·means·that |
| 189 | the·trace·data·should·silently·be·dropped.·<code·class="inline">true</code>·means·that·the·trace·data·data | 189 | the·trace·data·should·silently·be·dropped.·<code·class="inline">true</code>·means·that·the·trace·data·data |
| 190 | already·is·an·<code·class="inline">Event·Record</code>·and·that·it·should·be·kept·as·it·is.·<code·class="inline">true</code>·means | 190 | already·is·an·<code·class="inline">Event·Record</code>·and·that·it·should·be·kept·as·it·is.·<code·class="inline">true</code>·means |
| 191 | that·the·<code·class="inline">TraceData</code>·already·is·an·<code·class="inline">Event·Record</code>·and·that·it·should·be·kept·as | 191 | that·the·<code·class="inline">TraceData</code>·already·is·an·<code·class="inline">Event·Record</code>·and·that·it·should·be·kept·as |
| 192 | it·is.·<code·class="inline">{true,·NewEvent}</code>·means·that·the·original·trace·data·should·be·replaced | 192 | it·is.·<code·class="inline">{true,·NewEvent}</code>·means·that·the·original·trace·data·should·be·replaced |
| 193 | with·<code·class="inline">Event</code>.·This·provides·means·to·get·rid·of·unwanted·<code·class="inline">Events</code>·as·well·as | 193 | with·<code·class="inline">Event</code>.·This·provides·means·to·get·rid·of·unwanted·<code·class="inline">Events</code>·as·well·as |
| 194 | enabling·alternate·views·of·an·<code·class="inline">Event</code>.</p><p>The·first·filter·that·the·trace·data·is·exposed·for·is·the·<code·class="inline">Collector·Filter</code>. | 194 | enabling·alternate·views·of·an·<code·class="inline">Event</code>.</p><p>The·first·filter·that·the·trace·data·is·exposed·for·is·the·<code·class="inline">Collector·Filter</code>. |
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| 208 | When·a·<code·class="inline">Viewer</code>·is·started·it·is·registered·as·a·subscriber·of·dictionary | 208 | When·a·<code·class="inline">Viewer</code>·is·started·it·is·registered·as·a·subscriber·of·dictionary |
| 209 | updates.</p><p>In·each·<code·class="inline">Viewer</code>·there·is·only·one·filter·that·is·active·and·all·trace·<code·class="inline">Events</code> | 209 | updates.</p><p>In·each·<code·class="inline">Viewer</code>·there·is·only·one·filter·that·is·active·and·all·trace·<code·class="inline">Events</code> |
| 210 | that·the·<code·class="inline">Viewer</code>·gets·from·the·<code·class="inline">Collector</code>·will·pass·thru·that·filter.·By | 210 | that·the·<code·class="inline">Viewer</code>·gets·from·the·<code·class="inline">Collector</code>·will·pass·thru·that·filter.·By |
| 211 | writing·clever·filters·it·is·possible·to·customize·how·the·<code·class="inline">Events</code>·looks·like | 211 | writing·clever·filters·it·is·possible·to·customize·how·the·<code·class="inline">Events</code>·looks·like |
| 212 | in·the·viewer.·The·following·filter·in·<code·class="inline">et/examples/et_demo.erl</code>·replaces·the | 212 | in·the·viewer.·The·following·filter·in·<code·class="inline">et/examples/et_demo.erl</code>·replaces·the |
| 213 | actor·names·<code·class="inline">mnesia_tm</code>·and·<code·class="inline">mnesia_locker</code>·and·leaves·everything·else·in·the | 213 | actor·names·<code·class="inline">mnesia_tm</code>·and·<code·class="inline">mnesia_locker</code>·and·leaves·everything·else·in·the |
| 214 | record·as·it·was:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> | 214 | record·as·it·was:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 215 | </span><span·class="nf">mgr_actors</span><span·class="p"·data-group-id=" | 215 | </span><span·class="nf">mgr_actors</span><span·class="p"·data-group-id="6315941212-1">(</span><span·class="n">E</span><span·class="p"·data-group-id="6315941212-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_record</span><span·class="p"·data-group-id="6315941212-2">(</s[·...·truncated·by·diffoscope;·len:·146,·SHA:·4bf0ee0ce9a8c0d6b299d37ab2e11318e17ab4557b513c9af6395ad32cbbf970·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 216 | ····</span><span·class="n">Actor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 216 | ····</span><span·class="n">Actor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="6315941212-3">(</span><span·class="n">A</span><span·class="p"·data-group-id="6315941212-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 217 | ···············</span><span·class="k">case</span><span·class="w">·</span><span·class="n">A</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 217 | ···············</span><span·class="k">case</span><span·class="w">·</span><span·class="n">A</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 218 | ···················</span><span·class="ss">mnesia_tm</span><span·class="w">·····</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">trans_mgr</span><span·class="p">;</span><span·class="w"> | 218 | ···················</span><span·class="ss">mnesia_tm</span><span·class="w">·····</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">trans_mgr</span><span·class="p">;</span><span·class="w"> |
| 219 | ···················</span><span·class="ss">mnesia_locker</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">lock_mgr</span><span·class="p">;</span><span·class="w"> | 219 | ···················</span><span·class="ss">mnesia_locker</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">lock_mgr</span><span·class="p">;</span><span·class="w"> |
| 220 | ···················</span><span·class="p">_</span><span·class="w">·············</span><span·class="p">-></span><span·class="w">·</span><span·class="n">A</span><span·class="w"> | 220 | ···················</span><span·class="p">_</span><span·class="w">·············</span><span·class="p">-></span><span·class="w">·</span><span·class="n">A</span><span·class="w"> |
| 221 | ···············</span><span·class="k">end</span><span·class="w"> | 221 | ···············</span><span·class="k">end</span><span·class="w"> |
| 222 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 222 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 223 | ····</span><span·class="p"·data-group-id=" | 223 | ····</span><span·class="p"·data-group-id="6315941212-4">{</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p"·data-group-id="6315941212-5">{</span><span·class="ss">from</span>[·...·truncated·by·diffoscope;·len:·323,·SHA:·7f05977eeb0ebaa71c12c8f4b89d92e6969273f0ff568b4867ec7409422369ab·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 224 | ···················</span><span·class="ss">to</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Actor</span><span·class="p"·data-group-id=" | 224 | ···················</span><span·class="ss">to</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Actor</span><span·class="p"·data-group-id="6315941212-7">(</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">to</span><span·class="p"·data-group-id="6315941212-7">)</span><span·class="p">,</span><span·class="w"> |
| 225 | ···················</span><span·class="ss">contents</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 225 | ···················</span><span·class="ss">contents</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6315941212-8">[</span><span·class="p"·data-group-id="6315941212-9">{</span><span·class="ss">orig_from</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span[·...·truncated·by·diffoscope;·len:·70,·SHA:·681f449bc91b599b9fe48bedae1dfaa8a8dbc059691f6449a341df3e760063cc·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 226 | ·······························</span><span·class="p"·data-group-id=" | 226 | ·······························</span><span·class="p"·data-group-id="6315941212-10">{</span><span·class="ss">orig_to</span><span·class="p">,</span><span·class="w">···</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">to</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·6d313b60a11d57dd0cad41d3a19d1b8cb18b4ef3d64a7e5cc60a4fa7f6cf0483·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 227 | ·······························</span><span·class="p"·data-group-id=" | 227 | ·······························</span><span·class="p"·data-group-id="6315941212-11">{</span><span·class="ss">orig_contents</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">contents</span><span·class="p"[·...·truncated·by·diffoscope;·len:·949,·SHA:·df55797d239be6f10a5083a1568d6eafa308e43d159572b710a57bab59eab549·...·]-2">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">6.13229925</span><span·class="o">></span><span·class="gp·unselectable"> | 228 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">6.13229925</span><span·class="o">></span><span·class="gp·unselectable"> |
| 229 | 5>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">dict_insert</span><span·class="p"·data-group-id=" | 229 | 5>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">dict_insert</span><span·class="p"·data-group-id="8373611076-3">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8373611076-4">{</span><span·class="ss">filter</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mgr_ac[·...·truncated·by·diffoscope;·len:·179,·SHA:·265fab87aed456b2223db8ff171aadc3501abe76f6682718fc0f2cea6a8dfb02·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 230 | </span><span·class="ss">ok</span></code></pre><p>you·will·see·that·the·<code·class="inline">Filter</code>·menu·in·all·viewers·have·got·a·new·entry·called | 230 | </span><span·class="ss">ok</span></code></pre><p>you·will·see·that·the·<code·class="inline">Filter</code>·menu·in·all·viewers·have·got·a·new·entry·called |
| 231 | <code·class="inline">mgr_actors</code>.·Select·it,·and·a·new·<code·class="inline">Viewer</code>·window·will·pop·up:</p><p><img·src="assets/sim_trans_mgr_actors.png"·alt="The·same·trace·data·in·a·different·view"·title="The·same·trace·data·in·a·different·view"/></p><p>In·order·to·see·the·nitty·gritty·details·of·an·<code·class="inline">Event</code>·you·may·click·on·the | 231 | <code·class="inline">mgr_actors</code>.·Select·it,·and·a·new·<code·class="inline">Viewer</code>·window·will·pop·up:</p><p><img·src="assets/sim_trans_mgr_actors.png"·alt="The·same·trace·data·in·a·different·view"·title="The·same·trace·data·in·a·different·view"/></p><p>In·order·to·see·the·nitty·gritty·details·of·an·<code·class="inline">Event</code>·you·may·click·on·the |
| 232 | <code·class="inline">Event</code>·in·order·to·start·a·<code·class="inline">Contents·Viewer</code>·for·that·<code·class="inline">Event</code>.·In·the | 232 | <code·class="inline">Event</code>·in·order·to·start·a·<code·class="inline">Contents·Viewer</code>·for·that·<code·class="inline">Event</code>.·In·the |
| 233 | <code·class="inline">Contents·Viewer</code>·there·also·is·a·filter·menu·that·enables·inspection·of·the | 233 | <code·class="inline">Contents·Viewer</code>·there·also·is·a·filter·menu·that·enables·inspection·of·the |
| 234 | <code·class="inline">Event</code>·from·other·views·than·the·one·selected·in·the·viewer.·A·click·on·the | 234 | <code·class="inline">Event</code>·from·other·views·than·the·one·selected·in·the·viewer.·A·click·on·the |
| 235 | <code·class="inline">new_tid</code>·<code·class="inline">Event</code>·will·cause·a·<code·class="inline">Contents·Viewer</code>·window·to·pop·up,·showing·the | 235 | <code·class="inline">new_tid</code>·<code·class="inline">Event</code>·will·cause·a·<code·class="inline">Contents·Viewer</code>·window·to·pop·up,·showing·the |
| 236 | <code·class="inline">Event</code>·in·the·<code·class="inline">mgr_actors</code>·view:</p><p><img·src="assets/sim_trans_contents_viewer_mgr_actors.png"·alt="The·trace·Event·in·the·mgr_actors·view"·title="The·trace·Event·in·the·mgr_actors·view"/></p><p>Select·the·<code·class="inline">all</code>·entry·in·the·<code·class="inline">Filters</code>·menu·and·a·new·<code·class="inline">Contents·Viewer·window</code> | 236 | <code·class="inline">Event</code>·in·the·<code·class="inline">mgr_actors</code>·view:</p><p><img·src="assets/sim_trans_contents_viewer_mgr_actors.png"·alt="The·trace·Event·in·the·mgr_actors·view"·title="The·trace·Event·in·the·mgr_actors·view"/></p><p>Select·the·<code·class="inline">all</code>·entry·in·the·<code·class="inline">Filters</code>·menu·and·a·new·<code·class="inline">Contents·Viewer·window</code> |
| Offset 419, 15 lines modified | Offset 419, 15 lines modified | ||
| 419 | ······<p·class="built-using"> | 419 | ······<p·class="built-using"> |
| 420 | ········Built·using | 420 | ········Built·using |
| 421 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 421 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 422 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 422 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 423 | ······</p> | 423 | ······</p> |
| 424 | <p>Copyright·©·1996-202 | 424 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 425 | ····</footer> | 425 | ····</footer> |
| 426 | ··</div> | 426 | ··</div> |
| 427 | </main> | 427 | </main> |
| 428 | </div> | 428 | </div> |
| 429 | <script> | 429 | <script> |
| 430 | ··function·mermaidLoaded()·{ | 430 | ··function·mermaidLoaded()·{ |
| 431 | ····mermaid.initialize({ | 431 | ····mermaid.initialize({ |
| Offset 211, 15 lines modified | Offset 211, 15 lines modified | ||
| 211 | ······<p·class="built-using"> | 211 | ······<p·class="built-using"> |
| 212 | ········Built·using | 212 | ········Built·using |
| 213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 215 | ······</p> | 215 | ······</p> |
| 216 | <p>Copyright·©·1996-202 | 216 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 217 | ····</footer> | 217 | ····</footer> |
| 218 | ··</div> | 218 | ··</div> |
| 219 | </main> | 219 | </main> |
| 220 | </div> | 220 | </div> |
| 221 | <script> | 221 | <script> |
| 222 | ··function·mermaidLoaded()·{ | 222 | ··function·mermaidLoaded()·{ |
| 223 | ····mermaid.initialize({ | 223 | ····mermaid.initialize({ |
| Offset 415, 15 lines modified | Offset 415, 15 lines modified | ||
| 415 | ······<p·class="built-using"> | 415 | ······<p·class="built-using"> |
| 416 | ········Built·using | 416 | ········Built·using |
| 417 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 417 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 418 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 418 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 419 | ······</p> | 419 | ······</p> |
| 420 | <p>Copyright·©·1996-202 | 420 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 421 | ····</footer> | 421 | ····</footer> |
| 422 | ··</div> | 422 | ··</div> |
| 423 | </main> | 423 | </main> |
| 424 | </div> | 424 | </div> |
| 425 | <script> | 425 | <script> |
| 426 | ··function·mermaidLoaded()·{ | 426 | ··function·mermaidLoaded()·{ |
| 427 | ····mermaid.initialize({ | 427 | ····mermaid.initialize({ |
| Offset 129, 49 lines modified | Offset 129, 49 lines modified | ||
| 129 | ··<a·href="#visualizing-message-sequence-charts"·class="hover-link"> | 129 | ··<a·href="#visualizing-message-sequence-charts"·class="hover-link"> |
| 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 131 | ··</a> | 131 | ··</a> |
| 132 | ··<span·class="text">Visualizing·Message·Sequence·Charts</span> | 132 | ··<span·class="text">Visualizing·Message·Sequence·Charts</span> |
| 133 | </h2> | 133 | </h2> |
| 134 | <p>The·easiest·way·of·using·<code·class="inline">ET</code>,·is·to·just·use·it·as·a·graphical·tool·for | 134 | <p>The·easiest·way·of·using·<code·class="inline">ET</code>,·is·to·just·use·it·as·a·graphical·tool·for |
| 135 | displaying·message·sequence·charts.·In·order·to·do·that·you·need·to·first·start | 135 | displaying·message·sequence·charts.·In·order·to·do·that·you·need·to·first·start |
| 136 | a·<code·class="inline">Viewer</code>·(which·by·default·starts·a·<code·class="inline">Collector</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id=" | 136 | a·<code·class="inline">Viewer</code>·(which·by·default·starts·a·<code·class="inline">Collector</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id="3999535000-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ViewerPid</span><span·class="p"·data-group-id="3999535000-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·489,·SHA:·a1fa3bc64d2e451ed22e41363f397c03b22b31d6adb3f132ae1a1b700c81f53c·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 137 | ······</span><span·class="n">CollectorPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id=" | 137 | ······</span><span·class="n">CollectorPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id="3999535000-5">(</span><span·class="n">ViewerPid</span><span·class="p"·data-group-id="3999535000-5">)</span><span·class="p">.</span></code></pre><p><a·href=""·id="report_event"></a></p><p>Then·you·send·events·to·the·<code·class="inline">Collector</code>·with·the·function |
| 138 | <a·href="et_collector.html#report_event/6"><code·class="inline">et_collector:report_event/6</code></a>·like·this:</p><pre><code·class="text">······et_collector:report_event(CollectorPid,85,from,to,message,extra_stuff).</code></pre><p>The·<code·class="inline">Viewer</code>·will·automatically·pull·events·from·the·<code·class="inline">Collector</code>·and·display | 138 | <a·href="et_collector.html#report_event/6"><code·class="inline">et_collector:report_event/6</code></a>·like·this:</p><pre><code·class="text">······et_collector:report_event(CollectorPid,85,from,to,message,extra_stuff).</code></pre><p>The·<code·class="inline">Viewer</code>·will·automatically·pull·events·from·the·<code·class="inline">Collector</code>·and·display |
| 139 | them·on·the·screen.</p><p>The·number·(in·this·case·85)·is·an·integer·from·1·to·100·that·specifies·the | 139 | them·on·the·screen.</p><p>The·number·(in·this·case·85)·is·an·integer·from·1·to·100·that·specifies·the |
| 140 | "detail·level"·of·the·message.·The·higher·the·number,·the·more·important·it·is. | 140 | "detail·level"·of·the·message.·The·higher·the·number,·the·more·important·it·is. |
| 141 | This·provides·a·crude·form·of·priority·filtering.</p><p>The·<code·class="inline">from</code>,·<code·class="inline">to</code>,·and·<code·class="inline">message</code>·parameters·are·exactly·what·they·sound·like. | 141 | This·provides·a·crude·form·of·priority·filtering.</p><p>The·<code·class="inline">from</code>,·<code·class="inline">to</code>,·and·<code·class="inline">message</code>·parameters·are·exactly·what·they·sound·like. |
| 142 | <code·class="inline">from</code>·and·<code·class="inline">to</code>·are·visualized·in·the·<code·class="inline">Viewer</code>·as·"lifelines",·with·the·message | 142 | <code·class="inline">from</code>·and·<code·class="inline">to</code>·are·visualized·in·the·<code·class="inline">Viewer</code>·as·"lifelines",·with·the·message |
| 143 | passing·from·one·to·the·other.·If·<code·class="inline">from</code>·and·<code·class="inline">to</code>·are·the·same·value,·then·it·is | 143 | passing·from·one·to·the·other.·If·<code·class="inline">from</code>·and·<code·class="inline">to</code>·are·the·same·value,·then·it·is |
| 144 | displayed·next·to·the·lifeline·as·an·"action".·The·<code·class="inline">extra_stuff</code>value·is·simply | 144 | displayed·next·to·the·lifeline·as·an·"action".·The·<code·class="inline">extra_stuff</code>value·is·simply |
| 145 | data·that·you·can·attach·that·will·be·displayed·when·someone·actually·clicks·on | 145 | data·that·you·can·attach·that·will·be·displayed·when·someone·actually·clicks·on |
| 146 | the·action·or·message·in·the·<code·class="inline">Viewer</code>·window.</p><p>The·module·<code·class="inline">et/examples/et_display_demo.erl</code>·illustrates·how·it·can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> | 146 | the·action·or·message·in·the·<code·class="inline">Viewer</code>·window.</p><p>The·module·<code·class="inline">et/examples/et_display_demo.erl</code>·illustrates·how·it·can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 147 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 147 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1302891568-1">(</span><span·class="ss">et_display_demo</span><span·class="p"·data-group-id="1302891568-1">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="w"> | 148 | </span><span·class="w"> |
| 149 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 149 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1302891568-2">(</span><span·class="p"·data-group-id="1302891568-3">[</span><span·class="ss">test</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="1302891568-3">]</span><span·class="p"·data-group-id="1302891568-2">)</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="nf">test</span><span·class="p"·data-group-id=" | 150 | </span><span·class="nf">test</span><span·class="p"·data-group-id="1302891568-4">(</span><span·class="p"·data-group-id="1302891568-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 151 | ····</span><span·class="p"·data-group-id=" | 151 | ····</span><span·class="p"·data-group-id="1302891568-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Viewer</span><span·class="p"·data-group-id="1302891568-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·724,·SHA:·50938456783d1b5c5bff0fb7169dc4b0f235f2aca6313c3c707580450cb2ce27·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 152 | ····</span><span·class="n">Drink</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 152 | ····</span><span·class="n">Drink</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1302891568-10">{</span><span·class="ss">drink</span><span·class="p">,</span><span·class="ss">iced_chai_latte</span><span·class="p"·data-group-id="1302891568-10">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ····</span><span·class="n">Size</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 153 | ····</span><span·class="n">Size</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1302891568-11">{</span><span·class="nb">size</span><span·class="p">,</span><span·class="ss">grande</span><span·class="p"·data-group-id="1302891568-11">}</span><span·class="p">,</span><span·class="w"> |
| 154 | ····</span><span·class="n">Milk</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 154 | ····</span><span·class="n">Milk</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1302891568-12">{</span><span·class="ss">milk</span><span·class="p">,</span><span·class="ss">whole</span><span·class="p"·data-group-id="1302891568-12">}</span><span·class="p">,</span><span·class="w"> |
| 155 | ····</span><span·class="n">Flavor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 155 | ····</span><span·class="n">Flavor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1302891568-13">{</span><span·class="ss">flavor</span><span·class="p">,</span><span·class="ss">vanilla</span><span·class="p"·data-group-id="1302891568-13">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ····</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id=" | 156 | ····</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id="1302891568-14">(</span><span·class="n">Viewer</span><span·class="p"·data-group-id="1302891568-14">)</span><span·class="p">,</span><span·class="w"> |
| 157 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 157 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="1302891568-15">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">99</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">place[·...·truncated·by·diffoscope;·len:·369,·SHA:·cc4588034e60afdc47e6da2f3d65b1ec49f9fdff2b04802180e696f3c7031593·...·]-15">)</span><span·class="p">,</span><span·class="w"> |
| 158 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="1302891568-17">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="nb">register</span><span·class="p">,</span><span·class="ss">enter[·...·truncated·by·diffoscope;·len:·318,·SHA:·1afa5d1b541acfe50fe8479cc7fde64e41131177f998d4b05a1ef1f166342f2a·...·]-17">)</span><span·class="p">,</span><span·class="w"> |
| 159 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 159 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="1302891568-19">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="nb">register</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">give_[·...·truncated·by·diffoscope;·len:·114,·SHA:·8ba7742b53a9b56a75f6174697dcd57b570bca95f7894afbacbacd4a7a2d2951·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 160 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 160 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="1302891568-20">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">get_[·...·truncated·by·diffoscope;·len:·262,·SHA:·2a2f3a0691892e3de1f92864bb257bf4aea728a3dcf8ca5308bbc8e15651eda6·...·]-20">)</span><span·class="p">,</span><span·class="w"> |
| 161 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 161 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="1302891568-22">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">give[·...·truncated·by·diffoscope;·len:·184,·SHA:·670829f0f1a8fe8c4525356485e11aca0d5ce785a347d72996981a83368ab5be·...·]-22">)</span><span·class="p">,</span><span·class="w"> |
| 162 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="1302891568-24">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">90</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">reque[·...·truncated·by·diffoscope;·len:·117,·SHA:·36004c9ce2647398eba798945e912ab76dbd0bbb7a37e7d902a0c5043703280f·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 163 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 163 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="1302891568-25">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">90</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">pay_m[·...·truncated·by·diffoscope;·len:·113,·SHA:·108ec3f9a5f399c5127488e007d383ce153b25c9b057072f112406596d399b60·...·]-25">)</span><span·class="p">,</span><span·class="w"> |
| 164 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 164 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="1302891568-26">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">get_[·...·truncated·by·diffoscope;·len:·188,·SHA:·71fd47bcb0e6a1a2efe5a35a69646c4815a3c9d6094fc2befb035a597a8c291d·...·]-26">)</span><span·class="p">,</span><span·class="w"> |
| 165 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 165 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="1302891568-28">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">add_[·...·truncated·by·diffoscope;·len:·215,·SHA:·4cdb695e7ed9ad634464251863723f830e07e6dd350c5ccc64e66e85056863a6·...·]-28">)</span><span·class="p">,</span><span·class="w"> |
| 166 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 166 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="1302891568-30">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">add_[·...·truncated·by·diffoscope;·len:·211,·SHA:·b813a13309abdaa953b998c235659a93cc3c5ac20485af17520e831924a75ba1·...·]-30">)</span><span·class="p">,</span><span·class="w"> |
| 167 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 167 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="1302891568-32">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">add_[·...·truncated·by·diffoscope;·len:·183,·SHA:·40306c231285cdc77639fef2849ead0ba766553fbcaf14f8b4bde9ff94bb9788·...·]-32">)</span><span·class="p">,</span><span·class="w"> |
| 168 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 168 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="1302891568-34">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">swir[·...·truncated·by·diffoscope;·len:·181,·SHA:·1dec3252c7eee33505c661eab65d9ad5490ce2e92abbd7ad070c66062586fd50·...·]-34">)</span><span·class="p">,</span><span·class="w"> |
| 169 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 169 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="1302891568-36">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">give_[·...·truncated·by·diffoscope;·len:·273,·SHA:·569ed2add7f2c970d4b91b5bdc4582705b785736dade256b340ac60b80a7c648·...·]-36">)</span><span·class="p">,</span><span·class="w"> |
| 170 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>When·you·run·the·<code·class="inline">et_display_demo:test().</code>·function·in·the·example·above,·the | 170 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>When·you·run·the·<code·class="inline">et_display_demo:test().</code>·function·in·the·example·above,·the |
| 171 | <code·class="inline">Viewer</code>·window·will·look·like·this:</p><p><img·src="assets/coffee_order.png"·alt="Screenshot·of·the·Viewer·window"·title="Screenshot·of·the·Viewer·window"/></p><h2·id="four-modules"·class="section-heading"> | 171 | <code·class="inline">Viewer</code>·window·will·look·like·this:</p><p><img·src="assets/coffee_order.png"·alt="Screenshot·of·the·Viewer·window"·title="Screenshot·of·the·Viewer·window"/></p><h2·id="four-modules"·class="section-heading"> |
| 172 | ··<a·href="#four-modules"·class="hover-link"> | 172 | ··<a·href="#four-modules"·class="hover-link"> |
| 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 174 | ··</a> | 174 | ··</a> |
| 175 | ··<span·class="text">Four·Modules</span> | 175 | ··<span·class="text">Four·Modules</span> |
| 176 | </h2> | 176 | </h2> |
| Offset 195, 15 lines modified | Offset 195, 15 lines modified | ||
| 195 | <code·class="inline">Tracer</code>·of·the·<code·class="inline">Raw·Trace·Data</code>.</p><p>Erlang·tracing·is·a·seething·pile·of·pain·that·involves·reasonably·complex | 195 | <code·class="inline">Tracer</code>·of·the·<code·class="inline">Raw·Trace·Data</code>.</p><p>Erlang·tracing·is·a·seething·pile·of·pain·that·involves·reasonably·complex |
| 196 | knowledge·of·clever·ports,·tracing·return·formats,·and·specialized·tracing | 196 | knowledge·of·clever·ports,·tracing·return·formats,·and·specialized·tracing |
| 197 | <code·class="inline">MatchSpecs</code>·(which·are·really·their·own·special·kind·of·hell).·The·tracing | 197 | <code·class="inline">MatchSpecs</code>·(which·are·really·their·own·special·kind·of·hell).·The·tracing |
| 198 | mechanism·is·very·powerful·indeed,·but·it·can·be·hard·to·grasp.</p><p>Luckily·there·is·a·simplified·way·to·start·tracing·of·<a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·function | 198 | mechanism·is·very·powerful·indeed,·but·it·can·be·hard·to·grasp.</p><p>Luckily·there·is·a·simplified·way·to·start·tracing·of·<a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·function |
| 199 | calls.·The·idea·is·that·you·should·instrument·your·code·with·calls·to | 199 | calls.·The·idea·is·that·you·should·instrument·your·code·with·calls·to |
| 200 | <a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·in·strategic·places·where·you·have·interesting·information | 200 | <a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·in·strategic·places·where·you·have·interesting·information |
| 201 | available·in·your·program.·Then·you·just·start·the·<code·class="inline">Collector</code>·with·global | 201 | available·in·your·program.·Then·you·just·start·the·<code·class="inline">Collector</code>·with·global |
| 202 | tracing·enabled:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 202 | tracing·enabled:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="3025956784-1">(</span><span·class="p"·data-group-id="3025956784-2">[</span><span·class="p"·data-group-id="3025956784-3">{</span><span·class="ss">trace_global</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·553,·SHA:·4a992e618bbcf45d777b1181ade237588dcf9d42c2b5611aff62423922d87eb2·...·]-1">)</span><span·class="p">.</span></code></pre><p>This·will·start·a·<code·class="inline">Collector</code>,·a·<code·class="inline">Viewer</code>·and·also·start·the·tracing·of |
| 203 | <a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·function·calls.·The·<code·class="inline">Raw·Trace·Data</code>·is·collected·by·the | 203 | <a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·function·calls.·The·<code·class="inline">Raw·Trace·Data</code>·is·collected·by·the |
| 204 | <code·class="inline">Collector</code>·and·a·view·of·it·is·displayed·on·the·screen·by·the·<code·class="inline">Viewer</code>.·You·can | 204 | <code·class="inline">Collector</code>·and·a·view·of·it·is·displayed·on·the·screen·by·the·<code·class="inline">Viewer</code>.·You·can |
| 205 | define·your·own·"views"·of·the·data·by·implementing·your·own·<code·class="inline">Filter</code>·functions | 205 | define·your·own·"views"·of·the·data·by·implementing·your·own·<code·class="inline">Filter</code>·functions |
| 206 | and·register·them·in·the·<code·class="inline">Viewer</code>.</p><h2·id="the-collector-and-viewer"·class="section-heading"> | 206 | and·register·them·in·the·<code·class="inline">Viewer</code>.</p><h2·id="the-collector-and-viewer"·class="section-heading"> |
| 207 | ··<a·href="#the-collector-and-viewer"·class="hover-link"> | 207 | ··<a·href="#the-collector-and-viewer"·class="hover-link"> |
| 208 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 208 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 209 | ··</a> | 209 | ··</a> |
| Offset 251, 44 lines modified | Offset 251, 44 lines modified | ||
| 251 | ··</a> | 251 | ··</a> |
| 252 | ··<span·class="text">How·To·Put·It·Together</span> | 252 | ··<span·class="text">How·To·Put·It·Together</span> |
| 253 | </h2> | 253 | </h2> |
| 254 | <p>The·<code·class="inline">Collector</code>·automatically·registers·itself·to·listen·for·trace·<code·class="inline">Events</code>,·so | 254 | <p>The·<code·class="inline">Collector</code>·automatically·registers·itself·to·listen·for·trace·<code·class="inline">Events</code>,·so |
| 255 | all·you·have·to·do·is·enable·them.</p><p>For·those·people·who·want·to·do·general·tracing,·consult·the·<code·class="inline">dbg</code>·module·on·how | 255 | all·you·have·to·do·is·enable·them.</p><p>For·those·people·who·want·to·do·general·tracing,·consult·the·<code·class="inline">dbg</code>·module·on·how |
| 256 | to·trace·whatever·you're·interested·in·and·let·it·work·its·magic.·If·you·just | 256 | to·trace·whatever·you're·interested·in·and·let·it·work·its·magic.·If·you·just |
| 257 | want·<a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·to·work,·do·the·following:</p><ol><li>Create·a·<code·class="inline">Collector</code></li><li>Create·a·<code·class="inline">Viewer</code>·(this·can·do·step·#1·for·you)</li><li>Turn·on·and·pare·down·debugging</li></ol><p>The·module·<code·class="inline">et/examples/et_trace_demo.erl</code>·achieves·this.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> | 257 | want·<a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·to·work,·do·the·following:</p><ol><li>Create·a·<code·class="inline">Collector</code></li><li>Create·a·<code·class="inline">Viewer</code>·(this·can·do·step·#1·for·you)</li><li>Turn·on·and·pare·down·debugging</li></ol><p>The·module·<code·class="inline">et/examples/et_trace_demo.erl</code>·achieves·this.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 258 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 258 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8329967128-1">(</span><span·class="ss">et_trace_demo</span><span·class="p"·data-group-id="8329967128-1">)</span><span·class="p">.</span><span·class="w"> |
| 259 | </span><span·class="w"> | 259 | </span><span·class="w"> |
| 260 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 260 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8329967128-2">(</span><span·class="p"·data-group-id="8329967128-3">[</span><span·class="ss">test</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="8329967128-3">]</span><span·class="p"·data-group-id="8329967128-2">)</span><span·class="p">.</span><span·class="w"> |
| 261 | </span><span·class="nf">test</span><span·class="p"·data-group-id=" | 261 | </span><span·class="nf">test</span><span·class="p"·data-group-id="8329967128-4">(</span><span·class="p"·data-group-id="8329967128-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 262 | ····</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 262 | ····</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="8329967128-5">(</span><span·class="p"·data-group-id="8329967128-6">[</span><span·class="w"> |
| 263 | ········</span><span·class="p"·data-group-id=" | 263 | ········</span><span·class="p"·data-group-id="8329967128-7">{</span><span·class="ss">title</span><span·class="p">,</span><span·class="s">"Coffee·Order"</span><span·class="p"·data-group-id="8329967128-7">}</span><span·class="p">,</span><span·class="w"> |
| 264 | ········</span><span·class="p"·data-group-id=" | 264 | ········</span><span·class="p"·data-group-id="8329967128-8">{</span><span·class="ss">trace_global</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="8329967128-8">}</span><span·class="p">,</span><span·class="w"> |
| 265 | ········</span><span·class="p"·data-group-id=" | 265 | ········</span><span·class="p"·data-group-id="8329967128-9">{</span><span·class="nb">trace_pattern</span><span·class="p">,</span><span·class="p"·data-group-id="8329967128-10">{</span><span·class="ss">et</span><span·class="p">,</span><span·class="ss">max</span><span·class="p"·data-group-id="8329967128-[·...·truncated·by·diffoscope;·len:·53,·SHA:·c7226a5d8272968900b6334c3c8efd0521447374d46a788e23188dc5800c0101·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 266 | ········</span><span·class="p"·data-group-id=" | 266 | ········</span><span·class="p"·data-group-id="8329967128-11">{</span><span·class="ss">max_actors</span><span·class="p">,</span><span·class="mi">10</span><span·class="p"·data-group-id="8329967128-11">}</span><span·class="w"> |
| 267 | ······</span><span·class="p"·data-group-id=" | 267 | ······</span><span·class="p"·data-group-id="8329967128-6">]</span><span·class="p"·data-group-id="8329967128-5">)</span><span·class="p">,</span><span·class="w"> |
| 268 | ······</span><span·class="c1">%%·dbg:p(all,call),</span><span·class="w"> | 268 | ······</span><span·class="c1">%%·dbg:p(all,call),</span><span·class="w"> |
| 269 | ······</span><span·class="c1">%%·dbg:tpl(et,·trace_me,·5,·[]),</span><span·class="w"> | 269 | ······</span><span·class="c1">%%·dbg:tpl(et,·trace_me,·5,·[]),</span><span·class="w"> |
| 270 | ······</span><span·class="n">Drink</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 270 | ······</span><span·class="n">Drink</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8329967128-12">{</span><span·class="ss">drink</span><span·class="p">,</span><span·class="ss">iced_chai_latte</span><span·class="p"·data-group-id="8329967128-12">}</span><span·class="p">,</span><span·class="w"> |
| 271 | ······</span><span·class="n">Size</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 271 | ······</span><span·class="n">Size</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8329967128-13">{</span><span·class="nb">size</span><span·class="p">,</span><span·class="ss">grande</span><span·class="p"·data-group-id="8329967128-13">}</span><span·class="p">,</span><span·class="w"> |
| 272 | ······</span><span·class="n">Milk</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 272 | ······</span><span·class="n">Milk</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8329967128-14">{</span><span·class="ss">milk</span><span·class="p">,</span><span·class="ss">whole</span><span·class="p"·data-group-id="8329967128-14">}</span><span·class="p">,</span><span·class="w"> |
| 273 | ······</span><span·class="n">Flavor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 273 | ······</span><span·class="n">Flavor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8329967128-15">{</span><span·class="ss">flavor</span><span·class="p">,</span><span·class="ss">vanilla</span><span·class="p"·data-group-id="8329967128-15">}</span><span·class="p">,</span><span·class="w"> |
| 274 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 274 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="8329967128-16">(</span><span·class="mi">99</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">place_order</span><span·class="p">,</span><span·class[·...·truncated·by·diffoscope;·len:·321,·SHA:·b1218de8b4f7e6c8ca5ec0762bc27def8a54af0cc348104f44a5ceb2b662eec8·...·]-16">)</span><span·class="p">,</span><span·class="w"> |
| 275 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 275 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="8329967128-18">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="nb">register</span><span·class="p">,</span><span·class="ss">enter_order</span><span·class="p">,</span><span·class[·...·truncated·by·diffoscope;·len:·270,·SHA:·26147d6285338b1897f686300925a54f9434b45faf1e54a42969a81ea1f05350·...·]-18">)</span><span·class="p">,</span><span·class="w"> |
| 276 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 276 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="8329967128-20">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="nb">register</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">give_total</span><span·class="p">,</span><span·class=[·...·truncated·by·diffoscope;·len:·66,·SHA:·0a68897827d52a4f3dc31eaf86df987b1913ea48fbb74be7b582ceae42e96cd1·...·]-20">)</span><span·class="p">,</span><span·class="w"> |
| 277 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 277 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="8329967128-21">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">get_cup</span><span·class="p">,</span><span·class="p[·...·truncated·by·diffoscope;·len:·214,·SHA:·a22fc9b87553f3e779006df57661e9499caeec9feacf2965e2f4806b5d9dbb16·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 278 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 278 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="8329967128-23">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">give_cup</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·136,·SHA:·9dc9882b0ebd2063ea59482c94da15bbe7dad25d8ecc884727a0f091b4e933ef·...·]-23">)</span><span·class="p">,</span><span·class="w"> |
| 279 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 279 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="8329967128-25">(</span><span·class="mi">90</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">request_money</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·69,·SHA:·176f01371a714ad5c1bf3efac153d8b6a6e05cf429d91006d1a220e2184df89d·...·]-25">)</span><span·class="p">,</span><span·class="w"> |
| 280 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 280 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="8329967128-26">(</span><span·class="mi">90</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">pay_money</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·65,·SHA:·871d4191b541104a35c831d8e347b54a6a8608d1dd3e5b1feed7a5cc5243b976·...·]-26">)</span><span·class="p">,</span><span·class="w"> |
| 281 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 281 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="8329967128-27">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">get_chai_mix</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·140,·SHA:·688e67b92a9931f6b53ad20efac3af2b6558d7c7ae53d9686251c22ac8fdcf93·...·]-27">)</span><span·class="p">,</span><span·class="w"> |
| 282 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 282 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="8329967128-29">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">add_flavor</span><span·class="p">,</span><span·class[·...·truncated·by·diffoscope;·len:·167,·SHA:·3d8c1b43f1bee64ffd1a3eab7b711a91968eb924b602a4b2ce930707ddc1f21f·...·]-29">)</span><span·class="p">,</span><span·class="w"> |
| 283 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 283 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="8329967128-31">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">add_milk</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·163,·SHA:·7ed922c1d7e04d0db50e13c9def4ae59af1c2003ca4a9871a4079accee3c06a6·...·]-31">)</span><span·class="p">,</span><span·class="w"> |
| 284 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 284 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="8329967128-33">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">add_ice</span><span·class="p">,</span><span·class="p[·...·truncated·by·diffoscope;·len:·135,·SHA:·b3d5471f3ad55a1674928661914d58d7165227d044f3e7e4bfebfb71d13406cd·...·]-33">)</span><span·class="p">,</span><span·class="w"> |
| 285 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 285 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="8329967128-35">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">swirl</span><span·class="p">,</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·133,·SHA:·ccc2035ff1c7040aa3043bf061e4f8155b1419b84f76fc302f57ea7fb9cfa381·...·]-35">)</span><span·class="p">,</span><span·class="w"> |
| 286 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 286 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="8329967128-37">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">give_tasty_beverage</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·225,·SHA:·e1513d89080182e751c3755c136cfa7e6202650f178e2ea1b01358fe484c5f93·...·]-37">)</span><span·class="p">,</span><span·class="w"> |
| 287 | ······</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>Running·through·the·above,·the·most·important·points·are:</p><ul><li>Turn·on·global·tracing</li><li>Set·a·<code·class="inline">Trace·Pattern</code></li><li>Tell·<code·class="inline">dbg</code>·to·trace·function·Calls</li><li>Tell·it·specifically·to·trace·the·<a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·function</li></ul><p>When·you·run·the·<code·class="inline">et_trace_demo:test()</code>·function·above,·the·<code·class="inline">Viewer</code>·window·will | 287 | ······</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>Running·through·the·above,·the·most·important·points·are:</p><ul><li>Turn·on·global·tracing</li><li>Set·a·<code·class="inline">Trace·Pattern</code></li><li>Tell·<code·class="inline">dbg</code>·to·trace·function·Calls</li><li>Tell·it·specifically·to·trace·the·<a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·function</li></ul><p>When·you·run·the·<code·class="inline">et_trace_demo:test()</code>·function·above,·the·<code·class="inline">Viewer</code>·window·will |
| 288 | look·like·this·screenshot:</p><p><img·src="assets/coffee_order.png"·alt="Screenshot·of·the·Viewer·window"·title="Screenshot·of·the·Viewer·window"/></p> | 288 | look·like·this·screenshot:</p><p><img·src="assets/coffee_order.png"·alt="Screenshot·of·the·Viewer·window"·title="Screenshot·of·the·Viewer·window"/></p> |
| 289 | </div> | 289 | </div> |
| 290 | <div·class="bottom-actions"·id="bottom-actions"> | 290 | <div·class="bottom-actions"·id="bottom-actions"> |
| 291 | ··<div·class="bottom-actions-item"> | 291 | ··<div·class="bottom-actions-item"> |
| Offset 333, 15 lines modified | Offset 333, 15 lines modified | ||
| 333 | ······<p·class="built-using"> | 333 | ······<p·class="built-using"> |
| 334 | ········Built·using | 334 | ········Built·using |
| 335 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 335 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 336 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 336 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 337 | ······</p> | 337 | ······</p> |
| 338 | <p>Copyright·©·1996-202 | 338 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 339 | ····</footer> | 339 | ····</footer> |
| 340 | ··</div> | 340 | ··</div> |
| 341 | </main> | 341 | </main> |
| 342 | </div> | 342 | </div> |
| 343 | <script> | 343 | <script> |
| 344 | ··function·mermaidLoaded()·{ | 344 | ··function·mermaidLoaded()·{ |
| 345 | ····mermaid.initialize({ | 345 | ····mermaid.initialize({ |
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| 549 | ······<p·class="built-using"> | 549 | ······<p·class="built-using"> |
| 550 | ········Built·using | 550 | ········Built·using |
| 551 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 551 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 552 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 552 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 553 | ······</p> | 553 | ······</p> |
| 554 | <p>Copyright·©·1996-202 | 554 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 555 | ····</footer> | 555 | ····</footer> |
| 556 | ··</div> | 556 | ··</div> |
| 557 | </main> | 557 | </main> |
| 558 | </div> | 558 | </div> |
| 559 | <script> | 559 | <script> |
| 560 | ··function·mermaidLoaded()·{ | 560 | ··function·mermaidLoaded()·{ |
| 561 | ····mermaid.initialize({ | 561 | ····mermaid.initialize({ |
| Offset 546, 15 lines modified | Offset 546, 15 lines modified | ||
| 546 | ······<p·class="built-using"> | 546 | ······<p·class="built-using"> |
| 547 | ········Built·using | 547 | ········Built·using |
| 548 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 548 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 549 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 549 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 550 | ······</p> | 550 | ······</p> |
| 551 | <p>Copyright·©·1996-202 | 551 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 552 | ····</footer> | 552 | ····</footer> |
| 553 | ··</div> | 553 | ··</div> |
| 554 | </main> | 554 | </main> |
| 555 | </div> | 555 | </div> |
| 556 | <script> | 556 | <script> |
| 557 | ··function·mermaidLoaded()·{ | 557 | ··function·mermaidLoaded()·{ |
| 558 | ····mermaid.initialize({ | 558 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 143, 15 lines modified | Offset 143, 15 lines modified | ||
| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 191, 15 lines modified | Offset 191, 15 lines modified | ||
| 191 | ······<p·class="built-using"> | 191 | ······<p·class="built-using"> |
| 192 | ········Built·using | 192 | ········Built·using |
| 193 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 193 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 194 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 194 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 195 | ······</p> | 195 | ······</p> |
| 196 | <p>Copyright·©·1996-202 | 196 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 197 | ····</footer> | 197 | ····</footer> |
| 198 | ··</div> | 198 | ··</div> |
| 199 | </main> | 199 | </main> |
| 200 | </div> | 200 | </div> |
| 201 | <script> | 201 | <script> |
| 202 | ··function·mermaidLoaded()·{ | 202 | ··function·mermaidLoaded()·{ |
| 203 | ····mermaid.initialize({ | 203 | ····mermaid.initialize({ |
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| 790 | ······<p·class="built-using"> | 790 | ······<p·class="built-using"> |
| 791 | ········Built·using | 791 | ········Built·using |
| 792 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 792 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 793 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 793 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 794 | ······</p> | 794 | ······</p> |
| 795 | <p>Copyright·©·1996-202 | 795 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 796 | ····</footer> | 796 | ····</footer> |
| 797 | ··</div> | 797 | ··</div> |
| 798 | </main> | 798 | </main> |
| 799 | </div> | 799 | </div> |
| 800 | <script> | 800 | <script> |
| 801 | ··function·mermaidLoaded()·{ | 801 | ··function·mermaidLoaded()·{ |
| 802 | ····mermaid.initialize({ | 802 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:21:18,·uncompressed·size·20,·method=store |
| Offset 338, 15 lines modified | Offset 338, 15 lines modified | ||
| 338 | ······<p·class="built-using"> | 338 | ······<p·class="built-using"> |
| 339 | ········Built·using | 339 | ········Built·using |
| 340 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 340 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 341 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 341 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 342 | ······</p> | 342 | ······</p> |
| 343 | <p>Copyright·©·1996-202 | 343 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 344 | ····</footer> | 344 | ····</footer> |
| 345 | ··</div> | 345 | ··</div> |
| 346 | </main> | 346 | </main> |
| 347 | </div> | 347 | </div> |
| 348 | <script> | 348 | <script> |
| 349 | ··function·mermaidLoaded()·{ | 349 | ··function·mermaidLoaded()·{ |
| 350 | ····mermaid.initialize({ | 350 | ····mermaid.initialize({ |
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| 154 | ······<p·class="built-using"> | 154 | ······<p·class="built-using"> |
| 155 | ········Built·using | 155 | ········Built·using |
| 156 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 156 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 157 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 157 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 158 | ······</p> | 158 | ······</p> |
| 159 | <p>Copyright·©·1996-202 | 159 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 160 | ····</footer> | 160 | ····</footer> |
| 161 | ··</div> | 161 | ··</div> |
| 162 | </main> | 162 | </main> |
| 163 | </div> | 163 | </div> |
| 164 | <script> | 164 | <script> |
| 165 | ··function·mermaidLoaded()·{ | 165 | ··function·mermaidLoaded()·{ |
| 166 | ····mermaid.initialize({ | 166 | ····mermaid.initialize({ |
| Offset 769, 15 lines modified | Offset 769, 15 lines modified | ||
| 769 | ······<p·class="built-using"> | 769 | ······<p·class="built-using"> |
| 770 | ········Built·using | 770 | ········Built·using |
| 771 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 771 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 772 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 772 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 773 | ······</p> | 773 | ······</p> |
| 774 | <p>Copyright·©·1996-202 | 774 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 775 | ····</footer> | 775 | ····</footer> |
| 776 | ··</div> | 776 | ··</div> |
| 777 | </main> | 777 | </main> |
| 778 | </div> | 778 | </div> |
| 779 | <script> | 779 | <script> |
| 780 | ··function·mermaidLoaded()·{ | 780 | ··function·mermaidLoaded()·{ |
| 781 | ····mermaid.initialize({ | 781 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 143, 15 lines modified | Offset 143, 15 lines modified | ||
| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 181, 15 lines modified | Offset 181, 15 lines modified | ||
| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:21:32,·uncompressed·size·20,·method=store |
| Offset 1840, 15 lines modified | Offset 1840, 15 lines modified | ||
| 1840 | ······<p·class="built-using"> | 1840 | ······<p·class="built-using"> |
| 1841 | ········Built·using | 1841 | ········Built·using |
| 1842 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1842 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1843 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1843 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1844 | ······</p> | 1844 | ······</p> |
| 1845 | <p>Copyright·©·1996-202 | 1845 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1846 | ····</footer> | 1846 | ····</footer> |
| 1847 | ··</div> | 1847 | ··</div> |
| 1848 | </main> | 1848 | </main> |
| 1849 | </div> | 1849 | </div> |
| 1850 | <script> | 1850 | <script> |
| 1851 | ··function·mermaidLoaded()·{ | 1851 | ··function·mermaidLoaded()·{ |
| 1852 | ····mermaid.initialize({ | 1852 | ····mermaid.initialize({ |
| Offset 122, 33 lines modified | Offset 122, 33 lines modified | ||
| 122 | ······</a> | 122 | ······</a> |
| 123 | ····<span>Examples</span> | 123 | ····<span>Examples</span> |
| 124 | ··</h1> | 124 | ··</h1> |
| 125 | <p>The·following·is·a·simple·example·of·an·FTP·session,·where·the·user·<code·class="inline">guest</code>·with | 125 | <p>The·following·is·a·simple·example·of·an·FTP·session,·where·the·user·<code·class="inline">guest</code>·with |
| 126 | password·<code·class="inline">password</code>·logs·on·to·the·remote·host·<code·class="inline">erlang.org</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 126 | password·<code·class="inline">password</code>·logs·on·to·the·remote·host·<code·class="inline">erlang.org</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="7789171918-1">(</span><span·class="p"·data-group-id="7789171918-1">)</span><span·class="p">.</span><span·class="w"> |
| 127 | ······</span><span·class="ss">ok</span><span·class="w"> | 127 | ······</span><span·class="ss">ok</span><span·class="w"> |
| 128 | ······</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id=" | 128 | ······</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="7789171918-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="7789171918-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·497,·SHA:·2047f2e39e49f0ae7fa8fb0fe7cb737c6eb6d2379e3a7935afe8b76714d429bf·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 129 | ······</span><span·class="p"·data-group-id=" | 129 | ······</span><span·class="p"·data-group-id="7789171918-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.22</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="7789171918-6">}</span><span·class="w"> |
| 130 | ······</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">user</span><span·class="p"·data-group-id=" | 130 | ······</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">user</span><span·class="p"·data-group-id="7789171918-7">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"guest"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"password"</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·3fd085f45ee1173e72c6744954d71e821586b08295a81a312007886fb7861c46·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 131 | ······</span><span·class="ss">ok</span><span·class="w"> | 131 | ······</span><span·class="ss">ok</span><span·class="w"> |
| 132 | ······</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">pwd</span><span·class="p"·data-group-id=" | 132 | ······</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">pwd</span><span·class="p"·data-group-id="7789171918-8">(</span><span·class="n">Pid</span><span·class="p"·data-group-id="7789171918-8">)</span><span·class="p">.</span><span·class="w"> |
| 133 | ······</span><span·class="p"·data-group-id=" | 133 | ······</span><span·class="p"·data-group-id="7789171918-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/home/guest"</span><span·class="p"·data-group-id="7789171918-9">}</span><span·class="w"> |
| 134 | ······</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">cd</span><span·class="p"·data-group-id=" | 134 | ······</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">cd</span><span·class="p"·data-group-id="7789171918-10">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"appl/examples"</span><span·class="p"·data-group-id="7789171918-10">)</span><span·class="p">.</span><span·class="w"> |
| 135 | ······</span><span·class="ss">ok</span><span·class="w"> | 135 | ······</span><span·class="ss">ok</span><span·class="w"> |
| 136 | ······</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">lpwd</span><span·class="p"·data-group-id=" | 136 | ······</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">lpwd</span><span·class="p"·data-group-id="7789171918-11">(</span><span·class="n">Pid</span><span·class="p"·data-group-id="7789171918-11">)</span><span·class="p">.</span><span·class="w"> |
| 137 | ······</span><span·class="p"·data-group-id=" | 137 | ······</span><span·class="p"·data-group-id="7789171918-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/home/fred"</span><span·class="p"·data-group-id="7789171918-12">}</span><span·class="p">.</span><span·class="w"> |
| 138 | ······</span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">lcd</span><span·class="p"·data-group-id=" | 138 | ······</span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">lcd</span><span·class="p"·data-group-id="7789171918-13">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/home/eproj/examples"</span><span·class="p"·data-group-id="7789171918-13">)</span><span·class="p">.</span><span·class="w"> |
| 139 | ······</span><span·class="ss">ok</span><span·class="w"> | 139 | ······</span><span·class="ss">ok</span><span·class="w"> |
| 140 | ······</span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id=" | 140 | ······</span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="7789171918-14">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"appl.erl"</span><span·class="p"·data-group-id="7789171918-14">)</span><span·class="p">.</span><span·class="w"> |
| 141 | ······</span><span·class="ss">ok</span><span·class="w"> | 141 | ······</span><span·class="ss">ok</span><span·class="w"> |
| 142 | ······</span><span·class="mi">9</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 142 | ······</span><span·class="mi">9</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="7789171918-15">(</span><span·class="n">Pid</span><span·class="p"·data-group-id="7789171918-15">)</span><span·class="p">.</span><span·class="w"> |
| 143 | ······</span><span·class="ss">ok</span><span·class="w"> | 143 | ······</span><span·class="ss">ok</span><span·class="w"> |
| 144 | ······</span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 144 | ······</span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="7789171918-16">(</span><span·class="p"·data-group-id="7789171918-16">)</span><span·class="p">.</span><span·class="w"> |
| 145 | ······</span><span·class="ss">ok</span></code></pre><p>The·file·<code·class="inline">appl.erl</code>·is·transferred·from·the·remote·to·the·local·host.·When·the | 145 | ······</span><span·class="ss">ok</span></code></pre><p>The·file·<code·class="inline">appl.erl</code>·is·transferred·from·the·remote·to·the·local·host.·When·the |
| 146 | session·is·opened,·the·current·directory·at·the·remote·host·is·<code·class="inline">/home/guest</code>, | 146 | session·is·opened,·the·current·directory·at·the·remote·host·is·<code·class="inline">/home/guest</code>, |
| 147 | and·<code·class="inline">/home/fred</code>·at·the·local·host.·Before·transferring·the·file,·the·current | 147 | and·<code·class="inline">/home/fred</code>·at·the·local·host.·Before·transferring·the·file,·the·current |
| 148 | local·directory·is·changed·to·<code·class="inline">/home/eproj/examples</code>,·and·the·remote·directory | 148 | local·directory·is·changed·to·<code·class="inline">/home/eproj/examples</code>,·and·the·remote·directory |
| 149 | is·set·to·<code·class="inline">/home/guest/appl/examples</code>.</p> | 149 | is·set·to·<code·class="inline">/home/guest/appl/examples</code>.</p> |
| 150 | </div> | 150 | </div> |
| Offset 187, 15 lines modified | Offset 187, 15 lines modified | ||
| 187 | ······<p·class="built-using"> | 187 | ······<p·class="built-using"> |
| 188 | ········Built·using | 188 | ········Built·using |
| 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 191 | ······</p> | 191 | ······</p> |
| 192 | <p>Copyright·©·1996-202 | 192 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 193 | ····</footer> | 193 | ····</footer> |
| 194 | ··</div> | 194 | ··</div> |
| 195 | </main> | 195 | </main> |
| 196 | </div> | 196 | </div> |
| 197 | <script> | 197 | <script> |
| 198 | ··function·mermaidLoaded()·{ | 198 | ··function·mermaidLoaded()·{ |
| 199 | ····mermaid.initialize({ | 199 | ····mermaid.initialize({ |
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| 177 | ······<p·class="built-using"> | 177 | ······<p·class="built-using"> |
| 178 | ········Built·using | 178 | ········Built·using |
| 179 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 179 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 180 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 180 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 181 | ······</p> | 181 | ······</p> |
| 182 | <p>Copyright·©·1996-202 | 182 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 183 | ····</footer> | 183 | ····</footer> |
| 184 | ··</div> | 184 | ··</div> |
| 185 | </main> | 185 | </main> |
| 186 | </div> | 186 | </div> |
| 187 | <script> | 187 | <script> |
| 188 | ··function·mermaidLoaded()·{ | 188 | ··function·mermaidLoaded()·{ |
| 189 | ····mermaid.initialize({ | 189 | ····mermaid.initialize({ |
| Offset 452, 15 lines modified | Offset 452, 15 lines modified | ||
| 452 | ······<p·class="built-using"> | 452 | ······<p·class="built-using"> |
| 453 | ········Built·using | 453 | ········Built·using |
| 454 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 454 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 455 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 455 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 456 | ······</p> | 456 | ······</p> |
| 457 | <p>Copyright·©·1996-202 | 457 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 458 | ····</footer> | 458 | ····</footer> |
| 459 | ··</div> | 459 | ··</div> |
| 460 | </main> | 460 | </main> |
| 461 | </div> | 461 | </div> |
| 462 | <script> | 462 | <script> |
| 463 | ··function·mermaidLoaded()·{ | 463 | ··function·mermaidLoaded()·{ |
| 464 | ····mermaid.initialize({ | 464 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 273 | ······<p·class="built-using"> | 273 | ······<p·class="built-using"> |
| 274 | ········Built·using | 274 | ········Built·using |
| 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 277 | ······</p> | 277 | ······</p> |
| 278 | <p>Copyright·©·1996-202 | 278 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 279 | ····</footer> | 279 | ····</footer> |
| 280 | ··</div> | 280 | ··</div> |
| 281 | </main> | 281 | </main> |
| 282 | </div> | 282 | </div> |
| 283 | <script> | 283 | <script> |
| 284 | ··function·mermaidLoaded()·{ | 284 | ··function·mermaidLoaded()·{ |
| 285 | ····mermaid.initialize({ | 285 | ····mermaid.initialize({ |
| Offset 134, 40 lines modified | Offset 134, 40 lines modified | ||
| 134 | <p>The·HTTP·client·default·profile·is·started·when·the·<code·class="inline">Inets</code>·application·is | 134 | <p>The·HTTP·client·default·profile·is·started·when·the·<code·class="inline">Inets</code>·application·is |
| 135 | started·and·is·then·available·to·all·processes·on·that·Erlang·node.·Other | 135 | started·and·is·then·available·to·all·processes·on·that·Erlang·node.·Other |
| 136 | profiles·can·also·be·started·at·application·startup,·or·profiles·can·be·started | 136 | profiles·can·also·be·started·at·application·startup,·or·profiles·can·be·started |
| 137 | and·stopped·dynamically·in·runtime.·Each·client·profile·spawns·a·new·process·to | 137 | and·stopped·dynamically·in·runtime.·Each·client·profile·spawns·a·new·process·to |
| 138 | handle·each·request,·unless·a·persistent·connection·can·be·used·with·or·without | 138 | handle·each·request,·unless·a·persistent·connection·can·be·used·with·or·without |
| 139 | pipelining.·The·client·adds·a·<code·class="inline">host</code>·header·and·an·empty·<code·class="inline">te</code>·header·if·there | 139 | pipelining.·The·client·adds·a·<code·class="inline">host</code>·header·and·an·empty·<code·class="inline">te</code>·header·if·there |
| 140 | are·no·such·headers·present·in·the·request.</p><p>The·client·supports·IPv6·as·long·as·the·underlying·mechanisms·also·do·so.</p><p>The·following·is·to·be·put·in·the·Erlang·node·application·configuration·file·to | 140 | are·no·such·headers·present·in·the·request.</p><p>The·client·supports·IPv6·as·long·as·the·underlying·mechanisms·also·do·so.</p><p>The·following·is·to·be·put·in·the·Erlang·node·application·configuration·file·to |
| 141 | start·a·profile·at·application·startup:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 141 | start·a·profile·at·application·startup:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6356500367-1">[</span><span·class="p"·data-group-id="6356500367-2">{</span><span·class="ss">inets</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6356500367-3">[</span><span·class="p"·data-group-id="6356500367-4">{</spa[·...·truncated·by·diffoscope;·len:·606,·SHA:·088ac9eac5cc62cdb62b14dbbe0dbace12deada37a23a2ad1d9a13b775ab3986·...·]-1">]</span></code></pre><p>For·valid·properties,·see·<a·href="httpc.html"><code·class="inline">httpc</code></a>.</p><h2·id="getting-started"·class="section-heading"> |
| 142 | ··<a·href="#getting-started"·class="hover-link"> | 142 | ··<a·href="#getting-started"·class="hover-link"> |
| 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 144 | ··</a> | 144 | ··</a> |
| 145 | ··<span·class="text">Getting·Started</span> | 145 | ··<span·class="text">Getting·Started</span> |
| 146 | </h2> | 146 | </h2> |
| 147 | <p>Start·<code·class="inline">Inets</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="8 | 147 | <p>Start·<code·class="inline">Inets</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="3800176295-1">(</span><span·class="p"·data-group-id="3800176295-1">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="ss">ok</span></code></pre><p>The·following·calls·use·the·default·client·profile.·Use·the·proxy | 148 | </span><span·class="ss">ok</span></code></pre><p>The·following·calls·use·the·default·client·profile.·Use·the·proxy |
| 149 | <code·class="inline">"www-proxy.mycompany.com:8000"</code>,·except·from·requests·to·localhost.·This | 149 | <code·class="inline">"www-proxy.mycompany.com:8000"</code>,·except·from·requests·to·localhost.·This |
| 150 | applies·to·all·the·following·requests.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">set_options</span><span·class="p"·data-group-id=" | 150 | applies·to·all·the·following·requests.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">set_options</span><span·class="p"·data-group-id="8950195622-1">(</span><span·class="p"·data-group-id="8950195622-2">[</span><span·class="p"·data-group-id="8950195622-3">{</span><span·class="ss">proxy</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8950195622-4">{</spa[·...·truncated·by·diffoscope;·len:·230,·SHA:·c9efa357b28d4e06ccfecfb0c7f1f70088118e37865c692502c0964cc1e62039·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 151 | </span><span·class="p"·data-group-id=" | 151 | </span><span·class="p"·data-group-id="8950195622-6">[</span><span·class="s">"localhost"</span><span·class="p"·data-group-id="8950195622-6">]</span><span·class="p"·data-group-id="8950195622-4">}</span><span·class="p"·data-group-id="8950195622-3">}</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·63,·SHA:·c650b0a11c0ecbc3ec1c59e613cf155ff0d1bea0619c9465148e95be366c7246·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 152 | </span><span·class="ss">ok</span></code></pre><p>The·following·is·an·ordinary·synchronous·request:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="p"·data-group-id="2329255874-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2329255874-2">{</span><span·class="p"·data-group-id="2329255874-3">{</span><span·class="n">Version</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">200</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReasonPhrase</span><span·class="p"·data-group-id="2329255874-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Headers</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Body</span><span·class="p"·data-group-id="2329255874-2">}</span><span·class="p"·data-group-id="2329255874-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | ||
| 153 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="2329255874-4">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2329255874-5">{</span><span·class="s">"http://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2329255874-6">[</span><span·class="p"·data-group-id="2329255874-6">]</span><span·class="p"·data-group-id="2329255874-5">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2329255874-7">[</span><span·class="p"·data-group-id="2329255874-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2329255874-8">[</span><span·class="p"·data-group-id="2329255874-8">]</span><span·class="p"·data-group-id="2329255874-4">)</span><span·class="p">.</span></code></pre><p>With·all·the·default·values·presented,·a·get·request·can·also·be·written·as | ||
| 154 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="p"·data-group-id="4844237858-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4844237858-2">{</span><span·class="p"·data-group-id="4844237858-3">{</span><span·class="n">Version</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">200</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReasonPhrase</span><span·class="p"·data-group-id="4844237858-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Headers</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Body</span><span·class="p"·data-group-id="4844237858-2">}</span><span·class="p"·data-group-id="4844237858-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | ||
| 152 | </span><span·class=" | 155 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="4844237858-4">(</span><span·class="s">"http://www.erlang.org"</span><spa[·...·truncated·by·diffoscope;·len:·972,·SHA:·d875fba434e5721935f5762f75ed891d8ce6094c65d0370828519016a091d9af·...·]-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 156 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="0659208881-4">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0659208881-5">{</span><span·class="s">"https://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0659208881-6">[</span><span·class="p"·data-group-id="0659208881-6">]</span><span·class="p"·data-group-id="0659208881-5">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0659208881-7">[</span><span·class="p"·data-group-id="0659208881-8">{</span><span·class="ss">ssl</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">ssl_verify_host_options</span><span·class="p"·data-group-id="0659208881-9">(</span><span·class="ss">true</span><span·class="p"·data-group-id="0659208881-9">)</span><span·class="p"·data-group-id="0659208881-8">}</span><span·class="p"·data-group-id="0659208881-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0659208881-10">[</span><span·class="p"·data-group-id="0659208881-10">]</span><span·class="p"·data-group-id="0659208881-4">)</span><span·class="p">.</span></code></pre><p>The·following·is·an·ordinary·asynchronous·request:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="p"·data-group-id="3283401516-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RequestId</span><span·class="p"·data-group-id="3283401516-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | ||
| 157 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="3283401516-2">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3283401516-3">{</span><span·class="s">"http://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3283401516-4">[</span><span·class="p"·data-group-id="3283401516-4">]</span><span·class="p"·data-group-id="3283401516-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3283401516-5">[</span><span·class="p"·data-group-id="3283401516-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3283401516-6">[</span><span·class="p"·data-group-id="3283401516-7">{</span><span·class="ss">sync</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="3283401516-7">}</span><span·class="p"·data-group-id="3283401516-6">]</span><span·class="p"·data-group-id="3283401516-2">)</span><span·class="p">.</span></code></pre><p>The·result·is·sent·to·the·calling·process·as·<code·class="inline">{http,·{ReqestId,·Result}}</code>.</p><p>In·this·case,·the·calling·process·is·the·shell,·so·the·following·result·is | ||
| 153 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="6818483906-4">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6818483906-5">{</span><span·class="s">"http://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6818483906-6">[</span><span·class="p"·data-group-id="6818483906-6">]</span><span·class="p"·data-group-id="6818483906-5">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6818483906-7">[</span><span·class="p"·data-group-id="6818483906-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6818483906-8">[</span><span·class="p"·data-group-id="6818483906-8">]</span><span·class="p"·data-group-id="6818483906-4">)</span><span·class="p">.</span></code></pre><p>With·all·the·default·values·presented,·a·get·request·can·also·be·written·as | ||
| 154 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="p"·data-group-id="5179384799-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5179384799-2">{</span><span·class="p"·data-group-id="5179384799-3">{</span><span·class="n">Version</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">200</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReasonPhrase</span><span·class="p"·data-group-id="5179384799-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Headers</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Body</span><span·class="p"·data-group-id="5179384799-2">}</span><span·class="p"·data-group-id="5179384799-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | ||
| 155 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="5179384799-4">(</span><span·class="s">"http://www.erlang.org"</span><span·class="p"·data-group-id="5179384799-4">)</span><span·class="p">.</span></code></pre><p>The·following·is·a·https·request·and·with·verification·of·the·host:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="p"·data-group-id="3025296784-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3025296784-2">{</span><span·class="p"·data-group-id="3025296784-3">{</span><span·class="n">Version</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">200</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReasonPhrase</span><span·class="p"·data-group-id="3025296784-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Headers</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Body</span><span·class="p"·data-group-id="3025296784-2">}</span><span·class="p"·data-group-id="3025296784-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | ||
| 156 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="3025296784-4">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3025296784-5">{</span><span·class="s">"https://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3025296784-6">[</span><span·class="p"·data-group-id="3025296784-6">]</span><span·class="p"·data-group-id="3025296784-5">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3025296784-7">[</span><span·class="p"·data-group-id="3025296784-8">{</span><span·class="ss">ssl</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">ssl_verify_host_options</span><span·class="p"·data-group-id="3025296784-9">(</span><span·class="ss">true</span><span·class="p"·data-group-id="3025296784-9">)</span><span·class="p"·data-group-id="3025296784-8">}</span><span·class="p"·data-group-id="3025296784-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3025296784-10">[</span><span·class="p"·data-group-id="3025296784-10">]</span><span·class="p"·data-group-id="3025296784-4">)</span><span·class="p">.</span></code></pre><p>The·following·is·an·ordinary·asynchronous·request:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="p"·data-group-id="3559571848-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RequestId</span><span·class="p"·data-group-id="3559571848-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | ||
| 157 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="3559571848-2">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3559571848-3">{</span><span·class="s">"http://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3559571848-4">[</span><span·class="p"·data-group-id="3559571848-4">]</span><span·class="p"·data-group-id="3559571848-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3559571848-5">[</span><span·class="p"·data-group-id="3559571848-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3559571848-6">[</span><span·class="p"·data-group-id="3559571848-7">{</span><span·class="ss">sync</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="3559571848-7">}</span><span·class="p"·data-group-id="3559571848-6">]</span><span·class="p"·data-group-id="3559571848-2">)</span><span·class="p">.</span></code></pre><p>The·result·is·sent·to·the·calling·process·as·<code·class="inline">{http,·{ReqestId,·Result}}</code>.</p><p>In·this·case,·the·calling·process·is·the·shell,·so·the·following·result·is | ||
| 158 | received:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="p"·data-group-id=" | 158 | received:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="p"·data-group-id="7378749950-1">{</span><span·class="ss">http</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7378749950-2">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</s[·...·truncated·by·diffoscope;·len:·98,·SHA:·64191c210acc1517e210534ac596966fba50c92bf57d89228e5976f9d060f74f·...·]-1">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">500</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">error</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="ss">ok</span></code></pre><p>This·sends·a·request·with·a·specified·connection·header:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="p"·data-group-id=" | 159 | </span><span·class="ss">ok</span></code></pre><p>This·sends·a·request·with·a·specified·connection·header:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="p"·data-group-id="3170892311-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3170892311-2">{</span><span·class="p"·data-group-id="3170892311-3">{</span><span·class="n">NewVersion</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·446,·SHA:·97e8e09bce26e4bb4d6e6e3ebe785f2df868165dcf6c9c19e93176faa26de0a8·...·]-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 160 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="4736461666-4">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4736461666-5">{</span><span·class="s">"http://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4736461666-6">[</span><span·class="p"·data-group-id="4736461666-7">{</span><span·class="s">"connection"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"close"</span><span·class="p"·data-group-id="4736461666-7">}</span><span·class="p"·data-group-id="4736461666-6">]</span><span·class="p"·data-group-id="4736461666-5">}</span><span·class="p">,</span><span·class="w"> | ||
| 161 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class=" | 160 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="3170892311-4">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3170892311-5">{</span><spa[·...·truncated·by·diffoscope;·len:·536,·SHA:·3b667ebb6d89a54ae1c1f90ce7288f0f8022200c4a37e6a69bd8c51eedfd8276·...·]"> |
| 161 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id="3170892311-8">[</span><span·class="p"·data-group-id="3170892311-8">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3170892311-9">[</span><span·class="p"·data-group-id="3170892311-9">]</span><span·class="p"·data-group-id="3170892311-4">)</span><span·class="p">.</span></code></pre><p>This·sends·an·HTTP·request·over·a·unix·domain·socket·(experimental):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">9>·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">set_options</span><span·class="p"·data-group-id="0524606767-1">(</span><span·class="p"·data-group-id="0524606767-2">[</span><span·class="p"·data-group-id="0524606767-3">{</span><span·class="ss">ipfamily</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">local</span><span·class="p"·data-group-id="0524606767-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0524606767-4">{</span><span·class="ss">unix_socket</span><span·class="p">,</span><span·class="s">"/tmp/unix_socket/consul_http.sock"</span><span·class="p"·data-group-id="0524606767-4">}</span><span·class="p"·data-group-id="0524606767-2">]</span><span·class="p"·data-group-id="0524606767-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> | ||
| 162 | 10>·</span><span·class="p"·data-group-id=" | 162 | 10>·</span><span·class="p"·data-group-id="0524606767-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0524606767-6">{</span><span·class="p"·data-group-id="0524606767-7">{</span><span·class="n">NewVersion</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·445,·SHA:·c90f7230e7e75f6e953313852de1d16f68456b32bdd7694243d1efdafc2fdccf·...·]7-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 163 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="9938111777-8">(</span><span·class="nb">put</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9938111777-9">{</span><span·class="s">"http:///v1/kv/foo"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9938111777-10">[</span><span·class="p"·data-group-id="9938111777-10">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9938111777-11">[</span><span·class="p"·data-group-id="9938111777-11">]</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"hello"</span><span·class="p"·data-group-id="9938111777-9">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9938111777-12">[</span><span·class="p"·data-group-id="9938111777-12">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9938111777-13">[</span><span·class="p"·data-group-id="9938111777-13">]</span><span·class="p"·data-group-id="9938111777-8">)</span><span·class="p">.</span></code></pre><p>Start·an·HTTP·client·profile:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">10>·</span><span·class="p"·data-group-id="0394379541-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="0394379541-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="0394379541-2">(</span><span·class="ss">httpc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0394379541-3">[</span><span·class="p"·data-group-id="0394379541-4">{</span><span·class="ss">profile</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p"·data-group-id="0394379541-4">}</span><span·class="p"·data-group-id="0394379541-3">]</span><span·class="p"·data-group-id="0394379541-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 164 | </span><span·class="p"·data-group-id="0394379541-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.45</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="0394379541-5">}</span></code></pre><p>The·new·profile·has·no·proxy·settings,·so·the·connection·is·refused:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">11>·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="6905802087-1">(</span><span·class="s">"http://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p"·data-group-id="6905802087-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 165 | </span><span·class="p" | 163 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="0524606767-8">(</span><span·class="nb">put</span><span·class=[·...·truncated·by·diffoscope;·len:·1975,·SHA:·5561516110d4dd6f6d0b08614fd8d0c82874daff1a064ba5dfac8f0c75a781f1·...·]">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="p"·data-group-id="8475109401-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.45</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="8475109401-5">}</span></code></pre><p>The·new·profile·has·no·proxy·settings,·so·the·connection·is·refused:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">11>·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="8139844836-1">(</span><span·class="s">"http://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p"·data-group-id="8139844836-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 165 | </span><span·class="p"·data-group-id="8139844836-2">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">econnrefused</span><span·class="p"·data-group-id="8139844836-2">}</span></code></pre><p>Stop·the·HTTP·client·profile:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">12>·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="5339264095-1">(</span><span·class="ss">httpc</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p"·data-group-id="5339264095-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 166 | </span><span·class="ss">ok</span></code></pre><p>Alternative·way·to·stop·the·HTTP·client·profile:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">13>·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 166 | </span><span·class="ss">ok</span></code></pre><p>Alternative·way·to·stop·the·HTTP·client·profile:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">13>·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="5058599544-1">(</span><span·class="ss">httpc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="5058599544-1">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="ss">ok</span></code></pre> | 167 | </span><span·class="ss">ok</span></code></pre> |
| 168 | </div> | 168 | </div> |
| 169 | <div·class="bottom-actions"·id="bottom-actions"> | 169 | <div·class="bottom-actions"·id="bottom-actions"> |
| 170 | ··<div·class="bottom-actions-item"> | 170 | ··<div·class="bottom-actions-item"> |
| 171 | ······<a·href="inets_services.html"·class="bottom-actions-button"·rel="prev"> | 171 | ······<a·href="inets_services.html"·class="bottom-actions-button"·rel="prev"> |
| Offset 211, 15 lines modified | Offset 211, 15 lines modified | ||
| 211 | ······<p·class="built-using"> | 211 | ······<p·class="built-using"> |
| 212 | ········Built·using | 212 | ········Built·using |
| 213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 215 | ······</p> | 215 | ······</p> |
| 216 | <p>Copyright·©·1996-202 | 216 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 217 | ····</footer> | 217 | ····</footer> |
| 218 | ··</div> | 218 | ··</div> |
| 219 | </main> | 219 | </main> |
| 220 | </div> | 220 | </div> |
| 221 | <script> | 221 | <script> |
| 222 | ··function·mermaidLoaded()·{ | 222 | ··function·mermaidLoaded()·{ |
| 223 | ····mermaid.initialize({ | 223 | ····mermaid.initialize({ |
| Offset 137, 54 lines modified | Offset 137, 54 lines modified | ||
| 137 | underlying·mechanisms·also·do·so.</p><p>The·server·implements·numerous·features,·such·as:</p><ul><li>Secure·Sockets·Layer·(SSL)</li><li>Erlang·Scripting·Interface·(ESI)</li><li>Common·Gateway·Interface·(CGI)</li><li>User·Authentication·(using·Mnesia,·Dets·or·plain·text·database)</li><li>Common·Logfile·Format·(with·or·without·disk_log(3)·support)</li><li>URL·Aliasing</li><li>Action·Mappings</li><li>Directory·Listings</li></ul><p>The·configuration·of·the·server·is·provided·as·an·Erlang·property·list.</p><p>As·of·<code·class="inline">Inets</code>·5.0·the·HTTP·server·is·an·easy·to·start/stop·and·customize·web | 137 | underlying·mechanisms·also·do·so.</p><p>The·server·implements·numerous·features,·such·as:</p><ul><li>Secure·Sockets·Layer·(SSL)</li><li>Erlang·Scripting·Interface·(ESI)</li><li>Common·Gateway·Interface·(CGI)</li><li>User·Authentication·(using·Mnesia,·Dets·or·plain·text·database)</li><li>Common·Logfile·Format·(with·or·without·disk_log(3)·support)</li><li>URL·Aliasing</li><li>Action·Mappings</li><li>Directory·Listings</li></ul><p>The·configuration·of·the·server·is·provided·as·an·Erlang·property·list.</p><p>As·of·<code·class="inline">Inets</code>·5.0·the·HTTP·server·is·an·easy·to·start/stop·and·customize·web |
| 138 | server·providing·the·most·basic·web·server·functionality.·Inets·is·designed·for | 138 | server·providing·the·most·basic·web·server·functionality.·Inets·is·designed·for |
| 139 | embedded·systems·and·if·you·want·a·full-fledged·web·server·there·are·other | 139 | embedded·systems·and·if·you·want·a·full-fledged·web·server·there·are·other |
| 140 | erlang·open·source·alternatives.</p><p>Almost·all·server·functionality·has·been·implemented·using·an·especially·crafted | 140 | erlang·open·source·alternatives.</p><p>Almost·all·server·functionality·has·been·implemented·using·an·especially·crafted |
| 141 | server·API,·which·is·described·in·the·Erlang·Web·Server·API.·This·API·can·be | 141 | server·API,·which·is·described·in·the·Erlang·Web·Server·API.·This·API·can·be |
| 142 | used·to·enhance·the·core·server·functionality,·for·example·with·custom·logging | 142 | used·to·enhance·the·core·server·functionality,·for·example·with·custom·logging |
| 143 | and·authentication.</p><p>The·following·is·to·be·put·in·the·Erlang·node·application·configuration·file·to | 143 | and·authentication.</p><p>The·following·is·to·be·put·in·the·Erlang·node·application·configuration·file·to |
| 144 | start·an·HTTP·server·at·application·startup:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 144 | start·an·HTTP·server·at·application·startup:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4579826133-1">[</span><span·class="p"·data-group-id="4579826133-2">{</span><span·class="ss">inets</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4579826133-3">[</span><span·class="p"·data-group-id="4579826133-4">{</spa[·...·truncated·by·diffoscope;·len:·359,·SHA:·2a8893a6b1203c0e2198fcefe738e7d50679b3c15171fb96ef3f675b24b818a1·...·]-8">{</span><span·class="ss">proplist_file</span><span·class="p">,</span><span·class="w"> |
| 145 | ···········</span><span·class="s">"/var/tmp/server_root/conf/8888_props.conf"</span><span·class="p"·data-group-id=" | 145 | ···········</span><span·class="s">"/var/tmp/server_root/conf/8888_props.conf"</span><span·class="p"·data-group-id="4579826133-8">}</span><span·class="p"·data-group-id="4579826133-7">]</span><span·class="p"·data-group-id="4579826133-6">}</span><span·class="p">,</span><span·class="w"> |
| 146 | ··········</span><span·class="p"·data-group-id=" | 146 | ··········</span><span·class="p"·data-group-id="4579826133-9">{</span><span·class="ss">httpd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4579826133-10">[</span><span·class="p"·data-group-id="4579826133-11">{</span><span·class="ss">proplist_file</span><span·class="p">,</span><span·class="w"> |
| 147 | ···········</span><span·class="s">"/var/tmp/server_root/conf/8080_props.conf"</span><span·class="p"·data-group-id=" | 147 | ···········</span><span·class="s">"/var/tmp/server_root/conf/8080_props.conf"</span><span·class="p"·data-group-id="4579826133-11">}</span><span·class="p"·data-group-id="4579826133-10">]</span><span·class="p"·data-group-id="4579826133-9">}</span><span·class="p"·data-group-id="4579826133-5">]</span><span·class="p"·data-group-id="4579826133-4">}</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·127,·SHA:·9a2bc7a40b0de9adc3032a60256cbea6a1a242e7adb17dfd4a400ad451959095·...·]-1">]</span><span·class="p">.</span></code></pre><p>The·server·is·configured·using·an·Erlang·property·list.·For·the·available |
| 148 | properties,·see·<a·href="httpd.html"><code·class="inline">httpd</code></a>.</p><p>The·available·configuration·properties·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">httpd_service</span><span·class="p"·data-group-id=" | 148 | properties,·see·<a·href="httpd.html"><code·class="inline">httpd</code></a>.</p><p>The·available·configuration·properties·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">httpd_service</span><span·class="p"·data-group-id="0011599768-1">(</span><span·class="p"·data-group-id="0011599768-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="0011599768-2">{</span><span·class="ss">httpd</span><span·class="p">,</span[·...·truncated·by·diffoscope;·len:·201,·SHA:·02e3907340cb21fbc9f2b36cb8355c2880e7f995855eecc2d550f62b480ba455·...·]-2">}</span><span·class="w"> |
| 149 | </span><span·class="nf">httpd</span><span·class="p"·data-group-id=" | 149 | </span><span·class="nf">httpd</span><span·class="p"·data-group-id="0011599768-4">(</span><span·class="p"·data-group-id="0011599768-4">)</span><span·class="w">·········</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="0011599768-5">[</span><span·class="nf">httpd_config</span><span·cl[·...·truncated·by·diffoscope;·len:·139,·SHA:·1066f884ac68f4a6ae84301c1b569d5147f740e0438ce12482a6e3689818b95b·...·]-5">]</span><span·class="w"> |
| 150 | </span><span·class="nf">httpd_config</span><span·class="p"·data-group-id=" | 150 | </span><span·class="nf">httpd_config</span><span·class="p"·data-group-id="0011599768-7">(</span><span·class="p"·data-group-id="0011599768-7">)</span><span·class="w">··</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="0011599768-8">{</span><span·class="ss">proplist_file</span><span·class="p[·...·truncated·by·diffoscope;·len:·209,·SHA:·197e24a29eef3f5151e279a7cbcaeef42f88165f9a5d2d9d9a1839b51cfb8821·...·]-8">}</span><span·class="w"> |
| 151 | ···················</span><span·class="p"·data-group-id=" | 151 | ···················</span><span·class="p"·data-group-id="0011599768-10">{</span><span·class="ss">debug</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">debug</span><span·class="p"·data-group-id="0011599768-11">(</span><span·class="p"·data-group-id="0011599768-11">)</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·7bea6bbaa033cdda3b10cd6481bafd07e2ee63546d3fc7f1265f6c16b5f5d29c·...·]-10">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 152 | ···················</span><span·class="p"·data-group-id=" | 152 | ···················</span><span·class="p"·data-group-id="0011599768-12">{</span><span·class="ss">accept_timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="0011599768-13">(</span><span·class="p"·data-group-id="0011599768-13">)</span><span·cl[·...·truncated·by·diffoscope;·len:·33,·SHA:·742bae766f5ce156ef63539cfe385c8e7ef6c52fc0af0ca96b62bb0f520b3a39·...·]-12">}</span><span·class="w"> |
| 153 | </span><span·class="nf">debug</span><span·class="p"·data-group-id=" | 153 | </span><span·class="nf">debug</span><span·class="p"·data-group-id="0011599768-14">(</span><span·class="p"·data-group-id="0011599768-14">)</span><span·class="w">·········</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">disable</span><span·class="w">·</span><span·class="p">|</span><span·class="w">[·...·truncated·by·diffoscope;·len:·248,·SHA:·405c1b5d7ff7e7a74b2e21317da77e7ec19d0a1bdd948eae448234a6454d449e·...·]-15">]</span><span·class="w"> |
| 154 | </span><span·class="nf">debug_options</span><span·class="p"·data-group-id=" | 154 | </span><span·class="nf">debug_options</span><span·class="p"·data-group-id="0011599768-17">(</span><span·class="p"·data-group-id="0011599768-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="0011599768-18">{</span><span·class="ss">all_functions</span><span·class=[·...·truncated·by·diffoscope;·len:·216,·SHA:·00e3593f5f73dee05d1440982c6ffbd8f0c75d4dfe0c918dcb0b610d07fa2773·...·]-18">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 155 | ···················</span><span·class="p"·data-group-id=" | 155 | ···················</span><span·class="p"·data-group-id="0011599768-20">{</span><span·class="ss">exported_functions</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">modules</span><span·class="p"·data-group-id="0011599768-21">(</span><span·class="p"·data-group-id="0011599768-21">)</span><spa[·...·truncated·by·diffoscope;·len:·37,·SHA:·ad636448f843696a6b2d498087ea28f7270ffaa08c471543939c3fa8eec85d5f·...·]-20">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 156 | ···················</span><span·class="p"·data-group-id=" | 156 | ···················</span><span·class="p"·data-group-id="0011599768-22">{</span><span·class="ss">disable</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">modules</span><span·class="p"·data-group-id="0011599768-23">(</span><span·class="p"·data-group-id="0011599768-23">)</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·8e6c0e1334c93d9fcc35d671c62d6b2303aca00ac640b50762e6d4a80d157c55·...·]-22">}</span><span·class="w"> |
| 157 | </span><span·class="nf">modules</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">modules</span><span·class="p"·data-group-id="0011599768-24">(</span><span·class="p"·data-group-id="0011599768-24">)</span><span·class="w">·······</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="0011599768-25">[</span><span·class="nf">atom</span><span·class="p"[·...·truncated·by·diffoscope;·len:·134,·SHA:·5cc7d46aee997240d052d8ebd2151effacbae18ad28ffbab16d8078a19df0ca6·...·]-25">]</span></code></pre><p>Here:</p><ul><li><p><strong><code·class="inline">{proplist_file,·file()}</code></strong>·-·File·containing·an·Erlang·property·list, |
| 158 | followed·by·a·full·stop,·describing·the·HTTP·server·configuration.</p></li><li><p><strong><code·class="inline">{debug,·debug()}</code></strong>·-·Can·enable·trace·on·all·functions·or·only·exported | 158 | followed·by·a·full·stop,·describing·the·HTTP·server·configuration.</p></li><li><p><strong><code·class="inline">{debug,·debug()}</code></strong>·-·Can·enable·trace·on·all·functions·or·only·exported |
| 159 | functions·on·chosen·modules.</p></li><li><p><strong><code·class="inline">{accept_timeout,·integer()}</code></strong>·-·Sets·the·wanted·time-out·value·for·the | 159 | functions·on·chosen·modules.</p></li><li><p><strong><code·class="inline">{accept_timeout,·integer()}</code></strong>·-·Sets·the·wanted·time-out·value·for·the |
| 160 | server·to·set·up·a·request·connection.</p></li></ul><h2·id="getting-started"·class="section-heading"> | 160 | server·to·set·up·a·request·connection.</p></li></ul><h2·id="getting-started"·class="section-heading"> |
| 161 | ··<a·href="#getting-started"·class="hover-link"> | 161 | ··<a·href="#getting-started"·class="hover-link"> |
| 162 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 162 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 163 | ··</a> | 163 | ··</a> |
| 164 | ··<span·class="text">Getting·Started</span> | 164 | ··<span·class="text">Getting·Started</span> |
| 165 | </h2> | 165 | </h2> |
| 166 | <p><a·href=""·id="using_http_server_api"></a></p><p>Start·<code·class="inline">Inets</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 166 | <p><a·href=""·id="using_http_server_api"></a></p><p>Start·<code·class="inline">Inets</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="2322829627-1">(</span><span·class="p"·data-group-id="2322829627-1">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="ss">ok</span></code></pre><p>Start·an·HTTP·server·with·minimal·required·configuration.·If·you·specify·port | 167 | </span><span·class="ss">ok</span></code></pre><p>Start·an·HTTP·server·with·minimal·required·configuration.·If·you·specify·port |
| 168 | <code·class="inline">0</code>,·an·arbitrary·available·port·is·used,·and·you·can·use·function·<code·class="inline">info</code>·to | 168 | <code·class="inline">0</code>,·an·arbitrary·available·port·is·used,·and·you·can·use·function·<code·class="inline">info</code>·to |
| 169 | find·which·port·number·that·was·picked:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="p"·data-group-id=" | 169 | find·which·port·number·that·was·picked:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="p"·data-group-id="5837640653-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="5837640653-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·703,·SHA:·5fb8eeecfdd587e3eebe593d7afd55019e6783e072a0c7e46374caff9c3548e7·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 170 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id=" | 170 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id="5837640653-6">{</span><span·class="ss">document_root</span><span·class="p">,</span><span·class="s">"/tmp/htdocs"</span><span·class="p"·data-group-id="5837640653-6">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·302,·SHA:·a90446885f163dcdcc74451bfeb591a9c7cf3de3cee149e18253ab0ef0c823e4·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="p"·data-group-id=" | 171 | </span><span·class="p"·data-group-id="5837640653-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="mf">0.79</span><span·class="p">.</span><span·class="mi">0</span><span·class="p"·data-group-id="5837640653-8">}</span></code></pre><p>Call·<code·cla[·...·truncated·by·diffoscope;·len:·320,·SHA:·e537a850fe82d87644d7e38070e5027310154b5c44074b76542548c5b4af6a04·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 172 | </span><span·class="p"·data-group-id=" | 172 | </span><span·class="p"·data-group-id="7204537151-2">[</span><span·class="p"·data-group-id="7204537151-3">{</span><span·class="ss">mime_types</span><span·class="p">,</span><span·class="p"·data-group-id="7204537151-4">[</span><span·class="p"·data-group-id="7204537151-5">{</span><span·class="s">&[·...·truncated·by·diffoscope;·len:·473,·SHA:·4d1d92cfebbf50cd96e3304159c19d15b9eebdd63fb96663c19b0e52ab17a4bf·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 173 | ·</span><span·class="p"·data-group-id=" | 173 | ·</span><span·class="p"·data-group-id="7204537151-7">{</span><span·class="ss">server_name</span><span·class="p">,</span><span·class="s">"machine.local"</span><span·class="p"·data-group-id="7204537151-7">}</span><span·class="p">,</span><span·class="w"> |
| 174 | ·</span><span·class="p"·data-group-id=" | 174 | ·</span><span·class="p"·data-group-id="7204537151-8">{</span><span·class="ss">bind_address</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7204537151-9">{</span><span·class="mi">127</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·171,·SHA:·73cd507013655cdd2772b31ca43c55dda982ec8cb49e1421eb210a1ba4ff8902·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 175 | ·</span><span·class="p"·data-group-id=" | 175 | ·</span><span·class="p"·data-group-id="7204537151-10">{</span><span·class="ss">server_root</span><span·class="p">,</span><span·class="s">"/tmp"</span><span·class="p"·data-group-id="7204537151-10">}</span><span·class="p">,</span><span·class="w"> |
| 176 | ·</span><span·class="p"·data-group-id=" | 176 | ·</span><span·class="p"·data-group-id="7204537151-11">{</span><span·class="ss">port</span><span·class="p">,</span><span·class="mi">59408</span><span·class="p"·data-group-id="7204537151-11">}</span><span·class="p">,</span><span·class="w"> |
| 177 | ·</span><span·class="p"·data-group-id=" | 177 | ·</span><span·class="p"·data-group-id="7204537151-12">{</span><span·class="ss">document_root</span><span·class="p">,</span><span·class="s">"/tmp/htdocs"</span><span·class="p"·data-group-id="7204537151-12">}</span><span·class="p">,</span><span·class="w"> |
| 178 | ·</span><span·class="p"·data-group-id=" | 178 | ·</span><span·class="p"·data-group-id="7204537151-13">{</span><span·class="ss">ipfamily</span><span·class="p">,</span><span·class="ss">inet</span><span·class="p"·data-group-id="7204537151-13">}</span><span·class="p"·data-group-id="7204537151-2">]</span></code></pre><p>Reload·the·configuration·w[·...·truncated·by·diffoscope;·len:·519,·SHA:·0f02c177f8c535e0f2ff9107f8522b0560cacb1a0c61ee7a8c2c7b8b4f395192·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 179 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id=" | 179 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id="3076950101-4">{</span><span·class="ss">server_root</span><span·class="p">,</span><span·class="s">"/tmp/www_test"</span><span·class="p"·data-group-id="3076950101-4">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·184,·SHA:·4f82ad759d3cb3d136ff4364b4477dad1ba2fabf07797a683b26fd83262ebe6c·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 180 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id=" | 180 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id="3076950101-6">{</span><span·class="ss">bind_address</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"localhost"</span><span·class="p"·data-group-id="3076950101-6">}</span><span·class="p"·data-group-id="3076950101-2">]</span>[·...·truncated·by·diffoscope;·len:·127,·SHA:·194ba9f5359723637bb9ae0bc367060fcd678e1b94f13f954d80578f1bef8a40·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 181 | </span><span·class="ss">ok</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p><code·class="inline">port</code>·and·<code·class="inline">bind_address</code>·cannot·be·changed.·Clients·trying·to·access·the | 181 | </span><span·class="ss">ok</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p><code·class="inline">port</code>·and·<code·class="inline">bind_address</code>·cannot·be·changed.·Clients·trying·to·access·the |
| 182 | server·during·the·reload·get·a·service·temporary·unavailable·answer.</p></section><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">httpd</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id=" | 182 | server·during·the·reload·get·a·service·temporary·unavailable·answer.</p></section><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">httpd</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id="7440094065-1">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7440094065-2">[</span><span·class="ss">server_root</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">documen[·...·truncated·by·diffoscope;·len:·107,·SHA:·9ec218f7da491a21faada878d141e14cdaa9447466327601c88458143d5b3adb·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 183 | </span><span·class="p"·data-group-id=" | 183 | </span><span·class="p"·data-group-id="7440094065-3">[</span><span·class="p"·data-group-id="7440094065-4">{</span><span·class="ss">server_root</span><span·class="p">,</span><span·class="s">"/tmp/www_test"</span><span·class="p"·data-group-id="7440094065-4">}</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·1730,·SHA:·0ddde2578f709a13db3b94c46708c6e625e2de2935c1d816681648cacb785448·...·]-1">)</span><span·class="p">.</span></code></pre><p>Notice·that·<code·class="inline">bind_address</code>·must·be·the·IP·address·reported·by·function·<code·class="inline">info</code> |
| 184 | and·cannot·be·the·hostname·that·is·allowed·when·putting·in·<code·class="inline">bind_address</code>.</p><h2·id="dynamic-web-pages"·class="section-heading"> | 184 | and·cannot·be·the·hostname·that·is·allowed·when·putting·in·<code·class="inline">bind_address</code>.</p><h2·id="dynamic-web-pages"·class="section-heading"> |
| 185 | ··<a·href="#dynamic-web-pages"·class="hover-link"> | 185 | ··<a·href="#dynamic-web-pages"·class="hover-link"> |
| 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 187 | ··</a> | 187 | ··</a> |
| 188 | ··<span·class="text">Dynamic·Web·Pages</span> | 188 | ··<span·class="text">Dynamic·Web·Pages</span> |
| 189 | </h2> | 189 | </h2> |
| 190 | <p><a·href=""·id="dynamic_we_pages"></a></p><p><code·class="inline">Inets</code>·HTTP·server·provides·two·ways·of·creating·dynamic·web·pages,·each·with | 190 | <p><a·href=""·id="dynamic_we_pages"></a></p><p><code·class="inline">Inets</code>·HTTP·server·provides·two·ways·of·creating·dynamic·web·pages,·each·with |
| Offset 301, 36 lines modified | Offset 301, 36 lines modified | ||
| 301 | files,·Dets·databases·as·well·as·Mnesia·databases.</p><p>Uses·the·following·Erlang·Web·Server·API·interaction·data:</p><ul><li><code·class="inline">real_name</code>·-·from·<a·href="mod_alias.html"><code·class="inline">mod_alias</code></a></li></ul><p>Exports·the·following·Erlang·Web·Server·API·interaction·data:</p><ul><li><strong><code·class="inline">{remote_user,·User}</code></strong>·-·The·username·used·for·authentication.</li></ul><h4>Mnesia·As·Authentication·Database</h4><p>If·Mnesia·is·used·as·storage·method,·Mnesia·must·be·started·before·the·HTTP | 301 | files,·Dets·databases·as·well·as·Mnesia·databases.</p><p>Uses·the·following·Erlang·Web·Server·API·interaction·data:</p><ul><li><code·class="inline">real_name</code>·-·from·<a·href="mod_alias.html"><code·class="inline">mod_alias</code></a></li></ul><p>Exports·the·following·Erlang·Web·Server·API·interaction·data:</p><ul><li><strong><code·class="inline">{remote_user,·User}</code></strong>·-·The·username·used·for·authentication.</li></ul><h4>Mnesia·As·Authentication·Database</h4><p>If·Mnesia·is·used·as·storage·method,·Mnesia·must·be·started·before·the·HTTP |
| 302 | server.·The·first·time·Mnesia·is·started,·the·schema·and·the·tables·must·be | 302 | server.·The·first·time·Mnesia·is·started,·the·schema·and·the·tables·must·be |
| 303 | created·before·Mnesia·is·started.·A·simple·example·of·a·module·with·two | 303 | created·before·Mnesia·is·started.·A·simple·example·of·a·module·with·two |
| 304 | functions·that·creates·and·start·Mnesia·is·provided·here.·Function | 304 | functions·that·creates·and·start·Mnesia·is·provided·here.·Function |
| 305 | <code·class="inline">first_start/0</code>·is·to·be·used·the·first·time.·It·creates·the·schema·and·the | 305 | <code·class="inline">first_start/0</code>·is·to·be·used·the·first·time.·It·creates·the·schema·and·the |
| 306 | tables.·<code·class="inline">start/0</code>·is·to·be·used·in·consecutive·startups.·<code·class="inline">start/0</code>·starts·Mnesia | 306 | tables.·<code·class="inline">start/0</code>·is·to·be·used·in·consecutive·startups.·<code·class="inline">start/0</code>·starts·Mnesia |
| 307 | and·waits·for·the·tables·to·be·initiated.·This·function·must·only·be·used·when | 307 | and·waits·for·the·tables·to·be·initiated.·This·function·must·only·be·used·when |
| 308 | the·schema·and·the·tables·are·already·created.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 308 | the·schema·and·the·tables·are·already·created.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2581698294-1">(</span><span·class="ss">mnesia_test</span><span·class="p"·data-group-id="2581698294-1">)</span><span·class="p">.</span><span·class="w"> |
| 309 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 309 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2581698294-2">(</span><span·class="p"·data-group-id="2581698294-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="ss">load_data</span><span·class="p">/</span><span·class="mi">0</sp[·...·truncated·by·diffoscope;·len:·97,·SHA:·2c7ccb63e3abdd737e1684dc12aab6a0feeaa8ccb847f97e34f9c4a429dab918·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 310 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 310 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="2581698294-4">(</span><span·class="s">"mod_auth.hrl"</span><span·class="p"·data-group-id="2581698294-4">)</span><span·class="p">.</span><span·class="w"> |
| 311 | </span><span·class="nf">first_start</span><span·class="p"·data-group-id=" | 311 | </span><span·class="nf">first_start</span><span·class="p"·data-group-id="2581698294-5">(</span><span·class="p"·data-group-id="2581698294-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 312 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id=" | 312 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id="2581698294-6">(</span><span·class="p"·data-group-id="2581698294-7">[</span><span·class="nf">node</span><span·class="p"·data-group-id="2581698294-8">(</span><span·class="p"·data-group-id="2581698294-8">)</span><span·class="p"·data-group-id="2581698294-7">]<[·...·truncated·by·diffoscope;·len:·47,·SHA:·902e99dff9718e5eac07568776a42b9a7990051dce60d7986e907c9d7b5677eb·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 313 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 313 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="2581698294-9">(</span><span·class="p"·data-group-id="2581698294-9">)</span><span·class="p">,</span><span·class="w"> |
| 314 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 314 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="2581698294-10">(</span><span·class="ss">httpd_user</span><span·class="p">,</span><span·class="w"> |
| 315 | ························</span><span·class="p"·data-group-id=" | 315 | ························</span><span·class="p"·data-group-id="2581698294-11">[</span><span·class="p"·data-group-id="2581698294-12">{</span><span·class="ss">type</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bag</span><span·class="p"·data-group-id="2581698294-12">}</span><span·class="p">,</span><span·class="w"> |
| 316 | ·························</span><span·class="p"·data-group-id=" | 316 | ·························</span><span·class="p"·data-group-id="2581698294-13">{</span><span·class="ss">disc_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2581698294-14">[</span><span·class="nf">node</span><span·class="p"·data-group-id="2581698294-15">(</span><span·class="p[·...·truncated·by·diffoscope;·len:·135,·SHA:·60bf6723b8ea66cc73f0499f1542e70e2ba3102d1e87a0698a71a364a52de8cc·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 317 | ·························</span><span·class="p"·data-group-id=" | 317 | ·························</span><span·class="p"·data-group-id="2581698294-16">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="2581698294-17">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w"> |
| 318 | ··················································</span><span·class="ss">httpd_user</span><span·class="p"·data-group-id=" | 318 | ··················································</span><span·class="ss">httpd_user</span><span·class="p"·data-group-id="2581698294-17">)</span><span·class="p"·data-group-id="2581698294-16">}</span><span·class="p"·data-group-id="2581698294-11">]</span><span·class="p"·data-group-id="2581698294-10">)</span><span·class="p">,</span><span·class="w"> |
| 319 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 319 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="2581698294-18">(</span><span·class="ss">httpd_group</span><span·class="p">,</span><span·class="w"> |
| 320 | ························</span><span·class="p"·data-group-id=" | 320 | ························</span><span·class="p"·data-group-id="2581698294-19">[</span><span·class="p"·data-group-id="2581698294-20">{</span><span·class="ss">type</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bag</span><span·class="p"·data-group-id="2581698294-20">}</span><span·class="p">,</span><span·class="w"> |
| 321 | ·························</span><span·class="p"·data-group-id=" | 321 | ·························</span><span·class="p"·data-group-id="2581698294-21">{</span><span·class="ss">disc_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2581698294-22">[</span><span·class="nf">node</span><span·class="p"·data-group-id="2581698294-23">(</span><span·class="p[·...·truncated·by·diffoscope;·len:·135,·SHA:·a0ab87e92bf9f8d76ac78e7e983d96f217bddb7b37fbf0d0ca1f4430113417df·...·]-21">}</span><span·class="p">,</span><span·class="w"> |
| 322 | ·························</span><span·class="p"·data-group-id=" | 322 | ·························</span><span·class="p"·data-group-id="2581698294-24">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="2581698294-25">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w"> |
| 323 | ··················································</span><span·class="ss">httpd_group</span><span·class="p"·data-group-id=" | 323 | ··················································</span><span·class="ss">httpd_group</span><span·class="p"·data-group-id="2581698294-25">)</span><span·class="p"·data-group-id="2581698294-24">}</span><span·class="p"·data-group-id="2581698294-19">]</span><span·class="p"·data-group-id="2581698294-18">)</span><span·class="p">,</span><span·class="w"> |
| 324 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">wait_for_tables</span><span·class="p"·data-group-id=" | 324 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">wait_for_tables</span><span·class="p"·data-group-id="2581698294-26">(</span><span·class="p"·data-group-id="2581698294-27">[</span><span·class="ss">httpd_user</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">httpd_group</span><span·class="p"·data-group-id="2581698294-27">]</span><span·cl[·...·truncated·by·diffoscope;·len:·110,·SHA:·44ce95be63f355120a749e3b30c2c13d493145d3b2abd1e98bf11395600eae79·...·]-26">)</span><span·class="p">.</span><span·class="w"> |
| 325 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 325 | </span><span·class="nf">start</span><span·class="p"·data-group-id="2581698294-28">(</span><span·class="p"·data-group-id="2581698294-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 326 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 326 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="2581698294-29">(</span><span·class="p"·data-group-id="2581698294-29">)</span><span·class="p">,</span><span·class="w"> |
| 327 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">wait_for_tables</span><span·class="p"·data-group-id=" | 327 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">wait_for_tables</span><span·class="p"·data-group-id="2581698294-30">(</span><span·class="p"·data-group-id="2581698294-31">[</span><span·class="ss">httpd_user</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">httpd_group</span><span·class="p"·data-group-id="2581698294-31">]</span><span·cl[·...·truncated·by·diffoscope;·len:·110,·SHA:·44ce95be63f355120a749e3b30c2c13d493145d3b2abd1e98bf11395600eae79·...·]-30">)</span><span·class="p">.</span></code></pre><p>To·create·the·Mnesia·tables,·we·use·two·records·defined·in·<code·class="inline">mod_auth.hrl</code>,·so |
| 328 | that·file·must·be·included.·<code·class="inline">first_start/0</code>·creates·a·schema·that·specifies·on | 328 | that·file·must·be·included.·<code·class="inline">first_start/0</code>·creates·a·schema·that·specifies·on |
| 329 | which·nodes·the·database·is·to·reside.·Then·it·starts·Mnesia·and·creates·the | 329 | which·nodes·the·database·is·to·reside.·Then·it·starts·Mnesia·and·creates·the |
| 330 | tables.·The·first·argument·is·the·name·of·the·tables,·the·second·argument·is·a | 330 | tables.·The·first·argument·is·the·name·of·the·tables,·the·second·argument·is·a |
| 331 | list·of·options·of·how·to·create·the·table,·see·<a·href="../../../../lib/mnesia-4.23.3/doc/html/mnesia.html"><code·class="inline">mnesia</code></a>,·documentation·for | 331 | list·of·options·of·how·to·create·the·table,·see·<a·href="../../../../lib/mnesia-4.23.3/doc/html/mnesia.html"><code·class="inline">mnesia</code></a>,·documentation·for |
| 332 | more·information.·As·the·implementation·of·the·<code·class="inline">mod_auth_mnesia</code>·saves·one·row | 332 | more·information.·As·the·implementation·of·the·<code·class="inline">mod_auth_mnesia</code>·saves·one·row |
| 333 | for·each·user,·the·type·must·be·<code·class="inline">bag</code>.·When·the·schema·and·the·tables·are | 333 | for·each·user,·the·type·must·be·<code·class="inline">bag</code>.·When·the·schema·and·the·tables·are |
| 334 | created,·function·<a·href="../../../../lib/mnesia-4.23.3/doc/html/mnesia.html#start/0"><code·class="inline">mnesia:start/0</code></a>·is·used·to·start·Mnesia·and·waits·for·the | 334 | created,·function·<a·href="../../../../lib/mnesia-4.23.3/doc/html/mnesia.html#start/0"><code·class="inline">mnesia:start/0</code></a>·is·used·to·start·Mnesia·and·waits·for·the |
| Offset 481, 15 lines modified | Offset 481, 15 lines modified | ||
| 481 | ······<p·class="built-using"> | 481 | ······<p·class="built-using"> |
| 482 | ········Built·using | 482 | ········Built·using |
| 483 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 483 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 484 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 484 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 485 | ······</p> | 485 | ······</p> |
| 486 | <p>Copyright·©·1996-202 | 486 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 487 | ····</footer> | 487 | ····</footer> |
| 488 | ··</div> | 488 | ··</div> |
| 489 | </main> | 489 | </main> |
| 490 | </div> | 490 | </div> |
| 491 | <script> | 491 | <script> |
| 492 | ··function·mermaidLoaded()·{ | 492 | ··function·mermaidLoaded()·{ |
| 493 | ····mermaid.initialize({ | 493 | ····mermaid.initialize({ |
| Offset 277, 15 lines modified | Offset 277, 15 lines modified | ||
| 277 | ······<p·class="built-using"> | 277 | ······<p·class="built-using"> |
| 278 | ········Built·using | 278 | ········Built·using |
| 279 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 279 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 280 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 280 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 281 | ······</p> | 281 | ······</p> |
| 282 | <p>Copyright·©·1996-202 | 282 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 283 | ····</footer> | 283 | ····</footer> |
| 284 | ··</div> | 284 | ··</div> |
| 285 | </main> | 285 | </main> |
| 286 | </div> | 286 | </div> |
| 287 | <script> | 287 | <script> |
| 288 | ··function·mermaidLoaded()·{ | 288 | ··function·mermaidLoaded()·{ |
| 289 | ····mermaid.initialize({ | 289 | ····mermaid.initialize({ |
| Offset 1037, 21 lines modified | Offset 1037, 21 lines modified | ||
| 1037 | options.</p></section><p>By·default·the·socket·options·set·by·function | 1037 | options.</p></section><p>By·default·the·socket·options·set·by·function |
| 1038 | <a·href="#set_options/1">set_options/1,2</a>·are·used·when·establishing·a·connection.</p></li><li><p><strong><code·class="inline">receiver</code></strong>·-·Defines·how·the·client·delivers·the·result·of·an·asynchronous | 1038 | <a·href="#set_options/1">set_options/1,2</a>·are·used·when·establishing·a·connection.</p></li><li><p><strong><code·class="inline">receiver</code></strong>·-·Defines·how·the·client·delivers·the·result·of·an·asynchronous |
| 1039 | request·(<code·class="inline">sync</code>·has·the·value·<code·class="inline">false</code>).</p><ul><li><p><strong><a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:pid/0"><code·class="inline">pid/0</code></a></strong>·-·Messages·are·sent·to·this·process·in·the·format | 1039 | request·(<code·class="inline">sync</code>·has·the·value·<code·class="inline">false</code>).</p><ul><li><p><strong><a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:pid/0"><code·class="inline">pid/0</code></a></strong>·-·Messages·are·sent·to·this·process·in·the·format |
| 1040 | <code·class="inline">{http,·ReplyInfo}</code>.</p></li><li><p><strong><a·href="../../../../erts-15.2.2/doc/html/erlang.html#alias/0"><code·class="inline">alias/0</code></a></strong>·-·Messages·are·sent·to·this·special·reference·in·the·format | 1040 | <code·class="inline">{http,·ReplyInfo}</code>.</p></li><li><p><strong><a·href="../../../../erts-15.2.2/doc/html/erlang.html#alias/0"><code·class="inline">alias/0</code></a></strong>·-·Messages·are·sent·to·this·special·reference·in·the·format |
| 1041 | <code·class="inline">{http,·ReplyInfo}</code>.</p></li><li><p><strong><code·class="inline">function/1</code></strong>·-·Information·is·delivered·to·the·receiver·through·calls·to | 1041 | <code·class="inline">{http,·ReplyInfo}</code>.</p></li><li><p><strong><code·class="inline">function/1</code></strong>·-·Information·is·delivered·to·the·receiver·through·calls·to |
| 1042 | the·provided·fun·<code·class="inline">Receiver(ReplyInfo)</code>.</p></li><li><p><strong><code·class="inline">{Module,·Function,·Args}</code></strong>·-·Information·is·delivered·to·the·receiver | 1042 | the·provided·fun·<code·class="inline">Receiver(ReplyInfo)</code>.</p></li><li><p><strong><code·class="inline">{Module,·Function,·Args}</code></strong>·-·Information·is·delivered·to·the·receiver |
| 1043 | through·calls·to·the·callback·function | 1043 | through·calls·to·the·callback·function |
| 1044 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#apply/3"><code·class="inline">apply(Module,·Function,·[ReplyInfo·|·Args])</code></a>.</p></li></ul><p>In·all·of·these·cases,·<code·class="inline">ReplyInfo</code>·has·the·following·structure:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="p"·data-group-id=" | 1044 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#apply/3"><code·class="inline">apply(Module,·Function,·[ReplyInfo·|·Args])</code></a>.</p></li></ul><p>In·all·of·these·cases,·<code·class="inline">ReplyInfo</code>·has·the·following·structure:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="p"·data-group-id="0585501427-1">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">saved_to_file</span><span·class="p"·data-group-id="0585501427-1">}</span><span·class="w"> |
| 1045 | ·</span><span·class="p"·data-group-id=" | 1045 | ·</span><span·class="p"·data-group-id="0585501427-2">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0585501427-3">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</[·...·truncated·by·diffoscope;·len:·99,·SHA:·6b504c3757c8fcdafd66addf64c1462e4f27c7980e2e075422672af6439a67d2·...·]-2">}</span><span·class="w"> |
| 1046 | ·</span><span·class="p"·data-group-id=" | 1046 | ·</span><span·class="p"·data-group-id="0585501427-4">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="0585501427-4">}</span><span·class="w"> |
| 1047 | ·</span><span·class="p"·data-group-id=" | 1047 | ·</span><span·class="p"·data-group-id="0585501427-5">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stream_start</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Headers</span><span·class="p"·data-group-id="058550142[·...·truncated·by·diffoscope;·len:·1,·SHA:·7902699be42c8a8e46fbbb4501726517e86b22c56a189f7625a6da49081b2451·...·]-5">}</span><span·class="w"> |
| 1048 | ·</span><span·class="p"·data-group-id=" | 1048 | ·</span><span·class="p"·data-group-id="0585501427-6">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stream_start</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Headers</span><span·class="p">,</span><span·class="w">[·...·truncated·by·diffoscope;·len:·82,·SHA:·7d1fb1f75432da8ca11298dab8045189a1038306c31207c515407356a05dab07·...·]-6">}</span><span·class="w"> |
| 1049 | ·</span><span·class="p"·data-group-id=" | 1049 | ·</span><span·class="p"·data-group-id="0585501427-7">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stream</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BinBodyPart</span><span·class="p"·data-group-id="0585501427-7">}</span><span·class="w"> |
| 1050 | ·</span><span·class="p"·data-group-id=" | 1050 | ·</span><span·class="p"·data-group-id="0585501427-8">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stream_end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Headers</span><span·class="p"·data-group-id="0585501427-8">}</span></code></pre><p>Default·is·the·<code·class="inline">pid</code>·of·the·process·calling·the·request·function·(<a·href="../../../../erts-15.2.2/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>).</p><p><a·href=""·id="ipv6_host_with_brackets"></a></p></li><li><p><strong><code·class="inline">ipv6_host_with_brackets</code></strong>·-·Defines·when·parsing·the·Host-Port·part·of·an |
| 1051 | URI·with·an·IPv6·address·with·brackets,·if·those·brackets·are·to·be·retained | 1051 | URI·with·an·IPv6·address·with·brackets,·if·those·brackets·are·to·be·retained |
| 1052 | (<code·class="inline">true</code>)·or·stripped·(<code·class="inline">false</code>).</p><p>Default·is·<code·class="inline">false</code>.</p></li></ul> | 1052 | (<code·class="inline">true</code>)·or·stripped·(<code·class="inline">false</code>).</p><p>Default·is·<code·class="inline">false</code>.</p></li></ul> |
| 1053 | ··</section> | 1053 | ··</section> |
| 1054 | </section> | 1054 | </section> |
| 1055 | <section·class="detail"·id="reset_cookies/0"> | 1055 | <section·class="detail"·id="reset_cookies/0"> |
| 1056 | ··<div·class="detail-header"> | 1056 | ··<div·class="detail-header"> |
| Offset 1561, 15 lines modified | Offset 1561, 15 lines modified | ||
| 1561 | ······<p·class="built-using"> | 1561 | ······<p·class="built-using"> |
| 1562 | ········Built·using | 1562 | ········Built·using |
| 1563 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1563 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1564 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1564 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1565 | ······</p> | 1565 | ······</p> |
| 1566 | <p>Copyright·©·1996-202 | 1566 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1567 | ····</footer> | 1567 | ····</footer> |
| 1568 | ··</div> | 1568 | ··</div> |
| 1569 | </main> | 1569 | </main> |
| 1570 | </div> | 1570 | </div> |
| 1571 | <script> | 1571 | <script> |
| 1572 | ··function·mermaidLoaded()·{ | 1572 | ··function·mermaidLoaded()·{ |
| 1573 | ····mermaid.initialize({ | 1573 | ····mermaid.initialize({ |
| Offset 246, 57 lines modified | Offset 246, 57 lines modified | ||
| 246 | }</code></pre><p>An·example·of·a·log·entry·with·only·default·settings·of·logger</p><pre><code·class="text">=ERROR·REPORT====·9-Oct-2019::09:33:27.350235·=== | 246 | }</code></pre><p>An·example·of·a·log·entry·with·only·default·settings·of·logger</p><pre><code·class="text">=ERROR·REPORT====·9-Oct-2019::09:33:27.350235·=== |
| 247 | ···Server:·My·Server | 247 | ···Server:·My·Server |
| 248 | ·Protocol:·HTTP | 248 | ·Protocol:·HTTP |
| 249 | Transport:·TLS | 249 | Transport:·TLS |
| 250 | ······URI:·/not_there | 250 | ······URI:·/not_there |
| 251 | ·····Host:·127.0.1.1:80 | 251 | ·····Host:·127.0.1.1:80 |
| 252 | ·····Peer:·127.0.0.1:45253 | 252 | ·····Peer:·127.0.0.1:45253 |
| 253 | ···Reason:·[{statuscode,404},{description,"Object·Not·Found"}]</code></pre><p>Using·this·option·makes·mod_log·and·mod_disk_log·error·logs·redundant.</p><p>Add·the·filter</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6 | 253 | ···Reason:·[{statuscode,404},{description,"Object·Not·Found"}]</code></pre><p>Using·this·option·makes·mod_log·and·mod_disk_log·error·logs·redundant.</p><p>Add·the·filter</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5678171952-1">{</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 254 | ····</span><span·class="p"·data-group-id="6 | 254 | ····</span><span·class="p"·data-group-id="5678171952-2">{</span><span·class="ss">log</span><span·class="p">,</span><span·class="ss">equal</span><span·class="p">,</span><span·class="p"·data-group-id="5678171952-3">[</span><span·class="ss">otp</span><span·class="p">,</span><span·class="ss">inets</sp[·...·truncated·by·diffoscope;·len:·330,·SHA:·d0169475e46d6d0b0b1b75da685bb5fb1150fc0193de80ed48fcb11c452df5f7·...·]-2">}</span></code></pre><p>to·appropriate·logger·handler·to·handle·the·events.·For·example·to·write·the |
| 255 | error·log·from·an·httpd·server·with·a·<code·class="inline">ServerID</code>·of·<code·class="inline">my_server</code>·to·a·file | 255 | error·log·from·an·httpd·server·with·a·<code·class="inline">ServerID</code>·of·<code·class="inline">my_server</code>·to·a·file |
| 256 | you·can·use·the·following·sys.config:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 256 | you·can·use·the·following·sys.config:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9695376961-1">[</span><span·class="p"·data-group-id="9695376961-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 257 | ·</span><span·class="p"·data-group-id=" | 257 | ·</span><span·class="p"·data-group-id="9695376961-3">[</span><span·class="p"·data-group-id="9695376961-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 258 | ··</span><span·class="p"·data-group-id=" | 258 | ··</span><span·class="p"·data-group-id="9695376961-5">[</span><span·class="p"·data-group-id="9695376961-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">http_error_test</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 259 | ····</span><span·class="p"·data-group-id=" | 259 | ····</span><span·class="p"·data-group-id="9695376961-7">#{</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9695376961-8">#{</span><span·class="w">·</span><span·class="ss">file</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·173,·SHA:·7651b33ccab1ac856cafb8ef21a6cde69ac009fccfdf1894b17f68788153ae2a·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 260 | ······</span><span·class="ss">filters</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 260 | ······</span><span·class="ss">filters</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9695376961-9">[</span><span·class="p"·data-group-id="9695376961-10">{</span><span·class="ss">inets_httpd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9695376961-11">{</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 261 | ·································</span><span·class="p"·data-group-id=" | 261 | ·································</span><span·class="p"·data-group-id="9695376961-12">{</span><span·class="ss">log</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">equal</span><span·class="p">,</span><span·class="w"> |
| 262 | ··································</span><span·class="p"·data-group-id=" | 262 | ··································</span><span·class="p"·data-group-id="9695376961-13">[</span><span·class="ss">otp</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">inets</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">httpd</span><span·class="p">,</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·147,·SHA:·afcc0d200d058c58b66e87432b0a9ce8f5d573970912d27c3c5ede61b2bda471·...·]-13">]</span><span·class="w"> |
| 263 | ·································</span><span·class="p"·data-group-id="3131401886-12">}</span><span·class="p"·data-group-id="3131401886-11">}</span><span·class="p"·data-group-id="3131401886-10">}</span><span·class="p"·data-group-id="3131401886-9">]</span><span·class="p">,</span><span·class="w"> | ||
| 264 | ······ | 263 | ·································</span><span·class="p"·data-group-id="9695376961-12">}</span><span·class="p"·data-group-id="9695376961-11">}</span><span·class="p"·data-group-id="9695376961-10">}</span><span·class="p"·data-group-id="9695376961-9">]</span><span·class="p">,</span><span·class="w"> |
| 264 | ······</span><span·class="ss">filter_default</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">stop</span><span·class="w">·</span><span·class="p"·data-group-id="9695376961-7">}</span><span·class="p"·data-group-id="9695376961-6">}</span><span·class="p"·data-group-id="9695376961-5">]</span><span·class="p"·data-group-id="9695376961-4">}</span><span·class="p"·data-group-id="9695376961-3">]</span><span·class="p"·data-group-id="9695376961-2">}</span><span·class="p"·data-group-id="9695376961-1">]</span><span·class="p">.</span></code></pre><p>or·if·you·want·to·add·it·to·the·default·logger·via·an·API:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler_filter</span><span·class="p"·data-group-id="3269192576-1">(</span><span·class="ss">default</span><span·class="p">,</span><span·class="w"> | ||
| 265 | ··························</span><span·class="ss">inets_httpd</span><span·class="p">,</span><span·class="w"> | 265 | ··························</span><span·class="ss">inets_httpd</span><span·class="p">,</span><span·class="w"> |
| 266 | ··························</span><span·class="p"·data-group-id=" | 266 | ··························</span><span·class="p"·data-group-id="3269192576-2">{</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 267 | ···························</span><span·class="p"·data-group-id=" | 267 | ···························</span><span·class="p"·data-group-id="3269192576-3">{</span><span·class="ss">log</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">equal</span><span·class="p">,</span><span·class="w"> |
| 268 | ····························</span><span·class="p"·data-group-id=" | 268 | ····························</span><span·class="p"·data-group-id="3269192576-4">[</span><span·class="ss">otp</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">inets</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">httpd</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·305,·SHA:·056dc21c5ae5525fe9c2b8719fb8796dba09d9cfb79ccbf5f64449df51bf641c·...·]-1">)</span><span·class="p">.</span></code></pre></li></ul></li><li><p><a·href=""·id="prop_log_format"></a>·<strong><code·class="inline">{log_format,·common·|·combined}</code></strong><br/>Defines·if·access·logs·are·to·be·written·according·to·the·<code·class="inline">common</code>·log·format |
| 269 | or·the·extended·common·log·format.·The·<code·class="inline">common</code>·format·is·one·line·looking | 269 | or·the·extended·common·log·format.·The·<code·class="inline">common</code>·format·is·one·line·looking |
| 270 | like·this:·<code·class="inline">remotehost·rfc931·authuser·[date]·"request"·status·bytes</code>.</p><p>Here:</p><ul><li><p><strong><code·class="inline">remotehost</code></strong>·-·Remote.</p></li><li><p><strong><code·class="inline">rfc931</code></strong>·-·The·remote·username·of·the·client | 270 | like·this:·<code·class="inline">remotehost·rfc931·authuser·[date]·"request"·status·bytes</code>.</p><p>Here:</p><ul><li><p><strong><code·class="inline">remotehost</code></strong>·-·Remote.</p></li><li><p><strong><code·class="inline">rfc931</code></strong>·-·The·remote·username·of·the·client |
| 271 | (<a·href="http://www.ietf.org/rfc/rfc931.txt">RFC·931</a>).</p></li><li><p><strong><code·class="inline">authuser</code></strong>·-·The·username·used·for·authentication.</p></li><li><p><strong><code·class="inline">[date]</code></strong>·-·Date·and·time·of·the·request | 271 | (<a·href="http://www.ietf.org/rfc/rfc931.txt">RFC·931</a>).</p></li><li><p><strong><code·class="inline">authuser</code></strong>·-·The·username·used·for·authentication.</p></li><li><p><strong><code·class="inline">[date]</code></strong>·-·Date·and·time·of·the·request |
| 272 | (<a·href="http://www.ietf.org/rfc/rfc1123.txt">RFC·1123</a>).</p></li><li><p><strong><code·class="inline">"request"</code></strong>·-·The·request·line·as·it·came·from·the·client | 272 | (<a·href="http://www.ietf.org/rfc/rfc1123.txt">RFC·1123</a>).</p></li><li><p><strong><code·class="inline">"request"</code></strong>·-·The·request·line·as·it·came·from·the·client |
| 273 | (<a·href="http://www.ietf.org/rfc/rfc1945.txt">RFC·1945</a>).</p></li><li><p><strong><code·class="inline">status</code></strong>·-·The·HTTP·status·code·returned·to·the·client | 273 | (<a·href="http://www.ietf.org/rfc/rfc1945.txt">RFC·1945</a>).</p></li><li><p><strong><code·class="inline">status</code></strong>·-·The·HTTP·status·code·returned·to·the·client |
| 274 | (<a·href="http://www.ietf.org/rfc/rfc1945.txt">RFC·1945</a>).</p></li><li><p><strong><code·class="inline">bytes</code></strong>·-·The·content-length·of·the·document·transferred.</p></li></ul><p>The·<code·class="inline">combined</code>·format·is·one·line·looking·like·this: | 274 | (<a·href="http://www.ietf.org/rfc/rfc1945.txt">RFC·1945</a>).</p></li><li><p><strong><code·class="inline">bytes</code></strong>·-·The·content-length·of·the·document·transferred.</p></li></ul><p>The·<code·class="inline">combined</code>·format·is·one·line·looking·like·this: |
| 275 | <code·class="inline">remotehost·rfc931·authuser·[date]·"request"·status·bytes·"referer"·"user_agent"</code></p><p>In·addition·to·the·earlier:</p><ul><li><p><strong><code·class="inline">"referer"</code></strong>·-·The·URL·the·client·was·on·before·requesting·the·URL·(if·it | 275 | <code·class="inline">remotehost·rfc931·authuser·[date]·"request"·status·bytes·"referer"·"user_agent"</code></p><p>In·addition·to·the·earlier:</p><ul><li><p><strong><code·class="inline">"referer"</code></strong>·-·The·URL·the·client·was·on·before·requesting·the·URL·(if·it |
| 276 | could·not·be·determined,·a·minus·sign·is·placed·in·this·field).</p></li><li><p><strong><code·class="inline">"user_agent"</code></strong>·-·The·software·the·client·claims·to·be·using·(if·it·could | 276 | could·not·be·determined,·a·minus·sign·is·placed·in·this·field).</p></li><li><p><strong><code·class="inline">"user_agent"</code></strong>·-·The·software·the·client·claims·to·be·using·(if·it·could |
| 277 | not·be·determined,·a·minus·sign·is·placed·in·this·field).</p></li></ul><p>This·affects·the·access·logs·written·by·<code·class="inline">mod_log</code>·and·<code·class="inline">mod_disk_log</code>.</p></li><li><p><a·href=""·id="prop_elog_format"></a>·<strong><code·class="inline">{error_log_format,·pretty·|·compact}</code></strong><br/>Default·is·<code·class="inline">pretty</code>.·If·the·error·log·is·meant·to·be·read·directly·by·a·human, | 277 | not·be·determined,·a·minus·sign·is·placed·in·this·field).</p></li></ul><p>This·affects·the·access·logs·written·by·<code·class="inline">mod_log</code>·and·<code·class="inline">mod_disk_log</code>.</p></li><li><p><a·href=""·id="prop_elog_format"></a>·<strong><code·class="inline">{error_log_format,·pretty·|·compact}</code></strong><br/>Default·is·<code·class="inline">pretty</code>.·If·the·error·log·is·meant·to·be·read·directly·by·a·human, |
| 278 | <code·class="inline">pretty</code>·is·the·best·option.</p><p><code·class="inline">pretty</code>·has·a·format·corresponding·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 278 | <code·class="inline">pretty</code>·is·the·best·option.</p><p><code·class="inline">pretty</code>·has·a·format·corresponding·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="6085152066-1">(</span><span·class="s">"[</span><span·class="si">~s</span><span·class="s">]·</span><span·class="si">~s</span><span·class="s">,·reason:·</span><span·class="si">~n</span><span·class="s">·</span><span·class="si">~p</span><span·class="s">·<[·...·truncated·by·diffoscope;·len:·1381,·SHA:·086945c81a0998bd6656219c384b023a75c4809f89e3d0c5b16de09740ad19d8·...·]-1">)</span><span·class="p">.</span></code></pre><p>This·affects·the·error·logs·written·by·<code·class="inline">mod_log</code>·and·<code·class="inline">mod_disk_log</code>.</p></li></ul><p><a·href=""·id="props_alias"></a></p><h3·id="module-url-aliasing-properties-requires-mod_alias"·class="section-heading"> |
| 279 | ··<a·href="#module-url-aliasing-properties-requires-mod_alias"·class="hover-link"> | 279 | ··<a·href="#module-url-aliasing-properties-requires-mod_alias"·class="hover-link"> |
| 280 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 280 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 281 | ··</a> | 281 | ··</a> |
| 282 | ··<span·class="text">URL·Aliasing·Properties·-·Requires·mod_alias</span> | 282 | ··<span·class="text">URL·Aliasing·Properties·-·Requires·mod_alias</span> |
| 283 | </h3> | 283 | </h3> |
| 284 | <ul><li><p><a·href=""·id="prop_alias"></a>·<strong><code·class="inline">{alias,·{Alias,·RealName}}</code></strong><br/><code·class="inline">Alias·=·string()</code>·and·<code·class="inline">RealName·=·string()</code>.·<code·class="inline">alias</code>·allows·documents·to·be | 284 | <ul><li><p><a·href=""·id="prop_alias"></a>·<strong><code·class="inline">{alias,·{Alias,·RealName}}</code></strong><br/><code·class="inline">Alias·=·string()</code>·and·<code·class="inline">RealName·=·string()</code>.·<code·class="inline">alias</code>·allows·documents·to·be |
| 285 | stored·in·the·local·file·system·instead·of·the·<code·class="inline">document_root</code>·location.·URLs | 285 | stored·in·the·local·file·system·instead·of·the·<code·class="inline">document_root</code>·location.·URLs |
| 286 | with·a·path·beginning·with·url-path·is·mapped·to·local·files·beginning·with | 286 | with·a·path·beginning·with·url-path·is·mapped·to·local·files·beginning·with |
| 287 | directory-filename,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 287 | directory-filename,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7936088481-1">{</span><span·class="ss">alias</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7936088481-2">{</span><span·class="s">"/image"</span><span·class="p">,</span><span·class="w">·</span><span·class="s"[·...·truncated·by·diffoscope;·len:·128,·SHA:·eeeb9782148662351592737384f30b370e4d17d678485f5078b2f800a6c7cd74·...·]-1">}</span></code></pre><p>Access·to·<a·href="http://your.server.org/image/foo.gif">http://your.server.org/image/foo.gif</a>·would·refer·to·the·file |
| 288 | /ftp/pub/image/foo.gif.</p></li><li><p><a·href=""·id="prop_re_write"></a>·<strong><code·class="inline">{re_write,·{Re,·Replacement}}</code></strong><br/><code·class="inline">Re·=·string()</code>·and·<code·class="inline">Replacement·=·string()</code>.·<code·class="inline">re_write</code>·allows·documents·to | 288 | /ftp/pub/image/foo.gif.</p></li><li><p><a·href=""·id="prop_re_write"></a>·<strong><code·class="inline">{re_write,·{Re,·Replacement}}</code></strong><br/><code·class="inline">Re·=·string()</code>·and·<code·class="inline">Replacement·=·string()</code>.·<code·class="inline">re_write</code>·allows·documents·to |
| 289 | be·stored·in·the·local·file·system·instead·of·the·<code·class="inline">document_root</code>·location. | 289 | be·stored·in·the·local·file·system·instead·of·the·<code·class="inline">document_root</code>·location. |
| 290 | URLs·are·rewritten·by·<a·href="../../../../lib/stdlib-6.2/doc/html/re.html#replace/3"><code·class="inline">re:replace/3</code></a>·to·produce·a·path·in·the·local | 290 | URLs·are·rewritten·by·<a·href="../../../../lib/stdlib-6.2/doc/html/re.html#replace/3"><code·class="inline">re:replace/3</code></a>·to·produce·a·path·in·the·local |
| 291 | file-system,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 291 | file-system,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3794995202-1">{</span><span·class="ss">re_write</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3794995202-2">{</span><span·class="s">"^/[~]([^/]+)(.*)$"</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·147,·SHA:·b06e8024e240b8f4459838f93485dafc074219dbaea04de36799b23fc5ee3f3c·...·]-1">}</span></code></pre><p>Access·to·<a·href="http://your.server.org/~bob/foo.gif">http://your.server.org/~bob/foo.gif</a>·would·refer·to·the·file |
| 292 | /home/bob/public/foo.gif.</p></li><li><p><a·href=""·id="prop_dir_idx"></a>·<strong><code·class="inline">{directory_index,·[string()]}</code></strong><br/><code·class="inline">directory_index</code>·specifies·a·list·of·resources·to·look·for·if·a·client | 292 | /home/bob/public/foo.gif.</p></li><li><p><a·href=""·id="prop_dir_idx"></a>·<strong><code·class="inline">{directory_index,·[string()]}</code></strong><br/><code·class="inline">directory_index</code>·specifies·a·list·of·resources·to·look·for·if·a·client |
| 293 | requests·a·directory·using·a·<code·class="inline">/</code>·at·the·end·of·the·directory·name.·<code·class="inline">file</code> | 293 | requests·a·directory·using·a·<code·class="inline">/</code>·at·the·end·of·the·directory·name.·<code·class="inline">file</code> |
| 294 | depicts·the·name·of·a·file·in·the·directory.·Several·files·can·be·given,·in | 294 | depicts·the·name·of·a·file·in·the·directory.·Several·files·can·be·given,·in |
| 295 | which·case·the·server·returns·the·first·it·finds,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 295 | which·case·the·server·returns·the·first·it·finds,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1892839805-1">{</span><span·class="ss">directory_index</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1892839805-2">[</span><span·class="s">"index.html"</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·140,·SHA:·f8e39505e4e51f013c7f26de8ba5097fbbc8446efd4c4f3db3ab113f0392bf95·...·]-1">}</span></code></pre><p>Access·to·<a·href="http://your.server.org/docs/">http://your.server.org/docs/</a>·would·return |
| 296 | <a·href="http://your.server.org/docs/index.html">http://your.server.org/docs/index.html</a>·or | 296 | <a·href="http://your.server.org/docs/index.html">http://your.server.org/docs/index.html</a>·or |
| 297 | <a·href="http://your.server.org/docs/welcome.html">http://your.server.org/docs/welcome.html</a>·if·index.html·does·not·exist.</p></li></ul><p><a·href=""·id="props_cgi"></a></p><h3·id="module-cgi-properties-requires-mod_cgi"·class="section-heading"> | 297 | <a·href="http://your.server.org/docs/welcome.html">http://your.server.org/docs/welcome.html</a>·if·index.html·does·not·exist.</p></li></ul><p><a·href=""·id="props_cgi"></a></p><h3·id="module-cgi-properties-requires-mod_cgi"·class="section-heading"> |
| 298 | ··<a·href="#module-cgi-properties-requires-mod_cgi"·class="hover-link"> | 298 | ··<a·href="#module-cgi-properties-requires-mod_cgi"·class="hover-link"> |
| 299 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 299 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 300 | ··</a> | 300 | ··</a> |
| 301 | ··<span·class="text">CGI·Properties·-·Requires·mod_cgi</span> | 301 | ··<span·class="text">CGI·Properties·-·Requires·mod_cgi</span> |
| 302 | </h3> | 302 | </h3> |
| Offset 316, 23 lines modified | Offset 316, 23 lines modified | ||
| 316 | activating·a·CGI·script·whenever·a·file·of·a·certain·MIME·type·is·requested. | 316 | activating·a·CGI·script·whenever·a·file·of·a·certain·MIME·type·is·requested. |
| 317 | It·propagates·the·URL·and·file·path·of·the·requested·document·using·the | 317 | It·propagates·the·URL·and·file·path·of·the·requested·document·using·the |
| 318 | standard·CGI·PATH_INFO·and·PATH_TRANSLATED·environment·variables.</p><p>Example:</p><pre><code·class="text">{action,·{"text/plain",·"/cgi-bin/log_and_deliver_text"}}</code></pre></li><li><p><a·href=""·id="prop_script"></a>·<strong><code·class="inline">{script,·{Method,·CgiScript}}</code></strong>·-·requires·<code·class="inline">mod_actions</code><br/><code·class="inline">Method·=·string()</code>·and·<code·class="inline">CgiScript·=·string()</code>.·<code·class="inline">script</code>·adds·an·action | 318 | standard·CGI·PATH_INFO·and·PATH_TRANSLATED·environment·variables.</p><p>Example:</p><pre><code·class="text">{action,·{"text/plain",·"/cgi-bin/log_and_deliver_text"}}</code></pre></li><li><p><a·href=""·id="prop_script"></a>·<strong><code·class="inline">{script,·{Method,·CgiScript}}</code></strong>·-·requires·<code·class="inline">mod_actions</code><br/><code·class="inline">Method·=·string()</code>·and·<code·class="inline">CgiScript·=·string()</code>.·<code·class="inline">script</code>·adds·an·action |
| 319 | activating·a·CGI·script·whenever·a·file·is·requested·using·a·certain·HTTP | 319 | activating·a·CGI·script·whenever·a·file·is·requested·using·a·certain·HTTP |
| 320 | method.·The·method·is·either·GET·or·POST,·as·defined·in | 320 | method.·The·method·is·either·GET·or·POST,·as·defined·in |
| 321 | <a·href="http://www.ietf.org/rfc/rfc1945.txt">RFC·1945</a>.·It·propagates·the·URL·and | 321 | <a·href="http://www.ietf.org/rfc/rfc1945.txt">RFC·1945</a>.·It·propagates·the·URL·and |
| 322 | file·path·of·the·requested·document·using·the·standard·CGI·PATH_INFO·and | 322 | file·path·of·the·requested·document·using·the·standard·CGI·PATH_INFO·and |
| 323 | PATH_TRANSLATED·environment·variables.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 323 | PATH_TRANSLATED·environment·variables.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6583404132-1">{</span><span·class="ss">script</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6583404132-2">{</span><span·class="s">"PUT"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">&[·...·truncated·by·diffoscope;·len:·124,·SHA:·ee0562baa48f74278d3c1b33698cd587e289141a98774502b3d1e6111403d27b·...·]-1">}</span></code></pre></li></ul><p><a·href=""·id="props_esi"></a></p><h3·id="module-esi-properties-requires-mod_esi"·class="section-heading"> |
| 324 | ··<a·href="#module-esi-properties-requires-mod_esi"·class="hover-link"> | 324 | ··<a·href="#module-esi-properties-requires-mod_esi"·class="hover-link"> |
| 325 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 325 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 326 | ··</a> | 326 | ··</a> |
| 327 | ··<span·class="text">ESI·Properties·-·Requires·mod_esi</span> | 327 | ··<span·class="text">ESI·Properties·-·Requires·mod_esi</span> |
| 328 | </h3> | 328 | </h3> |
| 329 | <ul><li><p><a·href=""·id="prop_esi_alias"></a>·<strong><code·class="inline">{erl_script_alias,·{URLPath,·[AllowedModule]}}</code></strong><br/><code·class="inline">URLPath·=·string()</code>·and·<code·class="inline">AllowedModule·=·atom()</code>.·<code·class="inline">erl_script_alias</code>·marks | 329 | <ul><li><p><a·href=""·id="prop_esi_alias"></a>·<strong><code·class="inline">{erl_script_alias,·{URLPath,·[AllowedModule]}}</code></strong><br/><code·class="inline">URLPath·=·string()</code>·and·<code·class="inline">AllowedModule·=·atom()</code>.·<code·class="inline">erl_script_alias</code>·marks |
| 330 | all·URLs·matching·url-path·as·erl·scheme·scripts.·A·matching·URL·is·mapped | 330 | all·URLs·matching·url-path·as·erl·scheme·scripts.·A·matching·URL·is·mapped |
| 331 | into·a·specific·module·and·function,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 331 | into·a·specific·module·and·function,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7018392174-1">{</span><span·class="ss">erl_script_alias</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7018392174-2">{</span><span·class="s">"/cgi-bin/example"</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·243,·SHA:·7c12abc5a054f8341b7fc6ecbac3e8cf701658aae642e35992ba40dbe96eb4a7·...·]-1">}</span></code></pre><p>A·request·to·<a·href="http://your.server.org/cgi-bin/example/httpd_example:yahoo">http://your.server.org/cgi-bin/example/httpd_example:yahoo</a>·would |
| 332 | refer·to·httpd_example:yahoo/3·or,·if·that·does·not·exist, | 332 | refer·to·httpd_example:yahoo/3·or,·if·that·does·not·exist, |
| 333 | httpd_example:yahoo/2·and·<a·href="http://your.server.org/cgi-bin/example/other:yahoo">http://your.server.org/cgi-bin/example/other:yahoo</a> | 333 | httpd_example:yahoo/2·and·<a·href="http://your.server.org/cgi-bin/example/other:yahoo">http://your.server.org/cgi-bin/example/other:yahoo</a> |
| 334 | would·not·be·allowed·to·execute.</p></li><li><p><a·href=""·id="prop_esi_nocache"></a>·<strong><code·class="inline">{erl_script_nocache,·boolean()}</code></strong><br/>If·<code·class="inline">erl_script_nocache</code>·is·set·to·<code·class="inline">true</code>,·the·server·adds·HTTP·header·fields | 334 | would·not·be·allowed·to·execute.</p></li><li><p><a·href=""·id="prop_esi_nocache"></a>·<strong><code·class="inline">{erl_script_nocache,·boolean()}</code></strong><br/>If·<code·class="inline">erl_script_nocache</code>·is·set·to·<code·class="inline">true</code>,·the·server·adds·HTTP·header·fields |
| 335 | preventing·proxies·from·caching·the·page.·This·is·generally·a·good·idea·for | 335 | preventing·proxies·from·caching·the·page.·This·is·generally·a·good·idea·for |
| 336 | dynamic·content,·as·the·content·often·varies·between·each·request.·Default·is | 336 | dynamic·content,·as·the·content·often·varies·between·each·request.·Default·is |
| 337 | <code·class="inline">false</code>.</p></li><li><p><a·href=""·id="prop_esi_timeout"></a>·<strong><code·class="inline">{erl_script_timeout,·integer()}</code></strong><br/>If·<code·class="inline">erl_script_timeout</code>·sets·the·time·in·seconds·the·server·waits·between·each | 337 | <code·class="inline">false</code>.</p></li><li><p><a·href=""·id="prop_esi_timeout"></a>·<strong><code·class="inline">{erl_script_timeout,·integer()}</code></strong><br/>If·<code·class="inline">erl_script_timeout</code>·sets·the·time·in·seconds·the·server·waits·between·each |
| 338 | chunk·of·data·to·be·delivered·through·<a·href="mod_esi.html#deliver/2"><code·class="inline">mod_esi:deliver/2</code></a>.·Default·is·<code·class="inline">15</code>. | 338 | chunk·of·data·to·be·delivered·through·<a·href="mod_esi.html#deliver/2"><code·class="inline">mod_esi:deliver/2</code></a>.·Default·is·<code·class="inline">15</code>. |
| Offset 374, 15 lines modified | Offset 374, 15 lines modified | ||
| 374 | is·written·to·each·file·and·max·files·is·used·before·the·first·file·is | 374 | is·written·to·each·file·and·max·files·is·used·before·the·first·file·is |
| 375 | truncated·and·reused.</p></li></ul><p><a·href=""·id="props_auth"></a></p><h3·id="module-authentication-properties-requires-mod_auth"·class="section-heading"> | 375 | truncated·and·reused.</p></li></ul><p><a·href=""·id="props_auth"></a></p><h3·id="module-authentication-properties-requires-mod_auth"·class="section-heading"> |
| 376 | ··<a·href="#module-authentication-properties-requires-mod_auth"·class="hover-link"> | 376 | ··<a·href="#module-authentication-properties-requires-mod_auth"·class="hover-link"> |
| 377 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 377 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 378 | ··</a> | 378 | ··</a> |
| 379 | ··<span·class="text">Authentication·Properties·-·Requires·mod_auth</span> | 379 | ··<span·class="text">Authentication·Properties·-·Requires·mod_auth</span> |
| 380 | </h3> | 380 | </h3> |
| 381 | <p><a·href=""·id="prop_dri"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 381 | <p><a·href=""·id="prop_dri"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5894990900-1">{</span><span·class="ss">directory</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5894990900-2">{</span><span·class="nf">path</span><span·class="p"·data-group-id="5894990900-3">(</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·1509,·SHA:·f25582c9f52ac95f5ed7c38a553809cbeb1a9e6889a11b52fc7a9023a2461e22·...·]1-1">}</span></code></pre><p>The·host·<code·class="inline">123.34.56.11</code>·and·all·machines·on·the·<code·class="inline">150.100.23</code>·subnet·are |
| 382 | allowed·access.</p></li><li><p><a·href=""·id="prop_deny_from"></a>·<strong><code·class="inline">{deny_from,·all·|·[RegxpHostString]}</code></strong><br/>Defines·a·set·of·hosts·to·be·denied·access·to·a·given·directory,·for·example:</p><pre><code·class="text">{deny_from,·["123.34.56.11",·"150.100.23"]}</code></pre><p>The·host·<code·class="inline">123.34.56.11</code>·and·all·machines·on·the·<code·class="inline">150.100.23</code>·subnet·are·not | 382 | allowed·access.</p></li><li><p><a·href=""·id="prop_deny_from"></a>·<strong><code·class="inline">{deny_from,·all·|·[RegxpHostString]}</code></strong><br/>Defines·a·set·of·hosts·to·be·denied·access·to·a·given·directory,·for·example:</p><pre><code·class="text">{deny_from,·["123.34.56.11",·"150.100.23"]}</code></pre><p>The·host·<code·class="inline">123.34.56.11</code>·and·all·machines·on·the·<code·class="inline">150.100.23</code>·subnet·are·not |
| 383 | allowed·access.</p></li><li><p><a·href=""·id="prop_auth_type"></a>·<strong><code·class="inline">{auth_type,·plain·|·dets·|·mnesia}</code></strong><br/>Sets·the·type·of·authentication·database·that·is·used·for·the·directory.·The | 383 | allowed·access.</p></li><li><p><a·href=""·id="prop_auth_type"></a>·<strong><code·class="inline">{auth_type,·plain·|·dets·|·mnesia}</code></strong><br/>Sets·the·type·of·authentication·database·that·is·used·for·the·directory.·The |
| 384 | key·difference·between·the·different·methods·is·that·dynamic·data·can·be·saved | 384 | key·difference·between·the·different·methods·is·that·dynamic·data·can·be·saved |
| 385 | when·Mnesia·and·Dets·are·used.</p></li><li><p><a·href=""·id="prop_auth_user_file"></a>·<strong><code·class="inline">{auth_user_file,·path()}</code></strong><br/>Sets·the·name·of·a·file·containing·the·list·of·users·and·passwords·for·user | 385 | when·Mnesia·and·Dets·are·used.</p></li><li><p><a·href=""·id="prop_auth_user_file"></a>·<strong><code·class="inline">{auth_user_file,·path()}</code></strong><br/>Sets·the·name·of·a·file·containing·the·list·of·users·and·passwords·for·user |
| 386 | authentication.·The·filename·can·be·either·absolute·or·relative·to·the | 386 | authentication.·The·filename·can·be·either·absolute·or·relative·to·the |
| 387 | <code·class="inline">server_root</code>.·If·using·the·plain·storage·method,·this·file·is·a·plain·text | 387 | <code·class="inline">server_root</code>.·If·using·the·plain·storage·method,·this·file·is·a·plain·text |
| 388 | file·where·each·line·contains·a·username·followed·by·a·colon,·followed·by·the | 388 | file·where·each·line·contains·a·username·followed·by·a·colon,·followed·by·the |
| Offset 409, 15 lines modified | Offset 409, 15 lines modified | ||
| 409 | changed·after·the·web·server·is·started.·Otherwise·it·is·written·in·clear·text | 409 | changed·after·the·web·server·is·started.·Otherwise·it·is·written·in·clear·text |
| 410 | in·the·configuration·file.</p></li><li><p><a·href=""·id="prop_req_user"></a>·<strong><code·class="inline">{require_user,·[string()]}</code></strong><br/>Defines·users·to·grant·access·to·a·given·directory·using·a·secret·password.</p></li><li><p><a·href=""·id="prop_req_grp"></a>·<strong><code·class="inline">{require_group,·[string()]}</code></strong><br/>Defines·users·to·grant·access·to·a·given·directory·using·a·secret·password.</p></li></ul><p><a·href=""·id="props_sec"></a></p><h3·id="module-security-properties-requires-mod_security"·class="section-heading"> | 410 | in·the·configuration·file.</p></li><li><p><a·href=""·id="prop_req_user"></a>·<strong><code·class="inline">{require_user,·[string()]}</code></strong><br/>Defines·users·to·grant·access·to·a·given·directory·using·a·secret·password.</p></li><li><p><a·href=""·id="prop_req_grp"></a>·<strong><code·class="inline">{require_group,·[string()]}</code></strong><br/>Defines·users·to·grant·access·to·a·given·directory·using·a·secret·password.</p></li></ul><p><a·href=""·id="props_sec"></a></p><h3·id="module-security-properties-requires-mod_security"·class="section-heading"> |
| 411 | ··<a·href="#module-security-properties-requires-mod_security"·class="hover-link"> | 411 | ··<a·href="#module-security-properties-requires-mod_security"·class="hover-link"> |
| 412 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 412 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 413 | ··</a> | 413 | ··</a> |
| 414 | ··<span·class="text">Security·Properties·-·Requires·mod_security</span> | 414 | ··<span·class="text">Security·Properties·-·Requires·mod_security</span> |
| 415 | </h3> | 415 | </h3> |
| 416 | <p><a·href=""·id="prop_sec_dir"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 416 | <p><a·href=""·id="prop_sec_dir"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4079427673-1">{</span><span·class="ss">security_directory</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4079427673-2">{</span><span·class="nf">path</span><span·class="p"·data-group-id="4079427673-3">(</span><span·clas[·...·truncated·by·diffoscope;·len:·717,·SHA:·26047785ac8f32251a04539a7d0a0f00511e93c215e36c0899dbe0d0f43e6307·...·]-1">}</span></code></pre><p><a·href=""·id="props_sdir"></a></p><p>The·properties·for·the·security·directories·are·as·follows:</p><ul><li><p><a·href=""·id="prop_data_file"></a>·<strong><code·class="inline">{data_file,·path()}</code></strong><br/>Name·of·the·security·data·file.·The·filename·can·either·be·absolute·or |
| 417 | relative·to·the·<code·class="inline">server_root</code>.·This·file·is·used·to·store·persistent·data·for | 417 | relative·to·the·<code·class="inline">server_root</code>.·This·file·is·used·to·store·persistent·data·for |
| 418 | module·<code·class="inline">mod_security</code>.</p></li><li><p><a·href=""·id="prop_max_retries"></a>·<strong><code·class="inline">{max_retries,·integer()}</code></strong><br/>Specifies·the·maximum·number·of·attempts·to·authenticate·a·user·before·the | 418 | module·<code·class="inline">mod_security</code>.</p></li><li><p><a·href=""·id="prop_max_retries"></a>·<strong><code·class="inline">{max_retries,·integer()}</code></strong><br/>Specifies·the·maximum·number·of·attempts·to·authenticate·a·user·before·the |
| 419 | user·is·blocked·out.·If·a·user·successfully·authenticates·while·blocked,·the | 419 | user·is·blocked·out.·If·a·user·successfully·authenticates·while·blocked,·the |
| 420 | user·receives·a·403·(Forbidden)·response·from·the·server.·If·the·user·makes·a | 420 | user·receives·a·403·(Forbidden)·response·from·the·server.·If·the·user·makes·a |
| 421 | failed·attempt·while·blocked,·the·server·returns·401·(Unauthorized),·for | 421 | failed·attempt·while·blocked,·the·server·returns·401·(Unauthorized),·for |
| 422 | security·reasons.·Default·is·<code·class="inline">3</code>.·Can·be·set·to·infinity.</p></li><li><p><a·href=""·id="prop_block_time"></a>·<strong><code·class="inline">{block_time,·integer()}</code></strong><br/>Specifies·the·number·of·minutes·a·user·is·blocked.·After·this·time·has·passed, | 422 | security·reasons.·Default·is·<code·class="inline">3</code>.·Can·be·set·to·infinity.</p></li><li><p><a·href=""·id="prop_block_time"></a>·<strong><code·class="inline">{block_time,·integer()}</code></strong><br/>Specifies·the·number·of·minutes·a·user·is·blocked.·After·this·time·has·passed, |
| 423 | the·user·automatically·regains·access.·Default·is·<code·class="inline">60</code>.</p></li><li><p><a·href=""·id="prop_fail_exp_time"></a>·<strong><code·class="inline">{fail_expire_time,·integer()}</code></strong><br/>Specifies·the·number·of·minutes·a·failed·user·authentication·is·remembered.·If | 423 | the·user·automatically·regains·access.·Default·is·<code·class="inline">60</code>.</p></li><li><p><a·href=""·id="prop_fail_exp_time"></a>·<strong><code·class="inline">{fail_expire_time,·integer()}</code></strong><br/>Specifies·the·number·of·minutes·a·failed·user·authentication·is·remembered.·If |
| Offset 426, 30 lines modified | Offset 426, 30 lines modified | ||
| 426 | remembered.·After·this·time·has·passed,·the·authentication·is·no·longer | 426 | remembered.·After·this·time·has·passed,·the·authentication·is·no·longer |
| 427 | reported.·Default·is·<code·class="inline">30</code>.</p></li></ul><h2·id="module-web-server-api-data-types"·class="section-heading"> | 427 | reported.·Default·is·<code·class="inline">30</code>.</p></li></ul><h2·id="module-web-server-api-data-types"·class="section-heading"> |
| 428 | ··<a·href="#module-web-server-api-data-types"·class="hover-link"> | 428 | ··<a·href="#module-web-server-api-data-types"·class="hover-link"> |
| 429 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 429 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 430 | ··</a> | 430 | ··</a> |
| 431 | ··<span·class="text">Web·server·API·data·types</span> | 431 | ··<span·class="text">Web·server·API·data·types</span> |
| 432 | </h2> | 432 | </h2> |
| 433 | <p>The·Erlang·web·server·API·data·types·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ModData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">mod</span><span·class="p"·data-group-id=" | 433 | <p>The·Erlang·web·server·API·data·types·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ModData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">mod</span><span·class="p"·data-group-id="4336906236-1">{</span><span·class="p"·data-group-id="4336906236-1">}</span><span·class="w"> |
| 434 | </span><span·class="w"> | 434 | </span><span·class="w"> |
| 435 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 435 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="4336906236-2">(</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4336906236-3">{</span><span·class="w"> |
| 436 | ····</span><span·class="ss">data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 436 | ····</span><span·class="ss">data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4336906236-4">[</span><span·class="p"·data-group-id="4336906236-4">]</span><span·class="p">,</span><span·class="w"> |
| 437 | ····</span><span·class="ss">socket_type</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">ip_comm</span><span·class="p">,</span><span·class="w"> | 437 | ····</span><span·class="ss">socket_type</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">ip_comm</span><span·class="p">,</span><span·class="w"> |
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| 309 | ······<p·class="built-using"> | 309 | ······<p·class="built-using"> |
| 310 | ········Built·using | 310 | ········Built·using |
| 311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 313 | ······</p> | 313 | ······</p> |
| 314 | <p>Copyright·©·1996-202 | 314 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 315 | ····</footer> | 315 | ····</footer> |
| 316 | ··</div> | 316 | ··</div> |
| 317 | </main> | 317 | </main> |
| 318 | </div> | 318 | </div> |
| 319 | <script> | 319 | <script> |
| 320 | ··function·mermaidLoaded()·{ | 320 | ··function·mermaidLoaded()·{ |
| 321 | ····mermaid.initialize({ | 321 | ····mermaid.initialize({ |
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| 311 | ······<p·class="built-using"> | 311 | ······<p·class="built-using"> |
| 312 | ········Built·using | 312 | ········Built·using |
| 313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 315 | ······</p> | 315 | ······</p> |
| 316 | <p>Copyright·©·1996-202 | 316 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 317 | ····</footer> | 317 | ····</footer> |
| 318 | ··</div> | 318 | ··</div> |
| 319 | </main> | 319 | </main> |
| 320 | </div> | 320 | </div> |
| 321 | <script> | 321 | <script> |
| 322 | ··function·mermaidLoaded()·{ | 322 | ··function·mermaidLoaded()·{ |
| 323 | ····mermaid.initialize({ | 323 | ····mermaid.initialize({ |
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| 949 | ······<p·class="built-using"> | 949 | ······<p·class="built-using"> |
| 950 | ········Built·using | 950 | ········Built·using |
| 951 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 951 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 952 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 952 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 953 | ······</p> | 953 | ······</p> |
| 954 | <p>Copyright·©·1996-202 | 954 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 955 | ····</footer> | 955 | ····</footer> |
| 956 | ··</div> | 956 | ··</div> |
| 957 | </main> | 957 | </main> |
| 958 | </div> | 958 | </div> |
| 959 | <script> | 959 | <script> |
| 960 | ··function·mermaidLoaded()·{ | 960 | ··function·mermaidLoaded()·{ |
| 961 | ····mermaid.initialize({ | 961 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:19:42,·uncompressed·size·20,·method=store |
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| 653 | ······<p·class="built-using"> | 653 | ······<p·class="built-using"> |
| 654 | ········Built·using | 654 | ········Built·using |
| 655 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 655 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 656 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 656 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 657 | ······</p> | 657 | ······</p> |
| 658 | <p>Copyright·©·1996-202 | 658 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 659 | ····</footer> | 659 | ····</footer> |
| 660 | ··</div> | 660 | ··</div> |
| 661 | </main> | 661 | </main> |
| 662 | </div> | 662 | </div> |
| 663 | <script> | 663 | <script> |
| 664 | ··function·mermaidLoaded()·{ | 664 | ··function·mermaidLoaded()·{ |
| 665 | ····mermaid.initialize({ | 665 | ····mermaid.initialize({ |
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| 137 | takeover,·configure·the·services·to·be·started·at·application·startup.·When | 137 | takeover,·configure·the·services·to·be·started·at·application·startup.·When |
| 138 | starting·the·<code·class="inline">Inets</code>·application,·the·<code·class="inline">Inets</code>·top·supervisor·starts·a·number·of | 138 | starting·the·<code·class="inline">Inets</code>·application,·the·<code·class="inline">Inets</code>·top·supervisor·starts·a·number·of |
| 139 | subsupervisors·and·worker·processes·for·handling·the·provided·services.·When | 139 | subsupervisors·and·worker·processes·for·handling·the·provided·services.·When |
| 140 | starting·services·dynamically,·new·children·are·added·to·the·supervision·tree, | 140 | starting·services·dynamically,·new·children·are·added·to·the·supervision·tree, |
| 141 | unless·the·service·is·started·with·the·standalone·option.·In·this·case·the | 141 | unless·the·service·is·started·with·the·standalone·option.·In·this·case·the |
| 142 | service·is·linked·to·the·calling·process·and·all·OTP·application·features,·such | 142 | service·is·linked·to·the·calling·process·and·all·OTP·application·features,·such |
| 143 | as·soft·upgrade,·are·lost.</p><p>Services·to·be·configured·for·startup·at·application·startup·are·to·be·put·into | 143 | as·soft·upgrade,·are·lost.</p><p>Services·to·be·configured·for·startup·at·application·startup·are·to·be·put·into |
| 144 | the·Erlang·node·configuration·file·on·the·following·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 144 | the·Erlang·node·configuration·file·on·the·following·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6257747109-1">[</span><span·class="p"·data-group-id="6257747109-2">{</span><span·class="ss">inets</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6257747109-3">[</span><span·class="p"·data-group-id="6257747109-4">{</spa[·...·truncated·by·diffoscope;·len:·328,·SHA:·31bb06190260890f14b9470e2b391ed8a1de35aa66fbc0c15e94cb465bf39122·...·]9-1">]</span><span·class="p">.</span></code></pre><p>For·details·of·what·to·put·in·the·list·of·configured·services,·see·the |
| 145 | documentation·for·the·services·to·be·configured.</p> | 145 | documentation·for·the·services·to·be·configured.</p> |
| 146 | </div> | 146 | </div> |
| 147 | <div·class="bottom-actions"·id="bottom-actions"> | 147 | <div·class="bottom-actions"·id="bottom-actions"> |
| 148 | ··<div·class="bottom-actions-item"> | 148 | ··<div·class="bottom-actions-item"> |
| 149 | ······<a·href="introduction.html"·class="bottom-actions-button"·rel="prev"> | 149 | ······<a·href="introduction.html"·class="bottom-actions-button"·rel="prev"> |
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| 189 | ······<p·class="built-using"> | 189 | ······<p·class="built-using"> |
| 190 | ········Built·using | 190 | ········Built·using |
| 191 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 191 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 192 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 192 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 193 | ······</p> | 193 | ······</p> |
| 194 | <p>Copyright·©·1996-202 | 194 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 195 | ····</footer> | 195 | ····</footer> |
| 196 | ··</div> | 196 | ··</div> |
| 197 | </main> | 197 | </main> |
| 198 | </div> | 198 | </div> |
| 199 | <script> | 199 | <script> |
| 200 | ··function·mermaidLoaded()·{ | 200 | ··function·mermaidLoaded()·{ |
| 201 | ····mermaid.initialize({ | 201 | ····mermaid.initialize({ |
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| 186 | ······<p·class="built-using"> | 186 | ······<p·class="built-using"> |
| 187 | ········Built·using | 187 | ········Built·using |
| 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 190 | ······</p> | 190 | ······</p> |
| 191 | <p>Copyright·©·1996-202 | 191 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 192 | ····</footer> | 192 | ····</footer> |
| 193 | ··</div> | 193 | ··</div> |
| 194 | </main> | 194 | </main> |
| 195 | </div> | 195 | </div> |
| 196 | <script> | 196 | <script> |
| 197 | ··function·mermaidLoaded()·{ | 197 | ··function·mermaidLoaded()·{ |
| 198 | ····mermaid.initialize({ | 198 | ····mermaid.initialize({ |
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| 401 | ······<p·class="built-using"> | 401 | ······<p·class="built-using"> |
| 402 | ········Built·using | 402 | ········Built·using |
| 403 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 403 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 404 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 404 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 405 | ······</p> | 405 | ······</p> |
| 406 | <p>Copyright·©·1996-202 | 406 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 407 | ····</footer> | 407 | ····</footer> |
| 408 | ··</div> | 408 | ··</div> |
| 409 | </main> | 409 | </main> |
| 410 | </div> | 410 | </div> |
| 411 | <script> | 411 | <script> |
| 412 | ··function·mermaidLoaded()·{ | 412 | ··function·mermaidLoaded()·{ |
| 413 | ····mermaid.initialize({ | 413 | ····mermaid.initialize({ |
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| 1625 | ······<p·class="built-using"> | 1625 | ······<p·class="built-using"> |
| 1626 | ········Built·using | 1626 | ········Built·using |
| 1627 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1627 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1628 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1628 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1629 | ······</p> | 1629 | ······</p> |
| 1630 | <p>Copyright·©·1996-202 | 1630 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1631 | ····</footer> | 1631 | ····</footer> |
| 1632 | ··</div> | 1632 | ··</div> |
| 1633 | </main> | 1633 | </main> |
| 1634 | </div> | 1634 | </div> |
| 1635 | <script> | 1635 | <script> |
| 1636 | ··function·mermaidLoaded()·{ | 1636 | ··function·mermaidLoaded()·{ |
| 1637 | ····mermaid.initialize({ | 1637 | ····mermaid.initialize({ |
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| 393 | ······<p·class="built-using"> | 393 | ······<p·class="built-using"> |
| 394 | ········Built·using | 394 | ········Built·using |
| 395 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 395 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 396 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 396 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 397 | ······</p> | 397 | ······</p> |
| 398 | <p>Copyright·©·1996-202 | 398 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 399 | ····</footer> | 399 | ····</footer> |
| 400 | ··</div> | 400 | ··</div> |
| 401 | </main> | 401 | </main> |
| 402 | </div> | 402 | </div> |
| 403 | <script> | 403 | <script> |
| 404 | ··function·mermaidLoaded()·{ | 404 | ··function·mermaidLoaded()·{ |
| 405 | ····mermaid.initialize({ | 405 | ····mermaid.initialize({ |
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| 767 | ······<p·class="built-using"> | 767 | ······<p·class="built-using"> |
| 768 | ········Built·using | 768 | ········Built·using |
| 769 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 769 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 770 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 770 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 771 | ······</p> | 771 | ······</p> |
| 772 | <p>Copyright·©·1996-202 | 772 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 773 | ····</footer> | 773 | ····</footer> |
| 774 | ··</div> | 774 | ··</div> |
| 775 | </main> | 775 | </main> |
| 776 | </div> | 776 | </div> |
| 777 | <script> | 777 | <script> |
| 778 | ··function·mermaidLoaded()·{ | 778 | ··function·mermaidLoaded()·{ |
| 779 | ····mermaid.initialize({ | 779 | ····mermaid.initialize({ |
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| 2479 | ······<p·class="built-using"> | 2479 | ······<p·class="built-using"> |
| 2480 | ········Built·using | 2480 | ········Built·using |
| 2481 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2481 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2482 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2482 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2483 | ······</p> | 2483 | ······</p> |
| 2484 | <p>Copyright·©·1996-202 | 2484 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2485 | ····</footer> | 2485 | ····</footer> |
| 2486 | ··</div> | 2486 | ··</div> |
| 2487 | </main> | 2487 | </main> |
| 2488 | </div> | 2488 | </div> |
| 2489 | <script> | 2489 | <script> |
| 2490 | ··function·mermaidLoaded()·{ | 2490 | ··function·mermaidLoaded()·{ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 127 | ······<p·class="built-using"> | 127 | ······<p·class="built-using"> |
| 128 | ········Built·using | 128 | ········Built·using |
| 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 131 | ······</p> | 131 | ······</p> |
| 132 | <p>Copyright·©·1996-202 | 132 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 133 | ····</footer> | 133 | ····</footer> |
| 134 | ··</div> | 134 | ··</div> |
| 135 | </main> | 135 | </main> |
| 136 | </div> | 136 | </div> |
| 137 | <script> | 137 | <script> |
| 138 | ··function·mermaidLoaded()·{ | 138 | ··function·mermaidLoaded()·{ |
| 139 | ····mermaid.initialize({ | 139 | ····mermaid.initialize({ |
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| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>AbstractConnection·(Java-Erlang·Interface·Library)</title> | 5 | <title>AbstractConnection·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
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| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>GenericQueue·(Java-Erlang·Interface·Library)</title> | 5 | <title>GenericQueue·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
| 3 | <head> | 3 | <head> |
| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
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| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 5 | <title>OtpErlangList.SubList·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpErlangList.SubList·(Java-Erlang·Interface·Library)</title> |
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| 5 | <title>OtpException·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpException·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpException"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpException"> |
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| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>OtpExternal·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpExternal·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpExternal"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpExternal"> |
| 10 | <meta·name="generator"·content="javadoc/ClassWriterImpl"> | 10 | <meta·name="generator"·content="javadoc/ClassWriterImpl"> |
| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
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| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>OtpGenericTransportFactory·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpGenericTransportFactory·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpGenericTransportFactory"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpGenericTransportFactory"> |
| 10 | <meta·name="generator"·content="javadoc/ClassWriterImpl"> | 10 | <meta·name="generator"·content="javadoc/ClassWriterImpl"> |
| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
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| 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> | 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> |
| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>OtpInputStream·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpInputStream·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpInputStream"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpInputStream"> |
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| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
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| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>OtpLocalNode·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpLocalNode·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpLocalNode"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpLocalNode"> |
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| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
| 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> | 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> |
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| 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> | 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> |
| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
| 3 | <head> | 3 | <head> |
| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>OtpMbox·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpMbox·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpMbox"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpMbox"> |
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| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
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| 13 | <script·type="text/javascript"·src="../../../../script.js"></script> | 13 | <script·type="text/javascript"·src="../../../../script.js"></script> |
| 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> | 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> |
| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
| 3 | <head> | 3 | <head> |
| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>OtpMsg·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpMsg·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpMsg"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpMsg"> |
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| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
| 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> | 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> |
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| 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> | 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> |
| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>OtpNode.Acceptor·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpNode.Acceptor·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpNode,·class:·Acceptor"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpNode,·class:·Acceptor"> |
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| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
| 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> | 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> |
| 13 | <script·type="text/javascript"·src="../../../../script.js"></script> | 13 | <script·type="text/javascript"·src="../../../../script.js"></script> |
| 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> | 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> |
| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
| 3 | <head> | 3 | <head> |
| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>OtpNode.Mailboxes·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpNode.Mailboxes·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpNode,·class:·Mailboxes"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpNode,·class:·Mailboxes"> |
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| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
| 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> | 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> |
| 13 | <script·type="text/javascript"·src="../../../../script.js"></script> | 13 | <script·type="text/javascript"·src="../../../../script.js"></script> |
| 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> | 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> |
| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>OtpNode·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpNode·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpNode"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpNode"> |
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| 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> | 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> |
| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 1 | <!DOCTYPE·HTML> | 1 | <!DOCTYPE·HTML> |
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| 5 | <title>OtpPeer·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpPeer·(Java-Erlang·Interface·Library)</title> |
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| 5 | <title>OtpServer·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpServer·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 5 | <title>OtpServerSocketTransport·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpServerSocketTransport·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>OtpServerTransport·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpServerTransport·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 5 | <title>OtpSocketTransport·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpSocketTransport·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>OtpSocketTransportFactory·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpSocketTransportFactory·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
| 3 | <head> | 3 | <head> |
| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>OtpTransport·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpTransport·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2025-02-11"> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Feb·11·16:20:04·GMT·2025·--> |
| 5 | <title>OtpTransportFactory·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpTransportFactory·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 418 | ······<p·class="built-using"> | 418 | ······<p·class="built-using"> |
| 419 | ········Built·using | 419 | ········Built·using |
| 420 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 420 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 421 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 421 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 422 | ······</p> | 422 | ······</p> |
| 423 | <p>Copyright·©·1996-202 | 423 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 424 | ····</footer> | 424 | ····</footer> |
| 425 | ··</div> | 425 | ··</div> |
| 426 | </main> | 426 | </main> |
| 427 | </div> | 427 | </div> |
| 428 | <script> | 428 | <script> |
| 429 | ··function·mermaidLoaded()·{ | 429 | ··function·mermaidLoaded()·{ |
| 430 | ····mermaid.initialize({ | 430 | ····mermaid.initialize({ |
| Offset 830, 15 lines modified | Offset 830, 15 lines modified | ||
| 830 | ······<p·class="built-using"> | 830 | ······<p·class="built-using"> |
| 831 | ········Built·using | 831 | ········Built·using |
| 832 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 832 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 833 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 833 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 834 | ······</p> | 834 | ······</p> |
| 835 | <p>Copyright·©·1996-202 | 835 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 836 | ····</footer> | 836 | ····</footer> |
| 837 | ··</div> | 837 | ··</div> |
| 838 | </main> | 838 | </main> |
| 839 | </div> | 839 | </div> |
| 840 | <script> | 840 | <script> |
| 841 | ··function·mermaidLoaded()·{ | 841 | ··function·mermaidLoaded()·{ |
| 842 | ····mermaid.initialize({ | 842 | ····mermaid.initialize({ |
| Offset 127, 15 lines modified | Offset 127, 15 lines modified | ||
| 127 | ······<p·class="built-using"> | 127 | ······<p·class="built-using"> |
| 128 | ········Built·using | 128 | ········Built·using |
| 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 131 | ······</p> | 131 | ······</p> |
| 132 | <p>Copyright·©·1996-202 | 132 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 133 | ····</footer> | 133 | ····</footer> |
| 134 | ··</div> | 134 | ··</div> |
| 135 | </main> | 135 | </main> |
| 136 | </div> | 136 | </div> |
| 137 | <script> | 137 | <script> |
| 138 | ··function·mermaidLoaded()·{ | 138 | ··function·mermaidLoaded()·{ |
| 139 | ····mermaid.initialize({ | 139 | ····mermaid.initialize({ |
| Offset 143, 15 lines modified | Offset 143, 15 lines modified | ||
| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 490, 15 lines modified | Offset 490, 15 lines modified | ||
| 490 | ······<p·class="built-using"> | 490 | ······<p·class="built-using"> |
| 491 | ········Built·using | 491 | ········Built·using |
| 492 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 492 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 493 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 493 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 494 | ······</p> | 494 | ······</p> |
| 495 | <p>Copyright·©·1996-202 | 495 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 496 | ····</footer> | 496 | ····</footer> |
| 497 | ··</div> | 497 | ··</div> |
| 498 | </main> | 498 | </main> |
| 499 | </div> | 499 | </div> |
| 500 | <script> | 500 | <script> |
| 501 | ··function·mermaidLoaded()·{ | 501 | ··function·mermaidLoaded()·{ |
| 502 | ····mermaid.initialize({ | 502 | ····mermaid.initialize({ |
| Offset 140, 49 lines modified | Offset 140, 49 lines modified | ||
| 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 141 | ··</a> | 141 | ··</a> |
| 142 | ··<span·class="text">File·Syntax</span> | 142 | ··<span·class="text">File·Syntax</span> |
| 143 | </h2> | 143 | </h2> |
| 144 | <p>The·application·resource·file·is·to·be·called·<code·class="inline">Application.app</code>,·where | 144 | <p>The·application·resource·file·is·to·be·called·<code·class="inline">Application.app</code>,·where |
| 145 | <code·class="inline">Application</code>·is·the·application·name.·The·file·is·to·be·located·in·directory | 145 | <code·class="inline">Application</code>·is·the·application·name.·The·file·is·to·be·located·in·directory |
| 146 | <code·class="inline">ebin</code>·for·the·application.</p><p>The·file·must·contain·a·single·Erlang·term,·which·is·called·an·<em>application | 146 | <code·class="inline">ebin</code>·for·the·application.</p><p>The·file·must·contain·a·single·Erlang·term,·which·is·called·an·<em>application |
| 147 | specification</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 147 | specification</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5416043316-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Application</span><span·class="p">,</span><span·class="w"> |
| 148 | ··</span><span·class="p"·data-group-id=" | 148 | ··</span><span·class="p"·data-group-id="5416043316-2">[</span><span·class="p"·data-group-id="5416043316-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">··</span><span·class="n">Description</span><span·class="p"·data-group-id="5416043316-3">}</span><span·class="p">,</span><span·class="w"> |
| 149 | ···</span><span·class="p"·data-group-id=" | 149 | ···</span><span·class="p"·data-group-id="5416043316-4">{</span><span·class="ss">id</span><span·class="p">,</span><span·class="w">···········</span><span·class="n">Id</span><span·class="p"·data-group-id="5416043316-4">}</span><span·class="p">,</span><span·class="w"> |
| 150 | ···</span><span·class="p"·data-group-id=" | 150 | ···</span><span·class="p"·data-group-id="5416043316-5">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">··········</span><span·class="n">Vsn</span><span·class="p"·data-group-id="5416043316-5">}</span><span·class="p">,</span><span·class="w"> |
| 151 | ···</span><span·class="p"·data-group-id=" | 151 | ···</span><span·class="p"·data-group-id="5416043316-6">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">······</span><span·class="n">Modules</span><span·class="p"·data-group-id="5416043316-6">}</span><span·class="p">,</span><span·class="w"> |
| 152 | ···</span><span·class="p"·data-group-id=" | 152 | ···</span><span·class="p"·data-group-id="5416043316-7">{</span><span·class="ss">maxP</span><span·class="p">,</span><span·class="w">·········</span><span·class="n">MaxP</span><span·class="p"·data-group-id="5416043316-7">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ···</span><span·class="p"·data-group-id=" | 153 | ···</span><span·class="p"·data-group-id="5416043316-8">{</span><span·class="ss">maxT</span><span·class="p">,</span><span·class="w">·········</span><span·class="n">MaxT</span><span·class="p"·data-group-id="5416043316-8">}</span><span·class="p">,</span><span·class="w"> |
| 154 | ···</span><span·class="p"·data-group-id=" | 154 | ···</span><span·class="p"·data-group-id="5416043316-9">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">···</span><span·class="n">Names</span><span·class="p"·data-group-id="5416043316-9">}</span><span·class="p">,</span><span·class="w"> |
| 155 | ···</span><span·class="p"·data-group-id=" | 155 | ···</span><span·class="p"·data-group-id="5416043316-10">{</span><span·class="ss">included_applications</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Apps</span><span·class="p"·data-group-id="5416043316-10">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ···</span><span·class="p"·data-group-id=" | 156 | ···</span><span·class="p"·data-group-id="5416043316-11">{</span><span·class="ss">optional_applications</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Apps</span><span·class="p"·data-group-id="5416043316-11">}</span><span·class="p">,</span><span·class="w"> |
| 157 | ···</span><span·class="p"·data-group-id=" | 157 | ···</span><span·class="p"·data-group-id="5416043316-12">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Apps</span><span·class="p"·data-group-id="5416043316-12">}</span><span·class="p">,</span><span·class="w"> |
| 158 | ···</span><span·class="p"·data-group-id=" | 158 | ···</span><span·class="p"·data-group-id="5416043316-13">{</span><span·class="ss">env</span><span·class="p">,</span><span·class="w">··········</span><span·class="n">Env</span><span·class="p"·data-group-id="5416043316-13">}</span><span·class="p">,</span><span·class="w"> |
| 159 | ···</span><span·class="p"·data-group-id=" | 159 | ···</span><span·class="p"·data-group-id="5416043316-14">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">··········</span><span·class="n">Start</span><span·class="p"·data-group-id="5416043316-14">}</span><span·class="p">,</span><span·class="w"> |
| 160 | ···</span><span·class="p"·data-group-id=" | 160 | ···</span><span·class="p"·data-group-id="5416043316-15">{</span><span·class="ss">start_phases</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Phases</span><span·class="p"·data-group-id="5416043316-15">}</span><span·class="p">,</span><span·class="w"> |
| 161 | ···</span><span·class="p"·data-group-id=" | 161 | ···</span><span·class="p"·data-group-id="5416043316-16">{</span><span·class="ss">runtime_dependencies</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RTDeps</span><span·class="p"·data-group-id="5416043316-16">}</span><span·class="p"·data-group-id="5416043316-2">]</span><span[·...·truncated·by·diffoscope;·len:·35,·SHA:·4ef6efc564421a425f99a5e8b6dd6ccb575fc76900499bc1b5c0118420f9699f·...·]6-1">}</span><span·class="p">.</span><span·class="w"> |
| 162 | ·············</span><span·class="n">Value</span><span·class="w">················</span><span·class="n">Default</span><span·class="w"> | 162 | ·············</span><span·class="n">Value</span><span·class="w">················</span><span·class="n">Default</span><span·class="w"> |
| 163 | ·············</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">················</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w"> | 163 | ·············</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">················</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w"> |
| 164 | </span><span·class="n">Application</span><span·class="w">··</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 164 | </span><span·class="n">Application</span><span·class="w">··</span><span·class="nf">atom</span><span·class="p"·data-group-id="5416043316-17">(</span><span·class="p"·data-group-id="5416043316-17">)</span><span·class="w">···············</span><span·class="o">-</span><span·class="w"> |
| 165 | </span><span·class="n">Description</span><span·class="w">··</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 165 | </span><span·class="n">Description</span><span·class="w">··</span><span·class="nf">string</span><span·class="p"·data-group-id="5416043316-18">(</span><span·class="p"·data-group-id="5416043316-18">)</span><span·class="w">·············</span><span·class="s">""</span><span·class="w"> |
| 166 | </span><span·class="n">Id</span><span·class="w">···········</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 166 | </span><span·class="n">Id</span><span·class="w">···········</span><span·class="nf">string</span><span·class="p"·data-group-id="5416043316-19">(</span><span·class="p"·data-group-id="5416043316-19">)</span><span·class="w">·············</span><span·class="s">""</span><span·class="w"> |
| 167 | </span><span·class="n">Vsn</span><span·class="w">··········</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 167 | </span><span·class="n">Vsn</span><span·class="w">··········</span><span·class="nf">string</span><span·class="p"·data-group-id="5416043316-20">(</span><span·class="p"·data-group-id="5416043316-20">)</span><span·class="w">·············</span><span·class="s">""</span><span·class="w"> |
| 168 | </span><span·class="n">Modules</span><span·class="w">······</span><span·class="p"·data-group-id=" | 168 | </span><span·class="n">Modules</span><span·class="w">······</span><span·class="p"·data-group-id="5416043316-21">[</span><span·class="n">Module</span><span·class="p"·data-group-id="5416043316-21">]</span><span·class="w">·············</span><span·class="p"·data-group-id="5416043316-22">[</span><span·class="p"·data-group-id="5416043316-22">]</span><span·class="w"> |
| 169 | </span><span·class="n">MaxP</span><span·class="w">·········</span><span·class="nf">int</span><span·class="p"·data-group-id=" | 169 | </span><span·class="n">MaxP</span><span·class="w">·········</span><span·class="nf">int</span><span·class="p"·data-group-id="5416043316-23">(</span><span·class="p"·data-group-id="5416043316-23">)</span><span·class="w">················</span><span·class="ss">infinity</span><span·class="w"> |
| 170 | </span><span·class="n">MaxT</span><span·class="w">·········</span><span·class="nf">int</span><span·class="p"·data-group-id=" | 170 | </span><span·class="n">MaxT</span><span·class="w">·········</span><span·class="nf">int</span><span·class="p"·data-group-id="5416043316-24">(</span><span·class="p"·data-group-id="5416043316-24">)</span><span·class="w">················</span><span·class="ss">infinity</span><span·class="w"> |
| 171 | </span><span·class="n">Names</span><span·class="w">········</span><span·class="p"·data-group-id=" | 171 | </span><span·class="n">Names</span><span·class="w">········</span><span·class="p"·data-group-id="5416043316-25">[</span><span·class="n">Name</span><span·class="p"·data-group-id="5416043316-25">]</span><span·class="w">···············</span><span·class="p"·data-group-id="5416043316-26">[</span><span·class="p"·data-group-id="5416043316-26">]</span><span·class="w"> |
| 172 | </span><span·class="n">Apps</span><span·class="w">·········</span><span·class="p"·data-group-id=" | 172 | </span><span·class="n">Apps</span><span·class="w">·········</span><span·class="p"·data-group-id="5416043316-27">[</span><span·class="n">App</span><span·class="p"·data-group-id="5416043316-27">]</span><span·class="w">················</span><span·class="p"·data-group-id="5416043316-28">[</span><span·class="p"·data-group-id="5416043316-28">]</span><span·class="w"> |
| 173 | </span><span·class="n">Env</span><span·class="w">··········</span><span·class="p"·data-group-id=" | 173 | </span><span·class="n">Env</span><span·class="w">··········</span><span·class="p"·data-group-id="5416043316-29">[</span><span·class="p"·data-group-id="5416043316-30">{</span><span·class="n">Par</span><span·class="p">,</span><span·class="n">Val</span><span·class="p"·data-group-id="5416043316-30">}</span><span·class="p"·data-group-id="5416043316-29">]</[·...·truncated·by·diffoscope;·len:·132,·SHA:·2d29502b7f1272d9acd7cf61b3905645171955cf1cd5d27fa94f7d9d8d2b3a1d·...·]6-31">]</span><span·class="w"> |
| 174 | </span><span·class="n">Start</span><span·class="w">········</span><span·class="p"·data-group-id=" | 174 | </span><span·class="n">Start</span><span·class="w">········</span><span·class="p"·data-group-id="5416043316-32">{</span><span·class="n">Module</span><span·class="p">,</span><span·class="n">StartArgs</span><span·class="p"·data-group-id="5416043316-32">}</span><span·class="w">···</span><span·class="p"·data-group-id="5416043316-33">[</span><span·class="p[·...·truncated·by·diffoscope;·len:·26,·SHA:·16b285d7529cb4bfdd8b1f0fbc808e50597b65ca772bde33e3c9f609b77fd32d·...·]6-33">]</span><span·class="w"> |
| 175 | </span><span·class="n">Phases</span><span·class="w">·······</span><span·class="p"·data-group-id=" | 175 | </span><span·class="n">Phases</span><span·class="w">·······</span><span·class="p"·data-group-id="5416043316-34">[</span><span·class="p"·data-group-id="5416043316-35">{</span><span·class="n">Phase</span><span·class="p">,</span><span·class="n">PhaseArgs</span><span·class="p"·data-group-id="5416043316-35">}</span><span·class="p"·data-group-id="5416043316-34">]</span><span·class="w">··</span><span·class="ss">undefined</span><span·class="w"> |
| 176 | </span><span·class="n">RTDeps</span><span·class="w">·······</span><span·class="p"·data-group-id=" | 176 | </span><span·class="n">RTDeps</span><span·class="w">·······</span><span·class="p"·data-group-id="5416043316-36">[</span><span·class="n">ApplicationVersion</span><span·class="p"·data-group-id="5416043316-36">]</span><span·class="w">·</span><span·class="p"·data-group-id="5416043316-37">[</span><span·class="p"·data-group-id="5416043316-37">]</span><span·class="w"> |
| 177 | </span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">App</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Par</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Phase</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 177 | </span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">App</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Par</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Phase</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="5416043316-38">(</span><span·class="p"·data-group-id="5416043316-38">)</span><span·class="w"> |
| 178 | </span><span·class="n">Val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">StartArgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">PhaseArgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 178 | </span><span·class="n">Val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">StartArgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">PhaseArgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="5416043316-39">(</span><span·class="p"·data-group-id="5416043316-39">)</span><span·class="w"> |
| 179 | </span><span·class="n">ApplicationVersion</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 179 | </span><span·class="n">ApplicationVersion</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="5416043316-40">(</span><span·class="p"·data-group-id="5416043316-40">)</span></code></pre><ul><li><strong><code·class="inline">Application</code></strong>·-·Application·name.</li></ul><p>For·the·application·controller,·all·keys·are·optional.·The·respective·default |
| 180 | values·are·used·for·any·omitted·keys.</p><p>The·functions·in·<code·class="inline">systools</code>·require·more·information.·If·they·are·used,·the | 180 | values·are·used·for·any·omitted·keys.</p><p>The·functions·in·<code·class="inline">systools</code>·require·more·information.·If·they·are·used,·the |
| 181 | following·keys·are·mandatory:</p><ul><li><code·class="inline">description</code></li><li><code·class="inline">vsn</code></li><li><code·class="inline">modules</code></li><li><code·class="inline">registered</code></li><li><code·class="inline">applications</code></li></ul><p>The·other·keys·are·ignored·by·<code·class="inline">systools</code>.</p><ul><li><p><strong><code·class="inline">description</code></strong>·-·A·one-line·description·of·the·application.</p></li><li><p><strong><code·class="inline">id</code></strong>·-·Product·identification,·or·similar.</p></li><li><p><strong><code·class="inline">vsn</code></strong>·-·Version·of·the·application.</p></li><li><p><strong><code·class="inline">modules</code></strong>·-·All·modules·introduced·by·this·application.·<code·class="inline">systools</code>·uses | 181 | following·keys·are·mandatory:</p><ul><li><code·class="inline">description</code></li><li><code·class="inline">vsn</code></li><li><code·class="inline">modules</code></li><li><code·class="inline">registered</code></li><li><code·class="inline">applications</code></li></ul><p>The·other·keys·are·ignored·by·<code·class="inline">systools</code>.</p><ul><li><p><strong><code·class="inline">description</code></strong>·-·A·one-line·description·of·the·application.</p></li><li><p><strong><code·class="inline">id</code></strong>·-·Product·identification,·or·similar.</p></li><li><p><strong><code·class="inline">vsn</code></strong>·-·Version·of·the·application.</p></li><li><p><strong><code·class="inline">modules</code></strong>·-·All·modules·introduced·by·this·application.·<code·class="inline">systools</code>·uses |
| 182 | this·list·when·generating·start·scripts·and·tar·files.·A·module·can·only·be | 182 | this·list·when·generating·start·scripts·and·tar·files.·A·module·can·only·be |
| 183 | defined·in·one·application.</p></li><li><p><strong><code·class="inline">maxP</code></strong>·-·<em>Deprecated·-·is·ignored</em></p><p>Maximum·number·of·processes·allowed·in·the·application.</p></li><li><p><strong><code·class="inline">maxT</code></strong>·-·Maximum·time,·in·milliseconds,·that·the·application·is·allowed·to | 183 | defined·in·one·application.</p></li><li><p><strong><code·class="inline">maxP</code></strong>·-·<em>Deprecated·-·is·ignored</em></p><p>Maximum·number·of·processes·allowed·in·the·application.</p></li><li><p><strong><code·class="inline">maxT</code></strong>·-·Maximum·time,·in·milliseconds,·that·the·application·is·allowed·to |
| 184 | run.·After·the·specified·time,·the·application·terminates·automatically.</p></li><li><p><strong><code·class="inline">registered</code></strong>·-·All·names·of·registered·processes·started·in·this | 184 | run.·After·the·specified·time,·the·application·terminates·automatically.</p></li><li><p><strong><code·class="inline">registered</code></strong>·-·All·names·of·registered·processes·started·in·this |
| 185 | application.·<code·class="inline">systools</code>·uses·this·list·to·detect·name·clashes·between | 185 | application.·<code·class="inline">systools</code>·uses·this·list·to·detect·name·clashes·between |
| 186 | different·applications.</p></li><li><p><strong><code·class="inline">included_applications</code></strong>·-·All·applications·included·by·this·application. | 186 | different·applications.</p></li><li><p><strong><code·class="inline">included_applications</code></strong>·-·All·applications·included·by·this·application. |
| Offset 207, 15 lines modified | Offset 207, 15 lines modified | ||
| 207 | be·omitted·for·applications·without·processes,·typically·code·libraries,·for | 207 | be·omitted·for·applications·without·processes,·typically·code·libraries,·for |
| 208 | example,·STDLIB.</p></li><li><p><strong><code·class="inline">start_phases</code></strong>·-·A·list·of·start·phases·and·corresponding·start·arguments | 208 | example,·STDLIB.</p></li><li><p><strong><code·class="inline">start_phases</code></strong>·-·A·list·of·start·phases·and·corresponding·start·arguments |
| 209 | for·the·application.·If·this·key·is·present,·the·application·master,·in | 209 | for·the·application.·If·this·key·is·present,·the·application·master,·in |
| 210 | addition·to·the·usual·call·to·<code·class="inline">Module:start/2</code>,·also·calls | 210 | addition·to·the·usual·call·to·<code·class="inline">Module:start/2</code>,·also·calls |
| 211 | <code·class="inline">Module:start_phase(Phase,Type,PhaseArgs)</code>·for·each·start·phase·defined·by·key | 211 | <code·class="inline">Module:start_phase(Phase,Type,PhaseArgs)</code>·for·each·start·phase·defined·by·key |
| 212 | <code·class="inline">start_phases</code>.·Only·after·this·extended·start·procedure, | 212 | <code·class="inline">start_phases</code>.·Only·after·this·extended·start·procedure, |
| 213 | <code·class="inline">application:start(Application)</code>·returns.</p><p>Start·phases·can·be·used·to·synchronize·startup·of·an·application·and·its | 213 | <code·class="inline">application:start(Application)</code>·returns.</p><p>Start·phases·can·be·used·to·synchronize·startup·of·an·application·and·its |
| 214 | included·applications.·In·this·case,·key·<code·class="inline">mod</code>·must·be·specified·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 214 | included·applications.·In·this·case,·key·<code·class="inline">mod</code>·must·be·specified·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9744892715-1">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9744892715-2">{</span><span·class="ss">application_starter</span><span·class="p">,</span><span·class="p"·data-group-id="97448927[·...·truncated·by·diffoscope;·len:·246,·SHA:·5cd2a4ad5f531b7f43e1bc8b9022fa7f93d99ba79d7d3bdb2b0f048e2e0a4133·...·]-1">}</span></code></pre><p>The·application·master·then·calls·<code·class="inline">Module:start/2</code>·for·the·primary |
| 215 | application,·followed·by·calls·to·<code·class="inline">Module:start_phase/3</code>·for·each·start·phase | 215 | application,·followed·by·calls·to·<code·class="inline">Module:start_phase/3</code>·for·each·start·phase |
| 216 | (as·defined·for·the·primary·application),·both·for·the·primary·application·and | 216 | (as·defined·for·the·primary·application),·both·for·the·primary·application·and |
| 217 | for·each·of·its·included·applications,·for·which·the·start·phase·is·defined.</p><p>This·implies·that·for·an·included·application,·the·set·of·start·phases·must·be | 217 | for·each·of·its·included·applications,·for·which·the·start·phase·is·defined.</p><p>This·implies·that·for·an·included·application,·the·set·of·start·phases·must·be |
| 218 | a·subset·of·the·set·of·phases·defined·for·the·primary·application.·For·more | 218 | a·subset·of·the·set·of·phases·defined·for·the·primary·application.·For·more |
| 219 | information,·see·<a·href="../../../../doc/system/applications.html">OTP·Design·Principles</a>.</p></li><li><p><strong><code·class="inline"·id="runtime_dependencies">runtime_dependencies</code></strong>·-·A·list·of·application | 219 | information,·see·<a·href="../../../../doc/system/applications.html">OTP·Design·Principles</a>.</p></li><li><p><strong><code·class="inline"·id="runtime_dependencies">runtime_dependencies</code></strong>·-·A·list·of·application |
| 220 | versions·that·the·application·depends·on.·An·example·of·such·an·application | 220 | versions·that·the·application·depends·on.·An·example·of·such·an·application |
| 221 | version·is·<code·class="inline">"kernel-3.0"</code>.·Application·versions·specified·as·runtime | 221 | version·is·<code·class="inline">"kernel-3.0"</code>.·Application·versions·specified·as·runtime |
| Offset 280, 15 lines modified | Offset 280, 15 lines modified | ||
| 280 | ······<p·class="built-using"> | 280 | ······<p·class="built-using"> |
| 281 | ········Built·using | 281 | ········Built·using |
| 282 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 282 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 283 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 283 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 284 | ······</p> | 284 | ······</p> |
| 285 | <p>Copyright·©·1996-202 | 285 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 286 | ····</footer> | 286 | ····</footer> |
| 287 | ··</div> | 287 | ··</div> |
| 288 | </main> | 288 | </main> |
| 289 | </div> | 289 | </div> |
| 290 | <script> | 290 | <script> |
| 291 | ··function·mermaidLoaded()·{ | 291 | ··function·mermaidLoaded()·{ |
| 292 | ····mermaid.initialize({ | 292 | ····mermaid.initialize({ |
| Offset 1591, 15 lines modified | Offset 1591, 15 lines modified | ||
| 1591 | distributed.·The·argument·overrides·the·value·for·the·application·in·the·Kernel | 1591 | distributed.·The·argument·overrides·the·value·for·the·application·in·the·Kernel |
| 1592 | configuration·parameter·<code·class="inline">distributed</code>.·<code·class="inline">Application</code>·must·be·the·application | 1592 | configuration·parameter·<code·class="inline">distributed</code>.·<code·class="inline">Application</code>·must·be·the·application |
| 1593 | name·(same·as·in·the·first·argument).·If·a·node·crashes·and·<code·class="inline">Time</code>·is·specified, | 1593 | name·(same·as·in·the·first·argument).·If·a·node·crashes·and·<code·class="inline">Time</code>·is·specified, |
| 1594 | the·application·controller·waits·for·<code·class="inline">Time</code>·milliseconds·before·attempting·to | 1594 | the·application·controller·waits·for·<code·class="inline">Time</code>·milliseconds·before·attempting·to |
| 1595 | restart·the·application·on·another·node.·If·<code·class="inline">Time</code>·is·not·specified,·it·defaults | 1595 | restart·the·application·on·another·node.·If·<code·class="inline">Time</code>·is·not·specified,·it·defaults |
| 1596 | to·<code·class="inline">0</code>·and·the·application·is·restarted·immediately.</p><p><code·class="inline">Nodes</code>·is·a·list·of·node·names·where·the·application·can·run,·in·priority·from | 1596 | to·<code·class="inline">0</code>·and·the·application·is·restarted·immediately.</p><p><code·class="inline">Nodes</code>·is·a·list·of·node·names·where·the·application·can·run,·in·priority·from |
| 1597 | left·to·right.·Node·names·can·be·grouped·using·tuples·to·indicate·that·they·have | 1597 | left·to·right.·Node·names·can·be·grouped·using·tuples·to·indicate·that·they·have |
| 1598 | the·same·priority.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Nodes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 1598 | the·same·priority.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Nodes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4306816230-1">[</span><span·class="ss">cp1@cave</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4306816230-2">{</span><span·class="ss">cp2@cave</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">cp3@[·...·truncated·by·diffoscope;·len:·105,·SHA:·de6e97882eb91167a1aed8e9ea92dc2779d0a05a6633c5ae5f5e0c5309006f85·...·]-1">]</span></code></pre><p>This·means·that·the·application·is·preferably·to·be·started·at·<code·class="inline">cp1@cave</code>.·If |
| 1599 | <code·class="inline">cp1@cave</code>·is·down,·the·application·is·to·be·started·at·<code·class="inline">cp2@cave</code>·or | 1599 | <code·class="inline">cp1@cave</code>·is·down,·the·application·is·to·be·started·at·<code·class="inline">cp2@cave</code>·or |
| 1600 | <code·class="inline">cp3@cave</code>.</p><p>If·<code·class="inline">Distributed·==·default</code>,·the·value·for·the·application·in·the·Kernel | 1600 | <code·class="inline">cp3@cave</code>.</p><p>If·<code·class="inline">Distributed·==·default</code>,·the·value·for·the·application·in·the·Kernel |
| 1601 | configuration·parameter·<code·class="inline">distributed</code>·is·used.</p> | 1601 | configuration·parameter·<code·class="inline">distributed</code>·is·used.</p> |
| 1602 | ··</section> | 1602 | ··</section> |
| 1603 | </section> | 1603 | </section> |
| 1604 | <section·class="detail"·id="loaded_applications/0"> | 1604 | <section·class="detail"·id="loaded_applications/0"> |
| Offset 2177, 15 lines modified | Offset 2177, 15 lines modified | ||
| 2177 | ······<p·class="built-using"> | 2177 | ······<p·class="built-using"> |
| 2178 | ········Built·using | 2178 | ········Built·using |
| 2179 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2179 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2180 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2180 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2181 | ······</p> | 2181 | ······</p> |
| 2182 | <p>Copyright·©·1996-202 | 2182 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2183 | ····</footer> | 2183 | ····</footer> |
| 2184 | ··</div> | 2184 | ··</div> |
| 2185 | </main> | 2185 | </main> |
| 2186 | </div> | 2186 | </div> |
| 2187 | <script> | 2187 | <script> |
| 2188 | ··function·mermaidLoaded()·{ | 2188 | ··function·mermaidLoaded()·{ |
| 2189 | ····mermaid.initialize({ | 2189 | ····mermaid.initialize({ |
| Offset 457, 15 lines modified | Offset 457, 15 lines modified | ||
| 457 | ······<p·class="built-using"> | 457 | ······<p·class="built-using"> |
| 458 | ········Built·using | 458 | ········Built·using |
| 459 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 459 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 460 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 460 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 461 | ······</p> | 461 | ······</p> |
| 462 | <p>Copyright·©·1996-202 | 462 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 463 | ····</footer> | 463 | ····</footer> |
| 464 | ··</div> | 464 | ··</div> |
| 465 | </main> | 465 | </main> |
| 466 | </div> | 466 | </div> |
| 467 | <script> | 467 | <script> |
| 468 | ··function·mermaidLoaded()·{ | 468 | ··function·mermaidLoaded()·{ |
| 469 | ····mermaid.initialize({ | 469 | ····mermaid.initialize({ |
| Offset 189, 19 lines modified | Offset 189, 19 lines modified | ||
| 189 | <a·href="#lib_dir/2"><code·class="inline">code:lib_dir/2</code></a>·and·<a·href="../../../../erts-15.2.2/doc/html/erl_prim_loader.html"><code·class="inline">erl_prim_loader</code></a>.</p></section><p>The·Erlang·archives·are·<code·class="inline">ZIP</code>·files·with·extension·<code·class="inline">.ez</code>.·Erlang·archives·can | 189 | <a·href="#lib_dir/2"><code·class="inline">code:lib_dir/2</code></a>·and·<a·href="../../../../erts-15.2.2/doc/html/erl_prim_loader.html"><code·class="inline">erl_prim_loader</code></a>.</p></section><p>The·Erlang·archives·are·<code·class="inline">ZIP</code>·files·with·extension·<code·class="inline">.ez</code>.·Erlang·archives·can |
| 190 | also·be·<a·href="../../../../lib/stdlib-6.2/doc/html/escript.html">enclosed·in·<code·class="inline">escript</code></a>·files·whose·file·extension·is·arbitrary.</p><p>Erlang·archive·files·can·contain·entire·Erlang·applications·or·parts·of | 190 | also·be·<a·href="../../../../lib/stdlib-6.2/doc/html/escript.html">enclosed·in·<code·class="inline">escript</code></a>·files·whose·file·extension·is·arbitrary.</p><p>Erlang·archive·files·can·contain·entire·Erlang·applications·or·parts·of |
| 191 | applications.·The·structure·in·an·archive·file·is·the·same·as·the·directory | 191 | applications.·The·structure·in·an·archive·file·is·the·same·as·the·directory |
| 192 | structure·for·an·application.·If·you,·for·example,·create·an·archive·of | 192 | structure·for·an·application.·If·you,·for·example,·create·an·archive·of |
| 193 | <code·class="inline">mnesia-4.4.7</code>,·the·archive·file·must·be·named·<code·class="inline">mnesia-4.4.7.ez</code>·and·it·must | 193 | <code·class="inline">mnesia-4.4.7</code>,·the·archive·file·must·be·named·<code·class="inline">mnesia-4.4.7.ez</code>·and·it·must |
| 194 | contain·a·top·directory·named·<code·class="inline">mnesia-4.4.7</code>.·If·the·version·part·of·the·name·is | 194 | contain·a·top·directory·named·<code·class="inline">mnesia-4.4.7</code>.·If·the·version·part·of·the·name·is |
| 195 | omitted,·it·must·also·be·omitted·in·the·archive.·That·is,·a·<code·class="inline">mnesia.ez</code>·archive | 195 | omitted,·it·must·also·be·omitted·in·the·archive.·That·is,·a·<code·class="inline">mnesia.ez</code>·archive |
| 196 | must·contain·a·<code·class="inline">mnesia</code>·top·directory.</p><p>An·archive·file·for·an·application·can,·for·example,·be·created·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">zip</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id=" | 196 | must·contain·a·<code·class="inline">mnesia</code>·top·directory.</p><p>An·archive·file·for·an·application·can,·for·example,·be·created·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">zip</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id="9870290240-1">(</span><span·class="s">"mnesia-4.4.7.ez"</span><span·class="p">,</span><span·class="w"> |
| 197 | » </span><span·class="p"·data-group-id=" | 197 | » </span><span·class="p"·data-group-id="9870290240-2">[</span><span·class="s">"mnesia-4.4.7"</span><span·class="p"·data-group-id="9870290240-2">]</span><span·class="p">,</span><span·class="w"> |
| 198 | » </span><span·class="p"·data-group-id=" | 198 | » </span><span·class="p"·data-group-id="9870290240-3">[</span><span·class="p"·data-group-id="9870290240-4">{</span><span·class="ss">cwd</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·124,·SHA:·ce4a6979f1a995936fdab28e949b8f0e59537eaee867c46cadf6280b3736e0b1·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 199 | » ·</span><span·class="p"·data-group-id=" | 199 | » ·</span><span·class="p"·data-group-id="9870290240-6">{</span><span·class="ss">compress</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">all</span><span·class="p"·data-group-id="9870290240-6">}</span><span·class="p">,</span><span·class="w"> |
| 200 | » ·</span><span·class="p"·data-group-id=" | 200 | » ·</span><span·class="p"·data-group-id="9870290240-7">{</span><span·class="ss">uncompress</span><span·class="p">,</span><span·class="p"·data-group-id="9870290240-8">[</span><span·class="s">".beam"</span><span·class="p">,</span><span·class="s">".app"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·180,·SHA:·7563ae243f7d2e90c9f652788784d3d410d7164435636d140670a5835b7d04c1·...·]-1">)</span><span·class="p">.</span></code></pre><p>Any·file·in·the·archive·can·be·compressed,·but·to·speed·up·the·access·of |
| 201 | frequently·read·files,·it·can·be·a·good·idea·to·store·<code·class="inline">beam</code>·and·<code·class="inline">app</code>·files | 201 | frequently·read·files,·it·can·be·a·good·idea·to·store·<code·class="inline">beam</code>·and·<code·class="inline">app</code>·files |
| 202 | uncompressed·in·the·archive.</p><p>Normally·the·top·directory·of·an·application·is·located·in·library·directory | 202 | uncompressed·in·the·archive.</p><p>Normally·the·top·directory·of·an·application·is·located·in·library·directory |
| 203 | <code·class="inline">$OTPROOT/lib</code>·or·in·a·directory·referred·to·by·environment·variable·<code·class="inline">ERL_LIBS</code>. | 203 | <code·class="inline">$OTPROOT/lib</code>·or·in·a·directory·referred·to·by·environment·variable·<code·class="inline">ERL_LIBS</code>. |
| 204 | At·startup,·when·the·initial·code·path·is·computed,·the·code·server·also·looks | 204 | At·startup,·when·the·initial·code·path·is·computed,·the·code·server·also·looks |
| 205 | for·archive·files·in·these·directories·and·possibly·adds·<code·class="inline">ebin</code>·directories·in | 205 | for·archive·files·in·these·directories·and·possibly·adds·<code·class="inline">ebin</code>·directories·in |
| 206 | archives·to·the·code·path.·The·code·path·then·contains·paths·to·directories·that | 206 | archives·to·the·code·path.·The·code·path·then·contains·paths·to·directories·that |
| 207 | look·like·<code·class="inline">$OTPROOT/lib/mnesia.ez/mnesia/ebin</code>·or | 207 | look·like·<code·class="inline">$OTPROOT/lib/mnesia.ez/mnesia/ebin</code>·or |
| Offset 1819, 18 lines modified | Offset 1819, 18 lines modified | ||
| 1819 | none·of·the·modules·are·loaded·if·there·is·a·problem·with·any·of·the | 1819 | none·of·the·modules·are·loaded·if·there·is·a·problem·with·any·of·the |
| 1820 | modules.</p><p>Loading·can·fail·for·one·the·following·reasons:</p><ul><li><p><strong><code·class="inline">badfile</code></strong>·-·The·object·code·has·an·incorrect·format·or·the·module·name·in | 1820 | modules.</p><p>Loading·can·fail·for·one·the·following·reasons:</p><ul><li><p><strong><code·class="inline">badfile</code></strong>·-·The·object·code·has·an·incorrect·format·or·the·module·name·in |
| 1821 | the·object·code·is·not·the·expected·module·name.</p></li><li><p><strong><code·class="inline">nofile</code></strong>·-·No·file·with·object·code·exists.</p></li><li><p><strong><code·class="inline">on_load_not_allowed</code></strong>·-·A·module·contains·an | 1821 | the·object·code·is·not·the·expected·module·name.</p></li><li><p><strong><code·class="inline">nofile</code></strong>·-·No·file·with·object·code·exists.</p></li><li><p><strong><code·class="inline">on_load_not_allowed</code></strong>·-·A·module·contains·an |
| 1822 | <a·href="../../../../doc/system/code_loading.html#on_load">-on_load·function</a>.</p></li><li><p><strong><code·class="inline">duplicated</code></strong>·-·A·module·is·included·more·than·once·in·<code·class="inline">Modules</code>.</p></li><li><p><strong><code·class="inline">not_purged</code></strong>·-·The·object·code·cannot·be·loaded·because·an·old·version·of | 1822 | <a·href="../../../../doc/system/code_loading.html#on_load">-on_load·function</a>.</p></li><li><p><strong><code·class="inline">duplicated</code></strong>·-·A·module·is·included·more·than·once·in·<code·class="inline">Modules</code>.</p></li><li><p><strong><code·class="inline">not_purged</code></strong>·-·The·object·code·cannot·be·loaded·because·an·old·version·of |
| 1823 | the·code·already·exists.</p></li><li><p><strong><code·class="inline">sticky_directory</code></strong>·-·The·object·code·resides·in·a·sticky·directory.</p></li><li><p><strong><code·class="inline">pending_on_load</code></strong>·-·A·previously·loaded·module·contains·an·<code·class="inline">-on_load</code> | 1823 | the·code·already·exists.</p></li><li><p><strong><code·class="inline">sticky_directory</code></strong>·-·The·object·code·resides·in·a·sticky·directory.</p></li><li><p><strong><code·class="inline">pending_on_load</code></strong>·-·A·previously·loaded·module·contains·an·<code·class="inline">-on_load</code> |
| 1824 | function·that·never·finished.</p></li></ul><p>If·it·is·important·to·minimize·the·time·that·an·application·is·inactive·while | 1824 | function·that·never·finished.</p></li></ul><p>If·it·is·important·to·minimize·the·time·that·an·application·is·inactive·while |
| 1825 | changing·code,·use·<a·href="#prepare_loading/1"><code·class="inline">prepare_loading/1</code></a>·and·<a·href="#finish_loading/1"><code·class="inline">finish_loading/1</code></a>·instead·of | 1825 | changing·code,·use·<a·href="#prepare_loading/1"><code·class="inline">prepare_loading/1</code></a>·and·<a·href="#finish_loading/1"><code·class="inline">finish_loading/1</code></a>·instead·of |
| 1826 | <a·href="#atomic_load/1"><code·class="inline">atomic_load/1</code></a>.·Here·is·an·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 1826 | <a·href="#atomic_load/1"><code·class="inline">atomic_load/1</code></a>.·Here·is·an·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9462464089-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Prepared</span><span·class="p"·data-group-id="9462464089-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span>[·...·truncated·by·diffoscope;·len:·187,·SHA:·57b59a0e8ad917f2a14bdc2d4ec97f78347239fc154b90542e863d51f633ad20·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 1827 | </span><span·class="c1">%%·Put·the·application·into·an·inactive·state·or·do·any</span><span·class="w"> | 1827 | </span><span·class="c1">%%·Put·the·application·into·an·inactive·state·or·do·any</span><span·class="w"> |
| 1828 | </span><span·class="c1">%%·other·preparation·needed·before·changing·the·code.</span><span·class="w"> | 1828 | </span><span·class="c1">%%·other·preparation·needed·before·changing·the·code.</span><span·class="w"> |
| 1829 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">finish_loading</span><span·class="p"·data-group-id=" | 1829 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">finish_loading</span><span·class="p"·data-group-id="9462464089-3">(</span><span·class="n">Prepared</span><span·class="p"·data-group-id="9462464089-3">)</span><span·class="p">,</span><span·class="w"> |
| 1830 | </span><span·class="c1">%%·Resume·the·application.</span></code></pre> | 1830 | </span><span·class="c1">%%·Resume·the·application.</span></code></pre> |
| 1831 | ··</section> | 1831 | ··</section> |
| 1832 | </section> | 1832 | </section> |
| 1833 | <section·class="detail"·id="clash/0"> | 1833 | <section·class="detail"·id="clash/0"> |
| 1834 | ··<div·class="detail-header"> | 1834 | ··<div·class="detail-header"> |
| 1835 | ····<a·href="#clash/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1835 | ····<a·href="#clash/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 2343, 16 lines modified | Offset 2343, 16 lines modified | ||
| 2343 | ······</div> | 2343 | ······</div> |
| 2344 | <p>Returns·the·object·code·for·module·<code·class="inline">Module</code>·if·found·in·the·code·path.</p><p>Returns·<code·class="inline">{Module,·Binary,·Filename}</code>·if·successful,·otherwise | 2344 | <p>Returns·the·object·code·for·module·<code·class="inline">Module</code>·if·found·in·the·code·path.</p><p>Returns·<code·class="inline">{Module,·Binary,·Filename}</code>·if·successful,·otherwise |
| 2345 | <code·class="inline">error</code>.·<code·class="inline">Binary</code>·is·a·binary·data·object,·which·contains·the·object | 2345 | <code·class="inline">error</code>.·<code·class="inline">Binary</code>·is·a·binary·data·object,·which·contains·the·object |
| 2346 | code·for·the·module.·This·is·useful·if·code·is·to·be·loaded·on·a | 2346 | code·for·the·module.·This·is·useful·if·code·is·to·be·loaded·on·a |
| 2347 | remote·node·in·a·distributed·system.·For·example,·loading·module | 2347 | remote·node·in·a·distributed·system.·For·example,·loading·module |
| 2348 | <code·class="inline">Module</code>·on·a·node·<code·class="inline">Node</code>·is·done·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 2348 | <code·class="inline">Module</code>·on·a·node·<code·class="inline">Node</code>·is·done·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 2349 | </span><span·class="p"·data-group-id=" | 2349 | </span><span·class="p"·data-group-id="5778055340-1">{</span><span·class="p">_</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Binary</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Filename</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·313,·SHA:·cdb7df297834a6d764f070708055bc9f73c761ddc9b6faa0022e96582117aa61·...·]0-2">)</span><span·class="p">,</span><span·class="w"> |
| 2350 | </span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 2350 | </span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="5778055340-3">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">load_binary</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·331,·SHA:·071342b2def4e932654a6e4d048ba6a053c87178299fc02dce95bafa479c33e8·...·]0-3">)</span><span·class="p">,</span><span·class="w"> |
| 2351 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> | 2351 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> |
| 2352 | ··</section> | 2352 | ··</section> |
| 2353 | </section> | 2353 | </section> |
| 2354 | <section·class="detail"·id="get_path/0"> | 2354 | <section·class="detail"·id="get_path/0"> |
| 2355 | ··<div·class="detail-header"> | 2355 | ··<div·class="detail-header"> |
| 2356 | ····<a·href="#get_path/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2356 | ····<a·href="#get_path/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 2455, 15 lines modified | Offset 2455, 15 lines modified | ||
| 2455 | ······<div·class="specs"> | 2455 | ······<div·class="specs"> |
| 2456 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·lib_dir()·->·<a·href="file.html#t:filename/0">file:filename</a>().</pre> | 2456 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·lib_dir()·->·<a·href="file.html#t:filename/0">file:filename</a>().</pre> |
| 2457 | ······</div> | 2457 | ······</div> |
| 2458 | <p>Returns·the·library·directory,·<code·class="inline">$OTPROOT/lib</code>,·where·<code·class="inline">$OTPROOT</code>·is·the·root | 2458 | <p>Returns·the·library·directory,·<code·class="inline">$OTPROOT/lib</code>,·where·<code·class="inline">$OTPROOT</code>·is·the·root |
| 2459 | directory·of·Erlang/OTP.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-group-id="2 | 2459 | directory·of·Erlang/OTP.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-group-id="4239039437-1">(</span><span·class="p"·data-group-id="4239039437-1">)</span><span·class="p">.</span><span·class="w"> |
| 2460 | </span><span·class="s">"/usr/local/otp/lib"</span></code></pre> | 2460 | </span><span·class="s">"/usr/local/otp/lib"</span></code></pre> |
| 2461 | ··</section> | 2461 | ··</section> |
| 2462 | </section> | 2462 | </section> |
| 2463 | <section·class="detail"·id="lib_dir/1"> | 2463 | <section·class="detail"·id="lib_dir/1"> |
| 2464 | ··<div·class="detail-header"> | 2464 | ··<div·class="detail-header"> |
| 2465 | ····<a·href="#lib_dir/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2465 | ····<a·href="#lib_dir/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 2492, 15 lines modified | Offset 2492, 15 lines modified | ||
| 2492 | an·<code·class="inline">ebin</code>·subdirectory,·the·path·to·this·directory·is·returned·(not·the·<code·class="inline">ebin</code> | 2492 | an·<code·class="inline">ebin</code>·subdirectory,·the·path·to·this·directory·is·returned·(not·the·<code·class="inline">ebin</code> |
| 2493 | directory).</p><p>If·the·directory·refers·to·a·directory·in·an·archive,·the·archive·name·is | 2493 | directory).</p><p>If·the·directory·refers·to·a·directory·in·an·archive,·the·archive·name·is |
| 2494 | stripped·away·before·the·path·is·returned.·For·example,·if·directory | 2494 | stripped·away·before·the·path·is·returned.·For·example,·if·directory |
| 2495 | <code·class="inline">/usr/local/otp/lib/mnesia-4.2.2.ez/mnesia-4.2.2/ebin</code>·is·in·the·path, | 2495 | <code·class="inline">/usr/local/otp/lib/mnesia-4.2.2.ez/mnesia-4.2.2/ebin</code>·is·in·the·path, |
| 2496 | <code·class="inline">/usr/local/otp/lib/mnesia-4.2.2/ebin</code>·is·returned.·This·means·that·the·library | 2496 | <code·class="inline">/usr/local/otp/lib/mnesia-4.2.2/ebin</code>·is·returned.·This·means·that·the·library |
| 2497 | directory·for·an·application·is·the·same,·regardless·if·the·application·resides | 2497 | directory·for·an·application·is·the·same,·regardless·if·the·application·resides |
| 2498 | in·an·archive·or·not.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Warning</h4><p>Archives·are·experimental.·In·a·future·release,·they·can·be·removed·or | 2498 | in·an·archive·or·not.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Warning</h4><p>Archives·are·experimental.·In·a·future·release,·they·can·be·removed·or |
| 2499 | their·behavior·can·change.</p></section><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-group-id="4 | 2499 | their·behavior·can·change.</p></section><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-group-id="5497461692-1">(</span><span·class="ss">mnesia</span><span·class="p"·data-group-id="5497461692-1">)</span><span·class="p">.</span><span·class="w"> |
| 2500 | </span><span·class="s">"/usr/local/otp/lib/mnesia-4.23"</span></code></pre><p>Returns·<code·class="inline">{error,·bad_name}</code>·if·<code·class="inline">Name</code>·is·not·the·name·of·an·application·under | 2500 | </span><span·class="s">"/usr/local/otp/lib/mnesia-4.23"</span></code></pre><p>Returns·<code·class="inline">{error,·bad_name}</code>·if·<code·class="inline">Name</code>·is·not·the·name·of·an·application·under |
| 2501 | <code·class="inline">$OTPROOT/lib</code>·or·on·a·directory·referred·to·through·environment·variable | 2501 | <code·class="inline">$OTPROOT/lib</code>·or·on·a·directory·referred·to·through·environment·variable |
| 2502 | <code·class="inline">ERL_LIBS</code>.·Fails·with·an·exception·if·<code·class="inline">Name</code>·has·the·wrong·type.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>For·backward·compatibility,·<code·class="inline">Name</code>·is·also·allowed·to·be·a·string.·That·will | 2502 | <code·class="inline">ERL_LIBS</code>.·Fails·with·an·exception·if·<code·class="inline">Name</code>·has·the·wrong·type.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>For·backward·compatibility,·<code·class="inline">Name</code>·is·also·allowed·to·be·a·string.·That·will |
| 2503 | probably·change·in·a·future·release.</p></section> | 2503 | probably·change·in·a·future·release.</p></section> |
| 2504 | ··</section> | 2504 | ··</section> |
| 2505 | </section> | 2505 | </section> |
| 2506 | <section·class="detail"·id="lib_dir/2"> | 2506 | <section·class="detail"·id="lib_dir/2"> |
| Offset 2533, 15 lines modified | Offset 2533, 15 lines modified | ||
| 2533 | <p>Returns·the·path·to·a·subdirectory·directly·under·the·top·directory·of·an | 2533 | <p>Returns·the·path·to·a·subdirectory·directly·under·the·top·directory·of·an |
| 2534 | application.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>This·function·is·part·of·the·archive·support,·which·is·an·experimental | 2534 | application.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>This·function·is·part·of·the·archive·support,·which·is·an·experimental |
| 2535 | feature·that·will·be·changed·or·removed·in·a·future·release.</p></section><p>Normally·the·subdirectories·reside·under·the·top·directory·for·the | 2535 | feature·that·will·be·changed·or·removed·in·a·future·release.</p></section><p>Normally·the·subdirectories·reside·under·the·top·directory·for·the |
| 2536 | application,·but·when·applications·at·least·partly·reside·in·an·archive,·the | 2536 | application,·but·when·applications·at·least·partly·reside·in·an·archive,·the |
| 2537 | situation·is·different.·Some·of·the·subdirectories·can·reside·as·regular | 2537 | situation·is·different.·Some·of·the·subdirectories·can·reside·as·regular |
| 2538 | directories·while·others·reside·in·an·archive·file.·It·is·not·checked·whether | 2538 | directories·while·others·reside·in·an·archive·file.·It·is·not·checked·whether |
| 2539 | this·directory·exists.</p><p>Instead·of·using·this·function,·use·<a·href="#lib_dir/1"><code·class="inline">code:lib_dir/1</code></a> | 2539 | this·directory·exists.</p><p>Instead·of·using·this·function,·use·<a·href="#lib_dir/1"><code·class="inline">code:lib_dir/1</code></a> |
| 2540 | and·<a·href="../../../../lib/stdlib-6.2/doc/html/filename.html#join/2"><code·class="inline">filename:join/2</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 2540 | and·<a·href="../../../../lib/stdlib-6.2/doc/html/filename.html#join/2"><code·class="inline">filename:join/2</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="4229088467-1">(</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-group-id="4229088467-2">(</span><span·class="ss">megaco</span><span·class="p"·data-group-id="4229088467-2">)</span><span·class="p"[·...·truncated·by·diffoscope;·len:·113,·SHA:·f9d853c6e9272a93a62a095ab4e4fadff1bd6f8f7c75a5c46ec8823b88cf06f7·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 2541 | </span><span·class="s">"/usr/local/otp/lib/megaco-3.9.1.1/priv"</span></code></pre><p>Fails·with·an·exception·if·<code·class="inline">Name</code>·or·<code·class="inline">SubDir</code>·has·the·wrong·type.</p> | 2541 | </span><span·class="s">"/usr/local/otp/lib/megaco-3.9.1.1/priv"</span></code></pre><p>Fails·with·an·exception·if·<code·class="inline">Name</code>·or·<code·class="inline">SubDir</code>·has·the·wrong·type.</p> |
| 2542 | ··</section> | 2542 | ··</section> |
| 2543 | </section> | 2543 | </section> |
| 2544 | <section·class="detail"·id="load_abs/1"> | 2544 | <section·class="detail"·id="load_abs/1"> |
| 2545 | ··<div·class="detail-header"> | 2545 | ··<div·class="detail-header"> |
| 2546 | ····<a·href="#load_abs/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2546 | ····<a·href="#load_abs/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 2964, 15 lines modified | Offset 2964, 15 lines modified | ||
| 2964 | ······<div·class="specs"> | 2964 | ······<div·class="specs"> |
| 2965 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·root_dir()·->·<a·href="file.html#t:filename/0">file:filename</a>().</pre> | 2965 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·root_dir()·->·<a·href="file.html#t:filename/0">file:filename</a>().</pre> |
| 2966 | ······</div> | 2966 | ······</div> |
| 2967 | <p>Returns·the·root·directory·of·Erlang/OTP,·which·is·the·directory·where·it·is | 2967 | <p>Returns·the·root·directory·of·Erlang/OTP,·which·is·the·directory·where·it·is |
| 2968 | installed.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">root_dir</span><span·class="p"·data-group-id=" | 2968 | installed.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">root_dir</span><span·class="p"·data-group-id="7553680004-1">(</span><span·class="p"·data-group-id="7553680004-1">)</span><span·class="p">.</span><span·class="w"> |
| 2969 | </span><span·class="s">"/usr/local/otp"</span></code></pre> | 2969 | </span><span·class="s">"/usr/local/otp"</span></code></pre> |
| 2970 | ··</section> | 2970 | ··</section> |
| 2971 | </section> | 2971 | </section> |
| 2972 | <section·class="detail"·id="set_coverage_mode/1"> | 2972 | <section·class="detail"·id="set_coverage_mode/1"> |
| 2973 | ··<div·class="detail-header"> | 2973 | ··<div·class="detail-header"> |
| 2974 | ····<a·href="#set_coverage_mode/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2974 | ····<a·href="#set_coverage_mode/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 3240, 15 lines modified | Offset 3240, 15 lines modified | ||
| 3240 | ······<p·class="built-using"> | 3240 | ······<p·class="built-using"> |
| 3241 | ········Built·using | 3241 | ········Built·using |
| 3242 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3242 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3243 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3243 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3244 | ······</p> | 3244 | ······</p> |
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| 148 | (see·<a·href="../../../../erts-15.2.2/doc/html/erl_cmd.html"><code·class="inline">erts:erl(1)</code></a>).</p><p>The·value·of·a·configuration·parameter·is·retrieved·by·calling | 148 | (see·<a·href="../../../../erts-15.2.2/doc/html/erl_cmd.html"><code·class="inline">erts:erl(1)</code></a>).</p><p>The·value·of·a·configuration·parameter·is·retrieved·by·calling |
| 149 | <code·class="inline">application:get_env/1,2</code>.</p><h2·id="file-syntax"·class="section-heading"> | 149 | <code·class="inline">application:get_env/1,2</code>.</p><h2·id="file-syntax"·class="section-heading"> |
| 150 | ··<a·href="#file-syntax"·class="hover-link"> | 150 | ··<a·href="#file-syntax"·class="hover-link"> |
| 151 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 151 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 152 | ··</a> | 152 | ··</a> |
| 153 | ··<span·class="text">File·Syntax</span> | 153 | ··<span·class="text">File·Syntax</span> |
| 154 | </h2> | 154 | </h2> |
| 155 | <p>The·configuration·file·is·to·be·called·<code·class="inline">Name.config</code>,·where·<code·class="inline">Name</code>·is·any·name.</p><p>File·<code·class="inline">.config</code>·contains·a·single·Erlang·term·and·has·the·following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0 | 155 | <p>The·configuration·file·is·to·be·called·<code·class="inline">Name.config</code>,·where·<code·class="inline">Name</code>·is·any·name.</p><p>File·<code·class="inline">.config</code>·contains·a·single·Erlang·term·and·has·the·following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5096860837-1">[</span><span·class="p"·data-group-id="5096860837-2">{</span><span·class="n">Application1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5096860837-3">[</span><span·class="p"·data-group-id="5096860837-4">[·...·truncated·by·diffoscope;·len:·379,·SHA:·cd48db73fd7f77e165ff9bca40f19ab2a67d15ca17a4f6ae852247fb6b3155de·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 156 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 157 | ·</span><span·class="p"·data-group-id="0 | 157 | ·</span><span·class="p"·data-group-id="5096860837-5">{</span><span·class="n">ApplicationN</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5096860837-6">[</span><span·class="p"·data-group-id="5096860837-7">{</span><span·class="n">ParN1</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·379,·SHA:·7ad8cd646b9885376b8ac8e1680a514a4d22bc8e310013bb9bb951f2d2b6c1a8·...·]-1">]</span><span·class="p">.</span></code></pre><ul><li><p><strong><code·class="inline">Application·=·atom()</code></strong>·-·Application·name.</p></li><li><p><strong><code·class="inline">Par·=·atom()</code></strong>·-·Name·of·a·configuration·parameter.</p></li><li><p><strong><code·class="inline">Val·=·term()</code></strong>·-·Value·of·a·configuration·parameter.</p></li></ul><h2·id="sys-config"·class="section-heading"> |
| 158 | ··<a·href="#sys-config"·class="hover-link"> | 158 | ··<a·href="#sys-config"·class="hover-link"> |
| 159 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 159 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 160 | ··</a> | 160 | ··</a> |
| 161 | ··<span·class="text">sys.config</span> | 161 | ··<span·class="text">sys.config</span> |
| 162 | </h2> | 162 | </h2> |
| 163 | <p>When·starting·Erlang·in·embedded·mode,·it·is·assumed·that·exactly·one·system | 163 | <p>When·starting·Erlang·in·embedded·mode,·it·is·assumed·that·exactly·one·system |
| 164 | configuration·file·is·used,·named·<code·class="inline">sys.config</code>.·This·file·is·to·be·located·in | 164 | configuration·file·is·used,·named·<code·class="inline">sys.config</code>.·This·file·is·to·be·located·in |
| Offset 253, 15 lines modified | Offset 253, 15 lines modified | ||
| 253 | ······<p·class="built-using"> | 253 | ······<p·class="built-using"> |
| 254 | ········Built·using | 254 | ········Built·using |
| 255 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 255 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 256 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 256 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 257 | ······</p> | 257 | ······</p> |
| 258 | <p>Copyright·©·1996-202 | 258 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 259 | ····</footer> | 259 | ····</footer> |
| 260 | ··</div> | 260 | ··</div> |
| 261 | </main> | 261 | </main> |
| 262 | </div> | 262 | </div> |
| 263 | <script> | 263 | <script> |
| 264 | ··function·mermaidLoaded()·{ | 264 | ··function·mermaidLoaded()·{ |
| 265 | ····mermaid.initialize({ | 265 | ····mermaid.initialize({ |
| Offset 2950, 15 lines modified | Offset 2950, 15 lines modified | ||
| 2950 | ······<p·class="built-using"> | 2950 | ······<p·class="built-using"> |
| 2951 | ········Built·using | 2951 | ········Built·using |
| 2952 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2952 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2953 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2953 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2954 | ······</p> | 2954 | ······</p> |
| 2955 | <p>Copyright·©·1996-202 | 2955 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2956 | ····</footer> | 2956 | ····</footer> |
| 2957 | ··</div> | 2957 | ··</div> |
| 2958 | </main> | 2958 | </main> |
| 2959 | </div> | 2959 | </div> |
| 2960 | <script> | 2960 | <script> |
| 2961 | ··function·mermaidLoaded()·{ | 2961 | ··function·mermaidLoaded()·{ |
| 2962 | ····mermaid.initialize({ | 2962 | ····mermaid.initialize({ |
| Offset 150, 28 lines modified | Offset 150, 28 lines modified | ||
| 150 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 150 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 151 | ··</a> | 151 | ··</a> |
| 152 | ··<span·class="text">The·"Docs"·format</span> | 152 | ··<span·class="text">The·"Docs"·format</span> |
| 153 | </h2> | 153 | </h2> |
| 154 | <p>In·both·storages,·the·documentation·is·written·in·the·exactly·same·format:·an | 154 | <p>In·both·storages,·the·documentation·is·written·in·the·exactly·same·format:·an |
| 155 | Erlang·term·serialized·to·binary·via | 155 | Erlang·term·serialized·to·binary·via |
| 156 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#term_to_binary/1"><code·class="inline">term_to_binary/1</code></a>.·The·term·can·be·optionally | 156 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#term_to_binary/1"><code·class="inline">term_to_binary/1</code></a>.·The·term·can·be·optionally |
| 157 | compressed·when·serialized.·It·must·follow·the·type·specification·below:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 157 | compressed·when·serialized.·It·must·follow·the·type·specification·below:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9053979987-1">{</span><span·class="ss">docs_v1</span><span·class="p">,</span><span·class="w"> |
| 158 | ·</span><span·class="n">Anno</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nc">erl_anno</span><span·class="p">:</span><span·class="nf">anno</span><span·class="p"·data-group-id=" | 158 | ·</span><span·class="n">Anno</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nc">erl_anno</span><span·class="p">:</span><span·class="nf">anno</span><span·class="p"·data-group-id="9053979987-2">(</span><span·class="p"·data-group-id="9053979987-2">)</span><span·class="p">,</span><span·class="w"> |
| 159 | ·</span><span·class="n">BeamLanguage</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 159 | ·</span><span·class="n">BeamLanguage</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="9053979987-3">(</span><span·class="p"·data-group-id="9053979987-3">)</span><span·class="p">,</span><span·class="w"> |
| 160 | ·</span><span·class="n">Format</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id=" | 160 | ·</span><span·class="n">Format</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="9053979987-4">(</span><span·class="p"·data-group-id="9053979987-4">)</span><span·class="p">,</span><span·class="w"> |
| 161 | ·</span><span·class="n">ModuleDoc</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 161 | ·</span><span·class="n">ModuleDoc</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="9053979987-5">#{</span><span·class="n">DocLanguage</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">DocValue</span><span·class="p"·data-group-id="9053979987-5">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">none</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">hidden</span><span·class="p">,</span><span·class="w"> |
| 162 | ·</span><span·class="n">Metadata</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 162 | ·</span><span·class="n">Metadata</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">map</span><span·class="p"·data-group-id="9053979987-6">(</span><span·class="p"·data-group-id="9053979987-6">)</span><span·class="p">,</span><span·class="w"> |
| 163 | ·</span><span·class="n">Docs</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w"> | 163 | ·</span><span·class="n">Docs</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w"> |
| 164 | ···</span><span·class="p"·data-group-id=" | 164 | ···</span><span·class="p"·data-group-id="9053979987-7">[</span><span·class="p"·data-group-id="9053979987-8">{</span><span·class="p"·data-group-id="9053979987-9">{</span><span·class="n">Kind</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·91,·SHA:·a91f80cde70fe014efbeec5d42ea206f1a3e9e3d340be75520abcfac84ba88e9·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 165 | ·····</span><span·class="n">Anno</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nc">erl_anno</span><span·class="p">:</span><span·class="nf">anno</span><span·class="p"·data-group-id=" | 165 | ·····</span><span·class="n">Anno</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nc">erl_anno</span><span·class="p">:</span><span·class="nf">anno</span><span·class="p"·data-group-id="9053979987-10">(</span><span·class="p"·data-group-id="9053979987-10">)</span><span·class="p">,</span><span·class="w"> |
| 166 | ·····</span><span·class="n">Signature</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 166 | ·····</span><span·class="n">Signature</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="9053979987-11">[</span><span·class="nf">binary</span><span·class="p"·data-group-id="9053979987-12">(</span><span·class="p"·data-group-id="9053979987-12">)</span><span·class="p"·data-group-id="9053979987-11">]</span><span·class="p">,</span><span·class="w"> |
| 167 | ·····</span><span·class="n">Doc</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 167 | ·····</span><span·class="n">Doc</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="9053979987-13">#{</span><span·class="n">DocLanguage</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">DocValue</span><span·class="p"·data-group-id="9053979987-13">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">none</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">hidden</span><span·class="p">,</span><span·class="w"> |
| 168 | ·····</span><span·class="n">Metadata</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 168 | ·····</span><span·class="n">Metadata</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">map</span><span·class="p"·data-group-id="9053979987-14">(</span><span·class="p"·data-group-id="9053979987-14">)</span><span·class="w"> |
| 169 | ····</span><span·class="p"·data-group-id=" | 169 | ····</span><span·class="p"·data-group-id="9053979987-8">}</span><span·class="p"·data-group-id="9053979987-7">]</span><span·class="p"·data-group-id="9053979987-1">}</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">DocLanguage</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·202,·SHA:·5f4cfc0cd5560fb29cf32cdea1f0a92fd59168f5fb0e9c4e3ea4abc07882baec·...·]-15">)</span><span·class="p">,</span><span·class="w"> |
| 170 | ·············</span><span·class="n">DocValue</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id=" | 170 | ·············</span><span·class="n">DocValue</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="9053979987-16">(</span><span·class="p"·data-group-id="9053979987-16">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="9053979987-17">(</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·3194b4564816d3b365c1bfdda0adfbe92fa4a48c9d2f168704cda01401e81ae8·...·]-17">)</span></code></pre><p>where·in·the·root·tuple·we·have:</p><ul><li><p><strong><code·class="inline">Anno</code></strong>·-·annotation·(line,·column,·file)·of·the·definition·itself·(see |
| 171 | <a·href="../../../../lib/stdlib-6.2/doc/html/erl_anno.html"><code·class="inline">erl_anno</code></a>)</p></li><li><p><strong><code·class="inline">BeamLanguage</code></strong>·-·an·atom·representing·the·language,·for·example:·<code·class="inline">erlang</code>, | 171 | <a·href="../../../../lib/stdlib-6.2/doc/html/erl_anno.html"><code·class="inline">erl_anno</code></a>)</p></li><li><p><strong><code·class="inline">BeamLanguage</code></strong>·-·an·atom·representing·the·language,·for·example:·<code·class="inline">erlang</code>, |
| 172 | <code·class="inline">elixir</code>,·<code·class="inline">lfe</code>,·<code·class="inline">alpaca</code>,·and·so·on</p></li><li><p><strong><code·class="inline">Format</code></strong>·-·the·mime·type·of·the·documentation,·such·as·<code·class="inline"><<"text/markdown">></code> | 172 | <code·class="inline">elixir</code>,·<code·class="inline">lfe</code>,·<code·class="inline">alpaca</code>,·and·so·on</p></li><li><p><strong><code·class="inline">Format</code></strong>·-·the·mime·type·of·the·documentation,·such·as·<code·class="inline"><<"text/markdown">></code> |
| 173 | or·<code·class="inline"><<"application/erlang+html">></code>.·For·details·of·the·format·used·by·Erlang | 173 | or·<code·class="inline"><<"application/erlang+html">></code>.·For·details·of·the·format·used·by·Erlang |
| 174 | see·the·<a·href="../../../../lib/edoc-1.3.2/doc/html/doc_storage.html"><code·class="inline">EEP-48·Chapter</code></a>·in·EDoc's·User's | 174 | see·the·<a·href="../../../../lib/edoc-1.3.2/doc/html/doc_storage.html"><code·class="inline">EEP-48·Chapter</code></a>·in·EDoc's·User's |
| 175 | Guide.</p></li><li><p><strong><code·class="inline">ModuleDoc</code></strong>·-·a·map·with·the·documentation·language·as·key,·such·as | 175 | Guide.</p></li><li><p><strong><code·class="inline">ModuleDoc</code></strong>·-·a·map·with·the·documentation·language·as·key,·such·as |
| 176 | <code·class="inline"><<"en">></code>·or·<code·class="inline"><<"pt_BR">></code>,·and·the·documentation·as·a·binary·value.·It·can | 176 | <code·class="inline"><<"en">></code>·or·<code·class="inline"><<"pt_BR">></code>,·and·the·documentation·as·a·binary·value.·It·can |
| 177 | be·atom·<code·class="inline">none</code>·if·no·documentation·exists·or·the·atom·<code·class="inline">hidden</code>·if | 177 | be·atom·<code·class="inline">none</code>·if·no·documentation·exists·or·the·atom·<code·class="inline">hidden</code>·if |
| Offset 258, 15 lines modified | Offset 258, 15 lines modified | ||
| 258 | ······<p·class="built-using"> | 258 | ······<p·class="built-using"> |
| 259 | ········Built·using | 259 | ········Built·using |
| 260 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 260 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 261 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 261 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 262 | ······</p> | 262 | ······</p> |
| 263 | <p>Copyright·©·1996-202 | 263 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 264 | ····</footer> | 264 | ····</footer> |
| 265 | ··</div> | 265 | ··</div> |
| 266 | </main> | 266 | </main> |
| 267 | </div> | 267 | </div> |
| 268 | <script> | 268 | <script> |
| 269 | ··function·mermaidLoaded()·{ | 269 | ··function·mermaidLoaded()·{ |
| 270 | ····mermaid.initialize({ | 270 | ····mermaid.initialize({ |
| Offset 399, 15 lines modified | Offset 399, 15 lines modified | ||
| 399 | ······<p·class="built-using"> | 399 | ······<p·class="built-using"> |
| 400 | ········Built·using | 400 | ········Built·using |
| 401 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 401 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 402 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 402 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 403 | ······</p> | 403 | ······</p> |
| 404 | <p>Copyright·©·1996-202 | 404 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 405 | ····</footer> | 405 | ····</footer> |
| 406 | ··</div> | 406 | ··</div> |
| 407 | </main> | 407 | </main> |
| 408 | </div> | 408 | </div> |
| 409 | <script> | 409 | <script> |
| 410 | ··function·mermaidLoaded()·{ | 410 | ··function·mermaidLoaded()·{ |
| 411 | ····mermaid.initialize({ | 411 | ····mermaid.initialize({ |
| Offset 1311, 15 lines modified | Offset 1311, 15 lines modified | ||
| 1311 | ······<p·class="built-using"> | 1311 | ······<p·class="built-using"> |
| 1312 | ········Built·using | 1312 | ········Built·using |
| 1313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1315 | ······</p> | 1315 | ······</p> |
| 1316 | <p>Copyright·©·1996-202 | 1316 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1317 | ····</footer> | 1317 | ····</footer> |
| 1318 | ··</div> | 1318 | ··</div> |
| 1319 | </main> | 1319 | </main> |
| 1320 | </div> | 1320 | </div> |
| 1321 | <script> | 1321 | <script> |
| 1322 | ··function·mermaidLoaded()·{ | 1322 | ··function·mermaidLoaded()·{ |
| 1323 | ····mermaid.initialize({ | 1323 | ····mermaid.initialize({ |
| Offset 351, 16 lines modified | Offset 351, 16 lines modified | ||
| 351 | ···················Reason·::·address·|·<a·href="file.html#t:posix/0">file:posix</a>().</pre> | 351 | ···················Reason·::·address·|·<a·href="file.html#t:posix/0">file:posix</a>().</pre> |
| 352 | ······</div> | 352 | ······</div> |
| 353 | <p>Called·by·<a·href="net_adm.html"><code·class="inline">net_adm:names/0</code></a>.·<code·class="inline">Host</code>·defaults·to·the·localhost. | 353 | <p>Called·by·<a·href="net_adm.html"><code·class="inline">net_adm:names/0</code></a>.·<code·class="inline">Host</code>·defaults·to·the·localhost. |
| 354 | Returns·the·names·and·associated·port·numbers·of·the·Erlang·nodes·that·<code·class="inline">epmd</code> | 354 | Returns·the·names·and·associated·port·numbers·of·the·Erlang·nodes·that·<code·class="inline">epmd</code> |
| 355 | registered·at·the·specified·host.·Returns·<code·class="inline">{error,·address}</code>·if·<code·class="inline">epmd</code>·is·not | 355 | registered·at·the·specified·host.·Returns·<code·class="inline">{error,·address}</code>·if·<code·class="inline">epmd</code>·is·not |
| 356 | operational.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(arne@dunn)1>·</span><span·class="nc">erl_epmd</span><span·class="p">:</span><span·class="nf">names</span><span·class="p"·data-group-id=" | 356 | operational.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(arne@dunn)1>·</span><span·class="nc">erl_epmd</span><span·class="p">:</span><span·class="nf">names</span><span·class="p"·data-group-id="4971004379-1">(</span><span·class="ss">localhost</span><span·class="p"·data-group-id="4971004379-1">)</span><span·class="p">.</span><span·class="w"> |
| 357 | </span><span·class="p"·data-group-id=" | 357 | </span><span·class="p"·data-group-id="4971004379-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="4971004379-3">[</span><span·class="p"·data-group-id="4971004379-4">{</span><span·class="s">"arne"</span><span·class="p">,</span><span·class="mi[·...·truncated·by·diffoscope;·len:·160,·SHA:·60bf3262353ffe7561d0877af5a630c5c6eae28fe48e85030e3e9f7eae86fc39·...·]9-2">}</span></code></pre> |
| 358 | ··</section> | 358 | ··</section> |
| 359 | </section> | 359 | </section> |
| 360 | <section·class="detail"·id="port_please/2"> | 360 | <section·class="detail"·id="port_please/2"> |
| 361 | ··<div·class="detail-header"> | 361 | ··<div·class="detail-header"> |
| 362 | ····<a·href="#port_please/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 362 | ····<a·href="#port_please/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 363 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 363 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 550, 15 lines modified | Offset 550, 15 lines modified | ||
| 550 | ······<p·class="built-using"> | 550 | ······<p·class="built-using"> |
| 551 | ········Built·using | 551 | ········Built·using |
| 552 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 552 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 553 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 553 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 554 | ······</p> | 554 | ······</p> |
| 555 | <p>Copyright·©·1996-202 | 555 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 556 | ····</footer> | 556 | ····</footer> |
| 557 | ··</div> | 557 | ··</div> |
| 558 | </main> | 558 | </main> |
| 559 | </div> | 559 | </div> |
| 560 | <script> | 560 | <script> |
| 561 | ··function·mermaidLoaded()·{ | 561 | ··function·mermaidLoaded()·{ |
| 562 | ····mermaid.initialize({ | 562 | ····mermaid.initialize({ |
| Offset 1183, 28 lines modified | Offset 1183, 28 lines modified | ||
| 1183 | at·the·client·side.</li></ul><p>The·call·<code·class="inline">erpc:multicall(Nodes,·Module,·Function,·Args)</code>·is·equivalent·to·the | 1183 | at·the·client·side.</li></ul><p>The·call·<code·class="inline">erpc:multicall(Nodes,·Module,·Function,·Args)</code>·is·equivalent·to·the |
| 1184 | call·<code·class="inline">erpc:multicall(Nodes,·Module,·Function,·Args,·infinity)</code>.·These·calls·are | 1184 | call·<code·class="inline">erpc:multicall(Nodes,·Module,·Function,·Args,·infinity)</code>.·These·calls·are |
| 1185 | also·equivalent·to·calling·<code·class="inline">my_multicall(Nodes,·Module,·Function,·Args)</code>·below | 1185 | also·equivalent·to·calling·<code·class="inline">my_multicall(Nodes,·Module,·Function,·Args)</code>·below |
| 1186 | if·one·disregard·performance·and·failure·behavior.·<code·class="inline">multicall()</code>·can·utilize·a | 1186 | if·one·disregard·performance·and·failure·behavior.·<code·class="inline">multicall()</code>·can·utilize·a |
| 1187 | selective·receive·optimization·which·removes·the·need·to·scan·the·message·queue | 1187 | selective·receive·optimization·which·removes·the·need·to·scan·the·message·queue |
| 1188 | from·the·beginning·in·order·to·find·a·matching·message.·The | 1188 | from·the·beginning·in·order·to·find·a·matching·message.·The |
| 1189 | <code·class="inline">send_request()/receive_response()</code>·combination·can,·however,·not·utilize·this | 1189 | <code·class="inline">send_request()/receive_response()</code>·combination·can,·however,·not·utilize·this |
| 1190 | optimization.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_multicall</span><span·class="p"·data-group-id="497 | 1190 | optimization.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_multicall</span><span·class="p"·data-group-id="5429718775-1">(</span><span·class="n">Nodes</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·66,·SHA:·a554c869755c8d1ef0e52aacc425e6d176559c4a7ab1a5eb728c17f9a7cdec2b·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1191 | ··</span><span·class="n">ReqIds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="497 | 1191 | ··</span><span·class="n">ReqIds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="5429718775-2">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="5429718775-3">(</span><span·class="n">Node</span><span·class="p"·data-group-id="5429718775-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1192 | ·······················</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">send_request</span><span·class="p"·data-group-id="497 | 1192 | ·······················</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">send_request</span><span·class="p"·data-group-id="5429718775-4">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·65,·SHA:·d87ba8ad3c1732c00bbbe9865bdb9e5cce35d63a3e86431d5033ba8d37250521·...·]-4">)</span><span·class="w"> |
| 1193 | ·····················</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 1193 | ·····················</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 1194 | ·····················</span><span·class="n">Nodes</span><span·class="p"·data-group-id="497 | 1194 | ·····················</span><span·class="n">Nodes</span><span·class="p"·data-group-id="5429718775-2">)</span><span·class="p">,</span><span·class="w"> |
| 1195 | ··</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="497 | 1195 | ··</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="5429718775-5">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="5429718775-6">(</span><span·class="n">ReqId</span><span·class="p"·data-group-id="5429718775-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1196 | ··············</span><span·class="k">try</span><span·class="w"> | 1196 | ··············</span><span·class="k">try</span><span·class="w"> |
| 1197 | ················</span><span·class="p"·data-group-id="497 | 1197 | ················</span><span·class="p"·data-group-id="5429718775-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">receive_response</span><span·class="p"·data-group-id="5429718775-8">(</span><span·class="n"[·...·truncated·by·diffoscope;·len:·187,·SHA:·420c0158e2bd364cff1782d4133ffb18f582e9b74b6ea036c7729b227730b3a2·...·]-7">}</span><span·class="w"> |
| 1198 | ··············</span><span·class="k">catch</span><span·class="w"> | 1198 | ··············</span><span·class="k">catch</span><span·class="w"> |
| 1199 | ················</span><span·class="n">Class</span><span·class="p">:</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 1199 | ················</span><span·class="n">Class</span><span·class="p">:</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1200 | ··················</span><span·class="p"·data-group-id="497 | 1200 | ··················</span><span·class="p"·data-group-id="5429718775-9">{</span><span·class="n">Class</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="5429718775-9">}</span><span·class="w"> |
| 1201 | ··············</span><span·class="k">end</span><span·class="w"> | 1201 | ··············</span><span·class="k">end</span><span·class="w"> |
| 1202 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 1202 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 1203 | ············</span><span·class="n">ReqIds</span><span·class="p"·data-group-id="497 | 1203 | ············</span><span·class="n">ReqIds</span><span·class="p"·data-group-id="5429718775-5">)</span><span·class="p">.</span></code></pre><p>If·an·<code·class="inline">erpc</code>·operation·fails,·but·it·is·unknown·if·the·function·is/will·be |
| 1204 | applied·(that·is,·a·timeout,·connection·loss,·or·an·improper·<code·class="inline">Nodes</code>·list),·the | 1204 | applied·(that·is,·a·timeout,·connection·loss,·or·an·improper·<code·class="inline">Nodes</code>·list),·the |
| 1205 | caller·will·not·receive·any·further·information·about·the·result·if/when·the | 1205 | caller·will·not·receive·any·further·information·about·the·result·if/when·the |
| 1206 | applied·function·completes.·If·the·applied·function·communicates·with·the | 1206 | applied·function·completes.·If·the·applied·function·communicates·with·the |
| 1207 | calling·process,·such·communication·may,·of·course,·reach·the·calling·process.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the | 1207 | calling·process,·such·communication·may,·of·course,·reach·the·calling·process.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the |
| 1208 | <code·class="inline">apply()</code>.·It·may·be·the·calling·process·itself,·a·server,·or·a·freshly | 1208 | <code·class="inline">apply()</code>.·It·may·be·the·calling·process·itself,·a·server,·or·a·freshly |
| 1209 | spawned·process.</p></section> | 1209 | spawned·process.</p></section> |
| 1210 | ··</section> | 1210 | ··</section> |
| Offset 1346, 17 lines modified | Offset 1346, 17 lines modified | ||
| 1346 | exception·if/when·an·invalid·<code·class="inline">RequestId</code>·is·detected·or·if·an·invalid·<code·class="inline">Timeout</code> | 1346 | exception·if/when·an·invalid·<code·class="inline">RequestId</code>·is·detected·or·if·an·invalid·<code·class="inline">Timeout</code> |
| 1347 | is·passed.</p><p>A·call·to·the·function·<code·class="inline">my_call(Node,·Module,·Function,·Args,·Timeout)</code>·below·is | 1347 | is·passed.</p><p>A·call·to·the·function·<code·class="inline">my_call(Node,·Module,·Function,·Args,·Timeout)</code>·below·is |
| 1348 | equivalent·to·the·call | 1348 | equivalent·to·the·call |
| 1349 | <a·href="#call/5"><code·class="inline">erpc:call(Node,·Module,·Function,·Args,·Timeout)</code></a>·if·one·disregards | 1349 | <a·href="#call/5"><code·class="inline">erpc:call(Node,·Module,·Function,·Args,·Timeout)</code></a>·if·one·disregards |
| 1350 | performance.·<code·class="inline">call()</code>·can·utilize·a·selective·receive·optimization·which·removes | 1350 | performance.·<code·class="inline">call()</code>·can·utilize·a·selective·receive·optimization·which·removes |
| 1351 | the·need·to·scan·the·message·queue·from·the·beginning·in·order·to·find·a | 1351 | the·need·to·scan·the·message·queue·from·the·beginning·in·order·to·find·a |
| 1352 | matching·message.·The·<code·class="inline">send_request()/receive_response()</code>·combination·can, | 1352 | matching·message.·The·<code·class="inline">send_request()/receive_response()</code>·combination·can, |
| 1353 | however,·not·utilize·this·optimization.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_call</span><span·class="p"·data-group-id="4 | 1353 | however,·not·utilize·this·optimization.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_call</span><span·class="p"·data-group-id="4566621184-1">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·142,·SHA:·0d48a2c384d4a4a54e214924df4af45786cad14e4297c1b58b6116017d7e317b·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1354 | ··</span><span·class="n">RequestId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">send_request</span><span·class="p"·data-group-id="4 | 1354 | ··</span><span·class="n">RequestId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">send_request</span><span·class="p"·data-group-id="4566621184-2">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·64,·SHA:·a6a26246e8acc4c3f1acf8c55a3496468844ad93271c9f3dded9ee0947efe977·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 1355 | ··</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">receive_response</span><span·class="p"·data-group-id="4 | 1355 | ··</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">receive_response</span><span·class="p"·data-group-id="4566621184-3">(</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Timeout</span><span·class="p"·data-group-id="4566621184-3">)</span><span·class="p">.</span></code></pre><p>If·the·<code·class="inline">erpc</code>·operation·fails,·but·it·is·unknown·if·the·function·is/will·be |
| 1356 | applied·(that·is,·a·timeout,·or·a·connection·loss),·the·caller·will·not·receive | 1356 | applied·(that·is,·a·timeout,·or·a·connection·loss),·the·caller·will·not·receive |
| 1357 | any·further·information·about·the·result·if/when·the·applied·function·completes. | 1357 | any·further·information·about·the·result·if/when·the·applied·function·completes. |
| 1358 | If·the·applied·function·explicitly·communicates·with·the·calling·process,·such | 1358 | If·the·applied·function·explicitly·communicates·with·the·calling·process,·such |
| 1359 | communication·may,·of·course,·reach·the·calling·process.</p> | 1359 | communication·may,·of·course,·reach·the·calling·process.</p> |
| 1360 | ··</section> | 1360 | ··</section> |
| 1361 | </section> | 1361 | </section> |
| 1362 | <section·class="detail"·id="receive_response/3"> | 1362 | <section·class="detail"·id="receive_response/3"> |
| Offset 1637, 17 lines modified | Offset 1637, 17 lines modified | ||
| 1637 | about·to·save·the·request·identifier·in·a·request·identifier·collection,·you·may | 1637 | about·to·save·the·request·identifier·in·a·request·identifier·collection,·you·may |
| 1638 | want·to·consider·using·<a·href="#send_request/6"><code·class="inline">send_request/6</code></a>·instead.</p><p>A·call·to·the·function·<code·class="inline">my_call(Node,·Module,·Function,·Args,·Timeout)</code>·below·is | 1638 | want·to·consider·using·<a·href="#send_request/6"><code·class="inline">send_request/6</code></a>·instead.</p><p>A·call·to·the·function·<code·class="inline">my_call(Node,·Module,·Function,·Args,·Timeout)</code>·below·is |
| 1639 | equivalent·to·the·call | 1639 | equivalent·to·the·call |
| 1640 | <a·href="#call/5"><code·class="inline">erpc:call(Node,·Module,·Function,·Args,·Timeout)</code></a>·if·one·disregards | 1640 | <a·href="#call/5"><code·class="inline">erpc:call(Node,·Module,·Function,·Args,·Timeout)</code></a>·if·one·disregards |
| 1641 | performance.·<code·class="inline">call()</code>·can·utilize·a·selective·receive·optimization·which·removes | 1641 | performance.·<code·class="inline">call()</code>·can·utilize·a·selective·receive·optimization·which·removes |
| 1642 | the·need·to·scan·the·message·queue·from·the·beginning·in·order·to·find·a | 1642 | the·need·to·scan·the·message·queue·from·the·beginning·in·order·to·find·a |
| 1643 | matching·message.·The·<code·class="inline">send_request()/receive_response()</code>·combination·can, | 1643 | matching·message.·The·<code·class="inline">send_request()/receive_response()</code>·combination·can, |
| 1644 | however,·not·utilize·this·optimization.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_call</span><span·class="p"·data-group-id=" | 1644 | however,·not·utilize·this·optimization.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_call</span><span·class="p"·data-group-id="7674519243-1">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·142,·SHA:·4ea8db4adcba2daa96429739b46621a11ef2b943172293a6690d36bfb1f3fe84·...·]3-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1645 | ··</span><span·class="n">RequestId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">send_request</span><span·class="p"·data-group-id=" | 1645 | ··</span><span·class="n">RequestId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">send_request</span><span·class="p"·data-group-id="7674519243-2">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·64,·SHA:·a6f3c03fcee98e6e27df4e418fbdfa3a4ff0b94a8613f003062fdbd2d79d06f5·...·]3-2">)</span><span·class="p">,</span><span·class="w"> |
| 1646 | ··</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">receive_response</span><span·class="p"·data-group-id=" | 1646 | ··</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">receive_response</span><span·class="p"·data-group-id="7674519243-3">(</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Timeout</span><span·class="p"·data-group-id="7674519243-3">)</span><span·class="p">.</span></code></pre><p>Fails·with·an·<code·class="inline">{erpc,·badarg}</code>·<code·class="inline">error</code>·exception·if:</p><ul><li><code·class="inline">Node</code>·is·not·an·atom.</li><li><code·class="inline">Module</code>·is·not·an·atom.</li><li><code·class="inline">Function</code>·is·not·an·atom.</li><li><code·class="inline">Args</code>·is·not·a·list.·Note·that·the·list·is·not·verified·to·be·a·proper·list |
| 1647 | at·the·client·side.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the | 1647 | at·the·client·side.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the |
| 1648 | <code·class="inline">apply()</code>.·It·may·be·a·server,·or·a·freshly·spawned·process.</p></section><p>Equivalent·to | 1648 | <code·class="inline">apply()</code>.·It·may·be·a·server,·or·a·freshly·spawned·process.</p></section><p>Equivalent·to |
| 1649 | <a·href="#send_request/6"><code·class="inline">erpc:send_request(Node,·erlang,·apply,·[Fun,[]]),·Label,·RequestIdCollection)</code></a>.</p><p>Fails·with·an·<code·class="inline">{erpc,·badarg}</code>·<code·class="inline">error</code>·exception·if:</p><ul><li><code·class="inline">Node</code>·is·not·an·atom.</li><li><code·class="inline">Fun</code>·is·not·a·fun·of·zero·arity.</li><li><code·class="inline">RequestIdCollection</code>·is·detected·not·to·be·request·identifier·collection.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the | 1649 | <a·href="#send_request/6"><code·class="inline">erpc:send_request(Node,·erlang,·apply,·[Fun,[]]),·Label,·RequestIdCollection)</code></a>.</p><p>Fails·with·an·<code·class="inline">{erpc,·badarg}</code>·<code·class="inline">error</code>·exception·if:</p><ul><li><code·class="inline">Node</code>·is·not·an·atom.</li><li><code·class="inline">Fun</code>·is·not·a·fun·of·zero·arity.</li><li><code·class="inline">RequestIdCollection</code>·is·detected·not·to·be·request·identifier·collection.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the |
| 1650 | <code·class="inline">apply()</code>.·It·may·be·a·server,·or·a·freshly·spawned·process.</p></section> | 1650 | <code·class="inline">apply()</code>.·It·may·be·a·server,·or·a·freshly·spawned·process.</p></section> |
| 1651 | ··</section> | 1651 | ··</section> |
| 1652 | </section> | 1652 | </section> |
| 1653 | <section·class="detail"·id="send_request/6"> | 1653 | <section·class="detail"·id="send_request/6"> |
| Offset 1869, 15 lines modified | Offset 1869, 15 lines modified | ||
| 1869 | ······<p·class="built-using"> | 1869 | ······<p·class="built-using"> |
| 1870 | ········Built·using | 1870 | ········Built·using |
| 1871 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1871 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1872 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1872 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1873 | ······</p> | 1873 | ······</p> |
| 1874 | <p>Copyright·©·1996-202 | 1874 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1875 | ····</footer> | 1875 | ····</footer> |
| 1876 | ··</div> | 1876 | ··</div> |
| 1877 | </main> | 1877 | </main> |
| 1878 | </div> | 1878 | </div> |
| 1879 | <script> | 1879 | <script> |
| 1880 | ··function·mermaidLoaded()·{ | 1880 | ··function·mermaidLoaded()·{ |
| 1881 | ····mermaid.initialize({ | 1881 | ····mermaid.initialize({ |
| Offset 325, 15 lines modified | Offset 325, 15 lines modified | ||
| 325 | ······<p·class="built-using"> | 325 | ······<p·class="built-using"> |
| 326 | ········Built·using | 326 | ········Built·using |
| 327 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 327 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 328 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 328 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 329 | ······</p> | 329 | ······</p> |
| 330 | <p>Copyright·©·1996-202 | 330 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 331 | ····</footer> | 331 | ····</footer> |
| 332 | ··</div> | 332 | ··</div> |
| 333 | </main> | 333 | </main> |
| 334 | </div> | 334 | </div> |
| 335 | <script> | 335 | <script> |
| 336 | ··function·mermaidLoaded()·{ | 336 | ··function·mermaidLoaded()·{ |
| 337 | ····mermaid.initialize({ | 337 | ····mermaid.initialize({ |
| Offset 1204, 15 lines modified | Offset 1204, 15 lines modified | ||
| 1204 | ······<p·class="built-using"> | 1204 | ······<p·class="built-using"> |
| 1205 | ········Built·using | 1205 | ········Built·using |
| 1206 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1206 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1207 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1207 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1208 | ······</p> | 1208 | ······</p> |
| 1209 | <p>Copyright·©·1996-202 | 1209 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1210 | ····</footer> | 1210 | ····</footer> |
| 1211 | ··</div> | 1211 | ··</div> |
| 1212 | </main> | 1212 | </main> |
| 1213 | </div> | 1213 | </div> |
| 1214 | <script> | 1214 | <script> |
| 1215 | ··function·mermaidLoaded()·{ | 1215 | ··function·mermaidLoaded()·{ |
| 1216 | ····mermaid.initialize({ | 1216 | ····mermaid.initialize({ |
| Offset 176, 39 lines modified | Offset 176, 39 lines modified | ||
| 176 | running·its·file·server·as·slave·to·the·file·server·of·another·node,·and·the | 176 | running·its·file·server·as·slave·to·the·file·server·of·another·node,·and·the |
| 177 | other·node·runs·on·some·other·host·machine,·they·can·have·different·file | 177 | other·node·runs·on·some·other·host·machine,·they·can·have·different·file |
| 178 | systems.·However,·this·is·seldom·a·problem.</p></section><p><a·href="#open/2"><code·class="inline">open/2</code></a>·can·be·given·the·options·<code·class="inline">delayed_write</code>·and·<code·class="inline">read_ahead</code>·to·turn·on | 178 | systems.·However,·this·is·seldom·a·problem.</p></section><p><a·href="#open/2"><code·class="inline">open/2</code></a>·can·be·given·the·options·<code·class="inline">delayed_write</code>·and·<code·class="inline">read_ahead</code>·to·turn·on |
| 179 | caching,·which·will·reduce·the·number·of·operating·system·calls·and·greatly | 179 | caching,·which·will·reduce·the·number·of·operating·system·calls·and·greatly |
| 180 | improve·performance·for·small·reads·and·writes.·However,·the·overhead·won't | 180 | improve·performance·for·small·reads·and·writes.·However,·the·overhead·won't |
| 181 | disappear·completely·and·it's·best·to·keep·the·number·of·file·operations·to·a | 181 | disappear·completely·and·it's·best·to·keep·the·number·of·file·operations·to·a |
| 182 | minimum.·As·a·contrived·example,·the·following·function·writes·4MB·in·2.5 | 182 | minimum.·As·a·contrived·example,·the·following·function·writes·4MB·in·2.5 |
| 183 | seconds·when·tested:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">create_file_slow</span><span·class="p"·data-group-id=" | 183 | seconds·when·tested:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="3542355844-1">(</span><span·class="n">Name</span><span·class="p"·data-group-id="3542355844-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 184 | ····</span><span·class="p"·data-group-id=" | 184 | ····</span><span·class="p"·data-group-id="3542355844-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="3542355844-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·612,·SHA:·ec62302acd74ebebf339c7d19c9f4879d861c44c3f345b571fc9a639c30b2026·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 185 | ····</span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id=" | 185 | ····</span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id="3542355844-5">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="w">·</span><span·class="ow">bsl</span><span·class="w">·</span><span·class="mi">20</span><span·class="p"·data-group-id="3542[·...·truncated·by·diffoscope;·len:·6,·SHA:·c5274ee1222dc5855036f2deb031b14761150b276fc44fed6b3f090a885d774f·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 186 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 186 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="3542355844-6">(</span><span·class="n">Fd</span><span·class="p"·data-group-id="3542355844-6">)</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id=" | 187 | </span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id="3542355844-7">(</span><span·class="p">_</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="3542355844-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 188 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 188 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 189 | </span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id=" | 189 | </span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id="3542355844-8">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="p"·data-group-id="3542355844-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 190 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 190 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="3542355844-9">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3542355844-10"><<</span><span·class="mi">0</span><span·class="p"·data-group-id="3542355844-10">>></span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·780a2c020c759fe3c78e69db8af48829dbef42d1ca50280cac61e275179b566d·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 191 | ····</span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id=" | 191 | ····</span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id="3542355844-11">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="35423558[·...·truncated·by·diffoscope;·len:·2,·SHA:·71ee45a3c0db9a9865f7313dd3372cf60dca6479d46261f3542eb9346e4a04d6·...·]-11">)</span><span·class="p">.</span></code></pre><p>The·following·functionally·equivalent·code·writes·128·bytes·per·call·to |
| 192 | <a·href="#write/2"><code·class="inline">write/2</code></a>·and·so·does·the·same·work·in·0.08·seconds,·which·is·roughly·30·times | 192 | <a·href="#write/2"><code·class="inline">write/2</code></a>·and·so·does·the·same·work·in·0.08·seconds,·which·is·roughly·30·times |
| 193 | faster:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">create_file</span><span·class="p"·data-group-id=" | 193 | faster:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">create_file</span><span·class="p"·data-group-id="2330619826-1">(</span><span·class="n">Name</span><span·class="p"·data-group-id="2330619826-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | ····</span><span·class="p"·data-group-id=" | 194 | ····</span><span·class="p"·data-group-id="2330619826-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="2330619826-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·612,·SHA:·cf7811d8e6071a26b09b32bde077f1370b924000e7265727f4cd2a6742b96dd0·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 195 | ····</span><span·class="nf">create_file_1</span><span·class="p"·data-group-id=" | 195 | ····</span><span·class="nf">create_file_1</span><span·class="p"·data-group-id="2330619826-5">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="w">·</span><span·class="ow">bsl</span><span·class="w">·</span><span·class="mi">20</span><span·class="p"·data-group-id="2330[·...·truncated·by·diffoscope;·len:·6,·SHA:·c20d4d450edb92c6907d60a5b5eaff9d4356f66ef5cf00d30fe44b8db8ad8205·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 196 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 196 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="2330619826-6">(</span><span·class="n">Fd</span><span·class="p"·data-group-id="2330619826-6">)</span><span·class="p">,</span><span·class="w"> |
| 197 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 197 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="nf">create_file_1</span><span·class="p"·data-group-id=" | 198 | </span><span·class="nf">create_file_1</span><span·class="p"·data-group-id="2330619826-7">(</span><span·class="p">_</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="2330619826-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 199 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 200 | </span><span·class="nf">create_file_1</span><span·class="p"·data-group-id=" | 200 | </span><span·class="nf">create_file_1</span><span·class="p"·data-group-id="2330619826-8">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="p"·data-group-id="2330619826-8">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">M</span><span·class="w">·</span><span·class="o">>=</span><span·class="w">·</span><span·class="mi">128</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 201 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="2330619826-9">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2330619826-10"><<</span><span·class="mi">0</span><span·class="p">:</span><span·class="p"·data-group-id="2330619826-11">(</sp[·...·truncated·by·diffoscope;·len:·287,·SHA:·afb638ae8f8b6b68ac7d10ec2af237b6caab51119237c5ae73deafa9f6c7dfbd·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 202 | ····</span><span·class="nf">create_file_1</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="nf">create_file_1</span><span·class="p"·data-group-id="2330619826-12">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">128</span><span·class="p"·data-group-id="233061[·...·truncated·by·diffoscope;·len:·4,·SHA:·1903f120adc6a5a827f507bd785dd06af67c31c3d40075738e5c62e97451e34e·...·]-12">)</span><span·class="p">;</span><span·class="w"> |
| 203 | </span><span·class="nf">create_file_1</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nf">create_file_1</span><span·class="p"·data-group-id="2330619826-13">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="p"·data-group-id="2330619826-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 204 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="2330619826-14">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2330619826-15"><<</span><span·class="mi">0</span><span·class="p">:</span><span·class="p"·data-group-id="2330619826-16">(</s[·...·truncated·by·diffoscope;·len:·285,·SHA:·87a4aaebe8df46fa02ef45ee7dc84d70d7966ba82f8a9fc8af133168f1ed26e4·...·]-14">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nf">create_file_1</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="nf">create_file_1</span><span·class="p"·data-group-id="2330619826-17">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="23306198[·...·truncated·by·diffoscope;·len:·2,·SHA:·5f9c4ab08cac7457e9111a30e4664920607ea2c115a1433d7be98e97e64244ca·...·]-17">)</span><span·class="p">.</span></code></pre><p>When·writing·data·it's·generally·more·efficient·to·write·a·list·of·binaries |
| 206 | rather·than·a·list·of·integers.·It·is·not·needed·to·flatten·a·deep·list·before | 206 | rather·than·a·list·of·integers.·It·is·not·needed·to·flatten·a·deep·list·before |
| 207 | writing.·On·Unix·hosts,·scatter·output,·which·writes·a·set·of·buffers·in·one | 207 | writing.·On·Unix·hosts,·scatter·output,·which·writes·a·set·of·buffers·in·one |
| 208 | operation,·is·used·when·possible.·In·this·way | 208 | operation,·is·used·when·possible.·In·this·way |
| 209 | <a·href="#write/2"><code·class="inline">write(FD,·[Bin1,·Bin2·|·Bin3])</code></a>·writes·the·contents·of·the | 209 | <a·href="#write/2"><code·class="inline">write(FD,·[Bin1,·Bin2·|·Bin3])</code></a>·writes·the·contents·of·the |
| 210 | binaries·without·copying·the·data·at·all,·except·for·perhaps·deep·down·in·the | 210 | binaries·without·copying·the·data·at·all,·except·for·perhaps·deep·down·in·the |
| 211 | operating·system·kernel.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>If·an·error·occurs·when·accessing·an·open·file·with·module·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html"><code·class="inline">io</code></a>,·the·process | 211 | operating·system·kernel.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>If·an·error·occurs·when·accessing·an·open·file·with·module·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html"><code·class="inline">io</code></a>,·the·process |
| 212 | handling·the·file·exits.·The·dead·file·process·can·hang·if·a·process·tries·to | 212 | handling·the·file·exits.·The·dead·file·process·can·hang·if·a·process·tries·to |
| Offset 1956, 16 lines modified | Offset 1956, 16 lines modified | ||
| 1956 | ······</div> | 1956 | ······</div> |
| 1957 | <p>Reads·Erlang·terms,·separated·by·<code·class="inline">.</code>,·from·<code·class="inline">Filename</code>.·Returns·one·of·the | 1957 | <p>Reads·Erlang·terms,·separated·by·<code·class="inline">.</code>,·from·<code·class="inline">Filename</code>.·Returns·one·of·the |
| 1958 | following:</p><ul><li><p><strong><code·class="inline">{ok,·Terms}</code></strong>·-·The·file·was·successfully·read.</p></li><li><p><strong><code·class="inline">{error,·atom()}</code></strong>·-·An·error·occurred·when·opening·the·file·or·reading·it. | 1958 | following:</p><ul><li><p><strong><code·class="inline">{ok,·Terms}</code></strong>·-·The·file·was·successfully·read.</p></li><li><p><strong><code·class="inline">{error,·atom()}</code></strong>·-·An·error·occurred·when·opening·the·file·or·reading·it. |
| 1959 | For·a·list·of·typical·error·codes,·see·<a·href="#open/2"><code·class="inline">open/2</code></a>.</p></li><li><p><strong><code·class="inline">{error,·{Line,·Mod,·Term}}</code></strong>·-·An·error·occurred·when·interpreting·the | 1959 | For·a·list·of·typical·error·codes,·see·<a·href="#open/2"><code·class="inline">open/2</code></a>.</p></li><li><p><strong><code·class="inline">{error,·{Line,·Mod,·Term}}</code></strong>·-·An·error·occurred·when·interpreting·the |
| 1960 | Erlang·terms·in·the·file.·To·convert·the·three-element·tuple·to·an·English | 1960 | Erlang·terms·in·the·file.·To·convert·the·three-element·tuple·to·an·English |
| 1961 | description·of·the·error,·use·<a·href="#format_error/1"><code·class="inline">format_error/1</code></a>.</p></li></ul><p><em>Example:</em></p><pre><code·class="text">f.txt:··{person,·"kalle",·25}. | 1961 | description·of·the·error,·use·<a·href="#format_error/1"><code·class="inline">format_error/1</code></a>.</p></li></ul><p><em>Example:</em></p><pre><code·class="text">f.txt:··{person,·"kalle",·25}. |
| 1962 | ········{person,·"pelle",·30}.</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">consult</span><span·class="p"·data-group-id=" | 1962 | ········{person,·"pelle",·30}.</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">consult</span><span·class="p"·data-group-id="6272791260-1">(</span><span·class="s">"f.txt"</span><span·class="p"·data-group-id="6272791260-1">)</span><span·class="p">.</span><span·class="w"> |
| 1963 | </span><span·class="p"·data-group-id=" | 1963 | </span><span·class="p"·data-group-id="6272791260-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="6272791260-3">[</span><span·class="p"·data-group-id="6272791260-4">{</span><span·class="ss">person</span><span·class="p">,</span><span·class="s">"ka[·...·truncated·by·diffoscope;·len:·487,·SHA:·e4f56a6e6bc807723a51ccfef940c011ac699a2b45aa39bd519a4a97a5082ac2·...·]-2">}</span></code></pre><p>The·encoding·of·<code·class="inline">Filename</code>·can·be·set·by·a·comment,·as·described·in |
| 1964 | <a·href="../../../../lib/stdlib-6.2/doc/html/epp.html#encoding"><code·class="inline">epp</code></a>.</p> | 1964 | <a·href="../../../../lib/stdlib-6.2/doc/html/epp.html#encoding"><code·class="inline">epp</code></a>.</p> |
| 1965 | ··</section> | 1965 | ··</section> |
| 1966 | </section> | 1966 | </section> |
| 1967 | <section·class="detail"·id="copy/2"> | 1967 | <section·class="detail"·id="copy/2"> |
| 1968 | ··<div·class="detail-header"> | 1968 | ··<div·class="detail-header"> |
| 1969 | ····<a·href="#copy/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1969 | ····<a·href="#copy/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 3246, 15 lines modified | Offset 3246, 15 lines modified | ||
| 3246 | ····························FileInfo·::·<a·href="#t:file_info/0">file_info</a>(), | 3246 | ····························FileInfo·::·<a·href="#t:file_info/0">file_info</a>(), |
| 3247 | ····························Reason·::·<a·href="#t:posix/0">posix</a>()·|·badarg.</pre> | 3247 | ····························Reason·::·<a·href="#t:posix/0">posix</a>()·|·badarg.</pre> |
| 3248 | ······</div> | 3248 | ······</div> |
| 3249 | <p>Retrieves·information·about·a·file.·Returns·<code·class="inline">{ok,·FileInfo}</code>·if·successful, | 3249 | <p>Retrieves·information·about·a·file.·Returns·<code·class="inline">{ok,·FileInfo}</code>·if·successful, |
| 3250 | otherwise·<code·class="inline">{error,·Reason}</code>.</p><p><code·class="inline">FileInfo</code>·is·a·record·<code·class="inline">file_info</code>,·defined·in·the·Kernel·include·file·<code·class="inline">file.hrl</code>. | 3250 | otherwise·<code·class="inline">{error,·Reason}</code>.</p><p><code·class="inline">FileInfo</code>·is·a·record·<code·class="inline">file_info</code>,·defined·in·the·Kernel·include·file·<code·class="inline">file.hrl</code>. |
| 3251 | Include·the·following·directive·in·the·module·from·which·the·function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 3251 | Include·the·following·directive·in·the·module·from·which·the·function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="7896363759-1">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="7896363759-1">)</span><span·class="p">.</span></code></pre><p>The·time·type·returned·in·<code·class="inline">atime</code>,·<code·class="inline">mtime</code>,·and·<code·class="inline">ctime</code>·is·dependent·on·the·time |
| 3252 | type·set·in·<code·class="inline">Opts·::·{time,·Type}</code>·as·follows:</p><ul><li><p><strong><code·class="inline">local</code></strong>·-·Returns·local·time.</p></li><li><p><strong><code·class="inline">universal</code></strong>·-·Returns·universal·time.</p></li><li><p><strong><code·class="inline">posix</code></strong>·-·Returns·seconds·since·or·before·Unix·time·epoch,·which·is | 3252 | type·set·in·<code·class="inline">Opts·::·{time,·Type}</code>·as·follows:</p><ul><li><p><strong><code·class="inline">local</code></strong>·-·Returns·local·time.</p></li><li><p><strong><code·class="inline">universal</code></strong>·-·Returns·universal·time.</p></li><li><p><strong><code·class="inline">posix</code></strong>·-·Returns·seconds·since·or·before·Unix·time·epoch,·which·is |
| 3253 | 1970-01-01·00:00·UTC.</p></li></ul><p>Default·is·<code·class="inline">{time,·local}</code>.</p><p>If·the·option·<code·class="inline">raw</code>·is·set,·the·file·server·is·not·called·and·only·information | 3253 | 1970-01-01·00:00·UTC.</p></li></ul><p>Default·is·<code·class="inline">{time,·local}</code>.</p><p>If·the·option·<code·class="inline">raw</code>·is·set,·the·file·server·is·not·called·and·only·information |
| 3254 | about·local·files·is·returned.·Note·that·this·will·break·this·module's·atomicity | 3254 | about·local·files·is·returned.·Note·that·this·will·break·this·module's·atomicity |
| 3255 | guarantees·as·it·can·race·with·a·concurrent·call·to | 3255 | guarantees·as·it·can·race·with·a·concurrent·call·to |
| 3256 | <a·href="#write_file_info/2"><code·class="inline">write_file_info/1,2</code>·</a>.</p><p>This·option·has·no·effect·when·the·function·is·given·an·I/O·device·instead·of·a | 3256 | <a·href="#write_file_info/2"><code·class="inline">write_file_info/1,2</code>·</a>.</p><p>This·option·has·no·effect·when·the·function·is·given·an·I/O·device·instead·of·a |
| 3257 | file·name.·Use·<a·href="#open/2"><code·class="inline">open/2</code></a>·with·the·<code·class="inline">raw</code>·mode·to·obtain·a·file·descriptor·first.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>As·file·times·are·stored·in·POSIX·time·on·most·OS,·it·is·faster·to·query·file | 3257 | file·name.·Use·<a·href="#open/2"><code·class="inline">open/2</code></a>·with·the·<code·class="inline">raw</code>·mode·to·obtain·a·file·descriptor·first.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>As·file·times·are·stored·in·POSIX·time·on·most·OS,·it·is·faster·to·query·file |
| 3258 | information·with·option·<code·class="inline">posix</code>.</p></section><p>The·record·<code·class="inline">file_info</code>·contains·the·following·fields:</p><ul><li><p><strong><code·class="inline">size·=</code>·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·Size·of·file·in·bytes.</p></li><li><p><strong><code·class="inline">type·=·device·|·directory·|·other·|·regular</code></strong>·-·The·type·of·the·file.·Can | 3258 | information·with·option·<code·class="inline">posix</code>.</p></section><p>The·record·<code·class="inline">file_info</code>·contains·the·following·fields:</p><ul><li><p><strong><code·class="inline">size·=</code>·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·Size·of·file·in·bytes.</p></li><li><p><strong><code·class="inline">type·=·device·|·directory·|·other·|·regular</code></strong>·-·The·type·of·the·file.·Can |
| Offset 3900, 15 lines modified | Offset 3900, 15 lines modified | ||
| 3900 | ·····························Reason·::·<a·href="#t:posix/0">posix</a>()·|·badarg.</pre> | 3900 | ·····························Reason·::·<a·href="#t:posix/0">posix</a>()·|·badarg.</pre> |
| 3901 | ······</div> | 3901 | ······</div> |
| 3902 | <p>Changes·file·information.·Returns·<code·class="inline">ok</code>·if·successful,·otherwise | 3902 | <p>Changes·file·information.·Returns·<code·class="inline">ok</code>·if·successful,·otherwise |
| 3903 | <code·class="inline">{error,·Reason}</code>.</p><p><code·class="inline">FileInfo</code>·is·a·record·<code·class="inline">file_info</code>,·defined·in·the·Kernel | 3903 | <code·class="inline">{error,·Reason}</code>.</p><p><code·class="inline">FileInfo</code>·is·a·record·<code·class="inline">file_info</code>,·defined·in·the·Kernel |
| 3904 | include·file·<code·class="inline">file.hrl</code>.·Include·the·following·directive·in·the·module·from | 3904 | include·file·<code·class="inline">file.hrl</code>.·Include·the·following·directive·in·the·module·from |
| 3905 | which·the·function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 3905 | which·the·function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="1998750961-1">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="1998750961-1">)</span><span·class="p">.</span></code></pre><p>The·time·type·set·in·<code·class="inline">atime</code>,·<code·class="inline">mtime</code>,·and·<code·class="inline">ctime</code>·depends·on·the·time·type·set |
| 3906 | in·<code·class="inline">Opts·::·{time,·Type}</code>·as·follows:</p><ul><li><p><strong><code·class="inline">local</code></strong>·-·Interprets·the·time·set·as·local.</p></li><li><p><strong><code·class="inline">universal</code></strong>·-·Interprets·it·as·universal·time.</p></li><li><p><strong><code·class="inline">posix</code></strong>·-·Must·be·seconds·since·or·before·Unix·time·epoch,·which·is | 3906 | in·<code·class="inline">Opts·::·{time,·Type}</code>·as·follows:</p><ul><li><p><strong><code·class="inline">local</code></strong>·-·Interprets·the·time·set·as·local.</p></li><li><p><strong><code·class="inline">universal</code></strong>·-·Interprets·it·as·universal·time.</p></li><li><p><strong><code·class="inline">posix</code></strong>·-·Must·be·seconds·since·or·before·Unix·time·epoch,·which·is |
| 3907 | 1970-01-01·00:00·UTC.</p></li></ul><p>Default·is·<code·class="inline">{time,·local}</code>.</p><p>If·the·option·<code·class="inline">raw</code>·is·set,·the·file·server·is·not·called·and·only·information | 3907 | 1970-01-01·00:00·UTC.</p></li></ul><p>Default·is·<code·class="inline">{time,·local}</code>.</p><p>If·the·option·<code·class="inline">raw</code>·is·set,·the·file·server·is·not·called·and·only·information |
| 3908 | about·local·files·is·returned.</p><p>The·following·fields·are·used·from·the·record,·if·they·are·specified:</p><ul><li><p><strong><code·class="inline">atime·=</code>·<a·href="#t:date_time/0"><code·class="inline">date_time/0</code></a>·<code·class="inline">|</code>·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·The·last·time·the·file·was | 3908 | about·local·files·is·returned.</p><p>The·following·fields·are·used·from·the·record,·if·they·are·specified:</p><ul><li><p><strong><code·class="inline">atime·=</code>·<a·href="#t:date_time/0"><code·class="inline">date_time/0</code></a>·<code·class="inline">|</code>·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·The·last·time·the·file·was |
| 3909 | read.</p></li><li><p><strong><code·class="inline">mtime·=</code>·<a·href="#t:date_time/0"><code·class="inline">date_time/0</code></a>·<code·class="inline">|</code>·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·The·last·time·the·file·was | 3909 | read.</p></li><li><p><strong><code·class="inline">mtime·=</code>·<a·href="#t:date_time/0"><code·class="inline">date_time/0</code></a>·<code·class="inline">|</code>·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·The·last·time·the·file·was |
| 3910 | written.</p></li><li><p><strong><code·class="inline">ctime·=</code>·<a·href="#t:date_time/0"><code·class="inline">date_time/0</code></a>·<code·class="inline">|</code>·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·On·Unix,·any·value | 3910 | written.</p></li><li><p><strong><code·class="inline">ctime·=</code>·<a·href="#t:date_time/0"><code·class="inline">date_time/0</code></a>·<code·class="inline">|</code>·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·On·Unix,·any·value |
| 3911 | specified·for·this·field·is·ignored·(the·"ctime"·for·the·file·is·set·to·the | 3911 | specified·for·this·field·is·ignored·(the·"ctime"·for·the·file·is·set·to·the |
| 3912 | current·time).·On·Windows,·this·field·is·the·new·creation·time·to·set·for·the | 3912 | current·time).·On·Windows,·this·field·is·the·new·creation·time·to·set·for·the |
| Offset 3942, 15 lines modified | Offset 3942, 15 lines modified | ||
| 3942 | ······<p·class="built-using"> | 3942 | ······<p·class="built-using"> |
| 3943 | ········Built·using | 3943 | ········Built·using |
| 3944 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3944 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3945 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3945 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3946 | ······</p> | 3946 | ······</p> |
| 3947 | <p>Copyright·©·1996-202 | 3947 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3948 | ····</footer> | 3948 | ····</footer> |
| 3949 | ··</div> | 3949 | ··</div> |
| 3950 | </main> | 3950 | </main> |
| 3951 | </div> | 3951 | </div> |
| 3952 | <script> | 3952 | <script> |
| 3953 | ··function·mermaidLoaded()·{ | 3953 | ··function·mermaidLoaded()·{ |
| 3954 | ····mermaid.initialize({ | 3954 | ····mermaid.initialize({ |
| Offset 126, 35 lines modified | Offset 126, 35 lines modified | ||
| 126 | ··</h1> | 126 | ··</h1> |
| 127 | ····<section·id="moduledoc"> | 127 | ····<section·id="moduledoc"> |
| 128 | <p>Interface·to·TCP/IP·sockets.</p><p>This·module·provides·functions·for·communicating·over·TCP/IP | 128 | <p>Interface·to·TCP/IP·sockets.</p><p>This·module·provides·functions·for·communicating·over·TCP/IP |
| 129 | protocol·sockets.</p><p>The·following·code·fragment·is·a·simple·example·of·a·client·connecting·to·a | 129 | protocol·sockets.</p><p>The·following·code·fragment·is·a·simple·example·of·a·client·connecting·to·a |
| 130 | server·at·port·5678,·transferring·a·binary,·and·closing·the·connection:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">client</span><span·class="p"·data-group-id="96 | 130 | server·at·port·5678,·transferring·a·binary,·and·closing·the·connection:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">client</span><span·class="p"·data-group-id="8962165438-1">(</span><span·class="p"·data-group-id="8962165438-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 131 | ····</span><span·class="n">SomeHostInNet</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"localhost"</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·to·make·it·runnable·on·one·machine</span><span·class="w"> | 131 | ····</span><span·class="n">SomeHostInNet</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"localhost"</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·to·make·it·runnable·on·one·machine</span><span·class="w"> |
| 132 | ····</span><span·class="p"·data-group-id="96 | 132 | ····</span><span·class="p"·data-group-id="8962165438-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sock</span><span·class="p"·data-group-id="8962165438-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·119,·SHA:·f0062236e219bd39fd91481fb40375c43967aeda5876e159e0d6d15972ff2e74·...·]-3">(</span><span·class="n">SomeHostInNet</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">5678</span><span·class="p">,</span><span·class="w"> |
| 133 | ·································</span><span·class="p"·data-group-id="96 | 133 | ·································</span><span·class="p"·data-group-id="8962165438-4">[</span><span·class="ss">binary</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8962165438-5">{</span><span·class="ss">packet</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span>[·...·truncated·by·diffoscope;·len:·147,·SHA:·c62c1c4c30f75042e88080318b7cd5d6c57d3e163ea36948e8e8e7a8d5c9c37b·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 134 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="96 | 134 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="8962165438-6">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Some·Data"</span><span·class="p"·data-group-id="8962165438-6">)</span><span·class="p">,</span><span·class="w"> |
| 135 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="96 | 135 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="8962165438-7">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="8962165438-7">)</span><span·class="p">.</span></code></pre><p>At·the·other·end,·a·server·is·listening·on·port·5678,·accepts·the·connection, |
| 136 | and·receives·the·binary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">server</span><span·class="p"·data-group-id=" | 136 | and·receives·the·binary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">server</span><span·class="p"·data-group-id="7816844272-1">(</span><span·class="p"·data-group-id="7816844272-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 137 | ····</span><span·class="p"·data-group-id=" | 137 | ····</span><span·class="p"·data-group-id="7816844272-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">LSock</span><span·class="p"·data-group-id="7816844272-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·535,·SHA:·82497722f3b66dd68e7a6e7f51b11db0a1807bc64a79cdd4c8c5f2bf26903b80·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 138 | ········································</span><span·class="p"·data-group-id=" | 138 | ········································</span><span·class="p"·data-group-id="7816844272-6">{</span><span·class="ss">active</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="7816844272-6">}</span><span·class="p"·data-group-id="7816844272-4">]</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·cbc79468d964f968e5c17487f515d9a3d52e76589a1d123df06718c301b5a757·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 139 | ····</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="p"·data-group-id="7816844272-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sock</span><span·class="p"·data-group-id="7816844272-7">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·199,·SHA:·28ed18c8cf1c719e5f3246939f2cf26c310809974218f486464fde2527dd422b·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 140 | ····</span><span·class="p"·data-group-id=" | 140 | ····</span><span·class="p"·data-group-id="7816844272-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><span·class="p"·data-group-id="7816844272-9">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·300,·SHA:·eeeae2386d58e2abd937db63bddab9d0aaac98475383e457458575f2eb64dc7e·...·]-10">)</span><span·class="p">,</span><span·class="w"> |
| 141 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 141 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="7816844272-12">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="7816844272-12">)</span><span·class="p">,</span><span·class="w"> |
| 142 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 142 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="7816844272-13">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="7816844272-13">)</span><span·class="p">,</span><span·class="w"> |
| 143 | ····</span><span·class="n">Bin</span><span·class="p">.</span><span·class="w"> | 143 | ····</span><span·class="n">Bin</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="nf">do_recv</span><span·class="p"·data-group-id=" | 144 | </span><span·class="nf">do_recv</span><span·class="p"·data-group-id="7816844272-14">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bs</span><span·class="p"·data-group-id="7816844272-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 145 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id=" | 145 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="7816844272-15">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="7816844272-15">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 146 | ········</span><span·class="p"·data-group-id=" | 146 | ········</span><span·class="p"·data-group-id="7816844272-16">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="p"·data-group-id="7816844272-16">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 147 | ············</span><span·class="nf">do_recv</span><span·class="p"·data-group-id=" | 147 | ············</span><span·class="nf">do_recv</span><span·class="p"·data-group-id="7816844272-17">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7816844272-18">[</span><span·class="n">Bs</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·c[·...·truncated·by·diffoscope;·len:·88,·SHA:·e2ca21a38e469c8e31f520912b924511020e8aeafeb5b70ec9fd91113a6b0416·...·]-17">)</span><span·class="p">;</span><span·class="w"> |
| 148 | ········</span><span·class="p"·data-group-id="9820089063-19">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">closed</span><span·class="p"·data-group-id="9820089063-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 149 | ········ | 148 | ········</span><span·class="p"·data-group-id="7816844272-19">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">closed</span><span·class="p"·data-group-id="7816844272-19">}</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·11,·SHA:·729ec6a90153422f6d3e5f23f801dfde120453a477458b8201046ba74dbb1028·...·]</span><span·class="w"> |
| 149 | ············</span><span·class="p"·data-group-id="7816844272-20">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="7816844272-21">(</span><span·class="n">Bs</span><span·class="p"·data-group-id="7816844272-21">)</span><span·class="p"·data-group-id="7816844272-20">}</span><span·class="w"> | ||
| 150 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>For·more·examples,·see·section·<a·href="#module-examples">Examples</a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Functions·that·create·sockets·can·take·an·optional·option; | 150 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>For·more·examples,·see·section·<a·href="#module-examples">Examples</a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Functions·that·create·sockets·can·take·an·optional·option; |
| 151 | <code·class="inline">{inet_backend, Backend}</code>·that,·if·specified,·has·to·be·the·first·option.·This | 151 | <code·class="inline">{inet_backend, Backend}</code>·that,·if·specified,·has·to·be·the·first·option.·This |
| 152 | selects·the·implementation·backend·towards·the·platform's·socket·API.</p><p>This·is·a·<em>temporary</em>·option·that·will·be·ignored·in·a·future·release.</p><p>The·default·is·<code·class="inline">Backend = inet</code>·that·selects·the·traditional·<code·class="inline">inet_drv.c</code> | 152 | selects·the·implementation·backend·towards·the·platform's·socket·API.</p><p>This·is·a·<em>temporary</em>·option·that·will·be·ignored·in·a·future·release.</p><p>The·default·is·<code·class="inline">Backend = inet</code>·that·selects·the·traditional·<code·class="inline">inet_drv.c</code> |
| 153 | driver.·The·other·choice·is·<code·class="inline">Backend = socket</code>·that·selects·the·new·<a·href="socket.html"><code·class="inline">socket</code></a> | 153 | driver.·The·other·choice·is·<code·class="inline">Backend = socket</code>·that·selects·the·new·<a·href="socket.html"><code·class="inline">socket</code></a> |
| 154 | module·and·its·NIF·implementation.</p><p>The·system·default·can·be·changed·when·the·node·is·started·with·the | 154 | module·and·its·NIF·implementation.</p><p>The·system·default·can·be·changed·when·the·node·is·started·with·the |
| 155 | application·<code·class="inline">kernel</code>'s·configuration·variable·<code·class="inline">inet_backend</code>.</p><p>For·<code·class="inline">gen_tcp</code>·with·<code·class="inline">inet_backend·=·socket</code>·we·have·tried·to·be·as·"compatible" | 155 | application·<code·class="inline">kernel</code>'s·configuration·variable·<code·class="inline">inet_backend</code>.</p><p>For·<code·class="inline">gen_tcp</code>·with·<code·class="inline">inet_backend·=·socket</code>·we·have·tried·to·be·as·"compatible" |
| 156 | as·possible·which·has·sometimes·been·impossible.·Here·is·a·list·of·cases·when | 156 | as·possible·which·has·sometimes·been·impossible.·Here·is·a·list·of·cases·when |
| Offset 185, 91 lines modified | Offset 185, 91 lines modified | ||
| 185 | ··<span·class="text">Examples</span> | 185 | ··<span·class="text">Examples</span> |
| 186 | </h2> | 186 | </h2> |
| 187 | <p>The·following·example·illustrates·use·of·option·<code·class="inline">{active,once}</code>·and·multiple | 187 | <p>The·following·example·illustrates·use·of·option·<code·class="inline">{active,once}</code>·and·multiple |
| 188 | accepts·by·implementing·a·server·as·a·number·of·worker·processes·doing·accept·on | 188 | accepts·by·implementing·a·server·as·a·number·of·worker·processes·doing·accept·on |
| 189 | a·single·listening·socket.·Function·<code·class="inline">start/2</code>·takes·the·number·of·worker | 189 | a·single·listening·socket.·Function·<code·class="inline">start/2</code>·takes·the·number·of·worker |
| 190 | processes·and·the·port·number·on·which·to·listen·for·incoming·connections.·If | 190 | processes·and·the·port·number·on·which·to·listen·for·incoming·connections.·If |
| 191 | <code·class="inline">LPort</code>·is·specified·as·<code·class="inline">0</code>,·an·ephemeral·port·number·is·used,·which·is·why·the | 191 | <code·class="inline">LPort</code>·is·specified·as·<code·class="inline">0</code>,·an·ephemeral·port·number·is·used,·which·is·why·the |
| 192 | start·function·returns·the·actual·port·number·allocated:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start</span><span·class="p"·data-group-id=" | 192 | start·function·returns·the·actual·port·number·allocated:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start</span><span·class="p"·data-group-id="8520447520-1">(</span><span·class="n">Num</span><span·class="p">,</span><span·class="n">LPort</span><span·class="p"·data-group-id="8520447520-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">listen</span><span·class="p"·data-group-id=" | 193 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">listen</span><span·class="p"·data-group-id="8520447520-2">(</span><span·class="n">LPort</span><span·class="p">,</span><span·class="p"·data-group-id="8520447520-3">[</span><span·class="p"·data-group-id="8520447520-4">{</span><span·class="ss">active</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·387,·SHA:·c7edc11da81ddefa6e06b5ebbcb14e192489d3ea2807c39f86bbb19686fb27cc·...·]-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 194 | ········</span><span·class="p"·data-group-id=" | 194 | ········</span><span·class="p"·data-group-id="8520447520-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ListenSock</span><span·class="p"·data-group-id="8520447520-6">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ············</span><span·class="nf">start_servers</span><span·class="p"·data-group-id=" | 195 | ············</span><span·class="nf">start_servers</span><span·class="p"·data-group-id="8520447520-7">(</span><span·class="n">Num</span><span·class="p">,</span><span·class="n">ListenSock</span><span·class="p"·data-group-id="8520447520-7">)</span><span·class="p">,</span><span·class="w"> |
| 196 | ············</span><span·class="p"·data-group-id=" | 196 | ············</span><span·class="p"·data-group-id="8520447520-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="8520447520-8">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·199,·SHA:·b5da58b03d00a986e27ce2af30b14127fdf4a37843eb484d13d5660245981332·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 197 | ············</span><span·class="n">Port</span><span·class="p">;</span><span·class="w"> | 197 | ············</span><span·class="n">Port</span><span·class="p">;</span><span·class="w"> |
| 198 | ········</span><span·class="p"·data-group-id=" | 198 | ········</span><span·class="p"·data-group-id="8520447520-10">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="n">Reason</span><span·class="p"·data-group-id="8520447520-10">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ············</span><span·class="p"·data-group-id=" | 199 | ············</span><span·class="p"·data-group-id="8520447520-11">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="n">Reason</span><span·class="p"·data-group-id="8520447520-11">}</span><span·class="w"> |
| 200 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 200 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="nf">start_servers</span><span·class="p"·data-group-id=" | 201 | </span><span·class="nf">start_servers</span><span·class="p"·data-group-id="8520447520-12">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="8520447520-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 202 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 202 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 203 | </span><span·class="nf">start_servers</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nf">start_servers</span><span·class="p"·data-group-id="8520447520-13">(</span><span·class="n">Num</span><span·class="p">,</span><span·class="n">LS</span><span·class="p"·data-group-id="8520447520-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 204 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="8520447520-14">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="ss">server</span><span·class="p">,</span><span·class="p"·data-group-id="8520447520-15">[</span><span·class="n">LS</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·72,·SHA:·c277b5939176d56aec9de05da42006353c8dece94cb1446473f20d8553f2b913·...·]-14">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nf">start_servers</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="nf">start_servers</span><span·class="p"·data-group-id="8520447520-16">(</span><span·class="n">Num</span><span·class="o">-</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">LS</span><span·class="p"·data-group-id="8520447520-16">)</span><span·class="p">.</span><span·class="w"> |
| 206 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 206 | </span><span·class="nf">server</span><span·class="p"·data-group-id="8520447520-17">(</span><span·class="n">LS</span><span·class="p"·data-group-id="8520447520-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">accept</span><span·class="p"·data-group-id=" | 207 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">accept</span><span·class="p"·data-group-id="8520447520-18">(</span><span·class="n">LS</span><span·class="p"·data-group-id="8520447520-18">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 208 | ········</span><span·class="p"·data-group-id=" | 208 | ········</span><span·class="p"·data-group-id="8520447520-19">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">S</span><span·class="p"·data-group-id="8520447520-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 209 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="8520447520-20">(</span><span·class="n">S</span><span·class="p"·data-group-id="8520447520-20">)</span><span·class="p">,</span><span·class="w"> |
| 210 | ············</span><span·class="nf">server</span><span·class="p"·data-group-id=" | 210 | ············</span><span·class="nf">server</span><span·class="p"·data-group-id="8520447520-21">(</span><span·class="n">LS</span><span·class="p"·data-group-id="8520447520-21">)</span><span·class="p">;</span><span·class="w"> |
| 211 | ········</span><span·class="n">Other</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 211 | ········</span><span·class="n">Other</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 212 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 212 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8520447520-22">(</span><span·class="s">"accept·returned·</span><span·class="si">~w</span><span·class="s">·-·goodbye!</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="8520447520-23">[</[·...·truncated·by·diffoscope;·len:·128,·SHA:·f8b605920e8cf603b312368cdf869f0911eca8a8de0607eca4b9e5972131a19c·...·]-22">)</span><span·class="p">,</span><span·class="w"> |
| 213 | ············</span><span·class="ss">ok</span><span·class="w"> | 213 | ············</span><span·class="ss">ok</span><span·class="w"> |
| 214 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 214 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 215 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 215 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="8520447520-24">(</span><span·class="n">S</span><span·class="p"·data-group-id="8520447520-24">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 216 | ····</span><span·class="nc">inet</span><span·class="p">:</span><span·class="nf">setopts</span><span·class="p"·data-group-id=" | 216 | ····</span><span·class="nc">inet</span><span·class="p">:</span><span·class="nf">setopts</span><span·class="p"·data-group-id="8520447520-25">(</span><span·class="n">S</span><span·class="p">,</span><span·class="p"·data-group-id="8520447520-26">[</span><span·class="p"·data-group-id="8520447520-27">{</span><span·class="ss">active</span><span·class="p">,</span><span·class="ss">once</[·...·truncated·by·diffoscope;·len:·154,·SHA:·6b1cb571dd9785a8ad1f6594f1bf5c86c51f6324681bb626fbc0dc9fad9a2fee·...·]-25">)</span><span·class="p">,</span><span·class="w"> |
| 217 | ····</span><span·class="k">receive</span><span·class="w"> | 217 | ····</span><span·class="k">receive</span><span·class="w"> |
| 218 | ········</span><span·class="p"·data-group-id=" | 218 | ········</span><span·class="p"·data-group-id="8520447520-28">{</span><span·class="ss">tcp</span><span·class="p">,</span><span·class="n">S</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-id="8520447520-28">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 219 | ············</span><span·class="n">Answer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">process</span><span·class="p"·data-group-id=" | 219 | ············</span><span·class="n">Answer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">process</span><span·class="p"·data-group-id="8520447520-29">(</span><span·class="n">Data</span><span·class="p"·data-group-id="8520447520-29">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Not·implemented·in·this·example</span><span·class="w"> |
| 220 | ············</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id=" | 220 | ············</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="8520447520-30">(</span><span·class="n">S</span><span·class="p">,</span><span·class="n">Answer</span><span·class="p"·data-group-id="8520447520-30">)</span><span·class="p">,</span><span·class="w"> |
| 221 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 221 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="8520447520-31">(</span><span·class="n">S</span><span·class="p"·data-group-id="8520447520-31">)</span><span·class="p">;</span><span·class="w"> |
| 222 | ········</span><span·class="p"·data-group-id=" | 222 | ········</span><span·class="p"·data-group-id="8520447520-32">{</span><span·class="ss">tcp_closed</span><span·class="p">,</span><span·class="n">S</span><span·class="p"·data-group-id="8520447520-32">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 223 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8520447520-33">(</span><span·class="s">"Socket·</span><span·class="si">~w</span><span·class="s">·closed·[</span><span·class="si">~w</span><span·class="s">]</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·323,·SHA:·baf56ac29d5d3ef14ffe3d3e27e75eb0c57221ca35045590590ae0bd3655dfd0·...·]-33">)</span><span·class="p">,</span><span·class="w"> |
| 224 | ············</span><span·class="ss">ok</span><span·class="w"> | 224 | ············</span><span·class="ss">ok</span><span·class="w"> |
| 225 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Example·of·a·simple·client:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">client</span><span·class="p"·data-group-id=" | 225 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Example·of·a·simple·client:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">client</span><span·class="p"·data-group-id="4476675723-1">(</span><span·class="n">PortNo</span><span·class="p">,</span><span·class="n">Message</span><span·class="p"·data-group-id="4476675723-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 226 | ····</span><span·class="p"·data-group-id=" | 226 | ····</span><span·class="p"·data-group-id="4476675723-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Sock</span><span·class="p"·data-group-id="4476675723-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><[·...·truncated·by·diffoscope;·len:·458,·SHA:·3086d66ce6d97da2dcfb8154d0a9170adbd3d8bf01707817bf408082729a473c·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 227 | ····················································</span><span·class="p"·data-group-id=" | 227 | ····················································</span><span·class="p"·data-group-id="4476675723-6">{</span><span·class="ss">packet</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="4476675723-6">}</span><span·class="p"·data-group-id="4476675723-4">]</span><span·class="p"·data-group-id="4476675723-3">)</span><span·class="p">,</span><span·class="w"> |
| 228 | ····</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id=" | 228 | ····</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="4476675723-7">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="n">Message</span><span·class="p"·data-group-id="4476675723-7">)</span><span·class="p">,</span><span·class="w"> |
| 229 | ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id=" | 229 | ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="4476675723-8">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="4476675723-8">)</span><span·class="p">,</span><span·class="w"> |
| 230 | ····</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 230 | ····</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4476675723-9">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="4476675723-9">)</span><span·class="p">,</span><span·class="w"> |
| 231 | ····</span><span·class="n">A</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">send</code>·call·does·not·accept·a·time-out·option·because·time-outs·on·send·is | 231 | ····</span><span·class="n">A</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">send</code>·call·does·not·accept·a·time-out·option·because·time-outs·on·send·is |
| 232 | handled·through·socket·option·<code·class="inline">send_timeout</code>.·The·behavior·of·a·send·operation | 232 | handled·through·socket·option·<code·class="inline">send_timeout</code>.·The·behavior·of·a·send·operation |
| 233 | with·no·receiver·is·mainly·defined·by·the·underlying·TCP·stack·and·the·network | 233 | with·no·receiver·is·mainly·defined·by·the·underlying·TCP·stack·and·the·network |
| 234 | infrastructure.·To·write·code·that·handles·a·hanging·receiver·that·can | 234 | infrastructure.·To·write·code·that·handles·a·hanging·receiver·that·can |
| 235 | eventually·cause·the·sender·to·hang·on·a·<code·class="inline">send</code>·do·like·the·following.</p><p>Consider·a·process·that·receives·data·from·a·client·process·to·be·forwarded·to·a | 235 | eventually·cause·the·sender·to·hang·on·a·<code·class="inline">send</code>·do·like·the·following.</p><p>Consider·a·process·that·receives·data·from·a·client·process·to·be·forwarded·to·a |
| 236 | server·on·the·network.·The·process·is·connected·to·the·server·through·TCP/IP·and | 236 | server·on·the·network.·The·process·is·connected·to·the·server·through·TCP/IP·and |
| 237 | does·not·get·any·acknowledge·for·each·message·it·sends,·but·has·to·rely·on·the | 237 | does·not·get·any·acknowledge·for·each·message·it·sends,·but·has·to·rely·on·the |
| 238 | send·time-out·option·to·detect·that·the·other·end·is·unresponsive.·Option | 238 | send·time-out·option·to·detect·that·the·other·end·is·unresponsive.·Option |
| 239 | <code·class="inline">send_timeout</code>·can·be·used·when·connecting:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 239 | <code·class="inline">send_timeout</code>·can·be·used·when·connecting:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="p"·data-group-id="4 | 240 | </span><span·class="p"·data-group-id="4046212105-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Sock</span><span·class="p"·data-group-id="4046212105-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><s[·...·truncated·by·diffoscope;·len:·94,·SHA:·3b2c6eecf7cec21942226b15e771f8b96b6fcb21bbdf330ba8932668749ae022·...·]-2">(</span><span·class="n">HostAddress</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w"> |
| 241 | ····························</span><span·class="p"·data-group-id="4 | 241 | ····························</span><span·class="p"·data-group-id="4046212105-3">[</span><span·class="p"·data-group-id="4046212105-4">{</span><span·class="ss">active</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="4046212105-4">}</span><span·class="p">,</span><span·class="w"> |
| 242 | ·····························</span><span·class="p"·data-group-id="4 | 242 | ·····························</span><span·class="p"·data-group-id="4046212105-5">{</span><span·class="ss">send_timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">5000</span><span·class="p"·data-group-id="4046212105-5">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ·····························</span><span·class="p"·data-group-id="4 | 243 | ·····························</span><span·class="p"·data-group-id="4046212105-6">{</span><span·class="ss">packet</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="4046212105-6">}</span><span·class="p"·data-group-id="4046212105-3">]</span><span·class="p"·data-group-id="4046212105-2">)</span><span·class="p">,</span><span·class="w"> |
| 244 | ················</span><span·class="nf">loop</span><span·class="p"·data-group-id="4 | 244 | ················</span><span·class="nf">loop</span><span·class="p"·data-group-id="4046212105-7">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="4046212105-7">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·See·below</span><span·class="w"> |
| 245 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>In·the·loop·where·requests·are·handled,·send·time-outs·can·now·be·detected:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id=" | 245 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>In·the·loop·where·requests·are·handled,·send·time-outs·can·now·be·detected:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id="9135796459-1">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="9135796459-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 246 | ····</span><span·class="k">receive</span><span·class="w"> | 246 | ····</span><span·class="k">receive</span><span·class="w"> |
| 247 | ········</span><span·class="p"·data-group-id=" | 247 | ········</span><span·class="p"·data-group-id="9135796459-2">{</span><span·class="n">Client</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">send_data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Binary</span><span·class="p"·data-group-id="9135796459-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 248 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id=" | 248 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="9135796459-3">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="p"·data-group-id="9135796459-4">[</span><span·class="n">Binary</span><span·class="p"·data-group-id="9135796459-4">]</span><span·class="p"·data-group-id="9135796459-3">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 249 | ················</span><span·class="p"·data-group-id=" | 249 | ················</span><span·class="p"·data-group-id="9135796459-5">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">timeout</span><span·class="p"·data-group-id="9135796459-5">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 250 | ····················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 250 | ····················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="9135796459-6">(</span><span·class="s">"Send·timeout,·closing!</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w"> |
| 251 | ······························</span><span·class="p"·data-group-id=" | 251 | ······························</span><span·class="p"·data-group-id="9135796459-7">[</span><span·class="p"·data-group-id="9135796459-7">]</span><span·class="p"·data-group-id="9135796459-6">)</span><span·class="p">,</span><span·class="w"> |
| 252 | ····················</span><span·class="nf">handle_send_timeout</span><span·class="p"·data-group-id=" | 252 | ····················</span><span·class="nf">handle_send_timeout</span><span·class="p"·data-group-id="9135796459-8">(</span><span·class="p"·data-group-id="9135796459-8">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Not·implemented·here</span><span·class="w"> |
| 253 | ····················</span><span·class="n">Client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 253 | ····················</span><span·class="n">Client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="9135796459-9">{</span><span·class="nf">self</span><span·class="p"·data-group-id="9135796459-10">(</span><span·class="p"·data-group-id="9135796459-10">)</span><span·class="p">,</span><span·class="p"·data-group-id="9135796459-11">{</span><span·class="ss">err[·...·truncated·by·diffoscope;·len:·191,·SHA:·658b164ca5ca041b15e59c48c6f8759f3711ec70befba3166e8da7e1fa3463c7·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 254 | ····················</span><span·class="c1">%%·Usually,·it's·a·good·idea·to·give·up·in·case·of·a</span><span·class="w"> | 254 | ····················</span><span·class="c1">%%·Usually,·it's·a·good·idea·to·give·up·in·case·of·a</span><span·class="w"> |
| 255 | ····················</span><span·class="c1">%%·send·timeout,·as·you·never·know·how·much·actually</span><span·class="w"> | 255 | ····················</span><span·class="c1">%%·send·timeout,·as·you·never·know·how·much·actually</span><span·class="w"> |
| 256 | ····················</span><span·class="c1">%%·reached·the·server,·maybe·only·a·packet·header?!</span><span·class="w"> | 256 | ····················</span><span·class="c1">%%·reached·the·server,·maybe·only·a·packet·header?!</span><span·class="w"> |
| 257 | ····················</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 257 | ····················</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="9135796459-12">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="9135796459-12">)</span><span·class="p">;</span><span·class="w"> |
| 258 | ················</span><span·class="p"·data-group-id=" | 258 | ················</span><span·class="p"·data-group-id="9135796459-13">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OtherSendError</span><span·class="p"·data-group-id="9135796459-13">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 259 | ····················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 259 | ····················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="9135796459-14">(</span><span·class="s">"Some·other·error·on·socket·(</span><span·class="si">~p</span><span·class="s">),·closing"</span><span·class="p">,</span><span·class="w"> |
| 260 | ······························</span><span·class="p"·data-group-id="0126594934-15">[</span><span·class="n">OtherSendError</span><span·class="p"·data-group-id="0126594934-15">]</span><span·class="p"·data-group-id="0126594934-14">)</span><span·class="p">,</span><span·class="w"> | ||
| 261 | ···················· | 260 | ······························</span><span·class="p"·data-group-id="9135796459-15">[</span><span·class="n">OtherSendError</span><span·class="p"·data-group-id="9135796459-15">]</span><span·class="p"·data-group-id="9135796459-14">)</span><span·class="p">,</span><span·class="w"> |
| 261 | ····················</span><span·class="n">Client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="9135796459-16">{</span><span·class="nf">self</span><span·class="p"·data-group-id="9135796459-17">(</span><span·class="p"·data-group-id="9135796459-17">)</span><span·class="p">,</span><span·class="p"·data-group-id="9135796459-18">{</span><span·class="ss">error_sending</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OtherSendError</span><span·class="p"·data-group-id="9135796459-18">}</span><span·class="p"·data-group-id="9135796459-16">}</span><span·class="p">,</span><span·class="w"> | ||
| 262 | ····················</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 262 | ····················</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="9135796459-19">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="9135796459-19">)</span><span·class="p">;</span><span·class="w"> |
| 263 | ················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 263 | ················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 264 | ····················</span><span·class="n">Client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 264 | ····················</span><span·class="n">Client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="9135796459-20">{</span><span·class="nf">self</span><span·class="p"·data-group-id="9135796459-21">(</span><span·class="p"·data-group-id="9135796459-21">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">data_sent</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·5895a4a183316d6aff3c48cdb13eded080db5593ccdc0111d1515505f377e563·...·]-20">}</span><span·class="p">,</span><span·class="w"> |
| 265 | ····················</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 265 | ····················</span><span·class="nf">loop</span><span·class="p"·data-group-id="9135796459-22">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="9135796459-22">)</span><span·class="w"> |
| 266 | ············</span><span·class="k">end</span><span·class="w"> | 266 | ············</span><span·class="k">end</span><span·class="w"> |
| 267 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Usually·it·suffices·to·detect·time-outs·on·receive,·as·most·protocols·include | 267 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Usually·it·suffices·to·detect·time-outs·on·receive,·as·most·protocols·include |
| 268 | some·sort·of·acknowledgment·from·the·server,·but·if·the·protocol·is·strictly·one | 268 | some·sort·of·acknowledgment·from·the·server,·but·if·the·protocol·is·strictly·one |
| 269 | way,·option·<code·class="inline">send_timeout</code>·comes·in·handy.</p> | 269 | way,·option·<code·class="inline">send_timeout</code>·comes·in·handy.</p> |
| 270 | ····</section> | 270 | ····</section> |
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| Offset 924, 25 lines modified | Offset 924, 25 lines modified | ||
| 924 | time-to-live·(TTL)·for·outgoing·multicast·datagrams·to·control·the·scope·of | 924 | time-to-live·(TTL)·for·outgoing·multicast·datagrams·to·control·the·scope·of |
| 925 | the·multicasts.</p><p>Datagrams·with·a·TTL·of·1·are·not·forwarded·beyond·the·local·network. | 925 | the·multicasts.</p><p>Datagrams·with·a·TTL·of·1·are·not·forwarded·beyond·the·local·network. |
| 926 | Defaults·to·<code·class="inline">1</code>.</p></li><li><p><strong><code·class="inline">{add_membership, {MultiAddress, InterfaceAddress}}</code></strong>·- | 926 | Defaults·to·<code·class="inline">1</code>.</p></li><li><p><strong><code·class="inline">{add_membership, {MultiAddress, InterfaceAddress}}</code></strong>·- |
| 927 | Joins·a·multicast·group.</p></li><li><p><strong><code·class="inline">{drop_membership, {MultiAddress, InterfaceAddress}}</code></strong>·- | 927 | Joins·a·multicast·group.</p></li><li><p><strong><code·class="inline">{drop_membership, {MultiAddress, InterfaceAddress}}</code></strong>·- |
| 928 | Leaves·a·multicast·group.</p></li><li><p><strong><a·href="#t:option/0"><code·class="inline">option/0</code></a></strong>·-·See·<a·href="inet.html#setopts/2"><code·class="inline">inet:setopts/2</code></a>.</p></li></ul><p>UDP·packets·are·sent·with·this·socket·using·<a·href="#send/3"><code·class="inline">send(Socket, ...)</code></a>. | 928 | Leaves·a·multicast·group.</p></li><li><p><strong><a·href="#t:option/0"><code·class="inline">option/0</code></a></strong>·-·See·<a·href="inet.html#setopts/2"><code·class="inline">inet:setopts/2</code></a>.</p></li></ul><p>UDP·packets·are·sent·with·this·socket·using·<a·href="#send/3"><code·class="inline">send(Socket, ...)</code></a>. |
| 929 | When·UDP·packets·arrive·to·the·<code·class="inline">Socket</code>'s·UDP·port,·and·the·socket·is·in | 929 | When·UDP·packets·arrive·to·the·<code·class="inline">Socket</code>'s·UDP·port,·and·the·socket·is·in |
| 930 | an·<em>active·mode</em>,·the·packets·are·delivered·as·messages·to·the | 930 | an·<em>active·mode</em>,·the·packets·are·delivered·as·messages·to·the |
| 931 | controlling·process·(socket·owner):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 931 | controlling·process·(socket·owner):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3742806545-1">{</span><span·class="ss">udp</span><span·class="p">,</span><span·class="err"> </span><span·class="n">Socket</span><span·class="p">,</span><span·class="err"> </span><span·class="n">PeerIP</span><span·class="p">,</span><span·class="err"> </span[·...·truncated·by·diffoscope;·len:·152,·SHA:·2f8f453a7b6d4d462bcb8c0470e3ed2008bd04c5e7e648ed1182107479b161ac·...·]-1">}</span><span·class="w">·</span><span·class="c1">%·Without·ancillary·data</span><span·class="w"> |
| 932 | </span><span·class="p"·data-group-id=" | 932 | </span><span·class="p"·data-group-id="3742806545-2">{</span><span·class="ss">udp</span><span·class="p">,</span><span·class="err"> </span><span·class="n">Socket</span><span·class="p">,</span><span·class="err"> </span><span·class="n">PeerIP</span><span·class="p">,</span><span·class="err"> </span[·...·truncated·by·diffoscope;·len:·232,·SHA:·aa1eaea97f566ffa0f6ad80c55e3c3f44dbb6a6d6ae0c5779928aa85f4f90db0·...·]-2">}</span><span·class="w">·</span><span·class="c1">%·With·ancillary·data</span></code></pre><p><code·class="inline">PeerIP</code>·and·<code·class="inline">PeerPort</code>·are·the·address·from·which·<code·class="inline">Packet</code>·was·sent. |
| 933 | <code·class="inline">Packet</code>·is·a·list·of·bytes·(<code·class="inline">[</code><a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a><code·class="inline">]</code>·if·option·<code·class="inline">list</code> | 933 | <code·class="inline">Packet</code>·is·a·list·of·bytes·(<code·class="inline">[</code><a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a><code·class="inline">]</code>·if·option·<code·class="inline">list</code> |
| 934 | is·active·and·a·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0"><code·class="inline">binary/0</code></a>·if·option·<code·class="inline">binary</code>is·active | 934 | is·active·and·a·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0"><code·class="inline">binary/0</code></a>·if·option·<code·class="inline">binary</code>is·active |
| 935 | (they·are·mutually·exclusive).</p><p>The·message·contains·an·<code·class="inline">AncData</code>·field·only·if·any·of·the·socket | 935 | (they·are·mutually·exclusive).</p><p>The·message·contains·an·<code·class="inline">AncData</code>·field·only·if·any·of·the·socket |
| 936 | <a·href="#t:option/0">options</a>·<a·href="inet.html#option-recvtos"><code·class="inline">recvtos</code></a>, | 936 | <a·href="#t:option/0">options</a>·<a·href="inet.html#option-recvtos"><code·class="inline">recvtos</code></a>, |
| 937 | <a·href="inet.html#option-recvtclass"><code·class="inline">recvtclass</code></a>·or | 937 | <a·href="inet.html#option-recvtclass"><code·class="inline">recvtclass</code></a>·or |
| 938 | <a·href="inet.html#option-recvttl"><code·class="inline">recvttl</code></a>·are·active.</p><p>When·a·socket·in·<code·class="inline">{active, N}</code>·mode·(see·<a·href="inet.html#setopts/2"><code·class="inline">inet:setopts/2</code></a>·for·details), | 938 | <a·href="inet.html#option-recvttl"><code·class="inline">recvttl</code></a>·are·active.</p><p>When·a·socket·in·<code·class="inline">{active, N}</code>·mode·(see·<a·href="inet.html#setopts/2"><code·class="inline">inet:setopts/2</code></a>·for·details), |
| 939 | transitions·to·passive·(<code·class="inline">{active, false}</code>)·mode·(<code·class="inline">N</code>·counts·down·to·<code·class="inline">0</code>), | 939 | transitions·to·passive·(<code·class="inline">{active, false}</code>)·mode·(<code·class="inline">N</code>·counts·down·to·<code·class="inline">0</code>), |
| 940 | the·controlling·process·is·notified·by·a·message·on·this·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 940 | the·controlling·process·is·notified·by·a·message·on·this·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0874765396-1">{</span><span·class="ss">udp_passive</span><span·class="p">,</span><span·class="err"> </span><span·class="n">Socket</span><span·class="p"·data-group-id="0874765396-1">}</span></code></pre><p>If·the·OS·protocol·stack·reports·an·error·for·the·socket,·the·following |
| 941 | message·is·sent·to·the·controlling·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 941 | message·is·sent·to·the·controlling·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5308770080-1">{</span><span·class="ss">udp_error</span><span·class="p">,</span><span·class="err"> </span><span·class="n">Socket</span><span·class="p">,</span><span·class="err"> </span><span·class="n">Reason</span><span·class="p"·data-group-id="5308770080-1">}</span></code></pre><p><code·class="inline">Reason</code>·is·mostly·a·<a·href="inet.html#posix-error-codes">POSIX·Error·Code</a>.</p><p>If·the·socket·is·in·<em>passive·mode</em>·(not·in·an·<em>active·mode</em>),·received·data |
| 942 | can·be·retrieved·with·the<code·class="inline">recv/2,3</code>](<a·href="#recv/2"><code·class="inline">recv/2</code></a>)·calls.·Note·that·incoming | 942 | can·be·retrieved·with·the<code·class="inline">recv/2,3</code>](<a·href="#recv/2"><code·class="inline">recv/2</code></a>)·calls.·Note·that·incoming |
| 943 | UDP·packets·that·are·longer·than·the·receive·buffer·option·specifies | 943 | UDP·packets·that·are·longer·than·the·receive·buffer·option·specifies |
| 944 | can·be·truncated·without·warning.</p><p>The·default·value·for·the·receive·buffer·option·is·<code·class="inline">{recbuf, 8192}</code>.</p> | 944 | can·be·truncated·without·warning.</p><p>The·default·value·for·the·receive·buffer·option·is·<code·class="inline">{recbuf, 8192}</code>.</p> |
| 945 | ··</section> | 945 | ··</section> |
| 946 | </section> | 946 | </section> |
| 947 | <section·class="detail"·id="recv/2"> | 947 | <section·class="detail"·id="recv/2"> |
| Offset 1225, 15 lines modified | Offset 1225, 15 lines modified | ||
| 1225 | ······<p·class="built-using"> | 1225 | ······<p·class="built-using"> |
| 1226 | ········Built·using | 1226 | ········Built·using |
| 1227 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1227 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1228 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1228 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1229 | ······</p> | 1229 | ······</p> |
| 1230 | <p>Copyright·©·1996-202 | 1230 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1231 | ····</footer> | 1231 | ····</footer> |
| 1232 | ··</div> | 1232 | ··</div> |
| 1233 | </main> | 1233 | </main> |
| 1234 | </div> | 1234 | </div> |
| 1235 | <script> | 1235 | <script> |
| 1236 | ··function·mermaidLoaded()·{ | 1236 | ··function·mermaidLoaded()·{ |
| 1237 | ····mermaid.initialize({ | 1237 | ····mermaid.initialize({ |
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| 1244 | ······<p·class="built-using"> | 1244 | ······<p·class="built-using"> |
| 1245 | ········Built·using | 1245 | ········Built·using |
| 1246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1248 | ······</p> | 1248 | ······</p> |
| 1249 | <p>Copyright·©·1996-202 | 1249 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1250 | ····</footer> | 1250 | ····</footer> |
| 1251 | ··</div> | 1251 | ··</div> |
| 1252 | </main> | 1252 | </main> |
| 1253 | </div> | 1253 | </div> |
| 1254 | <script> | 1254 | <script> |
| 1255 | ··function·mermaidLoaded()·{ | 1255 | ··function·mermaidLoaded()·{ |
| 1256 | ····mermaid.initialize({ | 1256 | ····mermaid.initialize({ |
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| 128 | ····<section·id="moduledoc"> | 128 | ····<section·id="moduledoc"> |
| 129 | <p>Grouping·nodes·to·global·name·registration·groups.</p><p>This·module·makes·it·possible·to·partition·the·nodes·of·a·system·into·<em>global | 129 | <p>Grouping·nodes·to·global·name·registration·groups.</p><p>This·module·makes·it·possible·to·partition·the·nodes·of·a·system·into·<em>global |
| 130 | groups</em>.·Each·global·group·has·its·own·global·namespace,·see·<a·href="global.html"><code·class="inline">global</code></a>.</p><p>The·main·advantage·of·dividing·systems·into·global·groups·is·that·the·background | 130 | groups</em>.·Each·global·group·has·its·own·global·namespace,·see·<a·href="global.html"><code·class="inline">global</code></a>.</p><p>The·main·advantage·of·dividing·systems·into·global·groups·is·that·the·background |
| 131 | load·decreases·while·the·number·of·nodes·to·be·updated·is·reduced·when | 131 | load·decreases·while·the·number·of·nodes·to·be·updated·is·reduced·when |
| 132 | manipulating·globally·registered·names.</p><p>The·Kernel·configuration·parameter·<a·href="kernel_app.html#global_groups"><code·class="inline">global_groups</code></a> | 132 | manipulating·globally·registered·names.</p><p>The·Kernel·configuration·parameter·<a·href="kernel_app.html#global_groups"><code·class="inline">global_groups</code></a> |
| 133 | defines·the·global·groups:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 133 | defines·the·global·groups:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5080330026-1">{</span><span·class="ss">global_groups</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5080330026-2">[</span><span·class="n">GroupTuple</span><span·class="w">·</span><span·class="p">:</span><span·class="p"[·...·truncated·by·diffoscope;·len:·268,·SHA:·5471401704bec6b3e79656cbc70f31313f2c73dd286cb2dcd02c34633a37488e·...·]-1">}</span></code></pre><p>For·the·processes·and·nodes·to·run·smoothly·using·the·global·group |
| 134 | functionality,·the·following·criteria·must·be·met:</p><ul><li>An·instance·of·the·global·group·server,·<code·class="inline">global_group</code>,·must·be·running·on | 134 | functionality,·the·following·criteria·must·be·met:</p><ul><li>An·instance·of·the·global·group·server,·<code·class="inline">global_group</code>,·must·be·running·on |
| 135 | each·node.·The·processes·are·automatically·started·and·synchronized·when·a | 135 | each·node.·The·processes·are·automatically·started·and·synchronized·when·a |
| 136 | node·is·started.</li><li>All·involved·nodes·must·agree·on·the·global·group·definition,·otherwise·the | 136 | node·is·started.</li><li>All·involved·nodes·must·agree·on·the·global·group·definition,·otherwise·the |
| 137 | behavior·of·the·system·is·undefined.</li><li><em>All</em>·nodes·in·the·system·must·belong·to·exactly·one·global·group.</li></ul><p>In·the·following·descriptions,·a·<em>group·node</em>·is·a·node·belonging·to·the·same | 137 | behavior·of·the·system·is·undefined.</li><li><em>All</em>·nodes·in·the·system·must·belong·to·exactly·one·global·group.</li></ul><p>In·the·following·descriptions,·a·<em>group·node</em>·is·a·node·belonging·to·the·same |
| 138 | global·group·as·the·local·node.</p><h2·id="module-notes"·class="section-heading"> | 138 | global·group·as·the·local·node.</p><h2·id="module-notes"·class="section-heading"> |
| 139 | ··<a·href="#module-notes"·class="hover-link"> | 139 | ··<a·href="#module-notes"·class="hover-link"> |
| 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 901 | ······<p·class="built-using"> | 901 | ······<p·class="built-using"> |
| 902 | ········Built·using | 902 | ········Built·using |
| 903 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 903 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 904 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 904 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 905 | ······</p> | 905 | ······</p> |
| 906 | <p>Copyright·©·1996-202 | 906 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 907 | ····</footer> | 907 | ····</footer> |
| 908 | ··</div> | 908 | ··</div> |
| 909 | </main> | 909 | </main> |
| 910 | </div> | 910 | </div> |
| 911 | <script> | 911 | <script> |
| 912 | ··function·mermaidLoaded()·{ | 912 | ··function·mermaidLoaded()·{ |
| 913 | ····mermaid.initialize({ | 913 | ····mermaid.initialize({ |
| Offset 589, 15 lines modified | Offset 589, 15 lines modified | ||
| 589 | ······<p·class="built-using"> | 589 | ······<p·class="built-using"> |
| 590 | ········Built·using | 590 | ········Built·using |
| 591 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 591 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 592 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 592 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 593 | ······</p> | 593 | ······</p> |
| 594 | <p>Copyright·©·1996-202 | 594 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 595 | ····</footer> | 595 | ····</footer> |
| 596 | ··</div> | 596 | ··</div> |
| 597 | </main> | 597 | </main> |
| 598 | </div> | 598 | </div> |
| 599 | <script> | 599 | <script> |
| 600 | ··function·mermaidLoaded()·{ | 600 | ··function·mermaidLoaded()·{ |
| 601 | ····mermaid.initialize({ | 601 | ····mermaid.initialize({ |
| Offset 147, 27 lines modified | Offset 147, 27 lines modified | ||
| 147 | inet_default_listen_options·'[{delay_send,true}]'</code></pre><p><strong>Please·note</strong>·that·the·default·option·<code·class="inline">{active,·true}</code>·cannot·be·changed, | 147 | inet_default_listen_options·'[{delay_send,true}]'</code></pre><p><strong>Please·note</strong>·that·the·default·option·<code·class="inline">{active,·true}</code>·cannot·be·changed, |
| 148 | for·internal·implementation·reasons.</p><p>Addresses·as·inputs·to·functions·can·be·either·a·string·or·a·tuple. | 148 | for·internal·implementation·reasons.</p><p>Addresses·as·inputs·to·functions·can·be·either·a·string·or·a·tuple. |
| 149 | For·example,·the·IP·address·150.236.20.73·can·be·passed·to | 149 | For·example,·the·IP·address·150.236.20.73·can·be·passed·to |
| 150 | <a·href="#gethostbyaddr/1"><code·class="inline">gethostbyaddr/1</code></a>,·either·as·a·string·<code·class="inline">"150.236.20.73"</code> | 150 | <a·href="#gethostbyaddr/1"><code·class="inline">gethostbyaddr/1</code></a>,·either·as·a·string·<code·class="inline">"150.236.20.73"</code> |
| 151 | or·as·a·tuple·<code·class="inline">{150, 236, 20, 73}</code>.</p><p><em>IPv4·address·examples:</em></p><pre><code·class="text">Address··········ip_address() | 151 | or·as·a·tuple·<code·class="inline">{150, 236, 20, 73}</code>.</p><p><em>IPv4·address·examples:</em></p><pre><code·class="text">Address··········ip_address() |
| 152 | -------··········------------ | 152 | -------··········------------ |
| 153 | 127.0.0.1········{127,0,0,1} | 153 | 127.0.0.1········{127,0,0,1} |
| 154 | 192.168.42.2·····{192,168,42,2}</code></pre><p><em>IPv6·address·examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Address</span><span·class="w">··········</span><span·class="nf">ip_address</span><span·class="p"·data-group-id="25 | 154 | 192.168.42.2·····{192,168,42,2}</code></pre><p><em>IPv6·address·examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Address</span><span·class="w">··········</span><span·class="nf">ip_address</span><span·class="p"·data-group-id="2560465236-1">(</span><span·class="p"·data-group-id="2560465236-1">)</span><span·class="w"> |
| 155 | </span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">··········</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="w"> | 155 | </span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">··········</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="w"> |
| 156 | </span><span·class="p">:</span><span·class="p">:</span><span·class="mi">1</span><span·class="w">·············</span><span·class="p"·data-group-id="25 | 156 | </span><span·class="p">:</span><span·class="p">:</span><span·class="mi">1</span><span·class="w">·············</span><span·class="p"·data-group-id="2560465236-2">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"[·...·truncated·by·diffoscope;·len:·173,·SHA:·b81748985b130ca8b2b67055174dc4e9f4abe13b9595e8244897bdcfb5705d8b·...·]-2">}</span><span·class="w"> |
| 157 | </span><span·class="p">:</span><span·class="p">:</span><span·class="mf">192.168</span><span·class="p">.</span><span·class="mf">42.2</span><span·class="w">··</span><span·class="p"·data-group-id="25 | 157 | </span><span·class="p">:</span><span·class="p">:</span><span·class="mf">192.168</span><span·class="p">.</span><span·class="mf">42.2</span><span·class="w">··</span><span·class="p"·data-group-id="2560465236-3">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"[·...·truncated·by·diffoscope;·len:·790,·SHA:·cbdc3267159487de2e821e0bb5efbd75574e33c44559bd37602e356dda11fa4a·...·]-3">}</span><span·class="w"> |
| 158 | </span><span·class="p">:</span><span·class="p">:</span><span·class="n">FFFF</span><span·class="p">:</span><span·class="mf">192.168</span><span·class="p">.</span><span·class="mf">42.2</span><span·class="w"> | 158 | </span><span·class="p">:</span><span·class="p">:</span><span·class="n">FFFF</span><span·class="p">:</span><span·class="mf">192.168</span><span·class="p">.</span><span·class="mf">42.2</span><span·class="w"> |
| 159 | ················</span><span·class="p"·data-group-id="25 | 159 | ················</span><span·class="p"·data-group-id="2560465236-6">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"[·...·truncated·by·diffoscope;·len:·796,·SHA:·0552de72da5b4fe1bd490b3cfbc4c8c747edc1f275a591110201f37f3949812f·...·]-6">}</span><span·class="w"> |
| 160 | </span><span·class="mi">3</span><span·class="nc">ffe</span><span·class="p">:</span><span·class="nc">b80</span><span·class="p">:</span><span·class="mi">1</span><span·class="nc">f8d</span><span·class="p">:</span><span·class="mi">2</span><span·class="p">:</span><span·class="mi">204</span><span·class="p">:</span><span·class="nc">acff</span><span·class="p">:</span><span·class="nc">fe17</span><span·class="p">:</span><span·class="ss">bf38</span><span·class="w"> | 160 | </span><span·class="mi">3</span><span·class="nc">ffe</span><span·class="p">:</span><span·class="nc">b80</span><span·class="p">:</span><span·class="mi">1</span><span·class="nc">f8d</span><span·class="p">:</span><span·class="mi">2</span><span·class="p">:</span><span·class="mi">204</span><span·class="p">:</span><span·class="nc">acff</span><span·class="p">:</span><span·class="nc">fe17</span><span·class="p">:</span><span·class="ss">bf38</span><span·class="w"> |
| 161 | ················</span><span·class="p"·data-group-id="25 | 161 | ················</span><span·class="p"·data-group-id="2560465236-9">{</span><span·class="mi">16#3ffe</span><span·class="p">,</span><span·class="mi">16#b80</span><span·class="p">,</span><span·class="mi">16#1f8d</span><span·class="p">,</span><span·class="mi">16#2</span><span·class="p">,</span><span·class="mi">16#[·...·truncated·by·diffoscope;·len:·216,·SHA:·c3ff6cfe98d72d27fe761de805cef4beffa309b45986cbe3c1c76b9f83fe45d1·...·]-9">}</span><span·class="w"> |
| 162 | </span><span·class="nc">fe80</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">204</span><span·class="p">:</span><span·class="nc">acff</span><span·class="p">:</span><span·class="nc">fe17</span><span·class="p">:</span><span·class="ss">bf38</span><span·class="w"> | 162 | </span><span·class="nc">fe80</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">204</span><span·class="p">:</span><span·class="nc">acff</span><span·class="p">:</span><span·class="nc">fe17</span><span·class="p">:</span><span·class="ss">bf38</span><span·class="w"> |
| 163 | ················</span><span·class="p"·data-group-id="25 | 163 | ················</span><span·class="p"·data-group-id="2560465236-10">{</span><span·class="mi">16#fe80</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">16#204</span><sp[·...·truncated·by·diffoscope;·len:·655,·SHA:·16cb73ea51082e888f204bb6bc9f83bc5886649c641b5f797e3eb6f7924b6ea2·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="p"·data-group-id="49 | 164 | </span><span·class="p"·data-group-id="2409695432-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2409695432-3">{</span><span·class="mi">192</span><span·class="p">,</span><span·class="mi">168</span><span·class="p">,</span><span·class="mi">42</span><sp[·...·truncated·by·diffoscope;·len:·140,·SHA:·d453d9fbfc236371270173065cdf60dd8aaaf3aac2754538d5539352842435e3·...·]-2">}</span><span·class="gp·unselectable"> |
| 165 | 2>·</span><span·class="nc">inet</span><span·class="p">:</span><span·class="nf">parse_address</span><span·class="p"·data-group-id="49 | 165 | 2>·</span><span·class="nc">inet</span><span·class="p">:</span><span·class="nf">parse_address</span><span·class="p"·data-group-id="2409695432-4">(</span><span·class="s">"::FFFF:192.168.42.2"</span><span·class="p"·data-group-id="2409695432-4">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="p"·data-group-id="49 | 166 | </span><span·class="p"·data-group-id="2409695432-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2409695432-6">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·cl[·...·truncated·by·diffoscope;·len:·343,·SHA:·4a08922a360c82faad3ad05d36eef49386c99ade6aa65d225329cbfc049e99c9·...·]-5">}</span></code></pre><h2·id="module-posix-error-codes"·class="section-heading"> |
| 167 | ··<a·href="#module-posix-error-codes"·class="hover-link"> | 167 | ··<a·href="#module-posix-error-codes"·class="hover-link"> |
| 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 169 | ··</a> | 169 | ··</a> |
| 170 | ··<span·class="text"><a·href=""·id="posix-error-codes"></a>·POSIX·Error·Codes</span> | 170 | ··<span·class="text"><a·href=""·id="posix-error-codes"></a>·POSIX·Error·Codes</span> |
| 171 | </h2> | 171 | </h2> |
| 172 | <ul><li><code·class="inline">e2big</code>·-·Too·long·argument·list</li><li><code·class="inline">eacces</code>·-·Permission·denied</li><li><code·class="inline">eaddrinuse</code>·-·Address·already·in·use</li><li><code·class="inline">eaddrnotavail</code>·-·Cannot·assign·requested·address</li><li><code·class="inline">eadv</code>·-·Advertise·error</li><li><code·class="inline">eafnosupport</code>·-·Address·family·not·supported·by·protocol·family</li><li><code·class="inline">eagain</code>·-·Resource·temporarily·unavailable</li><li><code·class="inline">ealign</code>·-·EALIGN</li><li><code·class="inline">ealready</code>·-·Operation·already·in·progress</li><li><code·class="inline">ebade</code>·-·Bad·exchange·descriptor</li><li><code·class="inline">ebadf</code>·-·Bad·file·number</li><li><code·class="inline">ebadfd</code>·-·File·descriptor·in·bad·state</li><li><code·class="inline">ebadmsg</code>·-·Not·a·data·message</li><li><code·class="inline">ebadr</code>·-·Bad·request·descriptor</li><li><code·class="inline">ebadrpc</code>·-·Bad·RPC·structure</li><li><code·class="inline">ebadrqc</code>·-·Bad·request·code</li><li><code·class="inline">ebadslt</code>·-·Invalid·slot</li><li><code·class="inline">ebfont</code>·-·Bad·font·file·format</li><li><code·class="inline">ebusy</code>·-·File·busy</li><li><code·class="inline">echild</code>·-·No·children</li><li><code·class="inline">echrng</code>·-·Channel·number·out·of·range</li><li><code·class="inline">ecomm</code>·-·Communication·error·on·send</li><li><code·class="inline">econnaborted</code>·-·Software·caused·connection·abort</li><li><code·class="inline">econnrefused</code>·-·Connection·refused</li><li><code·class="inline">econnreset</code>·-·Connection·reset·by·peer</li><li><code·class="inline">edeadlk</code>·-·Resource·deadlock·avoided</li><li><code·class="inline">edeadlock</code>·-·Resource·deadlock·avoided</li><li><code·class="inline">edestaddrreq</code>·-·Destination·address·required</li><li><code·class="inline">edirty</code>·-·Mounting·a·dirty·fs·without·force</li><li><code·class="inline">edom</code>·-·Math·argument·out·of·range</li><li><code·class="inline">edotdot</code>·-·Cross·mount·point</li><li><code·class="inline">edquot</code>·-·Disk·quota·exceeded</li><li><code·class="inline">eduppkg</code>·-·Duplicate·package·name</li><li><code·class="inline">eexist</code>·-·File·already·exists</li><li><code·class="inline">efault</code>·-·Bad·address·in·system·call·argument</li><li><code·class="inline">efbig</code>·-·File·too·large</li><li><code·class="inline">ehostdown</code>·-·Host·is·down</li><li><code·class="inline">ehostunreach</code>·-·Host·is·unreachable</li><li><code·class="inline">eidrm</code>·-·Identifier·removed</li><li><code·class="inline">einit</code>·-·Initialization·error</li><li><code·class="inline">einprogress</code>·-·Operation·now·in·progress</li><li><code·class="inline">eintr</code>·-·Interrupted·system·call</li><li><code·class="inline">einval</code>·-·Invalid·argument</li><li><code·class="inline">eio</code>·-·I/O·error</li><li><code·class="inline">eisconn</code>·-·Socket·is·already·connected</li><li><code·class="inline">eisdir</code>·-·Illegal·operation·on·a·directory</li><li><code·class="inline">eisnam</code>·-·Is·a·named·file</li><li><code·class="inline">el2hlt</code>·-·Level·2·halted</li><li><code·class="inline">el2nsync</code>·-·Level·2·not·synchronized</li><li><code·class="inline">el3hlt</code>·-·Level·3·halted</li><li><code·class="inline">el3rst</code>·-·Level·3·reset</li><li><code·class="inline">elbin</code>·-·ELBIN</li><li><code·class="inline">elibacc</code>·-·Cannot·access·a·needed·shared·library</li><li><code·class="inline">elibbad</code>·-·Accessing·a·corrupted·shared·library</li><li><code·class="inline">elibexec</code>·-·Cannot·exec·a·shared·library·directly</li><li><code·class="inline">elibmax</code>·-·Attempting·to·link·in·more·shared·libraries·than·system·limit</li><li><code·class="inline">elibscn</code>·-·<code·class="inline">.lib</code>·section·in·<code·class="inline">a.out</code>·corrupted</li><li><code·class="inline">elnrng</code>·-·Link·number·out·of·range</li><li><code·class="inline">eloop</code>·-·Too·many·levels·of·symbolic·links</li><li><code·class="inline">emfile</code>·-·Too·many·open·files</li><li><code·class="inline">emlink</code>·-·Too·many·links</li><li><code·class="inline">emsgsize</code>·-·Message·too·long</li><li><code·class="inline">emultihop</code>·-·Multihop·attempted</li><li><code·class="inline">enametoolong</code>·-·Filename·too·long</li><li><code·class="inline">enavail</code>·-·Unavailable</li><li><code·class="inline">enet</code>·-·ENET</li><li><code·class="inline">enetdown</code>·-·Network·is·down</li><li><code·class="inline">enetreset</code>·-·Network·dropped·connection·on·reset</li><li><code·class="inline">enetunreach</code>·-·Network·is·unreachable</li><li><code·class="inline">enfile</code>·-·File·table·overflow</li><li><code·class="inline">enoano</code>·-·Anode·table·overflow</li><li><code·class="inline">enobufs</code>·-·No·buffer·space·available</li><li><code·class="inline">enocsi</code>·-·No·CSI·structure·available</li><li><code·class="inline">enodata</code>·-·No·data·available</li><li><code·class="inline">enodev</code>·-·No·such·device</li><li><code·class="inline">enoent</code>·-·No·such·file·or·directory</li><li><code·class="inline">enoexec</code>·-·Exec·format·error</li><li><code·class="inline">enolck</code>·-·No·locks·available</li><li><code·class="inline">enolink</code>·-·Link·has·been·severed</li><li><code·class="inline">enomem</code>·-·Not·enough·memory</li><li><code·class="inline">enomsg</code>·-·No·message·of·desired·type</li><li><code·class="inline">enonet</code>·-·Machine·is·not·on·the·network</li><li><code·class="inline">enopkg</code>·-·Package·not·installed</li><li><code·class="inline">enoprotoopt</code>·-·Bad·protocol·option</li><li><code·class="inline">enospc</code>·-·No·space·left·on·device</li><li><code·class="inline">enosr</code>·-·Out·of·stream·resources·or·not·a·stream·device</li><li><code·class="inline">enosym</code>·-·Unresolved·symbol·name</li><li><code·class="inline">enosys</code>·-·Function·not·implemented</li><li><code·class="inline">enotblk</code>·-·Block·device·required</li><li><code·class="inline">enotconn</code>·-·Socket·is·not·connected</li><li><code·class="inline">enotdir</code>·-·Not·a·directory</li><li><code·class="inline">enotempty</code>·-·Directory·not·empty</li><li><code·class="inline">enotnam</code>·-·Not·a·named·file</li><li><code·class="inline">enotsock</code>·-·Socket·operation·on·non-socket</li><li><code·class="inline">enotsup</code>·-·Operation·not·supported</li><li><code·class="inline">enotty</code>·-·Inappropriate·device·for·<code·class="inline">ioctl</code></li><li><code·class="inline">enotuniq</code>·-·Name·not·unique·on·network</li><li><code·class="inline">enxio</code>·-·No·such·device·or·address</li><li><code·class="inline">eopnotsupp</code>·-·Operation·not·supported·on·socket</li><li><code·class="inline">eperm</code>·-·Not·owner</li><li><code·class="inline">epfnosupport</code>·-·Protocol·family·not·supported</li><li><code·class="inline">epipe</code>·-·Broken·pipe</li><li><code·class="inline">eproclim</code>·-·Too·many·processes</li><li><code·class="inline">eprocunavail</code>·-·Bad·procedure·for·program</li><li><code·class="inline">eprogmismatch</code>·-·Wrong·program·version</li><li><code·class="inline">eprogunavail</code>·-·RPC·program·unavailable</li><li><code·class="inline">eproto</code>·-·Protocol·error</li><li><code·class="inline">eprotonosupport</code>·-·Protocol·not·supported</li><li><code·class="inline">eprototype</code>·-·Wrong·protocol·type·for·socket</li><li><code·class="inline">erange</code>·-·Math·result·unrepresentable</li><li><code·class="inline">erefused</code>·-·EREFUSED</li><li><code·class="inline">eremchg</code>·-·Remote·address·changed</li><li><code·class="inline">eremdev</code>·-·Remote·device</li><li><code·class="inline">eremote</code>·-·Pathname·hit·remote·filesystem</li><li><code·class="inline">eremoteio</code>·-·Remote·I/O·error</li><li><code·class="inline">eremoterelease</code>·-·EREMOTERELEASE</li><li><code·class="inline">erofs</code>·-·Read-only·filesystem</li><li><code·class="inline">erpcmismatch</code>·-·Wrong·RPC·version</li><li><code·class="inline">erremote</code>·-·Object·is·remote</li><li><code·class="inline">eshutdown</code>·-·Cannot·send·after·socket·shutdown</li><li><code·class="inline">esocktnosupport</code>·-·Socket·type·not·supported</li><li><code·class="inline">espipe</code>·-·Invalid·seek</li><li><code·class="inline">esrch</code>·-·No·such·process</li><li><code·class="inline">esrmnt</code>·-·Srmount·error</li><li><code·class="inline">estale</code>·-·Stale·remote·file·handle</li><li><code·class="inline">esuccess</code>·-·Error·0</li><li><code·class="inline">etime</code>·-·Timer·expired</li><li><code·class="inline">etimedout</code>·-·Connection·timed·out</li><li><code·class="inline">etoomanyrefs</code>·-·Too·many·references</li><li><code·class="inline">etxtbsy</code>·-·Text·file·or·pseudo-device·busy</li><li><code·class="inline">euclean</code>·-·Structure·needs·cleaning</li><li><code·class="inline">eunatch</code>·-·Protocol·driver·not·attached</li><li><code·class="inline">eusers</code>·-·Too·many·users</li><li><code·class="inline">eversion</code>·-·Version·mismatch</li><li><code·class="inline">ewouldblock</code>·-·Operation·would·block</li><li><code·class="inline">exdev</code>·-·Cross-device·link</li><li><code·class="inline">exfull</code>·-·Message·tables·full</li><li><code·class="inline">nxdomain</code>·-·Hostname·or·domain·name·cannot·be·found</li></ul> | 172 | <ul><li><code·class="inline">e2big</code>·-·Too·long·argument·list</li><li><code·class="inline">eacces</code>·-·Permission·denied</li><li><code·class="inline">eaddrinuse</code>·-·Address·already·in·use</li><li><code·class="inline">eaddrnotavail</code>·-·Cannot·assign·requested·address</li><li><code·class="inline">eadv</code>·-·Advertise·error</li><li><code·class="inline">eafnosupport</code>·-·Address·family·not·supported·by·protocol·family</li><li><code·class="inline">eagain</code>·-·Resource·temporarily·unavailable</li><li><code·class="inline">ealign</code>·-·EALIGN</li><li><code·class="inline">ealready</code>·-·Operation·already·in·progress</li><li><code·class="inline">ebade</code>·-·Bad·exchange·descriptor</li><li><code·class="inline">ebadf</code>·-·Bad·file·number</li><li><code·class="inline">ebadfd</code>·-·File·descriptor·in·bad·state</li><li><code·class="inline">ebadmsg</code>·-·Not·a·data·message</li><li><code·class="inline">ebadr</code>·-·Bad·request·descriptor</li><li><code·class="inline">ebadrpc</code>·-·Bad·RPC·structure</li><li><code·class="inline">ebadrqc</code>·-·Bad·request·code</li><li><code·class="inline">ebadslt</code>·-·Invalid·slot</li><li><code·class="inline">ebfont</code>·-·Bad·font·file·format</li><li><code·class="inline">ebusy</code>·-·File·busy</li><li><code·class="inline">echild</code>·-·No·children</li><li><code·class="inline">echrng</code>·-·Channel·number·out·of·range</li><li><code·class="inline">ecomm</code>·-·Communication·error·on·send</li><li><code·class="inline">econnaborted</code>·-·Software·caused·connection·abort</li><li><code·class="inline">econnrefused</code>·-·Connection·refused</li><li><code·class="inline">econnreset</code>·-·Connection·reset·by·peer</li><li><code·class="inline">edeadlk</code>·-·Resource·deadlock·avoided</li><li><code·class="inline">edeadlock</code>·-·Resource·deadlock·avoided</li><li><code·class="inline">edestaddrreq</code>·-·Destination·address·required</li><li><code·class="inline">edirty</code>·-·Mounting·a·dirty·fs·without·force</li><li><code·class="inline">edom</code>·-·Math·argument·out·of·range</li><li><code·class="inline">edotdot</code>·-·Cross·mount·point</li><li><code·class="inline">edquot</code>·-·Disk·quota·exceeded</li><li><code·class="inline">eduppkg</code>·-·Duplicate·package·name</li><li><code·class="inline">eexist</code>·-·File·already·exists</li><li><code·class="inline">efault</code>·-·Bad·address·in·system·call·argument</li><li><code·class="inline">efbig</code>·-·File·too·large</li><li><code·class="inline">ehostdown</code>·-·Host·is·down</li><li><code·class="inline">ehostunreach</code>·-·Host·is·unreachable</li><li><code·class="inline">eidrm</code>·-·Identifier·removed</li><li><code·class="inline">einit</code>·-·Initialization·error</li><li><code·class="inline">einprogress</code>·-·Operation·now·in·progress</li><li><code·class="inline">eintr</code>·-·Interrupted·system·call</li><li><code·class="inline">einval</code>·-·Invalid·argument</li><li><code·class="inline">eio</code>·-·I/O·error</li><li><code·class="inline">eisconn</code>·-·Socket·is·already·connected</li><li><code·class="inline">eisdir</code>·-·Illegal·operation·on·a·directory</li><li><code·class="inline">eisnam</code>·-·Is·a·named·file</li><li><code·class="inline">el2hlt</code>·-·Level·2·halted</li><li><code·class="inline">el2nsync</code>·-·Level·2·not·synchronized</li><li><code·class="inline">el3hlt</code>·-·Level·3·halted</li><li><code·class="inline">el3rst</code>·-·Level·3·reset</li><li><code·class="inline">elbin</code>·-·ELBIN</li><li><code·class="inline">elibacc</code>·-·Cannot·access·a·needed·shared·library</li><li><code·class="inline">elibbad</code>·-·Accessing·a·corrupted·shared·library</li><li><code·class="inline">elibexec</code>·-·Cannot·exec·a·shared·library·directly</li><li><code·class="inline">elibmax</code>·-·Attempting·to·link·in·more·shared·libraries·than·system·limit</li><li><code·class="inline">elibscn</code>·-·<code·class="inline">.lib</code>·section·in·<code·class="inline">a.out</code>·corrupted</li><li><code·class="inline">elnrng</code>·-·Link·number·out·of·range</li><li><code·class="inline">eloop</code>·-·Too·many·levels·of·symbolic·links</li><li><code·class="inline">emfile</code>·-·Too·many·open·files</li><li><code·class="inline">emlink</code>·-·Too·many·links</li><li><code·class="inline">emsgsize</code>·-·Message·too·long</li><li><code·class="inline">emultihop</code>·-·Multihop·attempted</li><li><code·class="inline">enametoolong</code>·-·Filename·too·long</li><li><code·class="inline">enavail</code>·-·Unavailable</li><li><code·class="inline">enet</code>·-·ENET</li><li><code·class="inline">enetdown</code>·-·Network·is·down</li><li><code·class="inline">enetreset</code>·-·Network·dropped·connection·on·reset</li><li><code·class="inline">enetunreach</code>·-·Network·is·unreachable</li><li><code·class="inline">enfile</code>·-·File·table·overflow</li><li><code·class="inline">enoano</code>·-·Anode·table·overflow</li><li><code·class="inline">enobufs</code>·-·No·buffer·space·available</li><li><code·class="inline">enocsi</code>·-·No·CSI·structure·available</li><li><code·class="inline">enodata</code>·-·No·data·available</li><li><code·class="inline">enodev</code>·-·No·such·device</li><li><code·class="inline">enoent</code>·-·No·such·file·or·directory</li><li><code·class="inline">enoexec</code>·-·Exec·format·error</li><li><code·class="inline">enolck</code>·-·No·locks·available</li><li><code·class="inline">enolink</code>·-·Link·has·been·severed</li><li><code·class="inline">enomem</code>·-·Not·enough·memory</li><li><code·class="inline">enomsg</code>·-·No·message·of·desired·type</li><li><code·class="inline">enonet</code>·-·Machine·is·not·on·the·network</li><li><code·class="inline">enopkg</code>·-·Package·not·installed</li><li><code·class="inline">enoprotoopt</code>·-·Bad·protocol·option</li><li><code·class="inline">enospc</code>·-·No·space·left·on·device</li><li><code·class="inline">enosr</code>·-·Out·of·stream·resources·or·not·a·stream·device</li><li><code·class="inline">enosym</code>·-·Unresolved·symbol·name</li><li><code·class="inline">enosys</code>·-·Function·not·implemented</li><li><code·class="inline">enotblk</code>·-·Block·device·required</li><li><code·class="inline">enotconn</code>·-·Socket·is·not·connected</li><li><code·class="inline">enotdir</code>·-·Not·a·directory</li><li><code·class="inline">enotempty</code>·-·Directory·not·empty</li><li><code·class="inline">enotnam</code>·-·Not·a·named·file</li><li><code·class="inline">enotsock</code>·-·Socket·operation·on·non-socket</li><li><code·class="inline">enotsup</code>·-·Operation·not·supported</li><li><code·class="inline">enotty</code>·-·Inappropriate·device·for·<code·class="inline">ioctl</code></li><li><code·class="inline">enotuniq</code>·-·Name·not·unique·on·network</li><li><code·class="inline">enxio</code>·-·No·such·device·or·address</li><li><code·class="inline">eopnotsupp</code>·-·Operation·not·supported·on·socket</li><li><code·class="inline">eperm</code>·-·Not·owner</li><li><code·class="inline">epfnosupport</code>·-·Protocol·family·not·supported</li><li><code·class="inline">epipe</code>·-·Broken·pipe</li><li><code·class="inline">eproclim</code>·-·Too·many·processes</li><li><code·class="inline">eprocunavail</code>·-·Bad·procedure·for·program</li><li><code·class="inline">eprogmismatch</code>·-·Wrong·program·version</li><li><code·class="inline">eprogunavail</code>·-·RPC·program·unavailable</li><li><code·class="inline">eproto</code>·-·Protocol·error</li><li><code·class="inline">eprotonosupport</code>·-·Protocol·not·supported</li><li><code·class="inline">eprototype</code>·-·Wrong·protocol·type·for·socket</li><li><code·class="inline">erange</code>·-·Math·result·unrepresentable</li><li><code·class="inline">erefused</code>·-·EREFUSED</li><li><code·class="inline">eremchg</code>·-·Remote·address·changed</li><li><code·class="inline">eremdev</code>·-·Remote·device</li><li><code·class="inline">eremote</code>·-·Pathname·hit·remote·filesystem</li><li><code·class="inline">eremoteio</code>·-·Remote·I/O·error</li><li><code·class="inline">eremoterelease</code>·-·EREMOTERELEASE</li><li><code·class="inline">erofs</code>·-·Read-only·filesystem</li><li><code·class="inline">erpcmismatch</code>·-·Wrong·RPC·version</li><li><code·class="inline">erremote</code>·-·Object·is·remote</li><li><code·class="inline">eshutdown</code>·-·Cannot·send·after·socket·shutdown</li><li><code·class="inline">esocktnosupport</code>·-·Socket·type·not·supported</li><li><code·class="inline">espipe</code>·-·Invalid·seek</li><li><code·class="inline">esrch</code>·-·No·such·process</li><li><code·class="inline">esrmnt</code>·-·Srmount·error</li><li><code·class="inline">estale</code>·-·Stale·remote·file·handle</li><li><code·class="inline">esuccess</code>·-·Error·0</li><li><code·class="inline">etime</code>·-·Timer·expired</li><li><code·class="inline">etimedout</code>·-·Connection·timed·out</li><li><code·class="inline">etoomanyrefs</code>·-·Too·many·references</li><li><code·class="inline">etxtbsy</code>·-·Text·file·or·pseudo-device·busy</li><li><code·class="inline">euclean</code>·-·Structure·needs·cleaning</li><li><code·class="inline">eunatch</code>·-·Protocol·driver·not·attached</li><li><code·class="inline">eusers</code>·-·Too·many·users</li><li><code·class="inline">eversion</code>·-·Version·mismatch</li><li><code·class="inline">ewouldblock</code>·-·Operation·would·block</li><li><code·class="inline">exdev</code>·-·Cross-device·link</li><li><code·class="inline">exfull</code>·-·Message·tables·full</li><li><code·class="inline">nxdomain</code>·-·Hostname·or·domain·name·cannot·be·found</li></ul> |
| 173 | ····</section> | 173 | ····</section> |
| Offset 953, 15 lines modified | Offset 953, 15 lines modified | ||
| 953 | ···················h_addrtype·::·inet·|·inet6, | 953 | ···················h_addrtype·::·inet·|·inet6, |
| 954 | ···················h_length·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(), | 954 | ···················h_length·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(), |
| 955 | ···················h_addr_list·::·[<a·href="inet.html#t:ip_address/0">inet:ip_address</a>()]}.</pre> | 955 | ···················h_addr_list·::·[<a·href="inet.html#t:ip_address/0">inet:ip_address</a>()]}.</pre> |
| 956 | ······</div> | 956 | ······</div> |
| 957 | <p>A·record·describing·a·host;·name·and·address.</p><p>Corresponds·to·the·<code·class="inline">C</code>:·<code·class="inline">struct hostent</code>·as·returned·by·for·example | 957 | <p>A·record·describing·a·host;·name·and·address.</p><p>Corresponds·to·the·<code·class="inline">C</code>:·<code·class="inline">struct hostent</code>·as·returned·by·for·example |
| 958 | <code·class="inline">gethostbyname(3)</code>.</p><p>The·record·is·defined·in·the·Kernel·include·file·<code·class="inline">"inet.hrl"</code>.</p><p>Add·the·following·directive·to·the·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="3 | 958 | <code·class="inline">gethostbyname(3)</code>.</p><p>The·record·is·defined·in·the·Kernel·include·file·<code·class="inline">"inet.hrl"</code>.</p><p>Add·the·following·directive·to·the·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="3450814757-1">(</span><span·class="s">"kernel/include/inet.hrl"</span><span·class="p"·data-group-id="3450814757-1">)</span><span·class="p">.</span></code></pre> |
| 959 | ··</section> | 959 | ··</section> |
| 960 | </section> | 960 | </section> |
| 961 | <section·class="detail"·id="t:hostname/0"> | 961 | <section·class="detail"·id="t:hostname/0"> |
| 962 | ··<div·class="detail-header"> | 962 | ··<div·class="detail-header"> |
| 963 | ····<a·href="#t:hostname/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> | 963 | ····<a·href="#t:hostname/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> |
| 964 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 964 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 2050, 17 lines modified | Offset 2050, 17 lines modified | ||
| 2050 | coded·in·native·endianness.</p><p>Asking·for·and·inspecting·raw·socket·options·require·low-level·information·about | 2050 | coded·in·native·endianness.</p><p>Asking·for·and·inspecting·raw·socket·options·require·low-level·information·about |
| 2051 | the·current·operating·system·and·TCP·stack.</p><p><em>Example:</em></p><p>Consider·a·Linux·machine·where·option·<code·class="inline">TCP_INFO</code>·can·be·used·to·collect·TCP | 2051 | the·current·operating·system·and·TCP·stack.</p><p><em>Example:</em></p><p>Consider·a·Linux·machine·where·option·<code·class="inline">TCP_INFO</code>·can·be·used·to·collect·TCP |
| 2052 | statistics·for·a·socket.·Assume·you·are·interested·in·field·<code·class="inline">tcpi_sacked</code>·of | 2052 | statistics·for·a·socket.·Assume·you·are·interested·in·field·<code·class="inline">tcpi_sacked</code>·of |
| 2053 | <code·class="inline">struct·tcp_info</code>·filled·in·when·asking·for·<code·class="inline">TCP_INFO</code>.·To·be·able·to·access | 2053 | <code·class="inline">struct·tcp_info</code>·filled·in·when·asking·for·<code·class="inline">TCP_INFO</code>.·To·be·able·to·access |
| 2054 | this·information,·you·need·to·know·the·following:</p><ul><li>The·numeric·value·of·protocol·level·<code·class="inline">IPPROTO_TCP</code></li><li>The·numeric·value·of·option·<code·class="inline">TCP_INFO</code></li><li>The·size·of·<code·class="inline">struct·tcp_info</code></li><li>The·size·and·offset·of·the·specific·field</li></ul><p>By·inspecting·the·headers·or·writing·a·small·C·program,·it·is·found·that | 2054 | this·information,·you·need·to·know·the·following:</p><ul><li>The·numeric·value·of·protocol·level·<code·class="inline">IPPROTO_TCP</code></li><li>The·numeric·value·of·option·<code·class="inline">TCP_INFO</code></li><li>The·size·of·<code·class="inline">struct·tcp_info</code></li><li>The·size·and·offset·of·the·specific·field</li></ul><p>By·inspecting·the·headers·or·writing·a·small·C·program,·it·is·found·that |
| 2055 | <code·class="inline">IPPROTO_TCP</code>·is·6,·<code·class="inline">TCP_INFO</code>·is·11,·the·structure·size·is·92·(bytes),·the | 2055 | <code·class="inline">IPPROTO_TCP</code>·is·6,·<code·class="inline">TCP_INFO</code>·is·11,·the·structure·size·is·92·(bytes),·the |
| 2056 | offset·of·<code·class="inline">tcpi_sacked</code>·is·28·bytes,·and·the·value·is·a·32-bit·integer.·The | 2056 | offset·of·<code·class="inline">tcpi_sacked</code>·is·28·bytes,·and·the·value·is·a·32-bit·integer.·The |
| 2057 | following·code·can·be·used·to·retrieve·the·value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">get_tcpi_sacked</span><span·class="p"·data-group-id=" | 2057 | following·code·can·be·used·to·retrieve·the·value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">get_tcpi_sacked</span><span·class="p"·data-group-id="0012512591-1">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="0012512591-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 2058 | ····</span><span·class="p"·data-group-id=" | 2058 | ····</span><span·class="p"·data-group-id="0012512591-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="0012512591-3">[</span><span·class="p"·data-group-id="0012512591-4">{</span><span·class="ss">raw</span><span·class="p">,</span><span·class="p">_</span><sp[·...·truncated·by·diffoscope;·len:·942,·SHA:·0c6458787a9f49be412b4cee73fd8a5a5a9bf6394f43c485f37f33dc8be380f6·...·]1-5">)</span><span·class="p">,</span><span·class="w"> |
| 2059 | ····</span><span·class="p"·data-group-id=" | 2059 | ····</span><span·class="p"·data-group-id="0012512591-8"><<</span><span·class="p">_</span><span·class="p">:</span><span·class="mi">28</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="n">TcpiSacked</span><span·class="p">:</span><span·class="mi">3[·...·truncated·by·diffoscope;·len:·204,·SHA:·b5a2912421e57da920bb918214b97390b6e5e9b4fe2d65e7286c6dcc4b70a3eb·...·]1-8">>></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w"> |
| 2060 | ····</span><span·class="n">TcpiSacked</span><span·class="p">.</span></code></pre><p>Preferably,·you·would·check·the·machine·type,·the·operating·system,·and·the | 2060 | ····</span><span·class="n">TcpiSacked</span><span·class="p">.</span></code></pre><p>Preferably,·you·would·check·the·machine·type,·the·operating·system,·and·the |
| 2061 | Kernel·version·before·executing·anything·similar·to·this·code.</p> | 2061 | Kernel·version·before·executing·anything·similar·to·this·code.</p> |
| 2062 | ··</section> | 2062 | ··</section> |
| 2063 | </section> | 2063 | </section> |
| 2064 | <section·class="detail"·id="getstat/1"> | 2064 | <section·class="detail"·id="getstat/1"> |
| 2065 | ··<div·class="detail-header"> | 2065 | ··<div·class="detail-header"> |
| Offset 2381, 15 lines modified | Offset 2381, 15 lines modified | ||
| 2381 | ······<div·class="specs"> | 2381 | ······<div·class="specs"> |
| 2382 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·monitor(Socket)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:reference/0">reference</a>()·when·Socket·::·<a·href="#t:socket/0">socket</a>().</pre> | 2382 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·monitor(Socket)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:reference/0">reference</a>()·when·Socket·::·<a·href="#t:socket/0">socket</a>().</pre> |
| 2383 | ······</div> | 2383 | ······</div> |
| 2384 | <p>Start·a·socket·monitor.</p><p>If·the·<code·class="inline">Socket</code>·to·monitor·doesn't·exist·or·when·the·monitor·is·triggered, | 2384 | <p>Start·a·socket·monitor.</p><p>If·the·<code·class="inline">Socket</code>·to·monitor·doesn't·exist·or·when·the·monitor·is·triggered, |
| 2385 | a·<code·class="inline">'DOWN'</code>·message·is·sent·that·has·the·following·pattern:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ····</span><span·class="p"·data-group-id=" | 2385 | a·<code·class="inline">'DOWN'</code>·message·is·sent·that·has·the·following·pattern:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ····</span><span·class="p"·data-group-id="2063005786-1">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MonitorRef</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p">,</span><span·class="w">[·...·truncated·by·diffoscope;·len:·153,·SHA:·772505d6938db4465b8ccb6da0a5794ba888a0f01a9c2bdb37acd330b2fb0ac8·...·]-1">}</span></code></pre><ul><li><p><strong><code·class="inline">MonitorRef</code></strong>·-·The·return·value·from·this·function.</p></li><li><p><strong><code·class="inline">Type</code></strong>·-·The·type·of·socket,·can·be·one·of·the·following |
| 2386 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0"><code·class="inline">atom/0</code></a>s:·<code·class="inline">port</code>·or·<code·class="inline">socket</code>.</p></li><li><p><strong><code·class="inline">Object</code></strong>·-·The·monitored·entity,·the·socket,·which·triggered·the·event.</p></li><li><p><strong><code·class="inline">Info</code></strong>·-·Either·the·termination·reason·of·the·socket·or·<code·class="inline">nosock</code> | 2386 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0"><code·class="inline">atom/0</code></a>s:·<code·class="inline">port</code>·or·<code·class="inline">socket</code>.</p></li><li><p><strong><code·class="inline">Object</code></strong>·-·The·monitored·entity,·the·socket,·which·triggered·the·event.</p></li><li><p><strong><code·class="inline">Info</code></strong>·-·Either·the·termination·reason·of·the·socket·or·<code·class="inline">nosock</code> |
| 2387 | (the·<code·class="inline">Socket</code>·did·not·exist·when·this·function·was·called).</p></li></ul><p>Making·several·calls·to·<a·href="#monitor/1"><code·class="inline">inet:monitor/1</code></a>·for·the·same·<code·class="inline">Socket</code> | 2387 | (the·<code·class="inline">Socket</code>·did·not·exist·when·this·function·was·called).</p></li></ul><p>Making·several·calls·to·<a·href="#monitor/1"><code·class="inline">inet:monitor/1</code></a>·for·the·same·<code·class="inline">Socket</code> |
| 2388 | is·not·an·error;·one·monitor·is·created·per·call.</p><p>The·monitor·is·triggered·when·the·socket·is·closed·in·any·way·such·as | 2388 | is·not·an·error;·one·monitor·is·created·per·call.</p><p>The·monitor·is·triggered·when·the·socket·is·closed·in·any·way·such·as |
| 2389 | an·API·call,·remote·end·close,·closed·by·signal·when·owner·exits,·...</p> | 2389 | an·API·call,·remote·end·close,·closed·by·signal·when·owner·exits,·...</p> |
| 2390 | ··</section> | 2390 | ··</section> |
| 2391 | </section> | 2391 | </section> |
| 2392 | <section·class="detail"·id="ntoa/1"> | 2392 | <section·class="detail"·id="ntoa/1"> |
| Offset 3220, 15 lines modified | Offset 3220, 15 lines modified | ||
| 3220 | ······<p·class="built-using"> | 3220 | ······<p·class="built-using"> |
| 3221 | ········Built·using | 3221 | ········Built·using |
| 3222 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3222 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3223 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3223 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3224 | ······</p> | 3224 | ······</p> |
| 3225 | <p>Copyright·©·1996-202 | 3225 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3226 | ····</footer> | 3226 | ····</footer> |
| 3227 | ··</div> | 3227 | ··</div> |
| 3228 | </main> | 3228 | </main> |
| 3229 | </div> | 3229 | </div> |
| 3230 | <script> | 3230 | <script> |
| 3231 | ··function·mermaidLoaded()·{ | 3231 | ··function·mermaidLoaded()·{ |
| 3232 | ····mermaid.initialize({ | 3232 | ····mermaid.initialize({ |
| Offset 175, 23 lines modified | Offset 175, 23 lines modified | ||
| 175 | <p>The·following·data·types·concern·the·DNS·client:</p><h2·id="module-example"·class="section-heading"> | 175 | <p>The·following·data·types·concern·the·DNS·client:</p><h2·id="module-example"·class="section-heading"> |
| 176 | ··<a·href="#module-example"·class="hover-link"> | 176 | ··<a·href="#module-example"·class="hover-link"> |
| 177 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 177 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 178 | ··</a> | 178 | ··</a> |
| 179 | ··<span·class="text">Example</span> | 179 | ··<span·class="text">Example</span> |
| 180 | </h2> | 180 | </h2> |
| 181 | <p>This·access·functions·example·shows·how·<a·href="#lookup/3"><code·class="inline">lookup/3</code></a>·can·be·implemented·using | 181 | <p>This·access·functions·example·shows·how·<a·href="#lookup/3"><code·class="inline">lookup/3</code></a>·can·be·implemented·using |
| 182 | <a·href="#resolve/3"><code·class="inline">resolve/3</code></a>·from·outside·the·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">example_lookup</span><span·class="p"·data-group-id=" | 182 | <a·href="#resolve/3"><code·class="inline">resolve/3</code></a>·from·outside·the·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">example_lookup</span><span·class="p"·data-group-id="3140831696-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Class</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p"·data-group-id="3140831696-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">inet_res</span><span·class="p">:</span><span·class="nf">resolve</span><span·class="p"·data-group-id=" | 183 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">inet_res</span><span·class="p">:</span><span·class="nf">resolve</span><span·class="p"·data-group-id="3140831696-2">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Class</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p"·data-group-id="3140831696-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 184 | ········</span><span·class="p"·data-group-id=" | 184 | ········</span><span·class="p"·data-group-id="3140831696-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Msg</span><span·class="p"·data-group-id="3140831696-3">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 185 | ············</span><span·class="p"·data-group-id=" | 185 | ············</span><span·class="p"·data-group-id="3140831696-4">[</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id="3140831696-5">(</span><span·class="n">RR</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">data</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·1c663f5b2112f575b2f2348c583712bc0560153bf970c642857937fa098c5c80·...·]-5">)</span><span·class="w"> |
| 186 | ·············</span><span·class="p">||</span><span·class="w">·</span><span·class="n">RR</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id=" | 186 | ·············</span><span·class="p">||</span><span·class="w">·</span><span·class="n">RR</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id="3140831696-6">(</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">anlist</span><span·class="p"·data-group-id="3140831696-6">)</span><span·class="p">,</span><span·class="w"> |
| 187 | ·················</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id=" | 187 | ·················</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id="3140831696-7">(</span><span·class="n">RR</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">type</span><span·class="p"·data-group-id="3140831696-7">)</span><span·class="w">·</span><span·class="o">=:=</span><span·class="w">·</span><span·class="n">Type</span><span·class="p">,</span><span·class="w"> |
| 188 | ·················</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id=" | 188 | ·················</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id="3140831696-8">(</span><span·class="n">RR</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">class</span><span·class="p"·data-group-id="3140831696-8">)</span><span·class="w">·</span><span·class="o">=:=</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·64,·SHA:·dfc948f26f06a6b35c3a6144363c8295274c58d9355427837dc9336a349f51fe·...·]-4">]</span><span·class="p">;</span><span·class="w"> |
| 189 | ········</span><span·class="p"·data-group-id=" | 189 | ········</span><span·class="p"·data-group-id="3140831696-9">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="3140831696-9">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 190 | ············</span><span·class="p"·data-group-id=" | 190 | ············</span><span·class="p"·data-group-id="3140831696-10">[</span><span·class="p"·data-group-id="3140831696-10">]</span><span·class="w"> |
| 191 | ·····</span><span·class="k">end</span><span·class="p">.</span></code></pre> | 191 | ·····</span><span·class="k">end</span><span·class="p">.</span></code></pre> |
| 192 | ····</section> | 192 | ····</section> |
| 193 | </div> | 193 | </div> |
| 194 | ··<section·id="summary"·class="details-list"> | 194 | ··<section·id="summary"·class="details-list"> |
| 195 | ····<h1·class="section-heading"> | 195 | ····<h1·class="section-heading"> |
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| 584 | ··········<pre·translate="no"><span·class="attribute">-type</span>·dns_msg()·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 584 | ··········<pre·translate="no"><span·class="attribute">-type</span>·dns_msg()·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 585 | ······</div> | 585 | ······</div> |
| 586 | <p>A·DNS·message.</p><p>This·is·the·start·of·a·hierarchy·of·opaque·data·structures·that·can·be | 586 | <p>A·DNS·message.</p><p>This·is·the·start·of·a·hierarchy·of·opaque·data·structures·that·can·be |
| 587 | examined·with·access·functions·in·<code·class="inline">inet_dns</code>,·which·return·lists·of | 587 | examined·with·access·functions·in·<code·class="inline">inet_dns</code>,·which·return·lists·of |
| 588 | <code·class="inline">{Field,Value}</code>·tuples.·The·arity·2·functions·return·the·value | 588 | <code·class="inline">{Field,Value}</code>·tuples.·The·arity·2·functions·return·the·value |
| 589 | for·a·specified·field.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">dns_msg</span><span·class="p"·data-group-id=" | 589 | for·a·specified·field.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">dns_msg</span><span·class="p"·data-group-id="7403624212-1">(</span><span·class="p"·data-group-id="7403624212-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">DnsMsg</span><span·class="w"> |
| 590 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id=" | 590 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id="7403624212-2">(</span><span·class="n">DnsMsg</span><span·class="p"·data-group-id="7403624212-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 591 | ········</span><span·class="p"·data-group-id=" | 591 | ········</span><span·class="p"·data-group-id="7403624212-3">[</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-4">{</span><span·class="ss">header</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_header</span><span·class="p"·data-group-id="7403624212-5">[·...·truncated·by·diffoscope;·len:·102,·SHA:·a0dff266c17b939af6a001c9c674551386a0a8ab684a1ea63b4db3b8ba42e514·...·]-4">}</span><span·class="w"> |
| 592 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 592 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-6">{</span><span·class="ss">qdlist</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_query</span><span·class="p"·data-group-id="7403624212-7">(</span><span·class="p"·data-group-id="7403624212-7">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·fc61e28ed4aece3ba11b825da58e369554211bad63dc77d5cfab7ad030a9c4bb·...·]-6">}</span><span·class="w"> |
| 593 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 593 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-8">{</span><span·class="ss">anlist</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_rr</span><span·class="p"·data-group-id="7403624212-9">(</span><span·class="p"·data-group-id="7403624212-9">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·706339a558b7da36f11c6c2b08b2c81053ef2f66fed2051e94a3288c9782d26a·...·]-8">}</span><span·class="w"> |
| 594 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 594 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-10">{</span><span·class="ss">nslist</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_rr</span><span·class="p"·data-group-id="7403624212-11">(</span><span·class="p"·data-group-id="7403624212-11">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·fc61e28ed4aece3ba11b825da58e369554211bad63dc77d5cfab7ad030a9c4bb·...·]-10">}</span><span·class="w"> |
| 595 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 595 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-12">{</span><span·class="ss">arlist</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_rr</span><span·class="p"·data-group-id="7403624212-13">(</span><span·class="p"·data-group-id="7403624212-13">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·102,·SHA:·2c65e583794c3e41d134204f72bcc1295cb484d4ba166fcf7b14052c1252d2c3·...·]-3">]</span><span·class="w"> |
| 596 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id=" | 596 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id="7403624212-14">(</span><span·class="n">DnsMsg</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">header</span><span·class="p"·data-group-id="7403624212-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·133,·SHA:·0fbbbf8876f47a8830a2c1882c9334e27971222c87d1de85e8fe8594f39f99cc·...·]-15">)</span><span·class="w">·</span><span·class="c1">%·for·example</span><span·class="w"> |
| 597 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id=" | 597 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id="7403624212-16">(</span><span·class="n">DnsMsg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Field</span><span·class="p"·data-group-id="7403624212-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Value</span><span·class="w"> |
| 598 | </span><span·class="nf">dns_header</span><span·class="p"·data-group-id=" | 598 | </span><span·class="nf">dns_header</span><span·class="p"·data-group-id="7403624212-17">(</span><span·class="p"·data-group-id="7403624212-17">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">DnsHeader</span><span·class="w"> |
| 599 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">header</span><span·class="p"·data-group-id=" | 599 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">header</span><span·class="p"·data-group-id="7403624212-18">(</span><span·class="n">DnsHeader</span><span·class="p"·data-group-id="7403624212-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 600 | ········</span><span·class="p"·data-group-id=" | 600 | ········</span><span·class="p"·data-group-id="7403624212-19">[</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-20">{</span><span·class="ss">id</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="7403624212-21">(</s[·...·truncated·by·diffoscope;·len:·99,·SHA:·7fcaa6d116eda465d71d804189b93ba3f796e8da25516d4f3675bdf53d8f41e0·...·]-20">}</span><span·class="w"> |
| 601 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 601 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-22">{</span><span·class="ss">qr</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="7403624212-23">(</span><span·class="p"·data-group-id="7403624212-23">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·706339a558b7da36f11c6c2b08b2c81053ef2f66fed2051e94a3288c9782d26a·...·]-22">}</span><span·class="w"> |
| 602 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 602 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-24">{</span><span·class="ss">opcode</span><span·class="p">,</span><span·class="w">·</span><span·class="k">query</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">iquery</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·329,·SHA:·7d800f3d9864f13519bc1e3764c39530ea996e206d9bed915b64da6463ec36c3·...·]-24">}</span><span·class="w"> |
| 603 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 603 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-26">{</span><span·class="ss">aa</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="7403624212-27">(</span><span·class="p"·data-group-id="7403624212-27">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·706339a558b7da36f11c6c2b08b2c81053ef2f66fed2051e94a3288c9782d26a·...·]-26">}</span><span·class="w"> |
| 604 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 604 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-28">{</span><span·class="ss">tc</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="7403624212-29">(</span><span·class="p"·data-group-id="7403624212-29">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·706339a558b7da36f11c6c2b08b2c81053ef2f66fed2051e94a3288c9782d26a·...·]-28">}</span><span·class="w"> |
| 605 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 605 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-30">{</span><span·class="ss">rd</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="7403624212-31">(</span><span·class="p"·data-group-id="7403624212-31">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·706339a558b7da36f11c6c2b08b2c81053ef2f66fed2051e94a3288c9782d26a·...·]-30">}</span><span·class="w"> |
| 606 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 606 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-32">{</span><span·class="ss">ra</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="7403624212-33">(</span><span·class="p"·data-group-id="7403624212-33">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·706339a558b7da36f11c6c2b08b2c81053ef2f66fed2051e94a3288c9782d26a·...·]-32">}</span><span·class="w"> |
| 607 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 607 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-34">{</span><span·class="ss">pr</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="7403624212-35">(</span><span·class="p"·data-group-id="7403624212-35">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·706339a558b7da36f11c6c2b08b2c81053ef2f66fed2051e94a3288c9782d26a·...·]-34">}</span><span·class="w"> |
| 608 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 608 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-36">{</span><span·class="ss">rcode</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="7403624212-37">(</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</spa[·...·truncated·by·diffoscope;·len:·201,·SHA:·14638906d3aceb2646531d8dd9d80a04a9224986aa27508528f4a0248ca91312·...·]-19">]</span><span·class="w"> |
| 609 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">header</span><span·class="p"·data-group-id=" | 609 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">header</span><span·class="p"·data-group-id="7403624212-38">(</span><span·class="n">DnsHeader</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Field</span><span·class="p"·data-group-id="7403624212-38">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Value</span><span·class="w"> |
| 610 | </span><span·class="nf">query_type</span><span·class="p"·data-group-id=" | 610 | </span><span·class="nf">query_type</span><span·class="p"·data-group-id="7403624212-39">(</span><span·class="p"·data-group-id="7403624212-39">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">axfr</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·424,·SHA:·a0f566ac5fb065adf39178ded9085228f9ab455ff4ab95651bb9e64a52c35401·...·]-40">)</span><span·class="w"> |
| 611 | </span><span·class="nf">dns_query</span><span·class="p"·data-group-id=" | 611 | </span><span·class="nf">dns_query</span><span·class="p"·data-group-id="7403624212-41">(</span><span·class="p"·data-group-id="7403624212-41">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">DnsQuery</span><span·class="w"> |
| 612 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">dns_query</span><span·class="p"·data-group-id=" | 612 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">dns_query</span><span·class="p"·data-group-id="7403624212-42">(</span><span·class="n">DnsQuery</span><span·class="p"·data-group-id="7403624212-42">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 613 | ········</span><span·class="p"·data-group-id=" | 613 | ········</span><span·class="p"·data-group-id="7403624212-43">[</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-44">{</span><span·class="ss">domain</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_name</span><span·class="p"·data-group-id="7403624212-45"[·...·truncated·by·diffoscope;·len:·104,·SHA:·c5b8697e7e7c6491fb2553b602b972209dc3850ea4f49390a0a1c173f1790f6c·...·]-44">}</span><span·class="w"> |
| 614 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 614 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-46">{</span><span·class="ss">type</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">query_type</span><span·class="p"·data-group-id="7403624212-47">(</span><span·class="p"·data-group-id="7403624212-47">)</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·08e02d36d0319e5ba7b43c00891e94b04a82397daa1e3455c683d9caa90689ba·...·]-46">}</span><span·class="w"> |
| 615 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 615 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-48">{</span><span·class="ss">class</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_class</span><span·class="p"·data-group-id="7403624212-49">(</span><span·class="p"·data-group-id="7403624212-49">)</span><span·class="p"[·...·truncated·by·diffoscope;·len:·104,·SHA:·bd9a7c78c4c5ba592dd4130dbbe5cc425df2e18f6ea257891e36f3a7e917831d·...·]-43">]</span><span·class="w"> |
| 616 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">dns_query</span><span·class="p"·data-group-id=" | 616 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">dns_query</span><span·class="p"·data-group-id="7403624212-50">(</span><span·class="n">DnsQuery</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Field</span><span·class="p"·data-group-id="7403624212-50">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Value</span><span·class="w"> |
| 617 | </span><span·class="nf">dns_rr</span><span·class="p"·data-group-id=" | 617 | </span><span·class="nf">dns_rr</span><span·class="p"·data-group-id="7403624212-51">(</span><span·class="p"·data-group-id="7403624212-51">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">DnsRr</span><span·class="w"> |
| 618 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id=" | 618 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id="7403624212-52">(</span><span·class="n">DnsRr</span><span·class="p"·data-group-id="7403624212-52">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">DnsRrFields</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">DnsRrOptFields</span><span·class="w"> |
| 619 | ····</span><span·class="n">DnsRrFields</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 619 | ····</span><span·class="n">DnsRrFields</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-53">[</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-54">{</span><span·class="ss">domain</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_name</span><span·class="p"·data-group-id="7403624212-55"[·...·truncated·by·diffoscope;·len:·104,·SHA:·efba51f69675a18896973ee9e70959bcf921a2a9b375914cfa75b43d0d2ebb77·...·]-54">}</span><span·class="w"> |
| 620 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 620 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-56">{</span><span·class="ss">type</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_rr_type</span><span·class="p"·data-group-id="7403624212-57">(</span><span·class="p"·data-group-id="7403624212-57">)</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·2553fa9b030426616761bc599851be0d93a7214c07131b24cd97b72c468c48e9·...·]-56">}</span><span·class="w"> |
| 621 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 621 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-58">{</span><span·class="ss">class</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_class</span><span·class="p"·data-group-id="7403624212-59">(</span><span·class="p"·data-group-id="7403624212-59">)</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·08e02d36d0319e5ba7b43c00891e94b04a82397daa1e3455c683d9caa90689ba·...·]-58">}</span><span·class="w"> |
| 622 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 622 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-60">{</span><span·class="ss">ttl</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="7403624212-61">(</span><span·class="p"·data-group-id="7403624212-61">)</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·f5bd0e4bb8017df39f4d9dcfe4a98978e172a8f1235a09ea24ab676edc36fc83·...·]-60">}</span><span·class="w"> |
| 623 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 623 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-62">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_data</span><span·class="p"·data-group-id="7403624212-63">(</span><span·class="p"·data-group-id="7403624212-63">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·102,·SHA:·871e330d585fb74850a5deb2cf087188a08c567e6d896b7571fffce043e83c6d·...·]-53">]</span><span·class="w"> |
| 624 | ····</span><span·class="n">DnsRrOptFields</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 624 | ····</span><span·class="n">DnsRrOptFields</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-64">[</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-65">{</span><span·class="ss">domain</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_name</span><span·class="p"·data-group-id="7403624212-66"[·...·truncated·by·diffoscope;·len:·104,·SHA:·415c5182144bc8ae7984d320572ad1c8c0fbf49e6839fda9c553cfef7f5dd1d1·...·]-65">}</span><span·class="w"> |
| 625 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 625 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-67">{</span><span·class="ss">type</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">opt</span><span·class="p"·data-group-id="7403624212-67">}</span><span·class="w"> |
| 626 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 626 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-68">{</span><span·class="ss">udp_payload_size</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="7403624212-69">(</span><span·class="p"·data-group-id="7403624212-69">)</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·ac6dd7c08b65731412180dec51c335c93ed4576b47a8549a76251a0b29f8129a·...·]-68">}</span><span·class="w"> |
| 627 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 627 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-70">{</span><span·class="ss">ext_rcode</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="7403624212-71">(</span><span·class="p"·data-group-id="7403624212-71">)</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·0f2e0a301c5074c03c0de9acfc3241eb3e2706dcf2e80496eb8baa68f380edf1·...·]-70">}</span><span·class="w"> |
| 628 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 628 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-72">{</span><span·class="ss">version</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="7403624212-73">(</span><span·class="p"·data-group-id="7403624212-73">)</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·08e02d36d0319e5ba7b43c00891e94b04a82397daa1e3455c683d9caa90689ba·...·]-72">}</span><span·class="w"> |
| 629 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 629 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-74">{</span><span·class="ss">z</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="7403624212-75">(</span><span·class="p"·data-group-id="7403624212-75">)</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·aec1f096f4e1472179f09e12b7fc6cc947758d2f97d2da6e6132e104864e96dc·...·]-74">}</span><span·class="w"> |
| 630 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 630 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7403624212-76">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_data</span><span·class="p"·data-group-id="7403624212-77">(</span><span·class="p"·data-group-id="7403624212-77">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·102,·SHA:·0912b22d4b595cc6da1a33fe9f4754c2de1005ab3170348a6cb7b92d39bb7d32·...·]-64">]</span><span·class="w"> |
| 631 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id=" | 631 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id="7403624212-78">(</span><span·class="n">DnsRr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Field</span><span·class="p"·data-group-id="7403624212-78">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·472,·SHA:·1730d8d0ae03358817e6d3d3fdaed57a0a815ead064f51f3ac8f744d39150c1d·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">msg</span><span·class="p">;</span><span·class="w"> |
| 632 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id=" | 632 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id="7254737239-3">(</span><span·class="nf">dns_header</span><span·class="p"·data-group-id="7254737239-4">(</span><span·class="p"·data-group-id="7254737239-4">)</span><span·class="p"·data-group-id="7254737239-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">header</span><span·class="p">;</span><span·class="w"> |
| 633 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id=" | 633 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id="7254737239-5">(</span><span·class="nf">dns_query</span><span·class="p"·data-group-id="7254737239-6">(</span><span·class="p"·data-group-id="7254737239-6">)</span><span·class="p"·data-group-id="7254737239-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">dns_query</span><span·class="p">;</span><span·class="w"> |
| 634 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id=" | 634 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id="7254737239-7">(</span><span·class="nf">dns_rr</span><span·class="p"·data-group-id="7254737239-8">(</span><span·class="p"·data-group-id="7254737239-8">)</span><span·class="p"·data-group-id="7254737239-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">rr</span><span·class="p">;</span><span·class="w"> |
| 635 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id=" | 635 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id="7254737239-9">(</span><span·class="p">_</span><span·class="p"·data-group-id="7254737239-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p">.</span></code></pre><p>So,·<code·class="inline">inet_dns:(inet_dns:record_type(X))(X)</code>·converts·any·of·these·data |
| 636 | structures·into·a·<code·class="inline">{Field,Value}</code>·list.</p> | 636 | structures·into·a·<code·class="inline">{Field,Value}</code>·list.</p> |
| 637 | ··</section> | 637 | ··</section> |
| 638 | </section> | 638 | </section> |
| 639 | <section·class="detail"·id="t:dns_name/0"> | 639 | <section·class="detail"·id="t:dns_name/0"> |
| 640 | ··<div·class="detail-header"> | 640 | ··<div·class="detail-header"> |
| 641 | ····<a·href="#t:dns_name/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> | 641 | ····<a·href="#t:dns_name/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> |
| Offset 1456, 15 lines modified | Offset 1456, 15 lines modified | ||
| 1456 | ······<p·class="built-using"> | 1456 | ······<p·class="built-using"> |
| 1457 | ········Built·using | 1457 | ········Built·using |
| 1458 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1458 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1459 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1459 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1460 | ······</p> | 1460 | ······</p> |
| 1461 | <p>Copyright·©·1996-202 | 1461 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1462 | ····</footer> | 1462 | ····</footer> |
| 1463 | ··</div> | 1463 | ··</div> |
| 1464 | </main> | 1464 | </main> |
| 1465 | </div> | 1465 | </div> |
| 1466 | <script> | 1466 | <script> |
| 1467 | ··function·mermaidLoaded()·{ | 1467 | ··function·mermaidLoaded()·{ |
| 1468 | ····mermaid.initialize({ | 1468 | ····mermaid.initialize({ |
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| 187 | ······<p·class="built-using"> | 187 | ······<p·class="built-using"> |
| 188 | ········Built·using | 188 | ········Built·using |
| 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 191 | ······</p> | 191 | ······</p> |
| 192 | <p>Copyright·©·1996-202 | 192 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 193 | ····</footer> | 193 | ····</footer> |
| 194 | ··</div> | 194 | ··</div> |
| 195 | </main> | 195 | </main> |
| 196 | </div> | 196 | </div> |
| 197 | <script> | 197 | <script> |
| 198 | ··function·mermaidLoaded()·{ | 198 | ··function·mermaidLoaded()·{ |
| 199 | ····mermaid.initialize({ | 199 | ····mermaid.initialize({ |
| Offset 436, 15 lines modified | Offset 436, 15 lines modified | ||
| 436 | ······<p·class="built-using"> | 436 | ······<p·class="built-using"> |
| 437 | ········Built·using | 437 | ········Built·using |
| 438 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 438 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 439 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 439 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 440 | ······</p> | 440 | ······</p> |
| 441 | <p>Copyright·©·1996-202 | 441 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 442 | ····</footer> | 442 | ····</footer> |
| 443 | ··</div> | 443 | ··</div> |
| 444 | </main> | 444 | </main> |
| 445 | </div> | 445 | </div> |
| 446 | <script> | 446 | <script> |
| 447 | ··function·mermaidLoaded()·{ | 447 | ··function·mermaidLoaded()·{ |
| 448 | ····mermaid.initialize({ | 448 | ····mermaid.initialize({ |
| Offset 126, 34 lines modified | Offset 126, 34 lines modified | ||
| 126 | ··</h1> | 126 | ··</h1> |
| 127 | ····<section·id="moduledoc"> | 127 | ····<section·id="moduledoc"> |
| 128 | <p>API·module·for·Logger,·the·standard·logging·facility·in·Erlang/OTP.</p><p>This·module·implements·the·main·API·for·logging·in·Erlang/OTP.·To·create·a·log | 128 | <p>API·module·for·Logger,·the·standard·logging·facility·in·Erlang/OTP.</p><p>This·module·implements·the·main·API·for·logging·in·Erlang/OTP.·To·create·a·log |
| 129 | event,·use·the·<a·href="#logging-api-functions">API·functions</a>·or·the·log | 129 | event,·use·the·<a·href="#logging-api-functions">API·functions</a>·or·the·log |
| 130 | <a·href="#module-macros">macros</a>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">LOG_ERROR</span><span·class="p"·data-group-id=" | 130 | <a·href="#module-macros">macros</a>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">LOG_ERROR</span><span·class="p"·data-group-id="7936990072-1">(</span><span·class="s">"error·happened·because:·</span><span·class="si">~p</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7936990072-2">[</span><span·class="n">Reason</s[·...·truncated·by·diffoscope;·len:·98,·SHA:·5158be20c6897770b73d71b60704b3052a16566f39df01f6aafbea427a573826·...·]-1">)</span><span·class="p">.</span><span·class="w">···</span><span·class="c1">%·With·macro</span><span·class="w"> |
| 131 | </span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 131 | </span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="7936990072-3">(</span><span·class="s">"error·happened·because:·</span><span·class="si">~p</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7936990072-4">[</span><span·class="n">Reason</s[·...·truncated·by·diffoscope;·len:·98,·SHA:·fccc7afc8b5a5facedcddcb8b2badbabc6f182ba4401c9d05dff30fed056c09e·...·]-3">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·Without·macro</span></code></pre><p>To·configure·the·Logger·backend,·use |
| 132 | <a·href="kernel_app.html#logger">Kernel·configuration·parameters</a>·or | 132 | <a·href="kernel_app.html#logger">Kernel·configuration·parameters</a>·or |
| 133 | <a·href="#configuration-api-functions">configuration·functions</a>·in·the·Logger·API.</p><p>By·default,·the·Kernel·application·installs·one·log·handler·at·system·start. | 133 | <a·href="#configuration-api-functions">configuration·functions</a>·in·the·Logger·API.</p><p>By·default,·the·Kernel·application·installs·one·log·handler·at·system·start. |
| 134 | This·handler·is·named·<code·class="inline">default</code>.·It·receives·and·processes·standard·log·events | 134 | This·handler·is·named·<code·class="inline">default</code>.·It·receives·and·processes·standard·log·events |
| 135 | produced·by·the·Erlang·runtime·system,·standard·behaviours·and·different | 135 | produced·by·the·Erlang·runtime·system,·standard·behaviours·and·different |
| 136 | Erlang/OTP·applications.·The·log·events·are·by·default·printed·to·the·terminal.</p><p>If·you·want·your·systems·logs·to·be·printed·to·a·file·instead,·you·must | 136 | Erlang/OTP·applications.·The·log·events·are·by·default·printed·to·the·terminal.</p><p>If·you·want·your·systems·logs·to·be·printed·to·a·file·instead,·you·must |
| 137 | configure·the·default·handler·to·do·so.·The·simplest·way·is·to·include·the | 137 | configure·the·default·handler·to·do·so.·The·simplest·way·is·to·include·the |
| 138 | following·in·your·<a·href="config.html"><code·class="inline">sys.config</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 138 | following·in·your·<a·href="config.html"><code·class="inline">sys.config</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7971294435-1">[</span><span·class="p"·data-group-id="7971294435-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 139 | ··</span><span·class="p"·data-group-id=" | 139 | ··</span><span·class="p"·data-group-id="7971294435-3">[</span><span·class="p"·data-group-id="7971294435-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 140 | ····</span><span·class="p"·data-group-id=" | 140 | ····</span><span·class="p"·data-group-id="7971294435-5">[</span><span·class="p"·data-group-id="7971294435-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 141 | ······</span><span·class="p"·data-group-id=" | 141 | ······</span><span·class="p"·data-group-id="7971294435-7">#{</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="7971294435-8">#{</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=>[·...·truncated·by·diffoscope;·len:·494,·SHA:·454f71e67dd474e8d578bd92f7ac0f310de4ab0cc9ad31daa97f3ac8445daad7·...·]-1">]</span><span·class="p">.</span></code></pre><p>For·more·information·about:</p><ul><li>the·Logger·facility·in·general,·see·the·<a·href="logger_chapter.html">User's·Guide</a>.</li><li>how·to·configure·Logger,·see·the |
| 142 | <a·href="logger_chapter.html#configuration">Configuration</a>·section·in·the·User's·Guide.</li><li>the·built-in·handlers,·see·<a·href="logger_std_h.html"><code·class="inline">logger_std_h</code></a>·and·<a·href="logger_disk_log_h.html"><code·class="inline">logger_disk_log_h</code></a>.</li><li>the·built-in·formatter,·see·<a·href="logger_formatter.html"><code·class="inline">logger_formatter</code></a>.</li><li>built-in·filters,·see·<a·href="logger_filters.html"><code·class="inline">logger_filters</code></a>.</li></ul><h2·id="module-macros"·class="section-heading"> | 142 | <a·href="logger_chapter.html#configuration">Configuration</a>·section·in·the·User's·Guide.</li><li>the·built-in·handlers,·see·<a·href="logger_std_h.html"><code·class="inline">logger_std_h</code></a>·and·<a·href="logger_disk_log_h.html"><code·class="inline">logger_disk_log_h</code></a>.</li><li>the·built-in·formatter,·see·<a·href="logger_formatter.html"><code·class="inline">logger_formatter</code></a>.</li><li>built-in·filters,·see·<a·href="logger_filters.html"><code·class="inline">logger_filters</code></a>.</li></ul><h2·id="module-macros"·class="section-heading"> |
| 143 | ··<a·href="#module-macros"·class="hover-link"> | 143 | ··<a·href="#module-macros"·class="hover-link"> |
| 144 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 144 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 145 | ··</a> | 145 | ··</a> |
| 146 | ··<span·class="text">Macros</span> | 146 | ··<span·class="text">Macros</span> |
| 147 | </h2> | 147 | </h2> |
| 148 | <p>The·following·macros·are·defined·in·<code·class="inline">logger.hrl</code>,·which·is·included·in·a·module | 148 | <p>The·following·macros·are·defined·in·<code·class="inline">logger.hrl</code>,·which·is·included·in·a·module |
| 149 | with·the·directive</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 149 | with·the·directive</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="2007046843-1">(</span><span·class="s">"kernel/include/logger.hrl"</span><span·class="p"·data-group-id="2007046843-1">)</span><span·class="p">.</span></code></pre><ul><li><code·class="inline">?LOG_EMERGENCY(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_EMERGENCY(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_ALERT(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_ALERT(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_CRITICAL(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_CRITICAL(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_ERROR(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_ERROR(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_WARNING(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_WARNING(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_NOTICE(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_NOTICE(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_INFO(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_INFO(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_DEBUG(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_DEBUG(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG(Level,StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG(Level,FunOrFormat,Args[,Metadata])</code></li></ul><p>All·macros·expand·to·a·call·to·Logger,·where·<code·class="inline">Level</code>·is·taken·from·the·macro |
| 150 | name,·or·from·the·first·argument·in·the·case·of·the·<code·class="inline">?LOG</code>·macro.·Location·data | 150 | name,·or·from·the·first·argument·in·the·case·of·the·<code·class="inline">?LOG</code>·macro.·Location·data |
| 151 | is·added·to·the·metadata·as·described·under·the·<a·href="#t:metadata/0"><code·class="inline">metadata/0</code></a>·type·definition.</p><p>The·call·is·wrapped·in·a·case·statement·and·will·be·evaluated·only·if·<code·class="inline">Level</code>·is | 151 | is·added·to·the·metadata·as·described·under·the·<a·href="#t:metadata/0"><code·class="inline">metadata/0</code></a>·type·definition.</p><p>The·call·is·wrapped·in·a·case·statement·and·will·be·evaluated·only·if·<code·class="inline">Level</code>·is |
| 152 | equal·to·or·below·the·configured·log·level.</p><h2·id="module-see-also"·class="section-heading"> | 152 | equal·to·or·below·the·configured·log·level.</p><h2·id="module-see-also"·class="section-heading"> |
| 153 | ··<a·href="#module-see-also"·class="hover-link"> | 153 | ··<a·href="#module-see-also"·class="hover-link"> |
| 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 155 | ··</a> | 155 | ··</a> |
| 156 | ··<span·class="text">See·Also</span> | 156 | ··<span·class="text">See·Also</span> |
| Offset 2304, 21 lines modified | Offset 2304, 21 lines modified | ||
| 2304 | ·········(Level·::·<a·href="#t:level/0">level</a>(),·Fun·::·<a·href="#t:msg_fun/0">msg_fun</a>(),·FunArgs·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>())·->·ok.</pre> | 2304 | ·········(Level·::·<a·href="#t:level/0">level</a>(),·Fun·::·<a·href="#t:msg_fun/0">msg_fun</a>(),·FunArgs·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>())·->·ok.</pre> |
| 2305 | ······</div> | 2305 | ······</div> |
| 2306 | <p>Create·a·log·event·at·the·given·<a·href="logger_chapter.html#log-level">log·level</a>,·with | 2306 | <p>Create·a·log·event·at·the·given·<a·href="logger_chapter.html#log-level">log·level</a>,·with |
| 2307 | the·given·<a·href="logger_chapter.html#log-message">message</a>·to·be·logged·and | 2307 | the·given·<a·href="logger_chapter.html#log-message">message</a>·to·be·logged·and |
| 2308 | <a·href="logger_chapter.html#metadata"><em>metadata</em></a>.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·A·plain·string</span><span·class="gp·unselectable"> | 2308 | <a·href="logger_chapter.html#metadata"><em>metadata</em></a>.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·A·plain·string</span><span·class="gp·unselectable"> |
| 2309 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id=" | 2309 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id="5502548262-1">(</span><span·class="ss">info</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Hello·World"</span><span·class="p"·data-group-id="5502548262-1">)</span><span·class="p">.</span><span·class="w"> |
| 2310 | </span><span·class="c1">%%·A·plain·string·with·metadata</span><span·class="gp·unselectable"> | 2310 | </span><span·class="c1">%%·A·plain·string·with·metadata</span><span·class="gp·unselectable"> |
| 2311 | 2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id=" | 2311 | 2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id="5502548262-2">(</span><span·class="ss">debug</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Hello·World"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5502548262-3">#{</span><span·cla[·...·truncated·by·diffoscope;·len:·265,·SHA:·60eb7723c25db1fef3fe4b21b2ead8c8dddf1835d731c5f5247601eb19a45d93·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 2312 | </span><span·class="c1">%%·A·format·string·with·arguments</span><span·class="gp·unselectable"> | 2312 | </span><span·class="c1">%%·A·format·string·with·arguments</span><span·class="gp·unselectable"> |
| 2313 | 3>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id=" | 2313 | 3>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id="5502548262-4">(</span><span·class="ss">warning</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"The·roof·is·on·~ts"</span><span·class="p">,</span><span·class="p"·data-group-id="5502548262-5">[</span><span·class="n">Cause</sp[·...·truncated·by·diffoscope;·len:·97,·SHA:·69fe3d7f531188dea69dff65f44f31b843b2370ab5d7f8af9982cc5d50865257·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 2314 | </span><span·class="c1">%%·A·report</span><span·class="gp·unselectable"> | 2314 | </span><span·class="c1">%%·A·report</span><span·class="gp·unselectable"> |
| 2315 | 4>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id=" | 2315 | 4>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id="5502548262-6">(</span><span·class="ss">warning</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5502548262-7">#{</span><span·class="w">·</span><span·class="ss">what</span><span·class="w">·</span><span·class="p">=></sp[·...·truncated·by·diffoscope;·len:·354,·SHA:·6f547652840460b4813da0c1a360e3817b32d1629e5ce6dddfa6f9c426daa82f·...·]-6">)</span><span·class="p">.</span></code></pre><p>Equivalent·to·<a·href="#log/4"><code·class="inline">log(Level,·FormatOrFun,·Args,·#{})</code></a>·if·called·as |
| 2316 | <code·class="inline">log(Level,·FormatOrFun,·Args)</code>.</p> | 2316 | <code·class="inline">log(Level,·FormatOrFun,·Args)</code>.</p> |
| 2317 | ··</section> | 2317 | ··</section> |
| 2318 | </section> | 2318 | </section> |
| 2319 | <section·class="detail"·id="log/4"> | 2319 | <section·class="detail"·id="log/4"> |
| 2320 | ··<div·class="detail-header"> | 2320 | ··<div·class="detail-header"> |
| 2321 | ····<a·href="#log/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2321 | ····<a·href="#log/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 2347, 20 lines modified | Offset 2347, 20 lines modified | ||
| 2347 | <p>Create·a·log·event·at·the·given·<a·href="logger_chapter.html#log-level">log·level</a>,·with | 2347 | <p>Create·a·log·event·at·the·given·<a·href="logger_chapter.html#log-level">log·level</a>,·with |
| 2348 | the·given·<a·href="logger_chapter.html#log-message">message</a>·to·be·logged·and | 2348 | the·given·<a·href="logger_chapter.html#log-message">message</a>·to·be·logged·and |
| 2349 | <a·href="logger_chapter.html#metadata"><em>metadata</em></a>.</p><p>The·message·and·metadata·can·either·be·given·directly·in·the·arguments,·or | 2349 | <a·href="logger_chapter.html#metadata"><em>metadata</em></a>.</p><p>The·message·and·metadata·can·either·be·given·directly·in·the·arguments,·or |
| 2350 | returned·from·a·fun.·Passing·a·fun·instead·of·the·message/metadata·directly·is | 2350 | returned·from·a·fun.·Passing·a·fun·instead·of·the·message/metadata·directly·is |
| 2351 | useful·in·scenarios·when·the·message/metadata·is·very·expensive·to·compute.·This | 2351 | useful·in·scenarios·when·the·message/metadata·is·very·expensive·to·compute.·This |
| 2352 | is·because·the·fun·is·only·evaluated·when·the·message/metadata·is·actually | 2352 | is·because·the·fun·is·only·evaluated·when·the·message/metadata·is·actually |
| 2353 | needed,·which·may·be·not·at·all·if·the·log·event·is·not·to·be·logged.·Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·A·plain·string·with·expensive·metadata</span><span·class="gp·unselectable"> | 2353 | needed,·which·may·be·not·at·all·if·the·log·event·is·not·to·be·logged.·Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·A·plain·string·with·expensive·metadata</span><span·class="gp·unselectable"> |
| 2354 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id=" | 2354 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id="4046534031-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="4046534031-2">(</span><span·class="p"·data-group-id="4046534031-3">[</span><span·class="p"·data-group-id="4046534031-3">]</span><span·class="p"·data-group-id="4046534031-2">)</[·...·truncated·by·diffoscope;·len:·899,·SHA:·f6d25b52c98dfa7c8f31e9965082b6aeb3e72c2df701cca3771262d5b3ba59fb·...·]1-1">)</span><span·class="p">.</span><span·class="w"> |
| 2355 | </span><span·class="c1">%%·An·expensive·report</span><span·class="gp·unselectable"> | 2355 | </span><span·class="c1">%%·An·expensive·report</span><span·class="gp·unselectable"> |
| 2356 | 2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">debug</span><span·class="p"·data-group-id=" | 2356 | 2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">debug</span><span·class="p"·data-group-id="4046534031-8">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="4046534031-9">(</span><span·class="n">What</span><span·class="p"·data-group-id="4046534031-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·726,·SHA:·35c003382ba8c66ca8a3c38ea355c406b465a73980b4df5c6271cac06366cd01·...·]1-8">)</span><span·class="p">.</span><span·class="w"> |
| 2357 | </span><span·class="c1">%%·A·plain·string·with·expensive·metadata·and·normal·metadata</span><span·class="gp·unselectable"> | 2357 | </span><span·class="c1">%%·A·plain·string·with·expensive·metadata·and·normal·metadata</span><span·class="gp·unselectable"> |
| 2358 | 3>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">debug</span><span·class="p"·data-group-id=" | 2358 | 3>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">debug</span><span·class="p"·data-group-id="4046534031-12">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="4046534031-13">(</span><span·class="p"·data-group-id="4046534031-14">[</span><span·class="p"·data-group-id="4046534031-14">]</span><span·class="p"·data-group-id="4046534031-13[·...·truncated·by·diffoscope;·len:·858,·SHA:·48c91634a0bff47e2ec9ffc968df59630d665271e651426067a05e8ec60c4404·...·]1-18">]</span><span·class="p">,</span><span·class="w"> |
| 2359 | ···············</span><span·class="p"·data-group-id=" | 2359 | ···············</span><span·class="p"·data-group-id="4046534031-19">#{</span><span·class="w">·</span><span·class="ss">meta</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">data</span><span·class="w">·</span><span·class="p"·data-group-id="4046534031-19">}</spa[·...·truncated·by·diffoscope;·len:·42,·SHA:·7f188c0b52f2ba8373b20d855f063116e603780fa1311a9cba68ea6f3154ae7c·...·]1-12">)</span><span·class="p">.</span></code></pre><p>When·metadata·is·given·both·as·an·argument·and·returned·from·the·fun·they·are |
| 2360 | merged.·If·equal·keys·exists·the·values·are·taken·from·the·metadata·returned·by | 2360 | merged.·If·equal·keys·exists·the·values·are·taken·from·the·metadata·returned·by |
| 2361 | the·fun.</p> | 2361 | the·fun.</p> |
| 2362 | ··</section> | 2362 | ··</section> |
| 2363 | </section> | 2363 | </section> |
| 2364 | <section·class="detail"·id="notice/1"> | 2364 | <section·class="detail"·id="notice/1"> |
| 2365 | ··<div·class="detail-header"> | 2365 | ··<div·class="detail-header"> |
| Offset 2657, 34 lines modified | Offset 2657, 34 lines modified | ||
| 2657 | ······</div> | 2657 | ······</div> |
| 2658 | <p>Reads·the·application·configuration·parameter·<code·class="inline">logger</code>·and·calls | 2658 | <p>Reads·the·application·configuration·parameter·<code·class="inline">logger</code>·and·calls |
| 2659 | <a·href="#add_handlers/1"><code·class="inline">add_handlers/1</code></a>·with·its·contents.</p><p>This·function·should·be·used·by·custom·Logger·handlers·to·make·configuration | 2659 | <a·href="#add_handlers/1"><code·class="inline">add_handlers/1</code></a>·with·its·contents.</p><p>This·function·should·be·used·by·custom·Logger·handlers·to·make·configuration |
| 2660 | consistent·no·matter·which·handler·the·system·uses.·Normal·usage·is·to·add·a | 2660 | consistent·no·matter·which·handler·the·system·uses.·Normal·usage·is·to·add·a |
| 2661 | call·to·<a·href="#add_handlers/1"><code·class="inline">logger:add_handlers/1</code></a>·just·after·the·processes·that·the·handler·needs | 2661 | call·to·<a·href="#add_handlers/1"><code·class="inline">logger:add_handlers/1</code></a>·just·after·the·processes·that·the·handler·needs |
| 2662 | are·started,·and·pass·the·application's·<code·class="inline">logger</code>·configuration·as·the·argument. | 2662 | are·started,·and·pass·the·application's·<code·class="inline">logger</code>·configuration·as·the·argument. |
| 2663 | For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="5 | 2663 | For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="5903337676-1">(</span><span·class="ss">application</span><span·class="p"·data-group-id="5903337676-1">)</span><span·class="p">.</span><span·class="w"> |
| 2664 | </span><span·class="nf">start</span><span·class="p"·data-group-id="5 | 2664 | </span><span·class="nf">start</span><span·class="p"·data-group-id="5903337676-2">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5903337676-3">[</span><span·class="p"·data-group-id="5903337676-3">]</span><span·class="p"·data-group-id="5903337676-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 2665 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="5 | 2665 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="5903337676-4">(</span><span·class="p"·data-group-id="5903337676-5">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_sup</span><span·class="p"·data-group-id="5903337676-5">}</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·251,·SHA:·cb136307a0b8dadbf15bc3ba0c10d5f4cbba6ec0a9c360f7b3f99c9cf77b43a0·...·]-4">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 2666 | ········</span><span·class="p"·data-group-id="5 | 2666 | ········</span><span·class="p"·data-group-id="5903337676-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="5903337676-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 2667 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handlers</span><span·class="p"·data-group-id="5 | 2667 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handlers</span><span·class="p"·data-group-id="5903337676-8">(</span><span·class="ss">my_app</span><span·class="p"·data-group-id="5903337676-8">)</span><span·class="p">,</span><span·class="w"> |
| 2668 | ············</span><span·class="p"·data-group-id="5 | 2668 | ············</span><span·class="p"·data-group-id="5903337676-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5903337676-10">[</span><span·class="p"·data-group-id="59[·...·truncated·by·diffoscope;·len:·62,·SHA:·e34b73f8465a95c2588b0d0fa6981e43db160da4d2017d23e4913a45bda180a5·...·]-9">}</span><span·class="p">;</span><span·class="w"> |
| 2669 | ········</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Error</span><span·class="w"> | 2669 | ········</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Error</span><span·class="w"> |
| 2670 | ·····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>This·reads·the·<code·class="inline">logger</code>·configuration·parameter·from·the·<code·class="inline">my_app</code>·application | 2670 | ·····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>This·reads·the·<code·class="inline">logger</code>·configuration·parameter·from·the·<code·class="inline">my_app</code>·application |
| 2671 | and·starts·the·configured·handlers.·The·contents·of·the·configuration·use·the | 2671 | and·starts·the·configured·handlers.·The·contents·of·the·configuration·use·the |
| 2672 | same·rules·as·the | 2672 | same·rules·as·the |
| 2673 | <a·href="logger_chapter.html#handler-configuration">logger·handler·configuration</a>.</p><p>If·the·handler·is·meant·to·replace·the·default·handler,·the·Kernel's·default | 2673 | <a·href="logger_chapter.html#handler-configuration">logger·handler·configuration</a>.</p><p>If·the·handler·is·meant·to·replace·the·default·handler,·the·Kernel's·default |
| 2674 | handler·have·to·be·disabled·before·the·new·handler·is·added.·A·<code·class="inline">sys.config</code>·file | 2674 | handler·have·to·be·disabled·before·the·new·handler·is·added.·A·<code·class="inline">sys.config</code>·file |
| 2675 | that·disables·the·Kernel·handler·and·adds·a·custom·handler·could·look·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 2675 | that·disables·the·Kernel·handler·and·adds·a·custom·handler·could·look·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9345195277-1">[</span><span·class="p"·data-group-id="9345195277-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 2676 | ··</span><span·class="p"·data-group-id=" | 2676 | ··</span><span·class="p"·data-group-id="9345195277-3">[</span><span·class="p"·data-group-id="9345195277-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 2677 | ····</span><span·class="c1">%%·Disable·the·default·Kernel·handler</span><span·class="w"> | 2677 | ····</span><span·class="c1">%%·Disable·the·default·Kernel·handler</span><span·class="w"> |
| 2678 | ····</span><span·class="p"·data-group-id=" | 2678 | ····</span><span·class="p"·data-group-id="9345195277-5">[</span><span·class="p"·data-group-id="9345195277-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">undefi[·...·truncated·by·diffoscope;·len:·263,·SHA:·74e5e447877c2528458b50320bcb429d9b1cb518ff6b0e77d00c25a1b1928d84·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 2679 | ·</span><span·class="p"·data-group-id=" | 2679 | ·</span><span·class="p"·data-group-id="9345195277-7">{</span><span·class="ss">my_app</span><span·class="p">,</span><span·class="w"> |
| 2680 | ··</span><span·class="p"·data-group-id=" | 2680 | ··</span><span·class="p"·data-group-id="9345195277-8">[</span><span·class="p"·data-group-id="9345195277-9">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 2681 | ····</span><span·class="c1">%%·Enable·this·handler·as·the·default</span><span·class="w"> | 2681 | ····</span><span·class="c1">%%·Enable·this·handler·as·the·default</span><span·class="w"> |
| 2682 | ····</span><span·class="p"·data-group-id=" | 2682 | ····</span><span·class="p"·data-group-id="9345195277-10">[</span><span·class="p"·data-group-id="9345195277-11">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_h[·...·truncated·by·diffoscope;·len:·478,·SHA:·a3a8d1163c2844e961a3aa13263caef257c99a1e99ef8c9b4049688e7b3be914·...·]-1">]</span><span·class="p">.</span></code></pre> |
| 2683 | ··</section> | 2683 | ··</section> |
| 2684 | </section> | 2684 | </section> |
| 2685 | <section·class="detail"·id="add_primary_filter/2"> | 2685 | <section·class="detail"·id="add_primary_filter/2"> |
| 2686 | ··<div·class="detail-header"> | 2686 | ··<div·class="detail-header"> |
| 2687 | ····<a·href="#add_primary_filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2687 | ····<a·href="#add_primary_filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 2688 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 2688 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3575, 16 lines modified | Offset 3575, 16 lines modified | ||
| 3575 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·update_formatter_config(HandlerId,·FormatterConfig)·->·ok·|·{error,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()} | 3575 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·update_formatter_config(HandlerId,·FormatterConfig)·->·ok·|·{error,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()} |
| 3576 | ·································when | 3576 | ·································when |
| 3577 | ·····································HandlerId·::·<a·href="logger_handler.html#t:id/0">logger_handler:id</a>(), | 3577 | ·····································HandlerId·::·<a·href="logger_handler.html#t:id/0">logger_handler:id</a>(), |
| 3578 | ·····································FormatterConfig·::·<a·href="#t:formatter_config/0">formatter_config</a>().</pre> | 3578 | ·····································FormatterConfig·::·<a·href="#t:formatter_config/0">formatter_config</a>().</pre> |
| 3579 | ······</div> | 3579 | ······</div> |
| 3580 | <p>Update·the·formatter·configuration·for·the·specified·handler.</p><p>The·new·configuration·is·merged·with·the·existing·formatter·configuration.</p><p>To·overwrite·the·existing·configuration·without·any·merge,·use</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">set_handler_config</span><span·class="p"·data-group-id=" | 3580 | <p>Update·the·formatter·configuration·for·the·specified·handler.</p><p>The·new·configuration·is·merged·with·the·existing·formatter·configuration.</p><p>To·overwrite·the·existing·configuration·without·any·merge,·use</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">set_handler_config</span><span·class="p"·data-group-id="1353874733-1">(</span><span·class="n">HandlerId</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">formatter</span><span·class="p">,</span><span·class="w"> |
| 3581 | » ······</span><span·class="p"·data-group-id=" | 3581 | » ······</span><span·class="p"·data-group-id="1353874733-2">{</span><span·class="n">FormatterModule</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FormatterConfig</span><span·class="p"·data-group-id="1353874733-2">}</span><span·class="p"·data-group-id="1353874733-1">)</span><span·class="p">.</span></code></pre> |
| 3582 | ··</section> | 3582 | ··</section> |
| 3583 | </section> | 3583 | </section> |
| 3584 | <section·class="detail"·id="update_formatter_config/3"> | 3584 | <section·class="detail"·id="update_formatter_config/3"> |
| 3585 | ··<div·class="detail-header"> | 3585 | ··<div·class="detail-header"> |
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| 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 187 | ··</a> | 187 | ··</a> |
| 188 | ··<span·class="text">Logger·API</span> | 188 | ··<span·class="text">Logger·API</span> |
| 189 | </h2> | 189 | </h2> |
| 190 | <p>The·API·for·logging·consists·of·a·set·of·<a·href="logger.html#module-macros">macros</a>,·and·a·set | 190 | <p>The·API·for·logging·consists·of·a·set·of·<a·href="logger.html#module-macros">macros</a>,·and·a·set |
| 191 | of·functions·on·the·form·<code·class="inline">logger:Level/1,2,3</code>,·which·are·all·shortcuts·for | 191 | of·functions·on·the·form·<code·class="inline">logger:Level/1,2,3</code>,·which·are·all·shortcuts·for |
| 192 | <a·href="logger.html#log/2"><code·class="inline">logger:log(Level,Arg1[,Arg2[,Arg3]])</code></a>.</p><p>The·macros·are·defined·in·<code·class="inline">logger.hrl</code>,·which·is·included·in·a·module·with·the | 192 | <a·href="logger.html#log/2"><code·class="inline">logger:log(Level,Arg1[,Arg2[,Arg3]])</code></a>.</p><p>The·macros·are·defined·in·<code·class="inline">logger.hrl</code>,·which·is·included·in·a·module·with·the |
| 193 | directive</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="8 | 193 | directive</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="9856398612-1">(</span><span·class="s">"kernel/include/logger.hrl"</span><span·class="p"·data-group-id="9856398612-1">)</span><span·class="p">.</span></code></pre><p>The·difference·between·using·the·macros·and·the·exported·functions·is·that |
| 194 | macros·add·location·(originator)·information·to·the·metadata,·and·performs·lazy | 194 | macros·add·location·(originator)·information·to·the·metadata,·and·performs·lazy |
| 195 | evaluation·by·wrapping·the·logger·call·in·a·case·statement,·so·it·is·only | 195 | evaluation·by·wrapping·the·logger·call·in·a·case·statement,·so·it·is·only |
| 196 | evaluated·if·the·log·level·of·the·event·passes·the·primary·log·level·check.</p><h3·id="log-level"·class="section-heading"> | 196 | evaluated·if·the·log·level·of·the·event·passes·the·primary·log·level·check.</p><h3·id="log-level"·class="section-heading"> |
| 197 | ··<a·href="#log-level"·class="hover-link"> | 197 | ··<a·href="#log-level"·class="hover-link"> |
| 198 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 198 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 199 | ··</a> | 199 | ··</a> |
| 200 | ··<span·class="text">Log·Level</span> | 200 | ··<span·class="text">Log·Level</span> |
| Offset 208, 31 lines modified | Offset 208, 31 lines modified | ||
| 208 | ··<a·href="#log-message"·class="hover-link"> | 208 | ··<a·href="#log-message"·class="hover-link"> |
| 209 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 209 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 210 | ··</a> | 210 | ··</a> |
| 211 | ··<span·class="text">Log·Message</span> | 211 | ··<span·class="text">Log·Message</span> |
| 212 | </h3> | 212 | </h3> |
| 213 | <p>The·log·message·contains·the·information·to·be·logged.·The·message·can·consist | 213 | <p>The·log·message·contains·the·information·to·be·logged.·The·message·can·consist |
| 214 | of·a·format·string·and·arguments·(given·as·two·separate·parameters·in·the·Logger | 214 | of·a·format·string·and·arguments·(given·as·two·separate·parameters·in·the·Logger |
| 215 | API),·a·string·or·a·report.</p><p>Example,·format·string·and·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 215 | API),·a·string·or·a·report.</p><p>Example,·format·string·and·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="1901472483-1">(</span><span·class="s">"The·file·does·not·exist:·~ts"</span><span·class="p">,</span><span·class="p"·data-group-id="1901472483-2">[</span><span·class="n">Filename</span><span·class="p"·data-group-id="1901472483-2">]</span><span·clas[·...·truncated·by·diffoscope;·len:·367,·SHA:·40a7ca656fa154ee05603677796b72ade5f6e82291d76f43d965eed6f0e15a33·...·]-1">)</span></code></pre><p>A·report,·which·is·either·a·map·or·a·key-value·list,·is·the·preferred·way·to·log |
| 216 | using·Logger·as·it·makes·it·possible·for·different·backends·to·filter·and·format | 216 | using·Logger·as·it·makes·it·possible·for·different·backends·to·filter·and·format |
| 217 | the·log·event·as·it·needs·to.</p><p>Example,·report:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">LOG_ERROR</span><span·class="p"·data-group-id=" | 217 | the·log·event·as·it·needs·to.</p><p>Example,·report:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">LOG_ERROR</span><span·class="p"·data-group-id="7188705578-1">(</span><span·class="p"·data-group-id="7188705578-2">#{</span><span·class="w">·</span><span·class="ss">user</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">joe</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·464,·SHA:·1ec4b6a102c778b8a29ac7a46a814345e45fb4fb290a4acafb1df9ed36b8c21f·...·]-1">)</span></code></pre><p>Reports·can·be·accompanied·by·a·<em>report·callback</em>·specified·in·the·log·event's |
| 218 | <a·href="#metadata">metadata</a>.·The·report·callback·is·a·convenience | 218 | <a·href="#metadata">metadata</a>.·The·report·callback·is·a·convenience |
| 219 | function·that·the·<a·href="#formatters">formatter</a>·can·use·to·convert | 219 | function·that·the·<a·href="#formatters">formatter</a>·can·use·to·convert |
| 220 | the·report·to·a·format·string·and·arguments,·or·directly·to·a·string.·The | 220 | the·report·to·a·format·string·and·arguments,·or·directly·to·a·string.·The |
| 221 | formatter·can·also·use·its·own·conversion·function,·if·no·callback·is·provided, | 221 | formatter·can·also·use·its·own·conversion·function,·if·no·callback·is·provided, |
| 222 | or·if·a·customized·formatting·is·desired.</p><p>The·report·callback·must·be·a·fun·with·one·or·two·arguments.·If·it·takes·one | 222 | or·if·a·customized·formatting·is·desired.</p><p>The·report·callback·must·be·a·fun·with·one·or·two·arguments.·If·it·takes·one |
| 223 | argument,·this·is·the·report·itself,·and·the·fun·returns·a·format·string·and | 223 | argument,·this·is·the·report·itself,·and·the·fun·returns·a·format·string·and |
| 224 | arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="4658176425-1">(</span><span·class="p"·data-group-id="4658176425-2">(</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">report</span><span·class="p"·data-group-id="4658176425-3">(</span><span·class="p"·data-group-id="4658176425-3">)</span><span·class="p"·data-group-id="4658176425-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4658176425-4">{</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="4658176425-5">(</span><span·class="p"·data-group-id="4658176425-5">)</span><span·class="p">,</span><span·class="p"·data-group-id="4658176425-6">[</span><span·class="nf">term</span><span·class="p"·data-group-id="4658176425-7">(</span><span·class="p"·data-group-id="4658176425-7">)</span><span·class="p"·data-group-id="4658176425-6">]</span><span·class="p"·data-group-id="4658176425-4">}</span><span·class="p"·data-group-id="4658176425-1">)</span></code></pre><p>If·it·takes·two·arguments,·the·first·is·the·report,·and·the·second·is·a·map | ||
| 225 | 224 | arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="6204996942-1">(</span><span·class="p"·data-group-id="6204996942-2">(</span><span·class="nc">logger</span><span·class="p">:</span><span·c[·...·truncated·by·diffoscope;·len:·958,·SHA:·10025d7ac65bd7807fd128db8f8f885f1f58c91900b20b71c720c11f18661ed8·...·] | |
| 225 | containing·extra·data·that·allows·direct·conversion·to·a·string:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="2855692011-1">(</span><span·class="p"·data-group-id="2855692011-2">(</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">report</span><span·class="p"·data-group-id="2855692011-3">(</span><span·class="p"·data-group-id="2855692011-3">)</span><span·class="p">,</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">report_cb_config</span><span·class="p"·data-group-id="2855692011-4">(</span><span·class="p"·data-group-id="2855692011-4">)</span><span·class="p"·data-group-id="2855692011-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">chardata</span><span·class="p"·data-group-id="2855692011-5">(</span><span·class="p"·data-group-id="2855692011-5">)</span><span·class="p"·data-group-id="2855692011-1">)</span></code></pre><p>The·fun·must·obey·the·<code·class="inline">depth</code>·and·<code·class="inline">chars_limit</code>·parameters·provided·in·the | ||
| 226 | second·argument,·as·the·formatter·cannot·do·anything·useful·of·these·parameters | 226 | second·argument,·as·the·formatter·cannot·do·anything·useful·of·these·parameters |
| 227 | with·the·returned·string.·The·extra·data·also·contains·a·field·named | 227 | with·the·returned·string.·The·extra·data·also·contains·a·field·named |
| 228 | <code·class="inline">single_line</code>,·indicating·if·the·printed·log·message·may·contain·line·breaks·or | 228 | <code·class="inline">single_line</code>,·indicating·if·the·printed·log·message·may·contain·line·breaks·or |
| 229 | not.·This·variant·is·used·when·the·formatting·of·the·report·depends·on·the·size | 229 | not.·This·variant·is·used·when·the·formatting·of·the·report·depends·on·the·size |
| 230 | or·single·line·parameters.</p><p>Example,·report,·and·metadata·with·report·callback:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">debug</span><span·class="p"·data-group-id="6816808637-1">(</span><span·class="p"·data-group-id="6816808637-2">#{</span><span·class="ss">got</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">connection_request</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Id</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">state</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="6816808637-2">}</span><span·class="p">,</span><span·class="w"> | ||
| 231 | ·· | 230 | or·single·line·parameters.</p><p>Example,·report,·and·metadata·with·report·callback:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">debug</span><span·class="p"·data-group-id="267787[·...·truncated·by·diffoscope;·len:·664,·SHA:·89602ca68fe9259bd84fe56650d991f30ad927b961f503ca99933be0ec52dc0c·...·] |
| 231 | ·············</span><span·class="p"·data-group-id="2677877868-3">#{</span><span·class="ss">report_cb</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="2677877868-4">(</span><span·class="n">R</span><span·class="p"·data-group-id="2677877868-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="2677877868-5">{</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="2677877868-6">[</span><span·class="n">R</span><span·class="p"·data-group-id="2677877868-6">]</span><span·class="p"·data-group-id="2677877868-5">}</span><span·class="w">·</span><span·class="k">end</span><span·class="p"·data-group-id="2677877868-3">}</span><span·class="p"·data-group-id="2677877868-1">)</span></code></pre><p>The·log·message·can·also·be·provided·through·a·fun·for·lazy·evaluation.·The·fun | ||
| 232 | is·only·evaluated·if·the·primary·log·level·check·passes,·and·is·therefore | 232 | is·only·evaluated·if·the·primary·log·level·check·passes,·and·is·therefore |
| 233 | recommended·if·it·is·expensive·to·generate·the·message.·The·lazy·fun·must·return | 233 | recommended·if·it·is·expensive·to·generate·the·message.·The·lazy·fun·must·return |
| 234 | a·string,·a·report,·or·a·tuple·with·format·string·and·arguments.</p><h3·id="metadata"·class="section-heading"> | 234 | a·string,·a·report,·or·a·tuple·with·format·string·and·arguments.</p><h3·id="metadata"·class="section-heading"> |
| 235 | ··<a·href="#metadata"·class="hover-link"> | 235 | ··<a·href="#metadata"·class="hover-link"> |
| 236 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 236 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 237 | ··</a> | 237 | ··</a> |
| 238 | ··<span·class="text">Metadata</span> | 238 | ··<span·class="text">Metadata</span> |
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| 412 | with·<a·href="../../../../lib/sasl-4.2.2/doc/html/error_logging.html">SASL·Error·Logging</a>,·which·is·specified·with | 412 | with·<a·href="../../../../lib/sasl-4.2.2/doc/html/error_logging.html">SASL·Error·Logging</a>,·which·is·specified·with |
| 413 | <a·href="#logger_sasl_compatible"><code·class="inline">logger_sasl_compatible</code></a>.</p><p>With·this·parameter,·you·can·modify·or·disable·the·default·handler,·add·custom | 413 | <a·href="#logger_sasl_compatible"><code·class="inline">logger_sasl_compatible</code></a>.</p><p>With·this·parameter,·you·can·modify·or·disable·the·default·handler,·add·custom |
| 414 | handlers·and·primary·logger·filters,·set·log·levels·per·module,·and·modify·the | 414 | handlers·and·primary·logger·filters,·set·log·levels·per·module,·and·modify·the |
| 415 | <a·href="#logger-proxy">proxy</a>·configuration.</p><p><code·class="inline">Config</code>·is·any·(zero·or·more)·of·the·following:</p><ul><li><p><strong><code·class="inline">{handler,·default,·undefined}</code></strong>·-·Disables·the·default·handler.·This | 415 | <a·href="#logger-proxy">proxy</a>·configuration.</p><p><code·class="inline">Config</code>·is·any·(zero·or·more)·of·the·following:</p><ul><li><p><strong><code·class="inline">{handler,·default,·undefined}</code></strong>·-·Disables·the·default·handler.·This |
| 416 | allows·another·application·to·add·its·own·default·handler.</p><p>Only·one·entry·of·this·type·is·allowed.</p></li><li><p><strong><code·class="inline">{handler,·HandlerId,·Module,·HandlerConfig}</code></strong>·-·If·<code·class="inline">HandlerId</code>·is | 416 | allows·another·application·to·add·its·own·default·handler.</p><p>Only·one·entry·of·this·type·is·allowed.</p></li><li><p><strong><code·class="inline">{handler,·HandlerId,·Module,·HandlerConfig}</code></strong>·-·If·<code·class="inline">HandlerId</code>·is |
| 417 | <code·class="inline">default</code>,·then·this·entry·modifies·the·default·handler,·equivalent·to | 417 | <code·class="inline">default</code>,·then·this·entry·modifies·the·default·handler,·equivalent·to |
| 418 | calling</p><pre><code·class="text">········logger:remove_handler(default) | 418 | calling</p><pre><code·class="text">········logger:remove_handler(default) |
| 419 | </code></pre><p>followed·by</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="7 | 419 | </code></pre><p>followed·by</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="7111380502-1">(</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HandlerConfig</span><span·class="p"·data-group-id="7111380502-1">)</span><span·class="w"> |
| 420 | </span></code></pre><p>For·all·other·values·of·<code·class="inline">HandlerId</code>,·this·entry·adds·a·new·handler, | 420 | </span></code></pre><p>For·all·other·values·of·<code·class="inline">HandlerId</code>,·this·entry·adds·a·new·handler, |
| 421 | equivalent·to·calling</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id=" | 421 | equivalent·to·calling</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="3379152436-1">(</span><span·class="n">HandlerId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HandlerConfig</span><span·class="p"·data-group-id="3379152436-1">)</span><span·class="w"> |
| 422 | </span></code></pre><p>Multiple·entries·of·this·type·are·allowed.</p></li><li><p><strong><code·class="inline">{filters,·FilterDefault,·[Filter]}</code></strong>·-·Adds·the·specified·primary | 422 | </span></code></pre><p>Multiple·entries·of·this·type·are·allowed.</p></li><li><p><strong><code·class="inline">{filters,·FilterDefault,·[Filter]}</code></strong>·-·Adds·the·specified·primary |
| 423 | filters.</p><ul><li><p><code·class="inline">FilterDefault·=·log·|·stop</code></p></li><li><code·class="inline">Filter·=·{FilterId,·{FilterFun,·FilterConfig}}</code></li></ul><p>Equivalent·to·calling</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_primary_filter</span><span·class="p"·data-group-id=" | 423 | filters.</p><ul><li><p><code·class="inline">FilterDefault·=·log·|·stop</code></p></li><li><code·class="inline">Filter·=·{FilterId,·{FilterFun,·FilterConfig}}</code></li></ul><p>Equivalent·to·calling</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_primary_filter</span><span·class="p"·data-group-id="3066103771-1">(</span><span·class="n">FilterId</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3066103771-2">{</span><span·class="n">FilterFun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Filter[·...·truncated·by·diffoscope;·len:·107,·SHA:·3e58d23282e5453cebe8aa531c6105758ae1212ff350b5389db987951d631e92·...·]-1">)</span><span·class="w"> |
| 424 | </span></code></pre><p>for·each·<code·class="inline">Filter</code>.</p><p><code·class="inline">FilterDefault</code>·specifies·the·behaviour·if·all·primary·filters·return | 424 | </span></code></pre><p>for·each·<code·class="inline">Filter</code>.</p><p><code·class="inline">FilterDefault</code>·specifies·the·behaviour·if·all·primary·filters·return |
| 425 | <code·class="inline">ignore</code>,·see·section·<a·href="#filters">Filters</a>.</p><p>Only·one·entry·of·this·type·is·allowed.</p></li><li><p><strong><code·class="inline">{module_level,·Level,·[Module]}</code></strong>·-·Sets·module·log·level·for·the·given | 425 | <code·class="inline">ignore</code>,·see·section·<a·href="#filters">Filters</a>.</p><p>Only·one·entry·of·this·type·is·allowed.</p></li><li><p><strong><code·class="inline">{module_level,·Level,·[Module]}</code></strong>·-·Sets·module·log·level·for·the·given |
| 426 | modules.·Equivalent·to·calling</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_module_level</span><span·class="p"·data-group-id=" | 426 | modules.·Equivalent·to·calling</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_module_level</span><span·class="p"·data-group-id="7256793356-1">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Level</span><span·class="p"·data-group-id="7256793356-1">)</span></code></pre><p>for·each·<code·class="inline">Module</code>.</p><p>Multiple·entries·of·this·type·are·allowed.</p></li><li><p><strong><code·class="inline">{proxy,·ProxyConfig}</code></strong>·-·Sets·the·proxy·configuration,·equivalent·to |
| 427 | calling</p><pre><code·class="text">········logger:set_proxy_config(ProxyConfig) | 427 | calling</p><pre><code·class="text">········logger:set_proxy_config(ProxyConfig) |
| 428 | </code></pre><p>Only·one·entry·of·this·type·is·allowed.</p></li></ul><p>See·section·<a·href="#configuration-examples">Configuration·Examples</a>·for | 428 | </code></pre><p>Only·one·entry·of·this·type·is·allowed.</p></li></ul><p>See·section·<a·href="#configuration-examples">Configuration·Examples</a>·for |
| 429 | examples·using·the·<code·class="inline">logger</code>·parameter·for·system·configuration.</p></li><li><p><strong><code·class="inline"·id="logger_metadata">logger_metadata·=·map()</code></strong>·-·Specifies·the·primary | 429 | examples·using·the·<code·class="inline">logger</code>·parameter·for·system·configuration.</p></li><li><p><strong><code·class="inline"·id="logger_metadata">logger_metadata·=·map()</code></strong>·-·Specifies·the·primary |
| 430 | metadata.·See·the·<a·href="kernel_app.html#logger_metadata"><code·class="inline">kernel(6)</code></a>·manual·page·for | 430 | metadata.·See·the·<a·href="kernel_app.html#logger_metadata"><code·class="inline">kernel(6)</code></a>·manual·page·for |
| 431 | more·information·about·this·parameter.</p></li><li><p><strong><code·class="inline"·id="logger_level">logger_level·=·Level</code></strong>·-·Specifies·the·primary·log | 431 | more·information·about·this·parameter.</p></li><li><p><strong><code·class="inline"·id="logger_level">logger_level·=·Level</code></strong>·-·Specifies·the·primary·log |
| 432 | level.·See·the·<a·href="kernel_app.html#logger_level"><code·class="inline">kernel(6)</code></a>·manual·page·for·more | 432 | level.·See·the·<a·href="kernel_app.html#logger_level"><code·class="inline">kernel(6)</code></a>·manual·page·for·more |
| 433 | information·about·this·parameter.</p></li><li><p><strong><code·class="inline"·id="logger_sasl_compatible">logger_sasl_compatible·=·true·|·false</code></strong>·- | 433 | information·about·this·parameter.</p></li><li><p><strong><code·class="inline"·id="logger_sasl_compatible">logger_sasl_compatible·=·true·|·false</code></strong>·- |
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| 442 | </h3> | 442 | </h3> |
| 443 | <p>The·value·of·the·Kernel·configuration·parameter·<code·class="inline">logger</code>·is·a·list·of·tuples.·It | 443 | <p>The·value·of·the·Kernel·configuration·parameter·<code·class="inline">logger</code>·is·a·list·of·tuples.·It |
| 444 | is·possible·to·write·the·term·on·the·command·line·when·starting·an·erlang·node, | 444 | is·possible·to·write·the·term·on·the·command·line·when·starting·an·erlang·node, |
| 445 | but·as·the·term·grows,·a·better·approach·is·to·use·the·system·configuration | 445 | but·as·the·term·grows,·a·better·approach·is·to·use·the·system·configuration |
| 446 | file.·See·the·<a·href="config.html"><code·class="inline">config(4)</code></a>·manual·page·for·more·information·about | 446 | file.·See·the·<a·href="config.html"><code·class="inline">config(4)</code></a>·manual·page·for·more·information·about |
| 447 | this·file.</p><p>Each·of·the·following·examples·shows·a·simple·system·configuration·file·that | 447 | this·file.</p><p>Each·of·the·following·examples·shows·a·simple·system·configuration·file·that |
| 448 | configures·Logger·according·to·the·description.</p><p>Modify·the·default·handler·to·print·to·a·file·instead·of | 448 | configures·Logger·according·to·the·description.</p><p>Modify·the·default·handler·to·print·to·a·file·instead·of |
| 449 | <a·href="../../../../lib/stdlib-6.2/doc/html/io.html#t:standard_io/0"><code·class="inline">standard_io</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 449 | <a·href="../../../../lib/stdlib-6.2/doc/html/io.html#t:standard_io/0"><code·class="inline">standard_io</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6772954080-1">[</span><span·class="p"·data-group-id="6772954080-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 450 | ··</span><span·class="p"·data-group-id=" | 450 | ··</span><span·class="p"·data-group-id="6772954080-3">[</span><span·class="p"·data-group-id="6772954080-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 451 | ····</span><span·class="p"·data-group-id=" | 451 | ····</span><span·class="p"·data-group-id="6772954080-5">[</span><span·class="p"·data-group-id="6772954080-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·{handler,·HandlerId,·Module,</span><span·class="w"> |
| 452 | ······</span><span·class="p"·data-group-id="4489305900-7">#{</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4489305900-8">#{</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"log/erlang.log"</span><span·class="p"·data-group-id="4489305900-8">}</span><span·class="p"·data-group-id="4489305900-7">}</span><span·class="p"·data-group-id="4489305900-6">}</span><span·class="w">··</span><span·class="c1">%·Config}</span><span·class="w"> | ||
| 453 | ····</span><span·class="p"·data-group-id=" | 452 | ······</span><span·class="p"·data-group-id="6772954080-7">#{</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="6772954080-8">#{</span><span·class="ss">file</span><span[·...·truncated·by·diffoscope;·len:·330,·SHA:·d8323c8fbca08a4906970571ad224be28e930941f07d57a37805d71b6e69bcba·...·]</span><span·class="w"> |
| 453 | ····</span><span·class="p"·data-group-id="6772954080-5">]</span><span·class="p"·data-group-id="6772954080-4">}</span><span·class="p"·data-group-id="6772954080-3">]</span><span·class="p"·data-group-id="6772954080-2">}</span><span·class="p"·data-group-id="6772954080-1">]</span><span·class="p">.</span></code></pre><p>Modify·the·default·handler·to·print·each·log·event·as·a·single·line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8240496547-1">[</span><span·class="p"·data-group-id="8240496547-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> | ||
| 454 | ··</span><span·class="p"·data-group-id=" | 454 | ··</span><span·class="p"·data-group-id="8240496547-3">[</span><span·class="p"·data-group-id="8240496547-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 455 | ····</span><span·class="p"·data-group-id=" | 455 | ····</span><span·class="p"·data-group-id="8240496547-5">[</span><span·class="p"·data-group-id="8240496547-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 456 | ······</span><span·class="p"·data-group-id=" | 456 | ······</span><span·class="p"·data-group-id="8240496547-7">#{</span><span·class="ss">formatter</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="8240496547-8">{</span><span·class="ss">logger_formatter</span><span·class="p">,</span><span·c[·...·truncated·by·diffoscope;·len:·410,·SHA:·5d895dbdf81873ac10e72ccc79ff84a691123c62683d27a27ecd97b2fe9476f1·...·]-6">}</span><span·class="w"> |
| 457 | ····</span><span·class="p"·data-group-id=" | 457 | ····</span><span·class="p"·data-group-id="8240496547-5">]</span><span·class="p"·data-group-id="8240496547-4">}</span><span·class="p"·data-group-id="8240496547-3">]</span><span·class="p"·data-group-id="8240496547-2">}</span><span·class="p"·data-group-id="8240496547-1">]</span><span·class="p">.</span></code></pre><p>Modify·the·default·handler·to·print·the·pid·of·the·logging·process·for·each·log |
| 458 | event:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0 | 458 | event:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0302721769-1">[</span><span·class="p"·data-group-id="0302721769-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 459 | ··</span><span·class="p"·data-group-id="0 | 459 | ··</span><span·class="p"·data-group-id="0302721769-3">[</span><span·class="p"·data-group-id="0302721769-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 460 | ····</span><span·class="p"·data-group-id="0 | 460 | ····</span><span·class="p"·data-group-id="0302721769-5">[</span><span·class="p"·data-group-id="0302721769-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 461 | ······</span><span·class="p"·data-group-id="0 | 461 | ······</span><span·class="p"·data-group-id="0302721769-7">#{</span><span·class="ss">formatter</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0302721769-8">{</span><span·class="ss">logger_formatter</span><span·class="p">,</span><span·class="w"> |
| 462 | ························</span><span·class="p"·data-group-id="0 | 462 | ························</span><span·class="p"·data-group-id="0302721769-9">#{</span><span·class="ss">template</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0302721769-10">[</span><span·class="ss">time</span><span·class="p">,</span><span·class="s">&quo[·...·truncated·by·diffoscope;·len:·493,·SHA:·d4d696cf3ed7fb6dbb3f17fb23fed7f07180e11131aaf44f411d5d7a401f598f·...·]-6">}</span><span·class="w"> |
| 463 | ····</span><span·class="p"·data-group-id="0 | 463 | ····</span><span·class="p"·data-group-id="0302721769-5">]</span><span·class="p"·data-group-id="0302721769-4">}</span><span·class="p"·data-group-id="0302721769-3">]</span><span·class="p"·data-group-id="0302721769-2">}</span><span·class="p"·data-group-id="0302721769-1">]</span><span·class="p">.</span></code></pre><p>Modify·the·default·handler·to·only·print·errors·and·more·severe·log·events·to |
| 464 | "log/erlang.log",·and·add·another·handler·to·print·all·log·events·to | 464 | "log/erlang.log",·and·add·another·handler·to·print·all·log·events·to |
| 465 | "log/debug.log".</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 465 | "log/debug.log".</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7871824839-1">[</span><span·class="p"·data-group-id="7871824839-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 466 | ··</span><span·class="p"·data-group-id=" | 466 | ··</span><span·class="p"·data-group-id="7871824839-3">[</span><span·class="p"·data-group-id="7871824839-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 467 | ····</span><span·class="p"·data-group-id=" | 467 | ····</span><span·class="p"·data-group-id="7871824839-5">[</span><span·class="p"·data-group-id="7871824839-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 468 | ······</span><span·class="p"·data-group-id=" | 468 | ······</span><span·class="p"·data-group-id="7871824839-7">#{</span><span·class="ss">level</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">error</span><span·class="p">,</span><span·class="w"> |
| 469 | ········</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 469 | ········</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="7871824839-8">#{</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"log/erlang.log"</span><span·class="p"·data-group-id="7871824839-8">}</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·67,·SHA:·158232416fb34ed8e1df7339cf999521632a9a3546d0c88674c92b8ae40f6770·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 470 | ·····</span><span·class="p"·data-group-id=" | 470 | ·····</span><span·class="p"·data-group-id="7871824839-9">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">info</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 471 | ······</span><span·class="p"·data-group-id=" | 471 | ······</span><span·class="p"·data-group-id="7871824839-10">#{</span><span·class="ss">level</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">debug</span><span·class="p">,</span><span·class="w"> |
| 472 | ········</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 472 | ········</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="7871824839-11">#{</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"log/debug.log"</span><span·class="p"·data-group-id="7871824839-11">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·69,·SHA:·62769929f8dc403935b25ec91d2e650caecc0d8e217b94e5c55f9d3e5e0ef344·...·]-9">}</span><span·class="w"> |
| 473 | ····</span><span·class="p"·data-group-id=" | 473 | ····</span><span·class="p"·data-group-id="7871824839-5">]</span><span·class="p"·data-group-id="7871824839-4">}</span><span·class="p"·data-group-id="7871824839-3">]</span><span·class="p"·data-group-id="7871824839-2">}</span><span·class="p"·data-group-id="7871824839-1">]</span><span·class="p">.</span></code></pre><h2·id="backwards-compatibility-with-error_logger"·class="section-heading"> |
| 474 | ··<a·href="#backwards-compatibility-with-error_logger"·class="hover-link"> | 474 | ··<a·href="#backwards-compatibility-with-error_logger"·class="hover-link"> |
| 475 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 475 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 476 | ··</a> | 476 | ··</a> |
| 477 | ··<span·class="text">Backwards·Compatibility·with·error_logger</span> | 477 | ··<span·class="text">Backwards·Compatibility·with·error_logger</span> |
| 478 | </h2> | 478 | </h2> |
| 479 | <p>Logger·provides·backwards·compatibility·with·<code·class="inline">error_logger</code>·in·the·following | 479 | <p>Logger·provides·backwards·compatibility·with·<code·class="inline">error_logger</code>·in·the·following |
| 480 | ways:</p><ul><li><p><strong>API·for·Logging</strong>·-·The·<code·class="inline">error_logger</code>·API·still·exists,·but·should·only·be | 480 | ways:</p><ul><li><p><strong>API·for·Logging</strong>·-·The·<code·class="inline">error_logger</code>·API·still·exists,·but·should·only·be |
| Offset 507, 17 lines modified | Offset 507, 17 lines modified | ||
| 507 | <code·class="inline">true</code>.·The | 507 | <code·class="inline">true</code>.·The |
| 508 | <a·href="../../../../lib/sasl-4.2.2/doc/html/sasl_app.html#deprecated_error_logger_config">SASL·configuration·parameters</a> | 508 | <a·href="../../../../lib/sasl-4.2.2/doc/html/sasl_app.html#deprecated_error_logger_config">SASL·configuration·parameters</a> |
| 509 | can·then·be·used·as·before,·and·the·SASL·reports·will·only·be·printed·if·the | 509 | can·then·be·used·as·before,·and·the·SASL·reports·will·only·be·printed·if·the |
| 510 | SASL·application·is·running,·through·a·second·log·handler·named·<code·class="inline">sasl</code>.</p><p>All·SASL·reports·have·a·metadata·field·<code·class="inline">domain</code>·which·is·set·to·<code·class="inline">[otp,sasl]</code>. | 510 | SASL·application·is·running,·through·a·second·log·handler·named·<code·class="inline">sasl</code>.</p><p>All·SASL·reports·have·a·metadata·field·<code·class="inline">domain</code>·which·is·set·to·<code·class="inline">[otp,sasl]</code>. |
| 511 | This·field·can·be·used·by·filters·to·stop·or·allow·the·log·events.</p><p>See·section·<a·href="../../../../lib/sasl-4.2.2/doc/html/error_logging.html">SASL·User's·Guide</a>·for·more | 511 | This·field·can·be·used·by·filters·to·stop·or·allow·the·log·events.</p><p>See·section·<a·href="../../../../lib/sasl-4.2.2/doc/html/error_logging.html">SASL·User's·Guide</a>·for·more |
| 512 | information·about·the·old·SASL·error·logging·functionality.</p></li><li><p><strong><a·href=""·id="legacy_event_handlers"></a>·Legacy·Event·Handlers</strong><br/>To·use·event·handlers·written·for·<code·class="inline">error_logger</code>,·just·add·your·event·handler | 512 | information·about·the·old·SASL·error·logging·functionality.</p></li><li><p><strong><a·href=""·id="legacy_event_handlers"></a>·Legacy·Event·Handlers</strong><br/>To·use·event·handlers·written·for·<code·class="inline">error_logger</code>,·just·add·your·event·handler |
| 513 | with</p><pre><code·class="text">error_logger:add_report_handler/1,2.</code></pre><p>This·automatically·starts·the·error·logger·event·manager,·and·adds | 513 | with</p><pre><code·class="text">error_logger:add_report_handler/1,2.</code></pre><p>This·automatically·starts·the·error·logger·event·manager,·and·adds |
| 514 | <code·class="inline">error_logger</code>·as·a·handler·to·Logger,·with·the·following·configuration:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 514 | <code·class="inline">error_logger</code>·as·a·handler·to·Logger,·with·the·following·configuration:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2961680359-1">#{</span><span·class="ss">level</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">info</span><span·class="p">,</span><span·class="w"> |
| 515 | ··</span><span·class="ss">filter_default</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">log</span><span·class="p">,</span><span·class="w"> | 515 | ··</span><span·class="ss">filter_default</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">log</span><span·class="p">,</span><span·class="w"> |
| 516 | ··</span><span·class="ss">filters</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 516 | ··</span><span·class="ss">filters</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="2961680359-2">[</span><span·class="p"·data-group-id="2961680359-2">]</span><span·class="p"·data-group-id="2961680359-1">}</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·handler·ignores·events·that·do·not·originate·from·the·<code·class="inline">error_logger</code> |
| 517 | API,·or·from·within·OTP.·This·means·that·if·your·code·uses·the·Logger·API | 517 | API,·or·from·within·OTP.·This·means·that·if·your·code·uses·the·Logger·API |
| 518 | for·logging,·then·your·log·events·will·be·discarded·by·this·handler.</p><p>The·handler·is·not·overload·protected.</p></section></li></ul><h2·id="error-handling"·class="section-heading"> | 518 | for·logging,·then·your·log·events·will·be·discarded·by·this·handler.</p><p>The·handler·is·not·overload·protected.</p></section></li></ul><h2·id="error-handling"·class="section-heading"> |
| 519 | ··<a·href="#error-handling"·class="hover-link"> | 519 | ··<a·href="#error-handling"·class="hover-link"> |
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| 140 | </h2> | 140 | </h2> |
| 141 | <h3·id="print-the-primary-logger-configurations"·class="section-heading"> | 141 | <h3·id="print-the-primary-logger-configurations"·class="section-heading"> |
| 142 | ··<a·href="#print-the-primary-logger-configurations"·class="hover-link"> | 142 | ··<a·href="#print-the-primary-logger-configurations"·class="hover-link"> |
| 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 144 | ··</a> | 144 | ··</a> |
| 145 | ··<span·class="text">Print·the·primary·Logger·configurations.</span> | 145 | ··<span·class="text">Print·the·primary·Logger·configurations.</span> |
| 146 | </h3> | 146 | </h3> |
| 147 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">i</span><span·class="p"·data-group-id=" | 147 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">i</span><span·class="p"·data-group-id="8497011273-1">(</span><span·class="ss">primary</span><span·class="p"·data-group-id="8497011273-1">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="n">Primary</span><span·class="w">·</span><span·class="nc">configuration</span><span·class="p">:</span><span·class="w"> | 148 | </span><span·class="n">Primary</span><span·class="w">·</span><span·class="nc">configuration</span><span·class="p">:</span><span·class="w"> |
| 149 | ····</span><span·class="n">Level</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">notice</span><span·class="w"> | 149 | ····</span><span·class="n">Level</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">notice</span><span·class="w"> |
| 150 | ····</span><span·class="n">Filter</span><span·class="w">·</span><span·class="n">Default</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">log</span><span·class="w"> | 150 | ····</span><span·class="n">Filter</span><span·class="w">·</span><span·class="n">Default</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">log</span><span·class="w"> |
| 151 | ····</span><span·class="n">Filters</span><span·class="p">:</span><span·class="w"> | 151 | ····</span><span·class="n">Filters</span><span·class="p">:</span><span·class="w"> |
| 152 | ········</span><span·class="p"·data-group-id=" | 152 | ········</span><span·class="p"·data-group-id="8497011273-2">(</span><span·class="ss">none</span><span·class="p"·data-group-id="8497011273-2">)</span></code></pre><p>It·is·also·possible·to·fetch·the·configuration·using |
| 153 | <a·href="logger.html#get_primary_config/0"><code·class="inline">logger:get_primary_config()</code></a>.</p><h4>See·also</h4><ul><li><a·href="logger.html#i/0">logger:i()</a></li><li><a·href="logger_chapter.html#configuration">Configuration</a>·in·the·Logging·User's·Guide</li></ul><h3·id="print-the-configuration-of-all-handlers"·class="section-heading"> | 153 | <a·href="logger.html#get_primary_config/0"><code·class="inline">logger:get_primary_config()</code></a>.</p><h4>See·also</h4><ul><li><a·href="logger.html#i/0">logger:i()</a></li><li><a·href="logger_chapter.html#configuration">Configuration</a>·in·the·Logging·User's·Guide</li></ul><h3·id="print-the-configuration-of-all-handlers"·class="section-heading"> |
| 154 | ··<a·href="#print-the-configuration-of-all-handlers"·class="hover-link"> | 154 | ··<a·href="#print-the-configuration-of-all-handlers"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">Print·the·configuration·of·all·handlers.</span> | 157 | ··<span·class="text">Print·the·configuration·of·all·handlers.</span> |
| 158 | </h3> | 158 | </h3> |
| 159 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">i</span><span·class="p"·data-group-id=" | 159 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">i</span><span·class="p"·data-group-id="3852286931-1">(</span><span·class="ss">handlers</span><span·class="p"·data-group-id="3852286931-1">)</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="n">Handler</span><span·class="w">·</span><span·class="nc">configuration</span><span·class="p">:</span><span·class="w"> | 160 | </span><span·class="n">Handler</span><span·class="w">·</span><span·class="nc">configuration</span><span·class="p">:</span><span·class="w"> |
| 161 | ····</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">default</span><span·class="w"> | 161 | ····</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">default</span><span·class="w"> |
| 162 | ········</span><span·class="n">Module</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="w"> | 162 | ········</span><span·class="n">Module</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="w"> |
| 163 | ········</span><span·class="n">Level</span><span·class="p">:</span><span·class="w">··</span><span·class="ss">all</span><span·class="w"> | 163 | ········</span><span·class="n">Level</span><span·class="p">:</span><span·class="w">··</span><span·class="ss">all</span><span·class="w"> |
| 164 | ········</span><span·class="n">Formatter</span><span·class="p">:</span><span·class="w"> | 164 | ········</span><span·class="n">Formatter</span><span·class="p">:</span><span·class="w"> |
| 165 | ············</span><span·class="n">Module</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">logger_formatter</span><span·class="w"> | 165 | ············</span><span·class="n">Module</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">logger_formatter</span><span·class="w"> |
| 166 | ············</span><span·class="n">Config</span><span·class="p">:</span><span·class="w"> | 166 | ············</span><span·class="n">Config</span><span·class="p">:</span><span·class="w"> |
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| 169 | ········</span><span·class="n">Filter</span><span·class="w">·</span><span·class="n">Default</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stop</span><span·class="w"> | 169 | ········</span><span·class="n">Filter</span><span·class="w">·</span><span·class="n">Default</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stop</span><span·class="w"> |
| 170 | ········</span><span·class="n">Filters</span><span·class="p">:</span><span·class="w"> | 170 | ········</span><span·class="n">Filters</span><span·class="p">:</span><span·class="w"> |
| 171 | ············</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">remote_gl</span><span·class="w"> | 171 | ············</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">remote_gl</span><span·class="w"> |
| 172 | ················</span><span·class="n">Fun</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">remote_gl</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> | 172 | ················</span><span·class="n">Fun</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">remote_gl</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> |
| 173 | ················</span><span·class="n">Arg</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stop</span><span·class="w"> | 173 | ················</span><span·class="n">Arg</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stop</span><span·class="w"> |
| 174 | ············</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">domain</span><span·class="w"> | 174 | ············</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">domain</span><span·class="w"> |
| 175 | ················</span><span·class="n">Fun</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> | 175 | ················</span><span·class="n">Fun</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> |
| 176 | ················</span><span·class="n">Arg</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 176 | ················</span><span·class="n">Arg</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3852286931-2">{</span><span·class="ss">log</span><span·class="p">,</span><span·class="ss">super</span><span·class="p">,</span><span·class="p"·data-group-id="3852286931-3">[</span><span·class="ss">otp</span><span·class="p">,</span><span·class="ss">sasl</spa[·...·truncated·by·diffoscope;·len:·96,·SHA:·20fb6321d4f04b6c64fc98be4b6aee602d4c008fc5ae632f861ab109d71a596a·...·]-2">}</span><span·class="w"> |
| 177 | ············</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">no_domain</span><span·class="w"> | 177 | ············</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">no_domain</span><span·class="w"> |
| 178 | ················</span><span·class="n">Fun</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> | 178 | ················</span><span·class="n">Fun</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> |
| 179 | ················</span><span·class="n">Arg</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 179 | ················</span><span·class="n">Arg</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3852286931-4">{</span><span·class="ss">log</span><span·class="p">,</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="p"·data-group-id="3852286931-5">[</span><span·class="p"·data-group-id="3852286931-5">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·c7a0a437ccd2bfb28d4f0c9ccdc989c36a32dc047cbd0798f102d2c678efa7a0·...·]-4">}</span><span·class="w"> |
| 180 | ········</span><span·class="n">Handler</span><span·class="w">·</span><span·class="n">Config</span><span·class="p">:</span><span·class="w"> | 180 | ········</span><span·class="n">Handler</span><span·class="w">·</span><span·class="n">Config</span><span·class="p">:</span><span·class="w"> |
| 181 | ············</span><span·class="nc">burst_limit_enable</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">true</span><span·class="w"> | 181 | ············</span><span·class="nc">burst_limit_enable</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">true</span><span·class="w"> |
| 182 | ············</span><span·class="nc">burst_limit_max_count</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">500</span><span·class="w"> | 182 | ············</span><span·class="nc">burst_limit_max_count</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">500</span><span·class="w"> |
| 183 | ············</span><span·class="nc">burst_limit_window_time</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">1000</span><span·class="w"> | 183 | ············</span><span·class="nc">burst_limit_window_time</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">1000</span><span·class="w"> |
| 184 | ············</span><span·class="nc">drop_mode_qlen</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">200</span><span·class="w"> | 184 | ············</span><span·class="nc">drop_mode_qlen</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">200</span><span·class="w"> |
| 185 | ············</span><span·class="nc">filesync_repeat_interval</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">no_repeat</span><span·class="w"> | 185 | ············</span><span·class="nc">filesync_repeat_interval</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">no_repeat</span><span·class="w"> |
| 186 | ············</span><span·class="nc">flush_qlen</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">1000</span><span·class="w"> | 186 | ············</span><span·class="nc">flush_qlen</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">1000</span><span·class="w"> |
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| 211 | level·to·<code·class="inline">info</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">kernel</span><span·class="w">·</span><span·class="ss">logger_level</span><span·class="w">·</span><span·class="ss">info</span><span·class="w"> | 211 | level·to·<code·class="inline">info</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">kernel</span><span·class="w">·</span><span·class="ss">logger_level</span><span·class="w">·</span><span·class="ss">info</span><span·class="w"> |
| 212 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">-</span><span·class="n">Nov</span><span·class="o">-</span><span·class="mi">2019</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">33</span><span·class="p">:</span><span·class="mf">11.742069</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 212 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">-</span><span·class="n">Nov</span><span·class="o">-</span><span·class="mi">2019</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">33</span><span·class="p">:</span><span·class="mf">11.742069</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 213 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">kernel</span><span·class="w"> | 213 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">kernel</span><span·class="w"> |
| 214 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> | 214 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> |
| 215 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">-</span><span·class="n">Nov</span><span·class="o">-</span><span·class="mi">2019</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">33</span><span·class="p">:</span><span·class="mf">11.746546</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 215 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">-</span><span·class="n">Nov</span><span·class="o">-</span><span·class="mi">2019</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">33</span><span·class="p">:</span><span·class="mf">11.746546</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 216 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stdlib</span><span·class="w"> | 216 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stdlib</span><span·class="w"> |
| 217 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> | 217 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> |
| 218 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 218 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.3</span><span·class="w">··</span><span·class="p"·data-group-id="8359175612-1">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="8359175612-1">)</span><span·class="w"> |
| 219 | </span><span·class="mi">1</span><span·class="o">></span></code></pre><h2·id="configure-logger-formatter"·class="section-heading"> | 219 | </span><span·class="mi">1</span><span·class="o">></span></code></pre><h2·id="configure-logger-formatter"·class="section-heading"> |
| 220 | ··<a·href="#configure-logger-formatter"·class="hover-link"> | 220 | ··<a·href="#configure-logger-formatter"·class="hover-link"> |
| 221 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 221 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 222 | ··</a> | 222 | ··</a> |
| 223 | ··<span·class="text">Configure·Logger·formatter</span> | 223 | ··<span·class="text">Configure·Logger·formatter</span> |
| 224 | </h2> | 224 | </h2> |
| 225 | <p>In·order·to·fit·better·into·your·existing·logging·infrastructure·Logger·can | 225 | <p>In·order·to·fit·better·into·your·existing·logging·infrastructure·Logger·can |
| Offset 229, 40 lines modified | Offset 229, 40 lines modified | ||
| 229 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 229 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 230 | ··</a> | 230 | ··</a> |
| 231 | ··<span·class="text">Single·line·configuration</span> | 231 | ··<span·class="text">Single·line·configuration</span> |
| 232 | </h3> | 232 | </h3> |
| 233 | <p>Since·single·line·logging·is·the·default·of·the·built-in·formatter·you·only·have | 233 | <p>Since·single·line·logging·is·the·default·of·the·built-in·formatter·you·only·have |
| 234 | to·provide·the·empty·map·as·the·configuration.·The·example·below·uses·the | 234 | to·provide·the·empty·map·as·the·configuration.·The·example·below·uses·the |
| 235 | <code·class="inline">sys.config</code>·to·change·the·formatter·configuration.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">sys</span><span·class="p">.</span><span·class="ss">config</span><span·class="w"> | 235 | <code·class="inline">sys.config</code>·to·change·the·formatter·configuration.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">sys</span><span·class="p">.</span><span·class="ss">config</span><span·class="w"> |
| 236 | </span><span·class="p"·data-group-id=" | 236 | </span><span·class="p"·data-group-id="6245622691-1">[</span><span·class="p"·data-group-id="6245622691-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 237 | ··</span><span·class="p"·data-group-id=" | 237 | ··</span><span·class="p"·data-group-id="6245622691-3">[</span><span·class="p"·data-group-id="6245622691-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 238 | ····</span><span·class="p"·data-group-id=" | 238 | ····</span><span·class="p"·data-group-id="6245622691-5">[</span><span·class="p"·data-group-id="6245622691-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 239 | ······</span><span·class="p"·data-group-id=" | 239 | ······</span><span·class="p"·data-group-id="6245622691-7">#{</span><span·class="w">·</span><span·class="ss">formatter</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="6245622691-8">{</span><span·class="ss">logger_formatter</span><span·c[·...·truncated·by·diffoscope;·len:·584,·SHA:·a7f8c95432cc8f5aa1f8bfd0ef4edddd65104ec8dd6a68b236c640eafdae95df·...·]-1">]</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="ss">sys</span><span·class="w"> | 240 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="ss">sys</span><span·class="w"> |
| 241 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 241 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.1</span><span·class="w">··</span><span·class="p"·data-group-id="6245622691-10">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="6245622691-10">)</span><span·class="gp·unselectable"> |
| 242 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 242 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="6245622691-11">(</span><span·class="s">"Oh·noes,·an·error"</span><span·class="p"·data-group-id="6245622691-11">)</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="mi">1962</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">03</span><span·class="n">T11</span><span·class="p">:</span><span·class="mi">07</span><span·class="p">:</span><span·class="mf">47.466763</span><span·class="o">-</span><span·class="mi">04</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">an</span><span·class="w">·</span><span·class="ss">error</span></code></pre><p>However,·if·you·just·want·to·change·it·for·the·current·session·you·can·also·do | 243 | </span><span·class="mi">1962</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">03</span><span·class="n">T11</span><span·class="p">:</span><span·class="mi">07</span><span·class="p">:</span><span·class="mf">47.466763</span><span·class="o">-</span><span·class="mi">04</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">an</span><span·class="w">·</span><span·class="ss">error</span></code></pre><p>However,·if·you·just·want·to·change·it·for·the·current·session·you·can·also·do |
| 244 | that.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_handler_config</span><span·class="p"·data-group-id=" | 244 | that.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_handler_config</span><span·class="p"·data-group-id="8140643066-1">(</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">formatter</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8140643066-2">{</span><span·class="ss">logg[·...·truncated·by·diffoscope;·len:·268,·SHA:·5eefad4e7b696fe7f523c8f5b5f45f20fc02018628536b4a07ecbf1ee1ed886e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 245 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 245 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 246 | 2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 246 | 2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="8140643066-4">(</span><span·class="s">"Oh·noes,·another·error"</span><span·class="p"·data-group-id="8140643066-4">)</span><span·class="p">.</span><span·class="w"> |
| 247 | </span><span·class="mi">1962</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">04</span><span·class="n">T15</span><span·class="p">:</span><span·class="mi">34</span><span·class="p">:</span><span·class="mf">02.648713</span><span·class="o">-</span><span·class="mi">04</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">another</span><span·class="w">·</span><span·class="ss">error</span></code></pre><h4>See·also</h4><ul><li><a·href="logger_formatter.html#t:config/0">logger_formatter's·Configuration</a></li><li><a·href="logger_chapter.html#formatters">Formatters</a>·in·the·Logging·User's·Guide</li><li><a·href="logger.html#set_handler_config/3"><code·class="inline">logger:set_handler_config/3</code></a></li></ul><h3·id="add-file-and-line-number-to-log-entries"·class="section-heading"> | 247 | </span><span·class="mi">1962</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">04</span><span·class="n">T15</span><span·class="p">:</span><span·class="mi">34</span><span·class="p">:</span><span·class="mf">02.648713</span><span·class="o">-</span><span·class="mi">04</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">another</span><span·class="w">·</span><span·class="ss">error</span></code></pre><h4>See·also</h4><ul><li><a·href="logger_formatter.html#t:config/0">logger_formatter's·Configuration</a></li><li><a·href="logger_chapter.html#formatters">Formatters</a>·in·the·Logging·User's·Guide</li><li><a·href="logger.html#set_handler_config/3"><code·class="inline">logger:set_handler_config/3</code></a></li></ul><h3·id="add-file-and-line-number-to-log-entries"·class="section-heading"> |
| 248 | ··<a·href="#add-file-and-line-number-to-log-entries"·class="hover-link"> | 248 | ··<a·href="#add-file-and-line-number-to-log-entries"·class="hover-link"> |
| 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 250 | ··</a> | 250 | ··</a> |
| 251 | ··<span·class="text">Add·file·and·line·number·to·log·entries</span> | 251 | ··<span·class="text">Add·file·and·line·number·to·log·entries</span> |
| 252 | </h3> | 252 | </h3> |
| 253 | <p>You·can·change·what·is·printed·to·the·log·by·using·the·formatter·template:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">sys</span><span·class="p">.</span><span·class="ss">config</span><span·class="w"> | 253 | <p>You·can·change·what·is·printed·to·the·log·by·using·the·formatter·template:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">sys</span><span·class="p">.</span><span·class="ss">config</span><span·class="w"> |
| 254 | </span><span·class="p"·data-group-id="6 | 254 | </span><span·class="p"·data-group-id="6006263920-1">[</span><span·class="p"·data-group-id="6006263920-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 255 | ··</span><span·class="p"·data-group-id="6 | 255 | ··</span><span·class="p"·data-group-id="6006263920-3">[</span><span·class="p"·data-group-id="6006263920-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 256 | ····</span><span·class="p"·data-group-id="6 | 256 | ····</span><span·class="p"·data-group-id="6006263920-5">[</span><span·class="p"·data-group-id="6006263920-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 257 | ······</span><span·class="p"·data-group-id="6 | 257 | ······</span><span·class="p"·data-group-id="6006263920-7">#{</span><span·class="w">·</span><span·class="ss">formatter</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="6006263920-8">{</span><span·class="ss">logger_formatter</span><span·class="p">,</span><span·class="w"> |
| 258 | ········</span><span·class="p"·data-group-id="6 | 258 | ········</span><span·class="p"·data-group-id="6006263920-9">#{</span><span·class="w">·</span><span·class="ss">template</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="6006263920-10">[</span><span·class="ss">time</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·1056,·SHA:·77c8e39df9b3b7d5a818eeb41c77e584a5be58d44519e3fd7459e7bda8402a1f·...·]0-1">]</span><span·class="p">.</span><span·class="w"> |
| 259 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="ss">sys</span><span·class="w"> | 259 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="ss">sys</span><span·class="w"> |
| 260 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.1</span><span·class="w">··</span><span·class="p"·data-group-id="6 | 260 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.1</span><span·class="w">··</span><span·class="p"·data-group-id="6006263920-11">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="6006263920-11">)</span><span·class="gp·unselectable"> |
| 261 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="6 | 261 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="6006263920-12">(</span><span·class="s">"Oh·noes,·more·errors"</span><span·class="p">,</span><span·class="p"·data-group-id="6006263920-13">#{</span><span·class="w">·</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></s[·...·truncated·by·diffoscope;·len:·367,·SHA:·d0ea12dba48d75471ab416df1c3e680c4c647b4a0b516564aadbd87c26ecacde·...·]0-12">)</span><span·class="p">.</span><span·class="w"> |
| 262 | </span><span·class="mi">1962</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">05</span><span·class="n">T07</span><span·class="p">:</span><span·class="mi">37</span><span·class="p">:</span><span·class="mf">44.104241</span><span·class="o">+</span><span·class="mi">02</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="ss">shell</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">1</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">more</span><span·class="w">·</span><span·class="ss">errors</span></code></pre><p>Note·that·file·and·line·have·to·be·added·in·the·metadata·by·the·caller·of | 262 | </span><span·class="mi">1962</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">05</span><span·class="n">T07</span><span·class="p">:</span><span·class="mi">37</span><span·class="p">:</span><span·class="mf">44.104241</span><span·class="o">+</span><span·class="mi">02</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="ss">shell</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">1</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">more</span><span·class="w">·</span><span·class="ss">errors</span></code></pre><p>Note·that·file·and·line·have·to·be·added·in·the·metadata·by·the·caller·of |
| 263 | <a·href="logger.html#log/3"><code·class="inline">logger:log/3</code></a>·as·otherwise·Logger·will·not·know·from·where·it·was·called.·The | 263 | <a·href="logger.html#log/3"><code·class="inline">logger:log/3</code></a>·as·otherwise·Logger·will·not·know·from·where·it·was·called.·The |
| 264 | file·and·line·number·are·automatically·added·if·you·use·the·<code·class="inline">?LOG_ERROR</code>·macros | 264 | file·and·line·number·are·automatically·added·if·you·use·the·<code·class="inline">?LOG_ERROR</code>·macros |
| 265 | in·<code·class="inline">kernel/include/logger.hrl</code>.</p><h4>See·also</h4><ul><li><a·href="logger_formatter.html#t:config/0">logger_formatter's·Configuration</a></li><li><a·href="logger_formatter.html#t:template/0">logger_formatter's·Template</a></li><li><a·href="logger.html#module-macros">Logger·Macros</a></li><li><a·href="logger_chapter.html#metadata">Metadata</a>·in·the·Logging·User's·Guide</li></ul><h2·id="configuring-handlers"·class="section-heading"> | 265 | in·<code·class="inline">kernel/include/logger.hrl</code>.</p><h4>See·also</h4><ul><li><a·href="logger_formatter.html#t:config/0">logger_formatter's·Configuration</a></li><li><a·href="logger_formatter.html#t:template/0">logger_formatter's·Template</a></li><li><a·href="logger.html#module-macros">Logger·Macros</a></li><li><a·href="logger_chapter.html#metadata">Metadata</a>·in·the·Logging·User's·Guide</li></ul><h2·id="configuring-handlers"·class="section-heading"> |
| 266 | ··<a·href="#configuring-handlers"·class="hover-link"> | 266 | ··<a·href="#configuring-handlers"·class="hover-link"> |
| 267 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 267 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 268 | ··</a> | 268 | ··</a> |
| Offset 271, 67 lines modified | Offset 271, 67 lines modified | ||
| 271 | <h3·id="print-logs-to-a-file"·class="section-heading"> | 271 | <h3·id="print-logs-to-a-file"·class="section-heading"> |
| 272 | ··<a·href="#print-logs-to-a-file"·class="hover-link"> | 272 | ··<a·href="#print-logs-to-a-file"·class="hover-link"> |
| 273 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 273 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 274 | ··</a> | 274 | ··</a> |
| 275 | ··<span·class="text">Print·logs·to·a·file</span> | 275 | ··<span·class="text">Print·logs·to·a·file</span> |
| 276 | </h3> | 276 | </h3> |
| 277 | <p>Instead·of·printing·the·logs·to·stdout·we·print·them·to·a·rotating·file·log.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">sys</span><span·class="p">.</span><span·class="ss">config</span><span·class="w"> | 277 | <p>Instead·of·printing·the·logs·to·stdout·we·print·them·to·a·rotating·file·log.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">sys</span><span·class="p">.</span><span·class="ss">config</span><span·class="w"> |
| 278 | </span><span·class="p"·data-group-id=" | 278 | </span><span·class="p"·data-group-id="0379941294-1">[</span><span·class="p"·data-group-id="0379941294-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 279 | ··</span><span·class="p"·data-group-id=" | 279 | ··</span><span·class="p"·data-group-id="0379941294-3">[</span><span·class="p"·data-group-id="0379941294-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 280 | ····</span><span·class="p"·data-group-id=" | 280 | ····</span><span·class="p"·data-group-id="0379941294-5">[</span><span·class="p"·data-group-id="0379941294-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 281 | ······</span><span·class="p"·data-group-id=" | 281 | ······</span><span·class="p"·data-group-id="0379941294-7">#{</span><span·class="w">·</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0379941294-8">#{</span><span·class="w">·</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"log/erlang.log"</span><span·class="p">,</span><span·class="w"> |
| 282 | ······················</span><span·class="ss">max_no_bytes</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">4096</span><span·class="p">,</span><span·class="w"> | 282 | ······················</span><span·class="ss">max_no_bytes</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">4096</span><span·class="p">,</span><span·class="w"> |
| 283 | ······················</span><span·class="ss">max_no_files</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">5</span><span·class="p"·data-group-id=" | 283 | ······················</span><span·class="ss">max_no_files</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">5</span><span·class="p"·data-group-id="0379941294-8">}</span><span·class="p">,</span><span·class="w"> |
| 284 | ·········</span><span·class="ss">formatter</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 284 | ·········</span><span·class="ss">formatter</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0379941294-9">{</span><span·class="ss">logger_formatter</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0379941294-10">#{</span><span·class="p"·data-group-id="0379941294-10">}</span><span·class="p"·data-group-id="037994[·...·truncated·by·diffoscope;·len:·375,·SHA:·9ae187067bddd98cb6b0f2ab69b4b3c6f9cd4ad16a7a7554924ff995e0f056a8·...·]-1">]</span><span·class="p">.</span><span·class="w"> |
| 285 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="ss">sys</span><span·class="w"> | 285 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="ss">sys</span><span·class="w"> |
| 286 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 286 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.1</span><span·class="w">··</span><span·class="p"·data-group-id="0379941294-11">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="0379941294-11">)</span><span·class="gp·unselectable"> |
| 287 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 287 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="0379941294-12">(</span><span·class="s">"Oh·noes,·even·more·errors"</span><span·class="p"·data-group-id="0379941294-12">)</span><span·class="p">.</span><span·class="w"> |
| 288 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 288 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 289 | 2>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">halt</span><span·class="p"·data-group-id=" | 289 | 2>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">halt</span><span·class="p"·data-group-id="0379941294-13">(</span><span·class="p"·data-group-id="0379941294-13">)</span><span·class="p">.</span><span·class="w"> |
| 290 | </span><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">log</span><span·class="o">/</span><span·class="ss">erlang</span><span·class="p">.</span><span·class="ss">log</span><span·class="w"> | 290 | </span><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">log</span><span·class="o">/</span><span·class="ss">erlang</span><span·class="p">.</span><span·class="ss">log</span><span·class="w"> |
| 291 | </span><span·class="mi">2019</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">07</span><span·class="n">T11</span><span·class="p">:</span><span·class="mi">47</span><span·class="p">:</span><span·class="mf">16.837958</span><span·class="o">+</span><span·class="mi">02</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">even</span><span·class="w">·</span><span·class="ss">more</span><span·class="w">·</span><span·class="ss">errors</span></code></pre><h4>See·also</h4><ul><li><a·href="logger_std_h.html"><code·class="inline">logger_std_h</code></a></li><li><a·href="logger_chapter.html#handlers">Handlers</a>·in·the·Logging·User's·Guide</li></ul><h3·id="debug-only-handler"·class="section-heading"> | 291 | </span><span·class="mi">2019</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">07</span><span·class="n">T11</span><span·class="p">:</span><span·class="mi">47</span><span·class="p">:</span><span·class="mf">16.837958</span><span·class="o">+</span><span·class="mi">02</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">even</span><span·class="w">·</span><span·class="ss">more</span><span·class="w">·</span><span·class="ss">errors</span></code></pre><h4>See·also</h4><ul><li><a·href="logger_std_h.html"><code·class="inline">logger_std_h</code></a></li><li><a·href="logger_chapter.html#handlers">Handlers</a>·in·the·Logging·User's·Guide</li></ul><h3·id="debug-only-handler"·class="section-heading"> |
| 292 | ··<a·href="#debug-only-handler"·class="hover-link"> | 292 | ··<a·href="#debug-only-handler"·class="hover-link"> |
| 293 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 293 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 160 | sync·if·something·has·actually·been·logged.</p><p>Defaults·to·<code·class="inline">5000</code>·milliseconds.</p><p>If·<code·class="inline">no_repeat</code>·is·set·as·value,·the·repeated·sync·operation·is·disabled.·The | 160 | sync·if·something·has·actually·been·logged.</p><p>Defaults·to·<code·class="inline">5000</code>·milliseconds.</p><p>If·<code·class="inline">no_repeat</code>·is·set·as·value,·the·repeated·sync·operation·is·disabled.·The |
| 161 | user·can·also·call·the·<a·href="#filesync/1"><code·class="inline">filesync/1</code></a>·function·to·perform·a | 161 | user·can·also·call·the·<a·href="#filesync/1"><code·class="inline">filesync/1</code></a>·function·to·perform·a |
| 162 | disk_log·sync.</p></li></ul><p>Other·configuration·parameters·exist,·to·be·used·for·customizing·the·overload | 162 | disk_log·sync.</p></li></ul><p>Other·configuration·parameters·exist,·to·be·used·for·customizing·the·overload |
| 163 | protection·behaviour.·The·same·parameters·are·used·both·in·the·standard·handler | 163 | protection·behaviour.·The·same·parameters·are·used·both·in·the·standard·handler |
| 164 | and·the·disk_log·handler,·and·are·documented·in·the | 164 | and·the·disk_log·handler,·and·are·documented·in·the |
| 165 | <a·href="logger_chapter.html#overload_protection"><code·class="inline">User's·Guide</code></a>.</p><p>Notice·that·when·changing·the·configuration·of·the·handler·in·runtime,·the | 165 | <a·href="logger_chapter.html#overload_protection"><code·class="inline">User's·Guide</code></a>.</p><p>Notice·that·when·changing·the·configuration·of·the·handler·in·runtime,·the |
| 166 | disk_log·options·(<code·class="inline">file</code>,·<code·class="inline">type</code>,·<code·class="inline">max_no_files</code>,·<code·class="inline">max_no_bytes</code>)·must·not·be | 166 | disk_log·options·(<code·class="inline">file</code>,·<code·class="inline">type</code>,·<code·class="inline">max_no_files</code>,·<code·class="inline">max_no_bytes</code>)·must·not·be |
| 167 | modified.</p><p>Example·of·adding·a·disk_log·handler:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id=" | 167 | modified.</p><p>Example·of·adding·a·disk_log·handler:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="7806816288-1">(</span><span·class="ss">my_disk_log_h</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_disk_log_h</span><span·class="p">,</span><span·class="w"> |
| 168 | ···················</span><span·class="p"·data-group-id=" | 168 | ···················</span><span·class="p"·data-group-id="7806816288-2">#{</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="7806816288-3">#{</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"./my_disk_log"</span><span·class="p">,</span><span·class="w"> |
| 169 | ·································</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">wrap</span><span·class="p">,</span><span·class="w"> | 169 | ·································</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">wrap</span><span·class="p">,</span><span·class="w"> |
| 170 | ·································</span><span·class="ss">max_no_files</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> | 170 | ·································</span><span·class="ss">max_no_files</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> |
| 171 | ·································</span><span·class="ss">max_no_bytes</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">10000</span><span·class="p">,</span><span·class="w"> | 171 | ·································</span><span·class="ss">max_no_bytes</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">10000</span><span·class="p">,</span><span·class="w"> |
| 172 | ·································</span><span·class="ss">filesync_repeat_interval</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">1000</span><span·class="p"·data-group-id=" | 172 | ·································</span><span·class="ss">filesync_repeat_interval</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">1000</span><span·class="p"·data-group-id="7806816288-3">}</span><span·class="p"·data-group-id="7806816288-2">}</span><span·class="p"·data-group-id="7806816288-1">)</span><span·class="p">.</span></code></pre><p>To·use·the·disk_log·handler·instead·of·the·default·standard·handler·when |
| 173 | starting·an·Erlang·node,·change·the·Kernel·default·logger·to·use | 173 | starting·an·Erlang·node,·change·the·Kernel·default·logger·to·use |
| 174 | <code·class="inline">logger_disk_log_h</code>.·Example:</p><pre><code·class="text">erl·-kernel·logger·'[{handler,default,logger_disk_log_h, | 174 | <code·class="inline">logger_disk_log_h</code>.·Example:</p><pre><code·class="text">erl·-kernel·logger·'[{handler,default,logger_disk_log_h, |
| 175 | ······················#{config·=>·#{file·=>·"./system_disk_log"}}}]'</code></pre><h2·id="module-see-also"·class="section-heading"> | 175 | ······················#{config·=>·#{file·=>·"./system_disk_log"}}}]'</code></pre><h2·id="module-see-also"·class="section-heading"> |
| 176 | ··<a·href="#module-see-also"·class="hover-link"> | 176 | ··<a·href="#module-see-also"·class="hover-link"> |
| 177 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 177 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 178 | ··</a> | 178 | ··</a> |
| 179 | ··<span·class="text">See·Also</span> | 179 | ··<span·class="text">See·Also</span> |
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| 269 | ······<p·class="built-using"> | 269 | ······<p·class="built-using"> |
| 270 | ········Built·using | 270 | ········Built·using |
| 271 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 271 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 272 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 272 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 273 | ······</p> | 273 | ······</p> |
| 274 | <p>Copyright·©·1996-202 | 274 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 275 | ····</footer> | 275 | ····</footer> |
| 276 | ··</div> | 276 | ··</div> |
| 277 | </main> | 277 | </main> |
| 278 | </div> | 278 | </div> |
| 279 | <script> | 279 | <script> |
| 280 | ··function·mermaidLoaded()·{ | 280 | ··function·mermaidLoaded()·{ |
| 281 | ····mermaid.initialize({ | 281 | ····mermaid.initialize({ |
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| 245 | ······</div> | 245 | ······</div> |
| 246 | <p>This·filter·provides·a·way·of·filtering·log·events·based·on·a·<code·class="inline">domain</code>·field·in | 246 | <p>This·filter·provides·a·way·of·filtering·log·events·based·on·a·<code·class="inline">domain</code>·field·in |
| 247 | <code·class="inline">Metadata</code>.·This·field·is·optional,·and·the·purpose·of·using·it·is·to·group·log | 247 | <code·class="inline">Metadata</code>.·This·field·is·optional,·and·the·purpose·of·using·it·is·to·group·log |
| 248 | events·from,·for·example,·a·specific·functional·area.·This·allows·filtering·or | 248 | events·from,·for·example,·a·specific·functional·area.·This·allows·filtering·or |
| 249 | other·specialized·treatment·in·a·Logger·handler.</p><p>A·domain·field·must·be·a·list·of·atoms,·creating·smaller·and·more·specialized | 249 | other·specialized·treatment·in·a·Logger·handler.</p><p>A·domain·field·must·be·a·list·of·atoms,·creating·smaller·and·more·specialized |
| 250 | domains·as·the·list·grows·longer.·The·greatest·domain·is·<code·class="inline">[]</code>,·which·comprises | 250 | domains·as·the·list·grows·longer.·The·greatest·domain·is·<code·class="inline">[]</code>,·which·comprises |
| 251 | all·possible·domains.</p><p>For·example,·consider·the·following·domains:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">D1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 251 | all·possible·domains.</p><p>For·example,·consider·the·following·domains:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">D1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2509562767-1">[</span><span·class="ss">otp</span><span·class="p"·data-group-id="2509562767-1">]</span><span·class="w"> |
| 252 | </span><span·class="n">D2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 252 | </span><span·class="n">D2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2509562767-2">[</span><span·class="ss">otp</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">sasl</span><span·class="p"·data-group-id="2509562767-2">]</span></code></pre><p><code·class="inline">D1</code>·is·the·greatest·of·the·two,·and·is·said·to·be·a·super-domain·of·<code·class="inline">D2</code>.·<code·class="inline">D2</code> |
| 253 | is·a·sub-domain·<code·class="inline">D1</code>.·Both·<code·class="inline">D1</code>·and·<code·class="inline">D2</code>·are·sub-domains·of·<code·class="inline">[]</code>.</p><p>The·above·domains·are·used·for·logs·originating·from·Erlang/OTP.·D1·specifies | 253 | is·a·sub-domain·<code·class="inline">D1</code>.·Both·<code·class="inline">D1</code>·and·<code·class="inline">D2</code>·are·sub-domains·of·<code·class="inline">[]</code>.</p><p>The·above·domains·are·used·for·logs·originating·from·Erlang/OTP.·D1·specifies |
| 254 | that·the·log·event·comes·from·Erlang/OTP·in·general,·and·D2·indicates·that·the | 254 | that·the·log·event·comes·from·Erlang/OTP·in·general,·and·D2·indicates·that·the |
| 255 | log·event·is·a·so·called·<a·href="logger_chapter.html#sasl_reports">SASL·report</a>.</p><p>The·<code·class="inline">Extra</code>·parameter·to·the·<a·href="#domain/2"><code·class="inline">domain/2</code></a>·function·is·specified·when | 255 | log·event·is·a·so·called·<a·href="logger_chapter.html#sasl_reports">SASL·report</a>.</p><p>The·<code·class="inline">Extra</code>·parameter·to·the·<a·href="#domain/2"><code·class="inline">domain/2</code></a>·function·is·specified·when |
| 256 | adding·the·filter·via·<a·href="logger.html#add_primary_filter/2"><code·class="inline">logger:add_primary_filter/2</code></a>·or | 256 | adding·the·filter·via·<a·href="logger.html#add_primary_filter/2"><code·class="inline">logger:add_primary_filter/2</code></a>·or |
| 257 | <a·href="logger.html#add_handler_filter/3"><code·class="inline">logger:add_handler_filter/3</code></a>.</p><p>The·filter·compares·the·value·of·the·<code·class="inline">domain</code>·field·in·the·log·event's·metadata | 257 | <a·href="logger.html#add_handler_filter/3"><code·class="inline">logger:add_handler_filter/3</code></a>.</p><p>The·filter·compares·the·value·of·the·<code·class="inline">domain</code>·field·in·the·log·event's·metadata |
| 258 | (<code·class="inline">Domain</code>)·against·<code·class="inline">MatchDomain</code>.·The·filter·matches·if·the·value·of·<code·class="inline">Compare</code> | 258 | (<code·class="inline">Domain</code>)·against·<code·class="inline">MatchDomain</code>.·The·filter·matches·if·the·value·of·<code·class="inline">Compare</code> |
| 259 | is:</p><ul><li><p><strong><code·class="inline">sub</code></strong>·-·and·<code·class="inline">Domain</code>·is·equal·to·or·a·sub-domain·of·<code·class="inline">MatchDomain</code>,·that | 259 | is:</p><ul><li><p><strong><code·class="inline">sub</code></strong>·-·and·<code·class="inline">Domain</code>·is·equal·to·or·a·sub-domain·of·<code·class="inline">MatchDomain</code>,·that |
| 260 | is,·if·<code·class="inline">MatchDomain</code>·is·a·prefix·of·<code·class="inline">Domain</code>.</p></li><li><p><strong><code·class="inline">super</code></strong>·-·and·<code·class="inline">Domain</code>·is·equal·to·or·a·super-domain·of·<code·class="inline">MatchDomain</code>, | 260 | is,·if·<code·class="inline">MatchDomain</code>·is·a·prefix·of·<code·class="inline">Domain</code>.</p></li><li><p><strong><code·class="inline">super</code></strong>·-·and·<code·class="inline">Domain</code>·is·equal·to·or·a·super-domain·of·<code·class="inline">MatchDomain</code>, |
| 261 | that·is,·if·<code·class="inline">Domain</code>·is·a·prefix·of·<code·class="inline">MatchDomain</code>.</p></li><li><p><strong><code·class="inline">equal</code></strong>·-·and·<code·class="inline">Domain</code>·is·equal·to·<code·class="inline">MatchDomain</code>.</p></li><li><p><strong><code·class="inline">not_equal</code></strong>·-·and·<code·class="inline">Domain</code>·differs·from·<code·class="inline">MatchDomain</code>,·or·if·there·is·no | 261 | that·is,·if·<code·class="inline">Domain</code>·is·a·prefix·of·<code·class="inline">MatchDomain</code>.</p></li><li><p><strong><code·class="inline">equal</code></strong>·-·and·<code·class="inline">Domain</code>·is·equal·to·<code·class="inline">MatchDomain</code>.</p></li><li><p><strong><code·class="inline">not_equal</code></strong>·-·and·<code·class="inline">Domain</code>·differs·from·<code·class="inline">MatchDomain</code>,·or·if·there·is·no |
| 262 | domain·field·in·metadata.</p></li><li><p><strong><code·class="inline">undefined</code></strong>·-·and·there·is·no·domain·field·in·metadata.·In·this·case | 262 | domain·field·in·metadata.</p></li><li><p><strong><code·class="inline">undefined</code></strong>·-·and·there·is·no·domain·field·in·metadata.·In·this·case |
| 263 | <code·class="inline">MatchDomain</code>·must·be·set·to·<code·class="inline">[]</code>.</p></li></ul><p>If·the·filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">log</code>,·the·log·event·is·allowed.·If·the | 263 | <code·class="inline">MatchDomain</code>·must·be·set·to·<code·class="inline">[]</code>.</p></li></ul><p>If·the·filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">log</code>,·the·log·event·is·allowed.·If·the |
| 264 | filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">stop</code>,·the·log·event·is·stopped.</p><p>If·the·filter·does·not·match,·it·returns·<code·class="inline">ignore</code>,·meaning·that·other·filters, | 264 | filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">stop</code>,·the·log·event·is·stopped.</p><p>If·the·filter·does·not·match,·it·returns·<code·class="inline">ignore</code>,·meaning·that·other·filters, |
| 265 | or·the·value·of·the·configuration·parameter·<code·class="inline">filter_default</code>,·decide·if·the | 265 | or·the·value·of·the·configuration·parameter·<code·class="inline">filter_default</code>,·decide·if·the |
| 266 | event·is·allowed·or·not.</p><p>Log·events·that·do·not·contain·any·domain·field,·match·only·when·<code·class="inline">Compare</code>·is | 266 | event·is·allowed·or·not.</p><p>Log·events·that·do·not·contain·any·domain·field,·match·only·when·<code·class="inline">Compare</code>·is |
| 267 | equal·to·<code·class="inline">undefined</code>·or·<code·class="inline">not_equal</code>.</p><p>Example:·stop·all·events·with·domain·<code·class="inline">[otp,·sasl·|·_]</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_handler_config</span><span·class="p"·data-group-id=" | 267 | equal·to·<code·class="inline">undefined</code>·or·<code·class="inline">not_equal</code>.</p><p>Example:·stop·all·events·with·domain·<code·class="inline">[otp,·sasl·|·_]</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_handler_config</span><span·class="p"·data-group-id="3859610951-1">(</span><span·class="ss">h1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">filter_default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">log</span><span·class="p"·data-group-id="3859610951-1">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·this·is·the·default</span><span·class="w"> |
| 268 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 268 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 269 | 2>·</span><span·class="n">Filter</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 269 | 2>·</span><span·class="n">Filter</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3859610951-2">{</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·512,·SHA:·d642d92b046b3a848c88d62d9a3acdf2c5a7beb1dc1adf2daa41aa4e6761cb0c·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 270 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 270 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 271 | 3>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler_filter</span><span·class="p"·data-group-id=" | 271 | 3>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler_filter</span><span·class="p"·data-group-id="3859610951-5">(</span><span·class="ss">h1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">no_sasl</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Filter</span><span·class="p"·data-group-id="3859610951-5">)</span><span·class="p">.</span><span·class="w"> |
| 272 | </span><span·class="ss">ok</span></code></pre> | 272 | </span><span·class="ss">ok</span></code></pre> |
| 273 | ··</section> | 273 | ··</section> |
| 274 | </section> | 274 | </section> |
| 275 | <section·class="detail"·id="level/2"> | 275 | <section·class="detail"·id="level/2"> |
| 276 | ··<div·class="detail-header"> | 276 | ··<div·class="detail-header"> |
| 277 | ····<a·href="#level/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 277 | ····<a·href="#level/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 308, 17 lines modified | Offset 308, 17 lines modified | ||
| 308 | matches·log·events·by·comparing·the·log·level·with·a·specified·<code·class="inline">MatchLevel</code></p><p>The·<code·class="inline">Extra</code>·parameter·is·specified·when·adding·the·filter·via | 308 | matches·log·events·by·comparing·the·log·level·with·a·specified·<code·class="inline">MatchLevel</code></p><p>The·<code·class="inline">Extra</code>·parameter·is·specified·when·adding·the·filter·via |
| 309 | <a·href="logger.html#add_primary_filter/2"><code·class="inline">logger:add_primary_filter/2</code></a>·or·<a·href="logger.html#add_handler_filter/3"><code·class="inline">logger:add_handler_filter/3</code></a>.</p><p>The·filter·compares·the·value·of·the·event's·log·level·(<code·class="inline">Level</code>)·to·<code·class="inline">MatchLevel</code> | 309 | <a·href="logger.html#add_primary_filter/2"><code·class="inline">logger:add_primary_filter/2</code></a>·or·<a·href="logger.html#add_handler_filter/3"><code·class="inline">logger:add_handler_filter/3</code></a>.</p><p>The·filter·compares·the·value·of·the·event's·log·level·(<code·class="inline">Level</code>)·to·<code·class="inline">MatchLevel</code> |
| 310 | by·calling | 310 | by·calling |
| 311 | <a·href="logger.html#compare_levels/2"><code·class="inline">logger:compare_levels(Level,·MatchLevel)</code></a>.·The | 311 | <a·href="logger.html#compare_levels/2"><code·class="inline">logger:compare_levels(Level,·MatchLevel)</code></a>.·The |
| 312 | filter·matches·if·the·value·of·<code·class="inline">Operator</code>·is:</p><ul><li><p><strong><code·class="inline">neq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">lt</code>·or·<code·class="inline">gt</code>.</p></li><li><p><strong><code·class="inline">eq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">eq</code>.</p></li><li><p><strong><code·class="inline">lt</code></strong>·-·and·the·compare·function·returns·<code·class="inline">lt</code>.</p></li><li><p><strong><code·class="inline">gt</code></strong>·-·and·the·compare·function·returns·<code·class="inline">gt</code>.</p></li><li><p><strong><code·class="inline">lteq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">lt</code>·or·<code·class="inline">eq</code>.</p></li><li><p><strong><code·class="inline">gteq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">gt</code>·or·<code·class="inline">eq</code>.</p></li></ul><p>If·the·filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">log</code>,·the·log·event·is·allowed.·If·the | 312 | filter·matches·if·the·value·of·<code·class="inline">Operator</code>·is:</p><ul><li><p><strong><code·class="inline">neq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">lt</code>·or·<code·class="inline">gt</code>.</p></li><li><p><strong><code·class="inline">eq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">eq</code>.</p></li><li><p><strong><code·class="inline">lt</code></strong>·-·and·the·compare·function·returns·<code·class="inline">lt</code>.</p></li><li><p><strong><code·class="inline">gt</code></strong>·-·and·the·compare·function·returns·<code·class="inline">gt</code>.</p></li><li><p><strong><code·class="inline">lteq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">lt</code>·or·<code·class="inline">eq</code>.</p></li><li><p><strong><code·class="inline">gteq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">gt</code>·or·<code·class="inline">eq</code>.</p></li></ul><p>If·the·filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">log</code>,·the·log·event·is·allowed.·If·the |
| 313 | filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">stop</code>,·the·log·event·is·stopped.</p><p>If·the·filter·does·not·match,·it·returns·<code·class="inline">ignore</code>,·meaning·that·other·filters, | 313 | filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">stop</code>,·the·log·event·is·stopped.</p><p>If·the·filter·does·not·match,·it·returns·<code·class="inline">ignore</code>,·meaning·that·other·filters, |
| 314 | or·the·value·of·the·configuration·parameter·<code·class="inline">filter_default</code>,·will·decide·if·the | 314 | or·the·value·of·the·configuration·parameter·<code·class="inline">filter_default</code>,·will·decide·if·the |
| 315 | event·is·allowed·or·not.</p><p>Example:·only·allow·debug·level·log·events</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_handler_config</span><span·class="p"·data-group-id=" | 315 | event·is·allowed·or·not.</p><p>Example:·only·allow·debug·level·log·events</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_handler_config</span><span·class="p"·data-group-id="2532979305-1">(</span><span·class="ss">h1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">filter_default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p"·data-group-id="2532979305-1">)</span><span·class="p">.</span><span·class="w"> |
| 316 | </span><span·class="n">Filter</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 316 | </span><span·class="n">Filter</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2532979305-2">{</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">level</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·329,·SHA:·4de1a1ec9c45bb6996645340d4f7774e7a410ef6ae54041ef3239a08155caa33·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 317 | </span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler_filter</span><span·class="p"·data-group-id=" | 317 | </span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler_filter</span><span·class="p"·data-group-id="2532979305-4">(</span><span·class="ss">h1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">debug_only</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Filter</span><span·class="p"·data-group-id="2532979305-4">)</span><span·class="p">.</span><span·class="w"> |
| 318 | </span><span·class="ss">ok</span></code></pre> | 318 | </span><span·class="ss">ok</span></code></pre> |
| 319 | ··</section> | 319 | ··</section> |
| 320 | </section> | 320 | </section> |
| 321 | <section·class="detail"·id="progress/2"> | 321 | <section·class="detail"·id="progress/2"> |
| 322 | ··<div·class="detail-header"> | 322 | ··<div·class="detail-header"> |
| 323 | ····<a·href="#progress/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 323 | ····<a·href="#progress/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 402, 15 lines modified | Offset 402, 15 lines modified | ||
| 402 | ······<p·class="built-using"> | 402 | ······<p·class="built-using"> |
| 403 | ········Built·using | 403 | ········Built·using |
| 404 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 404 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 405 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 405 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 406 | ······</p> | 406 | ······</p> |
| 407 | <p>Copyright·©·1996-202 | 407 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 408 | ····</footer> | 408 | ····</footer> |
| 409 | ··</div> | 409 | ··</div> |
| 410 | </main> | 410 | </main> |
| 411 | </div> | 411 | </div> |
| 412 | <script> | 412 | <script> |
| 413 | ··function·mermaidLoaded()·{ | 413 | ··function·mermaidLoaded()·{ |
| 414 | ····mermaid.initialize({ | 414 | ····mermaid.initialize({ |
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| 607 | ······<p·class="built-using"> | 607 | ······<p·class="built-using"> |
| 608 | ········Built·using | 608 | ········Built·using |
| 609 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 609 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 610 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 610 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 611 | ······</p> | 611 | ······</p> |
| 612 | <p>Copyright·©·1996-202 | 612 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 613 | ····</footer> | 613 | ····</footer> |
| 614 | ··</div> | 614 | ··</div> |
| 615 | </main> | 615 | </main> |
| 616 | </div> | 616 | </div> |
| 617 | <script> | 617 | <script> |
| 618 | ··function·mermaidLoaded()·{ | 618 | ··function·mermaidLoaded()·{ |
| 619 | ····mermaid.initialize({ | 619 | ····mermaid.initialize({ |
| Offset 580, 15 lines modified | Offset 580, 15 lines modified | ||
| 580 | ······<p·class="built-using"> | 580 | ······<p·class="built-using"> |
| 581 | ········Built·using | 581 | ········Built·using |
| 582 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 582 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 583 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 583 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 584 | ······</p> | 584 | ······</p> |
| 585 | <p>Copyright·©·1996-202 | 585 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 586 | ····</footer> | 586 | ····</footer> |
| 587 | ··</div> | 587 | ··</div> |
| 588 | </main> | 588 | </main> |
| 589 | </div> | 589 | </div> |
| 590 | <script> | 590 | <script> |
| 591 | ··function·mermaidLoaded()·{ | 591 | ··function·mermaidLoaded()·{ |
| 592 | ····mermaid.initialize({ | 592 | ····mermaid.initialize({ |
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| 181 | but·only·performs·a·new·sync·if·something·has·actually·been·logged.</p><p>If·<code·class="inline">no_repeat</code>·is·set·as·value,·the·repeated·file·sync·operation·is·disabled, | 181 | but·only·performs·a·new·sync·if·something·has·actually·been·logged.</p><p>If·<code·class="inline">no_repeat</code>·is·set·as·value,·the·repeated·file·sync·operation·is·disabled, |
| 182 | and·it·is·the·operating·system·settings·that·determine·how·quickly·or·slowly | 182 | and·it·is·the·operating·system·settings·that·determine·how·quickly·or·slowly |
| 183 | data·is·written·to·disk.·The·user·can·also·call·the·<a·href="#filesync/1"><code·class="inline">filesync/1</code></a>·function·to | 183 | data·is·written·to·disk.·The·user·can·also·call·the·<a·href="#filesync/1"><code·class="inline">filesync/1</code></a>·function·to |
| 184 | perform·a·file·sync.</p><p>Defaults·to·<code·class="inline">5000</code>·milliseconds.</p></li></ul><p>Other·configuration·parameters·exist,·to·be·used·for·customizing·the·overload | 184 | perform·a·file·sync.</p><p>Defaults·to·<code·class="inline">5000</code>·milliseconds.</p></li></ul><p>Other·configuration·parameters·exist,·to·be·used·for·customizing·the·overload |
| 185 | protection·behaviour.·The·same·parameters·are·used·both·in·the·standard·handler | 185 | protection·behaviour.·The·same·parameters·are·used·both·in·the·standard·handler |
| 186 | and·the·disk_log·handler,·and·are·documented·in·the | 186 | and·the·disk_log·handler,·and·are·documented·in·the |
| 187 | <a·href="logger_chapter.html#overload_protection"><code·class="inline">User's·Guide</code></a>.</p><p>Notice·that·if·changing·the·configuration·of·the·handler·in·runtime,·the·<code·class="inline">type</code>, | 187 | <a·href="logger_chapter.html#overload_protection"><code·class="inline">User's·Guide</code></a>.</p><p>Notice·that·if·changing·the·configuration·of·the·handler·in·runtime,·the·<code·class="inline">type</code>, |
| 188 | <code·class="inline">file</code>,·or·<code·class="inline">modes</code>·parameters·must·not·be·modified.</p><p>Example·of·adding·a·standard·handler:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id=" | 188 | <code·class="inline">file</code>,·or·<code·class="inline">modes</code>·parameters·must·not·be·modified.</p><p>Example·of·adding·a·standard·handler:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="8769370690-1">(</span><span·class="ss">my_standard_h</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 189 | ···················</span><span·class="p"·data-group-id=" | 189 | ···················</span><span·class="p"·data-group-id="8769370690-2">#{</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="8769370690-3">#{</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"./system_info.log"</span><span·class="p">,</span><span·class="w"> |
| 190 | ·································</span><span·class="ss">filesync_repeat_interval</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">1000</span><span·class="p"·data-group-id=" | 190 | ·································</span><span·class="ss">filesync_repeat_interval</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">1000</span><span·class="p"·data-group-id="8769370690-3">}</span><span·class="p"·data-group-id="8769370690-2">}</span><span·class="p"·data-group-id="8769370690-1">)</span><span·class="p">.</span></code></pre><p>To·set·the·default·handler,·that·starts·initially·with·the·Kernel·application, |
| 191 | to·log·to·file·instead·of·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html#t:standard_io/0"><code·class="inline">standard_io</code></a>,·change·the | 191 | to·log·to·file·instead·of·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html#t:standard_io/0"><code·class="inline">standard_io</code></a>,·change·the |
| 192 | Kernel·default·logger·configuration.·Example:</p><pre><code·class="text">erl·-kernel·logger·'[{handler,default,logger_std_h, | 192 | Kernel·default·logger·configuration.·Example:</p><pre><code·class="text">erl·-kernel·logger·'[{handler,default,logger_std_h, |
| 193 | ······················#{config·=>·#{file·=>·"./log.log"}}}]'</code></pre><p>An·example·of·how·to·replace·the·standard·handler·with·a·disk_log·handler·at | 193 | ······················#{config·=>·#{file·=>·"./log.log"}}}]'</code></pre><p>An·example·of·how·to·replace·the·standard·handler·with·a·disk_log·handler·at |
| 194 | startup·is·found·in·the·<a·href="logger_disk_log_h.html"><code·class="inline">logger_disk_log_h</code></a>·manual.</p><h2·id="module-see-also"·class="section-heading"> | 194 | startup·is·found·in·the·<a·href="logger_disk_log_h.html"><code·class="inline">logger_disk_log_h</code></a>·manual.</p><h2·id="module-see-also"·class="section-heading"> |
| 195 | ··<a·href="#module-see-also"·class="hover-link"> | 195 | ··<a·href="#module-see-also"·class="hover-link"> |
| 196 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 196 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 197 | ··</a> | 197 | ··</a> |
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| 288 | ······<p·class="built-using"> | 288 | ······<p·class="built-using"> |
| 289 | ········Built·using | 289 | ········Built·using |
| 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 292 | ······</p> | 292 | ······</p> |
| 293 | <p>Copyright·©·1996-202 | 293 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 294 | ····</footer> | 294 | ····</footer> |
| 295 | ··</div> | 295 | ··</div> |
| 296 | </main> | 296 | </main> |
| 297 | </div> | 297 | </div> |
| 298 | <script> | 298 | <script> |
| 299 | ··function·mermaidLoaded()·{ | 299 | ··function·mermaidLoaded()·{ |
| 300 | ····mermaid.initialize({ | 300 | ····mermaid.initialize({ |
| Offset 553, 21 lines modified | Offset 553, 21 lines modified | ||
| 553 | ··········<pre·translate="no"><span·class="attribute">-type</span>·ifaddrs_filter_fun()·::·fun((<a·href="#t:ifaddrs/0">ifaddrs</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()).</pre> | 553 | ··········<pre·translate="no"><span·class="attribute">-type</span>·ifaddrs_filter_fun()·::·fun((<a·href="#t:ifaddrs/0">ifaddrs</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()).</pre> |
| 554 | ······</div> | 554 | ······</div> |
| 555 | <p>Interface·address·filtering·selector·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:function/0"><code·class="inline">function/0</code></a>.</p><p>For·each·<code·class="inline">ifaddrs</code>·entry,·return·either·<code·class="inline">true</code>·to·keep·the·entry | 555 | <p>Interface·address·filtering·selector·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:function/0"><code·class="inline">function/0</code></a>.</p><p>For·each·<code·class="inline">ifaddrs</code>·entry,·return·either·<code·class="inline">true</code>·to·keep·the·entry |
| 556 | or·<code·class="inline">false</code>·to·discard·the·entry.</p><p>For·example,·to·get·an·interface·list·which·only·contains | 556 | or·<code·class="inline">false</code>·to·discard·the·entry.</p><p>For·example,·to·get·an·interface·list·which·only·contains |
| 557 | non-<code·class="inline">loopback</code>·<code·class="inline">inet</code>·interfaces:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">net</span><span·class="p">:</span><span·class="nf">getifaddrs</span><span·class="p"·data-group-id="6 | 557 | non-<code·class="inline">loopback</code>·<code·class="inline">inet</code>·interfaces:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">net</span><span·class="p">:</span><span·class="nf">getifaddrs</span><span·class="p"·data-group-id="6785932526-1">(</span><span·class="w"> |
| 558 | ····</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="6 | 558 | ····</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="6785932526-2">(</span><span·class="p"·data-group-id="6785932526-3">#{</span><span·class="w">·</span><span·class="ss">addr</span><span·class="w">··</span><span·class="p">:=</span><span·class="w">·</span><span·class="p"·data-group-id="6785932526-4">#{</span><[·...·truncated·by·diffoscope;·len:·171,·SHA:·4cc914f38992813d5071cea5a4dfacb9d9d8c7a9cd9235220d8272688a52762f·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 559 | ············</span><span·class="ss">flags</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Flags</span><span·class="p"·data-group-id="6 | 559 | ············</span><span·class="ss">flags</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Flags</span><span·class="p"·data-group-id="6785932526-3">}</span><span·class="p"·data-group-id="6785932526-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 560 | ··········</span><span·class="ow">not</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id="6 | 560 | ··········</span><span·class="ow">not</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id="6785932526-5">(</span><span·class="ss">loopback</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Flags</span><span·class="p"·data-group-id="6785932526-5">)</span><span·class="p">;</span><span·class="w"> |
| 561 | ········</span><span·class="p"·data-group-id="6 | 561 | ········</span><span·class="p"·data-group-id="6785932526-6">(</span><span·class="p">_</span><span·class="p"·data-group-id="6785932526-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 562 | ··········</span><span·class="ss">false</span><span·class="w"> | 562 | ··········</span><span·class="ss">false</span><span·class="w"> |
| 563 | ····</span><span·class="k">end</span><span·class="p"·data-group-id="6 | 563 | ····</span><span·class="k">end</span><span·class="p"·data-group-id="6785932526-1">)</span><span·class="p">.</span></code></pre> |
| 564 | ··</section> | 564 | ··</section> |
| 565 | </section> | 565 | </section> |
| 566 | <section·class="detail"·id="t:ifaddrs_filter_map/0"> | 566 | <section·class="detail"·id="t:ifaddrs_filter_map/0"> |
| 567 | ··<div·class="detail-header"> | 567 | ··<div·class="detail-header"> |
| 568 | ····<a·href="#t:ifaddrs_filter_map/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> | 568 | ····<a·href="#t:ifaddrs_filter_map/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> |
| 569 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 569 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1350, 15 lines modified | Offset 1350, 15 lines modified | ||
| 1350 | ······<p·class="built-using"> | 1350 | ······<p·class="built-using"> |
| 1351 | ········Built·using | 1351 | ········Built·using |
| 1352 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1352 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1353 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1353 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1354 | ······</p> | 1354 | ······</p> |
| 1355 | <p>Copyright·©·1996-202 | 1355 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1356 | ····</footer> | 1356 | ····</footer> |
| 1357 | ··</div> | 1357 | ··</div> |
| 1358 | </main> | 1358 | </main> |
| 1359 | </div> | 1359 | </div> |
| 1360 | <script> | 1360 | <script> |
| 1361 | ··function·mermaidLoaded()·{ | 1361 | ··function·mermaidLoaded()·{ |
| 1362 | ····mermaid.initialize({ | 1362 | ····mermaid.initialize({ |
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| 475 | ···················Name·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), | 475 | ···················Name·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), |
| 476 | ···················Port·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(), | 476 | ···················Port·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(), |
| 477 | ···················Reason·::·address·|·<a·href="file.html#t:posix/0">file:posix</a>().</pre> | 477 | ···················Reason·::·address·|·<a·href="file.html#t:posix/0">file:posix</a>().</pre> |
| 478 | ······</div> | 478 | ······</div> |
| 479 | <p>Returns·the·names·and·associated·port·numbers·of·the·Erlang·nodes·that·<code·class="inline">epmd</code> | 479 | <p>Returns·the·names·and·associated·port·numbers·of·the·Erlang·nodes·that·<code·class="inline">epmd</code> |
| 480 | registered·at·the·specified·host.</p><p>Similar·to·<code·class="inline">epmd·-names</code>,·see·<a·href="../../../../erts-15.2.2/doc/html/epmd_cmd.html"><code·class="inline">erts:epmd</code></a>.</p><p>Returns·<code·class="inline">{error,·address}</code>·if·<code·class="inline">epmd</code>·is·not·operational.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(arne@dunn)1>·</span><span·class="nc">net_adm</span><span·class="p">:</span><span·class="nf">names</span><span·class="p"·data-group-id=" | 480 | registered·at·the·specified·host.</p><p>Similar·to·<code·class="inline">epmd·-names</code>,·see·<a·href="../../../../erts-15.2.2/doc/html/epmd_cmd.html"><code·class="inline">erts:epmd</code></a>.</p><p>Returns·<code·class="inline">{error,·address}</code>·if·<code·class="inline">epmd</code>·is·not·operational.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(arne@dunn)1>·</span><span·class="nc">net_adm</span><span·class="p">:</span><span·class="nf">names</span><span·class="p"·data-group-id="7211874382-1">(</span><span·class="p"·data-group-id="7211874382-1">)</span><span·class="p">.</span><span·class="w"> |
| 481 | </span><span·class="p"·data-group-id=" | 481 | </span><span·class="p"·data-group-id="7211874382-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="7211874382-3">[</span><span·class="p"·data-group-id="7211874382-4">{</span><span·class="s">"arne"</span><span·class="p">,</span><span·class="mi[·...·truncated·by·diffoscope;·len:·161,·SHA:·0cbf8aeb3acda98fa91c12f9967e96e5f85dd9b4351d806d904231aec46c7038·...·]-2">}</span></code></pre> |
| 482 | ··</section> | 482 | ··</section> |
| 483 | </section> | 483 | </section> |
| 484 | <section·class="detail"·id="ping/1"> | 484 | <section·class="detail"·id="ping/1"> |
| 485 | ··<div·class="detail-header"> | 485 | ··<div·class="detail-header"> |
| 486 | ····<a·href="#ping/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 486 | ····<a·href="#ping/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 487 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 487 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 642 | ······<p·class="built-using"> | 642 | ······<p·class="built-using"> |
| 643 | ········Built·using | 643 | ········Built·using |
| 644 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 644 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 645 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 645 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 646 | ······</p> | 646 | ······</p> |
| 647 | <p>Copyright·©·1996-202 | 647 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 648 | ····</footer> | 648 | ····</footer> |
| 649 | ··</div> | 649 | ··</div> |
| 650 | </main> | 650 | </main> |
| 651 | </div> | 651 | </div> |
| 652 | <script> | 652 | <script> |
| 653 | ··function·mermaidLoaded()·{ | 653 | ··function·mermaidLoaded()·{ |
| 654 | ····mermaid.initialize({ | 654 | ····mermaid.initialize({ |
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| 128 | ····<section·id="moduledoc"> | 128 | ····<section·id="moduledoc"> |
| 129 | <p>Erlang·networking·kernel.</p><p>The·net·kernel·is·a·system·process,·registered·as·<code·class="inline">net_kernel</code>,·which·must·be | 129 | <p>Erlang·networking·kernel.</p><p>The·net·kernel·is·a·system·process,·registered·as·<code·class="inline">net_kernel</code>,·which·must·be |
| 130 | operational·for·distributed·Erlang·to·work.·The·purpose·of·this·process·is·to | 130 | operational·for·distributed·Erlang·to·work.·The·purpose·of·this·process·is·to |
| 131 | implement·parts·of·the·BIFs·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#spawn/4"><code·class="inline">spawn/4</code></a>·and | 131 | implement·parts·of·the·BIFs·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#spawn/4"><code·class="inline">spawn/4</code></a>·and |
| 132 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#spawn_link/4"><code·class="inline">spawn_link/4</code></a>,·and·to·provide·monitoring·of·the·network.</p><p>An·Erlang·node·is·started·using·command-line·flag·<code·class="inline">-name</code>·or·<code·class="inline">-sname</code>:</p><pre><code·class="text">$·erl·-sname·foobar</code></pre><p>It·is·also·possible·to·call·<a·href="#start/2"><code·class="inline">net_kernel:start(foobar,·#{})</code></a> | 132 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#spawn_link/4"><code·class="inline">spawn_link/4</code></a>,·and·to·provide·monitoring·of·the·network.</p><p>An·Erlang·node·is·started·using·command-line·flag·<code·class="inline">-name</code>·or·<code·class="inline">-sname</code>:</p><pre><code·class="text">$·erl·-sname·foobar</code></pre><p>It·is·also·possible·to·call·<a·href="#start/2"><code·class="inline">net_kernel:start(foobar,·#{})</code></a> |
| 133 | directly·from·the·normal·Erlang·shell·prompt:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">net_kernel</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 133 | directly·from·the·normal·Erlang·shell·prompt:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">net_kernel</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="1392937024-1">(</span><span·class="ss">foobar</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1392937024-2">#{</span><span·class="ss">name_domain</span><span·class="w">·</span><span·class="p">=></span><span·class="w"[·...·truncated·by·diffoscope;·len:·137,·SHA:·9ec03810ad248fd8d7b6d29aa5136d98b57b4fd011d03a001ff28aa747c73180·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="p"·data-group-id=" | 134 | </span><span·class="p"·data-group-id="1392937024-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.64</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="1392937024-3">}</span><span·class="w"> |
| 135 | </span><span·class="p"·data-group-id=" | 135 | </span><span·class="p"·data-group-id="1392937024-4">(</span><span·class="ss">foobar@gringotts</span><span·class="p"·data-group-id="1392937024-4">)</span><span·class="mi">2</span><span·class="o">></span></code></pre><p>If·the·node·is·started·with·command-line·flag·<code·class="inline">-sname</code>,·the·node·name·is |
| 136 | <code·class="inline">foobar@Host</code>,·where·<code·class="inline">Host</code>·is·the·short·name·of·the·host·(not·the·fully | 136 | <code·class="inline">foobar@Host</code>,·where·<code·class="inline">Host</code>·is·the·short·name·of·the·host·(not·the·fully |
| 137 | qualified·domain·name).·If·started·with·flag·<code·class="inline">-name</code>,·the·node·name·is | 137 | qualified·domain·name).·If·started·with·flag·<code·class="inline">-name</code>,·the·node·name·is |
| 138 | <code·class="inline">foobar@Host</code>,·where·<code·class="inline">Host</code>·is·the·fully·qualified·domain·name.·For·more | 138 | <code·class="inline">foobar@Host</code>,·where·<code·class="inline">Host</code>·is·the·fully·qualified·domain·name.·For·more |
| 139 | information,·see·<a·href="../../../../erts-15.2.2/doc/html/erl_cmd.html"><code·class="inline">erl</code></a>.</p><p>Normally,·connections·are·established·automatically·when·another·node·is | 139 | information,·see·<a·href="../../../../erts-15.2.2/doc/html/erl_cmd.html"><code·class="inline">erl</code></a>.</p><p>Normally,·connections·are·established·automatically·when·another·node·is |
| 140 | referenced.·This·functionality·can·be·disabled·by·setting·Kernel·configuration | 140 | referenced.·This·functionality·can·be·disabled·by·setting·Kernel·configuration |
| 141 | parameter·<code·class="inline">dist_auto_connect</code>·to·<code·class="inline">never</code>,·see·<a·href="kernel_app.html"><code·class="inline">kernel(6)</code></a>.·In | 141 | parameter·<code·class="inline">dist_auto_connect</code>·to·<code·class="inline">never</code>,·see·<a·href="kernel_app.html"><code·class="inline">kernel(6)</code></a>.·In |
| 142 | this·case,·connections·must·be·established·explicitly·by·calling | 142 | this·case,·connections·must·be·established·explicitly·by·calling |
| Offset 646, 21 lines modified | Offset 646, 21 lines modified | ||
| 646 | node·through·the·newly·established·connection.</li><li><code·class="inline">nodedown</code>·messages·are·delivered·after·all·the·signals·from·the·remote·node | 646 | node·through·the·newly·established·connection.</li><li><code·class="inline">nodedown</code>·messages·are·delivered·after·all·the·signals·from·the·remote·node |
| 647 | over·the·connection·have·been·delivered.</li><li><code·class="inline">nodeup</code>·messages·are·delivered·after·the·corresponding·node·appears·in | 647 | over·the·connection·have·been·delivered.</li><li><code·class="inline">nodeup</code>·messages·are·delivered·after·the·corresponding·node·appears·in |
| 648 | results·from·<code·class="inline">erlang:nodes()</code>.</li><li><code·class="inline">nodedown</code>·messages·are·delivered·after·the·corresponding·node·has·disappeared | 648 | results·from·<code·class="inline">erlang:nodes()</code>.</li><li><code·class="inline">nodedown</code>·messages·are·delivered·after·the·corresponding·node·has·disappeared |
| 649 | in·results·from·<code·class="inline">erlang:nodes()</code>.</li><li>As·of·OTP·23.0,·a·<code·class="inline">nodedown</code>·message·for·a·connection·being·taken·down·will·be | 649 | in·results·from·<code·class="inline">erlang:nodes()</code>.</li><li>As·of·OTP·23.0,·a·<code·class="inline">nodedown</code>·message·for·a·connection·being·taken·down·will·be |
| 650 | delivered·before·a·<code·class="inline">nodeup</code>·message·due·to·a·new·connection·to·the·same·node. | 650 | delivered·before·a·<code·class="inline">nodeup</code>·message·due·to·a·new·connection·to·the·same·node. |
| 651 | Prior·to·OTP·23.0,·this·was·not·guaranteed·to·be·the·case.</li></ul><p>The·format·of·the·node·status·change·messages·depends·on·<code·class="inline">Options</code>.·If·<code·class="inline">Options</code> | 651 | Prior·to·OTP·23.0,·this·was·not·guaranteed·to·be·the·case.</li></ul><p>The·format·of·the·node·status·change·messages·depends·on·<code·class="inline">Options</code>.·If·<code·class="inline">Options</code> |
| 652 | is·the·empty·list·or·if·<a·href="#monitor_nodes/1"><code·class="inline">net_kernel:monitor_nodes/1</code></a>·is·called,·the·format·is·as | 652 | is·the·empty·list·or·if·<a·href="#monitor_nodes/1"><code·class="inline">net_kernel:monitor_nodes/1</code></a>·is·called,·the·format·is·as |
| 653 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 653 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8418211795-1">{</span><span·class="ss">nodeup</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="8418211795-1">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·197,·SHA:·7a172f69d5b4d58c2da7939e3ca41125c3cd678135f3711882876f2d12458c80·...·]-2">}</span><span·class="w"> |
| 654 | ··</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id=" | 654 | ··</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id="8418211795-3">(</span><span·class="p"·data-group-id="8418211795-3">)</span></code></pre><p>When·<code·class="inline">Options</code>·is·the·empty·map·or·empty·list,·the·caller·will·only·subscribe |
| 655 | for·status·change·messages·for·visible·nodes.·That·is,·only·nodes·that·appear·in | 655 | for·status·change·messages·for·visible·nodes.·That·is,·only·nodes·that·appear·in |
| 656 | the·result·of·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#nodes/0"><code·class="inline">erlang:nodes/0</code></a>.</p><p>If·<code·class="inline">Options</code>·equals·anything·other·than·the·empty·list,·the·format·of·the·status | 656 | the·result·of·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#nodes/0"><code·class="inline">erlang:nodes/0</code></a>.</p><p>If·<code·class="inline">Options</code>·equals·anything·other·than·the·empty·list,·the·format·of·the·status |
| 657 | change·messages·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 657 | change·messages·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1811870997-1">{</span><span·class="ss">nodeup</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p"·data-group-id="1811870997-1">}</span><[·...·truncated·by·diffoscope;·len:·347,·SHA:·afdb2d70a20fba93b7c8d7e0374bacc325d64be21a4aca98c79675c0d67c02aa·...·]-2">}</span><span·class="w"> |
| 658 | ··</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id=" | 658 | ··</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id="1811870997-3">(</span><span·class="p"·data-group-id="1811870997-3">)</span><span·class="w"> |
| 659 | ··</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 659 | ··</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1811870997-4">#{</span><span·class="n">Tag</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Val</span><span·class="p"·data-group-id="1811870997-4">}</span><span·class="w">·</span><span·class="p">|</span><spa[·...·truncated·by·diffoscope;·len:·320,·SHA:·2826bf54ac49367a257ff0ea57c63af6305e847829b29f12f349bbcbb48b2bff·...·]-5">]</span></code></pre><p><code·class="inline">Info</code>·is·either·a·map·or·a·list·of·2-tuples.·Its·content·depends·on·<code·class="inline">Options</code>. |
| 660 | If·<code·class="inline">Options</code>·is·a·map,·<code·class="inline">Info</code>·will·also·be·a·map.·If·<code·class="inline">Options</code>·is·a·list,·<code·class="inline">Info</code> | 660 | If·<code·class="inline">Options</code>·is·a·map,·<code·class="inline">Info</code>·will·also·be·a·map.·If·<code·class="inline">Options</code>·is·a·list,·<code·class="inline">Info</code> |
| 661 | will·also·be·a·list.</p><p>When·<code·class="inline">Options</code>·is·a·map,·currently·the·following·associations·are·allowed:</p><ul><li><p><strong><code·class="inline">connection_id·=>·boolean()</code></strong>·-·If·the·value·of·the·association·equals | 661 | will·also·be·a·list.</p><p>When·<code·class="inline">Options</code>·is·a·map,·currently·the·following·associations·are·allowed:</p><ul><li><p><strong><code·class="inline">connection_id·=>·boolean()</code></strong>·-·If·the·value·of·the·association·equals |
| 662 | <code·class="inline">true</code>,·a·<code·class="inline">connection_id·=>·ConnectionId</code>·association·will·be·included·in·the | 662 | <code·class="inline">true</code>,·a·<code·class="inline">connection_id·=>·ConnectionId</code>·association·will·be·included·in·the |
| 663 | <code·class="inline">Info</code>·map·where·<code·class="inline">ConnectionId</code>·is·the·connection·identifier·of·the·connection | 663 | <code·class="inline">Info</code>·map·where·<code·class="inline">ConnectionId</code>·is·the·connection·identifier·of·the·connection |
| 664 | coming·up·or·going·down.·For·more·info·about·this·connection·identifier·see | 664 | coming·up·or·going·down.·For·more·info·about·this·connection·identifier·see |
| 665 | the·documentation·of·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#connection_id">erlang:nodes/2</a>.</p></li><li><p><strong><code·class="inline">node_type·=>·NodeType</code></strong>·-·Valid·values·for·<code·class="inline">NodeType</code>:</p><ul><li><p><strong><code·class="inline">visible</code></strong>·-·Subscribe·to·node·status·change·messages·for·visible·nodes | 665 | the·documentation·of·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#connection_id">erlang:nodes/2</a>.</p></li><li><p><strong><code·class="inline">node_type·=>·NodeType</code></strong>·-·Valid·values·for·<code·class="inline">NodeType</code>:</p><ul><li><p><strong><code·class="inline">visible</code></strong>·-·Subscribe·to·node·status·change·messages·for·visible·nodes |
| 666 | only.·The·association·<code·class="inline">node_type·=>·visible</code>·will·be·included·in·the·<code·class="inline">Info</code> | 666 | only.·The·association·<code·class="inline">node_type·=>·visible</code>·will·be·included·in·the·<code·class="inline">Info</code> |
| Offset 686, 31 lines modified | Offset 686, 31 lines modified | ||
| 686 | only.·The·tuple·<code·class="inline">{node_type,·hidden}</code>·will·be·included·in·the·<code·class="inline">Info</code>·list.</p></li><li><p><strong><code·class="inline">all</code></strong>·-·Subscribe·to·node·status·change·messages·for·both·visible·and | 686 | only.·The·tuple·<code·class="inline">{node_type,·hidden}</code>·will·be·included·in·the·<code·class="inline">Info</code>·list.</p></li><li><p><strong><code·class="inline">all</code></strong>·-·Subscribe·to·node·status·change·messages·for·both·visible·and |
| 687 | hidden·nodes.·The·tuple·<code·class="inline">{node_type,·visible·|·hidden}</code>·will·be·included·in | 687 | hidden·nodes.·The·tuple·<code·class="inline">{node_type,·visible·|·hidden}</code>·will·be·included·in |
| 688 | the·<code·class="inline">Info</code>·list.</p></li></ul><p>If·no·<code·class="inline">{node_type,·NodeType}</code>·option·has·been·given.·The·caller·will·subscribe | 688 | the·<code·class="inline">Info</code>·list.</p></li></ul><p>If·no·<code·class="inline">{node_type,·NodeType}</code>·option·has·been·given.·The·caller·will·subscribe |
| 689 | for·status·change·messages·for·visible·nodes·only,·but·<em>no</em> | 689 | for·status·change·messages·for·visible·nodes·only,·but·<em>no</em> |
| 690 | <code·class="inline">{node_type,·visible}</code>·tuple·will·be·included·in·the·<code·class="inline">Info</code>·list.</p></li><li><p><strong><code·class="inline">nodedown_reason</code></strong>·-·The·tuple·<code·class="inline">{nodedown_reason,·Reason}</code>·will·be·included | 690 | <code·class="inline">{node_type,·visible}</code>·tuple·will·be·included·in·the·<code·class="inline">Info</code>·list.</p></li><li><p><strong><code·class="inline">nodedown_reason</code></strong>·-·The·tuple·<code·class="inline">{nodedown_reason,·Reason}</code>·will·be·included |
| 691 | in·the·<code·class="inline">Info</code>·list·for·<code·class="inline">nodedown</code>·messages.</p><p>See·the·documentation·of·the | 691 | in·the·<code·class="inline">Info</code>·list·for·<code·class="inline">nodedown</code>·messages.</p><p>See·the·documentation·of·the |
| 692 | <a·href="net_kernel.html#nodedown_reasons"><code·class="inline">nodedown_reason·=>·boolean()</code></a>·association | 692 | <a·href="net_kernel.html#nodedown_reasons"><code·class="inline">nodedown_reason·=>·boolean()</code></a>·association |
| 693 | above·for·information·about·possible·<code·class="inline">Reason</code>·values.</p></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(a@localhost)1>·</span><span·class="nc">net_kernel</span><span·class="p">:</span><span·class="nf">monitor_nodes</span><span·class="p"·data-group-id=" | 693 | above·for·information·about·possible·<code·class="inline">Reason</code>·values.</p></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(a@localhost)1>·</span><span·class="nc">net_kernel</span><span·class="p">:</span><span·class="nf">monitor_nodes</span><span·class="p"·data-group-id="3923332522-1">(</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3923332522-2">#{</span><span·class="ss">connection_id</span><span·class="p">=></span><span·class="ss">true</span><span·class[·...·truncated·by·diffoscope;·len:·362,·SHA:·6e669ea8178524849809399b1efc1184c9da92f6b9d4d81c5f7febdaeb3dbc96·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 694 | </span><span·class="nf">ok</span><span·class="w"> | 694 | </span><span·class="nf">ok</span><span·class="w"> |
| 695 | </span><span·class="p"·data-group-id=" | 695 | </span><span·class="p"·data-group-id="3923332522-3">(</span><span·class="ss">a@localhost</span><span·class="p"·data-group-id="3923332522-3">)</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nf">flush</span><span·class="p"·data-group-id="3923332522[·...·truncated·by·diffoscope;·len:·53,·SHA:·0fbffb452f781c1891684c4f1c01b28b9ee3c25d6162990b68ee3ecc866e7ca5·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 696 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id=" | 696 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id="3923332522-5">{</span><span·class="ss">nodeup</span><span·class="p">,</span><span·class="ss">b@localhost</span><span·class="p">,</span><span·class="w"> |
| 697 | ··················</span><span·class="p"·data-group-id=" | 697 | ··················</span><span·class="p"·data-group-id="3923332522-6">#{</span><span·class="ss">connection_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">3067552</span><span·class="p">,</span><span·class="ss">node_type</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·169,·SHA:·bf7f42647e8683ae46b591e2dc0335ca55c5f6d2155c6775ee0c6bd84fef6d03·...·]-5">}</span><span·class="w"> |
| 698 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id=" | 698 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id="3923332522-7">{</span><span·class="ss">nodeup</span><span·class="p">,</span><span·class="ss">c@localhost</span><span·class="p">,</span><span·class="w"> |
| 699 | ··················</span><span·class="p"·data-group-id=" | 699 | ··················</span><span·class="p"·data-group-id="3923332522-8">#{</span><span·class="ss">connection_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">13892107</span><span·class="p">,</span><span·class="ss">node_type</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·169,·SHA:·0815ebd0cf099376021ad9fbfaf27d4fa7f26baae0b782a8f684709361a0340e·...·]-7">}</span><span·class="w"> |
| 700 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id=" | 700 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id="3923332522-9">{</span><span·class="ss">nodedown</span><span·class="p">,</span><span·class="ss">b@localhost</span><span·class="p">,</span><span·class="w"> |
| 701 | ····················</span><span·class="p"·data-group-id=" | 701 | ····················</span><span·class="p"·data-group-id="3923332522-10">#{</span><span·class="ss">connection_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">3067552</span><span·class="p">,</span><span·class="ss">node_type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">visible</span><span·class="p">,</span><span·class="w"> |
| 702 | ······················</span><span·class="ss">nodedown_reason</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">connection_closed</span><span·class="p"·data-group-id=" | 702 | ······················</span><span·class="ss">nodedown_reason</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">connection_closed</span><span·class="p"·data-group-id="3923332522-10">}</span><span·class="p"·data-group-id="3923332522-9">}</span><span·class="w"> |
| 703 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id=" | 703 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id="3923332522-11">{</span><span·class="ss">nodedown</span><span·class="p">,</span><span·class="ss">c@localhost</span><span·class="p">,</span><span·class="w"> |
| 704 | ····················</span><span·class="p"·data-group-id=" | 704 | ····················</span><span·class="p"·data-group-id="3923332522-12">#{</span><span·class="ss">connection_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">13892107</span><span·class="p">,</span><span·class="ss">node_type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">hidden</span><span·class="p">,</span><span·class="w"> |
| 705 | ······················</span><span·class="ss">nodedown_reason</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">net_tick_timeout</span><span·class="p"·data-group-id=" | 705 | ······················</span><span·class="ss">nodedown_reason</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">net_tick_timeout</span><span·class="p"·data-group-id="3923332522-12">}</span><span·class="p"·data-group-id="3923332522-11">}</span><span·class="w"> |
| 706 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id=" | 706 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id="3923332522-13">{</span><span·class="ss">nodeup</span><span·class="p">,</span><span·class="ss">b@localhost</span><span·class="p">,</span><span·class="w"> |
| 707 | ··················</span><span·class="p"·data-group-id=" | 707 | ··················</span><span·class="p"·data-group-id="3923332522-14">#{</span><span·class="ss">connection_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">3067553</span><span·class="p">,</span><span·class="ss">node_type</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·171,·SHA:·33a898f44ed58d1a28cd0131fa3e159bcda32f8e8e393d8b42fe7020e95c2dd8·...·]-13">}</span><span·class="w"> |
| 708 | </span><span·class="nf">ok</span><span·class="w"> | 708 | </span><span·class="nf">ok</span><span·class="w"> |
| 709 | </span><span·class="p"·data-group-id=" | 709 | </span><span·class="p"·data-group-id="3923332522-15">(</span><span·class="ss">a@localhost</span><span·class="p"·data-group-id="3923332522-15">)</span><span·class="mi">3</span><span·class="o">></span></code></pre> |
| 710 | ··</section> | 710 | ··</section> |
| 711 | </section> | 711 | </section> |
| 712 | <section·class="detail"·id="set_net_ticktime/1"> | 712 | <section·class="detail"·id="set_net_ticktime/1"> |
| 713 | ··<div·class="detail-header"> | 713 | ··<div·class="detail-header"> |
| 714 | ····<a·href="#set_net_ticktime/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 714 | ····<a·href="#set_net_ticktime/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 715 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 715 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 980, 15 lines modified | Offset 980, 15 lines modified | ||
| 980 | ······<p·class="built-using"> | 980 | ······<p·class="built-using"> |
| 981 | ········Built·using | 981 | ········Built·using |
| 982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 984 | ······</p> | 984 | ······</p> |
| 985 | <p>Copyright·©·1996-202 | 985 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 986 | ····</footer> | 986 | ····</footer> |
| 987 | ··</div> | 987 | ··</div> |
| 988 | </main> | 988 | </main> |
| 989 | </div> | 989 | </div> |
| 990 | <script> | 990 | <script> |
| 991 | ··function·mermaidLoaded()·{ | 991 | ··function·mermaidLoaded()·{ |
| 992 | ····mermaid.initialize({ | 992 | ····mermaid.initialize({ |
| Offset 4025, 20 lines modified | Offset 4025, 20 lines modified | ||
| 4025 | will·make·repeated·attempts·to·open·the·disk·log·fail·every·time.</p><p>Own·Id:·OTP-5558·Aux·Id:·seq9823</p></li><li><p>Previously·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·behaved | 4025 | will·make·repeated·attempts·to·open·the·disk·log·fail·every·time.</p><p>Own·Id:·OTP-5558·Aux·Id:·seq9823</p></li><li><p>Previously·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·behaved |
| 4026 | completely·asynchronous.·This·had·one·undesirable·effect,·though.·You·could | 4026 | completely·asynchronous.·This·had·one·undesirable·effect,·though.·You·could |
| 4027 | never·know·when·you·were·guaranteed·<em>not</em>·to·be·affected·by·a·link·that·you | 4027 | never·know·when·you·were·guaranteed·<em>not</em>·to·be·affected·by·a·link·that·you |
| 4028 | had·unlinked·or·a·monitor·that·you·had·demonitored.</p><p>The·new·behavior·of·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·can·be | 4028 | had·unlinked·or·a·monitor·that·you·had·demonitored.</p><p>The·new·behavior·of·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·can·be |
| 4029 | viewed·as·two·operations·performed·atomically.·Asynchronously·send·an·unlink | 4029 | viewed·as·two·operations·performed·atomically.·Asynchronously·send·an·unlink |
| 4030 | signal·or·a·demonitor·signal,·and·ignore·any·future·results·of·the·link·or | 4030 | signal·or·a·demonitor·signal,·and·ignore·any·future·results·of·the·link·or |
| 4031 | monitor.</p><p><em>NOTE</em>:·This·change·can·cause·some·obscure·code·to·fail·which·previously·did | 4031 | monitor.</p><p><em>NOTE</em>:·This·change·can·cause·some·obscure·code·to·fail·which·previously·did |
| 4032 | not.·For·example,·the·following·code·might·hang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">············</span><span·class="n">Mon</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monitor</span><span·class="p"·data-group-id=" | 4032 | not.·For·example,·the·following·code·might·hang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">············</span><span·class="n">Mon</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monitor</span><span·class="p"·data-group-id="9090141973-1">(</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="9090141973-1">)</span><span·class="p">,</span><span·class="w"> |
| 4033 | ············</span><span·class="c1">%%·...</span><span·class="w"> | 4033 | ············</span><span·class="c1">%%·...</span><span·class="w"> |
| 4034 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 4034 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id="9090141973-2">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bang</span><span·class="p"·data-group-id="9090141973-2">)</span><span·class="p">,</span><span·class="w"> |
| 4035 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id=" | 4035 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id="9090141973-3">(</span><span·class="n">Mon</span><span·class="p"·data-group-id="9090141973-3">)</span><span·class="p">,</span><span·class="w"> |
| 4036 | ············</span><span·class="k">receive</span><span·class="w"> | 4036 | ············</span><span·class="k">receive</span><span·class="w"> |
| 4037 | ················</span><span·class="p"·data-group-id=" | 4037 | ················</span><span·class="p"·data-group-id="9090141973-4">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mon</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·144,·SHA:·ec957f0fe5776eb01420a57252241163ddf2f229a6cbd2ca6d50d5cdba6911d0·...·]-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w"> |
| 4038 | ············</span><span·class="c1">%%·We·were·previously·guaranteed·to·get·a·down·message</span><span·class="w"> | 4038 | ············</span><span·class="c1">%%·We·were·previously·guaranteed·to·get·a·down·message</span><span·class="w"> |
| 4039 | ············</span><span·class="c1">%%·(since·we·exited·the·process·ourself),·so·we·could</span><span·class="w"> | 4039 | ············</span><span·class="c1">%%·(since·we·exited·the·process·ourself),·so·we·could</span><span·class="w"> |
| 4040 | ············</span><span·class="c1">%%·in·this·case·leave·out:</span><span·class="w"> | 4040 | ············</span><span·class="c1">%%·in·this·case·leave·out:</span><span·class="w"> |
| 4041 | ············</span><span·class="c1">%%·after·0·->·ok</span><span·class="w"> | 4041 | ············</span><span·class="c1">%%·after·0·->·ok</span><span·class="w"> |
| 4042 | ············</span><span·class="k">end</span><span·class="p">,</span></code></pre><p>*<strong>·POTENTIAL·INCOMPATIBILITY·*</strong></p><p>Own·Id:·OTP-5772</p></li><li><p>The·behavior·when·an·application·fails·to·start·and·possibly·causes·the | 4042 | ············</span><span·class="k">end</span><span·class="p">,</span></code></pre><p>*<strong>·POTENTIAL·INCOMPATIBILITY·*</strong></p><p>Own·Id:·OTP-5772</p></li><li><p>The·behavior·when·an·application·fails·to·start·and·possibly·causes·the |
| 4043 | runtime·system·to·halt·has·been·cleaned·up,·including·fixing·some·minor·bugs.</p><p><code·class="inline">application_controller</code>·should·now·always·terminate·with·a·non-nested·string, | 4043 | runtime·system·to·halt·has·been·cleaned·up,·including·fixing·some·minor·bugs.</p><p><code·class="inline">application_controller</code>·should·now·always·terminate·with·a·non-nested·string, |
| 4044 | meaning·the·slogan·in·an·<code·class="inline">erl_crash.dump</code>·should·always·be·easy·to·read.</p><p><code·class="inline">init</code>·now·makes·sure·that·the·slogan·passed·to·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#halt/1"><code·class="inline">erlang:halt/1</code></a>·does·not | 4044 | meaning·the·slogan·in·an·<code·class="inline">erl_crash.dump</code>·should·always·be·easy·to·read.</p><p><code·class="inline">init</code>·now·makes·sure·that·the·slogan·passed·to·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#halt/1"><code·class="inline">erlang:halt/1</code></a>·does·not |
| Offset 4457, 15 lines modified | Offset 4457, 15 lines modified | ||
| 4457 | ······<p·class="built-using"> | 4457 | ······<p·class="built-using"> |
| 4458 | ········Built·using | 4458 | ········Built·using |
| 4459 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 4459 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 4460 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 4460 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 4461 | ······</p> | 4461 | ······</p> |
| 4462 | <p>Copyright·©·1996-202 | 4462 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 4463 | ····</footer> | 4463 | ····</footer> |
| 4464 | ··</div> | 4464 | ··</div> |
| 4465 | </main> | 4465 | </main> |
| 4466 | </div> | 4466 | </div> |
| 4467 | <script> | 4467 | <script> |
| 4468 | ··function·mermaidLoaded()·{ | 4468 | ··function·mermaidLoaded()·{ |
| 4469 | ····mermaid.initialize({ | 4469 | ····mermaid.initialize({ |
| Offset 640, 21 lines modified | Offset 640, 21 lines modified | ||
| 640 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·cmd(Command,·Options)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()·when·Command·::·<a·href="#t:os_command/0">os_command</a>(),·Options·::·<a·href="#t:os_command_opts/0">os_command_opts</a>().</pre> | 640 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·cmd(Command,·Options)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()·when·Command·::·<a·href="#t:os_command/0">os_command</a>(),·Options·::·<a·href="#t:os_command_opts/0">os_command_opts</a>().</pre> |
| 641 | ······</div> | 641 | ······</div> |
| 642 | <p>Executes·<code·class="inline">Command</code>·in·a·command·shell·of·the·target·OS,·captures·the·standard | 642 | <p>Executes·<code·class="inline">Command</code>·in·a·command·shell·of·the·target·OS,·captures·the·standard |
| 643 | output·and·standard·error·of·the·command,·and·returns·this·result·as·a·string.</p><p>The·command·shell·can·be·set·using·the | 643 | output·and·standard·error·of·the·command,·and·returns·this·result·as·a·string.</p><p>The·command·shell·can·be·set·using·the |
| 644 | <a·href="kernel_app.html#os_cmd_shell">kernel·configuration·parameter</a>,·by·default·the | 644 | <a·href="kernel_app.html#os_cmd_shell">kernel·configuration·parameter</a>,·by·default·the |
| 645 | shell·is·detected·upon·system·startup.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">LsOut</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id=" | 645 | shell·is·detected·upon·system·startup.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">LsOut</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id="2125333594-1">(</span><span·class="s">"ls"</span><span·class="p"·data-group-id="2125333594-1">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·on·unix·platform</span><span·class="w"> |
| 646 | </span><span·class="n">DirOut</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id=" | 646 | </span><span·class="n">DirOut</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id="2125333594-2">(</span><span·class="s">"dir"</span><span·class="p"·data-group-id="2125333594-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·on·Win32·platform</span></code></pre><p>Notice·that·in·some·cases,·standard·output·of·a·command·when·called·from·another |
| 647 | program·can·differ,·compared·with·the·standard·output·of·the·command·when·called | 647 | program·can·differ,·compared·with·the·standard·output·of·the·command·when·called |
| 648 | directly·from·an·OS·command·shell.</p><p>The·possible·options·are:</p><ul><li><p><strong><code·class="inline">max_size</code></strong>·-·The·maximum·size·of·the·data·returned·by·the·<code·class="inline">os:cmd</code>·call. | 648 | directly·from·an·OS·command·shell.</p><p>The·possible·options·are:</p><ul><li><p><strong><code·class="inline">max_size</code></strong>·-·The·maximum·size·of·the·data·returned·by·the·<code·class="inline">os:cmd</code>·call. |
| 649 | This·option·is·a·safety·feature·that·should·be·used·when·the·command·executed | 649 | This·option·is·a·safety·feature·that·should·be·used·when·the·command·executed |
| 650 | can·return·a·very·large,·possibly·infinite,·result.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id=" | 650 | can·return·a·very·large,·possibly·infinite,·result.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id="5823234811-1">(</span><span·class="s">"cat·/dev/zero"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5823234811-2">#{</span><span·class="w">·</span><span·class="ss">max_size</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·192,·SHA:·2dca6a0f2b088f187d75dba9278186206d55bd46d20ddd9c861e167a112d6b0b·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 651 | </span><span·class="p"·data-group-id=" | 651 | </span><span·class="p"·data-group-id="5823234811-3">[</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="[·...·truncated·by·diffoscope;·len:·763,·SHA:·55a130be87a27f4ffc59611780ee7adddf374f50bbce1ad008f031a432d42052·...·]-3">]</span></code></pre></li></ul> |
| 652 | ··</section> | 652 | ··</section> |
| 653 | </section> | 653 | </section> |
| 654 | <section·class="detail"·id="env/0"> | 654 | <section·class="detail"·id="env/0"> |
| 655 | ··<div·class="detail-header"> | 655 | ··<div·class="detail-header"> |
| 656 | ····<a·href="#env/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 656 | ····<a·href="#env/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 657 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 657 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 918 | ······</div> | 918 | ······</div> |
| 919 | <p>Returns·a·performance·counter·that·can·be·used·as·a·very·fast·and·high | 919 | <p>Returns·a·performance·counter·that·can·be·used·as·a·very·fast·and·high |
| 920 | resolution·timestamp.</p><p>This·counter·is·read·directly·from·the·hardware·or·operating·system·with·the | 920 | resolution·timestamp.</p><p>This·counter·is·read·directly·from·the·hardware·or·operating·system·with·the |
| 921 | same·guarantees.·This·means·that·two·consecutive·calls·to·the·function·are·not | 921 | same·guarantees.·This·means·that·two·consecutive·calls·to·the·function·are·not |
| 922 | guaranteed·to·be·monotonic,·though·it·most·likely·will·be.·The·performance | 922 | guaranteed·to·be·monotonic,·though·it·most·likely·will·be.·The·performance |
| 923 | counter·will·be·converted·to·the·resolution·passed·as·an·argument.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">T1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">perf_counter</span><span·class="p"·data-group-id=" | 923 | counter·will·be·converted·to·the·resolution·passed·as·an·argument.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">T1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">perf_counter</span><span·class="p"·data-group-id="2740030102-1">(</span><span·class="mi">1000</span><span·class="p"·data-group-id="2740030102-1">)</span><span·class="p">,</span><span·class="k">receive</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">10000<[·...·truncated·by·diffoscope;·len:·487,·SHA:·3a9522b291588f50c85622b66b81270d778261850fb1006d06d1108eb111e227·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 924 | </span><span·class="mi">176525861</span><span·class="gp·unselectable"> | 924 | </span><span·class="mi">176525861</span><span·class="gp·unselectable"> |
| 925 | 2>·</span><span·class="n">T2</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="n">T1</span><span·class="p">.</span><span·class="w"> | 925 | 2>·</span><span·class="n">T2</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="n">T1</span><span·class="p">.</span><span·class="w"> |
| 926 | </span><span·class="mi">10004</span></code></pre> | 926 | </span><span·class="mi">10004</span></code></pre> |
| 927 | ··</section> | 927 | ··</section> |
| 928 | </section> | 928 | </section> |
| 929 | <section·class="detail"·id="putenv/2"> | 929 | <section·class="detail"·id="putenv/2"> |
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| 1079 | <p>Returns·the·current·<a·href="../../../../erts-15.2.2/doc/html/time_correction.html#os-system-time">OS·system·time</a> | 1079 | <p>Returns·the·current·<a·href="../../../../erts-15.2.2/doc/html/time_correction.html#os-system-time">OS·system·time</a> |
| 1080 | in·the·same·format·as·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#timestamp/0"><code·class="inline">erlang:timestamp/0</code></a>.</p><p>The·tuple·can·be·used·together·with·function·<a·href="../../../../lib/stdlib-6.2/doc/html/calendar.html#now_to_universal_time/1"><code·class="inline">calendar:now_to_universal_time/1</code></a> | 1080 | in·the·same·format·as·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#timestamp/0"><code·class="inline">erlang:timestamp/0</code></a>.</p><p>The·tuple·can·be·used·together·with·function·<a·href="../../../../lib/stdlib-6.2/doc/html/calendar.html#now_to_universal_time/1"><code·class="inline">calendar:now_to_universal_time/1</code></a> |
| 1081 | or·<a·href="../../../../lib/stdlib-6.2/doc/html/calendar.html#now_to_local_time/1"><code·class="inline">calendar:now_to_local_time/1</code></a>·to·get·calendar·time.·Using·the·calendar·time, | 1081 | or·<a·href="../../../../lib/stdlib-6.2/doc/html/calendar.html#now_to_local_time/1"><code·class="inline">calendar:now_to_local_time/1</code></a>·to·get·calendar·time.·Using·the·calendar·time, |
| 1082 | together·with·the·<code·class="inline">MicroSecs</code>·part·of·the·return·tuple·from·this·function, | 1082 | together·with·the·<code·class="inline">MicroSecs</code>·part·of·the·return·tuple·from·this·function, |
| 1083 | allows·you·to·log·time·stamps·in·high·resolution·and·consistent·with·the·time·in | 1083 | allows·you·to·log·time·stamps·in·high·resolution·and·consistent·with·the·time·in |
| 1084 | ·the·rest·of·the·OS.</p><p>Example·of·code·formatting·a·string·in·format·"DD·Mon·YYYY·HH:MM:SS.mmmmmm", | 1084 | ·the·rest·of·the·OS.</p><p>Example·of·code·formatting·a·string·in·format·"DD·Mon·YYYY·HH:MM:SS.mmmmmm", |
| 1085 | where·DD·is·the·day·of·month,·Mon·is·the·textual·month·name,·YYYY·is·the·year, | 1085 | where·DD·is·the·day·of·month,·Mon·is·the·textual·month·name,·YYYY·is·the·year, |
| 1086 | HH:MM:SS·is·the·time,·and·mmmmmm·is·the·microseconds·in·six·positions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4 | 1086 | HH:MM:SS·is·the·time,·and·mmmmmm·is·the·microseconds·in·six·positions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4495758718-1">(</span><span·class="ss">print_time</span><span·class="p"·data-group-id="4495758718-1">)</span><span·class="p">.</span><span·class="w"> |
| 1087 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4 | 1087 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4495758718-2">(</span><span·class="p"·data-group-id="4495758718-3">[</span><span·class="ss">format_utc_timestamp</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="4495758718-3">]</span><span·class="p"·data-group-id="44957[·...·truncated·by·diffoscope;·len:·4,·SHA:·0219f19cebc27ab96367076d0ccfc159257c62733eb07a2314aae732cf29bf47·...·]8-2">)</span><span·class="p">.</span><span·class="w"> |
| 1088 | </span><span·class="nf">format_utc_timestamp</span><span·class="p"·data-group-id="4 | 1088 | </span><span·class="nf">format_utc_timestamp</span><span·class="p"·data-group-id="4495758718-4">(</span><span·class="p"·data-group-id="4495758718-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1089 | ····</span><span·class="n">TS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4 | 1089 | ····</span><span·class="n">TS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4495758718-5">{</span><span·class="p">_</span><span·class="p">,</span><span·class="p">_</span><span·class="p">,</span><span·class="n">Micro</span><span·class="p"·data-group-id="4495758718-5">}</span><span·class="w">·</span><span·class="o">=</span><span·clas[·...·truncated·by·diffoscope;·len:·190,·SHA:·20c8500476f0da26d84d84d9810663b5356733ec846e9fc2d6117089245ed0f3·...·]8-6">)</span><span·class="p">,</span><span·class="w"> |
| 1090 | ····</span><span·class="p"·data-group-id="4 | 1090 | ····</span><span·class="p"·data-group-id="4495758718-7">{</span><span·class="p"·data-group-id="4495758718-8">{</span><span·class="n">Year</span><span·class="p">,</span><span·class="n">Month</span><span·class="p">,</span><span·class="n">Day</span><span·class="p"·data-group-id="4495758718-8">}</span>[·...·truncated·by·diffoscope;·len:·303,·SHA:·22abdff7c3f324fcc9538883f52151a69ceee68c61f73e9e0a7ed6b324fbe907·...·]8-7">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 1091 | </span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">now_to_universal_time</span><span·class="p"·data-group-id="4 | 1091 | </span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">now_to_universal_time</span><span·class="p"·data-group-id="4495758718-10">(</span><span·class="n">TS</span><span·class="p"·data-group-id="4495758718-10">)</span><span·class="p">,</span><span·class="w"> |
| 1092 | ····</span><span·class="n">Mstr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="4 | 1092 | ····</span><span·class="n">Mstr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="4495758718-11">(</span><span·class="n">Month</span><span·class="p">,</span><span·class="p"·data-group-id="4495758718-12">{</span><span·class="s">"Jan"</span><span·class="p">,</span><span·class="s">"Feb"</span><span·class="p">,</span><span·class="s">"Mar"</span><span·class="p">,</span><span·class="s">"Apr"</span><span·class="p">,</span><span·class="s">"May"</span><span·class="p">,</span><span·class="s">"Jun"</span><span·class="p">,</span><span·class="s">"Jul"</span><span·class="p">,</span><span·class="w"> |
| 1093 | ····</span><span·class="s">"Aug"</span><span·class="p">,</span><span·class="s">"Sep"</span><span·class="p">,</span><span·class="s">"Oct"</span><span·class="p">,</span><span·class="s">"Nov"</span><span·class="p">,</span><span·class="s">"Dec"</span><span·class="p"·data-group-id="4 | 1093 | ····</span><span·class="s">"Aug"</span><span·class="p">,</span><span·class="s">"Sep"</span><span·class="p">,</span><span·class="s">"Oct"</span><span·class="p">,</span><span·class="s">"Nov"</span><span·class="p">,</span><span·class="s">"Dec"</span><span·class="p"·data-group-id="4495758718-12">}</span><span·class="p"·data-group-id="4495758718-11">)</span><span·class="p">,</span><span·class="w"> |
| 1094 | ····</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="4 | 1094 | ····</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="4495758718-13">(</span><span·class="s">"</span><span·class="si">~2w</span><span·class="s">·</span><span·class="si">~s</span><span·class="s">·</span><span·class="si">~4w</span><span·class="s">·</span><span·class="si">~2w</span><span·class="s">:</span><span·class="si">~2..0w</span><span·class="s">:</span><span·class="si">~2..0w</span><span·class="s">.</span><span·class="si">~6..0w</span><span·class="s">"</span><span·class="p">,</span><span·class="w"> |
| 1095 | ····</span><span·class="p"·data-group-id="4 | 1095 | ····</span><span·class="p"·data-group-id="4495758718-14">[</span><span·class="n">Day</span><span·class="p">,</span><span·class="n">Mstr</span><span·class="p">,</span><span·class="n">Year</span><span·class="p">,</span><span·class="n">Hour</span><span·class="p">,</span><span·class="n">Minute</span><s[·...·truncated·by·diffoscope;·len:·1003,·SHA:·d95b3d40dffbb6ef28863dabf42ebc49e5cc3655fd1ecaa67acd364b89d3c948·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1096 | </span><span·class="mi">29</span><span·class="w">·</span><span·class="n">Apr</span><span·class="w">·</span><span·class="mi">2009</span><span·class="w">··</span><span·class="mi">9</span><span·class="p">:</span><span·class="mi">55</span><span·class="p">:</span><span·class="mf">30.051711</span></code></pre><p>OS·system·time·can·also·be·retrieved·by·<a·href="#system_time/0"><code·class="inline">system_time/0</code></a>·and·<a·href="#system_time/1"><code·class="inline">system_time/1</code></a>.</p> | 1096 | </span><span·class="mi">29</span><span·class="w">·</span><span·class="n">Apr</span><span·class="w">·</span><span·class="mi">2009</span><span·class="w">··</span><span·class="mi">9</span><span·class="p">:</span><span·class="mi">55</span><span·class="p">:</span><span·class="mf">30.051711</span></code></pre><p>OS·system·time·can·also·be·retrieved·by·<a·href="#system_time/0"><code·class="inline">system_time/0</code></a>·and·<a·href="#system_time/1"><code·class="inline">system_time/1</code></a>.</p> |
| 1097 | ··</section> | 1097 | ··</section> |
| 1098 | </section> | 1098 | </section> |
| 1099 | <section·class="detail"·id="type/0"> | 1099 | <section·class="detail"·id="type/0"> |
| 1100 | ··<div·class="detail-header"> | 1100 | ··<div·class="detail-header"> |
| 1101 | ····<a·href="#type/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1101 | ····<a·href="#type/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1210, 15 lines modified | Offset 1210, 15 lines modified | ||
| 1210 | ······<p·class="built-using"> | 1210 | ······<p·class="built-using"> |
| 1211 | ········Built·using | 1211 | ········Built·using |
| 1212 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1212 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1213 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1213 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1214 | ······</p> | 1214 | ······</p> |
| 1215 | <p>Copyright·©·1996-202 | 1215 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1216 | ····</footer> | 1216 | ····</footer> |
| 1217 | ··</div> | 1217 | ··</div> |
| 1218 | </main> | 1218 | </main> |
| 1219 | </div> | 1219 | </div> |
| 1220 | <script> | 1220 | <script> |
| 1221 | ··function·mermaidLoaded()·{ | 1221 | ··function·mermaidLoaded()·{ |
| 1222 | ····mermaid.initialize({ | 1222 | ····mermaid.initialize({ |
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| 836 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·monitor_scope(Scope·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>())·->·{<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:reference/0">reference</a>(),·#{<a·href="#t:group/0">group</a>()·=>·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:pid/0">pid</a>()]}}.</pre> | 836 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·monitor_scope(Scope·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>())·->·{<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:reference/0">reference</a>(),·#{<a·href="#t:group/0">group</a>()·=>·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:pid/0">pid</a>()]}}.</pre> |
| 837 | ······</div> | 837 | ······</div> |
| 838 | <p>Subscribes·the·caller·to·updates·from·the·specified·scope.</p><p>Returns·content·of·the·entire·scope·and·a·reference·to·match·the·upcoming | 838 | <p>Subscribes·the·caller·to·updates·from·the·specified·scope.</p><p>Returns·content·of·the·entire·scope·and·a·reference·to·match·the·upcoming |
| 839 | notifications.</p><p>Whenever·any·group·membership·changes,·an·update·message·is·sent·to·the | 839 | notifications.</p><p>Whenever·any·group·membership·changes,·an·update·message·is·sent·to·the |
| 840 | subscriber:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 840 | subscriber:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6989154970-1">{</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">join</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Group</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·781,·SHA:·221765b74e5c6cc055faf6687cba244e8f7e1da272fbd8383f091b197482fea0·...·]-1">}</span></code></pre> |
| 841 | ··</section> | 841 | ··</section> |
| 842 | </section> | 842 | </section> |
| 843 | <section·class="detail"·id="start/1"> | 843 | <section·class="detail"·id="start/1"> |
| 844 | ··<div·class="detail-header"> | 844 | ··<div·class="detail-header"> |
| 845 | ····<a·href="#start/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 845 | ····<a·href="#start/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 846 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 846 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1007, 15 lines modified | Offset 1007, 15 lines modified | ||
| 1007 | ······<p·class="built-using"> | 1007 | ······<p·class="built-using"> |
| 1008 | ········Built·using | 1008 | ········Built·using |
| 1009 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1009 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1010 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1010 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1011 | ······</p> | 1011 | ······</p> |
| 1012 | <p>Copyright·©·1996-202 | 1012 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1013 | ····</footer> | 1013 | ····</footer> |
| 1014 | ··</div> | 1014 | ··</div> |
| 1015 | </main> | 1015 | </main> |
| 1016 | </div> | 1016 | </div> |
| 1017 | <script> | 1017 | <script> |
| 1018 | ··function·mermaidLoaded()·{ | 1018 | ··function·mermaidLoaded()·{ |
| 1019 | ····mermaid.initialize({ | 1019 | ····mermaid.initialize({ |
| Offset 1043, 18 lines modified | Offset 1043, 18 lines modified | ||
| 1043 | all·the·nodes,·but·the·multicall·is·faster,·as·all·the·requests·are·sent·at·the | 1043 | all·the·nodes,·but·the·multicall·is·faster,·as·all·the·requests·are·sent·at·the |
| 1044 | same·time·and·are·collected·one·by·one·as·they·come·back.</p><p>The·function·evaluates·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#apply/3"><code·class="inline">apply(Module,·Function,·Args)</code></a>·on·the | 1044 | same·time·and·are·collected·one·by·one·as·they·come·back.</p><p>The·function·evaluates·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#apply/3"><code·class="inline">apply(Module,·Function,·Args)</code></a>·on·the |
| 1045 | specified·nodes·and·collects·the·answers.·It·returns·<code·class="inline">{ResL,·BadNodes}</code>,·where | 1045 | specified·nodes·and·collects·the·answers.·It·returns·<code·class="inline">{ResL,·BadNodes}</code>,·where |
| 1046 | <code·class="inline">BadNodes</code>·is·a·list·of·the·nodes·that·do·not·exist,·and·<code·class="inline">ResL</code>·is·a·list·of·the | 1046 | <code·class="inline">BadNodes</code>·is·a·list·of·the·nodes·that·do·not·exist,·and·<code·class="inline">ResL</code>·is·a·list·of·the |
| 1047 | return·values,·or·<code·class="inline">{badrpc,·Reason}</code>·for·failing·calls.·<code·class="inline">Timeout</code>·is·a·time | 1047 | return·values,·or·<code·class="inline">{badrpc,·Reason}</code>·for·failing·calls.·<code·class="inline">Timeout</code>·is·a·time |
| 1048 | (integer)·in·milliseconds,·or·<code·class="inline">infinity</code>.</p><p>The·following·example·is·useful·when·new·object·code·is·to·be·loaded·on·all | 1048 | (integer)·in·milliseconds,·or·<code·class="inline">infinity</code>.</p><p>The·following·example·is·useful·when·new·object·code·is·to·be·loaded·on·all |
| 1049 | nodes·in·the·network,·and·indicates·some·side·effects·that·RPCs·can·produce:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Find·object·code·for·module·Mod</span><span·class="w"> | 1049 | nodes·in·the·network,·and·indicates·some·side·effects·that·RPCs·can·produce:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Find·object·code·for·module·Mod</span><span·class="w"> |
| 1050 | </span><span·class="p"·data-group-id="15 | 1050 | </span><span·class="p"·data-group-id="3150274050-1">{</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="3150274050-1">}</span><span·[·...·truncated·by·diffoscope;·len:·277,·SHA:·e6ca7dbe8a3e6de5471e03ab3fdfc97d00e6af2ffa3fa627e97a01df14423eac·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 1051 | </span><span·class="c1">%%·and·load·it·on·all·nodes·including·this·one</span><span·class="w"> | 1051 | </span><span·class="c1">%%·and·load·it·on·all·nodes·including·this·one</span><span·class="w"> |
| 1052 | </span><span·class="p"·data-group-id="15 | 1052 | </span><span·class="p"·data-group-id="3150274050-3">{</span><span·class="n">ResL</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="3150274050-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·608,·SHA:·07ba344d75afb2be73efb3dbed8f72ab5bfc876c44d12200db29127b840f1382·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 1053 | </span><span·class="c1">%%·and·then·maybe·check·the·ResL·list.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·you·want·the·ability·to·distinguish·between·results,·you·may·want·to | 1053 | </span><span·class="c1">%%·and·then·maybe·check·the·ResL·list.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·you·want·the·ability·to·distinguish·between·results,·you·may·want·to |
| 1054 | consider·using·the·<a·href="erpc.html#multicall/4"><code·class="inline">erpc:multicall()</code></a>·function·from·the | 1054 | consider·using·the·<a·href="erpc.html#multicall/4"><code·class="inline">erpc:multicall()</code></a>·function·from·the |
| 1055 | <code·class="inline">erpc</code>·module·instead.</p></section><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the | 1055 | <code·class="inline">erpc</code>·module·instead.</p></section><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the |
| 1056 | <code·class="inline">apply()</code>.·It·may·be·the·calling·process·itself,·an·<code·class="inline">rpc</code>·server,·another | 1056 | <code·class="inline">apply()</code>.·It·may·be·the·calling·process·itself,·an·<code·class="inline">rpc</code>·server,·another |
| 1057 | server,·or·a·freshly·spawned·process.</p></section> | 1057 | server,·or·a·freshly·spawned·process.</p></section> |
| 1058 | ··</section> | 1058 | ··</section> |
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| 1396 | ······<p·class="built-using"> | 1396 | ······<p·class="built-using"> |
| 1397 | ········Built·using | 1397 | ········Built·using |
| 1398 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1398 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1399 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1399 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1400 | ······</p> | 1400 | ······</p> |
| 1401 | <p>Copyright·©·1996-202 | 1401 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1402 | ····</footer> | 1402 | ····</footer> |
| 1403 | ··</div> | 1403 | ··</div> |
| 1404 | </main> | 1404 | </main> |
| 1405 | </div> | 1405 | </div> |
| 1406 | <script> | 1406 | <script> |
| 1407 | ··function·mermaidLoaded()·{ | 1407 | ··function·mermaidLoaded()·{ |
| 1408 | ····mermaid.initialize({ | 1408 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 137, 17 lines modified | Offset 137, 17 lines modified | ||
| 137 | of·the·trace·output.</p><h2·id="module-trace-messages-sent-to-the-system-tracer"·class="section-heading"> | 137 | of·the·trace·output.</p><h2·id="module-trace-messages-sent-to-the-system-tracer"·class="section-heading"> |
| 138 | ··<a·href="#module-trace-messages-sent-to-the-system-tracer"·class="hover-link"> | 138 | ··<a·href="#module-trace-messages-sent-to-the-system-tracer"·class="hover-link"> |
| 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 140 | ··</a> | 140 | ··</a> |
| 141 | ··<span·class="text">Trace·Messages·Sent·to·the·System·Tracer</span> | 141 | ··<span·class="text">Trace·Messages·Sent·to·the·System·Tracer</span> |
| 142 | </h2> | 142 | </h2> |
| 143 | <p>The·format·of·the·messages·is·one·of·the·following,·depending·on·if·flag | 143 | <p>The·format·of·the·messages·is·one·of·the·following,·depending·on·if·flag |
| 144 | <code·class="inline">timestamp</code>·of·the·trace·token·is·set·to·<code·class="inline">true</code>·or·<code·class="inline">false</code>:</p><pre><code·class="text">{seq_trace,·Label,·SeqTraceInfo,·TimeStamp}</code></pre><p>or</p><pre><code·class="text">{seq_trace,·Label,·SeqTraceInfo}</code></pre><p>Where:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Label</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id=" | 144 | <code·class="inline">timestamp</code>·of·the·trace·token·is·set·to·<code·class="inline">true</code>·or·<code·class="inline">false</code>:</p><pre><code·class="text">{seq_trace,·Label,·SeqTraceInfo,·TimeStamp}</code></pre><p>or</p><pre><code·class="text">{seq_trace,·Label,·SeqTraceInfo}</code></pre><p>Where:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Label</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="6668660234-1">(</span><span·class="p"·data-group-id="6668660234-1">)</span><span·class="w"> |
| 145 | </span><span·class="n">TimeStamp</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 145 | </span><span·class="n">TimeStamp</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6668660234-2">{</span><span·class="n">Seconds</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Milliseconds</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Microseconds</span><span·class="p"·data-group-id="6668660[·...·truncated·by·diffoscope;·len:·3,·SHA:·114bd151f8fb0c58642d2170da4ae7d7c57977260ac2cc8905306cab6b2acabc·...·]-2">}</span><span·class="w"> |
| 146 | ··</span><span·class="n">Seconds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Milliseconds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Microseconds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id=" | 146 | ··</span><span·class="n">Seconds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Milliseconds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Microseconds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="6668660234-3">(</span><span·class="p"·data-group-id="6668660234-3">)</span></code></pre><p><code·class="inline">SeqTraceInfo</code>·can·have·the·following·formats:</p><ul><li><p><strong><code·class="inline">{send,·Serial,·From,·To,·Message}</code></strong>·-·Used·when·a·process·<code·class="inline">From</code>·with·its |
| 147 | trace·token·flag·<code·class="inline">send</code>·set·to·<code·class="inline">true</code>·has·sent·information.·<code·class="inline">To</code>·may·be·a | 147 | trace·token·flag·<code·class="inline">send</code>·set·to·<code·class="inline">true</code>·has·sent·information.·<code·class="inline">To</code>·may·be·a |
| 148 | process·identifier,·a·registered·name·on·a·node·represented·as | 148 | process·identifier,·a·registered·name·on·a·node·represented·as |
| 149 | <code·class="inline">{NameAtom,·NodeAtom}</code>,·or·a·node·name·represented·as·an·atom.·<code·class="inline">From</code>·may·be·a | 149 | <code·class="inline">{NameAtom,·NodeAtom}</code>,·or·a·node·name·represented·as·an·atom.·<code·class="inline">From</code>·may·be·a |
| 150 | process·identifier·or·a·node·name·represented·as·an·atom.·<code·class="inline">Message</code>·contains | 150 | process·identifier·or·a·node·name·represented·as·an·atom.·<code·class="inline">Message</code>·contains |
| 151 | the·information·passed·along·in·this·information·transfer.·If·the·transfer·is | 151 | the·information·passed·along·in·this·information·transfer.·If·the·transfer·is |
| 152 | done·via·message·passing,·it·is·the·actual·message.</p></li><li><p><strong><code·class="inline">{'receive',·Serial,·From,·To,·Message}</code></strong>·-·Used·when·a·process·<code·class="inline">To</code> | 152 | done·via·message·passing,·it·is·the·actual·message.</p></li><li><p><strong><code·class="inline">{'receive',·Serial,·From,·To,·Message}</code></strong>·-·Used·when·a·process·<code·class="inline">To</code> |
| 153 | receives·information·with·a·trace·token·that·has·flag·<code·class="inline">'receive'</code>·set·to | 153 | receives·information·with·a·trace·token·that·has·flag·<code·class="inline">'receive'</code>·set·to |
| Offset 283, 76 lines modified | Offset 283, 76 lines modified | ||
| 283 | from·the·sequential·tracing·point·of·view.</p><h2·id="module-example-of-use"·class="section-heading"> | 283 | from·the·sequential·tracing·point·of·view.</p><h2·id="module-example-of-use"·class="section-heading"> |
| 284 | ··<a·href="#module-example-of-use"·class="hover-link"> | 284 | ··<a·href="#module-example-of-use"·class="hover-link"> |
| 285 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 285 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 286 | ··</a> | 286 | ··</a> |
| 287 | ··<span·class="text">Example·of·Use</span> | 287 | ··<span·class="text">Example·of·Use</span> |
| 288 | </h2> | 288 | </h2> |
| 289 | <p>This·example·gives·a·rough·idea·of·how·the·new·primitives·can·be·used·and·what | 289 | <p>This·example·gives·a·rough·idea·of·how·the·new·primitives·can·be·used·and·what |
| 290 | kind·of·output·it·produces.</p><p>Assume·that·you·have·an·initiating·process·with·<code·class="inline">Pid·==·<0.30.0></code>·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 290 | kind·of·output·it·produces.</p><p>Assume·that·you·have·an·initiating·process·with·<code·class="inline">Pid·==·<0.30.0></code>·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2580566921-1">(</span><span·class="ss">seqex</span><span·class="p"·data-group-id="2580566921-1">)</span><span·class="p">.</span><span·class="w"> |
| 291 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 291 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="2580566921-2">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="2580566921-2">)</span><span·class="p">.</span><span·class="w"> |
| 292 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 292 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="2580566921-3">(</span><span·class="n">Port</span><span·class="p"·data-group-id="2580566921-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 293 | ····</span><span·class="k">receive</span><span·class="w"> | 293 | ····</span><span·class="k">receive</span><span·class="w"> |
| 294 | ········</span><span·class="p"·data-group-id=" | 294 | ········</span><span·class="p"·data-group-id="2580566921-4">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="n">Message</span><span·class="p"·data-group-id="2580566921-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 295 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id=" | 295 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id="2580566921-5">(</span><span·class="ss">label</span><span·class="p">,</span><span·class="mi">17</span><span·class="p"·data-group-id="2580566921-5">)</span><span·class="p">,</span><span·class="w"> |
| 296 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id=" | 296 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id="2580566921-6">(</span><span·class="ss">'receive'</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="2580566921-6">)</span><span·class="p">,</span><span·class="w"> |
| 297 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id=" | 297 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id="2580566921-7">(</span><span·class="ss">print</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="2580566921-7">)</span><span·class="p">,</span><span·class="w"> |
| 298 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id=" | 298 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id="2580566921-8">(</span><span·class="mi">17</span><span·class="p">,</span><span·class="s">"****·Trace·Started·****"</span><span·class="p"·data-group-id="2580566921-8">)</span><span·class="p">,</span><span·class="w"> |
| 299 | ············</span><span·class="ss">call_server</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 299 | ············</span><span·class="ss">call_server</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="2580566921-9">{</span><span·class="nf">self</span><span·class="p"·data-group-id="2580566921-10">(</span><span·class="p"·data-group-id="2580566921-10">)</span><span·class="p">,</span><span·class="ss">the_message</span><span·class="p"·data-group-id="25805669[·...·truncated·by·diffoscope;·len:·2,·SHA:·6f4b6612125fb3a0daecd2799dfd6c9c299424fd920f9b308110a2c1fbd8f443·...·]-9">}</span><span·class="p">;</span><span·class="w"> |
| 300 | ········</span><span·class="p"·data-group-id=" | 300 | ········</span><span·class="p"·data-group-id="2580566921-11">{</span><span·class="ss">ack</span><span·class="p">,</span><span·class="n">Ack</span><span·class="p"·data-group-id="2580566921-11">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 301 | ············</span><span·class="ss">ok</span><span·class="w"> | 301 | ············</span><span·class="ss">ok</span><span·class="w"> |
| 302 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 302 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 303 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 303 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="2580566921-12">(</span><span·class="n">Port</span><span·class="p"·data-group-id="2580566921-12">)</span><span·class="p">.</span></code></pre><p>And·a·registered·process·<code·class="inline">call_server</code>·with·<code·class="inline">Pid·==·<0.31.0>[·...·truncated·by·diffoscope;·len:·192,·SHA:·17c01d648f6766b6aee24a16a11b8d125f881a6e3b0528acc61034accae05fdc·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 304 | ····</span><span·class="k">receive</span><span·class="w"> | 304 | ····</span><span·class="k">receive</span><span·class="w"> |
| 305 | ········</span><span·class="p"·data-group-id=" | 305 | ········</span><span·class="p"·data-group-id="1253525962-2">{</span><span·class="n">PortController</span><span·class="p">,</span><span·class="n">Message</span><span·class="p"·data-group-id="1253525962-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 306 | ············</span><span·class="n">Ack</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 306 | ············</span><span·class="n">Ack</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1253525962-3">{</span><span·class="ss">received</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="1253525962-3">}</span><span·class="p">,</span><span·class="w"> |
| 307 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id=" | 307 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id="1253525962-4">(</span><span·class="mi">17</span><span·class="p">,</span><span·class="s">"We·are·here·now"</span><span·class="p"·data-group-id="1253525962-4">)</span><span·class="p">,</span><span·class="w"> |
| 308 | ············</span><span·class="n">PortController</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 308 | ············</span><span·class="n">PortController</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="1253525962-5">{</span><span·class="ss">ack</span><span·class="p">,</span><span·class="n">Ack</span><span·class="p"·data-group-id="1253525962-5">}</span><span·class="w"> |
| 309 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 309 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 310 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 310 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="1253525962-6">(</span><span·class="p"·data-group-id="1253525962-6">)</span><span·class="p">.</span></code></pre><p>A·possible·output·from·the·system's·<code·class="inline">sequential_tracer</code>·can·be·like·this:</p><pre><code·class="makeup·erlang"·trans[·...·truncated·by·diffoscope;·len:·434,·SHA:·2933cd18befae34db0a22baa711dcc21cbf5402e6a427ed7d843cc6697d78c4c·...·]-1">}</span><span·class="w">·</span><span·class="n">WITH</span><span·class="w"> |
| 311 | </span><span·class="s">"****·Trace·Started·****"</span><span·class="w"> | 311 | </span><span·class="s">"****·Trace·Started·****"</span><span·class="w"> |
| 312 | </span><span·class="mi">17</span><span·class="p">:</span><span·class="o"><</span><span·class="mf">0.31</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">Received</span><span·class="w">·</span><span·class="p"·data-group-id=" | 312 | </span><span·class="mi">17</span><span·class="p">:</span><span·class="o"><</span><span·class="mf">0.31</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">Received</span><span·class="w">·</span><span·class="p"·data-group-id="5545429541-2">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="5545429541-2">}</span><span·class="w">·</span><span·class="n">FROM</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.30</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">WITH</span><span·class="w"> |
| 313 | </span><span·class="p"·data-group-id=" | 313 | </span><span·class="p"·data-group-id="5545429541-3">{</span><span·class="o"><</span><span·class="mf">0.30</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="ss">the_message</span><span·class="p"·data-group-id="5545429541-3">}</span><span·class="w"> |
| 314 | </span><span·class="mi">17</span><span·class="p">:</span><span·class="o"><</span><span·class="mf">0.31</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">Info</span><span·class="w">·</span><span·class="p"·data-group-id=" | 314 | </span><span·class="mi">17</span><span·class="p">:</span><span·class="o"><</span><span·class="mf">0.31</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">Info</span><span·class="w">·</span><span·class="p"·data-group-id="5545429541-4">{</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="5545429541-4">}</span><span·class="w">·</span><span·class="n">WITH</span><span·class="w"> |
| 315 | </span><span·class="s">"We·are·here·now"</span><span·class="w"> | 315 | </span><span·class="s">"We·are·here·now"</span><span·class="w"> |
| 316 | </span><span·class="mi">17</span><span·class="p">:</span><span·class="o"><</span><span·class="mf">0.30</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">Received</span><span·class="w">·</span><span·class="p"·data-group-id=" | 316 | </span><span·class="mi">17</span><span·class="p">:</span><span·class="o"><</span><span·class="mf">0.30</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">Received</span><span·class="w">·</span><span·class="p"·data-group-id="5545429541-5">{</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="5545429541-5">}</span><span·class="w">·</span><span·class="n">FROM</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.31</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">WITH</span><span·class="w"> |
| 317 | </span><span·class="p"·data-group-id=" | 317 | </span><span·class="p"·data-group-id="5545429541-6">{</span><span·class="ss">ack</span><span·class="p">,</span><span·class="p"·data-group-id="5545429541-7">{</span><span·class="ss">received</span><span·class="p">,</span><span·class="ss">the_message</span><span·class="p"·data-group-id="55454295[·...·truncated·by·diffoscope;·len:·55,·SHA:·98f2311b0a70a413afdbd0929c0fc52639659869c92a0a3a92fe0867e315fa00·...·]-6">}</span></code></pre><p>The·implementation·of·a·system·tracer·process·that·produces·this·printout·can |
| 318 | look·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">tracer</span><span·class="p"·data-group-id=" | 318 | look·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">tracer</span><span·class="p"·data-group-id="6764688905-1">(</span><span·class="p"·data-group-id="6764688905-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 319 | ····</span><span·class="k">receive</span><span·class="w"> | 319 | ····</span><span·class="k">receive</span><span·class="w"> |
| 320 | ········</span><span·class="p"·data-group-id=" | 320 | ········</span><span·class="p"·data-group-id="6764688905-2">{</span><span·class="ss">seq_trace</span><span·class="p">,</span><span·class="n">Label</span><span·class="p">,</span><span·class="n">TraceInfo</span><span·class="p"·data-group-id="6764688905-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 321 | ···········</span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 321 | ···········</span><span·class="nf">print_trace</span><span·class="p"·data-group-id="6764688905-3">(</span><span·class="n">Label</span><span·class="p">,</span><span·class="n">TraceInfo</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="6764688905-3">)</span><span·class="p">;</span><span·class="w"> |
| 322 | ········</span><span·class="p"·data-group-id=" | 322 | ········</span><span·class="p"·data-group-id="6764688905-4">{</span><span·class="ss">seq_trace</span><span·class="p">,</span><span·class="n">Label</span><span·class="p">,</span><span·class="n">TraceInfo</span><span·class="p">,</span><span·class="n">Ts</span><span·class="p"·data-group-id="6764688905-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 323 | ···········</span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 323 | ···········</span><span·class="nf">print_trace</span><span·class="p"·data-group-id="6764688905-5">(</span><span·class="n">Label</span><span·class="p">,</span><span·class="n">TraceInfo</span><span·class="p">,</span><span·class="n">Ts</span><span·class="p"·data-group-id="6764688905-5">)</span><span·class="p">;</span><span·class="w"> |
| 324 | ········</span><span·class="p">_</span><span·class="n">Other</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ignore</span><span·class="w"> | 324 | ········</span><span·class="p">_</span><span·class="n">Other</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ignore</span><span·class="w"> |
| 325 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 325 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 326 | ····</span><span·class="nf">tracer</span><span·class="p"·data-group-id=" | 326 | ····</span><span·class="nf">tracer</span><span·class="p"·data-group-id="6764688905-6">(</span><span·class="p"·data-group-id="6764688905-6">)</span><span·class="p">.</span><span·class="w"> |
| 327 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 327 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id="6764688905-7">(</span><span·class="n">Label</span><span·class="p">,</span><span·class="n">TraceInfo</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="6764688905-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 328 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 328 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="6764688905-8">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">:"</span><span·class="p">,</span><span·class="p"·data-group-id="6764688905-9">[</span><span·class="n">Label</span><span·class="p"·data-group-id="6764688905-9"[·...·truncated·by·diffoscope;·len:·50,·SHA:·fc8d68bad79a8d181277d17f31cd556ab16e8c6c8f08cf2136a4ac83d3621d09·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 329 | ····</span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 329 | ····</span><span·class="nf">print_trace</span><span·class="p"·data-group-id="6764688905-10">(</span><span·class="n">TraceInfo</span><span·class="p"·data-group-id="6764688905-10">)</span><span·class="p">;</span><span·class="w"> |
| 330 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 330 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id="6764688905-11">(</span><span·class="n">Label</span><span·class="p">,</span><span·class="n">TraceInfo</span><span·class="p">,</span><span·class="n">Ts</span><span·class="p"·data-group-id="6764688905-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 331 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 331 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="6764688905-12">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">·</span><span·class="si">~p</span><span·class="s">:"</span><span·class="p">,</span><span·class="p"·data-group-id="6764688905-13">[</span><span·class="n">Labe[·...·truncated·by·diffoscope;·len:·152,·SHA:·c907faf4dbc15637ea4d0ea513889c387879ab2d44942379a17a9b560d9ae8ab·...·]-12">)</span><span·class="p">,</span><span·class="w"> |
| 332 | ····</span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 332 | ····</span><span·class="nf">print_trace</span><span·class="p"·data-group-id="6764688905-14">(</span><span·class="n">TraceInfo</span><span·class="p"·data-group-id="6764688905-14">)</span><span·class="p">.</span><span·class="w"> |
| 333 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 333 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id="6764688905-15">(</span><span·class="p"·data-group-id="6764688905-16">{</span><span·class="ss">print</span><span·class="p">,</span><span·class="n">Serial</span><span·class="p">,</span><span·class="n">From</span><span·class="p">,</span><span·class="p">_</spa[·...·truncated·by·diffoscope;·len:·148,·SHA:·0f9adc6b4016d4cf8572c593d10f00679d1f1fdc3b65d4695d80e3ab2f076c5e·...·]-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 334 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 334 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="6764688905-17">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">·Info·</span><span·class="si">~p</span><span·class="s">·WITH</span><span·class="si">~n</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">&[·...·truncated·by·diffoscope;·len:·340,·SHA:·92c5a2cc7ebc6e1c47fe013a58f8442891de29c07fc8b68d9ac2bbb8c0fce9fb·...·]-17">)</span><span·class="p">;</span><span·class="w"> |
| 335 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 335 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id="6764688905-19">(</span><span·class="p"·data-group-id="6764688905-20">{</span><span·class="ss">'receive'</span><span·class="p">,</span><span·class="n">Serial</span><span·class="p">,</span><span·class="n">From</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·164,·SHA:·719622b85c7514a70c04631d511ef3e5ba03d10dd543f6f3f8ed20e3f05525db·...·]-19">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 336 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 336 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="6764688905-21">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">·Received·</span><span·class="si">~p</span><span·class="s">·FROM·</span><span·class="si">~p</span><span·class="s">·WITH</span><span·class="si">~n</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w"> |
| 337 | ··············</span><span·class="p"·data-group-id=" | 337 | ··············</span><span·class="p"·data-group-id="6764688905-22">[</span><span·class="n">To</span><span·class="p">,</span><span·class="n">Serial</span><span·class="p">,</span><span·class="n">From</span><span·class="p">,</span><span·class="n">Message</span><span·class="p"·data-group-id="6764688905-22">]</s[·...·truncated·by·diffoscope;·len:·45,·SHA:·4d45efbea9eb37cec691b6b3de2ef05d257fa7cf69e19b6ea0198674dcfd4fec·...·]-21">)</span><span·class="p">;</span><span·class="w"> |
| 338 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 338 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id="6764688905-23">(</span><span·class="p"·data-group-id="6764688905-24">{</span><span·class="nb">send</span><span·class="p">,</span><span·class="n">Serial</span><span·class="p">,</span><span·class="n">From</span><span·class="p">,</span><span·class="n">To</spa[·...·truncated·by·diffoscope;·len:·151,·SHA:·eecb3427b5bde85fac2731ea336357de184ea3a718d5ae086164eec6db244eb5·...·]-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 339 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 339 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="6764688905-25">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">·Sent·</span><span·class="si">~p</span><span·class="s">·TO·</span><span·class="si">~p</span><span·class="s">·WITH</span><span·class="si">~n</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w"> |
| 340 | ··············</span><span·class="p"·data-group-id=" | 340 | ··············</span><span·class="p"·data-group-id="6764688905-26">[</span><span·class="n">From</span><span·class="p">,</span><span·class="n">Serial</span><span·class="p">,</span><span·class="n">To</span><span·class="p">,</span><span·class="n">Message</span><span·class="p"·data-group-id="6764688905-26">]</s[·...·truncated·by·diffoscope;·len:·45,·SHA:·4d45efbea9eb37cec691b6b3de2ef05d257fa7cf69e19b6ea0198674dcfd4fec·...·]-25">)</span><span·class="p">.</span></code></pre><p>The·code·that·creates·a·process·that·runs·this·tracer·function·and·sets·that |
| 341 | process·as·the·system·tracer·can·look·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start</span><span·class="p"·data-group-id=" | 341 | process·as·the·system·tracer·can·look·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start</span><span·class="p"·data-group-id="3094139818-1">(</span><span·class="p"·data-group-id="3094139818-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 342 | ····</span><span·class="n">Pid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 342 | ····</span><span·class="n">Pid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="3094139818-2">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="ss">tracer</span><span·class="p">,</span><span·class="p"·data-group-id="3094139818-3">[</span><span·class="p"·data-group-id="3094139818-3">]</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·479c5ba2d370ebace7f5bb3c530b9f1d059045732648ab6cc45fb19c2b8ad2ec·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 343 | ····</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_system_tracer</span><span·class="p"·data-group-id=" | 343 | ····</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_system_tracer</span><span·class="p"·data-group-id="3094139818-4">(</span><span·class="n">Pid</span><span·class="p"·data-group-id="3094139818-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·set·Pid·as·the·system·tracer</span><span·class="w"> |
| 344 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>With·a·function·like·<code·class="inline">test/0</code>,·the·whole·example·can·be·started:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">test</span><span·class="p"·data-group-id=" | 344 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>With·a·function·like·<code·class="inline">test/0</code>,·the·whole·example·can·be·started:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">test</span><span·class="p"·data-group-id="4948267655-1">(</span><span·class="p"·data-group-id="4948267655-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 345 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 345 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="4948267655-2">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">loop</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4948267655-3">[</span><spa[·...·truncated·by·diffoscope;·len:·118,·SHA:·505360df8297155dbae35d5c191fd85e869219f4ebefcca4be6b7df044831569·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 346 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 346 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="4948267655-4">(</span><span·class="ss">call_server</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="4948267655-5">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">[·...·truncated·by·diffoscope;·len:·308,·SHA:·2ac3bdbf90d44f7d31a50d8ff873eb7bf6359715137090944644714ce1d210af·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 347 | ····</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 347 | ····</span><span·class="nf">start</span><span·class="p"·data-group-id="4948267655-7">(</span><span·class="p"·data-group-id="4948267655-7">)</span><span·class="p">,</span><span·class="w"> |
| 348 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 348 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4948267655-8">{</span><span·class="ss">port</span><span·class="p">,</span><span·class="ss">message</span><span·class="p"·data-group-id="4948267655-8">}</span><span·class="p">.</span></code></pre> |
| 349 | ····</section> | 349 | ····</section> |
| 350 | </div> | 350 | </div> |
| 351 | ··<section·id="summary"·class="details-list"> | 351 | ··<section·id="summary"·class="details-list"> |
| 352 | ····<h1·class="section-heading"> | 352 | ····<h1·class="section-heading"> |
| 353 | ······<a·class="hover-link"·href="#summary"> | 353 | ······<a·class="hover-link"·href="#summary"> |
| Offset 907, 19 lines modified | Offset 907, 19 lines modified | ||
| 907 | ······</div> | 907 | ······</div> |
| 908 | <p>Sets·the·trace·token·for·the·calling·process·to·<code·class="inline">Token</code>.·If·<code·class="inline">Token·==·[]</code>·then | 908 | <p>Sets·the·trace·token·for·the·calling·process·to·<code·class="inline">Token</code>.·If·<code·class="inline">Token·==·[]</code>·then |
| 909 | tracing·is·disabled,·otherwise·<code·class="inline">Token</code>·should·be·an·Erlang·term·returned·from | 909 | tracing·is·disabled,·otherwise·<code·class="inline">Token</code>·should·be·an·Erlang·term·returned·from |
| 910 | <a·href="#get_token/0"><code·class="inline">get_token/0</code></a>·or·<a·href="#set_token/1"><code·class="inline">set_token/1</code></a>.·<a·href="#set_token/1"><code·class="inline">set_token/1</code></a> | 910 | <a·href="#get_token/0"><code·class="inline">get_token/0</code></a>·or·<a·href="#set_token/1"><code·class="inline">set_token/1</code></a>.·<a·href="#set_token/1"><code·class="inline">set_token/1</code></a> |
| 911 | can·be·used·to·temporarily·exclude·message·passing·from·the·trace·by·setting·the | 911 | can·be·used·to·temporarily·exclude·message·passing·from·the·trace·by·setting·the |
| 912 | trace·token·to·empty·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">OldToken</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id="730 | 912 | trace·token·to·empty·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">OldToken</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id="7130003536-1">(</span><span·class="p"·data-group-id="7130003536-2">[</span><span·class="p"·data-group-id="7130003536-2">]</span><span·class="p"·data-group-id="7130003536-1">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·set·to·empty·and·save</span><span·class="w"> |
| 913 | ····································</span><span·class="c1">%·old·value</span><span·class="w"> | 913 | ····································</span><span·class="c1">%·old·value</span><span·class="w"> |
| 914 | </span><span·class="c1">%·do·something·that·should·not·be·part·of·the·trace</span><span·class="w"> | 914 | </span><span·class="c1">%·do·something·that·should·not·be·part·of·the·trace</span><span·class="w"> |
| 915 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="730 | 915 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7130003536-3">(</span><span·class="s">"Exclude·the·signalling·caused·by·this</span><span·class="si">~n</span><span·class="s">"</span><span·class="p"·data-group-id="7130003536-3">)</span><span·class="p">,</span><span·class="w"> |
| 916 | </span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id="730 | 916 | </span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id="7130003536-4">(</span><span·class="n">OldToken</span><span·class="p"·data-group-id="7130003536-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·activate·the·trace·token·again</span><span·class="w"> |
| 917 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Returns·the·previous·value·of·the·trace·token.</p> | 917 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Returns·the·previous·value·of·the·trace·token.</p> |
| 918 | ··</section> | 918 | ··</section> |
| 919 | </section> | 919 | </section> |
| 920 | <section·class="detail"·id="set_token/2"> | 920 | <section·class="detail"·id="set_token/2"> |
| 921 | ··<div·class="detail-header"> | 921 | ··<div·class="detail-header"> |
| 922 | ····<a·href="#set_token/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 922 | ····<a·href="#set_token/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
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| 1001 | ······<p·class="built-using"> | 1001 | ······<p·class="built-using"> |
| 1002 | ········Built·using | 1002 | ········Built·using |
| 1003 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1003 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1004 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1004 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1005 | ······</p> | 1005 | ······</p> |
| 1006 | <p>Copyright·©·1996-202 | 1006 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1007 | ····</footer> | 1007 | ····</footer> |
| 1008 | ··</div> | 1008 | ··</div> |
| 1009 | </main> | 1009 | </main> |
| 1010 | </div> | 1010 | </div> |
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| 168 | and·using·that·as·the·<code·class="inline">Timeout | Handle</code>·argument,·the·same·<code·class="inline">Handle</code> | 168 | and·using·that·as·the·<code·class="inline">Timeout | Handle</code>·argument,·the·same·<code·class="inline">Handle</code> |
| 169 | will·then·be·the·<a·href="#t:select_handle/0"><code·class="inline">SelectHandle</code></a>·in·the·returned | 169 | will·then·be·the·<a·href="#t:select_handle/0"><code·class="inline">SelectHandle</code></a>·in·the·returned |
| 170 | <a·href="#t:select_info/0"><code·class="inline">select_info/0</code></a>·and·the·received·<code·class="inline">select</code>·message,·or·be | 170 | <a·href="#t:select_info/0"><code·class="inline">select_info/0</code></a>·and·the·received·<code·class="inline">select</code>·message,·or·be |
| 171 | the·<a·href="#t:completion_handle/0"><code·class="inline">CompletionHandle</code></a>·in·the·returned | 171 | the·<a·href="#t:completion_handle/0"><code·class="inline">CompletionHandle</code></a>·in·the·returned |
| 172 | <a·href="#t:completion_info/0"><code·class="inline">completion_info/0</code></a>·and·the·received·<code·class="inline">completion</code>·message.</p><p>The·compiler·may·then·optimize·a·following·<code·class="inline">receive</code>·statement | 172 | <a·href="#t:completion_info/0"><code·class="inline">completion_info/0</code></a>·and·the·received·<code·class="inline">completion</code>·message.</p><p>The·compiler·may·then·optimize·a·following·<code·class="inline">receive</code>·statement |
| 173 | to·only·scan·the·messages·that·arrive·after·the·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:reference/0"><code·class="inline">reference/0</code></a> | 173 | to·only·scan·the·messages·that·arrive·after·the·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:reference/0"><code·class="inline">reference/0</code></a> |
| 174 | is·created.··If·the·message·queue·is·large·this·is·a·big·optimization.</p><p>The·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:reference/0"><code·class="inline">reference/0</code></a>·has·to·be·unique·for·the·call.</p><h4>Repeating·an·Operation·on·a·<code·class="inline">select</code>·Systems</h4><p>On<code·class="inline">select</code>·systems,·if·a·call·would·be·repeated·<em>before</em>·the·<code·class="inline">select</code> | 174 | is·created.··If·the·message·queue·is·large·this·is·a·big·optimization.</p><p>The·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:reference/0"><code·class="inline">reference/0</code></a>·has·to·be·unique·for·the·call.</p><h4>Repeating·an·Operation·on·a·<code·class="inline">select</code>·Systems</h4><p>On<code·class="inline">select</code>·systems,·if·a·call·would·be·repeated·<em>before</em>·the·<code·class="inline">select</code> |
| 175 | message·has·been·received·it·replaces·the·call·in·progress:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p"·data-group-id=" | 175 | message·has·been·received·it·replaces·the·call·in·progress:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p"·data-group-id="3879824932-1">{</span><span·class="ss">select</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3879824932-2">{</span><span·class="ss">select_info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Hand[·...·truncated·by·diffoscope;·len:·471,·SHA:·2898b44c4bbf5c90081e9eaf077619aadc0894eba3d4e5c5b196f7ef79e1cb23·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 176 | ····</span><span·class="p"·data-group-id=" | 176 | ····</span><span·class="p"·data-group-id="3879824932-4">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">timeout</span><span·class="p"·data-group-id="3879824932-4">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·280,·SHA:·63318cd38dc97dbafca0f2f1d483c3709afb3a7103582c52d9bbb17739058dcc·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 177 | ····</span><span·class="p">:</span></code></pre><p>Above,·<code·class="inline">Handle</code>·is·<em>no·longer</em>·valid·once·the·second·<a·href="#accept/2"><code·class="inline">accept/2</code></a>,·call | 177 | ····</span><span·class="p">:</span></code></pre><p>Above,·<code·class="inline">Handle</code>·is·<em>no·longer</em>·valid·once·the·second·<a·href="#accept/2"><code·class="inline">accept/2</code></a>,·call |
| 178 | has·been·made·(the·first·call·is·automatically·canceled). | 178 | has·been·made·(the·first·call·is·automatically·canceled). |
| 179 | After·the·second·<a·href="#accept/2"><code·class="inline">accept/2</code></a>·call·returns·<code·class="inline">{error,·timeout}</code>, | 179 | After·the·second·<a·href="#accept/2"><code·class="inline">accept/2</code></a>·call·returns·<code·class="inline">{error,·timeout}</code>, |
| 180 | the·accept·operation·has·completed.</p><p>Note·that·there·is·a·race·here;·there·is·no·way·to·know·if·the·call | 180 | the·accept·operation·has·completed.</p><p>Note·that·there·is·a·race·here;·there·is·no·way·to·know·if·the·call |
| 181 | is·repeated·<em>before</em>·the·<code·class="inline">select</code>·message·is·sent·since·it·<em>may</em> | 181 | is·repeated·<em>before</em>·the·<code·class="inline">select</code>·message·is·sent·since·it·<em>may</em> |
| 182 | have·been·sent·just·before·the·repeated·call.··So·now·there | 182 | have·been·sent·just·before·the·repeated·call.··So·now·there |
| 183 | might·be·a·<code·class="inline">select</code>·message·containing·<code·class="inline">Handle</code>·in·the·inbox.</p><h4>The·<code·class="inline">abort</code>·Message</h4><p>Another·message·the·user·must·be·prepared·for | 183 | might·be·a·<code·class="inline">select</code>·message·containing·<code·class="inline">Handle</code>·in·the·inbox.</p><h4>The·<code·class="inline">abort</code>·Message</h4><p>Another·message·the·user·must·be·prepared·for |
| Offset 202, 36 lines modified | Offset 202, 36 lines modified | ||
| 202 | (<a·href="#t:completion_handle/0">completion·handle</a>) | 202 | (<a·href="#t:completion_handle/0">completion·handle</a>) |
| 203 | API·features·could·be·considered·no·longer·experimental.</li></ul><h2·id="module-examples"·class="section-heading"> | 203 | API·features·could·be·considered·no·longer·experimental.</li></ul><h2·id="module-examples"·class="section-heading"> |
| 204 | ··<a·href="#module-examples"·class="hover-link"> | 204 | ··<a·href="#module-examples"·class="hover-link"> |
| 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 206 | ··</a> | 206 | ··</a> |
| 207 | ··<span·class="text">Examples</span> | 207 | ··<span·class="text">Examples</span> |
| 208 | </h2> | 208 | </h2> |
| 209 | <pre><code·class="makeup·erlang"·translate="no"><span·class="nf">client</span><span·class="p"·data-group-id="4 | 209 | <pre><code·class="makeup·erlang"·translate="no"><span·class="nf">client</span><span·class="p"·data-group-id="4883290078-1">(</span><span·class="n">SAddr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SPort</span><span·class="p"·data-group-id="4883290078-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 210 | ···</span><span·class="p"·data-group-id="4 | 210 | ···</span><span·class="p"·data-group-id="4883290078-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sock</span><span·class="p"·data-group-id="4883290078-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·348,·SHA:·01fff83a9326cc53731ff9e963642c9f8702360f7b4e9293e950d5ebdb806986·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 211 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="4 | 211 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="4883290078-4">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4883290078-5">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">inet</span><span·class="p">,</span><span·class="w"> |
| 212 | ·······························</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">SAddr</span><span·class="p">,</span><span·class="w"> | 212 | ·······························</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">SAddr</span><span·class="p">,</span><span·class="w"> |
| 213 | ·······························</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">SPort</span><span·class="p"·data-group-id="4 | 213 | ·······························</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">SPort</span><span·class="p"·data-group-id="4883290078-5">}</span><span·class="p"·data-group-id="4883290078-4">)</span><span·class="p">,</span><span·class="w"> |
| 214 | ···</span><span·class="n">Msg</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4 | 214 | ···</span><span·class="n">Msg</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4883290078-6"><<</span><span·class="s">"hello"</span><span·class="p"·data-group-id="4883290078-6">>></span><span·class="p">,</span><span·class="w"> |
| 215 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="4 | 215 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="4883290078-7">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="4883290078-7">)</span><span·class="p">,</span><span·class="w"> |
| 216 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">shutdown</span><span·class="p"·data-group-id="4 | 216 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">shutdown</span><span·class="p"·data-group-id="4883290078-8">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">write</span><span·class="p"·data-group-id="4883290078-8">)</span><span·class="p">,</span><span·class="w"> |
| 217 | ···</span><span·class="p"·data-group-id="4 | 217 | ···</span><span·class="p"·data-group-id="4883290078-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="4883290078-9">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·194,·SHA:·87bee1945ad3509040a2368bcb171c2461846ceb918b7e3828cea4cb8b120f64·...·]-10">)</span><span·class="p">,</span><span·class="w"> |
| 218 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4 | 218 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4883290078-11">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="4883290078-11">)</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="nf">server</span><span·class="p"·data-group-id="4 | 219 | </span><span·class="nf">server</span><span·class="p"·data-group-id="4883290078-12">(</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="4883290078-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ···</span><span·class="p"·data-group-id="4 | 220 | ···</span><span·class="p"·data-group-id="4883290078-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">LSock</span><span·class="p"·data-group-id="4883290078-13">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·352,·SHA:·a10a5bcf4025689f757141da43b1cbda8de56c638c2812abfaa0a3ac01d63c20·...·]-14">)</span><span·class="p">,</span><span·class="w"> |
| 221 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">bind</span><span·class="p"·data-group-id="4 | 221 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">bind</span><span·class="p"·data-group-id="4883290078-15">(</span><span·class="n">LSock</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4883290078-16">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">inet</span><span·class="p">,</span><span·class="w"> |
| 222 | ·····························</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w"> | 222 | ·····························</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w"> |
| 223 | ·····························</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p"·data-group-id="4 | 223 | ·····························</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p"·data-group-id="4883290078-16">}</span><span·class="p"·data-group-id="4883290078-15">)</span><span·class="p">,</span><span·class="w"> |
| 224 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">listen</span><span·class="p"·data-group-id="4 | 224 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">listen</span><span·class="p"·data-group-id="4883290078-17">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="4883290078-17">)</span><span·class="p">,</span><span·class="w"> |
| 225 | ···</span><span·class="p"·data-group-id="4 | 225 | ···</span><span·class="p"·data-group-id="4883290078-18">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sock</span><span·class="p"·data-group-id="4883290078-18">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·200,·SHA:·9f186a5d0d9e68d8c337fbf042a6432676f95151f70bc7767129c51853010a18·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 226 | ···</span><span·class="p"·data-group-id="4 | 226 | ···</span><span·class="p"·data-group-id="4883290078-20">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="4883290078-20">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·196,·SHA:·9b45b027ba5e5b866f407e9d6eb6b8130574d09e86272fe4e21a5f844e07e6a5·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 227 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="4 | 227 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="4883290078-22">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="4883290078-22">)</span><span·class="p">,</span><span·class="w"> |
| 228 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4 | 228 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4883290078-23">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="4883290078-23">)</span><span·class="p">,</span><span·class="w"> |
| 229 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4 | 229 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4883290078-24">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="4883290078-24">)</span><span·class="p">.</span></code></pre> |
| 230 | ····</section> | 230 | ····</section> |
| 231 | </div> | 231 | </div> |
| 232 | ··<section·id="summary"·class="details-list"> | 232 | ··<section·id="summary"·class="details-list"> |
| 233 | ····<h1·class="section-heading"> | 233 | ····<h1·class="section-heading"> |
| 234 | ······<a·class="hover-link"·href="#summary"> | 234 | ······<a·class="hover-link"·href="#summary"> |
| Offset 4675, 15 lines modified | Offset 4675, 15 lines modified | ||
| 4675 | with·its·name·and·address.</p></li><li><p><strong><code·class="inline">nread</code></strong>·-·Get·the·number·of·bytes·immediately·available·for·reading | 4675 | with·its·name·and·address.</p></li><li><p><strong><code·class="inline">nread</code></strong>·-·Get·the·number·of·bytes·immediately·available·for·reading |
| 4676 | <em>(since·OTP·26.1)</em>.</p><p>Result;·the·number·of·bytes,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p></li><li><p><strong><code·class="inline">nwrite</code></strong>·-·Get·the·number·of·bytes·in·the·send·queue | 4676 | <em>(since·OTP·26.1)</em>.</p><p>Result;·the·number·of·bytes,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p></li><li><p><strong><code·class="inline">nwrite</code></strong>·-·Get·the·number·of·bytes·in·the·send·queue |
| 4677 | <em>(since·OTP·26.1)</em>.</p><p>Result;·the·number·of·bytes,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p></li><li><p><strong><code·class="inline">nspace</code></strong>·-·Get·the·free·space·in·the·send·queue | 4677 | <em>(since·OTP·26.1)</em>.</p><p>Result;·the·number·of·bytes,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p></li><li><p><strong><code·class="inline">nspace</code></strong>·-·Get·the·free·space·in·the·send·queue |
| 4678 | <em>(since·OTP·26.1)</em>.</p><p>Result;·the·number·of·bytes,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p></li><li><p><strong><code·class="inline">atmark</code></strong>·-·Test·if·there·is·OOB·(out-of-bound)·data·waiting·to·be·read | 4678 | <em>(since·OTP·26.1)</em>.</p><p>Result;·the·number·of·bytes,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p></li><li><p><strong><code·class="inline">atmark</code></strong>·-·Test·if·there·is·OOB·(out-of-bound)·data·waiting·to·be·read |
| 4679 | <em>(since·OTP·26.1)</em>.</p><p>Result;·a·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0"><code·class="inline">boolean/0</code></a>.</p></li><li><p><strong><code·class="inline">tcp_info</code></strong>·-·Get·miscellaneous·TCP·related·information·for·a | 4679 | <em>(since·OTP·26.1)</em>.</p><p>Result;·a·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0"><code·class="inline">boolean/0</code></a>.</p></li><li><p><strong><code·class="inline">tcp_info</code></strong>·-·Get·miscellaneous·TCP·related·information·for·a |
| 4680 | <em>connected</em>·socket·<em>(since·OTP·26.1)</em>.</p><p>Result;·a·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:map/0"><code·class="inline">map/0</code></a>·with·information·items·as·key-value·pairs.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Not·all·requests·are·supported·by·all·platforms. | 4680 | <em>connected</em>·socket·<em>(since·OTP·26.1)</em>.</p><p>Result;·a·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:map/0"><code·class="inline">map/0</code></a>·with·information·items·as·key-value·pairs.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Not·all·requests·are·supported·by·all·platforms. |
| 4681 | To·see·if·a·ioctl·request·is·supported·on·the·current·platform:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="n">Request</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">nread</span><span·class="p">,</span><span·class="w"> | 4681 | To·see·if·a·ioctl·request·is·supported·on·the·current·platform:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="n">Request</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">nread</span><span·class="p">,</span><span·class="w"> |
| 4682 | ······</span><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">is_supported</span><span·class="p"·data-group-id="9 | 4682 | ······</span><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">is_supported</span><span·class="p"·data-group-id="1970903641-1">(</span><span·class="ss">ioctl_requests</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Request</span><span·class="p"·data-group-id="1970903641-1">)</span><span·class="p">,</span><span·class="w"> |
| 4683 | ······</span><span·class="p">:</span></code></pre></section> | 4683 | ······</span><span·class="p">:</span></code></pre></section> |
| 4684 | ··</section> | 4684 | ··</section> |
| 4685 | </section> | 4685 | </section> |
| 4686 | <section·class="detail"·id="ioctl/3"> | 4686 | <section·class="detail"·id="ioctl/3"> |
| 4687 | ··<div·class="detail-header"> | 4687 | ··<div·class="detail-header"> |
| 4688 | ····<a·href="#ioctl/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 4688 | ····<a·href="#ioctl/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 4833, 15 lines modified | Offset 4833, 15 lines modified | ||
| 4833 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·is_supported(Key1·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>().</pre> | 4833 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·is_supported(Key1·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>().</pre> |
| 4834 | ······</div> | 4834 | ······</div> |
| 4835 | <p>Check·if·a·socket·feature·is·supported.</p><p>Returns·<code·class="inline">true</code>·if·<a·href="#supports/0"><code·class="inline">supports/0</code></a>·has·a·<code·class="inline">{Key1,·true}</code>·tuple | 4835 | <p>Check·if·a·socket·feature·is·supported.</p><p>Returns·<code·class="inline">true</code>·if·<a·href="#supports/0"><code·class="inline">supports/0</code></a>·has·a·<code·class="inline">{Key1,·true}</code>·tuple |
| 4836 | or·a·<code·class="inline">{Key1,·list()}</code>·tuple·in·its·returned·list, | 4836 | or·a·<code·class="inline">{Key1,·list()}</code>·tuple·in·its·returned·list, |
| 4837 | otherwise·<code·class="inline">false</code>·(also·for·unknown·keys).</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">is_supported</span><span·class="p"·data-group-id=" | 4837 | otherwise·<code·class="inline">false</code>·(also·for·unknown·keys).</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">is_supported</span><span·class="p"·data-group-id="1975755357-1">(</span><span·class="ss">local</span><span·class="p"·data-group-id="1975755357-1">)</span><span·class="p">,</span></code></pre> |
| 4838 | ··</section> | 4838 | ··</section> |
| 4839 | </section> | 4839 | </section> |
| 4840 | <section·class="detail"·id="is_supported/2"> | 4840 | <section·class="detail"·id="is_supported/2"> |
| 4841 | ··<div·class="detail-header"> | 4841 | ··<div·class="detail-header"> |
| 4842 | ····<a·href="#is_supported/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 4842 | ····<a·href="#is_supported/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 4843 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 4843 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 4862, 15 lines modified | Offset 4862, 15 lines modified | ||
| 4862 | ······<div·class="specs"> | 4862 | ······<div·class="specs"> |
| 4863 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·is_supported(Key1·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(),·Key2·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>().</pre> | 4863 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·is_supported(Key1·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(),·Key2·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>().</pre> |
| 4864 | ······</div> | 4864 | ······</div> |
| 4865 | <p>Check·if·a·socket·feature·is·supported.</p><p>Returns·<code·class="inline">true</code>·if·<a·href="#supports/1"><code·class="inline">supports(Key1)</code></a>·has·a·<code·class="inline">{Key2,·true}</code>·tuple | 4865 | <p>Check·if·a·socket·feature·is·supported.</p><p>Returns·<code·class="inline">true</code>·if·<a·href="#supports/1"><code·class="inline">supports(Key1)</code></a>·has·a·<code·class="inline">{Key2,·true}</code>·tuple |
| 4866 | in·its·returned·list,·otherwise·<code·class="inline">false</code>·(also·for·unknown·keys).</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">is_supported</span><span·class="p"·data-group-id=" | 4866 | in·its·returned·list,·otherwise·<code·class="inline">false</code>·(also·for·unknown·keys).</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">is_supported</span><span·class="p"·data-group-id="1760208626-1">(</span><span·class="ss">msg_flags</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">errqueue</span><span·class="p"·data-group-id="1760208626-1">)</span><span·class="p">,</span></code></pre> |
| 4867 | ··</section> | 4867 | ··</section> |
| 4868 | </section> | 4868 | </section> |
| 4869 | <section·class="detail"·id="listen/1"> | 4869 | <section·class="detail"·id="listen/1"> |
| 4870 | ··<div·class="detail-header"> | 4870 | ··<div·class="detail-header"> |
| 4871 | ····<a·href="#listen/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 4871 | ····<a·href="#listen/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 4872 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 4872 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 4953, 15 lines modified | Offset 4953, 15 lines modified | ||
| 4953 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·monitor(Socket·::·<a·href="#t:socket/0">socket</a>())·->·MonitorRef·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:reference/0">reference</a>().</pre> | 4953 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·monitor(Socket·::·<a·href="#t:socket/0">socket</a>())·->·MonitorRef·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:reference/0">reference</a>().</pre> |
| 4954 | ······</div> | 4954 | ······</div> |
| 4955 | <p>Start·a·socket·monitor.</p><p>If·the·<code·class="inline">Socket</code>·doesn't·exist·or·when·later·the·monitor·is·triggered, | 4955 | <p>Start·a·socket·monitor.</p><p>If·the·<code·class="inline">Socket</code>·doesn't·exist·or·when·later·the·monitor·is·triggered, |
| 4956 | a·<code·class="inline">'DOWN'</code>·message·is·sent·to·the·process·that·called·<a·href="#monitor/1"><code·class="inline">monitor/1</code></a> | 4956 | a·<code·class="inline">'DOWN'</code>·message·is·sent·to·the·process·that·called·<a·href="#monitor/1"><code·class="inline">monitor/1</code></a> |
| 4957 | with·the·following·pattern:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ····</span><span·class="p"·data-group-id=" | 4957 | with·the·following·pattern:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ····</span><span·class="p"·data-group-id="1911724109-1">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MonitorRef</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">socket</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·156,·SHA:·699833a9935f79dbff1b2ef36e62276400ab0d4783855f3957929a9ff77abe2f·...·]-1">}</span></code></pre><p><code·class="inline">Info</code>·is·the·termination·reason·of·the·socket·or·<code·class="inline">nosock</code>·if |
| 4958 | <code·class="inline">Socket</code>·did·not·exist·when·the·monitor·was·started.</p><p>Making·several·calls·to·<a·href="#monitor/1"><code·class="inline">socket:monitor/1</code></a>·for·the·same·<code·class="inline">Socket</code>·is·not·an | 4958 | <code·class="inline">Socket</code>·did·not·exist·when·the·monitor·was·started.</p><p>Making·several·calls·to·<a·href="#monitor/1"><code·class="inline">socket:monitor/1</code></a>·for·the·same·<code·class="inline">Socket</code>·is·not·an |
| 4959 | error;·each·call·creates·an·independent·monitor·instance.</p> | 4959 | error;·each·call·creates·an·independent·monitor·instance.</p> |
| 4960 | ··</section> | 4960 | ··</section> |
| 4961 | </section> | 4961 | </section> |
| 4962 | <section·class="detail"·id="number_of/0"> | 4962 | <section·class="detail"·id="number_of/0"> |
| 4963 | ··<div·class="detail-header"> | 4963 | ··<div·class="detail-header"> |
| Offset 7067, 15 lines modified | Offset 7067, 15 lines modified | ||
| 7067 | ······<p·class="built-using"> | 7067 | ······<p·class="built-using"> |
| 7068 | ········Built·using | 7068 | ········Built·using |
| 7069 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 7069 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 7070 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 7070 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 7071 | ······</p> | 7071 | ······</p> |
| 7072 | <p>Copyright·©·1996-202 | 7072 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 7073 | ····</footer> | 7073 | ····</footer> |
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| 182 | effects·<em>that</em>·specific·socket).</p><h2·id="example"·class="section-heading"> | 182 | effects·<em>that</em>·specific·socket).</p><h2·id="example"·class="section-heading"> |
| 183 | ··<a·href="#example"·class="hover-link"> | 183 | ··<a·href="#example"·class="hover-link"> |
| 184 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 184 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 185 | ··</a> | 185 | ··</a> |
| 186 | ··<span·class="text">Example</span> | 186 | ··<span·class="text">Example</span> |
| 187 | </h2> | 187 | </h2> |
| 188 | <p>This·example·is·intended·to·show·how·to·create·a·simple·(echo)·server | 188 | <p>This·example·is·intended·to·show·how·to·create·a·simple·(echo)·server |
| 189 | (and·client).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 189 | (and·client).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1974901487-1">(</span><span·class="ss">example</span><span·class="p"·data-group-id="1974901487-1">)</span><span·class="p">.</span><span·class="w"> |
| 190 | </span><span·class="w"> | 190 | </span><span·class="w"> |
| 191 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 191 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1974901487-2">(</span><span·class="p"·data-group-id="1974901487-3">[</span><span·class="ss">client</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">client</span><span·class="p">/</span>[·...·truncated·by·diffoscope;·len:·119,·SHA:·1fe154b4294e04773b8fdaadb558967e46ad6e92404ac6e71754b7af2a91f696·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 192 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1974901487-4">(</span><span·class="p"·data-group-id="1974901487-5">[</span><span·class="ss">server</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">server</span><span·class="p">/</span>[·...·truncated·by·diffoscope;·len:·246,·SHA:·3d6207f308f062f5475bf276c3cddb50de540ffd13315eeeba39233f71ce847d·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="c1">%%·======================================================================</span><span·class="w"> | 193 | </span><span·class="c1">%%·======================================================================</span><span·class="w"> |
| 194 | </span><span·class="c1">%%·===·Client·===</span><span·class="w"> | 194 | </span><span·class="c1">%%·===·Client·===</span><span·class="w"> |
| 195 | </span><span·class="nf">client</span><span·class="p"·data-group-id=" | 195 | </span><span·class="nf">client</span><span·class="p"·data-group-id="1974901487-6">(</span><span·class="p"·data-group-id="1974901487-7">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Family</span><span·class="p"·data-group-id="1974901487-7">}</[·...·truncated·by·diffoscope;·len:·229,·SHA:·8b32509f8b2b3ed5c7b67e21f9fbc73e594750622b010b14a2aa659c86b03021·...·]-6">)</span><span·class="w"> |
| 196 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id=" | 196 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id="1974901487-8">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="1974901487-8">)</span><span·class="w">·</span><span·class="ow">orelse</span><span·class="w">·</span><span·class="nf">is_binary</span><span·class="p"·data-group-id="1974901487-9"[·...·truncated·by·diffoscope;·len:·76,·SHA:·f71ae82292cad49fdeebc9c0452c32d4f91317df4d03e5533a67fbead14df6ad·...·]-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 197 | ····</span><span·class="p"·data-group-id=" | 197 | ····</span><span·class="p"·data-group-id="1974901487-10">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sock</span><span·class="p"·data-group-id="1974901487-10">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·357,·SHA:·716724e39f29a8a0e2e723c477c058d0711e72c505f29da89c2c885be05a3626·...·]-11">)</span><span·class="p">,</span><span·class="w"> |
| 198 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">maybe_bind</span><span·class="p"·data-group-id=" | 198 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">maybe_bind</span><span·class="p"·data-group-id="1974901487-12">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Family</span><span·class="p"·data-group-id="1974901487-12">)</span><span·class="p">,</span><span·class="w"> |
| 199 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="1974901487-13">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ServerSockAddr</span><span·class="p"·data-group-id="1974901487-13">)</span><span·class="p">,</span><span·class="w"> |
| 200 | ····</span><span·class="nf">client_exchange</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="nf">client_exchange</span><span·class="p"·data-group-id="1974901487-14">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="1974901487-14">)</span><span·class="p">;</span><span·class="w"> |
| 201 | </span><span·class="nf">client</span><span·class="p"·data-group-id=" | 201 | </span><span·class="nf">client</span><span·class="p"·data-group-id="1974901487-15">(</span><span·class="n">ServerPort</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="1974901487-15">)</span><span·class="w"> |
| 202 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id=" | 202 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="1974901487-16">(</span><span·class="n">ServerPort</span><span·class="p"·data-group-id="1974901487-16">)</span><span·class="w">·</span><span·class="nf">andalso</span><span·class="w">·</span><span·class="p"·data-group-id="1974901487-17">(</span><span·class="[·...·truncated·by·diffoscope;·len:·161,·SHA:·bb0f195214a2bc2971f7d8d35f41407f62f334f3ba2d4f114b20cb926a63864d·...·]-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 203 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">inet</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Default</span><span·class="w"> | 203 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">inet</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Default</span><span·class="w"> |
| 204 | ····</span><span·class="n">Addr</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">get_local_addr</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="n">Addr</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">get_local_addr</span><span·class="p"·data-group-id="1974901487-18">(</span><span·class="n">Family</span><span·class="p"·data-group-id="1974901487-18">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Pick·an·address</span><span·class="w"> |
| 205 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1974901487-19">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Family</span><span·class="p">,</span><span·class="w"> |
| 206 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w"> | 206 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w"> |
| 207 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">ServerPort</span><span·class="p"·data-group-id=" | 207 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">ServerPort</span><span·class="p"·data-group-id="1974901487-19">}</span><span·class="p">,</span><span·class="w"> |
| 208 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id=" | 208 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id="1974901487-20">(</span><span·class="n">SockAddr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="1974901487-20">)</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="nf">client</span><span·class="p"·data-group-id=" | 209 | </span><span·class="nf">client</span><span·class="p"·data-group-id="1974901487-21">(</span><span·class="n">ServerPort</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ServerAddr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="1974901487-21">)</span><span·class="w"> |
| 210 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id=" | 210 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="1974901487-22">(</span><span·class="n">ServerPort</span><span·class="p"·data-group-id="1974901487-22">)</span><span·class="w">·</span><span·class="nf">andalso</span><span·class="w">·</span><span·class="p"·data-group-id="1974901487-23">(</span><span·class="[·...·truncated·by·diffoscope;·len:·161,·SHA:·bb0f195214a2bc2971f7d8d35f41407f62f334f3ba2d4f114b20cb926a63864d·...·]-23">)</span><span·class="w">·</span><span·class="ow">andalso</span><span·class="w"> |
| 211 | ·······</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id=" | 211 | ·······</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id="1974901487-24">(</span><span·class="n">ServerAddr</span><span·class="p"·data-group-id="1974901487-24">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 212 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">which_family</span><span·class="p"·data-group-id=" | 212 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">which_family</span><span·class="p"·data-group-id="1974901487-25">(</span><span·class="n">ServerAddr</span><span·class="p"·data-group-id="1974901487-25">)</span><span·class="p">,</span><span·class="w"> |
| 213 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 213 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1974901487-26">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Family</span><span·class="p">,</span><span·class="w"> |
| 214 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">ServerAddr</span><span·class="p">,</span><span·class="w"> | 214 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">ServerAddr</span><span·class="p">,</span><span·class="w"> |
| 215 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">ServerPort</span><span·class="p"·data-group-id=" | 215 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">ServerPort</span><span·class="p"·data-group-id="1974901487-26">}</span><span·class="p">,</span><span·class="w"> |
| 216 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id=" | 216 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id="1974901487-27">(</span><span·class="n">SockAddr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="1974901487-27">)</span><span·class="p">.</span><span·class="w"> |
| 217 | </span><span·class="c1">%%·Send·the·message·to·the·(echo)·server·and·wait·for·the·echo·to·come·back.</span><span·class="w"> | 217 | </span><span·class="c1">%%·Send·the·message·to·the·(echo)·server·and·wait·for·the·echo·to·come·back.</span><span·class="w"> |
| 218 | </span><span·class="nf">client_exchange</span><span·class="p"·data-group-id=" | 218 | </span><span·class="nf">client_exchange</span><span·class="p"·data-group-id="1974901487-28">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="1974901487-28">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·149,·SHA:·c15f00bba233ab5e67475ed2bc8f6c990a4cb0c13f3cb367b2b6ebef7a0fba58·...·]-29">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 219 | ····</span><span·class="nf">client_exchange</span><span·class="p"·data-group-id=" | 219 | ····</span><span·class="nf">client_exchange</span><span·class="p"·data-group-id="1974901487-30">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="1974901487-31">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="197490148[·...·truncated·by·diffoscope;·len:·55,·SHA:·682dd01686756b05282333bcc652bed25240dfac68446115dd86a4008e1c7a9f·...·]-30">)</span><span·class="p">;</span><span·class="w"> |
| 220 | </span><span·class="nf">client_exchange</span><span·class="p"·data-group-id=" | 220 | </span><span·class="nf">client_exchange</span><span·class="p"·data-group-id="1974901487-32">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="1974901487-32">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·151,·SHA:·128ca5c67c1145dfcddaf575fb1adaee29f411108240b9af81b20f4c3e170d30·...·]-33">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 221 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id=" | 221 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="1974901487-34">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">infinity</span><span·class="p"·data-group-id="1974901487-34">)</span><span·class="p">,</span><span·class="w"> |
| 222 | ····</span><span·class="p"·data-group-id=" | 222 | ····</span><span·class="p"·data-group-id="1974901487-35">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="1974901487-35">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·492,·SHA:·1a2091aa6beb916d351320d8433b2a1e7dc57c043aa231a24df7b2cc2aa08b69·...·]-36">)</span><span·class="p">,</span><span·class="w"> |
| 223 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 223 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 224 | </span><span·class="c1">%%·======================================================================</span><span·class="w"> | 224 | </span><span·class="c1">%%·======================================================================</span><span·class="w"> |
| 225 | </span><span·class="c1">%%·===·Server·===</span><span·class="w"> | 225 | </span><span·class="c1">%%·===·Server·===</span><span·class="w"> |
| 226 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 226 | </span><span·class="nf">server</span><span·class="p"·data-group-id="1974901487-38">(</span><span·class="p"·data-group-id="1974901487-38">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 227 | ····</span><span·class="c1">%%·Make·system·choose·port·(and·address)</span><span·class="w"> | 227 | ····</span><span·class="c1">%%·Make·system·choose·port·(and·address)</span><span·class="w"> |
| 228 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id=" | 228 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id="1974901487-39">(</span><span·class="mi">0</span><span·class="p"·data-group-id="1974901487-39">)</span><span·class="p">.</span><span·class="w"> |
| 229 | </span><span·class="c1">%%·This·function·return·the·port·and·address·that·it·actually·uses,</span><span·class="w"> | 229 | </span><span·class="c1">%%·This·function·return·the·port·and·address·that·it·actually·uses,</span><span·class="w"> |
| 230 | </span><span·class="c1">%%·in·case·server/0·or·server/1·(with·a·port·number)·was·used·to·start·it.</span><span·class="w"> | 230 | </span><span·class="c1">%%·in·case·server/0·or·server/1·(with·a·port·number)·was·used·to·start·it.</span><span·class="w"> |
| 231 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 231 | </span><span·class="nf">server</span><span·class="p"·data-group-id="1974901487-40">(</span><span·class="p"·data-group-id="1974901487-41">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Family</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·501,·SHA:·634b5afbc9f1036af31ab9d7392abde3dc79e9bf99525b828f508b2ad2ed6193·...·]-40">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="p"·data-group-id="1974901487-42">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sock</span><span·class="p"·data-group-id="1974901487-42">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·353,·SHA:·e5b22b6dc141f28da67668eb65bad691ec2683794f983cc5de959603367944b6·...·]-43">)</span><span·class="p">,</span><span·class="w"> |
| 233 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">bind</span><span·class="p"·data-group-id=" | 233 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">bind</span><span·class="p"·data-group-id="1974901487-44">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SockAddr</span><span·class="p"·data-group-id="1974901487-44">)</span><span·class="p">,</span><span·class="w"> |
| 234 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">listen</span><span·class="p"·data-group-id=" | 234 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">listen</span><span·class="p"·data-group-id="1974901487-45">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="1974901487-45">)</span><span·class="p">,</span><span·class="w"> |
| 235 | ····</span><span·class="p"·data-group-id=" | 235 | ····</span><span·class="p"·data-group-id="1974901487-46">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1974901487-47">#{</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·412,·SHA:·b9bc3ece0e0f5537ebaf33b52529892af7d69f7ccfffd47bc542e1318ea5b922·...·]-48">)</span><span·class="p">,</span><span·class="w"> |
| 236 | ····</span><span·class="n">Acceptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_acceptor</span><span·class="p"·data-group-id=" | 236 | ····</span><span·class="n">Acceptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_acceptor</span><span·class="p"·data-group-id="1974901487-49">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="1974901487-49">)</span><span·class="p">,</span><span·class="w"> |
| 237 | ····</span><span·class="p"·data-group-id=" | 237 | ····</span><span·class="p"·data-group-id="1974901487-50">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1974901487-51">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Addr</span><sp[·...·truncated·by·diffoscope;·len:·171,·SHA:·1c88d508a1a80c58143c21f73240570be533c56397e9d65d0a2605093d9b37fa·...·]-50">}</span><span·class="p">;</span><span·class="w"> |
| 238 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 238 | </span><span·class="nf">server</span><span·class="p"·data-group-id="1974901487-52">(</span><span·class="n">Port</span><span·class="p"·data-group-id="1974901487-52">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="1974901487-5[·...·truncated·by·diffoscope;·len:·79,·SHA:·26fa90821ea545b5344f450cd9ec0dfa176a29768cec3e1acb6b3c474ddb1422·...·]-53">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 239 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">inet</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Default</span><span·class="w"> | 239 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">inet</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Default</span><span·class="w"> |
| 240 | ····</span><span·class="n">Addr</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">get_local_addr</span><span·class="p"·data-group-id=" | 240 | ····</span><span·class="n">Addr</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">get_local_addr</span><span·class="p"·data-group-id="1974901487-54">(</span><span·class="n">Family</span><span·class="p"·data-group-id="1974901487-54">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Pick·an·address</span><span·class="w"> |
| 241 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 241 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1974901487-55">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Family</span><span·class="p">,</span><span·class="w"> |
| 242 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w"> | 242 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w"> |
| 243 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id=" | 243 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="1974901487-55">}</span><span·class="p">,</span><span·class="w"> |
| 244 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id=" | 244 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id="1974901487-56">(</span><span·class="n">SockAddr</span><span·class="p"·data-group-id="1974901487-56">)</span><span·class="p">.</span><span·class="w"> |
| 245 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 245 | </span><span·class="nf">server</span><span·class="p"·data-group-id="1974901487-57">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Addr</span><span·class="p"·data-group-id="1974901487-57">)</span><span·class="w"> |
| 246 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id=" | 246 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="1974901487-58">(</span><span·class="n">Port</span><span·class="p"·data-group-id="1974901487-58">)</span><span·class="w">·</span><span·class="nf">andalso</span><span·class="w">·</span><span·class="p"·data-group-id="1974901487-59">(</span><span·class="n">Por[·...·truncated·by·diffoscope;·len:·150,·SHA:·b5aecc116074c6fd8a8b2008d4953ca4a3536882b3367918831e18bf1daf10fc·...·]-59">)</span><span·class="w">·</span><span·class="ow">andalso</span><span·class="w"> |
| 247 | ·······</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id=" | 247 | ·······</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id="1974901487-60">(</span><span·class="n">Addr</span><span·class="p"·data-group-id="1974901487-60">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 248 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">which_family</span><span·class="p"·data-group-id=" | 248 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">which_family</span><span·class="p"·data-group-id="1974901487-61">(</span><span·class="n">Addr</span><span·class="p"·data-group-id="1974901487-61">)</span><span·class="p">,</span><span·class="w"> |
| 249 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 249 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1974901487-62">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Family</span><span·class="p">,</span><span·class="w"> |
| 250 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w"> | 250 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w"> |
| 251 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id=" | 251 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="1974901487-62">}</span><span·class="p">,</span><span·class="w"> |
| 252 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id=" | 252 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id="1974901487-63">(</span><span·class="n">SockAddr</span><span·class="p"·data-group-id="1974901487-63">)</span><span·class="p">.</span><span·class="w"> |
| 253 | </span><span·class="c1">%%·---·Echo·Server·-·Acceptor·---</span><span·class="w"> | 253 | </span><span·class="c1">%%·---·Echo·Server·-·Acceptor·---</span><span·class="w"> |
| 254 | </span><span·class="nf">start_acceptor</span><span·class="p"·data-group-id=" | 254 | </span><span·class="nf">start_acceptor</span><span·class="p"·data-group-id="1974901487-64">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="1974901487-64">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 255 | ····</span><span·class="n">Self</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id=" | 255 | ····</span><span·class="n">Self</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="1974901487-65">(</span><span·class="p"·data-group-id="1974901487-65">)</span><span·class="p">,</span><span·class="w"> |
| 256 | ····</span><span·class="p"·data-group-id=" | 256 | ····</span><span·class="p"·data-group-id="1974901487-66">{</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p"·data-group-id="1974901487-66">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·635,·SHA:·e4e2c77c44c7f5a134ff13bbeaecfd116d596c32259a7c0e9b7ca2cf3c07e82f·...·]-67">)</span><span·class="p">,</span><span·class="w"> |
| 257 | ····</span><span·class="k">receive</span><span·class="w"> | 257 | ····</span><span·class="k">receive</span><span·class="w"> |
| 258 | » </span><span·class="p"·data-group-id=" | 258 | » </span><span·class="p"·data-group-id="1974901487-70">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·[·...·truncated·by·diffoscope;·len:·149,·SHA:·ca315e12e4ca8437ecd96aa0dc8755f3e4357435eb2bc05b48dbbfdf2369df6b·...·]-70">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 259 | » ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 259 | » ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="1974901487-71">(</span><span·class="p"·data-group-id="1974901487-72">{</span><span·class="ss">failed_starting_acceptor</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p"·data-group-id="1974901487-72">}</span><s[·...·truncated·by·diffoscope;·len:·39,·SHA:·08bb57829b930c7aecd5fa03714e13ab23b711586e1b50e615f7902b53abc8b7·...·]-71">)</span><span·class="p">;</span><span·class="w"> |
| 260 | » </span><span·class="p"·data-group-id=" | 260 | » </span><span·class="p"·data-group-id="1974901487-73">{</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">started</span><span·class="p"·data-group-id="1974901487-73">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 261 | » ····</span><span·class="c1">%%·Transfer·ownership</span><span·class="w"> | 261 | » ····</span><span·class="c1">%%·Transfer·ownership</span><span·class="w"> |
| 262 | » ····</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">setopt</span><span·class="p"·data-group-id=" | 262 | » ····</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">setopt</span><span·class="p"·data-group-id="1974901487-74">(</span><span·class="n">LSock</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">otp</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">owner</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·62,·SHA:·d312345668664f199e067b6b77b6e6bb3c3b11c4942028757c13660280add71e·...·]-74">)</span><span·class="p">,</span><span·class="w"> |
| 263 | » ····</span><span·class="n">Pid</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 263 | » ····</span><span·class="n">Pid</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="1974901487-75">{</span><span·class="nf">self</span><span·class="p"·data-group-id="1974901487-76">(</span><span·class="p"·data-group-id="1974901487-76">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">continue</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·b040f612e52095ae2a184e854134de3eb8ed2a9a05139d4085df5135cd9da057·...·]-75">}</span><span·class="p">,</span><span·class="w"> |
| 264 | » ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id=" | 264 | » ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id="1974901487-77">(</span><span·class="n">MRef</span><span·class="p"·data-group-id="1974901487-77">)</span><span·class="p">,</span><span·class="w"> |
| 265 | » ····</span><span·class="n">Pid</span><span·class="w"> | 265 | » ····</span><span·class="n">Pid</span><span·class="w"> |
| 266 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 266 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 267 | ···· | 267 | ···· |
| 268 | </span><span·class="nf">acceptor_init</span><span·class="p"·data-group-id=" | 268 | </span><span·class="nf">acceptor_init</span><span·class="p"·data-group-id="1974901487-78">(</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">LSock</span><span·class="p"·data-group-id="1974901487-78">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 269 | ····</span><span·class="n">Parent</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 269 | ····</span><span·class="n">Parent</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="1974901487-79">{</span><span·class="nf">self</span><span·class="p"·data-group-id="1974901487-80">(</span><span·class="p"·data-group-id="1974901487-80">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">started</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·6604dfec63c48395cfb5418b29cde0d31b0c8b369652f734938e227fe31aedb5·...·]-79">}</span><span·class="p">,</span><span·class="w"> |
| 270 | ····</span><span·class="k">receive</span><span·class="w"> | 270 | ····</span><span·class="k">receive</span><span·class="w"> |
| 271 | » </span><span·class="p"·data-group-id=" | 271 | » </span><span·class="p"·data-group-id="1974901487-81">{</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">continue</span><span·class="p"·data-group-id="1974901487-81">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 272 | » ····</span><span·class="ss">ok</span><span·class="w"> | 272 | » ····</span><span·class="ss">ok</span><span·class="w"> |
| 273 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 273 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 274 | ····</span><span·class="nf">acceptor_loop</span><span·class="p"·data-group-id=" | 274 | ····</span><span·class="nf">acceptor_loop</span><span·class="p"·data-group-id="1974901487-82">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="1974901487-82">)</span><span·class="p">.</span><span·class="w"> |
| 275 | </span><span·class="nf">acceptor_loop</span><span·class="p"·data-group-id=" | 275 | </span><span·class="nf">acceptor_loop</span><span·class="p"·data-group-id="1974901487-83">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="1974901487-83">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 276 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">accept</span><span·class="p"·data-group-id=" | 276 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">accept</span><span·class="p"·data-group-id="1974901487-84">(</span><span·class="n">LSock</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">infinity</span><span·class="p"·data-group-id="1974901487-84">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 277 | » </span><span·class="p"·data-group-id=" | 277 | » </span><span·class="p"·data-group-id="1974901487-85">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ASock</span><span·class="p"·data-group-id="1974901487-85">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 278 | » ····</span><span·class="nf">start_handler</span><span·class="p"·data-group-id=" | 278 | » ····</span><span·class="nf">start_handler</span><span·class="p"·data-group-id="1974901487-86">(</span><span·class="n">ASock</span><span·class="p"·data-group-id="1974901487-86">)</span><span·class="p">,</span><span·class="w"> |
| 279 | » ····</span><span·class="nf">acceptor_loop</span><span·class="p"·data-group-id=" | 279 | » ····</span><span·class="nf">acceptor_loop</span><span·class="p"·data-group-id="1974901487-87">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="1974901487-87">)</span><span·class="p">;</span><span·class="w"> |
| 280 | » </span><span·class="p"·data-group-id=" | 280 | » </span><span·class="p"·data-group-id="1974901487-88">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="1974901487-88">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 281 | » ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 281 | » ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="1974901487-89">(</span><span·class="p"·data-group-id="1974901487-90">{</span><span·class="ss">accept_failed</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="1974901487-90">}</span><span·class[·...·truncated·by·diffoscope;·len:·30,·SHA:·27bc436122fd6605d19959951ae21fc55e1d9b15a1bbaae2e49bc9c9fb00c25d·...·]-89">)</span><span·class="w"> |
| 282 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 282 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 283 | </span><span·class="c1">%%·---·Echo·Server·-·Handler·---</span><span·class="w"> | 283 | </span><span·class="c1">%%·---·Echo·Server·-·Handler·---</span><span·class="w"> |
| 284 | </span><span·class="nf">start_handler</span><span·class="p"·data-group-id=" | 284 | </span><span·class="nf">start_handler</span><span·class="p"·data-group-id="1974901487-91">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="1974901487-91">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 285 | ····</span><span·class="n">Self</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id=" | 285 | ····</span><span·class="n">Self</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="1974901487-92">(</span><span·class="p"·data-group-id="1974901487-92">)</span><span·class="p">,</span><span·class="w"> |
| 286 | ····</span><span·class="p"·data-group-id=" | 286 | ····</span><span·class="p"·data-group-id="1974901487-93">{</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p"·data-group-id="1974901487-93">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·633,·SHA:·ade8dcf58e8845a141dcfe14176617fc11a9312613a8772342e4989c3f84aac5·...·]-94">)</span><span·class="p">,</span><span·class="w"> |
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| Offset 142, 31 lines modified | Offset 142, 31 lines modified | ||
| 142 | </h2> | 142 | </h2> |
| 143 | <p>All·tracing·is·done·within·a·trace·session.·Trace·sessions·can·be | 143 | <p>All·tracing·is·done·within·a·trace·session.·Trace·sessions·can·be |
| 144 | <a·href="#session_create/3">created</a>·and·<a·href="#session_destroy/1">destroyed</a> | 144 | <a·href="#session_create/3">created</a>·and·<a·href="#session_destroy/1">destroyed</a> |
| 145 | dynamically.·Each·session·has·its·own·tracer·that·will·receive·all·trace | 145 | dynamically.·Each·session·has·its·own·tracer·that·will·receive·all·trace |
| 146 | messages.·Several·sessions·can·exist·at·the·same·time·without·interfering·with | 146 | messages.·Several·sessions·can·exist·at·the·same·time·without·interfering·with |
| 147 | each·other.·When·a·trace·session·is·destroyed,·all·its·trace·settings·are | 147 | each·other.·When·a·trace·session·is·destroyed,·all·its·trace·settings·are |
| 148 | automatically·cleaned·up.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Create·a·tracer·process·that·will·receive·the·trace·events</span><span·class="gp·unselectable"> | 148 | automatically·cleaned·up.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Create·a·tracer·process·that·will·receive·the·trace·events</span><span·class="gp·unselectable"> |
| 149 | 1>·</span><span·class="n">Tracer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="5 | 149 | 1>·</span><span·class="n">Tracer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="5467352413-1">(</span><span·class="k">fun</span><span·class="w">·</span><span·class="n">F</span><span·class="p"·data-group-id="5467352413-2">(</span><span·class="p"·data-group-id="5467352413-2">)</span><span·class="w">·</span><span·class="p">-></span><sp[·...·truncated·by·diffoscope;·len:·944,·SHA:·0017490eac486e72bbb65d960855eb381629c8b70a14c92fad78bfb488e7d885·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="o"><</span><span·class="mf">0.91</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> | 150 | </span><span·class="o"><</span><span·class="mf">0.91</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> |
| 151 | </span><span·class="c1">%%·Create·a·session·using·the·Tracer</span><span·class="gp·unselectable"> | 151 | </span><span·class="c1">%%·Create·a·session·using·the·Tracer</span><span·class="gp·unselectable"> |
| 152 | 2>·</span><span·class="n">Session</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">session_create</span><span·class="p"·data-group-id="5 | 152 | 2>·</span><span·class="n">Session</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">session_create</span><span·class="p"·data-group-id="5467352413-6">(</span><span·class="ss">my_session</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tracer</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5467352413-7">[</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·71,·SHA:·748cbb1662aac8a30466dba6e3a5ce6d10414b91cde842f6ba05b6a13d2ceb22·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="p"·data-group-id="5 | 153 | </span><span·class="p"·data-group-id="5467352413-8">{</span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.1543805153</span><span·class="p">.</span><span·class="mf">1548353537.92331</span><span·class="o">></span><span·class="p">,</span><span·c[·...·truncated·by·diffoscope;·len:·247,·SHA:·7bfb0eb0cc0a608cd25abd3325abc937b975bee3533998a090424cf80de286b2·...·]-8">}</span><span·class="w"> |
| 154 | </span><span·class="c1">%%·Setup·call·tracing·on·self()</span><span·class="gp·unselectable"> | 154 | </span><span·class="c1">%%·Setup·call·tracing·on·self()</span><span·class="gp·unselectable"> |
| 155 | 3>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">process</span><span·class="p"·data-group-id="5 | 155 | 3>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">process</span><span·class="p"·data-group-id="5467352413-10">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="5467352413-11">(</span><span·class="p"·data-group-id="5467352413-11">)</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·281,·SHA:·8f895e386610ca26cb9fe64d1a3c96d3321e15997419041971baa026db0993b4·...·]-10">)</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="mi">1</span><span·class="w"> | 156 | </span><span·class="mi">1</span><span·class="w"> |
| 157 | </span><span·class="c1">%%·Setup·call·tracing·on·lists:seq/2</span><span·class="gp·unselectable"> | 157 | </span><span·class="c1">%%·Setup·call·tracing·on·lists:seq/2</span><span·class="gp·unselectable"> |
| 158 | 4>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">function</span><span·class="p"·data-group-id="5 | 158 | 4>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">function</span><span·class="p"·data-group-id="5467352413-13">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5467352413-14">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">seq</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·434,·SHA:·9cb43bdcbda571f0359f39da0e75c71e897f80f3919f683fffc5e8418c614173·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="mi">1</span><span·class="w"> | 159 | </span><span·class="mi">1</span><span·class="w"> |
| 160 | </span><span·class="c1">%%·Call·the·traced·function</span><span·class="gp·unselectable"> | 160 | </span><span·class="c1">%%·Call·the·traced·function</span><span·class="gp·unselectable"> |
| 161 | 5>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="5 | 161 | 5>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="5467352413-17">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">10</span><span·class="p"·data-group-id="5467352413-17">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="p"·data-group-id="5 | 162 | </span><span·class="p"·data-group-id="5467352413-18">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.89</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="ss">call</spa[·...·truncated·by·diffoscope;·len:·462,·SHA:·879e082186e0407d22fc57050c0d14e55d88d2d8d6b8678ea07527ac626649f8·...·]-18">}</span><span·class="w">·</span><span·class="c1">%·The·trace·message</span><span·class="w"> |
| 163 | </span><span·class="p"·data-group-id="5 | 163 | </span><span·class="p"·data-group-id="5467352413-21">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="[·...·truncated·by·diffoscope;·len:·274,·SHA:·f6d8bf82f83e3ec18789ad43005a125f35d1b8a8204091ac20c24feb9e69fb09·...·]-21">]</span><span·class="w">·</span><span·class="c1">%·The·return·value</span><span·class="w"> |
| 164 | </span><span·class="c1">%%·Cleanup·the·trace·session</span><span·class="gp·unselectable"> | 164 | </span><span·class="c1">%%·Cleanup·the·trace·session</span><span·class="gp·unselectable"> |
| 165 | 6>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">session_destroy</span><span·class="p"·data-group-id="5 | 165 | 6>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">session_destroy</span><span·class="p"·data-group-id="5467352413-22">(</span><span·class="n">Session</span><span·class="p"·data-group-id="5467352413-22">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="ss">ok</span></code></pre><h2·id="module-node-local-tracing-only"·class="section-heading"> | 166 | </span><span·class="ss">ok</span></code></pre><h2·id="module-node-local-tracing-only"·class="section-heading"> |
| 167 | ··<a·href="#module-node-local-tracing-only"·class="hover-link"> | 167 | ··<a·href="#module-node-local-tracing-only"·class="hover-link"> |
| 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 169 | ··</a> | 169 | ··</a> |
| 170 | ··<span·class="text">Node·Local·Tracing·Only</span> | 170 | ··<span·class="text">Node·Local·Tracing·Only</span> |
| 171 | </h2> | 171 | </h2> |
| 172 | <p>The·functions·in·this·module·only·operates·on·the·local·node.·That·is,·both·the | 172 | <p>The·functions·in·this·module·only·operates·on·the·local·node.·That·is,·both·the |
| Offset 1284, 17 lines modified | Offset 1284, 17 lines modified | ||
| 1284 | <code·class="inline">undefined</code>·if·the·sender·is·not·known·(which·can·be·the·case·for·remote | 1284 | <code·class="inline">undefined</code>·if·the·sender·is·not·known·(which·can·be·the·case·for·remote |
| 1285 | senders).·<code·class="inline">Msg</code>·is·the·message·term.·The·pid·of·the·receiving·process·can·be | 1285 | senders).·<code·class="inline">Msg</code>·is·the·message·term.·The·pid·of·the·receiving·process·can·be |
| 1286 | accessed·with·the·guard·function·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>.·An·empty·list·is·the·same·as | 1286 | accessed·with·the·guard·function·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>.·An·empty·list·is·the·same·as |
| 1287 | <code·class="inline">true</code>.·For·more·information,·see·section | 1287 | <code·class="inline">true</code>.·For·more·information,·see·section |
| 1288 | <a·href="../../../../erts-15.2.2/doc/html/match_spec.html">Match·Specifications·in·Erlang</a>·in·the·User's·Guide | 1288 | <a·href="../../../../erts-15.2.2/doc/html/match_spec.html">Match·Specifications·in·Erlang</a>·in·the·User's·Guide |
| 1289 | for·the·ERTS·application.</p></li><li><p><strong><code·class="inline">true</code></strong>·-·Enable·tracing·for·all·received·messages·(to·<code·class="inline">'receive'</code>·traced | 1289 | for·the·ERTS·application.</p></li><li><p><strong><code·class="inline">true</code></strong>·-·Enable·tracing·for·all·received·messages·(to·<code·class="inline">'receive'</code>·traced |
| 1290 | processes).·Any·match·specification·is·removed.·<em>This·is·the·default</em>.</p></li><li><p><strong><code·class="inline">false</code></strong>·-·Disable·tracing·for·all·received·messages.·Any·match | 1290 | processes).·Any·match·specification·is·removed.·<em>This·is·the·default</em>.</p></li><li><p><strong><code·class="inline">false</code></strong>·-·Disable·tracing·for·all·received·messages.·Any·match |
| 1291 | specification·is·removed.</p></li></ul><p>Argument·<code·class="inline">FlagList</code>·must·be·<code·class="inline">[]</code>·for·receive·tracing.</p><p>The·return·value·is·always·<code·class="inline">1</code>.</p><p><em>Examples:</em></p><p>Only·trace·messages·from·a·specific·process·<code·class="inline">Pid</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="1375425251-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1375425251-2">[</span><span·class="p"·data-group-id="1375425251-3">{</span><span·class="p"·data-group-id="1375425251-4">[</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="1375425251-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="1375425251-5">[</span><span·class="p"·data-group-id="1375425251-5">]</span><span·class="p">,</span><span·class="p"·data-group-id="1375425251-6">[</span><span·class="p"·data-group-id="1375425251-6">]</span><span·class="p"·data-group-id="1375425251-3">}</span><span·class="p"·data-group-id="1375425251-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1375425251-7">[</span><span·class="p"·data-group-id="1375425251-7">]</span><span·class="p"·data-group-id="1375425251-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1292 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·matching·<code·class="inline">{reply,·_}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="9945832558-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9945832558-2">[</span><span·class="p"·data-group-id="9945832558-3">{</span><span·class="p"·data-group-id="9945832558-4">[</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9945832558-5">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p"·data-group-id="9945832558-5">}</span><span·class="p"·data-group-id="9945832558-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="9945832558-6">[</span><span·class="p"·data-group-id="9945832558-6">]</span><span·class="p">,</span><span·class="p"·data-group-id="9945832558-7">[</span><span·class="p"·data-group-id="9945832558-7">]</span><span·class="p"·data-group-id="9945832558-3">}</span><span·class="p"·data-group-id="9945832558-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9945832558-8">[</span><span·class="p"·data-group-id="9945832558-8">]</span><span·class="p"·data-group-id="9945832558-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1293 | 1291 | specification·is·removed.</p></li></ul><p>Argument·<code·class="inline">FlagList</code>·must·be·<code·class="inline">[]</code>·for·receive·tracing.</p><p>The·return·value·is·always·<code·class="inline">1</code>.</p><p><em>Examples:</em></p><p>Only·trace·me[·...·truncated·by·diffoscope;·len:·1310,·SHA:·ac14f31ad1ebe5445fbb717310688e60a8ce8581fe247023b7f228e550ee1d54·...·]-1">)</span><span·class="p">.</span><span·class="w"> | |
| 1292 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·matching·<code·class="inline">{reply,·_}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="8287124578-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8287124578-2">[</span><span·class="p"·data-group-id="8287124578-3">{</span><span·class="p"·data-group-id="8287124578-4">[</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8287124578-5">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p"·data-group-id="8287124578-5">}</span><span·class="p"·data-group-id="8287124578-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="8287124578-6">[</span><span·class="p"·data-group-id="8287124578-6">]</span><span·class="p">,</span><span·class="p"·data-group-id="8287124578-7">[</span><span·class="p"·data-group-id="8287124578-7">]</span><span·class="p"·data-group-id="8287124578-3">}</span><span·class="p"·data-group-id="8287124578-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8287124578-8">[</span><span·class="p"·data-group-id="8287124578-8">]</span><span·class="p"·data-group-id="8287124578-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1293 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·from·other·nodes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="4990845943-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4990845943-2">[</span><span·class="p"·data-group-id="4990845943-3">{</span><span·class="p"·data-group-id="4990845943-4">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="4990845943-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="4990845943-5">[</span><span·class="p"·data-group-id="4990845943-6">{</span><span·class="ss">'=/='</span><span·class="p">,</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="p"·data-group-id="4990845943-7">{</span><span·class="nb">node</span><span·class="p"·data-group-id="4990845943-7">}</span><span·class="p"·data-group-id="4990845943-6">}</span><span·class="p"·data-group-id="4990845943-5">]</span><span·class="p">,</span><span·class="p"·data-group-id="4990845943-8">[</span><span·class="p"·data-group-id="4990845943-8">]</span><span·class="p"·data-group-id="4990845943-3">}</span><span·class="p"·data-group-id="4990845943-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4990845943-9">[</span><span·class="p"·data-group-id="4990845943-9">]</span><span·class="p"·data-group-id="4990845943-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1294 | </span><span·class="mi">1</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>A·match·specification·for·<code·class="inline">'receive'</code>·trace·can·use·all·guard·and·body | 1294 | </span><span·class="mi">1</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>A·match·specification·for·<code·class="inline">'receive'</code>·trace·can·use·all·guard·and·body |
| 1295 | functions·except·<code·class="inline">caller</code>,·<code·class="inline">is_seq_trace</code>,·<code·class="inline">get_seq_token</code>,·<code·class="inline">set_seq_token</code>, | 1295 | functions·except·<code·class="inline">caller</code>,·<code·class="inline">is_seq_trace</code>,·<code·class="inline">get_seq_token</code>,·<code·class="inline">set_seq_token</code>, |
| 1296 | <code·class="inline">enable_trace</code>,·<code·class="inline">disable_trace</code>,·<code·class="inline">trace</code>,·<code·class="inline">silent</code>,·and·<code·class="inline">process_dump</code>.</p></section><p>Fails·by·raising·an·error·exception·with·an·error·reason·of:</p><ul><li><p><strong><code·class="inline">badarg</code></strong>·-·If·an·argument·is·invalid.</p></li><li><p><strong><code·class="inline">system_limit</code></strong>·-·If·a·match·specification·passed·as·argument·has·excessive | 1296 | <code·class="inline">enable_trace</code>,·<code·class="inline">disable_trace</code>,·<code·class="inline">trace</code>,·<code·class="inline">silent</code>,·and·<code·class="inline">process_dump</code>.</p></section><p>Fails·by·raising·an·error·exception·with·an·error·reason·of:</p><ul><li><p><strong><code·class="inline">badarg</code></strong>·-·If·an·argument·is·invalid.</p></li><li><p><strong><code·class="inline">system_limit</code></strong>·-·If·a·match·specification·passed·as·argument·has·excessive |
| 1297 | nesting·which·causes·scheduler·stack·exhaustion·for·the·scheduler·that·the | 1297 | nesting·which·causes·scheduler·stack·exhaustion·for·the·scheduler·that·the |
| 1298 | calling·process·is·executing·on. | 1298 | calling·process·is·executing·on. |
| 1299 | <a·href="../../../../erts-15.2.2/doc/html/erl_cmd.html#sched_thread_stack_size">Scheduler·stack·size</a>·can·be·configured | 1299 | <a·href="../../../../erts-15.2.2/doc/html/erl_cmd.html#sched_thread_stack_size">Scheduler·stack·size</a>·can·be·configured |
| 1300 | when·starting·the·runtime·system.</p></li></ul> | 1300 | when·starting·the·runtime·system.</p></li></ul> |
| Offset 1335, 18 lines modified | Offset 1335, 18 lines modified | ||
| 1335 | the·list·<code·class="inline">[Receiver,·Msg]</code>.·<code·class="inline">Receiver</code>·is·the·process·or·port·identity·of·the | 1335 | the·list·<code·class="inline">[Receiver,·Msg]</code>.·<code·class="inline">Receiver</code>·is·the·process·or·port·identity·of·the |
| 1336 | receiver·and·<code·class="inline">Msg</code>·is·the·message·term.·The·pid·of·the·sending·process·can·be | 1336 | receiver·and·<code·class="inline">Msg</code>·is·the·message·term.·The·pid·of·the·sending·process·can·be |
| 1337 | accessed·with·the·guard·function·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>.·An·empty·list·is·the·same·as | 1337 | accessed·with·the·guard·function·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>.·An·empty·list·is·the·same·as |
| 1338 | <code·class="inline">true</code>.·For·more·information,·see·section | 1338 | <code·class="inline">true</code>.·For·more·information,·see·section |
| 1339 | <a·href="../../../../erts-15.2.2/doc/html/match_spec.html">Match·Specifications·in·Erlang</a>·in·the·User's·Guide | 1339 | <a·href="../../../../erts-15.2.2/doc/html/match_spec.html">Match·Specifications·in·Erlang</a>·in·the·User's·Guide |
| 1340 | for·the·ERTS·application.</p></li><li><p><strong><code·class="inline">true</code></strong>·-·Enable·tracing·for·all·sent·messages·(from·<code·class="inline">send</code>·traced | 1340 | for·the·ERTS·application.</p></li><li><p><strong><code·class="inline">true</code></strong>·-·Enable·tracing·for·all·sent·messages·(from·<code·class="inline">send</code>·traced |
| 1341 | processes).·Any·match·specification·is·removed.</p></li><li><p><strong><code·class="inline">false</code></strong>·-·Disable·tracing·for·all·sent·messages.·Any·match·specification | 1341 | processes).·Any·match·specification·is·removed.</p></li><li><p><strong><code·class="inline">false</code></strong>·-·Disable·tracing·for·all·sent·messages.·Any·match·specification |
| 1342 | is·removed.</p></li></ul><p>Argument·<code·class="inline">FlagList</code>·must·be·<code·class="inline">[]</code>.</p><p>The·return·value·is·always·<code·class="inline">1</code>.</p><p><em>Examples:</em></p><p>Only·trace·messages·to·a·specific·process·<code·class="inline">Pid</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id=" | 1342 | is·removed.</p></li></ul><p>Argument·<code·class="inline">FlagList</code>·must·be·<code·class="inline">[]</code>.</p><p>The·return·value·is·always·<code·class="inline">1</code>.</p><p><em>Examples:</em></p><p>Only·trace·messages·to·a·specific·process·<code·class="inline">Pid</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="2208594852-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2208594852-2">[</span><span·class="p"·data-group-id="2208594852-3">{</span><span·class="p"·data-group-id="2208594852-4">[</sp[·...·truncated·by·diffoscope;·len:·726,·SHA:·7202946d8b0ccf72f7073df193852a32998971852f1e129f8812dd8cb7a13f83·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1343 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·matching·<code·class="inline">{reply,·_}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="9375880719-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9375880719-2">[</span><span·class="p"·data-group-id="9375880719-3">{</span><span·class="p"·data-group-id="9375880719-4">[</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9375880719-5">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p"·data-group-id="9375880719-5">}</span><span·class="p"·data-group-id="9375880719-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="9375880719-6">[</span><span·class="p"·data-group-id="9375880719-6">]</span><span·class="p">,</span><span·class="p"·data-group-id="9375880719-7">[</span><span·class="p"·data-group-id="9375880719-7">]</span><span·class="p"·data-group-id="9375880719-3">}</span><span·class="p"·data-group-id="9375880719-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9375880719-8">[</span><span·class="p"·data-group-id="9375880719-8">]</span><span·class="p"·data-group-id="9375880719-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1344 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·sent·to·the·sender·itself:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="0116098420-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0116098420-2">[</span><span·class="p"·data-group-id="0116098420-3">{</span><span·class="p"·data-group-id="0116098420-4">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="0116098420-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="0116098420-5">[</span><span·class="p"·data-group-id="0116098420-6">{</span><span·class="ss">'=:='</span><span·class="p">,</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="p"·data-group-id="0116098420-7">{</span><span·class="ss">self</span><span·class="p"·data-group-id="0116098420-7">}</span><span·class="p"·data-group-id="0116098420-6">}</span><span·class="p"·data-group-id="0116098420-5">]</span><span·class="p">,</span><span·class="p"·data-group-id="0116098420-8">[</span><span·class="p"·data-group-id="0116098420-8">]</span><span·class="p"·data-group-id="0116098420-3">}</span><span·class="p"·data-group-id="0116098420-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0116098420-9">[</span><span·class="p"·data-group-id="0116098420-9">]</span><span·class="p"·data-group-id="0116098420-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1345 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages· | 1343 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·matching·<code·class="inline">{reply,·_}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="46[·...·truncated·by·diffoscope;·len:·1148,·SHA:·ccd263bfc736617dbffeb0681fc4709b8811cb3e9d46de833f3f70044b653b7d·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1344 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·sent·to·the·sender·itself:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="8580865235-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8580865235-2">[</span><span·class="p"·data-group-id="8580865235-3">{</span><span·class="p"·data-group-id="8580865235-4">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="8580865235-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="8580865235-5">[</span><span·class="p"·data-group-id="8580865235-6">{</span><span·class="ss">'=:='</span><span·class="p">,</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="p"·data-group-id="8580865235-7">{</span><span·class="ss">self</span><span·class="p"·data-group-id="8580865235-7">}</span><span·class="p"·data-group-id="8580865235-6">}</span><span·class="p"·data-group-id="8580865235-5">]</span><span·class="p">,</span><span·class="p"·data-group-id="8580865235-8">[</span><span·class="p"·data-group-id="8580865235-8">]</span><span·class="p"·data-group-id="8580865235-3">}</span><span·class="p"·data-group-id="8580865235-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8580865235-9">[</span><span·class="p"·data-group-id="8580865235-9">]</span><span·class="p"·data-group-id="8580865235-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1345 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·sent·to·other·nodes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="9495922623-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9495922623-2">[</span><span·class="p"·data-group-id="9495922623-3">{</span><span·class="p"·data-group-id="9495922623-4">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="9495922623-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="9495922623-5">[</span><span·class="p"·data-group-id="9495922623-6">{</span><span·class="ss">'=/='</span><span·class="p">,</span><span·class="p"·data-group-id="9495922623-7">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="9495922623-7">}</span><span·class="p">,</span><span·class="p"·data-group-id="9495922623-8">{</span><span·class="nb">node</span><span·class="p"·data-group-id="9495922623-8">}</span><span·class="p"·data-group-id="9495922623-6">}</span><span·class="p"·data-group-id="9495922623-5">]</span><span·class="p">,</span><span·class="p"·data-group-id="9495922623-9">[</span><span·class="p"·data-group-id="9495922623-9">]</span><span·class="p"·data-group-id="9495922623-3">}</span><span·class="p"·data-group-id="9495922623-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9495922623-10">[</span><span·class="p"·data-group-id="9495922623-10">]</span><span·class="p"·data-group-id="9495922623-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1346 | </span><span·class="mi">1</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>A·match·specification·for·<code·class="inline">send</code>·trace·can·use·all·guard·and·body·functions | 1346 | </span><span·class="mi">1</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>A·match·specification·for·<code·class="inline">send</code>·trace·can·use·all·guard·and·body·functions |
| 1347 | except·<code·class="inline">caller</code>.</p></section><p>Fails·by·raising·an·error·exception·with·an·error·reason·of:</p><ul><li><p><strong><code·class="inline">badarg</code></strong>·-·If·an·argument·is·invalid.</p></li><li><p><strong><code·class="inline">system_limit</code></strong>·-·If·a·match·specification·passed·as·argument·has·excessive | 1347 | except·<code·class="inline">caller</code>.</p></section><p>Fails·by·raising·an·error·exception·with·an·error·reason·of:</p><ul><li><p><strong><code·class="inline">badarg</code></strong>·-·If·an·argument·is·invalid.</p></li><li><p><strong><code·class="inline">system_limit</code></strong>·-·If·a·match·specification·passed·as·argument·has·excessive |
| 1348 | nesting·which·causes·scheduler·stack·exhaustion·for·the·scheduler·that·the | 1348 | nesting·which·causes·scheduler·stack·exhaustion·for·the·scheduler·that·the |
| 1349 | calling·process·is·executing·on. | 1349 | calling·process·is·executing·on. |
| 1350 | <a·href="../../../../erts-15.2.2/doc/html/erl_cmd.html#sched_thread_stack_size">Scheduler·stack·size</a>·can·be·configured | 1350 | <a·href="../../../../erts-15.2.2/doc/html/erl_cmd.html#sched_thread_stack_size">Scheduler·stack·size</a>·can·be·configured |
| 1351 | when·starting·the·runtime·system.</p></li></ul> | 1351 | when·starting·the·runtime·system.</p></li></ul> |
| 1352 | ··</section> | 1352 | ··</section> |
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| 1478 | ······<p·class="built-using"> | 1478 | ······<p·class="built-using"> |
| 1479 | ········Built·using | 1479 | ········Built·using |
| 1480 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1480 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1481 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1481 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1482 | ······</p> | 1482 | ······</p> |
| 1483 | <p>Copyright·©·1996-202 | 1483 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1484 | ····</footer> | 1484 | ····</footer> |
| 1485 | ··</div> | 1485 | ··</div> |
| 1486 | </main> | 1486 | </main> |
| 1487 | </div> | 1487 | </div> |
| 1488 | <script> | 1488 | <script> |
| 1489 | ··function·mermaidLoaded()·{ | 1489 | ··function·mermaidLoaded()·{ |
| 1490 | ····mermaid.initialize({ | 1490 | ····mermaid.initialize({ |
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| 530 | ······<p·class="built-using"> | 530 | ······<p·class="built-using"> |
| 531 | ········Built·using | 531 | ········Built·using |
| 532 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 532 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 533 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 533 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 534 | ······</p> | 534 | ······</p> |
| 535 | <p>Copyright·©·1996-202 | 535 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 536 | ····</footer> | 536 | ····</footer> |
| 537 | ··</div> | 537 | ··</div> |
| 538 | </main> | 538 | </main> |
| 539 | </div> | 539 | </div> |
| 540 | <script> | 540 | <script> |
| 541 | ··function·mermaidLoaded()·{ | 541 | ··function·mermaidLoaded()·{ |
| 542 | ····mermaid.initialize({ | 542 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 298 | ······<p·class="built-using"> | 298 | ······<p·class="built-using"> |
| 299 | ········Built·using | 299 | ········Built·using |
| 300 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 300 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 301 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 301 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 302 | ······</p> | 302 | ······</p> |
| 303 | <p>Copyright·©·1996-202 | 303 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 304 | ····</footer> | 304 | ····</footer> |
| 305 | ··</div> | 305 | ··</div> |
| 306 | </main> | 306 | </main> |
| 307 | </div> | 307 | </div> |
| 308 | <script> | 308 | <script> |
| 309 | ··function·mermaidLoaded()·{ | 309 | ··function·mermaidLoaded()·{ |
| 310 | ····mermaid.initialize({ | 310 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:21:16,·uncompressed·size·20,·method=store |
| Offset 3072, 15 lines modified | Offset 3072, 15 lines modified | ||
| 3072 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·print_version_info(Versions)·->·<a·href="#t:void/0">void</a>()·when·Versions·::·[VersionInfo],·VersionInfo·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 3072 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·print_version_info(Versions)·->·<a·href="#t:void/0">void</a>()·when·Versions·::·[VersionInfo],·VersionInfo·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 3073 | ······</div> | 3073 | ······</div> |
| 3074 | <p>Utility·function·to·produce·a·formated·printout·of·the·versions·info·generated | 3074 | <p>Utility·function·to·produce·a·formated·printout·of·the·versions·info·generated |
| 3075 | by·the·<code·class="inline">versions1</code>·and·<code·class="inline">versions2</code>·functions.</p><p>The·function·print_version_info/0·uses·the·result·of·function·version1/0·as | 3075 | by·the·<code·class="inline">versions1</code>·and·<code·class="inline">versions2</code>·functions.</p><p>The·function·print_version_info/0·uses·the·result·of·function·version1/0·as |
| 3076 | <code·class="inline">VersionInfo</code>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">···········</span><span·class="p"·data-group-id=" | 3076 | <code·class="inline">VersionInfo</code>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">···········</span><span·class="p"·data-group-id="1200118757-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">V</span><span·class="p"·data-group-id="1200118757-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·441,·SHA:·cf2c1024b48a499859327b211714ea74b6fca40557261626b90ba1450880b7b8·...·]-3">)</span><span·class="p">.</span></code></pre> |
| 3077 | ··</section> | 3077 | ··</section> |
| 3078 | </section> | 3078 | </section> |
| 3079 | <section·class="detail"·id="process_received_message/4"> | 3079 | <section·class="detail"·id="process_received_message/4"> |
| 3080 | ··<div·class="detail-header"> | 3080 | ··<div·class="detail-header"> |
| 3081 | ····<a·href="#process_received_message/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3081 | ····<a·href="#process_received_message/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3082 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3082 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 3930 | ······<p·class="built-using"> | 3930 | ······<p·class="built-using"> |
| 3931 | ········Built·using | 3931 | ········Built·using |
| 3932 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3932 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3933 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3933 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3934 | ······</p> | 3934 | ······</p> |
| 3935 | <p>Copyright·©·1996-202 | 3935 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3936 | ····</footer> | 3936 | ····</footer> |
| 3937 | ··</div> | 3937 | ··</div> |
| 3938 | </main> | 3938 | </main> |
| 3939 | </div> | 3939 | </div> |
| 3940 | <script> | 3940 | <script> |
| 3941 | ··function·mermaidLoaded()·{ | 3941 | ··function·mermaidLoaded()·{ |
| 3942 | ····mermaid.initialize({ | 3942 | ····mermaid.initialize({ |
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| 255 | ······<p·class="built-using"> | 255 | ······<p·class="built-using"> |
| 256 | ········Built·using | 256 | ········Built·using |
| 257 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 257 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 258 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 258 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 259 | ······</p> | 259 | ······</p> |
| 260 | <p>Copyright·©·1996-202 | 260 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 261 | ····</footer> | 261 | ····</footer> |
| 262 | ··</div> | 262 | ··</div> |
| 263 | </main> | 263 | </main> |
| 264 | </div> | 264 | </div> |
| 265 | <script> | 265 | <script> |
| 266 | ··function·mermaidLoaded()·{ | 266 | ··function·mermaidLoaded()·{ |
| 267 | ····mermaid.initialize({ | 267 | ····mermaid.initialize({ |
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| 243 | ······<p·class="built-using"> | 243 | ······<p·class="built-using"> |
| 244 | ········Built·using | 244 | ········Built·using |
| 245 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 245 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 246 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 246 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 247 | ······</p> | 247 | ······</p> |
| 248 | <p>Copyright·©·1996-202 | 248 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 249 | ····</footer> | 249 | ····</footer> |
| 250 | ··</div> | 250 | ··</div> |
| 251 | </main> | 251 | </main> |
| 252 | </div> | 252 | </div> |
| 253 | <script> | 253 | <script> |
| 254 | ··function·mermaidLoaded()·{ | 254 | ··function·mermaidLoaded()·{ |
| 255 | ····mermaid.initialize({ | 255 | ····mermaid.initialize({ |
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| 575 | ······<p·class="built-using"> | 575 | ······<p·class="built-using"> |
| 576 | ········Built·using | 576 | ········Built·using |
| 577 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 577 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 578 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 578 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 579 | ······</p> | 579 | ······</p> |
| 580 | <p>Copyright·©·1996-202 | 580 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 581 | ····</footer> | 581 | ····</footer> |
| 582 | ··</div> | 582 | ··</div> |
| 583 | </main> | 583 | </main> |
| 584 | </div> | 584 | </div> |
| 585 | <script> | 585 | <script> |
| 586 | ··function·mermaidLoaded()·{ | 586 | ··function·mermaidLoaded()·{ |
| 587 | ····mermaid.initialize({ | 587 | ····mermaid.initialize({ |
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| 249 | ······<p·class="built-using"> | 249 | ······<p·class="built-using"> |
| 250 | ········Built·using | 250 | ········Built·using |
| 251 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 251 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 252 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 252 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 253 | ······</p> | 253 | ······</p> |
| 254 | <p>Copyright·©·1996-202 | 254 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 255 | ····</footer> | 255 | ····</footer> |
| 256 | ··</div> | 256 | ··</div> |
| 257 | </main> | 257 | </main> |
| 258 | </div> | 258 | </div> |
| 259 | <script> | 259 | <script> |
| 260 | ··function·mermaidLoaded()·{ | 260 | ··function·mermaidLoaded()·{ |
| 261 | ····mermaid.initialize({ | 261 | ····mermaid.initialize({ |
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| 246 | ······<p·class="built-using"> | 246 | ······<p·class="built-using"> |
| 247 | ········Built·using | 247 | ········Built·using |
| 248 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 248 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 249 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 249 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 250 | ······</p> | 250 | ······</p> |
| 251 | <p>Copyright·©·1996-202 | 251 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 252 | ····</footer> | 252 | ····</footer> |
| 253 | ··</div> | 253 | ··</div> |
| 254 | </main> | 254 | </main> |
| 255 | </div> | 255 | </div> |
| 256 | <script> | 256 | <script> |
| 257 | ··function·mermaidLoaded()·{ | 257 | ··function·mermaidLoaded()·{ |
| 258 | ····mermaid.initialize({ | 258 | ····mermaid.initialize({ |
| Offset 168, 20 lines modified | Offset 168, 20 lines modified | ||
| 168 | file·(see·below·for·more·info).·The·messages·in·this·file·is·encoded·with·just | 168 | file·(see·below·for·more·info).·The·messages·in·this·file·is·encoded·with·just |
| 169 | one·codec.·During·measurement·initiation,·the·messages·are·read·and·then | 169 | one·codec.·During·measurement·initiation,·the·messages·are·read·and·then |
| 170 | transformed·to·all·codec·formats·used·in·the·measurement.</p><p>The·message·transformation·is·done·by·the·transformation·module.·It·is·used·to | 170 | transformed·to·all·codec·formats·used·in·the·measurement.</p><p>The·message·transformation·is·done·by·the·transformation·module.·It·is·used·to |
| 171 | transform·a·set·of·messages·encoded·with·one·codec·into·the·other·base·codec's.</p><h4>Measurement(s)</h4><p>There·are·two·different·measurement·tools:</p><ul><li><p><em>meas</em>:</p><p>Used·to·perform·codec·measurements.·That·is,·to·see·what·kind·of·performance | 171 | transform·a·set·of·messages·encoded·with·one·codec·into·the·other·base·codec's.</p><h4>Measurement(s)</h4><p>There·are·two·different·measurement·tools:</p><ul><li><p><em>meas</em>:</p><p>Used·to·perform·codec·measurements.·That·is,·to·see·what·kind·of·performance |
| 172 | can·be·expected·by·the·different·codecs·provided·by·the·megaco·application.</p><p>The·measurement·is·done·by·iterating·over·the·decode/encode·function·for | 172 | can·be·expected·by·the·different·codecs·provided·by·the·megaco·application.</p><p>The·measurement·is·done·by·iterating·over·the·decode/encode·function·for |
| 173 | approx·2·seconds·per·message·and·counting·the·number·of·decodes/encodes.</p><p>Is·best·run·by·modifying·the·meas.sh.skel·skeleton·script·provided·by·the | 173 | approx·2·seconds·per·message·and·counting·the·number·of·decodes/encodes.</p><p>Is·best·run·by·modifying·the·meas.sh.skel·skeleton·script·provided·by·the |
| 174 | tool.</p><p>To·run·it·manually·do·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="c1">%·erl·-pa·<path-megaco-ebin-dir>·-pa·<path-to-meas-module-dir></span><span·class="w"> | 174 | tool.</p><p>To·run·it·manually·do·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="c1">%·erl·-pa·<path-megaco-ebin-dir>·-pa·<path-to-meas-module-dir></span><span·class="w"> |
| 175 | ········</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id=" | 175 | ········</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id="3301637483-1">(</span><span·class="n">BEAM</span><span·class="p"·data-group-id="3301637483-1">)</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="mf">5.[·...·truncated·by·diffoscope;·len:·156,·SHA:·45a2eb4f9afd3308642afd56690bc5f05cad17bfdccd528dcaf6a366bfac3eda·...·]-2">]</span><span·class="w"> |
| 176 | ········</span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V12</span><span·class="p">.</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 176 | ········</span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V12</span><span·class="p">.</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="3301637483-3">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="3301637483-3">)</span><span·class="w"> |
| 177 | ········</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">megaco_codec_meas</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 177 | ········</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">megaco_codec_meas</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="3301637483-4">(</span><span·class="p"·data-group-id="3301637483-4">)</span><span·class="p">.</span><span·class="w"> |
| 178 | ········</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 178 | ········</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 179 | ········</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nf">halt</span><span·class="p"·data-group-id=" | 179 | ········</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nf">halt</span><span·class="p"·data-group-id="3301637483-5">(</span><span·class="p"·data-group-id="3301637483-5">)</span><span·class="p">.</span></code></pre><p>or·to·make·it·even·easier,·assuming·a·measure·shall·be·done·on·all·the·codecs |
| 180 | (as·above):</p><pre><code·class="text">········%·erl·-noshell·-pa·<path-megaco-ebin-dir>·\\ | 180 | (as·above):</p><pre><code·class="text">········%·erl·-noshell·-pa·<path-megaco-ebin-dir>·\\ |
| 181 | ··············-pa·<path-to-meas-module-dir>·\\ | 181 | ··············-pa·<path-to-meas-module-dir>·\\ |
| 182 | ··············-s·megaco_codec_meas·-s·init·stop</code></pre><p>When·run·as·above·(this·will·take·some·time),·the·measurement·process·is·done | 182 | ··············-s·megaco_codec_meas·-s·init·stop</code></pre><p>When·run·as·above·(this·will·take·some·time),·the·measurement·process·is·done |
| 183 | as·follows:</p><pre><code·class="text">For·each·codec: | 183 | as·follows:</p><pre><code·class="text">For·each·codec: |
| 184 | ····For·each·message: | 184 | ····For·each·message: |
| 185 | ········Read·the·message·from·the·file | 185 | ········Read·the·message·from·the·file |
| 186 | ············Detect·message·version | 186 | ············Detect·message·version |
| Offset 195, 18 lines modified | Offset 195, 18 lines modified | ||
| 195 | tool.</p><p>The·<em>mstone2</em>·is·similar·to·the·<em>mstone1</em>·tool,·but·in·this·case,·each·created | 195 | tool.</p><p>The·<em>mstone2</em>·is·similar·to·the·<em>mstone1</em>·tool,·but·in·this·case,·each·created |
| 196 | process·makes·only·<em>one</em>·run·through·the·messages·and·then·exits.·A·soon·as·a | 196 | process·makes·only·<em>one</em>·run·through·the·messages·and·then·exits.·A·soon·as·a |
| 197 | process·exits,·a·new·process·(with·the·same·config·and·messages)·is·created·to | 197 | process·exits,·a·new·process·(with·the·same·config·and·messages)·is·created·to |
| 198 | takes·its·place.·The·number·of·messages·processed·in·total·is·the·mstone2(1) | 198 | takes·its·place.·The·number·of·messages·processed·in·total·is·the·mstone2(1) |
| 199 | value.</p></li></ul><p>Both·these·tools·use·the·message·package·(time_test.msgs)·provided·with·the | 199 | value.</p></li></ul><p>Both·these·tools·use·the·message·package·(time_test.msgs)·provided·with·the |
| 200 | tool(s),·although·it·can·run·on·any·message·package·as·long·as·it·has·the·same | 200 | tool(s),·although·it·can·run·on·any·message·package·as·long·as·it·has·the·same |
| 201 | structure.</p><h4>Message·package·file</h4><p>This·is·simply·an·erlang·compatible·text-file·with·the·following·structure: | 201 | structure.</p><h4>Message·package·file</h4><p>This·is·simply·an·erlang·compatible·text-file·with·the·following·structure: |
| 202 | <code·class="inline">{codec_name(),·messages_list()}</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">codec_name</span><span·class="p"·data-group-id="8 | 202 | <code·class="inline">{codec_name(),·messages_list()}</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">codec_name</span><span·class="p"·data-group-id="2118692276-1">(</span><span·class="p"·data-group-id="2118692276-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">pretty</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·686,·SHA:·e4d69b8523c131eb60f6208e8200b67cda3135eeb04edd815caeeed7d6c6088c·...·]6-2">)</span><span·class="w"> |
| 203 | </span><span·class="nf">messages_list</span><span·class="p"·data-group-id="8742127456-3">(</span><span·class="p"·data-group-id="8742127456-3">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8742127456-4">[</span><span·class="p"·data-group-id="8742127456-5">{</span><span·class="nf">message_name</span><span·class="p"·data-group-id="8742127456-6">(</span><span·class="p"·data-group-id="8742127456-6">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">message</span><span·class="p"·data-group-id="8742127456-7">(</span><span·class="p"·data-group-id="8742127456-7">)</span><span·class="p"·data-group-id="8742127456-5">}</span><span·class="p"·data-group-id="8742127456-4">]</span><span·class="w"> | ||
| 204 | </span><span·class="nf">message_name</span><span·class="p"·data-group-id="8742127456-8">(</span><span·class="p"·data-group-id="8742127456-8">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="8742127456-9">(</span><span·class="p"·data-group-id="8742127456-9">)</span><span·class="w"> | ||
| 205 | </span><span·class="nf">message</span><span·class="p"·data-group-id="8 | 203 | </span><span·class="nf">messages_list</span><span·class="p"·data-group-id="2118692276-3">(</span><span·class="p"·data-group-id="2118692276-3">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2118692276-4">[</span><span·class=[·...·truncated·by·diffoscope;·len:·490,·SHA:·5e82918079d039fc8bcf7b6a30a5c02dd74c280f3ab7e3d4b69e6896fb52540d·...·] |
| 204 | </span><span·class="nf">message_name</span><span·class="p"·data-group-id="2118692276-8">(</span><span·class="p"·data-group-id="2118692276-8">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="2118692276-9">(</span><span·class="p"·data-group-id="2118692276-9">)</span><span·class="w"> | ||
| 205 | </span><span·class="nf">message</span><span·class="p"·data-group-id="2118692276-10">(</span><span·class="p"·data-group-id="2118692276-10">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="2118692276-11">(</span><span·class="p"·data-group-id="2118692276-11">)</span></code></pre><p>The·codec·name·is·the·name·of·the·codec·with·which·all·messages·in·the | ||
| 206 | <code·class="inline">message_list()</code>·has·been·encoded.</p><p>This·file·can·be·<code·class="inline">exported</code>·to·a·file·structure·by·calling·the | 206 | <code·class="inline">message_list()</code>·has·been·encoded.</p><p>This·file·can·be·<code·class="inline">exported</code>·to·a·file·structure·by·calling·the |
| 207 | <a·href="megaco_codec_transform.html#export_messages">export_messages</a>·function.·This·can | 207 | <a·href="megaco_codec_transform.html#export_messages">export_messages</a>·function.·This·can |
| 208 | be·usefull·if·a·measurement·shall·be·done·with·an·external·tool.·Exporting·the | 208 | be·usefull·if·a·measurement·shall·be·done·with·an·external·tool.·Exporting·the |
| 209 | messages·creates·a·directory·tree·with·the·following·structure:</p><pre><code·class="text"><message·package>/pretty/<message-files> | 209 | messages·creates·a·directory·tree·with·the·following·structure:</p><pre><code·class="text"><message·package>/pretty/<message-files> |
| 210 | ··················compact/ | 210 | ··················compact/ |
| 211 | ··················per/ | 211 | ··················per/ |
| 212 | ··················ber/<message-files> | 212 | ··················ber/<message-files> |
| Offset 262, 15 lines modified | Offset 262, 15 lines modified | ||
| 262 | ······<p·class="built-using"> | 262 | ······<p·class="built-using"> |
| 263 | ········Built·using | 263 | ········Built·using |
| 264 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 264 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 265 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 265 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 266 | ······</p> | 266 | ······</p> |
| 267 | <p>Copyright·©·1996-202 | 267 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 268 | ····</footer> | 268 | ····</footer> |
| 269 | ··</div> | 269 | ··</div> |
| 270 | </main> | 270 | </main> |
| 271 | </div> | 271 | </div> |
| 272 | <script> | 272 | <script> |
| 273 | ··function·mermaidLoaded()·{ | 273 | ··function·mermaidLoaded()·{ |
| 274 | ····mermaid.initialize({ | 274 | ····mermaid.initialize({ |
| Offset 488, 15 lines modified | Offset 488, 15 lines modified | ||
| 488 | ······<p·class="built-using"> | 488 | ······<p·class="built-using"> |
| 489 | ········Built·using | 489 | ········Built·using |
| 490 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 490 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 491 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 491 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 492 | ······</p> | 492 | ······</p> |
| 493 | <p>Copyright·©·1996-202 | 493 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 494 | ····</footer> | 494 | ····</footer> |
| 495 | ··</div> | 495 | ··</div> |
| 496 | </main> | 496 | </main> |
| 497 | </div> | 497 | </div> |
| 498 | <script> | 498 | <script> |
| 499 | ··function·mermaidLoaded()·{ | 499 | ··function·mermaidLoaded()·{ |
| 500 | ····mermaid.initialize({ | 500 | ····mermaid.initialize({ |
| Offset 273, 15 lines modified | Offset 273, 15 lines modified | ||
| 273 | ······<p·class="built-using"> | 273 | ······<p·class="built-using"> |
| 274 | ········Built·using | 274 | ········Built·using |
| 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 277 | ······</p> | 277 | ······</p> |
| 278 | <p>Copyright·©·1996-202 | 278 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 279 | ····</footer> | 279 | ····</footer> |
| 280 | ··</div> | 280 | ··</div> |
| 281 | </main> | 281 | </main> |
| 282 | </div> | 282 | </div> |
| 283 | <script> | 283 | <script> |
| 284 | ··function·mermaidLoaded()·{ | 284 | ··function·mermaidLoaded()·{ |
| 285 | ····mermaid.initialize({ | 285 | ····mermaid.initialize({ |
| Offset 170, 67 lines modified | Offset 170, 67 lines modified | ||
| 170 | ···························} | 170 | ···························} |
| 171 | ···················} | 171 | ···················} |
| 172 | ···········} | 172 | ···········} |
| 173 | ···}</code></pre><p>Then·the·compact·version·without·indentation·and·with·short·keywords:</p><pre><code·class="text"> | 173 | ···}</code></pre><p>Then·the·compact·version·without·indentation·and·with·short·keywords:</p><pre><code·class="text"> |
| 174 | ···!/1·[124.124.124.222] | 174 | ···!/1·[124.124.124.222] |
| 175 | ···T=9998{C=-{SC=ROOT{SV{MT=RS,AD=55555,PF=ResGW/1,RE="901·Cold·Boot"}}}}</code></pre><p>And·the·programmers·view·of·the·same·message.·First·a·list·of·ActionRequest | 175 | ···T=9998{C=-{SC=ROOT{SV{MT=RS,AD=55555,PF=ResGW/1,RE="901·Cold·Boot"}}}}</code></pre><p>And·the·programmers·view·of·the·same·message.·First·a·list·of·ActionRequest |
| 176 | records·are·constructed·and·then·it·is·sent·with·one·of·the·send·functions·in | 176 | records·are·constructed·and·then·it·is·sent·with·one·of·the·send·functions·in |
| 177 | the·API:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="n">Prof</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ServiceChangeProfile'</span><span·class="p"·data-group-id=" | 177 | the·API:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="n">Prof</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ServiceChangeProfile'</span><span·class="p"·data-group-id="1413063589-1">{</span><span·class="ss">profileName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"resgw"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">version</span><span·cl[·...·truncated·by·diffoscope;·len:·130,·SHA:·e1e7418d8fba47448b2fa4e869c03903e975c77d6159886ac42e4c7bd8b74fca·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 178 | ··</span><span·class="n">Parm</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ServiceChangeParm'</span><span·class="p"·data-group-id=" | 178 | ··</span><span·class="n">Parm</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ServiceChangeParm'</span><span·class="p"·data-group-id="1413063589-2">{</span><span·class="ss">serviceChangeMethod</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">restart</span><span·class="p">,</span><span·class="w"> |
| 179 | ······························</span><span·class="ss">serviceChangeAddress</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 179 | ······························</span><span·class="ss">serviceChangeAddress</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1413063589-3">{</span><span·class="ss">portNumber</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">55555</span><span·class="p"·data-group-id="1413063589-3">}</span><span·class="p">,</span><span·class="w"> |
| 180 | ······························</span><span·class="ss">serviceChangeReason</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"901·Cold·Boot"</span><span·class="p">,</span><span·class="w"> | 180 | ······························</span><span·class="ss">serviceChangeReason</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"901·Cold·Boot"</span><span·class="p">,</span><span·class="w"> |
| 181 | ······························</span><span·class="ss">serviceChangeProfile</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Prof</span><span·class="p"·data-group-id=" | 181 | ······························</span><span·class="ss">serviceChangeProfile</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Prof</span><span·class="p"·data-group-id="1413063589-2">}</span><span·class="p">,</span><span·class="w"> |
| 182 | ··</span><span·class="n">Req</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ServiceChangeRequest'</span><span·class="p"·data-group-id=" | 182 | ··</span><span·class="n">Req</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ServiceChangeRequest'</span><span·class="p"·data-group-id="1413063589-4">{</span><span·class="ss">terminationID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1413063589-5">[</span><span·class="o">?</span><span·class="ss">megaco_root_termination_id</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·e748fc9df0d61466b90a19f78f0a6bcc2fbe265d15f2f2d147b76dccbe5a19b5·...·]-5">]</span><span·class="p">,</span><span·class="w"> |
| 183 | ································</span><span·class="ss">serviceChangeParms</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Parm</span><span·class="p"·data-group-id=" | 183 | ································</span><span·class="ss">serviceChangeParms</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Parm</span><span·class="p"·data-group-id="1413063589-4">}</span><span·class="p">,</span><span·class="w"> |
| 184 | ··</span><span·class="n">Actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 184 | ··</span><span·class="n">Actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1413063589-6">[</span><span·class="o">#</span><span·class="ss">'ActionRequest'</span><span·class="p"·data-group-id="1413063589-7">{</span><span·class="ss">contextId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">megaco_null_context_id</span><span·class="p">,</span><span·class="w"> |
| 185 | ······························</span><span·class="ss">commandRequests</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 185 | ······························</span><span·class="ss">commandRequests</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1413063589-8">{</span><span·class="ss">serviceChangeReq</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Req</span><span·class="p"·data-group-id="1413063589-8">}</span><span·class="p"·data-group-id="1413063589-7">}</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·3b82a61813142af8540e8af9a1cf68ea000815beaefc3d0810056502e1534425·...·]-6">]</span><span·class="p">,</span><span·class="w"> |
| 186 | ··</span><span·class="nc">megaco</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 186 | ··</span><span·class="nc">megaco</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="1413063589-9">(</span><span·class="n">ConnHandle</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Actions</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="1413063589-9">)[·...·truncated·by·diffoscope;·len:·217,·SHA:·8554ba2bc1e87c4efc99df26dc8f359b907daa6b962f8d5f719b094e3fbc4881·...·]-1">{</span><span·class="ss">'MegacoMessage'</span><span·class="p">,</span><span·class="w"> |
| 187 | ···</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 187 | ···</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 188 | ···</span><span·class="p"·data-group-id="6 | 188 | ···</span><span·class="p"·data-group-id="1665301118-2">{</span><span·class="ss">'Message'</span><span·class="p">,</span><span·class="w"> |
| 189 | ····</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 189 | ····</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 190 | ····</span><span·class="p"·data-group-id="6 | 190 | ····</span><span·class="p"·data-group-id="1665301118-3">{</span><span·class="ss">ip4Address</span><span·class="p">,</span><span·class="p"·data-group-id="1665301118-4">{</span><span·class="ss">'IP4Address'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·433,·SHA:·b185ae2e462ea8f8bcaf8434816f47b80b58c9bb524560259b2145557475f108·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 191 | ····</span><span·class="p"·data-group-id="6 | 191 | ····</span><span·class="p"·data-group-id="1665301118-6">{</span><span·class="ss">transactions</span><span·class="p">,</span><span·class="w"> |
| 192 | ·····</span><span·class="p"·data-group-id="6 | 192 | ·····</span><span·class="p"·data-group-id="1665301118-7">[</span><span·class="w"> |
| 193 | ······</span><span·class="p"·data-group-id="6 | 193 | ······</span><span·class="p"·data-group-id="1665301118-8">{</span><span·class="ss">transactionRequest</span><span·class="p">,</span><span·class="w"> |
| 194 | ·······</span><span·class="p"·data-group-id="6 | 194 | ·······</span><span·class="p"·data-group-id="1665301118-9">{</span><span·class="ss">'TransactionRequest'</span><span·class="p">,</span><span·class="w"> |
| 195 | ·········</span><span·class="mi">9998</span><span·class="p">,</span><span·class="w"> | 195 | ·········</span><span·class="mi">9998</span><span·class="p">,</span><span·class="w"> |
| 196 | ·········</span><span·class="p"·data-group-id="6 | 196 | ·········</span><span·class="p"·data-group-id="1665301118-10">[</span><span·class="p"·data-group-id="1665301118-11">{</span><span·class="ss">'ActionRequest'</span><span·class="p">,</span><span·class="w"> |
| 197 | ···········</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | 197 | ···········</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 198 | ···········</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 198 | ···········</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 199 | ···········</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 199 | ···········</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 200 | ···········</span><span·class="p"·data-group-id="6 | 200 | ···········</span><span·class="p"·data-group-id="1665301118-12">[</span><span·class="w"> |
| 201 | ············</span><span·class="p"·data-group-id="6 | 201 | ············</span><span·class="p"·data-group-id="1665301118-13">{</span><span·class="ss">'CommandRequest'</span><span·class="p">,</span><span·class="w"> |
| 202 | ·············</span><span·class="p"·data-group-id="6 | 202 | ·············</span><span·class="p"·data-group-id="1665301118-14">{</span><span·class="ss">serviceChangeReq</span><span·class="p">,</span><span·class="w"> |
| 203 | ··············</span><span·class="p"·data-group-id="6 | 203 | ··············</span><span·class="p"·data-group-id="1665301118-15">{</span><span·class="ss">'ServiceChangeRequest'</span><span·class="p">,</span><span·class="w"> |
| 204 | ···············</span><span·class="p"·data-group-id="6 | 204 | ···············</span><span·class="p"·data-group-id="1665301118-16">[</span><span·class="w"> |
| 205 | ················</span><span·class="p"·data-group-id="6 | 205 | ················</span><span·class="p"·data-group-id="1665301118-17">{</span><span·class="ss">megaco_term_id</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1665301118-18">[</span><span·class="s">[·...·truncated·by·diffoscope;·len:·172,·SHA:·47e8b5da69285e1f3382ece3173d66ed1a0ab81a02d26c1030429bee4a28e1a3·...·]-16">]</span><span·class="p">,</span><span·class="w"> |
| 206 | ················</span><span·class="p"·data-group-id="6 | 206 | ················</span><span·class="p"·data-group-id="1665301118-19">{</span><span·class="ss">'ServiceChangeParm'</span><span·class="p">,</span><span·class="w"> |
| 207 | ·················</span><span·class="ss">restart</span><span·class="p">,</span><span·class="w"> | 207 | ·················</span><span·class="ss">restart</span><span·class="p">,</span><span·class="w"> |
| 208 | ·················</span><span·class="p"·data-group-id="6 | 208 | ·················</span><span·class="p"·data-group-id="1665301118-20">{</span><span·class="ss">portNumber</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">55555</span><span·class="p"·data-group-id="1665301118-20">}</span><span·class="p">,</span><span·class="w"> |
| 209 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 209 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 210 | ·················</span><span·class="p"·data-group-id="6 | 210 | ·················</span><span·class="p"·data-group-id="1665301118-21">{</span><span·class="ss">'ServiceChangeProfile'</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"resgw"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">version</span><span·class=[·...·truncated·by·diffoscope;·len:·126,·SHA:·f06cf70754028dc068405f715895fafce9d98d26ce26757556b8d14edb35ee79·...·]-21">}</span><span·class="p">,</span><span·class="w"> |
| 211 | ·················</span><span·class="s">"901·MG·Cold·Boot"</span><span·class="p">,</span><span·class="w"> | 211 | ·················</span><span·class="s">"901·MG·Cold·Boot"</span><span·class="p">,</span><span·class="w"> |
| 212 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 212 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 213 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 213 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 214 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="w"> | 214 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="w"> |
| 215 | ················</span><span·class="p"·data-group-id="6 | 215 | ················</span><span·class="p"·data-group-id="1665301118-19">}</span><span·class="w"> |
| 216 | ··············</span><span·class="p"·data-group-id="6 | 216 | ··············</span><span·class="p"·data-group-id="1665301118-15">}</span><span·class="w"> |
| 217 | ·············</span><span·class="p"·data-group-id="6 | 217 | ·············</span><span·class="p"·data-group-id="1665301118-14">}</span><span·class="p">,</span><span·class="w"> |
| 218 | ·············</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 218 | ·············</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 219 | ·············</span><span·class="ss">asn1_NOVALUE</span><span·class="w"> | 219 | ·············</span><span·class="ss">asn1_NOVALUE</span><span·class="w"> |
| 220 | ············</span><span·class="p"·data-group-id="6 | 220 | ············</span><span·class="p"·data-group-id="1665301118-13">}</span><span·class="w"> |
| 221 | ···········</span><span·class="p"·data-group-id="6 | 221 | ···········</span><span·class="p"·data-group-id="1665301118-12">]</span><span·class="w"> |
| 222 | ··········</span><span·class="p"·data-group-id="6 | 222 | ··········</span><span·class="p"·data-group-id="1665301118-11">}</span><span·class="w"> |
| 223 | ·········</span><span·class="p"·data-group-id="6 | 223 | ·········</span><span·class="p"·data-group-id="1665301118-10">]</span><span·class="w"> |
| 224 | ·······</span><span·class="p"·data-group-id="6 | 224 | ·······</span><span·class="p"·data-group-id="1665301118-9">}</span><span·class="w"> |
| 225 | ······</span><span·class="p"·data-group-id="6 | 225 | ······</span><span·class="p"·data-group-id="1665301118-8">}</span><span·class="w"> |
| 226 | ·····</span><span·class="p"·data-group-id="6 | 226 | ·····</span><span·class="p"·data-group-id="1665301118-7">]</span><span·class="w"> |
| 227 | ····</span><span·class="p"·data-group-id="6 | 227 | ····</span><span·class="p"·data-group-id="1665301118-6">}</span><span·class="w"> |
| 228 | ···</span><span·class="p"·data-group-id="6 | 228 | ···</span><span·class="p"·data-group-id="1665301118-2">}</span><span·class="w"> |
| 229 | ··</span><span·class="p"·data-group-id="6 | 229 | ··</span><span·class="p"·data-group-id="1665301118-1">}</span></code></pre><p>The·following·encoding·modules·are·provided:</p><ul><li>megaco_pretty_text_encoder·-·encodes·messages·into·pretty·text·format,·decodes |
| 230 | both·pretty·as·well·as·compact·text.</li><li>megaco_compact_text_encoder·-·encodes·messages·into·compact·text·format, | 230 | both·pretty·as·well·as·compact·text.</li><li>megaco_compact_text_encoder·-·encodes·messages·into·compact·text·format, |
| 231 | decodes·both·pretty·as·well·as·compact·text.</li><li>megaco_binary_encoder·-·encode/decode·ASN.1·BER·messages.·This·encoder | 231 | decodes·both·pretty·as·well·as·compact·text.</li><li>megaco_binary_encoder·-·encode/decode·ASN.1·BER·messages.·This·encoder |
| 232 | implements·the·fastest·of·the·BER·encoders/decoders.·Recommended·binary·codec.</li><li>megaco_ber_encoder·-·encode/decode·ASN.1·BER·messages.</li><li>megaco_per_encoder·-·encode/decode·ASN.1·PER·messages.·N.B.·that·this·format | 232 | implements·the·fastest·of·the·BER·encoders/decoders.·Recommended·binary·codec.</li><li>megaco_ber_encoder·-·encode/decode·ASN.1·BER·messages.</li><li>megaco_per_encoder·-·encode/decode·ASN.1·PER·messages.·N.B.·that·this·format |
| 233 | is·not·included·in·the·Megaco·standard.</li><li>megaco_erl_dist_encoder·-·encodes·messages·into·Erlangs·distribution·format. | 233 | is·not·included·in·the·Megaco·standard.</li><li>megaco_erl_dist_encoder·-·encodes·messages·into·Erlangs·distribution·format. |
| 234 | It·is·rather·verbose·but·encoding·and·decoding·is·blinding·fast.·N.B.·that | 234 | It·is·rather·verbose·but·encoding·and·decoding·is·blinding·fast.·N.B.·that |
| 235 | this·format·is·not·included·in·the·Megaco·standard.</li></ul><p><a·href=""·id="erl_dist_config"></a></p><h2·id="configuration-of-erlang-distribution-encoding-module"·class="section-heading"> | 235 | this·format·is·not·included·in·the·Megaco·standard.</li></ul><p><a·href=""·id="erl_dist_config"></a></p><h2·id="configuration-of-erlang-distribution-encoding-module"·class="section-heading"> |
| 236 | ··<a·href="#configuration-of-erlang-distribution-encoding-module"·class="hover-link"> | 236 | ··<a·href="#configuration-of-erlang-distribution-encoding-module"·class="hover-link"> |
| Offset 353, 15 lines modified | Offset 353, 15 lines modified | ||
| 353 | ······<p·class="built-using"> | 353 | ······<p·class="built-using"> |
| 354 | ········Built·using | 354 | ········Built·using |
| 355 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 355 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 356 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 356 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 357 | ······</p> | 357 | ······</p> |
| 358 | <p>Copyright·©·1996-202 | 358 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 359 | ····</footer> | 359 | ····</footer> |
| 360 | ··</div> | 360 | ··</div> |
| 361 | </main> | 361 | </main> |
| 362 | </div> | 362 | </div> |
| 363 | <script> | 363 | <script> |
| 364 | ··function·mermaidLoaded()·{ | 364 | ··function·mermaidLoaded()·{ |
| 365 | ····mermaid.initialize({ | 365 | ····mermaid.initialize({ |
| Offset 1340, 15 lines modified | Offset 1340, 15 lines modified | ||
| 1340 | ······<p·class="built-using"> | 1340 | ······<p·class="built-using"> |
| 1341 | ········Built·using | 1341 | ········Built·using |
| 1342 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1342 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1343 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1343 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1344 | ······</p> | 1344 | ······</p> |
| 1345 | <p>Copyright·©·1996-202 | 1345 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1346 | ····</footer> | 1346 | ····</footer> |
| 1347 | ··</div> | 1347 | ··</div> |
| 1348 | </main> | 1348 | </main> |
| 1349 | </div> | 1349 | </div> |
| 1350 | <script> | 1350 | <script> |
| 1351 | ··function·mermaidLoaded()·{ | 1351 | ··function·mermaidLoaded()·{ |
| 1352 | ····mermaid.initialize({ | 1352 | ····mermaid.initialize({ |
| Offset 155, 18 lines modified | Offset 155, 18 lines modified | ||
| 155 | synchronously·for·a·reply.</p><p>After·this·initial·service·change·message·the·connection·between·the·MG·and·MGC | 155 | synchronously·for·a·reply.</p><p>After·this·initial·service·change·message·the·connection·between·the·MG·and·MGC |
| 156 | is·fully·established·and·supervised.</p><p>Assuming·that·the·MGC·is·started·on·the·local·host,·four·different·MG's,·using | 156 | is·fully·established·and·supervised.</p><p>Assuming·that·the·MGC·is·started·on·the·local·host,·four·different·MG's,·using |
| 157 | text·over·TCP/IP,·binary·over·TCP/IP,·text·over·UDP/IP·and·binary·over·UDP/IP | 157 | text·over·TCP/IP,·binary·over·TCP/IP,·text·over·UDP/IP·and·binary·over·UDP/IP |
| 158 | may·be·started·on·the·same·Erlang·node·with:</p><pre><code·class="text">······cd·megaco/examples/simple | 158 | may·be·started·on·the·same·Erlang·node·with:</p><pre><code·class="text">······cd·megaco/examples/simple |
| 159 | ······erl·-pa·../../../megaco/ebin·-s·megaco_filter·-s·megaco | 159 | ······erl·-pa·../../../megaco/ebin·-s·megaco_filter·-s·megaco |
| 160 | ······megaco_simple_mg:start().</code></pre><p>or·simply·'gmake·mg'.</p><p>If·you·"only"·want·to·start·a·single·MG·which·tries·to·connect·an·MG·on·a·host | 160 | ······megaco_simple_mg:start().</code></pre><p>or·simply·'gmake·mg'.</p><p>If·you·"only"·want·to·start·a·single·MG·which·tries·to·connect·an·MG·on·a·host |
| 161 | named·"baidarka",·you·may·use·one·of·these·functions·(instead·of·the | 161 | named·"baidarka",·you·may·use·one·of·these·functions·(instead·of·the |
| 162 | megaco_simple_mg:start/0·above):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_tcp_text</span><span·class="p"·data-group-id=" | 162 | megaco_simple_mg:start/0·above):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_tcp_text</span><span·class="p"·data-group-id="5455578130-1">(</span><span·class="s">"baidarka"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5455578130-2">[</span><span·class="p"·data-group-id="5455578130-2">]</span><span·class="p"·data-group-id="545557[·...·truncated·by·diffoscope;·len:·4,·SHA:·98a561c5cb2feefffdb23d7316e6e5242dacb854a05a1d3ab3f9c5a554420f7a·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 163 | ······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_tcp_binary</span><span·class="p"·data-group-id="2853717697-3">(</span><span·class="s">"baidarka"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2853717697-4">[</span><span·class="p"·data-group-id="2853717697-4">]</span><span·class="p"·data-group-id="2853717697-3">)</span><span·class="p">.</span><span·class="w"> | ||
| 164 | ······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_ | 163 | ······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_tcp_binary</span><span·class="p"·data-group-id="5455578130-3">(</span><span·class="s">"baidarka"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5455578130-4">[</span><span·class="p"·data-group-id="5455578130-[·...·truncated·by·diffoscope;·len:·54,·SHA:·d945b7b18321fc7ab185315bcd214d2829e8cd857bb187e7cd23fff88b6b0bc6·...·]">)</span><span·class="p">.</span><span·class="w"> |
| 164 | ······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_udp_text</span><span·class="p"·data-group-id="5455578130-5">(</span><span·class="s">"baidarka"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5455578130-6">[</span><span·class="p"·data-group-id="5455578130-6">]</span><span·class="p"·data-group-id="5455578130-5">)</span><span·class="p">.</span><span·class="w"> | ||
| 165 | ······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_udp_binary</span><span·class="p"·data-group-id=" | 165 | ······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_udp_binary</span><span·class="p"·data-group-id="5455578130-7">(</span><span·class="s">"baidarka"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5455578130-8">[</span><span·class="p"·data-group-id="5455578130-8">]</span><span·class="p"·data-group-id="545557[·...·truncated·by·diffoscope;·len:·4,·SHA:·98a561c5cb2feefffdb23d7316e6e5242dacb854a05a1d3ab3f9c5a554420f7a·...·]-7">)</span><span·class="p">.</span></code></pre><p>The·-s·megaco_filter·option·to·erl·implies,·the·event·tracing·mechanism·to·be |
| 166 | enabled·and·an·interactive·sequence·chart·tool·to·be·started.·This·may·be·quite | 166 | enabled·and·an·interactive·sequence·chart·tool·to·be·started.·This·may·be·quite |
| 167 | useful·in·order·to·visualize·how·your·MG·interacts·with·the·Megaco/H.248 | 167 | useful·in·order·to·visualize·how·your·MG·interacts·with·the·Megaco/H.248 |
| 168 | protocol·stack.</p><p>The·event·traces·may·alternatively·be·directed·to·a·file·for·later·analyze.·By | 168 | protocol·stack.</p><p>The·event·traces·may·alternatively·be·directed·to·a·file·for·later·analyze.·By |
| 169 | default·the·event·tracing·is·disabled,·but·it·may·dynamically·be·enabled·without | 169 | default·the·event·tracing·is·disabled,·but·it·may·dynamically·be·enabled·without |
| 170 | any·need·for·re-compilation·of·the·code.</p> | 170 | any·need·for·re-compilation·of·the·code.</p> |
| 171 | </div> | 171 | </div> |
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| 214 | ······<p·class="built-using"> | 214 | ······<p·class="built-using"> |
| 215 | ········Built·using | 215 | ········Built·using |
| 216 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 216 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 217 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 217 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 218 | ······</p> | 218 | ······</p> |
| 219 | <p>Copyright·©·1996-202 | 219 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 220 | ····</footer> | 220 | ····</footer> |
| 221 | ··</div> | 221 | ··</div> |
| 222 | </main> | 222 | </main> |
| 223 | </div> | 223 | </div> |
| 224 | <script> | 224 | <script> |
| 225 | ··function·mermaidLoaded()·{ | 225 | ··function·mermaidLoaded()·{ |
| 226 | ····mermaid.initialize({ | 226 | ····mermaid.initialize({ |
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| 435 | ······<p·class="built-using"> | 435 | ······<p·class="built-using"> |
| 436 | ········Built·using | 436 | ········Built·using |
| 437 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 437 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 438 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 438 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 439 | ······</p> | 439 | ······</p> |
| 440 | <p>Copyright·©·1996-202 | 440 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 441 | ····</footer> | 441 | ····</footer> |
| 442 | ··</div> | 442 | ··</div> |
| 443 | </main> | 443 | </main> |
| 444 | </div> | 444 | </div> |
| 445 | <script> | 445 | <script> |
| 446 | ··function·mermaidLoaded()·{ | 446 | ··function·mermaidLoaded()·{ |
| 447 | ····mermaid.initialize({ | 447 | ····mermaid.initialize({ |
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| 210 | ······<p·class="built-using"> | 210 | ······<p·class="built-using"> |
| 211 | ········Built·using | 211 | ········Built·using |
| 212 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 212 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 213 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 213 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 214 | ······</p> | 214 | ······</p> |
| 215 | <p>Copyright·©·1996-202 | 215 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 216 | ····</footer> | 216 | ····</footer> |
| 217 | ··</div> | 217 | ··</div> |
| 218 | </main> | 218 | </main> |
| 219 | </div> | 219 | </div> |
| 220 | <script> | 220 | <script> |
| 221 | ··function·mermaidLoaded()·{ | 221 | ··function·mermaidLoaded()·{ |
| 222 | ····mermaid.initialize({ | 222 | ····mermaid.initialize({ |
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| 202 | ······<p·class="built-using"> | 202 | ······<p·class="built-using"> |
| 203 | ········Built·using | 203 | ········Built·using |
| 204 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 204 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 205 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 205 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 206 | ······</p> | 206 | ······</p> |
| 207 | <p>Copyright·©·1996-202 | 207 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 208 | ····</footer> | 208 | ····</footer> |
| 209 | ··</div> | 209 | ··</div> |
| 210 | </main> | 210 | </main> |
| 211 | </div> | 211 | </div> |
| 212 | <script> | 212 | <script> |
| 213 | ··function·mermaidLoaded()·{ | 213 | ··function·mermaidLoaded()·{ |
| 214 | ····mermaid.initialize({ | 214 | ····mermaid.initialize({ |
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| 253 | ······<p·class="built-using"> | 253 | ······<p·class="built-using"> |
| 254 | ········Built·using | 254 | ········Built·using |
| 255 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 255 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 256 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 256 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 257 | ······</p> | 257 | ······</p> |
| 258 | <p>Copyright·©·1996-202 | 258 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 259 | ····</footer> | 259 | ····</footer> |
| 260 | ··</div> | 260 | ··</div> |
| 261 | </main> | 261 | </main> |
| 262 | </div> | 262 | </div> |
| 263 | <script> | 263 | <script> |
| 264 | ··function·mermaidLoaded()·{ | 264 | ··function·mermaidLoaded()·{ |
| 265 | ····mermaid.initialize({ | 265 | ····mermaid.initialize({ |
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| 331 | ······<p·class="built-using"> | 331 | ······<p·class="built-using"> |
| 332 | ········Built·using | 332 | ········Built·using |
| 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 335 | ······</p> | 335 | ······</p> |
| 336 | <p>Copyright·©·1996-202 | 336 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 337 | ····</footer> | 337 | ····</footer> |
| 338 | ··</div> | 338 | ··</div> |
| 339 | </main> | 339 | </main> |
| 340 | </div> | 340 | </div> |
| 341 | <script> | 341 | <script> |
| 342 | ··function·mermaidLoaded()·{ | 342 | ··function·mermaidLoaded()·{ |
| 343 | ····mermaid.initialize({ | 343 | ····mermaid.initialize({ |
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| 1184 | ······<p·class="built-using"> | 1184 | ······<p·class="built-using"> |
| 1185 | ········Built·using | 1185 | ········Built·using |
| 1186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1188 | ······</p> | 1188 | ······</p> |
| 1189 | <p>Copyright·©·1996-202 | 1189 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1190 | ····</footer> | 1190 | ····</footer> |
| 1191 | ··</div> | 1191 | ··</div> |
| 1192 | </main> | 1192 | </main> |
| 1193 | </div> | 1193 | </div> |
| 1194 | <script> | 1194 | <script> |
| 1195 | ··function·mermaidLoaded()·{ | 1195 | ··function·mermaidLoaded()·{ |
| 1196 | ····mermaid.initialize({ | 1196 | ····mermaid.initialize({ |
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| 825 | ······<p·class="built-using"> | 825 | ······<p·class="built-using"> |
| 826 | ········Built·using | 826 | ········Built·using |
| 827 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 827 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 828 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 828 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 829 | ······</p> | 829 | ······</p> |
| 830 | <p>Copyright·©·1996-202 | 830 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 831 | ····</footer> | 831 | ····</footer> |
| 832 | ··</div> | 832 | ··</div> |
| 833 | </main> | 833 | </main> |
| 834 | </div> | 834 | </div> |
| 835 | <script> | 835 | <script> |
| 836 | ··function·mermaidLoaded()·{ | 836 | ··function·mermaidLoaded()·{ |
| 837 | ····mermaid.initialize({ | 837 | ····mermaid.initialize({ |
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| 324 | ······<p·class="built-using"> | 324 | ······<p·class="built-using"> |
| 325 | ········Built·using | 325 | ········Built·using |
| 326 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 326 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 327 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 327 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 328 | ······</p> | 328 | ······</p> |
| 329 | <p>Copyright·©·1996-202 | 329 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 330 | ····</footer> | 330 | ····</footer> |
| 331 | ··</div> | 331 | ··</div> |
| 332 | </main> | 332 | </main> |
| 333 | </div> | 333 | </div> |
| 334 | <script> | 334 | <script> |
| 335 | ··function·mermaidLoaded()·{ | 335 | ··function·mermaidLoaded()·{ |
| 336 | ····mermaid.initialize({ | 336 | ····mermaid.initialize({ |
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| 187 | ······<p·class="built-using"> | 187 | ······<p·class="built-using"> |
| 188 | ········Built·using | 188 | ········Built·using |
| 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 191 | ······</p> | 191 | ······</p> |
| 192 | <p>Copyright·©·1996-202 | 192 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 193 | ····</footer> | 193 | ····</footer> |
| 194 | ··</div> | 194 | ··</div> |
| 195 | </main> | 195 | </main> |
| 196 | </div> | 196 | </div> |
| 197 | <script> | 197 | <script> |
| 198 | ··function·mermaidLoaded()·{ | 198 | ··function·mermaidLoaded()·{ |
| 199 | ····mermaid.initialize({ | 199 | ····mermaid.initialize({ |
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| 853 | ······<p·class="built-using"> | 853 | ······<p·class="built-using"> |
| 854 | ········Built·using | 854 | ········Built·using |
| 855 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 855 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 856 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 856 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 857 | ······</p> | 857 | ······</p> |
| 858 | <p>Copyright·©·1996-202 | 858 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 859 | ····</footer> | 859 | ····</footer> |
| 860 | ··</div> | 860 | ··</div> |
| 861 | </main> | 861 | </main> |
| 862 | </div> | 862 | </div> |
| 863 | <script> | 863 | <script> |
| 864 | ··function·mermaidLoaded()·{ | 864 | ··function·mermaidLoaded()·{ |
| 865 | ····mermaid.initialize({ | 865 | ····mermaid.initialize({ |
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| 127 | ··</h1> | 127 | ··</h1> |
| 128 | ····<section·id="moduledoc"> | 128 | ····<section·id="moduledoc"> |
| 129 | <p>Callback·module·for·users·of·the·Megaco·application</p><p>This·module·defines·the·callback·behaviour·of·Megaco·users.·A·megaco_user | 129 | <p>Callback·module·for·users·of·the·Megaco·application</p><p>This·module·defines·the·callback·behaviour·of·Megaco·users.·A·megaco_user |
| 130 | compliant·callback·module·must·export·the·following·functions:</p><ul><li><a·href="#c:handle_connect/3">handle_connect/2,3</a></li><li><a·href="#c:handle_disconnect/3">handle_disconnect/3</a></li><li><a·href="#c:handle_syntax_error/4">handle_syntax_error/3,4</a></li><li><a·href="#c:handle_message_error/4">handle_message_error/3,4</a></li><li><a·href="#c:handle_trans_request/4">handle_trans_request/3,4</a></li><li><a·href="#c:handle_trans_long_request/4">handle_trans_long_request/3,4</a></li><li><a·href="#c:handle_trans_reply/5">handle_trans_reply/4,5</a></li><li><a·href="#c:handle_trans_ack/5">handle_trans_ack/4,5</a></li><li><a·href="#c:handle_unexpected_trans/4">handle_unexpected_trans/3,4</a></li><li><a·href="#c:handle_trans_request_abort/5">handle_trans_request_abort/4,5</a></li><li><a·href="#c:handle_segment_reply/6">handle_segment_reply/5,6</a></li></ul><p>The·semantics·of·them·and·their·exact·signatures·are·explained·below.</p><p>The·<code·class="inline">user_args</code>·configuration·parameter·which·may·be·used·to·extend·the·argument | 130 | compliant·callback·module·must·export·the·following·functions:</p><ul><li><a·href="#c:handle_connect/3">handle_connect/2,3</a></li><li><a·href="#c:handle_disconnect/3">handle_disconnect/3</a></li><li><a·href="#c:handle_syntax_error/4">handle_syntax_error/3,4</a></li><li><a·href="#c:handle_message_error/4">handle_message_error/3,4</a></li><li><a·href="#c:handle_trans_request/4">handle_trans_request/3,4</a></li><li><a·href="#c:handle_trans_long_request/4">handle_trans_long_request/3,4</a></li><li><a·href="#c:handle_trans_reply/5">handle_trans_reply/4,5</a></li><li><a·href="#c:handle_trans_ack/5">handle_trans_ack/4,5</a></li><li><a·href="#c:handle_unexpected_trans/4">handle_unexpected_trans/3,4</a></li><li><a·href="#c:handle_trans_request_abort/5">handle_trans_request_abort/4,5</a></li><li><a·href="#c:handle_segment_reply/6">handle_segment_reply/5,6</a></li></ul><p>The·semantics·of·them·and·their·exact·signatures·are·explained·below.</p><p>The·<code·class="inline">user_args</code>·configuration·parameter·which·may·be·used·to·extend·the·argument |
| 131 | list·of·the·callback·functions.·For·example,·the·handle_connect·function·takes | 131 | list·of·the·callback·functions.·For·example,·the·handle_connect·function·takes |
| 132 | by·default·two·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_connect</span><span·class="p"·data-group-id="5 | 132 | by·default·two·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_connect</span><span·class="p"·data-group-id="5029939356-1">(</span><span·class="n">Handle</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Version</span><span·class="p"·data-group-id="5029939356-1">)</span></code></pre><p>but·if·the·<code·class="inline">user_args</code>·parameter·is·set·to·a·longer·list,·such·as |
| 133 | <code·class="inline">[SomePid,SomeTableRef]</code>,·the·callback·function·is·expected·to·have·these·(in | 133 | <code·class="inline">[SomePid,SomeTableRef]</code>,·the·callback·function·is·expected·to·have·these·(in |
| 134 | this·case·two)·extra·arguments·last·in·the·argument·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_connect</span><span·class="p"·data-group-id=" | 134 | this·case·two)·extra·arguments·last·in·the·argument·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_connect</span><span·class="p"·data-group-id="5653010404-1">(</span><span·class="n">Handle</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Version</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SomePid</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·75,·SHA:·9d89d1121d72d337ba225cd852e1889eb4cbff455570f5c5478382159bf700de·...·]-1">)</span></code></pre><p><a·href=""·id="extra_argument"></a></p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Must·of·the·functions·below·has·an·optional·<code·class="inline">Extra</code>·argument·(e.g. |
| 135 | <a·href="#c:handle_unexpected_trans/4">handle_unexpected_trans/4</a>).·The·functions | 135 | <a·href="#c:handle_unexpected_trans/4">handle_unexpected_trans/4</a>).·The·functions |
| 136 | which·takes·this·argument·will·be·called·if·and·only·if·one·of·the·functions | 136 | which·takes·this·argument·will·be·called·if·and·only·if·one·of·the·functions |
| 137 | <a·href="megaco.html#receive_message/5"><code·class="inline">receive_message/5</code></a>·or | 137 | <a·href="megaco.html#receive_message/5"><code·class="inline">receive_message/5</code></a>·or |
| 138 | <a·href="megaco.html#process_received_message/5"><code·class="inline">process_received_message/5</code></a>·was·called | 138 | <a·href="megaco.html#process_received_message/5"><code·class="inline">process_received_message/5</code></a>·was·called |
| 139 | with·the·<code·class="inline">Extra</code>·argument·different·than·<code·class="inline">ignore_extra</code>.</p></section><h2·id="module-data-types"·class="section-heading"> | 139 | with·the·<code·class="inline">Extra</code>·argument·different·than·<code·class="inline">ignore_extra</code>.</p></section><h2·id="module-data-types"·class="section-heading"> |
| 140 | ··<a·href="#module-data-types"·class="hover-link"> | 140 | ··<a·href="#module-data-types"·class="hover-link"> |
| 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 142 | ··</a> | 142 | ··</a> |
| 143 | ··<span·class="text">DATA·TYPES</span> | 143 | ··<span·class="text">DATA·TYPES</span> |
| 144 | </h2> | 144 | </h2> |
| 145 | <pre><code·class="makeup·erlang"·translate="no"><span·class="nf">action_request</span><span·class="p"·data-group-id=" | 145 | <pre><code·class="makeup·erlang"·translate="no"><span·class="nf">action_request</span><span·class="p"·data-group-id="3840342251-1">(</span><span·class="p"·data-group-id="3840342251-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ActionRequest'</span><span·class="p"·data-group-id="3840342[·...·truncated·by·diffoscope;·len:·56,·SHA:·42caff68bdd6ef981e7061bece8afa588cf874bf52a5835adcc61d1054fb5ec3·...·]-2">}</span><span·class="w"> |
| 146 | </span><span·class="nf">action_reply</span><span·class="p"·data-group-id=" | 146 | </span><span·class="nf">action_reply</span><span·class="p"·data-group-id="3840342251-3">(</span><span·class="p"·data-group-id="3840342251-3">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ActionReply'</span><span·class="p"·data-group-id="384034225[·...·truncated·by·diffoscope;·len:·54,·SHA:·ee4c9f99db8d0fce0e38a62da2394b417aa7dffcfa09e398cb82b5759737da7e·...·]-4">}</span><span·class="w"> |
| 147 | </span><span·class="nf">error_desc</span><span·class="p"·data-group-id="4503394309-5">(</span><span·class="p"·data-group-id="4503394309-5">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ErrorDescriptor'</span><span·class="p"·data-group-id="4503394309-6">{</span><span·class="p"·data-group-id="4503394309-6">}</span><span·class="w"> | ||
| 148 | </span><span·class="nf"> | 147 | </span><span·class="nf">error_desc</span><span·class="p"·data-group-id="3840342251-5">(</span><span·class="p"·data-group-id="3840342251-5">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ErrorDescriptor[·...·truncated·by·diffoscope;·len:·134,·SHA:·d19040fbc501af4d45011ddb0810d2bd3c5241f027df600db1997537cd3141fb·...·] |
| 148 | </span><span·class="nf">segment_no</span><span·class="p"·data-group-id="3840342251-7">(</span><span·class="p"·data-group-id="3840342251-7">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3840342251-8">(</span><span·class="p"·data-group-id="3840342251-8">)</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">conn_handle</span><span·class="p"·data-group-id="4117153852-1">(</span><span·class="p"·data-group-id="4117153852-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">megaco_conn_handle</span><span·class="p"·data-group-id="4117153852-2">{</span><span·class="p"·data-group-id="4117153852-2">}</span></code></pre><p>The·record·initially·returned·by·<code·class="inline">megaco:connect/4,5</code>.·It·identifies·a·"virtual" | ||
| 149 | connection·and·may·be·reused·after·a·reconnect·(disconnect·+·connect).</p><pre><code·class="text">protocol_version()·=·integer()</code></pre><p>Is·the·actual·protocol·version.·In·most·cases·the·protocol·version·is·retrieved | 149 | connection·and·may·be·reused·after·a·reconnect·(disconnect·+·connect).</p><pre><code·class="text">protocol_version()·=·integer()</code></pre><p>Is·the·actual·protocol·version.·In·most·cases·the·protocol·version·is·retrieved |
| 150 | from·the·processed·message,·but·there·are·exceptions:</p><ul><li>When·<code·class="inline">handle_connect/2,3</code>·is·triggered·by·an·explicit·call·to | 150 | from·the·processed·message,·but·there·are·exceptions:</p><ul><li>When·<code·class="inline">handle_connect/2,3</code>·is·triggered·by·an·explicit·call·to |
| 151 | <code·class="inline">megaco:connect/4,5</code>.</li><li><a·href="#c:handle_disconnect/3"><code·class="inline">handle_disconnect/3</code></a></li><li><a·href="#c:handle_syntax_error/3"><code·class="inline">handle_syntax_error/3</code></a></li></ul><p>In·these·cases,·the·ProtocolVersion·default·version·is·obtained·from·the·static | 151 | <code·class="inline">megaco:connect/4,5</code>.</li><li><a·href="#c:handle_disconnect/3"><code·class="inline">handle_disconnect/3</code></a></li><li><a·href="#c:handle_syntax_error/3"><code·class="inline">handle_syntax_error/3</code></a></li></ul><p>In·these·cases,·the·ProtocolVersion·default·version·is·obtained·from·the·static |
| 152 | connection·configuration:</p><ul><li><code·class="inline">megaco:conn_info(ConnHandle,·protocol_version)</code>.</li></ul> | 152 | connection·configuration:</p><ul><li><code·class="inline">megaco:conn_info(ConnHandle,·protocol_version)</code>.</li></ul> |
| 153 | ····</section> | 153 | ····</section> |
| 154 | </div> | 154 | </div> |
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| 1503 | ······<p·class="built-using"> | 1503 | ······<p·class="built-using"> |
| 1504 | ········Built·using | 1504 | ········Built·using |
| 1505 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1505 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1506 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1506 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1507 | ······</p> | 1507 | ······</p> |
| 1508 | <p>Copyright·©·1996-202 | 1508 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1509 | ····</footer> | 1509 | ····</footer> |
| 1510 | ··</div> | 1510 | ··</div> |
| 1511 | </main> | 1511 | </main> |
| 1512 | </div> | 1512 | </div> |
| 1513 | <script> | 1513 | <script> |
| 1514 | ··function·mermaidLoaded()·{ | 1514 | ··function·mermaidLoaded()·{ |
| 1515 | ····mermaid.initialize({ | 1515 | ····mermaid.initialize({ |
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| 992 | ······<p·class="built-using"> | 992 | ······<p·class="built-using"> |
| 993 | ········Built·using | 993 | ········Built·using |
| 994 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 994 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 995 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 995 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 996 | ······</p> | 996 | ······</p> |
| 997 | <p>Copyright·©·1996-202 | 997 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 998 | ····</footer> | 998 | ····</footer> |
| 999 | ··</div> | 999 | ··</div> |
| 1000 | </main> | 1000 | </main> |
| 1001 | </div> | 1001 | </div> |
| 1002 | <script> | 1002 | <script> |
| 1003 | ··function·mermaidLoaded()·{ | 1003 | ··function·mermaidLoaded()·{ |
| 1004 | ····mermaid.initialize({ | 1004 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 143, 15 lines modified | Offset 143, 15 lines modified | ||
| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 199 | ······<p·class="built-using"> | 199 | ······<p·class="built-using"> |
| 200 | ········Built·using | 200 | ········Built·using |
| 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 203 | ······</p> | 203 | ······</p> |
| 204 | <p>Copyright·©·1996-202 | 204 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 205 | ····</footer> | 205 | ····</footer> |
| 206 | ··</div> | 206 | ··</div> |
| 207 | </main> | 207 | </main> |
| 208 | </div> | 208 | </div> |
| 209 | <script> | 209 | <script> |
| 210 | ··function·mermaidLoaded()·{ | 210 | ··function·mermaidLoaded()·{ |
| 211 | ····mermaid.initialize({ | 211 | ····mermaid.initialize({ |
| Offset 162, 19 lines modified | Offset 162, 19 lines modified | ||
| 162 | <code·class="inline">true</code>,·a·majority·of·the·table·replicas·must·be·available·for·an·update·to | 162 | <code·class="inline">true</code>,·a·majority·of·the·table·replicas·must·be·available·for·an·update·to |
| 163 | succeed.·Majority·checking·can·be·enabled·on·tables·with·mission-critical | 163 | succeed.·Majority·checking·can·be·enabled·on·tables·with·mission-critical |
| 164 | data,·where·it·is·vital·to·avoid·inconsistencies·because·of·network·splits.</p></li><li><p><code·class="inline">snmp</code>.·Each·(set-based)·Mnesia·table·can·be·automatically·turned·into·a | 164 | data,·where·it·is·vital·to·avoid·inconsistencies·because·of·network·splits.</p></li><li><p><code·class="inline">snmp</code>.·Each·(set-based)·Mnesia·table·can·be·automatically·turned·into·a |
| 165 | Simple·Network·Management·Protocol·(SNMP)·ordered·table·as·well.·This·property | 165 | Simple·Network·Management·Protocol·(SNMP)·ordered·table·as·well.·This·property |
| 166 | specifies·the·types·of·the·SNMP·keys.</p></li><li><p><code·class="inline">attributes</code>.·The·names·of·the·attributes·for·the·records·that·are·inserted·in | 166 | specifies·the·types·of·the·SNMP·keys.</p></li><li><p><code·class="inline">attributes</code>.·The·names·of·the·attributes·for·the·records·that·are·inserted·in |
| 167 | the·table.</p></li></ul><p>For·information·about·the·complete·set·of·table·properties·and·their·details, | 167 | the·table.</p></li></ul><p>For·information·about·the·complete·set·of·table·properties·and·their·details, |
| 168 | see·<a·href="#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>.</p><p>This·Reference·Manual·uses·a·table·of·persons·to·illustrate·various·examples. | 168 | see·<a·href="#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>.</p><p>This·Reference·Manual·uses·a·table·of·persons·to·illustrate·various·examples. |
| 169 | The·following·record·definition·is·assumed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 169 | The·following·record·definition·is·assumed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2903356351-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2903356351-2">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> |
| 170 | ·················</span><span·class="ss">age</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | 170 | ·················</span><span·class="ss">age</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 171 | ·················</span><span·class="ss">address</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">unknown</span><span·class="p">,</span><span·class="w"> | 171 | ·················</span><span·class="ss">address</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">unknown</span><span·class="p">,</span><span·class="w"> |
| 172 | ·················</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | 172 | ·················</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 173 | ·················</span><span·class="ss">children</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 173 | ·················</span><span·class="ss">children</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2903356351-3">[</span><span·class="p"·data-group-id="2903356351-3">]</span><span·class="p"·data-group-id="2903356351-2">}</span><span·class="p"·data-group-id="2903356351-1">)</span><span·class="p">,</span></code></pre><p>The·first·record·attribute·is·the·primary·key,·or·key·for·short.</p><p>The·function·descriptions·are·sorted·in·alphabetical·order.·It·is·recommended·to |
| 174 | start·to·read·about·<a·href="#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>,·<a·href="#lock/2"><code·class="inline">mnesia:lock/2</code></a>,·and | 174 | start·to·read·about·<a·href="#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>,·<a·href="#lock/2"><code·class="inline">mnesia:lock/2</code></a>,·and |
| 175 | ·<a·href="#activity/4"><code·class="inline">mnesia:activity/4</code></a>·before·you·continue·and·learn·about·the·rest.</p><p>Writing·or·deleting·in·transaction-context·creates·a·local·copy·of·each·modified | 175 | ·<a·href="#activity/4"><code·class="inline">mnesia:activity/4</code></a>·before·you·continue·and·learn·about·the·rest.</p><p>Writing·or·deleting·in·transaction-context·creates·a·local·copy·of·each·modified |
| 176 | record·during·the·transaction.·During·iteration,·that·is,·<a·href="#foldl/4"><code·class="inline">mnesia:foldl/4</code></a>, | 176 | record·during·the·transaction.·During·iteration,·that·is,·<a·href="#foldl/4"><code·class="inline">mnesia:foldl/4</code></a>, |
| 177 | <a·href="#foldr/4"><code·class="inline">mnesia:foldr/4</code></a>,·<a·href="#next/2"><code·class="inline">mnesia:next/2</code></a>,·<a·href="#prev/2"><code·class="inline">mnesia:prev/2</code></a>,·and·<a·href="#snmp_get_next_index/2"><code·class="inline">mnesia:snmp_get_next_index/2</code></a>,·Mnesia | 177 | <a·href="#foldr/4"><code·class="inline">mnesia:foldr/4</code></a>,·<a·href="#next/2"><code·class="inline">mnesia:next/2</code></a>,·<a·href="#prev/2"><code·class="inline">mnesia:prev/2</code></a>,·and·<a·href="#snmp_get_next_index/2"><code·class="inline">mnesia:snmp_get_next_index/2</code></a>,·Mnesia |
| 178 | compensates·for·every·written·or·deleted·record,·which·can·reduce·the | 178 | compensates·for·every·written·or·deleted·record,·which·can·reduce·the |
| 179 | performance.</p><p>If·possible,·avoid·writing·or·deleting·records·in·the·same·transaction·before | 179 | performance.</p><p>If·possible,·avoid·writing·or·deleting·records·in·the·same·transaction·before |
| 180 | iterating·over·the·table.</p><h2·id="module-configuration-parameters"·class="section-heading"> | 180 | iterating·over·the·table.</p><h2·id="module-configuration-parameters"·class="section-heading"> |
| Offset 2793, 15 lines modified | Offset 2793, 15 lines modified | ||
| 2793 | ······<div·class="specs"> | 2793 | ······<div·class="specs"> |
| 2794 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·change_table_copy_type(Tab·::·<a·href="#t:table/0">table</a>(),·Node·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:node/0">node</a>(),·To·::·<a·href="#t:storage_type/0">storage_type</a>())·->·<a·href="#t:t_result/1">t_result</a>(ok).</pre> | 2794 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·change_table_copy_type(Tab·::·<a·href="#t:table/0">table</a>(),·Node·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:node/0">node</a>(),·To·::·<a·href="#t:storage_type/0">storage_type</a>())·->·<a·href="#t:t_result/1">t_result</a>(ok).</pre> |
| 2795 | ······</div> | 2795 | ······</div> |
| 2796 | <p>Change·the·storage·type·of·a·table.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_copy_type</span><span·class="p"·data-group-id=" | 2796 | <p>Change·the·storage·type·of·a·table.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_copy_type</span><span·class="p"·data-group-id="2167089436-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id="2167089436-2">(</span><span·class="p"·data-group-id="2167089436-2">)</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·101,·SHA:·4e936a4e81114647d873389703268e36e3929dfa121595621fc0b753e39f3f2e·...·]6-1">)</span></code></pre><p>Transforms·the·<code·class="inline">person</code>·table·from·a·RAM·table·into·a·disc-based·table·at |
| 2797 | <code·class="inline">Node</code>.</p><p>This·function·can·also·be·used·to·change·the·storage·type·of·the·table·named | 2797 | <code·class="inline">Node</code>.</p><p>This·function·can·also·be·used·to·change·the·storage·type·of·the·table·named |
| 2798 | <code·class="inline">schema</code>.·The·schema·table·can·only·have·<code·class="inline">ram_copies</code>·or·<code·class="inline">disc_copies</code>·as·the | 2798 | <code·class="inline">schema</code>.·The·schema·table·can·only·have·<code·class="inline">ram_copies</code>·or·<code·class="inline">disc_copies</code>·as·the |
| 2799 | storage·type.·If·the·storage·type·of·the·schema·is·<code·class="inline">ram_copies</code>,·no·other·table | 2799 | storage·type.·If·the·storage·type·of·the·schema·is·<code·class="inline">ram_copies</code>,·no·other·table |
| 2800 | can·be·disc-resident·on·that·node.</p> | 2800 | can·be·disc-resident·on·that·node.</p> |
| 2801 | ··</section> | 2801 | ··</section> |
| 2802 | </section> | 2802 | </section> |
| 2803 | <section·class="detail"·id="change_table_frag/2"> | 2803 | <section·class="detail"·id="change_table_frag/2"> |
| Offset 3032, 30 lines modified | Offset 3032, 30 lines modified | ||
| 3032 | Therefore·applications·that·use·SNMP·to·manipulate·and·control·the·system·can | 3032 | Therefore·applications·that·use·SNMP·to·manipulate·and·control·the·system·can |
| 3033 | be·designed·easily,·since·Mnesia·provides·a·direct·mapping·between·the·logical | 3033 | be·designed·easily,·since·Mnesia·provides·a·direct·mapping·between·the·logical |
| 3034 | tables·that·make·up·an·SNMP·control·application·and·the·physical·data·that | 3034 | tables·that·make·up·an·SNMP·control·application·and·the·physical·data·that |
| 3035 | makes·up·a·Mnesia·table.</p></li><li><p><code·class="inline">{storage_properties,·[{Backend,·Properties}]</code>·forwards·more·properties·to·the | 3035 | makes·up·a·Mnesia·table.</p></li><li><p><code·class="inline">{storage_properties,·[{Backend,·Properties}]</code>·forwards·more·properties·to·the |
| 3036 | back·end·storage.·<code·class="inline">Backend</code>·can·currently·be·<code·class="inline">ets</code>·or·<code·class="inline">dets</code>.·<code·class="inline">Properties</code>·is | 3036 | back·end·storage.·<code·class="inline">Backend</code>·can·currently·be·<code·class="inline">ets</code>·or·<code·class="inline">dets</code>.·<code·class="inline">Properties</code>·is |
| 3037 | a·list·of·options·sent·to·the·back·end·storage·during·table·creation. | 3037 | a·list·of·options·sent·to·the·back·end·storage·during·table·creation. |
| 3038 | <code·class="inline">Properties</code>·cannot·contain·properties·already·used·by·Mnesia,·such·as·<code·class="inline">type</code> | 3038 | <code·class="inline">Properties</code>·cannot·contain·properties·already·used·by·Mnesia,·such·as·<code·class="inline">type</code> |
| 3039 | or·<code·class="inline">named_table</code>.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 3039 | or·<code·class="inline">named_table</code>.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="8716149186-1">(</span><span·class="ss">table</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8716149186-2">[</span><span·class="p"·data-group-id="8716149186-3">{</span><span·class="ss">ram_copies</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·689,·SHA:·75f2432f5113e8549923d6ec065a6283998dcb491aa990d9b6910a7812426897·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 3040 | ·······</span><span·class="p"·data-group-id=" | 3040 | ·······</span><span·class="p"·data-group-id="8716149186-8">{</span><span·class="ss">storage_properties</span><span·class="p">,</span><span·class="w"> |
| 3041 | ········</span><span·class="p"·data-group-id=" | 3041 | ········</span><span·class="p"·data-group-id="8716149186-9">[</span><span·class="p"·data-group-id="8716149186-10">{</span><span·class="ss">ets</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8716149186-11">[</span><span·class="ss">compressed</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·872,·SHA:·271d23e61616a05d3d6f6fd58ebe8cc5d55cbc20bfa07bba978d72a9016bbd0d·...·]-1">)</span></code></pre></li><li><p><code·class="inline">{type,·Type}</code>,·where·<code·class="inline">Type</code>·must·be·either·of·the·atoms·<code·class="inline">set</code>,·<code·class="inline">ordered_set</code>, |
| 3042 | or·<code·class="inline">bag</code>.·Default·is·<code·class="inline">set</code>.·In·a·<code·class="inline">set</code>,·all·records·have·unique·keys.·In·a | 3042 | or·<code·class="inline">bag</code>.·Default·is·<code·class="inline">set</code>.·In·a·<code·class="inline">set</code>,·all·records·have·unique·keys.·In·a |
| 3043 | <code·class="inline">bag</code>,·several·records·can·have·the·same·key,·but·the·record·content·is | 3043 | <code·class="inline">bag</code>,·several·records·can·have·the·same·key,·but·the·record·content·is |
| 3044 | unique.·If·a·non-unique·record·is·stored,·the·old·conflicting·records·are | 3044 | unique.·If·a·non-unique·record·is·stored,·the·old·conflicting·records·are |
| 3045 | overwritten.</p><p>Notice·that·currently·<code·class="inline">ordered_set</code>·is·not·supported·for·<code·class="inline">disc_only_copies</code>.</p></li><li><p><code·class="inline">{local_content,·Bool}</code>,·where·<code·class="inline">Bool</code>·is·<code·class="inline">true</code>·or·<code·class="inline">false</code>.·Default·is | 3045 | overwritten.</p><p>Notice·that·currently·<code·class="inline">ordered_set</code>·is·not·supported·for·<code·class="inline">disc_only_copies</code>.</p></li><li><p><code·class="inline">{local_content,·Bool}</code>,·where·<code·class="inline">Bool</code>·is·<code·class="inline">true</code>·or·<code·class="inline">false</code>.·Default·is |
| 3046 | <code·class="inline">false</code>.</p></li></ul><p>For·example,·the·following·call·creates·the·<code·class="inline">person</code>·table·(defined·earlier)·and | 3046 | <code·class="inline">false</code>.</p></li></ul><p>For·example,·the·following·call·creates·the·<code·class="inline">person</code>·table·(defined·earlier)·and |
| 3047 | replicates·it·on·two·nodes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 3047 | replicates·it·on·two·nodes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="6054253642-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w"> |
| 3048 | ····</span><span·class="p"·data-group-id=" | 3048 | ····</span><span·class="p"·data-group-id="6054253642-2">[</span><span·class="p"·data-group-id="6054253642-3">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6054253642-4">[</span><span·class="n">N1</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·146,·SHA:·3586353f8de417c332a5048ec801180dd037e0bc52be47ef77940615eec28113·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 3049 | ·····</span><span·class="p"·data-group-id=" | 3049 | ·····</span><span·class="p"·data-group-id="6054253642-5">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="6054253642-6">(</span><span·class="ss">fields</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·244,·SHA:·9c6d183a9806048258cc3aa7f54f725b7a8c0b4871ec234577e6d06514286bfd·...·]-1">)</span><span·class="p">.</span></code></pre><p>If·it·is·required·that·Mnesia·must·build·and·maintain·an·extra·index·table·on |
| 3050 | attribute·<code·class="inline">address</code>·of·all·the·<code·class="inline">person</code>·records·that·are·inserted·in·the·table, | 3050 | attribute·<code·class="inline">address</code>·of·all·the·<code·class="inline">person</code>·records·that·are·inserted·in·the·table, |
| 3051 | the·following·code·would·be·issued:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 3051 | the·following·code·would·be·issued:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="2066089882-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w"> |
| 3052 | ····</span><span·class="p"·data-group-id=" | 3052 | ····</span><span·class="p"·data-group-id="2066089882-2">[</span><span·class="p"·data-group-id="2066089882-3">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2066089882-4">[</span><span·class="n">N1</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·146,·SHA:·d4cabc9151bf066c3882997a0e547d438a36e6e95dbc6137414e0f1dbd82ff0b·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 3053 | ·····</span><span·class="p"·data-group-id=" | 3053 | ·····</span><span·class="p"·data-group-id="2066089882-5">{</span><span·class="ss">index</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2066089882-6">[</span><span·class="ss">address</span><span·class="p"·data-group-id="2066089882-6">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·e46b3369351c6fd5aa47ebb9ea05538c00889ae9361c5773431bd1b979d7ff85·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 3054 | ·····</span><span·class="p"·data-group-id=" | 3054 | ·····</span><span·class="p"·data-group-id="2066089882-7">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="2066089882-8">(</span><span·class="ss">fields</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·244,·SHA:·c5e68e3e9ff3ece6d4345b09ce876eff06d1cbf450b2254574d82ef340f88605·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·specification·of·<code·class="inline">index</code>·and·<code·class="inline">attributes</code>·can·be·hard-coded·as |
| 3055 | <code·class="inline">{index,·[2]}</code>·and·<code·class="inline">{attributes,·[name,·age,·address,·salary,·children]}</code>, | 3055 | <code·class="inline">{index,·[2]}</code>·and·<code·class="inline">{attributes,·[name,·age,·address,·salary,·children]}</code>, |
| 3056 | respectively.</p><p><a·href="#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>·writes·records·into·the·table·<code·class="inline">schema</code>.·This·function, | 3056 | respectively.</p><p><a·href="#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>·writes·records·into·the·table·<code·class="inline">schema</code>.·This·function, |
| 3057 | and·all·other·schema·manipulation·functions,·are·implemented·with·the·normal | 3057 | and·all·other·schema·manipulation·functions,·are·implemented·with·the·normal |
| 3058 | transaction·management·system.·This·guarantees·that·schema·updates·are·performed | 3058 | transaction·management·system.·This·guarantees·that·schema·updates·are·performed |
| 3059 | on·all·nodes·in·an·atomic·manner.</p> | 3059 | on·all·nodes·in·an·atomic·manner.</p> |
| 3060 | ··</section> | 3060 | ··</section> |
| 3061 | </section> | 3061 | </section> |
| Offset 5155, 18 lines modified | Offset 5155, 18 lines modified | ||
| 5155 | ······</div> | 5155 | ······</div> |
| 5156 | <p>Select·the·objects·in·<code·class="inline">Tab</code>·against·<code·class="inline">MatchSpec</code>.</p><p>Matches·the·objects·in·table·<code·class="inline">Tab</code>·using·a·<code·class="inline">match_spec</code>·as·described·in·the | 5156 | <p>Select·the·objects·in·<code·class="inline">Tab</code>·against·<code·class="inline">MatchSpec</code>.</p><p>Matches·the·objects·in·table·<code·class="inline">Tab</code>·using·a·<code·class="inline">match_spec</code>·as·described·in·the |
| 5157 | <a·href="../../../../lib/stdlib-6.2/doc/html/ets.html#select/3"><code·class="inline">ets:select/3</code></a>.·Optionally·a·lock·<code·class="inline">read</code>·or·<code·class="inline">write</code>·can·be·given·as·the·third | 5157 | <a·href="../../../../lib/stdlib-6.2/doc/html/ets.html#select/3"><code·class="inline">ets:select/3</code></a>.·Optionally·a·lock·<code·class="inline">read</code>·or·<code·class="inline">write</code>·can·be·given·as·the·third |
| 5158 | argument.·Default·is·<code·class="inline">read</code>.·The·return·value·depends·on·<code·class="inline">MatchSpec</code>.</p><p>Notice·that·for·best·performance,·<code·class="inline">select</code>·is·to·be·used·before·any·modifying | 5158 | argument.·Default·is·<code·class="inline">read</code>.·The·return·value·depends·on·<code·class="inline">MatchSpec</code>.</p><p>Notice·that·for·best·performance,·<code·class="inline">select</code>·is·to·be·used·before·any·modifying |
| 5159 | operations·are·done·on·that·table·in·the·same·transaction.·That·is,·do·not·use | 5159 | operations·are·done·on·that·table·in·the·same·transaction.·That·is,·do·not·use |
| 5160 | <code·class="inline">write</code>·or·<code·class="inline">delete</code>·before·a·<code·class="inline">select</code>.</p><p>In·its·simplest·forms,·the·<code·class="inline">match_spec</code>·look·as·follows:</p><ul><li><code·class="inline">MatchSpec·=·[MatchFunction]</code></li><li><code·class="inline">MatchFunction·=·{MatchHead,·[Guard],·[Result]}</code></li><li><p><code·class="inline">MatchHead·=·tuple()·|·record()</code></p></li><li><code·class="inline">Guard·=·{"Guardtest·name",·...}</code></li><li><code·class="inline">Result·=·"Term·construct"</code></li></ul><p>For·a·complete·description·of·<code·class="inline">select</code>,·see·the·<a·href="../../../../erts-15.2.2/doc/html/index.html">ERTS</a> | 5160 | <code·class="inline">write</code>·or·<code·class="inline">delete</code>·before·a·<code·class="inline">select</code>.</p><p>In·its·simplest·forms,·the·<code·class="inline">match_spec</code>·look·as·follows:</p><ul><li><code·class="inline">MatchSpec·=·[MatchFunction]</code></li><li><code·class="inline">MatchFunction·=·{MatchHead,·[Guard],·[Result]}</code></li><li><p><code·class="inline">MatchHead·=·tuple()·|·record()</code></p></li><li><code·class="inline">Guard·=·{"Guardtest·name",·...}</code></li><li><code·class="inline">Result·=·"Term·construct"</code></li></ul><p>For·a·complete·description·of·<code·class="inline">select</code>,·see·the·<a·href="../../../../erts-15.2.2/doc/html/index.html">ERTS</a> |
| 5161 | User's·Guide·and·the·<a·href="../../../../lib/stdlib-6.2/doc/html/ets.html"><code·class="inline">ets</code></a>·manual·page·in·STDLIB.</p><p>For·example,·to·find·the·names·of·all·male·persons·older·than·30·in·table·<code·class="inline">Tab</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">MatchHead</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 5161 | User's·Guide·and·the·<a·href="../../../../lib/stdlib-6.2/doc/html/ets.html"><code·class="inline">ets</code></a>·manual·page·in·STDLIB.</p><p>For·example,·to·find·the·names·of·all·male·persons·older·than·30·in·table·<code·class="inline">Tab</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">MatchHead</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="5293992118-1">{</span><span·class="ss">name</span><span·class="o">=</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">sex</span><span·class="o">=</span><span·class="ss">male</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·288,·SHA:·77ef5365b696ebe4d27ecbd6a5cc7d4856b58b84ee4f8309a8febadf671603d6·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 5162 | </span><span·class="n">Guard</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 5162 | </span><span·class="n">Guard</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5293992118-2">{</span><span·class="ss">'>'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">30</span><span·class="p"·data-group-id="5293992[·...·truncated·by·diffoscope;·len:·3,·SHA:·85daaf6f7055cd5736287faed9603d712920092c4f8fd0097ec3b650bf27530e·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 5163 | </span><span·class="n">Result</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> | 5163 | </span><span·class="n">Result</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 5164 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 5164 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="5293992118-3">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="p"·data-group-id="5293992118-4">[</span><span·class="p"·data-group-id="5293992118-5">{</span><span·class="n">MatchHead</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·466,·SHA:·20085f4d088cd273377515cc2a40b88fd754d1187be2f457a1c9d5870ed7ff1e·...·]-3">)</span><span·class="p">,</span></code></pre> |
| 5165 | ··</section> | 5165 | ··</section> |
| 5166 | </section> | 5166 | </section> |
| 5167 | <section·class="detail"·id="select/4"> | 5167 | <section·class="detail"·id="select/4"> |
| 5168 | ··<div·class="detail-header"> | 5168 | ··<div·class="detail-header"> |
| 5169 | ····<a·href="#select/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 5169 | ····<a·href="#select/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 5170 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 5170 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 5435, 17 lines modified | Offset 5435, 17 lines modified | ||
| 5435 | information·needed·is·information·about·the·key·types·in·the·table.·Multiple | 5435 | information·needed·is·information·about·the·key·types·in·the·table.·Multiple |
| 5436 | keys·cannot·be·handled·in·Mnesia,·but·many·SNMP·tables·have·multiple·keys. | 5436 | keys·cannot·be·handled·in·Mnesia,·but·many·SNMP·tables·have·multiple·keys. |
| 5437 | Therefore,·the·following·convention·is·used:·if·a·table·has·multiple·keys,·these | 5437 | Therefore,·the·following·convention·is·used:·if·a·table·has·multiple·keys,·these |
| 5438 | must·always·be·stored·as·a·tuple·of·the·keys.·Information·about·the·key·types·is | 5438 | must·always·be·stored·as·a·tuple·of·the·keys.·Information·about·the·key·types·is |
| 5439 | specified·as·a·tuple·of·atoms·describing·the·types.·The·only·significant·type·is | 5439 | specified·as·a·tuple·of·atoms·describing·the·types.·The·only·significant·type·is |
| 5440 | <code·class="inline">fix_string</code>.·This·means·that·a·string·has·a·fixed·size.</p><p>For·example,·the·following·causes·table·<code·class="inline">person</code>·to·be·ordered·as·an·SNMP·table:</p><pre><code·class="text">mnesia:snmp_open_table(person,·[{key,·string}])</code></pre><p>Consider·the·following·schema·for·a·table·of·company·employees.·Each·employee·is | 5440 | <code·class="inline">fix_string</code>.·This·means·that·a·string·has·a·fixed·size.</p><p>For·example,·the·following·causes·table·<code·class="inline">person</code>·to·be·ordered·as·an·SNMP·table:</p><pre><code·class="text">mnesia:snmp_open_table(person,·[{key,·string}])</code></pre><p>Consider·the·following·schema·for·a·table·of·company·employees.·Each·employee·is |
| 5441 | identified·by·department·number·and·name.·The·other·table·column·stores·the | 5441 | identified·by·department·number·and·name.·The·other·table·column·stores·the |
| 5442 | telephone·number:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 5442 | telephone·number:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7835835296-1">(</span><span·class="ss">employee</span><span·class="p">,</span><span·class="w"> |
| 5443 | ····</span><span·class="p"·data-group-id="4673615170-2">[</span><span·class="p"·data-group-id="4673615170-3">{</span><span·class="ss">snmp</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4673615170-4">[</span><span·class="p"·data-group-id="4673615170-5">{</span><span·class="ss">key</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4673615170-6">{</span><span·class="ss">integer</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">string</span><span·class="p"·data-group-id="4673615170-6">}</span><span·class="p"·data-group-id="4673615170-5">}</span><span·class="p"·data-group-id="4673615170-4">]</span><span·class="p"·data-group-id="4673615170-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 5444 | ···· | 5443 | ····</span><span·class="p"·data-group-id="7835835296-2">[</span><span·class="p"·data-group-id="7835835296-3">{</span><span·class="ss">snmp</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7835835296-4">[</span><span·class="p[·...·truncated·by·diffoscope;·len:·528,·SHA:·2a87bf54d7ba7706079836d3102b5ad80a6ef255102e73b9688e64a278e3071d·...·] |
| 5444 | ·····</span><span·class="p"·data-group-id="7835835296-7">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="7835835296-8">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">employees</span><span·class="p"·data-group-id="7835835296-8">)</span><span·class="p"·data-group-id="7835835296-7">}</span><span·class="p"·data-group-id="7835835296-2">]</span><span·class="p"·data-group-id="7835835296-1">)</span><span·class="p">,</span></code></pre><p>The·corresponding·SNMP·table·would·have·three·columns:·<code·class="inline">department</code>,·<code·class="inline">name</code>,·and | ||
| 5445 | <code·class="inline">telno</code>.</p><p>An·option·is·to·have·table·columns·that·are·not·visible·through·the·SNMP | 5445 | <code·class="inline">telno</code>.</p><p>An·option·is·to·have·table·columns·that·are·not·visible·through·the·SNMP |
| 5446 | protocol.·These·columns·must·be·the·last·columns·of·the·table.·In·the·previous | 5446 | protocol.·These·columns·must·be·the·last·columns·of·the·table.·In·the·previous |
| 5447 | example,·the·SNMP·table·could·have·columns·<code·class="inline">department</code>·and·<code·class="inline">name</code>·only.·The | 5447 | example,·the·SNMP·table·could·have·columns·<code·class="inline">department</code>·and·<code·class="inline">name</code>·only.·The |
| 5448 | application·could·then·use·column·<code·class="inline">telno</code>·internally,·but·it·would·not·be | 5448 | application·could·then·use·column·<code·class="inline">telno</code>·internally,·but·it·would·not·be |
| 5449 | visible·to·the·SNMP·managers.</p><p>In·a·table·monitored·by·SNMP,·all·elements·must·be·integers,·strings,·or·lists | 5449 | visible·to·the·SNMP·managers.</p><p>In·a·table·monitored·by·SNMP,·all·elements·must·be·integers,·strings,·or·lists |
| 5450 | of·integers.</p><p>When·a·table·is·SNMP·ordered,·modifications·are·more·expensive·than·usual, | 5450 | of·integers.</p><p>When·a·table·is·SNMP·ordered,·modifications·are·more·expensive·than·usual, |
| 5451 | O(logN).·Also,·more·memory·is·used.</p><p>Notice·that·only·the·lexicographical·SNMP·ordering·is·implemented·in·Mnesia,·not | 5451 | O(logN).·Also,·more·memory·is·used.</p><p>Notice·that·only·the·lexicographical·SNMP·ordering·is·implemented·in·Mnesia,·not |
| Offset 6008, 43 lines modified | Offset 6008, 43 lines modified | ||
| 6008 | <p>Execute·<code·class="inline">Fun</code>·with·arguments·<code·class="inline">Args</code>·as·a·transaction.</p><p>The·code·that·executes·inside·the·transaction·can·consist·of·a·series·of·table | 6008 | <p>Execute·<code·class="inline">Fun</code>·with·arguments·<code·class="inline">Args</code>·as·a·transaction.</p><p>The·code·that·executes·inside·the·transaction·can·consist·of·a·series·of·table |
| 6009 | manipulation·functions.·If·something·goes·wrong·inside·the·transaction·as·a | 6009 | manipulation·functions.·If·something·goes·wrong·inside·the·transaction·as·a |
| 6010 | result·of·a·user·error·or·a·certain·table·not·being·available,·the·entire | 6010 | result·of·a·user·error·or·a·certain·table·not·being·available,·the·entire |
| 6011 | transaction·is·terminated·and·the·function·<a·href="#transaction/1"><code·class="inline">transaction/1</code></a> | 6011 | transaction·is·terminated·and·the·function·<a·href="#transaction/1"><code·class="inline">transaction/1</code></a> |
| 6012 | returns·the·tuple·<code·class="inline">{aborted,·Reason}</code>.</p><p>If·all·is·going·well,·<code·class="inline">{atomic,·ResultOfFun}</code>·is·returned,·where·<code·class="inline">ResultOfFun</code> | 6012 | returns·the·tuple·<code·class="inline">{aborted,·Reason}</code>.</p><p>If·all·is·going·well,·<code·class="inline">{atomic,·ResultOfFun}</code>·is·returned,·where·<code·class="inline">ResultOfFun</code> |
| 6013 | is·the·value·of·the·last·expression·in·<code·class="inline">Fun</code>.</p><p>A·function·that·adds·a·family·to·the·database·can·be·written·as·follows·if·there | 6013 | is·the·value·of·the·last·expression·in·<code·class="inline">Fun</code>.</p><p>A·function·that·adds·a·family·to·the·database·can·be·written·as·follows·if·there |
| 6014 | is·a·structure·<code·class="inline">{family,·Father,·Mother,·ChildrenList}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">add_family</span><span·class="p"·data-group-id=" | 6014 | is·a·structure·<code·class="inline">{family,·Father,·Mother,·ChildrenList}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">add_family</span><span·class="p"·data-group-id="6551371023-1">(</span><span·class="p"·data-group-id="6551371023-2">{</span><span·class="ss">family</span><span·class="p">,</span><span·class="w">·</span><span·class="n">F</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·c[·...·truncated·by·diffoscope;·len:·166,·SHA:·2e8a6691ac700d14515f9e8b950074a572f438d718032fe17e89a1f76ffe9230·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 6015 | ····</span><span·class="n">ChildOids</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 6015 | ····</span><span·class="n">ChildOids</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="6551371023-3">(</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">oid</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Children</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·584a4405b032fb873f5f5a0738ff999580c756f1164b0865ee37a6ea79a01fae·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 6016 | ····</span><span·class="n">Trans</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 6016 | ····</span><span·class="n">Trans</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="6551371023-4">(</span><span·class="p"·data-group-id="6551371023-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 6017 | ········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="2707772875-5">(</span><span·class="n">F</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="2707772875-6">{</span><span·class="ss">children</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">ChildOids</span><span·class="p"·data-group-id="2707772875-6">}</span><span·class="p"·data-group-id="2707772875-5">)</span><span·class="p">,</span><span·class="w"> | ||
| 6018 | ········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 6017 | ········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="6551371023-5">(</span><span·class="n">F</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="6551371023-6">{</span><span·class="ss">children</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·129,·SHA:·893ec98ee0f709213304ad64651c918609f234789a754e9ad4bcfa96924a0e15·...·]">)</span><span·class="p">,</span><span·class="w"> |
| 6018 | ········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="6551371023-7">(</span><span·class="n">M</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="6551371023-8">{</span><span·class="ss">children</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">ChildOids</span><span·class="p"·data-group-id="6551371023-8">}</span><span·class="p"·data-group-id="6551371023-7">)</span><span·class="p">,</span><span·class="w"> | ||
| 6019 | ········</span><span·class="n">Write</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 6019 | ········</span><span·class="n">Write</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="6551371023-9">(</span><span·class="n">Child</span><span·class="p"·data-group-id="6551371023-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write<[·...·truncated·by·diffoscope;·len:·129,·SHA:·d1901ca7e52d7152d8137c634bf35ebf1b5af20edd44115ce2a46f64fd57c520·...·]-10">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 6020 | ········</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foreach</span><span·class="p"·data-group-id=" | 6020 | ········</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foreach</span><span·class="p"·data-group-id="6551371023-11">(</span><span·class="n">Write</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Children</span><span·class="p"·data-group-id="6551371023-11">)</span><span·class="w"> |
| 6021 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 6021 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 6022 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 6022 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="6551371023-12">(</span><span·class="n">Trans</span><span·class="p"·data-group-id="6551371023-12">)</span><span·class="p">.</span><span·class="w"> |
| 6023 | </span><span·class="nf">oid</span><span·class="p"·data-group-id=" | 6023 | </span><span·class="nf">oid</span><span·class="p"·data-group-id="6551371023-13">(</span><span·class="n">Rec</span><span·class="p"·data-group-id="6551371023-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="6551371023-14">{</span><span·class="nf">elemen[·...·truncated·by·diffoscope;·len:·542,·SHA:·05e9e421c457e922a3163ecf7abd29560e613e5e5b9368a6dc4bc99b6eab7af2·...·]-14">}</span><span·class="p">.</span></code></pre><p>This·code·adds·a·set·of·people·to·the·database.·Running·this·code·within·one |
| 6024 | transaction·ensures·that·either·the·whole·family·is·added·to·the·database,·or | 6024 | transaction·ensures·that·either·the·whole·family·is·added·to·the·database,·or |
| 6025 | the·whole·transaction·terminates.·For·example,·if·the·last·child·is·badly | 6025 | the·whole·transaction·terminates.·For·example,·if·the·last·child·is·badly |
| 6026 | formatted,·or·the·executing·process·terminates·because·of·an·<code·class="inline">'EXIT'</code>·signal | 6026 | formatted,·or·the·executing·process·terminates·because·of·an·<code·class="inline">'EXIT'</code>·signal |
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| Offset 155, 160 lines modified | Offset 155, 160 lines modified | ||
| 155 | </span><span·class="c1">%%</span><span·class="w"> | 155 | </span><span·class="c1">%%</span><span·class="w"> |
| 156 | </span><span·class="c1">%%·The·NewOpaqueData·arguments·returned·by·restore·callback·functions·will</span><span·class="w"> | 156 | </span><span·class="c1">%%·The·NewOpaqueData·arguments·returned·by·restore·callback·functions·will</span><span·class="w"> |
| 157 | </span><span·class="c1">%%·be·given·as·input·when·the·next·restore·callback·function·is·invoked</span><span·class="w"> | 157 | </span><span·class="c1">%%·be·given·as·input·when·the·next·restore·callback·function·is·invoked</span><span·class="w"> |
| 158 | </span><span·class="c1">%%·If·any·return·value·does·not·match·{ok,·_}·the·restore·will·be·aborted.</span><span·class="w"> | 158 | </span><span·class="c1">%%·If·any·return·value·does·not·match·{ok,·_}·the·restore·will·be·aborted.</span><span·class="w"> |
| 159 | </span><span·class="c1">%%</span><span·class="w"> | 159 | </span><span·class="c1">%%</span><span·class="w"> |
| 160 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 160 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 161 | </span><span·class="w"> | 161 | </span><span·class="w"> |
| 162 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 162 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4457381128-1">(</span><span·class="ss">mnesia_backup</span><span·class="p"·data-group-id="4457381128-1">)</span><span·class="p">.</span><span·class="w"> |
| 163 | </span><span·class="w"> | 163 | </span><span·class="w"> |
| 164 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 164 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="4457381128-2">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="4457381128-2">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="w"> | 165 | </span><span·class="w"> |
| 166 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 166 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4457381128-3">(</span><span·class="p"·data-group-id="4457381128-4">[</span><span·class="w"> |
| 167 | » ·</span><span·class="c1">%%·Write·access</span><span·class="w"> | 167 | » ·</span><span·class="c1">%%·Write·access</span><span·class="w"> |
| 168 | ·········</span><span·class="ss">open_write</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 168 | ·········</span><span·class="ss">open_write</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 169 | » ·</span><span·class="ss">write</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> | 169 | » ·</span><span·class="ss">write</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 170 | » ·</span><span·class="ss">commit_write</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 170 | » ·</span><span·class="ss">commit_write</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 171 | » ·</span><span·class="ss">abort_write</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 171 | » ·</span><span·class="ss">abort_write</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 172 | » ·</span><span·class="c1">%%·Read·access</span><span·class="w"> | 172 | » ·</span><span·class="c1">%%·Read·access</span><span·class="w"> |
| 173 | ·········</span><span·class="ss">open_read</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 173 | ·········</span><span·class="ss">open_read</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 174 | » ·</span><span·class="ss">read</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 174 | » ·</span><span·class="ss">read</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 175 | » ·</span><span·class="ss">close_read</span><span·class="p">/</span><span·class="mi">1</span><span·class="w"> | 175 | » ·</span><span·class="ss">close_read</span><span·class="p">/</span><span·class="mi">1</span><span·class="w"> |
| 176 | ········</span><span·class="p"·data-group-id=" | 176 | ········</span><span·class="p"·data-group-id="4457381128-4">]</span><span·class="p"·data-group-id="4457381128-3">)</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 177 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 178 | </span><span·class="c1">%%·Backup·callback·interface</span><span·class="w"> | 178 | </span><span·class="c1">%%·Backup·callback·interface</span><span·class="w"> |
| 179 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 179 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="4457381128-5">(</span><span·class="ss">backup</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4457381128-6">{</span><span·class="ss">tmp_file</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">file</[·...·truncated·by·diffoscope;·len:·180,·SHA:·d6a0e9e9fca8eeac906b2cdf68ff00c81ec8fcda1089f9112c56027743be7c99·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="c1">%%·Opens·backup·media·for·write</span><span·class="w"> | 180 | </span><span·class="c1">%%·Opens·backup·media·for·write</span><span·class="w"> |
| 181 | </span><span·class="c1">%%</span><span·class="w"> | 181 | </span><span·class="c1">%%</span><span·class="w"> |
| 182 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData}·or·{error,·Reason}</span><span·class="w"> | 182 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData}·or·{error,·Reason}</span><span·class="w"> |
| 183 | </span><span·class="nf">open_write</span><span·class="p"·data-group-id=" | 183 | </span><span·class="nf">open_write</span><span·class="p"·data-group-id="4457381128-7">(</span><span·class="n">OpaqueData</span><span·class="p"·data-group-id="4457381128-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 184 | ····</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> | 184 | ····</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> |
| 185 | ····</span><span·class="n">Tmp</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">concat</span><span·class="p"·data-group-id=" | 185 | ····</span><span·class="n">Tmp</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">concat</span><span·class="p"·data-group-id="4457381128-8">(</span><span·class="p"·data-group-id="4457381128-9">[</span><span·class="n">File</span><span·class="p">,</span><span·class="s">".BUPTMP"</span><span·class="p"·data-group-id="4457381128-9">]</span><span·class="p"·data-group-id="4457[·...·truncated·by·diffoscope;·len:·6,·SHA:·8944ae8ffcbfa40055f73721baf359726556cf101c95eac434ba7b6d2ed86f28·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 186 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id=" | 186 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="4457381128-10">(</span><span·class="n">Tmp</span><span·class="p"·data-group-id="4457381128-10">)</span><span·class="p">,</span><span·class="w"> |
| 187 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id=" | 187 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="4457381128-11">(</span><span·class="p"·data-group-id="4457381128-12">[</span><span·class="p"·data-group-id="4457381128-13">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·132,·SHA:·a35316d91ca9f993a01904953ee1856afd5266e7d136a6160e14f672484a179e·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 188 | » » » </span><span·class="p"·data-group-id=" | 188 | » » » </span><span·class="p"·data-group-id="4457381128-15">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tmp</span><span·class="p"·data-group-id="4457381128-15">}</span><span·class="p">,</span><span·class="w"> |
| 189 | » » » </span><span·class="p"·data-group-id=" | 189 | » » » </span><span·class="p"·data-group-id="4457381128-16">{</span><span·class="ss">repair</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="4457381128-16">}</span><span·class="p">,</span><span·class="w"> |
| 190 | » » » </span><span·class="p"·data-group-id=" | 190 | » » » </span><span·class="p"·data-group-id="4457381128-17">{</span><span·class="ss">linkto</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="4457381128-18">(</span><span·class="p"·data-group-id="4457381128-18">)</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·130,·SHA:·786823448519c964bec12e65b90fb60fb1d93e0b9e7bf2fb569afe6071222da1·...·]-11">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 191 | » </span><span·class="p"·data-group-id=" | 191 | » </span><span·class="p"·data-group-id="4457381128-19">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="4457381128-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 192 | » ····</span><span·class="p"·data-group-id=" | 192 | » ····</span><span·class="p"·data-group-id="4457381128-20">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p"·data-group-id="4457381128-21">{</span><span·class="ss">tmp_file</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·527,·SHA:·68cab91eeba74f3a63cb99dc5f62f27e5a8b17731b542291ec2deb9db8db45e7·...·]-20">}</span><span·class="p">;</span><span·class="w"> |
| 193 | » </span><span·class="p"·data-group-id=" | 193 | » </span><span·class="p"·data-group-id="4457381128-22">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-22">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | » ····</span><span·class="p"·data-group-id=" | 194 | » ····</span><span·class="p"·data-group-id="4457381128-23">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-23">}</span><span·class="w"> |
| 195 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 195 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="c1">%%·Writes·BackupItems·to·the·backup·media</span><span·class="w"> | 196 | </span><span·class="c1">%%·Writes·BackupItems·to·the·backup·media</span><span·class="w"> |
| 197 | </span><span·class="c1">%%</span><span·class="w"> | 197 | </span><span·class="c1">%%</span><span·class="w"> |
| 198 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData}·or·{error,·Reason}</span><span·class="w"> | 198 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData}·or·{error,·Reason}</span><span·class="w"> |
| 199 | </span><span·class="nf">write</span><span·class="p"·data-group-id=" | 199 | </span><span·class="nf">write</span><span·class="p"·data-group-id="4457381128-24">(</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BackupItems</span><span·class="p"·data-group-id="4457381128-24">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 200 | ····</span><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> | 200 | ····</span><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> |
| 201 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">log_terms</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">log_terms</span><span·class="p"·data-group-id="4457381128-25">(</span><span·class="n">B</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file_desc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BackupItems</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·21ee7b100eea97d7399e18ad76a0dd2b63f877ad16abcbc2bc9f6cdda5065c59·...·]-25">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 202 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 202 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 203 | ············</span><span·class="p"·data-group-id=" | 203 | ············</span><span·class="p"·data-group-id="4457381128-26">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="p"·data-group-id="4457381128-26">}</span><span·class="p">;</span><span·class="w"> |
| 204 | ········</span><span·class="p"·data-group-id=" | 204 | ········</span><span·class="p"·data-group-id="4457381128-27">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-27">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 205 | ············</span><span·class="nf">abort_write</span><span·class="p"·data-group-id=" | 205 | ············</span><span·class="nf">abort_write</span><span·class="p"·data-group-id="4457381128-28">(</span><span·class="n">B</span><span·class="p"·data-group-id="4457381128-28">)</span><span·class="p">,</span><span·class="w"> |
| 206 | ············</span><span·class="p"·data-group-id=" | 206 | ············</span><span·class="p"·data-group-id="4457381128-29">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-29">}</span><span·class="w"> |
| 207 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 207 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 208 | </span><span·class="c1">%%·Closes·the·backup·media·after·a·successful·backup</span><span·class="w"> | 208 | </span><span·class="c1">%%·Closes·the·backup·media·after·a·successful·backup</span><span·class="w"> |
| 209 | </span><span·class="c1">%%</span><span·class="w"> | 209 | </span><span·class="c1">%%</span><span·class="w"> |
| 210 | </span><span·class="c1">%%·Returns·{ok,·ReturnValueToUser}·or·{error,·Reason}</span><span·class="w"> | 210 | </span><span·class="c1">%%·Returns·{ok,·ReturnValueToUser}·or·{error,·Reason}</span><span·class="w"> |
| 211 | </span><span·class="nf">commit_write</span><span·class="p"·data-group-id=" | 211 | </span><span·class="nf">commit_write</span><span·class="p"·data-group-id="4457381128-30">(</span><span·class="n">OpaqueData</span><span·class="p"·data-group-id="4457381128-30">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 212 | ····</span><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> | 212 | ····</span><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> |
| 213 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">sync</span><span·class="p"·data-group-id=" | 213 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">sync</span><span·class="p"·data-group-id="4457381128-31">(</span><span·class="n">B</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file_desc</span><span·class="p"·data-group-id="4457381128-31">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 214 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 214 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 215 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4457381128-32">(</span><span·class="n">B</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file_desc</span><span·class="p"·data-group-id="4457381128-32">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 216 | ················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 216 | ················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 217 | ····················</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id=" | 217 | ····················</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="4457381128-33">(</span><span·class="n">B</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file</span><span·class="p"·data-group-id="4457381128-33">)</span><span·class="p">,</span><span·class="w"> |
| 218 | » » ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">rename</span><span·class="p"·data-group-id=" | 218 | » » ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">rename</span><span·class="p"·data-group-id="4457381128-34">(</span><span·class="n">B</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">tmp_file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="o">#</span><sp[·...·truncated·by·diffoscope;·len:·120,·SHA:·984d7440bacf34279d12970b6d8ba366a5c7d6f2fc8361a05c1568932748fbbd·...·]-34">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 219 | » » ·······</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 219 | » » ·······</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | » » » ····</span><span·class="p"·data-group-id=" | 220 | » » » ····</span><span·class="p"·data-group-id="4457381128-35">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·e12cab77ff9e4395331a3bda71ce0a29ad95c46fad4158918098c4d54e59929e·...·]-35">}</span><span·class="p">;</span><span·class="w"> |
| 221 | » » ·······</span><span·class="p"·data-group-id=" | 221 | » » ·······</span><span·class="p"·data-group-id="4457381128-36">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-36">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 222 | » » » ····</span><span·class="p"·data-group-id=" | 222 | » » » ····</span><span·class="p"·data-group-id="4457381128-37">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-37">}</span><span·class="w"> |
| 223 | » » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 223 | » » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 224 | ················</span><span·class="p"·data-group-id=" | 224 | ················</span><span·class="p"·data-group-id="4457381128-38">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-38">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | » » ····</span><span·class="p"·data-group-id=" | 225 | » » ····</span><span·class="p"·data-group-id="4457381128-39">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-39">}</span><span·class="w"> |
| 226 | ············</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 226 | ············</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 227 | ········</span><span·class="p"·data-group-id=" | 227 | ········</span><span·class="p"·data-group-id="4457381128-40">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-40">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | ············</span><span·class="p"·data-group-id=" | 228 | ············</span><span·class="p"·data-group-id="4457381128-41">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-41">}</span><span·class="w"> |
| 229 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 229 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 230 | </span><span·class="c1">%%·Closes·the·backup·media·after·an·interrupted·backup</span><span·class="w"> | 230 | </span><span·class="c1">%%·Closes·the·backup·media·after·an·interrupted·backup</span><span·class="w"> |
| 231 | </span><span·class="c1">%%</span><span·class="w"> | 231 | </span><span·class="c1">%%</span><span·class="w"> |
| 232 | </span><span·class="c1">%%·Returns·{ok,·ReturnValueToUser}·or·{error,·Reason}</span><span·class="w"> | 232 | </span><span·class="c1">%%·Returns·{ok,·ReturnValueToUser}·or·{error,·Reason}</span><span·class="w"> |
| 233 | </span><span·class="nf">abort_write</span><span·class="p"·data-group-id=" | 233 | </span><span·class="nf">abort_write</span><span·class="p"·data-group-id="4457381128-42">(</span><span·class="n">BackupRef</span><span·class="p"·data-group-id="4457381128-42">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 234 | ····</span><span·class="n">Res</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 234 | ····</span><span·class="n">Res</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4457381128-43">(</span><span·class="n">BackupRef</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file_desc</span><span·class="p"·data-group-id="4457381128-43">)</span><span·class="p">,</span><span·class="w"> |
| 235 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id=" | 235 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="4457381128-44">(</span><span·class="n">BackupRef</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">tmp_file</span><span·class="p"·data-group-id="4457381128-44">)</span><span·class="p">,</span><span·class="w"> |
| 236 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Res</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 236 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Res</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 237 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 237 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 238 | ············</span><span·class="p"·data-group-id=" | 238 | ············</span><span·class="p"·data-group-id="4457381128-45">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BackupRef</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·f3bdefd2324d200664bdc6dafbf61a50c38df83c9b65acbf454dc8d407579d4c·...·]-45">}</span><span·class="p">;</span><span·class="w"> |
| 239 | ········</span><span·class="p"·data-group-id=" | 239 | ········</span><span·class="p"·data-group-id="4457381128-46">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-46">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 240 | ············</span><span·class="p"·data-group-id=" | 240 | ············</span><span·class="p"·data-group-id="4457381128-47">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-47">}</span><span·class="w"> |
| 241 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 241 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 242 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 242 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 243 | </span><span·class="c1">%%·Restore·callback·interface</span><span·class="w"> | 243 | </span><span·class="c1">%%·Restore·callback·interface</span><span·class="w"> |
| 244 | </span><span·class="w"> | 244 | </span><span·class="w"> |
| 245 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 245 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="4457381128-48">(</span><span·class="ss">restore</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4457381128-49">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">file_de[·...·truncated·by·diffoscope;·len:·180,·SHA:·1fe1f91bda6fc13e5c6bb4f7380244e491c0d827987158bff07f939cbd669411·...·]-48">)</span><span·class="p">.</span><span·class="w"> |
| 246 | </span><span·class="c1">%%·Opens·backup·media·for·read</span><span·class="w"> | 246 | </span><span·class="c1">%%·Opens·backup·media·for·read</span><span·class="w"> |
| 247 | </span><span·class="c1">%%</span><span·class="w"> | 247 | </span><span·class="c1">%%</span><span·class="w"> |
| 248 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData}·or·{error,·Reason}</span><span·class="w"> | 248 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData}·or·{error,·Reason}</span><span·class="w"> |
| 249 | </span><span·class="nf">open_read</span><span·class="p"·data-group-id=" | 249 | </span><span·class="nf">open_read</span><span·class="p"·data-group-id="4457381128-50">(</span><span·class="n">OpaqueData</span><span·class="p"·data-group-id="4457381128-50">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 250 | ····</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> | 250 | ····</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> |
| 251 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">read_file_info</span><span·class="p"·data-group-id=" | 251 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">read_file_info</span><span·class="p"·data-group-id="4457381128-51">(</span><span·class="n">File</span><span·class="p"·data-group-id="4457381128-51">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 252 | » </span><span·class="p"·data-group-id=" | 252 | » </span><span·class="p"·data-group-id="4457381128-52">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-52">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 253 | » ····</span><span·class="p"·data-group-id=" | 253 | » ····</span><span·class="p"·data-group-id="4457381128-53">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-53">}</span><span·class="p">;</span><span·class="w"> |
| 254 | » </span><span·class="p">_</span><span·class="n">FileInfo</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="c1">%%·file·exists</span><span·class="w"> | 254 | » </span><span·class="p">_</span><span·class="n">FileInfo</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="c1">%%·file·exists</span><span·class="w"> |
| 255 | » ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id=" | 255 | » ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="4457381128-54">(</span><span·class="p"·data-group-id="4457381128-55">[</span><span·class="p"·data-group-id="4457381128-56">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·00cf50b9c73c786aec9ae989e17bdf61f5af318197fa2b43d6cc2512c3c75069·...·]-56">}</span><span·class="p">,</span><span·class="w"> |
| 256 | » » » » </span><span·class="p"·data-group-id=" | 256 | » » » » </span><span·class="p"·data-group-id="4457381128-57">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·data-group-id="4457381128-58">(</span><span·class="p"·data-group-id="4457381128-58">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·b26627c9ee5b8d29896e7944b96018abb1429ca010e36f4ee2e94d9074d564a4·...·]-57">}</span><span·class="p">,</span><span·class="w"> |
| 257 | » » » » </span><span·class="p"·data-group-id=" | 257 | » » » » </span><span·class="p"·data-group-id="4457381128-59">{</span><span·class="ss">repair</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="4457381128-59">}</span><span·class="p">,</span><span·class="w"> |
| 258 | » » » » </span><span·class="p"·data-group-id=" | 258 | » » » » </span><span·class="p"·data-group-id="4457381128-60">{</span><span·class="ss">mode</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">read_only</span><span·class="p"·data-group-id="4457381128-60">}</span><span·class="p">,</span><span·class="w"> |
| 259 | » » » » </span><span·class="p"·data-group-id=" | 259 | » » » » </span><span·class="p"·data-group-id="4457381128-61">{</span><span·class="ss">linkto</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="4457381128-62">(</span><span·class="p"·data-group-id="4457381128-62">)</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·130,·SHA:·f9b78bd54c90a40ec510dff6b6ef52664160a30e24136efdd5468b7427a5776a·...·]-54">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 260 | » » </span><span·class="p"·data-group-id=" | 260 | » » </span><span·class="p"·data-group-id="4457381128-63">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="4457381128-63">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 261 | » » ····</span><span·class="p"·data-group-id=" | 261 | » » ····</span><span·class="p"·data-group-id="4457381128-64">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">restore</span><span·class="p"·data-group-id="4457381128-65">{</span><span·class="ss">file</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·527,·SHA:·881a20c04fa007542677708c2504dd00524d4e8e481b53274fafa2acfa80fe56·...·]-64">}</span><span·class="p">;</span><span·class="w"> |
| 262 | » » </span><span·class="p"·data-group-id=" | 262 | » » </span><span·class="p"·data-group-id="4457381128-66">{</span><span·class="ss">repaired</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·246,·SHA:·42a7be069e0d934e3788675bcf6903086888aff4457dbd2697554a690ae689ed·...·]-66">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 263 | » » ····</span><span·class="p"·data-group-id=" | 263 | » » ····</span><span·class="p"·data-group-id="4457381128-68">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">restore</span><span·class="p"·data-group-id="4457381128-69">{</span><span·class="ss">file</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·527,·SHA:·d034d60a4a6c7909692c786147b68800daeae99ec096151c8d0afe46854d8eea·...·]-68">}</span><span·class="p">;</span><span·class="w"> |
| 264 | » » </span><span·class="p"·data-group-id=" | 264 | » » </span><span·class="p"·data-group-id="4457381128-70">{</span><span·class="ss">repaired</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·57,·SHA:·23aacb16ed02024090b2e5ad9a599aa4189655abc1cf618ea74d9bc47b972b8d·...·]-70">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 265 | » » ····</span><span·class="p"·data-group-id=" | 265 | » » ····</span><span·class="p"·data-group-id="4457381128-71">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">restore</span><span·class="p"·data-group-id="4457381128-72">{</span><span·class="ss">file</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·527,·SHA:·0df72dcdd96be2657874970cb84eac11a2d06f05abb8616fe2e0acbecad9bfc7·...·]-71">}</span><span·class="p">;</span><span·class="w"> |
| 266 | » » </span><span·class="p"·data-group-id=" | 266 | » » </span><span·class="p"·data-group-id="4457381128-73">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-73">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 267 | » » ····</span><span·class="p"·data-group-id=" | 267 | » » ····</span><span·class="p"·data-group-id="4457381128-74">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4457381128-74">}</span><span·class="w"> |
| 268 | » ····</span><span·class="k">end</span><span·class="w"> | 268 | » ····</span><span·class="k">end</span><span·class="w"> |
| 269 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 269 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 270 | </span><span·class="c1">%%·Reads·BackupItems·from·the·backup·media</span><span·class="w"> | 270 | </span><span·class="c1">%%·Reads·BackupItems·from·the·backup·media</span><span·class="w"> |
| 271 | </span><span·class="c1">%%</span><span·class="w"> | 271 | </span><span·class="c1">%%</span><span·class="w"> |
| 272 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData,·BackupItems}·or·{error,·Reason}</span><span·class="w"> | 272 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData,·BackupItems}·or·{error,·Reason}</span><span·class="w"> |
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| 127 | <h2·id="mnesia_access-callback-behavior"·class="section-heading"> | 127 | <h2·id="mnesia_access-callback-behavior"·class="section-heading"> |
| 128 | ··<a·href="#mnesia_access-callback-behavior"·class="hover-link"> | 128 | ··<a·href="#mnesia_access-callback-behavior"·class="hover-link"> |
| 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 130 | ··</a> | 130 | ··</a> |
| 131 | ··<span·class="text">mnesia_access·Callback·Behavior</span> | 131 | ··<span·class="text">mnesia_access·Callback·Behavior</span> |
| 132 | </h2> | 132 | </h2> |
| 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7919322317-1">(</span><span·class="ss">mnesia_frag</span><span·class="p"·data-group-id="7919322317-1">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="c1">%%·Callback·functions·when·accessed·within·an·activity</span><span·class="w"> | 134 | </span><span·class="c1">%%·Callback·functions·when·accessed·within·an·activity</span><span·class="w"> |
| 135 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 135 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7919322317-2">(</span><span·class="p"·data-group-id="7919322317-3">[</span><span·class="w"> |
| 136 | » ·</span><span·class="ss">lock</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> | 136 | » ·</span><span·class="ss">lock</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> |
| 137 | » ·</span><span·class="ss">write</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">delete</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">delete_object</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w"> | 137 | » ·</span><span·class="ss">write</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">delete</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">delete_object</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w"> |
| 138 | » ·</span><span·class="ss">read</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">match_object</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">all_keys</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> | 138 | » ·</span><span·class="ss">read</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">match_object</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">all_keys</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> |
| 139 | » ·</span><span·class="ss">select</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="ss">select</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="ss">select_cont</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w"> | 139 | » ·</span><span·class="ss">select</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="ss">select</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="ss">select_cont</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w"> |
| 140 | » ·</span><span·class="ss">index_match_object</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">index_read</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w"> | 140 | » ·</span><span·class="ss">index_match_object</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">index_read</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w"> |
| 141 | » ·</span><span·class="ss">foldl</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foldr</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">table_info</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> | 141 | » ·</span><span·class="ss">foldl</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foldr</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">table_info</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> |
| 142 | » ·</span><span·class="ss">first</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">next</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">prev</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">last</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w"> | 142 | » ·</span><span·class="ss">first</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">next</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">prev</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">last</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w"> |
| 143 | » ·</span><span·class="ss">clear_table</span><span·class="p">/</span><span·class="mi">4</span><span·class="w"> | 143 | » ·</span><span·class="ss">clear_table</span><span·class="p">/</span><span·class="mi">4</span><span·class="w"> |
| 144 | ·······</span><span·class="p"·data-group-id=" | 144 | ·······</span><span·class="p"·data-group-id="7919322317-3">]</span><span·class="p"·data-group-id="7919322317-2">)</span><span·class="p">.</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Callback·functions·which·provides·transparent</span><span·class="w"> |
| 145 | </span><span·class="c1">%%·access·of·fragmented·tables·from·any·activity</span><span·class="w"> | 145 | </span><span·class="c1">%%·access·of·fragmented·tables·from·any·activity</span><span·class="w"> |
| 146 | </span><span·class="c1">%%·access·context.</span><span·class="w"> | 146 | </span><span·class="c1">%%·access·context.</span><span·class="w"> |
| 147 | </span><span·class="nf">lock</span><span·class="p"·data-group-id=" | 147 | </span><span·class="nf">lock</span><span·class="p"·data-group-id="7257605981-1">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7257605981-2">{</span><span·class="ss">table<[·...·truncated·by·diffoscope;·len:·277,·SHA:·5da6962ddb25ab567a8c866d149f9c2c32b09df2a2f3a1b3bfe345c933364740·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 148 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id=" | 148 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="7257605981-3">(</span><span·class="n">Tab</span><span·class="p"·data-group-id="7257605981-3">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 149 | » </span><span·class="p"·data-group-id=" | 149 | » </span><span·class="p"·data-group-id="7257605981-4">[</span><span·class="n">Tab</span><span·class="p"·data-group-id="7257605981-4">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 150 | » ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id=" | 150 | » ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id="7257605981-5">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7257605981-6">{</span><span·class="ss">table<[·...·truncated·by·diffoscope;·len:·253,·SHA:·79db81d072120bc72809cb15d355dfd8c2b960ef51bb101c17d9325f5312fdb2·...·]-5">)</span><span·class="p">;</span><span·class="w"> |
| 151 | » </span><span·class="n">Frags</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 151 | » </span><span·class="n">Frags</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 152 | » ····</span><span·class="n">DeepNs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 152 | » ····</span><span·class="n">DeepNs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7257605981-7">[</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id="7257605981-8">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Op[·...·truncated·by·diffoscope;·len:·386,·SHA:·a273473a77e820aed06fa7a483339dde7b0b92b4aabb45d83a0f98e7d3cf25e0·...·]-8">)</span><span·class="w">·</span><span·class="p">||</span><span·class="w"> |
| 153 | » » » ·</span><span·class="n">F</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="n">Frags</span><span·class="p"·data-group-id=" | 153 | » » » ·</span><span·class="n">F</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="n">Frags</span><span·class="p"·data-group-id="7257605981-7">]</span><span·class="p">,</span><span·class="w"> |
| 154 | » ····</span><span·class="nc">mnesia_lib</span><span·class="p">:</span><span·class="nf">uniq</span><span·class="p"·data-group-id=" | 154 | » ····</span><span·class="nc">mnesia_lib</span><span·class="p">:</span><span·class="nf">uniq</span><span·class="p"·data-group-id="7257605981-10">(</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="7257605981-11">(</span><span·class="n">DeepNs</span><span·class="p"·data-group-id="7257605981-11">)</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·8202fb91b7ba57052717e2cb3bdfa8fd1d28e1090924de48f06f955d90ef6f39·...·]-10">)</span><span·class="w"> |
| 155 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 155 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 156 | </span><span·class="nf">lock</span><span·class="p"·data-group-id=" | 156 | </span><span·class="nf">lock</span><span·class="p"·data-group-id="7257605981-12">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">LockItem</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·76,·SHA:·ee89c9b1e75fb6075a8d6a45cfd038d59e48c9b6ab82136bcbbd3a947feac01c·...·]-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id=" | 157 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id="7257605981-13">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">LockItem</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·76,·SHA:·ee89c9b1e75fb6075a8d6a45cfd038d59e48c9b6ab82136bcbbd3a947feac01c·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 158 | </span><span·class="nf">write</span><span·class="p"·data-group-id=" | 158 | </span><span·class="nf">write</span><span·class="p"·data-group-id="7257605981-14">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·145,·SHA:·4b0222a916794469eb79082940449c1e45602a045f6cce6dd8edee69e7f47126·...·]-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 159 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record_to_frag_name</span><span·class="p"·data-group-id=" | 159 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record_to_frag_name</span><span·class="p"·data-group-id="7257605981-15">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Rec</span><span·class="p"·data-group-id="7257605981-15">)</span><span·class="p">,</span><span·class="w"> |
| 160 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 160 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="7257605981-16">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Frag</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·146,·SHA:·7bdc1d20326d9b5985d5650d8af4ed8063cb3c4b32bd250bfdbdd001f8ab6d83·...·]-16">)</span><span·class="p">.</span><span·class="w"> |
| 161 | </span><span·class="nf">delete</span><span·class="p"·data-group-id=" | 161 | </span><span·class="nf">delete</span><span·class="p"·data-group-id="7257605981-17">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·145,·SHA:·838898df0f22becc620caf0b11d8dfc71f0052fb5157b5e70b8793fbe730a485·...·]-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 162 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">key_to_frag_name</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">key_to_frag_name</span><span·class="p"·data-group-id="7257605981-18">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="7257605981-18">)</span><span·class="p">,</span><span·class="w"> |
| 163 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id=" | 163 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="7257605981-19">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Frag</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·146,·SHA:·8cd82146ca4d63453bf311dbd7ec0c7b426c0b29e3a156fb44cc9c415d60983f·...·]-19">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="nf">delete_object</span><span·class="p"·data-group-id=" | 164 | </span><span·class="nf">delete_object</span><span·class="p"·data-group-id="7257605981-20">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·145,·SHA:·4b0222a916794469eb79082940449c1e45602a045f6cce6dd8edee69e7f47126·...·]-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 165 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record_to_frag_name</span><span·class="p"·data-group-id=" | 165 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record_to_frag_name</span><span·class="p"·data-group-id="7257605981-21">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Rec</span><span·class="p"·data-group-id="7257605981-21">)</span><span·class="p">,</span><span·class="w"> |
| 166 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">delete_object</span><span·class="p"·data-group-id=" | 166 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">delete_object</span><span·class="p"·data-group-id="7257605981-22">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Frag</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·146,·SHA:·7bdc1d20326d9b5985d5650d8af4ed8063cb3c4b32bd250bfdbdd001f8ab6d83·...·]-22">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="nf">read</span><span·class="p"·data-group-id=" | 167 | </span><span·class="nf">read</span><span·class="p"·data-group-id="7257605981-23">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·145,·SHA:·838898df0f22becc620caf0b11d8dfc71f0052fb5157b5e70b8793fbe730a485·...·]-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">key_to_frag_name</span><span·class="p"·data-group-id=" | 168 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">key_to_frag_name</span><span·class="p"·data-group-id="7257605981-24">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="7257605981-24">)</span><span·class="p">,</span><span·class="w"> |
| 169 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><span·class="p"·data-group-id=" | 169 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><span·class="p"·data-group-id="7257605981-25">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Frag</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·146,·SHA:·8cd82146ca4d63453bf311dbd7ec0c7b426c0b29e3a156fb44cc9c415d60983f·...·]-25">)</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="nf">match_object</span><span·class="p"·data-group-id=" | 170 | </span><span·class="nf">match_object</span><span·class="p"·data-group-id="7257605981-26">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·149,·SHA:·d20b837370c8b7d89010debe9fc008c009ea113b660ee542d9b5949307158251·...·]-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 171 | ····</span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 171 | ····</span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7257605981-27">[</span><span·class="p"·data-group-id="7257605981-28">{</span><span·class="n">HeadPat</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7257605981-29">[</span><span·class="p"·data-group-id="7257605981-29">][·...·truncated·by·diffoscope;·len:·294,·SHA:·8599c0110de36f6b605aa33cdabade11d4cc90f71d19fa15a2cf847899b13748·...·]-27">]</span><span·class="p">,</span><span·class="w"> |
| 172 | ····</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 172 | ····</span><span·class="nf">select</span><span·class="p"·data-group-id="7257605981-31">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·151,·SHA:·11e8e25835201d295ef6f44ced465eafc1bae5605653c7629b0eb7ea162c089c·...·]-31">)</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="nf">select</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">select</span><span·class="p"·data-group-id="7257605981-32">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·151,·SHA:·11e8e25835201d295ef6f44ced465eafc1bae5605653c7629b0eb7ea162c089c·...·]-32">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ····</span><span·class="nf">do_select</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="nf">do_select</span><span·class="p"·data-group-id="7257605981-33">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·151,·SHA:·11e8e25835201d295ef6f44ced465eafc1bae5605653c7629b0eb7ea162c089c·...·]-33">)</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="nf">select</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nf">select</span><span·class="p"·data-group-id="7257605981-34">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·227,·SHA:·e2a7011eb6819cc673e0d6b3b62d61a28bd65c336b8e154447e645afb9d0759a·...·]-34">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ····</span><span·class="nf">init_select</span><span·class="p"·data-group-id=" | 176 | ····</span><span·class="nf">init_select</span><span·class="p"·data-group-id="7257605981-35">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·227,·SHA:·e2a7011eb6819cc673e0d6b3b62d61a28bd65c336b8e154447e645afb9d0759a·...·]-35">)</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="nf">all_keys</span><span·class="p"·data-group-id=" | 177 | </span><span·class="nf">all_keys</span><span·class="p"·data-group-id="7257605981-36">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·71,·SHA:·f2544c1c4a833628b444abbeaae1478c73e5e93b79efdd7f0a8c7a8f4800ffae·...·]-36">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 178 | ····</span><span·class="n">Match</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 178 | ····</span><span·class="n">Match</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7257605981-37">[</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">all_keys</span><span·class="p"·data-group-id="7257605981-38">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·212,·SHA:·ec1fb69720d6f5cb925c46e2f250111db281fcb909438a9f5feb0f4737e8574a·...·]-38">)</span><span·class="w"> |
| 179 | » ·····</span><span·class="p">||</span><span·class="w">·</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id=" | 179 | » ·····</span><span·class="p">||</span><span·class="w">·</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="7257605981-39">(</span><span·class="n">Tab</span><span·class="p"·data-group-id="7257605981-39">)</span><span·class="p"·data-group-id="7257605981-37">]</span><span·class="p">,</span><span·class="w"> |
| 180 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="7257605981-40">(</span><span·class="n">Match</span><span·class="p"·data-group-id="7257605981-40">)</span><span·class="p">.</span><span·class="w"> |
| 181 | </span><span·class="nf">clear_table</span><span·class="p"·data-group-id=" | 181 | </span><span·class="nf">clear_table</span><span·class="p"·data-group-id="7257605981-41">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·66,·SHA:·77e912d9f251a1531599987f8d62d490b42d08648180907b0e7ec8ec3735840a·...·]-41">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 182 | ····</span><span·class="p"·data-group-id=" | 182 | ····</span><span·class="p"·data-group-id="7257605981-42">[</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">clear_table</span><span·class="p"·data-group-id="7257605981-43">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·609,·SHA:·be03ec5f859c187290a25942cc348e7bd0042c671ea55b8e0c77a452320dfa4c·...·]-42">]</span><span·class="p">,</span><span·class="w"> |
| 183 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 183 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="nf">index_match_object</span><span·class="p"·data-group-id=" | 184 | </span><span·class="nf">index_match_object</span><span·class="p"·data-group-id="7257605981-45">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·220,·SHA:·ab9df02200ca6e95543b1d2f67a2e91419a90639d16380858895883a09fad618·...·]-45">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 185 | ····</span><span·class="n">Match</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 185 | ····</span><span·class="n">Match</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 186 | » </span><span·class="p"·data-group-id=" | 186 | » </span><span·class="p"·data-group-id="7257605981-46">[</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">index_match_object</span><span·class="p"·data-group-id="7257605981-47">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·371,·SHA:·d7f3d7ae48937c98ca174faf35ae23173bfc235426ae93ba2e3ec4c13510eb18·...·]-47">)</span><span·class="w"> |
| 187 | » ·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id=" | 187 | » ·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="7257605981-48">(</span><span·class="n">Tab</span><span·class="p"·data-group-id="7257605981-48">)</span><span·class="p"·data-group-id="7257605981-46">]</span><span·class="p">,</span><span·class="w"> |
| 188 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 188 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="7257605981-49">(</span><span·class="n">Match</span><span·class="p"·data-group-id="7257605981-49">)</span><span·class="p">.</span><span·class="w"> |
| 189 | </span><span·class="nf">index_read</span><span·class="p"·data-group-id=" | 189 | </span><span·class="nf">index_read</span><span·class="p"·data-group-id="7257605981-50">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·220,·SHA:·ab005a71d41b1f2dc72730acabe55153d0d6a7a0a87143a9e56afa5dadb40697·...·]-50">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 190 | ····</span><span·class="n">Match</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 190 | ····</span><span·class="n">Match</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 191 | » </span><span·class="p"·data-group-id=" | 191 | » </span><span·class="p"·data-group-id="7257605981-51">[</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">index_read</span><span·class="p"·data-group-id="7257605981-52">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·363,·SHA:·fabb707f94b10590f5b0a27acad984d3888d14433f5bd7b585c5075ae7cbcc3a·...·]-52">)</span><span·class="w"> |
| 192 | » ·····</span><span·class="p">||</span><span·class="w">·</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id=" | 192 | » ·····</span><span·class="p">||</span><span·class="w">·</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="7257605981-53">(</span><span·class="n">Tab</span><span·class="p"·data-group-id="7257605981-53">)</span><span·class="p"·data-group-id="7257605981-51">]</span><span·class="p">,</span><span·class="w"> |
| 193 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 193 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="7257605981-54">(</span><span·class="n">Match</span><span·class="p"·data-group-id="7257605981-54">)</span><span·class="p">.</span><span·class="w"> |
| 194 | </span><span·class="nf">foldl</span><span·class="p"·data-group-id=" | 194 | </span><span·class="nf">foldl</span><span·class="p"·data-group-id="7257605981-55">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·219,·SHA:·c2fb9c1ffd79e392267d87bb33115f64be5d83a91caf7d3cb45f482f83d3100a·...·]-55">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ····</span><span·class="n">Fun2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 195 | ····</span><span·class="n">Fun2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="7257605981-56">(</span><span·class="n">Frag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A</span><span·class="p"·data-group-id="7257605981-56">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 196 | » » ···</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id=" | 196 | » » ···</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="7257605981-57">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·218,·SHA:·545784b0589fcd50b350dd245e938674ef3a1c8ef22d15305f37ef1b4cb50c8e·...·]-57">)</span><span·class="w"> |
| 197 | » ···</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 197 | » ···</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 198 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id=" | 198 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="7257605981-58">(</span><span·class="n">Fun2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="7257605981-59">(</s[·...·truncated·by·diffoscope;·len:·125,·SHA:·8bcfa559b0fcbdf521b36e86a776472a81196d35373d254e6667f514a0c176ea·...·]-58">)</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="nf">foldr</span><span·class="p"·data-group-id=" | 199 | </span><span·class="nf">foldr</span><span·class="p"·data-group-id="7257605981-60">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·219,·SHA:·c2fb9c1ffd79e392267d87bb33115f64be5d83a91caf7d3cb45f482f83d3100a·...·]-60">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 200 | ····</span><span·class="n">Fun2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="n">Fun2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="7257605981-61">(</span><span·class="n">Frag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A</span><span·class="p"·data-group-id="7257605981-61">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 201 | » » ···</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id=" | 201 | » » ···</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="7257605981-62">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·218,·SHA:·545784b0589fcd50b350dd245e938674ef3a1c8ef22d15305f37ef1b4cb50c8e·...·]-62">)</span><span·class="w"> |
| 202 | » ···</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 202 | » ···</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 203 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id=" | 203 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="7257605981-63">(</span><span·class="n">Fun2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="7257605981-64">(</s[·...·truncated·by·diffoscope;·len:·125,·SHA:·4e8e90cc24ccc0d615bf1bc3afd15fcf019d99c13300dc5c8a19cf1d07dda881·...·]-63">)</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="nf">table_info</span><span·class="p"·data-group-id=" | 204 | </span><span·class="nf">table_info</span><span·class="p"·data-group-id="7257605981-65">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7257605981-66">{</span><span·class="n">Tab</[·...·truncated·by·diffoscope;·len:·249,·SHA:·2ed646627d92f52a1f5bbed42f39c908d2d2b1fe663439bac7a8478813df0dfe·...·]-65">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 205 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">key_to_frag_name</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">key_to_frag_name</span><span·class="p"·data-group-id="7257605981-67">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="7257605981-67">)</span><span·class="p">,</span><span·class="w"> |
| 206 | ····</span><span·class="nf">table_info2</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="nf">table_info2</span><span·class="p"·data-group-id="7257605981-68">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·142,·SHA:·66aa2cf3d4b1a0b854c7dd8fe69c60b1987887f49e5f96d85f5901b6546f6492·...·]-68">)</span><span·class="p">;</span><span·class="w"> |
| 207 | </span><span·class="nf">table_info</span><span·class="p"·data-group-id=" | 207 | </span><span·class="nf">table_info</span><span·class="p"·data-group-id="7257605981-69">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·67,·SHA:·febf60da9bedb2e75fbb51f5a4f167bc2906074d3b49674ff2e9ebbf716f8d1e·...·]-69">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 208 | ····</span><span·class="nf">table_info2</span><span·class="p"·data-group-id=" | 208 | ····</span><span·class="nf">table_info2</span><span·class="p"·data-group-id="7257605981-70">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·141,·SHA:·34e048ba1bd6fc3c92cb42c23b70af391dbb008073fd5867cf0257714440798a·...·]-70">)</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="nf">table_info2</span><span·class="p"·data-group-id=" | 209 | </span><span·class="nf">table_info2</span><span·class="p"·data-group-id="7257605981-71">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·142,·SHA:·66aa2cf3d4b1a0b854c7dd8fe69c60b1987887f49e5f96d85f5901b6546f6492·...·]-71">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 210 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Item</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 210 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Item</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 211 | » </span><span·class="nb">size</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 211 | » </span><span·class="nb">size</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 212 | » ····</span><span·class="n">SumFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 212 | » ····</span><span·class="n">SumFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="7257605981-72">(</span><span·class="p"·data-group-id="7257605981-73">{</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Size</span><span·class="p"·data-group-id="7257605981-73">}</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·89,·SHA:·0f722e707177390979ad98dc5fdd158fb730ea0fdb568ba70e4e0a2f729e3cf7·...·]-72">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Size</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 213 | » ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id=" | 213 | » ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="7257605981-74">(</span><span·class="n">SumFun</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">frag_size</span><span·class="p"·data-group-id="7257605981-75">(</s[·...·truncated·by·diffoscope;·len:·283,·SHA:·23941240bd9f057753e9224a561079abb45be9555b40f561b71311a610e4e7d3·...·]-74">)</span><span·class="p">;</span><span·class="w"> |
| 214 | » </span><span·class="nb">memory</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 214 | » </span><span·class="nb">memory</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | » ····</span><span·class="n">SumFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 215 | » ····</span><span·class="n">SumFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="7257605981-76">(</span><span·class="p"·data-group-id="7257605981-77">{</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Size</span><span·class="p"·data-group-id="7257605981-77">}</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·89,·SHA:·0f722e707177390979ad98dc5fdd158fb730ea0fdb568ba70e4e0a2f729e3cf7·...·]-76">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Size</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 216 | » ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id=" | 216 | » ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="7257605981-78">(</span><span·class="n">SumFun</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">frag_memory</span><span·class="p"·data-group-id="7257605981-79">(<[·...·truncated·by·diffoscope;·len:·285,·SHA:·cb3d64c53134561f2c96acf40f39c47851f7c7332cc775ad4c5e1fe5da35fac5·...·]-78">)</span><span·class="p">;</span><span·class="w"> |
| 217 | » </span><span·class="ss">base_table</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 217 | » </span><span·class="ss">base_table</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 218 | » ····</span><span·class="nf">lookup_prop</span><span·class="p"·data-group-id=" | 218 | » ····</span><span·class="nf">lookup_prop</span><span·class="p"·data-group-id="7257605981-80">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">base_table</span><span·class="p"·data-group-id="7257605981-80">)</span><span·class="p">;</span><span·class="w"> |
| 219 | » </span><span·class="ss">node_pool</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 219 | » </span><span·class="ss">node_pool</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | » ····</span><span·class="nf">lookup_prop</span><span·class="p"·data-group-id=" | 220 | » ····</span><span·class="nf">lookup_prop</span><span·class="p"·data-group-id="7257605981-81">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node_pool</span><span·class="p"·data-group-id="7257605981-81">)</span><span·class="p">;</span><span·class="w"> |
| 221 | » </span><span·class="ss">n_fragments</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 221 | » </span><span·class="ss">n_fragments</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 222 | » ····</span><span·class="n">FH</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">lookup_frag_hash</span><span·class="p"·data-group-id=" | 222 | » ····</span><span·class="n">FH</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">lookup_frag_hash</span><span·class="p"·data-group-id="7257605981-82">(</span><span·class="n">Tab</span><span·class="p"·data-group-id="7257605981-82">)</span><span·class="p">,</span><span·class="w"> |
| 223 | » ····</span><span·class="n">FH</span><span·class="o">#</span><span·class="ss">frag_state</span><span·class="p">.</span><span·class="ss">n_fragments</span><span·class="p">;</span><span·class="w"> | 223 | » ····</span><span·class="n">FH</span><span·class="o">#</span><span·class="ss">frag_state</span><span·class="p">.</span><span·class="ss">n_fragments</span><span·class="p">;</span><span·class="w"> |
| 224 | » </span><span·class="ss">foreign_key</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 224 | » </span><span·class="ss">foreign_key</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | » ····</span><span·class="n">FH</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">lookup_frag_hash</span><span·class="p"·data-group-id=" | 225 | » ····</span><span·class="n">FH</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">lookup_frag_hash</span><span·class="p"·data-group-id="7257605981-83">(</span><span·class="n">Tab</span><span·class="p"·data-group-id="7257605981-83">)</span><span·class="p">,</span><span·class="w"> |
| 226 | » ····</span><span·class="n">FH</span><span·class="o">#</span><span·class="ss">frag_state</span><span·class="p">.</span><span·class="ss">foreign_key</span><span·class="p">;</span><span·class="w"> | 226 | » ····</span><span·class="n">FH</span><span·class="o">#</span><span·class="ss">frag_state</span><span·class="p">.</span><span·class="ss">foreign_key</span><span·class="p">;</span><span·class="w"> |
| 227 | » </span><span·class="ss">foreigners</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 227 | » </span><span·class="ss">foreigners</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | » ····</span><span·class="nf">lookup_foreigners</span><span·class="p"·data-group-id=" | 228 | » ····</span><span·class="nf">lookup_foreigners</span><span·class="p"·data-group-id="7257605981-84">(</span><span·class="n">Tab</span><span·class="p"·data-group-id="7257605981-84">)</span><span·class="p">;</span><span·class="w"> |
| 229 | » </span><span·class="ss">n_ram_copies</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 229 | » </span><span·class="ss">n_ram_copies</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 230 | » ····</span><span·class="nf">length</span><span·class="p"·data-group-id=" | 230 | » ····</span><span·class="nf">length</span><span·class="p"·data-group-id="7257605981-85">(</span><span·class="nf">val</span><span·class="p"·data-group-id="7257605981-86">(</span><span·class="p"·data-group-id="7257605981-87">{</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ram_cop[·...·truncated·by·diffoscope;·len:·159,·SHA:·a2dc6cda77cb86a00b3a49a75b5496fc0369126f0e4bac0a615d3cd97ef7ed9c·...·]-85">)</span><span·class="p">;</span><span·class="w"> |
| 231 | » </span><span·class="ss">n_disc_copies</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 231 | » </span><span·class="ss">n_disc_copies</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | » ····</span><span·class="nf">length</span><span·class="p"·data-group-id=" | 232 | » ····</span><span·class="nf">length</span><span·class="p"·data-group-id="7257605981-88">(</span><span·class="nf">val</span><span·class="p"·data-group-id="7257605981-89">(</span><span·class="p"·data-group-id="7257605981-90">{</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">disc_co[·...·truncated·by·diffoscope;·len:·160,·SHA:·a7394e0c381cd3e86da357981c3a1865940ab77e5420b86418766946f3600f61·...·]-88">)</span><span·class="p">;</span><span·class="w"> |
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| 127 | <h2·id="mnesia_frag_hash-callback-behavior"·class="section-heading"> | 127 | <h2·id="mnesia_frag_hash-callback-behavior"·class="section-heading"> |
| 128 | ··<a·href="#mnesia_frag_hash-callback-behavior"·class="hover-link"> | 128 | ··<a·href="#mnesia_frag_hash-callback-behavior"·class="hover-link"> |
| 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 130 | ··</a> | 130 | ··</a> |
| 131 | ··<span·class="text">mnesia_frag_hash·Callback·Behavior</span> | 131 | ··<span·class="text">mnesia_frag_hash·Callback·Behavior</span> |
| 132 | </h2> | 132 | </h2> |
| 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5572033825-1">(</span><span·class="ss">mnesia_frag_hash</span><span·class="p"·data-group-id="5572033825-1">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 134 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="5572033825-2">(</span><span·class="p"·data-group-id="5572033825-3">[</span><span·class="p"·data-group-id="5572033825-4">{</span><span·class="ss">nowarn_deprecated_function</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·461,·SHA:·04bd565da018d97bb6a0709527d4ec20afc1c7a0d0e5f9cf32fe32b8e85be0f9·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 135 | </span><span·class="c1">%%·Fragmented·Table·Hashing·callback·functions</span><span·class="w"> | 135 | </span><span·class="c1">%%·Fragmented·Table·Hashing·callback·functions</span><span·class="w"> |
| 136 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 136 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5572033825-7">(</span><span·class="p"·data-group-id="5572033825-8">[</span><span·class="w"> |
| 137 | » ·</span><span·class="ss">init_state</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> | 137 | » ·</span><span·class="ss">init_state</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 138 | » ·</span><span·class="ss">add_frag</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 138 | » ·</span><span·class="ss">add_frag</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 139 | » ·</span><span·class="ss">del_frag</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 139 | » ·</span><span·class="ss">del_frag</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 140 | » ·</span><span·class="ss">key_to_frag_number</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> | 140 | » ·</span><span·class="ss">key_to_frag_number</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 141 | » ·</span><span·class="ss">match_spec_to_frag_numbers</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> | 141 | » ·</span><span·class="ss">match_spec_to_frag_numbers</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> |
| 142 | » </span><span·class="p"·data-group-id=" | 142 | » </span><span·class="p"·data-group-id="5572033825-8">]</span><span·class="p"·data-group-id="5572033825-7">)</span><span·class="p">.</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="3948804706-1">(</span><span·class="ss">hash_state</span><span·class="p">,</span><span·class="w"> |
| 143 | » </span><span·class="p"·data-group-id="39 | 143 | » </span><span·class="p"·data-group-id="3948804706-2">{</span><span·class="ss">n_fragments</span><span·class="p">,</span><span·class="w"> |
| 144 | » ·</span><span·class="ss">next_n_to_split</span><span·class="p">,</span><span·class="w"> | 144 | » ·</span><span·class="ss">next_n_to_split</span><span·class="p">,</span><span·class="w"> |
| 145 | » ·</span><span·class="ss">n_doubles</span><span·class="p">,</span><span·class="w"> | 145 | » ·</span><span·class="ss">n_doubles</span><span·class="p">,</span><span·class="w"> |
| 146 | » ·</span><span·class="ss">function</span><span·class="p"·data-group-id="39 | 146 | » ·</span><span·class="ss">function</span><span·class="p"·data-group-id="3948804706-2">}</span><span·class="p"·data-group-id="3948804706-1">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 147 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 148 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">init_state</span><span·class="p"·data-group-id="39 | 148 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">init_state</span><span·class="p"·data-group-id="3948804706-3">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="3948804706-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">NewState</span><span·class="w">·</span><span·class="k">when</span><span·class="w"> |
| 149 | ······</span><span·class="n">Tab</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="39 | 149 | ······</span><span·class="n">Tab</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="3948804706-4">(</span><span·class="p"·data-group-id="3948804706-4">)</span><span·class="p">,</span><span·class="w"> |
| 150 | ······</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="39 | 150 | ······</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3948804706-5">(</span><span·class="p"·data-group-id="3948804706-5">)</span><span·class="p">,</span><span·class="w"> |
| 151 | ······</span><span·class="n">NewState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="39 | 151 | ······</span><span·class="n">NewState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3948804706-6">(</span><span·class="p"·data-group-id="3948804706-6">)</span><span·class="p">.</span><span·class="w"> |
| 152 | </span><span·class="nf">init_state</span><span·class="p"·data-group-id="39 | 152 | </span><span·class="nf">init_state</span><span·class="p"·data-group-id="3948804706-7">(</span><span·class="p">_</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="3948804706-7">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">State</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 153 | ····</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="39 | 153 | ····</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="3948804706-8">{</span><span·class="ss">n_fragments</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 154 | » » </span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 154 | » » </span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 155 | » » </span><span·class="ss">n_doubles</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | 155 | » » </span><span·class="ss">n_doubles</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 156 | » » </span><span·class="ss">function</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="nb">phash2</span><span·class="p"·data-group-id="39 | 156 | » » </span><span·class="ss">function</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="nb">phash2</span><span·class="p"·data-group-id="3948804706-8">}</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id="39 | 157 | </span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id="3948804706-9">(</span><span·class="p"·data-group-id="3948804706-10">{</span><span·class="ss">hash_state</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">P</span><spa[·...·truncated·by·diffoscope;·len:·163,·SHA:·ec8ca0af33bcd90ca844d2197bbe0be893a82166c25da150f6b9673181cdae18·...·]-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="39 | 158 | ····</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="3948804706-11">{</span><span·class="ss">n_fragments</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w"> |
| 159 | » » </span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="p">,</span><span·class="w"> | 159 | » » </span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="p">,</span><span·class="w"> |
| 160 | » » </span><span·class="ss">n_doubles</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="p">,</span><span·class="w"> | 160 | » » </span><span·class="ss">n_doubles</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="p">,</span><span·class="w"> |
| 161 | » » </span><span·class="ss">function</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="nb">phash</span><span·class="p"·data-group-id="39 | 161 | » » </span><span·class="ss">function</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="nb">phash</span><span·class="p"·data-group-id="3948804706-11">}</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 162 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 163 | </span><span·class="w"> | 163 | </span><span·class="w"> |
| 164 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">add_frag</span><span·class="p"·data-group-id="39 | 164 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">add_frag</span><span·class="p"·data-group-id="3948804706-12">(</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3948804706-13">(</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·451,·SHA:·6c77cc67bed247f6ec119fa341b864557bd0423151c4af9df106303276e15809·...·]-14">}</span><span·class="w">·</span><span·class="k">when</span><span·class="w"> |
| 165 | ······</span><span·class="n">NewState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="39 | 165 | ······</span><span·class="n">NewState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3948804706-15">(</span><span·class="p"·data-group-id="3948804706-15">)</span><span·class="p">,</span><span·class="w"> |
| 166 | ······</span><span·class="n">IterFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="39 | 166 | ······</span><span·class="n">IterFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3948804706-16">[</span><span·class="nf">integer</span><span·class="p"·data-group-id="3948804706-17">(</span><span·class="p"·data-group-id="3948804706-17">)</span><span·class="p"·data-group-id="3948804706-16">]</span><span·class="p">,</span><span·class="w"> |
| 167 | ······</span><span·class="n">AdditionalLockFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="39 | 167 | ······</span><span·class="n">AdditionalLockFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3948804706-18">[</span><span·class="nf">integer</span><span·class="p"·data-group-id="3948804706-19">(</span><span·class="p"·data-group-id="3948804706-19">)</span><span·class="p"·data-group-id="3948804706-18">]</span><span·class="p">.</span><span·class="w"> |
| 168 | </span><span·class="nf">add_frag</span><span·class="p"·data-group-id="39 | 168 | </span><span·class="nf">add_frag</span><span·class="p"·data-group-id="3948804706-20">(</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="3948804706-21">{</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·568,·SHA:·c3405ae42929482b58700a996207eda8c34de65fe2da93269962c8a170c92730·...·]-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 169 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">SplitN</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 169 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">SplitN</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 170 | ····</span><span·class="n">NewN</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 170 | ····</span><span·class="n">NewN</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 171 | ····</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="39 | 171 | ····</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="3948804706-22">(</span><span·class="n">L</span><span·class="p"·data-group-id="3948804706-22">)</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 172 | » » ·</span><span·class="n">P2</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">P2</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">P</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 172 | » » ·</span><span·class="n">P2</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">P2</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">P</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 173 | » » ·····</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="39 | 173 | » » ·····</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="3948804706-23">{</span><span·class="ss">n_fragments</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="n">NewN</span><span·class="p">,</span><span·class="w"> |
| 174 | » » » » ······</span><span·class="ss">n_doubles</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 174 | » » » » ······</span><span·class="ss">n_doubles</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 175 | » » » » ······</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="39 | 175 | » » » » ······</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="3948804706-23">}</span><span·class="p">;</span><span·class="w"> |
| 176 | » » ·</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 176 | » » ·</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | » » ·····</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="39 | 177 | » » ·····</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="3948804706-24">{</span><span·class="ss">n_fragments</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="n">NewN</span><span·class="p">,</span><span·class="w"> |
| 178 | » » » » ······</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="p"·data-group-id="39 | 178 | » » » » ······</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="p"·data-group-id="3948804706-24">}</span><span·class="w"> |
| 179 | » ·····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 179 | » ·····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 180 | ····</span><span·class="p"·data-group-id="39 | 180 | ····</span><span·class="p"·data-group-id="3948804706-25">{</span><span·class="n">State2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3948804706-26">[</span><span·class="n">SplitN</span><span·class="p"·data-group-id="3948804706-26">]</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·203,·SHA:·0c25568df95e2a61e1b3fe96f9c4893c7a4e5cda5da068a7738d8c04826d0588·...·]-25">}</span><span·class="p">;</span><span·class="w"> |
| 181 | </span><span·class="nf">add_frag</span><span·class="p"·data-group-id="39 | 181 | </span><span·class="nf">add_frag</span><span·class="p"·data-group-id="3948804706-28">(</span><span·class="n">OldState</span><span·class="p"·data-group-id="3948804706-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 182 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id="39 | 182 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id="3948804706-29">(</span><span·class="n">OldState</span><span·class="p"·data-group-id="3948804706-29">)</span><span·class="p">,</span><span·class="w"> |
| 183 | ····</span><span·class="nf">add_frag</span><span·class="p"·data-group-id="39 | 183 | ····</span><span·class="nf">add_frag</span><span·class="p"·data-group-id="3948804706-30">(</span><span·class="n">State</span><span·class="p"·data-group-id="3948804706-30">)</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 184 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 185 | </span><span·class="w"> | 185 | </span><span·class="w"> |
| 186 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">del_frag</span><span·class="p"·data-group-id="39 | 186 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">del_frag</span><span·class="p"·data-group-id="3948804706-31">(</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3948804706-32">(</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·451,·SHA:·f46525601da924f66a98d562be575cb45856c5fa84528159bc51b9adba9407d8·...·]-33">}</span><span·class="w">·</span><span·class="k">when</span><span·class="w"> |
| 187 | ······</span><span·class="n">NewState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="39 | 187 | ······</span><span·class="n">NewState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3948804706-34">(</span><span·class="p"·data-group-id="3948804706-34">)</span><span·class="p">,</span><span·class="w"> |
| 188 | ······</span><span·class="n">IterFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="39 | 188 | ······</span><span·class="n">IterFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3948804706-35">[</span><span·class="nf">integer</span><span·class="p"·data-group-id="3948804706-36">(</span><span·class="p"·data-group-id="3948804706-36">)</span><span·class="p"·data-group-id="3948804706-35">]</span><span·class="p">,</span><span·class="w"> |
| 189 | ······</span><span·class="n">AdditionalLockFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="39 | 189 | ······</span><span·class="n">AdditionalLockFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3948804706-37">[</span><span·class="nf">integer</span><span·class="p"·data-group-id="3948804706-38">(</span><span·class="p"·data-group-id="3948804706-38">)</span><span·class="p"·data-group-id="3948804706-37">]</span><span·class="p">.</span><span·class="w"> |
| 190 | </span><span·class="nf">del_frag</span><span·class="p"·data-group-id="39 | 190 | </span><span·class="nf">del_frag</span><span·class="p"·data-group-id="3948804706-39">(</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="3948804706-40">{</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·568,·SHA:·69c040fdec217ae8263134c07a3a3612ad33efd9e0d37303dde37af0d6bb4a8d·...·]-39">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 191 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">SplitN</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 191 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">SplitN</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 192 | ····</span><span·class="k">if</span><span·class="w"> | 192 | ····</span><span·class="k">if</span><span·class="w"> |
| 193 | » </span><span·class="n">P</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">1</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 193 | » </span><span·class="n">P</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">1</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | » ····</span><span·class="n">L2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 194 | » ····</span><span·class="n">L2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 195 | » ····</span><span·class="n">MergeN</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="39 | 195 | » ····</span><span·class="n">MergeN</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="3948804706-41">(</span><span·class="n">L2</span><span·class="p"·data-group-id="3948804706-41">)</span><span·class="p">,</span><span·class="w"> |
| 196 | » ····</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="39 | 196 | » ····</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="3948804706-42">{</span><span·class="ss">n_fragments</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 197 | » » » » ······</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">MergeN</span><span·class="p">,</span><span·class="w"> | 197 | » » » » ······</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">MergeN</span><span·class="p">,</span><span·class="w"> |
| 198 | » » » » ······</span><span·class="ss">n_doubles</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L2</span><span·class="p"·data-group-id="39 | 198 | » » » » ······</span><span·class="ss">n_doubles</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L2</span><span·class="p"·data-group-id="3948804706-42">}</span><span·class="p">,</span><span·class="w"> |
| 199 | » ····</span><span·class="p"·data-group-id="39 | 199 | » ····</span><span·class="p"·data-group-id="3948804706-43">{</span><span·class="n">State2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3948804706-44">[</span><span·class="n">N</span><span·class="p"·data-group-id="3948804706-44">]</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·200,·SHA:·0a311e6f249f963a2e94ca4b529f06b940f99344073bc9fec39e15d2e859afd0·...·]-43">}</span><span·class="p">;</span><span·class="w"> |
| 200 | » </span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 200 | » </span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 201 | » ····</span><span·class="n">MergeN</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="p">,</span><span·class="w"> | 201 | » ····</span><span·class="n">MergeN</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="p">,</span><span·class="w"> |
| 202 | » ····</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="39 | 202 | » ····</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="3948804706-46">{</span><span·class="ss">n_fragments</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 203 | » » » » ······</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">MergeN</span><span·class="p"·data-group-id="39 | 203 | » » » » ······</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">MergeN</span><span·class="p"·data-group-id="3948804706-46">}</span><span·class="p">,</span><span·class="w"> |
| 204 | » ····</span><span·class="p"·data-group-id="39 | 204 | » ····</span><span·class="p"·data-group-id="3948804706-47">{</span><span·class="n">State2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3948804706-48">[</span><span·class="n">N</span><span·class="p"·data-group-id="3948804706-48">]</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·200,·SHA:·01e289da1c5b214a7de633d7e562e4f386b841ca42ca86cb203f0187849dc605·...·]-47">}</span><span·class="w"> |
| 205 | » </span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 205 | » </span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 206 | </span><span·class="nf">del_frag</span><span·class="p"·data-group-id="39 | 206 | </span><span·class="nf">del_frag</span><span·class="p"·data-group-id="3948804706-50">(</span><span·class="n">OldState</span><span·class="p"·data-group-id="3948804706-50">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id="39 | 207 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id="3948804706-51">(</span><span·class="n">OldState</span><span·class="p"·data-group-id="3948804706-51">)</span><span·class="p">,</span><span·class="w"> |
| 208 | ····</span><span·class="nf">del_frag</span><span·class="p"·data-group-id="39 | 208 | ····</span><span·class="nf">del_frag</span><span·class="p"·data-group-id="3948804706-52">(</span><span·class="n">State</span><span·class="p"·data-group-id="3948804706-52">)</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 209 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 210 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="39 | 210 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="3948804706-53">(</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="3948804706-53">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Fragnum</span><span·class="w">·</span><span·class="k">when</span><span·class="w"> |
| 211 | ······</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="39 | 211 | ······</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3948804706-54">(</span><span·class="p"·data-group-id="3948804706-54">)</span><span·class="p">,</span><span·class="w"> |
| 212 | ······</span><span·class="n">Key</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="39 | 212 | ······</span><span·class="n">Key</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3948804706-55">(</span><span·class="p"·data-group-id="3948804706-55">)</span><span·class="p">,</span><span·class="w"> |
| 213 | ······</span><span·class="n">Fragnum</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="39 | 213 | ······</span><span·class="n">Fragnum</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3948804706-56">(</span><span·class="p"·data-group-id="3948804706-56">)</span><span·class="p">.</span><span·class="w"> |
| 214 | </span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="39 | 214 | </span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="3948804706-57">(</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="3948804706-58">{</span><span·class="ss">function</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nb">ph[·...·truncated·by·diffoscope;·len:·535,·SHA:·0e7057382187dc7c18a7c44b4bd89f3f3154ea48491b7ce22e25630ec7673f9a·...·]-57">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">phash</span><span·class="p"·data-group-id="39 | 215 | ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">phash</span><span·class="p"·data-group-id="3948804706-59">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="3948804706-60">(</span><span·class="n">L</span><span·class="w">·</span><span·class="o">+</span><span[·...·truncated·by·diffoscope;·len:·139,·SHA:·7cb726235439a476737c1a1eda243e3c86883be991e8d1208c6a170911500bd0·...·]-59">)</span><span·class="p">,</span><span·class="w"> |
| 216 | ····</span><span·class="k">if</span><span·class="w"> | 216 | ····</span><span·class="k">if</span><span·class="w"> |
| 217 | » </span><span·class="n">A</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 217 | » </span><span·class="n">A</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 218 | » ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="39 | 218 | » ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="3948804706-61">(</span><span·class="n">L</span><span·class="p"·data-group-id="3948804706-61">)</span><span·class="p">;</span><span·class="w"> |
| 219 | » </span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 219 | » </span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | » ····</span><span·class="n">A</span><span·class="w"> | 220 | » ····</span><span·class="n">A</span><span·class="w"> |
| 221 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 221 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 222 | </span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="39 | 222 | </span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="3948804706-62">(</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="3948804706-63">{</span><span·class="ss">function</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nb">ph[·...·truncated·by·diffoscope;·len:·536,·SHA:·4be2841a166bb1889407b34c7a8a550026715c90b4d80c2afc0565393f10a2ed·...·]-62">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">phash2</span><span·class="p"·data-group-id="39 | 223 | ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">phash2</span><span·class="p"·data-group-id="3948804706-64">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="3948804706-65">(</span><span·class="n">L</span><span·class="w">·</span><span·class="o">+</span><span[·...·truncated·by·diffoscope;·len:·139,·SHA:·d557a2820055c5f71177609bee1307fa43290cf3dfc6d563d9bdda18bea17be4·...·]-64">)</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 224 | ····</span><span·class="k">if</span><span·class="w"> | 224 | ····</span><span·class="k">if</span><span·class="w"> |
| 225 | » </span><span·class="n">A</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 225 | » </span><span·class="n">A</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 226 | » ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="39 | 226 | » ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="3948804706-66">(</span><span·class="n">L</span><span·class="p"·data-group-id="3948804706-66">)</span><span·class="p">;</span><span·class="w"> |
| 227 | » </span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 227 | » </span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | » ····</span><span·class="n">A</span><span·class="w"> | 228 | » ····</span><span·class="n">A</span><span·class="w"> |
| 229 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 229 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 230 | </span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="39 | 230 | </span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="3948804706-67">(</span><span·class="n">OldState</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="3948804706-67">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 231 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id="39 | 231 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id="3948804706-68">(</span><span·class="n">OldState</span><span·class="p"·data-group-id="3948804706-68">)</span><span·class="p">,</span><span·class="w"> |
| 232 | ····</span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="39 | 232 | ····</span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="3948804706-69">(</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="3948804706-69">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 233 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 234 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">match_spec_to_frag_numbers</span><span·class="p"·data-group-id="39 | 234 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">match_spec_to_frag_numbers</span><span·class="p"·data-group-id="3948804706-70">(</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MatchSpec</span><span·class="p"·data-group-id="3948804706-70">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Fragnums</span><span·class="w">·</span><span·class="k">when</span><span·class="w"> |
| 235 | ······</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="39 | 235 | ······</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3948804706-71">(</span><span·class="p"·data-group-id="3948804706-71">)</span><span·class="p">,</span><span·class="w"> |
| 236 | ······</span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_spec</span><span·class="p"·data-group-id="39 | 236 | ······</span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_spec</span><span·class="p"·data-group-id="3948804706-72">(</span><span·class="p"·data-group-id="3948804706-72">)</span><span·class="p">,</span><span·class="w"> |
| 237 | ······</span><span·class="n">Fragnums</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="39 | 237 | ······</span><span·class="n">Fragnums</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3948804706-73">[</span><span·class="nf">integer</span><span·class="p"·data-group-id="3948804706-74">(</span><span·class="p"·data-group-id="3948804706-74">)</span><span·class="p"·data-group-id="3948804706-73">]</span><span·class="p">.</span><span·class="w"> |
| 238 | </span><span·class="nf">match_spec_to_frag_numbers</span><span·class="p"·data-group-id="39 | 238 | </span><span·class="nf">match_spec_to_frag_numbers</span><span·class="p"·data-group-id="3948804706-75">(</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="3948804706-76">{</span><span·class="ss">n_fragments</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">[·...·truncated·by·diffoscope;·len:·283,·SHA:·e37192ab45bf7a9b047b4b3ec13862e1510dfc38b3bbdf586586ff971a0b2a3a·...·]-75">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 239 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 239 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 240 | » </span><span·class="p"·data-group-id="39 | 240 | » </span><span·class="p"·data-group-id="3948804706-77">[</span><span·class="p"·data-group-id="3948804706-78">{</span><span·class="n">HeadPat</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·c[·...·truncated·by·diffoscope;·len:·553,·SHA:·48352617906ee3e88b4ae3de24d15fa50854fc904d1b32d62983bb12aa8a5813·...·]-80">)</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">2</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 241 | » ····</span><span·class="n">KeyPat</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="39 | 241 | » ····</span><span·class="n">KeyPat</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="3948804706-81">(</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HeadPat</span><span·class="p"·data-group-id="3948804706-81">)</span><span·class="p">,</span><span·class="w"> |
| 242 | » ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">has_var</span><span·class="p"·data-group-id="39 | 242 | » ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">has_var</span><span·class="p"·data-group-id="3948804706-82">(</span><span·class="n">KeyPat</span><span·class="p"·data-group-id="3948804706-82">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 243 | » » </span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 243 | » » </span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 244 | » » ····</span><span·class="p"·data-group-id="39 | 244 | » » ····</span><span·class="p"·data-group-id="3948804706-83">[</span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="3948804706-84">(</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="n">KeyPat</span><span·class="p"·data-group-id="394[·...·truncated·by·diffoscope;·len:·61,·SHA:·dd6a4c5609d3ef12905b74c2ce7dfdde4b6ba507229ef7bfe7cabda1e9d1e9df·...·]-83">]</span><span·class="p">;</span><span·class="w"> |
| 245 | » » </span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 245 | » » </span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
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| 209 | ······<p·class="built-using"> | 209 | ······<p·class="built-using"> |
| 210 | ········Built·using | 210 | ········Built·using |
| 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 213 | ······</p> | 213 | ······</p> |
| 214 | <p>Copyright·©·1996-202 | 214 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 215 | ····</footer> | 215 | ····</footer> |
| 216 | ··</div> | 216 | ··</div> |
| 217 | </main> | 217 | </main> |
| 218 | </div> | 218 | </div> |
| 219 | <script> | 219 | <script> |
| 220 | ··function·mermaidLoaded()·{ | 220 | ··function·mermaidLoaded()·{ |
| 221 | ····mermaid.initialize({ | 221 | ····mermaid.initialize({ |
| Offset 133, 47 lines modified | Offset 133, 47 lines modified | ||
| 133 | ··<a·href="#starting-mnesia-for-the-first-time"·class="hover-link"> | 133 | ··<a·href="#starting-mnesia-for-the-first-time"·class="hover-link"> |
| 134 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 134 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 135 | ··</a> | 135 | ··</a> |
| 136 | ··<span·class="text">Starting·Mnesia·for·the·First·Time</span> | 136 | ··<span·class="text">Starting·Mnesia·for·the·First·Time</span> |
| 137 | </h2> | 137 | </h2> |
| 138 | <p>This·section·provides·a·simplified·demonstration·of·a·<code·class="inline">Mnesia</code>·system·startup. | 138 | <p>This·section·provides·a·simplified·demonstration·of·a·<code·class="inline">Mnesia</code>·system·startup. |
| 139 | The·dialogue·from·the·Erlang·shell·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">unix</span><span·class="o">></span><span·class="w">·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">mnesia</span><span·class="w">·</span><span·class="ss">dir</span><span·class="w">·</span><span·class="ss">'"/tmp/funky"'</span><span·class="w"> | 139 | The·dialogue·from·the·Erlang·shell·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">unix</span><span·class="o">></span><span·class="w">·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">mnesia</span><span·class="w">·</span><span·class="ss">dir</span><span·class="w">·</span><span·class="ss">'"/tmp/funky"'</span><span·class="w"> |
| 140 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id=" | 140 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id="6895501752-1">(</span><span·class="n">BEAM</span><span·class="p"·data-group-id="6895501752-1">)</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="mf">4.9</span><span·class="w"> |
| 141 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V4</span><span·class="p">.</span><span·class="mi">9</span><span·class="w">··</span><span·class="p"·data-group-id=" | 141 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V4</span><span·class="p">.</span><span·class="mi">9</span><span·class="w">··</span><span·class="p"·data-group-id="6895501752-2">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="6895501752-2">)</span><span·class="w"> |
| 142 | </span><span·class="mi">1</span><span·class="o">></span><span·class="gp·unselectable"> | 142 | </span><span·class="mi">1</span><span·class="o">></span><span·class="gp·unselectable"> |
| 143 | 1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id=" | 143 | 1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id="6895501752-3">(</span><span·class="p"·data-group-id="6895501752-4">[</span><span·class="nf">node</span><span·class="p"·data-group-id="6895501752-5">(</span><span·class="p"·data-group-id="6895501752-5">)</span><span·class="p"·data-group-id="6895501752-4">]<[·...·truncated·by·diffoscope;·len:·47,·SHA:·4e0f7a3f43afe67ebc0af9f684da9c18531af13ba5f7150d2ff9950d13850848·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 144 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 145 | 2>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 145 | 2>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6895501752-6">(</span><span·class="p"·data-group-id="6895501752-6">)</span><span·class="p">.</span><span·class="w"> |
| 146 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 146 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 147 | 3>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 147 | 3>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="6895501752-7">(</span><span·class="ss">funky</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6895501752-8">[</span><span·class="p"·data-group-id="6895501752-8">]</span><span·class="p"·data-group-id="6895501752-7">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="p"·data-group-id=" | 148 | </span><span·class="p"·data-group-id="6895501752-9">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="6895501752-9">}</span><span·class="gp·unselectable"> |
| 149 | 4>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id=" | 149 | 4>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id="6895501752-10">(</span><span·class="p"·data-group-id="6895501752-10">)</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Processes</span><span·class="w">·</span><span·class="ss">holding</span><span·class="w">·</span><span·class="ss">locks</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w"> | 150 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Processes</span><span·class="w">·</span><span·class="ss">holding</span><span·class="w">·</span><span·class="ss">locks</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w"> |
| 151 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Processes</span><span·class="w">·</span><span·class="ss">waiting</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">locks</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w"> | 151 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Processes</span><span·class="w">·</span><span·class="ss">waiting</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">locks</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w"> |
| 152 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Pending</span><span·class="w">·</span><span·class="p"·data-group-id=" | 152 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Pending</span><span·class="w">·</span><span·class="p"·data-group-id="6895501752-11">(</span><span·class="ss">remote</span><span·class="p"·data-group-id="6895501752-11">)</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w"> |
| 153 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Active</span><span·class="w">·</span><span·class="p"·data-group-id=" | 153 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Active</span><span·class="w">·</span><span·class="p"·data-group-id="6895501752-12">(</span><span·class="ss">local</span><span·class="p"·data-group-id="6895501752-12">)</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w"> |
| 154 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Uncertain</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w"> | 154 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Uncertain</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w"> |
| 155 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Active</span><span·class="w">·</span><span·class="ss">tables</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w"> | 155 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Active</span><span·class="w">·</span><span·class="ss">tables</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w"> |
| 156 | </span><span·class="ss">funky</span><span·class="w">··········</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">records</span><span·class="w">·</span><span·class="ss">occupying</span><span·class="w">·</span><span·class="mi">269</span><span·class="w">·</span><span·class="ss">words</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">mem</span><span·class="w"> | 156 | </span><span·class="ss">funky</span><span·class="w">··········</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">records</span><span·class="w">·</span><span·class="ss">occupying</span><span·class="w">·</span><span·class="mi">269</span><span·class="w">·</span><span·class="ss">words</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">mem</span><span·class="w"> |
| 157 | </span><span·class="ss">schema</span><span·class="w">·········</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="mi">2</span><span·class="w">·</span><span·class="ss">records</span><span·class="w">·</span><span·class="ss">occupying</span><span·class="w">·</span><span·class="mi">353</span><span·class="w">·</span><span·class="ss">words</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">mem</span><span·class="w"> | 157 | </span><span·class="ss">schema</span><span·class="w">·········</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="mi">2</span><span·class="w">·</span><span·class="ss">records</span><span·class="w">·</span><span·class="ss">occupying</span><span·class="w">·</span><span·class="mi">353</span><span·class="w">·</span><span·class="ss">words</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">mem</span><span·class="w"> |
| 158 | </span><span·class="o">==</span><span·class="p">=></span><span·class="w">·</span><span·class="n">System</span><span·class="w">·</span><span·class="ss">info</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="s">"1.0"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">debug</span><span·class="w">·</span><span·class="ss">level</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">none</span><span·class="w">·</span><span·class="o"><=</span><span·class="o">==</span><span·class="w"> | 158 | </span><span·class="o">==</span><span·class="p">=></span><span·class="w">·</span><span·class="n">System</span><span·class="w">·</span><span·class="ss">info</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="s">"1.0"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">debug</span><span·class="w">·</span><span·class="ss">level</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">none</span><span·class="w">·</span><span·class="o"><=</span><span·class="o">==</span><span·class="w"> |
| 159 | </span><span·class="ss">opt_disc</span><span·class="p">.</span><span·class="w">·</span><span·class="n">Directory</span><span·class="w">·</span><span·class="s">"/tmp/funky"</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">used</span><span·class="p">.</span><span·class="w"> | 159 | </span><span·class="ss">opt_disc</span><span·class="p">.</span><span·class="w">·</span><span·class="n">Directory</span><span·class="w">·</span><span·class="s">"/tmp/funky"</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">used</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="ss">use</span><span·class="w">·</span><span·class="ss">fall</span><span·class="o">-</span><span·class="ss">back</span><span·class="w">·</span><span·class="ss">at</span><span·class="w">·</span><span·class="ss">restart</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="w"> | 160 | </span><span·class="ss">use</span><span·class="w">·</span><span·class="ss">fall</span><span·class="o">-</span><span·class="ss">back</span><span·class="w">·</span><span·class="ss">at</span><span·class="w">·</span><span·class="ss">restart</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="w"> |
| 161 | </span><span·class="ss">running</span><span·class="w">·</span><span·class="ss">db</span><span·class="w">·</span><span·class="nb">nodes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 161 | </span><span·class="ss">running</span><span·class="w">·</span><span·class="ss">db</span><span·class="w">·</span><span·class="nb">nodes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6895501752-13">[</span><span·class="ss">nonode@nohost</span><span·class="p"·data-group-id="6895501752-13">]</span><span·class="w"> |
| 162 | </span><span·class="ss">stopped</span><span·class="w">·</span><span·class="ss">db</span><span·class="w">·</span><span·class="nb">nodes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 162 | </span><span·class="ss">stopped</span><span·class="w">·</span><span·class="ss">db</span><span·class="w">·</span><span·class="nb">nodes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6895501752-14">[</span><span·class="p"·data-group-id="6895501752-14">]</span><span·class="w"> |
| 163 | </span><span·class="ss">remote</span><span·class="w">···········</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 163 | </span><span·class="ss">remote</span><span·class="w">···········</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6895501752-15">[</span><span·class="p"·data-group-id="6895501752-15">]</span><span·class="w"> |
| 164 | </span><span·class="ss">ram_copies</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 164 | </span><span·class="ss">ram_copies</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6895501752-16">[</span><span·class="ss">funky</span><span·class="p"·data-group-id="6895501752-16">]</span><span·class="w"> |
| 165 | </span><span·class="ss">disc_copies</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 165 | </span><span·class="ss">disc_copies</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6895501752-17">[</span><span·class="ss">schema</span><span·class="p"·data-group-id="6895501752-17">]</span><span·class="w"> |
| 166 | </span><span·class="ss">disc_only_copies</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 166 | </span><span·class="ss">disc_only_copies</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6895501752-18">[</span><span·class="p"·data-group-id="6895501752-18">]</span><span·class="w"> |
| 167 | </span><span·class="p"·data-group-id=" | 167 | </span><span·class="p"·data-group-id="6895501752-19">[</span><span·class="p"·data-group-id="6895501752-20">{</span><span·class="ss">nonode@nohost</span><span·class="p">,</span><span·class="ss">disc_copies</span><span·class="p"·data-group-id="6895501752-20">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·222,·SHA:·442fc33c6d130cd89c99a84f10106c06d779d1c5a2993a592b9da366dc724cc9·...·]-21">]</span><span·class="w"> |
| 168 | </span><span·class="p"·data-group-id=" | 168 | </span><span·class="p"·data-group-id="6895501752-22">[</span><span·class="p"·data-group-id="6895501752-23">{</span><span·class="ss">nonode@nohost</span><span·class="p">,</span><span·class="ss">ram_copies</span><span·class="p"·data-group-id="6895501752-23">}</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·220,·SHA:·becd5f155607ac196fd37c7e552229194f12734cf628fdc1778d8687881760a6·...·]-24">]</span><span·class="w"> |
| 169 | </span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="ss">committed</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">aborted</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">restarted</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">logged</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">disc</span><span·class="w"> | 169 | </span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="ss">committed</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">aborted</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">restarted</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">logged</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">disc</span><span·class="w"> |
| 170 | </span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">held</span><span·class="w">·</span><span·class="ss">locks</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">queue</span><span·class="p">;</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">local</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">remote</span><span·class="w"> | 170 | </span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">held</span><span·class="w">·</span><span·class="ss">locks</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">queue</span><span·class="p">;</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">local</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">remote</span><span·class="w"> |
| 171 | </span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="ss">waits</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">other</span><span·class="w">·</span><span·class="nc">nodes</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 171 | </span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="ss">waits</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">other</span><span·class="w">·</span><span·class="nc">nodes</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="6895501752-25">[</span><span·class="p"·data-group-id="6895501752-25">]</span><span·class="w"> |
| 172 | </span><span·class="ss">ok</span></code></pre><p>In·this·example,·the·following·actions·are·performed:</p><ul><li><em>Step·1:</em>·The·Erlang·system·is·started·from·the·UNIX·prompt·with·a·flag | 172 | </span><span·class="ss">ok</span></code></pre><p>In·this·example,·the·following·actions·are·performed:</p><ul><li><em>Step·1:</em>·The·Erlang·system·is·started·from·the·UNIX·prompt·with·a·flag |
| 173 | <code·class="inline">-mnesia·dir·'"/tmp/funky"'</code>,·which·indicates·in·which·directory·to·store·the | 173 | <code·class="inline">-mnesia·dir·'"/tmp/funky"'</code>,·which·indicates·in·which·directory·to·store·the |
| 174 | data.</li><li><em>Step·2:</em>·A·new·empty·schema·is·initialized·on·the·local·node·by·evaluating | 174 | data.</li><li><em>Step·2:</em>·A·new·empty·schema·is·initialized·on·the·local·node·by·evaluating |
| 175 | <a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema([node()])</code></a>.·The·schema | 175 | <a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema([node()])</code></a>.·The·schema |
| 176 | contains·information·about·the·database·in·general.·This·is·explained·in | 176 | contains·information·about·the·database·in·general.·This·is·explained·in |
| 177 | detail·later.</li><li><em>Step·3:</em>·The·DBMS·is·started·by·evaluating | 177 | detail·later.</li><li><em>Step·3:</em>·The·DBMS·is·started·by·evaluating |
| 178 | <a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>.</li><li><em>Step·4:</em>·A·first·table·is·created,·called·<code·class="inline">funky</code>,·by·evaluating·the | 178 | <a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>.</li><li><em>Step·4:</em>·A·first·table·is·created,·called·<code·class="inline">funky</code>,·by·evaluating·the |
| Offset 225, 36 lines modified | Offset 225, 36 lines modified | ||
| 225 | relationship.</li></ol></li></ul><h3·id="defining-structure-and-content"·class="section-heading"> | 225 | relationship.</li></ol></li></ul><h3·id="defining-structure-and-content"·class="section-heading"> |
| 226 | ··<a·href="#defining-structure-and-content"·class="hover-link"> | 226 | ··<a·href="#defining-structure-and-content"·class="hover-link"> |
| 227 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 227 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 228 | ··</a> | 228 | ··</a> |
| 229 | ··<span·class="text">Defining·Structure·and·Content</span> | 229 | ··<span·class="text">Defining·Structure·and·Content</span> |
| 230 | </h3> | 230 | </h3> |
| 231 | <p>First·the·record·definitions·are·entered·into·a·text·file·named·<code·class="inline">company.hrl</code>. | 231 | <p>First·the·record·definitions·are·entered·into·a·text·file·named·<code·class="inline">company.hrl</code>. |
| 232 | This·file·defines·the·following·structure·for·the·example·database:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="6 | 232 | This·file·defines·the·following·structure·for·the·example·database:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8368094203-1">(</span><span·class="ss">employee</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8368094203-2">{</span><span·class="ss">emp_no</span><span·class="p">,</span><span·class="w"> |
| 233 | ···················</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> | 233 | ···················</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> |
| 234 | ···················</span><span·class="ss">salary</span><span·class="p">,</span><span·class="w"> | 234 | ···················</span><span·class="ss">salary</span><span·class="p">,</span><span·class="w"> |
| 235 | ···················</span><span·class="ss">sex</span><span·class="p">,</span><span·class="w"> | 235 | ···················</span><span·class="ss">sex</span><span·class="p">,</span><span·class="w"> |
| 236 | ···················</span><span·class="ss">phone</span><span·class="p">,</span><span·class="w"> | 236 | ···················</span><span·class="ss">phone</span><span·class="p">,</span><span·class="w"> |
| 237 | ···················</span><span·class="ss">room_no</span><span·class="p"·data-group-id="6 | 237 | ···················</span><span·class="ss">room_no</span><span·class="p"·data-group-id="8368094203-2">}</span><span·class="p"·data-group-id="8368094203-1">)</span><span·class="p">.</span><span·class="w"> |
| 238 | </span><span·class="w"> | 238 | </span><span·class="w"> |
| 239 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="6 | 239 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8368094203-3">(</span><span·class="ss">dept</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8368094203-4">{</span><span·class="ss">id</span><span·class="p">,</span><span·class="w"> |
| 240 | ···············</span><span·class="ss">name</span><span·class="p"·data-group-id="6 | 240 | ···············</span><span·class="ss">name</span><span·class="p"·data-group-id="8368094203-4">}</span><span·class="p"·data-group-id="8368094203-3">)</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="w"> | 241 | </span><span·class="w"> |
| 242 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="6 | 242 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8368094203-5">(</span><span·class="ss">project</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8368094203-6">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> |
| 243 | ··················</span><span·class="ss">number</span><span·class="p"·data-group-id="6 | 243 | ··················</span><span·class="ss">number</span><span·class="p"·data-group-id="8368094203-6">}</span><span·class="p"·data-group-id="8368094203-5">)</span><span·class="p">.</span><span·class="w"> |
| 244 | </span><span·class="w"> | 244 | </span><span·class="w"> |
| 245 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="6 | 245 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8368094203-7">(</span><span·class="ss">manager</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8368094203-8">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="w"> |
| 246 | ··················</span><span·class="ss">dept</span><span·class="p"·data-group-id="6 | 246 | ··················</span><span·class="ss">dept</span><span·class="p"·data-group-id="8368094203-8">}</span><span·class="p"·data-group-id="8368094203-7">)</span><span·class="p">.</span><span·class="w"> |
| 247 | </span><span·class="w"> | 247 | </span><span·class="w"> |
| 248 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="6 | 248 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8368094203-9">(</span><span·class="ss">at_dep</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8368094203-10">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="w"> |
| 249 | ·················</span><span·class="ss">dept_id</span><span·class="p"·data-group-id="6 | 249 | ·················</span><span·class="ss">dept_id</span><span·class="p"·data-group-id="8368094203-10">}</span><span·class="p"·data-group-id="8368094203-9">)</span><span·class="p">.</span><span·class="w"> |
| 250 | </span><span·class="w"> | 250 | </span><span·class="w"> |
| 251 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="6 | 251 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8368094203-11">(</span><span·class="ss">in_proj</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8368094203-12">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="w"> |
| 252 | ··················</span><span·class="ss">proj_name</span><span·class="p"·data-group-id="6 | 252 | ··················</span><span·class="ss">proj_name</span><span·class="p"·data-group-id="8368094203-12">}</span><span·class="p"·data-group-id="8368094203-11">)</span><span·class="p">.</span></code></pre><p>The·structure·defines·six·tables·in·the·database.·In·<code·class="inline">Mnesia</code>,·the·function |
| 253 | <a·href="mnesia.html#create_table/2"><code·class="inline">mnesia:create_table(Name,·ArgList)</code></a>·creates·tables. | 253 | <a·href="mnesia.html#create_table/2"><code·class="inline">mnesia:create_table(Name,·ArgList)</code></a>·creates·tables. |
| 254 | <code·class="inline">Name</code>·is·the·table·name.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·current·version·of·<code·class="inline">Mnesia</code>·does·not·require·that·the·name·of·the·table·is | 254 | <code·class="inline">Name</code>·is·the·table·name.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·current·version·of·<code·class="inline">Mnesia</code>·does·not·require·that·the·name·of·the·table·is |
| 255 | the·same·as·the·record·name,·see | 255 | the·same·as·the·record·name,·see |
| 256 | <a·href="mnesia_chap4.html#recordnames_tablenames">Record·Names·versus·Table·Names.</a>.</p></section><p>For·example,·the·table·for·employees·is·created·with·the·function | 256 | <a·href="mnesia_chap4.html#recordnames_tablenames">Record·Names·versus·Table·Names.</a>.</p></section><p>For·example,·the·table·for·employees·is·created·with·the·function |
| 257 | <code·class="inline">mnesia:create_table(employee,·[{attributes,·record_info(fields,·employee)}])</code>. | 257 | <code·class="inline">mnesia:create_table(employee,·[{attributes,·record_info(fields,·employee)}])</code>. |
| 258 | The·table·name·<code·class="inline">employee</code>·matches·the·name·for·records·specified·in·<code·class="inline">ArgList</code>. | 258 | The·table·name·<code·class="inline">employee</code>·matches·the·name·for·records·specified·in·<code·class="inline">ArgList</code>. |
| 259 | The·expression·<code·class="inline">record_info(fields,·RecordName)</code>·is·processed·by·the·Erlang | 259 | The·expression·<code·class="inline">record_info(fields,·RecordName)</code>·is·processed·by·the·Erlang |
| Offset 263, 120 lines modified | Offset 263, 120 lines modified | ||
| 263 | ··<a·href="#program"·class="hover-link"> | 263 | ··<a·href="#program"·class="hover-link"> |
| 264 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 264 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 265 | ··</a> | 265 | ··</a> |
| 266 | ··<span·class="text">Program</span> | 266 | ··<span·class="text">Program</span> |
| 267 | </h3> | 267 | </h3> |
| 268 | <p>The·following·shell·interaction·starts·<code·class="inline">Mnesia</code>·and·initializes·the·schema·for | 268 | <p>The·following·shell·interaction·starts·<code·class="inline">Mnesia</code>·and·initializes·the·schema·for |
| 269 | the·<code·class="inline">Company</code>·database:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-mnesia·dir·'"/ldisc/scratch/Mnesia.Company"'</span><span·class="w"> | 269 | the·<code·class="inline">Company</code>·database:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-mnesia·dir·'"/ldisc/scratch/Mnesia.Company"'</span><span·class="w"> |
| 270 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id=" | 270 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id="3544714170-1">(</span><span·class="n">BEAM</span><span·class="p"·data-group-id="3544714170-1">)</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="mf">4.9</span><span·class="w"> |
| 271 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V4</span><span·class="p">.</span><span·class="mi">9</span><span·class="w">··</span><span·class="p"·data-group-id=" | 271 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V4</span><span·class="p">.</span><span·class="mi">9</span><span·class="w">··</span><span·class="p"·data-group-id="3544714170-2">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="3544714170-2">)</span><span·class="gp·unselectable"> |
| 272 | 1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id=" | 272 | 1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id="3544714170-3">(</span><span·class="p"·data-group-id="3544714170-4">[</span><span·class="nf">node</span><span·class="p"·data-group-id="3544714170-5">(</span><span·class="p"·data-group-id="3544714170-5">)</span><span·class="p"·data-group-id="3544714170-4">]<[·...·truncated·by·diffoscope;·len:·47,·SHA:·e70f009c6161db9c6fdbbb4246f5a9dbbca059e9abef9068c523972bc3eec207·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 273 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 273 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 274 | 2>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 274 | 2>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="3544714170-6">(</span><span·class="p"·data-group-id="3544714170-6">)</span><span·class="p">.</span><span·class="w"> |
| 275 | </span><span·class="ss">ok</span></code></pre><p>The·following·program·module·creates·and·populates·previously·defined·tables:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 275 | </span><span·class="ss">ok</span></code></pre><p>The·following·program·module·creates·and·populates·previously·defined·tables:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="2637659487-1">(</span><span·class="s">"stdlib/include/qlc.hrl"</span><span·class="p"·data-group-id="2637659487-1">)</span><span·class="p">.</span><span·class="w"> |
| 276 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 276 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="2637659487-2">(</span><span·class="s">"company.hrl"</span><span·class="p"·data-group-id="2637659487-2">)</span><span·class="p">.</span><span·class="w"> |
| 277 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 277 | </span><span·class="nf">init</span><span·class="p"·data-group-id="2637659487-3">(</span><span·class="p"·data-group-id="2637659487-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 278 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 278 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="2637659487-4">(</span><span·class="ss">employee</span><span·class="p">,</span><span·class="w"> |
| 279 | ························</span><span·class="p"·data-group-id=" | 279 | ························</span><span·class="p"·data-group-id="2637659487-5">[</span><span·class="p"·data-group-id="2637659487-6">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="2637659487-7">(</span><span·class[·...·truncated·by·diffoscope;·len:·298,·SHA:·138ee452e578ae1431f34ecef4cc846581bba86ffcedad09b8f7c01ea8fe1126·...·]7-4">)</span><span·class="p">,</span><span·class="w"> |
| 280 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 280 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="2637659487-8">(</span><span·class="ss">dept</span><span·class="p">,</span><span·class="w"> |
| 281 | ························</span><span·class="p"·data-group-id=" | 281 | ························</span><span·class="p"·data-group-id="2637659487-9">[</span><span·class="p"·data-group-id="2637659487-10">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="2637659487-11">(</span><span·cla[·...·truncated·by·diffoscope;·len:·298,·SHA:·ed8432629858a48da5938fcfc3cc3e9534c0ec61e520d3f52aa38d0730d6c3e3·...·]7-8">)</span><span·class="p">,</span><span·class="w"> |
| 282 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 282 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="2637659487-12">(</span><span·class="ss">project</span><span·class="p">,</span><span·class="w"> |
| 283 | ························</span><span·class="p"·data-group-id=" | 283 | ························</span><span·class="p"·data-group-id="2637659487-13">[</span><span·class="p"·data-group-id="2637659487-14">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="2637659487-15">(</span><span·cl[·...·truncated·by·diffoscope;·len:·303,·SHA:·038911c031b303bae340714849c5940a589f0c27699aa55cbe92846b43107951·...·]7-12">)</span><span·class="p">,</span><span·class="w"> |
| 284 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 284 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="2637659487-16">(</span><span·class="ss">manager</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2637659487-17">[</span><span·class="p"·data-group-id="2637659487-18">{</span><span·class="ss">type</span><span·class="p">,<[·...·truncated·by·diffoscope;·len:·97,·SHA:·87a0e8f679f9e2823dea7ff3567c6897da8e48da18aa2399631afc9ef0a74cbd·...·]7-18">}</span><span·class="p">,</span><span·class="w"> |
| 285 | ··································</span><span·class="p"·data-group-id=" | 285 | ··································</span><span·class="p"·data-group-id="2637659487-19">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="2637659487-20">(</span><span·class="ss">fields</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·249,·SHA:·30f7bd8323f79321c62aa7c2d4fd0f5d5cec97b2f9ab151c90aeddf25c9dbcf3·...·]7-16">)</span><span·class="p">,</span><span·class="w"> |
| 286 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 286 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="2637659487-21">(</span><span·class="ss">at_dep</span><span·class="p">,</span><span·class="w"> |
| 287 | ·························</span><span·class="p"·data-group-id=" | 287 | ·························</span><span·class="p"·data-group-id="2637659487-22">[</span><span·class="p"·data-group-id="2637659487-23">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="2637659487-24">(</span><span·cl[·...·truncated·by·diffoscope;·len:·302,·SHA:·34df3f70b01eb86812432fb3b17f5356f16128431eaf210a1eb6787cbb7f3745·...·]7-21">)</span><span·class="p">,</span><span·class="w"> |
| 288 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 288 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="2637659487-25">(</span><span·class="ss">in_proj</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2637659487-26">[</span><span·class="p"·data-group-id="2637659487-27">{</span><span·class="ss">type</span><span·class="p">,<[·...·truncated·by·diffoscope;·len:·97,·SHA:·87a0e8f679f9e2823dea7ff3567c6897da8e48da18aa2399631afc9ef0a74cbd·...·]7-27">}</span><span·class="p">,</span><span·class="w"> |
| 289 | ··································</span><span·class="p"·data-group-id=" | 289 | ··································</span><span·class="p"·data-group-id="2637659487-28">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="2637659487-29">(</span><span·class="ss">fields</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·249,·SHA:·480e714435ddb65aff1dfabb5748405d408cc97175092cd509094de717a8e903·...·]7-25">)</span><span·class="p">.</span></code></pre><h3·id="program-explained"·class="section-heading"> |
| 290 | ··<a·href="#program-explained"·class="hover-link"> | 290 | ··<a·href="#program-explained"·class="hover-link"> |
| 291 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 291 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 292 | ··</a> | 292 | ··</a> |
| 293 | ··<span·class="text">Program·Explained</span> | 293 | ··<span·class="text">Program·Explained</span> |
| 294 | </h3> | 294 | </h3> |
| 295 | <p>The·following·commands·and·functions·are·used·to·initiate·the·<code·class="inline">Company</code> | 295 | <p>The·following·commands·and·functions·are·used·to·initiate·the·<code·class="inline">Company</code> |
| 296 | database:</p><ul><li><code·class="inline">%·erl·-mnesia·dir·'"/ldisc/scratch/Mnesia.Company"'</code>.·This·is·a·UNIX | 296 | database:</p><ul><li><code·class="inline">%·erl·-mnesia·dir·'"/ldisc/scratch/Mnesia.Company"'</code>.·This·is·a·UNIX |
| 297 | command-line·entry·that·starts·the·Erlang·system.·The·flag·<code·class="inline">-mnesia·dir·Dir</code> | 297 | command-line·entry·that·starts·the·Erlang·system.·The·flag·<code·class="inline">-mnesia·dir·Dir</code> |
| 298 | specifies·the·location·of·the·database·directory.·The·system·responds·and | 298 | specifies·the·location·of·the·database·directory.·The·system·responds·and |
| 299 | waits·for·further·input·with·the·prompt·<code·class="inline">1></code>.</li><li><a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema([node()])</code></a>.·This·function·has | 299 | waits·for·further·input·with·the·prompt·<code·class="inline">1></code>.</li><li><a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema([node()])</code></a>.·This·function·has |
| 300 | the·format·<code·class="inline">mnesia:create_schema(DiscNodeList)</code>·and·initiates·a·new·schema.·In | 300 | the·format·<code·class="inline">mnesia:create_schema(DiscNodeList)</code>·and·initiates·a·new·schema.·In |
| 301 | this·example,·a·non-distributed·system·using·only·one·node·is·created.·Schemas | 301 | this·example,·a·non-distributed·system·using·only·one·node·is·created.·Schemas |
| 302 | are·fully·explained·in·<a·href="mnesia_chap3.html#def_schema">Define·a·Schema</a>.</li><li><a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>.·This·function·starts·<code·class="inline">Mnesia</code>·and·is·fully | 302 | are·fully·explained·in·<a·href="mnesia_chap3.html#def_schema">Define·a·Schema</a>.</li><li><a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>.·This·function·starts·<code·class="inline">Mnesia</code>·and·is·fully |
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| 171 | there·as·well.·This·action·extends·the·set·of·nodes·that·comprise·this | 171 | there·as·well.·This·action·extends·the·set·of·nodes·that·comprise·this |
| 172 | particular·<code·class="inline">Mnesia</code>·system.</p></li><li><p><a·href="mnesia.html#del_table_copy/2"><code·class="inline">mnesia:del_table_copy(Tab,·Node)</code></a>·deletes·the | 172 | particular·<code·class="inline">Mnesia</code>·system.</p></li><li><p><a·href="mnesia.html#del_table_copy/2"><code·class="inline">mnesia:del_table_copy(Tab,·Node)</code></a>·deletes·the |
| 173 | replica·of·table·<code·class="inline">Tab</code>·at·node·<code·class="inline">Node</code>.·When·the·last·replica·of·a·table·is | 173 | replica·of·table·<code·class="inline">Tab</code>·at·node·<code·class="inline">Node</code>.·When·the·last·replica·of·a·table·is |
| 174 | removed,·the·table·is·deleted.</p></li><li><p><a·href="mnesia.html#transform_table/4"><code·class="inline">mnesia:transform_table(Tab,·Fun,·NewAttributeList,·NewRecordName)</code></a> | 174 | removed,·the·table·is·deleted.</p></li><li><p><a·href="mnesia.html#transform_table/4"><code·class="inline">mnesia:transform_table(Tab,·Fun,·NewAttributeList,·NewRecordName)</code></a> |
| 175 | changes·the·format·on·all·records·in·table·<code·class="inline">Tab</code>.·It·applies·argument·<code·class="inline">Fun</code>·to | 175 | changes·the·format·on·all·records·in·table·<code·class="inline">Tab</code>.·It·applies·argument·<code·class="inline">Fun</code>·to |
| 176 | all·records·in·the·table.·<code·class="inline">Fun</code>·must·be·a·function·that·takes·a·record·of·the | 176 | all·records·in·the·table.·<code·class="inline">Fun</code>·must·be·a·function·that·takes·a·record·of·the |
| 177 | old·type,·and·returns·the·record·of·the·new·type.·The·table·key·must·not·be | 177 | old·type,·and·returns·the·record·of·the·new·type.·The·table·key·must·not·be |
| 178 | changed.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 178 | changed.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="5385993372-1">(</span><span·class="ss">old</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5385993372-2">{</span><span·class="ss">key</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">val</span><spa[·...·truncated·by·diffoscope;·len:·90,·SHA:·17d5ab4beb0497400c118ed802502db9c8a3fd858d9b73a56950c76b84377eb9·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 179 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="5385993372-3">(</span><span·class="ss">new</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5385993372-4">{</span><span·class="ss">key</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">val</span><spa[·...·truncated·by·diffoscope;·len:·167,·SHA:·640674b6bbfdf9b4fe2a3c2ed643b00d943df7a70d33672aac7c57e421def712·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="n">Transformer</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 180 | </span><span·class="n">Transformer</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 181 | ···</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 181 | ···</span><span·class="nf">fun</span><span·class="p"·data-group-id="5385993372-5">(</span><span·class="n">X</span><span·class="p"·data-group-id="5385993372-5">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">record</span><span·class="p"·data-group-id="5385993372-6">(</span[·...·truncated·by·diffoscope;·len:·141,·SHA:·5119e20477984110863b43b67ad64eaf09928d854b817575c08df19d57267e23·...·]-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 182 | ······</span><span·class="o">#</span><span·class="ss">new</span><span·class="p"·data-group-id=" | 182 | ······</span><span·class="o">#</span><span·class="ss">new</span><span·class="p"·data-group-id="5385993372-7">{</span><span·class="ss">key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">X</span><span·class="o">#</span><span·class="ss">old</span><span·class="p">.</span><span·class="ss">key</span><span·class="p">,</span><span·class="w"> |
| 183 | ···········</span><span·class="ss">val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">X</span><span·class="o">#</span><span·class="ss">old</span><span·class="p">.</span><span·class="ss">val</span><span·class="p">,</span><span·class="w"> | 183 | ···········</span><span·class="ss">val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">X</span><span·class="o">#</span><span·class="ss">old</span><span·class="p">.</span><span·class="ss">val</span><span·class="p">,</span><span·class="w"> |
| 184 | ···········</span><span·class="ss">extra</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="p"·data-group-id=" | 184 | ···········</span><span·class="ss">extra</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="p"·data-group-id="5385993372-7">}</span><span·class="w"> |
| 185 | ···</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 185 | ···</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 186 | </span><span·class="p"·data-group-id=" | 186 | </span><span·class="p"·data-group-id="5385993372-8">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p"·data-group-id="5385993372-8">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·129,·SHA:·11ab4fad56c21afff6705d41acbcd47d7d56abf8dd484ee15692e47b739f53b9·...·]-9">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Transformer</span><span·class="p">,</span><span·class="w"> |
| 187 | ······································</span><span·class="nf">record_info</span><span·class="p"·data-group-id=" | 187 | ······································</span><span·class="nf">record_info</span><span·class="p"·data-group-id="5385993372-10">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">new</span><span·class="p"·data-group-id="5385993372-10">)</span><span·class="p">,</span><span·class="w"> |
| 188 | ······································</span><span·class="ss">new</span><span·class="p"·data-group-id=" | 188 | ······································</span><span·class="ss">new</span><span·class="p"·data-group-id="5385993372-9">)</span><span·class="p">,</span></code></pre><p>Argument·<code·class="inline">Fun</code>·can·also·be·the·atom·<code·class="inline">ignore</code>,·which·indicates·that·only·the |
| 189 | metadata·about·the·table·is·updated.·Use·of·<code·class="inline">ignore</code>·is·not·recommended·(as·it | 189 | metadata·about·the·table·is·updated.·Use·of·<code·class="inline">ignore</code>·is·not·recommended·(as·it |
| 190 | creates·inconsistencies·between·the·metadata·and·the·actual·data)·but·it·is | 190 | creates·inconsistencies·between·the·metadata·and·the·actual·data)·but·it·is |
| 191 | included·as·a·possibility·for·the·user·do·to·an·own·(offline)·transform.</p></li><li><p><a·href="mnesia.html#change_table_copy_type/3"><code·class="inline">mnesia:change_table_copy_type(Tab,·Node,·ToType)</code></a> | 191 | included·as·a·possibility·for·the·user·do·to·an·own·(offline)·transform.</p></li><li><p><a·href="mnesia.html#change_table_copy_type/3"><code·class="inline">mnesia:change_table_copy_type(Tab,·Node,·ToType)</code></a> |
| 192 | changes·the·storage·type·of·a·table.·For·example,·a·RAM·table·is·changed·to·a | 192 | changes·the·storage·type·of·a·table.·For·example,·a·RAM·table·is·changed·to·a |
| 193 | <code·class="inline">disc_table</code>·at·the·node·specified·as·<code·class="inline">Node</code>.</p></li></ul><h2·id="data-model"·class="section-heading"> | 193 | <code·class="inline">disc_table</code>·at·the·node·specified·as·<code·class="inline">Node</code>.</p></li></ul><h2·id="data-model"·class="section-heading"> |
| 194 | ··<a·href="#data-model"·class="hover-link"> | 194 | ··<a·href="#data-model"·class="hover-link"> |
| 195 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 195 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 234, 37 lines modified | Offset 234, 37 lines modified | ||
| 234 | <a·href="mnesia_chap2.html#getting_started">Getting·Started</a>·to·illustrate·how·to·run·a | 234 | <a·href="mnesia_chap2.html#getting_started">Getting·Started</a>·to·illustrate·how·to·run·a |
| 235 | database·on·two·separate·nodes,·called·<code·class="inline">a@gin</code>·and·<code·class="inline">b@skeppet</code>.·Each·of·these | 235 | database·on·two·separate·nodes,·called·<code·class="inline">a@gin</code>·and·<code·class="inline">b@skeppet</code>.·Each·of·these |
| 236 | nodes·must·have·a·<code·class="inline">Mnesia</code>·directory·and·an·initialized·schema·before·<code·class="inline">Mnesia</code> | 236 | nodes·must·have·a·<code·class="inline">Mnesia</code>·directory·and·an·initialized·schema·before·<code·class="inline">Mnesia</code> |
| 237 | can·be·started.·There·are·two·ways·to·specify·the·<code·class="inline">Mnesia</code>·directory·to·be·used:</p><ul><li><p>Specify·the·<code·class="inline">Mnesia</code>·directory·by·providing·an·application·parameter·either | 237 | can·be·started.·There·are·two·ways·to·specify·the·<code·class="inline">Mnesia</code>·directory·to·be·used:</p><ul><li><p>Specify·the·<code·class="inline">Mnesia</code>·directory·by·providing·an·application·parameter·either |
| 238 | when·starting·the·Erlang·shell·or·in·the·application·script.·Previously,·the | 238 | when·starting·the·Erlang·shell·or·in·the·application·script.·Previously,·the |
| 239 | following·example·was·used·to·create·the·directory·for·the·<code·class="inline">Company</code>·database:</p><pre><code·class="text">%·erl·-mnesia·dir·'"/ldisc/scratch/Mnesia.Company"'</code></pre></li><li><p>If·no·command-line·flag·is·entered,·the·<code·class="inline">Mnesia</code>·directory·becomes·the·current | 239 | following·example·was·used·to·create·the·directory·for·the·<code·class="inline">Company</code>·database:</p><pre><code·class="text">%·erl·-mnesia·dir·'"/ldisc/scratch/Mnesia.Company"'</code></pre></li><li><p>If·no·command-line·flag·is·entered,·the·<code·class="inline">Mnesia</code>·directory·becomes·the·current |
| 240 | working·directory·on·the·node·where·the·Erlang·shell·is·started.</p></li></ul><p>To·start·the·<code·class="inline">Company</code>·database·and·get·it·running·on·the·two·specified·nodes, | 240 | working·directory·on·the·node·where·the·Erlang·shell·is·started.</p></li></ul><p>To·start·the·<code·class="inline">Company</code>·database·and·get·it·running·on·the·two·specified·nodes, |
| 241 | enter·the·following·commands:</p><ol><li>On·the·node·<code·class="inline">a@gin</code>:</li></ol><pre><code·class="text">·gin·%·erl·-sname·a··-mnesia·dir·'"/ldisc/scratch/Mnesia.company"'</code></pre><ol><li>On·the·node·<code·class="inline">b@skeppet</code>:</li></ol><pre><code·class="text">skeppet·%·erl·-sname·b·-mnesia·dir·'"/ldisc/scratch/Mnesia.company"'</code></pre><ol><li>On·one·of·the·two·nodes:</li></ol><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(a@gin)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id="4 | 241 | enter·the·following·commands:</p><ol><li>On·the·node·<code·class="inline">a@gin</code>:</li></ol><pre><code·class="text">·gin·%·erl·-sname·a··-mnesia·dir·'"/ldisc/scratch/Mnesia.company"'</code></pre><ol><li>On·the·node·<code·class="inline">b@skeppet</code>:</li></ol><pre><code·class="text">skeppet·%·erl·-sname·b·-mnesia·dir·'"/ldisc/scratch/Mnesia.company"'</code></pre><ol><li>On·one·of·the·two·nodes:</li></ol><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(a@gin)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id="4645278678-1">(</span><span·class="p"·data-group-id="4645278678-2">[</span><span·class="ss">a@gin</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b@skeppet</span><span·class="p"·data-group-id="4645278678-2">]</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·3c3fdc4e6271711aa7dc7002b25a8ed1260b0e174f9fe4c6a0bc6be31826bc03·...·]-1">)</span><span·class="p">.</span></code></pre><ol><li>The·function·<a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>·is·called·on·both·nodes.</li><li>To·initialize·the·database,·execute·the·following·code·on·one·of·the·two |
| 242 | nodes:</li></ol><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">dist_init</span><span·class="p"·data-group-id=" | 242 | nodes:</li></ol><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">dist_init</span><span·class="p"·data-group-id="7242324152-1">(</span><span·class="p"·data-group-id="7242324152-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 243 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 243 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7242324152-2">(</span><span·class="ss">employee</span><span·class="p">,</span><span·class="w"> |
| 244 | ·························</span><span·class="p"·data-group-id=" | 244 | ·························</span><span·class="p"·data-group-id="7242324152-3">[</span><span·class="p"·data-group-id="7242324152-4">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7242324152-5">[</span><span·class="ss">a@gin</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·158,·SHA:·22c426a201994dcb9e306d7081f3fbce87004f48898516e5175bab3afedc3df1·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 245 | ··························</span><span·class="p"·data-group-id=" | 245 | ··························</span><span·class="p"·data-group-id="7242324152-6">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="7242324152-7">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w"> |
| 246 | » » » » » » ···</span><span·class="ss">employee</span><span·class="p"·data-group-id=" | 246 | » » » » » » ···</span><span·class="ss">employee</span><span·class="p"·data-group-id="7242324152-7">)</span><span·class="p"·data-group-id="7242324152-6">}</span><span·class="p"·data-group-id="7242324152-3">]</span><span·class="p"·data-group-id="7242324152-2">)</span><span·class="p">,</span><span·class="w"> |
| 247 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 247 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7242324152-8">(</span><span·class="ss">dept</span><span·class="p">,</span><span·class="w"> |
| 248 | ·························</span><span·class="p"·data-group-id=" | 248 | ·························</span><span·class="p"·data-group-id="7242324152-9">[</span><span·class="p"·data-group-id="7242324152-10">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7242324152-11">[</span><span·class="ss">a@gin</span><span·class="p"[·...·truncated·by·diffoscope;·len:·161,·SHA:·7afd05d313d6e3313677d07ab6270f5ddb2cfa27baa66ef653a287ce9304290f·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 249 | ··························</span><span·class="p"·data-group-id=" | 249 | ··························</span><span·class="p"·data-group-id="7242324152-12">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="7242324152-13">(</span><span·class="ss">fields</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·246,·SHA:·e9aeacad2ef51a6d2eeb39431fdcad558e7910ec89b41ad8d94807c27b95e3af·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 250 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 250 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7242324152-14">(</span><span·class="ss">project</span><span·class="p">,</span><span·class="w"> |
| 251 | ·························</span><span·class="p"·data-group-id=" | 251 | ·························</span><span·class="p"·data-group-id="7242324152-15">[</span><span·class="p"·data-group-id="7242324152-16">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7242324152-17">[</span><span·class="ss">a@gin</span><span·class="p[·...·truncated·by·diffoscope;·len:·162,·SHA:·b0404aa3eb6edb8f54bd959fe5cc304c80f44155403cc1deb3a0bdf39b049a0d·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 252 | ··························</span><span·class="p"·data-group-id=" | 252 | ··························</span><span·class="p"·data-group-id="7242324152-18">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="7242324152-19">(</span><span·class="ss">fields</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·250,·SHA:·d8f1a6d6ebfe3f6518b39ccaa9b170255c2b3cc2c8b26c372013db129c632c3f·...·]-14">)</span><span·class="p">,</span><span·class="w"> |
| 253 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 253 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7242324152-20">(</span><span·class="ss">manager</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7242324152-21">[</span><span·class="p"·data-group-id="7242324152-22">{</span><span·class="ss">type</span><span·class="p">,<[·...·truncated·by·diffoscope;·len:·98,·SHA:·270a1aeae913aa971bb1a9cb34770f17a3999a550562bf89008dc5ff3c670f3d·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 254 | ··································</span><span·class="p"·data-group-id=" | 254 | ··································</span><span·class="p"·data-group-id="7242324152-23">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7242324152-24">[</span><span·class="ss">a@gin</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b@s[·...·truncated·by·diffoscope;·len:·108,·SHA:·d06163bf72895b37e72d431034254c67b6b8ddf78bbbfb5aac49a24cc3184e4f·...·]-23">}</span><span·class="p">,</span><span·class="w"> |
| 255 | ··································</span><span·class="p"·data-group-id=" | 255 | ··································</span><span·class="p"·data-group-id="7242324152-25">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="7242324152-26">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w"> |
| 256 | » » » » » » » ···</span><span·class="ss">manager</span><span·class="p"·data-group-id=" | 256 | » » » » » » » ···</span><span·class="ss">manager</span><span·class="p"·data-group-id="7242324152-26">)</span><span·class="p"·data-group-id="7242324152-25">}</span><span·class="p"·data-group-id="7242324152-21">]</span><span·class="p"·data-group-id="7242324152-20">)</span><span·class="p">,</span><span·class="w"> |
| 257 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 257 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7242324152-27">(</span><span·class="ss">at_dep</span><span·class="p">,</span><span·class="w"> |
| 258 | ·························</span><span·class="p"·data-group-id=" | 258 | ·························</span><span·class="p"·data-group-id="7242324152-28">[</span><span·class="p"·data-group-id="7242324152-29">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7242324152-30">[</span><span·class="ss">a@gin</span><span·class="p[·...·truncated·by·diffoscope;·len:·162,·SHA:·847be77e39ea758756bb84491d1fb4e869ccb0b55dfc37aaa17fe92c241666bb·...·]-29">}</span><span·class="p">,</span><span·class="w"> |
| 259 | ··························</span><span·class="p"·data-group-id=" | 259 | ··························</span><span·class="p"·data-group-id="7242324152-31">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="7242324152-32">(</span><span·class="ss">fields</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·249,·SHA:·97212be90e0bd0632944169f9f35fbcdfa2366ff3e39ac4c0568e29005798acd·...·]-27">)</span><span·class="p">,</span><span·class="w"> |
| 260 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 260 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7242324152-33">(</span><span·class="ss">in_proj</span><span·class="p">,</span><span·class="w"> |
| 261 | ························</span><span·class="p"·data-group-id=" | 261 | ························</span><span·class="p"·data-group-id="7242324152-34">[</span><span·class="p"·data-group-id="7242324152-35">{</span><span·class="ss">type</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bag</span><span·class="p"·data-group-id="7242324152-35">}</span><span·class="p">,</span><span·class="w"> |
| 262 | ·························</span><span·class="p"·data-group-id=" | 262 | ·························</span><span·class="p"·data-group-id="7242324152-36">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7242324152-37">[</span><span·class="ss">a@gin</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b@s[·...·truncated·by·diffoscope;·len:·108,·SHA:·33e7da51a7dc9b2bb4461088b60aa42b9e27392d0632b38d1d5916b1d8c63510·...·]-36">}</span><span·class="p">,</span><span·class="w"> |
| 263 | ·························</span><span·class="p"·data-group-id=" | 263 | ·························</span><span·class="p"·data-group-id="7242324152-38">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="7242324152-39">(</span><span·class="ss">fields</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·250,·SHA:·c4a2f562d0c8c8ff4e1b91fbb1df158608c5e91c865e61800ca611b51d0acc47·...·]-33">)</span><span·class="p">.</span></code></pre><p>As·illustrated,·the·two·directories·reside·on·different·nodes,·because |
| 264 | <code·class="inline">/ldisc/scratch</code>·(the·"local"·disc)·exists·on·the·two·different·nodes.</p><p>By·executing·these·commands,·two·Erlang·nodes·are·configured·to·run·the | 264 | <code·class="inline">/ldisc/scratch</code>·(the·"local"·disc)·exists·on·the·two·different·nodes.</p><p>By·executing·these·commands,·two·Erlang·nodes·are·configured·to·run·the |
| 265 | <code·class="inline">Company</code>·database,·and·therefore,·initialize·the·database.·This·is·required | 265 | <code·class="inline">Company</code>·database,·and·therefore,·initialize·the·database.·This·is·required |
| 266 | only·once·when·setting·up.·The·next·time·the·system·is·started, | 266 | only·once·when·setting·up.·The·next·time·the·system·is·started, |
| 267 | <a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>·is·called·on·both·nodes,·to·initialize·the | 267 | <a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>·is·called·on·both·nodes,·to·initialize·the |
| 268 | system·from·disc.</p><p>In·a·system·of·<code·class="inline">Mnesia</code>·nodes,·every·node·is·aware·of·the·current·location·of | 268 | system·from·disc.</p><p>In·a·system·of·<code·class="inline">Mnesia</code>·nodes,·every·node·is·aware·of·the·current·location·of |
| 269 | all·tables.·In·this·example,·data·is·replicated·on·both·nodes·and·functions·that | 269 | all·tables.·In·this·example,·data·is·replicated·on·both·nodes·and·functions·that |
| 270 | manipulate·the·data·in·the·tables·can·be·executed·on·either·of·the·two·nodes. | 270 | manipulate·the·data·in·the·tables·can·be·executed·on·either·of·the·two·nodes. |
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| 273 | the·function·is·executed.·The·functions·<a·href="mnesia.html#start/0"><code·class="inline">mnesia:start/0</code></a>·and·<a·href="mnesia.html#stop/0"><code·class="inline">mnesia:stop/0</code></a> | 273 | the·function·is·executed.·The·functions·<a·href="mnesia.html#start/0"><code·class="inline">mnesia:start/0</code></a>·and·<a·href="mnesia.html#stop/0"><code·class="inline">mnesia:stop/0</code></a> |
| 274 | work·on·the·"local"·<code·class="inline">Mnesia</code>·system.·No·functions·start·or·stop·a·set·of·nodes.</p><h3·id="startup-procedure"·class="section-heading"> | 274 | work·on·the·"local"·<code·class="inline">Mnesia</code>·system.·No·functions·start·or·stop·a·set·of·nodes.</p><h3·id="startup-procedure"·class="section-heading"> |
| 275 | ··<a·href="#startup-procedure"·class="hover-link"> | 275 | ··<a·href="#startup-procedure"·class="hover-link"> |
| 276 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 276 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 277 | ··</a> | 277 | ··</a> |
| 278 | ··<span·class="text">Startup·Procedure</span> | 278 | ··<span·class="text">Startup·Procedure</span> |
| 279 | </h3> | 279 | </h3> |
| 280 | <p>Start·<code·class="inline">Mnesia</code>·by·calling·the·following·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 280 | <p>Start·<code·class="inline">Mnesia</code>·by·calling·the·following·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="0972700007-1">(</span><span·class="p"·data-group-id="0972700007-1">)</span><span·class="p">.</span></code></pre><p>This·function·initiates·the·DBMS·locally.</p><p>The·choice·of·configuration·alters·the·location·and·load·order·of·the·tables. |
| 281 | The·alternatives·are·as·follows:</p><ol><li>Tables·that·are·only·stored·locally·are·initialized·from·the·local·<code·class="inline">Mnesia</code> | 281 | The·alternatives·are·as·follows:</p><ol><li>Tables·that·are·only·stored·locally·are·initialized·from·the·local·<code·class="inline">Mnesia</code> |
| 282 | directory.</li><li>Replicated·tables·that·reside·locally·as·well·as·somewhere·else·are·either | 282 | directory.</li><li>Replicated·tables·that·reside·locally·as·well·as·somewhere·else·are·either |
| 283 | initiated·from·disc·or·by·copying·the·entire·table·from·the·other·node, | 283 | initiated·from·disc·or·by·copying·the·entire·table·from·the·other·node, |
| 284 | depending·on·which·of·the·different·replicas·are·the·most·recent.·<code·class="inline">Mnesia</code> | 284 | depending·on·which·of·the·different·replicas·are·the·most·recent.·<code·class="inline">Mnesia</code> |
| 285 | determines·which·of·the·tables·are·the·most·recent.</li><li>Tables·that·reside·on·remote·nodes·are·available·to·other·nodes·as·soon·as | 285 | determines·which·of·the·tables·are·the·most·recent.</li><li>Tables·that·reside·on·remote·nodes·are·available·to·other·nodes·as·soon·as |
| 286 | they·are·loaded.</li></ol><p>Table·initialization·is·asynchronous.·The·function·call | 286 | they·are·loaded.</li></ol><p>Table·initialization·is·asynchronous.·The·function·call |
| 287 | <a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>·returns·the·atom·<code·class="inline">ok</code>·and·then·starts·to | 287 | <a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>·returns·the·atom·<code·class="inline">ok</code>·and·then·starts·to |
| Offset 296, 17 lines modified | Offset 296, 17 lines modified | ||
| 296 | situation,·a·call·to·<a·href="mnesia.html#wait_for_tables/2"><code·class="inline">mnesia:wait_for_tables/2</code></a>,·suspends·the·caller·until·the | 296 | situation,·a·call·to·<a·href="mnesia.html#wait_for_tables/2"><code·class="inline">mnesia:wait_for_tables/2</code></a>,·suspends·the·caller·until·the |
| 297 | remote·node·has·initialized·the·table·from·its·local·disc·and·the·node·has | 297 | remote·node·has·initialized·the·table·from·its·local·disc·and·the·node·has |
| 298 | copied·the·table·over·the·network·to·the·local·node.</p><p>However,·this·procedure·can·be·time-consuming,·the·shortcut·function | 298 | copied·the·table·over·the·network·to·the·local·node.</p><p>However,·this·procedure·can·be·time-consuming,·the·shortcut·function |
| 299 | <a·href="mnesia.html#force_load_table/1"><code·class="inline">mnesia:force_load_table(Tab)</code></a>·loads·all·the·tables | 299 | <a·href="mnesia.html#force_load_table/1"><code·class="inline">mnesia:force_load_table(Tab)</code></a>·loads·all·the·tables |
| 300 | from·disc·at·a·faster·rate.·The·function·forces·tables·to·be·loaded·from·disc | 300 | from·disc·at·a·faster·rate.·The·function·forces·tables·to·be·loaded·from·disc |
| 301 | regardless·of·the·network·situation.</p><p>Thus,·it·can·be·assumed·that·if·an·application·wants·to·use·tables·<code·class="inline">a</code>·and·<code·class="inline">b</code>, | 301 | regardless·of·the·network·situation.</p><p>Thus,·it·can·be·assumed·that·if·an·application·wants·to·use·tables·<code·class="inline">a</code>·and·<code·class="inline">b</code>, |
| 302 | the·application·must·perform·some·action·similar·to·following·before·it·can·use | 302 | the·application·must·perform·some·action·similar·to·following·before·it·can·use |
| 303 | the·tables:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">wait_for_tables</span><span·class="p"·data-group-id=" | 303 | the·tables:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">wait_for_tables</span><span·class="p"·data-group-id="4366983509-1">(</span><span·class="p"·data-group-id="4366983509-2">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="p"·data-group-id="4366983509-2">]</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·88,·SHA:·51c9829de7741f752ddc24d0390d67a89b57d23a7a0fd5ccb173424dd8df1732·...·]-1">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 304 | ··</span><span·class="p"·data-group-id=" | 304 | ··</span><span·class="p"·data-group-id="4366983509-3">{</span><span·class="ss">timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RemainingTabs</span><span·class="p"·data-group-id="4366983509-3">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 305 | ····</span><span·class="nf">panic</span><span·class="p"·data-group-id=" | 305 | ····</span><span·class="nf">panic</span><span·class="p"·data-group-id="4366983509-4">(</span><span·class="n">RemainingTabs</span><span·class="p"·data-group-id="4366983509-4">)</span><span·class="p">;</span><span·class="w"> |
| 306 | ··</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 306 | ··</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 307 | ····</span><span·class="ss">synced</span><span·class="w"> | 307 | ····</span><span·class="ss">synced</span><span·class="w"> |
| 308 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>When·tables·are·forcefully·loaded·from·the·local·disc,·all·operations·that | 308 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>When·tables·are·forcefully·loaded·from·the·local·disc,·all·operations·that |
| 309 | were·performed·on·the·replicated·table·while·the·local·node·was·down,·and·the | 309 | were·performed·on·the·replicated·table·while·the·local·node·was·down,·and·the |
| 310 | remote·replica·was·alive,·are·lost.·This·can·cause·the·database·to·become | 310 | remote·replica·was·alive,·are·lost.·This·can·cause·the·database·to·become |
| 311 | inconsistent.</p></section><p>If·the·startup·procedure·fails,·the·function·<a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a> | 311 | inconsistent.</p></section><p>If·the·startup·procedure·fails,·the·function·<a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a> |
| 312 | returns·the·cryptic·tuple | 312 | returns·the·cryptic·tuple |
| Offset 324, 21 lines modified | Offset 324, 21 lines modified | ||
| 324 | the·records·that·constitute·the·table.·For·details,·see·<code·class="inline">record_name</code>.</li><li><code·class="inline">ArgList</code>·is·a·list·of·<code·class="inline">{Key,Value}</code>·tuples.·The·following·arguments·are | 324 | the·records·that·constitute·the·table.·For·details,·see·<code·class="inline">record_name</code>.</li><li><code·class="inline">ArgList</code>·is·a·list·of·<code·class="inline">{Key,Value}</code>·tuples.·The·following·arguments·are |
| 325 | valid:<ul><li><p><code·class="inline">{type,·Type}</code>,·where·<code·class="inline">Type</code>·must·be·either·of·the·atoms·<code·class="inline">set</code>, | 325 | valid:<ul><li><p><code·class="inline">{type,·Type}</code>,·where·<code·class="inline">Type</code>·must·be·either·of·the·atoms·<code·class="inline">set</code>, |
| 326 | <code·class="inline">ordered_set</code>,·or·<code·class="inline">bag</code>.·Default·is·<code·class="inline">set</code>.</p><p>Notice·that·currently·<code·class="inline">ordered_set</code>·is·not·supported·for·<code·class="inline">disc_only_copies</code> | 326 | <code·class="inline">ordered_set</code>,·or·<code·class="inline">bag</code>.·Default·is·<code·class="inline">set</code>.</p><p>Notice·that·currently·<code·class="inline">ordered_set</code>·is·not·supported·for·<code·class="inline">disc_only_copies</code> |
| 327 | tables.</p><p>A·table·of·type·<code·class="inline">set</code>·or·<code·class="inline">ordered_set</code>·has·either·zero·or·one·record·per | 327 | tables.</p><p>A·table·of·type·<code·class="inline">set</code>·or·<code·class="inline">ordered_set</code>·has·either·zero·or·one·record·per |
| 328 | key,·whereas·a·table·of·type·<code·class="inline">bag</code>·can·have·an·arbitrary·number·of·records | 328 | key,·whereas·a·table·of·type·<code·class="inline">bag</code>·can·have·an·arbitrary·number·of·records |
| 329 | per·key.·The·key·for·each·record·is·always·the·first·attribute·of·the | 329 | per·key.·The·key·for·each·record·is·always·the·first·attribute·of·the |
| 330 | record.</p><p>The·following·example·illustrates·the·difference·between·type·<code·class="inline">set</code>·and | 330 | record.</p><p>The·following·example·illustrates·the·difference·between·type·<code·class="inline">set</code>·and |
| 331 | <code·class="inline">bag</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="nf">f</span><span·class="p"·data-group-id=" | 331 | <code·class="inline">bag</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="nf">f</span><span·class="p"·data-group-id="0598062930-1">(</span><span·class="p"·data-group-id="0598062930-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 332 | ····</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 332 | ····</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0598062930-2">(</span><span·class="p"·data-group-id="0598062930-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 333 | ··········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 333 | ··········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="0598062930-3">(</span><span·class="p"·data-group-id="0598062930-4">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·cl[·...·truncated·by·diffoscope;·len:·86,·SHA:·8c63230e2207c1045a2134e1e822f48f8809dacce453e85383d5f9e5853dd131·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 334 | ··········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 334 | ··········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="0598062930-5">(</span><span·class="p"·data-group-id="0598062930-6">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">3</span><span·cl[·...·truncated·by·diffoscope;·len:·86,·SHA:·4f544ef1c1c17b4f7b8a97e6909f47a0feefbdaf6c2db9dad5d5a944080ac25c·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 335 | ··········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><span·class="p"·data-group-id=" | 335 | ··········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><span·class="p"·data-group-id="0598062930-7">(</span><span·class="p"·data-group-id="0598062930-8">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="0598062930-8">}</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·08f55231310b7b4e69307ad3c9fb2f89a0b488ffb5bd2c8903732d37fcb1ec8b·...·]-7">)</span><span·class="w"> |
| 336 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 336 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 337 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 337 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="0598062930-9">(</span><span·class="n">F</span><span·class="p"·data-group-id="0598062930-9">)</span><span·class="p">.</span></code></pre><p>This·transaction·returns·the·list·<code·class="inline">[{foo,1,3}]</code>·if·table·<code·class="inline">foo</code>·is·of·type |
| 338 | <code·class="inline">set</code>.·However,·the·list·<code·class="inline">[{foo,1,2},·{foo,1,3}]</code>·is·returned·if·the·table | 338 | <code·class="inline">set</code>.·However,·the·list·<code·class="inline">[{foo,1,2},·{foo,1,3}]</code>·is·returned·if·the·table |
| 339 | is·of·type·<code·class="inline">bag</code>.</p><p><code·class="inline">Mnesia</code>·tables·can·never·contain·duplicates·of·the·same·record·in·the·same | 339 | is·of·type·<code·class="inline">bag</code>.</p><p><code·class="inline">Mnesia</code>·tables·can·never·contain·duplicates·of·the·same·record·in·the·same |
| 340 | table.·Duplicate·records·have·attributes·with·the·same·contents·and·key.</p></li><li><p><code·class="inline">{disc_copies,·NodeList}</code>,·where·<code·class="inline">NodeList</code>·is·a·list·of·the·nodes·where | 340 | table.·Duplicate·records·have·attributes·with·the·same·contents·and·key.</p></li><li><p><code·class="inline">{disc_copies,·NodeList}</code>,·where·<code·class="inline">NodeList</code>·is·a·list·of·the·nodes·where |
| 341 | this·table·is·to·reside·on·disc.</p><p>Write·operations·to·a·table·replica·of·type·<code·class="inline">disc_copies</code>·write·data·to·the | 341 | this·table·is·to·reside·on·disc.</p><p>Write·operations·to·a·table·replica·of·type·<code·class="inline">disc_copies</code>·write·data·to·the |
| 342 | disc·copy·and·to·the·RAM·copy·of·the·table.</p><p>It·is·possible·to·have·a·replicated·table·of·type·<code·class="inline">disc_copies</code>·on·one·node, | 342 | disc·copy·and·to·the·RAM·copy·of·the·table.</p><p>It·is·possible·to·have·a·replicated·table·of·type·<code·class="inline">disc_copies</code>·on·one·node, |
| 343 | and·the·same·table·stored·as·a·different·type·on·another·node.·Default·is | 343 | and·the·same·table·stored·as·a·different·type·on·another·node.·Default·is |
| 344 | <code·class="inline">[]</code>.·This·arrangement·is·desirable·if·the·following·operational | 344 | <code·class="inline">[]</code>.·This·arrangement·is·desirable·if·the·following·operational |
| Offset 374, 19 lines modified | Offset 374, 19 lines modified | ||
| 374 | possible·for·you·to·provide·the·attribute·names·or·to·use·the | 374 | possible·for·you·to·provide·the·attribute·names·or·to·use·the |
| 375 | <code·class="inline">record_info/2</code>·notation.</p><p>It·is·recommended·to·use·the·<code·class="inline">record_info/2</code>·notation,·as·it·becomes·easier | 375 | <code·class="inline">record_info/2</code>·notation.</p><p>It·is·recommended·to·use·the·<code·class="inline">record_info/2</code>·notation,·as·it·becomes·easier |
| 376 | to·maintain·the·program·and·the·program·becomes·more·robust·with·regards·to | 376 | to·maintain·the·program·and·the·program·becomes·more·robust·with·regards·to |
| 377 | future·record·changes.</p></li><li><p><code·class="inline">{record_name,·Atom}</code>·specifies·the·common·name·of·all·records·stored·in·the | 377 | future·record·changes.</p></li><li><p><code·class="inline">{record_name,·Atom}</code>·specifies·the·common·name·of·all·records·stored·in·the |
| 378 | table.·All·records·stored·in·the·table·must·have·this·name·as·their·first | 378 | table.·All·records·stored·in·the·table·must·have·this·name·as·their·first |
| 379 | element.·<code·class="inline">record_name</code>·defaults·to·the·name·of·the·table.·For·more | 379 | element.·<code·class="inline">record_name</code>·defaults·to·the·name·of·the·table.·For·more |
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| 141 | <p>Transactions·are·important·when·designing·fault-tolerant,·distributed·systems.·A | 141 | <p>Transactions·are·important·when·designing·fault-tolerant,·distributed·systems.·A |
| 142 | <code·class="inline">Mnesia</code>·transaction·is·a·mechanism·by·which·a·series·of·database·operations·can | 142 | <code·class="inline">Mnesia</code>·transaction·is·a·mechanism·by·which·a·series·of·database·operations·can |
| 143 | be·executed·as·one·functional·block.·The·functional·block·that·is·run·as·a | 143 | be·executed·as·one·functional·block.·The·functional·block·that·is·run·as·a |
| 144 | transaction·is·called·a·Functional·Object·(Fun),·and·this·code·can·read,·write, | 144 | transaction·is·called·a·Functional·Object·(Fun),·and·this·code·can·read,·write, |
| 145 | and·delete·<code·class="inline">Mnesia</code>·records.·The·Fun·is·evaluated·as·a·transaction·that·either | 145 | and·delete·<code·class="inline">Mnesia</code>·records.·The·Fun·is·evaluated·as·a·transaction·that·either |
| 146 | commits·or·terminates.·If·a·transaction·succeeds·in·executing·the·Fun,·it | 146 | commits·or·terminates.·If·a·transaction·succeeds·in·executing·the·Fun,·it |
| 147 | replicates·the·action·on·all·nodes·involved,·or·terminates·if·an·error·occurs.</p><p>The·following·example·shows·a·transaction·that·raises·the·salary·of·certain | 147 | replicates·the·action·on·all·nodes·involved,·or·terminates·if·an·error·occurs.</p><p>The·following·example·shows·a·transaction·that·raises·the·salary·of·certain |
| 148 | employee·numbers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">raise</span><span·class="p"·data-group-id=" | 148 | employee·numbers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">raise</span><span·class="p"·data-group-id="6636244202-1">(</span><span·class="n">Eno</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Raise</span><span·class="p"·data-group-id="6636244202-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 149 | ····</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 149 | ····</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="6636244202-2">(</span><span·class="p"·data-group-id="6636244202-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 150 | ················</span><span·class="p"·data-group-id=" | 150 | ················</span><span·class="p"·data-group-id="6636244202-3">[</span><span·class="n">E</span><span·class="p"·data-group-id="6636244202-3">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><sp[·...·truncated·by·diffoscope;·len:·274,·SHA:·478e488d8128ea9fac6804cb44dccc6b5c735d949089dadb18c94684a13f1886·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 151 | ················</span><span·class="n">Salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p">.</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Raise</span><span·class="p">,</span><span·class="w"> | 151 | ················</span><span·class="n">Salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p">.</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Raise</span><span·class="p">,</span><span·class="w"> |
| 152 | ················</span><span·class="n">New</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p"·data-group-id=" | 152 | ················</span><span·class="n">New</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p"·data-group-id="6636244202-5">{</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Salary</span><span·class="p"·data-group-id="6636244202-5">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ················</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 153 | ················</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="6636244202-6">(</span><span·class="n">New</span><span·class="p"·data-group-id="6636244202-6">)</span><span·class="w"> |
| 154 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 154 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 155 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 155 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="6636244202-7">(</span><span·class="n">F</span><span·class="p"·data-group-id="6636244202-7">)</span><span·class="p">.</span></code></pre><p>The·function·<code·class="inline">raise/2</code>·contains·a·Fun·made·up·of·four·code·lines.·This·Fun·is |
| 156 | called·by·the·statement·<code·class="inline">mnesia:transaction(F)</code>·and·returns·a·value.</p><p>The·<code·class="inline">Mnesia</code>·transaction·system·facilitates·the·construction·of·reliable, | 156 | called·by·the·statement·<code·class="inline">mnesia:transaction(F)</code>·and·returns·a·value.</p><p>The·<code·class="inline">Mnesia</code>·transaction·system·facilitates·the·construction·of·reliable, |
| 157 | distributed·systems·by·providing·the·following·important·properties:</p><ul><li>The·transaction·handler·ensures·that·a·Fun,·which·is·placed·inside·a | 157 | distributed·systems·by·providing·the·following·important·properties:</p><ul><li>The·transaction·handler·ensures·that·a·Fun,·which·is·placed·inside·a |
| 158 | transaction,·does·not·interfere·with·operations·embedded·in·other·transactions | 158 | transaction,·does·not·interfere·with·operations·embedded·in·other·transactions |
| 159 | when·it·executes·a·series·of·operations·on·tables.</li><li>The·transaction·handler·ensures·that·either·all·operations·in·the·transaction | 159 | when·it·executes·a·series·of·operations·on·tables.</li><li>The·transaction·handler·ensures·that·either·all·operations·in·the·transaction |
| 160 | are·performed·successfully·on·all·nodes·atomically,·or·the·transaction·fails | 160 | are·performed·successfully·on·all·nodes·atomically,·or·the·transaction·fails |
| 161 | without·permanent·effect·on·any·node.</li><li>The·<code·class="inline">Mnesia</code>·transactions·have·four·important·properties,·called·<em>A</em>tomicity, | 161 | without·permanent·effect·on·any·node.</li><li>The·<code·class="inline">Mnesia</code>·transactions·have·four·important·properties,·called·<em>A</em>tomicity, |
| 162 | <em>C</em>onsistency,·<em>I</em>solation,·and·<em>D</em>urability·(ACID).·These·properties·are | 162 | <em>C</em>onsistency,·<em>I</em>solation,·and·<em>D</em>urability·(ACID).·These·properties·are |
| Offset 242, 23 lines modified | Offset 242, 23 lines modified | ||
| 242 | code·these·operations.</p><p>Deadlocks·can·occur·when·concurrent·processes·set·and·release·locks·on·the·same | 242 | code·these·operations.</p><p>Deadlocks·can·occur·when·concurrent·processes·set·and·release·locks·on·the·same |
| 243 | records.·<code·class="inline">Mnesia</code>·employs·a·"wait-die"·strategy·to·resolve·these·situations.·If | 243 | records.·<code·class="inline">Mnesia</code>·employs·a·"wait-die"·strategy·to·resolve·these·situations.·If |
| 244 | <code·class="inline">Mnesia</code>·suspects·that·a·deadlock·can·occur·when·a·transaction·tries·to·set·a | 244 | <code·class="inline">Mnesia</code>·suspects·that·a·deadlock·can·occur·when·a·transaction·tries·to·set·a |
| 245 | lock,·the·transaction·is·forced·to·release·all·its·locks·and·sleep·for·a·while. | 245 | lock,·the·transaction·is·forced·to·release·all·its·locks·and·sleep·for·a·while. |
| 246 | The·Fun·in·the·transaction·is·evaluated·once·more.</p><p>It·is·therefore·important·that·the·code·inside·the·Fun·given·to | 246 | The·Fun·in·the·transaction·is·evaluated·once·more.</p><p>It·is·therefore·important·that·the·code·inside·the·Fun·given·to |
| 247 | <a·href="mnesia.html#transaction/1"><code·class="inline">mnesia:transaction/1</code></a>·is·pure.·Some·strange·results·can·occur·if,·for·example, | 247 | <a·href="mnesia.html#transaction/1"><code·class="inline">mnesia:transaction/1</code></a>·is·pure.·Some·strange·results·can·occur·if,·for·example, |
| 248 | messages·are·sent·by·the·transaction·Fun.·The·following·example·illustrates·this | 248 | messages·are·sent·by·the·transaction·Fun.·The·following·example·illustrates·this |
| 249 | situation:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bad_raise</span><span·class="p"·data-group-id=" | 249 | situation:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bad_raise</span><span·class="p"·data-group-id="8411937786-1">(</span><span·class="n">Eno</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Raise</span><span·class="p"·data-group-id="8411937786-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 250 | ····</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 250 | ····</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="8411937786-2">(</span><span·class="p"·data-group-id="8411937786-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 251 | ················</span><span·class="p"·data-group-id=" | 251 | ················</span><span·class="p"·data-group-id="8411937786-3">[</span><span·class="n">E</span><span·class="p"·data-group-id="8411937786-3">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><sp[·...·truncated·by·diffoscope;·len:·303,·SHA:·1b63ebde88c8ba11d1ca613ca46f28ebdaceef842bb1725afd2f2574ef316e12·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 252 | ················</span><span·class="n">Salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p">.</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Raise</span><span·class="p">,</span><span·class="w"> | 252 | ················</span><span·class="n">Salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p">.</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Raise</span><span·class="p">,</span><span·class="w"> |
| 253 | ················</span><span·class="n">New</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p"·data-group-id=" | 253 | ················</span><span·class="n">New</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p"·data-group-id="8411937786-6">{</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Salary</span><span·class="p"·data-group-id="8411937786-6">}</span><span·class="p">,</span><span·class="w"> |
| 254 | ················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 254 | ················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8411937786-7">(</span><span·class="s">"Trying·to·write·...·</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8411937786-8">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·65,·SHA:·ac3ba597c80de7ea40a8386b08ec915808bf513fbec1f7432ecfa0a664f2c114·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 255 | ················</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 255 | ················</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="8411937786-9">(</span><span·class="n">New</span><span·class="p"·data-group-id="8411937786-9">)</span><span·class="w"> |
| 256 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 256 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 257 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 257 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="8411937786-10">(</span><span·class="n">F</span><span·class="p"·data-group-id="8411937786-10">)</span><span·class="p">.</span></code></pre><p>This·transaction·can·write·the·text·<code·class="inline">"Trying·to·write·...·"</code>·1000·times·to·the |
| 258 | terminal.·However,·<code·class="inline">Mnesia</code>·guarantees·that·each·transaction·will·eventually | 258 | terminal.·However,·<code·class="inline">Mnesia</code>·guarantees·that·each·transaction·will·eventually |
| 259 | run.·As·a·result,·<code·class="inline">Mnesia</code>·is·not·only·deadlock·free,·but·also·livelock·free.</p><p>The·<code·class="inline">Mnesia</code>·programmer·cannot·prioritize·one·particular·transaction·to·execute | 259 | run.·As·a·result,·<code·class="inline">Mnesia</code>·is·not·only·deadlock·free,·but·also·livelock·free.</p><p>The·<code·class="inline">Mnesia</code>·programmer·cannot·prioritize·one·particular·transaction·to·execute |
| 260 | before·other·transactions·that·are·waiting·to·execute.·As·a·result,·the·<code·class="inline">Mnesia</code> | 260 | before·other·transactions·that·are·waiting·to·execute.·As·a·result,·the·<code·class="inline">Mnesia</code> |
| 261 | DBMS·transaction·system·is·not·suitable·for·hard·real-time·applications. | 261 | DBMS·transaction·system·is·not·suitable·for·hard·real-time·applications. |
| 262 | However,·<code·class="inline">Mnesia</code>·contains·other·features·that·have·real-time·properties.</p><p><code·class="inline">Mnesia</code>·dynamically·sets·and·releases·locks·as·transactions·execute.·It·is | 262 | However,·<code·class="inline">Mnesia</code>·contains·other·features·that·have·real-time·properties.</p><p><code·class="inline">Mnesia</code>·dynamically·sets·and·releases·locks·as·transactions·execute.·It·is |
| 263 | therefore·dangerous·to·execute·code·with·transaction·side-effects.·In | 263 | therefore·dangerous·to·execute·code·with·transaction·side-effects.·In |
| 264 | particular,·a·<code·class="inline">receive</code>·statement·inside·a·transaction·can·lead·to·a·situation | 264 | particular,·a·<code·class="inline">receive</code>·statement·inside·a·transaction·can·lead·to·a·situation |
| Offset 297, 21 lines modified | Offset 297, 21 lines modified | ||
| 297 | record·when·reading·a·record,·and·lock·all·replicas·of·a·record·when·writing·a | 297 | record·when·reading·a·record,·and·lock·all·replicas·of·a·record·when·writing·a |
| 298 | record.·However,·some·applications·use·<code·class="inline">Mnesia</code>·mainly·for·its·fault-tolerant | 298 | record.·However,·some·applications·use·<code·class="inline">Mnesia</code>·mainly·for·its·fault-tolerant |
| 299 | qualities.·These·applications·can·be·configured·with·one·node·doing·all·the | 299 | qualities.·These·applications·can·be·configured·with·one·node·doing·all·the |
| 300 | heavy·work,·and·a·standby·node·that·is·ready·to·take·over·if·the·main·node | 300 | heavy·work,·and·a·standby·node·that·is·ready·to·take·over·if·the·main·node |
| 301 | fails.·Such·applications·can·benefit·from·using·sticky·locks·instead·of·the | 301 | fails.·Such·applications·can·benefit·from·using·sticky·locks·instead·of·the |
| 302 | normal·locking·scheme.</p><p>A·sticky·lock·is·a·lock·that·stays·in·place·at·a·node,·after·the·transaction | 302 | normal·locking·scheme.</p><p>A·sticky·lock·is·a·lock·that·stays·in·place·at·a·node,·after·the·transaction |
| 303 | that·first·acquired·the·lock·has·terminated.·To·illustrate·this,·assume·that·the | 303 | that·first·acquired·the·lock·has·terminated.·To·illustrate·this,·assume·that·the |
| 304 | following·transaction·is·executed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 304 | following·transaction·is·executed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="7258166024-1">(</span><span·class="p"·data-group-id="7258166024-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 305 | ······</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 305 | ······</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="7258166024-2">(</span><span·class="o">#</span><span·class="ss">foo</span><span·class="p"·data-group-id="7258166024-3">{</span><span·class="ss">a</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">kalle</span><spa[·...·truncated·by·diffoscope;·len:·90,·SHA:·81eed39d47d655256a2c58cc0b8d4ddc80b46e626ad6ea09a807dbb2b7eed635·...·]-2">)</span><span·class="w"> |
| 306 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 306 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 307 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 307 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="7258166024-4">(</span><span·class="n">F</span><span·class="p"·data-group-id="7258166024-4">)</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">foo</code>·table·is·replicated·on·the·two·nodes·<code·class="inline">N1</code>·and·<code·cla[·...·truncated·by·diffoscope;·len:·556,·SHA:·3c1baa6b1b4527e54bd1256744aaf0181f7ff9bc8c69dc08ffb58cd6d4af2ff2·...·]4-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 308 | ······</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">s_write</span><span·class="p"·data-group-id=" | 308 | ······</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">s_write</span><span·class="p"·data-group-id="0951382054-2">(</span><span·class="o">#</span><span·class="ss">foo</span><span·class="p"·data-group-id="0951382054-3">{</span><span·class="ss">a</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">kalle</span><spa[·...·truncated·by·diffoscope;·len:·89,·SHA:·e71c7735b1f57c95dcc7c8103aaa739116d74eaab7851baf92f999f484cf8229·...·]4-2">)</span><span·class="w"> |
| 309 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 309 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 310 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 310 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="0951382054-4">(</span><span·class="n">F</span><span·class="p"·data-group-id="0951382054-4">)</span><span·class="p">.</span></code></pre><p>This·code·uses·the·function·<a·href="mnesia.html#s_write/1"><code·class="inline">s_write/1</code></a>·instead·of·the |
| 311 | function·<a·href="mnesia.html#write/1"><code·class="inline">write/1</code></a>·The·function·<code·class="inline">s_write/1</code>·sets·a·sticky·lock | 311 | function·<a·href="mnesia.html#write/1"><code·class="inline">write/1</code></a>·The·function·<code·class="inline">s_write/1</code>·sets·a·sticky·lock |
| 312 | instead·of·a·normal·lock.·If·the·table·is·not·replicated,·sticky·locks·have·no | 312 | instead·of·a·normal·lock.·If·the·table·is·not·replicated,·sticky·locks·have·no |
| 313 | special·effect.·If·the·table·is·replicated,·and·a·sticky·lock·is·set·on·node | 313 | special·effect.·If·the·table·is·replicated,·and·a·sticky·lock·is·set·on·node |
| 314 | <code·class="inline">N1</code>,·this·lock·then·sticks·to·node·<code·class="inline">N1</code>.·The·next·time·you·try·to·set·a·sticky | 314 | <code·class="inline">N1</code>,·this·lock·then·sticks·to·node·<code·class="inline">N1</code>.·The·next·time·you·try·to·set·a·sticky |
| 315 | lock·on·the·same·record·at·node·<code·class="inline">N1</code>,·<code·class="inline">Mnesia</code>·detects·that·the·lock·is·already | 315 | lock·on·the·same·record·at·node·<code·class="inline">N1</code>,·<code·class="inline">Mnesia</code>·detects·that·the·lock·is·already |
| 316 | set·and·do·no·network·operation·to·acquire·the·lock.</p><p>It·is·more·efficient·to·set·a·local·lock·than·it·is·to·set·a·networked·lock. | 316 | set·and·do·no·network·operation·to·acquire·the·lock.</p><p>It·is·more·efficient·to·set·a·local·lock·than·it·is·to·set·a·networked·lock. |
| 317 | Sticky·locks·can·therefore·benefit·an·application·that·uses·a·replicated·table | 317 | Sticky·locks·can·therefore·benefit·an·application·that·uses·a·replicated·table |
| Offset 329, 16 lines modified | Offset 329, 16 lines modified | ||
| 329 | locks·automatically,·and·the·programmer·does·not·need·to·code·these·operations. | 329 | locks·automatically,·and·the·programmer·does·not·need·to·code·these·operations. |
| 330 | However,·transactions·that·read·and·write·many·records·in·a·specific·table | 330 | However,·transactions·that·read·and·write·many·records·in·a·specific·table |
| 331 | execute·more·efficiently·if·the·transaction·is·started·by·setting·a·table·lock | 331 | execute·more·efficiently·if·the·transaction·is·started·by·setting·a·table·lock |
| 332 | on·this·table.·This·blocks·other·concurrent·transactions·from·the·table.·The | 332 | on·this·table.·This·blocks·other·concurrent·transactions·from·the·table.·The |
| 333 | following·two·functions·are·used·to·set·explicit·table·locks·for·read·and·write | 333 | following·two·functions·are·used·to·set·explicit·table·locks·for·read·and·write |
| 334 | operations:</p><ul><li><a·href="mnesia.html#read_lock_table/1"><code·class="inline">mnesia:read_lock_table(Tab)</code></a>·sets·a·read·lock·on | 334 | operations:</p><ul><li><a·href="mnesia.html#read_lock_table/1"><code·class="inline">mnesia:read_lock_table(Tab)</code></a>·sets·a·read·lock·on |
| 335 | table·<code·class="inline">Tab</code>.</li><li><a·href="mnesia.html#write_lock_table/1"><code·class="inline">mnesia:write_lock_table(Tab)</code></a>·sets·a·write·lock | 335 | table·<code·class="inline">Tab</code>.</li><li><a·href="mnesia.html#write_lock_table/1"><code·class="inline">mnesia:write_lock_table(Tab)</code></a>·sets·a·write·lock |
| 336 | on·table·<code·class="inline">Tab</code>.</li></ul><p>Alternative·syntax·for·acquisition·of·table·locks·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id="4474164699-1">(</span><span·class="p"·data-group-id="4474164699-2">{</span><span·class="ss">table</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p"·data-group-id="4474164699-2">}</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">read</span><span·class="p"·data-group-id="4474164699-1">)</span><span·class="w"> | ||
| 337 | 336 | on·table·<code·class="inline">Tab</code>.</li></ul><p>Alternative·syntax·for·acquisition·of·table·locks·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><spa[·...·truncated·by·diffoscope;·len:·403,·SHA:·97b37f5ccb31cb9053d9dc4eaca0d36485462ddce681e9d430a54eeb62bb59ed·...·] | |
| 337 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id="7028237898-3">(</span><span·class="p"·data-group-id="7028237898-4">{</span><span·class="ss">table</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p"·data-group-id="7028237898-4">}</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">write</span><span·class="p"·data-group-id="7028237898-3">)</span></code></pre><p>The·matching·operations·in·<code·class="inline">Mnesia</code>·can·either·lock·the·entire·table·or·only·a | ||
| 338 | single·record·(when·the·key·is·bound·in·the·pattern).</p><h3·id="global-locks"·class="section-heading"> | 338 | single·record·(when·the·key·is·bound·in·the·pattern).</p><h3·id="global-locks"·class="section-heading"> |
| 339 | ··<a·href="#global-locks"·class="hover-link"> | 339 | ··<a·href="#global-locks"·class="hover-link"> |
| 340 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 340 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 341 | ··</a> | 341 | ··</a> |
| 342 | ··<span·class="text">Global·Locks</span> | 342 | ··<span·class="text">Global·Locks</span> |
| 343 | </h3> | 343 | </h3> |
| 344 | <p>Write·locks·are·normally·acquired·on·all·nodes·where·a·replica·of·the·table | 344 | <p>Write·locks·are·normally·acquired·on·all·nodes·where·a·replica·of·the·table |
| Offset 421, 86 lines modified | Offset 421, 86 lines modified | ||
| 421 | ··<span·class="text">Record·Names·versus·Table·Names</span> | 421 | ··<span·class="text">Record·Names·versus·Table·Names</span> |
| 422 | </h2> | 422 | </h2> |
| 423 | <p>In·<code·class="inline">Mnesia</code>,·all·records·in·a·table·must·have·the·same·name.·All·the·records | 423 | <p>In·<code·class="inline">Mnesia</code>,·all·records·in·a·table·must·have·the·same·name.·All·the·records |
| 424 | must·be·instances·of·the·same·record·type.·The·record·name,·however,·does·not | 424 | must·be·instances·of·the·same·record·type.·The·record·name,·however,·does·not |
| 425 | necessarily·have·to·be·the·same·as·the·table·name,·although·this·is·the·case·in | 425 | necessarily·have·to·be·the·same·as·the·table·name,·although·this·is·the·case·in |
| 426 | most·of·the·examples·in·this·User's·Guide.·If·a·table·is·created·without | 426 | most·of·the·examples·in·this·User's·Guide.·If·a·table·is·created·without |
| 427 | property·<code·class="inline">record_name</code>,·the·following·code·ensures·that·all·records·in·the | 427 | property·<code·class="inline">record_name</code>,·the·following·code·ensures·that·all·records·in·the |
| 428 | tables·have·the·same·name·as·the·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 428 | tables·have·the·same·name·as·the·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="0889814000-1">(</span><span·class="ss">subscriber</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0889814000-2">[</span><span·class="p"·data-group-id="0889814000-2">]</span><span·class="p"·data-group-id="0889814000-1">)</span></code></pre><p>However,·if·the·table·is·created·with·an·explicit·record·name·as·argument,·as |
| 429 | shown·in·the·following·example,·subscriber·records·can·be·stored·in·both·of·the | 429 | shown·in·the·following·example,·subscriber·records·can·be·stored·in·both·of·the |
| 430 | tables·regardless·of·the·table·names:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">TabDef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 430 | tables·regardless·of·the·table·names:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">TabDef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4338227354-1">[</span><span·class="p"·data-group-id="4338227354-2">{</span><span·class="ss">record_name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">subscriber</span><span·class="p"·data-group-id="4338227354-2">}</span><span·class[·...·truncated·by·diffoscope;·len:·29,·SHA:·f0d762c9f86992c2522336756dac8a07e106a09105d074bc5d64144e64f2bbc4·...·]4-1">]</span><span·class="p">,</span><span·class="w"> |
| 431 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 431 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="4338227354-3">(</span><span·class="ss">my_subscriber</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TabDef</span><span·class="p"·data-group-id="4338227354-3">)</span><span·class="p">,</span><span·class="w"> |
| 432 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 432 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="4338227354-4">(</span><span·class="ss">your_subscriber</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TabDef</span><span·class="p"·data-group-id="4338227354-4">)</span><span·class="p">.</span></code></pre><p>To·access·such·tables,·simplified·access·functions·(as·described·earlier)·cannot |
| 433 | be·used.·For·example,·writing·a·subscriber·record·into·a·table·requires·the | 433 | be·used.·For·example,·writing·a·subscriber·record·into·a·table·requires·the |
| 434 | function·<a·href="mnesia.html#write/3"><code·class="inline">mnesia:write/3</code></a>·instead·of·the·simplified·functions·<a·href="mnesia.html#write/1"><code·class="inline">mnesia:write/1</code></a> | 434 | function·<a·href="mnesia.html#write/3"><code·class="inline">mnesia:write/3</code></a>·instead·of·the·simplified·functions·<a·href="mnesia.html#write/1"><code·class="inline">mnesia:write/1</code></a> |
| 435 | and·<a·href="mnesia.html#s_write/1"><code·class="inline">mnesia:s_write/1</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 435 | and·<a·href="mnesia.html#s_write/1"><code·class="inline">mnesia:s_write/1</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="1338636536-1">(</span><span·class="ss">subscriber</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">subscriber</span><span·class="p"·data-group-id="1338636536-2">{</span><span·class="p"·data-group-id="1338636536[·...·truncated·by·diffoscope;·len:·130,·SHA:·5cfc04bb008074dc06d7bb8b8a4b930010662a56d05563a246afd6da226d815d·...·]-1">)</span><span·class="w"> |
| 436 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 436 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="1338636536-3">(</span><span·class="ss">my_subscriber</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">subscriber</span><span·class="p"·data-group-id="1338636536-4">{</span><span·class="p"·data-group-id="1338636[·...·truncated·by·diffoscope;·len:·140,·SHA:·a9a27278fbacee65d42480cd860a8fd392efb0350134c1bc5bafd1442019fe97·...·]-3">)</span><span·class="w"> |
| 437 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 437 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="1338636536-5">(</span><span·class="ss">your_subscriber</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">subscriber</span><span·class="p"·data-group-id="1338636536-6">{</span><span·class="p"·data-group-id="13386[·...·truncated·by·diffoscope;·len:·135,·SHA:·f139b9850398cf3d4a6c160dc6a9be72a28136aeb773218536cd6c11aa7ae219·...·]-5">)</span></code></pre><p>The·following·simple·code·illustrates·the·relationship·between·the·simplified |
| 438 | access·functions·used·in·most·of·the·examples·and·their·more·flexible | 438 | access·functions·used·in·most·of·the·examples·and·their·more·flexible |
| 439 | counterparts:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_write</span><span·class="p"·data-group-id=" | 439 | counterparts:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_write</span><span·class="p"·data-group-id="1086687271-1">(</span><span·class="n">Record</span><span·class="p"·data-group-id="1086687271-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 440 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 440 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="1086687271-2">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="1086687271-2">)</span><span·class="p">,</span><span·class="w"> |
| 441 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_write</span><span·class="p"·data-group-id=" | 441 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_write</span><span·class="p"·data-group-id="1086687271-3">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="1086687271-3">)</span><span·class="p">.</span><span·class="w"> |
| 442 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete</span><span·class="p"·data-group-id=" | 442 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete</span><span·class="p"·data-group-id="1086687271-4">(</span><span·class="p"·data-group-id="1086687271-5">{</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="1086687271-5">}</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·eafb7bb1ed32573ef8f0d4895c1b1a43e2f45fa235a5b559178c6b0eded2dde2·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 443 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete</span><span·class="p"·data-group-id=" | 443 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete</span><span·class="p"·data-group-id="1086687271-6">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="1086687271-6">)</span><span·class="p">.</span><span·class="w"> |
| 444 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete_object</span><span·class="p"·data-group-id=" | 444 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete_object</span><span·class="p"·data-group-id="1086687271-7">(</span><span·class="n">Record</span><span·class="p"·data-group-id="1086687271-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 445 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 445 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="1086687271-8">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="1086687271-8">)</span><span·class="p">,</span><span·class="w"> |
| 446 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete_object</span><span·class="p"·data-group-id=" | 446 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete_object</span><span·class="p"·data-group-id="1086687271-9">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="1086687271-9">)</span><span·class="w"> |
| 447 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_update_counter</span><span·class="p"·data-group-id=" | 447 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_update_counter</span><span·class="p"·data-group-id="1086687271-10">(</span><span·class="p"·data-group-id="1086687271-11">{</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="1086687271-11">}</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·91,·SHA:·84dd3f00552719ffade349a1fee7b16dd658a5fbe5429bd503d2e1d635db5f37·...·]-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 448 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_update_counter</span><span·class="p"·data-group-id=" | 448 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_update_counter</span><span·class="p"·data-group-id="1086687271-12">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Incr</span><span·class="p"·data-group-id="1086687271-12">)</span><span·class="p">.</span><span·class="w"> |
| 449 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_read</span><span·class="p"·data-group-id=" | 449 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_read</span><span·class="p"·data-group-id="1086687271-13">(</span><span·class="p"·data-group-id="1086687271-14">{</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="1086687271-14">}</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·e0dff03c7f1ff14e1c7def000d5ea98e697c105ddc18d752fad64d9d98b57819·...·]-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 450 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 450 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="1086687271-15">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="1086687271-15">)</span><span·class="p">,</span><span·class="w"> |
| 451 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_read</span><span·class="p"·data-group-id=" | 451 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_read</span><span·class="p"·data-group-id="1086687271-16">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="1086687271-16">)</span><span·class="p">.</span><span·class="w"> |
| 452 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_match_object</span><span·class="p"·data-group-id=" | 452 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_match_object</span><span·class="p"·data-group-id="1086687271-17">(</span><span·class="n">Pattern</span><span·class="p"·data-group-id="1086687271-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 453 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 453 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="1086687271-18">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pattern</span><span·class="p"·data-group-id="1086687271-18">)</span><span·class="p">,</span><span·class="w"> |
| 454 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_match_object</span><span·class="p"·data-group-id=" | 454 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_match_object</span><span·class="p"·data-group-id="1086687271-19">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pattern</span><span·class="p"·data-group-id="1086687271-19">)</span><span·class="p">.</span><span·class="w"> |
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| 163 | different·Erlang·nodes·in·various·ways.·The·<code·class="inline">Mnesia</code>·programmer·does·not·need·to | 163 | different·Erlang·nodes·in·various·ways.·The·<code·class="inline">Mnesia</code>·programmer·does·not·need·to |
| 164 | state·where·the·different·tables·reside,·only·the·names·of·the·different·tables | 164 | state·where·the·different·tables·reside,·only·the·names·of·the·different·tables |
| 165 | need·to·be·specified·in·the·program·code.·This·is·known·as·"location | 165 | need·to·be·specified·in·the·program·code.·This·is·known·as·"location |
| 166 | transparency"·and·is·an·important·concept.·In·particular:</p><ul><li><p>A·program·works·regardless·of·the·data·location.·It·makes·no·difference | 166 | transparency"·and·is·an·important·concept.·In·particular:</p><ul><li><p>A·program·works·regardless·of·the·data·location.·It·makes·no·difference |
| 167 | whether·the·data·resides·on·the·local·node·or·on·a·remote·node.</p><p>Notice·that·the·program·runs·slower·if·the·data·is·located·on·a·remote·node.</p></li><li><p>The·database·can·be·reconfigured,·and·tables·can·be·moved·between·nodes.·These | 167 | whether·the·data·resides·on·the·local·node·or·on·a·remote·node.</p><p>Notice·that·the·program·runs·slower·if·the·data·is·located·on·a·remote·node.</p></li><li><p>The·database·can·be·reconfigured,·and·tables·can·be·moved·between·nodes.·These |
| 168 | operations·do·not·affect·the·user·programs.</p></li></ul><p>It·has·previously·been·shown·that·each·table·has·a·number·of·system·attributes, | 168 | operations·do·not·affect·the·user·programs.</p></li></ul><p>It·has·previously·been·shown·that·each·table·has·a·number·of·system·attributes, |
| 169 | such·as·<code·class="inline">index</code>·and·<code·class="inline">type</code>.</p><p>Table·attributes·are·specified·when·the·table·is·created.·For·example,·the | 169 | such·as·<code·class="inline">index</code>·and·<code·class="inline">type</code>.</p><p>Table·attributes·are·specified·when·the·table·is·created.·For·example,·the |
| 170 | following·function·creates·a·table·with·two·RAM·replicas:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 170 | following·function·creates·a·table·with·two·RAM·replicas:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="4432416643-1">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w"> |
| 171 | ····················</span><span·class="p"·data-group-id=" | 171 | ····················</span><span·class="p"·data-group-id="4432416643-2">[</span><span·class="p"·data-group-id="4432416643-3">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4432416643-4">[</span><span·class="n">N1</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·146,·SHA:·98828cdd112f182b97b2610cf66c935edd0d8a7ab79396452ffdaab56a741c25·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 172 | ·····················</span><span·class="p"·data-group-id=" | 172 | ·····················</span><span·class="p"·data-group-id="4432416643-5">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="4432416643-6">(</span><span·class="ss">fields</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·241,·SHA:·41cab8c322906e4b0953c0633e8eac10a76497601c16bfba5aa581cf23cee5fa·...·]-1">)</span><span·class="p">.</span></code></pre><p>Tables·can·also·have·the·following·properties,·where·each·attribute·has·a·list |
| 173 | of·Erlang·nodes·as·its·value:</p><ul><li><p><code·class="inline">ram_copies</code>.·The·value·of·the·node·list·is·a·list·of·Erlang·nodes,·and·a·RAM | 173 | of·Erlang·nodes·as·its·value:</p><ul><li><p><code·class="inline">ram_copies</code>.·The·value·of·the·node·list·is·a·list·of·Erlang·nodes,·and·a·RAM |
| 174 | replica·of·the·table·resides·on·each·node·in·the·list.</p><p>Notice·that·no·disc·operations·are·performed·when·a·program·executes·write | 174 | replica·of·the·table·resides·on·each·node·in·the·list.</p><p>Notice·that·no·disc·operations·are·performed·when·a·program·executes·write |
| 175 | operations·to·these·replicas.·However,·if·permanent·RAM·replicas·are·required, | 175 | operations·to·these·replicas.·However,·if·permanent·RAM·replicas·are·required, |
| 176 | the·following·alternatives·are·available:</p><ol><li>The·function·<a·href="mnesia.html#dump_tables/1"><code·class="inline">mnesia:dump_tables/1</code></a>·can·be·used·to·dump·RAM·table·replicas | 176 | the·following·alternatives·are·available:</p><ol><li>The·function·<a·href="mnesia.html#dump_tables/1"><code·class="inline">mnesia:dump_tables/1</code></a>·can·be·used·to·dump·RAM·table·replicas |
| 177 | to·disc.</li><li>The·table·replicas·can·be·backed·up,·either·from·RAM,·or·from·disc·if | 177 | to·disc.</li><li>The·table·replicas·can·be·backed·up,·either·from·RAM,·or·from·disc·if |
| 178 | dumped·there·with·this·function.</li></ol></li><li><p><code·class="inline">disc_copies</code>.·The·value·of·the·attribute·is·a·list·of·Erlang·nodes,·and·a | 178 | dumped·there·with·this·function.</li></ol></li><li><p><code·class="inline">disc_copies</code>.·The·value·of·the·attribute·is·a·list·of·Erlang·nodes,·and·a |
| 179 | replica·of·the·table·resides·both·in·RAM·and·on·disc·on·each·node·in·the·list. | 179 | replica·of·the·table·resides·both·in·RAM·and·on·disc·on·each·node·in·the·list. |
| Offset 218, 60 lines modified | Offset 218, 60 lines modified | ||
| 218 | <code·class="inline">mnesia_frag</code>·can·be·used·as·a·<code·class="inline">mnesia_access</code>·callback·module.</p><p>At·each·record·access,·<code·class="inline">mnesia_frag</code>·first·computes·a·hash·value·from·the·record | 218 | <code·class="inline">mnesia_frag</code>·can·be·used·as·a·<code·class="inline">mnesia_access</code>·callback·module.</p><p>At·each·record·access,·<code·class="inline">mnesia_frag</code>·first·computes·a·hash·value·from·the·record |
| 219 | key.·Second,·the·name·of·the·table·fragment·is·determined·from·the·hash·value. | 219 | key.·Second,·the·name·of·the·table·fragment·is·determined·from·the·hash·value. |
| 220 | Finally·the·actual·table·access·is·performed·by·the·same·functions·as·for | 220 | Finally·the·actual·table·access·is·performed·by·the·same·functions·as·for |
| 221 | non-fragmented·tables.·When·the·key·is·not·known·beforehand,·all·fragments·are | 221 | non-fragmented·tables.·When·the·key·is·not·known·beforehand,·all·fragments·are |
| 222 | searched·for·matching·records.</p><p>Notice·that·in·<code·class="inline">ordered_set</code>·tables,·the·records·are·ordered·per·fragment,·and | 222 | searched·for·matching·records.</p><p>Notice·that·in·<code·class="inline">ordered_set</code>·tables,·the·records·are·ordered·per·fragment,·and |
| 223 | the·order·is·undefined·in·results·returned·by·<code·class="inline">select</code>·and·<code·class="inline">match_object</code>,·as | 223 | the·order·is·undefined·in·results·returned·by·<code·class="inline">select</code>·and·<code·class="inline">match_object</code>,·as |
| 224 | well·as·<code·class="inline">first</code>,·<code·class="inline">next</code>,·<code·class="inline">prev</code>·and·<code·class="inline">last</code>.</p><p>The·following·code·illustrates·how·a·<code·class="inline">Mnesia</code>·table·is·converted·to·be·a | 224 | well·as·<code·class="inline">first</code>,·<code·class="inline">next</code>,·<code·class="inline">prev</code>·and·<code·class="inline">last</code>.</p><p>The·following·code·illustrates·how·a·<code·class="inline">Mnesia</code>·table·is·converted·to·be·a |
| 225 | fragmented·table·and·how·more·fragments·are·added·later:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V4</span><span·class="p">.</span><span·class="mf">7.3</span><span·class="p">.</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="8 | 225 | fragmented·table·and·how·more·fragments·are·added·later:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V4</span><span·class="p">.</span><span·class="mf">7.3</span><span·class="p">.</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="8402605109-1">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="8402605109-1">)</span><span·class="gp·unselectable"> |
| 226 | (a@sam)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="8 | 226 | (a@sam)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="8402605109-2">(</span><span·class="p"·data-group-id="8402605109-2">)</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="nf">ok</span><span·class="w"> | 227 | </span><span·class="nf">ok</span><span·class="w"> |
| 228 | </span><span·class="p"·data-group-id="8 | 228 | </span><span·class="p"·data-group-id="8402605109-3">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="8402605109-3">)</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">system[·...·truncated·by·diffoscope;·len:·146,·SHA:·50902fcaca23bbec0c4edccdf69b93f968260d76299d68fd8ed3dd951a2e5d22·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 229 | </span><span·class="p"·data-group-id="8 | 229 | </span><span·class="p"·data-group-id="8402605109-5">[</span><span·class="ss">b@sam</span><span·class="p">,</span><span·class="ss">c@sam</span><span·class="p">,</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="8402605109-5">]</span><span·class="gp·unselectable"> |
| 230 | (a@sam)3>·</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">dictionary</span><span·class="p">.</span><span·class="w"> | 230 | (a@sam)3>·</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">dictionary</span><span·class="p">.</span><span·class="w"> |
| 231 | </span><span·class="nf">dictionary</span><span·class="w"> | 231 | </span><span·class="nf">dictionary</span><span·class="w"> |
| 232 | </span><span·class="p"·data-group-id="8 | 232 | </span><span·class="p"·data-group-id="8402605109-6">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="8402605109-6">)</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create[·...·truncated·by·diffoscope;·len:·689,·SHA:·ac43a9a659055dbe98542455c848213305e4c5819bdda2535ac48172606b7ace·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="p"·data-group-id="8 | 233 | </span><span·class="p"·data-group-id="8402605109-11">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="8402605109-11">}</span><span·class="gp·unselectable"> |
| 234 | (a@sam)5>·</span><span·class="n">Write</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="8 | 234 | (a@sam)5>·</span><span·class="n">Write</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="8402605109-12">(</span><span·class="n">Keys</span><span·class="p"·data-group-id="8402605109-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="8402605109-13">[</span><span·class="nc">mnesia[·...·truncated·by·diffoscope;·len:·663,·SHA:·6186e703b9b06e2c43535e3868423e0abdb708873f7cf7c47cf7cc3af001175d·...·]-13">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 235 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> | 235 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> |
| 236 | (a@sam)6>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="8 | 236 | (a@sam)6>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="8402605109-16">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Write</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8402605109-17">[</span><span·class="nc">lists[·...·truncated·by·diffoscope;·len:·444,·SHA:·b9110be3cbbaa23c4b37169cb77c94e5c3d724a48fda2a7f17feb1ad1860c6b7·...·]-16">)</span><span·class="p">.</span><span·class="w"> |
| 237 | </span><span·class="nf">ok</span><span·class="w"> | 237 | </span><span·class="nf">ok</span><span·class="w"> |
| 238 | </span><span·class="p"·data-group-id="8 | 238 | </span><span·class="p"·data-group-id="8402605109-19">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="8402605109-19">)</span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">chan[·...·truncated·by·diffoscope;·len:·485,·SHA:·29c332c4af3d493b75e4acb60c6aa57256eac1dbd87af2f9e0ef4272e1472a19·...·]-20">)</span><span·class="p">.</span><span·class="w"> |
| 239 | </span><span·class="p"·data-group-id="8 | 239 | </span><span·class="p"·data-group-id="8402605109-23">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="8402605109-23">}</span><span·class="gp·unselectable"> |
| 240 | (a@sam)8>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">table_info</span><span·class="p"·data-group-id="8 | 240 | (a@sam)8>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">table_info</span><span·class="p"·data-group-id="8402605109-24">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">frag_properties</span><span·class="p"·data-group-id="8402605109-24">)</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="p"·data-group-id="8 | 241 | </span><span·class="p"·data-group-id="8402605109-25">[</span><span·class="p"·data-group-id="8402605109-26">{</span><span·class="ss">base_table</span><span·class="p">,</span><span·class="ss">dictionary</span><span·class="p"·data-group-id="8402605109-26">}</span><span·class="p">,</span><span·class="w"> |
| 242 | ·</span><span·class="p"·data-group-id="8 | 242 | ·</span><span·class="p"·data-group-id="8402605109-27">{</span><span·class="ss">foreign_key</span><span·class="p">,</span><span·class="ss">undefined</span><span·class="p"·data-group-id="8402605109-27">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ·</span><span·class="p"·data-group-id="8 | 243 | ·</span><span·class="p"·data-group-id="8402605109-28">{</span><span·class="ss">n_doubles</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="8402605109-28">}</span><span·class="p">,</span><span·class="w"> |
| 244 | ·</span><span·class="p"·data-group-id="8 | 244 | ·</span><span·class="p"·data-group-id="8402605109-29">{</span><span·class="ss">n_fragments</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="8402605109-29">}</span><span·class="p">,</span><span·class="w"> |
| 245 | ·</span><span·class="p"·data-group-id="8 | 245 | ·</span><span·class="p"·data-group-id="8402605109-30">{</span><span·class="ss">next_n_to_split</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="8402605109-30">}</span><span·class="p">,</span><span·class="w"> |
| 246 | ·</span><span·class="p"·data-group-id="8 | 246 | ·</span><span·class="p"·data-group-id="8402605109-31">{</span><span·class="ss">node_pool</span><span·class="p">,</span><span·class="p"·data-group-id="8402605109-32">[</span><span·class="ss">a@sam</span><span·class="p">,</span><span·class="ss">b@sam</span><span·class="p">,</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·161,·SHA:·1ab2cf8e2ca69e22b67c0dfb9ea1c8a67b1709c9b9549958f263f39b1942d05f·...·]-25">]</span><span·class="gp·unselectable"> |
| 247 | (a@sam)9>·</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="8 | 247 | (a@sam)9>·</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="8402605109-33">(</span><span·class="n">Item</span><span·class="p"·data-group-id="8402605109-33">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">table_[·...·truncated·by·diffoscope;·len:·207,·SHA:·5a182d128bcec9cba23077b0d5c59afddd47a065f905991fcc1ddbd3b25a0151·...·]-34">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 248 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> | 248 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> |
| 249 | (a@sam)10>·</span><span·class="n">Dist</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="8 | 249 | (a@sam)10>·</span><span·class="n">Dist</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="8402605109-35">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8402605109-36">[</span><span·class="ss">frag_d[·...·truncated·by·diffoscope;·len:·188,·SHA:·892943e2998151f334bc5c7af25614ee69b56e8e9c489ac35132c34db52656a7·...·]-35">)</span><span·class="p">.</span><span·class="w"> |
| 250 | </span><span·class="p"·data-group-id="8 | 250 | </span><span·class="p"·data-group-id="8402605109-37">[</span><span·class="p"·data-group-id="8402605109-38">{</span><span·class="ss">c@sam</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="8402605109-38">}</span><span·class="p">,</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·413,·SHA:·259b3c12c737d8775a4b4667ea9da6541749f4af496b92bb8a8a92cc934a273f·...·]-37">]</span><span·class="gp·unselectable"> |
| 251 | (a@sam)11>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_frag</span><span·class="p"·data-group-id="8 | 251 | (a@sam)11>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_frag</span><span·class="p"·data-group-id="8402605109-41">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8402605109-42">{</span><span·class="ss">add_frag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dist</span[·...·truncated·by·diffoscope;·len:·96,·SHA:·fcfd5ef13b41c3ae895a238936e4e7d4e69e5ac7abfab71440a5f2ecf3245d67·...·]-41">)</span><span·class="p">.</span><span·class="w"> |
| 252 | </span><span·class="p"·data-group-id="8 | 252 | </span><span·class="p"·data-group-id="8402605109-43">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="8402605109-43">}</span><span·class="gp·unselectable"> |
| 253 | (a@sam)12>·</span><span·class="n">Dist2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="8 | 253 | (a@sam)12>·</span><span·class="n">Dist2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="8402605109-44">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8402605109-45">[</span><span·class="ss">frag_d[·...·truncated·by·diffoscope;·len:·188,·SHA:·79eb098cf6f63d03306201926294899bf5176c12bdc7ef09ed1960a7d2eecf55·...·]-44">)</span><span·class="p">.</span><span·class="w"> |
| 254 | </span><span·class="p"·data-group-id="8 | 254 | </span><span·class="p"·data-group-id="8402605109-46">[</span><span·class="p"·data-group-id="8402605109-47">{</span><span·class="ss">b@sam</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="8402605109-47">}</span><span·class="p">,</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·413,·SHA:·2a558eb94b411fdae9a1ad6ca6a63f4ec2826d1a958da3f60bdf9dbff9497148·...·]-46">]</span><span·class="gp·unselectable"> |
| 255 | (a@sam)13>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_frag</span><span·class="p"·data-group-id="8 | 255 | (a@sam)13>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_frag</span><span·class="p"·data-group-id="8402605109-50">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8402605109-51">{</span><span·class="ss">add_frag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dist2</spa[·...·truncated·by·diffoscope;·len:·97,·SHA:·054fe6ff9bd5ff153f65adfaa838b3aed2135e9a132851e5d38d3fb6d4ff2d7a·...·]-50">)</span><span·class="p">.</span><span·class="w"> |
| 256 | </span><span·class="p"·data-group-id="8 | 256 | </span><span·class="p"·data-group-id="8402605109-52">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="8402605109-52">}</span><span·class="gp·unselectable"> |
| 257 | (a@sam)14>·</span><span·class="n">Dist3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="8 | 257 | (a@sam)14>·</span><span·class="n">Dist3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="8402605109-53">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8402605109-54">[</span><span·class="ss">frag_d[·...·truncated·by·diffoscope;·len:·188,·SHA:·cfdb5000ad506ce178eb6f3855f8644bf787a200c77e27e8fc76c0a824443e91·...·]-53">)</span><span·class="p">.</span><span·class="w"> |
| 258 | </span><span·class="p"·data-group-id="8 | 258 | </span><span·class="p"·data-group-id="8402605109-55">[</span><span·class="p"·data-group-id="8402605109-56">{</span><span·class="ss">a@sam</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="8402605109-56">}</span><span·class="p">,</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·413,·SHA:·fa29da976ce9868043a742e637536a6613bd4fc73ba4edf6e2c35beb6e1c675e·...·]-55">]</span><span·class="gp·unselectable"> |
| 259 | (a@sam)15>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_frag</span><span·class="p"·data-group-id="8 | 259 | (a@sam)15>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_frag</span><span·class="p"·data-group-id="8402605109-59">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8402605109-60">{</span><span·class="ss">add_frag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dist3</spa[·...·truncated·by·diffoscope;·len:·97,·SHA:·0466b85cbd91b0e0e7b63ff2af8b8fbf3a0ea9bd9b01d5fdeec82801feedd171·...·]-59">)</span><span·class="p">.</span><span·class="w"> |
| 260 | </span><span·class="p"·data-group-id="8 | 260 | </span><span·class="p"·data-group-id="8402605109-61">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="8402605109-61">}</span><span·class="gp·unselectable"> |
| 261 | (a@sam)16>·</span><span·class="n">Read</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="8 | 261 | (a@sam)16>·</span><span·class="n">Read</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="8402605109-62">(</span><span·class="n">Key</span><span·class="p"·data-group-id="8402605109-62">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</s[·...·truncated·by·diffoscope;·len:·307,·SHA:·2ab0772d558b2e04ad4430eb3da7ac29db7ac61efc24b9f5872a214130eb8489·...·]-63">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 262 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> | 262 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> |
| 263 | (a@sam)17>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="8 | 263 | (a@sam)17>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="8402605109-65">(</span><span·class="ss">transaction</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Read</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8402605109-66">[</span><span·class="mi">12</s[·...·truncated·by·diffoscope;·len:·182,·SHA:·b0032795efab9200f119a5567ac3e5cdb3be093303a903036cbebbe2ea7f6351·...·]-65">)</span><span·class="p">.</span><span·class="w"> |
| 264 | </span><span·class="p"·data-group-id="8 | 264 | </span><span·class="p"·data-group-id="8402605109-67">[</span><span·class="p"·data-group-id="8402605109-68">{</span><span·class="ss">dictionary</span><span·class="p">,</span><span·class="mi">12</span><span·class="p">,</span><span·class="o">-</span><span·class="mi">12</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·73,·SHA:·0ea9402ea0652057056398d7cc176aa7a9097b05653e8e4cb01d561f1ef0e993·...·]-67">]</span><span·class="gp·unselectable"> |
| 265 | (a@sam)18>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="8 | 265 | (a@sam)18>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="8402605109-69">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8402605109-70">[</span><span·class="ss">frag_s[·...·truncated·by·diffoscope;·len:·188,·SHA:·3acfee288b797158dbe8d318290e9e86831bc83fa90cabc52c1f678f7f473d99·...·]-69">)</span><span·class="p">.</span><span·class="w"> |
| 266 | </span><span·class="p"·data-group-id="8 | 266 | </span><span·class="p"·data-group-id="8402605109-71">[</span><span·class="p"·data-group-id="8402605109-72">{</span><span·class="ss">dictionary</span><span·class="p">,</span><span·class="mi">64</span><span·class="p"·data-group-id="8402605109-72">}</span><span·class="p">,</span><span·class="w"> |
| 267 | ·</span><span·class="p"·data-group-id="8 | 267 | ·</span><span·class="p"·data-group-id="8402605109-73">{</span><span·class="ss">dictionary_frag2</span><span·class="p">,</span><span·class="mi">64</span><span·class="p"·data-group-id="8402605109-73">}</span><span·class="p">,</span><span·class="w"> |
| 268 | ·</span><span·class="p"·data-group-id="8 | 268 | ·</span><span·class="p"·data-group-id="8402605109-74">{</span><span·class="ss">dictionary_frag3</span><span·class="p">,</span><span·class="mi">64</span><span·class="p"·data-group-id="8402605109-74">}</span><span·class="p">,</span><span·class="w"> |
| 269 | ·</span><span·class="p"·data-group-id="8 | 269 | ·</span><span·class="p"·data-group-id="8402605109-75">{</span><span·class="ss">dictionary_frag4</span><span·class="p">,</span><span·class="mi">64</span><span·class="p"·data-group-id="8402605109-75">}</span><span·class="p"·data-group-id="8402605109-71">]</span><span·class="w"> |
| 270 | </span><span·class="p"·data-group-id="8 | 270 | </span><span·class="p"·data-group-id="8402605109-76">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="8402605109-76">)</span><span·class="mi">19</span><span·class="o">></span></code></pre><h3·id="fragmentation-properties"·class="section-heading"> |
| 271 | ··<a·href="#fragmentation-properties"·class="hover-link"> | 271 | ··<a·href="#fragmentation-properties"·class="hover-link"> |
| 272 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 272 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 273 | ··</a> | 273 | ··</a> |
| 274 | ··<span·class="text">Fragmentation·Properties</span> | 274 | ··<span·class="text">Fragmentation·Properties</span> |
| 275 | </h3> | 275 | </h3> |
| 276 | <p>The·table·property·<code·class="inline">frag_properties</code>·can·be·read·with·the·function | 276 | <p>The·table·property·<code·class="inline">frag_properties</code>·can·be·read·with·the·function |
| 277 | <a·href="mnesia.html#table_info/2"><code·class="inline">mnesia:table_info(Tab,·frag_properties)</code></a>.·The | 277 | <a·href="mnesia.html#table_info/2"><code·class="inline">mnesia:table_info(Tab,·frag_properties)</code></a>.·The |
| Offset 305, 72 lines modified | Offset 305, 72 lines modified | ||
| 305 | defaults·to·<code·class="inline">undefined</code>.·However,·if·the·foreign·key·is·set·to·something·else, | 305 | defaults·to·<code·class="inline">undefined</code>.·However,·if·the·foreign·key·is·set·to·something·else, |
| 306 | it·causes·the·default·values·of·the·other·fragmentation·properties·to·be·the | 306 | it·causes·the·default·values·of·the·other·fragmentation·properties·to·be·the |
| 307 | same·values·as·the·actual·fragmentation·properties·of·the·foreign·table.</p></li><li><p><strong><code·class="inline">{hash_module,·Atom}</code></strong>·-·Enables·definition·of·an·alternative·hashing | 307 | same·values·as·the·actual·fragmentation·properties·of·the·foreign·table.</p></li><li><p><strong><code·class="inline">{hash_module,·Atom}</code></strong>·-·Enables·definition·of·an·alternative·hashing |
| 308 | scheme.·The·module·must·implement·the·<a·href="mnesia_frag_hash.html"><code·class="inline">mnesia_frag_hash</code></a>·callback·behavior. | 308 | scheme.·The·module·must·implement·the·<a·href="mnesia_frag_hash.html"><code·class="inline">mnesia_frag_hash</code></a>·callback·behavior. |
| 309 | This·property·can·explicitly·be·set·at·table·creation.·Default·is | 309 | This·property·can·explicitly·be·set·at·table·creation.·Default·is |
| 310 | <code·class="inline">mnesia_frag_hash</code>.</p></li><li><p><strong><code·class="inline">{hash_state,·Term}</code></strong>·-·Enables·a·table-specific·parameterization·of·a | 310 | <code·class="inline">mnesia_frag_hash</code>.</p></li><li><p><strong><code·class="inline">{hash_state,·Term}</code></strong>·-·Enables·a·table-specific·parameterization·of·a |
| 311 | generic·hash·module.·This·property·can·explicitly·be·set·at·table·creation. | 311 | generic·hash·module.·This·property·can·explicitly·be·set·at·table·creation. |
| 312 | Default·is·<code·class="inline">undefined</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V4</span><span·class="p">.</span><span·class="mf">7.3</span><span·class="p">.</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 312 | Default·is·<code·class="inline">undefined</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V4</span><span·class="p">.</span><span·class="mf">7.3</span><span·class="p">.</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="2668101240-1">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="2668101240-1">)</span><span·class="gp·unselectable"> |
| 313 | (a@sam)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 313 | (a@sam)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="2668101240-2">(</span><span·class="p"·data-group-id="2668101240-2">)</span><span·class="p">.</span><span·class="w"> |
| 314 | </span><span·class="nf">ok</span><span·class="w"> | 314 | </span><span·class="nf">ok</span><span·class="w"> |
| 315 | </span><span·class="p"·data-group-id=" | 315 | </span><span·class="p"·data-group-id="2668101240-3">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="2668101240-3">)</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">PrimProps</span><span·class="w">·</span><span·class="o">=</s[·...·truncated·by·diffoscope;·len:·811,·SHA:·9be94859da11c7dbbcbac129bdbb9005c7d399be08a25275910cbf4657009f5c·...·]-4">]</span><span·class="p">.</span><span·class="w"> |
| 316 | </span><span·class="p"·data-group-id=" | 316 | </span><span·class="p"·data-group-id="2668101240-9">[</span><span·class="p"·data-group-id="2668101240-10">{</span><span·class="ss">n_fragments</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="2668101240-10">}</span><span·class="p">,</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·325,·SHA:·30a2be423c35383a447ba130c62b986c1ce5280ae8c076ca0ff67ea2af77f2ed·...·]-9">]</span><span·class="gp·unselectable"> |
| 317 | (a@sam)3>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 317 | (a@sam)3>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="2668101240-13">(</span><span·class="ss">prim_dict</span><span·class="p">,</span><span·class="w"> |
| 318 | ······························</span><span·class="p"·data-group-id=" | 318 | ······························</span><span·class="p"·data-group-id="2668101240-14">[</span><span·class="p"·data-group-id="2668101240-15">{</span><span·class="ss">frag_properties</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PrimProps</span><span·class="p"·data-group-id="2668101240-15">}</span><span·class="p">,</span><span·class="w"> |
| 319 | ·······························</span><span·class="p"·data-group-id=" | 319 | ·······························</span><span·class="p"·data-group-id="2668101240-16">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="p"·data-group-id="2668101240-17">[</span><span·class="ss">prim_key</span><span·class="p">,</span><span·class="ss">prim_val</span><span·class="p"·data-group-id="26[·...·truncated·by·diffoscope;·len:·170,·SHA:·96d905bc52d99e0ab40c8cb88a900dee0a447f3ff024431090f05ec721dfcf1a·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 320 | </span><span·class="p"·data-group-id=" | 320 | </span><span·class="p"·data-group-id="2668101240-18">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="2668101240-18">}</span><span·class="gp·unselectable"> |
| 321 | (a@sam)4>·</span><span·class="n">SecProps</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5889157314-19">[</span><span·class="p"·data-group-id="5889157314-20">{</span><span·class="ss">foreign_key</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5889157314-21">{</span><span·class="ss">prim_dict</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">sec_val</span><span·class="p"·data-group-id="5889157314-21">}</span><span·class="p"·data-group-id="5889157314-20">}</span><span·class="p"·data-group-id="5889157314-19">]</span><span·class="p">.</span><span·class="w"> | ||
| 322 | </span><span·class=" | 321 | (a@sam)4>·</span><span·class="n">SecProps</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2668101240-19">[</span><span·class="p"·data-group-id="2668101240-20">{</span><span·class="ss">foreign_[·...·truncated·by·diffoscope;·len:·424,·SHA:·ac57f0a1050728f83687bb8ebd62fbdca58c2c75f98d3060077802bdceaada1e·...·]"> |
| 322 | </span><span·class="p"·data-group-id="2668101240-22">[</span><span·class="p"·data-group-id="2668101240-23">{</span><span·class="ss">foreign_key</span><span·class="p">,</span><span·class="p"·data-group-id="2668101240-24">{</span><span·class="ss">prim_dict</span><span·class="p">,</span><span·class="ss">sec_val</span><span·class="p"·data-group-id="2668101240-24">}</span><span·class="p"·data-group-id="2668101240-23">}</span><span·class="p"·data-group-id="2668101240-22">]</span><span·class="gp·unselectable"> | ||
| 323 | (a@sam)5>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 323 | (a@sam)5>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="2668101240-25">(</span><span·class="ss">sec_dict</span><span·class="p">,</span><span·class="w"> |
| 324 | ······························</span><span·class="p"·data-group-id=" | 324 | ······························</span><span·class="p"·data-group-id="2668101240-26">[</span><span·class="p"·data-group-id="2668101240-27">{</span><span·class="ss">frag_properties</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SecProps</span><span·class="p"·data-group-id="2668101240-27">}</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 325 | (a@sam)5>·</span><span·class="w">·····················</span><span·class="p"·data-group-id=" | 325 | (a@sam)5>·</span><span·class="w">·····················</span><span·class="p"·data-group-id="2668101240-28">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2668101240-29">[</span><span·class="ss">sec_key</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">s[·...·truncated·by·diffoscope;·len:·216,·SHA:·4a013784c7edb1213758f3963834e23d0ea3320243f01a0bff800706639fa285·...·]-25">)</span><span·class="p">.</span><span·class="w"> |
| 326 | </span><span·class="p"·data-group-id=" | 326 | </span><span·class="p"·data-group-id="2668101240-30">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="2668101240-30">}</span><span·class="gp·unselectable"> |
| 327 | (a@sam)6>·</span><span·class="n">Write</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 327 | (a@sam)6>·</span><span·class="n">Write</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="2668101240-31">(</span><span·class="n">Rec</span><span·class="p"·data-group-id="2668101240-31">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write<[·...·truncated·by·diffoscope;·len:·127,·SHA:·8b4093e4fed74a47b24e5463a90ac4f7b6f80ed9111d2004a4787c584baecc52·...·]-32">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 328 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> | 328 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> |
| 329 | (a@sam)7>·</span><span·class="n">PrimKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">11</span><span·class="p">.</span><span·class="w"> | 329 | (a@sam)7>·</span><span·class="n">PrimKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">11</span><span·class="p">.</span><span·class="w"> |
| 330 | </span><span·class="mi">11</span><span·class="gp·unselectable"> | 330 | </span><span·class="mi">11</span><span·class="gp·unselectable"> |
| 331 | (a@sam)8>·</span><span·class="n">SecKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="p">.</span><span·class="w"> | 331 | (a@sam)8>·</span><span·class="n">SecKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="p">.</span><span·class="w"> |
| 332 | </span><span·class="mi">42</span><span·class="gp·unselectable"> | 332 | </span><span·class="mi">42</span><span·class="gp·unselectable"> |
| 333 | (a@sam)9>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id=" | 333 | (a@sam)9>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="2668101240-33">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Write</span><span·class="p">,</span><span·class="w"> |
| 334 | ··························</span><span·class="p"·data-group-id=" | 334 | ··························</span><span·class="p"·data-group-id="2668101240-34">[</span><span·class="p"·data-group-id="2668101240-35">{</span><span·class="ss">prim_dict</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PrimKey</span><span·class="p">,</span><span·class="w">·</span><span·class="o">-</s[·...·truncated·by·diffoscope;·len:·262,·SHA:·94407dfd02e3d98743a4e0d3eb2c36a40e14ec7a4fedc1f741cb763ed4eedfa0·...·]-33">)</span><span·class="p">.</span><span·class="w"> |
| 335 | </span><span·class="nf">ok</span><span·class="w"> | 335 | </span><span·class="nf">ok</span><span·class="w"> |
| 336 | </span><span·class="p"·data-group-id=" | 336 | </span><span·class="p"·data-group-id="2668101240-36">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="2668101240-36">)</span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">ac[·...·truncated·by·diffoscope;·len:·54,·SHA:·a7a4ed4de86b0afaebc42577c2ab07ae1c4458dac1a09f3701b697ddb6d1e03d·...·]-37">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Write</span><span·class="p">,</span><span·class="w"> |
| 337 | ···························</span><span·class="p"·data-group-id=" | 337 | ···························</span><span·class="p"·data-group-id="2668101240-38">[</span><span·class="p"·data-group-id="2668101240-39">{</span><span·class="ss">sec_dict</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SecKey</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PrimKe[·...·truncated·by·diffoscope;·len:·240,·SHA:·e791ca6a69a3ada49c9251fc664d6d22da48ffa46857bf2e0ddabc836f6f8048·...·]-37">)</span><span·class="p">.</span><span·class="w"> |
| 338 | </span><span·class="nf">ok</span><span·class="w"> | 338 | </span><span·class="nf">ok</span><span·class="w"> |
| 339 | </span><span·class="p"·data-group-id=" | 339 | </span><span·class="p"·data-group-id="2668101240-40">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="2668101240-40">)</span><span·class="mi">11</span><span·class="o">></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">ch[·...·truncated·by·diffoscope;·len:·630,·SHA:·00045a93c5615c7bc91196a0523248325d05b5998b5b61a06c9bcb2de88c7a25·...·]-41">)</span><span·class="p">.</span><span·class="w"> |
| 340 | </span><span·class="p"·data-group-id=" | 340 | </span><span·class="p"·data-group-id="2668101240-45">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="2668101240-45">}</span><span·class="gp·unselectable"> |
| 341 | (a@sam)12>·</span><span·class="n">SecRead</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 341 | (a@sam)12>·</span><span·class="n">SecRead</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="2668101240-46">(</span><span·class="n">PrimKey</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SecKey</span><span·class="p"·data-group-id="2668101240-46">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 342 | ···············</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><span·class="p"·data-group-id=" | 342 | ···············</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><span·class="p"·data-group-id="2668101240-47">(</span><span·class="p"·data-group-id="2668101240-48">{</span><span·class="ss">sec_dict</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PrimKey</span><span·class="p"·data-group-id="2668101240-48">}</span><span·class="p"[·...·truncated·by·diffoscope;·len:·179,·SHA:·f5371f3866c43891c31b77e73612ad101614f7f1c2095d7274cc68d1675c239c·...·]-47">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 343 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> | 343 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> |
| 344 | (a@sam)13>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id=" | 344 | (a@sam)13>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="2668101240-49">(</span><span·class="ss">transaction</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SecRead</span><span·class="p">,</span><span·class="w"> |
| 345 | ···························</span><span·class="p"·data-group-id=" | 345 | ···························</span><span·class="p"·data-group-id="2668101240-50">[</span><span·class="n">PrimKey</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SecKey</span><span·class="p"·data-group-id="2668101240-50">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_[·...·truncated·by·diffoscope;·len:·52,·SHA:·8cc5dc298f98653ef00bcb621600d0a3cba4fac484cc77f492f07386407e82b3·...·]-49">)</span><span·class="p">.</span><span·class="w"> |
| 346 | </span><span·class="p"·data-group-id=" | 346 | </span><span·class="p"·data-group-id="2668101240-51">[</span><span·class="p"·data-group-id="2668101240-52">{</span><span·class="ss">sec_dict</span><span·class="p">,</span><span·class="mi">42</span><span·class="p">,</span><span·class="mi">11</span><span·class="p"·data-group-id="2668101240-52">}[·...·truncated·by·diffoscope;·len:·48,·SHA:·5b837fc23dce6917df924da753dc23cf8e87a2680066ed6e44951d849fa78922·...·]-51">]</span><span·class="gp·unselectable"> |
| 347 | (a@sam)14>·</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 347 | (a@sam)14>·</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="2668101240-53">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Item</span><span·class="p"·data-group-id="2668101240-53">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·282,·SHA:·98d04496d4d3c180e38a7bbf956c00d7ce431bc0f63567545fb73e6a3c659ad6·...·]-54">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 348 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> | 348 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> |
| 349 | (a@sam)15>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id=" | 349 | (a@sam)15>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="2668101240-55">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w"> |
| 350 | ···························</span><span·class="p"·data-group-id=" | 350 | ···························</span><span·class="p"·data-group-id="2668101240-56">[</span><span·class="ss">prim_dict</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">frag_size</span><span·class="p"·data-group-id="2668101240-56">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·59,·SHA:·405e258a883738d247b34577cc70babe119c82149fddb5395730411e7c7098ce·...·]-55">)</span><span·class="p">.</span><span·class="w"> |
| 351 | </span><span·class="p"·data-group-id=" | 351 | </span><span·class="p"·data-group-id="2668101240-57">[</span><span·class="p"·data-group-id="2668101240-58">{</span><span·class="ss">prim_dict</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2668101240-58">}</span><span·class="p">,</span><span·class="w"> |
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| 229 | ··</a> | 229 | ··</a> |
| 230 | ··<span·class="text">Startup·Files</span> | 230 | ··<span·class="text">Startup·Files</span> |
| 231 | </h3> | 231 | </h3> |
| 232 | <p><a·href="mnesia_chap3.html#start_mnesia">Start·Mnesia</a>·states·the·following·prerequisites | 232 | <p><a·href="mnesia_chap3.html#start_mnesia">Start·Mnesia</a>·states·the·following·prerequisites |
| 233 | for·starting·<code·class="inline">Mnesia</code>:</p><ul><li>An·Erlang·session·must·be·started·and·a·<code·class="inline">Mnesia</code>·directory·must·be·specified | 233 | for·starting·<code·class="inline">Mnesia</code>:</p><ul><li>An·Erlang·session·must·be·started·and·a·<code·class="inline">Mnesia</code>·directory·must·be·specified |
| 234 | for·the·database.</li><li>A·database·schema·must·be·initiated,·using·the·function | 234 | for·the·database.</li><li>A·database·schema·must·be·initiated,·using·the·function |
| 235 | <a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema/1</code></a>.</li></ul><p>The·following·example·shows·how·these·tasks·are·performed:</p><p><em>Step·1:</em>·Start·an·Erlang·session·and·specify·a·<code·class="inline">Mnesia</code>·directory·for·the | 235 | <a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema/1</code></a>.</li></ul><p>The·following·example·shows·how·these·tasks·are·performed:</p><p><em>Step·1:</em>·Start·an·Erlang·session·and·specify·a·<code·class="inline">Mnesia</code>·directory·for·the |
| 236 | database:</p><pre><code·class="text">%·erl·-sname·klacke·-mnesia·dir·'"/ldisc/scratch/klacke"'</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id=" | 236 | database:</p><pre><code·class="text">%·erl·-sname·klacke·-mnesia·dir·'"/ldisc/scratch/klacke"'</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id="0958243840-1">(</span><span·class="n">BEAM</span><span·class="p"·data-group-id="0958243840-1">)</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="mf">4.9</span><span·class="w"> |
| 237 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V4</span><span·class="p">.</span><span·class="mi">9</span><span·class="w">··</span><span·class="p"·data-group-id=" | 237 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V4</span><span·class="p">.</span><span·class="mi">9</span><span·class="w">··</span><span·class="p"·data-group-id="0958243840-2">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="0958243840-2">)</span><span·class="gp·unselectable"> |
| 238 | (klacke@gin)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id=" | 238 | (klacke@gin)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id="0958243840-3">(</span><span·class="p"·data-group-id="0958243840-4">[</span><span·class="nf">node</span><span·class="p"·data-group-id="0958243840-5">(</span><span·class="p"·data-group-id="0958243840-5">)</span><span·class="p"·data-group-id="0958243840-4">]<[·...·truncated·by·diffoscope;·len:·46,·SHA:·03d32b2787a8ba0efe2c264541b5e62c88ae6d46e0ac0a5c70881ec47e99e32b·...·]0-3">)</span><span·class="p">.</span><span·class="w"> |
| 239 | </span><span·class="nf">ok</span><span·class="w"> | 239 | </span><span·class="nf">ok</span><span·class="w"> |
| 240 | </span><span·class="p"·data-group-id=" | 240 | </span><span·class="p"·data-group-id="0958243840-6">(</span><span·class="ss">klacke@gin</span><span·class="p"·data-group-id="0958243840-6">)</span><span·class="mi">2</span><span·class="o">></span><span·class="w"> |
| 241 | </span><span·class="err">^</span><span·class="n">Z</span><span·class="w"> | 241 | </span><span·class="err">^</span><span·class="n">Z</span><span·class="w"> |
| 242 | </span><span·class="n">Suspended</span></code></pre><p><em>Step·2:</em>·You·can·inspect·the·<code·class="inline">Mnesia</code>·directory·to·see·what·files·have·been | 242 | </span><span·class="n">Suspended</span></code></pre><p><em>Step·2:</em>·You·can·inspect·the·<code·class="inline">Mnesia</code>·directory·to·see·what·files·have·been |
| 243 | created:</p><pre><code·class="text">%·ls·-l·/ldisc/scratch/klacke | 243 | created:</p><pre><code·class="text">%·ls·-l·/ldisc/scratch/klacke |
| 244 | -rw-rw-r--···1·klacke···staff·······247·Aug·12·15:06·FALLBACK.BUP</code></pre><p>The·response·shows·that·the·file·<code·class="inline">FALLBACK.BUP</code>·has·been·created.·This·is·called | 244 | -rw-rw-r--···1·klacke···staff·······247·Aug·12·15:06·FALLBACK.BUP</code></pre><p>The·response·shows·that·the·file·<code·class="inline">FALLBACK.BUP</code>·has·been·created.·This·is·called |
| 245 | a·backup·file,·and·it·contains·an·initial·schema.·If·more·than·one·node·in·the | 245 | a·backup·file,·and·it·contains·an·initial·schema.·If·more·than·one·node·in·the |
| 246 | function·<a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema/1</code></a>·had·been·specified,·identical·backup·files | 246 | function·<a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema/1</code></a>·had·been·specified,·identical·backup·files |
| 247 | would·have·been·created·on·all·nodes.</p><p><em>Step·3:</em>·Start·<code·class="inline">Mnesia</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 247 | would·have·been·created·on·all·nodes.</p><p><em>Step·3:</em>·Start·<code·class="inline">Mnesia</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0038729182-1">(</span><span·class="ss">klacke@gin</span><span·class="p"·data-group-id="0038729182-1">)</span><span·class="mi">3</span><span·class="o">></span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class=[·...·truncated·by·diffoscope;·len:·106,·SHA:·fad1d04aded57580e52c8b0acaa4828101eeecb444b004fce687a8714c5f4f69·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 248 | </span><span·class="ss">ok</span></code></pre><p><em>Step·4:</em>·You·can·see·the·following·listing·in·the·<code·class="inline">Mnesia</code>·directory:</p><pre><code·class="text">-rw-rw-r--···1·klacke···staff·········86·May·26·19:03·LATEST.LOG | 248 | </span><span·class="ss">ok</span></code></pre><p><em>Step·4:</em>·You·can·see·the·following·listing·in·the·<code·class="inline">Mnesia</code>·directory:</p><pre><code·class="text">-rw-rw-r--···1·klacke···staff·········86·May·26·19:03·LATEST.LOG |
| 249 | -rw-rw-r--···1·klacke···staff······34507·May·26·19:03·schema.DAT</code></pre><p>The·schema·in·the·backup·file·<code·class="inline">FALLBACK.BUP</code>·has·been·used·to·generate·the·file | 249 | -rw-rw-r--···1·klacke···staff······34507·May·26·19:03·schema.DAT</code></pre><p>The·schema·in·the·backup·file·<code·class="inline">FALLBACK.BUP</code>·has·been·used·to·generate·the·file |
| 250 | <code·class="inline">schema.DAT</code>.·Since·there·are·no·other·disc·resident·tables·than·the·schema,·no | 250 | <code·class="inline">schema.DAT</code>.·Since·there·are·no·other·disc·resident·tables·than·the·schema,·no |
| 251 | other·data·files·were·created.·The·file·<code·class="inline">FALLBACK.BUP</code>·was·removed·after·the | 251 | other·data·files·were·created.·The·file·<code·class="inline">FALLBACK.BUP</code>·was·removed·after·the |
| 252 | successful·"restoration".·You·also·see·some·files·that·are·for·internal·use·by | 252 | successful·"restoration".·You·also·see·some·files·that·are·for·internal·use·by |
| 253 | <code·class="inline">Mnesia</code>.</p><p><em>Step·5:</em>·Create·a·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(klacke@gin)4>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 253 | <code·class="inline">Mnesia</code>.</p><p><em>Step·5:</em>·Create·a·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(klacke@gin)4>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="3160650205-1">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="p"·data-group-id="3160650205-2">[</span><span·class="p"·data-group-id="3160650205-3">{</span><span·class="ss">disc_copies</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·393,·SHA:·18bb40b6bcea90951597fa198b297598719a86323b1d2317a449501969cec29f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 254 | </span><span·class="p"·data-group-id=" | 254 | </span><span·class="p"·data-group-id="3160650205-6">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="3160650205-6">}</span></code></pre><p><em>Step·6:</em>·You·can·see·the·following·listing·in·the·<code·class="inline">Mnesia</code>·directory:</p><pre><code·class="text">%·ls·-l·/ldisc/scratch/klacke |
| 255 | -rw-rw-r--·1·klacke·staff····86·May·26·19:07·LATEST.LOG | 255 | -rw-rw-r--·1·klacke·staff····86·May·26·19:07·LATEST.LOG |
| 256 | -rw-rw-r--·1·klacke·staff····94·May·26·19:07·foo.DCD | 256 | -rw-rw-r--·1·klacke·staff····94·May·26·19:07·foo.DCD |
| 257 | -rw-rw-r--·1·klacke·staff··6679·May·26·19:07·schema.DAT</code></pre><p>The·file·<code·class="inline">foo.DCD</code>·has·been·created.·This·file·will·eventually·store·all·data | 257 | -rw-rw-r--·1·klacke·staff··6679·May·26·19:07·schema.DAT</code></pre><p>The·file·<code·class="inline">foo.DCD</code>·has·been·created.·This·file·will·eventually·store·all·data |
| 258 | that·is·written·into·the·<code·class="inline">foo</code>·table.</p><h3·id="log-file"·class="section-heading"> | 258 | that·is·written·into·the·<code·class="inline">foo</code>·table.</p><h3·id="log-file"·class="section-heading"> |
| 259 | ··<a·href="#log-file"·class="hover-link"> | 259 | ··<a·href="#log-file"·class="hover-link"> |
| 260 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 260 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 261 | ··</a> | 261 | ··</a> |
| Offset 292, 19 lines modified | Offset 292, 19 lines modified | ||
| 292 | and·it·is·efficient·to·insert·and·search·for·records·in·these·files·with·a | 292 | and·it·is·efficient·to·insert·and·search·for·records·in·these·files·with·a |
| 293 | specific·key.·The·<code·class="inline">.DAT</code>·files·are·used·for·the·schema·and·for | 293 | specific·key.·The·<code·class="inline">.DAT</code>·files·are·used·for·the·schema·and·for |
| 294 | <code·class="inline">disc_only_copies</code>·tables.·The·<code·class="inline">Mnesia</code>·data·files·are·currently·implemented·in | 294 | <code·class="inline">disc_only_copies</code>·tables.·The·<code·class="inline">Mnesia</code>·data·files·are·currently·implemented·in |
| 295 | the·standard·library·module·<a·href="../../../../lib/stdlib-6.2/doc/html/dets.html"><code·class="inline">dets</code></a>·in·<code·class="inline">STDLIB</code>.</p><p>All·operations·that·can·be·performed·on·<code·class="inline">dets</code>·files·can·also·be·performed·on | 295 | the·standard·library·module·<a·href="../../../../lib/stdlib-6.2/doc/html/dets.html"><code·class="inline">dets</code></a>·in·<code·class="inline">STDLIB</code>.</p><p>All·operations·that·can·be·performed·on·<code·class="inline">dets</code>·files·can·also·be·performed·on |
| 296 | the·<code·class="inline">Mnesia</code>·data·files.·For·example,·<code·class="inline">dets</code>·contains·the·function | 296 | the·<code·class="inline">Mnesia</code>·data·files.·For·example,·<code·class="inline">dets</code>·contains·the·function |
| 297 | <a·href="../../../../lib/stdlib-6.2/doc/html/dets.html#traverse/2"><code·class="inline">dets:traverse/2</code></a>,·which·can·be·used·to·view·the·contents·of·a·<code·class="inline">Mnesia</code>·<code·class="inline">DAT</code> | 297 | <a·href="../../../../lib/stdlib-6.2/doc/html/dets.html#traverse/2"><code·class="inline">dets:traverse/2</code></a>,·which·can·be·used·to·view·the·contents·of·a·<code·class="inline">Mnesia</code>·<code·class="inline">DAT</code> |
| 298 | file.·However,·this·can·only·be·done·when·<code·class="inline">Mnesia</code>·is·not·running.·So,·to·view | 298 | file.·However,·this·can·only·be·done·when·<code·class="inline">Mnesia</code>·is·not·running.·So,·to·view |
| 299 | the·schema·file,·do·as·follows;</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5 | 299 | the·schema·file,·do·as·follows;</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4753340862-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="4753340862-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·688,·SHA:·77f5d4dca8ae4300ed38440b879b360e179a5ba4e1227649b2dd31ddcf2e204c·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 300 | </span><span·class="p"·data-group-id="5 | 300 | </span><span·class="p"·data-group-id="4753340862-6">{</span><span·class="ss">keypos</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="4753340862-6">}</span><span·class="p"·data-group-id="4753340862-3">]</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·361456683d3200112d1dce8641f7f94b6d87c5dc6e1a49931651f1f4a825fe1a·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 301 | </span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="5 | 301 | </span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="4753340862-7">(</span><span·class="n">X</span><span·class="p"·data-group-id="4753340862-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><[·...·truncated·by·diffoscope;·len:·381,·SHA:·79f3a07c8a5c3c47765ed78c4ad8d70237690d9822f6f1ce2caa1d2e5b035d0a·...·]-8">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">continue</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 302 | </span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">traverse</span><span·class="p"·data-group-id="5 | 302 | </span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">traverse</span><span·class="p"·data-group-id="4753340862-10">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">F</span><span·class="p"·data-group-id="4753340862-10">)</span><span·class="p">,</span><span·class="w"> |
| 303 | </span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="5 | 303 | </span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4753340862-11">(</span><span·class="n">N</span><span·class="p"·data-group-id="4753340862-11">)</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>The·<code·class="inline">DAT</code>·files·must·always·be·opened·with·option·<code·class="inline">{repair,·false}</code>.·This |
| 304 | ensures·that·these·files·are·not·automatically·repaired.·Without·this·option, | 304 | ensures·that·these·files·are·not·automatically·repaired.·Without·this·option, |
| 305 | the·database·can·become·inconsistent,·because·<code·class="inline">Mnesia</code>·can·believe·that·the | 305 | the·database·can·become·inconsistent,·because·<code·class="inline">Mnesia</code>·can·believe·that·the |
| 306 | files·were·properly·closed.·For·information·about·configuration·parameter | 306 | files·were·properly·closed.·For·information·about·configuration·parameter |
| 307 | <code·class="inline">auto_repair</code>,·see·the·Reference·Manual.</p></section><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>It·is·recommended·that·the·data·files·are·not·tampered·with·while·<code·class="inline">Mnesia</code>·is | 307 | <code·class="inline">auto_repair</code>,·see·the·Reference·Manual.</p></section><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>It·is·recommended·that·the·data·files·are·not·tampered·with·while·<code·class="inline">Mnesia</code>·is |
| 308 | running.·While·not·prohibited,·the·behavior·of·<code·class="inline">Mnesia</code>·is·unpredictable.</p></section><p>The·<code·class="inline">disc_copies</code>·tables·are·stored·on·disk·with·<code·class="inline">.DCL</code>·and·<code·class="inline">.DCD</code>·files,·which | 308 | running.·While·not·prohibited,·the·behavior·of·<code·class="inline">Mnesia</code>·is·unpredictable.</p></section><p>The·<code·class="inline">disc_copies</code>·tables·are·stored·on·disk·with·<code·class="inline">.DCL</code>·and·<code·class="inline">.DCD</code>·files,·which |
| 309 | are·standard·<code·class="inline">disk_log</code>·files.</p><h2·id="loading-tables-at-startup"·class="section-heading"> | 309 | are·standard·<code·class="inline">disk_log</code>·files.</p><h2·id="loading-tables-at-startup"·class="section-heading"> |
| 310 | ··<a·href="#loading-tables-at-startup"·class="hover-link"> | 310 | ··<a·href="#loading-tables-at-startup"·class="hover-link"> |
| Offset 530, 48 lines modified | Offset 530, 48 lines modified | ||
| 530 | of·what·<code·class="inline">record_name</code>·is·set·to.</li></ul><p>The·backup·data·is·divided·into·two·sections.·The·first·section·contains | 530 | of·what·<code·class="inline">record_name</code>·is·set·to.</li></ul><p>The·backup·data·is·divided·into·two·sections.·The·first·section·contains |
| 531 | information·related·to·the·schema.·All·schema-related·items·are·tuples·where·the | 531 | information·related·to·the·schema.·All·schema-related·items·are·tuples·where·the |
| 532 | first·field·equals·the·atom·schema.·The·second·section·is·the·record·section. | 532 | first·field·equals·the·atom·schema.·The·second·section·is·the·record·section. |
| 533 | Schema·records·cannot·be·mixed·with·other·records·and·all·schema·records·must·be | 533 | Schema·records·cannot·be·mixed·with·other·records·and·all·schema·records·must·be |
| 534 | located·first·in·the·backup.</p><p>The·schema·itself·is·a·table·and·is·possibly·included·in·the·backup.·Each·node | 534 | located·first·in·the·backup.</p><p>The·schema·itself·is·a·table·and·is·possibly·included·in·the·backup.·Each·node |
| 535 | where·the·schema·table·resides·is·regarded·as·a·<code·class="inline">db_node</code>.</p><p>The·following·example·shows·how | 535 | where·the·schema·table·resides·is·regarded·as·a·<code·class="inline">db_node</code>.</p><p>The·following·example·shows·how |
| 536 | <a·href="mnesia.html#traverse_backup/4"><code·class="inline">mnesia:traverse_backup</code></a>·can·be·used·to·rename·a | 536 | <a·href="mnesia.html#traverse_backup/4"><code·class="inline">mnesia:traverse_backup</code></a>·can·be·used·to·rename·a |
| 537 | <code·class="inline">db_node</code>·in·a·backup·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">change_node_name</span><span·class="p"·data-group-id=" | 537 | <code·class="inline">db_node</code>·in·a·backup·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">change_node_name</span><span·class="p"·data-group-id="6278959209-1">(</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">To</span><span·class="p">,</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·135,·SHA:·4abbb6cbe0a1cc61d4b247869234e1797dadec64ca7d02065aad1b25a78a979e·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 538 | ····</span><span·class="n">Switch</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 538 | ····</span><span·class="n">Switch</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 539 | ········</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 539 | ········</span><span·class="nf">fun</span><span·class="p"·data-group-id="6278959209-2">(</span><span·class="n">Node</span><span·class="p"·data-group-id="6278959209-2">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">From</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">To</span><span·class="p">;</span><span·class="w"> |
| 540 | ···········</span><span·class="p"·data-group-id=" | 540 | ···········</span><span·class="p"·data-group-id="6278959209-3">(</span><span·class="n">Node</span><span·class="p"·data-group-id="6278959209-3">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">==</span><sp[·...·truncated·by·diffoscope;·len:·466,·SHA:·efefad943fc8b53489e9a4b27c90d54321bf350e9acf293ebe46528118187a4b·...·]-4">)</span><span·class="p">;</span><span·class="w"> |
| 541 | ···········</span><span·class="p"·data-group-id=" | 541 | ···········</span><span·class="p"·data-group-id="6278959209-6">(</span><span·class="n">Node</span><span·class="p"·data-group-id="6278959209-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Node</span><span·class="w"> |
| 542 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 542 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 543 | ····</span><span·class="n">Convert</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 543 | ····</span><span·class="n">Convert</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 544 | ········</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 544 | ········</span><span·class="nf">fun</span><span·class="p"·data-group-id="6278959209-7">(</span><span·class="p"·data-group-id="6278959209-8">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">db_nodes</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Nodes</[·...·truncated·by·diffoscope;·len:·173,·SHA:·cca54c4b995e97f58a3158ecd86c5c589863ae5685d51647d12c12865b9672af·...·]-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 545 | ················</span><span·class="p"·data-group-id=" | 545 | ················</span><span·class="p"·data-group-id="6278959209-9">{</span><span·class="p"·data-group-id="6278959209-10">[</span><span·class="p"·data-group-id="6278959209-11">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">db_nodes</span><span·class="p">[·...·truncated·by·diffoscope;·len:·524,·SHA:·6bdd7ceda4a9dcde18dd292a272407e1c7ab1c05d3d92826949e6e122115f4aa·...·]-9">}</span><span·class="p">;</span><span·class="w"> |
| 546 | ···········</span><span·class="p"·data-group-id=" | 546 | ···········</span><span·class="p"·data-group-id="6278959209-13">(</span><span·class="p"·data-group-id="6278959209-14">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">version</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Versio[·...·truncated·by·diffoscope;·len:·177,·SHA:·467634a1cbbcc31f2136d38a578c180116249e8ac573f3ff51064ec56a292191·...·]-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 547 | ················</span><span·class="p"·data-group-id=" | 547 | ················</span><span·class="p"·data-group-id="6278959209-15">{</span><span·class="p"·data-group-id="6278959209-16">[</span><span·class="p"·data-group-id="6278959209-17">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">version</span><span·class="p">[·...·truncated·by·diffoscope;·len:·285,·SHA:·fc6eac335560413b1ca7e6fc8116d4fb7563c6baa03475266572e5765ec80775·...·]-15">}</span><span·class="p">;</span><span·class="w"> |
| 548 | ···········</span><span·class="p"·data-group-id=" | 548 | ···········</span><span·class="p"·data-group-id="6278959209-18">(</span><span·class="p"·data-group-id="6278959209-19">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">cookie</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cookie<[·...·truncated·by·diffoscope;·len:·175,·SHA:·5c6124c319607bdd7c76165bff51328e3a8ce933784facbae66614713d621dd5·...·]-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 549 | ················</span><span·class="p"·data-group-id=" | 549 | ················</span><span·class="p"·data-group-id="6278959209-20">{</span><span·class="p"·data-group-id="6278959209-21">[</span><span·class="p"·data-group-id="6278959209-22">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">cookie</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·283,·SHA:·200482c7503cb4a93603c6aece5d6e6c14888b6f9e13b6b59495657fa3550aed·...·]-20">}</span><span·class="p">;</span><span·class="w"> |
| 550 | ···········</span><span·class="p"·data-group-id=" | 550 | ···········</span><span·class="p"·data-group-id="6278959209-23">(</span><span·class="p"·data-group-id="6278959209-24">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">CreateList<[·...·truncated·by·diffoscope;·len:·175,·SHA:·ad08cbedb275a1752baac397d0b2084e4577cbca31dd5a2590e683c217624084·...·]-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 551 | ················</span><span·class="n">Keys</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 551 | ················</span><span·class="n">Keys</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6278959209-25">[</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">disc_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">disc_only_copies</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·f11044234de41972d2cd1cc93afe033d7a009d4a112496a898504fe1a7ea7878·...·]-25">]</span><span·class="p">,</span><span·class="w"> |
| 552 | ················</span><span·class="n">OptSwitch</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 552 | ················</span><span·class="n">OptSwitch</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 553 | ····················</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 553 | ····················</span><span·class="nf">fun</span><span·class="p"·data-group-id="6278959209-26">(</span><span·class="p"·data-group-id="6278959209-27">{</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Val</span><span·class="p"·data-group-id="6278959209-27">}</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·6f3deb8523eed71b3c77bb089da4e9f341bcb5058bbcd8ad6e8e930fbc6dd05b·...·]-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 554 | ····························</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id=" | 554 | ····························</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id="6278959209-28">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Keys</span><span·class="p"·data-group-id="6278959209-28">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 555 | ································</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id=" | 555 | ································</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="6278959209-29">{</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="6278959209-30">(</span><span·class="n">Switch</s[·...·truncated·by·diffoscope;·len:·173,·SHA:·68d8e6fa4be6ffc6ed212a39e11b62d011f29e284151649124e6d008878e7804·...·]-29">}</span><span·class="p">;</span><span·class="w"> |
| 556 | ································</span><span·class="ss">false</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id=" | 556 | ································</span><span·class="ss">false</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="6278959209-31">{</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Val</span><span·class="p"·data-group-id="6278959209-31">}</span><span·class="w"> |
| 557 | ····························</span><span·class="k">end</span><span·class="w"> | 557 | ····························</span><span·class="k">end</span><span·class="w"> |
| 558 | ····················</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 558 | ····················</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 559 | ················</span><span·class="p"·data-group-id=" | 559 | ················</span><span·class="p"·data-group-id="6278959209-32">{</span><span·class="p"·data-group-id="6278959209-33">[</span><span·class="p"·data-group-id="6278959209-34">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·551,·SHA:·e3457b6d32dc4ddaae9f2306bece59154a880e339a0b01c679f1778a088c00b4·...·]-32">}</span><span·class="p">;</span><span·class="w"> |
| 560 | ···········</span><span·class="p"·data-group-id=" | 560 | ···········</span><span·class="p"·data-group-id="6278959209-36">(</span><span·class="n">Other</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="6278959209-36">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 561 | ················</span><span·class="p"·data-group-id=" | 561 | ················</span><span·class="p"·data-group-id="6278959209-37">{</span><span·class="p"·data-group-id="6278959209-38">[</span><span·class="n">Other</span><span·class="p"·data-group-id="6278959209-38">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·c069e94df45027efeba852e8e75277ff4720a068e764d665cd7b53f602f7570f·...·]-37">}</span><span·class="w"> |
| 562 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 562 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 563 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">traverse_backup</span><span·class="p"·data-group-id=" | 563 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">traverse_backup</span><span·class="p"·data-group-id="6278959209-39">(</span><span·class="n">Source</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Target</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·220,·SHA:·75aeada42f6e1f90d1dbbf2237f1986bce743b7b063a4d29c1ddcb620ca8df6f·...·]-39">)</span><span·class="p">.</span><span·class="w"> |
| 564 | </span><span·class="nf">view</span><span·class="p"·data-group-id=" | 564 | </span><span·class="nf">view</span><span·class="p"·data-group-id="6278959209-40">(</span><span·class="n">Source</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p"·data-group-id="6278959209-40">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 565 | ····</span><span·class="n">View</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 565 | ····</span><span·class="n">View</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="6278959209-41">(</span><span·class="n">Item</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="6278959209-41">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 566 | ···················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 566 | ···················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="6278959209-42">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">.</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="6278959209-43">[</span><span·class="n">Item<[·...·truncated·by·diffoscope;·len:·101,·SHA:·e0c600f59d072ba8546670b08f3d94565a420f3b380cedd4140df6380f3708d5·...·]-42">)</span><span·class="p">,</span><span·class="w"> |
| 567 | ···················</span><span·class="p"·data-group-id=" | 567 | ···················</span><span·class="p"·data-group-id="6278959209-44">{</span><span·class="p"·data-group-id="6278959209-45">[</span><span·class="n">Item</span><span·class="p"·data-group-id="6278959209-45">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·114,·SHA:·08e02ed2565e347df379f0a75c3da1986b0d084aa15e018daed679afe7bee466·...·]-44">}</span><span·class="w"> |
| 568 | ···········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 568 | ···········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 569 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">traverse_backup</span><span·class="p"·data-group-id=" | 569 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">traverse_backup</span><span·class="p"·data-group-id="6278959209-46">(</span><span·class="n">Source</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">dummy</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·217,·SHA:·cdc7f6ccb3595fcd705eb0aea9ed522072629cc1a469c991114c3788d3591a6b·...·]-46">)</span><span·class="p">.</span></code></pre><h3·id="restore"·class="section-heading"> |
| 570 | ··<a·href="#restore"·class="hover-link"> | 570 | ··<a·href="#restore"·class="hover-link"> |
| 571 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 571 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 572 | ··</a> | 572 | ··</a> |
| 573 | ··<span·class="text">Restore</span> | 573 | ··<span·class="text">Restore</span> |
| 574 | </h3> | 574 | </h3> |
| 575 | <p>Tables·can·be·restored·online·from·a·backup·without·restarting·<code·class="inline">Mnesia</code>.·A | 575 | <p>Tables·can·be·restored·online·from·a·backup·without·restarting·<code·class="inline">Mnesia</code>.·A |
| 576 | restore·is·performed·with·the·function | 576 | restore·is·performed·with·the·function |
| Offset 706, 15 lines modified | Offset 706, 15 lines modified | ||
| 706 | ······<p·class="built-using"> | 706 | ······<p·class="built-using"> |
| 707 | ········Built·using | 707 | ········Built·using |
| 708 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 708 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 709 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 709 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 710 | ······</p> | 710 | ······</p> |
| 711 | <p>Copyright·©·1996-202 | 711 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 712 | ····</footer> | 712 | ····</footer> |
| 713 | ··</div> | 713 | ··</div> |
| 714 | </main> | 714 | </main> |
| 715 | </div> | 715 | </div> |
| 716 | <script> | 716 | <script> |
| 717 | ··function·mermaidLoaded()·{ | 717 | ··function·mermaidLoaded()·{ |
| 718 | ····mermaid.initialize({ | 718 | ····mermaid.initialize({ |
| Offset 187, 15 lines modified | Offset 187, 15 lines modified | ||
| 187 | ······<p·class="built-using"> | 187 | ······<p·class="built-using"> |
| 188 | ········Built·using | 188 | ········Built·using |
| 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 191 | ······</p> | 191 | ······</p> |
| 192 | <p>Copyright·©·1996-202 | 192 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 193 | ····</footer> | 193 | ····</footer> |
| 194 | ··</div> | 194 | ··</div> |
| 195 | </main> | 195 | </main> |
| 196 | </div> | 196 | </div> |
| 197 | <script> | 197 | <script> |
| 198 | ··function·mermaidLoaded()·{ | 198 | ··function·mermaidLoaded()·{ |
| 199 | ····mermaid.initialize({ | 199 | ····mermaid.initialize({ |
| Offset 405, 15 lines modified | Offset 405, 15 lines modified | ||
| 405 | ······<p·class="built-using"> | 405 | ······<p·class="built-using"> |
| 406 | ········Built·using | 406 | ········Built·using |
| 407 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 407 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 408 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 408 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 409 | ······</p> | 409 | ······</p> |
| 410 | <p>Copyright·©·1996-202 | 410 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 411 | ····</footer> | 411 | ····</footer> |
| 412 | ··</div> | 412 | ··</div> |
| 413 | </main> | 413 | </main> |
| 414 | </div> | 414 | </div> |
| 415 | <script> | 415 | <script> |
| 416 | ··function·mermaidLoaded()·{ | 416 | ··function·mermaidLoaded()·{ |
| 417 | ····mermaid.initialize({ | 417 | ····mermaid.initialize({ |
| Offset 239, 15 lines modified | Offset 239, 15 lines modified | ||
| 239 | ······<p·class="built-using"> | 239 | ······<p·class="built-using"> |
| 240 | ········Built·using | 240 | ········Built·using |
| 241 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 241 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 242 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 242 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 243 | ······</p> | 243 | ······</p> |
| 244 | <p>Copyright·©·1996-202 | 244 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 245 | ····</footer> | 245 | ····</footer> |
| 246 | ··</div> | 246 | ··</div> |
| 247 | </main> | 247 | </main> |
| 248 | </div> | 248 | </div> |
| 249 | <script> | 249 | <script> |
| 250 | ··function·mermaidLoaded()·{ | 250 | ··function·mermaidLoaded()·{ |
| 251 | ····mermaid.initialize({ | 251 | ····mermaid.initialize({ |
| Offset 250, 16 lines modified | Offset 250, 16 lines modified | ||
| 250 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·create_table(Tab·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>(),·Opt·::·[{<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>(),·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()}])·->·ok.</pre> | 250 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·create_table(Tab·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>(),·Opt·::·[{<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>(),·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()}])·->·ok.</pre> |
| 251 | ······</div> | 251 | ······</div> |
| 252 | <section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p><em>This·function·is·deprecated.·Do·not·use·it.</em></p></section><p>A·wrapper·function·for·<a·href="mnesia.html#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>,·which·creates·a·table·(if·there | 252 | <section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p><em>This·function·is·deprecated.·Do·not·use·it.</em></p></section><p>A·wrapper·function·for·<a·href="mnesia.html#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>,·which·creates·a·table·(if·there |
| 253 | is·no·existing·table)·with·an·appropriate·set·of·<code·class="inline">attributes</code>.·The·attributes | 253 | is·no·existing·table)·with·an·appropriate·set·of·<code·class="inline">attributes</code>.·The·attributes |
| 254 | and·<code·class="inline">TabDef</code>·are·forwarded·to·<a·href="mnesia.html#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>.·For·example,·if·the·table | 254 | and·<code·class="inline">TabDef</code>·are·forwarded·to·<a·href="mnesia.html#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>.·For·example,·if·the·table |
| 255 | is·to·reside·as·<code·class="inline">disc_only_copies</code>·on·all·nodes,·a·call·looks·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">TabDef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 255 | is·to·reside·as·<code·class="inline">disc_only_copies</code>·on·all·nodes,·a·call·looks·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">TabDef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6807849841-1">[</span><span·class="p"·data-group-id="6807849841-2">{</span><span·class="p"·data-group-id="6807849841-3">{</span><span·class="ss">disc_only_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">node</span><span·class=[·...·truncated·by·diffoscope;·len:·318,·SHA:·9a7c7fad2bc33909d517bbca64baa9664bf2b5fc26b2c876661bbf010b48c3b5·...·]-3">}</span><span·class="p">]</span><span·class="p">,</span><span·class="w"> |
| 256 | ··········</span><span·class="nc">mnesia_registry</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 256 | ··········</span><span·class="nc">mnesia_registry</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="6807849841-6">(</span><span·class="ss">my_reg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TabDef</span><span·class="p"·data-group-id="6807849841-6">)</span></code></pre> |
| 257 | ··</section> | 257 | ··</section> |
| 258 | </section> | 258 | </section> |
| 259 | ····</div> | 259 | ····</div> |
| 260 | ··</section> | 260 | ··</section> |
| 261 | ····<footer·class="footer"> | 261 | ····<footer·class="footer"> |
| Offset 280, 15 lines modified | Offset 280, 15 lines modified | ||
| 280 | ······<p·class="built-using"> | 280 | ······<p·class="built-using"> |
| 281 | ········Built·using | 281 | ········Built·using |
| 282 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 282 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 283 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 283 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 284 | ······</p> | 284 | ······</p> |
| 285 | <p>Copyright·©·1996-202 | 285 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 286 | ····</footer> | 286 | ····</footer> |
| 287 | ··</div> | 287 | ··</div> |
| 288 | </main> | 288 | </main> |
| 289 | </div> | 289 | </div> |
| 290 | <script> | 290 | <script> |
| 291 | ··function·mermaidLoaded()·{ | 291 | ··function·mermaidLoaded()·{ |
| 292 | ····mermaid.initialize({ | 292 | ····mermaid.initialize({ |
| Offset 1511, 15 lines modified | Offset 1511, 15 lines modified | ||
| 1511 | ······<p·class="built-using"> | 1511 | ······<p·class="built-using"> |
| 1512 | ········Built·using | 1512 | ········Built·using |
| 1513 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1513 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1514 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1514 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1515 | ······</p> | 1515 | ······</p> |
| 1516 | <p>Copyright·©·1996-202 | 1516 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1517 | ····</footer> | 1517 | ····</footer> |
| 1518 | ··</div> | 1518 | ··</div> |
| 1519 | </main> | 1519 | </main> |
| 1520 | </div> | 1520 | </div> |
| 1521 | <script> | 1521 | <script> |
| 1522 | ··function·mermaidLoaded()·{ | 1522 | ··function·mermaidLoaded()·{ |
| 1523 | ····mermaid.initialize({ | 1523 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 209 | ······<p·class="built-using"> | 209 | ······<p·class="built-using"> |
| 210 | ········Built·using | 210 | ········Built·using |
| 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 213 | ······</p> | 213 | ······</p> |
| 214 | <p>Copyright·©·1996-202 | 214 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 215 | ····</footer> | 215 | ····</footer> |
| 216 | ··</div> | 216 | ··</div> |
| 217 | </main> | 217 | </main> |
| 218 | </div> | 218 | </div> |
| 219 | <script> | 219 | <script> |
| 220 | ··function·mermaidLoaded()·{ | 220 | ··function·mermaidLoaded()·{ |
| 221 | ····mermaid.initialize({ | 221 | ····mermaid.initialize({ |
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| 178 | ······<p·class="built-using"> | 178 | ······<p·class="built-using"> |
| 179 | ········Built·using | 179 | ········Built·using |
| 180 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 180 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 181 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 181 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 182 | ······</p> | 182 | ······</p> |
| 183 | <p>Copyright·©·1996-202 | 183 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 184 | ····</footer> | 184 | ····</footer> |
| 185 | ··</div> | 185 | ··</div> |
| 186 | </main> | 186 | </main> |
| 187 | </div> | 187 | </div> |
| 188 | <script> | 188 | <script> |
| 189 | ··function·mermaidLoaded()·{ | 189 | ··function·mermaidLoaded()·{ |
| 190 | ····mermaid.initialize({ | 190 | ····mermaid.initialize({ |
| Offset 367, 15 lines modified | Offset 367, 15 lines modified | ||
| 367 | ······<p·class="built-using"> | 367 | ······<p·class="built-using"> |
| 368 | ········Built·using | 368 | ········Built·using |
| 369 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 369 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 370 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 370 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 371 | ······</p> | 371 | ······</p> |
| 372 | <p>Copyright·©·1996-202 | 372 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 373 | ····</footer> | 373 | ····</footer> |
| 374 | ··</div> | 374 | ··</div> |
| 375 | </main> | 375 | </main> |
| 376 | </div> | 376 | </div> |
| 377 | <script> | 377 | <script> |
| 378 | ··function·mermaidLoaded()·{ | 378 | ··function·mermaidLoaded()·{ |
| 379 | ····mermaid.initialize({ | 379 | ····mermaid.initialize({ |
| Offset 293, 15 lines modified | Offset 293, 15 lines modified | ||
| 293 | ······<p·class="built-using"> | 293 | ······<p·class="built-using"> |
| 294 | ········Built·using | 294 | ········Built·using |
| 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 297 | ······</p> | 297 | ······</p> |
| 298 | <p>Copyright·©·1996-202 | 298 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 299 | ····</footer> | 299 | ····</footer> |
| 300 | ··</div> | 300 | ··</div> |
| 301 | </main> | 301 | </main> |
| 302 | </div> | 302 | </div> |
| 303 | <script> | 303 | <script> |
| 304 | ··function·mermaidLoaded()·{ | 304 | ··function·mermaidLoaded()·{ |
| 305 | ····mermaid.initialize({ | 305 | ····mermaid.initialize({ |
| Offset 419, 15 lines modified | Offset 419, 15 lines modified | ||
| 419 | ······<p·class="built-using"> | 419 | ······<p·class="built-using"> |
| 420 | ········Built·using | 420 | ········Built·using |
| 421 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 421 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 422 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 422 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 423 | ······</p> | 423 | ······</p> |
| 424 | <p>Copyright·©·1996-202 | 424 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 425 | ····</footer> | 425 | ····</footer> |
| 426 | ··</div> | 426 | ··</div> |
| 427 | </main> | 427 | </main> |
| 428 | </div> | 428 | </div> |
| 429 | <script> | 429 | <script> |
| 430 | ··function·mermaidLoaded()·{ | 430 | ··function·mermaidLoaded()·{ |
| 431 | ····mermaid.initialize({ | 431 | ····mermaid.initialize({ |
| Offset 269, 15 lines modified | Offset 269, 15 lines modified | ||
| 269 | ······<p·class="built-using"> | 269 | ······<p·class="built-using"> |
| 270 | ········Built·using | 270 | ········Built·using |
| 271 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 271 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 272 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 272 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 273 | ······</p> | 273 | ······</p> |
| 274 | <p>Copyright·©·1996-202 | 274 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 275 | ····</footer> | 275 | ····</footer> |
| 276 | ··</div> | 276 | ··</div> |
| 277 | </main> | 277 | </main> |
| 278 | </div> | 278 | </div> |
| 279 | <script> | 279 | <script> |
| 280 | ··function·mermaidLoaded()·{ | 280 | ··function·mermaidLoaded()·{ |
| 281 | ····mermaid.initialize({ | 281 | ····mermaid.initialize({ |
| Offset 185, 15 lines modified | Offset 185, 15 lines modified | ||
| 185 | ······<p·class="built-using"> | 185 | ······<p·class="built-using"> |
| 186 | ········Built·using | 186 | ········Built·using |
| 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 189 | ······</p> | 189 | ······</p> |
| 190 | <p>Copyright·©·1996-202 | 190 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 191 | ····</footer> | 191 | ····</footer> |
| 192 | ··</div> | 192 | ··</div> |
| 193 | </main> | 193 | </main> |
| 194 | </div> | 194 | </div> |
| 195 | <script> | 195 | <script> |
| 196 | ··function·mermaidLoaded()·{ | 196 | ··function·mermaidLoaded()·{ |
| 197 | ····mermaid.initialize({ | 197 | ····mermaid.initialize({ |
| Offset 1164, 15 lines modified | Offset 1164, 15 lines modified | ||
| 1164 | ······<p·class="built-using"> | 1164 | ······<p·class="built-using"> |
| 1165 | ········Built·using | 1165 | ········Built·using |
| 1166 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1166 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1167 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1167 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1168 | ······</p> | 1168 | ······</p> |
| 1169 | <p>Copyright·©·1996-202 | 1169 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1170 | ····</footer> | 1170 | ····</footer> |
| 1171 | ··</div> | 1171 | ··</div> |
| 1172 | </main> | 1172 | </main> |
| 1173 | </div> | 1173 | </div> |
| 1174 | <script> | 1174 | <script> |
| 1175 | ··function·mermaidLoaded()·{ | 1175 | ··function·mermaidLoaded()·{ |
| 1176 | ····mermaid.initialize({ | 1176 | ····mermaid.initialize({ |
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| 377 | ······<p·class="built-using"> | 377 | ······<p·class="built-using"> |
| 378 | ········Built·using | 378 | ········Built·using |
| 379 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 379 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 380 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 380 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 381 | ······</p> | 381 | ······</p> |
| 382 | <p>Copyright·©·1996-202 | 382 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 383 | ····</footer> | 383 | ····</footer> |
| 384 | ··</div> | 384 | ··</div> |
| 385 | </main> | 385 | </main> |
| 386 | </div> | 386 | </div> |
| 387 | <script> | 387 | <script> |
| 388 | ··function·mermaidLoaded()·{ | 388 | ··function·mermaidLoaded()·{ |
| 389 | ····mermaid.initialize({ | 389 | ····mermaid.initialize({ |
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| 185 | ······<p·class="built-using"> | 185 | ······<p·class="built-using"> |
| 186 | ········Built·using | 186 | ········Built·using |
| 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 189 | ······</p> | 189 | ······</p> |
| 190 | <p>Copyright·©·1996-202 | 190 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 191 | ····</footer> | 191 | ····</footer> |
| 192 | ··</div> | 192 | ··</div> |
| 193 | </main> | 193 | </main> |
| 194 | </div> | 194 | </div> |
| 195 | <script> | 195 | <script> |
| 196 | ··function·mermaidLoaded()·{ | 196 | ··function·mermaidLoaded()·{ |
| 197 | ····mermaid.initialize({ | 197 | ····mermaid.initialize({ |
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| 331 | ······<p·class="built-using"> | 331 | ······<p·class="built-using"> |
| 332 | ········Built·using | 332 | ········Built·using |
| 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 335 | ······</p> | 335 | ······</p> |
| 336 | <p>Copyright·©·1996-202 | 336 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 337 | ····</footer> | 337 | ····</footer> |
| 338 | ··</div> | 338 | ··</div> |
| 339 | </main> | 339 | </main> |
| 340 | </div> | 340 | </div> |
| 341 | <script> | 341 | <script> |
| 342 | ··function·mermaidLoaded()·{ | 342 | ··function·mermaidLoaded()·{ |
| 343 | ····mermaid.initialize({ | 343 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 1848, 21 lines modified | Offset 1848, 21 lines modified | ||
| 1848 | returns·a·match·specification,·which·turns·on·sequential·tracing·with·the | 1848 | returns·a·match·specification,·which·turns·on·sequential·tracing·with·the |
| 1849 | specified·<code·class="inline">Flags</code>.</p><p>This·match·specification·can·be·specified·as·the·last·argument·to·<code·class="inline">tp</code>·or·<code·class="inline">tpl</code>. | 1849 | specified·<code·class="inline">Flags</code>.</p><p>This·match·specification·can·be·specified·as·the·last·argument·to·<code·class="inline">tp</code>·or·<code·class="inline">tpl</code>. |
| 1850 | The·activated·<code·class="inline">Item</code>·then·becomes·a·<em>trigger</em>·for·sequential·tracing.·This·means | 1850 | The·activated·<code·class="inline">Item</code>·then·becomes·a·<em>trigger</em>·for·sequential·tracing.·This·means |
| 1851 | that·if·the·item·is·called·on·a·process·with·trace·flag·<code·class="inline">call</code>·set,·the·process | 1851 | that·if·the·item·is·called·on·a·process·with·trace·flag·<code·class="inline">call</code>·set,·the·process |
| 1852 | is·"contaminated"·with·token·<code·class="inline">seq_trace</code>.</p><p>If·<code·class="inline">Flags·=·all</code>,·all·possible·flags·are·set.</p><p>The·possible·values·for·<code·class="inline">SeqTraceFlag</code>·are·available·in·<a·href="../../../../lib/kernel-10.2.2/doc/html/seq_trace.html"><code·class="inline">seq_trace</code></a>.</p><p>For·a·description·of·the·<code·class="inline">match_spec()</code>·syntax,·see·section | 1852 | is·"contaminated"·with·token·<code·class="inline">seq_trace</code>.</p><p>If·<code·class="inline">Flags·=·all</code>,·all·possible·flags·are·set.</p><p>The·possible·values·for·<code·class="inline">SeqTraceFlag</code>·are·available·in·<a·href="../../../../lib/kernel-10.2.2/doc/html/seq_trace.html"><code·class="inline">seq_trace</code></a>.</p><p>For·a·description·of·the·<code·class="inline">match_spec()</code>·syntax,·see·section |
| 1853 | <a·href="../../../../erts-15.2.2/doc/html/match_spec.html"><code·class="inline">Match·Specifications·in·Erlang</code></a>·in·ERTS,·which | 1853 | <a·href="../../../../erts-15.2.2/doc/html/match_spec.html"><code·class="inline">Match·Specifications·in·Erlang</code></a>·in·ERTS,·which |
| 1854 | explains·the·general·match·specification·"language".</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·<em>system·tracer</em>·for·sequential·tracing·is·automatically·initiated·by·<code·class="inline">ttb</code> | 1854 | explains·the·general·match·specification·"language".</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·<em>system·tracer</em>·for·sequential·tracing·is·automatically·initiated·by·<code·class="inline">ttb</code> |
| 1855 | when·a·trace·port·is·started·with·<code·class="inline">ttb:tracer/0,1,2</code>.</p></section><p>An·example·of·how·to·use·function·<code·class="inline">seq_trigger_ms/0,1</code>·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(tiger@durin)5>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tracer</span><span·class="p"·data-group-id=" | 1855 | when·a·trace·port·is·started·with·<code·class="inline">ttb:tracer/0,1,2</code>.</p></section><p>An·example·of·how·to·use·function·<code·class="inline">seq_trigger_ms/0,1</code>·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(tiger@durin)5>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tracer</span><span·class="p"·data-group-id="2828945423-1">(</span><span·class="p"·data-group-id="2828945423-1">)</span><span·class="p">.</span><span·class="w"> |
| 1856 | </span><span·class="p"·data-group-id=" | 1856 | </span><span·class="p"·data-group-id="2828945423-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2828945423-3">[</span><span·class="ss">tiger@durin</span><span·class="p"·data-group-id="2828945423-3">]</span><span·class="p"·data-group-id="2828945423-2">}</span><span·class="gp·unselectable"> |
| 1857 | (tiger@durin)6>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">p</span><span·class="p"·data-group-id=" | 1857 | (tiger@durin)6>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">p</span><span·class="p"·data-group-id="2828945423-4">(</span><span·class="ss">all</span><span·class="p">,</span><span·class="ss">call</span><span·class="p"·data-group-id="2828945423-4">)</span><span·class="p">.</span><span·class="w"> |
| 1858 | </span><span·class="p"·data-group-id=" | 1858 | </span><span·class="p"·data-group-id="2828945423-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2828945423-6">{</span><span·class="p"·data-group-id="2828945423-7">[</span><span·class="ss">all</span><span·class="p"·data-group-id="2828945423-7">]</spa[·...·truncated·by·diffoscope;·len:·254,·SHA:·d13f2c2e86467b3104de936745ff76084e795227fd83885e89dfa00491e080fd·...·]-5">}</span><span·class="gp·unselectable"> |
| 1859 | (tiger@durin)7>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tp</span><span·class="p"·data-group-id=" | 1859 | (tiger@durin)7>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tp</span><span·class="p"·data-group-id="2828945423-9">(</span><span·class="ss">mod</span><span·class="p">,</span><span·class="ss">func</span><span·class="p">,</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">seq_trigger_ms</span><span·class="p"·data-group-id="2828945423-[·...·truncated·by·diffoscope;·len:·107,·SHA:·c75a1571c496f8ea5b257a2a98874ddf11cb27df9291c8fc43c1e98427e15684·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 1860 | </span><span·class="p"·data-group-id=" | 1860 | </span><span·class="p"·data-group-id="2828945423-11">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2828945423-12">[</span><span·class="p"·data-group-id="2828945423-13">{</span><span·class="ss">matched</span><span·class="p">,</span><span·class="mi">1</[·...·truncated·by·diffoscope;·len:·364,·SHA:·7059f1e1a40d26830567791a343d036860ea2aacd5ae5802942fc2c57d3e5820·...·]-11">}</span><span·class="w"> |
| 1861 | </span><span·class="p"·data-group-id=" | 1861 | </span><span·class="p"·data-group-id="2828945423-15">(</span><span·class="ss">tiger@durin</span><span·class="p"·data-group-id="2828945423-15">)</span><span·class="mi">8</span><span·class="o">></span></code></pre><p>Whenever·<code·class="inline">mod:func(...)</code>·is·called·after·this,·token·<code·class="inline">seq_trace</code>·is·set·on·the |
| 1862 | executing·process.</p> | 1862 | executing·process.</p> |
| 1863 | ··</section> | 1863 | ··</section> |
| 1864 | </section> | 1864 | </section> |
| 1865 | <section·class="detail"·id="start_trace/4"> | 1865 | <section·class="detail"·id="start_trace/4"> |
| 1866 | ··<div·class="detail-header"> | 1866 | ··<div·class="detail-header"> |
| 1867 | ····<a·href="#start_trace/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1867 | ····<a·href="#start_trace/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1891, 22 lines modified | Offset 1891, 22 lines modified | ||
| 1891 | ·························TracerOpts·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(), | 1891 | ·························TracerOpts·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(), |
| 1892 | ·························Result·::·{ok,·[{<a·href="#t:item/0">item</a>(),·<a·href="#t:match_desc/0">match_desc</a>()}]}.</pre> | 1892 | ·························Result·::·{ok,·[{<a·href="#t:item/0">item</a>(),·<a·href="#t:match_desc/0">match_desc</a>()}]}.</pre> |
| 1893 | ······</div> | 1893 | ······</div> |
| 1894 | <p>This·function·is·a·shortcut·allowing·to·start·a·trace·with·one·command.·Each | 1894 | <p>This·function·is·a·shortcut·allowing·to·start·a·trace·with·one·command.·Each |
| 1895 | tuple·in·<code·class="inline">Patterns</code>·is·converted·to·a·list,·which·in·turn·is·passed·to | 1895 | tuple·in·<code·class="inline">Patterns</code>·is·converted·to·a·list,·which·in·turn·is·passed·to |
| 1896 | <code·class="inline">ttb:tpl/2,3,4</code>.</p><p>The·call:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">start_trace</span><span·class="p"·data-group-id=" | 1896 | <code·class="inline">ttb:tpl/2,3,4</code>.</p><p>The·call:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">start_trace</span><span·class="p"·data-group-id="0965663791-1">(</span><span·class="p"·data-group-id="0965663791-2">[</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OtherNode</span><span·class="p"·data-group-id="0965663791-2">]</span><span·class="p">,</span><span·class="w"> |
| 1897 | ··················</span><span·class="p"·data-group-id=" | 1897 | ··················</span><span·class="p"·data-group-id="0965663791-3">[</span><span·class="p"·data-group-id="0965663791-4">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·498,·SHA:·f456c2f4547f1c87bd3a75494ce6f477a05e8cb92dd3c9593387049bb60a0a82·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 1898 | ··················</span><span·class="p"·data-group-id=" | 1898 | ··················</span><span·class="p"·data-group-id="0965663791-7">{</span><span·class="ss">all</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">call</span><span·class="p"·data-group-id="0965663791-7">}</span><span·class="p">,</span><span·class="w"> |
| 1899 | ··················</span><span·class="p"·data-group-id=" | 1899 | ··················</span><span·class="p"·data-group-id="0965663791-8">[</span><span·class="p"·data-group-id="0965663791-9">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="0965663791-9">}</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·1095,·SHA:·43e67229b8ac2f1ce32a045588c694cff7c6fc67c0f4143bd3b2f86b6f59ecb8·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 1900 | ··················</span><span·class="p"·data-group-id=" | 1900 | ··················</span><span·class="p"·data-group-id="0715310856-3">[</span><span·class="p"·data-group-id="0715310856-4">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="0715310856-4">}</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·588,·SHA:·0c2e149be0400357575ca0db68a2600b88f5ddddbe05166423ed3c4067daa234·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 1901 | </span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tpl</span><span·class="p"·data-group-id=" | 1901 | </span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tpl</span><span·class="p"·data-group-id="0715310856-7">(</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0715310856-8">[</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·63,·SHA:·f52e030521ae4ee9e51d1042b9fabe8d0f6a6b8cc0df60683707b74a09aea4fe·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 1902 | </span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tpl</span><span·class="p"·data-group-id=" | 1902 | </span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tpl</span><span·class="p"·data-group-id="0715310856-9">(</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·138,·SHA:·30d49aa004f1a21fc7a0d6da5d01c7bfdfa772e63a965375366ac0d53cb3dda8·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 1903 | </span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">p</span><span·class="p"·data-group-id=" | 1903 | </span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">p</span><span·class="p"·data-group-id="0715310856-11">(</span><span·class="ss">all</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">call</span><span·class="p"·data-group-id="0715310856-11">)</span><span·class="p">.</span></code></pre> |
| 1904 | ··</section> | 1904 | ··</section> |
| 1905 | </section> | 1905 | </section> |
| 1906 | <section·class="detail"·id="stop/0"> | 1906 | <section·class="detail"·id="stop/0"> |
| 1907 | ··<div·class="detail-header"> | 1907 | ··<div·class="detail-header"> |
| 1908 | ····<a·href="#stop/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1908 | ····<a·href="#stop/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1909 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1909 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 2440, 15 lines modified | Offset 2440, 15 lines modified | ||
| 2440 | ······<p·class="built-using"> | 2440 | ······<p·class="built-using"> |
| 2441 | ········Built·using | 2441 | ········Built·using |
| 2442 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2442 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2443 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2443 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2444 | ······</p> | 2444 | ······</p> |
| 2445 | <p>Copyright·©·1996-202 | 2445 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2446 | ····</footer> | 2446 | ····</footer> |
| 2447 | ··</div> | 2447 | ··</div> |
| 2448 | </main> | 2448 | </main> |
| 2449 | </div> | 2449 | </div> |
| 2450 | <script> | 2450 | <script> |
| 2451 | ··function·mermaidLoaded()·{ | 2451 | ··function·mermaidLoaded()·{ |
| 2452 | ····mermaid.initialize({ | 2452 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 181, 15 lines modified | Offset 181, 15 lines modified | ||
| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
| Offset 268, 15 lines modified | Offset 268, 15 lines modified | ||
| 268 | ······<p·class="built-using"> | 268 | ······<p·class="built-using"> |
| 269 | ········Built·using | 269 | ········Built·using |
| 270 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 270 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 271 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 271 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 272 | ······</p> | 272 | ······</p> |
| 273 | <p>Copyright·©·1996-202 | 273 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 274 | ····</footer> | 274 | ····</footer> |
| 275 | ··</div> | 275 | ··</div> |
| 276 | </main> | 276 | </main> |
| 277 | </div> | 277 | </div> |
| 278 | <script> | 278 | <script> |
| 279 | ··function·mermaidLoaded()·{ | 279 | ··function·mermaidLoaded()·{ |
| 280 | ····mermaid.initialize({ | 280 | ····mermaid.initialize({ |
| Offset 267, 15 lines modified | Offset 267, 15 lines modified | ||
| 267 | ······<p·class="built-using"> | 267 | ······<p·class="built-using"> |
| 268 | ········Built·using | 268 | ········Built·using |
| 269 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 269 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 270 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 270 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 271 | ······</p> | 271 | ······</p> |
| 272 | <p>Copyright·©·1996-202 | 272 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 273 | ····</footer> | 273 | ····</footer> |
| 274 | ··</div> | 274 | ··</div> |
| 275 | </main> | 275 | </main> |
| 276 | </div> | 276 | </div> |
| 277 | <script> | 277 | <script> |
| 278 | ··function·mermaidLoaded()·{ | 278 | ··function·mermaidLoaded()·{ |
| 279 | ····mermaid.initialize({ | 279 | ····mermaid.initialize({ |
| Offset 153, 85 lines modified | Offset 153, 85 lines modified | ||
| 153 | ··<span·class="text">Using·the·Erlang·API</span> | 153 | ··<span·class="text">Using·the·Erlang·API</span> |
| 154 | </h2> | 154 | </h2> |
| 155 | <p>The·following·dialog·within·the·Erlang·shell·illustrates·the·functionality·of | 155 | <p>The·following·dialog·within·the·Erlang·shell·illustrates·the·functionality·of |
| 156 | the·Erlang·ODBC·interface.·The·table·used·in·the·example·does·not·have·any | 156 | the·Erlang·ODBC·interface.·The·table·used·in·the·example·does·not·have·any |
| 157 | relevance·to·anything·that·exist·in·reality,·it·is·just·a·simple·example.·The | 157 | relevance·to·anything·that·exist·in·reality,·it·is·just·a·simple·example.·The |
| 158 | example·was·created·using·<code·class="inline">sqlserver·7.0·with·servicepack·1</code>·as·database·and·the | 158 | example·was·created·using·<code·class="inline">sqlserver·7.0·with·servicepack·1</code>·as·database·and·the |
| 159 | ODBC·driver·for·<code·class="inline">sqlserver</code>·with·version·<code·class="inline">2000.80.194.00</code>.</p><pre><code·class="text">·1·>·odbc:start(). | 159 | ODBC·driver·for·<code·class="inline">sqlserver</code>·with·version·<code·class="inline">2000.80.194.00</code>.</p><pre><code·class="text">·1·>·odbc:start(). |
| 160 | ······ok</code></pre><p>Connect·to·the·database</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">2</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id=" | 160 | ······ok</code></pre><p>Connect·to·the·database</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">2</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="4151345881-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ref</span><span·class="p"·data-group-id="4151345881-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·393,·SHA:·4852a66ec0e6d0a4b6791684b0e6ca9936bdd80d88580cc601992948aca67d3e·...·]1-2">)</span><span·class="p">.</span><span·class="w"> |
| 161 | ······</span><span·class="p"·data-group-id=" | 161 | ······</span><span·class="p"·data-group-id="4151345881-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.342</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="4151345881-4">}</span></code></pre><p>Create·a·table</p><pre><code·class="text">·3·>·odbc:sql_query(Ref,·"CREATE·TABLE·EMPLOYEE·(NR·integer, |
| 162 | ······FIRSTNAME··char·varying(20),·LASTNAME··char·varying(20),·GENDER·char(1), | 162 | ······FIRSTNAME··char·varying(20),·LASTNAME··char·varying(20),·GENDER·char(1), |
| 163 | ······PRIMARY·KEY(NR))"). | 163 | ······PRIMARY·KEY(NR))"). |
| 164 | ······{updated,undefined}</code></pre><p>Insert·some·data</p><pre><code·class="text">·4·>·odbc:sql_query(Ref,·"INSERT·INTO·EMPLOYEE·VALUES(1,·'Jane',·'Doe',·'F')"). | 164 | ······{updated,undefined}</code></pre><p>Insert·some·data</p><pre><code·class="text">·4·>·odbc:sql_query(Ref,·"INSERT·INTO·EMPLOYEE·VALUES(1,·'Jane',·'Doe',·'F')"). |
| 165 | ······{updated,1}</code></pre><p>Check·what·data·types·the·database·assigned·for·the·columns.·Hopefully·this·is | 165 | ······{updated,1}</code></pre><p>Check·what·data·types·the·database·assigned·for·the·columns.·Hopefully·this·is |
| 166 | not·a·surprise,·some·times·it·can·be!·These·are·the·data·types·that·you·should | 166 | not·a·surprise,·some·times·it·can·be!·These·are·the·data·types·that·you·should |
| 167 | use·if·you·want·to·do·a·parameterized·query.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">describe_table</span><span·class="p"·data-group-id=" | 167 | use·if·you·want·to·do·a·parameterized·query.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">describe_table</span><span·class="p"·data-group-id="6649005932-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"EMPLOYEE"</span><span·class="p"·data-group-id="6649005932-1">)</span><span·class="p">.</span><span·class="w"> |
| 168 | ······</span><span·class="p"·data-group-id=" | 168 | ······</span><span·class="p"·data-group-id="6649005932-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6649005932-3">[</span><span·class="p"·data-group-id="6649005932-4">{</span><span·class="s">"NR"</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·106,·SHA:·4c655270be08ea589e50c869852e4886737978427837a028cfbce85bca37d4d1·...·]2-4">}</span><span·class="p">,</span><span·class="w"> |
| 169 | ············</span><span·class="p"·data-group-id=" | 169 | ············</span><span·class="p"·data-group-id="6649005932-5">{</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6649005932-6">{</span><span·class="ss">sql_varchar</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·2fa04783a93a341f838a17b5e7743b794a16b4e3415273ed3e355ce3c3fd3b76·...·]2-5">}</span><span·class="p">,</span><span·class="w"> |
| 170 | ············</span><span·class="p"·data-group-id=" | 170 | ············</span><span·class="p"·data-group-id="6649005932-7">{</span><span·class="s">"LASTNAME"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6649005932-8">{</span><span·class="ss">sql_varchar</span><span·class="p">,</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·112,·SHA:·802fd9e6b4d8d1a4ab0a1cbaf7c43b32d6ecfa45ab44285ffc11b5de161bf338·...·]2-7">}</span><span·class="w"> |
| 171 | ············</span><span·class="p"·data-group-id=" | 171 | ············</span><span·class="p"·data-group-id="6649005932-9">{</span><span·class="s">"GENDER"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6649005932-10">{</span><span·class="ss">sql_char</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·636,·SHA:·80caca3f77f405ac7f15a8ab89ea705543c389bf05667a980dc50ead3f1d4895·...·]-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="s">"INSERT·INTO·EMPLOYEE·(NR,·FIRSTNAME,·"</span><span·class="w"> |
| 172 | ··················</span><span·class="s">"LASTNAME,·GENDER)·VALUES(?,·?,·?,·?)"</span><span·class="p">,</span><span·class="w"> | 172 | ··················</span><span·class="s">"LASTNAME,·GENDER)·VALUES(?,·?,·?,·?)"</span><span·class="p">,</span><span·class="w"> |
| 173 | ···················</span><span·class="p"·data-group-id="7 | 173 | ···················</span><span·class="p"·data-group-id="7624012285-2">[</span><span·class="p"·data-group-id="7624012285-3">{</span><span·class="ss">sql_integer</span><span·class="p">,</span><span·class="p"·data-group-id="7624012285-4">[</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</s[·...·truncated·by·diffoscope;·len:·343,·SHA:·e5d58597ea542bac1456ffa9844d0047d5d49f528cb50ff1fab716b856ec1d56·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 174 | ····················</span><span·class="p"·data-group-id="7 | 174 | ····················</span><span·class="p"·data-group-id="7624012285-5">{</span><span·class="p"·data-group-id="7624012285-6">{</span><span·class="ss">sql_varchar</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">20</span><span·class="p"·data-group-id="7624012285-6">}</span><span·class="p">,</span><span·class="w"> |
| 175 | ·····························</span><span·class="p"·data-group-id="7 | 175 | ·····························</span><span·class="p"·data-group-id="7624012285-7">[</span><span·class="s">"John"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Monica"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Ross"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Rachel"</span><span·class="p">,</span><span·class="w"> |
| 176 | ·····························</span><span·class="s">"Piper"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Prue"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Louise"</span><span·class="p"·data-group-id="7 | 176 | ·····························</span><span·class="s">"Piper"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Prue"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Louise"</span><span·class="p"·data-group-id="7624012285-7">]</span><span·class="p"·data-group-id="7624012285-5">}</span><span·class="p">,</span><span·class="w"> |
| 177 | ···················</span><span·class="p"·data-group-id="7 | 177 | ···················</span><span·class="p"·data-group-id="7624012285-8">{</span><span·class="p"·data-group-id="7624012285-9">{</span><span·class="ss">sql_varchar</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">20</span><span·class="p"·data-group-id="7624012285-9">}</span><span·class="p">,</span><span·class="w"> |
| 178 | ·····························</span><span·class="p"·data-group-id="7 | 178 | ·····························</span><span·class="p"·data-group-id="7624012285-10">[</span><span·class="s">"Doe"</span><span·class="p">,</span><span·class="s">"Geller"</span><span·class="p">,</span><span·class="s">"Geller"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Green"</span><span·class="p">,</span><span·class="w"> |
| 179 | ······························</span><span·class="s">"Halliwell"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Halliwell"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Lane"</span><span·class="p"·data-group-id="7 | 179 | ······························</span><span·class="s">"Halliwell"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Halliwell"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Lane"</span><span·class="p"·data-group-id="7624012285-10">]</span><span·class="p"·data-group-id="7624012285-8">}</span><span·class="p">,</span><span·class="w"> |
| 180 | ···················</span><span·class="p"·data-group-id="7 | 180 | ···················</span><span·class="p"·data-group-id="7624012285-11">{</span><span·class="p"·data-group-id="7624012285-12">{</span><span·class="ss">sql_char</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="7624012285-12">}</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·679,·SHA:·bc2c4d100f00c5c2ae9a6aff8b83918e0c03566da7809a40873259dfb7c19e21·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 181 | ······</span><span·class="p"·data-group-id="7 | 181 | ······</span><span·class="p"·data-group-id="7624012285-14">{</span><span·class="ss">updated</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">7</span><span·class="p"·data-group-id="7624012285-14">}</span></code></pre><p>Fetch·all·data·in·the·table·employee</p><pre><code·class="ma[·...·truncated·by·diffoscope;·len:·437,·SHA:·afa68b83fd19e7a2f800428db839738c00c241bf033f193dc8ec54c7824555db·...·]1-1">)</span><span·class="p">.</span><span·class="w"> |
| 182 | ····</span><span·class="p"·data-group-id=" | 182 | ····</span><span·class="p"·data-group-id="0929024371-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="0929024371-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·152,·SHA:·afb6d0486a43583a6a88fbd801a34afe571f76b8c270c32f7fafdabab1ba205e·...·]1-3">]</span><span·class="p">,</span><span·class="w"> |
| 183 | ··········</span><span·class="p"·data-group-id=" | 183 | ··········</span><span·class="p"·data-group-id="0929024371-4">[</span><span·class="p"·data-group-id="0929024371-5">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="s">"Jane"</span><span·class="p">,</span><span·class="s">"Doe"</span><span·class="p">,</span><span·c[·...·truncated·by·diffoscope;·len:·69,·SHA:·00ce738831b665725fed93a536b9e61998c0160d17ed1a4080b9e770690a7940·...·]1-5">}</span><span·class="p">,</span><span·class="w"> |
| 184 | ···········</span><span·class="p"·data-group-id=" | 184 | ···········</span><span·class="p"·data-group-id="0929024371-6">{</span><span·class="mi">2</span><span·class="p">,</span><span·class="s">"John"</span><span·class="p">,</span><span·class="s">"Doe"</span><span·class="p">,</span><span·class="s">"M"</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·16,·SHA:·de34a1ab8785a9021ffae1108511e8df81dd6daf99dfa42cccb79ac5e987c129·...·]1-6">}</span><span·class="p">,</span><span·class="w"> |
| 185 | ···········</span><span·class="p"·data-group-id="7995837291-7">{</span><span·class="mi">3</span><span·class="p">,</span><span·class="s">"Monica"</span><span·class="p">,</span><span·class="s">"Geller"</span><span·class="p">,</span><span·class="s">"F"</span><span·class="p"·data-group-id="7995837291-7">}</span><span·class="p">,</span><span·class="w"> | ||
| 186 | ···········</span><span·class="p"·data-group-id=" | 185 | ···········</span><span·class="p"·data-group-id="0929024371-7">{</span><span·class="mi">3</span><span·class="p">,</span><span·class="s">"Monica"</span><span·class="p">,</span><span·class="s">"Geller"</span><span·class="p">,</span><span·class="s">"F"</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·24,·SHA:·efe5d36c6afd2198b402bb1bef6ff7eea153af47eca73c3493bc6a5034b2ca5d·...·]">}</span><span·class="p">,</span><span·class="w"> |
| 186 | ···········</span><span·class="p"·data-group-id="0929024371-8">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="s">"Ross"</span><span·class="p">,</span><span·class="s">"Geller"</span><span·class="p">,</span><span·class="s">"M"</span><span·class="p"·data-group-id="0929024371-8">}</span><span·class="p">,</span><span·class="w"> | ||
| 187 | ···········</span><span·class="p"·data-group-id=" | 187 | ···········</span><span·class="p"·data-group-id="0929024371-9">{</span><span·class="mi">5</span><span·class="p">,</span><span·class="s">"Rachel"</span><span·class="p">,</span><span·class="s">"Green"</span><span·class="p">,</span><span·class="s">"F"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·20,·SHA:·fe251c4f2d6e4407e1e1d03241f50866d50e74aa173223f1e0519ed8a36133de·...·]1-9">}</span><span·class="p">,</span><span·class="w"> |
| 188 | ···········</span><span·class="p"·data-group-id=" | 188 | ···········</span><span·class="p"·data-group-id="0929024371-10">{</span><span·class="mi">6</span><span·class="p">,</span><span·class="s">"Piper"</span><span·class="p">,</span><span·class="s">"Halliwell"</span><span·class="p">,</span><span·class="s">"F"</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·24,·SHA:·440a881456d6322ec285f4ca32f8ac06896395272b27b2768c9304ef522115d4·...·]1-10">}</span><span·class="p">,</span><span·class="w"> |
| 189 | ···········</span><span·class="p"·data-group-id=" | 189 | ···········</span><span·class="p"·data-group-id="0929024371-11">{</span><span·class="mi">7</span><span·class="p">,</span><span·class="s">"Prue"</span><span·class="p">,</span><span·class="s">"Halliwell"</span><span·class="p">,</span><span·class="s">"F"</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·23,·SHA:·e448800ea438be9568e2ed3fead259783260d8f28a9a0640e16093bec5d5c787·...·]1-11">}</span><span·class="p">,</span><span·class="w"> |
| 190 | ···········</span><span·class="p"·data-group-id=" | 190 | ···········</span><span·class="p"·data-group-id="0929024371-12">{</span><span·class="mi">8</span><span·class="p">,</span><span·class="s">"Louise"</span><span·class="p">,</span><span·class="s">"Lane"</span><span·class="p">,</span><span·class="s">"F"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·151,·SHA:·ed053d202799391fe7b27b33cde7282c9e58d269c3cafe1ae4e468628f37aa2f·...·]1-2">}</span></code></pre><p>Associate·a·result·set·containing·the·whole·table·<code·class="inline">EMPLOYEE</code>·to·the·connection. |
| 191 | The·number·of·rows·in·the·result·set·is·returned.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">8</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select_count</span><span·class="p"·data-group-id=" | 191 | The·number·of·rows·in·the·result·set·is·returned.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">8</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select_count</span><span·class="p"·data-group-id="6203473276-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"SELECT·*·FROM·EMPLOYEE"</span><span·class="p"·data-group-id="6203473276-1">)</span><span·class="p">.</span><span·class="w"> |
| 192 | ······</span><span·class="p"·data-group-id=" | 192 | ······</span><span·class="p"·data-group-id="6203473276-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="mi">8</span><span·class="p"·data-group-id="6203473276-2">}</span></code></pre><p>You·can·always·traverse·the·result·set·sequential·by·using·next</p><pre><code·class="makeu[·...·truncated·by·diffoscope;·len:·349,·SHA:·ccf648d9321fa147305614445719e84c33b249ad90867dabc662858e77cd0c7b·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 193 | ······</span><span·class="p"·data-group-id=" | 193 | ······</span><span·class="p"·data-group-id="4788745947-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="4788745947-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·1050,·SHA:·904875a3eb702cab7fad13e7aa047bb72968fd16965f78451b8815539f020e7c·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 194 | ······</span><span·class="p"·data-group-id=" | 194 | ······</span><span·class="p"·data-group-id="6467655597-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="6467655597-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·652,·SHA:·b8fa72fca2e93f121207a4714f8abb8998f5f28e740c2f72200a89510ded90a2·...·]-2">}</span></code></pre><p>If·your·driver·supports·scrollable·cursors·you·have·a·little·more·freedom,·and |
| 195 | can·do·things·like·this.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">11</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">last</span><span·class="p"·data-group-id=" | 195 | can·do·things·like·this.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">11</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">last</span><span·class="p"·data-group-id="4409660329-1">(</span><span·class="n">Ref</span><span·class="p"·data-group-id="4409660329-1">)</span><span·class="p">.</span><span·class="w"> |
| 196 | ······</span><span·class="p"·data-group-id=" | 196 | ······</span><span·class="p"·data-group-id="4409660329-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="4409660329-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·1052,·SHA:·47174044683d9b12b960eafbdf2345c029df12e20961fd7e68a9dcd1e0366fc7·...·]9-1">)</span><span·class="p">.</span><span·class="w"> |
| 197 | ······</span><span·class="p"·data-group-id="13 | 197 | ······</span><span·class="p"·data-group-id="1314760829-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="1314760829-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·1055,·SHA:·47372db7385b95c7046ec518054688a6cadf90fb650a31eee357e13df01dba64·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 198 | ······</span><span·class="p"·data-group-id=" | 198 | ······</span><span·class="p"·data-group-id="4657610004-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="4657610004-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·1050,·SHA:·38fb8c1ccbd29d71ef9898bd9788cb9c93c4b004123d8144c8c28f76d004ab94·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 199 | ······</span><span·class="p"·data-group-id=" | 199 | ······</span><span·class="p"·data-group-id="9110802800-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="9110802800-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·1318,·SHA:·4f7108bf790e862f5a829bfd98b499ede77429c64b2da7ce39855a3815168381·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 200 | ·····</span><span·class="p"·data-group-id=" | 200 | ·····</span><span·class="p"·data-group-id="8752271212-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="8752271212-3">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·8cb77cd2aa611b9ece9dc851bac7e0a5fe8b75aa9b1c28d151f379d627e22993·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 201 | ··········</span><span·class="p"·data-group-id=" | 201 | ··········</span><span·class="p"·data-group-id="8752271212-4">[</span><span·class="p"·data-group-id="8752271212-5">{</span><span·class="s">"Jane"</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="8752271212-5">}</span><span·class="p">,</span><span·class="w"> |
| 202 | ···········</span><span·class="p"·data-group-id=" | 202 | ···········</span><span·class="p"·data-group-id="8752271212-6">{</span><span·class="s">"Monica"</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="8752271212-6">}</span><span·class="p">,</span><span·class="w"> |
| 203 | ···········</span><span·class="p"·data-group-id=" | 203 | ···········</span><span·class="p"·data-group-id="8752271212-7">{</span><span·class="s">"Rachel"</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="8752271212-7">}</span><span·class="p">,</span><span·class="w"> |
| 204 | ···········</span><span·class="p"·data-group-id=" | 204 | ···········</span><span·class="p"·data-group-id="8752271212-8">{</span><span·class="s">"Piper"</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="8752271212-8">}</span><span·class="p">,</span><span·class="w"> |
| 205 | ···········</span><span·class="p"·data-group-id=" | 205 | ···········</span><span·class="p"·data-group-id="8752271212-9">{</span><span·class="s">"Prue"</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="8752271212-9">}</span><span·class="p">,</span><span·class="w"> |
| 206 | ···········</span><span·class="p"·data-group-id=" | 206 | ···········</span><span·class="p"·data-group-id="8752271212-10">{</span><span·class="s">"Louise"</span><span·class="p">,</span><span·class="mi">8</span><span·class="p"·data-group-id="8752271212-10">}</span><span·class="p"·data-group-id="8752271212-4">]</span><span·class="p"·data-group-id="87522[·...·truncated·by·diffoscope;·len:·5,·SHA:·159a4b6223d000e4606e8721f95e2aa334ccee0a74f88d059ed485d829ced220·...·]-2">}</span></code></pre><p>Fetch·the·fields·<code·class="inline">FIRSTNAME</code>and·<code·class="inline">NR</code>for·all·female·employees·and·sort·them·on |
| 207 | the·field·<code·class="inline">FIRSTNAME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">16</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">sql_query</span><span·class="p"·data-group-id=" | 207 | the·field·<code·class="inline">FIRSTNAME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">16</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">sql_query</span><span·class="p"·data-group-id="9439972266-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"SELECT·FIRSTNAME,·NR·FROM·EMPLOYEE·WHERE·GENDER·=·'F' |
| 208 | ······ORDER·BY·FIRSTNAME"</span><span·class="p"·data-group-id=" | 208 | ······ORDER·BY·FIRSTNAME"</span><span·class="p"·data-group-id="9439972266-1">)</span><span·class="p">.</span><span·class="w"> |
| 209 | ····</span><span·class="p"·data-group-id=" | 209 | ····</span><span·class="p"·data-group-id="9439972266-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="9439972266-3">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·238f52acb46360cf36d0450e4593cf49ac15754e2fce3ad2e7cb251c98dcee3c·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 210 | ··········</span><span·class="p"·data-group-id=" | 210 | ··········</span><span·class="p"·data-group-id="9439972266-4">[</span><span·class="p"·data-group-id="9439972266-5">{</span><span·class="s">"Jane"</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="9439972266-5">}</span><span·class="p">,</span><span·class="w"> |
| 211 | ···········</span><span·class="p"·data-group-id=" | 211 | ···········</span><span·class="p"·data-group-id="9439972266-6">{</span><span·class="s">"Louise"</span><span·class="p">,</span><span·class="mi">8</span><span·class="p"·data-group-id="9439972266-6">}</span><span·class="p">,</span><span·class="w"> |
| 212 | ···········</span><span·class="p"·data-group-id=" | 212 | ···········</span><span·class="p"·data-group-id="9439972266-7">{</span><span·class="s">"Monica"</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="9439972266-7">}</span><span·class="p">,</span><span·class="w"> |
| 213 | ···········</span><span·class="p"·data-group-id=" | 213 | ···········</span><span·class="p"·data-group-id="9439972266-8">{</span><span·class="s">"Piper"</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="9439972266-8">}</span><span·class="p">,</span><span·class="w"> |
| 214 | ···········</span><span·class="p"·data-group-id=" | 214 | ···········</span><span·class="p"·data-group-id="9439972266-9">{</span><span·class="s">"Prue"</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="9439972266-9">}</span><span·class="p">,</span><span·class="w"> |
| 215 | ···········</span><span·class="p"·data-group-id=" | 215 | ···········</span><span·class="p"·data-group-id="9439972266-10">{</span><span·class="s">"Rachel"</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="9439972266-10">}</span><span·class="p"·data-group-id="9439972266-4">]</span><span·class="p"·data-group-id="94399[·...·truncated·by·diffoscope;·len:·5,·SHA:·d4031a81e38b787235a491abaf3d1055e671a34cdcd199118561c3c8347ce126·...·]-2">}</span></code></pre><p>Associate·a·result·set·that·contains·the·fields·<code·class="inline">FIRSTNAME</code>·and·<code·class="inline">NR</code>for·all |
| 216 | female·employees·to·the·connection.·The·number·of·rows·in·the·result·set·is | 216 | female·employees·to·the·connection.·The·number·of·rows·in·the·result·set·is |
| 217 | returned.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">17</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select_count</span><span·class="p"·data-group-id=" | 217 | returned.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">17</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select_count</span><span·class="p"·data-group-id="9892468560-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"SELECT·FIRSTNAME,·NR·FROM·EMPLOYEE·WHERE·GENDER·=·'F'"</span><span·class="p"·data-group-id="9892468560-1">)</span><span·class="p">.</span><span·class="w"> |
| 218 | ······</span><span·class="p"·data-group-id=" | 218 | ······</span><span·class="p"·data-group-id="9892468560-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="9892468560-2">}</span></code></pre><p>A·few·more·ways·of·retrieving·parts·of·the·result·set·when·the·driver·supports |
| 219 | scrollable·cursors.·Note·that·next·will·work·even·without·support·for·scrollable | 219 | scrollable·cursors.·Note·that·next·will·work·even·without·support·for·scrollable |
| 220 | cursors.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">18</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 220 | cursors.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">18</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="5064533282-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5064533282-2">{</span><span·class="ss">relative</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><s[·...·truncated·by·diffoscope;·len:·165,·SHA:·bc772fce92af6764d732e70b9f18ace49b53d3471f69bd1e9dc5beca74244051·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 221 | ····</span><span·class="p"·data-group-id="2327248618-3">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="2327248618-4">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data-group-id="2327248618-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="2327248618-5">[</span><span·class="p"·data-group-id="2327248618-6">{</span><span·class="s">"Monica"</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="2327248618-6">}</span><span·class="p">,</span><span·class="p"·data-group-id="2327248618-7">{</span><span·class="s">"Rachel"</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="2327248618-7">}</span><span·class="p">,</span><span·class="p"·data-group-id="2327248618-8">{</span><span·class="s">"Piper"</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="2327248618-8">}</span><span·class="p"·data-group-id="2327248618-5">]</span><span·class="p"·data-group-id="2327248618-3">}</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">19</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="1581767558-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">next</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="1581767558-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 222 | ···· | 221 | ····</span><span·class="p"·data-group-id="5064533282-3">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="5064533282-4">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">&qu[·...·truncated·by·diffoscope;·len:·1426,·SHA:·2f2032a978d266752c2476b4f1d2ff5f3316465bfb83106f220af5f80ef7d3ee·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 222 | ······</span><span·class="p"·data-group-id="7633264053-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="7633264053-3">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data-group-id="7633264053-3">]</span><span·class="p">,</span><span·class="p"·data-group-id="7633264053-4">[</span><span·class="p"·data-group-id="7633264053-5">{</span><span·class="s">"Prue"</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="7633264053-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="7633264053-6">{</span><span·class="s">"Louise"</span><span·class="p">,</span><span·class="mi">8</span><span·class="p"·data-group-id="7633264053-6">}</span><span·class="p"·data-group-id="7633264053-4">]</span><span·class="p"·data-group-id="7633264053-2">}</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">20</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="7170099873-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7170099873-2">{</span><span·class="ss">absolute</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="7170099873-2">}</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="7170099873-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 223 | ······</span><span·class="p"·data-group-id=" | 223 | ······</span><span·class="p"·data-group-id="7170099873-3">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="7170099873-4">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·1167,·SHA:·a524b7dd3fbc16e0318b15459b155107835cc30f49fdc151c2e406d11ecf3e56·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 224 | ····</span><span·class="p"·data-group-id=" | 224 | ····</span><span·class="p"·data-group-id="2804823623-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="2804823623-3">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·1349,·SHA:·0ec356e1838b20c54fc7ba3792d76ad7a8e6acc51515ddc144cecb0277f49455·...·]23-1">)</span><span·class="p">.</span><span·class="w"> |
| 225 | ······</span><span·class="p"·data-group-id=" | 225 | ······</span><span·class="p"·data-group-id="9844520423-3">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="9844520423-4">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·19,·SHA:·2f350c6b93f0d6ebe8ce61a2486fd31efc02e9cff5fe7b0118ad82e5a558683f·...·]23-4">]</span><span·class="p">,</span><span·class="w"> |
| 226 | ················</span><span·class="p"·data-group-id="6730473123-5">[</span><span·class="p"·data-group-id="6730473123-6">{</span><span·class="s">"Jane"</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="6730473123-6">}</span><span·class="p">,</span><span·class="p"·data-group-id="6730473123-7">{</span><span·class="s">"Monica"</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="6730473123-7">}</span><span·class="p">,</span><span·class="p"·data-group-id="6730473123-8">{</span><span·class="s">"Rachel"</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="6730473123-8">}</span><span·class="p">,</span><span·class="p"·data-group-id="6730473123-9">{</span><span·class="s">"Piper"</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="6730473123-9">}</span><span·class="p"·data-group-id="6730473123-5">]</span><span·class="p"·data-group-id="6730473123-3">}</span></code></pre><p>Select,·using·a·parameterized·query.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">23</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">param_query</span><span·class="p"·data-group-id="5539654344-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"SELECT·*·FROM·EMPLOYEE·WHERE·GENDER=?"</span><span·class="p">,</span><span·class="w"> | ||
| 227 | ······</span><span·class="p"·data-group-id=" | 226 | ················</span><span·class="p"·data-group-id="9844520423-5">[</span><span·class="p"·data-group-id="9844520423-6">{</span><span·class="s">"Jane"</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="9844520423-6">[·...·truncated·by·diffoscope;·len:·1305,·SHA:·d5a0194b7b56d297df64bf157df85567ff7afcce8a1d22fbe1652826fa9bf78d·...·]</span><span·class="w"> |
| 227 | ······</span><span·class="p"·data-group-id="8737293579-2">[</span><span·class="p"·data-group-id="8737293579-3">{</span><span·class="p"·data-group-id="8737293579-4">{</span><span·class="ss">sql_char</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="8737293579-4">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8737293579-5">[</span><span·class="s">"M"</span><span·class="p"·data-group-id="8737293579-5">]</span><span·class="p"·data-group-id="8737293579-3">}</span><span·class="p"·data-group-id="8737293579-2">]</span><span·class="p"·data-group-id="8737293579-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 228 | ······</span><span·class="p"·data-group-id=" | 228 | ······</span><span·class="p"·data-group-id="8737293579-6">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="8737293579-7">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·153,·SHA:·620ce8bd84c79c14f6c524cc989a5b4df7c53de8dab3342b16b3bc98a695cee5·...·]-7">]</span><span·class="p">,</span><span·class="w"> |
| 229 | ················</span><span·class="p"·data-group-id=" | 229 | ················</span><span·class="p"·data-group-id="8737293579-8">[</span><span·class="p"·data-group-id="8737293579-9">{</span><span·class="mi">2</span><span·class="p">,</span><span·class="s">"John"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Doe"</span><span·c[·...·truncated·by·diffoscope;·len:·569,·SHA:·7f501481e03b66527da7f31e11ff7aebfc8dcef15132400f0f830cbd1bbd7662·...·]-6">}</span></code></pre><p>Delete·the·table·<code·class="inline">EMPLOYEE</code>.</p><pre><code·class="text">·24·>·odbc:sql_query(Ref,·"DROP·TABLE·EMPLOYEE"). |
| 230 | ······{updated,undefined}</code></pre><p>Shut·down·the·connection.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">25</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id=" | 230 | ······{updated,undefined}</code></pre><p>Shut·down·the·connection.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">25</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id="9485922129-1">(</span><span·class="n">Ref</span><span·class="p"·data-group-id="9485922129-1">)</span><span·class="p">.</span><span·class="w"> |
| 231 | ······</span><span·class="ss">ok</span></code></pre><p>Shut·down·the·application.</p><pre><code·class="text">·26·>·odbc:stop(). | 231 | ······</span><span·class="ss">ok</span></code></pre><p>Shut·down·the·application.</p><pre><code·class="text">·26·>·odbc:stop(). |
| 232 | ····=INFO·REPORT====·7-Jan-2004::17:00:59·=== | 232 | ····=INFO·REPORT====·7-Jan-2004::17:00:59·=== |
| 233 | ····application:·odbc | 233 | ····application:·odbc |
| 234 | ····exited:·stopped | 234 | ····exited:·stopped |
| 235 | ····type:·temporary | 235 | ····type:·temporary |
| 236 | ····ok</code></pre> | 236 | ····ok</code></pre> |
| Offset 281, 15 lines modified | Offset 281, 15 lines modified | ||
| 281 | ······<p·class="built-using"> | 281 | ······<p·class="built-using"> |
| 282 | ········Built·using | 282 | ········Built·using |
| 283 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 283 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 284 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 284 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 285 | ······</p> | 285 | ······</p> |
| 286 | <p>Copyright·©·1996-202 | 286 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 287 | ····</footer> | 287 | ····</footer> |
| 288 | ··</div> | 288 | ··</div> |
| 289 | </main> | 289 | </main> |
| 290 | </div> | 290 | </div> |
| 291 | <script> | 291 | <script> |
| 292 | ··function·mermaidLoaded()·{ | 292 | ··function·mermaidLoaded()·{ |
| 293 | ····mermaid.initialize({ | 293 | ····mermaid.initialize({ |
| Offset 203, 15 lines modified | Offset 203, 15 lines modified | ||
| 203 | ······<p·class="built-using"> | 203 | ······<p·class="built-using"> |
| 204 | ········Built·using | 204 | ········Built·using |
| 205 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 205 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 206 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 206 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 207 | ······</p> | 207 | ······</p> |
| 208 | <p>Copyright·©·1996-202 | 208 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 209 | ····</footer> | 209 | ····</footer> |
| 210 | ··</div> | 210 | ··</div> |
| 211 | </main> | 211 | </main> |
| 212 | </div> | 212 | </div> |
| 213 | <script> | 213 | <script> |
| 214 | ··function·mermaidLoaded()·{ | 214 | ··function·mermaidLoaded()·{ |
| 215 | ····mermaid.initialize({ | 215 | ····mermaid.initialize({ |
| Offset 1052, 15 lines modified | Offset 1052, 15 lines modified | ||
| 1052 | ······<p·class="built-using"> | 1052 | ······<p·class="built-using"> |
| 1053 | ········Built·using | 1053 | ········Built·using |
| 1054 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1054 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1055 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1055 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1056 | ······</p> | 1056 | ······</p> |
| 1057 | <p>Copyright·©·1996-202 | 1057 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1058 | ····</footer> | 1058 | ····</footer> |
| 1059 | ··</div> | 1059 | ··</div> |
| 1060 | </main> | 1060 | </main> |
| 1061 | </div> | 1061 | </div> |
| 1062 | <script> | 1062 | <script> |
| 1063 | ··function·mermaidLoaded()·{ | 1063 | ··function·mermaidLoaded()·{ |
| 1064 | ····mermaid.initialize({ | 1064 | ····mermaid.initialize({ |
| Offset 1773, 15 lines modified | Offset 1773, 15 lines modified | ||
| 1773 | ······<p·class="built-using"> | 1773 | ······<p·class="built-using"> |
| 1774 | ········Built·using | 1774 | ········Built·using |
| 1775 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1775 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1776 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1776 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1777 | ······</p> | 1777 | ······</p> |
| 1778 | <p>Copyright·©·1996-202 | 1778 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1779 | ····</footer> | 1779 | ····</footer> |
| 1780 | ··</div> | 1780 | ··</div> |
| 1781 | </main> | 1781 | </main> |
| 1782 | </div> | 1782 | </div> |
| 1783 | <script> | 1783 | <script> |
| 1784 | ··function·mermaidLoaded()·{ | 1784 | ··function·mermaidLoaded()·{ |
| 1785 | ····mermaid.initialize({ | 1785 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 143, 15 lines modified | Offset 143, 15 lines modified | ||
| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 217, 15 lines modified | Offset 217, 15 lines modified | ||
| 217 | ······<p·class="built-using"> | 217 | ······<p·class="built-using"> |
| 218 | ········Built·using | 218 | ········Built·using |
| 219 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 219 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 220 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 220 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 221 | ······</p> | 221 | ······</p> |
| 222 | <p>Copyright·©·1996-202 | 222 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 223 | ····</footer> | 223 | ····</footer> |
| 224 | ··</div> | 224 | ··</div> |
| 225 | </main> | 225 | </main> |
| 226 | </div> | 226 | </div> |
| 227 | <script> | 227 | <script> |
| 228 | ··function·mermaidLoaded()·{ | 228 | ··function·mermaidLoaded()·{ |
| 229 | ····mermaid.initialize({ | 229 | ····mermaid.initialize({ |
| Offset 621, 15 lines modified | Offset 621, 15 lines modified | ||
| 621 | ······<p·class="built-using"> | 621 | ······<p·class="built-using"> |
| 622 | ········Built·using | 622 | ········Built·using |
| 623 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 623 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 624 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 624 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 625 | ······</p> | 625 | ······</p> |
| 626 | <p>Copyright·©·1996-202 | 626 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 627 | ····</footer> | 627 | ····</footer> |
| 628 | ··</div> | 628 | ··</div> |
| 629 | </main> | 629 | </main> |
| 630 | </div> | 630 | </div> |
| 631 | <script> | 631 | <script> |
| 632 | ··function·mermaidLoaded()·{ | 632 | ··function·mermaidLoaded()·{ |
| 633 | ····mermaid.initialize({ | 633 | ····mermaid.initialize({ |
| Offset 555, 15 lines modified | Offset 555, 15 lines modified | ||
| 555 | ······<p·class="built-using"> | 555 | ······<p·class="built-using"> |
| 556 | ········Built·using | 556 | ········Built·using |
| 557 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 557 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 558 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 558 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 559 | ······</p> | 559 | ······</p> |
| 560 | <p>Copyright·©·1996-202 | 560 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 561 | ····</footer> | 561 | ····</footer> |
| 562 | ··</div> | 562 | ··</div> |
| 563 | </main> | 563 | </main> |
| 564 | </div> | 564 | </div> |
| 565 | <script> | 565 | <script> |
| 566 | ··function·mermaidLoaded()·{ | 566 | ··function·mermaidLoaded()·{ |
| 567 | ····mermaid.initialize({ | 567 | ····mermaid.initialize({ |
| Offset 673, 15 lines modified | Offset 673, 15 lines modified | ||
| 673 | ······<p·class="built-using"> | 673 | ······<p·class="built-using"> |
| 674 | ········Built·using | 674 | ········Built·using |
| 675 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 675 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 676 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 676 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 677 | ······</p> | 677 | ······</p> |
| 678 | <p>Copyright·©·1996-202 | 678 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 679 | ····</footer> | 679 | ····</footer> |
| 680 | ··</div> | 680 | ··</div> |
| 681 | </main> | 681 | </main> |
| 682 | </div> | 682 | </div> |
| 683 | <script> | 683 | <script> |
| 684 | ··function·mermaidLoaded()·{ | 684 | ··function·mermaidLoaded()·{ |
| 685 | ····mermaid.initialize({ | 685 | ····mermaid.initialize({ |
| Offset 1035, 15 lines modified | Offset 1035, 15 lines modified | ||
| 1035 | ······<p·class="built-using"> | 1035 | ······<p·class="built-using"> |
| 1036 | ········Built·using | 1036 | ········Built·using |
| 1037 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1037 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1038 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1038 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1039 | ······</p> | 1039 | ······</p> |
| 1040 | <p>Copyright·©·1996-202 | 1040 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1041 | ····</footer> | 1041 | ····</footer> |
| 1042 | ··</div> | 1042 | ··</div> |
| 1043 | </main> | 1043 | </main> |
| 1044 | </div> | 1044 | </div> |
| 1045 | <script> | 1045 | <script> |
| 1046 | ··function·mermaidLoaded()·{ | 1046 | ··function·mermaidLoaded()·{ |
| 1047 | ····mermaid.initialize({ | 1047 | ····mermaid.initialize({ |
| Offset 331, 15 lines modified | Offset 331, 15 lines modified | ||
| 331 | ······<p·class="built-using"> | 331 | ······<p·class="built-using"> |
| 332 | ········Built·using | 332 | ········Built·using |
| 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 335 | ······</p> | 335 | ······</p> |
| 336 | <p>Copyright·©·1996-202 | 336 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 337 | ····</footer> | 337 | ····</footer> |
| 338 | ··</div> | 338 | ··</div> |
| 339 | </main> | 339 | </main> |
| 340 | </div> | 340 | </div> |
| 341 | <script> | 341 | <script> |
| 342 | ··function·mermaidLoaded()·{ | 342 | ··function·mermaidLoaded()·{ |
| 343 | ····mermaid.initialize({ | 343 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:20:54,·uncompressed·size·20,·method=store |
| Offset 203, 15 lines modified | Offset 203, 15 lines modified | ||
| 203 | ······<p·class="built-using"> | 203 | ······<p·class="built-using"> |
| 204 | ········Built·using | 204 | ········Built·using |
| 205 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 205 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 206 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 206 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 207 | ······</p> | 207 | ······</p> |
| 208 | <p>Copyright·©·1996-202 | 208 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 209 | ····</footer> | 209 | ····</footer> |
| 210 | ··</div> | 210 | ··</div> |
| 211 | </main> | 211 | </main> |
| 212 | </div> | 212 | </div> |
| 213 | <script> | 213 | <script> |
| 214 | ··function·mermaidLoaded()·{ | 214 | ··function·mermaidLoaded()·{ |
| 215 | ····mermaid.initialize({ | 215 | ····mermaid.initialize({ |
| Offset 410, 15 lines modified | Offset 410, 15 lines modified | ||
| 410 | ······<p·class="built-using"> | 410 | ······<p·class="built-using"> |
| 411 | ········Built·using | 411 | ········Built·using |
| 412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 414 | ······</p> | 414 | ······</p> |
| 415 | <p>Copyright·©·1996-202 | 415 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 416 | ····</footer> | 416 | ····</footer> |
| 417 | ··</div> | 417 | ··</div> |
| 418 | </main> | 418 | </main> |
| 419 | </div> | 419 | </div> |
| 420 | <script> | 420 | <script> |
| 421 | ··function·mermaidLoaded()·{ | 421 | ··function·mermaidLoaded()·{ |
| 422 | ····mermaid.initialize({ | 422 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 143, 15 lines modified | Offset 143, 15 lines modified | ||
| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 190, 15 lines modified | Offset 190, 15 lines modified | ||
| 190 | ······<p·class="built-using"> | 190 | ······<p·class="built-using"> |
| 191 | ········Built·using | 191 | ········Built·using |
| 192 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 192 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 193 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 193 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 194 | ······</p> | 194 | ······</p> |
| 195 | <p>Copyright·©·1996-202 | 195 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 196 | ····</footer> | 196 | ····</footer> |
| 197 | ··</div> | 197 | ··</div> |
| 198 | </main> | 198 | </main> |
| 199 | </div> | 199 | </div> |
| 200 | <script> | 200 | <script> |
| 201 | ··function·mermaidLoaded()·{ | 201 | ··function·mermaidLoaded()·{ |
| 202 | ····mermaid.initialize({ | 202 | ····mermaid.initialize({ |
| Offset 169, 21 lines modified | Offset 169, 21 lines modified | ||
| 169 | <code·class="inline">error_location</code>·is·set·to·<code·class="inline">line</code>).</p></li></ul><p>The·code·must·return:</p><ul><li><p><strong><code·class="inline">{token,Token}</code></strong>·-·Return·<code·class="inline">Token</code>·to·the·caller.</p></li><li><p><strong><code·class="inline">{end_token,Token}</code></strong>·-·Return·<code·class="inline">Token</code>·and·is·last·token·in·a·tokens·call.</p></li><li><p><strong><code·class="inline">skip_token</code></strong>·-·Skip·this·token·completely.</p></li><li><p><strong><code·class="inline">{error,ErrString}</code></strong>·-·An·error·in·the·token,·<code·class="inline">ErrString</code>·is·a·string | 169 | <code·class="inline">error_location</code>·is·set·to·<code·class="inline">line</code>).</p></li></ul><p>The·code·must·return:</p><ul><li><p><strong><code·class="inline">{token,Token}</code></strong>·-·Return·<code·class="inline">Token</code>·to·the·caller.</p></li><li><p><strong><code·class="inline">{end_token,Token}</code></strong>·-·Return·<code·class="inline">Token</code>·and·is·last·token·in·a·tokens·call.</p></li><li><p><strong><code·class="inline">skip_token</code></strong>·-·Skip·this·token·completely.</p></li><li><p><strong><code·class="inline">{error,ErrString}</code></strong>·-·An·error·in·the·token,·<code·class="inline">ErrString</code>·is·a·string |
| 170 | describing·the·error.</p></li></ul><p>It·is·also·possible·to·push·back·characters·into·the·input·characters·with·the | 170 | describing·the·error.</p></li></ul><p>It·is·also·possible·to·push·back·characters·into·the·input·characters·with·the |
| 171 | following·returns:</p><ul><li><code·class="inline">{token,Token,PushBackList}</code></li><li><code·class="inline">{end_token,Token,PushBackList}</code></li><li><code·class="inline">{skip_token,PushBackList}</code></li></ul><p>These·have·the·same·meanings·as·the·normal·returns·but·the·characters·in | 171 | following·returns:</p><ul><li><code·class="inline">{token,Token,PushBackList}</code></li><li><code·class="inline">{end_token,Token,PushBackList}</code></li><li><code·class="inline">{skip_token,PushBackList}</code></li></ul><p>These·have·the·same·meanings·as·the·normal·returns·but·the·characters·in |
| 172 | <code·class="inline">PushBackList</code>·will·be·prepended·to·the·input·characters·and·scanned·for·the | 172 | <code·class="inline">PushBackList</code>·will·be·prepended·to·the·input·characters·and·scanned·for·the |
| 173 | next·token.·Note·that·pushing·back·a·newline·will·mean·the·line·numbering·will | 173 | next·token.·Note·that·pushing·back·a·newline·will·mean·the·line·numbering·will |
| 174 | no·longer·be·correct.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Pushing·back·characters·gives·you·unexpected·possibilities·to·cause·the | 174 | no·longer·be·correct.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Pushing·back·characters·gives·you·unexpected·possibilities·to·cause·the |
| 175 | scanner·to·loop!</p></section><p>The·following·example·would·match·a·simple·Erlang·integer·or·float·and·return·a | 175 | scanner·to·loop!</p></section><p>The·following·example·would·match·a·simple·Erlang·integer·or·float·and·return·a |
| 176 | token·which·could·be·sent·to·the·Erlang·parser:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">D</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 176 | token·which·could·be·sent·to·the·Erlang·parser:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">D</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8158242715-1">[</span><span·class="mi">0</span><span·class="o">-</span><span·class="mi">9</span><span·class="p"·data-group-id="8158242715-1">]</span><span·class="w"> |
| 177 | </span><span·class="p"·data-group-id=" | 177 | </span><span·class="p"·data-group-id="8158242715-2">{</span><span·class="n">D</span><span·class="p"·data-group-id="8158242715-2">}</span><span·class="o">+</span><span·class="w">·</span><span·class="p">:</span><span·class="w"> |
| 178 | ··</span><span·class="p"·data-group-id=" | 178 | ··</span><span·class="p"·data-group-id="8158242715-3">{</span><span·class="ss">token</span><span·class="p">,</span><span·class="p"·data-group-id="8158242715-4">{</span><span·class="ss">integer</span><span·class="p">,</span><span·class="n">TokenLine</span><span·class="p">,</span><span·class="nf">[·...·truncated·by·diffoscope;·len:·255,·SHA:·008a72db79e1dd289a0e7790d466cbdd9cf6103ac27a56d3588e55756908069e·...·]-3">}</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="p"·data-group-id="3253230778-6">{</span><span·class="n">D</span><span·class="p"·data-group-id="3253230778-6">}</span><span·class="o">+</span><span·class="err">\</span><span·class="p">.</span><span·class="p"·data-group-id="3253230778-7">{</span><span·class="n">D</span><span·class="p"·data-group-id="3253230778-7">}</span><span·class="o">+</span><span·class="p"·data-group-id="3253230778-8">(</span><span·class="p"·data-group-id="3253230778-9">(</span><span·class="n">E</span><span·class="p">|</span><span·class="ss">e</span><span·class="p"·data-group-id="3253230778-9">)</span><span·class="p"·data-group-id="3253230778-10">(</span><span·class="err">\</span><span·class="o">+</span><span·class="p">|</span><span·class="err">\</span><span·class="o">-</span><span·class="p"·data-group-id="3253230778-10">)</span><span·class="o">?</span><span·class="p"·data-group-id="3253230778-11">{</span><span·class="n">D</span><span·class="p"·data-group-id="3253230778-11">}</span><span·class="o">+</span><span·class="p"·data-group-id="3253230778-8">)</span><span·class="o">?</span><span·class="w">·</span><span·class="p">:</span><span·class="w"> | ||
| 180 | 179 | </span><span·class="p"·data-group-id="8158242715-6">{</span><span·class="n">D</span><span·class="p"·data-group-id="8158242715-6">}</span><span·class="o">+</span><span·class="err">\</span><span·class="p">.</span><span·class="p"·data-group-id="8158242715-7">[·...·truncated·by·diffoscope;·len:·894,·SHA:·4bbf052bdfaf470943b2c95ab9b1e5c84ea6f32ae75d945ab5782a475e2e02fd·...·] | |
| 180 | ··</span><span·class="p"·data-group-id="8158242715-12">{</span><span·class="ss">token</span><span·class="p">,</span><span·class="p"·data-group-id="8158242715-13">{</span><span·class="nb">float</span><span·class="p">,</span><span·class="n">TokenLine</span><span·class="p">,</span><span·class="nf">list_to_float</span><span·class="p"·data-group-id="8158242715-14">(</span><span·class="n">TokenChars</span><span·class="p"·data-group-id="8158242715-14">)</span><span·class="p"·data-group-id="8158242715-13">}</span><span·class="p"·data-group-id="8158242715-12">}</span><span·class="p">.</span></code></pre><p>The·Erlang·code·in·the·<code·class="inline">Erlang·code.</code>·section·is·written·into·the·output·file | ||
| 181 | directly·after·the·module·declaration·and·predefined·exports·declaration,·making | 181 | directly·after·the·module·declaration·and·predefined·exports·declaration,·making |
| 182 | it·possible·to·add·extra·exports,·define·imports,·and·other·attributes,·which·are | 182 | it·possible·to·add·extra·exports,·define·imports,·and·other·attributes,·which·are |
| 183 | visible·in·the·whole·file.</p><h2·id="module-regular-expressions"·class="section-heading"> | 183 | visible·in·the·whole·file.</p><h2·id="module-regular-expressions"·class="section-heading"> |
| 184 | ··<a·href="#module-regular-expressions"·class="hover-link"> | 184 | ··<a·href="#module-regular-expressions"·class="hover-link"> |
| 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 186 | ··</a> | 186 | ··</a> |
| 187 | ··<span·class="text">Regular·Expressions</span> | 187 | ··<span·class="text">Regular·Expressions</span> |
| Offset 707, 15 lines modified | Offset 707, 15 lines modified | ||
| 707 | <p>This·is·a·re-entrant·call·to·try·and·scan·a·single·token·from·<code·class="inline">Chars</code>.</p><p>If·there·are·enough·characters·in·<code·class="inline">Chars</code>·to·either·scan·a·token·or | 707 | <p>This·is·a·re-entrant·call·to·try·and·scan·a·single·token·from·<code·class="inline">Chars</code>.</p><p>If·there·are·enough·characters·in·<code·class="inline">Chars</code>·to·either·scan·a·token·or |
| 708 | detect·an·error·then·this·will·be·returned·with | 708 | detect·an·error·then·this·will·be·returned·with |
| 709 | <code·class="inline">{done,...}</code>.·Otherwise·<code·class="inline">{cont,Cont}</code>·will·be·returned·where·<code·class="inline">Cont</code>·is | 709 | <code·class="inline">{done,...}</code>.·Otherwise·<code·class="inline">{cont,Cont}</code>·will·be·returned·where·<code·class="inline">Cont</code>·is |
| 710 | used·in·the·next·call·to·<code·class="inline">token()</code>·with·more·characters·to·try·an·scan | 710 | used·in·the·next·call·to·<code·class="inline">token()</code>·with·more·characters·to·try·an·scan |
| 711 | the·token.·This·is·continued·until·a·token·has·been·scanned.·<code·class="inline">Cont</code>·is | 711 | the·token.·This·is·continued·until·a·token·has·been·scanned.·<code·class="inline">Cont</code>·is |
| 712 | initially·<code·class="inline">[]</code>.</p><p>It·is·not·designed·to·be·called·directly·by·an·application,·but·is | 712 | initially·<code·class="inline">[]</code>.</p><p>It·is·not·designed·to·be·called·directly·by·an·application,·but·is |
| 713 | used·through·the·I/O·system·where·it·can·typically·be·called·in·an | 713 | used·through·the·I/O·system·where·it·can·typically·be·called·in·an |
| 714 | application·by:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id=" | 714 | application·by:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="7962308457-1">(</span><span·class="n">InFile</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7962308457-2">{</span><span·class="ss">get_until</span><span·class="p">,</span><span·class="ss">unicode</span><span·class="p">[·...·truncated·by·diffoscope;·len:·393,·SHA:·31da7b6c480e6bc6f6fc928c249c8a3df34e8ba1657e274ddd2ee01519a22c87·...·]-1">)</span><span·class="w"> |
| 715 | ··</span><span·class="p">-></span><span·class="w">·</span><span·class="n">TokenRet</span></code></pre> | 715 | ··</span><span·class="p">-></span><span·class="w">·</span><span·class="n">TokenRet</span></code></pre> |
| 716 | ··</section> | 716 | ··</section> |
| 717 | </section> | 717 | </section> |
| 718 | <section·class="detail"·id="tokens/2"> | 718 | <section·class="detail"·id="tokens/2"> |
| 719 | ··<div·class="detail-header"> | 719 | ··<div·class="detail-header"> |
| 720 | ····<a·href="#tokens/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 720 | ····<a·href="#tokens/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 792, 15 lines modified | Offset 792, 15 lines modified | ||
| 792 | scan·the·tokens.·This·is·continued·until·all·tokens·have·been | 792 | scan·the·tokens.·This·is·continued·until·all·tokens·have·been |
| 793 | scanned.·<code·class="inline">Cont</code>·is·initially·<code·class="inline">[]</code>.</p><p>This·functions·differs·from·<code·class="inline">token</code>·in·that·it·will·continue·to·scan·tokens·up | 793 | scanned.·<code·class="inline">Cont</code>·is·initially·<code·class="inline">[]</code>.</p><p>This·functions·differs·from·<code·class="inline">token</code>·in·that·it·will·continue·to·scan·tokens·up |
| 794 | to·and·including·an·<code·class="inline">{end_token,Token}</code>·has·been·scanned·(see·next·section).·It | 794 | to·and·including·an·<code·class="inline">{end_token,Token}</code>·has·been·scanned·(see·next·section).·It |
| 795 | will·then·return·all·the·tokens.·This·is·typically·used·for·scanning·grammars | 795 | will·then·return·all·the·tokens.·This·is·typically·used·for·scanning·grammars |
| 796 | like·Erlang·where·there·is·an·explicit·end·token,·<code·class="inline">'.'</code>.·If·no·end·token·is | 796 | like·Erlang·where·there·is·an·explicit·end·token,·<code·class="inline">'.'</code>.·If·no·end·token·is |
| 797 | found·then·the·whole·file·will·be·scanned·and·returned.·If·an·error·occurs·then | 797 | found·then·the·whole·file·will·be·scanned·and·returned.·If·an·error·occurs·then |
| 798 | all·tokens·up·to·and·including·the·next·end·token·will·be·skipped.</p><p>It·is·not·designed·to·be·called·directly·by·an·application,·but·used·through·the | 798 | all·tokens·up·to·and·including·the·next·end·token·will·be·skipped.</p><p>It·is·not·designed·to·be·called·directly·by·an·application,·but·used·through·the |
| 799 | I/O·system·where·it·can·typically·be·called·in·an·application·by:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id=" | 799 | I/O·system·where·it·can·typically·be·called·in·an·application·by:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="7134353172-1">(</span><span·class="n">InFile</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7134353172-2">{</span><span·class="ss">get_until</span><span·class="p">,</span><span·class="ss">unicode</span><span·class="p">[·...·truncated·by·diffoscope;·len:·394,·SHA:·42c4d3ec4353444637ed89292a6023baedba738f6816ef4510a3e7e202ff9eaa·...·]-1">)</span><span·class="w"> |
| 800 | ··</span><span·class="p">-></span><span·class="w">·</span><span·class="n">TokensRet</span></code></pre> | 800 | ··</span><span·class="p">-></span><span·class="w">·</span><span·class="n">TokensRet</span></code></pre> |
| 801 | ··</section> | 801 | ··</section> |
| 802 | </section> | 802 | </section> |
| 803 | ····</div> | 803 | ····</div> |
| 804 | ··</section> | 804 | ··</section> |
| Offset 962, 15 lines modified | Offset 962, 15 lines modified | ||
| 962 | ······<p·class="built-using"> | 962 | ······<p·class="built-using"> |
| 963 | ········Built·using | 963 | ········Built·using |
| 964 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 964 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 965 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 965 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 966 | ······</p> | 966 | ······</p> |
| 967 | <p>Copyright·©·1996-202 | 967 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 968 | ····</footer> | 968 | ····</footer> |
| 969 | ··</div> | 969 | ··</div> |
| 970 | </main> | 970 | </main> |
| 971 | </div> | 971 | </div> |
| 972 | <script> | 972 | <script> |
| 973 | ··function·mermaidLoaded()·{ | 973 | ··function·mermaidLoaded()·{ |
| 974 | ····mermaid.initialize({ | 974 | ····mermaid.initialize({ |
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| 730 | ······<p·class="built-using"> | 730 | ······<p·class="built-using"> |
| 731 | ········Built·using | 731 | ········Built·using |
| 732 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 732 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 733 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 733 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 734 | ······</p> | 734 | ······</p> |
| 735 | <p>Copyright·©·1996-202 | 735 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 736 | ····</footer> | 736 | ····</footer> |
| 737 | ··</div> | 737 | ··</div> |
| 738 | </main> | 738 | </main> |
| 739 | </div> | 739 | </div> |
| 740 | <script> | 740 | <script> |
| 741 | ··function·mermaidLoaded()·{ | 741 | ··function·mermaidLoaded()·{ |
| 742 | ····mermaid.initialize({ | 742 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 158, 16 lines modified | Offset 158, 16 lines modified | ||
| 158 | <code·class="inline">{Category,·Position,·Symbol}</code>.</p><p>If·a·terminal·symbol·is·the·only·member·of·a·category,·and·the·symbol·name·is | 158 | <code·class="inline">{Category,·Position,·Symbol}</code>.</p><p>If·a·terminal·symbol·is·the·only·member·of·a·category,·and·the·symbol·name·is |
| 159 | identical·to·the·category·name,·the·token·format·can·be·<code·class="inline">{Symbol,·Position}</code>.</p><p>A·list·of·tokens·produced·by·the·scanner·should·end·with·a·special | 159 | identical·to·the·category·name,·the·token·format·can·be·<code·class="inline">{Symbol,·Position}</code>.</p><p>A·list·of·tokens·produced·by·the·scanner·should·end·with·a·special |
| 160 | <code·class="inline">end_of_input</code>·tuple·which·the·parser·is·looking·for.·The·format·of·this·tuple | 160 | <code·class="inline">end_of_input</code>·tuple·which·the·parser·is·looking·for.·The·format·of·this·tuple |
| 161 | should·be·<code·class="inline">{Endsymbol,·EndPosition}</code>,·where·<code·class="inline">Endsymbol</code>·is·an·identifier·that·is | 161 | should·be·<code·class="inline">{Endsymbol,·EndPosition}</code>,·where·<code·class="inline">Endsymbol</code>·is·an·identifier·that·is |
| 162 | distinguished·from·all·the·terminal·and·non-terminal·categories·of·the·syntax | 162 | distinguished·from·all·the·terminal·and·non-terminal·categories·of·the·syntax |
| 163 | rules.·The·<code·class="inline">Endsymbol</code>·can·be·declared·in·the·grammar·file.</p><p>The·simplest·case·is·to·segment·the·input·string·into·a·list·of·identifiers | 163 | rules.·The·<code·class="inline">Endsymbol</code>·can·be·declared·in·the·grammar·file.</p><p>The·simplest·case·is·to·segment·the·input·string·into·a·list·of·identifiers |
| 164 | (atoms)·and·use·those·atoms·both·as·categories·and·values·of·the·tokens.·For | 164 | (atoms)·and·use·those·atoms·both·as·categories·and·values·of·the·tokens.·For |
| 165 | example,·the·input·string·<code·class="inline">aaa·bbb·777,·X</code>·may·be·scanned·(tokenized)·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 165 | example,·the·input·string·<code·class="inline">aaa·bbb·777,·X</code>·may·be·scanned·(tokenized)·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6665046004-1">[</span><span·class="p"·data-group-id="6665046004-2">{</span><span·class="ss">aaa</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="6665046004-2">}</span><span·class="p">,</span><spa[·...·truncated·by·diffoscope;·len:·1016,·SHA:·1be88d7dc0900ecca3ce07ce57d469397e91c8299e6f417a8c794e27906484b4·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 166 | ·</span><span·class="p"·data-group-id=" | 166 | ·</span><span·class="p"·data-group-id="6665046004-7">{</span><span·class="ss">'$end'</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="6665046004-7">}</span><span·class="p"·data-group-id="6665046004-1">]</span><span·class="p">.</span></code></pre><p>This·assumes·that·this·is·the·first·line·of·the·input·text,·and·that·<code·class="inline">'$end'</code>·is |
| 167 | the·distinguished·<code·class="inline">end_of_input</code>·symbol.</p><p>The·Erlang·scanner·in·the·<code·class="inline">io</code>·module·can·be·used·as·a·starting·point·when | 167 | the·distinguished·<code·class="inline">end_of_input</code>·symbol.</p><p>The·Erlang·scanner·in·the·<code·class="inline">io</code>·module·can·be·used·as·a·starting·point·when |
| 168 | writing·a·new·scanner.·Study·<code·class="inline">yeccscan.erl</code>·in·order·to·see·how·a·filter·can·be | 168 | writing·a·new·scanner.·Study·<code·class="inline">yeccscan.erl</code>·in·order·to·see·how·a·filter·can·be |
| 169 | added·on·top·of·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html#scan_erl_form/3"><code·class="inline">io:scan_erl_form/3</code></a>·to·provide·a·scanner·for·Yecc·that | 169 | added·on·top·of·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html#scan_erl_form/3"><code·class="inline">io:scan_erl_form/3</code></a>·to·provide·a·scanner·for·Yecc·that |
| 170 | tokenizes·grammar·files·before·parsing·them·with·the·Yecc·parser.·A·more·general | 170 | tokenizes·grammar·files·before·parsing·them·with·the·Yecc·parser.·A·more·general |
| 171 | approach·to·scanner·implementation·is·to·use·a·scanner·generator·such·as | 171 | approach·to·scanner·implementation·is·to·use·a·scanner·generator·such·as |
| 172 | <a·href="leex.html"><code·class="inline">leex</code></a>.</p><h2·id="module-grammar-definition-format"·class="section-heading"> | 172 | <a·href="leex.html"><code·class="inline">leex</code></a>.</p><h2·id="module-grammar-definition-format"·class="section-heading"> |
| 173 | ··<a·href="#module-grammar-definition-format"·class="hover-link"> | 173 | ··<a·href="#module-grammar-definition-format"·class="hover-link"> |
| Offset 229, 29 lines modified | Offset 229, 29 lines modified | ||
| 229 | list·->·'('·')'. | 229 | list·->·'('·')'. |
| 230 | list·->·'('·elements·')'. | 230 | list·->·'('·elements·')'. |
| 231 | elements·->·element. | 231 | elements·->·element. |
| 232 | elements·->·element·elements. | 232 | elements·->·element·elements. |
| 233 | element·->·atom. | 233 | element·->·atom. |
| 234 | element·->·list.</code></pre><p>This·grammar·can·be·used·to·generate·a·parser·which·parses·list·expressions, | 234 | element·->·list.</code></pre><p>This·grammar·can·be·used·to·generate·a·parser·which·parses·list·expressions, |
| 235 | such·as·<code·class="inline">(),·(a),·(peter·charles),·(a·(b·c)·d·(())),·...</code>·provided·that·your | 235 | such·as·<code·class="inline">(),·(a),·(peter·charles),·(a·(b·c)·d·(())),·...</code>·provided·that·your |
| 236 | scanner·tokenizes,·for·example,·the·input·<code·class="inline">(peter·charles)</code>·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 236 | scanner·tokenizes,·for·example,·the·input·<code·class="inline">(peter·charles)</code>·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3085819771-1">[</span><span·class="p"·data-group-id="3085819771-2">{</span><span·class="ss">'('</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="3085819771-2">}</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·920,·SHA:·7cc0b0e1bb7b833f85c388e38f12e07cfa7b2f1fb939b26a9c0a68a1927cec27·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 237 | ·</span><span·class="p"·data-group-id=" | 237 | ·</span><span·class="p"·data-group-id="3085819771-6">{</span><span·class="ss">'$end'</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="3085819771-6">}</span><span·class="p"·data-group-id="3085819771-1">]</span></code></pre><p>When·a·grammar·rule·is·used·by·the·parser·to·parse·(part·of)·the·input·string·as |
| 238 | a·grammatical·phrase,·the·associated·code·is·evaluated,·and·the·value·of·the | 238 | a·grammatical·phrase,·the·associated·code·is·evaluated,·and·the·value·of·the |
| 239 | last·expression·becomes·the·value·of·the·parsed·phrase.·This·value·may·be·used | 239 | last·expression·becomes·the·value·of·the·parsed·phrase.·This·value·may·be·used |
| 240 | by·the·parser·later·to·build·structures·that·are·values·of·higher·phrases·of | 240 | by·the·parser·later·to·build·structures·that·are·values·of·higher·phrases·of |
| 241 | which·the·current·phrase·is·a·part.·The·values·initially·associated·with | 241 | which·the·current·phrase·is·a·part.·The·values·initially·associated·with |
| 242 | terminal·category·phrases,·i.e.·input·tokens,·are·the·token·tuples·themselves.</p><p>Below·is·an·example·of·the·grammar·above·with·structure·building·code·added:</p><pre><code·class="text">list·->·'('·')'·:·nil. | 242 | terminal·category·phrases,·i.e.·input·tokens,·are·the·token·tuples·themselves.</p><p>Below·is·an·example·of·the·grammar·above·with·structure·building·code·added:</p><pre><code·class="text">list·->·'('·')'·:·nil. |
| 243 | list·->·'('·elements·')'·:·'$2'. | 243 | list·->·'('·elements·')'·:·'$2'. |
| 244 | elements·->·element·:·{cons,·'$1',·nil}. | 244 | elements·->·element·:·{cons,·'$1',·nil}. |
| 245 | elements·->·element·elements·:·{cons,·'$1',·'$2'}. | 245 | elements·->·element·elements·:·{cons,·'$1',·'$2'}. |
| 246 | element·->·atom·:·'$1'. | 246 | element·->·atom·:·'$1'. |
| 247 | element·->·list·:·'$1'.</code></pre><p>With·this·code·added·to·the·grammar·rules,·the·parser·produces·the·following | 247 | element·->·list·:·'$1'.</code></pre><p>With·this·code·added·to·the·grammar·rules,·the·parser·produces·the·following |
| 248 | value·(structure)·when·parsing·the·input·string·<code·class="inline">(a·b·c).</code>.·This·still·assumes | 248 | value·(structure)·when·parsing·the·input·string·<code·class="inline">(a·b·c).</code>.·This·still·assumes |
| 249 | that·this·was·the·first·input·line·that·the·scanner·tokenized:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4 | 249 | that·this·was·the·first·input·line·that·the·scanner·tokenized:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4622313511-1">{</span><span·class="ss">cons</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4622313511-2">{</span><span·class="ss">atom</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span[·...·truncated·by·diffoscope;·len:·566,·SHA:·2785096a336573eb24b9f72572730012253bc6e0743fd71d9b5695273d6b519e·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 250 | ····························</span><span·class="p"·data-group-id="4 | 250 | ····························</span><span·class="p"·data-group-id="4622313511-5">{</span><span·class="ss">cons</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4622313511-6">{</span><span·class="ss">atom</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span[·...·truncated·by·diffoscope;·len:·343,·SHA:·0c959729a86406ba226c6e0530f333c275cfd8d578fdc4e7dddfc0cb1764f937·...·]-1">}</span></code></pre><p>The·associated·code·contains·<code·class="inline">pseudo·variables</code>·<code·class="inline">'$1'</code>,·<code·class="inline">'$2'</code>, |
| 251 | <code·class="inline">'$3'</code>,·and·so·on.··which·refer·to·(are·bound·to)·the·values | 251 | <code·class="inline">'$3'</code>,·and·so·on.··which·refer·to·(are·bound·to)·the·values |
| 252 | associated·previously·by·the·parser·with·the·symbols·of·the·right-hand | 252 | associated·previously·by·the·parser·with·the·symbols·of·the·right-hand |
| 253 | side·of·the·rule.·When·these·symbols·are·terminal·categories,·the | 253 | side·of·the·rule.·When·these·symbols·are·terminal·categories,·the |
| 254 | values·are·token·tuples·of·the·input·string·(see·above).</p><p>The·associated·code·may·not·only·be·used·to·build·structures | 254 | values·are·token·tuples·of·the·input·string·(see·above).</p><p>The·associated·code·may·not·only·be·used·to·build·structures |
| 255 | associated·with·phrases,·but·may·also·be·used·for·syntactic·and | 255 | associated·with·phrases,·but·may·also·be·used·for·syntactic·and |
| 256 | semantic·tests,·printout·actions·(for·example·for·tracing),·and·so·on | 256 | semantic·tests,·printout·actions·(for·example·for·tracing),·and·so·on |
| 257 | during·the·parsing·process.·Since·tokens·contain·positional·(line | 257 | during·the·parsing·process.·Since·tokens·contain·positional·(line |
| Offset 266, 37 lines modified | Offset 266, 37 lines modified | ||
| 266 | element·->·atom·:·'$1'. | 266 | element·->·atom·:·'$1'. |
| 267 | element·->·list·:·'$1'.</code></pre><h2·id="module-generating-a-parser"·class="section-heading"> | 267 | element·->·list·:·'$1'.</code></pre><h2·id="module-generating-a-parser"·class="section-heading"> |
| 268 | ··<a·href="#module-generating-a-parser"·class="hover-link"> | 268 | ··<a·href="#module-generating-a-parser"·class="hover-link"> |
| 269 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 269 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 270 | ··</a> | 270 | ··</a> |
| 271 | ··<span·class="text">Generating·a·Parser</span> | 271 | ··<span·class="text">Generating·a·Parser</span> |
| 272 | </h2> | 272 | </h2> |
| 273 | <p>To·call·the·parser·generator,·use·the·following·command:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">yecc</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id=" | 273 | <p>To·call·the·parser·generator,·use·the·following·command:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">yecc</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id="8217344974-1">(</span><span·class="n">Grammarfile</span><span·class="p"·data-group-id="8217344974-1">)</span><span·class="p">.</span></code></pre><p>An·error·message·from·Yecc·will·be·shown·if·the·grammar·is·not·of·the·LALR·type |
| 274 | (for·example·too·ambiguous).·Shift/reduce·conflicts·are·resolved·in·favor·of | 274 | (for·example·too·ambiguous).·Shift/reduce·conflicts·are·resolved·in·favor·of |
| 275 | shifting·if·there·are·no·operator·precedence·declarations.·Refer·to·the·<code·class="inline">yacc</code> | 275 | shifting·if·there·are·no·operator·precedence·declarations.·Refer·to·the·<code·class="inline">yacc</code> |
| 276 | documentation·on·the·use·of·operator·precedence.</p><p>The·output·file·contains·Erlang·source·code·for·a·parser·module·with·module·name | 276 | documentation·on·the·use·of·operator·precedence.</p><p>The·output·file·contains·Erlang·source·code·for·a·parser·module·with·module·name |
| 277 | equal·to·the·<code·class="inline">Parserfile</code>·parameter.·After·compilation,·the·parser·can·be·called | 277 | equal·to·the·<code·class="inline">Parserfile</code>·parameter.·After·compilation,·the·parser·can·be·called |
| 278 | as·follows·(the·module·name·is·assumed·to·be·<code·class="inline">myparser</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">myparser</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id=" | 278 | as·follows·(the·module·name·is·assumed·to·be·<code·class="inline">myparser</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">myparser</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="4840251573-1">(</span><span·class="nc">myscanner</span><span·class="p">:</span><span·class="nf">scan</span><span·class="p"·data-group-id="4840251573-2">(</span><span·class="n">Inport</span><span·class="p"·data-group-id="4840251573-2">)</span><span·class="p[·...·truncated·by·diffoscope;·len:·26,·SHA:·c9f5f25b2f6a3d185634b22c6335c6978a673ee7052e20b191ae4c4c223b50e1·...·]3-1">)</span></code></pre><p>The·call·format·can·be·different·if·a·customized·prologue·file·has·been·included |
| 279 | when·generating·the·parser·instead·of·the·default·file | 279 | when·generating·the·parser·instead·of·the·default·file |
| 280 | <code·class="inline">lib/parsetools/include/yeccpre.hrl</code>.</p><p>With·the·standard·prologue,·this·call·will·return·either·<code·class="inline">{ok,·Result}</code>,·where | 280 | <code·class="inline">lib/parsetools/include/yeccpre.hrl</code>.</p><p>With·the·standard·prologue,·this·call·will·return·either·<code·class="inline">{ok,·Result}</code>,·where |
| 281 | <code·class="inline">Result</code>·is·a·structure·that·the·Erlang·code·of·the·grammar·file·has·built,·or | 281 | <code·class="inline">Result</code>·is·a·structure·that·the·Erlang·code·of·the·grammar·file·has·built,·or |
| 282 | <code·class="inline">{error,·{Position,·Module,·Message}}</code>·if·there·was·a·syntax·error·in·the·input.</p><p><code·class="inline">Message</code>·is·something·which·may·be·converted·into·a·string·by·calling | 282 | <code·class="inline">{error,·{Position,·Module,·Message}}</code>·if·there·was·a·syntax·error·in·the·input.</p><p><code·class="inline">Message</code>·is·something·which·may·be·converted·into·a·string·by·calling |
| 283 | <code·class="inline">Module:format_error(Message)</code>·and·printed·with·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html#format/3"><code·class="inline">io:format/3</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>By·default,·the·parser·that·was·generated·will·not·print·out·error·messages·to | 283 | <code·class="inline">Module:format_error(Message)</code>·and·printed·with·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html#format/3"><code·class="inline">io:format/3</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>By·default,·the·parser·that·was·generated·will·not·print·out·error·messages·to |
| 284 | the·screen.·The·user·will·have·to·do·this·either·by·printing·the·returned | 284 | the·screen.·The·user·will·have·to·do·this·either·by·printing·the·returned |
| 285 | error·messages,·or·by·inserting·tests·and·print·instructions·in·the·Erlang | 285 | error·messages,·or·by·inserting·tests·and·print·instructions·in·the·Erlang |
| 286 | code·associated·with·the·syntax·rules·of·the·grammar·file.</p></section><p>It·is·also·possible·to·make·the·parser·ask·for·more·input·tokens·when·needed·if | 286 | code·associated·with·the·syntax·rules·of·the·grammar·file.</p></section><p>It·is·also·possible·to·make·the·parser·ask·for·more·input·tokens·when·needed·if |
| 287 | the·following·call·format·is·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">myparser</span><span·class="p">:</span><span·class="nf">parse_and_scan</span><span·class="p"·data-group-id="2245746167-1">(</span><span·class="p"·data-group-id="2245746167-2">{</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Args</span><span·class="p"·data-group-id="2245746167-2">}</span><span·class="p"·data-group-id="2245746167-1">)</span><span·class="w"> | ||
| 288 | 287 | the·following·call·format·is·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">myparser</span><span·class="p">:</span><span·class="nf">parse_and_scan</span><span·class="p"·data-group-id="7085899622-1">(</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·258,·SHA:·9e079a61c53674cfd3503e9e1d4e45fc95c1f5e0fa81faf2ef21fc2b906545b4·...·] | |
| 288 | </span><span·class="nc">myparser</span><span·class="p">:</span><span·class="nf">parse_and_scan</span><span·class="p"·data-group-id="7085899622-3">(</span><span·class="p"·data-group-id="7085899622-4">{</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tokenizer</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Args</span><span·class="p"·data-group-id="7085899622-4">}</span><span·class="p"·data-group-id="7085899622-3">)</span></code></pre><p>The·tokenizer·<code·class="inline">Function</code>·is·either·a·fun·or·a·tuple·<code·class="inline">{Mod,·Tokenizer}</code>.·The·call | ||
| 289 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#apply/2"><code·class="inline">apply(Function,·Args)</code></a>·or | 289 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#apply/2"><code·class="inline">apply(Function,·Args)</code></a>·or |
| 290 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#apply/2"><code·class="inline">apply({Mod,·Tokenizer},·Args)</code></a>·is·executed·whenever·a·new·token·is | 290 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#apply/2"><code·class="inline">apply({Mod,·Tokenizer},·Args)</code></a>·is·executed·whenever·a·new·token·is |
| 291 | needed.·This,·for·example,·makes·it·possible·to·parse·from·a·file,·token·by | 291 | needed.·This,·for·example,·makes·it·possible·to·parse·from·a·file,·token·by |
| 292 | token.</p><p>The·tokenizer·used·above·has·to·be·implemented·so·as·to·return·one·of·the | 292 | token.</p><p>The·tokenizer·used·above·has·to·be·implemented·so·as·to·return·one·of·the |
| 293 | following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 293 | following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3208857678-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tokens</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EndPosition</span><span·class="p"·data-group-id="3208857678-1">}</span><span·class="w"> |
| 294 | </span><span·class="p"·data-group-id=" | 294 | </span><span·class="p"·data-group-id="3208857678-2">{</span><span·class="ss">eof</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EndPosition</span><span·class="p"·data-group-id="3208857678-2">}</span><span·class="w"> |
| 295 | </span><span·class="p"·data-group-id=" | 295 | </span><span·class="p"·data-group-id="3208857678-3">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Error_description</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EndPosition</span><span·class="p"·data-group-id="3208[·...·truncated·by·diffoscope;·len:·6,·SHA:·712d7e6f3b8f2057ccfcdad229f80bd0e3e6a1b37181740c7c431dd55b6006b0·...·]-3">}</span></code></pre><p>This·conforms·to·the·format·used·by·the·scanner·in·the·Erlang·<code·class="inline">io</code>·library |
| 296 | module.</p><p>If·<code·class="inline">{eof,·EndPosition}</code>·is·returned·immediately,·the·call·to·<code·class="inline">parse_and_scan/1</code> | 296 | module.</p><p>If·<code·class="inline">{eof,·EndPosition}</code>·is·returned·immediately,·the·call·to·<code·class="inline">parse_and_scan/1</code> |
| 297 | returns·<code·class="inline">{ok,·eof}</code>.·If·<code·class="inline">{eof,·EndPosition}</code>·is·returned·before·the·parser | 297 | returns·<code·class="inline">{ok,·eof}</code>.·If·<code·class="inline">{eof,·EndPosition}</code>·is·returned·before·the·parser |
| 298 | expects·end·of·input,·<code·class="inline">parse_and_scan/1</code>·will,·of·course,·return·an·error | 298 | expects·end·of·input,·<code·class="inline">parse_and_scan/1</code>·will,·of·course,·return·an·error |
| 299 | message·(see·above).·Otherwise·<code·class="inline">{ok,·Result}</code>·is·returned.</p><h2·id="module-more-examples"·class="section-heading"> | 299 | message·(see·above).·Otherwise·<code·class="inline">{ok,·Result}</code>·is·returned.</p><h2·id="module-more-examples"·class="section-heading"> |
| 300 | ··<a·href="#module-more-examples"·class="hover-link"> | 300 | ··<a·href="#module-more-examples"·class="hover-link"> |
| 301 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 301 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 302 | ··</a> | 302 | ··</a> |
| Offset 338, 44 lines modified | Offset 338, 44 lines modified | ||
| 338 | </span><span·class="n">Terminals</span><span·class="w"> | 338 | </span><span·class="n">Terminals</span><span·class="w"> |
| 339 | </span><span·class="ss">atom</span><span·class="w">·</span><span·class="nb">float</span><span·class="w">·</span><span·class="ss">integer</span><span·class="w">·</span><span·class="ss">reserved_symbol</span><span·class="w">·</span><span·class="ss">reserved_word</span><span·class="w">·</span><span·class="ss">string</span><span·class="w">·</span><span·class="ss">char</span><span·class="w">·</span><span·class="ss">var</span><span·class="w"> | 339 | </span><span·class="ss">atom</span><span·class="w">·</span><span·class="nb">float</span><span·class="w">·</span><span·class="ss">integer</span><span·class="w">·</span><span·class="ss">reserved_symbol</span><span·class="w">·</span><span·class="ss">reserved_word</span><span·class="w">·</span><span·class="ss">string</span><span·class="w">·</span><span·class="ss">char</span><span·class="w">·</span><span·class="ss">var</span><span·class="w"> |
| 340 | </span><span·class="ss">'->'</span><span·class="w">·</span><span·class="ss">':'</span><span·class="w">·</span><span·class="ss">dot</span><span·class="p">.</span><span·class="w"> | 340 | </span><span·class="ss">'->'</span><span·class="w">·</span><span·class="ss">':'</span><span·class="w">·</span><span·class="ss">dot</span><span·class="p">.</span><span·class="w"> |
| 341 | </span><span·class="n">Rootsymbol</span><span·class="w">·</span><span·class="ss">grammar</span><span·class="p">.</span><span·class="w"> | 341 | </span><span·class="n">Rootsymbol</span><span·class="w">·</span><span·class="ss">grammar</span><span·class="p">.</span><span·class="w"> |
| 342 | </span><span·class="n">Endsymbol</span><span·class="w">·</span><span·class="ss">'$end'</span><span·class="p">.</span><span·class="w"> | 342 | </span><span·class="n">Endsymbol</span><span·class="w">·</span><span·class="ss">'$end'</span><span·class="p">.</span><span·class="w"> |
| 343 | </span><span·class="ss">grammar</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">declaration</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 343 | </span><span·class="ss">grammar</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">declaration</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 344 | </span><span·class="ss">grammar</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">rule</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 344 | </span><span·class="ss">grammar</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">rule</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 345 | </span><span·class="ss">declaration</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="ss">symbols</span><span·class="w">·</span><span·class="nc">dot</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 345 | </span><span·class="ss">declaration</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="ss">symbols</span><span·class="w">·</span><span·class="nc">dot</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7148524733-1">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p"·data-group-id="7148524733-1">}</span><span·class="p">.</span><span·class="w"> |
| 346 | </span><span·class="ss">rule</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">head</span><span·class="w">·</span><span·class="ss">'->'</span><span·class="w">·</span><span·class="ss">symbols</span><span·class="w">·</span><span·class="ss">attached_code</span><span·class="w">·</span><span·class="nc">dot</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 346 | </span><span·class="ss">rule</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">head</span><span·class="w">·</span><span·class="ss">'->'</span><span·class="w">·</span><span·class="ss">symbols</span><span·class="w">·</span><span·class="ss">attached_code</span><span·class="w">·</span><span·class="nc">dot</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7148524733-2">{</span><span·class="ss">rule</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7148524733-3">[</span><span·class="ss">'$1'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·80,·SHA:·e56261439b4caf30afdaaf0a4a317afafe45b8a7305390817804ed40de0d3b50·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 347 | ········</span><span·class="ss">'$4'</span><span·class="p"·data-group-id=" | 347 | ········</span><span·class="ss">'$4'</span><span·class="p"·data-group-id="7148524733-2">}</span><span·class="p">.</span><span·class="w"> |
| 348 | </span><span·class="ss">head</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 348 | </span><span·class="ss">head</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 349 | </span><span·class="ss">symbols</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 349 | </span><span·class="ss">symbols</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7148524733-4">[</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="7148524733-4">]</span><span·class="p">.</span><span·class="w"> |
| 350 | </span><span·class="ss">symbols</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="ss">symbols</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 350 | </span><span·class="ss">symbols</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="ss">symbols</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7148524733-5">[</span><span·class="ss">'$1'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p"·data-group-id="7148524733-5">]</span><span·class="p">.</span><span·class="w"> |
| 351 | </span><span·class="ss">attached_code</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">':'</span><span·class="w">·</span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 351 | </span><span·class="ss">attached_code</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">':'</span><span·class="w">·</span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7148524733-6">{</span><span·class="ss">erlang_code</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p"·data-group-id="7148524733-6">}</span><span·class="p">.</span><span·class="w"> |
| 352 | </span><span·class="ss">attached_code</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">'$empty'</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 352 | </span><span·class="ss">attached_code</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">'$empty'</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7148524733-7">{</span><span·class="ss">erlang_code</span><span·class="p">,</span><span·class="w"> |
| 353 | ·················</span><span·class="p"·data-group-id=" | 353 | ·················</span><span·class="p"·data-group-id="7148524733-8">[</span><span·class="p"·data-group-id="7148524733-9">{</span><span·class="ss">atom</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$undefined[·...·truncated·by·diffoscope;·len:·159,·SHA:·c80d31f1f643ae780ec3160acbf62c1727ae9e543bbf3e6291d4cdbc2abdf5ed·...·]-7">}</span><span·class="p">.</span><span·class="w"> |
| 354 | </span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">token</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 354 | </span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">token</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7148524733-10">[</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="7148524733-10">]</span><span·class="p">.</span><span·class="w"> |
| 355 | </span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">token</span><span·class="w">·</span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 355 | </span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">token</span><span·class="w">·</span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7148524733-11">[</span><span·class="ss">'$1'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p"·data-group-id="7148524733-11">]</span><span·class="p">.</span><span·class="w"> |
| 356 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">var</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id=" | 356 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">var</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="7148524733-12">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="7148524733-12">)</span><span·class="p">.</span><span·class="w"> |
| 357 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">atom</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id=" | 357 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">atom</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="7148524733-13">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="7148524733-13">)</span><span·class="p">.</span><span·class="w"> |
| 358 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">integer</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id=" | 358 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">integer</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="7148524733-14">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="7148524733-14">)</span><span·class="p">.</span><span·class="w"> |
| 359 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">reserved_word</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id=" | 359 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">reserved_word</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="7148524733-15">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="7148524733-15">)</span><span·class="p">.</span><span·class="w"> |
| 360 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">var</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 360 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">var</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 361 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">atom</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 361 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">atom</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 362 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nb">float</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 362 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nb">float</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 363 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">integer</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 363 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">integer</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 364 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">string</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 364 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">string</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 365 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">char</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 365 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">char</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 366 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">reserved_symbol</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 366 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">reserved_symbol</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7148524733-16">{</span><span·class="nf">value_of</span><span·class="p"·data-group-id="7148524733-17">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="7148524733-17">)</span><span·class="p">,</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·207,·SHA:·0bde54bc72a189becdab3d24ae54188c91dc6d971c44c8cf0cd8b3ac9983c807·...·]-16">}</span><span·class="p">.</span><span·class="w"> |
| 367 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">reserved_word</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 367 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">reserved_word</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7148524733-19">{</span><span·class="nf">value_of</span><span·class="p"·data-group-id="7148524733-20">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="7148524733-20">)</span><span·class="p">,</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·207,·SHA:·4274c09e6cd5e94c6f689f68dd8bbcaf76f3bd2b83947541d713d299e291fa0e·...·]-19">}</span><span·class="p">.</span><span·class="w"> |
| 368 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">'->'</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 368 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">'->'</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7148524733-22">{</span><span·class="ss">'->'</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">line_of</span><span·class="p"·data-group-id="7148524733-23">(</span><span·class="ss">'$1'</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·70,·SHA:·b13a12c944ca31c4a5f3a6deda4c964d0899349c75e00d76d0a1b02e042a0236·...·]-22">}</span><span·class="p">.</span><span·class="w"> |
| 369 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">':'</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 369 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">':'</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7148524733-24">{</span><span·class="ss">':'</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">line_of</span><span·class="p"·data-group-id="7148524733-25">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·66,·SHA:·50bcc29c06eeaccefbf1b0f040549e64a1e3d97b110cf69b69176fb55cf3afc5·...·]-24">}</span><span·class="p">.</span><span·class="w"> |
| 370 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">code</span><span·class="p">.</span><span·class="w"> | 370 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">code</span><span·class="p">.</span><span·class="w"> |
| 371 | </span><span·class="nf">value_of</span><span·class="p"·data-group-id=" | 371 | </span><span·class="nf">value_of</span><span·class="p"·data-group-id="7148524733-26">(</span><span·class="n">Token</span><span·class="p"·data-group-id="7148524733-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 372 | ····</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 372 | ····</span><span·class="nf">element</span><span·class="p"·data-group-id="7148524733-27">(</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Token</span><span·class="p"·data-group-id="7148524733-27">)</span><span·class="p">.</span><span·class="w"> |
| 373 | </span><span·class="nf">line_of</span><span·class="p"·data-group-id=" | 373 | </span><span·class="nf">line_of</span><span·class="p"·data-group-id="7148524733-28">(</span><span·class="n">Token</span><span·class="p"·data-group-id="7148524733-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 374 | ····</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 374 | ····</span><span·class="nf">element</span><span·class="p"·data-group-id="7148524733-29">(</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Token</span><span·class="p"·data-group-id="7148524733-29">)</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·symbols·<code·class="inline">'->'</code>,·and·<code·class="inline">':'</code>·have·to·be·treated·in·a·special·way,·as·they·are |
| 375 | meta·symbols·of·the·grammar·notation,·as·well·as·terminal·symbols·of·the·Yecc | 375 | meta·symbols·of·the·grammar·notation,·as·well·as·terminal·symbols·of·the·Yecc |
| 376 | grammar.</p></section><p>5.·The·file·<code·class="inline">erl_parse.yrl</code>·in·the·<code·class="inline">lib/stdlib/src</code>·directory·contains·the | 376 | grammar.</p></section><p>5.·The·file·<code·class="inline">erl_parse.yrl</code>·in·the·<code·class="inline">lib/stdlib/src</code>·directory·contains·the |
| 377 | grammar·for·Erlang.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Syntactic·tests·are·used·in·the·code·associated·with·some·rules,·and·an·error | 377 | grammar·for·Erlang.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Syntactic·tests·are·used·in·the·code·associated·with·some·rules,·and·an·error |
| 378 | is·thrown·(and·caught·by·the·generated·parser·to·produce·an·error·message) | 378 | is·thrown·(and·caught·by·the·generated·parser·to·produce·an·error·message) |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
| Offset 1457, 15 lines modified | Offset 1457, 15 lines modified | ||
| 1457 | ······<p·class="built-using"> | 1457 | ······<p·class="built-using"> |
| 1458 | ········Built·using | 1458 | ········Built·using |
| 1459 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1459 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1460 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1460 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1461 | ······</p> | 1461 | ······</p> |
| 1462 | <p>Copyright·©·1996-202 | 1462 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1463 | ····</footer> | 1463 | ····</footer> |
| 1464 | ··</div> | 1464 | ··</div> |
| 1465 | </main> | 1465 | </main> |
| 1466 | </div> | 1466 | </div> |
| 1467 | <script> | 1467 | <script> |
| 1468 | ··function·mermaidLoaded()·{ | 1468 | ··function·mermaidLoaded()·{ |
| 1469 | ····mermaid.initialize({ | 1469 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:20:58,·uncompressed·size·20,·method=store |
| Offset 3187, 30 lines modified | Offset 3187, 30 lines modified | ||
| 3187 | certificates·include·policies·the·constrained·policy·set·with | 3187 | certificates·include·policies·the·constrained·policy·set·with |
| 3188 | potential·qualifiers·will·be·returned,·these·values·are·derived·from | 3188 | potential·qualifiers·will·be·returned,·these·values·are·derived·from |
| 3189 | the·policy·tree·created·as·part·of·the·path·validation·algorithm.·The | 3189 | the·policy·tree·created·as·part·of·the·path·validation·algorithm.·The |
| 3190 | constrained·set·can·be·constrained·only·by·the·Certificate·Authorities | 3190 | constrained·set·can·be·constrained·only·by·the·Certificate·Authorities |
| 3191 | or·also·by·the·user·when·the·option·<code·class="inline">policy_set</code>·is·provided·to·this | 3191 | or·also·by·the·user·when·the·option·<code·class="inline">policy_set</code>·is·provided·to·this |
| 3192 | function.·The·qualifiers·convey·information·about·the·valid·policy·and | 3192 | function.·The·qualifiers·convey·information·about·the·valid·policy·and |
| 3193 | is·intended·as·information·to·end·users.</p><p>Available·options:</p><ul><li><p><strong>{verify_fun,·{fun(),·UserState::term()}</strong>·-·The·fun·must·be | 3193 | is·intended·as·information·to·end·users.</p><p>Available·options:</p><ul><li><p><strong>{verify_fun,·{fun(),·UserState::term()}</strong>·-·The·fun·must·be |
| 3194 | defined·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 3194 | defined·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="7219306159-1">(</span><span·class="n">OtpCert</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'OTPCertificate'</span><span·class="p"·data-group-id="72193[·...·truncated·by·diffoscope;·len:·57,·SHA:·5a9b94451c21c718d1c454b86c8dc3171907c1d3443805ad876319e30338a572·...·]9-2">}</span><span·class="p">,</span><span·class="w"> |
| 3195 | ····</span><span·class="n">Event</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 3195 | ····</span><span·class="n">Event</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7219306159-3">{</span><span·class="ss">bad_cert</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">bad_cert_rea[·...·truncated·by·diffoscope;·len:·547,·SHA:·2ea57f249feab232b06eaae7f714b910226cf51b428a68012b8f99a063ca81e5·...·]9-3">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3196 | ·············</span><span·class="p"·data-group-id=" | 3196 | ·············</span><span·class="p"·data-group-id="7219306159-7">{</span><span·class="ss">extension</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id="7219306159-8">{</span><span·class="p"·data-group-id="72[·...·truncated·by·diffoscope;·len:·60,·SHA:·376397aea2003dc014538d7aab04bd411dfbba43a65bb9b63c2cfc1deb39c184·...·]9-7">}</span><span·class="p">,</span><span·class="w"> |
| 3197 | ····</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 3197 | ····</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="7219306159-9">(</span><span·class="p"·data-group-id="7219306159-9">)</span><span·class="p"·data-group-id="7219306159-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 3198 | ··</span><span·class="p"·data-group-id=" | 3198 | ··</span><span·class="p"·data-group-id="7219306159-10">{</span><span·class="ss">valid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span>[·...·truncated·by·diffoscope;·len:·148,·SHA:·c673a8fa06df142dcf511438275ffe29b1df504b2d0b665048ab164689f94b6d·...·]9-10">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3199 | ··</span><span·class="p"·data-group-id=" | 3199 | ··</span><span·class="p"·data-group-id="7219306159-12">{</span><span·class="ss">valid_peer</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</[·...·truncated·by·diffoscope;·len:·153,·SHA:·196c6ba680d9a8b301d146b022e54aab5c3fd26dea7cc70312a52f59dfaf5a42·...·]9-12">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3200 | ··</span><span·class="p"·data-group-id=" | 3200 | ··</span><span·class="p"·data-group-id="7219306159-14">{</span><span·class="ss">fail</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><spa[·...·truncated·by·diffoscope;·len:·144,·SHA:·d77778348daad3c803a9d865a69df8d39f24f05314d9cd675e64b5f047607875·...·]9-14">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3201 | ··</span><span·class="p"·data-group-id=" | 3201 | ··</span><span·class="p"·data-group-id="7219306159-16">{</span><span·class="ss">unknown</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</spa[·...·truncated·by·diffoscope;·len:·634,·SHA:·15c65fff53cb53b5ce2ae4258790569e097c1b87a433d3b06e21d8b0322221ee·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 3202 | ····</span><span·class="n">DerCert</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">der_encoded</span><span·class="p"·data-group-id=" | 3202 | ····</span><span·class="n">DerCert</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">der_encoded</span><span·class="p"·data-group-id="3383515852-3">(</span><span·class="p"·data-group-id="3383515852-3">)</span><span·class="p">,</span><span·class="w"> |
| 3203 | ····</span><span·class="n">Event</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 3203 | ····</span><span·class="n">Event</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3383515852-4">{</span><span·class="ss">bad_cert</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">bad_cert_rea[·...·truncated·by·diffoscope;·len:·548,·SHA:·7d822c2a789e6c8cda9f711b7c4cb7145f6a734e64b2927aff0cdadd9460c484·...·]-4">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3204 | ·············</span><span·class="p"·data-group-id=" | 3204 | ·············</span><span·class="p"·data-group-id="3383515852-8">{</span><span·class="ss">extension</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id="3383515852-9">{</span><span·class="p"·data-group-id="33[·...·truncated·by·diffoscope;·len:·61,·SHA:·ea634fee41eae1964399732f56e637aa794f02507122bcde2cd642dded72a20a·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 3205 | ····</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 3205 | ····</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3383515852-10">(</span><span·class="p"·data-group-id="3383515852-10">)</span><span·class="p"·data-group-id="3383515852-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 3206 | ··</span><span·class="p"·data-group-id=" | 3206 | ··</span><span·class="p"·data-group-id="3383515852-11">{</span><span·class="ss">valid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span>[·...·truncated·by·diffoscope;·len:·149,·SHA:·578892291cf74f10ed6f87a7be3255b049308681c1cfb299c9a41e1972df077e·...·]-11">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3207 | ··</span><span·class="p"·data-group-id=" | 3207 | ··</span><span·class="p"·data-group-id="3383515852-13">{</span><span·class="ss">valid_peer</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</[·...·truncated·by·diffoscope;·len:·154,·SHA:·b842c0d75c35f10fc33379865678c98031bdf40610e665395188f72a0701fa91·...·]-13">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3208 | ··</span><span·class="p"·data-group-id=" | 3208 | ··</span><span·class="p"·data-group-id="3383515852-15">{</span><span·class="ss">fail</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><spa[·...·truncated·by·diffoscope;·len:·145,·SHA:·a4deab5c9ae13d6fff82012f5c7ae247675ece690dfe591406fef5c431f3270f·...·]-15">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3209 | ··</span><span·class="p"·data-group-id=" | 3209 | ··</span><span·class="p"·data-group-id="3383515852-17">{</span><span·class="ss">unknown</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</spa[·...·truncated·by·diffoscope;·len:·151,·SHA:·4ff2bccc1284bbcee81bf0c6097c222279c68a910eeb36cda3b2834e35f50589·...·]-17">}</span><span·class="p">.</span></code></pre><p>The·verify·callback·can·have·3·or·4·arguments·in·case·the·DER·encoded |
| 3210 | version·is·needed·by·the·callback.</p><p>If·the·verify·callback·fun·returns·<code·class="inline">{fail,·Reason}</code>,·the·verification·process | 3210 | version·is·needed·by·the·callback.</p><p>If·the·verify·callback·fun·returns·<code·class="inline">{fail,·Reason}</code>,·the·verification·process |
| 3211 | is·immediately·stopped.·If·the·verify·callback·fun·returns | 3211 | is·immediately·stopped.·If·the·verify·callback·fun·returns |
| 3212 | <code·class="inline">{valid,·UserState}</code>,·the·verification·process·is·continued.·This·can·be·used | 3212 | <code·class="inline">{valid,·UserState}</code>,·the·verification·process·is·continued.·This·can·be·used |
| 3213 | to·accept·specific·path·validation·errors,·such·as·<code·class="inline">selfsigned_peer</code>,·as·well | 3213 | to·accept·specific·path·validation·errors,·such·as·<code·class="inline">selfsigned_peer</code>,·as·well |
| 3214 | as·verifying·application-specific·extensions.·If·called·with·an·extension | 3214 | as·verifying·application-specific·extensions.·If·called·with·an·extension |
| 3215 | unknown·to·the·user·application,·the·return·value·<code·class="inline">{unknown,·UserState}</code>·is·to | 3215 | unknown·to·the·user·application,·the·return·value·<code·class="inline">{unknown,·UserState}</code>·is·to |
| 3216 | be·used.</p><blockquote><h4·class="note">Note</h4><p>If·you·need·the·DER·encoded·version·of·the·certificate·and·have | 3216 | be·used.</p><blockquote><h4·class="note">Note</h4><p>If·you·need·the·DER·encoded·version·of·the·certificate·and·have |
| Offset 3366, 17 lines modified | Offset 3366, 17 lines modified | ||
| 3366 | certificate·is·in·agreement·with·at·least·one·of·the·<em>Reference·Identifier</em>·that | 3366 | certificate·is·in·agreement·with·at·least·one·of·the·<em>Reference·Identifier</em>·that |
| 3367 | the·client·expects·to·be·connected·to.</p><p>The·function·is·intended·to·be·added·as·an·extra·client·check·of·the | 3367 | the·client·expects·to·be·connected·to.</p><p>The·function·is·intended·to·be·added·as·an·extra·client·check·of·the |
| 3368 | peer·certificate·when·performing | 3368 | peer·certificate·when·performing |
| 3369 | <a·href="#pkix_path_validation/3">public_key:pkix_path_validation/3</a></p><p>See·<a·href="https://tools.ietf.org/html/rfc6125">RFC·6125</a>·for·detailed·information | 3369 | <a·href="#pkix_path_validation/3">public_key:pkix_path_validation/3</a></p><p>See·<a·href="https://tools.ietf.org/html/rfc6125">RFC·6125</a>·for·detailed·information |
| 3370 | about·hostname·verification.·The | 3370 | about·hostname·verification.·The |
| 3371 | <a·href="using_public_key.html#verify_hostname">User's·Guide</a>·and | 3371 | <a·href="using_public_key.html#verify_hostname">User's·Guide</a>·and |
| 3372 | <a·href="using_public_key.html#verify_hostname_examples">code·examples</a>·describes·this | 3372 | <a·href="using_public_key.html#verify_hostname_examples">code·examples</a>·describes·this |
| 3373 | function·more·detailed.</p><p>The·option·funs·are·described·here:</p><ul><li><p><strong><code·class="inline">match_fun</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="5681564777-1">(</span><span·class="n">ReferenceId</span><span·class="p">:</span><span·class="p">:</span><span·class="n">ReferenceId</span><span·class="p"·data-group-id="5681564777-2">(</span><span·class="p"·data-group-id="5681564777-2">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">FQDN</span><span·class="p">:</span><span·class="p">:</span><span·class="nf">string</span><span·class="p"·data-group-id="5681564777-3">(</span><span·class="p"·data-group-id="5681564777-3">)</span><span·class="p">,</span><span·class="w"> | ||
| 3374 | 3373 | function·more·detailed.</p><p>The·option·funs·are·described·here:</p><ul><li><p><strong><code·class="inline">match_fun</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="3659145827-1[·...·truncated·by·diffoscope;·len:·532,·SHA:·5fe2e17e0ac5e19cfe5798477b9d075764847b910aaf70784e678234df19213b·...·]</span><span·class="w"> | |
| 3374 | ····</span><span·class="n">PresentedId</span><span·class="p">:</span><span·class="p">:</span><span·class="p"·data-group-id="3659145827-4">{</span><span·class="ss">dNSName</span><span·class="p">,</span><span·class="nf">string</span><span·class="p"·data-group-id="3659145827-5">(</span><span·class="p"·data-group-id="3659145827-5">)</span><span·class="p"·data-group-id="3659145827-4">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="3659145827-6">{</span><span·class="ss">uniformResourceIdentifier</span><span·class="p">,</span><span·class="nf">string</span><span·class="p"·data-group-id="3659145827-7">(</span><span·class="p"·data-group-id="3659145827-7">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> | ||
| 3375 | ·················</span><span·class="p"·data-group-id=" | 3375 | ·················</span><span·class="p"·data-group-id="3659145827-8">{</span><span·class="ss">iPAddress</span><span·class="p">,</span><span·class="nf">list</span><span·class="p"·data-group-id="3659145827-9">(</span><span·class="nf">byte</span><span·class="p"·data-group-id="3659145827-10">(</span><span·class="p[·...·truncated·by·diffoscope;·len:·952,·SHA:·99f16f3fe8a19c00d33ade3f87c6bfc0b11781703fab08f267e2c360fe3babfd·...·]7-1">)</span></code></pre><p>This·function·replaces·the·default·host·name·matching·rules.·The·fun·should |
| 3376 | return·a·boolean·to·tell·if·the·Reference·ID·and·Presented·ID·matches·or·not. | 3376 | return·a·boolean·to·tell·if·the·Reference·ID·and·Presented·ID·matches·or·not. |
| 3377 | The·match·fun·can·also·return·a·third·value,·value,·the·atom·<code·class="inline">default</code>,·if·the | 3377 | The·match·fun·can·also·return·a·third·value,·value,·the·atom·<code·class="inline">default</code>,·if·the |
| 3378 | default·matching·rules·shall·apply.·This·makes·it·possible·to·augment·the | 3378 | default·matching·rules·shall·apply.·This·makes·it·possible·to·augment·the |
| 3379 | tests·with·a·special·case:</p><pre><code·class="text">fun(....)·->·true;···%·My·special·case | 3379 | tests·with·a·special·case:</p><pre><code·class="text">fun(....)·->·true;···%·My·special·case |
| 3380 | ···(_,·_)·->·default·%·all·others·falls·back·to·the·inherit·tests | 3380 | ···(_,·_)·->·default·%·all·others·falls·back·to·the·inherit·tests |
| 3381 | end</code></pre><p>See·<a·href="#pkix_verify_hostname_match_fun/1"><code·class="inline">pkix_verify_hostname_match_fun/1</code></a>·for·a·function·that·takes·a·protocol | 3381 | end</code></pre><p>See·<a·href="#pkix_verify_hostname_match_fun/1"><code·class="inline">pkix_verify_hostname_match_fun/1</code></a>·for·a·function·that·takes·a·protocol |
| 3382 | name·as·argument·and·returns·a·<code·class="inline">fun/2</code>·suitable·for·this·option·and | 3382 | name·as·argument·and·returns·a·<code·class="inline">fun/2</code>·suitable·for·this·option·and |
| Offset 3560, 22 lines modified | Offset 3560, 22 lines modified | ||
| 3560 | ····································revocation_status_undetermined·| | 3560 | ····································revocation_status_undetermined·| |
| 3561 | ····································{revocation_status_undetermined,·Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()}·| | 3561 | ····································{revocation_status_undetermined,·Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()}·| |
| 3562 | ····································{revoked,·<a·href="#t:crl_reason/0">crl_reason</a>()}.</pre> | 3562 | ····································{revoked,·<a·href="#t:crl_reason/0">crl_reason</a>()}.</pre> |
| 3563 | ······</div> | 3563 | ······</div> |
| 3564 | <p>Performs·CRL·validation.·It·is·intended·to·be·called·from·the·verify·fun·of | 3564 | <p>Performs·CRL·validation.·It·is·intended·to·be·called·from·the·verify·fun·of |
| 3565 | <a·href="#pkix_path_validation/3">pkix_path_validation/3·</a>.</p><p>Available·options:</p><ul><li><p><strong>{update_crl,·fun()}</strong>·-·The·fun·has·the·following·type·specification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 3565 | <a·href="#pkix_path_validation/3">pkix_path_validation/3·</a>.</p><p>Available·options:</p><ul><li><p><strong>{update_crl,·fun()}</strong>·-·The·fun·has·the·following·type·specification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="4257472181-1">(</span><span·class="o">#</span><span·class="ss">'DistributionPoint'</span><span·class="p"·data-group-id="4257472181-2">{</span><span·class="p"·data-group-id="4257472181-2">}</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·215,·SHA:·7f93a643d8fc985700e3be05e59eb0b8e3b8ae05832da5d10914b2d6b5669b55·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 3566 | ········</span><span·class="o">#</span><span·class="ss">'CertificateList'</span><span·class="p"·data-group-id=" | 3566 | ········</span><span·class="o">#</span><span·class="ss">'CertificateList'</span><span·class="p"·data-group-id="4257472181-4">{</span><span·class="p"·data-group-id="4257472181-4">}</span></code></pre><p>The·fun·uses·the·information·in·the·distribution·point·to·access·the·latest |
| 3567 | possible·version·of·the·CRL.·If·this·fun·is·not·specified,·Public·Key·uses·the | 3567 | possible·version·of·the·CRL.·If·this·fun·is·not·specified,·Public·Key·uses·the |
| 3568 | default·implementation:</p><pre><code·class="text">·fun(_DP,·CRL)·->·CRL·end</code></pre></li><li><p><strong>{issuer_fun,·{fun(),·UserState::term()}}</strong>·-·The·fun·has·the·following·type | 3568 | default·implementation:</p><pre><code·class="text">·fun(_DP,·CRL)·->·CRL·end</code></pre></li><li><p><strong>{issuer_fun,·{fun(),·UserState::term()}}</strong>·-·The·fun·has·the·following·type |
| 3569 | specification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 3569 | specification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="3955680056-1">(</span><span·class="o">#</span><span·class="ss">'DistributionPoint'</span><span·class="p"·data-group-id="3955680056-2">{</span><span·class="p"·data-group-id="3955680056-2">}</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·162,·SHA:·2ce137c5f808012c6b6145f6c0eb599debfa051923eae4b09a75f41fe6dc8945·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 3570 | ····</span><span·class="p"·data-group-id="7620599149-4">{</span><span·class="ss">rdnSequence</span><span·class="p">,</span><span·class="p"·data-group-id="7620599149-5">[</span><span·class="o">#</span><span·class="ss">'AttributeTypeAndValue'</span><span·class="p"·data-group-id="7620599149-6">{</span><span·class="p"·data-group-id="7620599149-6">}</span><span·class="p"·data-group-id="7620599149-5">]</span><span·class="p"·data-group-id="7620599149-4">}</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="p">:</span><span·class="p">:</span><span·class="nf">term</span><span·class="p"·data-group-id="7620599149-7">(</span><span·class="p"·data-group-id="7620599149-7">)</span><span·class="p"·data-group-id="7620599149-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 3571 | ··</span><span·class="p"·data-group-id=" | 3570 | ····</span><span·class="p"·data-group-id="3955680056-4">{</span><span·class="ss">rdnSequence</span><span·class="p">,</span><span·class="p"·data-group-id="3955680056-5">[</span><span·class="o">#</span><span·class="ss">'AttributeTypeAndValue'</span><sp[·...·truncated·by·diffoscope;·len:·592,·SHA:·142028b9ba23fa0a94a69debd503cb1a4f1cae79f95e329af4f657de87be689e·...·] |
| 3571 | ··</span><span·class="p"·data-group-id="3955680056-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'OTPCertificate'</span><span·class="p"·data-group-id="3955680056-9">{</span><span·class="p"·data-group-id="3955680056-9">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3955680056-10">[</span><span·class="ss">der_encoded</span><span·class="p"·data-group-id="3955680056-10">]</span><span·class="p"·data-group-id="3955680056-8">}</span></code></pre><p>The·fun·returns·the·root·certificate·and·certificate·chain·that·has·signed·the | ||
| 3572 | CRL.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 3572 | CRL.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="6070786001-1">(</span><span·class="n">DP</span><span·class="p">,</span><span·class="w">·</span><span·class="n">CRL</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Issuer</span><span·class="p">,</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·430,·SHA:·0590bcfd685c777de7ddd8a8d28bd04edc7b5925d2cba308ff7eba29c5de289f·...·]-2">}</span></code></pre></li><li><p><strong>{undetermined_details,·boolean()}</strong>·-·Defaults·to·false.·When·revocation |
| 3573 | status·cannot·be·determined,·and·this·option·is·set·to·true,·details·of·why·no | 3573 | status·cannot·be·determined,·and·this·option·is·set·to·true,·details·of·why·no |
| 3574 | CRLs·where·accepted·are·included·in·the·return·value.</p></li></ul> | 3574 | CRLs·where·accepted·are·included·in·the·return·value.</p></li></ul> |
| 3575 | ··</section> | 3575 | ··</section> |
| 3576 | </section> | 3576 | </section> |
| 3577 | <section·class="detail"·id="pkix_dist_point/1"> | 3577 | <section·class="detail"·id="pkix_dist_point/1"> |
| 3578 | ··<div·class="detail-header"> | 3578 | ··<div·class="detail-header"> |
| Offset 3899, 26 lines modified | Offset 3899, 26 lines modified | ||
| 3899 | certificate,·but·makes·the·certificate·useful·for·both·roles.</p><p>Explanation·of·the·options·used·to·customize·certificates·in·the·generated | 3899 | certificate,·but·makes·the·certificate·useful·for·both·roles.</p><p>Explanation·of·the·options·used·to·customize·certificates·in·the·generated |
| 3900 | chains:</p><ul><li><p><strong>{digest,·digest_type()}</strong>·-·Hash·algorithm·to·be·used·for·signing·the | 3900 | chains:</p><ul><li><p><strong>{digest,·digest_type()}</strong>·-·Hash·algorithm·to·be·used·for·signing·the |
| 3901 | certificate·together·with·the·key·option.·Defaults·to·sha·that·is·sha1.</p></li><li><p><strong>{key,··ec_params()|·{rsa,·Size:pos_integer(),·Prime::pos_integer()}·|·private_key()}</strong>·-·Parameters·to·be·used·to·call | 3901 | certificate·together·with·the·key·option.·Defaults·to·sha·that·is·sha1.</p></li><li><p><strong>{key,··ec_params()|·{rsa,·Size:pos_integer(),·Prime::pos_integer()}·|·private_key()}</strong>·-·Parameters·to·be·used·to·call |
| 3902 | public_key:generate_key/1,·to·generate·a·key,·or·an·existing·key.·Defaults·to | 3902 | public_key:generate_key/1,·to·generate·a·key,·or·an·existing·key.·Defaults·to |
| 3903 | generating·an·ECDSA·key.·Note·this·could·fail·if·Erlang/OTP·is·compiled·with·a | 3903 | generating·an·ECDSA·key.·Note·this·could·fail·if·Erlang/OTP·is·compiled·with·a |
| 3904 | very·old·cryptolib.</p></li><li><p><strong>{validity,·{From::erlang:timestamp(),·To::erlang:timestamp()}}</strong>·-·The | 3904 | very·old·cryptolib.</p></li><li><p><strong>{validity,·{From::erlang:timestamp(),·To::erlang:timestamp()}}</strong>·-·The |
| 3905 | validity·period·of·the·certificate.</p></li><li><p><strong>{extensions,·[#'Extension'{}]}</strong>·-·Extensions·to·include·in·the | 3905 | validity·period·of·the·certificate.</p></li><li><p><strong>{extensions,·[#'Extension'{}]}</strong>·-·Extensions·to·include·in·the |
| 3906 | certificate.</p><p>Default·extensions·included·in·CA·certificates·if·not·otherwise·specified·are:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 3906 | certificate.</p><p>Default·extensions·included·in·CA·certificates·if·not·otherwise·specified·are:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3754215803-1">[</span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id="3754215803-2">{</span><span·class="ss">extnID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">'id-ce-keyUsage'</span><span·class="p">,</span><span·class="w"> |
| 3907 | ··············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 3907 | ··············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3754215803-3">[</span><span·class="ss">keyCertSign</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">cRLSign</span><span·class="p"·data-group-id="3754215803-3">]</span><span·class="p">,</span><span·class="w"> |
| 3908 | ··············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id=" | 3908 | ··············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="3754215803-2">}</span><span·class="p">,</span><span·class="w"> |
| 3909 | </span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id=" | 3909 | </span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id="3754215803-4">{</span><span·class="ss">extnID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">'id-ce-basicConstraints'</span><span·class="p">,</span><span·class="w"> |
| 3910 | ·············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'BasicConstraints'</span><span·class="p"·data-group-id=" | 3910 | ·············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'BasicConstraints'</span><span·class="p"·data-group-id="3754215803-5">{</span><span·class="ss">cA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="3754215803-5">}</span><span·class="p">,</span><span·class="w"> |
| 3911 | ·············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id=" | 3911 | ·············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="3754215803-4">}</span><span·class="p"·data-group-id="3754215803-1">]</span></code></pre><p>Default·extensions·included·in·the·server·peer·cert·if·not·otherwise·specified |
| 3912 | are:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 3912 | are:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8624133379-1">[</span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id="8624133379-2">{</span><span·class="ss">extnID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">'id-ce-keyUsage'</span><span·class="p">,</span><span·class="w"> |
| 3913 | ··············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 3913 | ··············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8624133379-3">[</span><span·class="ss">digitalSignature</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">keyAgreement</span><span·class="p"·data-group-id="8624133379-3">]</span><span·class="p">,</span><span·class="w"> |
| 3914 | ··············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id=" | 3914 | ··············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="8624133379-2">}</span><span·class="p">,</span><span·class="w"> |
| 3915 | </span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id=" | 3915 | </span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id="8624133379-4">{</span><span·class="ss">extnID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">'id-ce-subjectAltName'</span><span·class="p">,</span><span·class="w"> |
| 3916 | ·············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 3916 | ·············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8624133379-5">[</span><span·class="p"·data-group-id="8624133379-6">{</span><span·class="ss">dNSName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Hostname</span><span·class="p"·data-group-id="8624133379-6">}</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·53cbe3869700a74b0821b4309c811a7efb3dab236aefad8e08afdf60bc1d978f·...·]-5">]</span><span·class="p">,</span><span·class="w"> |
| 3917 | ·············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id=" | 3917 | ·············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="8624133379-4">}</span><span·class="p"·data-group-id="8624133379-1">]</span></code></pre><p>Hostname·is·the·result·of·calling·net_adm:localhost()·in·the·Erlang·node·where |
| 3918 | this·function·is·called.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Note·that·the·generated·certificates·and·keys·does·not·provide·a·formally | 3918 | this·function·is·called.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Note·that·the·generated·certificates·and·keys·does·not·provide·a·formally |
| 3919 | correct·PKIX-trust-chain·and·they·cannot·be·used·to·achieve·real·security. | 3919 | correct·PKIX-trust-chain·and·they·cannot·be·used·to·achieve·real·security. |
| 3920 | This·function·is·provided·for·testing·purposes·only.</p></section> | 3920 | This·function·is·provided·for·testing·purposes·only.</p></section> |
| 3921 | ··</section> | 3921 | ··</section> |
| 3922 | </section> | 3922 | </section> |
| 3923 | <section·class="detail"·id="pkix_test_root_cert/2"> | 3923 | <section·class="detail"·id="pkix_test_root_cert/2"> |
| Offset 4244, 15 lines modified | Offset 4244, 15 lines modified | ||
| 4244 | ······<p·class="built-using"> | 4244 | ······<p·class="built-using"> |
| 4245 | ········Built·using | 4245 | ········Built·using |
| 4246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 4246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 4247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 4247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 4248 | ······</p> | 4248 | ······</p> |
| 4249 | <p>Copyright·©·1996-202 | 4249 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 4250 | ····</footer> | 4250 | ····</footer> |
| 4251 | ··</div> | 4251 | ··</div> |
| 4252 | </main> | 4252 | </main> |
| 4253 | </div> | 4253 | </div> |
| 4254 | <script> | 4254 | <script> |
| 4255 | ··function·mermaidLoaded()·{ | 4255 | ··function·mermaidLoaded()·{ |
| 4256 | ····mermaid.initialize({ | 4256 | ····mermaid.initialize({ |
| Offset 221, 15 lines modified | Offset 221, 15 lines modified | ||
| 221 | ······<p·class="built-using"> | 221 | ······<p·class="built-using"> |
| 222 | ········Built·using | 222 | ········Built·using |
| 223 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 223 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 224 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 224 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 225 | ······</p> | 225 | ······</p> |
| 226 | <p>Copyright·©·1996-202 | 226 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 227 | ····</footer> | 227 | ····</footer> |
| 228 | ··</div> | 228 | ··</div> |
| 229 | </main> | 229 | </main> |
| 230 | </div> | 230 | </div> |
| 231 | <script> | 231 | <script> |
| 232 | ··function·mermaidLoaded()·{ | 232 | ··function·mermaidLoaded()·{ |
| 233 | ····mermaid.initialize({ | 233 | ····mermaid.initialize({ |
| Offset 125, 428 lines modified | Offset 125, 428 lines modified | ||
| 125 | ····<span>Public-Key·Records</span> | 125 | ····<span>Public-Key·Records</span> |
| 126 | ··</h1> | 126 | ··</h1> |
| 127 | <p>This·chapter·briefly·describes·Erlang·records·derived·from·ASN.1·specifications | 127 | <p>This·chapter·briefly·describes·Erlang·records·derived·from·ASN.1·specifications |
| 128 | used·to·handle·public·key·infrastructure.·The·scope·is·to·describe·the·data | 128 | used·to·handle·public·key·infrastructure.·The·scope·is·to·describe·the·data |
| 129 | types·of·each·component,·not·the·semantics.·For·information·on·the·semantics, | 129 | types·of·each·component,·not·the·semantics.·For·information·on·the·semantics, |
| 130 | refer·to·the·relevant·standards·and·RFCs·linked·in·the·sections·below.</p><p>Use·the·following·include·directive·to·get·access·to·the·records·and·constant | 130 | refer·to·the·relevant·standards·and·RFCs·linked·in·the·sections·below.</p><p>Use·the·following·include·directive·to·get·access·to·the·records·and·constant |
| 131 | macros·described·in·the·following·sections:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="8 | 131 | macros·described·in·the·following·sections:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="9896630417-1">(</span><span·class="s">"public_key/include/public_key.hrl"</span><span·class="p"·data-group-id="9896630417-1">)</span><span·class="p">.</span></code></pre><h2·id="data-types"·class="section-heading"> |
| 132 | ··<a·href="#data-types"·class="hover-link"> | 132 | ··<a·href="#data-types"·class="hover-link"> |
| 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 134 | ··</a> | 134 | ··</a> |
| 135 | ··<span·class="text">Data·Types</span> | 135 | ··<span·class="text">Data·Types</span> |
| 136 | </h2> | 136 | </h2> |
| 137 | <p>Common·non-standard·Erlang·data·types·used·to·describe·the·record·fields·in·the | 137 | <p>Common·non-standard·Erlang·data·types·used·to·describe·the·record·fields·in·the |
| 138 | following·sections·and·which·are·not·defined·in·the·Public·Key | 138 | following·sections·and·which·are·not·defined·in·the·Public·Key |
| 139 | <a·href="public_key.html">Reference·Manual</a>·follows·here:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">time</span><span·class="p"·data-group-id=" | 139 | <a·href="public_key.html">Reference·Manual</a>·follows·here:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">time</span><span·class="p"·data-group-id="9754889326-1">(</span><span·class="p"·data-group-id="9754889326-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">utc_time</span><span·class="p"·data-group-id="9754889326-2">(</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·231,·SHA:·d3e72735027570ab3e9fac9d9ee025f256987d8c466404faa38cdd5cbfc1fdfd·...·]-3">)</span><span·class="w"> |
| 140 | </span><span·class="nf">utc_time</span><span·class="p"·data-group-id=" | 140 | </span><span·class="nf">utc_time</span><span·class="p"·data-group-id="9754889326-4">(</span><span·class="p"·data-group-id="9754889326-4">)</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9754889326-5">{</span><span·class="ss">utcTime</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·113,·SHA:·6e3e3cb5c171c59e627e44016ba2620201cbd57323d28128bfbfe256ca8545cc·...·]-5">}</span><span·class="w"> |
| 141 | </span><span·class="nf">general_time</span><span·class="p"·data-group-id=" | 141 | </span><span·class="nf">general_time</span><span·class="p"·data-group-id="9754889326-6">(</span><span·class="p"·data-group-id="9754889326-6">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9754889326-7">{</span><span·class="ss">generalTime</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·118,·SHA:·d4622ed23abe53a491cef45d0570033cd51a712e8db61a69cacf29116a1bcc88·...·]-7">}</span><span·class="w"> |
| 142 | </span><span·class="nf">general_name</span><span·class="p"·data-group-id=" | 142 | </span><span·class="nf">general_name</span><span·class="p"·data-group-id="9754889326-8">(</span><span·class="p"·data-group-id="9754889326-8">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9754889326-9">{</span><span·class="ss">rfc822Name</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·205,·SHA:·4dc0b1e4a9bc90ad9c50af1973eef465c21fff8d1561b1f0574856ee76664ed9·...·]-9">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 143 | ·················</span><span·class="p"·data-group-id=" | 143 | ·················</span><span·class="p"·data-group-id="9754889326-11">{</span><span·class="ss">dNSName</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="9754889326-12">(</span><span·class="p"·data-group-id="9754889326-12">)</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·16012754cd2a81e9fa1f1ff193acf24d614fffa98791b3c1e8b5c1135366b999·...·]-11">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 144 | ·················</span><span·class="p"·data-group-id=" | 144 | ·················</span><span·class="p"·data-group-id="9754889326-13">{</span><span·class="ss">x400Address</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="9754889326-14">(</span><span·class="p"·data-group-id="9754889326-14">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 145 | ·················</span><span·class="p"·data-group-id=" | 145 | ·················</span><span·class="p"·data-group-id="9754889326-15">{</span><span·class="ss">directoryName</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9754889326-16">{</span><span·class="ss">rdnSequence</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·379,·SHA:·99531f734835fecbb1bdac699db888e07bd34f5747f8581e0a4c82890c5fd487·...·]-15">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 146 | ·················</span><span·class="p"·data-group-id=" | 146 | ·················</span><span·class="p"·data-group-id="9754889326-19">{</span><span·class="ss">ediPartyName</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">special_string</span><span·class="p"·data-group-id="9754889326-20">(</span><span·class="p"·data-group-id="9754889326-20">)</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·cb5931d06879a3dcfa3afc747ae439319a43c610bc95d0330c17905f66e1d265·...·]-19">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 147 | ·················</span><span·class="p"·data-group-id=" | 147 | ·················</span><span·class="p"·data-group-id="9754889326-21">{</span><span·class="ss">ediPartyName</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">special_string</span><span·class="p"·data-group-id="9754889326-22">(</span><span·class="p"·data-group-id="9754889326-22">)</span><sp[·...·truncated·by·diffoscope;·len:·232,·SHA:·fa7597b8774210fb58e4d830b57af3449d2cb573fbd72befbb37494a6091f010·...·]-21">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 148 | ·················</span><span·class="p"·data-group-id=" | 148 | ·················</span><span·class="p"·data-group-id="9754889326-24">{</span><span·class="ss">uniformResourceIdentifier</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="9754889326-25">(</span><span·class="p"·data-group-id="9754889326-25">)</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·dac92f1f7079ec698a30757e2de4876627d64de8c3c8e35343144069c35709ba·...·]-24">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 149 | ·················</span><span·class="p"·data-group-id=" | 149 | ·················</span><span·class="p"·data-group-id="9754889326-26">{</span><span·class="ss">iPAddress</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="9754889326-27">(</span><span·class="p"·data-group-id="9754889326-27">)</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·aee2b1daedd1d0be938baadfde68ea680893e5d4e2d328d93694c59f75f6dc7a·...·]-26">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 150 | ·················</span><span·class="p"·data-group-id=" | 150 | ·················</span><span·class="p"·data-group-id="9754889326-28">{</span><span·class="ss">registeredId</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">oid</span><span·class="p"·data-group-id="9754889326-29">(</span><span·class="p"·data-group-id="9754889326-29">)</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·aee2b1daedd1d0be938baadfde68ea680893e5d4e2d328d93694c59f75f6dc7a·...·]-28">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 151 | ·················</span><span·class="p"·data-group-id=" | 151 | ·················</span><span·class="p"·data-group-id="9754889326-30">{</span><span·class="ss">otherName</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="9754889326-31">(</span><span·class="p"·data-group-id="9754889326-31">)</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·16012754cd2a81e9fa1f1ff193acf24d614fffa98791b3c1e8b5c1135366b999·...·]-30">}</span><span·class="w"> |
| 152 | </span><span·class="nf">special_string</span><span·class="p"·data-group-id=" | 152 | </span><span·class="nf">special_string</span><span·class="p"·data-group-id="9754889326-32">(</span><span·class="p"·data-group-id="9754889326-32">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9754889326-33">{</span><span·class="ss">teletexString</span><span·class="p">[·...·truncated·by·diffoscope;·len:·211,·SHA:·93e352d1080b54ff14ad4d606dd1f3b539992d597f106dcf6fdb46102fdba00f·...·]-33">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 153 | · | 153 | · |
| 154 | ···················</span><span·class="p"·data-group-id=" | 154 | ···················</span><span·class="p"·data-group-id="9754889326-35">{</span><span·class="ss">printableString</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="9754889326-36">(</span><span·class="p"·data-group-id="9754889326-36">)</span><span·cl[·...·truncated·by·diffoscope;·len:·33,·SHA:·d4fe2c58955e7426d929774045eb40c7597a0f65973344d8723749870684cf16·...·]-35">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 155 | ···················</span><span·class="p"·data-group-id=" | 155 | ···················</span><span·class="p"·data-group-id="9754889326-37">{</span><span·class="ss">universalString</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="9754889326-38">(</span><span·class="p"·data-group-id="9754889326-38">)</span><span·cl[·...·truncated·by·diffoscope;·len:·33,·SHA:·d4fe2c58955e7426d929774045eb40c7597a0f65973344d8723749870684cf16·...·]-37">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 156 | ···················</span><span·class="p"·data-group-id=" | 156 | ···················</span><span·class="p"·data-group-id="9754889326-39">{</span><span·class="ss">utf8String</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="9754889326-40">(</span><span·class="p"·data-group-id="9754889326-40">)</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·18a1f172073560b129e4db37d8742473de9e5ac9f2c65eaebefa01660434fe48·...·]-39">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 157 | ···················</span><span·class="p"·data-group-id=" | 157 | ···················</span><span·class="p"·data-group-id="9754889326-41">{</span><span·class="ss">bmpString</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="9754889326-42">(</span><span·class="p"·data-group-id="9754889326-42">)</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·aee2b1daedd1d0be938baadfde68ea680893e5d4e2d328d93694c59f75f6dc7a·...·]-41">}</span><span·class="w"> |
| 158 | </span><span·class="nf">dist_reason</span><span·class="p"·data-group-id=" | 158 | </span><span·class="nf">dist_reason</span><span·class="p"·data-group-id="9754889326-43">(</span><span·class="p"·data-group-id="9754889326-43">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">unused</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">keyCompromise</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">cACompromise</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">affiliationChanged</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 159 | ················</span><span·class="ss">cessationOfOperation</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">certificateHold</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">privilegeWithdrawn</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">aACompromise</span><span·class="w"> | 159 | ················</span><span·class="ss">cessationOfOperation</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">certificateHold</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">privilegeWithdrawn</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">aACompromise</span><span·class="w"> |
| 160 | </span><span·class="n">OID_macro</span><span·class="p"·data-group-id=" | 160 | </span><span·class="n">OID_macro</span><span·class="p"·data-group-id="9754889326-44">(</span><span·class="p"·data-group-id="9754889326-44">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">OID_name</span><span·class="p"·data-group-id="9754889326-45">(</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·dac92f1f7079ec698a30757e2de4876627d64de8c3c8e35343144069c35709ba·...·]-45">)</span><span·class="w"> |
| 161 | </span><span·class="n">OID_name</span><span·class="p"·data-group-id=" | 161 | </span><span·class="n">OID_name</span><span·class="p"·data-group-id="9754889326-46">(</span><span·class="p"·data-group-id="9754889326-46">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="9754889326-47">(</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·8248cd643aa00f7b3d1435bf9e061229be540e5c1114fbf96f652b16bdde7e1f·...·]-47">)</span></code></pre><h2·id="rsa"·class="section-heading"> |
| 162 | ··<a·href="#rsa"·class="hover-link"> | 162 | ··<a·href="#rsa"·class="hover-link"> |
| 163 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 163 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 164 | ··</a> | 164 | ··</a> |
| 165 | ··<span·class="text">RSA</span> | 165 | ··<span·class="text">RSA</span> |
| 166 | </h2> | 166 | </h2> |
| 167 | <p>Erlang·representation·of | 167 | <p>Erlang·representation·of |
| 168 | <a·href="http://www.ietf.org/rfc/rfc3447.txt">Rivest-Shamir-Adleman·cryptosystem·(RSA)</a> | 168 | <a·href="http://www.ietf.org/rfc/rfc3447.txt">Rivest-Shamir-Adleman·cryptosystem·(RSA)</a> |
| 169 | keys·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">'RSAPublicKey'</span><span·class="p"·data-group-id=" | 169 | keys·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">'RSAPublicKey'</span><span·class="p"·data-group-id="1395103286-1">{</span><span·class="w"> |
| 170 | ···</span><span·class="ss">modulus</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 170 | ···</span><span·class="ss">modulus</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 171 | ···</span><span·class="ss">publicExponent</span><span·class="w">·</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 171 | ···</span><span·class="ss">publicExponent</span><span·class="w">·</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 172 | ··</span><span·class="p"·data-group-id=" | 172 | ··</span><span·class="p"·data-group-id="1395103286-1">}</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="o">#</span><span·class="ss">'RSAPrivateKey'</span><span·class="p"·data-group-id=" | 173 | </span><span·class="o">#</span><span·class="ss">'RSAPrivateKey'</span><span·class="p"·data-group-id="1395103286-2">{</span><span·class="w"> |
| 174 | ···</span><span·class="ss">version</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·two-prime·|·multi</span><span·class="w"> | 174 | ···</span><span·class="ss">version</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·two-prime·|·multi</span><span·class="w"> |
| 175 | ···</span><span·class="ss">modulus</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 175 | ···</span><span·class="ss">modulus</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 176 | ···</span><span·class="ss">publicExponent</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 176 | ···</span><span·class="ss">publicExponent</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 177 | ···</span><span·class="ss">privateExponent</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 177 | ···</span><span·class="ss">privateExponent</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 178 | ···</span><span·class="ss">prime1</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 178 | ···</span><span·class="ss">prime1</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 179 | ···</span><span·class="ss">prime2</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 179 | ···</span><span·class="ss">prime2</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 180 | ···</span><span·class="ss">exponent1</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 180 | ···</span><span·class="ss">exponent1</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 181 | ···</span><span·class="ss">exponent2</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 181 | ···</span><span·class="ss">exponent2</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 182 | ···</span><span·class="ss">coefficient</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 182 | ···</span><span·class="ss">coefficient</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 183 | ···</span><span·class="ss">otherPrimeInfos</span><span·class="w">··</span><span·class="c1">%·[#OtherPrimeInfo{}]·|·asn1_NOVALUE</span><span·class="w"> | 183 | ···</span><span·class="ss">otherPrimeInfos</span><span·class="w">··</span><span·class="c1">%·[#OtherPrimeInfo{}]·|·asn1_NOVALUE</span><span·class="w"> |
| 184 | ··</span><span·class="p"·data-group-id=" | 184 | ··</span><span·class="p"·data-group-id="1395103286-2">}</span><span·class="p">.</span><span·class="w"> |
| 185 | </span><span·class="o">#</span><span·class="ss">'OtherPrimeInfo'</span><span·class="p"·data-group-id=" | 185 | </span><span·class="o">#</span><span·class="ss">'OtherPrimeInfo'</span><span·class="p"·data-group-id="1395103286-3">{</span><span·class="w"> |
| 186 | ···</span><span·class="ss">prime</span><span·class="p">,</span><span·class="w">···········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 186 | ···</span><span·class="ss">prime</span><span·class="p">,</span><span·class="w">···········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 187 | ···</span><span·class="ss">exponent</span><span·class="p">,</span><span·class="w">········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 187 | ···</span><span·class="ss">exponent</span><span·class="p">,</span><span·class="w">········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 188 | ···</span><span·class="ss">coefficient</span><span·class="w">······</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 188 | ···</span><span·class="ss">coefficient</span><span·class="w">······</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 189 | ··</span><span·class="p"·data-group-id=" | 189 | ··</span><span·class="p"·data-group-id="1395103286-3">}</span><span·class="p">.</span><span·class="w"> |
| 190 | </span><span·class="o">#</span><span·class="ss">'RSASSA-PSS-params'</span><span·class="p"·data-group-id=" | 190 | </span><span·class="o">#</span><span·class="ss">'RSASSA-PSS-params'</span><span·class="p"·data-group-id="1395103286-4">{</span><span·class="w"> |
| 191 | ···</span><span·class="ss">hashAlgorithm</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%·#'HashAlgorithm'{}},</span><span·class="w"> | 191 | ···</span><span·class="ss">hashAlgorithm</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%·#'HashAlgorithm'{}},</span><span·class="w"> |
| 192 | ···</span><span·class="ss">maskGenAlgorithm</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·#'MaskGenAlgorithm'{}},</span><span·class="w"> | 192 | ···</span><span·class="ss">maskGenAlgorithm</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·#'MaskGenAlgorithm'{}},</span><span·class="w"> |
| 193 | ···</span><span·class="ss">saltLength</span><span·class="p">,</span><span·class="w">········</span><span·class="c1">%·pos_integer(),</span><span·class="w"> | 193 | ···</span><span·class="ss">saltLength</span><span·class="p">,</span><span·class="w">········</span><span·class="c1">%·pos_integer(),</span><span·class="w"> |
| 194 | ···</span><span·class="ss">trailerField</span><span·class="p">,</span><span·class="w">······</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 194 | ···</span><span·class="ss">trailerField</span><span·class="p">,</span><span·class="w">······</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 195 | ··</span><span·class="p"·data-group-id=" | 195 | ··</span><span·class="p"·data-group-id="1395103286-4">}</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="o">#</span><span·class="ss">'HashAlgorithm'</span><span·class="p"·data-group-id=" | 196 | </span><span·class="o">#</span><span·class="ss">'HashAlgorithm'</span><span·class="p"·data-group-id="1395103286-5">{</span><span·class="w"> |
| 197 | ···</span><span·class="ss">algorithm</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·oid()</span><span·class="w"> | 197 | ···</span><span·class="ss">algorithm</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·oid()</span><span·class="w"> |
| 198 | ···</span><span·class="ss">parameters</span><span·class="w">··</span><span·class="c1">%·defaults·to·asn1_NOVALUE</span><span·class="w"> | 198 | ···</span><span·class="ss">parameters</span><span·class="w">··</span><span·class="c1">%·defaults·to·asn1_NOVALUE</span><span·class="w"> |
| 199 | ··</span><span·class="p"·data-group-id=" | 199 | ··</span><span·class="p"·data-group-id="1395103286-5">}</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="o">#</span><span·class="ss">'MaskGenAlgorithm'</span><span·class="p"·data-group-id=" | 200 | </span><span·class="o">#</span><span·class="ss">'MaskGenAlgorithm'</span><span·class="p"·data-group-id="1395103286-6">{</span><span·class="w"> |
| 201 | ···</span><span·class="ss">algorithm</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·oid()</span><span·class="w"> | 201 | ···</span><span·class="ss">algorithm</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·oid()</span><span·class="w"> |
| 202 | ···</span><span·class="ss">parameters</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·defaults·to·asn1_NOVALUE</span><span·class="w"> | 202 | ···</span><span·class="ss">parameters</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·defaults·to·asn1_NOVALUE</span><span·class="w"> |
| 203 | ··</span><span·class="p"·data-group-id=" | 203 | ··</span><span·class="p"·data-group-id="1395103286-6">}</span><span·class="p">.</span></code></pre><h2·id="dsa"·class="section-heading"> |
| 204 | ··<a·href="#dsa"·class="hover-link"> | 204 | ··<a·href="#dsa"·class="hover-link"> |
| 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 206 | ··</a> | 206 | ··</a> |
| 207 | ··<span·class="text">DSA</span> | 207 | ··<span·class="text">DSA</span> |
| 208 | </h2> | 208 | </h2> |
| 209 | <p>Erlang·representation·of | 209 | <p>Erlang·representation·of |
| 210 | <a·href="http://www.ietf.org/rfc/rfc6979.txt">Digital·Signature·Algorithm·(DSA)</a>·keys</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">'DSAPrivateKey'</span><span·class="p"·data-group-id=" | 210 | <a·href="http://www.ietf.org/rfc/rfc6979.txt">Digital·Signature·Algorithm·(DSA)</a>·keys</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">'DSAPrivateKey'</span><span·class="p"·data-group-id="0494741334-1">{</span><span·class="w"> |
| 211 | ···</span><span·class="ss">version</span><span·class="p">,</span><span·class="w">······</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 211 | ···</span><span·class="ss">version</span><span·class="p">,</span><span·class="w">······</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 212 | ···</span><span·class="ss">p</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 212 | ···</span><span·class="ss">p</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 213 | ···</span><span·class="ss">q</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 213 | ···</span><span·class="ss">q</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 214 | ···</span><span·class="ss">g</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 214 | ···</span><span·class="ss">g</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 215 | ···</span><span·class="ss">y</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 215 | ···</span><span·class="ss">y</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 216 | ···</span><span·class="ss">x</span><span·class="w">·············</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 216 | ···</span><span·class="ss">x</span><span·class="w">·············</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 217 | ··</span><span·class="p"·data-group-id=" | 217 | ··</span><span·class="p"·data-group-id="0494741334-1">}</span><span·class="p">.</span><span·class="w"> |
| 218 | </span><span·class="o">#</span><span·class="ss">'Dss-Parms'</span><span·class="p"·data-group-id=" | 218 | </span><span·class="o">#</span><span·class="ss">'Dss-Parms'</span><span·class="p"·data-group-id="0494741334-2">{</span><span·class="w"> |
| 219 | ···</span><span·class="ss">p</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 219 | ···</span><span·class="ss">p</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 220 | ···</span><span·class="ss">q</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 220 | ···</span><span·class="ss">q</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 221 | ···</span><span·class="ss">g</span><span·class="w">··········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 221 | ···</span><span·class="ss">g</span><span·class="w">··········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 222 | ··</span><span·class="p"·data-group-id=" | 222 | ··</span><span·class="p"·data-group-id="0494741334-2">}</span><span·class="p">.</span></code></pre><h2·id="ecdsa-and-eddsa"·class="section-heading"> |
| 223 | ··<a·href="#ecdsa-and-eddsa"·class="hover-link"> | 223 | ··<a·href="#ecdsa-and-eddsa"·class="hover-link"> |
| 224 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 224 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 225 | ··</a> | 225 | ··</a> |
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| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
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| 778 | ······<p·class="built-using"> | 778 | ······<p·class="built-using"> |
| 779 | ········Built·using | 779 | ········Built·using |
| 780 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 780 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 781 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 781 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 782 | ······</p> | 782 | ······</p> |
| 783 | <p>Copyright·©·1996-202 | 783 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 784 | ····</footer> | 784 | ····</footer> |
| 785 | ··</div> | 785 | ··</div> |
| 786 | </main> | 786 | </main> |
| 787 | </div> | 787 | </div> |
| 788 | <script> | 788 | <script> |
| 789 | ··function·mermaidLoaded()·{ | 789 | ··function·mermaidLoaded()·{ |
| 790 | ····mermaid.initialize({ | 790 | ····mermaid.initialize({ |
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| 2747 | ······<p·class="built-using"> | 2747 | ······<p·class="built-using"> |
| 2748 | ········Built·using | 2748 | ········Built·using |
| 2749 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2749 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2750 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2750 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2751 | ······</p> | 2751 | ······</p> |
| 2752 | <p>Copyright·©·1996-202 | 2752 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2753 | ····</footer> | 2753 | ····</footer> |
| 2754 | ··</div> | 2754 | ··</div> |
| 2755 | </main> | 2755 | </main> |
| 2756 | </div> | 2756 | </div> |
| 2757 | <script> | 2757 | <script> |
| 2758 | ··function·mermaidLoaded()·{ | 2758 | ··function·mermaidLoaded()·{ |
| 2759 | ····mermaid.initialize({ | 2759 | ····mermaid.initialize({ |
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| 208 | ······<p·class="built-using"> | 208 | ······<p·class="built-using"> |
| 209 | ········Built·using | 209 | ········Built·using |
| 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 212 | ······</p> | 212 | ······</p> |
| 213 | <p>Copyright·©·1996-202 | 213 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 214 | ····</footer> | 214 | ····</footer> |
| 215 | ··</div> | 215 | ··</div> |
| 216 | </main> | 216 | </main> |
| 217 | </div> | 217 | </div> |
| 218 | <script> | 218 | <script> |
| 219 | ··function·mermaidLoaded()·{ | 219 | ··function·mermaidLoaded()·{ |
| 220 | ····mermaid.initialize({ | 220 | ····mermaid.initialize({ |
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| 378 | ······<p·class="built-using"> | 378 | ······<p·class="built-using"> |
| 379 | ········Built·using | 379 | ········Built·using |
| 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 382 | ······</p> | 382 | ······</p> |
| 383 | <p>Copyright·©·1996-202 | 383 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 384 | ····</footer> | 384 | ····</footer> |
| 385 | ··</div> | 385 | ··</div> |
| 386 | </main> | 386 | </main> |
| 387 | </div> | 387 | </div> |
| 388 | <script> | 388 | <script> |
| 389 | ··function·mermaidLoaded()·{ | 389 | ··function·mermaidLoaded()·{ |
| 390 | ····mermaid.initialize({ | 390 | ····mermaid.initialize({ |
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| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 227 | ········Built·using | 227 | ········Built·using |
| 228 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 228 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 229 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 229 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 230 | ······</p> | 230 | ······</p> |
| 231 | <p>Copyright·©·1996-202 | 231 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 232 | ····</footer> | 232 | ····</footer> |
| 233 | ··</div> | 233 | ··</div> |
| 234 | </main> | 234 | </main> |
| 235 | </div> | 235 | </div> |
| 236 | <script> | 236 | <script> |
| 237 | ··function·mermaidLoaded()·{ | 237 | ··function·mermaidLoaded()·{ |
| 238 | ····mermaid.initialize({ | 238 | ····mermaid.initialize({ |
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| 218 | ········Built·using | 218 | ········Built·using |
| 219 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 219 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 220 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 220 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 221 | ······</p> | 221 | ······</p> |
| 222 | <p>Copyright·©·1996-202 | 222 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 223 | ····</footer> | 223 | ····</footer> |
| 224 | ··</div> | 224 | ··</div> |
| 225 | </main> | 225 | </main> |
| 226 | </div> | 226 | </div> |
| 227 | <script> | 227 | <script> |
| 228 | ··function·mermaidLoaded()·{ | 228 | ··function·mermaidLoaded()·{ |
| 229 | ····mermaid.initialize({ | 229 | ····mermaid.initialize({ |
| Offset 825, 22 lines modified | Offset 825, 22 lines modified | ||
| 825 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·restore_tag(true·|·{<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()·|·[]})·->·true.</pre> | 825 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·restore_tag(true·|·{<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()·|·[]})·->·true.</pre> |
| 826 | ······</div> | 826 | ······</div> |
| 827 | <p>Restores·the·previous·state·of·user·tags·and·their·spreading·as·it·was·before·a | 827 | <p>Restores·the·previous·state·of·user·tags·and·their·spreading·as·it·was·before·a |
| 828 | call·to·<a·href="#spread_tag/1"><code·class="inline">spread_tag/1</code></a>.</p><p>Note·that·the·restoring·is·not·limited·to·the·same·process;·one·can | 828 | call·to·<a·href="#spread_tag/1"><code·class="inline">spread_tag/1</code></a>.</p><p>Note·that·the·restoring·is·not·limited·to·the·same·process;·one·can |
| 829 | utilize·this·to·turn·off·spreding·in·one·process·and·restore·it·in·a | 829 | utilize·this·to·turn·off·spreding·in·one·process·and·restore·it·in·a |
| 830 | newly·created·process·that·is·is·actually·going·to·send·messages:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id=" | 830 | newly·created·process·that·is·is·actually·going·to·send·messages:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id="1636469307-1">(</span><span·class="p"·data-group-id="1636469307-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 831 | ····</span><span·class="n">TagData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">spread_tag</span><span·class="p"·data-group-id=" | 831 | ····</span><span·class="n">TagData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">spread_tag</span><span·class="p"·data-group-id="1636469307-2">(</span><span·class="ss">false</span><span·class="p"·data-group-id="1636469307-2">)</span><span·class="p">,</span><span·class="w"> |
| 832 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 832 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="1636469307-3">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="1636469307-4">(</span><span·class="p"·data-group-id="1636469307-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 833 | ·············</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">restore_tag</span><span·class="p"·data-group-id=" | 833 | ·············</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">restore_tag</span><span·class="p"·data-group-id="1636469307-5">(</span><span·class="n">TagData</span><span·class="p"·data-group-id="1636469307-5">)</span><span·class="p">,</span><span·class="w"> |
| 834 | ·············</span><span·class="nf">do_something</span><span·class="p"·data-group-id=" | 834 | ·············</span><span·class="nf">do_something</span><span·class="p"·data-group-id="1636469307-6">(</span><span·class="p"·data-group-id="1636469307-6">)</span><span·class="w"> |
| 835 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id=" | 835 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="1636469307-3">)</span><span·class="p">,</span><span·class="w"> |
| 836 | ····</span><span·class="nf">do_something_else</span><span·class="p"·data-group-id=" | 836 | ····</span><span·class="nf">do_something_else</span><span·class="p"·data-group-id="1636469307-7">(</span><span·class="p"·data-group-id="1636469307-7">)</span><span·class="p">,</span><span·class="w"> |
| 837 | ····</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">restore_tag</span><span·class="p"·data-group-id=" | 837 | ····</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">restore_tag</span><span·class="p"·data-group-id="1636469307-8">(</span><span·class="n">TagData</span><span·class="p"·data-group-id="1636469307-8">)</span><span·class="p">.</span></code></pre><p>Correctly·handling·user·tags·and·their·spreading·might·take·some·effort,·as |
| 838 | Erlang·programs·tend·to·send·and·receive·messages·so·that·sometimes·the·user·tag | 838 | Erlang·programs·tend·to·send·and·receive·messages·so·that·sometimes·the·user·tag |
| 839 | gets·lost·due·to·various·things,·like·double·receives·or·communication·with·a | 839 | gets·lost·due·to·various·things,·like·double·receives·or·communication·with·a |
| 840 | port·(ports·do·not·handle·user·tags,·in·the·same·way·as·they·do·not·handle | 840 | port·(ports·do·not·handle·user·tags,·in·the·same·way·as·they·do·not·handle |
| 841 | regular·sequential·trace·tokens).</p> | 841 | regular·sequential·trace·tokens).</p> |
| 842 | ··</section> | 842 | ··</section> |
| 843 | </section> | 843 | </section> |
| 844 | <section·class="detail"·id="spread_tag/1"> | 844 | <section·class="detail"·id="spread_tag/1"> |
| Offset 877, 20 lines modified | Offset 877, 20 lines modified | ||
| 877 | <a·href="#restore_tag/1"><code·class="inline">restore_tag/1</code></a>,·one·can·enable·or·disable·spreading·of·user | 877 | <a·href="#restore_tag/1"><code·class="inline">restore_tag/1</code></a>,·one·can·enable·or·disable·spreading·of·user |
| 878 | tags·to·other·processes·and·then·restore·the·previous·state·of·the·user·tag.·The | 878 | tags·to·other·processes·and·then·restore·the·previous·state·of·the·user·tag.·The |
| 879 | TagData·returned·from·this·call·contains·all·previous·information·so·the·state | 879 | TagData·returned·from·this·call·contains·all·previous·information·so·the·state |
| 880 | (including·any·previously·spread·user·tags)·will·be·completely·restored·by·a | 880 | (including·any·previously·spread·user·tags)·will·be·completely·restored·by·a |
| 881 | later·call·to·<a·href="#restore_tag/1"><code·class="inline">restore_tag/1</code></a>.</p><p>The·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html"><code·class="inline">file</code></a>·module·already·spreads·tags,·so·there·is·no·need·to·manually·call | 881 | later·call·to·<a·href="#restore_tag/1"><code·class="inline">restore_tag/1</code></a>.</p><p>The·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html"><code·class="inline">file</code></a>·module·already·spreads·tags,·so·there·is·no·need·to·manually·call |
| 882 | this·function·to·get·user·tags·spread·to·the·<code·class="inline">efile</code>·driver·through·that·module.</p><p>The·most·use·of·this·function·would·be·if·one,·for·example,·uses·the·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html"><code·class="inline">io</code></a>·module | 882 | this·function·to·get·user·tags·spread·to·the·<code·class="inline">efile</code>·driver·through·that·module.</p><p>The·most·use·of·this·function·would·be·if·one,·for·example,·uses·the·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html"><code·class="inline">io</code></a>·module |
| 883 | to·communicate·with·an·I/O-server·for·a·regular·file,·such·as·in·the·following | 883 | to·communicate·with·an·I/O-server·for·a·regular·file,·such·as·in·the·following |
| 884 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id=" | 884 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id="3779894380-1">(</span><span·class="p"·data-group-id="3779894380-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 885 | ···</span><span·class="p"·data-group-id=" | 885 | ···</span><span·class="p"·data-group-id="3779894380-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">F</span><span·class="p"·data-group-id="3779894380-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·388,·SHA:·f8a1eaf79527b2ce236fa4d246be85fd2a6a5f3de54dd4d11e2c9a8a4affdbdf·...·]0-3">)</span><span·class="p">,</span><span·class="w"> |
| 886 | ···</span><span·class="n">Saved</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">spread_tag</span><span·class="p"·data-group-id=" | 886 | ···</span><span·class="n">Saved</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">spread_tag</span><span·class="p"·data-group-id="3779894380-5">(</span><span·class="ss">true</span><span·class="p"·data-group-id="3779894380-5">)</span><span·class="p">,</span><span·class="w"> |
| 887 | ···</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 887 | ···</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3779894380-6">(</span><span·class="n">F</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Hello·world!"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3779894380-7">[</span><span·class="p[·...·truncated·by·diffoscope;·len:·79,·SHA:·42eb241f748ce8e318f68f5275d6291b00af2e76af7d10a0724e25fbd3982b9d·...·]0-6">)</span><span·class="p">,</span><span·class="w"> |
| 888 | ···</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">restore_tag</span><span·class="p"·data-group-id=" | 888 | ···</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">restore_tag</span><span·class="p"·data-group-id="3779894380-8">(</span><span·class="n">Saved</span><span·class="p"·data-group-id="3779894380-8">)</span><span·class="p">,</span><span·class="w"> |
| 889 | ···</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 889 | ···</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="3779894380-9">(</span><span·class="n">F</span><span·class="p"·data-group-id="3779894380-9">)</span><span·class="p">.</span></code></pre><p>In·this·example,·any·user·tag·set·in·the·calling·process·will·be·spread·to·the |
| 890 | I/O-server·when·the·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html#format/3"><code·class="inline">io:format/3</code></a>·call·is·done.</p> | 890 | I/O-server·when·the·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html#format/3"><code·class="inline">io:format/3</code></a>·call·is·done.</p> |
| 891 | ··</section> | 891 | ··</section> |
| 892 | </section> | 892 | </section> |
| 893 | ····</div> | 893 | ····</div> |
| 894 | ··</section> | 894 | ··</section> |
| Offset 912, 15 lines modified | Offset 912, 15 lines modified | ||
| 912 | ······<p·class="built-using"> | 912 | ······<p·class="built-using"> |
| 913 | ········Built·using | 913 | ········Built·using |
| 914 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 914 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 915 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 915 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 916 | ······</p> | 916 | ······</p> |
| 917 | <p>Copyright·©·1996-202 | 917 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 918 | ····</footer> | 918 | ····</footer> |
| 919 | ··</div> | 919 | ··</div> |
| 920 | </main> | 920 | </main> |
| 921 | </div> | 921 | </div> |
| 922 | <script> | 922 | <script> |
| 923 | ··function·mermaidLoaded()·{ | 923 | ··function·mermaidLoaded()·{ |
| 924 | ····mermaid.initialize({ | 924 | ····mermaid.initialize({ |
| Offset 345, 16 lines modified | Offset 345, 16 lines modified | ||
| 345 | ······</div> | 345 | ······</div> |
| 346 | <p>A·histogram·of·block·sizes·where·each·interval's·upper·bound·is·twice·as·high·as | 346 | <p>A·histogram·of·block·sizes·where·each·interval's·upper·bound·is·twice·as·high·as |
| 347 | the·one·before·it.</p><p>The·upper·bound·of·the·first·interval·is·provided·by·the·function·that·returned | 347 | the·one·before·it.</p><p>The·upper·bound·of·the·first·interval·is·provided·by·the·function·that·returned |
| 348 | the·histogram,·and·the·last·interval·has·no·upper·bound.</p><p>For·example,·the·histogram·below·has·40·(<code·class="inline">message</code>)·blocks·between·128-256·bytes | 348 | the·histogram,·and·the·last·interval·has·no·upper·bound.</p><p>For·example,·the·histogram·below·has·40·(<code·class="inline">message</code>)·blocks·between·128-256·bytes |
| 349 | in·size,·78·blocks·between·256-512·bytes,2·blocks·between·512-1024·bytes,·and·2 | 349 | in·size,·78·blocks·between·256-512·bytes,2·blocks·between·512-1024·bytes,·and·2 |
| 350 | blocks·between·1-2KB.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">instrument</span><span·class="p">:</span><span·class="nf">allocations</span><span·class="p"·data-group-id=" | 350 | blocks·between·1-2KB.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">instrument</span><span·class="p">:</span><span·class="nf">allocations</span><span·class="p"·data-group-id="2023462114-1">(</span><span·class="p"·data-group-id="2023462114-2">#{</span><span·class="w">·</span><span·class="ss">histogram_start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">128</span><span·class="p[·...·truncated·by·diffoscope;·len:·293,·SHA:·d4b0bd0bd79314c820bea6ca04e65c6d453fc993ff2316d7a6354bccc64d0635·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 351 | </span><span·class="p"·data-group-id=" | 351 | </span><span·class="p"·data-group-id="2023462114-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2023462114-4">{</span><span·class="mi">128</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·c[·...·truncated·by·diffoscope;·len:·1360,·SHA:·e40f2d634484fe4176583a50880d192d248c643dc722adb04045570d9d923f42·...·]-3">}</span></code></pre> |
| 352 | ··</section> | 352 | ··</section> |
| 353 | </section> | 353 | </section> |
| 354 | <section·class="detail"·id="t:carrier_info_list/0"> | 354 | <section·class="detail"·id="t:carrier_info_list/0"> |
| 355 | ··<div·class="detail-header"> | 355 | ··<div·class="detail-header"> |
| 356 | ····<a·href="#t:carrier_info_list/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> | 356 | ····<a·href="#t:carrier_info_list/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> |
| 357 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 357 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 480, 38 lines modified | Offset 480, 38 lines modified | ||
| 480 | to·an·allocator·of·a·different·type.</p><p>Defaults·to·all·<code·class="inline">alloc_util</code>·allocators.</p></li><li><p><strong><code·class="inline">scheduler_ids</code></strong>·-·The·scheduler·ids·whose·allocator·instances·will·be | 480 | to·an·allocator·of·a·different·type.</p><p>Defaults·to·all·<code·class="inline">alloc_util</code>·allocators.</p></li><li><p><strong><code·class="inline">scheduler_ids</code></strong>·-·The·scheduler·ids·whose·allocator·instances·will·be |
| 481 | searched.·A·scheduler·id·of·0·will·refer·to·the·global·instance·that·is·not | 481 | searched.·A·scheduler·id·of·0·will·refer·to·the·global·instance·that·is·not |
| 482 | tied·to·any·particular·scheduler.·Defaults·to·all·schedulers·and·the·global | 482 | tied·to·any·particular·scheduler.·Defaults·to·all·schedulers·and·the·global |
| 483 | instance.</p></li><li><p><strong><code·class="inline">histogram_start</code></strong>·-·The·upper·bound·of·the·first·interval·in·the·allocated | 483 | instance.</p></li><li><p><strong><code·class="inline">histogram_start</code></strong>·-·The·upper·bound·of·the·first·interval·in·the·allocated |
| 484 | block·size·histograms.·Defaults·to·128.</p></li><li><p><strong><code·class="inline">histogram_width</code></strong>·-·The·number·of·intervals·in·the·allocated·block·size | 484 | block·size·histograms.·Defaults·to·128.</p></li><li><p><strong><code·class="inline">histogram_width</code></strong>·-·The·number·of·intervals·in·the·allocated·block·size |
| 485 | histograms.·Defaults·to·18.</p></li><li><p><strong><code·class="inline">flags</code></strong>·-·Controls·how·to·group·the·output,·for·example·showing | 485 | histograms.·Defaults·to·18.</p></li><li><p><strong><code·class="inline">flags</code></strong>·-·Controls·how·to·group·the·output,·for·example·showing |
| 486 | allocations·on·a·per-process·basis·(when·possible)·rather·than·only·a | 486 | allocations·on·a·per-process·basis·(when·possible)·rather·than·only·a |
| 487 | NIF/driver-basis.·Defaults·to·<code·class="inline">[]</code>.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">instrument</span><span·class="p">:</span><span·class="nf">allocations</span><span·class="p"·data-group-id="4 | 487 | NIF/driver-basis.·Defaults·to·<code·class="inline">[]</code>.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">instrument</span><span·class="p">:</span><span·class="nf">allocations</span><span·class="p"·data-group-id="5476187539-1">(</span><span·class="p"·data-group-id="5476187539-2">#{</span><span·class="w">·</span><span·class="ss">histogram_start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">128</span><span·class="p[·...·truncated·by·diffoscope;·len:·293,·SHA:·9884155eb5bfb333fa0694b518a9704884ce5932d767d76fa74b4f9a65f78a28·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 488 | </span><span·class="p"·data-group-id="4 | 488 | </span><span·class="p"·data-group-id="5476187539-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5476187539-4">{</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 489 | ·····</span><span·class="p"·data-group-id="4 | 489 | ·····</span><span·class="p"·data-group-id="5476187539-5">#{</span><span·class="ss">udp_inet</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 490 | ···········</span><span·class="p"·data-group-id="4 | 490 | ···········</span><span·class="p"·data-group-id="5476187539-6">#{</span><span·class="ss">driver_event_state</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-7">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·743,·SHA:·3796ba35fc7bd651ed802e58053a4f43df71058fca4ef7b8083cab8ab1d4bf2f·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 491 | ·······</span><span·class="ss">system</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> | 491 | ·······</span><span·class="ss">system</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 492 | ···········</span><span·class="p"·data-group-id="4 | 492 | ···········</span><span·class="p"·data-group-id="5476187539-8">#{</span><span·class="ss">heap</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-9">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><s[·...·truncated·by·diffoscope;·len:·677,·SHA:·e48d8a940239df6339745f3c4eee13e0361bc9b9365de679104d9890ba64028a·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 493 | ·············</span><span·class="ss">db_term</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4 | 493 | ·············</span><span·class="ss">db_term</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-10">{</span><span·class="mi">271</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">52</span><span·class="p">,</span><span·class="mi">80</span><span·cl[·...·truncated·by·diffoscope;·len:·523,·SHA:·50fc3ec47bd1f72fd97ca656c8c3fd6428b24559f9fcd68d52854fcd0b28e342·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 494 | ·············</span><span·class="ss">code</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4 | 494 | ·············</span><span·class="ss">code</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-11">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">3</span><span·class=[·...·truncated·by·diffoscope;·len:·524,·SHA:·812d08e305f869866123c87d24e488b93b9daa10fcd8055c3cd81601fbb32c51·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 495 | ·············</span><span·class="ss">binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4 | 495 | ·············</span><span·class="ss">binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-12">{</span><span·class="mi">18</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">7</span><span·class[·...·truncated·by·diffoscope;·len:·520,·SHA:·1ae019ba30148b419686dd862950078ec3bbf607cec93610b82ba3c258265d87·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 496 | ·············</span><span·class="ss">message</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4 | 496 | ·············</span><span·class="ss">message</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-13">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">40</span><span·class="p">,</span><span·class="mi">78</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">2</span><span·clas[·...·truncated·by·diffoscope;·len:·521,·SHA:·aa718c82ef4c2fb0cef767b77a7bfb6d364a16e3ec17a920017cc9f22b2d7992·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 497 | ·············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id="4 | 497 | ·············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-8">}</span><span·class="w"> |
| 498 | ·······</span><span·class="ss">spawn_forker</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> | 498 | ·······</span><span·class="ss">spawn_forker</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 499 | ···········</span><span·class="p"·data-group-id="4 | 499 | ···········</span><span·class="p"·data-group-id="5476187539-14">#{</span><span·class="ss">driver_select_data_state</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 500 | ·················</span><span·class="p"·data-group-id="4 | 500 | ·················</span><span·class="p"·data-group-id="5476187539-15">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class=[·...·truncated·by·diffoscope;·len:·573,·SHA:·665c067baa4d7b7037ed66367d6f48098a7ed446673b03015cb1b51027ab0cec·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 501 | ·······</span><span·class="ss">ram_file_drv</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4 | 501 | ·······</span><span·class="ss">ram_file_drv</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-16">#{</span><span·class="ss">drv_binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-17">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0<[·...·truncated·by·diffoscope;·len:·738,·SHA:·87348514d8376cbd1ec777fd2183539db62559f75c004aed22cad92a4a0f6004·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 502 | ·······</span><span·class="ss">prim_file</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> | 502 | ·······</span><span·class="ss">prim_file</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 503 | ···········</span><span·class="p"·data-group-id="4 | 503 | ···········</span><span·class="p"·data-group-id="5476187539-18">#{</span><span·class="ss">process_specific_data</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-19">{</span><span·class="mi">2</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·695,·SHA:·7c28831ee3c82747519298f53821fbf329ce2714707133df1a8eecc0f3b4311f·...·]-19">}</span><span·class="p">,</span><span·class="w"> |
| 504 | ·············</span><span·class="ss">nif_trap_export_entry</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4 | 504 | ·············</span><span·class="ss">nif_trap_export_entry</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-20">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class=[·...·truncated·by·diffoscope;·len:·519,·SHA:·36d94513554beb40089a99f7aa1de5f534d680d2a5dab8be1342e48d01a4ad0a·...·]-20">}</span><span·class="p">,</span><span·class="w"> |
| 505 | ·············</span><span·class="ss">monitor_extended</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4 | 505 | ·············</span><span·class="ss">monitor_extended</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-21">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class=[·...·truncated·by·diffoscope;·len:·519,·SHA:·36d94513554beb40089a99f7aa1de5f534d680d2a5dab8be1342e48d01a4ad0a·...·]-21">}</span><span·class="p">,</span><span·class="w"> |
| 506 | ·············</span><span·class="ss">drv_binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4 | 506 | ·············</span><span·class="ss">drv_binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-22">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class=[·...·truncated·by·diffoscope;·len:·519,·SHA:·bcfdae339f77f0a8537223a9f76652d90380fe71cab8f67a71945832c91862e0·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 507 | ·············</span><span·class="ss">binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4 | 507 | ·············</span><span·class="ss">binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-23">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class=[·...·truncated·by·diffoscope;·len:·573,·SHA:·fde79e6889620d415d96902aa60268854dd799fbd2f7a94693985cc44671f114·...·]-18">}</span><span·class="p">,</span><span·class="w"> |
| 508 | ·······</span><span·class="ss">prim_buffer</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> | 508 | ·······</span><span·class="ss">prim_buffer</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 509 | ···········</span><span·class="p"·data-group-id="4 | 509 | ···········</span><span·class="p"·data-group-id="5476187539-24">#{</span><span·class="ss">nif_internal</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-25">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">[·...·truncated·by·diffoscope;·len:·686,·SHA:·4926d63e339d80c9bc228616084d3e226f6cdac85cc4edee9a5d0b7d82c0c7a4·...·]-25">}</span><span·class="p">,</span><span·class="w"> |
| 510 | ·············</span><span·class="ss">binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4 | 510 | ·············</span><span·class="ss">binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5476187539-26">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class=[·...·truncated·by·diffoscope;·len:·733,·SHA:·d0c1e37c9704decef4cc60380fceb9fb42887ef75fa174c555642e973ed08b75·...·]-3">}</span></code></pre> |
| 511 | ··</section> | 511 | ··</section> |
| 512 | </section> | 512 | </section> |
| 513 | <section·class="detail"·id="carriers/0"> | 513 | <section·class="detail"·id="carriers/0"> |
| 514 | ··<div·class="detail-header"> | 514 | ··<div·class="detail-header"> |
| 515 | ····<a·href="#carriers/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 515 | ····<a·href="#carriers/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 516 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 516 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 576, 23 lines modified | Offset 576, 23 lines modified | ||
| 576 | allocator·type·and·scheduler·id.</p><p>If·the·specified·allocator·types·are·not·enabled,·the·call·will·fail·with | 576 | allocator·type·and·scheduler·id.</p><p>If·the·specified·allocator·types·are·not·enabled,·the·call·will·fail·with |
| 577 | <code·class="inline">{error,·not_enabled}</code>.</p><p>The·following·options·can·be·used:</p><ul><li><p><strong><code·class="inline">allocator_types</code></strong>·-·The·allocator·types·that·will·be·searched.·Defaults·to | 577 | <code·class="inline">{error,·not_enabled}</code>.</p><p>The·following·options·can·be·used:</p><ul><li><p><strong><code·class="inline">allocator_types</code></strong>·-·The·allocator·types·that·will·be·searched.·Defaults·to |
| 578 | all·<code·class="inline">alloc_util</code>·allocators.</p></li><li><p><strong><code·class="inline">scheduler_ids</code></strong>·-·The·scheduler·ids·whose·allocator·instances·will·be | 578 | all·<code·class="inline">alloc_util</code>·allocators.</p></li><li><p><strong><code·class="inline">scheduler_ids</code></strong>·-·The·scheduler·ids·whose·allocator·instances·will·be |
| 579 | searched.·A·scheduler·id·of·0·will·refer·to·the·global·instance·that·is·not | 579 | searched.·A·scheduler·id·of·0·will·refer·to·the·global·instance·that·is·not |
| 580 | tied·to·any·particular·scheduler.·Defaults·to·all·schedulers·and·the·global | 580 | tied·to·any·particular·scheduler.·Defaults·to·all·schedulers·and·the·global |
| 581 | instance.</p></li><li><p><strong><code·class="inline">histogram_start</code></strong>·-·The·upper·bound·of·the·first·interval·in·the·free | 581 | instance.</p></li><li><p><strong><code·class="inline">histogram_start</code></strong>·-·The·upper·bound·of·the·first·interval·in·the·free |
| 582 | block·size·histograms.·Defaults·to·512.</p></li><li><p><strong><code·class="inline">histogram_width</code></strong>·-·The·number·of·intervals·in·the·free·block·size | 582 | block·size·histograms.·Defaults·to·512.</p></li><li><p><strong><code·class="inline">histogram_width</code></strong>·-·The·number·of·intervals·in·the·free·block·size |
| 583 | histograms.·Defaults·to·14.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">instrument</span><span·class="p">:</span><span·class="nf">carriers</span><span·class="p"·data-group-id=" | 583 | histograms.·Defaults·to·14.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">instrument</span><span·class="p">:</span><span·class="nf">carriers</span><span·class="p"·data-group-id="8674761403-1">(</span><span·class="p"·data-group-id="8674761403-2">#{</span><span·class="w">·</span><span·class="ss">histogram_start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">512</span><span·class="p[·...·truncated·by·diffoscope;·len:·292,·SHA:·a35a994712e7307828fc76ade4a7f1b0863de1d06c48e0522ba1f7bb5591068f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 584 | </span><span·class="p"·data-group-id=" | 584 | </span><span·class="p"·data-group-id="8674761403-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="8674761403-4">{</span><span·class="mi">512</span><span·class="p">,</span><span·class="w"> |
| 585 | ·····</span><span·class="p"·data-group-id=" | 585 | ·····</span><span·class="p"·data-group-id="8674761403-5">[</span><span·class="p"·data-group-id="8674761403-6">{</span><span·class="ss">driver_alloc</span><span·class="p">,</span><span·class="ss">false</span><span·class="p">,</span><span·class="mi">262144</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 586 | ····················</span><span·class="p"·data-group-id=" | 586 | ····················</span><span·class="p"·data-group-id="8674761403-7">[</span><span·class="p"·data-group-id="8674761403-8">{</span><span·class="ss">driver_alloc</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">32784</span><span·class="p"·data-group-id="8674761403-8[·...·truncated·by·diffoscope;·len:·51,·SHA:·ef92287919be6bca07319401d56993a48dbf456a034a1c598e362a2e0a2eff0e·...·]-7">]</span><span·class="p">,</span><span·class="w"> |
| 587 | ····················</span><span·class="p"·data-group-id=" | 587 | ····················</span><span·class="p"·data-group-id="8674761403-9">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="[·...·truncated·by·diffoscope;·len:·228,·SHA:·4e3ba2d11efddaac8463111080c623d07089a5cbd81352fce03725e176fc342c·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 588 | ······</span><span·class="p"·data-group-id=" | 588 | ······</span><span·class="p"·data-group-id="8674761403-10">{</span><span·class="ss">binary_alloc</span><span·class="p">,</span><span·class="ss">false</span><span·class="p">,</span><span·class="mi">32768</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 589 | ····················</span><span·class="p"·data-group-id=" | 589 | ····················</span><span·class="p"·data-group-id="8674761403-11">[</span><span·class="p"·data-group-id="8674761403-12">{</span><span·class="ss">binary_alloc</span><span·class="p">,</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">4304</span><span·class="p"·data-group-id="8674761403[·...·truncated·by·diffoscope;·len:·54,·SHA:·8e075a1e43d4e0b82beefbfa976b9d50d553225b48a82d5ce6daa9da1e68ceeb·...·]-11">]</span><span·class="p">,</span><span·class="w"> |
| 590 | ····················</span><span·class="p"·data-group-id=" | 590 | ····················</span><span·class="p"·data-group-id="8674761403-13">{</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span><span·class=[·...·truncated·by·diffoscope;·len:·230,·SHA:·b296d1684780595c855ee0371b350b5d5cd2e56bb422671193e6261878f6a641·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 591 | ······</span><span·class="p"·data-group-id=" | 591 | ······</span><span·class="p"·data-group-id="8674761403-14">{</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="8674761403-14">}</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class[·...·truncated·by·diffoscope;·len:·136,·SHA:·3f4f98c9c1adacb50212326c92c42e7ba6d401bdf39f06554bab11cdfb777d07·...·]-3">}</span></code></pre> |
| 592 | ··</section> | 592 | ··</section> |
| 593 | </section> | 593 | </section> |
| 594 | ····</div> | 594 | ····</div> |
| 595 | ··</section> | 595 | ··</section> |
| 596 | ····<footer·class="footer"> | 596 | ····<footer·class="footer"> |
| Offset 613, 15 lines modified | Offset 613, 15 lines modified | ||
| 613 | ······<p·class="built-using"> | 613 | ······<p·class="built-using"> |
| 614 | ········Built·using | 614 | ········Built·using |
| 615 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 615 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 616 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 616 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 617 | ······</p> | 617 | ······</p> |
| 618 | <p>Copyright·©·1996-202 | 618 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 619 | ····</footer> | 619 | ····</footer> |
| 620 | ··</div> | 620 | ··</div> |
| 621 | </main> | 621 | </main> |
| 622 | </div> | 622 | </div> |
| 623 | <script> | 623 | <script> |
| 624 | ··function·mermaidLoaded()·{ | 624 | ··function·mermaidLoaded()·{ |
| 625 | ····mermaid.initialize({ | 625 | ····mermaid.initialize({ |
| Offset 146, 40 lines modified | Offset 146, 40 lines modified | ||
| 146 | $·make</code></pre><h2·id="dyntrace-tracepoints"·class="section-heading"> | 146 | $·make</code></pre><h2·id="dyntrace-tracepoints"·class="section-heading"> |
| 147 | ··<a·href="#dyntrace-tracepoints"·class="hover-link"> | 147 | ··<a·href="#dyntrace-tracepoints"·class="hover-link"> |
| 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 149 | ··</a> | 149 | ··</a> |
| 150 | ··<span·class="text">Dyntrace·Tracepoints</span> | 150 | ··<span·class="text">Dyntrace·Tracepoints</span> |
| 151 | </h2> | 151 | </h2> |
| 152 | <p>All·tracepoints·are·in·the·domain·of·<code·class="inline">org_erlang_dyntrace</code></p><p>All·Erlang·types·are·the·string·equivalent·in·LTTng.</p><p><em>process_spawn</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">parent·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">procs</code>·and | 152 | <p>All·tracepoints·are·in·the·domain·of·<code·class="inline">org_erlang_dyntrace</code></p><p>All·Erlang·types·are·the·string·equivalent·in·LTTng.</p><p><em>process_spawn</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">parent·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">procs</code>·and |
| 153 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">process_spawn</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 153 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">process_spawn</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="5744755572-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">3</span><span·class="w">·</span><span·class="p"·data-group-id="5744755572-1">}</span><span·[·...·truncated·by·diffoscope;·len:·730,·SHA:·13a24923dda1030e803f6a028a0839c49f664ace2570081134dfb6b85494ce61·...·]2-2">}</span></code></pre><p><em>process_link</em></p><ul><li><code·class="inline">to·:·string</code>·::·Process·ID·or·Port·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">from·:·string</code>·::·Process·ID·or·Port·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><p><code·class="inline">type·:·string</code>·::·<code·class="inline">"link"·|·"unlink"</code></p></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">procs</code>·and |
| 154 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">process_link:·{·cpu_id·=·3·},·{·from·=·"<0.130.0>",·to·=·"<0.131.0>",·type·=·"link"·}</code></pre><p><em>process_exit</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">reason·:·string</code>·::·Exit·reason.·Ex.·<code·class="inline">"normal"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">procs</code>·and | 154 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">process_link:·{·cpu_id·=·3·},·{·from·=·"<0.130.0>",·to·=·"<0.131.0>",·type·=·"link"·}</code></pre><p><em>process_exit</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">reason·:·string</code>·::·Exit·reason.·Ex.·<code·class="inline">"normal"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">procs</code>·and |
| 155 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">process_exit:·{·cpu_id·=·3·},·{·pid·=·"<0.130.0>",·reason·=·"normal"·}</code></pre><p><em>process_register</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">name·:·string</code>·::·Registered·name.·Ex.·<code·class="inline">"logger"</code></li><li><p><code·class="inline">type·:·string</code>·::·<code·class="inline">"register"·|·"unregister"</code></p></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">process_register</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 155 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">process_exit:·{·cpu_id·=·3·},·{·pid·=·"<0.130.0>",·reason·=·"normal"·}</code></pre><p><em>process_register</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">name·:·string</code>·::·Registered·name.·Ex.·<code·class="inline">"logger"</code></li><li><p><code·class="inline">type·:·string</code>·::·<code·class="inline">"register"·|·"unregister"</code></p></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">process_register</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3278567997-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p"·data-group-id="3278567997-1">}</span><span·[·...·truncated·by·diffoscope;·len:·703,·SHA:·0fefbb6fa6aba6a50a6738201994c1d4fa48a0dc435bf2883bfa0b4998bd9c28·...·]-2">}</span></code></pre><p><em>process_scheduled</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li><li><code·class="inline">type·:·string</code>·:: |
| 156 | <code·class="inline">"in"·|·"out"·|·"in_exiting"·|·"out_exiting"·|·"out_exited"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">running</code>·and | 156 | <code·class="inline">"in"·|·"out"·|·"in_exiting"·|·"out_exiting"·|·"out_exited"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">running</code>·and |
| 157 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">process_scheduled</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 157 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">process_scheduled</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7703544047-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p"·data-group-id="7703544047-1">}</span><span·[·...·truncated·by·diffoscope;·len:·716,·SHA:·a7dba388756d60a608f2db8c34cbaebc396d9a7fd2ebd438889dd600f0c2088c·...·]-2">}</span></code></pre><p><em>port_open</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">driver·:·string</code>·::·Driver·name.·Ex.·<code·class="inline">"tcp_inet"</code></li><li><code·class="inline">port·:·string</code>·::·Port·ID.·Ex.·<code·class="inline">"#Port<0.1031>"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">ports</code>·and |
| 158 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">port_open:·{·cpu_id·=·5·},·{·pid·=·"<0.131.0>",·driver·=·"'/bin/sh·-s·unix:cmd'",·port·=·"#Port<0.1887>"·}</code></pre><p><em>port_exit</em></p><ul><li><code·class="inline">port·:·string</code>·::·Port·ID.·Ex.·<code·class="inline">"#Port<0.1031>"</code></li><li><code·class="inline">reason·:·string</code>·::·Exit·reason.·Ex.·<code·class="inline">"normal"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">ports</code>·and | 158 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">port_open:·{·cpu_id·=·5·},·{·pid·=·"<0.131.0>",·driver·=·"'/bin/sh·-s·unix:cmd'",·port·=·"#Port<0.1887>"·}</code></pre><p><em>port_exit</em></p><ul><li><code·class="inline">port·:·string</code>·::·Port·ID.·Ex.·<code·class="inline">"#Port<0.1031>"</code></li><li><code·class="inline">reason·:·string</code>·::·Exit·reason.·Ex.·<code·class="inline">"normal"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">ports</code>·and |
| 159 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">port_exit:·{·cpu_id·=·5·},·{·port·=·"#Port<0.1887>",·reason·=·"normal"·}</code></pre><p><em>port_link</em></p><ul><li><code·class="inline">to·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">from·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><p><code·class="inline">type·:·string</code>·::·<code·class="inline">"link"·|·"unlink"</code></p></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">ports</code>·and | 159 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">port_exit:·{·cpu_id·=·5·},·{·port·=·"#Port<0.1887>",·reason·=·"normal"·}</code></pre><p><em>port_link</em></p><ul><li><code·class="inline">to·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">from·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><p><code·class="inline">type·:·string</code>·::·<code·class="inline">"link"·|·"unlink"</code></p></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">ports</code>·and |
| 160 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">port_link</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 160 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">port_link</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="9040137075-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="p"·data-group-id="9040137075-1">}</span><span·[·...·truncated·by·diffoscope;·len:·723,·SHA:·8df1d2689111a4e1bce577b335dc6fa2a1e86c73147c027b514b445fa11ac175·...·]-2">}</span></code></pre><p><em>port_scheduled</em></p><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">running</code>·and |
| 161 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><ul><li><code·class="inline">port·:·string</code>·::·Port·ID.·Ex.·<code·class="inline">"#Port<0.1031>"</code></li><li><code·class="inline">entry·:·string</code>·::·Callback.·Ex.·<code·class="inline">"open"</code></li><li><code·class="inline">type·:·string</code>·:: | 161 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><ul><li><code·class="inline">port·:·string</code>·::·Port·ID.·Ex.·<code·class="inline">"#Port<0.1031>"</code></li><li><code·class="inline">entry·:·string</code>·::·Callback.·Ex.·<code·class="inline">"open"</code></li><li><code·class="inline">type·:·string</code>·:: |
| 162 | <code·class="inline">"in"·|·"out"·|·"in_exiting"·|·"out_exiting"·|·"out_exited"</code></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">port_scheduled</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 162 | <code·class="inline">"in"·|·"out"·|·"in_exiting"·|·"out_exiting"·|·"out_exited"</code></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">port_scheduled</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3038058004-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="p"·data-group-id="3038058004-1">}</span><span·[·...·truncated·by·diffoscope;·len:·711,·SHA:·252dd4cd51c6c9c1cad579b964a0957840611d8c6d9be608a13b333a9e3e67d0·...·]4-2">}</span></code></pre><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">running</code>·and |
| 163 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p><em>function_call</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li><li><code·class="inline">depth·:·integer</code>·::·Stack·depth.·Ex.·<code·class="inline">0</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">call</code>·and | 163 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p><em>function_call</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li><li><code·class="inline">depth·:·integer</code>·::·Stack·depth.·Ex.·<code·class="inline">0</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">call</code>·and |
| 164 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">function_call</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 164 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">function_call</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="0781734674-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="p"·data-group-id="0781734674-1">}</span><span·[·...·truncated·by·diffoscope;·len:·740,·SHA:·bae3f3b26447dd4b7511d867bf5cccf1fceb5f32a6be0dec2b2ddf52df855948·...·]-2">}</span></code></pre><p><em>function_return</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li><li><code·class="inline">depth·:·integer</code>·::·Stack·depth.·Ex.·<code·class="inline">0</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">call</code>·or·<code·class="inline">return_to</code>·and |
| 165 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">function_return</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 165 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">function_return</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4039654498-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="p"·data-group-id="4039654498-1">}</span><span·[·...·truncated·by·diffoscope;·len:·719,·SHA:·6d2b622512c65dd523197d491fdfe563f729f852c04e5dc2dead04291c909561·...·]8-2">}</span></code></pre><p><em>function_exception</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li><li><code·class="inline">class·:·string</code>·::·Error·reason.·Ex.·<code·class="inline">"error"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">call</code>·and |
| 166 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">function_exception</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 166 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">function_exception</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="2145997817-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="p"·data-group-id="2145997817-1">}</span><span·[·...·truncated·by·diffoscope;·len:·718,·SHA:·22f340e0e26f96cca8111d4619293ed686fe180dcbe3cd8d950e373470b380a9·...·]-2">}</span></code></pre><p><em>message_send</em></p><ul><li><code·class="inline">from·:·string</code>·::·Process·ID·or·Port·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">to·:·string</code>·::·Process·ID·or·Port·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">message·:·string</code>·::·Message·sent.·Ex.·<code·class="inline">"{<0.162.0>,ok}"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">send</code>·and |
| 167 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">message_send:·{·cpu_id·=·3·},·{·from·=·"#Port<0.1938>",·to·=·"<0.160.0>",·message·=·"{#Port<0.1938>,eof}"·}</code></pre><p><em>message_receive</em></p><ul><li><code·class="inline">to·:·string</code>·::·Process·ID·or·Port·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">message·:·string</code>·::·Message·received.·Ex.·<code·class="inline">"{<0.162.0>,ok}"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">'receive'</code>·and | 167 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">message_send:·{·cpu_id·=·3·},·{·from·=·"#Port<0.1938>",·to·=·"<0.160.0>",·message·=·"{#Port<0.1938>,eof}"·}</code></pre><p><em>message_receive</em></p><ul><li><code·class="inline">to·:·string</code>·::·Process·ID·or·Port·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">message·:·string</code>·::·Message·received.·Ex.·<code·class="inline">"{<0.162.0>,ok}"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">'receive'</code>·and |
| 168 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">message_receive:·{·cpu_id·=·7·},·{·to·=·"<0.167.0>",·message·=·"{<0.165.0>,ok}"·}</code></pre><p><em>gc_minor_start</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">need·:·integer</code>·::·Heap·need.·Ex.·<code·class="inline">2</code></li><li><code·class="inline">heap·:·integer</code>·::·Young·heap·word·size.·Ex.·<code·class="inline">233</code></li><li><code·class="inline">old_heap·:·integer</code>·::·Old·heap·word·size.·Ex.·<code·class="inline">233</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">garbage_collection</code>·and | 168 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">message_receive:·{·cpu_id·=·7·},·{·to·=·"<0.167.0>",·message·=·"{<0.165.0>,ok}"·}</code></pre><p><em>gc_minor_start</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">need·:·integer</code>·::·Heap·need.·Ex.·<code·class="inline">2</code></li><li><code·class="inline">heap·:·integer</code>·::·Young·heap·word·size.·Ex.·<code·class="inline">233</code></li><li><code·class="inline">old_heap·:·integer</code>·::·Old·heap·word·size.·Ex.·<code·class="inline">233</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">garbage_collection</code>·and |
| 169 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gc_minor_start</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="2 | 169 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gc_minor_start</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="2796884192-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p"·data-group-id="2796884192-1">}</span><span·c[·...·truncated·by·diffoscope;·len:·857,·SHA:·104983379fde87e06a937b9fef1c0197d4f84da141c42bd97d4c313f3cdceaa1·...·]-2">}</span></code></pre><p><em>gc_minor_end</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">reclaimed·:·integer</code>·::·Heap·reclaimed.·Ex.·<code·class="inline">2</code></li><li><code·class="inline">heap·:·integer</code>·::·Young·heap·word·size.·Ex.·<code·class="inline">233</code></li><li><code·class="inline">old_heap·:·integer</code>·::·Old·heap·word·size.·Ex.·<code·class="inline">233</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">garbage_collection</code>·and |
| 170 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="c">gc_minor_end:·{·cpu_id·=·0·},·{·pid·=·"<0.172.0>",·reclaimed·=·120,·heap·=·1598,·old_heap·=·1598·}</code></pre><p><em>gc_major_start</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">need·:·integer</code>·::·Heap·need.·Ex.·<code·class="inline">2</code></li><li><code·class="inline">heap·:·integer</code>·::·Young·heap·word·size.·Ex.·<code·class="inline">233</code></li><li><code·class="inline">old_heap·:·integer</code>·::·Old·heap·word·size.·Ex.·<code·class="inline">233</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">garbage_collection</code>·and | 170 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="c">gc_minor_end:·{·cpu_id·=·0·},·{·pid·=·"<0.172.0>",·reclaimed·=·120,·heap·=·1598,·old_heap·=·1598·}</code></pre><p><em>gc_major_start</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">need·:·integer</code>·::·Heap·need.·Ex.·<code·class="inline">2</code></li><li><code·class="inline">heap·:·integer</code>·::·Young·heap·word·size.·Ex.·<code·class="inline">233</code></li><li><code·class="inline">old_heap·:·integer</code>·::·Old·heap·word·size.·Ex.·<code·class="inline">233</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">garbage_collection</code>·and |
| 171 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gc_major_start</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 171 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gc_major_start</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7550544381-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p"·data-group-id="7550544381-1">}</span><span·[·...·truncated·by·diffoscope;·len:·862,·SHA:·0b821b2ded69069e52de14d4b12f35ed7cc715b47f9c1a6bab23a74973b5ba7a·...·]-2">}</span></code></pre><p><em>gc_major_end</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">reclaimed·:·integer</code>·::·Heap·reclaimed.·Ex.·<code·class="inline">2</code></li><li><code·class="inline">heap·:·integer</code>·::·Young·heap·word·size.·Ex.·<code·class="inline">233</code></li><li><code·class="inline">old_heap·:·integer</code>·::·Old·heap·word·size.·Ex.·<code·class="inline">233</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">garbage_collection</code>·and |
| 172 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">gc_major_end:·{·cpu_id·=·0·},·{·pid·=·"<0.172.0>",·reclaimed·=·240,·heap·=·4185,·old_heap·=·0·}</code></pre><h2·id="beam-tracepoints"·class="section-heading"> | 172 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">gc_major_end:·{·cpu_id·=·0·},·{·pid·=·"<0.172.0>",·reclaimed·=·240,·heap·=·4185,·old_heap·=·0·}</code></pre><h2·id="beam-tracepoints"·class="section-heading"> |
| 173 | ··<a·href="#beam-tracepoints"·class="hover-link"> | 173 | ··<a·href="#beam-tracepoints"·class="hover-link"> |
| 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 175 | ··</a> | 175 | ··</a> |
| 176 | ··<span·class="text">BEAM·Tracepoints</span> | 176 | ··<span·class="text">BEAM·Tracepoints</span> |
| 177 | </h2> | 177 | </h2> |
| 178 | <p>All·tracepoints·are·in·the·domain·of·<code·class="inline">org_erlang_otp</code></p><p>All·Erlang·types·are·the·string·equivalent·in·LTTng.</p><p><em>driver_init</em></p><ul><li><code·class="inline">driver·:·string</code>·::·Driver·name.·Ex.·<code·class="inline">"tcp_inet"</code></li><li><code·class="inline">major·:·integer</code>·::·Major·version.·Ex.·<code·class="inline">3</code></li><li><code·class="inline">minor·:·integer</code>·::·Minor·version.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">flags·:·integer</code>·::·Flags.·Ex.·<code·class="inline">1</code></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">driver_init</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 178 | <p>All·tracepoints·are·in·the·domain·of·<code·class="inline">org_erlang_otp</code></p><p>All·Erlang·types·are·the·string·equivalent·in·LTTng.</p><p><em>driver_init</em></p><ul><li><code·class="inline">driver·:·string</code>·::·Driver·name.·Ex.·<code·class="inline">"tcp_inet"</code></li><li><code·class="inline">major·:·integer</code>·::·Major·version.·Ex.·<code·class="inline">3</code></li><li><code·class="inline">minor·:·integer</code>·::·Minor·version.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">flags·:·integer</code>·::·Flags.·Ex.·<code·class="inline">1</code></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">driver_init</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3179253275-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">2</span><span·class="w">·</span><span·class="p"·data-group-id="3179253275-1">}</span><span·[·...·truncated·by·diffoscope;·len:·19389,·SHA:·9eaa01b15b3c967d8caf50c8e9e7ec33cf198d19ba30ca1dfead800f7ea54361·...·]-2">}</span></code></pre><p><em>carrier_create</em></p><ul><li><code·class="inline">type·:·string</code>·::·Carrier·type.·Ex.·<code·class="inline">"ets_alloc"</code></li><li><code·class="inline">instance·:·integer</code>·::·Allocator·instance.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">size·:·integer</code>·::·Carrier·size.·Ex.·<code·class="inline">262144</code></li><li><code·class="inline">mbc_carriers·:·integer</code>·::·Number·of·multiblock·carriers·in·instance.·Ex.·<code·class="inline">3</code></li><li><code·class="inline">mbc_carriers_size·:·integer</code>·::·Total·size·of·multiblock·blocks·carriers·in |
| 179 | instance.·Ex.·<code·class="inline">1343488</code></li><li><code·class="inline">mbc_blocks·:·integer</code>·::·Number·of·multiblock·blocks·in·instance.·Ex.·<code·class="inline">122</code></li><li><code·class="inline">mbc_blocks_size·:·integer</code>·::·Total·size·of·all·multiblock·blocks·in | 179 | instance.·Ex.·<code·class="inline">1343488</code></li><li><code·class="inline">mbc_blocks·:·integer</code>·::·Number·of·multiblock·blocks·in·instance.·Ex.·<code·class="inline">122</code></li><li><code·class="inline">mbc_blocks_size·:·integer</code>·::·Total·size·of·all·multiblock·blocks·in |
| 180 | instance.·Ex.·<code·class="inline">285296</code></li><li><code·class="inline">sbc_carriers·:·integer</code>·::·Number·of·singleblock·carriers·in·instance.·Ex. | 180 | instance.·Ex.·<code·class="inline">285296</code></li><li><code·class="inline">sbc_carriers·:·integer</code>·::·Number·of·singleblock·carriers·in·instance.·Ex. |
| 181 | <code·class="inline">1</code></li><li><code·class="inline">sbc_carriers_size·:·integer</code>·::·Total·size·of·singleblock·blocks·carriers·in | 181 | <code·class="inline">1</code></li><li><code·class="inline">sbc_carriers_size·:·integer</code>·::·Total·size·of·singleblock·blocks·carriers·in |
| 182 | instance.·Ex.·<code·class="inline">1343488</code></li><li><code·class="inline">sbc_blocks·:·integer</code>·::·Number·of·singleblocks·in·instance.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">sbc_blocks_size·:·integer</code>·::·Total·size·of·all·singleblock·blocks·in | 182 | instance.·Ex.·<code·class="inline">1343488</code></li><li><code·class="inline">sbc_blocks·:·integer</code>·::·Number·of·singleblocks·in·instance.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">sbc_blocks_size·:·integer</code>·::·Total·size·of·all·singleblock·blocks·in |
| 183 | instance.·Ex.·<code·class="inline">285296</code></li></ul><p>Example:</p><pre><code·class="c">carrier_create:·{·cpu_id·=·2·},·{·type·=·"ets_alloc",·instance·=·7,·size·=·2097152,·mbc_carriers·=·4,·mbc_carriers_size·=·3440640,·mbc_blocks·=·526,·mbc_blocks_size·=·1278576,·sbc_carriers·=·0,·sbc_carriers_size·=·0,·sbc_blocks·=·0,·sbc_blocks_size·=·0·}</code></pre><p><em>carrier_destroy</em></p><ul><li><code·class="inline">type·:·string</code>·::·Carrier·type.·Ex.·<code·class="inline">"ets_alloc"</code></li><li><code·class="inline">instance·:·integer</code>·::·Allocator·instance.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">size·:·integer</code>·::·Carrier·size.·Ex.·<code·class="inline">262144</code></li><li><code·class="inline">mbc_carriers·:·integer</code>·::·Number·of·multiblock·carriers·in·instance.·Ex.·<code·class="inline">3</code></li><li><code·class="inline">mbc_carriers_size·:·integer</code>·::·Total·size·of·multiblock·blocks·carriers·in | 183 | instance.·Ex.·<code·class="inline">285296</code></li></ul><p>Example:</p><pre><code·class="c">carrier_create:·{·cpu_id·=·2·},·{·type·=·"ets_alloc",·instance·=·7,·size·=·2097152,·mbc_carriers·=·4,·mbc_carriers_size·=·3440640,·mbc_blocks·=·526,·mbc_blocks_size·=·1278576,·sbc_carriers·=·0,·sbc_carriers_size·=·0,·sbc_blocks·=·0,·sbc_blocks_size·=·0·}</code></pre><p><em>carrier_destroy</em></p><ul><li><code·class="inline">type·:·string</code>·::·Carrier·type.·Ex.·<code·class="inline">"ets_alloc"</code></li><li><code·class="inline">instance·:·integer</code>·::·Allocator·instance.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">size·:·integer</code>·::·Carrier·size.·Ex.·<code·class="inline">262144</code></li><li><code·class="inline">mbc_carriers·:·integer</code>·::·Number·of·multiblock·carriers·in·instance.·Ex.·<code·class="inline">3</code></li><li><code·class="inline">mbc_carriers_size·:·integer</code>·::·Total·size·of·multiblock·blocks·carriers·in |
| 184 | instance.·Ex.·<code·class="inline">1343488</code></li><li><code·class="inline">mbc_blocks·:·integer</code>·::·Number·of·multiblock·blocks·in·instance.·Ex.·<code·class="inline">122</code></li><li><code·class="inline">mbc_blocks_size·:·integer</code>·::·Total·size·of·all·multiblock·blocks·in | 184 | instance.·Ex.·<code·class="inline">1343488</code></li><li><code·class="inline">mbc_blocks·:·integer</code>·::·Number·of·multiblock·blocks·in·instance.·Ex.·<code·class="inline">122</code></li><li><code·class="inline">mbc_blocks_size·:·integer</code>·::·Total·size·of·all·multiblock·blocks·in |
| 185 | instance.·Ex.·<code·class="inline">285296</code></li><li><code·class="inline">sbc_carriers·:·integer</code>·::·Number·of·singleblock·carriers·in·instance.·Ex. | 185 | instance.·Ex.·<code·class="inline">285296</code></li><li><code·class="inline">sbc_carriers·:·integer</code>·::·Number·of·singleblock·carriers·in·instance.·Ex. |
| Offset 194, 18 lines modified | Offset 194, 18 lines modified | ||
| 194 | <p>An·example·of·process·tracing·of·<code·class="inline">os_mon</code>·and·friends.</p><p>Clean·start·of·lttng·in·a·bash·shell.</p><pre><code·class="text">$·lttng·create·erlang-demo | 194 | <p>An·example·of·process·tracing·of·<code·class="inline">os_mon</code>·and·friends.</p><p>Clean·start·of·lttng·in·a·bash·shell.</p><pre><code·class="text">$·lttng·create·erlang-demo |
| 195 | Spawning·a·session·daemon | 195 | Spawning·a·session·daemon |
| 196 | Session·erlang-demo·created. | 196 | Session·erlang-demo·created. |
| 197 | Traces·will·be·written·in·/home/egil/lttng-traces/erlang-demo-20160526-165920</code></pre><p>Start·an·Erlang·node·with·lttng·enabled.</p><pre><code·class="text">$·erl | 197 | Traces·will·be·written·in·/home/egil/lttng-traces/erlang-demo-20160526-165920</code></pre><p>Start·an·Erlang·node·with·lttng·enabled.</p><pre><code·class="text">$·erl |
| 198 | Erlang/OTP·19·[erts-8.0]·[source-4d7b24d]·[64-bit]·[smp:8:8]·[async-threads:10]·[hipe]·[kernel-poll:false]·[lttng] | 198 | Erlang/OTP·19·[erts-8.0]·[source-4d7b24d]·[64-bit]·[smp:8:8]·[async-threads:10]·[hipe]·[kernel-poll:false]·[lttng] |
| 199 | Eshell·V8.0··(abort·with·^G) | 199 | Eshell·V8.0··(abort·with·^G) |
| 200 | 1></code></pre><p>Load·the·<code·class="inline">dyntrace</code>·module.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">l</span><span·class="p"·data-group-id=" | 200 | 1></code></pre><p>Load·the·<code·class="inline">dyntrace</code>·module.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">l</span><span·class="p"·data-group-id="2045434005-1">(</span><span·class="ss">dyntrace</span><span·class="p"·data-group-id="2045434005-1">)</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="p"·data-group-id=" | 201 | </span><span·class="p"·data-group-id="2045434005-2">{</span><span·class="ss">module</span><span·class="p">,</span><span·class="ss">dyntrace</span><span·class="p"·data-group-id="2045434005-2">}</span></code></pre><p>All·tracepoints·via·dyntrace·are·now·visible·and·can·be·listed·through |
| 202 | <code·class="inline">lttng·list·-u</code>.</p><p>Enable·the·process_register·LTTng·tracepoint·for·Erlang.</p><pre><code·class="text">$·lttng·enable-event·-u·org_erlang_dyntrace:process_register | 202 | <code·class="inline">lttng·list·-u</code>.</p><p>Enable·the·process_register·LTTng·tracepoint·for·Erlang.</p><pre><code·class="text">$·lttng·enable-event·-u·org_erlang_dyntrace:process_register |
| 203 | UST·event·org_erlang_dyntrace:process_register·created·in·channel·channel0</code></pre><p>Enable·process·tracing·for·new·processes·and·use·<code·class="inline">dyntrace</code>·as·tracer·backend.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id=" | 203 | UST·event·org_erlang_dyntrace:process_register·created·in·channel·channel0</code></pre><p>Enable·process·tracing·for·new·processes·and·use·<code·class="inline">dyntrace</code>·as·tracer·backend.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id="2109704192-1">(</span><span·class="ss">new</span><span·class="p">,</span><span·class="ss">true</span><span·class="p">,</span><span·class="p"·data-group-id="2109704192-2">[</span><span·class="ss">procs</span><span·class="p">,</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·391,·SHA:·707fe1d927e13025ffe423bb0e5792ca1edf47359c52b6fcf880d30eee636a43·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="mi">0</span></code></pre><p>Start·LTTng·tracing.</p><pre><code·class="text">$·lttng·start | 204 | </span><span·class="mi">0</span></code></pre><p>Start·LTTng·tracing.</p><pre><code·class="text">$·lttng·start |
| 205 | Tracing·started·for·session·erlang-demo</code></pre><p>Start·the·<code·class="inline">os_mon</code>·application·in·Erlang.</p><pre><code·class="text">3>·application:ensure_all_started(os_mon). | 205 | Tracing·started·for·session·erlang-demo</code></pre><p>Start·the·<code·class="inline">os_mon</code>·application·in·Erlang.</p><pre><code·class="text">3>·application:ensure_all_started(os_mon). |
| 206 | {ok,[sasl,os_mon]}</code></pre><p>Stop·LTTng·tracing·and·view·the·result.</p><pre><code·class="text">$·lttng·stop | 206 | {ok,[sasl,os_mon]}</code></pre><p>Stop·LTTng·tracing·and·view·the·result.</p><pre><code·class="text">$·lttng·stop |
| 207 | Tracing·stopped·for·session·erlang-demo | 207 | Tracing·stopped·for·session·erlang-demo |
| 208 | $·lttng·view | 208 | $·lttng·view |
| 209 | [17:20:42.561168759]·(+?.?????????)·elxd1168lx9·org_erlang_dyntrace:process_register:·\ | 209 | [17:20:42.561168759]·(+?.?????????)·elxd1168lx9·org_erlang_dyntrace:process_register:·\ |
| 210 | ····{·cpu_id·=·5·},·{·pid·=·"<0.66.0>",·name·=·"sasl_sup",·type·=·"register"·} | 210 | ····{·cpu_id·=·5·},·{·pid·=·"<0.66.0>",·name·=·"sasl_sup",·type·=·"register"·} |
| Offset 271, 15 lines modified | Offset 271, 15 lines modified | ||
| 271 | ······<p·class="built-using"> | 271 | ······<p·class="built-using"> |
| 272 | ········Built·using | 272 | ········Built·using |
| 273 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 273 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 274 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 274 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 275 | ······</p> | 275 | ······</p> |
| 276 | <p>Copyright·©·1996-202 | 276 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 277 | ····</footer> | 277 | ····</footer> |
| 278 | ··</div> | 278 | ··</div> |
| 279 | </main> | 279 | </main> |
| 280 | </div> | 280 | </div> |
| 281 | <script> | 281 | <script> |
| 282 | ··function·mermaidLoaded()·{ | 282 | ··function·mermaidLoaded()·{ |
| 283 | ····mermaid.initialize({ | 283 | ····mermaid.initialize({ |
| Offset 127, 29 lines modified | Offset 127, 29 lines modified | ||
| 127 | ··</h1> | 127 | ··</h1> |
| 128 | ····<section·id="moduledoc"> | 128 | ····<section·id="moduledoc"> |
| 129 | <p>Convenience·functions·for·microstate·accounting</p><p>This·module·implements·some·convenience·functions·for·analyzing·microstate | 129 | <p>Convenience·functions·for·microstate·accounting</p><p>This·module·implements·some·convenience·functions·for·analyzing·microstate |
| 130 | accounting·data.·For·details·about·how·to·use·the·basic·API·and·what·the | 130 | accounting·data.·For·details·about·how·to·use·the·basic·API·and·what·the |
| 131 | different·states·represent,·see | 131 | different·states·represent,·see |
| 132 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#statistics_microstate_accounting"><code·class="inline">erlang:statistics(microstate_accounting)</code></a>.</p><p><a·href=""·id="msacc_print_example"></a></p><p><em>Basic·Scenario</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 132 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#statistics_microstate_accounting"><code·class="inline">erlang:statistics(microstate_accounting)</code></a>.</p><p><a·href=""·id="msacc_print_example"></a></p><p><em>Basic·Scenario</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="1321786284-1">(</span><span·class="mi">1000</span><span·class="p"·data-group-id="1321786284-1">)</span><span·class="p">.</span><span·class="w"> |
| 133 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 133 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 134 | 2>·</span><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id=" | 134 | 2>·</span><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id="1321786284-2">(</span><span·class="p"·data-group-id="1321786284-2">)</span><span·class="p">.</span><span·class="w"> |
| 135 | </span><span·class="n">Average</span><span·class="w">·</span><span·class="ss">thread</span><span·class="w">·</span><span·class="ss">real</span><span·class="o">-</span><span·class="ss">time</span><span·class="w">····</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">1000513</span><span·class="w">·</span><span·class="ss">us</span><span·class="w"> | 135 | </span><span·class="n">Average</span><span·class="w">·</span><span·class="ss">thread</span><span·class="w">·</span><span·class="ss">real</span><span·class="o">-</span><span·class="ss">time</span><span·class="w">····</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">1000513</span><span·class="w">·</span><span·class="ss">us</span><span·class="w"> |
| 136 | </span><span·class="n">Accumulated</span><span·class="w">·</span><span·class="ss">system</span><span·class="w">·</span><span·class="ss">run</span><span·class="o">-</span><span·class="ss">time</span><span·class="w">·</span><span·class="p">:</span><span·class="w">····</span><span·class="mi">2213</span><span·class="w">·</span><span·class="ss">us</span><span·class="w"> | 136 | </span><span·class="n">Accumulated</span><span·class="w">·</span><span·class="ss">system</span><span·class="w">·</span><span·class="ss">run</span><span·class="o">-</span><span·class="ss">time</span><span·class="w">·</span><span·class="p">:</span><span·class="w">····</span><span·class="mi">2213</span><span·class="w">·</span><span·class="ss">us</span><span·class="w"> |
| 137 | </span><span·class="n">Average</span><span·class="w">·</span><span·class="ss">scheduler</span><span·class="w">·</span><span·class="ss">run</span><span·class="o">-</span><span·class="ss">time</span><span·class="w">··</span><span·class="p">:</span><span·class="w">····</span><span·class="mi">1076</span><span·class="w">·</span><span·class="ss">us</span><span·class="w"> | 137 | </span><span·class="n">Average</span><span·class="w">·</span><span·class="ss">scheduler</span><span·class="w">·</span><span·class="ss">run</span><span·class="o">-</span><span·class="ss">time</span><span·class="w">··</span><span·class="p">:</span><span·class="w">····</span><span·class="mi">1076</span><span·class="w">·</span><span·class="ss">us</span><span·class="w"> |
| 138 | ········</span><span·class="n">Thread</span><span·class="w">······</span><span·class="ss">aux</span><span·class="w">·</span><span·class="ss">check_io</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·······</span><span·class="ss">gc</span><span·class="w">····</span><span·class="ss">other</span><span·class="w">·····</span><span·class="ss">port</span><span·class="w">····</span><span·class="ss">sleep</span><span·class="w"> | 138 | ········</span><span·class="n">Thread</span><span·class="w">······</span><span·class="ss">aux</span><span·class="w">·</span><span·class="ss">check_io</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·······</span><span·class="ss">gc</span><span·class="w">····</span><span·class="ss">other</span><span·class="w">·····</span><span·class="ss">port</span><span·class="w">····</span><span·class="ss">sleep</span><span·class="w"> |
| 139 | </span><span·class="n">Stats</span><span·class="w">·</span><span·class="ss">per</span><span·class="w">·</span><span·class="nc">thread</span><span·class="p">:</span><span·class="w"> | 139 | </span><span·class="n">Stats</span><span·class="w">·</span><span·class="ss">per</span><span·class="w">·</span><span·class="nc">thread</span><span·class="p">:</span><span·class="w"> |
| 140 | ·····</span><span·class="nf">async</span><span·class="p"·data-group-id=" | 140 | ·····</span><span·class="nf">async</span><span·class="p"·data-group-id="1321786284-3">(</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="1321786284-3">)</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%··100.00%</span><span·class="w"> |
| 141 | ·····</span><span·class="nf">async</span><span·class="p"·data-group-id=" | 141 | ·····</span><span·class="nf">async</span><span·class="p"·data-group-id="1321786284-4">(</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="1321786284-4">)</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%··100.00%</span><span·class="w"> |
| 142 | ·······</span><span·class="nf">aux</span><span·class="p"·data-group-id=" | 142 | ·······</span><span·class="nf">aux</span><span·class="p"·data-group-id="1321786284-5">(</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="1321786284-5">)</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%···99.99%</span><span·class="w"> |
| 143 | ·</span><span·class="nf">scheduler</span><span·class="p"·data-group-id=" | 143 | ·</span><span·class="nf">scheduler</span><span·class="p"·data-group-id="1321786284-6">(</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="1321786284-6">)</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.03%····0.13%····0.00%····0.01%····0.00%···99.82%</span><span·class="w"> |
| 144 | ·</span><span·class="nf">scheduler</span><span·class="p"·data-group-id=" | 144 | ·</span><span·class="nf">scheduler</span><span·class="p"·data-group-id="1321786284-7">(</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="1321786284-7">)</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.03%····0.00%···99.97%</span><span·class="w"> |
| 145 | </span><span·class="n">Stats</span><span·class="w">·</span><span·class="ss">per</span><span·class="w">·</span><span·class="nc">type</span><span·class="p">:</span><span·class="w"> | 145 | </span><span·class="n">Stats</span><span·class="w">·</span><span·class="ss">per</span><span·class="w">·</span><span·class="nc">type</span><span·class="p">:</span><span·class="w"> |
| 146 | ·········</span><span·class="ss">async</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%··100.00%</span><span·class="w"> | 146 | ·········</span><span·class="ss">async</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%··100.00%</span><span·class="w"> |
| 147 | ···········</span><span·class="ss">aux</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%···99.99%</span><span·class="w"> | 147 | ···········</span><span·class="ss">aux</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%···99.99%</span><span·class="w"> |
| 148 | ·····</span><span·class="ss">scheduler</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.02%····0.06%····0.00%····0.02%····0.00%···99.89%</span><span·class="w"> | 148 | ·····</span><span·class="ss">scheduler</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.02%····0.06%····0.00%····0.02%····0.00%···99.89%</span><span·class="w"> |
| 149 | </span><span·class="ss">ok</span></code></pre><p>This·first·command·enables·microstate·accounting·for·1000·milliseconds.·See | 149 | </span><span·class="ss">ok</span></code></pre><p>This·first·command·enables·microstate·accounting·for·1000·milliseconds.·See |
| 150 | <a·href="#start/0"><code·class="inline">start/0</code></a>,·<a·href="#stop/0"><code·class="inline">stop/0</code></a>,·<a·href="#reset/0"><code·class="inline">reset/0</code></a>,·and·<a·href="#start/1"><code·class="inline">start/1</code></a>·for·more·details.·The·second | 150 | <a·href="#start/0"><code·class="inline">start/0</code></a>,·<a·href="#stop/0"><code·class="inline">stop/0</code></a>,·<a·href="#reset/0"><code·class="inline">reset/0</code></a>,·and·<a·href="#start/1"><code·class="inline">start/1</code></a>·for·more·details.·The·second |
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| 911 | ······</div> | 911 | ······</div> |
| 912 | <p>Print·the·given·microstate·statistics·values·to·standard·out.·With·many·states | 912 | <p>Print·the·given·microstate·statistics·values·to·standard·out.·With·many·states |
| 913 | this·can·be·verbose.·See·the·top·of·this·reference·manual·for·a·brief | 913 | this·can·be·verbose.·See·the·top·of·this·reference·manual·for·a·brief |
| 914 | description·of·what·the·fields·mean.</p><p>It·is·possible·to·print·more·specific·types·of·statistics·by·first·manipulating | 914 | description·of·what·the·fields·mean.</p><p>It·is·possible·to·print·more·specific·types·of·statistics·by·first·manipulating |
| 915 | the·<code·class="inline">DataOrStats</code>·using·<a·href="#stats/2"><code·class="inline">stats/2</code></a>.·For·instance·if·you·want·to·print·the | 915 | the·<code·class="inline">DataOrStats</code>·using·<a·href="#stats/2"><code·class="inline">stats/2</code></a>.·For·instance·if·you·want·to·print·the |
| 916 | percentage·of·run-time·for·each·thread·you·can·do:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id="2 | 916 | percentage·of·run-time·for·each·thread·you·can·do:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id="2768413596-1">(</span><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">stats</span><span·class="p"·data-group-id="2768413596-2">(</span><span·class="ss">runtime</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">msac[·...·truncated·by·diffoscope;·len:·1322,·SHA:·dadf1447312b49b29463bde467953c053828a7aaf9aa511ed57ab11a17db8893·...·]-1">)</span><span·class="p">.</span></code></pre><p><em>Options</em></p><ul><li><strong><code·class="inline">system</code></strong>·-·Print·percentage·of·time·spent·in·each·state·out·of·system·time |
| 917 | as·well·as·thread·time.·Default:·false.</li></ul> | 917 | as·well·as·thread·time.·Default:·false.</li></ul> |
| 918 | ··</section> | 918 | ··</section> |
| 919 | </section> | 919 | </section> |
| 920 | <section·class="detail"·id="print/3"> | 920 | <section·class="detail"·id="print/3"> |
| 921 | ··<div·class="detail-header"> | 921 | ··<div·class="detail-header"> |
| 922 | ····<a·href="#print/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 922 | ····<a·href="#print/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
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| 1186 | ······<p·class="built-using"> | 1186 | ······<p·class="built-using"> |
| 1187 | ········Built·using | 1187 | ········Built·using |
| 1188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1190 | ······</p> | 1190 | ······</p> |
| 1191 | <p>Copyright·©·1996-202 | 1191 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1192 | ····</footer> | 1192 | ····</footer> |
| 1193 | ··</div> | 1193 | ··</div> |
| 1194 | </main> | 1194 | </main> |
| 1195 | </div> | 1195 | </div> |
| 1196 | <script> | 1196 | <script> |
| 1197 | ··function·mermaidLoaded()·{ | 1197 | ··function·mermaidLoaded()·{ |
| 1198 | ····mermaid.initialize({ | 1198 | ····mermaid.initialize({ |
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| 1275 | ······<p·class="built-using"> | 1275 | ······<p·class="built-using"> |
| 1276 | ········Built·using | 1276 | ········Built·using |
| 1277 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1277 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1278 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1278 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1279 | ······</p> | 1279 | ······</p> |
| 1280 | <p>Copyright·©·1996-202 | 1280 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1281 | ····</footer> | 1281 | ····</footer> |
| 1282 | ··</div> | 1282 | ··</div> |
| 1283 | </main> | 1283 | </main> |
| 1284 | </div> | 1284 | </div> |
| 1285 | <script> | 1285 | <script> |
| 1286 | ··function·mermaidLoaded()·{ | 1286 | ··function·mermaidLoaded()·{ |
| 1287 | ····mermaid.initialize({ | 1287 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:19:38,·uncompressed·size·20,·method=store |
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| 191 | ······<p·class="built-using"> | 191 | ······<p·class="built-using"> |
| 192 | ········Built·using | 192 | ········Built·using |
| 193 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 193 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 194 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 194 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 195 | ······</p> | 195 | ······</p> |
| 196 | <p>Copyright·©·1996-202 | 196 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 197 | ····</footer> | 197 | ····</footer> |
| 198 | ··</div> | 198 | ··</div> |
| 199 | </main> | 199 | </main> |
| 200 | </div> | 200 | </div> |
| 201 | <script> | 201 | <script> |
| 202 | ··function·mermaidLoaded()·{ | 202 | ··function·mermaidLoaded()·{ |
| 203 | ····mermaid.initialize({ | 203 | ····mermaid.initialize({ |
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| 591 | ······</div> | 591 | ······</div> |
| 592 | <p>Measure·utilization·for·normal·and·dirty-cpu·schedulers·during·<code·class="inline">Seconds</code> | 592 | <p>Measure·utilization·for·normal·and·dirty-cpu·schedulers·during·<code·class="inline">Seconds</code> |
| 593 | seconds,·and·then·return·the·result.</p><p>Will·automatically·first·enable·and·then·disable | 593 | seconds,·and·then·return·the·result.</p><p>Will·automatically·first·enable·and·then·disable |
| 594 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#system_flag_scheduler_wall_time"><code·class="inline">scheduler_wall_time</code></a>.</p><p>Calculate·scheduler·utilizations·for·the·time·interval·from·when·<code·class="inline">Sample</code>·was | 594 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#system_flag_scheduler_wall_time"><code·class="inline">scheduler_wall_time</code></a>.</p><p>Calculate·scheduler·utilizations·for·the·time·interval·from·when·<code·class="inline">Sample</code>·was |
| 595 | taken·and·"now".·The·same·as·calling | 595 | taken·and·"now".·The·same·as·calling |
| 596 | <code·class="inline">scheduler:utilization(Sample,·scheduler:sample_all())</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·function·is·<em>not·recommended</em>·as·it's·so·easy·to·get·invalid·results | 596 | <code·class="inline">scheduler:utilization(Sample,·scheduler:sample_all())</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·function·is·<em>not·recommended</em>·as·it's·so·easy·to·get·invalid·results |
| 597 | without·noticing.·In·particular·do·not·do·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">scheduler</span><span·class="p">:</span><span·class="nf">utilization</span><span·class="p"·data-group-id=" | 597 | without·noticing.·In·particular·do·not·do·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">scheduler</span><span·class="p">:</span><span·class="nf">utilization</span><span·class="p"·data-group-id="5017813364-1">(</span><span·class="nc">scheduler</span><span·class="p">:</span><span·class="nf">sample</span><span·class="p"·data-group-id="5017813364-2">(</span><span·class="p"·data-group-id="5017813364-2">)</span><span·class="p"·data-group-id="5017813364-1">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·DO·NOT·DO·THIS!</span></code></pre><p>The·above·example·takes·two·samples·in·rapid·succession·and·calculates·the |
| 598 | scheduler·utilization·between·them.·The·resulting·values·will·probably·be·more | 598 | scheduler·utilization·between·them.·The·resulting·values·will·probably·be·more |
| 599 | misleading·than·informative.</p><p>Instead·use·<a·href="#utilization/2"><code·class="inline">scheduler:utilization/2</code></a>·and·call | 599 | misleading·than·informative.</p><p>Instead·use·<a·href="#utilization/2"><code·class="inline">scheduler:utilization/2</code></a>·and·call |
| 600 | <a·href="#get_sample/0"><code·class="inline">get_sample/0</code></a>·to·get·samples·with·some·time·in·between.</p></section> | 600 | <a·href="#get_sample/0"><code·class="inline">get_sample/0</code></a>·to·get·samples·with·some·time·in·between.</p></section> |
| 601 | ··</section> | 601 | ··</section> |
| 602 | </section> | 602 | </section> |
| 603 | <section·class="detail"·id="utilization/2"> | 603 | <section·class="detail"·id="utilization/2"> |
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| 657 | ······<p·class="built-using"> | 657 | ······<p·class="built-using"> |
| 658 | ········Built·using | 658 | ········Built·using |
| 659 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 659 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 660 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 660 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 661 | ······</p> | 661 | ······</p> |
| 662 | <p>Copyright·©·1996-202 | 662 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 663 | ····</footer> | 663 | ····</footer> |
| 664 | ··</div> | 664 | ··</div> |
| 665 | </main> | 665 | </main> |
| 666 | </div> | 666 | </div> |
| 667 | <script> | 667 | <script> |
| 668 | ··function·mermaidLoaded()·{ | 668 | ··function·mermaidLoaded()·{ |
| 669 | ····mermaid.initialize({ | 669 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 290 | ······<p·class="built-using"> | 290 | ······<p·class="built-using"> |
| 291 | ········Built·using | 291 | ········Built·using |
| 292 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 292 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 293 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 293 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 294 | ······</p> | 294 | ······</p> |
| 295 | <p>Copyright·©·1996-202 | 295 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 296 | ····</footer> | 296 | ····</footer> |
| 297 | ··</div> | 297 | ··</div> |
| 298 | </main> | 298 | </main> |
| 299 | </div> | 299 | </div> |
| 300 | <script> | 300 | <script> |
| 301 | ··function·mermaidLoaded()·{ | 301 | ··function·mermaidLoaded()·{ |
| 302 | ····mermaid.initialize({ | 302 | ····mermaid.initialize({ |
| Offset 209, 15 lines modified | Offset 209, 15 lines modified | ||
| 209 | ······<p·class="built-using"> | 209 | ······<p·class="built-using"> |
| 210 | ········Built·using | 210 | ········Built·using |
| 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 213 | ······</p> | 213 | ······</p> |
| 214 | <p>Copyright·©·1996-202 | 214 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 215 | ····</footer> | 215 | ····</footer> |
| 216 | ··</div> | 216 | ··</div> |
| 217 | </main> | 217 | </main> |
| 218 | </div> | 218 | </div> |
| 219 | <script> | 219 | <script> |
| 220 | ··function·mermaidLoaded()·{ | 220 | ··function·mermaidLoaded()·{ |
| 221 | ····mermaid.initialize({ | 221 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 404 | ······<p·class="built-using"> | 404 | ······<p·class="built-using"> |
| 405 | ········Built·using | 405 | ········Built·using |
| 406 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 406 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 407 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 407 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 408 | ······</p> | 408 | ······</p> |
| 409 | <p>Copyright·©·1996-202 | 409 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 410 | ····</footer> | 410 | ····</footer> |
| 411 | ··</div> | 411 | ··</div> |
| 412 | </main> | 412 | </main> |
| 413 | </div> | 413 | </div> |
| 414 | <script> | 414 | <script> |
| 415 | ··function·mermaidLoaded()·{ | 415 | ··function·mermaidLoaded()·{ |
| 416 | ····mermaid.initialize({ | 416 | ····mermaid.initialize({ |
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| 208 | ······<p·class="built-using"> | 208 | ······<p·class="built-using"> |
| 209 | ········Built·using | 209 | ········Built·using |
| 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 212 | ······</p> | 212 | ······</p> |
| 213 | <p>Copyright·©·1996-202 | 213 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 214 | ····</footer> | 214 | ····</footer> |
| 215 | ··</div> | 215 | ··</div> |
| 216 | </main> | 216 | </main> |
| 217 | </div> | 217 | </div> |
| 218 | <script> | 218 | <script> |
| 219 | ··function·mermaidLoaded()·{ | 219 | ··function·mermaidLoaded()·{ |
| 220 | ····mermaid.initialize({ | 220 | ····mermaid.initialize({ |
| Offset 217, 29 lines modified | Offset 217, 29 lines modified | ||
| 217 | that·is,·if·a·process·using·the·module·spontaneously·switches·to·new·code,·or | 217 | that·is,·if·a·process·using·the·module·spontaneously·switches·to·new·code,·or |
| 218 | if·it·is·"static".·When·doing·an·advanced·update·and·upgrade,·the·new·version | 218 | if·it·is·"static".·When·doing·an·advanced·update·and·upgrade,·the·new·version |
| 219 | of·a·dynamic·module·is·loaded·before·the·process·is·asked·to·change·code.·When | 219 | of·a·dynamic·module·is·loaded·before·the·process·is·asked·to·change·code.·When |
| 220 | downgrading,·the·process·is·asked·to·change·code·before·loading·the·new | 220 | downgrading,·the·process·is·asked·to·change·code·before·loading·the·new |
| 221 | version.·For·static·modules,·the·new·version·is·loaded·before·the·process·is | 221 | version.·For·static·modules,·the·new·version·is·loaded·before·the·process·is |
| 222 | asked·to·change·code,·both·in·the·case·of·upgrading·and·downgrading.·Callback | 222 | asked·to·change·code,·both·in·the·case·of·upgrading·and·downgrading.·Callback |
| 223 | modules·are·dynamic.</p></li></ul><p><code·class="inline">update</code>·with·argument·<code·class="inline">supervisor</code>·is·used·when·changing·the·start | 223 | modules·are·dynamic.</p></li></ul><p><code·class="inline">update</code>·with·argument·<code·class="inline">supervisor</code>·is·used·when·changing·the·start |
| 224 | specification·of·a·supervisor.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 224 | specification·of·a·supervisor.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0551717013-1">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p"·data-group-id="0551717013-1">}</span><span·class="w"> |
| 225 | </span><span·class="p"·data-group-id=" | 225 | </span><span·class="p"·data-group-id="0551717013-2">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DepMods</span><span·class="p"·data-group-id="0551717013-2">}</span><span·class="w"> |
| 226 | </span><span·class="p"·data-group-id=" | 226 | </span><span·class="p"·data-group-id="0551717013-3">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PrePurge</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·153,·SHA:·5f507b679667a0724d7b79695348757663cd958cb9b72f485d23defa18b5e426·...·]-3">}</span><span·class="w"> |
| 227 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 227 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="0551717013-4">(</span><span·class="p"·data-group-id="0551717013-4">)</span><span·class="w"> |
| 228 | ··</span><span·class="n">PrePurge</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">PostPurge</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">soft_purge</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">brutal_purge</span><span·class="w"> | 228 | ··</span><span·class="n">PrePurge</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">PostPurge</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">soft_purge</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">brutal_purge</span><span·class="w"> |
| 229 | ··</span><span·class="n">DepMods</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 229 | ··</span><span·class="n">DepMods</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0551717013-5">[</span><span·class="n">Mod</span><span·class="p"·data-group-id="0551717013-5">]</span></code></pre><p>Simple·code·replacement·of·the·module·<code·class="inline">Mod</code>.</p><p>For·a·description·of·<code·class="inline">PrePurge</code>·and·<code·class="inline">PostPurge</code>,·see·<code·class="inline">update</code>·above.</p><p><code·class="inline">DepMods</code>·defaults·to·<code·class="inline">[]</code>·and·defines·which·other·modules·<code·class="inline">Mod</code>·is·dependent |
| 230 | on.·In·the·<code·class="inline">relup</code>·file,·instructions·for·loading·these·modules·come·before·the | 230 | on.·In·the·<code·class="inline">relup</code>·file,·instructions·for·loading·these·modules·come·before·the |
| 231 | instruction·for·loading·<code·class="inline">Mod</code>·when·upgrading,·and·conversely·when·downgrading.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 231 | instruction·for·loading·<code·class="inline">Mod</code>·when·upgrading,·and·conversely·when·downgrading.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4339464672-1">{</span><span·class="ss">add_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p"·data-group-id="4339464672-1">}</span><span·class="w"> |
| 232 | </span><span·class="p"·data-group-id=" | 232 | </span><span·class="p"·data-group-id="4339464672-2">{</span><span·class="ss">add_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DepMods</span><span·class="p"·data-group-id="4339464672-2">}</span><span·class="w"> |
| 233 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 233 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="4339464672-3">(</span><span·class="p"·data-group-id="4339464672-3">)</span><span·class="w"> |
| 234 | ··</span><span·class="n">DepMods</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 234 | ··</span><span·class="n">DepMods</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4339464672-4">[</span><span·class="n">Mod</span><span·class="p"·data-group-id="4339464672-4">]</span></code></pre><p>Loads·a·new·module·<code·class="inline">Mod</code>.</p><p><code·class="inline">DepMods</code>·defaults·to·<code·class="inline">[]</code>·and·defines·which·other·modules·<code·class="inline">Mod</code>·is·dependent |
| 235 | on.·In·the·<code·class="inline">relup</code>·file,·instructions·related·to·these·modules·come·before·the | 235 | on.·In·the·<code·class="inline">relup</code>·file,·instructions·related·to·these·modules·come·before·the |
| 236 | instruction·for·loading·<code·class="inline">Mod</code>·when·upgrading,·and·conversely·when·downgrading.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5016501967-1">{</span><span·class="nb">delete_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p"·data-group-id="5016501967-1">}</span><span·class="w"> | ||
| 237 | 236 | instruction·for·loading·<code·class="inline">Mod</code>·when·upgrading,·and·conversely·when·downgrading.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9364015015-1">{</span><span·class="nb">delete_module</span><span·clas[·...·truncated·by·diffoscope;·len:·107,·SHA:·aaebfae08da2b37fe4ce9ebc000903d5988ad084ef1c298446e8212381beab81·...·]">}</span><span·class="w"> | |
| 237 | </span><span·class="p"·data-group-id="9364015015-2">{</span><span·class="nb">delete_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DepMods</span><span·class="p"·data-group-id="9364015015-2">}</span><span·class="w"> | ||
| 238 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 238 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="9364015015-3">(</span><span·class="p"·data-group-id="9364015015-3">)</span></code></pre><p>Deletes·a·module·<code·class="inline">Mod</code>·using·the·low-level·instructions·<code·class="inline">remove</code>·and·<code·class="inline">purge</code>.</p><p><code·class="inline">DepMods</code>·defaults·to·<code·class="inline">[]</code>·and·defines·which·other·modules·<code·class="inline">Mod</code>·is·dependent |
| 239 | on.·In·the·<code·class="inline">relup</code>·file,·instructions·related·to·these·modules·come·before·the | 239 | on.·In·the·<code·class="inline">relup</code>·file,·instructions·related·to·these·modules·come·before·the |
| 240 | instruction·for·removing·<code·class="inline">Mod</code>·when·upgrading,·and·conversely·when·downgrading.</p><pre><code·class="text">{add_application,·Application} | 240 | instruction·for·removing·<code·class="inline">Mod</code>·when·upgrading,·and·conversely·when·downgrading.</p><pre><code·class="text">{add_application,·Application} |
| 241 | {add_application,·Application,·Type} | 241 | {add_application,·Application,·Type} |
| 242 | ··Application·=·atom() | 242 | ··Application·=·atom() |
| 243 | ··Type·=·permanent·|·transient·|·temporary·|·load·|·none</code></pre><p>Adding·an·application·means·that·the·modules·defined·by·the·<code·class="inline">modules</code>·key·in·the | 243 | ··Type·=·permanent·|·transient·|·temporary·|·load·|·none</code></pre><p>Adding·an·application·means·that·the·modules·defined·by·the·<code·class="inline">modules</code>·key·in·the |
| 244 | <code·class="inline">.app</code>·file·are·loaded·using·<code·class="inline">add_module</code>.</p><p><code·class="inline">Type</code>·defaults·to·<code·class="inline">permanent</code>·and·specifies·the·start·type·of·the·application. | 244 | <code·class="inline">.app</code>·file·are·loaded·using·<code·class="inline">add_module</code>.</p><p><code·class="inline">Type</code>·defaults·to·<code·class="inline">permanent</code>·and·specifies·the·start·type·of·the·application. |
| 245 | If·<code·class="inline">Type·=·permanent·|·transient·|·temporary</code>,·the·application·is·loaded·and | 245 | If·<code·class="inline">Type·=·permanent·|·transient·|·temporary</code>,·the·application·is·loaded·and |
| Offset 258, 62 lines modified | Offset 258, 62 lines modified | ||
| 258 | application·is·not·loaded·and·not·started,·although·the·code·for·its·modules·is | 258 | application·is·not·loaded·and·not·started,·although·the·code·for·its·modules·is |
| 259 | loaded.</p><h3·id="low-level-instructions"·class="section-heading"> | 259 | loaded.</p><h3·id="low-level-instructions"·class="section-heading"> |
| 260 | ··<a·href="#low-level-instructions"·class="hover-link"> | 260 | ··<a·href="#low-level-instructions"·class="hover-link"> |
| 261 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 261 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 262 | ··</a> | 262 | ··</a> |
| 263 | ··<span·class="text">Low-Level·Instructions</span> | 263 | ··<span·class="text">Low-Level·Instructions</span> |
| 264 | </h3> | 264 | </h3> |
| 265 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 265 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7544147497-1">{</span><span·class="ss">load_object_code</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7544147497-2">{</span><span·class="n">App</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Vsn[·...·truncated·by·diffoscope;·len:·281,·SHA:·e0df4f7ff731cf0614470a77af027499d7ef5bc28d8e1edc6d49fce997472367·...·]-1">}</span><span·class="w"> |
| 266 | ··</span><span·class="n">App</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 266 | ··</span><span·class="n">App</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="7544147497-4">(</span><span·class="p"·data-group-id="7544147497-4">)</span><span·class="w"> |
| 267 | ··</span><span·class="n">Vsn</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 267 | ··</span><span·class="n">Vsn</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="7544147497-5">(</span><span·class="p"·data-group-id="7544147497-5">)</span></code></pre><p>Reads·each·<code·class="inline">Mod</code>·from·directory·<code·class="inline">App-Vsn/ebin</code>·as·a·binary.·It·does·not·load·the |
| 268 | modules.·The·instruction·is·to·be·placed·first·in·the·script·to·read·all·new | 268 | modules.·The·instruction·is·to·be·placed·first·in·the·script·to·read·all·new |
| 269 | code·from·the·file·to·make·the·suspend-load-resume·cycle·less·time-consuming.</p><pre><code·class="text">point_of_no_return</code></pre><p>If·a·crash·occurs·after·this·instruction,·the·system·cannot·recover·and·is | 269 | code·from·the·file·to·make·the·suspend-load-resume·cycle·less·time-consuming.</p><pre><code·class="text">point_of_no_return</code></pre><p>If·a·crash·occurs·after·this·instruction,·the·system·cannot·recover·and·is |
| 270 | restarted·from·the·old·release·version.·The·instruction·must·only·occur·once·in | 270 | restarted·from·the·old·release·version.·The·instruction·must·only·occur·once·in |
| 271 | a·script.·It·is·to·be·placed·after·all·<code·class="inline">load_object_code</code>·instructions.</p><pre><code·class="text">{load,·{Mod,·PrePurge,·PostPurge}} | 271 | a·script.·It·is·to·be·placed·after·all·<code·class="inline">load_object_code</code>·instructions.</p><pre><code·class="text">{load,·{Mod,·PrePurge,·PostPurge}} |
| 272 | ··Mod·=·atom() | 272 | ··Mod·=·atom() |
| 273 | ··PrePurge·=·PostPurge·=·soft_purge·|·brutal_purge</code></pre><p>Before·this·instruction·occurs,·<code·class="inline">Mod</code>·must·have·been·loaded·using | 273 | ··PrePurge·=·PostPurge·=·soft_purge·|·brutal_purge</code></pre><p>Before·this·instruction·occurs,·<code·class="inline">Mod</code>·must·have·been·loaded·using |
| 274 | <code·class="inline">load_object_code</code>.·This·instruction·loads·the·module.·<code·class="inline">PrePurge</code>·is·ignored. | 274 | <code·class="inline">load_object_code</code>.·This·instruction·loads·the·module.·<code·class="inline">PrePurge</code>·is·ignored. |
| 275 | For·a·description·of·<code·class="inline">PostPurge</code>,·see·the·high-level·instruction·<code·class="inline">update</code> | 275 | For·a·description·of·<code·class="inline">PostPurge</code>,·see·the·high-level·instruction·<code·class="inline">update</code> |
| 276 | earlier.</p><pre><code·class="text">{remove,·{Mod,·PrePurge,·PostPurge}} | 276 | earlier.</p><pre><code·class="text">{remove,·{Mod,·PrePurge,·PostPurge}} |
| 277 | ··Mod·=·atom() | 277 | ··Mod·=·atom() |
| 278 | ··PrePurge·=·PostPurge·=·soft_purge·|·brutal_purge</code></pre><p>Makes·the·current·version·of·<code·class="inline">Mod</code>·old.·<code·class="inline">PrePurge</code>·is·ignored.·For·a·description | 278 | ··PrePurge·=·PostPurge·=·soft_purge·|·brutal_purge</code></pre><p>Makes·the·current·version·of·<code·class="inline">Mod</code>·old.·<code·class="inline">PrePurge</code>·is·ignored.·For·a·description |
| 279 | of·<code·class="inline">PostPurge</code>,·see·the·high-level·instruction·<code·class="inline">update</code>·earlier.</p><pre><code·class="text">{purge,·[Mod]} | 279 | of·<code·class="inline">PostPurge</code>,·see·the·high-level·instruction·<code·class="inline">update</code>·earlier.</p><pre><code·class="text">{purge,·[Mod]} |
| 280 | ··Mod·=·atom()</code></pre><p>Purges·each·module·<code·class="inline">Mod</code>,·that·is,·removes·the·old·code.·Notice·that·any·process | 280 | ··Mod·=·atom()</code></pre><p>Purges·each·module·<code·class="inline">Mod</code>,·that·is,·removes·the·old·code.·Notice·that·any·process |
| 281 | executing·purged·code·is·killed.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7 | 281 | executing·purged·code·is·killed.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7751568415-1">{</span><span·class="ss">suspend</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7751568415-2">[</span><span·class="n">Mod</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·299,·SHA:·e3e1c97efad280cd0849d3d2fb8558ad01f923934fc01cc919450e105aa6e18f·...·]-1">}</span><span·class="w"> |
| 282 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="7 | 282 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="7751568415-4">(</span><span·class="p"·data-group-id="7751568415-4">)</span><span·class="w"> |
| 283 | ··</span><span·class="n">Timeout</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="7 | 283 | ··</span><span·class="n">Timeout</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="7751568415-5">(</span><span·class="p"·data-group-id="7751568415-5">)</span><span·class="o">></span><span·class="mi">0</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">default</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">infinity</span></code></pre><p>Tries·to·suspend·all·processes·using·a·module·<code·class="inline">Mod</code>.·If·a·process·does·not |
| 284 | respond,·it·is·ignored.·This·can·cause·the·process·to·die,·either·because·it | 284 | respond,·it·is·ignored.·This·can·cause·the·process·to·die,·either·because·it |
| 285 | crashes·when·it·spontaneously·switches·to·new·code,·or·as·a·result·of·a·purge | 285 | crashes·when·it·spontaneously·switches·to·new·code,·or·as·a·result·of·a·purge |
| 286 | operation.·If·no·<code·class="inline">Timeout</code>·is·specified·or·<code·class="inline">default</code>·is·specified,·the·default | 286 | operation.·If·no·<code·class="inline">Timeout</code>·is·specified·or·<code·class="inline">default</code>·is·specified,·the·default |
| 287 | value·for·<a·href="../../../../lib/stdlib-6.2/doc/html/sys.html#suspend/1"><code·class="inline">sys:suspend</code></a>·is·used.</p><pre><code·class="text">{resume,·[Mod]} | 287 | value·for·<a·href="../../../../lib/stdlib-6.2/doc/html/sys.html#suspend/1"><code·class="inline">sys:suspend</code></a>·is·used.</p><pre><code·class="text">{resume,·[Mod]} |
| 288 | ··Mod·=·atom()</code></pre><p>Resumes·all·suspended·processes·using·a·module·<code·class="inline">Mod</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 288 | ··Mod·=·atom()</code></pre><p>Resumes·all·suspended·processes·using·a·module·<code·class="inline">Mod</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9977847770-1">{</span><span·class="ss">code_change</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9977847770-2">[</span><span·class="p"·data-group-id="9977847770-3">{</span><span·class="n">Mod</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·204,·SHA:·fa98906b493a974dca437894f3715133e4a2e6287f348f3fc4815ad6ec00de17·...·]-1">}</span><span·class="w"> |
| 289 | </span><span·class="p"·data-group-id=" | 289 | </span><span·class="p"·data-group-id="9977847770-4">{</span><span·class="ss">code_change</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mode</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9977847770-5">[</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·279,·SHA:·8eebd898d4a5c6af957e6e862a922a0ba318ab3e348b3c3bf6c51e27565b278c·...·]-4">}</span><span·class="w"> |
| 290 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 290 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="9977847770-7">(</span><span·class="p"·data-group-id="9977847770-7">)</span><span·class="w"> |
| 291 | ··</span><span·class="n">Mode</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">up</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">down</span><span·class="w"> | 291 | ··</span><span·class="n">Mode</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">up</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">down</span><span·class="w"> |
| 292 | ··</span><span·class="n">Extra</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 292 | ··</span><span·class="n">Extra</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="9977847770-8">(</span><span·class="p"·data-group-id="9977847770-8">)</span></code></pre><p><code·class="inline">Mode</code>·defaults·to·<code·class="inline">up</code>·and·specifies·if·it·is·an·upgrade·or·downgrade.·This |
| 293 | instruction·sends·a·<code·class="inline">code_change</code>·system·message·to·all·processes·using·a·module | 293 | instruction·sends·a·<code·class="inline">code_change</code>·system·message·to·all·processes·using·a·module |
| 294 | <code·class="inline">Mod</code>·by·calling·function·<a·href="../../../../lib/stdlib-6.2/doc/html/sys.html#change_code/4"><code·class="inline">sys:change_code</code></a>,·passing·term | 294 | <code·class="inline">Mod</code>·by·calling·function·<a·href="../../../../lib/stdlib-6.2/doc/html/sys.html#change_code/4"><code·class="inline">sys:change_code</code></a>,·passing·term |
| 295 | <code·class="inline">Extra</code>·as·argument.</p><pre><code·class="text">{stop,·[Mod]} | 295 | <code·class="inline">Extra</code>·as·argument.</p><pre><code·class="text">{stop,·[Mod]} |
| 296 | ··Mod·=·atom()</code></pre><p>Stops·all·processes·using·a·module·<code·class="inline">Mod</code>·by·calling | 296 | ··Mod·=·atom()</code></pre><p>Stops·all·processes·using·a·module·<code·class="inline">Mod</code>·by·calling |
| 297 | <a·href="../../../../lib/stdlib-6.2/doc/html/supervisor.html#terminate_child/2"><code·class="inline">supervisor:terminate_child/2</code></a>.·This·instruction·is·useful·when·the·simplest·way | 297 | <a·href="../../../../lib/stdlib-6.2/doc/html/supervisor.html#terminate_child/2"><code·class="inline">supervisor:terminate_child/2</code></a>.·This·instruction·is·useful·when·the·simplest·way |
| 298 | to·change·code·is·to·stop·and·restart·the·processes·that·run·the·code.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 298 | to·change·code·is·to·stop·and·restart·the·processes·that·run·the·code.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8592071492-1">{</span><span·class="ss">start</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8592071492-2">[</span><span·class="n">Mod</span><span·class="p"·data-group-id="8592071492-2">]</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·fabab1828b612cea2323a385cdf2173937d0f051b3b2ec7ba0eb72fe797ce43e·...·]-1">}</span><span·class="w"> |
| 299 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 299 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="8592071492-3">(</span><span·class="p"·data-group-id="8592071492-3">)</span></code></pre><p>Starts·all·stopped·processes·using·a·module·<code·class="inline">Mod</code>·by·calling |
| 300 | <a·href="../../../../lib/stdlib-6.2/doc/html/supervisor.html#restart_child/2"><code·class="inline">supervisor:restart_child/2</code></a>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 300 | <a·href="../../../../lib/stdlib-6.2/doc/html/supervisor.html#restart_child/2"><code·class="inline">supervisor:restart_child/2</code></a>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6364902515-1">{</span><span·class="ss">sync_nodes</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Id</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6364902515-2">[</span><span·class="n">Node</span[·...·truncated·by·diffoscope;·len:·95,·SHA:·b54a82a2a30edb8276352ca0f727a1627b9b0306d1983b56a911d6ba83d9dc43·...·]-1">}</span><span·class="w"> |
| 301 | </span><span·class="p"·data-group-id=" | 301 | </span><span·class="p"·data-group-id="6364902515-3">{</span><span·class="ss">sync_nodes</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Id</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6364902515-4">{</span><span·class="n">M</span><s[·...·truncated·by·diffoscope;·len:·236,·SHA:·f7748120905733473a1232a7caf31dc235ca37b02df7014e72fbc2d09b480940·...·]-3">}</span><span·class="w"> |
| 302 | ··</span><span·class="n">Id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 302 | ··</span><span·class="n">Id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="6364902515-5">(</span><span·class="p"·data-group-id="6364902515-5">)</span><span·class="w"> |
| 303 | ··</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id=" | 303 | ··</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id="6364902515-6">(</span><span·class="p"·data-group-id="6364902515-6">)</span><span·class="w"> |
| 304 | ··</span><span·class="n">M</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 304 | ··</span><span·class="n">M</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="6364902515-7">(</span><span·class="p"·data-group-id="6364902515-7">)</span><span·class="w"> |
| 305 | ··</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 305 | ··</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6364902515-8">[</span><span·class="nf">term</span><span·class="p"·data-group-id="6364902515-9">(</span><span·class="p"·data-group-id="6364902515-9">)</span><span·class="p"·data-group-id="6364902515-8">]</span></code></pre><p><a·href="../../../../erts-15.2.2/doc/html/erlang.html#apply/3"><code·class="inline">apply(M,·F,·A)</code></a>·must·return·a·list·of·nodes.</p><p>This·instruction·synchronizes·the·release·installation·with·other·nodes.·Each |
| 306 | <code·class="inline">Node</code>·must·evaluate·this·command·with·the·same·<code·class="inline">Id</code>.·The·local·node·waits·for | 306 | <code·class="inline">Node</code>·must·evaluate·this·command·with·the·same·<code·class="inline">Id</code>.·The·local·node·waits·for |
| 307 | all·other·nodes·to·evaluate·the·instruction·before·execution·continues.·If·a | 307 | all·other·nodes·to·evaluate·the·instruction·before·execution·continues.·If·a |
| 308 | node·goes·down,·it·is·considered·to·be·an·unrecoverable·error,·and·the·local | 308 | node·goes·down,·it·is·considered·to·be·an·unrecoverable·error,·and·the·local |
| 309 | node·is·restarted·from·the·old·release.·There·is·no·time-out·for·this | 309 | node·is·restarted·from·the·old·release.·There·is·no·time-out·for·this |
| 310 | instruction,·which·means·that·it·can·hang·forever.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="04 | 310 | instruction,·which·means·that·it·can·hang·forever.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0409868003-1">{</span><span·class="nb">apply</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0409868003-2">{</span><span·class="n">M</span><span·class="p">,</span><span·class="w">·</span><span·class="n">F</span><span·clas[·...·truncated·by·diffoscope;·len:·156,·SHA:·748128c084a4ce5a1bb754c48d363fc13a09e71b69c8575501daec36bcd30655·...·]-1">}</span><span·class="w"> |
| 311 | ··</span><span·class="n">M</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="04 | 311 | ··</span><span·class="n">M</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="0409868003-3">(</span><span·class="p"·data-group-id="0409868003-3">)</span><span·class="w"> |
| 312 | ··</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="04 | 312 | ··</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0409868003-4">[</span><span·class="nf">term</span><span·class="p"·data-group-id="0409868003-5">(</span><span·class="p"·data-group-id="0409868003-5">)</span><span·class="p"·data-group-id="0409868003-4">]</span></code></pre><p>Evaluates·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#apply/3"><code·class="inline">apply(M,·F,·A)</code></a>.</p><p>If·the·instruction·appears·before·instruction·<code·class="inline">point_of_no_return</code>,·a·failure·is |
| 313 | caught.·<a·href="release_handler.html#install_release/1"><code·class="inline">release_handler:install_release/1</code></a>·then·returns | 313 | caught.·<a·href="release_handler.html#install_release/1"><code·class="inline">release_handler:install_release/1</code></a>·then·returns |
| 314 | <code·class="inline">{error,{'EXIT',Reason}}</code>,·unless·<code·class="inline">{error,Error}</code>·is·thrown·or·returned.·Then·it | 314 | <code·class="inline">{error,{'EXIT',Reason}}</code>,·unless·<code·class="inline">{error,Error}</code>·is·thrown·or·returned.·Then·it |
| 315 | returns·<code·class="inline">{error,Error}</code>.</p><p>If·the·instruction·appears·after·instruction·<code·class="inline">point_of_no_return</code>·and·the | 315 | returns·<code·class="inline">{error,Error}</code>.</p><p>If·the·instruction·appears·after·instruction·<code·class="inline">point_of_no_return</code>·and·the |
| 316 | function·call·fails,·the·system·is·restarted.</p><pre><code·class="text">restart_new_emulator</code></pre><p>This·instruction·is·used·when·the·application·ERTS,·Kernel,·STDLIB,·or·SASL·is | 316 | function·call·fails,·the·system·is·restarted.</p><pre><code·class="text">restart_new_emulator</code></pre><p>This·instruction·is·used·when·the·application·ERTS,·Kernel,·STDLIB,·or·SASL·is |
| 317 | upgraded.·It·shuts·down·the·current·emulator·and·starts·a·new·one.·All·processes | 317 | upgraded.·It·shuts·down·the·current·emulator·and·starts·a·new·one.·All·processes |
| 318 | are·terminated·gracefully,·and·the·new·version·of·ERTS,·Kernel,·STDLIB,·and·SASL | 318 | are·terminated·gracefully,·and·the·new·version·of·ERTS,·Kernel,·STDLIB,·and·SASL |
| 319 | are·used·when·the·emulator·restarts.·Only·one·<code·class="inline">restart_new_emulator</code>·instruction | 319 | are·used·when·the·emulator·restarts.·Only·one·<code·class="inline">restart_new_emulator</code>·instruction |
| Offset 391, 15 lines modified | Offset 391, 15 lines modified | ||
| 391 | ······<p·class="built-using"> | 391 | ······<p·class="built-using"> |
| 392 | ········Built·using | 392 | ········Built·using |
| 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 395 | ······</p> | 395 | ······</p> |
| 396 | <p>Copyright·©·1996-202 | 396 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 397 | ····</footer> | 397 | ····</footer> |
| 398 | ··</div> | 398 | ··</div> |
| 399 | </main> | 399 | </main> |
| 400 | </div> | 400 | </div> |
| 401 | <script> | 401 | <script> |
| 402 | ··function·mermaidLoaded()·{ | 402 | ··function·mermaidLoaded()·{ |
| 403 | ····mermaid.initialize({ | 403 | ····mermaid.initialize({ |
| Offset 304, 50 lines modified | Offset 304, 50 lines modified | ||
| 304 | ········ok</code></pre><h3·id="show-reports"·class="section-heading"> | 304 | ········ok</code></pre><h3·id="show-reports"·class="section-heading"> |
| 305 | ··<a·href="#show-reports"·class="hover-link"> | 305 | ··<a·href="#show-reports"·class="hover-link"> |
| 306 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 306 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 307 | ··</a> | 307 | ··</a> |
| 308 | ··<span·class="text">Show·Reports</span> | 308 | ··<span·class="text">Show·Reports</span> |
| 309 | </h3> | 309 | </h3> |
| 310 | <p>Use·function·<a·href="rb.html#show/1"><code·class="inline">rb:show(Number)</code></a>·to·show·details·of·a·specific | 310 | <p>Use·function·<a·href="rb.html#show/1"><code·class="inline">rb:show(Number)</code></a>·to·show·details·of·a·specific |
| 311 | report:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="nc">rb</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id=" | 311 | report:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="nc">rb</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id="7271532969-1">(</span><span·class="mi">4</span><span·class="p"·data-group-id="7271532969-1">)</span><span·class="p">.</span><span·class="w"> |
| 312 | </span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="w">··</span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">···································</span><span·class="mi">1996</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">16</span><span·class="w">·</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">36</span><span·class="w"> | 312 | </span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="w">··</span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">···································</span><span·class="mi">1996</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">16</span><span·class="w">·</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">36</span><span·class="w"> |
| 313 | </span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 313 | </span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 314 | </span><span·class="ss">supervisor</span><span·class="w">·····················································</span><span·class="p"·data-group-id=" | 314 | </span><span·class="ss">supervisor</span><span·class="w">·····················································</span><span·class="p"·data-group-id="7271532969-2">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="ss">sasl_sup</span><span·class="p"·data-group-id="7271532969-2">}</span><span·class="w"> |
| 315 | </span><span·class="ss">started</span><span·class="w"> | 315 | </span><span·class="ss">started</span><span·class="w"> |
| 316 | </span><span·class="p"·data-group-id=" | 316 | </span><span·class="p"·data-group-id="7271532969-3">[</span><span·class="p"·data-group-id="7271532969-4">{</span><span·class="ss">pid</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.24</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span[·...·truncated·by·diffoscope;·len:·42,·SHA:·4f4dd65c271c4e5a7a9652fedcd86c2ab692b819af1e30c670e2496b580d07bf·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 317 | </span><span·class="p"·data-group-id=" | 317 | </span><span·class="p"·data-group-id="7271532969-5">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="ss">release_handler</span><span·class="p"·data-group-id="7271532969-5">}</span><span·class="p">,</span><span·class="w"> |
| 318 | </span><span·class="p"·data-group-id=" | 318 | </span><span·class="p"·data-group-id="7271532969-6">{</span><span·class="ss">mfa</span><span·class="p">,</span><span·class="p"·data-group-id="7271532969-7">{</span><span·class="ss">release_handler</span><span·class="p">,</span><span·class="ss">start_link</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·191,·SHA:·ef42323518a30c51bd81a3fda852c059918e7043a0cc8a77635ce4798cd0c00b·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 319 | </span><span·class="p"·data-group-id=" | 319 | </span><span·class="p"·data-group-id="7271532969-9">{</span><span·class="ss">restart_type</span><span·class="p">,</span><span·class="ss">permanent</span><span·class="p"·data-group-id="7271532969-9">}</span><span·class="p">,</span><span·class="w"> |
| 320 | </span><span·class="p"·data-group-id=" | 320 | </span><span·class="p"·data-group-id="7271532969-10">{</span><span·class="ss">shutdown</span><span·class="p">,</span><span·class="mi">2000</span><span·class="p"·data-group-id="7271532969-10">}</span><span·class="p">,</span><span·class="w"> |
| 321 | </span><span·class="p"·data-group-id=" | 321 | </span><span·class="p"·data-group-id="7271532969-11">{</span><span·class="ss">child_type</span><span·class="p">,</span><span·class="ss">worker</span><span·class="p"·data-group-id="7271532969-11">}</span><span·class="p"·data-group-id="7271532969-3">]</span><span·class="w"> |
| 322 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 322 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 323 | 8>·</span><span·class="nc">rb</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id=" | 323 | 8>·</span><span·class="nc">rb</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id="7271532969-12">(</span><span·class="mi">9</span><span·class="p"·data-group-id="7271532969-12">)</span><span·class="p">.</span><span·class="w"> |
| 324 | </span><span·class="n">CRASH</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="w">··</span><span·class="o"><</span><span·class="mf">0.24</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">······································</span><span·class="mi">1996</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">16</span><span·class="w">·</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">21</span><span·class="w"> | 324 | </span><span·class="n">CRASH</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="w">··</span><span·class="o"><</span><span·class="mf">0.24</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">······································</span><span·class="mi">1996</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">16</span><span·class="w">·</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">21</span><span·class="w"> |
| 325 | </span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 325 | </span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 326 | </span><span·class="n">Crashing</span><span·class="w">·</span><span·class="ss">process</span><span·class="w"> | 326 | </span><span·class="n">Crashing</span><span·class="w">·</span><span·class="ss">process</span><span·class="w"> |
| 327 | </span><span·class="ss">pid</span><span·class="w">·································································</span><span·class="o"><</span><span·class="mf">0.24</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> | 327 | </span><span·class="ss">pid</span><span·class="w">·································································</span><span·class="o"><</span><span·class="mf">0.24</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> |
| 328 | </span><span·class="ss">registered_name</span><span·class="w">··············································</span><span·class="ss">release_handler</span><span·class="w"> | 328 | </span><span·class="ss">registered_name</span><span·class="w">··············································</span><span·class="ss">release_handler</span><span·class="w"> |
| 329 | </span><span·class="ss">error_info</span><span·class="w">·····························</span><span·class="p"·data-group-id=" | 329 | </span><span·class="ss">error_info</span><span·class="w">·····························</span><span·class="p"·data-group-id="7271532969-13">{</span><span·class="ss">undef</span><span·class="p">,</span><span·class="p"·data-group-id="7271532969-14">{</span><span·class="ss">release_handler</span><span·class="p">,</span><span·class="ss">mbj_func</span><span·class="p">,</span><span·c[·...·truncated·by·diffoscope;·len:·196,·SHA:·3b01389097fa1a9c30437d7d1f1c65f85eb7c8f6d62b190387bf440e7348a6cd·...·]-13">}</span><span·class="w"> |
| 330 | </span><span·class="ss">initial_call</span><span·class="w"> | 330 | </span><span·class="ss">initial_call</span><span·class="w"> |
| 331 | </span><span·class="p"·data-group-id=" | 331 | </span><span·class="p"·data-group-id="7271532969-16">{</span><span·class="ss">gen</span><span·class="p">,</span><span·class="ss">init_it</span><span·class="p">,</span><span·class="w"> |
| 332 | </span><span·class="p"·data-group-id=" | 332 | </span><span·class="p"·data-group-id="7271532969-17">[</span><span·class="ss">gen_server</span><span·class="p">,</span><span·class="w"> |
| 333 | </span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="w"> | 333 | </span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="w"> |
| 334 | </span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="w"> | 334 | </span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="w"> |
| 335 | </span><span·class="p"·data-group-id=" | 335 | </span><span·class="p"·data-group-id="7271532969-18">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="nb">register</span><span·class="p"·data-group-id="7271532969-18">}</span><span·class="p">,</span><span·class="w"> |
| 336 | </span><span·class="ss">release_handler</span><span·class="p">,</span><span·class="w"> | 336 | </span><span·class="ss">release_handler</span><span·class="p">,</span><span·class="w"> |
| 337 | </span><span·class="ss">release_handler</span><span·class="p">,</span><span·class="w"> | 337 | </span><span·class="ss">release_handler</span><span·class="p">,</span><span·class="w"> |
| 338 | </span><span·class="p"·data-group-id=" | 338 | </span><span·class="p"·data-group-id="7271532969-19">[</span><span·class="p"·data-group-id="7271532969-19">]</span><span·class="p">,</span><span·class="w"> |
| 339 | </span><span·class="p"·data-group-id=" | 339 | </span><span·class="p"·data-group-id="7271532969-20">[</span><span·class="p"·data-group-id="7271532969-20">]</span><span·class="p"·data-group-id="7271532969-17">]</span><span·class="p"·data-group-id="7271532969-16">}</span><span·class="w"> |
| 340 | </span><span·class="ss">ancestors</span><span·class="w">················································</span><span·class="p"·data-group-id=" | 340 | </span><span·class="ss">ancestors</span><span·class="w">················································</span><span·class="p"·data-group-id="7271532969-21">[</span><span·class="ss">sasl_sup</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.18</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="7271532969-21">]</span><span·class="w"> |
| 341 | </span><span·class="ss">messages</span><span·class="w">··································································</span><span·class="p"·data-group-id=" | 341 | </span><span·class="ss">messages</span><span·class="w">··································································</span><span·class="p"·data-group-id="7271532969-22">[</span><span·class="p"·data-group-id="7271532969-22">]</span><span·class="w"> |
| 342 | </span><span·class="ss">links</span><span·class="w">····················································</span><span·class="p"·data-group-id=" | 342 | </span><span·class="ss">links</span><span·class="w">····················································</span><span·class="p"·data-group-id="7271532969-23">[</span><span·class="o"><</span><span·class="mf">0.23</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span[·...·truncated·by·diffoscope;·len:·94,·SHA:·d1092d0e995761d53a52cf3a71c283b9075518a614b67aecad1efa2556e4bef1·...·]-23">]</span><span·class="w"> |
| 343 | </span><span·class="ss">dictionary</span><span·class="w">································································</span><span·class="p"·data-group-id=" | 343 | </span><span·class="ss">dictionary</span><span·class="w">································································</span><span·class="p"·data-group-id="7271532969-24">[</span><span·class="p"·data-group-id="7271532969-24">]</span><span·class="w"> |
| 344 | </span><span·class="ss">trap_exit</span><span·class="w">······························································</span><span·class="ss">false</span><span·class="w"> | 344 | </span><span·class="ss">trap_exit</span><span·class="w">······························································</span><span·class="ss">false</span><span·class="w"> |
| 345 | </span><span·class="ss">status</span><span·class="w">·······························································</span><span·class="ss">running</span><span·class="w"> | 345 | </span><span·class="ss">status</span><span·class="w">·······························································</span><span·class="ss">running</span><span·class="w"> |
| 346 | </span><span·class="ss">heap_size</span><span·class="w">································································</span><span·class="mi">610</span><span·class="w"> | 346 | </span><span·class="ss">heap_size</span><span·class="w">································································</span><span·class="mi">610</span><span·class="w"> |
| 347 | </span><span·class="ss">stack_size</span><span·class="w">·······························································</span><span·class="mi">142</span><span·class="w"> | 347 | </span><span·class="ss">stack_size</span><span·class="w">·······························································</span><span·class="mi">142</span><span·class="w"> |
| 348 | </span><span·class="ss">reductions</span><span·class="w">································································</span><span·class="mi">54</span><span·class="w"> | 348 | </span><span·class="ss">reductions</span><span·class="w">································································</span><span·class="mi">54</span><span·class="w"> |
| 349 | </span><span·class="ss">ok</span></code></pre><h3·id="search-reports"·class="section-heading"> | 349 | </span><span·class="ss">ok</span></code></pre><h3·id="search-reports"·class="section-heading"> |
| Offset 481, 15 lines modified | Offset 481, 15 lines modified | ||
| 481 | ······<p·class="built-using"> | 481 | ······<p·class="built-using"> |
| 482 | ········Built·using | 482 | ········Built·using |
| 483 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 483 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 484 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 484 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 485 | ······</p> | 485 | ······</p> |
| 486 | <p>Copyright·©·1996-202 | 486 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 487 | ····</footer> | 487 | ····</footer> |
| 488 | ··</div> | 488 | ··</div> |
| 489 | </main> | 489 | </main> |
| 490 | </div> | 490 | </div> |
| 491 | <script> | 491 | <script> |
| 492 | ··function·mermaidLoaded()·{ | 492 | ··function·mermaidLoaded()·{ |
| 493 | ····mermaid.initialize({ | 493 | ····mermaid.initialize({ |
| Offset 1159, 15 lines modified | Offset 1159, 15 lines modified | ||
| 1159 | ······<p·class="built-using"> | 1159 | ······<p·class="built-using"> |
| 1160 | ········Built·using | 1160 | ········Built·using |
| 1161 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1161 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1162 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1162 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1163 | ······</p> | 1163 | ······</p> |
| 1164 | <p>Copyright·©·1996-202 | 1164 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1165 | ····</footer> | 1165 | ····</footer> |
| 1166 | ··</div> | 1166 | ··</div> |
| 1167 | </main> | 1167 | </main> |
| 1168 | </div> | 1168 | </div> |
| 1169 | <script> | 1169 | <script> |
| 1170 | ··function·mermaidLoaded()·{ | 1170 | ··function·mermaidLoaded()·{ |
| 1171 | ····mermaid.initialize({ | 1171 | ····mermaid.initialize({ |
| Offset 1065, 15 lines modified | Offset 1065, 15 lines modified | ||
| 1065 | ······<p·class="built-using"> | 1065 | ······<p·class="built-using"> |
| 1066 | ········Built·using | 1066 | ········Built·using |
| 1067 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1067 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1068 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1068 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1069 | ······</p> | 1069 | ······</p> |
| 1070 | <p>Copyright·©·1996-202 | 1070 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1071 | ····</footer> | 1071 | ····</footer> |
| 1072 | ··</div> | 1072 | ··</div> |
| 1073 | </main> | 1073 | </main> |
| 1074 | </div> | 1074 | </div> |
| 1075 | <script> | 1075 | <script> |
| 1076 | ··function·mermaidLoaded()·{ | 1076 | ··function·mermaidLoaded()·{ |
| 1077 | ····mermaid.initialize({ | 1077 | ····mermaid.initialize({ |
| Offset 136, 19 lines modified | Offset 136, 19 lines modified | ||
| 136 | (<code·class="inline">.script</code>,·<code·class="inline">.boot</code>)·and·release·upgrade·files·(<code·class="inline">relup</code>).</p><h2·id="file-syntax"·class="section-heading"> | 136 | (<code·class="inline">.script</code>,·<code·class="inline">.boot</code>)·and·release·upgrade·files·(<code·class="inline">relup</code>).</p><h2·id="file-syntax"·class="section-heading"> |
| 137 | ··<a·href="#file-syntax"·class="hover-link"> | 137 | ··<a·href="#file-syntax"·class="hover-link"> |
| 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 139 | ··</a> | 139 | ··</a> |
| 140 | ··<span·class="text">File·Syntax</span> | 140 | ··<span·class="text">File·Syntax</span> |
| 141 | </h2> | 141 | </h2> |
| 142 | <p>The·release·resource·file·is·to·be·called·<code·class="inline">Name.rel</code>.</p><p>The·<code·class="inline">.rel</code>·file·contains·one·single·Erlang·term,·which·is·called·a·<em>release | 142 | <p>The·release·resource·file·is·to·be·called·<code·class="inline">Name.rel</code>.</p><p>The·<code·class="inline">.rel</code>·file·contains·one·single·Erlang·term,·which·is·called·a·<em>release |
| 143 | specification</em>.·The·file·has·the·following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 143 | specification</em>.·The·file·has·the·following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3529651599-1">{</span><span·class="ss">release</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3529651599-2">{</span><span·class="n">RelName</span><span·class="p">,</span><span·class="n">Vsn</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·276,·SHA:·9fcf8ece96e41b8023943bcfe960a10a92c1b5beb02b23582f73270f4c4aa591·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 144 | ··</span><span·class="p"·data-group-id=" | 144 | ··</span><span·class="p"·data-group-id="3529651599-4">[</span><span·class="p"·data-group-id="3529651599-5">{</span><span·class="n">Application</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppVsn</span><span·class="p"·data-group-id="3529651599-5">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 145 | ···</span><span·class="p"·data-group-id=" | 145 | ···</span><span·class="p"·data-group-id="3529651599-6">{</span><span·class="n">Application</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppVsn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p"·data-group-id="3529651599-6">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 146 | ···</span><span·class="p"·data-group-id=" | 146 | ···</span><span·class="p"·data-group-id="3529651599-7">{</span><span·class="n">Application</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppVsn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IncApps</span><span·class="p"·data-group-id="3529651599-7">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 147 | ···</span><span·class="p"·data-group-id=" | 147 | ···</span><span·class="p"·data-group-id="3529651599-8">{</span><span·class="n">Application</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppVsn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·177,·SHA:·aa848b4796516b6684e79561b8551590fe7c0e51464b41b9ca52df2c01892ba5·...·]-1">}</span><span·class="p">.</span></code></pre><ul><li><p><strong><code·class="inline">RelName·=·string()</code></strong>·-·Release·name.</p></li><li><p><strong><code·class="inline">Vsn·=·string()</code></strong>·-·Release·version.</p></li><li><p><strong><code·class="inline">EVsn·=·string()</code></strong>·-·ERTS·version·the·release·is·intended·for.</p></li><li><p><strong><code·class="inline">Application·=·atom()</code></strong>·-·Name·of·an·application·included·in·the·release.</p></li><li><p><strong><code·class="inline">AppVsn·=·string()</code></strong>·-·Version·of·an·application·included·in·the·release.</p></li><li><p><strong><code·class="inline">Type·=·permanent·|·transient·|·temporary·|·load·|·none</code></strong>·-·Start·type·of |
| 148 | an·application·included·in·the·release.</p><p>If·<code·class="inline">Type·=·permanent·|·transient·|·temporary</code>,·the·application·is·loaded·and | 148 | an·application·included·in·the·release.</p><p>If·<code·class="inline">Type·=·permanent·|·transient·|·temporary</code>,·the·application·is·loaded·and |
| 149 | started·in·the·corresponding·way,·see·<a·href="../../../../lib/kernel-10.2.2/doc/html/application.html"><code·class="inline">application</code></a>.</p><p>If·<code·class="inline">Type·=·load</code>,·the·application·is·only·loaded.</p><p>If·<code·class="inline">Type·=·none</code>,·the·application·is·not·loaded·and·not·started,·although·the | 149 | started·in·the·corresponding·way,·see·<a·href="../../../../lib/kernel-10.2.2/doc/html/application.html"><code·class="inline">application</code></a>.</p><p>If·<code·class="inline">Type·=·load</code>,·the·application·is·only·loaded.</p><p>If·<code·class="inline">Type·=·none</code>,·the·application·is·not·loaded·and·not·started,·although·the |
| 150 | code·for·its·modules·is·loaded.</p><p>Defaults·to·<code·class="inline">permanent</code></p></li><li><p><strong><code·class="inline">IncApps·=·[atom()]</code></strong>·-·A·list·of·applications·that·are·included·by·an | 150 | code·for·its·modules·is·loaded.</p><p>Defaults·to·<code·class="inline">permanent</code></p></li><li><p><strong><code·class="inline">IncApps·=·[atom()]</code></strong>·-·A·list·of·applications·that·are·included·by·an |
| 151 | application·included·in·the·release.·The·list·must·be·a·subset·of·the·included | 151 | application·included·in·the·release.·The·list·must·be·a·subset·of·the·included |
| 152 | applications·specified·in·the·application·resource·file·(<code·class="inline">Application.app</code>) | 152 | applications·specified·in·the·application·resource·file·(<code·class="inline">Application.app</code>) |
| 153 | and·overrides·this·value.·Defaults·to·the·same·value·as·in·the·application | 153 | and·overrides·this·value.·Defaults·to·the·same·value·as·in·the·application |
| 154 | resource·file.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·list·of·applications·must·contain·the·Kernel·and·STDLIB·applications.</p></section><h2·id="see-also"·class="section-heading"> | 154 | resource·file.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·list·of·applications·must·contain·the·Kernel·and·STDLIB·applications.</p></section><h2·id="see-also"·class="section-heading"> |
| Offset 204, 15 lines modified | Offset 204, 15 lines modified | ||
| 204 | ······<p·class="built-using"> | 204 | ······<p·class="built-using"> |
| 205 | ········Built·using | 205 | ········Built·using |
| 206 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 206 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 207 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 207 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 208 | ······</p> | 208 | ······</p> |
| 209 | <p>Copyright·©·1996-202 | 209 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 210 | ····</footer> | 210 | ····</footer> |
| 211 | ··</div> | 211 | ··</div> |
| 212 | </main> | 212 | </main> |
| 213 | </div> | 213 | </div> |
| 214 | <script> | 214 | <script> |
| 215 | ··function·mermaidLoaded()·{ | 215 | ··function·mermaidLoaded()·{ |
| 216 | ····mermaid.initialize({ | 216 | ····mermaid.initialize({ |
| Offset 1054, 16 lines modified | Offset 1054, 16 lines modified | ||
| 1054 | updated·(<code·class="inline">Bool==true</code>)·or·if·only·code·paths·for·modified·applications·are·to | 1054 | updated·(<code·class="inline">Bool==true</code>)·or·if·only·code·paths·for·modified·applications·are·to |
| 1055 | be·updated·(<code·class="inline">Bool==false</code>,·default).·This·option·has·only·effect·for·other | 1055 | be·updated·(<code·class="inline">Bool==false</code>,·default).·This·option·has·only·effect·for·other |
| 1056 | application·directories·than·the·default·<code·class="inline">$ROOT/lib/App-Vsn</code>,·that·is, | 1056 | application·directories·than·the·default·<code·class="inline">$ROOT/lib/App-Vsn</code>,·that·is, |
| 1057 | application·directories·specified·in·argument·<code·class="inline">AppDirs</code>·in·a·call·to | 1057 | application·directories·specified·in·argument·<code·class="inline">AppDirs</code>·in·a·call·to |
| 1058 | <a·href="#create_RELEASES/4"><code·class="inline">create_RELEASES/4</code></a>·or·<a·href="#set_unpacked/2"><code·class="inline">set_unpacked/2</code></a>.</p><p><em>Example:</em></p><p>In·the·current·version·<code·class="inline">CurVsn</code>·of·a·release,·the·application·directory·of | 1058 | <a·href="#create_RELEASES/4"><code·class="inline">create_RELEASES/4</code></a>·or·<a·href="#set_unpacked/2"><code·class="inline">set_unpacked/2</code></a>.</p><p><em>Example:</em></p><p>In·the·current·version·<code·class="inline">CurVsn</code>·of·a·release,·the·application·directory·of |
| 1059 | <code·class="inline">myapp</code>·is·<code·class="inline">$ROOT/lib/myapp-1.0</code>.·A·new·version·<code·class="inline">NewVsn</code>·is·unpacked·outside | 1059 | <code·class="inline">myapp</code>·is·<code·class="inline">$ROOT/lib/myapp-1.0</code>.·A·new·version·<code·class="inline">NewVsn</code>·is·unpacked·outside |
| 1060 | the·release·handler·and·the·release·handler·is·informed·about·this·with·a·call | 1060 | the·release·handler·and·the·release·handler·is·informed·about·this·with·a·call |
| 1061 | as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">release_handler</span><span·class="p">:</span><span·class="nf">set_unpacked</span><span·class="p"·data-group-id=" | 1061 | as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">release_handler</span><span·class="p">:</span><span·class="nf">set_unpacked</span><span·class="p"·data-group-id="7267703723-1">(</span><span·class="n">RelFile</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7267703723-2">[</span><span·class="p"·data-group-id="7267703723-3">{</span><span·class="ss">myapp</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·353,·SHA:·854c6974adf8b1dfa2ce635116c39c6cd97952ae33ae27858c9d64983e8637e1·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1062 | </span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 1062 | </span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="7267703723-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">NewVsn</span><span·class="p"·data-group-id="7267703723-4">}</span></code></pre><p>If·<code·class="inline">NewVsn</code>·is·installed·with·option·<code·class="inline">{update_paths,true}</code>,·then |
| 1063 | <a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#lib_dir/1"><code·class="inline">code:lib_dir(myapp)</code></a>·returns·<code·class="inline">/home/user/myapp-1.0</code>.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Installing·a·new·release·can·be·time·consuming·if·there·are·many·processes·in | 1063 | <a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#lib_dir/1"><code·class="inline">code:lib_dir(myapp)</code></a>·returns·<code·class="inline">/home/user/myapp-1.0</code>.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Installing·a·new·release·can·be·time·consuming·if·there·are·many·processes·in |
| 1064 | the·system.·The·reason·is·that·each·process·must·be·checked·for·references·to | 1064 | the·system.·The·reason·is·that·each·process·must·be·checked·for·references·to |
| 1065 | old·code·before·a·module·can·be·purged.·This·check·can·lead·to·garbage | 1065 | old·code·before·a·module·can·be·purged.·This·check·can·lead·to·garbage |
| 1066 | collections·and·copying·of·data.</p><p>To·speed·up·the·execution·of·<a·href="#install_release/1"><code·class="inline">install_release</code></a>,·first | 1066 | collections·and·copying·of·data.</p><p>To·speed·up·the·execution·of·<a·href="#install_release/1"><code·class="inline">install_release</code></a>,·first |
| 1067 | call·<a·href="#check_install_release/1"><code·class="inline">check_install_release</code></a>,·using·option | 1067 | call·<a·href="#check_install_release/1"><code·class="inline">check_install_release</code></a>,·using·option |
| 1068 | <code·class="inline">purge</code>.·This·does·the·same·check·for·old·code.·Then·purges·all·modules·that | 1068 | <code·class="inline">purge</code>.·This·does·the·same·check·for·old·code.·Then·purges·all·modules·that |
| 1069 | can·be·soft-purged.·The·purged·modules·do·then·no·longer·have·any·old·code, | 1069 | can·be·soft-purged.·The·purged·modules·do·then·no·longer·have·any·old·code, |
| Offset 1340, 15 lines modified | Offset 1340, 15 lines modified | ||
| 1340 | ······<p·class="built-using"> | 1340 | ······<p·class="built-using"> |
| 1341 | ········Built·using | 1341 | ········Built·using |
| 1342 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1342 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1343 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1343 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1344 | ······</p> | 1344 | ······</p> |
| 1345 | <p>Copyright·©·1996-202 | 1345 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1346 | ····</footer> | 1346 | ····</footer> |
| 1347 | ··</div> | 1347 | ··</div> |
| 1348 | </main> | 1348 | </main> |
| 1349 | </div> | 1349 | </div> |
| 1350 | <script> | 1350 | <script> |
| 1351 | ··function·mermaidLoaded()·{ | 1351 | ··function·mermaidLoaded()·{ |
| 1352 | ····mermaid.initialize({ | 1352 | ····mermaid.initialize({ |
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| 206 | ······<p·class="built-using"> | 206 | ······<p·class="built-using"> |
| 207 | ········Built·using | 207 | ········Built·using |
| 208 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 208 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 209 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 209 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 210 | ······</p> | 210 | ······</p> |
| 211 | <p>Copyright·©·1996-202 | 211 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 212 | ····</footer> | 212 | ····</footer> |
| 213 | ··</div> | 213 | ··</div> |
| 214 | </main> | 214 | </main> |
| 215 | </div> | 215 | </div> |
| 216 | <script> | 216 | <script> |
| 217 | ··function·mermaidLoaded()·{ | 217 | ··function·mermaidLoaded()·{ |
| 218 | ····mermaid.initialize({ | 218 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:18:38,·uncompressed·size·20,·method=store |
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| 261 | ······<p·class="built-using"> | 261 | ······<p·class="built-using"> |
| 262 | ········Built·using | 262 | ········Built·using |
| 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 265 | ······</p> | 265 | ······</p> |
| 266 | <p>Copyright·©·1996-202 | 266 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 267 | ····</footer> | 267 | ····</footer> |
| 268 | ··</div> | 268 | ··</div> |
| 269 | </main> | 269 | </main> |
| 270 | </div> | 270 | </div> |
| 271 | <script> | 271 | <script> |
| 272 | ··function·mermaidLoaded()·{ | 272 | ··function·mermaidLoaded()·{ |
| 273 | ····mermaid.initialize({ | 273 | ····mermaid.initialize({ |
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| 188 | ······<p·class="built-using"> | 188 | ······<p·class="built-using"> |
| 189 | ········Built·using | 189 | ········Built·using |
| 190 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 190 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 191 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 191 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 192 | ······</p> | 192 | ······</p> |
| 193 | <p>Copyright·©·1996-202 | 193 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 194 | ····</footer> | 194 | ····</footer> |
| 195 | ··</div> | 195 | ··</div> |
| 196 | </main> | 196 | </main> |
| 197 | </div> | 197 | </div> |
| 198 | <script> | 198 | <script> |
| 199 | ··function·mermaidLoaded()·{ | 199 | ··function·mermaidLoaded()·{ |
| 200 | ····mermaid.initialize({ | 200 | ····mermaid.initialize({ |
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| 138 | files.</p><h2·id="file-syntax"·class="section-heading"> | 138 | files.</p><h2·id="file-syntax"·class="section-heading"> |
| 139 | ··<a·href="#file-syntax"·class="hover-link"> | 139 | ··<a·href="#file-syntax"·class="hover-link"> |
| 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 141 | ··</a> | 141 | ··</a> |
| 142 | ··<span·class="text">File·Syntax</span> | 142 | ··<span·class="text">File·Syntax</span> |
| 143 | </h2> | 143 | </h2> |
| 144 | <p>The·boot·script·is·stored·in·a·file·with·extension·<code·class="inline">.script</code>.·The·file·has·the | 144 | <p>The·boot·script·is·stored·in·a·file·with·extension·<code·class="inline">.script</code>.·The·file·has·the |
| 145 | following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 145 | following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6287451710-1">{</span><span·class="ss">script</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6287451710-2">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Vsn</span><s[·...·truncated·by·diffoscope;·len:·39,·SHA:·9fb69d687d141c9dfc6337d627093a8cfe224128da2984eb6e286f34517914f2·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 146 | ·</span><span·class="p"·data-group-id=" | 146 | ·</span><span·class="p"·data-group-id="6287451710-3">[</span><span·class="w"> |
| 147 | ··</span><span·class="p"·data-group-id=" | 147 | ··</span><span·class="p"·data-group-id="6287451710-4">{</span><span·class="ss">progress</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">loading</span><span·class="p"·data-group-id="6287451710-4">}</span><span·class="p">,</span><span·class="w"> |
| 148 | ··</span><span·class="p"·data-group-id=" | 148 | ··</span><span·class="p"·data-group-id="6287451710-5">{</span><span·class="ss">preLoaded</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6287451710-6">[</span><span·class="n">Mod1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod2</spa[·...·truncated·by·diffoscope;·len:·216,·SHA:·ca13d7348f56f1ef237c875aa1a98606df38ead4e1a4181aa50cb3280558a8b8·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 149 | ··</span><span·class="p"·data-group-id=" | 149 | ··</span><span·class="p"·data-group-id="6287451710-7">{</span><span·class="ss">path</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6287451710-8">[</span><span·class="n">Dir1</span><span·class="p">,</span><span·class="s">"$ROOT/Dir"</span><span·clas[·...·truncated·by·diffoscope;·len:·180,·SHA:·284c12c8fcf3f5c3aa73ad97b8f9e47d405f641d4e25bd8cb2e858669383a524·...·]-7">}</span><span·class="p">.</span><span·class="w"> |
| 150 | ··</span><span·class="p"·data-group-id=" | 150 | ··</span><span·class="p"·data-group-id="6287451710-9">{</span><span·class="ss">primLoad</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6287451710-10">[</span><span·class="n">Mod1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod2</spa[·...·truncated·by·diffoscope;·len:·217,·SHA:·bc4f9add072d6040681cd83d1fb98d928a86784570ab5647b95b6236440133ec·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 151 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 151 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 152 | ··</span><span·class="p"·data-group-id=" | 152 | ··</span><span·class="p"·data-group-id="6287451710-11">{</span><span·class="ss">kernel_load_completed</span><span·class="p"·data-group-id="6287451710-11">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ··</span><span·class="p"·data-group-id=" | 153 | ··</span><span·class="p"·data-group-id="6287451710-12">{</span><span·class="ss">progress</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">loaded</span><span·class="p"·data-group-id="6287451710-12">}</span><span·class="p">,</span><span·class="w"> |
| 154 | ··</span><span·class="p"·data-group-id=" | 154 | ··</span><span·class="p"·data-group-id="6287451710-13">{</span><span·class="ss">kernelProcess</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6287451710-14">{</span><span·class="n">Mod[·...·truncated·by·diffoscope;·len:·252,·SHA:·1ccef68b2c08c70283aa0ad5b984e53b9b212ea51c28c26976f9c87725dbfba3·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 155 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 155 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 156 | ··</span><span·class="p"·data-group-id=" | 156 | ··</span><span·class="p"·data-group-id="6287451710-15">{</span><span·class="nb">apply</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6287451710-16">{</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Func</span><[·...·truncated·by·diffoscope;·len:·169,·SHA:·563adfdd357e5e913d40c19f02b507dc2f3fbbb413c0b057c6ea5b796d7d5221·...·]-15">}</span><span·class="p">,</span><span·class="w"> |
| 157 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 157 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 158 | ··</span><span·class="p"·data-group-id=" | 158 | ··</span><span·class="p"·data-group-id="6287451710-17">{</span><span·class="ss">progress</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">started</span><span·class="p"·data-group-id="6287451710-17">}</span><span·class="p"·data-group-id="6287451710-3">]</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·d542bcc6f28ae62d205f2df37072f7acd550072c8a024e94f29dce8b23c3f41c·...·]-1">}</span><span·class="p">.</span></code></pre><ul><li><p><strong><code·class="inline">Name·=·string()</code></strong>·-·Defines·the·system·name.</p></li><li><p><strong><code·class="inline">Vsn·=·string()</code></strong>·-·Defines·the·system·version.</p></li><li><p><strong><code·class="inline">{progress,·Term}</code></strong>·-·Sets·the·"progress"·of·the·initialization·program. |
| 159 | The·<a·href="../../../../erts-15.2.2/doc/html/init.html#get_status/0"><code·class="inline">init:get_status/0</code></a>·function·returns·the·current·value·of·the·progress, | 159 | The·<a·href="../../../../erts-15.2.2/doc/html/init.html#get_status/0"><code·class="inline">init:get_status/0</code></a>·function·returns·the·current·value·of·the·progress, |
| 160 | which·is·<code·class="inline">{InternalStatus,Term}</code>.</p></li><li><p><strong><code·class="inline">{path,·[Dir]}</code></strong>·-·<code·class="inline">Dir</code>·is·a·string.·This·argument·sets·the·load·path·of | 160 | which·is·<code·class="inline">{InternalStatus,Term}</code>.</p></li><li><p><strong><code·class="inline">{path,·[Dir]}</code></strong>·-·<code·class="inline">Dir</code>·is·a·string.·This·argument·sets·the·load·path·of |
| 161 | the·system·to·<code·class="inline">[Dir]</code>.·The·load·path·used·to·load·modules·is·obtained·from·the | 161 | the·system·to·<code·class="inline">[Dir]</code>.·The·load·path·used·to·load·modules·is·obtained·from·the |
| 162 | initial·load·path,·which·is·given·in·the·script·file,·together·with·any·path | 162 | initial·load·path,·which·is·given·in·the·script·file,·together·with·any·path |
| 163 | flags·that·were·supplied·in·the·command-line·arguments.·The·command-line | 163 | flags·that·were·supplied·in·the·command-line·arguments.·The·command-line |
| 164 | arguments·modify·the·path·as·follows:</p><ul><li><code·class="inline">-pa·Dir1·Dir2·...·DirN</code>·adds·the·directories | 164 | arguments·modify·the·path·as·follows:</p><ul><li><code·class="inline">-pa·Dir1·Dir2·...·DirN</code>·adds·the·directories |
| 165 | <code·class="inline">DirN,·DirN-1,·...,·Dir2,·Dir1</code>·to·the·front·of·the·initial·load·path.</li><li><code·class="inline">-pz·Dir1·Dir2·...·DirN</code>·adds·the·directories·<code·class="inline">Dir1,·Dir2,·...,·DirN</code>·to·the | 165 | <code·class="inline">DirN,·DirN-1,·...,·Dir2,·Dir1</code>·to·the·front·of·the·initial·load·path.</li><li><code·class="inline">-pz·Dir1·Dir2·...·DirN</code>·adds·the·directories·<code·class="inline">Dir1,·Dir2,·...,·DirN</code>·to·the |
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| 230 | ······<p·class="built-using"> | 230 | ······<p·class="built-using"> |
| 231 | ········Built·using | 231 | ········Built·using |
| 232 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 232 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 234 | ······</p> | 234 | ······</p> |
| 235 | <p>Copyright·©·1996-202 | 235 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 236 | ····</footer> | 236 | ····</footer> |
| 237 | ··</div> | 237 | ··</div> |
| 238 | </main> | 238 | </main> |
| 239 | </div> | 239 | </div> |
| 240 | <script> | 240 | <script> |
| 241 | ··function·mermaidLoaded()·{ | 241 | ··function·mermaidLoaded()·{ |
| 242 | ····mermaid.initialize({ | 242 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 656 | ······<p·class="built-using"> | 656 | ······<p·class="built-using"> |
| 657 | ········Built·using | 657 | ········Built·using |
| 658 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 658 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 659 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 659 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 660 | ······</p> | 660 | ······</p> |
| 661 | <p>Copyright·©·1996-202 | 661 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 662 | ····</footer> | 662 | ····</footer> |
| 663 | ··</div> | 663 | ··</div> |
| 664 | </main> | 664 | </main> |
| 665 | </div> | 665 | </div> |
| 666 | <script> | 666 | <script> |
| 667 | ··function·mermaidLoaded()·{ | 667 | ··function·mermaidLoaded()·{ |
| 668 | ····mermaid.initialize({ | 668 | ····mermaid.initialize({ |
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| 25 | dist/lato-latin-300-normal-YUMVEFOL.woff2 | 25 | dist/lato-latin-300-normal-YUMVEFOL.woff2 |
| 26 | dist/lato-latin-400-normal-W7754I4D.woff2 | 26 | dist/lato-latin-400-normal-W7754I4D.woff2 |
| 27 | dist/lato-latin-700-normal-2XVSBPG4.woff2 | 27 | dist/lato-latin-700-normal-2XVSBPG4.woff2 |
| 28 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 | 28 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 |
| 29 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 | 29 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 |
| 30 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 | 30 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 |
| 31 | dist/remixicon-NKANDIL5.woff2 | 31 | dist/remixicon-NKANDIL5.woff2 |
| 32 | dist/search_data- | 32 | dist/search_data-A8D9C378.js |
| 33 | dist/sidebar_items-C452AB65.js | 33 | dist/sidebar_items-C452AB65.js |
| 34 | index.html | 34 | index.html |
| 35 | notes.html | 35 | notes.html |
| 36 | search.html | 36 | search.html |
| 37 | snmp.html | 37 | snmp.html |
| 38 | snmp_advanced_agent.html | 38 | snmp_advanced_agent.html |
| 39 | snmp_agent_config_files.html | 39 | snmp_agent_config_files.html |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 478 | ······<p·class="built-using"> | 478 | ······<p·class="built-using"> |
| 479 | ········Built·using | 479 | ········Built·using |
| 480 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 480 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 481 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 481 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 482 | ······</p> | 482 | ······</p> |
| 483 | <p>Copyright·©·1996-202 | 483 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 484 | ····</footer> | 484 | ····</footer> |
| 485 | ··</div> | 485 | ··</div> |
| 486 | </main> | 486 | </main> |
| 487 | </div> | 487 | </div> |
| 488 | <script> | 488 | <script> |
| 489 | ··function·mermaidLoaded()·{ | 489 | ··function·mermaidLoaded()·{ |
| 490 | ····mermaid.initialize({ | 490 | ····mermaid.initialize({ |
| Offset 1102, 15 lines modified | Offset 1102, 15 lines modified | ||
| 1102 | ······<p·class="built-using"> | 1102 | ······<p·class="built-using"> |
| 1103 | ········Built·using | 1103 | ········Built·using |
| 1104 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1104 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1105 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1105 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1106 | ······</p> | 1106 | ······</p> |
| 1107 | <p>Copyright·©·1996-202 | 1107 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1108 | ····</footer> | 1108 | ····</footer> |
| 1109 | ··</div> | 1109 | ··</div> |
| 1110 | </main> | 1110 | </main> |
| 1111 | </div> | 1111 | </div> |
| 1112 | <script> | 1112 | <script> |
| 1113 | ··function·mermaidLoaded()·{ | 1113 | ··function·mermaidLoaded()·{ |
| 1114 | ····mermaid.initialize({ | 1114 | ····mermaid.initialize({ |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
| 119 | ··<h1> | 119 | ··<h1> |
| 120 | ····<span></span> | 120 | ····<span></span> |
| 121 | ··</h1> | 121 | ··</h1> |
| 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> | 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> |
| 123 | </div> | 123 | </div> |
| 124 | <script·src="dist/search_data- | 124 | <script·src="dist/search_data-A8D9C378.js"></script> |
| 125 | ····<footer·class="footer"> | 125 | ····<footer·class="footer"> |
| 126 | ······<p> | 126 | ······<p> |
| 127 | ········<span·class="line"> | 127 | ········<span·class="line"> |
| 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> | 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> |
| 129 | ············Search·HexDocs | 129 | ············Search·HexDocs |
| 130 | ··········</button> | 130 | ··········</button> |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:19:58,·uncompressed·size·20,·method=store |
| Offset 3195, 16 lines modified | Offset 3195, 16 lines modified | ||
| 3195 | ······<div·class="specs"> | 3195 | ······<div·class="specs"> |
| 3196 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·print_version_info(Prefix)·->·<a·href="#t:void/0">void</a>()·when·Prefix·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>().</pre> | 3196 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·print_version_info(Prefix)·->·<a·href="#t:void/0">void</a>()·when·Prefix·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>().</pre> |
| 3197 | ······</div> | 3197 | ······</div> |
| 3198 | <p>Utility·function(s)·to·produce·a·formatted·printout·of·the·versions·info | 3198 | <p>Utility·function(s)·to·produce·a·formatted·printout·of·the·versions·info |
| 3199 | generated·by·the·<code·class="inline">versions1</code>·function</p><p>This·is·the·same·as·doing,·e.g.:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">···········</span><span·class="p"·data-group-id="7377580902-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">V</span><span·class="p"·data-group-id="7377580902-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">versions1</span><span·class="p"·data-group-id="7377580902-2">(</span><span·class="p"·data-group-id="7377580902-2">)</span><span·class="p">,</span><span·class="w"> | ||
| 3200 | 3199 | generated·by·the·<code·class="inline">versions1</code>·function</p><p>This·is·the·same·as·doing,·e.g.:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">···········</span><span·class="p"·data-group-id="0007699697-1">{</span><span·class="ss[·...·truncated·by·diffoscope;·len:·438,·SHA:·fc9b0842c716c639e04d12052ae4a38486b74cae1a66ed7e61ad28b7c47859ee·...·]> | |
| 3200 | ···········</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">print_versions</span><span·class="p"·data-group-id="0007699697-3">(</span><span·class="n">V</span><span·class="p"·data-group-id="0007699697-3">)</span><span·class="p">.</span></code></pre> | ||
| 3201 | ··</section> | 3201 | ··</section> |
| 3202 | </section> | 3202 | </section> |
| 3203 | <section·class="detail"·id="print_versions/1"> | 3203 | <section·class="detail"·id="print_versions/1"> |
| 3204 | ··<div·class="detail-header"> | 3204 | ··<div·class="detail-header"> |
| 3205 | ····<a·href="#print_versions/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3205 | ····<a·href="#print_versions/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3206 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3206 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3253, 16 lines modified | Offset 3253, 16 lines modified | ||
| 3253 | ····························Prefix·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(), | 3253 | ····························Prefix·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(), |
| 3254 | ····························Versions·::·[VersionInfo], | 3254 | ····························Versions·::·[VersionInfo], |
| 3255 | ····························VersionInfo·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 3255 | ····························VersionInfo·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 3256 | ······</div> | 3256 | ······</div> |
| 3257 | <p>Utility·function·to·produce·a·formatted·printout·of·the·versions·info·generated | 3257 | <p>Utility·function·to·produce·a·formatted·printout·of·the·versions·info·generated |
| 3258 | by·the·<code·class="inline">versions1</code>·and·<code·class="inline">versions2</code>·functions</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">···········</span><span·class="p"·data-group-id="1624124880-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">V</span><span·class="p"·data-group-id="1624124880-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">versions1</span><span·class="p"·data-group-id="1624124880-2">(</span><span·class="p"·data-group-id="1624124880-2">)</span><span·class="p">,</span><span·class="w"> | ||
| 3259 | 3258 | by·the·<code·class="inline">versions1</code>·and·<code·class="inline">versions2</code>·functions</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">···········</span><span·class="p"·data-group-id="7115523663-1">{</span><span·[·...·truncated·by·diffoscope;·len:·447,·SHA:·873745b80bf47cd8c13aa38819bf6910dec0c2f9c0c91168b46344638e1f455e·...·]> | |
| 3259 | ···········</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">print_versions</span><span·class="p"·data-group-id="7115523663-3">(</span><span·class="n">V</span><span·class="p"·data-group-id="7115523663-3">)</span><span·class="p">.</span></code></pre> | ||
| 3260 | ··</section> | 3260 | ··</section> |
| 3261 | </section> | 3261 | </section> |
| 3262 | <section·class="detail"·id="read_mib/1"> | 3262 | <section·class="detail"·id="read_mib/1"> |
| 3263 | ··<div·class="detail-header"> | 3263 | ··<div·class="detail-header"> |
| 3264 | ····<a·href="#read_mib/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3264 | ····<a·href="#read_mib/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3265 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3265 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3382, 25 lines modified | Offset 3382, 25 lines modified | ||
| 3382 | ·······················TraceOpt·::·{timestamp,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()}·|·TargetOpt.</pre> | 3382 | ·······················TraceOpt·::·{timestamp,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()}·|·TargetOpt.</pre> |
| 3383 | ······</div> | 3383 | ······</div> |
| 3384 | <p>This·function·is·used·to·set·up·trace·on·function(s)·for·the·given·module·or | 3384 | <p>This·function·is·used·to·set·up·trace·on·function(s)·for·the·given·module·or |
| 3385 | modules.</p><p>The·example·below·sets·up·trace·on·the·exported·functions·(default)·of·module | 3385 | modules.</p><p>The·example·below·sets·up·trace·on·the·exported·functions·(default)·of·module |
| 3386 | <code·class="inline">snmp_generic</code>·and·all·functions·of·module·<code·class="inline">snmp_generic_mnesia</code>.·With·return | 3386 | <code·class="inline">snmp_generic</code>·and·all·functions·of·module·<code·class="inline">snmp_generic_mnesia</code>.·With·return |
| 3387 | values·(which·is·default)·and·timestamps·in·both·cases·(which·is·also·default):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ··</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">enable_trace</span><span·class="p"·data-group-id=" | 3387 | values·(which·is·default)·and·timestamps·in·both·cases·(which·is·also·default):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ··</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">enable_trace</span><span·class="p"·data-group-id="9704406757-1">(</span><span·class="p"·data-group-id="9704406757-1">)</span><span·class="p">,</span><span·class="w"> |
| 3388 | » ··</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">set_trace</span><span·class="p"·data-group-id=" | 3388 | » ··</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">set_trace</span><span·class="p"·data-group-id="9704406757-2">(</span><span·class="p"·data-group-id="9704406757-3">[</span><span·class="ss">snmp_generic</span><span·class="p">,</span><span·class="w"> |
| 3389 | ··························</span><span·class="p"·data-group-id=" | 3389 | ··························</span><span·class="p"·data-group-id="9704406757-4">{</span><span·class="ss">snmp_generic_mnesia</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9704406757-5">[</span><span·class="p"·data-group-id="9704406757-6">{</span><span·class="ss">scope</span><span·cl[·...·truncated·by·diffoscope;·len:·330,·SHA:·9222a52be4f7d8624be59d261faf98a45a0bb44e60e200351451939eaf1e2b4c·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 3390 | » ··</span><span·class="p">.</span><span·class="w"> | 3390 | » ··</span><span·class="p">.</span><span·class="w"> |
| 3391 | » ··</span><span·class="p">.</span><span·class="w"> | 3391 | » ··</span><span·class="p">.</span><span·class="w"> |
| 3392 | » ··</span><span·class="p">.</span><span·class="w"> | 3392 | » ··</span><span·class="p">.</span><span·class="w"> |
| 3393 | ··········</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">set_trace</span><span·class="p"·data-group-id=" | 3393 | ··········</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">set_trace</span><span·class="p"·data-group-id="9704406757-7">(</span><span·class="ss">snmp_generic</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">disable</span><span·class="p"·data-group-id="9704406757-7">)</span><span·class="p">,</span><span·class="w"> |
| 3394 | » ··</span><span·class="p">.</span><span·class="w"> | 3394 | » ··</span><span·class="p">.</span><span·class="w"> |
| 3395 | » ··</span><span·class="p">.</span><span·class="w"> | 3395 | » ··</span><span·class="p">.</span><span·class="w"> |
| 3396 | » ··</span><span·class="p">.</span><span·class="w"> | 3396 | » ··</span><span·class="p">.</span><span·class="w"> |
| 3397 | » ··</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">disable_trace</span><span·class="p"·data-group-id=" | 3397 | » ··</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">disable_trace</span><span·class="p"·data-group-id="9704406757-8">(</span><span·class="p"·data-group-id="9704406757-8">)</span><span·class="p">,</span></code></pre> |
| 3398 | ··</section> | 3398 | ··</section> |
| 3399 | </section> | 3399 | </section> |
| 3400 | <section·class="detail"·id="start/0"> | 3400 | <section·class="detail"·id="start/0"> |
| 3401 | ··<div·class="detail-header"> | 3401 | ··<div·class="detail-header"> |
| 3402 | ····<a·href="#start/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3402 | ····<a·href="#start/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3403 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3403 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3762, 15 lines modified | Offset 3762, 15 lines modified | ||
| 3762 | ······<p·class="built-using"> | 3762 | ······<p·class="built-using"> |
| 3763 | ········Built·using | 3763 | ········Built·using |
| 3764 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3764 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3765 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3765 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3766 | ······</p> | 3766 | ······</p> |
| 3767 | <p>Copyright·©·1996-202 | 3767 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3768 | ····</footer> | 3768 | ····</footer> |
| 3769 | ··</div> | 3769 | ··</div> |
| 3770 | </main> | 3770 | </main> |
| 3771 | </div> | 3771 | </div> |
| 3772 | <script> | 3772 | <script> |
| 3773 | ··function·mermaidLoaded()·{ | 3773 | ··function·mermaidLoaded()·{ |
| 3774 | ····mermaid.initialize({ | 3774 | ····mermaid.initialize({ |
| Offset 325, 74 lines modified | Offset 325, 74 lines modified | ||
| 325 | ·······::=·{·empTable·1·} | 325 | ·······::=·{·empTable·1·} |
| 326 | ·······EmpEntry·::= | 326 | ·······EmpEntry·::= |
| 327 | ··············SEQUENCE·{ | 327 | ··············SEQUENCE·{ |
| 328 | ··················empDepNo·········INTEGER, | 328 | ··················empDepNo·········INTEGER, |
| 329 | ··················empName··········DisplayString, | 329 | ··················empName··········DisplayString, |
| 330 | ··················empTelNo·········DisplayString, | 330 | ··················empTelNo·········DisplayString, |
| 331 | ··················empStatus········RowStatus | 331 | ··················empStatus········RowStatus |
| 332 | ··············}</code></pre><p>The·corresponding·Mnesia·table·is·specified·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 332 | ··············}</code></pre><p>The·corresponding·Mnesia·table·is·specified·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="5822398786-1">(</span><span·class="p"·data-group-id="5822398786-2">[</span><span·class="p"·data-group-id="5822398786-3">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">employees</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·cffac1f7550f3e841dca7df998929cf6e94a444490a75935eb0f02a8920fe8aa·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 333 | ·····················</span><span·class="p"·data-group-id=" | 333 | ·····················</span><span·class="p"·data-group-id="5822398786-4">{</span><span·class="ss">snmp</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5822398786-5">[</span><span·class="p"·data-group-id="5822398786-6">{</span><span·class="ss">key</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·385,·SHA:·1a35021eca69ef6bf7ed50bda428ef8672bdceeeab4a6f76bfed5d00f07e06a2·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 334 | ·····················</span><span·class="p"·data-group-id=" | 334 | ·····················</span><span·class="p"·data-group-id="5822398786-8">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5822398786-9">[</span><span·class="ss">key</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">telno</[·...·truncated·by·diffoscope;·len:·287,·SHA:·ebbe4f1ae5591fec2c8e1682c013ea5d1cabf50fdd28b290276ac0022451d5c6·...·]-1">)</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>In·the·Mnesia·tables,·the·two·key·columns·are·stored·as·a·tuple·with·two |
| 335 | elements.·Therefore,·the·arity·of·the·table·is·3.</p></section><h3·id="instrumentation-functions"·class="section-heading"> | 335 | elements.·Therefore,·the·arity·of·the·table·is·3.</p></section><h3·id="instrumentation-functions"·class="section-heading"> |
| 336 | ··<a·href="#instrumentation-functions"·class="hover-link"> | 336 | ··<a·href="#instrumentation-functions"·class="hover-link"> |
| 337 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 337 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 338 | ··</a> | 338 | ··</a> |
| 339 | ··<span·class="text">Instrumentation·Functions</span> | 339 | ··<span·class="text">Instrumentation·Functions</span> |
| 340 | </h3> | 340 | </h3> |
| 341 | <p>The·MIB·table·shown·in·the·previous·section·can·be·compiled·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id=" | 341 | <p>The·MIB·table·shown·in·the·previous·section·can·be·compiled·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="6205257119-1">(</span><span·class="s">"EmpMIB"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6205257119-2">[</span><span·class="p"·data-group-id="6205257119-3">{</span><span·class="ss">db</span><span·class="[·...·truncated·by·diffoscope;·len:·212,·SHA:·2a0d8a915211f702a5cf4278228d519d06767666d9d39fc0a85193c3cf0e5b3f·...·]-1">)</span><span·class="p">.</span></code></pre><p>This·is·all·that·has·to·be·done!·Now·the·manager·can·read,·add,·and·modify |
| 342 | rows.·Also,·you·can·use·the·ordinary·Mnesia·API·to·access·the·table·from·your | 342 | rows.·Also,·you·can·use·the·ordinary·Mnesia·API·to·access·the·table·from·your |
| 343 | programs.·The·only·explicit·action·is·to·create·the·Mnesia·table,·an·action·the | 343 | programs.·The·only·explicit·action·is·to·create·the·Mnesia·table,·an·action·the |
| 344 | user·has·to·perform·in·order·to·create·the·required·table·schemas.</p><h3·id="adding-own-actions"·class="section-heading"> | 344 | user·has·to·perform·in·order·to·create·the·required·table·schemas.</p><h3·id="adding-own-actions"·class="section-heading"> |
| 345 | ··<a·href="#adding-own-actions"·class="hover-link"> | 345 | ··<a·href="#adding-own-actions"·class="hover-link"> |
| 346 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 346 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 347 | ··</a> | 347 | ··</a> |
| 348 | ··<span·class="text">Adding·Own·Actions</span> | 348 | ··<span·class="text">Adding·Own·Actions</span> |
| 349 | </h3> | 349 | </h3> |
| 350 | <p>It·is·often·necessary·to·take·some·specific·action·when·a·table·is·modified. | 350 | <p>It·is·often·necessary·to·take·some·specific·action·when·a·table·is·modified. |
| 351 | This·is·accomplished·with·an·instrumentation·function.·It·executes·some·specific | 351 | This·is·accomplished·with·an·instrumentation·function.·It·executes·some·specific |
| 352 | code·when·the·table·is·set,·and·passes·all·other·requests·down·to·the | 352 | code·when·the·table·is·set,·and·passes·all·other·requests·down·to·the |
| 353 | pre-defined·function.</p><p>The·following·example·illustrates·this·idea:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">emp_table</span><span·class="p"·data-group-id=" | 353 | pre-defined·function.</p><p>The·following·example·illustrates·this·idea:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">emp_table</span><span·class="p"·data-group-id="2208498557-1">(</span><span·class="ss">set</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="2208498557-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 354 | ····</span><span·class="nf">notify_internal_resources</span><span·class="p"·data-group-id=" | 354 | ····</span><span·class="nf">notify_internal_resources</span><span·class="p"·data-group-id="2208498557-2">(</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="2208498557-2">)</span><span·class="p">,</span><span·class="w"> |
| 355 | ····</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 355 | ····</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="2208498557-3">(</span><span·class="ss">set</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·252,·SHA:·9421bbb51527b90f1c04f00c7c26fef7275ac1bffa8b1c0b24c24805d9467489·...·]-3">)</span><span·class="p">;</span><span·class="w"> |
| 356 | </span><span·class="nf">emp_table</span><span·class="p"·data-group-id=" | 356 | </span><span·class="nf">emp_table</span><span·class="p"·data-group-id="2208498557-5">(</span><span·class="n">Op</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="2208498557-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 357 | ····</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 357 | ····</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="2208498557-6">(</span><span·class="n">Op</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·250,·SHA:·ed65efb7e68509e1775b1aaaa3a4b971862bbb9d04f65151518c4f3deea5be45·...·]-6">)</span><span·class="p">.</span></code></pre><p>The·default·instrumentation·functions·are·defined·in·the·module·<code·class="inline">snmp_generic</code>. |
| 358 | Refer·to·the·Reference·Manual,·section·SNMP,·module·<code·class="inline">snmp_generic</code>·for·details.</p><h3·id="extending-the-mnesia-table"·class="section-heading"> | 358 | Refer·to·the·Reference·Manual,·section·SNMP,·module·<code·class="inline">snmp_generic</code>·for·details.</p><h3·id="extending-the-mnesia-table"·class="section-heading"> |
| 359 | ··<a·href="#extending-the-mnesia-table"·class="hover-link"> | 359 | ··<a·href="#extending-the-mnesia-table"·class="hover-link"> |
| 360 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 360 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 361 | ··</a> | 361 | ··</a> |
| 362 | ··<span·class="text">Extending·the·Mnesia·Table</span> | 362 | ··<span·class="text">Extending·the·Mnesia·Table</span> |
| 363 | </h3> | 363 | </h3> |
| 364 | <p>A·table·may·contain·columns·that·are·used·internally,·but·should·not·be·visible | 364 | <p>A·table·may·contain·columns·that·are·used·internally,·but·should·not·be·visible |
| 365 | to·a·manager.·These·internal·columns·must·be·the·last·columns·in·the·table.·The | 365 | to·a·manager.·These·internal·columns·must·be·the·last·columns·in·the·table.·The |
| 366 | <code·class="inline">set</code>·operation·will·not·work·with·this·arrangement,·because·there·are·columns | 366 | <code·class="inline">set</code>·operation·will·not·work·with·this·arrangement,·because·there·are·columns |
| 367 | that·the·agent·does·not·know·about.·This·situation·is·handled·by·adding·values | 367 | that·the·agent·does·not·know·about.·This·situation·is·handled·by·adding·values |
| 368 | for·the·internal·columns·in·the·<code·class="inline">set</code>·function.</p><p>To·illustrate·this,·suppose·we·extend·our·Mnesia·<code·class="inline">empTable</code>·with·one·internal | 368 | for·the·internal·columns·in·the·<code·class="inline">set</code>·function.</p><p>To·illustrate·this,·suppose·we·extend·our·Mnesia·<code·class="inline">empTable</code>·with·one·internal |
| 369 | column.·We·create·it·as·before,·but·with·an·arity·of·4,·by·adding·another | 369 | column.·We·create·it·as·before,·but·with·an·arity·of·4,·by·adding·another |
| 370 | attribute.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 370 | attribute.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="9875863510-1">(</span><span·class="p"·data-group-id="9875863510-2">[</span><span·class="p"·data-group-id="9875863510-3">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">employees</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·64b00e11ce68667ecd186675b3e5e48a45826a9c3a278b6fd3cb3910f18143e8·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 371 | ·····················</span><span·class="p"·data-group-id=" | 371 | ·····················</span><span·class="p"·data-group-id="9875863510-4">{</span><span·class="ss">snmp</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9875863510-5">[</span><span·class="p"·data-group-id="9875863510-6">{</span><span·class="ss">key</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·385,·SHA:·c441dbbc7a0d8477c6f73741be10389814ec507a4fae2969f09e75c2e3501f01·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 372 | ·····················</span><span·class="p"·data-group-id=" | 372 | ·····················</span><span·class="p"·data-group-id="9875863510-8">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9875863510-9">{</span><span·class="ss">key</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">telno</[·...·truncated·by·diffoscope;·len:·371,·SHA:·352a9153b4b28ecf2d9bc6d1f23043627aa53fd2d3e49cdc0f7fef706ff3da0e·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·last·column·is·the·internal·column.·When·performing·a·<code·class="inline">set</code>·operation,·which |
| 373 | creates·a·row,·we·must·give·a·value·to·the·internal·column.·The·instrumentation | 373 | creates·a·row,·we·must·give·a·value·to·the·internal·column.·The·instrumentation |
| 374 | functions·will·now·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 374 | functions·will·now·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9070595317-1">(</span><span·class="ss">createAndGo</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="p"·data-group-id="9070595317-1">)</span><span·class="p">.</span><span·class="w"> |
| 375 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 375 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9070595317-2">(</span><span·class="ss">createAndWait</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">5</span><span·class="p"·data-group-id="9070595317-2">)</span><span·class="p">.</span><span·class="w"> |
| 376 | </span><span·class="nf">emp_table</span><span·class="p"·data-group-id=" | 376 | </span><span·class="nf">emp_table</span><span·class="p"·data-group-id="9070595317-3">(</span><span·class="ss">set</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="9070595317-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 377 | ··</span><span·class="nf">notify_internal_resources</span><span·class="p"·data-group-id=" | 377 | ··</span><span·class="nf">notify_internal_resources</span><span·class="p"·data-group-id="9070595317-4">(</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="9070595317-4">)</span><span·class="p">,</span><span·class="w"> |
| 378 | ··</span><span·class="n">NewCols</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 378 | ··</span><span·class="n">NewCols</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 379 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">is_row_created</span><span·class="p"·data-group-id=" | 379 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">is_row_created</span><span·class="p"·data-group-id="9070595317-5">(</span><span·class="ss">empTable</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="9070595317-5">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 380 | ······</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Cols</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="p"·data-group-id=" | 380 | ······</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Cols</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="p"·data-group-id="9070595317-6">[</span><span·class="p"·data-group-id="9070595317-7">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"internal"</span><span·class="p"·data-group-id="9070595317-7">}</span><span·class=[·...·truncated·by·diffoscope;·len:·28,·SHA:·d79032e6ec9b8ac8e53d56a7636874cd78239efb4c319dbb6b58489da2b9db78·...·]7-6">]</span><span·class="p">;</span><span·class="w">·</span><span·class="c1">%·add·internal·column</span><span·class="w"> |
| 381 | ······</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Cols</span><span·class="w">······················</span><span·class="c1">%·keep·original·cols</span><span·class="w"> | 381 | ······</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Cols</span><span·class="w">······················</span><span·class="c1">%·keep·original·cols</span><span·class="w"> |
| 382 | ··</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 382 | ··</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 383 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 383 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="9070595317-8">(</span><span·class="ss">set</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NewCols</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·254,·SHA:·20173cefd7e1f9b942278d77066e029f85a3d5c10f3031a6c45e3a0928c651f6·...·]7-8">)</span><span·class="p">;</span><span·class="w"> |
| 384 | </span><span·class="nf">emp_table</span><span·class="p"·data-group-id=" | 384 | </span><span·class="nf">emp_table</span><span·class="p"·data-group-id="9070595317-10">(</span><span·class="n">Op</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="9070595317-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 385 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 385 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="9070595317-11">(</span><span·class="n">Op</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·252,·SHA:·ff3cd88f33b788f412e9df8bbb2cba0ce23e9270968aab4a600e5f89a7a2554e·...·]7-11">)</span><span·class="p">.</span><span·class="w"> |
| 386 | </span><span·class="nf">is_row_created</span><span·class="p"·data-group-id=" | 386 | </span><span·class="nf">is_row_created</span><span·class="p"·data-group-id="9070595317-13">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="9070595317-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 387 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">get_status_col</span><span·class="p"·data-group-id=" | 387 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">get_status_col</span><span·class="p"·data-group-id="9070595317-14">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="9070595317-14">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 388 | ····</span><span·class="p"·data-group-id=" | 388 | ····</span><span·class="p"·data-group-id="9070595317-15">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">createAndGo</span><span·class="p"·data-group-id="9070595317-15">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 389 | ····</span><span·class="p"·data-group-id=" | 389 | ····</span><span·class="p"·data-group-id="9070595317-16">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">createAndWait</span><span·class="p"·data-group-id="9070595317-16">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 390 | ····</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">false</span><span·class="w"> | 390 | ····</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">false</span><span·class="w"> |
| 391 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>If·a·row·is·created,·we·always·set·the·internal·column·to·<code·class="inline">"internal"</code>.</p><h2·id="deviations-from-the-standard"·class="section-heading"> | 391 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>If·a·row·is·created,·we·always·set·the·internal·column·to·<code·class="inline">"internal"</code>.</p><h2·id="deviations-from-the-standard"·class="section-heading"> |
| 392 | ··<a·href="#deviations-from-the-standard"·class="hover-link"> | 392 | ··<a·href="#deviations-from-the-standard"·class="hover-link"> |
| 393 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 393 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 394 | ··</a> | 394 | ··</a> |
| 395 | ··<span·class="text">Deviations·from·the·Standard</span> | 395 | ··<span·class="text">Deviations·from·the·Standard</span> |
| 396 | </h2> | 396 | </h2> |
| Offset 453, 15 lines modified | Offset 453, 15 lines modified | ||
| 453 | ······<p·class="built-using"> | 453 | ······<p·class="built-using"> |
| 454 | ········Built·using | 454 | ········Built·using |
| 455 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 455 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 456 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 456 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 457 | ······</p> | 457 | ······</p> |
| 458 | <p>Copyright·©·1996-202 | 458 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 459 | ····</footer> | 459 | ····</footer> |
| 460 | ··</div> | 460 | ··</div> |
| 461 | </main> | 461 | </main> |
| 462 | </div> | 462 | </div> |
| 463 | <script> | 463 | <script> |
| 464 | ··function·mermaidLoaded()·{ | 464 | ··function·mermaidLoaded()·{ |
| 465 | ····mermaid.initialize({ | 465 | ····mermaid.initialize({ |
| Offset 146, 27 lines modified | Offset 146, 27 lines modified | ||
| 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 147 | ··</a> | 147 | ··</a> |
| 148 | ··<span·class="text">Agent·Information</span> | 148 | ··<span·class="text">Agent·Information</span> |
| 149 | </h2> | 149 | </h2> |
| 150 | <p>The·agent·information·should·be·stored·in·a·file·called·<code·class="inline">agent.conf</code>.</p><p>Each·entry·is·a·tuple·of·size·two:</p><p><code·class="inline">{AgentVariable,·Value}.</code></p><ul><li><code·class="inline">AgentVariable</code>·is·one·of·the·variables·in·SNMP-FRAMEWORK-MIB·or·one·of·the | 150 | <p>The·agent·information·should·be·stored·in·a·file·called·<code·class="inline">agent.conf</code>.</p><p>Each·entry·is·a·tuple·of·size·two:</p><p><code·class="inline">{AgentVariable,·Value}.</code></p><ul><li><code·class="inline">AgentVariable</code>·is·one·of·the·variables·in·SNMP-FRAMEWORK-MIB·or·one·of·the |
| 151 | internal·variables·<code·class="inline">intAgentUDPPort</code>,·which·defines·which·UDP·port·the·agent | 151 | internal·variables·<code·class="inline">intAgentUDPPort</code>,·which·defines·which·UDP·port·the·agent |
| 152 | listens·to,·or·<code·class="inline">intAgentTransports</code>,·which·defines·the·transport·domains·and | 152 | listens·to,·or·<code·class="inline">intAgentTransports</code>,·which·defines·the·transport·domains·and |
| 153 | addresses·of·the·agent.</li><li><code·class="inline">Value</code>·is·the·value·for·the·variable.</li></ul><p>The·following·example·shows·an·<code·class="inline">agent.conf</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 153 | addresses·of·the·agent.</li><li><code·class="inline">Value</code>·is·the·value·for·the·variable.</li></ul><p>The·following·example·shows·an·<code·class="inline">agent.conf</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5844472988-1">{</span><span·class="ss">intAgentUDPPort</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4000</span><span·class="p"·data-group-id="5844472988-1">}</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="p"·data-group-id=" | 154 | </span><span·class="p"·data-group-id="5844472988-2">{</span><span·class="ss">intAgentTransports</span><span·class="p">,</span><span·class="w"> |
| 155 | ·</span><span·class="p"·data-group-id=" | 155 | ·</span><span·class="p"·data-group-id="5844472988-3">[</span><span·class="p"·data-group-id="5844472988-4">{</span><span·class="ss">transportDomainUdpIpv4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5844472988-5">{</span><span·class="mi">141</span><span·c[·...·truncated·by·diffoscope;·len:·237,·SHA:·cc6302b140f0ccf9b188cf4517d95517872716271a0a2d73363125ca846138b0·...·]8-4">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ··</span><span·class="p"·data-group-id=" | 156 | ··</span><span·class="p"·data-group-id="5844472988-6">{</span><span·class="ss">transportDomainUdpIpv6</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5844472988-7">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="[·...·truncated·by·diffoscope;·len:·480,·SHA:·7706ba7f1252ca5857499dfe5f5c202c574ff75374fc350ec135f4b6597cba0b·...·]8-2">}</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="p"·data-group-id=" | 157 | </span><span·class="p"·data-group-id="5844472988-8">{</span><span·class="ss">snmpEngineID</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"mbj's·engine"</span><span·class="p"·data-group-id="5844472988-8">}</span><span·class="p">.</span><span·class="w"> |
| 158 | </span><span·class="p"·data-group-id=" | 158 | </span><span·class="p"·data-group-id="5844472988-9">{</span><span·class="ss">snmpEngineMaxMessageSize</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">484</span><span·class="p"·data-group-id="5844472988-9">}</span><span·class="p">.</span></code></pre><p>These·are·the·supp[·...·truncated·by·diffoscope;·len:·443,·SHA:·faeab1ea4a7dd13759f39167a15523afea199f87025254750d104651ae48a9d0·...·]-1">}</span><span·class="p">.</span><span·class="w">·····················</span><span·class="c1">%·Mandatory</span><span·class="w"> |
| 159 | ······</span><span·class="p"·data-group-id=" | 159 | ······</span><span·class="p"·data-group-id="7623836328-3">{</span><span·class="ss">snmpEngineMaxMessageSize</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">snmp_framework_mib</span><span·class="p">:</span><span·class="nf">max_message_size</span><span·class="p"·data-group-id="7[·...·truncated·by·diffoscope;·len:·115,·SHA:·8a7ff7d1c5e9ab350bd3e4787c9877286127999863720737d3292f45693d5071·...·]-3">}</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%·Mandatory</span><span·class="w"> |
| 160 | ······</span><span·class="p"·data-group-id=" | 160 | ······</span><span·class="p"·data-group-id="7623836328-5">{</span><span·class="ss">intAgentUDPPort</span><span·class="p">,</span><span·class="w">··········</span><span·class="nc">inet</span><span·class="p">:</span><span·class="nf">port_number</span><span·class="p"·data-group-id="7623836328-6">(</spa[·...·truncated·by·diffoscope;·len:·96,·SHA:·066d1d1c92d401dc378a365172b081f98827647b5592fecc11e68eae24ea5b65·...·]-5">}</span><span·class="p">.</span><span·class="w">······················</span><span·class="c1">%·Optional</span><span·class="w"> |
| 161 | ······</span><span·class="p"·data-group-id=" | 161 | ······</span><span·class="p"·data-group-id="7623836328-7">{</span><span·class="ss">intAgentTransports</span><span·class="p">,</span><span·class="w">·······</span><span·class="p"·data-group-id="7623836328-8">[</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">intAgentTr[·...·truncated·by·diffoscope;·len:·214,·SHA:·92820484b919f05beffe3b055d1b20dee4c117db7727c1a422d993fadaffafca·...·]-7">}</span><span·class="p">.</span><span·class="w">···</span><span·class="c1">%·Mandatory</span></code></pre><p>If·a·"traditional"·transport·is·specified·(without·explicit·<code·class="inline">Kind</code>,·handling |
| 162 | both·requests·and·traps)·for·a·transport·domain,·its·<em>not</em>·possible·to·also | 162 | both·requests·and·traps)·for·a·transport·domain,·its·<em>not</em>·possible·to·also |
| 163 | specify·a·transport·(for·that·domain)·with·a·specific·<code·class="inline">Kind</code>.·This·is·for | 163 | specify·a·transport·(for·that·domain)·with·a·specific·<code·class="inline">Kind</code>.·This·is·for |
| 164 | example,·<em>not</em>·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="p"·data-group-id="5 | 164 | example,·<em>not</em>·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="p"·data-group-id="5958218018-1">[</span><span·class="p"·data-group-id="5958218018-2">{</span><span·class="ss">transportDomainUdpIpv4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5958218018-3">{</span><span·class="p"·data-group-id="5958[·...·truncated·by·diffoscope;·len:·419,·SHA:·9a66cb0240029587d3ede8a49245350553969f7415c069260297beaef8a57837·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 165 | ··</span><span·class="p"·data-group-id="5 | 165 | ··</span><span·class="p"·data-group-id="5958218018-5">{</span><span·class="ss">transportDomainUdpIpv4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5958218018-6">{</span><span·class="p"·data-group-id="5958218018-7">{</span><span·class="mi">141</span><span·cl[·...·truncated·by·diffoscope;·len:·502,·SHA:·ed39ec594f4004cc6076b83e05014675a18e725cac8363ae1353a14541fe895b·...·]-1">]</span><span·class="p">.</span></code></pre><p>Note·that·only·one·transport·per·kind·for·each·transport·domain·can·be |
| 166 | configured.</p><p><code·class="inline">PortInfo</code>·<code·class="inline">system</code>·is·used·to·indicate·that·the·'system'·should·choose·(the·way | 166 | configured.</p><p><code·class="inline">PortInfo</code>·<code·class="inline">system</code>·is·used·to·indicate·that·the·'system'·should·choose·(the·way |
| 167 | port·number·'0'·(zero)·is·normally·used).·Port·info·'0'·(zero)·cannot·be·used | 167 | port·number·'0'·(zero)·is·normally·used).·Port·info·'0'·(zero)·cannot·be·used |
| 168 | for·this,·since·it·is·(internally)·used·to·represent·the·'default'·port·number.</p><p>In·the·traditional·transport·entries,·when·the·<code·class="inline">Addr</code>·value·does·not·contain·a | 168 | for·this,·since·it·is·(internally)·used·to·represent·the·'default'·port·number.</p><p>In·the·traditional·transport·entries,·when·the·<code·class="inline">Addr</code>·value·does·not·contain·a |
| 169 | port·number,·the·value·of·<code·class="inline">intAgentUDPPort</code>·is·used.</p><p>Note·that·the·(new)·extended·transport·entries·(including·<code·class="inline">Kind</code>·and·<code·class="inline">Opts</code>) | 169 | port·number,·the·value·of·<code·class="inline">intAgentUDPPort</code>·is·used.</p><p>Note·that·the·(new)·extended·transport·entries·(including·<code·class="inline">Kind</code>·and·<code·class="inline">Opts</code>) |
| 170 | <em>must</em>·specify·port-info·as·they·ignore·any·value·specified·by | 170 | <em>must</em>·specify·port-info·as·they·ignore·any·value·specified·by |
| 171 | <code·class="inline">intAgentUDPPort</code>.</p><p><code·class="inline">Opts</code>·is·the·same·as·for·the·<a·href="snmp_config.html#agent_ni_opts">net-if</a>·process | 171 | <code·class="inline">intAgentUDPPort</code>.</p><p><code·class="inline">Opts</code>·is·the·same·as·for·the·<a·href="snmp_config.html#agent_ni_opts">net-if</a>·process |
| 172 | <em>and</em>·takes·precedence·(for·that·transport)·if·present.·The·point·is·that·each | 172 | <em>and</em>·takes·precedence·(for·that·transport)·if·present.·The·point·is·that·each |
| Offset 184, 20 lines modified | Offset 184, 20 lines modified | ||
| 184 | <code·class="inline">vacmContextTable</code>·in·the·SNMP-VIEW-BASED-ACM-MIB.</p><p>Each·entry·is·a·term:</p><p><code·class="inline">ContextName.</code></p><ul><li><code·class="inline">ContextName</code>·is·a·string.</li></ul><p><a·href=""·id="system_information"></a></p><h2·id="system-information"·class="section-heading"> | 184 | <code·class="inline">vacmContextTable</code>·in·the·SNMP-VIEW-BASED-ACM-MIB.</p><p>Each·entry·is·a·term:</p><p><code·class="inline">ContextName.</code></p><ul><li><code·class="inline">ContextName</code>·is·a·string.</li></ul><p><a·href=""·id="system_information"></a></p><h2·id="system-information"·class="section-heading"> |
| 185 | ··<a·href="#system-information"·class="hover-link"> | 185 | ··<a·href="#system-information"·class="hover-link"> |
| 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 187 | ··</a> | 187 | ··</a> |
| 188 | ··<span·class="text">System·Information</span> | 188 | ··<span·class="text">System·Information</span> |
| 189 | </h2> | 189 | </h2> |
| 190 | <p>The·system·information·should·be·stored·in·a·file·called·<code·class="inline">standard.conf</code>.</p><p>Each·entry·is·a·tuple·of·size·two:</p><p><code·class="inline">{SystemVariable,·Value}.</code></p><ul><li><code·class="inline">SystemVariable</code>·is·one·of·the·variables·in·the·system·group,·or | 190 | <p>The·system·information·should·be·stored·in·a·file·called·<code·class="inline">standard.conf</code>.</p><p>Each·entry·is·a·tuple·of·size·two:</p><p><code·class="inline">{SystemVariable,·Value}.</code></p><ul><li><code·class="inline">SystemVariable</code>·is·one·of·the·variables·in·the·system·group,·or |
| 191 | <code·class="inline">snmpEnableAuthenTraps</code>.</li><li><code·class="inline">Value</code>·is·the·value·for·the·variable.</li></ul><p>The·following·example·shows·a·valid·<code·class="inline">standard.conf</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 191 | <code·class="inline">snmpEnableAuthenTraps</code>.</li><li><code·class="inline">Value</code>·is·the·value·for·the·variable.</li></ul><p>The·following·example·shows·a·valid·<code·class="inline">standard.conf</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9065020237-1">{</span><span·class="ss">sysDescr</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Erlang·SNMP·agent"</span><span·class="p"·data-group-id="9065020237-1">}</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="p"·data-group-id=" | 192 | </span><span·class="p"·data-group-id="9065020237-2">{</span><span·class="ss">sysObjectID</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9065020237-3">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·119,·SHA:·0db8a107c5dce6281a0cc0ceb76b8d17c0ebf68f0aed8ccb7b980ea2aeb89943·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="p"·data-group-id=" | 193 | </span><span·class="p"·data-group-id="9065020237-4">{</span><span·class="ss">sysContact</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"(mbj,eklas)@erlang.ericsson.se"</span><span·class="p"·data-group-id="9065020237-4">}</span><span·class="p">.</span><span·class="w"> |
| 194 | </span><span·class="p"·data-group-id=" | 194 | </span><span·class="p"·data-group-id="9065020237-5">{</span><span·class="ss">sysName</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"test"</span><span·class="p"·data-group-id="9065020237-5">}</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="p"·data-group-id=" | 195 | </span><span·class="p"·data-group-id="9065020237-6">{</span><span·class="ss">sysServices</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">72</span><span·class="p"·data-group-id="9065020237-6">}</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="p"·data-group-id=" | 196 | </span><span·class="p"·data-group-id="9065020237-7">{</span><span·class="ss">snmpEnableAuthenTraps</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">enabled</span><span·class="p"·data-group-id="9065020237-7">}</span><span·class="p">.</span></code></pre><p>A·value·must·be·provided·for·all·variables,·which·lack·default·values·in·the |
| 197 | MIB.</p><p><a·href=""·id="community"></a></p><h2·id="communities"·class="section-heading"> | 197 | MIB.</p><p><a·href=""·id="community"></a></p><h2·id="communities"·class="section-heading"> |
| 198 | ··<a·href="#communities"·class="hover-link"> | 198 | ··<a·href="#communities"·class="hover-link"> |
| 199 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 199 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 200 | ··</a> | 200 | ··</a> |
| 201 | ··<span·class="text">Communities</span> | 201 | ··<span·class="text">Communities</span> |
| 202 | </h2> | 202 | </h2> |
| 203 | <p>The·community·information·should·be·stored·in·a·file·called·<code·class="inline">community.conf</code>.·It | 203 | <p>The·community·information·should·be·stored·in·a·file·called·<code·class="inline">community.conf</code>.·It |
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| 307 | ······<p·class="built-using"> | 307 | ······<p·class="built-using"> |
| 308 | ········Built·using | 308 | ········Built·using |
| 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 311 | ······</p> | 311 | ······</p> |
| 312 | <p>Copyright·©·1996-202 | 312 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 313 | ····</footer> | 313 | ····</footer> |
| 314 | ··</div> | 314 | ··</div> |
| 315 | </main> | 315 | </main> |
| 316 | </div> | 316 | </div> |
| 317 | <script> | 317 | <script> |
| 318 | ··function·mermaidLoaded()·{ | 318 | ··function·mermaidLoaded()·{ |
| 319 | ····mermaid.initialize({ | 319 | ····mermaid.initialize({ |
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| 304 | This·MIB·can·be·used·with·any·SNMP·version.</li><li>SNMP-COMMUNITY-MIB,·which·defines·managed·objects·for·coexistence·of·SNMPv1 | 304 | This·MIB·can·be·used·with·any·SNMP·version.</li><li>SNMP-COMMUNITY-MIB,·which·defines·managed·objects·for·coexistence·of·SNMPv1 |
| 305 | and·SNMPv2c·with·SNMPv3.·This·MIB·is·only·useful·if·SNMPv1·or·SNMPv2c·is·used, | 305 | and·SNMPv2c·with·SNMPv3.·This·MIB·is·only·useful·if·SNMPv1·or·SNMPv2c·is·used, |
| 306 | possibly·in·combination·with·SNMPv3.</li><li>SNMP-USER-BASED-SM-MIB,·which·defines·managed·objects·for·authentication·and | 306 | possibly·in·combination·with·SNMPv3.</li><li>SNMP-USER-BASED-SM-MIB,·which·defines·managed·objects·for·authentication·and |
| 307 | privacy.·This·MIB·is·only·useful·with·SNMPv3.</li></ul><p>All·of·these·MIBs·should·be·loaded·into·the·Master·Agent.·Once·loaded,·these | 307 | privacy.·This·MIB·is·only·useful·with·SNMPv3.</li></ul><p>All·of·these·MIBs·should·be·loaded·into·the·Master·Agent.·Once·loaded,·these |
| 308 | MIBs·are·always·available·in·all·contexts.</p><p>The·ASN.1·code,·the·Erlang·source·code,·and·the·generated·<code·class="inline">.hrl</code>·files·for·them | 308 | MIBs·are·always·available·in·all·contexts.</p><p>The·ASN.1·code,·the·Erlang·source·code,·and·the·generated·<code·class="inline">.hrl</code>·files·for·them |
| 309 | are·provided·in·the·distribution·and·are·placed·in·the·directories·<code·class="inline">mibs</code>, | 309 | are·provided·in·the·distribution·and·are·placed·in·the·directories·<code·class="inline">mibs</code>, |
| 310 | <code·class="inline">src</code>,·and·<code·class="inline">include</code>,·respectively,·in·the·<code·class="inline">snmp</code>·application.</p><p>The·<code·class="inline">.hrl</code>·files·are·generated·with·<a·href="snmpc.html#mib_to_hrl/1"><code·class="inline">snmpc:mib_to_hrl/1</code></a>.·Include·these·files·in | 310 | <code·class="inline">src</code>,·and·<code·class="inline">include</code>,·respectively,·in·the·<code·class="inline">snmp</code>·application.</p><p>The·<code·class="inline">.hrl</code>·files·are·generated·with·<a·href="snmpc.html#mib_to_hrl/1"><code·class="inline">snmpc:mib_to_hrl/1</code></a>.·Include·these·files·in |
| 311 | your·code·as·in·the·following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="6 | 311 | your·code·as·in·the·following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="6385724694-1">(</span><span·class="s">"snmp/include/SNMPv2-MIB.hrl"</span><span·class="p"·data-group-id="6385724694-1">)</span><span·class="p">.</span></code></pre><p>The·initial·values·for·the·managed·objects·defined·in·these·tables,·are·read·at |
| 312 | start-up·from·a·set·of·configuration·files.·These·are·described·in | 312 | start-up·from·a·set·of·configuration·files.·These·are·described·in |
| 313 | <a·href="snmp_config.html">Configuration·Files</a>.</p><h3·id="standard-mib-and-snmpv2-mib"·class="section-heading"> | 313 | <a·href="snmp_config.html">Configuration·Files</a>.</p><h3·id="standard-mib-and-snmpv2-mib"·class="section-heading"> |
| 314 | ··<a·href="#standard-mib-and-snmpv2-mib"·class="hover-link"> | 314 | ··<a·href="#standard-mib-and-snmpv2-mib"·class="hover-link"> |
| 315 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 315 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 316 | ··</a> | 316 | ··</a> |
| 317 | ··<span·class="text">STANDARD-MIB·and·SNMPv2-MIB</span> | 317 | ··<span·class="text">STANDARD-MIB·and·SNMPv2-MIB</span> |
| 318 | </h3> | 318 | </h3> |
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| 465 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 465 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 466 | ··</a> | 466 | ··</a> |
| 467 | ··<span·class="text">Notifications</span> | 467 | ··<span·class="text">Notifications</span> |
| 468 | </h2> | 468 | </h2> |
| 469 | <p>Notifications·are·defined·in·SMIv1·with·the·TRAP-TYPE·macro·in·the·definition·of | 469 | <p>Notifications·are·defined·in·SMIv1·with·the·TRAP-TYPE·macro·in·the·definition·of |
| 470 | an·MIB·(see·RFC1215).·The·corresponding·macro·in·SMIv2·is·NOTIFICATION-TYPE. | 470 | an·MIB·(see·RFC1215).·The·corresponding·macro·in·SMIv2·is·NOTIFICATION-TYPE. |
| 471 | When·an·application·decides·to·send·a·notification,·it·calls·one·of·the | 471 | When·an·application·decides·to·send·a·notification,·it·calls·one·of·the |
| 472 | following·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">send_notification</span><span·class="p"·data-group-id=" | 472 | following·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">send_notification</span><span·class="p"·data-group-id="1577866477-1">(</span><span·class="n">Agent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Notification</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Receiver</span><span·class="w"> |
| 473 | ·······················</span><span·class="p"·data-group-id=" | 473 | ·······················</span><span·class="p"·data-group-id="1577866477-2">[</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NotifyName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ContextName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Varbind[·...·truncated·by·diffoscope;·len:·102,·SHA:·c0fc671099567c5e476888b798ffb58677b9da8f2b1bebf3722405dcb464735b·...·]-1">)</span><span·class="w"> |
| 474 | </span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">send_trap</span><span·class="p"·data-group-id=" | 474 | </span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">send_trap</span><span·class="p"·data-group-id="1577866477-3">(</span><span·class="n">Agent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Notification</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Community</span><span·class="w">·</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·286,·SHA:·59c76fe7bdefb3607ab55b1e0e866684acfbec06d57a16e4696017a6c06553a6·...·]-3">)</span></code></pre><p>providing·the·registered·name·or·process·identifier·of·the·agent·where·the·MIB, |
| 475 | which·defines·the·notification·is·loaded·and·the·symbolic·name·of·the | 475 | which·defines·the·notification·is·loaded·and·the·symbolic·name·of·the |
| 476 | notification.</p><p>If·the·<code·class="inline">send_notification/3,4</code>·function·is·used,·all·management·targets·are | 476 | notification.</p><p>If·the·<code·class="inline">send_notification/3,4</code>·function·is·used,·all·management·targets·are |
| 477 | selected,·as·defined·in·RFC2273.·The·<code·class="inline">Receiver</code>·parameter·defines·where·the | 477 | selected,·as·defined·in·RFC2273.·The·<code·class="inline">Receiver</code>·parameter·defines·where·the |
| 478 | agent·should·send·information·about·the·delivery·of·inform·requests.</p><p>If·the·<code·class="inline">send_notification/5</code>·function·is·used,·an·<code·class="inline">NotifyName</code>·must·be·provided. | 478 | agent·should·send·information·about·the·delivery·of·inform·requests.</p><p>If·the·<code·class="inline">send_notification/5</code>·function·is·used,·an·<code·class="inline">NotifyName</code>·must·be·provided. |
| 479 | This·parameter·is·used·as·an·index·in·the·<code·class="inline">snmpNotifyTable</code>,·and·the·management | 479 | This·parameter·is·used·as·an·index·in·the·<code·class="inline">snmpNotifyTable</code>,·and·the·management |
| 480 | targets·defined·by·that·single·entry·is·used.</p><p>The·<code·class="inline">send_notification/6</code>·function·is·the·most·general·version·of·the·function. | 480 | targets·defined·by·that·single·entry·is·used.</p><p>The·<code·class="inline">send_notification/6</code>·function·is·the·most·general·version·of·the·function. |
| 481 | A·<code·class="inline">ContextName</code>·must·be·specified,·from·which·the·notification·will·be·sent.·If | 481 | A·<code·class="inline">ContextName</code>·must·be·specified,·from·which·the·notification·will·be·sent.·If |
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| 611 | ······<p·class="built-using"> | 611 | ······<p·class="built-using"> |
| 612 | ········Built·using | 612 | ········Built·using |
| 613 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 613 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 614 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 614 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 615 | ······</p> | 615 | ······</p> |
| 616 | <p>Copyright·©·1996-202 | 616 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 617 | ····</footer> | 617 | ····</footer> |
| 618 | ··</div> | 618 | ··</div> |
| 619 | </main> | 619 | </main> |
| 620 | </div> | 620 | </div> |
| 621 | <script> | 621 | <script> |
| 622 | ··function·mermaidLoaded()·{ | 622 | ··function·mermaidLoaded()·{ |
| 623 | ····mermaid.initialize({ | 623 | ····mermaid.initialize({ |
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| 263 | ······<p·class="built-using"> | 263 | ······<p·class="built-using"> |
| 264 | ········Built·using | 264 | ········Built·using |
| 265 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 265 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 266 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 266 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 267 | ······</p> | 267 | ······</p> |
| 268 | <p>Copyright·©·1996-202 | 268 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 269 | ····</footer> | 269 | ····</footer> |
| 270 | ··</div> | 270 | ··</div> |
| 271 | </main> | 271 | </main> |
| 272 | </div> | 272 | </div> |
| 273 | <script> | 273 | <script> |
| 274 | ··function·mermaidLoaded()·{ | 274 | ··function·mermaidLoaded()·{ |
| 275 | ····mermaid.initialize({ | 275 | ····mermaid.initialize({ |
| Offset 136, 59 lines modified | Offset 136, 59 lines modified | ||
| 136 | ··<a·href="#configuration"·class="hover-link"> | 136 | ··<a·href="#configuration"·class="hover-link"> |
| 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 138 | ··</a> | 138 | ··</a> |
| 139 | ··<span·class="text">Configuration</span> | 139 | ··<span·class="text">Configuration</span> |
| 140 | </h2> | 140 | </h2> |
| 141 | <p>The·following·configuration·parameters·are·defined·for·the·SNMP·application. | 141 | <p>The·following·configuration·parameters·are·defined·for·the·SNMP·application. |
| 142 | Refer·to·application(3)·for·more·information·about·configuration·parameters.</p><p>The·snmp·part·of·the·config·file·specifying·the·configuration·parameters·is | 142 | Refer·to·application(3)·for·more·information·about·configuration·parameters.</p><p>The·snmp·part·of·the·config·file·specifying·the·configuration·parameters·is |
| 143 | basically·the·following·tuple:</p><pre><code·class="text">······{snmp,·snmp_components_config()}</code></pre><p>A·minimal·config·file·for·starting·a·node·with·both·a·manager·and·an·agent:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id=" | 143 | basically·the·following·tuple:</p><pre><code·class="text">······{snmp,·snmp_components_config()}</code></pre><p>A·minimal·config·file·for·starting·a·node·with·both·a·manager·and·an·agent:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id="4255486301-1">[</span><span·class="p"·data-group-id="4255486301-2">{</span><span·class="ss">snmp</span><span·class="p">,</span><span·class="w"> |
| 144 | ········</span><span·class="p"·data-group-id=" | 144 | ········</span><span·class="p"·data-group-id="4255486301-3">[</span><span·class="p"·data-group-id="4255486301-4">{</span><span·class="ss">agent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4255486301-5">[</span><span·class="p"·data-group-id="4255486301-6">{</spa[·...·truncated·by·diffoscope;·len:·173,·SHA:·1f543be65737d57b855c3f17816040fb7b0bbe3526d9f7fdd307977ae8edce71·...·]1-6">}</span><span·class="p">,</span><span·class="w"> |
| 145 | ··················</span><span·class="p"·data-group-id=" | 145 | ··················</span><span·class="p"·data-group-id="4255486301-7">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4255486301-8">[</span><span·class="p"·data-group-id="4255486301-9">{</span><span·class="ss">dir</span><span·class="p">,</span[·...·truncated·by·diffoscope;·len:·332,·SHA:·dd10a7621608c528f64dd852516e80bc0c298c4d094c55df9dfa5766ad218e8c·...·]1-4">}</span><span·class="p">,</span><span·class="w"> |
| 146 | ·········</span><span·class="p"·data-group-id=" | 146 | ·········</span><span·class="p"·data-group-id="4255486301-10">{</span><span·class="ss">manager</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4255486301-11">[</span><span·class="p"·data-group-id="4255486301-12">{</span><span·class="ss">config</span><span·class="p">[·...·truncated·by·diffoscope;·len:·312,·SHA:·e5891fb94aab9609a468c81ea6184cced04927cfde89e5d5f319eea08b44eb01·...·]1-14">}</span><span·class="p">,</span><span·class="w"> |
| 147 | ······························</span><span·class="p"·data-group-id=" | 147 | ······························</span><span·class="p"·data-group-id="4255486301-15">{</span><span·class="ss">db_dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/tmp/snmp/manager/db"</span><span·class="p"·data-group-id="4255486301-15">}</span><span·class="p"·data-group-id="4255486301-13">[·...·truncated·by·diffoscope;·len:·263,·SHA:·9f0994d58b91327a265446ec981de6b108c0ff81080ab1fbfd2d7492fc30797a·...·]1-2">}</span><span·class="w"> |
| 148 | ········</span><span·class="p"·data-group-id=" | 148 | ········</span><span·class="p"·data-group-id="4255486301-1">]</span><span·class="w"> |
| 149 | ·······</span><span·class="p">}</span><span·class="w"> | 149 | ·······</span><span·class="p">}</span><span·class="w"> |
| 150 | ······</span><span·class="p">]</span><span·class="p">.</span></code></pre><p>Each·snmp·component·has·its·own·set·of·configuration·parameters,·even·though | 150 | ······</span><span·class="p">]</span><span·class="p">.</span></code></pre><p>Each·snmp·component·has·its·own·set·of·configuration·parameters,·even·though |
| 151 | some·of·the·types·are·common·to·both·components.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nf">snmp_components_config</span><span·class="p"·data-group-id="7 | 151 | some·of·the·types·are·common·to·both·components.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nf">snmp_components_config</span><span·class="p"·data-group-id="7797251795-1">(</span><span·class="p"·data-group-id="7797251795-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="7797251795-2">[</span><span·class="nf">snmp_component_config</span><span·cl[·...·truncated·by·diffoscope;·len:·138,·SHA:·313e3c1cd7c36f449370cef5ca34cb45a2b0e0b0d713b5bcabaa79eb5405950c·...·]5-2">]</span><span·class="w"> |
| 152 | ······</span><span·class="nf">snmp_component_config</span><span·class="p"·data-group-id="7 | 152 | ······</span><span·class="nf">snmp_component_config</span><span·class="p"·data-group-id="7797251795-4">(</span><span·class="p"·data-group-id="7797251795-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="7797251795-5">{</span><span·class="ss">agent</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·609,·SHA:·912d1746e4ef81c626a0871f2eae3c486cc08d48f8c1a26c911c81f7ed9e02b1·...·]5-7">}</span><span·class="w"> |
| 153 | ······</span><span·class="nf">agent_options</span><span·class="p"·data-group-id="7 | 153 | ······</span><span·class="nf">agent_options</span><span·class="p"·data-group-id="7797251795-9">(</span><span·class="p"·data-group-id="7797251795-9">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7797251795-10">[</span><span·class="nf">agent_option</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·128,·SHA:·9565cc656e428f2c51ee3446590b8e79ee9066dd3b25d533af3f16ba3d1c2833·...·]5-10">]</span><span·class="w"> |
| 154 | ······</span><span·class="nf">agent_option</span><span·class="p"·data-group-id="7 | 154 | ······</span><span·class="nf">agent_option</span><span·class="p"·data-group-id="7797251795-12">(</span><span·class="p"·data-group-id="7797251795-12">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7797251795-13">{</span><span·class="ss">restart_type</span><span·class="p">,<[·...·truncated·by·diffoscope;·len:·218,·SHA:·4dda7cdf9ef48074a83e8d7282a74bccb7fa584d329497ec22d16a3015d01107·...·]5-13">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> |
| 155 | ·······················</span><span·class="p"·data-group-id="7 | 155 | ·······················</span><span·class="p"·data-group-id="7797251795-15">{</span><span·class="ss">agent_type</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">agent_type</span><span·class="p"·data-group-id="7797251795-16">(</span><span·class="p"·data-group-id="7797251795-16">)</span><spa[·...·truncated·by·diffoscope;·len:·36,·SHA:·cad4cd9d9c1054806b4a66efb8133efe48fa04e912cb56bdf54f3bf69eb944d0·...·]5-15">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 156 | ·······················</span><span·class="p"·data-group-id="7 | 156 | ·······················</span><span·class="p"·data-group-id="7797251795-17">{</span><span·class="ss">agent_verbosity</span><span·class="p">,</span><span·class="w">··</span><span·class="nf">verbosity</span><span·class="p"·data-group-id="7797251795-18">(</span><span·class="p"·data-group-id="7797251795-18">)</span><span[·...·truncated·by·diffoscope;·len:·35,·SHA:·b8fd7bcabd2e1fea4f223266b8bf9d15ebd2f391723b76ba09737b38af55395e·...·]5-17">}</span><span·class="w">········</span><span·class="p">|</span><span·class="w"> |
| 157 | ·······················</span><span·class="p"·data-group-id="7 | 157 | ·······················</span><span·class="p"·data-group-id="7797251795-19">{</span><span·class="ss">discovery</span><span·class="p">,</span><span·class="w">········</span><span·class="nf">agent_discovery</span><span·class="p"·data-group-id="7797251795-20">(</span><span·class="p"·data-group-id="7797251795-20">)</span[·...·truncated·by·diffoscope;·len:·41,·SHA:·737bc2f42ed9eadfc000e26002b742e03769712bd889b51cf19bdef35d70dbd9·...·]5-19">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 158 | ·······················</span><span·class="p"·data-group-id="7 | 158 | ·······················</span><span·class="p"·data-group-id="7797251795-21">{</span><span·class="ss">versions</span><span·class="p">,</span><span·class="w">·········</span><span·class="nf">versions</span><span·class="p"·data-group-id="7797251795-22">(</span><span·class="p"·data-group-id="7797251795-22">)</span><span·[·...·truncated·by·diffoscope;·len:·34,·SHA:·c0c85eef986ee4b233d38e050fda39aea2703b3bfbbed334ee61a516b7d55919·...·]5-21">}</span><span·class="w">·········</span><span·class="p">|</span><span·class="w"> |
| 159 | ·······················</span><span·class="p"·data-group-id="7 | 159 | ·······················</span><span·class="p"·data-group-id="7797251795-23">{</span><span·class="ss">gb_max_vbs</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">gb_max_vbs</span><span·class="p"·data-group-id="7797251795-24">(</span><span·class="p"·data-group-id="7797251795-24">)</span><spa[·...·truncated·by·diffoscope;·len:·36,·SHA:·cad4cd9d9c1054806b4a66efb8133efe48fa04e912cb56bdf54f3bf69eb944d0·...·]5-23">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 160 | ·······················</span><span·class="p"·data-group-id="7 | 160 | ·······················</span><span·class="p"·data-group-id="7797251795-25">{</span><span·class="ss">priority</span><span·class="p">,</span><span·class="w">·········</span><span·class="nf">priority</span><span·class="p"·data-group-id="7797251795-26">(</span><span·class="p"·data-group-id="7797251795-26">)</span><span·[·...·truncated·by·diffoscope;·len:·34,·SHA:·c0c85eef986ee4b233d38e050fda39aea2703b3bfbbed334ee61a516b7d55919·...·]5-25">}</span><span·class="w">·········</span><span·class="p">|</span><span·class="w"> |
| 161 | ·······················</span><span·class="p"·data-group-id="7 | 161 | ·······················</span><span·class="p"·data-group-id="7797251795-27">{</span><span·class="ss">multi_threaded</span><span·class="p">,</span><span·class="w">···</span><span·class="nf">multi_threaded</span><span·class="p"·data-group-id="7797251795-28">(</span><span·class="p"·data-group-id="7797251795-28">)</span>[·...·truncated·by·diffoscope;·len:·40,·SHA:·6dd14721b6f7b7ab834cfc8a2c2b44c64633489f57748d5e6b0a388f3e38c023·...·]5-27">}</span><span·class="w">···</span><span·class="p">|</span><span·class="w"> |
| 162 | ·······················</span><span·class="p"·data-group-id="7 | 162 | ·······················</span><span·class="p"·data-group-id="7797251795-29">{</span><span·class="ss">db_dir</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">db_dir</span><span·class="p"·data-group-id="7797251795-30">(</span><span·class="p"·data-group-id="7797251795-30">)</span><span·cl[·...·truncated·by·diffoscope;·len:·32,·SHA:·5fb3c128b6f1be2a6173308f989cc4f6e3b43a33f284613c28597681c94f6460·...·]5-29">}</span><span·class="w">···········</span><span·class="p">|</span><span·class="w"> |
| 163 | ·······················</span><span·class="p"·data-group-id="7 | 163 | ·······················</span><span·class="p"·data-group-id="7797251795-31">{</span><span·class="ss">db_init_error</span><span·class="p">,</span><span·class="w">····</span><span·class="nf">db_init_error</span><span·class="p"·data-group-id="7797251795-32">(</span><span·class="p"·data-group-id="7797251795-32">)</span><[·...·truncated·by·diffoscope;·len:·39,·SHA:·baf04395ab077709d5a3c217c62d972867dd5d461a7bf895d42e8f9d6669c57a·...·]5-31">}</span><span·class="w">····</span><span·class="p">|</span><span·class="w"> |
| 164 | ·······················</span><span·class="p"·data-group-id="7 | 164 | ·······················</span><span·class="p"·data-group-id="7797251795-33">{</span><span·class="ss">local_db</span><span·class="p">,</span><span·class="w">·········</span><span·class="nf">local_db</span><span·class="p"·data-group-id="7797251795-34">(</span><span·class="p"·data-group-id="7797251795-34">)</span><span·[·...·truncated·by·diffoscope;·len:·34,·SHA:·c0c85eef986ee4b233d38e050fda39aea2703b3bfbbed334ee61a516b7d55919·...·]5-33">}</span><span·class="w">·········</span><span·class="p">|</span><span·class="w"> |
| 165 | ·······················</span><span·class="p"·data-group-id="7 | 165 | ·······················</span><span·class="p"·data-group-id="7797251795-35">{</span><span·class="ss">net_if</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">agent_net_if</span><span·class="p"·data-group-id="7797251795-36">(</span><span·class="p"·data-group-id="7797251795-36">)</span><s[·...·truncated·by·diffoscope;·len:·38,·SHA:·abef74a22224c120d83d43574e224b2c6c4c2b7e45efe9466b27a8cdf51475d9·...·]5-35">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> |
| 166 | ·······················</span><span·class="p"·data-group-id="7 | 166 | ·······················</span><span·class="p"·data-group-id="7797251795-37">{</span><span·class="ss">mibs</span><span·class="p">,</span><span·class="w">·············</span><span·class="nf">mibs</span><span·class="p"·data-group-id="7797251795-38">(</span><span·class="p"·data-group-id="7797251795-38">)</span><span·clas[·...·truncated·by·diffoscope;·len:·30,·SHA:·f4fa353a3e1315fe1da6c800fd4bfa5be463add70724fd08dac35b53f3a3847b·...·]5-37">}</span><span·class="w">·············</span><span·class="p">|</span><span·class="w"> |
| 167 | ·······················</span><span·class="p"·data-group-id="7 | 167 | ·······················</span><span·class="p"·data-group-id="7797251795-39">{</span><span·class="ss">mib_storage</span><span·class="p">,</span><span·class="w">······</span><span·class="nf">mib_storage</span><span·class="p"·data-group-id="7797251795-40">(</span><span·class="p"·data-group-id="7797251795-40">)</span><sp[·...·truncated·by·diffoscope;·len:·37,·SHA:·e43b448b79ecfbb9a19e6bb8bf0525185630c571f0929a078c330094085deef3·...·]5-39">}</span><span·class="w">······</span><span·class="p">|</span><span·class="w"> |
| 168 | ·······················</span><span·class="p"·data-group-id="7 | 168 | ·······················</span><span·class="p"·data-group-id="7797251795-41">{</span><span·class="ss">mib_server</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">mib_server</span><span·class="p"·data-group-id="7797251795-42">(</span><span·class="p"·data-group-id="7797251795-42">)</span><spa[·...·truncated·by·diffoscope;·len:·36,·SHA:·cad4cd9d9c1054806b4a66efb8133efe48fa04e912cb56bdf54f3bf69eb944d0·...·]5-41">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 169 | ·······················</span><span·class="p"·data-group-id="7 | 169 | ·······················</span><span·class="p"·data-group-id="7797251795-43">{</span><span·class="ss">audit_trail_log</span><span·class="p">,</span><span·class="w">··</span><span·class="nf">audit_trail_log</span><span·class="p"·data-group-id="7797251795-44">(</span><span·class="p"·data-group-id="7797251795-44">)</span[·...·truncated·by·diffoscope;·len:·41,·SHA:·737bc2f42ed9eadfc000e26002b742e03769712bd889b51cf19bdef35d70dbd9·...·]5-43">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 170 | ·······················</span><span·class="p"·data-group-id="7 | 170 | ·······················</span><span·class="p"·data-group-id="7797251795-45">{</span><span·class="ss">error_report_mod</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">error_report_mod</span><span·class="p"·data-group-id="7797251795-46">(</span><span·class="p"·data-group-id="7797251795-46">)</spa[·...·truncated·by·diffoscope;·len:·42,·SHA:·cd47ad05a231b52b1a0054575aa84b23bc4bc54d75a273ccad821949b180db1f·...·]5-45">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 171 | ·······················</span><span·class="p"·data-group-id="7 | 171 | ·······················</span><span·class="p"·data-group-id="7797251795-47">{</span><span·class="ss">note_store</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">note_store</span><span·class="p"·data-group-id="7797251795-48">(</span><span·class="p"·data-group-id="7797251795-48">)</span><spa[·...·truncated·by·diffoscope;·len:·36,·SHA:·cad4cd9d9c1054806b4a66efb8133efe48fa04e912cb56bdf54f3bf69eb944d0·...·]5-47">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 172 | ·······················</span><span·class="p"·data-group-id="7 | 172 | ·······················</span><span·class="p"·data-group-id="7797251795-49">{</span><span·class="ss">symbolic_store</span><span·class="p">,</span><span·class="w">···</span><span·class="nf">symbolic_store</span><span·class="p"·data-group-id="7797251795-50">(</span><span·class="p"·data-group-id="7797251795-50">)</span>[·...·truncated·by·diffoscope;·len:·40,·SHA:·6dd14721b6f7b7ab834cfc8a2c2b44c64633489f57748d5e6b0a388f3e38c023·...·]5-49">}</span><span·class="w">···</span><span·class="p">|</span><span·class="w"> |
| 173 | ·······················</span><span·class="p"·data-group-id="7 | 173 | ·······················</span><span·class="p"·data-group-id="7797251795-51">{</span><span·class="ss">target_cache</span><span·class="p">,</span><span·class="w">·····</span><span·class="nf">target_cache</span><span·class="p"·data-group-id="7797251795-52">(</span><span·class="p"·data-group-id="7797251795-52">)</span><s[·...·truncated·by·diffoscope;·len:·38,·SHA:·abef74a22224c120d83d43574e224b2c6c4c2b7e45efe9466b27a8cdf51475d9·...·]5-51">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> |
| 174 | ·······················</span><span·class="p"·data-group-id="7899224775-53">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">agent_config</span><span·class="p"·data-group-id="7899224775-54">(</span><span·class="p"·data-group-id="7899224775-54">)</span><span·class="p"·data-group-id="7899224775-53">}</span><span·class="w"> | ||
| 175 | ······</span><span·class="nf">manager_options</span><span·class="p"·data-group-id="7899224775-55">(</span><span·class="p"·data-group-id="7899224775-55">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7899224775-56">[</span><span·class="nf">manager_option</span><span·class="p"·data-group-id="7899224775-57">(</span><span·class="p"·data-group-id="7899224775-57">)</span><span·class="p"·data-group-id="7899224775-56">]</span><span·class="w"> | ||
| 176 | ······ | 174 | ·······················</span><span·class="p"·data-group-id="7797251795-53">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">agent_config</span><span·class="p"·data-group-id="7797251795-54">(</span>[·...·truncated·by·diffoscope;·len:·101,·SHA:·798ae849878f6d9476714b8e8c9e01dfb6dd0350d1914ecfbc9c3c48ad218d53·...·]</span><span·class="w"> |
| 175 | ······</span><span·class="nf">manager_options</span><span·class="p"·data-group-id="7797251795-55">(</span><span·class="p"·data-group-id="7797251795-55">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7797251795-56">[</span><span·class="nf">manager_option</span><span·class="p"·data-group-id="7797251795-57">(</span><span·class="p"·data-group-id="7797251795-57">)</span><span·class="p"·data-group-id="7797251795-56">]</span><span·class="w"> | ||
| 176 | ······</span><span·class="nf">manager_option</span><span·class="p"·data-group-id="7797251795-58">(</span><span·class="p"·data-group-id="7797251795-58">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7797251795-59">{</span><span·class="ss">restart_type</span><span·class="p">,</span><span·class="w">·············</span><span·class="nf">restart_type</span><span·class="p"·data-group-id="7797251795-60">(</span><span·class="p"·data-group-id="7797251795-60">)</span><span·class="p"·data-group-id="7797251795-59">}</span><span·class="w">····</span><span·class="p">|</span><span·class="w"> | ||
| 177 | ·························</span><span·class="p"·data-group-id="7 | 177 | ·························</span><span·class="p"·data-group-id="7797251795-61">{</span><span·class="ss">net_if</span><span·class="p">,</span><span·class="w">···················</span><span·class="nf">manager_net_if</span><span·class="p"·data-group-id="7797251795-62">(</span><span·class="p"·data-group-id="7797251795-62">[·...·truncated·by·diffoscope;·len:·48,·SHA:·6b756f82ecb31e033bfb320db26ef1e14cbfc0895eac0f5b92b544899834c603·...·]5-61">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 178 | ·························</span><span·class="p"·data-group-id="7 | 178 | ·························</span><span·class="p"·data-group-id="7797251795-63">{</span><span·class="ss">server</span><span·class="p">,</span><span·class="w">···················</span><span·class="nf">server</span><span·class="p"·data-group-id="7797251795-64">(</span><span·class="p"·data-group-id="7797251795-64">)</span>[·...·truncated·by·diffoscope;·len:·40,·SHA:·6dd14721b6f7b7ab834cfc8a2c2b44c64633489f57748d5e6b0a388f3e38c023·...·]5-63">}</span><span·class="w">··········</span><span·class="p">|</span><span·class="w"> |
| 179 | ·························</span><span·class="p"·data-group-id="7 | 179 | ·························</span><span·class="p"·data-group-id="7797251795-65">{</span><span·class="ss">note_store</span><span·class="p">,</span><span·class="w">···············</span><span·class="nf">note_store</span><span·class="p"·data-group-id="7797251795-66">(</span><span·class="p"·data-group-id="7797251795-66">)</s[·...·truncated·by·diffoscope;·len:·44,·SHA:·111ec61f629f5e1333a8e3de77995bd45fa2c55e716250e152bded6b5e395e69·...·]5-65">}</span><span·class="w">······</span><span·class="p">|</span><span·class="w"> |
| 180 | ·························</span><span·class="p"·data-group-id="7 | 180 | ·························</span><span·class="p"·data-group-id="7797251795-67">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">···················</span><span·class="nf">manager_config</span><span·class="p"·data-group-id="7797251795-68">(</span><span·class="p"·data-group-id="7797251795-68">[·...·truncated·by·diffoscope;·len:·48,·SHA:·6b756f82ecb31e033bfb320db26ef1e14cbfc0895eac0f5b92b544899834c603·...·]5-67">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 181 | ·························</span><span·class="p"·data-group-id="7 | 181 | ·························</span><span·class="p"·data-group-id="7797251795-69">{</span><span·class="ss">inform_request_behaviour</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">manager_irb</span><span·class="p"·data-group-id="7797251795-70">(</span><span·class="p"·data-group-id="7797251795-70">)</[·...·truncated·by·diffoscope;·len:·45,·SHA:·84d545acc0f560afc665d6d153886d1db5812c464eb2781714d973d67eb8129f·...·]5-69">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> |
| 182 | ·························</span><span·class="p"·data-group-id="7 | 182 | ·························</span><span·class="p"·data-group-id="7797251795-71">{</span><span·class="ss">mibs</span><span·class="p">,</span><span·class="w">·····················</span><span·class="nf">manager_mibs</span><span·class="p"·data-group-id="7797251795-72">(</span><span·class="p"·data-group-id="7797251795-72">)<[·...·truncated·by·diffoscope;·len:·46,·SHA:·09fe91bb7e0d610f9693920166918462fd80e6dc77f39da028323c93a5a58126·...·]5-71">}</span><span·class="w">····</span><span·class="p">|</span><span·class="w"> |
| 183 | ·························</span><span·class="p"·data-group-id="7899224775-73">{</span><span·class="ss">priority</span><span·class="p">,</span><span·class="w">·················</span><span·class="nf">priority</span><span·class="p"·data-group-id="7899224775-74">(</span><span·class="p"·data-group-id="7899224775-74">)</span><span·class="p"·data-group-id="7899224775-73">}</span><span·class="w">········</span><span·class="p">|</span><span·class="w"> | ||
| 184 | ·························</span><span·class="p"·data-group-id="7899224775-75">{</span><span·class="ss">audit_trail_log</span><span·class="p">,</span><span·class="w">··········</span><span·class="nf">audit_trail_log</span><span·class="p"·data-group-id="7899224775-76">(</span><span·class="p"·data-group-id="7899224775-76">)</span><span·class="p"·data-group-id="7899224775-75">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> | ||
| 185 | ·························</span><span·class="p"·data-group-id="7 | 183 | ·························</span><span·class="p"·data-group-id="7797251795-73">{</span><span·class="ss">priority</span><span·class="p">,</span><span·class="w">·················</span><span·class="nf">priority</span><span·class="p"·data-group-id="7797251795-74">(</span><span·class="p"·data-group-id="7797251795-74">)</spa[·...·truncated·by·diffoscope;·len:·46,·SHA:·ed4b3f8335ad97233eb834a5b6e298be8c759cc0519fbd1550cfb029426648a7·...·]">}</span><span·class="w">········</span><span·class="p">|</span><span·class="w"> |
| 184 | ·························</span><span·class="p"·data-group-id="7797251795-75">{</span><span·class="ss">audit_trail_log</span><span·class="p">,</span><span·class="w">··········</span><span·class="nf">audit_trail_log</span><span·class="p"·data-group-id="7797251795-76">(</span><span·class="p"·data-group-id="7797251795-76">)</span><span·class="p"·data-group-id="7797251795-75">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> | ||
| 185 | ·························</span><span·class="p"·data-group-id="7797251795-77">{</span><span·class="ss">versions</span><span·class="p">,</span><span·class="w">·················</span><span·class="nf">versions</span><span·class="p"·data-group-id="7797251795-78">(</span><span·class="p"·data-group-id="7797251795-78">)</span><span·class="p"·data-group-id="7797251795-77">}</span><span·class="w">········</span><span·class="p">|</span><span·class="w"> | ||
| 186 | ·························</span><span·class="p"·data-group-id="7 | 186 | ·························</span><span·class="p"·data-group-id="7797251795-79">{</span><span·class="ss">def_user_mod</span><span·class="p">,</span><span·class="w">·············</span><span·class="nf">def_user_module</span><span·class="p"·data-group-id="7797251795-80">(</span><span·class="p"·data-group-id="7797251795-80">)</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 187 | ·························</span><span·class="p"·data-group-id="7 | 187 | ·························</span><span·class="p"·data-group-id="7797251795-81">{</span><span·class="ss">def_user_data</span><span·class="p">,</span><span·class="w">············</span><span·class="nf">def_user_data</span><span·class="p"·data-group-id="7797251795-82">(</span><span·class="p"·data-group-id="7797251795-82">)[·...·truncated·by·diffoscope;·len:·47,·SHA:·8969731aa1a56543ff17910a5ef35f83c25e555212e4fcfa801efec33a4b43f2·...·]5-81">}</span></code></pre><p><a·href=""·id="agent_opts_and_types"></a></p><p>Agent·specific·config·options·and·types:</p><ul><li><p><strong><code·class="inline"·id="agent_type">agent_type()·=·master·|·sub·<optional></code></strong>·-·If·<code·class="inline">master</code>, |
| 188 | one·master·agent·is·started.·Otherwise,·no·agents·are·started.</p><p>Default·is·<code·class="inline">master</code>.</p></li><li><p><strong><code·class="inline"·id="agent_disco">agent_discovery()·=·[agent_discovery_opt()]·<optional></code></strong>·- | 188 | one·master·agent·is·started.·Otherwise,·no·agents·are·started.</p><p>Default·is·<code·class="inline">master</code>.</p></li><li><p><strong><code·class="inline"·id="agent_disco">agent_discovery()·=·[agent_discovery_opt()]·<optional></code></strong>·- |
| 189 | <code·class="inline">agent_discovery_opt()·=·{terminating,·agent_terminating_discovery_opts()}·|·{originating,·agent_originating_discovery_opts()}</code></p><p>The·<code·class="inline">terminating</code>·options·effects·discovery·initiated·by·a·manager.</p><p>The·<code·class="inline">originating</code>·options·effects·discovery·initiated·by·this·agent.</p><p>For·defaults·see·the·options·in·<code·class="inline">agent_discovery_opt()</code>.</p></li><li><p><strong><code·class="inline"·id="agent_term_disco_opts">agent_terminating_discovery_opts()·=·[agent_terminating_discovery_opt()]·<optional></code></strong>·- | 189 | <code·class="inline">agent_discovery_opt()·=·{terminating,·agent_terminating_discovery_opts()}·|·{originating,·agent_originating_discovery_opts()}</code></p><p>The·<code·class="inline">terminating</code>·options·effects·discovery·initiated·by·a·manager.</p><p>The·<code·class="inline">originating</code>·options·effects·discovery·initiated·by·this·agent.</p><p>For·defaults·see·the·options·in·<code·class="inline">agent_discovery_opt()</code>.</p></li><li><p><strong><code·class="inline"·id="agent_term_disco_opts">agent_terminating_discovery_opts()·=·[agent_terminating_discovery_opt()]·<optional></code></strong>·- |
| 190 | <code·class="inline">agent_terminating_discovery_opt()·=·{enable,·boolean()}·|·{stage2,·discovery·|·plain}·|·{trigger_username,·string()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">terminating</code>·in·this·agent·(i.e. | 190 | <code·class="inline">agent_terminating_discovery_opt()·=·{enable,·boolean()}·|·{stage2,·discovery·|·plain}·|·{trigger_username,·string()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">terminating</code>·in·this·agent·(i.e. |
| 191 | initiated·by·a·manager).</p><p>The·default·values·for·the·<code·class="inline">terminating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li><li>stage2:·<code·class="inline">discovery</code></li><li>trigger_username:·<code·class="inline">""</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_orig_disco_opts">agent_originating_discovery_opts()·=·[agent_originating_discovery_opt()]·<optional></code></strong>·- | 191 | initiated·by·a·manager).</p><p>The·default·values·for·the·<code·class="inline">terminating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li><li>stage2:·<code·class="inline">discovery</code></li><li>trigger_username:·<code·class="inline">""</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_orig_disco_opts">agent_originating_discovery_opts()·=·[agent_originating_discovery_opt()]·<optional></code></strong>·- |
| 192 | <code·class="inline">agent_originating_discovery_opt()·=·{enable,·boolean()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">originating</code>·in·this·agent.</p><p>The·default·values·for·the·<code·class="inline">originating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_mt">multi_threaded()·=·bool()·|·extended·<optional></code></strong>·-·If | 192 | <code·class="inline">agent_originating_discovery_opt()·=·{enable,·boolean()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">originating</code>·in·this·agent.</p><p>The·default·values·for·the·<code·class="inline">originating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_mt">multi_threaded()·=·bool()·|·extended·<optional></code></strong>·-·If |
| 193 | <code·class="inline">true</code>·(or·<code·class="inline">extended</code>),·the·agent·is·multi-threaded,·with·one·thread·for·each | 193 | <code·class="inline">true</code>·(or·<code·class="inline">extended</code>),·the·agent·is·multi-threaded,·with·one·thread·for·each |
| 194 | get·request.</p><p>The·value·<code·class="inline">extended</code>·means·that·a·special·'process'·is·also·created·intended | 194 | get·request.</p><p>The·value·<code·class="inline">extended</code>·means·that·a·special·'process'·is·also·created·intended |
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| 421 | ······<p·class="built-using"> | 421 | ······<p·class="built-using"> |
| 422 | ········Built·using | 422 | ········Built·using |
| 423 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 423 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 424 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 424 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 425 | ······</p> | 425 | ······</p> |
| 426 | <p>Copyright·©·1996-202 | 426 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 427 | ····</footer> | 427 | ····</footer> |
| 428 | ··</div> | 428 | ··</div> |
| 429 | </main> | 429 | </main> |
| 430 | </div> | 430 | </div> |
| 431 | <script> | 431 | <script> |
| 432 | ··function·mermaidLoaded()·{ | 432 | ··function·mermaidLoaded()·{ |
| 433 | ····mermaid.initialize({ | 433 | ····mermaid.initialize({ |
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| 179 | ······<p·class="built-using"> | 179 | ······<p·class="built-using"> |
| 180 | ········Built·using | 180 | ········Built·using |
| 181 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 181 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 182 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 182 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 183 | ······</p> | 183 | ······</p> |
| 184 | <p>Copyright·©·1996-202 | 184 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 185 | ····</footer> | 185 | ····</footer> |
| 186 | ··</div> | 186 | ··</div> |
| 187 | </main> | 187 | </main> |
| 188 | </div> | 188 | </div> |
| 189 | <script> | 189 | <script> |
| 190 | ··function·mermaidLoaded()·{ | 190 | ··function·mermaidLoaded()·{ |
| 191 | ····mermaid.initialize({ | 191 | ····mermaid.initialize({ |
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| 649 | ······<p·class="built-using"> | 649 | ······<p·class="built-using"> |
| 650 | ········Built·using | 650 | ········Built·using |
| 651 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 651 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 652 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 652 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 653 | ······</p> | 653 | ······</p> |
| 654 | <p>Copyright·©·1996-202 | 654 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 655 | ····</footer> | 655 | ····</footer> |
| 656 | ··</div> | 656 | ··</div> |
| 657 | </main> | 657 | </main> |
| 658 | </div> | 658 | </div> |
| 659 | <script> | 659 | <script> |
| 660 | ··function·mermaidLoaded()·{ | 660 | ··function·mermaidLoaded()·{ |
| 661 | ····mermaid.initialize({ | 661 | ····mermaid.initialize({ |
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| 186 | ······<p·class="built-using"> | 186 | ······<p·class="built-using"> |
| 187 | ········Built·using | 187 | ········Built·using |
| 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 190 | ······</p> | 190 | ······</p> |
| 191 | <p>Copyright·©·1996-202 | 191 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 192 | ····</footer> | 192 | ····</footer> |
| 193 | ··</div> | 193 | ··</div> |
| 194 | </main> | 194 | </main> |
| 195 | </div> | 195 | </div> |
| 196 | <script> | 196 | <script> |
| 197 | ··function·mermaidLoaded()·{ | 197 | ··function·mermaidLoaded()·{ |
| 198 | ····mermaid.initialize({ | 198 | ····mermaid.initialize({ |
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| 198 | ······<p·class="built-using"> | 198 | ······<p·class="built-using"> |
| 199 | ········Built·using | 199 | ········Built·using |
| 200 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 200 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 201 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 201 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 202 | ······</p> | 202 | ······</p> |
| 203 | <p>Copyright·©·1996-202 | 203 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 204 | ····</footer> | 204 | ····</footer> |
| 205 | ··</div> | 205 | ··</div> |
| 206 | </main> | 206 | </main> |
| 207 | </div> | 207 | </div> |
| 208 | <script> | 208 | <script> |
| 209 | ··function·mermaidLoaded()·{ | 209 | ··function·mermaidLoaded()·{ |
| 210 | ····mermaid.initialize({ | 210 | ····mermaid.initialize({ |
| Offset 595, 15 lines modified | Offset 595, 15 lines modified | ||
| 595 | ······<p·class="built-using"> | 595 | ······<p·class="built-using"> |
| 596 | ········Built·using | 596 | ········Built·using |
| 597 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 597 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 598 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 598 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 599 | ······</p> | 599 | ······</p> |
| 600 | <p>Copyright·©·1996-202 | 600 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 601 | ····</footer> | 601 | ····</footer> |
| 602 | ··</div> | 602 | ··</div> |
| 603 | </main> | 603 | </main> |
| 604 | </div> | 604 | </div> |
| 605 | <script> | 605 | <script> |
| 606 | ··function·mermaidLoaded()·{ | 606 | ··function·mermaidLoaded()·{ |
| 607 | ····mermaid.initialize({ | 607 | ····mermaid.initialize({ |
| Offset 141, 49 lines modified | Offset 141, 49 lines modified | ||
| 141 | <a·href="snmp_agent_config_files.html">Definition·of·Agent·Configuration·Files</a>·for·more | 141 | <a·href="snmp_agent_config_files.html">Definition·of·Agent·Configuration·Files</a>·for·more |
| 142 | information).</li><li>the·<em>database·directory</em>·stores·the·internal·database·files.</li></ul><p>The·following·directory·must·exist·in·the·system·to·run·the·manager:</p><ul><li>the·<em>configuration·directory</em>·stores·all·configuration·files·used·by·the | 142 | information).</li><li>the·<em>database·directory</em>·stores·the·internal·database·files.</li></ul><p>The·following·directory·must·exist·in·the·system·to·run·the·manager:</p><ul><li>the·<em>configuration·directory</em>·stores·all·configuration·files·used·by·the |
| 143 | manager·(refer·to·the·chapter | 143 | manager·(refer·to·the·chapter |
| 144 | <a·href="snmp_manager_config_files.html">Definition·of·Manager·Configuration·Files</a>·for | 144 | <a·href="snmp_manager_config_files.html">Definition·of·Manager·Configuration·Files</a>·for |
| 145 | more·information).</li><li>the·<em>database·directory</em>·stores·the·internal·database·files.</li></ul><p>The·agent·and·manager·uses·(application)·configuration·parameters·to·find·out | 145 | more·information).</li><li>the·<em>database·directory</em>·stores·the·internal·database·files.</li></ul><p>The·agent·and·manager·uses·(application)·configuration·parameters·to·find·out |
| 146 | where·these·directories·are·located.·The·parameters·should·be·defined·in·an | 146 | where·these·directories·are·located.·The·parameters·should·be·defined·in·an |
| 147 | Erlang·system·configuration·file.·The·following·configuration·parameters·are | 147 | Erlang·system·configuration·file.·The·following·configuration·parameters·are |
| 148 | defined·for·the·SNMP·application:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nf">agent_options</span><span·class="p"·data-group-id="4642448223-1">(</span><span·class="p"·data-group-id="4642448223-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4642448223-2">[</span><span·class="nf">agent_option</span><span·class="p"·data-group-id="4642448223-3">(</span><span·class="p"·data-group-id="4642448223-3">)</span><span·class="p"·data-group-id="4642448223-2">]</span><span·class="w"> | ||
| 149 | 148 | defined·for·the·SNMP·application:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nf">agent_options</span><span·class="p"·data-group-id="3899495994-1">(</span><span·class="p"·data-group-id="3899495994-1">)</span[·...·truncated·by·diffoscope;·len:·314,·SHA:·d4d44448b0297b9b21b90ae4a83da29d93dffbb1c2a5ac817ea35aa74e692365·...·]</span><span·class="w"> | |
| 149 | ······</span><span·class="nf">agent_option</span><span·class="p"·data-group-id="3899495994-4">(</span><span·class="p"·data-group-id="3899495994-4">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3899495994-5">{</span><span·class="ss">restart_type</span><span·class="p">,</span><span·class="w">·····</span><span·class="nf">restart_type</span><span·class="p"·data-group-id="3899495994-6">(</span><span·class="p"·data-group-id="3899495994-6">)</span><span·class="p"·data-group-id="3899495994-5">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> | ||
| 150 | ·······················</span><span·class="p"·data-group-id=" | 150 | ·······················</span><span·class="p"·data-group-id="3899495994-7">{</span><span·class="ss">agent_type</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">agent_type</span><span·class="p"·data-group-id="3899495994-8">(</span><span·class="p"·data-group-id="3899495994-8">)</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·5f3d4ee997d569b4066db6827b3e47f367ec0eb18c7a5180368f6d5be2f3775b·...·]-7">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 151 | ·······················</span><span·class="p"·data-group-id=" | 151 | ·······················</span><span·class="p"·data-group-id="3899495994-9">{</span><span·class="ss">agent_verbosity</span><span·class="p">,</span><span·class="w">··</span><span·class="nf">verbosity</span><span·class="p"·data-group-id="3899495994-10">(</span><span·class="p"·data-group-id="3899495994-10">)</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·e79cb054d5d496f78bf735170fe96db1826f6456a721a6066fe84e41a15a3763·...·]-9">}</span><span·class="w">········</span><span·class="p">|</span><span·class="w"> |
| 152 | ·······················</span><span·class="p"·data-group-id=" | 152 | ·······················</span><span·class="p"·data-group-id="3899495994-11">{</span><span·class="ss">versions</span><span·class="p">,</span><span·class="w">·········</span><span·class="nf">versions</span><span·class="p"·data-group-id="3899495994-12">(</span><span·class="p"·data-group-id="3899495994-12">)</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·e79cb054d5d496f78bf735170fe96db1826f6456a721a6066fe84e41a15a3763·...·]-11">}</span><span·class="w">·········</span><span·class="p">|</span><span·class="w"> |
| 153 | ·······················</span><span·class="p"·data-group-id=" | 153 | ·······················</span><span·class="p"·data-group-id="3899495994-13">{</span><span·class="ss">discovery</span><span·class="p">,</span><span·class="w">········</span><span·class="nf">agent_discovery</span><span·class="p"·data-group-id="3899495994-14">(</span><span·class="p"·data-group-id="3899495994-14">)</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·a0e2029b0ec12b78e3b138a91cbe61e836b3dc13df454c9ec23f8f76d9afe916·...·]-13">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 154 | ·······················</span><span·class="p"·data-group-id=" | 154 | ·······················</span><span·class="p"·data-group-id="3899495994-15">{</span><span·class="ss">gb_max_vbs</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">gb_max_vbs</span><span·class="p"·data-group-id="3899495994-16">(</span><span·class="p"·data-group-id="3899495994-16">)</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·51df8011b2a8c731b8ca37f3d136e089240709e6795ff032c33847ddebd52870·...·]-15">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 155 | ·······················</span><span·class="p"·data-group-id=" | 155 | ·······················</span><span·class="p"·data-group-id="3899495994-17">{</span><span·class="ss">priority</span><span·class="p">,</span><span·class="w">·········</span><span·class="nf">priority</span><span·class="p"·data-group-id="3899495994-18">(</span><span·class="p"·data-group-id="3899495994-18">)</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·e79cb054d5d496f78bf735170fe96db1826f6456a721a6066fe84e41a15a3763·...·]-17">}</span><span·class="w">·········</span><span·class="p">|</span><span·class="w"> |
| 156 | ·······················</span><span·class="p"·data-group-id=" | 156 | ·······················</span><span·class="p"·data-group-id="3899495994-19">{</span><span·class="ss">multi_threaded</span><span·class="p">,</span><span·class="w">···</span><span·class="nf">multi_threaded</span><span·class="p"·data-group-id="3899495994-20">(</span><span·class="p"·data-group-id="3899495994-20">)</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·1fa0743e7e3583da6e1a6e7da8efdeec144aa04f20237d0f1902a886ea04fc2a·...·]-19">}</span><span·class="w">···</span><span·class="p">|</span><span·class="w"> |
| 157 | ·······················</span><span·class="p"·data-group-id=" | 157 | ·······················</span><span·class="p"·data-group-id="3899495994-21">{</span><span·class="ss">db_dir</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">db_dir</span><span·class="p"·data-group-id="3899495994-22">(</span><span·class="p"·data-group-id="3899495994-22">)</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·227652931440dde7d5f8843e7f6d542efe629a54cea6b10841c8ce55441fb26a·...·]-21">}</span><span·class="w">···········</span><span·class="p">|</span><span·class="w"> |
| 158 | ·······················</span><span·class="p"·data-group-id=" | 158 | ·······················</span><span·class="p"·data-group-id="3899495994-23">{</span><span·class="ss">db_init_error</span><span·class="p">,</span><span·class="w">····</span><span·class="nf">db_init_error</span><span·class="p"·data-group-id="3899495994-24">(</span><span·class="p"·data-group-id="3899495994-24">)</span>[·...·truncated·by·diffoscope;·len:·41,·SHA:·ca2b27343895ae6127c11788fca11b046c7f57fe52377cb4bd91b769bc898907·...·]-23">}</span><span·class="w">····</span><span·class="p">|</span><span·class="w"> |
| 159 | ·······················</span><span·class="p"·data-group-id=" | 159 | ·······················</span><span·class="p"·data-group-id="3899495994-25">{</span><span·class="ss">local_db</span><span·class="p">,</span><span·class="w">·········</span><span·class="nf">local_db</span><span·class="p"·data-group-id="3899495994-26">(</span><span·class="p"·data-group-id="3899495994-26">)</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·e79cb054d5d496f78bf735170fe96db1826f6456a721a6066fe84e41a15a3763·...·]-25">}</span><span·class="w">·········</span><span·class="p">|</span><span·class="w"> |
| 160 | ·······················</span><span·class="p"·data-group-id=" | 160 | ·······················</span><span·class="p"·data-group-id="3899495994-27">{</span><span·class="ss">net_if</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">agent_net_if</span><span·class="p"·data-group-id="3899495994-28">(</span><span·class="p"·data-group-id="3899495994-28">)</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·6fec3124e6f47f9b67775d15fbcb515ef952bc6387ca0ab7a5bf4336125a6e77·...·]-27">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> |
| 161 | ·······················</span><span·class="p"·data-group-id=" | 161 | ·······················</span><span·class="p"·data-group-id="3899495994-29">{</span><span·class="ss">mibs</span><span·class="p">,</span><span·class="w">·············</span><span·class="nf">mibs</span><span·class="p"·data-group-id="3899495994-30">(</span><span·class="p"·data-group-id="3899495994-30">)</span><span·cla[·...·truncated·by·diffoscope;·len:·32,·SHA:·89a2bf130618b03910d98ad9e090773bd62bcedf439241557a5d89c43489faf5·...·]-29">}</span><span·class="w">·············</span><span·class="p">|</span><span·class="w"> |
| 162 | ·······················</span><span·class="p"·data-group-id=" | 162 | ·······················</span><span·class="p"·data-group-id="3899495994-31">{</span><span·class="ss">mib_storage</span><span·class="p">,</span><span·class="w">······</span><span·class="nf">mib_storage</span><span·class="p"·data-group-id="3899495994-32">(</span><span·class="p"·data-group-id="3899495994-32">)</span><s[·...·truncated·by·diffoscope;·len:·39,·SHA:·b81dc3617521581df97d906fe7ba6949176e1fd9a4988473505ed891b1ed9dcf·...·]-31">}</span><span·class="w">······</span><span·class="p">|</span><span·class="w"> |
| 163 | ·······················</span><span·class="p"·data-group-id=" | 163 | ·······················</span><span·class="p"·data-group-id="3899495994-33">{</span><span·class="ss">mib_server</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">mib_server</span><span·class="p"·data-group-id="3899495994-34">(</span><span·class="p"·data-group-id="3899495994-34">)</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·51df8011b2a8c731b8ca37f3d136e089240709e6795ff032c33847ddebd52870·...·]-33">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 164 | ·······················</span><span·class="p"·data-group-id=" | 164 | ·······················</span><span·class="p"·data-group-id="3899495994-35">{</span><span·class="ss">audit_trail_log</span><span·class="p">,</span><span·class="w">··</span><span·class="nf">audit_trail_log</span><span·class="p"·data-group-id="3899495994-36">(</span><span·class="p"·data-group-id="3899495994-36">)</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·a0e2029b0ec12b78e3b138a91cbe61e836b3dc13df454c9ec23f8f76d9afe916·...·]-35">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 165 | ·······················</span><span·class="p"·data-group-id=" | 165 | ·······················</span><span·class="p"·data-group-id="3899495994-37">{</span><span·class="ss">error_report_mod</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">error_report_mod</span><span·class="p"·data-group-id="3899495994-38">(</span><span·class="p"·data-group-id="3899495994-38">)</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·b53ea23eec97d0b1d053e2db8f526865016ac58582dbd232aa044683ad3ecf2f·...·]-37">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 166 | ·······················</span><span·class="p"·data-group-id=" | 166 | ·······················</span><span·class="p"·data-group-id="3899495994-39">{</span><span·class="ss">note_store</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">note_store</span><span·class="p"·data-group-id="3899495994-40">(</span><span·class="p"·data-group-id="3899495994-40">)</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·51df8011b2a8c731b8ca37f3d136e089240709e6795ff032c33847ddebd52870·...·]-39">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 167 | ·······················</span><span·class="p"·data-group-id=" | 167 | ·······················</span><span·class="p"·data-group-id="3899495994-41">{</span><span·class="ss">symbolic_store</span><span·class="p">,</span><span·class="w">···</span><span·class="nf">symbolic_store</span><span·class="p"·data-group-id="3899495994-42">(</span><span·class="p"·data-group-id="3899495994-42">)</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·1fa0743e7e3583da6e1a6e7da8efdeec144aa04f20237d0f1902a886ea04fc2a·...·]-41">}</span><span·class="w">···</span><span·class="p">|</span><span·class="w"> |
| 168 | ·······················</span><span·class="p"·data-group-id=" | 168 | ·······················</span><span·class="p"·data-group-id="3899495994-43">{</span><span·class="ss">target_cache</span><span·class="p">,</span><span·class="w">·····</span><span·class="nf">target_cache</span><span·class="p"·data-group-id="3899495994-44">(</span><span·class="p"·data-group-id="3899495994-44">)</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·6fec3124e6f47f9b67775d15fbcb515ef952bc6387ca0ab7a5bf4336125a6e77·...·]-43">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> |
| 169 | ·······················</span><span·class="p"·data-group-id=" | 169 | ·······················</span><span·class="p"·data-group-id="3899495994-45">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">agent_config</span><span·class="p"·data-group-id="3899495994-46">(</span><span·class="p"·data-group-id="3899495994-46">)</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·6fec3124e6f47f9b67775d15fbcb515ef952bc6387ca0ab7a5bf4336125a6e77·...·]-45">}</span><span·class="w"> |
| 170 | ······</span><span·class="nf">manager_options</span><span·class="p"·data-group-id=" | 170 | ······</span><span·class="nf">manager_options</span><span·class="p"·data-group-id="3899495994-47">(</span><span·class="p"·data-group-id="3899495994-47">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3899495994-48">[</span><span·class="nf">manager_option</span><span·class="p"[·...·truncated·by·diffoscope;·len:·134,·SHA:·3b0c3f2ca66baee6813166cd727a09d6a08be823a83fd2f983b78ffdea9680da·...·]-48">]</span><span·class="w"> |
| 171 | ······</span><span·class="nf">manager_option</span><span·class="p"·data-group-id=" | 171 | ······</span><span·class="nf">manager_option</span><span·class="p"·data-group-id="3899495994-50">(</span><span·class="p"·data-group-id="3899495994-50">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3899495994-51">{</span><span·class="ss">restart_type</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·228,·SHA:·604068209e4b6e7319c71d0c2d6f78490fd1e5a9221fb4bcfb683c6126393da2·...·]-51">}</span><span·class="w">····</span><span·class="p">|</span><span·class="w"> |
| 172 | ·························</span><span·class="p"·data-group-id=" | 172 | ·························</span><span·class="p"·data-group-id="3899495994-53">{</span><span·class="ss">net_if</span><span·class="p">,</span><span·class="w">···················</span><span·class="nf">manager_net_if</span><span·class="p"·data-group-id="3899495994-54">(</span><span·class="p"·data-group-id="3899495994-54"[·...·truncated·by·diffoscope;·len:·50,·SHA:·8a4a9d0eff5a03ab82e3361290b8e4767bfbdc5171f6fd29630f50035a5686e8·...·]-53">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 173 | ·························</span><span·class="p"·data-group-id=" | 173 | ·························</span><span·class="p"·data-group-id="3899495994-55">{</span><span·class="ss">server</span><span·class="p">,</span><span·class="w">···················</span><span·class="nf">server</span><span·class="p"·data-group-id="3899495994-56">(</span><span·class="p"·data-group-id="3899495994-56">)</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·1fa0743e7e3583da6e1a6e7da8efdeec144aa04f20237d0f1902a886ea04fc2a·...·]-55">}</span><span·class="w">··········</span><span·class="p">|</span><span·class="w"> |
| 174 | ·························</span><span·class="p"·data-group-id=" | 174 | ·························</span><span·class="p"·data-group-id="3899495994-57">{</span><span·class="ss">note_store</span><span·class="p">,</span><span·class="w">···············</span><span·class="nf">note_store</span><span·class="p"·data-group-id="3899495994-58">(</span><span·class="p"·data-group-id="3899495994-58">)</[·...·truncated·by·diffoscope;·len:·46,·SHA:·a8a4afb0439ec4773f522aabbb94f682a99d40833b0b6b74784b6bf1448857dd·...·]-57">}</span><span·class="w">······</span><span·class="p">|</span><span·class="w"> |
| 175 | ·························</span><span·class="p"·data-group-id=" | 175 | ·························</span><span·class="p"·data-group-id="3899495994-59">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">···················</span><span·class="nf">manager_config</span><span·class="p"·data-group-id="3899495994-60">(</span><span·class="p"·data-group-id="3899495994-60"[·...·truncated·by·diffoscope;·len:·50,·SHA:·8a4a9d0eff5a03ab82e3361290b8e4767bfbdc5171f6fd29630f50035a5686e8·...·]-59">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 176 | ·························</span><span·class="p"·data-group-id=" | 176 | ·························</span><span·class="p"·data-group-id="3899495994-61">{</span><span·class="ss">inform_request_behaviour</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">manager_irb</span><span·class="p"·data-group-id="3899495994-62">(</span><span·class="p"·data-group-id="3899495994-62">)<[·...·truncated·by·diffoscope;·len:·47,·SHA:·f2c4fa20214905209d0d8d370144ae896c4b3a1175b53a0368b0c115a96bcef0·...·]-61">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> |
| 177 | ·························</span><span·class="p"·data-group-id=" | 177 | ·························</span><span·class="p"·data-group-id="3899495994-63">{</span><span·class="ss">mibs</span><span·class="p">,</span><span·class="w">·····················</span><span·class="nf">manager_mibs</span><span·class="p"·data-group-id="3899495994-64">(</span><span·class="p"·data-group-id="3899495994-64">)[·...·truncated·by·diffoscope;·len:·48,·SHA:·048fd74919ca79100c48e59f3e104c63df67ec81de45b9da5056cb1be3021d58·...·]-63">}</span><span·class="w">····</span><span·class="p">|</span><span·class="w"> |
| 178 | ·························</span><span·class="p"·data-group-id="4642448223-65">{</span><span·class="ss">priority</span><span·class="p">,</span><span·class="w">·················</span><span·class="nf">priority</span><span·class="p"·data-group-id="4642448223-66">(</span><span·class="p"·data-group-id="4642448223-66">)</span><span·class="p"·data-group-id="4642448223-65">}</span><span·class="w">········</span><span·class="p">|</span><span·class="w"> | ||
| 179 | ·························</span><span·class="p"·data-group-id=" | 178 | ·························</span><span·class="p"·data-group-id="3899495994-65">{</span><span·class="ss">priority</span><span·class="p">,</span><span·class="w">·················</span><span·class="nf">priority</span><span·class="p"·data-group-id="3899495994-66">(</span><span·class="p"·data-group-id="3899495994-66">)</sp[·...·truncated·by·diffoscope;·len:·80,·SHA:·12d3d327de8e58d01c9f49de1611f682927c86f277381f51731450631cbd02d3·...·]·</span><span·class="p">|</span><span·class="w"> |
| 179 | ·························</span><span·class="p"·data-group-id="3899495994-67">{</span><span·class="ss">audit_trail_log</span><span·class="p">,</span><span·class="w">··········</span><span·class="nf">audit_trail_log</span><span·class="p"·data-group-id="3899495994-68">(</span><span·class="p"·data-group-id="3899495994-68">)</span><span·class="p"·data-group-id="3899495994-67">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> | ||
| 180 | ·························</span><span·class="p"·data-group-id=" | 180 | ·························</span><span·class="p"·data-group-id="3899495994-69">{</span><span·class="ss">versions</span><span·class="p">,</span><span·class="w">·················</span><span·class="nf">versions</span><span·class="p"·data-group-id="3899495994-70">(</span><span·class="p"·data-group-id="3899495994-70">)</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·b53ea23eec97d0b1d053e2db8f526865016ac58582dbd232aa044683ad3ecf2f·...·]-69">}</span><span·class="w">········</span><span·class="p">|</span><span·class="w"> |
| 181 | ·························</span><span·class="p"·data-group-id=" | 181 | ·························</span><span·class="p"·data-group-id="3899495994-71">{</span><span·class="ss">def_user_mod</span><span·class="p">,</span><span·class="w">·············</span><span·class="nf">def_user_module</span><span·class="p"·data-group-id="3899495994-72">(</span><span·class="p"·data-group-id="3899495994-72">)</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 182 | ·························</span><span·class="p"·data-group-id=" | 182 | ·························</span><span·class="p"·data-group-id="3899495994-73">{</span><span·class="ss">def_user_data</span><span·class="p">,</span><span·class="w">············</span><span·class="nf">def_user_data</span><span·class="p"·data-group-id="3899495994-74">(</span><span·class="p"·data-group-id="3899495994-74">[·...·truncated·by·diffoscope;·len:·49,·SHA:·b296f6055e0cafe54fc193d3dfb96ec766a71f8d3b0cdb686515f84ea3c7333f·...·]-73">}</span></code></pre><p><a·href=""·id="agent_opts_and_types"></a></p><p>Agent·specific·config·options·and·types:</p><ul><li><p><strong><code·class="inline"·id="agent_type">agent_type()·=·master·|·sub·<optional></code></strong>·-·If·<code·class="inline">master</code>, |
| 183 | one·master·agent·is·started.·Otherwise,·no·agents·are·started.</p><p>Default·is·<code·class="inline">master</code>.</p></li><li><p><strong><code·class="inline"·id="agent_disco">agent_discovery()·=·[agent_discovery_opt()]·<optional></code></strong>·- | 183 | one·master·agent·is·started.·Otherwise,·no·agents·are·started.</p><p>Default·is·<code·class="inline">master</code>.</p></li><li><p><strong><code·class="inline"·id="agent_disco">agent_discovery()·=·[agent_discovery_opt()]·<optional></code></strong>·- |
| 184 | <code·class="inline">agent_discovery_opt()·=·{terminating,·agent_terminating_discovery_opts()}·|·{originating,·agent_originating_discovery_opts()}</code></p><p>The·<code·class="inline">terminating</code>·options·effects·discovery·initiated·by·a·manager.</p><p>The·<code·class="inline">originating</code>·options·effects·discovery·initiated·by·this·agent.</p><p>For·defaults·see·the·options·in·<code·class="inline">agent_discovery_opt()</code>.</p></li><li><p><strong><code·class="inline"·id="agent_term_disco_opts">agent_terminating_discovery_opts()·=·[agent_terminating_discovery_opt()]·<optional></code></strong>·- | 184 | <code·class="inline">agent_discovery_opt()·=·{terminating,·agent_terminating_discovery_opts()}·|·{originating,·agent_originating_discovery_opts()}</code></p><p>The·<code·class="inline">terminating</code>·options·effects·discovery·initiated·by·a·manager.</p><p>The·<code·class="inline">originating</code>·options·effects·discovery·initiated·by·this·agent.</p><p>For·defaults·see·the·options·in·<code·class="inline">agent_discovery_opt()</code>.</p></li><li><p><strong><code·class="inline"·id="agent_term_disco_opts">agent_terminating_discovery_opts()·=·[agent_terminating_discovery_opt()]·<optional></code></strong>·- |
| 185 | <code·class="inline">agent_terminating_discovery_opt()·=·{enable,·boolean()}·|·{stage2,·discovery·|·plain}·|·{trigger_username,·string()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">terminating</code>·in·this·agent·(i.e. | 185 | <code·class="inline">agent_terminating_discovery_opt()·=·{enable,·boolean()}·|·{stage2,·discovery·|·plain}·|·{trigger_username,·string()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">terminating</code>·in·this·agent·(i.e. |
| 186 | initiated·by·a·manager).</p><p>The·default·values·for·the·<code·class="inline">terminating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li><li>stage2:·<code·class="inline">discovery</code></li><li>trigger_username:·<code·class="inline">""</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_orig_disco_opts">agent_originating_discovery_opts()·=·[agent_originating_discovery_opt()]·<optional></code></strong>·- | 186 | initiated·by·a·manager).</p><p>The·default·values·for·the·<code·class="inline">terminating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li><li>stage2:·<code·class="inline">discovery</code></li><li>trigger_username:·<code·class="inline">""</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_orig_disco_opts">agent_originating_discovery_opts()·=·[agent_originating_discovery_opt()]·<optional></code></strong>·- |
| 187 | <code·class="inline">agent_originating_discovery_opt()·=·{enable,·boolean()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">originating</code>·in·this·agent.</p><p>The·default·values·for·the·<code·class="inline">originating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_mt">multi_threaded()·=·bool()·|·extended<optional></code></strong>·-·If·<code·class="inline">true</code> | 187 | <code·class="inline">agent_originating_discovery_opt()·=·{enable,·boolean()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">originating</code>·in·this·agent.</p><p>The·default·values·for·the·<code·class="inline">originating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_mt">multi_threaded()·=·bool()·|·extended<optional></code></strong>·-·If·<code·class="inline">true</code> |
| 188 | (or·<code·class="inline">extended</code>),·the·agent·is·multi-threaded,·with·one·thread·for·each·get | 188 | (or·<code·class="inline">extended</code>),·the·agent·is·multi-threaded,·with·one·thread·for·each·get |
| 189 | request.</p><p>The·value·<code·class="inline">extended</code>·means·that·a·special·'process'·is·also·created·intended | 189 | request.</p><p>The·value·<code·class="inline">extended</code>·means·that·a·special·'process'·is·also·created·intended |
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| 646 | ······<p·class="built-using"> | 646 | ······<p·class="built-using"> |
| 647 | ········Built·using | 647 | ········Built·using |
| 648 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 648 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 649 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 649 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 650 | ······</p> | 650 | ······</p> |
| 651 | <p>Copyright·©·1996-202 | 651 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 652 | ····</footer> | 652 | ····</footer> |
| 653 | ··</div> | 653 | ··</div> |
| 654 | </main> | 654 | </main> |
| 655 | </div> | 655 | </div> |
| 656 | <script> | 656 | <script> |
| 657 | ··function·mermaidLoaded()·{ | 657 | ··function·mermaidLoaded()·{ |
| 658 | ····mermaid.initialize({ | 658 | ····mermaid.initialize({ |
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| 364 | ······<p·class="built-using"> | 364 | ······<p·class="built-using"> |
| 365 | ········Built·using | 365 | ········Built·using |
| 366 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 366 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 367 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 367 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 368 | ······</p> | 368 | ······</p> |
| 369 | <p>Copyright·©·1996-202 | 369 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 370 | ····</footer> | 370 | ····</footer> |
| 371 | ··</div> | 371 | ··</div> |
| 372 | </main> | 372 | </main> |
| 373 | </div> | 373 | </div> |
| 374 | <script> | 374 | <script> |
| 375 | ··function·mermaidLoaded()·{ | 375 | ··function·mermaidLoaded()·{ |
| 376 | ····mermaid.initialize({ | 376 | ····mermaid.initialize({ |
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| 594 | ······<p·class="built-using"> | 594 | ······<p·class="built-using"> |
| 595 | ········Built·using | 595 | ········Built·using |
| 596 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 596 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 597 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 597 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 598 | ······</p> | 598 | ······</p> |
| 599 | <p>Copyright·©·1996-202 | 599 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 600 | ····</footer> | 600 | ····</footer> |
| 601 | ··</div> | 601 | ··</div> |
| 602 | </main> | 602 | </main> |
| 603 | </div> | 603 | </div> |
| 604 | <script> | 604 | <script> |
| 605 | ··function·mermaidLoaded()·{ | 605 | ··function·mermaidLoaded()·{ |
| 606 | ····mermaid.initialize({ | 606 | ····mermaid.initialize({ |
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| 158 | Mnesia·table·<code·class="inline">snmp_variables</code>·which·must·be·a·table·with·two·attributes·(not·a | 158 | Mnesia·table·<code·class="inline">snmp_variables</code>·which·must·be·a·table·with·two·attributes·(not·a |
| 159 | Mnesia·SNMP·table).·The·SNMP·tables·are·stored·in·Mnesia·tables·with·the·same | 159 | Mnesia·SNMP·table).·The·SNMP·tables·are·stored·in·Mnesia·tables·with·the·same |
| 160 | names·as·the·SNMP·tables.·All·functions·assume·that·a·Mnesia·table·exists·with | 160 | names·as·the·SNMP·tables.·All·functions·assume·that·a·Mnesia·table·exists·with |
| 161 | the·correct·name·and·attributes.·It·is·the·programmer's·responsibility·to·ensure | 161 | the·correct·name·and·attributes.·It·is·the·programmer's·responsibility·to·ensure |
| 162 | this.·Specifically,·if·variables·are·stored·in·Mnesia,·the·table | 162 | this.·Specifically,·if·variables·are·stored·in·Mnesia,·the·table |
| 163 | <code·class="inline">snmp_variables</code>·must·be·created·by·the·programmer.·The·record·definition·for | 163 | <code·class="inline">snmp_variables</code>·must·be·created·by·the·programmer.·The·record·definition·for |
| 164 | this·table·is·defined·in·the·file·<code·class="inline">snmp/include/snmp_types.hrl</code>.</p><p>If·an·instrumentation·function·in·the·association·file·for·a·variable·<code·class="inline">myVar</code> | 164 | this·table·is·defined·in·the·file·<code·class="inline">snmp/include/snmp_types.hrl</code>.</p><p>If·an·instrumentation·function·in·the·association·file·for·a·variable·<code·class="inline">myVar</code> |
| 165 | does·not·have·a·name·when·compiling·an·MIB,·the·compiler·generates·an·entry.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 165 | does·not·have·a·name·when·compiling·an·MIB,·the·compiler·generates·an·entry.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5829978018-1">{</span><span·class="ss">myVar</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5829978018-2">{</span><span·class="ss">snmp_generic</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">var[·...·truncated·by·diffoscope;·len:·1108,·SHA:·464e4824df816c947148aceebc8f0ca2a8f97bdfdc0203d7d2208b8d858771ac·...·]-4">}</span><span·class="p">}</span><span·class="p">.</span></code></pre><h2·id="module-example"·class="section-heading"> |
| 166 | ··<a·href="#module-example"·class="hover-link"> | 166 | ··<a·href="#module-example"·class="hover-link"> |
| 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 168 | ··</a> | 168 | ··</a> |
| 169 | ··<span·class="text">Example</span> | 169 | ··<span·class="text">Example</span> |
| 170 | </h2> | 170 | </h2> |
| 171 | <p>The·following·example·shows·an·implementation·of·a·table·which·is·stored·in | 171 | <p>The·following·example·shows·an·implementation·of·a·table·which·is·stored·in |
| 172 | Mnesia,·but·with·some·checks·performed·at·set-request·operations.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">myTable_func</span><span·class="p"·data-group-id=" | 172 | Mnesia,·but·with·some·checks·performed·at·set-request·operations.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">myTable_func</span><span·class="p"·data-group-id="8059737169-1">(</span><span·class="ss">new</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NameDb</span><span·class="p"·data-group-id="8059737169-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">···</span><span·class="c1">%·pass·unchanged</span><span·class="w"> |
| 173 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 173 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="8059737169-2">(</span><span·class="ss">new</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NameDb</span><span·class="p"·data-group-id="8059737169-2">)</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id=" | 174 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id="8059737169-3">(</span><span·class="ss">delete</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NameDb</span><span·class="p"·data-group-id="8059737169-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">···</span><span·class="c1">%·pass·unchanged</span><span·class="w"> |
| 175 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 175 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="8059737169-4">(</span><span·class="ss">delete</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NameDb</span><span·class="p"·data-group-id="8059737169-4">)</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="c1">%%·change·row</span><span·class="w"> | 176 | </span><span·class="c1">%%·change·row</span><span·class="w"> |
| 177 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id=" | 177 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id="8059737169-5">(</span><span·class="ss">is_set_ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·71,·SHA:·4d4a8fee3035f5a803f8e229b2afdc8cad766be21457fba0ffe9e5fbc2ef8a99·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 178 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 178 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="8059737169-6">(</span><span·class="ss">is_set_ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w"> |
| 179 | ·······························</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NameDb</span><span·class="p"·data-group-id=" | 179 | ·······························</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NameDb</span><span·class="p"·data-group-id="8059737169-6">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 180 | ····</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="p"·data-group-id="8059737169-7">{</span><span·class="ss">noError</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="8059737169-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ······</span><span·class="nc">myApplication</span><span·class="p">:</span><span·class="nf">is_set_ok</span><span·class="p"·data-group-id=" | 181 | ······</span><span·class="nc">myApplication</span><span·class="p">:</span><span·class="nf">is_set_ok</span><span·class="p"·data-group-id="8059737169-8">(</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="8059737169-8">)</span><span·class="p">;</span><span·class="w"> |
| 182 | ····</span><span·class="n">Err</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 182 | ····</span><span·class="n">Err</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ······</span><span·class="n">Err</span><span·class="w"> | 183 | ······</span><span·class="n">Err</span><span·class="w"> |
| 184 | ··</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 184 | ··</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 185 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id=" | 185 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id="8059737169-9">(</span><span·class="ss">set</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·65,·SHA:·863987386461eee83d83cd31f2e0e3833607b0f9fee4484a6609902e798c3c60·...·]-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 186 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 186 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="8059737169-10">(</span><span·class="ss">set</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w"> |
| 187 | ·······························</span><span·class="n">NameDb</span><span·class="p"·data-group-id=" | 187 | ·······························</span><span·class="n">NameDb</span><span·class="p"·data-group-id="8059737169-10">)</span><span·class="p">,</span><span·class="w"> |
| 188 | ····</span><span·class="p"·data-group-id=" | 188 | ····</span><span·class="p"·data-group-id="8059737169-11">{</span><span·class="ss">noError</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="8059737169-11">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 189 | ······</span><span·class="c1">%·Now·the·row·is·updated,·tell·the·application</span><span·class="w"> | 189 | ······</span><span·class="c1">%·Now·the·row·is·updated,·tell·the·application</span><span·class="w"> |
| 190 | ······</span><span·class="nc">myApplication</span><span·class="p">:</span><span·class="nf">update</span><span·class="p"·data-group-id=" | 190 | ······</span><span·class="nc">myApplication</span><span·class="p">:</span><span·class="nf">update</span><span·class="p"·data-group-id="8059737169-12">(</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="8059737169-12">)</span><span·class="p">;</span><span·class="w"> |
| 191 | ····</span><span·class="n">Err</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 191 | ····</span><span·class="n">Err</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 192 | ······</span><span·class="n">Err</span><span·class="w"> | 192 | ······</span><span·class="n">Err</span><span·class="w"> |
| 193 | ··</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 193 | ··</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 194 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id=" | 194 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id="8059737169-13">(</span><span·class="n">Op</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·64,·SHA:·010e4a86113d30824af6a4086cbb2469ad4bbfc4671aedcc5a3874e9946a7fba·...·]-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">···</span><span·class="c1">%·pass·unchanged</span><span·class="w"> |
| 195 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 195 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="8059737169-14">(</span><span·class="n">Op</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·993,·SHA:·71c2c80f584c353d1c8357ad7e33c2fb1ec97a145837054779302c30772e8b54·...·]-1">}</span><span·class="p">.</span></code></pre> |
| 196 | ····</section> | 196 | ····</section> |
| 197 | </div> | 197 | </div> |
| 198 | ··<section·id="summary"·class="details-list"> | 198 | ··<section·id="summary"·class="details-list"> |
| 199 | ····<h1·class="section-heading"> | 199 | ····<h1·class="section-heading"> |
| 200 | ······<a·class="hover-link"·href="#summary"> | 200 | ······<a·class="hover-link"·href="#summary"> |
| Offset 929, 15 lines modified | Offset 929, 15 lines modified | ||
| 929 | ······<p·class="built-using"> | 929 | ······<p·class="built-using"> |
| 930 | ········Built·using | 930 | ········Built·using |
| 931 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 931 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 932 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 932 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 933 | ······</p> | 933 | ······</p> |
| 934 | <p>Copyright·©·1996-202 | 934 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 935 | ····</footer> | 935 | ····</footer> |
| 936 | ··</div> | 936 | ··</div> |
| 937 | </main> | 937 | </main> |
| 938 | </div> | 938 | </div> |
| 939 | <script> | 939 | <script> |
| 940 | ··function·mermaidLoaded()·{ | 940 | ··function·mermaidLoaded()·{ |
| 941 | ····mermaid.initialize({ | 941 | ····mermaid.initialize({ |
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| 189 | ······<p·class="built-using"> | 189 | ······<p·class="built-using"> |
| 190 | ········Built·using | 190 | ········Built·using |
| 191 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 191 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 192 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 192 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 193 | ······</p> | 193 | ······</p> |
| 194 | <p>Copyright·©·1996-202 | 194 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 195 | ····</footer> | 195 | ····</footer> |
| 196 | ··</div> | 196 | ··</div> |
| 197 | </main> | 197 | </main> |
| 198 | </div> | 198 | </div> |
| 199 | <script> | 199 | <script> |
| 200 | ··function·mermaidLoaded()·{ | 200 | ··function·mermaidLoaded()·{ |
| 201 | ····mermaid.initialize({ | 201 | ····mermaid.initialize({ |
| Offset 131, 21 lines modified | Offset 131, 21 lines modified | ||
| 131 | <p>Abstract·Data·Type·for·SNMP·Indexing</p><p>The·module·<code·class="inline">snmp_index</code>·implements·an·Abstract·Data·Type·(ADT)·for·an·SNMP·index | 131 | <p>Abstract·Data·Type·for·SNMP·Indexing</p><p>The·module·<code·class="inline">snmp_index</code>·implements·an·Abstract·Data·Type·(ADT)·for·an·SNMP·index |
| 132 | structure·for·SNMP·tables.·It·is·implemented·as·an·ets·table·of·the·ordered_set | 132 | structure·for·SNMP·tables.·It·is·implemented·as·an·ets·table·of·the·ordered_set |
| 133 | data-type,·which·means·that·all·operations·are·O(log·n).·In·the·table,·the·key | 133 | data-type,·which·means·that·all·operations·are·O(log·n).·In·the·table,·the·key |
| 134 | is·an·ASN.1·OBJECT·IDENTIFIER.</p><p>This·index·is·used·to·separate·the·implementation·of·the·SNMP·ordering·from·the | 134 | is·an·ASN.1·OBJECT·IDENTIFIER.</p><p>This·index·is·used·to·separate·the·implementation·of·the·SNMP·ordering·from·the |
| 135 | actual·implementation·of·the·table.·The·SNMP·ordering,·that·is·implementation·of | 135 | actual·implementation·of·the·table.·The·SNMP·ordering,·that·is·implementation·of |
| 136 | GET·NEXT,·is·implemented·in·this·module.</p><p>For·example,·suppose·there·is·an·SNMP·table,·which·is·best·implemented·in·Erlang | 136 | GET·NEXT,·is·implemented·in·this·module.</p><p>For·example,·suppose·there·is·an·SNMP·table,·which·is·best·implemented·in·Erlang |
| 137 | as·one·process·per·SNMP·table·row.·Suppose·further·that·the·INDEX·in·the·SNMP | 137 | as·one·process·per·SNMP·table·row.·Suppose·further·that·the·INDEX·in·the·SNMP |
| 138 | table·is·an·OCTET·STRING.·The·index·structure·would·be·created·as·follows:</p><pre><code·class="text">snmp_index:new(string)</code></pre><p>For·each·new·process·we·create,·we·insert·an·item·in·an·<code·class="inline">snmp_index</code>·structure:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">new_process</span><span·class="p"·data-group-id=" | 138 | table·is·an·OCTET·STRING.·The·index·structure·would·be·created·as·follows:</p><pre><code·class="text">snmp_index:new(string)</code></pre><p>For·each·new·process·we·create,·we·insert·an·item·in·an·<code·class="inline">snmp_index</code>·structure:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">new_process</span><span·class="p"·data-group-id="3510125907-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SnmpIndex</span><span·class="p"·data-group-id="3510125907-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ··</span><span·class="n">Pid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_process</span><span·class="p"·data-group-id=" | 139 | ··</span><span·class="n">Pid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_process</span><span·class="p"·data-group-id="3510125907-2">(</span><span·class="p"·data-group-id="3510125907-2">)</span><span·class="p">,</span><span·class="w"> |
| 140 | ··</span><span·class="n">NewSnmpIndex</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 140 | ··</span><span·class="n">NewSnmpIndex</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 141 | ····</span><span·class="nc">snmp_index</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id=" | 141 | ····</span><span·class="nc">snmp_index</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="3510125907-3">(</span><span·class="n">SnmpIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="3510125907-3">)</span><span·class="p">,</span><span·class="w"> |
| 142 | ··</span><span·class="o"><</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="o">></span></code></pre><p>With·this·structure,·we·can·now·map·an·OBJECT·IDENTIFIER·in·e.g.·a·GET·NEXT | 142 | ··</span><span·class="o"><</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="o">></span></code></pre><p>With·this·structure,·we·can·now·map·an·OBJECT·IDENTIFIER·in·e.g.·a·GET·NEXT |
| 143 | request,·to·the·correct·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">get_next_pid</span><span·class="p"·data-group-id=" | 143 | request,·to·the·correct·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">get_next_pid</span><span·class="p"·data-group-id="9290082535-1">(</span><span·class="n">Oid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SnmpIndex</span><span·class="p"·data-group-id="9290082535-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 144 | ··</span><span·class="p"·data-group-id=" | 144 | ··</span><span·class="p"·data-group-id="9290082535-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9290082535-3">{</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·cla[·...·truncated·by·diffoscope;·len:·459,·SHA:·73862bbf127f330346161625cc607d708aa430cfd9bcf7bd47fbc6c486a4969a·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 145 | ··</span><span·class="n">Pid</span><span·class="p">.</span></code></pre><h2·id="module-warnings"·class="section-heading"> | 145 | ··</span><span·class="n">Pid</span><span·class="p">.</span></code></pre><h2·id="module-warnings"·class="section-heading"> |
| 146 | ··<a·href="#module-warnings"·class="hover-link"> | 146 | ··<a·href="#module-warnings"·class="hover-link"> |
| 147 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 147 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 148 | ··</a> | 148 | ··</a> |
| 149 | ··<span·class="text">Warnings</span> | 149 | ··<span·class="text">Warnings</span> |
| 150 | </h2> | 150 | </h2> |
| 151 | <section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p><a·href=""·id="1"></a>·All·API·functions·that·update·the·index·return·a·<code·class="inline">NewIndex</code>·term. | 151 | <section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p><a·href=""·id="1"></a>·All·API·functions·that·update·the·index·return·a·<code·class="inline">NewIndex</code>·term. |
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| 763 | ······<p·class="built-using"> | 763 | ······<p·class="built-using"> |
| 764 | ········Built·using | 764 | ········Built·using |
| 765 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 765 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 766 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 766 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 767 | ······</p> | 767 | ······</p> |
| 768 | <p>Copyright·©·1996-202 | 768 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 769 | ····</footer> | 769 | ····</footer> |
| 770 | ··</div> | 770 | ··</div> |
| 771 | </main> | 771 | </main> |
| 772 | </div> | 772 | </div> |
| 773 | <script> | 773 | <script> |
| 774 | ··function·mermaidLoaded()·{ | 774 | ··function·mermaidLoaded()·{ |
| 775 | ····mermaid.initialize({ | 775 | ····mermaid.initialize({ |
| Offset 210, 17 lines modified | Offset 210, 17 lines modified | ||
| 210 | accessible),·and·the·table·has·three·rows.·The·instrumentation·function·for·this | 210 | accessible),·and·the·table·has·three·rows.·The·instrumentation·function·for·this |
| 211 | table·is·called·<code·class="inline">my_table</code>.</p><p><a·href=""·id="getnext1"></a></p><p><img·src="assets/getnext1.gif"·alt="Contents·of·my_table"·title="Contents·of·my_table"/></p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>N/A·means·not·accessible.</p></section><p>The·manager·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry.3.1.1, | 211 | table·is·called·<code·class="inline">my_table</code>.</p><p><a·href=""·id="getnext1"></a></p><p><img·src="assets/getnext1.gif"·alt="Contents·of·my_table"·title="Contents·of·my_table"/></p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>N/A·means·not·accessible.</p></section><p>The·manager·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry.3.1.1, |
| 212 | ·········myTable.myTableEntry.5.1.1·}</code></pre><p>Since·both·operations·involve·the·1.1·index,·this·is·transformed·into·one·call | 212 | ·········myTable.myTableEntry.5.1.1·}</code></pre><p>Since·both·operations·involve·the·1.1·index,·this·is·transformed·into·one·call |
| 213 | to·<code·class="inline">my_table</code>:</p><pre><code·class="text">my_table(get_next,·[1,·1],·[3,·5])</code></pre><p>In·this·call,·<code·class="inline">[1,·1]</code>·is·the·<code·class="inline">RowIndex</code>,·where·key·1·has·value·1,·and·key·2·has | 213 | to·<code·class="inline">my_table</code>:</p><pre><code·class="text">my_table(get_next,·[1,·1],·[3,·5])</code></pre><p>In·this·call,·<code·class="inline">[1,·1]</code>·is·the·<code·class="inline">RowIndex</code>,·where·key·1·has·value·1,·and·key·2·has |
| 214 | value·1,·and·<code·class="inline">[3,·5]</code>·is·the·list·of·requested·columns.·The·function·should·now | 214 | value·1,·and·<code·class="inline">[3,·5]</code>·is·the·list·of·requested·columns.·The·function·should·now |
| 215 | return·the·lexicographically·next·elements:</p><pre><code·class="text">[{[3,·1,·2],·d},·{[5,·1,·2],·f}]</code></pre><p>This·is·illustrated·in·the·following·table:</p><p><a·href=""·id="getnext2"></a></p><p><img·src="assets/getnext2.gif"·alt="GetNext·from·[3,1,1]·and·[5,1,1]."·title="GetNext·from·[3,1,1]·and·[5,1,1]."/></p><p>The·manager·now·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry.3.2.1, | 215 | return·the·lexicographically·next·elements:</p><pre><code·class="text">[{[3,·1,·2],·d},·{[5,·1,·2],·f}]</code></pre><p>This·is·illustrated·in·the·following·table:</p><p><a·href=""·id="getnext2"></a></p><p><img·src="assets/getnext2.gif"·alt="GetNext·from·[3,1,1]·and·[5,1,1]."·title="GetNext·from·[3,1,1]·and·[5,1,1]."/></p><p>The·manager·now·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry.3.2.1, |
| 216 | ·········myTable.myTableEntry.5.2.1·}</code></pre><p>This·is·transformed·into·one·call·to·<code·class="inline">my_table</code>:</p><pre><code·class="text">my_table(get_next,·[2,·1],·[3,·5])</code></pre><p>The·function·should·now·return:</p><pre><code·class="text">[{[4,·1,·1],·b},·endOfTable]</code></pre><p>This·is·illustrated·in·the·following·table:</p><p><a·href=""·id="getnext3"></a></p><p><img·src="assets/getnext3.gif"·alt="GetNext·from·[3,2,1]·and·[5,2,1]."·title="GetNext·from·[3,2,1]·and·[5,2,1]."/></p><p>The·manager·now·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry.3.1.2, | 216 | ·········myTable.myTableEntry.5.2.1·}</code></pre><p>This·is·transformed·into·one·call·to·<code·class="inline">my_table</code>:</p><pre><code·class="text">my_table(get_next,·[2,·1],·[3,·5])</code></pre><p>The·function·should·now·return:</p><pre><code·class="text">[{[4,·1,·1],·b},·endOfTable]</code></pre><p>This·is·illustrated·in·the·following·table:</p><p><a·href=""·id="getnext3"></a></p><p><img·src="assets/getnext3.gif"·alt="GetNext·from·[3,2,1]·and·[5,2,1]."·title="GetNext·from·[3,2,1]·and·[5,2,1]."/></p><p>The·manager·now·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry.3.1.2, |
| 217 | ·········myTable.myTableEntry.4.1.2·}</code></pre><p>This·will·be·transform·into·one·call·to·<code·class="inline">my_table</code>:</p><pre><code·class="text">my_table(get_next,·[1,·2],·[3,·4])</code></pre><p>The·function·should·now·return:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6571898042-1">[</span><span·class="p"·data-group-id="6571898042-2">{</span><span·class="p"·data-group-id="6571898042-3">[</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="6571898042-3">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">g</span><span·class="p"·data-group-id="6571898042-2">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6571898042-4">{</span><span·class="p"·data-group-id="6571898042-5">[</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="6571898042-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c</span><span·class="p"·data-group-id="6571898042-4">}</span><span·class="p"·data-group-id="6571898042-1">]</span></code></pre><p>This·is·illustrated·in·the·following·table:</p><p><a·href=""·id="getnext4"></a></p><p><img·src="assets/getnext4.gif"·alt="GetNext·from·[3,1,2]·and·[4,1,2]."·title="GetNext·from·[3,1,2]·and·[4,1,2]."/></p><p>The·manager·now·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry, | ||
| 218 | ·········myTable.myTableEntry.1.3.2·}</code></pre><p>This·will·be·transform·into·two·calls·to·<code·class="inline">my_table</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_table</span><span·class="p"·data-group-id="3678494141-1">(</span><span·class="ss">get_next</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3678494141-2">[</span><span·class="p"·data-group-id="3678494141-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3678494141-3">[</span><span·class="mi">0</span><span·class="p"·data-group-id="3678494141-3">]</span><span·class="p"·data-group-id="3678494141-1">)</span><span·class="w">·</span><span·class="ow">and</span><span·class="w"> | ||
| 219 | 217 | ·········myTable.myTableEntry.4.1.2·}</code></pre><p>This·will·be·transform·into·one·call·to·<code·class="inline">my_table</code>:</p><pre><code·class="text">my_table(get_next,·[1,·2],·[3,·4])</code></pre><p>The·function·should·now·return:</p><pre><code·cl[·...·truncated·by·diffoscope;·len:·1463,·SHA:·437d6889e1a390561fe6f7242e884d65ee3f395895048e8196f8760ff69edc88·...·] | |
| 218 | ·········myTable.myTableEntry.1.3.2·}</code></pre><p>This·will·be·transform·into·two·calls·to·<code·class="inline">my_table</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_table</span><span·class="p"·data-group-id="5180942960-1">(</span><span·class="ss">get_next</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5180942960-2">[</span><span·class="p"·data-group-id="5180942960-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5180942960-3">[</span><span·class="mi">0</span><span·class="p"·data-group-id="5180942960-3">]</span><span·class="p"·data-group-id="5180942960-1">)</span><span·class="w">·</span><span·class="ow">and</span><span·class="w"> | ||
| 219 | </span><span·class="nf">my_table</span><span·class="p"·data-group-id="5180942960-4">(</span><span·class="ss">get_next</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5180942960-5">[</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="5180942960-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5180942960-6">[</span><span·class="mi">1</span><span·class="p"·data-group-id="5180942960-6">]</span><span·class="p"·data-group-id="5180942960-4">)</span></code></pre><p>The·function·should·now·return:</p><pre><code·class="text">[{[3,·1,·1],·a}]·and | ||
| 220 | [{[3,·1,·1],·a}]</code></pre><p>In·both·cases,·the·first·accessible·element·in·the·table·should·be·returned.·As | 220 | [{[3,·1,·1],·a}]</code></pre><p>In·both·cases,·the·first·accessible·element·in·the·table·should·be·returned.·As |
| 221 | the·key·columns·are·not·accessible,·this·means·that·the·third·column·is·the | 221 | the·key·columns·are·not·accessible,·this·means·that·the·third·column·is·the |
| 222 | first·row.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Normally,·the·functions·described·above·behave·exactly·as·shown,·but·they·are | 222 | first·row.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Normally,·the·functions·described·above·behave·exactly·as·shown,·but·they·are |
| 223 | free·to·perform·other·actions.·For·example,·a·get-request·may·have·side | 223 | free·to·perform·other·actions.·For·example,·a·get-request·may·have·side |
| 224 | effects·such·as·setting·some·other·variable,·perhaps·a·global·<code·class="inline">lastAccessed</code> | 224 | effects·such·as·setting·some·other·variable,·perhaps·a·global·<code·class="inline">lastAccessed</code> |
| 225 | variable.</p></section><h2·id="using-the-extraargument"·class="section-heading"> | 225 | variable.</p></section><h2·id="using-the-extraargument"·class="section-heading"> |
| 226 | ··<a·href="#using-the-extraargument"·class="hover-link"> | 226 | ··<a·href="#using-the-extraargument"·class="hover-link"> |
| Offset 229, 25 lines modified | Offset 229, 25 lines modified | ||
| 229 | ··<span·class="text">Using·the·ExtraArgument</span> | 229 | ··<span·class="text">Using·the·ExtraArgument</span> |
| 230 | </h2> | 230 | </h2> |
| 231 | <p>The·<code·class="inline">ListOfExtraArguments</code>·can·be·used·to·write·generic·functions.·This·list·is | 231 | <p>The·<code·class="inline">ListOfExtraArguments</code>·can·be·used·to·write·generic·functions.·This·list·is |
| 232 | appended·to·the·standard·arguments·for·each·function.·Consider·two·read-only | 232 | appended·to·the·standard·arguments·for·each·function.·Consider·two·read-only |
| 233 | variables·for·a·device,·<code·class="inline">ipAdr</code>·and·<code·class="inline">name</code>·with·object·identifiers·1.1.23.4·and | 233 | variables·for·a·device,·<code·class="inline">ipAdr</code>·and·<code·class="inline">name</code>·with·object·identifiers·1.1.23.4·and |
| 234 | 1.1.7·respectively.·To·access·these·variables,·one·could·implement·the·two | 234 | 1.1.7·respectively.·To·access·these·variables,·one·could·implement·the·two |
| 235 | Erlang·functions·<code·class="inline">ip_access</code>·and·<code·class="inline">name_access</code>,·which·will·be·in·the·MIB.·The | 235 | Erlang·functions·<code·class="inline">ip_access</code>·and·<code·class="inline">name_access</code>,·which·will·be·in·the·MIB.·The |
| 236 | functions·could·be·specified·in·a·text·file·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 236 | functions·could·be·specified·in·a·text·file·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8987256761-1">{</span><span·class="ss">ipAdr</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8987256761-2">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ip_acc[·...·truncated·by·diffoscope;·len:·258,·SHA:·f4a00f5dd7eb88494556e61997a772061ff41b5270ef7976ae80702084340743·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 237 | </span><span·class="c1">%·Or·using·the·oid·syntax·for·'name'</span><span·class="w"> | 237 | </span><span·class="c1">%·Or·using·the·oid·syntax·for·'name'</span><span·class="w"> |
| 238 | </span><span·class="p"·data-group-id=" | 238 | </span><span·class="p"·data-group-id="8987256761-4">{</span><span·class="p"·data-group-id="8987256761-5">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="8987256761-5">]</span><span[·...·truncated·by·diffoscope;·len:·460,·SHA:·6b3a0944008de787744b6e1c880405adfc130188b3a20a37d8bf42d81dfd75f7·...·]-4">}</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">ExtraArgument</code>·parameter·is·the·empty·list.·For·example,·when·the·agent |
| 239 | receives·a·get-request·for·the·<code·class="inline">ipAdr</code>·variable,·a·call·will·be·made·to | 239 | receives·a·get-request·for·the·<code·class="inline">ipAdr</code>·variable,·a·call·will·be·made·to |
| 240 | <code·class="inline">ip_access(get)</code>.·The·value·returned·by·this·function·is·the·answer·to·the | 240 | <code·class="inline">ip_access(get)</code>.·The·value·returned·by·this·function·is·the·answer·to·the |
| 241 | get-request.</p><p>If·<code·class="inline">ip_access</code>·and·<code·class="inline">name_access</code>·are·implemented·similarly,·we·could·write·a | 241 | get-request.</p><p>If·<code·class="inline">ip_access</code>·and·<code·class="inline">name_access</code>·are·implemented·similarly,·we·could·write·a |
| 242 | <code·class="inline">generic_access</code>·function·using·the·<code·class="inline">ListOfExtraArguments</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="91 | 242 | <code·class="inline">generic_access</code>·function·using·the·<code·class="inline">ListOfExtraArguments</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1391734519-1">{</span><span·class="ss">ipAdr</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1391734519-2">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">generi[·...·truncated·by·diffoscope;·len:·302,·SHA:·4f9d2d0c7f49bce715a1ac0483acccfad6bf44bf6bb8979aab5ab28afc40be86·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="c1">%·The·mnemonic·'name'·is·more·convenient·than·1.1.7</span><span·class="w"> | 243 | </span><span·class="c1">%·The·mnemonic·'name'·is·more·convenient·than·1.1.7</span><span·class="w"> |
| 244 | </span><span·class="p"·data-group-id="91 | 244 | </span><span·class="p"·data-group-id="1391734519-4">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1391734519-5">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">generic[·...·truncated·by·diffoscope;·len:·300,·SHA:·6e266b4bc37be756cf4280c45d1199a32a60998785be421306abd78bb78baaa1·...·]-4">}</span><span·class="p">.</span></code></pre><p>When·the·agent·receives·the·same·get-request·as·above,·a·call·will·be·made·to |
| 245 | <code·class="inline">generic_access(get,</code>'<code·class="inline">IPADR')</code>.</p><p>Yet·another·possibility,·closer·to·the·hardware,·could·be:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 245 | <code·class="inline">generic_access(get,</code>'<code·class="inline">IPADR')</code>.</p><p>Yet·another·possibility,·closer·to·the·hardware,·could·be:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9816253543-1">{</span><span·class="ss">ipAdr</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9816253543-2">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">generi[·...·truncated·by·diffoscope;·len:·294,·SHA:·d98c16db84978bf3d6c803c79500219e0aad0e39cc08d891e0b7dc4c971aef39·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 246 | </span><span·class="p"·data-group-id=" | 246 | </span><span·class="p"·data-group-id="9816253543-4">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9816253543-5">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">generic[·...·truncated·by·diffoscope;·len:·293,·SHA:·45fac765e4f1aee96c881438338059415d4e999e8fc4ed267938f9aafdcf108d·...·]-4">}</span><span·class="p">.</span></code></pre><h2·id="default-instrumentation"·class="section-heading"> |
| 247 | ··<a·href="#default-instrumentation"·class="hover-link"> | 247 | ··<a·href="#default-instrumentation"·class="hover-link"> |
| 248 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 248 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 249 | ··</a> | 249 | ··</a> |
| 250 | ··<span·class="text">Default·Instrumentation</span> | 250 | ··<span·class="text">Default·Instrumentation</span> |
| 251 | </h2> | 251 | </h2> |
| 252 | <p><a·href=""·id="snmp_3"></a></p><p>When·the·MIB·definition·work·is·finished,·there·are·two·major·issues·left.</p><ul><li>Implementing·the·MIB</li><li>Implementing·a·Manager·Application.</li></ul><p>Implementing·an·MIB·can·be·a·tedious·task.·Most·probably,·there·is·a·need·to | 252 | <p><a·href=""·id="snmp_3"></a></p><p>When·the·MIB·definition·work·is·finished,·there·are·two·major·issues·left.</p><ul><li>Implementing·the·MIB</li><li>Implementing·a·Manager·Application.</li></ul><p>Implementing·an·MIB·can·be·a·tedious·task.·Most·probably,·there·is·a·need·to |
| 253 | test·the·agent·before·all·tables·and·variables·are·implemented.·In·this·case, | 253 | test·the·agent·before·all·tables·and·variables·are·implemented.·In·this·case, |
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| 345 | ······<p·class="built-using"> | 345 | ······<p·class="built-using"> |
| 346 | ········Built·using | 346 | ········Built·using |
| 347 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 347 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 348 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 348 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 349 | ······</p> | 349 | ······</p> |
| 350 | <p>Copyright·©·1996-202 | 350 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 351 | ····</footer> | 351 | ····</footer> |
| 352 | ··</div> | 352 | ··</div> |
| 353 | </main> | 353 | </main> |
| 354 | </div> | 354 | </div> |
| 355 | <script> | 355 | <script> |
| 356 | ··function·mermaidLoaded()·{ | 356 | ··function·mermaidLoaded()·{ |
| 357 | ····mermaid.initialize({ | 357 | ····mermaid.initialize({ |
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| 253 | ······<p·class="built-using"> | 253 | ······<p·class="built-using"> |
| 254 | ········Built·using | 254 | ········Built·using |
| 255 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 255 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 256 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 256 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 257 | ······</p> | 257 | ······</p> |
| 258 | <p>Copyright·©·1996-202 | 258 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 259 | ····</footer> | 259 | ····</footer> |
| 260 | ··</div> | 260 | ··</div> |
| 261 | </main> | 261 | </main> |
| 262 | </div> | 262 | </div> |
| 263 | <script> | 263 | <script> |
| 264 | ··function·mermaidLoaded()·{ | 264 | ··function·mermaidLoaded()·{ |
| 265 | ····mermaid.initialize({ | 265 | ····mermaid.initialize({ |
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| 145 | and·<code·class="inline">IpPort</code>·is·an·integer.</p><p>When·<code·class="inline">Addr</code>·does·not·contain·a·port·number,·the·value·of·<code·class="inline">port</code>·is·used.</p><p>When·a·<code·class="inline">Addr</code>·is·not·specified·i.e·by·using·only·a·<code·class="inline">Domain</code>·atom,·the | 145 | and·<code·class="inline">IpPort</code>·is·an·integer.</p><p>When·<code·class="inline">Addr</code>·does·not·contain·a·port·number,·the·value·of·<code·class="inline">port</code>·is·used.</p><p>When·a·<code·class="inline">Addr</code>·is·not·specified·i.e·by·using·only·a·<code·class="inline">Domain</code>·atom,·the |
| 146 | host's·name·is·resolved·to·find·the·IP·address,·and·the·value·of·<code·class="inline">port</code>·is | 146 | host's·name·is·resolved·to·find·the·IP·address,·and·the·value·of·<code·class="inline">port</code>·is |
| 147 | used.</p></li></ul></li><li><p><code·class="inline">port</code>·-·which·defines·which·UDP·port·the·manager·uses·for·communicating | 147 | used.</p></li></ul></li><li><p><code·class="inline">port</code>·-·which·defines·which·UDP·port·the·manager·uses·for·communicating |
| 148 | with·agents.·<em>Mandatory</em>·if·<code·class="inline">transports</code>·does·not·define·a·port·number·for | 148 | with·agents.·<em>Mandatory</em>·if·<code·class="inline">transports</code>·does·not·define·a·port·number·for |
| 149 | every·transport.</p></li><li><p><code·class="inline">engine_id</code>·-·The·<code·class="inline">SnmpEngineID</code>·as·defined·in·SNMP-FRAMEWORK-MIB. | 149 | every·transport.</p></li><li><p><code·class="inline">engine_id</code>·-·The·<code·class="inline">SnmpEngineID</code>·as·defined·in·SNMP-FRAMEWORK-MIB. |
| 150 | <em>Mandatory</em>.</p></li><li><p><code·class="inline">max_message_size</code>·-·The·<code·class="inline">snmpEngineMaxMessageSize</code>·as·defined·in | 150 | <em>Mandatory</em>.</p></li><li><p><code·class="inline">max_message_size</code>·-·The·<code·class="inline">snmpEngineMaxMessageSize</code>·as·defined·in |
| 151 | SNMP-FRAMEWORK-MIB.·<em>Mandatory</em>.</p></li></ul></li><li><p><code·class="inline">Value</code>·is·the·value·for·the·variable.</p></li></ul><p>The·legacy·and·intermediate·variables·<code·class="inline">address</code>·and·<code·class="inline">domain</code>·are·still·supported | 151 | SNMP-FRAMEWORK-MIB.·<em>Mandatory</em>.</p></li></ul></li><li><p><code·class="inline">Value</code>·is·the·value·for·the·variable.</p></li></ul><p>The·legacy·and·intermediate·variables·<code·class="inline">address</code>·and·<code·class="inline">domain</code>·are·still·supported |
| 152 | so·old·configurations·will·work.</p><p>The·following·example·shows·a·<code·class="inline">manager.conf</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 152 | so·old·configurations·will·work.</p><p>The·following·example·shows·a·<code·class="inline">manager.conf</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1449147896-1">{</span><span·class="ss">transports</span><span·class="p">,</span><span·class="w">·······</span><span·class="p"·data-group-id="1449147896-2">[</span><span·class="p"·data-group-id="1449147896-3">{</span><span·class="ss">transportDomainUdpIpv4<[·...·truncated·by·diffoscope;·len:·561,·SHA:·338cf80eadc6451d7d967a49fa992ce13d980ab2f81df5e972b9e2ba5de57527·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ····················</span><span·class="p"·data-group-id=" | 153 | ····················</span><span·class="p"·data-group-id="1449147896-6">{</span><span·class="ss">transportDomainUdpIpv6</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1449147896-7">{</span><span·class="p"·data-group-id="1449147896-8">{</span><span·class="mi">0</span><span·cla[·...·truncated·by·diffoscope;·len:·663,·SHA:·74d6fcea150984fc0d5dfd2dfcec448486fe405ce0d7dd0afb84429ebb41ac51·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="p"·data-group-id=" | 154 | </span><span·class="p"·data-group-id="1449147896-9">{</span><span·class="ss">engine_id</span><span·class="p">,</span><span·class="w">········</span><span·class="s">"mgrEngine"</span><span·class="p"·data-group-id="1449147896-9">}</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="p"·data-group-id=" | 155 | </span><span·class="p"·data-group-id="1449147896-10">{</span><span·class="ss">max_message_size</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">484</span><span·class="p"·data-group-id="1449147896-10">}</span><span·class="p">.</span></code></pre><p>The·value·of·<code·class="inline">engine_id</code>·is·a·string,·which·should·have·a·very·specific |
| 156 | structure.·See·RFC·2271/2571·for·details.</p><h2·id="users"·class="section-heading"> | 156 | structure.·See·RFC·2271/2571·for·details.</p><h2·id="users"·class="section-heading"> |
| 157 | ··<a·href="#users"·class="hover-link"> | 157 | ··<a·href="#users"·class="hover-link"> |
| 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 159 | ··</a> | 159 | ··</a> |
| 160 | ··<span·class="text">Users</span> | 160 | ··<span·class="text">Users</span> |
| 161 | </h2> | 161 | </h2> |
| 162 | <p>For·each·<em>manager·user</em>,·the·manager·needs·some·information.·This·information·is | 162 | <p>For·each·<em>manager·user</em>,·the·manager·needs·some·information.·This·information·is |
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| 243 | ······<p·class="built-using"> | 243 | ······<p·class="built-using"> |
| 244 | ········Built·using | 244 | ········Built·using |
| 245 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 245 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 246 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 246 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 247 | ······</p> | 247 | ······</p> |
| 248 | <p>Copyright·©·1996-202 | 248 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 249 | ····</footer> | 249 | ····</footer> |
| 250 | ··</div> | 250 | ··</div> |
| 251 | </main> | 251 | </main> |
| 252 | </div> | 252 | </div> |
| 253 | <script> | 253 | <script> |
| 254 | ··function·mermaidLoaded()·{ | 254 | ··function·mermaidLoaded()·{ |
| 255 | ····mermaid.initialize({ | 255 | ····mermaid.initialize({ |
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| 209 | ······<p·class="built-using"> | 209 | ······<p·class="built-using"> |
| 210 | ········Built·using | 210 | ········Built·using |
| 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 213 | ······</p> | 213 | ······</p> |
| 214 | <p>Copyright·©·1996-202 | 214 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 215 | ····</footer> | 215 | ····</footer> |
| 216 | ··</div> | 216 | ··</div> |
| 217 | </main> | 217 | </main> |
| 218 | </div> | 218 | </div> |
| 219 | <script> | 219 | <script> |
| 220 | ··function·mermaidLoaded()·{ | 220 | ··function·mermaidLoaded()·{ |
| 221 | ····mermaid.initialize({ | 221 | ····mermaid.initialize({ |
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| 251 | ······<p·class="built-using"> | 251 | ······<p·class="built-using"> |
| 252 | ········Built·using | 252 | ········Built·using |
| 253 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 253 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 254 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 254 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 255 | ······</p> | 255 | ······</p> |
| 256 | <p>Copyright·©·1996-202 | 256 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 257 | ····</footer> | 257 | ····</footer> |
| 258 | ··</div> | 258 | ··</div> |
| 259 | </main> | 259 | </main> |
| 260 | </div> | 260 | </div> |
| 261 | <script> | 261 | <script> |
| 262 | ··function·mermaidLoaded()·{ | 262 | ··function·mermaidLoaded()·{ |
| 263 | ····mermaid.initialize({ | 263 | ····mermaid.initialize({ |
| Offset 137, 30 lines modified | Offset 137, 30 lines modified | ||
| 137 | before·it·will·be·compiled.·This·text·file·must·have·the·same·name·as·the·MIB, | 137 | before·it·will·be·compiled.·This·text·file·must·have·the·same·name·as·the·MIB, |
| 138 | but·with·the·suffix·<code·class="inline">.mib</code>.·This·is·necessary·for·handling·the·<code·class="inline">IMPORT</code> | 138 | but·with·the·suffix·<code·class="inline">.mib</code>.·This·is·necessary·for·handling·the·<code·class="inline">IMPORT</code> |
| 139 | statement.</p><p>The·association·file,·which·contains·the·names·of·instrumentation·functions·for | 139 | statement.</p><p>The·association·file,·which·contains·the·names·of·instrumentation·functions·for |
| 140 | the·MIB,·should·have·the·suffix·<code·class="inline">.funcs</code>.·If·the·compiler·does·not·find·the | 140 | the·MIB,·should·have·the·suffix·<code·class="inline">.funcs</code>.·If·the·compiler·does·not·find·the |
| 141 | association·file,·it·gives·a·warning·message·and·uses·default·instrumentation | 141 | association·file,·it·gives·a·warning·message·and·uses·default·instrumentation |
| 142 | functions.·(See·<a·href="snmp_instr_functions.html#snmp_3">Default·Instrumentation</a>·for | 142 | functions.·(See·<a·href="snmp_instr_functions.html#snmp_3">Default·Instrumentation</a>·for |
| 143 | more·details).</p><p>The·MIB·compiler·is·started·with·a·call·to·<code·class="inline">snmpc:compile(<mibname>).</code>·For | 143 | more·details).</p><p>The·MIB·compiler·is·started·with·a·call·to·<code·class="inline">snmpc:compile(<mibname>).</code>·For |
| 144 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id=" | 144 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="9502437997-1">(</span><span·class="s">"RFC1213-MIB"</span><span·class="p"·data-group-id="9502437997-1">)</span><span·class="p">.</span></code></pre><p>The·output·is·a·new·file·which·is·called·<code·class="inline"><mibname>.bin</code>.</p><p>The·MIB·compiler·understands·both·SMIv1·and·SMIv2·MIBs.·It·uses·the |
| 145 | MODULE-IDENTITY·statement·to·determinate·if·the·MIB·is·written·in·SMI·version·1 | 145 | MODULE-IDENTITY·statement·to·determinate·if·the·MIB·is·written·in·SMI·version·1 |
| 146 | or·2.</p><h2·id="importing-mibs"·class="section-heading"> | 146 | or·2.</p><h2·id="importing-mibs"·class="section-heading"> |
| 147 | ··<a·href="#importing-mibs"·class="hover-link"> | 147 | ··<a·href="#importing-mibs"·class="hover-link"> |
| 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 149 | ··</a> | 149 | ··</a> |
| 150 | ··<span·class="text">Importing·MIBs</span> | 150 | ··<span·class="text">Importing·MIBs</span> |
| 151 | </h2> | 151 | </h2> |
| 152 | <p>The·compiler·handles·the·<code·class="inline">IMPORT</code>·statement.·It·is·important·to·import·the | 152 | <p>The·compiler·handles·the·<code·class="inline">IMPORT</code>·statement.·It·is·important·to·import·the |
| 153 | compiled·file·and·not·the·ASN.1·(source)·file.·A·MIB·must·be·recompiled·to·make | 153 | compiled·file·and·not·the·ASN.1·(source)·file.·A·MIB·must·be·recompiled·to·make |
| 154 | changes·visible·to·other·MIBs·importing·it.</p><p>The·compiled·files·of·the·imported·MIBs·must·be·present·in·the·current | 154 | changes·visible·to·other·MIBs·importing·it.</p><p>The·compiled·files·of·the·imported·MIBs·must·be·present·in·the·current |
| 155 | directory,·or·a·directory·in·the·current·path.·The·path·is·supplied·with·the | 155 | directory,·or·a·directory·in·the·current·path.·The·path·is·supplied·with·the |
| 156 | <code·class="inline">{i,·Path}</code>·option,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id=" | 156 | <code·class="inline">{i,·Path}</code>·option,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="0587509668-1">(</span><span·class="s">"MY-MIB"</span><span·class="p">,</span><span·class="w"> |
| 157 | ·······</span><span·class="p"·data-group-id=" | 157 | ·······</span><span·class="p"·data-group-id="0587509668-2">[</span><span·class="p"·data-group-id="0587509668-3">{</span><span·class="ss">i</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0587509668-4">[</span><span·class="s">"friend_mibs/"</span><span·cl[·...·truncated·by·diffoscope;·len:·292,·SHA:·009476f5d41dd8ce0f96faa1e11716ca0722a5044e26d7541ca2f22dc25b6a83·...·]-1">)</span><span·class="p">.</span></code></pre><p>It·is·also·possible·to·import·MIBs·from·OTP·applications·in·an·<code·class="inline">"include_lib"</code> |
| 158 | like·fashion·with·the·<code·class="inline">il</code>·option.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id=" | 158 | like·fashion·with·the·<code·class="inline">il</code>·option.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="6727745743-1">(</span><span·class="s">"MY-MIB"</span><span·class="p">,</span><span·class="w"> |
| 159 | ·······</span><span·class="p"·data-group-id=" | 159 | ·······</span><span·class="p"·data-group-id="6727745743-2">[</span><span·class="p"·data-group-id="6727745743-3">{</span><span·class="ss">il</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6727745743-4">[</span><span·class="s">"snmp/priv/mibs/"</span><spa[·...·truncated·by·diffoscope;·len:·295,·SHA:·42dd042daaa942bca610332cac5f97deb850ff1578ec955c9cd11fd5d7f809e4·...·]-1">)</span><span·class="p">.</span></code></pre><p>finds·the·latest·version·of·the·<code·class="inline">snmp</code>·and·<code·class="inline">myapp</code>·applications·in·the·OTP |
| 160 | system·and·uses·the·expanded·paths·as·include·paths.</p><p>Note·that·an·SMIv2·MIB·can·import·an·SMIv1·MIB·and·vice·versa.</p><p>The·following·MIBs·are·built-ins·of·the·Erlang·SNMP·compiler:·SNMPv2-SMI, | 160 | system·and·uses·the·expanded·paths·as·include·paths.</p><p>Note·that·an·SMIv2·MIB·can·import·an·SMIv1·MIB·and·vice·versa.</p><p>The·following·MIBs·are·built-ins·of·the·Erlang·SNMP·compiler:·SNMPv2-SMI, |
| 161 | RFC-1215,·RFC-1212,·SNMPv2-TC,·SNMPv2-CONF,·and·RFC1155-SMI.·They·cannot | 161 | RFC-1215,·RFC-1212,·SNMPv2-TC,·SNMPv2-CONF,·and·RFC1155-SMI.·They·cannot |
| 162 | therefore·be·compiled·separately.</p><h2·id="mib-consistency-checking"·class="section-heading"> | 162 | therefore·be·compiled·separately.</p><h2·id="mib-consistency-checking"·class="section-heading"> |
| 163 | ··<a·href="#mib-consistency-checking"·class="hover-link"> | 163 | ··<a·href="#mib-consistency-checking"·class="hover-link"> |
| 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 165 | ··</a> | 165 | ··</a> |
| 166 | ··<span·class="text">MIB·Consistency·Checking</span> | 166 | ··<span·class="text">MIB·Consistency·Checking</span> |
| Offset 262, 15 lines modified | Offset 262, 15 lines modified | ||
| 262 | ······<p·class="built-using"> | 262 | ······<p·class="built-using"> |
| 263 | ········Built·using | 263 | ········Built·using |
| 264 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 264 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 265 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 265 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 266 | ······</p> | 266 | ······</p> |
| 267 | <p>Copyright·©·1996-202 | 267 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 268 | ····</footer> | 268 | ····</footer> |
| 269 | ··</div> | 269 | ··</div> |
| 270 | </main> | 270 | </main> |
| 271 | </div> | 271 | </div> |
| 272 | <script> | 272 | <script> |
| 273 | ··function·mermaidLoaded()·{ | 273 | ··function·mermaidLoaded()·{ |
| 274 | ····mermaid.initialize({ | 274 | ····mermaid.initialize({ |
| Offset 468, 15 lines modified | Offset 468, 15 lines modified | ||
| 468 | ······<p·class="built-using"> | 468 | ······<p·class="built-using"> |
| 469 | ········Built·using | 469 | ········Built·using |
| 470 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 470 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 471 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 471 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 472 | ······</p> | 472 | ······</p> |
| 473 | <p>Copyright·©·1996-202 | 473 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 474 | ····</footer> | 474 | ····</footer> |
| 475 | ··</div> | 475 | ··</div> |
| 476 | </main> | 476 | </main> |
| 477 | </div> | 477 | </div> |
| 478 | <script> | 478 | <script> |
| 479 | ··function·mermaidLoaded()·{ | 479 | ··function·mermaidLoaded()·{ |
| 480 | ····mermaid.initialize({ | 480 | ····mermaid.initialize({ |
| Offset 130, 16 lines modified | Offset 130, 16 lines modified | ||
| 130 | ····<section·id="moduledoc"> | 130 | ····<section·id="moduledoc"> |
| 131 | <p>Encode·and·Decode·Functions·for·SNMP·PDUs</p><p>RFC1157,·RFC1905·and/or·RFC2272·should·be·studied·carefully·before·using·this | 131 | <p>Encode·and·Decode·Functions·for·SNMP·PDUs</p><p>RFC1157,·RFC1905·and/or·RFC2272·should·be·studied·carefully·before·using·this |
| 132 | module,·<code·class="inline">snmp_pdus</code>.</p><p>The·module·<code·class="inline">snmp_pdus</code>·contains·functions·for·encoding·and·decoding·of·SNMP | 132 | module,·<code·class="inline">snmp_pdus</code>.</p><p>The·module·<code·class="inline">snmp_pdus</code>·contains·functions·for·encoding·and·decoding·of·SNMP |
| 133 | protocol·data·units·(PDUs).·In·short,·this·module·converts·a·list·of·bytes·to | 133 | protocol·data·units·(PDUs).·In·short,·this·module·converts·a·list·of·bytes·to |
| 134 | Erlang·record·representations·and·vice·versa.·The·record·definitions·can·be | 134 | Erlang·record·representations·and·vice·versa.·The·record·definitions·can·be |
| 135 | found·in·the·file·<code·class="inline">snmp/include/snmp_types.hrl</code>.·If·snmpv3·is·used,·the·module | 135 | found·in·the·file·<code·class="inline">snmp/include/snmp_types.hrl</code>.·If·snmpv3·is·used,·the·module |
| 136 | that·includes·<code·class="inline">snmp_types.hrl</code>·must·define·the·constant·<code·class="inline">SNMP_USE_V3</code>·before·the | 136 | that·includes·<code·class="inline">snmp_types.hrl</code>·must·define·the·constant·<code·class="inline">SNMP_USE_V3</code>·before·the |
| 137 | header·file·is·included.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 137 | header·file·is·included.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="1932585872-1">(</span><span·class="n">SNMP_USE_V3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="1932585872-1">)</span><span·class="p">.</span><span·class="w"> |
| 138 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 138 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="1932585872-2">(</span><span·class="s">"snmp/include/snmp_types.hrl"</span><span·class="p"·data-group-id="1932585872-2">)</span><span·class="p">.</span></code></pre><p>Encoding·and·decoding·must·be·done·explicitly·when·writing·your·own·Net·if |
| 139 | process.</p> | 139 | process.</p> |
| 140 | ····</section> | 140 | ····</section> |
| 141 | </div> | 141 | </div> |
| 142 | ··<section·id="summary"·class="details-list"> | 142 | ··<section·id="summary"·class="details-list"> |
| 143 | ····<h1·class="section-heading"> | 143 | ····<h1·class="section-heading"> |
| Offset 1007, 15 lines modified | Offset 1007, 15 lines modified | ||
| 1007 | ······<p·class="built-using"> | 1007 | ······<p·class="built-using"> |
| 1008 | ········Built·using | 1008 | ········Built·using |
| 1009 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1009 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1010 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1010 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1011 | ······</p> | 1011 | ······</p> |
| 1012 | <p>Copyright·©·1996-202 | 1012 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1013 | ····</footer> | 1013 | ····</footer> |
| 1014 | ··</div> | 1014 | ··</div> |
| 1015 | </main> | 1015 | </main> |
| 1016 | </div> | 1016 | </div> |
| 1017 | <script> | 1017 | <script> |
| 1018 | ··function·mermaidLoaded()·{ | 1018 | ··function·mermaidLoaded()·{ |
| 1019 | ····mermaid.initialize({ | 1019 | ····mermaid.initialize({ |
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| 410 | ······<p·class="built-using"> | 410 | ······<p·class="built-using"> |
| 411 | ········Built·using | 411 | ········Built·using |
| 412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 414 | ······</p> | 414 | ······</p> |
| 415 | <p>Copyright·©·1996-202 | 415 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 416 | ····</footer> | 416 | ····</footer> |
| 417 | ··</div> | 417 | ··</div> |
| 418 | </main> | 418 | </main> |
| 419 | </div> | 419 | </div> |
| 420 | <script> | 420 | <script> |
| 421 | ··function·mermaidLoaded()·{ | 421 | ··function·mermaidLoaded()·{ |
| 422 | ····mermaid.initialize({ | 422 | ····mermaid.initialize({ |
| Offset 786, 15 lines modified | Offset 786, 15 lines modified | ||
| 786 | ······<p·class="built-using"> | 786 | ······<p·class="built-using"> |
| 787 | ········Built·using | 787 | ········Built·using |
| 788 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 788 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 789 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 789 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 790 | ······</p> | 790 | ······</p> |
| 791 | <p>Copyright·©·1996-202 | 791 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 792 | ····</footer> | 792 | ····</footer> |
| 793 | ··</div> | 793 | ··</div> |
| 794 | </main> | 794 | </main> |
| 795 | </div> | 795 | </div> |
| 796 | <script> | 796 | <script> |
| 797 | ··function·mermaidLoaded()·{ | 797 | ··function·mermaidLoaded()·{ |
| 798 | ····mermaid.initialize({ | 798 | ····mermaid.initialize({ |
| Offset 739, 15 lines modified | Offset 739, 15 lines modified | ||
| 739 | ······<p·class="built-using"> | 739 | ······<p·class="built-using"> |
| 740 | ········Built·using | 740 | ········Built·using |
| 741 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 741 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 742 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 742 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 743 | ······</p> | 743 | ······</p> |
| 744 | <p>Copyright·©·1996-202 | 744 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 745 | ····</footer> | 745 | ····</footer> |
| 746 | ··</div> | 746 | ··</div> |
| 747 | </main> | 747 | </main> |
| 748 | </div> | 748 | </div> |
| 749 | <script> | 749 | <script> |
| 750 | ··function·mermaidLoaded()·{ | 750 | ··function·mermaidLoaded()·{ |
| 751 | ····mermaid.initialize({ | 751 | ····mermaid.initialize({ |
| Offset 1046, 15 lines modified | Offset 1046, 15 lines modified | ||
| 1046 | ······<p·class="built-using"> | 1046 | ······<p·class="built-using"> |
| 1047 | ········Built·using | 1047 | ········Built·using |
| 1048 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1048 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1049 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1049 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1050 | ······</p> | 1050 | ······</p> |
| 1051 | <p>Copyright·©·1996-202 | 1051 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1052 | ····</footer> | 1052 | ····</footer> |
| 1053 | ··</div> | 1053 | ··</div> |
| 1054 | </main> | 1054 | </main> |
| 1055 | </div> | 1055 | </div> |
| 1056 | <script> | 1056 | <script> |
| 1057 | ··function·mermaidLoaded()·{ | 1057 | ··function·mermaidLoaded()·{ |
| 1058 | ····mermaid.initialize({ | 1058 | ····mermaid.initialize({ |
| Offset 3215, 16 lines modified | Offset 3215, 16 lines modified | ||
| 3215 | ······················AgentName·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>(), | 3215 | ······················AgentName·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>(), |
| 3216 | ······················Mib·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), | 3216 | ······················Mib·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>(), |
| 3217 | ······················Reason·::·already_loaded·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 3217 | ······················Reason·::·already_loaded·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 3218 | ······</div> | 3218 | ······</div> |
| 3219 | <p>Load·a·single·<code·class="inline">Mib</code>·into·an·agent.·The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib, | 3219 | <p>Load·a·single·<code·class="inline">Mib</code>·into·an·agent.·The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib, |
| 3220 | including·the·path·to·where·the·compiled·mib·is·found.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id=" | 3220 | including·the·path·to·where·the·compiled·mib·is·found.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id="1259201482-1">(</span><span·class="ss">my_app</span><span·class="p"·data-group-id="1259201482-1">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"/mibs/"</span><span·class="p">,</span><span·class="w"> |
| 3221 | ··········</span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">load_mib</span><span·class="p"·data-group-id=" | 3221 | ··········</span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">load_mib</span><span·class="p"·data-group-id="1259201482-2">(</span><span·class="ss">snmp_master_agent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"MY-MIB"</span><span[·...·truncated·by·diffoscope;·len:·35,·SHA:·3f1ef2f8f77e258c69a9516404810ab92e9bdcb8af2f2c78d9651c70ef3b9b5c·...·]2-2">)</span><span·class="p">.</span></code></pre> |
| 3222 | ··</section> | 3222 | ··</section> |
| 3223 | </section> | 3223 | </section> |
| 3224 | <section·class="detail"·id="load_mibs/1"> | 3224 | <section·class="detail"·id="load_mibs/1"> |
| 3225 | ··<div·class="detail-header"> | 3225 | ··<div·class="detail-header"> |
| 3226 | ····<a·href="#load_mibs/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3226 | ····<a·href="#load_mibs/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3227 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3227 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3326, 16 lines modified | Offset 3326, 16 lines modified | ||
| 3326 | ·······················InternalReason·::·already_loaded·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 3326 | ·······················InternalReason·::·already_loaded·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 3327 | ······</div> | 3327 | ······</div> |
| 3328 | <p>Load·<code·class="inline">Mibs</code>·into·an·agent.·If·the·agent·cannot·load·all·MIBs·(the·default·value | 3328 | <p>Load·<code·class="inline">Mibs</code>·into·an·agent.·If·the·agent·cannot·load·all·MIBs·(the·default·value |
| 3329 | of·the·<code·class="inline">Force</code>·argument·is·<code·class="inline">false</code>),·it·will·indicate·where·loading·was·aborted. | 3329 | of·the·<code·class="inline">Force</code>·argument·is·<code·class="inline">false</code>),·it·will·indicate·where·loading·was·aborted. |
| 3330 | The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib,·including·the·path·to·where·the·compiled | 3330 | The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib,·including·the·path·to·where·the·compiled |
| 3331 | mib·is·found.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id=" | 3331 | mib·is·found.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id="7592501236-1">(</span><span·class="ss">my_app</span><span·class="p"·data-group-id="7592501236-1">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"/mibs/"</span><span·class="p">,</span><span·class="w"> |
| 3332 | ··········</span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">load_mibs</span><span·class="p"·data-group-id=" | 3332 | ··········</span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">load_mibs</span><span·class="p"·data-group-id="7592501236-2">(</span><span·class="ss">snmp_master_agent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7592501236-3">[</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·[·...·truncated·by·diffoscope;·len:·142,·SHA:·72fc1a97cde02e071a854dd24a6b425986d833646e4da57e270b9bd7219c0597·...·]-2">)</span><span·class="p">.</span></code></pre><p>If·<code·class="inline">Force·=·true</code>·then·the·agent·will·continue·attempting·to·load·each·mib·even |
| 3333 | after·failing·to·load·a·previous·mib.·Use·with·care.</p> | 3333 | after·failing·to·load·a·previous·mib.·Use·with·care.</p> |
| 3334 | ··</section> | 3334 | ··</section> |
| 3335 | </section> | 3335 | </section> |
| 3336 | <section·class="detail"·id="log_to_io/1"> | 3336 | <section·class="detail"·id="log_to_io/1"> |
| 3337 | ··<div·class="detail-header"> | 3337 | ··<div·class="detail-header"> |
| 3338 | ····<a·href="#log_to_io/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3338 | ····<a·href="#log_to_io/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
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| 4297 | ··········································Mod·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:module/0">module</a>(), | 4297 | ··········································Mod·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:module/0">module</a>(), |
| 4298 | ··········································Data·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(), | 4298 | ··········································Data·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(), |
| 4299 | ··········································Where·::·<a·href="#t:nfilter_position/0">nfilter_position</a>(), | 4299 | ··········································Where·::·<a·href="#t:nfilter_position/0">nfilter_position</a>(), |
| 4300 | ··········································Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 4300 | ··········································Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 4301 | ······</div> | 4301 | ······</div> |
| 4302 | <p>Accepted·type·specifications·are:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">register_notification_filter</span><span·class="p"·data-group-id=" | 4302 | <p>Accepted·type·specifications·are:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">register_notification_filter</span><span·class="p"·data-group-id="0444192193-1">(</span><span·class="n">Agent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Id</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·443,·SHA:·7733d3fe1240c13f13fa48cd42832ad08d1097427bfb40dbf33671f2b9f48b89·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 4303 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">register_notification_filter</span><span·class="p"·data-group-id=" | 4303 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">register_notification_filter</span><span·class="p"·data-group-id="0444192193-3">(</span><span·class="n">Id</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p">,</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·443,·SHA:·c67a8015652a4565aece18a648eded2642ebf31b92411ec8227af6b163161862·...·]-4">}</span><span·class="p">.</span></code></pre> |
| 4304 | ··</section> | 4304 | ··</section> |
| 4305 | </section> | 4305 | </section> |
| 4306 | <section·class="detail"·id="register_notification_filter/5"> | 4306 | <section·class="detail"·id="register_notification_filter/5"> |
| 4307 | ··<div·class="detail-header"> | 4307 | ··<div·class="detail-header"> |
| 4308 | ····<a·href="#register_notification_filter/5"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 4308 | ····<a·href="#register_notification_filter/5"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 4309 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 4309 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 4367 | ·······························SubAgent·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:pid/0">pid</a>(), | 4367 | ·······························SubAgent·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:pid/0">pid</a>(), |
| 4368 | ·······························Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 4368 | ·······························Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 4369 | ······</div> | 4369 | ······</div> |
| 4370 | <p>Registers·a·sub-agent·under·a·sub-tree·of·another·agent.</p><p>It·is·easy·to·make·mistakes·when·registering·sub-agents·and·this·activity·should | 4370 | <p>Registers·a·sub-agent·under·a·sub-tree·of·another·agent.</p><p>It·is·easy·to·make·mistakes·when·registering·sub-agents·and·this·activity·should |
| 4371 | be·done·carefully.·For·example,·a·strange·behaviour·would·result·from·the | 4371 | be·done·carefully.·For·example,·a·strange·behaviour·would·result·from·the |
| 4372 | following·configuration:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmp_agent</span><span·class="p">:</span><span·class="nf">register_subagent</span><span·class="p"·data-group-id="1946504053-1">(</span><span·class="n">MAPid</span><span·class="p">,</span><span·class="p"·data-group-id="1946504053-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="1946504053-2">]</span><span·class="p">,</span><span·class="n">SA1</span><span·class="p"·data-group-id="1946504053-1">)</span><span·class="p">,</span><span·class="w"> | ||
| 4373 | </span><span·class="nc">snmp_agent</span><span·class="p">:</span><span·class="nf">register_subagent</span><span·class="p"·data-group-id=" | 4372 | following·configuration:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmp_agent</span><span·class="p">:</span><span·class="nf">register_subagent</span><span·class="p"·data-group-id="6297941358-1">(</span><span·class="n">MAPid</span>[·...·truncated·by·diffoscope;·len:·445,·SHA:·0768ade6d64b62a4ebf69887f77bfe8060df2cb3050676b184483cf436396d74·...·] |
| 4373 | </span><span·class="nc">snmp_agent</span><span·class="p">:</span><span·class="nf">register_subagent</span><span·class="p"·data-group-id="6297941358-3">(</span><span·class="n">SA1</span><span·class="p">,</span><span·class="p"·data-group-id="6297941358-4">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="6297941358-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SA2</span><span·class="p"·data-group-id="6297941358-3">)</span><span·class="p">.</span></code></pre><p><code·class="inline">SA2</code>·will·not·get·requests·starting·with·object·identifier·<code·class="inline">[1,2,3]</code>·since | ||
| 4374 | <code·class="inline">SA1</code>·does·not.</p> | 4374 | <code·class="inline">SA1</code>·does·not.</p> |
| 4375 | ··</section> | 4375 | ··</section> |
| 4376 | </section> | 4376 | </section> |
| 4377 | <section·class="detail"·id="restart_set_worker/0"> | 4377 | <section·class="detail"·id="restart_set_worker/0"> |
| 4378 | ··<div·class="detail-header"> | 4378 | ··<div·class="detail-header"> |
| 4379 | ····<a·href="#restart_set_worker/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 4379 | ····<a·href="#restart_set_worker/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 4793, 28 lines modified | Offset 4793, 28 lines modified | ||
| 4793 | function·call·according·to·the·value·of·<code·class="inline">Recv</code>.</li></ul><p>If·<code·class="inline">Receiver</code>·has·the·value·<code·class="inline">{Tag,·Recv}</code>,·the·delivery·is·done·according·to | 4793 | function·call·according·to·the·value·of·<code·class="inline">Recv</code>.</li></ul><p>If·<code·class="inline">Receiver</code>·has·the·value·<code·class="inline">{Tag,·Recv}</code>,·the·delivery·is·done·according·to |
| 4794 | <code·class="inline">Recv</code>:</p><ul><li><p><code·class="inline">pid()·|·atom()</code>·-·The·info·will·be·delivered·in·the·following·messages:</p><ul><li><p><code·class="inline">{snmp_targets,·Tag,·Addresses}</code></p><p>This·inform·the·user·which·target·addresses·the·notification·was·sent·to.</p></li><li><p><code·class="inline">{snmp_notification,·Tag,·{got_response,·Address}}</code></p><p>This·informs·the·user·that·this·target·address·acknowledged·the | 4794 | <code·class="inline">Recv</code>:</p><ul><li><p><code·class="inline">pid()·|·atom()</code>·-·The·info·will·be·delivered·in·the·following·messages:</p><ul><li><p><code·class="inline">{snmp_targets,·Tag,·Addresses}</code></p><p>This·inform·the·user·which·target·addresses·the·notification·was·sent·to.</p></li><li><p><code·class="inline">{snmp_notification,·Tag,·{got_response,·Address}}</code></p><p>This·informs·the·user·that·this·target·address·acknowledged·the |
| 4795 | notification.</p></li><li><p><code·class="inline">{snmp_notification,·Tag,·{no_response,·Address}}</code></p><p>This·informs·the·user·that·this·target·address·did·not·acknowledge | 4795 | notification.</p></li><li><p><code·class="inline">{snmp_notification,·Tag,·{no_response,·Address}}</code></p><p>This·informs·the·user·that·this·target·address·did·not·acknowledge |
| 4796 | notification.</p></li></ul><p>The·notification·is·sent·as·an·Inform-Request·to·each·target·address·in | 4796 | notification.</p></li></ul><p>The·notification·is·sent·as·an·Inform-Request·to·each·target·address·in |
| 4797 | <code·class="inline">Addresses</code>·and·if·there·are·no·targets·for·which·an·Inform-Request·is·sent, | 4797 | <code·class="inline">Addresses</code>·and·if·there·are·no·targets·for·which·an·Inform-Request·is·sent, |
| 4798 | <code·class="inline">Addresses</code>·is·the·empty·list·<code·class="inline">[]</code>.</p><p>The·<code·class="inline">receiver</code>·will·first·be·sent·the·<code·class="inline">snmp_targets</code>·message,·and·then·for | 4798 | <code·class="inline">Addresses</code>·is·the·empty·list·<code·class="inline">[]</code>.</p><p>The·<code·class="inline">receiver</code>·will·first·be·sent·the·<code·class="inline">snmp_targets</code>·message,·and·then·for |
| 4799 | each·address·in·<code·class="inline">Addresses</code>·list,·one·of·the·two·<code·class="inline">snmp_notification</code>·messages.</p></li><li><p><code·class="inline">{Mod,·Func,·Args}</code>·-·The·info·will·be·delivered·via·the·function·call:</p><p><code·class="inline">Mod:Func([Msg·|·Args])</code></p><p>where·<code·class="inline">Msg</code>·has·the·same·content·and·purpose·as·the·messages·descrived·above.</p></li></ul><p><code·class="inline">Address</code>·is·a·management·target·address·and·<code·class="inline">Addresses</code>·is·a·list·of·management | 4799 | each·address·in·<code·class="inline">Addresses</code>·list,·one·of·the·two·<code·class="inline">snmp_notification</code>·messages.</p></li><li><p><code·class="inline">{Mod,·Func,·Args}</code>·-·The·info·will·be·delivered·via·the·function·call:</p><p><code·class="inline">Mod:Func([Msg·|·Args])</code></p><p>where·<code·class="inline">Msg</code>·has·the·same·content·and·purpose·as·the·messages·descrived·above.</p></li></ul><p><code·class="inline">Address</code>·is·a·management·target·address·and·<code·class="inline">Addresses</code>·is·a·list·of·management |
| 4800 | target·addresses.·They·are·defined·as·followes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="n">Addresses</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0 | 4800 | target·addresses.·They·are·defined·as·followes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="n">Addresses</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0861354622-1">[</span><span·class="nf">address</span><span·class="p"·data-group-id="0861354622-2">(</span><span·class="p"·data-group-id="0861354622-2">)</span><span·class="p"·data-group-id="0861354622-1">]</span><span·class="w"> |
| 4801 | ········</span><span·class="n">Address</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">address</span><span·class="p"·data-group-id="0 | 4801 | ········</span><span·class="n">Address</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">address</span><span·class="p"·data-group-id="0861354622-3">(</span><span·class="p"·data-group-id="0861354622-3">)</span><span·class="w"> |
| 4802 | ········</span><span·class="nf">address</span><span·class="p"·data-group-id="0 | 4802 | ········</span><span·class="nf">address</span><span·class="p"·data-group-id="0861354622-4">(</span><span·class="p"·data-group-id="0861354622-4">)</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">v1_address</span><span·class="p"·data-group-id="0861354622-5">(</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·231,·SHA:·bd3b92e59ef5c6463b855b1dbc17a8a027d409c85426d08e199d4f1f44676101·...·]-6">)</span><span·class="w"> |
| 4803 | ········</span><span·class="nf">v1_address</span><span·class="p"·data-group-id="0712249993-7">(</span><span·class="p"·data-group-id="0712249993-7">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0712249993-8">{</span><span·class="n">TDomain</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TAddress</span><span·class="p"·data-group-id="0712249993-8">}</span><span·class="w"> | ||
| 4804 | ········</span><span·class="nf">v | 4803 | ········</span><span·class="nf">v1_address</span><span·class="p"·data-group-id="0861354622-7">(</span><span·class="p"·data-group-id="0861354622-7">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0861354622-8">{</span><span·cla[·...·truncated·by·diffoscope;·len:·143,·SHA:·568992c4d88755e92fcd0a690f3b6744df6d8bc8ce65e1735c6c1e05a8d4ebf4·...·]">}</span><span·class="w"> |
| 4804 | ········</span><span·class="nf">v3_address</span><span·class="p"·data-group-id="0861354622-9">(</span><span·class="p"·data-group-id="0861354622-9">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0861354622-10">{</span><span·class="p"·data-group-id="0861354622-11">{</span><span·class="n">TDomain</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TAddress</span><span·class="p"·data-group-id="0861354622-11">}</span><span·class="p">,</span><span·class="w">·</span><span·class="n">V3MsgData</span><span·class="p"·data-group-id="0861354622-10">}</span><span·class="w"> | ||
| 4805 | ········</span><span·class="n">TDomain</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tdoamin</span><span·class="p"·data-group-id="0 | 4805 | ········</span><span·class="n">TDomain</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tdoamin</span><span·class="p"·data-group-id="0861354622-12">(</span><span·class="p"·data-group-id="0861354622-12">)</span><span·class="w"> |
| 4806 | ········</span><span·class="n">TAddress</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">taddress</span><span·class="p"·data-group-id="0 | 4806 | ········</span><span·class="n">TAddress</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">taddress</span><span·class="p"·data-group-id="0861354622-13">(</span><span·class="p"·data-group-id="0861354622-13">)</span><span·class="w"> |
| 4807 | ········</span><span·class="nf">tdomain</span><span·class="p"·data-group-id="0 | 4807 | ········</span><span·class="nf">tdomain</span><span·class="p"·data-group-id="0861354622-14">(</span><span·class="p"·data-group-id="0861354622-14">)</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">oid</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">snmpUDPDomain</span><span·class="w"> |
| 4808 | ·····················</span><span·class="n">This</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">only</span><span·class="w">·</span><span·class="ss">supported</span><span·class="w">·</span><span·class="ss">transport</span><span·class="w">·</span><span·class="ss">domain</span><span·class="p">.</span><span·class="w"> | 4808 | ·····················</span><span·class="n">This</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">only</span><span·class="w">·</span><span·class="ss">supported</span><span·class="w">·</span><span·class="ss">transport</span><span·class="w">·</span><span·class="ss">domain</span><span·class="p">.</span><span·class="w"> |
| 4809 | ········</span><span·class="nf">taddress</span><span·class="p"·data-group-id="0 | 4809 | ········</span><span·class="nf">taddress</span><span·class="p"·data-group-id="0861354622-15">(</span><span·class="p"·data-group-id="0861354622-15">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0861354622-16">[</span><span·class="n">A1</span><span·class="p">,</span><span[·...·truncated·by·diffoscope;·len:·377,·SHA:·2baed3da5d5dc34909e20f907c0eb4053c82381c06b30df1647bddba39816629·...·]-16">]</span><span·class="w"> |
| 4810 | ·····················</span><span·class="n">The</span><span·class="w">·</span><span·class="mi">4</span><span·class="w">·</span><span·class="ss">first</span><span·class="w">·</span><span·class="ss">bytes</span><span·class="w">·</span><span·class="ss">makes</span><span·class="w">·</span><span·class="ss">up</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">IP</span><span·class="o">-</span><span·class="ss">address</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">last</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> | 4810 | ·····················</span><span·class="n">The</span><span·class="w">·</span><span·class="mi">4</span><span·class="w">·</span><span·class="ss">first</span><span·class="w">·</span><span·class="ss">bytes</span><span·class="w">·</span><span·class="ss">makes</span><span·class="w">·</span><span·class="ss">up</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">IP</span><span·class="o">-</span><span·class="ss">address</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">last</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 4811 | ·····················</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">UDP</span><span·class="o">-</span><span·class="ss">port</span><span·class="w">·</span><span·class="ss">number</span><span·class="p">.</span><span·class="w"> | 4811 | ·····················</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">UDP</span><span·class="o">-</span><span·class="ss">port</span><span·class="w">·</span><span·class="ss">number</span><span·class="p">.</span><span·class="w"> |
| 4812 | ········</span><span·class="n">V3MsgData</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">v3_msg_data</span><span·class="p"·data-group-id="0 | 4812 | ········</span><span·class="n">V3MsgData</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">v3_msg_data</span><span·class="p"·data-group-id="0861354622-17">(</span><span·class="p"·data-group-id="0861354622-17">)</span><span·class="w"> |
| 4813 | ········</span><span·class="nf">v3_msg_data</span><span·class="p"·data-group-id="0 | 4813 | ········</span><span·class="nf">v3_msg_data</span><span·class="p"·data-group-id="0861354622-18">(</span><span·class="p"·data-group-id="0861354622-18">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="0861354622-19">(</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·aaa770ada7c85bc4e56a3fe213474ec4574296ca5ba599e60b5c2c8e55d782da·...·]-19">)</span></code></pre><p>If·<code·class="inline">Receiver</code>·is·a·<a·href="#t:notification_delivery_info/0"><code·class="inline">notification_delivery_info/0</code></a>·record,·then·the·information |
| 4814 | about·the·notification·delivery·will·be·delivered·to·the·<code·class="inline">receiver</code>·via·the | 4814 | about·the·notification·delivery·will·be·delivered·to·the·<code·class="inline">receiver</code>·via·the |
| 4815 | callback·functions·defined·by·the·<a·href="snmpa_notification_delivery_info_receiver.html"><code·class="inline">snmpa_notification_delivery_info_receiver</code></a> | 4815 | callback·functions·defined·by·the·<a·href="snmpa_notification_delivery_info_receiver.html"><code·class="inline">snmpa_notification_delivery_info_receiver</code></a> |
| 4816 | behaviour·according·to·the·content·of·the·<a·href="#t:notification_delivery_info/0"><code·class="inline">notification_delivery_info/0</code></a> | 4816 | behaviour·according·to·the·content·of·the·<a·href="#t:notification_delivery_info/0"><code·class="inline">notification_delivery_info/0</code></a> |
| 4817 | record.</p><p>The·optional·argument·<code·class="inline">Varbinds</code>·defines·values·for·the·objects·in·the | 4817 | record.</p><p>The·optional·argument·<code·class="inline">Varbinds</code>·defines·values·for·the·objects·in·the |
| 4818 | notification.·If·no·value·is·given·for·an·object,·the·<code·class="inline">Agent</code>·performs·a | 4818 | notification.·If·no·value·is·given·for·an·object,·the·<code·class="inline">Agent</code>·performs·a |
| 4819 | get-operation·to·retrieve·the·value.</p><p><code·class="inline">Varbinds</code>·is·a·list·of·<code·class="inline">Varbind</code>,·where·each·<code·class="inline">Varbind</code>·is·one·of:</p><ul><li><code·class="inline">{Variable,·Value}</code>,·where·<code·class="inline">Variable</code>·is·the·symbolic·name·of·a·scalar | 4819 | get-operation·to·retrieve·the·value.</p><p><code·class="inline">Varbinds</code>·is·a·list·of·<code·class="inline">Varbind</code>,·where·each·<code·class="inline">Varbind</code>·is·one·of:</p><ul><li><code·class="inline">{Variable,·Value}</code>,·where·<code·class="inline">Variable</code>·is·the·symbolic·name·of·a·scalar |
| 4820 | variable·referred·to·in·the·notification·specification.</li><li><code·class="inline">{Column,·RowIndex,·Value}</code>,·where·<code·class="inline">Column</code>·is·the·symbolic·name·of·a·column | 4820 | variable·referred·to·in·the·notification·specification.</li><li><code·class="inline">{Column,·RowIndex,·Value}</code>,·where·<code·class="inline">Column</code>·is·the·symbolic·name·of·a·column |
| Offset 5781, 15 lines modified | Offset 5781, 15 lines modified | ||
| 5781 | ······<p·class="built-using"> | 5781 | ······<p·class="built-using"> |
| 5782 | ········Built·using | 5782 | ········Built·using |
| 5783 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 5783 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 5784 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 5784 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 5785 | ······</p> | 5785 | ······</p> |
| 5786 | <p>Copyright·©·1996-202 | 5786 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 5787 | ····</footer> | 5787 | ····</footer> |
| 5788 | ··</div> | 5788 | ··</div> |
| 5789 | </main> | 5789 | </main> |
| 5790 | </div> | 5790 | </div> |
| 5791 | <script> | 5791 | <script> |
| 5792 | ··function·mermaidLoaded()·{ | 5792 | ··function·mermaidLoaded()·{ |
| 5793 | ····mermaid.initialize({ | 5793 | ····mermaid.initialize({ |
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| 3627 | ······<p·class="built-using"> | 3627 | ······<p·class="built-using"> |
| 3628 | ········Built·using | 3628 | ········Built·using |
| 3629 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3629 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3630 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3630 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3631 | ······</p> | 3631 | ······</p> |
| 3632 | <p>Copyright·©·1996-202 | 3632 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3633 | ····</footer> | 3633 | ····</footer> |
| 3634 | ··</div> | 3634 | ··</div> |
| 3635 | </main> | 3635 | </main> |
| 3636 | </div> | 3636 | </div> |
| 3637 | <script> | 3637 | <script> |
| 3638 | ··function·mermaidLoaded()·{ | 3638 | ··function·mermaidLoaded()·{ |
| 3639 | ····mermaid.initialize({ | 3639 | ····mermaid.initialize({ |
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| 238 | ······<p·class="built-using"> | 238 | ······<p·class="built-using"> |
| 239 | ········Built·using | 239 | ········Built·using |
| 240 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 240 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 241 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 241 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 242 | ······</p> | 242 | ······</p> |
| 243 | <p>Copyright·©·1996-202 | 243 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 244 | ····</footer> | 244 | ····</footer> |
| 245 | ··</div> | 245 | ··</div> |
| 246 | </main> | 246 | </main> |
| 247 | </div> | 247 | </div> |
| 248 | <script> | 248 | <script> |
| 249 | ··function·mermaidLoaded()·{ | 249 | ··function·mermaidLoaded()·{ |
| 250 | ····mermaid.initialize({ | 250 | ····mermaid.initialize({ |
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| 261 | ······<p·class="built-using"> | 261 | ······<p·class="built-using"> |
| 262 | ········Built·using | 262 | ········Built·using |
| 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 265 | ······</p> | 265 | ······</p> |
| 266 | <p>Copyright·©·1996-202 | 266 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 267 | ····</footer> | 267 | ····</footer> |
| 268 | ··</div> | 268 | ··</div> |
| 269 | </main> | 269 | </main> |
| 270 | </div> | 270 | </div> |
| 271 | <script> | 271 | <script> |
| 272 | ··function·mermaidLoaded()·{ | 272 | ··function·mermaidLoaded()·{ |
| 273 | ····mermaid.initialize({ | 273 | ····mermaid.initialize({ |
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| 261 | ······<p·class="built-using"> | 261 | ······<p·class="built-using"> |
| 262 | ········Built·using | 262 | ········Built·using |
| 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 265 | ······</p> | 265 | ······</p> |
| 266 | <p>Copyright·©·1996-202 | 266 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 267 | ····</footer> | 267 | ····</footer> |
| 268 | ··</div> | 268 | ··</div> |
| 269 | </main> | 269 | </main> |
| 270 | </div> | 270 | </div> |
| 271 | <script> | 271 | <script> |
| 272 | ··function·mermaidLoaded()·{ | 272 | ··function·mermaidLoaded()·{ |
| 273 | ····mermaid.initialize({ | 273 | ····mermaid.initialize({ |
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| 268 | ······<p·class="built-using"> | 268 | ······<p·class="built-using"> |
| 269 | ········Built·using | 269 | ········Built·using |
| 270 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 270 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 271 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 271 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 272 | ······</p> | 272 | ······</p> |
| 273 | <p>Copyright·©·1996-202 | 273 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 274 | ····</footer> | 274 | ····</footer> |
| 275 | ··</div> | 275 | ··</div> |
| 276 | </main> | 276 | </main> |
| 277 | </div> | 277 | </div> |
| 278 | <script> | 278 | <script> |
| 279 | ··function·mermaidLoaded()·{ | 279 | ··function·mermaidLoaded()·{ |
| 280 | ····mermaid.initialize({ | 280 | ····mermaid.initialize({ |
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| 257 | ······<p·class="built-using"> | 257 | ······<p·class="built-using"> |
| 258 | ········Built·using | 258 | ········Built·using |
| 259 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 259 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 260 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 260 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 261 | ······</p> | 261 | ······</p> |
| 262 | <p>Copyright·©·1996-202 | 262 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 263 | ····</footer> | 263 | ····</footer> |
| 264 | ··</div> | 264 | ··</div> |
| 265 | </main> | 265 | </main> |
| 266 | </div> | 266 | </div> |
| 267 | <script> | 267 | <script> |
| 268 | ··function·mermaidLoaded()·{ | 268 | ··function·mermaidLoaded()·{ |
| 269 | ····mermaid.initialize({ | 269 | ····mermaid.initialize({ |
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| 709 | ······<p·class="built-using"> | 709 | ······<p·class="built-using"> |
| 710 | ········Built·using | 710 | ········Built·using |
| 711 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 711 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 712 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 712 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 713 | ······</p> | 713 | ······</p> |
| 714 | <p>Copyright·©·1996-202 | 714 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 715 | ····</footer> | 715 | ····</footer> |
| 716 | ··</div> | 716 | ··</div> |
| 717 | </main> | 717 | </main> |
| 718 | </div> | 718 | </div> |
| 719 | <script> | 719 | <script> |
| 720 | ··function·mermaidLoaded()·{ | 720 | ··function·mermaidLoaded()·{ |
| 721 | ····mermaid.initialize({ | 721 | ····mermaid.initialize({ |
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| 1094 | ······<p·class="built-using"> | 1094 | ······<p·class="built-using"> |
| 1095 | ········Built·using | 1095 | ········Built·using |
| 1096 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1096 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1097 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1097 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1098 | ······</p> | 1098 | ······</p> |
| 1099 | <p>Copyright·©·1996-202 | 1099 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1100 | ····</footer> | 1100 | ····</footer> |
| 1101 | ··</div> | 1101 | ··</div> |
| 1102 | </main> | 1102 | </main> |
| 1103 | </div> | 1103 | </div> |
| 1104 | <script> | 1104 | <script> |
| 1105 | ··function·mermaidLoaded()·{ | 1105 | ··function·mermaidLoaded()·{ |
| 1106 | ····mermaid.initialize({ | 1106 | ····mermaid.initialize({ |
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| 811 | ······<p·class="built-using"> | 811 | ······<p·class="built-using"> |
| 812 | ········Built·using | 812 | ········Built·using |
| 813 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 813 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 814 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 814 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 815 | ······</p> | 815 | ······</p> |
| 816 | <p>Copyright·©·1996-202 | 816 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 817 | ····</footer> | 817 | ····</footer> |
| 818 | ··</div> | 818 | ··</div> |
| 819 | </main> | 819 | </main> |
| 820 | </div> | 820 | </div> |
| 821 | <script> | 821 | <script> |
| 822 | ··function·mermaidLoaded()·{ | 822 | ··function·mermaidLoaded()·{ |
| 823 | ····mermaid.initialize({ | 823 | ····mermaid.initialize({ |
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| 979 | ······<p·class="built-using"> | 979 | ······<p·class="built-using"> |
| 980 | ········Built·using | 980 | ········Built·using |
| 981 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 981 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 982 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 982 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 983 | ······</p> | 983 | ······</p> |
| 984 | <p>Copyright·©·1996-202 | 984 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 985 | ····</footer> | 985 | ····</footer> |
| 986 | ··</div> | 986 | ··</div> |
| 987 | </main> | 987 | </main> |
| 988 | </div> | 988 | </div> |
| 989 | <script> | 989 | <script> |
| 990 | ··function·mermaidLoaded()·{ | 990 | ··function·mermaidLoaded()·{ |
| 991 | ····mermaid.initialize({ | 991 | ····mermaid.initialize({ |
| Offset 474, 15 lines modified | Offset 474, 15 lines modified | ||
| 474 | ······<p·class="built-using"> | 474 | ······<p·class="built-using"> |
| 475 | ········Built·using | 475 | ········Built·using |
| 476 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 476 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 477 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 477 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 478 | ······</p> | 478 | ······</p> |
| 479 | <p>Copyright·©·1996-202 | 479 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 480 | ····</footer> | 480 | ····</footer> |
| 481 | ··</div> | 481 | ··</div> |
| 482 | </main> | 482 | </main> |
| 483 | </div> | 483 | </div> |
| 484 | <script> | 484 | <script> |
| 485 | ··function·mermaidLoaded()·{ | 485 | ··function·mermaidLoaded()·{ |
| 486 | ····mermaid.initialize({ | 486 | ····mermaid.initialize({ |
| Offset 486, 15 lines modified | Offset 486, 15 lines modified | ||
| 486 | ······<p·class="built-using"> | 486 | ······<p·class="built-using"> |
| 487 | ········Built·using | 487 | ········Built·using |
| 488 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 488 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 489 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 489 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 490 | ······</p> | 490 | ······</p> |
| 491 | <p>Copyright·©·1996-202 | 491 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 492 | ····</footer> | 492 | ····</footer> |
| 493 | ··</div> | 493 | ··</div> |
| 494 | </main> | 494 | </main> |
| 495 | </div> | 495 | </div> |
| 496 | <script> | 496 | <script> |
| 497 | ··function·mermaidLoaded()·{ | 497 | ··function·mermaidLoaded()·{ |
| 498 | ····mermaid.initialize({ | 498 | ····mermaid.initialize({ |
| Offset 410, 15 lines modified | Offset 410, 15 lines modified | ||
| 410 | ······<p·class="built-using"> | 410 | ······<p·class="built-using"> |
| 411 | ········Built·using | 411 | ········Built·using |
| 412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 414 | ······</p> | 414 | ······</p> |
| 415 | <p>Copyright·©·1996-202 | 415 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 416 | ····</footer> | 416 | ····</footer> |
| 417 | ··</div> | 417 | ··</div> |
| 418 | </main> | 418 | </main> |
| 419 | </div> | 419 | </div> |
| 420 | <script> | 420 | <script> |
| 421 | ··function·mermaidLoaded()·{ | 421 | ··function·mermaidLoaded()·{ |
| 422 | ····mermaid.initialize({ | 422 | ····mermaid.initialize({ |
| Offset 319, 15 lines modified | Offset 319, 15 lines modified | ||
| 319 | ······<p·class="built-using"> | 319 | ······<p·class="built-using"> |
| 320 | ········Built·using | 320 | ········Built·using |
| 321 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 321 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 322 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 322 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 323 | ······</p> | 323 | ······</p> |
| 324 | <p>Copyright·©·1996-202 | 324 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 325 | ····</footer> | 325 | ····</footer> |
| 326 | ··</div> | 326 | ··</div> |
| 327 | </main> | 327 | </main> |
| 328 | </div> | 328 | </div> |
| 329 | <script> | 329 | <script> |
| 330 | ··function·mermaidLoaded()·{ | 330 | ··function·mermaidLoaded()·{ |
| 331 | ····mermaid.initialize({ | 331 | ····mermaid.initialize({ |
| Offset 360, 15 lines modified | Offset 360, 15 lines modified | ||
| 360 | ······<p·class="built-using"> | 360 | ······<p·class="built-using"> |
| 361 | ········Built·using | 361 | ········Built·using |
| 362 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 362 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 363 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 363 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 364 | ······</p> | 364 | ······</p> |
| 365 | <p>Copyright·©·1996-202 | 365 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 366 | ····</footer> | 366 | ····</footer> |
| 367 | ··</div> | 367 | ··</div> |
| 368 | </main> | 368 | </main> |
| 369 | </div> | 369 | </div> |
| 370 | <script> | 370 | <script> |
| 371 | ··function·mermaidLoaded()·{ | 371 | ··function·mermaidLoaded()·{ |
| 372 | ····mermaid.initialize({ | 372 | ····mermaid.initialize({ |
| Offset 401, 15 lines modified | Offset 401, 15 lines modified | ||
| 401 | ······<p·class="built-using"> | 401 | ······<p·class="built-using"> |
| 402 | ········Built·using | 402 | ········Built·using |
| 403 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 403 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 404 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 404 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 405 | ······</p> | 405 | ······</p> |
| 406 | <p>Copyright·©·1996-202 | 406 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 407 | ····</footer> | 407 | ····</footer> |
| 408 | ··</div> | 408 | ··</div> |
| 409 | </main> | 409 | </main> |
| 410 | </div> | 410 | </div> |
| 411 | <script> | 411 | <script> |
| 412 | ··function·mermaidLoaded()·{ | 412 | ··function·mermaidLoaded()·{ |
| 413 | ····mermaid.initialize({ | 413 | ····mermaid.initialize({ |
| Offset 127, 15 lines modified | Offset 127, 15 lines modified | ||
| 127 | <p>SNMP·MIB·compiler·frontend</p><h2·id="synopsis"·class="section-heading"> | 127 | <p>SNMP·MIB·compiler·frontend</p><h2·id="synopsis"·class="section-heading"> |
| 128 | ··<a·href="#synopsis"·class="hover-link"> | 128 | ··<a·href="#synopsis"·class="hover-link"> |
| 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 130 | ··</a> | 130 | ··</a> |
| 131 | ··<span·class="text">Synopsis</span> | 131 | ··<span·class="text">Synopsis</span> |
| 132 | </h2> | 132 | </h2> |
| 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="ss">snmpc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="ss">snmpc</span><span·class="w">·</span><span·class="p"·data-group-id="1234152986-1">[</span><span·class="ss">options</span><span·class="p"·data-group-id="1234152986-1">]</span><span·class="w">·</span><span·class="ss">file</span><span·class="p">.</span><span·class="ss">mib</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">file</span><span·class="p">.</span><span·class="ss">bin</span></code></pre><h2·id="description"·class="section-heading"> |
| 134 | ··<a·href="#description"·class="hover-link"> | 134 | ··<a·href="#description"·class="hover-link"> |
| 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 136 | ··</a> | 136 | ··</a> |
| 137 | ··<span·class="text">Description</span> | 137 | ··<span·class="text">Description</span> |
| 138 | </h2> | 138 | </h2> |
| 139 | <p>The·<code·class="inline">snmpc</code>·program·provides·a·way·to·run·the·SNMP·MIB·compiler·of·the·Erlang | 139 | <p>The·<code·class="inline">snmpc</code>·program·provides·a·way·to·run·the·SNMP·MIB·compiler·of·the·Erlang |
| 140 | system.</p><p><code·class="inline">snmpc</code>·compiles·an·SNMP·MIB·file.·See·<a·href="snmpc.html#compile/1">compile/1,2</a>·for·more | 140 | system.</p><p><code·class="inline">snmpc</code>·compiles·an·SNMP·MIB·file.·See·<a·href="snmpc.html#compile/1">compile/1,2</a>·for·more |
| Offset 211, 15 lines modified | Offset 211, 15 lines modified | ||
| 211 | ······<p·class="built-using"> | 211 | ······<p·class="built-using"> |
| 212 | ········Built·using | 212 | ········Built·using |
| 213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 215 | ······</p> | 215 | ······</p> |
| 216 | <p>Copyright·©·1996-202 | 216 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 217 | ····</footer> | 217 | ····</footer> |
| 218 | ··</div> | 218 | ··</div> |
| 219 | </main> | 219 | </main> |
| 220 | </div> | 220 | </div> |
| 221 | <script> | 221 | <script> |
| 222 | ··function·mermaidLoaded()·{ | 222 | ··function·mermaidLoaded()·{ |
| 223 | ····mermaid.initialize({ | 223 | ····mermaid.initialize({ |
| Offset 1944, 16 lines modified | Offset 1944, 16 lines modified | ||
| 1944 | ······<div·class="specs"> | 1944 | ······<div·class="specs"> |
| 1945 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·load_mib(MibName)·->·ok·|·{error,·Reason}·when·MibName·::·<a·href="snmp.html#t:mib_name/0">snmp:mib_name</a>(),·Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1945 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·load_mib(MibName)·->·ok·|·{error,·Reason}·when·MibName·::·<a·href="snmp.html#t:mib_name/0">snmp:mib_name</a>(),·Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1946 | ······</div> | 1946 | ······</div> |
| 1947 | <p>Load·a·<code·class="inline">Mib</code>·into·the·manager.·The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib,·including | 1947 | <p>Load·a·<code·class="inline">Mib</code>·into·the·manager.·The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib,·including |
| 1948 | the·path·to·where·the·compiled·mib·is·found.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id=" | 1948 | the·path·to·where·the·compiled·mib·is·found.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id="5833296325-1">(</span><span·class="ss">my_app</span><span·class="p"·data-group-id="5833296325-1">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"/mibs/"</span><span·class="p">,</span><span·class="w"> |
| 1949 | ··········</span><span·class="nc">snmpm</span><span·class="p">:</span><span·class="nf">load_mib</span><span·class="p"·data-group-id=" | 1949 | ··········</span><span·class="nc">snmpm</span><span·class="p">:</span><span·class="nf">load_mib</span><span·class="p"·data-group-id="5833296325-2">(</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"MY-MIB"</span><span·class="p"·data-group-id="5833296325-2">)</span><span·class="p">.</span></code></pre> |
| 1950 | ··</section> | 1950 | ··</section> |
| 1951 | </section> | 1951 | </section> |
| 1952 | <section·class="detail"·id="log_to_io/1"> | 1952 | <section·class="detail"·id="log_to_io/1"> |
| 1953 | ··<div·class="detail-header"> | 1953 | ··<div·class="detail-header"> |
| 1954 | ····<a·href="#log_to_io/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1954 | ····<a·href="#log_to_io/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1955 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1955 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3450, 16 lines modified | Offset 3450, 16 lines modified | ||
| 3450 | ······<div·class="specs"> | 3450 | ······<div·class="specs"> |
| 3451 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·unload_mib(MibName)·->·ok·|·{error,·Reason}·when·MibName·::·<a·href="snmp.html#t:mib_name/0">snmp:mib_name</a>(),·Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 3451 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·unload_mib(MibName)·->·ok·|·{error,·Reason}·when·MibName·::·<a·href="snmp.html#t:mib_name/0">snmp:mib_name</a>(),·Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 3452 | ······</div> | 3452 | ······</div> |
| 3453 | <p>Unload·a·<code·class="inline">Mib</code>·from·the·manager.·The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib,·including | 3453 | <p>Unload·a·<code·class="inline">Mib</code>·from·the·manager.·The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib,·including |
| 3454 | the·path·to·where·the·compiled·mib·is·found.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id=" | 3454 | the·path·to·where·the·compiled·mib·is·found.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id="6114304576-1">(</span><span·class="ss">my_app</span><span·class="p"·data-group-id="6114304576-1">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"/mibs/"</span><span·class="p">,</span><span·class="w"> |
| 3455 | ··········</span><span·class="nc">snmpm</span><span·class="p">:</span><span·class="nf">unload_mib</span><span·class="p"·data-group-id=" | 3455 | ··········</span><span·class="nc">snmpm</span><span·class="p">:</span><span·class="nf">unload_mib</span><span·class="p"·data-group-id="6114304576-2">(</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"MY-MIB"</span><span·class="p"·data-group-id="6114304576-2">)</span><span·class="p">.</span></code></pre> |
| 3456 | ··</section> | 3456 | ··</section> |
| 3457 | </section> | 3457 | </section> |
| 3458 | <section·class="detail"·id="unregister_agent/2"> | 3458 | <section·class="detail"·id="unregister_agent/2"> |
| 3459 | ··<div·class="detail-header"> | 3459 | ··<div·class="detail-header"> |
| 3460 | ····<a·href="#unregister_agent/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3460 | ····<a·href="#unregister_agent/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3461 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3461 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3891, 15 lines modified | Offset 3891, 15 lines modified | ||
| 3891 | ······<p·class="built-using"> | 3891 | ······<p·class="built-using"> |
| 3892 | ········Built·using | 3892 | ········Built·using |
| 3893 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3893 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3894 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3894 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3895 | ······</p> | 3895 | ······</p> |
| 3896 | <p>Copyright·©·1996-202 | 3896 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3897 | ····</footer> | 3897 | ····</footer> |
| 3898 | ··</div> | 3898 | ··</div> |
| 3899 | </main> | 3899 | </main> |
| 3900 | </div> | 3900 | </div> |
| 3901 | <script> | 3901 | <script> |
| 3902 | ··function·mermaidLoaded()·{ | 3902 | ··function·mermaidLoaded()·{ |
| 3903 | ····mermaid.initialize({ | 3903 | ····mermaid.initialize({ |
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| 1308 | ······<p·class="built-using"> | 1308 | ······<p·class="built-using"> |
| 1309 | ········Built·using | 1309 | ········Built·using |
| 1310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1312 | ······</p> | 1312 | ······</p> |
| 1313 | <p>Copyright·©·1996-202 | 1313 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1314 | ····</footer> | 1314 | ····</footer> |
| 1315 | ··</div> | 1315 | ··</div> |
| 1316 | </main> | 1316 | </main> |
| 1317 | </div> | 1317 | </div> |
| 1318 | <script> | 1318 | <script> |
| 1319 | ··function·mermaidLoaded()·{ | 1319 | ··function·mermaidLoaded()·{ |
| 1320 | ····mermaid.initialize({ | 1320 | ····mermaid.initialize({ |
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| 623 | ······<p·class="built-using"> | 623 | ······<p·class="built-using"> |
| 624 | ········Built·using | 624 | ········Built·using |
| 625 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 625 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 626 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 626 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 627 | ······</p> | 627 | ······</p> |
| 628 | <p>Copyright·©·1996-202 | 628 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 629 | ····</footer> | 629 | ····</footer> |
| 630 | ··</div> | 630 | ··</div> |
| 631 | </main> | 631 | </main> |
| 632 | </div> | 632 | </div> |
| 633 | <script> | 633 | <script> |
| 634 | ··function·mermaidLoaded()·{ | 634 | ··function·mermaidLoaded()·{ |
| 635 | ····mermaid.initialize({ | 635 | ····mermaid.initialize({ |
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| 552 | ······<p·class="built-using"> | 552 | ······<p·class="built-using"> |
| 553 | ········Built·using | 553 | ········Built·using |
| 554 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 554 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 555 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 555 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 556 | ······</p> | 556 | ······</p> |
| 557 | <p>Copyright·©·1996-202 | 557 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 558 | ····</footer> | 558 | ····</footer> |
| 559 | ··</div> | 559 | ··</div> |
| 560 | </main> | 560 | </main> |
| 561 | </div> | 561 | </div> |
| 562 | <script> | 562 | <script> |
| 563 | ··function·mermaidLoaded()·{ | 563 | ··function·mermaidLoaded()·{ |
| 564 | ····mermaid.initialize({ | 564 | ····mermaid.initialize({ |
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| 478 | ······<p·class="built-using"> | 478 | ······<p·class="built-using"> |
| 479 | ········Built·using | 479 | ········Built·using |
| 480 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 480 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 481 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 481 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 482 | ······</p> | 482 | ······</p> |
| 483 | <p>Copyright·©·1996-202 | 483 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 484 | ····</footer> | 484 | ····</footer> |
| 485 | ··</div> | 485 | ··</div> |
| 486 | </main> | 486 | </main> |
| 487 | </div> | 487 | </div> |
| 488 | <script> | 488 | <script> |
| 489 | ··function·mermaidLoaded()·{ | 489 | ··function·mermaidLoaded()·{ |
| 490 | ····mermaid.initialize({ | 490 | ····mermaid.initialize({ |
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| 693 | ······<p·class="built-using"> | 693 | ······<p·class="built-using"> |
| 694 | ········Built·using | 694 | ········Built·using |
| 695 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 695 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 696 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 696 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 697 | ······</p> | 697 | ······</p> |
| 698 | <p>Copyright·©·1996-202 | 698 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 699 | ····</footer> | 699 | ····</footer> |
| 700 | ··</div> | 700 | ··</div> |
| 701 | </main> | 701 | </main> |
| 702 | </div> | 702 | </div> |
| 703 | <script> | 703 | <script> |
| 704 | ··function·mermaidLoaded()·{ | 704 | ··function·mermaidLoaded()·{ |
| 705 | ····mermaid.initialize({ | 705 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 273 | ······<p·class="built-using"> | 273 | ······<p·class="built-using"> |
| 274 | ········Built·using | 274 | ········Built·using |
| 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 277 | ······</p> | 277 | ······</p> |
| 278 | <p>Copyright·©·1996-202 | 278 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 279 | ····</footer> | 279 | ····</footer> |
| 280 | ··</div> | 280 | ··</div> |
| 281 | </main> | 281 | </main> |
| 282 | </div> | 282 | </div> |
| 283 | <script> | 283 | <script> |
| 284 | ··function·mermaidLoaded()·{ | 284 | ··function·mermaidLoaded()·{ |
| 285 | ····mermaid.initialize({ | 285 | ····mermaid.initialize({ |
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| 138 | the·<a·href="configure_algos.html">Configuring·algorithms·in·SSH</a>·chapter.</p><h2·id="options-configuration"·class="section-heading"> | 138 | the·<a·href="configure_algos.html">Configuring·algorithms·in·SSH</a>·chapter.</p><h2·id="options-configuration"·class="section-heading"> |
| 139 | ··<a·href="#options-configuration"·class="hover-link"> | 139 | ··<a·href="#options-configuration"·class="hover-link"> |
| 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 141 | ··</a> | 141 | ··</a> |
| 142 | ··<span·class="text">Options·configuration</span> | 142 | ··<span·class="text">Options·configuration</span> |
| 143 | </h2> | 143 | </h2> |
| 144 | <p>There·are·from·OTP-23.0·two·main·ways·to·set·an·option:</p><ul><li><p>Like·before,·in·the·<code·class="inline">Options</code>·parameter·in·the·Erlang·code·in·a·call·to·for | 144 | <p>There·are·from·OTP-23.0·two·main·ways·to·set·an·option:</p><ul><li><p>Like·before,·in·the·<code·class="inline">Options</code>·parameter·in·the·Erlang·code·in·a·call·to·for |
| 145 | example·<a·href="ssh.html#daemon/3"><code·class="inline">ssh:daemon/3</code></a>·or·<a·href="ssh.html#connect/3"><code·class="inline">ssh:connect/3</code></a>·or·any·of·their·variants.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id=" | 145 | example·<a·href="ssh.html#daemon/3"><code·class="inline">ssh:daemon/3</code></a>·or·<a·href="ssh.html#connect/3"><code·class="inline">ssh:connect/3</code></a>·or·any·of·their·variants.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="8695892278-1">(</span><span·class="mi">22</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8695892278-2">[</span><span·class="p"·data-group-id="8695892278-3">{</span><span·class="ss">user</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·625,·SHA:·f24139b81ef7041f884404da6871582aa50b7b1e8a1783ad88a1b4bdce02bd15·...·]-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ssh</span><span·class="p">,</span><span·class="w"> |
| 146 | ·</span><span·class="p"·data-group-id="2 | 146 | ·</span><span·class="p"·data-group-id="2067904430-2">[</span><span·class="p"·data-group-id="2067904430-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"SSH-2·for·Erlang/OTP"</span><span·class="p"·data-group-id="2067904430-3">}</span><span·class="p">,</span><span·class="w"> |
| 147 | ··</span><span·class="p"·data-group-id="2 | 147 | ··</span><span·class="p"·data-group-id="2067904430-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"4.9"</span><span·class="p"·data-group-id="2067904430-4">}</span><span·class="p">,</span><span·class="w"> |
| 148 | ··</span><span·class="p"·data-group-id="2 | 148 | ··</span><span·class="p"·data-group-id="2067904430-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2067904430-6">[</span><span·class="ss">ssh</span><span·class="p">,</span><span·class="w"> |
| 149 | ········</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 149 | ········</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 150 | ·········</span><span·class="ss">ssh_xfer</span><span·class="p"·data-group-id="2 | 150 | ·········</span><span·class="ss">ssh_xfer</span><span·class="p"·data-group-id="2067904430-6">]</span><span·class="p"·data-group-id="2067904430-5">}</span><span·class="p">,</span><span·class="w"> |
| 151 | ··</span><span·class="p"·data-group-id="2 | 151 | ··</span><span·class="p"·data-group-id="2067904430-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2067904430-8">[</span><span·class="p"·data-group-id="2067904430-8">]</span><span·class="p"·data-group-id="2067904430-7">}</span><span·class="p">,</span><span·class="w"> |
| 152 | ··</span><span·class="p"·data-group-id="2 | 152 | ··</span><span·class="p"·data-group-id="2067904430-9">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2067904430-10">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">st[·...·truncated·by·diffoscope;·len:·266,·SHA:·280231eca54fa28954ef854fd73921664dc468d8b88cd2f2b431ea4835dd60d9·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ··</span><span·class="p"·data-group-id="2 | 153 | ··</span><span·class="p"·data-group-id="2067904430-11">{</span><span·class="ss">env</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2067904430-12">[</span><span·class="p"·data-group-id="2067904430-13">{</span><span·class="ss">user</span><span·class="p">,</span[·...·truncated·by·diffoscope;·len:·128,·SHA:·a08557bc659c460db6fc318bed81649625ca0e20dd47b15c2abee16668ebb175·...·]-13">}</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<·HERE</span><span·class="w"> |
| 154 | ··</span><span·class="p"·data-group-id="2 | 154 | ··</span><span·class="p"·data-group-id="2067904430-14">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2067904430-15">{</span><span·class="ss">ssh_app</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·177,·SHA:·bf4ba2533245d6e781ade5e353643c98f24e0640baa30b4523505368073ea9fd·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 155 | ·······</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre></li><li><p>In·a·.config·file:</p><pre><code·class="text">erl·-config·ex1</code></pre><p>where·<code·class="inline">ex1.config</code>·contains:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 155 | ·······</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre></li><li><p>In·a·.config·file:</p><pre><code·class="text">erl·-config·ex1</code></pre><p>where·<code·class="inline">ex1.config</code>·contains:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8291209705-1">[</span><span·class="w"> |
| 156 | </span><span·class="p"·data-group-id=" | 156 | </span><span·class="p"·data-group-id="8291209705-2">{</span><span·class="ss">ssh</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8291209705-3">[</span><span·class="p"·data-group-id="8291209705-4">{</span><span·class="ss">user</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·208,·SHA:·89e15d6ac69d4488df15751e304fb21c78efd7f255fe1c0235a45d3d73a3feee·...·]-2">}</span><span·class="w"> |
| 157 | </span><span·class="p"·data-group-id=" | 157 | </span><span·class="p"·data-group-id="8291209705-1">]</span><span·class="p">.</span></code></pre></li></ul><p>If·the·option·is·intended·only·for·a·server·or·for·a·client,·it·may·be·set·in |
| 158 | this·way:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6 | 158 | this·way:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1618739128-1">[</span><span·class="w"> |
| 159 | </span><span·class="p"·data-group-id="6 | 159 | </span><span·class="p"·data-group-id="1618739128-2">{</span><span·class="ss">ssh</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1618739128-3">[</span><span·class="p"·data-group-id="1618739128-4">{</span><span·class="ss">server_options</span><span·class="p"[·...·truncated·by·diffoscope;·len:·376,·SHA:·5129a2462a7f861136e3608711c30efa67ab424d3348719d6a1affd83680e46f·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 160 | ·······</span><span·class="p"·data-group-id="6 | 160 | ·······</span><span·class="p"·data-group-id="1618739128-7">{</span><span·class="ss">client_options</span><span·class="p">,</span><span·class="p"·data-group-id="1618739128-8">[</span><span·class="p"·data-group-id="1618739128-9">{</span><span·class="ss">user</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·195,·SHA:·aafe730b4df1b99e7e9df3c5fc0ea50e1f548f88333579eebc7ca68297e1a45a·...·]-7">}</span><span·class="w"> |
| 161 | </span><span·class="p"·data-group-id="6 | 161 | </span><span·class="p"·data-group-id="1618739128-3">]</span><span·class="p">.</span></code></pre><p>A·server·(daemon)·will·use·the·user·name·<code·class="inline">foo</code>,·and·a·client·will·use·the·name |
| 162 | <code·class="inline">bar</code>.</p></li></ul><h2·id="precedence"·class="section-heading"> | 162 | <code·class="inline">bar</code>.</p></li></ul><h2·id="precedence"·class="section-heading"> |
| 163 | ··<a·href="#precedence"·class="hover-link"> | 163 | ··<a·href="#precedence"·class="hover-link"> |
| 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 165 | ··</a> | 165 | ··</a> |
| 166 | ··<span·class="text">Precedence</span> | 166 | ··<span·class="text">Precedence</span> |
| 167 | </h2> | 167 | </h2> |
| 168 | <p>If·an·option·is·set·in·more·than·one·way,·what·happens?</p><p>There·is·an·ordering,·which·is:</p><ul><li>Level·0:·Hard-coded·default·values·in·the·OTP·SSH·source·code</li><li>Level·1:·<a·href="../../../../lib/kernel-10.2.2/doc/html/config.html">OTP·Configuration·Parameters</a></li><li>Level·2:·Options·in·the·<a·href="../../../../lib/kernel-10.2.2/doc/html/config.html">OTP·Configuration·Parameters</a> | 168 | <p>If·an·option·is·set·in·more·than·one·way,·what·happens?</p><p>There·is·an·ordering,·which·is:</p><ul><li>Level·0:·Hard-coded·default·values·in·the·OTP·SSH·source·code</li><li>Level·1:·<a·href="../../../../lib/kernel-10.2.2/doc/html/config.html">OTP·Configuration·Parameters</a></li><li>Level·2:·Options·in·the·<a·href="../../../../lib/kernel-10.2.2/doc/html/config.html">OTP·Configuration·Parameters</a> |
| Offset 225, 96 lines modified | Offset 225, 96 lines modified | ||
| 225 | ··························'aes192-cbc','aes128-cbc','3des-cbc']}]}, | 225 | ··························'aes192-cbc','aes128-cbc','3des-cbc']}]}, |
| 226 | ·{mac,[{client2server,['hmac-sha2-256','hmac-sha2-512', | 226 | ·{mac,[{client2server,['hmac-sha2-256','hmac-sha2-512', |
| 227 | ·······················'hmac-sha1']}, | 227 | ·······················'hmac-sha1']}, |
| 228 | ·······{server2client,['hmac-sha2-256','hmac-sha2-512', | 228 | ·······{server2client,['hmac-sha2-256','hmac-sha2-512', |
| 229 | ·······················'hmac-sha1']}]}, | 229 | ·······················'hmac-sha1']}]}, |
| 230 | ·{compression,[{client2server,[none,'zlib@openssh.com',zlib]}, | 230 | ·{compression,[{client2server,[none,'zlib@openssh.com',zlib]}, |
| 231 | ···············{server2client,[none,'zlib@openssh.com',zlib]}]}]</code></pre><p>Note·that·the·algorithms·in·the·file·<code·class="inline">ex2.config</code>·is·not·yet·applied.·They·will | 231 | ···············{server2client,[none,'zlib@openssh.com',zlib]}]}]</code></pre><p>Note·that·the·algorithms·in·the·file·<code·class="inline">ex2.config</code>·is·not·yet·applied.·They·will |
| 232 | be·when·we·start·ssh:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 232 | be·when·we·start·ssh:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="5413730211-1">(</span><span·class="p"·data-group-id="5413730211-1">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 233 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 234 | 3>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">default_algorithms</span><span·class="p"·data-group-id=" | 234 | 3>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">default_algorithms</span><span·class="p"·data-group-id="5413730211-2">(</span><span·class="p"·data-group-id="5413730211-2">)</span><span·class="p">.</span><span·class="w"> |
| 235 | </span><span·class="p"·data-group-id=" | 235 | </span><span·class="p"·data-group-id="5413730211-3">[</span><span·class="p"·data-group-id="5413730211-4">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="5413730211-5">[</span><span·class="ss">'ecdh-sha2-nistp384'</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·69,·SHA:·c55ce0791bba9e4f9debbd4480ee4b73cf3de301f08669ca31ef71b09ef27228·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 236 | ·</span><span·class="p"·data-group-id=" | 236 | ·</span><span·class="p"·data-group-id="5413730211-6">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="p"·data-group-id="5413730211-7">[</span><span·class="ss">'ssh-rsa'</span><span·class="p"·data-group-id="5413730211-7">]</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·e1d814936d6624ac0f8e527ed7610eb739da933a3ac43184d30a32337ca4eade·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 237 | ·</span><span·class="p"·data-group-id=" | 237 | ·</span><span·class="p"·data-group-id="5413730211-8">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="5413730211-9">[</span><span·class="p"·data-group-id="5413730211-10">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class=[·...·truncated·by·diffoscope;·len:·181,·SHA:·7a4615e89a40a51f5e5eed4e3b2a3653266b4d13fdbf13e9bdda25bfd99c461a·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 238 | ··········</span><span·class="p"·data-group-id=" | 238 | ··········</span><span·class="p"·data-group-id="5413730211-12">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="5413730211-13">[</span><span·class="ss">'aes192-ctr'</span><span·class="p"·data-group-id="5413730211-13">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·128,·SHA:·a482a7248e51fa782786af07de5e3806c9db7fb8f745eadce852db8c55978318·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 239 | ·</span><span·class="p"·data-group-id=" | 239 | ·</span><span·class="p"·data-group-id="5413730211-14">{</span><span·class="ss">mac</span><span·class="p">,</span><span·class="p"·data-group-id="5413730211-15">[</span><span·class="p"·data-group-id="5413730211-16">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·179,·SHA:·43b9933640f449f5fc4acbf1506dde5101c56f94df63f1c25e0c92af98e9481f·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 240 | ·······</span><span·class="p"·data-group-id="8231419787-18">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="8231419787-19">[</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="8231419787-19">]</span><span·class="p"·data-group-id="8231419787-18">}</span><span·class="p"·data-group-id="8231419787-15">]</span><span·class="p"·data-group-id="8231419787-14">}</span><span·class="p">,</span><span·class="w"> | ||
| 241 | ·</span><span·class="p"·data-group-id="8231419787-20">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="8231419787-21">[</span><span·class="p"·data-group-id="8231419787-22">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="p"·data-group-id="8231419787-23">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="8231419787-23">]</span><span·class="p"·data-group-id="8231419787-22">}</span><span·class="p">,</span><span·class="w"> | ||
| 242 | ······· | 240 | ·······</span><span·class="p"·data-group-id="5413730211-18">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="5413730211-19">[</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="541373[·...·truncated·by·diffoscope;·len:·196,·SHA:·9f5b9dc2d0a9485bbb5aef7445567ba908f70d22d61b92fc84417ef40f33e3c8·...·]</span><span·class="w"> |
| 241 | ·</span><span·class="p"·data-group-id="5413730211-20">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="5413730211-21">[</span><span·class="p"·data-group-id="5413730211-22">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="p"·data-group-id="5413730211-23">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="5413730211-23">]</span><span·class="p"·data-group-id="5413730211-22">}</span><span·class="p">,</span><span·class="w"> | ||
| 242 | ···············</span><span·class="p"·data-group-id="5413730211-24">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="5413730211-25">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="5413730211-25">]</span><span·class="p"·data-group-id="5413730211-24">}</span><span·class="p"·data-group-id="5413730211-21">]</span><span·class="p"·data-group-id="5413730211-20">}</span><span·class="p"·data-group-id="5413730211-3">]</span><span·class="w"> | ||
| 243 | </span><span·class="mi">4</span><span·class="o">></span></code></pre><p>We·see·that·the·algorithm·set·is·changed·to·the·one·in·the·<code·class="inline">ex2.config</code>.·Since | 243 | </span><span·class="mi">4</span><span·class="o">></span></code></pre><p>We·see·that·the·algorithm·set·is·changed·to·the·one·in·the·<code·class="inline">ex2.config</code>.·Since |
| 244 | <code·class="inline">compression</code>·is·not·specified·in·the·file,·the·hard-coded·default·is·still·used | 244 | <code·class="inline">compression</code>·is·not·specified·in·the·file,·the·hard-coded·default·is·still·used |
| 245 | for·that·entry.</p><h4>Establishing·a·connection·(ssh:connect·et·al)·or·starting·a·daemon·(ssh:daemon)</h4><p>Both·when·the·client·establishes·a·connection·with·ssh:connect·or·other | 245 | for·that·entry.</p><h4>Establishing·a·connection·(ssh:connect·et·al)·or·starting·a·daemon·(ssh:daemon)</h4><p>Both·when·the·client·establishes·a·connection·with·ssh:connect·or·other |
| 246 | functions,·or·a·daemon·is·started·with·ssh:daemon,·the·option·lists·in·the | 246 | functions,·or·a·daemon·is·started·with·ssh:daemon,·the·option·lists·in·the |
| 247 | function·calls·are·also·used.</p><p>If·a·client·is·started·(ssh:connect·et·al),·the·environment·variable | 247 | function·calls·are·also·used.</p><p>If·a·client·is·started·(ssh:connect·et·al),·the·environment·variable |
| 248 | <code·class="inline">client_options</code>·is·used.·Similarly·for·a·daemon·the·<code·class="inline">server_options</code>·variable | 248 | <code·class="inline">client_options</code>·is·used.·Similarly·for·a·daemon·the·<code·class="inline">server_options</code>·variable |
| 249 | is·handled.</p><p>If·any·<a·href="ssh.html#t:preferred_algorithms_common_option/0">preferred_algorithms</a>·is | 249 | is·handled.</p><p>If·any·<a·href="ssh.html#t:preferred_algorithms_common_option/0">preferred_algorithms</a>·is |
| 250 | present,·the·one·with·the·highest·level·is·used,·that·is,·the·<code·class="inline">Option</code>·list | 250 | present,·the·one·with·the·highest·level·is·used,·that·is,·the·<code·class="inline">Option</code>·list |
| 251 | parameter·has·the·highest·priority.·Then·the | 251 | parameter·has·the·highest·priority.·Then·the |
| 252 | <a·href="ssh.html#t:modify_algorithms_common_option/0">modify_algorithms</a>·on·all·levels·in | 252 | <a·href="ssh.html#t:modify_algorithms_common_option/0">modify_algorithms</a>·on·all·levels·in |
| 253 | order·starting·with·level·0·are·applied.</p><p>We·continue·the·example·above·by·connecting·to·a·server·and·modifying·the·<code·class="inline">kex</code> | 253 | order·starting·with·level·0·are·applied.</p><p>We·continue·the·example·above·by·connecting·to·a·server·and·modifying·the·<code·class="inline">kex</code> |
| 254 | algorithm·set.·We·remove·the·only·one·(<code·class="inline">'ecdh-sha2-nistp384'</code>)·and·add | 254 | algorithm·set.·We·remove·the·only·one·(<code·class="inline">'ecdh-sha2-nistp384'</code>)·and·add |
| 255 | <code·class="inline">'curve25519-sha256@libssh.org'</code>·by·appending·it·to·the·now·empty·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="p"·data-group-id=" | 255 | <code·class="inline">'curve25519-sha256@libssh.org'</code>·by·appending·it·to·the·now·empty·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="p"·data-group-id="5475779288-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">C</span><span·class="p"·data-group-id="5475779288-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ssh</span><span·cl[·...·truncated·by·diffoscope;·len:·88,·SHA:·53e96fb950879afc9e01368e50fdb1420e275054b8432f23325d0e2efdff54d3·...·]-2">(</span><span·class="ss">loopback</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">22</span><span·class="p">,</span><span·class="w"> |
| 256 | ························</span><span·class="p"·data-group-id=" | 256 | ························</span><span·class="p"·data-group-id="5475779288-3">[</span><span·class="p"·data-group-id="5475779288-4">{</span><span·class="ss">modify_algorithms</span><span·class="p">,</span><span·class="w"> |
| 257 | ·································</span><span·class="p"·data-group-id=" | 257 | ·································</span><span·class="p"·data-group-id="5475779288-5">[</span><span·class="p"·data-group-id="5475779288-6">{</span><span·class="ss">rm</span><span·class="p">,</span><span·class="w"> |
| 258 | ·····································</span><span·class="p"·data-group-id=" | 258 | ·····································</span><span·class="p"·data-group-id="5475779288-7">[</span><span·class="w">·</span><span·class="p"·data-group-id="5475779288-8">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="5475779288-9">[</span><span·class="ss">'ecdh-sha2-nistp384'</span><[·...·truncated·by·diffoscope;·len:·170,·SHA:·21ad9d50e21803df8808b04c1cf95f94a2f351b729585c3401ad791740c6c9dc·...·]-7">]</span><span·class="w"> |
| 259 | » » » » ··</span><span·class="p"·data-group-id=" | 259 | » » » » ··</span><span·class="p"·data-group-id="5475779288-6">}</span><span·class="p">,</span><span·class="w"> |
| 260 | ··································</span><span·class="p"·data-group-id=" | 260 | ··································</span><span·class="p"·data-group-id="5475779288-10">{</span><span·class="ss">append</span><span·class="p">,</span><span·class="w"> |
| 261 | » » » ·············</span><span·class="p"·data-group-id=" | 261 | » » » ·············</span><span·class="p"·data-group-id="5475779288-11">[</span><span·class="w">·</span><span·class="p"·data-group-id="5475779288-12">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="5475779288-13">[</span><span·class="ss">'curve25519-sha256@libssh.org[·...·truncated·by·diffoscope;·len:·185,·SHA:·21f001b86cbc14c8d2e403863526978755d8b84566bd2b510ede14956e0f311d·...·]-11">]</span><span·class="w"> |
| 262 | » » » » ··</span><span·class="p"·data-group-id=" | 262 | » » » » ··</span><span·class="p"·data-group-id="5475779288-10">}</span><span·class="w"> |
| 263 | » » » » ·</span><span·class="p"·data-group-id=" | 263 | » » » » ·</span><span·class="p"·data-group-id="5475779288-5">]</span><span·class="w"> |
| 264 | » ·················</span><span·class="p"·data-group-id=" | 264 | » ·················</span><span·class="p"·data-group-id="5475779288-4">}</span><span·class="w"> |
| 265 | ························</span><span·class="p"·data-group-id=" | 265 | ························</span><span·class="p"·data-group-id="5475779288-3">]</span><span·class="p"·data-group-id="5475779288-2">)</span><span·class="p">.</span><span·class="w"> |
| 266 | </span><span·class="p"·data-group-id=" | 266 | </span><span·class="p"·data-group-id="5475779288-14">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o">></span><span·class="mf">0.118</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="5475779288-14">}</span></code></pre><p>We·check·which·algorithms·are·negotiated·by·the·client·and·the·server,·and·note |
| 267 | that·the·(only)·<code·class="inline">kex</code>·algorithm·<code·class="inline">'curve25519-sha256@libssh.org'</code>·was·selected:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">connection_info</span><span·class="p"·data-group-id=" | 267 | that·the·(only)·<code·class="inline">kex</code>·algorithm·<code·class="inline">'curve25519-sha256@libssh.org'</code>·was·selected:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">connection_info</span><span·class="p"·data-group-id="6683288485-1">(</span><span·class="n">C</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">algorithms</span><span·class="p"·data-group-id="6683288485-1">)</span><span·class="p">.</span><span·class="w"> |
| 268 | </span><span·class="p"·data-group-id=" | 268 | </span><span·class="p"·data-group-id="6683288485-2">{</span><span·class="ss">algorithms</span><span·class="p">,</span><span·class="p"·data-group-id="6683288485-3">[</span><span·class="p"·data-group-id="6683288485-4">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="ss">&#[·...·truncated·by·diffoscope;·len:·84,·SHA:·a0d7d771c15a1db75d8a006d1c35ec21b9faa100d434622ce03b6df6aa156228·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 269 | ·············</span><span·class="p"·data-group-id=" | 269 | ·············</span><span·class="p"·data-group-id="6683288485-5">{</span><span·class="ss">hkey</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p"·data-group-id="6683288485-5">}</span><span·class="p">,</span><span·class="w"> |
| 270 | ·············</span><span·class="p"·data-group-id=" | 270 | ·············</span><span·class="p"·data-group-id="6683288485-6">{</span><span·class="ss">send_mac</span><span·class="p">,</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="6683288485-6">}</span><span·class="p">,</span><span·class="w"> |
| 271 | ·············</span><span·class="p"·data-group-id=" | 271 | ·············</span><span·class="p"·data-group-id="6683288485-7">{</span><span·class="ss">recv_mac</span><span·class="p">,</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="6683288485-7">}</span><span·class="p">,</span><span·class="w"> |
| 272 | ·············</span><span·class="p"·data-group-id=" | 272 | ·············</span><span·class="p"·data-group-id="6683288485-8">{</span><span·class="ss">encrypt</span><span·class="p">,</span><span·class="ss">'aes192-ctr'</span><span·class="p"·data-group-id="6683288485-8">}</span><span·class="p">,</span><span·class="w"> |
| 273 | ·············</span><span·class="p"·data-group-id=" | 273 | ·············</span><span·class="p"·data-group-id="6683288485-9">{</span><span·class="ss">decrypt</span><span·class="p">,</span><span·class="ss">'aes192-ctr'</span><span·class="p"·data-group-id="6683288485-9">}</span><span·class="p">,</span><span·class="w"> |
| 274 | ·············</span><span·class="p"·data-group-id=" | 274 | ·············</span><span·class="p"·data-group-id="6683288485-10">{</span><span·class="ss">compress</span><span·class="p">,</span><span·class="ss">none</span><span·class="p"·data-group-id="6683288485-10">}</span><span·class="p">,</span><span·class="w"> |
| 275 | ·············</span><span·class="p"·data-group-id=" | 275 | ·············</span><span·class="p"·data-group-id="6683288485-11">{</span><span·class="ss">decompress</span><span·class="p">,</span><span·class="ss">none</span><span·class="p"·data-group-id="6683288485-11">}</span><span·class="p">,</span><span·class="w"> |
| 276 | ·············</span><span·class="p"·data-group-id=" | 276 | ·············</span><span·class="p"·data-group-id="6683288485-12">{</span><span·class="ss">send_ext_info</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="6683288485-12">}</span><span·class="p">,</span><span·class="w"> |
| 277 | ·············</span><span·class="p"·data-group-id=" | 277 | ·············</span><span·class="p"·data-group-id="6683288485-13">{</span><span·class="ss">recv_ext_info</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="6683288485-13">}</span><span·class="p"·data-group-id="6683288485-3">]</span><span·class="p"·data-group-id="668328[·...·truncated·by·diffoscope;·len:·4,·SHA:·25359cfb8608d67e74a46b23cf6d113736652692a401705348dd77df687a1ab7·...·]-2">}</span></code></pre><h4>Example·of·modify_algorithms·handling</h4><p>We·will·now·check·if·the |
| 278 | <a·href="ssh.html#t:modify_algorithms_common_option/0">modify_algorithms</a>·on·a·lower·level | 278 | <a·href="ssh.html#t:modify_algorithms_common_option/0">modify_algorithms</a>·on·a·lower·level |
| 279 | is·applied·to·a | 279 | is·applied·to·a |
| 280 | <a·href="ssh.html#t:preferred_algorithms_common_option/0">preferred_algorithms</a>·on·a·higher | 280 | <a·href="ssh.html#t:preferred_algorithms_common_option/0">preferred_algorithms</a>·on·a·higher |
| 281 | level.·We·will·do·that·by·enabling·the·<code·class="inline">ssh-dss</code>·algorithm·that·is·supported, | 281 | level.·We·will·do·that·by·enabling·the·<code·class="inline">ssh-dss</code>·algorithm·that·is·supported, |
| 282 | but·not·in·the·default·set.</p><p>The·config·file·<code·class="inline">ex3.config</code>·has·the·contents:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 282 | but·not·in·the·default·set.</p><p>The·config·file·<code·class="inline">ex3.config</code>·has·the·contents:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5071408704-1">[</span><span·class="w"> |
| 283 | ·</span><span·class="p"·data-group-id=" | 283 | ·</span><span·class="p"·data-group-id="5071408704-2">{</span><span·class="ss">ssh</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5071408704-3">[</span><span·class="p"·data-group-id="5071408704-4">{</span><span·class="ss">modify_algorithms</span><span·class="p">,</span><span·class="w"> |
| 284 | ·········</span><span·class="p"·data-group-id=" | 284 | ·········</span><span·class="p"·data-group-id="5071408704-5">[</span><span·class="w">·</span><span·class="p"·data-group-id="5071408704-6">{</span><span·class="ss">prepend</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5071408704-7">[</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·481,·SHA:·ff39a1ea37378d68132d93aa180fc2cf16f598c8b58eae6c35110e660e25924f·...·]-5">]</span><span·class="w"> |
| 285 | ········</span><span·class="p"·data-group-id=" | 285 | ········</span><span·class="p"·data-group-id="5071408704-4">}</span><span·class="p"·data-group-id="5071408704-3">]</span><span·class="p"·data-group-id="5071408704-2">}</span><span·class="w"> |
| 286 | </span><span·class="p"·data-group-id=" | 286 | </span><span·class="p"·data-group-id="5071408704-1">]</span><span·class="p">.</span></code></pre><p>A·newly·started·erlang·shell·shows·that·no·<code·class="inline">'ssh-dss'</code>·is·present·in·the |
| 287 | <code·class="inline">public_key</code>·entry:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 287 | <code·class="inline">public_key</code>·entry:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="2541844644-1">(</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">default_algorithms</span><span·class="p"·data-group-id="2541844644-2">(</span><span·[·...·truncated·by·diffoscope;·len:·88,·SHA:·25a5cf209f462cdf603d7f829a33ad93fe4b2d82db88ce9f226581bba2de0e7e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 288 | </span><span·class="p"·data-group-id=" | 288 | </span><span·class="p"·data-group-id="2541844644-3">[</span><span·class="ss">'ecdsa-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdsa-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 289 | ·</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-ed25519'</span><span·class="p">,</span><span·class="ss">'ssh-ed448'</span><span·class="p">,</span><span·class="w"> | 289 | ·</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-ed25519'</span><span·class="p">,</span><span·class="ss">'ssh-ed448'</span><span·class="p">,</span><span·class="w"> |
| 290 | ·</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p"·data-group-id=" | 290 | ·</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p"·data-group-id="2541844644-3">]</span><span·class="w"> |
| 291 | </span><span·class="mi">2</span><span·class="o">></span></code></pre><p>A·call·to·<a·href="ssh.html#connect/3"><code·class="inline">ssh:connect/3</code></a>·removes·all·algorithms·but·one·of·each·type:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 291 | </span><span·class="mi">2</span><span·class="o">></span></code></pre><p>A·call·to·<a·href="ssh.html#connect/3"><code·class="inline">ssh:connect/3</code></a>·removes·all·algorithms·but·one·of·each·type:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6336027957-1">(</span><span·class="p"·data-group-id="6336027957-1">)</span><span·class="p">.</span><span·class="w"> |
| 292 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 292 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 293 | 3>·</span><span·class="p"·data-group-id=" | 293 | 3>·</span><span·class="p"·data-group-id="6336027957-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">C</span><span·class="p"·data-group-id="6336027957-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ssh</span><span·cl[·...·truncated·by·diffoscope;·len:·88,·SHA:·e961fa918516b8e69dc441a3d979f303179288b7fd9e935c66f4ef131f3dace7·...·]-3">(</span><span·class="ss">loopback</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">22</span><span·class="p">,</span><span·class="w"> |
| 294 | ························</span><span·class="p"·data-group-id=" | 294 | ························</span><span·class="p"·data-group-id="6336027957-4">[</span><span·class="p"·data-group-id="6336027957-5">{</span><span·class="ss">preferred_algorithms</span><span·class="p">,</span><span·class="w"> |
| 295 | ·························</span><span·class="p"·data-group-id=" | 295 | ·························</span><span·class="p"·data-group-id="6336027957-6">[</span><span·class="p"·data-group-id="6336027957-7">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6336027957-8">[</span><span·class="ss">'ecdsa-sha2-nistp256'[·...·truncated·by·diffoscope;·len:·101,·SHA:·35d7cac56f36a9f05c015871f2850d5ae10fc0f886ca0724db598e3e313d2444·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 296 | » » » ··</span><span·class="p"·data-group-id=" | 296 | » » » ··</span><span·class="p"·data-group-id="6336027957-9">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6336027957-10">[</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p"·data-group-id="6336027957-10">]</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·673d0271d7f14bf19b96bc13b5a55881b855e38df70b0ccd78e0e7691f02f638·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 297 | » » ··········</span><span·class="p"·data-group-id=" | 297 | » » ··········</span><span·class="p"·data-group-id="6336027957-11">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6336027957-12">[</span><span·class="ss">'chacha20-poly1305@openssh.com'</span><span·class="p"·data-group-id="6336027[·...·truncated·by·diffoscope;·len:·57,·SHA:·ba1d87d8e8cbf7cf73bf8639f942a09941ee8899e799cd4df8eed2d6e3176d0d·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 298 | » » » ··</span><span·class="p"·data-group-id=" | 298 | » » » ··</span><span·class="p"·data-group-id="6336027957-13">{</span><span·class="ss">mac</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6336027957-14">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p"·data-group-id="6336027957-14">]</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·235a1491c7e7737635aa28a39e357ffcf39100c7738f5204075dd327d6ada77d·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 299 | » » » ··</span><span·class="p"·data-group-id=" | 299 | » » » ··</span><span·class="p"·data-group-id="6336027957-15">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6336027957-16">[</span><span·class="ss">none</span><span·class="p"·data-group-id="6336027957-16">]</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·8f95348c39568a6a24d9b495a1b48c78caaa6ff1d6d20825454580e39efad102·...·]-15">}</span><span·class="w"> |
| 300 | » » » ··</span><span·class="p"·data-group-id=" | 300 | » » » ··</span><span·class="p"·data-group-id="6336027957-6">]</span><span·class="p"·data-group-id="6336027957-5">}</span><span·class="w"> |
| 301 | » » » ·</span><span·class="p"·data-group-id=" | 301 | » » » ·</span><span·class="p"·data-group-id="6336027957-4">]</span><span·class="p"·data-group-id="6336027957-3">)</span><span·class="p">.</span><span·class="w"> |
| 302 | </span><span·class="p"·data-group-id=" | 302 | </span><span·class="p"·data-group-id="6336027957-17">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.101</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="6336027957-17">}</span><span·class="gp·unselectable"> |
| 303 | 4>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">connection_info</span><span·class="p"·data-group-id=" | 303 | 4>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">connection_info</span><span·class="p"·data-group-id="6336027957-18">(</span><span·class="n">C</span><span·class="p">,</span><span·class="ss">algorithms</span><span·class="p"·data-group-id="6336027957-18">)</span><span·class="p">.</span><span·class="w"> |
| 304 | </span><span·class="p"·data-group-id=" | 304 | </span><span·class="p"·data-group-id="6336027957-19">{</span><span·class="ss">algorithms</span><span·class="p">,</span><span·class="p"·data-group-id="6336027957-20">[</span><span·class="p"·data-group-id="6336027957-21">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="ss"[·...·truncated·by·diffoscope;·len:·77,·SHA:·71c7d0215862b144a8053786ed7de5fee1af343973059268c7be778029465d3c·...·]-21">}</span><span·class="p">,</span><span·class="w"> |
| 305 | ·············</span><span·class="p"·data-group-id=" | 305 | ·············</span><span·class="p"·data-group-id="6336027957-22">{</span><span·class="ss">hkey</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id="6336027957-22">}</span><span·class="p">,</span><span·class="w"> |
| 306 | ·············</span><span·class="p"·data-group-id=" | 306 | ·············</span><span·class="p"·data-group-id="6336027957-23">{</span><span·class="ss">send_mac</span><span·class="p">,</span><span·class="ss">'chacha20-poly1305@openssh.com'</span><span·class="p"·data-group-id="6336027957-23">}</span><span·class="p">,</span><span·class="w"> |
| 307 | ·············</span><span·class="p"·data-group-id=" | 307 | ·············</span><span·class="p"·data-group-id="6336027957-24">{</span><span·class="ss">recv_mac</span><span·class="p">,</span><span·class="ss">'chacha20-poly1305@openssh.com'</span><span·class="p"·data-group-id="6336027957-24">}</span><span·class="p">,</span><span·class="w"> |
| 308 | ·············</span><span·class="p"·data-group-id=" | 308 | ·············</span><span·class="p"·data-group-id="6336027957-25">{</span><span·class="ss">encrypt</span><span·class="p">,</span><span·class="ss">'chacha20-poly1305@openssh.com'</span><span·class="p"·data-group-id="6336027957-25">}</span><span·class="p">,</span><span·class="w"> |
| 309 | ·············</span><span·class="p"·data-group-id=" | 309 | ·············</span><span·class="p"·data-group-id="6336027957-26">{</span><span·class="ss">decrypt</span><span·class="p">,</span><span·class="ss">'chacha20-poly1305@openssh.com'</span><span·class="p"·data-group-id="6336027957-26">}</span><span·class="p">,</span><span·class="w"> |
| 310 | ·············</span><span·class="p"·data-group-id=" | 310 | ·············</span><span·class="p"·data-group-id="6336027957-27">{</span><span·class="ss">compress</span><span·class="p">,</span><span·class="ss">none</span><span·class="p"·data-group-id="6336027957-27">}</span><span·class="p">,</span><span·class="w"> |
| 311 | ·············</span><span·class="p"·data-group-id=" | 311 | ·············</span><span·class="p"·data-group-id="6336027957-28">{</span><span·class="ss">decompress</span><span·class="p">,</span><span·class="ss">none</span><span·class="p"·data-group-id="6336027957-28">}</span><span·class="p">,</span><span·class="w"> |
| 312 | ·············</span><span·class="p"·data-group-id=" | 312 | ·············</span><span·class="p"·data-group-id="6336027957-29">{</span><span·class="ss">send_ext_info</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="6336027957-29">}</span><span·class="p">,</span><span·class="w"> |
| 313 | ·············</span><span·class="p"·data-group-id=" | 313 | ·············</span><span·class="p"·data-group-id="6336027957-30">{</span><span·class="ss">recv_ext_info</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="6336027957-30">}</span><span·class="p"·data-group-id="6336027957-20">]</span><span·class="p"·data-group-id="63360[·...·truncated·by·diffoscope;·len:·5,·SHA:·8f1721ba893d83835835af2472df0d3562f75a8fa9f7074fbbab62d34e30c50c·...·]-19">}</span><span·class="w"> |
| 314 | </span><span·class="mi">5</span><span·class="o">></span></code></pre><p>But·<code·class="inline">'ssh-dss'</code>·is·selected·although·the·call·inserted·<em>only</em> | 314 | </span><span·class="mi">5</span><span·class="o">></span></code></pre><p>But·<code·class="inline">'ssh-dss'</code>·is·selected·although·the·call·inserted·<em>only</em> |
| 315 | <code·class="inline">'ecdsa-sha2-nistp256'</code>·as·acceptable.</p><p>This·example·showed·that·we·could·augment·the·set·of·algorithms·with·a | 315 | <code·class="inline">'ecdsa-sha2-nistp256'</code>·as·acceptable.</p><p>This·example·showed·that·we·could·augment·the·set·of·algorithms·with·a |
| 316 | config-file·without·the·need·to·change·the·actual·call.</p><p>For·demonstration·purposes·we·used·<code·class="inline">prepend</code>·instead·of·<code·class="inline">append</code>.·This·forces | 316 | config-file·without·the·need·to·change·the·actual·call.</p><p>For·demonstration·purposes·we·used·<code·class="inline">prepend</code>·instead·of·<code·class="inline">append</code>.·This·forces |
| 317 | the·negotiation·to·select·<code·class="inline">ssh-dss</code>·since·the·the·full·list·of·public·key | 317 | the·negotiation·to·select·<code·class="inline">ssh-dss</code>·since·the·the·full·list·of·public·key |
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| 166 | ··</a> | 166 | ··</a> |
| 167 | ··<span·class="text">The·SSH·app's·mechanism</span> | 167 | ··<span·class="text">The·SSH·app's·mechanism</span> |
| 168 | </h3> | 168 | </h3> |
| 169 | <p>The·set·of·algorithms·that·the·SSH·app·uses·by·default·depends·on·the·algorithms | 169 | <p>The·set·of·algorithms·that·the·SSH·app·uses·by·default·depends·on·the·algorithms |
| 170 | supported·by·the:</p><ul><li><a·href="../../../../lib/crypto-5.5.2/doc/html/crypto.html"><code·class="inline">crypto</code></a>·app,</li><li>The·cryptolib·OTP·is·linked·with,·usually·the·one·the·OS·uses,·probably | 170 | supported·by·the:</p><ul><li><a·href="../../../../lib/crypto-5.5.2/doc/html/crypto.html"><code·class="inline">crypto</code></a>·app,</li><li>The·cryptolib·OTP·is·linked·with,·usually·the·one·the·OS·uses,·probably |
| 171 | OpenSSL,</li><li>and·finally·what·the·SSH·app·implements</li></ul><p>Due·to·this,·it·impossible·to·list·in·documentation·what·algorithms·that·are | 171 | OpenSSL,</li><li>and·finally·what·the·SSH·app·implements</li></ul><p>Due·to·this,·it·impossible·to·list·in·documentation·what·algorithms·that·are |
| 172 | available·in·a·certain·installation.</p><p>There·is·an·important·command·to·list·the·actual·algorithms·and·their·ordering: | 172 | available·in·a·certain·installation.</p><p>There·is·an·important·command·to·list·the·actual·algorithms·and·their·ordering: |
| 173 | <a·href="ssh.html#default_algorithms/0"><code·class="inline">ssh:default_algorithms/0</code></a>.</p><pre·id="example_default_algorithms"><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">0>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">default_algorithms</span><span·class="p"·data-group-id=" | 173 | <a·href="ssh.html#default_algorithms/0"><code·class="inline">ssh:default_algorithms/0</code></a>.</p><pre·id="example_default_algorithms"><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">0>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">default_algorithms</span><span·class="p"·data-group-id="4184977426-1">(</span><span·class="p"·data-group-id="4184977426-1">)</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="p"·data-group-id=" | 174 | </span><span·class="p"·data-group-id="4184977426-2">[</span><span·class="p"·data-group-id="4184977426-3">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="4184977426-4">[</span><span·class="ss">'ecdh-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdh-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 175 | ·······</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'diffie-hellman-group-exchange-sha256'</span><span·class="p">,</span><span·class="w"> | 175 | ·······</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'diffie-hellman-group-exchange-sha256'</span><span·class="p">,</span><span·class="w"> |
| 176 | ·······</span><span·class="ss">'diffie-hellman-group16-sha512'</span><span·class="p">,</span><span·class="w"> | 176 | ·······</span><span·class="ss">'diffie-hellman-group16-sha512'</span><span·class="p">,</span><span·class="w"> |
| 177 | ·······</span><span·class="ss">'diffie-hellman-group18-sha512'</span><span·class="p">,</span><span·class="w"> | 177 | ·······</span><span·class="ss">'diffie-hellman-group18-sha512'</span><span·class="p">,</span><span·class="w"> |
| 178 | ·······</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p">,</span><span·class="w"> | 178 | ·······</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p">,</span><span·class="w"> |
| 179 | ·······</span><span·class="ss">'diffie-hellman-group14-sha1'</span><span·class="p">,</span><span·class="w"> | 179 | ·······</span><span·class="ss">'diffie-hellman-group14-sha1'</span><span·class="p">,</span><span·class="w"> |
| 180 | ·······</span><span·class="ss">'diffie-hellman-group-exchange-sha1'</span><span·class="p"·data-group-id=" | 180 | ·······</span><span·class="ss">'diffie-hellman-group-exchange-sha1'</span><span·class="p"·data-group-id="4184977426-4">]</span><span·class="p"·data-group-id="4184977426-3">}</span><span·class="p">,</span><span·class="w"> |
| 181 | ·</span><span·class="p"·data-group-id=" | 181 | ·</span><span·class="p"·data-group-id="4184977426-5">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="p"·data-group-id="4184977426-6">[</span><span·class="ss">'ecdsa-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdsa-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 182 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> | 182 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> |
| 183 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id=" | 183 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id="4184977426-6">]</span><span·class="p"·data-group-id="4184977426-5">}</span><span·class="p">,</span><span·class="w"> |
| 184 | ·</span><span·class="p"·data-group-id=" | 184 | ·</span><span·class="p"·data-group-id="4184977426-7">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="4184977426-8">[</span><span·class="p"·data-group-id="4184977426-9">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·91ee02d917e9fb861ec447c7dd36fd02470f5685ee431341056ac976740b1551·...·]-10">[</span><span·class="ss">'aes256-gcm@openssh.com'</span><span·class="p">,</span><span·class="w"> |
| 185 | ··························</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="w"> | 185 | ··························</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="w"> |
| 186 | ··························</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id=" | 186 | ··························</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id="4184977426-10">]</span><span·class="p"·data-group-id="4184977426-9">}</span><span·class="p">,</span><span·class="w"> |
| 187 | ··········</span><span·class="p"·data-group-id=" | 187 | ··········</span><span·class="p"·data-group-id="4184977426-11">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="4184977426-12">[</span><span·class="ss">'aes256-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="w"> |
| 188 | ··························</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="w"> | 188 | ··························</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="w"> |
| 189 | ··························</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id=" | 189 | ··························</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id="4184977426-12">]</span><span·class="p"·data-group-id="4184977426-11">}</span><span·class="p"·data-group-id="4184977426-8">]</span><span·class="p"·data-group-id="4184977426-7">}</span><span·class="p">,</span><span·class="w"> |
| 190 | ·</span><span·class="p"·data-group-id=" | 190 | ·</span><span·class="p"·data-group-id="4184977426-13">{</span><span·class="ss">mac</span><span·class="p">,</span><span·class="p"·data-group-id="4184977426-14">[</span><span·class="p"·data-group-id="4184977426-15">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·91ee02d917e9fb861ec447c7dd36fd02470f5685ee431341056ac976740b1551·...·]-16">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha2-512'</span><span·class="p">,</span><span·class="w"> |
| 191 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id=" | 191 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="4184977426-16">]</span><span·class="p"·data-group-id="4184977426-15">}</span><span·class="p">,</span><span·class="w"> |
| 192 | ·······</span><span·class="p"·data-group-id=" | 192 | ·······</span><span·class="p"·data-group-id="4184977426-17">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="4184977426-18">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha2-512'</span><span·class="p">,</span><span·class="w"> |
| 193 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id=" | 193 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="4184977426-18">]</span><span·class="p"·data-group-id="4184977426-17">}</span><span·class="p"·data-group-id="4184977426-14">]</span><span·class="p"·data-group-id="4184977426-13">}</span><span·class="p">,</span><span·class="w"> |
| 194 | ·</span><span·class="p"·data-group-id="0560609877-19">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="0560609877-20">[</span><span·class="p"·data-group-id="0560609877-21">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="p"·data-group-id="0560609877-22">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="0560609877-22">]</span><span·class="p"·data-group-id="0560609877-21">}</span><span·class="p">,</span><span·class="w"> | ||
| 195 | · | 194 | ·</span><span·class="p"·data-group-id="4184977426-19">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="4184977426-20">[</span><span·class="p"·data-group-id="4184977426-21">{</span><span·class="ss">client2serv[·...·truncated·by·diffoscope;·len:·389,·SHA:·3faa1ec71515e9b634adea7cf3e5a63d64f5ba196aed547f70847901992811c9·...·] |
| 195 | ···············</span><span·class="p"·data-group-id="4184977426-23">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="4184977426-24">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="4184977426-24">]</span><span·class="p"·data-group-id="4184977426-23">}</span><span·class="p"·data-group-id="4184977426-20">]</span><span·class="p"·data-group-id="4184977426-19">}</span><span·class="p"·data-group-id="4184977426-2">]</span></code></pre><p>To·change·the·algorithm·list,·there·are·two·options·which·can·be·used·in | ||
| 196 | <a·href="ssh.html#connect/3">ssh:connect/2,3,4</a>·and·<a·href="ssh.html#daemon/2">ssh:daemon/2,3</a>.·The | 196 | <a·href="ssh.html#connect/3">ssh:connect/2,3,4</a>·and·<a·href="ssh.html#daemon/2">ssh:daemon/2,3</a>.·The |
| 197 | options·could·of·course·be·used·in·all·other·functions·that·initiates | 197 | options·could·of·course·be·used·in·all·other·functions·that·initiates |
| 198 | connections.</p><p>The·options·are | 198 | connections.</p><p>The·options·are |
| 199 | <a·href="ssh.html#t:preferred_algorithms_common_option/0">preferred_algorithms</a>·and | 199 | <a·href="ssh.html#t:preferred_algorithms_common_option/0">preferred_algorithms</a>·and |
| 200 | <a·href="ssh.html#t:modify_algorithms_common_option/0">modify_algorithms</a>.·The·first·one | 200 | <a·href="ssh.html#t:modify_algorithms_common_option/0">modify_algorithms</a>.·The·first·one |
| 201 | replaces·the·default·set,·while·the·latter·modifies·the·default·set.</p><h2·id="replacing-the-default-set-preferred_algorithms"·class="section-heading"> | 201 | replaces·the·default·set,·while·the·latter·modifies·the·default·set.</p><h2·id="replacing-the-default-set-preferred_algorithms"·class="section-heading"> |
| 202 | ··<a·href="#replacing-the-default-set-preferred_algorithms"·class="hover-link"> | 202 | ··<a·href="#replacing-the-default-set-preferred_algorithms"·class="hover-link"> |
| Offset 211, 264 lines modified | Offset 211, 264 lines modified | ||
| 211 | friends·does.</p><h3·id="example-1"·class="section-heading"> | 211 | friends·does.</p><h3·id="example-1"·class="section-heading"> |
| 212 | ··<a·href="#example-1"·class="hover-link"> | 212 | ··<a·href="#example-1"·class="hover-link"> |
| 213 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 213 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 214 | ··</a> | 214 | ··</a> |
| 215 | ··<span·class="text">Example·1</span> | 215 | ··<span·class="text">Example·1</span> |
| 216 | </h3> | 216 | </h3> |
| 217 | <p>Replace·the·kex·algorithms·list·with·the·single·algorithm | 217 | <p>Replace·the·kex·algorithms·list·with·the·single·algorithm |
| 218 | <code·class="inline">'diffie-hellman-group14-sha256'</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">chk_algos_opts</span><span·class="p"·data-group-id=" | 218 | <code·class="inline">'diffie-hellman-group14-sha256'</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">chk_algos_opts</span><span·class="p"·data-group-id="6053644670-1">(</span><span·class="w"> |
| 219 | ···············</span><span·class="p"·data-group-id=" | 219 | ···············</span><span·class="p"·data-group-id="6053644670-2">[</span><span·class="p"·data-group-id="6053644670-3">{</span><span·class="ss">preferred_algorithms</span><span·class="p">,</span><span·class="w"> |
| 220 | ·····················</span><span·class="p"·data-group-id=" | 220 | ·····················</span><span·class="p"·data-group-id="6053644670-4">[</span><span·class="p"·data-group-id="6053644670-5">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6053644670-6">[</span><span·class="ss">'diffie-hellman-group14-sha256&#[·...·truncated·by·diffoscope;·len:·104,·SHA:·c505a06a87be21e5c9bce26f9a7ca7a6a6cb269c93273eb9d1c6f56e156ffe8b·...·]-5">}</span><span·class="w"> |
| 221 | ·····················</span><span·class="p"·data-group-id=" | 221 | ·····················</span><span·class="p"·data-group-id="6053644670-4">]</span><span·class="w"> |
| 222 | ················</span><span·class="p"·data-group-id=" | 222 | ················</span><span·class="p"·data-group-id="6053644670-3">}</span><span·class="w"> |
| 223 | ··············</span><span·class="p"·data-group-id=" | 223 | ··············</span><span·class="p"·data-group-id="6053644670-2">]</span><span·class="p"·data-group-id="6053644670-1">)</span><span·class="p">.</span><span·class="w"> |
| 224 | </span><span·class="p"·data-group-id=" | 224 | </span><span·class="p"·data-group-id="6053644670-7">[</span><span·class="p"·data-group-id="6053644670-8">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="6053644670-9">[</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p[·...·truncated·by·diffoscope;·len:·80,·SHA:·c521905ac1c8bddbb926b5e0241de871f4974267ea101e3ad1602dcb252f024c·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 225 | ·</span><span·class="p"·data-group-id=" | 225 | ·</span><span·class="p"·data-group-id="6053644670-10">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="p"·data-group-id="6053644670-11">[</span><span·class="ss">'ecdsa-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdsa-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 226 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> | 226 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> |
| 227 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id=" | 227 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id="6053644670-11">]</span><span·class="p"·data-group-id="6053644670-10">}</span><span·class="p">,</span><span·class="w"> |
| 228 | ·</span><span·class="p"·data-group-id=" | 228 | ·</span><span·class="p"·data-group-id="6053644670-12">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="6053644670-13">[</span><span·class="p"·data-group-id="6053644670-14">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·31,·SHA:·4a9d98c3f0c4d75d981b405acf41cbaa8423e56533a3d10ef3f48f3e8aa0c645·...·]-15">[</span><span·class="ss">'aes256-gcm@openssh.com'</span><span·class="p">,</span><span·class="w"> |
| 229 | ··························</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="w"> | 229 | ··························</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="w"> |
| 230 | ··························</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id=" | 230 | ··························</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id="6053644670-15">]</span><span·class="p"·data-group-id="6053644670-14">}</span><span·class="p">,</span><span·class="w"> |
| 231 | ··········</span><span·class="p"·data-group-id=" | 231 | ··········</span><span·class="p"·data-group-id="6053644670-16">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="6053644670-17">[</span><span·class="ss">'aes256-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="w"> |
| 232 | ··························</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="w"> | 232 | ··························</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="w"> |
| 233 | ··························</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id=" | 233 | ··························</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id="6053644670-17">]</span><span·class="p"·data-group-id="6053644670-16">}</span><span·class="p"·data-group-id="6053644670-13">]</span><span·class="p"·data-group-id="6053644670-12">}</span><span·class="p">,</span><span·class="w"> |
| 234 | ·</span><span·class="p"·data-group-id=" | 234 | ·</span><span·class="p"·data-group-id="6053644670-18">{</span><span·class="ss">mac</span><span·class="p">,</span><span·class="p"·data-group-id="6053644670-19">[</span><span·class="p"·data-group-id="6053644670-20">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·dedfe4ce2ae8b91e279423ba988b6cc3f932e92f8168b08881ccb045ddaeca33·...·]-21">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha2-512'</span><span·class="p">,</span><span·class="w"> |
| 235 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id=" | 235 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="6053644670-21">]</span><span·class="p"·data-group-id="6053644670-20">}</span><span·class="p">,</span><span·class="w"> |
| 236 | ·······</span><span·class="p"·data-group-id=" | 236 | ·······</span><span·class="p"·data-group-id="6053644670-22">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="6053644670-23">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha2-512'</span><span·class="p">,</span><span·class="w"> |
| 237 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id=" | 237 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="6053644670-23">]</span><span·class="p"·data-group-id="6053644670-22">}</span><span·class="p"·data-group-id="6053644670-19">]</span><span·class="p"·data-group-id="6053644670-18">}</span><span·class="p">,</span><span·class="w"> |
| 238 | ·</span><span·class="p"·data-group-id="0627253434-24">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="0627253434-25">[</span><span·class="p"·data-group-id="0627253434-26">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="p"·data-group-id="0627253434-27">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="0627253434-27">]</span><span·class="p"·data-group-id="0627253434-26">}</span><span·class="p">,</span><span·class="w"> | ||
| 239 | · | 238 | ·</span><span·class="p"·data-group-id="6053644670-24">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="6053644670-25">[</span><span·class="p"·data-group-id="6053644670-26">{</span><span·class="ss">client2serv[·...·truncated·by·diffoscope;·len:·389,·SHA:·081971c00f0ecdf8ba5582be01f392e4b3f775dc002df03d9b18cafd8e027587·...·] |
| 239 | ···············</span><span·class="p"·data-group-id="6053644670-28">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="6053644670-29">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="6053644670-29">]</span><span·class="p"·data-group-id="6053644670-28">}</span><span·class="p"·data-group-id="6053644670-25">]</span><span·class="p"·data-group-id="6053644670-24">}</span><span·class="p"·data-group-id="6053644670-7">]</span></code></pre><p>Note·that·the·unmentioned·lists·(<code·class="inline">public_key</code>,·<code·class="inline">cipher</code>,·<code·class="inline">mac</code>·and | ||
| 240 | <code·class="inline">compression</code>)·are·unchanged.</p><h3·id="example-2"·class="section-heading"> | 240 | <code·class="inline">compression</code>)·are·unchanged.</p><h3·id="example-2"·class="section-heading"> |
| 241 | ··<a·href="#example-2"·class="hover-link"> | 241 | ··<a·href="#example-2"·class="hover-link"> |
| 242 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 242 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 243 | ··</a> | 243 | ··</a> |
| 244 | ··<span·class="text">Example·2</span> | 244 | ··<span·class="text">Example·2</span> |
| 245 | </h3> | 245 | </h3> |
| 246 | <p>In·the·lists·that·are·divided·in·two·for·the·two·directions·(for·example·<code·class="inline">cipher</code>)·it·is | 246 | <p>In·the·lists·that·are·divided·in·two·for·the·two·directions·(for·example·<code·class="inline">cipher</code>)·it·is |
| 247 | possible·to·change·both·directions·at·once:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">chk_algos_opts</span><span·class="p"·data-group-id=" | 247 | possible·to·change·both·directions·at·once:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">chk_algos_opts</span><span·class="p"·data-group-id="3502384835-1">(</span><span·class="w"> |
| 248 | ···············</span><span·class="p"·data-group-id=" | 248 | ···············</span><span·class="p"·data-group-id="3502384835-2">[</span><span·class="p"·data-group-id="3502384835-3">{</span><span·class="ss">preferred_algorithms</span><span·class="p">,</span><span·class="w"> |
| 249 | ·····················</span><span·class="p"·data-group-id=" | 249 | ·····················</span><span·class="p"·data-group-id="3502384835-4">[</span><span·class="p"·data-group-id="3502384835-5">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="3502384835-6">[</span><span·class="ss">'aes128-ctr'</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·64,·SHA:·6d1a00e3b65400be0997d5083668a1eee238620fe8bfe10e1724e3fdf3de8370·...·]-5">}</span><span·class="w"> |
| 250 | ·····················</span><span·class="p"·data-group-id=" | 250 | ·····················</span><span·class="p"·data-group-id="3502384835-4">]</span><span·class="w"> |
| 251 | ················</span><span·class="p"·data-group-id=" | 251 | ················</span><span·class="p"·data-group-id="3502384835-3">}</span><span·class="w"> |
| 252 | ··············</span><span·class="p"·data-group-id=" | 252 | ··············</span><span·class="p"·data-group-id="3502384835-2">]</span><span·class="p"·data-group-id="3502384835-1">)</span><span·class="p">.</span><span·class="w"> |
| 253 | </span><span·class="p"·data-group-id=" | 253 | </span><span·class="p"·data-group-id="3502384835-7">[</span><span·class="p"·data-group-id="3502384835-8">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="3502384835-9">[</span><span·class="ss">'ecdh-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdh-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 254 | ·······</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'diffie-hellman-group-exchange-sha256'</span><span·class="p">,</span><span·class="w"> | 254 | ·······</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'diffie-hellman-group-exchange-sha256'</span><span·class="p">,</span><span·class="w"> |
| 255 | ·······</span><span·class="ss">'diffie-hellman-group16-sha512'</span><span·class="p">,</span><span·class="w"> | 255 | ·······</span><span·class="ss">'diffie-hellman-group16-sha512'</span><span·class="p">,</span><span·class="w"> |
| 256 | ·······</span><span·class="ss">'diffie-hellman-group18-sha512'</span><span·class="p">,</span><span·class="w"> | 256 | ·······</span><span·class="ss">'diffie-hellman-group18-sha512'</span><span·class="p">,</span><span·class="w"> |
| 257 | ·······</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p">,</span><span·class="w"> | 257 | ·······</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p">,</span><span·class="w"> |
| 258 | ·······</span><span·class="ss">'diffie-hellman-group14-sha1'</span><span·class="p">,</span><span·class="w"> | 258 | ·······</span><span·class="ss">'diffie-hellman-group14-sha1'</span><span·class="p">,</span><span·class="w"> |
| 259 | ·······</span><span·class="ss">'diffie-hellman-group-exchange-sha1'</span><span·class="p"·data-group-id=" | 259 | ·······</span><span·class="ss">'diffie-hellman-group-exchange-sha1'</span><span·class="p"·data-group-id="3502384835-9">]</span><span·class="p"·data-group-id="3502384835-8">}</span><span·class="p">,</span><span·class="w"> |
| 260 | ·</span><span·class="p"·data-group-id=" | 260 | ·</span><span·class="p"·data-group-id="3502384835-10">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="p"·data-group-id="3502384835-11">[</span><span·class="ss">'ecdsa-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdsa-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 261 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> | 261 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> |
| 262 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id=" | 262 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id="3502384835-11">]</span><span·class="p"·data-group-id="3502384835-10">}</span><span·class="p">,</span><span·class="w"> |
| 263 | ·</span><span·class="p"·data-group-id=" | 263 | ·</span><span·class="p"·data-group-id="3502384835-12">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="3502384835-13">[</span><span·class="p"·data-group-id="3502384835-14">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·183,·SHA:·a49cb579f10f12ce817a12436a8c233b1e03541cbcb08248b7d6c6bf9e2a8781·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 264 | ··········</span><span·class="p"·data-group-id=" | 264 | ··········</span><span·class="p"·data-group-id="3502384835-16">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="3502384835-17">[</span><span·class="ss">'aes128-ctr'</span><span·class="p"·data-group-id="3502384835-17">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·129,·SHA:·c662587b32c6af80d3faaeec886ed71fc769e5a7de2311862195b335993af4f2·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 265 | ·</span><span·class="p"·data-group-id=" | 265 | ·</span><span·class="p"·data-group-id="3502384835-18">{</span><span·class="ss">mac</span><span·class="p">,</span><span·class="p"·data-group-id="3502384835-19">[</span><span·class="p"·data-group-id="3502384835-20">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·bfe43e7454184eeeae6b2049ce3da3fb680549e4760a19a00da9c1dbfcd03cd3·...·]-21">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha2-512'</span><span·class="p">,</span><span·class="w"> |
| 266 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id=" | 266 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="3502384835-21">]</span><span·class="p"·data-group-id="3502384835-20">}</span><span·class="p">,</span><span·class="w"> |
| 267 | ·······</span><span·class="p"·data-group-id=" | 267 | ·······</span><span·class="p"·data-group-id="3502384835-22">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="3502384835-23">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha2-512'</span><span·class="p">,</span><span·class="w"> |
| 268 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id=" | 268 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="3502384835-23">]</span><span·class="p"·data-group-id="3502384835-22">}</span><span·class="p"·data-group-id="3502384835-19">]</span><span·class="p"·data-group-id="3502384835-18">}</span><span·class="p">,</span><span·class="w"> |
| 269 | ·</span><span·class="p"·data-group-id="8395940900-24">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="8395940900-25">[</span><span·class="p"·data-group-id="8395940900-26">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="p"·data-group-id="8395940900-27">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="8395940900-27">]</span><span·class="p"·data-group-id="8395940900-26">}</span><span·class="p">,</span><span·class="w"> | ||
| 270 | · | 269 | ·</span><span·class="p"·data-group-id="3502384835-24">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="3502384835-25">[</span><span·class="p"·data-group-id="3502384835-26">{</span><span·class="ss">client2serv[·...·truncated·by·diffoscope;·len:·389,·SHA:·6b96738f71ac26f9ac51f3f5603b468f707cbee0f037e3ac0d0a086d6d1c3ca5·...·] |
| 270 | ···············</span><span·class="p"·data-group-id="3502384835-28">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="3502384835-29">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="3502384835-29">]</span><span·class="p"·data-group-id="3502384835-28">}</span><span·class="p"·data-group-id="3502384835-25">]</span><span·class="p"·data-group-id="3502384835-24">}</span><span·class="p"·data-group-id="3502384835-7">]</span></code></pre><p>Note·that·both·lists·in·<code·class="inline">cipher</code>·has·been·changed·to·the·provided·value | ||
| 271 | (<code·class="inline">'aes128-ctr'</code>).</p><h3·id="example-3"·class="section-heading"> | 271 | (<code·class="inline">'aes128-ctr'</code>).</p><h3·id="example-3"·class="section-heading"> |
| 272 | ··<a·href="#example-3"·class="hover-link"> | 272 | ··<a·href="#example-3"·class="hover-link"> |
| 273 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 273 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 274 | ··</a> | 274 | ··</a> |
| 275 | ··<span·class="text">Example·3</span> | 275 | ··<span·class="text">Example·3</span> |
| 276 | </h3> | 276 | </h3> |
| 277 | <p>In·the·lists·that·are·divided·in·two·for·the·two·directions·(for·example·<code·class="inline">cipher</code>)·it·is | 277 | <p>In·the·lists·that·are·divided·in·two·for·the·two·directions·(for·example·<code·class="inline">cipher</code>)·it·is |
| 278 | possible·to·change·only·one·of·the·directions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">chk_algos_opts</span><span·class="p"·data-group-id=" | 278 | possible·to·change·only·one·of·the·directions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">chk_algos_opts</span><span·class="p"·data-group-id="0514339167-1">(</span><span·class="w"> |
| 279 | ···············</span><span·class="p"·data-group-id=" | 279 | ···············</span><span·class="p"·data-group-id="0514339167-2">[</span><span·class="p"·data-group-id="0514339167-3">{</span><span·class="ss">preferred_algorithms</span><span·class="p">,</span><span·class="w"> |
| 280 | ·····················</span><span·class="p"·data-group-id=" | 280 | ·····················</span><span·class="p"·data-group-id="0514339167-4">[</span><span·class="p"·data-group-id="0514339167-5">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="0514339167-6">[</span><span·class="p"·data-group-id="0514339167-7">{</span><span·class="ss">clie[·...·truncated·by·diffoscope;·len:·337,·SHA:·8876e74db55a597cb7f062fc837c77e221e135d842f3a2efc64534d9d53843ba·...·]-5">}</span><span·class="w"> |
| 281 | ·····················</span><span·class="p"·data-group-id=" | 281 | ·····················</span><span·class="p"·data-group-id="0514339167-4">]</span><span·class="w"> |
| 282 | ················</span><span·class="p"·data-group-id=" | 282 | ················</span><span·class="p"·data-group-id="0514339167-3">}</span><span·class="w"> |
| 283 | ··············</span><span·class="p"·data-group-id=" | 283 | ··············</span><span·class="p"·data-group-id="0514339167-2">]</span><span·class="p"·data-group-id="0514339167-1">)</span><span·class="p">.</span><span·class="w"> |
| 284 | </span><span·class="p"·data-group-id=" | 284 | </span><span·class="p"·data-group-id="0514339167-9">[</span><span·class="p"·data-group-id="0514339167-10">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="0514339167-11">[</span><span·class="ss">'ecdh-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdh-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 285 | ·······</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'diffie-hellman-group-exchange-sha256'</span><span·class="p">,</span><span·class="w"> | 285 | ·······</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'diffie-hellman-group-exchange-sha256'</span><span·class="p">,</span><span·class="w"> |
| 286 | ·······</span><span·class="ss">'diffie-hellman-group16-sha512'</span><span·class="p">,</span><span·class="w"> | 286 | ·······</span><span·class="ss">'diffie-hellman-group16-sha512'</span><span·class="p">,</span><span·class="w"> |
| 287 | ·······</span><span·class="ss">'diffie-hellman-group18-sha512'</span><span·class="p">,</span><span·class="w"> | 287 | ·······</span><span·class="ss">'diffie-hellman-group18-sha512'</span><span·class="p">,</span><span·class="w"> |
| 288 | ·······</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p">,</span><span·class="w"> | 288 | ·······</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p">,</span><span·class="w"> |
| 289 | ·······</span><span·class="ss">'diffie-hellman-group14-sha1'</span><span·class="p">,</span><span·class="w"> | 289 | ·······</span><span·class="ss">'diffie-hellman-group14-sha1'</span><span·class="p">,</span><span·class="w"> |
| 290 | ·······</span><span·class="ss">'diffie-hellman-group-exchange-sha1'</span><span·class="p"·data-group-id=" | 290 | ·······</span><span·class="ss">'diffie-hellman-group-exchange-sha1'</span><span·class="p"·data-group-id="0514339167-11">]</span><span·class="p"·data-group-id="0514339167-10">}</span><span·class="p">,</span><span·class="w"> |
| 291 | ·</span><span·class="p"·data-group-id=" | 291 | ·</span><span·class="p"·data-group-id="0514339167-12">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="p"·data-group-id="0514339167-13">[</span><span·class="ss">'ecdsa-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdsa-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 292 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> | 292 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> |
| 293 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id=" | 293 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id="0514339167-13">]</span><span·class="p"·data-group-id="0514339167-12">}</span><span·class="p">,</span><span·class="w"> |
| 294 | ·</span><span·class="p"·data-group-id=" | 294 | ·</span><span·class="p"·data-group-id="0514339167-14">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="0514339167-15">[</span><span·class="p"·data-group-id="0514339167-16">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·183,·SHA:·2151bb623a4d955f5a4dbc4556fb847ebf30842b01ce8ada5e84ade16328d255·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 295 | ··········</span><span·class="p"·data-group-id=" | 295 | ··········</span><span·class="p"·data-group-id="0514339167-18">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="0514339167-19">[</span><span·class="ss">'aes256-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="w"> |
| 296 | ··························</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="w"> | 296 | ··························</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="w"> |
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| 210 | ··<span·class="text">Verifying·the·remote·client·in·a·daemon·(server)</span> | 210 | ··<span·class="text">Verifying·the·remote·client·in·a·daemon·(server)</span> |
| 211 | </h2> | 211 | </h2> |
| 212 | <ul><li><p><strong>Password·checking</strong>·-·The·default·password·checking·is·with·the·list·in·the | 212 | <ul><li><p><strong>Password·checking</strong>·-·The·default·password·checking·is·with·the·list·in·the |
| 213 | <a·href="ssh.html#option-user_passwords">user_passwords</a>·option·in·the·SSH·daemon.·It | 213 | <a·href="ssh.html#option-user_passwords">user_passwords</a>·option·in·the·SSH·daemon.·It |
| 214 | could·be·replaced·with·a·<a·href="ssh.html#option-pwdfun">pwdfun</a>·plugin.·The·arity | 214 | could·be·replaced·with·a·<a·href="ssh.html#option-pwdfun">pwdfun</a>·plugin.·The·arity |
| 215 | four·variant·(<a·href="ssh.html#t:pwdfun_4/0"><code·class="inline">pwdfun_4()</code></a>)·can·also·be·used·for | 215 | four·variant·(<a·href="ssh.html#t:pwdfun_4/0"><code·class="inline">pwdfun_4()</code></a>)·can·also·be·used·for |
| 216 | introducing·delays·after·failed·password·checking·attempts.·Here·is·a·simple | 216 | introducing·delays·after·failed·password·checking·attempts.·Here·is·a·simple |
| 217 | example·of·such·a·pwdfun:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 217 | example·of·such·a·pwdfun:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="2358358910-1">(</span><span·class="n">User</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Password</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">PeerAddress</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·94,·SHA:·f26ba48ca41a7d8d63d87816a9b7318226d908c50e634d109ab4e25cb6cdc920·...·]0-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 218 | ········</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id=" | 218 | ········</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id="2358358910-2">(</span><span·class="p"·data-group-id="2358358910-3">{</span><span·class="n">User</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="2358358910-3">}</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·184,·SHA:·6fee139a7e42db65be0bcf7ed86974ec804226ffd068f697044bdc594c6f9712·...·]0-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 219 | ············</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 219 | ············</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ················</span><span·class="p"·data-group-id=" | 220 | ················</span><span·class="p"·data-group-id="2358358910-5">{</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p"·data-group-id="2358358910-5">}</span><span·class="p">;</span><span·class="w">·</span><span·class="c1">%·Reset·delay·time</span><span·class="w"> |
| 221 | ············</span><span·class="ss">false</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">State</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 221 | ············</span><span·class="ss">false</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">State</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 222 | ················</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">sleep</span><span·class="p"·data-group-id=" | 222 | ················</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">sleep</span><span·class="p"·data-group-id="2358358910-6">(</span><span·class="mi">1000</span><span·class="p"·data-group-id="2358358910-6">)</span><span·class="p">,</span><span·class="w"> |
| 223 | ················</span><span·class="p"·data-group-id=" | 223 | ················</span><span·class="p"·data-group-id="2358358910-7">{</span><span·class="ss">false</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2000</span><span·class="p"·data-group-id="2358358910-7">}</span><span·class="p">;</span><span·class="w">·</span><span·class="c1">%·Next·delay·is·2000·ms</span><span·class="w"> |
| 224 | ············</span><span·class="ss">false</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id=" | 224 | ············</span><span·class="ss">false</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="2358358910-8">(</span><span·class="n">State</span><span·class="p"·data-group-id="2358358910-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | ················</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">sleep</span><span·class="p"·data-group-id=" | 225 | ················</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">sleep</span><span·class="p"·data-group-id="2358358910-9">(</span><span·class="n">State</span><span·class="p"·data-group-id="2358358910-9">)</span><span·class="p">,</span><span·class="w"> |
| 226 | ················</span><span·class="p"·data-group-id=" | 226 | ················</span><span·class="p"·data-group-id="2358358910-10">{</span><span·class="ss">false</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="o">*</span><span·class="n">State</span><span·class="p"·data-group-id="2358358910-10">}</span><span·class="w">·</span><span·class="c1">%·Double·the·delay·for·each·failure</span><span·class="w"> |
| 227 | ········</span><span·class="k">end</span><span·class="w"> | 227 | ········</span><span·class="k">end</span><span·class="w"> |
| 228 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>If·a·public·key·is·used·for·logging·in,·there·is·normally·no·checking·of·the | 228 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>If·a·public·key·is·used·for·logging·in,·there·is·normally·no·checking·of·the |
| 229 | user·name.·It·could·be·enabled·by·setting·the·option | 229 | user·name.·It·could·be·enabled·by·setting·the·option |
| 230 | <a·href="ssh.html#option-pk_check_user"><code·class="inline">pk_check_user</code></a>·to·<code·class="inline">true</code>.·In·that·case·the | 230 | <a·href="ssh.html#option-pk_check_user"><code·class="inline">pk_check_user</code></a>·to·<code·class="inline">true</code>.·In·that·case·the |
| 231 | pwdfun·will·get·the·atom·<code·class="inline">pubkey</code>·in·the·password·argument.</p></li></ul><h2·id="hardening-in-the-cryptographic-area"·class="section-heading"> | 231 | pwdfun·will·get·the·atom·<code·class="inline">pubkey</code>·in·the·password·argument.</p></li></ul><h2·id="hardening-in-the-cryptographic-area"·class="section-heading"> |
| 232 | ··<a·href="#hardening-in-the-cryptographic-area"·class="hover-link"> | 232 | ··<a·href="#hardening-in-the-cryptographic-area"·class="hover-link"> |
| 233 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 233 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 288, 15 lines modified | Offset 288, 15 lines modified | ||
| 288 | ··<span·class="text">The·id·string</span> | 288 | ··<span·class="text">The·id·string</span> |
| 289 | </h3> | 289 | </h3> |
| 290 | <p>One·way·to·reduce·the·risk·of·intrusion·is·to·not·convey·which·software·and | 290 | <p>One·way·to·reduce·the·risk·of·intrusion·is·to·not·convey·which·software·and |
| 291 | which·version·the·intruder·is·connected·to.·This·limits·the·risk·of·an·intruder | 291 | which·version·the·intruder·is·connected·to.·This·limits·the·risk·of·an·intruder |
| 292 | exploiting·known·faults·or·peculiarities·learned·by·reading·the·public·code.</p><p>Each·SSH·client·or·daemon·presents·themselves·to·each·other·with·brand·and | 292 | exploiting·known·faults·or·peculiarities·learned·by·reading·the·public·code.</p><p>Each·SSH·client·or·daemon·presents·themselves·to·each·other·with·brand·and |
| 293 | version.·This·may·look·like</p><pre><code·class="text">SSH-2.0-Erlang/4.10</code></pre><p>or</p><pre><code·class="text">SSH-2.0-OpenSSH_7.6p1·Ubuntu-4ubuntu0.3</code></pre><p>This·brand·and·version·may·be·changed·with·the·option | 293 | version.·This·may·look·like</p><pre><code·class="text">SSH-2.0-Erlang/4.10</code></pre><p>or</p><pre><code·class="text">SSH-2.0-OpenSSH_7.6p1·Ubuntu-4ubuntu0.3</code></pre><p>This·brand·and·version·may·be·changed·with·the·option |
| 294 | <a·href="ssh.html#t:id_string_common_option/0">id_string</a>.·We·start·a·daemon·with·that | 294 | <a·href="ssh.html#t:id_string_common_option/0">id_string</a>.·We·start·a·daemon·with·that |
| 295 | option:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">»</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">daemon</span><span·class="p"·data-group-id=" | 295 | option:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">»</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">daemon</span><span·class="p"·data-group-id="0316801000-1">(</span><span·class="mi">1234</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0316801000-2">[</span><span·class="p"·data-group-id="0316801000-3">{</span><span·class="ss">id_string</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·339,·SHA:·bb2b27631d55978b0650bf9f1a50f517b1bb1e578eafac9db364ac7705384c1e·...·]-1">)</span><span·class="p">.</span></code></pre><p>and·the·daemon·will·present·itself·as:</p><pre><code·class="text">SSH-2.0-hi·there</code></pre><p>It·is·possible·to·replace·the·string·with·one·randomly·generated·for·each |
| 296 | connection·attempt.·See·the·reference·manual·for | 296 | connection·attempt.·See·the·reference·manual·for |
| 297 | <a·href="ssh.html#t:id_string_common_option/0">id_string</a>.</p><h2·id="client-connection-options"·class="section-heading"> | 297 | <a·href="ssh.html#t:id_string_common_option/0">id_string</a>.</p><h2·id="client-connection-options"·class="section-heading"> |
| 298 | ··<a·href="#client-connection-options"·class="hover-link"> | 298 | ··<a·href="#client-connection-options"·class="hover-link"> |
| 299 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 299 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 300 | ··</a> | 300 | ··</a> |
| 301 | ··<span·class="text">Client·connection·options</span> | 301 | ··<span·class="text">Client·connection·options</span> |
| 302 | </h2> | 302 | </h2> |
| Offset 342, 15 lines modified | Offset 342, 15 lines modified | ||
| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
| Offset 268, 15 lines modified | Offset 268, 15 lines modified | ||
| 268 | ······<p·class="built-using"> | 268 | ······<p·class="built-using"> |
| 269 | ········Built·using | 269 | ········Built·using |
| 270 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 270 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 271 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 271 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 272 | ······</p> | 272 | ······</p> |
| 273 | <p>Copyright·©·1996-202 | 273 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 274 | ····</footer> | 274 | ····</footer> |
| 275 | ··</div> | 275 | ··</div> |
| 276 | </main> | 276 | </main> |
| 277 | </div> | 277 | </div> |
| 278 | <script> | 278 | <script> |
| 279 | ··function·mermaidLoaded()·{ | 279 | ··function·mermaidLoaded()·{ |
| 280 | ····mermaid.initialize({ | 280 | ····mermaid.initialize({ |
| Offset 3313, 15 lines modified | Offset 3313, 15 lines modified | ||
| 3313 | ······<p·class="built-using"> | 3313 | ······<p·class="built-using"> |
| 3314 | ········Built·using | 3314 | ········Built·using |
| 3315 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3315 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3316 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3316 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3317 | ······</p> | 3317 | ······</p> |
| 3318 | <p>Copyright·©·1996-202 | 3318 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3319 | ····</footer> | 3319 | ····</footer> |
| 3320 | ··</div> | 3320 | ··</div> |
| 3321 | </main> | 3321 | </main> |
| 3322 | </div> | 3322 | </div> |
| 3323 | <script> | 3323 | <script> |
| 3324 | ··function·mermaidLoaded()·{ | 3324 | ··function·mermaidLoaded()·{ |
| 3325 | ····mermaid.initialize({ | 3325 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:21:20,·uncompressed·size·20,·method=store |
| Offset 3366, 22 lines modified | Offset 3366, 22 lines modified | ||
| 3366 | ··········<pre·translate="no"><span·class="attribute">-type</span>·double_algs(AlgType)·::·[{client2server,·[AlgType]}·|·{server2client,·[AlgType]}]·|·[AlgType].</pre> | 3366 | ··········<pre·translate="no"><span·class="attribute">-type</span>·double_algs(AlgType)·::·[{client2server,·[AlgType]}·|·{server2client,·[AlgType]}]·|·[AlgType].</pre> |
| 3367 | ······</div> | 3367 | ······</div> |
| 3368 | <p>List·of·algorithms·to·use·in·the·algorithm·negotiation.·The·default | 3368 | <p>List·of·algorithms·to·use·in·the·algorithm·negotiation.·The·default |
| 3369 | <a·href="#t:algs_list/0"><code·class="inline">algs_list/0</code></a>·can·be·obtained·from·<a·href="#default_algorithms/0"><code·class="inline">default_algorithms/0</code></a>.</p><p>If·an·alg_entry()·is·missing·in·the·algs_list(),·the·default·value·is·used·for | 3369 | <a·href="#t:algs_list/0"><code·class="inline">algs_list/0</code></a>·can·be·obtained·from·<a·href="#default_algorithms/0"><code·class="inline">default_algorithms/0</code></a>.</p><p>If·an·alg_entry()·is·missing·in·the·algs_list(),·the·default·value·is·used·for |
| 3370 | that·entry.</p><p>Here·is·an·example·of·this·option:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ··</span><span·class="p"·data-group-id=" | 3370 | that·entry.</p><p>Here·is·an·example·of·this·option:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ··</span><span·class="p"·data-group-id="1161768211-1">{</span><span·class="ss">preferred_algorithms</span><span·class="p">,</span><span·class="w"> |
| 3371 | » ··</span><span·class="p"·data-group-id=" | 3371 | » ··</span><span·class="p"·data-group-id="1161768211-2">[</span><span·class="p"·data-group-id="1161768211-3">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="p"·data-group-id="1161768211-4">[</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span[·...·truncated·by·diffoscope;·len:·129,·SHA:·a812895ead48921511e3e9c7fe5aff4fd7dafeb7fbf2e17d6e307c78bb27678e·...·]1-3">}</span><span·class="p">,</span><span·class="w"> |
| 3372 | » ··</span><span·class="p"·data-group-id=" | 3372 | » ··</span><span·class="p"·data-group-id="1161768211-5">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="1161768211-6">[</span><span·class="p"·data-group-id="1161768211-7">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·177,·SHA:·9db26ce6b54e9771a83cd3b53828e687e2469a128e8811e381b93e489e90acf5·...·]1-7">}</span><span·class="p">,</span><span·class="w"> |
| 3373 | ··········</span><span·class="p"·data-group-id=" | 3373 | ··········</span><span·class="p"·data-group-id="1161768211-9">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="1161768211-10">[</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·cla[·...·truncated·by·diffoscope;·len:·191,·SHA:·5eb64d6e20379a32f0028d5bb1bdcfb8162f89bea1ecc2aafe62d750891e652b·...·]1-5">}</span><span·class="p">,</span><span·class="w"> |
| 3374 | » ··</span><span·class="p"·data-group-id=" | 3374 | » ··</span><span·class="p"·data-group-id="1161768211-11">{</span><span·class="ss">mac</span><span·class="p">,</span><span·class="p"·data-group-id="1161768211-12">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha1'</span><span·class="p[·...·truncated·by·diffoscope;·len:·80,·SHA:·6352b18bc7b4b32044bc1efa833918e479beb63ef89360e04774fe58becc5b41·...·]1-11">}</span><span·class="p">,</span><span·class="w"> |
| 3375 | » ··</span><span·class="p"·data-group-id=" | 3375 | » ··</span><span·class="p"·data-group-id="1161768211-13">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="1161768211-14">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="116176821[·...·truncated·by·diffoscope;·len:·54,·SHA:·d758dd9261da55af373535ec65661bc71e4e62fc2a62d8e875892db788ccfa08·...·]1-13">}</span><span·class="w"> |
| 3376 | » ··</span><span·class="p"·data-group-id=" | 3376 | » ··</span><span·class="p"·data-group-id="1161768211-2">]</span><span·class="w"> |
| 3377 | » ··</span><span·class="p"·data-group-id=" | 3377 | » ··</span><span·class="p"·data-group-id="1161768211-1">}</span></code></pre><p>The·example·specifies·different·algorithms·in·the·two·directions·(client2server |
| 3378 | and·server2client),·for·cipher·but·specifies·the·same·algorithms·for·mac·and | 3378 | and·server2client),·for·cipher·but·specifies·the·same·algorithms·for·mac·and |
| 3379 | compression·in·both·directions.·The·kex·(key·exchange)·is·implicit·but | 3379 | compression·in·both·directions.·The·kex·(key·exchange)·is·implicit·but |
| 3380 | public_key·is·set·explicitly.</p><p>For·background·and·more·examples·see·the | 3380 | public_key·is·set·explicitly.</p><p>For·background·and·more·examples·see·the |
| 3381 | <a·href="configure_algos.html#introduction">User's·Guide</a>.</p><p>If·an·algorithm·name·occurs·more·than·once·in·a·list,·the·behaviour·is | 3381 | <a·href="configure_algos.html#introduction">User's·Guide</a>.</p><p>If·an·algorithm·name·occurs·more·than·once·in·a·list,·the·behaviour·is |
| 3382 | undefined.·The·tags·in·the·property·lists·are·also·assumed·to·occur·at·most·one | 3382 | undefined.·The·tags·in·the·property·lists·are·also·assumed·to·occur·at·most·one |
| 3383 | time.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Changing·the·values·can·make·a·connection·less·secure.·Do·not·change·unless | 3383 | time.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Changing·the·values·can·make·a·connection·less·secure.·Do·not·change·unless |
| 3384 | you·know·exactly·what·you·are·doing.·If·you·do·not·understand·the·values·then | 3384 | you·know·exactly·what·you·are·doing.·If·you·do·not·understand·the·values·then |
| Offset 5102, 29 lines modified | Offset 5102, 29 lines modified | ||
| 5102 | ·································StringOrString·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()·|·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()].</pre> | 5102 | ·································StringOrString·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()·|·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>()].</pre> |
| 5103 | ······</div> | 5103 | ······</div> |
| 5104 | <p>hostkey_fingerprint([DigestType],·HostKey)·-> | 5104 | <p>hostkey_fingerprint([DigestType],·HostKey)·-> |
| 5105 | [string()]hostkey_fingerprint(DigestType,·HostKey)·->·string()</p><p>Calculates·a·ssh·fingerprint·from·a·public·host·key·as·openssh·does.</p><p>The·algorithm·in·<a·href="#hostkey_fingerprint/1"><code·class="inline">hostkey_fingerprint/1</code></a>·is·md5·to·be | 5105 | [string()]hostkey_fingerprint(DigestType,·HostKey)·->·string()</p><p>Calculates·a·ssh·fingerprint·from·a·public·host·key·as·openssh·does.</p><p>The·algorithm·in·<a·href="#hostkey_fingerprint/1"><code·class="inline">hostkey_fingerprint/1</code></a>·is·md5·to·be |
| 5106 | compatible·with·older·ssh-keygen·commands.·The·string·from·the·second·variant·is | 5106 | compatible·with·older·ssh-keygen·commands.·The·string·from·the·second·variant·is |
| 5107 | prepended·by·the·algorithm·name·in·uppercase·as·in·newer·ssh-keygen·commands.</p><p>Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id=" | 5107 | prepended·by·the·algorithm·name·in·uppercase·as·in·newer·ssh-keygen·commands.</p><p>Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id="3197446029-1">(</span><span·class="n">Key</span><span·class="p"·data-group-id="3197446029-1">)</span><span·class="p">.</span><span·class="w"> |
| 5108 | ·</span><span·class="s">"f5:64:a6:c1:5a:cb:9f:0a:10:46:a2:5c:3e:2f:57:84"</span><span·class="w"> | 5108 | ·</span><span·class="s">"f5:64:a6:c1:5a:cb:9f:0a:10:46:a2:5c:3e:2f:57:84"</span><span·class="w"> |
| 5109 | ·</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id=" | 5109 | ·</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id="3197446029-2">(</span><span·class="nb">md5</span><span·class="p">,</span><span·class="n">Key</span><span·class="p"·data-group-id="3197446029-2">)</span><span·class="p">.</span><span·class="w"> |
| 5110 | ·</span><span·class="s">"MD5:f5:64:a6:c1:5a:cb:9f:0a:10:46:a2:5c:3e:2f:57:84"</span><span·class="w"> | 5110 | ·</span><span·class="s">"MD5:f5:64:a6:c1:5a:cb:9f:0a:10:46:a2:5c:3e:2f:57:84"</span><span·class="w"> |
| 5111 | ·</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id=" | 5111 | ·</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id="3197446029-3">(</span><span·class="ss">sha</span><span·class="p">,</span><span·class="n">Key</span><span·class="p"·data-group-id="3197446029-3">)</span><span·class="p">.</span><span·class="w"> |
| 5112 | ·</span><span·class="s">"SHA1:bSLY/C4QXLDL/Iwmhyg0PGW9UbY"</span><span·class="w"> | 5112 | ·</span><span·class="s">"SHA1:bSLY/C4QXLDL/Iwmhyg0PGW9UbY"</span><span·class="w"> |
| 5113 | ·</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id=" | 5113 | ·</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id="3197446029-4">(</span><span·class="ss">sha256</span><span·class="p">,</span><span·class="n">Key</span><span·class="p"·data-group-id="3197446029-4">)</span><span·class="p">.</span><span·class="w"> |
| 5114 | ·</span><span·class="s">"SHA256:aZGXhabfbf4oxglxltItWeHU7ub3Dc31NcNw2cMJePQ"</span><span·class="w"> | 5114 | ·</span><span·class="s">"SHA256:aZGXhabfbf4oxglxltItWeHU7ub3Dc31NcNw2cMJePQ"</span><span·class="w"> |
| 5115 | ·</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id=" | 5115 | ·</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id="3197446029-5">(</span><span·class="p"·data-group-id="3197446029-6">[</span><span·class="ss">sha</span><span·class="p">,</span><span·class="ss">sha256</span><span·class="p"·data-group-id="3197446029-6">]</span><span·class="p">,</span><span·class="n">Key</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·7f7c8e0ccb823259cb9034379577d04e0ceaee1caccd914362444961bfd382fb·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 5116 | ·</span><span·class="p"·data-group-id=" | 5116 | ·</span><span·class="p"·data-group-id="3197446029-7">[</span><span·class="s">"SHA1:bSLY/C4QXLDL/Iwmhyg0PGW9UbY"</span><span·class="p">,</span><span·class="w"> |
| 5117 | ··</span><span·class="s">"SHA256:aZGXhabfbf4oxglxltItWeHU7ub3Dc31NcNw2cMJePQ"</span><span·class="p"·data-group-id=" | 5117 | ··</span><span·class="s">"SHA256:aZGXhabfbf4oxglxltItWeHU7ub3Dc31NcNw2cMJePQ"</span><span·class="p"·data-group-id="3197446029-7">]</span></code></pre> |
| 5118 | ··</section> | 5118 | ··</section> |
| 5119 | </section> | 5119 | </section> |
| 5120 | <section·class="detail"·id="set_sock_opts/2"> | 5120 | <section·class="detail"·id="set_sock_opts/2"> |
| 5121 | ··<div·class="detail-header"> | 5121 | ··<div·class="detail-header"> |
| 5122 | ····<a·href="#set_sock_opts/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 5122 | ····<a·href="#set_sock_opts/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 5123 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 5123 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 5665, 15 lines modified | Offset 5665, 15 lines modified | ||
| 5665 | ······<p·class="built-using"> | 5665 | ······<p·class="built-using"> |
| 5666 | ········Built·using | 5666 | ········Built·using |
| 5667 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 5667 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 5668 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 5668 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 5669 | ······</p> | 5669 | ······</p> |
| 5670 | <p>Copyright·©·1996-202 | 5670 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 5671 | ····</footer> | 5671 | ····</footer> |
| 5672 | ··</div> | 5672 | ··</div> |
| 5673 | </main> | 5673 | </main> |
| 5674 | </div> | 5674 | </div> |
| 5675 | <script> | 5675 | <script> |
| 5676 | ··function·mermaidLoaded()·{ | 5676 | ··function·mermaidLoaded()·{ |
| 5677 | ····mermaid.initialize({ | 5677 | ····mermaid.initialize({ |
| Offset 131, 19 lines modified | Offset 131, 19 lines modified | ||
| 131 | <p>Callback·module·for·using·an·SSH·agent·instead·of·the·default·ssh_file·callback.</p><p>This·module·defines·a·callback·handler·for·the·communication·with·an | 131 | <p>Callback·module·for·using·an·SSH·agent·instead·of·the·default·ssh_file·callback.</p><p>This·module·defines·a·callback·handler·for·the·communication·with·an |
| 132 | <a·href="https://tools.ietf.org/html/draft-miller-ssh-agent-02">SSH·Agent</a>·and·can·be | 132 | <a·href="https://tools.ietf.org/html/draft-miller-ssh-agent-02">SSH·Agent</a>·and·can·be |
| 133 | used·to·replace·the·<a·href="ssh_file.html">default·callback</a>.·This·allows·to·issue | 133 | used·to·replace·the·<a·href="ssh_file.html">default·callback</a>.·This·allows·to·issue |
| 134 | signing·requests·to·an·agent·that·stores·SSH·private·keys·to·perform | 134 | signing·requests·to·an·agent·that·stores·SSH·private·keys·to·perform |
| 135 | authentication.</p><p>Ssh_agent·implements·the·<a·href="ssh_client_key_api.html"><code·class="inline">ssh_client_key_api</code></a>,·to·allow·it·to·be·used·by | 135 | authentication.</p><p>Ssh_agent·implements·the·<a·href="ssh_client_key_api.html"><code·class="inline">ssh_client_key_api</code></a>,·to·allow·it·to·be·used·by |
| 136 | setting·the·option·<a·href="ssh.html#t:key_cb_common_option/0"><code·class="inline">key_cb</code></a>·when·starting·a | 136 | setting·the·option·<a·href="ssh.html#t:key_cb_common_option/0"><code·class="inline">key_cb</code></a>·when·starting·a |
| 137 | client·(with·for·example·<a·href="ssh.html#connect/3">ssh:connect</a>, | 137 | client·(with·for·example·<a·href="ssh.html#connect/3">ssh:connect</a>, |
| 138 | <a·href="ssh.html#shell/1">ssh:shell</a>·).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id=" | 138 | <a·href="ssh.html#shell/1">ssh:shell</a>·).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id="8878040659-1">{</span><span·class="ss">key_cb</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8878040659-2">{</span><span·class="ss">ssh_agent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·178,·SHA:·59a914159d5e323464f2b2f5bbe42b0340718ab9b69b0d9203ee357e7acd9ac6·...·]-1">}</span></code></pre><p>The·agent·communication·is·established·through·a·UNIX·domain·socket.·By·default, |
| 139 | the·socket·path·will·be·fetched·from·the·<code·class="inline">SSH_AUTH_SOCK</code>·environment·variable, | 139 | the·socket·path·will·be·fetched·from·the·<code·class="inline">SSH_AUTH_SOCK</code>·environment·variable, |
| 140 | which·is·the·default·socket·path·in·the·agent·implementation·of | 140 | which·is·the·default·socket·path·in·the·agent·implementation·of |
| 141 | <a·href="http://www.openssh.com">OpenSSH</a>.</p><p><a·href=""·id="SOCKET_PATH"></a>·In·order·to·set·a·different·socket·path·the·<code·class="inline">socket_path</code> | 141 | <a·href="http://www.openssh.com">OpenSSH</a>.</p><p><a·href=""·id="SOCKET_PATH"></a>·In·order·to·set·a·different·socket·path·the·<code·class="inline">socket_path</code> |
| 142 | option·can·be·set.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id=" | 142 | option·can·be·set.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id="0236314442-1">{</span><span·class="ss">key_cb</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0236314442-2">{</span><span·class="ss">ssh_agent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·400,·SHA:·d72d1be00e19552163f0089600fa493efe744ea145804466c7bf396a1c5fe64d·...·]-1">}</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·functions·are·<em>Callbacks</em>·for·the·SSH·app.·They·are·not·intended·to·be |
| 143 | called·from·the·user's·code!</p></section> | 143 | called·from·the·user's·code!</p></section> |
| 144 | ····</section> | 144 | ····</section> |
| 145 | </div> | 145 | </div> |
| 146 | ··<section·id="summary"·class="details-list"> | 146 | ··<section·id="summary"·class="details-list"> |
| 147 | ····<h1·class="section-heading"> | 147 | ····<h1·class="section-heading"> |
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| 547 | ······<p·class="built-using"> | 547 | ······<p·class="built-using"> |
| 548 | ········Built·using | 548 | ········Built·using |
| 549 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 549 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 550 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 550 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 551 | ······</p> | 551 | ······</p> |
| 552 | <p>Copyright·©·1996-202 | 552 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 553 | ····</footer> | 553 | ····</footer> |
| 554 | ··</div> | 554 | ··</div> |
| 555 | </main> | 555 | </main> |
| 556 | </div> | 556 | </div> |
| 557 | <script> | 557 | <script> |
| 558 | ··function·mermaidLoaded()·{ | 558 | ··function·mermaidLoaded()·{ |
| 559 | ····mermaid.initialize({ | 559 | ····mermaid.initialize({ |
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| 347 | ······<p·class="built-using"> | 347 | ······<p·class="built-using"> |
| 348 | ········Built·using | 348 | ········Built·using |
| 349 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 349 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 350 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 350 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 351 | ······</p> | 351 | ······</p> |
| 352 | <p>Copyright·©·1996-202 | 352 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 353 | ····</footer> | 353 | ····</footer> |
| 354 | ··</div> | 354 | ··</div> |
| 355 | </main> | 355 | </main> |
| 356 | </div> | 356 | </div> |
| 357 | <script> | 357 | <script> |
| 358 | ··function·mermaidLoaded()·{ | 358 | ··function·mermaidLoaded()·{ |
| 359 | ····mermaid.initialize({ | 359 | ····mermaid.initialize({ |
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| 956 | ······<p·class="built-using"> | 956 | ······<p·class="built-using"> |
| 957 | ········Built·using | 957 | ········Built·using |
| 958 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 958 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 959 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 959 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 960 | ······</p> | 960 | ······</p> |
| 961 | <p>Copyright·©·1996-202 | 961 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 962 | ····</footer> | 962 | ····</footer> |
| 963 | ··</div> | 963 | ··</div> |
| 964 | </main> | 964 | </main> |
| 965 | </div> | 965 | </div> |
| 966 | <script> | 966 | <script> |
| 967 | ··function·mermaidLoaded()·{ | 967 | ··function·mermaidLoaded()·{ |
| 968 | ····mermaid.initialize({ | 968 | ····mermaid.initialize({ |
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| 523 | ······<p·class="built-using"> | 523 | ······<p·class="built-using"> |
| 524 | ········Built·using | 524 | ········Built·using |
| 525 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 525 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 526 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 526 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 527 | ······</p> | 527 | ······</p> |
| 528 | <p>Copyright·©·1996-202 | 528 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 529 | ····</footer> | 529 | ····</footer> |
| 530 | ··</div> | 530 | ··</div> |
| 531 | </main> | 531 | </main> |
| 532 | </div> | 532 | </div> |
| 533 | <script> | 533 | <script> |
| 534 | ··function·mermaidLoaded()·{ | 534 | ··function·mermaidLoaded()·{ |
| 535 | ····mermaid.initialize({ | 535 | ····mermaid.initialize({ |
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| 1937 | ······<p·class="built-using"> | 1937 | ······<p·class="built-using"> |
| 1938 | ········Built·using | 1938 | ········Built·using |
| 1939 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1939 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1940 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1940 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1941 | ······</p> | 1941 | ······</p> |
| 1942 | <p>Copyright·©·1996-202 | 1942 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1943 | ····</footer> | 1943 | ····</footer> |
| 1944 | ··</div> | 1944 | ··</div> |
| 1945 | </main> | 1945 | </main> |
| 1946 | </div> | 1946 | </div> |
| 1947 | <script> | 1947 | <script> |
| 1948 | ··function·mermaidLoaded()·{ | 1948 | ··function·mermaidLoaded()·{ |
| 1949 | ····mermaid.initialize({ | 1949 | ····mermaid.initialize({ |
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| 1002 | ······<p·class="built-using"> | 1002 | ······<p·class="built-using"> |
| 1003 | ········Built·using | 1003 | ········Built·using |
| 1004 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1004 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1005 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1005 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1006 | ······</p> | 1006 | ······</p> |
| 1007 | <p>Copyright·©·1996-202 | 1007 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1008 | ····</footer> | 1008 | ····</footer> |
| 1009 | ··</div> | 1009 | ··</div> |
| 1010 | </main> | 1010 | </main> |
| 1011 | </div> | 1011 | </div> |
| 1012 | <script> | 1012 | <script> |
| 1013 | ··function·mermaidLoaded()·{ | 1013 | ··function·mermaidLoaded()·{ |
| 1014 | ····mermaid.initialize({ | 1014 | ····mermaid.initialize({ |
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| 375 | ······<p·class="built-using"> | 375 | ······<p·class="built-using"> |
| 376 | ········Built·using | 376 | ········Built·using |
| 377 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 377 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 378 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 378 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 379 | ······</p> | 379 | ······</p> |
| 380 | <p>Copyright·©·1996-202 | 380 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 381 | ····</footer> | 381 | ····</footer> |
| 382 | ··</div> | 382 | ··</div> |
| 383 | </main> | 383 | </main> |
| 384 | </div> | 384 | </div> |
| 385 | <script> | 385 | <script> |
| 386 | ··function·mermaidLoaded()·{ | 386 | ··function·mermaidLoaded()·{ |
| 387 | ····mermaid.initialize({ | 387 | ····mermaid.initialize({ |
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| 321 | ······<p·class="built-using"> | 321 | ······<p·class="built-using"> |
| 322 | ········Built·using | 322 | ········Built·using |
| 323 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 323 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 324 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 324 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 325 | ······</p> | 325 | ······</p> |
| 326 | <p>Copyright·©·1996-202 | 326 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 327 | ····</footer> | 327 | ····</footer> |
| 328 | ··</div> | 328 | ··</div> |
| 329 | </main> | 329 | </main> |
| 330 | </div> | 330 | </div> |
| 331 | <script> | 331 | <script> |
| 332 | ··function·mermaidLoaded()·{ | 332 | ··function·mermaidLoaded()·{ |
| 333 | ····mermaid.initialize({ | 333 | ····mermaid.initialize({ |
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| 2794 | ······<p·class="built-using"> | 2794 | ······<p·class="built-using"> |
| 2795 | ········Built·using | 2795 | ········Built·using |
| 2796 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2796 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2797 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2797 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2798 | ······</p> | 2798 | ······</p> |
| 2799 | <p>Copyright·©·1996-202 | 2799 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2800 | ····</footer> | 2800 | ····</footer> |
| 2801 | ··</div> | 2801 | ··</div> |
| 2802 | </main> | 2802 | </main> |
| 2803 | </div> | 2803 | </div> |
| 2804 | <script> | 2804 | <script> |
| 2805 | ··function·mermaidLoaded()·{ | 2805 | ··function·mermaidLoaded()·{ |
| 2806 | ····mermaid.initialize({ | 2806 | ····mermaid.initialize({ |
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| 238 | ······<p·class="built-using"> | 238 | ······<p·class="built-using"> |
| 239 | ········Built·using | 239 | ········Built·using |
| 240 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 240 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 241 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 241 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 242 | ······</p> | 242 | ······</p> |
| 243 | <p>Copyright·©·1996-202 | 243 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 244 | ····</footer> | 244 | ····</footer> |
| 245 | ··</div> | 245 | ··</div> |
| 246 | </main> | 246 | </main> |
| 247 | </div> | 247 | </div> |
| 248 | <script> | 248 | <script> |
| 249 | ··function·mermaidLoaded()·{ | 249 | ··function·mermaidLoaded()·{ |
| 250 | ····mermaid.initialize({ | 250 | ····mermaid.initialize({ |
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| 243 | ······<p·class="built-using"> | 243 | ······<p·class="built-using"> |
| 244 | ········Built·using | 244 | ········Built·using |
| 245 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 245 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 246 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 246 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 247 | ······</p> | 247 | ······</p> |
| 248 | <p>Copyright·©·1996-202 | 248 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 249 | ····</footer> | 249 | ····</footer> |
| 250 | ··</div> | 250 | ··</div> |
| 251 | </main> | 251 | </main> |
| 252 | </div> | 252 | </div> |
| 253 | <script> | 253 | <script> |
| 254 | ··function·mermaidLoaded()·{ | 254 | ··function·mermaidLoaded()·{ |
| 255 | ····mermaid.initialize({ | 255 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 209, 15 lines modified | Offset 209, 15 lines modified | ||
| 209 | ······<p·class="built-using"> | 209 | ······<p·class="built-using"> |
| 210 | ········Built·using | 210 | ········Built·using |
| 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 213 | ······</p> | 213 | ······</p> |
| 214 | <p>Copyright·©·1996-202 | 214 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 215 | ····</footer> | 215 | ····</footer> |
| 216 | ··</div> | 216 | ··</div> |
| 217 | </main> | 217 | </main> |
| 218 | </div> | 218 | </div> |
| 219 | <script> | 219 | <script> |
| 220 | ··function·mermaidLoaded()·{ | 220 | ··function·mermaidLoaded()·{ |
| 221 | ····mermaid.initialize({ | 221 | ····mermaid.initialize({ |
| Offset 3467, 15 lines modified | Offset 3467, 15 lines modified | ||
| 3467 | ······<p·class="built-using"> | 3467 | ······<p·class="built-using"> |
| 3468 | ········Built·using | 3468 | ········Built·using |
| 3469 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3469 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3470 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3470 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3471 | ······</p> | 3471 | ······</p> |
| 3472 | <p>Copyright·©·1996-202 | 3472 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3473 | ····</footer> | 3473 | ····</footer> |
| 3474 | ··</div> | 3474 | ··</div> |
| 3475 | </main> | 3475 | </main> |
| 3476 | </div> | 3476 | </div> |
| 3477 | <script> | 3477 | <script> |
| 3478 | ··function·mermaidLoaded()·{ | 3478 | ··function·mermaidLoaded()·{ |
| 3479 | ····mermaid.initialize({ | 3479 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 127, 17 lines modified | Offset 127, 17 lines modified | ||
| 127 | ··</h1> | 127 | ··</h1> |
| 128 | ····<section·id="moduledoc"> | 128 | ····<section·id="moduledoc"> |
| 129 | <p>Interface·functions·for·TLS·(Transport·Layer·Security) | 129 | <p>Interface·functions·for·TLS·(Transport·Layer·Security) |
| 130 | and·DTLS·(Datagram·Transport·Layer·Security).</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·application's·name·is·still·SSL·because·the·first·versions·of·the | 130 | and·DTLS·(Datagram·Transport·Layer·Security).</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·application's·name·is·still·SSL·because·the·first·versions·of·the |
| 131 | TLS·protocol·were·named·SSL·(Secure·Socket·Layer).·However,·no·version | 131 | TLS·protocol·were·named·SSL·(Secure·Socket·Layer).·However,·no·version |
| 132 | of·the·old·SSL·protocol·is·supported·by·this·application.</p></section><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ssl</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="7073938397-1">(</span><span·class="p"·data-group-id="7073938397-1">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ssl</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="7073938397-2">(</span><span·class="s">"google.com"</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">443</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7073938397-3">[</span><span·class="p"·data-group-id="7073938397-4">{</span><span·class="ss">verify</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">verify_peer</span><span·class="p"·data-group-id="7073938397-4">}</span><span·class="p">,</span><span·class="w"> | ||
| 133 | ····</span><span·class="p"·data-group-id="7073938397-5">{</span><span·class="ss">cacerts</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">public_key</span><span·class="p">:</span><span·class="nf">cacerts_get</span><span·class="p"·data-group-id="7073938397-6">(</span><span·class="p"·data-group-id="7073938397-6">)</span><span·class="p"·data-group-id="7073938397-5">}</span><span·class="p"·data-group-id="7073938397-3">]</span><span·class="p"·data-group-id="7073938397-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 134 | 132 | of·the·old·SSL·protocol·is·supported·by·this·application.</p></section><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ssl</span><span·class="p">:</span><span·class="nf">start</span[·...·truncated·by·diffoscope;·len:·770,·SHA:·f5e76b6866f7a0d3efb78be0f19e7cea6480e0219585d66e4fe0f5789f9fa3ba·...·] | |
| 133 | ····</span><span·class="p"·data-group-id="1057056549-5">{</span><span·class="ss">cacerts</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">public_key</span><span·class="p">:</span><span·class="nf">cacerts_get</span><span·class="p"·data-group-id="1057056549-6">(</span><span·class="p"·data-group-id="1057056549-6">)</span><span·class="p"·data-group-id="1057056549-5">}</span><span·class="p"·data-group-id="1057056549-3">]</span><span·class="p"·data-group-id="1057056549-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 134 | </span><span·class="p"·data-group-id="1057056549-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="1057056549-8">{</span><span·class="ss">sslsocket</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1057056549-9">[</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="1057056549-9">]</span><span·class="p"·data-group-id="1057056549-8">}</span><span·class="p"·data-group-id="1057056549-7">}</span></code></pre><p>See·<a·href="using_ssl.html">Examples</a>·for·detailed·usage·and·more·examples·of | ||
| 135 | this·API.</p><p>Special·Erlang·node·configuration·for·the·application·can·be·found·in | 135 | this·API.</p><p>Special·Erlang·node·configuration·for·the·application·can·be·found·in |
| 136 | <a·href="ssl_app.html">SSL·Application</a>.</p> | 136 | <a·href="ssl_app.html">SSL·Application</a>.</p> |
| 137 | ····</section> | 137 | ····</section> |
| 138 | </div> | 138 | </div> |
| 139 | ··<section·id="summary"·class="details-list"> | 139 | ··<section·id="summary"·class="details-list"> |
| Offset 2465, 34 lines modified | Offset 2465, 34 lines modified | ||
| 2465 | from·the·cipher·suite.</p><p>In·TLS-1.2·a·somewhat·more·explicit·negotiation·is·made·possible·using·a·list·of | 2465 | from·the·cipher·suite.</p><p>In·TLS-1.2·a·somewhat·more·explicit·negotiation·is·made·possible·using·a·list·of |
| 2466 | <code·class="inline">{HashAlgo,·SignAlgo}</code>·tuples.</p><p>In·TLS-1.3,·these·algorithm·pairs·are·replaced·by·<a·href="#t:sign_scheme/0">signature | 2466 | <code·class="inline">{HashAlgo,·SignAlgo}</code>·tuples.</p><p>In·TLS-1.3,·these·algorithm·pairs·are·replaced·by·<a·href="#t:sign_scheme/0">signature |
| 2467 | schemes</a>·that·are·completely·decoupled·from·the | 2467 | schemes</a>·that·are·completely·decoupled·from·the |
| 2468 | cipher·suite.</p><p>Signature·algorithms·used·for·certificates·can·be·overridden·by·the | 2468 | cipher·suite.</p><p>Signature·algorithms·used·for·certificates·can·be·overridden·by·the |
| 2469 | <a·href="#t:sign_scheme/0">signature·schemes</a>·supplied·by·the | 2469 | <a·href="#t:sign_scheme/0">signature·schemes</a>·supplied·by·the |
| 2470 | <code·class="inline">signature_algs_cert</code>·option.</p><p>The·TLS-1.2·default·is·<code·class="inline">Default_TLS_12_Alg_Pairs</code>·interleaved·with | 2470 | <code·class="inline">signature_algs_cert</code>·option.</p><p>The·TLS-1.2·default·is·<code·class="inline">Default_TLS_12_Alg_Pairs</code>·interleaved·with |
| 2471 | <code·class="inline">rsa_pss_schemes</code>·since·ssl-11.0·(Erlang/OTP·25).·<code·class="inline">pss_pss</code>·is | 2471 | <code·class="inline">rsa_pss_schemes</code>·since·ssl-11.0·(Erlang/OTP·25).·<code·class="inline">pss_pss</code>·is |
| 2472 | preferred·over·<code·class="inline">pss_rsae</code>,·which·in·turn·is·preferred·over·<code·class="inline">rsa</code>.</p><p>The·list·for·<code·class="inline">Default_TLS_12_Alg_Pairs</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 2472 | preferred·over·<code·class="inline">pss_rsae</code>,·which·in·turn·is·preferred·over·<code·class="inline">rsa</code>.</p><p>The·list·for·<code·class="inline">Default_TLS_12_Alg_Pairs</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6132807062-1">[</span><span·class="w"> |
| 2473 | </span><span·class="p"·data-group-id=" | 2473 | </span><span·class="p"·data-group-id="6132807062-2">{</span><span·class="ss">sha512</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ecdsa</span><span·class="p"·data-group-id="6132807062-2">}</span><span·class="p">,</span><span·class="w"> |
| 2474 | </span><span·class="p"·data-group-id=" | 2474 | </span><span·class="p"·data-group-id="6132807062-3">{</span><span·class="ss">sha512</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">rsa</span><span·class="p"·data-group-id="6132807062-3">}</span><span·class="p">,</span><span·class="w"> |
| 2475 | </span><span·class="p"·data-group-id=" | 2475 | </span><span·class="p"·data-group-id="6132807062-4">{</span><span·class="ss">sha384</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ecdsa</span><span·class="p"·data-group-id="6132807062-4">}</span><span·class="p">,</span><span·class="w"> |
| 2476 | </span><span·class="p"·data-group-id=" | 2476 | </span><span·class="p"·data-group-id="6132807062-5">{</span><span·class="ss">sha384</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">rsa</span><span·class="p"·data-group-id="6132807062-5">}</span><span·class="p">,</span><span·class="w"> |
| 2477 | </span><span·class="p"·data-group-id=" | 2477 | </span><span·class="p"·data-group-id="6132807062-6">{</span><span·class="ss">sha256</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ecdsa</span><span·class="p"·data-group-id="6132807062-6">}</span><span·class="p">,</span><span·class="w"> |
| 2478 | </span><span·class="p"·data-group-id=" | 2478 | </span><span·class="p"·data-group-id="6132807062-7">{</span><span·class="ss">sha256</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">rsa</span><span·class="p"·data-group-id="6132807062-7">}</span><span·class="w"> |
| 2479 | </span><span·class="p"·data-group-id=" | 2479 | </span><span·class="p"·data-group-id="6132807062-1">]</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><ul><li>Support·for·<code·class="inline">{md5,·rsa}</code>·was·removed·from·the·TLS-1.2·default·in |
| 2480 | ssl-8.0·(Erlang/OTP·22).</li><li>Support·for·<code·class="inline">{sha,·_}</code>·(SHA1)·and·<code·class="inline">{sha224,·_}</code>·was·removed | 2480 | ssl-8.0·(Erlang/OTP·22).</li><li>Support·for·<code·class="inline">{sha,·_}</code>·(SHA1)·and·<code·class="inline">{sha224,·_}</code>·was·removed |
| 2481 | from·the·TLS-1.2·default·in·ssl-11.0·(Erlang/OTP·26).</li></ul></section><p>The·list·for·<code·class="inline">rsa_pss_schemes</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 2481 | from·the·TLS-1.2·default·in·ssl-11.0·(Erlang/OTP·26).</li></ul></section><p>The·list·for·<code·class="inline">rsa_pss_schemes</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6241134837-1">[</span><span·class="ss">rsa_pss_pss_sha512</span><span·class="p">,</span><span·class="w"> |
| 2482 | </span><span·class="ss">rsa_pss_pss_sha384</span><span·class="p">,</span><span·class="w"> | 2482 | </span><span·class="ss">rsa_pss_pss_sha384</span><span·class="p">,</span><span·class="w"> |
| 2483 | </span><span·class="ss">rsa_pss_pss_sha256</span><span·class="p">,</span><span·class="w"> | 2483 | </span><span·class="ss">rsa_pss_pss_sha256</span><span·class="p">,</span><span·class="w"> |
| 2484 | </span><span·class="ss">rsa_pss_rsae_sha512</span><span·class="p">,</span><span·class="w"> | 2484 | </span><span·class="ss">rsa_pss_rsae_sha512</span><span·class="p">,</span><span·class="w"> |
| 2485 | </span><span·class="ss">rsa_pss_rsae_sha384</span><span·class="p">,</span><span·class="w"> | 2485 | </span><span·class="ss">rsa_pss_rsae_sha384</span><span·class="p">,</span><span·class="w"> |
| 2486 | </span><span·class="ss">rsa_pss_rsae_sha256</span><span·class="p"·data-group-id=" | 2486 | </span><span·class="ss">rsa_pss_rsae_sha256</span><span·class="p"·data-group-id="6241134837-1">]</span></code></pre><p>The·list·of·<code·class="inline">TLS_13_Legacy_Schemes</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0524552064-1">[</span><span·class="w"> |
| 2487 | </span><span·class="c1">%%·Legacy·algorithms·only·applicable·to·certificate·signatures</span><span·class="w"> | 2487 | </span><span·class="c1">%%·Legacy·algorithms·only·applicable·to·certificate·signatures</span><span·class="w"> |
| 2488 | </span><span·class="ss">rsa_pkcs1_sha512</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·Corresponds·to·{sha512,·rsa}</span><span·class="w"> | 2488 | </span><span·class="ss">rsa_pkcs1_sha512</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·Corresponds·to·{sha512,·rsa}</span><span·class="w"> |
| 2489 | </span><span·class="ss">rsa_pkcs1_sha384</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·Corresponds·to·{sha384,·rsa}</span><span·class="w"> | 2489 | </span><span·class="ss">rsa_pkcs1_sha384</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·Corresponds·to·{sha384,·rsa}</span><span·class="w"> |
| 2490 | </span><span·class="ss">rsa_pkcs1_sha256</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·Corresponds·to·{sha256,·rsa}</span><span·class="w"> | 2490 | </span><span·class="ss">rsa_pkcs1_sha256</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·Corresponds·to·{sha256,·rsa}</span><span·class="w"> |
| 2491 | </span><span·class="p"·data-group-id="0 | 2491 | </span><span·class="p"·data-group-id="0524552064-1">]</span></code></pre><p>The·list·of·<code·class="inline">Default_TLS_13_Schemes</code>·is·defined·as·follows:</p><pre><code·class="text">[ |
| 2492 | %%·EDDSA | 2492 | %%·EDDSA |
| 2493 | eddsa_ed25519, | 2493 | eddsa_ed25519, |
| 2494 | eddsa_ed448 | 2494 | eddsa_ed448 |
| 2495 | %%·ECDSA | 2495 | %%·ECDSA |
| 2496 | ecdsa_secp521r1_sha512, | 2496 | ecdsa_secp521r1_sha512, |
| 2497 | ecdsa_secp384r1_sha384, | 2497 | ecdsa_secp384r1_sha384, |
| Offset 2570, 16 lines modified | Offset 2570, 16 lines modified | ||
| 2570 | ······<div·class="specs"> | 2570 | ······<div·class="specs"> |
| 2571 | ··········<pre·translate="no"><span·class="attribute">-type</span>·anchor_fun()·::·fun().</pre> | 2571 | ··········<pre·translate="no"><span·class="attribute">-type</span>·anchor_fun()·::·fun().</pre> |
| 2572 | ······</div> | 2572 | ······</div> |
| 2573 | <p>Claim·an·intermediate·CA·in·the·chain·as·trusted.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="2318806388-1">(</span><span·class="n">Chain</span><span·class="p">:</span><span·class="p">:</span><span·class="p"·data-group-id="2318806388-2">[</span><span·class="nc">public_key</span><span·class="p">:</span><span·class="nf">der_encoded</span><span·class="p"·data-group-id="2318806388-3">(</span><span·class="p"·data-group-id="2318806388-3">)</span><span·class="p"·data-group-id="2318806388-2">]</span><span·class="p"·data-group-id="2318806388-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 2574 | 2573 | <p>Claim·an·intermediate·CA·in·the·chain·as·trusted.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="7179208770-1">(</span><span·class="n">Chain</span><span·class="p">:</span><span·class="p">:</s[·...·truncated·by·diffoscope;·len:·430,·SHA:·ab2ce37799fcd9d1d62fbb8a1517f97024bd16762ecd0cd8ca40ed5912a299a8·...·] | |
| 2574 | ······</span><span·class="p"·data-group-id="7179208770-4">{</span><span·class="ss">trusted_ca</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DerCert</span><span·class="p">:</span><span·class="p">:</span><span·class="nc">public_key</span><span·class="p">:</span><span·class="nf">der_encoded</span><span·class="p"·data-group-id="7179208770-5">(</span><span·class="p"·data-group-id="7179208770-5">)</span><span·class="p"·data-group-id="7179208770-4">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">unknown_ca</span><span·class="p">.</span></code></pre><p>TLS·then·uses·<a·href="../../../../lib/public_key-1.17.1/doc/html/public_key.html#pkix_path_validation/3"><code·class="inline">public_key:pkix_path_validation/3</code></a>·with·the·selected·CA | ||
| 2575 | as·the·trusted·anchor·and·verifies·the·rest·of·the·chain.</p> | 2575 | as·the·trusted·anchor·and·verifies·the·rest·of·the·chain.</p> |
| 2576 | ··</section> | 2576 | ··</section> |
| 2577 | </section> | 2577 | </section> |
| 2578 | <section·class="detail"·id="t:cert_key_conf/0"> | 2578 | <section·class="detail"·id="t:cert_key_conf/0"> |
| 2579 | ··<div·class="detail-header"> | 2579 | ··<div·class="detail-header"> |
| 2580 | ····<a·href="#t:cert_key_conf/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> | 2580 | ····<a·href="#t:cert_key_conf/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> |
| Offset 3001, 15 lines modified | Offset 3001, 15 lines modified | ||
| 3001 | <a·href="#connect/3">connect/3,4</a>·unless·it·is·of·type·<a·href="../../../../lib/kernel-10.2.2/doc/html/inet.html#t:ip_address/0"><code·class="inline">inet:ip_address()</code></a>. | 3001 | <a·href="#connect/3">connect/3,4</a>·unless·it·is·of·type·<a·href="../../../../lib/kernel-10.2.2/doc/html/inet.html#t:ip_address/0"><code·class="inline">inet:ip_address()</code></a>. |
| 3002 | The·hostname·will·also·be·used·in·the·hostname·verification·of·the·peer | 3002 | The·hostname·will·also·be·used·in·the·hostname·verification·of·the·peer |
| 3003 | certificate·using·<a·href="../../../../lib/public_key-1.17.1/doc/html/public_key.html#pkix_verify_hostname/2"><code·class="inline">public_key:pkix_verify_hostname/2</code></a>. | 3003 | certificate·using·<a·href="../../../../lib/public_key-1.17.1/doc/html/public_key.html#pkix_verify_hostname/2"><code·class="inline">public_key:pkix_verify_hostname/2</code></a>. |
| 3004 | The·special·value·<code·class="inline">disable</code>·prevents·the·Server·Name·Indication·extension·from | 3004 | The·special·value·<code·class="inline">disable</code>·prevents·the·Server·Name·Indication·extension·from |
| 3005 | being·sent·and·disables·the·hostname·verification·check.</p></li><li><p><strong><code·class="inline">{customize_hostname_check,·HostNameCheckOpts}</code></strong>·-·Customization·option</p><p>Customizes·the·hostname·verification·of·the·peer·certificate,·as·various | 3005 | being·sent·and·disables·the·hostname·verification·check.</p></li><li><p><strong><code·class="inline">{customize_hostname_check,·HostNameCheckOpts}</code></strong>·-·Customization·option</p><p>Customizes·the·hostname·verification·of·the·peer·certificate,·as·various |
| 3006 | protocols·that·use·TLS,·such·as·HTTP·or·LDAP,·may·require·different·approaches.·For | 3006 | protocols·that·use·TLS,·such·as·HTTP·or·LDAP,·may·require·different·approaches.·For |
| 3007 | example,·here·is·how·to·use·standard·hostname·checking·for·HTTPS·implemented·in | 3007 | example,·here·is·how·to·use·standard·hostname·checking·for·HTTPS·implemented·in |
| 3008 | <a·href="../../../../lib/public_key-1.17.1/doc/html/public_key_app.html">Public_Key</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 3008 | <a·href="../../../../lib/public_key-1.17.1/doc/html/public_key_app.html">Public_Key</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1237227074-1">{</span><span·class="ss">customize_hostname_check</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1237227074-2">[</span><span·class="p"·data-group-id="1237227074-3">{</span><span·class="ss">match_fun</span[·...·truncated·by·diffoscope;·len:·443,·SHA:·ad65cb2bbca8334720ff7c02d3c3515bde5e6f71fb396408fe42e8e9f3088709·...·]-1">}</span></code></pre><p>For·futher·description·of·the·customize·options,·see |
| 3009 | <a·href="../../../../lib/public_key-1.17.1/doc/html/public_key.html#pkix_verify_hostname/3"><code·class="inline">public_key:pkix_verify_hostname/3</code></a>.</p></li><li><p><strong><code·class="inline">{client_certificate_authorities,·UseCertAuth}</code></strong>·-·Inter-op·hint·option</p><p>If·<code·class="inline">UseCertAuth</code>·is·set·to·<code·class="inline">true</code>,·sends·the·certificate·authorities | 3009 | <a·href="../../../../lib/public_key-1.17.1/doc/html/public_key.html#pkix_verify_hostname/3"><code·class="inline">public_key:pkix_verify_hostname/3</code></a>.</p></li><li><p><strong><code·class="inline">{client_certificate_authorities,·UseCertAuth}</code></strong>·-·Inter-op·hint·option</p><p>If·<code·class="inline">UseCertAuth</code>·is·set·to·<code·class="inline">true</code>,·sends·the·certificate·authorities |
| 3010 | extension·in·the·TLS-1.3·client·hello.·The·default·is·<code·class="inline">false</code>.·Note | 3010 | extension·in·the·TLS-1.3·client·hello.·The·default·is·<code·class="inline">false</code>.·Note |
| 3011 | that·setting·<code·class="inline">UseCertAuth</code>·to·<code·class="inline">true</code>·can·result·in·a·significant | 3011 | that·setting·<code·class="inline">UseCertAuth</code>·to·<code·class="inline">true</code>·can·result·in·a·significant |
| 3012 | overhead·if·there·exists·many·trusted·CA·certificates.·(Since | 3012 | overhead·if·there·exists·many·trusted·CA·certificates.·(Since |
| 3013 | Erlang/OTP·24.3.)</p></li><li><p><strong><code·class="inline">{stapling,·Stapling}</code></strong>·-·Certificate·revocation·check·option</p><p>If·<code·class="inline">Stapling</code>·is·atom·<code·class="inline">staple</code>·or·a·map,·OCSP·stapling·will·be | 3013 | Erlang/OTP·24.3.)</p></li><li><p><strong><code·class="inline">{stapling,·Stapling}</code></strong>·-·Certificate·revocation·check·option</p><p>If·<code·class="inline">Stapling</code>·is·atom·<code·class="inline">staple</code>·or·a·map,·OCSP·stapling·will·be |
| 3014 | enabled,·meaning·that·an·extension·of·type·"status_request"·will·be | 3014 | enabled,·meaning·that·an·extension·of·type·"status_request"·will·be |
| 3015 | included·in·the·client·hello·to·indicate·the·desire·to·receive | 3015 | included·in·the·client·hello·to·indicate·the·desire·to·receive |
| Offset 3139, 25 lines modified | Offset 3139, 25 lines modified | ||
| 3139 | ··········{early_data,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()}·| | 3139 | ··········{early_data,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()}·| |
| 3140 | ··········{middlebox_comp_mode,·MiddleBoxMode·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()}.</pre> | 3140 | ··········{middlebox_comp_mode,·MiddleBoxMode·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()}.</pre> |
| 3141 | ······</div> | 3141 | ······</div> |
| 3142 | <p>Options·only·relevant·for·TLS-1.3.</p><ul><li><p><strong><code·class="inline">{session_tickets,·SessionTickets}</code></strong>·-·Use·of·session·tickets</p><p>Configures·the·session·ticket·functionality.·Allowed·values·are·<code·class="inline">disabled</code>, | 3142 | <p>Options·only·relevant·for·TLS-1.3.</p><ul><li><p><strong><code·class="inline">{session_tickets,·SessionTickets}</code></strong>·-·Use·of·session·tickets</p><p>Configures·the·session·ticket·functionality.·Allowed·values·are·<code·class="inline">disabled</code>, |
| 3143 | <code·class="inline">manual</code>,·and·<code·class="inline">auto</code>.·If·it·is·set·to·<code·class="inline">manual</code>·the·client·will·send·the·ticket | 3143 | <code·class="inline">manual</code>,·and·<code·class="inline">auto</code>.·If·it·is·set·to·<code·class="inline">manual</code>·the·client·will·send·the·ticket |
| 3144 | information·to·user·process·in·a·3-tuple:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 3144 | information·to·user·process·in·a·3-tuple:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4327276673-1">{</span><span·class="ss">ssl</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">session_ticket</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4327276673-2">{</span><span·class="n">SNI<[·...·truncated·by·diffoscope;·len:·181,·SHA:·f6ea2e99de76b6cfa51beedce737f15b75653996aa15ea3ed0c3255ce8acbb66·...·]-1">}</span></code></pre><p>where·<code·class="inline">SNI</code>·is·the·ServerNameIndication·and·<code·class="inline">TicketData</code>·is·the·extended·ticket |
| 3145 | data·that·can·be·used·in·subsequent·session·resumptions.</p><p>If·it·is·set·to·<code·class="inline">auto</code>,·the·client·automatically·handles·received·tickets·and | 3145 | data·that·can·be·used·in·subsequent·session·resumptions.</p><p>If·it·is·set·to·<code·class="inline">auto</code>,·the·client·automatically·handles·received·tickets·and |
| 3146 | tries·to·use·them·when·making·new·TLS·connections·(session·resumption·with | 3146 | tries·to·use·them·when·making·new·TLS·connections·(session·resumption·with |
| 3147 | pre-shared·keys).</p><p>Ticket·lifetime,·the·number·of·tickets·sent·by·the·server,·and·the | 3147 | pre-shared·keys).</p><p>Ticket·lifetime,·the·number·of·tickets·sent·by·the·server,·and·the |
| 3148 | maximum·number·of·tickets·stored·by·the·server·in·stateful·mode·are·configured | 3148 | maximum·number·of·tickets·stored·by·the·server·in·stateful·mode·are·configured |
| 3149 | by·<a·href="ssl_app.html#configuration">application·variables</a>.</p><p>See·also | 3149 | by·<a·href="ssl_app.html#configuration">application·variables</a>.</p><p>See·also |
| 3150 | <a·href="using_ssl.html#session-tickets-and-session-resumption-in-tls-1-3">SSL·User's·Guide,·Session·Tickets·and·Session·Resumption·in·TLS·1.3</a>.</p></li><li><p><strong><code·class="inline">{use_ticket,·Tickets}</code></strong></p><p>Configures·the·session·tickets·to·be·used·for·session·resumption.·It·is·a | 3150 | <a·href="using_ssl.html#session-tickets-and-session-resumption-in-tls-1-3">SSL·User's·Guide,·Session·Tickets·and·Session·Resumption·in·TLS·1.3</a>.</p></li><li><p><strong><code·class="inline">{use_ticket,·Tickets}</code></strong></p><p>Configures·the·session·tickets·to·be·used·for·session·resumption.·It·is·a |
| 3151 | mandatory·option·in·<code·class="inline">manual</code>·mode·(<code·class="inline">{session_tickets,·manual}</code>).</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Session·tickets·are·only·sent·to·the·user·if·option·<code·class="inline">session_tickets</code>·is·set·to | 3151 | mandatory·option·in·<code·class="inline">manual</code>·mode·(<code·class="inline">{session_tickets,·manual}</code>).</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Session·tickets·are·only·sent·to·the·user·if·option·<code·class="inline">session_tickets</code>·is·set·to |
| 3152 | <code·class="inline">manual</code></p><p>This·option·is·supported·by·TLS-1.3.·See·also | 3152 | <code·class="inline">manual</code></p><p>This·option·is·supported·by·TLS-1.3.·See·also |
| 3153 | <a·href="using_ssl.html#session-tickets-and-session-resumption-in-tls-1-3">SSL·User's·Guide,·Session·Tickets·and·Session·Resumption·in·TLS·1.3</a>.</p></section></li><li><p><strong><code·class="inline">{early_data,·EarlyData}</code></strong></p><p>Configures·the·early·data·to·be·sent·by·the·client.</p><p>To·verify·that·the·server·has·the·intention·to·process·the·early | 3153 | <a·href="using_ssl.html#session-tickets-and-session-resumption-in-tls-1-3">SSL·User's·Guide,·Session·Tickets·and·Session·Resumption·in·TLS·1.3</a>.</p></section></li><li><p><strong><code·class="inline">{early_data,·EarlyData}</code></strong></p><p>Configures·the·early·data·to·be·sent·by·the·client.</p><p>To·verify·that·the·server·has·the·intention·to·process·the·early |
| 3154 | data,·the·following·tuple·is·sent·to·the·user·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 3154 | data,·the·following·tuple·is·sent·to·the·user·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6856409890-1">{</span><span·class="ss">ssl</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SslSocket</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6856409890-2">{</span><span·class="ss">early_dat[·...·truncated·by·diffoscope;·len:·179,·SHA:·2c5e470343f8d7155072279acfcd1b62f9f951291aa4cd61db2e0e7b012b0fd2·...·]-1">}</span></code></pre><p>where·<code·class="inline">Result</code>·is·either·<code·class="inline">accepted</code>·or·<code·class="inline">rejected</code>.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>It·is·the·responsibility·of·the·user·to·handle·rejected·<code·class="inline">EarlyData</code>·and·to |
| 3155 | resend·when·appropriate.</p></section></li><li><p><strong><code·class="inline">{middlebox_comp_mode,·MiddleBoxMode}</code></strong></p><p>Configures·the·middlebox·compatibility·mode·for·a·TLS-1.3·connection.</p><p>A·significant·number·of·middleboxes·misbehave·when·a·TLS-1.3 | 3155 | resend·when·appropriate.</p></section></li><li><p><strong><code·class="inline">{middlebox_comp_mode,·MiddleBoxMode}</code></strong></p><p>Configures·the·middlebox·compatibility·mode·for·a·TLS-1.3·connection.</p><p>A·significant·number·of·middleboxes·misbehave·when·a·TLS-1.3 |
| 3156 | connection·is·negotiated.·Implementations·can·increase·the·chance·of | 3156 | connection·is·negotiated.·Implementations·can·increase·the·chance·of |
| 3157 | making·connections·through·those·middleboxes·by·adapting·the·TLS-1.3 | 3157 | making·connections·through·those·middleboxes·by·adapting·the·TLS-1.3 |
| 3158 | handshake·to·resemble·that·of·a·TLS-1.2·handshake.</p><p>The·middlebox·compatibility·mode·is·enabled·(<code·class="inline">true</code>)·by·default.</p></li></ul> | 3158 | handshake·to·resemble·that·of·a·TLS-1.2·handshake.</p><p>The·middlebox·compatibility·mode·is·enabled·(<code·class="inline">true</code>)·by·default.</p></li></ul> |
| 3159 | ··</section> | 3159 | ··</section> |
| 3160 | </section> | 3160 | </section> |
| Offset 3553, 28 lines modified | Offset 3553, 28 lines modified | ||
| 3553 | and·key·options.·For·examples,·see·the·<a·href="using_ssl.html">User's·Guide</a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p><code·class="inline">eddsa</code>·certificates·are·only·supported·by·TLS-1.3·implementations·that·do·not·support·<code·class="inline">dsa</code> | 3553 | and·key·options.·For·examples,·see·the·<a·href="using_ssl.html">User's·Guide</a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p><code·class="inline">eddsa</code>·certificates·are·only·supported·by·TLS-1.3·implementations·that·do·not·support·<code·class="inline">dsa</code> |
| 3554 | certificates.·<code·class="inline">rsa_pss_pss</code>·(RSA·certificates·using·Probabilistic·Signature | 3554 | certificates.·<code·class="inline">rsa_pss_pss</code>·(RSA·certificates·using·Probabilistic·Signature |
| 3555 | Scheme)·are·supported·in·TLS-1.2·and·TLS-1.3,·but·some·TLS-1.2·implementations | 3555 | Scheme)·are·supported·in·TLS-1.2·and·TLS-1.3,·but·some·TLS-1.2·implementations |
| 3556 | do·not·support·<code·class="inline">rsa_pss_pss</code>.</p></section></li><li><p><strong><code·class="inline">{depth,·AllowedCertChainLen}</code></strong>·-·Limits·the·accepted·number·of·certificates·in·the·certificate·chain.</p><p>Maximum·number·of·non-self-issued·intermediate·certificates·that·can·follow·the | 3556 | do·not·support·<code·class="inline">rsa_pss_pss</code>.</p></section></li><li><p><strong><code·class="inline">{depth,·AllowedCertChainLen}</code></strong>·-·Limits·the·accepted·number·of·certificates·in·the·certificate·chain.</p><p>Maximum·number·of·non-self-issued·intermediate·certificates·that·can·follow·the |
| 3557 | peer·certificate·in·a·valid·certification·path.·So,·if·depth·is·0·the·PEER·must | 3557 | peer·certificate·in·a·valid·certification·path.·So,·if·depth·is·0·the·PEER·must |
| 3558 | be·signed·by·the·trusted·ROOT-CA·directly;·if·1·the·path·can·be·PEER,·CA, | 3558 | be·signed·by·the·trusted·ROOT-CA·directly;·if·1·the·path·can·be·PEER,·CA, |
| 3559 | ROOT-CA;·if·2·the·path·can·be·PEER,·CA,·CA,·ROOT-CA,·and·so·on.·The·default | 3559 | ROOT-CA;·if·2·the·path·can·be·PEER,·CA,·CA,·ROOT-CA,·and·so·on.·The·default |
| 3560 | value·is·10.·Used·to·mitigate·DoS·attack·possibilities.</p></li><li><p><strong><code·class="inline">{verify_fun,·Verify}</code></strong>·-·Customize·certificate·path·validation</p><p>The·verification·fun·is·to·be·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 3560 | value·is·10.·Used·to·mitigate·DoS·attack·possibilities.</p></li><li><p><strong><code·class="inline">{verify_fun,·Verify}</code></strong>·-·Customize·certificate·path·validation</p><p>The·verification·fun·is·to·be·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="7987770036-1">(</span><span·class="n">OtpCert</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'OTPCertificate'</span><span·class="p"·data-group-id="79877[·...·truncated·by·diffoscope;·len:·58,·SHA:·f408a48887ddafecdcd84289cfbbe6250b47eea0a1efe9ae8167f4baa60c4df1·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 3561 | ····</span><span·class="n">Event</span><span·class="p">,</span><span·class="w">·</span><span·class="n">InitialUserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 3561 | ····</span><span·class="n">Event</span><span·class="p">,</span><span·class="w">·</span><span·class="n">InitialUserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="7987770036-3">(</span><span·class="p"·data-group-id="7987770036-3">)</span><span·class="p"·data-group-id="7987770036-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 3562 | ··</span><span·class="p"·data-group-id=" | 3562 | ··</span><span·class="p"·data-group-id="7987770036-4">{</span><span·class="ss">valid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><[·...·truncated·by·diffoscope;·len:·146,·SHA:·f786f330c74b207a0baaf97b80a2e57111066f39f0bbb7b0bac932f5865436e9·...·]-4">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3563 | ··</span><span·class="p"·data-group-id=" | 3563 | ··</span><span·class="p"·data-group-id="7987770036-6">{</span><span·class="ss">fail</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span[·...·truncated·by·diffoscope;·len:·661,·SHA:·5c6e314aeb7b7547d915fc00ce8c883b0a3f9e2a8819641a86472ae047286f26·...·]-8">}</span><span·class="p">.</span><span·class="w"> |
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| 273 | ······<p·class="built-using"> | 273 | ······<p·class="built-using"> |
| 274 | ········Built·using | 274 | ········Built·using |
| 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 277 | ······</p> | 277 | ······</p> |
| 278 | <p>Copyright·©·1996-202 | 278 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 279 | ····</footer> | 279 | ····</footer> |
| 280 | ··</div> | 280 | ··</div> |
| 281 | </main> | 281 | </main> |
| 282 | </div> | 282 | </div> |
| 283 | <script> | 283 | <script> |
| 284 | ··function·mermaidLoaded()·{ | 284 | ··function·mermaidLoaded()·{ |
| 285 | ····mermaid.initialize({ | 285 | ····mermaid.initialize({ |
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| 357 | ······<p·class="built-using"> | 357 | ······<p·class="built-using"> |
| 358 | ········Built·using | 358 | ········Built·using |
| 359 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 359 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 360 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 360 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 361 | ······</p> | 361 | ······</p> |
| 362 | <p>Copyright·©·1996-202 | 362 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 363 | ····</footer> | 363 | ····</footer> |
| 364 | ··</div> | 364 | ··</div> |
| 365 | </main> | 365 | </main> |
| 366 | </div> | 366 | </div> |
| 367 | <script> | 367 | <script> |
| 368 | ··function·mermaidLoaded()·{ | 368 | ··function·mermaidLoaded()·{ |
| 369 | ····mermaid.initialize({ | 369 | ····mermaid.initialize({ |
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| 512 | ······<p·class="built-using"> | 512 | ······<p·class="built-using"> |
| 513 | ········Built·using | 513 | ········Built·using |
| 514 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 514 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 515 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 515 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 516 | ······</p> | 516 | ······</p> |
| 517 | <p>Copyright·©·1996-202 | 517 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 518 | ····</footer> | 518 | ····</footer> |
| 519 | ··</div> | 519 | ··</div> |
| 520 | </main> | 520 | </main> |
| 521 | </div> | 521 | </div> |
| 522 | <script> | 522 | <script> |
| 523 | ··function·mermaidLoaded()·{ | 523 | ··function·mermaidLoaded()·{ |
| 524 | ····mermaid.initialize({ | 524 | ····mermaid.initialize({ |
| Offset 143, 22 lines modified | Offset 143, 22 lines modified | ||
| 143 | </h2> | 143 | </h2> |
| 144 | <p>Boot·scripts·are·built·using·the·<code·class="inline">systools</code>·utility·in·the·SASL·application.·For | 144 | <p>Boot·scripts·are·built·using·the·<code·class="inline">systools</code>·utility·in·the·SASL·application.·For |
| 145 | more·information·on·<code·class="inline">systools</code>,·see·the·SASL·documentation.·This·is·only·an | 145 | more·information·on·<code·class="inline">systools</code>,·see·the·SASL·documentation.·This·is·only·an |
| 146 | example·of·what·can·be·done.</p><p>The·simplest·boot·script·possible·includes·only·the·Kernel·and·STDLIB | 146 | example·of·what·can·be·done.</p><p>The·simplest·boot·script·possible·includes·only·the·Kernel·and·STDLIB |
| 147 | applications.·Such·a·script·is·located·in·the·<code·class="inline">bin</code>·directory·of·the·Erlang | 147 | applications.·Such·a·script·is·located·in·the·<code·class="inline">bin</code>·directory·of·the·Erlang |
| 148 | distribution.·The·source·for·the·script·is·found·under·the·Erlang·installation | 148 | distribution.·The·source·for·the·script·is·found·under·the·Erlang·installation |
| 149 | top·directory·under·<code·class="inline">releases/<OTP·version>/start_clean.rel</code>.</p><p>Do·the·following:</p><ul><li>Copy·that·script·to·another·location·(and·preferably·another·name).</li><li>Add·the·applications·Crypto,·Public·Key,·and·SSL·with·their·current·version | 149 | top·directory·under·<code·class="inline">releases/<OTP·version>/start_clean.rel</code>.</p><p>Do·the·following:</p><ul><li>Copy·that·script·to·another·location·(and·preferably·another·name).</li><li>Add·the·applications·Crypto,·Public·Key,·and·SSL·with·their·current·version |
| 150 | numbers·after·the·STDLIB·application.</li></ul><p>The·following·shows·an·example·<code·class="inline">.rel</code>·file·with·TLS·added:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id=" | 150 | numbers·after·the·STDLIB·application.</li></ul><p>The·following·shows·an·example·<code·class="inline">.rel</code>·file·with·TLS·added:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id="0907866965-1">{</span><span·class="ss">release</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0907866965-2">{</span><span·class="s">"OTP··APN·181·01"</span><span·class="p">,</span><span·class="s">"R15A&q[·...·truncated·by·diffoscope;·len:·320,·SHA:·ae629ba2ae873528ed67a51a67ca1ece78508ac1e9b3fcce3a0d719cb55e7c8e·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 151 | ······</span><span·class="p"·data-group-id=" | 151 | ······</span><span·class="p"·data-group-id="0907866965-4">[</span><span·class="p"·data-group-id="0907866965-5">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="s">"2.15"</span><span·class="p"·data-group-id="0907866965-5">}</span><span·class="p">,</span><span·class="w"> |
| 152 | ······</span><span·class="p"·data-group-id=" | 152 | ······</span><span·class="p"·data-group-id="0907866965-6">{</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="s">"1.18"</span><span·class="p"·data-group-id="0907866965-6">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ······</span><span·class="p"·data-group-id=" | 153 | ······</span><span·class="p"·data-group-id="0907866965-7">{</span><span·class="ss">crypto</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"2.0.3"</span><span·class="p"·data-group-id="0907866965-7">}</span><span·class="p">,</span><span·class="w"> |
| 154 | ······</span><span·class="p"·data-group-id=" | 154 | ······</span><span·class="p"·data-group-id="0907866965-8">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"0.12"</span><span·class="p"·data-group-id="0907866965-8">}</span><span·class="p">,</span><span·class="w"> |
| 155 | ······</span><span·class="p"·data-group-id=" | 155 | ······</span><span·class="p"·data-group-id="0907866965-9">{</span><span·class="ss">asn1</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"4.0"</span><span·class="p"·data-group-id="0907866965-9">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ······</span><span·class="p"·data-group-id=" | 156 | ······</span><span·class="p"·data-group-id="0907866965-10">{</span><span·class="ss">ssl</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"5.0"</span><span·class="p"·data-group-id="0907866965-10">}</span><span·class="w"> |
| 157 | ······</span><span·class="p"·data-group-id=" | 157 | ······</span><span·class="p"·data-group-id="0907866965-4">]</span><span·class="p"·data-group-id="0907866965-1">}</span><span·class="p">.</span></code></pre><p>The·version·numbers·differ·in·your·system.·Whenever·one·of·the·applications |
| 158 | included·in·the·script·is·upgraded,·change·the·script.</p><p>Do·the·following:</p><ul><li><p>Build·the·boot·script.</p><p>Assuming·the·<code·class="inline">.rel·file</code>·is·stored·in·a·file·<code·class="inline">start_ssl.rel</code>·in·the·current | 158 | included·in·the·script·is·upgraded,·change·the·script.</p><p>Do·the·following:</p><ul><li><p>Build·the·boot·script.</p><p>Assuming·the·<code·class="inline">.rel·file</code>·is·stored·in·a·file·<code·class="inline">start_ssl.rel</code>·in·the·current |
| 159 | directory,·a·boot·script·can·be·built·as·follows:</p></li></ul><pre><code·class="text">···1>·systools:make_script("start_ssl",[]).</code></pre><p>There·is·now·a·<code·class="inline">start_ssl.boot</code>·file·in·the·current·directory.</p><p>Do·the·following:</p><ul><li>Test·the·boot·script.·To·do·this,·start·Erlang·with·the·<code·class="inline">-boot</code>·command-line | 159 | directory,·a·boot·script·can·be·built·as·follows:</p></li></ul><pre><code·class="text">···1>·systools:make_script("start_ssl",[]).</code></pre><p>There·is·now·a·<code·class="inline">start_ssl.boot</code>·file·in·the·current·directory.</p><p>Do·the·following:</p><ul><li>Test·the·boot·script.·To·do·this,·start·Erlang·with·the·<code·class="inline">-boot</code>·command-line |
| 160 | parameter·specifying·this·boot·script·(with·its·full·path,·but·without·the | 160 | parameter·specifying·this·boot·script·(with·its·full·path,·but·without·the |
| 161 | <code·class="inline">.boot</code>·suffix).·In·UNIX·it·can·look·as·follows:</li></ul><pre><code·class="text">$·erl·-boot·/home/me/ssl/start_ssl | 161 | <code·class="inline">.boot</code>·suffix).·In·UNIX·it·can·look·as·follows:</li></ul><pre><code·class="text">$·erl·-boot·/home/me/ssl/start_ssl |
| 162 | Erlang·(BEAM)·emulator·version·5.0 | 162 | Erlang·(BEAM)·emulator·version·5.0 |
| 163 | Eshell·V5.0··(abort·with·^G) | 163 | Eshell·V5.0··(abort·with·^G) |
| Offset 197, 18 lines modified | Offset 197, 18 lines modified | ||
| 197 | function·body·cannot·be·compiled·when·consulting·a·file.·Also·the·encoding | 197 | function·body·cannot·be·compiled·when·consulting·a·file.·Also·the·encoding |
| 198 | of·the·file·can·be·specified·as·defined·by·module·<a·href="../../../../lib/stdlib-6.2/doc/html/epp.html"><code·class="inline">epp</code></a>.</p></section><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Do·not·tamper·with·the·socket·options·<code·class="inline">list</code>,·<code·class="inline">binary</code>,·<code·class="inline">active</code>,·<code·class="inline">packet</code>, | 198 | of·the·file·can·be·specified·as·defined·by·module·<a·href="../../../../lib/stdlib-6.2/doc/html/epp.html"><code·class="inline">epp</code></a>.</p></section><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Do·not·tamper·with·the·socket·options·<code·class="inline">list</code>,·<code·class="inline">binary</code>,·<code·class="inline">active</code>,·<code·class="inline">packet</code>, |
| 199 | <code·class="inline">nodelay</code>·and·<code·class="inline">deliver</code>·since·they·are·used·by·the·distribution·protocol·handler | 199 | <code·class="inline">nodelay</code>·and·<code·class="inline">deliver</code>·since·they·are·used·by·the·distribution·protocol·handler |
| 200 | itself.·Other·raw·socket·options·such·as·<code·class="inline">packet_size</code>·may·interfere·severely, | 200 | itself.·Other·raw·socket·options·such·as·<code·class="inline">packet_size</code>·may·interfere·severely, |
| 201 | so·beware!</p></section><p>For·TLS·to·work,·at·least·a·public·key·and·a·certificate·must·be·specified·for | 201 | so·beware!</p></section><p>For·TLS·to·work,·at·least·a·public·key·and·a·certificate·must·be·specified·for |
| 202 | the·server·side·and·the·client·needs·to·specify·CAs·that·it·trusts·(client·certification | 202 | the·server·side·and·the·client·needs·to·specify·CAs·that·it·trusts·(client·certification |
| 203 | is·optional·and·requires·more·configuration).</p><p>In·the·following·example·(to·keep·it·simple),·the·PEM·file·<code·class="inline">"/home/me/ssl/erlserver.pem"</code> | 203 | is·optional·and·requires·more·configuration).</p><p>In·the·following·example·(to·keep·it·simple),·the·PEM·file·<code·class="inline">"/home/me/ssl/erlserver.pem"</code> |
| 204 | contains·both·the·server·certificate·and·its·private·key·.</p><p>Create·a·file·named·for·example·<code·class="inline">"/home/me/ssl/ssl_test@myhost.conf"</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 204 | contains·both·the·server·certificate·and·its·private·key·.</p><p>Create·a·file·named·for·example·<code·class="inline">"/home/me/ssl/ssl_test@myhost.conf"</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6922051456-1">[</span><span·class="p"·data-group-id="6922051456-2">{</span><span·class="ss">server</span><span·class="p">,</span><span·class="w"> |
| 205 | ··</span><span·class="p"·data-group-id=" | 205 | ··</span><span·class="p"·data-group-id="6922051456-3">[</span><span·class="p"·data-group-id="6922051456-4">{</span><span·class="ss">certfile</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/home/me/ssl/erlserver.pem"</span><span·class="p"·data-group-id="692205145[·...·truncated·by·diffoscope;·len:·107,·SHA:·6f8b2329cff8fedd540a3bb896597aefdc43c2c23a06a6b1e2665e7f0ab3fd06·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 206 | ·</span><span·class="p"·data-group-id=" | 206 | ·</span><span·class="p"·data-group-id="6922051456-5">{</span><span·class="ss">client</span><span·class="p">,</span><span·class="w"> |
| 207 | ··</span><span·class="p"·data-group-id=" | 207 | ··</span><span·class="p"·data-group-id="6922051456-6">[</span><span·class="p"·data-group-id="6922051456-7">{</span><span·class="ss">cacertfile</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/home/me/ssl/client_trusted.pem"</span><span·class="p"·data-group-id="69[·...·truncated·by·diffoscope;·len:·167,·SHA:·1a367883909bf37bb9b153f050245200ee1780030b329bcfed1a95bd313ddd44·...·]-1">]</span><span·class="p">.</span></code></pre><p>And·then·start·the·node·like·this·(line·breaks·in·the·command·are·for |
| 208 | readability,·and·shall·not·be·there·when·typed):</p><pre><code·class="text">$·erl·-boot·/home/me/ssl/start_ssl·-proto_dist·inet_tls | 208 | readability,·and·shall·not·be·there·when·typed):</p><pre><code·class="text">$·erl·-boot·/home/me/ssl/start_ssl·-proto_dist·inet_tls |
| 209 | ··-ssl_dist_optfile·"/home/me/ssl/ssl_test@myhost.conf" | 209 | ··-ssl_dist_optfile·"/home/me/ssl/ssl_test@myhost.conf" |
| 210 | ··-sname·ssl_test</code></pre><p>The·options·in·the·<code·class="inline">{server,·Opts}</code>·tuple·are·used·when·calling | 210 | ··-sname·ssl_test</code></pre><p>The·options·in·the·<code·class="inline">{server,·Opts}</code>·tuple·are·used·when·calling |
| 211 | <a·href="ssl.html#handshake/3"><code·class="inline">ssl:handshake/3</code></a>,·and·the·options·in·the·<code·class="inline">{client,·Opts}</code>·tuple·are·used·when | 211 | <a·href="ssl.html#handshake/3"><code·class="inline">ssl:handshake/3</code></a>,·and·the·options·in·the·<code·class="inline">{client,·Opts}</code>·tuple·are·used·when |
| 212 | calling·<a·href="ssl.html#connect/4"><code·class="inline">ssl:connect/4</code></a>.</p><p>For·the·client,·the·option·<code·class="inline">{server_name_indication,·atom_to_list(TargetNode)}</code> | 212 | calling·<a·href="ssl.html#connect/4"><code·class="inline">ssl:connect/4</code></a>.</p><p>For·the·client,·the·option·<code·class="inline">{server_name_indication,·atom_to_list(TargetNode)}</code> |
| 213 | is·added·when·connecting.·This·makes·it·possible·to·use·the·client·option | 213 | is·added·when·connecting.·This·makes·it·possible·to·use·the·client·option |
| 214 | <code·class="inline">{verify,·verify_peer}</code>,·and·the·client·will·verify·that·the·certificate·matches | 214 | <code·class="inline">{verify,·verify_peer}</code>,·and·the·client·will·verify·that·the·certificate·matches |
| Offset 270, 27 lines modified | Offset 270, 27 lines modified | ||
| 270 | in·that·variable·and·are·then·interpreted·as·command-line·arguments·for·all | 270 | in·that·variable·and·are·then·interpreted·as·command-line·arguments·for·all |
| 271 | subsequent·invocations·of·Erlang.</p><p>In·a·Unix·(Bourne)·shell,·it·can·look·as·follows·(line·breaks·are·for | 271 | subsequent·invocations·of·Erlang.</p><p>In·a·Unix·(Bourne)·shell,·it·can·look·as·follows·(line·breaks·are·for |
| 272 | readability,·they·are·not·to·be·there·when·typed):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="n">ERL_FLAGS</span><span·class="o">=</span><span·class="s">"-boot·/home/me/ssl/start_ssl·-proto_dist·inet_tls | 272 | readability,·they·are·not·to·be·there·when·typed):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="n">ERL_FLAGS</span><span·class="o">=</span><span·class="s">"-boot·/home/me/ssl/start_ssl·-proto_dist·inet_tls |
| 273 | ··-ssl_dist_opt·server_certfile·/home/me/ssl/erlserver.pem | 273 | ··-ssl_dist_opt·server_certfile·/home/me/ssl/erlserver.pem |
| 274 | ··-ssl_dist_opt·server_secure_renegotiate·true·client_secure_renegotiate·true"</span><span·class="w"> | 274 | ··-ssl_dist_opt·server_secure_renegotiate·true·client_secure_renegotiate·true"</span><span·class="w"> |
| 275 | </span><span·class="sc">$·</span><span·class="ss">export</span><span·class="w">·</span><span·class="n">ERL_FLAGS</span><span·class="w"> | 275 | </span><span·class="sc">$·</span><span·class="ss">export</span><span·class="w">·</span><span·class="n">ERL_FLAGS</span><span·class="w"> |
| 276 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">sname</span><span·class="w">·</span><span·class="ss">ssl_test</span><span·class="w"> | 276 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">sname</span><span·class="w">·</span><span·class="ss">ssl_test</span><span·class="w"> |
| 277 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id=" | 277 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id="3353699454-1">(</span><span·class="n">BEAM</span><span·class="p"·data-group-id="3353699454-1">)</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="mf">5.[·...·truncated·by·diffoscope;·len:·155,·SHA:·67d059dbbd5d497a5b0c9c3316cb390ca5d7cead596a020ad1ed81b8f3d4d83f·...·]4-2">]</span><span·class="w"> |
| 278 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">··</span><span·class="p"·data-group-id=" | 278 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">··</span><span·class="p"·data-group-id="3353699454-3">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="3353699454-3">)</span><span·class="gp·unselectable"> |
| 279 | (ssl_test@myhost)1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_arguments</span><span·class="p"·data-group-id=" | 279 | (ssl_test@myhost)1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_arguments</span><span·class="p"·data-group-id="3353699454-4">(</span><span·class="p"·data-group-id="3353699454-4">)</span><span·class="p">.</span><span·class="w"> |
| 280 | </span><span·class="p"·data-group-id=" | 280 | </span><span·class="p"·data-group-id="3353699454-5">[</span><span·class="p"·data-group-id="3353699454-6">{</span><span·class="ss">root</span><span·class="p">,</span><span·class="p"·data-group-id="3353699454-7">[</span><span·class="s">"/usr/local/erlang"</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·69,·SHA:·c0f0f0882a4db16f04a3e603d586f855a20455c4a0a205788630a6ded735da02·...·]4-6">}</span><span·class="p">,</span><span·class="w"> |
| 281 | ·</span><span·class="p"·data-group-id=" | 281 | ·</span><span·class="p"·data-group-id="3353699454-8">{</span><span·class="ss">progname</span><span·class="p">,</span><span·class="p"·data-group-id="3353699454-9">[</span><span·class="s">"erl·"</span><span·class="p"·data-group-id="3353699454-9">]</span><span·class="p"·data-group-id="33[·...·truncated·by·diffoscope;·len:·7,·SHA:·5afee32815b79033b5f8b383d5252d9a9a168854a451bd5835284954f3d38aec·...·]4-8">}</span><span·class="p">,</span><span·class="w"> |
| 282 | ·</span><span·class="p"·data-group-id=" | 282 | ·</span><span·class="p"·data-group-id="3353699454-10">{</span><span·class="ss">sname</span><span·class="p">,</span><span·class="p"·data-group-id="3353699454-11">[</span><span·class="s">"ssl_test"</span><span·class="p"·data-group-id="3353699454-11">]</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·11,·SHA:·609093d4c089294a1457ff8ab8f27b0b2e36a2f2d78458ead31472ad7a648818·...·]4-10">}</span><span·class="p">,</span><span·class="w"> |
| 283 | ·</span><span·class="p"·data-group-id=" | 283 | ·</span><span·class="p"·data-group-id="3353699454-12">{</span><span·class="ss">boot</span><span·class="p">,</span><span·class="p"·data-group-id="3353699454-13">[</span><span·class="s">"/home/me/ssl/start_ssl"</span><span·class="p"·data-group-id="3353699454-13">]</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·24,·SHA:·72532fbe4e98a1c83e8825bef3ca71324726da72af511cedd67f180fe4719ea4·...·]4-12">}</span><span·class="p">,</span><span·class="w"> |
| 284 | ·</span><span·class="p"·data-group-id=" | 284 | ·</span><span·class="p"·data-group-id="3353699454-14">{</span><span·class="ss">proto_dist</span><span·class="p">,</span><span·class="p"·data-group-id="3353699454-15">[</span><span·class="s">"inet_tls"</span><span·class="p"·data-group-id="3353699454-15">]</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·16,·SHA:·cda5e8186d332d87c30410ed7b16da2a5d05ac87ca4b9550403a09c45a991d5d·...·]4-14">}</span><span·class="p">,</span><span·class="w"> |
| 285 | ·</span><span·class="p"·data-group-id=" | 285 | ·</span><span·class="p"·data-group-id="3353699454-16">{</span><span·class="ss">ssl_dist_opt</span><span·class="p">,</span><span·class="p"·data-group-id="3353699454-17">[</span><span·class="s">"server_certfile"</span><span·class="p">,</span><span·class="s">"/home/me/ssl/erlserver.[·...·truncated·by·diffoscope;·len:·110,·SHA:·017fa455fc85bde4ebe1f913d0eafee1413a61ad56f6e42572f1b3e934332a64·...·]4-16">}</span><span·class="p">,</span><span·class="w"> |
| 286 | ·</span><span·class="p"·data-group-id=" | 286 | ·</span><span·class="p"·data-group-id="3353699454-18">{</span><span·class="ss">ssl_dist_opt</span><span·class="p">,</span><span·class="p"·data-group-id="3353699454-19">[</span><span·class="s">"server_secure_renegotiate"</span><span·class="p">,</span><span·class="s">"true"</span><span·class="p">,</span><span·class="w"> |
| 287 | ················</span><span·class="s">"client_secure_renegotiate"</span><span·class="p">,</span><span·class="s">"true"</span><span·class="p"·data-group-id=" | 287 | ················</span><span·class="s">"client_secure_renegotiate"</span><span·class="p">,</span><span·class="s">"true"</span><span·class="p"·data-group-id="3353699454-19">]</span><span·class="w"> |
| 288 | ·</span><span·class="p"·data-group-id=" | 288 | ·</span><span·class="p"·data-group-id="3353699454-20">{</span><span·class="ss">home</span><span·class="p">,</span><span·class="p"·data-group-id="3353699454-21">[</span><span·class="s">"/home/me"</span><span·class="p"·data-group-id="3353699454-21">]</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·10,·SHA:·68c888d5500b16a2b6e8c80861ae9c65d5829434edd53a0f9ef6b77e1327c411·...·]4-20">}</span><span·class="p">]</span></code></pre><p>The·<code·class="inline">init:get_arguments()</code>·call·verifies·that·the·correct·arguments·are·supplied |
| 289 | to·the·emulator.</p> | 289 | to·the·emulator.</p> |
| 290 | </div> | 290 | </div> |
| 291 | <div·class="bottom-actions"·id="bottom-actions"> | 291 | <div·class="bottom-actions"·id="bottom-actions"> |
| 292 | ··<div·class="bottom-actions-item"> | 292 | ··<div·class="bottom-actions-item"> |
| 293 | ······<a·href="using_ssl.html"·class="bottom-actions-button"·rel="prev"> | 293 | ······<a·href="using_ssl.html"·class="bottom-actions-button"·rel="prev"> |
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| 334 | ······<p·class="built-using"> | 334 | ······<p·class="built-using"> |
| 335 | ········Built·using | 335 | ········Built·using |
| 336 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 336 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 337 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 337 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 338 | ······</p> | 338 | ······</p> |
| 339 | <p>Copyright·©·1996-202 | 339 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 340 | ····</footer> | 340 | ····</footer> |
| 341 | ··</div> | 341 | ··</div> |
| 342 | </main> | 342 | </main> |
| 343 | </div> | 343 | </div> |
| 344 | <script> | 344 | <script> |
| 345 | ··function·mermaidLoaded()·{ | 345 | ··function·mermaidLoaded()·{ |
| 346 | ····mermaid.initialize({ | 346 | ····mermaid.initialize({ |
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| 275 | ······<p·class="built-using"> | 275 | ······<p·class="built-using"> |
| 276 | ········Built·using | 276 | ········Built·using |
| 277 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 277 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 278 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 278 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 279 | ······</p> | 279 | ······</p> |
| 280 | <p>Copyright·©·1996-202 | 280 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 281 | ····</footer> | 281 | ····</footer> |
| 282 | ··</div> | 282 | ··</div> |
| 283 | </main> | 283 | </main> |
| 284 | </div> | 284 | </div> |
| 285 | <script> | 285 | <script> |
| 286 | ··function·mermaidLoaded()·{ | 286 | ··function·mermaidLoaded()·{ |
| 287 | ····mermaid.initialize({ | 287 | ····mermaid.initialize({ |
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| 695 | ······<p·class="built-using"> | 695 | ······<p·class="built-using"> |
| 696 | ········Built·using | 696 | ········Built·using |
| 697 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 697 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 698 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 698 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 699 | ······</p> | 699 | ······</p> |
| 700 | <p>Copyright·©·1996-202 | 700 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 701 | ····</footer> | 701 | ····</footer> |
| 702 | ··</div> | 702 | ··</div> |
| 703 | </main> | 703 | </main> |
| 704 | </div> | 704 | </div> |
| 705 | <script> | 705 | <script> |
| 706 | ··function·mermaidLoaded()·{ | 706 | ··function·mermaidLoaded()·{ |
| 707 | ····mermaid.initialize({ | 707 | ····mermaid.initialize({ |
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| 256 | ······<p·class="built-using"> | 256 | ······<p·class="built-using"> |
| 257 | ········Built·using | 257 | ········Built·using |
| 258 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 258 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 259 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 259 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 260 | ······</p> | 260 | ······</p> |
| 261 | <p>Copyright·©·1996-202 | 261 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 262 | ····</footer> | 262 | ····</footer> |
| 263 | ··</div> | 263 | ··</div> |
| 264 | </main> | 264 | </main> |
| 265 | </div> | 265 | </div> |
| 266 | <script> | 266 | <script> |
| 267 | ··function·mermaidLoaded()·{ | 267 | ··function·mermaidLoaded()·{ |
| 268 | ····mermaid.initialize({ | 268 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 823, 15 lines modified | Offset 823, 15 lines modified | ||
| 823 | ······<p·class="built-using"> | 823 | ······<p·class="built-using"> |
| 824 | ········Built·using | 824 | ········Built·using |
| 825 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 825 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 826 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 826 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 827 | ······</p> | 827 | ······</p> |
| 828 | <p>Copyright·©·1996-202 | 828 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 829 | ····</footer> | 829 | ····</footer> |
| 830 | ··</div> | 830 | ··</div> |
| 831 | </main> | 831 | </main> |
| 832 | </div> | 832 | </div> |
| 833 | <script> | 833 | <script> |
| 834 | ··function·mermaidLoaded()·{ | 834 | ··function·mermaidLoaded()·{ |
| 835 | ····mermaid.initialize({ | 835 | ····mermaid.initialize({ |
| Offset 143, 60 lines modified | Offset 143, 60 lines modified | ||
| 143 | ··</a> | 143 | ··</a> |
| 144 | ··<span·class="text">Quick·start</span> | 144 | ··<span·class="text">Quick·start</span> |
| 145 | </h2> | 145 | </h2> |
| 146 | <p><code·class="inline">argparse</code>·is·designed·to·work·with·<a·href="../../../../erts-15.2.2/doc/html/escript_cmd.html"><code·class="inline">escript</code></a>.·The | 146 | <p><code·class="inline">argparse</code>·is·designed·to·work·with·<a·href="../../../../erts-15.2.2/doc/html/escript_cmd.html"><code·class="inline">escript</code></a>.·The |
| 147 | example·below·is·a·fully·functioning·Erlang·program·accepting·two·command·line | 147 | example·below·is·a·fully·functioning·Erlang·program·accepting·two·command·line |
| 148 | arguments·and·printing·their·product.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ch">#!/usr/bin/env·escript | 148 | arguments·and·printing·their·product.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ch">#!/usr/bin/env·escript |
| 149 | </span><span·class="w"> | 149 | </span><span·class="w"> |
| 150 | </span><span·class="nf">main</span><span·class="p"·data-group-id=" | 150 | </span><span·class="nf">main</span><span·class="p"·data-group-id="5038995073-1">(</span><span·class="n">Args</span><span·class="p"·data-group-id="5038995073-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 151 | ····</span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id=" | 151 | ····</span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="5038995073-2">(</span><span·class="n">Args</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">cli</span><span·class="p"·data-group-id="5038995073-3">(</span><span·class="p"·data-group-id="5038995073-3">)</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·304,·SHA:·a80e9c1fe8f8866aec1727bf7fe692c8ba7bec9eab4eeddf26a95a44959069c6·...·]3-2">)</span><span·class="p">.</span><span·class="w"> |
| 152 | </span><span·class="nf">cli</span><span·class="p"·data-group-id=" | 152 | </span><span·class="nf">cli</span><span·class="p"·data-group-id="5038995073-5">(</span><span·class="p"·data-group-id="5038995073-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 153 | ····</span><span·class="p"·data-group-id=" | 153 | ····</span><span·class="p"·data-group-id="5038995073-6">#{</span><span·class="w"> |
| 154 | ········</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 154 | ········</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5038995073-7">[</span><span·class="w"> |
| 155 | ············</span><span·class="p"·data-group-id=" | 155 | ············</span><span·class="p"·data-group-id="5038995073-8">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">left</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·122,·SHA:·ad0134c95337d7305f806156c125d2ad6e5683bac8f6e1ccff4ad83c08ab5028·...·]3-8">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ············</span><span·class="p"·data-group-id=" | 156 | ············</span><span·class="p"·data-group-id="5038995073-9">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">right</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·123,·SHA:·609f3aeb6a429d4f6e491571468df7636d73fbd9a755450c0897cc2ff81eb9bf·...·]3-9">}</span><span·class="w"> |
| 157 | ········</span><span·class="p"·data-group-id=" | 157 | ········</span><span·class="p"·data-group-id="5038995073-7">]</span><span·class="p">,</span><span·class="w"> |
| 158 | ········</span><span·class="ss">handler</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> | 158 | ········</span><span·class="ss">handler</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 159 | ············</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 159 | ············</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="5038995073-10">(</span><span·class="p"·data-group-id="5038995073-11">#{</span><span·class="ss">left</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Left</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·222,·SHA:·0d04572ba6d4562570e5c9bb41febb9d66293a4129c0f44e85c400d4cb5eb22c·...·]3-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 160 | ················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 160 | ················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="5038995073-12">(</span><span·class="s">"</span><span·class="si">~b</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5038995073-13">[</span><span·class="n">Left<[·...·truncated·by·diffoscope;·len:·200,·SHA:·73a99ce836116fa0e823b185636f9defdabffc37e3edb490e0c1b19609b811b9·...·]3-12">)</span><span·class="w"> |
| 161 | ············</span><span·class="k">end</span><span·class="w"> | 161 | ············</span><span·class="k">end</span><span·class="w"> |
| 162 | ····</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="p"·data-group-id="5038995073-6">}</span><span·class="p">.</span></code></pre><p>Running·this·script·with·no·arguments·results·in·an·error,·accompanied·by·the |
| 163 | usage·information.</p><p>The·<code·class="inline">cli</code>·function·defines·a·single·command·with·embedded·handler·accepting·a | 163 | usage·information.</p><p>The·<code·class="inline">cli</code>·function·defines·a·single·command·with·embedded·handler·accepting·a |
| 164 | map.·Keys·of·the·map·are·argument·names·as·defined·by·the·<code·class="inline">argument</code>·field·of | 164 | map.·Keys·of·the·map·are·argument·names·as·defined·by·the·<code·class="inline">argument</code>·field·of |
| 165 | the·command,·<code·class="inline">left</code>·and·<code·class="inline">right</code>·in·the·example.·Values·are·taken·from·the | 165 | the·command,·<code·class="inline">left</code>·and·<code·class="inline">right</code>·in·the·example.·Values·are·taken·from·the |
| 166 | command·line,·and·converted·into·integers,·as·requested·by·the·type | 166 | command·line,·and·converted·into·integers,·as·requested·by·the·type |
| 167 | specification.·Both·arguments·in·the·example·above·are·required·(and·therefore | 167 | specification.·Both·arguments·in·the·example·above·are·required·(and·therefore |
| 168 | defined·as·positional).</p><h2·id="module-command-hierarchy"·class="section-heading"> | 168 | defined·as·positional).</p><h2·id="module-command-hierarchy"·class="section-heading"> |
| 169 | ··<a·href="#module-command-hierarchy"·class="hover-link"> | 169 | ··<a·href="#module-command-hierarchy"·class="hover-link"> |
| 170 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 170 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 171 | ··</a> | 171 | ··</a> |
| 172 | ··<span·class="text">Command·hierarchy</span> | 172 | ··<span·class="text">Command·hierarchy</span> |
| 173 | </h2> | 173 | </h2> |
| 174 | <p>A·command·may·contain·nested·commands,·forming·a·hierarchy.·Arguments·defined·at | 174 | <p>A·command·may·contain·nested·commands,·forming·a·hierarchy.·Arguments·defined·at |
| 175 | the·upper·level·command·are·automatically·added·to·all·nested·commands.·Nested | 175 | the·upper·level·command·are·automatically·added·to·all·nested·commands.·Nested |
| 176 | commands·example·(assuming·<code·class="inline">progname</code>·is·<code·class="inline">nested</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">cli</span><span·class="p"·data-group-id=" | 176 | commands·example·(assuming·<code·class="inline">progname</code>·is·<code·class="inline">nested</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">cli</span><span·class="p"·data-group-id="9715491951-1">(</span><span·class="p"·data-group-id="9715491951-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ··</span><span·class="p"·data-group-id=" | 177 | ··</span><span·class="p"·data-group-id="9715491951-2">#{</span><span·class="w"> |
| 178 | ····</span><span·class="c1">%%·top·level·argument·applicable·to·all·commands</span><span·class="w"> | 178 | ····</span><span·class="c1">%%·top·level·argument·applicable·to·all·commands</span><span·class="w"> |
| 179 | ····</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 179 | ····</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9715491951-3">[</span><span·class="p"·data-group-id="9715491951-4">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">top</span><span·class="p"·data-group-id="9715491951-4">}</s[·...·truncated·by·diffoscope;·len:·45,·SHA:·ae951643ef601eeaf7d90f739560db7aa77e6df533990951affc02f3e852d8d3·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 180 | ······</span><span·class="ss">commands</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 180 | ······</span><span·class="ss">commands</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9715491951-5">#{</span><span·class="w"> |
| 181 | ········</span><span·class="s">"first"</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 181 | ········</span><span·class="s">"first"</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9715491951-6">#{</span><span·class="w"> |
| 182 | ··········</span><span·class="c1">%%·argument·applicable·to·"first"·command·and</span><span·class="w"> | 182 | ··········</span><span·class="c1">%%·argument·applicable·to·"first"·command·and</span><span·class="w"> |
| 183 | ··········</span><span·class="c1">%%··all·commands·nested·into·"first"</span><span·class="w"> | 183 | ··········</span><span·class="c1">%%··all·commands·nested·into·"first"</span><span·class="w"> |
| 184 | ··········</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 184 | ··········</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9715491951-7">[</span><span·class="p"·data-group-id="9715491951-8">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">mid</span><span·class="p"·data-group-id="9715491951-8">}</s[·...·truncated·by·diffoscope;·len:·45,·SHA:·ae951643ef601eeaf7d90f739560db7aa77e6df533990951affc02f3e852d8d3·...·]-7">]</span><span·class="p">,</span><span·class="w"> |
| 185 | ··········</span><span·class="ss">commands</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 185 | ··········</span><span·class="ss">commands</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9715491951-9">#{</span><span·class="w"> |
| 186 | ············</span><span·class="s">"second"</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 186 | ············</span><span·class="s">"second"</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9715491951-10">#{</span><span·class="w"> |
| 187 | ··············</span><span·class="c1">%%·argument·only·applicable·for·"second"·command</span><span·class="w"> | 187 | ··············</span><span·class="c1">%%·argument·only·applicable·for·"second"·command</span><span·class="w"> |
| 188 | ··············</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 188 | ··············</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9715491951-11">[</span><span·class="p"·data-group-id="9715491951-12">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">bottom</span><span·class="p"·data-group-id="9715491951-12[·...·truncated·by·diffoscope;·len:·51,·SHA:·683d35009ac4abaf9f54aaaa7d297b7db24c4c0f1f0431598bcdd473122639c6·...·]-11">]</span><span·class="p">,</span><span·class="w"> |
| 189 | ··············</span><span·class="ss">handler</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 189 | ··············</span><span·class="ss">handler</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="9715491951-13">(</span><span·class="n">A</span><span·class="p"·data-group-id="9715491951-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span[·...·truncated·by·diffoscope;·len:·386,·SHA:·7bf5c5da9976c0ddf8e02bf8df825273ffa5f0bc40436ec21313340bf3b3445c·...·]-14">)</span><span·class="w">·</span><span·class="k">end</span><span·class="w"> |
| 190 | ··········</span><span·class="p"·data-group-id=" | 190 | ··········</span><span·class="p"·data-group-id="9715491951-10">}</span><span·class="w"> |
| 191 | ········</span><span·class="p"·data-group-id=" | 191 | ········</span><span·class="p"·data-group-id="9715491951-9">}</span><span·class="w"> |
| 192 | ······</span><span·class="p"·data-group-id=" | 192 | ······</span><span·class="p"·data-group-id="9715491951-6">}</span><span·class="w"> |
| 193 | ····</span><span·class="p"·data-group-id=" | 193 | ····</span><span·class="p"·data-group-id="9715491951-5">}</span><span·class="w"> |
| 194 | ··</span><span·class="p"·data-group-id=" | 194 | ··</span><span·class="p"·data-group-id="9715491951-2">}</span><span·class="p">.</span></code></pre><p>In·the·example·above,·a·3-level·hierarchy·is·defined.·First·is·the·script·itself |
| 195 | (<code·class="inline">nested</code>),·accepting·the·only·argument·<code·class="inline">top</code>.·Since·it·has·no·associated | 195 | (<code·class="inline">nested</code>),·accepting·the·only·argument·<code·class="inline">top</code>.·Since·it·has·no·associated |
| 196 | handler,·<a·href="#run/3"><code·class="inline">run/3</code></a>·will·not·accept·user·input·omitting·nested·command·selection. | 196 | handler,·<a·href="#run/3"><code·class="inline">run/3</code></a>·will·not·accept·user·input·omitting·nested·command·selection. |
| 197 | For·this·example,·user·has·to·supply·5·arguments·in·the·command·line,·two·being | 197 | For·this·example,·user·has·to·supply·5·arguments·in·the·command·line,·two·being |
| 198 | command·names,·and·another·3·-·required·positional·arguments:</p><pre><code·class="text">./nested.erl·one·first·second·two·three | 198 | command·names,·and·another·3·-·required·positional·arguments:</p><pre><code·class="text">./nested.erl·one·first·second·two·three |
| 199 | #{top·=>·"one",mid·=>·"two",bottom·=>·"three"}</code></pre><p>Commands·have·preference·over·positional·argument·values.·In·the·example·above, | 199 | #{top·=>·"one",mid·=>·"two",bottom·=>·"three"}</code></pre><p>Commands·have·preference·over·positional·argument·values.·In·the·example·above, |
| 200 | commands·and·positional·arguments·are·interleaving,·and·<code·class="inline">argparse</code>·matches | 200 | commands·and·positional·arguments·are·interleaving,·and·<code·class="inline">argparse</code>·matches |
| 201 | command·name·first.</p><h2·id="module-arguments"·class="section-heading"> | 201 | command·name·first.</p><h2·id="module-arguments"·class="section-heading"> |
| Offset 206, 22 lines modified | Offset 206, 22 lines modified | ||
| 206 | ··<span·class="text">Arguments</span> | 206 | ··<span·class="text">Arguments</span> |
| 207 | </h2> | 207 | </h2> |
| 208 | <p><code·class="inline">argparse</code>·supports·positional·and·optional·arguments.·Optional·arguments,·or | 208 | <p><code·class="inline">argparse</code>·supports·positional·and·optional·arguments.·Optional·arguments,·or |
| 209 | options·for·short,·must·be·prefixed·with·a·special·character·(<code·class="inline">-</code>·is·the·default | 209 | options·for·short,·must·be·prefixed·with·a·special·character·(<code·class="inline">-</code>·is·the·default |
| 210 | on·all·operating·systems).·Both·options·and·positional·arguments·have·1·or·more | 210 | on·all·operating·systems).·Both·options·and·positional·arguments·have·1·or·more |
| 211 | associated·values.·See·<a·href="#t:argument/0"><code·class="inline">argument·specification</code></a>·to·find·more | 211 | associated·values.·See·<a·href="#t:argument/0"><code·class="inline">argument·specification</code></a>·to·find·more |
| 212 | details·about·supported·combinations.</p><p>In·the·user·input,·short·options·may·be·concatenated·with·their·values.·Long | 212 | details·about·supported·combinations.</p><p>In·the·user·input,·short·options·may·be·concatenated·with·their·values.·Long |
| 213 | options·support·values·separated·by·<code·class="inline">=</code>.·Consider·this·definition:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">cli</span><span·class="p"·data-group-id=" | 213 | options·support·values·separated·by·<code·class="inline">=</code>.·Consider·this·definition:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">cli</span><span·class="p"·data-group-id="1423540061-1">(</span><span·class="p"·data-group-id="1423540061-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 214 | ··</span><span·class="p"·data-group-id=" | 214 | ··</span><span·class="p"·data-group-id="1423540061-2">#{</span><span·class="w"> |
| 215 | ····</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 215 | ····</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="1423540061-3">[</span><span·class="w"> |
| 216 | ······</span><span·class="p"·data-group-id=" | 216 | ······</span><span·class="p"·data-group-id="1423540061-4">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">long</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">long</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·132,·SHA:·ae5e3d05dd06c5690770150c12cda8c0080be151817e2737643c8de3e85b2fcd·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 217 | ······</span><span·class="p"·data-group-id=" | 217 | ······</span><span·class="p"·data-group-id="1423540061-5">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">short</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">short</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·120,·SHA:·49ad803b4c9808523a7fd2133ecf960da940d4e2a62f04d3fa1ba955267fa8bd·...·]-5">}</span><span·class="w"> |
| 218 | ····</span><span·class="p"·data-group-id=" | 218 | ····</span><span·class="p"·data-group-id="1423540061-3">]</span><span·class="p">,</span><span·class="w"> |
| 219 | ····</span><span·class="ss">handler</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 219 | ····</span><span·class="ss">handler</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="1423540061-6">(</span><span·class="n">Args</span><span·class="p"·data-group-id="1423540061-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</spa[·...·truncated·by·diffoscope;·len:·387,·SHA:·546a282b51e136d6e029e945e9e802978cd3bf9a637de143ac4638bb7986356f·...·]-7">)</span><span·class="w">·</span><span·class="k">end</span><span·class="w"> |
| 220 | ··</span><span·class="p"·data-group-id=" | 220 | ··</span><span·class="p"·data-group-id="1423540061-2">}</span><span·class="p">.</span></code></pre><p>Running·<code·class="inline">./args·--long=VALUE</code>·prints·<code·class="inline">#{long·=>·"VALUE"}</code>,·running |
| 221 | <code·class="inline">./args·-sVALUE</code>·prints·<code·class="inline">#{short·=>·"VALUE"}</code></p><p><code·class="inline">argparse</code>·supports·boolean·flags·concatenation:·it·is·possible·to·shorten | 221 | <code·class="inline">./args·-sVALUE</code>·prints·<code·class="inline">#{short·=>·"VALUE"}</code></p><p><code·class="inline">argparse</code>·supports·boolean·flags·concatenation:·it·is·possible·to·shorten |
| 222 | <code·class="inline">-r·-f·-v</code>·to·<code·class="inline">-rfv</code>.</p><p>Shortened·option·names·are·not·supported:·it·is·not·possible·to·use·<code·class="inline">--my-argum</code> | 222 | <code·class="inline">-r·-f·-v</code>·to·<code·class="inline">-rfv</code>.</p><p>Shortened·option·names·are·not·supported:·it·is·not·possible·to·use·<code·class="inline">--my-argum</code> |
| 223 | instead·of·<code·class="inline">--my-argument-name</code>·even·when·such·option·can·be·unambiguously | 223 | instead·of·<code·class="inline">--my-argument-name</code>·even·when·such·option·can·be·unambiguously |
| 224 | found.</p> | 224 | found.</p> |
| 225 | ····</section> | 225 | ····</section> |
| 226 | </div> | 226 | </div> |
| Offset 598, 119 lines modified | Offset 598, 119 lines modified | ||
| 598 | as·optional.·Optional·arguments·do·not·have·specific·order·and·may·appear | 598 | as·optional.·Optional·arguments·do·not·have·specific·order·and·may·appear |
| 599 | anywhere·in·the·command·line.·Positional·arguments·are·ordered·the·same·way·as | 599 | anywhere·in·the·command·line.·Positional·arguments·are·ordered·the·same·way·as |
| 600 | they·appear·in·the·arguments·list·of·the·command·specification.</p><p>By·default,·all·positional·arguments·must·be·present·in·the·command·line.·The | 600 | they·appear·in·the·arguments·list·of·the·command·specification.</p><p>By·default,·all·positional·arguments·must·be·present·in·the·command·line.·The |
| 601 | parser·will·return·an·error·otherwise.·Options,·however,·may·be·omitted,·in | 601 | parser·will·return·an·error·otherwise.·Options,·however,·may·be·omitted,·in |
| 602 | which·case·resulting·argument·map·will·either·contain·the·default·value,·or·not | 602 | which·case·resulting·argument·map·will·either·contain·the·default·value,·or·not |
| 603 | have·the·key·at·all.</p><ul><li><p><strong><code·class="inline">name</code></strong>·-·Sets·the·argument·name·in·the·parsed·argument·map.·If·<code·class="inline">help</code>·is | 603 | have·the·key·at·all.</p><ul><li><p><strong><code·class="inline">name</code></strong>·-·Sets·the·argument·name·in·the·parsed·argument·map.·If·<code·class="inline">help</code>·is |
| 604 | not·defined,·name·is·also·used·to·generate·the·default·usage·message.</p></li><li><p><strong><code·class="inline">short</code></strong>·-·Defines·a·short·(single·character)·form·of·an·optional·argument.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Define·a·command·accepting·argument·named·myarg,·with·short·form·$a:</span><span·class="gp·unselectable"> | 604 | not·defined,·name·is·also·used·to·generate·the·default·usage·message.</p></li><li><p><strong><code·class="inline">short</code></strong>·-·Defines·a·short·(single·character)·form·of·an·optional·argument.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Define·a·command·accepting·argument·named·myarg,·with·short·form·$a:</span><span·class="gp·unselectable"> |
| 605 | 1>·</span><span·class="n">Cmd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 605 | 1>·</span><span·class="n">Cmd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8944911928-1">#{</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="8944911928-2">[</span><span·class="p"·data-group-id="8944911928-3">#{</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·442,·SHA:·3c6c68a8ab946aa23d253dd6cdb36a619fe5dff363d659021204f558463e4801·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 606 | </span><span·class="c1">%%·Parse·command·line·"-a·str":</span><span·class="gp·unselectable"> | 606 | </span><span·class="c1">%%·Parse·command·line·"-a·str":</span><span·class="gp·unselectable"> |
| 607 | 2>·</span><span·class="p"·data-group-id=" | 607 | 2>·</span><span·class="p"·data-group-id="8944911928-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·620,·SHA:·79dfd3b323da8295e011c5f1d778679f3d9da8edac472fcd43c3af8eba546344·...·]-5">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">.</span><span·class="w"> |
| 608 | </span><span·class="p"·data-group-id=" | 608 | </span><span·class="p"·data-group-id="8944911928-7">#{</span><span·class="ss">myarg</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"str"</span><span·class="p"·data-group-id="8944911928-7">}</span><span·class="w"> |
| 609 | </span><span·class="c1">%%·Option·value·can·be·concatenated·with·the·switch:·"-astr"</span><span·class="gp·unselectable"> | 609 | </span><span·class="c1">%%·Option·value·can·be·concatenated·with·the·switch:·"-astr"</span><span·class="gp·unselectable"> |
| 610 | 3>·</span><span·class="p"·data-group-id=" | 610 | 3>·</span><span·class="p"·data-group-id="8944911928-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·539,·SHA:·cdc708d436735f18725101579ab09814d7d1ff62b59772978f1ebbee71442515·...·]-9">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">.</span><span·class="w"> |
| 611 | </span><span·class="p"·data-group-id=" | 611 | </span><span·class="p"·data-group-id="8944911928-11">#{</span><span·class="ss">myarg</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"str"</span><span·class="p"·data-group-id="8944911928-11">}</span></code></pre><p>By·default·all·options·expect·a·single·value·following·the·option·switch.·The |
| 612 | only·exception·is·an·option·of·a·boolean·type.</p></li><li><p><strong><code·class="inline">long</code></strong>·-·Defines·a·long·form·of·an·optional·argument.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Cmd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6 | 612 | only·exception·is·an·option·of·a·boolean·type.</p></li><li><p><strong><code·class="inline">long</code></strong>·-·Defines·a·long·form·of·an·optional·argument.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Cmd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4671856435-1">#{</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4671856435-2">[</span><span·class="p"·data-group-id="4671856435-3">#{</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·454,·SHA:·584c6b19db75965072af85829f1207f3816f9bb7cadca18b982ac3d9ec84fac9·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 613 | </span><span·class="c1">%%·Parse·command·line·"-name·Erlang":</span><span·class="gp·unselectable"> | 613 | </span><span·class="c1">%%·Parse·command·line·"-name·Erlang":</span><span·class="gp·unselectable"> |
| 614 | 2>·</span><span·class="p"·data-group-id="6 | 614 | 2>·</span><span·class="p"·data-group-id="4671856435-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·626,·SHA:·1beb4efeea214451785330470e99e1e06d0d29980184c6e1ac898c6954f4948f·...·]-5">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">.</span><span·class="w"> |
| 615 | </span><span·class="p"·data-group-id="6 | 615 | </span><span·class="p"·data-group-id="4671856435-7">#{</span><span·class="ss">myarg</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"Erlang"</span><span·class="p"·data-group-id="4671856435-7">}</span><span·class="w"> |
| 616 | </span><span·class="c1">%%·Or·use·"="·to·separate·the·switch·and·the·value:</span><span·class="gp·unselectable"> | 616 | </span><span·class="c1">%%·Or·use·"="·to·separate·the·switch·and·the·value:</span><span·class="gp·unselectable"> |
| 617 | 3>·</span><span·class="p"·data-group-id="6 | 617 | 3>·</span><span·class="p"·data-group-id="4671856435-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·546,·SHA:·aafedbbd03ecb27dc8fa2362b2860e4e0ce37bdb29ec35dc4880e6419bed8025·...·]-9">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">.</span><span·class="w"> |
| 618 | </span><span·class="p"·data-group-id="6 | 618 | </span><span·class="p"·data-group-id="4671856435-11">#{</span><span·class="ss">myarg</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"Erlang"</span><span·class="p"·data-group-id="4671856435-11">}</span></code></pre><p>If·neither·<code·class="inline">short</code>·not·<code·class="inline">long</code>·is·defined,·the·argument·is·treated·as |
| 619 | positional.</p></li><li><p><strong><code·class="inline">required</code></strong>·-·Forces·the·parser·to·expect·the·argument·to·be·present·in·the | 619 | positional.</p></li><li><p><strong><code·class="inline">required</code></strong>·-·Forces·the·parser·to·expect·the·argument·to·be·present·in·the |
| 620 | command·line.·By·default,·all·positional·argument·are·required,·and·all | 620 | command·line.·By·default,·all·positional·argument·are·required,·and·all |
| 621 | options·are·not.</p></li><li><p><strong><code·class="inline">default</code></strong>·-·Specifies·the·default·value·to·put·in·the·parsed·argument·map | 621 | options·are·not.</p></li><li><p><strong><code·class="inline">default</code></strong>·-·Specifies·the·default·value·to·put·in·the·parsed·argument·map |
| 622 | if·the·value·is·not·supplied·in·the·command·line.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id=" | 622 | if·the·value·is·not·supplied·in·the·command·line.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="4172126272-1">(</span><span·class="p"·data-group-id="4172126272-2">[</span><span·class="p"·data-group-id="4172126272-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4172126272-3">#{</span><span·class="ss">arguments[·...·truncated·by·diffoscope;·len:·702,·SHA:·8295235d9ac8ddd9c3bdc95bfa1e742339eae6153fc7e7a113c32ad0dcb3d7f0·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 623 | </span><span·class="p"·data-group-id=" | 623 | </span><span·class="p"·data-group-id="4172126272-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="4172126272-7">#{</span><span·class="p"·data-group-id="4172126272-7">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 624 | 2>·</span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id=" | 624 | 2>·</span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="4172126272-8">(</span><span·class="p"·data-group-id="4172126272-9">[</span><span·class="p"·data-group-id="4172126272-9">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4172126272-10">#{</span><span·class="ss">argument[·...·truncated·by·diffoscope;·len:·901,·SHA:·ad822cc813cda7ee6c92fedc3efb46097caea957383759d4c48995d62e0ed6c1·...·]-8">)</span><span·class="p">.</span><span·class="w"> |
| 625 | </span><span·class="p"·data-group-id=" | 625 | </span><span·class="p"·data-group-id="4172126272-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="4172126272-14">#{</span><span·class="ss">myarg</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"d[·...·truncated·by·diffoscope;·len:·56,·SHA:·2165b1f0f248c46168a4971d23675f661c01c4e19d9b579ed4017e3fda60b0c7·...·]-14">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre></li><li><p><strong><code·class="inline">type</code></strong>·-·Defines·type·conversion·and·validation·routine.·The·default·is |
| 626 | <code·class="inline">string</code>,·assuming·no·conversion.</p></li><li><p><strong><code·class="inline">nargs</code></strong>·-·Defines·the·number·of·following·arguments·to·consume·from·the | 626 | <code·class="inline">string</code>,·assuming·no·conversion.</p></li><li><p><strong><code·class="inline">nargs</code></strong>·-·Defines·the·number·of·following·arguments·to·consume·from·the |
| 627 | command·line.·By·default,·the·parser·consumes·the·next·argument·and·converts | 627 | command·line.·By·default,·the·parser·consumes·the·next·argument·and·converts |
| 628 | it·into·an·Erlang·term·according·to·the·specified·type.</p><ul><li><p><strong><a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:pos_integer/0"><code·class="inline">pos_integer/0</code></a></strong>·-·Consume·exactly·this·number·of·positional·arguments, | 628 | it·into·an·Erlang·term·according·to·the·specified·type.</p><ul><li><p><strong><a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:pos_integer/0"><code·class="inline">pos_integer/0</code></a></strong>·-·Consume·exactly·this·number·of·positional·arguments, |
| 629 | fail·if·there·is·not·enough.·Value·in·the·argument·map·contains·a·list·of | 629 | fail·if·there·is·not·enough.·Value·in·the·argument·map·contains·a·list·of |
| 630 | exactly·this·length.·Example,·defining·a·positional·argument·expecting·3 | 630 | exactly·this·length.·Example,·defining·a·positional·argument·expecting·3 |
| 631 | integer·values:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Cmd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2 | 631 | integer·values:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Cmd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2492448567-1">#{</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="2492448567-2">[</span><span·class="p"·data-group-id="2492448567-3">#{</span><span·class="ss">n[·...·truncated·by·diffoscope;·len:·622,·SHA:·592c7d815c76dda5f2d1bcbb04f98843cfe98a5e4e6538b0c10b93f85432bad6·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 632 | </span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="2 | 632 | </span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="2492448567-4">(</span><span·class="p"·data-group-id="2492448567-5">[</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w">·</span><span·class="s[·...·truncated·by·diffoscope;·len:·190,·SHA:·a68bf674ea28a4efbf9432c34e20dd7634e7804356c0f444b94a72e509373b84·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
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| 132 | is·used·for·entries·that·have·not·been·explicitly·set.</p><p>Arrays·uses·<em>zero</em>-based·indexing.·This·is·a·deliberate·design·choice·and | 132 | is·used·for·entries·that·have·not·been·explicitly·set.</p><p>Arrays·uses·<em>zero</em>-based·indexing.·This·is·a·deliberate·design·choice·and |
| 133 | differs·from·other·Erlang·data·structures,·for·example,·tuples.</p><p>Unless·specified·by·the·user·when·the·array·is·created,·the·default·value·is·the | 133 | differs·from·other·Erlang·data·structures,·for·example,·tuples.</p><p>Unless·specified·by·the·user·when·the·array·is·created,·the·default·value·is·the |
| 134 | atom·<code·class="inline">undefined</code>.·There·is·no·difference·between·an·unset·entry·and·an·entry | 134 | atom·<code·class="inline">undefined</code>.·There·is·no·difference·between·an·unset·entry·and·an·entry |
| 135 | that·has·been·explicitly·set·to·the·same·value·as·the·default·one·(compare | 135 | that·has·been·explicitly·set·to·the·same·value·as·the·default·one·(compare |
| 136 | <a·href="#reset/2"><code·class="inline">reset/2</code></a>).·If·you·need·to·differentiate·between·unset·and·set·entries,·ensure | 136 | <a·href="#reset/2"><code·class="inline">reset/2</code></a>).·If·you·need·to·differentiate·between·unset·and·set·entries,·ensure |
| 137 | that·the·default·value·cannot·be·confused·with·the·values·of·set·entries.</p><p>The·array·never·shrinks·automatically.·If·an·index·<code·class="inline">I</code>·has·been·used·to·set·an | 137 | that·the·default·value·cannot·be·confused·with·the·values·of·set·entries.</p><p>The·array·never·shrinks·automatically.·If·an·index·<code·class="inline">I</code>·has·been·used·to·set·an |
| 138 | entry·successfully,·all·indices·in·the·range·<code·class="inline">[0,I]</code>·stay·accessible·unless·the | 138 | entry·successfully,·all·indices·in·the·range·<code·class="inline">[0,I]</code>·stay·accessible·unless·the |
| 139 | array·size·is·explicitly·changed·by·calling·<a·href="#resize/2"><code·class="inline">resize/2</code></a>.</p><p><em>Examples:</em></p><p>Create·a·fixed-size·array·with·entries·0-9·set·to·<code·class="inline">undefined</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 139 | array·size·is·explicitly·changed·by·calling·<a·href="#resize/2"><code·class="inline">resize/2</code></a>.</p><p><em>Examples:</em></p><p>Create·a·fixed-size·array·with·entries·0-9·set·to·<code·class="inline">undefined</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="7029944270-1">(</span><span·class="mi">10</span><span·class="p"·data-group-id="7029944270-1">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="mi">10</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">size</span><span·class="p"·data-group-id=" | 140 | </span><span·class="mi">10</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">size</span><span·class="p"·data-group-id="7029944270-2">(</span><span·class="n">A0</span><span·class="p"·data-group-id="7029944270-2">)</span><span·class="p">.</span></code></pre><p>Create·an·extendible·array·and·set·entry·17·to·<code·class="inline">true</code>,·causing·the·array·to·grow |
| 141 | automatically:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">set</span><span·class="p"·data-group-id="5 | 141 | automatically:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">set</span><span·class="p"·data-group-id="5500868027-1">(</span><span·class="mi">17</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><span[·...·truncated·by·diffoscope;·len:·142,·SHA:·c05a53d217162e3cbd0952e7039f7e006f624fd9351381c31c6e39f389c23f45·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 142 | </span><span·class="mi">18</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">size</span><span·class="p"·data-group-id="5 | 142 | </span><span·class="mi">18</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">size</span><span·class="p"·data-group-id="5500868027-3">(</span><span·class="n">A1</span><span·class="p"·data-group-id="5500868027-3">)</span><span·class="p">.</span></code></pre><p>Read·back·a·stored·value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">true</span><span·class=[·...·truncated·by·diffoscope;·len:·861,·SHA:·98905d1828479d6dc19297c438b57718793f189730de75ed66e63780cacb94fb·...·]-1">)</span></code></pre><p>Accessing·an·entry·beyond·the·last·set·entry·also·returns·the·default·value,·if |
| 143 | the·array·does·not·have·fixed·size:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">undefined</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 143 | the·array·does·not·have·fixed·size:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">undefined</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id="9109192110-1">(</span><span·class="mi">18</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A1</span><span·class="p"·data-group-id="9109192110-1">)</span><span·class="p">.</span></code></pre><p>"Sparse"·functions·ignore·defaul[·...·truncated·by·diffoscope;·len:·515,·SHA:·06b7f7f5664fc2fd0e4e7fff95174eb62001671b0310ad3d0ee2dd59b71d5c23·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="p"·data-group-id="6105366410-2">[</span><span·class="p"·data-group-id="6105366410-3">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="6105366410-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6105366410-4">{</span><span·class="mi">17</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="6105366410-4">}</span><span·class="p"·data-group-id="6105366410-2">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">sparse_to_orddict</span><span·class="p"·data-group-id="6105366410-5">(</span><span·class="n">A2</span><span·class="p"·data-group-id="6105366410-5">)</span><span·class="p">.</span></code></pre><p>An·extendible·array·can·be·made·fixed-size·later:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">fix</span><span·class="p"·data-group-id="8855592920-1">(</span><span·class="n">A2</span><span·class="p"·data-group-id="8855592920-1">)</span><span·class="p">.</span></code></pre><p>A·fixed-size·array·does·not·grow·automatically·and·does·not·allow·accesses | ||
| 145 | 144 | </span><span·class="p"·data-group-id="3462934537-2">[</span><span·class="p"·data-group-id="3462934537-3">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="3462934537[·...·truncated·by·diffoscope;·len:·1181,·SHA:·2c304fd4ea3b5c20955d1fcf3d19517d7ccf730d750ac156c8045578b5382e6b·...·] | |
| 145 | beyond·the·last·set·entry:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2324361768-1">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="p"·data-group-id="2324361768-2">{</span><span·class="ss">badarg</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="2324361768-2">}</span><span·class="p"·data-group-id="2324361768-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2324361768-3">(</span><span·class="k">catch</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">set</span><span·class="p"·data-group-id="2324361768-4">(</span><span·class="mi">18</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A3</span><span·class="p"·data-group-id="2324361768-4">)</span><span·class="p"·data-group-id="2324361768-3">)</span><span·class="p">.</span><span·class="w"> | ||
| 146 | </span><span·class="p"·data-group-id=" | 146 | </span><span·class="p"·data-group-id="2324361768-5">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="p"·data-group-id="2324361768-6">{</span><span·class="ss">badarg</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="2324361768[·...·truncated·by·diffoscope;·len:·568,·SHA:·3e052ab0722fff1073ea49ea39cf6bb82e24cea9fe8415ede785dae27bb884b3·...·]-7">)</span><span·class="p">.</span></code></pre> |
| 147 | ····</section> | 147 | ····</section> |
| 148 | </div> | 148 | </div> |
| 149 | ··<section·id="summary"·class="details-list"> | 149 | ··<section·id="summary"·class="details-list"> |
| 150 | ····<h1·class="section-heading"> | 150 | ····<h1·class="section-heading"> |
| 151 | ······<a·class="hover-link"·href="#summary"> | 151 | ······<a·class="hover-link"·href="#summary"> |
| Offset 1138, 15 lines modified | Offset 1138, 15 lines modified | ||
| 1138 | ······</div> | 1138 | ······</div> |
| 1139 | <p>Creates·a·new·array·according·to·the·specified·options.·By·default,·the·array·is | 1139 | <p>Creates·a·new·array·according·to·the·specified·options.·By·default,·the·array·is |
| 1140 | extendible·and·has·initial·size·zero.·Array·indices·start·at·<code·class="inline">0</code>.</p><p><code·class="inline">Options</code>·is·a·single·term·or·a·list·of·terms,·selected·from·the·following:</p><ul><li><p><strong><code·class="inline">N::integer()·>=·0</code>·or·<code·class="inline">{size,·N::integer()·>=·0}</code></strong>·-·Specifies·the·initial | 1140 | extendible·and·has·initial·size·zero.·Array·indices·start·at·<code·class="inline">0</code>.</p><p><code·class="inline">Options</code>·is·a·single·term·or·a·list·of·terms,·selected·from·the·following:</p><ul><li><p><strong><code·class="inline">N::integer()·>=·0</code>·or·<code·class="inline">{size,·N::integer()·>=·0}</code></strong>·-·Specifies·the·initial |
| 1141 | array·size;·this·also·implies·<code·class="inline">{fixed,·true}</code>.·If·<code·class="inline">N</code>·is·not·a·non-negative | 1141 | array·size;·this·also·implies·<code·class="inline">{fixed,·true}</code>.·If·<code·class="inline">N</code>·is·not·a·non-negative |
| 1142 | integer,·the·call·fails·with·reason·<code·class="inline">badarg</code>.</p></li><li><p><strong><code·class="inline">fixed</code>·or·<code·class="inline">{fixed,·true}</code></strong>·-·Creates·a·fixed-size·array.·See·also·<a·href="#fix/1"><code·class="inline">fix/1</code></a>.</p></li><li><p><strong><code·class="inline">{fixed,·false}</code></strong>·-·Creates·an·extendible·(non-fixed-size)·array.</p></li><li><p><strong><code·class="inline">{default,·Value}</code></strong>·-·Sets·the·default·value·for·the·array·to·<code·class="inline">Value</code>.</p></li></ul><p>Options·are·processed·in·the·order·they·occur·in·the·list,·that·is,·later | 1142 | integer,·the·call·fails·with·reason·<code·class="inline">badarg</code>.</p></li><li><p><strong><code·class="inline">fixed</code>·or·<code·class="inline">{fixed,·true}</code></strong>·-·Creates·a·fixed-size·array.·See·also·<a·href="#fix/1"><code·class="inline">fix/1</code></a>.</p></li><li><p><strong><code·class="inline">{fixed,·false}</code></strong>·-·Creates·an·extendible·(non-fixed-size)·array.</p></li><li><p><strong><code·class="inline">{default,·Value}</code></strong>·-·Sets·the·default·value·for·the·array·to·<code·class="inline">Value</code>.</p></li></ul><p>Options·are·processed·in·the·order·they·occur·in·the·list,·that·is,·later |
| 1143 | options·have·higher·precedence.</p><p>The·default·value·is·used·as·the·value·of·uninitialized·entries,·and·cannot·be | 1143 | options·have·higher·precedence.</p><p>The·default·value·is·used·as·the·value·of·uninitialized·entries,·and·cannot·be |
| 1144 | changed·once·the·array·has·been·created.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 1144 | changed·once·the·array·has·been·created.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="4904852720-1">(</span><span·class="mi">100</span><span·class="p"·data-group-id="4904852720-1">)</span></code></pre><p>creates·a·fixed-size·array·of·size·100.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">array</span><span·class="p">:<[·...·truncated·by·diffoscope;·len:·1391,·SHA:·6ac1736aa94ae0e2aba9320794e7a805682453f4026e16790ed83e70fde13de8·...·]-1">)</span></code></pre><p>creates·an·extendible·array·with·initial·size·10·whose·default·value·is·<code·class="inline">-1</code>.</p><p>See·also·<a·href="#fix/1"><code·class="inline">fix/1</code></a>,·<a·href="#from_list/2"><code·class="inline">from_list/2</code></a>,·<a·href="#get/2"><code·class="inline">get/2</code></a>,·<a·href="#new/0"><code·class="inline">new/0</code></a>,·<a·href="#new/2"><code·class="inline">new/2</code></a>,·<a·href="#set/3"><code·class="inline">set/3</code></a>.</p> |
| 1145 | ··</section> | 1145 | ··</section> |
| 1146 | </section> | 1146 | </section> |
| 1147 | <section·class="detail"·id="new/2"> | 1147 | <section·class="detail"·id="new/2"> |
| 1148 | ··<div·class="detail-header"> | 1148 | ··<div·class="detail-header"> |
| 1149 | ····<a·href="#new/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1149 | ····<a·href="#new/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1150 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1150 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1169, 15 lines modified | Offset 1169, 15 lines modified | ||
| 1169 | ······</div> | 1169 | ······</div> |
| 1170 | <p>Creates·a·new·array·according·to·the·specified·size·and·options.</p><p>If·<code·class="inline">Size</code>·is·not·a·non-negative·integer,·the·call·fails·with·reason·<code·class="inline">badarg</code>. | 1170 | <p>Creates·a·new·array·according·to·the·specified·size·and·options.</p><p>If·<code·class="inline">Size</code>·is·not·a·non-negative·integer,·the·call·fails·with·reason·<code·class="inline">badarg</code>. |
| 1171 | By·default,·the·array·has·fixed·size.·Notice·that·any·size·specifications·in | 1171 | By·default,·the·array·has·fixed·size.·Notice·that·any·size·specifications·in |
| 1172 | <code·class="inline">Options</code>·override·parameter·<code·class="inline">Size</code>.</p><p>If·<code·class="inline">Options</code>·is·a·list,·this·is·equivalent·to | 1172 | <code·class="inline">Options</code>·override·parameter·<code·class="inline">Size</code>.</p><p>If·<code·class="inline">Options</code>·is·a·list,·this·is·equivalent·to |
| 1173 | <a·href="#new/1"><code·class="inline">new([{size,·Size}·|·Options])</code></a>,·otherwise·it·is·equivalent·to | 1173 | <a·href="#new/1"><code·class="inline">new([{size,·Size}·|·Options])</code></a>,·otherwise·it·is·equivalent·to |
| 1174 | <a·href="#new/1"><code·class="inline">new([{size,·Size}·|·[Options]])</code></a>.·However,·using·this·function | 1174 | <a·href="#new/1"><code·class="inline">new([{size,·Size}·|·[Options]])</code></a>.·However,·using·this·function |
| 1175 | directly·is·more·efficient.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 1175 | directly·is·more·efficient.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="7997861151-1">(</span><span·class="mi">100</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7997861151-2">{</span><span·class="ss">default</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·68,·SHA:·b96fa07077ac117e291cdea404d0b265fa9dd3a9d49f8da11debf352b2297239·...·]-1">)</span></code></pre><p>creates·a·fixed-size·array·of·size·100,·whose·default·value·is·<code·class="inline">0</code>.</p><p>See·also·<a·href="#new/1"><code·class="inline">new/1</code></a>.</p> |
| 1176 | ··</section> | 1176 | ··</section> |
| 1177 | </section> | 1177 | </section> |
| 1178 | <section·class="detail"·id="relax/1"> | 1178 | <section·class="detail"·id="relax/1"> |
| 1179 | ··<div·class="detail-header"> | 1179 | ··<div·class="detail-header"> |
| 1180 | ····<a·href="#relax/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1180 | ····<a·href="#relax/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1181 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1181 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1583, 15 lines modified | Offset 1583, 15 lines modified | ||
| 1583 | ······<p·class="built-using"> | 1583 | ······<p·class="built-using"> |
| 1584 | ········Built·using | 1584 | ········Built·using |
| 1585 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1585 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1586 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1586 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1587 | ······</p> | 1587 | ······</p> |
| 1588 | <p>Copyright·©·1996-202 | 1588 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1589 | ····</footer> | 1589 | ····</footer> |
| 1590 | ··</div> | 1590 | ··</div> |
| 1591 | </main> | 1591 | </main> |
| 1592 | </div> | 1592 | </div> |
| 1593 | <script> | 1593 | <script> |
| 1594 | ··function·mermaidLoaded()·{ | 1594 | ··function·mermaidLoaded()·{ |
| 1595 | ····mermaid.initialize({ | 1595 | ····mermaid.initialize({ |
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| 128 | <p>Assert·macros.</p><h2·id="description"·class="section-heading"> | 128 | <p>Assert·macros.</p><h2·id="description"·class="section-heading"> |
| 129 | ··<a·href="#description"·class="hover-link"> | 129 | ··<a·href="#description"·class="hover-link"> |
| 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 131 | ··</a> | 131 | ··</a> |
| 132 | ··<span·class="text">Description</span> | 132 | ··<span·class="text">Description</span> |
| 133 | </h2> | 133 | </h2> |
| 134 | <p>The·include·file·<code·class="inline">assert.hrl</code>·provides·macros·for·inserting·assertions·in·your | 134 | <p>The·include·file·<code·class="inline">assert.hrl</code>·provides·macros·for·inserting·assertions·in·your |
| 135 | program·code.</p><p>Include·the·following·directive·in·the·module·from·which·the·function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 135 | program·code.</p><p>Include·the·following·directive·in·the·module·from·which·the·function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="7935617959-1">(</span><span·class="s">"stdlib/include/assert.hrl"</span><span·class="p"·data-group-id="7935617959-1">)</span><span·class="p">.</span></code></pre><p>When·an·assertion·succeeds,·the·assert·macro·yields·the·atom·<code·class="inline">ok</code>.·When·an |
| 136 | assertion·fails,·an·exception·of·type·<code·class="inline">error</code>·is·generated.·The·associated·error | 136 | assertion·fails,·an·exception·of·type·<code·class="inline">error</code>·is·generated.·The·associated·error |
| 137 | term·has·the·form·<code·class="inline">{Macro,·Info}</code>.·<code·class="inline">Macro</code>·is·the·macro·name,·for·example, | 137 | term·has·the·form·<code·class="inline">{Macro,·Info}</code>.·<code·class="inline">Macro</code>·is·the·macro·name,·for·example, |
| 138 | <code·class="inline">assertEqual</code>.·<code·class="inline">Info</code>·is·a·list·of·tagged·values,·such·as | 138 | <code·class="inline">assertEqual</code>.·<code·class="inline">Info</code>·is·a·list·of·tagged·values,·such·as |
| 139 | <code·class="inline">[{module,·M},·{line,·L},·...]</code>,·which·gives·more·information·about·the·location | 139 | <code·class="inline">[{module,·M},·{line,·L},·...]</code>,·which·gives·more·information·about·the·location |
| 140 | and·cause·of·the·exception.·All·entries·in·the·<code·class="inline">Info</code>·list·are·optional;·do·not | 140 | and·cause·of·the·exception.·All·entries·in·the·<code·class="inline">Info</code>·list·are·optional;·do·not |
| 141 | rely·programmatically·on·any·of·them·being·present.</p><p>Each·assert·macro·has·a·corresponding·version·with·an·extra·argument,·for·adding | 141 | rely·programmatically·on·any·of·them·being·present.</p><p>Each·assert·macro·has·a·corresponding·version·with·an·extra·argument,·for·adding |
| 142 | comments·to·assertions.·These·can·for·example·be·printed·as·part·of·error | 142 | comments·to·assertions.·These·can·for·example·be·printed·as·part·of·error |
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| 156 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 156 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 157 | ··</a> | 157 | ··</a> |
| 158 | ··<span·class="text">Macros</span> | 158 | ··<span·class="text">Macros</span> |
| 159 | </h2> | 159 | </h2> |
| 160 | <ul><li><p><strong><code·class="inline">assert(BoolExpr)</code></strong></p></li><li><p><strong><code·class="inline">assert(BoolExpr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">BoolExpr</code>·completes·normally | 160 | <ul><li><p><strong><code·class="inline">assert(BoolExpr)</code></strong></p></li><li><p><strong><code·class="inline">assert(BoolExpr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">BoolExpr</code>·completes·normally |
| 161 | returning·<code·class="inline">true</code>.</p></li><li><p><strong><code·class="inline">assertNot(BoolExpr)</code></strong></p></li><li><p><strong><code·class="inline">assertNot(BoolExpr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">BoolExpr</code>·completes·normally | 161 | returning·<code·class="inline">true</code>.</p></li><li><p><strong><code·class="inline">assertNot(BoolExpr)</code></strong></p></li><li><p><strong><code·class="inline">assertNot(BoolExpr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">BoolExpr</code>·completes·normally |
| 162 | returning·<code·class="inline">false</code>.</p></li><li><p><strong><code·class="inline">assertMatch(GuardedPattern,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertMatch(GuardedPattern,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code>·completes | 162 | returning·<code·class="inline">false</code>.</p></li><li><p><strong><code·class="inline">assertMatch(GuardedPattern,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertMatch(GuardedPattern,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code>·completes |
| 163 | normally·yielding·a·value·that·matches·<code·class="inline">GuardedPattern</code>,·for·example:</p><pre><code·class="text">?assertMatch({bork,·_},·f())</code></pre><p>Notice·that·a·guard·<code·class="inline">when·...</code>·can·be·included:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="nf">assertMatch</span><span·class="p"·data-group-id=" | 163 | normally·yielding·a·value·that·matches·<code·class="inline">GuardedPattern</code>,·for·example:</p><pre><code·class="text">?assertMatch({bork,·_},·f())</code></pre><p>Notice·that·a·guard·<code·class="inline">when·...</code>·can·be·included:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="nf">assertMatch</span><span·class="p"·data-group-id="8207213858-1">(</span><span·class="p"·data-group-id="8207213858-2">{</span><span·class="ss">bork</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="8207213858-2">}</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·391,·SHA:·1dda36c0cb6a1a26ad448c45f6ebdd7c6233f4fa1479fd763981de65dc2171b2·...·]-1">)</span></code></pre></li><li><p><strong><code·class="inline">assertNotMatch(GuardedPattern,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertNotMatch(GuardedPattern,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code> |
| 164 | completes·normally·yielding·a·value·that·does·not·match·<code·class="inline">GuardedPattern</code>.</p><p>As·in·<code·class="inline">assertMatch</code>,·<code·class="inline">GuardedPattern</code>·can·have·a·<code·class="inline">when</code>·part.</p></li><li><p><strong><code·class="inline">assertEqual(ExpectedValue,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertEqual(ExpectedValue,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code>·completes | 164 | completes·normally·yielding·a·value·that·does·not·match·<code·class="inline">GuardedPattern</code>.</p><p>As·in·<code·class="inline">assertMatch</code>,·<code·class="inline">GuardedPattern</code>·can·have·a·<code·class="inline">when</code>·part.</p></li><li><p><strong><code·class="inline">assertEqual(ExpectedValue,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertEqual(ExpectedValue,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code>·completes |
| 165 | normally·yielding·a·value·that·is·exactly·equal·to·<code·class="inline">ExpectedValue</code>.</p></li><li><p><strong><code·class="inline">assertNotEqual(ExpectedValue,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertNotEqual(ExpectedValue,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code> | 165 | normally·yielding·a·value·that·is·exactly·equal·to·<code·class="inline">ExpectedValue</code>.</p></li><li><p><strong><code·class="inline">assertNotEqual(ExpectedValue,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertNotEqual(ExpectedValue,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code> |
| 166 | completes·normally·yielding·a·value·that·is·not·exactly·equal·to | 166 | completes·normally·yielding·a·value·that·is·not·exactly·equal·to |
| 167 | <code·class="inline">ExpectedValue</code>.</p></li><li><p><strong><code·class="inline">assertException(Class,·Term,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertException(Class,·Term,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code> | 167 | <code·class="inline">ExpectedValue</code>.</p></li><li><p><strong><code·class="inline">assertException(Class,·Term,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertException(Class,·Term,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code> |
| 168 | completes·abnormally·with·an·exception·of·type·<code·class="inline">Class</code>·and·with·the·associated | 168 | completes·abnormally·with·an·exception·of·type·<code·class="inline">Class</code>·and·with·the·associated |
| 169 | <code·class="inline">Term</code>.·The·assertion·fails·if·<code·class="inline">Expr</code>·raises·a·different·exception·or·if·it | 169 | <code·class="inline">Term</code>.·The·assertion·fails·if·<code·class="inline">Expr</code>·raises·a·different·exception·or·if·it |
| 170 | completes·normally·returning·any·value.</p><p>Notice·that·both·<code·class="inline">Class</code>·and·<code·class="inline">Term</code>·can·be·guarded·patterns,·as·in | 170 | completes·normally·returning·any·value.</p><p>Notice·that·both·<code·class="inline">Class</code>·and·<code·class="inline">Term</code>·can·be·guarded·patterns,·as·in |
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| 218 | ······<p·class="built-using"> | 218 | ······<p·class="built-using"> |
| 219 | ········Built·using | 219 | ········Built·using |
| 220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 222 | ······</p> | 222 | ······</p> |
| 223 | <p>Copyright·©·1996-202 | 223 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 224 | ····</footer> | 224 | ····</footer> |
| 225 | ··</div> | 225 | ··</div> |
| 226 | </main> | 226 | </main> |
| 227 | </div> | 227 | </div> |
| 228 | <script> | 228 | <script> |
| 229 | ··function·mermaidLoaded()·{ | 229 | ··function·mermaidLoaded()·{ |
| 230 | ····mermaid.initialize({ | 230 | ····mermaid.initialize({ |
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| 649 | ····················Data·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>().</pre> | 649 | ····················Data·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>().</pre> |
| 650 | ······</div> | 650 | ······</div> |
| 651 | <p>Decodes·a·base64·string·encoded·using·the·standard·alphabet·according·to | 651 | <p>Decodes·a·base64·string·encoded·using·the·standard·alphabet·according·to |
| 652 | <a·href="https://datatracker.ietf.org/doc/html/rfc4648#section-4">RFC·4648·Section·4</a>·to | 652 | <a·href="https://datatracker.ietf.org/doc/html/rfc4648#section-4">RFC·4648·Section·4</a>·to |
| 653 | plain·ASCII.</p><p>The·function·will·strips·away·any·whitespace·characters·and·check·for·the | 653 | plain·ASCII.</p><p>The·function·will·strips·away·any·whitespace·characters·and·check·for·the |
| 654 | the·correct·number·of·<code·class="inline">=</code>·padding·characters·at·the·end·of·the·encoded·string.</p><p>See·<a·href="#t:decode_options/0"><code·class="inline">decode_options/0</code></a>·for·details·on·which·options·can·be·passed.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 654 | the·correct·number·of·<code·class="inline">=</code>·padding·characters·at·the·end·of·the·encoded·string.</p><p>See·<a·href="#t:decode_options/0"><code·class="inline">decode_options/0</code></a>·for·details·on·which·options·can·be·passed.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="9516450972-1">(</span><span·class="s">"AQIDBA=="</span><span·class="p"·data-group-id="9516450972-1">)</span><span·class="p">.</span><span·class="w"> |
| 655 | </span><span·class="p"·data-group-id=" | 655 | </span><span·class="p"·data-group-id="9516450972-2"><<</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="9516450972-2">>></span><span·class="gp·unselectable"> |
| 656 | 2>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 656 | 2>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="9516450972-3">(</span><span·class="s">"AQ·ID·BA=="</span><span·class="p"·data-group-id="9516450972-3">)</span><span·class="p">.</span><span·class="w"> |
| 657 | </span><span·class="p"·data-group-id=" | 657 | </span><span·class="p"·data-group-id="9516450972-4"><<</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="9516450972-4">>></span><span·class="gp·unselectable"> |
| 658 | 3>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 658 | 3>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="9516450972-5">(</span><span·class="s">"AQIDBA="</span><span·class="p"·data-group-id="9516450972-5">)</span><span·class="p">.</span><span·class="w"> |
| 659 | </span><span·class="gt">**·exception·error:·missing_padding | 659 | </span><span·class="gt">**·exception·error:·missing_padding |
| 660 | ·····in·function··base64:decode_list/7·(base64.erl,·line·734) | 660 | ·····in·function··base64:decode_list/7·(base64.erl,·line·734) |
| 661 | ········***·data·to·decode·is·missing·final·=·padding·characters,·if·this·is·intended,·use·the·`padding·=>·false`·option</span><span·class="gp·unselectable"> | 661 | ········***·data·to·decode·is·missing·final·=·padding·characters,·if·this·is·intended,·use·the·`padding·=>·false`·option</span><span·class="gp·unselectable"> |
| 662 | 4>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 662 | 4>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="9516450972-6">(</span><span·class="s">"AQIDBA="</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9516450972-7">#{</span><span·class="w">·</span><span·class="ss">padding</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·188,·SHA:·66f57d3fd96cddc3ac6b32cd655ee59c582f68cf29a2afcf5ab23e10c41f2ab6·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 663 | </span><span·class="p"·data-group-id=" | 663 | </span><span·class="p"·data-group-id="9516450972-8"><<</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="9516450972-8">>></span></code></pre> |
| 664 | ··</section> | 664 | ··</section> |
| 665 | </section> | 665 | </section> |
| 666 | <section·class="detail"·id="decode_to_string/1"> | 666 | <section·class="detail"·id="decode_to_string/1"> |
| 667 | ··<div·class="detail-header"> | 667 | ··<div·class="detail-header"> |
| 668 | ····<a·href="#decode_to_string/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 668 | ····<a·href="#decode_to_string/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 669 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 669 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 896 | ·························Data·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>().</pre> | 896 | ·························Data·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>().</pre> |
| 897 | ······</div> | 897 | ······</div> |
| 898 | <p>Decodes·a·base64·"mime"·string·encoded·using·the·standard·alphabet·according·to | 898 | <p>Decodes·a·base64·"mime"·string·encoded·using·the·standard·alphabet·according·to |
| 899 | <a·href="https://datatracker.ietf.org/doc/html/rfc4648#section-4">RFC·4648·Section·4</a>·to | 899 | <a·href="https://datatracker.ietf.org/doc/html/rfc4648#section-4">RFC·4648·Section·4</a>·to |
| 900 | plain·ASCII.</p><p>The·function·will·strips·away·any·illegal·characters.·It·does·<em>not</em>·check·for·the | 900 | plain·ASCII.</p><p>The·function·will·strips·away·any·illegal·characters.·It·does·<em>not</em>·check·for·the |
| 901 | the·correct·number·of·<code·class="inline">=</code>·padding·characters·at·the·end·of·the·encoded·string.</p><p>See·<a·href="#t:decode_options/0"><code·class="inline">decode_options/0</code></a>·for·details·on·which·options·can·be·passed.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">mime_decode</span><span·class="p"·data-group-id=" | 901 | the·correct·number·of·<code·class="inline">=</code>·padding·characters·at·the·end·of·the·encoded·string.</p><p>See·<a·href="#t:decode_options/0"><code·class="inline">decode_options/0</code></a>·for·details·on·which·options·can·be·passed.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">mime_decode</span><span·class="p"·data-group-id="8413980269-1">(</span><span·class="s">"AQIDBA=="</span><span·class="p"·data-group-id="8413980269-1">)</span><span·class="p">.</span><span·class="w"> |
| 902 | </span><span·class="p"·data-group-id=" | 902 | </span><span·class="p"·data-group-id="8413980269-2"><<</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="8413980269-2">>></span><span·class="gp·unselectable"> |
| 903 | 2>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">mime_decode</span><span·class="p"·data-group-id=" | 903 | 2>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">mime_decode</span><span·class="p"·data-group-id="8413980269-3">(</span><span·class="s">"AQIDB=A="</span><span·class="p"·data-group-id="8413980269-3">)</span><span·class="p">.</span><span·class="w"> |
| 904 | </span><span·class="p"·data-group-id=" | 904 | </span><span·class="p"·data-group-id="8413980269-4"><<</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="8413980269-4">>></span></code></pre> |
| 905 | ··</section> | 905 | ··</section> |
| 906 | </section> | 906 | </section> |
| 907 | <section·class="detail"·id="mime_decode_to_string/1"> | 907 | <section·class="detail"·id="mime_decode_to_string/1"> |
| 908 | ··<div·class="detail-header"> | 908 | ··<div·class="detail-header"> |
| 909 | ····<a·href="#mime_decode_to_string/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 909 | ····<a·href="#mime_decode_to_string/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 910 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 910 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 991 | ······<p·class="built-using"> | 991 | ······<p·class="built-using"> |
| 992 | ········Built·using | 992 | ········Built·using |
| 993 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 993 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 994 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 994 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 995 | ······</p> | 995 | ······</p> |
| 996 | <p>Copyright·©·1996-202 | 996 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 997 | ····</footer> | 997 | ····</footer> |
| 998 | ··</div> | 998 | ··</div> |
| 999 | </main> | 999 | </main> |
| 1000 | </div> | 1000 | </div> |
| 1001 | <script> | 1001 | <script> |
| 1002 | ··function·mermaidLoaded()·{ | 1002 | ··function·mermaidLoaded()·{ |
| 1003 | ····mermaid.initialize({ | 1003 | ····mermaid.initialize({ |
| Offset 147, 16 lines modified | Offset 147, 16 lines modified | ||
| 147 | <a·href="#strip_files/1"><code·class="inline">strip_files/1</code></a>,·and/or·<a·href="#strip_release/1"><code·class="inline">strip_release/1</code></a>.</p><h2·id="module-reconstruct-source-code"·class="section-heading"> | 147 | <a·href="#strip_files/1"><code·class="inline">strip_files/1</code></a>,·and/or·<a·href="#strip_release/1"><code·class="inline">strip_release/1</code></a>.</p><h2·id="module-reconstruct-source-code"·class="section-heading"> |
| 148 | ··<a·href="#module-reconstruct-source-code"·class="hover-link"> | 148 | ··<a·href="#module-reconstruct-source-code"·class="hover-link"> |
| 149 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 149 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 150 | ··</a> | 150 | ··</a> |
| 151 | ··<span·class="text">Reconstruct·Source·Code</span> | 151 | ··<span·class="text">Reconstruct·Source·Code</span> |
| 152 | </h2> | 152 | </h2> |
| 153 | <p>The·following·example·shows·how·to·reconstruct·Erlang·source·code·from·the·debug | 153 | <p>The·following·example·shows·how·to·reconstruct·Erlang·source·code·from·the·debug |
| 154 | information·in·a·BEAM·file·<code·class="inline">Beam</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1300567579-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="1300567579-2">{</span><span·class="p">_</span><span·class="p">,</span><span·class="p"·data-group-id="1300567579-3">[</span><span·class="p"·data-group-id="1300567579-4">{</span><span·class="ss">abstract_code</span><span·class="p">,</span><span·class="p"·data-group-id="1300567579-5">{</span><span·class="p">_</span><span·class="p">,</span><span·class="n">AC</span><span·class="p"·data-group-id="1300567579-5">}</span><span·class="p"·data-group-id="1300567579-4">}</span><span·class="p"·data-group-id="1300567579-3">]</span><span·class="p"·data-group-id="1300567579-2">}</span><span·class="p"·data-group-id="1300567579-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">chunks</span><span·class="p"·data-group-id="1300567579-6">(</span><span·class="n">Beam</span><span·class="p">,</span><span·class="p"·data-group-id="1300567579-7">[</span><span·class="ss">abstract_code</span><span·class="p"·data-group-id="1300567579-7">]</span><span·class="p"·data-group-id="1300567579-6">)</span><span·class="p">.</span><span·class="w"> | ||
| 155 | 154 | information·in·a·BEAM·file·<code·class="inline">Beam</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7886045054-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="7886045054[·...·truncated·by·diffoscope;·len:·1114,·SHA:·89ea54c97551d6d9119661067ddd43b882920796f39699f19e763dd342582825·...·]"> | |
| 155 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">fwrite</span><span·class="p"·data-group-id="7886045054-8">(</span><span·class="s">"</span><span·class="si">~s</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7886045054-9">[</span><span·class="nc">erl_prettypr</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7886045054-10">(</span><span·class="nc">erl_syntax</span><span·class="p">:</span><span·class="nf">form_list</span><span·class="p"·data-group-id="7886045054-11">(</span><span·class="n">AC</span><span·class="p"·data-group-id="7886045054-11">)</span><span·class="p"·data-group-id="7886045054-10">)</span><span·class="p"·data-group-id="7886045054-9">]</span><span·class="p"·data-group-id="7886045054-8">)</span><span·class="p">.</span></code></pre><h2·id="module-encrypted-debug-information"·class="section-heading"> | ||
| 156 | ··<a·href="#module-encrypted-debug-information"·class="hover-link"> | 156 | ··<a·href="#module-encrypted-debug-information"·class="hover-link"> |
| 157 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 157 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 158 | ··</a> | 158 | ··</a> |
| 159 | ··<span·class="text">Encrypted·Debug·Information</span> | 159 | ··<span·class="text">Encrypted·Debug·Information</span> |
| 160 | </h2> | 160 | </h2> |
| 161 | <p>The·debug·information·can·be·encrypted·to·keep·the·source·code·secret,·but·still | 161 | <p>The·debug·information·can·be·encrypted·to·keep·the·source·code·secret,·but·still |
| 162 | be·able·to·use·tools·such·as·Debugger·or·Xref.</p><p>To·use·encrypted·debug·information,·a·key·must·be·provided·to·the·compiler·and | 162 | be·able·to·use·tools·such·as·Debugger·or·Xref.</p><p>To·use·encrypted·debug·information,·a·key·must·be·provided·to·the·compiler·and |
| Offset 178, 21 lines modified | Offset 178, 21 lines modified | ||
| 178 | ··</a> | 178 | ··</a> |
| 179 | ··<span·class="text">.erlang.crypt</span> | 179 | ··<span·class="text">.erlang.crypt</span> |
| 180 | </h2> | 180 | </h2> |
| 181 | <p><code·class="inline">beam_lib</code>·searches·for·<code·class="inline">.erlang.crypt</code>·in·the·current·directory,·then·the | 181 | <p><code·class="inline">beam_lib</code>·searches·for·<code·class="inline">.erlang.crypt</code>·in·the·current·directory,·then·the |
| 182 | <a·href="../../../../erts-15.2.2/doc/html/init.html#home">user's·home·directory</a>·and·then | 182 | <a·href="../../../../erts-15.2.2/doc/html/init.html#home">user's·home·directory</a>·and·then |
| 183 | <a·href="filename.html#user_config"><code·class="inline">filename:basedir(user_config,·"erlang")</code></a>.·If·the | 183 | <a·href="filename.html#user_config"><code·class="inline">filename:basedir(user_config,·"erlang")</code></a>.·If·the |
| 184 | file·is·found·and·contains·a·key,·<code·class="inline">beam_lib</code>·implicitly·creates·a·crypto·key·fun | 184 | file·is·found·and·contains·a·key,·<code·class="inline">beam_lib</code>·implicitly·creates·a·crypto·key·fun |
| 185 | and·registers·it.</p><p>File·<code·class="inline">.erlang.crypt</code>·is·to·contain·a·single·list·of·tuples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 185 | and·registers·it.</p><p>File·<code·class="inline">.erlang.crypt</code>·is·to·contain·a·single·list·of·tuples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1207055842-1">{</span><span·class="ss">debug_info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mode</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·67,·SHA:·20b316049ee3c9c45d5820c3cc29e5c4da0185fd591fea1fdb49c8f29e8134ed·...·]-1">}</span></code></pre><p><code·class="inline">Mode</code>·is·the·type·of·crypto·algorithm;·currently,·the·only·allowed·value·is |
| 186 | <code·class="inline">des3_cbc</code>.·<code·class="inline">Module</code>·is·either·an·atom,·in·which·case·<code·class="inline">Key</code>·is·only·used·for·the | 186 | <code·class="inline">des3_cbc</code>.·<code·class="inline">Module</code>·is·either·an·atom,·in·which·case·<code·class="inline">Key</code>·is·only·used·for·the |
| 187 | module·<code·class="inline">Module</code>,·or·<code·class="inline">[]</code>,·in·which·case·<code·class="inline">Key</code>·is·used·for·all·modules.·<code·class="inline">Key</code>·is | 187 | module·<code·class="inline">Module</code>,·or·<code·class="inline">[]</code>,·in·which·case·<code·class="inline">Key</code>·is·used·for·all·modules.·<code·class="inline">Key</code>·is |
| 188 | the·non-empty·key·string.</p><p><code·class="inline">Key</code>·in·the·first·tuple·where·both·<code·class="inline">Mode</code>·and·<code·class="inline">Module</code>·match·is·used.</p><p>The·following·is·an·example·of·an·<code·class="inline">.erlang.crypt</code>·file·that·returns·the·same·key | 188 | the·non-empty·key·string.</p><p><code·class="inline">Key</code>·in·the·first·tuple·where·both·<code·class="inline">Mode</code>·and·<code·class="inline">Module</code>·match·is·used.</p><p>The·following·is·an·example·of·an·<code·class="inline">.erlang.crypt</code>·file·that·returns·the·same·key |
| 189 | for·all·modules:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2 | 189 | for·all·modules:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2744209282-1">[</span><span·class="p"·data-group-id="2744209282-2">{</span><span·class="ss">debug_info</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">des3_cbc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·302,·SHA:·a622343c40096e38663c5280aea73533f07fed572a053c250186afbc54288e35·...·]-1">]</span><span·class="p">.</span></code></pre><p>The·following·is·a·slightly·more·complicated·example·of·an·<code·class="inline">.erlang.crypt</code> |
| 190 | providing·one·key·for·module·<code·class="inline">t</code>·and·another·key·for·all·other·modules:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5 | 190 | providing·one·key·for·module·<code·class="inline">t</code>·and·another·key·for·all·other·modules:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5290775849-1">[</span><span·class="p"·data-group-id="5290775849-2">{</span><span·class="ss">debug_info</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">des3_cbc</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">t</[·...·truncated·by·diffoscope;·len:·135,·SHA:·5e76a4b0ddf5b5018485d42327ea12fbd72d9998ddfcaf1c19e44fae6ef22241·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 191 | ·</span><span·class="p"·data-group-id="5 | 191 | ·</span><span·class="p"·data-group-id="5290775849-3">{</span><span·class="ss">debug_info</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">des3_cbc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5290775849-4">[</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·249,·SHA:·a6c414b2c712823f9aa437c7b19acc5c96a72d5c0807a05b7c0cab6d96d60996·...·]-1">]</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Do·not·use·any·of·the·keys·in·these·examples.·Use·your·own·keys.</p></section> |
| 192 | ····</section> | 192 | ····</section> |
| 193 | </div> | 193 | </div> |
| 194 | ··<section·id="summary"·class="details-list"> | 194 | ··<section·id="summary"·class="details-list"> |
| 195 | ····<h1·class="section-heading"> | 195 | ····<h1·class="section-heading"> |
| 196 | ······<a·class="hover-link"·href="#summary"> | 196 | ······<a·class="hover-link"·href="#summary"> |
| Offset 1494, 19 lines modified | Offset 1494, 19 lines modified | ||
| 1494 | ························when·CryptoKeyFun·::·<a·href="#t:crypto_fun/0">crypto_fun</a>(),·Reason·::·badfun·|·exists·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1494 | ························when·CryptoKeyFun·::·<a·href="#t:crypto_fun/0">crypto_fun</a>(),·Reason·::·badfun·|·exists·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1495 | ······</div> | 1495 | ······</div> |
| 1496 | <p>Registers·an·unary·fun·that·is·called·if·<code·class="inline">beam_lib</code>·must·read·an·<code·class="inline">debug_info</code> | 1496 | <p>Registers·an·unary·fun·that·is·called·if·<code·class="inline">beam_lib</code>·must·read·an·<code·class="inline">debug_info</code> |
| 1497 | chunk·that·has·been·encrypted.·The·fun·is·held·in·a·process·that·is·started·by | 1497 | chunk·that·has·been·encrypted.·The·fun·is·held·in·a·process·that·is·started·by |
| 1498 | the·function.</p><p>If·a·fun·is·already·registered·when·attempting·to·register·a·fun, | 1498 | the·function.</p><p>If·a·fun·is·already·registered·when·attempting·to·register·a·fun, |
| 1499 | <code·class="inline">{error,·exists}</code>·is·returned.</p><p>The·fun·must·handle·the·following·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">CryptoKeyFun</span><span·class="p"·data-group-id=" | 1499 | <code·class="inline">{error,·exists}</code>·is·returned.</p><p>The·fun·must·handle·the·following·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">CryptoKeyFun</span><span·class="p"·data-group-id="0408817892-1">(</span><span·class="ss">init</span><span·class="p"·data-group-id="0408817892-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">|</span><sp[·...·truncated·by·diffoscope;·len:·509,·SHA:·07374aee0576f5e7dbf8ce7762a38d9fd9aaf3280d946ee55322370764d3c158·...·]-3">}</span></code></pre><p>Called·when·the·fun·is·registered,·in·the·process·that·holds·the·fun.·Here·the |
| 1500 | crypto·key·fun·can·do·any·necessary·initializations.·If·<code·class="inline">{ok,·NewCryptoKeyFun}</code> | 1500 | crypto·key·fun·can·do·any·necessary·initializations.·If·<code·class="inline">{ok,·NewCryptoKeyFun}</code> |
| 1501 | is·returned,·<code·class="inline">NewCryptoKeyFun</code>·is·registered·instead·of·<code·class="inline">CryptoKeyFun</code>.·If | 1501 | is·returned,·<code·class="inline">NewCryptoKeyFun</code>·is·registered·instead·of·<code·class="inline">CryptoKeyFun</code>.·If |
| 1502 | <code·class="inline">{error,·Term}</code>·is·returned,·the·registration·is·aborted·and | 1502 | <code·class="inline">{error,·Term}</code>·is·returned,·the·registration·is·aborted·and |
| 1503 | <a·href="#crypto_key_fun/1"><code·class="inline">crypto_key_fun/1</code></a>·also·returns·<code·class="inline">{error,·Term}</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">CryptoKeyFun</span><span·class="p"·data-group-id=" | 1503 | <a·href="#crypto_key_fun/1"><code·class="inline">crypto_key_fun/1</code></a>·also·returns·<code·class="inline">{error,·Term}</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">CryptoKeyFun</span><span·class="p"·data-group-id="7753016348-1">(</span><span·class="p"·data-group-id="7753016348-2">{</span><span·class="ss">debug_info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mode</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</[·...·truncated·by·diffoscope;·len:·178,·SHA:·b8cf03642116e83947e5a230d66582f6e363a8cb443a3f674521cba9d5d2213e·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Key</span></code></pre><p>Called·when·the·key·is·needed·for·module·<code·class="inline">Module</code>·in·the·file·named·<code·class="inline">Filename</code>. |
| 1504 | <code·class="inline">Mode</code>·is·the·type·of·crypto·algorithm;·currently,·the·only·possible·value·is | 1504 | <code·class="inline">Mode</code>·is·the·type·of·crypto·algorithm;·currently,·the·only·possible·value·is |
| 1505 | <code·class="inline">des3_cbc</code>.·The·call·is·to·fail·(raise·an·exception)·if·no·key·is·available.</p><pre><code·class="text">CryptoKeyFun(clear)·->·term()</code></pre><p>Called·before·the·fun·is·unregistered.·Here·any·cleaning·up·can·be·done.·The | 1505 | <code·class="inline">des3_cbc</code>.·The·call·is·to·fail·(raise·an·exception)·if·no·key·is·available.</p><pre><code·class="text">CryptoKeyFun(clear)·->·term()</code></pre><p>Called·before·the·fun·is·unregistered.·Here·any·cleaning·up·can·be·done.·The |
| 1506 | return·value·is·not·important,·but·is·passed·back·to·the·caller·of | 1506 | return·value·is·not·important,·but·is·passed·back·to·the·caller·of |
| 1507 | <a·href="#clear_crypto_key_fun/0"><code·class="inline">clear_crypto_key_fun/0</code></a>·as·part·of·its·return·value.</p> | 1507 | <a·href="#clear_crypto_key_fun/0"><code·class="inline">clear_crypto_key_fun/0</code></a>·as·part·of·its·return·value.</p> |
| 1508 | ··</section> | 1508 | ··</section> |
| 1509 | </section> | 1509 | </section> |
| 1510 | <section·class="detail"·id="diff_dirs/2"> | 1510 | <section·class="detail"·id="diff_dirs/2"> |
| Offset 1843, 22 lines modified | Offset 1843, 22 lines modified | ||
| 1843 | ······</div> | 1843 | ······</div> |
| 1844 | <p>Returns·the·module·version·or·versions.·A·version·is·defined·by·module·attribute | 1844 | <p>Returns·the·module·version·or·versions.·A·version·is·defined·by·module·attribute |
| 1845 | <code·class="inline">-vsn(Vsn)</code>.</p><p>If·this·attribute·is·not·specified,·the·version·defaults·to·the | 1845 | <code·class="inline">-vsn(Vsn)</code>.</p><p>If·this·attribute·is·not·specified,·the·version·defaults·to·the |
| 1846 | checksum·of·the·module.·Notice·that·if·version·<code·class="inline">Vsn</code>·is·not·a·list,·it·is·made | 1846 | checksum·of·the·module.·Notice·that·if·version·<code·class="inline">Vsn</code>·is·not·a·list,·it·is·made |
| 1847 | into·one,·that·is·<code·class="inline">{ok,{Module,[Vsn]}}</code>·is·returned.·If·there·are·many·<code·class="inline">-vsn</code> | 1847 | into·one,·that·is·<code·class="inline">{ok,{Module,[Vsn]}}</code>·is·returned.·If·there·are·many·<code·class="inline">-vsn</code> |
| 1848 | module·attributes,·the·result·is·the·concatenated·list·of·versions.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id=" | 1848 | module·attributes,·the·result·is·the·concatenated·list·of·versions.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id="2154838670-1">(</span><span·class="ss">a</span><span·class="p"·data-group-id="2154838670-1">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·-vsn(1).</span><span·class="w"> |
| 1849 | </span><span·class="p"·data-group-id=" | 1849 | </span><span·class="p"·data-group-id="2154838670-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2154838670-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="p"·data-group-id="2154838670-4">[</span><span·class="mi">1</span><spa[·...·truncated·by·diffoscope;·len:·143,·SHA:·0589708762bb675749a77d1f59e99108204b59904d3febb137c80da8937bdc6f·...·]-2">}</span><span·class="gp·unselectable"> |
| 1850 | 2>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id=" | 1850 | 2>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id="2154838670-5">(</span><span·class="ss">b</span><span·class="p"·data-group-id="2154838670-5">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·-vsn([1]).</span><span·class="w"> |
| 1851 | </span><span·class="p"·data-group-id=" | 1851 | </span><span·class="p"·data-group-id="2154838670-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2154838670-7">{</span><span·class="ss">b</span><span·class="p">,</span><span·class="p"·data-group-id="2154838670-8">[</span><span·class="mi">1</span><spa[·...·truncated·by·diffoscope;·len:·143,·SHA:·9757b9be1a555b17155370a76582f2cf9d59571c5d6aa774820ace279f1f5805·...·]-6">}</span><span·class="gp·unselectable"> |
| 1852 | 3>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id=" | 1852 | 3>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id="2154838670-9">(</span><span·class="ss">c</span><span·class="p"·data-group-id="2154838670-9">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·-vsn([1]).·-vsn(2).</span><span·class="w"> |
| 1853 | </span><span·class="p"·data-group-id=" | 1853 | </span><span·class="p"·data-group-id="2154838670-10">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2154838670-11">{</span><span·class="ss">c</span><span·class="p">,</span><span·class="p"·data-group-id="2154838670-12">[</span><span·class="mi">1</span><[·...·truncated·by·diffoscope;·len:·197,·SHA:·c3cd75439c52b93fb157a4cbb00175a0ecacf2bf8fa214b6a4571319285671dd·...·]-10">}</span><span·class="gp·unselectable"> |
| 1854 | 4>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id=" | 1854 | 4>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id="2154838670-13">(</span><span·class="ss">d</span><span·class="p"·data-group-id="2154838670-13">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·no·-vsn·attribute</span><span·class="w"> |
| 1855 | </span><span·class="p"·data-group-id=" | 1855 | </span><span·class="p"·data-group-id="2154838670-14">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2154838670-15">{</span><span·class="ss">d</span><span·class="p">,</span><span·class="p"·data-group-id="2154838670-16">[</span><span·class="mi">275613208[·...·truncated·by·diffoscope;·len:·186,·SHA:·9bd69e9e869978c8f5f77f9b1d3434dc58321433683fcaee7fab4bf2d3cb15e3·...·]-14">}</span></code></pre> |
| 1856 | ··</section> | 1856 | ··</section> |
| 1857 | </section> | 1857 | </section> |
| 1858 | ····</div> | 1858 | ····</div> |
| 1859 | ··</section> | 1859 | ··</section> |
| 1860 | ····<footer·class="footer"> | 1860 | ····<footer·class="footer"> |
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| 1879 | ······<p·class="built-using"> | 1879 | ······<p·class="built-using"> |
| 1880 | ········Built·using | 1880 | ········Built·using |
| 1881 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1881 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1882 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1882 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1883 | ······</p> | 1883 | ······</p> |
| 1884 | <p>Copyright·©·1996-202 | 1884 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1885 | ····</footer> | 1885 | ····</footer> |
| 1886 | ··</div> | 1886 | ··</div> |
| 1887 | </main> | 1887 | </main> |
| 1888 | </div> | 1888 | </div> |
| 1889 | <script> | 1889 | <script> |
| 1890 | ··function·mermaidLoaded()·{ | 1890 | ··function·mermaidLoaded()·{ |
| 1891 | ····mermaid.initialize({ | 1891 | ····mermaid.initialize({ |
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| 631 | ······<div·class="specs"> | 631 | ······<div·class="specs"> |
| 632 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·bin_to_list(Subject)·->·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:byte/0">byte</a>()]·when·Subject·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>().</pre> | 632 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·bin_to_list(Subject)·->·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:byte/0">byte</a>()]·when·Subject·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>().</pre> |
| 633 | ······</div> | 633 | ······</div> |
| 634 | <p>Converts·<code·class="inline">Subject</code>·to·a·list·of·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a>s,·each·representing·the·value·of·one·byte.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">bin_to_list</span><span·class="p"·data-group-id=" | 634 | <p>Converts·<code·class="inline">Subject</code>·to·a·list·of·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a>s,·each·representing·the·value·of·one·byte.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">bin_to_list</span><span·class="p"·data-group-id="1687127016-1">(</span><span·class="p"·data-group-id="1687127016-2"><<</span><span·class="s">"erlang"</span><span·class="p"·data-group-id="1687127016-2">>></span><span·class="p"·data-group-id="1687127016-1">)</span><span·class="p">.</span><span·class="w"> |
| 635 | </span><span·class="s">"erlang"</span><span·class="w"> | 635 | </span><span·class="s">"erlang"</span><span·class="w"> |
| 636 | </span><span·class="c1">%%·or·[101,114,108,97,110,103]·in·list·notation.</span></code></pre> | 636 | </span><span·class="c1">%%·or·[101,114,108,97,110,103]·in·list·notation.</span></code></pre> |
| 637 | ··</section> | 637 | ··</section> |
| 638 | </section> | 638 | </section> |
| 639 | <section·class="detail"·id="bin_to_list/2"> | 639 | <section·class="detail"·id="bin_to_list/2"> |
| 640 | ··<div·class="detail-header"> | 640 | ··<div·class="detail-header"> |
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| 693 | ·····················when·Subject·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>(),·Pos·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·Len·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>().</pre> | 693 | ·····················when·Subject·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>(),·Pos·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·Len·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>().</pre> |
| 694 | ······</div> | 694 | ······</div> |
| 695 | <p>Converts·<code·class="inline">Subject</code>·to·a·list·of·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a>s,·each·representing·the·value·of·one | 695 | <p>Converts·<code·class="inline">Subject</code>·to·a·list·of·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a>s,·each·representing·the·value·of·one |
| 696 | byte.·<code·class="inline">PosLen</code>·or·alternatively·<code·class="inline">Pos</code>·and·<code·class="inline">Len</code>·denote·which·part·of·the | 696 | byte.·<code·class="inline">PosLen</code>·or·alternatively·<code·class="inline">Pos</code>·and·<code·class="inline">Len</code>·denote·which·part·of·the |
| 697 | <code·class="inline">Subject</code>·binary·to·convert.·By·default,·the·entire·<code·class="inline">Subject</code>·binary·is | 697 | <code·class="inline">Subject</code>·binary·to·convert.·By·default,·the·entire·<code·class="inline">Subject</code>·binary·is |
| 698 | converted.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">bin_to_list</span><span·class="p"·data-group-id=" | 698 | converted.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">bin_to_list</span><span·class="p"·data-group-id="3109651564-1">(</span><span·class="p"·data-group-id="3109651564-2"><<</span><span·class="s">"erlang"</span><span·class="p"·data-group-id="3109651564-2">>></span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·196,·SHA:·b81a829a2cd60ab2392bc5ec1a9be31c4f469e60c1d3ea4f1eda252837a4b480·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 699 | </span><span·class="s">"rla"</span><span·class="w"> | 699 | </span><span·class="s">"rla"</span><span·class="w"> |
| 700 | </span><span·class="c1">%%·or·[114,108,97]·in·list·notation.</span></code></pre><p>If·<code·class="inline">PosLen</code>·or·alternatively·<code·class="inline">Pos</code>·and·<code·class="inline">Len</code>·in·any·way·reference·outside·the | 700 | </span><span·class="c1">%%·or·[114,108,97]·in·list·notation.</span></code></pre><p>If·<code·class="inline">PosLen</code>·or·alternatively·<code·class="inline">Pos</code>·and·<code·class="inline">Len</code>·in·any·way·reference·outside·the |
| 701 | binary,·a·<code·class="inline">badarg</code>·exception·is·raised.</p> | 701 | binary,·a·<code·class="inline">badarg</code>·exception·is·raised.</p> |
| 702 | ··</section> | 702 | ··</section> |
| 703 | </section> | 703 | </section> |
| 704 | <section·class="detail"·id="compile_pattern/1"> | 704 | <section·class="detail"·id="compile_pattern/1"> |
| Offset 827, 16 lines modified | Offset 827, 16 lines modified | ||
| 827 | ······<div·class="specs"> | 827 | ······<div·class="specs"> |
| 828 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·decode_hex(Bin)·->·Bin2·when·Bin·::·<<_:_*16>>,·Bin2·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>().</pre> | 828 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·decode_hex(Bin)·->·Bin2·when·Bin·::·<<_:_*16>>,·Bin2·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>().</pre> |
| 829 | ······</div> | 829 | ······</div> |
| 830 | <p>Decodes·a·hex·encoded·binary·into·a·binary.</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_hex</span><span·class="p"·data-group-id=" | 830 | <p>Decodes·a·hex·encoded·binary·into·a·binary.</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_hex</span><span·class="p"·data-group-id="6877458263-1">(</span><span·class="p"·data-group-id="6877458263-2"><<</span><span·class="s">"66"</span><span·class="p"·data-group-id="6877458263-2">>></span><span·class="p"·data-group-id="6877458263-1">)</span><span·class="p">.</span><span·class="w"> |
| 831 | </span><span·class="p"·data-group-id=" | 831 | </span><span·class="p"·data-group-id="6877458263-3"><<</span><span·class="s">"f"</span><span·class="p"·data-group-id="6877458263-3">>></span></code></pre> |
| 832 | ··</section> | 832 | ··</section> |
| 833 | </section> | 833 | </section> |
| 834 | <section·class="detail"·id="decode_unsigned/1"> | 834 | <section·class="detail"·id="decode_unsigned/1"> |
| 835 | ··<div·class="detail-header"> | 835 | ··<div·class="detail-header"> |
| 836 | ····<a·href="#decode_unsigned/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 836 | ····<a·href="#decode_unsigned/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 837 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 837 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 889, 19 lines modified | Offset 889, 19 lines modified | ||
| 889 | ·····························Subject·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>(), | 889 | ·····························Subject·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>(), |
| 890 | ·····························Endianness·::·big·|·little, | 890 | ·····························Endianness·::·big·|·little, |
| 891 | ·····························Unsigned·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>().</pre> | 891 | ·····························Unsigned·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>().</pre> |
| 892 | ······</div> | 892 | ······</div> |
| 893 | <p>Converts·the·binary·digit·representation,·in·big·endian·or·little·endian,·of·a | 893 | <p>Converts·the·binary·digit·representation,·in·big·endian·or·little·endian,·of·a |
| 894 | positive·integer·in·<code·class="inline">Subject</code>·to·an·Erlang·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_unsigned</span><span·class="p"·data-group-id=" | 894 | positive·integer·in·<code·class="inline">Subject</code>·to·an·Erlang·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_unsigned</span><span·class="p"·data-group-id="1146698429-1">(</span><span·class="p"·data-group-id="1146698429-2"><<</span><span·class="mi">169</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><span·class="mi">199</span><span·class="p"·data-group-id="1146698429-2">[·...·truncated·by·diffoscope;·len:·56,·SHA:·2783825617facb44d0c893c7488efce1b501be100fd01040620a22cc58052fbc·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 895 | </span><span·class="mi">11111111</span><span·class="gp·unselectable"> | 895 | </span><span·class="mi">11111111</span><span·class="gp·unselectable"> |
| 896 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_unsigned</span><span·class="p"·data-group-id=" | 896 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_unsigned</span><span·class="p"·data-group-id="1146698429-3">(</span><span·class="p"·data-group-id="1146698429-4"><<</span><span·class="mi">169</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><span·class="mi">199</span><span·class="p"·data-group-id="1146698429-4">[·...·truncated·by·diffoscope;·len:·131,·SHA:·e44864d973c8d9e48bb14af1eb3ce394eda06a75d76e0c22bf1377b6481ef16a·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 897 | </span><span·class="mi">11111111</span><span·class="gp·unselectable"> | 897 | </span><span·class="mi">11111111</span><span·class="gp·unselectable"> |
| 898 | 3>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_unsigned</span><span·class="p"·data-group-id=" | 898 | 3>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_unsigned</span><span·class="p"·data-group-id="1146698429-5">(</span><span·class="p"·data-group-id="1146698429-6"><<</span><span·class="mi">169</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><span·class="mi">199</span><span·class="p"·data-group-id="1146698429-6">[·...·truncated·by·diffoscope;·len:·134,·SHA:·2d50fd12fd91f0222bf93cd2b344801bf67c3930f23cb63feebad1ccfbc27c9f·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 899 | </span><span·class="mi">13077161</span></code></pre> | 899 | </span><span·class="mi">13077161</span></code></pre> |
| 900 | ··</section> | 900 | ··</section> |
| 901 | </section> | 901 | </section> |
| 902 | <section·class="detail"·id="encode_hex/1"> | 902 | <section·class="detail"·id="encode_hex/1"> |
| 903 | ··<div·class="detail-header"> | 903 | ··<div·class="detail-header"> |
| 904 | ····<a·href="#encode_hex/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 904 | ····<a·href="#encode_hex/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 952, 22 lines modified | Offset 952, 22 lines modified | ||
| 952 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·encode_hex(Bin,·Case)·->·Bin2 | 952 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·encode_hex(Bin,·Case)·->·Bin2 |
| 953 | ····················when·Bin·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>(),·Case·::·lowercase·|·uppercase,·Bin2·::·<<_:_*16>>.</pre> | 953 | ····················when·Bin·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>(),·Case·::·lowercase·|·uppercase,·Bin2·::·<<_:_*16>>.</pre> |
| 954 | ······</div> | 954 | ······</div> |
| 955 | <p>Encodes·a·binary·into·a·hex·encoded·binary·using·the·specified·case·for·the | 955 | <p>Encodes·a·binary·into·a·hex·encoded·binary·using·the·specified·case·for·the |
| 956 | hexadecimal·digits·"a"·to·"f".</p><p>The·default·case·is·<code·class="inline">uppercase</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id="8 | 956 | hexadecimal·digits·"a"·to·"f".</p><p>The·default·case·is·<code·class="inline">uppercase</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id="8670777544-1">(</span><span·class="p"·data-group-id="8670777544-2"><<</span><span·class="s">"f"</span><span·class="p"·data-group-id="8670777544-2">>></span><span·class="p"·data-group-id="8670777544-1">)</span><span·class="p">.</span><span·class="w"> |
| 957 | </span><span·class="p"·data-group-id="8 | 957 | </span><span·class="p"·data-group-id="8670777544-3"><<</span><span·class="s">"66"</span><span·class="p"·data-group-id="8670777544-3">>></span><span·class="gp·unselectable"> |
| 958 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id="8 | 958 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id="8670777544-4">(</span><span·class="p"·data-group-id="8670777544-5"><<</span><span·class="s">"/"</span><span·class="p"·data-group-id="8670777544-5">>></span><span·class="p"·data-group-id="8670777544-4">)</span><span·class="p">.</span><span·class="w"> |
| 959 | </span><span·class="p"·data-group-id="8 | 959 | </span><span·class="p"·data-group-id="8670777544-6"><<</span><span·class="s">"2F"</span><span·class="p"·data-group-id="8670777544-6">>></span><span·class="gp·unselectable"> |
| 960 | 3>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id="8 | 960 | 3>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id="8670777544-7">(</span><span·class="p"·data-group-id="8670777544-8"><<</span><span·class="s">"/"</span><span·class="p"·data-group-id="8670777544-8">>></span><span·class="p">,</span><span·class="w">·</span><span·class="ss">lowercase</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·80c38ca16fc653af122fbd33eb8e23e1484bc0e16a48668d0eca60ad39eb2d44·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 961 | </span><span·class="p"·data-group-id="8 | 961 | </span><span·class="p"·data-group-id="8670777544-9"><<</span><span·class="s">"2f"</span><span·class="p"·data-group-id="8670777544-9">>></span><span·class="gp·unselectable"> |
| 962 | 4>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id="8 | 962 | 4>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id="8670777544-10">(</span><span·class="p"·data-group-id="8670777544-11"><<</span><span·class="s">"/"</span><span·class="p"·data-group-id="8670777544-11">>></span><span·class="p">,</span><span·class="w">·</span><span·class="ss">uppercase</[·...·truncated·by·diffoscope;·len:·46,·SHA:·2f7338bc7e8b4f90dbc199e535e91e2357dfd50714a58885c53d142c0a1d74e9·...·]-10">)</span><span·class="p">.</span><span·class="w"> |
| 963 | </span><span·class="p"·data-group-id="8 | 963 | </span><span·class="p"·data-group-id="8670777544-12"><<</span><span·class="s">"2F"</span><span·class="p"·data-group-id="8670777544-12">>></span></code></pre> |
| 964 | ··</section> | 964 | ··</section> |
| 965 | </section> | 965 | </section> |
| 966 | <section·class="detail"·id="encode_unsigned/1"> | 966 | <section·class="detail"·id="encode_unsigned/1"> |
| 967 | ··<div·class="detail-header"> | 967 | ··<div·class="detail-header"> |
| 968 | ····<a·href="#encode_unsigned/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 968 | ····<a·href="#encode_unsigned/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 969 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 969 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 1017 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·encode_unsigned(Unsigned,·Endianness)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>() | 1017 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·encode_unsigned(Unsigned,·Endianness)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>() |
| 1018 | ·························when·Unsigned·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·Endianness·::·big·|·little.</pre> | 1018 | ·························when·Unsigned·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·Endianness·::·big·|·little.</pre> |
| 1019 | ······</div> | 1019 | ······</div> |
| 1020 | <p>Converts·a·positive·integer·to·the·smallest·possible·representation·in·a·binary | 1020 | <p>Converts·a·positive·integer·to·the·smallest·possible·representation·in·a·binary |
| 1021 | digit·representation,·either·big·endian·or·little·endian.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_unsigned</span><span·class="p"·data-group-id=" | 1021 | digit·representation,·either·big·endian·or·little·endian.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_unsigned</span><span·class="p"·data-group-id="0694257472-1">(</span><span·class="mi">11111111</span><span·class="p"·data-group-id="0694257472-1">)</span><span·class="p">.</span><span·class="w"> |
| 1022 | </span><span·class="p"·data-group-id=" | 1022 | </span><span·class="p"·data-group-id="0694257472-2"><<</span><span·class="mi">169</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><span·class="mi">199</span><span·class="p"·data-group-id="0694257472-2">>></span><span·class="gp·unselectable"> |
| 1023 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_unsigned</span><span·class="p"·data-group-id=" | 1023 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_unsigned</span><span·class="p"·data-group-id="0694257472-3">(</span><span·class="mi">11111111</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">big</span><span·class="p"·data-group-id="0694257472-3">)</span><span·class="p">.</span><span·class="w"> |
| 1024 | </span><span·class="p"·data-group-id=" | 1024 | </span><span·class="p"·data-group-id="0694257472-4"><<</span><span·class="mi">169</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><span·class="mi">199</span><span·class="p"·data-group-id="0694257472-4">>></span><span·class="gp·unselectable"> |
| 1025 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_unsigned</span><span·class="p"·data-group-id=" | 1025 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_unsigned</span><span·class="p"·data-group-id="0694257472-5">(</span><span·class="mi">11111111</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">little</span><span·class="p"·data-group-id="0694257472-5">)</span><span·class="p">.</span><span·class="w"> |
| 1026 | </span><span·class="p"·data-group-id=" | 1026 | </span><span·class="p"·data-group-id="0694257472-6"><<</span><span·class="mi">199</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><span·class="mi">169</span><span·class="p"·data-group-id="0694257472-6">>></span></code></pre> |
| 1027 | ··</section> | 1027 | ··</section> |
| 1028 | </section> | 1028 | </section> |
| 1029 | <section·class="detail"·id="first/1"> | 1029 | <section·class="detail"·id="first/1"> |
| 1030 | ··<div·class="detail-header"> | 1030 | ··<div·class="detail-header"> |
| 1031 | ····<a·href="#first/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1031 | ····<a·href="#first/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1032 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1032 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1137, 17 lines modified | Offset 1137, 17 lines modified | ||
| 1137 | ······<div·class="specs"> | 1137 | ······<div·class="specs"> |
| 1138 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·longest_common_prefix(Binaries)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>()·when·Binaries·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>(),·...].</pre> | 1138 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·longest_common_prefix(Binaries)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>()·when·Binaries·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>(),·...].</pre> |
| 1139 | ······</div> | 1139 | ······</div> |
| 1140 | <p>Returns·the·length·of·the·longest·common·prefix·of·the·binaries·in·list | 1140 | <p>Returns·the·length·of·the·longest·common·prefix·of·the·binaries·in·list |
| 1141 | <code·class="inline">Binaries</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">longest_common_prefix</span><span·class="p"·data-group-id=" | 1141 | <code·class="inline">Binaries</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">longest_common_prefix</span><span·class="p"·data-group-id="1528796629-1">(</span><span·class="p"·data-group-id="1528796629-2">[</span><span·class="p"·data-group-id="1528796629-3"><<</span><span·class="s">"erlang"</span><span·class="p"·data-group-id="1528796629-3">>></span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·285,·SHA:·bdaf379d9db8bfb632edc317b62a145a5089c9f99c62c707068faf40320786cf·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1142 | </span><span·class="mi">2</span><span·class="gp·unselectable"> | 1142 | </span><span·class="mi">2</span><span·class="gp·unselectable"> |
| 1143 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">longest_common_prefix</span><span·class="p"·data-group-id=" | 1143 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">longest_common_prefix</span><span·class="p"·data-group-id="1528796629-5">(</span><span·class="p"·data-group-id="1528796629-6">[</span><span·class="p"·data-group-id="1528796629-7"><<</span><span·class="s">"erlang"</span><span·class="p"·data-group-id="1528796629-7">>></span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·281,·SHA:·36faf087fef454276419bdd67ba99617cd7ca0c8c24efad0af300f4345fdecf1·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 1144 | </span><span·class="mi">0</span></code></pre><p>If·<code·class="inline">Binaries</code>·is·not·a·flat·non-empty·list·of·binaries,·a·<code·class="inline">badarg</code>·exception·is | 1144 | </span><span·class="mi">0</span></code></pre><p>If·<code·class="inline">Binaries</code>·is·not·a·flat·non-empty·list·of·binaries,·a·<code·class="inline">badarg</code>·exception·is |
| 1145 | raised.</p> | 1145 | raised.</p> |
| 1146 | ··</section> | 1146 | ··</section> |
| 1147 | </section> | 1147 | </section> |
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| 1682 | ················Options·::·[Option]·|·Option, | 1682 | ················Options·::·[Option]·|·Option, |
| 1683 | ················Option·::·<a·href="../../../../lib/compiler-8.5.5/doc/html/compile.html#t:option/0">compile:option</a>(), | 1683 | ················Option·::·<a·href="../../../../lib/compiler-8.5.5/doc/html/compile.html#t:option/0">compile:option</a>(), |
| 1684 | ················Module·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:module/0">module</a>().</pre> | 1684 | ················Module·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:module/0">module</a>().</pre> |
| 1685 | ······</div> | 1685 | ······</div> |
| 1686 | <p>Compiles·and·then·loads·the·code·for·a·file·on·all·nodes.·<code·class="inline">Options</code>·defaults·to | 1686 | <p>Compiles·and·then·loads·the·code·for·a·file·on·all·nodes.·<code·class="inline">Options</code>·defaults·to |
| 1687 | <code·class="inline">[]</code>.·Compilation·is·equivalent·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id=" | 1687 | <code·class="inline">[]</code>.·Compilation·is·equivalent·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id="9112130235-1">(</span><span·class="n">File</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Options</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="p"·data-group-id="9112130235-2">[</span><sp[·...·truncated·by·diffoscope;·len:·215,·SHA:·d3190df8a6dd75adfb4b64a908ba634a2f04dfab8b3e0b377796183066529ec4·...·]-1">)</span></code></pre> |
| 1688 | ··</section> | 1688 | ··</section> |
| 1689 | </section> | 1689 | </section> |
| 1690 | <section·class="detail"·id="ni/0"> | 1690 | <section·class="detail"·id="ni/0"> |
| 1691 | ··<div·class="detail-header"> | 1691 | ··<div·class="detail-header"> |
| 1692 | ····<a·href="#ni/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1692 | ····<a·href="#ni/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1693 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1693 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 2007, 15 lines modified | Offset 2007, 15 lines modified | ||
| 2007 | ······<p·class="built-using"> | 2007 | ······<p·class="built-using"> |
| 2008 | ········Built·using | 2008 | ········Built·using |
| 2009 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2009 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2010 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2010 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2011 | ······</p> | 2011 | ······</p> |
| 2012 | <p>Copyright·©·1996-202 | 2012 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2013 | ····</footer> | 2013 | ····</footer> |
| 2014 | ··</div> | 2014 | ··</div> |
| 2015 | </main> | 2015 | </main> |
| 2016 | </div> | 2016 | </div> |
| 2017 | <script> | 2017 | <script> |
| 2018 | ··function·mermaidLoaded()·{ | 2018 | ··function·mermaidLoaded()·{ |
| 2019 | ····mermaid.initialize({ | 2019 | ····mermaid.initialize({ |
| Offset 1765, 18 lines modified | Offset 1765, 18 lines modified | ||
| 1765 | ····································Option·::·{unit,·<a·href="#t:rfc3339_time_unit/0">rfc3339_time_unit</a>()}.</pre> | 1765 | ····································Option·::·{unit,·<a·href="#t:rfc3339_time_unit/0">rfc3339_time_unit</a>()}.</pre> |
| 1766 | ······</div> | 1766 | ······</div> |
| 1767 | <p>Converts·an·RFC·3339·timestamp·into·system·time.·The·data·format·of·RFC·3339 | 1767 | <p>Converts·an·RFC·3339·timestamp·into·system·time.·The·data·format·of·RFC·3339 |
| 1768 | timestamps·is·described·by·<a·href="https://www.ietf.org/rfc/rfc3339.txt">RFC·3339</a>. | 1768 | timestamps·is·described·by·<a·href="https://www.ietf.org/rfc/rfc3339.txt">RFC·3339</a>. |
| 1769 | Starting·from·OTP·25.1,·the·minutes·part·of·the·time·zone·is·optional.</p><p>Valid·option:</p><ul><li><strong><code·class="inline">{unit,·Unit}</code></strong>·-·The·time·unit·of·the·return·value.·The·default·is | 1769 | Starting·from·OTP·25.1,·the·minutes·part·of·the·time·zone·is·optional.</p><p>Valid·option:</p><ul><li><strong><code·class="inline">{unit,·Unit}</code></strong>·-·The·time·unit·of·the·return·value.·The·default·is |
| 1770 | <code·class="inline">second</code>.</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">rfc3339_to_system_time</span><span·class="p"·data-group-id=" | 1770 | <code·class="inline">second</code>.</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">rfc3339_to_system_time</span><span·class="p"·data-group-id="1863275587-1">(</span><span·class="s">"2018-02-01T16:17:58+01:00"</span><span·class="p"·data-group-id="1863275587-1">)</span><span·class="p">.</span><span·class="w"> |
| 1771 | </span><span·class="mi">1517498278</span><span·class="gp·unselectable"> | 1771 | </span><span·class="mi">1517498278</span><span·class="gp·unselectable"> |
| 1772 | 2>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">rfc3339_to_system_time</span><span·class="p"·data-group-id=" | 1772 | 2>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">rfc3339_to_system_time</span><span·class="p"·data-group-id="1863275587-2">(</span><span·class="s">"2018-02-01·15:18:02.088Z"</span><span·class="p">,</span><span·class="w"> |
| 1773 | ···</span><span·class="p"·data-group-id=" | 1773 | ···</span><span·class="p"·data-group-id="1863275587-3">[</span><span·class="p"·data-group-id="1863275587-4">{</span><span·class="ss">unit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">nanosecond</span><span·class="p"·data-group-id="1863275587-4">}</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·75,·SHA:·f8412acd6f35eedcd8392e2faf4c33ef316afc3f228d0fb8f446d78106692371·...·]7-2">)</span><span·class="p">.</span><span·class="w"> |
| 1774 | </span><span·class="mi">1517498282088000000</span></code></pre> | 1774 | </span><span·class="mi">1517498282088000000</span></code></pre> |
| 1775 | ··</section> | 1775 | ··</section> |
| 1776 | </section> | 1776 | </section> |
| 1777 | <section·class="detail"·id="seconds_to_daystime/1"> | 1777 | <section·class="detail"·id="seconds_to_daystime/1"> |
| 1778 | ··<div·class="detail-header"> | 1778 | ··<div·class="detail-header"> |
| 1779 | ····<a·href="#seconds_to_daystime/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1779 | ····<a·href="#seconds_to_daystime/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1928, 24 lines modified | Offset 1928, 24 lines modified | ||
| 1928 | interpreted·as·local·time.·A·non-empty·string·is·included·as·is.·The·time·unit | 1928 | interpreted·as·local·time.·A·non-empty·string·is·included·as·is.·The·time·unit |
| 1929 | of·the·integer·is·the·same·as·the·one·of·<code·class="inline">Time</code>.</p></li><li><p><strong><code·class="inline">{time_designator,·Character}</code></strong>·-·The·character·used·as·time·designator, | 1929 | of·the·integer·is·the·same·as·the·one·of·<code·class="inline">Time</code>.</p></li><li><p><strong><code·class="inline">{time_designator,·Character}</code></strong>·-·The·character·used·as·time·designator, |
| 1930 | that·is,·the·date·and·time·separator.·The·default·is·<code·class="inline">$T</code>.</p></li><li><p><strong><code·class="inline">{unit,·Unit}</code></strong>·-·The·time·unit·of·<code·class="inline">Time</code>.·The·default·is·<code·class="inline">second</code>.·If·some | 1930 | that·is,·the·date·and·time·separator.·The·default·is·<code·class="inline">$T</code>.</p></li><li><p><strong><code·class="inline">{unit,·Unit}</code></strong>·-·The·time·unit·of·<code·class="inline">Time</code>.·The·default·is·<code·class="inline">second</code>.·If·some |
| 1931 | other·unit·is·given·(<code·class="inline">millisecond</code>,·<code·class="inline">microsecond</code>,·<code·class="inline">nanosecond</code>,·or·<code·class="inline">native</code>), | 1931 | other·unit·is·given·(<code·class="inline">millisecond</code>,·<code·class="inline">microsecond</code>,·<code·class="inline">nanosecond</code>,·or·<code·class="inline">native</code>), |
| 1932 | the·formatted·string·includes·a·fraction·of·a·second.·The·number·of·fractional | 1932 | the·formatted·string·includes·a·fraction·of·a·second.·The·number·of·fractional |
| 1933 | second·digits·is·three,·six,·or·nine·depending·on·what·time·unit·is·chosen. | 1933 | second·digits·is·three,·six,·or·nine·depending·on·what·time·unit·is·chosen. |
| 1934 | For·<code·class="inline">native</code>·three·fractional·digits·are·included.·Notice·that·trailing·zeros | 1934 | For·<code·class="inline">native</code>·three·fractional·digits·are·included.·Notice·that·trailing·zeros |
| 1935 | are·not·removed·from·the·fraction.</p></li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id=" | 1935 | are·not·removed·from·the·fraction.</p></li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id="4052288235-1">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_time</span><span·class="p"·data-group-id="4052288235-2">(</span><span·class="ss">second</span><span·class="p"·data-group-id="4052288235-2">)</span><span·cla[·...·truncated·by·diffoscope;·len:·32,·SHA:·ca03d4b7a5e0e74d5aab6291278984411bedcaea7a8dedcee3f34010b029394a·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1936 | </span><span·class="s">"2018-04-23T14:56:28+02:00"</span><span·class="gp·unselectable"> | 1936 | </span><span·class="s">"2018-04-23T14:56:28+02:00"</span><span·class="gp·unselectable"> |
| 1937 | 2>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id=" | 1937 | 2>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id="4052288235-3">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_time</span><span·class="p"·data-group-id="4052288235-4">(</span><span·class="ss">second</span><span·class="p"·data-group-id="4052288235-4">)</span><span·class="p">,</span><span·class="w"> |
| 1938 | ···</span><span·class="p"·data-group-id=" | 1938 | ···</span><span·class="p"·data-group-id="4052288235-5">[</span><span·class="p"·data-group-id="4052288235-6">{</span><span·class="ss">offset</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"-02:00"</span><span·class="p"·data-group-id="4052288235-6">}</span><span·cla[·...·truncated·by·diffoscope;·len:·85,·SHA:·42d72d3a587fce781d7bc29e349ba8b6ee8ccc561f5faa181d4e7e6321cdbec7·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 1939 | </span><span·class="s">"2018-04-23T10:56:52-02:00"</span><span·class="gp·unselectable"> | 1939 | </span><span·class="s">"2018-04-23T10:56:52-02:00"</span><span·class="gp·unselectable"> |
| 1940 | 3>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id=" | 1940 | 3>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id="4052288235-7">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_time</span><span·class="p"·data-group-id="4052288235-8">(</span><span·class="ss">second</span><span·class="p"·data-group-id="4052288235-8">)</span><span·class="p">,</span><span·class="w"> |
| 1941 | ···</span><span·class="p"·data-group-id=" | 1941 | ···</span><span·class="p"·data-group-id="4052288235-9">[</span><span·class="p"·data-group-id="4052288235-10">{</span><span·class="ss">offset</span><span·class="p">,</span><span·class="w">·</span><span·class="o">-</span><span·class="mi">7200</span><span·class="p"·data-group-id="4052288235-10">}</s[·...·truncated·by·diffoscope;·len:·98,·SHA:·4791176606572bb34e5b886af13dcfee6790911d8eec84fbfd5fbb0268817c1d·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 1942 | </span><span·class="s">"2018-04-23T10:57:05-02:00"</span><span·class="gp·unselectable"> | 1942 | </span><span·class="s">"2018-04-23T10:57:05-02:00"</span><span·class="gp·unselectable"> |
| 1943 | 4>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id=" | 1943 | 4>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id="4052288235-11">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_time</span><span·class="p"·data-group-id="4052288235-12">(</span><span·class="ss">millisecond</span><span·class="p"·data-group-id="4052288235-12">)</span><span·class="p">,</span><span·class="w"> |
| 1944 | ···</span><span·class="p"·data-group-id=" | 1944 | ···</span><span·class="p"·data-group-id="4052288235-13">[</span><span·class="p"·data-group-id="4052288235-14">{</span><span·class="ss">unit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">millisecond</span><span·class="p"·data-group-id="4052288235-14">}</span><span·class="p[·...·truncated·by·diffoscope;·len:·621,·SHA:·03a017fba8285801182be4372e890a612b42dd819722f6589b50e5485f7044d3·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 1945 | </span><span·class="s">"2018-04-23·12:57:20.482Z"</span></code></pre> | 1945 | </span><span·class="s">"2018-04-23·12:57:20.482Z"</span></code></pre> |
| 1946 | ··</section> | 1946 | ··</section> |
| 1947 | </section> | 1947 | </section> |
| 1948 | <section·class="detail"·id="system_time_to_universal_time/2"> | 1948 | <section·class="detail"·id="system_time_to_universal_time/2"> |
| 1949 | ··<div·class="detail-header"> | 1949 | ··<div·class="detail-header"> |
| 1950 | ····<a·href="#system_time_to_universal_time/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1950 | ····<a·href="#system_time_to_universal_time/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 2158, 15 lines modified | Offset 2158, 15 lines modified | ||
| 2158 | ······<p·class="built-using"> | 2158 | ······<p·class="built-using"> |
| 2159 | ········Built·using | 2159 | ········Built·using |
| 2160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2162 | ······</p> | 2162 | ······</p> |
| 2163 | <p>Copyright·©·1996-202 | 2163 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2164 | ····</footer> | 2164 | ····</footer> |
| 2165 | ··</div> | 2165 | ··</div> |
| 2166 | </main> | 2166 | </main> |
| 2167 | </div> | 2167 | </div> |
| 2168 | <script> | 2168 | <script> |
| 2169 | ··function·mermaidLoaded()·{ | 2169 | ··function·mermaidLoaded()·{ |
| 2170 | ····mermaid.initialize({ | 2170 | ····mermaid.initialize({ |
| Offset 1846, 22 lines modified | Offset 1846, 22 lines modified | ||
| 1846 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·lookup(Name,·Key)·->·Objects·|·{error,·Reason} | 1846 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·lookup(Name,·Key)·->·Objects·|·{error,·Reason} |
| 1847 | ················when·Name·::·<a·href="#t:tab_name/0">tab_name</a>(),·Key·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(),·Objects·::·[<a·href="#t:object/0">object</a>()],·Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1847 | ················when·Name·::·<a·href="#t:tab_name/0">tab_name</a>(),·Key·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(),·Objects·::·[<a·href="#t:object/0">object</a>()],·Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1848 | ······</div> | 1848 | ······</div> |
| 1849 | <p>Returns·a·list·of·all·objects·with·key·<code·class="inline">Key</code>·stored·in·table·<code·class="inline">Name</code>,·for | 1849 | <p>Returns·a·list·of·all·objects·with·key·<code·class="inline">Key</code>·stored·in·table·<code·class="inline">Name</code>,·for |
| 1850 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">open_file</span><span·class="p"·data-group-id="6 | 1850 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">open_file</span><span·class="p"·data-group-id="6255561728-1">(</span><span·class="ss">abc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6255561728-2">[</span><span·class="p"·data-group-id="6255561728-3">{</span><span·class="ss">type</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·196,·SHA:·757eca770061928aedcd49f24d409c980818c9308eed309d3a54709d2552d820·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1851 | </span><span·class="p"·data-group-id="6 | 1851 | </span><span·class="p"·data-group-id="6255561728-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">abc</span><span·class="p"·data-group-id="6255561728-4">}</span><span·class="gp·unselectable"> |
| 1852 | 3>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="6 | 1852 | 3>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="6255561728-5">(</span><span·class="ss">abc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6255561728-6">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·110,·SHA:·a8c6edcea4d8f9d8e95f924e1ccd07e834c81f41ac7621adb34e0b767f8bc151·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 1853 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 1853 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 1854 | 4>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="6 | 1854 | 4>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="6255561728-7">(</span><span·class="ss">abc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6255561728-8">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·110,·SHA:·81f8da48cd39f4bc276138da8c692a13548b96538ae5248e2fa4ed0d7926dfd4·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 1855 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 1855 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 1856 | 5>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id="6 | 1856 | 5>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id="6255561728-9">(</span><span·class="ss">abc</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="6255561728-9">)</span><span·class="p">.</span><span·class="w"> |
| 1857 | </span><span·class="p"·data-group-id="6 | 1857 | </span><span·class="p"·data-group-id="6255561728-10">[</span><span·class="p"·data-group-id="6255561728-11">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="6255561728-11">}</span><sp[·...·truncated·by·diffoscope;·len:·293,·SHA:·27da76b8c9691cb923c9ecaaee44ae79252f35d2f741eb2252ff6706ce83e546·...·]-10">]</span></code></pre><p>If·the·table·type·is·<code·class="inline">set</code>,·the·function·returns·either·the·empty·list·or·a·list |
| 1858 | with·one·object,·as·there·cannot·be·more·than·one·object·with·a·given·key.·If | 1858 | with·one·object,·as·there·cannot·be·more·than·one·object·with·a·given·key.·If |
| 1859 | the·table·type·is·<code·class="inline">bag</code>·or·<code·class="inline">duplicate_bag</code>,·the·function·returns·a·list·of | 1859 | the·table·type·is·<code·class="inline">bag</code>·or·<code·class="inline">duplicate_bag</code>,·the·function·returns·a·list·of |
| 1860 | arbitrary·length.</p><p>Notice·that·the·order·of·objects·returned·is·unspecified.·In·particular,·the | 1860 | arbitrary·length.</p><p>Notice·that·the·order·of·objects·returned·is·unspecified.·In·particular,·the |
| 1861 | order·in·which·objects·were·inserted·is·not·reflected.</p> | 1861 | order·in·which·objects·were·inserted·is·not·reflected.</p> |
| 1862 | ··</section> | 1862 | ··</section> |
| 1863 | </section> | 1863 | </section> |
| 1864 | <section·class="detail"·id="match/1"> | 1864 | <section·class="detail"·id="match/1"> |
| Offset 2666, 19 lines modified | Offset 2666, 19 lines modified | ||
| 2666 | by·<code·class="inline">qlc</code>:</p><ul><li>Simple·filters·are·translated·into·equivalent·match·specifications.</li><li>More·complicated·filters·must·be·applied·to·all·objects·returned·by | 2666 | by·<code·class="inline">qlc</code>:</p><ul><li>Simple·filters·are·translated·into·equivalent·match·specifications.</li><li>More·complicated·filters·must·be·applied·to·all·objects·returned·by |
| 2667 | <a·href="#select/3"><code·class="inline">select/3</code></a>·given·a·match·specification·that·matches·all | 2667 | <a·href="#select/3"><code·class="inline">select/3</code></a>·given·a·match·specification·that·matches·all |
| 2668 | objects.</li></ul></li><li><p><code·class="inline">{select,</code>·<a·href="#t:match_spec/0"><code·class="inline">match_spec/0</code></a>·<code·class="inline">}</code>·-·As·for·<code·class="inline">select</code>,·the·table·is·traversed·by | 2668 | objects.</li></ul></li><li><p><code·class="inline">{select,</code>·<a·href="#t:match_spec/0"><code·class="inline">match_spec/0</code></a>·<code·class="inline">}</code>·-·As·for·<code·class="inline">select</code>,·the·table·is·traversed·by |
| 2669 | calling·<a·href="#select/3"><code·class="inline">dets:select/3</code></a>·and·<a·href="#select/1"><code·class="inline">dets:select/1</code></a>.·The·difference·is·that·the·match | 2669 | calling·<a·href="#select/3"><code·class="inline">dets:select/3</code></a>·and·<a·href="#select/1"><code·class="inline">dets:select/1</code></a>.·The·difference·is·that·the·match |
| 2670 | specification·is·specified·explicitly.·This·is·how·to·state·match | 2670 | specification·is·specified·explicitly.·This·is·how·to·state·match |
| 2671 | specifications·that·cannot·easily·be·expressed·within·the·syntax·provided·by | 2671 | specifications·that·cannot·easily·be·expressed·within·the·syntax·provided·by |
| 2672 | <code·class="inline">qlc</code>.</p></li></ul><p>The·following·example·uses·an·explicit·match·specification·to·traverse·the | 2672 | <code·class="inline">qlc</code>.</p></li></ul><p>The·following·example·uses·an·explicit·match·specification·to·traverse·the |
| 2673 | table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">open_file</span><span·class="p"·data-group-id=" | 2673 | table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">open_file</span><span·class="p"·data-group-id="2210618740-1">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2210618740-2">[</span><span·class="p"·data-group-id="2210618740-2">]</span><span·class="p"·data-group-id="2210618740-1">)</span><span·class="p">,</span><span·class="w"> |
| 2674 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id=" | 2674 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="2210618740-3">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2210618740-4">[</span><span·class="p"·data-group-id="2210618740-5">{</span><span·class="mi">1</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·778,·SHA:·c96011560c88081154ed42bb0f87a99a1d5d6b391360b0adc2fc22047fe86e87·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 2675 | </span><span·class="n">MS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id=" | 2675 | </span><span·class="n">MS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="2210618740-9">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="2210618740-10">(</span><span·class="p"·data-group-id="2210618740-11">{</span><span·class="n">X</span><span·class="p">,</span><span·class="n">Y</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·994,·SHA:·11717320ba87fdfd2c740041e24a06b0f4c45c336d617c0e9c8c528b20378eeb·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 2676 | </span><span·class="n">QH1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">table</span><span·class="p"·data-group-id=" | 2676 | </span><span·class="n">QH1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">table</span><span·class="p"·data-group-id="2210618740-15">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2210618740-16">[</span><span·class="p"·data-group-id="2210618740-17">{</span><span·class="ss">traverse</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·2206,·SHA:·7ead9a451ac2a832dcc648cd1a1168a57426b3cf4ba8a27be7a3378512970e9a·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·latter·example·is·equivalent·to·the·former,·which·can·be·verified·using |
| 2677 | function·<a·href="qlc.html#info/1"><code·class="inline">qlc:info/1</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">qlc</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id=" | 2677 | function·<a·href="qlc.html#info/1"><code·class="inline">qlc:info/1</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">qlc</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id="2526765613-1">(</span><span·class="n">QH1</span><span·class="p"·data-group-id="2526765613-1">)</span><span·class="w">·</span><span·class="o">=:=</span><span·class="w">·</span><span·class="nc">qlc</span><span·class="p">:</span><span·class="nf">info</span><s[·...·truncated·by·diffoscope;·len:·118,·SHA:·aa57c6d69b1f1b9bbfddd30f507dc73e2d9a871b0603e7de2a4022688785b1c4·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 2678 | </span><span·class="ss">true</span></code></pre><p><a·href="qlc.html#info/1"><code·class="inline">qlc:info/1</code></a>·returns·information·about·a·query·handle.·In·this·case·identical | 2678 | </span><span·class="ss">true</span></code></pre><p><a·href="qlc.html#info/1"><code·class="inline">qlc:info/1</code></a>·returns·information·about·a·query·handle.·In·this·case·identical |
| 2679 | information·is·returned·for·the·two·query·handles.</p> | 2679 | information·is·returned·for·the·two·query·handles.</p> |
| 2680 | ··</section> | 2680 | ··</section> |
| 2681 | </section> | 2681 | </section> |
| 2682 | <section·class="detail"·id="to_ets/2"> | 2682 | <section·class="detail"·id="to_ets/2"> |
| 2683 | ··<div·class="detail-header"> | 2683 | ··<div·class="detail-header"> |
| Offset 2740, 15 lines modified | Offset 2740, 15 lines modified | ||
| 2740 | ······················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 2740 | ······················Reason·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 2741 | ······</div> | 2741 | ······</div> |
| 2742 | <p>Applies·<code·class="inline">Fun</code>·to·each·object·stored·in·table·<code·class="inline">Name</code>·in·some·unspecified·order. | 2742 | <p>Applies·<code·class="inline">Fun</code>·to·each·object·stored·in·table·<code·class="inline">Name</code>·in·some·unspecified·order. |
| 2743 | Different·actions·are·taken·depending·on·the·return·value·of·<code·class="inline">Fun</code>.·The | 2743 | Different·actions·are·taken·depending·on·the·return·value·of·<code·class="inline">Fun</code>.·The |
| 2744 | following·<code·class="inline">Fun</code>·return·values·are·allowed:</p><ul><li><p><strong><code·class="inline">continue</code></strong>·-·Continue·to·perform·the·traversal.·For·example,·the·following | 2744 | following·<code·class="inline">Fun</code>·return·values·are·allowed:</p><ul><li><p><strong><code·class="inline">continue</code></strong>·-·Continue·to·perform·the·traversal.·For·example,·the·following |
| 2745 | function·can·be·used·to·print·the·contents·of·a·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 2745 | function·can·be·used·to·print·the·contents·of·a·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="3330551768-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="3330551768-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><[·...·truncated·by·diffoscope;·len:·381,·SHA:·2adac39b8d6e18325811c3c2c98a9e0d805aee7a0a75b4eed547783d1383e7f1·...·]-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">continue</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span></code></pre></li><li><p><strong><code·class="inline">{continue,·Val}</code></strong>·-·Continue·the·traversal·and·accumulate·<code·class="inline">Val</code>.·The |
| 2746 | following·function·is·supplied·to·collect·all·objects·of·a·table·in·a·list:</p><pre><code·class="text">fun(X)·->·{continue,·X}·end.</code></pre></li><li><p><strong><code·class="inline">{done,·Value}</code></strong>·-·Terminate·the·traversal·and·return·<code·class="inline">[Value·|·Acc]</code>.</p></li></ul><p>Any·other·value·<code·class="inline">OtherValue</code>·returned·by·<code·class="inline">Fun</code>·terminates·the·traversal·and·is | 2746 | following·function·is·supplied·to·collect·all·objects·of·a·table·in·a·list:</p><pre><code·class="text">fun(X)·->·{continue,·X}·end.</code></pre></li><li><p><strong><code·class="inline">{done,·Value}</code></strong>·-·Terminate·the·traversal·and·return·<code·class="inline">[Value·|·Acc]</code>.</p></li></ul><p>Any·other·value·<code·class="inline">OtherValue</code>·returned·by·<code·class="inline">Fun</code>·terminates·the·traversal·and·is |
| 2747 | returned·immediately.</p> | 2747 | returned·immediately.</p> |
| 2748 | ··</section> | 2748 | ··</section> |
| 2749 | </section> | 2749 | </section> |
| 2750 | <section·class="detail"·id="update_counter/3"> | 2750 | <section·class="detail"·id="update_counter/3"> |
| 2751 | ··<div·class="detail-header"> | 2751 | ··<div·class="detail-header"> |
| Offset 2809, 15 lines modified | Offset 2809, 15 lines modified | ||
| 2809 | ······<p·class="built-using"> | 2809 | ······<p·class="built-using"> |
| 2810 | ········Built·using | 2810 | ········Built·using |
| 2811 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2811 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2812 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2812 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2813 | ······</p> | 2813 | ······</p> |
| 2814 | <p>Copyright·©·1996-202 | 2814 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2815 | ····</footer> | 2815 | ····</footer> |
| 2816 | ··</div> | 2816 | ··</div> |
| 2817 | </main> | 2817 | </main> |
| 2818 | </div> | 2818 | </div> |
| 2819 | <script> | 2819 | <script> |
| 2820 | ··function·mermaidLoaded()·{ | 2820 | ··function·mermaidLoaded()·{ |
| 2821 | ····mermaid.initialize({ | 2821 | ····mermaid.initialize({ |
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| 134 | do·not·compare·equal·(<code·class="inline">==</code>).</p><h2·id="module-notes"·class="section-heading"> | 134 | do·not·compare·equal·(<code·class="inline">==</code>).</p><h2·id="module-notes"·class="section-heading"> |
| 135 | ··<a·href="#module-notes"·class="hover-link"> | 135 | ··<a·href="#module-notes"·class="hover-link"> |
| 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 137 | ··</a> | 137 | ··</a> |
| 138 | ··<span·class="text">Notes</span> | 138 | ··<span·class="text">Notes</span> |
| 139 | </h2> | 139 | </h2> |
| 140 | <p><a·href=""·id="notes"></a></p><p>Functions·<code·class="inline">append</code>·and·<code·class="inline">append_list</code>·are·included·so·that·keyed·values·can·be | 140 | <p><a·href=""·id="notes"></a></p><p>Functions·<code·class="inline">append</code>·and·<code·class="inline">append_list</code>·are·included·so·that·keyed·values·can·be |
| 141 | stored·in·a·list·<em>accumulator</em>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">D0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 141 | stored·in·a·list·<em>accumulator</em>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">D0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="5101852740-1">(</span><span·class="p"·data-group-id="5101852740-1">)</span><span·class="p">,</span><span·class="w"> |
| 142 | ··</span><span·class="n">D1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">store</span><span·class="p"·data-group-id=" | 142 | ··</span><span·class="n">D1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">store</span><span·class="p"·data-group-id="5101852740-2">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5101852740-3">[</span><span·class="p"·data-group-id="5101852740-3">]</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·63,·SHA:·36a3b789b3cb1d24cc32ed38c38ecae7d0b311c03431d71f902a41d5f859f714·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 143 | ··</span><span·class="n">D2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 143 | ··</span><span·class="n">D2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="5101852740-4">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D1</span><span·class="p"·data-group-id="5101852740-4">)</span><span·class="p">,</span><span·class="w"> |
| 144 | ··</span><span·class="n">D3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 144 | ··</span><span·class="n">D3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="5101852740-5">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D2</span><span·class="p"·data-group-id="5101852740-5">)</span><span·class="p">,</span><span·class="w"> |
| 145 | ··</span><span·class="n">D4</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 145 | ··</span><span·class="n">D4</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="5101852740-6">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D3</span><span·class="p"·data-group-id="5101852740-6">)</span><span·class="p">,</span><span·class="w"> |
| 146 | ··</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id=" | 146 | ··</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id="5101852740-7">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D4</span><span·class="p"·data-group-id="5101852740-7">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="p"·data-group-id=" | 147 | </span><span·class="p"·data-group-id="5101852740-8">[</span><span·class="ss">f1</span><span·class="p">,</span><span·class="ss">f2</span><span·class="p">,</span><span·class="ss">f3</span><span·class="p"·data-group-id="5101852740-8">]</span></code></pre><p>This·saves·the·trouble·of·first·fetching·a·keyed·value,·appending·a·new·value·to |
| 148 | the·list·of·stored·values,·and·storing·the·result.</p><p>Function·<code·class="inline">fetch</code>·is·to·be·used·if·the·key·is·known·to·be·in·the·dictionary, | 148 | the·list·of·stored·values,·and·storing·the·result.</p><p>Function·<code·class="inline">fetch</code>·is·to·be·used·if·the·key·is·known·to·be·in·the·dictionary, |
| 149 | otherwise·function·<code·class="inline">find</code>.</p><h2·id="module-see-also"·class="section-heading"> | 149 | otherwise·function·<code·class="inline">find</code>.</p><h2·id="module-see-also"·class="section-heading"> |
| 150 | ··<a·href="#module-see-also"·class="hover-link"> | 150 | ··<a·href="#module-see-also"·class="hover-link"> |
| 151 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 151 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 152 | ··</a> | 152 | ··</a> |
| 153 | ··<span·class="text">See·Also</span> | 153 | ··<span·class="text">See·Also</span> |
| 154 | </h2> | 154 | </h2> |
| Offset 871, 18 lines modified | Offset 871, 18 lines modified | ||
| 871 | ······</div> | 871 | ······</div> |
| 872 | <p>Merges·two·dictionaries,·<code·class="inline">Dict1</code>·and·<code·class="inline">Dict2</code>,·to·create·a·new·dictionary.·All | 872 | <p>Merges·two·dictionaries,·<code·class="inline">Dict1</code>·and·<code·class="inline">Dict2</code>,·to·create·a·new·dictionary.·All |
| 873 | the·<code·class="inline">Key</code>-<code·class="inline">Value</code>·pairs·from·both·dictionaries·are·included·in·the·new | 873 | the·<code·class="inline">Key</code>-<code·class="inline">Value</code>·pairs·from·both·dictionaries·are·included·in·the·new |
| 874 | dictionary.·If·a·key·occurs·in·both·dictionaries,·<code·class="inline">Fun</code>·is·called·with·the·key | 874 | dictionary.·If·a·key·occurs·in·both·dictionaries,·<code·class="inline">Fun</code>·is·called·with·the·key |
| 875 | and·both·values·to·return·a·new·value.·<code·class="inline">merge</code>·can·be·defined·as·follows,·but·is | 875 | and·both·values·to·return·a·new·value.·<code·class="inline">merge</code>·can·be·defined·as·follows,·but·is |
| 876 | faster:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">merge</span><span·class="p"·data-group-id=" | 876 | faster:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">merge</span><span·class="p"·data-group-id="6040067003-1">(</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D2</span><span·class="p"·data-group-id="6040067003-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 877 | ····</span><span·class="nf">fold</span><span·class="p"·data-group-id=" | 877 | ····</span><span·class="nf">fold</span><span·class="p"·data-group-id="6040067003-2">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="6040067003-3">(</span><span·class="n">K</span><span·class="p">,</span><span·class="w">·</span><span·class="n">V1</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·79,·SHA:·a85f5b51757af6d3be6ac2a38a809cdde55c0903131803ed568887a659baac42·...·]3-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 878 | ·················</span><span·class="nf">update</span><span·class="p"·data-group-id=" | 878 | ·················</span><span·class="nf">update</span><span·class="p"·data-group-id="6040067003-4">(</span><span·class="n">K</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="6040067003-5">(</span><span·class="n">V2</span><span·class="p"·data-group-id="60[·...·truncated·by·diffoscope;·len:·633,·SHA:·14c0df36d10477b5a89bfb25ce7e88fad39057ebac77d79f7111b26532e6d422·...·]3-4">)</span><span·class="w"> |
| 879 | ·········</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D1</span><span·class="p"·data-group-id=" | 879 | ·········</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D1</span><span·class="p"·data-group-id="6040067003-2">)</span><span·class="p">.</span></code></pre> |
| 880 | ··</section> | 880 | ··</section> |
| 881 | </section> | 881 | </section> |
| 882 | <section·class="detail"·id="new/0"> | 882 | <section·class="detail"·id="new/0"> |
| 883 | ··<div·class="detail-header"> | 883 | ··<div·class="detail-header"> |
| 884 | ····<a·href="#new/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 884 | ····<a·href="#new/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 885 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 885 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1073, 16 lines modified | Offset 1073, 16 lines modified | ||
| 1073 | ····················Fun·::·fun((Value1·::·Value)·->·Value2·::·Value), | 1073 | ····················Fun·::·fun((Value1·::·Value)·->·Value2·::·Value), |
| 1074 | ····················Initial·::·Value.</pre> | 1074 | ····················Initial·::·Value.</pre> |
| 1075 | ······</div> | 1075 | ······</div> |
| 1076 | <p>Updates·a·value·in·a·dictionary·by·calling·<code·class="inline">Fun</code>·on·the·value·to·get·a·new | 1076 | <p>Updates·a·value·in·a·dictionary·by·calling·<code·class="inline">Fun</code>·on·the·value·to·get·a·new |
| 1077 | value.·If·<code·class="inline">Key</code>·is·not·present·in·the·dictionary,·<code·class="inline">Initial</code>·is·stored·as·the | 1077 | value.·If·<code·class="inline">Key</code>·is·not·present·in·the·dictionary,·<code·class="inline">Initial</code>·is·stored·as·the |
| 1078 | first·value.·For·example,·<a·href="#append/3"><code·class="inline">append/3</code></a>·can·be·defined·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append</span><span·class="p"·data-group-id=" | 1078 | first·value.·For·example,·<a·href="#append/3"><code·class="inline">append/3</code></a>·can·be·defined·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append</span><span·class="p"·data-group-id="1049508740-1">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Val</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D</span><span·class="p"·data-group-id="1049508740-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1079 | ····</span><span·class="nf">update</span><span·class="p"·data-group-id=" | 1079 | ····</span><span·class="nf">update</span><span·class="p"·data-group-id="1049508740-2">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="1049508740-3">(</span><span·class="n">Old</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·673,·SHA:·41e844b4bf843f28636fe3684576249cc5d128d1f2898044f5a7684432076dc8·...·]-2">)</span><span·class="p">.</span></code></pre> |
| 1080 | ··</section> | 1080 | ··</section> |
| 1081 | </section> | 1081 | </section> |
| 1082 | <section·class="detail"·id="update_counter/3"> | 1082 | <section·class="detail"·id="update_counter/3"> |
| 1083 | ··<div·class="detail-header"> | 1083 | ··<div·class="detail-header"> |
| 1084 | ····<a·href="#update_counter/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1084 | ····<a·href="#update_counter/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1085 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1085 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1103, 16 lines modified | Offset 1103, 16 lines modified | ||
| 1103 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·update_counter(Key,·Increment,·Dict1)·->·Dict2 | 1103 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·update_counter(Key,·Increment,·Dict1)·->·Dict2 |
| 1104 | ························when·Dict1·::·<a·href="#t:dict/2">dict</a>(Key,·Value),·Dict2·::·<a·href="#t:dict/2">dict</a>(Key,·Value),·Increment·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:number/0">number</a>().</pre> | 1104 | ························when·Dict1·::·<a·href="#t:dict/2">dict</a>(Key,·Value),·Dict2·::·<a·href="#t:dict/2">dict</a>(Key,·Value),·Increment·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:number/0">number</a>().</pre> |
| 1105 | ······</div> | 1105 | ······</div> |
| 1106 | <p>Adds·<code·class="inline">Increment</code>·to·the·value·associated·with·<code·class="inline">Key</code>·and·stores·this·value.·If | 1106 | <p>Adds·<code·class="inline">Increment</code>·to·the·value·associated·with·<code·class="inline">Key</code>·and·stores·this·value.·If |
| 1107 | <code·class="inline">Key</code>·is·not·present·in·the·dictionary,·<code·class="inline">Increment</code>·is·stored·as·the·first | 1107 | <code·class="inline">Key</code>·is·not·present·in·the·dictionary,·<code·class="inline">Increment</code>·is·stored·as·the·first |
| 1108 | value.</p><p>This·can·be·defined·as·follows,·but·is·faster:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">update_counter</span><span·class="p"·data-group-id="6 | 1108 | value.</p><p>This·can·be·defined·as·follows,·but·is·faster:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">update_counter</span><span·class="p"·data-group-id="5460717999-1">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Incr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D</span><span·class="p"·data-group-id="5460717999-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1109 | ····</span><span·class="nf">update</span><span·class="p"·data-group-id="6 | 1109 | ····</span><span·class="nf">update</span><span·class="p"·data-group-id="5460717999-2">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="5460717999-3">(</span><span·class="n">Old</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·462,·SHA:·60e665f5f0c7f26fc403a554cc9b21799d24863262adaafbab8a03f6d4230a7d·...·]-2">)</span><span·class="p">.</span></code></pre> |
| 1110 | ··</section> | 1110 | ··</section> |
| 1111 | </section> | 1111 | </section> |
| 1112 | ····</div> | 1112 | ····</div> |
| 1113 | ··</section> | 1113 | ··</section> |
| 1114 | ····<footer·class="footer"> | 1114 | ····<footer·class="footer"> |
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| 1133 | ······<p·class="built-using"> | 1133 | ······<p·class="built-using"> |
| 1134 | ········Built·using | 1134 | ········Built·using |
| 1135 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1135 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1136 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1136 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1137 | ······</p> | 1137 | ······</p> |
| 1138 | <p>Copyright·©·1996-202 | 1138 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1139 | ····</footer> | 1139 | ····</footer> |
| 1140 | ··</div> | 1140 | ··</div> |
| 1141 | </main> | 1141 | </main> |
| 1142 | </div> | 1142 | </div> |
| 1143 | <script> | 1143 | <script> |
| 1144 | ··function·mermaidLoaded()·{ | 1144 | ··function·mermaidLoaded()·{ |
| 1145 | ····mermaid.initialize({ | 1145 | ····mermaid.initialize({ |
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| 1758 | ······<p·class="built-using"> | 1758 | ······<p·class="built-using"> |
| 1759 | ········Built·using | 1759 | ········Built·using |
| 1760 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1760 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1761 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1761 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1762 | ······</p> | 1762 | ······</p> |
| 1763 | <p>Copyright·©·1996-202 | 1763 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1764 | ····</footer> | 1764 | ····</footer> |
| 1765 | ··</div> | 1765 | ··</div> |
| 1766 | </main> | 1766 | </main> |
| 1767 | </div> | 1767 | </div> |
| 1768 | <script> | 1768 | <script> |
| 1769 | ··function·mermaidLoaded()·{ | 1769 | ··function·mermaidLoaded()·{ |
| 1770 | ····mermaid.initialize({ | 1770 | ····mermaid.initialize({ |
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| 1004 | ······<p·class="built-using"> | 1004 | ······<p·class="built-using"> |
| 1005 | ········Built·using | 1005 | ········Built·using |
| 1006 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1006 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1007 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1007 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1008 | ······</p> | 1008 | ······</p> |
| 1009 | <p>Copyright·©·1996-202 | 1009 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1010 | ····</footer> | 1010 | ····</footer> |
| 1011 | ··</div> | 1011 | ··</div> |
| 1012 | </main> | 1012 | </main> |
| 1013 | </div> | 1013 | </div> |
| 1014 | <script> | 1014 | <script> |
| 1015 | ··function·mermaidLoaded()·{ | 1015 | ··function·mermaidLoaded()·{ |
| 1016 | ····mermaid.initialize({ | 1016 | ····mermaid.initialize({ |
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| 336 | ······<p·class="built-using"> | 336 | ······<p·class="built-using"> |
| 337 | ········Built·using | 337 | ········Built·using |
| 338 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 338 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 339 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 339 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 340 | ······</p> | 340 | ······</p> |
| 341 | <p>Copyright·©·1996-202 | 341 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 342 | ····</footer> | 342 | ····</footer> |
| 343 | ··</div> | 343 | ··</div> |
| 344 | </main> | 344 | </main> |
| 345 | </div> | 345 | </div> |
| 346 | <script> | 346 | <script> |
| 347 | ··function·mermaidLoaded()·{ | 347 | ··function·mermaidLoaded()·{ |
| 348 | ····mermaid.initialize({ | 348 | ····mermaid.initialize({ |
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| 328 | ······<p·class="built-using"> | 328 | ······<p·class="built-using"> |
| 329 | ········Built·using | 329 | ········Built·using |
| 330 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 330 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 331 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 331 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 332 | ······</p> | 332 | ······</p> |
| 333 | <p>Copyright·©·1996-202 | 333 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 334 | ····</footer> | 334 | ····</footer> |
| 335 | ··</div> | 335 | ··</div> |
| 336 | </main> | 336 | </main> |
| 337 | </div> | 337 | </div> |
| 338 | <script> | 338 | <script> |
| 339 | ··function·mermaidLoaded()·{ | 339 | ··function·mermaidLoaded()·{ |
| 340 | ····mermaid.initialize({ | 340 | ····mermaid.initialize({ |
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| 136 | <code·class="inline">Latin-1</code>·and·<code·class="inline">UTF-8</code>,·where·the·case·of·the·characters·can·be·chosen·freely.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·coding:·utf-8</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·For·this·file·we·have·chosen·encoding·=·Latin-1</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·-*-·coding:·latin-1·-*-</span></code></pre><h2·id="module-error-information"·class="section-heading"> | 136 | <code·class="inline">Latin-1</code>·and·<code·class="inline">UTF-8</code>,·where·the·case·of·the·characters·can·be·chosen·freely.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·coding:·utf-8</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·For·this·file·we·have·chosen·encoding·=·Latin-1</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·-*-·coding:·latin-1·-*-</span></code></pre><h2·id="module-error-information"·class="section-heading"> |
| 137 | ··<a·href="#module-error-information"·class="hover-link"> | 137 | ··<a·href="#module-error-information"·class="hover-link"> |
| 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 139 | ··</a> | 139 | ··</a> |
| 140 | ··<span·class="text">Error·Information</span> | 140 | ··<span·class="text">Error·Information</span> |
| 141 | </h2> | 141 | </h2> |
| 142 | <p><code·class="inline">ErrorInfo</code>·is·the·standard·<code·class="inline">ErrorInfo</code>·structure·that·is·returned·from·all·I/O | 142 | <p><code·class="inline">ErrorInfo</code>·is·the·standard·<code·class="inline">ErrorInfo</code>·structure·that·is·returned·from·all·I/O |
| 143 | modules.·The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 143 | modules.·The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9705575789-1">{</span><span·class="n">ErrorLine</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ErrorDescriptor</span><span·class="p"·data-group-id="97055757[·...·truncated·by·diffoscope;·len:·368,·SHA:·bf308031425ff9afab46d87025d7dbac3e6eef95dd9d0070cabe7b90debe1600·...·]2-1">)</span></code></pre><h2·id="module-see-also"·class="section-heading"> |
| 144 | ··<a·href="#module-see-also"·class="hover-link"> | 144 | ··<a·href="#module-see-also"·class="hover-link"> |
| 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 146 | ··</a> | 146 | ··</a> |
| 147 | ··<span·class="text">See·Also</span> | 147 | ··<span·class="text">See·Also</span> |
| 148 | </h2> | 148 | </h2> |
| 149 | <p><a·href="erl_parse.html"><code·class="inline">erl_parse</code></a></p> | 149 | <p><a·href="erl_parse.html"><code·class="inline">erl_parse</code></a></p> |
| 150 | ····</section> | 150 | ····</section> |
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| 1185 | ······<p·class="built-using"> | 1185 | ······<p·class="built-using"> |
| 1186 | ········Built·using | 1186 | ········Built·using |
| 1187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1189 | ······</p> | 1189 | ······</p> |
| 1190 | <p>Copyright·©·1996-202 | 1190 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1191 | ····</footer> | 1191 | ····</footer> |
| 1192 | ··</div> | 1192 | ··</div> |
| 1193 | </main> | 1193 | </main> |
| 1194 | </div> | 1194 | </div> |
| 1195 | <script> | 1195 | <script> |
| 1196 | ··function·mermaidLoaded()·{ | 1196 | ··function·mermaidLoaded()·{ |
| 1197 | ····mermaid.initialize({ | 1197 | ····mermaid.initialize({ |
| Offset 1211, 15 lines modified | Offset 1211, 15 lines modified | ||
| 1211 | ······<p·class="built-using"> | 1211 | ······<p·class="built-using"> |
| 1212 | ········Built·using | 1212 | ········Built·using |
| 1213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1215 | ······</p> | 1215 | ······</p> |
| 1216 | <p>Copyright·©·1996-202 | 1216 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1217 | ····</footer> | 1217 | ····</footer> |
| 1218 | ··</div> | 1218 | ··</div> |
| 1219 | </main> | 1219 | </main> |
| 1220 | </div> | 1220 | </div> |
| 1221 | <script> | 1221 | <script> |
| 1222 | ··function·mermaidLoaded()·{ | 1222 | ··function·mermaidLoaded()·{ |
| 1223 | ····mermaid.initialize({ | 1223 | ····mermaid.initialize({ |
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| 309 | ······<div·class="specs"> | 309 | ······<div·class="specs"> |
| 310 | ··········<pre·translate="no"><span·class="attribute">-type</span>·format_fun()·::·fun((<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(),·<a·href="#t:column/0">column</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:iolist/0">iolist</a>()).</pre> | 310 | ··········<pre·translate="no"><span·class="attribute">-type</span>·format_fun()·::·fun((<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(),·<a·href="#t:column/0">column</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:iolist/0">iolist</a>()).</pre> |
| 311 | ······</div> | 311 | ······</div> |
| 312 | <p>A·fun·used·to·format·function·arguments·for·BIF·and·function·calls.·By·default | 312 | <p>A·fun·used·to·format·function·arguments·for·BIF·and·function·calls.·By·default |
| 313 | the·following·fun·will·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 313 | the·following·fun·will·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="6364631507-1">(</span><span·class="n">Term</span><span·class="p">,</span><span·class="w">·</span><span·class="n">I</span><span·class="p"·data-group-id="6364631507-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·418,·SHA:·4afbe4dc0ea7c0bdda8c837e2908c214a415e62af3f0354abce3a35d9c63968d·...·]-2">)</span><span·class="w">·</span><span·class="k">end</span></code></pre> |
| 314 | ··</section> | 314 | ··</section> |
| 315 | </section> | 315 | </section> |
| 316 | <section·class="detail"·id="t:format_options/0"> | 316 | <section·class="detail"·id="t:format_options/0"> |
| 317 | ··<div·class="detail-header"> | 317 | ··<div·class="detail-header"> |
| 318 | ····<a·href="#t:format_options/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> | 318 | ····<a·href="#t:format_options/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> |
| 319 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 319 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 424, 31 lines modified | Offset 424, 31 lines modified | ||
| 424 | <p>This·callback·is·called·when·<a·href="#format_exception/4"><code·class="inline">format_exception/4</code></a>·or·similar·functionality·wants | 424 | <p>This·callback·is·called·when·<a·href="#format_exception/4"><code·class="inline">format_exception/4</code></a>·or·similar·functionality·wants |
| 425 | to·provide·extra·information·about·an·error.·The·<code·class="inline">Module</code>:<code·class="inline">Function</code>·called·is | 425 | to·provide·extra·information·about·an·error.·The·<code·class="inline">Module</code>:<code·class="inline">Function</code>·called·is |
| 426 | the·one·specificed·by·the·<code·class="inline">error_info</code>·map.</p><p>The·function·should·return·a·map·with·additional·information·about·what·have | 426 | the·one·specificed·by·the·<code·class="inline">error_info</code>·map.</p><p>The·function·should·return·a·map·with·additional·information·about·what·have |
| 427 | caused·the·exception.·The·possible·keys·of·the·map·are:</p><ul><li><p><strong><code·class="inline">ArgumentPosition·=·pos_integer()</code></strong>·-·The·position·of·the·argument·that | 427 | caused·the·exception.·The·possible·keys·of·the·map·are:</p><ul><li><p><strong><code·class="inline">ArgumentPosition·=·pos_integer()</code></strong>·-·The·position·of·the·argument·that |
| 428 | caused·the·error·starting·at·1.</p></li><li><p><strong><code·class="inline">general</code></strong>·-·An·error·that·is·not·associated·with·any·argument·caused·the | 428 | caused·the·error·starting·at·1.</p></li><li><p><strong><code·class="inline">general</code></strong>·-·An·error·that·is·not·associated·with·any·argument·caused·the |
| 429 | error.</p></li><li><p><strong><code·class="inline">reason</code></strong>·-·If·the·<code·class="inline">Reason</code>·should·be·printed·differently·than·the·default | 429 | error.</p></li><li><p><strong><code·class="inline">reason</code></strong>·-·If·the·<code·class="inline">Reason</code>·should·be·printed·differently·than·the·default |
| 430 | way.</p></li></ul><p>If·the·text·returned·includes·new-lines,·<a·href="#format_exception/4"><code·class="inline">format_exception/4</code></a>·will·indent·the | 430 | way.</p></li></ul><p>If·the·text·returned·includes·new-lines,·<a·href="#format_exception/4"><code·class="inline">format_exception/4</code></a>·will·indent·the |
| 431 | text·correctly.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2 | 431 | text·correctly.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2792224093-1">(</span><span·class="ss">my_error_module</span><span·class="p"·data-group-id="2792224093-1">)</span><span·class="p">.</span><span·class="w"> |
| 432 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2 | 432 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2792224093-2">(</span><span·class="p"·data-group-id="2792224093-3">[</span><span·class="ss">atom_to_string</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">format_error</span><span·class[·...·truncated·by·diffoscope;·len:·132,·SHA:·5c50e10cff6346e8bdb2ae29380f6c2c9ae16f9df5dd7995a9dcc5b3c382cf2c·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 433 | </span><span·class="nf">atom_to_string</span><span·class="p"·data-group-id="2 | 433 | </span><span·class="nf">atom_to_string</span><span·class="p"·data-group-id="2792224093-4">(</span><span·class="n">Arg</span><span·class="p"·data-group-id="2792224093-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_atom</span><span·class="p"·data-group-id="2792224093-5">(</sp[·...·truncated·by·diffoscope;·len:·70,·SHA:·065b2bfba23ea954a95516f8a7fbb302a57b0d41d5fc9991e9413c4f3e9e3b88·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 434 | ··</span><span·class="nf">atom_to_list</span><span·class="p"·data-group-id="2 | 434 | ··</span><span·class="nf">atom_to_list</span><span·class="p"·data-group-id="2792224093-6">(</span><span·class="n">Arg</span><span·class="p"·data-group-id="2792224093-6">)</span><span·class="p">;</span><span·class="w"> |
| 435 | </span><span·class="nf">atom_to_string</span><span·class="p"·data-group-id="2 | 435 | </span><span·class="nf">atom_to_string</span><span·class="p"·data-group-id="2792224093-7">(</span><span·class="n">Arg</span><span·class="p"·data-group-id="2792224093-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 436 | ··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="2 | 436 | ··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="2792224093-8">(</span><span·class="ss">badarg</span><span·class="p">,</span><span·class="p"·data-group-id="2792224093-9">[</span><span·class="n">Arg</span><span·class="p"·data-group-id="2792224093-9">]</span><span·class="p">,</span><span·class="w"> |
| 437 | ···············</span><span·class="p"·data-group-id="2 | 437 | ···············</span><span·class="p"·data-group-id="2792224093-10">[</span><span·class="p"·data-group-id="2792224093-11">{</span><span·class="ss">error_info</span><span·class="p">,</span><span·class="p"·data-group-id="2792224093-12">#{</span><span·class="w">·</span><span·class="ss">module</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w"> |
| 438 | ·······························</span><span·class="ss">cause</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="2 | 438 | ·······························</span><span·class="ss">cause</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="2792224093-13">#{</span><span·class="w">·</span><span·class="mi">1</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"should·be·an·atom"</span><span·class="w">·</span><span·class="p"·data-group-id="2[·...·truncated·by·diffoscope;·len:·225,·SHA:·0497ee22e8737d982dfa4882b7f3d8d7690d7e2f62a0eff733a31cbfc5774a32·...·]-8">)</span><span·class="p">.</span><span·class="w"> |
| 439 | </span><span·class="nf">format_error</span><span·class="p"·data-group-id="2 | 439 | </span><span·class="nf">format_error</span><span·class="p"·data-group-id="2792224093-14">(</span><span·class="n">Reason</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2792224093-15">[</span><span·class="p"·data-group-id="2792224093-16">{</span><span·class="p">_</span><span·class="n">M</span><[·...·truncated·by·diffoscope;·len:·392,·SHA:·6ce4eeb0f4b084e55e5ddb09c7c8178d1534c0f19b2cbf01441434f9c766f916·...·]-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 440 | ··</span><span·class="n">ErrorInfo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="2 | 440 | ··</span><span·class="n">ErrorInfo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="2792224093-17">(</span><span·class="ss">error_info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2792224093-18">#{</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·73,·SHA:·e530bb6d4ccf2cdcd7b34f3347cdd493be8df7387760c67ccf75afa0f164f1bf·...·]-17">)</span><span·class="p">,</span><span·class="w"> |
| 441 | ··</span><span·class="n">ErrorMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id="2 | 441 | ··</span><span·class="n">ErrorMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id="2792224093-19">(</span><span·class="ss">cause</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ErrorInfo</span><span·class="p"·data-group-id="2792224093-19">)</span><span·class="p">,</span><span·class="w"> |
| 442 | ··</span><span·class="n">ErrorMap</span><span·class="p"·data-group-id="2 | 442 | ··</span><span·class="n">ErrorMap</span><span·class="p"·data-group-id="2792224093-20">#{</span><span·class="w">·</span><span·class="ss">general</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"optional·general·information"</span><span·class="p">,</span><span·class="w"> |
| 443 | ·············</span><span·class="ss">reason</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2 | 443 | ·············</span><span·class="ss">reason</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2792224093-21">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">:·</span><span·class="si">~p</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="2792224093-22">[</span><span·class="o">?</sp[·...·truncated·by·diffoscope;·len:·581,·SHA:·d44d7e272a8654c8cb3972b1d97631dd466f0cb0a955a320c336aa5819f7402f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 444 | </span><span·class="p"·data-group-id=" | 444 | </span><span·class="p"·data-group-id="2419874211-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">my_error_module</span><span·class="p"·data-group-id="2419874211-2">}</span><span·class="gp·unselectable"> |
| 445 | 2>·</span><span·class="nc">my_error_module</span><span·class="p">:</span><span·class="nf">atom_to_string</span><span·class="p"·data-group-id=" | 445 | 2>·</span><span·class="nc">my_error_module</span><span·class="p">:</span><span·class="nf">atom_to_string</span><span·class="p"·data-group-id="2419874211-3">(</span><span·class="mi">1</span><span·class="p"·data-group-id="2419874211-3">)</span><span·class="p">.</span><span·class="w"> |
| 446 | </span><span·class="gt">**·exception·error:·my_error_module:·badarg | 446 | </span><span·class="gt">**·exception·error:·my_error_module:·badarg |
| 447 | ·····in·function··my_error_module:atom_to_string/1 | 447 | ·····in·function··my_error_module:atom_to_string/1 |
| 448 | ········called·as·my_error_module:atom_to_string(1) | 448 | ········called·as·my_error_module:atom_to_string(1) |
| 449 | ········***·argument·1:·should·be·an·atom | 449 | ········***·argument·1:·should·be·an·atom |
| 450 | ········***·optional·general·information</span></code></pre> | 450 | ········***·optional·general·information</span></code></pre> |
| 451 | ··</section> | 451 | ··</section> |
| 452 | </section> | 452 | </section> |
| Offset 524, 26 lines modified | Offset 524, 26 lines modified | ||
| 524 | ······························StackTrace·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:stacktrace/0">erlang:stacktrace</a>(), | 524 | ······························StackTrace·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:stacktrace/0">erlang:stacktrace</a>(), |
| 525 | ······························Options·::·<a·href="#t:format_options/0">format_options</a>().</pre> | 525 | ······························Options·::·<a·href="#t:format_options/0">format_options</a>().</pre> |
| 526 | ······</div> | 526 | ······</div> |
| 527 | <p>Format·the·error·reason·and·stack·back-trace·caught·using·<code·class="inline">try</code>·...·<code·class="inline">catch</code>·in | 527 | <p>Format·the·error·reason·and·stack·back-trace·caught·using·<code·class="inline">try</code>·...·<code·class="inline">catch</code>·in |
| 528 | the·same·style·as·the·shell·formats·them.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">try</span><span·class="w"> | 528 | the·same·style·as·the·shell·formats·them.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">try</span><span·class="w"> |
| 529 | ····</span><span·class="nf">do_something</span><span·class="p"·data-group-id=" | 529 | ····</span><span·class="nf">do_something</span><span·class="p"·data-group-id="5733003569-1">(</span><span·class="p"·data-group-id="5733003569-1">)</span><span·class="w"> |
| 530 | </span><span·class="k">catch</span><span·class="w"> | 530 | </span><span·class="k">catch</span><span·class="w"> |
| 531 | ····</span><span·class="n">C</span><span·class="p">:</span><span·class="n">R</span><span·class="p">:</span><span·class="n">Stk</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 531 | ····</span><span·class="n">C</span><span·class="p">:</span><span·class="n">R</span><span·class="p">:</span><span·class="n">Stk</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 532 | ········</span><span·class="n">Message</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_error</span><span·class="p">:</span><span·class="nf">format_exception</span><span·class="p"·data-group-id=" | 532 | ········</span><span·class="n">Message</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_error</span><span·class="p">:</span><span·class="nf">format_exception</span><span·class="p"·data-group-id="5733003569-2">(</span><span·class="n">C</span><span·class="p">,</span><span·class="w">·</span><span·class="n">R</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Stk</span><span·class="p"·data-group-id="5733003569-2">)</span><span·class="p">,</span><span·class="w"> |
| 533 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 533 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="5733003569-3">(</span><span·class="n">LogFile</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"~ts\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5733003569-4">[</span><span·class="n"[·...·truncated·by·diffoscope;·len:·108,·SHA:·e21b39cfd717441194a42523f0d012618fc1ca38df421f7b5e15a2a53887591b·...·]9-3">)</span><span·class="w"> |
| 534 | </span><span·class="k">end</span></code></pre><p>If·<code·class="inline">error_info</code>·is·provided·with·the·exception,·<code·class="inline">format_exception</code>·will·use·that | 534 | </span><span·class="k">end</span></code></pre><p>If·<code·class="inline">error_info</code>·is·provided·with·the·exception,·<code·class="inline">format_exception</code>·will·use·that |
| 535 | information·to·provide·additional·information·about·the·exception.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">try</span><span·class="w"> | 535 | information·to·provide·additional·information·about·the·exception.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">try</span><span·class="w"> |
| 536 | ··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">raise</span><span·class="p"·data-group-id=" | 536 | ··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">raise</span><span·class="p"·data-group-id="0495951601-1">(</span><span·class="ss">badarg</span><span·class="p">,</span><span·class="p"·data-group-id="0495951601-2">[</span><span·class="p"·data-group-id="0495951601-2">]</span><span·class="p">,</span><span·class="p"·data-group-id="0495951601-3">[</sp[·...·truncated·by·diffoscope;·len:·368,·SHA:·a16e456bb21798859d4f263a048d925113cef2e018886895ee34f5c242370c27·...·]-1">)</span><span·class="w"> |
| 537 | </span><span·class="k">catch</span><span·class="w"> | 537 | </span><span·class="k">catch</span><span·class="w"> |
| 538 | ····</span><span·class="n">C</span><span·class="p">:</span><span·class="n">R</span><span·class="p">:</span><span·class="n">Stk</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 538 | ····</span><span·class="n">C</span><span·class="p">:</span><span·class="n">R</span><span·class="p">:</span><span·class="n">Stk</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 539 | ········</span><span·class="n">Message</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_error</span><span·class="p">:</span><span·class="nf">format_exception</span><span·class="p"·data-group-id=" | 539 | ········</span><span·class="n">Message</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_error</span><span·class="p">:</span><span·class="nf">format_exception</span><span·class="p"·data-group-id="0495951601-6">(</span><span·class="n">C</span><span·class="p">,</span><span·class="w">·</span><span·class="n">R</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Stk</span><span·class="p"·data-group-id="0495951601-6">)</span><span·class="p">,</span><span·class="w"> |
| 540 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 540 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0495951601-7">(</span><span·class="n">LogFile</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"~ts\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0495951601-8">[</span><span·class="n"[·...·truncated·by·diffoscope;·len:·109,·SHA:·3f4caed5321a1faaab15f755411b93a456017bb756d183a0b89e754a80ecc078·...·]-7">)</span><span·class="w"> |
| 541 | </span><span·class="k">end</span></code></pre><p>See·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#error/3"><code·class="inline">erlang:error/3</code></a>·for·details·on·how·to·raise·an·exception·with·<code·class="inline">error_info</code> | 541 | </span><span·class="k">end</span></code></pre><p>See·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#error/3"><code·class="inline">erlang:error/3</code></a>·for·details·on·how·to·raise·an·exception·with·<code·class="inline">error_info</code> |
| 542 | included.</p> | 542 | included.</p> |
| 543 | ··</section> | 543 | ··</section> |
| 544 | </section> | 544 | </section> |
| 545 | ····</div> | 545 | ····</div> |
| 546 | ··</section> | 546 | ··</section> |
| Offset 566, 15 lines modified | Offset 566, 15 lines modified | ||
| 566 | ······<p·class="built-using"> | 566 | ······<p·class="built-using"> |
| 567 | ········Built·using | 567 | ········Built·using |
| 568 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 568 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 569 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 569 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 570 | ······</p> | 570 | ······</p> |
| 571 | <p>Copyright·©·1996-202 | 571 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 572 | ····</footer> | 572 | ····</footer> |
| 573 | ··</div> | 573 | ··</div> |
| 574 | </main> | 574 | </main> |
| 575 | </div> | 575 | </div> |
| 576 | <script> | 576 | <script> |
| 577 | ··function·mermaidLoaded()·{ | 577 | ··function·mermaidLoaded()·{ |
| 578 | ····mermaid.initialize({ | 578 | ····mermaid.initialize({ |
| Offset 137, 35 lines modified | Offset 137, 35 lines modified | ||
| 137 | ··<span·class="text">Local·Function·Handler</span> | 137 | ··<span·class="text">Local·Function·Handler</span> |
| 138 | </h2> | 138 | </h2> |
| 139 | <p>During·evaluation·of·a·function,·no·calls·can·be·made·to·local·functions.·An | 139 | <p>During·evaluation·of·a·function,·no·calls·can·be·made·to·local·functions.·An |
| 140 | undefined·function·error·would·be·generated.·However,·the·optional·argument | 140 | undefined·function·error·would·be·generated.·However,·the·optional·argument |
| 141 | <code·class="inline">LocalFunctionHandler</code>·can·be·used·to·define·a·function·that·is·called·when | 141 | <code·class="inline">LocalFunctionHandler</code>·can·be·used·to·define·a·function·that·is·called·when |
| 142 | there·is·a·call·to·a·local·function.·The·argument·can·have·the·following | 142 | there·is·a·call·to·a·local·function.·The·argument·can·have·the·following |
| 143 | formats:</p><ul><li><p><strong><code·class="inline">{value,Func}</code></strong>·-·This·defines·a·local·function·handler·that·is·called | 143 | formats:</p><ul><li><p><strong><code·class="inline">{value,Func}</code></strong>·-·This·defines·a·local·function·handler·that·is·called |
| 144 | with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Func</span><span·class="p"·data-group-id=" | 144 | with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Func</span><span·class="p"·data-group-id="8002186110-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Arguments</span><span·class="p"·data-group-id="8002186110-1">)</span></code></pre><p><code·class="inline">Name</code>·is·the·name·of·the·local·function·(an·atom)·and·<code·class="inline">Arguments</code>·is·a·list |
| 145 | of·the·<em>evaluated</em>·arguments.·The·function·handler·returns·the·value·of·the | 145 | of·the·<em>evaluated</em>·arguments.·The·function·handler·returns·the·value·of·the |
| 146 | local·function.·In·this·case,·the·current·bindings·cannot·be·accessed.·To | 146 | local·function.·In·this·case,·the·current·bindings·cannot·be·accessed.·To |
| 147 | signal·an·error,·the·function·handler·calls·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a>·with·a | 147 | signal·an·error,·the·function·handler·calls·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a>·with·a |
| 148 | suitable·exit·value.</p></li><li><p><strong><code·class="inline">{eval,Func}</code></strong>·-·This·defines·a·local·function·handler·that·is·called·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Func</span><span·class="p"·data-group-id=" | 148 | suitable·exit·value.</p></li><li><p><strong><code·class="inline">{eval,Func}</code></strong>·-·This·defines·a·local·function·handler·that·is·called·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Func</span><span·class="p"·data-group-id="1338285220-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Arguments</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bindings</span><span·class="p"·data-group-id="1338285220-1">)</span></code></pre><p><code·class="inline">Name</code>·is·the·name·of·the·local·function·(an·atom),·<code·class="inline">Arguments</code>·is·a·list·of |
| 149 | the·<em>unevaluated</em>·arguments,·and·<code·class="inline">Bindings</code>·are·the·current·variable·bindings. | 149 | the·<em>unevaluated</em>·arguments,·and·<code·class="inline">Bindings</code>·are·the·current·variable·bindings. |
| 150 | The·function·handler·returns:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4 | 150 | The·function·handler·returns:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4910696680-1">{</span><span·class="ss">value</span><span·class="p">,</span><span·class="n">Value</span><span·class="p">,</span><span·class="n">NewBindings</span><span·class="p"·data-group-id="4910696680-1">}</span></code></pre><p><code·class="inline">Value</code>·is·the·value·of·the·local·function·and·<code·class="inline">NewBindings</code>·are·the·updated |
| 151 | variable·bindings.·In·this·case,·the·function·handler·must·itself·evaluate·all | 151 | variable·bindings.·In·this·case,·the·function·handler·must·itself·evaluate·all |
| 152 | the·function·arguments·and·manage·the·bindings.·To·signal·an·error,·the | 152 | the·function·arguments·and·manage·the·bindings.·To·signal·an·error,·the |
| 153 | function·handler·calls·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a>·with·a·suitable·exit·value.</p></li><li><p><strong><code·class="inline">none</code></strong>·-·There·is·no·local·function·handler.</p></li></ul><h2·id="module-non-local-function-handler"·class="section-heading"> | 153 | function·handler·calls·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a>·with·a·suitable·exit·value.</p></li><li><p><strong><code·class="inline">none</code></strong>·-·There·is·no·local·function·handler.</p></li></ul><h2·id="module-non-local-function-handler"·class="section-heading"> |
| 154 | ··<a·href="#module-non-local-function-handler"·class="hover-link"> | 154 | ··<a·href="#module-non-local-function-handler"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">Non-Local·Function·Handler</span> | 157 | ··<span·class="text">Non-Local·Function·Handler</span> |
| 158 | </h2> | 158 | </h2> |
| 159 | <p>The·optional·argument·<code·class="inline">NonLocalFunctionHandler</code>·can·be·used·to·define·a·function | 159 | <p>The·optional·argument·<code·class="inline">NonLocalFunctionHandler</code>·can·be·used·to·define·a·function |
| 160 | that·is·called·in·the·following·cases:</p><ul><li>A·functional·object·(fun)·is·called.</li><li>A·built-in·function·is·called.</li><li>A·function·is·called·using·the·<code·class="inline">M:F</code>·syntax,·where·<code·class="inline">M</code>·and·<code·class="inline">F</code>·are·atoms·or | 160 | that·is·called·in·the·following·cases:</p><ul><li>A·functional·object·(fun)·is·called.</li><li>A·built-in·function·is·called.</li><li>A·function·is·called·using·the·<code·class="inline">M:F</code>·syntax,·where·<code·class="inline">M</code>·and·<code·class="inline">F</code>·are·atoms·or |
| 161 | expressions.</li><li>An·operator·<code·class="inline">Op/A</code>·is·called·(this·is·handled·as·a·call·to·function | 161 | expressions.</li><li>An·operator·<code·class="inline">Op/A</code>·is·called·(this·is·handled·as·a·call·to·function |
| 162 | <code·class="inline">erlang:Op/A</code>).</li></ul><p>Exceptions·are·calls·to·<code·class="inline">erlang:apply/2,3</code>;·neither·of·the·function·handlers·are | 162 | <code·class="inline">erlang:Op/A</code>).</li></ul><p>Exceptions·are·calls·to·<code·class="inline">erlang:apply/2,3</code>;·neither·of·the·function·handlers·are |
| 163 | called·for·such·calls.·The·argument·can·have·the·following·formats:</p><ul><li><p><strong><code·class="inline">{value,Func}</code></strong>·-·This·defines·a·non-local·function·handler.·The·function | 163 | called·for·such·calls.·The·argument·can·have·the·following·formats:</p><ul><li><p><strong><code·class="inline">{value,Func}</code></strong>·-·This·defines·a·non-local·function·handler.·The·function |
| 164 | may·be·called·with·two·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Func</span><span·class="p"·data-group-id=" | 164 | may·be·called·with·two·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Func</span><span·class="p"·data-group-id="3248198163-1">(</span><span·class="n">FuncSpec</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Arguments</span><span·class="p"·data-group-id="3248198163-1">)</span></code></pre><p>or·three·arguments:</p><pre><code·class="makeup·erlang[·...·truncated·by·diffoscope;·len:·324,·SHA:·8c03f6153d5cb24e64bac3a53524365f35312c2ae689a5f9bfae0a765211bea6·...·]-1">)</span></code></pre><p><code·class="inline">Anno</code>·is·the·<a·href="erl_anno.html#t:anno/0"><code·class="inline">erl_anno:anno()</code></a>·of·the·node,·<code·class="inline">FuncSpec</code> |
| 165 | is·the·name·of·the·function·on·the·form·<code·class="inline">{Module,Function}</code>·or·a·fun,·and | 165 | is·the·name·of·the·function·on·the·form·<code·class="inline">{Module,Function}</code>·or·a·fun,·and |
| 166 | <code·class="inline">Arguments</code>·is·a·list·of·the·<em>evaluated</em>·arguments.·The·function·handler | 166 | <code·class="inline">Arguments</code>·is·a·list·of·the·<em>evaluated</em>·arguments.·The·function·handler |
| 167 | returns·the·value·of·the·function.·To·signal·an·error,·the·function·handler | 167 | returns·the·value·of·the·function.·To·signal·an·error,·the·function·handler |
| 168 | calls·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a>·with·a·suitable·exit·value.</p></li><li><p><strong><code·class="inline">none</code></strong>·-·There·is·no·non-local·function·handler.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>For·calls·such·as·<code·class="inline">erlang:apply(Fun,·Args)</code>·or | 168 | calls·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a>·with·a·suitable·exit·value.</p></li><li><p><strong><code·class="inline">none</code></strong>·-·There·is·no·non-local·function·handler.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>For·calls·such·as·<code·class="inline">erlang:apply(Fun,·Args)</code>·or |
| 169 | <code·class="inline">erlang:apply(Module,·Function,·Args)</code>,·the·call·of·the·non-local·function | 169 | <code·class="inline">erlang:apply(Module,·Function,·Args)</code>,·the·call·of·the·non-local·function |
| 170 | handler·corresponding·to·the·call·to·<code·class="inline">erlang:apply/2,3</code>·itself | 170 | handler·corresponding·to·the·call·to·<code·class="inline">erlang:apply/2,3</code>·itself |
| 171 | (<code·class="inline">Func({erlang,·apply},·[Fun,·Args])</code>·or | 171 | (<code·class="inline">Func({erlang,·apply},·[Fun,·Args])</code>·or |
| Offset 1365, 15 lines modified | Offset 1365, 15 lines modified | ||
| 1365 | ······<p·class="built-using"> | 1365 | ······<p·class="built-using"> |
| 1366 | ········Built·using | 1366 | ········Built·using |
| 1367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1369 | ······</p> | 1369 | ······</p> |
| 1370 | <p>Copyright·©·1996-202 | 1370 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1371 | ····</footer> | 1371 | ····</footer> |
| 1372 | ··</div> | 1372 | ··</div> |
| 1373 | </main> | 1373 | </main> |
| 1374 | </div> | 1374 | </div> |
| 1375 | <script> | 1375 | <script> |
| 1376 | ··function·mermaidLoaded()·{ | 1376 | ··function·mermaidLoaded()·{ |
| 1377 | ····mermaid.initialize({ | 1377 | ····mermaid.initialize({ |
| Offset 230, 15 lines modified | Offset 230, 15 lines modified | ||
| 230 | ······<p·class="built-using"> | 230 | ······<p·class="built-using"> |
| 231 | ········Built·using | 231 | ········Built·using |
| 232 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 232 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 234 | ······</p> | 234 | ······</p> |
| 235 | <p>Copyright·©·1996-202 | 235 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 236 | ····</footer> | 236 | ····</footer> |
| 237 | ··</div> | 237 | ··</div> |
| 238 | </main> | 238 | </main> |
| 239 | </div> | 239 | </div> |
| 240 | <script> | 240 | <script> |
| 241 | ··function·mermaidLoaded()·{ | 241 | ··function·mermaidLoaded()·{ |
| 242 | ····mermaid.initialize({ | 242 | ····mermaid.initialize({ |
| Offset 570, 15 lines modified | Offset 570, 15 lines modified | ||
| 570 | ······<p·class="built-using"> | 570 | ······<p·class="built-using"> |
| 571 | ········Built·using | 571 | ········Built·using |
| 572 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 572 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 573 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 573 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 574 | ······</p> | 574 | ······</p> |
| 575 | <p>Copyright·©·1996-202 | 575 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 576 | ····</footer> | 576 | ····</footer> |
| 577 | ··</div> | 577 | ··</div> |
| 578 | </main> | 578 | </main> |
| 579 | </div> | 579 | </div> |
| 580 | <script> | 580 | <script> |
| 581 | ··function·mermaidLoaded()·{ | 581 | ··function·mermaidLoaded()·{ |
| 582 | ····mermaid.initialize({ | 582 | ····mermaid.initialize({ |
| Offset 283, 15 lines modified | Offset 283, 15 lines modified | ||
| 283 | ······<p·class="built-using"> | 283 | ······<p·class="built-using"> |
| 284 | ········Built·using | 284 | ········Built·using |
| 285 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 285 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 286 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 286 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 287 | ······</p> | 287 | ······</p> |
| 288 | <p>Copyright·©·1996-202 | 288 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 289 | ····</footer> | 289 | ····</footer> |
| 290 | ··</div> | 290 | ··</div> |
| 291 | </main> | 291 | </main> |
| 292 | </div> | 292 | </div> |
| 293 | <script> | 293 | <script> |
| 294 | ··function·mermaidLoaded()·{ | 294 | ··function·mermaidLoaded()·{ |
| 295 | ····mermaid.initialize({ | 295 | ····mermaid.initialize({ |
| Offset 556, 15 lines modified | Offset 556, 15 lines modified | ||
| 556 | ······<p·class="built-using"> | 556 | ······<p·class="built-using"> |
| 557 | ········Built·using | 557 | ········Built·using |
| 558 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 558 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 559 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 559 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 560 | ······</p> | 560 | ······</p> |
| 561 | <p>Copyright·©·1996-202 | 561 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 562 | ····</footer> | 562 | ····</footer> |
| 563 | ··</div> | 563 | ··</div> |
| 564 | </main> | 564 | </main> |
| 565 | </div> | 565 | </div> |
| 566 | <script> | 566 | <script> |
| 567 | ··function·mermaidLoaded()·{ | 567 | ··function·mermaidLoaded()·{ |
| 568 | ····mermaid.initialize({ | 568 | ····mermaid.initialize({ |
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| 135 | your·own·Erlang·compiler.</p><h2·id="module-error-information"·class="section-heading"> | 135 | your·own·Erlang·compiler.</p><h2·id="module-error-information"·class="section-heading"> |
| 136 | ··<a·href="#module-error-information"·class="hover-link"> | 136 | ··<a·href="#module-error-information"·class="hover-link"> |
| 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 138 | ··</a> | 138 | ··</a> |
| 139 | ··<span·class="text">Error·Information</span> | 139 | ··<span·class="text">Error·Information</span> |
| 140 | </h2> | 140 | </h2> |
| 141 | <p><code·class="inline">ErrorInfo</code>·is·the·standard·<code·class="inline">ErrorInfo</code>·structure·that·is·returned·from·all·I/O | 141 | <p><code·class="inline">ErrorInfo</code>·is·the·standard·<code·class="inline">ErrorInfo</code>·structure·that·is·returned·from·all·I/O |
| 142 | modules.·The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 142 | modules.·The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2083338460-1">{</span><span·class="n">ErrorLine</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ErrorDescriptor</span><span·class="p"·data-group-id="20833384[·...·truncated·by·diffoscope;·len:·368,·SHA:·727f5e48c4d68ed2204353d7cf7c5577e9dff570cd68ecfc099f535727369b56·...·]2-1">)</span></code></pre><h2·id="module-see-also"·class="section-heading"> |
| 143 | ··<a·href="#module-see-also"·class="hover-link"> | 143 | ··<a·href="#module-see-also"·class="hover-link"> |
| 144 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 144 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 145 | ··</a> | 145 | ··</a> |
| 146 | ··<span·class="text">See·Also</span> | 146 | ··<span·class="text">See·Also</span> |
| 147 | </h2> | 147 | </h2> |
| 148 | <p><a·href="epp.html"><code·class="inline">epp</code></a>,·<a·href="erl_parse.html"><code·class="inline">erl_parse</code></a></p> | 148 | <p><a·href="epp.html"><code·class="inline">epp</code></a>,·<a·href="erl_parse.html"><code·class="inline">erl_parse</code></a></p> |
| 149 | ····</section> | 149 | ····</section> |
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| 573 | ······<p·class="built-using"> | 573 | ······<p·class="built-using"> |
| 574 | ········Built·using | 574 | ········Built·using |
| 575 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 575 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 576 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 576 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 577 | ······</p> | 577 | ······</p> |
| 578 | <p>Copyright·©·1996-202 | 578 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 579 | ····</footer> | 579 | ····</footer> |
| 580 | ··</div> | 580 | ··</div> |
| 581 | </main> | 581 | </main> |
| 582 | </div> | 582 | </div> |
| 583 | <script> | 583 | <script> |
| 584 | ··function·mermaidLoaded()·{ | 584 | ··function·mermaidLoaded()·{ |
| 585 | ····mermaid.initialize({ | 585 | ····mermaid.initialize({ |
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| 134 | (see·the·<a·href="erl_scan.html"><code·class="inline">erl_scan</code></a>)·module.</p><h2·id="module-error-information"·class="section-heading"> | 134 | (see·the·<a·href="erl_scan.html"><code·class="inline">erl_scan</code></a>)·module.</p><h2·id="module-error-information"·class="section-heading"> |
| 135 | ··<a·href="#module-error-information"·class="hover-link"> | 135 | ··<a·href="#module-error-information"·class="hover-link"> |
| 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 137 | ··</a> | 137 | ··</a> |
| 138 | ··<span·class="text">Error·Information</span> | 138 | ··<span·class="text">Error·Information</span> |
| 139 | </h2> | 139 | </h2> |
| 140 | <p>ErrorInfo·is·the·standard·ErrorInfo·structure·that·is·returned·from·all·I/O·modules. | 140 | <p>ErrorInfo·is·the·standard·ErrorInfo·structure·that·is·returned·from·all·I/O·modules. |
| 141 | The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 141 | The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0491205976-1">{</span><span·class="n">ErrorLine</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ErrorDescriptor</span><span·class="p"·data-group-id="04912059[·...·truncated·by·diffoscope;·len:·369,·SHA:·8eb7b856fe91f74053f06a5bd2405b1646abaf5902d71b6b250dbd47e5e10114·...·]-1">)</span></code></pre><h2·id="module-see-also"·class="section-heading"> |
| 142 | ··<a·href="#module-see-also"·class="hover-link"> | 142 | ··<a·href="#module-see-also"·class="hover-link"> |
| 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 144 | ··</a> | 144 | ··</a> |
| 145 | ··<span·class="text">See·Also</span> | 145 | ··<span·class="text">See·Also</span> |
| 146 | </h2> | 146 | </h2> |
| 147 | <p><a·href="erl_anno.html"><code·class="inline">erl_anno</code></a>,·<a·href="erl_scan.html"><code·class="inline">erl_scan</code></a>,·<a·href="io.html"><code·class="inline">io</code></a>,·section·<a·href="../../../../erts-15.2.2/doc/html/absform.html">The·Abstract·Format</a> | 147 | <p><a·href="erl_anno.html"><code·class="inline">erl_anno</code></a>,·<a·href="erl_scan.html"><code·class="inline">erl_scan</code></a>,·<a·href="io.html"><code·class="inline">io</code></a>,·section·<a·href="../../../../erts-15.2.2/doc/html/absform.html">The·Abstract·Format</a> |
| 148 | in·the·ERTS·User's·Guide.</p> | 148 | in·the·ERTS·User's·Guide.</p> |
| Offset 5628, 15 lines modified | Offset 5628, 15 lines modified | ||
| 5628 | ······<p·class="built-using"> | 5628 | ······<p·class="built-using"> |
| 5629 | ········Built·using | 5629 | ········Built·using |
| 5630 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 5630 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 5631 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 5631 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 5632 | ······</p> | 5632 | ······</p> |
| 5633 | <p>Copyright·©·1996-202 | 5633 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 5634 | ····</footer> | 5634 | ····</footer> |
| 5635 | ··</div> | 5635 | ··</div> |
| 5636 | </main> | 5636 | </main> |
| 5637 | </div> | 5637 | </div> |
| 5638 | <script> | 5638 | <script> |
| 5639 | ··function·mermaidLoaded()·{ | 5639 | ··function·mermaidLoaded()·{ |
| 5640 | ····mermaid.initialize({ | 5640 | ····mermaid.initialize({ |
| Offset 963, 15 lines modified | Offset 963, 15 lines modified | ||
| 963 | ······<p·class="built-using"> | 963 | ······<p·class="built-using"> |
| 964 | ········Built·using | 964 | ········Built·using |
| 965 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 965 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 966 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 966 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 967 | ······</p> | 967 | ······</p> |
| 968 | <p>Copyright·©·1996-202 | 968 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 969 | ····</footer> | 969 | ····</footer> |
| 970 | ··</div> | 970 | ··</div> |
| 971 | </main> | 971 | </main> |
| 972 | </div> | 972 | </div> |
| 973 | <script> | 973 | <script> |
| 974 | ··function·mermaidLoaded()·{ | 974 | ··function·mermaidLoaded()·{ |
| 975 | ····mermaid.initialize({ | 975 | ····mermaid.initialize({ |
| Offset 132, 15 lines modified | Offset 132, 15 lines modified | ||
| 132 | tokens.</p><h2·id="module-error-information"·class="section-heading"> | 132 | tokens.</p><h2·id="module-error-information"·class="section-heading"> |
| 133 | ··<a·href="#module-error-information"·class="hover-link"> | 133 | ··<a·href="#module-error-information"·class="hover-link"> |
| 134 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 134 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 135 | ··</a> | 135 | ··</a> |
| 136 | ··<span·class="text">Error·Information</span> | 136 | ··<span·class="text">Error·Information</span> |
| 137 | </h2> | 137 | </h2> |
| 138 | <p><code·class="inline">ErrorInfo</code>·is·the·standard·<code·class="inline">ErrorInfo</code>·structure·that·is·returned·from·all·I/O | 138 | <p><code·class="inline">ErrorInfo</code>·is·the·standard·<code·class="inline">ErrorInfo</code>·structure·that·is·returned·from·all·I/O |
| 139 | modules.·The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4 | 139 | modules.·The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4718360638-1">{</span><span·class="n">ErrorLocation</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ErrorDescriptor</span><span·class="p"·data-group-id="47183[·...·truncated·by·diffoscope;·len:·372,·SHA:·3227e3f8431b6c60717a6cfcf7ced5481987ff5618ffdc72641f2b56accb0ed5·...·]-1">)</span></code></pre><h2·id="module-notes"·class="section-heading"> |
| 140 | ··<a·href="#module-notes"·class="hover-link"> | 140 | ··<a·href="#module-notes"·class="hover-link"> |
| 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 142 | ··</a> | 142 | ··</a> |
| 143 | ··<span·class="text">Notes</span> | 143 | ··<span·class="text">Notes</span> |
| 144 | </h2> | 144 | </h2> |
| 145 | <p>The·continuation·of·the·first·call·to·the·re-entrant·input·functions·must·be | 145 | <p>The·continuation·of·the·first·call·to·the·re-entrant·input·functions·must·be |
| 146 | <code·class="inline">[]</code>.·For·a·complete·description·of·how·the·re-entrant·input·scheme·works,·see | 146 | <code·class="inline">[]</code>.·For·a·complete·description·of·how·the·re-entrant·input·scheme·works,·see |
| Offset 1287, 15 lines modified | Offset 1287, 15 lines modified | ||
| 1287 | ······<p·class="built-using"> | 1287 | ······<p·class="built-using"> |
| 1288 | ········Built·using | 1288 | ········Built·using |
| 1289 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1289 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1290 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1290 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1291 | ······</p> | 1291 | ······</p> |
| 1292 | <p>Copyright·©·1996-202 | 1292 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1293 | ····</footer> | 1293 | ····</footer> |
| 1294 | ··</div> | 1294 | ··</div> |
| 1295 | </main> | 1295 | </main> |
| 1296 | </div> | 1296 | </div> |
| 1297 | <script> | 1297 | <script> |
| 1298 | ··function·mermaidLoaded()·{ | 1298 | ··function·mermaidLoaded()·{ |
| 1299 | ····mermaid.initialize({ | 1299 | ····mermaid.initialize({ |
| Offset 1239, 22 lines modified | Offset 1239, 22 lines modified | ||
| 1239 | storage·handling·function.</p><p>Parameter·<code·class="inline">UserData</code>·is·typically·the·result·of·opening·a·low-level·structure | 1239 | storage·handling·function.</p><p>Parameter·<code·class="inline">UserData</code>·is·typically·the·result·of·opening·a·low-level·structure |
| 1240 | like·a·file·descriptor·or·an·SFTP·channel·id.·The·different·<code·class="inline">Fun</code>·clauses | 1240 | like·a·file·descriptor·or·an·SFTP·channel·id.·The·different·<code·class="inline">Fun</code>·clauses |
| 1241 | operate·on·that·very·term.</p><p>The·following·are·the·fun·clauses·parameter·lists:</p><ul><li><p><strong><code·class="inline">(write,·{UserData,DataToWrite})</code></strong>·-·Writes·term·<code·class="inline">DataToWrite</code>·using | 1241 | operate·on·that·very·term.</p><p>The·following·are·the·fun·clauses·parameter·lists:</p><ul><li><p><strong><code·class="inline">(write,·{UserData,DataToWrite})</code></strong>·-·Writes·term·<code·class="inline">DataToWrite</code>·using |
| 1242 | <code·class="inline">UserData</code>.</p></li><li><p><strong><code·class="inline">(close,·UserData)</code></strong>·-·Closes·the·access.</p></li><li><p><strong><code·class="inline">(read2,·{UserData,Size})</code></strong>·-·Reads·using·<code·class="inline">UserData</code>·but·only·<code·class="inline">Size</code>·bytes. | 1242 | <code·class="inline">UserData</code>.</p></li><li><p><strong><code·class="inline">(close,·UserData)</code></strong>·-·Closes·the·access.</p></li><li><p><strong><code·class="inline">(read2,·{UserData,Size})</code></strong>·-·Reads·using·<code·class="inline">UserData</code>·but·only·<code·class="inline">Size</code>·bytes. |
| 1243 | Notice·that·there·is·only·an·arity-2·read·function,·not·an·arity-1·function.</p></li><li><p><strong><code·class="inline">(position,{UserData,Position})</code></strong>·-·Sets·the·position·of·<code·class="inline">UserData</code>·as | 1243 | Notice·that·there·is·only·an·arity-2·read·function,·not·an·arity-1·function.</p></li><li><p><strong><code·class="inline">(position,{UserData,Position})</code></strong>·-·Sets·the·position·of·<code·class="inline">UserData</code>·as |
| 1244 | defined·for·files·in·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#position/2"><code·class="inline">file:position/2</code></a></p></li></ul><p><em>Example:</em></p><p>The·following·is·a·complete·<code·class="inline">Fun</code>·parameter·for·reading·and·writing·on·files | 1244 | defined·for·files·in·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#position/2"><code·class="inline">file:position/2</code></a></p></li></ul><p><em>Example:</em></p><p>The·following·is·a·complete·<code·class="inline">Fun</code>·parameter·for·reading·and·writing·on·files |
| 1245 | using·the·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html"><code·class="inline">file</code></a>·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ExampleFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 1245 | using·the·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html"><code·class="inline">file</code></a>·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ExampleFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 1246 | ···</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 1246 | ···</span><span·class="nf">fun</span><span·class="p"·data-group-id="0316202145-1">(</span><span·class="ss">write</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0316202145-2">{</span><span·class="n">Fd</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·429,·SHA:·a1bb37c2f245ed51db02b233c6f328c7a7b04a237b78dded7091aae49c9c1365·...·]5-3">)</span><span·class="p">;</span><span·class="w"> |
| 1247 | ······</span><span·class="p"·data-group-id=" | 1247 | ······</span><span·class="p"·data-group-id="0316202145-4">(</span><span·class="ss">position</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0316202145-5">{</span><span·class="n">Fd</span><span·class="p">,</span><span·class="n">Pos</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·432,·SHA:·7393a04b45897ffad90fda38930d2378ed518488cf96b365d41a80f6dbb4f946·...·]5-6">)</span><span·class="p">;</span><span·class="w"> |
| 1248 | ······</span><span·class="p"·data-group-id=" | 1248 | ······</span><span·class="p"·data-group-id="0316202145-7">(</span><span·class="ss">read2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0316202145-8">{</span><span·class="n">Fd</span><span·class="p">,</span><span·class="n">Size</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·427,·SHA:·5d7476a26b00b00fac18ff35e178a26379ee517347596b43fb3e7a0b4ea5f832·...·]5-9">)</span><span·class="p">;</span><span·class="w"> |
| 1249 | ······</span><span·class="p"·data-group-id=" | 1249 | ······</span><span·class="p"·data-group-id="0316202145-10">(</span><span·class="ss">close</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="0316202145-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·199,·SHA:·fc9799e8fa8dac0b263c3017567d9a5a2804a3d4935f75033a32785586c9ef88·...·]5-11">)</span><span·class="w"> |
| 1250 | ···</span><span·class="k">end</span></code></pre><p>Here·<code·class="inline">Fd</code>·was·specified·to·function·<a·href="#init/3"><code·class="inline">init/3</code></a>·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2004174007-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Fd</span><span·class="p"·data-group-id="2004174007-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="2004174007-2">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="2004174007-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 1251 | </span><span·class=" | 1250 | ···</span><span·class="k">end</span></code></pre><p>Here·<code·class="inline">Fd</code>·was·specified·to·function·<a·href="#init/3"><code·class="inline">init/3</code></a>·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·573,·SHA:·f8fb372f4a3a77d2be78a1eac3da7bacb06fd3731eefb5739d653133abf6c2a0·...·]</span><span·class="w"> |
| 1251 | </span><span·class="p"·data-group-id="8036423352-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">TarDesc</span><span·class="p"·data-group-id="8036423352-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_tar</span><span·class="p">:</span><span·class="nf">init</span><span·class="p"·data-group-id="8036423352-4">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8036423352-5">[</span><span·class="ss">write</span><span·class="p"·data-group-id="8036423352-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ExampleFun</span><span·class="p"·data-group-id="8036423352-4">)</span><span·class="p">,</span></code></pre><p><code·class="inline">TarDesc</code>·is·then·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">erl_tar</span><span·class="p">:</span><span·class="nf">add</span><span·class="p"·data-group-id="9920363488-1">(</span><span·class="n">TarDesc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SomeValueIwantToAdd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FileNameInTarFile</span><span·class="p"·data-group-id="9920363488-1">)</span><span·class="p">,</span><span·class="w"> | ||
| 1252 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> | 1252 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> |
| 1253 | </span><span·class="nc">erl_tar</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 1253 | </span><span·class="nc">erl_tar</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="9920363488-2">(</span><span·class="n">TarDesc</span><span·class="p"·data-group-id="9920363488-2">)</span></code></pre><p>When·the·<code·class="inline">erl_tar</code>·core·wants·to,·for·example,·write·a·piece·of·<code·class="inline">Data</code>,·it·would |
| 1254 | call·<code·class="inline">ExampleFun(write,·{UserData,Data})</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·example·with·the·<code·class="inline">file</code>·module·operations·is·not·necessary·to·use | 1254 | call·<code·class="inline">ExampleFun(write,·{UserData,Data})</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·example·with·the·<code·class="inline">file</code>·module·operations·is·not·necessary·to·use |
| 1255 | directly,·as·that·is·what·function·<a·href="#open/2"><code·class="inline">open/2</code></a>·in·principle·does.</p></section><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>The·<code·class="inline">TarDescriptor</code>·term·is·not·a·file·descriptor.·You·are·advised·not·to·rely | 1255 | directly,·as·that·is·what·function·<a·href="#open/2"><code·class="inline">open/2</code></a>·in·principle·does.</p></section><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>The·<code·class="inline">TarDescriptor</code>·term·is·not·a·file·descriptor.·You·are·advised·not·to·rely |
| 1256 | on·the·specific·contents·of·this·term,·as·it·can·change·in·future·Erlang/OTP | 1256 | on·the·specific·contents·of·this·term,·as·it·can·change·in·future·Erlang/OTP |
| 1257 | releases·when·more·features·are·added·to·this·module.</p></section> | 1257 | releases·when·more·features·are·added·to·this·module.</p></section> |
| 1258 | ··</section> | 1258 | ··</section> |
| 1259 | </section> | 1259 | </section> |
| 1260 | <section·class="detail"·id="open/2"> | 1260 | <section·class="detail"·id="open/2"> |
| Offset 1425, 15 lines modified | Offset 1425, 15 lines modified | ||
| 1425 | ······<p·class="built-using"> | 1425 | ······<p·class="built-using"> |
| 1426 | ········Built·using | 1426 | ········Built·using |
| 1427 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1427 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1428 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1428 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1429 | ······</p> | 1429 | ······</p> |
| 1430 | <p>Copyright·©·1996-202 | 1430 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1431 | ····</footer> | 1431 | ····</footer> |
| 1432 | ··</div> | 1432 | ··</div> |
| 1433 | </main> | 1433 | </main> |
| 1434 | </div> | 1434 | </div> |
| 1435 | <script> | 1435 | <script> |
| 1436 | ··function·mermaidLoaded()·{ | 1436 | ··function·mermaidLoaded()·{ |
| 1437 | ····mermaid.initialize({ | 1437 | ····mermaid.initialize({ |
| Offset 502, 75 lines modified | Offset 502, 75 lines modified | ||
| 502 | <code·class="inline">shebang</code>·defaults·to·<code·class="inline">"/usr/bin/env·escript"</code>.·The·<code·class="inline">comment</code>·defaults·to | 502 | <code·class="inline">shebang</code>·defaults·to·<code·class="inline">"/usr/bin/env·escript"</code>.·The·<code·class="inline">comment</code>·defaults·to |
| 503 | <code·class="inline">"This·is·an·-*-·erlang·-*-·file"</code>.·The·created·escript·can·either·be·returned | 503 | <code·class="inline">"This·is·an·-*-·erlang·-*-·file"</code>.·The·created·escript·can·either·be·returned |
| 504 | as·a·binary·or·written·to·file.</p><p>As·an·example·of·how·the·function·can·be·used,·we·create·an·interpreted·escript | 504 | as·a·binary·or·written·to·file.</p><p>As·an·example·of·how·the·function·can·be·used,·we·create·an·interpreted·escript |
| 505 | that·uses·<code·class="inline">emu_args</code>·to·set·some·emulator·flag.·In·this·case,·it·happens·to·set | 505 | that·uses·<code·class="inline">emu_args</code>·to·set·some·emulator·flag.·In·this·case,·it·happens·to·set |
| 506 | number·of·schedulers·with·<code·class="inline">+S3</code>.·We·also·extract·the·different·sections·from·the | 506 | number·of·schedulers·with·<code·class="inline">+S3</code>.·We·also·extract·the·different·sections·from·the |
| 507 | newly·created·script:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">Source</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"%%·Demo\nmain(_Args)·->\n····io:format(\"</span><span·class="si">~p</span><span·class="s">\",[erlang:system_info(schedulers)]).\n"</span><span·class="p">.</span><span·class="w"> | 507 | newly·created·script:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">Source</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"%%·Demo\nmain(_Args)·->\n····io:format(\"</span><span·class="si">~p</span><span·class="s">\",[erlang:system_info(schedulers)]).\n"</span><span·class="p">.</span><span·class="w"> |
| 508 | </span><span·class="s">"%%·Demo\nmain(_Args)·->\n····io:format(erlang:system_info(schedulers)).\n"</span><span·class="gp·unselectable"> | 508 | </span><span·class="s">"%%·Demo\nmain(_Args)·->\n····io:format(erlang:system_info(schedulers)).\n"</span><span·class="gp·unselectable"> |
| 509 | >·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 509 | >·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0969829560-1">(</span><span·class="s">"</span><span·class="si">~s</span><span·class="s">\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0969829560-2">[</span><span·class="n">Source</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·76,·SHA:·900ea128be86011cae56ac0f78b903ab7e9ec67842ed7e069ed9b36f2107d3b0·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 510 | </span><span·class="c1">%%·Demo</span><span·class="w"> | 510 | </span><span·class="c1">%%·Demo</span><span·class="w"> |
| 511 | </span><span·class="nf">main</span><span·class="p"·data-group-id=" | 511 | </span><span·class="nf">main</span><span·class="p"·data-group-id="0969829560-3">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="0969829560-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 512 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 512 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0969829560-4">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="0969829560-5">(</span><span·class="ss">schedulers</span><span·class="p"·data-group-id="0969829560-5">)</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·e300e9865de5b837f8add086bf1c36696db8b57231c53f28f1469854c5559f74·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 513 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 513 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 514 | >·</span><span·class="p"·data-group-id=" | 514 | >·</span><span·class="p"·data-group-id="0969829560-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><span·class="p"·data-group-id="0969829560-6">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·630,·SHA:·bb0ebff6089dd2ac77ae76695f0b44c83afe1d0f1fe1ce57b45c8898029a15c6·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 515 | ······································</span><span·class="p"·data-group-id=" | 515 | ······································</span><span·class="p"·data-group-id="0969829560-10">{</span><span·class="ss">source</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="0969829560-11">(</span><span·class="n">Source</span><span·class="p"·data-group-id="096[·...·truncated·by·diffoscope;·len:·168,·SHA:·2ec29c9c2066549f67aad596461b5da6cd85ae870fd1302fd59e376df96485e2·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 516 | </span><span·class="p"·data-group-id=" | 516 | </span><span·class="p"·data-group-id="0969829560-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="0969829560-13"><<</span><span·class="s">"#!/usr/bin/env·escript\n%%·This·is·an·-*-·erlang·-*-·file\n%%!+S3"</span><span·class="p">.</spa[·...·truncated·by·diffoscope;·len:·152,·SHA:·d34178f0b8c04d4b9591d93983309c427e217ed17cfb6949a90c448f1bb002b1·...·]-12">}</span><span·class="gp·unselectable"> |
| 517 | >·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id=" | 517 | >·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id="0969829560-14">(</span><span·class="s">"demo.escript"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><span·class="p"·data-group-id="0969829560-14">)</span><span·class="p">.</span><span·class="w"> |
| 518 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 518 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 519 | >·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id=" | 519 | >·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id="0969829560-15">(</span><span·class="s">"escript·demo.escript"</span><span·class="p"·data-group-id="0969829560-15">)</span><span·class="p">.</span><span·class="w"> |
| 520 | </span><span·class="s">"3"</span><span·class="gp·unselectable"> | 520 | </span><span·class="s">"3"</span><span·class="gp·unselectable"> |
| 521 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">extract</span><span·class="p"·data-group-id=" | 521 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">extract</span><span·class="p"·data-group-id="0969829560-16">(</span><span·class="s">"demo.escript"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0969829560-17">[</span><span·class="p"·data-group-id="0969829560-17">]</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·41490da68db612d26340855403c606ed56592557129c8f79b9ee78e630ffde18·...·]-16">)</span><span·class="p">.</span><span·class="w"> |
| 522 | </span><span·class="p"·data-group-id=" | 522 | </span><span·class="p"·data-group-id="0969829560-18">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="0969829560-19">[</span><span·class="p"·data-group-id="0969829560-20">{</span><span·class="ss">shebang</span><span·class="p">,</span><span·class="ss">def[·...·truncated·by·diffoscope;·len:·544,·SHA:·851cceca6e016e29de044e6101d8495175ce5cd2922a4cef02611545ad0cb868·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 523 | ·····</span><span·class="p"·data-group-id=" | 523 | ·····</span><span·class="p"·data-group-id="0969829560-23">{</span><span·class="ss">source</span><span·class="p">,</span><span·class="p"·data-group-id="0969829560-24"><<</span><span·class="s">"%%·Demo\nmain(_Args)·->\n····io:format(erlang:system_info(schedu"</span><span·class="p">[·...·truncated·by·diffoscope;·len:·567,·SHA:·ee026bf7c9788b948a7c9b0e0cba2a1dd979ebae5e4be30f6485f56dcd307fe4·...·]6-1">(</span><span·class="s">"demo.erl"</span><span·class="p">,</span><span·class="w"> |
| 524 | ··················</span><span·class="p"·data-group-id=" | 524 | ··················</span><span·class="p"·data-group-id="5289452976-2">[</span><span·class="s">"%%·demo.erl\n-module(demo).\n-export([main/1]).\n\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Source</span><span·class="p"·data-group-id="5289452976-2">]</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·22,·SHA:·644e206048d34a2cf4d6f1b79853985e5def9167dbd73df82a770abb0ddb42d3·...·]6-1">)</span><span·class="p">.</span><span·class="w"> |
| 525 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 525 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 526 | >·</span><span·class="p"·data-group-id=" | 526 | >·</span><span·class="p"·data-group-id="5289452976-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BeamCode</span><span·class="p"·data-group-id="5289452976-3">}</span><spa[·...·truncated·by·diffoscope;·len:·553,·SHA:·b866e2c83f7822bc1fe71aa2cc9bf06846ea49707a6f26359a5e076b7fb68086·...·]6-4">)</span><span·class="p">.</span><span·class="w"> |
| 527 | </span><span·class="p"·data-group-id=" | 527 | </span><span·class="p"·data-group-id="5289452976-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">demo</span><span·class="p">,</span><span·class="w"> |
| 528 | ····</span><span·class="p"·data-group-id=" | 528 | ····</span><span·class="p"·data-group-id="5289452976-7"><<</span><span·class="mi">70</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">49</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">66</span><span·class="p">,</span><span·class="mi">69</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">116</span><span·class="p">,</span><span·class="mi">111</span><span·class="p">,</span><span·class="mi">109</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 529 | ······</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">9</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">100</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 529 | ······</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">9</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">100</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5289452976-7">>></span><span·class="p"·data-group-id="5289452976-6">}</span><span·class="gp·unselectable"> |
| 530 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id=" | 530 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id="5289452976-8">(</span><span·class="s">"demo.beam"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5289452976-9">[</span><span·class="p"·data-group-id="5289452976-10">{</span><span·class="ss">beam</span><span·c[·...·truncated·by·diffoscope;·len:·219,·SHA:·b158b974c0b484ef75adac07ed30040028e9a1911cf5708da144dd8830c0834c·...·]6-8">)</span><span·class="p">.</span><span·class="w"> |
| 531 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 531 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 532 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">extract</span><span·class="p"·data-group-id=" | 532 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">extract</span><span·class="p"·data-group-id="5289452976-11">(</span><span·class="s">"demo.beam"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5289452976-12">[</span><span·class="p"·data-group-id="5289452976-12">]</span><span·class="p"·data-group-id="52[·...·truncated·by·diffoscope;·len:·7,·SHA:·b062891eccb6b4a227b3aa43c139acd4493a582758a7140ea87b223acb864760·...·]6-11">)</span><span·class="p">.</span><span·class="w"> |
| 533 | </span><span·class="p"·data-group-id=" | 533 | </span><span·class="p"·data-group-id="5289452976-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5289452976-14">[</span><span·class="p"·data-group-id="5289452976-15">{</span><span·class="ss">shebang</span><span·class="p">,</span><span·class="ss">und[·...·truncated·by·diffoscope;·len:·542,·SHA:·b6f5eb8a5f2d5e8245d23cb7a5329900598f33abaee5a4fddedb018db650aa98·...·]6-17">}</span><span·class="p">,</span><span·class="w"> |
| 534 | ·····</span><span·class="p"·data-group-id=" | 534 | ·····</span><span·class="p"·data-group-id="5289452976-18">{</span><span·class="ss">beam</span><span·class="p">,</span><span·class="p"·data-group-id="5289452976-19"><<</span><span·class="mi">70</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">49</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">68</span><span·class="p">,</span><span·class="mi">66</span><span·class="p">,</span><span·class="mi">69</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">116</span><span·class="p">,</span><span·class="w"> |
| 535 | ·············</span><span·class="mi">111</span><span·class="p">,</span><span·class="mi">109</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">83</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">9</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 535 | ·············</span><span·class="mi">111</span><span·class="p">,</span><span·class="mi">109</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">83</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">9</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5289452976-19">>></span><span·class="p"·data-group-id="5289452976-18">}</span><span·class="p"·data-group-id="5289452976-14">]</span><span·class="p"·data-group-id="5289452976-13">}</span><span·class="gp·unselectable"> |
| 536 | >·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id=" | 536 | >·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id="5289452976-20">(</span><span·class="s">"escript·demo.beam"</span><span·class="p"·data-group-id="5289452976-20">)</span><span·class="p">.</span><span·class="w"> |
| 537 | </span><span·class="s">"true"</span></code></pre><p>Here·we·create·an·archive·script·containing·both·Erlang·code·and·Beam·code,·then | 537 | </span><span·class="s">"true"</span></code></pre><p>Here·we·create·an·archive·script·containing·both·Erlang·code·and·Beam·code,·then |
| 538 | we·iterate·over·all·files·in·the·archive·and·collect·their·contents·and·some | 538 | we·iterate·over·all·files·in·the·archive·and·collect·their·contents·and·some |
| 539 | information·about·them:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="6516471816-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SourceCode</span><span·class="p"·data-group-id="6516471816-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">read_file</span><span·class="p"·data-group-id="6516471816-2">(</span><span·class="s">"demo.erl"</span><span·class="p"·data-group-id="6516471816-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 540 | 539 | information·about·them:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="3846854725-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·418,·SHA:·a1f7b3156917695431482bd9b7b008de4ad4dc0044cf762088c706ec12f822ca·...·]"> | |
| 540 | </span><span·class="p"·data-group-id="3846854725-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="3846854725-4"><<</span><span·class="s">"%%·demo.erl\n-module(demo).\n-export([main/1]).\n\n%%·Demo\nmain(_Arg"</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="3846854725-4">>></span><span·class="p"·data-group-id="3846854725-3">}</span><span·class="gp·unselectable"> | ||
| 541 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id=" | 541 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id="3846854725-5">(</span><span·class="s">"demo.escript"</span><span·class="p">,</span><span·class="w"> |
| 542 | ·················</span><span·class="p"·data-group-id=" | 542 | ·················</span><span·class="p"·data-group-id="3846854725-6">[</span><span·class="ss">shebang</span><span·class="p">,</span><span·class="w"> |
| 543 | ··················</span><span·class="p"·data-group-id=" | 543 | ··················</span><span·class="p"·data-group-id="3846854725-7">{</span><span·class="ss">archive</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3846854725-8">[</span><span·class="p"·data-group-id="3846854725-9">{</span><span·class="s">"demo.erl"</span><span·[·...·truncated·by·diffoscope;·len:·116,·SHA:·b4aabf07cc157418e57a07e34a3cbd99d82d588ca05713807a6517131c4a3706·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 544 | ·····························</span><span·class="p"·data-group-id=" | 544 | ·····························</span><span·class="p"·data-group-id="3846854725-10">{</span><span·class="s">"demo.beam"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BeamCode</span><span·class="p"·data-group-id="3846854725-10">}</span><span·class="p"·data-group-id="3846854725-8">]</span><sp[·...·truncated·by·diffoscope;·len:·300,·SHA:·048dc5fde4278dcecf63dc76c6040dc3687027e084ac7ec5faa41c4bb0547fb2·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 545 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 545 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 546 | >·</span><span·class="p"·data-group-id=" | 546 | >·</span><span·class="p"·data-group-id="3846854725-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3846854725-13">[</span><span·class="p"·data-group-id="3846854725-14">{</span><span·class="ss">shebang</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·565,·SHA:·f18e0f4f36d7c8dd1c28b538529185b8015ba7ae8479b45c759479b0925f792a·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 547 | ·····</span><span·class="p"·data-group-id=" | 547 | ·····</span><span·class="p"·data-group-id="3846854725-17">{</span><span·class="ss">archive</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArchiveBin</span><span·class="p"·data-group-id="3846854725-17">}</span><span·class="p"·data-group-id="3846854725-13">]</span><span·class="[·...·truncated·by·diffoscope;·len:·497,·SHA:·105740059bff383f55c0b7842e85d6c110f0947ccbddd12a894f0d508b4bff90·...·]-18">)</span><span·class="p">.</span><span·class="w"> |
| 548 | </span><span·class="p"·data-group-id=" | 548 | </span><span·class="p"·data-group-id="3846854725-20">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="3846854725-21">[</span><span·class="p"·data-group-id="3846854725-22">{</span><span·class="ss">shebang</span><span·class="p">,</span><span·class="ss">def[·...·truncated·by·diffoscope;·len:·541,·SHA:·f13d11e622e4e8447cc2fdb4445ef37864cf5f974a2f999933a3d8de9ad17de1·...·]-24">}</span><span·class="p">,</span><span·class="w"> |
| 549 | ·····</span><span·class="p"·data-group-id=" | 549 | ·····</span><span·class="p"·data-group-id="3846854725-25">{</span><span·class="p"·data-group-id="3846854725-26">{</span><span·class="ss">archive</span><span·class="p">,</span><span·class="p"·data-group-id="3846854725-27"><<</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">75</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">20</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="mi">98</span><span·class="p">,</span><span·class="mi">60</span><span·class="p">,</span><span·class="mi">105</span><span·class="p">,</span><span·class="w"> |
| 550 | ················</span><span·class="mi">152</span><span·class="p">,</span><span·class="mi">61</span><span·class="p">,</span><span·class="mi">93</span><span·class="p">,</span><span·class="mi">107</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 550 | ················</span><span·class="mi">152</span><span·class="p">,</span><span·class="mi">61</span><span·class="p">,</span><span·class="mi">93</span><span·class="p">,</span><span·class="mi">107</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="3846854725-27">>></span><span·class="p"·data-group-id="3846854725-26">}</span><span·class="p">]</span><span·class="p"·data-group-id="3846854725-25">}</span><span·class="gp·unselectable"> |
| 551 | >·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id=" | 551 | >·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id="3846854725-28">(</span><span·class="s">"demo.zip"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArchiveBin</span><span·class="p"·data-group-id="3846854725-28">)</span><span·class="p">.</span><span·class="w"> |
| 552 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 552 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 553 | >·</span><span·class="nc">zip</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id=" | 553 | >·</span><span·class="nc">zip</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="3846854725-29">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="3846854725-30">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">I</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·1252,·SHA:·4b468b168e2cbea9c17736d9096164f5afabc7457d4c0184db820cdb23128149·...·]-29">)</span><span·class="p">.</span><span·class="w"> |
| 554 | </span><span·class="p"·data-group-id=" | 554 | </span><span·class="p"·data-group-id="3846854725-36">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="3846854725-37">[</span><span·class="p"·data-group-id="3846854725-38">{</span><span·class="s">"demo.beam"</span><span·class="p">,</span><span·class="w"> |
| 555 | ······</span><span·class="p"·data-group-id=" | 555 | ······</span><span·class="p"·data-group-id="3846854725-39">{</span><span·class="ss">file_info</span><span·class="p">,</span><span·class="mi">748</span><span·class="p">,</span><span·class="ss">regular</span><span·class="p">,</span><span·class="ss">read_write</span><span·class="p">,</span><span·class="w"> |
| 556 | ·················</span><span·class="p"·data-group-id=" | 556 | ·················</span><span·class="p"·data-group-id="3846854725-40">{</span><span·class="p"·data-group-id="3846854725-41">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3846854725-41">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·82b3cc833b56b8771f1826fcdf4673afcc2b86fca5baef7676c5411b7d77aab0·...·]-40">}</span><span·class="p">,</span><span·class="w"> |
| 557 | ·················</span><span·class="p"·data-group-id=" | 557 | ·················</span><span·class="p"·data-group-id="3846854725-43">{</span><span·class="p"·data-group-id="3846854725-44">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3846854725-44">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·8c5dadd13e110820c61af849e3755a80acd8b075a93d422e092f0857c9b6c9f8·...·]-43">}</span><span·class="p">,</span><span·class="w"> |
| 558 | ·················</span><span·class="p"·data-group-id=" | 558 | ·················</span><span·class="p"·data-group-id="3846854725-46">{</span><span·class="p"·data-group-id="3846854725-47">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3846854725-47">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·487bc900fa04ac68bfca7a47574a59b9f365977973e67afe647f59f098a82f44·...·]-46">}</span><span·class="p">,</span><span·class="w"> |
| 559 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id=" | 559 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="3846854725-39">}</span><span·class="p">,</span><span·class="w"> |
| 560 | ······</span><span·class="p"·data-group-id=" | 560 | ······</span><span·class="p"·data-group-id="3846854725-49"><<</span><span·class="mi">70</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">49</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">228</span><span·class="p">,</span><span·class="mi">66</span><span·class="p">,</span><span·class="mi">69</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">116</span><span·class="p">,</span><span·class="mi">111</span><span·class="p">,</span><span·class="mi">109</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 561 | ········</span><span·class="mi">83</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 561 | ········</span><span·class="mi">83</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="3846854725-49">>></span><span·class="p"·data-group-id="3846854725-38">}</span><span·class="p">,</span><span·class="w"> |
| 562 | ·····</span><span·class="p"·data-group-id=" | 562 | ·····</span><span·class="p"·data-group-id="3846854725-50">{</span><span·class="s">"demo.erl"</span><span·class="p">,</span><span·class="w"> |
| 563 | ······</span><span·class="p"·data-group-id=" | 563 | ······</span><span·class="p"·data-group-id="3846854725-51">{</span><span·class="ss">file_info</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="ss">regular</span><span·class="p">,</span><span·class="ss">read_write</span><span·class="p">,</span><span·class="w"> |
| 564 | ·················</span><span·class="p"·data-group-id=" | 564 | ·················</span><span·class="p"·data-group-id="3846854725-52">{</span><span·class="p"·data-group-id="3846854725-53">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3846854725-53">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·2544ab5082d851f3dbea03096fae1989b80720ef44e454310d2000a3519875a4·...·]-52">}</span><span·class="p">,</span><span·class="w"> |
| 565 | ·················</span><span·class="p"·data-group-id=" | 565 | ·················</span><span·class="p"·data-group-id="3846854725-55">{</span><span·class="p"·data-group-id="3846854725-56">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3846854725-56">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·556a059fb11630a2f7d8a81637fef045ca931902a25342820df32006bea37c6b·...·]-55">}</span><span·class="p">,</span><span·class="w"> |
| 566 | ·················</span><span·class="p"·data-group-id=" | 566 | ·················</span><span·class="p"·data-group-id="3846854725-58">{</span><span·class="p"·data-group-id="3846854725-59">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3846854725-59">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·183d9bf335881ab14226efd7df30396ab74d661c6377b2eb603a821b14284332·...·]-58">}</span><span·class="p">,</span><span·class="w"> |
| 567 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id=" | 567 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="3846854725-51">}</span><span·class="p">,</span><span·class="w"> |
| 568 | ······</span><span·class="p"·data-group-id=" | 568 | ······</span><span·class="p"·data-group-id="3846854725-61"><<</span><span·class="s">"%%·demo.erl\n-module(demo).\n-export([main/1]).\n\n%%·Demo\nmain(_Arg"</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="3846854725-61">>[·...·truncated·by·diffoscope;·len:·160,·SHA:·6e8c1c21f3df11455467aa3ce8381b28b88c71f7178fb73be97f9cce7d504043·...·]-36">}</span></code></pre> |
| 569 | ··</section> | 569 | ··</section> |
| 570 | </section> | 570 | </section> |
| 571 | <section·class="detail"·id="extract/2"> | 571 | <section·class="detail"·id="extract/2"> |
| 572 | ··<div·class="detail-header"> | 572 | ··<div·class="detail-header"> |
| 573 | ····<a·href="#extract/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 573 | ····<a·href="#extract/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 574 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 574 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 593, 24 lines modified | Offset 593, 24 lines modified | ||
| 593 | ······</div> | 593 | ······</div> |
| 594 | <p>Parses·an·escript·and·extracts·its·sections.·This·is·the·reverse·of·<a·href="#create/2"><code·class="inline">create/2</code></a>.</p><p>All·sections·are·returned·even·if·they·do·not·exist·in·the·escript.·If·a | 594 | <p>Parses·an·escript·and·extracts·its·sections.·This·is·the·reverse·of·<a·href="#create/2"><code·class="inline">create/2</code></a>.</p><p>All·sections·are·returned·even·if·they·do·not·exist·in·the·escript.·If·a |
| 595 | particular·section·happens·to·have·the·same·value·as·the·default·value,·the | 595 | particular·section·happens·to·have·the·same·value·as·the·default·value,·the |
| 596 | extracted·value·is·set·to·the·atom·<code·class="inline">default</code>.·If·a·section·is·missing,·the | 596 | extracted·value·is·set·to·the·atom·<code·class="inline">default</code>.·If·a·section·is·missing,·the |
| 597 | extracted·value·is·set·to·the·atom·<code·class="inline">undefined</code>.</p><p>Option·<code·class="inline">compile_source</code>·only·affects·the·result·if·the·escript·contains·<code·class="inline">source</code> | 597 | extracted·value·is·set·to·the·atom·<code·class="inline">undefined</code>.</p><p>Option·<code·class="inline">compile_source</code>·only·affects·the·result·if·the·escript·contains·<code·class="inline">source</code> |
| 598 | code.·In·this·case·the·Erlang·code·is·automatically·compiled·and | 598 | code.·In·this·case·the·Erlang·code·is·automatically·compiled·and |
| 599 | <code·class="inline">{source,·BeamCode}</code>·is·returned·instead·of·<code·class="inline">{source,·SourceCode}</code>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id="8 | 599 | <code·class="inline">{source,·BeamCode}</code>·is·returned·instead·of·<code·class="inline">{source,·SourceCode}</code>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id="8548059456-1">(</span><span·class="s">"demo.escript"</span><span·class="p">,</span><span·class="w"> |
| 600 | ·················</span><span·class="p"·data-group-id="8 | 600 | ·················</span><span·class="p"·data-group-id="8548059456-2">[</span><span·class="ss">shebang</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8548059456-3">{</span><span·class="ss">archive</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·247,·SHA:·3ebc71d1e344cfa59a3016c7bd44e5b36859edb3acb4fa51d9df5d763e97a54c·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 601 | ······································</span><span·class="p"·data-group-id="8 | 601 | ······································</span><span·class="p"·data-group-id="8548059456-6">{</span><span·class="s">"demo.beam"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BeamCode</span><span·class="p"·data-group-id="8548059456-6">}</span><span·class="p"·data-group-id="8548059456-4">]</span><span·[·...·truncated·by·diffoscope;·len:·295,·SHA:·a0d5ad4613a2b92bea87a4321bf056145d096d854454c574e6f3707b6a0365bf·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 602 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 602 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 603 | >·</span><span·class="p"·data-group-id="8 | 603 | >·</span><span·class="p"·data-group-id="8548059456-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8548059456-9">[</span><span·class="p"·data-group-id="8548059456-10">{</span><span·class="ss">shebang</span><span·class="p">,</span[·...·truncated·by·diffoscope;·len:·562,·SHA:·161ab5d7d59627525eff258bc7abd52eb53233b8d82517e0ab8b830daa1f60d1·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 604 | ·····</span><span·class="p"·data-group-id="8 | 604 | ·····</span><span·class="p"·data-group-id="8548059456-13">{</span><span·class="ss">archive</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArchiveBin</span><span·class="p"·data-group-id="8548059456-13">}</span><span·class="p"·data-group-id="8548059456-9">]</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·10764c41b2a62e1a1a1cf65e3e380290a2f9f41f5f45fa1f04789be77552a434·...·]-8">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 605 | ··············</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">extract</span><span·class="p"·data-group-id="8 | 605 | ··············</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">extract</span><span·class="p"·data-group-id="8548059456-14">(</span><span·class="s">"demo.escript"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8548059456-15">[</span><span·class="p"·data-group-id="8548059456-15">]</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·b279bdb4018be76f31ac5f10f0596e885f0e8638a927fd0dd13309e330c60bb6·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 606 | </span><span·class="p"·data-group-id="8 | 606 | </span><span·class="p"·data-group-id="8548059456-16">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="8548059456-17">[</span><span·class="p"·data-group-id="8548059456-18">{</span><span·class="p"·data-group-id="8548059456-19">{</span><span·class="ss">archi[·...·truncated·by·diffoscope;·len:·74,·SHA:·a4faadcef8d38565bbddbd782d49048e0548616499f6ea359531ca398c9ef7b5·...·]-20"><<</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">75</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">20</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="mi">98</span><span·class="p">,</span><span·class="mi">60</span><span·class="p">,</span><span·class="mi">105</span><span·class="p">,</span><span·class="w"> |
| 607 | ················</span><span·class="mi">152</span><span·class="p">,</span><span·class="mi">61</span><span·class="p">,</span><span·class="mi">93</span><span·class="p">,</span><span·class="mi">107</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="8 | 607 | ················</span><span·class="mi">152</span><span·class="p">,</span><span·class="mi">61</span><span·class="p">,</span><span·class="mi">93</span><span·class="p">,</span><span·class="mi">107</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="8548059456-20">>></span><span·class="p"·data-group-id="8548059456-19">}</span><span·class="w"> |
| 608 | ·····</span><span·class="p"·data-group-id="8 | 608 | ·····</span><span·class="p"·data-group-id="8548059456-21">{</span><span·class="ss">emu_args</span><span·class="p">,</span><span·class="ss">undefined</span><span·class="p"·data-group-id="8548059456-21">}</span><span·class="p">]</span><span·class="p"·data-group-id="8548059456-18">}</span></code></pre> |
| 609 | ··</section> | 609 | ··</section> |
| 610 | </section> | 610 | </section> |
| 611 | <section·class="detail"·id="script_name/0"> | 611 | <section·class="detail"·id="script_name/0"> |
| 612 | ··<div·class="detail-header"> | 612 | ··<div·class="detail-header"> |
| 613 | ····<a·href="#script_name/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 613 | ····<a·href="#script_name/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 614 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 614 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 658, 15 lines modified | Offset 658, 15 lines modified | ||
| 658 | ······<p·class="built-using"> | 658 | ······<p·class="built-using"> |
| 659 | ········Built·using | 659 | ········Built·using |
| 660 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 660 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 661 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 661 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 662 | ······</p> | 662 | ······</p> |
| 663 | <p>Copyright·©·1996-202 | 663 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 664 | ····</footer> | 664 | ····</footer> |
| 665 | ··</div> | 665 | ··</div> |
| 666 | </main> | 666 | </main> |
| 667 | </div> | 667 | </div> |
| 668 | <script> | 668 | <script> |
| 669 | ··function·mermaidLoaded()·{ | 669 | ··function·mermaidLoaded()·{ |
| 670 | ····mermaid.initialize({ | 670 | ····mermaid.initialize({ |
| Offset 216, 35 lines modified | Offset 216, 35 lines modified | ||
| 216 | disallow·concurrent·updates·during·the·entire·traversal.</p><p>Moreover,·traversals·not·done·in·a·<em>safe</em>·way,·on·tables·where·keys·are·inserted | 216 | disallow·concurrent·updates·during·the·entire·traversal.</p><p>Moreover,·traversals·not·done·in·a·<em>safe</em>·way,·on·tables·where·keys·are·inserted |
| 217 | or·deleted·during·the·traversal,·may·yield·the·following·undesired·effects:</p><ul><li>Any·key·may·be·missed.</li><li>Any·key·may·be·found·more·than·once.</li><li>The·traversal·may·fail·with·<code·class="inline">badarg</code>·exception·if·keys·are·deleted.</li></ul><p>A·table·traversal·is·<em>safe</em>·if·either</p><ul><li>the·table·is·of·type·<code·class="inline">ordered_set</code>.</li><li>the·entire·table·traversal·is·done·within·one·ETS·function·call.</li><li>function·<a·href="#safe_fixtable/2"><code·class="inline">safe_fixtable/2</code></a>·is·used·to·keep·the·table·fixated·during·the·entire | 217 | or·deleted·during·the·traversal,·may·yield·the·following·undesired·effects:</p><ul><li>Any·key·may·be·missed.</li><li>Any·key·may·be·found·more·than·once.</li><li>The·traversal·may·fail·with·<code·class="inline">badarg</code>·exception·if·keys·are·deleted.</li></ul><p>A·table·traversal·is·<em>safe</em>·if·either</p><ul><li>the·table·is·of·type·<code·class="inline">ordered_set</code>.</li><li>the·entire·table·traversal·is·done·within·one·ETS·function·call.</li><li>function·<a·href="#safe_fixtable/2"><code·class="inline">safe_fixtable/2</code></a>·is·used·to·keep·the·table·fixated·during·the·entire |
| 218 | traversal.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Even·though·the·access·of·a·single·object·is·always·guaranteed·to·be | 218 | traversal.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Even·though·the·access·of·a·single·object·is·always·guaranteed·to·be |
| 219 | <a·href="ets.html#module-concurrency">atomic·and·isolated</a>,·each·traversal·through·a·table·to | 219 | <a·href="ets.html#module-concurrency">atomic·and·isolated</a>,·each·traversal·through·a·table·to |
| 220 | find·the·next·key·is·not·done·with·such·guarantees.·This·is·often·not·a | 220 | find·the·next·key·is·not·done·with·such·guarantees.·This·is·often·not·a |
| 221 | problem,·but·may·cause·rare·subtle·"unexpected"·effects·if·a·concurrent | 221 | problem,·but·may·cause·rare·subtle·"unexpected"·effects·if·a·concurrent |
| 222 | process·inserts·objects·during·a·traversal.·For·example,·consider·one·process | 222 | process·inserts·objects·during·a·traversal.·For·example,·consider·one·process |
| 223 | doing</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 223 | doing</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="5763931639-1">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5763931639-2">[</span><span·class="ss">ordered_set</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">named_ta[·...·truncated·by·diffoscope;·len:·104,·SHA:·d9f1fe1dc0404e6c5fde0bc60da6e9539757da49f103fa2ea2dddbaee68a6351·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 224 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id=" | 224 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="5763931639-3">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5763931639-4">{</span><span·class="mi">1</span><span·class="p"·data-group-id="5763931639-4">}</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·3304f2c2a4558ea4c48185b82f24adabb5b3227be27ac579876d60c8ac9272a3·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 225 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id=" | 225 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="5763931639-5">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5763931639-6">{</span><span·class="mi">2</span><span·class="p"·data-group-id="5763931639-6">}</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·3304f2c2a4558ea4c48185b82f24adabb5b3227be27ac579876d60c8ac9272a3·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 226 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id=" | 226 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="5763931639-7">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5763931639-8">{</span><span·class="mi">3</span><span·class="p"·data-group-id="5763931639-8">}</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·3304f2c2a4558ea4c48185b82f24adabb5b3227be27ac579876d60c8ac9272a3·...·]-7">)</span><span·class="p">,</span></code></pre><p>A·concurrent·call·to·<code·class="inline">ets:first(t)</code>,·done·by·another·process,·may·then·in·rare |
| 227 | cases·return·<code·class="inline">2</code>·even·though·<code·class="inline">2</code>·has·never·existed·in·the·table·ordered·as·the | 227 | cases·return·<code·class="inline">2</code>·even·though·<code·class="inline">2</code>·has·never·existed·in·the·table·ordered·as·the |
| 228 | first·key.·In·the·same·way,·a·concurrent·call·to·<code·class="inline">ets:next(t,·1)</code>·may·return | 228 | first·key.·In·the·same·way,·a·concurrent·call·to·<code·class="inline">ets:next(t,·1)</code>·may·return |
| 229 | <code·class="inline">3</code>·even·though·<code·class="inline">3</code>·never·existed·in·the·table·ordered·directly·after·<code·class="inline">1</code>.</p><p>Effects·like·this·are·improbable·but·possible.·The·probability·will·further·be | 229 | <code·class="inline">3</code>·even·though·<code·class="inline">3</code>·never·existed·in·the·table·ordered·directly·after·<code·class="inline">1</code>.</p><p>Effects·like·this·are·improbable·but·possible.·The·probability·will·further·be |
| 230 | reduced·(if·not·vanish)·if·table·option | 230 | reduced·(if·not·vanish)·if·table·option |
| 231 | <a·href="ets.html#new_2_write_concurrency"><code·class="inline">write_concurrency</code></a>·is·not·enabled.·This | 231 | <a·href="ets.html#new_2_write_concurrency"><code·class="inline">write_concurrency</code></a>·is·not·enabled.·This |
| 232 | can·also·only·be·a·potential·concern·for·<code·class="inline">ordered_set</code>·where·the·traversal | 232 | can·also·only·be·a·potential·concern·for·<code·class="inline">ordered_set</code>·where·the·traversal |
| 233 | order·is·defined.</p></section><p>Traversals·using·<code·class="inline">match</code>·and·<code·class="inline">select</code>·functions·may·not·need·to·scan·the·entire | 233 | order·is·defined.</p></section><p>Traversals·using·<code·class="inline">match</code>·and·<code·class="inline">select</code>·functions·may·not·need·to·scan·the·entire |
| 234 | table·depending·on·how·the·key·is·specified.·A·match·pattern·with·a·<em>fully·bound | 234 | table·depending·on·how·the·key·is·specified.·A·match·pattern·with·a·<em>fully·bound |
| 235 | key</em>·(without·any·match·variables)·will·optimize·the·operation·to·a·single·key | 235 | key</em>·(without·any·match·variables)·will·optimize·the·operation·to·a·single·key |
| 236 | lookup·without·any·table·traversal·at·all.·For·<code·class="inline">ordered_set</code>·a·<em>partially·bound | 236 | lookup·without·any·table·traversal·at·all.·For·<code·class="inline">ordered_set</code>·a·<em>partially·bound |
| 237 | key</em>·will·limit·the·traversal·to·only·scan·a·subset·of·the·table·based·on·term | 237 | key</em>·will·limit·the·traversal·to·only·scan·a·subset·of·the·table·based·on·term |
| 238 | order.·A·partially·bound·key·is·either·a·list·or·a·tuple·with·a·prefix·that·is | 238 | order.·A·partially·bound·key·is·either·a·list·or·a·tuple·with·a·prefix·that·is |
| 239 | fully·bound.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">T</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 239 | fully·bound.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">T</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="8265307176-1">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="p"·data-group-id="8265307176-2">[</span><span·class="ss">ordered_set</span><span·class="p"·data-group-id="8265307176-2">]</span><span·class="p"·data-group-id="8265307176-1"[·...·truncated·by·diffoscope;·len:·545,·SHA:·0aa9c16b65cbedcebb231e1613c93c91e95e623996ebc32fee2a229d65dafcde·...·]6-3">)</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 240 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 241 | 2>·</span><span·class="c1">%%·Efficient·search·of·all·with·area·code·555</span><span·class="gp·unselectable"> | 241 | 2>·</span><span·class="c1">%%·Efficient·search·of·all·with·area·code·555</span><span·class="gp·unselectable"> |
| 242 | 2>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id=" | 242 | 2>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id="8265307176-5">(</span><span·class="n">T</span><span·class="p">,</span><span·class="p"·data-group-id="8265307176-6">{</span><span·class="p"·data-group-id="8265307176-7">[</span><span·class="sc">$5</span><span·class="p">,</span><span·class="sc">$5</span><spa[·...·truncated·by·diffoscope;·len:·386,·SHA:·c2f78c35eb7308fa3e5ecb9c52159aefb9ee70ce7e49e34bc61c5396cc53d3cb·...·]6-5">)</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="p"·data-group-id=" | 243 | </span><span·class="p"·data-group-id="8265307176-8">[</span><span·class="p"·data-group-id="8265307176-9">[</span><span·class="s">"1234"</span><span·class="p">,</span><span·class="s">"John·Smith"</span><span·class="p"·data-group-id="8265307176-9">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·20,·SHA:·14c1503977ecf33450bfdd7d924f3c7a0863b9e6e6c4843f5318cf00c3d3c68a·...·]6-8">]</span></code></pre><p><a·href=""·id="match_spec"></a></p><h2·id="module-match-specifications"·class="section-heading"> |
| 244 | ··<a·href="#module-match-specifications"·class="hover-link"> | 244 | ··<a·href="#module-match-specifications"·class="hover-link"> |
| 245 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 245 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 246 | ··</a> | 246 | ··</a> |
| 247 | ··<span·class="text">Match·Specifications</span> | 247 | ··<span·class="text">Match·Specifications</span> |
| 248 | </h2> | 248 | </h2> |
| 249 | <p>Some·of·the·functions·use·a·<em>match·specification</em>,·<code·class="inline">match_spec</code>.·For·a·brief | 249 | <p>Some·of·the·functions·use·a·<em>match·specification</em>,·<code·class="inline">match_spec</code>.·For·a·brief |
| 250 | explanation,·see·<a·href="#select/2"><code·class="inline">select/2</code></a>.·For·a·detailed·description,·see·section | 250 | explanation,·see·<a·href="#select/2"><code·class="inline">select/2</code></a>.·For·a·detailed·description,·see·section |
| Offset 1886, 27 lines modified | Offset 1886, 27 lines modified | ||
| 1886 | function.</p><p>The·parse·transform·is·provided·in·the·<code·class="inline">ms_transform</code>·module·and·the·source | 1886 | function.</p><p>The·parse·transform·is·provided·in·the·<code·class="inline">ms_transform</code>·module·and·the·source |
| 1887 | <em>must</em>·include·file·<code·class="inline">ms_transform.hrl</code>·in·STDLIB·for·this·pseudo·function·to | 1887 | <em>must</em>·include·file·<code·class="inline">ms_transform.hrl</code>·in·STDLIB·for·this·pseudo·function·to |
| 1888 | work.·Failing·to·include·the·hrl·file·in·the·source·results·in·a·runtime·error, | 1888 | work.·Failing·to·include·the·hrl·file·in·the·source·results·in·a·runtime·error, |
| 1889 | not·a·compile·time·error.·The·include·file·is·easiest·included·by·adding·line | 1889 | not·a·compile·time·error.·The·include·file·is·easiest·included·by·adding·line |
| 1890 | <code·class="inline">-include_lib("stdlib/include/ms_transform.hrl").</code>·to·the·source·file.</p><p>The·fun·is·very·restricted,·it·can·take·only·a·single·parameter·(the·object·to | 1890 | <code·class="inline">-include_lib("stdlib/include/ms_transform.hrl").</code>·to·the·source·file.</p><p>The·fun·is·very·restricted,·it·can·take·only·a·single·parameter·(the·object·to |
| 1891 | match):·a·sole·variable·or·a·tuple.·It·must·use·the·<code·class="inline">is_</code>·guard·tests.·Language | 1891 | match):·a·sole·variable·or·a·tuple.·It·must·use·the·<code·class="inline">is_</code>·guard·tests.·Language |
| 1892 | constructs·that·have·no·representation·in·a·match·specification·(<code·class="inline">if</code>,·<code·class="inline">case</code>, | 1892 | constructs·that·have·no·representation·in·a·match·specification·(<code·class="inline">if</code>,·<code·class="inline">case</code>, |
| 1893 | <code·class="inline">receive</code>,·and·so·on)·are·not·allowed.</p><p>The·return·value·is·the·resulting·match·specification.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="2095080881-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="2095080881-2">(</span><span·class="p"·data-group-id="2095080881-3">{</span><span·class="n">M</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id="2095080881-3">}</span><span·class="p"·data-group-id="2095080881-2">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">3</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">M</span><span·class="w">·</span><span·class="k">end</span><span·class="p"·data-group-id="2095080881-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1894 | < | 1893 | <code·class="inline">receive</code>,·and·so·on)·are·not·allowed.</p><p>The·return·value·is·the·resulting·match·specification.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="[·...·truncated·by·diffoscope;·len:·827,·SHA:·ed07155192a2b2e8871cae2fae01bc2fec032fc95abf7faf74f0ee681e9337ba·...·]</span><span·class="p">.</span><span·class="w"> |
| 1894 | </span><span·class="p"·data-group-id="9237142406-4">[</span><span·class="p"·data-group-id="9237142406-5">{</span><span·class="p"·data-group-id="9237142406-6">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="ss">'$2'</span><span·class="p"·data-group-id="9237142406-6">}</span><span·class="p">,</span><span·class="p"·data-group-id="9237142406-7">[</span><span·class="p"·data-group-id="9237142406-8">{</span><span·class="ss">'>'</span><span·class="p">,</span><span·class="ss">'$2'</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="9237142406-8">}</span><span·class="p"·data-group-id="9237142406-7">]</span><span·class="p">,</span><span·class="p"·data-group-id="9237142406-9">[</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="9237142406-9">]</span><span·class="p"·data-group-id="9237142406-5">}</span><span·class="p"·data-group-id="9237142406-4">]</span></code></pre><p>Variables·from·the·environment·can·be·imported,·so·that·the·following·works:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="n">X</span><span·class="o">=</span><span·class="mi">3</span><span·class="p">.</span><span·class="w"> | ||
| 1895 | </span><span·class="mi">3</span><span·class="gp·unselectable"> | 1895 | </span><span·class="mi">3</span><span·class="gp·unselectable"> |
| 1896 | 3>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="5 | 1896 | 3>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="5275055242-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="5275055242-2">(</span><span·class="p"·data-group-id="5275055242-3">{</span><span·class="n">M</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·465,·SHA:·de08647f02c22c70dd6724d2be6b54a30203b7674ca637d89470c5a0758c3e62·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1897 | </span><span·class="p"·data-group-id="5 | 1897 | </span><span·class="p"·data-group-id="5275055242-4">[</span><span·class="p"·data-group-id="5275055242-5">{</span><span·class="p"·data-group-id="5275055242-6">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="ss">'$2'</span><span·class="p"·data-group-id="52[·...·truncated·by·diffoscope;·len:·824,·SHA:·71943e54fe34f1af3d2159f17362122f5c8f82fb110ead7dfb8f081429e4dea3·...·]-4">]</span></code></pre><p>The·imported·variables·are·replaced·by·match·specification·<code·class="inline">const</code>·expressions, |
| 1898 | which·is·consistent·with·the·static·scoping·for·Erlang·funs.·However,·local·or | 1898 | which·is·consistent·with·the·static·scoping·for·Erlang·funs.·However,·local·or |
| 1899 | global·function·calls·cannot·be·in·the·guard·or·body·of·the·fun.·Calls·to | 1899 | global·function·calls·cannot·be·in·the·guard·or·body·of·the·fun.·Calls·to |
| 1900 | built-in·match·specification·functions·is·of·course·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id=" | 1900 | built-in·match·specification·functions·is·of·course·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="3727145161-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="3727145161-2">(</span><span·class="p"·data-group-id="3727145161-3">{</span><span·class="n">M</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·674,·SHA:·3a7ce0a44169b8e1a7784caa5128f4d30388ecef8edff326a702c0e5d45c3972·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1901 | </span><span·class="n">Error</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">containing</span><span·class="w">·</span><span·class="ss">local</span><span·class="w">·</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="nf">calls</span><span·class="w"> | 1901 | </span><span·class="n">Error</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">containing</span><span·class="w">·</span><span·class="ss">local</span><span·class="w">·</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="nf">calls</span><span·class="w"> |
| 1902 | </span><span·class="p"·data-group-id=" | 1902 | </span><span·class="p"·data-group-id="3727145161-5">(</span><span·class="ss">'my_fun'</span><span·class="w">·</span><span·class="ss">called</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">guard</span><span·class="p"·data-group-id="372714[·...·truncated·by·diffoscope;·len:·4,·SHA:·af26d805b13b5a3b82a9b781f380b29f86596f0a75e4ed98eeaaf24a98180c3b·...·]-5">)</span><span·class="w">·</span><span·class="ss">cannot</span><span·class="w">·</span><span·class="ss">be</span><span·class="w">·</span><span·class="ss">translated</span><span·class="w">·</span><span·class="ss">into</span><span·class="w">·</span><span·class="ss">match_spec</span><span·class="w"> |
| 1903 | </span><span·class="p"·data-group-id=" | 1903 | </span><span·class="p"·data-group-id="3727145161-6">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="ss">transform_error</span><span·class="p"·data-group-id="3727145161-6">}</span><span·class="gp·unselectable"> |
| 1904 | 5>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id=" | 1904 | 5>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="3727145161-7">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="3727145161-8">(</span><span·class="p"·data-group-id="3727145161-9">{</span><span·class="n">M</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·677,·SHA:·0bf7dce7c7352daadafb2843e69bfae7b51c4bdd9407830ff6cd75263a2c9b0d·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 1905 | </span><span·class="p"·data-group-id=" | 1905 | </span><span·class="p"·data-group-id="3727145161-11">[</span><span·class="p"·data-group-id="3727145161-12">{</span><span·class="p"·data-group-id="3727145161-13">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="ss">'$2'</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·1059,·SHA:·e450face098d78adb6fc08bda88d2cdbdb6926a9be4e348adc5dda59a9f88ae1·...·]-11">]</span></code></pre><p>As·shown·by·the·example,·the·function·can·be·called·from·the·shell·also.·The·fun |
| 1906 | must·be·literally·in·the·call·when·used·from·the·shell·as·well.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>If·the·<code·class="inline">parse_transform</code>·is·not·applied·to·a·module·that·calls·this·pseudo | 1906 | must·be·literally·in·the·call·when·used·from·the·shell·as·well.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>If·the·<code·class="inline">parse_transform</code>·is·not·applied·to·a·module·that·calls·this·pseudo |
| 1907 | function,·the·call·fails·in·runtime·(with·a·<code·class="inline">badarg</code>).·The·<code·class="inline">ets</code>·module | 1907 | function,·the·call·fails·in·runtime·(with·a·<code·class="inline">badarg</code>).·The·<code·class="inline">ets</code>·module |
| 1908 | exports·a·function·with·this·name,·but·it·is·never·to·be·called·except·when | 1908 | exports·a·function·with·this·name,·but·it·is·never·to·be·called·except·when |
| 1909 | using·the·function·in·the·shell.·If·the·<code·class="inline">parse_transform</code>·is·properly·applied | 1909 | using·the·function·in·the·shell.·If·the·<code·class="inline">parse_transform</code>·is·properly·applied |
| 1910 | by·including·header·file·<code·class="inline">ms_transform.hrl</code>,·compiled·code·never·calls·the | 1910 | by·including·header·file·<code·class="inline">ms_transform.hrl</code>,·compiled·code·never·calls·the |
| 1911 | function,·but·the·function·call·is·replaced·by·a·literal·match·specification.</p></section><p>For·more·information,·see·<a·href="ms_transform.html"><code·class="inline">ms_transform</code></a>.</p> | 1911 | function,·but·the·function·call·is·replaced·by·a·literal·match·specification.</p></section><p>For·more·information,·see·<a·href="ms_transform.html"><code·class="inline">ms_transform</code></a>.</p> |
| 1912 | ··</section> | 1912 | ··</section> |
| Offset 2491, 20 lines modified | Offset 2491, 20 lines modified | ||
| 2491 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·match(Table,·Pattern)·->·[Match] | 2491 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·match(Table,·Pattern)·->·[Match] |
| 2492 | ···············when·Table·::·<a·href="#t:table/0">table</a>(),·Pattern·::·<a·href="#t:match_pattern/0">match_pattern</a>(),·Match·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()].</pre> | 2492 | ···············when·Table·::·<a·href="#t:table/0">table</a>(),·Pattern·::·<a·href="#t:match_pattern/0">match_pattern</a>(),·Match·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()].</pre> |
| 2493 | ······</div> | 2493 | ······</div> |
| 2494 | <p>Matches·the·objects·in·table·<code·class="inline">Table</code>·against·pattern·<code·class="inline">Pattern</code>.</p><p>A·pattern·is·a·term·that·can·contain:</p><ul><li>Bound·parts·(Erlang·terms)</li><li><code·class="inline">'_'</code>·that·matches·any·Erlang·term</li><li>Pattern·variables·<code·class="inline">'$N'</code>,·where·<code·class="inline">N</code>=0,1,...</li></ul><p>The·function·returns·a·list·with·one·element·for·each·matching·object,·where | 2494 | <p>Matches·the·objects·in·table·<code·class="inline">Table</code>·against·pattern·<code·class="inline">Pattern</code>.</p><p>A·pattern·is·a·term·that·can·contain:</p><ul><li>Bound·parts·(Erlang·terms)</li><li><code·class="inline">'_'</code>·that·matches·any·Erlang·term</li><li>Pattern·variables·<code·class="inline">'$N'</code>,·where·<code·class="inline">N</code>=0,1,...</li></ul><p>The·function·returns·a·list·with·one·element·for·each·matching·object,·where |
| 2495 | each·element·is·an·ordered·list·of·pattern·variable·bindings,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id=" | 2495 | each·element·is·an·ordered·list·of·pattern·variable·bindings,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id="5722772387-1">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="5722772387-1">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·Matches·every·object·in·table</span><span·class="w"> |
| 2496 | </span><span·class="p"·data-group-id=" | 2496 | </span><span·class="p"·data-group-id="5722772387-2">[</span><span·class="p"·data-group-id="5722772387-3">[</span><span·class="p"·data-group-id="5722772387-4">{</span><span·class="ss">rufsen</span><span·class="p">,</span><span·class="ss">dog</span><span·class="p">,</span><span·class="mi">7</spa[·...·truncated·by·diffoscope;·len:·882,·SHA:·61be36964861ea28149ecda730e3827bb8195bd262b4610f93db0d7fbd72b437·...·]-2">]</span><span·class="gp·unselectable"> |
| 2497 | 7>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id=" | 2497 | 7>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id="5722772387-9">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5722772387-10">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss">dog</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·133,·SHA:·af1efa7479076f13afb2b66d79f4488990a9d8dbcf4b28308ab4a3df750663eb·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 2498 | </span><span·class="p"·data-group-id=" | 2498 | </span><span·class="p"·data-group-id="5722772387-11">[</span><span·class="p"·data-group-id="5722772387-12">[</span><span·class="mi">7</span><span·class="p"·data-group-id="5722772387-12">]</span><span·class="p">,</span><span·class="p"·data-group-id="5722772387-13">[</span><span·class="mi">5</sp[·...·truncated·by·diffoscope;·len:·98,·SHA:·c04668eca5564df3d3b055e2adb7aea73150073b61ebfea04f3eea955eca3990·...·]-11">]</span><span·class="gp·unselectable"> |
| 2499 | 8>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id=" | 2499 | 8>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id="5722772387-14">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5722772387-15">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss">cow</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·134,·SHA:·5d5d05929b1838bdfbf9a1b2ff922b3d413e7537e92d1e3e325ebc822b421aa7·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 2500 | </span><span·class="p"·data-group-id=" | 2500 | </span><span·class="p"·data-group-id="5722772387-16">[</span><span·class="p"·data-group-id="5722772387-16">]</span></code></pre><p>If·the·key·is·specified·in·the·pattern,·the·match·is·very·efficient.·If·the·key |
| 2501 | is·not·specified,·that·is,·if·it·is·a·variable·or·an·underscore,·the·entire | 2501 | is·not·specified,·that·is,·if·it·is·a·variable·or·an·underscore,·the·entire |
| 2502 | table·must·be·searched.·The·search·time·can·be·substantial·if·the·table·is·very | 2502 | table·must·be·searched.·The·search·time·can·be·substantial·if·the·table·is·very |
| 2503 | large.</p><p>For·tables·of·type·<code·class="inline">ordered_set</code>,·the·result·is·in·the·same·order·as·in·a | 2503 | large.</p><p>For·tables·of·type·<code·class="inline">ordered_set</code>,·the·result·is·in·the·same·order·as·in·a |
| 2504 | <code·class="inline">first</code>/<code·class="inline">next</code>·traversal.</p> | 2504 | <code·class="inline">first</code>/<code·class="inline">next</code>·traversal.</p> |
| 2505 | ··</section> | 2505 | ··</section> |
| 2506 | </section> | 2506 | </section> |
| 2507 | <section·class="detail"·id="match/3"> | 2507 | <section·class="detail"·id="match/3"> |
| Offset 2734, 18 lines modified | Offset 2734, 18 lines modified | ||
| 2734 | use.</p><p>The·matching·is·executed·on·each·element·in·<code·class="inline">List</code>·and·the·function·returns·a | 2734 | use.</p><p>The·matching·is·executed·on·each·element·in·<code·class="inline">List</code>·and·the·function·returns·a |
| 2735 | list·containing·all·results.·If·an·element·in·<code·class="inline">List</code>·does·not·match,·nothing·is | 2735 | list·containing·all·results.·If·an·element·in·<code·class="inline">List</code>·does·not·match,·nothing·is |
| 2736 | returned·for·that·element.·The·length·of·the·result·list·is·therefore·equal·or | 2736 | returned·for·that·element.·The·length·of·the·result·list·is·therefore·equal·or |
| 2737 | less·than·the·length·of·parameter·<code·class="inline">List</code>.</p><p><em>Example:</em></p><p>The·following·two·calls·give·the·same·result·(but·certainly·not·the·same | 2737 | less·than·the·length·of·parameter·<code·class="inline">List</code>.</p><p><em>Example:</em></p><p>The·following·two·calls·give·the·same·result·(but·certainly·not·the·same |
| 2738 | execution·time):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Table</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="ss">new</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 2738 | execution·time):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Table</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="ss">new</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 2739 | </span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 2739 | </span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 2740 | </span><span·class="c1">%·The·following·call...</span><span·class="w"> | 2740 | </span><span·class="c1">%·The·following·call...</span><span·class="w"> |
| 2741 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_spec_run</span><span·class="p"·data-group-id="3 | 2741 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_spec_run</span><span·class="p"·data-group-id="8344913307-1">(</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">tab2list</span><span·class="p"·data-group-id="8344913307-2">(</span><span·class="n">Table</span><span·class="p"·data-group-id="8344913307-2">)</span><span·class="p">,</span><span·class="w"> |
| 2742 | ···················</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_spec_compile</span><span·class="p"·data-group-id="3 | 2742 | ···················</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_spec_compile</span><span·class="p"·data-group-id="8344913307-3">(</span><span·class="n">MatchSpec</span><span·class="p"·data-group-id="8344913307-3">)</span><span·class="p"·data-group-id="8344913307-1">)</span><span·class="p">,</span><span·class="w"> |
| 2743 | </span><span·class="c1">%·...gives·the·same·result·as·the·more·common·(and·more·efficient)</span><span·class="w"> | 2743 | </span><span·class="c1">%·...gives·the·same·result·as·the·more·common·(and·more·efficient)</span><span·class="w"> |
| 2744 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="3 | 2744 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="8344913307-4">(</span><span·class="n">Table</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MatchSpec</span><span·class="p"·data-group-id="8344913307-4">)</span><span·class="p">,</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·function·has·limited·use·in·normal·code.·It·is·used·by·the·<a·href="dets.html"><code·class="inline">dets</code></a> |
| 2745 | module·to·perform·the·<a·href="dets.html#select/1"><code·class="inline">dets:select/1</code></a>·operations·and·by·Mnesia·during | 2745 | module·to·perform·the·<a·href="dets.html#select/1"><code·class="inline">dets:select/1</code></a>·operations·and·by·Mnesia·during |
| 2746 | transactions.</p></section> | 2746 | transactions.</p></section> |
| 2747 | ··</section> | 2747 | ··</section> |
| 2748 | </section> | 2748 | </section> |
| 2749 | <section·class="detail"·id="member/2"> | 2749 | <section·class="detail"·id="member/2"> |
| 2750 | ··<div·class="detail-header"> | 2750 | ··<div·class="detail-header"> |
| Offset 3084, 27 lines modified | Offset 3084, 27 lines modified | ||
| 3084 | <p>Restores·an·opaque·continuation·returned·by·<a·href="#select/3"><code·class="inline">select/3</code></a>·or·<a·href="#select/1"><code·class="inline">select/1</code></a>·if·the | 3084 | <p>Restores·an·opaque·continuation·returned·by·<a·href="#select/3"><code·class="inline">select/3</code></a>·or·<a·href="#select/1"><code·class="inline">select/1</code></a>·if·the |
| 3085 | continuation·has·passed·through·external·term·format·(been·sent·between·nodes·or | 3085 | continuation·has·passed·through·external·term·format·(been·sent·between·nodes·or |
| 3086 | stored·on·disk).</p><p>The·reason·for·this·function·is·that·continuation·terms·contain·compiled·match | 3086 | stored·on·disk).</p><p>The·reason·for·this·function·is·that·continuation·terms·contain·compiled·match |
| 3087 | specifications·and·may·therefore·be·invalidated·if·converted·to·external·term | 3087 | specifications·and·may·therefore·be·invalidated·if·converted·to·external·term |
| 3088 | format.·Given·that·the·original·match·specification·is·kept·intact,·the | 3088 | format.·Given·that·the·original·match·specification·is·kept·intact,·the |
| 3089 | continuation·can·be·restored,·meaning·it·can·once·again·be·used·in·subsequent | 3089 | continuation·can·be·restored,·meaning·it·can·once·again·be·used·in·subsequent |
| 3090 | <a·href="#select/1"><code·class="inline">select/1</code></a>·calls·even·though·it·has·been·stored·on·disk·or·on | 3090 | <a·href="#select/1"><code·class="inline">select/1</code></a>·calls·even·though·it·has·been·stored·on·disk·or·on |
| 3091 | another·node.</p><p><em>Examples:</em></p><p>The·following·sequence·of·calls·may·fail:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">T</span><span·class="o">=</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 3091 | another·node.</p><p><em>Examples:</em></p><p>The·following·sequence·of·calls·may·fail:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">T</span><span·class="o">=</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="8113446415-1">(</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="8113446415-2">[</span><span·class="p"·data-group-id="8113446415-2">]</span><span·class="p"·data-group-id="8113446415-1">)</span><span·class="p">,</span><span·class="w"> |
| 3092 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 3092 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 3093 | </span><span·class="n">MS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id=" | 3093 | </span><span·class="n">MS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="8113446415-3">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="8113446415-4">(</span><span·class="p"·data-group-id="8113446415-5">{</span><span·class="n">N</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·722,·SHA:·ec458a8dccc81672f6aa6d4af2311232fe6bf2b13e4bcbe89f393dad5fafcadd·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 3094 | </span><span·class="p"·data-group-id=" | 3094 | </span><span·class="p"·data-group-id="8113446415-7">{</span><span·class="p">_</span><span·class="p">,</span><span·class="n">C</span><span·class="p"·data-group-id="8113446415-7">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·clas[·...·truncated·by·diffoscope;·len:·309,·SHA:·30393f8ad41e97a890daf3ec66ad46ad4aeb69471f709ae235c84243bbd32c75·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 3095 | </span><span·class="n">MaybeBroken</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id=" | 3095 | </span><span·class="n">MaybeBroken</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="8113446415-9">(</span><span·class="nf">term_to_binary</span><span·class="p"·data-group-id="8113446415-10">(</span><span·class="n">C</span><span·class="p"·data-group-id="8113446415-10">)</span><span·class="p"·data-group-id="8113446415-9">)</span><span·class="p">,</span><span·class="w"> |
| 3096 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 3096 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="8113446415-11">(</span><span·class="n">MaybeBroken</span><span·class="p"·data-group-id="8113446415-11">)</span><span·class="p">.</span></code></pre><p>The·following·sequence·works,·as·the·call·to |
| 3097 | <a·href="#repair_continuation/2"><code·class="inline">repair_continuation/2</code></a>·reestablishes·the | 3097 | <a·href="#repair_continuation/2"><code·class="inline">repair_continuation/2</code></a>·reestablishes·the |
| 3098 | <code·class="inline">MaybeBroken</code>·continuation.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">T</span><span·class="o">=</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 3098 | <code·class="inline">MaybeBroken</code>·continuation.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">T</span><span·class="o">=</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="1340933318-1">(</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="1340933318-2">[</span><span·class="p"·data-group-id="1340933318-2">]</span><span·class="p"·data-group-id="1340933318-1">)</span><span·class="p">,</span><span·class="w"> |
| 3099 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 3099 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 3100 | </span><span·class="n">MS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id=" | 3100 | </span><span·class="n">MS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="1340933318-3">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="1340933318-4">(</span><span·class="p"·data-group-id="1340933318-5">{</span><span·class="n">N</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·722,·SHA:·2100140d27efda45b849e4086742a1642012b01d030e5ae275b0d5c4f7b07ae5·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 3101 | </span><span·class="p"·data-group-id=" | 3101 | </span><span·class="p"·data-group-id="1340933318-7">{</span><span·class="p">_</span><span·class="p">,</span><span·class="n">C</span><span·class="p"·data-group-id="1340933318-7">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·clas[·...·truncated·by·diffoscope;·len:·261,·SHA:·06b78da0001ffe4ac59d0fc3ba1f2798c85dae0a12a520712cdc550d7d97eacf·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 3102 | </span><span·class="n">MaybeBroken</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="6242414865-9">(</span><span·class="nf">term_to_binary</span><span·class="p"·data-group-id="6242414865-10">(</span><span·class="n">C</span><span·class="p"·data-group-id="6242414865-10">)</span><span·class="p"·data-group-id="6242414865-9">)</span><span·class="p">,</span><span·class="w"> | ||
| 3103 | </span><span·class="n | 3102 | </span><span·class="n">MaybeBroken</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="1340933318-9">(</span><span·class="nf">term_to_binary</span><span·class="p"·data-group-id="1340[·...·truncated·by·diffoscope;·len:·190,·SHA:·fadf562965fee17edabea5120af202bcbe474eb4445e96e0295bf34313e170ed·...·] |
| 3103 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="1340933318-11">(</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">repair_continuation</span><span·class="p"·data-group-id="1340933318-12">(</span><span·class="n">MaybeBroken</span><span·class="p">,</span><span·class="n">MS</span><span·class="p"·data-group-id="1340933318-12">)</span><span·class="p"·data-group-id="1340933318-11">)</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·function·is·rarely·needed·in·application·code.·It·is·used·by·Mnesia·to | ||
| 3104 | provide·distributed·<a·href="#select/3"><code·class="inline">select/3</code></a>·and·<a·href="#select/1"><code·class="inline">select/1</code></a> | 3104 | provide·distributed·<a·href="#select/3"><code·class="inline">select/3</code></a>·and·<a·href="#select/1"><code·class="inline">select/1</code></a> |
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| Offset 191, 43 lines modified | Offset 191, 43 lines modified | ||
| 191 | function·has·been·applied·to·all·of·the·results·or·an·error·occurs,·the·last | 191 | function·has·been·applied·to·all·of·the·results·or·an·error·occurs,·the·last |
| 192 | function·is·called·with·argument·<code·class="inline">close</code>,·and·the·reply·is·returned·as·value·of | 192 | function·is·called·with·argument·<code·class="inline">close</code>,·and·the·reply·is·returned·as·value·of |
| 193 | the·current·call·to·the·sort·or·merge·function.</p><p>If·a·function·is·specified·as·input·and·the·last·input·function·returns | 193 | the·current·call·to·the·sort·or·merge·function.</p><p>If·a·function·is·specified·as·input·and·the·last·input·function·returns |
| 194 | <code·class="inline">{end_of_input,·Value}</code>,·the·function·specified·as·output·is·called·with | 194 | <code·class="inline">{end_of_input,·Value}</code>,·the·function·specified·as·output·is·called·with |
| 195 | argument·<code·class="inline">{value,·Value}</code>.·This·makes·it·easy·to·initiate·the·sequence·of·output | 195 | argument·<code·class="inline">{value,·Value}</code>.·This·makes·it·easy·to·initiate·the·sequence·of·output |
| 196 | functions·with·a·value·calculated·by·the·input·functions.</p><p>As·an·example,·consider·sorting·the·terms·on·a·disk·log·file.·A·function·that | 196 | functions·with·a·value·calculated·by·the·input·functions.</p><p>As·an·example,·consider·sorting·the·terms·on·a·disk·log·file.·A·function·that |
| 197 | reads·chunks·from·the·disk·log·and·returns·a·list·of·binaries·is·used·as·input. | 197 | reads·chunks·from·the·disk·log·and·returns·a·list·of·binaries·is·used·as·input. |
| 198 | The·results·are·collected·in·a·list·of·terms.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sort</span><span·class="p"·data-group-id="8639944069-1">(</span><span·class="n">Log</span><span·class="p"·data-group-id="8639944069-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 199 | 198 | The·results·are·collected·in·a·list·of·terms.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sort</span><span·class="p"·data-group-id="5688579553-1">(</span><span·class="n">Log</span><span·class="p"·data-group-id="5688579553-1">)</span[·...·truncated·by·diffoscope;·len:·46,·SHA:·1097a0bea68d65a431edcb4038943364caa12d307d0cd39d47cedc89a660f4e0·...·]</span><span·class="w"> | |
| 199 | ····</span><span·class="p"·data-group-id="5688579553-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="5688579553-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="5688579553-3">(</span><span·class="p"·data-group-id="5688579553-4">[</span><span·class="p"·data-group-id="5688579553-5">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="n">Log</span><span·class="p"·data-group-id="5688579553-5">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5688579553-6">{</span><span·class="ss">mode</span><span·class="p">,</span><span·class="ss">read_only</span><span·class="p"·data-group-id="5688579553-6">}</span><span·class="p"·data-group-id="5688579553-4">]</span><span·class="p"·data-group-id="5688579553-3">)</span><span·class="p">,</span><span·class="w"> | ||
| 200 | ····</span><span·class="n">Input</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">input</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="n">Input</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">input</span><span·class="p"·data-group-id="5688579553-7">(</span><span·class="n">Log</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start</span><span·class="p"·data-group-id="5688579553-7">)</span><span·class="p">,</span><span·class="w"> |
| 201 | ····</span><span·class="n">Output</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">output</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="n">Output</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">output</span><span·class="p"·data-group-id="5688579553-8">(</span><span·class="p"·data-group-id="5688579553-9">[</span><span·class="p"·data-group-id="5688579553-9">]</span><span·class="p"·data-group-id="5688579553-8">)</span><span·class="p">,</span><span·class="w"> |
| 202 | ····</span><span·class="n">Reply</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file_sorter</span><span·class="p">:</span><span·class="nf">sort</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="n">Reply</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file_sorter</span><span·class="p">:</span><span·class="nf">sort</span><span·class="p"·data-group-id="5688579553-10">(</span><span·class="n">Input</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Output</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5688579553-11">{</span><span·class="ss">format</s[·...·truncated·by·diffoscope;·len:·151,·SHA:·c0b4e205a3dbb09328acdb5826a2d1510a99332b15eec39e21aa1235c94f6a07·...·]-10">)</span><span·class="p">,</span><span·class="w"> |
| 203 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 203 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="5688579553-12">(</span><span·class="n">Log</span><span·class="p"·data-group-id="5688579553-12">)</span><span·class="p">,</span><span·class="w"> |
| 204 | ····</span><span·class="n">Reply</span><span·class="p">.</span><span·class="w"> | 204 | ····</span><span·class="n">Reply</span><span·class="p">.</span><span·class="w"> |
| 205 | </span><span·class="nf">input</span><span·class="p"·data-group-id=" | 205 | </span><span·class="nf">input</span><span·class="p"·data-group-id="5688579553-13">(</span><span·class="n">Log</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cont</span><span·class="p"·data-group-id="5688579553-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id="5688579553-14">(</span><span·class="ss">close</span><span·class="p"·data-group-id="5688579553-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ············</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 207 | ············</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 208 | ·······</span><span·class="p"·data-group-id=" | 208 | ·······</span><span·class="p"·data-group-id="5688579553-15">(</span><span·class="ss">read</span><span·class="p"·data-group-id="5688579553-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">chunk</span><span·class="p"·data-group-id=" | 209 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">chunk</span><span·class="p"·data-group-id="5688579553-16">(</span><span·class="n">Log</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cont</span><span·class="p"·data-group-id="5688579553-16">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 210 | ················</span><span·class="p"·data-group-id=" | 210 | ················</span><span·class="p"·data-group-id="5688579553-17">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="5688579553-17">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ····················</span><span·class="p"·data-group-id=" | 211 | ····················</span><span·class="p"·data-group-id="5688579553-18">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="5688579553-18">}</span><span·class="p">;</span><span·class="w"> |
| 212 | ················</span><span·class="p"·data-group-id=" | 212 | ················</span><span·class="p"·data-group-id="5688579553-19">{</span><span·class="n">Cont2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Terms</span><span·class="p"·data-group-id="5688579553-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 213 | ····················</span><span·class="p"·data-group-id=" | 213 | ····················</span><span·class="p"·data-group-id="5688579553-20">{</span><span·class="n">Terms</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">input</span><span·class="p"·data-group-id="5688579553-21">(</span><span·class="n">Log</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·123,·SHA:·2bb7e5663f817de4bc7224241a438b81bc5c386c16c0e006a984c01c17f2525e·...·]-20">}</span><span·class="p">;</span><span·class="w"> |
| 214 | ················</span><span·class="p"·data-group-id=" | 214 | ················</span><span·class="p"·data-group-id="5688579553-22">{</span><span·class="n">Cont2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Terms</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Badbytes</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·0993511782c9463dc821131d52cacb612a8a380d63abb4dea9a258dc180711b5·...·]-22">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ····················</span><span·class="p"·data-group-id=" | 215 | ····················</span><span·class="p"·data-group-id="5688579553-23">{</span><span·class="n">Terms</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">input</span><span·class="p"·data-group-id="5688579553-24">(</span><span·class="n">Log</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·123,·SHA:·0ac3e9c04f58a7564666e169423fbabd8eb0f54a93cda02935be0238444908bb·...·]-23">}</span><span·class="p">;</span><span·class="w"> |
| 216 | ················</span><span·class="ss">eof</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 216 | ················</span><span·class="ss">eof</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 217 | ····················</span><span·class="ss">end_of_input</span><span·class="w"> | 217 | ····················</span><span·class="ss">end_of_input</span><span·class="w"> |
| 218 | ············</span><span·class="k">end</span><span·class="w"> | 218 | ············</span><span·class="k">end</span><span·class="w"> |
| 219 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 219 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 220 | </span><span·class="nf">output</span><span·class="p"·data-group-id=" | 220 | </span><span·class="nf">output</span><span·class="p"·data-group-id="5688579553-25">(</span><span·class="n">L</span><span·class="p"·data-group-id="5688579553-25">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 221 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 221 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id="5688579553-26">(</span><span·class="ss">close</span><span·class="p"·data-group-id="5688579553-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 222 | ············</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 222 | ············</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="5688579553-27">(</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id="5688579553-28">(</span><span·class="n">L</span><span·class="p"·data-group-id="5688579553-28">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·68448b9edc92775e4bf0ddd31b78fc5193f01dcc6a3424c7d18f140c7760b9b6·...·]-27">)</span><span·class="p">;</span><span·class="w"> |
| 223 | ·······</span><span·class="p"·data-group-id=" | 223 | ·······</span><span·class="p"·data-group-id="5688579553-29">(</span><span·class="n">Terms</span><span·class="p"·data-group-id="5688579553-29">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 224 | ············</span><span·class="nf">output</span><span·class="p"·data-group-id=" | 224 | ············</span><span·class="nf">output</span><span·class="p"·data-group-id="5688579553-30">(</span><span·class="p"·data-group-id="5688579553-31">[</span><span·class="n">Terms</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">L</span><span·class="p"·data-group-id="5688579553-31">]</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·3aadfbb39c49ceb387c8cf123ca47d5742630eded54fb1ca1854189540f2e005·...·]-30">)</span><span·class="w"> |
| 225 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>For·more·examples·of·functions·as·input·and·output,·see·the·end·of·the | 225 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>For·more·examples·of·functions·as·input·and·output,·see·the·end·of·the |
| 226 | <code·class="inline">file_sorter</code>·module;·the·<code·class="inline">term</code>·format·is·implemented·with·functions.</p><p>The·possible·values·of·<code·class="inline">Reason</code>·returned·when·an·error·occurs·are:</p><ul><li><code·class="inline">bad_object</code>,·<code·class="inline">{bad_object,·FileName}</code>·-·Applying·the·format·function·failed | 226 | <code·class="inline">file_sorter</code>·module;·the·<code·class="inline">term</code>·format·is·implemented·with·functions.</p><p>The·possible·values·of·<code·class="inline">Reason</code>·returned·when·an·error·occurs·are:</p><ul><li><code·class="inline">bad_object</code>,·<code·class="inline">{bad_object,·FileName}</code>·-·Applying·the·format·function·failed |
| 227 | for·some·binary,·or·the·key(s)·could·not·be·extracted·from·some·term.</li><li><code·class="inline">{bad_term,·FileName}</code>·-·<a·href="io.html#read/2"><code·class="inline">io:read/2</code></a>·failed·to·read·some·term.</li><li><code·class="inline">{file_error,·FileName,·file:posix()}</code>·-·For·an·explanation·of | 227 | for·some·binary,·or·the·key(s)·could·not·be·extracted·from·some·term.</li><li><code·class="inline">{bad_term,·FileName}</code>·-·<a·href="io.html#read/2"><code·class="inline">io:read/2</code></a>·failed·to·read·some·term.</li><li><code·class="inline">{file_error,·FileName,·file:posix()}</code>·-·For·an·explanation·of |
| 228 | <a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:posix/0"><code·class="inline">file:posix()</code></a>,·see·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html"><code·class="inline">file</code></a>.</li><li><code·class="inline">{premature_eof,·FileName}</code>·-·End-of-file·was·encountered·inside·some·binary | 228 | <a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:posix/0"><code·class="inline">file:posix()</code></a>,·see·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html"><code·class="inline">file</code></a>.</li><li><code·class="inline">{premature_eof,·FileName}</code>·-·End-of-file·was·encountered·inside·some·binary |
| 229 | term.</li></ul> | 229 | term.</li></ul> |
| 230 | ····</section> | 230 | ····</section> |
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| 1830 | ······<p·class="built-using"> | 1830 | ······<p·class="built-using"> |
| 1831 | ········Built·using | 1831 | ········Built·using |
| 1832 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1832 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1833 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1833 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1834 | ······</p> | 1834 | ······</p> |
| 1835 | <p>Copyright·©·1996-202 | 1835 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1836 | ····</footer> | 1836 | ····</footer> |
| 1837 | ··</div> | 1837 | ··</div> |
| 1838 | </main> | 1838 | </main> |
| 1839 | </div> | 1839 | </div> |
| 1840 | <script> | 1840 | <script> |
| 1841 | ··function·mermaidLoaded()·{ | 1841 | ··function·mermaidLoaded()·{ |
| 1842 | ····mermaid.initialize({ | 1842 | ····mermaid.initialize({ |
| Offset 986, 23 lines modified | Offset 986, 23 lines modified | ||
| 986 | ································Cwd·::·<a·href="#t:filename_all/0">filename_all</a>(), | 986 | ································Cwd·::·<a·href="#t:filename_all/0">filename_all</a>(), |
| 987 | ································SafeFilename·::·<a·href="#t:filename_all/0">filename_all</a>().</pre> | 987 | ································SafeFilename·::·<a·href="#t:filename_all/0">filename_all</a>().</pre> |
| 988 | ······</div> | 988 | ······</div> |
| 989 | <p>Sanitizes·the·relative·path·by·eliminating·".."·and·"."·components·to·protect | 989 | <p>Sanitizes·the·relative·path·by·eliminating·".."·and·"."·components·to·protect |
| 990 | against·directory·traversal·attacks.</p><p>Either·returns·the·sanitized·path·name,·or·the·atom·<code·class="inline">unsafe</code>·if·the·path·is·unsafe. | 990 | against·directory·traversal·attacks.</p><p>Either·returns·the·sanitized·path·name,·or·the·atom·<code·class="inline">unsafe</code>·if·the·path·is·unsafe. |
| 991 | The·path·is·considered·unsafe·in·the·following·circumstances:</p><ul><li>The·path·is·not·relative.</li><li>A·".."·component·would·climb·up·above·the·root·of·the·relative·path.</li><li>A·symbolic·link·in·the·path·points·above·the·root·of·the·relative·path.</li></ul><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id=" | 991 | The·path·is·considered·unsafe·in·the·following·circumstances:</p><ul><li>The·path·is·not·relative.</li><li>A·".."·component·would·climb·up·above·the·root·of·the·relative·path.</li><li>A·symbolic·link·in·the·path·points·above·the·root·of·the·relative·path.</li></ul><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="5128155516-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cwd</span><span·class="p"·data-group-id="5128155516-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·168,·SHA:·691185344540615e94da8ec2fce3b6324c69987134196175d6bdc3c66b467119·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 992 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 992 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 993 | 2>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id=" | 993 | 2>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id="5128155516-3">(</span><span·class="s">"dir/sub_dir/.."</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cwd</span><span·class="p"·data-group-id="5128155516-3">)</span><span·class="p">.</span><span·class="w"> |
| 994 | </span><span·class="s">"dir"</span><span·class="gp·unselectable"> | 994 | </span><span·class="s">"dir"</span><span·class="gp·unselectable"> |
| 995 | 3>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id=" | 995 | 3>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id="5128155516-4">(</span><span·class="s">"dir/.."</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cwd</span><span·class="p"·data-group-id="5128155516-4">)</span><span·class="p">.</span><span·class="w"> |
| 996 | </span><span·class="p"·data-group-id=" | 996 | </span><span·class="p"·data-group-id="5128155516-5">[</span><span·class="p"·data-group-id="5128155516-5">]</span><span·class="gp·unselectable"> |
| 997 | 4>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id=" | 997 | 4>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id="5128155516-6">(</span><span·class="s">"dir/../.."</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cwd</span><span·class="p"·data-group-id="5128155516-6">)</span><span·class="p">.</span><span·class="w"> |
| 998 | </span><span·class="ss">unsafe</span><span·class="gp·unselectable"> | 998 | </span><span·class="ss">unsafe</span><span·class="gp·unselectable"> |
| 999 | 5>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id=" | 999 | 5>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id="5128155516-7">(</span><span·class="s">"/abs/path"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cwd</span><span·class="p"·data-group-id="5128155516-7">)</span><span·class="p">.</span><span·class="w"> |
| 1000 | </span><span·class="ss">unsafe</span></code></pre> | 1000 | </span><span·class="ss">unsafe</span></code></pre> |
| 1001 | ··</section> | 1001 | ··</section> |
| 1002 | </section> | 1002 | </section> |
| 1003 | <section·class="detail"·id="wildcard/1"> | 1003 | <section·class="detail"·id="wildcard/1"> |
| 1004 | ··<div·class="detail-header"> | 1004 | ··<div·class="detail-header"> |
| 1005 | ····<a·href="#wildcard/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1005 | ····<a·href="#wildcard/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1090, 15 lines modified | Offset 1090, 15 lines modified | ||
| 1090 | ······<p·class="built-using"> | 1090 | ······<p·class="built-using"> |
| 1091 | ········Built·using | 1091 | ········Built·using |
| 1092 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1092 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1093 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1093 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1094 | ······</p> | 1094 | ······</p> |
| 1095 | <p>Copyright·©·1996-202 | 1095 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1096 | ····</footer> | 1096 | ····</footer> |
| 1097 | ··</div> | 1097 | ··</div> |
| 1098 | </main> | 1098 | </main> |
| 1099 | </div> | 1099 | </div> |
| 1100 | <script> | 1100 | <script> |
| 1101 | ··function·mermaidLoaded()·{ | 1101 | ··function·mermaidLoaded()·{ |
| 1102 | ····mermaid.initialize({ | 1102 | ····mermaid.initialize({ |
| Offset 514, 28 lines modified | Offset 514, 28 lines modified | ||
| 514 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·absname(Filename)·->·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:filename_all/0">file:filename_all</a>()·when·Filename·::·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:name_all/0">file:name_all</a>().</pre> | 514 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·absname(Filename)·->·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:filename_all/0">file:filename_all</a>()·when·Filename·::·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:name_all/0">file:name_all</a>().</pre> |
| 515 | ······</div> | 515 | ······</div> |
| 516 | <p>Converts·a·relative·<code·class="inline">Filename</code>·and·returns·an·absolute·name.·No·attempt·is·made | 516 | <p>Converts·a·relative·<code·class="inline">Filename</code>·and·returns·an·absolute·name.·No·attempt·is·made |
| 517 | to·create·the·shortest·absolute·name,·as·this·can·give·incorrect·results·on·file | 517 | to·create·the·shortest·absolute·name,·as·this·can·give·incorrect·results·on·file |
| 518 | systems·that·allow·links.</p><p><em>Unix·examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">pwd</span><span·class="p"·data-group-id=" | 518 | systems·that·allow·links.</p><p><em>Unix·examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">pwd</span><span·class="p"·data-group-id="4143045429-1">(</span><span·class="p"·data-group-id="4143045429-1">)</span><span·class="p">.</span><span·class="w"> |
| 519 | </span><span·class="s">"/usr/local"</span><span·class="gp·unselectable"> | 519 | </span><span·class="s">"/usr/local"</span><span·class="gp·unselectable"> |
| 520 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id=" | 520 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="4143045429-2">(</span><span·class="s">"foo"</span><span·class="p"·data-group-id="4143045429-2">)</span><span·class="p">.</span><span·class="w"> |
| 521 | </span><span·class="s">"/usr/local/foo"</span><span·class="gp·unselectable"> | 521 | </span><span·class="s">"/usr/local/foo"</span><span·class="gp·unselectable"> |
| 522 | 3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id=" | 522 | 3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="4143045429-3">(</span><span·class="s">"../x"</span><span·class="p"·data-group-id="4143045429-3">)</span><span·class="p">.</span><span·class="w"> |
| 523 | </span><span·class="s">"/usr/local/../x"</span><span·class="gp·unselectable"> | 523 | </span><span·class="s">"/usr/local/../x"</span><span·class="gp·unselectable"> |
| 524 | 4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id=" | 524 | 4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="4143045429-4">(</span><span·class="s">"/"</span><span·class="p"·data-group-id="4143045429-4">)</span><span·class="p">.</span><span·class="w"> |
| 525 | </span><span·class="s">"/"</span></code></pre><p><em>Windows·examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">pwd</span><span·class="p"·data-group-id=" | 525 | </span><span·class="s">"/"</span></code></pre><p><em>Windows·examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">pwd</span><span·class="p"·data-group-id="4200123845-1">(</span><span·class="p"·data-group-id="4200123845-1">)</span><span·class="p">.</span><span·class="w"> |
| 526 | </span><span·class="s">"D:/usr/local"</span><span·class="gp·unselectable"> | 526 | </span><span·class="s">"D:/usr/local"</span><span·class="gp·unselectable"> |
| 527 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id=" | 527 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="4200123845-2">(</span><span·class="s">"foo"</span><span·class="p"·data-group-id="4200123845-2">)</span><span·class="p">.</span><span·class="w"> |
| 528 | </span><span·class="s">"D:/usr/local/foo"</span><span·class="gp·unselectable"> | 528 | </span><span·class="s">"D:/usr/local/foo"</span><span·class="gp·unselectable"> |
| 529 | 3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id=" | 529 | 3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="4200123845-3">(</span><span·class="s">"../x"</span><span·class="p"·data-group-id="4200123845-3">)</span><span·class="p">.</span><span·class="w"> |
| 530 | </span><span·class="s">"D:/usr/local/../x"</span><span·class="gp·unselectable"> | 530 | </span><span·class="s">"D:/usr/local/../x"</span><span·class="gp·unselectable"> |
| 531 | 4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id=" | 531 | 4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="4200123845-4">(</span><span·class="s">"/"</span><span·class="p"·data-group-id="4200123845-4">)</span><span·class="p">.</span><span·class="w"> |
| 532 | </span><span·class="s">"D:/"</span></code></pre> | 532 | </span><span·class="s">"D:/"</span></code></pre> |
| 533 | ··</section> | 533 | ··</section> |
| 534 | </section> | 534 | </section> |
| 535 | <section·class="detail"·id="absname/2"> | 535 | <section·class="detail"·id="absname/2"> |
| 536 | ··<div·class="detail-header"> | 536 | ··<div·class="detail-header"> |
| 537 | ····<a·href="#absname/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 537 | ····<a·href="#absname/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 659, 66 lines modified | Offset 659, 66 lines modified | ||
| 659 | ······</div> | 659 | ······</div> |
| 660 | <p><a·href=""·id="basedir_3_1"></a>·<a·href=""·id="basedir_3_2"></a></p><p>Returns·a·suitable·path,·or·paths,·for·a·given·type.·If·<code·class="inline">os</code>·is·not·set·in | 660 | <p><a·href=""·id="basedir_3_1"></a>·<a·href=""·id="basedir_3_2"></a></p><p>Returns·a·suitable·path,·or·paths,·for·a·given·type.·If·<code·class="inline">os</code>·is·not·set·in |
| 661 | <code·class="inline">Opts</code>·the·function·will·default·to·the·native·option,·that·is·<code·class="inline">'linux'</code>, | 661 | <code·class="inline">Opts</code>·the·function·will·default·to·the·native·option,·that·is·<code·class="inline">'linux'</code>, |
| 662 | <code·class="inline">'darwin'</code>·or·<code·class="inline">'windows'</code>,·as·understood·by·<a·href="../../../../lib/kernel-10.2.2/doc/html/os.html#type/0"><code·class="inline">os:type/0</code></a>.·Anything·not·recognized | 662 | <code·class="inline">'darwin'</code>·or·<code·class="inline">'windows'</code>,·as·understood·by·<a·href="../../../../lib/kernel-10.2.2/doc/html/os.html#type/0"><code·class="inline">os:type/0</code></a>.·Anything·not·recognized |
| 663 | as·<code·class="inline">'darwin'</code>·or·<code·class="inline">'windows'</code>·is·interpreted·as·<code·class="inline">'linux'</code>.</p><p>The·options·<code·class="inline">'author'</code>·and·<code·class="inline">'version'</code>·are·only·used·with·<code·class="inline">'windows'</code>·option | 663 | as·<code·class="inline">'darwin'</code>·or·<code·class="inline">'windows'</code>·is·interpreted·as·<code·class="inline">'linux'</code>.</p><p>The·options·<code·class="inline">'author'</code>·and·<code·class="inline">'version'</code>·are·only·used·with·<code·class="inline">'windows'</code>·option |
| 664 | mode.</p><ul><li><p><code·class="inline"·id="user_cache">user_cache</code></p><p>The·path·location·is·intended·for·transient·data·files·on·a·local·machine.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CACHE_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 664 | mode.</p><ul><li><p><code·class="inline"·id="user_cache">user_cache</code></p><p>The·path·location·is·intended·for·transient·data·files·on·a·local·machine.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CACHE_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="1963111886-1">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1963111886-2">#{</span><[·...·truncated·by·diffoscope;·len:·176,·SHA:·309690251e48156ff39e170b70409a35db6c378c892c4e8918c7447177c1e371·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 665 | </span><span·class="s">"/home/otptest/.cache/my_application"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 665 | </span><span·class="s">"/home/otptest/.cache/my_application"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="9574485753-1">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9574485753-2">#{</span><[·...·truncated·by·diffoscope;·len:·177,·SHA:·5a5a9685629138bfdb3ea5b0582331c4a6d39913de6fdf99a55a156717fc41e0·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 666 | </span><span·class="s">"/home/otptest/Library/Caches/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 666 | </span><span·class="s">"/home/otptest/Library/Caches/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="5236254509-1">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p"·data-group-id="5236254509-1">)</span><span·class="p">.</span><span·class="w"> |
| 667 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/Cache"</span><span·class="gp·unselectable"> | 667 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/Cache"</span><span·class="gp·unselectable"> |
| 668 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 668 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="5236254509-2">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p"·data-group-id="5236254509-2">)</span><span·class="p">.</span><span·class="w"> |
| 669 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/Cache"</span><span·class="gp·unselectable"> | 669 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/Cache"</span><span·class="gp·unselectable"> |
| 670 | 3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 670 | 3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="5236254509-3">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5236254509-4">#{</span><span·cla[·...·truncated·by·diffoscope;·len:·184,·SHA:·5a20407d54bd2554a42c5765282020e7953e8c42c69aabd7b25385b0c27c71a1·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 671 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/Cache"</span><span·class="gp·unselectable"> | 671 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/Cache"</span><span·class="gp·unselectable"> |
| 672 | 4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 672 | 4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="5236254509-5">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5236254509-6">#{</span><span·cla[·...·truncated·by·diffoscope;·len:·182,·SHA:·e2a37990f1f1d1e5186ecab3036c599627c1b4eaeaed72bca1144783ab112dc1·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 673 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/1.2/Cache"</span><span·class="gp·unselectable"> | 673 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/1.2/Cache"</span><span·class="gp·unselectable"> |
| 674 | 5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 674 | 5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="5236254509-7">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5236254509-8">#{</span><span·cla[·...·truncated·by·diffoscope;·len:·305,·SHA:·f6f8e0f25dd78d8522cfba50d82f8d39d07510a1a5d7d3a33fb986e6a14e0964·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 675 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/1.2/Cache"</span></code></pre></li><li><p><code·class="inline"·id="user_config">user_config</code></p><p>The·path·location·is·intended·for·persistent·configuration·files.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CONFIG_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 675 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/1.2/Cache"</span></code></pre></li><li><p><code·class="inline"·id="user_config">user_config</code></p><p>The·path·location·is·intended·for·persistent·configuration·files.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CONFIG_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="7398918203-1">(</span><span·class="ss">user_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7398918203-2">#{</span>[·...·truncated·by·diffoscope;·len:·177,·SHA:·d9fd85ab81f02a6b547b2c6dda4aa0f70d87359c37e0e4cf5950661a11a61a29·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 676 | </span><span·class="s">"/home/otptest/.config/my_application"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 676 | </span><span·class="s">"/home/otptest/.config/my_application"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="1584105792-1">(</span><span·class="ss">user_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1584105792-2">#{</span>[·...·truncated·by·diffoscope;·len:·178,·SHA:·ad26709ed8f18534492947f040c2a0a7e5e909d811573c650bb262dc9758f29b·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 677 | </span><span·class="s">"/home/otptest/Library/Application·Support/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 677 | </span><span·class="s">"/home/otptest/Library/Application·Support/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="8670649067-1">(</span><span·class="ss">user_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p"·data-group-id="8670649067-1">)</span><span·class="p">.</span><span·class="w"> |
| 678 | </span><span·class="s">"c:/Users/otptest/AppData/Roaming/My·App"</span><span·class="gp·unselectable"> | 678 | </span><span·class="s">"c:/Users/otptest/AppData/Roaming/My·App"</span><span·class="gp·unselectable"> |
| 679 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 679 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="8670649067-2">(</span><span·class="ss">user_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8670649067-3">#{</span><span·cl[·...·truncated·by·diffoscope;·len:·330,·SHA:·689c13b87a7ad3cf691332e3334f1e67b0a0d759d8119bb8c2f531a5bd427cd7·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 680 | </span><span·class="s">"c:/Users/otptest/AppData/Roaming/Erlang/My·App/1.2"</span></code></pre></li><li><p><code·class="inline"·id="user_data">user_data</code></p><p>The·path·location·is·intended·for·persistent·data·files.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_DATA_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 680 | </span><span·class="s">"c:/Users/otptest/AppData/Roaming/Erlang/My·App/1.2"</span></code></pre></li><li><p><code·class="inline"·id="user_data">user_data</code></p><p>The·path·location·is·intended·for·persistent·data·files.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_DATA_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="8342938797-1">(</span><span·class="ss">user_data</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8342938797-2">#{</span><s[·...·truncated·by·diffoscope;·len:·175,·SHA:·79f4d92f69fa713e6827a8b36ab9aac795a53c1e500ec1e28a8bb03196240200·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 681 | </span><span·class="s">"/home/otptest/.local/my_application"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 681 | </span><span·class="s">"/home/otptest/.local/my_application"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="0104244641-1">(</span><span·class="ss">user_data</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0104244641-2">#{</span><s[·...·truncated·by·diffoscope;·len:·176,·SHA:·f435a0aa043fad15c36f7634220bf19866560470babc44f76a2966a3bba66d9d·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 682 | </span><span·class="s">"/home/otptest/Library/Application·Support/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 682 | </span><span·class="s">"/home/otptest/Library/Application·Support/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="9928682879-1">(</span><span·class="ss">user_data</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p"·data-group-id="9928682879-1">)</span><span·class="p">.</span><span·class="w"> |
| 683 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App"</span><span·class="gp·unselectable"> | 683 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App"</span><span·class="gp·unselectable"> |
| 684 | 9>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 684 | 9>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="9928682879-2">(</span><span·class="ss">user_data</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p">,</span><span·class="p"·data-group-id="9928682879-3">#{</span><span·class="ss">author</span><spa[·...·truncated·by·diffoscope;·len:·280,·SHA:·b24aa4b9997a9ca830a7405bc4c352a0f119f000963867b9ca3a35e3ab5177fc·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 685 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/1.2"</span></code></pre></li><li><p><code·class="inline"·id="user_log">user_log</code></p><p>The·path·location·is·intended·for·transient·log·files·on·a·local·machine.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CACHE_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 685 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/1.2"</span></code></pre></li><li><p><code·class="inline"·id="user_log">user_log</code></p><p>The·path·location·is·intended·for·transient·log·files·on·a·local·machine.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CACHE_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="4597128007-1">(</span><span·class="ss">user_log</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4597128007-2">#{</span><sp[·...·truncated·by·diffoscope;·len:·174,·SHA:·571bdf0ab5a3a790a030e1ca0ec03aa209e4eab0164b3122a0623155e8240cba·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 686 | </span><span·class="s">"/home/otptest/.cache/my_application/log"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 686 | </span><span·class="s">"/home/otptest/.cache/my_application/log"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="7068688900-1">(</span><span·class="ss">user_log</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7068688900-2">#{</span><sp[·...·truncated·by·diffoscope;·len:·175,·SHA:·65f5bc5db1e02e21051e77504ece0781e53c7510979609f3736596f9fc9324ac·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 687 | </span><span·class="s">"/home/otptest/Library/Logs/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">12>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 687 | </span><span·class="s">"/home/otptest/Library/Logs/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">12>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="3717413873-1">(</span><span·class="ss">user_log</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p"·data-group-id="3717413873-1">)</span><span·class="p">.</span><span·class="w"> |
| 688 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/Logs"</span><span·class="gp·unselectable"> | 688 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/Logs"</span><span·class="gp·unselectable"> |
| 689 | 13>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 689 | 13>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="3717413873-2">(</span><span·class="ss">user_log</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p">,</span><span·class="p"·data-group-id="3717413873-3">#{</span><span·class="ss">author</span><span[·...·truncated·by·diffoscope;·len:·279,·SHA:·23aea5a72942c81b254250edcf3796305a1611ba12960f00804ad40996c3033f·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 690 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/1.2/Logs"</span></code></pre></li><li><p><code·class="inline"·id="site_config">site_config</code></p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CONFIG_DIRS</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 690 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/1.2/Logs"</span></code></pre></li><li><p><code·class="inline"·id="site_config">site_config</code></p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CONFIG_DIRS</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="8376909604-1">(</span><span·class="ss">site_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8376909604-2">#{</span>[·...·truncated·by·diffoscope;·len:·177,·SHA:·413ecfdddf3a12997f90eac98d0274acc9d375094643277e8b9c2f5946ec265f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 691 | </span><span·class="p"·data-group-id=" | 691 | </span><span·class="p"·data-group-id="8376909604-3">[</span><span·class="s">"/usr/local/share/my_application"</span><span·class="p">,</span><span·class="w"> |
| 692 | ·</span><span·class="s">"/usr/share/my_application"</span><span·class="p"·data-group-id=" | 692 | ·</span><span·class="s">"/usr/share/my_application"</span><span·class="p"·data-group-id="8376909604-3">]</span><span·class="gp·unselectable"> |
| 693 | 6>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">getenv</span><span·class="p"·data-group-id=" | 693 | 6>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">getenv</span><span·class="p"·data-group-id="8376909604-4">(</span><span·class="s">"XDG_CONFIG_DIRS"</span><span·class="p"·data-group-id="8376909604-4">)</span><span·class="p">.</span><span·class="w"> |
| 694 | </span><span·class="s">"/etc/xdg/xdg-ubuntu:/usr/share/upstart/xdg:/etc/xdg"</span><span·class="gp·unselectable"> | 694 | </span><span·class="s">"/etc/xdg/xdg-ubuntu:/usr/share/upstart/xdg:/etc/xdg"</span><span·class="gp·unselectable"> |
| 695 | 7>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 695 | 7>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="8376909604-5">(</span><span·class="ss">site_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8376909604-6">#{</span>[·...·truncated·by·diffoscope;·len:·177,·SHA:·f5ee9b29379c6155c6c0868572bdc993be8650128d56c907f3ddd0a128a38257·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 696 | </span><span·class="p"·data-group-id=" | 696 | </span><span·class="p"·data-group-id="8376909604-7">[</span><span·class="s">"/etc/xdg/xdg-ubuntu/my_application"</span><span·class="p">,</span><span·class="w"> |
| 697 | ·</span><span·class="s">"/usr/share/upstart/xdg/my_application"</span><span·class="p">,</span><span·class="w"> | 697 | ·</span><span·class="s">"/usr/share/upstart/xdg/my_application"</span><span·class="p">,</span><span·class="w"> |
| 698 | ·</span><span·class="s">"/etc/xdg/my_application"</span><span·class="p"·data-group-id=" | 698 | ·</span><span·class="s">"/etc/xdg/my_application"</span><span·class="p"·data-group-id="8376909604-7">]</span><span·class="gp·unselectable"> |
| 699 | 8>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">unsetenv</span><span·class="p"·data-group-id=" | 699 | 8>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">unsetenv</span><span·class="p"·data-group-id="8376909604-8">(</span><span·class="s">"XDG_CONFIG_DIRS"</span><span·class="p"·data-group-id="8376909604-8">)</span><span·class="p">.</span><span·class="w"> |
| 700 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 700 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 701 | 9>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 701 | 9>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="8376909604-9">(</span><span·class="ss">site_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8376909604-10">#{</span[·...·truncated·by·diffoscope;·len:·179,·SHA:·b2e02cb1c24cd4d9b4a607d8acef559d42fc31a4af0bea14fde3be94963e3cea·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 702 | </span><span·class="p"·data-group-id=" | 702 | </span><span·class="p"·data-group-id="8376909604-11">[</span><span·class="s">"/etc/xdg/my_application"</span><span·class="p"·data-group-id="8376909604-11">]</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span>[·...·truncated·by·diffoscope;·len:·552,·SHA:·7c22249bc076e720b1758c10d4515411aac45e97fbb3b8e10ec9093e65327a8d·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 703 | </span><span·class="p"·data-group-id=" | 703 | </span><span·class="p"·data-group-id="2175400335-3">[</span><span·class="s">"/Library/Application·Support/my_application"</span><span·class="p"·data-group-id="2175400335-3">]</span></code></pre></li><li><p><code·class="inline"·id="site_data">site_data</code></p><p>On·Linux:·Respects·[·...·truncated·by·diffoscope;·len:·388,·SHA:·deb120656e2ef028f1d6b5f56232af02f8a1f71788fa401d7a7f603599be3bc7·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 704 | </span><span·class="s">"/usr/share/ubuntu:/usr/share/gnome:/usr/local/share/:/usr/share/"</span><span·class="gp·unselectable"> | 704 | </span><span·class="s">"/usr/share/ubuntu:/usr/share/gnome:/usr/local/share/:/usr/share/"</span><span·class="gp·unselectable"> |
| 705 | 11>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 705 | 11>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="5498348968-2">(</span><span·class="ss">site_data</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5498348968-3">#{</span><s[·...·truncated·by·diffoscope;·len:·175,·SHA:·cc7e46b8e869c606d3d3e3c3289ac8c001db05b6a1b91bc5ab603f805761ad98·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 706 | </span><span·class="p"·data-group-id=" | 706 | </span><span·class="p"·data-group-id="5498348968-4">[</span><span·class="s">"/usr/share/ubuntu/my_application"</span><span·class="p">,</span><span·class="w"> |
| 707 | ·</span><span·class="s">"/usr/share/gnome/my_application"</span><span·class="p">,</span><span·class="w"> | 707 | ·</span><span·class="s">"/usr/share/gnome/my_application"</span><span·class="p">,</span><span·class="w"> |
| 708 | ·</span><span·class="s">"/usr/local/share/my_application"</span><span·class="p">,</span><span·class="w"> | 708 | ·</span><span·class="s">"/usr/local/share/my_application"</span><span·class="p">,</span><span·class="w"> |
| 709 | ·</span><span·class="s">"/usr/share/my_application"</span><span·class="p"·data-group-id=" | 709 | ·</span><span·class="s">"/usr/share/my_application"</span><span·class="p"·data-group-id="5498348968-4">]</span><span·class="gp·unselectable"> |
| 710 | 12>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">unsetenv</span><span·class="p"·data-group-id=" | 710 | 12>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">unsetenv</span><span·class="p"·data-group-id="5498348968-5">(</span><span·class="s">"XDG_DATA_DIRS"</span><span·class="p"·data-group-id="5498348968-5">)</span><span·class="p">.</span><span·class="w"> |
| 711 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 711 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 712 | 13>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 712 | 13>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="5498348968-6">(</span><span·class="ss">site_data</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5498348968-7">#{</span><s[·...·truncated·by·diffoscope;·len:·175,·SHA:·894fee333edc3bb0eb52b1ccbf021577f8feae779054f6a102994c9234608b94·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 713 | </span><span·class="p"·data-group-id=" | 713 | </span><span·class="p"·data-group-id="5498348968-8">[</span><span·class="s">"/usr/local/share/my_application"</span><span·class="p">,</span><span·class="w"> |
| 714 | ·</span><span·class="s">"/usr/share/my_application"</span><span·class="p"·data-group-id=" | 714 | ·</span><span·class="s">"/usr/share/my_application"</span><span·class="p"·data-group-id="5498348968-8">]</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·437,·SHA:·fd13f1db2c9909563e2a3b7be3b19616745ad32a3a70c69cd0a706f910e5c1cc·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 715 | </span><span·class="p"·data-group-id=" | 715 | </span><span·class="p"·data-group-id="1272451295-3">[</span><span·class="s">"/Library/Application·Support/my_application"</span><span·class="p"·data-group-id="1272451295-3">]</span></code></pre></li></ul> |
| 716 | ··</section> | 716 | ··</section> |
| 717 | </section> | 717 | </section> |
| 718 | <section·class="detail"·id="basename/1"> | 718 | <section·class="detail"·id="basename/1"> |
| 719 | ··<div·class="detail-header"> | 719 | ··<div·class="detail-header"> |
| 720 | ····<a·href="#basename/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 720 | ····<a·href="#basename/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 721 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 721 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 737, 20 lines modified | Offset 737, 20 lines modified | ||
| 737 | ······<div·class="specs"> | 737 | ······<div·class="specs"> |
| 738 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·basename(Filename)·->·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:filename_all/0">file:filename_all</a>()·when·Filename·::·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:name_all/0">file:name_all</a>().</pre> | 738 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·basename(Filename)·->·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:filename_all/0">file:filename_all</a>()·when·Filename·::·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:name_all/0">file:name_all</a>().</pre> |
| 739 | ······</div> | 739 | ······</div> |
| 740 | <p>Returns·the·last·component·of·<code·class="inline">Filename</code>,·or·<code·class="inline">Filename</code>·itself·if·it·does·not | 740 | <p>Returns·the·last·component·of·<code·class="inline">Filename</code>,·or·<code·class="inline">Filename</code>·itself·if·it·does·not |
| 741 | contain·any·directory·separators.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id=" | 741 | contain·any·directory·separators.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id="9583438115-1">(</span><span·class="s">"foo"</span><span·class="p"·data-group-id="9583438115-1">)</span><span·class="p">.</span><span·class="w"> |
| 742 | </span><span·class="s">"foo"</span><span·class="gp·unselectable"> | 742 | </span><span·class="s">"foo"</span><span·class="gp·unselectable"> |
| 743 | 6>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id=" | 743 | 6>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id="9583438115-2">(</span><span·class="s">"/usr/foo"</span><span·class="p"·data-group-id="9583438115-2">)</span><span·class="p">.</span><span·class="w"> |
| 744 | </span><span·class="s">"foo"</span><span·class="gp·unselectable"> | 744 | </span><span·class="s">"foo"</span><span·class="gp·unselectable"> |
| 745 | 7>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id=" | 745 | 7>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id="9583438115-3">(</span><span·class="s">"/"</span><span·class="p"·data-group-id="9583438115-3">)</span><span·class="p">.</span><span·class="w"> |
| 746 | </span><span·class="p"·data-group-id=" | 746 | </span><span·class="p"·data-group-id="9583438115-4">[</span><span·class="p"·data-group-id="9583438115-4">]</span></code></pre> |
| 747 | ··</section> | 747 | ··</section> |
| 748 | </section> | 748 | </section> |
| 749 | <section·class="detail"·id="basename/2"> | 749 | <section·class="detail"·id="basename/2"> |
| 750 | ··<div·class="detail-header"> | 750 | ··<div·class="detail-header"> |
| 751 | ····<a·href="#basename/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 751 | ····<a·href="#basename/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 752 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 752 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 771 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·basename(Filename,·Ext)·->·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:filename_all/0">file:filename_all</a>() | 771 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·basename(Filename,·Ext)·->·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:filename_all/0">file:filename_all</a>() |
| 772 | ··················when·Filename·::·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:name_all/0">file:name_all</a>(),·Ext·::·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:name_all/0">file:name_all</a>().</pre> | 772 | ··················when·Filename·::·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:name_all/0">file:name_all</a>(),·Ext·::·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:name_all/0">file:name_all</a>().</pre> |
| 773 | ······</div> | 773 | ······</div> |
| 774 | <p>Returns·the·last·component·of·<code·class="inline">Filename</code>·with·extension·<code·class="inline">Ext</code>·stripped.</p><p>This·function·is·to·be·used·to·remove·a·(possible)·specific·extension. | 774 | <p>Returns·the·last·component·of·<code·class="inline">Filename</code>·with·extension·<code·class="inline">Ext</code>·stripped.</p><p>This·function·is·to·be·used·to·remove·a·(possible)·specific·extension. |
| 775 | To·remove·an·existing·extension·when·you·are·unsure·which·one·it·is,·use | 775 | To·remove·an·existing·extension·when·you·are·unsure·which·one·it·is,·use |
| 776 | <a·href="#rootname/1"><code·class="inline">rootname(basename(Filename))</code></a>.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id=" | 776 | <a·href="#rootname/1"><code·class="inline">rootname(basename(Filename))</code></a>.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id="3977733736-1">(</span><span·class="s">"~/src/kalle.erl"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">".erl"</span><span·class="p"·data-group-id="3977733736-1">)</span><span·class="p">.</span><span·class="w"> |
| 777 | </span><span·class="s">"kalle"</span><span·class="gp·unselectable"> | 777 | </span><span·class="s">"kalle"</span><span·class="gp·unselectable"> |
| 778 | 9>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id=" | 778 | 9>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id="3977733736-2">(</span><span·class="s">"~/src/kalle.beam"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">".erl"</span><span·class="p"·data-group-id="3977733736-2">)</span><span·class="p">.</span><span·class="w"> |
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| 1980 | ······<p·class="built-using"> | 1980 | ······<p·class="built-using"> |
| 1981 | ········Built·using | 1981 | ········Built·using |
| 1982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1984 | ······</p> | 1984 | ······</p> |
| 1985 | <p>Copyright·©·1996-202 | 1985 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1986 | ····</footer> | 1986 | ····</footer> |
| 1987 | ··</div> | 1987 | ··</div> |
| 1988 | </main> | 1988 | </main> |
| 1989 | </div> | 1989 | </div> |
| 1990 | <script> | 1990 | <script> |
| 1991 | ··function·mermaidLoaded()·{ | 1991 | ··function·mermaidLoaded()·{ |
| 1992 | ····mermaid.initialize({ | 1992 | ····mermaid.initialize({ |
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| 1537 | ······<p·class="built-using"> | 1537 | ······<p·class="built-using"> |
| 1538 | ········Built·using | 1538 | ········Built·using |
| 1539 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1539 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1540 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1540 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1541 | ······</p> | 1541 | ······</p> |
| 1542 | <p>Copyright·©·1996-202 | 1542 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1543 | ····</footer> | 1543 | ····</footer> |
| 1544 | ··</div> | 1544 | ··</div> |
| 1545 | </main> | 1545 | </main> |
| 1546 | </div> | 1546 | </div> |
| 1547 | <script> | 1547 | <script> |
| 1548 | ··function·mermaidLoaded()·{ | 1548 | ··function·mermaidLoaded()·{ |
| 1549 | ····mermaid.initialize({ | 1549 | ····mermaid.initialize({ |
| Offset 1267, 23 lines modified | Offset 1267, 23 lines modified | ||
| 1267 | format/limit·the·server·state·for·debugging·and·logging·purposes.</p><p>It·is·called·in·the·following·situations:</p><ul><li><p>One·of·<a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·is·invoked | 1267 | format/limit·the·server·state·for·debugging·and·logging·purposes.</p><p>It·is·called·in·the·following·situations:</p><ul><li><p>One·of·<a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·is·invoked |
| 1268 | to·get·the·<code·class="inline">gen_event</code>·status.</p></li><li><p>The·event·handler·terminates·abnormally·and·<code·class="inline">gen_event</code>·logs·an·error.</p></li></ul><p>This·callback·is·used·to·limit·the·status·of·the·event·handler·returned·by | 1268 | to·get·the·<code·class="inline">gen_event</code>·status.</p></li><li><p>The·event·handler·terminates·abnormally·and·<code·class="inline">gen_event</code>·logs·an·error.</p></li></ul><p>This·callback·is·used·to·limit·the·status·of·the·event·handler·returned·by |
| 1269 | <a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·or·sent·to·<a·href="../../../../lib/kernel-10.2.2/doc/html/logger.html"><code·class="inline">logger</code></a>.</p><p>The·callback·gets·a·map·<code·class="inline">Status</code>·describing·the·current·status | 1269 | <a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·or·sent·to·<a·href="../../../../lib/kernel-10.2.2/doc/html/logger.html"><code·class="inline">logger</code></a>.</p><p>The·callback·gets·a·map·<code·class="inline">Status</code>·describing·the·current·status |
| 1270 | and·shall·return·a·map·<code·class="inline">NewStatus</code>·with·the·same·keys, | 1270 | and·shall·return·a·map·<code·class="inline">NewStatus</code>·with·the·same·keys, |
| 1271 | but·it·may·transform·some·values.</p><p>Two·possible·use·cases·for·this·callback·is·to·remove | 1271 | but·it·may·transform·some·values.</p><p>Two·possible·use·cases·for·this·callback·is·to·remove |
| 1272 | sensitive·information·from·the·state·to·prevent·it·from·being·printed | 1272 | sensitive·information·from·the·state·to·prevent·it·from·being·printed |
| 1273 | in·log·files,·or·to·compact·large·irrelevant·status·items | 1273 | in·log·files,·or·to·compact·large·irrelevant·status·items |
| 1274 | that·would·only·clutter·the·logs.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">format_status</span><span·class="p"·data-group-id=" | 1274 | that·would·only·clutter·the·logs.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">format_status</span><span·class="p"·data-group-id="8716823995-1">(</span><span·class="n">Status</span><span·class="p"·data-group-id="8716823995-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1275 | ··</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 1275 | ··</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="8716823995-2">(</span><span·class="w"> |
| 1276 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 1276 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id="8716823995-3">(</span><span·class="ss">state</span><span·class="p">,</span><span·class="n">State</span><span·class="p"·data-group-id="8716823995-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1277 | ············</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">remove</span><span·class="p"·data-group-id=" | 1277 | ············</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">remove</span><span·class="p"·data-group-id="8716823995-4">(</span><span·class="ss">private_key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="8716823995-4">)</span><span·class="p">;</span><span·class="w"> |
| 1278 | ·······</span><span·class="p"·data-group-id=" | 1278 | ·······</span><span·class="p"·data-group-id="8716823995-5">(</span><span·class="ss">message</span><span·class="p">,</span><span·class="p"·data-group-id="8716823995-6">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Pass</[·...·truncated·by·diffoscope;·len:·99,·SHA:·c2aad5dc6c568a41f292560fc2d4e9fefd9c5573e705239886682558d52624ca·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1279 | ············</span><span·class="p"·data-group-id=" | 1279 | ············</span><span·class="p"·data-group-id="8716823995-7">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">removed</span><span·class="p"·data-group-id="8716823995-7">}</span><span·class="p">;</span><span·class="w"> |
| 1280 | ·······</span><span·class="p"·data-group-id=" | 1280 | ·······</span><span·class="p"·data-group-id="8716823995-8">(</span><span·class="p">_</span><span·class="p">,</span><span·class="n">Value</span><span·class="p"·data-group-id="8716823995-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1281 | ············</span><span·class="n">Value</span><span·class="w"> | 1281 | ············</span><span·class="n">Value</span><span·class="w"> |
| 1282 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Status</span><span·class="p"·data-group-id=" | 1282 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Status</span><span·class="p"·data-group-id="8716823995-2">)</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·callback·is·optional,·so·event·handler·modules·need·not·export·it. |
| 1283 | If·a·handler·does·not·export·this·function,·the·<code·class="inline">gen_event</code>·module | 1283 | If·a·handler·does·not·export·this·function,·the·<code·class="inline">gen_event</code>·module |
| 1284 | uses·the·handler·state·directly·for·the·purposes·described·below.</p><p>If·this·callback·is·exported·but·fails,·to·hide·possibly·sensitive·data, | 1284 | uses·the·handler·state·directly·for·the·purposes·described·below.</p><p>If·this·callback·is·exported·but·fails,·to·hide·possibly·sensitive·data, |
| 1285 | the·default·function·will·instead·return·the·fact·that | 1285 | the·default·function·will·instead·return·the·fact·that |
| 1286 | <a·href="#c:format_status/1"><code·class="inline">format_status/1</code></a>·has·crashed.</p></section> | 1286 | <a·href="#c:format_status/1"><code·class="inline">format_status/1</code></a>·has·crashed.</p></section> |
| 1287 | ··</section> | 1287 | ··</section> |
| 1288 | </section> | 1288 | </section> |
| 1289 | <section·class="detail"·id="c:format_status/2"> | 1289 | <section·class="detail"·id="c:format_status/2"> |
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| 2878 | ······<p·class="built-using"> | 2878 | ······<p·class="built-using"> |
| 2879 | ········Built·using | 2879 | ········Built·using |
| 2880 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2880 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2881 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2881 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2882 | ······</p> | 2882 | ······</p> |
| 2883 | <p>Copyright·©·1996-202 | 2883 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2884 | ····</footer> | 2884 | ····</footer> |
| 2885 | ··</div> | 2885 | ··</div> |
| 2886 | </main> | 2886 | </main> |
| 2887 | </div> | 2887 | </div> |
| 2888 | <script> | 2888 | <script> |
| 2889 | ··function·mermaidLoaded()·{ | 2889 | ··function·mermaidLoaded()·{ |
| 2890 | ····mermaid.initialize({ | 2890 | ····mermaid.initialize({ |
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| 131 | <p>Deprecated·and·replaced·by·<a·href="gen_statem.html"><code·class="inline">gen_statem</code></a>·in·OTP·20.</p><h2·id="module-migration-to-gen_statem"·class="section-heading"> | 131 | <p>Deprecated·and·replaced·by·<a·href="gen_statem.html"><code·class="inline">gen_statem</code></a>·in·OTP·20.</p><h2·id="module-migration-to-gen_statem"·class="section-heading"> |
| 132 | ··<a·href="#module-migration-to-gen_statem"·class="hover-link"> | 132 | ··<a·href="#module-migration-to-gen_statem"·class="hover-link"> |
| 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 134 | ··</a> | 134 | ··</a> |
| 135 | ··<span·class="text">Migration·to·gen_statem</span> | 135 | ··<span·class="text">Migration·to·gen_statem</span> |
| 136 | </h2> | 136 | </h2> |
| 137 | <p>Here·follows·a·simple·example·of·turning·a·gen_fsm·into·a·<a·href="gen_statem.html"><code·class="inline">gen_statem</code></a>. | 137 | <p>Here·follows·a·simple·example·of·turning·a·gen_fsm·into·a·<a·href="gen_statem.html"><code·class="inline">gen_statem</code></a>. |
| 138 | The·example·comes·from·the·previous·User's·Guide·for·<code·class="inline">gen_fsm</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="3 | 138 | The·example·comes·from·the·previous·User's·Guide·for·<code·class="inline">gen_fsm</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5034866512-1">(</span><span·class="ss">code_lock</span><span·class="p"·data-group-id="5034866512-1">)</span><span·class="p">.</span><span·class="w"> |
| 139 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="3 | 139 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="5034866512-2">(</span><span·class="n">NAME</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_lock</span><span·class="p"·data-group-id="5034866512-2">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="c1">%-define(BEFORE_REWRITE,·true).</span><span·class="w"> | 140 | </span><span·class="c1">%-define(BEFORE_REWRITE,·true).</span><span·class="w"> |
| 141 | </span><span·class="w"> | 141 | </span><span·class="w"> |
| 142 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3 | 142 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="5034866512-3">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="5034866512-3">)</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="3 | 143 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="5034866512-4">(</span><span·class="ss">gen_fsm</span><span·class="p"·data-group-id="5034866512-4">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 144 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 145 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="3 | 145 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="5034866512-5">(</span><span·class="ss">gen_statem</span><span·class="p"·data-group-id="5034866512-5">)</span><span·class="p">.</span><span·class="w"> |
| 146 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 146 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="w"> | 147 | </span><span·class="w"> |
| 148 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3 | 148 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5034866512-6">(</span><span·class="p"·data-group-id="5034866512-7">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">button</span><span·class="p">/</s[·...·truncated·by·diffoscope;·len:·248,·SHA:·9517f540457dc9c618a4831551b441c5bb4375a7d73e446824ac78cb7579b952·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 149 | </span><span·class="w"> | 149 | </span><span·class="w"> |
| 150 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3 | 150 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="5034866512-8">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="5034866512-8">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3 | 151 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5034866512-9">(</span><span·class="p"·data-group-id="5034866512-10">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">open</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_sync_event</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_event</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w"> |
| 152 | ·····</span><span·class="ss">handle_info</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="3 | 152 | ·····</span><span·class="ss">handle_info</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="5034866512-10">]</span><span·class="p"·data-group-id="5034866512-9">)</span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 153 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3 | 154 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5034866512-11">(</span><span·class="p"·data-group-id="5034866512-12">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">callback_mode</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">open</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w"> |
| 155 | ·····</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="3 | 155 | ·····</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="5034866512-12">]</span><span·class="p"·data-group-id="5034866512-11">)</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="c1">%%·Add·callback__mode/0</span><span·class="w"> | 156 | </span><span·class="c1">%%·Add·callback__mode/0</span><span·class="w"> |
| 157 | </span><span·class="c1">%%·Change·arity·of·the·state·functions</span><span·class="w"> | 157 | </span><span·class="c1">%%·Change·arity·of·the·state·functions</span><span·class="w"> |
| 158 | </span><span·class="c1">%%·Remove·handle_info/3</span><span·class="w"> | 158 | </span><span·class="c1">%%·Remove·handle_info/3</span><span·class="w"> |
| 159 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 159 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="w"> | 160 | </span><span·class="w"> |
| 161 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3 | 161 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="5034866512-13">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="5034866512-13">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="3 | 162 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="5034866512-14">(</span><span·class="n">Code</span><span·class="p"·data-group-id="5034866512-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 163 | ····</span><span·class="nc">gen_fsm</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="3 | 163 | ····</span><span·class="nc">gen_fsm</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="5034866512-15">(</span><span·class="p"·data-group-id="5034866512-16">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">NAME</span><span·class="p"·data-group-id="5034866512-16">}</sp[·...·truncated·by·diffoscope;·len:·376,·SHA:·bae7dd84459348cf0342d68b355ed6a06b0a38a13c9a12735004acba3b805b71·...·]-15">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 164 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="3 | 165 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="5034866512-18">(</span><span·class="n">Code</span><span·class="p"·data-group-id="5034866512-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 166 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="3 | 166 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="5034866512-19">(</span><span·class="p"·data-group-id="5034866512-20">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="o">?</span><span·class="n">NAME</span><span·class="p"·data-group-id="5034866512-20">}</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·352,·SHA:·d0238dc78c81724fb02cfdfb6b51831b0ee65a7558fce15a546ec409f8b2af4b·...·]-19">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 167 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 168 | </span><span·class="w"> | 168 | </span><span·class="w"> |
| 169 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3 | 169 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="5034866512-22">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="5034866512-22">)</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="nf">button</span><span·class="p"·data-group-id="3 | 170 | </span><span·class="nf">button</span><span·class="p"·data-group-id="5034866512-23">(</span><span·class="n">Digit</span><span·class="p"·data-group-id="5034866512-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 171 | ····</span><span·class="nc">gen_fsm</span><span·class="p">:</span><span·class="nf">send_event</span><span·class="p"·data-group-id="3 | 171 | ····</span><span·class="nc">gen_fsm</span><span·class="p">:</span><span·class="nf">send_event</span><span·class="p"·data-group-id="5034866512-24">(</span><span·class="o">?</span><span·class="n">NAME</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5034866512-25">{</span><span·class="ss">button</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·121,·SHA:·af5aaf44455b74b9024249d4161f0da72ba7e085d116abb8e9fc9ccaf33f9dfe·...·]-24">)</span><span·class="p">.</span><span·class="w"> |
| 172 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 172 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="nf">button</span><span·class="p"·data-group-id="3 | 173 | </span><span·class="nf">button</span><span·class="p"·data-group-id="5034866512-26">(</span><span·class="n">Digit</span><span·class="p"·data-group-id="5034866512-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id="3 | 174 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id="5034866512-27">(</span><span·class="o">?</span><span·class="n">NAME</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5034866512-28">{</span><span·class="ss">button</span><span·class="p">,</span><span·class="n">Digit</spa[·...·truncated·by·diffoscope;·len:·97,·SHA:·a49aba309f2244b3f79252e3f8fb3c4421484b728c2bec03cc0370127e557e79·...·]-27">)</span><span·class="p">.</span><span·class="w"> |
| 175 | ····</span><span·class="c1">%%·send_event·is·asynchronous·and·becomes·a·cast</span><span·class="w"> | 175 | ····</span><span·class="c1">%%·send_event·is·asynchronous·and·becomes·a·cast</span><span·class="w"> |
| 176 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 176 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="w"> | 177 | </span><span·class="w"> |
| 178 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3 | 178 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="5034866512-29">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="5034866512-29">)</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="3 | 179 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="5034866512-30">(</span><span·class="p"·data-group-id="5034866512-30">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 180 | ····</span><span·class="nc">gen_fsm</span><span·class="p">:</span><span·class="nf">sync_send_all_state_event</span><span·class="p"·data-group-id="3 | 180 | ····</span><span·class="nc">gen_fsm</span><span·class="p">:</span><span·class="nf">sync_send_all_state_event</span><span·class="p"·data-group-id="5034866512-31">(</span><span·class="o">?</span><span·class="n">NAME</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p"·data-group-id="5034866512-31">)</span><span·class="p">.</span><span·class="w"> |
| 181 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 181 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="3 | 182 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="5034866512-32">(</span><span·class="p"·data-group-id="5034866512-32">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="3 | 183 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="5034866512-33">(</span><span·class="o">?</span><span·class="n">NAME</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p"·data-group-id="5034866512-33">)</span><span·class="p">.</span><span·class="w"> |
| 184 | ····</span><span·class="c1">%%·sync_send·is·synchronous·and·becomes·call</span><span·class="w"> | 184 | ····</span><span·class="c1">%%·sync_send·is·synchronous·and·becomes·call</span><span·class="w"> |
| 185 | ····</span><span·class="c1">%%·all_state·is·handled·by·callback·code·in·gen_statem</span><span·class="w"> | 185 | ····</span><span·class="c1">%%·all_state·is·handled·by·callback·code·in·gen_statem</span><span·class="w"> |
| 186 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 186 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="nf">init</span><span·class="p"·data-group-id="3 | 187 | </span><span·class="nf">init</span><span·class="p"·data-group-id="5034866512-34">(</span><span·class="n">Code</span><span·class="p"·data-group-id="5034866512-34">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 188 | ····</span><span·class="nf">do_lock</span><span·class="p"·data-group-id="3 | 188 | ····</span><span·class="nf">do_lock</span><span·class="p"·data-group-id="5034866512-35">(</span><span·class="p"·data-group-id="5034866512-35">)</span><span·class="p">,</span><span·class="w"> |
| 189 | ····</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3 | 189 | ····</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5034866512-36">#{</span><span·class="ss">code</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Code</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">remaining</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·124,·SHA:·a4162cd13b897386e8539745bc8a46fa16aaa11e2c0c967bdbc30ff97636765e·...·]-36">}</span><span·class="p">,</span><span·class="w"> |
| 190 | ····</span><span·class="p"·data-group-id="3 | 190 | ····</span><span·class="p"·data-group-id="5034866512-37">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-37">}</span><span·class="p">.</span><span·class="w"> |
| 191 | </span><span·class="w"> | 191 | </span><span·class="w"> |
| 192 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3 | 192 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="5034866512-38">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="5034866512-38">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 193 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 194 | </span><span·class="nf">callback_mode</span><span·class="p"·data-group-id="3 | 194 | </span><span·class="nf">callback_mode</span><span·class="p"·data-group-id="5034866512-39">(</span><span·class="p"·data-group-id="5034866512-39">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ····</span><span·class="ss">state_functions</span><span·class="p">.</span><span·class="w"> | 195 | ····</span><span·class="ss">state_functions</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="c1">%%·state_functions·mode·is·the·mode·most·similar·to</span><span·class="w"> | 196 | </span><span·class="c1">%%·state_functions·mode·is·the·mode·most·similar·to</span><span·class="w"> |
| 197 | </span><span·class="c1">%%·gen_fsm.·There·is·also·handle_event·mode·which·is</span><span·class="w"> | 197 | </span><span·class="c1">%%·gen_fsm.·There·is·also·handle_event·mode·which·is</span><span·class="w"> |
| 198 | </span><span·class="c1">%%·a·fairly·different·concept.</span><span·class="w"> | 198 | </span><span·class="c1">%%·a·fairly·different·concept.</span><span·class="w"> |
| 199 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 199 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="w"> | 200 | </span><span·class="w"> |
| 201 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3 | 201 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="5034866512-40">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="5034866512-40">)</span><span·class="p">.</span><span·class="w"> |
| 202 | </span><span·class="nf">locked</span><span·class="p"·data-group-id="3 | 202 | </span><span·class="nf">locked</span><span·class="p"·data-group-id="5034866512-41">(</span><span·class="p"·data-group-id="5034866512-42">{</span><span·class="ss">button</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Digit</span><span·class="p"·data-group-id="5034866512-42">}</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·98,·SHA:·ac2dcb8453c4dc4fb0d3dadf36131664f52c76328ffb4c79e881be0b30835c64·...·]-41">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 203 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">analyze_lock</span><span·class="p"·data-group-id="3 | 203 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">analyze_lock</span><span·class="p"·data-group-id="5034866512-43">(</span><span·class="n">Digit</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data0</span><span·class="p"·data-group-id="5034866512-43">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 204 | ····</span><span·class="p"·data-group-id="3 | 204 | ····</span><span·class="p"·data-group-id="5034866512-44">{</span><span·class="ss">open</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·5023f5e3db0690cde1964c57f710a09e0f3c57008d41cde38d813a42d2ec55e1·...·]-44">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 205 | ········</span><span·class="p"·data-group-id="3 | 205 | ········</span><span·class="p"·data-group-id="5034866512-45">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·74,·SHA:·e0391926e1cea8c9beeff95a6c73f4a7967aa3c75d180d730f492d1ab70c9bd9·...·]-45">}</span><span·class="p">;</span><span·class="w"> |
| 206 | ····</span><span·class="p"·data-group-id="3 | 206 | ····</span><span·class="p"·data-group-id="5034866512-46">{</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-46">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ········</span><span·class="p"·data-group-id="3 | 207 | ········</span><span·class="p"·data-group-id="5034866512-47">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-47">}</span><span·class="w"> |
| 208 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 208 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 209 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="nf">locked</span><span·class="p"·data-group-id="3 | 210 | </span><span·class="nf">locked</span><span·class="p"·data-group-id="5034866512-48">(</span><span·class="ss">cast</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5034866512-49">{</span><span·class="ss">button</span><span·class="p">,</span><span·class="n">Digit</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·150,·SHA:·22dc6fc48e3a400bd986a6bbb64c52447c3955748072b93b3dcf6e8ad03ea42c·...·]-48">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">analyze_lock</span><span·class="p"·data-group-id="3 | 211 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">analyze_lock</span><span·class="p"·data-group-id="5034866512-50">(</span><span·class="n">Digit</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data0</span><span·class="p"·data-group-id="5034866512-50">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 212 | ····</span><span·class="p"·data-group-id="3 | 212 | ····</span><span·class="p"·data-group-id="5034866512-51">{</span><span·class="ss">open</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·5023f5e3db0690cde1964c57f710a09e0f3c57008d41cde38d813a42d2ec55e1·...·]-51">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 213 | ········</span><span·class="p"·data-group-id="3 | 213 | ········</span><span·class="p"·data-group-id="5034866512-52">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·74,·SHA:·e0391926e1cea8c9beeff95a6c73f4a7967aa3c75d180d730f492d1ab70c9bd9·...·]-52">}</span><span·class="p">;</span><span·class="w"> |
| 214 | ····</span><span·class="p"·data-group-id="3 | 214 | ····</span><span·class="p"·data-group-id="5034866512-53">{</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-53">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ········</span><span·class="p"·data-group-id="3 | 215 | ········</span><span·class="p"·data-group-id="5034866512-54">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-54">}</span><span·class="w"> |
| 216 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 216 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 217 | </span><span·class="nf">locked</span><span·class="p"·data-group-id="3 | 217 | </span><span·class="nf">locked</span><span·class="p"·data-group-id="5034866512-55">(</span><span·class="p"·data-group-id="5034866512-56">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p"·data-group-id="5034866512-56">}</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·168,·SHA:·03d545a586a25ff11833508941290146f9053e6ca242072698a2e97d45c7475a·...·]-55">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 218 | ····</span><span·class="nf">handle_call</span><span·class="p"·data-group-id="3 | 218 | ····</span><span·class="nf">handle_call</span><span·class="p"·data-group-id="5034866512-57">(</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-57">)</span><span·class="p">;</span><span·class="w"> |
| 219 | </span><span·class="nf">locked</span><span·class="p"·data-group-id="3 | 219 | </span><span·class="nf">locked</span><span·class="p"·data-group-id="5034866512-58">(</span><span·class="p"·data-group-id="5034866512-59">{</span><span·class="ss">info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="5034866512-59">}</span><span·class="p">,</span[·...·truncated·by·diffoscope;·len:·173,·SHA:·1233883e7a69b8decad477b88b034197a14f3b0c85164fe94042e7777c940a44·...·]-58">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ····</span><span·class="nf">handle_info</span><span·class="p"·data-group-id="3 | 220 | ····</span><span·class="nf">handle_info</span><span·class="p"·data-group-id="5034866512-60">(</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-60">)</span><span·class="p">.</span><span·class="w"> |
| 221 | </span><span·class="c1">%%·Arity·differs</span><span·class="w"> | 221 | </span><span·class="c1">%%·Arity·differs</span><span·class="w"> |
| 222 | </span><span·class="c1">%%·All·state·events·are·dispatched·to·handle_call·and·handle_info·help</span><span·class="w"> | 222 | </span><span·class="c1">%%·All·state·events·are·dispatched·to·handle_call·and·handle_info·help</span><span·class="w"> |
| 223 | </span><span·class="c1">%%·functions.·If·you·want·to·handle·a·call·or·cast·event·specifically</span><span·class="w"> | 223 | </span><span·class="c1">%%·functions.·If·you·want·to·handle·a·call·or·cast·event·specifically</span><span·class="w"> |
| 224 | </span><span·class="c1">%%·for·this·state·you·would·add·a·special·clause·for·it·above.</span><span·class="w"> | 224 | </span><span·class="c1">%%·for·this·state·you·would·add·a·special·clause·for·it·above.</span><span·class="w"> |
| 225 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 225 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 226 | </span><span·class="w"> | 226 | </span><span·class="w"> |
| 227 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3 | 227 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="5034866512-61">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="5034866512-61">)</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="nf">open</span><span·class="p"·data-group-id="3 | 228 | </span><span·class="nf">open</span><span·class="p"·data-group-id="5034866512-62">(</span><span·class="ss">timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="5034866512-62">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 229 | ·····</span><span·class="nf">do_lock</span><span·class="p"·data-group-id="3 | 229 | ·····</span><span·class="nf">do_lock</span><span·class="p"·data-group-id="5034866512-63">(</span><span·class="p"·data-group-id="5034866512-63">)</span><span·class="p">,</span><span·class="w"> |
| 230 | ····</span><span·class="p"·data-group-id="3 | 230 | ····</span><span·class="p"·data-group-id="5034866512-64">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="5034866512-64">}</span><span·class="p">;</span><span·class="w"> |
| 231 | </span><span·class="nf">open</span><span·class="p"·data-group-id="3 | 231 | </span><span·class="nf">open</span><span·class="p"·data-group-id="5034866512-65">(</span><span·class="p"·data-group-id="5034866512-66">{</span><span·class="ss">button</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="5034866512-66">}</span><span·class="p">,</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·69,·SHA:·e3ff0ae482c101d5af3b17a5cda8e8b84652d34ebcdbab8dac22ee24dcbf4b75·...·]-65">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="p"·data-group-id="3 | 232 | ····</span><span·class="p"·data-group-id="5034866512-67">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-67">}</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 233 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 234 | </span><span·class="nf">open</span><span·class="p"·data-group-id="3 | 234 | </span><span·class="nf">open</span><span·class="p"·data-group-id="5034866512-68">(</span><span·class="ss">timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-68">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 235 | ····</span><span·class="nf">do_lock</span><span·class="p"·data-group-id="3 | 235 | ····</span><span·class="nf">do_lock</span><span·class="p"·data-group-id="5034866512-69">(</span><span·class="p"·data-group-id="5034866512-69">)</span><span·class="p">,</span><span·class="w"> |
| 236 | ····</span><span·class="p"·data-group-id="3 | 236 | ····</span><span·class="p"·data-group-id="5034866512-70">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-70">}</span><span·class="p">;</span><span·class="w"> |
| 237 | </span><span·class="nf">open</span><span·class="p"·data-group-id="3 | 237 | </span><span·class="nf">open</span><span·class="p"·data-group-id="5034866512-71">(</span><span·class="ss">cast</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5034866512-72">{</span><span·class="ss">button</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·145,·SHA:·b30884ef019f1b0cb219bccb4d8975cc8677d17797a671651c63240cbe0c234f·...·]-71">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 238 | ····</span><span·class="p"·data-group-id="3 | 238 | ····</span><span·class="p"·data-group-id="5034866512-73">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-73">}</span><span·class="p">;</span><span·class="w"> |
| 239 | </span><span·class="nf">open</span><span·class="p"·data-group-id="3 | 239 | </span><span·class="nf">open</span><span·class="p"·data-group-id="5034866512-74">(</span><span·class="p"·data-group-id="5034866512-75">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p"·data-group-id="5034866512-75">}</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·168,·SHA:·03d545a586a25ff11833508941290146f9053e6ca242072698a2e97d45c7475a·...·]-74">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 240 | ····</span><span·class="nf">handle_call</span><span·class="p"·data-group-id="3 | 240 | ····</span><span·class="nf">handle_call</span><span·class="p"·data-group-id="5034866512-76">(</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-76">)</span><span·class="p">;</span><span·class="w"> |
| 241 | </span><span·class="nf">open</span><span·class="p"·data-group-id="3 | 241 | </span><span·class="nf">open</span><span·class="p"·data-group-id="5034866512-77">(</span><span·class="ss">info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-77">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 242 | ····</span><span·class="nf">handle_info</span><span·class="p"·data-group-id="3 | 242 | ····</span><span·class="nf">handle_info</span><span·class="p"·data-group-id="5034866512-78">(</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">open</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-78">)</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="c1">%%·Arity·differs</span><span·class="w"> | 243 | </span><span·class="c1">%%·Arity·differs</span><span·class="w"> |
| 244 | </span><span·class="c1">%%·All·state·events·are·dispatched·to·handle_call·and·handle_info·help</span><span·class="w"> | 244 | </span><span·class="c1">%%·All·state·events·are·dispatched·to·handle_call·and·handle_info·help</span><span·class="w"> |
| 245 | </span><span·class="c1">%%·functions.·If·you·want·to·handle·a·call·or·cast·event·specifically</span><span·class="w"> | 245 | </span><span·class="c1">%%·functions.·If·you·want·to·handle·a·call·or·cast·event·specifically</span><span·class="w"> |
| 246 | </span><span·class="c1">%%·for·this·state·you·would·add·a·special·clause·for·it·above.</span><span·class="w"> | 246 | </span><span·class="c1">%%·for·this·state·you·would·add·a·special·clause·for·it·above.</span><span·class="w"> |
| 247 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 247 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 248 | </span><span·class="w"> | 248 | </span><span·class="w"> |
| 249 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3 | 249 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="5034866512-79">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="5034866512-79">)</span><span·class="p">.</span><span·class="w"> |
| 250 | </span><span·class="nf">handle_sync_event</span><span·class="p"·data-group-id="3 | 250 | </span><span·class="nf">handle_sync_event</span><span·class="p"·data-group-id="5034866512-80">(</span><span·class="ss">stop</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">StateName</span><s[·...·truncated·by·diffoscope;·len:·114,·SHA:·b5e2964202df81a0d61ad9755882021d7dcbd88382da7944ca8d98f7829eb733·...·]-80">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 251 | ····</span><span·class="p"·data-group-id="3 | 251 | ····</span><span·class="p"·data-group-id="5034866512-81">{</span><span·class="ss">stop</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·63,·SHA:·5b9ab26aed559f236289f13c1b25788992d2e5d6331a7af5bba81d5f7286a244·...·]-81">}</span><span·class="p">.</span><span·class="w"> |
| 252 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="3 | 252 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="5034866512-82">(</span><span·class="n">Event</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-82">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 253 | ····</span><span·class="p"·data-group-id="3 | 253 | ····</span><span·class="p"·data-group-id="5034866512-83">{</span><span·class="ss">stop</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5034866512-84">{</span><span·class="ss">shutdown</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·445,·SHA:·0adc4751d794feffa4bf9bb84b54701e48b520f121e61938e58a19012319cb96·...·]-83">}</span><span·class="p">.</span><span·class="w"> |
| 254 | </span><span·class="nf">handle_info</span><span·class="p"·data-group-id="3 | 254 | </span><span·class="nf">handle_info</span><span·class="p"·data-group-id="5034866512-86">(</span><span·class="n">Info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="5034866512-86">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
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| 1247 | format/limit·the·server·state·for·debugging·and·logging·purposes.</p><p>It·is·called·in·the·following·situations:</p><ul><li><a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·is·invoked | 1247 | format/limit·the·server·state·for·debugging·and·logging·purposes.</p><p>It·is·called·in·the·following·situations:</p><ul><li><a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·is·invoked |
| 1248 | to·get·the·<code·class="inline">gen_server</code>·status.</li><li>The·<code·class="inline">gen_server</code>·process·terminates·abnormally·and·logs·an·error.</li></ul><p>This·callback·is·used·to·limit·the·status·of·the·process·returned·by | 1248 | to·get·the·<code·class="inline">gen_server</code>·status.</li><li>The·<code·class="inline">gen_server</code>·process·terminates·abnormally·and·logs·an·error.</li></ul><p>This·callback·is·used·to·limit·the·status·of·the·process·returned·by |
| 1249 | <a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·or·sent·to·<a·href="../../../../lib/kernel-10.2.2/doc/html/logger.html"><code·class="inline">logger</code></a>.</p><p>The·callback·gets·a·map·<code·class="inline">Status</code>·describing·the·current·status | 1249 | <a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·or·sent·to·<a·href="../../../../lib/kernel-10.2.2/doc/html/logger.html"><code·class="inline">logger</code></a>.</p><p>The·callback·gets·a·map·<code·class="inline">Status</code>·describing·the·current·status |
| 1250 | and·shall·return·a·map·<code·class="inline">NewStatus</code>·with·the·same·keys, | 1250 | and·shall·return·a·map·<code·class="inline">NewStatus</code>·with·the·same·keys, |
| 1251 | but·it·may·transform·some·values.</p><p>Two·possible·use·cases·for·this·callback·is·to·remove | 1251 | but·it·may·transform·some·values.</p><p>Two·possible·use·cases·for·this·callback·is·to·remove |
| 1252 | sensitive·information·from·the·state·to·prevent·it·from·being·printed | 1252 | sensitive·information·from·the·state·to·prevent·it·from·being·printed |
| 1253 | in·log·files,·or·to·compact·large·irrelevant·status·items | 1253 | in·log·files,·or·to·compact·large·irrelevant·status·items |
| 1254 | that·would·only·clutter·the·logs.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">format_status</span><span·class="p"·data-group-id="889 | 1254 | that·would·only·clutter·the·logs.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">format_status</span><span·class="p"·data-group-id="7088920066-1">(</span><span·class="n">Status</span><span·class="p"·data-group-id="7088920066-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1255 | ··</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="889 | 1255 | ··</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="7088920066-2">(</span><span·class="w"> |
| 1256 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id="889 | 1256 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id="7088920066-3">(</span><span·class="ss">state</span><span·class="p">,</span><span·class="n">State</span><span·class="p"·data-group-id="7088920066-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1257 | ············</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">remove</span><span·class="p"·data-group-id="889 | 1257 | ············</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">remove</span><span·class="p"·data-group-id="7088920066-4">(</span><span·class="ss">private_key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="7088920066-4">)</span><span·class="p">;</span><span·class="w"> |
| 1258 | ·······</span><span·class="p"·data-group-id="889 | 1258 | ·······</span><span·class="p"·data-group-id="7088920066-5">(</span><span·class="ss">message</span><span·class="p">,</span><span·class="p"·data-group-id="7088920066-6">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Pass</[·...·truncated·by·diffoscope;·len:·99,·SHA:·d6a333134954a3079d92f6700c9bec2761eaa9b045873e5bdbe5df059592f19f·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1259 | ············</span><span·class="p"·data-group-id="889 | 1259 | ············</span><span·class="p"·data-group-id="7088920066-7">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">removed</span><span·class="p"·data-group-id="7088920066-7">}</span><span·class="p">;</span><span·class="w"> |
| 1260 | ·······</span><span·class="p"·data-group-id="889 | 1260 | ·······</span><span·class="p"·data-group-id="7088920066-8">(</span><span·class="p">_</span><span·class="p">,</span><span·class="n">Value</span><span·class="p"·data-group-id="7088920066-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1261 | ············</span><span·class="n">Value</span><span·class="w"> | 1261 | ············</span><span·class="n">Value</span><span·class="w"> |
| 1262 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Status</span><span·class="p"·data-group-id="889 | 1262 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Status</span><span·class="p"·data-group-id="7088920066-2">)</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·callback·is·optional,·so·callback·modules·need·not·export·it.·The |
| 1263 | <code·class="inline">gen_server</code>·module·provides·a·default·implementation | 1263 | <code·class="inline">gen_server</code>·module·provides·a·default·implementation |
| 1264 | of·this·function·that·returns·the·callback·module·state.</p><p>If·this·callback·is·exported·but·fails, | 1264 | of·this·function·that·returns·the·callback·module·state.</p><p>If·this·callback·is·exported·but·fails, |
| 1265 | to·hide·possibly·sensitive·data, | 1265 | to·hide·possibly·sensitive·data, |
| 1266 | the·default·function·will·instead·return·the·fact·that | 1266 | the·default·function·will·instead·return·the·fact·that |
| 1267 | <a·href="#c:format_status/1"><code·class="inline">Module:format_status/1</code></a>·has·crashed.</p></section> | 1267 | <a·href="#c:format_status/1"><code·class="inline">Module:format_status/1</code></a>·has·crashed.</p></section> |
| 1268 | ··</section> | 1268 | ··</section> |
| 1269 | </section> | 1269 | </section> |
| Offset 2898, 15 lines modified | Offset 2898, 15 lines modified | ||
| 2898 | ······<p·class="built-using"> | 2898 | ······<p·class="built-using"> |
| 2899 | ········Built·using | 2899 | ········Built·using |
| 2900 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2900 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2901 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2901 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2902 | ······</p> | 2902 | ······</p> |
| 2903 | <p>Copyright·©·1996-202 | 2903 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2904 | ····</footer> | 2904 | ····</footer> |
| 2905 | ··</div> | 2905 | ··</div> |
| 2906 | </main> | 2906 | </main> |
| 2907 | </div> | 2907 | </div> |
| 2908 | <script> | 2908 | <script> |
| 2909 | ··function·mermaidLoaded()·{ | 2909 | ··function·mermaidLoaded()·{ |
| 2910 | ····mermaid.initialize({ | 2910 | ····mermaid.initialize({ |
| Offset 172, 15 lines modified | Offset 172, 15 lines modified | ||
| 172 | </span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="ss">send_request</span><span·class="w"> | 172 | </span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="ss">send_request</span><span·class="w"> |
| 173 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">send</span><span·class="w"> | 173 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">send</span><span·class="w"> |
| 174 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="ss">'!'</span><span·class="w">············</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Module</span><span·class="p">:</span><span·class="n">StateName</span><span·class="o">/</span><span·class="mi">3</span><span·class="w"> | 174 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="ss">'!'</span><span·class="w">············</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Module</span><span·class="p">:</span><span·class="n">StateName</span><span·class="o">/</span><span·class="mi">3</span><span·class="w"> |
| 175 | ···················</span><span·class="ow">or</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Module</span><span·class="p">:</span><span·class="ss">handle_event</span><span·class="p">/</span><span·class="mi">4</span><span·class="w"> | 175 | ···················</span><span·class="ow">or</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Module</span><span·class="p">:</span><span·class="ss">handle_event</span><span·class="p">/</span><span·class="mi">4</span><span·class="w"> |
| 176 | ···················</span><span·class="ss">depending</span><span·class="w">·</span><span·class="ss">on</span><span·class="w">·</span><span·class="ss">callback</span><span·class="w">·</span><span·class="ss">mode</span><span·class="w"> | 176 | ···················</span><span·class="ss">depending</span><span·class="w">·</span><span·class="ss">on</span><span·class="w">·</span><span·class="ss">callback</span><span·class="w">·</span><span·class="ss">mode</span><span·class="w"> |
| 177 | </span><span·class="n">Release</span><span·class="w">·</span><span·class="ss">upgrade</span><span·class="o">/</span><span·class="nf">downgrade</span><span·class="w"> | 177 | </span><span·class="n">Release</span><span·class="w">·</span><span·class="ss">upgrade</span><span·class="o">/</span><span·class="nf">downgrade</span><span·class="w"> |
| 178 | </span><span·class="p"·data-group-id=" | 178 | </span><span·class="p"·data-group-id="3499508716-1">(</span><span·class="ss">code</span><span·class="w">·</span><span·class="ss">change</span><span·class="p"·data-group-id="3499508716-1">)</span><span·class="w"> |
| 179 | ······················</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Module</span><span·class="p">:</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">4</span></code></pre><h4·id="state-callback">State·callback</h4><p>The·<em>state·callback</em>·for·a·specific·<a·href="#t:state/0">state</a>·in·a·<code·class="inline">gen_statem</code> | 179 | ······················</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Module</span><span·class="p">:</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">4</span></code></pre><h4·id="state-callback">State·callback</h4><p>The·<em>state·callback</em>·for·a·specific·<a·href="#t:state/0">state</a>·in·a·<code·class="inline">gen_statem</code> |
| 180 | is·the·callback·function·that·is·called·for·all·events·in·this·state. | 180 | is·the·callback·function·that·is·called·for·all·events·in·this·state. |
| 181 | It·is·selected·depending·on·which·<a·href="#t:callback_mode/0"><em>callback·mode</em></a> | 181 | It·is·selected·depending·on·which·<a·href="#t:callback_mode/0"><em>callback·mode</em></a> |
| 182 | that·the·callback·module·defines·with·the·callback·function | 182 | that·the·callback·module·defines·with·the·callback·function |
| 183 | <a·href="#c:callback_mode/0"><code·class="inline">Module:callback_mode/0</code></a>.</p><p><a·href=""·id="state_functions"></a> | 183 | <a·href="#c:callback_mode/0"><code·class="inline">Module:callback_mode/0</code></a>.</p><p><a·href=""·id="state_functions"></a> |
| 184 | When·the·<a·href="#t:callback_mode/0"><em>callback·mode</em></a>·is·<code·class="inline">state_functions</code>, | 184 | When·the·<a·href="#t:callback_mode/0"><em>callback·mode</em></a>·is·<code·class="inline">state_functions</code>, |
| 185 | the·state·must·be·an·atom·and·is·used·as·the·<em>state·callback</em>·name; | 185 | the·state·must·be·an·atom·and·is·used·as·the·<em>state·callback</em>·name; |
| Offset 298, 105 lines modified | Offset 298, 105 lines modified | ||
| 298 | the·current·count·value.</li><li>Unknown·events·are·ignored·and·discarded.</li><li>There·is·boilerplate·code·for·start,·stop,·terminate,·code·change, | 298 | the·current·count·value.</li><li>Unknown·events·are·ignored·and·discarded.</li><li>There·is·boilerplate·code·for·start,·stop,·terminate,·code·change, |
| 299 | init,·to·set·the·callback·mode·to·<code·class="inline">state_functions</code>,·etc...</li></ul><h3·id="module-pushbutton-code"·class="section-heading"> | 299 | init,·to·set·the·callback·mode·to·<code·class="inline">state_functions</code>,·etc...</li></ul><h3·id="module-pushbutton-code"·class="section-heading"> |
| 300 | ··<a·href="#module-pushbutton-code"·class="hover-link"> | 300 | ··<a·href="#module-pushbutton-code"·class="hover-link"> |
| 301 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 301 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 302 | ··</a> | 302 | ··</a> |
| 303 | ··<span·class="text">Pushbutton·Code</span> | 303 | ··<span·class="text">Pushbutton·Code</span> |
| 304 | </h3> | 304 | </h3> |
| 305 | <p>The·following·is·the·complete·callback·module·file·<code·class="inline">pushbutton.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0 | 305 | <p>The·following·is·the·complete·callback·module·file·<code·class="inline">pushbutton.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0544906992-1">(</span><span·class="ss">pushbutton</span><span·class="p"·data-group-id="0544906992-1">)</span><span·class="p">.</span><span·class="w"> |
| 306 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="0 | 306 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="0544906992-2">(</span><span·class="ss">gen_statem</span><span·class="p"·data-group-id="0544906992-2">)</span><span·class="p">.</span><span·class="w"> |
| 307 | </span><span·class="w"> | 307 | </span><span·class="w"> |
| 308 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0 | 308 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0544906992-3">(</span><span·class="p"·data-group-id="0544906992-4">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="ss">push</span><span·class="p">/</span><span·class="mi">0</span><sp[·...·truncated·by·diffoscope;·len:·297,·SHA:·4c850ec806f7ba4ff04e6d2d3d68967fefeae9620bcbd8456207463c785bfa25·...·]2-3">)</span><span·class="p">.</span><span·class="w"> |
| 309 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0 | 309 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0544906992-5">(</span><span·class="p"·data-group-id="0544906992-6">[</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">[·...·truncated·by·diffoscope;·len:·312,·SHA:·ce7aa9c7c013eb463d46e1d292840150febda45d02475d8ca5c61c1c31d3eef0·...·]2-5">)</span><span·class="p">.</span><span·class="w"> |
| 310 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0 | 310 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0544906992-7">(</span><span·class="p"·data-group-id="0544906992-8">[</span><span·class="ss">on</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">off</span><span·class="p">/</span><span·class="mi">3</span><span·c[·...·truncated·by·diffoscope;·len:·86,·SHA:·5f7c11b996903ae9cb83d65252a2a68031ad9a33c2404fc8b8a5f8eb4e72aeb6·...·]2-7">)</span><span·class="p">.</span><span·class="w"> |
| 311 | </span><span·class="nf">name</span><span·class="p"·data-group-id="0 | 311 | </span><span·class="nf">name</span><span·class="p"·data-group-id="0544906992-9">(</span><span·class="p"·data-group-id="0544906992-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">pushbutton_statem</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·The·registered·server·name</span><span·class="w"> |
| 312 | </span><span·class="c1">%%·API.··This·example·uses·a·registered·name·name()</span><span·class="w"> | 312 | </span><span·class="c1">%%·API.··This·example·uses·a·registered·name·name()</span><span·class="w"> |
| 313 | </span><span·class="c1">%%·and·does·not·link·to·the·caller.</span><span·class="w"> | 313 | </span><span·class="c1">%%·and·does·not·link·to·the·caller.</span><span·class="w"> |
| 314 | </span><span·class="nf">start</span><span·class="p"·data-group-id="0 | 314 | </span><span·class="nf">start</span><span·class="p"·data-group-id="0544906992-10">(</span><span·class="p"·data-group-id="0544906992-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 315 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="0 | 315 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="0544906992-11">(</span><span·class="p"·data-group-id="0544906992-12">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="nf">name</span><span·class="p"·data-group-id="0544906992-13">(</span><span·class="p"·data-group-id="0544906992-13"[·...·truncated·by·diffoscope;·len:·516,·SHA:·7136c04cd0b30b9dc33ae77d7d28d8505e85a959c54e5ab27a0774a0fc292a01·...·]2-11">)</span><span·class="p">.</span><span·class="w"> |
| 316 | </span><span·class="nf">push</span><span·class="p"·data-group-id="0 | 316 | </span><span·class="nf">push</span><span·class="p"·data-group-id="0544906992-16">(</span><span·class="p"·data-group-id="0544906992-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 317 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="0 | 317 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="0544906992-17">(</span><span·class="nf">name</span><span·class="p"·data-group-id="0544906992-18">(</span><span·class="p"·data-group-id="0544906992-18">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">push</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·18,·SHA:·f9616bb2751a5c326362acc463350d222d46b1e8f615257edfb7b3ab29912638·...·]2-17">)</span><span·class="p">.</span><span·class="w"> |
| 318 | </span><span·class="nf">get_count</span><span·class="p"·data-group-id="0 | 318 | </span><span·class="nf">get_count</span><span·class="p"·data-group-id="0544906992-19">(</span><span·class="p"·data-group-id="0544906992-19">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 319 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="0 | 319 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="0544906992-20">(</span><span·class="nf">name</span><span·class="p"·data-group-id="0544906992-21">(</span><span·class="p"·data-group-id="0544906992-21">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">get_count</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·23,·SHA:·c7304fccc565782b5a744729663d4790fc4373969ddb1db6979139bc1ac75cbe·...·]2-20">)</span><span·class="p">.</span><span·class="w"> |
| 320 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="0 | 320 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="0544906992-22">(</span><span·class="p"·data-group-id="0544906992-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 321 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="0 | 321 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="0544906992-23">(</span><span·class="nf">name</span><span·class="p"·data-group-id="0544906992-24">(</span><span·class="p"·data-group-id="0544906992-24">)</span><span·class="p"·data-group-id="0544906992-23">)</span><span·class="p">.</span><span·class="w"> |
| 322 | </span><span·class="c1">%%·Mandatory·callback·functions</span><span·class="w"> | 322 | </span><span·class="c1">%%·Mandatory·callback·functions</span><span·class="w"> |
| 323 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="0 | 323 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="0544906992-25">(</span><span·class="p">_</span><span·class="n">Reason</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·cla[·...·truncated·by·diffoscope;·len:·58,·SHA:·949329c1fcf93ae4ad7a847bbb332d7e1f10ac31bb63c2694239e153eeff730f·...·]2-25">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 324 | ····</span><span·class="ss">void</span><span·class="p">.</span><span·class="w"> | 324 | ····</span><span·class="ss">void</span><span·class="p">.</span><span·class="w"> |
| 325 | </span><span·class="nf">code_change</span><span·class="p"·data-group-id="0 | 325 | </span><span·class="nf">code_change</span><span·class="p"·data-group-id="0544906992-26">(</span><span·class="p">_</span><span·class="n">Vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·107,·SHA:·a231a8810ee3c08f483c6a870d9e5826d4c1c5eaff6a416663d2bb227ecbea90·...·]2-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 326 | ····</span><span·class="p"·data-group-id="0 | 326 | ····</span><span·class="p"·data-group-id="0544906992-27">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">State</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-id="0544906992-27">}</span><span·class="p">.</span><span·class="w"> |
| 327 | </span><span·class="nf">init</span><span·class="p"·data-group-id="0 | 327 | </span><span·class="nf">init</span><span·class="p"·data-group-id="0544906992-28">(</span><span·class="p"·data-group-id="0544906992-29">[</span><span·class="p"·data-group-id="0544906992-29">]</span><span·class="p"·data-group-id="0544906992-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 328 | ····</span><span·class="c1">%%·Set·the·initial·state·+·data.··Data·is·used·only·as·a·counter.</span><span·class="w"> | 328 | ····</span><span·class="c1">%%·Set·the·initial·state·+·data.··Data·is·used·only·as·a·counter.</span><span·class="w"> |
| 329 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">off</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | 329 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">off</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 330 | ····</span><span·class="p"·data-group-id="0 | 330 | ····</span><span·class="p"·data-group-id="0544906992-30">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">State</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-id="0544906992-30">}</span><span·class="p">.</span><span·class="w"> |
| 331 | </span><span·class="nf">callback_mode</span><span·class="p"·data-group-id="0 | 331 | </span><span·class="nf">callback_mode</span><span·class="p"·data-group-id="0544906992-31">(</span><span·class="p"·data-group-id="0544906992-31">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">state_functions</span><span·class="p">.</span><span·class="w"> |
| 332 | </span><span·class="c1">%%%·state·callback(s)</span><span·class="w"> | 332 | </span><span·class="c1">%%%·state·callback(s)</span><span·class="w"> |
| 333 | </span><span·class="nf">off</span><span·class="p"·data-group-id="0 | 333 | </span><span·class="nf">off</span><span·class="p"·data-group-id="0544906992-32">(</span><span·class="p"·data-group-id="0544906992-33">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="n">From</span><span·class="p"·data-group-id="0544906992-33">}</span><span·class="p">,</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·144,·SHA:·2926c5ef719c264bf1c4ba413612ce89cc897b01d9318e55105b6e3683fe5270·...·]2-32">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 334 | ····</span><span·class="c1">%%·Go·to·'on',·increment·count·and·reply</span><span·class="w"> | 334 | ····</span><span·class="c1">%%·Go·to·'on',·increment·count·and·reply</span><span·class="w"> |
| 335 | ····</span><span·class="c1">%%·that·the·resulting·status·is·'on'</span><span·class="w"> | 335 | ····</span><span·class="c1">%%·that·the·resulting·status·is·'on'</span><span·class="w"> |
| 336 | ····</span><span·class="p"·data-group-id="0 | 336 | ····</span><span·class="p"·data-group-id="0544906992-34">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="ss">on</span><span·class="p">,</span><span·class="n">Data</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·360,·SHA:·9196778c70b348898ad86ce2725c7170d6a8dd80325265d1bd28e1f7726f91a6·...·]2-34">}</span><span·class="p">;</span><span·class="w"> |
| 337 | </span><span·class="nf">off</span><span·class="p"·data-group-id="0 | 337 | </span><span·class="nf">off</span><span·class="p"·data-group-id="0544906992-37">(</span><span·class="n">EventType</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EventContent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="0544906992-37">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 338 | ····</span><span·class="nf">handle_event</span><span·class="p"·data-group-id="0 | 338 | ····</span><span·class="nf">handle_event</span><span·class="p"·data-group-id="0544906992-38">(</span><span·class="n">EventType</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EventContent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="0544906992-38">)</span><span·class="p">.</span><span·class="w"> |
| 339 | </span><span·class="nf">on</span><span·class="p"·data-group-id="0 | 339 | </span><span·class="nf">on</span><span·class="p"·data-group-id="0544906992-39">(</span><span·class="p"·data-group-id="0544906992-40">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="n">From</span><span·class="p"·data-group-id="0544906992-40">}</span><span·class="p">,</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·144,·SHA:·2926c5ef719c264bf1c4ba413612ce89cc897b01d9318e55105b6e3683fe5270·...·]2-39">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 340 | ····</span><span·class="c1">%%·Go·to·'off'·and·reply·that·the·resulting·status·is·'off'</span><span·class="w"> | 340 | ····</span><span·class="c1">%%·Go·to·'off'·and·reply·that·the·resulting·status·is·'off'</span><span·class="w"> |
| 341 | ····</span><span·class="p"·data-group-id="0 | 341 | ····</span><span·class="p"·data-group-id="0544906992-41">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="ss">off</span><span·class="p">,</span><span·class="n">Data</span><span·class="p">,</span><span·class="p"·data-group-id="0544906992-42">[</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·313,·SHA:·78bb6442d2f7573f1435bb2ded7a2b833794e307ebf975e5ee658403f82f4f30·...·]2-41">}</span><span·class="p">;</span><span·class="w"> |
| 342 | </span><span·class="nf">on</span><span·class="p"·data-group-id="0 | 342 | </span><span·class="nf">on</span><span·class="p"·data-group-id="0544906992-44">(</span><span·class="n">EventType</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EventContent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="0544906992-44">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 343 | ····</span><span·class="nf">handle_event</span><span·class="p"·data-group-id="0 | 343 | ····</span><span·class="nf">handle_event</span><span·class="p"·data-group-id="0544906992-45">(</span><span·class="n">EventType</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EventContent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="0544906992-45">)</span><span·class="p">.</span><span·class="w"> |
| 344 | </span><span·class="c1">%%·Handle·events·common·to·all·states</span><span·class="w"> | 344 | </span><span·class="c1">%%·Handle·events·common·to·all·states</span><span·class="w"> |
| 345 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="0 | 345 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="0544906992-46">(</span><span·class="p"·data-group-id="0544906992-47">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="n">From</span><span·class="p"·data-group-id="0544906992-47">}</span><span·class="p">,</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·149,·SHA:·28ec88acfe2b4032a3570988e4e5e41e15f12e979a17531baad119d122212807·...·]2-46">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 346 | ····</span><span·class="c1">%%·Reply·with·the·current·count</span><span·class="w"> | 346 | ····</span><span·class="c1">%%·Reply·with·the·current·count</span><span·class="w"> |
| 347 | ····</span><span·class="p"·data-group-id="0 | 347 | ····</span><span·class="p"·data-group-id="0544906992-48">{</span><span·class="ss">keep_state</span><span·class="p">,</span><span·class="n">Data</span><span·class="p">,</span><span·class="p"·data-group-id="0544906992-49">[</span><span·class="p"·data-group-id="0544906992-50">{</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·262,·SHA:·f7d1e8ebb92a17751b9f24029a6004433513c02dbf2a22046303b1927e0bc4af·...·]2-48">}</span><span·class="p">;</span><span·class="w"> |
| 348 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="0 | 348 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="0544906992-51">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="0544906992-51">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 349 | ····</span><span·class="c1">%%·Ignore·all·other·events</span><span·class="w"> | 349 | ····</span><span·class="c1">%%·Ignore·all·other·events</span><span·class="w"> |
| 350 | ····</span><span·class="p"·data-group-id="0 | 350 | ····</span><span·class="p"·data-group-id="0544906992-52">{</span><span·class="ss">keep_state</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-id="0544906992-52">}</span><span·class="p">.</span></code></pre><p>The·following·is·a·shell·session·when·running·it:</p><p[·...·truncated·by·diffoscope;·len:·270,·SHA:·5ae1181971aea9bc27903fdc2c3ccc20e1716ed149890c009eb94046e3a56f2c·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 351 | </span><span·class="p"·data-group-id=" | 351 | </span><span·class="p"·data-group-id="6685579868-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.36</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="6685579868-2">}</span><span·class="gp·unselectable"> |
| 352 | 2>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">get_count</span><span·class="p"·data-group-id=" | 352 | 2>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">get_count</span><span·class="p"·data-group-id="6685579868-3">(</span><span·class="p"·data-group-id="6685579868-3">)</span><span·class="p">.</span><span·class="w"> |
| 353 | </span><span·class="mi">0</span><span·class="gp·unselectable"> | 353 | </span><span·class="mi">0</span><span·class="gp·unselectable"> |
| 354 | 3>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">push</span><span·class="p"·data-group-id=" | 354 | 3>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">push</span><span·class="p"·data-group-id="6685579868-4">(</span><span·class="p"·data-group-id="6685579868-4">)</span><span·class="p">.</span><span·class="w"> |
| 355 | </span><span·class="ss">on</span><span·class="gp·unselectable"> | 355 | </span><span·class="ss">on</span><span·class="gp·unselectable"> |
| 356 | 4>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">get_count</span><span·class="p"·data-group-id=" | 356 | 4>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">get_count</span><span·class="p"·data-group-id="6685579868-5">(</span><span·class="p"·data-group-id="6685579868-5">)</span><span·class="p">.</span><span·class="w"> |
| 357 | </span><span·class="mi">1</span><span·class="gp·unselectable"> | 357 | </span><span·class="mi">1</span><span·class="gp·unselectable"> |
| 358 | 5>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">push</span><span·class="p"·data-group-id=" | 358 | 5>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">push</span><span·class="p"·data-group-id="6685579868-6">(</span><span·class="p"·data-group-id="6685579868-6">)</span><span·class="p">.</span><span·class="w"> |
| 359 | </span><span·class="ss">off</span><span·class="gp·unselectable"> | 359 | </span><span·class="ss">off</span><span·class="gp·unselectable"> |
| 360 | 6>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">get_count</span><span·class="p"·data-group-id=" | 360 | 6>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">get_count</span><span·class="p"·data-group-id="6685579868-7">(</span><span·class="p"·data-group-id="6685579868-7">)</span><span·class="p">.</span><span·class="w"> |
| 361 | </span><span·class="mi">1</span><span·class="gp·unselectable"> | 361 | </span><span·class="mi">1</span><span·class="gp·unselectable"> |
| 362 | 7>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 362 | 7>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="6685579868-8">(</span><span·class="p"·data-group-id="6685579868-8">)</span><span·class="p">.</span><span·class="w"> |
| 363 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 363 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 364 | 8>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">push</span><span·class="p"·data-group-id=" | 364 | 8>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">push</span><span·class="p"·data-group-id="6685579868-9">(</span><span·class="p"·data-group-id="6685579868-9">)</span><span·class="p">.</span><span·class="w"> |
| 365 | </span><span·class="gt">**·exception·exit:·{noproc,{gen_statem,call,[pushbutton_statem,push,infinity]}} | 365 | </span><span·class="gt">**·exception·exit:·{noproc,{gen_statem,call,[pushbutton_statem,push,infinity]}} |
| 366 | ·····in·function··gen:do_for_proc/2·(gen.erl,·line·261) | 366 | ·····in·function··gen:do_for_proc/2·(gen.erl,·line·261) |
| 367 | ·····in·call·from·gen_statem:call/3·(gen_statem.erl,·line·386)</span></code></pre><p>To·compare·styles,·here·follows·the·same·example·using | 367 | ·····in·call·from·gen_statem:call/3·(gen_statem.erl,·line·386)</span></code></pre><p>To·compare·styles,·here·follows·the·same·example·using |
| 368 | <a·href="#t:callback_mode/0"><em>callback·mode</em></a>·<code·class="inline">handle_event_function</code>, | 368 | <a·href="#t:callback_mode/0"><em>callback·mode</em></a>·<code·class="inline">handle_event_function</code>, |
| 369 | or·rather,·the·code·to·replace·after·function·<a·href="#c:init/1"><code·class="inline">init/1</code></a> | 369 | or·rather,·the·code·to·replace·after·function·<a·href="#c:init/1"><code·class="inline">init/1</code></a> |
| 370 | of·the·<code·class="inline">pushbutton.erl</code>·example·file·above:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">callback_mode</span><span·class="p"·data-group-id=" | 370 | of·the·<code·class="inline">pushbutton.erl</code>·example·file·above:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">callback_mode</span><span·class="p"·data-group-id="6469840979-1">(</span><span·class="p"·data-group-id="6469840979-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">handle_event_function</span><span·class="p">.</span><span·class="w"> |
| 371 | </span><span·class="c1">%%%·state·callback(s)</span><span·class="w"> | 371 | </span><span·class="c1">%%%·state·callback(s)</span><span·class="w"> |
| 372 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 372 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="6469840979-2">(</span><span·class="p"·data-group-id="6469840979-3">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="n">From</span><span·class="p"·data-group-id="6469840979-3">}</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·218,·SHA:·2122af6bb9c96e37b8c4735fb1afd37cae5ddaa4c92c7ee7f2240e1b91e30e7a·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 373 | ····</span><span·class="c1">%%·Go·to·'on',·increment·count·and·reply</span><span·class="w"> | 373 | ····</span><span·class="c1">%%·Go·to·'on',·increment·count·and·reply</span><span·class="w"> |
| 374 | ····</span><span·class="c1">%%·that·the·resulting·status·is·'on'</span><span·class="w"> | 374 | ····</span><span·class="c1">%%·that·the·resulting·status·is·'on'</span><span·class="w"> |
| 375 | ····</span><span·class="p"·data-group-id=" | 375 | ····</span><span·class="p"·data-group-id="6469840979-4">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="ss">on</span><span·class="p">,</span><span·class="n">Data</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·357,·SHA:·0f6955b38351feeea6adbfc78d05ba394b77aae4d651822d6173325d3266ba98·...·]-4">}</span><span·class="p">;</span><span·class="w"> |
| 376 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 376 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="6469840979-7">(</span><span·class="p"·data-group-id="6469840979-8">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="n">From</span><span·class="p"·data-group-id="6469840979-8">}</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·217,·SHA:·214ff7b83a6b392942f901834662bbbf60e744c80b76cc94ecfd2bbff076fe82·...·]-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 377 | ····</span><span·class="c1">%%·Go·to·'off'·and·reply·that·the·resulting·status·is·'off'</span><span·class="w"> | 377 | ····</span><span·class="c1">%%·Go·to·'off'·and·reply·that·the·resulting·status·is·'off'</span><span·class="w"> |
| 378 | ····</span><span·class="p"·data-group-id=" | 378 | ····</span><span·class="p"·data-group-id="6469840979-9">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="ss">off</span><span·class="p">,</span><span·class="n">Data</span><span·class="p">,</span><span·class="p"·data-group-id="6469840979-10">[</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·314,·SHA:·e7dacc352b99af548d56bb65a3a4f0d270847c170eb74f3741303b0022ab6ab5·...·]-9">}</span><span·class="p">;</span><span·class="w"> |
| 379 | </span><span·class="c1">%%</span><span·class="w"> | 379 | </span><span·class="c1">%%</span><span·class="w"> |
| 380 | </span><span·class="c1">%%·Event·handling·common·to·all·states</span><span·class="w"> | 380 | </span><span·class="c1">%%·Event·handling·common·to·all·states</span><span·class="w"> |
| 381 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 381 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="6469840979-12">(</span><span·class="p"·data-group-id="6469840979-13">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="n">From</span><span·class="p"·data-group-id="6469840979-13">}</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·227,·SHA:·4d095761b651221da9ff5fe1ae911191a2f42185505ae102278608049a050061·...·]-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 382 | ····</span><span·class="c1">%%·Reply·with·the·current·count</span><span·class="w"> | 382 | ····</span><span·class="c1">%%·Reply·with·the·current·count</span><span·class="w"> |
| 383 | ····</span><span·class="p"·data-group-id=" | 383 | ····</span><span·class="p"·data-group-id="6469840979-14">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="n">State</span><span·class="p">,</span><span·class="n">Data</span><span·class="p">,</span><span·class="p"·data-group-id="6469840979-15">[</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·316,·SHA:·375de8bdd49e384bc4341a76597f78187adfebf5b51a142bb1906c7522c85fb8·...·]-14">}</span><span·class="p">;</span><span·class="w"> |
| 384 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 384 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="6469840979-17">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·55,·SHA:·5a7ab063d50ba2f12b849b549c14267897f8abf4a0a92007a9f36de658d54c91·...·]-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 385 | ····</span><span·class="c1">%%·Ignore·all·other·events</span><span·class="w"> | 385 | ····</span><span·class="c1">%%·Ignore·all·other·events</span><span·class="w"> |
| 386 | ····</span><span·class="p"·data-group-id=" | 386 | ····</span><span·class="p"·data-group-id="6469840979-18">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="n">State</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-id="6469840979-18">}</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><h2·id="module-api-changes"·class="section-heading"> |
| 387 | ··<a·href="#module-api-changes"·class="hover-link"> | 387 | ··<a·href="#module-api-changes"·class="hover-link"> |
| 388 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 388 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 389 | ··</a> | 389 | ··</a> |
| 390 | ··<span·class="text">API·changes</span> | 390 | ··<span·class="text">API·changes</span> |
| 391 | </h2> | 391 | </h2> |
| 392 | <ul><li>This·behavior·appeared·in·Erlang/OTP·19.0·as·experimental.</li><li>In·OTP·19.1·a·backwards·incompatible·change·of·the·return·tuple·from | 392 | <ul><li>This·behavior·appeared·in·Erlang/OTP·19.0·as·experimental.</li><li>In·OTP·19.1·a·backwards·incompatible·change·of·the·return·tuple·from |
| 393 | <a·href="#c:init/1"><code·class="inline">Module:init/1</code></a>·was·made, | 393 | <a·href="#c:init/1"><code·class="inline">Module:init/1</code></a>·was·made, |
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| 3083 | return·value·and·how·its·status·appears·in·termination·error·logs, | 3083 | return·value·and·how·its·status·appears·in·termination·error·logs, |
| 3084 | exports·an·instance·of·<a·href="#c:format_status/1"><code·class="inline">Module:format_status/1</code></a>, | 3084 | exports·an·instance·of·<a·href="#c:format_status/1"><code·class="inline">Module:format_status/1</code></a>, |
| 3085 | which·will·get·a·map·<code·class="inline">Status</code>·that·describes·the·current·state | 3085 | which·will·get·a·map·<code·class="inline">Status</code>·that·describes·the·current·state |
| 3086 | of·the·<code·class="inline">gen_statem</code>,·and·shall·return·a·map·<code·class="inline">NewStatus</code> | 3086 | of·the·<code·class="inline">gen_statem</code>,·and·shall·return·a·map·<code·class="inline">NewStatus</code> |
| 3087 | containing·the·same·keys·as·the·input·map, | 3087 | containing·the·same·keys·as·the·input·map, |
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| 185 | ······<p·class="built-using"> | 185 | ······<p·class="built-using"> |
| 186 | ········Built·using | 186 | ········Built·using |
| 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 189 | ······</p> | 189 | ······</p> |
| 190 | <p>Copyright·©·1996-202 | 190 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 191 | ····</footer> | 191 | ····</footer> |
| 192 | ··</div> | 192 | ··</div> |
| 193 | </main> | 193 | </main> |
| 194 | </div> | 194 | </div> |
| 195 | <script> | 195 | <script> |
| 196 | ··function·mermaidLoaded()·{ | 196 | ··function·mermaidLoaded()·{ |
| 197 | ····mermaid.initialize({ | 197 | ····mermaid.initialize({ |
| Offset 998, 16 lines modified | Offset 998, 16 lines modified | ||
| 998 | <p>Tries·to·read·<code·class="inline">String</code>·in·accordance·with·the·control·sequences·in·<code·class="inline">Format</code>.</p><p>For·a·detailed·description·of·the·available·formatting·options,·see·<a·href="io.html#fread/3"><code·class="inline">io:fread/3</code></a>. | 998 | <p>Tries·to·read·<code·class="inline">String</code>·in·accordance·with·the·control·sequences·in·<code·class="inline">Format</code>.</p><p>For·a·detailed·description·of·the·available·formatting·options,·see·<a·href="io.html#fread/3"><code·class="inline">io:fread/3</code></a>. |
| 999 | It·is·assumed·that·<code·class="inline">String</code>·contains·whole·lines.</p><p>The·function·returns:</p><ul><li><p><strong><code·class="inline">{ok,·InputList,·LeftOverChars}</code></strong>·-·The·string·was·read.·<code·class="inline">InputList</code>·is·the | 999 | It·is·assumed·that·<code·class="inline">String</code>·contains·whole·lines.</p><p>The·function·returns:</p><ul><li><p><strong><code·class="inline">{ok,·InputList,·LeftOverChars}</code></strong>·-·The·string·was·read.·<code·class="inline">InputList</code>·is·the |
| 1000 | list·of·successfully·matched·and·read·items,·and·<code·class="inline">LeftOverChars</code>·are·the·input | 1000 | list·of·successfully·matched·and·read·items,·and·<code·class="inline">LeftOverChars</code>·are·the·input |
| 1001 | characters·not·used.</p></li><li><p><strong><code·class="inline">{more,·RestFormat,·Nchars,·InputStack}</code></strong>·-·The·string·was·read,·but·more | 1001 | characters·not·used.</p></li><li><p><strong><code·class="inline">{more,·RestFormat,·Nchars,·InputStack}</code></strong>·-·The·string·was·read,·but·more |
| 1002 | input·is·needed·to·complete·the·original·format·string.·<code·class="inline">RestFormat</code>·is·the | 1002 | input·is·needed·to·complete·the·original·format·string.·<code·class="inline">RestFormat</code>·is·the |
| 1003 | remaining·format·string,·<code·class="inline">Nchars</code>·is·the·number·of·characters·scanned,·and | 1003 | remaining·format·string,·<code·class="inline">Nchars</code>·is·the·number·of·characters·scanned,·and |
| 1004 | <code·class="inline">InputStack</code>·is·the·reversed·list·of·inputs·matched·up·to·that·point.</p></li><li><p><strong><code·class="inline">{error,·What}</code></strong>·-·The·read·operation·failed·and·parameter·<code·class="inline">What</code>·gives·a | 1004 | <code·class="inline">InputStack</code>·is·the·reversed·list·of·inputs·matched·up·to·that·point.</p></li><li><p><strong><code·class="inline">{error,·What}</code></strong>·-·The·read·operation·failed·and·parameter·<code·class="inline">What</code>·gives·a |
| 1005 | hint·about·the·error.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">fread</span><span·class="p"·data-group-id=" | 1005 | hint·about·the·error.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">fread</span><span·class="p"·data-group-id="0018604691-1">(</span><span·class="s">"~f~f~f"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"15.6·17.3e-6·24.5"</span><span·class="p"·data-group-id="0018604691-1">)</span><span·class="p">.</span><span·class="w"> |
| 1006 | </span><span·class="p"·data-group-id=" | 1006 | </span><span·class="p"·data-group-id="0018604691-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="0018604691-3">[</span><span·class="mf">15.6</span><span·class="p">,</span><span·class="mf">1.73e-5</span><span·class="p">,</span><span·class="mf">24.5</s[·...·truncated·by·diffoscope;·len:·228,·SHA:·b13e05ef756c05d70c2d07de91a7eda359fef7887d0d0784776bebe6af36b57b·...·]-2">}</span></code></pre> |
| 1007 | ··</section> | 1007 | ··</section> |
| 1008 | </section> | 1008 | </section> |
| 1009 | <section·class="detail"·id="fread/3"> | 1009 | <section·class="detail"·id="fread/3"> |
| 1010 | ··<div·class="detail-header"> | 1010 | ··<div·class="detail-header"> |
| 1011 | ····<a·href="#fread/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1011 | ····<a·href="#fread/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1012 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1012 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1474, 19 lines modified | Offset 1474, 19 lines modified | ||
| 1474 | ······</div> | 1474 | ······</div> |
| 1475 | <p>Returns·a·character·list·that·represents·<code·class="inline">Term</code>.·Option·<code·class="inline">Depth</code>·controls·the | 1475 | <p>Returns·a·character·list·that·represents·<code·class="inline">Term</code>.·Option·<code·class="inline">Depth</code>·controls·the |
| 1476 | depth·of·the·structures·written.</p><p>When·the·specified·depth·is·reached,·everything·below·this·level·is·replaced·by | 1476 | depth·of·the·structures·written.</p><p>When·the·specified·depth·is·reached,·everything·below·this·level·is·replaced·by |
| 1477 | "<code·class="inline">...</code>".</p><p><code·class="inline">Depth</code>·defaults·to·-1,·which·means·no·limitation.·Option·<code·class="inline">CharsLimit</code>·puts·a | 1477 | "<code·class="inline">...</code>".</p><p><code·class="inline">Depth</code>·defaults·to·-1,·which·means·no·limitation.·Option·<code·class="inline">CharsLimit</code>·puts·a |
| 1478 | soft·limit·on·the·number·of·characters·returned.·When·the·number·of·characters·is | 1478 | soft·limit·on·the·number·of·characters·returned.·When·the·number·of·characters·is |
| 1479 | reached,·remaining·structures·are·replaced·by·"<code·class="inline">...</code>".·<code·class="inline">CharsLimit</code>·defaults·to·-1, | 1479 | reached,·remaining·structures·are·replaced·by·"<code·class="inline">...</code>".·<code·class="inline">CharsLimit</code>·defaults·to·-1, |
| 1480 | which·means·no·limit·on·the·number·of·characters·returned.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="3 | 1480 | which·means·no·limit·on·the·number·of·characters·returned.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="3833243087-1">(</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="3833243087-2">(</span><span·class="p"·data-group-id="3833243087-3">{</span><span·class="mi">1</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·835,·SHA:·05e2de31bbde72a278125fff0a1f5566c80c2702220e609dddf5e0da9b560e3d·...·]7-1">)</span><span·class="p">.</span><span·class="w"> |
| 1481 | </span><span·class="s">"{1,[2],[3],[4,5],6,7,8,9}"</span><span·class="gp·unselectable"> | 1481 | </span><span·class="s">"{1,[2],[3],[4,5],6,7,8,9}"</span><span·class="gp·unselectable"> |
| 1482 | 2>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="3 | 1482 | 2>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="3833243087-7">(</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="3833243087-8">(</span><span·class="p"·data-group-id="3833243087-9">{</span><span·class="mi">1</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·914,·SHA:·f8a2d226852d5ef70370309d5199e89a2b90f699fdea2d6f4d95fa72f5547caa·...·]7-7">)</span><span·class="p">.</span><span·class="w"> |
| 1483 | </span><span·class="s">"{1,[2],[3],[...],...}"</span><span·class="gp·unselectable"> | 1483 | </span><span·class="s">"{1,[2],[3],[...],...}"</span><span·class="gp·unselectable"> |
| 1484 | 3>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="3 | 1484 | 3>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="3833243087-13">(</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="3833243087-14">(</span><span·class="p"·data-group-id="3833243087-15">{</span><span·class="p"·data-group-id="3833243087-1[·...·truncated·by·diffoscope;·len:·1087,·SHA:·05a4b455cc0b0a02fe22b20f701b8469de1173502dcf206b317c2e9b9118aedb·...·]7-13">)</span><span·class="p">.</span><span·class="w"> |
| 1485 | </span><span·class="s">"{[1,2|...],[4|...],...}"</span></code></pre> | 1485 | </span><span·class="s">"{[1,2|...],[4|...],...}"</span></code></pre> |
| 1486 | ··</section> | 1486 | ··</section> |
| 1487 | </section> | 1487 | </section> |
| 1488 | <section·class="detail"·id="write_atom/1"> | 1488 | <section·class="detail"·id="write_atom/1"> |
| 1489 | ··<div·class="detail-header"> | 1489 | ··<div·class="detail-header"> |
| 1490 | ····<a·href="#write_atom/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1490 | ····<a·href="#write_atom/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1731, 15 lines modified | Offset 1731, 15 lines modified | ||
| 1731 | ······<p·class="built-using"> | 1731 | ······<p·class="built-using"> |
| 1732 | ········Built·using | 1732 | ········Built·using |
| 1733 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1733 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1734 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1734 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1735 | ······</p> | 1735 | ······</p> |
| 1736 | <p>Copyright·©·1996-202 | 1736 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1737 | ····</footer> | 1737 | ····</footer> |
| 1738 | ··</div> | 1738 | ··</div> |
| 1739 | </main> | 1739 | </main> |
| 1740 | </div> | 1740 | </div> |
| 1741 | <script> | 1741 | <script> |
| 1742 | ··function·mermaidLoaded()·{ | 1742 | ··function·mermaidLoaded()·{ |
| 1743 | ····mermaid.initialize({ | 1743 | ····mermaid.initialize({ |
| Offset 977, 16 lines modified | Offset 977, 16 lines modified | ||
| 977 | </h2> | 977 | </h2> |
| 978 | <ul><li><code·class="inline">error(unexpected_end)</code>·if·<code·class="inline">Binary</code>·contains·incomplete·JSON·value</li><li><code·class="inline">error({invalid_byte,·Byte})</code>·if·<code·class="inline">Binary</code>·contains·unexpected·byte·or·invalid·UTF-8·byte</li><li><code·class="inline">error({unexpected_sequence,·Bytes})</code>·if·<code·class="inline">Binary</code>·contains·invalid·UTF-8·escape</li></ul><h2·id="decode/1-example"·class="section-heading"> | 978 | <ul><li><code·class="inline">error(unexpected_end)</code>·if·<code·class="inline">Binary</code>·contains·incomplete·JSON·value</li><li><code·class="inline">error({invalid_byte,·Byte})</code>·if·<code·class="inline">Binary</code>·contains·unexpected·byte·or·invalid·UTF-8·byte</li><li><code·class="inline">error({unexpected_sequence,·Bytes})</code>·if·<code·class="inline">Binary</code>·contains·invalid·UTF-8·escape</li></ul><h2·id="decode/1-example"·class="section-heading"> |
| 979 | ··<a·href="#decode/1-example"·class="hover-link"> | 979 | ··<a·href="#decode/1-example"·class="hover-link"> |
| 980 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 980 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 981 | ··</a> | 981 | ··</a> |
| 982 | ··<span·class="text">Example</span> | 982 | ··<span·class="text">Example</span> |
| 983 | </h2> | 983 | </h2> |
| 984 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 984 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="8251830624-1">(</span><span·class="p"·data-group-id="8251830624-2"><<</span><span·class="s">"{\"foo\":·1}"</span><span·class="p"·data-group-id="8251830624-2">>></span><span·class="p"·data-group-id="8251830624-1">)</span><span·class="p">.</span><span·class="w"> |
| 985 | </span><span·class="p"·data-group-id=" | 985 | </span><span·class="p"·data-group-id="8251830624-3">#{</span><span·class="p"·data-group-id="8251830624-4"><<</span><span·class="s">"foo"</span><span·class="p"·data-group-id="8251830624-4">>></span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·67,·SHA:·8ed2156ada1c0b466ecf47e9a212498b9eae0116c6bfc54d787fb4a31353009b·...·]-3">}</span></code></pre> |
| 986 | ··</section> | 986 | ··</section> |
| 987 | </section> | 987 | </section> |
| 988 | <section·class="detail"·id="decode/3"> | 988 | <section·class="detail"·id="decode/3"> |
| 989 | ··<div·class="detail-header"> | 989 | ··<div·class="detail-header"> |
| 990 | ····<a·href="#decode/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 990 | ····<a·href="#decode/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 991 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 991 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1028, 17 lines modified | Offset 1028, 17 lines modified | ||
| 1028 | </h2> | 1028 | </h2> |
| 1029 | <ul><li><code·class="inline">error({invalid_byte,·Byte})</code>·if·<code·class="inline">Binary</code>·contains·unexpected·byte·or·invalid·UTF-8·byte</li><li><code·class="inline">error({unexpected_sequence,·Bytes})</code>·if·<code·class="inline">Binary</code>·contains·invalid·UTF-8·escape</li><li><code·class="inline">error(unexpected_end)</code>·if·<code·class="inline">Binary</code>·contains·incomplete·JSON·value</li></ul><h2·id="decode/3-example"·class="section-heading"> | 1029 | <ul><li><code·class="inline">error({invalid_byte,·Byte})</code>·if·<code·class="inline">Binary</code>·contains·unexpected·byte·or·invalid·UTF-8·byte</li><li><code·class="inline">error({unexpected_sequence,·Bytes})</code>·if·<code·class="inline">Binary</code>·contains·invalid·UTF-8·escape</li><li><code·class="inline">error(unexpected_end)</code>·if·<code·class="inline">Binary</code>·contains·incomplete·JSON·value</li></ul><h2·id="decode/3-example"·class="section-heading"> |
| 1030 | ··<a·href="#decode/3-example"·class="hover-link"> | 1030 | ··<a·href="#decode/3-example"·class="hover-link"> |
| 1031 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 1031 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 1032 | ··</a> | 1032 | ··</a> |
| 1033 | ··<span·class="text">Example</span> | 1033 | ··<span·class="text">Example</span> |
| 1034 | </h2> | 1034 | </h2> |
| 1035 | <p>Decoding·object·keys·as·atoms:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">Push</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="9141525057-1">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Value</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="9141525057-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="9141525057-2">[</span><span·class="p"·data-group-id="9141525057-3">{</span><span·class="nf">binary_to_existing_atom</span><span·class="p"·data-group-id="9141525057-4">(</span><span·class="n">Key</span><span·class="p"·data-group-id="9141525057-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Value</span><span·class="p"·data-group-id="9141525057-3">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="9141525057-2">]</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="gp·unselectable"> | ||
| 1036 | >·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="9141525057-5">(</span><span·class="p"·data-group-id="9141525057-6"><<</span><span·class="s">"{\"foo\":·1}"</span><span·class="p"·data-group-id="9141525057-6">>></span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9141525057-7">#{</span><span·class="ss">object_push</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Push</span><span·class="p"·data-group-id="9141525057-7">}</span><span·class="p"·data-group-id="9141525057-5">)</span><span·class="p">.</span><span·class="w"> | ||
| 1037 | < | 1035 | <p>Decoding·object·keys·as·atoms:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">Push</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><spa[·...·truncated·by·diffoscope;·len:·1022,·SHA:·9358d43f5e987ba12f23e2e70596e0a8ad604339a759b66f1ae3f294d4e0cc3e·...·]> |
| 1036 | >·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="6061869536-5">(</span><span·class="p"·data-group-id="6061869536-6"><<</span><span·class="s">"{\"foo\":·1}"</span><span·class="p"·data-group-id="6061869536-6">>></span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6061869536-7">#{</span><span·class="ss">object_push</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Push</span><span·class="p"·data-group-id="6061869536-7">}</span><span·class="p"·data-group-id="6061869536-5">)</span><span·class="p">.</span><span·class="w"> | ||
| 1037 | </span><span·class="p"·data-group-id="6061869536-8">{</span><span·class="p"·data-group-id="6061869536-9">#{</span><span·class="ss">foo</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="6061869536-9">}</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="6061869536-10"><<</span><span·class="p"·data-group-id="6061869536-10">>></span><span·class="p"·data-group-id="6061869536-8">}</span></code></pre> | ||
| 1038 | ··</section> | 1038 | ··</section> |
| 1039 | </section> | 1039 | </section> |
| 1040 | <section·class="detail"·id="decode_continue/2"> | 1040 | <section·class="detail"·id="decode_continue/2"> |
| 1041 | ··<div·class="detail-header"> | 1041 | ··<div·class="detail-header"> |
| 1042 | ····<a·href="#decode_continue/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1042 | ····<a·href="#decode_continue/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1043 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1043 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1061, 19 lines modified | Offset 1061, 19 lines modified | ||
| 1061 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·decode_continue(<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()·|·end_of_input,·Opaque·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>())·-> | 1061 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·decode_continue(<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()·|·end_of_input,·Opaque·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>())·-> |
| 1062 | ·························{Result·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:dynamic/0">dynamic</a>(),·Acc·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:dynamic/0">dynamic</a>(),·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()}·| | 1062 | ·························{Result·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:dynamic/0">dynamic</a>(),·Acc·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:dynamic/0">dynamic</a>(),·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()}·| |
| 1063 | ·························{continue,·<a·href="#t:continuation_state/0">continuation_state</a>()}.</pre> | 1063 | ·························{continue,·<a·href="#t:continuation_state/0">continuation_state</a>()}.</pre> |
| 1064 | ······</div> | 1064 | ······</div> |
| 1065 | <p>Continue·parsing·a·stream·of·bytes·of·a·JSON·value.</p><p>Similar·to·<a·href="#decode_start/3"><code·class="inline">decode_start/3</code></a>,·if·the·function·returns·<code·class="inline">{continue,·State}</code>·and | 1065 | <p>Continue·parsing·a·stream·of·bytes·of·a·JSON·value.</p><p>Similar·to·<a·href="#decode_start/3"><code·class="inline">decode_start/3</code></a>,·if·the·function·returns·<code·class="inline">{continue,·State}</code>·and |
| 1066 | there·is·no·more·data,·use·<code·class="inline">end_of_input</code>·instead·of·a·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="7606491183-1">{</span><span·class="ss">continue</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="7606491183-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode_start</span><span·class="p"·data-group-id="7606491183-2">(</span><span·class="p"·data-group-id="7606491183-3"><<</span><span·class="s">"{\"foo\":"</span><span·class="p"·data-group-id="7606491183-3">>></span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7606491183-4">#{</span><span·class="p"·data-group-id="7606491183-4">}</span><span·class="p"·data-group-id="7606491183-2">)</span><span·class="p">.</span><span·class="gp·unselectable"> | ||
| 1067 | >·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode_continue</span><span·class="p"·data-group-id="7606491183-5">(</span><span·class="p"·data-group-id="7606491183-6"><<</span><span·class="s">"1}"</span><span·class="p"·data-group-id="7606491183-6">>></span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="7606491183-5">)</span><span·class="p">.</span><span·class="w"> | ||
| 1068 | 1066 | there·is·no·more·data,·use·<code·class="inline">end_of_input</code>·instead·of·a·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="5275749584-1">{</span><span·class="ss">cont[·...·truncated·by·diffoscope;·len:·797,·SHA:·5a5bf7ac58fdda3a7ddc0b1bbeaf57a645fd7876a1a3395356bb8501bee2ecbf·...·]-2">)</span><span·class="p">.</span><span·class="gp·unselectable"> | |
| 1067 | >·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode_continue</span><span·class="p"·data-group-id="5275749584-5">(</span><span·class="p"·data-group-id="5275749584-6"><<</span><span·class="s">"1}"</span><span·class="p"·data-group-id="5275749584-6">>></span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="5275749584-5">)</span><span·class="p">.</span><span·class="w"> | ||
| 1068 | </span><span·class="p"·data-group-id="5275749584-7">{</span><span·class="p"·data-group-id="5275749584-8">#{</span><span·class="ss">foo</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="5275749584-8">}</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5275749584-9"><<</span><span·class="p"·data-group-id="5275749584-9">>></span><span·class="p"·data-group-id="5275749584-7">}</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="8944645962-1">{</span><span·class="ss">continue</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="8944645962-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode_start</span><span·class="p"·data-group-id="8944645962-2">(</span><span·class="p"·data-group-id="8944645962-3"><<</span><span·class="s">"123"</span><span·class="p"·data-group-id="8944645962-3">>></span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8944645962-4">#{</span><span·class="p"·data-group-id="8944645962-4">}</span><span·class="p"·data-group-id="8944645962-2">)</span><span·class="p">.</span><span·class="gp·unselectable"> | ||
| 1069 | >·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode_continue</span><span·class="p"·data-group-id="8 | 1069 | >·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode_continue</span><span·class="p"·data-group-id="8944645962-5">(</span><span·class="ss">end_of_input</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="8944645962-5">)</span><span·class="p">.</span><span·class="w"> |
| 1070 | </span><span·class="p"·data-group-id="8 | 1070 | </span><span·class="p"·data-group-id="8944645962-6">{</span><span·class="mi">123</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="8944645962-7"><<</span><span·class="p"·data-group-id="8944645962-7">>></span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·a3763cdd41e0d6e31190716c1b852f5ee26904d10a837814e99c6db721e982c5·...·]-6">}</span></code></pre> |
| 1071 | ··</section> | 1071 | ··</section> |
| 1072 | </section> | 1072 | </section> |
| 1073 | <section·class="detail"·id="decode_start/3"> | 1073 | <section·class="detail"·id="decode_start/3"> |
| 1074 | ··<div·class="detail-header"> | 1074 | ··<div·class="detail-header"> |
| 1075 | ····<a·href="#decode_start/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1075 | ····<a·href="#decode_start/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1076 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1076 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1131, 16 lines modified | Offset 1131, 16 lines modified | ||
| 1131 | <p>Generates·JSON·corresponding·to·<code·class="inline">Term</code>.</p><p>Supports·basic·data·mapping:</p><table><thead><tr><th·style="text-align:·left;"><strong>Erlang</strong></th><th·style="text-align:·left;"><strong>JSON</strong></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">integer()·|·float()</code></td><td·style="text-align:·left;">Number</td></tr><tr><td·style="text-align:·left;"><code·class="inline">true·|·false</code></td><td·style="text-align:·left;">Boolean</td></tr><tr><td·style="text-align:·left;"><code·class="inline">null</code></td><td·style="text-align:·left;">Null</td></tr><tr><td·style="text-align:·left;"><code·class="inline">binary()</code></td><td·style="text-align:·left;">String</td></tr><tr><td·style="text-align:·left;"><code·class="inline">atom()</code></td><td·style="text-align:·left;">String</td></tr><tr><td·style="text-align:·left;"><code·class="inline">list()</code></td><td·style="text-align:·left;">Array</td></tr><tr><td·style="text-align:·left;"><code·class="inline">#{binary()·=>·_}</code></td><td·style="text-align:·left;">Object</td></tr><tr><td·style="text-align:·left;"><code·class="inline">#{atom()·=>·_}</code></td><td·style="text-align:·left;">Object</td></tr><tr><td·style="text-align:·left;"><code·class="inline">#{integer()·=>·_}</code></td><td·style="text-align:·left;">Object</td></tr></tbody></table><p>This·is·equivalent·to·<code·class="inline">encode(Term,·fun·json:encode_value/2)</code>.</p><h2·id="encode/1-examples"·class="section-heading"> | 1131 | <p>Generates·JSON·corresponding·to·<code·class="inline">Term</code>.</p><p>Supports·basic·data·mapping:</p><table><thead><tr><th·style="text-align:·left;"><strong>Erlang</strong></th><th·style="text-align:·left;"><strong>JSON</strong></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">integer()·|·float()</code></td><td·style="text-align:·left;">Number</td></tr><tr><td·style="text-align:·left;"><code·class="inline">true·|·false</code></td><td·style="text-align:·left;">Boolean</td></tr><tr><td·style="text-align:·left;"><code·class="inline">null</code></td><td·style="text-align:·left;">Null</td></tr><tr><td·style="text-align:·left;"><code·class="inline">binary()</code></td><td·style="text-align:·left;">String</td></tr><tr><td·style="text-align:·left;"><code·class="inline">atom()</code></td><td·style="text-align:·left;">String</td></tr><tr><td·style="text-align:·left;"><code·class="inline">list()</code></td><td·style="text-align:·left;">Array</td></tr><tr><td·style="text-align:·left;"><code·class="inline">#{binary()·=>·_}</code></td><td·style="text-align:·left;">Object</td></tr><tr><td·style="text-align:·left;"><code·class="inline">#{atom()·=>·_}</code></td><td·style="text-align:·left;">Object</td></tr><tr><td·style="text-align:·left;"><code·class="inline">#{integer()·=>·_}</code></td><td·style="text-align:·left;">Object</td></tr></tbody></table><p>This·is·equivalent·to·<code·class="inline">encode(Term,·fun·json:encode_value/2)</code>.</p><h2·id="encode/1-examples"·class="section-heading"> |
| 1132 | ··<a·href="#encode/1-examples"·class="hover-link"> | 1132 | ··<a·href="#encode/1-examples"·class="hover-link"> |
| 1133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 1133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 1134 | ··</a> | 1134 | ··</a> |
| 1135 | ··<span·class="text">Examples</span> | 1135 | ··<span·class="text">Examples</span> |
| 1136 | </h2> | 1136 | </h2> |
| 1137 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">iolist_to_binary</span><span·class="p"·data-group-id="5673598422-1">(</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">encode</span><span·class="p"·data-group-id="5673598422-2">(</span><span·class="p"·data-group-id="5673598422-3">#{</span><span·class="ss">foo</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5673598422-4"><<</span><span·class="s">"bar"</span><span·class="p"·data-group-id="5673598422-4">>></span><span·class="p"·data-group-id="5673598422-3">}</span><span·class="p"·data-group-id="5673598422-2">)</span><span·class="p"·data-group-id="5673598422-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1138 | < | 1137 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">iolist_to_binary</span><span·class="p"·data-group-id="4693626508-1">(</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">encod[·...·truncated·by·diffoscope;·len:·574,·SHA:·56e5078345f923b965e847372a9d35d70fb8ecf5303205b982e628bba40b3dd1·...·]> |
| 1138 | </span><span·class="p"·data-group-id="4693626508-5"><<</span><span·class="s">"{\"foo\":\"bar\"}"</span><span·class="p"·data-group-id="4693626508-5">>></span></code></pre> | ||
| 1139 | ··</section> | 1139 | ··</section> |
| 1140 | </section> | 1140 | </section> |
| 1141 | <section·class="detail"·id="encode/2"> | 1141 | <section·class="detail"·id="encode/2"> |
| 1142 | ··<div·class="detail-header"> | 1142 | ··<div·class="detail-header"> |
| 1143 | ····<a·href="#encode/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1143 | ····<a·href="#encode/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1144 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1144 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1171, 19 lines modified | Offset 1171, 19 lines modified | ||
| 1171 | to·help·in·constructing·such·callbacks.</p><h2·id="encode/2-examples"·class="section-heading"> | 1171 | to·help·in·constructing·such·callbacks.</p><h2·id="encode/2-examples"·class="section-heading"> |
| 1172 | ··<a·href="#encode/2-examples"·class="hover-link"> | 1172 | ··<a·href="#encode/2-examples"·class="hover-link"> |
| 1173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 1173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 1174 | ··</a> | 1174 | ··</a> |
| 1175 | ··<span·class="text">Examples</span> | 1175 | ··<span·class="text">Examples</span> |
| 1176 | </h2> | 1176 | </h2> |
| 1177 | <p>An·encoder·that·uses·a·heuristic·to·differentiate·object-like | 1177 | <p>An·encoder·that·uses·a·heuristic·to·differentiate·object-like |
| 1178 | lists·of·key-value·pairs·from·plain·lists:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">encoder</span><span·class="p"·data-group-id=" | 1178 | lists·of·key-value·pairs·from·plain·lists:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">encoder</span><span·class="p"·data-group-id="9005805373-1">(</span><span·class="p"·data-group-id="9005805373-2">[</span><span·class="p"·data-group-id="9005805373-3">{</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="9[·...·truncated·by·diffoscope;·len:·772,·SHA:·743dc85cffd9dff925947177634eebbd83b7eea62c8f184e638b2b4cba974805·...·]-4">)</span><span·class="p">;</span><span·class="gp·unselectable"> |
| 1179 | >·</span><span·class="nf">encoder</span><span·class="p"·data-group-id=" | 1179 | >·</span><span·class="nf">encoder</span><span·class="p"·data-group-id="9005805373-5">(</span><span·class="n">Other</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Encode</span><span·class="p"·data-group-id="9005805373-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·287,·SHA:·424ffd980d928358128d5abb2f0c755a489f05ef460050601f525326f67b321e·...·]-6">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 1180 | >·</span><span·class="nf">custom_encode</span><span·class="p"·data-group-id=" | 1180 | >·</span><span·class="nf">custom_encode</span><span·class="p"·data-group-id="9005805373-7">(</span><span·class="n">Value</span><span·class="p"·data-group-id="9005805373-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">encode</[·...·truncated·by·diffoscope;·len:·783,·SHA:·f7ab94f2efa6577d44152014064a379fd25535ca35dd25a736c3eca0f454c009·...·]-8">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 1181 | >·</span><span·class="nf">iolist_to_binary</span><span·class="p"·data-group-id=" | 1181 | >·</span><span·class="nf">iolist_to_binary</span><span·class="p"·data-group-id="9005805373-11">(</span><span·class="nf">custom_encode</span><span·class="p"·data-group-id="9005805373-12">(</span><span·class="p"·data-group-id="9005805373-13">[</span><span·class="p"·data-group-id="9005805373-14">{</span><span·class="ss">a</span><span·cla[·...·truncated·by·diffoscope;·len:·604,·SHA:·2c7d561810121b5d82ce2577438f1418318d68d5323166600126641882232068·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 1182 | </span><span·class="p"·data-group-id=" | 1182 | </span><span·class="p"·data-group-id="9005805373-17"><<</span><span·class="s">"{\"a\":[],\"b\":1}"</span><span·class="p"·data-group-id="9005805373-17">>></span></code></pre> |
| 1183 | ··</section> | 1183 | ··</section> |
| 1184 | </section> | 1184 | </section> |
| 1185 | <section·class="detail"·id="encode_atom/2"> | 1185 | <section·class="detail"·id="encode_atom/2"> |
| 1186 | ··<div·class="detail-header"> | 1186 | ··<div·class="detail-header"> |
| 1187 | ····<a·href="#encode_atom/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1187 | ····<a·href="#encode_atom/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1188 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1188 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1542, 19 lines modified | Offset 1542, 19 lines modified | ||
| 1542 | ······<div·class="specs"> | 1542 | ······<div·class="specs"> |
| 1543 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·format(Term·::·<a·href="#t:encode_value/0">encode_value</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:iodata/0">iodata</a>().</pre> | 1543 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·format(Term·::·<a·href="#t:encode_value/0">encode_value</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:iodata/0">iodata</a>().</pre> |
| 1544 | ······</div> | 1544 | ······</div> |
| 1545 | <p>Generates·formatted·JSON·corresponding·to·<code·class="inline">Term</code>.</p><p>Similiar·to·<a·href="#encode/1"><code·class="inline">encode/1</code></a>·but·with·added·whitespaces·for·formatting.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">put_chars</span><span·class="p"·data-group-id="0 | 1545 | <p>Generates·formatted·JSON·corresponding·to·<code·class="inline">Term</code>.</p><p>Similiar·to·<a·href="#encode/1"><code·class="inline">encode/1</code></a>·but·with·added·whitespaces·for·formatting.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">put_chars</span><span·class="p"·data-group-id="0974696377-1">(</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0974696377-2">(</span><span·class="p"·data-group-id="0974696377-3">#{</span><span·class="ss">foo</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·539,·SHA:·75969d16897d8e0e2bc08b9ea6c72eb7e1cfc14029704e3381639e059deea587·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1546 | </span><span·class="p"·data-group-id="0 | 1546 | </span><span·class="p"·data-group-id="0974696377-5">{</span><span·class="w"> |
| 1547 | ··</span><span·class="s">"baz"</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">52</span><span·class="p">,</span><span·class="w"> | 1547 | ··</span><span·class="s">"baz"</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">52</span><span·class="p">,</span><span·class="w"> |
| 1548 | ··</span><span·class="s">"foo"</span><span·class="p">:</span><span·class="w">·</span><span·class="s">"bar"</span><span·class="w"> | 1548 | ··</span><span·class="s">"foo"</span><span·class="p">:</span><span·class="w">·</span><span·class="s">"bar"</span><span·class="w"> |
| 1549 | </span><span·class="p"·data-group-id="0 | 1549 | </span><span·class="p"·data-group-id="0974696377-5">}</span><span·class="w"> |
| 1550 | </span><span·class="ss">ok</span></code></pre> | 1550 | </span><span·class="ss">ok</span></code></pre> |
| 1551 | ··</section> | 1551 | ··</section> |
| 1552 | </section> | 1552 | </section> |
| 1553 | <section·class="detail"·id="format/2"> | 1553 | <section·class="detail"·id="format/2"> |
| 1554 | ··<div·class="detail-header"> | 1554 | ··<div·class="detail-header"> |
| 1555 | ····<a·href="#format/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1555 | ····<a·href="#format/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1607, 28 lines modified | Offset 1607, 28 lines modified | ||
| 1607 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·format(Term·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:dynamic/0">dynamic</a>(),·Encoder·::·<a·href="#t:formatter/0">formatter</a>(),·Options·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:map/0">map</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:iodata/0">iodata</a>().</pre> | 1607 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·format(Term·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:dynamic/0">dynamic</a>(),·Encoder·::·<a·href="#t:formatter/0">formatter</a>(),·Options·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:map/0">map</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:iodata/0">iodata</a>().</pre> |
| 1608 | ······</div> | 1608 | ······</div> |
| 1609 | <p>Generates·formatted·JSON·corresponding·to·<code·class="inline">Term</code>.</p><p>Similar·to·<a·href="#encode/2"><code·class="inline">encode/2</code></a>,·can·be·customised·with·the·<code·class="inline">Encoder</code>·callback·and·<code·class="inline">Options</code>.</p><p><code·class="inline">Options</code>·can·include·'indent'·to·specify·number·of·spaces·per·level·and·'max'·which·loosely·limits | 1609 | <p>Generates·formatted·JSON·corresponding·to·<code·class="inline">Term</code>.</p><p>Similar·to·<a·href="#encode/2"><code·class="inline">encode/2</code></a>,·can·be·customised·with·the·<code·class="inline">Encoder</code>·callback·and·<code·class="inline">Options</code>.</p><p><code·class="inline">Options</code>·can·include·'indent'·to·specify·number·of·spaces·per·level·and·'max'·which·loosely·limits |
| 1610 | the·width·of·lists.</p><p>The·<code·class="inline">Encoder</code>·will·get·a·'State'·argument·which·contains·the·'Options'·maps·merged·with·other·data | 1610 | the·width·of·lists.</p><p>The·<code·class="inline">Encoder</code>·will·get·a·'State'·argument·which·contains·the·'Options'·maps·merged·with·other·data |
| 1611 | when·recursing·through·'Term'.</p><p><a·href="#format_value/3"><code·class="inline">format_value/3</code></a>·or·various·<code·class="inline">encode_*</code>·functions·in·this·module·can·be·used | 1611 | when·recursing·through·'Term'.</p><p><a·href="#format_value/3"><code·class="inline">format_value/3</code></a>·or·various·<code·class="inline">encode_*</code>·functions·in·this·module·can·be·used |
| 1612 | to·help·in·constructing·such·callbacks.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">formatter</span><span·class="p"·data-group-id=" | 1612 | to·help·in·constructing·such·callbacks.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">formatter</span><span·class="p"·data-group-id="7623977183-1">(</span><span·class="p"·data-group-id="7623977183-2">{</span><span·class="ss">posix_time</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SysTimeSecs</span><span·class="p"·data-group-id="7623977183-2">}</span><span·class=[·...·truncated·by·diffoscope;·len:·182,·SHA:·b7ce04f2d1941226005e32a3e78c72c56139164b39d54fea526103c6dba1fbf2·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1613 | ····</span><span·class="n">TimeStr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id=" | 1613 | ····</span><span·class="n">TimeStr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id="7623977183-3">(</span><span·class="n">SysTimeSecs</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7623977183-4">[</span><span·class="p"·data-group-id="7623977183-5">{</span><span·class="ss">offset</span><span·class="p">[·...·truncated·by·diffoscope;·len:·215,·SHA:·7b4a60de28e1eb0fb12e25c6a0d99f662df0ba09f78e91aa36eb8a7b3bea1aa0·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 1614 | ····</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">format_value</span><span·class="p"·data-group-id=" | 1614 | ····</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">format_value</span><span·class="p"·data-group-id="7623977183-6">(</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_binary</span><span·class="p"·data-group-id="7623977183-7">(</span><span·class="n">TimeStr</span><span·class="p"·data-group-id="7623977183-7">)</span[·...·truncated·by·diffoscope;·len:·195,·SHA:·7a790a7b96efdebec98ce9b6a0bf177ca40881b4f1df64fbf89ba1d12c7dfe3d·...·]-6">)</span><span·class="p">;</span><span·class="gp·unselectable"> |
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| Offset 1157, 16 lines modified | Offset 1157, 16 lines modified | ||
| 1157 | ······<div·class="specs"> | 1157 | ······<div·class="specs"> |
| 1158 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append(ListOfLists)·->·List1·when·ListOfLists·::·[List],·List·::·[T],·List1·::·[T],·T·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1158 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append(ListOfLists)·->·List1·when·ListOfLists·::·[List],·List·::·[T],·List1·::·[T],·T·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1159 | ······</div> | 1159 | ······</div> |
| 1160 | <p>Returns·a·list·in·which·all·the·sublists·of·<code·class="inline">ListOfLists</code>·have·been·appended.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 1160 | <p>Returns·a·list·in·which·all·the·sublists·of·<code·class="inline">ListOfLists</code>·have·been·appended.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="5847212625-1">(</span><span·class="p"·data-group-id="5847212625-2">[</span><span·class="p"·data-group-id="5847212625-3">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·767,·SHA:·3d2e72c6425f8e70297430060d2cf8af5d82aafe8613b48050894881c699c770·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1161 | </span><span·class="p"·data-group-id=" | 1161 | </span><span·class="p"·data-group-id="5847212625-6">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="[·...·truncated·by·diffoscope;·len:·175,·SHA:·5d726b3a81ec533f49a1cf1a28be861d1418d2205a58311d6370ff1f9f16a332·...·]-6">]</span></code></pre> |
| 1162 | ··</section> | 1162 | ··</section> |
| 1163 | </section> | 1163 | </section> |
| 1164 | <section·class="detail"·id="append/2"> | 1164 | <section·class="detail"·id="append/2"> |
| 1165 | ··<div·class="detail-header"> | 1165 | ··<div·class="detail-header"> |
| 1166 | ····<a·href="#append/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1166 | ····<a·href="#append/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1167 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1167 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1185, 15 lines modified | Offset 1185, 15 lines modified | ||
| 1185 | ······<div·class="specs"> | 1185 | ······<div·class="specs"> |
| 1186 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append(List1,·List2)·->·List3·when·List1·::·[T],·List2·::·[T],·List3·::·[T],·T·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1186 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append(List1,·List2)·->·List3·when·List1·::·[T],·List2·::·[T],·List3·::·[T],·T·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1187 | ······</div> | 1187 | ······</div> |
| 1188 | <p>Returns·a·new·list·<code·class="inline">List3</code>,·which·is·made·from·the·elements·of·<code·class="inline">List1</code>·followed | 1188 | <p>Returns·a·new·list·<code·class="inline">List3</code>,·which·is·made·from·the·elements·of·<code·class="inline">List1</code>·followed |
| 1189 | by·the·elements·of·<code·class="inline">List2</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 1189 | by·the·elements·of·<code·class="inline">List2</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="6181593531-1">(</span><span·class="s">"abc"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"def"</span><span·class="p"·data-group-id="6181593531-1">)</span><span·class="p">.</span><span·class="w"> |
| 1190 | </span><span·class="s">"abcdef"</span></code></pre><p><code·class="inline">lists:append(A,·B)</code>·is·equivalent·to·<code·class="inline">A·++·B</code>.</p> | 1190 | </span><span·class="s">"abcdef"</span></code></pre><p><code·class="inline">lists:append(A,·B)</code>·is·equivalent·to·<code·class="inline">A·++·B</code>.</p> |
| 1191 | ··</section> | 1191 | ··</section> |
| 1192 | </section> | 1192 | </section> |
| 1193 | <section·class="detail"·id="concat/1"> | 1193 | <section·class="detail"·id="concat/1"> |
| 1194 | ··<div·class="detail-header"> | 1194 | ··<div·class="detail-header"> |
| 1195 | ····<a·href="#concat/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1195 | ····<a·href="#concat/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1214, 15 lines modified | Offset 1214, 15 lines modified | ||
| 1214 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·concat(Things)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>() | 1214 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·concat(Things)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>() |
| 1215 | ················when·Things·::·[Thing],·Thing·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>()·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>()·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:float/0">float</a>()·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>().</pre> | 1215 | ················when·Things·::·[Thing],·Thing·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:atom/0">atom</a>()·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>()·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:float/0">float</a>()·|·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:string/0">string</a>().</pre> |
| 1216 | ······</div> | 1216 | ······</div> |
| 1217 | <p>Concatenates·the·text·representation·of·the·elements·of·<code·class="inline">Things</code>.·The·elements | 1217 | <p>Concatenates·the·text·representation·of·the·elements·of·<code·class="inline">Things</code>.·The·elements |
| 1218 | of·<code·class="inline">Things</code>·can·be·atoms,·integers,·floats,·or·strings.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">concat</span><span·class="p"·data-group-id=" | 1218 | of·<code·class="inline">Things</code>·can·be·atoms,·integers,·floats,·or·strings.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">concat</span><span·class="p"·data-group-id="0567165870-1">(</span><span·class="p"·data-group-id="0567165870-2">[</span><span·class="ss">doc</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'/'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">file</[·...·truncated·by·diffoscope;·len:·255,·SHA:·52a6d034aa4070f03502c4d8b48d370335e4ec58df7fbeabb74e30e5ce760e8b·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1219 | </span><span·class="s">"doc/file.3"</span></code></pre> | 1219 | </span><span·class="s">"doc/file.3"</span></code></pre> |
| 1220 | ··</section> | 1220 | ··</section> |
| 1221 | </section> | 1221 | </section> |
| 1222 | <section·class="detail"·id="delete/2"> | 1222 | <section·class="detail"·id="delete/2"> |
| 1223 | ··<div·class="detail-header"> | 1223 | ··<div·class="detail-header"> |
| 1224 | ····<a·href="#delete/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1224 | ····<a·href="#delete/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1325, 16 lines modified | Offset 1325, 16 lines modified | ||
| 1325 | ······<div·class="specs"> | 1325 | ······<div·class="specs"> |
| 1326 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·duplicate(N,·Elem)·->·List·when·N·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·Elem·::·T,·List·::·[T],·T·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1326 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·duplicate(N,·Elem)·->·List·when·N·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·Elem·::·T,·List·::·[T],·T·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1327 | ······</div> | 1327 | ······</div> |
| 1328 | <p>Returns·a·list·containing·<code·class="inline">N</code>·copies·of·term·<code·class="inline">Elem</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">duplicate</span><span·class="p"·data-group-id=" | 1328 | <p>Returns·a·list·containing·<code·class="inline">N</code>·copies·of·term·<code·class="inline">Elem</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">duplicate</span><span·class="p"·data-group-id="8909802055-1">(</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">xx</span><span·class="p"·data-group-id="8909802055-1">)</span><span·class="p">.</span><span·class="w"> |
| 1329 | </span><span·class="p"·data-group-id=" | 1329 | </span><span·class="p"·data-group-id="8909802055-2">[</span><span·class="ss">xx</span><span·class="p">,</span><span·class="ss">xx</span><span·class="p">,</span><span·class="ss">xx</span><span·class="p">,</span><span·class="ss">xx</span><span·class="p">,</span><span·class="ss">xx</span><span·cl[·...·truncated·by·diffoscope;·len:·33,·SHA:·7ad476957f05443142d3ff43ecb1e01fa61ede4ee4e12ea1448e04056bc5cd20·...·]-2">]</span></code></pre> |
| 1330 | ··</section> | 1330 | ··</section> |
| 1331 | </section> | 1331 | </section> |
| 1332 | <section·class="detail"·id="enumerate/1"> | 1332 | <section·class="detail"·id="enumerate/1"> |
| 1333 | ··<div·class="detail-header"> | 1333 | ··<div·class="detail-header"> |
| 1334 | ····<a·href="#enumerate/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1334 | ····<a·href="#enumerate/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1335 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1335 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1421, 20 lines modified | Offset 1421, 20 lines modified | ||
| 1421 | ·······················T·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1421 | ·······················T·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1422 | ······</div> | 1422 | ······</div> |
| 1423 | <p>Returns·<code·class="inline">List1</code>·with·each·element·<code·class="inline">H</code>·replaced·by·a·tuple·of·form·<code·class="inline">{I,·H}</code>·where | 1423 | <p>Returns·<code·class="inline">List1</code>·with·each·element·<code·class="inline">H</code>·replaced·by·a·tuple·of·form·<code·class="inline">{I,·H}</code>·where |
| 1424 | <code·class="inline">I</code>·is·the·position·of·<code·class="inline">H</code>·in·<code·class="inline">List1</code>.·The·enumeration·starts·with·<code·class="inline">Index</code>·and | 1424 | <code·class="inline">I</code>·is·the·position·of·<code·class="inline">H</code>·in·<code·class="inline">List1</code>.·The·enumeration·starts·with·<code·class="inline">Index</code>·and |
| 1425 | increases·by·<code·class="inline">Step</code>·in·each·step.</p><p>That·is,·<a·href="#enumerate/3"><code·class="inline">enumerate/3</code></a>·behaves·as·if·it·had·been·defined·as | 1425 | increases·by·<code·class="inline">Step</code>·in·each·step.</p><p>That·is,·<a·href="#enumerate/3"><code·class="inline">enumerate/3</code></a>·behaves·as·if·it·had·been·defined·as |
| 1426 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">enumerate</span><span·class="p"·data-group-id=" | 1426 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">enumerate</span><span·class="p"·data-group-id="0752410949-1">(</span><span·class="n">I</span><span·class="p">,</span><span·class="w">·</span><span·class="n">S</span><span·class="p">,</span><span·class="w">·</span><span·class="n">List</span><span·class="p"·data-group-id="0752410949-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1427 | ··</span><span·class="p"·data-group-id=" | 1427 | ··</span><span·class="p"·data-group-id="0752410949-2">{</span><span·class="n">List1</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="w">·</span><span·class="p"·data-group-id="0752410949-2">}</span><span·class="w">·</span><span·class="o">=</span><span·cla[·...·truncated·by·diffoscope;·len:·1130,·SHA:·b7188d2a0f325ad8aa047b4aba7c2b93fa64d7c5c7f2019763130fdc5780cf83·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 1428 | ··</span><span·class="n">List1</span><span·class="p">.</span></code></pre><p>The·default·values·for·<code·class="inline">Index</code>·and·<code·class="inline">Step</code>·are·both·<code·class="inline">1</code>.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">enumerate</span><span·class="p"·data-group-id="8717535340-1">(</span><span·class="p"·data-group-id="8717535340-2">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="8717535340-2">]</span><span·class="p"·data-group-id="8717535340-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1429 | </span><span·class="p"·data-group-id="8717535340-3">[</span><span·class="p"·data-group-id="8717535340-4">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="8717535340-4">}</span><span·class="p">,</span><span·class="p"·data-group-id="8717535340-5">{</span><span·class="mi">2</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="8717535340-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="8717535340-6">{</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="8717535340-6">}</span><span·class="p"·data-group-id="8717535340-3">]</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">enumerate</span><span·class="p"·data-group-id="5754392142-1">(</span><span·class="mi">10</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5754392142-2">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="5754392142-2">]</span><span·class="p"·data-group-id="5754392142-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1430 | </span><span·class="p"·data-group-id="5754392142-3">[</span><span·class="p"·data-group-id="5754392142-4">{</span><span·class="mi">10</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="5754392142-4">}</span><span·class="p">,</span><span·class="p"·data-group-id="5754392142-5">{</span><span·class="mi">11</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="5754392142-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="5754392142-6">{</span><span·class="mi">12</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="5754392142-6">}</span><span·class="p"·data-group-id="5754392142-3">]</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">enumerate</span><span·class="p"·data-group-id="0623670806-1">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="o">-</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0623670806-2">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="0623670806-2">]</span><span·class="p"·data-group-id="0623670806-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1431 | </span><span·class=" | 1428 | ··</span><span·class="n">List1</span><span·class="p">.</span></code></pre><p>The·default·values·for·<code·class="inline">Index</code>·and·<code·class="inline">Step</code>·are·both·<code·class="inline">1</code>.</p><p><em>Examples:</em></p><pre><code·class=[·...·truncated·by·diffoscope;·len:·533,·SHA:·4ef095cfc73c782ea90b32b89fd6d1ed5d306d185ecfd8bebf947383063df75b·...·]> |
| 1429 | </span><span·class="p"·data-group-id="4215766570-3">[</span><span·class="p"·data-group-id="4215766570-4">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="4215766570-4">}</span><span·class="p">,</span><span·class="p"·data-group-id="4215766570-5">{</span><span·class="mi">2</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="4215766570-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="4215766570-6">{</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="4215766570-6">}</span><span·class="p"·data-group-id="4215766570-3">]</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">enumerate</span><span·class="p"·data-group-id="0558567951-1">(</span><span·class="mi">10</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0558567951-2">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="0558567951-2">]</span><span·class="p"·data-group-id="0558567951-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1430 | </span><span·class="p"·data-group-id="0558567951-3">[</span><span·class="p"·data-group-id="0558567951-4">{</span><span·class="mi">10</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="0558567951-4">}</span><span·class="p">,</span><span·class="p"·data-group-id="0558567951-5">{</span><span·class="mi">11</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="0558567951-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="0558567951-6">{</span><span·class="mi">12</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="0558567951-6">}</span><span·class="p"·data-group-id="0558567951-3">]</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">enumerate</span><span·class="p"·data-group-id="8598072817-1">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="o">-</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8598072817-2">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="8598072817-2">]</span><span·class="p"·data-group-id="8598072817-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1431 | </span><span·class="p"·data-group-id="8598072817-3">[</span><span·class="p"·data-group-id="8598072817-4">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="8598072817-4">}</span><span·class="p">,</span><span·class="p"·data-group-id="8598072817-5">{</span><span·class="o">-</span><span·class="mi">2</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="8598072817-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="8598072817-6">{</span><span·class="o">-</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="8598072817-6">}</span><span·class="p"·data-group-id="8598072817-3">]</span></code></pre> | ||
| 1432 | ··</section> | 1432 | ··</section> |
| 1433 | </section> | 1433 | </section> |
| 1434 | <section·class="detail"·id="filter/2"> | 1434 | <section·class="detail"·id="filter/2"> |
| 1435 | ··<div·class="detail-header"> | 1435 | ··<div·class="detail-header"> |
| 1436 | ····<a·href="#filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1436 | ····<a·href="#filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1437 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1437 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1491, 23 lines modified | Offset 1491, 23 lines modified | ||
| 1491 | ·······················Value·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1491 | ·······················Value·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1492 | ······</div> | 1492 | ······</div> |
| 1493 | <p>Calls·<code·class="inline">Fun(Elem)</code>·on·successive·elements·<code·class="inline">Elem</code>·of·<code·class="inline">List1</code>·in·order·to·update·or | 1493 | <p>Calls·<code·class="inline">Fun(Elem)</code>·on·successive·elements·<code·class="inline">Elem</code>·of·<code·class="inline">List1</code>·in·order·to·update·or |
| 1494 | remove·elements·from·<code·class="inline">List1</code>.</p><p><code·class="inline">Fun/1</code>·must·return·either·a·Boolean·or·a·tuple·<code·class="inline">{true,·Value}</code>.·The·function | 1494 | remove·elements·from·<code·class="inline">List1</code>.</p><p><code·class="inline">Fun/1</code>·must·return·either·a·Boolean·or·a·tuple·<code·class="inline">{true,·Value}</code>.·The·function |
| 1495 | returns·the·list·of·elements·for·which·<code·class="inline">Fun</code>·returns·a·new·value,·where·a·value | 1495 | returns·the·list·of·elements·for·which·<code·class="inline">Fun</code>·returns·a·new·value,·where·a·value |
| 1496 | of·<code·class="inline">true</code>·is·synonymous·with·<code·class="inline">{true,·Elem}</code>.</p><p>That·is,·<code·class="inline">filtermap</code>·behaves·as·if·it·had·been·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">filtermap</span><span·class="p"·data-group-id="35 | 1496 | of·<code·class="inline">true</code>·is·synonymous·with·<code·class="inline">{true,·Elem}</code>.</p><p>That·is,·<code·class="inline">filtermap</code>·behaves·as·if·it·had·been·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">filtermap</span><span·class="p"·data-group-id="3516647061-1">(</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">List1</span><span·class="p"·data-group-id="3516647061-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1497 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="35 | 1497 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="3516647061-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="3516647061-3">(</span><span·class="n">Elem</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="3516647061-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1498 | ·······················</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p"·data-group-id="35 | 1498 | ·······················</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p"·data-group-id="3516647061-4">(</span><span·class="n">Elem</span><span·class="p"·data-group-id="3516647061-4">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 1499 | ···························</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="p">;</span><span·class="w"> | 1499 | ···························</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="p">;</span><span·class="w"> |
| 1500 | ···························</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="35 | 1500 | ···························</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="3516647061-5">[</span><span·class="n">Elem</span><span·class="p">|</span><span·class="n">Acc</span><span·class="p"·data-group-id="3516647061-5">]</span><span·class="p">;</span><span·class="w"> |
| 1501 | ···························</span><span·class="p"·data-group-id="35 | 1501 | ···························</span><span·class="p"·data-group-id="3516647061-6">{</span><span·class="ss">true</span><span·class="p">,</span><span·class="n">Value</span><span·class="p"·data-group-id="3516647061-6">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·145,·SHA:·b98ea64fecc38ab101d49421839d0faba78e2b99588cdd9b3431472989af1977·...·]-7">]</span><span·class="w"> |
| 1502 | ·······················</span><span·class="k">end</span><span·class="w"> | 1502 | ·······················</span><span·class="k">end</span><span·class="w"> |
| 1503 | ················</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="35 | 1503 | ················</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3516647061-8">[</span><span·class="p"·data-group-id="3516647061-8">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">List1</span><span·class="p"·data-group-id="3516647061-2">)</span><span·class="p">.</span></code></pre><p><em>Example:</[·...·truncated·by·diffoscope;·len:·1816,·SHA:·8c2a580f21a8957f443d6a247f0c9682bdfda2b07aa19f63e94b1f7d78c00cef·...·]3-1">)</span><span·class="p">.</span><span·class="w"> |
| 1504 | </span><span·class="p"·data-group-id=" | 1504 | </span><span·class="p"·data-group-id="3141591263-5">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3141591263-5">]</span></code></pre> |
| 1505 | ··</section> | 1505 | ··</section> |
| 1506 | </section> | 1506 | </section> |
| 1507 | <section·class="detail"·id="flatlength/1"> | 1507 | <section·class="detail"·id="flatlength/1"> |
| 1508 | ··<div·class="detail-header"> | 1508 | ··<div·class="detail-header"> |
| 1509 | ····<a·href="#flatlength/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1509 | ····<a·href="#flatlength/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1510 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1510 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1554, 17 lines modified | Offset 1554, 17 lines modified | ||
| 1554 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·flatmap(Fun,·List1)·->·List2 | 1554 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·flatmap(Fun,·List1)·->·List2 |
| 1555 | ·················when·Fun·::·fun((A)·->·[B]),·List1·::·[A],·List2·::·[B],·A·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(),·B·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1555 | ·················when·Fun·::·fun((A)·->·[B]),·List1·::·[A],·List2·::·[B],·A·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(),·B·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1556 | ······</div> | 1556 | ······</div> |
| 1557 | <p>Takes·a·function·from·<code·class="inline">A</code>s·to·lists·of·<code·class="inline">B</code>s,·and·a·list·of·<code·class="inline">A</code>s·(<code·class="inline">List1</code>)·and | 1557 | <p>Takes·a·function·from·<code·class="inline">A</code>s·to·lists·of·<code·class="inline">B</code>s,·and·a·list·of·<code·class="inline">A</code>s·(<code·class="inline">List1</code>)·and |
| 1558 | produces·a·list·of·<code·class="inline">B</code>s·by·applying·the·function·to·every·element·in·<code·class="inline">List1</code>·and | 1558 | produces·a·list·of·<code·class="inline">B</code>s·by·applying·the·function·to·every·element·in·<code·class="inline">List1</code>·and |
| 1559 | appending·the·resulting·lists.</p><p>That·is,·<code·class="inline">flatmap</code>·behaves·as·if·it·had·been·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">flatmap</span><span·class="p"·data-group-id=" | 1559 | appending·the·resulting·lists.</p><p>That·is,·<code·class="inline">flatmap</code>·behaves·as·if·it·had·been·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">flatmap</span><span·class="p"·data-group-id="3526302324-1">(</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">List1</span><span·class="p"·data-group-id="3526302324-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1560 | ····</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 1560 | ····</span><span·class="nf">append</span><span·class="p"·data-group-id="3526302324-2">(</span><span·class="nf">map</span><span·class="p"·data-group-id="3526302324-3">(</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">List1</span><span·class="p"·data-group-id="3526302324-3">)</span[·...·truncated·by·diffoscope;·len:·1073,·SHA:·3f8d139fb17fec23c4a485f9845000eb4a2fce5b50729f02d7a457a4ce8d324d·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1561 | </span><span·class="p"·data-group-id=" | 1561 | </span><span·class="p"·data-group-id="6344582395-5">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="[·...·truncated·by·diffoscope;·len:·77,·SHA:·5c5b1cfc38e875a841a7caffdf7f6dceba3a8b4ac86db48b62e838a08cf9a32a·...·]-5">]</span></code></pre> |
| 1562 | ··</section> | 1562 | ··</section> |
| 1563 | </section> | 1563 | </section> |
| 1564 | <section·class="detail"·id="flatten/1"> | 1564 | <section·class="detail"·id="flatten/1"> |
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| 443 | ······<p·class="built-using"> | 443 | ······<p·class="built-using"> |
| 444 | ········Built·using | 444 | ········Built·using |
| 445 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 445 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 446 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 446 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 447 | ······</p> | 447 | ······</p> |
| 448 | <p>Copyright·©·1996-202 | 448 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 449 | ····</footer> | 449 | ····</footer> |
| 450 | ··</div> | 450 | ··</div> |
| 451 | </main> | 451 | </main> |
| 452 | </div> | 452 | </div> |
| 453 | <script> | 453 | <script> |
| 454 | ··function·mermaidLoaded()·{ | 454 | ··function·mermaidLoaded()·{ |
| 455 | ····mermaid.initialize({ | 455 | ····mermaid.initialize({ |
| Offset 1138, 15 lines modified | Offset 1138, 15 lines modified | ||
| 1138 | ······<p·class="built-using"> | 1138 | ······<p·class="built-using"> |
| 1139 | ········Built·using | 1139 | ········Built·using |
| 1140 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1140 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1141 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1141 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1142 | ······</p> | 1142 | ······</p> |
| 1143 | <p>Copyright·©·1996-202 | 1143 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1144 | ····</footer> | 1144 | ····</footer> |
| 1145 | ··</div> | 1145 | ··</div> |
| 1146 | </main> | 1146 | </main> |
| 1147 | </div> | 1147 | </div> |
| 1148 | <script> | 1148 | <script> |
| 1149 | ··function·mermaidLoaded()·{ | 1149 | ··function·mermaidLoaded()·{ |
| 1150 | ····mermaid.initialize({ | 1150 | ····mermaid.initialize({ |
| Offset 150, 55 lines modified | Offset 150, 55 lines modified | ||
| 150 | ··</a> | 150 | ··</a> |
| 151 | ··<span·class="text">Example·1</span> | 151 | ··<span·class="text">Example·1</span> |
| 152 | </h2> | 152 | </h2> |
| 153 | <p>Using·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·and·a·match·specification,·one·can·filter·out·rows·of·a | 153 | <p>Using·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·and·a·match·specification,·one·can·filter·out·rows·of·a |
| 154 | table·and·construct·a·list·of·tuples·containing·relevant·parts·of·the·data·in | 154 | table·and·construct·a·list·of·tuples·containing·relevant·parts·of·the·data·in |
| 155 | these·rows.·One·can·use·<a·href="ets.html#foldl/3"><code·class="inline">ets:foldl/3</code></a>·instead,·but·the·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·call·is | 155 | these·rows.·One·can·use·<a·href="ets.html#foldl/3"><code·class="inline">ets:foldl/3</code></a>·instead,·but·the·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·call·is |
| 156 | far·more·efficient.·Without·the·translation·provided·by·<code·class="inline">ms_transform</code>,·one·must | 156 | far·more·efficient.·Without·the·translation·provided·by·<code·class="inline">ms_transform</code>,·one·must |
| 157 | struggle·with·writing·match·specifications·terms·to·accommodate·this.</p><p>Consider·a·simple·table·of·employees:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 157 | struggle·with·writing·match·specifications·terms·to·accommodate·this.</p><p>Consider·a·simple·table·of·employees:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1256149306-1">(</span><span·class="ss">emp</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1256149306-2">{</span><span·class="ss">empno</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%Employee·number·as·a·string,·the·key</span><span·class="w"> |
| 158 | ··············</span><span·class="ss">surname</span><span·class="p">,</span><span·class="w">···</span><span·class="c1">%Surname·of·the·employee</span><span·class="w"> | 158 | ··············</span><span·class="ss">surname</span><span·class="p">,</span><span·class="w">···</span><span·class="c1">%Surname·of·the·employee</span><span·class="w"> |
| 159 | ··············</span><span·class="ss">givenname</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%Given·name·of·employee</span><span·class="w"> | 159 | ··············</span><span·class="ss">givenname</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%Given·name·of·employee</span><span·class="w"> |
| 160 | ··············</span><span·class="ss">dept</span><span·class="p">,</span><span·class="w">······</span><span·class="c1">%Department,·one·of·{dev,sales,prod,adm}</span><span·class="w"> | 160 | ··············</span><span·class="ss">dept</span><span·class="p">,</span><span·class="w">······</span><span·class="c1">%Department,·one·of·{dev,sales,prod,adm}</span><span·class="w"> |
| 161 | ··············</span><span·class="ss">empyear</span><span·class="p"·data-group-id=" | 161 | ··············</span><span·class="ss">empyear</span><span·class="p"·data-group-id="1256149306-2">}</span><span·class="p"·data-group-id="1256149306-1">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%Year·the·employee·was·employed</span></code></pre><p>We·create·the·table·using:</p><pre><code·class="text">ets:new([·...·truncated·by·diffoscope;·len:·641,·SHA:·332ddc72c2dda16b5a4708c9d158c7840e6df191be311b0aec3119a1f6f98d17·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 162 | ·</span><span·class="p"·data-group-id=" | 162 | ·</span><span·class="p"·data-group-id="0762162030-3">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"041231"</span><span·class="p">,</span><span·class="s">"Doe"</span><span·class="p">,</span><span·class="s">"John"</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·128,·SHA:·153d7bf3472102bbff24ef574e755dd29b5388bf58a974c418aba3de1f398e19·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 163 | ·</span><span·class="p"·data-group-id=" | 163 | ·</span><span·class="p"·data-group-id="0762162030-4">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"052341"</span><span·class="p">,</span><span·class="s">"Smith"</span><span·class="p">,</span><span·class="s">"John"</span><span·class="p"[·...·truncated·by·diffoscope;·len:·129,·SHA:·7175907f96884812e91c9a24fb3be665104b710bec4bc45b1f5be2ea94657687·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 164 | ·</span><span·class="p"·data-group-id=" | 164 | ·</span><span·class="p"·data-group-id="0762162030-5">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"076324"</span><span·class="p">,</span><span·class="s">"Smith"</span><span·class="p">,</span><span·class="s">"Ella"</span><span·class="p"[·...·truncated·by·diffoscope;·len:·131,·SHA:·b1f92f2f06e110790998d65336b0192205d011366e8d6bd346b366694e2bbdf6·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 165 | ·</span><span·class="p"·data-group-id=" | 165 | ·</span><span·class="p"·data-group-id="0762162030-6">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"122334"</span><span·class="p">,</span><span·class="s">"Weston"</span><span·class="p">,</span><span·class="s">"Anna"</span><span·class="p[·...·truncated·by·diffoscope;·len:·131,·SHA:·7a5fffd0461c2bfb3b01e758a0802407f802894f5df8c622ed7604535d827ff7·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 166 | ·</span><span·class="p"·data-group-id=" | 166 | ·</span><span·class="p"·data-group-id="0762162030-7">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"535216"</span><span·class="p">,</span><span·class="s">"Chalker"</span><span·class="p">,</span><span·class="s">"Samuel"</span><span·class[·...·truncated·by·diffoscope;·len:·133,·SHA:·e2a0e4488fb91b020a16af73b22a14a06f7d9a8359f3a8e8a7ca96f41d8a60d7·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 167 | ·</span><span·class="p"·data-group-id=" | 167 | ·</span><span·class="p"·data-group-id="0762162030-8">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"789789"</span><span·class="p">,</span><span·class="s">"Harrysson"</span><span·class="p">,</span><span·class="s">"Joe"</span><span·class=[·...·truncated·by·diffoscope;·len:·132,·SHA:·cb1a949108373811ea1c5814357589902af87592abe613a9c5f04cc67fc3f813·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 168 | ·</span><span·class="p"·data-group-id=" | 168 | ·</span><span·class="p"·data-group-id="0762162030-9">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"963721"</span><span·class="p">,</span><span·class="s">"Scott"</span><span·class="p">,</span><span·class="s">"Juliana"</span><span·class=[·...·truncated·by·diffoscope;·len:·132,·SHA:·070c062da12dfdbe749df9adddf87e3d125ea6fb87025d5218996e45cf7538b7·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 169 | ·</span><span·class="p"·data-group-id=" | 169 | ·</span><span·class="p"·data-group-id="0762162030-10">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"989891"</span><span·class="p">,</span><span·class="s">"Brown"</span><span·class="p">,</span><span·class="s">"Gabriel"</span><span·class[·...·truncated·by·diffoscope;·len:·188,·SHA:·09007b2c46bd1d1b4e82da41ea5f455b59bd37e981eb6caa241a5b5093f1b454·...·]-1">]</span></code></pre><p>Assuming·that·we·want·the·employee·numbers·of·everyone·in·the·sales·department, |
| 170 | there·are·several·ways.</p><p><a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id=" | 170 | there·are·several·ways.</p><p><a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id="0672583698-1">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0672583698-2">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">&#[·...·truncated·by·diffoscope;·len:·437,·SHA:·8c6416fdfb8fe29247783180401a1905a45dd829dbe7a6a695538585ba859dc8·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="p"·data-group-id=" | 171 | </span><span·class="p"·data-group-id="0672583698-3">[</span><span·class="p"·data-group-id="0672583698-4">[</span><span·class="s">"011103"</span><span·class="p"·data-group-id="0672583698-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="0672583698-5">[</span><span·clas[·...·truncated·by·diffoscope;·len:·125,·SHA:·e04a77766b5f923501102939b4a476834563f6ebbf92d230064f6055e9bb2ad3·...·]-3">]</span></code></pre><p><a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·uses·a·simpler·type·of·match·specification,·but·it·is·still |
| 172 | unreadable,·and·one·has·little·control·over·the·returned·result.·It·is·always·a | 172 | unreadable,·and·one·has·little·control·over·the·returned·result.·It·is·always·a |
| 173 | list·of·lists.</p><p><a·href="ets.html#foldl/3"><code·class="inline">ets:foldl/3</code></a>·or·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·can·be·used·to·avoid·the·nested·lists:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id=" | 173 | list·of·lists.</p><p><a·href="ets.html#foldl/3"><code·class="inline">ets:foldl/3</code></a>·or·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·can·be·used·to·avoid·the·nested·lists:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="0709740813-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="0709740813-2">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="0709740813-3">{</span><span·class="ss">empno</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·700,·SHA:·b27a3ab69b6fea482898ef88f3cfb15a2c95b045026df2eb3a4ae8d2605a6570·...·]-4">]</span><span·class="p">;</span><span·class="w"> |
| 174 | ·············</span><span·class="p"·data-group-id=" | 174 | ·············</span><span·class="p"·data-group-id="0709740813-5">(</span><span·class="p">_</span><span·class="p">,</span><span·class="n">Acc</span><span·class="p"·data-group-id="0709740813-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="w"> |
| 175 | ··········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 175 | ··········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 176 | ··········</span><span·class="p"·data-group-id=" | 176 | ··········</span><span·class="p"·data-group-id="0709740813-6">[</span><span·class="p"·data-group-id="0709740813-6">]</span><span·class="p">,</span><span·class="w"> |
| 177 | ··········</span><span·class="ss">emp_tab</span><span·class="p"·data-group-id=" | 177 | ··········</span><span·class="ss">emp_tab</span><span·class="p"·data-group-id="0709740813-1">)</span><span·class="p">.</span></code></pre><p>The·result·is·<code·class="inline">["011103","076324"]</code>.·The·fun·is·straightforward,·so·the·only |
| 178 | problem·is·that·all·the·data·from·the·table·must·be·transferred·from·the·table | 178 | problem·is·that·all·the·data·from·the·table·must·be·transferred·from·the·table |
| 179 | to·the·calling·process·for·filtering.·That·is·inefficient·compared·to·the | 179 | to·the·calling·process·for·filtering.·That·is·inefficient·compared·to·the |
| 180 | <a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·call·where·the·filtering·can·be·done·"inside"·the·emulator·and | 180 | <a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·call·where·the·filtering·can·be·done·"inside"·the·emulator·and |
| 181 | only·the·result·is·transferred·to·the·process.</p><p>Consider·a·"pure"·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·call·that·does·what·<code·class="inline">ets:foldr</code>·does:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 181 | only·the·result·is·transferred·to·the·process.</p><p>Consider·a·"pure"·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·call·that·does·what·<code·class="inline">ets:foldr</code>·does:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="6936285882-1">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6936285882-2">[</span><span·class="p"·data-group-id="6936285882-3">{</span><span·class="o">#</span><span·class="ss">emp</spa[·...·truncated·by·diffoscope;·len:·996,·SHA:·041a2d645598662919b0fa7f11fb5a4ba777f6588450e4b2c7e920a2df280b1c·...·]-1">)</span><span·class="p">.</span></code></pre><p>Although·the·record·syntax·is·used,·it·is·still·hard·to·read·and·even·harder·to |
| 182 | write.·The·first·element·of·the·tuple, | 182 | write.·The·first·element·of·the·tuple, |
| 183 | <code·class="inline">#emp{empno·=·'$1',·dept·=·sales,·_='_'}</code>,·tells·what·to·match.·Elements·not | 183 | <code·class="inline">#emp{empno·=·'$1',·dept·=·sales,·_='_'}</code>,·tells·what·to·match.·Elements·not |
| 184 | matching·this·are·not·returned,·as·in·the·<a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·example.·The·second | 184 | matching·this·are·not·returned,·as·in·the·<a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·example.·The·second |
| 185 | element,·the·empty·list,·is·a·list·of·guard·expressions,·which·we·do·not·need. | 185 | element,·the·empty·list,·is·a·list·of·guard·expressions,·which·we·do·not·need. |
| 186 | The·third·element·is·the·list·of·expressions·constructing·the·return·value·(in | 186 | The·third·element·is·the·list·of·expressions·constructing·the·return·value·(in |
| 187 | ETS·this·is·almost·always·a·list·containing·one·single·term).·In·our·case·<code·class="inline">'$1'</code> | 187 | ETS·this·is·almost·always·a·list·containing·one·single·term).·In·our·case·<code·class="inline">'$1'</code> |
| 188 | is·bound·to·the·employee·number·in·the·head·(first·element·of·the·tuple),·and | 188 | is·bound·to·the·employee·number·in·the·head·(first·element·of·the·tuple),·and |
| 189 | hence·the·employee·number·is·returned.·The·result·is·<code·class="inline">["011103","076324"]</code>,·as | 189 | hence·the·employee·number·is·returned.·The·result·is·<code·class="inline">["011103","076324"]</code>,·as |
| 190 | in·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·example,·but·the·result·is·retrieved·much·more·efficiently | 190 | in·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·example,·but·the·result·is·retrieved·much·more·efficiently |
| 191 | in·terms·of·execution·speed·and·memory·consumption.</p><p>Using·<a·href="ets.html#fun2ms/1"><code·class="inline">ets:fun2ms/1</code></a>,·we·can·combine·the·ease·of·use·of·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·and | 191 | in·terms·of·execution·speed·and·memory·consumption.</p><p>Using·<a·href="ets.html#fun2ms/1"><code·class="inline">ets:fun2ms/1</code></a>,·we·can·combine·the·ease·of·use·of·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·and |
| 192 | the·efficiency·of·the·pure·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 192 | the·efficiency·of·the·pure·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="9826698791-1">(</span><span·class="s">"stdlib/include/ms_transform.hrl"</span><span·class="p"·data-group-id="9826698791-1">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 193 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="9826698791-2">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="9826698791-3">(</span><span·class="w"> |
| 194 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 194 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id="9826698791-4">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="9826698791-5">{</span><span·class="ss">empno</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span[·...·truncated·by·diffoscope;·len:·266,·SHA:·1c725e0c3e8afea72e184f3066e271f45d4a33a54822079c7694b15cfca7fcc7·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ······························</span><span·class="n">E</span><span·class="w"> | 195 | ······························</span><span·class="n">E</span><span·class="w"> |
| 196 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id=" | 196 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id="9826698791-3">)</span><span·class="p"·data-group-id="9826698791-2">)</span><span·class="p">.</span></code></pre><p>This·example·requires·no·special·knowledge·of·match·specifications·to |
| 197 | understand.·The·head·of·the·fun·matches·what·you·want·to·filter·out·and·the·body | 197 | understand.·The·head·of·the·fun·matches·what·you·want·to·filter·out·and·the·body |
| 198 | returns·what·you·want·returned.·As·long·as·the·fun·can·be·kept·within·the·limits | 198 | returns·what·you·want·returned.·As·long·as·the·fun·can·be·kept·within·the·limits |
| 199 | of·the·match·specifications,·there·is·no·need·to·transfer·all·table·data·to·the | 199 | of·the·match·specifications,·there·is·no·need·to·transfer·all·table·data·to·the |
| 200 | process·for·filtering·as·in·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·example.·It·is·easier·to·read·than | 200 | process·for·filtering·as·in·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·example.·It·is·easier·to·read·than |
| 201 | the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·example,·as·the·select·call·in·itself·discards·anything·that | 201 | the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·example,·as·the·select·call·in·itself·discards·anything·that |
| 202 | does·not·match,·while·the·fun·of·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·call·needs·to·handle·both·the | 202 | does·not·match,·while·the·fun·of·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·call·needs·to·handle·both·the |
| 203 | elements·matching·and·the·ones·not·matching.</p><p>In·the·<a·href="ets.html#fun2ms/1"><code·class="inline">ets:fun2ms/1</code></a>·example·above,·it·is·needed·to·include·<code·class="inline">ms_transform.hrl</code> | 203 | elements·matching·and·the·ones·not·matching.</p><p>In·the·<a·href="ets.html#fun2ms/1"><code·class="inline">ets:fun2ms/1</code></a>·example·above,·it·is·needed·to·include·<code·class="inline">ms_transform.hrl</code> |
| Offset 212, 90 lines modified | Offset 212, 90 lines modified | ||
| 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 213 | ··</a> | 213 | ··</a> |
| 214 | ··<span·class="text">Example·2</span> | 214 | ··<span·class="text">Example·2</span> |
| 215 | </h2> | 215 | </h2> |
| 216 | <p>Assume·that·we·want·to·get·all·the·employee·numbers·of·employees·hired·before | 216 | <p>Assume·that·we·want·to·get·all·the·employee·numbers·of·employees·hired·before |
| 217 | year·2000.·Using·<a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·is·not·an·alternative·here,·as·relational | 217 | year·2000.·Using·<a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·is·not·an·alternative·here,·as·relational |
| 218 | operators·cannot·be·expressed·there.·Once·again,·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·can·do·it | 218 | operators·cannot·be·expressed·there.·Once·again,·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·can·do·it |
| 219 | (slowly,·but·correct):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="8 | 219 | (slowly,·but·correct):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="6839451911-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="6839451911-2">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="6839451911-3">{</span><span·class="ss">empno</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·900,·SHA:·077f7e2bffe12e92d23d3ec559291f1229b30444af23e1b442d4e122e491378c·...·]-4">]</span><span·class="p">;</span><span·class="w"> |
| 220 | ··················</span><span·class="p"·data-group-id="8 | 220 | ··················</span><span·class="p"·data-group-id="6839451911-5">(</span><span·class="p">_</span><span·class="p">,</span><span·class="n">Acc</span><span·class="p"·data-group-id="6839451911-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="w"> |
| 221 | ··········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 221 | ··········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 222 | ··········</span><span·class="p"·data-group-id="8 | 222 | ··········</span><span·class="p"·data-group-id="6839451911-6">[</span><span·class="p"·data-group-id="6839451911-6">]</span><span·class="p">,</span><span·class="w"> |
| 223 | ··········</span><span·class="ss">emp_tab</span><span·class="p"·data-group-id="8 | 223 | ··········</span><span·class="ss">emp_tab</span><span·class="p"·data-group-id="6839451911-1">)</span><span·class="p">.</span></code></pre><p>The·result·is·<code·class="inline">["052341","076324","535216","789789","989891"]</code>,·as·expected.·The |
| 224 | equivalent·expression·using·a·handwritten·match·specification·would·look·like | 224 | equivalent·expression·using·a·handwritten·match·specification·would·look·like |
| 225 | this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 225 | this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="0278527269-1">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0278527269-2">[</span><span·class="p"·data-group-id="0278527269-3">{</span><span·class="o">#</span><span·class="ss">emp</spa[·...·truncated·by·diffoscope;·len:·551,·SHA:·2f51652fc19ad48201b740030b54f64cdcbe81b622b2c4da19148fc867924d55·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 226 | ·····················</span><span·class="p"·data-group-id=" | 226 | ·····················</span><span·class="p"·data-group-id="0278527269-5">[</span><span·class="p"·data-group-id="0278527269-6">{</span><span·class="ss">'<'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·111,·SHA:·6b55b43733d384e5044f86662aa7365d5f01eefe3cc41a01e2a02f489814bda9·...·]-5">]</span><span·class="p">,</span><span·class="w"> |
| 227 | ·····················</span><span·class="p"·data-group-id=" | 227 | ·····················</span><span·class="p"·data-group-id="0278527269-7">[</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="0278527269-7">]</span><span·class="p"·data-group-id="0278527269-3">}</span><span·class="p"·data-group-id="0278527269-2">]</span><span·class="p"·data-group-id="02785272[·...·truncated·by·diffoscope;·len:·2,·SHA:·c75cb66ae28d8ebc6eded002c28a8ba0d06d3a78c6b5cbf9b2ade051f0775ac4·...·]-1">)</span><span·class="p">.</span></code></pre><p>This·gives·the·same·result.·<code·class="inline">[{'<',·'$2',·2000}]</code>·is·in·the·guard·part·and |
| 228 | therefore·discards·anything·that·does·not·have·an·<code·class="inline">empyear</code>·(bound·to·<code·class="inline">'$2'</code>·in | 228 | therefore·discards·anything·that·does·not·have·an·<code·class="inline">empyear</code>·(bound·to·<code·class="inline">'$2'</code>·in |
| 229 | the·head)·less·than·2000,·as·the·guard·in·the·<code·class="inline">foldr/3</code>·example.</p><p>We·write·it·using·<a·href="ets.html#fun2ms/1"><code·class="inline">ets:fun2ms/1</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 229 | the·head)·less·than·2000,·as·the·guard·in·the·<code·class="inline">foldr/3</code>·example.</p><p>We·write·it·using·<a·href="ets.html#fun2ms/1"><code·class="inline">ets:fun2ms/1</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="3617947676-1">(</span><span·class="s">"stdlib/include/ms_transform.hrl"</span><span·class="p"·data-group-id="3617947676-1">)</span><span·class="p">.</span><span·class="w"> |
| 230 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 230 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="3617947676-2">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="3617947676-3">(</span><span·class="w"> |
| 231 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 231 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id="3617947676-4">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="3617947676-5">{</span><span·class="ss">empno</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span[·...·truncated·by·diffoscope;·len:·264,·SHA:·a500a9cd5f354a2f185e2459728fbb246f218157ae42de3f240ce62f886c2df8·...·]-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">2000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ···························</span><span·class="n">E</span><span·class="w"> | 232 | ···························</span><span·class="n">E</span><span·class="w"> |
| 233 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id=" | 233 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id="3617947676-3">)</span><span·class="p"·data-group-id="3617947676-2">)</span><span·class="p">.</span></code></pre><h2·id="module-example-3"·class="section-heading"> |
| 234 | ··<a·href="#module-example-3"·class="hover-link"> | 234 | ··<a·href="#module-example-3"·class="hover-link"> |
| 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 236 | ··</a> | 236 | ··</a> |
| 237 | ··<span·class="text">Example·3</span> | 237 | ··<span·class="text">Example·3</span> |
| 238 | </h2> | 238 | </h2> |
| 239 | <p>Assume·that·we·want·the·whole·object·matching·instead·of·only·one·element.·One | 239 | <p>Assume·that·we·want·the·whole·object·matching·instead·of·only·one·element.·One |
| 240 | alternative·is·to·assign·a·variable·to·every·part·of·the·record·and·build·it·up | 240 | alternative·is·to·assign·a·variable·to·every·part·of·the·record·and·build·it·up |
| 241 | once·again·in·the·body·of·the·fun,·but·the·following·is·easier:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 241 | once·again·in·the·body·of·the·fun,·but·the·following·is·easier:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="2111539177-1">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="2111539177-2">(</span><span·class="w"> |
| 242 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 242 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id="2111539177-3">(</span><span·class="n">Obj</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="2111539177-4">{</span><span·class="ss">empno</span><sp[·...·truncated·by·diffoscope;·len:·362,·SHA:·af4faf0636f59fda12aebcd218c1aa2672fdb05b06a5f2b0a4f7b0ed7bdc060f·...·]-3">)</span><span·class="w"> |
| 243 | ·························</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">2000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 243 | ·························</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">2000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 244 | ······························</span><span·class="n">Obj</span><span·class="w"> | 244 | ······························</span><span·class="n">Obj</span><span·class="w"> |
| 245 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id=" | 245 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id="2111539177-2">)</span><span·class="p"·data-group-id="2111539177-1">)</span><span·class="p">.</span></code></pre><p>As·in·ordinary·Erlang·matching,·you·can·bind·a·variable·to·the·whole·matched |
| 246 | object·using·a·"match·inside·the·match",·that·is,·a·<code·class="inline">=</code>.·Unfortunately·in·funs | 246 | object·using·a·"match·inside·the·match",·that·is,·a·<code·class="inline">=</code>.·Unfortunately·in·funs |
| 247 | translated·to·match·specifications,·it·is·allowed·only·at·the·"top-level",·that | 247 | translated·to·match·specifications,·it·is·allowed·only·at·the·"top-level",·that |
| 248 | is,·matching·the·<em>whole</em>·object·arriving·to·be·matched·into·a·separate·variable. | 248 | is,·matching·the·<em>whole</em>·object·arriving·to·be·matched·into·a·separate·variable. |
| 249 | If·you·are·used·to·writing·match·specifications·by·hand,·we·mention·that | 249 | If·you·are·used·to·writing·match·specifications·by·hand,·we·mention·that |
| 250 | variable·A·is·simply·translated·into·'$_'.·Alternatively,·pseudo·function | 250 | variable·A·is·simply·translated·into·'$_'.·Alternatively,·pseudo·function |
| 251 | <code·class="inline">object/0</code>·also·returns·the·whole·matched·object,·see·section | 251 | <code·class="inline">object/0</code>·also·returns·the·whole·matched·object,·see·section |
| 252 | <a·href="ms_transform.html#warnings_and_restrictions">Warnings·and·Restrictions</a>.</p><h2·id="module-example-4"·class="section-heading"> | 252 | <a·href="ms_transform.html#warnings_and_restrictions">Warnings·and·Restrictions</a>.</p><h2·id="module-example-4"·class="section-heading"> |
| 253 | ··<a·href="#module-example-4"·class="hover-link"> | 253 | ··<a·href="#module-example-4"·class="hover-link"> |
| 254 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 254 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 255 | ··</a> | 255 | ··</a> |
| 256 | ··<span·class="text">Example·4</span> | 256 | ··<span·class="text">Example·4</span> |
| 257 | </h2> | 257 | </h2> |
| 258 | <p>This·example·concerns·the·body·of·the·fun.·Assume·that·all·employee·numbers | 258 | <p>This·example·concerns·the·body·of·the·fun.·Assume·that·all·employee·numbers |
| 259 | beginning·with·zero·(<code·class="inline">0</code>)·must·be·changed·to·begin·with·one·(<code·class="inline">1</code>)·instead,·and | 259 | beginning·with·zero·(<code·class="inline">0</code>)·must·be·changed·to·begin·with·one·(<code·class="inline">1</code>)·instead,·and |
| 260 | that·we·want·to·create·the·list·<code·class="inline">[{<Old·empno>,<New·empno>}]</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 260 | that·we·want·to·create·the·list·<code·class="inline">[{<Old·empno>,<New·empno>}]</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="0012305413-1">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="0012305413-2">(</span><span·class="w"> |
| 261 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 261 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id="0012305413-3">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="0012305413-4">{</span><span·class="ss">empno</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·320,·SHA:·b9ab2aa3f13cc5bebf68e9547d73af4f843af0b84e3042697a5044a4f7b5e63e·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 262 | ······························</span><span·class="p"·data-group-id=" | 262 | ······························</span><span·class="p"·data-group-id="0012305413-6">{</span><span·class="p"·data-group-id="0012305413-7">[</span><span·class="sc">$0</span><span·class="p">|</span><span·class="n">Rest</span><span·class="p"·data-group-id="0012305413-7">]</span><span·class="p">,</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·197,·SHA:·74edab7543ab7d842f085028effa70014c147cfaf0b4767986e27d4532083390·...·]-6">}</span><span·class="w"> |
| 263 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id=" | 263 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id="0012305413-2">)</span><span·class="p"·data-group-id="0012305413-1">)</span><span·class="p">.</span></code></pre><p>This·query·hits·the·feature·of·partially·bound·keys·in·table·type·<code·class="inline">ordered_set</code>, |
| 264 | so·that·not·the·whole·table·needs·to·be·searched,·only·the·part·containing·keys | 264 | so·that·not·the·whole·table·needs·to·be·searched,·only·the·part·containing·keys |
| 265 | beginning·with·<code·class="inline">0</code>·is·looked·into.</p><h2·id="module-example-5"·class="section-heading"> | 265 | beginning·with·<code·class="inline">0</code>·is·looked·into.</p><h2·id="module-example-5"·class="section-heading"> |
| 266 | ··<a·href="#module-example-5"·class="hover-link"> | 266 | ··<a·href="#module-example-5"·class="hover-link"> |
| 267 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 267 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 268 | ··</a> | 268 | ··</a> |
| 269 | ··<span·class="text">Example·5</span> | 269 | ··<span·class="text">Example·5</span> |
| 270 | </h2> | 270 | </h2> |
| 271 | <p>The·fun·can·have·many·clauses.·Assume·that·we·want·to·do·the·following:</p><ul><li>If·an·employee·started·before·1997,·return·the·tuple | 271 | <p>The·fun·can·have·many·clauses.·Assume·that·we·want·to·do·the·following:</p><ul><li>If·an·employee·started·before·1997,·return·the·tuple |
| 272 | <code·class="inline">{inventory,·<employee·number>}</code>.</li><li>If·an·employee·started·1997·or·later,·but·before·2001,·return | 272 | <code·class="inline">{inventory,·<employee·number>}</code>.</li><li>If·an·employee·started·1997·or·later,·but·before·2001,·return |
| 273 | <code·class="inline">{rookie,·<employee·number>}</code>.</li><li>For·all·other·employees,·return·<code·class="inline">{newbie,·<employee·number>}</code>,·except·for | 273 | <code·class="inline">{rookie,·<employee·number>}</code>.</li><li>For·all·other·employees,·return·<code·class="inline">{newbie,·<employee·number>}</code>,·except·for |
| 274 | those·named·<code·class="inline">Smith</code>·as·they·would·be·affronted·by·anything·other·than·the·tag | 274 | those·named·<code·class="inline">Smith</code>·as·they·would·be·affronted·by·anything·other·than·the·tag |
| 275 | <code·class="inline">guru</code>·and·that·is·also·what·is·returned·for·their·numbers: | 275 | <code·class="inline">guru</code>·and·that·is·also·what·is·returned·for·their·numbers: |
| 276 | <code·class="inline">{guru,·<employee·number>}</code>.</li></ul><p>This·is·accomplished·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 276 | <code·class="inline">{guru,·<employee·number>}</code>.</li></ul><p>This·is·accomplished·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="2639154288-1">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="2639154288-2">(</span><span·class="w"> |
| 277 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 277 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id="2639154288-3">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="2639154288-4">{</span><span·class="ss">empno</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span[·...·truncated·by·diffoscope;·len:·304,·SHA:·a06eb006beedf50e11f70c39a170bb08ffda4bb77fa500ab65fdb2f2cfed901f·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 278 | ······························</span><span·class="p"·data-group-id=" | 278 | ······························</span><span·class="p"·data-group-id="2639154288-5">{</span><span·class="ss">guru</span><span·class="p">,</span><span·class="n">E</span><span·class="p"·data-group-id="2639154288-5">}</span><span·class="p">;</span><span·class="w"> |
| 279 | ·························</span><span·class="p"·data-group-id=" | 279 | ·························</span><span·class="p"·data-group-id="2639154288-6">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="2639154288-7">{</span><span·class="ss">empno</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span[·...·truncated·by·diffoscope;·len:·264,·SHA:·40d0b2e12164bcb37b73714d318257eb93d7226be96148c6c8871dd1474b8d4b·...·]-6">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">1997</span><span·class="w">··</span><span·class="p">-></span><span·class="w"> |
| 280 | ······························</span><span·class="p"·data-group-id=" | 280 | ······························</span><span·class="p"·data-group-id="2639154288-8">{</span><span·class="ss">inventory</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="p"·data-group-id="2639154288-8">}</span><span·class="p">;</span><span·class="w"> |
| 281 | ·························</span><span·class="p"·data-group-id=" | 281 | ·························</span><span·class="p"·data-group-id="2639154288-9">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="2639154288-10">{</span><span·class="ss">empno</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><spa[·...·truncated·by·diffoscope;·len:·266,·SHA:·aebff4b9e09e5d133696db0354c353002d16691447263c8a72ac4bb891302ca7·...·]-9">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">2001</span><span·class="w">··</span><span·class="p">-></span><span·class="w"> |
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| 135 | ··<a·href="#fixed-bugs-and-malfunctions"·class="hover-link"> | 135 | ··<a·href="#fixed-bugs-and-malfunctions"·class="hover-link"> |
| 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 137 | ··</a> | 137 | ··</a> |
| 138 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> | 138 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> |
| 139 | </h3> | 139 | </h3> |
| 140 | <ul><li><p>Made·it·possible·to·expand·help·text·displayed·by·pressing·^[h·by·pressing·^[h·again.</p><p>Own·Id:·OTP-19260·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8884"·title="">PR-8884</a></p></li><li><p>Defining·a·fun·in·the·shell·using·the·syntax·<code·class="inline">fun·Name/Arity</code>·would·fail.·This·has·been·corrected·so·that·the·following·now·works:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nb">is_atom</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 140 | <ul><li><p>Made·it·possible·to·expand·help·text·displayed·by·pressing·^[h·by·pressing·^[h·again.</p><p>Own·Id:·OTP-19260·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8884"·title="">PR-8884</a></p></li><li><p>Defining·a·fun·in·the·shell·using·the·syntax·<code·class="inline">fun·Name/Arity</code>·would·fail.·This·has·been·corrected·so·that·the·following·now·works:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nb">is_atom</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 141 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> | 141 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> |
| 142 | >·</span><span·class="n">F</span><span·class="p"·data-group-id=" | 142 | >·</span><span·class="n">F</span><span·class="p"·data-group-id="8243475689-1">(</span><span·class="ss">a</span><span·class="p"·data-group-id="8243475689-1">)</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 143 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 144 | 3>·</span><span·class="n">Id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">id</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 144 | 3>·</span><span·class="n">Id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">id</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 145 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> | 145 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> |
| 146 | 4>·</span><span·class="n">Id</span><span·class="p"·data-group-id=" | 146 | 4>·</span><span·class="n">Id</span><span·class="p"·data-group-id="8243475689-2">(</span><span·class="mi">42</span><span·class="p"·data-group-id="8243475689-2">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="gt">**·exception·error:·undefined·shell·command·id/1</span><span·class="gp·unselectable"> | 147 | </span><span·class="gt">**·exception·error:·undefined·shell·command·id/1</span><span·class="gp·unselectable"> |
| 148 | 5>·</span><span·class="nf">id</span><span·class="p"·data-group-id=" | 148 | 5>·</span><span·class="nf">id</span><span·class="p"·data-group-id="8243475689-3">(</span><span·class="n">I</span><span·class="p"·data-group-id="8243475689-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">I</span><span·class="p">.</span><span·class="w"> |
| 149 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 149 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 150 | 6>·</span><span·class="n">Id</span><span·class="p"·data-group-id=" | 150 | 6>·</span><span·class="n">Id</span><span·class="p"·data-group-id="8243475689-4">(</span><span·class="mi">42</span><span·class="p"·data-group-id="8243475689-4">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="mi">42</span></code></pre><p>The·Debugger·has·also·been·corrected·to·correctly·handle·this·syntax·for·a·BIF.</p><p>Own·Id:·OTP-19322·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8963"·title="">GH-8963</a>,·<a·href="https://github.com/erlang/otp/pull/8987"·title="">PR-8987</a></p></li><li><p>Fixed·a·bug·where·completion·of·'fun('·would·cause·the·shell·to·crash.</p><p>Own·Id:·OTP-19351·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9043"·title="">PR-9043</a></p></li><li><p>Fixed·a·bug·causing·the·shell·to·crash·while·trying·to·complete·an·expression·starting·with·a·'/'·or·a·variable·followed·by·'('·or·'/'.·E.g.·Foo/·and·Foo(.</p><p>Own·Id:·OTP-19361·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9078"·title="">PR-9078</a></p></li><li><p><a·href="zip.html#extract/2"><code·class="inline">zip:extract/2</code></a>·with·<code·class="inline">keep_old_files</code>·now·respects·the·<code·class="inline">cwd</code>·option.</p><p>Own·Id:·OTP-19370·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9097"·title="">PR-9097</a>,·<a·href="https://github.com/erlang/otp/issues/9087"·title="">GH-9087</a></p></li><li><p>Fixed·an·error·in·uri_string:percent_decode·spec</p><p>Own·Id:·OTP-19380·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8755"·title="">GH-8755</a></p></li></ul><h3·id="improvements-and-new-features"·class="section-heading"> | 151 | </span><span·class="mi">42</span></code></pre><p>The·Debugger·has·also·been·corrected·to·correctly·handle·this·syntax·for·a·BIF.</p><p>Own·Id:·OTP-19322·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8963"·title="">GH-8963</a>,·<a·href="https://github.com/erlang/otp/pull/8987"·title="">PR-8987</a></p></li><li><p>Fixed·a·bug·where·completion·of·'fun('·would·cause·the·shell·to·crash.</p><p>Own·Id:·OTP-19351·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9043"·title="">PR-9043</a></p></li><li><p>Fixed·a·bug·causing·the·shell·to·crash·while·trying·to·complete·an·expression·starting·with·a·'/'·or·a·variable·followed·by·'('·or·'/'.·E.g.·Foo/·and·Foo(.</p><p>Own·Id:·OTP-19361·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9078"·title="">PR-9078</a></p></li><li><p><a·href="zip.html#extract/2"><code·class="inline">zip:extract/2</code></a>·with·<code·class="inline">keep_old_files</code>·now·respects·the·<code·class="inline">cwd</code>·option.</p><p>Own·Id:·OTP-19370·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9097"·title="">PR-9097</a>,·<a·href="https://github.com/erlang/otp/issues/9087"·title="">GH-9087</a></p></li><li><p>Fixed·an·error·in·uri_string:percent_decode·spec</p><p>Own·Id:·OTP-19380·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8755"·title="">GH-8755</a></p></li></ul><h3·id="improvements-and-new-features"·class="section-heading"> |
| 152 | ··<a·href="#improvements-and-new-features"·class="hover-link"> | 152 | ··<a·href="#improvements-and-new-features"·class="hover-link"> |
| 153 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 153 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 154 | ··</a> | 154 | ··</a> |
| 155 | ··<span·class="text">Improvements·and·New·Features</span> | 155 | ··<span·class="text">Improvements·and·New·Features</span> |
| 156 | </h3> | 156 | </h3> |
| 157 | <ul><li><p>Updated·shell·docs·to·display·the·type·spec,·that·is,·<code·class="inline">h(erlang,·min,·2)</code>)·now·prints·the·type·spec·and·documentation·in·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">h</span><span·class="p"·data-group-id=" | 157 | <ul><li><p>Updated·shell·docs·to·display·the·type·spec,·that·is,·<code·class="inline">h(erlang,·min,·2)</code>)·now·prints·the·type·spec·and·documentation·in·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">h</span><span·class="p"·data-group-id="4484256680-1">(</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="ss">min</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="4484256680-1">)</span><span·class="p">.</span><span·class="w"> |
| 158 | </span><span·class="w"> | 158 | </span><span·class="w"> |
| 159 | ··</span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">min</span><span·class="p"·data-group-id=" | 159 | ··</span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">min</span><span·class="p"·data-group-id="4484256680-2">(</span><span·class="n">Term1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Term2</span><span·class="p"·data-group-id="4484256680-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Minimum</span><span·class="w"> |
| 160 | ···············</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Term1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 160 | ···············</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Term1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="4484256680-3">(</span><span·class="p"·data-group-id="4484256680-3">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Term2</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·421,·SHA:·6f5572c5636df564d133686dfbf99646a1c0be99d8e1799169e0708ac9dd08d9·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 161 | ··</span><span·class="n">Returns</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">smallest</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="n">Term1</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">Term2</span><span·class="p">.</span><span·class="w">·</span><span·class="n">If</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">terms</span><span·class="w">·</span><span·class="ss">compare</span><span·class="w">·</span><span·class="ss">equal</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="ss">operator</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Term1</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">returned</span><span·class="p">.</span></code></pre><p>Own·Id:·OTP-19234·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8544"·title="">GH-8544</a>,·<a·href="https://github.com/erlang/otp/pull/8833"·title="">PR-8833</a></p></li><li><p>The·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:io_device/0"><code·class="inline">file:io_device/0</code></a>·type·has·been·updated·to·clearly·show·the·difference·between·a·<code·class="inline">raw</code>·and·<code·class="inline">cooked</code>·IoDevice.</p><p>Own·Id:·OTP-19301·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8956"·title="">PR-8956</a></p></li><li><p>Added·<a·href="json.html#format_key_value_list/3"><code·class="inline">json:format_key_value_list/3</code></a>·and | 161 | ··</span><span·class="n">Returns</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">smallest</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="n">Term1</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">Term2</span><span·class="p">.</span><span·class="w">·</span><span·class="n">If</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">terms</span><span·class="w">·</span><span·class="ss">compare</span><span·class="w">·</span><span·class="ss">equal</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="ss">operator</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Term1</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">returned</span><span·class="p">.</span></code></pre><p>Own·Id:·OTP-19234·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8544"·title="">GH-8544</a>,·<a·href="https://github.com/erlang/otp/pull/8833"·title="">PR-8833</a></p></li><li><p>The·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#t:io_device/0"><code·class="inline">file:io_device/0</code></a>·type·has·been·updated·to·clearly·show·the·difference·between·a·<code·class="inline">raw</code>·and·<code·class="inline">cooked</code>·IoDevice.</p><p>Own·Id:·OTP-19301·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8956"·title="">PR-8956</a></p></li><li><p>Added·<a·href="json.html#format_key_value_list/3"><code·class="inline">json:format_key_value_list/3</code></a>·and |
| 162 | <a·href="json.html#format_key_value_list_checked/3"><code·class="inline">json:format_key_value_list_checked/3</code></a>.</p><p>Own·Id:·OTP-19320·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8889"·title="">PR-8889</a></p></li><li><p>Improved·documentation·of·<a·href="../../../../erts-15.2.2/doc/html/time_correction.html#timers">timers</a>.</p><p>Own·Id:·OTP-19360·Aux·Id:·ERIERL-1149,·<a·href="https://github.com/erlang/otp/pull/9062"·title="">PR-9062</a></p></li><li><p>Added·logging·support·to·<a·href="io.html#t:user/0"><code·class="inline">io:user/0</code></a>,·<a·href="io.html#t:standard_io/0"><code·class="inline">io:standard_io/0</code></a>·and·<a·href="io.html#t:standard_error/0"><code·class="inline">io:standard_error/0</code></a>.·See·<a·href="io.html#setopts/2"><code·class="inline">io:setopts/2</code></a>·for·more·details.</p><p>Own·Id:·OTP-19372·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8947"·title="">PR-8947</a></p></li></ul><h2·id="stdlib-6-1-2"·class="section-heading"> | 162 | <a·href="json.html#format_key_value_list_checked/3"><code·class="inline">json:format_key_value_list_checked/3</code></a>.</p><p>Own·Id:·OTP-19320·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8889"·title="">PR-8889</a></p></li><li><p>Improved·documentation·of·<a·href="../../../../erts-15.2.2/doc/html/time_correction.html#timers">timers</a>.</p><p>Own·Id:·OTP-19360·Aux·Id:·ERIERL-1149,·<a·href="https://github.com/erlang/otp/pull/9062"·title="">PR-9062</a></p></li><li><p>Added·logging·support·to·<a·href="io.html#t:user/0"><code·class="inline">io:user/0</code></a>,·<a·href="io.html#t:standard_io/0"><code·class="inline">io:standard_io/0</code></a>·and·<a·href="io.html#t:standard_error/0"><code·class="inline">io:standard_error/0</code></a>.·See·<a·href="io.html#setopts/2"><code·class="inline">io:setopts/2</code></a>·for·more·details.</p><p>Own·Id:·OTP-19372·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8947"·title="">PR-8947</a></p></li></ul><h2·id="stdlib-6-1-2"·class="section-heading"> |
| 163 | ··<a·href="#stdlib-6-1-2"·class="hover-link"> | 163 | ··<a·href="#stdlib-6-1-2"·class="hover-link"> |
| 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 165 | ··</a> | 165 | ··</a> |
| 166 | ··<span·class="text">STDLIB·6.1.2</span> | 166 | ··<span·class="text">STDLIB·6.1.2</span> |
| Offset 233, 16 lines modified | Offset 233, 16 lines modified | ||
| 233 | <a·href="binary.html#split/2"><code·class="inline">binary:split/2,3</code></a></p><p>The·call·<code·class="inline">binary:copy(<<1:1>>,·0)</code>·would·return·an·empty·binary·instead·of·raising·an·exception.·Similarly,·calls·to·<a·href="binary.html#part/2"><code·class="inline">binary:part/2,3</code></a>·attempting·to·extract·0·bytes·at·position·0·of·a·bitstring·would·return·an·empty·binary·instead·of·raising·an·exception.</p><p>Own·Id:·OTP-18743·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7607"·title="">PR-7607</a>,·<a·href="https://github.com/erlang/otp/pull/7628"·title="">PR-7628</a></p></li><li><p>The·documentation·for·the·preprocessor·now·mentions·that·<code·class="inline">defined(Name)</code>·can·be·called·in·the·condition·for·an·<code·class="inline">-if</code>·or·<code·class="inline">-elif</code>·directive·to·test·whether·<code·class="inline">Name</code>·is·the·name·of·a·defined·macro.·(This·feature·was·implemented·in·OTP·21.)</p><p>If·a·function·call·in·an·<code·class="inline">-if</code>·or·<code·class="inline">-elif</code>·with·a·name·that·is·not·the·name·of·a·guard·BIF,·there·would·not·be·a·compilation·error,·but·would·instead·cause·the·lines·following·the·directive·to·be·skipped.·This·has·now·been·changed·to·be·a·compilation·error.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18784·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/7706"·title="">GH-7706</a>,·<a·href="https://github.com/erlang/otp/pull/7726"·title="">PR-7726</a></p></li><li><p><code·class="inline">get_until</code>·requests·using·the·I/O·protocol·now·correctly·return·a·binary·or·list·when·<code·class="inline">eof</code>·is·the·last·item·returned·by·the·callback.</p><p>Own·Id:·OTP-18930·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7993"·title="">PR-7993</a>,·<a·href="https://github.com/erlang/otp/issues/4992"·title="">GH-4992</a></p></li><li><p>The·error·handling·the·<code·class="inline">simple_one_for_one</code>·supervisor·has·been·enhanced.·A·transient·child·returning·<code·class="inline">ignore</code>·will·no·longer·cause·a·crash.</p><p>Also,·automatic·shutdown·has·been·disabled·because·it·does·not·make·sense·for·this·supervisor·type.·That·is·was·allowed·is·considered·a·bug.·Therefore,·we·don't·consider·this·an·incompatible·change.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-19029·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8230"·title="">PR-8230</a></p></li><li><p>Fix·shell·expansion·to·not·crash·when·expanding·a·map·with·non-atom·keys·and·to·not·list·zero·arity·functions·when·an·argument·has·been·given.</p><p>Own·Id:·OTP-19073·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8375"·title="">PR-8375</a>,·<a·href="https://github.com/erlang/otp/issues/8366"·title="">GH-8366</a>,·<a·href="https://github.com/erlang/otp/issues/8365"·title="">GH-8365</a>,·<a·href="https://github.com/erlang/otp/issues/8364"·title="">GH-8364</a></p></li></ul><h3·id="improvements-and-new-features-2"·class="section-heading"> | 233 | <a·href="binary.html#split/2"><code·class="inline">binary:split/2,3</code></a></p><p>The·call·<code·class="inline">binary:copy(<<1:1>>,·0)</code>·would·return·an·empty·binary·instead·of·raising·an·exception.·Similarly,·calls·to·<a·href="binary.html#part/2"><code·class="inline">binary:part/2,3</code></a>·attempting·to·extract·0·bytes·at·position·0·of·a·bitstring·would·return·an·empty·binary·instead·of·raising·an·exception.</p><p>Own·Id:·OTP-18743·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7607"·title="">PR-7607</a>,·<a·href="https://github.com/erlang/otp/pull/7628"·title="">PR-7628</a></p></li><li><p>The·documentation·for·the·preprocessor·now·mentions·that·<code·class="inline">defined(Name)</code>·can·be·called·in·the·condition·for·an·<code·class="inline">-if</code>·or·<code·class="inline">-elif</code>·directive·to·test·whether·<code·class="inline">Name</code>·is·the·name·of·a·defined·macro.·(This·feature·was·implemented·in·OTP·21.)</p><p>If·a·function·call·in·an·<code·class="inline">-if</code>·or·<code·class="inline">-elif</code>·with·a·name·that·is·not·the·name·of·a·guard·BIF,·there·would·not·be·a·compilation·error,·but·would·instead·cause·the·lines·following·the·directive·to·be·skipped.·This·has·now·been·changed·to·be·a·compilation·error.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18784·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/7706"·title="">GH-7706</a>,·<a·href="https://github.com/erlang/otp/pull/7726"·title="">PR-7726</a></p></li><li><p><code·class="inline">get_until</code>·requests·using·the·I/O·protocol·now·correctly·return·a·binary·or·list·when·<code·class="inline">eof</code>·is·the·last·item·returned·by·the·callback.</p><p>Own·Id:·OTP-18930·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7993"·title="">PR-7993</a>,·<a·href="https://github.com/erlang/otp/issues/4992"·title="">GH-4992</a></p></li><li><p>The·error·handling·the·<code·class="inline">simple_one_for_one</code>·supervisor·has·been·enhanced.·A·transient·child·returning·<code·class="inline">ignore</code>·will·no·longer·cause·a·crash.</p><p>Also,·automatic·shutdown·has·been·disabled·because·it·does·not·make·sense·for·this·supervisor·type.·That·is·was·allowed·is·considered·a·bug.·Therefore,·we·don't·consider·this·an·incompatible·change.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-19029·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8230"·title="">PR-8230</a></p></li><li><p>Fix·shell·expansion·to·not·crash·when·expanding·a·map·with·non-atom·keys·and·to·not·list·zero·arity·functions·when·an·argument·has·been·given.</p><p>Own·Id:·OTP-19073·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8375"·title="">PR-8375</a>,·<a·href="https://github.com/erlang/otp/issues/8366"·title="">GH-8366</a>,·<a·href="https://github.com/erlang/otp/issues/8365"·title="">GH-8365</a>,·<a·href="https://github.com/erlang/otp/issues/8364"·title="">GH-8364</a></p></li></ul><h3·id="improvements-and-new-features-2"·class="section-heading"> |
| 234 | ··<a·href="#improvements-and-new-features-2"·class="hover-link"> | 234 | ··<a·href="#improvements-and-new-features-2"·class="hover-link"> |
| 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 236 | ··</a> | 236 | ··</a> |
| 237 | ··<span·class="text">Improvements·and·New·Features</span> | 237 | ··<span·class="text">Improvements·and·New·Features</span> |
| 238 | </h3> | 238 | </h3> |
| 239 | <ul><li><p>The·functions·<a·href="sets.html#is_equal/2"><code·class="inline">is_equal/2</code></a>,·<a·href="sets.html#map/2"><code·class="inline">map/2</code></a>,·and·<a·href="sets.html#filtermap/2"><code·class="inline">filtermap/2</code></a>·have·been·added·to·the·modules·<a·href="sets.html"><code·class="inline">sets</code></a>,·<a·href="ordsets.html"><code·class="inline">ordsets</code></a>,·and·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>.</p><p>Own·Id:·OTP-18622·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7183"·title="">PR-7183</a>,·<a·href="https://github.com/erlang/otp/pull/7232"·title="">PR-7232</a></p></li><li><p>The·compiler·now·emits·nicer·error·message·for·function·head·mismatches. | 239 | <ul><li><p>The·functions·<a·href="sets.html#is_equal/2"><code·class="inline">is_equal/2</code></a>,·<a·href="sets.html#map/2"><code·class="inline">map/2</code></a>,·and·<a·href="sets.html#filtermap/2"><code·class="inline">filtermap/2</code></a>·have·been·added·to·the·modules·<a·href="sets.html"><code·class="inline">sets</code></a>,·<a·href="ordsets.html"><code·class="inline">ordsets</code></a>,·and·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>.</p><p>Own·Id:·OTP-18622·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7183"·title="">PR-7183</a>,·<a·href="https://github.com/erlang/otp/pull/7232"·title="">PR-7232</a></p></li><li><p>The·compiler·now·emits·nicer·error·message·for·function·head·mismatches. |
| 240 | For·example,·given:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">a</span><span·class="p"·data-group-id=" | 240 | For·example,·given:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">a</span><span·class="p"·data-group-id="0085560695-1">(</span><span·class="p"·data-group-id="0085560695-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 241 | </span><span·class="nf">a</span><span·class="p"·data-group-id=" | 241 | </span><span·class="nf">a</span><span·class="p"·data-group-id="0085560695-2">(</span><span·class="p">_</span><span·class="p"·data-group-id="0085560695-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">error</span><span·class="p">.</span></code></pre><p>Erlang/OTP·26·and·earlier·would·emit·a·diagnostic·similar·to:</p><pre><code·class="text">t.erl:6:1:·head·mismatch |
| 242 | %····6|·a(_)·->·error. | 242 | %····6|·a(_)·->·error. |
| 243 | %·····|·^</code></pre><p>while·in·Erlang/OTP·27·the·diagnostic·is·similar·to:</p><pre><code·class="text">t.erl:6:1:·head·mismatch:·function·a·with·arities·0·and·1·is·regarded·as·two·distinct·functions.·Is·the·number·of·arguments·incorrect·or·is·the·semicolon·in·a/0·unwanted? | 243 | %·····|·^</code></pre><p>while·in·Erlang/OTP·27·the·diagnostic·is·similar·to:</p><pre><code·class="text">t.erl:6:1:·head·mismatch:·function·a·with·arities·0·and·1·is·regarded·as·two·distinct·functions.·Is·the·number·of·arguments·incorrect·or·is·the·semicolon·in·a/0·unwanted? |
| 244 | %····6|·a(_)·->·error. | 244 | %····6|·a(_)·->·error. |
| 245 | %·····|·^</code></pre><p>Own·Id:·OTP-18648·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7383"·title="">PR-7383</a></p></li><li><p><a·href="zip.html#create/2"><code·class="inline">zip:create/2,3</code></a>·will·now·tolerate·POSIX·timestamps·in·the·provided·<code·class="inline">file_info</code>·records.</p><p>Own·Id:·OTP-18668</p></li><li><p>The·callback·function·<a·href="gen_statem.html#c:handle_event/4"><code·class="inline">gen_statem:handle_event/4</code></a>·has·been·cached·in·the·<code·class="inline">gen_statem</code>·engine·to·optimize·callback·call·speed.</p><p>Own·Id:·OTP-18671·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7419"·title="">PR-7419</a></p></li><li><p>The·type·<code·class="inline">beam_lib:beam/0</code>·is·now·exported.</p><p>Own·Id:·OTP-18716·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7534"·title="">PR-7534</a></p></li><li><p>The·documentation·for·the·<a·href="binary.html"><code·class="inline">binary</code></a>·module·has·been·improved.</p><p>Own·Id:·OTP-18741·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7585"·title="">PR-7585</a></p></li><li><p><a·href="binary.html#replace/3"><code·class="inline">binary:replace/3,4</code></a>·now·supports·using·a·fun·for·supplying·the·replacement·binary.</p><p>Own·Id:·OTP-18742·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7590"·title="">PR-7590</a></p></li><li><p>Triple-Quoted·Strings·has·been·implemented·as·per·<a·href="https://www.erlang.org/eeps/eep-0064">EEP·64</a>.·See·<a·href="../../../../doc/system/data_types.html#string">String</a>·in·the·Reference·Manual.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">""</span><span·class="s">" | 245 | %·····|·^</code></pre><p>Own·Id:·OTP-18648·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7383"·title="">PR-7383</a></p></li><li><p><a·href="zip.html#create/2"><code·class="inline">zip:create/2,3</code></a>·will·now·tolerate·POSIX·timestamps·in·the·provided·<code·class="inline">file_info</code>·records.</p><p>Own·Id:·OTP-18668</p></li><li><p>The·callback·function·<a·href="gen_statem.html#c:handle_event/4"><code·class="inline">gen_statem:handle_event/4</code></a>·has·been·cached·in·the·<code·class="inline">gen_statem</code>·engine·to·optimize·callback·call·speed.</p><p>Own·Id:·OTP-18671·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7419"·title="">PR-7419</a></p></li><li><p>The·type·<code·class="inline">beam_lib:beam/0</code>·is·now·exported.</p><p>Own·Id:·OTP-18716·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7534"·title="">PR-7534</a></p></li><li><p>The·documentation·for·the·<a·href="binary.html"><code·class="inline">binary</code></a>·module·has·been·improved.</p><p>Own·Id:·OTP-18741·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7585"·title="">PR-7585</a></p></li><li><p><a·href="binary.html#replace/3"><code·class="inline">binary:replace/3,4</code></a>·now·supports·using·a·fun·for·supplying·the·replacement·binary.</p><p>Own·Id:·OTP-18742·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7590"·title="">PR-7590</a></p></li><li><p>Triple-Quoted·Strings·has·been·implemented·as·per·<a·href="https://www.erlang.org/eeps/eep-0064">EEP·64</a>.·See·<a·href="../../../../doc/system/data_types.html#string">String</a>·in·the·Reference·Manual.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">""</span><span·class="s">" |
| 246 | ···a | 246 | ···a |
| 247 | ···b | 247 | ···b |
| 248 | ···c | 248 | ···c |
| Offset 257, 30 lines modified | Offset 257, 30 lines modified | ||
| 257 | ····. | 257 | ····. |
| 258 | ····. | 258 | ····. |
| 259 | ····. | 259 | ····. |
| 260 | <0.90.0>··············erlang:apply/2························2586····75011····0 | 260 | <0.90.0>··············erlang:apply/2························2586····75011····0 |
| 261 | my_label··············c:pinfo/2·······························51 | 261 | my_label··············c:pinfo/2·······························51 |
| 262 | 4>·proc_lib:get_label(self()). | 262 | 4>·proc_lib:get_label(self()). |
| 263 | my_label</code></pre><p>Own·Id:·OTP-18789·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7720"·title="">PR-7720</a>,·<a·href="https://github.com/erlang/otp/pull/8003"·title="">PR-8003</a></p></li><li><p><code·class="inline">-callback</code>·attributes·has·been·added·to·modules·<a·href="sys.html"><code·class="inline">sys</code></a>·and·<a·href="erl_error.html"><code·class="inline">erl_error</code></a>.</p><p>Own·Id:·OTP-18793·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7703"·title="">PR-7703</a></p></li><li><p>Several·new·functions·that·accept·funs·have·been·added·to·module·<a·href="timer.html"><code·class="inline">timer</code></a>.</p><p>Functions·<a·href="timer.html#apply_after/2"><code·class="inline">apply_after/2</code></a>,·<a·href="timer.html#apply_interval/2"><code·class="inline">apply_interval/2</code></a>,·and·<code·class="inline">apply_repeatedly/2</code>·accept·a·nullary·fun·as·the·second·argument,·while··functions·<a·href="timer.html#apply_after/3"><code·class="inline">apply_after/3</code></a>,·<a·href="timer.html#apply_interval/3"><code·class="inline">apply_interval/3</code></a>,·and·<code·class="inline">apply_repeatedly/3</code>·accept·an·n-ary·fun·as·the·second·and·a·list·of·n·arguments·for·the·fun·as·the·third·argument.</p><p>Own·Id:·OTP-18808·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7649"·title="">PR-7649</a></p></li><li><p>Sigils·on·string·literals·have·been·implemented·as·per·<a·href="https://www.erlang.org/eeps/eep-0066">EEP·66</a>,·that·is:·binary·and·string·sigils·in·verbatim·and·escape·characters·variants,·as·well·as·a·default·(vanilla)·Sigil.··All·for·ordinary·strings·and·for·triple-quoted·strings·(EEP·64).·See·<a·href="../../../../doc/system/data_types.html#sigil">Sigils·in·the·Reference·Manual</a>.</p><p>Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">~"Björn"</span><span·class="p">.</span><span·class="w"> | 263 | my_label</code></pre><p>Own·Id:·OTP-18789·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7720"·title="">PR-7720</a>,·<a·href="https://github.com/erlang/otp/pull/8003"·title="">PR-8003</a></p></li><li><p><code·class="inline">-callback</code>·attributes·has·been·added·to·modules·<a·href="sys.html"><code·class="inline">sys</code></a>·and·<a·href="erl_error.html"><code·class="inline">erl_error</code></a>.</p><p>Own·Id:·OTP-18793·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7703"·title="">PR-7703</a></p></li><li><p>Several·new·functions·that·accept·funs·have·been·added·to·module·<a·href="timer.html"><code·class="inline">timer</code></a>.</p><p>Functions·<a·href="timer.html#apply_after/2"><code·class="inline">apply_after/2</code></a>,·<a·href="timer.html#apply_interval/2"><code·class="inline">apply_interval/2</code></a>,·and·<code·class="inline">apply_repeatedly/2</code>·accept·a·nullary·fun·as·the·second·argument,·while··functions·<a·href="timer.html#apply_after/3"><code·class="inline">apply_after/3</code></a>,·<a·href="timer.html#apply_interval/3"><code·class="inline">apply_interval/3</code></a>,·and·<code·class="inline">apply_repeatedly/3</code>·accept·an·n-ary·fun·as·the·second·and·a·list·of·n·arguments·for·the·fun·as·the·third·argument.</p><p>Own·Id:·OTP-18808·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7649"·title="">PR-7649</a></p></li><li><p>Sigils·on·string·literals·have·been·implemented·as·per·<a·href="https://www.erlang.org/eeps/eep-0066">EEP·66</a>,·that·is:·binary·and·string·sigils·in·verbatim·and·escape·characters·variants,·as·well·as·a·default·(vanilla)·Sigil.··All·for·ordinary·strings·and·for·triple-quoted·strings·(EEP·64).·See·<a·href="../../../../doc/system/data_types.html#sigil">Sigils·in·the·Reference·Manual</a>.</p><p>Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">~"Björn"</span><span·class="p">.</span><span·class="w"> |
| 264 | </span><span·class="p"·data-group-id=" | 264 | </span><span·class="p"·data-group-id="9460354310-1"><<</span><span·class="s">"Björn"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="9460354310-1">>></span><span·class="gp·unselectable"> |
| 265 | 2>·</span><span·class="s">~b"Björn"</span><span·class="p">.</span><span·class="w"> | 265 | 2>·</span><span·class="s">~b"Björn"</span><span·class="p">.</span><span·class="w"> |
| 266 | </span><span·class="p"·data-group-id=" | 266 | </span><span·class="p"·data-group-id="9460354310-2"><<</span><span·class="s">"Björn"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="9460354310-2">>></span><span·class="gp·unselectable"> |
| 267 | 3>·</span><span·class="s">~S"\s*(\w+)"</span><span·class="p">.</span><span·class="w"> | 267 | 3>·</span><span·class="s">~S"\s*(\w+)"</span><span·class="p">.</span><span·class="w"> |
| 268 | </span><span·class="s">"\\s*(\\w+)"</span><span·class="gp·unselectable"> | 268 | </span><span·class="s">"\\s*(\\w+)"</span><span·class="gp·unselectable"> |
| 269 | 4>·</span><span·class="s">~B"\s*(\w+)"</span><span·class="p">.</span><span·class="w"> | 269 | 4>·</span><span·class="s">~B"\s*(\w+)"</span><span·class="p">.</span><span·class="w"> |
| 270 | </span><span·class="p"·data-group-id=" | 270 | </span><span·class="p"·data-group-id="9460354310-3"><<</span><span·class="s">"\\s*(\\w+)"</span><span·class="p"·data-group-id="9460354310-3">>></span></code></pre><p>Own·Id:·OTP-18825·Aux·Id:·OTP-18750,·<a·href="https://github.com/erlang/otp/pull/7684"·title="">PR-7684</a></p></li><li><p>Functions·<a·href="shell.html#default_multiline_prompt/1"><code·class="inline">shell:default_multiline_prompt/1</code></a>,·<a·href="shell.html#inverted_space_prompt/1"><code·class="inline">shell:inverted_space_prompt/1</code></a>,·and· |
| 271 | <a·href="shell.html#prompt_width/1"><code·class="inline">shell:prompt_width/1</code></a>·have·been·exported·to·help·with·custom·prompt·implementations.</p><p>Own·Id:·OTP-18834·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7675"·title="">PR-7675</a>,·<a·href="https://github.com/erlang/otp/pull/7816"·title="">PR-7816</a></p></li><li><p>The·shell·now·pages·long·output·from·the·documentation·help·command·(<code·class="inline">h(Module)</code>),·auto·completions·and·the·search·command.</p><p>Own·Id:·OTP-18846·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7845"·title="">PR-7845</a></p></li><li><p>The·<code·class="inline">M-h</code>·hotkey·(Alt/Option-h)·now·outputs·help·for·the·module·or·function·directly·before·the·cursor.</p><p>Own·Id:·OTP-18847·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7846"·title="">PR-7846</a></p></li><li><p>Added·support·for·adding·a·custom·code·formatter·that·formats·your·multi-line·shell·commands·in·your·preferred·formatting·on·submission.·See·<code·class="inline">shell:format_shell_func/</code>·and·<a·href="shell.html#erl_pp_format_func/1"><code·class="inline">shell:erl_pp_format_func/1</code></a>.</p><p>Own·Id:·OTP-18848·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7847"·title="">PR-7847</a></p></li><li><p>Added·shell·functions·for·viewing,·forgetting·and·saving·locally·defined·functions,·types·and·records.</p><p>Own·Id:·OTP-18852·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7844"·title="">PR-7844</a></p></li><li><p>Added·<a·href="string.html#jaro_similarity/2"><code·class="inline">string:jaro_similarity/2</code></a>,·which·can·be·used·to·calculate·the·similarity·between·two·strings.</p><p>Own·Id:·OTP-18865·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7879"·title="">PR-7879</a></p></li><li><p>The·new·function·<a·href="ets.html#update_element/4"><code·class="inline">ets:update_element/4</code></a>·is·similar·to·<a·href="ets.html#update_element/3"><code·class="inline">ets:update_element/3</code></a>,·but·takes·a·default·tuple·as·the·fourth·argument,·which·will·be·inserted·if·no·previous·record·with·that·key·exists.</p><p>Own·Id:·OTP-18870·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7857"·title="">PR-7857</a></p></li><li><p>Added·functions·to·retrieve·the·next·higher·or·lower·key/element·from·<a·href="gb_trees.html"><code·class="inline">gb_trees</code></a>·and·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>,·as·well·as·returning·iterators·that·start·at·given·keys/elements.</p><p>Own·Id:·OTP-18874·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7745"·title="">PR-7745</a></p></li><li><p>When·the·shell·built-in·function·<a·href="c.html#c/1"·title=""><code·class="inline">c/1,2</code></a>·is·used·to·re-compile·a·module,·the·current·working·directory·of·the·original·compilation·is·now·added·to·the·include·path.</p><p>Own·Id:·OTP-18908·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7957"·title="">PR-7957</a></p></li><li><p>The·<code·class="inline">timer</code>·module·now·uses·a·private·table·for·its·internal·state,·slightly·improving·its·performance.</p><p>Own·Id:·OTP-18914·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7973"·title="">PR-7973</a></p></li><li><p><a·href="https://www.erlang.org/eeps/eep-0059">EEP-59·-·Documentation·Attributes</a>·has·been·implemented.</p><p>Documentation·attributes·can·be·used·to·document·functions,·types,·callbacks,·and·modules. | 271 | <a·href="shell.html#prompt_width/1"><code·class="inline">shell:prompt_width/1</code></a>·have·been·exported·to·help·with·custom·prompt·implementations.</p><p>Own·Id:·OTP-18834·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7675"·title="">PR-7675</a>,·<a·href="https://github.com/erlang/otp/pull/7816"·title="">PR-7816</a></p></li><li><p>The·shell·now·pages·long·output·from·the·documentation·help·command·(<code·class="inline">h(Module)</code>),·auto·completions·and·the·search·command.</p><p>Own·Id:·OTP-18846·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7845"·title="">PR-7845</a></p></li><li><p>The·<code·class="inline">M-h</code>·hotkey·(Alt/Option-h)·now·outputs·help·for·the·module·or·function·directly·before·the·cursor.</p><p>Own·Id:·OTP-18847·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7846"·title="">PR-7846</a></p></li><li><p>Added·support·for·adding·a·custom·code·formatter·that·formats·your·multi-line·shell·commands·in·your·preferred·formatting·on·submission.·See·<code·class="inline">shell:format_shell_func/</code>·and·<a·href="shell.html#erl_pp_format_func/1"><code·class="inline">shell:erl_pp_format_func/1</code></a>.</p><p>Own·Id:·OTP-18848·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7847"·title="">PR-7847</a></p></li><li><p>Added·shell·functions·for·viewing,·forgetting·and·saving·locally·defined·functions,·types·and·records.</p><p>Own·Id:·OTP-18852·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7844"·title="">PR-7844</a></p></li><li><p>Added·<a·href="string.html#jaro_similarity/2"><code·class="inline">string:jaro_similarity/2</code></a>,·which·can·be·used·to·calculate·the·similarity·between·two·strings.</p><p>Own·Id:·OTP-18865·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7879"·title="">PR-7879</a></p></li><li><p>The·new·function·<a·href="ets.html#update_element/4"><code·class="inline">ets:update_element/4</code></a>·is·similar·to·<a·href="ets.html#update_element/3"><code·class="inline">ets:update_element/3</code></a>,·but·takes·a·default·tuple·as·the·fourth·argument,·which·will·be·inserted·if·no·previous·record·with·that·key·exists.</p><p>Own·Id:·OTP-18870·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7857"·title="">PR-7857</a></p></li><li><p>Added·functions·to·retrieve·the·next·higher·or·lower·key/element·from·<a·href="gb_trees.html"><code·class="inline">gb_trees</code></a>·and·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>,·as·well·as·returning·iterators·that·start·at·given·keys/elements.</p><p>Own·Id:·OTP-18874·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7745"·title="">PR-7745</a></p></li><li><p>When·the·shell·built-in·function·<a·href="c.html#c/1"·title=""><code·class="inline">c/1,2</code></a>·is·used·to·re-compile·a·module,·the·current·working·directory·of·the·original·compilation·is·now·added·to·the·include·path.</p><p>Own·Id:·OTP-18908·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7957"·title="">PR-7957</a></p></li><li><p>The·<code·class="inline">timer</code>·module·now·uses·a·private·table·for·its·internal·state,·slightly·improving·its·performance.</p><p>Own·Id:·OTP-18914·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7973"·title="">PR-7973</a></p></li><li><p><a·href="https://www.erlang.org/eeps/eep-0059">EEP-59·-·Documentation·Attributes</a>·has·been·implemented.</p><p>Documentation·attributes·can·be·used·to·document·functions,·types,·callbacks,·and·modules. |
| 272 | The·keyword·<code·class="inline">-moduledoc·"Documentation·here".</code>·is·used·to·document·modules,·while·<code·class="inline">-doc·"Documentation·here".</code>·can·be·used·on·top·of·functions,·types,·and·callbacks·to·document·them,·respectively.</p><ul><li><p>Types,·callbacks,·and·function·documentation·can·be·set·to·<code·class="inline">hidden</code>·either·via·<code·class="inline">-doc·false</code>·or·<code·class="inline">-doc·hidden</code>.·When·documentation·attributes·mark·a·type·as·hidden,·they·will·not·be·part·of·the·documentation.</p></li><li><p>The·documentation·from·<code·class="inline">moduledoc</code>·and·<code·class="inline">doc</code>·gets·added·by·default·to·the·binary·beam·file,·following·the·format·of·<a·href="https://www.erlang.org/eeps/eep-0048">EEP-48</a>.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_doc</code>·will·raise·a·warning·when | 272 | The·keyword·<code·class="inline">-moduledoc·"Documentation·here".</code>·is·used·to·document·modules,·while·<code·class="inline">-doc·"Documentation·here".</code>·can·be·used·on·top·of·functions,·types,·and·callbacks·to·document·them,·respectively.</p><ul><li><p>Types,·callbacks,·and·function·documentation·can·be·set·to·<code·class="inline">hidden</code>·either·via·<code·class="inline">-doc·false</code>·or·<code·class="inline">-doc·hidden</code>.·When·documentation·attributes·mark·a·type·as·hidden,·they·will·not·be·part·of·the·documentation.</p></li><li><p>The·documentation·from·<code·class="inline">moduledoc</code>·and·<code·class="inline">doc</code>·gets·added·by·default·to·the·binary·beam·file,·following·the·format·of·<a·href="https://www.erlang.org/eeps/eep-0048">EEP-48</a>.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_doc</code>·will·raise·a·warning·when |
| 273 | <code·class="inline">-doc</code>·attributes·are·missing·in·exported·functions,·types,·and·callbacks.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_spec_documented</code>·will·raise·a·warning·when | 273 | <code·class="inline">-doc</code>·attributes·are·missing·in·exported·functions,·types,·and·callbacks.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_spec_documented</code>·will·raise·a·warning·when |
| 274 | spec·attributes·are·missing·in·documented·functions,·types,·and·callbacks.</p></li><li><p><code·class="inline">moduledoc</code>s·and·<code·class="inline">doc</code>s·may·refer·to·external·files·to·be·embedded,·such·as·<code·class="inline">-doc·{file,·"README.md"}.</code>,·which·refers·to·the·file·<code·class="inline">README.md</code>·found·in·the·current·working·directory.</p></li><li><p>The·compiler·warns·about·exported·functions·whose·specs·refer·to·hidden·types.·Thus,·there·will·be·warnings·when·a·hidden·type·(meaning,·the·type·is·not·part·of·the·documentation)·gets·used·in·an·exported·function.</p></li></ul><p>Own·Id:·OTP-18916·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7936"·title="">PR-7936</a></p></li><li><p>New·<a·href="ets.html"><code·class="inline">ets</code></a>·functions·<a·href="ets.html#first_lookup/1"><code·class="inline">ets:first_lookup/1</code></a>,·<a·href="ets.html#next_lookup/2"><code·class="inline">ets:next_lookup/2</code></a>,·<a·href="ets.html#prev_lookup/2"><code·class="inline">ets:prev_lookup/2</code></a>·and·<a·href="ets.html#last_lookup/1"><code·class="inline">ets:last_lookup/1</code></a>.·Example:·<code·class="inline">ets:next_lookup/1</code>·is·equivalent·to·<a·href="ets.html#next/2"><code·class="inline">ets:next/2</code></a>·followed·by·<a·href="ets.html#lookup/2"><code·class="inline">ets:lookup/2</code></a>·with·the·next·key.·The·new·combined·functions·are·more·efficient·and·with·guaranteed·atomicity.</p><p>Own·Id:·OTP-18923·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/6791"·title="">PR-6791</a></p></li><li><p>The·<code·class="inline">maybe</code>·expression·is·now·enabled·by·default.</p><p>To·use·<code·class="inline">maybe</code>·as·an·atom,·it·needs·to·be·single-quoted.·Alternatively,·the·<code·class="inline">maybe</code>·expression·can·be·disabled·by·disabling·the·<code·class="inline">maybe_expr</code>·feature.·That·can·be·done·by·placing·the·following·the·line·at·the·beginning·of·an·Erlang·source·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">feature</span><span·class="p"·data-group-id="3 | 274 | spec·attributes·are·missing·in·documented·functions,·types,·and·callbacks.</p></li><li><p><code·class="inline">moduledoc</code>s·and·<code·class="inline">doc</code>s·may·refer·to·external·files·to·be·embedded,·such·as·<code·class="inline">-doc·{file,·"README.md"}.</code>,·which·refers·to·the·file·<code·class="inline">README.md</code>·found·in·the·current·working·directory.</p></li><li><p>The·compiler·warns·about·exported·functions·whose·specs·refer·to·hidden·types.·Thus,·there·will·be·warnings·when·a·hidden·type·(meaning,·the·type·is·not·part·of·the·documentation)·gets·used·in·an·exported·function.</p></li></ul><p>Own·Id:·OTP-18916·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7936"·title="">PR-7936</a></p></li><li><p>New·<a·href="ets.html"><code·class="inline">ets</code></a>·functions·<a·href="ets.html#first_lookup/1"><code·class="inline">ets:first_lookup/1</code></a>,·<a·href="ets.html#next_lookup/2"><code·class="inline">ets:next_lookup/2</code></a>,·<a·href="ets.html#prev_lookup/2"><code·class="inline">ets:prev_lookup/2</code></a>·and·<a·href="ets.html#last_lookup/1"><code·class="inline">ets:last_lookup/1</code></a>.·Example:·<code·class="inline">ets:next_lookup/1</code>·is·equivalent·to·<a·href="ets.html#next/2"><code·class="inline">ets:next/2</code></a>·followed·by·<a·href="ets.html#lookup/2"><code·class="inline">ets:lookup/2</code></a>·with·the·next·key.·The·new·combined·functions·are·more·efficient·and·with·guaranteed·atomicity.</p><p>Own·Id:·OTP-18923·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/6791"·title="">PR-6791</a></p></li><li><p>The·<code·class="inline">maybe</code>·expression·is·now·enabled·by·default.</p><p>To·use·<code·class="inline">maybe</code>·as·an·atom,·it·needs·to·be·single-quoted.·Alternatively,·the·<code·class="inline">maybe</code>·expression·can·be·disabled·by·disabling·the·<code·class="inline">maybe_expr</code>·feature.·That·can·be·done·by·placing·the·following·the·line·at·the·beginning·of·an·Erlang·source·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">feature</span><span·class="p"·data-group-id="3182195329-1">(</span><span·class="ss">maybe_expr</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">disable</span><span·class="p"·data-group-id="3182195329-1">)</span><span·class="p">.</span></code></pre><p>Another·way·to·disable·the·<c[·...·truncated·by·diffoscope;·len:·687,·SHA:·dec71560c48ef6e5e9dcf095d21db9177254763d7e6b232f91d3cf7c31c04ffa·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 275 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 275 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7970164262-2">(</span><span·class="p"·data-group-id="7970164262-3">[</span><span·class="ss">f</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="7970164262-3">]</span><span·class="p"·data-group-id="7970164262-2">)</span><span·class="p">.</span><span·class="w"> |
| 276 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 276 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7970164262-4">(</span><span·class="ss">r</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7970164262-5">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·109,·SHA:·3d3a5e6b8bcab2d856cb9981cd632843b42a5bf20b7a62ae1dc9a176679e5b28·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 277 | </span><span·class="nf">f</span><span·class="p"·data-group-id=" | 277 | </span><span·class="nf">f</span><span·class="p"·data-group-id="7970164262-6">(</span><span·class="p"·data-group-id="7970164262-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 278 | ····</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id=" | 278 | ····</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id="7970164262-7">{</span><span·class="ss">a</span><span·class="o">=</span><span·class="mi">1</span><span·class="p"·data-group-id="7970164262-7">}</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id="7970164262-8">{</span><span[·...·truncated·by·diffoscope;·len:·110,·SHA:·eece7726e3fac34f1b77b16584b1b7d9d8e30871bc5c1c653c14e368e5d64b66·...·]-8">}</span><span·class="p">.</span></code></pre><p>The·compiler·raises·the·following·warning:</p><pre><code·class="text">1>·c(t). |
| 279 | t.erl:6:12:·Warning:·expression·updates·a·literal | 279 | t.erl:6:12:·Warning:·expression·updates·a·literal |
| 280 | %····6|·····#r{a=1}#r{b=2}. | 280 | %····6|·····#r{a=1}#r{b=2}. |
| 281 | %·····|············^</code></pre><p>Own·Id:·OTP-18951·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8069"·title="">PR-8069</a></p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>Optimized·<code·class="inline">ets:foldl</code>·and·<code·class="inline">ets:foldr</code>·to·use·new·<code·class="inline">ets:next_lookup</code>.·Also·made·them·immune·against·table·renaming.</p><p>Own·Id:·OTP-18993·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8048"·title="">PR-8048</a></p></li><li><p>Windows·now·supports·all·functions·in·<a·href="math.html"><code·class="inline">math</code></a>.</p><p>Own·Id:·OTP-19001·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8164"·title="">PR-8164</a></p></li><li><p><a·href="erl_lint.html"><code·class="inline">erl_lint</code></a>·(and·by·extension·the·<a·href="../../../../lib/compiler-8.5.5/doc/html/compile.html"><code·class="inline">compiler</code></a>)·will·now·warn·for·code·using·deprecated·callbacks.</p><p>The·only·callback·currenly·deprecated·is·<code·class="inline">format_status/2</code>·in·<a·href="gen_server.html#c:format_status/2"><code·class="inline">gen_server</code></a>,·<a·href="gen_event.html#c:format_status/2"><code·class="inline">gen_event</code></a>·and·<a·href="gen_server.html#c:format_status/2"><code·class="inline">gen_statem</code></a>.</p><p>You·can·use·<code·class="inline">nowarn_deprecated_callback</code>·to·silence·the·warning.</p><p>Own·Id:·OTP-19010·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8205"·title="">PR-8205</a></p></li><li><p>There·is·a·new·module·<a·href="json.html"><code·class="inline">json</code></a>·for·encoding·and·decoding·<a·href="https://en.wikipedia.org/wiki/JSON">JSON</a>.</p><p>Both·encoding·and·decoding·can·be·customized.·Decoding·can·be·done·in·a·SAX-like·fashion·and·handle·multiple·documents·and·streams·of·data.</p><p>Own·Id:·OTP-19020·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8111"·title="">PR-8111</a></p></li></ul><h2·id="stdlib-5-2-3-3"·class="section-heading"> | 281 | %·····|············^</code></pre><p>Own·Id:·OTP-18951·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8069"·title="">PR-8069</a></p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>Optimized·<code·class="inline">ets:foldl</code>·and·<code·class="inline">ets:foldr</code>·to·use·new·<code·class="inline">ets:next_lookup</code>.·Also·made·them·immune·against·table·renaming.</p><p>Own·Id:·OTP-18993·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8048"·title="">PR-8048</a></p></li><li><p>Windows·now·supports·all·functions·in·<a·href="math.html"><code·class="inline">math</code></a>.</p><p>Own·Id:·OTP-19001·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8164"·title="">PR-8164</a></p></li><li><p><a·href="erl_lint.html"><code·class="inline">erl_lint</code></a>·(and·by·extension·the·<a·href="../../../../lib/compiler-8.5.5/doc/html/compile.html"><code·class="inline">compiler</code></a>)·will·now·warn·for·code·using·deprecated·callbacks.</p><p>The·only·callback·currenly·deprecated·is·<code·class="inline">format_status/2</code>·in·<a·href="gen_server.html#c:format_status/2"><code·class="inline">gen_server</code></a>,·<a·href="gen_event.html#c:format_status/2"><code·class="inline">gen_event</code></a>·and·<a·href="gen_server.html#c:format_status/2"><code·class="inline">gen_statem</code></a>.</p><p>You·can·use·<code·class="inline">nowarn_deprecated_callback</code>·to·silence·the·warning.</p><p>Own·Id:·OTP-19010·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8205"·title="">PR-8205</a></p></li><li><p>There·is·a·new·module·<a·href="json.html"><code·class="inline">json</code></a>·for·encoding·and·decoding·<a·href="https://en.wikipedia.org/wiki/JSON">JSON</a>.</p><p>Both·encoding·and·decoding·can·be·customized.·Decoding·can·be·done·in·a·SAX-like·fashion·and·handle·multiple·documents·and·streams·of·data.</p><p>Own·Id:·OTP-19020·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8111"·title="">PR-8111</a></p></li></ul><h2·id="stdlib-5-2-3-3"·class="section-heading"> |
| 282 | ··<a·href="#stdlib-5-2-3-3"·class="hover-link"> | 282 | ··<a·href="#stdlib-5-2-3-3"·class="hover-link"> |
| 283 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 283 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 284 | ··</a> | 284 | ··</a> |
| 285 | ··<span·class="text">STDLIB·5.2.3.3</span> | 285 | ··<span·class="text">STDLIB·5.2.3.3</span> |
| Offset 4611, 15 lines modified | Offset 4611, 15 lines modified | ||
| 4611 | ······<p·class="built-using"> | 4611 | ······<p·class="built-using"> |
| 4612 | ········Built·using | 4612 | ········Built·using |
| 4613 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 4613 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 4614 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 4614 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 4615 | ······</p> | 4615 | ······</p> |
| 4616 | <p>Copyright·©·1996-202 | 4616 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 4617 | ····</footer> | 4617 | ····</footer> |
| 4618 | ··</div> | 4618 | ··</div> |
| 4619 | </main> | 4619 | </main> |
| 4620 | </div> | 4620 | </div> |
| 4621 | <script> | 4621 | <script> |
| 4622 | ··function·mermaidLoaded()·{ | 4622 | ··function·mermaidLoaded()·{ |
| 4623 | ····mermaid.initialize({ | 4623 | ····mermaid.initialize({ |
| Offset 138, 21 lines modified | Offset 138, 21 lines modified | ||
| 138 | ··<a·href="#module-notes"·class="hover-link"> | 138 | ··<a·href="#module-notes"·class="hover-link"> |
| 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 140 | ··</a> | 140 | ··</a> |
| 141 | ··<span·class="text">Notes</span> | 141 | ··<span·class="text">Notes</span> |
| 142 | </h2> | 142 | </h2> |
| 143 | <p><a·href=""·id="notes"></a></p><p>Functions·<a·href="#append/3"><code·class="inline">append/3</code></a>·and·<a·href="#append_list/3"><code·class="inline">append_list/3</code></a>·are | 143 | <p><a·href=""·id="notes"></a></p><p>Functions·<a·href="#append/3"><code·class="inline">append/3</code></a>·and·<a·href="#append_list/3"><code·class="inline">append_list/3</code></a>·are |
| 144 | included·so·that·keyed·values·can·be·stored·in·a·list·<em>accumulator</em>,·for | 144 | included·so·that·keyed·values·can·be·stored·in·a·list·<em>accumulator</em>,·for |
| 145 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">D0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 145 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">D0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="4596566651-1">(</span><span·class="p"·data-group-id="4596566651-1">)</span><span·class="p">,</span><span·class="w"> |
| 146 | ··</span><span·class="n">D1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">store</span><span·class="p"·data-group-id=" | 146 | ··</span><span·class="n">D1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">store</span><span·class="p"·data-group-id="4596566651-2">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4596566651-3">[</span><span·class="p"·data-group-id="4596566651-3">]</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·63,·SHA:·6a9ed3de405d32a0269fc051fbabef8146aeb49402d913425c7e3f2aa75e0486·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 147 | ··</span><span·class="n">D2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 147 | ··</span><span·class="n">D2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="4596566651-4">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D1</span><span·class="p"·data-group-id="4596566651-4">)</span><span·class="p">,</span><span·class="w"> |
| 148 | ··</span><span·class="n">D3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 148 | ··</span><span·class="n">D3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="4596566651-5">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D2</span><span·class="p"·data-group-id="4596566651-5">)</span><span·class="p">,</span><span·class="w"> |
| 149 | ··</span><span·class="n">D4</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 149 | ··</span><span·class="n">D4</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="4596566651-6">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D3</span><span·class="p"·data-group-id="4596566651-6">)</span><span·class="p">,</span><span·class="w"> |
| 150 | ··</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id=" | 150 | ··</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id="4596566651-7">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D4</span><span·class="p"·data-group-id="4596566651-7">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="p"·data-group-id=" | 151 | </span><span·class="p"·data-group-id="4596566651-8">[</span><span·class="ss">f1</span><span·class="p">,</span><span·class="ss">f2</span><span·class="p">,</span><span·class="ss">f3</span><span·class="p"·data-group-id="4596566651-8">]</span></code></pre><p>This·saves·the·trouble·of·first·fetching·a·keyed·value,·appending·a·new·value·to |
| 152 | the·list·of·stored·values,·and·storing·the·result.</p><p>Function·<a·href="#fetch/2"><code·class="inline">fetch/2</code></a>·is·to·be·used·if·the·key·is·known·to·be·in·the | 152 | the·list·of·stored·values,·and·storing·the·result.</p><p>Function·<a·href="#fetch/2"><code·class="inline">fetch/2</code></a>·is·to·be·used·if·the·key·is·known·to·be·in·the |
| 153 | dictionary,·otherwise·function·<a·href="#find/2"><code·class="inline">find/2</code></a>.</p><h2·id="module-see-also"·class="section-heading"> | 153 | dictionary,·otherwise·function·<a·href="#find/2"><code·class="inline">find/2</code></a>.</p><h2·id="module-see-also"·class="section-heading"> |
| 154 | ··<a·href="#module-see-also"·class="hover-link"> | 154 | ··<a·href="#module-see-also"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">See·Also</span> | 157 | ··<span·class="text">See·Also</span> |
| 158 | </h2> | 158 | </h2> |
| Offset 527, 24 lines modified | Offset 527, 24 lines modified | ||
| 527 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append(Key,·Value,·Orddict1)·->·Orddict2 | 527 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append(Key,·Value,·Orddict1)·->·Orddict2 |
| 528 | ················when·Orddict1·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value),·Orddict2·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> | 528 | ················when·Orddict1·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value),·Orddict2·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> |
| 529 | ······</div> | 529 | ······</div> |
| 530 | <p>Appends·a·new·<code·class="inline">Value</code>·to·the·current·list·of·values·associated·with·<code·class="inline">Key</code>.·An | 530 | <p>Appends·a·new·<code·class="inline">Value</code>·to·the·current·list·of·values·associated·with·<code·class="inline">Key</code>.·An |
| 531 | exception·is·generated·if·the·initial·value·associated·with·<code·class="inline">Key</code>·is·not·a·list | 531 | exception·is·generated·if·the·initial·value·associated·with·<code·class="inline">Key</code>·is·not·a·list |
| 532 | of·values.</p><p>See·also·section·<a·href="orddict.html#module-notes">Notes</a>.</p><p><em>Example·1:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 532 | of·values.</p><p>See·also·section·<a·href="orddict.html#module-notes">Notes</a>.</p><p><em>Example·1:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="5797694235-1">(</span><span·class="p"·data-group-id="5797694235-2">[</span><span·class="p"·data-group-id="5797694235-3">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5797694235-4">[</span><s[·...·truncated·by·diffoscope;·len:·198,·SHA:·049ce1519734202f3dcee25c643ea028d00cc0228d98f68f651fa914909db762·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 533 | </span><span·class="p"·data-group-id=" | 533 | </span><span·class="p"·data-group-id="5797694235-5">[</span><span·class="p"·data-group-id="5797694235-6">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="5797694235-7">[</span><span·class="p"·data-group-id="5797694235-7">]</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·68,·SHA:·2d82edb028cfb1fc4222689fc5175244bd845d303bc0f1615ab8f3f31ac03de4·...·]-5">]</span><span·class="gp·unselectable"> |
| 534 | 2>·</span><span·class="n">OrdDict2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 534 | 2>·</span><span·class="n">OrdDict2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="5797694235-8">(</span><span·class="ss">x</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict1</span><span·class="p"·data-group-id="5797694235-8">)</span><span·class="p">.</span><span·class="w"> |
| 535 | </span><span·class="p"·data-group-id=" | 535 | </span><span·class="p"·data-group-id="5797694235-9">[</span><span·class="p"·data-group-id="5797694235-10">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="5797694235-11">[</span><span·class="mi">1</span><span·class="p"·data-group-id="5797694235-11">]</spa[·...·truncated·by·diffoscope;·len:·97,·SHA:·80e60e61f7d27e34efa0b8d8977c81bca8ca96fded87d39bce71626e3d6b3e12·...·]-9">]</span><span·class="gp·unselectable"> |
| 536 | 3>·</span><span·class="n">OrdDict3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 536 | 3>·</span><span·class="n">OrdDict3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="5797694235-12">(</span><span·class="ss">x</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict2</span><span·class="p"·data-group-id="5797694235-12">)</span><span·class="p">.</span><span·class="w"> |
| 537 | </span><span·class="p"·data-group-id=" | 537 | </span><span·class="p"·data-group-id="5797694235-13">[</span><span·class="p"·data-group-id="5797694235-14">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="5797694235-15">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><s[·...·truncated·by·diffoscope;·len:·147,·SHA:·cbfa5116e7e7ecfd9d81f5cc8f386f598fea042c0ebf48a40b05a851daa6d019·...·]-13">]</span><span·class="gp·unselectable"> |
| 538 | 4>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 538 | 4>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="5797694235-16">(</span><span·class="ss">y</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict3</span><span·class="p"·data-group-id="5797694235-16">)</span><span·class="p">.</span><span·class="w"> |
| 539 | </span><span·class="p"·data-group-id="8298563060-17">[</span><span·class="p"·data-group-id="8298563060-18">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="8298563060-19">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="8298563060-19">]</span><span·class="p"·data-group-id="8298563060-18">}</span><span·class="p">,</span><span·class="p"·data-group-id="8298563060-20">{</span><span·class="ss">y</span><span·class="p">,</span><span·class="p"·data-group-id="8298563060-21">[</span><span·class="mi">3</span><span·class="p"·data-group-id="8298563060-21">]</span><span·class="p"·data-group-id="8298563060-20">}</span><span·class="p"·data-group-id="8298563060-17">]</span></code></pre><p><em>Example·2:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="8854305523-1">(</span><span·class="p"·data-group-id="8854305523-2">[</span><span·class="p"·data-group-id="8854305523-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">no_list</span><span·class="p"·data-group-id="8854305523-3">}</span><span·class="p"·data-group-id="8854305523-2">]</span><span·class="p"·data-group-id="8854305523-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 540 | </span><span·class="p"·data-group-id=" | 539 | </span><span·class="p"·data-group-id="5797694235-17">[</span><span·class="p"·data-group-id="5797694235-18">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="5797694235-19">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><s[·...·truncated·by·diffoscope;·len:·1255,·SHA:·4fda303e96fc6a143ddd9e02ef7f6feea9fa3387f6cfee19da59d15fb2e8d045·...·]"> |
| 540 | </span><span·class="p"·data-group-id="9974182450-4">[</span><span·class="p"·data-group-id="9974182450-5">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">no_list</span><span·class="p"·data-group-id="9974182450-5">}</span><span·class="p"·data-group-id="9974182450-4">]</span><span·class="gp·unselectable"> | ||
| 541 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 541 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="9974182450-6">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict1</span><span·class="p"·data-group-id="9974182450-6">)</span><span·class="p">.</span><span·class="w"> |
| 542 | </span><span·class="gt">**·exception·error:·bad·argument | 542 | </span><span·class="gt">**·exception·error:·bad·argument |
| 543 | ·····in·operator··++/2 | 543 | ·····in·operator··++/2 |
| 544 | ········called·as·no_list·++·[1]</span></code></pre> | 544 | ········called·as·no_list·++·[1]</span></code></pre> |
| 545 | ··</section> | 545 | ··</section> |
| 546 | </section> | 546 | </section> |
| 547 | <section·class="detail"·id="append_list/3"> | 547 | <section·class="detail"·id="append_list/3"> |
| Offset 571, 20 lines modified | Offset 571, 20 lines modified | ||
| 571 | ·························Orddict1·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value), | 571 | ·························Orddict1·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value), |
| 572 | ·························Orddict2·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> | 572 | ·························Orddict2·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> |
| 573 | ······</div> | 573 | ······</div> |
| 574 | <p>Appends·a·list·of·values·<code·class="inline">ValList</code>·to·the·current·list·of·values·associated·with | 574 | <p>Appends·a·list·of·values·<code·class="inline">ValList</code>·to·the·current·list·of·values·associated·with |
| 575 | <code·class="inline">Key</code>.·An·exception·is·generated·if·the·initial·value·associated·with·<code·class="inline">Key</code>·is | 575 | <code·class="inline">Key</code>.·An·exception·is·generated·if·the·initial·value·associated·with·<code·class="inline">Key</code>·is |
| 576 | not·a·list·of·values.</p><p>See·also·section·<a·href="orddict.html#module-notes">Notes</a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 576 | not·a·list·of·values.</p><p>See·also·section·<a·href="orddict.html#module-notes">Notes</a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="8112024907-1">(</span><span·class="p"·data-group-id="8112024907-2">[</span><span·class="p"·data-group-id="8112024907-3">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8112024907-4">[</span><s[·...·truncated·by·diffoscope;·len:·198,·SHA:·77bd05e6b80e7427c9b7b988c7a9c4659cb57f09ec4ac8af729c89e2f93ac674·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 577 | </span><span·class="p"·data-group-id=" | 577 | </span><span·class="p"·data-group-id="8112024907-5">[</span><span·class="p"·data-group-id="8112024907-6">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="8112024907-7">[</span><span·class="p"·data-group-id="8112024907-7">]</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·68,·SHA:·fdde252ba3772ed65aa8921f4e8efa038f947bb6d8f9dba9cf8d2729d1115aac·...·]-5">]</span><span·class="gp·unselectable"> |
| 578 | 2>·</span><span·class="n">OrdDict2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append_list</span><span·class="p"·data-group-id=" | 578 | 2>·</span><span·class="n">OrdDict2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append_list</span><span·class="p"·data-group-id="8112024907-8">(</span><span·class="ss">x</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8112024907-9">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="811[·...·truncated·by·diffoscope;·len:·139,·SHA:·9d450e8e462aa5b530a931a937687385355b9f8ec13a532b41da1c13adb3142e·...·]-8">)</span><span·class="p">.</span><span·class="w"> |
| 579 | </span><span·class="p"·data-group-id=" | 579 | </span><span·class="p"·data-group-id="8112024907-10">[</span><span·class="p"·data-group-id="8112024907-11">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="8112024907-12">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><s[·...·truncated·by·diffoscope;·len:·147,·SHA:·ebe0f62970ded1363ce92a1f812ca7ac2f1e345493183c3175c625eb8916ab20·...·]-10">]</span><span·class="gp·unselectable"> |
| 580 | 3>·</span><span·class="n">OrdDict3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append_list</span><span·class="p"·data-group-id=" | 580 | 3>·</span><span·class="n">OrdDict3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append_list</span><span·class="p"·data-group-id="8112024907-13">(</span><span·class="ss">y</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8112024907-14">[</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="8[·...·truncated·by·diffoscope;·len:·142,·SHA:·a1748896cf29e96f252e0aca69d307040b6b89143273a12082bd5171b702a5db·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 581 | </span><span·class="p"·data-group-id=" | 581 | </span><span·class="p"·data-group-id="8112024907-15">[</span><span·class="p"·data-group-id="8112024907-16">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="8112024907-17">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><s[·...·truncated·by·diffoscope;·len:·510,·SHA:·c3689c6737a619ac4db243ef14587445033d257d24037993e3acf147e8270ae6·...·]-15">]</span></code></pre> |
| 582 | ··</section> | 582 | ··</section> |
| 583 | </section> | 583 | </section> |
| 584 | <section·class="detail"·id="erase/2"> | 584 | <section·class="detail"·id="erase/2"> |
| 585 | ··<div·class="detail-header"> | 585 | ··<div·class="detail-header"> |
| 586 | ····<a·href="#erase/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 586 | ····<a·href="#erase/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 587 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 587 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 603 | ······<div·class="specs"> | 603 | ······<div·class="specs"> |
| 604 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·erase(Key,·Orddict1)·->·Orddict2 | 604 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·erase(Key,·Orddict1)·->·Orddict2 |
| 605 | ···············when·Orddict1·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value),·Orddict2·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> | 605 | ···············when·Orddict1·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value),·Orddict2·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> |
| 606 | ······</div> | 606 | ······</div> |
| 607 | <p>Erases·all·items·with·a·specified·key·from·a·dictionary.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 607 | <p>Erases·all·items·with·a·specified·key·from·a·dictionary.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="6344061969-1">(</span><span·class="p"·data-group-id="6344061969-2">[</span><span·class="p"·data-group-id="6344061969-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·369,·SHA:·eac3419d39bc96a1b32e378f14bfa462c2998be13931f94864271330e9faa449·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 608 | </span><span·class="p"·data-group-id=" | 608 | </span><span·class="p"·data-group-id="6344061969-5">[</span><span·class="p"·data-group-id="6344061969-6">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="6344061969-6">}</span><span·class="p">,</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·191,·SHA:·c439503c6c060b91ae06a07ccf2d8029a4c59a6b2cd022500cdc8c41ab8c0aed·...·]-5">]</span><span·class="gp·unselectable"> |
| 609 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">erase</span><span·class="p"·data-group-id=" | 609 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">erase</span><span·class="p"·data-group-id="6344061969-8">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict1</span><span·class="p"·data-group-id="6344061969-8">)</span><span·class="p">.</span><span·class="w"> |
| 610 | </span><span·class="p"·data-group-id=" | 610 | </span><span·class="p"·data-group-id="6344061969-9">[</span><span·class="p"·data-group-id="6344061969-10">{</span><span·class="ss">b</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="6344061969-10">}</span><span·class="p"·data-group-id="6344061969-9">]</span></code></pre> |
| 611 | ··</section> | 611 | ··</section> |
| 612 | </section> | 612 | </section> |
| 613 | <section·class="detail"·id="fetch/2"> | 613 | <section·class="detail"·id="fetch/2"> |
| 614 | ··<div·class="detail-header"> | 614 | ··<div·class="detail-header"> |
| 615 | ····<a·href="#fetch/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 615 | ····<a·href="#fetch/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 616 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 616 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 634 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·fetch(Key,·Orddict)·->·Value·when·Orddict·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> | 634 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·fetch(Key,·Orddict)·->·Value·when·Orddict·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> |
| 635 | ······</div> | 635 | ······</div> |
| 636 | <p>Returns·the·value·associated·with·<code·class="inline">Key</code>·in·dictionary·<code·class="inline">Orddict</code>.·This·function | 636 | <p>Returns·the·value·associated·with·<code·class="inline">Key</code>·in·dictionary·<code·class="inline">Orddict</code>.·This·function |
| 637 | assumes·that·the·<code·class="inline">Key</code>·is·present·in·the·dictionary.·An·exception·is·generated | 637 | assumes·that·the·<code·class="inline">Key</code>·is·present·in·the·dictionary.·An·exception·is·generated |
| 638 | if·<code·class="inline">Key</code>·is·not·in·the·dictionary.</p><p>See·also·section·<a·href="orddict.html#module-notes">Notes</a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 638 | if·<code·class="inline">Key</code>·is·not·in·the·dictionary.</p><p>See·also·section·<a·href="orddict.html#module-notes">Notes</a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="3863000230-1">(</span><span·class="p"·data-group-id="3863000230-2">[</span><span·class="p"·data-group-id="3863000230-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·369,·SHA:·689a626678e4d7e30b9a6cc3cf4680d9fb715fe68597a0f191d4766affe1dfff·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 639 | </span><span·class="p"·data-group-id=" | 639 | </span><span·class="p"·data-group-id="3863000230-5">[</span><span·class="p"·data-group-id="3863000230-6">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="3863000230-6">}</span><span·class="p">,</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·191,·SHA:·bcdcb8951706a73a92dbbc9f083f7f4aade881cac7edeab0d586be4c202f8fb4·...·]-5">]</span><span·class="gp·unselectable"> |
| 640 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id=" | 640 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id="3863000230-8">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict1</span><span·class="p"·data-group-id="3863000230-8">)</span><span·class="p">.</span><span·class="w"> |
| 641 | </span><span·class="mi">1</span><span·class="gp·unselectable"> | 641 | </span><span·class="mi">1</span><span·class="gp·unselectable"> |
| 642 | 3>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id=" | 642 | 3>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id="3863000230-9">(</span><span·class="ss">missing</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict1</span><span·class="p"·data-group-id="3863000230-9">)</span><span·class="p">.</span><span·class="w"> |
| 643 | </span><span·class="gt">**·exception·error:·no·function·clause·matching·orddict:fetch(missing,[])</span></code></pre> | 643 | </span><span·class="gt">**·exception·error:·no·function·clause·matching·orddict:fetch(missing,[])</span></code></pre> |
| 644 | ··</section> | 644 | ··</section> |
| 645 | </section> | 645 | </section> |
| 646 | <section·class="detail"·id="fetch_keys/1"> | 646 | <section·class="detail"·id="fetch_keys/1"> |
| 647 | ··<div·class="detail-header"> | 647 | ··<div·class="detail-header"> |
| 648 | ····<a·href="#fetch_keys/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 648 | ····<a·href="#fetch_keys/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
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| 665 | ······<div·class="specs"> | 665 | ······<div·class="specs"> |
| 666 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·fetch_keys(Orddict)·->·Keys·when·Orddict·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()),·Keys·::·[Key].</pre> | 666 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·fetch_keys(Orddict)·->·Keys·when·Orddict·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()),·Keys·::·[Key].</pre> |
| 667 | ······</div> | 667 | ······</div> |
| 668 | <p>Returns·a·list·of·all·keys·in·a·dictionary.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 668 | <p>Returns·a·list·of·all·keys·in·a·dictionary.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="6760703470-1">(</span><span·class="p"·data-group-id="6760703470-2">[</span><span·class="p"·data-group-id="6760703470-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·369,·SHA:·1241ce4764aeee0ce5836e81d177ba09c66f33f6eadbfcce69938e08982b7f42·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 669 | </span><span·class="p"·data-group-id=" | 669 | </span><span·class="p"·data-group-id="6760703470-5">[</span><span·class="p"·data-group-id="6760703470-6">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="6760703470-6">}</span><span·class="p">,</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·191,·SHA:·dd2f8cb9cbf7ce06a07af76d44b4e107c66939eb623298bb096a419a513828c8·...·]-5">]</span><span·class="gp·unselectable"> |
| 670 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch_keys</span><span·class="p"·data-group-id=" | 670 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch_keys</span><span·class="p"·data-group-id="6760703470-8">(</span><span·class="n">OrdDict1</span><span·class="p"·data-group-id="6760703470-8">)</span><span·class="p">.</span><span·class="w"> |
| 671 | </span><span·class="p"·data-group-id=" | 671 | </span><span·class="p"·data-group-id="6760703470-9">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="6760703470-9">]</span></code></pre> |
| 672 | ··</section> | 672 | ··</section> |
| 673 | </section> | 673 | </section> |
| 674 | <section·class="detail"·id="filter/2"> | 674 | <section·class="detail"·id="filter/2"> |
| 675 | ··<div·class="detail-header"> | 675 | ··<div·class="detail-header"> |
| 676 | ····<a·href="#filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 676 | ····<a·href="#filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 677 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 677 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 1044 | ······<p·class="built-using"> | 1044 | ······<p·class="built-using"> |
| 1045 | ········Built·using | 1045 | ········Built·using |
| 1046 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1046 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1047 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1047 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1048 | ······</p> | 1048 | ······</p> |
| 1049 | <p>Copyright·©·1996-202 | 1049 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1050 | ····</footer> | 1050 | ····</footer> |
| 1051 | ··</div> | 1051 | ··</div> |
| 1052 | </main> | 1052 | </main> |
| 1053 | </div> | 1053 | </div> |
| 1054 | <script> | 1054 | <script> |
| 1055 | ··function·mermaidLoaded()·{ | 1055 | ··function·mermaidLoaded()·{ |
| 1056 | ····mermaid.initialize({ | 1056 | ····mermaid.initialize({ |
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| 157 | employs·a·number·of·techniques·to·speed·up·testing·and·reliably·shut·down·peer | 157 | employs·a·number·of·techniques·to·speed·up·testing·and·reliably·shut·down·peer |
| 158 | nodes:</p><ul><li>peers·start·linked·to·test·runner·process.·If·the·test·case·fails,·the·peer | 158 | nodes:</p><ul><li>peers·start·linked·to·test·runner·process.·If·the·test·case·fails,·the·peer |
| 159 | node·is·stopped·automatically,·leaving·no·rogue·nodes·running·in·the | 159 | node·is·stopped·automatically,·leaving·no·rogue·nodes·running·in·the |
| 160 | background</li><li>arguments·used·to·start·the·peer·are·saved·in·the·control·process·state·for | 160 | background</li><li>arguments·used·to·start·the·peer·are·saved·in·the·control·process·state·for |
| 161 | manual·analysis.·If·the·test·case·fails,·the·CRASH·REPORT·contains·these | 161 | manual·analysis.·If·the·test·case·fails,·the·CRASH·REPORT·contains·these |
| 162 | arguments</li><li>multiple·test·cases·can·run·concurrently·speeding·up·overall·testing·process, | 162 | arguments</li><li>multiple·test·cases·can·run·concurrently·speeding·up·overall·testing·process, |
| 163 | peer·node·names·are·unique·even·when·there·are·multiple·instances·of·the·same | 163 | peer·node·names·are·unique·even·when·there·are·multiple·instances·of·the·same |
| 164 | test·suite·running·in·parallel</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 164 | test·suite·running·in·parallel</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7661791245-1">(</span><span·class="ss">my_SUITE</span><span·class="p"·data-group-id="7661791245-1">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 165 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="7661791245-2">(</span><span·class="ss">ct_suite</span><span·class="p"·data-group-id="7661791245-2">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 166 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7661791245-3">(</span><span·class="p"·data-group-id="7661791245-4">[</span><span·class="ss">all</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">groups</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·320756de82c945e436b596cd42ef428f8d0965a78308853b67bb945a48667084·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 167 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7661791245-5">(</span><span·class="p"·data-group-id="7661791245-6">[</span><span·class="ss">basic</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">args</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·506,·SHA:·0eb99eff140f68e0e2b7218081c223c1aba18467fc4bb9baa6d7ad8223174f51·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 168 | </span><span·class="w"> | 168 | </span><span·class="w"> |
| 169 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 169 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="7661791245-7">(</span><span·class="s">"common_test/include/ct.hrl"</span><span·class="p"·data-group-id="7661791245-7">)</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="nf">groups</span><span·class="p"·data-group-id=" | 170 | </span><span·class="nf">groups</span><span·class="p"·data-group-id="7661791245-8">(</span><span·class="p"·data-group-id="7661791245-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 171 | ····</span><span·class="p"·data-group-id=" | 171 | ····</span><span·class="p"·data-group-id="7661791245-9">[</span><span·class="p"·data-group-id="7661791245-10">{</span><span·class="ss">quick</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7661791245-11">[</span><span·class="ss">parallel</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·cd24bcf88aadba4174733dc12f84a401371555a0af240ca301a0cd0b80687eff·...·]-11">]</span><span·class="p">,</span><span·class="w"> |
| 172 | ········</span><span·class="p"·data-group-id=" | 172 | ········</span><span·class="p"·data-group-id="7661791245-12">[</span><span·class="ss">basic</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">args</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">named</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·264,·SHA:·f862960be52bb9b1c8f43750945b230fbcc56f2bf9af6b9e6ab387ee864b1253·...·]-9">]</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">all</span><span·class="p"·data-group-id="7661791245-13">(</span><span·class="p"·data-group-id="7661791245-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ····</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="p"·data-group-id="7661791245-14">[</span><span·class="p"·data-group-id="7661791245-15">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">quick</span><span·class="p"·data-group-id="7661791245-15">}</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·9befa2edc65ca4ad119519e3f48f788ac082171032e284c7d34a0d49b1824640·...·]-14">]</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="nf">basic</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nf">basic</span><span·class="p"·data-group-id="7661791245-16">(</span><span·class="n">Config</span><span·class="p"·data-group-id="7661791245-16">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id="7661791245-17[·...·truncated·by·diffoscope;·len:·80,·SHA:·22e4a66aa6393759e977b11b0cc53124a0f52d8ca0f493e239544c556c628dc6·...·]-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ····</span><span·class="p"·data-group-id=" | 176 | ····</span><span·class="p"·data-group-id="7661791245-18">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Node</span><span·class="p"·data-group-id="76[·...·truncated·by·diffoscope;·len:·242,·SHA:·4920ba6dc75716e9a04c38fed3257b8a52d727bbf1ac11ae641e613e408c439b·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 177 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="7661791245-20">(</span><span·class="n">Peer</span><span·class="p"·data-group-id="7661791245-20">)</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="nf">args</span><span·class="p"·data-group-id=" | 178 | </span><span·class="nf">args</span><span·class="p"·data-group-id="7661791245-21">(</span><span·class="n">Config</span><span·class="p"·data-group-id="7661791245-21">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id="7661791245-22[·...·truncated·by·diffoscope;·len:·80,·SHA:·22e4a66aa6393759e977b11b0cc53124a0f52d8ca0f493e239544c556c628dc6·...·]-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ····</span><span·class="c1">%%·specify·additional·arguments·to·the·new·node</span><span·class="w"> | 179 | ····</span><span·class="c1">%%·specify·additional·arguments·to·the·new·node</span><span·class="w"> |
| 180 | ····</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="p"·data-group-id="7661791245-23">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Node</span><span·class="p"·data-group-id="76[·...·truncated·by·diffoscope;·len:·482,·SHA:·e3831a5336b245e2431c9b79d6b0abdba1caccf6a16b4208933a3afaa39c2bff·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 181 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 181 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="7661791245-26">(</span><span·class="n">Peer</span><span·class="p"·data-group-id="7661791245-26">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="nf">named</span><span·class="p"·data-group-id=" | 182 | </span><span·class="nf">named</span><span·class="p"·data-group-id="7661791245-27">(</span><span·class="n">Config</span><span·class="p"·data-group-id="7661791245-27">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id="7661791245-28[·...·truncated·by·diffoscope;·len:·80,·SHA:·22e4a66aa6393759e977b11b0cc53124a0f52d8ca0f493e239544c556c628dc6·...·]-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ····</span><span·class="c1">%%·pass·test·case·name·down·to·function·starting·nodes</span><span·class="w"> | 183 | ····</span><span·class="c1">%%·pass·test·case·name·down·to·function·starting·nodes</span><span·class="w"> |
| 184 | ····</span><span·class="n">Peer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_node_impl</span><span·class="p"·data-group-id=" | 184 | ····</span><span·class="n">Peer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_node_impl</span><span·class="p"·data-group-id="7661791245-29">(</span><span·class="ss">named_test</span><span·class="p"·data-group-id="7661791245-29">)</span><span·class="p">,</span><span·class="w"> |
| 185 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 185 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="7661791245-30">(</span><span·class="n">Peer</span><span·class="p"·data-group-id="7661791245-30">)</span><span·class="p">.</span><span·class="w"> |
| 186 | </span><span·class="nf">start_node_impl</span><span·class="p"·data-group-id=" | 186 | </span><span·class="nf">start_node_impl</span><span·class="p"·data-group-id="7661791245-31">(</span><span·class="n">ActualTestCase</span><span·class="p"·data-group-id="7661791245-31">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 187 | ····</span><span·class="p"·data-group-id=" | 187 | ····</span><span·class="p"·data-group-id="7661791245-32">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="7661791245-32">}</span><sp[·...·truncated·by·diffoscope;·len:·635,·SHA:·3139115f4d90a925ff2bc9b80da83743423264aa84d39db3ea5bb24a2fcf626a·...·]-33">)</span><span·class="p">,</span><span·class="w"> |
| 188 | ····</span><span·class="c1">%%·extra·setup·needed·for·multiple·test·cases</span><span·class="w"> | 188 | ····</span><span·class="c1">%%·extra·setup·needed·for·multiple·test·cases</span><span·class="w"> |
| 189 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rpc</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 189 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rpc</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="7661791245-36">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">set_env</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·335,·SHA:·8194f463b60d37b6576acfa99aa457f42d6a54f50fb9d5dfc84c5548d2355cf3·...·]-36">)</span><span·class="p">,</span><span·class="w"> |
| 190 | ····</span><span·class="n">Peer</span><span·class="p">.</span><span·class="w"> | 190 | ····</span><span·class="n">Peer</span><span·class="p">.</span><span·class="w"> |
| 191 | </span><span·class="nf">restart_node</span><span·class="p"·data-group-id=" | 191 | </span><span·class="nf">restart_node</span><span·class="p"·data-group-id="7661791245-38">(</span><span·class="n">Config</span><span·class="p"·data-group-id="7661791245-38">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id="7661791245-39[·...·truncated·by·diffoscope;·len:·80,·SHA:·22e4a66aa6393759e977b11b0cc53124a0f52d8ca0f493e239544c556c628dc6·...·]-39">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 192 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">CT_PEER_NAME</span><span·class="p"·data-group-id=" | 192 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">CT_PEER_NAME</span><span·class="p"·data-group-id="7661791245-40">(</span><span·class="p"·data-group-id="7661791245-40">)</span><span·class="p">,</span><span·class="w"> |
| 193 | ····</span><span·class="p"·data-group-id=" | 193 | ····</span><span·class="p"·data-group-id="7661791245-41">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="7661791245-41">}</span><sp[·...·truncated·by·diffoscope;·len:·458,·SHA:·9d98919dd996d80e0109fdf4d1ad7dbd19461e0d7c40e287d52326452ecc8f0d·...·]-42">)</span><span·class="p">,</span><span·class="w"> |
| 194 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 194 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="7661791245-44">(</span><span·class="n">Peer</span><span·class="p"·data-group-id="7661791245-44">)</span><span·class="p">,</span><span·class="w"> |
| 195 | ····</span><span·class="c1">%%·restart·the·node·with·the·same·name·as·before</span><span·class="w"> | 195 | ····</span><span·class="c1">%%·restart·the·node·with·the·same·name·as·before</span><span·class="w"> |
| 196 | ····</span><span·class="p"·data-group-id=" | 196 | ····</span><span·class="p"·data-group-id="7661791245-45">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="7661791245-45">}</span><s[·...·truncated·by·diffoscope;·len:·758,·SHA:·42368cd29758b2d56c2f4793ee16e1bfa02b929bace707f6e20e4959c9f94cb8·...·]-46">)</span><span·class="p">,</span><span·class="w"> |
| 197 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 197 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="7661791245-49">(</span><span·class="n">Peer2</span><span·class="p"·data-group-id="7661791245-49">)</span><span·class="p">.</span></code></pre><p>The·next·example·demonstrates·how·to·start·multiple·nodes·concurrently:</p><pre><code·class="makeup·erlang"·tra[·...·truncated·by·diffoscope;·len:·410,·SHA:·7b8ea514cc6929e196b3155c7b4c4bc79c60733a2f76854e975750b0bb123179·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 198 | ····</span><span·class="n">Peers</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 198 | ····</span><span·class="n">Peers</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3207188193-3">[</span><span·class="o">?</span><span·class="n">CT_PEER</span><span·class="p"·data-group-id="3207188193-4">(</span><span·class="p"·data-group-id="3207188193-5">#{</span><span·class="ss">wait_boot</span><span·class="w">·</span><span·class="p">[·...·truncated·by·diffoscope;·len:·445,·SHA:·ab98b951454117e9fa59361a713e279d8c7884c2f1a5ad738924061e4c386cda·...·]-4">)</span><span·class="w"> |
| 199 | ········</span><span·class="p">||</span><span·class="w">·</span><span·class="p">_</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 199 | ········</span><span·class="p">||</span><span·class="w">·</span><span·class="p">_</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="3207188193-8">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="p"·data-group-id="3207188193-8">)</span><span·class="p"·data-group-id="3207188193-3">]</span><span·class="p">,</span><span·class="w"> |
| 200 | ····</span><span·class="c1">%%·wait·for·all·nodes·to·complete·boot·process,·get·their·names:</span><span·class="w"> | 200 | ····</span><span·class="c1">%%·wait·for·all·nodes·to·complete·boot·process,·get·their·names:</span><span·class="w"> |
| 201 | ····</span><span·class="p">_</span><span·class="n">Nodes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="p">_</span><span·class="n">Nodes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3207188193-9">[</span><span·class="k">receive</span><span·class="w">·</span><span·class="p"·data-group-id="3207188193-10">{</span><span·class="ss">tag</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3207188193-11">{</sp[·...·truncated·by·diffoscope;·len:·279,·SHA:·19764dfc8df105ff8a2b1e833330bcc17984a916d2af39af4309793be5b3f495·...·]-10">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Node</span><span·class="w">·</span><span·class="k">end</span><span·class="w"> |
| 202 | ········</span><span·class="p">||</span><span·class="w">·</span><span·class="p"·data-group-id=" | 202 | ········</span><span·class="p">||</span><span·class="w">·</span><span·class="p"·data-group-id="3207188193-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer</span><span·class="p"·data-group-id="3207188193-12">}</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·67,·SHA:·77af635b11b493bb702f423d0fd21068f5b7a3848f279194fb9041710956e406·...·]-9">]</span><span·class="p">,</span><span·class="w"> |
| 203 | ····</span><span·class="p"·data-group-id=" | 203 | ····</span><span·class="p"·data-group-id="3207188193-13">[</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="3207188193-14">(</span><span·class="n">Peer</span><span·class="p"·data-group-id="3207188193-14">)</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·409,·SHA:·ea130a0ecf2be07e82ff1c2c0e6e6085acd341a72e4ab2808c70be68bcd0ad29·...·]-13">]</span><span·class="p">.</span></code></pre><p>Start·a·peer·on·a·different·host.·Requires·<code·class="inline">ssh</code>·key-based·authentication·set |
| 204 | up,·allowing·"another_host"·connection·without·password·prompt.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Ssh</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">find_executable</span><span·class="p"·data-group-id=" | 204 | up,·allowing·"another_host"·connection·without·password·prompt.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Ssh</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">find_executable</span><span·class="p"·data-group-id="3683887927-1">(</span><span·class="s">"ssh"</span><span·class="p"·data-group-id="3683887927-1">)</span><span·class="p">,</span><span·class="w"> |
| 205 | </span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 205 | </span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="3683887927-2">(</span><span·class="p"·data-group-id="3683887927-3">#{</span><span·class="ss">exec</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3683887927-4">{</span><span·class="n">Ssh</sp[·...·truncated·by·diffoscope;·len:·331,·SHA:·e1c5703bec66f6ceb84041cb62e5c0c9343609b6ac282ae16516cb3aa2063701·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 206 | ····</span><span·class="ss">connection</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">standard_io</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="ss">connection</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">standard_io</span><span·class="p"·data-group-id="3683887927-3">}</span><span·class="p"·data-group-id="3683887927-2">)</span><span·class="p">,</span></code></pre><p>The·following·Common·Test·case·demonstrates·Docker·integration,·starting·two |
| 207 | containers·with·hostnames·"one"·and·"two".·In·this·example·Erlang·nodes·running | 207 | containers·with·hostnames·"one"·and·"two".·In·this·example·Erlang·nodes·running |
| 208 | inside·containers·form·an·Erlang·cluster.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">docker</span><span·class="p"·data-group-id=" | 208 | inside·containers·form·an·Erlang·cluster.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">docker</span><span·class="p"·data-group-id="0853503444-1">(</span><span·class="n">Config</span><span·class="p"·data-group-id="0853503444-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id="0853503444-2">([·...·truncated·by·diffoscope;·len:·77,·SHA:·da932267068e637056e8a06e4f48250a350b4aa7af9e3c7a536c942772d1dfe8·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | ····</span><span·class="n">Docker</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">find_executable</span><span·class="p"·data-group-id=" | 209 | ····</span><span·class="n">Docker</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">find_executable</span><span·class="p"·data-group-id="0853503444-3">(</span><span·class="s">"docker"</span><span·class="p"·data-group-id="0853503444-3">)</span><span·class="p">,</span><span·class="w"> |
| 210 | ····</span><span·class="n">PrivDir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 210 | ····</span><span·class="n">PrivDir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="0853503444-4">(</span><span·class="ss">priv_dir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="0853503444-4">)</span><span·class="p">,</span><span·class="w"> |
| 211 | ····</span><span·class="nf">build_release</span><span·class="p"·data-group-id=" | 211 | ····</span><span·class="nf">build_release</span><span·class="p"·data-group-id="0853503444-5">(</span><span·class="n">PrivDir</span><span·class="p"·data-group-id="0853503444-5">)</span><span·class="p">,</span><span·class="w"> |
| 212 | ····</span><span·class="nf">build_image</span><span·class="p"·data-group-id=" | 212 | ····</span><span·class="nf">build_image</span><span·class="p"·data-group-id="0853503444-6">(</span><span·class="n">PrivDir</span><span·class="p"·data-group-id="0853503444-6">)</span><span·class="p">,</span><span·class="w"> |
| 213 | ····</span><span·class="c1">%%·start·two·Docker·containers</span><span·class="w"> | 213 | ····</span><span·class="c1">%%·start·two·Docker·containers</span><span·class="w"> |
| 214 | ····</span><span·class="p"·data-group-id=" | 214 | ····</span><span·class="p"·data-group-id="0853503444-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="0853503444-7">}</span><span[·...·truncated·by·diffoscope;·len:·247,·SHA:·632cd481e6a2b6656a6ac2961ec50af1227d88a0791d85af0ded84e3060408fa·...·]-9">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">lambda</span><span·class="p">,</span><span·class="w"> |
| 215 | ········</span><span·class="ss">connection</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">standard_io</span><span·class="p">,</span><span·class="w"> | 215 | ········</span><span·class="ss">connection</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">standard_io</span><span·class="p">,</span><span·class="w"> |
| 216 | ········</span><span·class="ss">exec</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 216 | ········</span><span·class="ss">exec</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0853503444-10">{</span><span·class="n">Docker</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0853503444-11">[</span><span·class="s">"run"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">[·...·truncated·by·diffoscope;·len:·483,·SHA:·8517125811686ac9e88f3ce856983f0f49da9eeccde06e17b200176c69c1ec7a·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 217 | ····</span><span·class="p"·data-group-id=" | 217 | ····</span><span·class="p"·data-group-id="0853503444-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node2</span><span·class="p"·data-group-id="0853503444-12">}</span><[·...·truncated·by·diffoscope;·len:·252,·SHA:·885f82aede529ae39f7bacf5a47772ea9b1680092419605c0ac2acb1aa077153·...·]-14">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">lambda</span><span·class="p">,</span><span·class="w"> |
| 218 | ········</span><span·class="ss">connection</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">standard_io</span><span·class="p">,</span><span·class="w"> | 218 | ········</span><span·class="ss">connection</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">standard_io</span><span·class="p">,</span><span·class="w"> |
| 219 | ········</span><span·class="ss">exec</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 219 | ········</span><span·class="ss">exec</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0853503444-15">{</span><span·class="n">Docker</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0853503444-16">[</span><span·class="s">"run"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">[·...·truncated·by·diffoscope;·len:·484,·SHA:·25666697edfc9262e99231e4a115a1c7b8799c6b0f76cecb2e96ee8de7477e5f·...·]-13">)</span><span·class="p">,</span><span·class="w"> |
| 220 | ····</span><span·class="c1">%%·find·IP·address·of·the·second·node·using·alternative·connection·RPC</span><span·class="w"> | 220 | ····</span><span·class="c1">%%·find·IP·address·of·the·second·node·using·alternative·connection·RPC</span><span·class="w"> |
| 221 | ····</span><span·class="p"·data-group-id=" | 221 | ····</span><span·class="p"·data-group-id="0853503444-17">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ips</span><span·class="p"·data-group-id="0853503444-17">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·510,·SHA:·400ed9c7ee988e34ad1d11f7b254c4403c5b28c2f1446269f82fa010df1b5370·...·]-18">)</span><span·class="p">,</span><span·class="w"> |
| 222 | ····</span><span·class="p"·data-group-id=" | 222 | ····</span><span·class="p"·data-group-id="0853503444-20">{</span><span·class="s">"eth0"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Eth0</span><span·class="p"·data-group-id="0853503444-20">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·[·...·truncated·by·diffoscope;·len:·372,·SHA:·91afeae192f7ba2905e7134e166cd0e6b9d4b7530548ea5312b15a94ca27bd7a·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 223 | ····</span><span·class="p"·data-group-id=" | 223 | ····</span><span·class="p"·data-group-id="0853503444-22">{</span><span·class="ss">addr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ip</span><span·class="p"·data-group-id="0853503444-22">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·349,·SHA:·adf19da0f5b8c2e041e573df28116c2656965754cd619591524348815afc97b5·...·]-23">)</span><span·class="p">,</span><span·class="w"> |
| 224 | ····</span><span·class="c1">%%·make·first·node·to·discover·second·one</span><span·class="w"> | 224 | ····</span><span·class="c1">%%·make·first·node·to·discover·second·one</span><span·class="w"> |
| 225 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 225 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="0853503444-24">(</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">inet_db</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">set_lookup</span><span·class="p">,</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·288,·SHA:·a7c8fa1b996718e6486c8859f48945f3208f6a5934dcd1e2a2edad7bee081603·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 226 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 226 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="0853503444-27">(</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">inet_db</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">add_host</span><span·class="p">,</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·369,·SHA:·8d80da19ade2b1f5d4584d41c17c62d2a612a928bec280c7b35fdfc94c703f5f·...·]-27">)</span><span·class="p">,</span><span·class="w"> |
| 227 | ····</span><span·class="c1">%%·join·a·cluster</span><span·class="w"> | 227 | ····</span><span·class="c1">%%·join·a·cluster</span><span·class="w"> |
| 228 | ····</span><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 228 | ····</span><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="0853503444-30">(</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">net_kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">connect_node</span><span·class="p">,</span><span·class="w">[·...·truncated·by·diffoscope;·len:·185,·SHA:·a9d8142be01d16ab0fce6615dbca6786629944873fad704a3f59b905d0db952b·...·]-30">)</span><span·class="p">,</span><span·class="w"> |
| 229 | ····</span><span·class="c1">%%·verify·that·second·peer·node·has·only·the·first·node·visible</span><span·class="w"> | 229 | ····</span><span·class="c1">%%·verify·that·second·peer·node·has·only·the·first·node·visible</span><span·class="w"> |
| 230 | ····</span><span·class="p"·data-group-id=" | 230 | ····</span><span·class="p"·data-group-id="0853503444-32">[</span><span·class="n">Node</span><span·class="p"·data-group-id="0853503444-32">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span>[·...·truncated·by·diffoscope;·len:·434,·SHA:·b521801636e250a1f26e79e6aae53332e07af21c5e84d30a7e7a1312c05330d0·...·]-33">)</span><span·class="p">,</span><span·class="w"> |
| 231 | ····</span><span·class="c1">%%·stop·peers,·causing·containers·to·also·stop</span><span·class="w"> | 231 | ····</span><span·class="c1">%%·stop·peers,·causing·containers·to·also·stop</span><span·class="w"> |
| 232 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="0853503444-35">(</span><span·class="n">Peer2</span><span·class="p"·data-group-id="0853503444-35">)</span><span·class="p">,</span><span·class="w"> |
| 233 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 233 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="0853503444-36">(</span><span·class="n">Peer</span><span·class="p"·data-group-id="0853503444-36">)</span><span·class="p">.</span><span·class="w"> |
| 234 | </span><span·class="nf">build_release</span><span·class="p"·data-group-id=" | 234 | </span><span·class="nf">build_release</span><span·class="p"·data-group-id="0853503444-37">(</span><span·class="n">Dir</span><span·class="p"·data-group-id="0853503444-37">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 235 | ····</span><span·class="c1">%%·load·sasl.app·file,·otherwise·application:get_key·will·fail</span><span·class="w"> | 235 | ····</span><span·class="c1">%%·load·sasl.app·file,·otherwise·application:get_key·will·fail</span><span·class="w"> |
| 236 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">load</span><span·class="p"·data-group-id=" | 236 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">load</span><span·class="p"·data-group-id="0853503444-38">(</span><span·class="ss">sasl</span><span·class="p"·data-group-id="0853503444-38">)</span><span·class="p">,</span><span·class="w"> |
| 237 | ····</span><span·class="c1">%%·create·*.rel·-·release·file</span><span·class="w"> | 237 | ····</span><span·class="c1">%%·create·*.rel·-·release·file</span><span·class="w"> |
| 238 | ····</span><span·class="n">RelFile</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 238 | ····</span><span·class="n">RelFile</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="0853503444-39">(</span><span·class="n">Dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"lambda.rel"</span><span·class="p"·data-group-id="0853503444-39">)</span><span·class="p">,</span><span·class="w"> |
| 239 | ····</span><span·class="n">Release</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 239 | ····</span><span·class="n">Release</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0853503444-40">{</span><span·class="ss">release</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0853503444-41">{</span><span·class="s">"lambda"</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·70,·SHA:·440107de3eb4bbba5e36bd5eae0a33764a6d11edfe0581af39951797252a4ad4·...·]-41">}</span><span·class="p">,</span><span·class="w"> |
| 240 | ········</span><span·class="p"·data-group-id=" | 240 | ········</span><span·class="p"·data-group-id="0853503444-42">{</span><span·class="ss">erts</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="0853503444-43">(</span><span·class="s[·...·truncated·by·diffoscope;·len:·112,·SHA:·7593bdd1eb5504d546fb5449d1e29da85488943d820b706ca87309c59645de99·...·]-42">}</span><span·class="p">,</span><span·class="w"> |
| 241 | ········</span><span·class="p"·data-group-id=" | 241 | ········</span><span·class="p"·data-group-id="0853503444-44">[</span><span·class="p"·data-group-id="0853503444-45">{</span><span·class="n">App</span><span·class="p">,</span><span·class="w">·</span><span·class="k">begin</span><span·class="w">·</span><span·class="p"·data-group-id="0853503444-46">{</span[·...·truncated·by·diffoscope;·len:·691,·SHA:·d32cfdd56892dfd9973fda974304d7bec77ce28e4724d2504152470768d02afb·...·]-45">}</span><span·class="w"> |
| 242 | ············</span><span·class="p">||</span><span·class="w">·</span><span·class="n">App</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id=" | 242 | ············</span><span·class="p">||</span><span·class="w">·</span><span·class="n">App</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id="0853503444-48">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">sasl</span><span·class="p"·data-group-id="0853503444-48">]</[·...·truncated·by·diffoscope;·len:·100,·SHA:·bac2060b387f7c39f6ff3624250d701a97b26eb739b864d8187f65d7d451884b·...·]-40">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id=" | 243 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id="0853503444-49">(</span><span·class="n">RelFile</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="0853503444-50">(</span><span·class="nc">lists</span><span·class="p">:</span><span·clas[·...·truncated·by·diffoscope;·len:·62,·SHA:·a8473080bdf77d4372b7799c8ea9c7d6785028f1e5cfb50a71d8a45f49accd4b·...·]-51">(</span><span·class="w"> |
| 244 | ········</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 244 | ········</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0853503444-52">(</span><span·class="s">"~tp."</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0853503444-53">[</span><span·class="n">Release</span><span·class="p"·data-group-id="0853503444-53">]</span><span·cl[·...·truncated·by·diffoscope;·len:·195,·SHA:·ccc8977922342e842251c735da11a83610be8b9bf053f2aa0cfd4e4f3b60181c·...·]-49">)</span><span·class="p">,</span><span·class="w"> |
| 245 | ····</span><span·class="n">RelFileNoExt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 245 | ····</span><span·class="n">RelFileNoExt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="0853503444-54">(</span><span·class="n">Dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"lambda"</span><span·class="p"·data-group-id="0853503444-54">)</span><span·class="p">,</span><span·class="w"> |
| 246 | ····</span><span·class="c1">%%·create·boot·script</span><span·class="w"> | 246 | ····</span><span·class="c1">%%·create·boot·script</span><span·class="w"> |
| 247 | ····</span><span·class="p"·data-group-id=" | 247 | ····</span><span·class="p"·data-group-id="0853503444-55">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">systools_make</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0853503444-56">[</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·292,·SHA:·a18ddd15b93d18d8e4efa40d1ab076b50aa9be61e4fd613c308f200e04ddfbb0·...·]-57">(</span><span·class="n">RelFileNoExt</span><span·class="p">,</span><span·class="w"> |
| 248 | ········</span><span·class="p"·data-group-id=" | 248 | ········</span><span·class="p"·data-group-id="0853503444-58">[</span><span·class="ss">silent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0853503444-59">{</span><span·class="ss">outdir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dir</sp[·...·truncated·by·diffoscope;·len:·152,·SHA:·d94069806f8200be006df14f963e43410bd9188e4cd8fbfa02dedfc7282afd87·...·]-57">)</span><span·class="p">,</span><span·class="w"> |
| 249 | ····</span><span·class="c1">%%·package·release·into·*.tar.gz</span><span·class="w"> | 249 | ····</span><span·class="c1">%%·package·release·into·*.tar.gz</span><span·class="w"> |
| 250 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">systools</span><span·class="p">:</span><span·class="nf">make_tar</span><span·class="p"·data-group-id=" | 250 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">systools</span><span·class="p">:</span><span·class="nf">make_tar</span><span·class="p"·data-group-id="0853503444-60">(</span><span·class="n">RelFileNoExt</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0853503444-61">[</span><span·class="p"·data-group-id="0853503444-62">{</span><span·class="ss">erts</span><span·class="p[·...·truncated·by·diffoscope;·len:·375,·SHA:·284dd0b6b3095847dd49e7b90b57a89ec73cfe77c816e93175d0132943bff85f·...·]-60">)</span><span·class="p">.</span><span·class="w"> |
| 251 | </span><span·class="nf">build_image</span><span·class="p"·data-group-id=" | 251 | </span><span·class="nf">build_image</span><span·class="p"·data-group-id="0853503444-64">(</span><span·class="n">Dir</span><span·class="p"·data-group-id="0853503444-64">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 252 | ····</span><span·class="c1">%%·Create·Dockerfile·example,·working·only·for·Ubuntu·20.04</span><span·class="w"> | 252 | ····</span><span·class="c1">%%·Create·Dockerfile·example,·working·only·for·Ubuntu·20.04</span><span·class="w"> |
| 253 | ····</span><span·class="c1">%%·Expose·port·4445,·and·make·Erlang·distribution·to·listen</span><span·class="w"> | 253 | ····</span><span·class="c1">%%·Expose·port·4445,·and·make·Erlang·distribution·to·listen</span><span·class="w"> |
| 254 | ····</span><span·class="c1">%%··on·this·port,·and·connect·to·it·without·EPMD</span><span·class="w"> | 254 | ····</span><span·class="c1">%%··on·this·port,·and·connect·to·it·without·EPMD</span><span·class="w"> |
| 255 | ····</span><span·class="c1">%%·Set·cookie·on·both·nodes·to·be·the·same.</span><span·class="w"> | 255 | ····</span><span·class="c1">%%·Set·cookie·on·both·nodes·to·be·the·same.</span><span·class="w"> |
| 256 | ····</span><span·class="n">BuildScript</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 256 | ····</span><span·class="n">BuildScript</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="0853503444-65">(</span><span·class="n">Dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Dockerfile"</span><span·class="p"·data-group-id="0853503444-65">)</span><span·class="p">,</span><span·class="w"> |
| 257 | ····</span><span·class="n">Dockerfile</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 257 | ····</span><span·class="n">Dockerfile</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 258 | ······</span><span·class="s">"FROM·ubuntu:20.04·as·runner\n"</span><span·class="w"> | 258 | ······</span><span·class="s">"FROM·ubuntu:20.04·as·runner\n"</span><span·class="w"> |
| 259 | ······</span><span·class="s">"EXPOSE·4445\n"</span><span·class="w"> | 259 | ······</span><span·class="s">"EXPOSE·4445\n"</span><span·class="w"> |
| 260 | ······</span><span·class="s">"WORKDIR·/opt/lambda\n"</span><span·class="w"> | 260 | ······</span><span·class="s">"WORKDIR·/opt/lambda\n"</span><span·class="w"> |
| 261 | ······</span><span·class="s">"COPY·lambda.tar.gz·/tmp\n"</span><span·class="w"> | 261 | ······</span><span·class="s">"COPY·lambda.tar.gz·/tmp\n"</span><span·class="w"> |
| 262 | ······</span><span·class="s">"RUN·tar·-zxvf·/tmp/lambda.tar.gz·-C·/opt/lambda\n"</span><span·class="w"> | 262 | ······</span><span·class="s">"RUN·tar·-zxvf·/tmp/lambda.tar.gz·-C·/opt/lambda\n"</span><span·class="w"> |
| 263 | ······</span><span·class="s">"ENTRYPOINT·[\"/opt/lambda/erts-"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id=" | 263 | ······</span><span·class="s">"ENTRYPOINT·[\"/opt/lambda/erts-"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="0853503444-66">(</span><span·class="ss">version</span><span·class="p"·data-group-id="0853503444-66">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w"> |
| 264 | ······</span><span·class="s">"/bin/dyn_erl\",·\"-boot\",·\"/opt/lambda/releases/1.0.0/start\","</span><span·class="w"> | 264 | ······</span><span·class="s">"/bin/dyn_erl\",·\"-boot\",·\"/opt/lambda/releases/1.0.0/start\","</span><span·class="w"> |
| 265 | ······</span><span·class="s">"·\"-kernel\",·\"inet_dist_listen_min\",·\"4445\","</span><span·class="w"> | 265 | ······</span><span·class="s">"·\"-kernel\",·\"inet_dist_listen_min\",·\"4445\","</span><span·class="w"> |
| 266 | ······</span><span·class="s">"·\"-erl_epmd_port\",·\"4445\","</span><span·class="w"> | 266 | ······</span><span·class="s">"·\"-erl_epmd_port\",·\"4445\","</span><span·class="w"> |
| 267 | ······</span><span·class="s">"·\"-setcookie\",·\"secret\"]\n"</span><span·class="p">,</span><span·class="w"> | 267 | ······</span><span·class="s">"·\"-setcookie\",·\"secret\"]\n"</span><span·class="p">,</span><span·class="w"> |
| 268 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id=" | 268 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id="0853503444-67">(</span><span·class="n">BuildScript</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dockerfile</span><span·class="p"·data-group-id="0853503444-67">)</span><span·class="p">,</span><span·class="w"> |
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| 495 | ······<p·class="built-using"> | 495 | ······<p·class="built-using"> |
| 496 | ········Built·using | 496 | ········Built·using |
| 497 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 497 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 498 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 498 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 499 | ······</p> | 499 | ······</p> |
| 500 | <p>Copyright·©·1996-202 | 500 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 501 | ····</footer> | 501 | ····</footer> |
| 502 | ··</div> | 502 | ··</div> |
| 503 | </main> | 503 | </main> |
| 504 | </div> | 504 | </div> |
| 505 | <script> | 505 | <script> |
| 506 | ··function·mermaidLoaded()·{ | 506 | ··function·mermaidLoaded()·{ |
| 507 | ····mermaid.initialize({ | 507 | ····mermaid.initialize({ |
| Offset 969, 29 lines modified | Offset 969, 29 lines modified | ||
| 969 | the·start·function·used.</p><p>If·neither·this·function·nor·<a·href="#init_fail/3"><code·class="inline">init_fail/2,3</code></a>·is·called·by·the | 969 | the·start·function·used.</p><p>If·neither·this·function·nor·<a·href="#init_fail/3"><code·class="inline">init_fail/2,3</code></a>·is·called·by·the |
| 970 | started·process,·the·start·function·returns·an·error·tuple·when·the·started | 970 | started·process,·the·start·function·returns·an·error·tuple·when·the·started |
| 971 | process·exits,·or·when·the·start·function·time-out·(if·used)·has·passed,·see | 971 | process·exits,·or·when·the·start·function·time-out·(if·used)·has·passed,·see |
| 972 | <a·href="#start/5"><code·class="inline">start/3,4,5</code></a>.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Do·not·use·this·function·to·return·an·error·indicating·that·the·process·start | 972 | <a·href="#start/5"><code·class="inline">start/3,4,5</code></a>.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Do·not·use·this·function·to·return·an·error·indicating·that·the·process·start |
| 973 | failed.·When·doing·so·the·start·function·can·return·before·the·failing·process | 973 | failed.·When·doing·so·the·start·function·can·return·before·the·failing·process |
| 974 | has·exited,·which·may·block·VM·resources·required·for·a·new·start·attempt·to | 974 | has·exited,·which·may·block·VM·resources·required·for·a·new·start·attempt·to |
| 975 | succeed.·Use·<a·href="#init_fail/3"><code·class="inline">init_fail/2,3</code></a>·for·that·purpose.</p></section><p>The·following·example·illustrates·how·this·function·and·<a·href="#start_link/3"><code·class="inline">proc_lib:start_link/3</code></a> | 975 | succeed.·Use·<a·href="#init_fail/3"><code·class="inline">init_fail/2,3</code></a>·for·that·purpose.</p></section><p>The·following·example·illustrates·how·this·function·and·<a·href="#start_link/3"><code·class="inline">proc_lib:start_link/3</code></a> |
| 976 | are·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 976 | are·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5447173210-1">(</span><span·class="ss">my_proc</span><span·class="p"·data-group-id="5447173210-1">)</span><span·class="p">.</span><span·class="w"> |
| 977 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 977 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5447173210-2">(</span><span·class="p"·data-group-id="5447173210-3">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="5447173210-3">]</span><span·class="p"·data-group-id="5447173210-2">)</span><span·class="p">.</span><span·class="w"> |
| 978 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 978 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5447173210-4">(</span><span·class="p"·data-group-id="5447173210-5">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="5447173210-5">]</span><span·class="p"·data-group-id="5447173210-4">)</span><span·class="p">.</span><span·class="w"> |
| 979 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 979 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="5447173210-6">(</span><span·class="p"·data-group-id="5447173210-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 980 | ····</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 980 | ····</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="5447173210-7">(</span><span·class="ss">my_proc</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5447173210-8">[</span><span·class="nf">self</spa[·...·truncated·by·diffoscope;·len:·202,·SHA:·0cf87f249f83a6791f3132b6f973bb0ba0cb137038653827bb9b3a334d2f6f5f·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 981 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 981 | </span><span·class="nf">init</span><span·class="p"·data-group-id="5447173210-10">(</span><span·class="n">Parent</span><span·class="p"·data-group-id="5447173210-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 982 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">do_initialization</span><span·class="p"·data-group-id=" | 982 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">do_initialization</span><span·class="p"·data-group-id="5447173210-11">(</span><span·class="p"·data-group-id="5447173210-11">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 983 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 983 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 984 | ············</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">init_ack</span><span·class="p"·data-group-id=" | 984 | ············</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">init_ack</span><span·class="p"·data-group-id="5447173210-12">(</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5447173210-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span>[·...·truncated·by·diffoscope;·len:·203,·SHA:·dfcebb008c9433c508c703bcb512b7d1204502beca688183f50b99ee439a82e9·...·]-12">)</span><span·class="p">;</span><span·class="w"> |
| 985 | ········</span><span·class="p"·data-group-id=" | 985 | ········</span><span·class="p"·data-group-id="5447173210-15">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="5447173210-15">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 986 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 986 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id="5447173210-16">(</span><span·class="n">Reason</span><span·class="p"·data-group-id="5447173210-16">)</span><span·class="w"> |
| 987 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 987 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 988 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 988 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="5447173210-17">(</span><span·class="p"·data-group-id="5447173210-17">)</span><span·class="p">.</span><span·class="w"> |
| 989 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> | 989 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> |
| 990 | ··</section> | 990 | ··</section> |
| 991 | </section> | 991 | </section> |
| 992 | <section·class="detail"·id="init_fail/2"> | 992 | <section·class="detail"·id="init_fail/2"> |
| 993 | ··<div·class="detail-header"> | 993 | ··<div·class="detail-header"> |
| Offset 1052, 29 lines modified | Offset 1052, 29 lines modified | ||
| 1052 | to·<code·class="inline">Exception</code>.·The·start·function·then·returns·<code·class="inline">Ret</code>.</p><p>See·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#raise/3"><code·class="inline">erlang:raise/3</code></a>·for·a·description·of·<code·class="inline">Class</code>,·<code·class="inline">Reason</code>·and·<code·class="inline">Stacktrace</code>.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Do·not·consider·catching·the·exception·from·this·function.·That·would·defeat | 1052 | to·<code·class="inline">Exception</code>.·The·start·function·then·returns·<code·class="inline">Ret</code>.</p><p>See·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#raise/3"><code·class="inline">erlang:raise/3</code></a>·for·a·description·of·<code·class="inline">Class</code>,·<code·class="inline">Reason</code>·and·<code·class="inline">Stacktrace</code>.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Do·not·consider·catching·the·exception·from·this·function.·That·would·defeat |
| 1053 | its·purpose.·A·process·started·by·a·<a·href="#start/3"><code·class="inline">start[_link|_monitor]/3,4,5</code></a> | 1053 | its·purpose.·A·process·started·by·a·<a·href="#start/3"><code·class="inline">start[_link|_monitor]/3,4,5</code></a> |
| 1054 | function·should·end·in·a·value·(that·will·be·ignored)·or·an·exception·that | 1054 | function·should·end·in·a·value·(that·will·be·ignored)·or·an·exception·that |
| 1055 | will·be·handled·by·this·module.·See·<a·href="proc_lib.html">Description</a>.</p></section><p>If·neither·this·function·nor·<a·href="#init_ack/1"><code·class="inline">init_ack/1,2</code></a>·is·called·by·the | 1055 | will·be·handled·by·this·module.·See·<a·href="proc_lib.html">Description</a>.</p></section><p>If·neither·this·function·nor·<a·href="#init_ack/1"><code·class="inline">init_ack/1,2</code></a>·is·called·by·the |
| 1056 | started·process,·the·start·function·returns·an·error·tuple·when·the·started | 1056 | started·process,·the·start·function·returns·an·error·tuple·when·the·started |
| 1057 | process·exits,·or·when·the·start·function·time-out·(if·used)·has·passed,·see | 1057 | process·exits,·or·when·the·start·function·time-out·(if·used)·has·passed,·see |
| 1058 | <a·href="#start/3"><code·class="inline">start/3,4,5</code></a>.</p><p>The·following·example·illustrates·how·this·function·and·<a·href="#start_link/3"><code·class="inline">proc_lib:start_link/3</code></a> | 1058 | <a·href="#start/3"><code·class="inline">start/3,4,5</code></a>.</p><p>The·following·example·illustrates·how·this·function·and·<a·href="#start_link/3"><code·class="inline">proc_lib:start_link/3</code></a> |
| 1059 | can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 1059 | can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6593147947-1">(</span><span·class="ss">my_proc</span><span·class="p"·data-group-id="6593147947-1">)</span><span·class="p">.</span><span·class="w"> |
| 1060 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7264858533-2">(</span><span·class="p"·data-group-id="7264858533-3">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="7264858533-3">]</span><span·class="p"·data-group-id="7264858533-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 1061 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 1060 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6593147947-2">(</span><span·class="p"·data-group-id="6593147947-3">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="6593147947-3">]</span><span·class="p"·data-group-id="6593147947-2">)</span><span·class="p">.</span><span·class="w"> |
| 1061 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6593147947-4">(</span><span·class="p"·data-group-id="6593147947-5">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="6593147947-5">]</span><span·class="p"·data-group-id="6593147947-4">)</span><span·class="p">.</span><span·class="w"> | ||
| 1062 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 1062 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="6593147947-6">(</span><span·class="p"·data-group-id="6593147947-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1063 | ····</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 1063 | ····</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="6593147947-7">(</span><span·class="ss">my_proc</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6593147947-8">[</span><span·class="nf">self</spa[·...·truncated·by·diffoscope;·len:·202,·SHA:·401a8bfd2c7c7a8e2f577b651c47ed37db480b19ba2c962594fbd779c72e607a·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 1064 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 1064 | </span><span·class="nf">init</span><span·class="p"·data-group-id="6593147947-10">(</span><span·class="n">Parent</span><span·class="p"·data-group-id="6593147947-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1065 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">do_initialization</span><span·class="p"·data-group-id=" | 1065 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">do_initialization</span><span·class="p"·data-group-id="6593147947-11">(</span><span·class="p"·data-group-id="6593147947-11">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 1066 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 1066 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1067 | ············</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">init_ack</span><span·class="p"·data-group-id=" | 1067 | ············</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">init_ack</span><span·class="p"·data-group-id="6593147947-12">(</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6593147947-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span>[·...·truncated·by·diffoscope;·len:·203,·SHA:·5235ed6f7f0a23572bd4e734e1809aa8d387718217fab1df1c044aa91fd09fea·...·]-12">)</span><span·class="p">;</span><span·class="w"> |
| 1068 | ········</span><span·class="p"·data-group-id=" | 1068 | ········</span><span·class="p"·data-group-id="6593147947-15">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="6593147947-15">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1069 | ············</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">init_fail</span><span·class="p"·data-group-id=" | 1069 | ············</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">init_fail</span><span·class="p"·data-group-id="6593147947-16">(</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Error</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6593147947-17">{</span><span·class="nb">exit</spa[·...·truncated·by·diffoscope;·len:·175,·SHA:·3eef144592e687711702cb8aa24114f2deae50e850515ad7132f979431792695·...·]-16">)</span><span·class="w"> |
| 1070 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 1070 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 1071 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 1071 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="6593147947-18">(</span><span·class="p"·data-group-id="6593147947-18">)</span><span·class="p">.</span><span·class="w"> |
| 1072 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> | 1072 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> |
| 1073 | ··</section> | 1073 | ··</section> |
| 1074 | </section> | 1074 | </section> |
| 1075 | <section·class="detail"·id="initial_call/1"> | 1075 | <section·class="detail"·id="initial_call/1"> |
| 1076 | ··<div·class="detail-header"> | 1076 | ··<div·class="detail-header"> |
| Offset 1948, 15 lines modified | Offset 1948, 15 lines modified | ||
| 1948 | ······<p·class="built-using"> | 1948 | ······<p·class="built-using"> |
| 1949 | ········Built·using | 1949 | ········Built·using |
| 1950 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1950 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1951 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1951 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1952 | ······</p> | 1952 | ······</p> |
| 1953 | <p>Copyright·©·1996-202 | 1953 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1954 | ····</footer> | 1954 | ····</footer> |
| 1955 | ··</div> | 1955 | ··</div> |
| 1956 | </main> | 1956 | </main> |
| 1957 | </div> | 1957 | </div> |
| 1958 | <script> | 1958 | <script> |
| 1959 | ··function·mermaidLoaded()·{ | 1959 | ··function·mermaidLoaded()·{ |
| 1960 | ····mermaid.initialize({ | 1960 | ····mermaid.initialize({ |
| Offset 522, 15 lines modified | Offset 522, 15 lines modified | ||
| 522 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append_values(Key,·ListIn)·->·ListOut·when·Key·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(),·ListIn·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()],·ListOut·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()].</pre> | 522 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append_values(Key,·ListIn)·->·ListOut·when·Key·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>(),·ListIn·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()],·ListOut·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()].</pre> |
| 523 | ······</div> | 523 | ······</div> |
| 524 | <p>Similar·to·<a·href="#get_all_values/2"><code·class="inline">get_all_values/2</code></a>,·but·each·value·is·wrapped·in·a·list·unless·it·is | 524 | <p>Similar·to·<a·href="#get_all_values/2"><code·class="inline">get_all_values/2</code></a>,·but·each·value·is·wrapped·in·a·list·unless·it·is |
| 525 | already·itself·a·list.·The·resulting·list·of·lists·is·concatenated.·This·is | 525 | already·itself·a·list.·The·resulting·list·of·lists·is·concatenated.·This·is |
| 526 | often·useful·for·"incremental"·options.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append_values</span><span·class="p"·data-group-id=" | 526 | often·useful·for·"incremental"·options.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append_values</span><span·class="p"·data-group-id="5808348907-1">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5808348907-2">[</span><span·class="p"·data-group-id="5808348907-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·1837,·SHA:·29c22f1c8bfecf2467d9cb2002fd2bf3296848cd7a74f313d5ce2596c3084114·...·]-1">]</span></code></pre> |
| 527 | ··</section> | 527 | ··</section> |
| 528 | </section> | 528 | </section> |
| 529 | <section·class="detail"·id="compact/1"> | 529 | <section·class="detail"·id="compact/1"> |
| 530 | ··<div·class="detail-header"> | 530 | ··<div·class="detail-header"> |
| 531 | ····<a·href="#compact/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 531 | ····<a·href="#compact/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 532 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 532 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 610, 18 lines modified | Offset 610, 18 lines modified | ||
| 610 | ······</div> | 610 | ······</div> |
| 611 | <p>Expands·particular·properties·to·corresponding·sets·of·properties·(or·other | 611 | <p>Expands·particular·properties·to·corresponding·sets·of·properties·(or·other |
| 612 | terms).</p><p>For·each·pair·<code·class="inline">{Property,·Expansion}</code>·in·<code·class="inline">Expansions</code>:·if·<code·class="inline">E</code>·is·the | 612 | terms).</p><p>For·each·pair·<code·class="inline">{Property,·Expansion}</code>·in·<code·class="inline">Expansions</code>:·if·<code·class="inline">E</code>·is·the |
| 613 | first·entry·in·<code·class="inline">ListIn</code>·with·the·same·key·as·<code·class="inline">Property</code>,·and·<code·class="inline">E</code>·and·<code·class="inline">Property</code> | 613 | first·entry·in·<code·class="inline">ListIn</code>·with·the·same·key·as·<code·class="inline">Property</code>,·and·<code·class="inline">E</code>·and·<code·class="inline">Property</code> |
| 614 | have·equivalent·normal·forms,·then·<code·class="inline">E</code>·is·replaced·with·the·terms·in | 614 | have·equivalent·normal·forms,·then·<code·class="inline">E</code>·is·replaced·with·the·terms·in |
| 615 | <code·class="inline">Expansion</code>,·and·any·following·entries·with·the·same·key·are·deleted·from | 615 | <code·class="inline">Expansion</code>,·and·any·following·entries·with·the·same·key·are·deleted·from |
| 616 | <code·class="inline">ListIn</code>.</p><p>For·example,·the·following·expressions·all·return·<code·class="inline">[fie,·bar,·baz,·fum]</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expand</span><span·class="p"·data-group-id="4854989775-1">(</span><span·class="p"·data-group-id="4854989775-2">[</span><span·class="p"·data-group-id="4854989775-3">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4854989775-4">[</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">baz</span><span·class="p"·data-group-id="4854989775-4">]</span><span·class="p"·data-group-id="4854989775-3">}</span><span·class="p"·data-group-id="4854989775-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4854989775-5">[</span><span·class="ss">fie</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">fum</span><span·class="p"·data-group-id="4854989775-5">]</span><span·class="p"·data-group-id="4854989775-1">)</span><span·class="w"> | ||
| 617 | < | 616 | <code·class="inline">ListIn</code>.</p><p>For·example,·the·following·expressions·all·return·<code·class="inline">[fie,·bar,·baz,·fum]</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expand</span><span·class="p"·data-group-id="756[·...·truncated·by·diffoscope;·len:·888,·SHA:·2cf410143da5a67892a5d3e8126584132065b9635bc371b27bef472cb2b8023c·...·]">)</span><span·class="w"> |
| 617 | </span><span·class="nf">expand</span><span·class="p"·data-group-id="7568041027-6">(</span><span·class="p"·data-group-id="7568041027-7">[</span><span·class="p"·data-group-id="7568041027-8">{</span><span·class="p"·data-group-id="7568041027-9">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="7568041027-9">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7568041027-10">[</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">baz</span><span·class="p"·data-group-id="7568041027-10">]</span><span·class="p"·data-group-id="7568041027-8">}</span><span·class="p"·data-group-id="7568041027-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7568041027-11">[</span><span·class="ss">fie</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">fum</span><span·class="p"·data-group-id="7568041027-11">]</span><span·class="p"·data-group-id="7568041027-6">)</span><span·class="w"> | ||
| 618 | </span><span·class="nf">expand</span><span·class="p"·data-group-id=" | 618 | </span><span·class="nf">expand</span><span·class="p"·data-group-id="7568041027-12">(</span><span·class="p"·data-group-id="7568041027-13">[</span><span·class="p"·data-group-id="7568041027-14">{</span><span·class="p"·data-group-id="7568041027-15">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·1012,·SHA:·ae02e1b9afe3e7c0f8633fc708cc615527f7dd93054f2f2051526906ffec114b·...·]-12">)</span></code></pre><p>However,·no·expansion·is·done·in·the·following·call·because·<code·class="inline">{foo,·false}</code> |
| 619 | shadows·<code·class="inline">foo</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expand</span><span·class="p"·data-group-id=" | 619 | shadows·<code·class="inline">foo</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expand</span><span·class="p"·data-group-id="8307052101-1">(</span><span·class="p"·data-group-id="8307052101-2">[</span><span·class="p"·data-group-id="8307052101-3">{</span><span·class="p"·data-group-id="8307052101-4">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·1073,·SHA:·219f01b085f069dafda786597844fb3fa7a4842d110521d4eec8a3a7fa648d90·...·]-1">)</span></code></pre><p>Notice·that·if·the·original·property·term·is·to·be·preserved·in·the·result·when |
| 620 | expanded,·it·must·be·included·in·the·expansion·list.·The·inserted·terms·are·not | 620 | expanded,·it·must·be·included·in·the·expansion·list.·The·inserted·terms·are·not |
| 621 | expanded·recursively.·If·<code·class="inline">Expansions</code>·contains·more·than·one·property·with·the | 621 | expanded·recursively.·If·<code·class="inline">Expansions</code>·contains·more·than·one·property·with·the |
| 622 | same·key,·only·the·first·occurrence·is·used.</p><p>See·also·<a·href="#normalize/2"><code·class="inline">normalize/2</code></a>.</p> | 622 | same·key,·only·the·first·occurrence·is·used.</p><p>See·also·<a·href="#normalize/2"><code·class="inline">normalize/2</code></a>.</p> |
| 623 | ··</section> | 623 | ··</section> |
| 624 | </section> | 624 | </section> |
| 625 | <section·class="detail"·id="from_map/1"> | 625 | <section·class="detail"·id="from_map/1"> |
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| 992 | ···············when·List·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()],·Keys·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()],·Lists·::·[[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()]],·Rest·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()].</pre> | 992 | ···············when·List·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()],·Keys·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()],·Lists·::·[[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()]],·Rest·::·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>()].</pre> |
| 993 | ······</div> | 993 | ······</div> |
| 994 | <p>Partitions·<code·class="inline">List</code>·into·a·list·of·sublists·and·a·remainder.</p><p><code·class="inline">Lists</code>·contains·one·sublist·for·each·key·in·<code·class="inline">Keys</code>,·in·the·corresponding·order. | 994 | <p>Partitions·<code·class="inline">List</code>·into·a·list·of·sublists·and·a·remainder.</p><p><code·class="inline">Lists</code>·contains·one·sublist·for·each·key·in·<code·class="inline">Keys</code>,·in·the·corresponding·order. |
| 995 | The·relative·order·of·the·elements·in·each·sublist·is·preserved·from·the·original·<code·class="inline">List</code>. | 995 | The·relative·order·of·the·elements·in·each·sublist·is·preserved·from·the·original·<code·class="inline">List</code>. |
| 996 | <code·class="inline">Rest</code>·contains·the·elements·in·<code·class="inline">List</code>·that·are·not·associated·with·any·of·the | 996 | <code·class="inline">Rest</code>·contains·the·elements·in·<code·class="inline">List</code>·that·are·not·associated·with·any·of·the |
| 997 | specified·keys,·also·with·their·original·relative·order·preserved.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">split</span><span·class="p"·data-group-id=" | 997 | specified·keys,·also·with·their·original·relative·order·preserved.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">split</span><span·class="p"·data-group-id="6062418335-1">(</span><span·class="p"·data-group-id="6062418335-2">[</span><span·class="p"·data-group-id="6062418335-3">{</span><span·class="ss">c</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·3432,·SHA:·f2eda2adf6f116a1467ee065ce9068329a2eca636e5b19f18cb0db0d10538514·...·]-1">}</span></code></pre> |
| 998 | ··</section> | 998 | ··</section> |
| 999 | </section> | 999 | </section> |
| 1000 | <section·class="detail"·id="substitute_aliases/2"> | 1000 | <section·class="detail"·id="substitute_aliases/2"> |
| 1001 | ··<div·class="detail-header"> | 1001 | ··<div·class="detail-header"> |
| 1002 | ····<a·href="#substitute_aliases/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1002 | ····<a·href="#substitute_aliases/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1003 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1003 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 1109 | ······</div> | 1109 | ······</div> |
| 1110 | <p>Converts·the·property·list·<code·class="inline">List</code>·to·a·map.</p><p>Shorthand·atom·values·in·<code·class="inline">List</code>·will·be·expanded·to·an·association·of·the·form | 1110 | <p>Converts·the·property·list·<code·class="inline">List</code>·to·a·map.</p><p>Shorthand·atom·values·in·<code·class="inline">List</code>·will·be·expanded·to·an·association·of·the·form |
| 1111 | <code·class="inline">Atom·=>·true</code>.·Tuples·of·the·form·<code·class="inline">{Key,·Value}</code>·in·<code·class="inline">List</code>·will·be·converted·to | 1111 | <code·class="inline">Atom·=>·true</code>.·Tuples·of·the·form·<code·class="inline">{Key,·Value}</code>·in·<code·class="inline">List</code>·will·be·converted·to |
| 1112 | an·association·of·the·form·<code·class="inline">Key·=>·Value</code>.·Anything·else·will·be·silently | 1112 | an·association·of·the·form·<code·class="inline">Key·=>·Value</code>.·Anything·else·will·be·silently |
| 1113 | ignored.</p><p>If·the·same·key·appears·in·<code·class="inline">List</code>·multiple·times,·the·value·of·the·one·appearing | 1113 | ignored.</p><p>If·the·same·key·appears·in·<code·class="inline">List</code>·multiple·times,·the·value·of·the·one·appearing |
| 1114 | nearest·to·the·head·of·<code·class="inline">List</code>·will·be·in·the·result·map,·that·is·the·value·that | 1114 | nearest·to·the·head·of·<code·class="inline">List</code>·will·be·in·the·result·map,·that·is·the·value·that |
| 1115 | would·be·returned·by·a·call·to·<a·href="#get_value/2"><code·class="inline">get_value(Key,·List)</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">to_map</span><span·class="p"·data-group-id="1 | 1115 | would·be·returned·by·a·call·to·<a·href="#get_value/2"><code·class="inline">get_value(Key,·List)</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">to_map</span><span·class="p"·data-group-id="1162894491-1">(</span><span·class="p"·data-group-id="1162894491-2">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1162894491-3">{</span><span·class="ss">b</span><span·class="p">,</span><span·c[·...·truncated·by·diffoscope;·len:·1352,·SHA:·f9a5cac3811bdd47407d0ce1e6e65a0306690f9f10642b199a0abf3bcd45b23a·...·]2-1">}</span></code></pre> |
| 1116 | ··</section> | 1116 | ··</section> |
| 1117 | </section> | 1117 | </section> |
| 1118 | <section·class="detail"·id="to_map/2"> | 1118 | <section·class="detail"·id="to_map/2"> |
| 1119 | ··<div·class="detail-header"> | 1119 | ··<div·class="detail-header"> |
| 1120 | ····<a·href="#to_map/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1120 | ····<a·href="#to_map/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1121 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1121 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 1201 | ······<p·class="built-using"> | 1201 | ······<p·class="built-using"> |
| 1202 | ········Built·using | 1202 | ········Built·using |
| 1203 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1203 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1204 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1204 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1205 | ······</p> | 1205 | ······</p> |
| 1206 | <p>Copyright·©·1996-202 | 1206 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1207 | ····</footer> | 1207 | ····</footer> |
| 1208 | ··</div> | 1208 | ··</div> |
| 1209 | </main> | 1209 | </main> |
| 1210 | </div> | 1210 | </div> |
| 1211 | <script> | 1211 | <script> |
| 1212 | ··function·mermaidLoaded()·{ | 1212 | ··function·mermaidLoaded()·{ |
| 1213 | ····mermaid.initialize({ | 1213 | ····mermaid.initialize({ |
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| 713 | ······<div·class="specs"> | 713 | ······<div·class="specs"> |
| 714 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·all(Pred,·Q·::·<a·href="#t:queue/1">queue</a>(Item))·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()·when·Pred·::·fun((Item)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()).</pre> | 714 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·all(Pred,·Q·::·<a·href="#t:queue/1">queue</a>(Item))·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()·when·Pred·::·fun((Item)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()).</pre> |
| 715 | ······</div> | 715 | ······</div> |
| 716 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">Pred(Item)</code>·returns·<code·class="inline">true</code>·for·all·items·<code·class="inline">Item</code>·in·<code·class="inline">Q</code>, | 716 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">Pred(Item)</code>·returns·<code·class="inline">true</code>·for·all·items·<code·class="inline">Item</code>·in·<code·class="inline">Q</code>, |
| 717 | otherwise·<code·class="inline">false</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="8 | 717 | otherwise·<code·class="inline">false</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="8812785002-1">(</span><span·class="p"·data-group-id="8812785002-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·clas[·...·truncated·by·diffoscope;·len:·133,·SHA:·fab87b70788432fb6d44c26e0c4a6c83af1660f677b06fb7f280ee8480694324·...·]-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 718 | 2>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">all</span><span·class="p"·data-group-id="8 | 718 | 2>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">all</span><span·class="p"·data-group-id="8812785002-3">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="8812785002-4">(</span><span·class="n">E</span><span·class="p"·data-group-id="8812785002-4">)</span><span·class="w">·</span><span·class="p">-></span><s[·...·truncated·by·diffoscope;·len:·313,·SHA:·a59d51fd022b993a610f7438793c8c09d5addd415b9a645b74e25519b18e22da·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 719 | </span><span·class="ss">false</span><span·class="gp·unselectable"> | 719 | </span><span·class="ss">false</span><span·class="gp·unselectable"> |
| 720 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">all</span><span·class="p"·data-group-id="8 | 720 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">all</span><span·class="p"·data-group-id="8812785002-5">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="8812785002-6">(</span><span·class="n">E</span><span·class="p"·data-group-id="8812785002-6">)</span><span·class="w">·</span><span·class="p">-></span><s[·...·truncated·by·diffoscope;·len:·313,·SHA:·be66798c4635a574abc4709f60247dfdcdc1787ecd1908b81a861ed7e1ab1a64·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 721 | </span><span·class="ss">true</span></code></pre> | 721 | </span><span·class="ss">true</span></code></pre> |
| 722 | ··</section> | 722 | ··</section> |
| 723 | </section> | 723 | </section> |
| 724 | <section·class="detail"·id="any/2"> | 724 | <section·class="detail"·id="any/2"> |
| 725 | ··<div·class="detail-header"> | 725 | ··<div·class="detail-header"> |
| 726 | ····<a·href="#any/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 726 | ····<a·href="#any/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 746, 18 lines modified | Offset 746, 18 lines modified | ||
| 746 | ······<div·class="specs"> | 746 | ······<div·class="specs"> |
| 747 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·any(Pred,·Q·::·<a·href="#t:queue/1">queue</a>(Item))·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()·when·Pred·::·fun((Item)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()).</pre> | 747 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·any(Pred,·Q·::·<a·href="#t:queue/1">queue</a>(Item))·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()·when·Pred·::·fun((Item)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()).</pre> |
| 748 | ······</div> | 748 | ······</div> |
| 749 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">Pred(Item)</code>·returns·<code·class="inline">true</code>·for·at·least·one·item·<code·class="inline">Item</code>·in | 749 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">Pred(Item)</code>·returns·<code·class="inline">true</code>·for·at·least·one·item·<code·class="inline">Item</code>·in |
| 750 | <code·class="inline">Q</code>,·otherwise·<code·class="inline">false</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 750 | <code·class="inline">Q</code>,·otherwise·<code·class="inline">false</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="5968409203-1">(</span><span·class="p"·data-group-id="5968409203-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·cla[·...·truncated·by·diffoscope;·len:·133,·SHA:·33a1df9f3356652e74610fa314031334b2fb4fdc71e8fef9f3728697c1001dcb·...·]3-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 751 | 2>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">any</span><span·class="p"·data-group-id=" | 751 | 2>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">any</span><span·class="p"·data-group-id="5968409203-3">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="5968409203-4">(</span><span·class="n">E</span><span·class="p"·data-group-id="5968409203-4">)</span><span·class="w">·</span><span·class="p">-></span><[·...·truncated·by·diffoscope;·len:·314,·SHA:·3ece4e02eefc4bbf359947a08fe315ed0886ca1de7f5e7c8aa2eb227e534c7af·...·]3-3">)</span><span·class="p">.</span><span·class="w"> |
| 752 | </span><span·class="ss">false</span><span·class="gp·unselectable"> | 752 | </span><span·class="ss">false</span><span·class="gp·unselectable"> |
| 753 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">any</span><span·class="p"·data-group-id=" | 753 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">any</span><span·class="p"·data-group-id="5968409203-5">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="5968409203-6">(</span><span·class="n">E</span><span·class="p"·data-group-id="5968409203-6">)</span><span·class="w">·</span><span·class="p">-></span><[·...·truncated·by·diffoscope;·len:·313,·SHA:·45dde9aa17aaf3be5073ff0d5baffd60b3f1167f4412895454acb9341b3833d1·...·]3-5">)</span><span·class="p">.</span><span·class="w"> |
| 754 | </span><span·class="ss">true</span></code></pre> | 754 | </span><span·class="ss">true</span></code></pre> |
| 755 | ··</section> | 755 | ··</section> |
| 756 | </section> | 756 | </section> |
| 757 | <section·class="detail"·id="delete/2"> | 757 | <section·class="detail"·id="delete/2"> |
| 758 | ··<div·class="detail-header"> | 758 | ··<div·class="detail-header"> |
| 759 | ····<a·href="#delete/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 759 | ····<a·href="#delete/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 779, 17 lines modified | Offset 779, 17 lines modified | ||
| 779 | ······<div·class="specs"> | 779 | ······<div·class="specs"> |
| 780 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·delete(Item,·Q1)·->·Q2·when·Item·::·T,·Q1·::·<a·href="#t:queue/1">queue</a>(T),·Q2·::·<a·href="#t:queue/1">queue</a>(T),·T·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 780 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·delete(Item,·Q1)·->·Q2·when·Item·::·T,·Q1·::·<a·href="#t:queue/1">queue</a>(T),·Q2·::·<a·href="#t:queue/1">queue</a>(T),·T·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 781 | ······</div> | 781 | ······</div> |
| 782 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·first·item·matching·<code·class="inline">Item</code>·is·deleted,·if·there | 782 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·first·item·matching·<code·class="inline">Item</code>·is·deleted,·if·there |
| 783 | is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 783 | is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="9630939412-1">(</span><span·class="p"·data-group-id="9630939412-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·cla[·...·truncated·by·diffoscope;·len:·134,·SHA:·84943fe5cffe840cc11afef90a8401e4f4889d04ec59183ac55edf291346c0d3·...·]-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 784 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id=" | 784 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="9630939412-3">(</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Queue</span><span·class="p"·data-group-id="9630939412-3">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 785 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id=" | 785 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id="9630939412-4">(</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Queue1</span><span·class="p"·data-group-id="9630939412-4">)</span><span·class="p">.</span><span·class="w"> |
| 786 | </span><span·class="ss">false</span></code></pre> | 786 | </span><span·class="ss">false</span></code></pre> |
| 787 | ··</section> | 787 | ··</section> |
| 788 | </section> | 788 | </section> |
| 789 | <section·class="detail"·id="delete_r/2"> | 789 | <section·class="detail"·id="delete_r/2"> |
| 790 | ··<div·class="detail-header"> | 790 | ··<div·class="detail-header"> |
| 791 | ····<a·href="#delete_r/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 791 | ····<a·href="#delete_r/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 811, 18 lines modified | Offset 811, 18 lines modified | ||
| 811 | ······<div·class="specs"> | 811 | ······<div·class="specs"> |
| 812 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·delete_r(Item,·Q1)·->·Q2·when·Item·::·T,·Q1·::·<a·href="#t:queue/1">queue</a>(T),·Q2·::·<a·href="#t:queue/1">queue</a>(T),·T·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 812 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·delete_r(Item,·Q1)·->·Q2·when·Item·::·T,·Q1·::·<a·href="#t:queue/1">queue</a>(T),·Q2·::·<a·href="#t:queue/1">queue</a>(T),·T·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 813 | ······</div> | 813 | ······</div> |
| 814 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·last·item·matching·<code·class="inline">Item</code>·is·deleted,·if·there | 814 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·last·item·matching·<code·class="inline">Item</code>·is·deleted,·if·there |
| 815 | is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 815 | is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="1891137813-1">(</span><span·class="p"·data-group-id="1891137813-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·cla[·...·truncated·by·diffoscope;·len:·183,·SHA:·c6a1c4c3e4a99ff7c89effa65801c1ab200f1241a9185e4b38fa6c0d82c9ec80·...·]-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 816 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete_r</span><span·class="p"·data-group-id=" | 816 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete_r</span><span·class="p"·data-group-id="1891137813-3">(</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Queue</span><span·class="p"·data-group-id="1891137813-3">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 817 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id=" | 817 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id="1891137813-4">(</span><span·class="n">Queue1</span><span·class="p"·data-group-id="1891137813-4">)</span><span·class="p">.</span><span·class="w"> |
| 818 | </span><span·class="p"·data-group-id=" | 818 | </span><span·class="p"·data-group-id="1891137813-5">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·0b52922676068ff27d476203d8d25cd5be5092d8376eaac9f54920c6607a0822·...·]-5">]</span></code></pre> |
| 819 | ··</section> | 819 | ··</section> |
| 820 | </section> | 820 | </section> |
| 821 | <section·class="detail"·id="delete_with/2"> | 821 | <section·class="detail"·id="delete_with/2"> |
| 822 | ··<div·class="detail-header"> | 822 | ··<div·class="detail-header"> |
| 823 | ····<a·href="#delete_with/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 823 | ····<a·href="#delete_with/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 824 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 824 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 848, 18 lines modified | Offset 848, 18 lines modified | ||
| 848 | ·························Q1·::·<a·href="#t:queue/1">queue</a>(Item), | 848 | ·························Q1·::·<a·href="#t:queue/1">queue</a>(Item), |
| 849 | ·························Q2·::·<a·href="#t:queue/1">queue</a>(Item), | 849 | ·························Q2·::·<a·href="#t:queue/1">queue</a>(Item), |
| 850 | ·························Item·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 850 | ·························Item·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 851 | ······</div> | 851 | ······</div> |
| 852 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·first·item·for·which·<code·class="inline">Pred</code>·returns·<code·class="inline">true</code>·is | 852 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·first·item·for·which·<code·class="inline">Pred</code>·returns·<code·class="inline">true</code>·is |
| 853 | deleted,·if·there·is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 853 | deleted,·if·there·is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="3516376812-1">(</span><span·class="p"·data-group-id="3516376812-2">[</span><span·class="mi">100</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·c[·...·truncated·by·diffoscope;·len:·185,·SHA:·6a9a4efe5c14643520af7ce8a4046e07311c155a74ae12b14c669c864cf003f5·...·]-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 854 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete_with</span><span·class="p"·data-group-id=" | 854 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete_with</span><span·class="p"·data-group-id="3516376812-3">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="3516376812-4">(</span><span·class="n">E</span><span·class="p"·data-group-id="3516376812-4">)</span><span·class="w">·</span><span·class="p">-></span><[·...·truncated·by·diffoscope;·len:·264,·SHA:·f121ef7d5ab0c71527be9933f42963c3e65baf9bc48d620d9d835e1a894b9f19·...·]-3">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 855 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id=" | 855 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id="3516376812-5">(</span><span·class="n">Queue1</span><span·class="p"·data-group-id="3516376812-5">)</span><span·class="p">.</span><span·class="w"> |
| 856 | </span><span·class="p"·data-group-id=" | 856 | </span><span·class="p"·data-group-id="3516376812-6">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·9cb5f6432bcf09ff6657778fa13951b3c291ab3900511460ccfff5ff93417659·...·]-6">]</span></code></pre> |
| 857 | ··</section> | 857 | ··</section> |
| 858 | </section> | 858 | </section> |
| 859 | <section·class="detail"·id="delete_with_r/2"> | 859 | <section·class="detail"·id="delete_with_r/2"> |
| 860 | ··<div·class="detail-header"> | 860 | ··<div·class="detail-header"> |
| 861 | ····<a·href="#delete_with_r/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 861 | ····<a·href="#delete_with_r/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 862 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 862 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 885, 18 lines modified | Offset 885, 18 lines modified | ||
| 885 | ···························Q1·::·<a·href="#t:queue/1">queue</a>(Item), | 885 | ···························Q1·::·<a·href="#t:queue/1">queue</a>(Item), |
| 886 | ···························Q2·::·<a·href="#t:queue/1">queue</a>(Item), | 886 | ···························Q2·::·<a·href="#t:queue/1">queue</a>(Item), |
| 887 | ···························Item·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> | 887 | ···························Item·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 888 | ······</div> | 888 | ······</div> |
| 889 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·last·item·for·which·<code·class="inline">Pred</code>·returns·<code·class="inline">true</code>·is | 889 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·last·item·for·which·<code·class="inline">Pred</code>·returns·<code·class="inline">true</code>·is |
| 890 | deleted,·if·there·is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 890 | deleted,·if·there·is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="0569268878-1">(</span><span·class="p"·data-group-id="0569268878-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·cla[·...·truncated·by·diffoscope;·len:·185,·SHA:·75a9306b79ada42f04b0597ca8e66c7a8b24e5448493d9a7e6e3f4ad610af354·...·]-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 891 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete_with</span><span·class="p"·data-group-id=" | 891 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete_with</span><span·class="p"·data-group-id="0569268878-3">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="0569268878-4">(</span><span·class="n">E</span><span·class="p"·data-group-id="0569268878-4">)</span><span·class="w">·</span><span·class="p">-></span><[·...·truncated·by·diffoscope;·len:·265,·SHA:·baed9e12f95308d5c89197ad3816dbe9d8f7f96344e18053206c307152d7cfca·...·]-3">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 892 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id=" | 892 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id="0569268878-5">(</span><span·class="n">Queue1</span><span·class="p"·data-group-id="0569268878-5">)</span><span·class="p">.</span><span·class="w"> |
| 893 | </span><span·class="p"·data-group-id=" | 893 | </span><span·class="p"·data-group-id="0569268878-6">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·07dae7f74674cf548e2c4f826a21519fba64fdf219ecb12801375a749f8d215a·...·]-6">]</span></code></pre> |
| 894 | ··</section> | 894 | ··</section> |
| 895 | </section> | 895 | </section> |
| 896 | <section·class="detail"·id="filter/2"> | 896 | <section·class="detail"·id="filter/2"> |
| 897 | ··<div·class="detail-header"> | 897 | ··<div·class="detail-header"> |
| 898 | ····<a·href="#filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 898 | ····<a·href="#filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 899 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 899 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 917, 27 lines modified | Offset 917, 27 lines modified | ||
| 917 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·filter(Fun,·Q1·::·<a·href="#t:queue/1">queue</a>(Item))·->·Q2·::·<a·href="#t:queue/1">queue</a>(Item)·when·Fun·::·fun((Item)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()·|·[Item]).</pre> | 917 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·filter(Fun,·Q1·::·<a·href="#t:queue/1">queue</a>(Item))·->·Q2·::·<a·href="#t:queue/1">queue</a>(Item)·when·Fun·::·fun((Item)·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>()·|·[Item]).</pre> |
| 918 | ······</div> | 918 | ······</div> |
| 919 | <p>Returns·a·queue·<code·class="inline">Q2</code>·that·is·the·result·of·calling·<code·class="inline">Fun(Item)</code>·on·all·items·in | 919 | <p>Returns·a·queue·<code·class="inline">Q2</code>·that·is·the·result·of·calling·<code·class="inline">Fun(Item)</code>·on·all·items·in |
| 920 | <code·class="inline">Q1</code>.</p><p>If·<code·class="inline">Fun(Item)</code>·returns·<code·class="inline">true</code>,·<code·class="inline">Item</code>·is·copied·to·the·result·queue.·If·it | 920 | <code·class="inline">Q1</code>.</p><p>If·<code·class="inline">Fun(Item)</code>·returns·<code·class="inline">true</code>,·<code·class="inline">Item</code>·is·copied·to·the·result·queue.·If·it |
| 921 | returns·<code·class="inline">false</code>,·<code·class="inline">Item</code>·is·not·copied.·If·it·returns·a·list,·the·list·elements | 921 | returns·<code·class="inline">false</code>,·<code·class="inline">Item</code>·is·not·copied.·If·it·returns·a·list,·the·list·elements |
| 922 | are·inserted·instead·of·<code·class="inline">Item</code>·in·the·result·queue.</p><p><em>Example·1:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="3 | 922 | are·inserted·instead·of·<code·class="inline">Item</code>·in·the·result·queue.</p><p><em>Example·1:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="3760457221-1">(</span><span·class="p"·data-group-id="3760457221-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·clas[·...·truncated·by·diffoscope;·len:·133,·SHA:·1113bcda4b041f351543a776faf7f14af001bc9371c9e858e93ab7321b252516·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 923 | </span><span·class="p"·data-group-id="3 | 923 | </span><span·class="p"·data-group-id="3760457221-3">{</span><span·class="p"·data-group-id="3760457221-4">[</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="3760457221-4">]</span><span·[·...·truncated·by·diffoscope;·len:·239,·SHA:·f41955ae0121b35163a59deaf72b417f1832788e035702ee16d4b273c11cda3b·...·]-3">}</span><span·class="gp·unselectable"> |
| 924 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">filter</span><span·class="p"·data-group-id="3 | 924 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">filter</span><span·class="p"·data-group-id="3760457221-6">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="3760457221-7">(</span><span·class="n">E</span><span·class="p"·data-group-id="3760457221-7">)</span><span·class="w">·</span><span·class="p">-></span><s[·...·truncated·by·diffoscope;·len:·313,·SHA:·4e8a1a66fe6388f48b00af16e8a0e1019185ec296ca98fa086e4f8b14b5828a3·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 925 | </span><span·class="p"·data-group-id="3 | 925 | </span><span·class="p"·data-group-id="3760457221-8">{</span><span·class="p"·data-group-id="3760457221-9">[</span><span·class="mi">5</span><span·class="p"·data-group-id="3760457221-9">]</span><span·class="p">,</span><span·class="p"·data-group-id="3760457221-10">[</span><span·class="mi">3</span><[·...·truncated·by·diffoscope;·len:·143,·SHA:·32ddc7d62404b3700bacf2bb1d78ccc29f59154e69ec3a6b157163d587f45bfb·...·]-8">}</span><span·class="gp·unselectable"> |
| 926 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id="3 | 926 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id="3760457221-11">(</span><span·class="n">Queue1</span><span·class="p"·data-group-id="3760457221-11">)</span><span·class="p">.</span><span·class="w"> |
| 927 | </span><span·class="p"·data-group-id="3 | 927 | </span><span·class="p"·data-group-id="3760457221-12">[</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="3760457221-12">]</span></code></pre><p>So,·<code·class="inline">Fun(Item)</code>·returning·<code·class="inline">[Item]</code>·is·thereby·semantically·equivalent·to |
| 928 | returning·<code·class="inline">true</code>,·just·as·returning·<code·class="inline">[]</code>·is·semantically·equivalent·to·returning | 928 | returning·<code·class="inline">true</code>,·just·as·returning·<code·class="inline">[]</code>·is·semantically·equivalent·to·returning |
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| 197 | or·be·an·explicit·argument·and·return·value.</p><p>The·functions·with·implicit·state·operates·on·a·state·stored | 197 | or·be·an·explicit·argument·and·return·value.</p><p>The·functions·with·implicit·state·operates·on·a·state·stored |
| 198 | in·the·process·dictionary·under·the·key·<code·class="inline">rand_seed</code>.··If·that·key | 198 | in·the·process·dictionary·under·the·key·<code·class="inline">rand_seed</code>.··If·that·key |
| 199 | doesn't·exist·when·the·function·is·called,·<a·href="#seed/1"><code·class="inline">seed/1</code></a>·is·called·automatically | 199 | doesn't·exist·when·the·function·is·called,·<a·href="#seed/1"><code·class="inline">seed/1</code></a>·is·called·automatically |
| 200 | with·the·<a·href="#default-algorithm"><em>default·algorithm</em></a>·and·creates | 200 | with·the·<a·href="#default-algorithm"><em>default·algorithm</em></a>·and·creates |
| 201 | a·reasonably·unpredictable·seed.</p><p>The·functions·with·explicit·state·don't·use·the·process·dictionary.</p><h4><em>Examples</em></h4><p>Simple·use;·create·and·seed·the | 201 | a·reasonably·unpredictable·seed.</p><p>The·functions·with·explicit·state·don't·use·the·process·dictionary.</p><h4><em>Examples</em></h4><p>Simple·use;·create·and·seed·the |
| 202 | <a·href="#default-algorithm"><em>default·algorithm</em></a>·with·a·non-fixed·seed, | 202 | <a·href="#default-algorithm"><em>default·algorithm</em></a>·with·a·non-fixed·seed, |
| 203 | if·not·already·done,·and·generate·two·uniformly·distibuted | 203 | if·not·already·done,·and·generate·two·uniformly·distibuted |
| 204 | floating·point·numbers.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">R0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 204 | floating·point·numbers.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">R0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="1902555647-1">(</span><span·class="p"·data-group-id="1902555647-1">)</span><span·class="p">,</span><span·class="w"> |
| 205 | </span><span·class="n">R1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 205 | </span><span·class="n">R1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="1902555647-2">(</span><span·class="p"·data-group-id="1902555647-2">)</span><span·class="p">,</span></code></pre><p>Use·a·specified·algorithm:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o"[·...·truncated·by·diffoscope;·len:·239,·SHA:·68c2e3144d6746dd63bfb3f2f13ed86134e7433707d47e807dcaf858afc6ffd2·...·]5-1">)</span><span·class="p">,</span><span·class="w"> |
| 206 | </span><span·class="n">R2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 206 | </span><span·class="n">R2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="8563359055-2">(</span><span·class="p"·data-group-id="8563359055-2">)</span><span·class="p">,</span></code></pre><p>Use·a·specified·algorithm·with·a·fixed·seed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·595,·SHA:·0b583b9f870b44c21d84e1155b6ed9fb61696acb4ae07476e0021a387a5c8400·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 207 | </span><span·class="n">R3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 207 | </span><span·class="n">R3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="9430336506-3">(</span><span·class="p"·data-group-id="9430336506-3">)</span><span·class="p">,</span></code></pre><p>Use·the·functional·API·with·a·non-fixed·seed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">S0</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·258,·SHA:·021b126387046614e1662678ecf135957f99e7e04575fedb31d52b6a5e171380·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 208 | </span><span·class="p"·data-group-id=" | 208 | </span><span·class="p"·data-group-id="5986371063-2">{</span><span·class="n">R4</span><span·class="p">,</span><span·class="w">·</span><span·class="n">S1</span><span·class="p"·data-group-id="5986371063-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·654,·SHA:·88b87086f6005e54581c670e48ea106dc2c750829330e1918d12b45ea299a62b·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 209 | </span><span·class="n">R6</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 209 | </span><span·class="n">R6</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="5312031489-2">(</span><span·class="p"·data-group-id="5312031489-2">)</span><span·class="p">,</span><span·class="w"> |
| 210 | </span><span·class="n">SND0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">math</span><span·class="p">:</span><span·class="nf">sqrt</span><span·class="p"·data-group-id=" | 210 | </span><span·class="n">SND0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">math</span><span·class="p">:</span><span·class="nf">sqrt</span><span·class="p"·data-group-id="5312031489-3">(</span><span·class="o">-</span><span·class="mi">2</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nc">math</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id="531[·...·truncated·by·diffoscope;·len:·2113,·SHA:·a19e5d6a0cd86774d1cdbedfc0a3777c54fc098842c864a7277266b0c7758aa6·...·]-2">)</span><span·class="p">,</span></code></pre><h4>Quality·of·the·Generated·Numbers</h4><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·builtin·random·number·generator·algorithms·are·not·cryptographically |
| 211 | strong.·If·a·cryptographically·strong·random·number·generator·is·needed, | 211 | strong.·If·a·cryptographically·strong·random·number·generator·is·needed, |
| 212 | use·something·like·<a·href="../../../../lib/crypto-5.5.2/doc/html/crypto.html#rand_seed/0"><code·class="inline">crypto:rand_seed/0</code></a>.</p></section><p>For·all·these·generators·except·<code·class="inline">exro928ss</code>·and·<code·class="inline">exsss</code>·the·lowest·bit(s) | 212 | use·something·like·<a·href="../../../../lib/crypto-5.5.2/doc/html/crypto.html#rand_seed/0"><code·class="inline">crypto:rand_seed/0</code></a>.</p></section><p>For·all·these·generators·except·<code·class="inline">exro928ss</code>·and·<code·class="inline">exsss</code>·the·lowest·bit(s) |
| 213 | have·got·a·slightly·less·random·behaviour·than·all·other·bits. | 213 | have·got·a·slightly·less·random·behaviour·than·all·other·bits. |
| 214 | 1·bit·for·<code·class="inline">exrop</code>·(and·<code·class="inline">exsp</code>),·and·3·bits·for·<code·class="inline">exs1024s</code>.·See·for·example | 214 | 1·bit·for·<code·class="inline">exrop</code>·(and·<code·class="inline">exsp</code>),·and·3·bits·for·<code·class="inline">exs1024s</code>.·See·for·example |
| 215 | this·explanation·in·the | 215 | this·explanation·in·the |
| 216 | <a·href="http://xoroshiro.di.unimi.it/xoroshiro128plus.c">Xoroshiro128+</a> | 216 | <a·href="http://xoroshiro.di.unimi.it/xoroshiro128plus.c">Xoroshiro128+</a> |
| 217 | generator·source·code:</p><blockquote><p>Beside·passing·BigCrush,·this·generator·passes·the·PractRand·test·suite | 217 | generator·source·code:</p><blockquote><p>Beside·passing·BigCrush,·this·generator·passes·the·PractRand·test·suite |
| 218 | up·to·(and·included)·16TB,·with·the·exception·of·binary·rank·tests, | 218 | up·to·(and·included)·16TB,·with·the·exception·of·binary·rank·tests, |
| 219 | which·fail·due·to·the·lowest·bit·being·an·LFSR;·all·other·bits·pass·all | 219 | which·fail·due·to·the·lowest·bit·being·an·LFSR;·all·other·bits·pass·all |
| 220 | tests.·We·suggest·to·use·a·sign·test·to·extract·a·random·Boolean·value.</p></blockquote><p>If·this·is·a·problem;·to·generate·a·boolean·with·these·algorithms, | 220 | tests.·We·suggest·to·use·a·sign·test·to·extract·a·random·Boolean·value.</p></blockquote><p>If·this·is·a·problem;·to·generate·a·boolean·with·these·algorithms, |
| 221 | use·something·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="16 | 221 | use·something·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1621221164-1">(</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="1621221164-2">(</span><span·class="mi">256</span><span·class="p"·data-group-id="1621221164-2">)</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·2108,·SHA:·5db32253b97c35c07474db028f6bc60f50e4ec3f6a1e5f50bb3a904f9b404ffb·...·]-1">)</span></code></pre><p>The·floating·point·generating·functions·in·this·module·waste·the·lowest·bits |
| 222 | when·converting·from·an·integer·so·they·avoid·this·snag.</p><h2·id="module-niche-algorithms"·class="section-heading"> | 222 | when·converting·from·an·integer·so·they·avoid·this·snag.</p><h2·id="module-niche-algorithms"·class="section-heading"> |
| 223 | ··<a·href="#module-niche-algorithms"·class="hover-link"> | 223 | ··<a·href="#module-niche-algorithms"·class="hover-link"> |
| 224 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 224 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 225 | ··</a> | 225 | ··</a> |
| 226 | ··<span·class="text"><a·href=""·id="niche-algorithms"></a>·Niche·algorithms</span> | 226 | ··<span·class="text"><a·href=""·id="niche-algorithms"></a>·Niche·algorithms</span> |
| 227 | </h2> | 227 | </h2> |
| 228 | <p>The·<a·href="#niche-algorithms-api">niche·algorithms·API</a>·contains | 228 | <p>The·<a·href="#niche-algorithms-api">niche·algorithms·API</a>·contains |
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| 1871 | <p>Generate·a·uniformly·distributed·random·number·<code·class="inline">0.0 =< X < 1.0</code>.</p><p>From·the·specified·<code·class="inline">State</code>,·generates·a·random·number·<code·class="inline">X ::</code> <a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:float/0"><code·class="inline">float/0</code></a>, | 1871 | <p>Generate·a·uniformly·distributed·random·number·<code·class="inline">0.0 =< X < 1.0</code>.</p><p>From·the·specified·<code·class="inline">State</code>,·generates·a·random·number·<code·class="inline">X ::</code> <a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:float/0"><code·class="inline">float/0</code></a>, |
| 1872 | uniformly·distributed·in·the·value·range·<code·class="inline">0.0·=<·X·<·1.0</code>. | 1872 | uniformly·distributed·in·the·value·range·<code·class="inline">0.0·=<·X·<·1.0</code>. |
| 1873 | Returns·the·number·<code·class="inline">X</code>·and·the·updated·<code·class="inline">NewState</code>.</p><p>The·generated·numbers·are·on·the·form·<code·class="inline">N * 2.0^(-53)</code>,·that·is; | 1873 | Returns·the·number·<code·class="inline">X</code>·and·the·updated·<code·class="inline">NewState</code>.</p><p>The·generated·numbers·are·on·the·form·<code·class="inline">N * 2.0^(-53)</code>,·that·is; |
| 1874 | equally·spaced·in·the·interval.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>This·function·may·return·exactly·<code·class="inline">0.0</code>·which·can·be·fatal·for·certain | 1874 | equally·spaced·in·the·interval.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>This·function·may·return·exactly·<code·class="inline">0.0</code>·which·can·be·fatal·for·certain |
| 1875 | applications.·If·that·is·undesired·you·can·use·<code·class="inline">(1.0 - rand:uniform())</code> | 1875 | applications.·If·that·is·undesired·you·can·use·<code·class="inline">(1.0 - rand:uniform())</code> |
| 1876 | to·get·the·interval·<code·class="inline">0.0 < X =< 1.0</code>,·or·instead·use·<a·href="#uniform_real/0"><code·class="inline">uniform_real/0</code></a>.</p><p>If·neither·endpoint·is·desired·you·can·achieve·the·range | 1876 | to·get·the·interval·<code·class="inline">0.0 < X =< 1.0</code>,·or·instead·use·<a·href="#uniform_real/0"><code·class="inline">uniform_real/0</code></a>.</p><p>If·neither·endpoint·is·desired·you·can·achieve·the·range |
| 1877 | <code·class="inline">0.0 < X < 1.0</code>·using·test·and·re-try·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_uniform</span><span·class="p"·data-group-id=" | 1877 | <code·class="inline">0.0 < X < 1.0</code>·using·test·and·re-try·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_uniform</span><span·class="p"·data-group-id="7343454989-1">(</span><span·class="p"·data-group-id="7343454989-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1878 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 1878 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="7343454989-2">(</span><span·class="p"·data-group-id="7343454989-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 1879 | ········</span><span·class="n">X</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="mf">0.0</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">X</span><span·class="p">;</span><span·class="w"> | 1879 | ········</span><span·class="n">X</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="mf">0.0</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">X</span><span·class="p">;</span><span·class="w"> |
| 1880 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">my_uniform</span><span·class="p"·data-group-id=" | 1880 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">my_uniform</span><span·class="p"·data-group-id="7343454989-3">(</span><span·class="p"·data-group-id="7343454989-3">)</span><span·class="w"> |
| 1881 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre></section> | 1881 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre></section> |
| 1882 | ··</section> | 1882 | ··</section> |
| 1883 | </section> | 1883 | </section> |
| 1884 | <section·class="detail"·id="uniform_s/2"> | 1884 | <section·class="detail"·id="uniform_s/2"> |
| 1885 | ··<div·class="detail-header"> | 1885 | ··<div·class="detail-header"> |
| 1886 | ····<a·href="#uniform_s/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1886 | ····<a·href="#uniform_s/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
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| 2027 | a·new·state·<a·href="#t:mwc59_state/0"><code·class="inline">CX1</code></a>,·according·to·a·Multiply·With·Carry | 2027 | a·new·state·<a·href="#t:mwc59_state/0"><code·class="inline">CX1</code></a>,·according·to·a·Multiply·With·Carry |
| 2028 | generator,·which·is·an·efficient·implementation·of | 2028 | generator,·which·is·an·efficient·implementation·of |
| 2029 | a·Multiplicative·Congruential·Generator·with·a·power·of·2·multiplier | 2029 | a·Multiplicative·Congruential·Generator·with·a·power·of·2·multiplier |
| 2030 | and·a·prime·modulus.</p><p>This·generator·uses·the·multiplier·<code·class="inline">2^32</code>·and·the·modulus | 2030 | and·a·prime·modulus.</p><p>This·generator·uses·the·multiplier·<code·class="inline">2^32</code>·and·the·modulus |
| 2031 | <code·class="inline">16#7fa6502 * 2^32 - 1</code>,·which·have·been·selected,·in·collaboration·with | 2031 | <code·class="inline">16#7fa6502 * 2^32 - 1</code>,·which·have·been·selected,·in·collaboration·with |
| 2032 | Sebastiano·Vigna,·to·avoid·bignum·operations·and·still·get | 2032 | Sebastiano·Vigna,·to·avoid·bignum·operations·and·still·get |
| 2033 | good·statistical·quality.·It·has·been·named·"MWC59"·and·can·be·written·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">C</span><span·class="err"> </span><span·class="o">=</span><span·class="err"> </span><span·class="n">CX0</span><span·class="err"> </span><span·class="ow">bsr</span><span·class="err"> </span><span·class="mi">32</span><span·class="w"> | 2033 | good·statistical·quality.·It·has·been·named·"MWC59"·and·can·be·written·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">C</span><span·class="err"> </span><span·class="o">=</span><span·class="err"> </span><span·class="n">CX0</span><span·class="err"> </span><span·class="ow">bsr</span><span·class="err"> </span><span·class="mi">32</span><span·class="w"> |
| 2034 | </span><span·class="n">X</span><span·class="err"> </span><span·class="o">=</span><span·class="err"> </span><span·class="n">CX0</span><span·class="err"> </span><span·class="ow">band</span><span·class="err"> </span><span·class="p"·data-group-id=" | 2034 | </span><span·class="n">X</span><span·class="err"> </span><span·class="o">=</span><span·class="err"> </span><span·class="n">CX0</span><span·class="err"> </span><span·class="ow">band</span><span·class="err"> </span><span·class="p"·data-group-id="3994245241-1">(</span><span·class="p"·data-group-id="3994245241-2">(</span><span·class="mi">1</span><span·class="err"> </span><span·class="ow">bsl</span><span·class="err"> </span><span·class="mi">32</span><span·class="p"·data-group-id="3994245241-2">)</spa[·...·truncated·by·diffoscope;·len:·92,·SHA:·3b2ea7979ab4f5724826b328b70e6f0a59954188a7c1312012c58539ec3bef52·...·]-1">)</span><span·class="p">)</span><span·class="w"> |
| 2035 | </span><span·class="n">CX1</span><span·class="err"> </span><span·class="o">=</span><span·class="err"> </span><span·class="mi">16#7fa6502</span><span·class="err"> </span><span·class="o">*</span><span·class="err"> </span><span·class="n">X</span><span·class="err"> </span><span·class="o">+</span><span·class="err"> </span><span·class="n">C</span></code></pre><p>Because·the·generator·uses·a·multiplier·that·is·a·power·of·2·it·gets | 2035 | </span><span·class="n">CX1</span><span·class="err"> </span><span·class="o">=</span><span·class="err"> </span><span·class="mi">16#7fa6502</span><span·class="err"> </span><span·class="o">*</span><span·class="err"> </span><span·class="n">X</span><span·class="err"> </span><span·class="o">+</span><span·class="err"> </span><span·class="n">C</span></code></pre><p>Because·the·generator·uses·a·multiplier·that·is·a·power·of·2·it·gets |
| 2036 | statistical·flaws·for·collision·tests·and·birthday·spacings·tests | 2036 | statistical·flaws·for·collision·tests·and·birthday·spacings·tests |
| 2037 | in·2·and·3·dimensions,·and·these·caveats·apply·even·when·looking | 2037 | in·2·and·3·dimensions,·and·these·caveats·apply·even·when·looking |
| 2038 | only·at·the·MWC·"digit",·that·is·the·low·32·bits·(the·multiplier) | 2038 | only·at·the·MWC·"digit",·that·is·the·low·32·bits·(the·multiplier) |
| 2039 | of·the·generator·state.··The·higher·bits·of·the·state·are·worse.</p><p>The·quality·of·the·output·value·improves·much·by·using·a·scrambler, | 2039 | of·the·generator·state.··The·higher·bits·of·the·state·are·worse.</p><p>The·quality·of·the·output·value·improves·much·by·using·a·scrambler, |
| 2040 | instead·of·just·taking·the·low·bits. | 2040 | instead·of·just·taking·the·low·bits. |
| 2041 | Function·<a·href="#mwc59_value32/1"><code·class="inline">mwc59_value32</code></a>·is·a·fast·scrambler | 2041 | Function·<a·href="#mwc59_value32/1"><code·class="inline">mwc59_value32</code></a>·is·a·fast·scrambler |
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| 2285 | ······<p·class="built-using"> | 2285 | ······<p·class="built-using"> |
| 2286 | ········Built·using | 2286 | ········Built·using |
| 2287 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2287 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2288 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2288 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2289 | ······</p> | 2289 | ······</p> |
| 2290 | <p>Copyright·©·1996-202 | 2290 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2291 | ····</footer> | 2291 | ····</footer> |
| 2292 | ··</div> | 2292 | ··</div> |
| 2293 | </main> | 2293 | </main> |
| 2294 | </div> | 2294 | </div> |
| 2295 | <script> | 2295 | <script> |
| 2296 | ··function·mermaidLoaded()·{ | 2296 | ··function·mermaidLoaded()·{ |
| 2297 | ····mermaid.initialize({ | 2297 | ····mermaid.initialize({ |
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| 458 | ······<div·class="specs"> | 458 | ······<div·class="specs"> |
| 459 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·seed(A1,·A2,·A3)·->·undefined·|·<a·href="#t:ran/0">ran</a>()·when·A1·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>(),·A2·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>(),·A3·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>().</pre> | 459 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·seed(A1,·A2,·A3)·->·undefined·|·<a·href="#t:ran/0">ran</a>()·when·A1·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>(),·A2·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>(),·A3·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:integer/0">integer</a>().</pre> |
| 460 | ······</div> | 460 | ······</div> |
| 461 | <p>Seeds·random·number·generation·with·integer·values·in·the·process·dictionary·and | 461 | <p>Seeds·random·number·generation·with·integer·values·in·the·process·dictionary·and |
| 462 | returns·the·old·state.</p><p>The·following·is·an·easy·way·of·obtaining·a·unique·value·to·seed·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">random</span><span·class="p">:</span><span·class="nf">seed</span><span·class="p"·data-group-id=" | 462 | returns·the·old·state.</p><p>The·following·is·an·easy·way·of·obtaining·a·unique·value·to·seed·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">random</span><span·class="p">:</span><span·class="nf">seed</span><span·class="p"·data-group-id="5368732637-1">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">phash2</span><span·class="p"·data-group-id="5368732637-2">(</span><span·class="p"·data-group-id="5368732637-3">[</span><span·class="nf">node</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·184,·SHA:·3aa6c83acd0a380ee4e0032e7dc870bc1f0824acd0deb3e923b7f31aa5ca9b49·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 463 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id=" | 463 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id="5368732637-5">(</span><span·class="p"·data-group-id="5368732637-5">)</span><span·class="p">,</span><span·class="w"> |
| 464 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">unique_integer</span><span·class="p"·data-group-id=" | 464 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">unique_integer</span><span·class="p"·data-group-id="5368732637-6">(</span><span·class="p"·data-group-id="5368732637-6">)</span><span·class="p"·data-group-id="5368732637-1">)</span></code></pre><p>For·details,·see·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#phash2/1"><code·class="inline">erlang:phash2/1</code></a>,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#node/0"><code·class="inline">erlang:node/0</code></a>,·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#monotonic_time/0"><code·class="inline">erlang:monotonic_time/0</code></a>, |
| 465 | and·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#unique_integer/0"><code·class="inline">erlang:unique_integer/0</code></a>.</p> | 465 | and·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#unique_integer/0"><code·class="inline">erlang:unique_integer/0</code></a>.</p> |
| 466 | ··</section> | 466 | ··</section> |
| 467 | </section> | 467 | </section> |
| 468 | <section·class="detail"·id="uniform/0"> | 468 | <section·class="detail"·id="uniform/0"> |
| 469 | ··<div·class="detail-header"> | 469 | ··<div·class="detail-header"> |
| 470 | ····<a·href="#uniform/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 470 | ····<a·href="#uniform/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 615, 15 lines modified | Offset 615, 15 lines modified | ||
| 615 | ······<p·class="built-using"> | 615 | ······<p·class="built-using"> |
| 616 | ········Built·using | 616 | ········Built·using |
| 617 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 617 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 618 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 618 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 619 | ······</p> | 619 | ······</p> |
| 620 | <p>Copyright·©·1996-202 | 620 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 621 | ····</footer> | 621 | ····</footer> |
| 622 | ··</div> | 622 | ··</div> |
| 623 | </main> | 623 | </main> |
| 624 | </div> | 624 | </div> |
| 625 | <script> | 625 | <script> |
| 626 | ··function·mermaidLoaded()·{ | 626 | ··function·mermaidLoaded()·{ |
| 627 | ····mermaid.initialize({ | 627 | ····mermaid.initialize({ |
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| 1371 | been·passed,·<a·href="#run/2"><code·class="inline">run/2,3</code></a>·is·committed·to·find·a·match·at·the·current | 1371 | been·passed,·<a·href="#run/2"><code·class="inline">run/2,3</code></a>·is·committed·to·find·a·match·at·the·current |
| 1372 | starting·point,·or·not·at·all,·for·example:</p><pre><code·class="text">a+(*COMMIT)b</code></pre><p>This·matches·"xxaab"·but·not·"aacaab".·It·can·be·thought·of·as·a·kind·of·dynamic | 1372 | starting·point,·or·not·at·all,·for·example:</p><pre><code·class="text">a+(*COMMIT)b</code></pre><p>This·matches·"xxaab"·but·not·"aacaab".·It·can·be·thought·of·as·a·kind·of·dynamic |
| 1373 | anchor,·or·"I've·started,·so·I·must·finish".·The·name·of·the·most·recently | 1373 | anchor,·or·"I've·started,·so·I·must·finish".·The·name·of·the·most·recently |
| 1374 | passed·(<em>MARK)·in·the·path·is·passed·back·when·(</em>COMMIT)·forces·a·match·failure.</p><p>If·more·than·one·backtracking·verb·exists·in·a·pattern,·a·different·one·that | 1374 | passed·(<em>MARK)·in·the·path·is·passed·back·when·(</em>COMMIT)·forces·a·match·failure.</p><p>If·more·than·one·backtracking·verb·exists·in·a·pattern,·a·different·one·that |
| 1375 | follows·(<em>COMMIT)·can·be·triggered·first,·so·merely·passing·(</em>COMMIT)·during·a | 1375 | follows·(<em>COMMIT)·can·be·triggered·first,·so·merely·passing·(</em>COMMIT)·during·a |
| 1376 | match·does·not·always·guarantee·that·a·match·must·be·at·this·starting·point.</p><p>Notice·that·(*COMMIT)·at·the·start·of·a·pattern·is·not·the·same·as·an·anchor, | 1376 | match·does·not·always·guarantee·that·a·match·must·be·at·this·starting·point.</p><p>Notice·that·(*COMMIT)·at·the·start·of·a·pattern·is·not·the·same·as·an·anchor, |
| 1377 | unless·the·PCRE·start-of-match·optimizations·are·turned·off,·as·shown·in·the | 1377 | unless·the·PCRE·start-of-match·optimizations·are·turned·off,·as·shown·in·the |
| 1378 | following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="0510348524-1">(</span><span·class="s">"xyzabc"</span><span·class="p">,</span><span·class="s">"(*COMMIT)abc"</span><span·class="p">,</span><span·class="p"·data-group-id="0510348524-2">[</span><span·class="p"·data-group-id="0510348524-3">{</span><span·class="ss">capture</span><span·class="p">,</span><span·class="ss">all</span><span·class="p">,</span><span·class="ss">list</span><span·class="p"·data-group-id="0510348524-3">}</span><span·class="p"·data-group-id="0510348524-2">]</span><span·class="p"·data-group-id="0510348524-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1379 | </span><span·class="p"·data-group-id="0510348524-4">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="p"·data-group-id="0510348524-5">[</span><span·class="s">"abc"</span><span·class="p"·data-group-id="0510348524-5">]</span><span·class="p"·data-group-id="0510348524-4">}</span><span·class="gp·unselectable"> | ||
| 1380 | 1378 | following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="7021061606-1">(</span><span·class="[·...·truncated·by·diffoscope;·len:·512,·SHA:·c816b950878af768ade407c9e6f847215393ac4b98db5445996132d1cd4f710b·...·]">)</span><span·class="p">.</span><span·class="w"> | |
| 1379 | </span><span·class="p"·data-group-id="7021061606-4">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="p"·data-group-id="7021061606-5">[</span><span·class="s">"abc"</span><span·class="p"·data-group-id="7021061606-5">]</span><span·class="p"·data-group-id="7021061606-4">}</span><span·class="gp·unselectable"> | ||
| 1380 | 2>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="7021061606-6">(</span><span·class="s">"xyzabc"</span><span·class="p">,</span><span·class="s">"(*COMMIT)abc"</span><span·class="p">,</span><span·class="p"·data-group-id="7021061606-7">[</span><span·class="p"·data-group-id="7021061606-8">{</span><span·class="ss">capture</span><span·class="p">,</span><span·class="ss">all</span><span·class="p">,</span><span·class="ss">list</span><span·class="p"·data-group-id="7021061606-8">}</span><span·class="p">,</span><span·class="ss">no_start_optimize</span><span·class="p"·data-group-id="7021061606-7">]</span><span·class="p"·data-group-id="7021061606-6">)</span><span·class="p">.</span><span·class="w"> | ||
| 1381 | </span><span·class="ss">nomatch</span></code></pre><p>For·this·pattern,·PCRE·knows·that·any·match·must·start·with·"a",·so·the | 1381 | </span><span·class="ss">nomatch</span></code></pre><p>For·this·pattern,·PCRE·knows·that·any·match·must·start·with·"a",·so·the |
| 1382 | optimization·skips·along·the·subject·to·"a"·before·applying·the·pattern·to·the | 1382 | optimization·skips·along·the·subject·to·"a"·before·applying·the·pattern·to·the |
| 1383 | first·set·of·data.·The·match·attempt·then·succeeds.·In·the·second·call·the | 1383 | first·set·of·data.·The·match·attempt·then·succeeds.·In·the·second·call·the |
| 1384 | <code·class="inline">no_start_optimize</code>·disables·the·optimization·that·skips·along·to·the·first | 1384 | <code·class="inline">no_start_optimize</code>·disables·the·optimization·that·skips·along·to·the·first |
| 1385 | character.·The·pattern·is·now·applied·starting·at·"x",·and·so·the·(*COMMIT) | 1385 | character.·The·pattern·is·now·applied·starting·at·"x",·and·so·the·(*COMMIT) |
| 1386 | causes·the·match·to·fail·without·trying·any·other·starting·points.</p><p>The·following·verb·causes·the·match·to·fail·at·the·current·starting·position·in | 1386 | causes·the·match·to·fail·without·trying·any·other·starting·points.</p><p>The·following·verb·causes·the·match·to·fail·at·the·current·starting·position·in |
| 1387 | the·subject·if·there·is·a·later·matching·failure·that·causes·backtracking·to | 1387 | the·subject·if·there·is·a·later·matching·failure·that·causes·backtracking·to |
| Offset 2084, 40 lines modified | Offset 2084, 40 lines modified | ||
| 2084 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·inspect(MP,·Item)·->·{namelist,·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()]}·when·MP·::·<a·href="#t:mp/0">mp</a>(),·Item·::·namelist.</pre> | 2084 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·inspect(MP,·Item)·->·{namelist,·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:binary/0">binary</a>()]}·when·MP·::·<a·href="#t:mp/0">mp</a>(),·Item·::·namelist.</pre> |
| 2085 | ······</div> | 2085 | ······</div> |
| 2086 | <p>Takes·a·compiled·regular·expression·and·an·item,·and·returns·the·relevant·data | 2086 | <p>Takes·a·compiled·regular·expression·and·an·item,·and·returns·the·relevant·data |
| 2087 | from·the·regular·expression.</p><p>The·only·supported·item·is·<code·class="inline">namelist</code>,·which·returns·the·tuple·<code·class="inline">{namelist,·[binary()]}</code>, | 2087 | from·the·regular·expression.</p><p>The·only·supported·item·is·<code·class="inline">namelist</code>,·which·returns·the·tuple·<code·class="inline">{namelist,·[binary()]}</code>, |
| 2088 | containing·the·names·of·all·(unique)·named·subpatterns·in·the·regular·expression.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id=" | 2088 | containing·the·names·of·all·(unique)·named·subpatterns·in·the·regular·expression.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="6149174229-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">MP</span><span·class="p"·data-group-id="6149174229-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">re</span><span·cl[·...·truncated·by·diffoscope;·len:·217,·SHA:·940c083daefbd7f639287db3e139e99297000bd6aad398e48c54dbe95ab1991a·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 2089 | </span><span·class="p"·data-group-id=" | 2089 | </span><span·class="p"·data-group-id="6149174229-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="6149174229-4">{</span><span·class="ss">re_pattern</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 2090 | ················</span><span·class="p"·data-group-id=" | 2090 | ················</span><span·class="p"·data-group-id="6149174229-5"><<</span><span·class="mi">69</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">67</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">119</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="w"> |
| 2091 | ··················</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 2091 | ··················</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="6149174229-5">>></span><span·class="p"·data-group-id="6149174229-4">}</span><span·class="p"·data-group-id="6149174229-3">}</span><span·class="gp·unselectable"> |
| 2092 | 2>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">inspect</span><span·class="p"·data-group-id=" | 2092 | 2>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">inspect</span><span·class="p"·data-group-id="6149174229-6">(</span><span·class="n">MP</span><span·class="p">,</span><span·class="ss">namelist</span><span·class="p"·data-group-id="6149174229-6">)</span><span·class="p">.</span><span·class="w"> |
| 2093 | </span><span·class="p"·data-group-id=" | 2093 | </span><span·class="p"·data-group-id="6149174229-7">{</span><span·class="ss">namelist</span><span·class="p">,</span><span·class="p"·data-group-id="6149174229-8">[</span><span·class="p"·data-group-id="6149174229-9"><<</span><span·class="s">"A"</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·489,·SHA:·dcc0cf4f66b32d9fcd2803f931a5ea0569312f3cb2ceeb86f328ae8f94bd2378·...·]-7">}</span><span·class="gp·unselectable"> |
| 2094 | 3>·</span><span·class="p"·data-group-id=" | 2094 | 3>·</span><span·class="p"·data-group-id="6149174229-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">MPD</span><span·class="p"·data-group-id="6149174229-12">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">re</span><span[·...·truncated·by·diffoscope;·len:·385,·SHA:·acb04e69520b4ed843c6ccbe90e66e8862478bc9696196dc5e256002718e935d·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 2095 | </span><span·class="p"·data-group-id=" | 2095 | </span><span·class="p"·data-group-id="6149174229-15">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="6149174229-16">{</span><span·class="ss">re_pattern</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 2096 | ················</span><span·class="p"·data-group-id=" | 2096 | ················</span><span·class="p"·data-group-id="6149174229-17"><<</span><span·class="mi">69</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">67</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">119</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="w"> |
| 2097 | ··················</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 2097 | ··················</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="6149174229-17">>></span><span·class="p"·data-group-id="6149174229-16">}</span><span·class="p"·data-group-id="6149174229-15">}</span><span·class="gp·unselectable"> |
| 2098 | 4>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">inspect</span><span·class="p"·data-group-id=" | 2098 | 4>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">inspect</span><span·class="p"·data-group-id="6149174229-18">(</span><span·class="n">MPD</span><span·class="p">,</span><span·class="ss">namelist</span><span·class="p"·data-group-id="6149174229-18">)</span><span·class="p">.</span><span·class="w"> |
| 2099 | </span><span·class="p"·data-group-id=" | 2099 | </span><span·class="p"·data-group-id="6149174229-19">{</span><span·class="ss">namelist</span><span·class="p">,</span><span·class="p"·data-group-id="6149174229-20">[</span><span·class="p"·data-group-id="6149174229-21"><<</span><span·class="s">"B"</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·312,·SHA:·932636f7af648829376bc14edbd7bfb01a15c6dc1f675848cd3853f93c07f913·...·]-19">}</span></code></pre><p>Notice·in·the·second·example·that·the·duplicate·name·only·occurs·once·in·the |
| 2100 | returned·list,·and·that·the·list·is·in·alphabetical·order·regardless·of·where | 2100 | returned·list,·and·that·the·list·is·in·alphabetical·order·regardless·of·where |
| 2101 | the·names·are·positioned·in·the·regular·expression.·The·order·of·the·names·is | 2101 | the·names·are·positioned·in·the·regular·expression.·The·order·of·the·names·is |
| 2102 | the·same·as·the·order·of·captured·subexpressions·if·<code·class="inline">{capture,·all_names}</code>·is | 2102 | the·same·as·the·order·of·captured·subexpressions·if·<code·class="inline">{capture,·all_names}</code>·is |
| 2103 | specified·as·an·option·to·<a·href="#run/3"><code·class="inline">run/3</code></a>.·You·can·therefore·create·a·name-to-value | 2103 | specified·as·an·option·to·<a·href="#run/3"><code·class="inline">run/3</code></a>.·You·can·therefore·create·a·name-to-value |
| 2104 | mapping·from·the·result·of·<a·href="#run/3"><code·class="inline">run/3</code></a>·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id=" | 2104 | mapping·from·the·result·of·<a·href="#run/3"><code·class="inline">run/3</code></a>·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="5301011164-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">MP</span><span·class="p"·data-group-id="5301011164-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">re</span><span·cl[·...·truncated·by·diffoscope;·len:·217,·SHA:·ce2453d2b7c26b3905ab96471fd161e79b229b262a1e11f3c834929d5984bc16·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 2105 | </span><span·class="p"·data-group-id=" | 2105 | </span><span·class="p"·data-group-id="5301011164-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5301011164-4">{</span><span·class="ss">re_pattern</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 2106 | ················</span><span·class="p"·data-group-id=" | 2106 | ················</span><span·class="p"·data-group-id="5301011164-5"><<</span><span·class="mi">69</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">67</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">119</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="w"> |
| 2107 | ··················</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 2107 | ··················</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5301011164-5">>></span><span·class="p"·data-group-id="5301011164-4">}</span><span·class="p"·data-group-id="5301011164-3">}</span><span·class="gp·unselectable"> |
| 2108 | 2>·</span><span·class="p"·data-group-id=" | 2108 | 2>·</span><span·class="p"·data-group-id="5301011164-6">{</span><span·class="ss">namelist</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="5301011164-6">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·251,·SHA:·35a1915e3876c4a3fec1e189ea0469c46bdd5da20436228935833f04aa4761f2·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 2109 | </span><span·class="p"·data-group-id="6319205803-8">{</span><span·class="ss">namelist</span><span·class="p">,</span><span·class="p"·data-group-id="6319205803-9">[</span><span·class="p"·data-group-id="6319205803-10"><<</span><span·class="s">"A"</span><span·class="p"·data-group-id="6319205803-10">>></span><span·class="p">,</span><span·class="p"·data-group-id="6319205803-11"><<</span><span·class="s">"B"</span><span·class="p"·data-group-id="6319205803-11">>></span><span·class="p">,</span><span·class="p"·data-group-id="6319205803-12"><<</span><span·class="s">"C"</span><span·class="p"·data-group-id="6319205803-12">>></span><span·class="p"·data-group-id="6319205803-9">]</span><span·class="p"·data-group-id="6319205803-8">}</span><span·class="gp·unselectable"> | ||
| 2110 | 3>·</span><span·class="p"·data-group-id="6319205803-13">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="n">L</span><span·class="p"·data-group-id="6319205803-13">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="6319205803-14">(</span><span·class="s">"AA"</span><span·class="p">,</span><span·class="n">MP</span><span·class="p">,</span><span·class="p"·data-group-id="6319205803-15">[</span><span·class="p"·data-group-id="6319205803-16">{</span><span·class="ss">capture</span><span·class="p">,</span><span·class="ss">all_names</span><span·class="p">,</span><span·class="ss">binary</span><span·class="p"·data-group-id="6319205803-16">}</span><span·class="p"·data-group-id="6319205803-15">]</span><span·class="p"·data-group-id="6319205803-14">)</span><span·class="p">.</span><span·class="w"> | ||
| 2111 | </span><span·class="p"·data-group-id=" | 2109 | </span><span·class="p"·data-group-id="5301011164-8">{</span><span·class="ss">namelist</span><span·class="p">,</span><span·class="p"·data-group-id="5301011164-9">[</span><span·class="p"·data-group-id="5301011164-10"><<</span><span·class="s">"A"</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·493,·SHA:·bb429d204ce50307a81a15538f65fbecda1e667439e6e0e8cdca00aee33d89f2·...·]">}</span><span·class="gp·unselectable"> |
| 2110 | 3>·</span><span·class="p"·data-group-id="5301011164-13">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="n">L</span><span·class="p"·data-group-id="5301011164-13">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="5301011164-14">(</span><span·class="s">"AA"</span><span·class="p">,</span><span·class="n">MP</span><span·class="p">,</span><span·class="p"·data-group-id="5301011164-15">[</span><span·class="p"·data-group-id="5301011164-16">{</span><span·class="ss">capture</span><span·class="p">,</span><span·class="ss">all_names</span><span·class="p">,</span><span·class="ss">binary</span><span·class="p"·data-group-id="5301011164-16">}</span><span·class="p"·data-group-id="5301011164-15">]</span><span·class="p"·data-group-id="5301011164-14">)</span><span·class="p">.</span><span·class="w"> | ||
| 2111 | </span><span·class="p"·data-group-id="5301011164-17">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="p"·data-group-id="5301011164-18">[</span><span·class="p"·data-group-id="5301011164-19"><<</span><span·class="s">"A"</span><span·class="p"·data-group-id="5301011164-19">>></span><span·class="p">,</span><span·class="p"·data-group-id="5301011164-20"><<</span><span·class="p"·data-group-id="5301011164-20">>></span><span·class="p">,</span><span·class="p"·data-group-id="5301011164-21"><<</span><span·class="p"·data-group-id="5301011164-21">>></span><span·class="p"·data-group-id="5301011164-18">]</span><span·class="p"·data-group-id="5301011164-17">}</span><span·class="gp·unselectable"> | ||
| 2112 | 4>·</span><span·class="n">NameMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">zip</span><span·class="p"·data-group-id=" | 2112 | 4>·</span><span·class="n">NameMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">zip</span><span·class="p"·data-group-id="5301011164-22">(</span><span·class="n">N</span><span·class="p">,</span><span·class="n">L</span><span·class="p"·data-group-id="5301011164-22">)</span><span·class="p">.</span><span·class="w"> |
| 2113 | </span><span·class="p"·data-group-id=" | 2113 | </span><span·class="p"·data-group-id="5301011164-23">[</span><span·class="p"·data-group-id="5301011164-24">{</span><span·class="p"·data-group-id="5301011164-25"><<</span><span·class="s">"A"</span><span·class="p"·data-group-id="5301011164-25">>></span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·1128,·SHA:·aed28d8248ad431d732f14297e4c6d0c89adf60f11db23ec729fbd73705b7126·...·]-23">]</span></code></pre> |
| 2114 | ··</section> | 2114 | ··</section> |
| 2115 | </section> | 2115 | </section> |
| 2116 | <section·class="detail"·id="replace/3"> | 2116 | <section·class="detail"·id="replace/3"> |
| 2117 | ··<div·class="detail-header"> | 2117 | ··<div·class="detail-header"> |
| 2118 | ····<a·href="#replace/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2118 | ····<a·href="#replace/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 2119 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 2119 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 2198, 24 lines modified | Offset 2198, 24 lines modified | ||
| 2198 | both·the·regular·expression·and·<code·class="inline">Subject</code>·are·to·specified·as·valid·Unicode | 2198 | both·the·regular·expression·and·<code·class="inline">Subject</code>·are·to·specified·as·valid·Unicode |
| 2199 | <code·class="inline">charlist()</code>s.</p><p>If·the·replacement·is·given·as·a·string,·it·can·contain·the·special·character | 2199 | <code·class="inline">charlist()</code>s.</p><p>If·the·replacement·is·given·as·a·string,·it·can·contain·the·special·character |
| 2200 | <code·class="inline">&</code>,·which·inserts·the·whole·matching·expression·in·the·result,·and·the·special | 2200 | <code·class="inline">&</code>,·which·inserts·the·whole·matching·expression·in·the·result,·and·the·special |
| 2201 | sequence·<code·class="inline">\</code>N·(where·N·is·an·integer·>·0),·<code·class="inline">\g</code>N,·or·<code·class="inline">\g{</code>N<code·class="inline">}</code>,·resulting·in·the | 2201 | sequence·<code·class="inline">\</code>N·(where·N·is·an·integer·>·0),·<code·class="inline">\g</code>N,·or·<code·class="inline">\g{</code>N<code·class="inline">}</code>,·resulting·in·the |
| 2202 | subexpression·number·N,·is·inserted·in·the·result.·If·no·subexpression·with·that | 2202 | subexpression·number·N,·is·inserted·in·the·result.·If·no·subexpression·with·that |
| 2203 | number·is·generated·by·the·regular·expression,·nothing·is·inserted.</p><p>To·insert·an·&·or·a·\·in·the·result,·precede·it·with·a·\.·Notice·that·Erlang | 2203 | number·is·generated·by·the·regular·expression,·nothing·is·inserted.</p><p>To·insert·an·&·or·a·\·in·the·result,·precede·it·with·a·\.·Notice·that·Erlang |
| 2204 | already·gives·a·special·meaning·to·\·in·literal·strings,·so·a·single·\·must·be | 2204 | already·gives·a·special·meaning·to·\·in·literal·strings,·so·a·single·\·must·be |
| 2205 | written·as·<code·class="inline">"\\"</code>·and·therefore·a·double·\·as·<code·class="inline">"\\\\"</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">replace</span><span·class="p"·data-group-id=" | 2205 | written·as·<code·class="inline">"\\"</code>·and·therefore·a·double·\·as·<code·class="inline">"\\\\"</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">replace</span><span·class="p"·data-group-id="8158887047-1">(</span><span·class="s">"abcd"</span><span·class="p">,</span><span·class="s">"c"</span><span·class="p">,</span><span·class="s">"[&]"</span><span·class="p">,</span><span·class="p"·data-group-id="8158887047-2">[·...·truncated·by·diffoscope;·len:·290,·SHA:·86a2ce1860bed0057c6ce41a7cee7e1c51d6868d8fd09797b3028d61f025548f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 2206 | </span><span·class="s">"ab[c]d"</span></code></pre><p>while</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">replace</span><span·class="p"·data-group-id=" | 2206 | </span><span·class="s">"ab[c]d"</span></code></pre><p>while</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">replace</span><span·class="p"·data-group-id="5240354512-1">(</span><span·class="s">"abcd"</span><span·class="p">,</span><span·class="s">"c"</span><span·class="p">,</span><span·class="s">"[\\&]"</span><span·class="p">,</span><span·class="p"·data-group-id="5240354512-2[·...·truncated·by·diffoscope;·len:·292,·SHA:·59b72fb0e397a5fb5b94db61177e269b538c007a8a658ffa11376db3f5f06fd0·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 2207 | </span><span·class="s">"ab[&]d"</span></code></pre><p>If·the·replacement·is·given·as·a·fun,·it·will·be·called·with·the·whole·matching | 2207 | </span><span·class="s">"ab[&]d"</span></code></pre><p>If·the·replacement·is·given·as·a·fun,·it·will·be·called·with·the·whole·matching |
| 2208 | expression·as·the·first·argument·and·a·list·of·subexpression·matches·in·the | 2208 | expression·as·the·first·argument·and·a·list·of·subexpression·matches·in·the |
| 2209 | order·in·which·they·appear·in·the·regular·expression.·The·returned·value·will·be | 2209 | order·in·which·they·appear·in·the·regular·expression.·The·returned·value·will·be |
| 2210 | inserted·in·the·result.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">replace</span><span·class="p"·data-group-id=" | 2210 | inserted·in·the·result.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">replace</span><span·class="p"·data-group-id="8849128292-1">(</span><span·class="s">"abcd"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">".(.)"</span><span·class="p">,</span><span·class="w"> |
| 2211 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 2211 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id="8849128292-2">(</span><span·class="n">Whole</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8849128292-3">[</span><span·class="p"·data-group-id="8849128292-4"><<</span><span·class="n">C</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·133,·SHA:·94e004f51842ff20161835802715f9e39a25112043e04ec569a931fac0b65e46·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 2212 | ·········</span><span·class="p"·data-group-id=" | 2212 | ·········</span><span·class="p"·data-group-id="8849128292-5"><<</span><span·class="sc">$#</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Whole</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="w">·</span><span·class="sc">$-</sp[·...·truncated·by·diffoscope;·len:·492,·SHA:·fb61417ea0a1d81c6ae9b9795001186a27800c6116709c5a0fba40c13a6eeb6c·...·]-5">>></span><span·class="w"> |
| 2213 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 2213 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 2214 | ····</span><span·class="p"·data-group-id=" | 2214 | ····</span><span·class="p"·data-group-id="8849128292-7">[</span><span·class="p"·data-group-id="8849128292-8">{</span><span·class="ss">return</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">list</span><span·class="p"·data-group-id="8849128292-8">}</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·72,·SHA:·a24b8ba879981a41c4ba9025699d6eeb872e3ee17f7e10a65ba088c04d05acd3·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 2215 | </span><span·class="s">"#ab-B#cd"</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Non-matching·optional·subexpressions·will·not·be·included·in·the·list·of | 2215 | </span><span·class="s">"#ab-B#cd"</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Non-matching·optional·subexpressions·will·not·be·included·in·the·list·of |
| 2216 | subexpression·matches·if·they·are·the·last·subexpressions·in·the·regular | 2216 | subexpression·matches·if·they·are·the·last·subexpressions·in·the·regular |
| 2217 | expression.</p><p><em>Example:</em></p><p>The·regular·expression·<code·class="inline">"(a)(b)?(c)?"</code>·("a",·optionally·followed·by·"b", | 2217 | expression.</p><p><em>Example:</em></p><p>The·regular·expression·<code·class="inline">"(a)(b)?(c)?"</code>·("a",·optionally·followed·by·"b", |
| 2218 | optionally·followed·by·"c")·will·create·the·following·subexpression·lists:</p><ul><li><code·class="inline">[<<"a">>,·<<"b">>,·<<"c">>]</code>·when·applied·to·the·string·<code·class="inline">"abc"</code></li><li><code·class="inline">[<<"a">>,·<<>>,·<<"c">>]</code>·when·applied·to·the·string·<code·class="inline">"acx"</code></li><li><code·class="inline">[<<"a">>,·<<"b">>]</code>·when·applied·to·the·string·<code·class="inline">"abx"</code></li><li><code·class="inline">[<<"a">>]</code>·when·applied·to·the·string·<code·class="inline">"axx"</code></li></ul></section><p>As·with·<a·href="#run/3"><code·class="inline">run/3</code></a>,·compilation·errors·raise·the·<code·class="inline">badarg</code>·exception. | 2218 | optionally·followed·by·"c")·will·create·the·following·subexpression·lists:</p><ul><li><code·class="inline">[<<"a">>,·<<"b">>,·<<"c">>]</code>·when·applied·to·the·string·<code·class="inline">"abc"</code></li><li><code·class="inline">[<<"a">>,·<<>>,·<<"c">>]</code>·when·applied·to·the·string·<code·class="inline">"acx"</code></li><li><code·class="inline">[<<"a">>,·<<"b">>]</code>·when·applied·to·the·string·<code·class="inline">"abx"</code></li><li><code·class="inline">[<<"a">>]</code>·when·applied·to·the·string·<code·class="inline">"axx"</code></li></ul></section><p>As·with·<a·href="#run/3"><code·class="inline">run/3</code></a>,·compilation·errors·raise·the·<code·class="inline">badarg</code>·exception. |
| 2219 | <a·href="#compile/2"><code·class="inline">compile/2</code></a>·can·be·used·to·get·more·information·about·the·error.</p> | 2219 | <a·href="#compile/2"><code·class="inline">compile/2</code></a>·can·be·used·to·get·more·information·about·the·error.</p> |
| 2220 | ··</section> | 2220 | ··</section> |
| 2221 | </section> | 2221 | </section> |
| Offset 2320, 27 lines modified | Offset 2320, 27 lines modified | ||
| 2320 | any·matching·subexpressions·(or·as·specified·by·option·<code·class="inline">capture</code>.·The | 2320 | any·matching·subexpressions·(or·as·specified·by·option·<code·class="inline">capture</code>.·The |
| 2321 | <code·class="inline">Captured</code>·part·of·the·return·value·is·hence·a·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:list/0"><code·class="inline">list/0</code></a>·of·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:list/0"><code·class="inline">list/0</code></a>s·when | 2321 | <code·class="inline">Captured</code>·part·of·the·return·value·is·hence·a·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:list/0"><code·class="inline">list/0</code></a>·of·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:list/0"><code·class="inline">list/0</code></a>s·when |
| 2322 | this·option·is·specified.</p><p>The·interaction·of·option·<code·class="inline">global</code>·with·a·regular·expression·that·matches·an | 2322 | this·option·is·specified.</p><p>The·interaction·of·option·<code·class="inline">global</code>·with·a·regular·expression·that·matches·an |
| 2323 | empty·string·surprises·some·users.·When·option·<code·class="inline">global</code>·is·specified, | 2323 | empty·string·surprises·some·users.·When·option·<code·class="inline">global</code>·is·specified, |
| 2324 | <a·href="#run/3"><code·class="inline">run/3</code></a>·handles·empty·matches·in·the·same·way·as·Perl:·a | 2324 | <a·href="#run/3"><code·class="inline">run/3</code></a>·handles·empty·matches·in·the·same·way·as·Perl:·a |
| 2325 | zero-length·match·at·any·point·is·also·retried·with·options | 2325 | zero-length·match·at·any·point·is·also·retried·with·options |
| 2326 | <code·class="inline">[anchored,·notempty_atstart]</code>.·If·that·search·gives·a·result·of·length·>·0, | 2326 | <code·class="inline">[anchored,·notempty_atstart]</code>.·If·that·search·gives·a·result·of·length·>·0, |
| 2327 | the·result·is·included.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id=" | 2327 | the·result·is·included.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="7671841740-1">(</span><span·class="s">"cat"</span><span·class="p">,</span><span·class="s">"(|at)"</span><span·class="p">,</span><span·class="p"·data-group-id="7671841740-2">[</span><span·class="ss">global</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·69,·SHA:·20ebcef72f1d03d79f9a0b10909c2f637ac83863a57f048af293a36c93869038·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·following·matchings·are·performed:</p><ul><li><p><strong>At·offset·<code·class="inline">0</code></strong>·-·The·regular·expression·<code·class="inline">(|at)</code>·first·match·at·the |
| 2328 | initial·position·of·string·<code·class="inline">cat</code>,·giving·the·result·set·<code·class="inline">[{0,0},{0,0}]</code>·(the | 2328 | initial·position·of·string·<code·class="inline">cat</code>,·giving·the·result·set·<code·class="inline">[{0,0},{0,0}]</code>·(the |
| 2329 | second·<code·class="inline">{0,0}</code>·is·because·of·the·subexpression·marked·by·the·parentheses). | 2329 | second·<code·class="inline">{0,0}</code>·is·because·of·the·subexpression·marked·by·the·parentheses). |
| 2330 | As·the·length·of·the·match·is·0,·we·do·not·advance·to·the·next·position·yet.</p></li><li><p><strong>At·offset·<code·class="inline">0</code>·with·<code·class="inline">[anchored,·notempty_atstart]</code></strong>·-·The·search·is | 2330 | As·the·length·of·the·match·is·0,·we·do·not·advance·to·the·next·position·yet.</p></li><li><p><strong>At·offset·<code·class="inline">0</code>·with·<code·class="inline">[anchored,·notempty_atstart]</code></strong>·-·The·search·is |
| 2331 | retried·with·options·<code·class="inline">[anchored,·notempty_atstart]</code>·at·the·same·position, | 2331 | retried·with·options·<code·class="inline">[anchored,·notempty_atstart]</code>·at·the·same·position, |
| 2332 | which·does·not·give·any·interesting·result·of·longer·length,·so·the·search | 2332 | which·does·not·give·any·interesting·result·of·longer·length,·so·the·search |
| 2333 | position·is·advanced·to·the·next·character·(<code·class="inline">a</code>).</p></li><li><p><strong>At·offset·<code·class="inline">1</code></strong>·-·The·search·results·in·<code·class="inline">[{1,0},{1,0}]</code>,·so·this·search·is | 2333 | position·is·advanced·to·the·next·character·(<code·class="inline">a</code>).</p></li><li><p><strong>At·offset·<code·class="inline">1</code></strong>·-·The·search·results·in·<code·class="inline">[{1,0},{1,0}]</code>,·so·this·search·is |
| 2334 | also·repeated·with·the·extra·options.</p></li><li><p><strong>At·offset·<code·class="inline">1</code>·with·<code·class="inline">[anchored,·notempty_atstart]</code></strong>·-·Alternative·<code·class="inline">ab</code>·is | 2334 | also·repeated·with·the·extra·options.</p></li><li><p><strong>At·offset·<code·class="inline">1</code>·with·<code·class="inline">[anchored,·notempty_atstart]</code></strong>·-·Alternative·<code·class="inline">ab</code>·is |
| 2335 | found·and·the·result·is·[{1,2},{1,2}].·The·result·is·added·to·the·list | 2335 | found·and·the·result·is·[{1,2},{1,2}].·The·result·is·added·to·the·list |
| 2336 | of·results·and·the·position·in·the·search·string·is·advanced·two·steps.</p></li><li><p><strong>At·offset·<code·class="inline">3</code></strong>·-·The·search·once·again·matches·the·empty·string,·giving | 2336 | of·results·and·the·position·in·the·search·string·is·advanced·two·steps.</p></li><li><p><strong>At·offset·<code·class="inline">3</code></strong>·-·The·search·once·again·matches·the·empty·string,·giving |
| 2337 | <code·class="inline">[{3,0},{3,0}]</code>.</p></li><li><p><strong>At·offset·<code·class="inline">1</code>·with·<code·class="inline">[anchored,·notempty_atstart]</code></strong>·-·This·gives·no·result | 2337 | <code·class="inline">[{3,0},{3,0}]</code>.</p></li><li><p><strong>At·offset·<code·class="inline">1</code>·with·<code·class="inline">[anchored,·notempty_atstart]</code></strong>·-·This·gives·no·result |
| 2338 | of·length·>·0·and·we·are·at·the·last·position,·so·the·global·search·is | 2338 | of·length·>·0·and·we·are·at·the·last·position,·so·the·global·search·is |
| 2339 | complete.</p></li></ul><p>The·result·of·the·call·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 2339 | complete.</p></li></ul><p>The·result·of·the·call·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3385996025-1">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="p"·data-group-id="3385996025-2">[</span><span·class="p"·data-group-id="3385996025-3">[</span><span·class="p"·data-group-id="3385996025-4">{</span><span·class="mi">0</sp[·...·truncated·by·diffoscope;·len:·2008,·SHA:·986c2c5a336ad6195129d50a0bc4de9cdc65e30696441d2aaa5d1c38513787ae·...·]-1">}</span></code></pre></li><li><p><strong><code·class="inline">notempty</code></strong>·-·An·empty·string·is·not·considered·to·be·a·valid·match·if·this |
| 2340 | option·is·specified.·If·alternatives·in·the·pattern·exist,·they·are·tried.·If | 2340 | option·is·specified.·If·alternatives·in·the·pattern·exist,·they·are·tried.·If |
| 2341 | all·the·alternatives·match·the·empty·string,·the·entire·match·fails.</p><p><em>Example:</em></p><p>If·the·following·pattern·is·applied·to·a·string·not·beginning·with·"a"·or·"b", | 2341 | all·the·alternatives·match·the·empty·string,·the·entire·match·fails.</p><p><em>Example:</em></p><p>If·the·following·pattern·is·applied·to·a·string·not·beginning·with·"a"·or·"b", |
| 2342 | it·would·normally·match·the·empty·string·at·the·start·of·the·subject:</p><pre><code·class="text">a?b?</code></pre><p>With·option·<code·class="inline">notempty</code>,·this·match·is·invalid,·so·<a·href="#run/3"><code·class="inline">run/3</code></a>·searches | 2342 | it·would·normally·match·the·empty·string·at·the·start·of·the·subject:</p><pre><code·class="text">a?b?</code></pre><p>With·option·<code·class="inline">notempty</code>,·this·match·is·invalid,·so·<a·href="#run/3"><code·class="inline">run/3</code></a>·searches |
| 2343 | further·into·the·string·for·occurrences·of·"a"·or·"b".</p></li><li><p><strong><code·class="inline">notempty_atstart</code></strong>·-·Like·<code·class="inline">notempty</code>,·except·that·an·empty·string·match | 2343 | further·into·the·string·for·occurrences·of·"a"·or·"b".</p></li><li><p><strong><code·class="inline">notempty_atstart</code></strong>·-·Like·<code·class="inline">notempty</code>,·except·that·an·empty·string·match |
| 2344 | that·is·not·at·the·start·of·the·subject·is·permitted.·If·the·pattern·is | 2344 | that·is·not·at·the·start·of·the·subject·is·permitted.·If·the·pattern·is |
| 2345 | anchored,·such·a·match·can·occur·only·if·the·pattern·contains·\K.</p><p>Perl·has·no·direct·equivalent·of·<code·class="inline">notempty</code>·or·<code·class="inline">notempty_atstart</code>,·but·it·does | 2345 | anchored,·such·a·match·can·occur·only·if·the·pattern·contains·\K.</p><p>Perl·has·no·direct·equivalent·of·<code·class="inline">notempty</code>·or·<code·class="inline">notempty_atstart</code>,·but·it·does |
| 2346 | make·a·special·case·of·a·pattern·match·of·the·empty·string·within·its·split() | 2346 | make·a·special·case·of·a·pattern·match·of·the·empty·string·within·its·split() |
| Offset 2403, 20 lines modified | Offset 2403, 20 lines modified | ||
| 2403 | than·the·total·number·of·calls,·because·not·all·calls·to·match()·are | 2403 | than·the·total·number·of·calls,·because·not·all·calls·to·match()·are |
| 2404 | recursive.·This·limit·is·of·use·only·if·it·is·set·smaller·than | 2404 | recursive.·This·limit·is·of·use·only·if·it·is·set·smaller·than |
| 2405 | match_limit.</p><p>Limiting·the·recursion·depth·limits·the·amount·of·machine·stack·that | 2405 | match_limit.</p><p>Limiting·the·recursion·depth·limits·the·amount·of·machine·stack·that |
| 2406 | can·be·used,·or,·when·PCRE·has·been·compiled·to·use·memory·on·the·heap | 2406 | can·be·used,·or,·when·PCRE·has·been·compiled·to·use·memory·on·the·heap |
| 2407 | instead·of·the·stack,·the·amount·of·heap·memory·that·can·be·used.</p></blockquote><p>The·Erlang·VM·uses·a·PCRE·library·where·heap·memory·is·used·when·regular | 2407 | instead·of·the·stack,·the·amount·of·heap·memory·that·can·be·used.</p></blockquote><p>The·Erlang·VM·uses·a·PCRE·library·where·heap·memory·is·used·when·regular |
| 2408 | expression·match·recursion·occurs.·This·therefore·limits·the·use·of·machine | 2408 | expression·match·recursion·occurs.·This·therefore·limits·the·use·of·machine |
| 2409 | heap,·not·C·stack.</p><p>Specifying·a·lower·value·can·result·in·matches·with·deep·recursion·failing, | 2409 | heap,·not·C·stack.</p><p>Specifying·a·lower·value·can·result·in·matches·with·deep·recursion·failing, |
| 2410 | when·they·should·have·matched:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id=" | 2410 | when·they·should·have·matched:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="1394290970-1">(</span><span·class="s">"aaaaaaaaaaaaaz"</span><span·class="p">,</span><span·class="s">"(a+)*z"</span><span·class="p"·data-group-id="1394290970-1">)</span><span·class="p">.</span><span·class="w"> |
| 2411 | </span><span·class="p"·data-group-id=" | 2411 | </span><span·class="p"·data-group-id="1394290970-2">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="p"·data-group-id="1394290970-3">[</span><span·class="p"·data-group-id="1394290970-4">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">14</span>[·...·truncated·by·diffoscope;·len:·352,·SHA:·7c38d33203756585813258cb225ab9a0e42e7afea9b6e0493087f3315bfecedc·...·]-2">}</span><span·class="gp·unselectable"> |
| 2412 | 2>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id=" | 2412 | 2>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="1394290970-6">(</span><span·class="s">"aaaaaaaaaaaaaz"</span><span·class="p">,</span><span·class="s">"(a+)*z"</span><span·class="p">,</span><span·class="p"·data-group-id="1394290970-7">[</span><span·class="p"·data-group-id="1394290970-8[·...·truncated·by·diffoscope;·len:·251,·SHA:·06ff19034c6c654796b05c635768d4dbfa02f611f1b7d075688bfefcc4b4ed8f·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 2413 | </span><span·class="ss">nomatch</span><span·class="gp·unselectable"> | 2413 | </span><span·class="ss">nomatch</span><span·class="gp·unselectable"> |
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| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 152 | <p>The·following·functions·in·this·module·also·exist·and·provide·the·same | 152 | <p>The·following·functions·in·this·module·also·exist·and·provide·the·same |
| 153 | functionality·in·the·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>·and·<a·href="ordsets.html"><code·class="inline">ordsets</code></a>·modules.·That·is,·by·only | 153 | functionality·in·the·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>·and·<a·href="ordsets.html"><code·class="inline">ordsets</code></a>·modules.·That·is,·by·only |
| 154 | changing·the·module·name·for·each·call,·you·can·try·out·different·set | 154 | changing·the·module·name·for·each·call,·you·can·try·out·different·set |
| 155 | representations.</p><ul><li><a·href="#add_element/2"><code·class="inline">add_element/2</code></a></li><li><a·href="#del_element/2"><code·class="inline">del_element/2</code></a></li><li><a·href="#filter/2"><code·class="inline">filter/2</code></a></li><li><a·href="#filtermap/2"><code·class="inline">filtermap/2</code></a></li><li><a·href="#fold/3"><code·class="inline">fold/3</code></a></li><li><a·href="#from_list/1"><code·class="inline">from_list/1</code></a></li><li><a·href="#intersection/1"><code·class="inline">intersection/1</code></a></li><li><a·href="#intersection/2"><code·class="inline">intersection/2</code></a></li><li><a·href="#is_element/2"><code·class="inline">is_element/2</code></a></li><li><a·href="#is_empty/1"><code·class="inline">is_empty/1</code></a></li><li><a·href="#is_equal/2"><code·class="inline">is_equal/2</code></a></li><li><a·href="#is_set/1"><code·class="inline">is_set/1</code></a></li><li><a·href="#is_subset/2"><code·class="inline">is_subset/2</code></a></li><li><a·href="#map/2"><code·class="inline">map/2</code></a></li><li><a·href="#new/0"><code·class="inline">new/0</code></a></li><li><a·href="#size/1"><code·class="inline">size/1</code></a></li><li><a·href="#subtract/2"><code·class="inline">subtract/2</code></a></li><li><a·href="#to_list/1"><code·class="inline">to_list/1</code></a></li><li><a·href="#union/1"><code·class="inline">union/1</code></a></li><li><a·href="#union/2"><code·class="inline">union/2</code></a></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>While·the·three·set·implementations·offer·the·same·<em>functionality</em>·with | 155 | representations.</p><ul><li><a·href="#add_element/2"><code·class="inline">add_element/2</code></a></li><li><a·href="#del_element/2"><code·class="inline">del_element/2</code></a></li><li><a·href="#filter/2"><code·class="inline">filter/2</code></a></li><li><a·href="#filtermap/2"><code·class="inline">filtermap/2</code></a></li><li><a·href="#fold/3"><code·class="inline">fold/3</code></a></li><li><a·href="#from_list/1"><code·class="inline">from_list/1</code></a></li><li><a·href="#intersection/1"><code·class="inline">intersection/1</code></a></li><li><a·href="#intersection/2"><code·class="inline">intersection/2</code></a></li><li><a·href="#is_element/2"><code·class="inline">is_element/2</code></a></li><li><a·href="#is_empty/1"><code·class="inline">is_empty/1</code></a></li><li><a·href="#is_equal/2"><code·class="inline">is_equal/2</code></a></li><li><a·href="#is_set/1"><code·class="inline">is_set/1</code></a></li><li><a·href="#is_subset/2"><code·class="inline">is_subset/2</code></a></li><li><a·href="#map/2"><code·class="inline">map/2</code></a></li><li><a·href="#new/0"><code·class="inline">new/0</code></a></li><li><a·href="#size/1"><code·class="inline">size/1</code></a></li><li><a·href="#subtract/2"><code·class="inline">subtract/2</code></a></li><li><a·href="#to_list/1"><code·class="inline">to_list/1</code></a></li><li><a·href="#union/1"><code·class="inline">union/1</code></a></li><li><a·href="#union/2"><code·class="inline">union/2</code></a></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>While·the·three·set·implementations·offer·the·same·<em>functionality</em>·with |
| 156 | respect·to·the·aforementioned·functions,·their·overall·<em>behavior</em>·may·differ. | 156 | respect·to·the·aforementioned·functions,·their·overall·<em>behavior</em>·may·differ. |
| 157 | As·mentioned,·this·module·considers·elements·as·different·if·and·only·if·they | 157 | As·mentioned,·this·module·considers·elements·as·different·if·and·only·if·they |
| 158 | do·not·match·(<code·class="inline">=:=</code>),·while·both·<a·href="ordsets.html"><code·class="inline">ordsets</code></a>·and·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>·consider·elements | 158 | do·not·match·(<code·class="inline">=:=</code>),·while·both·<a·href="ordsets.html"><code·class="inline">ordsets</code></a>·and·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>·consider·elements |
| 159 | as·different·if·and·only·if·they·do·not·compare·equal·(<code·class="inline">==</code>).</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">is_element</span><span·class="p"·data-group-id=" | 159 | as·different·if·and·only·if·they·do·not·compare·equal·(<code·class="inline">==</code>).</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">is_element</span><span·class="p"·data-group-id="4849002038-1">(</span><span·class="mf">1.0</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="4849002038-2">(</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·204,·SHA:·e6033af9de12bcf526b96c9e2e883b8824fef75eb4027c42a84c27f10e4c3ffc·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="ss">false</span><span·class="gp·unselectable"> | 160 | </span><span·class="ss">false</span><span·class="gp·unselectable"> |
| 161 | 2>·</span><span·class="nc">ordsets</span><span·class="p">:</span><span·class="nf">is_element</span><span·class="p"·data-group-id=" | 161 | 2>·</span><span·class="nc">ordsets</span><span·class="p">:</span><span·class="nf">is_element</span><span·class="p"·data-group-id="4849002038-4">(</span><span·class="mf">1.0</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ordsets</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="4849002038-5">(</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·207,·SHA:·3d240cc0a8367907de14336b19bd557afbe53fb5ca3750380df7a576e2404554·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 162 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 163 | 2>·</span><span·class="nc">gb_sets</span><span·class="p">:</span><span·class="nf">is_element</span><span·class="p"·data-group-id=" | 163 | 2>·</span><span·class="nc">gb_sets</span><span·class="p">:</span><span·class="nf">is_element</span><span·class="p"·data-group-id="4849002038-7">(</span><span·class="mf">1.0</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">gb_sets</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="4849002038-8">(</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·207,·SHA:·e666b8ca32627d438d3883f74ada7e56715cce8c2b8812079cd117328d2aa722·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="ss">true</span></code></pre></section><h2·id="module-see-also"·class="section-heading"> | 164 | </span><span·class="ss">true</span></code></pre></section><h2·id="module-see-also"·class="section-heading"> |
| 165 | ··<a·href="#module-see-also"·class="hover-link"> | 165 | ··<a·href="#module-see-also"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">See·Also</span> | 168 | ··<span·class="text">See·Also</span> |
| 169 | </h2> | 169 | </h2> |
| 170 | <p><a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>,·<a·href="ordsets.html"><code·class="inline">ordsets</code></a></p> | 170 | <p><a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>,·<a·href="ordsets.html"><code·class="inline">ordsets</code></a></p> |
| Offset 1172, 15 lines modified | Offset 1172, 15 lines modified | ||
| 1172 | ······<p·class="built-using"> | 1172 | ······<p·class="built-using"> |
| 1173 | ········Built·using | 1173 | ········Built·using |
| 1174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1176 | ······</p> | 1176 | ······</p> |
| 1177 | <p>Copyright·©·1996-202 | 1177 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1178 | ····</footer> | 1178 | ····</footer> |
| 1179 | ··</div> | 1179 | ··</div> |
| 1180 | </main> | 1180 | </main> |
| 1181 | </div> | 1181 | </div> |
| 1182 | <script> | 1182 | <script> |
| 1183 | ··function·mermaidLoaded()·{ | 1183 | ··function·mermaidLoaded()·{ |
| 1184 | ····mermaid.initialize({ | 1184 | ····mermaid.initialize({ |
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| 162 | used·by·the·compiler·are·unavailable·at·runtime.·So,·to·read·the·record·syntax | 162 | used·by·the·compiler·are·unavailable·at·runtime.·So,·to·read·the·record·syntax |
| 163 | and·print·tuples·as·records·when·possible,·record·definitions·must·be·maintained | 163 | and·print·tuples·as·records·when·possible,·record·definitions·must·be·maintained |
| 164 | by·the·shell·itself.</p><p>The·shell·commands·for·reading,·defining,·forgetting,·listing,·and·printing | 164 | by·the·shell·itself.</p><p>The·shell·commands·for·reading,·defining,·forgetting,·listing,·and·printing |
| 165 | records·are·described·below.·Notice·that·each·job·has·its·own·set·of·record | 165 | records·are·described·below.·Notice·that·each·job·has·its·own·set·of·record |
| 166 | definitions.·To·facilitate·matters,·record·definitions·in·modules | 166 | definitions.·To·facilitate·matters,·record·definitions·in·modules |
| 167 | <code·class="inline">shell_default</code>·and·<code·class="inline">user_default</code>·(if·loaded)·are·read·each·time·a·new·job·is | 167 | <code·class="inline">shell_default</code>·and·<code·class="inline">user_default</code>·(if·loaded)·are·read·each·time·a·new·job·is |
| 168 | started.·For·example,·adding·the·following·line·to·<code·class="inline">user_default</code>·makes·the | 168 | started.·For·example,·adding·the·following·line·to·<code·class="inline">user_default</code>·makes·the |
| 169 | definition·of·<code·class="inline">file_info</code>·readily·available·in·the·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 169 | definition·of·<code·class="inline">file_info</code>·readily·available·in·the·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="7315188947-1">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="7315188947-1">)</span><span·class="p">.</span></code></pre><p>The·shell·runs·in·two·modes:</p><ul><li><code·class="inline">Normal·(possibly·restricted)</code>·mode,·in·which·commands·can·be·edited·and |
| 170 | expressions·evaluated</li><li>Job·Control·Mode,·<code·class="inline">JCL</code>,·in·which·jobs·can·be·started,·killed,·detached,·and | 170 | expressions·evaluated</li><li>Job·Control·Mode,·<code·class="inline">JCL</code>,·in·which·jobs·can·be·started,·killed,·detached,·and |
| 171 | connected</li></ul><p>Only·the·currently·connected·job·can·'talk'·to·the·shell.</p><h2·id="module-shell-commands"·class="section-heading"> | 171 | connected</li></ul><p>Only·the·currently·connected·job·can·'talk'·to·the·shell.</p><h2·id="module-shell-commands"·class="section-heading"> |
| 172 | ··<a·href="#module-shell-commands"·class="hover-link"> | 172 | ··<a·href="#module-shell-commands"·class="hover-link"> |
| 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 174 | ··</a> | 174 | ··</a> |
| 175 | ··<span·class="text">Shell·Commands</span> | 175 | ··<span·class="text">Shell·Commands</span> |
| 176 | </h2> | 176 | </h2> |
| Offset 230, 114 lines modified | Offset 230, 114 lines modified | ||
| 230 | ··<a·href="#module-example"·class="hover-link"> | 230 | ··<a·href="#module-example"·class="hover-link"> |
| 231 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 231 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 232 | ··</a> | 232 | ··</a> |
| 233 | ··<span·class="text">Example</span> | 233 | ··<span·class="text">Example</span> |
| 234 | </h2> | 234 | </h2> |
| 235 | <p>The·following·example·is·a·long·dialog·with·the·shell.·Commands·starting·with | 235 | <p>The·following·example·is·a·long·dialog·with·the·shell.·Commands·starting·with |
| 236 | <code·class="inline">></code>·are·inputs·to·the·shell.·All·other·lines·are·output·from·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">strider</span><span·class="w">·</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="ss">erl</span><span·class="w"> | 236 | <code·class="inline">></code>·are·inputs·to·the·shell.·All·other·lines·are·output·from·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">strider</span><span·class="w">·</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="ss">erl</span><span·class="w"> |
| 237 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id=" | 237 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id="1849695910-1">(</span><span·class="n">BEAM</span><span·class="p"·data-group-id="1849695910-1">)</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="mf">5.[·...·truncated·by·diffoscope;·len:·364,·SHA:·3fcbac708a8fde2b6994ba24795d459c492b3cbe9412d77496db1e32ff1c3f8c·...·]-3">]</span><span·class="w"> |
| 238 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 238 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="1849695910-4">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="1849695910-4">)</span><span·class="gp·unselectable"> |
| 239 | 1>·</span><span·class="n">Str</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"abcd"</span><span·class="p">.</span><span·class="w"> | 239 | 1>·</span><span·class="n">Str</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"abcd"</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="s">"abcd"</span></code></pre><p>Command·1·sets·variable·<code·class="inline">Str</code>·to·string·<code·class="inline">"abcd"</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="n">L</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">length</span><span·class="p"·data-group-id=" | 240 | </span><span·class="s">"abcd"</span></code></pre><p>Command·1·sets·variable·<code·class="inline">Str</code>·to·string·<code·class="inline">"abcd"</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="n">L</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">length</span><span·class="p"·data-group-id="6628143502-1">(</span><span·class="n">Str</span><span·class="p"·data-group-id="6628143502-1">)</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="mi">4</span></code></pre><p>Command·2·sets·<code·class="inline">L</code>·to·the·length·of·string·<code·class="inline">Str</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="n">Descriptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 241 | </span><span·class="mi">4</span></code></pre><p>Command·2·sets·<code·class="inline">L</code>·to·the·length·of·string·<code·class="inline">Str</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="n">Descriptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9290384048-1">{</span><span·class="n">L</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">list_to_atom</span><span·class="p"·data-group-id="9290384048-2">(</span><span·class="n">Str</span><span·class="p"·data-group-id="9290384048-2">)<[·...·truncated·by·diffoscope;·len:·47,·SHA:·a565964acf7ca53c65d3fe90e194490a222a877cc14895e23ff6fafd3a2f3128·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 242 | </span><span·class="p"·data-group-id=" | 242 | </span><span·class="p"·data-group-id="9290384048-3">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">abcd</span><span·class="p"·data-group-id="9290384048-3">}</span></code></pre><p>Command·3·builds·the·tuple·<code·class="inline">Descriptor</code>,·evaluating·the·BIF |
| 243 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#list_to_atom/1"><code·class="inline">list_to_atom/1</code>·</a>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="n">L</span><span·class="p">.</span><span·class="w"> | 243 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#list_to_atom/1"><code·class="inline">list_to_atom/1</code>·</a>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="n">L</span><span·class="p">.</span><span·class="w"> |
| 244 | </span><span·class="mi">4</span></code></pre><p>Command·4·prints·the·value·of·variable·<code·class="inline">L</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nf">b</span><span·class="p"·data-group-id=" | 244 | </span><span·class="mi">4</span></code></pre><p>Command·4·prints·the·value·of·variable·<code·class="inline">L</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nf">b</span><span·class="p"·data-group-id="5504695223-1">(</span><span·class="p"·data-group-id="5504695223-1">)</span><span·class="p">.</span><span·class="w"> |
| 245 | </span><span·class="n">Descriptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 245 | </span><span·class="n">Descriptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5504695223-2">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">abcd</span><span·class="p"·data-group-id="5504695223-2">}</span><span·class="w"> |
| 246 | </span><span·class="n">L</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4</span><span·class="w"> | 246 | </span><span·class="n">L</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4</span><span·class="w"> |
| 247 | </span><span·class="n">Str</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"abcd"</span><span·class="w"> | 247 | </span><span·class="n">Str</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"abcd"</span><span·class="w"> |
| 248 | </span><span·class="ss">ok</span></code></pre><p>Command·5·evaluates·the·internal·shell·command·<code·class="inline">b()</code>,·which·is·an·abbreviation | 248 | </span><span·class="ss">ok</span></code></pre><p>Command·5·evaluates·the·internal·shell·command·<code·class="inline">b()</code>,·which·is·an·abbreviation |
| 249 | of·"bindings".·This·prints·the·current·shell·variables·and·their·bindings.·<code·class="inline">ok</code> | 249 | of·"bindings".·This·prints·the·current·shell·variables·and·their·bindings.·<code·class="inline">ok</code> |
| 250 | at·the·end·is·the·return·value·of·function·<code·class="inline">b()</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="nf">f</span><span·class="p"·data-group-id=" | 250 | at·the·end·is·the·return·value·of·function·<code·class="inline">b()</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="nf">f</span><span·class="p"·data-group-id="8290547132-1">(</span><span·class="n">L</span><span·class="p"·data-group-id="8290547132-1">)</span><span·class="p">.</span><span·class="w"> |
| 251 | </span><span·class="ss">ok</span></code></pre><p>Command·6·evaluates·the·internal·shell·command·<code·class="inline">f(L)</code>·(abbreviation·of | 251 | </span><span·class="ss">ok</span></code></pre><p>Command·6·evaluates·the·internal·shell·command·<code·class="inline">f(L)</code>·(abbreviation·of |
| 252 | "forget").·The·value·of·variable·<code·class="inline">L</code>·is·removed.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="nf">b</span><span·class="p"·data-group-id="3 | 252 | "forget").·The·value·of·variable·<code·class="inline">L</code>·is·removed.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="nf">b</span><span·class="p"·data-group-id="6433652854-1">(</span><span·class="p"·data-group-id="6433652854-1">)</span><span·class="p">.</span><span·class="w"> |
| 253 | </span><span·class="n">Descriptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3 | 253 | </span><span·class="n">Descriptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6433652854-2">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">abcd</span><span·class="p"·data-group-id="6433652854-2">}</span><span·class="w"> |
| 254 | </span><span·class="n">Str</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"abcd"</span><span·class="w"> | 254 | </span><span·class="n">Str</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"abcd"</span><span·class="w"> |
| 255 | </span><span·class="ss">ok</span></code></pre><p>Command·7·prints·the·new·bindings.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="nf">f</span><span·class="p"·data-group-id="6 | 255 | </span><span·class="ss">ok</span></code></pre><p>Command·7·prints·the·new·bindings.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="nf">f</span><span·class="p"·data-group-id="3662479319-1">(</span><span·class="n">L</span><span·class="p"·data-group-id="3662479319-1">)</span><span·class="p">.</span><span·class="w"> |
| 256 | </span><span·class="ss">ok</span></code></pre><p>Command·8·has·no·effect,·as·<code·class="inline">L</code>·has·no·value.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">9>·</span><span·class="p"·data-group-id=" | 256 | </span><span·class="ss">ok</span></code></pre><p>Command·8·has·no·effect,·as·<code·class="inline">L</code>·has·no·value.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">9>·</span><span·class="p"·data-group-id="1253527842-1">{</span><span·class="n">L</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="1253527842-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Descriptor</span><span·class="p">.</span><span·class="w"> |
| 257 | </span><span·class="p"·data-group-id=" | 257 | </span><span·class="p"·data-group-id="1253527842-2">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">abcd</span><span·class="p"·data-group-id="1253527842-2">}</span></code></pre><p>Command·9·performs·a·pattern·matching·operation·on·<code·class="inline">Descriptor</code>,·binding·a·new |
| 258 | value·to·<code·class="inline">L</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">10>·</span><span·class="n">L</span><span·class="p">.</span><span·class="w"> | 258 | value·to·<code·class="inline">L</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">10>·</span><span·class="n">L</span><span·class="p">.</span><span·class="w"> |
| 259 | </span><span·class="mi">4</span></code></pre><p>Command·10·prints·the·current·value·of·<code·class="inline">L</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">11>·</span><span·class="p"·data-group-id=" | 259 | </span><span·class="mi">4</span></code></pre><p>Command·10·prints·the·current·value·of·<code·class="inline">L</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">11>·</span><span·class="p"·data-group-id="6942959381-1">{</span><span·class="n">P</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Q</span><span·class="p">,</span><span·class="w">·</span><span·class="n">R</span><span·class="p"·data-group-id="6942959381-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Descriptor</span><span·class="p">.</span><span·class="w"> |
| 260 | </span><span·class="gt">**·exception·error:·no·match·of·right·hand·side·value·{4,abcd}</span></code></pre><p>Command·11·tries·to·match·<code·class="inline">{P,·Q,·R}</code>·against·<code·class="inline">Descriptor</code>,·which·is·<code·class="inline">{4,·abc}</code>. | 260 | </span><span·class="gt">**·exception·error:·no·match·of·right·hand·side·value·{4,abcd}</span></code></pre><p>Command·11·tries·to·match·<code·class="inline">{P,·Q,·R}</code>·against·<code·class="inline">Descriptor</code>,·which·is·<code·class="inline">{4,·abc}</code>. |
| 261 | The·match·fails·and·none·of·the·new·variables·become·bound.·The·printout | 261 | The·match·fails·and·none·of·the·new·variables·become·bound.·The·printout |
| 262 | starting·with·"<code·class="inline">**·exception·error:</code>"·is·not·the·value·of·the·expression·(the | 262 | starting·with·"<code·class="inline">**·exception·error:</code>"·is·not·the·value·of·the·expression·(the |
| 263 | expression·had·no·value·because·its·evaluation·failed),·but·a·warning·printed·by | 263 | expression·had·no·value·because·its·evaluation·failed),·but·a·warning·printed·by |
| 264 | the·system·to·inform·the·user·that·an·error·has·occurred.·The·values·of·the | 264 | the·system·to·inform·the·user·that·an·error·has·occurred.·The·values·of·the |
| 265 | other·variables·(<code·class="inline">L</code>,·<code·class="inline">Str</code>,·and·so·on)·are·unchanged.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">12>·</span><span·class="n">P</span><span·class="p">.</span><span·class="w"> | 265 | other·variables·(<code·class="inline">L</code>,·<code·class="inline">Str</code>,·and·so·on)·are·unchanged.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">12>·</span><span·class="n">P</span><span·class="p">.</span><span·class="w"> |
| 266 | </span><span·class="gt">*·1:1:·variable·'P'·is·unbound</span><span·class="gp·unselectable"> | 266 | </span><span·class="gt">*·1:1:·variable·'P'·is·unbound</span><span·class="gp·unselectable"> |
| 267 | 13>·</span><span·class="n">Descriptor</span><span·class="p">.</span><span·class="w"> | 267 | 13>·</span><span·class="n">Descriptor</span><span·class="p">.</span><span·class="w"> |
| 268 | </span><span·class="p"·data-group-id=" | 268 | </span><span·class="p"·data-group-id="8919162988-1">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">abcd</span><span·class="p"·data-group-id="8919162988-1">}</span></code></pre><p>Commands·12·and·13·show·that·<code·class="inline">P</code>·is·unbound·because·the·previous·command·failed, |
| 269 | and·that·<code·class="inline">Descriptor</code>·has·not·changed.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">14</span><span·class="o">></span><span·class="p"·data-group-id=" | 269 | and·that·<code·class="inline">Descriptor</code>·has·not·changed.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">14</span><span·class="o">></span><span·class="p"·data-group-id="0031233207-1">{</span><span·class="n">P</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Q</span><span·class="p"·data-group-id="0031233207-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Descriptor</span><span·class="p">.</span><span·class="w"> |
| 270 | </span><span·class="p"·data-group-id=" | 270 | </span><span·class="p"·data-group-id="0031233207-2">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">abcd</span><span·class="p"·data-group-id="0031233207-2">}</span><span·class="gp·unselectable"> |
| 271 | 15>·</span><span·class="n">P</span><span·class="p">.</span><span·class="w"> | 271 | 15>·</span><span·class="n">P</span><span·class="p">.</span><span·class="w"> |
| 272 | </span><span·class="mi">4</span></code></pre><p>Commands·14·and·15·show·a·correct·match·where·<code·class="inline">P</code>·and·<code·class="inline">Q</code>·are·bound.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">16>·</span><span·class="nf">f</span><span·class="p"·data-group-id=" | 272 | </span><span·class="mi">4</span></code></pre><p>Commands·14·and·15·show·a·correct·match·where·<code·class="inline">P</code>·and·<code·class="inline">Q</code>·are·bound.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">16>·</span><span·class="nf">f</span><span·class="p"·data-group-id="6452448307-1">(</span><span·class="p"·data-group-id="6452448307-1">)</span><span·class="p">.</span><span·class="w"> |
| 273 | </span><span·class="ss">ok</span></code></pre><p>Command·16·clears·all·bindings.</p><p>The·next·few·commands·assume·that·<code·class="inline">test1:demo(X)</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">demo</span><span·class="p"·data-group-id=" | 273 | </span><span·class="ss">ok</span></code></pre><p>Command·16·clears·all·bindings.</p><p>The·next·few·commands·assume·that·<code·class="inline">test1:demo(X)</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">demo</span><span·class="p"·data-group-id="1530564438-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="1530564438-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 274 | </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="nf">put</span><span·class="p"·data-group-id=" | 274 | </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="nf">put</span><span·class="p"·data-group-id="1530564438-2">(</span><span·class="ss">aa</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">worked</span><span·class="p"·data-group-id="1530564438-2">)</span><span·class="p">,</span><span·class="w"> |
| 275 | </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="n">X</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 275 | </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="n">X</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 276 | </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="n">X</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">10</span><span·class="p">.</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">17>·</span><span·class="nf">put</span><span·class="p"·data-group-id=" | 276 | </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="n">X</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">10</span><span·class="p">.</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">17>·</span><span·class="nf">put</span><span·class="p"·data-group-id="5491336815-1">(</span><span·class="ss">aa</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">hello</span><span·class="p"·data-group-id="5491336815-1">)</span><span·class="p">.</span><span·class="w"> |
| 277 | </span><span·class="ss">undefined</span><span·class="gp·unselectable"> | 277 | </span><span·class="ss">undefined</span><span·class="gp·unselectable"> |
| 278 | 18>·</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 278 | 18>·</span><span·class="nf">get</span><span·class="p"·data-group-id="5491336815-2">(</span><span·class="ss">aa</span><span·class="p"·data-group-id="5491336815-2">)</span><span·class="p">.</span><span·class="w"> |
| 279 | </span><span·class="ss">hello</span></code></pre><p>Commands·17·and·18·set·and·inspect·the·value·of·item·<code·class="inline">aa</code>·in·the·process | 279 | </span><span·class="ss">hello</span></code></pre><p>Commands·17·and·18·set·and·inspect·the·value·of·item·<code·class="inline">aa</code>·in·the·process |
| 280 | dictionary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">19>·</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">test1</span><span·class="p">:</span><span·class="nf">demo</span><span·class="p"·data-group-id="51 | 280 | dictionary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">19>·</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">test1</span><span·class="p">:</span><span·class="nf">demo</span><span·class="p"·data-group-id="6513445918-1">(</span><span·class="mi">1</span><span·class="p"·data-group-id="6513445918-1">)</span><span·class="p">.</span><span·class="w"> |
| 281 | </span><span·class="mi">11</span></code></pre><p>Command·19·evaluates·<code·class="inline">test1:demo(1)</code>.·The·evaluation·succeeds·and·the·changes | 281 | </span><span·class="mi">11</span></code></pre><p>Command·19·evaluates·<code·class="inline">test1:demo(1)</code>.·The·evaluation·succeeds·and·the·changes |
| 282 | made·in·the·process·dictionary·become·visible·to·the·shell.·The·new·value·of | 282 | made·in·the·process·dictionary·become·visible·to·the·shell.·The·new·value·of |
| 283 | dictionary·item·<code·class="inline">aa</code>·can·be·seen·in·command·20.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">20>·</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 283 | dictionary·item·<code·class="inline">aa</code>·can·be·seen·in·command·20.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">20>·</span><span·class="nf">get</span><span·class="p"·data-group-id="5186687167-1">(</span><span·class="p"·data-group-id="5186687167-1">)</span><span·class="p">.</span><span·class="w"> |
| 284 | </span><span·class="p"·data-group-id=" | 284 | </span><span·class="p"·data-group-id="5186687167-2">[</span><span·class="p"·data-group-id="5186687167-3">{</span><span·class="ss">aa</span><span·class="p">,</span><span·class="ss">worked</span><span·class="p"·data-group-id="5186687167-3">}</span><span·class="p"·data-group-id="5186687167-2">]</span><span·class="gp·unselectable"> |
| 285 | 21>·</span><span·class="nf">put</span><span·class="p"·data-group-id=" | 285 | 21>·</span><span·class="nf">put</span><span·class="p"·data-group-id="5186687167-4">(</span><span·class="ss">aa</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">hello</span><span·class="p"·data-group-id="5186687167-4">)</span><span·class="p">.</span><span·class="w"> |
| 286 | </span><span·class="ss">worked</span><span·class="gp·unselectable"> | 286 | </span><span·class="ss">worked</span><span·class="gp·unselectable"> |
| 287 | 22>·</span><span·class="n">Z</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">test1</span><span·class="p">:</span><span·class="nf">demo</span><span·class="p"·data-group-id=" | 287 | 22>·</span><span·class="n">Z</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">test1</span><span·class="p">:</span><span·class="nf">demo</span><span·class="p"·data-group-id="5186687167-5">(</span><span·class="mi">2</span><span·class="p"·data-group-id="5186687167-5">)</span><span·class="p">.</span><span·class="w"> |
| 288 | </span><span·class="gt">**·exception·error:·no·match·of·right·hand·side·value·1 | 288 | </span><span·class="gt">**·exception·error:·no·match·of·right·hand·side·value·1 |
| 289 | ·····in·function··test1:demo/1</span></code></pre><p>Commands·21·and·22·change·the·value·of·dictionary·item·<code·class="inline">aa</code>·to·<code·class="inline">hello</code>·and·call | 289 | ·····in·function··test1:demo/1</span></code></pre><p>Commands·21·and·22·change·the·value·of·dictionary·item·<code·class="inline">aa</code>·to·<code·class="inline">hello</code>·and·call |
| 290 | <code·class="inline">test1:demo(2)</code>.·Evaluation·fails·and·the·changes·made·to·the·dictionary·in | 290 | <code·class="inline">test1:demo(2)</code>.·Evaluation·fails·and·the·changes·made·to·the·dictionary·in |
| 291 | <code·class="inline">test1:demo(2)</code>,·before·the·error·occurred,·are·discarded.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">23>·</span><span·class="n">Z</span><span·class="p">.</span><span·class="w"> | 291 | <code·class="inline">test1:demo(2)</code>,·before·the·error·occurred,·are·discarded.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">23>·</span><span·class="n">Z</span><span·class="p">.</span><span·class="w"> |
| 292 | </span><span·class="gt">*·1:1:·variable·'Z'·is·unbound</span><span·class="gp·unselectable"> | 292 | </span><span·class="gt">*·1:1:·variable·'Z'·is·unbound</span><span·class="gp·unselectable"> |
| 293 | 24>·</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 293 | 24>·</span><span·class="nf">get</span><span·class="p"·data-group-id="5875359030-1">(</span><span·class="ss">aa</span><span·class="p"·data-group-id="5875359030-1">)</span><span·class="p">.</span><span·class="w"> |
| 294 | </span><span·class="ss">hello</span></code></pre><p>Commands·23·and·24·show·that·<code·class="inline">Z</code>·was·not·bound·and·that·dictionary·item·<code·class="inline">aa</code>·has | 294 | </span><span·class="ss">hello</span></code></pre><p>Commands·23·and·24·show·that·<code·class="inline">Z</code>·was·not·bound·and·that·dictionary·item·<code·class="inline">aa</code>·has |
| 295 | retained·its·original·value.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">25>·</span><span·class="nf">erase</span><span·class="p"·data-group-id=" | 295 | retained·its·original·value.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">25>·</span><span·class="nf">erase</span><span·class="p"·data-group-id="0278802468-1">(</span><span·class="p"·data-group-id="0278802468-1">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">put</span><span·class="p"·data-group-id="0278802468-2">(</span><span·class="ss">aa</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·91,·SHA:·b4b5ef457366eac3f1e0609aabc1bf301c29dac969dd6f225568867e97f4acbd·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 296 | </span><span·class="ss">undefined</span><span·class="gp·unselectable"> | 296 | </span><span·class="ss">undefined</span><span·class="gp·unselectable"> |
| 297 | 26>·</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 297 | 26>·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="0278802468-3">(</span><span·class="ss">test1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">demo</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0278802468-4">[</span><span·class="mi">1</span><sp[·...·truncated·by·diffoscope;·len:·91,·SHA:·ef61c63e7d88af584ad1e0c653ca65ef3cc5ab809dec2e41c9585bf49b205944·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 298 | </span><span·class="o"><</span><span·class="mf">0.57</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 298 | </span><span·class="o"><</span><span·class="mf">0.57</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
| 299 | 27>·</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 299 | 27>·</span><span·class="nf">get</span><span·class="p"·data-group-id="0278802468-5">(</span><span·class="ss">aa</span><span·class="p"·data-group-id="0278802468-5">)</span><span·class="p">.</span><span·class="w"> |
| 300 | </span><span·class="ss">hello</span></code></pre><p>Commands·25,·26,·and·27·show·the·effect·of·evaluating·<code·class="inline">test1:demo(1)</code>·in·the | 300 | </span><span·class="ss">hello</span></code></pre><p>Commands·25,·26,·and·27·show·the·effect·of·evaluating·<code·class="inline">test1:demo(1)</code>·in·the |
| 301 | background.·In·this·case,·the·expression·is·evaluated·in·a·newly·spawned | 301 | background.·In·this·case,·the·expression·is·evaluated·in·a·newly·spawned |
| 302 | process.·Any·changes·made·in·the·process·dictionary·are·local·to·the·newly | 302 | process.·Any·changes·made·in·the·process·dictionary·are·local·to·the·newly |
| 303 | spawned·process·and·therefore·not·visible·to·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">28>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 303 | spawned·process·and·therefore·not·visible·to·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">28>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="5424097058-1">(</span><span·class="s">"hello·hello\n"</span><span·class="p"·data-group-id="5424097058-1">)</span><span·class="p">.</span><span·class="w"> |
| 304 | </span><span·class="ss">hello</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w"> | 304 | </span><span·class="ss">hello</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w"> |
| 305 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 305 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 306 | 29>·</span><span·class="nf">e</span><span·class="p"·data-group-id=" | 306 | 29>·</span><span·class="nf">e</span><span·class="p"·data-group-id="5424097058-2">(</span><span·class="mi">28</span><span·class="p"·data-group-id="5424097058-2">)</span><span·class="p">.</span><span·class="w"> |
| 307 | </span><span·class="ss">hello</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w"> | 307 | </span><span·class="ss">hello</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w"> |
| 308 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 308 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 309 | 30>·</span><span·class="nf">v</span><span·class="p"·data-group-id=" | 309 | 30>·</span><span·class="nf">v</span><span·class="p"·data-group-id="5424097058-3">(</span><span·class="mi">28</span><span·class="p"·data-group-id="5424097058-3">)</span><span·class="p">.</span><span·class="w"> |
| 310 | </span><span·class="ss">ok</span></code></pre><p>Commands·28,·29·and·30·use·the·history·facilities·of·the·shell.·Command·29 | 310 | </span><span·class="ss">ok</span></code></pre><p>Commands·28,·29·and·30·use·the·history·facilities·of·the·shell.·Command·29 |
| 311 | re-evaluates·command·28.·Command·30·uses·the·value·(result)·of·command·28.·In | 311 | re-evaluates·command·28.·Command·30·uses·the·value·(result)·of·command·28.·In |
| 312 | the·cases·of·a·pure·function·(a·function·with·no·side·effects),·the·result·is | 312 | the·cases·of·a·pure·function·(a·function·with·no·side·effects),·the·result·is |
| 313 | the·same.·For·a·function·with·side·effects,·the·result·can·be·different.</p><p>The·next·few·commands·show·some·record·manipulation.·It·is·assumed·that·<code·class="inline">ex.erl</code> | 313 | the·same.·For·a·function·with·side·effects,·the·result·can·be·different.</p><p>The·next·few·commands·show·some·record·manipulation.·It·is·assumed·that·<code·class="inline">ex.erl</code> |
| 314 | defines·a·record·as·follows:</p><p><code·class="inline">-record(rec,·{a,·b·=·val()}).</code></p><p><code·class="inline">val()·-></code><br/> <code·class="inline">3.</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">31>·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 314 | defines·a·record·as·follows:</p><p><code·class="inline">-record(rec,·{a,·b·=·val()}).</code></p><p><code·class="inline">val()·-></code><br/> <code·class="inline">3.</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">31>·</span><span·class="nf">c</span><span·class="p"·data-group-id="9849183383-1">(</span><span·class="ss">ex</span><span·class="p"·data-group-id="9849183383-1">)</span><span·class="p">.</span><span·class="w"> |
| 315 | </span><span·class="p"·data-group-id=" | 315 | </span><span·class="p"·data-group-id="9849183383-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">ex</span><span·class="p"·data-group-id="9849183383-2">}</span><span·class="gp·unselectable"> |
| 316 | 32>·</span><span·class="nf">rr</span><span·class="p"·data-group-id=" | 316 | 32>·</span><span·class="nf">rr</span><span·class="p"·data-group-id="9849183383-3">(</span><span·class="ss">ex</span><span·class="p"·data-group-id="9849183383-3">)</span><span·class="p">.</span><span·class="w"> |
| 317 | </span><span·class="p"·data-group-id=" | 317 | </span><span·class="p"·data-group-id="9849183383-4">[</span><span·class="ss">rec</span><span·class="p"·data-group-id="9849183383-4">]</span></code></pre><p>Commands·31·and·32·compile·file·<code·class="inline">ex.erl</code>·and·read·the·record·definitions·in |
| 318 | <code·class="inline">ex.beam</code>.·If·the·compiler·did·not·output·any·record·definitions·on·the·BEAM | 318 | <code·class="inline">ex.beam</code>.·If·the·compiler·did·not·output·any·record·definitions·on·the·BEAM |
| 319 | file,·<code·class="inline">rr(ex)</code>·tries·to·read·record·definitions·from·the·source·file·instead.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">33>·</span><span·class="nf">rl</span><span·class="p"·data-group-id=" | 319 | file,·<code·class="inline">rr(ex)</code>·tries·to·read·record·definitions·from·the·source·file·instead.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">33>·</span><span·class="nf">rl</span><span·class="p"·data-group-id="0279697495-1">(</span><span·class="ss">rec</span><span·class="p"·data-group-id="0279697495-1">)</span><span·class="p">.</span><span·class="w"> |
| 320 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 320 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="0279697495-2">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="p"·data-group-id="0279697495-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·243,·SHA:·1cd81945770456efb09ebec64d3e8e424c4026599f4f6e41915b6b3dfb0e691d·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 321 | </span><span·class="ss">ok</span></code></pre><p>Command·33·prints·the·definition·of·the·record·named·<code·class="inline">rec</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">34>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 321 | </span><span·class="ss">ok</span></code></pre><p>Command·33·prints·the·definition·of·the·record·named·<code·class="inline">rec</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">34>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="9725022215-1">{</span><span·class="p"·data-group-id="9725022215-1">}</span><span·class="p">.</span><span·class="w"> |
| 322 | </span><span·class="gt">**·exception·error:·undefined·shell·command·val/0</span></code></pre><p>Command·34·tries·to·create·a·<code·class="inline">rec</code>·record,·but·fails·as·function·<code·class="inline">val/0</code>·is | 322 | </span><span·class="gt">**·exception·error:·undefined·shell·command·val/0</span></code></pre><p>Command·34·tries·to·create·a·<code·class="inline">rec</code>·record,·but·fails·as·function·<code·class="inline">val/0</code>·is |
| 323 | undefined.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">35>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="0 | 323 | undefined.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">35>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="0590021599-1">{</span><span·class="ss">b</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">3</span><span·class="p"·data-group-id="0590021599-1">}</span><span·class="p">.</span><span·class="w"> |
| 324 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="0 | 324 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="0590021599-2">{</span><span·class="ss">a</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="ss">b</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·82,·SHA:·ae2ee269505a103e1edf34f02457250dbb5046996c5d8afb2d26e11c8723e130·...·]-2">}</span></code></pre><p>Command·35·shows·the·workaround:·explicitly·assign·values·to·record·fields·that |
| 325 | cannot·otherwise·be·initialized.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">36>·</span><span·class="nf">rp</span><span·class="p"·data-group-id=" | 325 | cannot·otherwise·be·initialized.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">36>·</span><span·class="nf">rp</span><span·class="p"·data-group-id="5455661131-1">(</span><span·class="nf">v</span><span·class="p"·data-group-id="5455661131-2">(</span><span·class="o">-</span><span·class="mi">1</span><span·class="p"·data-group-id="5455661131-2">)</span><span·class="p"·data-group-id="5455661131-1">)</span><span·class="p">.</span><span·class="w"> |
| 326 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 326 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="5455661131-3">{</span><span·class="ss">a</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="ss">b</span><span·class="w">·</span><span·class="o">=</span><span·c[·...·truncated·by·diffoscope;·len:·83,·SHA:·7402145bd575d1f2f061e4902c4be576fb8da65c668b9fc5b4fede313910369b·...·]-3">}</span><span·class="w"> |
| 327 | </span><span·class="ss">ok</span></code></pre><p>Command·36·prints·the·newly·created·record·using·record·definitions·maintained | 327 | </span><span·class="ss">ok</span></code></pre><p>Command·36·prints·the·newly·created·record·using·record·definitions·maintained |
| 328 | by·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">37>·</span><span·class="nf">rd</span><span·class="p"·data-group-id=" | 328 | by·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">37>·</span><span·class="nf">rd</span><span·class="p"·data-group-id="7194143676-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7194143676-2">{</span><span·class="ss">f</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·273,·SHA:·2679da719a2a86e315cdaad1bd234ae55b549f5e162048c4bdcf6099851c25a5·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 329 | </span><span·class="ss">rec</span></code></pre><p>Command·37·defines·a·record·directly·in·the·shell.·The·definition·replaces·the | 329 | </span><span·class="ss">rec</span></code></pre><p>Command·37·defines·a·record·directly·in·the·shell.·The·definition·replaces·the |
| 330 | one·read·from·file·<code·class="inline">ex.beam</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">38>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 330 | one·read·from·file·<code·class="inline">ex.beam</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">38>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="7254727736-1">{</span><span·class="p"·data-group-id="7254727736-1">}</span><span·class="p">.</span><span·class="w"> |
| 331 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="9669870682-2">{</span><span·class="ss">f</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9669870682-3">[</span><span·class="p"·data-group-id="9669870682-3">]</span><span·class="p"·data-group-id="9669870682-2">}</span><span·class="w"> | ||
| 332 | </span><span·class=" | 331 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="7254727736-2">{</span><span·class="ss">f</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7254727736-3">[</span><span·class="p"[·...·truncated·by·diffoscope;·len:·84,·SHA:·48f1e3216bbd53202e36035335dc72f51f80addf8cc4da42198974b7e69ed35f·...·]</span><span·class="w"> |
| 332 | </span><span·class="ss">ok</span></code></pre><p>Command·38·creates·a·record·using·the·new·definition,·and·prints·the·result.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">39>·</span><span·class="nf">rd</span><span·class="p"·data-group-id="9185999541-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9185999541-2">{</span><span·class="ss">c</span><span·class="p"·data-group-id="9185999541-2">}</span><span·class="p"·data-group-id="9185999541-1">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A</span><span·class="p">.</span><span·class="w"> | ||
| 333 | </span><span·class="gt">*·1:15:·variable·'A'·is·unbound</span><span·class="gp·unselectable"> | 333 | </span><span·class="gt">*·1:15:·variable·'A'·is·unbound</span><span·class="gp·unselectable"> |
| 334 | 40>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 334 | 40>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="9185999541-3">{</span><span·class="p"·data-group-id="9185999541-3">}</span><span·class="p">.</span><span·class="w"> |
| 335 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 335 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="9185999541-4">{</span><span·class="ss">c</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p"·data-group-id="9185999541-4">}</span><span·class="w"> |
| 336 | </span><span·class="ss">ok</span></code></pre><p>Command·39·and·40·show·that·record·definitions·are·updated·as·side·effects.·The | 336 | </span><span·class="ss">ok</span></code></pre><p>Command·39·and·40·show·that·record·definitions·are·updated·as·side·effects.·The |
| 337 | evaluation·of·the·command·fails,·but·the·definition·of·<code·class="inline">rec</code>·has·been·carried | 337 | evaluation·of·the·command·fails,·but·the·definition·of·<code·class="inline">rec</code>·has·been·carried |
| 338 | out.</p><p>For·the·next·command,·it·is·assumed·that·<code·class="inline">test1:loop(N)</code>·is·defined·as·follows:</p><p><code·class="inline">loop(N)·-></code><br/> <code·class="inline">io:format("Hello·Number:·~w~n",·[N]),</code><br/> <code·class="inline">loop(N+1).</code></p><pre><code·class="text">41>·test1:loop(0). | 338 | out.</p><p>For·the·next·command,·it·is·assumed·that·<code·class="inline">test1:loop(N)</code>·is·defined·as·follows:</p><p><code·class="inline">loop(N)·-></code><br/> <code·class="inline">io:format("Hello·Number:·~w~n",·[N]),</code><br/> <code·class="inline">loop(N+1).</code></p><pre><code·class="text">41>·test1:loop(0). |
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| 125 | ····<small·class="app-vsn"·translate="no">(stdlib·v6.2)</small> | 125 | ····<small·class="app-vsn"·translate="no">(stdlib·v6.2)</small> |
| 126 | ··</h1> | 126 | ··</h1> |
| 127 | ····<section·id="moduledoc"> | 127 | ····<section·id="moduledoc"> |
| 128 | <p>Customizing·the·Erlang·environment.</p><p>The·functions·in·this·module·are·called·when·no·module·name·is·specified·in·a | 128 | <p>Customizing·the·Erlang·environment.</p><p>The·functions·in·this·module·are·called·when·no·module·name·is·specified·in·a |
| 129 | shell·command.</p><p>Consider·the·following·shell·dialog:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id="9 | 129 | shell·command.</p><p>Consider·the·following·shell·dialog:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id="7987314765-1">(</span><span·class="s">"abc"</span><span·class="p"·data-group-id="7987314765-1">)</span><span·class="p">.</span><span·class="w"> |
| 130 | </span><span·class="s">"cba"</span><span·class="gp·unselectable"> | 130 | </span><span·class="s">"cba"</span><span·class="gp·unselectable"> |
| 131 | 2>·</span><span·class="nf">c</span><span·class="p"·data-group-id="9 | 131 | 2>·</span><span·class="nf">c</span><span·class="p"·data-group-id="7987314765-2">(</span><span·class="ss">foo</span><span·class="p"·data-group-id="7987314765-2">)</span><span·class="p">.</span><span·class="w"> |
| 132 | </span><span·class="p"·data-group-id="9 | 132 | </span><span·class="p"·data-group-id="7987314765-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p"·data-group-id="7987314765-3">}</span></code></pre><p>In·command·one,·module·<a·href="lists.html"><code·class="inline">lists</code></a>·is·called.·In·command·two,·no·module·name·is |
| 133 | specified.·The·shell·searches·module·<code·class="inline">user_default</code>·followed·by·module | 133 | specified.·The·shell·searches·module·<code·class="inline">user_default</code>·followed·by·module |
| 134 | <code·class="inline">shell_default</code>·for·function·<code·class="inline">c/1</code>.</p><p><code·class="inline">shell_default</code>·is·intended·for·"system·wide"·customizations·to·the·shell. | 134 | <code·class="inline">shell_default</code>·for·function·<code·class="inline">c/1</code>.</p><p><code·class="inline">shell_default</code>·is·intended·for·"system·wide"·customizations·to·the·shell. |
| 135 | <code·class="inline">user_default</code>·is·intended·for·"local"·or·individual·user·customizations.</p><h2·id="module-hint"·class="section-heading"> | 135 | <code·class="inline">user_default</code>·is·intended·for·"local"·or·individual·user·customizations.</p><h2·id="module-hint"·class="section-heading"> |
| 136 | ··<a·href="#module-hint"·class="hover-link"> | 136 | ··<a·href="#module-hint"·class="hover-link"> |
| 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 138 | ··</a> | 138 | ··</a> |
| 139 | ··<span·class="text">Hint</span> | 139 | ··<span·class="text">Hint</span> |
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| 231 | ······<p·class="built-using"> | 231 | ······<p·class="built-using"> |
| 232 | ········Built·using | 232 | ········Built·using |
| 233 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 233 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 234 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 234 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 235 | ······</p> | 235 | ······</p> |
| 236 | <p>Copyright·©·1996-202 | 236 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 237 | ····</footer> | 237 | ····</footer> |
| 238 | ··</div> | 238 | ··</div> |
| 239 | </main> | 239 | </main> |
| 240 | </div> | 240 | </div> |
| 241 | <script> | 241 | <script> |
| 242 | ··function·mermaidLoaded()·{ | 242 | ··function·mermaidLoaded()·{ |
| 243 | ····mermaid.initialize({ | 243 | ····mermaid.initialize({ |
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| 1242 | ······<p·class="built-using"> | 1242 | ······<p·class="built-using"> |
| 1243 | ········Built·using | 1243 | ········Built·using |
| 1244 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1244 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1245 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1245 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1246 | ······</p> | 1246 | ······</p> |
| 1247 | <p>Copyright·©·1996-202 | 1247 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1248 | ····</footer> | 1248 | ····</footer> |
| 1249 | ··</div> | 1249 | ··</div> |
| 1250 | </main> | 1250 | </main> |
| 1251 | </div> | 1251 | </div> |
| 1252 | <script> | 1252 | <script> |
| 1253 | ··function·mermaidLoaded()·{ | 1253 | ··function·mermaidLoaded()·{ |
| 1254 | ····mermaid.initialize({ | 1254 | ····mermaid.initialize({ |
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| 367 | ······</div> | 367 | ······</div> |
| 368 | <p>Starts·a·number·of·pseudo·servers.·A·pseudo·server·is·a·server·with·a·registered | 368 | <p>Starts·a·number·of·pseudo·servers.·A·pseudo·server·is·a·server·with·a·registered |
| 369 | name·that·does·nothing·but·pass·on·all·message·to·the·real·server·that·executes | 369 | name·that·does·nothing·but·pass·on·all·message·to·the·real·server·that·executes |
| 370 | at·a·master·node.·A·pseudo·server·is·an·intermediary·that·only·has·the·same | 370 | at·a·master·node.·A·pseudo·server·is·an·intermediary·that·only·has·the·same |
| 371 | registered·name·as·the·real·server.</p><p>For·example,·if·you·have·started·a·slave·node·<code·class="inline">N</code>·and·want·to·execute·<code·class="inline">pxw</code> | 371 | registered·name·as·the·real·server.</p><p>For·example,·if·you·have·started·a·slave·node·<code·class="inline">N</code>·and·want·to·execute·<code·class="inline">pxw</code> |
| 372 | graphics·code·on·this·node,·you·can·start·server·<code·class="inline">pxw_server</code>·as·a·pseudo·server | 372 | graphics·code·on·this·node,·you·can·start·server·<code·class="inline">pxw_server</code>·as·a·pseudo·server |
| 373 | at·the·slave·node.·This·is·illustrated·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">rpc</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 373 | at·the·slave·node.·This·is·illustrated·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">rpc</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="4252342389-1">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">slave</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">pseudo</span><span·class="p">,</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·462,·SHA:·a1c5d5faee12750ddd07887c53090af4e99afc8b5a76c19504d57d362f30d25a·...·]-1">)</span><span·class="p">.</span></code></pre> |
| 374 | ··</section> | 374 | ··</section> |
| 375 | </section> | 375 | </section> |
| 376 | <section·class="detail"·id="relay/1"> | 376 | <section·class="detail"·id="relay/1"> |
| 377 | ··<div·class="detail-header"> | 377 | ··<div·class="detail-header"> |
| 378 | ····<a·href="#relay/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 378 | ····<a·href="#relay/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 379 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 379 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 513 | as·fully·qualified·names;·short·names·can·also·be·used.·This·is·the·same | 513 | as·fully·qualified·names;·short·names·can·also·be·used.·This·is·the·same |
| 514 | condition·that·applies·to·names·of·distributed·Erlang·nodes.</p><p>The·name·of·the·started·node·becomes·<code·class="inline">Name@Host</code>.</p><p>The·slave·node·resets·its·<a·href="io.html#t:user/0"><code·class="inline">io:user/0</code></a>·process·so·that·all·terminal·I/O·that·is | 514 | condition·that·applies·to·names·of·distributed·Erlang·nodes.</p><p>The·name·of·the·started·node·becomes·<code·class="inline">Name@Host</code>.</p><p>The·slave·node·resets·its·<a·href="io.html#t:user/0"><code·class="inline">io:user/0</code></a>·process·so·that·all·terminal·I/O·that·is |
| 515 | produced·at·the·slave·is·automatically·relayed·to·the·master.·Also,·the·file | 515 | produced·at·the·slave·is·automatically·relayed·to·the·master.·Also,·the·file |
| 516 | server·is·relayed·to·the·master.</p><p>Argument·<code·class="inline">Args</code>·is·used·to·set·<code·class="inline">erl</code>·command-line·arguments.·It·is | 516 | server·is·relayed·to·the·master.</p><p>Argument·<code·class="inline">Args</code>·is·used·to·set·<code·class="inline">erl</code>·command-line·arguments.·It·is |
| 517 | passed·to·the·new·node·and·can·be·used·for·a·variety·of·purposes;·see | 517 | passed·to·the·new·node·and·can·be·used·for·a·variety·of·purposes;·see |
| 518 | <a·href="../../../../erts-15.2.2/doc/html/erl_cmd.html"><code·class="inline">erl(1)</code></a>.</p><p>As·an·example,·suppose·that·you·want·to·start·a·slave·node·at·host·<code·class="inline">H</code>·with·node | 518 | <a·href="../../../../erts-15.2.2/doc/html/erl_cmd.html"><code·class="inline">erl(1)</code></a>.</p><p>As·an·example,·suppose·that·you·want·to·start·a·slave·node·at·host·<code·class="inline">H</code>·with·node |
| 519 | name·<code·class="inline">Name@H</code>·and·want·the·slave·node·to·have·the·following·properties:</p><ul><li>Directory·<code·class="inline">Dir</code>·is·to·be·added·to·the·code·path.</li><li>The·Mnesia·directory·is·to·be·set·to·<code·class="inline">M</code>.</li><li>The·Unix·<code·class="inline">DISPLAY</code>·environment·variable·is·to·be·set·to·the·display·of·the | 519 | name·<code·class="inline">Name@H</code>·and·want·the·slave·node·to·have·the·following·properties:</p><ul><li>Directory·<code·class="inline">Dir</code>·is·to·be·added·to·the·code·path.</li><li>The·Mnesia·directory·is·to·be·set·to·<code·class="inline">M</code>.</li><li>The·Unix·<code·class="inline">DISPLAY</code>·environment·variable·is·to·be·set·to·the·display·of·the |
| 520 | master·node.</li></ul><p>The·following·code·is·executed·to·achieve·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"·-env·DISPLAY·"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nc">net_adm</span><span·class="p">:</span><span·class="nf">localhost</span><span·class="p"·data-group-id=" | 520 | master·node.</li></ul><p>The·following·code·is·executed·to·achieve·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"·-env·DISPLAY·"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nc">net_adm</span><span·class="p">:</span><span·class="nf">localhost</span><span·class="p"·data-group-id="3025010618-1">(</span><span·class="p"·data-group-id="3025010618-1">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">":0·"</span><span·class="p">,</span><span·class="w"> |
| 521 | </span><span·class="n">Arg</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"-mnesia_dir·"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">M</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"·-pa·"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">E</span><span·class="p">,</span><span·class="w"> | 521 | </span><span·class="n">Arg</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"-mnesia_dir·"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">M</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"·-pa·"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">E</span><span·class="p">,</span><span·class="w"> |
| 522 | </span><span·class="nc">slave</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 522 | </span><span·class="nc">slave</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="3025010618-2">(</span><span·class="n">H</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Arg</span><span·class="p"·data-group-id="3025010618-2">)</span><span·class="p">.</span></code></pre><p>The·function·returns·<code·class="inline">{ok,·Node}</code>,·where·<code·class="inline">Node</code>·is·the·name·of·the·new·node, |
| 523 | otherwise·<code·class="inline">{error,·Reason}</code>,·where·<code·class="inline">Reason</code>·can·be·one·of:</p><ul><li><p><strong><code·class="inline">timeout</code></strong>·-·The·master·node·failed·to·get·in·contact·with·the·slave·node. | 523 | otherwise·<code·class="inline">{error,·Reason}</code>,·where·<code·class="inline">Reason</code>·can·be·one·of:</p><ul><li><p><strong><code·class="inline">timeout</code></strong>·-·The·master·node·failed·to·get·in·contact·with·the·slave·node. |
| 524 | This·can·occur·in·a·number·of·circumstances:</p><ul><li>Erlang/OTP·is·not·installed·on·the·remote·host.</li><li>The·file·system·on·the·other·host·has·a·different·structure·to·the·the | 524 | This·can·occur·in·a·number·of·circumstances:</p><ul><li>Erlang/OTP·is·not·installed·on·the·remote·host.</li><li>The·file·system·on·the·other·host·has·a·different·structure·to·the·the |
| 525 | master.</li><li>The·Erlang·nodes·have·different·cookies.</li></ul></li><li><p><strong><code·class="inline">no_rsh</code></strong>·-·No·remote·shell·program·was·found·on·the·computer.·Note·that | 525 | master.</li><li>The·Erlang·nodes·have·different·cookies.</li></ul></li><li><p><strong><code·class="inline">no_rsh</code></strong>·-·No·remote·shell·program·was·found·on·the·computer.·Note·that |
| 526 | <code·class="inline">ssh</code>·is·used·by·default,·but·this·can·be·overridden·with·the·<code·class="inline">-rsh</code>·flag.</p></li><li><p><strong><code·class="inline">{already_running,·Node}</code></strong>·-·A·node·with·name·<code·class="inline">Name@Host</code>·already·exists.</p></li></ul> | 526 | <code·class="inline">ssh</code>·is·used·by·default,·but·this·can·be·overridden·with·the·<code·class="inline">-rsh</code>·flag.</p></li><li><p><strong><code·class="inline">{already_running,·Node}</code></strong>·-·A·node·with·name·<code·class="inline">Name@Host</code>·already·exists.</p></li></ul> |
| 527 | ··</section> | 527 | ··</section> |
| 528 | </section> | 528 | </section> |
| 529 | <section·class="detail"·id="start_link/1"> | 529 | <section·class="detail"·id="start_link/1"> |
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| 686 | ······<p·class="built-using"> | 686 | ······<p·class="built-using"> |
| 687 | ········Built·using | 687 | ········Built·using |
| 688 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 688 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 689 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 689 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 690 | ······</p> | 690 | ······</p> |
| 691 | <p>Copyright·©·1996-202 | 691 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 692 | ····</footer> | 692 | ····</footer> |
| 693 | ··</div> | 693 | ··</div> |
| 694 | </main> | 694 | </main> |
| 695 | </div> | 695 | </div> |
| 696 | <script> | 696 | <script> |
| 697 | ··function·mermaidLoaded()·{ | 697 | ··function·mermaidLoaded()·{ |
| 698 | ····mermaid.initialize({ | 698 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:18:30,·uncompressed·size·20,·method=store |
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| 157 | string·and·returns·a·formatted·expressions·as·a·string.·See | 157 | string·and·returns·a·formatted·expressions·as·a·string.·See |
| 158 | <a·href="shell.html#format_shell_func/1"><code·class="inline">shell:format_shell_func/1</code></a>·for·how·to·set·it·from·inside·the·shell.</p><p>If·instead·a·string·is·provided,·it·will·be·used·as·a·shell·command.·Your | 158 | <a·href="shell.html#format_shell_func/1"><code·class="inline">shell:format_shell_func/1</code></a>·for·how·to·set·it·from·inside·the·shell.</p><p>If·instead·a·string·is·provided,·it·will·be·used·as·a·shell·command.·Your |
| 159 | command·must·include·<code·class="inline">${file}</code>·somewhere·in·the·string,·for·the·shell·to·know | 159 | command·must·include·<code·class="inline">${file}</code>·somewhere·in·the·string,·for·the·shell·to·know |
| 160 | where·the·file·goes·in·the·command.</p><pre><code·class="text">-stdlib·format_shell_func·"\"emacs·-batch·\${file}·-l·~/erlang-format/emacs-format-file·-f·emacs-format-function\""</code></pre><pre><code·class="text">-stdlib·format_shell_func·"{shell,·erl_pp_format_func}"</code></pre></li><li><p><strong><code·class="inline"·id="shell_prompt_func">shell_prompt_func·=·{Mod,·Func}·|·default</code></strong>·-·where</p><ul><li><code·class="inline">Mod·=·atom()</code></li><li><code·class="inline">Func·=·atom()</code></li></ul><p>Can·be·used·to·set·a·customized·Erlang·shell·prompt·function.</p></li><li><p><strong><code·class="inline"·id="shell_multiline_prompt">shell_multiline_prompt·=·{Mod,·Func}·|·string()·|·default</code></strong>·-·where</p><ul><li><code·class="inline">Mod·=·atom()</code></li><li><code·class="inline">Func·=·atom()</code></li></ul><p>Can·be·used·to·set·a·customized·multiline·shell·prompt·function.·The·multiline | 160 | where·the·file·goes·in·the·command.</p><pre><code·class="text">-stdlib·format_shell_func·"\"emacs·-batch·\${file}·-l·~/erlang-format/emacs-format-file·-f·emacs-format-function\""</code></pre><pre><code·class="text">-stdlib·format_shell_func·"{shell,·erl_pp_format_func}"</code></pre></li><li><p><strong><code·class="inline"·id="shell_prompt_func">shell_prompt_func·=·{Mod,·Func}·|·default</code></strong>·-·where</p><ul><li><code·class="inline">Mod·=·atom()</code></li><li><code·class="inline">Func·=·atom()</code></li></ul><p>Can·be·used·to·set·a·customized·Erlang·shell·prompt·function.</p></li><li><p><strong><code·class="inline"·id="shell_multiline_prompt">shell_multiline_prompt·=·{Mod,·Func}·|·string()·|·default</code></strong>·-·where</p><ul><li><code·class="inline">Mod·=·atom()</code></li><li><code·class="inline">Func·=·atom()</code></li></ul><p>Can·be·used·to·set·a·customized·multiline·shell·prompt·function.·The·multiline |
| 161 | prompt·function·takes·the·main·prompt·as·its·only·parameter.</p></li><li><p><strong><code·class="inline"·id="shell_saved_results">shell_saved_results·=·integer()·>=·0</code></strong>·-·Can·be | 161 | prompt·function·takes·the·main·prompt·as·its·only·parameter.</p></li><li><p><strong><code·class="inline"·id="shell_saved_results">shell_saved_results·=·integer()·>=·0</code></strong>·-·Can·be |
| 162 | used·to·determine·how·many·results·are·saved·by·the·Erlang·shell.</p></li><li><p><strong><code·class="inline"·id="shell_session_slogan">shell_session_slogan·=·string()·|·fun()·->·string())</code></strong>·-·The·slogan·printed·when·starting·an·Erlang·shell. | 162 | used·to·determine·how·many·results·are·saved·by·the·Erlang·shell.</p></li><li><p><strong><code·class="inline"·id="shell_session_slogan">shell_session_slogan·=·string()·|·fun()·->·string())</code></strong>·-·The·slogan·printed·when·starting·an·Erlang·shell. |
| 163 | Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">stdlib</span><span·class="w">·</span><span·class="ss">shell_session_slogan</span><span·class="w">·</span><span·class="ss">'"Test·slogan"'</span><span·class="w"> | 163 | Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">stdlib</span><span·class="w">·</span><span·class="ss">shell_session_slogan</span><span·class="w">·</span><span·class="ss">'"Test·slogan"'</span><span·class="w"> |
| 164 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="p"·data-group-id=" | 164 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="p"·data-group-id="0471118044-1">[</span><span·class="n">DEVELOPMENT</span><span·class="p"·data-group-id="0471118044-1">]</span><span·class="w">·</span><span·class="p"·data-group-id="0471118044-2">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">1[·...·truncated·by·diffoscope;·len:·1496,·SHA:·dbf0e304807dc7f8fe0e5fbbf735b157036a3c9e2261730eaac3907d6c97ee7d·...·]-8">]</span><span·class="w"> |
| 165 | </span><span·class="n">Test</span><span·class="w">·</span><span·class="ss">slogan</span><span·class="w"> | 165 | </span><span·class="n">Test</span><span·class="w">·</span><span·class="ss">slogan</span><span·class="w"> |
| 166 | </span><span·class="mi">1</span><span·class="o">></span></code></pre></li><li><p><strong><code·class="inline"·id="shell_slogan">shell_slogan·=·string()·|·fun(()·->·string())</code></strong>·-·The | 166 | </span><span·class="mi">1</span><span·class="o">></span></code></pre></li><li><p><strong><code·class="inline"·id="shell_slogan">shell_slogan·=·string()·|·fun(()·->·string())</code></strong>·-·The |
| 167 | slogan·printed·when·starting·the·Erlang·shell·subsystem.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">stdlib</span><span·class="w">·</span><span·class="ss">shell_slogan</span><span·class="w">·</span><span·class="ss">'"Test·slogan"'</span><span·class="w"> | 167 | slogan·printed·when·starting·the·Erlang·shell·subsystem.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">stdlib</span><span·class="w">·</span><span·class="ss">shell_slogan</span><span·class="w">·</span><span·class="ss">'"Test·slogan"'</span><span·class="w"> |
| 168 | </span><span·class="n">Test</span><span·class="w">·</span><span·class="ss">slogan</span><span·class="w"> | 168 | </span><span·class="n">Test</span><span·class="w">·</span><span·class="ss">slogan</span><span·class="w"> |
| 169 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V13</span><span·class="p">.</span><span·class="mf">0.2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 169 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V13</span><span·class="p">.</span><span·class="mf">0.2</span><span·class="w">··</span><span·class="p"·data-group-id="3355700145-1">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="3355700145-1">)</span><span·class="w"> |
| 170 | </span><span·class="mi">1</span><span·class="o">></span></code></pre><p>The·default·is·the·return·value·of | 170 | </span><span·class="mi">1</span><span·class="o">></span></code></pre><p>The·default·is·the·return·value·of |
| 171 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#system_info_system_version"><code·class="inline">erlang:system_info(system_version)</code></a>.</p></li><li><p><strong><code·class="inline"·id="shell_strings">shell_strings·=·boolean()</code></strong>·-·Can·be·used·to·determine | 171 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#system_info_system_version"><code·class="inline">erlang:system_info(system_version)</code></a>.</p></li><li><p><strong><code·class="inline"·id="shell_strings">shell_strings·=·boolean()</code></strong>·-·Can·be·used·to·determine |
| 172 | how·the·Erlang·shell·outputs·lists·of·integers.</p></li></ul><h2·id="see-also"·class="section-heading"> | 172 | how·the·Erlang·shell·outputs·lists·of·integers.</p></li></ul><h2·id="see-also"·class="section-heading"> |
| 173 | ··<a·href="#see-also"·class="hover-link"> | 173 | ··<a·href="#see-also"·class="hover-link"> |
| 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 175 | ··</a> | 175 | ··</a> |
| 176 | ··<span·class="text">See·Also</span> | 176 | ··<span·class="text">See·Also</span> |
| Offset 223, 15 lines modified | Offset 223, 15 lines modified | ||
| 223 | ······<p·class="built-using"> | 223 | ······<p·class="built-using"> |
| 224 | ········Built·using | 224 | ········Built·using |
| 225 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 225 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 226 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 226 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 227 | ······</p> | 227 | ······</p> |
| 228 | <p>Copyright·©·1996-202 | 228 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 229 | ····</footer> | 229 | ····</footer> |
| 230 | ··</div> | 230 | ··</div> |
| 231 | </main> | 231 | </main> |
| 232 | </div> | 232 | </div> |
| 233 | <script> | 233 | <script> |
| 234 | ··function·mermaidLoaded()·{ | 234 | ··function·mermaidLoaded()·{ |
| 235 | ····mermaid.initialize({ | 235 | ····mermaid.initialize({ |
| Offset 145, 22 lines modified | Offset 145, 22 lines modified | ||
| 145 | <a·href="#replace/3"><code·class="inline">replace/3</code></a>,·<a·href="#split/2"><code·class="inline">split/2</code></a>,·<a·href="#split/3"><code·class="inline">split/3</code></a>·and·<a·href="#trim/3"><code·class="inline">trim/3</code></a>.</p><p>Splitting·and·appending·strings·is·to·be·done·on·grapheme·clusters·borders. | 145 | <a·href="#replace/3"><code·class="inline">replace/3</code></a>,·<a·href="#split/2"><code·class="inline">split/2</code></a>,·<a·href="#split/3"><code·class="inline">split/3</code></a>·and·<a·href="#trim/3"><code·class="inline">trim/3</code></a>.</p><p>Splitting·and·appending·strings·is·to·be·done·on·grapheme·clusters·borders. |
| 146 | There·is·no·verification·that·the·results·of·appending·strings·are·valid·or | 146 | There·is·no·verification·that·the·results·of·appending·strings·are·valid·or |
| 147 | normalized.</p><p>Most·of·the·functions·expect·all·input·to·be·normalized·to·one·form,·see·for | 147 | normalized.</p><p>Most·of·the·functions·expect·all·input·to·be·normalized·to·one·form,·see·for |
| 148 | example·<a·href="unicode.html#characters_to_nfc_list/1"><code·class="inline">unicode:characters_to_nfc_list/1</code></a>.</p><p>Language·or·locale·specific·handling·of·input·is·not·considered·in·any·function.</p><p>The·functions·can·crash·for·non-valid·input·strings.·For·example,·the·functions | 148 | example·<a·href="unicode.html#characters_to_nfc_list/1"><code·class="inline">unicode:characters_to_nfc_list/1</code></a>.</p><p>Language·or·locale·specific·handling·of·input·is·not·considered·in·any·function.</p><p>The·functions·can·crash·for·non-valid·input·strings.·For·example,·the·functions |
| 149 | expect·UTF-8·binaries·but·not·all·functions·verify·that·all·binaries·are·encoded | 149 | expect·UTF-8·binaries·but·not·all·functions·verify·that·all·binaries·are·encoded |
| 150 | correctly.</p><p>Unless·otherwise·specified·the·return·value·type·is·the·same·as·the·input·type. | 150 | correctly.</p><p>Unless·otherwise·specified·the·return·value·type·is·the·same·as·the·input·type. |
| 151 | That·is,·binary·input·returns·binary·output,·list·input·returns·a·list·output, | 151 | That·is,·binary·input·returns·binary·output,·list·input·returns·a·list·output, |
| 152 | and·mixed·input·can·return·a·mixed·output.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">trim</span><span·class="p"·data-group-id=" | 152 | and·mixed·input·can·return·a·mixed·output.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">trim</span><span·class="p"·data-group-id="3388358277-1">(</span><span·class="s">"··sarah··"</span><span·class="p"·data-group-id="3388358277-1">)</span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="s">"sarah"</span><span·class="gp·unselectable"> | 153 | </span><span·class="s">"sarah"</span><span·class="gp·unselectable"> |
| 154 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">trim</span><span·class="p"·data-group-id=" | 154 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">trim</span><span·class="p"·data-group-id="3388358277-2">(</span><span·class="p"·data-group-id="3388358277-3"><<</span><span·class="s">"··sarah··"</span><span·class="p"·data-group-id="3388358277-3">>></span><span·class="p"·data-group-id="3388358277-2">)</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="p"·data-group-id=" | 155 | </span><span·class="p"·data-group-id="3388358277-4"><<</span><span·class="s">"sarah"</span><span·class="p"·data-group-id="3388358277-4">>></span><span·class="gp·unselectable"> |
| 156 | 3>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">lexemes</span><span·class="p"·data-group-id=" | 156 | 3>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">lexemes</span><span·class="p"·data-group-id="3388358277-5">(</span><span·class="s">"foo·bar"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"·"</span><span·class="p"·data-group-id="3388358277-5">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="p"·data-group-id=" | 157 | </span><span·class="p"·data-group-id="3388358277-6">[</span><span·class="s">"foo"</span><span·class="p">,</span><span·class="s">"bar"</span><span·class="p"·data-group-id="3388358277-6">]</span><span·class="gp·unselectable"> |
| 158 | 4>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">lexemes</span><span·class="p"·data-group-id=" | 158 | 4>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">lexemes</span><span·class="p"·data-group-id="3388358277-7">(</span><span·class="p"·data-group-id="3388358277-8"><<</span><span·class="s">"foo·bar"</span><span·class="p"·data-group-id="3388358277-8">>></span><span·class="p">,</span><span·class="w">·</span><span·class="s">"·&[·...·truncated·by·diffoscope;·len:·53,·SHA:·fc6e17ec57506166b9bc1c8bb0b07f6e7cd6cc7a0d6e93e5128156f792d51f46·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="p"·data-group-id=" | 159 | </span><span·class="p"·data-group-id="3388358277-9">[</span><span·class="p"·data-group-id="3388358277-10"><<</span><span·class="s">"foo"</span><span·class="p"·data-group-id="3388358277-10">>></span><span·class="p">,</span><span·class="p"·data-group-id="3388358277-11"><[·...·truncated·by·diffoscope;·len:·151,·SHA:·a47ac9a0597078e21439570385c19ec4e6f77fe6c26142a2ec4cc2aeb83b4024·...·]-9">]</span></code></pre><p>This·module·has·been·reworked·in·Erlang/OTP·20·to·handle·<a·href="unicode.html#t:chardata/0"><code·class="inline">unicode:chardata/0</code></a> |
| 160 | and·operate·on·grapheme·clusters.·The | 160 | and·operate·on·grapheme·clusters.·The |
| 161 | <a·href="string.html#obsolete-api-functions"><code·class="inline">old·functions</code></a>·that·only·work·on·Latin-1 | 161 | <a·href="string.html#obsolete-api-functions"><code·class="inline">old·functions</code></a>·that·only·work·on·Latin-1 |
| 162 | lists·as·input·are·still·available·but·should·not·be·used,·they·will·be | 162 | lists·as·input·are·still·available·but·should·not·be·used,·they·will·be |
| 163 | deprecated·in·a·future·release.</p><h2·id="module-notes"·class="section-heading"> | 163 | deprecated·in·a·future·release.</p><h2·id="module-notes"·class="section-heading"> |
| 164 | ··<a·href="#module-notes"·class="hover-link"> | 164 | ··<a·href="#module-notes"·class="hover-link"> |
| 165 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 165 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 166 | ··</a> | 166 | ··</a> |
| Offset 1062, 15 lines modified | Offset 1062, 15 lines modified | ||
| 1062 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·casefold(String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>())·->·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>().</pre> | 1062 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·casefold(String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>())·->·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>().</pre> |
| 1063 | ······</div> | 1063 | ······</div> |
| 1064 | <p>Converts·<code·class="inline">String</code>·to·a·case-agnostic·comparable·string.·Function | 1064 | <p>Converts·<code·class="inline">String</code>·to·a·case-agnostic·comparable·string.·Function |
| 1065 | <a·href="#casefold/1"><code·class="inline">casefold/1</code></a>·is·preferred·over·<a·href="#lowercase/1"><code·class="inline">lowercase/1</code></a> | 1065 | <a·href="#casefold/1"><code·class="inline">casefold/1</code></a>·is·preferred·over·<a·href="#lowercase/1"><code·class="inline">lowercase/1</code></a> |
| 1066 | when·two·strings·are·to·be·compared·for·equality.·See·also·<a·href="#equal/4"><code·class="inline">equal/4</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">casefold</span><span·class="p"·data-group-id="7 | 1066 | when·two·strings·are·to·be·compared·for·equality.·See·also·<a·href="#equal/4"><code·class="inline">equal/4</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">casefold</span><span·class="p"·data-group-id="7699336490-1">(</span><span·class="s">"Ω·and·ẞ·SHARP·S"</span><span·class="p"·data-group-id="7699336490-1">)</span><span·class="p">.</span><span·class="w"> |
| 1067 | </span><span·class="s">"ω·and·ss·sharp·s"</span></code></pre> | 1067 | </span><span·class="s">"ω·and·ss·sharp·s"</span></code></pre> |
| 1068 | ··</section> | 1068 | ··</section> |
| 1069 | </section> | 1069 | </section> |
| 1070 | <section·class="detail"·id="chomp/1"> | 1070 | <section·class="detail"·id="chomp/1"> |
| 1071 | ··<div·class="detail-header"> | 1071 | ··<div·class="detail-header"> |
| 1072 | ····<a·href="#chomp/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1072 | ····<a·href="#chomp/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1092, 17 lines modified | Offset 1092, 17 lines modified | ||
| 1092 | ······<div·class="specs"> | 1092 | ······<div·class="specs"> |
| 1093 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·chomp(String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>())·->·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>().</pre> | 1093 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·chomp(String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>())·->·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>().</pre> |
| 1094 | ······</div> | 1094 | ······</div> |
| 1095 | <p>Returns·a·string·where·any·trailing·<code·class="inline">\n</code>·or·<code·class="inline">\r\n</code>·have·been·removed·from | 1095 | <p>Returns·a·string·where·any·trailing·<code·class="inline">\n</code>·or·<code·class="inline">\r\n</code>·have·been·removed·from |
| 1096 | <code·class="inline">String</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">182>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">chomp</span><span·class="p"·data-group-id=" | 1096 | <code·class="inline">String</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">182>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">chomp</span><span·class="p"·data-group-id="9493592801-1">(</span><span·class="p"·data-group-id="9493592801-2"><<</span><span·class="s">"\nHello\n\n"</span><span·class="p"·data-group-id="9493592801-2">>></span><span·class="p"·data-group-id="9493592801-1">)</span><span·class="p">.</span><span·class="w"> |
| 1097 | </span><span·class="p"·data-group-id=" | 1097 | </span><span·class="p"·data-group-id="9493592801-3"><<</span><span·class="s">"\nHello"</span><span·class="p"·data-group-id="9493592801-3">>></span><span·class="gp·unselectable"> |
| 1098 | 183>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">chomp</span><span·class="p"·data-group-id=" | 1098 | 183>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">chomp</span><span·class="p"·data-group-id="9493592801-4">(</span><span·class="s">"\nHello\r\r\n"</span><span·class="p"·data-group-id="9493592801-4">)</span><span·class="p">.</span><span·class="w"> |
| 1099 | </span><span·class="s">"\nHello\r"</span></code></pre> | 1099 | </span><span·class="s">"\nHello\r"</span></code></pre> |
| 1100 | ··</section> | 1100 | ··</section> |
| 1101 | </section> | 1101 | </section> |
| 1102 | <section·class="detail"·id="equal/2"> | 1102 | <section·class="detail"·id="equal/2"> |
| 1103 | ··<div·class="detail-header"> | 1103 | ··<div·class="detail-header"> |
| 1104 | ····<a·href="#equal/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1104 | ····<a·href="#equal/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1189, 19 lines modified | Offset 1189, 19 lines modified | ||
| 1189 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">A</code>·and·<code·class="inline">B</code>·are·equal,·otherwise·<code·class="inline">false</code>.</p><p>If·<code·class="inline">IgnoreCase</code>·is·<code·class="inline">true</code>·the·function·does·<a·href="#casefold/1"><code·class="inline">casefold</code>ing</a>·on·the | 1189 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">A</code>·and·<code·class="inline">B</code>·are·equal,·otherwise·<code·class="inline">false</code>.</p><p>If·<code·class="inline">IgnoreCase</code>·is·<code·class="inline">true</code>·the·function·does·<a·href="#casefold/1"><code·class="inline">casefold</code>ing</a>·on·the |
| 1190 | fly·before·the·equality·test.</p><p>If·<code·class="inline">Norm</code>·is·not·<code·class="inline">none</code>·the·function·applies·normalization·on·the·fly·before·the | 1190 | fly·before·the·equality·test.</p><p>If·<code·class="inline">Norm</code>·is·not·<code·class="inline">none</code>·the·function·applies·normalization·on·the·fly·before·the |
| 1191 | equality·test.·There·are·four·available·normalization·forms: | 1191 | equality·test.·There·are·four·available·normalization·forms: |
| 1192 | <a·href="unicode.html#characters_to_nfc_list/1"><code·class="inline">nfc</code></a>, | 1192 | <a·href="unicode.html#characters_to_nfc_list/1"><code·class="inline">nfc</code></a>, |
| 1193 | <a·href="unicode.html#characters_to_nfd_list/1"><code·class="inline">nfd</code></a>, | 1193 | <a·href="unicode.html#characters_to_nfd_list/1"><code·class="inline">nfd</code></a>, |
| 1194 | <a·href="unicode.html#characters_to_nfkc_list/1"><code·class="inline">nfkc</code></a>,·and | 1194 | <a·href="unicode.html#characters_to_nfkc_list/1"><code·class="inline">nfkc</code></a>,·and |
| 1195 | <a·href="unicode.html#characters_to_nfkd_list/1"><code·class="inline">nfkd</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">equal</span><span·class="p"·data-group-id=" | 1195 | <a·href="unicode.html#characters_to_nfkd_list/1"><code·class="inline">nfkd</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">equal</span><span·class="p"·data-group-id="1466421573-1">(</span><span·class="s">"åäö"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1466421573-2"><<</span><span·class="s">"åäö"</span><span·class="o">/</span><span·class="ss">utf8</spa[·...·truncated·by·diffoscope;·len:·103,·SHA:·cadc98feb4915123404e6d4a8e647fcc92a6f334fd44703ec9428cd0df5674f5·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1196 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 1196 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 1197 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">equal</span><span·class="p"·data-group-id=" | 1197 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">equal</span><span·class="p"·data-group-id="1466421573-3">(</span><span·class="s">"åäö"</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfd_binary</span><span·class="p"·data-group-id="1466421573-4">[·...·truncated·by·diffoscope;·len:·140,·SHA:·464cf7e19194188ef8bc9b5e7c1fdf6e81c5d26ff5b7709d013c7ab5588236df·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 1198 | </span><span·class="ss">false</span><span·class="gp·unselectable"> | 1198 | </span><span·class="ss">false</span><span·class="gp·unselectable"> |
| 1199 | 3>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">equal</span><span·class="p"·data-group-id=" | 1199 | 3>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">equal</span><span·class="p"·data-group-id="1466421573-5">(</span><span·class="s">"åäö"</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfd_binary</span><span·class="p"·data-group-id="1466421573-6">[·...·truncated·by·diffoscope;·len:·291,·SHA:·0ca681e84c37e11b44dd929d887b5b470cd67ba85a08849a1b0b2e7ebf50663e·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 1200 | </span><span·class="ss">true</span></code></pre> | 1200 | </span><span·class="ss">true</span></code></pre> |
| 1201 | ··</section> | 1201 | ··</section> |
| 1202 | </section> | 1202 | </section> |
| 1203 | <section·class="detail"·id="find/2"> | 1203 | <section·class="detail"·id="find/2"> |
| 1204 | ··<div·class="detail-header"> | 1204 | ··<div·class="detail-header"> |
| 1205 | ····<a·href="#find/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1205 | ····<a·href="#find/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1255, 21 lines modified | Offset 1255, 21 lines modified | ||
| 1255 | ··············when·String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>(),·SearchPattern·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>(),·Dir·::·<a·href="#t:direction/0">direction</a>().</pre> | 1255 | ··············when·String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>(),·SearchPattern·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>(),·Dir·::·<a·href="#t:direction/0">direction</a>().</pre> |
| 1256 | ······</div> | 1256 | ······</div> |
| 1257 | <p>Removes·anything·before·<code·class="inline">SearchPattern</code>·in·<code·class="inline">String</code>·and·returns·the·remainder·of | 1257 | <p>Removes·anything·before·<code·class="inline">SearchPattern</code>·in·<code·class="inline">String</code>·and·returns·the·remainder·of |
| 1258 | the·string·or·<code·class="inline">nomatch</code>·if·<code·class="inline">SearchPattern</code>·is·not·found.·<code·class="inline">Dir</code>,·which·can·be | 1258 | the·string·or·<code·class="inline">nomatch</code>·if·<code·class="inline">SearchPattern</code>·is·not·found.·<code·class="inline">Dir</code>,·which·can·be |
| 1259 | <code·class="inline">leading</code>·or·<code·class="inline">trailing</code>,·indicates·from·which·direction·characters·are·to·be | 1259 | <code·class="inline">leading</code>·or·<code·class="inline">trailing</code>,·indicates·from·which·direction·characters·are·to·be |
| 1260 | searched.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id=" | 1260 | searched.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id="3741537686-1">(</span><span·class="s">"ab..cd..ef"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"."</span><span·class="p"·data-group-id="3741537686-1">)</span><span·class="p">.</span><span·class="w"> |
| 1261 | </span><span·class="s">"..cd..ef"</span><span·class="gp·unselectable"> | 1261 | </span><span·class="s">"..cd..ef"</span><span·class="gp·unselectable"> |
| 1262 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id=" | 1262 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id="3741537686-2">(</span><span·class="p"·data-group-id="3741537686-3"><<</span><span·class="s">"ab..cd..ef"</span><span·class="p"·data-group-id="3741537686-3">>></span><span·class="p">,</span><span·class="w">·</span><span·class="s">"[·...·truncated·by·diffoscope;·len:·137,·SHA:·a12e924174e0c3bf335ea387a02ed0866b53fb435bc5272cca48433e2d707992·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 1263 | </span><span·class="p"·data-group-id=" | 1263 | </span><span·class="p"·data-group-id="3741537686-4"><<</span><span·class="s">"..ef"</span><span·class="p"·data-group-id="3741537686-4">>></span><span·class="gp·unselectable"> |
| 1264 | 3>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id=" | 1264 | 3>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id="3741537686-5">(</span><span·class="p"·data-group-id="3741537686-6"><<</span><span·class="s">"ab..cd..ef"</span><span·class="p"·data-group-id="3741537686-6">>></span><span·class="p">,</span><span·class="w">·</span><span·class="s">"[·...·truncated·by·diffoscope;·len:·135,·SHA:·1482bbf7690b3909b874a704149540c51c6e890e88885ac74550062e92ca7f14·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 1265 | </span><span·class="ss">nomatch</span><span·class="gp·unselectable"> | 1265 | </span><span·class="ss">nomatch</span><span·class="gp·unselectable"> |
| 1266 | 4>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id=" | 1266 | 4>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id="3741537686-7">(</span><span·class="s">"ab..cd..ef"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"x"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">trailing</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·23f81e94f73a84ffb78904e372096d41a3e7b1312a96f111dafd950a6b4cc568·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 1267 | </span><span·class="ss">nomatch</span></code></pre> | 1267 | </span><span·class="ss">nomatch</span></code></pre> |
| 1268 | ··</section> | 1268 | ··</section> |
| 1269 | </section> | 1269 | </section> |
| 1270 | <section·class="detail"·id="is_empty/1"> | 1270 | <section·class="detail"·id="is_empty/1"> |
| 1271 | ··<div·class="detail-header"> | 1271 | ··<div·class="detail-header"> |
| 1272 | ····<a·href="#is_empty/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1272 | ····<a·href="#is_empty/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1290, 17 lines modified | Offset 1290, 17 lines modified | ||
| 1290 | ······<div·class="specs"> | 1290 | ······<div·class="specs"> |
| 1291 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·is_empty(String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>().</pre> | 1291 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·is_empty(String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>())·->·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:boolean/0">boolean</a>().</pre> |
| 1292 | ······</div> | 1292 | ······</div> |
| 1293 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">String</code>·is·the·empty·string,·otherwise·<code·class="inline">false</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">is_empty</span><span·class="p"·data-group-id=" | 1293 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">String</code>·is·the·empty·string,·otherwise·<code·class="inline">false</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">is_empty</span><span·class="p"·data-group-id="2935332694-1">(</span><span·class="s">"foo"</span><span·class="p"·data-group-id="2935332694-1">)</span><span·class="p">.</span><span·class="w"> |
| 1294 | </span><span·class="ss">false</span><span·class="gp·unselectable"> | 1294 | </span><span·class="ss">false</span><span·class="gp·unselectable"> |
| 1295 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">is_empty</span><span·class="p"·data-group-id=" | 1295 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">is_empty</span><span·class="p"·data-group-id="2935332694-2">(</span><span·class="p"·data-group-id="2935332694-3">[</span><span·class="s">""</span><span·class="p">,</span><span·class="p"·data-group-id="2935332694-4"><<</span><span·class="p"·data-group-id="2935332694-4">>></span><s[·...·truncated·by·diffoscope;·len:·91,·SHA:·806a138d834af91dff77cc91786825e8a394bf4a10d66df59086495515bc6720·...·]4-2">)</span><span·class="p">.</span><span·class="w"> |
| 1296 | </span><span·class="ss">true</span></code></pre> | 1296 | </span><span·class="ss">true</span></code></pre> |
| 1297 | ··</section> | 1297 | ··</section> |
| 1298 | </section> | 1298 | </section> |
| 1299 | <section·class="detail"·id="jaro_similarity/2"> | 1299 | <section·class="detail"·id="jaro_similarity/2"> |
| 1300 | ··<div·class="detail-header"> | 1300 | ··<div·class="detail-header"> |
| 1301 | ····<a·href="#jaro_similarity/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1301 | ····<a·href="#jaro_similarity/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1328, 21 lines modified | Offset 1328, 21 lines modified | ||
| 1328 | ·····························Similarity·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:float/0">float</a>().</pre> | 1328 | ·····························Similarity·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:float/0">float</a>().</pre> |
| 1329 | ······</div> | 1329 | ······</div> |
| 1330 | <p>Returns·a·float·between·<code·class="inline">+0.0</code>·and·<code·class="inline">1.0</code>·representing·the | 1330 | <p>Returns·a·float·between·<code·class="inline">+0.0</code>·and·<code·class="inline">1.0</code>·representing·the |
| 1331 | <a·href="https://en.wikipedia.org/wiki/Jaro%E2%80%93Winkler_distance">Jaro·similarity</a> | 1331 | <a·href="https://en.wikipedia.org/wiki/Jaro%E2%80%93Winkler_distance">Jaro·similarity</a> |
| 1332 | between·the·given·strings.·Strings·with·a·higher·similarity·will·score·closer | 1332 | between·the·given·strings.·Strings·with·a·higher·similarity·will·score·closer |
| 1333 | to·<code·class="inline">1.0</code>,·with·<code·class="inline">+0.0</code>·meaning·no·similarity·and·<code·class="inline">1.0</code>·meaning·an·exact·match.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">jaro_similarity</span><span·class="p"·data-group-id=" | 1333 | to·<code·class="inline">1.0</code>,·with·<code·class="inline">+0.0</code>·meaning·no·similarity·and·<code·class="inline">1.0</code>·meaning·an·exact·match.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">jaro_similarity</span><span·class="p"·data-group-id="1635909017-1">(</span><span·class="s">"ditto"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"ditto"</span><span·class="p"·data-group-id="1635909017-1">)</span><span·class="p">.</span><span·class="w"> |
| 1334 | </span><span·class="mf">1.0</span><span·class="gp·unselectable"> | 1334 | </span><span·class="mf">1.0</span><span·class="gp·unselectable"> |
| 1335 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">jaro_similarity</span><span·class="p"·data-group-id=" | 1335 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">jaro_similarity</span><span·class="p"·data-group-id="1635909017-2">(</span><span·class="s">"foo"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"bar"</span><span·class="p"·data-group-id="1635909017-2">)</span><span·class="p">.</span><span·class="w"> |
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| Offset 154, 18 lines modified | Offset 154, 18 lines modified | ||
| 154 | left.</p><p><a·href=""·id="sup_flags"></a></p><h3·id="module-supervisor-flags"·class="section-heading"> | 154 | left.</p><p><a·href=""·id="sup_flags"></a></p><h3·id="module-supervisor-flags"·class="section-heading"> |
| 155 | ··<a·href="#module-supervisor-flags"·class="hover-link"> | 155 | ··<a·href="#module-supervisor-flags"·class="hover-link"> |
| 156 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 156 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 157 | ··</a> | 157 | ··</a> |
| 158 | ··<span·class="text">Supervisor·flags</span> | 158 | ··<span·class="text">Supervisor·flags</span> |
| 159 | </h3> | 159 | </h3> |
| 160 | <p>The·supervisor·properties·are·defined·by·the·supervisor·flags.·The·type | 160 | <p>The·supervisor·properties·are·defined·by·the·supervisor·flags.·The·type |
| 161 | definition·for·the·supervisor·flags·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sup_flags</span><span·class="p"·data-group-id="6892806142-1">(</span><span·class="p"·data-group-id="6892806142-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6892806142-2">#{</span><span·class="ss">strategy</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">strategy</span><span·class="p"·data-group-id="6892806142-3">(</span><span·class="p"·data-group-id="6892806142-3">)</span><span·class="p">,</span><span·class="w">···········</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 162 | ················</span><span·class="ss">intensity</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id="6892806142-4">(</span><span·class="p"·data-group-id="6892806142-4">)</span><span·class="p">,</span><span·class="w">···</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 163 | ················</span><span·class="ss">period</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">pos_integer</span><span·class="p"·data-group-id="6892806142-5">(</span><span·class="p"·data-group-id="6892806142-5">)</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 164 | 161 | definition·for·the·supervisor·flags·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sup_flags</span><span·class="p"·data-group-id="0098495547-1">(</span><span·class="p"·data-group-id="0098495547-1">)</span><span·class="w"[·...·truncated·by·diffoscope;·len:·465,·SHA:·8241846b449b165756ebcfe05a16079cd5bf6c850eb1021b0d55c944c8cd9ce0·...·] | |
| 162 | ················</span><span·class="ss">intensity</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id="0098495547-4">(</span><span·class="p"·data-group-id="0098495547-4">)</span><span·class="p">,</span><span·class="w">···</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 163 | ················</span><span·class="ss">period</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">pos_integer</span><span·class="p"·data-group-id="0098495547-5">(</span><span·class="p"·data-group-id="0098495547-5">)</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 164 | ················</span><span·class="ss">auto_shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">auto_shutdown</span><span·class="p"·data-group-id="0098495547-6">(</span><span·class="p"·data-group-id="0098495547-6">)</span><span·class="p"·data-group-id="0098495547-2">}</span><span·class="w">·</span><span·class="c1">%·optional</span></code></pre><h4>Restart·Strategies</h4><p>A·supervisor·can·have·one·of·the·following·<em>restart·strategies</em>·specified·with | ||
| 165 | the·<code·class="inline">strategy</code>·key·in·the·above·map:</p><ul><li><p><code·class="inline">one_for_one</code>·-·If·one·child·process·terminates·and·is·to·be·restarted,·only | 165 | the·<code·class="inline">strategy</code>·key·in·the·above·map:</p><ul><li><p><code·class="inline">one_for_one</code>·-·If·one·child·process·terminates·and·is·to·be·restarted,·only |
| 166 | that·child·process·is·affected.·This·is·the·default·restart·strategy.</p></li><li><p><code·class="inline">one_for_all</code>·-·If·one·child·process·terminates·and·is·to·be·restarted,·all | 166 | that·child·process·is·affected.·This·is·the·default·restart·strategy.</p></li><li><p><code·class="inline">one_for_all</code>·-·If·one·child·process·terminates·and·is·to·be·restarted,·all |
| 167 | other·child·processes·are·terminated·and·then·all·child·processes·are | 167 | other·child·processes·are·terminated·and·then·all·child·processes·are |
| 168 | restarted.</p></li><li><p><code·class="inline">rest_for_one</code>·-·If·one·child·process·terminates·and·is·to·be·restarted,·the | 168 | restarted.</p></li><li><p><code·class="inline">rest_for_one</code>·-·If·one·child·process·terminates·and·is·to·be·restarted,·the |
| 169 | 'rest'·of·the·child·processes·(that·is,·the·child·processes·after·the | 169 | 'rest'·of·the·child·processes·(that·is,·the·child·processes·after·the |
| 170 | terminated·child·process·in·the·start·order)·are·terminated.·Then·the | 170 | terminated·child·process·in·the·start·order)·are·terminated.·Then·the |
| 171 | terminated·child·process·and·all·child·processes·after·it·are·restarted.</p></li><li><p><code·class="inline">simple_one_for_one</code>·-·A·simplified·<code·class="inline">one_for_one</code>·supervisor,·where·all·child | 171 | terminated·child·process·and·all·child·processes·after·it·are·restarted.</p></li><li><p><code·class="inline">simple_one_for_one</code>·-·A·simplified·<code·class="inline">one_for_one</code>·supervisor,·where·all·child |
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| 201 | the·automatic·shutdowns·they·rely·on·will·not·happen.</p><p>It·is·up·to·implementors·to·take·proper·precautions·if·they·expect·that·their | 201 | the·automatic·shutdowns·they·rely·on·will·not·happen.</p><p>It·is·up·to·implementors·to·take·proper·precautions·if·they·expect·that·their |
| 202 | applications·may·be·compiled·with·older·OTP·versions.</p></section><p><a·href=""·id="child_spec"></a></p><h3·id="module-child-specification"·class="section-heading"> | 202 | applications·may·be·compiled·with·older·OTP·versions.</p></section><p><a·href=""·id="child_spec"></a></p><h3·id="module-child-specification"·class="section-heading"> |
| 203 | ··<a·href="#module-child-specification"·class="hover-link"> | 203 | ··<a·href="#module-child-specification"·class="hover-link"> |
| 204 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 204 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 205 | ··</a> | 205 | ··</a> |
| 206 | ··<span·class="text">Child·specification</span> | 206 | ··<span·class="text">Child·specification</span> |
| 207 | </h3> | 207 | </h3> |
| 208 | <p>The·type·definition·of·a·child·specification·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">child_spec</span><span·class="p"·data-group-id=" | 208 | <p>The·type·definition·of·a·child·specification·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">child_spec</span><span·class="p"·data-group-id="3797810591-1">(</span><span·class="p"·data-group-id="3797810591-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3797810591-2">#{</span><span·class="ss">id</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·173,·SHA:·865306a0cb5252efa930f0f4f9d8ea40e9c2eb2b5a623a3cccb8d306b96ef1df·...·]-3">)</span><span·class="p">,</span><span·class="w">·············</span><span·class="c1">%·mandatory</span><span·class="w"> |
| 209 | ·················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">mfargs</span><span·class="p"·data-group-id=" | 209 | ·················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">mfargs</span><span·class="p"·data-group-id="3797810591-4">(</span><span·class="p"·data-group-id="3797810591-4">)</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·mandatory</span><span·class="w"> |
| 210 | ·················</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">restart</span><span·class="p"·data-group-id=" | 210 | ·················</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">restart</span><span·class="p"·data-group-id="3797810591-5">(</span><span·class="p"·data-group-id="3797810591-5">)</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·optional</span><span·class="w"> |
| 211 | ·················</span><span·class="ss">significant</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">significant</span><span·class="p"·data-group-id=" | 211 | ·················</span><span·class="ss">significant</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">significant</span><span·class="p"·data-group-id="3797810591-6">(</span><span·class="p"·data-group-id="3797810591-6">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·optional</span><span·class="w"> |
| 212 | ·················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">shutdown</span><span·class="p"·data-group-id=" | 212 | ·················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">shutdown</span><span·class="p"·data-group-id="3797810591-7">(</span><span·class="p"·data-group-id="3797810591-7">)</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·optional</span><span·class="w"> |
| 213 | ·················</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">worker</span><span·class="p"·data-group-id=" | 213 | ·················</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">worker</span><span·class="p"·data-group-id="3797810591-8">(</span><span·class="p"·data-group-id="3797810591-8">)</span><span·class="p">,</span><span·class="w">·············</span><span·class="c1">%·optional</span><span·class="w"> |
| 214 | ·················</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">modules</span><span·class="p"·data-group-id=" | 214 | ·················</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">modules</span><span·class="p"·data-group-id="3797810591-9">(</span><span·class="p"·data-group-id="3797810591-9">)</span><span·class="p"·data-group-id="3797810591-2">}</span><span·class="w">·········</span><span·class="c1">%·optional</span></code></pre><p>The·old·tuple·format·is·kept·for·backwards·compatibility,·see·<a·href="#t:child_spec/0"><code·class="inline">child_spec/0</code></a>, |
| 215 | but·the·map·is·preferred.</p><ul><li><p><code·class="inline">id</code>·is·used·to·identify·the·child·specification·internally·by·the·supervisor.</p><p>The·<code·class="inline">id</code>·key·is·mandatory.</p><p>Notice·that·this·identifier·on·occations·has·been·called·"name".·As·far·as | 215 | but·the·map·is·preferred.</p><ul><li><p><code·class="inline">id</code>·is·used·to·identify·the·child·specification·internally·by·the·supervisor.</p><p>The·<code·class="inline">id</code>·key·is·mandatory.</p><p>Notice·that·this·identifier·on·occations·has·been·called·"name".·As·far·as |
| 216 | possible,·the·terms·"identifier"·or·"id"·are·now·used·but·to·keep·backward | 216 | possible,·the·terms·"identifier"·or·"id"·are·now·used·but·to·keep·backward |
| 217 | compatibility,·some·occurences·of·"name"·can·still·be·found,·for·example·in | 217 | compatibility,·some·occurences·of·"name"·can·still·be·found,·for·example·in |
| 218 | error·messages.</p></li><li><p><code·class="inline">start</code>·defines·the·function·call·used·to·start·the·child·process.·It·must·be | 218 | error·messages.</p></li><li><p><code·class="inline">start</code>·defines·the·function·call·used·to·start·the·child·process.·It·must·be |
| 219 | a·module-function-arguments·tuple·<code·class="inline">{M,F,A}</code>·used·as | 219 | a·module-function-arguments·tuple·<code·class="inline">{M,F,A}</code>·used·as |
| 220 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#apply/3"><code·class="inline">apply(M,F,A)</code></a>.</p><p>The·start·function·<em>must·create·and·link·to</em>·the·child·process,·and·must | 220 | <a·href="../../../../erts-15.2.2/doc/html/erlang.html#apply/3"><code·class="inline">apply(M,F,A)</code></a>.</p><p>The·start·function·<em>must·create·and·link·to</em>·the·child·process,·and·must |
| 221 | return·<code·class="inline">{ok,Child}</code>·or·<code·class="inline">{ok,Child,Info}</code>,·where·<code·class="inline">Child</code>·is·the·pid·of·the | 221 | return·<code·class="inline">{ok,Child}</code>·or·<code·class="inline">{ok,Child,Info}</code>,·where·<code·class="inline">Child</code>·is·the·pid·of·the |
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| 1738 | ······<p·class="built-using"> | 1738 | ······<p·class="built-using"> |
| 1739 | ········Built·using | 1739 | ········Built·using |
| 1740 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1740 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1741 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1741 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1742 | ······</p> | 1742 | ······</p> |
| 1743 | <p>Copyright·©·1996-202 | 1743 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1744 | ····</footer> | 1744 | ····</footer> |
| 1745 | ··</div> | 1745 | ··</div> |
| 1746 | </main> | 1746 | </main> |
| 1747 | </div> | 1747 | </div> |
| 1748 | <script> | 1748 | <script> |
| 1749 | ··function·mermaidLoaded()·{ | 1749 | ··function·mermaidLoaded()·{ |
| 1750 | ····mermaid.initialize({ | 1750 | ····mermaid.initialize({ |
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| 407 | ······<p·class="built-using"> | 407 | ······<p·class="built-using"> |
| 408 | ········Built·using | 408 | ········Built·using |
| 409 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 409 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 410 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 410 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 411 | ······</p> | 411 | ······</p> |
| 412 | <p>Copyright·©·1996-202 | 412 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 413 | ····</footer> | 413 | ····</footer> |
| 414 | ··</div> | 414 | ··</div> |
| 415 | </main> | 415 | </main> |
| 416 | </div> | 416 | </div> |
| 417 | <script> | 417 | <script> |
| 418 | ··function·mermaidLoaded()·{ | 418 | ··function·mermaidLoaded()·{ |
| 419 | ····mermaid.initialize({ | 419 | ····mermaid.initialize({ |
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| 2229 | ······<p·class="built-using"> | 2229 | ······<p·class="built-using"> |
| 2230 | ········Built·using | 2230 | ········Built·using |
| 2231 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2231 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2232 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2232 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2233 | ······</p> | 2233 | ······</p> |
| 2234 | <p>Copyright·©·1996-202 | 2234 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2235 | ····</footer> | 2235 | ····</footer> |
| 2236 | ··</div> | 2236 | ··</div> |
| 2237 | </main> | 2237 | </main> |
| 2238 | </div> | 2238 | </div> |
| 2239 | <script> | 2239 | <script> |
| 2240 | ··function·mermaidLoaded()·{ | 2240 | ··function·mermaidLoaded()·{ |
| 2241 | ····mermaid.initialize({ | 2241 | ····mermaid.initialize({ |
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| 142 | <a·href="../../../../erts-15.2.2/doc/html/time_correction.html"><em>Time·and·Time·Correction·in·Erlang</em></a> | 142 | <a·href="../../../../erts-15.2.2/doc/html/time_correction.html"><em>Time·and·Time·Correction·in·Erlang</em></a> |
| 143 | ERTS·User's·guide.</p><h2·id="module-examples"·class="section-heading"> | 143 | ERTS·User's·guide.</p><h2·id="module-examples"·class="section-heading"> |
| 144 | ··<a·href="#module-examples"·class="hover-link"> | 144 | ··<a·href="#module-examples"·class="hover-link"> |
| 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 146 | ··</a> | 146 | ··</a> |
| 147 | ··<span·class="text">Examples</span> | 147 | ··<span·class="text">Examples</span> |
| 148 | </h2> | 148 | </h2> |
| 149 | <p><em>Example·1</em></p><p>The·following·example·shows·how·to·print·"Hello·World!"·in·5·seconds:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id=" | 149 | <p><em>Example·1</em></p><p>The·following·example·shows·how·to·print·"Hello·World!"·in·5·seconds:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id="7213748521-1">(</span><span·class="mi">5000</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">io</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">format</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·440,·SHA:·8356b282fde97f3b4ef3ef369d7ed5d750c48823b2414393dc8e665c740bfe66·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="p"·data-group-id=" | 150 | </span><span·class="p"·data-group-id="7213748521-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">TRef</span><span·class="p"·data-group-id="7213748521-4">}</span><span·class="w"> |
| 151 | </span><span·class="n">Hello</span><span·class="w">·</span><span·class="n">World</span><span·class="o">!</span></code></pre><p><em>Example·2</em></p><p>The·following·example·shows·a·process·performing·a·certain·action,·and·if·this | 151 | </span><span·class="n">Hello</span><span·class="w">·</span><span·class="n">World</span><span·class="o">!</span></code></pre><p><em>Example·2</em></p><p>The·following·example·shows·a·process·performing·a·certain·action,·and·if·this |
| 152 | action·is·not·completed·within·a·certain·limit,·the·process·is·killed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Pid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 152 | action·is·not·completed·within·a·certain·limit,·the·process·is·killed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Pid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="9239078699-1">(</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9239078699-2">[</span><span·class="ss">foo</span><span[·...·truncated·by·diffoscope;·len:·164,·SHA:·656f26381b691cf90306ee66a1f5826efcfbefd2cd670dafe7f431c0fa8d7707·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 153 | </span><span·class="c1">%%·If·pid·is·not·finished·in·10·seconds,·kill·him</span><span·class="w"> | 153 | </span><span·class="c1">%%·If·pid·is·not·finished·in·10·seconds,·kill·him</span><span·class="w"> |
| 154 | </span><span·class="p"·data-group-id=" | 154 | </span><span·class="p"·data-group-id="9239078699-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">R</span><span·class="p"·data-group-id="9239078699-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·460,·SHA:·e0d2bf6d54744e90b6b6eb6be4a9b5a0ec5e0b6295ffe76757de809b29b1e4b8·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 155 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 155 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="c1">%%·We·change·our·mind...</span><span·class="w"> | 156 | </span><span·class="c1">%%·We·change·our·mind...</span><span·class="w"> |
| 157 | </span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">cancel</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">cancel</span><span·class="p"·data-group-id="9239078699-6">(</span><span·class="n">R</span><span·class="p"·data-group-id="9239078699-6">)</span><span·class="p">,</span><span·class="w"> |
| 158 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="module-notes"·class="section-heading"> | 158 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="module-notes"·class="section-heading"> |
| 159 | ··<a·href="#module-notes"·class="hover-link"> | 159 | ··<a·href="#module-notes"·class="hover-link"> |
| 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 161 | ··</a> | 161 | ··</a> |
| 162 | ··<span·class="text">Notes</span> | 162 | ··<span·class="text">Notes</span> |
| 163 | </h2> | 163 | </h2> |
| 164 | <p>A·timer·can·always·be·removed·by·calling·<a·href="#cancel/1"><code·class="inline">cancel/1</code></a>.</p><p>An·interval·timer,·that·is,·a·timer·created·by·evaluating·any·of·the·functions | 164 | <p>A·timer·can·always·be·removed·by·calling·<a·href="#cancel/1"><code·class="inline">cancel/1</code></a>.</p><p>An·interval·timer,·that·is,·a·timer·created·by·evaluating·any·of·the·functions |
| Offset 177, 28 lines modified | Offset 177, 28 lines modified | ||
| 177 | process,·and·therefore·calls·to·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·in·those·functions·will·return·the·Pid | 177 | process,·and·therefore·calls·to·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·in·those·functions·will·return·the·Pid |
| 178 | of·this·process,·which·is·different·from·the·process·that·called | 178 | of·this·process,·which·is·different·from·the·process·that·called |
| 179 | <code·class="inline">timer:apply_*</code>.</p><p><em>Example</em></p><p>In·the·following·example,·the·intention·is·to·set·a·timer·to·execute·a·function | 179 | <code·class="inline">timer:apply_*</code>.</p><p><em>Example</em></p><p>In·the·following·example,·the·intention·is·to·set·a·timer·to·execute·a·function |
| 180 | after·1·second,·which·performs·a·fictional·task,·and·then·wants·to·inform·the | 180 | after·1·second,·which·performs·a·fictional·task,·and·then·wants·to·inform·the |
| 181 | process·which·set·the·timer·about·its·completion,·by·sending·it·a·<code·class="inline">done</code> | 181 | process·which·set·the·timer·about·its·completion,·by·sending·it·a·<code·class="inline">done</code> |
| 182 | message.</p><p>Using·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·<em>inside</em>·the·timed·function,·the·code·below·does·not·work·as | 182 | message.</p><p>Using·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·<em>inside</em>·the·timed·function,·the·code·below·does·not·work·as |
| 183 | intended.·The·task·gets·done,·but·the·<code·class="inline">done</code>·message·gets·sent·to·the·wrong | 183 | intended.·The·task·gets·done,·but·the·<code·class="inline">done</code>·message·gets·sent·to·the·wrong |
| 184 | process·and·is·lost.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id=" | 184 | process·and·is·lost.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id="1934960992-1">(</span><span·class="mi">1000</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="1934960992-2">(</span><span·class="p"·data-group-id="1934960992-2">)</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·566,·SHA:·56a32d6773513f3c93e5a424dc3369331c0cbbbcd16107744b4758b2fe1052ea·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 185 | </span><span·class="p"·data-group-id=" | 185 | </span><span·class="p"·data-group-id="1934960992-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">TRef</span><span·class="p"·data-group-id="1934960992-5">}</span><span·class="gp·unselectable"> |
| 186 | 2>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">timeout</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 186 | 2>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">timeout</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="c1">%%·...·5s·pass...</span><span·class="w"> | 187 | </span><span·class="c1">%%·...·5s·pass...</span><span·class="w"> |
| 188 | </span><span·class="ss">timeout</span></code></pre><p>The·code·below·calls·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·in·the·process·which·sets·the·timer·and·assigns·it | 188 | </span><span·class="ss">timeout</span></code></pre><p>The·code·below·calls·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·in·the·process·which·sets·the·timer·and·assigns·it |
| 189 | to·a·variable,·which·is·then·used·in·the·function·to·send·the·<code·class="inline">done</code>·message·to, | 189 | to·a·variable,·which·is·then·used·in·the·function·to·send·the·<code·class="inline">done</code>·message·to, |
| 190 | and·so·works·as·intended.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Target</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="5 | 190 | and·so·works·as·intended.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Target</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="0502746427-1">(</span><span·class="p"·data-group-id="0502746427-1">)</span><span·class="w"> |
| 191 | </span><span·class="o"><</span><span·class="mf">0.82</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 191 | </span><span·class="o"><</span><span·class="mf">0.82</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
| 192 | 2>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id="5 | 192 | 2>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id="0502746427-2">(</span><span·class="mi">1000</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0502746427-3">(</span><span·class="p"·data-group-id="0502746427-3">)</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·461,·SHA:·6dc1969b321675c01c1e9bdf9017d6b959404989c02a298253a34e882c6b43a7·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="p"·data-group-id="5 | 193 | </span><span·class="p"·data-group-id="0502746427-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">TRef</span><span·class="p"·data-group-id="0502746427-5">}</span><span·class="gp·unselectable"> |
| 194 | 3>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">timeout</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 194 | 3>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">timeout</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="c1">%%·...·1s·passes...</span><span·class="w"> | 195 | </span><span·class="c1">%%·...·1s·passes...</span><span·class="w"> |
| 196 | </span><span·class="ss">done</span></code></pre><p>Another·option·is·to·pass·the·message·target·as·a·parameter·to·the·function.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id=" | 196 | </span><span·class="ss">done</span></code></pre><p>Another·option·is·to·pass·the·message·target·as·a·parameter·to·the·function.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id="8696137110-1">(</span><span·class="mi">1000</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="8696137110-2">(</span><span·class="n">Target</span><span·class="p"·data-group-id="8696137110-2">)</s[·...·truncated·by·diffoscope;·len:·777,·SHA:·e3c8df797c54560f2067f06de7046b545cbe3f7721c1dc0711b1391b73bda341·...·]0-1">)</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="p"·data-group-id=" | 197 | </span><span·class="p"·data-group-id="8696137110-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">TRef</span><span·class="p"·data-group-id="8696137110-6">}</span><span·class="gp·unselectable"> |
| 198 | 2>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">timeout</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 198 | 2>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">timeout</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="c1">%%·...·1s·passes...</span><span·class="w"> | 199 | </span><span·class="c1">%%·...·1s·passes...</span><span·class="w"> |
| 200 | </span><span·class="ss">done</span></code></pre> | 200 | </span><span·class="ss">done</span></code></pre> |
| 201 | ····</section> | 201 | ····</section> |
| 202 | </div> | 202 | </div> |
| Offset 1577, 15 lines modified | Offset 1577, 15 lines modified | ||
| 1577 | ······<p·class="built-using"> | 1577 | ······<p·class="built-using"> |
| 1578 | ········Built·using | 1578 | ········Built·using |
| 1579 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1579 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1580 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1580 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1581 | ······</p> | 1581 | ······</p> |
| 1582 | <p>Copyright·©·1996-202 | 1582 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1583 | ····</footer> | 1583 | ····</footer> |
| 1584 | ··</div> | 1584 | ··</div> |
| 1585 | </main> | 1585 | </main> |
| 1586 | </div> | 1586 | </div> |
| 1587 | <script> | 1587 | <script> |
| 1588 | ··function·mermaidLoaded()·{ | 1588 | ··function·mermaidLoaded()·{ |
| 1589 | ····mermaid.initialize({ | 1589 | ····mermaid.initialize({ |
| Offset 1031, 21 lines modified | Offset 1031, 21 lines modified | ||
| 1031 | binaries·in·other·ways·are·split·on·non-UTF·character·boundaries.·An | 1031 | binaries·in·other·ways·are·split·on·non-UTF·character·boundaries.·An |
| 1032 | <code·class="inline">incomplete</code>·tuple·is·then·returned·instead·of·the·<code·class="inline">error</code>·tuple.·It·consists·of | 1032 | <code·class="inline">incomplete</code>·tuple·is·then·returned·instead·of·the·<code·class="inline">error</code>·tuple.·It·consists·of |
| 1033 | the·same·parts·as·the·<code·class="inline">error</code>·tuple,·but·the·tag·is·<code·class="inline">incomplete</code>·instead·of | 1033 | the·same·parts·as·the·<code·class="inline">error</code>·tuple,·but·the·tag·is·<code·class="inline">incomplete</code>·instead·of |
| 1034 | <code·class="inline">error</code>·and·the·last·element·is·always·guaranteed·to·be·a·binary·consisting·of | 1034 | <code·class="inline">error</code>·and·the·last·element·is·always·guaranteed·to·be·a·binary·consisting·of |
| 1035 | the·first·part·of·a·(so·far)·valid·UTF·character.</p><p>If·one·UTF·character·is·split·over·two·consecutive·binaries·in·the·<code·class="inline">Data</code>,·the | 1035 | the·first·part·of·a·(so·far)·valid·UTF·character.</p><p>If·one·UTF·character·is·split·over·two·consecutive·binaries·in·the·<code·class="inline">Data</code>,·the |
| 1036 | conversion·succeeds.·This·means·that·a·character·can·be·decoded·from·a·range·of | 1036 | conversion·succeeds.·This·means·that·a·character·can·be·decoded·from·a·range·of |
| 1037 | binaries·as·long·as·the·whole·range·is·specified·as·input·without·errors | 1037 | binaries·as·long·as·the·whole·range·is·specified·as·input·without·errors |
| 1038 | occurring.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">decode_data</span><span·class="p"·data-group-id=" | 1038 | occurring.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">decode_data</span><span·class="p"·data-group-id="1036290145-1">(</span><span·class="n">Data</span><span·class="p"·data-group-id="1036290145-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1039 | ···</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_list</span><span·class="p"·data-group-id=" | 1039 | ···</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_list</span><span·class="p"·data-group-id="1036290145-2">(</span><span·class="n">Data</span><span·class="p">,</span><span·class="ss">unicode</span><span·class="p"·data-group-id="1036290145-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 1040 | ······</span><span·class="p"·data-group-id=" | 1040 | ······</span><span·class="p"·data-group-id="1036290145-3">{</span><span·class="ss">incomplete</span><span·class="p">,</span><span·class="n">Encoded</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Rest</span><span·class="p"·data-group-id="1036290145-3">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1041 | ············</span><span·class="n">More</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">get_some_more_data</span><span·class="p"·data-group-id=" | 1041 | ············</span><span·class="n">More</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">get_some_more_data</span><span·class="p"·data-group-id="1036290145-4">(</span><span·class="p"·data-group-id="1036290145-4">)</span><span·class="p">,</span><span·class="w"> |
| 1042 | ············</span><span·class="n">Encoded</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nf">decode_data</span><span·class="p"·data-group-id=" | 1042 | ············</span><span·class="n">Encoded</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nf">decode_data</span><span·class="p"·data-group-id="1036290145-5">(</span><span·class="p"·data-group-id="1036290145-6">[</span><span·class="n">Rest</span><span·class="p">,</span><span·class="w">·</span><span·class="n">More</span><span·class="p"·data-group-id="1036290145-6">]</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·376fdbf242ae24c86c141c30ac71e8616a5620b0eff7f21df5fbcc5b77441193·...·]-5">)</span><span·class="p">;</span><span·class="w"> |
| 1043 | ······</span><span·class="p"·data-group-id=" | 1043 | ······</span><span·class="p"·data-group-id="1036290145-7">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="n">Encoded</span><span·class="p">,</span><span·class="n">Rest</span><span·class="p"·data-group-id="1036290145-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1044 | ············</span><span·class="nf">handle_error</span><span·class="p"·data-group-id=" | 1044 | ············</span><span·class="nf">handle_error</span><span·class="p"·data-group-id="1036290145-8">(</span><span·class="n">Encoded</span><span·class="p">,</span><span·class="n">Rest</span><span·class="p"·data-group-id="1036290145-8">)</span><span·class="p">;</span><span·class="w"> |
| 1045 | ······</span><span·class="n">List</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 1045 | ······</span><span·class="n">List</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1046 | ············</span><span·class="n">List</span><span·class="w"> | 1046 | ············</span><span·class="n">List</span><span·class="w"> |
| 1047 | ···</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>However,·bit·strings·that·are·not·whole·bytes·are·not·allowed,·so·a·UTF | 1047 | ···</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>However,·bit·strings·that·are·not·whole·bytes·are·not·allowed,·so·a·UTF |
| 1048 | character·must·be·split·along·8-bit·boundaries·to·ever·be·decoded.</p><p>A·<code·class="inline">badarg</code>·exception·is·thrown·for·the·following·cases:</p><ul><li>Any·parameters·are·of·the·wrong·type.</li><li>The·list·structure·is·invalid·(a·number·as·tail).</li><li>The·binaries·do·not·contain·whole·bytes·(bit·strings).</li></ul> | 1048 | character·must·be·split·along·8-bit·boundaries·to·ever·be·decoded.</p><p>A·<code·class="inline">badarg</code>·exception·is·thrown·for·the·following·cases:</p><ul><li>Any·parameters·are·of·the·wrong·type.</li><li>The·list·structure·is·invalid·(a·number·as·tail).</li><li>The·binaries·do·not·contain·whole·bytes·(bit·strings).</li></ul> |
| 1049 | ··</section> | 1049 | ··</section> |
| 1050 | </section> | 1050 | </section> |
| 1051 | <section·class="detail"·id="characters_to_nfc_binary/1"> | 1051 | <section·class="detail"·id="characters_to_nfc_binary/1"> |
| Offset 1070, 16 lines modified | Offset 1070, 16 lines modified | ||
| 1070 | ······<div·class="specs"> | 1070 | ······<div·class="specs"> |
| 1071 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfc_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1071 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfc_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1072 | ······</div> | 1072 | ······</div> |
| 1073 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form | 1073 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form |
| 1074 | of·canonical·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·an·utf8·encoded·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfc_binary</span><span·class="p"·data-group-id=" | 1074 | of·canonical·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·an·utf8·encoded·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfc_binary</span><span·class="p"·data-group-id="9726042175-1">(</span><span·class="p"·data-group-id="9726042175-2">[</span><span·class="p"·data-group-id="9726042175-3"><<</span><span·class="s">"abc..a"</span><span·class="p"·data-group-id="9726042175-3">>></span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·645,·SHA:·c3a2387bec14e8ca8a4e65201c1be1cc494fae5e5be7c55d96d19a9ff49bfd57·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1075 | </span><span·class="p"·data-group-id=" | 1075 | </span><span·class="p"·data-group-id="9726042175-7"><<</span><span·class="s">"abc..åäö"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="9726042175-7">>></span></code></pre> |
| 1076 | ··</section> | 1076 | ··</section> |
| 1077 | </section> | 1077 | </section> |
| 1078 | <section·class="detail"·id="characters_to_nfc_list/1"> | 1078 | <section·class="detail"·id="characters_to_nfc_list/1"> |
| 1079 | ··<div·class="detail-header"> | 1079 | ··<div·class="detail-header"> |
| 1080 | ····<a·href="#characters_to_nfc_list/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1080 | ····<a·href="#characters_to_nfc_list/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1081 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1081 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1100, 15 lines modified | Offset 1100, 15 lines modified | ||
| 1100 | ······<div·class="specs"> | 1100 | ······<div·class="specs"> |
| 1101 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfc_list(<a·href="#t:chardata/0">chardata</a>())·->·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:char/0">char</a>()]·|·{error,·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:char/0">char</a>()],·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1101 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfc_list(<a·href="#t:chardata/0">chardata</a>())·->·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:char/0">char</a>()]·|·{error,·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:char/0">char</a>()],·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1102 | ······</div> | 1102 | ······</div> |
| 1103 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form | 1103 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form |
| 1104 | of·canonical·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·a·list·of·characters.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfc_list</span><span·class="p"·data-group-id=" | 1104 | of·canonical·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·a·list·of·characters.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfc_list</span><span·class="p"·data-group-id="0600358911-1">(</span><span·class="p"·data-group-id="0600358911-2">[</span><span·class="p"·data-group-id="0600358911-3"><<</span><span·class="s">"abc..a"</span><span·class="p"·data-group-id="0600358911-3">>></span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·645,·SHA:·7c8763c2d93c55d75602eb2c0ba11ec0d1935fa1479dabba7154a03ad775e0c3·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1105 | </span><span·class="s">"abc..åäö"</span></code></pre> | 1105 | </span><span·class="s">"abc..åäö"</span></code></pre> |
| 1106 | ··</section> | 1106 | ··</section> |
| 1107 | </section> | 1107 | </section> |
| 1108 | <section·class="detail"·id="characters_to_nfd_binary/1"> | 1108 | <section·class="detail"·id="characters_to_nfd_binary/1"> |
| 1109 | ··<div·class="detail-header"> | 1109 | ··<div·class="detail-header"> |
| 1110 | ····<a·href="#characters_to_nfd_binary/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1110 | ····<a·href="#characters_to_nfd_binary/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1130, 16 lines modified | Offset 1130, 16 lines modified | ||
| 1130 | ······<div·class="specs"> | 1130 | ······<div·class="specs"> |
| 1131 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfd_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1131 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfd_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1132 | ······</div> | 1132 | ······</div> |
| 1133 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form | 1133 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form |
| 1134 | of·canonical·equivalent·Decomposed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·an·utf8·encoded·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfd_binary</span><span·class="p"·data-group-id=" | 1134 | of·canonical·equivalent·Decomposed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·an·utf8·encoded·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfd_binary</span><span·class="p"·data-group-id="3409381406-1">(</span><span·class="s">"abc..åäö"</span><span·class="p"·data-group-id="3409381406-1">)</span><span·class="p">.</span><span·class="w"> |
| 1135 | </span><span·class="p"·data-group-id=" | 1135 | </span><span·class="p"·data-group-id="3409381406-2"><<</span><span·class="mi">97</span><span·class="p">,</span><span·class="mi">98</span><span·class="p">,</span><span·class="mi">99</span><span·class="p">,</span><span·class="mi">46</span><span·class="p">,</span><span·class="mi">46</span><[·...·truncated·by·diffoscope;·len:·497,·SHA:·8467b2b2f740c4e9dc8228c0d6cd1e9fe02ab8e923713934935a5ccec3ade64a·...·]-2">>></span></code></pre> |
| 1136 | ··</section> | 1136 | ··</section> |
| 1137 | </section> | 1137 | </section> |
| 1138 | <section·class="detail"·id="characters_to_nfd_list/1"> | 1138 | <section·class="detail"·id="characters_to_nfd_list/1"> |
| 1139 | ··<div·class="detail-header"> | 1139 | ··<div·class="detail-header"> |
| 1140 | ····<a·href="#characters_to_nfd_list/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1140 | ····<a·href="#characters_to_nfd_list/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1141 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1141 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1160, 16 lines modified | Offset 1160, 16 lines modified | ||
| 1160 | ······<div·class="specs"> | 1160 | ······<div·class="specs"> |
| 1161 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfd_list(<a·href="#t:chardata/0">chardata</a>())·->·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:char/0">char</a>()]·|·{error,·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:char/0">char</a>()],·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1161 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfd_list(<a·href="#t:chardata/0">chardata</a>())·->·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:char/0">char</a>()]·|·{error,·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:char/0">char</a>()],·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1162 | ······</div> | 1162 | ······</div> |
| 1163 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form | 1163 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form |
| 1164 | of·canonical·equivalent·Decomposed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·a·list·of·characters.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfd_list</span><span·class="p"·data-group-id=" | 1164 | of·canonical·equivalent·Decomposed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·a·list·of·characters.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfd_list</span><span·class="p"·data-group-id="7646997527-1">(</span><span·class="s">"abc..åäö"</span><span·class="p"·data-group-id="7646997527-1">)</span><span·class="p">.</span><span·class="w"> |
| 1165 | </span><span·class="p"·data-group-id=" | 1165 | </span><span·class="p"·data-group-id="7646997527-2">[</span><span·class="mi">97</span><span·class="p">,</span><span·class="mi">98</span><span·class="p">,</span><span·class="mi">99</span><span·class="p">,</span><span·class="mi">46</span><span·class="p">,</span><span·class="mi">46</span><span·cl[·...·truncated·by·diffoscope;·len:·337,·SHA:·cbfe1fa39eb0908fb288e0b9e71b53177be1723764d8e2be837b6a883a2f5cfb·...·]-2">]</span></code></pre> |
| 1166 | ··</section> | 1166 | ··</section> |
| 1167 | </section> | 1167 | </section> |
| 1168 | <section·class="detail"·id="characters_to_nfkc_binary/1"> | 1168 | <section·class="detail"·id="characters_to_nfkc_binary/1"> |
| 1169 | ··<div·class="detail-header"> | 1169 | ··<div·class="detail-header"> |
| 1170 | ····<a·href="#characters_to_nfkc_binary/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1170 | ····<a·href="#characters_to_nfkc_binary/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1171 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1171 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1190, 16 lines modified | Offset 1190, 16 lines modified | ||
| 1190 | ······<div·class="specs"> | 1190 | ······<div·class="specs"> |
| 1191 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfkc_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1191 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfkc_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1192 | ······</div> | 1192 | ······</div> |
| 1193 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form | 1193 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form |
| 1194 | of·compatibly·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·an·utf8·encoded·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfkc_binary</span><span·class="p"·data-group-id=" | 1194 | of·compatibly·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·an·utf8·encoded·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfkc_binary</span><span·class="p"·data-group-id="4774955699-1">(</span><span·class="p"·data-group-id="4774955699-2">[</span><span·class="p"·data-group-id="4774955699-3"><<</span><span·class="s">"abc..a"</span><span·class="p"·data-group-id="4774955699-3">>></span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·857,·SHA:·a5cf0d9b8cff99b989b80cb0762ca7d8da93cc7e48c35645840d5f2fbcee38fe·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1195 | </span><span·class="p"·data-group-id=" | 1195 | </span><span·class="p"·data-group-id="4774955699-8"><<</span><span·class="s">"abc..åäö32"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="4774955699-8">>></span></code></pre> |
| 1196 | ··</section> | 1196 | ··</section> |
| 1197 | </section> | 1197 | </section> |
| 1198 | <section·class="detail"·id="characters_to_nfkc_list/1"> | 1198 | <section·class="detail"·id="characters_to_nfkc_list/1"> |
| 1199 | ··<div·class="detail-header"> | 1199 | ··<div·class="detail-header"> |
| 1200 | ····<a·href="#characters_to_nfkc_list/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1200 | ····<a·href="#characters_to_nfkc_list/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1201 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1201 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1220, 15 lines modified | Offset 1220, 15 lines modified | ||
| 1220 | ······<div·class="specs"> | 1220 | ······<div·class="specs"> |
| 1221 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfkc_list(<a·href="#t:chardata/0">chardata</a>())·->·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:char/0">char</a>()]·|·{error,·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:char/0">char</a>()],·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1221 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfkc_list(<a·href="#t:chardata/0">chardata</a>())·->·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:char/0">char</a>()]·|·{error,·[<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:char/0">char</a>()],·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1222 | ······</div> | 1222 | ······</div> |
| 1223 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form | 1223 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form |
| 1224 | of·compatibly·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·a·list·of·characters.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfkc_list</span><span·class="p"·data-group-id=" | 1224 | of·compatibly·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·a·list·of·characters.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfkc_list</span><span·class="p"·data-group-id="3339479310-1">(</span><span·class="p"·data-group-id="3339479310-2">[</span><span·class="p"·data-group-id="3339479310-3"><<</span><span·class="s">"abc..a"</span><span·class="p"·data-group-id="3339479310-3">>></span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·857,·SHA:·80f651a6808c00109baa556b3de9c75c1a989f20689a4f498f6f21d34becaf1f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1225 | </span><span·class="s">"abc..åäö32"</span></code></pre> | 1225 | </span><span·class="s">"abc..åäö32"</span></code></pre> |
| 1226 | ··</section> | 1226 | ··</section> |
| 1227 | </section> | 1227 | </section> |
| 1228 | <section·class="detail"·id="characters_to_nfkd_binary/1"> | 1228 | <section·class="detail"·id="characters_to_nfkd_binary/1"> |
| 1229 | ··<div·class="detail-header"> | 1229 | ··<div·class="detail-header"> |
| 1230 | ····<a·href="#characters_to_nfkd_binary/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1230 | ····<a·href="#characters_to_nfkd_binary/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1251, 16 lines modified | Offset 1251, 16 lines modified | ||
| 1251 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfkd_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1251 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfkd_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1252 | ······</div> | 1252 | ······</div> |
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| 335 | communicating·externally.·Functions·and·bit·syntax·exist·to·encode·and·decode | 335 | communicating·externally.·Functions·and·bit·syntax·exist·to·encode·and·decode |
| 336 | both·UTF-8,·UTF-16,·and·UTF-32·in·binaries.·However,·library·functions·dealing | 336 | both·UTF-8,·UTF-16,·and·UTF-32·in·binaries.·However,·library·functions·dealing |
| 337 | with·binaries·and·Unicode·in·general·only·deal·with·the·default·encoding.</p><p>Character·data·can·be·combined·from·many·sources,·sometimes·available·in·a·mix | 337 | with·binaries·and·Unicode·in·general·only·deal·with·the·default·encoding.</p><p>Character·data·can·be·combined·from·many·sources,·sometimes·available·in·a·mix |
| 338 | of·strings·and·binaries.·Erlang·has·for·long·had·the·concept·of·<code·class="inline">iodata</code>·or | 338 | of·strings·and·binaries.·Erlang·has·for·long·had·the·concept·of·<code·class="inline">iodata</code>·or |
| 339 | <code·class="inline">iolist</code>s,·where·binaries·and·lists·can·be·combined·to·represent·a·sequence·of | 339 | <code·class="inline">iolist</code>s,·where·binaries·and·lists·can·be·combined·to·represent·a·sequence·of |
| 340 | bytes.·In·the·same·way,·the·Unicode-aware·modules·often·allow·for·combinations | 340 | bytes.·In·the·same·way,·the·Unicode-aware·modules·often·allow·for·combinations |
| 341 | of·binaries·and·lists,·where·the·binaries·have·characters·encoded·in·UTF-8·and | 341 | of·binaries·and·lists,·where·the·binaries·have·characters·encoded·in·UTF-8·and |
| 342 | the·lists·contain·such·binaries·or·numbers·representing·Unicode·code·points:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">unicode_binary</span><span·class="p"·data-group-id=" | 342 | the·lists·contain·such·binaries·or·numbers·representing·Unicode·code·points:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">unicode_binary</span><span·class="p"·data-group-id="1675398948-1">(</span><span·class="p"·data-group-id="1675398948-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="1675398948-2">(</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·5b96d2810f8b747925c0c4caa99735cc6a42f1e094f50a31ac06a28a2fedabbd·...·]-2">)</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="ss">characters</span><span·class="w">·</span><span·class="ss">encoded</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">8</span><span·class="w">·</span><span·class="ss">coding</span><span·class="w">·</span><span·class="ss">standard</span><span·class="w"> |
| 343 | </span><span·class="nf">chardata</span><span·class="p"·data-group-id=" | 343 | </span><span·class="nf">chardata</span><span·class="p"·data-group-id="1675398948-3">(</span><span·class="p"·data-group-id="1675398948-3">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">charlist</span><span·class="p"·data-group-id="1675398948-4">(</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·233,·SHA:·5505eb685378da3e501f45678212f0ba977ca3faf1b720e3c9ea79d1f8770dd8·...·]-5">)</span><span·class="w"> |
| 344 | </span><span·class="nf">charlist</span><span·class="p"·data-group-id="0663842825-6">(</span><span·class="p"·data-group-id="0663842825-6">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">maybe_improper_list</span><span·class="p"·data-group-id="0663842825-7">(</span><span·class="nf">char</span><span·class="p"·data-group-id="0663842825-8">(</span><span·class="p"·data-group-id="0663842825-8">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">unicode_binary</span><span·class="p"·data-group-id="0663842825-9">(</span><span·class="p"·data-group-id="0663842825-9">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">charlist</span><span·class="p"·data-group-id="0663842825-10">(</span><span·class="p"·data-group-id="0663842825-10">)</span><span·class="p">,</span><span·class="w"> | ||
| 345 | 344 | </span><span·class="nf">charlist</span><span·class="p"·data-group-id="1675398948-6">(</span><span·class="p"·data-group-id="1675398948-6">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">maybe_improper_list</s[·...·truncated·by·diffoscope;·len:·659,·SHA:·69c7033e529ac5804a329ebf161c9148ee5c78a9bda99f8483a1431fab493a0b·...·] | |
| 345 | ··</span><span·class="nf">unicode_binary</span><span·class="p"·data-group-id="1675398948-11">(</span><span·class="p"·data-group-id="1675398948-11">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">nil</span><span·class="p"·data-group-id="1675398948-12">(</span><span·class="p"·data-group-id="1675398948-12">)</span><span·class="p"·data-group-id="1675398948-7">)</span></code></pre><p>The·module·<a·href="unicode.html"><code·class="inline">unicode</code></a>·even·supports·similar·mixes·with·binaries·containing | ||
| 346 | other·encodings·than·UTF-8,·but·that·is·a·special·case·to·allow·for·conversions | 346 | other·encodings·than·UTF-8,·but·that·is·a·special·case·to·allow·for·conversions |
| 347 | to·and·from·external·data:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">external_unicode_binary</span><span·class="p"·data-group-id=" | 347 | to·and·from·external·data:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">external_unicode_binary</span><span·class="p"·data-group-id="5997970377-1">(</span><span·class="p"·data-group-id="5997970377-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="5997970377-2">(</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·ea4f6395640e3234b138515a679a9087437f8583a4a7663ddc3ce376f48f2f70·...·]-2">)</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="ss">characters</span><span·class="w">·</span><span·class="ss">coded</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">a</span><span·class="w">·</span><span·class="ss">user</span><span·class="o">-</span><span·class="ss">specified</span><span·class="w"> |
| 348 | ··</span><span·class="n">Unicode</span><span·class="w">·</span><span·class="ss">encoding</span><span·class="w">·</span><span·class="ss">other</span><span·class="w">·</span><span·class="ss">than</span><span·class="w">·</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">8</span><span·class="w">·</span><span·class="p"·data-group-id=" | 348 | ··</span><span·class="n">Unicode</span><span·class="w">·</span><span·class="ss">encoding</span><span·class="w">·</span><span·class="ss">other</span><span·class="w">·</span><span·class="ss">than</span><span·class="w">·</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">8</span><span·class="w">·</span><span·class="p"·data-group-id="5997970377-3">(</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">16</span><span·class="w">·</span><span·class="ow">or</span><span·class="w">·</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">32</span><span·cl[·...·truncated·by·diffoscope;·len:·33,·SHA:·4c415cb73f585f5b14309d026bc0ed14ce69c274bf9f214d6eeeb3ca12b49799·...·]-3">)</span><span·class="w"> |
| 349 | </span><span·class="nf">external_chardata</span><span·class="p"·data-group-id=" | 349 | </span><span·class="nf">external_chardata</span><span·class="p"·data-group-id="5997970377-4">(</span><span·class="p"·data-group-id="5997970377-4">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">external_charlist</span><span·class="p"·data-group-id="5997970377-5">(</span><span·class="p"[·...·truncated·by·diffoscope;·len:·251,·SHA:·1f1650e3410ef00172e4f03419f03367cbb5f6e05676575ddb16764fdf275ed4·...·]-6">)</span><span·class="w"> |
| 350 | </span><span·class="nf">external_charlist</span><span·class="p"·data-group-id="6293959876-7">(</span><span·class="p"·data-group-id="6293959876-7">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">maybe_improper_list</span><span·class="p"·data-group-id="6293959876-8">(</span><span·class="nf">char</span><span·class="p"·data-group-id="6293959876-9">(</span><span·class="p"·data-group-id="6293959876-9">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">external_unicode_binary</span><span·class="p"·data-group-id="6293959876-10">(</span><span·class="p"·data-group-id="6293959876-10">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> | ||
| 351 | 350 | </span><span·class="nf">external_charlist</span><span·class="p"·data-group-id="5997970377-7">(</span><span·class="p"·data-group-id="5997970377-7">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">maybe_imprope[·...·truncated·by·diffoscope;·len:·489,·SHA:·5b5feda19490e50df84ed50e6bda712ad7aea6136137584da86a802f4281ab47·...·]"> | |
| 351 | ··</span><span·class="nf">external_charlist</span><span·class="p"·data-group-id="5997970377-11">(</span><span·class="p"·data-group-id="5997970377-11">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">external_unicode_binary</span><span·class="p"·data-group-id="5997970377-12">(</span><span·class="p"·data-group-id="5997970377-12">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">nil</span><span·class="p"·data-group-id="5997970377-13">(</span><span·class="p"·data-group-id="5997970377-13">)</span><span·class="p"·data-group-id="5997970377-8">)</span></code></pre><h2·id="basic-language-support"·class="section-heading"> | ||
| 352 | ··<a·href="#basic-language-support"·class="hover-link"> | 352 | ··<a·href="#basic-language-support"·class="hover-link"> |
| 353 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 353 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 354 | ··</a> | 354 | ··</a> |
| 355 | ··<span·class="text">Basic·Language·Support</span> | 355 | ··<span·class="text">Basic·Language·Support</span> |
| 356 | </h2> | 356 | </h2> |
| 357 | <p><a·href=""·id="unicode_in_erlang"></a>·As·from·Erlang/OTP·R16,·Erlang·source·files·can·be | 357 | <p><a·href=""·id="unicode_in_erlang"></a>·As·from·Erlang/OTP·R16,·Erlang·source·files·can·be |
| 358 | written·in·UTF-8·or·bytewise·(<code·class="inline">latin1</code>)·encoding.·For·information·about·how·to | 358 | written·in·UTF-8·or·bytewise·(<code·class="inline">latin1</code>)·encoding.·For·information·about·how·to |
| Offset 396, 78 lines modified | Offset 396, 78 lines modified | ||
| 396 | ··<a·href="#heuristic-string-detection"·class="hover-link"> | 396 | ··<a·href="#heuristic-string-detection"·class="hover-link"> |
| 397 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 397 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 398 | ··</a> | 398 | ··</a> |
| 399 | ··<span·class="text">Heuristic·String·Detection</span> | 399 | ··<span·class="text">Heuristic·String·Detection</span> |
| 400 | </h3> | 400 | </h3> |
| 401 | <p>In·certain·output·functions·and·in·the·output·of·return·values·in·the·shell, | 401 | <p>In·certain·output·functions·and·in·the·output·of·return·values·in·the·shell, |
| 402 | Erlang·tries·to·detect·string·data·in·lists·and·binaries·heuristically. | 402 | Erlang·tries·to·detect·string·data·in·lists·and·binaries·heuristically. |
| 403 | Typically·you·will·see·heuristic·detection·in·a·situation·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="3 | 403 | Typically·you·will·see·heuristic·detection·in·a·situation·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="3617392032-1">[</span><span·class="mi">97</span><span·class="p">,</span><span·class="mi">98</span><span·class="p">,</span><span·class="mi">99</span><span·class="p"·data-group-id="3617392032-1">]</span><span·class="p">.</span><span·class="w"> |
| 404 | </span><span·class="s">"abc"</span><span·class="gp·unselectable"> | 404 | </span><span·class="s">"abc"</span><span·class="gp·unselectable"> |
| 405 | 2>·</span><span·class="p"·data-group-id="3 | 405 | 2>·</span><span·class="p"·data-group-id="3617392032-2"><<</span><span·class="mi">97</span><span·class="p">,</span><span·class="mi">98</span><span·class="p">,</span><span·class="mi">99</span><span·class="p"·data-group-id="3617392032-2">>></span><span·class="p">.</span><span·class="w"> |
| 406 | </span><span·class="p"·data-group-id="3 | 406 | </span><span·class="p"·data-group-id="3617392032-3"><<</span><span·class="s">"abc"</span><span·class="p"·data-group-id="3617392032-3">>></span><span·class="gp·unselectable"> |
| 407 | 3>·</span><span·class="p"·data-group-id="3 | 407 | 3>·</span><span·class="p"·data-group-id="3617392032-4"><<</span><span·class="mi">195</span><span·class="p">,</span><span·class="mi">165</span><span·class="p">,</span><span·class="mi">195</span><span·class="p">,</span><span·class="mi">164</span><span·class="p">,</span><span·class="mi">195</sp[·...·truncated·by·diffoscope;·len:·95,·SHA:·201ff751cc96a59f4862c0fd5e367912932c14be8a71989ea480efe16f1bd8ee·...·]-4">>></span><span·class="p">.</span><span·class="w"> |
| 408 | </span><span·class="p"·data-group-id="3 | 408 | </span><span·class="p"·data-group-id="3617392032-5"><<</span><span·class="s">"åäö"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="3617392032-5">>></span></code></pre><p>Here·the·shell·detects·lists·containing·printable·characters·or·binaries |
| 409 | containing·printable·characters·in·bytewise·or·UTF-8·encoding.·But·what·is·a | 409 | containing·printable·characters·in·bytewise·or·UTF-8·encoding.·But·what·is·a |
| 410 | printable·character?·One·view·is·that·anything·the·Unicode·standard·thinks·is | 410 | printable·character?·One·view·is·that·anything·the·Unicode·standard·thinks·is |
| 411 | printable,·is·also·printable·according·to·the·heuristic·detection.·The·result·is | 411 | printable,·is·also·printable·according·to·the·heuristic·detection.·The·result·is |
| 412 | then·that·almost·any·list·of·integers·are·deemed·a·string,·and·all·sorts·of | 412 | then·that·almost·any·list·of·integers·are·deemed·a·string,·and·all·sorts·of |
| 413 | characters·are·printed,·maybe·also·characters·that·your·terminal·lacks·in·its | 413 | characters·are·printed,·maybe·also·characters·that·your·terminal·lacks·in·its |
| 414 | font·set·(resulting·in·some·unappreciated·generic·output).·Another·way·is·to | 414 | font·set·(resulting·in·some·unappreciated·generic·output).·Another·way·is·to |
| 415 | keep·it·backward·compatible·so·that·only·the·ISO·Latin-1·character·set·is·used | 415 | keep·it·backward·compatible·so·that·only·the·ISO·Latin-1·character·set·is·used |
| 416 | to·detect·a·string.·A·third·way·is·to·let·the·user·decide·exactly·what·Unicode | 416 | to·detect·a·string.·A·third·way·is·to·let·the·user·decide·exactly·what·Unicode |
| 417 | ranges·that·are·to·be·viewed·as·characters.</p><p>As·from·Erlang/OTP·R16B·you·can·select·the·ISO·Latin-1·range·or·the·whole | 417 | ranges·that·are·to·be·viewed·as·characters.</p><p>As·from·Erlang/OTP·R16B·you·can·select·the·ISO·Latin-1·range·or·the·whole |
| 418 | Unicode·range·by·supplying·startup·flag·<code·class="inline">+pc·latin1</code>·or·<code·class="inline">+pc·unicode</code>, | 418 | Unicode·range·by·supplying·startup·flag·<code·class="inline">+pc·latin1</code>·or·<code·class="inline">+pc·unicode</code>, |
| 419 | respectively.·For·backward·compatibility,·<code·class="inline">latin1</code>·is·default.·This·only | 419 | respectively.·For·backward·compatibility,·<code·class="inline">latin1</code>·is·default.·This·only |
| 420 | controls·how·heuristic·string·detection·is·done.·More·ranges·are·expected·to·be | 420 | controls·how·heuristic·string·detection·is·done.·More·ranges·are·expected·to·be |
| 421 | added·in·the·future,·enabling·tailoring·of·the·heuristics·to·the·language·and | 421 | added·in·the·future,·enabling·tailoring·of·the·heuristics·to·the·language·and |
| 422 | region·relevant·to·the·user.</p><p>The·following·examples·show·the·two·startup·options:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="w"> | 422 | region·relevant·to·the·user.</p><p>The·following·examples·show·the·two·startup·options:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="w"> |
| 423 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id=" | 423 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id="9678838013-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.10</span><span·class="p">.</span><span·class="mi">1</span><span·class="p"·data-group-id="9678838013-1">)</span><span·class="w">·</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·782,·SHA:·942be61054f375826dc0d523079840cfdaba3499a772d05fbe2727c6da8e257b·...·]-5">]</span><span·class="w"> |
| 424 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 424 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id="9678838013-6">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="9678838013-6">)</span><span·class="gp·unselectable"> |
| 425 | 1>·</span><span·class="p"·data-group-id=" | 425 | 1>·</span><span·class="p"·data-group-id="9678838013-7">[</span><span·class="mi">1024</span><span·class="p"·data-group-id="9678838013-7">]</span><span·class="p">.</span><span·class="w"> |
| 426 | </span><span·class="p"·data-group-id=" | 426 | </span><span·class="p"·data-group-id="9678838013-8">[</span><span·class="mi">1024</span><span·class="p"·data-group-id="9678838013-8">]</span><span·class="gp·unselectable"> |
| 427 | 2>·</span><span·class="p"·data-group-id=" | 427 | 2>·</span><span·class="p"·data-group-id="9678838013-9">[</span><span·class="mi">1070</span><span·class="p">,</span><span·class="mi">1085</span><span·class="p">,</span><span·class="mi">1080</span><span·class="p">,</span><span·class="mi">1082</span><span·class="p">,</span><span·class="mi">1086</spa[·...·truncated·by·diffoscope;·len:·95,·SHA:·65e7f9d073e5906bee6af21f72b3ee89e3145b72652ad8b70a46a9da2ac3c56a·...·]-9">]</span><span·class="p">.</span><span·class="w"> |
| 428 | </span><span·class="p"·data-group-id=" | 428 | </span><span·class="p"·data-group-id="9678838013-10">[</span><span·class="mi">1070</span><span·class="p">,</span><span·class="mi">1085</span><span·class="p">,</span><span·class="mi">1080</span><span·class="p">,</span><span·class="mi">1082</span><span·class="p">,</span><span·class="mi">1086</sp[·...·truncated·by·diffoscope;·len:·96,·SHA:·de5fd5f7ca099f34297f69923fd5bbcc159019f3989aafe28e6570ea290c97e6·...·]-10">]</span><span·class="gp·unselectable"> |
| 429 | 3>·</span><span·class="p"·data-group-id=" | 429 | 3>·</span><span·class="p"·data-group-id="9678838013-11">[</span><span·class="mi">229</span><span·class="p">,</span><span·class="mi">228</span><span·class="p">,</span><span·class="mi">246</span><span·class="p"·data-group-id="9678838013-11">]</span><span·class="p">.</span><span·class="w"> |
| 430 | </span><span·class="s">"åäö"</span><span·class="gp·unselectable"> | 430 | </span><span·class="s">"åäö"</span><span·class="gp·unselectable"> |
| 431 | 4>·</span><span·class="p"·data-group-id=" | 431 | 4>·</span><span·class="p"·data-group-id="9678838013-12"><<</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">174</span><span·class="p">,</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">189</span><span·class="p">,</span><span·class="mi">208</[·...·truncated·by·diffoscope;·len:·403,·SHA:·ad38b68eba31cf59d95444f79c57161f54c1f3774924cc4015a5091a9e1aac36·...·]-12">>></span><span·class="p">.</span><span·class="w"> |
| 432 | </span><span·class="p"·data-group-id=" | 432 | </span><span·class="p"·data-group-id="9678838013-13"><<</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">174</span><span·class="p">,</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">189</span><span·class="p">,</span><span·class="mi">208</[·...·truncated·by·diffoscope;·len:·403,·SHA:·ad38b68eba31cf59d95444f79c57161f54c1f3774924cc4015a5091a9e1aac36·...·]-13">>></span><span·class="gp·unselectable"> |
| 433 | 5>·</span><span·class="p"·data-group-id=" | 433 | 5>·</span><span·class="p"·data-group-id="9678838013-14"><<</span><span·class="mi">229</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p">,</span><span·class="mi">228</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p">,</span><span·class="mi">246[·...·truncated·by·diffoscope;·len:·100,·SHA:·efe93a352aba64e7c46ccfa31f6d2bd8ac384811cf29f31cd7f09087174eb66d·...·]-14">>></span><span·class="p">.</span><span·class="w"> |
| 434 | </span><span·class="p"·data-group-id=" | 434 | </span><span·class="p"·data-group-id="9678838013-15"><<</span><span·class="s">"åäö"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="9678838013-15">>></span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">unicode</span><span·class="w"> |
| 435 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id="64 | 435 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id="6451361169-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.10</span><span·class="p">.</span><span·class="mi">1</span><span·class="p"·data-group-id="6451361169-1">)</span><span·class="w">·</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·780,·SHA:·55647f454395b81485eca5ba35ba2fb2c6ca5d48c5eeb12ea740ff5d07868307·...·]-5">]</span><span·class="w"> |
| 436 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id="64 | 436 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id="6451361169-6">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="6451361169-6">)</span><span·class="gp·unselectable"> |
| 437 | 1>·</span><span·class="p"·data-group-id="64 | 437 | 1>·</span><span·class="p"·data-group-id="6451361169-7">[</span><span·class="mi">1024</span><span·class="p"·data-group-id="6451361169-7">]</span><span·class="p">.</span><span·class="w"> |
| 438 | </span><span·class="s">"Ѐ"</span><span·class="gp·unselectable"> | 438 | </span><span·class="s">"Ѐ"</span><span·class="gp·unselectable"> |
| 439 | 2>·</span><span·class="p"·data-group-id="64 | 439 | 2>·</span><span·class="p"·data-group-id="6451361169-8">[</span><span·class="mi">1070</span><span·class="p">,</span><span·class="mi">1085</span><span·class="p">,</span><span·class="mi">1080</span><span·class="p">,</span><span·class="mi">1082</span><span·class="p">,</span><span·class="mi">1086</span>[·...·truncated·by·diffoscope;·len:·93,·SHA:·cb9701af59104808e9e0458215ff2f7801a0182058e781ac0c90e509e1cad6df·...·]-8">]</span><span·class="p">.</span><span·class="w"> |
| 440 | </span><span·class="s">"Юникод"</span><span·class="gp·unselectable"> | 440 | </span><span·class="s">"Юникод"</span><span·class="gp·unselectable"> |
| 441 | 3>·</span><span·class="p"·data-group-id="64 | 441 | 3>·</span><span·class="p"·data-group-id="6451361169-9">[</span><span·class="mi">229</span><span·class="p">,</span><span·class="mi">228</span><span·class="p">,</span><span·class="mi">246</span><span·class="p"·data-group-id="6451361169-9">]</span><span·class="p">.</span><span·class="w"> |
| 442 | </span><span·class="s">"åäö"</span><span·class="gp·unselectable"> | 442 | </span><span·class="s">"åäö"</span><span·class="gp·unselectable"> |
| 443 | 4>·</span><span·class="p"·data-group-id="64 | 443 | 4>·</span><span·class="p"·data-group-id="6451361169-10"><<</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">174</span><span·class="p">,</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">189</span><span·class="p">,</span><span·class="mi">208</sp[·...·truncated·by·diffoscope;·len:·401,·SHA:·d0d80e7e80d2539e9923e4f8077b2317bd30dccd72cb148821f28a03521ac90d·...·]-10">>></span><span·class="p">.</span><span·class="w"> |
| 444 | </span><span·class="p"·data-group-id="64 | 444 | </span><span·class="p"·data-group-id="6451361169-11"><<</span><span·class="s">"Юникод"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="6451361169-11">>></span><span·class="gp·unselectable"> |
| 445 | 5>·</span><span·class="p"·data-group-id="64 | 445 | 5>·</span><span·class="p"·data-group-id="6451361169-12"><<</span><span·class="mi">229</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p">,</span><span·class="mi">228</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p">,</span><span·class="mi">246</[·...·truncated·by·diffoscope;·len:·98,·SHA:·f58d9971bbb288cb24c88eb22f6519dc3806bf6d276fb604f7cfc549a4ecd4ea·...·]-12">>></span><span·class="p">.</span><span·class="w"> |
| 446 | </span><span·class="p"·data-group-id="64 | 446 | </span><span·class="p"·data-group-id="6451361169-13"><<</span><span·class="s">"åäö"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="6451361169-13">>></span></code></pre><p>In·the·examples,·you·can·see·that·the·default·Erlang·shell·interprets·only |
| 447 | characters·from·the·ISO·Latin1·range·as·printable·and·only·detects·lists·or | 447 | characters·from·the·ISO·Latin1·range·as·printable·and·only·detects·lists·or |
| 448 | binaries·with·those·"printable"·characters·as·containing·string·data.·The·valid | 448 | binaries·with·those·"printable"·characters·as·containing·string·data.·The·valid |
| 449 | UTF-8·binary·containing·the·Russian·word·"Юникод",·is·not·printed·as·a·string. | 449 | UTF-8·binary·containing·the·Russian·word·"Юникод",·is·not·printed·as·a·string. |
| 450 | When·started·with·all·Unicode·characters·printable·(<code·class="inline">+pc·unicode</code>),·the·shell | 450 | When·started·with·all·Unicode·characters·printable·(<code·class="inline">+pc·unicode</code>),·the·shell |
| 451 | outputs·anything·containing·printable·Unicode·data·(in·binaries,·either·UTF-8·or | 451 | outputs·anything·containing·printable·Unicode·data·(in·binaries,·either·UTF-8·or |
| 452 | bytewise·encoded)·as·string·data.</p><p>These·heuristics·are·also·used·by·<a·href="io.html#format/2"><code·class="inline">io:format/2</code></a>,·<a·href="io_lib.html#format/2"><code·class="inline">io_lib:format/2</code></a>,·and·friends | 452 | bytewise·encoded)·as·string·data.</p><p>These·heuristics·are·also·used·by·<a·href="io.html#format/2"><code·class="inline">io:format/2</code></a>,·<a·href="io_lib.html#format/2"><code·class="inline">io_lib:format/2</code></a>,·and·friends |
| 453 | when·modifier·<code·class="inline">t</code>·is·used·with·<code·class="inline">~p</code>·or·<code·class="inline">~P</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="w"> | 453 | when·modifier·<code·class="inline">t</code>·is·used·with·<code·class="inline">~p</code>·or·<code·class="inline">~P</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="w"> |
| 454 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id=" | 454 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id="8413873190-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.10</span><span·class="p">.</span><span·class="mi">1</span><span·class="p"·data-group-id="8413873190-1">)</span><span·class="w">·</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·782,·SHA:·328b4f73a54b319674284016adae5550633aaef6041d0a130054455acf2b8c65·...·]-5">]</span><span·class="w"> |
| 455 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 455 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id="8413873190-6">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="8413873190-6">)</span><span·class="gp·unselectable"> |
| 456 | 1>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 456 | 1>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8413873190-7">(</span><span·class="s">"~tp</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="8413873190-8">[</span><span·class="p"·data-group-id="8413873190-9">{</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·1308,·SHA:·a23aa43ab0d0f991216b2f9318f3943d557f2f185f9d83e625086168ab375cdb·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 457 | </span><span·class="p"·data-group-id=" | 457 | </span><span·class="p"·data-group-id="8413873190-13">{</span><span·class="p"·data-group-id="8413873190-14"><<</span><span·class="s">"åäö"</span><span·class="p"·data-group-id="8413873190-14">>></span><span·class="p">,</span><span·class="p"·data-group-id="8413873190-15"><[·...·truncated·by·diffoscope;·len:·938,·SHA:·be567a22d8a7b9fd00c8236206bae12dce7f719df4f238113134d2ae9989425a·...·]-13">}</span><span·class="w"> |
| 458 | </span><span·class="ss">ok</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">unicode</span><span·class="w"> | 458 | </span><span·class="ss">ok</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">unicode</span><span·class="w"> |
| 459 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id=" | 459 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id="8641994471-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.10</span><span·class="p">.</span><span·class="mi">1</span><span·class="p"·data-group-id="8641994471-1">)</span><span·class="w">·</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·782,·SHA:·31ad77c5ede0a5fc8e25de74adb590f33f3f05e82a4e20edfd63aa434cd2a7fd·...·]-5">]</span><span·class="w"> |
| 460 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 460 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id="8641994471-6">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="8641994471-6">)</span><span·class="gp·unselectable"> |
| 461 | 1>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 461 | 1>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8641994471-7">(</span><span·class="s">"~tp</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="8641994471-8">[</span><span·class="p"·data-group-id="8641994471-9">{</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·1308,·SHA:·902e411fb5f300dac9d726901662bc1cd2f68a04a1eb8c97a7ea7252ad54e1e3·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 462 | </span><span·class="p"·data-group-id=" | 462 | </span><span·class="p"·data-group-id="8641994471-13">{</span><span·class="p"·data-group-id="8641994471-14"><<</span><span·class="s">"åäö"</span><span·class="p"·data-group-id="8641994471-14">>></span><span·class="p">,</span><span·class="p"·data-group-id="8641994471-15"><[·...·truncated·by·diffoscope;·len:·443,·SHA:·dd6c7f74f247721baeed004d71134b5c6cf4986ff5edd6432a61344c05f1ff5f·...·]-13">}</span><span·class="w"> |
| 463 | </span><span·class="ss">ok</span></code></pre><p>Notice·that·this·only·affects·<em>heuristic</em>·interpretation·of·lists·and·binaries | 463 | </span><span·class="ss">ok</span></code></pre><p>Notice·that·this·only·affects·<em>heuristic</em>·interpretation·of·lists·and·binaries |
| 464 | on·output.·For·example,·the·<code·class="inline">~ts</code>·format·sequence·always·outputs·a·valid·list·of | 464 | on·output.·For·example,·the·<code·class="inline">~ts</code>·format·sequence·always·outputs·a·valid·list·of |
| 465 | characters,·regardless·of·the·<code·class="inline">+pc</code>·setting,·as·the·programmer·has·explicitly | 465 | characters,·regardless·of·the·<code·class="inline">+pc</code>·setting,·as·the·programmer·has·explicitly |
| 466 | requested·string·output.</p><h2·id="the-interactive-shell"·class="section-heading"> | 466 | requested·string·output.</p><h2·id="the-interactive-shell"·class="section-heading"> |
| 467 | ··<a·href="#the-interactive-shell"·class="hover-link"> | 467 | ··<a·href="#the-interactive-shell"·class="hover-link"> |
| 468 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 468 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 469 | ··</a> | 469 | ··</a> |
| Offset 482, 47 lines modified | Offset 482, 47 lines modified | ||
| 482 | example,·a·<code·class="inline">LANG</code>·environment·variable·can·be·set·as·follows:</p><pre><code·class="text">$·echo·$LANG | 482 | example,·a·<code·class="inline">LANG</code>·environment·variable·can·be·set·as·follows:</p><pre><code·class="text">$·echo·$LANG |
| 483 | en_US.UTF-8</code></pre><p>Most·systems·handle·variable·<code·class="inline">LC_CTYPE</code>·before·<code·class="inline">LANG</code>,·so·if·that·is·set,·it | 483 | en_US.UTF-8</code></pre><p>Most·systems·handle·variable·<code·class="inline">LC_CTYPE</code>·before·<code·class="inline">LANG</code>,·so·if·that·is·set,·it |
| 484 | must·be·set·to·<code·class="inline">UTF-8</code>:</p><pre><code·class="text">$·echo·$LC_CTYPE | 484 | must·be·set·to·<code·class="inline">UTF-8</code>:</p><pre><code·class="text">$·echo·$LC_CTYPE |
| 485 | en_US.UTF-8</code></pre><p>The·<code·class="inline">LANG</code>·or·<code·class="inline">LC_CTYPE</code>·setting·are·to·be·consistent·with·what·the·terminal·is | 485 | en_US.UTF-8</code></pre><p>The·<code·class="inline">LANG</code>·or·<code·class="inline">LC_CTYPE</code>·setting·are·to·be·consistent·with·what·the·terminal·is |
| 486 | capable·of.·There·is·no·portable·way·for·Erlang·to·ask·the·terminal·about·its | 486 | capable·of.·There·is·no·portable·way·for·Erlang·to·ask·the·terminal·about·its |
| 487 | UTF-8·capacity,·we·have·to·rely·on·the·language·and·character·type·settings.</p><p>To·investigate·what·Erlang·thinks·about·the·terminal,·the·call | 487 | UTF-8·capacity,·we·have·to·rely·on·the·language·and·character·type·settings.</p><p>To·investigate·what·Erlang·thinks·about·the·terminal,·the·call |
| 488 | <a·href="io.html#getopts/1"><code·class="inline">io:getopts()</code></a>·can·be·used·when·the·shell·is·started:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="n">LC_CTYPE</span><span·class="o">=</span><span·class="ss">en_US</span><span·class="p">.</span><span·class="n">ISO</span><span·class="o">-</span><span·class="mi">8859</span><span·class="o">-</span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">erl</span><span·class="w"> | 488 | <a·href="io.html#getopts/1"><code·class="inline">io:getopts()</code></a>·can·be·used·when·the·shell·is·started:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="n">LC_CTYPE</span><span·class="o">=</span><span·class="ss">en_US</span><span·class="p">.</span><span·class="n">ISO</span><span·class="o">-</span><span·class="mi">8859</span><span·class="o">-</span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">erl</span><span·class="w"> |
| 489 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id=" | 489 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id="9125101414-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.10</span><span·class="p">.</span><span·class="mi">1</span><span·class="p"·data-group-id="9125101414-1">)</span><span·class="w">·</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·782,·SHA:·cdd3caba47c92f0bd65faff827d8834f7bbd2d7b2c1c5df602b5727b2ee04c5e·...·]-5">]</span><span·class="w"> |
| 490 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 490 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id="9125101414-6">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="9125101414-6">)</span><span·class="gp·unselectable"> |
| 491 | 1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">keyfind</span><span·class="p"·data-group-id=" | 491 | 1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">keyfind</span><span·class="p"·data-group-id="9125101414-7">(</span><span·class="ss">encoding</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">getopts</span>[·...·truncated·by·diffoscope;·len:·147,·SHA:·ce64911474f583aaabb73689d1b867e7e0a31311f01218b6ec19a2ad45c2e17c·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 492 | </span><span·class="p"·data-group-id=" | 492 | </span><span·class="p"·data-group-id="9125101414-9">{</span><span·class="ss">encoding</span><span·class="p">,</span><span·class="ss">latin1</span><span·class="p"·data-group-id="9125101414-9">}</span><span·class="gp·unselectable"> |
| 493 | 2>·</span><span·class="nf">q</span><span·class="p"·data-group-id=" | 493 | 2>·</span><span·class="nf">q</span><span·class="p"·data-group-id="9125101414-10">(</span><span·class="p"·data-group-id="9125101414-10">)</span><span·class="p">.</span><span·class="w"> |
| 494 | </span><span·class="ss">ok</span><span·class="w"> | 494 | </span><span·class="ss">ok</span><span·class="w"> |
| 495 | </span><span·class="sc">$·</span><span·class="n">LC_CTYPE</span><span·class="o">=</span><span·class="ss">en_US</span><span·class="p">.</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">8</span><span·class="w">·</span><span·class="ss">erl</span><span·class="w"> | 495 | </span><span·class="sc">$·</span><span·class="n">LC_CTYPE</span><span·class="o">=</span><span·class="ss">en_US</span><span·class="p">.</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">8</span><span·class="w">·</span><span·class="ss">erl</span><span·class="w"> |
| 496 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id=" | 496 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id="9125101414-11">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.10</span><span·class="p">.</span><span·class="mi">1</span><span·class="p"·data-group-id="9125101414-11">)</span><span·class="w">·</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·791,·SHA:·e60935be06b34c4542994a5e0c9a28ce5253fe295736139e421b650cde9a1071·...·]-15">]</span><span·class="w"> |
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| 587 | ···························QueryString·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:error/0">error</a>().</pre> | 587 | ···························QueryString·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:error/0">error</a>().</pre> |
| 588 | ······</div> | 588 | ······</div> |
| 589 | <p>Composes·a·form-urlencoded·<code·class="inline">QueryString</code>·based·on·a·<code·class="inline">QueryList</code>,·a·list·of | 589 | <p>Composes·a·form-urlencoded·<code·class="inline">QueryString</code>·based·on·a·<code·class="inline">QueryList</code>,·a·list·of |
| 590 | non-percent-encoded·key-value·pairs.</p><p>Form-urlencoding·is·defined·in·section·4.10.21.6·of·the·<a·href="https://www.w3.org/TR/html52/">HTML·5.2</a> | 590 | non-percent-encoded·key-value·pairs.</p><p>Form-urlencoding·is·defined·in·section·4.10.21.6·of·the·<a·href="https://www.w3.org/TR/html52/">HTML·5.2</a> |
| 591 | specification·and·in·section·4.10.22.6·of·the·<a·href="https://www.w3.org/TR/html50/">HTML·5.0</a> | 591 | specification·and·in·section·4.10.22.6·of·the·<a·href="https://www.w3.org/TR/html50/">HTML·5.0</a> |
| 592 | specification·for·non-UTF-8·encodings.</p><p>See·also·the·opposite·operation·<a·href="#dissect_query/1"><code·class="inline">dissect_query/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id=" | 592 | specification·for·non-UTF-8·encodings.</p><p>See·also·the·opposite·operation·<a·href="#dissect_query/1"><code·class="inline">dissect_query/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id="3905334223-1">(</span><span·class="p"·data-group-id="3905334223-2">[</span><span·class="p"·data-group-id="3905334223-3">{</span><span·class="s">"foo·bar"</span><span·class="p">,</span><span·class="s">"1"</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·355,·SHA:·182543a7df44212dc281546ad460b7a9e6ee8417b9d5daa8a6044f2d4e86d504·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 593 | </span><span·class="s">"foo+bar=1&city=%C3%B6rebro"</span><span·class="gp·unselectable"> | 593 | </span><span·class="s">"foo+bar=1&city=%C3%B6rebro"</span><span·class="gp·unselectable"> |
| 594 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id="4575767651-5">(</span><span·class="p"·data-group-id="4575767651-6">[</span><span·class="p"·data-group-id="4575767651-7">{</span><span·class="p"·data-group-id="4575767651-8"><<</span><span·class="s">"foo·bar"</span><span·class="p"·data-group-id="4575767651-8">>></span><span·class="p">,</span><span·class="p"·data-group-id="4575767651-9"><<</span><span·class="s">"1"</span><span·class="p"·data-group-id="4575767651-9">>></span><span·class="p"·data-group-id="4575767651-7">}</span><span·class="p">,</span><span·class="gp·unselectable"> | ||
| 595 | 2>·</span><span·class=" | 594 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id="3905334223-5">(</span><span·class="p"·data-group-id="3905334223-6">[</span><span·class="p"·data-group-id="3905334223-7">{</span><span·class="p"[·...·truncated·by·diffoscope;·len:·432,·SHA:·43e5e815e071b3302c33d81d4407c51bf6d8122225a321bd3b488abfa557bd24·...·]"> |
| 595 | 2>·</span><span·class="p"·data-group-id="3905334223-10">{</span><span·class="p"·data-group-id="3905334223-11"><<</span><span·class="s">"city"</span><span·class="p"·data-group-id="3905334223-11">>></span><span·class="p">,</span><span·class="p"·data-group-id="3905334223-12"><<</span><span·class="s">"örebro"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="3905334223-12">>></span><span·class="p"·data-group-id="3905334223-10">}</span><span·class="p"·data-group-id="3905334223-6">]</span><span·class="p"·data-group-id="3905334223-5">)</span><span·class="p">.</span><span·class="w"> | ||
| 596 | </span><span·class="p"·data-group-id=" | 596 | </span><span·class="p"·data-group-id="3905334223-13"><<</span><span·class="s">"foo+bar=1&city=%C3%B6rebro"</span><span·class="p"·data-group-id="3905334223-13">>></span></code></pre> |
| 597 | ··</section> | 597 | ··</section> |
| 598 | </section> | 598 | </section> |
| 599 | <section·class="detail"·id="compose_query/2"> | 599 | <section·class="detail"·id="compose_query/2"> |
| 600 | ··<div·class="detail-header"> | 600 | ··<div·class="detail-header"> |
| 601 | ····<a·href="#compose_query/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 601 | ····<a·href="#compose_query/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 602 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 602 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 632, 20 lines modified | Offset 632, 20 lines modified | ||
| 632 | algorithm.</p><p>There·are·two·supported·encodings:·<code·class="inline">utf8</code>·(or·<code·class="inline">unicode</code>)·and·<code·class="inline">latin1</code>.</p><p>Each·character·in·the·entry's·name·and·value·that·cannot·be·expressed·using·the | 632 | algorithm.</p><p>There·are·two·supported·encodings:·<code·class="inline">utf8</code>·(or·<code·class="inline">unicode</code>)·and·<code·class="inline">latin1</code>.</p><p>Each·character·in·the·entry's·name·and·value·that·cannot·be·expressed·using·the |
| 633 | selected·character·encoding,·is·replaced·by·a·string·consisting·of·a·U+0026 | 633 | selected·character·encoding,·is·replaced·by·a·string·consisting·of·a·U+0026 |
| 634 | AMPERSAND·character·(&),·a·"#"·(U+0023)·character,·one·or·more·ASCII·digits | 634 | AMPERSAND·character·(&),·a·"#"·(U+0023)·character,·one·or·more·ASCII·digits |
| 635 | representing·the·Unicode·code·point·of·the·character·in·base·ten,·and·finally·a | 635 | representing·the·Unicode·code·point·of·the·character·in·base·ten,·and·finally·a |
| 636 | ";"·(U+003B)·character.</p><p>Bytes·that·are·out·of·the·range·0x2A,·0x2D,·0x2E,·0x30·to·0x39,·0x41·to·0x5A, | 636 | ";"·(U+003B)·character.</p><p>Bytes·that·are·out·of·the·range·0x2A,·0x2D,·0x2E,·0x30·to·0x39,·0x41·to·0x5A, |
| 637 | 0x5F,·0x61·to·0x7A,·are·percent-encoded·(U+0025·PERCENT·SIGN·character·(%) | 637 | 0x5F,·0x61·to·0x7A,·are·percent-encoded·(U+0025·PERCENT·SIGN·character·(%) |
| 638 | followed·by·uppercase·ASCII·hex·digits·representing·the·hexadecimal·value·of·the | 638 | followed·by·uppercase·ASCII·hex·digits·representing·the·hexadecimal·value·of·the |
| 639 | byte).</p><p>See·also·the·opposite·operation·<a·href="#dissect_query/1"><code·class="inline">dissect_query/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id="6954264171-1">(</span><span·class="p"·data-group-id="6954264171-2">[</span><span·class="p"·data-group-id="6954264171-3">{</span><span·class="s">"foo·bar"</span><span·class="p">,</span><span·class="s">"1"</span><span·class="p"·data-group-id="6954264171-3">}</span><span·class="p">,</span><span·class="p"·data-group-id="6954264171-4">{</span><span·class="s">"city"</span><span·class="p">,</span><span·class="s">"örebro"</span><span·class="p"·data-group-id="6954264171-4">}</span><span·class="p"·data-group-id="6954264171-2">]</span><span·class="p">,</span><span·class="gp·unselectable"> | ||
| 640 | 639 | byte).</p><p>See·also·the·opposite·operation·<a·href="#dissect_query/1"><code·class="inline">dissect_query/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">[·...·truncated·by·diffoscope;·len:·731,·SHA:·a6e2d6e40cb2ced019d6b9146421611adf53b5693c6eb948e1a8a874a8b48ae3·...·]"> | |
| 640 | 1>·</span><span·class="p"·data-group-id="2607066487-5">[</span><span·class="p"·data-group-id="2607066487-6">{</span><span·class="ss">encoding</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="p"·data-group-id="2607066487-6">}</span><span·class="p"·data-group-id="2607066487-5">]</span><span·class="p"·data-group-id="2607066487-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 641 | </span><span·class="s">"foo+bar=1&city=%F6rebro"</span><span·class="gp·unselectable"> | 641 | </span><span·class="s">"foo+bar=1&city=%F6rebro"</span><span·class="gp·unselectable"> |
| 642 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id="6954264171-7">(</span><span·class="p"·data-group-id="6954264171-8">[</span><span·class="p"·data-group-id="6954264171-9">{</span><span·class="p"·data-group-id="6954264171-10"><<</span><span·class="s">"foo·bar"</span><span·class="p"·data-group-id="6954264171-10">>></span><span·class="p">,</span><span·class="p"·data-group-id="6954264171-11"><<</span><span·class="s">"1"</span><span·class="p"·data-group-id="6954264171-11">>></span><span·class="p"·data-group-id="6954264171-9">}</span><span·class="p">,</span><span·class="gp·unselectable"> | ||
| 643 | 2>·</span><span·class=" | 642 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id="2607066487-7">(</span><span·class="p"·data-group-id="2607066487-8">[</span><span·class="p"·data-group-id="2607066487-9">{</span><span·class="p"[·...·truncated·by·diffoscope;·len:·436,·SHA:·3eaf6188934a7aa25615579f1b0cf7dc983c9713c8ab4c1608f6676ebfff3a90·...·]"> |
| 643 | 2>·</span><span·class="p"·data-group-id="2607066487-12">{</span><span·class="p"·data-group-id="2607066487-13"><<</span><span·class="s">"city"</span><span·class="p"·data-group-id="2607066487-13">>></span><span·class="p">,</span><span·class="p"·data-group-id="2607066487-14"><<</span><span·class="s">"東京"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="2607066487-14">>></span><span·class="p"·data-group-id="2607066487-12">}</span><span·class="p"·data-group-id="2607066487-8">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2607066487-15">[</span><span·class="p"·data-group-id="2607066487-16">{</span><span·class="ss">encoding</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="p"·data-group-id="2607066487-16">}</span><span·class="p"·data-group-id="2607066487-15">]</span><span·class="p"·data-group-id="2607066487-7">)</span><span·class="p">.</span><span·class="w"> | ||
| 644 | </span><span·class="p"·data-group-id="6 | 644 | </span><span·class="p"·data-group-id="2607066487-17"><<</span><span·class="s">"foo+bar=1&city=%26%2326481%3B%26%2320140%3B"</span><span·class="p"·data-group-id="2607066487-17">>></span></code></pre> |
| 645 | ··</section> | 645 | ··</section> |
| 646 | </section> | 646 | </section> |
| 647 | <section·class="detail"·id="dissect_query/1"> | 647 | <section·class="detail"·id="dissect_query/1"> |
| 648 | ··<div·class="detail-header"> | 648 | ··<div·class="detail-header"> |
| 649 | ····<a·href="#dissect_query/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 649 | ····<a·href="#dissect_query/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 650 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 650 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 671, 19 lines modified | Offset 671, 19 lines modified | ||
| 671 | ···························QueryList·::·[{<a·href="unicode.html#t:chardata/0">unicode:chardata</a>(),·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>()·|·true}]·|·<a·href="#t:error/0">error</a>().</pre> | 671 | ···························QueryList·::·[{<a·href="unicode.html#t:chardata/0">unicode:chardata</a>(),·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>()·|·true}]·|·<a·href="#t:error/0">error</a>().</pre> |
| 672 | ······</div> | 672 | ······</div> |
| 673 | <p>Dissects·an·urlencoded·<code·class="inline">QueryString</code>·and·returns·a·<code·class="inline">QueryList</code>,·a·list·of | 673 | <p>Dissects·an·urlencoded·<code·class="inline">QueryString</code>·and·returns·a·<code·class="inline">QueryList</code>,·a·list·of |
| 674 | non-percent-encoded·key-value·pairs.</p><p>Form-urlencoding·is·defined·in·section·4.10.21.6·of·the·<a·href="https://www.w3.org/TR/html52/">HTML·5.2</a> | 674 | non-percent-encoded·key-value·pairs.</p><p>Form-urlencoding·is·defined·in·section·4.10.21.6·of·the·<a·href="https://www.w3.org/TR/html52/">HTML·5.2</a> |
| 675 | specification·and·in·section·4.10.22.6·of·the·<a·href="https://www.w3.org/TR/html50/">HTML·5.0</a> | 675 | specification·and·in·section·4.10.22.6·of·the·<a·href="https://www.w3.org/TR/html50/">HTML·5.0</a> |
| 676 | specification·for·non-UTF-8·encodings.</p><p>See·also·the·opposite·operation·<a·href="#compose_query/1"><code·class="inline">compose_query/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">dissect_query</span><span·class="p"·data-group-id=" | 676 | specification·for·non-UTF-8·encodings.</p><p>See·also·the·opposite·operation·<a·href="#compose_query/1"><code·class="inline">compose_query/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">dissect_query</span><span·class="p"·data-group-id="0134782024-1">(</span><span·class="s">"foo+bar=1&city=%C3%B6rebro"</span><span·class="p"·data-group-id="0134782024-1">)</span><span·class="p">.</span><span·class="w"> |
| 677 | </span><span·class="p"·data-group-id="6885674851-2">[</span><span·class="p"·data-group-id="6885674851-3">{</span><span·class="s">"foo·bar"</span><span·class="p">,</span><span·class="s">"1"</span><span·class="p"·data-group-id="6885674851-3">}</span><span·class="p">,</span><span·class="p"·data-group-id="6885674851-4">{</span><span·class="s">"city"</span><span·class="p">,</span><span·class="s">"örebro"</span><span·class="p"·data-group-id="6885674851-4">}</span><span·class="p"·data-group-id="6885674851-2">]</span><span·class="gp·unselectable"> | ||
| 678 | 677 | </span><span·class="p"·data-group-id="0134782024-2">[</span><span·class="p"·data-group-id="0134782024-3">{</span><span·class="s">"foo·bar"</span><span·class="p">,</span><span·class="s">"1"</span><span·class="p"·data-group-id="0134782024[·...·truncated·by·diffoscope;·len:·327,·SHA:·3709e1579d4361137700fd665c3c8712afdb9c58c1a4418727f25a9ae44aeb44·...·]"> | |
| 678 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">dissect_query</span><span·class="p"·data-group-id="0134782024-5">(</span><span·class="p"·data-group-id="0134782024-6"><<</span><span·class="s">"foo+bar=1&city=%26%2326481%3B%26%2320140%3B"</span><span·class="p"·data-group-id="0134782024-6">>></span><span·class="p"·data-group-id="0134782024-5">)</span><span·class="p">.</span><span·class="w"> | ||
| 679 | </span><span·class="p"·data-group-id=" | 679 | </span><span·class="p"·data-group-id="0134782024-7">[</span><span·class="p"·data-group-id="0134782024-8">{</span><span·class="p"·data-group-id="0134782024-9"><<</span><span·class="s">"foo·bar"</span><span·class="p"·data-group-id="0134782024-9">>></span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·204,·SHA:·01e16104008bef9ff4e17716b6db0a757b6c881a66c62265d9ee792cc66415a3·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 680 | ·</span><span·class="p"·data-group-id=" | 680 | ·</span><span·class="p"·data-group-id="0134782024-11">{</span><span·class="p"·data-group-id="0134782024-12"><<</span><span·class="s">"city"</span><span·class="p"·data-group-id="0134782024-12">>></span><span·class="p">,</span><span·class="p"·data-group-id="0134782024-13">&l[·...·truncated·by·diffoscope;·len:·451,·SHA:·8b6dec52a3c49f1237e9af4cee0e11b03f0b09b371085329fe5898f6f795012e·...·]-7">]</span></code></pre> |
| 681 | ··</section> | 681 | ··</section> |
| 682 | </section> | 682 | </section> |
| 683 | <section·class="detail"·id="normalize/1"> | 683 | <section·class="detail"·id="normalize/1"> |
| 684 | ··<div·class="detail-header"> | 684 | ··<div·class="detail-header"> |
| 685 | ····<a·href="#normalize/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 685 | ····<a·href="#normalize/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 686 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 686 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 707, 22 lines modified | Offset 707, 22 lines modified | ||
| 707 | ···················when·URI·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:uri_map/0">uri_map</a>(),·NormalizedURI·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:error/0">error</a>().</pre> | 707 | ···················when·URI·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:uri_map/0">uri_map</a>(),·NormalizedURI·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:error/0">error</a>().</pre> |
| 708 | ······</div> | 708 | ······</div> |
| 709 | <p>Transforms·an·<code·class="inline">URI</code>·into·a·normalized·form·using·Syntax-Based·Normalization·as | 709 | <p>Transforms·an·<code·class="inline">URI</code>·into·a·normalized·form·using·Syntax-Based·Normalization·as |
| 710 | defined·by·<a·href="https://www.ietf.org/rfc/rfc3986.txt">RFC·3986</a>.</p><p>This·function·implements·case·normalization,·percent-encoding·normalization, | 710 | defined·by·<a·href="https://www.ietf.org/rfc/rfc3986.txt">RFC·3986</a>.</p><p>This·function·implements·case·normalization,·percent-encoding·normalization, |
| 711 | path·segment·normalization·and·scheme·based·normalization·for·HTTP(S)·with·basic | 711 | path·segment·normalization·and·scheme·based·normalization·for·HTTP(S)·with·basic |
| 712 | support·for·FTP,·SSH,·SFTP·and·TFTP.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 712 | support·for·FTP,·SSH,·SFTP·and·TFTP.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="4028206906-1">(</span><span·class="s">"/a/b/c/./../../g"</span><span·class="p"·data-group-id="4028206906-1">)</span><span·class="p">.</span><span·class="w"> |
| 713 | </span><span·class="s">"/a/g"</span><span·class="gp·unselectable"> | 713 | </span><span·class="s">"/a/g"</span><span·class="gp·unselectable"> |
| 714 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 714 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="4028206906-2">(</span><span·class="p"·data-group-id="4028206906-3"><<</span><span·class="s">"mid/content=5/../6"</span><span·class="p"·data-group-id="4028206906-3">>></span><span·class="p"·data-group-id="4028206906-2">)</span><span·class="p">.</span><span·class="w"> |
| 715 | </span><span·class="p"·data-group-id=" | 715 | </span><span·class="p"·data-group-id="4028206906-4"><<</span><span·class="s">"mid/6"</span><span·class="p"·data-group-id="4028206906-4">>></span><span·class="gp·unselectable"> |
| 716 | 3>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 716 | 3>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="4028206906-5">(</span><span·class="s">"http://localhost:80"</span><span·class="p"·data-group-id="4028206906-5">)</span><span·class="p">.</span><span·class="w"> |
| 717 | </span><span·class="s">"http://localhost/"</span><span·class="gp·unselectable"> | 717 | </span><span·class="s">"http://localhost/"</span><span·class="gp·unselectable"> |
| 718 | 4>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 718 | 4>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="4028206906-6">(</span><span·class="p"·data-group-id="4028206906-7">#{</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p">,</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/a/b/c/./../../g"</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 719 | 4>·</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"localhost-örebro"</span><span·class="p"·data-group-id=" | 719 | 4>·</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"localhost-örebro"</span><span·class="p"·data-group-id="4028206906-7">}</span><span·class="p"·data-group-id="4028206906-6">)</span><span·class="p">.</span><span·class="w"> |
| 720 | </span><span·class="s">"http://localhost-%C3%B6rebro/a/g"</span></code></pre> | 720 | </span><span·class="s">"http://localhost-%C3%B6rebro/a/g"</span></code></pre> |
| 721 | ··</section> | 721 | ··</section> |
| 722 | </section> | 722 | </section> |
| 723 | <section·class="detail"·id="normalize/2"> | 723 | <section·class="detail"·id="normalize/2"> |
| 724 | ··<div·class="detail-header"> | 724 | ··<div·class="detail-header"> |
| 725 | ····<a·href="#normalize/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 725 | ····<a·href="#normalize/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 749, 23 lines modified | Offset 749, 23 lines modified | ||
| 749 | ·······················Options·::·[return_map], | 749 | ·······················Options·::·[return_map], |
| 750 | ·······················NormalizedURI·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:uri_map/0">uri_map</a>()·|·<a·href="#t:error/0">error</a>().</pre> | 750 | ·······················NormalizedURI·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:uri_map/0">uri_map</a>()·|·<a·href="#t:error/0">error</a>().</pre> |
| 751 | ······</div> | 751 | ······</div> |
| 752 | <p>Same·as·<a·href="#normalize/1"><code·class="inline">normalize/1</code></a>·but·with·an·additional·<code·class="inline">Options</code> | 752 | <p>Same·as·<a·href="#normalize/1"><code·class="inline">normalize/1</code></a>·but·with·an·additional·<code·class="inline">Options</code> |
| 753 | parameter,·that·controls·whether·the·normalized·URI·shall·be·returned·as·an | 753 | parameter,·that·controls·whether·the·normalized·URI·shall·be·returned·as·an |
| 754 | uri_map().</p><p>There·is·one·supported·option:·<code·class="inline">return_map</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 754 | uri_map().</p><p>There·is·one·supported·option:·<code·class="inline">return_map</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="6300875668-1">(</span><span·class="s">"/a/b/c/./../../g"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6300875668-2">[</span><span·class="ss">return_map</span><span·class="p"·data-group-id="6300875668-2">]</[·...·truncated·by·diffoscope;·len:·46,·SHA:·cc41ba63d6d6a090fa50b3a3bee8f2eb24cba5b6b2f0e59a7c27d57aa897d79a·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 755 | </span><span·class="p"·data-group-id=" | 755 | </span><span·class="p"·data-group-id="6300875668-3">#{</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/a/g"</span><span·class="p"·data-group-id="6300875668-3">}</span><span·class="gp·unselectable"> |
| 756 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 756 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="6300875668-4">(</span><span·class="p"·data-group-id="6300875668-5"><<</span><span·class="s">"mid/content=5/../6"</span><span·class="p"·data-group-id="6300875668-5">>></span><span·class="p">,</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·168,·SHA:·c796c2d3b466a41fbfb95e2a8feb1882f37b016cda6a8ba394066f456add47cc·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 757 | </span><span·class="p"·data-group-id=" | 757 | </span><span·class="p"·data-group-id="6300875668-7">#{</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="6300875668-8"><<</span><span·class="s">"mid/6"</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·72,·SHA:·f3963e6ac9e0ffc24eb95cbb52dc7ddf6688b9af0e07aac6aedd6ade198cb4eb·...·]-7">}</span><span·class="gp·unselectable"> |
| 758 | 3>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 758 | 3>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="6300875668-9">(</span><span·class="s">"http://localhost:80"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6300875668-10">[</span><span·class="ss">return_map</span><span·class="p"·data-group-id="6300875668-10[·...·truncated·by·diffoscope;·len:·51,·SHA:·772ce06bad5dc78760e4f0327802f291f779c6d7b30d4e07b5f2582ddb0f4afd·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 759 | </span><span·class="p"·data-group-id=" | 759 | </span><span·class="p"·data-group-id="6300875668-11">#{</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·290,·SHA:·aabda56bd4b287a9113fdee9a0b20efe6d4c7a8b23de5107e706513728e71e16·...·]-11">}</span><span·class="gp·unselectable"> |
| 760 | 4>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 760 | 4>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="6300875668-12">(</span><span·class="p"·data-group-id="6300875668-13">#{</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p">,</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/a/b/c/./../../g"</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 761 | 4>·</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"localhost-örebro"</span><span·class="p"·data-group-id=" | 761 | 4>·</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"localhost-örebro"</span><span·class="p"·data-group-id="6300875668-13">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6300875668-14">[</span><span·class="ss">return_map</span><span·class="p"·data-group-id="6300875668-14">]</span><span·class="p"·data-group-id="6300875668-12">)</span><span·class="p">.</span><span·class="w"> |
| 762 | </span><span·class="p"·data-group-id=" | 762 | </span><span·class="p"·data-group-id="6300875668-15">#{</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·300,·SHA:·6e0646ea318782a551dfd264be30ec8bd0a5ae8269f92756687133cf5f5cf152·...·]-15">}</span></code></pre> |
| 763 | ··</section> | 763 | ··</section> |
| 764 | </section> | 764 | </section> |
| 765 | <section·class="detail"·id="parse/1"> | 765 | <section·class="detail"·id="parse/1"> |
| 766 | ··<div·class="detail-header"> | 766 | ··<div·class="detail-header"> |
| 767 | ····<a·href="#parse/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 767 | ····<a·href="#parse/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 768 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 768 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 787, 22 lines modified | Offset 787, 22 lines modified | ||
| 787 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·parse(URIString)·->·URIMap·when·URIString·::·<a·href="#t:uri_string/0">uri_string</a>(),·URIMap·::·<a·href="#t:uri_map/0">uri_map</a>()·|·<a·href="#t:error/0">error</a>().</pre> | 787 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·parse(URIString)·->·URIMap·when·URIString·::·<a·href="#t:uri_string/0">uri_string</a>(),·URIMap·::·<a·href="#t:uri_map/0">uri_map</a>()·|·<a·href="#t:error/0">error</a>().</pre> |
| 788 | ······</div> | 788 | ······</div> |
| 789 | <p>Parses·an·<a·href="https://www.ietf.org/rfc/rfc3986.txt">RFC·3986</a>·compliant | 789 | <p>Parses·an·<a·href="https://www.ietf.org/rfc/rfc3986.txt">RFC·3986</a>·compliant |
| 790 | <a·href="#t:uri_string/0"><code·class="inline">uri_string/0</code></a>·into·a·<a·href="#t:uri_map/0"><code·class="inline">uri_map/0</code></a>,·that·holds·the·parsed·components·of·the | 790 | <a·href="#t:uri_string/0"><code·class="inline">uri_string/0</code></a>·into·a·<a·href="#t:uri_map/0"><code·class="inline">uri_map/0</code></a>,·that·holds·the·parsed·components·of·the |
| 791 | <code·class="inline">URI</code>.·If·parsing·fails,·an·error·tuple·is·returned.</p><p>See·also·the·opposite·operation·<a·href="#recompose/1"><code·class="inline">recompose/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id=" | 791 | <code·class="inline">URI</code>.·If·parsing·fails,·an·error·tuple·is·returned.</p><p>See·also·the·opposite·operation·<a·href="#recompose/1"><code·class="inline">recompose/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="8557180166-1">(</span><span·class="s">"foo://user@example.com:8042/over/there?name=ferret#nose"</span><span·class="p"·data-group-id="8557180166-1">)</span><span·class="p">.</span><span·class="w"> |
| 792 | </span><span·class="p"·data-group-id=" | 792 | </span><span·class="p"·data-group-id="8557180166-2">#{</span><span·class="ss">fragment</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"nose"</span><span·class="p">,</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"example.com"</span><span·class="p">,</span><span·class="w"> |
| 793 | ··</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/over/there"</span><span·class="p">,</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">8042</span><span·class="p">,</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"name=ferret"</span><span·class="p">,</span><span·class="w"> | 793 | ··</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/over/there"</span><span·class="p">,</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">8042</span><span·class="p">,</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"name=ferret"</span><span·class="p">,</span><span·class="w"> |
| 794 | ··</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">userinfo</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"user"</span><span·class="p"·data-group-id=" | 794 | ··</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">userinfo</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"user"</span><span·class="p"·data-group-id="8557180166-2">}</span><span·class="gp·unselectable"> |
| 795 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="6393066076-3">(</span><span·class="p"·data-group-id="6393066076-4"><<</span><span·class="s">"foo://user@example.com:8042/over/there?name=ferret"</span><span·class="p"·data-group-id="6393066076-4">>></span><span·class="p"·data-group-id="6393066076-3">)</span><span·class="p">.</span><span·class="w"> | ||
| 796 | </span><span·class= | 795 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="8557180166-3">(</span><span·class="p"·data-group-id="8557180166-4"><<</span><span·class="s">"foo://user@example.co[·...·truncated·by·diffoscope;·len:·172,·SHA:·fadbf5d7472f4b30b32e06e2031a418fc189e8f844561b70643b3bbf11423ad0·...·]</span><span·class="w"> |
| 796 | </span><span·class="p"·data-group-id="8557180166-5">#{</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="8557180166-6"><<</span><span·class="s">"example.com"</span><span·class="p"·data-group-id="8557180166-6">>></span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="8557180166-7"><<</span><span·class="s">"/over/there"</span><span·class="p"·data-group-id="8557180166-7">>></span><span·class="p">,</span><span·class="w"> | ||
| 797 | ··</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">8042</span><span·class="p">,</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 797 | ··</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">8042</span><span·class="p">,</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="8557180166-8"><<</span><span·class="s">"name=ferret"</span><span·class="p"·data-group-id="8557180166-8">>></span><span·class="p">,</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w"[·...·truncated·by·diffoscope;·len:·147,·SHA:·6c83cce92e78bf32f7e08c918a53882a8d7f758deb66aa9b7192000229c01dc2·...·]6-9">>></span><span·class="p">,</span><span·class="w"> |
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| 190 | URI·components·using·<a·href="unicode_usage.html#what-unicode-is">Unicode</a>·characters. | 190 | URI·components·using·<a·href="unicode_usage.html#what-unicode-is">Unicode</a>·characters. |
| 191 | <a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>·is·a·convenient·choice·for·enabling | 191 | <a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>·is·a·convenient·choice·for·enabling |
| 192 | operations·such·as·producing·standard·compliant·URIs·out·of·components·that·have | 192 | operations·such·as·producing·standard·compliant·URIs·out·of·components·that·have |
| 193 | special·or·<a·href="unicode_usage.html#what-unicode-is">Unicode</a>·characters.·It·is·easier | 193 | special·or·<a·href="unicode_usage.html#what-unicode-is">Unicode</a>·characters.·It·is·easier |
| 194 | to·explain·this·by·an·example.</p><p>Let's·say·that·we·would·like·to·create·the·following·URI·and·send·it·over·the | 194 | to·explain·this·by·an·example.</p><p>Let's·say·that·we·would·like·to·create·the·following·URI·and·send·it·over·the |
| 195 | network:·<code·class="inline">http://cities/örebro?foo·bar</code>.·This·is·not·a·valid·URI·as·it·contains | 195 | network:·<code·class="inline">http://cities/örebro?foo·bar</code>.·This·is·not·a·valid·URI·as·it·contains |
| 196 | characters·that·are·not·allowed·in·a·URI·such·as·"ö"·and·the·space.·We·can | 196 | characters·that·are·not·allowed·in·a·URI·such·as·"ö"·and·the·space.·We·can |
| 197 | verify·this·by·parsing·the·URI:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id=" | 197 | verify·this·by·parsing·the·URI:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="3117027600-1">(</span><span·class="s">"http://cities/örebro?foo·bar"</span><span·class="p"·data-group-id="3117027600-1">)</span><span·class="p">.</span><span·class="w"> |
| 198 | ··</span><span·class="p"·data-group-id=" | 198 | ··</span><span·class="p"·data-group-id="3117027600-2">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="ss">invalid_uri</span><span·class="p">,</span><span·class="s">":"</span><span·class="p"·data-group-id="3117027600-2">}</span></code></pre><p>The·URI·parser·tries·all·possible·combinations·to·interpret·the·input·and·fails |
| 199 | at·the·last·attempt·when·it·encounters·the·colon·character·<code·class="inline">":"</code>.·Note,·that·the | 199 | at·the·last·attempt·when·it·encounters·the·colon·character·<code·class="inline">":"</code>.·Note,·that·the |
| 200 | inital·fault·occurs·when·the·parser·attempts·to·interpret·the·character·<code·class="inline">"ö"</code> | 200 | inital·fault·occurs·when·the·parser·attempts·to·interpret·the·character·<code·class="inline">"ö"</code> |
| 201 | and·after·a·failure·back-tracks·to·the·point·where·it·has·another·possible | 201 | and·after·a·failure·back-tracks·to·the·point·where·it·has·another·possible |
| 202 | parsing·alternative.</p><p>The·proper·way·to·solve·this·problem·is·to·use·<a·href="uri_string.html#recompose/1"><code·class="inline">uri_string:recompose/1</code></a>·with·a | 202 | parsing·alternative.</p><p>The·proper·way·to·solve·this·problem·is·to·use·<a·href="uri_string.html#recompose/1"><code·class="inline">uri_string:recompose/1</code></a>·with·a |
| 203 | <a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>·as·input:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">recompose</span><span·class="p"·data-group-id=" | 203 | <a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>·as·input:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">recompose</span><span·class="p"·data-group-id="2103455445-1">(</span><span·class="p"·data-group-id="2103455445-2">#{</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"cities"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/örebro"</span><span·class="p">,</span><span·class="w"> |
| 204 | ··</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"foo·bar"</span><span·class="p"·data-group-id=" | 204 | ··</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"foo·bar"</span><span·class="p"·data-group-id="2103455445-2">}</span><span·class="p"·data-group-id="2103455445-1">)</span><span·class="p">.</span><span·class="w"> |
| 205 | ··</span><span·class="s">"http://cities/%C3%B6rebro?foo%20bar"</span></code></pre><p>The·result·is·a·valid·URI·where·all·the·special·characters·are·encoded·as | 205 | ··</span><span·class="s">"http://cities/%C3%B6rebro?foo%20bar"</span></code></pre><p>The·result·is·a·valid·URI·where·all·the·special·characters·are·encoded·as |
| 206 | defined·by·the·standard.·Applying·<a·href="uri_string.html#parse/1"><code·class="inline">uri_string:parse/1</code></a>·and | 206 | defined·by·the·standard.·Applying·<a·href="uri_string.html#parse/1"><code·class="inline">uri_string:parse/1</code></a>·and |
| 207 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>·on·the·URI·returns·the·original·input:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id=" | 207 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>·on·the·URI·returns·the·original·input:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="6183936275-1">(</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="6183936275-2">(</span><span·class="s">"http://cities/%C3%B6rebro?foo%20bar"</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·70,·SHA:·c6a83f927220bbd62f012785e551d649e056f0c8fd9505d5029d051942ee83f5·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 208 | ··</span><span·class="p"·data-group-id=" | 208 | ··</span><span·class="p"·data-group-id="6183936275-3">#{</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"cities"</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/örebro"</span><span·class="p">,</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"foo·bar"</span><span·class="p">,</span><span·class="w"> |
| 209 | ··</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p"·data-group-id=" | 209 | ··</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p"·data-group-id="6183936275-3">}</span></code></pre><p>This·symmetric·property·is·heavily·used·in·our·property·test·suite.</p><h2·id="percent-encoding"·class="section-heading"> |
| 210 | ··<a·href="#percent-encoding"·class="hover-link"> | 210 | ··<a·href="#percent-encoding"·class="hover-link"> |
| 211 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 211 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 212 | ··</a> | 212 | ··</a> |
| 213 | ··<span·class="text">Percent-encoding</span> | 213 | ··<span·class="text">Percent-encoding</span> |
| 214 | </h2> | 214 | </h2> |
| 215 | <p>As·you·have·seen·in·the·previous·chapter,·a·standard·URI·can·only·contain·a | 215 | <p>As·you·have·seen·in·the·previous·chapter,·a·standard·URI·can·only·contain·a |
| 216 | strict·subset·of·the·US·ASCII·character·set,·moreover·the·allowed·set·of | 216 | strict·subset·of·the·US·ASCII·character·set,·moreover·the·allowed·set·of |
| Offset 225, 72 lines modified | Offset 225, 72 lines modified | ||
| 225 | <a·href="unicode_usage.html#what-unicode-is">Unicode</a>·and·it·is·encoded·using·a·single | 225 | <a·href="unicode_usage.html#what-unicode-is">Unicode</a>·and·it·is·encoded·using·a·single |
| 226 | octet·<code·class="inline">0x20</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p><a·href="unicode_usage.html#what-unicode-is">Unicode</a>·is·backward·compatible·with·ASCII, | 226 | octet·<code·class="inline">0x20</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p><a·href="unicode_usage.html#what-unicode-is">Unicode</a>·is·backward·compatible·with·ASCII, |
| 227 | the·encoding·of·the·first·128·characters·is·the·same·binary·value·as·in·ASCII.</p></section><p><a·href=""·id="percent_encoding"></a>·It·is·a·major·source·of·confusion·exactly·which | 227 | the·encoding·of·the·first·128·characters·is·the·same·binary·value·as·in·ASCII.</p></section><p><a·href=""·id="percent_encoding"></a>·It·is·a·major·source·of·confusion·exactly·which |
| 228 | characters·will·be·percent-encoded.·In·order·to·make·it·easier·to·answer·this | 228 | characters·will·be·percent-encoded.·In·order·to·make·it·easier·to·answer·this |
| 229 | question·the·library·provides·a·utility·function, | 229 | question·the·library·provides·a·utility·function, |
| 230 | <a·href="uri_string.html#allowed_characters/0"><code·class="inline">uri_string:allowed_characters/0</code></a>,·that | 230 | <a·href="uri_string.html#allowed_characters/0"><code·class="inline">uri_string:allowed_characters/0</code></a>,·that |
| 231 | lists·the·allowed·set·of·characters·in·each·major·URI·component,·and·also·in·the | 231 | lists·the·allowed·set·of·characters·in·each·major·URI·component,·and·also·in·the |
| 232 | most·important·standard·character·sets.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">allowed_characters</span><span·class="p"·data-group-id=" | 232 | most·important·standard·character·sets.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">allowed_characters</span><span·class="p"·data-group-id="4160035856-1">(</span><span·class="p"·data-group-id="4160035856-1">)</span><span·class="p">.</span><span·class="w"> |
| 233 | ····</span><span·class="p"·data-group-id=" | 233 | ····</span><span·class="p"·data-group-id="4160035856-2">[</span><span·class="p"·data-group-id="4160035856-3">{</span><span·class="ss">scheme</span><span·class="p">,</span><span·class="w"> |
| 234 | ·····</span><span·class="s">"+-.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"</span><span·class="p"·data-group-id=" | 234 | ·····</span><span·class="s">"+-.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"</span><span·class="p"·data-group-id="4160035856-3">}</span><span·class="p">,</span><span·class="w"> |
| 235 | ····</span><span·class="p"·data-group-id=" | 235 | ····</span><span·class="p"·data-group-id="4160035856-4">{</span><span·class="ss">userinfo</span><span·class="p">,</span><span·class="w"> |
| 236 | ·····</span><span·class="s">"!$%&'()*+,-.0123456789:;=ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 236 | ·····</span><span·class="s">"!$%&'()*+,-.0123456789:;=ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="4160035856-4">}</span><span·class="p">,</span><span·class="w"> |
| 237 | ····</span><span·class="p"·data-group-id=" | 237 | ····</span><span·class="p"·data-group-id="4160035856-5">{</span><span·class="ss">host</span><span·class="p">,</span><span·class="w"> |
| 238 | ·····</span><span·class="s">"!$&'()*+,-.0123456789:;=ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 238 | ·····</span><span·class="s">"!$&'()*+,-.0123456789:;=ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="4160035856-5">}</span><span·class="p">,</span><span·class="w"> |
| 239 | ····</span><span·class="p"·data-group-id=" | 239 | ····</span><span·class="p"·data-group-id="4160035856-6">{</span><span·class="ss">ipv4</span><span·class="p">,</span><span·class="s">".0123456789"</span><span·class="p"·data-group-id="4160035856-6">}</span><span·class="p">,</span><span·class="w"> |
| 240 | ····</span><span·class="p"·data-group-id=" | 240 | ····</span><span·class="p"·data-group-id="4160035856-7">{</span><span·class="ss">ipv6</span><span·class="p">,</span><span·class="s">".0123456789:ABCDEFabcdef"</span><span·class="p"·data-group-id="4160035856-7">}</span><span·class="p">,</span><span·class="w"> |
| 241 | ····</span><span·class="p"·data-group-id=" | 241 | ····</span><span·class="p"·data-group-id="4160035856-8">{</span><span·class="ss">regname</span><span·class="p">,</span><span·class="w"> |
| 242 | ·····</span><span·class="s">"!$%&'()*+,-.0123456789;=ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 242 | ·····</span><span·class="s">"!$%&'()*+,-.0123456789;=ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="4160035856-8">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ····</span><span·class="p"·data-group-id=" | 243 | ····</span><span·class="p"·data-group-id="4160035856-9">{</span><span·class="ss">path</span><span·class="p">,</span><span·class="w"> |
| 244 | ·····</span><span·class="s">"!$%&'()*+,-./0123456789:;=@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 244 | ·····</span><span·class="s">"!$%&'()*+,-./0123456789:;=@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="4160035856-9">}</span><span·class="p">,</span><span·class="w"> |
| 245 | ····</span><span·class="p"·data-group-id=" | 245 | ····</span><span·class="p"·data-group-id="4160035856-10">{</span><span·class="k">query</span><span·class="p">,</span><span·class="w"> |
| 246 | ·····</span><span·class="s">"!$%&'()*+,-./0123456789:;=?@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 246 | ·····</span><span·class="s">"!$%&'()*+,-./0123456789:;=?@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="4160035856-10">}</span><span·class="p">,</span><span·class="w"> |
| 247 | ····</span><span·class="p"·data-group-id=" | 247 | ····</span><span·class="p"·data-group-id="4160035856-11">{</span><span·class="ss">fragment</span><span·class="p">,</span><span·class="w"> |
| 248 | ·····</span><span·class="s">"!$%&'()*+,-./0123456789:;=?@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 248 | ·····</span><span·class="s">"!$%&'()*+,-./0123456789:;=?@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="4160035856-11">}</span><span·class="p">,</span><span·class="w"> |
| 249 | ····</span><span·class="p"·data-group-id=" | 249 | ····</span><span·class="p"·data-group-id="4160035856-12">{</span><span·class="ss">reserved</span><span·class="p">,</span><span·class="s">"!#$&'()*+,/:;=?@[]"</span><span·class="p"·data-group-id="4160035856-12">}</span><span·class="p">,</span><span·class="w"> |
| 250 | ····</span><span·class="p"·data-group-id=" | 250 | ····</span><span·class="p"·data-group-id="4160035856-13">{</span><span·class="ss">unreserved</span><span·class="p">,</span><span·class="w"> |
| 251 | ·····</span><span·class="s">"-.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 251 | ·····</span><span·class="s">"-.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="4160035856-13">}</span><span·class="p"·data-group-id="4160035856-2">]</span></code></pre><p>If·a·URI·component·has·a·character·that·is·not·allowed,·it·will·be |
| 252 | percent-encoded·when·the·URI·is·produced:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">recompose</span><span·class="p"·data-group-id="3 | 252 | percent-encoded·when·the·URI·is·produced:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">recompose</span><span·class="p"·data-group-id="3788790698-1">(</span><span·class="p"·data-group-id="3788790698-2">#{</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"https"</span><span·class="p">,</span><span·class[·...·truncated·by·diffoscope;·len:·442,·SHA:·9af87bf9a677879ac0b0c23459b4a43a427644178a8903e11cf1b330c8fd7090·...·]8-1">)</span><span·class="p">.</span><span·class="w"> |
| 253 | ····</span><span·class="s">"https://local%23host"</span></code></pre><p>Consuming·a·URI·containing·percent-encoded·triplets·can·take·many·steps.·The | 253 | ····</span><span·class="s">"https://local%23host"</span></code></pre><p>Consuming·a·URI·containing·percent-encoded·triplets·can·take·many·steps.·The |
| 254 | following·example·shows·how·to·handle·an·input·URI·that·is·not·normalized·and | 254 | following·example·shows·how·to·handle·an·input·URI·that·is·not·normalized·and |
| 255 | contains·multiple·percent-encoded·triplets.·First,·the·input | 255 | contains·multiple·percent-encoded·triplets.·First,·the·input |
| 256 | <a·href="uri_string.html#t:uri_string/0"><code·class="inline">uri_string()</code></a>·is·to·be·parsed·into·a | 256 | <a·href="uri_string.html#t:uri_string/0"><code·class="inline">uri_string()</code></a>·is·to·be·parsed·into·a |
| 257 | <a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>.·The·parsing·only·splits·the·URI·into | 257 | <a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>.·The·parsing·only·splits·the·URI·into |
| 258 | its·components·without·doing·any·decoding:</p><pre><code·class="text">····3>·uri_string:parse("http://%6C%6Fcal%23host/%F6re%26bro%20"). | 258 | its·components·without·doing·any·decoding:</p><pre><code·class="text">····3>·uri_string:parse("http://%6C%6Fcal%23host/%F6re%26bro%20"). |
| 259 | ····#{host·=>·"%6C%6Fcal%23host",path·=>·"/%F6re%26bro%20", | 259 | ····#{host·=>·"%6C%6Fcal%23host",path·=>·"/%F6re%26bro%20", |
| 260 | ······scheme·=>·"http"}}</code></pre><p>The·input·is·a·valid·URI·but·how·can·you·decode·those·percent-encoded·octets? | 260 | ······scheme·=>·"http"}}</code></pre><p>The·input·is·a·valid·URI·but·how·can·you·decode·those·percent-encoded·octets? |
| 261 | You·can·try·to·normalize·the·input·with·<a·href="uri_string.html#normalize/1"><code·class="inline">uri_string:normalize/1</code></a>.·The·normalize | 261 | You·can·try·to·normalize·the·input·with·<a·href="uri_string.html#normalize/1"><code·class="inline">uri_string:normalize/1</code></a>.·The·normalize |
| 262 | operation·decodes·those·percent-encoded·triplets·that·correspond·to·a·character | 262 | operation·decodes·those·percent-encoded·triplets·that·correspond·to·a·character |
| 263 | in·the·unreserved·set.·Normalization·is·a·safe,·idempotent·operation·that | 263 | in·the·unreserved·set.·Normalization·is·a·safe,·idempotent·operation·that |
| 264 | converts·a·URI·into·its·canonical·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 264 | converts·a·URI·into·its·canonical·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="2423551096-1">(</span><span·class="s">"http://%6C%6Fcal%23host/%F6re%26bro%20"</span><span·class="p"·data-group-id="2423551096-1">)</span><span·class="p">.</span><span·class="w"> |
| 265 | ····</span><span·class="s">"http://local%23host/%F6re%26bro%20"</span><span·class="w"> | 265 | ····</span><span·class="s">"http://local%23host/%F6re%26bro%20"</span><span·class="w"> |
| 266 | ····</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 266 | ····</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="2423551096-2">(</span><span·class="s">"http://%6C%6Fcal%23host/%F6re%26bro%20"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2423551096-3">[</span><span·class="ss">return_map</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·68,·SHA:·270a0523768fa9c717dff29ef0774a3f97ed6f558612927ddfe3c724ec68c259·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 267 | ····</span><span·class="p"·data-group-id=" | 267 | ····</span><span·class="p"·data-group-id="2423551096-4">#{</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"local%23host"</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/%F6re%26bro%20"</span><span·class="p">,</span><span·class="w"> |
| 268 | ······</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p"·data-group-id=" | 268 | ······</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p"·data-group-id="2423551096-4">}</span></code></pre><p>There·are·still·a·few·percent-encoded·triplets·left·in·the·output.·At·this |
| 269 | point,·when·the·URI·is·already·parsed,·it·is·safe·to·apply·application·specific | 269 | point,·when·the·URI·is·already·parsed,·it·is·safe·to·apply·application·specific |
| 270 | decoding·on·the·remaining·character·triplets.·Erlang/OTP·provides·a·function, | 270 | decoding·on·the·remaining·character·triplets.·Erlang/OTP·provides·a·function, |
| 271 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>·for·raw·percent·decoding·that·you·can·use·on·the | 271 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>·for·raw·percent·decoding·that·you·can·use·on·the |
| 272 | host·and·path·components,·or·on·the·whole·map:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id=" | 272 | host·and·path·components,·or·on·the·whole·map:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="5444419991-1">(</span><span·class="s">"local%23host"</span><span·class="p"·data-group-id="5444419991-1">)</span><span·class="p">.</span><span·class="w"> |
| 273 | ····</span><span·class="s">"local#host"</span><span·class="w"> | 273 | ····</span><span·class="s">"local#host"</span><span·class="w"> |
| 274 | ····</span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id=" | 274 | ····</span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="5444419991-2">(</span><span·class="s">"/%F6re%26bro%20"</span><span·class="p"·data-group-id="5444419991-2">)</span><span·class="p">.</span><span·class="w"> |
| 275 | ····</span><span·class="p"·data-group-id=" | 275 | ····</span><span·class="p"·data-group-id="5444419991-3">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="ss">invalid_utf8</span><span·class="p">,</span><span·class="p"·data-group-id="5444419991-4"><<</span><span·class="s">"/öre&bro·"</span><span·class="[·...·truncated·by·diffoscope;·len:·88,·SHA:·b7ca5f19bd98d21f0ae535b025778abf6d00b6865b40d736729fb164e9349b63·...·]-3">}</span><span·class="w"> |
| 276 | ····</span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id=" | 276 | ····</span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="5444419991-5">(</span><span·class="p"·data-group-id="5444419991-6">#{</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"local%23host"</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/%F6re%26bro%20"</span><span·class="p">,</span><span·class="w"> |
| 277 | ····</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p"·data-group-id=" | 277 | ····</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p"·data-group-id="5444419991-6">}</span><span·class="p"·data-group-id="5444419991-5">)</span><span·class="p">.</span><span·class="w"> |
| 278 | ····</span><span·class="p"·data-group-id=" | 278 | ····</span><span·class="p"·data-group-id="5444419991-7">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="p"·data-group-id="5444419991-8">{</span><span·class="ss">invalid</span><span·class="p">,</span><span·class="p"·data-group-id="5444419991-9">{</span><span·class="ss">pat[·...·truncated·by·diffoscope;·len:·517,·SHA:·2f0db5535ebc094e3aea077e6a444118b4d3e17be04c73ad92b46950f645e85d·...·]-7">}</span></code></pre><p>The·<code·class="inline">host</code>·was·successfully·decoded·but·the·path·contains·at·least·one·character |
| 279 | with·non-UTF-8·encoding.·In·order·to·be·able·to·decode·this,·you·have·to·make | 279 | with·non-UTF-8·encoding.·In·order·to·be·able·to·decode·this,·you·have·to·make |
| 280 | assumptions·about·the·encoding·used·in·these·triplets.·The·most·obvious·choice | 280 | assumptions·about·the·encoding·used·in·these·triplets.·The·most·obvious·choice |
| 281 | is·<em>latin-1</em>,·so·you·can·try·<a·href="uri_string.html#transcode/2"><code·class="inline">uri_string:transcode/2</code></a>,·to·transcode·the·path·to | 281 | is·<em>latin-1</em>,·so·you·can·try·<a·href="uri_string.html#transcode/2"><code·class="inline">uri_string:transcode/2</code></a>,·to·transcode·the·path·to |
| 282 | UTF-8·and·run·the·percent-decode·operation·on·the·transcoded·string:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">9</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">transcode</span><span·class="p"·data-group-id=" | 282 | UTF-8·and·run·the·percent-decode·operation·on·the·transcoded·string:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">9</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">transcode</span><span·class="p"·data-group-id="4752688243-1">(</span><span·class="s">"/%F6re%26bro%20"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4752688243-2">[</span><span·class="p"·data-group-id="4752688243-3">{</span><span·class="ss">in_encoding</[·...·truncated·by·diffoscope;·len:·230,·SHA:·7f0967b15854ea77c77b71ff3f49b1e1c26646b42f5f71700f292ee4d815a0cc·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 283 | ····</span><span·class="s">"/%C3%B6re%26bro%20"</span><span·class="w"> | 283 | ····</span><span·class="s">"/%C3%B6re%26bro%20"</span><span·class="w"> |
| 284 | ····</span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id=" | 284 | ····</span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="4752688243-4">(</span><span·class="s">"/%C3%B6re%26bro%20"</span><span·class="p"·data-group-id="4752688243-4">)</span><span·class="p">.</span><span·class="w"> |
| 285 | ····</span><span·class="s">"/öre&bro·"</span></code></pre><p>It·is·important·to·emphasize·that·it·is·not·safe·to·apply | 285 | ····</span><span·class="s">"/öre&bro·"</span></code></pre><p>It·is·important·to·emphasize·that·it·is·not·safe·to·apply |
| 286 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>·directly·on·an·input·URI:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">11</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="3 | 286 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>·directly·on·an·input·URI:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">11</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="3901068424-1">(</span><span·class="s">"http://%6C%6Fcal%23host/%C3%B6re%26bro%20"</span><span·class="p"·data-group-id="3901068424-1">)</span><span·class="p">.</span><span·class="w"> |
| 287 | ····</span><span·class="s">"http://local#host/öre&bro·"</span><span·class="w"> | 287 | ····</span><span·class="s">"http://local#host/öre&bro·"</span><span·class="w"> |
| 288 | ····</span><span·class="mi">12</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="3 | 288 | ····</span><span·class="mi">12</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="3901068424-2">(</span><span·class="s">"http://local#host/öre&bro·"</span><span·class="p"·data-group-id="3901068424-2">)</span><span·class="p">.</span><span·class="w"> |
| 289 | ····</span><span·class="p"·data-group-id="3 | 289 | ····</span><span·class="p"·data-group-id="3901068424-3">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="ss">invalid_uri</span><span·class="p">,</span><span·class="s">":"</span><span·class="p"·data-group-id="3901068424-3">}</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Percent-encoding·is·implemented·in·<a·href="uri_string.html#recompose/1"><code·class="inline">uri_string:recompose/1</code></a>·and·it·happens |
| 290 | when·converting·a·<a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>·into·a | 290 | when·converting·a·<a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>·into·a |
| 291 | <a·href="uri_string.html#t:uri_string/0"><code·class="inline">uri_string()</code></a>.·Applying·any·percent-encoding | 291 | <a·href="uri_string.html#t:uri_string/0"><code·class="inline">uri_string()</code></a>.·Applying·any·percent-encoding |
| 292 | directly·on·an·input·URI·would·not·be·safe·just·as·in·the·case·of | 292 | directly·on·an·input·URI·would·not·be·safe·just·as·in·the·case·of |
| 293 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>,·the·output·could·be·an·invalid·URI.·Quoting | 293 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>,·the·output·could·be·an·invalid·URI.·Quoting |
| 294 | functions·allow·users·to·perform·raw·percent·encoding·and·decoding·on | 294 | functions·allow·users·to·perform·raw·percent·encoding·and·decoding·on |
| 295 | application·data·which·cannot·be·handled·automatically·by | 295 | application·data·which·cannot·be·handled·automatically·by |
| 296 | <a·href="uri_string.html#recompose/1"><code·class="inline">uri_string:recompose/1</code></a>.·For·example·in·scenario·when·user·would·need·to·use | 296 | <a·href="uri_string.html#recompose/1"><code·class="inline">uri_string:recompose/1</code></a>.·For·example·in·scenario·when·user·would·need·to·use |
| Offset 378, 15 lines modified | Offset 378, 15 lines modified | ||
| 378 | ······<p·class="built-using"> | 378 | ······<p·class="built-using"> |
| 379 | ········Built·using | 379 | ········Built·using |
| 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 382 | ······</p> | 382 | ······</p> |
| 383 | <p>Copyright·©·1996-202 | 383 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 384 | ····</footer> | 384 | ····</footer> |
| 385 | ··</div> | 385 | ··</div> |
| 386 | </main> | 386 | </main> |
| 387 | </div> | 387 | </div> |
| 388 | <script> | 388 | <script> |
| 389 | ··function·mermaidLoaded()·{ | 389 | ··function·mermaidLoaded()·{ |
| 390 | ····mermaid.initialize({ | 390 | ····mermaid.initialize({ |
| Offset 882, 15 lines modified | Offset 882, 15 lines modified | ||
| 882 | ······<p·class="built-using"> | 882 | ······<p·class="built-using"> |
| 883 | ········Built·using | 883 | ········Built·using |
| 884 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 884 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 885 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 885 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 886 | ······</p> | 886 | ······</p> |
| 887 | <p>Copyright·©·1996-202 | 887 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 888 | ····</footer> | 888 | ····</footer> |
| 889 | ··</div> | 889 | ··</div> |
| 890 | </main> | 890 | </main> |
| 891 | </div> | 891 | </div> |
| 892 | <script> | 892 | <script> |
| 893 | ··function·mermaidLoaded()·{ | 893 | ··function·mermaidLoaded()·{ |
| 894 | ····mermaid.initialize({ | 894 | ····mermaid.initialize({ |
| Offset 1020, 37 lines modified | Offset 1020, 37 lines modified | ||
| 1020 | <code·class="inline">Archive</code>,·starting·with·<code·class="inline">AccIn·==·Acc0</code>.</p><p><code·class="inline">FileInArchive</code>·is·the·name·that·the·file·has·in·the·archive.</p><p><code·class="inline">GetInfo</code>·is·a·fun·that·returns·information·about·the·file.</p><p><code·class="inline">GetBin</code>·returns·the·file·contents.</p><p>Both·<code·class="inline">GetInfo</code>·and·<code·class="inline">GetBin</code>·must·be·called·within·the·<code·class="inline">Fun</code>.·Their·behavior·is | 1020 | <code·class="inline">Archive</code>,·starting·with·<code·class="inline">AccIn·==·Acc0</code>.</p><p><code·class="inline">FileInArchive</code>·is·the·name·that·the·file·has·in·the·archive.</p><p><code·class="inline">GetInfo</code>·is·a·fun·that·returns·information·about·the·file.</p><p><code·class="inline">GetBin</code>·returns·the·file·contents.</p><p>Both·<code·class="inline">GetInfo</code>·and·<code·class="inline">GetBin</code>·must·be·called·within·the·<code·class="inline">Fun</code>.·Their·behavior·is |
| 1021 | undefined·if·they·are·called·outside·the·context·of·<code·class="inline">Fun</code>.</p><p>The·<code·class="inline">Fun</code>·must·return·a·new·accumulator,·which·is·passed·to·the·next·call. | 1021 | undefined·if·they·are·called·outside·the·context·of·<code·class="inline">Fun</code>.</p><p>The·<code·class="inline">Fun</code>·must·return·a·new·accumulator,·which·is·passed·to·the·next·call. |
| 1022 | <a·href="#foldl/3"><code·class="inline">foldl/3</code></a>·returns·the·final·accumulator·value.·<code·class="inline">Acc0</code>·is·returned | 1022 | <a·href="#foldl/3"><code·class="inline">foldl/3</code></a>·returns·the·final·accumulator·value.·<code·class="inline">Acc0</code>·is·returned |
| 1023 | if·the·archive·is·empty.·It·is·not·necessary·to·iterate·over·all·files·in·the | 1023 | if·the·archive·is·empty.·It·is·not·necessary·to·iterate·over·all·files·in·the |
| 1024 | archive.·The·iteration·can·be·ended·prematurely·in·a·controlled·manner·by | 1024 | archive.·The·iteration·can·be·ended·prematurely·in·a·controlled·manner·by |
| 1025 | throwing·an·exception.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"dummy.zip"</span><span·class="p">.</span><span·class="w"> | 1025 | throwing·an·exception.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"dummy.zip"</span><span·class="p">.</span><span·class="w"> |
| 1026 | </span><span·class="s">"dummy.zip"</span><span·class="gp·unselectable"> | 1026 | </span><span·class="s">"dummy.zip"</span><span·class="gp·unselectable"> |
| 1027 | >·</span><span·class="p"·data-group-id=" | 1027 | >·</span><span·class="p"·data-group-id="5076354621-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5076354621-2">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><span·[·...·truncated·by·diffoscope;·len:·1460,·SHA:·e042f2b0969f97e2d402de50bd5fb598d5b86b37d450b5edfcfc0a64c7cdb75a·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 1028 | </span><span·class="p"·data-group-id=" | 1028 | </span><span·class="p"·data-group-id="5076354621-10">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5076354621-11">{</span><span·class="s">"dummy.zip"</span><span·class="p">,</span><span·class="w"> |
| 1029 | ·····</span><span·class="p"·data-group-id=" | 1029 | ·····</span><span·class="p"·data-group-id="5076354621-12"><<</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">75</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">20</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">74</span><span·class="p">,</span><span·class="mi">152</span><span·class="p">,</span><span·class="mi">97</span><span·class="p">,</span><span·class="mi">60</span><span·class="p">,</span><span·class="mi">171</span><span·class="p">,</span><span·class="mi">39</span><span·class="p">,</span><span·class="mi">212</span><span·class="p">,</span><span·class="mi">26</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 1030 | ·······</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 1030 | ·······</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5076354621-12">>></span><span·class="p"·data-group-id="5076354621-11">}</span><span·class="p"·data-group-id="5076354621-10">}</span><span·class="gp·unselectable"> |
| 1031 | >·</span><span·class="p"·data-group-id=" | 1031 | >·</span><span·class="p"·data-group-id="5076354621-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FileSpec</span><span·class="p"·data-group-id="5076354621-13">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·1787,·SHA:·5e6b8d907b6cb6f48e367b6c214165efab41c2491fcf784342c8c5cdc61e4c60·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 1032 | </span><span·class="p"·data-group-id=" | 1032 | </span><span·class="p"·data-group-id="5076354621-22">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5076354621-23">[</span><span·class="p"·data-group-id="5076354621-24">{</span><span·class="s">"bar"</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·127,·SHA:·0fe1083a5a3f17e96a07bed2862d4335e9481221ec4c8a52be519e6bf639ef8d·...·]-25">>></span><span·class="p">,</span><span·class="w"> |
| 1033 | ······</span><span·class="p"·data-group-id=" | 1033 | ······</span><span·class="p"·data-group-id="5076354621-26">{</span><span·class="ss">file_info</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">regular</span><span·class="p">,</span><span·class="ss">read_write</span><span·class="p">,</span><span·class="w"> |
| 1034 | ·················</span><span·class="p"·data-group-id=" | 1034 | ·················</span><span·class="p"·data-group-id="5076354621-27">{</span><span·class="p"·data-group-id="5076354621-28">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5076354621-28">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·6d39441ee9076a767d74ff6798865c01f4857dac73e10411e0bfb6255ffaa89a·...·]-27">}</span><span·class="p">,</span><span·class="w"> |
| 1035 | ·················</span><span·class="p"·data-group-id=" | 1035 | ·················</span><span·class="p"·data-group-id="5076354621-30">{</span><span·class="p"·data-group-id="5076354621-31">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5076354621-31">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·c7aad3c731f6b5c5260c0475b0de3310be70c879e8f394bd8114aa081621d00b·...·]-30">}</span><span·class="p">,</span><span·class="w"> |
| 1036 | ·················</span><span·class="p"·data-group-id=" | 1036 | ·················</span><span·class="p"·data-group-id="5076354621-33">{</span><span·class="p"·data-group-id="5076354621-34">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5076354621-34">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·ca0c8575196b3b11e2c83d8891110a884672dae70ca79c35a9953791b309d467·...·]-33">}</span><span·class="p">,</span><span·class="w"> |
| 1037 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id=" | 1037 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="5076354621-26">}</span><span·class="p"·data-group-id="5076354621-24">}</span><span·class="p">,</span><span·class="w"> |
| 1038 | ·····</span><span·class="p"·data-group-id=" | 1038 | ·····</span><span·class="p"·data-group-id="5076354621-36">{</span><span·class="s">"foo"</span><span·class="p">,</span><span·class="p"·data-group-id="5076354621-37"><<</span><span·class="s">"FOO"</span><span·class="p"·data-group-id="5076354621-37">>></span><span·class="p">,</span><span·class="w"> |
| 1039 | ······</span><span·class="p"·data-group-id=" | 1039 | ······</span><span·class="p"·data-group-id="5076354621-38">{</span><span·class="ss">file_info</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">regular</span><span·class="p">,</span><span·class="ss">read_write</span><span·class="p">,</span><span·class="w"> |
| 1040 | ·················</span><span·class="p"·data-group-id=" | 1040 | ·················</span><span·class="p"·data-group-id="5076354621-39">{</span><span·class="p"·data-group-id="5076354621-40">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5076354621-40">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·4de5b4fbc3df7a1b89d8f163b903f28b8116fd5d110467f0372c7262d5cc09ea·...·]-39">}</span><span·class="p">,</span><span·class="w"> |
| 1041 | ·················</span><span·class="p"·data-group-id=" | 1041 | ·················</span><span·class="p"·data-group-id="5076354621-42">{</span><span·class="p"·data-group-id="5076354621-43">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5076354621-43">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·cf4772466f16158b8235aa48bcad5fc9c68c99d9b368d7e653da9b52d142a4fa·...·]-42">}</span><span·class="p">,</span><span·class="w"> |
| 1042 | ·················</span><span·class="p"·data-group-id=" | 1042 | ·················</span><span·class="p"·data-group-id="5076354621-45">{</span><span·class="p"·data-group-id="5076354621-46">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5076354621-46">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·8fef4cb9a3add225101944c26b3ad04105ed6fb86736a1267cebde5de7a17981·...·]-45">}</span><span·class="p">,</span><span·class="w"> |
| 1043 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id=" | 1043 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="5076354621-38">}</span><span·class="p"·data-group-id="5076354621-36">}</span><span·class="p"·data-group-id="5076354621-23">]</span><span·class="p"·data-group-id="5076354621-22">}</span><span·class="gp·unselectable"> |
| 1044 | >·</span><span·class="p"·data-group-id=" | 1044 | >·</span><span·class="p"·data-group-id="5076354621-48">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5076354621-49">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><spa[·...·truncated·by·diffoscope;·len:·836,·SHA:·098a0a1647655172d72a96c6aee858a334c9f27039207a87ddf849cfc5e9cba1·...·]-50">)</span><span·class="p">.</span><span·class="w"> |
| 1045 | </span><span·class="p"·data-group-id=" | 1045 | </span><span·class="p"·data-group-id="5076354621-53">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5076354621-54">{</span><span·class="s">"dummy.zip"</span><span·class="p">,</span><span·class="w"> |
| 1046 | ·····</span><span·class="p"·data-group-id=" | 1046 | ·····</span><span·class="p"·data-group-id="5076354621-55"><<</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">75</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">20</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">74</span><span·class="p">,</span><span·class="mi">152</span><span·class="p">,</span><span·class="mi">97</span><span·class="p">,</span><span·class="mi">60</span><span·class="p">,</span><span·class="mi">171</span><span·class="p">,</span><span·class="mi">39</span><span·class="p">,</span><span·class="mi">212</span><span·class="p">,</span><span·class="mi">26</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 1047 | ·······</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 1047 | ·······</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5076354621-55">>></span><span·class="p"·data-group-id="5076354621-54">}</span><span·class="p"·data-group-id="5076354621-53">}</span><span·class="gp·unselectable"> |
| 1048 | >·</span><span·class="k">catch</span><span·class="w">·</span><span·class="nc">zip</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id=" | 1048 | >·</span><span·class="k">catch</span><span·class="w">·</span><span·class="nc">zip</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="5076354621-56">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="5076354621-57">(</span><span·class="s">"foo"</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·1433,·SHA:·fb0b7feff2da1aee9c35a86884a0e27a03089e05a2b3d9a7b47b4e292152b8fb·...·]-56">)</span><span·class="p">.</span><span·class="w"> |
| 1049 | </span><span·class="p"·data-group-id=" | 1049 | </span><span·class="p"·data-group-id="5076354621-63"><<</span><span·class="s">"FOO"</span><span·class="p"·data-group-id="5076354621-63">>></span></code></pre> |
| 1050 | ··</section> | 1050 | ··</section> |
| 1051 | </section> | 1051 | </section> |
| 1052 | <section·class="detail"·id="list_dir/1"> | 1052 | <section·class="detail"·id="list_dir/1"> |
| 1053 | ··<div·class="detail-header"> | 1053 | ··<div·class="detail-header"> |
| 1054 | ····<a·href="#list_dir/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1054 | ····<a·href="#list_dir/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1055 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1055 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1619, 15 lines modified | Offset 1619, 15 lines modified | ||
| 1619 | ······<p·class="built-using"> | 1619 | ······<p·class="built-using"> |
| 1620 | ········Built·using | 1620 | ········Built·using |
| 1621 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1621 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1622 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1622 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1623 | ······</p> | 1623 | ······</p> |
| 1624 | <p>Copyright·©·1996-202 | 1624 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1625 | ····</footer> | 1625 | ····</footer> |
| 1626 | ··</div> | 1626 | ··</div> |
| 1627 | </main> | 1627 | </main> |
| 1628 | </div> | 1628 | </div> |
| 1629 | <script> | 1629 | <script> |
| 1630 | ··function·mermaidLoaded()·{ | 1630 | ··function·mermaidLoaded()·{ |
| 1631 | ····mermaid.initialize({ | 1631 | ····mermaid.initialize({ |
| Offset 139, 15 lines modified | Offset 139, 15 lines modified | ||
| 139 | ······<p·class="built-using"> | 139 | ······<p·class="built-using"> |
| 140 | ········Built·using | 140 | ········Built·using |
| 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 143 | ······</p> | 143 | ······</p> |
| 144 | <p>Copyright·©·1996-202 | 144 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 145 | ····</footer> | 145 | ····</footer> |
| 146 | ··</div> | 146 | ··</div> |
| 147 | </main> | 147 | </main> |
| 148 | </div> | 148 | </div> |
| 149 | <script> | 149 | <script> |
| 150 | ··function·mermaidLoaded()·{ | 150 | ··function·mermaidLoaded()·{ |
| 151 | ····mermaid.initialize({ | 151 | ····mermaid.initialize({ |
| Offset 249, 15 lines modified | Offset 249, 15 lines modified | ||
| 249 | ······<p·class="built-using"> | 249 | ······<p·class="built-using"> |
| 250 | ········Built·using | 250 | ········Built·using |
| 251 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 251 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 252 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 252 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 253 | ······</p> | 253 | ······</p> |
| 254 | <p>Copyright·©·1996-202 | 254 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 255 | ····</footer> | 255 | ····</footer> |
| 256 | ··</div> | 256 | ··</div> |
| 257 | </main> | 257 | </main> |
| 258 | </div> | 258 | </div> |
| 259 | <script> | 259 | <script> |
| 260 | ··function·mermaidLoaded()·{ | 260 | ··function·mermaidLoaded()·{ |
| 261 | ····mermaid.initialize({ | 261 | ····mermaid.initialize({ |
| Offset 177, 15 lines modified | Offset 177, 15 lines modified | ||
| 177 | ······<p·class="built-using"> | 177 | ······<p·class="built-using"> |
| 178 | ········Built·using | 178 | ········Built·using |
| 179 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 179 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 180 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 180 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 181 | ······</p> | 181 | ······</p> |
| 182 | <p>Copyright·©·1996-202 | 182 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 183 | ····</footer> | 183 | ····</footer> |
| 184 | ··</div> | 184 | ··</div> |
| 185 | </main> | 185 | </main> |
| 186 | </div> | 186 | </div> |
| 187 | <script> | 187 | <script> |
| 188 | ··function·mermaidLoaded()·{ | 188 | ··function·mermaidLoaded()·{ |
| 189 | ····mermaid.initialize({ | 189 | ····mermaid.initialize({ |
| Offset 853, 15 lines modified | Offset 853, 15 lines modified | ||
| 853 | ······<p·class="built-using"> | 853 | ······<p·class="built-using"> |
| 854 | ········Built·using | 854 | ········Built·using |
| 855 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 855 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 856 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 856 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 857 | ······</p> | 857 | ······</p> |
| 858 | <p>Copyright·©·1996-202 | 858 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 859 | ····</footer> | 859 | ····</footer> |
| 860 | ··</div> | 860 | ··</div> |
| 861 | </main> | 861 | </main> |
| 862 | </div> | 862 | </div> |
| 863 | <script> | 863 | <script> |
| 864 | ··function·mermaidLoaded()·{ | 864 | ··function·mermaidLoaded()·{ |
| 865 | ····mermaid.initialize({ | 865 | ····mermaid.initialize({ |
| Offset 433, 15 lines modified | Offset 433, 15 lines modified | ||
| 433 | ······<p·class="built-using"> | 433 | ······<p·class="built-using"> |
| 434 | ········Built·using | 434 | ········Built·using |
| 435 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 435 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 436 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 436 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 437 | ······</p> | 437 | ······</p> |
| 438 | <p>Copyright·©·1996-202 | 438 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 439 | ····</footer> | 439 | ····</footer> |
| 440 | ··</div> | 440 | ··</div> |
| 441 | </main> | 441 | </main> |
| 442 | </div> | 442 | </div> |
| 443 | <script> | 443 | <script> |
| 444 | ··function·mermaidLoaded()·{ | 444 | ··function·mermaidLoaded()·{ |
| 445 | ····mermaid.initialize({ | 445 | ····mermaid.initialize({ |
| Offset 969, 15 lines modified | Offset 969, 15 lines modified | ||
| 969 | ······<p·class="built-using"> | 969 | ······<p·class="built-using"> |
| 970 | ········Built·using | 970 | ········Built·using |
| 971 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 971 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 972 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 972 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 973 | ······</p> | 973 | ······</p> |
| 974 | <p>Copyright·©·1996-202 | 974 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 975 | ····</footer> | 975 | ····</footer> |
| 976 | ··</div> | 976 | ··</div> |
| 977 | </main> | 977 | </main> |
| 978 | </div> | 978 | </div> |
| 979 | <script> | 979 | <script> |
| 980 | ··function·mermaidLoaded()·{ | 980 | ··function·mermaidLoaded()·{ |
| 981 | ····mermaid.initialize({ | 981 | ····mermaid.initialize({ |
| Offset 379, 15 lines modified | Offset 379, 15 lines modified | ||
| 379 | ······<p·class="built-using"> | 379 | ······<p·class="built-using"> |
| 380 | ········Built·using | 380 | ········Built·using |
| 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 383 | ······</p> | 383 | ······</p> |
| 384 | <p>Copyright·©·1996-202 | 384 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 385 | ····</footer> | 385 | ····</footer> |
| 386 | ··</div> | 386 | ··</div> |
| 387 | </main> | 387 | </main> |
| 388 | </div> | 388 | </div> |
| 389 | <script> | 389 | <script> |
| 390 | ··function·mermaidLoaded()·{ | 390 | ··function·mermaidLoaded()·{ |
| 391 | ····mermaid.initialize({ | 391 | ····mermaid.initialize({ |
| Offset 6602, 18 lines modified | Offset 6602, 18 lines modified | ||
| 6602 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_postcomments(<a·href="#t:syntaxTree/0">syntaxTree</a>())·->·[<a·href="#t:syntaxTree/0">syntaxTree</a>()].</pre> | 6602 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_postcomments(<a·href="#t:syntaxTree/0">syntaxTree</a>())·->·[<a·href="#t:syntaxTree/0">syntaxTree</a>()].</pre> |
| 6603 | ······</div> | 6603 | ······</div> |
| 6604 | <p>Returns·the·associated·post-comments·of·a·node.</p><p>This·is·a·possibly·empty·list·of·abstract·comments,·in·top-down | 6604 | <p>Returns·the·associated·post-comments·of·a·node.</p><p>This·is·a·possibly·empty·list·of·abstract·comments,·in·top-down |
| 6605 | textual·order.·When·the·code·is·formatted,·post-comments·are·typically | 6605 | textual·order.·When·the·code·is·formatted,·post-comments·are·typically |
| 6606 | displayed·to·the·right·of·and/or·below·the·node.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 6606 | displayed·to·the·right·of·and/or·below·the·node.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1712062491-1">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="1712062491-1">}</span><span·class="w">·····</span><span·class="c1">%·Post-comment·of·tuple</span></code></pre><p>If·possible,·the·comment·should·be·moved·past·any·following·separator·characters |
| 6607 | on·the·same·line,·rather·than·placing·the·separators·on·the·following·line. | 6607 | on·the·same·line,·rather·than·placing·the·separators·on·the·following·line. |
| 6608 | For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 6608 | For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="0089839594-1">(</span><span·class="p"·data-group-id="0089839594-2">[</span><span·class="n">X</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Xs</span><span·class="p"·data-group-id="0089839594-2">]</span><span·c[·...·truncated·by·diffoscope;·len:·106,·SHA:·90b6b718629a7ea58c54511576de7638cc73017c120a000a2187787a9bf96af6·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 6609 | ····</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 6609 | ····</span><span·class="nf">foo</span><span·class="p"·data-group-id="0089839594-3">(</span><span·class="n">Xs</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">bar</span><span·class="p"·data-group-id="0089839594-4">(</span><span·class="n">X</span><span·class="p"·data-group-id="0089839594-4">)</span><spa[·...·truncated·by·diffoscope;·len:·37,·SHA:·664298073477d3595ed204ecebbf07fd6ab39f28a07c2a8f4fee209c0f35af84·...·]-3">)</span><span·class="p">;</span><span·class="w">·····</span><span·class="c1">%·Post-comment·of·'bar(X)'·node</span><span·class="w"> |
| 6610 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>(where·the·comment·is·moved·past·the·rightmost·"<code·class="inline">)</code>"·and·the·"<code·class="inline">;</code>").</p><p><em>See·also:·</em><a·href="#comment/2"><code·class="inline">comment/2</code></a>,·<a·href="#get_attrs/1"><code·class="inline">get_attrs/1</code></a>,·<a·href="#get_precomments/1"><code·class="inline">get_precomments/1</code></a>, | 6610 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>(where·the·comment·is·moved·past·the·rightmost·"<code·class="inline">)</code>"·and·the·"<code·class="inline">;</code>").</p><p><em>See·also:·</em><a·href="#comment/2"><code·class="inline">comment/2</code></a>,·<a·href="#get_attrs/1"><code·class="inline">get_attrs/1</code></a>,·<a·href="#get_precomments/1"><code·class="inline">get_precomments/1</code></a>, |
| 6611 | <a·href="#set_postcomments/2"><code·class="inline">set_postcomments/2</code></a>.</p> | 6611 | <a·href="#set_postcomments/2"><code·class="inline">set_postcomments/2</code></a>.</p> |
| 6612 | ··</section> | 6612 | ··</section> |
| 6613 | </section> | 6613 | </section> |
| 6614 | <section·class="detail"·id="get_precomments/1"> | 6614 | <section·class="detail"·id="get_precomments/1"> |
| 6615 | ··<div·class="detail-header"> | 6615 | ··<div·class="detail-header"> |
| Offset 6636, 18 lines modified | Offset 6636, 18 lines modified | ||
| 6636 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_precomments(<a·href="#t:syntaxTree/0">syntaxTree</a>())·->·[<a·href="#t:syntaxTree/0">syntaxTree</a>()].</pre> | 6636 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_precomments(<a·href="#t:syntaxTree/0">syntaxTree</a>())·->·[<a·href="#t:syntaxTree/0">syntaxTree</a>()].</pre> |
| 6637 | ······</div> | 6637 | ······</div> |
| 6638 | <p>Returns·the·associated·pre-comments·of·a·node.</p><p>This·is·a·possibly·empty·list·of·abstract·comments,·in·top-down | 6638 | <p>Returns·the·associated·pre-comments·of·a·node.</p><p>This·is·a·possibly·empty·list·of·abstract·comments,·in·top-down |
| 6639 | textual·order.·When·the·code·is·formatted,·pre-comments·are·typically | 6639 | textual·order.·When·the·code·is·formatted,·pre-comments·are·typically |
| 6640 | displayed·directly·above·the·node.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·Pre-comment·of·function</span><span·class="w"> | 6640 | displayed·directly·above·the·node.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·Pre-comment·of·function</span><span·class="w"> |
| 6641 | </span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 6641 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="6788559051-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="6788559051-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="6788559051-2">{</span><span·class="ss">bar</span><[·...·truncated·by·diffoscope;·len:·112,·SHA:·2f859607f4f1beced7a3528ecab05a518264a814aacceb33414cfbcb3ce82748·...·]-2">}</span><span·class="p">.</span></code></pre><p>If·possible,·the·comment·should·be·moved·before·any·preceding·separator |
| 6642 | characters·on·the·same·line.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 6642 | characters·on·the·same·line.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="0418677238-1">(</span><span·class="p"·data-group-id="0418677238-2">[</span><span·class="n">X</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Xs</span><span·class="p"·data-group-id="0418677238-2">]</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·2f43350272d53f7c5a882f02d4ec9f2c6991ff8ff69df7770576ec958bc6542d·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 6643 | ····</span><span·class="c1">%·Pre-comment·of·'bar(X)'·node</span><span·class="w"> | 6643 | ····</span><span·class="c1">%·Pre-comment·of·'bar(X)'·node</span><span·class="w"> |
| 6644 | ····</span><span·class="p"·data-group-id=" | 6644 | ····</span><span·class="p"·data-group-id="0418677238-3">[</span><span·class="nf">bar</span><span·class="p"·data-group-id="0418677238-4">(</span><span·class="n">X</span><span·class="p"·data-group-id="0418677238-4">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·194,·SHA:·9ffeb5ab2348c6c56a2bccab35758c05d63589b4cbdfef57d3e4145dd9e05dbd·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 6645 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>(where·the·comment·is·moved·before·the·"<code·class="inline">[</code>").</p><p><em>See·also:·</em><a·href="#comment/2"><code·class="inline">comment/2</code></a>,·<a·href="#get_attrs/1"><code·class="inline">get_attrs/1</code></a>,·<a·href="#get_postcomments/1"><code·class="inline">get_postcomments/1</code></a>, | 6645 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>(where·the·comment·is·moved·before·the·"<code·class="inline">[</code>").</p><p><em>See·also:·</em><a·href="#comment/2"><code·class="inline">comment/2</code></a>,·<a·href="#get_attrs/1"><code·class="inline">get_attrs/1</code></a>,·<a·href="#get_postcomments/1"><code·class="inline">get_postcomments/1</code></a>, |
| 6646 | <a·href="#set_precomments/2"><code·class="inline">set_precomments/2</code></a>.</p> | 6646 | <a·href="#set_precomments/2"><code·class="inline">set_precomments/2</code></a>.</p> |
| 6647 | ··</section> | 6647 | ··</section> |
| 6648 | </section> | 6648 | </section> |
| 6649 | <section·class="detail"·id="has_comments/1"> | 6649 | <section·class="detail"·id="has_comments/1"> |
| 6650 | ··<div·class="detail-header"> | 6650 | ··<div·class="detail-header"> |
| Offset 11543, 15 lines modified | Offset 11543, 15 lines modified | ||
| 11543 | ······<p·class="built-using"> | 11543 | ······<p·class="built-using"> |
| 11544 | ········Built·using | 11544 | ········Built·using |
| 11545 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 11545 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 11546 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 11546 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 11547 | ······</p> | 11547 | ······</p> |
| 11548 | <p>Copyright·©·1996-202 | 11548 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 11549 | ····</footer> | 11549 | ····</footer> |
| 11550 | ··</div> | 11550 | ··</div> |
| 11551 | </main> | 11551 | </main> |
| 11552 | </div> | 11552 | </div> |
| 11553 | <script> | 11553 | <script> |
| 11554 | ··function·mermaidLoaded()·{ | 11554 | ··function·mermaidLoaded()·{ |
| 11555 | ····mermaid.initialize({ | 11555 | ····mermaid.initialize({ |
| Offset 2386, 15 lines modified | Offset 2386, 15 lines modified | ||
| 2386 | ······<p·class="built-using"> | 2386 | ······<p·class="built-using"> |
| 2387 | ········Built·using | 2387 | ········Built·using |
| 2388 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2388 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2389 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2389 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2390 | ······</p> | 2390 | ······</p> |
| 2391 | <p>Copyright·©·1996-202 | 2391 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2392 | ····</footer> | 2392 | ····</footer> |
| 2393 | ··</div> | 2393 | ··</div> |
| 2394 | </main> | 2394 | </main> |
| 2395 | </div> | 2395 | </div> |
| 2396 | <script> | 2396 | <script> |
| 2397 | ··function·mermaidLoaded()·{ | 2397 | ··function·mermaidLoaded()·{ |
| 2398 | ····mermaid.initialize({ | 2398 | ····mermaid.initialize({ |
| Offset 134, 38 lines modified | Offset 134, 38 lines modified | ||
| 134 | Merl·itself,·see·the·documentation·of·<a·href="erl_syntax.html"><code·class="inline">erl_syntax</code></a>.</p><h3·id="module-quick-start"·class="section-heading"> | 134 | Merl·itself,·see·the·documentation·of·<a·href="erl_syntax.html"><code·class="inline">erl_syntax</code></a>.</p><h3·id="module-quick-start"·class="section-heading"> |
| 135 | ··<a·href="#module-quick-start"·class="hover-link"> | 135 | ··<a·href="#module-quick-start"·class="hover-link"> |
| 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 137 | ··</a> | 137 | ··</a> |
| 138 | ··<span·class="text">Quick·start</span> | 138 | ··<span·class="text">Quick·start</span> |
| 139 | </h3> | 139 | </h3> |
| 140 | <p>To·enable·the·full·power·of·Merl,·your·module·needs·to·include·the·Merl·header | 140 | <p>To·enable·the·full·power·of·Merl,·your·module·needs·to·include·the·Merl·header |
| 141 | file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 141 | file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="6148215659-1">(</span><span·class="s">"syntax_tools/include/merl.hrl"</span><span·class="p"·data-group-id="6148215659-1">)</span><span·class="p">.</span></code></pre><p>Then,·you·can·use·the·<code·class="inline">?Q(Text)</code>·macros·in·your·code·to·create·ASTs·or·match·on |
| 142 | existing·ASTs.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Tuple</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 142 | existing·ASTs.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Tuple</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="2148986324-1">(</span><span·class="s">"{foo,·42}"</span><span·class="p"·data-group-id="2148986324-1">)</span><span·class="p">,</span><span·class="w"> |
| 143 | </span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 143 | </span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="2148986324-2">(</span><span·class="s">"{foo,·_@Number}"</span><span·class="p"·data-group-id="2148986324-2">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Tuple</span><span·class="p">,</span><span·class="w"> |
| 144 | </span><span·class="n">Call</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 144 | </span><span·class="n">Call</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="2148986324-3">(</span><span·class="s">"foo:bar(_@Number)"</span><span·class="p"·data-group-id="2148986324-3">)</span></code></pre><p>Calling·<code·class="inline">merl:print(Call)</code>·will·then·print·the·following·code:</p><pre><code·class="mak[·...·truncated·by·diffoscope;·len:·225,·SHA:·dff55f119d0d434d07514f6b84abe18f5f41aca229466fd07f2f95bde6bcb153·...·]-1">)</span></code></pre><p>The·<code·class="inline">?Q</code>·macros·turn·the·quoted·code·fragments·into·ASTs,·and·lifts |
| 145 | metavariables·such·as·<code·class="inline">_@Tuple</code>·and·<code·class="inline">_@Number</code>·to·the·level·of·your·Erlang·code, | 145 | metavariables·such·as·<code·class="inline">_@Tuple</code>·and·<code·class="inline">_@Number</code>·to·the·level·of·your·Erlang·code, |
| 146 | so·you·can·use·the·corresponding·Erlang·variables·<code·class="inline">Tuple</code>·and·<code·class="inline">Number</code>·directly. | 146 | so·you·can·use·the·corresponding·Erlang·variables·<code·class="inline">Tuple</code>·and·<code·class="inline">Number</code>·directly. |
| 147 | This·is·the·most·straightforward·way·to·use·Merl,·and·in·many·cases·it's·all·you | 147 | This·is·the·most·straightforward·way·to·use·Merl,·and·in·many·cases·it's·all·you |
| 148 | need.</p><p>You·can·even·write·case·switches·using·<code·class="inline">?Q</code>·macros·as·patterns.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">AST</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 148 | need.</p><p>You·can·even·write·case·switches·using·<code·class="inline">?Q</code>·macros·as·patterns.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">AST</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 149 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 149 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="5380621777-1">(</span><span·class="s">"{foo,·_@Foo}"</span><span·class="p"·data-group-id="5380621777-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·92,·SHA:·0e099dd22afe459fb7ac63303a5ad9b344695fc842758ab1de63c37cc98e7dd3·...·]-2">)</span><span·class="p">;</span><span·class="w"> |
| 150 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 150 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="5380621777-3">(</span><span·class="s">"{bar,·_@Bar}"</span><span·class="p"·data-group-id="5380621777-3">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nc">erl_syntax</span><span·class="p">:</span><[·...·truncated·by·diffoscope;·len:·391,·SHA:·85f0a295057429fe2dd8c100dd942dcca1edfc34edb8f7ef4f0babb34bf329ce·...·]-5">)</span><span·class="p">;</span><span·class="w"> |
| 151 | ····</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle_default</span><span·class="p"·data-group-id=" | 151 | ····</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle_default</span><span·class="p"·data-group-id="5380621777-6">(</span><span·class="p"·data-group-id="5380621777-6">)</span><span·class="w"> |
| 152 | </span><span·class="k">end</span></code></pre><p>These·case·switches·only·allow·<code·class="inline">?Q(...)</code>·or·<code·class="inline">_</code>·as·clause·patterns,·and·the | 152 | </span><span·class="k">end</span></code></pre><p>These·case·switches·only·allow·<code·class="inline">?Q(...)</code>·or·<code·class="inline">_</code>·as·clause·patterns,·and·the |
| 153 | guards·may·contain·any·expressions,·not·just·Erlang·guard·expressions.</p><p>If·the·macro·<code·class="inline">MERL_NO_TRANSFORM</code>·is·defined·before·the·<code·class="inline">merl.hrl</code>·header·file·is | 153 | guards·may·contain·any·expressions,·not·just·Erlang·guard·expressions.</p><p>If·the·macro·<code·class="inline">MERL_NO_TRANSFORM</code>·is·defined·before·the·<code·class="inline">merl.hrl</code>·header·file·is |
| 154 | included,·the·parse·transform·used·by·Merl·will·be·disabled,·and·in·that·case, | 154 | included,·the·parse·transform·used·by·Merl·will·be·disabled,·and·in·that·case, |
| 155 | the·match·expressions·<code·class="inline">?Q(...)·=·...</code>,·case·switches·using·<code·class="inline">?Q(...)</code>·patterns, | 155 | the·match·expressions·<code·class="inline">?Q(...)·=·...</code>,·case·switches·using·<code·class="inline">?Q(...)</code>·patterns, |
| 156 | and·automatic·metavariables·like·<code·class="inline">_@Tuple</code>·cannot·be·used·in·your·code,·but·the | 156 | and·automatic·metavariables·like·<code·class="inline">_@Tuple</code>·cannot·be·used·in·your·code,·but·the |
| 157 | Merl·macros·and·functions·still·work.·To·do·metavariable·substitution,·you·need | 157 | Merl·macros·and·functions·still·work.·To·do·metavariable·substitution,·you·need |
| 158 | to·use·the·<code·class="inline">?Q(Text,·Map)</code>·macro.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Tuple</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="4 | 158 | to·use·the·<code·class="inline">?Q(Text,·Map)</code>·macro.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Tuple</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="8431791242-1">(</span><span·class="s">"{foo,·_@bar,·_@baz}"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8431791242-2">[</span><span·class="p"·data-group-id="8431791242-3">{</span><span·class="ss">bar</span[·...·truncated·by·diffoscope;·len:·453,·SHA:·fca49a4c4414455d982be0fb1b6d36aaff63be24eee8fb1002fb1e86aa490d43·...·]-1">)</span></code></pre><p>The·text·given·to·a·<code·class="inline">?Q(Text)</code>·macro·can·be·either·a·single·string·or·a·list·of |
| 159 | strings.·The·latter·is·useful·when·you·need·to·split·a·long·expression·over | 159 | strings.·The·latter·is·useful·when·you·need·to·split·a·long·expression·over |
| 160 | multiple·lines.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 160 | multiple·lines.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="8575161838-1">(</span><span·class="p"·data-group-id="8575161838-2">[</span><span·class="s">"case·_@Expr·of"</span><span·class="p">,</span><span·class="w"> |
| 161 | ····</span><span·class="s">"··{foo,·X}·->·f(X);"</span><span·class="p">,</span><span·class="w"> | 161 | ····</span><span·class="s">"··{foo,·X}·->·f(X);"</span><span·class="p">,</span><span·class="w"> |
| 162 | ····</span><span·class="s">"··{bar,·X}·->·g(X)"</span><span·class="p">,</span><span·class="w"> | 162 | ····</span><span·class="s">"··{bar,·X}·->·g(X)"</span><span·class="p">,</span><span·class="w"> |
| 163 | ····</span><span·class="s">"··_·->·h(X)"</span><span·class="w"> | 163 | ····</span><span·class="s">"··_·->·h(X)"</span><span·class="w"> |
| 164 | </span><span·class="s">"end"</span><span·class="p"·data-group-id=" | 164 | </span><span·class="s">"end"</span><span·class="p"·data-group-id="8575161838-2">]</span><span·class="p"·data-group-id="8575161838-1">)</span></code></pre><p>If·there·is·a·syntax·error·somewhere·in·the·text·(like·the·missing·semicolon·in |
| 165 | the·second·clause·above)·this·allows·Merl·to·generate·an·error·message·pointing | 165 | the·second·clause·above)·this·allows·Merl·to·generate·an·error·message·pointing |
| 166 | to·the·exact·line·in·your·source·code.·(Just·remember·to·comma-separate·the | 166 | to·the·exact·line·in·your·source·code.·(Just·remember·to·comma-separate·the |
| 167 | strings·in·the·list,·otherwise·Erlang·will·concatenate·the·string·fragments·as | 167 | strings·in·the·list,·otherwise·Erlang·will·concatenate·the·string·fragments·as |
| 168 | if·they·were·a·single·string.)</p><h3·id="module-metavariable-syntax"·class="section-heading"> | 168 | if·they·were·a·single·string.)</p><h3·id="module-metavariable-syntax"·class="section-heading"> |
| 169 | ··<a·href="#module-metavariable-syntax"·class="hover-link"> | 169 | ··<a·href="#module-metavariable-syntax"·class="hover-link"> |
| 170 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 170 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 171 | ··</a> | 171 | ··</a> |
| Offset 180, 73 lines modified | Offset 180, 73 lines modified | ||
| 180 | note·that·globs·only·matter·for·matching;·when·doing·substitutions,·a·non-glob | 180 | note·that·globs·only·matter·for·matching;·when·doing·substitutions,·a·non-glob |
| 181 | variable·can·be·used·to·inject·a·sequence·of·elements,·and·vice·versa.)</p><p>If·the·name·after·the·prefix·and·any·lift·and·glob·markers·is·<code·class="inline">_</code>·or·<code·class="inline">0</code>,·the | 181 | variable·can·be·used·to·inject·a·sequence·of·elements,·and·vice·versa.)</p><p>If·the·name·after·the·prefix·and·any·lift·and·glob·markers·is·<code·class="inline">_</code>·or·<code·class="inline">0</code>,·the |
| 182 | variable·is·treated·as·an·anonymous·catch-all·pattern·in·matches.·For·example, | 182 | variable·is·treated·as·an·anonymous·catch-all·pattern·in·matches.·For·example, |
| 183 | <code·class="inline">_@_</code>,·<code·class="inline">_@@_</code>,·<code·class="inline">_@__</code>,·or·even·<code·class="inline">_@__@_</code>.</p><p>Finally,·if·the·name·without·any·prefixes·or·lift/glob·markers·begins·with·an | 183 | <code·class="inline">_@_</code>,·<code·class="inline">_@@_</code>,·<code·class="inline">_@__</code>,·or·even·<code·class="inline">_@__@_</code>.</p><p>Finally,·if·the·name·without·any·prefixes·or·lift/glob·markers·begins·with·an |
| 184 | uppercase·character,·as·in·<code·class="inline">_@Foo</code>·or·<code·class="inline">_@_@Foo</code>,·it·will·become·a·variable·on | 184 | uppercase·character,·as·in·<code·class="inline">_@Foo</code>·or·<code·class="inline">_@_@Foo</code>,·it·will·become·a·variable·on |
| 185 | the·Erlang·level,·and·can·be·used·to·easily·deconstruct·and·construct·syntax | 185 | the·Erlang·level,·and·can·be·used·to·easily·deconstruct·and·construct·syntax |
| 186 | trees:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">Input</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 186 | trees:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">Input</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 187 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 187 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="8792392156-1">(</span><span·class="s">"{foo,·_@Number}"</span><span·class="p"·data-group-id="8792392156-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·c[·...·truncated·by·diffoscope;·len:·139,·SHA:·8743d75adb78f69f196b81f5f66122480af4018d7fd6736097ea1c8a73cdbca4·...·]-2">)</span><span·class="p">;</span><span·class="w"> |
| 188 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>We·refer·to·these·as·"automatic·metavariables".·If·in·addition·the·name·ends | 188 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>We·refer·to·these·as·"automatic·metavariables".·If·in·addition·the·name·ends |
| 189 | with·<code·class="inline">@</code>,·as·in·<code·class="inline">_@Foo@</code>,·the·value·of·the·variable·as·an·Erlang·term·will·be | 189 | with·<code·class="inline">@</code>,·as·in·<code·class="inline">_@Foo@</code>,·the·value·of·the·variable·as·an·Erlang·term·will·be |
| 190 | automatically·converted·to·the·corresponding·abstract·syntax·tree·when·used·to | 190 | automatically·converted·to·the·corresponding·abstract·syntax·tree·when·used·to |
| 191 | construct·a·larger·tree.·For·example,·in:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bar</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 191 | construct·a·larger·tree.·For·example,·in:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bar</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9197436694-1">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">42</span><span·class="p"·data-group-id="9197436694-1">}</span><span·class="p">,</span><span·class="w"> |
| 192 | </span><span·class="n">Foo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 192 | </span><span·class="n">Foo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="9197436694-2">(</span><span·class="s">"{foo,·_@Bar@}"</span><span·class="p"·data-group-id="9197436694-2">)</span></code></pre><p>(where·Bar·is·just·some·term,·not·a·syntax·tree)·the·result·<code·class="inline">Foo</code>·will·be·a |
| 193 | syntax·tree·representing·<code·class="inline">{foo,·{bar,·42}}</code>.·This·avoids·the·need·for·temporary | 193 | syntax·tree·representing·<code·class="inline">{foo,·{bar,·42}}</code>.·This·avoids·the·need·for·temporary |
| 194 | variables·in·order·to·inject·data,·as·in</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">TmpBar</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_syntax</span><span·class="p">:</span><span·class="nf">abstract</span><span·class="p"·data-group-id=" | 194 | variables·in·order·to·inject·data,·as·in</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">TmpBar</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_syntax</span><span·class="p">:</span><span·class="nf">abstract</span><span·class="p"·data-group-id="5672311819-1">(</span><span·class="n">Bar</span><span·class="p"·data-group-id="5672311819-1">)</span><span·class="p">,</span><span·class="w"> |
| 195 | </span><span·class="n">Foo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 195 | </span><span·class="n">Foo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="5672311819-2">(</span><span·class="s">"{foo,·_@TmpBar}"</span><span·class="p"·data-group-id="5672311819-2">)</span></code></pre><p>If·the·context·requires·an·integer·rather·than·a·variable,·an·atom,·or·a·string, |
| 196 | you·cannot·use·the·uppercase·convention·to·mark·an·automatic·metavariable. | 196 | you·cannot·use·the·uppercase·convention·to·mark·an·automatic·metavariable. |
| 197 | Instead,·if·the·integer·(without·the·<code·class="inline">909</code>-prefix·and·lift/glob·markers)·ends | 197 | Instead,·if·the·integer·(without·the·<code·class="inline">909</code>-prefix·and·lift/glob·markers)·ends |
| 198 | in·a·<code·class="inline">9</code>,·the·integer·will·become·an·Erlang-level·variable·prefixed·with·<code·class="inline">Q</code>, | 198 | in·a·<code·class="inline">9</code>,·the·integer·will·become·an·Erlang-level·variable·prefixed·with·<code·class="inline">Q</code>, |
| 199 | and·if·it·ends·with·<code·class="inline">99</code>·it·will·also·be·automatically·abstracted.·For·example, | 199 | and·if·it·ends·with·<code·class="inline">99</code>·it·will·also·be·automatically·abstracted.·For·example, |
| 200 | the·following·will·increment·the·arity·of·the·exported·function·f:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">Form</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 200 | the·following·will·increment·the·arity·of·the·exported·function·f:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">Form</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 201 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="3253623339-1">(</span><span·class="s">"-export([f/90919])."</span><span·class="p"·data-group-id="3253623339-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 202 | ········</span><span·class="n">Q2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_syntax</span><span·class="p">:</span><span·class="nf">concrete</span><span·class="p"·data-group-id=" | 202 | ········</span><span·class="n">Q2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_syntax</span><span·class="p">:</span><span·class="nf">concrete</span><span·class="p"·data-group-id="3253623339-2">(</span><span·class="n">Q1</span><span·class="p"·data-group-id="3253623339-2">)</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 203 | ········</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 203 | ········</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="3253623339-3">(</span><span·class="s">"-export([f/909299])."</span><span·class="p"·data-group-id="3253623339-3">)</span><span·class="p">;</span><span·class="w"> |
| 204 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h3·id="module-when-to-use-the-various-forms-of-metavariables"·class="section-heading"> | 204 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h3·id="module-when-to-use-the-various-forms-of-metavariables"·class="section-heading"> |
| 205 | ··<a·href="#module-when-to-use-the-various-forms-of-metavariables"·class="hover-link"> | 205 | ··<a·href="#module-when-to-use-the-various-forms-of-metavariables"·class="hover-link"> |
| 206 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 206 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 207 | ··</a> | 207 | ··</a> |
| 208 | ··<span·class="text">When·to·use·the·various·forms·of·metavariables</span> | 208 | ··<span·class="text">When·to·use·the·various·forms·of·metavariables</span> |
| 209 | </h3> | 209 | </h3> |
| 210 | <p>Merl·can·only·parse·a·fragment·of·text·if·it·follows·the·basic·syntactical·rules | 210 | <p>Merl·can·only·parse·a·fragment·of·text·if·it·follows·the·basic·syntactical·rules |
| 211 | of·Erlang.·In·most·places,·a·normal·Erlang·variable·can·be·used·as·metavariable, | 211 | of·Erlang.·In·most·places,·a·normal·Erlang·variable·can·be·used·as·metavariable, |
| 212 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 212 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="9515450528-1">(</span><span·class="s">"f(_@Arg)"</span><span·class="p"·data-group-id="9515450528-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Expr</span></code></pre><p>but·if·you·want·to·match·on·something·like·the·name·of·a·function,·you·have·to |
| 213 | use·an·atom·as·metavariable:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 213 | use·an·atom·as·metavariable:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="6902151288-1">(</span><span·class="s">"'@Name'()·->·_@@_."</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Function</span></code></pre><p>(note·the·anonymous·glob·variable·<code·class="inline">_@@_</code>·to·ignore·the·function·body).</p><p>In·some·contexts,·only·a·string·or·an·integer·is·allowed.·For·example,·the |
| 214 | directive·<code·class="inline">-file(Name,·Line)</code>·requires·that·<code·class="inline">Name</code>·is·a·string·literal·and | 214 | directive·<code·class="inline">-file(Name,·Line)</code>·requires·that·<code·class="inline">Name</code>·is·a·string·literal·and |
| 215 | <code·class="inline">Line</code>·an·integer·literal:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 215 | <code·class="inline">Line</code>·an·integer·literal:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="9424187103-1">(</span><span·class="s">"-file(\"'@File\",·9090)."</span><span·class="p"·data-group-id="9424187103-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class=[·...·truncated·by·diffoscope;·len:·174,·SHA:·ae06f37aea4165d667b4737533547ef52b2427d2f84e6b4b262f0235b929a5e3·...·]-2">)</span><span·class="p">)</span><span·class="p">.</span></code></pre><p>This·will·extract·the·string·literal·<code·class="inline">"foo.erl"</code>·into·the·variable·<code·class="inline">Foo</code>.·Note |
| 216 | the·use·of·the·anonymous·variable·<code·class="inline">9090</code>·to·ignore·the·line·number.·To·match·and | 216 | the·use·of·the·anonymous·variable·<code·class="inline">9090</code>·to·ignore·the·line·number.·To·match·and |
| 217 | also·bind·a·metavariable·that·must·be·an·integer·literal,·we·can·use·the | 217 | also·bind·a·metavariable·that·must·be·an·integer·literal,·we·can·use·the |
| 218 | convention·of·ending·the·integer·with·a·9,·turning·it·into·a·Q-prefixed·variable | 218 | convention·of·ending·the·integer·with·a·9,·turning·it·into·a·Q-prefixed·variable |
| 219 | on·the·Erlang·level·(see·the·previous·section).</p><h4>Globs</h4><p>Whenever·you·want·to·match·out·a·number·of·elements·in·a·sequence·(zero·or·more) | 219 | on·the·Erlang·level·(see·the·previous·section).</p><h4>Globs</h4><p>Whenever·you·want·to·match·out·a·number·of·elements·in·a·sequence·(zero·or·more) |
| 220 | rather·than·a·fixed·set·of·elements,·you·need·to·use·a·glob.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 220 | rather·than·a·fixed·set·of·elements,·you·need·to·use·a·glob.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="9967598617-1">(</span><span·class="s">"{_@@Elements}"</span><span·class="p"·data-group-id="9967598617-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="[·...·truncated·by·diffoscope;·len:·358,·SHA:·f16e11df99a74a962d49290e8cd6b2c98b2bb4cbf6c161e4d45c7b3913e9857a·...·]-2">)</span></code></pre><p>will·bind·Elements·to·the·list·of·individual·syntax·trees·representing·the·atoms |
| 221 | <code·class="inline">a</code>,·<code·class="inline">b</code>,·and·<code·class="inline">c</code>.·This·can·also·be·used·with·static·prefix·and·suffix·elements | 221 | <code·class="inline">a</code>,·<code·class="inline">b</code>,·and·<code·class="inline">c</code>.·This·can·also·be·used·with·static·prefix·and·suffix·elements |
| 222 | in·the·sequence.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="5781356480-1">(</span><span·class="s">"{a,·b,·_@@Elements}"</span><span·class="p"·data-group-id="5781356480-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="5781356480-2">(</span><span·class="p"·data-group-id="5781356480-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">d</span><span·class="p"·data-group-id="5781356480-3">}</span><span·class="p"·data-group-id="5781356480-2">)</span></code></pre><p>will·bind·Elements·to·the·list·of·the·<code·class="inline">c</code>·and·<code·class="inline">d</code>·subtrees,·and</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="1728807025-1">(</span><span·class="s">"{_@@Elements,·c,·d}"</span><span·class="p"·data-group-id="1728807025-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="1728807025-2">(</span><span·class="p"·data-group-id="1728807025-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">d</span><span·class="p"·data-group-id="1728807025-3">}</span><span·class="p"·data-group-id="1728807025-2">)</span></code></pre><p>will·bind·Elements·to·the·list·of·the·<code·class="inline">a</code>·and·<code·class="inline">b</code>·subtrees.·You·can·even·use | ||
| 223 | 222 | in·the·sequence.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="5957618057-1">(</span><span·class="s">"{a,·b,·_@@Elements}"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·1720,·SHA:·97e4f0d94f0be058aa00728fb0ea1f90cea5376967233832333fb0c713abf973·...·] | |
| 223 | plain·metavariables·in·the·prefix·or·suffix:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="9631695889-1">(</span><span·class="s">"{_@First,·_@@Rest}"</span><span·class="p"·data-group-id="9631695889-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="9631695889-2">(</span><span·class="p"·data-group-id="9631695889-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c</span><span·class="p"·data-group-id="9631695889-3">}</span><span·class="p"·data-group-id="9631695889-2">)</span></code></pre><p>or</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="0680249231-1">(</span><span·class="s">"{_@@_,·_@Last}"</span><span·class="p"·data-group-id="0680249231-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="0680249231-2">(</span><span·class="p"·data-group-id="0680249231-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c</span><span·class="p"·data-group-id="0680249231-3">}</span><span·class="p"·data-group-id="0680249231-2">)</span></code></pre><p>(ignoring·all·but·the·last·element).·However,·you·cannot·have·two·globs·as·part | ||
| 224 | of·the·same·sequence.</p><h4>Lifted·metavariables</h4><p>In·some·cases,·the·Erlang·syntax·rules·make·it·impossible·to·place·a | 224 | of·the·same·sequence.</p><h4>Lifted·metavariables</h4><p>In·some·cases,·the·Erlang·syntax·rules·make·it·impossible·to·place·a |
| 225 | metavariable·directly·where·you·would·like·it.·For·example,·you·cannot·write:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 225 | metavariable·directly·where·you·would·like·it.·For·example,·you·cannot·write:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="9591726222-1">(</span><span·class="s">"-export([_@@Name])."</span><span·class="p"·data-group-id="9591726222-1">)</span></code></pre><p>to·match·out·all·name/arity·pairs·in·the·export·list,·or·to·insert·a·list·of |
| 226 | exports·in·a·declaration,·because·the·Erlang·parser·only·allows·elements·on·the | 226 | exports·in·a·declaration,·because·the·Erlang·parser·only·allows·elements·on·the |
| 227 | form·<code·class="inline">A/I</code>·(where·<code·class="inline">A</code>·is·an·atom·and·<code·class="inline">I</code>·an·integer)·in·the·export·list.·A | 227 | form·<code·class="inline">A/I</code>·(where·<code·class="inline">A</code>·is·an·atom·and·<code·class="inline">I</code>·an·integer)·in·the·export·list.·A |
| 228 | variable·like·the·above·is·not·allowed,·but·neither·is·a·single·atom·or·integer, | 228 | variable·like·the·above·is·not·allowed,·but·neither·is·a·single·atom·or·integer, |
| 229 | so·<code·class="inline">'@@Name'</code>·or·<code·class="inline">909919</code>·would·not·work·either.</p><p>What·you·have·to·do·in·such·cases·is·to·write·your·metavariable·in·a | 229 | so·<code·class="inline">'@@Name'</code>·or·<code·class="inline">909919</code>·would·not·work·either.</p><p>What·you·have·to·do·in·such·cases·is·to·write·your·metavariable·in·a |
| 230 | syntactically·valid·position,·and·use·lifting·markers·to·denote·where·it·should | 230 | syntactically·valid·position,·and·use·lifting·markers·to·denote·where·it·should |
| 231 | really·apply,·as·in:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 231 | really·apply,·as·in:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="6762578846-1">(</span><span·class="s">"-export(['@_@Name'/0])."</span><span·class="p"·data-group-id="6762578846-1">)</span></code></pre><p>This·causes·the·variable·to·be·lifted·(after·parsing)·to·the·next·higher·level |
| 232 | in·the·syntax·tree,·replacing·that·entire·subtree.·In·this·case,·the | 232 | in·the·syntax·tree,·replacing·that·entire·subtree.·In·this·case,·the |
| 233 | <code·class="inline">'@_@Name'/0</code>·will·be·replaced·with·<code·class="inline">'@@Name'</code>,·and·the·<code·class="inline">/0</code>·part·was·just·used | 233 | <code·class="inline">'@_@Name'/0</code>·will·be·replaced·with·<code·class="inline">'@@Name'</code>,·and·the·<code·class="inline">/0</code>·part·was·just·used |
| 234 | as·dummy·notation·and·will·be·discarded.</p><p>You·may·even·need·to·apply·lifting·more·than·once.·To·match·the·entire·export | 234 | as·dummy·notation·and·will·be·discarded.</p><p>You·may·even·need·to·apply·lifting·more·than·once.·To·match·the·entire·export |
| 235 | list·as·a·single·syntax·tree,·you·can·write:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 235 | list·as·a·single·syntax·tree,·you·can·write:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="1141594811-1">(</span><span·class="s">"-export(['@__Name'/0])."</span><span·class="p"·data-group-id="1141594811-1">)</span></code></pre><p>using·two·underscores,·but·with·no·glob·marker·this·time.·This·will·make·the |
| 236 | entire·<code·class="inline">['@__Name'/0]</code>·part·be·replaced·with·<code·class="inline">'@Name'</code>.</p><p>Sometimes,·the·tree·structure·of·a·code·fragment·is·not·very·obvious,·and·parts | 236 | entire·<code·class="inline">['@__Name'/0]</code>·part·be·replaced·with·<code·class="inline">'@Name'</code>.</p><p>Sometimes,·the·tree·structure·of·a·code·fragment·is·not·very·obvious,·and·parts |
| 237 | of·the·structure·may·be·invisible·when·printed·as·source·code.·For·instance,·a | 237 | of·the·structure·may·be·invisible·when·printed·as·source·code.·For·instance,·a |
| 238 | simple·function·definition·like·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">zero</span><span·class="p"·data-group-id=" | 238 | simple·function·definition·like·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">zero</span><span·class="p"·data-group-id="8581796930-1">(</span><span·class="p"·data-group-id="8581796930-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span></code></pre><p>consists·of·the·name·(the·atom·<code·class="inline">zero</code>),·and·a·list·of·clauses·containing·the |
| 239 | single·clause·<code·class="inline">()·->·0</code>.·The·clause·consists·of·an·argument·list·(empty),·a | 239 | single·clause·<code·class="inline">()·->·0</code>.·The·clause·consists·of·an·argument·list·(empty),·a |
| 240 | guard·(empty),·and·a·body·(which·is·always·a·list·of·expressions)·containing·the | 240 | guard·(empty),·and·a·body·(which·is·always·a·list·of·expressions)·containing·the |
| 241 | single·expression·<code·class="inline">0</code>.·This·means·that·to·match·out·the·name·and·the·list·of | 241 | single·expression·<code·class="inline">0</code>.·This·means·that·to·match·out·the·name·and·the·list·of |
| 242 | clauses·of·any·function,·you'll·need·to·use·a·pattern·like | 242 | clauses·of·any·function,·you'll·need·to·use·a·pattern·like |
| 243 | <code·class="inline">?Q("'@Name'()·->·_@_@Body.")</code>,·using·a·dummy·clause·whose·body·is·a·glob·lifted | 243 | <code·class="inline">?Q("'@Name'()·->·_@_@Body.")</code>,·using·a·dummy·clause·whose·body·is·a·glob·lifted |
| 244 | one·level.</p><p>To·visualize·the·structure·of·a·syntax·tree,·you·can·use·the·function | 244 | one·level.</p><p>To·visualize·the·structure·of·a·syntax·tree,·you·can·use·the·function |
| 245 | <code·class="inline">merl:show(T)</code>,·which·prints·a·summary.·For·example,·entering</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">merl</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id=" | 245 | <code·class="inline">merl:show(T)</code>,·which·prints·a·summary.·For·example,·entering</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">merl</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id="3988133101-1">(</span><span·class="nc">merl</span><span·class="p">:</span><span·class="nf">quote</span><span·class="p"·data-group-id="3988133101-2">(</span><span·class="s">"inc(X,·Y)·when·Y·>·0·->·X·+·Y."</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·64,·SHA:·959302bc30b53fb31a722e9ba6686b62aeecf38bb4137d2327059e9024b90590·...·]1-1">)</span></code></pre><p>in·the·Erlang·shell·will·print·the·following·(where·the·<code·class="inline">+</code>·signs·separate |
| 246 | groups·of·subtrees·on·the·same·level):</p><pre><code·class="text">function:·inc(X,·Y)·when·...·->·X·+·Y. | 246 | groups·of·subtrees·on·the·same·level):</p><pre><code·class="text">function:·inc(X,·Y)·when·...·->·X·+·Y. |
| 247 | ··atom:·inc | 247 | ··atom:·inc |
| 248 | ··+ | 248 | ··+ |
| 249 | ··clause:·(X,·Y)·when·...·->·X·+·Y | 249 | ··clause:·(X,·Y)·when·...·->·X·+·Y |
| 250 | ····variable:·X | 250 | ····variable:·X |
| 251 | ····variable:·Y | 251 | ····variable:·Y |
| 252 | ····+ | 252 | ····+ |
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| 1698 | ······<p·class="built-using"> | 1698 | ······<p·class="built-using"> |
| 1699 | ········Built·using | 1699 | ········Built·using |
| 1700 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1700 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1701 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1701 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1702 | ······</p> | 1702 | ······</p> |
| 1703 | <p>Copyright·©·1996-202 | 1703 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1704 | ····</footer> | 1704 | ····</footer> |
| 1705 | ··</div> | 1705 | ··</div> |
| 1706 | </main> | 1706 | </main> |
| 1707 | </div> | 1707 | </div> |
| 1708 | <script> | 1708 | <script> |
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| 152 | ······<p·class="built-using"> | 152 | ······<p·class="built-using"> |
| 153 | ········Built·using | 153 | ········Built·using |
| 154 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 154 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 155 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 155 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 156 | ······</p> | 156 | ······</p> |
| 157 | <p>Copyright·©·1996-202 | 157 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 158 | ····</footer> | 158 | ····</footer> |
| 159 | ··</div> | 159 | ··</div> |
| 160 | </main> | 160 | </main> |
| 161 | </div> | 161 | </div> |
| 162 | <script> | 162 | <script> |
| 163 | ··function·mermaidLoaded()·{ | 163 | ··function·mermaidLoaded()·{ |
| 164 | ····mermaid.initialize({ | 164 | ····mermaid.initialize({ |
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| 906 | ······<p·class="built-using"> | 906 | ······<p·class="built-using"> |
| 907 | ········Built·using | 907 | ········Built·using |
| 908 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 908 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 909 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 909 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 910 | ······</p> | 910 | ······</p> |
| 911 | <p>Copyright·©·1996-202 | 911 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 912 | ····</footer> | 912 | ····</footer> |
| 913 | ··</div> | 913 | ··</div> |
| 914 | </main> | 914 | </main> |
| 915 | </div> | 915 | </div> |
| 916 | <script> | 916 | <script> |
| 917 | ··function·mermaidLoaded()·{ | 917 | ··function·mermaidLoaded()·{ |
| 918 | ····mermaid.initialize({ | 918 | ····mermaid.initialize({ |
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| 1122 | ······<p·class="built-using"> | 1122 | ······<p·class="built-using"> |
| 1123 | ········Built·using | 1123 | ········Built·using |
| 1124 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1124 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1125 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1125 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1126 | ······</p> | 1126 | ······</p> |
| 1127 | <p>Copyright·©·1996-202 | 1127 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1128 | ····</footer> | 1128 | ····</footer> |
| 1129 | ··</div> | 1129 | ··</div> |
| 1130 | </main> | 1130 | </main> |
| 1131 | </div> | 1131 | </div> |
| 1132 | <script> | 1132 | <script> |
| 1133 | ··function·mermaidLoaded()·{ | 1133 | ··function·mermaidLoaded()·{ |
| 1134 | ····mermaid.initialize({ | 1134 | ····mermaid.initialize({ |
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| 137 | ······<p·class="built-using"> | 137 | ······<p·class="built-using"> |
| 138 | ········Built·using | 138 | ········Built·using |
| 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 141 | ······</p> | 141 | ······</p> |
| 142 | <p>Copyright·©·1996-202 | 142 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 143 | ····</footer> | 143 | ····</footer> |
| 144 | ··</div> | 144 | ··</div> |
| 145 | </main> | 145 | </main> |
| 146 | </div> | 146 | </div> |
| 147 | <script> | 147 | <script> |
| 148 | ··function·mermaidLoaded()·{ | 148 | ··function·mermaidLoaded()·{ |
| 149 | ····mermaid.initialize({ | 149 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 190 | ······<p·class="built-using"> | 190 | ······<p·class="built-using"> |
| 191 | ········Built·using | 191 | ········Built·using |
| 192 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 192 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 193 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 193 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 194 | ······</p> | 194 | ······</p> |
| 195 | <p>Copyright·©·1996-202 | 195 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 196 | ····</footer> | 196 | ····</footer> |
| 197 | ··</div> | 197 | ··</div> |
| 198 | </main> | 198 | </main> |
| 199 | </div> | 199 | </div> |
| 200 | <script> | 200 | <script> |
| 201 | ··function·mermaidLoaded()·{ | 201 | ··function·mermaidLoaded()·{ |
| 202 | ····mermaid.initialize({ | 202 | ····mermaid.initialize({ |
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| 124 | ····<span>Examples</span> | 124 | ····<span>Examples</span> |
| 125 | ··</h1> | 125 | ··</h1> |
| 126 | <p>The·<a·href="tftp.html#start/1">start/1</a>·function·starts·a·daemon·process·listening·for·UDP | 126 | <p>The·<a·href="tftp.html#start/1">start/1</a>·function·starts·a·daemon·process·listening·for·UDP |
| 127 | packets·on·a·port.·When·it·receives·a·request·for·read·or·write,·it·spawns·a | 127 | packets·on·a·port.·When·it·receives·a·request·for·read·or·write,·it·spawns·a |
| 128 | temporary·server·process·handling·the·transfer.</p><p>This·is·a·simple·example·of·starting·the·TFTP·server·and·reading·the·content·of | 128 | temporary·server·process·handling·the·transfer.</p><p>This·is·a·simple·example·of·starting·the·TFTP·server·and·reading·the·content·of |
| 129 | a·sample·file·using·the·TFTP·client.</p><p><em>Step·1.</em>·Create·a·sample·file·to·be·used·for·the·transfer:</p><pre><code·class="text">······$·echo·"Erlang/OTP·21"·>·file.txt</code></pre><p><em>Step·2.</em>·Start·the·TFTP·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id=" | 129 | a·sample·file·using·the·TFTP·client.</p><p><em>Step·1.</em>·Create·a·sample·file·to·be·used·for·the·transfer:</p><pre><code·class="text">······$·echo·"Erlang/OTP·21"·>·file.txt</code></pre><p><em>Step·2.</em>·Start·the·TFTP·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="7435399833-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="7435399833-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·483,·SHA:·ef80c0f24b6440b7c695c53d3235e1d317cef29e4b33959019fca76014dc0922·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 130 | ······</span><span·class="p"·data-group-id=" | 130 | ······</span><span·class="p"·data-group-id="7435399833-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.65</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="7435399833-5">}</span>[·...·truncated·by·diffoscope;·len:·896,·SHA:·f93bf26a2e9fe405c172c4368f96924eafa700479c27f4cbc4c2c7debeb0cbec·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 131 | ······</span><span·class="p"·data-group-id="5 | 131 | ······</span><span·class="p"·data-group-id="5158795269-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5158795269-5"><<</span><span·class="s">"Erlang/OTP·21\n"</span><span·class="p"·data-group-id="5158795269-5">>></span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·403b253c15ddb63b527d7ff9c7206b9643939bd1d189e476a1b9ee494ceb2872·...·]-4">}</span></code></pre> |
| 132 | </div> | 132 | </div> |
| 133 | <div·class="bottom-actions"·id="bottom-actions"> | 133 | <div·class="bottom-actions"·id="bottom-actions"> |
| 134 | ··<div·class="bottom-actions-item"> | 134 | ··<div·class="bottom-actions-item"> |
| 135 | ······<a·href="introduction.html"·class="bottom-actions-button"·rel="prev"> | 135 | ······<a·href="introduction.html"·class="bottom-actions-button"·rel="prev"> |
| 136 | ········<span·class="subheader"> | 136 | ········<span·class="subheader"> |
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| 168 | ······<p·class="built-using"> | 168 | ······<p·class="built-using"> |
| 169 | ········Built·using | 169 | ········Built·using |
| 170 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 170 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 171 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 171 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 172 | ······</p> | 172 | ······</p> |
| 173 | <p>Copyright·©·1996-202 | 173 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 174 | ····</footer> | 174 | ····</footer> |
| 175 | ··</div> | 175 | ··</div> |
| 176 | </main> | 176 | </main> |
| 177 | </div> | 177 | </div> |
| 178 | <script> | 178 | <script> |
| 179 | ··function·mermaidLoaded()·{ | 179 | ··function·mermaidLoaded()·{ |
| 180 | ····mermaid.initialize({ | 180 | ····mermaid.initialize({ |
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| 185 | ······<p·class="built-using"> | 185 | ······<p·class="built-using"> |
| 186 | ········Built·using | 186 | ········Built·using |
| 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 189 | ······</p> | 189 | ······</p> |
| 190 | <p>Copyright·©·1996-202 | 190 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 191 | ····</footer> | 191 | ····</footer> |
| 192 | ··</div> | 192 | ··</div> |
| 193 | </main> | 193 | </main> |
| 194 | </div> | 194 | </div> |
| 195 | <script> | 195 | <script> |
| 196 | ··function·mermaidLoaded()·{ | 196 | ··function·mermaidLoaded()·{ |
| 197 | ····mermaid.initialize({ | 197 | ····mermaid.initialize({ |
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| 308 | ······<p·class="built-using"> | 308 | ······<p·class="built-using"> |
| 309 | ········Built·using | 309 | ········Built·using |
| 310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 312 | ······</p> | 312 | ······</p> |
| 313 | <p>Copyright·©·1996-202 | 313 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 314 | ····</footer> | 314 | ····</footer> |
| 315 | ··</div> | 315 | ··</div> |
| 316 | </main> | 316 | </main> |
| 317 | </div> | 317 | </div> |
| 318 | <script> | 318 | <script> |
| 319 | ··function·mermaidLoaded()·{ | 319 | ··function·mermaidLoaded()·{ |
| 320 | ····mermaid.initialize({ | 320 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:21:34,·uncompressed·size·20,·method=store |
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| 130 | ····<section·id="moduledoc"> | 130 | ····<section·id="moduledoc"> |
| 131 | <p>Trivial·FTP.</p><p>Interface·module·for·the·<code·class="inline">tftp</code>·application.</p><h2·id="module-overwiew"·class="section-heading"> | 131 | <p>Trivial·FTP.</p><p>Interface·module·for·the·<code·class="inline">tftp</code>·application.</p><h2·id="module-overwiew"·class="section-heading"> |
| 132 | ··<a·href="#module-overwiew"·class="hover-link"> | 132 | ··<a·href="#module-overwiew"·class="hover-link"> |
| 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 134 | ··</a> | 134 | ··</a> |
| 135 | ··<span·class="text">Overwiew</span> | 135 | ··<span·class="text">Overwiew</span> |
| 136 | </h2> | 136 | </h2> |
| 137 | <p>This·is·a·complete·implementation·of·the·following·IETF·standards:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">1350</span><span·class="p">,</span><span·class="w">·</span><span·class="n">The</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Protocol</span><span·class="w">·</span><span·class="p"·data-group-id=" | 137 | <p>This·is·a·complete·implementation·of·the·following·IETF·standards:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">1350</span><span·class="p">,</span><span·class="w">·</span><span·class="n">The</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Protocol</span><span·class="w">·</span><span·class="p"·data-group-id="8141165184-1">(</span><span·class="ss">revision</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="8141165184-1">)</span><span·class="p">.</span><span·class="w"> |
| 138 | </span><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">2347</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Option</span><span·class="w">·</span><span·class="n">Extension</span><span·class="p">.</span><span·class="w"> | 138 | </span><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">2347</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Option</span><span·class="w">·</span><span·class="n">Extension</span><span·class="p">.</span><span·class="w"> |
| 139 | </span><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">2348</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Blocksize</span><span·class="w">·</span><span·class="n">Option</span><span·class="p">.</span><span·class="w"> | 139 | </span><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">2348</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Blocksize</span><span·class="w">·</span><span·class="n">Option</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">2349</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Timeout</span><span·class="w">·</span><span·class="n">Interval</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">Transfer</span><span·class="w">·</span><span·class="n">Size</span><span·class="w">·</span><span·class="n">Options</span><span·class="p">.</span></code></pre><p>The·only·feature·that·not·is·implemented·in·this·release·is | 140 | </span><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">2349</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Timeout</span><span·class="w">·</span><span·class="n">Interval</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">Transfer</span><span·class="w">·</span><span·class="n">Size</span><span·class="w">·</span><span·class="n">Options</span><span·class="p">.</span></code></pre><p>The·only·feature·that·not·is·implemented·in·this·release·is |
| 141 | the·"netascii"·transfer·mode.</p><p>The·<a·href="#start/1">start</a>·function·starts·a·daemon·process·which,·listens | 141 | the·"netascii"·transfer·mode.</p><p>The·<a·href="#start/1">start</a>·function·starts·a·daemon·process·which,·listens |
| 142 | for·UDP·packets·on·a·port.·When·it·receives·a·request·for·read·or | 142 | for·UDP·packets·on·a·port.·When·it·receives·a·request·for·read·or |
| 143 | write·it·spawns·a·temporary·server·process·which·handles·the·actual | 143 | write·it·spawns·a·temporary·server·process·which·handles·the·actual |
| 144 | transfer·of·the·file.·On·the·client·side·the | 144 | transfer·of·the·file.·On·the·client·side·the |
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| 930 | ······<p·class="built-using"> | 930 | ······<p·class="built-using"> |
| 931 | ········Built·using | 931 | ········Built·using |
| 932 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 932 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 933 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 933 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 934 | ······</p> | 934 | ······</p> |
| 935 | <p>Copyright·©·1996-202 | 935 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 936 | ····</footer> | 936 | ····</footer> |
| 937 | ··</div> | 937 | ··</div> |
| 938 | </main> | 938 | </main> |
| 939 | </div> | 939 | </div> |
| 940 | <script> | 940 | <script> |
| 941 | ··function·mermaidLoaded()·{ | 941 | ··function·mermaidLoaded()·{ |
| 942 | ····mermaid.initialize({ | 942 | ····mermaid.initialize({ |
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| 301 | ······<p·class="built-using"> | 301 | ······<p·class="built-using"> |
| 302 | ········Built·using | 302 | ········Built·using |
| 303 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 303 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 304 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 304 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 305 | ······</p> | 305 | ······</p> |
| 306 | <p>Copyright·©·1996-202 | 306 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 307 | ····</footer> | 307 | ····</footer> |
| 308 | ··</div> | 308 | ··</div> |
| 309 | </main> | 309 | </main> |
| 310 | </div> | 310 | </div> |
| 311 | <script> | 311 | <script> |
| 312 | ··function·mermaidLoaded()·{ | 312 | ··function·mermaidLoaded()·{ |
| 313 | ····mermaid.initialize({ | 313 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 256, 15 lines modified | Offset 256, 15 lines modified | ||
| 256 | ······<p·class="built-using"> | 256 | ······<p·class="built-using"> |
| 257 | ········Built·using | 257 | ········Built·using |
| 258 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 258 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 259 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 259 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 260 | ······</p> | 260 | ······</p> |
| 261 | <p>Copyright·©·1996-202 | 261 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 262 | ····</footer> | 262 | ····</footer> |
| 263 | ··</div> | 263 | ··</div> |
| 264 | </main> | 264 | </main> |
| 265 | </div> | 265 | </div> |
| 266 | <script> | 266 | <script> |
| 267 | ··function·mermaidLoaded()·{ | 267 | ··function·mermaidLoaded()·{ |
| 268 | ····mermaid.initialize({ | 268 | ····mermaid.initialize({ |
| Offset 1507, 15 lines modified | Offset 1507, 15 lines modified | ||
| 1507 | ······</div> | 1507 | ······</div> |
| 1508 | <p>Analyzes·one·or·more·modules·as·specified·by·<code·class="inline">Arg</code>.</p><p>If·<code·class="inline">Arg</code>·is·one·of·the·values·in·<a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>,·this | 1508 | <p>Analyzes·one·or·more·modules·as·specified·by·<code·class="inline">Arg</code>.</p><p>If·<code·class="inline">Arg</code>·is·one·of·the·values·in·<a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>,·this |
| 1509 | call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse('_',·Arg,·function)</code></a>.</p><p>If·<code·class="inline">Arg</code>·is·one·of·the·values·in·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·this | 1509 | call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse('_',·Arg,·function)</code></a>.</p><p>If·<code·class="inline">Arg</code>·is·one·of·the·values·in·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·this |
| 1510 | call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse('_',·coverage,·Arg)</code></a>.</p><p>Otherwise·<code·class="inline">Arg</code>·is·assumed·to·be·a·module·name,·and·this·call·is·equivalent | 1510 | call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse('_',·coverage,·Arg)</code></a>.</p><p>Otherwise·<code·class="inline">Arg</code>·is·assumed·to·be·a·module·name,·and·this·call·is·equivalent |
| 1511 | to·<a·href="#analyse/3"><code·class="inline">analyse(Arg,·coverage,·function)</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>To·analyze·a·module·whose·name·overlaps·with·one·the·values·in | 1511 | to·<a·href="#analyse/3"><code·class="inline">analyse(Arg,·coverage,·function)</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>To·analyze·a·module·whose·name·overlaps·with·one·the·values·in |
| 1512 | <a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>·or·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·the·module | 1512 | <a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>·or·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·the·module |
| 1513 | name·has·to·be·in·a·list.·For·example,·to·analyze·a·module·named·<code·class="inline">calls</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 1513 | name·has·to·be·in·a·list.·For·example,·to·analyze·a·module·named·<code·class="inline">calls</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="8167390735-1">(</span><span·class="p"·data-group-id="8167390735-2">[</span><span·class="ss">calls</span><span·class="p"·data-group-id="8167390735-2">]</span><span·class="p"·data-group-id="8167390735-1">)</span><span·class="p">.</span></code></pre></section> |
| 1514 | ··</section> | 1514 | ··</section> |
| 1515 | </section> | 1515 | </section> |
| 1516 | <section·class="detail"·id="analyse/2"> | 1516 | <section·class="detail"·id="analyse/2"> |
| 1517 | ··<div·class="detail-header"> | 1517 | ··<div·class="detail-header"> |
| 1518 | ····<a·href="#analyse/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1518 | ····<a·href="#analyse/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1519 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1519 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1547, 15 lines modified | Offset 1547, 15 lines modified | ||
| 1547 | <p>Analyzes·one·or·more·modules·as·specified·by·<code·class="inline">Arg1</code>·and·<code·class="inline">Arg2</code>.</p><p>If·<code·class="inline">Arg1</code>·is·one·of·the·values·in·<a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>·and | 1547 | <p>Analyzes·one·or·more·modules·as·specified·by·<code·class="inline">Arg1</code>·and·<code·class="inline">Arg2</code>.</p><p>If·<code·class="inline">Arg1</code>·is·one·of·the·values·in·<a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>·and |
| 1548 | <code·class="inline">Arg2</code>·is·one·of·the·values·in·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·this | 1548 | <code·class="inline">Arg2</code>·is·one·of·the·values·in·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·this |
| 1549 | call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse('_',·Arg1,·Arg2)</code></a>.</p><p>If·<code·class="inline">Arg2</code>·is·one·of·the·values·in·<a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>, | 1549 | call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse('_',·Arg1,·Arg2)</code></a>.</p><p>If·<code·class="inline">Arg2</code>·is·one·of·the·values·in·<a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>, |
| 1550 | <code·class="inline">Arg1</code>·is·assumed·to·be·a·module·and·this·call·is·equivalent·to | 1550 | <code·class="inline">Arg1</code>·is·assumed·to·be·a·module·and·this·call·is·equivalent·to |
| 1551 | <a·href="#analyse/3"><code·class="inline">analyse(Arg1,·Arg2,·function)</code></a>.</p><p>If·<code·class="inline">Arg2</code>·is·one·of·the·values·in·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·<code·class="inline">Arg1</code>·is | 1551 | <a·href="#analyse/3"><code·class="inline">analyse(Arg1,·Arg2,·function)</code></a>.</p><p>If·<code·class="inline">Arg2</code>·is·one·of·the·values·in·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·<code·class="inline">Arg1</code>·is |
| 1552 | assumed·to·be·a·module·and·this·call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse(Arg1,·coverage,·Arg2)</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>To·analyze·a·module·whose·name·overlaps·with·one·of·the·values·in | 1552 | assumed·to·be·a·module·and·this·call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse(Arg1,·coverage,·Arg2)</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>To·analyze·a·module·whose·name·overlaps·with·one·of·the·values·in |
| 1553 | <a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>,·the·module·name·needs·to·be·in·a | 1553 | <a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>,·the·module·name·needs·to·be·in·a |
| 1554 | list.·For·example,·to·analyze·a·module·named·<code·class="inline">calls</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 1554 | list.·For·example,·to·analyze·a·module·named·<code·class="inline">calls</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="0972474502-1">(</span><span·class="p"·data-group-id="0972474502-2">[</span><span·class="ss">calls</span><span·class="p"·data-group-id="0972474502-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">function</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·24f15a4de0218af2950da54f11102b6ce01d453a0b48dae815e6729cab140201·...·]-1">)</span><span·class="p">.</span></code></pre></section> |
| 1555 | ··</section> | 1555 | ··</section> |
| 1556 | </section> | 1556 | </section> |
| 1557 | <section·class="detail"·id="analyse/3"> | 1557 | <section·class="detail"·id="analyse/3"> |
| 1558 | ··<div·class="detail-header"> | 1558 | ··<div·class="detail-header"> |
| 1559 | ····<a·href="#analyse/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1559 | ····<a·href="#analyse/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1560 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1560 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1650, 15 lines modified | Offset 1650, 15 lines modified | ||
| 1650 | ······</div> | 1650 | ······</div> |
| 1651 | <p>If·<code·class="inline">Arg</code>·is·a·list·of·<a·href="#t:analyse_option/0"><code·class="inline">analyse_option()</code></a> | 1651 | <p>If·<code·class="inline">Arg</code>·is·a·list·of·<a·href="#t:analyse_option/0"><code·class="inline">analyse_option()</code></a> |
| 1652 | options,·this·call·is·equivalent·to·<a·href="#analyse_to_file/2"><code·class="inline">analyse_to_file('_',·Arg)</code></a>.</p><p>Otherwise·<code·class="inline">Arg</code>·is·assumed·to·be·a·module,·and·this·call·is·equivalent·to | 1652 | options,·this·call·is·equivalent·to·<a·href="#analyse_to_file/2"><code·class="inline">analyse_to_file('_',·Arg)</code></a>.</p><p>Otherwise·<code·class="inline">Arg</code>·is·assumed·to·be·a·module,·and·this·call·is·equivalent·to |
| 1653 | <a·href="#analyse_to_file/2"><code·class="inline">analyse_to_file(Arg,·[])</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>To·analyze·a·module·of·the·name·<code·class="inline">html</code>·(which·overlaps·with·an·option | 1653 | <a·href="#analyse_to_file/2"><code·class="inline">analyse_to_file(Arg,·[])</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>To·analyze·a·module·of·the·name·<code·class="inline">html</code>·(which·overlaps·with·an·option |
| 1654 | in·<a·href="#t:analyse_option/0"><code·class="inline">analyse_option()</code></a>),·it·is·necessary·to | 1654 | in·<a·href="#t:analyse_option/0"><code·class="inline">analyse_option()</code></a>),·it·is·necessary·to |
| 1655 | use·<a·href="#analyse_to_file/2"><code·class="inline">cover:analyse_to_file/2</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse_to_file</span><span·class="p"·data-group-id=" | 1655 | use·<a·href="#analyse_to_file/2"><code·class="inline">cover:analyse_to_file/2</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse_to_file</span><span·class="p"·data-group-id="0225494498-1">(</span><span·class="p"·data-group-id="0225494498-2">[</span><span·class="ss">html</span><span·class="p"·data-group-id="0225494498-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0225494498-3">[</span[·...·truncated·by·diffoscope;·len:·94,·SHA:·69b632317ab9cf010e7d5af1fd96d074551b2450e633479f2fb7d2fcfabe78d4·...·]8-1">)</span><span·class="p">.</span></code></pre></section> |
| 1656 | ··</section> | 1656 | ··</section> |
| 1657 | </section> | 1657 | </section> |
| 1658 | <section·class="detail"·id="analyse_to_file/2"> | 1658 | <section·class="detail"·id="analyse_to_file/2"> |
| 1659 | ··<div·class="detail-header"> | 1659 | ··<div·class="detail-header"> |
| 1660 | ····<a·href="#analyse_to_file/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1660 | ····<a·href="#analyse_to_file/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1661 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1661 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 2583, 15 lines modified | Offset 2583, 15 lines modified | ||
| 2583 | ······<p·class="built-using"> | 2583 | ······<p·class="built-using"> |
| 2584 | ········Built·using | 2584 | ········Built·using |
| 2585 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2585 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2586 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2586 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2587 | ······</p> | 2587 | ······</p> |
| 2588 | <p>Copyright·©·1996-202 | 2588 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2589 | ····</footer> | 2589 | ····</footer> |
| 2590 | ··</div> | 2590 | ··</div> |
| 2591 | </main> | 2591 | </main> |
| 2592 | </div> | 2592 | </div> |
| 2593 | <script> | 2593 | <script> |
| 2594 | ··function·mermaidLoaded()·{ | 2594 | ··function·mermaidLoaded()·{ |
| 2595 | ····mermaid.initialize({ | 2595 | ····mermaid.initialize({ |
| Offset 574, 15 lines modified | Offset 574, 15 lines modified | ||
| 574 | ······<div·class="specs"> | 574 | ······<div·class="specs"> |
| 575 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·analyse(Mod,·Limit)·->·ModAnalysis·::·<a·href="#t:mod_analysis/0">mod_analysis</a>() | 575 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·analyse(Mod,·Limit)·->·ModAnalysis·::·<a·href="#t:mod_analysis/0">mod_analysis</a>() |
| 576 | ·················when·Mod·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:module/0">module</a>(),·Limit·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>().</pre> | 576 | ·················when·Mod·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:module/0">module</a>(),·Limit·::·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>().</pre> |
| 577 | ······</div> | 577 | ······</div> |
| 578 | <p>Collects·and·analyses·all·call·counters·for·module·<code·class="inline">Module</code>.</p><p>This·function·returns:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 578 | <p>Collects·and·analyses·all·call·counters·for·module·<code·class="inline">Module</code>.</p><p>This·function·returns:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2513307660-1">{</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ModuleCount</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FuncAnalysisList</span><span·class="p"·data-group-id="25133[·...·truncated·by·diffoscope;·len:·651,·SHA:·f53cf6ba80bee8e2f25adb9cf9fd8c34272d79164845d55c0debdb9aa69fb0b4·...·]-1">}</span></code></pre><p>If·call·counters·are·still·running·while·<code·class="inline">analyse/0,1,2</code>·is·executing,·the·result |
| 579 | could·be·inconsistent.·This·happens·if·the·process·executing·<code·class="inline">analyse/0,1,2</code> | 579 | could·be·inconsistent.·This·happens·if·the·process·executing·<code·class="inline">analyse/0,1,2</code> |
| 580 | is·scheduled·out·so·some·other·process·can·increment·the·counters·that·are | 580 | is·scheduled·out·so·some·other·process·can·increment·the·counters·that·are |
| 581 | being·analysed.·Calling·<a·href="#pause/0"><code·class="inline">pause()</code></a>·before·analysing·takes·care·of | 581 | being·analysed.·Calling·<a·href="#pause/0"><code·class="inline">pause()</code></a>·before·analysing·takes·care·of |
| 582 | that·problem.</p><p>All·functions·with·a·<code·class="inline">FuncCallCount</code>·lower·than·<code·class="inline">Limit</code>·are·excluded·from | 582 | that·problem.</p><p>All·functions·with·a·<code·class="inline">FuncCallCount</code>·lower·than·<code·class="inline">Limit</code>·are·excluded·from |
| 583 | <code·class="inline">FuncAnalysisList</code>.·They·are·still·included·in·<code·class="inline">ModCallCount</code>,·though.</p> | 583 | <code·class="inline">FuncAnalysisList</code>.·They·are·still·included·in·<code·class="inline">ModCallCount</code>,·though.</p> |
| 584 | ··</section> | 584 | ··</section> |
| 585 | </section> | 585 | </section> |
| Offset 1063, 15 lines modified | Offset 1063, 15 lines modified | ||
| 1063 | ······<p·class="built-using"> | 1063 | ······<p·class="built-using"> |
| 1064 | ········Built·using | 1064 | ········Built·using |
| 1065 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1065 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1066 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1066 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1067 | ······</p> | 1067 | ······</p> |
| 1068 | <p>Copyright·©·1996-202 | 1068 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1069 | ····</footer> | 1069 | ····</footer> |
| 1070 | ··</div> | 1070 | ··</div> |
| 1071 | </main> | 1071 | </main> |
| 1072 | </div> | 1072 | </div> |
| 1073 | <script> | 1073 | <script> |
| 1074 | ··function·mermaidLoaded()·{ | 1074 | ··function·mermaidLoaded()·{ |
| 1075 | ····mermaid.initialize({ | 1075 | ····mermaid.initialize({ |
| Offset 152, 130 lines modified | Offset 152, 130 lines modified | ||
| 152 | no·trace·message·has·to·be·generated.·Some·measurements·indicates·performance | 152 | no·trace·message·has·to·be·generated.·Some·measurements·indicates·performance |
| 153 | degradations·in·the·vicinity·of·10·percent.</p><p>The·following·sections·show·some·examples·of·profiling·with·<a·href="cprof.html"><code·class="inline">cprof</code></a>.</p><h2·id="example-background-work"·class="section-heading"> | 153 | degradations·in·the·vicinity·of·10·percent.</p><p>The·following·sections·show·some·examples·of·profiling·with·<a·href="cprof.html"><code·class="inline">cprof</code></a>.</p><h2·id="example-background-work"·class="section-heading"> |
| 154 | ··<a·href="#example-background-work"·class="hover-link"> | 154 | ··<a·href="#example-background-work"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">Example:·Background·work</span> | 157 | ··<span·class="text">Example:·Background·work</span> |
| 158 | </h2> | 158 | </h2> |
| 159 | <p>From·the·Erlang·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 159 | <p>From·the·Erlang·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="7240842114-1">(</span><span·class="p"·data-group-id="7240842114-1">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">pause</span><span·class="p"·data-group-id="7240842114-2">(</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·c1a01ca814b6d907a3dda7ab6bd2edee0276a983e008e0e47edca1bf2573520f·...·]-2">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·Stop·counters·just·after·start</span><span·class="w"> |
| 160 | </span><span·class="mi">8492</span><span·class="gp·unselectable"> | 160 | </span><span·class="mi">8492</span><span·class="gp·unselectable"> |
| 161 | 2>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 161 | 2>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="7240842114-3">(</span><span·class="p"·data-group-id="7240842114-3">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="p"·data-group-id=" | 162 | </span><span·class="p"·data-group-id="7240842114-4">{</span><span·class="mi">539</span><span·class="p">,</span><span·class="w"> |
| 163 | ·</span><span·class="p"·data-group-id=" | 163 | ·</span><span·class="p"·data-group-id="7240842114-5">[</span><span·class="p"·data-group-id="7240842114-6">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="mi">155</span><span·class="p">,</span><span·class="w"> |
| 164 | ·········</span><span·class="p"·data-group-id=" | 164 | ·········</span><span·class="p"·data-group-id="7240842114-7">[</span><span·class="p"·data-group-id="7240842114-8">{</span><span·class="p"·data-group-id="7240842114-9">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">prep_check</span><span·class="p">,</span><span·class="mi">[·...·truncated·by·diffoscope;·len:·152,·SHA:·26b44e5452f49d6b6332a6213162fe4f5ce1d46caaacc7bc625f93a5e4e38e48·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 165 | ··········</span><span·class="p"·data-group-id=" | 165 | ··········</span><span·class="p"·data-group-id="7240842114-10">{</span><span·class="p"·data-group-id="7240842114-11">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">used_records</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="7240842114[·...·truncated·by·diffoscope;·len:·104,·SHA:·8df44b71033586167b4c896f502f38628c3126fdf894228c95e6d926c30d7225·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 166 | ··········</span><span·class="p"·data-group-id=" | 166 | ··········</span><span·class="p"·data-group-id="7240842114-12">{</span><span·class="p"·data-group-id="7240842114-13">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">used_records</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="7240842114[·...·truncated·by·diffoscope;·len:·104,·SHA:·64da3047581b38ce3310d6c53488c880ec31356cb795ccc35cbe06bd4a7c7df8·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 167 | ··········</span><span·class="p"·data-group-id=" | 167 | ··········</span><span·class="p"·data-group-id="7240842114-14">{</span><span·class="p"·data-group-id="7240842114-15">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">used_record_defs</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="724084[·...·truncated·by·diffoscope;·len:·107,·SHA:·6d1cca843f8504bc630a6a6bd9b444e6b216fca1f45818fba7175f4b58cbc157·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 168 | ··········</span><span·class="p"·data-group-id=" | 168 | ··········</span><span·class="p"·data-group-id="7240842114-16">{</span><span·class="p"·data-group-id="7240842114-17">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">record_defs</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="7240842114-[·...·truncated·by·diffoscope;·len:·102,·SHA:·a59eaedac10181e71f29f7fa791587015e9325acd9d86232da303edaf07c6682·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 169 | ··········</span><span·class="p"·data-group-id=" | 169 | ··········</span><span·class="p"·data-group-id="7240842114-18">{</span><span·class="p"·data-group-id="7240842114-19">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">record_bindings</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="7240842[·...·truncated·by·diffoscope;·len:·106,·SHA:·54237ab529c93f48b58685ff3097be1a3c190aec7b91e6aebd615b333bba86b6·...·]-18">}</span><span·class="p">,</span><span·class="w"> |
| 170 | ··········</span><span·class="p"·data-group-id=" | 170 | ··········</span><span·class="p"·data-group-id="7240842114-20">{</span><span·class="p"·data-group-id="7240842114-21">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">exprs</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="7240842114-21">}<[·...·truncated·by·diffoscope;·len:·96,·SHA:·00339df28d12cbf45aac5653f34c75bfc87a6928a169e877ead331cc50b30cad·...·]-20">}</span><span·class="p">,</span><span·class="w"> |
| 171 | ··········</span><span·class="p"·data-group-id=" | 171 | ··········</span><span·class="p"·data-group-id="7240842114-22">{</span><span·class="p"·data-group-id="7240842114-23">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">expr</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="7240842114-23">}</[·...·truncated·by·diffoscope;·len:·95,·SHA:·2d34714b0ff1a67bcf3a4a1fd737ff95cf14543c7980faccc3f53611e5996596·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 172 | ··········</span><span·class="p"·data-group-id=" | 172 | ··········</span><span·class="p"·data-group-id="7240842114-24">{</span><span·class="p"·data-group-id="7240842114-25">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">expand_records</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="72408421[·...·truncated·by·diffoscope;·len:·105,·SHA:·3f10f89365a6f2a67acf4eb9115d585bc056297fba54cfc303a767c717073869·...·]-24">}</span><span·class="p">,</span><span·class="w"> |
| 173 | ··········</span><span·class="p"·data-group-id=" | 173 | ··········</span><span·class="p"·data-group-id="7240842114-26">{</span><span·class="p"·data-group-id="7240842114-27">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">check_command</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="724084211[·...·truncated·by·diffoscope;·len:·104,·SHA:·ec2f432f1d1832e0752baa871713973c564398ed1f99c7f3ea85807498cd99e7·...·]-26">}</span><span·class="p">,</span><span·class="w"> |
| 174 | ··········</span><span·class="p"·data-group-id=" | 174 | ··········</span><span·class="p"·data-group-id="7240842114-28">{</span><span·class="p"·data-group-id="7240842114-29">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">apply_fun</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="7240842114-29[·...·truncated·by·diffoscope;·len:·100,·SHA:·a779e239f323f11f5d01ba7c82a4cf550b33117c1ea39397d657f68186d2073c·...·]-28">}</span><span·class="p">,</span><span·class="w"> |
| 175 | ··········</span><span·class="p"·data-group-id=" | 175 | ··········</span><span·class="p"·data-group-id="7240842114-30">{</span><span·class="p"·data-group-id="7240842114-31">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">'-exprs/7-lc$^0/1-0-'</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·120,·SHA:·84b485651dda44f6294fcd1ec7be6a994b10b23b307f030c4950c12129cd2c50·...·]-30">}</span><span·class="p">,</span><span·class="w"> |
| 176 | ··········</span><span·class="p"·data-group-id=" | 176 | ··········</span><span·class="p"·data-group-id="7240842114-32">{</span><span·class="p"·data-group-id="7240842114-33">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">'-eval_loop/3-fun-0-'</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·227,·SHA:·5b1d67c766c280212eea44ba309fb16430467991d1020d7c114a70d38dfdda3d·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 177 | ··</span><span·class="c1">%%·Information·about·many·modules·omitted.</span><span·class="w"> | 177 | ··</span><span·class="c1">%%·Information·about·many·modules·omitted.</span><span·class="w"> |
| 178 | ·····················</span><span·class="p">.</span><span·class="w"> | 178 | ·····················</span><span·class="p">.</span><span·class="w"> |
| 179 | ·····················</span><span·class="p">.</span><span·class="w"> | 179 | ·····················</span><span·class="p">.</span><span·class="w"> |
| 180 | ·····················</span><span·class="p">.</span><span·class="w"> | 180 | ·····················</span><span·class="p">.</span><span·class="w"> |
| 181 | ··</span><span·class="c1">%%·Here·is·the·last·part.</span><span·class="w"> | 181 | ··</span><span·class="c1">%%·Here·is·the·last·part.</span><span·class="w"> |
| 182 | ··</span><span·class="p"·data-group-id=" | 182 | ··</span><span·class="p"·data-group-id="7240842114-34">{</span><span·class="ss">erts_internal</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="p"·data-group-id="7240842114-35">[</span><span·class="p"·data-group-id="7240842114-36">{</span><span·class="p"[·...·truncated·by·diffoscope;·len:·438,·SHA:·5ae297fe41155d91b342a3c7133f50c77cda89e92e9f776b83cfbd37f89c7c28·...·]-34">}</span><span·class="p">,</span><span·class="w"> |
| 183 | ··</span><span·class="p"·data-group-id="4427753047-38">{</span><span·class="ss">otp_internal</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group-id="4427753047-39">[</span><span·class="p"·data-group-id="4427753047-40">{</span><span·class="p"·data-group-id="4427753047-41">{</span><span·class="ss">otp_internal</span><span·class="p">,</span><span·class="ss">obsolete</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="4427753047-41">}</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="4427753047-40">}</span><span·class="p"·data-group-id="4427753047-39">]</span><span·class="p"·data-group-id="4427753047-38">}</span><span·class="p">,</span><span·class="w"> | ||
| 184 | ··</span><span·class="p"·data-group-id="4427753047-42">{</span><span·class="ss">maps</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group-id="4427753047-43">[</span><span·class="p"·data-group-id="4427753047-44">{</span><span·class="p"·data-group-id="4427753047-45">{</span><span·class="ss">maps</span><span·class="p">,</span><span·class="ss">from_list</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="4427753047-45">}</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="4427753047-44">}</span><span·class="p"·data-group-id="4427753047-43">]</span><span·class="p"·data-group-id="4427753047-42">}</span><span·class="p">,</span><span·class="w"> | ||
| 185 | ··</span><span·class="p"·data-group-id="4427753047-46">{</span><span·class="ss">erl_internal</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group-id="4427753047-47">[</span><span·class="p"·data-group-id="4427753047-48">{</span><span·class="p"·data-group-id="4427753047-49">{</span><span·class="ss">erl_internal</span><span·class="p">,</span><span·class="ss">bif</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="4427753047-49">}</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="4427753047-48">}</span><span·class="p"·data-group-id="4427753047-47">]</span><span·class="p"·data-group-id="4427753047-46">}</span><span·class="p"·data-group-id="4427753047-5">]</span><span·class="p"·data-group-id="4427753047-4">}</span><span·class="gp·unselectable"> | ||
| 186 | 3>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="4427753047-50">(</span><span·class="ss">cprof</span><span·class="p"·data-group-id="4427753047-50">)</span><span·class="p">.</span><span·class="w"> | ||
| 187 | </span><span·class="p"·data-group-id=" | 183 | ··</span><span·class="p"·data-group-id="7240842114-38">{</span><span·class="ss">otp_internal</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group-id="7240842114-39">[</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·522,·SHA:·10c3f913e1002f4a726853d5e39d7cd3fd67f43082557ec717d699985fbcf61c·...·]"> |
| 184 | ··</span><span·class="p"·data-group-id="7240842114-42">{</span><span·class="ss">maps</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group-id="7240842114-43">[</span><span·class="p"·data-group-id="7240842114-44">{</span><span·class="p"·data-group-id="7240842114-45">{</span><span·class="ss">maps</span><span·class="p">,</span><span·class="ss">from_list</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="7240842114-45">}</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="7240842114-44">}</span><span·class="p"·data-group-id="7240842114-43">]</span><span·class="p"·data-group-id="7240842114-42">}</span><span·class="p">,</span><span·class="w"> | ||
| 185 | ··</span><span·class="p"·data-group-id="7240842114-46">{</span><span·class="ss">erl_internal</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group-id="7240842114-47">[</span><span·class="p"·data-group-id="7240842114-48">{</span><span·class="p"·data-group-id="7240842114-49">{</span><span·class="ss">erl_internal</span><span·class="p">,</span><span·class="ss">bif</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="7240842114-49">}</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="7240842114-48">}</span><span·class="p"·data-group-id="7240842114-47">]</span><span·class="p"·data-group-id="7240842114-46">}</span><span·class="p"·data-group-id="7240842114-5">]</span><span·class="p"·data-group-id="7240842114-4">}</span><span·class="gp·unselectable"> | ||
| 186 | 3>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="7240842114-50">(</span><span·class="ss">cprof</span><span·class="p"·data-group-id="7240842114-50">)</span><span·class="p">.</span><span·class="w"> | ||
| 187 | </span><span·class="p"·data-group-id="7240842114-51">{</span><span·class="ss">cprof</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="p"·data-group-id="7240842114-52">[</span><span·class="p"·data-group-id="7240842114-53">{</span><span·class="p"·data-group-id="7240842114-54">{</span><span·class="ss">cprof</span><span·class="p">,</span><span·class="ss">tr</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="7240842114-54">}</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="7240842114-53">}</span><span·class="p">,</span><span·class="p"·data-group-id="7240842114-55">{</span><span·class="p"·data-group-id="7240842114-56">{</span><span·class="ss">cprof</span><span·class="p">,</span><span·class="ss">pause</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="7240842114-56">}</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="7240842114-55">}</span><span·class="p"·data-group-id="7240842114-52">]</span><span·class="p"·data-group-id="7240842114-51">}</span><span·class="gp·unselectable"> | ||
| 188 | 4>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 188 | 4>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="7240842114-57">(</span><span·class="p"·data-group-id="7240842114-57">)</span><span·class="p">.</span><span·class="w"> |
| 189 | </span><span·class="mi">8586</span></code></pre><p>The·example·showed·some·of·the·background·work·that·the·shell·performs·just·to | 189 | </span><span·class="mi">8586</span></code></pre><p>The·example·showed·some·of·the·background·work·that·the·shell·performs·just·to |
| 190 | interpret·the·first·command·line.</p><p>What·is·captured·in·this·example·is·the·part·of·the·work·the·shell·does·while | 190 | interpret·the·first·command·line.</p><p>What·is·captured·in·this·example·is·the·part·of·the·work·the·shell·does·while |
| 191 | interpreting·the·command·line·that·occurs·between·the·actual·calls·to | 191 | interpreting·the·command·line·that·occurs·between·the·actual·calls·to |
| 192 | <a·href="cprof.html#start/0"><code·class="inline">cprof:start()</code></a>·and·<a·href="cprof.html#analyse/1"><code·class="inline">cprof:analyse()</code></a>.</p><h2·id="example-one-module"·class="section-heading"> | 192 | <a·href="cprof.html#start/0"><code·class="inline">cprof:start()</code></a>·and·<a·href="cprof.html#analyse/1"><code·class="inline">cprof:analyse()</code></a>.</p><h2·id="example-one-module"·class="section-heading"> |
| 193 | ··<a·href="#example-one-module"·class="hover-link"> | 193 | ··<a·href="#example-one-module"·class="hover-link"> |
| 194 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 194 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 195 | ··</a> | 195 | ··</a> |
| 196 | ··<span·class="text">Example:·One·module</span> | 196 | ··<span·class="text">Example:·One·module</span> |
| 197 | </h2> | 197 | </h2> |
| 198 | <p>From·the·Erlang·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 198 | <p>From·the·Erlang·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="8370580055-1">(</span><span·class="p"·data-group-id="8370580055-1">)</span><span·class="p">,</span><span·class="n">R</span><span·class="o">=</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">day_of_the_week</span><span·class="p[·...·truncated·by·diffoscope;·len:·418,·SHA:·1114e58693005bbe4b6a01d900192a3568c944eea1da26e6c2462d30b4de2f1e·...·]5-3">)</span><span·class="p">,</span><span·class="n">R</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="mi">1</span><span·class="gp·unselectable"> | 199 | </span><span·class="mi">1</span><span·class="gp·unselectable"> |
| 200 | 2>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 200 | 2>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="8370580055-4">(</span><span·class="ss">calendar</span><span·class="p"·data-group-id="8370580055-4">)</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="p"·data-group-id=" | 201 | </span><span·class="p"·data-group-id="8370580055-5">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="mi">9</span><span·class="p">,</span><span·class="w"> |
| 202 | ··········</span><span·class="p"·data-group-id=" | 202 | ··········</span><span·class="p"·data-group-id="8370580055-6">[</span><span·class="p"·data-group-id="8370580055-7">{</span><span·class="p"·data-group-id="8370580055-8">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">last_day_of_the_month1</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·165,·SHA:·61f276256a3ad877b9846a9adc9188dddde4ba907215554991fa3e595c7fd482·...·]5-7">}</span><span·class="p">,</span><span·class="w"> |
| 203 | ···········</span><span·class="p"·data-group-id=" | 203 | ···········</span><span·class="p"·data-group-id="8370580055-9">{</span><span·class="p"·data-group-id="8370580055-10">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">last_day_of_the_month</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·113,·SHA:·4fc0c559d13b5fb2d555e77f0c4d5b2377466d6c56cf9fc89ace20ed57a63e86·...·]5-9">}</span><span·class="p">,</span><span·class="w"> |
| 204 | ···········</span><span·class="p"·data-group-id=" | 204 | ···········</span><span·class="p"·data-group-id="8370580055-11">{</span><span·class="p"·data-group-id="8370580055-12">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">is_leap_year1</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="837058[·...·truncated·by·diffoscope;·len:·106,·SHA:·c89544bbc265cfec9949055b8cf4f89ad23ef332624368126151f0b21a48545b·...·]5-11">}</span><span·class="p">,</span><span·class="w"> |
| 205 | ···········</span><span·class="p"·data-group-id=" | 205 | ···········</span><span·class="p"·data-group-id="8370580055-13">{</span><span·class="p"·data-group-id="8370580055-14">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">is_leap_year</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="8370580[·...·truncated·by·diffoscope;·len:·105,·SHA:·8624960dcd12ce3340c8142161d5212e8ad8d22ed4376c9b8f69438b6f38e5d7·...·]5-13">}</span><span·class="p">,</span><span·class="w"> |
| 206 | ···········</span><span·class="p"·data-group-id=" | 206 | ···········</span><span·class="p"·data-group-id="8370580055-15">{</span><span·class="p"·data-group-id="8370580055-16">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">dy</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="8370580055-16">}<[·...·truncated·by·diffoscope;·len:·95,·SHA:·338e4d450dbb97e923df4d2c1d0b15cdef93059bddaf044dda8c41e22f57412b·...·]5-15">}</span><span·class="p">,</span><span·class="w"> |
| 207 | ···········</span><span·class="p"·data-group-id=" | 207 | ···········</span><span·class="p"·data-group-id="8370580055-17">{</span><span·class="p"·data-group-id="8370580055-18">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">dm</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="8370580055-18">}<[·...·truncated·by·diffoscope;·len:·95,·SHA:·338e4d450dbb97e923df4d2c1d0b15cdef93059bddaf044dda8c41e22f57412b·...·]5-17">}</span><span·class="p">,</span><span·class="w"> |
| 208 | ···········</span><span·class="p"·data-group-id=" | 208 | ···········</span><span·class="p"·data-group-id="8370580055-19">{</span><span·class="p"·data-group-id="8370580055-20">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">df</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="8370580055-20">}<[·...·truncated·by·diffoscope;·len:·95,·SHA:·338e4d450dbb97e923df4d2c1d0b15cdef93059bddaf044dda8c41e22f57412b·...·]5-19">}</span><span·class="p">,</span><span·class="w"> |
| 209 | ···········</span><span·class="p"·data-group-id=" | 209 | ···········</span><span·class="p"·data-group-id="8370580055-21">{</span><span·class="p"·data-group-id="8370580055-22">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">day_of_the_week</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="8370[·...·truncated·by·diffoscope;·len:·108,·SHA:·d27813ff7bfc72f55730079dd430319f33c024f794548d4730ac05db8891cd61·...·]5-21">}</span><span·class="p">,</span><span·class="w"> |
| 210 | ···········</span><span·class="p"·data-group-id=" | 210 | ···········</span><span·class="p"·data-group-id="8370580055-23">{</span><span·class="p"·data-group-id="8370580055-24">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">date_to_gregorian_days</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·222,·SHA:·71f2c65449bf8fec0e0655a5edc0889129e6b0540cb368be051e3e6e951b6ccf·...·]5-5">}</span><span·class="gp·unselectable"> |
| 211 | 3>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 211 | 3>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="8370580055-25">(</span><span·class="p"·data-group-id="8370580055-25">)</span><span·class="p">.</span><span·class="w"> |
| 212 | </span><span·class="mi">8648</span></code></pre><p>The·example·tells·us·that·"Aktiebolaget·LM·Ericsson·&·Co"·was·registered·on·a | 212 | </span><span·class="mi">8648</span></code></pre><p>The·example·tells·us·that·"Aktiebolaget·LM·Ericsson·&·Co"·was·registered·on·a |
| 213 | Monday·(since·the·return·value·of·the·first·command·is·1),·and·that·the | 213 | Monday·(since·the·return·value·of·the·first·command·is·1),·and·that·the |
| 214 | <code·class="inline">calendar</code>·module·needed·9·function·calls·to·calculate·that.</p><p>Using·<code·class="inline">cprof:analyse()</code>·in·this·example·also·shows·approximately·the·same | 214 | <code·class="inline">calendar</code>·module·needed·9·function·calls·to·calculate·that.</p><p>Using·<code·class="inline">cprof:analyse()</code>·in·this·example·also·shows·approximately·the·same |
| 215 | background·work·as·in·the·first·example.</p><h2·id="example-in-the-code"·class="section-heading"> | 215 | background·work·as·in·the·first·example.</p><h2·id="example-in-the-code"·class="section-heading"> |
| 216 | ··<a·href="#example-in-the-code"·class="hover-link"> | 216 | ··<a·href="#example-in-the-code"·class="hover-link"> |
| 217 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 217 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 218 | ··</a> | 218 | ··</a> |
| 219 | ··<span·class="text">Example:·In·the·code</span> | 219 | ··<span·class="text">Example:·In·the·code</span> |
| 220 | </h2> | 220 | </h2> |
| 221 | <p>Write·a·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1856900872-1">(</span><span·class="ss">sort</span><span·class="p"·data-group-id="1856900872-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 222 | < | 221 | <p>Write·a·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6241229745-1">(</span><span·class="ss">sort</span><span·class="p"·data-group-id="6241229745-1">)</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6241229745-2">(</span><span·class="p"·data-group-id="6241229745-3">[</span><span·class="ss">do</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="6241229745-3">]</span><span·class="p"·data-group-id="6241229745-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 223 | </span><span·class="nf">do</span><span·class="p"·data-group-id=" | 223 | </span><span·class="nf">do</span><span·class="p"·data-group-id="6241229745-4">(</span><span·class="n">N</span><span·class="p"·data-group-id="6241229745-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 224 | ····</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 224 | ····</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="6241229745-5">(</span><span·class="p"·data-group-id="6241229745-5">)</span><span·class="p">,</span><span·class="w"> |
| 225 | ····</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 225 | ····</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6241229745-6">(</span><span·class="p"·data-group-id="6241229745-6">)</span><span·class="p">,</span><span·class="w"> |
| 226 | ····</span><span·class="nf">do</span><span·class="p"·data-group-id=" | 226 | ····</span><span·class="nf">do</span><span·class="p"·data-group-id="6241229745-7">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6241229745-8">[</span><span·class="p"·data-group-id="6241229745-8">]</span><span·class="p"·data-group-id="6241229745-7">)</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="nf">do</span><span·class="p"·data-group-id=" | 227 | </span><span·class="nf">do</span><span·class="p"·data-group-id="6241229745-9">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="n">L</span><span·class="p"·data-group-id="6241229745-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">sort</span><span·class="p"·data-group-id=" | 228 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">sort</span><span·class="p"·data-group-id="6241229745-10">(</span><span·class="n">L</span><span·class="p"·data-group-id="6241229745-10">)</span><span·class="p">,</span><span·class="w"> |
| 229 | ····</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">pause</span><span·class="p"·data-group-id=" | 229 | ····</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">pause</span><span·class="p"·data-group-id="6241229745-11">(</span><span·class="p"·data-group-id="6241229745-11">)</span><span·class="p">,</span><span·class="w"> |
| 230 | ····</span><span·class="n">R</span><span·class="p">;</span><span·class="w"> | 230 | ····</span><span·class="n">R</span><span·class="p">;</span><span·class="w"> |
| 231 | </span><span·class="nf">do</span><span·class="p"·data-group-id=" | 231 | </span><span·class="nf">do</span><span·class="p"·data-group-id="6241229745-12">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">L</span><span·class="p"·data-group-id="6241229745-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="nf">do</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="nf">do</span><span·class="p"·data-group-id="6241229745-13">(</span><span·class="n">N</span><span·class="o">-</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6241229745-14">[</span><span·class="nc">rand</span><span·class="p">:</span><span·[·...·truncated·by·diffoscope;·len:·717,·SHA:·48a43b94b900732fcda3a6339c55fa9f20b5f1c40b4bd83c863ae3a62d7177c7·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="p"·data-group-id=" | 233 | </span><span·class="p"·data-group-id="0425092778-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">sort</span><span·class="p"·data-group-id="0425092778-2">}</span><span·class="gp·unselectable"> |
| 234 | 2>·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">seed</span><span·class="p"·data-group-id=" | 234 | 2>·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">seed</span><span·class="p"·data-group-id="0425092778-3">(</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">42</span><span·class="p"·data-group-id="0425092778-3">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 235 | </span><span·class="ss">ok</span><span·class="p">.</span><span·class="gp·unselectable"> | 235 | </span><span·class="ss">ok</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 236 | 3>·</span><span·class="nc">sort</span><span·class="p">:</span><span·class="nf">do</span><span·class="p"·data-group-id=" | 236 | 3>·</span><span·class="nc">sort</span><span·class="p">:</span><span·class="nf">do</span><span·class="p"·data-group-id="0425092778-4">(</span><span·class="mi">1000</span><span·class="p"·data-group-id="0425092778-4">)</span><span·class="p">.</span><span·class="w"> |
| 237 | </span><span·class="p"·data-group-id=" | 237 | </span><span·class="p"·data-group-id="0425092778-5">[</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">1</span><span·class="[·...·truncated·by·diffoscope;·len:·1300,·SHA:·f2fdc2e686dd288255dc8b3965f66d9f6a586da97b5e49ad9c024a8d36bb379f·...·]-5">]</span><span·class="gp·unselectable"> |
| 238 | 4>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 238 | 4>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="0425092778-6">(</span><span·class="p"·data-group-id="0425092778-6">)</span><span·class="p">.</span><span·class="w"> |
| 239 | </span><span·class="p"·data-group-id=" | 239 | </span><span·class="p"·data-group-id="0425092778-7">{</span><span·class="mi">13180</span><span·class="p">,</span><span·class="w"> |
| 240 | ·</span><span·class="p"·data-group-id=" | 240 | ·</span><span·class="p"·data-group-id="0425092778-8">[</span><span·class="p"·data-group-id="0425092778-9">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="mi">6173</span><span·class="p">,</span><span·class="w"> |
| 241 | ·········</span><span·class="p"·data-group-id=" | 241 | ·········</span><span·class="p"·data-group-id="0425092778-10">[</span><span·class="p"·data-group-id="0425092778-11">{</span><span·class="p"·data-group-id="0425092778-12">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmerge3_1</span><span·class="p">,</span><span·class="mi[·...·truncated·by·diffoscope;·len:·157,·SHA:·3ca257b5618ee7739a4d52ca2151f73ca50f22640c0f05be16ea6fa308ae889f·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 242 | ··········</span><span·class="p"·data-group-id=" | 242 | ··········</span><span·class="p"·data-group-id="0425092778-13">{</span><span·class="p"·data-group-id="0425092778-14">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmerge3_2</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="0425092778-14[·...·truncated·by·diffoscope;·len:·102,·SHA:·716250652c7c805df98f67ee3e89ac79c16b887c0cee41d9a4fee1bff595ec6d·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ··········</span><span·class="p"·data-group-id=" | 243 | ··········</span><span·class="p"·data-group-id="0425092778-15">{</span><span·class="p"·data-group-id="0425092778-16">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">split_1</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="0425092778-16">[·...·truncated·by·diffoscope;·len:·100,·SHA:·2c4476fcf358b5c516607371818bbf223bbe1a9dcb6f415cce6d5b2b08a0f67c·...·]-15">}</span><span·class="p">,</span><span·class="w"> |
| 244 | ··········</span><span·class="p"·data-group-id=" | 244 | ··········</span><span·class="p"·data-group-id="0425092778-17">{</span><span·class="p"·data-group-id="0425092778-18">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">merge3_1</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="0425092778-18"[·...·truncated·by·diffoscope;·len:·101,·SHA:·d1e7dc6b6add5e9516ae2ff9e71d0581e5b297b4bfe9830cd407580e3d5e9f0c·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 245 | ··········</span><span·class="p"·data-group-id=" | 245 | ··········</span><span·class="p"·data-group-id="0425092778-19">{</span><span·class="p"·data-group-id="0425092778-20">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">merge3_2</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="0425092778-20"[·...·truncated·by·diffoscope;·len:·101,·SHA:·2dceb1fe2e15eb835bb4fc589642e5dfe7d6ddb2e9b89931667fbffc2f8a3ec9·...·]-19">}</span><span·class="p">,</span><span·class="w"> |
| 246 | ··········</span><span·class="p"·data-group-id=" | 246 | ··········</span><span·class="p"·data-group-id="0425092778-21">{</span><span·class="p"·data-group-id="0425092778-22">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmerge3_12_3</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="0425092778[·...·truncated·by·diffoscope;·len:·105,·SHA:·89462695d95f9ee8ea49e225f5c1f2542adf93ff057dc68026e3d552ef467821·...·]-21">}</span><span·class="p">,</span><span·class="w"> |
| 247 | ··········</span><span·class="p"·data-group-id=" | 247 | ··········</span><span·class="p"·data-group-id="0425092778-23">{</span><span·class="p"·data-group-id="0425092778-24">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">split_1_1</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="0425092778-24[·...·truncated·by·diffoscope;·len:·102,·SHA:·5b5f814cb93a360cbb91d9ae800ee3816a197273533eced229f16c514714ec59·...·]-23">}</span><span·class="p">,</span><span·class="w"> |
| 248 | ··········</span><span·class="p"·data-group-id=" | 248 | ··········</span><span·class="p"·data-group-id="0425092778-25">{</span><span·class="p"·data-group-id="0425092778-26">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">merge3_12_3</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="0425092778-[·...·truncated·by·diffoscope;·len:·104,·SHA:·0d2d8c33d7526bae3f7b6ff65d80b5fab96811d3e24d38ca866eeb2f2f7f31d8·...·]-25">}</span><span·class="p">,</span><span·class="w"> |
| 249 | ··········</span><span·class="p"·data-group-id=" | 249 | ··········</span><span·class="p"·data-group-id="0425092778-27">{</span><span·class="p"·data-group-id="0425092778-28">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmerge3_21_3</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="0425092778[·...·truncated·by·diffoscope;·len:·105,·SHA:·977df5136d8a0551a8176a9d8e29ff3274ced0f5ec743177c10c2352a73be540·...·]-27">}</span><span·class="p">,</span><span·class="w"> |
| 250 | ··········</span><span·class="p"·data-group-id=" | 250 | ··········</span><span·class="p"·data-group-id="0425092778-29">{</span><span·class="p"·data-group-id="0425092778-30">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">merge3_21_3</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="0425092778-[·...·truncated·by·diffoscope;·len:·104,·SHA:·a5bcc4f75e49f4573766b77e91edeb2b09708ce0a5a5c0ddd319b621ef4080e7·...·]-29">}</span><span·class="p">,</span><span·class="w"> |
| 251 | ··········</span><span·class="p"·data-group-id=" | 251 | ··········</span><span·class="p"·data-group-id="0425092778-31">{</span><span·class="p"·data-group-id="0425092778-32">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">merge2_1</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="0425092778-32"[·...·truncated·by·diffoscope;·len:·101,·SHA:·710242c1bb2b36a2fe990fef7780dba761c8d61a31657e0a25af3b5342de4e94·...·]-31">}</span><span·class="p">,</span><span·class="w"> |
| 252 | ··········</span><span·class="p"·data-group-id=" | 252 | ··········</span><span·class="p"·data-group-id="0425092778-33">{</span><span·class="p"·data-group-id="0425092778-34">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">merge2_2</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="0425092778-34"[·...·truncated·by·diffoscope;·len:·101,·SHA:·cb940698fa12ea210f4955c22e2e68d7261ea321dd6b822ee9aa4aec19a361bc·...·]-33">}</span><span·class="p">,</span><span·class="w"> |
| 253 | ··········</span><span·class="p"·data-group-id=" | 253 | ··········</span><span·class="p"·data-group-id="0425092778-35">{</span><span·class="p"·data-group-id="0425092778-36">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">reverse</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="0425092778-36">[·...·truncated·by·diffoscope;·len:·100,·SHA:·335b8f8ee2c3582acd4bf7f5e3696166309915ddd2d97ab48054529713a81d6f·...·]-35">}</span><span·class="p">,</span><span·class="w"> |
| 254 | ··········</span><span·class="p"·data-group-id=" | 254 | ··········</span><span·class="p"·data-group-id="0425092778-37">{</span><span·class="p"·data-group-id="0425092778-38">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmerge2_2</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="0425092778-38[·...·truncated·by·diffoscope;·len:·101,·SHA:·54aa452124d23e0d7a481568e3ab9dac29096872efe609fbc12bbc7f1fbb6ff8·...·]-37">}</span><span·class="p">,</span><span·class="w"> |
| 255 | ··········</span><span·class="p"·data-group-id=" | 255 | ··········</span><span·class="p"·data-group-id="0425092778-39">{</span><span·class="p"·data-group-id="0425092778-40">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmergel</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="0425092778-40">[·...·truncated·by·diffoscope;·len:·99,·SHA:·b9e18e774a3dc75c701d29e37595a174cbd8ea453d45ab6082de5975d5c47737·...·]-39">}</span><span·class="p">,</span><span·class="w"> |
| 256 | ··········</span><span·class="p"·data-group-id=" | 256 | ··········</span><span·class="p"·data-group-id="0425092778-41">{</span><span·class="p"·data-group-id="0425092778-42">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmerge2_1</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="0425092778-42[·...·truncated·by·diffoscope;·len:·101,·SHA:·9c2f680545bcb95c5f3fcebca47cb0be1d4dfc069c3ba6c3324c1f5e75ca09d0·...·]-41">}</span><span·class="p">,</span><span·class="w"> |
| 257 | ··········</span><span·class="p"·data-group-id=" | 257 | ··········</span><span·class="p"·data-group-id="0425092778-43">{</span><span·class="p"·data-group-id="0425092778-44">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">mergel</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="0425092778-44">}[·...·truncated·by·diffoscope;·len:·98,·SHA:·b1ca2e11062e1abdd2c70f767f1d1106c39c4321a6683fa3470b1cbd6942c2a0·...·]-43">}</span><span·class="p">,</span><span·class="w"> |
| 258 | ··········</span><span·class="p"·data-group-id=" | 258 | ··········</span><span·class="p"·data-group-id="0425092778-45">{</span><span·class="p"·data-group-id="0425092778-46">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">keyfind</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="0425092778-46">[·...·truncated·by·diffoscope;·len:·98,·SHA:·568e5884d8a01108d7f590f2bb0bcbe1f24ba05bdca7e0549c39bb11a13d631e·...·]-45">}</span><span·class="p">,</span><span·class="w"> |
| 259 | ··········</span><span·class="p"·data-group-id=" | 259 | ··········</span><span·class="p"·data-group-id="0425092778-47">{</span><span·class="p"·data-group-id="0425092778-48">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">sort</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="0425092778-48">}</[·...·truncated·by·diffoscope;·len:·203,·SHA:·889d4800821ca601ffbb6dffb90906b7a7fe370c46bf44b39eafe5e73fc8fe28·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 260 | ··</span><span·class="p"·data-group-id=" | 260 | ··</span><span·class="p"·data-group-id="0425092778-49">{</span><span·class="ss">rand</span><span·class="p">,</span><span·class="mi">5000</span><span·class="p">,</span><span·class="w"> |
| 261 | ········</span><span·class="p"·data-group-id=" | 261 | ········</span><span·class="p"·data-group-id="0425092778-50">[</span><span·class="p"·data-group-id="0425092778-51">{</span><span·class="p"·data-group-id="0425092778-52">{</span><span·class="ss">rand</span><span·class="p">,</span><span·class="ss">uniform_s</span><span·class="p">,</span><span·class="mi"[·...·truncated·by·diffoscope;·len:·156,·SHA:·d3abd830f4511cfd0b49aeee896adc7ec2d0d65bc44da1cf9e838f92e5a90b55·...·]-51">}</span><span·class="p">,</span><span·class="w"> |
| 262 | ·········</span><span·class="p"·data-group-id=" | 262 | ·········</span><span·class="p"·data-group-id="0425092778-53">{</span><span·class="p"·data-group-id="0425092778-54">{</span><span·class="ss">rand</span><span·class="p">,</span><span·class="ss">uniform</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="0425092778-54">}[·...·truncated·by·diffoscope;·len:·100,·SHA:·7377156d7affb1754ae64981dfede667ce23f4836f72bfaaa350fbd2efa9f603·...·]-53">}</span><span·class="p">,</span><span·class="w"> |
| 263 | ·········</span><span·class="p"·data-group-id=" | 263 | ·········</span><span·class="p"·data-group-id="0425092778-55">{</span><span·class="p"·data-group-id="0425092778-56">{</span><span·class="ss">rand</span><span·class="p">,</span><span·class="ss">seed_put</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="0425092778-56">[·...·truncated·by·diffoscope;·len:·101,·SHA:·959a9045c3be5100e609965e669cf1192a65f47d2f3f31aae465444eefbdcd57·...·]-55">}</span><span·class="p">,</span><span·class="w"> |
| 264 | ·········</span><span·class="p"·data-group-id=" | 264 | ·········</span><span·class="p"·data-group-id="0425092778-57">{</span><span·class="p"·data-group-id="0425092778-58">{</span><span·class="ss">rand</span><span·class="p">,</span><span·class="ss">seed_get</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="0425092778-58">[·...·truncated·by·diffoscope;·len:·101,·SHA:·959a9045c3be5100e609965e669cf1192a65f47d2f3f31aae465444eefbdcd57·...·]-57">}</span><span·class="p">,</span><span·class="w"> |
| 265 | ·········</span><span·class="p"·data-group-id=" | 265 | ·········</span><span·class="p"·data-group-id="0425092778-59">{</span><span·class="p"·data-group-id="0425092778-60">{</span><span·class="ss">rand</span><span·class="p">,</span><span·class="ss">exsss_uniform</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="0425092778[·...·truncated·by·diffoscope;·len:·214,·SHA:·5265dbfdc8ae7c054ea892d14d9fe185be1e5103392a8c0ba1844fae37b1f915·...·]-49">}</span><span·class="p">,</span><span·class="w"> |
| 266 | ··</span><span·class="p"·data-group-id=" | 266 | ··</span><span·class="p"·data-group-id="0425092778-61">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="mi">1004</span><span·class="p">,</span><span·class="w"> |
| 267 | ··········</span><span·class="p"·data-group-id=" | 267 | ··········</span><span·class="p"·data-group-id="0425092778-62">[</span><span·class="p"·data-group-id="0425092778-63">{</span><span·class="p"·data-group-id="0425092778-64">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="nb">put</span><span·class="p">,</span><span·class="mi">2</[·...·truncated·by·diffoscope;·len:·152,·SHA:·ae7289c1eec0bfc0026b0b54c11c1d64480727afd046ff4089d86451229f65e2·...·]-63">}</span><span·class="p">,</span><span·class="w"> |
| 268 | ···········</span><span·class="p"·data-group-id=" | 268 | ···········</span><span·class="p"·data-group-id="0425092778-65">{</span><span·class="p"·data-group-id="0425092778-66">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="nb">trace_pattern</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="04250927[·...·truncated·by·diffoscope;·len:·105,·SHA:·30a15ead2ff58d7e92946cd138cef2f870be5dcdd0ade18370bac8c78cecd2d2·...·]-65">}</span><span·class="p">,</span><span·class="w"> |
| 269 | ···········</span><span·class="p"·data-group-id="1303860113-67">{</span><span·class="p"·data-group-id="1303860113-68">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="ss">ensure_tracer_module_loaded</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1303860113-68">}</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1303860113-67">}</span><span·class="p"·data-group-id="1303860113-62">]</span><span·class="p"·data-group-id="1303860113-61">}</span><span·class="p">,</span><span·class="w"> | ||
| 270 | ··</span><span·class="p"·data-group-id="1303860113-69">{</span><span·class="ss">sort</span><span·class="p">,</span><span·class="mi">1001</span><span·class="p">,</span><span·class="p"·data-group-id="1303860113-70">[</span><span·class="p"·data-group-id="1303860113-71">{</span><span·class="p"·data-group-id="1303860113-72">{</span><span·class="ss">sort</span><span·class="p">,</span><span·class="ss">do</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1303860113-72">}</span><span·class="p">,</span><span·class="mi">1001</span><span·class="p"·data-group-id="1303860113-71">}</span><span·class="p"·data-group-id="1303860113-70">]</span><span·class="p"·data-group-id="1303860113-69">}</span><span·class="p">,</span><span·class="w"> | ||
| 271 | ··</span><span·class="p"·data-group-id=" | 269 | ···········</span><span·class="p"·data-group-id="0425092778-67">{</span><span·class="p"·data-group-id="0425092778-68">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="ss">ensure_tracer_module_loaded</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·325,·SHA:·83357122d59d962fa19a196ff738a815a992248118a44caccc8af5d77ecce484·...·]"> |
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| Offset 971, 15 lines modified | Offset 971, 15 lines modified | ||
| 971 | ······<p·class="built-using"> | 971 | ······<p·class="built-using"> |
| 972 | ········Built·using | 972 | ········Built·using |
| 973 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 973 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 974 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 974 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 975 | ······</p> | 975 | ······</p> |
| 976 | <p>Copyright·©·1996-202 | 976 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 977 | ····</footer> | 977 | ····</footer> |
| 978 | ··</div> | 978 | ··</div> |
| 979 | </main> | 979 | </main> |
| 980 | </div> | 980 | </div> |
| 981 | <script> | 981 | <script> |
| 982 | ··function·mermaidLoaded()·{ | 982 | ··function·mermaidLoaded()·{ |
| 983 | ····mermaid.initialize({ | 983 | ····mermaid.initialize({ |
| Offset 207, 31 lines modified | Offset 207, 31 lines modified | ||
| 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 208 | ··</a> | 208 | ··</a> |
| 209 | ··<span·class="text">Edit·-·Alignment</span> | 209 | ··<span·class="text">Edit·-·Alignment</span> |
| 210 | </h2> | 210 | </h2> |
| 211 | <ul><li>··<em><code·class="inline">C-c·C-a</code></em>·(<code·class="inline">align-current</code>)·-·aligns·comments,·arrows,·assignments, | 211 | <ul><li>··<em><code·class="inline">C-c·C-a</code></em>·(<code·class="inline">align-current</code>)·-·aligns·comments,·arrows,·assignments, |
| 212 | and·type·annotations·around·the·cursor.</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Example</span><span·class="p">:</span><span·class="w"> | 212 | and·type·annotations·around·the·cursor.</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Example</span><span·class="p">:</span><span·class="w"> |
| 213 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 213 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="8793621080-1">(</span><span·class="n">L</span><span·class="p"·data-group-id="8793621080-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">sum</span><span·class="p"·data-group-id="8793621080-2">(</span><[·...·truncated·by·diffoscope;·len:·137,·SHA:·428248661f510e4e8f32d4186733d0a0b3284f93f72a35640c58b9dd199b3d87·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 214 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 214 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="8793621080-3">(</span><span·class="p"·data-group-id="8793621080-4">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="8793621080-4">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·462,·SHA:·e031d9e8847645724888b13d68b0841151390e842652530ed2b6a5d4fb9d4c3e·...·]-5">)</span><span·class="p">;</span><span·class="w">··</span><span·class="c1">%·recurse</span><span·class="w"> |
| 215 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 215 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="8793621080-6">(</span><span·class="p"·data-group-id="8793621080-7">[</span><span·class="p"·data-group-id="8793621080-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sum</span><span·class="p"·data-group-id="8793621080-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Sum</span><span·class="p">.</span><span·class="w">···</span><span·class="c1">%·base·case</span><span·class="w"> |
| 216 | </span><span·class="w"> | 216 | </span><span·class="w"> |
| 217 | </span><span·class="p">-</span><span·class="na">record</span><span·class="w">·</span><span·class="p"·data-group-id=" | 217 | </span><span·class="p">-</span><span·class="na">record</span><span·class="w">·</span><span·class="p"·data-group-id="8793621080-8">{</span><span·class="w">·</span><span·class="ss">two</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="8793621080-9">(</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·1320f3e86e7dc2b11332a19fdaaaa5543fb6406d2e90a88790e1d5c1e6cb6d3f·...·]-9">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·hello</span><span·class="w"> |
| 218 | ··········</span><span·class="ss">three</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 218 | ··········</span><span·class="ss">three</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="8793621080-10">(</span><span·class="p"·data-group-id="8793621080-10">)</span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%·there</span><span·class="w"> |
| 219 | ··········</span><span·class="ss">four</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id=" | 219 | ··········</span><span·class="ss">four</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="8793621080-11">(</span><span·class="p"·data-group-id="8793621080-11">)</span><span·class="w">·</span><span·class="p"·data-group-id="8793621080-8">}</span><span·class="p">.</span><span·class="w"> |
| 220 | </span><span·class="nc">becomes</span><span·class="p">:</span><span·class="w"> | 220 | </span><span·class="nc">becomes</span><span·class="p">:</span><span·class="w"> |
| 221 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 221 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="8793621080-12">(</span><span·class="n">L</span><span·class="p"·data-group-id="8793621080-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">sum</span><span·class="p"·data-group-id="8793621080-13">(</spa[·...·truncated·by·diffoscope;·len:·140,·SHA:·a460a87205caeb3bc13f002b564b04f2bc95ce30030b19af4f71716ec954bde9·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 222 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="8793621080-14">(</span><span·class="p"·data-group-id="8793621080-15">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="8793621080-15">]</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·467,·SHA:·4c48f804119adf5ee6d34d44daccdc6be9b5547b64c2c6d1f08347138be58005·...·]-16">)</span><span·class="p">;</span><span·class="w">·</span><span·class="c1">%·recurse</span><span·class="w"> |
| 223 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 223 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="8793621080-17">(</span><span·class="p"·data-group-id="8793621080-18">[</span><span·class="p"·data-group-id="8793621080-18">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sum</span><span·class="p"·data-group-id="8793621080-17">)</span><span·class="w">····</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Sum</span><span·class="p">.</span><span·class="w">·············</span><span·class="c1">%·base·case</span><span·class="w"> |
| 224 | </span><span·class="w"> | 224 | </span><span·class="w"> |
| 225 | </span><span·class="p">-</span><span·class="na">record</span><span·class="w">·</span><span·class="p"·data-group-id=" | 225 | </span><span·class="p">-</span><span·class="na">record</span><span·class="w">·</span><span·class="p"·data-group-id="8793621080-19">{</span><span·class="w">·</span><span·class="ss">two</span><span·class="w">···········</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="8793621080-20">(</[·...·truncated·by·diffoscope;·len:·46,·SHA:·d243f5160c983da6321dadd0872fdbb55a453da0a3158b821dbb4b4144f5a1f8·...·]-20">)</span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%·hello</span><span·class="w"> |
| 226 | ··········</span><span·class="ss">three</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 226 | ··········</span><span·class="ss">three</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="8793621080-21">(</span><span·class="p"·data-group-id="8793621080-21">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·there</span><span·class="w"> |
| 227 | ··········</span><span·class="ss">four</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="w">····</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id=" | 227 | ··········</span><span·class="ss">four</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="w">····</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="8793621080-22">(</span><span·class="p"·data-group-id="8793621080-22">)</span><span·class="w">·</span><span·class="p"·data-group-id="8793621080-19">}</span><span·class="p">.</span></code></pre><h2·id="syntax-highlighting"·class="section-heading"> |
| 228 | ··<a·href="#syntax-highlighting"·class="hover-link"> | 228 | ··<a·href="#syntax-highlighting"·class="hover-link"> |
| 229 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 229 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 230 | ··</a> | 230 | ··</a> |
| 231 | ··<span·class="text">Syntax·highlighting</span> | 231 | ··<span·class="text">Syntax·highlighting</span> |
| 232 | </h2> | 232 | </h2> |
| 233 | <p>The·syntax·highlighting·can·be·activated·from·the·Erlang·menu.·There·are·four | 233 | <p>The·syntax·highlighting·can·be·activated·from·the·Erlang·menu.·There·are·four |
| 234 | different·alternatives:</p><ul><li>··Off:·Normal·black·and·white·display.</li><li>··Level·1:·Function·headers,·reserved·words,·comments,·strings,·quoted·atoms, | 234 | different·alternatives:</p><ul><li>··Off:·Normal·black·and·white·display.</li><li>··Level·1:·Function·headers,·reserved·words,·comments,·strings,·quoted·atoms, |
| Offset 351, 15 lines modified | Offset 351, 15 lines modified | ||
| 351 | ······<p·class="built-using"> | 351 | ······<p·class="built-using"> |
| 352 | ········Built·using | 352 | ········Built·using |
| 353 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 353 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 354 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 354 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 355 | ······</p> | 355 | ······</p> |
| 356 | <p>Copyright·©·1996-202 | 356 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 357 | ····</footer> | 357 | ····</footer> |
| 358 | ··</div> | 358 | ··</div> |
| 359 | </main> | 359 | </main> |
| 360 | </div> | 360 | </div> |
| 361 | <script> | 361 | <script> |
| 362 | ··function·mermaidLoaded()·{ | 362 | ··function·mermaidLoaded()·{ |
| 363 | ····mermaid.initialize({ | 363 | ····mermaid.initialize({ |
| Offset 327, 15 lines modified | Offset 327, 15 lines modified | ||
| 327 | ······<p·class="built-using"> | 327 | ······<p·class="built-using"> |
| 328 | ········Built·using | 328 | ········Built·using |
| 329 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 329 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 330 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 330 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 331 | ······</p> | 331 | ······</p> |
| 332 | <p>Copyright·©·1996-202 | 332 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 333 | ····</footer> | 333 | ····</footer> |
| 334 | ··</div> | 334 | ··</div> |
| 335 | </main> | 335 | </main> |
| 336 | </div> | 336 | </div> |
| 337 | <script> | 337 | <script> |
| 338 | ··function·mermaidLoaded()·{ | 338 | ··function·mermaidLoaded()·{ |
| 339 | ····mermaid.initialize({ | 339 | ····mermaid.initialize({ |
| Offset 171, 69 lines modified | Offset 171, 69 lines modified | ||
| 171 | </h2> | 171 | </h2> |
| 172 | <p>This·section·describes·the·output·format·of·the·<a·href="#analyse/1"><code·class="inline">analyse/1</code></a>·function.</p><p>The·format·is·parsable·with·the·standard·Erlang·parsing·tools | 172 | <p>This·section·describes·the·output·format·of·the·<a·href="#analyse/1"><code·class="inline">analyse/1</code></a>·function.</p><p>The·format·is·parsable·with·the·standard·Erlang·parsing·tools |
| 173 | <a·href="../../../../lib/stdlib-6.2/doc/html/erl_scan.html"><code·class="inline">erl_scan</code></a>·and·<a·href="../../../../lib/stdlib-6.2/doc/html/erl_parse.html"><code·class="inline">erl_parse</code></a>,·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#consult/1"><code·class="inline">file:consult/1</code></a>,·or·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html#read/2"><code·class="inline">io:read/2</code></a>.·The | 173 | <a·href="../../../../lib/stdlib-6.2/doc/html/erl_scan.html"><code·class="inline">erl_scan</code></a>·and·<a·href="../../../../lib/stdlib-6.2/doc/html/erl_parse.html"><code·class="inline">erl_parse</code></a>,·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#consult/1"><code·class="inline">file:consult/1</code></a>,·or·<a·href="../../../../lib/stdlib-6.2/doc/html/io.html#read/2"><code·class="inline">io:read/2</code></a>.·The |
| 174 | parse·format·is·not·described·here·—·it·should·be·easy·enough·for·the | 174 | parse·format·is·not·described·here·—·it·should·be·easy·enough·for·the |
| 175 | interested·reader·to·try·it·out.·Note·that·some·flags·to | 175 | interested·reader·to·try·it·out.·Note·that·some·flags·to |
| 176 | <a·href="#analyse/1"><code·class="inline">analyse/1</code></a>·will·affect·the·format.</p><p>The·following·example·was·run·on·Erlang/OTP·R8·on·Solaris·8;·all·OTP | 176 | <a·href="#analyse/1"><code·class="inline">analyse/1</code></a>·will·affect·the·format.</p><p>The·following·example·was·run·on·Erlang/OTP·R8·on·Solaris·8;·all·OTP |
| 177 | internals·in·this·example·are·version·dependent.</p><p>As·an·example,·we·will·use·the·following·function,·which·is·a | 177 | internals·in·this·example·are·version·dependent.</p><p>As·an·example,·we·will·use·the·following·function,·which·is·a |
| 178 | slightly·modified·benchmark·function·from·module·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html"><code·class="inline">file</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 178 | slightly·modified·benchmark·function·from·module·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html"><code·class="inline">file</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6555331096-1">(</span><span·class="ss">foo</span><span·class="p"·data-group-id="6555331096-1">)</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 179 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6555331096-2">(</span><span·class="p"·data-group-id="6555331096-3">[</span><span·class="ss">create_file_slow</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="6555331096-3">]</span><span·class="p"·data-group-id="65553310[·...·truncated·by·diffoscope;·len:·2,·SHA:·7b1a278f5abe8e9da907fc9c29dfd432d60dc76e17b0fabab659d2a508bc65c4·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id=" | 180 | </span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="6555331096-4">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="6555331096-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·145,·SHA:·adef750d3504e7474e626a6cc676ca0e028f3cf69bd0865a73f06810ae18a55e·...·]-5">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">>=</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ····</span><span·class="p"·data-group-id=" | 181 | ····</span><span·class="p"·data-group-id="6555331096-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FD</span><span·class="p"·data-group-id="6555331096-6">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 182 | ········</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id=" | 182 | ········</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="6555331096-7">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6555331096-8">[</span><span·class="ss">raw</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">write</span><s[·...·truncated·by·diffoscope;·len:·255,·SHA:·dc767a5deab356accba34cc967739fafffac9281a74b61259bc3f7856825587f·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 183 | ····</span><span·class="k">if</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">256</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 183 | ····</span><span·class="k">if</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">256</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 184 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 184 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="6555331096-9">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w"> |
| 185 | ····························</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 185 | ····························</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="6555331096-10">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="6555331096-11">(</span><span·class="n">X</span><span·class="p"·data-group-id="6555331096-11">)</span><span·class="w">·</span><span·class="p">-></spa[·...·truncated·by·diffoscope;·len:·258,·SHA:·baba765127e747c1d5c2c3a58035d0b2ffd940454f25fa81fca1e1840b17857d·...·]-12">>></span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 186 | ····························</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 186 | ····························</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="6555331096-13">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">255</span><span·class="p"·data-group-id="6555331096-13">)</span><span·class="p"·data-group-id="6555331096-10">)</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·a6c8746eaa53a3c4e8a7ca6a03ce88a753baf50a66286cc906ae038da7cff9fa·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 187 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id=" | 187 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="6555331096-14">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">256</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="6555331096-14">)</span><span·class="p">;</span><span·class="w"> |
| 188 | ·······</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 188 | ·······</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 189 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id=" | 189 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="6555331096-15">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="6555331096-15">)</span><span·class="w"> |
| 190 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 190 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 191 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 191 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="6555331096-16">(</span><span·class="n">FD</span><span·class="p"·data-group-id="6555331096-16">)</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id=" | 192 | </span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="6555331096-17">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="p"·data-group-id="6555331096-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 193 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 194 | </span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id=" | 194 | </span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="6555331096-18">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="6555331096-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 195 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="6555331096-19">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6555331096-20"><<</span><span·class="n">M</span><span·class="p">:</span><span·class="mi">32</span><span·class="o">/</span><[·...·truncated·by·diffoscope;·len:·133,·SHA:·d3b732fb09cfb380151611458496ba5b9101c268e252ef4cdddfdbdfd2920b04·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 196 | ····</span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id=" | 196 | ····</span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="6555331096-21">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"[·...·truncated·by·diffoscope;·len:·772,·SHA:·d93cfef5e0067774ff9804f5c8d717e4b85cd3499eb72298615ff8bf220bb8ac·...·]-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 197 | 2>·</span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 197 | 2>·</span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="9854577604-3">(</span><span·class="p"·data-group-id="9854577604-3">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 198 | 3>·</span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 198 | 3>·</span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="9854577604-4">(</span><span·class="p"·data-group-id="9854577604-4">)</span><span·class="p">.</span></code></pre><p>The·printout·starts·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Analysis·results:</span><span·class="w"> |
| 199 | </span><span·class="p"·data-group-id=" | 199 | </span><span·class="p"·data-group-id="1851733459-1">{</span><span·class="w">··</span><span·class="ss">analysis_options</span><span·class="p">,</span><span·class="w"> |
| 200 | ·</span><span·class="p"·data-group-id=" | 200 | ·</span><span·class="p"·data-group-id="1851733459-2">[</span><span·class="p"·data-group-id="1851733459-3">{</span><span·class="ss">callers</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="1851733459-3">}</span><span·class="p">,</span><span·class="w"> |
| 201 | ··</span><span·class="p"·data-group-id=" | 201 | ··</span><span·class="p"·data-group-id="1851733459-4">{</span><span·class="ss">sort</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">acc</span><span·class="p"·data-group-id="1851733459-4">}</span><span·class="p">,</span><span·class="w"> |
| 202 | ··</span><span·class="p"·data-group-id=" | 202 | ··</span><span·class="p"·data-group-id="1851733459-5">{</span><span·class="ss">totals</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="1851733459-5">}</span><span·class="p">,</span><span·class="w"> |
| 203 | ··</span><span·class="p"·data-group-id=" | 203 | ··</span><span·class="p"·data-group-id="1851733459-6">{</span><span·class="ss">details</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="1851733459-6">}</span><span·class="p"·data-group-id="1851733459-2">]</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·d80d735ae0bf79c7f7e8d4e43d7fb9766433fde46368f465fd79d97b6c86d6dd·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="c1">%·······································CNT·······ACC·······OWN</span><span·class="w"> | 204 | </span><span·class="c1">%·······································CNT·······ACC·······OWN</span><span·class="w"> |
| 205 | </span><span·class="p"·data-group-id=" | 205 | </span><span·class="p"·data-group-id="1851733459-7">[</span><span·class="p"·data-group-id="1851733459-8">{</span><span·class="w">·</span><span·class="ss">totals</span><span·class="p">,</span><span·class="w">·····························</span><span·class="mi">9627</span><span·class="p">,</span[·...·truncated·by·diffoscope;·len:·231,·SHA:·5a840ae39f031c5c85af7cd75665a248584b93b5b3dd62a1b48f820fea99c3aa·...·]-7">]</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%%%</span></code></pre><p>The·<code·class="inline">CNT</code>·column·shows·the·total·number·of·function·calls·that·was·found·in·the |
| 206 | trace.·In·the·<code·class="inline">ACC</code>·column·is·the·total·time·of·the·trace·from·first·timestamp·to | 206 | trace.·In·the·<code·class="inline">ACC</code>·column·is·the·total·time·of·the·trace·from·first·timestamp·to |
| 207 | last.·And·in·the·<code·class="inline">OWN</code>·column·is·the·sum·of·the·execution·time·in·functions·found | 207 | last.·And·in·the·<code·class="inline">OWN</code>·column·is·the·sum·of·the·execution·time·in·functions·found |
| 208 | in·the·trace,·not·including·called·functions.·In·this·case·it·is·very·close·to | 208 | in·the·trace,·not·including·called·functions.·In·this·case·it·is·very·close·to |
| 209 | the·<code·class="inline">ACC</code>·time·since·the·emulator·had·practically·nothing·to·do·except | 209 | the·<code·class="inline">ACC</code>·time·since·the·emulator·had·practically·nothing·to·do·except |
| 210 | executing·our·test·program.</p><p>All·time·values·in·the·printout·are·in·milliseconds.</p><p>The·printout·continues:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·······································CNT·······ACC·······OWN</span><span·class="w"> | 210 | executing·our·test·program.</p><p>All·time·values·in·the·printout·are·in·milliseconds.</p><p>The·printout·continues:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·······································CNT·······ACC·······OWN</span><span·class="w"> |
| 211 | </span><span·class="p"·data-group-id=" | 211 | </span><span·class="p"·data-group-id="5040404562-1">[</span><span·class="p"·data-group-id="5040404562-2">{</span><span·class="w">·</span><span·class="s">"<0.28.0>"</span><span·class="p">,</span><span·class="w">·························</span><span·class="mi">9627</span><span·cl[·...·truncated·by·diffoscope;·len:·223,·SHA:·f55561ae2bc274e2296ca20837c49ff1b39176be8c2c217be42f75b7acb2504e·...·]-1">]</span><span·class="p">.</span><span·class="w">···</span><span·class="c1">%%</span></code></pre><p>This·is·the·printout·header·of·one·process.·The·printout·contains·only·this·one |
| 212 | process·since·we·called·<a·href="#apply/3"><code·class="inline">fprof:apply/3</code></a>·that·traces·only·the·current·process. | 212 | process·since·we·called·<a·href="#apply/3"><code·class="inline">fprof:apply/3</code></a>·that·traces·only·the·current·process. |
| 213 | Therefore·the·<code·class="inline">CNT</code>·and·<code·class="inline">OWN</code>·columns·perfectly·matches·the·totals·above.·The·<code·class="inline">ACC</code> | 213 | Therefore·the·<code·class="inline">CNT</code>·and·<code·class="inline">OWN</code>·columns·perfectly·matches·the·totals·above.·The·<code·class="inline">ACC</code> |
| 214 | column·is·undefined·since·summing·the·<code·class="inline">ACC</code>·times·of·all·calls·in·the·process | 214 | column·is·undefined·since·summing·the·<code·class="inline">ACC</code>·times·of·all·calls·in·the·process |
| 215 | makes·no·sense·—·one·would·get·something·like·the·<code·class="inline">ACC</code>·value·from·totals·above | 215 | makes·no·sense·—·one·would·get·something·like·the·<code·class="inline">ACC</code>·value·from·totals·above |
| 216 | multiplied·by·the·average·depth·of·the·call·stack.</p><p>All·paragraphs·up·to·the·next·process·header·only·concerns·function·calls·within | 216 | multiplied·by·the·average·depth·of·the·call·stack.</p><p>All·paragraphs·up·to·the·next·process·header·only·concerns·function·calls·within |
| 217 | this·process.</p><p>Now·we·come·to·something·more·interesting:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1 | 217 | this·process.</p><p>Now·we·come·to·something·more·interesting:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1161752345-1">{</span><span·class="p"·data-group-id="1161752345-2">[</span><span·class="p"·data-group-id="1161752345-3">{</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="w">·····························</span><span·class="mi">0</[·...·truncated·by·diffoscope;·len:·258,·SHA:·c9f5cc93eda0dfe6890089098af1ab4b0207d068429d288c8ee9e5bc605df234·...·]5-2">]</span><span·class="p">,</span><span·class="w"> |
| 218 | ·</span><span·class="p"·data-group-id="1 | 218 | ·</span><span·class="p"·data-group-id="1161752345-4">{</span><span·class="w">·</span><span·class="p"·data-group-id="1161752345-5">{</span><span·class="ss">fprof</span><span·class="p">,</span><span·class="ss">apply_start_stop</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·321,·SHA:·073e95ec3e797b5195b51583e550a458998d4dde814477a3a49306c0f6a1198a·...·]5-4">}</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%</span><span·class="w"> |
| 219 | ·</span><span·class="p"·data-group-id="1 | 219 | ·</span><span·class="p"·data-group-id="1161752345-6">[</span><span·class="p"·data-group-id="1161752345-7">{</span><span·class="p"·data-group-id="1161752345-8">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="m[·...·truncated·by·diffoscope;·len:·350,·SHA:·23ae1554b4521c6ecc9b2d88ca57e2121e9bc7d757c484b6dece022387689dc1·...·]5-7">}</span><span·class="p">,</span><span·class="w"> |
| 220 | ··</span><span·class="p"·data-group-id="1 | 220 | ··</span><span·class="p"·data-group-id="1161752345-9">{</span><span·class="ss">suspend</span><span·class="p">,</span><span·class="w">·······························</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">····</span><span·class="mf">0.000</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·205,·SHA:·cf274a058af05dc4f5ef9f06a77a7bd30389cf661147400d51d34f9452f6aa1e·...·]5-1">}</span><span·class="p">.</span><span·class="w"> |
| 221 | </span><span·class="p"·data-group-id="1 | 221 | </span><span·class="p"·data-group-id="1161752345-10">{</span><span·class="p"·data-group-id="1161752345-11">[</span><span·class="p"·data-group-id="1161752345-12">{</span><span·class="p"·data-group-id="1161752345-13">{</span><span·class="ss">fprof</span><span·class="p">,</span><span·class="ss">ap[·...·truncated·by·diffoscope;·len:·462,·SHA:·2056df2c3e041ef73927dbd52c1072c2491a106e19d0b45cc86b4003e292f422·...·]5-11">]</span><span·class="p">,</span><span·class="w"> |
| 222 | ·</span><span·class="p"·data-group-id="1 | 222 | ·</span><span·class="p"·data-group-id="1161752345-14">{</span><span·class="w">·</span><span·class="p"·data-group-id="1161752345-15">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·324,·SHA:·0fc4135fde888e40c1a60b3c7d2d82ae53d6d6b58dbfd80b6c8e9bb8bd80760a·...·]5-14">}</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%</span><span·class="w"> |
| 223 | ·</span><span·class="p"·data-group-id="1 | 223 | ·</span><span·class="p"·data-group-id="1161752345-16">[</span><span·class="p"·data-group-id="1161752345-17">{</span><span·class="p"·data-group-id="1161752345-18">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="ss">close</span><span·class="p">,</span><span·class="mi">1</s[·...·truncated·by·diffoscope;·len:·354,·SHA:·3350139b12f1a46803c9eae740029dff45d6780c925b15377fa181f5d0ea2d20·...·]5-17">}</span><span·class="p">,</span><span·class="w"> |
| 224 | ··</span><span·class="p"·data-group-id="1 | 224 | ··</span><span·class="p"·data-group-id="1161752345-19">{</span><span·class="p"·data-group-id="1161752345-20">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="116175234[·...·truncated·by·diffoscope;·len:·300,·SHA:·2c7b3e82e41d76c02d1546e4effb47400605bc401f01949ef3f7fb9667b80207·...·]5-19">}</span><span·class="p">,</span><span·class="w"> |
| 225 | ··</span><span·class="p"·data-group-id="1 | 225 | ··</span><span·class="p"·data-group-id="1161752345-21">{</span><span·class="p"·data-group-id="1161752345-22">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="ss">open</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1161752345-22">}</sp[·...·truncated·by·diffoscope;·len:·300,·SHA:·55638a9c79af8c1bace2187265fc6b57c7f51adb80d685a188a2874c62a3cd22·...·]5-21">}</span><span·class="p">,</span><span·class="w"> |
| 226 | ··</span><span·class="p"·data-group-id="1 | 226 | ··</span><span·class="p"·data-group-id="1161752345-23">{</span><span·class="p"·data-group-id="1161752345-24">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">map</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1161752345-24">}</sp[·...·truncated·by·diffoscope;·len:·300,·SHA:·5caaa8b925906a4589177d82f2cfbc38a856d42603e5d91edc17e250fb4fd454·...·]5-23">}</span><span·class="p">,</span><span·class="w"> |
| 227 | ··</span><span·class="p"·data-group-id="1 | 227 | ··</span><span·class="p"·data-group-id="1161752345-25">{</span><span·class="p"·data-group-id="1161752345-26">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">seq</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1161752345-26">}</sp[·...·truncated·by·diffoscope;·len:·300,·SHA:·47ec09f4b5df4d5b97ce5d0c93f658147b62efdc9ff8814754d3571e3f97e8eb·...·]5-25">}</span><span·class="p">,</span><span·class="w"> |
| 228 | ··</span><span·class="p"·data-group-id="1 | 228 | ··</span><span·class="p"·data-group-id="1161752345-27">{</span><span·class="p"·data-group-id="1161752345-28">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="ss">write</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1161752345-28">}</s[·...·truncated·by·diffoscope;·len:·408,·SHA:·10b317571b9bb7272f3b3f4e059827e141d9ea98672f23f7f3afaa49f3faaed9·...·]5-10">}</span><span·class="p">.</span></code></pre><p>The·printout·consists·of·one·paragraph·per·called·function.·The·function |
| 229 | <em>marked</em>·with·<code·class="inline">%</code>·is·the·one·the·paragraph·concerns·—·<code·class="inline">foo:create_file_slow/2</code>. | 229 | <em>marked</em>·with·<code·class="inline">%</code>·is·the·one·the·paragraph·concerns·—·<code·class="inline">foo:create_file_slow/2</code>. |
| 230 | Above·the·marked·function·are·the·<em>calling</em>·functions·—·those·that·has·called | 230 | Above·the·marked·function·are·the·<em>calling</em>·functions·—·those·that·has·called |
| 231 | the·marked,·and·below·are·those·<em>called</em>·by·the·marked·function.</p><p>The·paragraphs·are·per·default·sorted·in·descending·order·of·the·<code·class="inline">ACC</code>·column·for | 231 | the·marked,·and·below·are·those·<em>called</em>·by·the·marked·function.</p><p>The·paragraphs·are·per·default·sorted·in·descending·order·of·the·<code·class="inline">ACC</code>·column·for |
| 232 | the·marked·function.·The·calling·list·and·called·list·within·one·paragraph·are | 232 | the·marked·function.·The·calling·list·and·called·list·within·one·paragraph·are |
| 233 | also·per·default·sorted·in·descending·order·of·their·<code·class="inline">ACC</code>·column.</p><p>The·columns·are:</p><ul><li><code·class="inline">CNT</code>·-·the·number·of·times·the·function·has·been·called</li><li><code·class="inline">ACC</code>·-·the·time·spent·in·the·function·including·called·functions</li><li><code·class="inline">OWN</code>·-·the·time·spent·in·the·function·not·including·called·functions</li></ul><p>The·rows·for·the·<em>calling</em>·functions·contain·statistics·for·the·<em>marked</em> | 233 | also·per·default·sorted·in·descending·order·of·their·<code·class="inline">ACC</code>·column.</p><p>The·columns·are:</p><ul><li><code·class="inline">CNT</code>·-·the·number·of·times·the·function·has·been·called</li><li><code·class="inline">ACC</code>·-·the·time·spent·in·the·function·including·called·functions</li><li><code·class="inline">OWN</code>·-·the·time·spent·in·the·function·not·including·called·functions</li></ul><p>The·rows·for·the·<em>calling</em>·functions·contain·statistics·for·the·<em>marked</em> |
| 234 | function·with·the·constraint·that·only·the·occasions·when·a·call·was·made·from | 234 | function·with·the·constraint·that·only·the·occasions·when·a·call·was·made·from |
| 235 | the·<em>row's</em>·function·to·the·<em>marked</em>·function·are·accounted·for.</p><p>The·row·for·the·<em>marked</em>·function·simply·contains·the·sum·of·all·<em>calling</em>·rows.</p><p>The·rows·for·the·<em>called</em>·functions·contains·statistics·for·the·<em>row's</em>·function | 235 | the·<em>row's</em>·function·to·the·<em>marked</em>·function·are·accounted·for.</p><p>The·row·for·the·<em>marked</em>·function·simply·contains·the·sum·of·all·<em>calling</em>·rows.</p><p>The·rows·for·the·<em>called</em>·functions·contains·statistics·for·the·<em>row's</em>·function |
| Offset 242, 109 lines modified | Offset 242, 109 lines modified | ||
| 242 | execution.·It·spent·most·of·its·time·in·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#close/1"><code·class="inline">file:close/1</code></a>.·The·function | 242 | execution.·It·spent·most·of·its·time·in·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#close/1"><code·class="inline">file:close/1</code></a>.·The·function |
| 243 | <code·class="inline">foo:create_file_slow/3</code>·that·writes·3/4·of·the·file·contents·is·the·second | 243 | <code·class="inline">foo:create_file_slow/3</code>·that·writes·3/4·of·the·file·contents·is·the·second |
| 244 | biggest·time·thief.</p><p>We·also·see·that·the·call·to·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>·that·writes·1/4·of·the·file·contents | 244 | biggest·time·thief.</p><p>We·also·see·that·the·call·to·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>·that·writes·1/4·of·the·file·contents |
| 245 | takes·very·little·time·in·itself.·What·takes·time·is·to·build·the·data | 245 | takes·very·little·time·in·itself.·What·takes·time·is·to·build·the·data |
| 246 | (<a·href="../../../../lib/stdlib-6.2/doc/html/lists.html#seq/2"><code·class="inline">lists:seq/2</code></a>·and·<a·href="../../../../lib/stdlib-6.2/doc/html/lists.html#map/2"><code·class="inline">lists:map/2</code></a>).</p><p>The·function·<code·class="inline">undefined</code>·that·has·called·<code·class="inline">fprof:apply_start_stop/4</code>·is·an | 246 | (<a·href="../../../../lib/stdlib-6.2/doc/html/lists.html#seq/2"><code·class="inline">lists:seq/2</code></a>·and·<a·href="../../../../lib/stdlib-6.2/doc/html/lists.html#map/2"><code·class="inline">lists:map/2</code></a>).</p><p>The·function·<code·class="inline">undefined</code>·that·has·called·<code·class="inline">fprof:apply_start_stop/4</code>·is·an |
| 247 | unknown·function·because·that·call·was·not·recorded·in·the·trace.·It·was·only | 247 | unknown·function·because·that·call·was·not·recorded·in·the·trace.·It·was·only |
| 248 | recorded·that·the·execution·returned·from·<code·class="inline">fprof:apply_start_stop/4</code>·to·some | 248 | recorded·that·the·execution·returned·from·<code·class="inline">fprof:apply_start_stop/4</code>·to·some |
| 249 | other·function·above·in·the·call·stack,·or·that·the·process·exited·from·there.</p><p>Let·us·continue·down·the·printout·to·find:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 249 | other·function·above·in·the·call·stack,·or·that·the·process·exited·from·there.</p><p>Let·us·continue·down·the·printout·to·find:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5709091250-1">{</span><span·class="p"·data-group-id="5709091250-2">[</span><span·class="p"·data-group-id="5709091250-3">{</span><span·class="p"·data-group-id="5709091250-4">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_[·...·truncated·by·diffoscope;·len:·405,·SHA:·51c36c42e07d3f8694a8af50fefa9e16baa6d5df66a2be0d57c3d88f4e4f0078·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 250 | ··</span><span·class="p"·data-group-id=" | 250 | ··</span><span·class="p"·data-group-id="5709091250-5">{</span><span·class="p"·data-group-id="5709091250-6">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="5709091250[·...·truncated·by·diffoscope;·len:·352,·SHA:·70a814d69b751fce7ea70897784852fb8b78121367c40c2be7b998d36f58f48f·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 251 | ·</span><span·class="p"·data-group-id=" | 251 | ·</span><span·class="p"·data-group-id="5709091250-7">{</span><span·class="w">·</span><span·class="p"·data-group-id="5709091250-8">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·323,·SHA:·088310086367977918472bdde26f2f68b26c0df6224c13a441d6c1901fa631eb·...·]-7">}</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%</span><span·class="w"> |
| 252 | ·</span><span·class="p"·data-group-id=" | 252 | ·</span><span·class="p"·data-group-id="5709091250-9">[</span><span·class="p"·data-group-id="5709091250-10">{</span><span·class="p"·data-group-id="5709091250-11">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="ss">write</span><span·class="p">,</span><span·class="mi">2</s[·...·truncated·by·diffoscope;·len:·355,·SHA:·b4f3e9afcaa1968119daa01b3fe0078c1272c25e439b4969750cce33bc10d897·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 253 | ··</span><span·class="p"·data-group-id=" | 253 | ··</span><span·class="p"·data-group-id="5709091250-12">{</span><span·class="ss">suspend</span><span·class="p">,</span><span·class="w">······························</span><span·class="mi">57</span><span·class="p">,</span><span·class="w">····</span><span·class="mf">6.041</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·102,·SHA:·cb3fae33ef1f8322bd3c8b10c34cafc6db4e165525cd62abad64cdcaa3ca707d·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 254 | ··</span><span·class="p"·data-group-id=" | 254 | ··</span><span·class="p"·data-group-id="5709091250-13">{</span><span·class="p"·data-group-id="5709091250-14">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="57090912[·...·truncated·by·diffoscope;·len:·409,·SHA:·bf8d9699bf871f8f8215edbd76b57c55e376b24ddffb5da4fc9eea45c4889789·...·]-1">}</span><span·class="p">.</span></code></pre><p>If·you·compare·with·the·code·you·will·see·there·also·that |
| 255 | <code·class="inline">foo:create_file_slow/3</code>·was·called·only·from·<code·class="inline">foo:create_file_slow/2</code>·and | 255 | <code·class="inline">foo:create_file_slow/3</code>·was·called·only·from·<code·class="inline">foo:create_file_slow/2</code>·and |
| 256 | itself,·and·called·only·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>,·note·the·number·of·calls·to | 256 | itself,·and·called·only·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>,·note·the·number·of·calls·to |
| 257 | <a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>.·But·here·we·see·that·<code·class="inline">suspend</code>·was·called·a·few·times.·This·is·a | 257 | <a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>.·But·here·we·see·that·<code·class="inline">suspend</code>·was·called·a·few·times.·This·is·a |
| 258 | pseudo·function·that·indicates·that·the·process·was·suspended·while·executing·in | 258 | pseudo·function·that·indicates·that·the·process·was·suspended·while·executing·in |
| 259 | <code·class="inline">foo:create_file_slow/3</code>,·and·since·there·is·no·<code·class="inline">receive</code>·or·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#yield/0"><code·class="inline">erlang:yield/0</code></a>·in | 259 | <code·class="inline">foo:create_file_slow/3</code>,·and·since·there·is·no·<code·class="inline">receive</code>·or·<a·href="../../../../erts-15.2.2/doc/html/erlang.html#yield/0"><code·class="inline">erlang:yield/0</code></a>·in |
| 260 | the·code,·it·must·be·Erlang·scheduling·suspensions,·or·the·trace·file·driver | 260 | the·code,·it·must·be·Erlang·scheduling·suspensions,·or·the·trace·file·driver |
| 261 | compensating·for·large·file·write·operations·(these·are·regarded·as·a·schedule | 261 | compensating·for·large·file·write·operations·(these·are·regarded·as·a·schedule |
| 262 | out·followed·by·a·schedule·in·to·the·same·process).</p><p>Let·us·find·the·<code·class="inline">suspend</code>·entry:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 262 | out·followed·by·a·schedule·in·to·the·same·process).</p><p>Let·us·find·the·<code·class="inline">suspend</code>·entry:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8478020210-1">{</span><span·class="p"·data-group-id="8478020210-2">[</span><span·class="p"·data-group-id="8478020210-3">{</span><span·class="p"·data-group-id="8478020210-4">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="ss">write<[·...·truncated·by·diffoscope;·len:·405,·SHA:·2b8950484dfe537b6f57bb4ec2844bfd2e4e0328668e7e4280d8855957dca699·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 263 | ··</span><span·class="p"·data-group-id=" | 263 | ··</span><span·class="p"·data-group-id="8478020210-5">{</span><span·class="p"·data-group-id="8478020210-6">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="8478020210[·...·truncated·by·diffoscope;·len:·299,·SHA:·6a7d74fbf77afa04c5a9e844784919fb085c6edc10ee6d69fbbcd9559c0cf4fa·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 264 | ··</span><span·class="p"·data-group-id=" | 264 | ··</span><span·class="p"·data-group-id="8478020210-7">{</span><span·class="p"·data-group-id="8478020210-8">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">drv_command</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="847802021[·...·truncated·by·diffoscope;·len:·299,·SHA:·30d200f6183bc48e4717f3fc53c4eaecaab7dda2ff7ad60c67f2181463f02397·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 265 | ··</span><span·class="p"·data-group-id=" | 265 | ··</span><span·class="p"·data-group-id="8478020210-9">{</span><span·class="p"·data-group-id="8478020210-10">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">drv_get_response</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="847[·...·truncated·by·diffoscope;·len:·301,·SHA:·eb102b291b5d5e522deb8b41810aca6af4c3b44f72812d6287bc16ef7c968f53·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 266 | ··</span><span·class="p"·data-group-id=" | 266 | ··</span><span·class="p"·data-group-id="8478020210-11">{</span><span·class="p"·data-group-id="8478020210-12">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">map</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="8478020210-12">}</s[·...·truncated·by·diffoscope;·len:·302,·SHA:·46ed221ca1d2028362cd8848fdbb8e576908c53f61ed0451d0e8f0a932b467cd·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 267 | ··</span><span·class="p"·data-group-id=" | 267 | ··</span><span·class="p"·data-group-id="8478020210-13">{</span><span·class="p"·data-group-id="8478020210-14">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">write</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="8478020210-14[·...·truncated·by·diffoscope;·len:·302,·SHA:·04842fc7a1482a4b58e297bdcc96e77bcb8f7e2af194d6cec7c002c552af855b·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 268 | ··</span><span·class="p"·data-group-id=" | 268 | ··</span><span·class="p"·data-group-id="8478020210-15">{</span><span·class="p"·data-group-id="8478020210-16">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="nb">port_command</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="847802021[·...·truncated·by·diffoscope;·len:·302,·SHA:·6be845715f88e3b1dec6d84c44c8b6a8888c455991f236380e0e5cf9fa68722a·...·]-15">}</span><span·class="p">,</span><span·class="w"> |
| 269 | ··</span><span·class="p"·data-group-id=" | 269 | ··</span><span·class="p"·data-group-id="8478020210-17">{</span><span·class="p"·data-group-id="8478020210-18">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">drv_command</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="8478020[·...·truncated·by·diffoscope;·len:·302,·SHA:·65e0de9380ac964b58620120acfd72a994ca0407bc30ffaa3b965b9b3940ebdf·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 270 | ··</span><span·class="p"·data-group-id=" | 270 | ··</span><span·class="p"·data-group-id="8478020210-19">{</span><span·class="p"·data-group-id="8478020210-20">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">translate_response</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·302,·SHA:·330d76c86a998153ea330ce1f1ac1cf4b419e0a55ce66d9ae59ed00532c6ab77·...·]-19">}</span><span·class="p">,</span><span·class="w"> |
| 271 | ··</span><span·class="p"·data-group-id=" | 271 | ··</span><span·class="p"·data-group-id="8478020210-21">{</span><span·class="p"·data-group-id="8478020210-22">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">'-drv_command/2-fun-0-'</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·312,·SHA:·eaa124a3d44e076434e301c43f2ff7b65550dc6546541592c104977d5f09cf2b·...·]-21">}</span><span·class="p">,</span><span·class="w"> |
| 272 | ··</span><span·class="p"·data-group-id=" | 272 | ··</span><span·class="p"·data-group-id="8478020210-23">{</span><span·class="p"·data-group-id="8478020210-24">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">seq</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="8478020210-24">}</s[·...·truncated·by·diffoscope;·len:·302,·SHA:·27333061095e74f3d70aa71d19e293b46518698c7f40f4efed2eea8a478a4f80·...·]-23">}</span><span·class="p">,</span><span·class="w"> |
| 273 | ··</span><span·class="p"·data-group-id=" | 273 | ··</span><span·class="p"·data-group-id="8478020210-25">{</span><span·class="p"·data-group-id="8478020210-26">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">'-create_file_slow/2-fun-0-'</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·311,·SHA:·0db5f9cfc5861564760e890f4d8182452a347b0e1bfa002eedc0edb58bdbafe6·...·]-25">}</span><span·class="p">,</span><span·class="w"> |
| 274 | ··</span><span·class="p"·data-group-id=" | 274 | ··</span><span·class="p"·data-group-id="8478020210-27">{</span><span·class="p"·data-group-id="8478020210-28">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="nb">bump_reductions</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="847802[·...·truncated·by·diffoscope;·len:·302,·SHA:·1342d93331559ca832d20b0838744dfe4b87395d55f02395aad3a106213aa62b·...·]-27">}</span><span·class="p">,</span><span·class="w"> |
| 275 | ··</span><span·class="p"·data-group-id=" | 275 | ··</span><span·class="p"·data-group-id="8478020210-29">{</span><span·class="p"·data-group-id="8478020210-30">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">open_int_setopts</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="84[·...·truncated·by·diffoscope;·len:·302,·SHA:·f02b35f70673cc0394bd57e683024921528b56778375134016cecb9aef84eed3·...·]-29">}</span><span·class="p">,</span><span·class="w"> |
| 276 | ··</span><span·class="p"·data-group-id=" | 276 | ··</span><span·class="p"·data-group-id="8478020210-31">{</span><span·class="p"·data-group-id="8478020210-32">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">i32</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="8478020210-32">[·...·truncated·by·diffoscope;·len:·302,·SHA:·249d924636266e087964a37d0f2f34bf6501ec4fe61715c29248c695cae5b86b·...·]-31">}</span><span·class="p">,</span><span·class="w"> |
| 277 | ··</span><span·class="p"·data-group-id=" | 277 | ··</span><span·class="p"·data-group-id="8478020210-33">{</span><span·class="p"·data-group-id="8478020210-34">{</span><span·class="ss">fprof</span><span·class="p">,</span><span·class="ss">apply_start_stop</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="847802[·...·truncated·by·diffoscope;·len:·356,·SHA:·ebbfaa638606edeaea5beae2b020ebd56c6450e6e0a79910efff290344d914e9·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 278 | ·</span><span·class="p"·data-group-id=" | 278 | ·</span><span·class="p"·data-group-id="8478020210-35">{</span><span·class="w">·</span><span·class="ss">suspend</span><span·class="p">,</span><span·class="w">·····························</span><span·class="mi">299</span><span·class="p">,</span><span·class="w">···</span><span·class="mf">32.002</[·...·truncated·by·diffoscope;·len:·126,·SHA:·20d529b0a87b39c3a2b983050ab0f79f7b177f8d53ff44976ff1a41e08303e58·...·]-35">}</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%</span><span·class="w"> |
| 279 | ·</span><span·class="p"·data-group-id=" | 279 | ·</span><span·class="p"·data-group-id="8478020210-36">[</span><span·class="w">·</span><span·class="p"·data-group-id="8478020210-36">]</span><span·class="p"·data-group-id="8478020210-1">}</span><span·class="p">.</span></code></pre><p>We·find·no·particularly·long·suspend·times,·so·no·function·seems·to·have·waited |
| 280 | in·a·receive·statement.·Actually,·<code·class="inline">prim_file:drv_command/4</code>·contains·a·receive | 280 | in·a·receive·statement.·Actually,·<code·class="inline">prim_file:drv_command/4</code>·contains·a·receive |
| 281 | statement,·but·in·this·test·program,·the·message·lies·in·the·process·receive | 281 | statement,·but·in·this·test·program,·the·message·lies·in·the·process·receive |
| 282 | buffer·when·the·receive·statement·is·entered.·We·also·see·that·the·total·suspend | 282 | buffer·when·the·receive·statement·is·entered.·We·also·see·that·the·total·suspend |
| 283 | time·for·the·test·run·is·small.</p><p>The·<code·class="inline">suspend</code>·pseudo·function·has·an·<code·class="inline">OWN</code>·time·of·zero.·This·is·to·prevent | 283 | time·for·the·test·run·is·small.</p><p>The·<code·class="inline">suspend</code>·pseudo·function·has·an·<code·class="inline">OWN</code>·time·of·zero.·This·is·to·prevent |
| 284 | the·process·total·<code·class="inline">OWN</code>·time·from·including·time·in·suspension.·Whether·suspend | 284 | the·process·total·<code·class="inline">OWN</code>·time·from·including·time·in·suspension.·Whether·suspend |
| 285 | time·is·really·<code·class="inline">ACC</code>·or·<code·class="inline">OWN</code>·time·is·more·of·a·philosophical·question.</p><p>Now·we·look·at·another·interesting·pseudo·function,·<code·class="inline">garbage_collect</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4 | 285 | time·is·really·<code·class="inline">ACC</code>·or·<code·class="inline">OWN</code>·time·is·more·of·a·philosophical·question.</p><p>Now·we·look·at·another·interesting·pseudo·function,·<code·class="inline">garbage_collect</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4904924825-1">{</span><span·class="p"·data-group-id="4904924825-2">[</span><span·class="p"·data-group-id="4904924825-3">{</span><span·class="p"·data-group-id="4904924825-4">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">dr[·...·truncated·by·diffoscope;·len:·404,·SHA:·33c5887ca28ca2dd276644d574108768ac82a68cda92266b6db39e927ee6aca8·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 286 | ··</span><span·class="p"·data-group-id="4 | 286 | ··</span><span·class="p"·data-group-id="4904924825-5">{</span><span·class="p"·data-group-id="4904924825-6">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">write</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="4904924825-6">}<[·...·truncated·by·diffoscope;·len:·298,·SHA:·246e54b2df1408f1bfae74f0a2efdd165f2f72e3231553648211c6613f601739·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 287 | ··</span><span·class="p"·data-group-id="4 | 287 | ··</span><span·class="p"·data-group-id="4904924825-7">{</span><span·class="p"·data-group-id="4904924825-8">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">map</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="4904924825-8">}</span>[·...·truncated·by·diffoscope;·len:·351,·SHA:·67ffa74c855ec55afde7acd2a62e7ee7fcb18063644970ddb1869fd86a4250e9·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 288 | ·</span><span·class="p"·data-group-id="4 | 288 | ·</span><span·class="p"·data-group-id="4904924825-9">{</span><span·class="w">·</span><span·class="nb">garbage_collect</span><span·class="p">,</span><span·class="w">······················</span><span·class="mi">43</span><span·class="p">,</span><span·class="w">····</span><span·class="mf">1.760</sp[·...·truncated·by·diffoscope;·len:·124,·SHA:·4f628de119c3049375acf22642bcab45596ae47086e2a7dca08640b5bf7041e2·...·]-9">}</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%</span><span·class="w"> |
| 289 | ·</span><span·class="p"·data-group-id="4 | 289 | ·</span><span·class="p"·data-group-id="4904924825-10">[</span><span·class="w">·</span><span·class="p"·data-group-id="4904924825-10">]</span><span·class="p"·data-group-id="4904924825-1">}</span><span·class="p">.</span></code></pre><p>Here·we·see·that·no·function·stands·out,·which·is·very·normal.</p><p>The·<code·class="inline">garbage_collect</code>·pseudo·function·has·not·an·<code·class="inline">OWN</code>·time·of·zero·like |
| 290 | <code·class="inline">suspend</code>,·instead·it·is·equal·to·the·<code·class="inline">ACC</code>·time.</p><p>Garbage·collection·often·occurs·while·a·process·is·suspended,·but·<code·class="inline">fprof</code>·hides | 290 | <code·class="inline">suspend</code>,·instead·it·is·equal·to·the·<code·class="inline">ACC</code>·time.</p><p>Garbage·collection·often·occurs·while·a·process·is·suspended,·but·<code·class="inline">fprof</code>·hides |
| 291 | this·fact·by·pretending·that·the·suspended·function·was·first·unsuspended·and | 291 | this·fact·by·pretending·that·the·suspended·function·was·first·unsuspended·and |
| 292 | then·garbage·collected.·Otherwise·the·printout·would·show·<code·class="inline">garbage_collect</code> | 292 | then·garbage·collected.·Otherwise·the·printout·would·show·<code·class="inline">garbage_collect</code> |
| 293 | being·called·from·<code·class="inline">suspend</code>,·but·not·which·function·that·might·have·caused·the | 293 | being·called·from·<code·class="inline">suspend</code>,·but·not·which·function·that·might·have·caused·the |
| 294 | garbage·collection.</p><p>Let·us·now·get·back·to·the·test·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 294 | garbage·collection.</p><p>Let·us·now·get·back·to·the·test·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3670513142-1">{</span><span·class="p"·data-group-id="3670513142-2">[</span><span·class="p"·data-group-id="3670513142-3">{</span><span·class="p"·data-group-id="3670513142-4">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_[·...·truncated·by·diffoscope;·len:·405,·SHA:·98bc1a1d6968cf132298fdc1ad9306cc32eba2586a19437fb2e983911d4cd7f1·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 295 | ··</span><span·class="p"·data-group-id=" | 295 | ··</span><span·class="p"·data-group-id="3670513142-5">{</span><span·class="p"·data-group-id="3670513142-6">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3670513142[·...·truncated·by·diffoscope;·len:·352,·SHA:·8e8bf0861cbd7be58d1e9e0b71f46845d74a35b791a152ead5e9cd57dec9a707·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 296 | ·</span><span·class="p"·data-group-id=" | 296 | ·</span><span·class="p"·data-group-id="3670513142-7">{</span><span·class="w">·</span><span·class="p"·data-group-id="3670513142-8">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="ss">write</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·323,·SHA:·03e0e982a09a90b4fddc47b7e622f85a5863ff7516637791c04d9acf76b224a7·...·]-7">}</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%</span><span·class="w"> |
| 297 | ·</span><span·class="p"·data-group-id=" | 297 | ·</span><span·class="p"·data-group-id="3670513142-9">[</span><span·class="p"·data-group-id="3670513142-10">{</span><span·class="p"·data-group-id="3670513142-11">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">write</span><span·class="p">,</span><span·class="mi"[·...·truncated·by·diffoscope;·len:·355,·SHA:·bde1df528936802fc7c8825dc6fa4525965a836fda05cec230132afaecc8b4e9·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 298 | ··</span><span·class="p"·data-group-id=" | 298 | ··</span><span·class="p"·data-group-id="3670513142-12">{</span><span·class="ss">suspend</span><span·class="p">,</span><span·class="w">······························</span><span·class="mi">53</span><span·class="p">,</span><span·class="w">····</span><span·class="mf">6.281</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·209,·SHA:·20e82d8089bbc4a7957b6347a58bfc711fe471ff9e6ff11042e8bcec22afcc21·...·]-1">}</span><span·class="p">.</span></code></pre><p>Not·unexpectedly,·we·see·that·<a·href="../../../../lib/kernel-10.2.2/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>·was·called·from |
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| 172 | ··<a·href="#immediate-profiling"·class="hover-link"> | 172 | ··<a·href="#immediate-profiling"·class="hover-link"> |
| 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 174 | ··</a> | 174 | ··</a> |
| 175 | ··<span·class="text">Immediate·profiling</span> | 175 | ··<span·class="text">Immediate·profiling</span> |
| 176 | </h2> | 176 | </h2> |
| 177 | <p>It·is·also·possible·to·trace·immediately·into·the·profiling·process·that·creates | 177 | <p>It·is·also·possible·to·trace·immediately·into·the·profiling·process·that·creates |
| 178 | the·raw·profile·data,·that·is·to·short·circuit·the·tracing·and·profiling·steps | 178 | the·raw·profile·data,·that·is·to·short·circuit·the·tracing·and·profiling·steps |
| 179 | so·that·the·filesystem·is·not·used·for·tracing.</p><p>Do·something·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 179 | so·that·the·filesystem·is·not·used·for·tracing.</p><p>Do·something·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2679922386-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tracer</span><span·class="p"·data-group-id="2679922386-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·201,·SHA:·8105e05395f72230cdb40c7a8f621510624512bb29b7cd340f97bc2275ee02e2·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 180 | </span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id=" | 180 | </span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id="2679922386-3">(</span><span·class="p"·data-group-id="2679922386-4">[</span><span·class="ss">start</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2679922386-5">{</span><span·class="ss">tracer</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·203,·SHA:·91021a2300c65dd1d50dfdb0be2aea8f5507fa3e65122842b94bf9ae9c2a8926·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 181 | </span><span·class="c1">%%·Run·code·to·profile</span><span·class="w"> | 181 | </span><span·class="c1">%%·Run·code·to·profile</span><span·class="w"> |
| 182 | </span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id=" | 182 | </span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id="2679922386-6">(</span><span·class="ss">stop</span><span·class="p"·data-group-id="2679922386-6">)</span><span·class="p">;</span></code></pre><p>This·puts·less·load·on·the·filesystem,·but·much·more·load·on·the·Erlang·runtime |
| 183 | system.</p> | 183 | system.</p> |
| 184 | </div> | 184 | </div> |
| 185 | <div·class="bottom-actions"·id="bottom-actions"> | 185 | <div·class="bottom-actions"·id="bottom-actions"> |
| 186 | ··<div·class="bottom-actions-item"> | 186 | ··<div·class="bottom-actions-item"> |
| 187 | ······<a·href="erlang_mode_chapter.html"·class="bottom-actions-button"·rel="prev"> | 187 | ······<a·href="erlang_mode_chapter.html"·class="bottom-actions-button"·rel="prev"> |
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| 227 | ······<p·class="built-using"> | 227 | ······<p·class="built-using"> |
| 228 | ········Built·using | 228 | ········Built·using |
| 229 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 229 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 230 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 230 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 231 | ······</p> | 231 | ······</p> |
| 232 | <p>Copyright·©·1996-202 | 232 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 233 | ····</footer> | 233 | ····</footer> |
| 234 | ··</div> | 234 | ··</div> |
| 235 | </main> | 235 | </main> |
| 236 | </div> | 236 | </div> |
| 237 | <script> | 237 | <script> |
| 238 | ··function·mermaidLoaded()·{ | 238 | ··function·mermaidLoaded()·{ |
| 239 | ····mermaid.initialize({ | 239 | ····mermaid.initialize({ |
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| 1777 | ······<p·class="built-using"> | 1777 | ······<p·class="built-using"> |
| 1778 | ········Built·using | 1778 | ········Built·using |
| 1779 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1779 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1780 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1780 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1781 | ······</p> | 1781 | ······</p> |
| 1782 | <p>Copyright·©·1996-202 | 1782 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1783 | ····</footer> | 1783 | ····</footer> |
| 1784 | ··</div> | 1784 | ··</div> |
| 1785 | </main> | 1785 | </main> |
| 1786 | </div> | 1786 | </div> |
| 1787 | <script> | 1787 | <script> |
| 1788 | ··function·mermaidLoaded()·{ | 1788 | ··function·mermaidLoaded()·{ |
| 1789 | ····mermaid.initialize({ | 1789 | ····mermaid.initialize({ |
| Offset 229, 28 lines modified | Offset 229, 28 lines modified | ||
| 229 | ··<nonode@nohost.104.0>····5140··········0.7782········108 | 229 | ··<nonode@nohost.104.0>····5140··········0.7782········108 |
| 230 | ok</code></pre><h2·id="example-with-mnesia-transaction-benchmark"·class="section-heading"> | 230 | ok</code></pre><h2·id="example-with-mnesia-transaction-benchmark"·class="section-heading"> |
| 231 | ··<a·href="#example-with-mnesia-transaction-benchmark"·class="hover-link"> | 231 | ··<a·href="#example-with-mnesia-transaction-benchmark"·class="hover-link"> |
| 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 233 | ··</a> | 233 | ··</a> |
| 234 | ··<span·class="text">Example·with·Mnesia·Transaction·Benchmark</span> | 234 | ··<span·class="text">Example·with·Mnesia·Transaction·Benchmark</span> |
| 235 | </h2> | 235 | </h2> |
| 236 | <p>From·the·Erlang·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id=" | 236 | <p>From·the·Erlang·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id="5440399792-1">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">15.0</span><span·class="p"·data-group-id="5440399792-1">]</span><span·class="w">·</span><span·class="p"·data-group-id="5440399792-2">[</span><span·class="mi">64</spa[·...·truncated·by·diffoscope;·len:·1287,·SHA:·3d8e6a0444683c68aa194144ede21822cb7b7c4fb70a2ede4595d8012316df52·...·]-7">]</span><span·class="w"> |
| 237 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">·</span><span·class="p"·data-group-id=" | 237 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">·</span><span·class="p"·data-group-id="5440399792-8">(</span><span·class="ss">press</span><span·class="w">·</span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">G</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">abort</span><sp[·...·truncated·by·diffoscope;·len:·399,·SHA:·fd795dddf4f36c5bfa4509a81370dd358fd467cd449c26db3f4f2844cb02a032·...·]-8">)</span><span·class="gp·unselectable"> |
| 238 | 1>·</span><span·class="n">Conf</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 238 | 1>·</span><span·class="n">Conf</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5440399792-10">[</span><span·class="p"·data-group-id="5440399792-11">{</span><span·class="ss">db_nodes</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5440399792-12">[</span><span·class="nf">node</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·1155,·SHA:·2055cbb55fa3756b3bc128103dafdf87fc81c78d8283c711e52d742460f4680e·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 239 | ····</span><span·class="p"·data-group-id=" | 239 | ····</span><span·class="p"·data-group-id="5440399792-20">{</span><span·class="ss">n_drivers_per_node</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">10</span><span·class="p"·data-group-id="5440399792-20">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"[·...·truncated·by·diffoscope;·len:·465,·SHA:·772b815415e00e10c8632b990fcbf0511941b83ecb31c4b9aeed15993bbf861c·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 240 | ····</span><span·class="p"·data-group-id=" | 240 | ····</span><span·class="p"·data-group-id="5440399792-23">{</span><span·class="ss">replica_type</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ram_copies</span><span·class="p"·data-group-id="5440399792-23">}</span><span·class="p">,</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·519,·SHA:·02bc3e87eb04589dd54d4ac0bca57ce0ede96e7814416ad7ea11408cc440be4a·...·]-10">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 241 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 242 | 2>·</span><span·class="nc">mnesia_tpcb</span><span·class="p">:</span><span·class="nf">init</span><span·class="p"·data-group-id=" | 242 | 2>·</span><span·class="nc">mnesia_tpcb</span><span·class="p">:</span><span·class="nf">init</span><span·class="p"·data-group-id="5440399792-26">(</span><span·class="p"·data-group-id="5440399792-27">[</span><span·class="p"·data-group-id="5440399792-28">{</span><span·class="ss">use_running_mnesia</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·[·...·truncated·by·diffoscope;·len:·194,·SHA:·42ea136f23e24973a4379bbf16de353cad54c0b6af33e3fd5e5382ab1924c796·...·]-26">)</span><span·class="p">.</span><span·class="w"> |
| 243 | ····</span><span·class="p">.</span><span·class="w"> | 243 | ····</span><span·class="p">.</span><span·class="w"> |
| 244 | ····</span><span·class="p">.</span><span·class="w"> | 244 | ····</span><span·class="p">.</span><span·class="w"> |
| 245 | ····</span><span·class="p">.</span><span·class="w"> | 245 | ····</span><span·class="p">.</span><span·class="w"> |
| 246 | </span><span·class="ss">ignore</span></code></pre><p>Initial·configuring·of·the·benchmark·is·done.·It·is·time·to·profile·the·actual | 246 | </span><span·class="ss">ignore</span></code></pre><p>Initial·configuring·of·the·benchmark·is·done.·It·is·time·to·profile·the·actual |
| 247 | Mnesia·benchmark:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">lcnt</span><span·class="p">:</span><span·class="nf">apply</span><span·class="p"·data-group-id=" | 247 | Mnesia·benchmark:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">lcnt</span><span·class="p">:</span><span·class="nf">apply</span><span·class="p"·data-group-id="5063815209-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="5063815209-2">(</span><span·class="p"·data-group-id="5063815209-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·836,·SHA:·f8d64a5e5b783efafec5221fbad911edb87cbcacf20c42a6cc8a99131e3877db·...·]-7">{</span><span·class="ss">use_running_mnesia</span><span·class="p">,</span><span·class="w"> |
| 248 | ····</span><span·class="ss">true</span><span·class="p"·data-group-id=" | 248 | ····</span><span·class="ss">true</span><span·class="p"·data-group-id="5063815209-7">}</span><span·class="p">|</span><span·class="n">Conf</span><span·class="p"·data-group-id="5063815209-6">]</span><span·class="p"·data-group-id="5063815209-5">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tps</span><sp[·...·truncated·by·diffoscope;·len:·138,·SHA:·df239e86518a85b28c29e3e5acf1fc505b110c70b181d5b048735eee54f18379·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 249 | ······</span><span·class="p">.</span><span·class="w"> | 249 | ······</span><span·class="p">.</span><span·class="w"> |
| 250 | ······</span><span·class="p">.</span><span·class="w"> | 250 | ······</span><span·class="p">.</span><span·class="w"> |
| 251 | ······</span><span·class="p">.</span><span·class="w"> | 251 | ······</span><span·class="p">.</span><span·class="w"> |
| 252 | </span><span·class="mf">50204.666666666664</span></code></pre><p>The·benchmark·runs·for·60·seconds·(followed·by·verification·and | 252 | </span><span·class="mf">50204.666666666664</span></code></pre><p>The·benchmark·runs·for·60·seconds·(followed·by·verification·and |
| 253 | analysis),·and·then·returns·the·number·of·transactions·per·seconds.</p><pre><code·class="text">4>·lcnt:swap_pid_keys(). | 253 | analysis),·and·then·returns·the·number·of·transactions·per·seconds.</p><pre><code·class="text">4>·lcnt:swap_pid_keys(). |
| 254 | ok | 254 | ok |
| 255 | 5>·lcnt:conflicts(). | 255 | 5>·lcnt:conflicts(). |
| Offset 346, 71 lines modified | Offset 346, 71 lines modified | ||
| 346 | problematic·if·they·begin·to·have·conflicts·even·if·it·is·not·shown·in·a | 346 | problematic·if·they·begin·to·have·conflicts·even·if·it·is·not·shown·in·a |
| 347 | particular·test.</p><h2·id="the-big-bang-benchmark"·class="section-heading"> | 347 | particular·test.</p><h2·id="the-big-bang-benchmark"·class="section-heading"> |
| 348 | ··<a·href="#the-big-bang-benchmark"·class="hover-link"> | 348 | ··<a·href="#the-big-bang-benchmark"·class="hover-link"> |
| 349 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 349 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 350 | ··</a> | 350 | ··</a> |
| 351 | ··<span·class="text">The·Big·Bang·Benchmark</span> | 351 | ··<span·class="text">The·Big·Bang·Benchmark</span> |
| 352 | </h2> | 352 | </h2> |
| 353 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 353 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2070202964-1">(</span><span·class="ss">big</span><span·class="p"·data-group-id="2070202964-1">)</span><span·class="p">.</span><span·class="w"> |
| 354 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 354 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2070202964-2">(</span><span·class="p"·data-group-id="2070202964-3">[</span><span·class="ss">bang</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="2070202964-3">]</span><span·class="p"·data-group-id="2070202964-2">)</span><span·class="p">.</span><span·class="w"> |
| 355 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id=" | 355 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="2070202964-4">(</span><span·class="p"·data-group-id="2070202964-5">[</span><span·class="p"·data-group-id="2070202964-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-6">[</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·143,·SHA:·5b5d1a9b8f1fcae4bc50cd1e594ef77385596ab1fd20954dd526e1ab602158e4·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 356 | ····</span><span·class="k">receive</span><span·class="w"> | 356 | ····</span><span·class="k">receive</span><span·class="w"> |
| 357 | » </span><span·class="p"·data-group-id=" | 357 | » </span><span·class="p"·data-group-id="2070202964-7">{</span><span·class="ss">procs</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Procs</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReportTo</span><span·class="p"·data-group-id="2070202964-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 358 | » ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id=" | 358 | » ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="2070202964-8">(</span><span·class="n">Procs</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-9">[</span><span·class="p"·data-group-id="2070202964-9">]</span><span·class="p">,</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·68,·SHA:·07432e171dcd9b7c10929293efa6520f46595330f722c93f24ff5003c0701821·...·]-8">)</span><span·class="w"> |
| 359 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 359 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 360 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id=" | 360 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="2070202964-10">(</span><span·class="p"·data-group-id="2070202964-11">[</span><span·class="p"·data-group-id="2070202964-11">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-12">[</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·149,·SHA:·6dbec37c39677e31260e37a6005a4a1c7046cd4698544d98c12967fb88425093·...·]-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 361 | ····</span><span·class="k">receive</span><span·class="w">·</span><span·class="p"·data-group-id=" | 361 | ····</span><span·class="k">receive</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-13">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p"·data-group-id="2070202964-13">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·406,·SHA:·fcd1ad33fde8bf9419fbd498e087cf637130f932ab9aa848cd9ced4d3ef8d04a·...·]-14">}</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 362 | ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="7994768465-16">(</span><span·class="p"·data-group-id="7994768465-17">[</span><span·class="p"·data-group-id="7994768465-17">]</span><span·class="p">,</span><span·class="p"·data-group-id="7994768465-18">[</span><span·class="p"·data-group-id="7994768465-18">]</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="7994768465-16">)</span><span·class="p">;</span><span·class="w"> | ||
| 363 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id=" | 362 | ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="2070202964-16">(</span><span·class="p"·data-group-id="2070202964-17">[</span><span·class="p"·data-group-id="2070202964-17">]</span><span·class="p">,</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·202,·SHA:·b0fdeb97cc0a1bf1a1d8816c0d0d4058c3800241e38bda130a5c41b70d6e21de·...·];</span><span·class="w"> |
| 363 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="2070202964-19">(</span><span·class="p"·data-group-id="2070202964-20">[</span><span·class="p"·data-group-id="2070202964-20">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-21">[</span><span·class="p"·data-group-id="2070202964-21">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReportTo</span><span·class="p"·data-group-id="2070202964-19">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 364 | ····</span><span·class="n">ReportTo</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 364 | ····</span><span·class="n">ReportTo</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-22">{</span><span·class="ss">done</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="2070202964-23">(</span><span·class="p"·data-group-id="2070202964-23">)</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·b7f760a9d2fcdf148c9ce3aa67ac1e0ad5f27ddc2e524b998e6be70db0e21b53·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 365 | ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="7994768465-24">(</span><span·class="p"·data-group-id="7994768465-25">[</span><span·class="p"·data-group-id="7994768465-25">]</span><span·class="p">,</span><span·class="p"·data-group-id="7994768465-26">[</span><span·class="p"·data-group-id="7994768465-26">]</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="7994768465-24">)</span><span·class="p">;</span><span·class="w"> | ||
| 366 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id=" | 365 | ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="2070202964-24">(</span><span·class="p"·data-group-id="2070202964-25">[</span><span·class="p"·data-group-id="2070202964-25">]</span><span·class="p">,</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·202,·SHA:·5ac34e2b648f780bfc546a43a449680e1c1410d6ef4d1fabe804d2f29b6da0bf·...·];</span><span·class="w"> |
| 366 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="2070202964-27">(</span><span·class="p"·data-group-id="2070202964-28">[</span><span·class="p"·data-group-id="2070202964-28">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-29">[</span><span·class="n">Po</span><span·class="p">|</span><span·class="n">Pos</span><span·class="p"·data-group-id="2070202964-29">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Pongers</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReportTo</span><span·class="p"·data-group-id="2070202964-27">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 367 | ····</span><span·class="k">receive</span><span·class="w"> | 367 | ····</span><span·class="k">receive</span><span·class="w"> |
| 368 | » </span><span·class="p"·data-group-id=" | 368 | » </span><span·class="p"·data-group-id="2070202964-30">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p"·data-group-id="2070202964-30">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 369 | » ····</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 369 | » ····</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-31">{</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="2070202964-32">(</span><span·class="p"·data-group-id="2070202964-32">)</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·b7f760a9d2fcdf148c9ce3aa67ac1e0ad5f27ddc2e524b998e6be70db0e21b53·...·]-31">}</span><span·class="p">,</span><span·class="w"> |
| 370 | » ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id=" | 370 | » ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="2070202964-33">(</span><span·class="p"·data-group-id="2070202964-34">[</span><span·class="p"·data-group-id="2070202964-34">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pongers</span><span·class="p">,</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·73,·SHA:·021900ba5965f10cba35893c9c1854ee1a46ac9122c0167cdf9fad7466594d4b·...·]-33">)</span><span·class="p">;</span><span·class="w"> |
| 371 | » </span><span·class="p"·data-group-id=" | 371 | » </span><span·class="p"·data-group-id="2070202964-35">{</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Po</span><span·class="p"·data-group-id="2070202964-35">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 372 | » ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id=" | 372 | » ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="2070202964-36">(</span><span·class="p"·data-group-id="2070202964-37">[</span><span·class="p"·data-group-id="2070202964-37">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pos</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·69,·SHA:·d9cea0ce45a82198e7e4c4c9f6093b0bfcfa2312e1cd1f6737ae6564f47e92e1·...·]-36">)</span><span·class="w"> |
| 373 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 373 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 374 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id=" | 374 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="2070202964-38">(</span><span·class="p"·data-group-id="2070202964-39">[</span><span·class="n">Pi</span><span·class="p">|</span><span·class="n">Pis</span><span·class="p"·data-group-id="2070202964-39">]</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·148,·SHA:·7d2cf3451fe6ce13471b08554bec061f858e82bd5b173af6b61f7f465e0aedf6·...·]-38">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 375 | ····</span><span·class="k">receive</span><span·class="w">·</span><span·class="p"·data-group-id=" | 375 | ····</span><span·class="k">receive</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-40">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p"·data-group-id="2070202964-40">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·406,·SHA:·715640c4dad37d5c05086e03ffa3b1a5d2d5d2c99c694f56567f94c10a3774b2·...·]-41">}</span><span·class="w"> |
| 376 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w"> | 376 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w"> |
| 377 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 377 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 378 | ····</span><span·class="n">Pi</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 378 | ····</span><span·class="n">Pi</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-43">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="2070202964-44">(</span><span·class="p"·data-group-id="2070202964-44">)</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·b7f760a9d2fcdf148c9ce3aa67ac1e0ad5f27ddc2e524b998e6be70db0e21b53·...·]-43">}</span><span·class="p">,</span><span·class="w"> |
| 379 | ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id=" | 379 | ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="2070202964-45">(</span><span·class="n">Pis</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-46">[</span><span·class="n">Pi</span><span·class="p">|</span><span·class="n">Pongers</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·148,·SHA:·ed8f06452c546858a92812e6abfa02ef30ac9315bb4ae9ddddd77421a32f8e8b·...·]-45">)</span><span·class="p">.</span><span·class="w"> |
| 380 | </span><span·class="nf">spawn_procs</span><span·class="p"·data-group-id=" | 380 | </span><span·class="nf">spawn_procs</span><span·class="p"·data-group-id="2070202964-47">(</span><span·class="n">N</span><span·class="p"·data-group-id="2070202964-47">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 381 | ····</span><span·class="p"·data-group-id=" | 381 | ····</span><span·class="p"·data-group-id="2070202964-48">[</span><span·class="p"·data-group-id="2070202964-48">]</span><span·class="p">;</span><span·class="w"> |
| 382 | </span><span·class="nf">spawn_procs</span><span·class="p"·data-group-id=" | 382 | </span><span·class="nf">spawn_procs</span><span·class="p"·data-group-id="2070202964-49">(</span><span·class="n">N</span><span·class="p"·data-group-id="2070202964-49">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 383 | ····</span><span·class="p"·data-group-id=" | 383 | ····</span><span·class="p"·data-group-id="2070202964-50">[</span><span·class="nf">spawn_link</span><span·class="p"·data-group-id="2070202964-51">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-52">(</span><span·class="p"·data-group-id="207020296[·...·truncated·by·diffoscope;·len:·953,·SHA:·eb27bbf951d8a977f6a641f5f8b85359a1ba1d90eab6176db93f68ce08da045c·...·]-50">]</span><span·class="p">.</span><span·class="w"> |
| 384 | </span><span·class="nf">send_procs</span><span·class="p"·data-group-id=" | 384 | </span><span·class="nf">send_procs</span><span·class="p"·data-group-id="2070202964-57">(</span><span·class="p"·data-group-id="2070202964-58">[</span><span·class="p"·data-group-id="2070202964-58">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="2070202964-57">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 385 | ····</span><span·class="n">Msg</span><span·class="p">;</span><span·class="w"> | 385 | ····</span><span·class="n">Msg</span><span·class="p">;</span><span·class="w"> |
| 386 | </span><span·class="nf">send_procs</span><span·class="p"·data-group-id=" | 386 | </span><span·class="nf">send_procs</span><span·class="p"·data-group-id="2070202964-59">(</span><span·class="p"·data-group-id="2070202964-60">[</span><span·class="n">P</span><span·class="p">|</span><span·class="n">Ps</span><span·class="p"·data-group-id="2070202964-60">]</span><span·class="p">,</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·63,·SHA:·30bff76af1961a6761f69def14fc1b3fdc1ea2dc45a31170a0cda0f04dd5dfef·...·]-59">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 387 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w"> | 387 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w"> |
| 388 | ····</span><span·class="nf">send_procs</span><span·class="p"·data-group-id=" | 388 | ····</span><span·class="nf">send_procs</span><span·class="p"·data-group-id="2070202964-61">(</span><span·class="n">Ps</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="2070202964-61">)</span><span·class="p">.</span><span·class="w"> |
| 389 | </span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id=" | 389 | </span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id="2070202964-62">(</span><span·class="p"·data-group-id="2070202964-63">[</span><span·class="p"·data-group-id="2070202964-63">]</span><span·class="p"·data-group-id="2070202964-62">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 390 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 390 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 391 | </span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id=" | 391 | </span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id="2070202964-64">(</span><span·class="p"·data-group-id="2070202964-65">[</span><span·class="n">M</span><span·class="p">|</span><span·class="n">Ms</span><span·class="p"·data-group-id="2070202964-65">]</span><span·class="p"·data-group-id="2070202964-64">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 392 | ····</span><span·class="k">receive</span><span·class="w"> | 392 | ····</span><span·class="k">receive</span><span·class="w"> |
| 393 | » </span><span·class="n">M</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 393 | » </span><span·class="n">M</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 394 | » ····</span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id=" | 394 | » ····</span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id="2070202964-66">(</span><span·class="n">Ms</span><span·class="p"·data-group-id="2070202964-66">)</span><span·class="w"> |
| 395 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 395 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 396 | </span><span·class="nf">bang</span><span·class="p"·data-group-id=" | 396 | </span><span·class="nf">bang</span><span·class="p"·data-group-id="2070202964-67">(</span><span·class="n">N</span><span·class="p"·data-group-id="2070202964-67">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="2070202964-68">(</[·...·truncated·by·diffoscope;·len:·70,·SHA:·f0a25878ac45063fb4bf603c26e83e3e2fd99e7dc2f917dcd65f82d5b945eee8·...·]-68">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 397 | ····</span><span·class="n">Procs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn_procs</span><span·class="p"·data-group-id=" | 397 | ····</span><span·class="n">Procs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn_procs</span><span·class="p"·data-group-id="2070202964-69">(</span><span·class="n">N</span><span·class="p"·data-group-id="2070202964-69">)</span><span·class="p">,</span><span·class="w"> |
| 398 | ····</span><span·class="n">RMsgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 398 | ····</span><span·class="n">RMsgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="2070202964-70">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-71">(</span><span·class="n">P</span><span·class="p"·data-group-id="2070202964-71">)</span><span·class="w">·</span><span·class="p">-></spa[·...·truncated·by·diffoscope;·len:·401,·SHA:·9530a263fc0493beb3e916e5c6cc9d5e495a0ed451d0d03c1c69670b0e70d60c·...·]-70">)</span><span·class="p">,</span><span·class="w"> |
| 399 | ····</span><span·class="n">Start</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">now</span><span·class="p"·data-group-id=" | 399 | ····</span><span·class="n">Start</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">now</span><span·class="p"·data-group-id="2070202964-73">(</span><span·class="p"·data-group-id="2070202964-73">)</span><span·class="p">,</span><span·class="w"> |
| 400 | ····</span><span·class="nf">send_procs</span><span·class="p"·data-group-id=" | 400 | ····</span><span·class="nf">send_procs</span><span·class="p"·data-group-id="2070202964-74">(</span><span·class="n">Procs</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-75">{</span><span·class="ss">procs</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Procs</spa[·...·truncated·by·diffoscope;·len:·281,·SHA:·251d9f7dda72c9e2f9207a26621a7dea2d40cc8738d11c96d78b027c2a34ba2f·...·]-74">)</span><span·class="p">,</span><span·class="w"> |
| 401 | ····</span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id=" | 401 | ····</span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id="2070202964-77">(</span><span·class="n">RMsgs</span><span·class="p"·data-group-id="2070202964-77">)</span><span·class="p">,</span><span·class="w"> |
| 402 | ····</span><span·class="n">Stop</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">now</span><span·class="p"·data-group-id=" | 402 | ····</span><span·class="n">Stop</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">now</span><span·class="p"·data-group-id="2070202964-78">(</span><span·class="p"·data-group-id="2070202964-78">)</span><span·class="p">,</span><span·class="w"> |
| 403 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foreach</span><span·class="p"·data-group-id=" | 403 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foreach</span><span·class="p"·data-group-id="2070202964-79">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="2070202964-80">(</span><span·class="n">P</span><span·class="p"·data-group-id="2070202964-80">)</span><span·class="w">·</span><span·class="p">-></spa[·...·truncated·by·diffoscope;·len:·431,·SHA:·f1f19a61fcdbb3ad3a1077a85f548ffb2cff779fe88eb6bce1eac7913cdc8c88·...·]-79">)</span><span·class="p">,</span><span·class="w"> |
| 404 | ····</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">now_diff</span><span·class="p"·data-group-id=" | 404 | ····</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">now_diff</span><span·class="p"·data-group-id="2070202964-82">(</span><span·class="n">Stop</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Start</span><span·class="p"·data-group-id="2070202964-82">)</span><span·class="p">.</span></code></pre><h2·id="see-also"·class="section-heading"> |
| 405 | ··<a·href="#see-also"·class="hover-link"> | 405 | ··<a·href="#see-also"·class="hover-link"> |
| 406 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 406 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 407 | ··</a> | 407 | ··</a> |
| 408 | ··<span·class="text">See·Also</span> | 408 | ··<span·class="text">See·Also</span> |
| 409 | </h2> | 409 | </h2> |
| 410 | <p><a·href="lcnt.html">LCNT·Reference·Manual</a></p> | 410 | <p><a·href="lcnt.html">LCNT·Reference·Manual</a></p> |
| 411 | </div> | 411 | </div> |
| Offset 459, 15 lines modified | Offset 459, 15 lines modified | ||
| 459 | ······<p·class="built-using"> | 459 | ······<p·class="built-using"> |
| 460 | ········Built·using | 460 | ········Built·using |
| 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 463 | ······</p> | 463 | ······</p> |
| 464 | <p>Copyright·©·1996-202 | 464 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 465 | ····</footer> | 465 | ····</footer> |
| 466 | ··</div> | 466 | ··</div> |
| 467 | </main> | 467 | </main> |
| 468 | </div> | 468 | </div> |
| 469 | <script> | 469 | <script> |
| 470 | ··function·mermaidLoaded()·{ | 470 | ··function·mermaidLoaded()·{ |
| 471 | ····mermaid.initialize({ | 471 | ····mermaid.initialize({ |
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| 138 | <p><a·href="#all/1"><code·class="inline">make:all/0,1</code></a>·and·<a·href="#files/2"><code·class="inline">make:files/1,2</code></a>·first·looks·for | 138 | <p><a·href="#all/1"><code·class="inline">make:all/0,1</code></a>·and·<a·href="#files/2"><code·class="inline">make:files/1,2</code></a>·first·looks·for |
| 139 | <code·class="inline">{emake,·Emake}</code>·in·options,·then·in·the·current·working·directory·for·a·file | 139 | <code·class="inline">{emake,·Emake}</code>·in·options,·then·in·the·current·working·directory·for·a·file |
| 140 | named·<code·class="inline">Emakefile</code>.·If·present·<code·class="inline">Emake</code>·should·contain·elements·like·this:</p><pre><code·class="text">Modules. | 140 | named·<code·class="inline">Emakefile</code>.·If·present·<code·class="inline">Emake</code>·should·contain·elements·like·this:</p><pre><code·class="text">Modules. |
| 141 | {Modules,Options}.</code></pre><p><code·class="inline">Modules</code>·is·an·atom·or·a·list·of·atoms.·It·can·be</p><ul><li>a·module·name,·for·exmaple,··<code·class="inline">file1</code></li><li>a·module·name·in·another·directory,·for·exmaple,·<code·class="inline">'../foo/file3'</code></li><li>a·set·of·modules·specified·with·a·wildcards,·for·exmaple,·<code·class="inline">'file*'</code></li><li>a·wildcard·indicating·all·modules·in·current·directory,·that·is:·<code·class="inline">'*'</code></li><li>a·list·of·any·of·the·above,·for·exmaple,·<code·class="inline">['file*','../foo/file3','File4']</code></li></ul><p><code·class="inline">Options</code>·is·a·list·of·compiler·options.</p><p><code·class="inline">Emakefile</code>·is·read·from·top·to·bottom.·If·a·module·matches·more·than·one·entry, | 141 | {Modules,Options}.</code></pre><p><code·class="inline">Modules</code>·is·an·atom·or·a·list·of·atoms.·It·can·be</p><ul><li>a·module·name,·for·exmaple,··<code·class="inline">file1</code></li><li>a·module·name·in·another·directory,·for·exmaple,·<code·class="inline">'../foo/file3'</code></li><li>a·set·of·modules·specified·with·a·wildcards,·for·exmaple,·<code·class="inline">'file*'</code></li><li>a·wildcard·indicating·all·modules·in·current·directory,·that·is:·<code·class="inline">'*'</code></li><li>a·list·of·any·of·the·above,·for·exmaple,·<code·class="inline">['file*','../foo/file3','File4']</code></li></ul><p><code·class="inline">Options</code>·is·a·list·of·compiler·options.</p><p><code·class="inline">Emakefile</code>·is·read·from·top·to·bottom.·If·a·module·matches·more·than·one·entry, |
| 142 | the·first·match·is·used.·For·example,·the·following·<code·class="inline">Emakefile</code>·means·that | 142 | the·first·match·is·used.·For·example,·the·following·<code·class="inline">Emakefile</code>·means·that |
| 143 | <code·class="inline">file1</code>·should·be·compiled·with·the·options·<code·class="inline">[debug_info,{i,"../foo"}]</code>,·while | 143 | <code·class="inline">file1</code>·should·be·compiled·with·the·options·<code·class="inline">[debug_info,{i,"../foo"}]</code>,·while |
| 144 | all·other·files·in·the·current·directory·should·be·compiled·with·only·the | 144 | all·other·files·in·the·current·directory·should·be·compiled·with·only·the |
| 145 | <code·class="inline">debug_info</code>·flag.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 145 | <code·class="inline">debug_info</code>·flag.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3355336633-1">{</span><span·class="ss">'file1'</span><span·class="p">,</span><span·class="p"·data-group-id="3355336633-2">[</span><span·class="ss">debug_info</span><span·class="p">,</span><span·class="p"·data-group-id="3355336633-3">{</span><span·c[·...·truncated·by·diffoscope;·len:·230,·SHA:·8f801d01faafb1678ca3cabb389548562d77d849c6863a43f7d056475116b307·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 146 | </span><span·class="p"·data-group-id=" | 146 | </span><span·class="p"·data-group-id="3355336633-4">{</span><span·class="ss">'*'</span><span·class="p">,</span><span·class="p"·data-group-id="3355336633-5">[</span><span·class="ss">debug_info</span><span·class="p"·data-group-id="3355336633-5">]</span><span·class="p"·data-group-id="3355[·...·truncated·by·diffoscope;·len:·6,·SHA:·c660ed5ec97b821be13411fd04bb8faa656c9d51ed8fa8cd1cb60832ded5689a·...·]-4">}</span><span·class="p">.</span></code></pre><h2·id="module-see-also"·class="section-heading"> |
| 147 | ··<a·href="#module-see-also"·class="hover-link"> | 147 | ··<a·href="#module-see-also"·class="hover-link"> |
| 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 149 | ··</a> | 149 | ··</a> |
| 150 | ··<span·class="text">See·Also</span> | 150 | ··<span·class="text">See·Also</span> |
| 151 | </h2> | 151 | </h2> |
| 152 | <p><a·href="../../../../lib/compiler-8.5.5/doc/html/compile.html">The·Compiler·Application</a></p> | 152 | <p><a·href="../../../../lib/compiler-8.5.5/doc/html/compile.html">The·Compiler·Application</a></p> |
| 153 | ····</section> | 153 | ····</section> |
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| 378 | ······<p·class="built-using"> | 378 | ······<p·class="built-using"> |
| 379 | ········Built·using | 379 | ········Built·using |
| 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 382 | ······</p> | 382 | ······</p> |
| 383 | <p>Copyright·©·1996-202 | 383 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 384 | ····</footer> | 384 | ····</footer> |
| 385 | ··</div> | 385 | ··</div> |
| 386 | </main> | 386 | </main> |
| 387 | </div> | 387 | </div> |
| 388 | <script> | 388 | <script> |
| 389 | ··function·mermaidLoaded()·{ | 389 | ··function·mermaidLoaded()·{ |
| 390 | ····mermaid.initialize({ | 390 | ····mermaid.initialize({ |
| Offset 163, 51 lines modified | Offset 163, 51 lines modified | ||
| 163 | </h2> | 163 | </h2> |
| 164 | <h3·id="fixed-bugs-and-malfunctions-2"·class="section-heading"> | 164 | <h3·id="fixed-bugs-and-malfunctions-2"·class="section-heading"> |
| 165 | ··<a·href="#fixed-bugs-and-malfunctions-2"·class="hover-link"> | 165 | ··<a·href="#fixed-bugs-and-malfunctions-2"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> | 168 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> |
| 169 | </h3> | 169 | </h3> |
| 170 | <ul><li><p>Dialyzer·warnings·due·to·type·specs·added·in·<a·href="../../../../lib/runtime_tools-2.1.1/doc/html/dbg.html"><code·class="inline">dbg</code></a>·have·been·eliminated.</p><p>Own·Id:·OTP-18860</p></li><li><p>In·Erlang/OTP·26,·doing·a·<a·href="cover.html"><code·class="inline">cover</code></a>·analysis·on·the·<code·class="inline">line</code>·level·would·return·multiple·entries·for·lines·on·which·multiple·functions·were·defined.</p><p>For·example,·consider·this·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 170 | <ul><li><p>Dialyzer·warnings·due·to·type·specs·added·in·<a·href="../../../../lib/runtime_tools-2.1.1/doc/html/dbg.html"><code·class="inline">dbg</code></a>·have·been·eliminated.</p><p>Own·Id:·OTP-18860</p></li><li><p>In·Erlang/OTP·26,·doing·a·<a·href="cover.html"><code·class="inline">cover</code></a>·analysis·on·the·<code·class="inline">line</code>·level·would·return·multiple·entries·for·lines·on·which·multiple·functions·were·defined.</p><p>For·example,·consider·this·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8871597908-1">(</span><span·class="ss">foo</span><span·class="p"·data-group-id="8871597908-1">)</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 171 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8871597908-2">(</span><span·class="p"·data-group-id="8871597908-3">[</span><span·class="ss">bar</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">baz</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·2104c997c62363a81066141bf50e8a300760a668d1bc5cc9bcc934188cc34d49·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 172 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 172 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="8871597908-4">(</span><span·class="p"·data-group-id="8871597908-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w">·</span><span·class="nf">baz</span><spa[·...·truncated·by·diffoscope;·len:·90,·SHA:·c1fd41fce1bda384b868814d04087c3aaf2cf74a0e0a7886dceb27aa18c30069·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">not_ok</span><span·class="p">.</span></code></pre><p>In·Erlang/OTP·26,·analysing·on·the·<code·class="inline">line</code>·level·would·return·two·entries |
| 173 | for·line·4:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">compile_module</span><span·class="p"·data-group-id="4 | 173 | for·line·4:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">compile_module</span><span·class="p"·data-group-id="7489213935-1">(</span><span·class="ss">foo</span><span·class="p"·data-group-id="7489213935-1">)</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="p"·data-group-id="4 | 174 | </span><span·class="p"·data-group-id="7489213935-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">foo</span><span·class="p"·data-group-id="7489213935-2">}</span><span·class="gp·unselectable"> |
| 175 | 2>·</span><span·class="nc">foo</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id="4 | 175 | 2>·</span><span·class="nc">foo</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id="7489213935-3">(</span><span·class="p"·data-group-id="7489213935-3">)</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 176 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 177 | 3>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="4 | 177 | 3>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="7489213935-4">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">coverage</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">line</span><span·class="p"·data-group-id="7489213935-4">)</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="p"·data-group-id="4 | 178 | </span><span·class="p"·data-group-id="7489213935-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="7489213935-6">[</span><span·class="p"·data-group-id="7489213935-7">{</span><span·class="p"·data-group-id="7489213935-8">{</span><span·class="ss">foo</spa[·...·truncated·by·diffoscope;·len:·977,·SHA:·ad014ef7281e6f1f0ec16fc23976b24c996d1c760f9c976ce8ca0ed86a8ec4d2·...·]-5">}</span><span·class="gp·unselectable"> |
| 179 | 4>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="4 | 179 | 4>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="7489213935-13">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">calls</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">line</span><span·class="p"·data-group-id="7489213935-13">)</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="p"·data-group-id="4 | 180 | </span><span·class="p"·data-group-id="7489213935-14">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="7489213935-15">[</span><span·class="p"·data-group-id="7489213935-16">{</span><span·class="p"·data-group-id="7489213935-17">{</span><span·class="ss">foo<[·...·truncated·by·diffoscope;·len:·1071,·SHA:·b3eb71e67a3bfe1af5b59771570471d939d1cb4478431bb32b0d1c6dffdd8136·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 181 | </span><span·class="p"·data-group-id=" | 181 | </span><span·class="p"·data-group-id="5945332792-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">foo</span><span·class="p"·data-group-id="5945332792-2">}</span><span·class="gp·unselectable"> |
| 182 | 2>·</span><span·class="nc">foo</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 182 | 2>·</span><span·class="nc">foo</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id="5945332792-3">(</span><span·class="p"·data-group-id="5945332792-3">)</span><span·class="p">.</span><span·class="w"> |
| 183 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 183 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 184 | 3>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 184 | 3>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="5945332792-4">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">coverage</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">line</span><span·class="p"·data-group-id="5945332792-4">)</span><span·class="p">.</span><span·class="w"> |
| 185 | </span><span·class="p"·data-group-id=" | 185 | </span><span·class="p"·data-group-id="5945332792-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5945332792-6">[</span><span·class="p"·data-group-id="5945332792-7">{</span><span·class="p"·data-group-id="5945332792-8">{</span><span·class="ss">foo</spa[·...·truncated·by·diffoscope;·len:·455,·SHA:·4c16a4d12aa60a2a62ebfb12465bdad3c2652a0334b7477a95087f774da2007a·...·]-5">}</span><span·class="gp·unselectable"> |
| 186 | 4>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 186 | 4>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="5945332792-10">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">calls</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">line</span><span·class="p"·data-group-id="5945332792-10">)</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="p"·data-group-id=" | 187 | </span><span·class="p"·data-group-id="5945332792-11">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5945332792-12">[</span><span·class="p"·data-group-id="5945332792-13">{</span><span·class="p"·data-group-id="5945332792-14">{</span><span·class="ss">foo<[·...·truncated·by·diffoscope;·len:·307,·SHA:·b733736c50fb7d6af2bf25495e58e832e0480f1029a66d72ba8802ebb863038e·...·]-11">}</span></code></pre><p>Own·Id:·OTP-18998·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8159"·title="">GH-8159</a>,·<a·href="https://github.com/erlang/otp/pull/8182"·title="">PR-8182</a></p></li><li><p>Fixed·align·command·in·emacs·mode.</p><p>Own·Id:·OTP-19026·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8155"·title="">PR-8155</a></p></li></ul><h3·id="improvements-and-new-features-1"·class="section-heading"> |
| 188 | ··<a·href="#improvements-and-new-features-1"·class="hover-link"> | 188 | ··<a·href="#improvements-and-new-features-1"·class="hover-link"> |
| 189 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 189 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 190 | ··</a> | 190 | ··</a> |
| 191 | ··<span·class="text">Improvements·and·New·Features</span> | 191 | ··<span·class="text">Improvements·and·New·Features</span> |
| 192 | </h3> | 192 | </h3> |
| 193 | <ul><li><p>Triple-Quoted·Strings·has·been·implemented·as·per·<a·href="https://www.erlang.org/eeps/eep-0064">EEP·64</a>.·See·<a·href="../../../../doc/system/data_types.html#string">String</a>·in·the·Reference·Manual.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">""</span><span·class="s">" | 193 | <ul><li><p>Triple-Quoted·Strings·has·been·implemented·as·per·<a·href="https://www.erlang.org/eeps/eep-0064">EEP·64</a>.·See·<a·href="../../../../doc/system/data_types.html#string">String</a>·in·the·Reference·Manual.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">""</span><span·class="s">" |
| 194 | ···a | 194 | ···a |
| 195 | ···b | 195 | ···b |
| 196 | ···c | 196 | ···c |
| 197 | ···"</span><span·class="s">""</span><span·class="p">.</span><span·class="w"> | 197 | ···"</span><span·class="s">""</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="s">"a\nb\nc"</span></code></pre><p>Adjacent·string·literals·without·intervening·white·space·is·now·a·syntax·error,·to·avoid·possible·confusion·with·triple-quoted·strings.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">"abc"</span><span·class="s">"xyz"</span><span·class="p">.</span><span·class="w"> | 198 | </span><span·class="s">"a\nb\nc"</span></code></pre><p>Adjacent·string·literals·without·intervening·white·space·is·now·a·syntax·error,·to·avoid·possible·confusion·with·triple-quoted·strings.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">"abc"</span><span·class="s">"xyz"</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="s">"xyz"</span><span·class="p">.</span><span·class="w"> | 199 | </span><span·class="s">"xyz"</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="gt">*·1:6:·adjacent·string·literals·without·intervening·white·space</span></code></pre><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18750·Aux·Id:·OTP-18746,·<a·href="https://github.com/erlang/otp/pull/7313"·title="">PR-7313</a>,·<a·href="https://github.com/erlang/otp/pull/7451"·title="">PR-7451</a></p></li><li><p>There·is·a·new·tool·<a·href="tprof.html"><code·class="inline">tprof</code></a>,·which·combines·the·functionality·of·<a·href="eprof.html"><code·class="inline">eprof</code></a>·and·<a·href="cprof.html"><code·class="inline">cprof</code></a>·under·one·interface·and·adds·heap·profiling.·It·also·has·functionality·to·help·with·profiling·process·hierarchies.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="9 | 200 | </span><span·class="gt">*·1:6:·adjacent·string·literals·without·intervening·white·space</span></code></pre><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18750·Aux·Id:·OTP-18746,·<a·href="https://github.com/erlang/otp/pull/7313"·title="">PR-7313</a>,·<a·href="https://github.com/erlang/otp/pull/7451"·title="">PR-7451</a></p></li><li><p>There·is·a·new·tool·<a·href="tprof.html"><code·class="inline">tprof</code></a>,·which·combines·the·functionality·of·<a·href="eprof.html"><code·class="inline">eprof</code></a>·and·<a·href="cprof.html"><code·class="inline">cprof</code></a>·under·one·interface·and·adds·heap·profiling.·It·also·has·functionality·to·help·with·profiling·process·hierarchies.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="9317796035-1">(</span><span·class="ss">lists</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">seq</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9317796035-2">[</span><span·class="mi">1</span><span[·...·truncated·by·diffoscope;·len:·457,·SHA:·37d388d1f2016fbe47900832b27f6379a456e5aa6dcb7c2258b26bddbf26c843·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.92</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> | 201 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.92</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> |
| 202 | </span><span·class="n">FUNCTION</span><span·class="w">··········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="9 | 202 | </span><span·class="n">FUNCTION</span><span·class="w">··········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="9317796035-4">[</span><span·class="w">·····</span><span·class="c1">%]</span><span·class="w"> |
| 203 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id="9 | 203 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id="9317796035-5">[</span><span·class="mf">100.00</span><span·class="p"·data-group-id="9317796035-5">]</span><span·class="w"> |
| 204 | ····························</span><span·class="mi">32</span><span·class="w">············</span><span·class="p"·data-group-id="9 | 204 | ····························</span><span·class="mi">32</span><span·class="w">············</span><span·class="p"·data-group-id="9317796035-6">[</span><span·class="w">·</span><span·class="mf">100.0</span><span·class="p"·data-group-id="9317796035-6">]</span><span·class="w"> |
| 205 | </span><span·class="ss">ok</span></code></pre><p>Own·Id:·OTP-18756·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/6639"·title="">PR-6639</a></p></li><li><p>Native·coverage·support·has·been·implemented·in·the·JIT.·It·will··automatically·be·used·by·the·<a·href="cover.html"><code·class="inline">cover</code></a>·tool·to·reduce·the·execution·overhead·when·running·cover-compiled·code.</p><p>There·are·also·new·APIs·to·support·native·coverage·without·using·the·<code·class="inline">cover</code>·tool.</p><p>To·instrument·code·for·native·coverage·it·must·be·compiled·with·the·<a·href="../../../../lib/compiler-8.5.5/doc/html/compile.html#line_coverage"><code·class="inline">line_coverage</code></a>·option.</p><p>To·enable·native·coverage·in·the·runtime·system,·start·it·like·so:</p><pre><code·class="text">$·erl·+JPcover·true</code></pre><p>There·are·also·the·following·new·functions·for·supporting·native·coverage:</p><ul><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#coverage_support/0"><code·class="inline">code:coverage_support/0</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage/2"><code·class="inline">code:get_coverage/2</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#reset_coverage/1"><code·class="inline">code:reset_coverage/1</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage_mode/0"><code·class="inline">code:get_coverage_mode/0</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage_mode/1"><code·class="inline">code:get_coverage_mode/1</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#set_coverage_mode/1"><code·class="inline">code:set_coverage_mode/1</code></a></li></ul><p>Own·Id:·OTP-18856·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7856"·title="">PR-7856</a></p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>Improved·the·align·command·in·emacs·mode.</p><p>Own·Id:·OTP-19080·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8288"·title="">PR-8288</a></p></li></ul><h2·id="tools-3-6"·class="section-heading"> | 205 | </span><span·class="ss">ok</span></code></pre><p>Own·Id:·OTP-18756·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/6639"·title="">PR-6639</a></p></li><li><p>Native·coverage·support·has·been·implemented·in·the·JIT.·It·will··automatically·be·used·by·the·<a·href="cover.html"><code·class="inline">cover</code></a>·tool·to·reduce·the·execution·overhead·when·running·cover-compiled·code.</p><p>There·are·also·new·APIs·to·support·native·coverage·without·using·the·<code·class="inline">cover</code>·tool.</p><p>To·instrument·code·for·native·coverage·it·must·be·compiled·with·the·<a·href="../../../../lib/compiler-8.5.5/doc/html/compile.html#line_coverage"><code·class="inline">line_coverage</code></a>·option.</p><p>To·enable·native·coverage·in·the·runtime·system,·start·it·like·so:</p><pre><code·class="text">$·erl·+JPcover·true</code></pre><p>There·are·also·the·following·new·functions·for·supporting·native·coverage:</p><ul><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#coverage_support/0"><code·class="inline">code:coverage_support/0</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage/2"><code·class="inline">code:get_coverage/2</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#reset_coverage/1"><code·class="inline">code:reset_coverage/1</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage_mode/0"><code·class="inline">code:get_coverage_mode/0</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#get_coverage_mode/1"><code·class="inline">code:get_coverage_mode/1</code></a></li><li><a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#set_coverage_mode/1"><code·class="inline">code:set_coverage_mode/1</code></a></li></ul><p>Own·Id:·OTP-18856·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7856"·title="">PR-7856</a></p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>Improved·the·align·command·in·emacs·mode.</p><p>Own·Id:·OTP-19080·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8288"·title="">PR-8288</a></p></li></ul><h2·id="tools-3-6"·class="section-heading"> |
| 206 | ··<a·href="#tools-3-6"·class="hover-link"> | 206 | ··<a·href="#tools-3-6"·class="hover-link"> |
| 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 208 | ··</a> | 208 | ··</a> |
| 209 | ··<span·class="text">Tools·3.6</span> | 209 | ··<span·class="text">Tools·3.6</span> |
| 210 | </h2> | 210 | </h2> |
| 211 | <h3·id="improvements-and-new-features-2"·class="section-heading"> | 211 | <h3·id="improvements-and-new-features-2"·class="section-heading"> |
| Offset 1528, 15 lines modified | Offset 1528, 15 lines modified | ||
| 1528 | ······<p·class="built-using"> | 1528 | ······<p·class="built-using"> |
| 1529 | ········Built·using | 1529 | ········Built·using |
| 1530 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1530 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1531 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1531 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1532 | ······</p> | 1532 | ······</p> |
| 1533 | <p>Copyright·©·1996-202 | 1533 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1534 | ····</footer> | 1534 | ····</footer> |
| 1535 | ··</div> | 1535 | ··</div> |
| 1536 | </main> | 1536 | </main> |
| 1537 | </div> | 1537 | </div> |
| 1538 | <script> | 1538 | <script> |
| 1539 | ··function·mermaidLoaded()·{ | 1539 | ··function·mermaidLoaded()·{ |
| 1540 | ····mermaid.initialize({ | 1540 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 770 | ······<p·class="built-using"> | 770 | ······<p·class="built-using"> |
| 771 | ········Built·using | 771 | ········Built·using |
| 772 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 772 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 773 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 773 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 774 | ······</p> | 774 | ······</p> |
| 775 | <p>Copyright·©·1996-202 | 775 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 776 | ····</footer> | 776 | ····</footer> |
| 777 | ··</div> | 777 | ··</div> |
| 778 | </main> | 778 | </main> |
| 779 | </div> | 779 | </div> |
| 780 | <script> | 780 | <script> |
| 781 | ··function·mermaidLoaded()·{ | 781 | ··function·mermaidLoaded()·{ |
| 782 | ····mermaid.initialize({ | 782 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:19:12,·uncompressed·size·20,·method=store |
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| 156 | The·<code·class="inline">tprof</code>·results·will·probably·be·incorrect·when·the·profiled·code·was | 156 | The·<code·class="inline">tprof</code>·results·will·probably·be·incorrect·when·the·profiled·code·was |
| 157 | reloading·during·a·profiling·session.</p></section><h2·id="module-ad-hoc-profiling"·class="section-heading"> | 157 | reloading·during·a·profiling·session.</p></section><h2·id="module-ad-hoc-profiling"·class="section-heading"> |
| 158 | ··<a·href="#module-ad-hoc-profiling"·class="hover-link"> | 158 | ··<a·href="#module-ad-hoc-profiling"·class="hover-link"> |
| 159 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 159 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 160 | ··</a> | 160 | ··</a> |
| 161 | ··<span·class="text">Ad-hoc·profiling</span> | 161 | ··<span·class="text">Ad-hoc·profiling</span> |
| 162 | </h2> | 162 | </h2> |
| 163 | <p>Ad-hoc·profiling·is·convenient·for·profiling·a·single·function·call.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="35 | 163 | <p>Ad-hoc·profiling·is·convenient·for·profiling·a·single·function·call.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="3529724113-1">(</span><span·class="ss">lists</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">seq</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3529724113-2">[</span><span·class="mi">1</span><span·[·...·truncated·by·diffoscope;·len:·456,·SHA:·81b7cee540c362b791cbbc849e384a6d3a410ebeb73f289328546dc668a2669b·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.92</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> | 164 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.92</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> |
| 165 | </span><span·class="n">FUNCTION</span><span·class="w">··········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="35 | 165 | </span><span·class="n">FUNCTION</span><span·class="w">··········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="3529724113-4">[</span><span·class="w">·····</span><span·class="c1">%]</span><span·class="w"> |
| 166 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id="35 | 166 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id="3529724113-5">[</span><span·class="mf">100.00</span><span·class="p"·data-group-id="3529724113-5">]</span><span·class="w"> |
| 167 | ····························</span><span·class="mi">32</span><span·class="w">············</span><span·class="p"·data-group-id="35 | 167 | ····························</span><span·class="mi">32</span><span·class="w">············</span><span·class="p"·data-group-id="3529724113-6">[</span><span·class="w">·</span><span·class="mf">100.0</span><span·class="p"·data-group-id="3529724113-6">]</span><span·class="w"> |
| 168 | </span><span·class="ss">ok</span></code></pre><p>By·default·tracing·is·enabled·for·all·functions·in·all·modules.·When·funs | 168 | </span><span·class="ss">ok</span></code></pre><p>By·default·tracing·is·enabled·for·all·functions·in·all·modules.·When·funs |
| 169 | are·created·in·the·interactive·shell,·parts·of·shell·code·are·also·traced:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 169 | are·created·in·the·interactive·shell,·parts·of·shell·code·are·also·traced:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="5419937327-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="5419937327-2">(</span><span·class="p"·data-group-id="5419937327-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">lists</s[·...·truncated·by·diffoscope;·len:·644,·SHA:·6c7ee03c4aa161ae318d1508ecb5ed389255b1b48549eee4329beeec04b3b806·...·]7-1">)</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.95</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> | 170 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.95</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> |
| 171 | </span><span·class="n">FUNCTION</span><span·class="w">···················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 171 | </span><span·class="n">FUNCTION</span><span·class="w">···················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="5419937327-5">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 172 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">do_apply</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">············</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">······</span><span·class="mf">3.00</span><span·class="w">··</span><span·class="p"·data-group-id=" | 172 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">do_apply</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">············</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">······</span><span·class="mf">3.00</span><span·class="w">··</span><span·class="p"·data-group-id="5419937327-6">[</span><span·class="w">·</span><span·class="mf">3.61</span><span·class="p"·data-group-id="5419937327-6">]</span><span·class="w"> |
| 173 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">match_list</span><span·class="p">/</span><span·class="mi">6</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">······</span><span·class="mf">3.00</span><span·class="w">··</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">match_list</span><span·class="p">/</span><span·class="mi">6</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">······</span><span·class="mf">3.00</span><span·class="w">··</span><span·class="p"·data-group-id="5419937327-7">[</span><span·class="w">·</span><span·class="mf">3.61</span><span·class="p"·data-group-id="5419937327-7">]</span><span·class="w"> |
| 174 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">reverse</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">······</span><span·class="mf">4.00</span><span·class="w">··</span><span·class="p"·data-group-id=" | 174 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">reverse</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">······</span><span·class="mf">4.00</span><span·class="w">··</span><span·class="p"·data-group-id="5419937327-8">[</span><span·class="w">·</span><span·class="mf">4.82</span><span·class="p"·data-group-id="5419937327-8">]</span><span·class="w"> |
| 175 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">expr_list</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">···········</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">······</span><span·class="mf">2.33</span><span·class="w">··</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">expr_list</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">···········</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">······</span><span·class="mf">2.33</span><span·class="w">··</span><span·class="p"·data-group-id="5419937327-9">[</span><span·class="w">·</span><span·class="mf">8.43</span><span·class="p"·data-group-id="5419937327-9">]</span><span·class="w"> |
| 176 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">ret_expr</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">············</span><span·class="mi">4</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">······</span><span·class="mf">4.00</span><span·class="w">··</span><span·class="p"·data-group-id=" | 176 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">ret_expr</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">············</span><span·class="mi">4</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">······</span><span·class="mf">4.00</span><span·class="w">··</span><span·class="p"·data-group-id="5419937327-10">[</span><span·class="mf">19.28</span><span·class="p"·data-group-id="5419937327-10">]</span><span·class="w"> |
| 177 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">merge_bindings</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·····</span><span·class="mi">18</span><span·class="w">······</span><span·class="mf">6.00</span><span·class="w">··</span><span·class="p"·data-group-id=" | 177 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">merge_bindings</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·····</span><span·class="mi">18</span><span·class="w">······</span><span·class="mf">6.00</span><span·class="w">··</span><span·class="p"·data-group-id="5419937327-11">[</span><span·class="mf">21.69</span><span·class="p"·data-group-id="5419937327-11">]</span><span·class="w"> |
| 178 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">···············</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id=" | 178 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">···············</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id="5419937327-12">[</span><span·class="mf">38.55</span><span·class="p"·data-group-id="5419937327-12">]</span><span·class="w"> |
| 179 | ·····································</span><span·class="mi">83</span><span·class="w">············</span><span·class="p"·data-group-id=" | 179 | ·····································</span><span·class="mi">83</span><span·class="w">············</span><span·class="p"·data-group-id="5419937327-13">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="5419937327-13">]</span><span·class="w"> |
| 180 | </span><span·class="ss">ok</span></code></pre><p>However,·it·is·possible·to·limit·the·trace·to·specific·functions·or·modules:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 180 | </span><span·class="ss">ok</span></code></pre><p>However,·it·is·possible·to·limit·the·trace·to·specific·functions·or·modules:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="3173246892-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="3173246892-2">(</span><span·class="p"·data-group-id="3173246892-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">lists</s[·...·truncated·by·diffoscope;·len:·248,·SHA:·5f70266bcb143e349529f2dcccd3a142b4180613e95675173141d8482a581273·...·]-3">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 181 | ·················</span><span·class="p"·data-group-id=" | 181 | ·················</span><span·class="p"·data-group-id="3173246892-4">#{</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">call_memory</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">pattern</span><span·class="w"[·...·truncated·by·diffoscope;·len:·559,·SHA:·0dd73d6a4d2dcb5643d22d41050f0d7799aa0c6cc46ab8b8f41512f65f590623·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.98</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> | 182 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.98</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> |
| 183 | </span><span·class="n">FUNCTION</span><span·class="w">··········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 183 | </span><span·class="n">FUNCTION</span><span·class="w">··········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="3173246892-7">[</span><span·class="w">·····</span><span·class="c1">%]</span><span·class="w"> |
| 184 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id=" | 184 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id="3173246892-8">[</span><span·class="mf">100.00</span><span·class="p"·data-group-id="3173246892-8">]</span><span·class="w"> |
| 185 | ····························</span><span·class="mi">32</span><span·class="w">············</span><span·class="p"·data-group-id=" | 185 | ····························</span><span·class="mi">32</span><span·class="w">············</span><span·class="p"·data-group-id="3173246892-9">[</span><span·class="w">·</span><span·class="mf">100.0</span><span·class="p"·data-group-id="3173246892-9">]</span><span·class="w"> |
| 186 | </span><span·class="ss">ok</span></code></pre><p>Ad-hoc·profiling·results·can·be·printed·in·a·few·different·ways.·The·following | 186 | </span><span·class="ss">ok</span></code></pre><p>Ad-hoc·profiling·results·can·be·printed·in·a·few·different·ways.·The·following |
| 187 | examples·use·the·<code·class="inline">test</code>·module·defined·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8715185548-1">(</span><span·class="ss">test</span><span·class="p"·data-group-id="8715185548-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 188 | 187 | examples·use·the·<code·class="inline">test</code>·module·defined·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7935504285-1">(</span><span·class="ss">test<[·...·truncated·by·diffoscope;·len:·49,·SHA:·9dc9a2de0aadbed2d7eb8f7e03517a97b7d2c11b7d8737842d2d0f3078cef141·...·]">)</span><span·class="p">.</span><span·class="w"> | |
| 188 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7935504285-2">(</span><span·class="p"·data-group-id="7935504285-3">[</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="7935504285-3">]</span><span·class="p"·data-group-id="7935504285-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 189 | </span><span·class="nf">test_spawn</span><span·class="p"·data-group-id=" | 189 | </span><span·class="nf">test_spawn</span><span·class="p"·data-group-id="7935504285-4">(</span><span·class="p"·data-group-id="7935504285-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 190 | ····</span><span·class="p"·data-group-id=" | 190 | ····</span><span·class="p"·data-group-id="7935504285-5">{</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p"·data-group-id="7935504285-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·691,·SHA:·4a20e5cbc75fd5e05e383874c7a23255f17685aa195d17e91b4708ca68ce59d6·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 191 | ····</span><span·class="k">receive</span><span·class="w"> | 191 | ····</span><span·class="k">receive</span><span·class="w"> |
| 192 | ········</span><span·class="p"·data-group-id=" | 192 | ········</span><span·class="p"·data-group-id="7935504285-9">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·151,·SHA:·46877685100eb9189688881ecda4fe656bb106aaad1ac6d06c2e0a9b8a4c3195·...·]-9">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ············</span><span·class="ss">done</span><span·class="w"> | 193 | ············</span><span·class="ss">done</span><span·class="w"> |
| 194 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>By·default·per-process·statistics·is·shown:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 194 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>By·default·per-process·statistics·is·shown:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="5180069570-1">(</span><span·class="ss">test</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">test_spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5180069570-2">[</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·365,·SHA:·9af8df458637850f3f49215c9a66d676d9b5d036add781b70deea92603715dc5·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.176</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">23.66</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 195 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.176</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">23.66</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 196 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 196 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="5180069570-4">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 197 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 197 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="5180069570-5">[</span><span·class="w">·</span><span·class="mf">9.09</span><span·class="p"·data-group-id="5180069570-5">]</span><span·class="w"> |
| 198 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id=" | 198 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id="5180069570-6">[</span><span·class="mf">27.27</span><span·class="p"·data-group-id="5180069570-6">]</span><span·class="w"> |
| 199 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id=" | 199 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id="5180069570-7">[</span><span·class="mf">63.64</span><span·class="p"·data-group-id="5180069570-7">]</span><span·class="w"> |
| 200 | ··································</span><span·class="mi">22</span><span·class="w">············</span><span·class="p"·data-group-id=" | 200 | ··································</span><span·class="mi">22</span><span·class="w">············</span><span·class="p"·data-group-id="5180069570-8">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="5180069570-8">]</span><span·class="w"> |
| 201 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.177</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">76.34</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 201 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.177</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">76.34</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 202 | </span><span·class="n">FUNCTION</span><span·class="w">···········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 202 | </span><span·class="n">FUNCTION</span><span·class="w">···········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="5180069570-9">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 203 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">apply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">apply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id="5180069570-10">[</span><span·class="w">·</span><span·class="mf">9.86</span><span·class="p"·data-group-id="5180069570-10">]</span><span·class="w"> |
| 204 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">·······</span><span·class="mi">9</span><span·class="w">·····</span><span·class="mi">64</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id=" | 204 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">·······</span><span·class="mi">9</span><span·class="w">·····</span><span·class="mi">64</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id="5180069570-11">[</span><span·class="mf">90.14</span><span·class="p"·data-group-id="5180069570-11">]</span><span·class="w"> |
| 205 | ·····························</span><span·class="mi">71</span><span·class="w">············</span><span·class="p"·data-group-id=" | 205 | ·····························</span><span·class="mi">71</span><span·class="w">············</span><span·class="p"·data-group-id="5180069570-12">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="5180069570-12">]</span></code></pre><p>The·following·example·prints·the·combined·memory·allocation·of·all |
| 206 | processes,·sorted·by·the·total·number·of·allocated·words·in·descending | 206 | processes,·sorted·by·the·total·number·of·allocated·words·in·descending |
| 207 | order:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 207 | order:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="2153972717-1">(</span><span·class="ss">test</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">test_spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2153972717-2">[</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·0df9d6a3b1ebb34b362111bb6da6bc59ca205d446a9760a5227b015108b433c7·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 208 | ·················</span><span·class="p"·data-group-id=" | 208 | ·················</span><span·class="p"·data-group-id="2153972717-3">#{</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">call_memory</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">report</span><span·class="w">[·...·truncated·by·diffoscope;·len:·560,·SHA:·aee18830b4017c8e5f81e2c056718a7757d5ea730784c080c085da0a9274cdc1·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 209 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="2153972717-6">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 210 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">············</span><span·class="mi">9</span><span·class="w">·····</span><span·class="mi">64</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id=" | 210 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">············</span><span·class="mi">9</span><span·class="w">·····</span><span·class="mi">64</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id="2153972717-7">[</span><span·class="mf">68.82</span><span·class="p"·data-group-id="2153972717-7">]</span><span·class="w"> |
| 211 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id=" | 211 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id="2153972717-8">[</span><span·class="mf">15.05</span><span·class="p"·data-group-id="2153972717-8">]</span><span·class="w"> |
| 212 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">apply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">··············</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id=" | 212 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">apply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">··············</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id="2153972717-9">[</span><span·class="w">·</span><span·class="mf">7.53</span><span·class="p"·data-group-id="2153972717-9">]</span><span·class="w"> |
| 213 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id=" | 213 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id="2153972717-10">[</span><span·class="w">·</span><span·class="mf">6.45</span><span·class="p"·data-group-id="2153972717-10">]</span><span·class="w"> |
| 214 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 214 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="2153972717-11">[</span><span·class="w">·</span><span·class="mf">2.15</span><span·class="p"·data-group-id="2153972717-11">]</span><span·class="w"> |
| 215 | ··································</span><span·class="mi">93</span><span·class="w">············</span><span·class="p"·data-group-id=" | 215 | ··································</span><span·class="mi">93</span><span·class="w">············</span><span·class="p"·data-group-id="2153972717-12">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="2153972717-12">]</span></code></pre><p>The·profiling·data·can·also·be·collected·for·further·inspection:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·un[·...·truncated·by·diffoscope;·len:·438,·SHA:·2ad8c0410be91d7cb9bafa6525ffe3602802e05af4f51f6d9e317ac95df1d52a·...·]-2">(</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 216 | ·······································</span><span·class="p"·data-group-id=" | 216 | ·······································</span><span·class="p"·data-group-id="0397022534-3">#{</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">call_memory</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">report</span><span·class="w">[·...·truncated·by·diffoscope;·len:·184,·SHA:·3469660c406a040b6b2a5c9ebd8d708c7c9e4af31aead18bbc0bbc39ba265501·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 217 | </span><span·class="o"><</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="o">></span><span·class="gp·unselectable"> | 217 | </span><span·class="o"><</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="o">></span><span·class="gp·unselectable"> |
| 218 | 4>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 218 | 4>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0397022534-4">(</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">inspect</span><span·class="p"·data-group-id="0397022534-5">(</span><span·class="n">ProfileData</span><span·class="p">,</span><span·class="w">·</span><span·class="ss[·...·truncated·by·diffoscope;·len:·377,·SHA:·ea591d3906e968b7adba4d6f43bd4485d93016e16705b8bdb404847e2bd452a4·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.223</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">23.66</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 219 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.223</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">23.66</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 220 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 220 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="0397022534-7">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 221 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id=" | 221 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id="0397022534-8">[</span><span·class="mf">63.64</span><span·class="p"·data-group-id="0397022534-8">]</span><span·class="w"> |
| 222 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id=" | 222 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id="0397022534-9">[</span><span·class="mf">27.27</span><span·class="p"·data-group-id="0397022534-9">]</span><span·class="w"> |
| 223 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 223 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="0397022534-10">[</span><span·class="w">·</span><span·class="mf">9.09</span><span·class="p"·data-group-id="0397022534-10">]</span><span·class="w"> |
| 224 | ··································</span><span·class="mi">22</span><span·class="w">············</span><span·class="p"·data-group-id=" | 224 | ··································</span><span·class="mi">22</span><span·class="w">············</span><span·class="p"·data-group-id="0397022534-11">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="0397022534-11">]</span><span·class="w"> |
| 225 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.224</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">76.34</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 225 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.224</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">76.34</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 226 | </span><span·class="n">FUNCTION</span><span·class="w">···········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 226 | </span><span·class="n">FUNCTION</span><span·class="w">···········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="0397022534-12">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 227 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">·······</span><span·class="mi">9</span><span·class="w">·····</span><span·class="mi">64</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id=" | 227 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">·······</span><span·class="mi">9</span><span·class="w">·····</span><span·class="mi">64</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id="0397022534-13">[</span><span·class="mf">90.14</span><span·class="p"·data-group-id="0397022534-13">]</span><span·class="w"> |
| 228 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">apply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id=" | 228 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">apply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id="0397022534-14">[</span><span·class="w">·</span><span·class="mf">9.86</span><span·class="p"·data-group-id="0397022534-14">]</span><span·class="w"> |
| 229 | ·····························</span><span·class="mi">71</span><span·class="w">············</span><span·class="p"·data-group-id=" | 229 | ·····························</span><span·class="mi">71</span><span·class="w">············</span><span·class="p"·data-group-id="0397022534-15">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="0397022534-15">]</span></code></pre><p>Which·processes·that·are·profiled·depends·on·the·profiling·type.</p><ul><li><p><code·class="inline">call_count</code>·(default)·counts·calls·in·all·processes.</p></li><li><p><code·class="inline">call_time</code>·and·<code·class="inline">call_memory</code>·limits·the·profiling·to·the·processes |
| 230 | spawned·from·the·user-provided·function·(using·the·<code·class="inline">set_on_spawn</code> | 230 | spawned·from·the·user-provided·function·(using·the·<code·class="inline">set_on_spawn</code> |
| 231 | option·for·<a·href="../../../../lib/kernel-10.2.2/doc/html/trace.html#process/4"><code·class="inline">trace:process/4</code></a>).</p></li></ul><p><code·class="inline">call_time</code>·and·<code·class="inline">call_memory</code>·can·be·restricted·to·profile·a·single·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 231 | option·for·<a·href="../../../../lib/kernel-10.2.2/doc/html/trace.html#process/4"><code·class="inline">trace:process/4</code></a>).</p></li></ul><p><code·class="inline">call_time</code>·and·<code·class="inline">call_memory</code>·can·be·restricted·to·profile·a·single·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="1642963009-1">(</span><span·class="ss">test</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">test_spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1642963009-2">[</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·582c65e7dfcef475a6e300170bd09694dc546ccb7066b24f9e17d8b0baae2e87·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 232 | ·················</span><span·class="p"·data-group-id=" | 232 | ·················</span><span·class="p"·data-group-id="1642963009-3">#{</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">call_memory</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">set_on_spawn</span><span·clas[·...·truncated·by·diffoscope;·len:·189,·SHA:·1bc1a65fd67380bb0588b1c609b02b9af26e1c3ae1f9735f268714564b4dc63c·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.183</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">100.00</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 233 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.183</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">100.00</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 234 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 234 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="1642963009-4">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 235 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 235 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="1642963009-5">[</span><span·class="w">·</span><span·class="mf">9.09</span><span·class="p"·data-group-id="1642963009-5">]</span><span·class="w"> |
| 236 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id=" | 236 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id="1642963009-6">[</span><span·class="mf">27.27</span><span·class="p"·data-group-id="1642963009-6">]</span><span·class="w"> |
| 237 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id=" | 237 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id="1642963009-7">[</span><span·class="mf">63.64</span><span·class="p"·data-group-id="1642963009-7">]</span></code></pre><p><a·href=""·id="pg_example"></a></p><p>Erlang·programs·can·perform·expensive·operations·in·other·processes |
| 238 | than·the·original·one.·You·can·include·multiple,·new,·or·even·all | 238 | than·the·original·one.·You·can·include·multiple,·new,·or·even·all |
| 239 | processes·in·the·trace·when·measuring·time·or·memory:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="nc">pg</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 239 | processes·in·the·trace·when·measuring·time·or·memory:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="nc">pg</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="4181801765-1">(</span><span·class="p"·data-group-id="4181801765-1">)</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="p"·data-group-id=" | 240 | </span><span·class="p"·data-group-id="4181801765-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.252</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="4181801765-2">}</span><span·class="gp·unselectable"> |
| 241 | 8>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 241 | 8>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="4181801765-3">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="4181801765-4">(</span><span·class="p"·data-group-id="4181801765-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">pg</span[·...·truncated·by·diffoscope;·len:·358,·SHA:·4e44207605d5c962c3472388924268842460a56886d2154c50515caf9f0b2e9d·...·]-5">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 242 | ·················</span><span·class="p"·data-group-id=" | 242 | ·················</span><span·class="p"·data-group-id="4181801765-7">#{</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">call_memory</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">rootset</span><span·class="w"[·...·truncated·by·diffoscope;·len:·287,·SHA:·5141f41b1ae819eded56daf48ce530a75d09c96d03d37d2e4ecf747a2394d291·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.252</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">52.86</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 243 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.252</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">52.86</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 244 | </span><span·class="n">FUNCTION</span><span·class="w">······················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 244 | </span><span·class="n">FUNCTION</span><span·class="w">······················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-9">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 245 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">leave_local_update_ets</span><span·class="p">/</span><span·class="mi">5</span><span·class="w">·······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 245 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">leave_local_update_ets</span><span·class="p">/</span><span·class="mi">5</span><span·class="w">·······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-10">[</span><span·class="w">·</span><span·class="mf">1.80</span><span·class="p"·data-group-id="4181801765-10">]</span><span·class="w"> |
| 246 | </span><span·class="nc">gen</span><span·class="p">:</span><span·class="ss">reply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·······················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 246 | </span><span·class="nc">gen</span><span·class="p">:</span><span·class="ss">reply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·······················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-11">[</span><span·class="w">·</span><span·class="mf">2.70</span><span·class="p"·data-group-id="4181801765-11">]</span><span·class="w"> |
| 247 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">monitor</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 247 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">monitor</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-12">[</span><span·class="w">·</span><span·class="mf">2.70</span><span·class="p"·data-group-id="4181801765-12">]</span><span·class="w"> |
| 248 | </span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="ss">try_handle_call</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 248 | </span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="ss">try_handle_call</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-13">[</span><span·class="w">·</span><span·class="mf">2.70</span><span·class="p"·data-group-id="4181801765-13">]</span><span·class="w"> |
| 249 | </span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="ss">try_dispatch</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 249 | </span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="ss">try_dispatch</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-14">[</span><span·class="w">·</span><span·class="mf">2.70</span><span·class="p"·data-group-id="4181801765-14">]</span><span·class="w"> |
| 250 | </span><span·class="nc">maps</span><span·class="p">:</span><span·class="ss">iterator</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">···················</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 250 | </span><span·class="nc">maps</span><span·class="p">:</span><span·class="ss">iterator</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">···················</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-15">[</span><span·class="w">·</span><span·class="mf">3.60</span><span·class="p"·data-group-id="4181801765-15">]</span><span·class="w"> |
| 251 | </span><span·class="nc">maps</span><span·class="p">:</span><span·class="ss">take</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·······················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id=" | 251 | </span><span·class="nc">maps</span><span·class="p">:</span><span·class="ss">take</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·······················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-16">[</span><span·class="w">·</span><span·class="mf">5.41</span><span·class="p"·data-group-id="4181801765-16">]</span><span·class="w"> |
| 252 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">join_local_update_ets</span><span·class="p">/</span><span·class="mi">5</span><span·class="w">········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">8</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id=" | 252 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">join_local_update_ets</span><span·class="p">/</span><span·class="mi">5</span><span·class="w">········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">8</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-17">[</span><span·class="w">·</span><span·class="mf">7.21</span><span·class="p"·data-group-id="4181801765-17">]</span><span·class="w"> |
| 253 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">handle_info</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">8</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id=" | 253 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">handle_info</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">8</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-18">[</span><span·class="w">·</span><span·class="mf">7.21</span><span·class="p"·data-group-id="4181801765-18">]</span><span·class="w"> |
| 254 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">handle_call</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">9</span><span·class="w">·········</span><span·class="mi">9</span><span·class="w">··</span><span·class="p"·data-group-id=" | 254 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">handle_call</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">9</span><span·class="w">·········</span><span·class="mi">9</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-19">[</span><span·class="w">·</span><span·class="mf">8.11</span><span·class="p"·data-group-id="4181801765-19">]</span><span·class="w"> |
| 255 | </span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="ss">loop</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">·················</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">9</span><span·class="w">·········</span><span·class="mi">4</span><span·class="w">··</span><span·class="p"·data-group-id=" | 255 | </span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="ss">loop</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">·················</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">9</span><span·class="w">·········</span><span·class="mi">4</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-20">[</span><span·class="w">·</span><span·class="mf">8.11</span><span·class="p"·data-group-id="4181801765-20">]</span><span·class="w"> |
| 256 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="ss">lookup</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">······················</span><span·class="mi">2</span><span·class="w">·····</span><span·class="mi">10</span><span·class="w">·········</span><span·class="mi">5</span><span·class="w">··</span><span·class="p"·data-group-id=" | 256 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="ss">lookup</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">······················</span><span·class="mi">2</span><span·class="w">·····</span><span·class="mi">10</span><span·class="w">·········</span><span·class="mi">5</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-21">[</span><span·class="w">·</span><span·class="mf">9.01</span><span·class="p"·data-group-id="4181801765-21">]</span><span·class="w"> |
| 257 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">join_local</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">···················</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">11</span><span·class="w">········</span><span·class="mi">11</span><span·class="w">··</span><span·class="p"·data-group-id=" | 257 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">join_local</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">···················</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">11</span><span·class="w">········</span><span·class="mi">11</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-22">[</span><span·class="w">·</span><span·class="mf">9.91</span><span·class="p"·data-group-id="4181801765-22">]</span><span·class="w"> |
| 258 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">notify_group</span><span·class="p">/</span><span·class="mi">5</span><span·class="w">·················</span><span·class="mi">2</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id=" | 258 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">notify_group</span><span·class="p">/</span><span·class="mi">5</span><span·class="w">·················</span><span·class="mi">2</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-23">[</span><span·class="mf">14.41</span><span·class="p"·data-group-id="4181801765-23">]</span><span·class="w"> |
| 259 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">setelement</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">···············</span><span·class="mi">2</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id=" | 259 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">setelement</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">···············</span><span·class="mi">2</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-24">[</span><span·class="mf">14.41</span><span·class="p"·data-group-id="4181801765-24">]</span><span·class="w"> |
| 260 | ·······································</span><span·class="mi">111</span><span·class="w">············</span><span·class="p"·data-group-id=" | 260 | ·······································</span><span·class="mi">111</span><span·class="w">············</span><span·class="p"·data-group-id="4181801765-25">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="4181801765-25">]</span><span·class="w"> |
| 261 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.255</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">47.14</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 261 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.255</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">47.14</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 262 | </span><span·class="n">FUNCTION</span><span·class="w">···················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 262 | </span><span·class="n">FUNCTION</span><span·class="w">···················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-26">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 263 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">match_list</span><span·class="p">/</span><span·class="mi">6</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 263 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">match_list</span><span·class="p">/</span><span·class="mi">6</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-27">[</span><span·class="w">·</span><span·class="mf">3.03</span><span·class="p"·data-group-id="4181801765-27">]</span><span·class="w"> |
| 264 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">monitor</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">···············</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 264 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">monitor</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">···············</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-28">[</span><span·class="w">·</span><span·class="mf">3.03</span><span·class="p"·data-group-id="4181801765-28">]</span><span·class="w"> |
| 265 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">reverse</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">················</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 265 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">reverse</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">················</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-29">[</span><span·class="w">·</span><span·class="mf">4.04</span><span·class="p"·data-group-id="4181801765-29">]</span><span·class="w"> |
| 266 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">join</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">4</span><span·class="w">··</span><span·class="p"·data-group-id=" | 266 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">join</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">4</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-30">[</span><span·class="w">·</span><span·class="mf">4.04</span><span·class="p"·data-group-id="4181801765-30">]</span><span·class="w"> |
| 267 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">add_bindings</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·········</span><span·class="mi">5</span><span·class="w">··</span><span·class="p"·data-group-id=" | 267 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">add_bindings</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·········</span><span·class="mi">5</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-31">[</span><span·class="w">·</span><span·class="mf">5.05</span><span·class="p"·data-group-id="4181801765-31">]</span><span·class="w"> |
| 268 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">do_apply</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">············</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 268 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">do_apply</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">············</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-32">[</span><span·class="w">·</span><span·class="mf">6.06</span><span·class="p"·data-group-id="4181801765-32">]</span><span·class="w"> |
| 269 | </span><span·class="nc">gen</span><span·class="p">:</span><span·class="ss">call</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">·····················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">8</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id=" | 269 | </span><span·class="nc">gen</span><span·class="p">:</span><span·class="ss">call</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">·····················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">8</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-33">[</span><span·class="w">·</span><span·class="mf">8.08</span><span·class="p"·data-group-id="4181801765-33">]</span><span·class="w"> |
| 270 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">expr_list</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">···········</span><span·class="mi">4</span><span·class="w">·····</span><span·class="mi">10</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 270 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">expr_list</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">···········</span><span·class="mi">4</span><span·class="w">·····</span><span·class="mi">10</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-34">[</span><span·class="mf">10.10</span><span·class="p"·data-group-id="4181801765-34">]</span><span·class="w"> |
| 271 | </span><span·class="nc">gen</span><span·class="p">:</span><span·class="ss">do_call</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">········</span><span·class="mi">16</span><span·class="w">··</span><span·class="p"·data-group-id=" | 271 | </span><span·class="nc">gen</span><span·class="p">:</span><span·class="ss">do_call</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">········</span><span·class="mi">16</span><span·class="w">··</span><span·class="p"·data-group-id="4181801765-35">[</span><span·class="mf">16.16</span><span·class="p"·data-group-id="4181801765-35">]</span><span·class="w"> |
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| 3576 | ······<p·class="built-using"> | 3576 | ······<p·class="built-using"> |
| 3577 | ········Built·using | 3577 | ········Built·using |
| 3578 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3578 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3579 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3579 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3580 | ······</p> | 3580 | ······</p> |
| 3581 | <p>Copyright·©·1996-202 | 3581 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3582 | ····</footer> | 3582 | ····</footer> |
| 3583 | ··</div> | 3583 | ··</div> |
| 3584 | </main> | 3584 | </main> |
| 3585 | </div> | 3585 | </div> |
| 3586 | <script> | 3586 | <script> |
| 3587 | ··function·mermaidLoaded()·{ | 3587 | ··function·mermaidLoaded()·{ |
| 3588 | ····mermaid.initialize({ | 3588 | ····mermaid.initialize({ |
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| 136 | reading;·not·all·of·the·concepts·used·are·explained,·and·it·is·assumed·that·the | 136 | reading;·not·all·of·the·concepts·used·are·explained,·and·it·is·assumed·that·the |
| 137 | <a·href="xref.html">reference·manual</a>·has·been·at·least·skimmed.</p><h2·id="module-check"·class="section-heading"> | 137 | <a·href="xref.html">reference·manual</a>·has·been·at·least·skimmed.</p><h2·id="module-check"·class="section-heading"> |
| 138 | ··<a·href="#module-check"·class="hover-link"> | 138 | ··<a·href="#module-check"·class="hover-link"> |
| 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 140 | ··</a> | 140 | ··</a> |
| 141 | ··<span·class="text">Module·Check</span> | 141 | ··<span·class="text">Module·Check</span> |
| 142 | </h2> | 142 | </h2> |
| 143 | <p>Assume·we·want·to·check·the·following·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 143 | <p>Assume·we·want·to·check·the·following·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7825053924-1">(</span><span·class="ss">my_module</span><span·class="p"·data-group-id="7825053924-1">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="w"> | 144 | </span><span·class="w"> |
| 145 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 145 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7825053924-2">(</span><span·class="p"·data-group-id="7825053924-3">[</span><span·class="ss">t</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="7825053924-3">]</span><span·class="p"·data-group-id="7825053924-2">)</span><span·class="p">.</span><span·class="w"> |
| 146 | </span><span·class="nf">t</span><span·class="p"·data-group-id=" | 146 | </span><span·class="nf">t</span><span·class="p"·data-group-id="7825053924-4">(</span><span·class="n">A</span><span·class="p"·data-group-id="7825053924-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 147 | ··</span><span·class="nc">my_module</span><span·class="p">:</span><span·class="nf">t2</span><span·class="p"·data-group-id=" | 147 | ··</span><span·class="nc">my_module</span><span·class="p">:</span><span·class="nf">t2</span><span·class="p"·data-group-id="7825053924-5">(</span><span·class="n">A</span><span·class="p"·data-group-id="7825053924-5">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="nf">t2</span><span·class="p"·data-group-id=" | 148 | </span><span·class="nf">t2</span><span·class="p"·data-group-id="7825053924-6">(</span><span·class="p">_</span><span·class="p"·data-group-id="7825053924-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 149 | ··</span><span·class="ss">true</span><span·class="p">.</span></code></pre><p>Cross·reference·data·are·read·from·BEAM·files,·so·the·first·step·when·checking | 149 | ··</span><span·class="ss">true</span><span·class="p">.</span></code></pre><p>Cross·reference·data·are·read·from·BEAM·files,·so·the·first·step·when·checking |
| 150 | an·edited·module·is·to·compile·it:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 150 | an·edited·module·is·to·compile·it:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">c</span><span·class="p"·data-group-id="1917635085-1">(</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">debug_info</span><span·class="p"·data-group-id="1917635085-1">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="p">.</span><span·class="o">/</span><span·class="ss">my_module</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">10</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="ss">t2</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">unused</span><span·class="w"> | 151 | </span><span·class="p">.</span><span·class="o">/</span><span·class="ss">my_module</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">10</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="ss">t2</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">unused</span><span·class="w"> |
| 152 | </span><span·class="p"·data-group-id=" | 152 | </span><span·class="p"·data-group-id="1917635085-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_module</span><span·class="p"·data-group-id="1917635085-2">}</span></code></pre><p>The·<code·class="inline">debug_info</code>·option·ensures·that·the·BEAM·file·contains·debug·information, |
| 153 | which·makes·it·possible·to·find·unused·local·functions.</p><p>The·module·can·now·be·checked·for·calls·to | 153 | which·makes·it·possible·to·find·unused·local·functions.</p><p>The·module·can·now·be·checked·for·calls·to |
| 154 | <a·href="xref.html#deprecated_function">deprecated·functions</a>,·calls·to | 154 | <a·href="xref.html#deprecated_function">deprecated·functions</a>,·calls·to |
| 155 | <a·href="xref.html#undefined_function">undefined·functions</a>,·and·for·unused·local | 155 | <a·href="xref.html#undefined_function">undefined·functions</a>,·and·for·unused·local |
| 156 | functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">m</span><span·class="p"·data-group-id=" | 156 | functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">m</span><span·class="p"·data-group-id="5333067892-1">(</span><span·class="ss">my_module</span><span·class="p"·data-group-id="5333067892-1">)</span><span·class="w"> |
| 157 | </span><span·class="p"·data-group-id=" | 157 | </span><span·class="p"·data-group-id="5333067892-2">[</span><span·class="p"·data-group-id="5333067892-3">{</span><span·class="ss">deprecated</span><span·class="p">,</span><span·class="p"·data-group-id="5333067892-4">[</span><span·class="p"·data-group-id="5333067892-4">]</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·49db2777fb3165b5c94f865c386a637c57fdd312761f511075f0d6803cdd91ca·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 158 | ·</span><span·class="p"·data-group-id=" | 158 | ·</span><span·class="p"·data-group-id="5333067892-5">{</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="p"·data-group-id="5333067892-6">[</span><span·class="p"·data-group-id="5333067892-7">{</span><span·class="p"·data-group-id="5333067892-8">{</span><span·class="ss">m[·...·truncated·by·diffoscope;·len:·575,·SHA:·b00d7ab3829deb62d7f0296efb1b12ebfd436b5525ae90dbc61e784ccaefa5a9·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 159 | ·</span><span·class="p"·data-group-id=" | 159 | ·</span><span·class="p"·data-group-id="5333067892-10">{</span><span·class="ss">unused</span><span·class="p">,</span><span·class="p"·data-group-id="5333067892-11">[</span><span·class="p"·data-group-id="5333067892-12">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="s[·...·truncated·by·diffoscope;·len:·264,·SHA:·9d5f6032ec9aa56e354944c6df79877bbb49ca03a074c29ae1742f9b3a6455ba·...·]-2">]</span></code></pre><p><code·class="inline">m/1</code>·is·also·suitable·for·checking·that·the·BEAM·file·of·a·module·that·is·about |
| 160 | to·be·loaded·into·a·running·a·system·does·not·call·any·undefined·functions.·In | 160 | to·be·loaded·into·a·running·a·system·does·not·call·any·undefined·functions.·In |
| 161 | either·case,·the·code·path·of·the·code·server·(see·the·module·<code·class="inline">code</code>)·is·used | 161 | either·case,·the·code·path·of·the·code·server·(see·the·module·<code·class="inline">code</code>)·is·used |
| 162 | for·finding·modules·that·export·externally·called·functions·not·exported·by·the | 162 | for·finding·modules·that·export·externally·called·functions·not·exported·by·the |
| 163 | checked·module·itself,·so·called·<a·href="xref.html#library_module">library·modules</a>.</p><h2·id="predefined-analysis"·class="section-heading"> | 163 | checked·module·itself,·so·called·<a·href="xref.html#library_module">library·modules</a>.</p><h2·id="predefined-analysis"·class="section-heading"> |
| 164 | ··<a·href="#predefined-analysis"·class="hover-link"> | 164 | ··<a·href="#predefined-analysis"·class="hover-link"> |
| 165 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 165 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 166 | ··</a> | 166 | ··</a> |
| 167 | ··<span·class="text">Predefined·Analysis</span> | 167 | ··<span·class="text">Predefined·Analysis</span> |
| 168 | </h2> | 168 | </h2> |
| 169 | <p>In·the·last·example·the·module·to·analyze·was·given·as·an·argument·to·<code·class="inline">m/1</code>,·and | 169 | <p>In·the·last·example·the·module·to·analyze·was·given·as·an·argument·to·<code·class="inline">m/1</code>,·and |
| 170 | the·code·path·was·(implicitly)·used·as·<a·href="xref.html#library_path">library·path</a>.·In | 170 | the·code·path·was·(implicitly)·used·as·<a·href="xref.html#library_path">library·path</a>.·In |
| 171 | this·example·an·<a·href="xref.html#xref_server">xref·server</a>·will·be·used,·which·makes·it | 171 | this·example·an·<a·href="xref.html#xref_server">xref·server</a>·will·be·used,·which·makes·it |
| 172 | possible·to·analyze·applications·and·releases,·and·also·to·select·the·library | 172 | possible·to·analyze·applications·and·releases,·and·also·to·select·the·library |
| 173 | path·explicitly.</p><p>Each·Xref·server·is·referred·to·by·a·unique·name.·The·name·is·given·when | 173 | path·explicitly.</p><p>Each·Xref·server·is·referred·to·by·a·unique·name.·The·name·is·given·when |
| 174 | creating·the·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 174 | creating·the·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="2505071989-1">(</span><span·class="ss">s</span><span·class="p"·data-group-id="2505071989-1">)</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="p"·data-group-id=" | 175 | </span><span·class="p"·data-group-id="2505071989-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.27</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="2505071989-2">}</span></code></pre><p>Next·the·system·to·be·analyzed·is·added·to·the·Xref·server.·Here·the·system·will |
| 176 | be·OTP,·so·no·library·path·will·be·needed.·Otherwise,·when·analyzing·a·system | 176 | be·OTP,·so·no·library·path·will·be·needed.·Otherwise,·when·analyzing·a·system |
| 177 | that·uses·OTP,·the·OTP·modules·are·typically·made·library·modules·by·setting·the | 177 | that·uses·OTP,·the·OTP·modules·are·typically·made·library·modules·by·setting·the |
| 178 | library·path·to·the·default·OTP·code·path·(or·to·<code·class="inline">code_path</code>,·see·the | 178 | library·path·to·the·default·OTP·code·path·(or·to·<code·class="inline">code_path</code>,·see·the |
| 179 | <a·href="xref.html#code_path">reference·manual</a>).·By·default,·the·names·of·read·BEAM | 179 | <a·href="xref.html#code_path">reference·manual</a>).·By·default,·the·names·of·read·BEAM |
| 180 | files·and·warnings·are·output·when·adding·analyzed·modules,·but·these·messages | 180 | files·and·warnings·are·output·when·adding·analyzed·modules,·but·these·messages |
| 181 | can·be·avoided·by·setting·default·values·of·some·options:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">set_default</span><span·class="p"·data-group-id=" | 181 | can·be·avoided·by·setting·default·values·of·some·options:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">set_default</span><span·class="p"·data-group-id="0529056774-1">(</span><span·class="ss">s</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0529056774-2">[</span><span·class="p"·data-group-id="0529056774-3">{</span><span·class="ss">verbose</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·415,·SHA:·46fbd6201c3805f885717b527e73e348a1ad924db2de8cb415d933a7c322326c·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 182 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 183 | 3>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">add_release</span><span·class="p"·data-group-id=" | 183 | 3>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">add_release</span><span·class="p"·data-group-id="0529056774-5">(</span><span·class="ss">s</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-group-id="0529056774-6">(</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·326,·SHA:·b597da8d08286d8940e940837c058b0d3315fb70df5fd2aa0f22f34558939449·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="p"·data-group-id=" | 184 | </span><span·class="p"·data-group-id="0529056774-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">otp</span><span·class="p"·data-group-id="0529056774-8">}</span></code></pre><p><code·class="inline">add_release/3</code>·assumes·that·all·subdirectories·of·the·library·directory |
| 185 | returned·by·<a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#lib_dir/0"><code·class="inline">code:lib_dir()</code></a>·contain·applications; | 185 | returned·by·<a·href="../../../../lib/kernel-10.2.2/doc/html/code.html#lib_dir/0"><code·class="inline">code:lib_dir()</code></a>·contain·applications; |
| 186 | the·effect·is·that·of·reading·all·BEAM·files·for·the·application.</p><p>It·is·now·easy·to·check·the·release·for·calls·to·undefined·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">analyze</span><span·class="p"·data-group-id=" | 186 | the·effect·is·that·of·reading·all·BEAM·files·for·the·application.</p><p>It·is·now·easy·to·check·the·release·for·calls·to·undefined·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">analyze</span><span·class="p"·data-group-id="5591134338-1">(</span><span·class="ss">s</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">undefined_function_calls</span><span·class="p"·data-group-id="5591134338-1">)</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="p"·data-group-id=" | 187 | </span><span·class="p"·data-group-id="5591134338-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5591134338-3">[</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5591[·...·truncated·by·diffoscope;·len:·457,·SHA:·d19146d91bc80e3af8d12ed4a0e4462a89d0218ece2d4a223d7d261615d69922·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·check·for·calls·to·undefined·functions·is·an·example·of·a·predefined |
| 188 | analysis,·probably·the·most·useful·one.·Other·examples·are·the·analyses·that | 188 | analysis,·probably·the·most·useful·one.·Other·examples·are·the·analyses·that |
| 189 | find·unused·local·functions,·or·functions·that·call·some·given·functions.·See | 189 | find·unused·local·functions,·or·functions·that·call·some·given·functions.·See |
| 190 | the·<a·href="xref.html#analyze">analyze/2,3</a>·functions·for·a·complete·list·of·predefined | 190 | the·<a·href="xref.html#analyze">analyze/2,3</a>·functions·for·a·complete·list·of·predefined |
| 191 | analyses.</p><p>Each·predefined·analysis·is·a·shorthand·for·a·<a·href="xref.html#query">query</a>,·a | 191 | analyses.</p><p>Each·predefined·analysis·is·a·shorthand·for·a·<a·href="xref.html#query">query</a>,·a |
| 192 | sentence·of·a·tiny·language·providing·cross·reference·data·as·values·of | 192 | sentence·of·a·tiny·language·providing·cross·reference·data·as·values·of |
| 193 | <a·href="xref.html#predefined_variable">predefined·variables</a>.·The·check·for·calls·to | 193 | <a·href="xref.html#predefined_variable">predefined·variables</a>.·The·check·for·calls·to |
| 194 | undefined·functions·can·thus·be·stated·as·a·query:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">q</span><span·class="p"·data-group-id=" | 194 | undefined·functions·can·thus·be·stated·as·a·query:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">q</span><span·class="p"·data-group-id="4518618703-1">(</span><span·class="ss">s</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"(XC·-·UC)·||·(XU·-·X·-·B)"</span><span·class="p"·data-group-id="4518618703-1">)</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="p"·data-group-id=" | 195 | </span><span·class="p"·data-group-id="4518618703-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="4518618703-3">[</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="4518618703-3">]</span><span·[·...·truncated·by·diffoscope;·len:·34,·SHA:·f911a9b9aee2fed9d6f77e5cc4bcac1816107051b8092a232f83615678d1c567·...·]3-2">}</span></code></pre><p>The·query·asks·for·the·restriction·of·external·calls·except·the·unresolved·calls |
| 196 | to·calls·to·functions·that·are·externally·used·but·neither·exported·nor·built-in | 196 | to·calls·to·functions·that·are·externally·used·but·neither·exported·nor·built-in |
| 197 | functions·(the·<code·class="inline">||</code>·operator·restricts·the·used·functions·while·the·<code·class="inline">|</code>·operator | 197 | functions·(the·<code·class="inline">||</code>·operator·restricts·the·used·functions·while·the·<code·class="inline">|</code>·operator |
| 198 | restricts·the·calling·functions).·The·<code·class="inline">-</code>·operator·returns·the·difference·of·two | 198 | restricts·the·calling·functions).·The·<code·class="inline">-</code>·operator·returns·the·difference·of·two |
| 199 | sets,·and·the·<code·class="inline">+</code>·operator·to·be·used·below·returns·the·union·of·two·sets.</p><p>The·relationships·between·the·predefined·variables·<code·class="inline">XU</code>,·<code·class="inline">X</code>,·<code·class="inline">B</code>·and·a·few | 199 | sets,·and·the·<code·class="inline">+</code>·operator·to·be·used·below·returns·the·union·of·two·sets.</p><p>The·relationships·between·the·predefined·variables·<code·class="inline">XU</code>,·<code·class="inline">X</code>,·<code·class="inline">B</code>·and·a·few |
| 200 | others·are·worth·elaborating·upon.·The·reference·manual·mentions·two·ways·of | 200 | others·are·worth·elaborating·upon.·The·reference·manual·mentions·two·ways·of |
| 201 | expressing·the·set·of·all·functions,·one·that·focuses·on·how·they·are·defined: | 201 | expressing·the·set·of·all·functions,·one·that·focuses·on·how·they·are·defined: |
| 202 | <code·class="inline">X + L + B + U</code>,·and·one·that·focuses·on·how·they·are·used:·<code·class="inline">UU + LU + XU</code>.·The | 202 | <code·class="inline">X + L + B + U</code>,·and·one·that·focuses·on·how·they·are·used:·<code·class="inline">UU + LU + XU</code>.·The |
| Offset 220, 16 lines modified | Offset 220, 16 lines modified | ||
| 220 | </h2> | 220 | </h2> |
| 221 | <p>The·module·check·and·the·predefined·analyses·are·useful,·but·limited.·Sometimes | 221 | <p>The·module·check·and·the·predefined·analyses·are·useful,·but·limited.·Sometimes |
| 222 | more·flexibility·is·needed,·for·instance·one·might·not·need·to·apply·a·graph | 222 | more·flexibility·is·needed,·for·instance·one·might·not·need·to·apply·a·graph |
| 223 | analysis·on·all·calls,·but·some·subset·will·do·equally·well.·That·flexibility·is | 223 | analysis·on·all·calls,·but·some·subset·will·do·equally·well.·That·flexibility·is |
| 224 | provided·with·a·simple·language.·Below·are·some·expressions·of·the·language·with | 224 | provided·with·a·simple·language.·Below·are·some·expressions·of·the·language·with |
| 225 | comments,·focusing·on·elements·of·the·language·rather·than·providing·useful | 225 | comments,·focusing·on·elements·of·the·language·rather·than·providing·useful |
| 226 | examples.·The·analyzed·system·is·assumed·to·be·OTP,·so·in·order·to·run·the | 226 | examples.·The·analyzed·system·is·assumed·to·be·OTP,·so·in·order·to·run·the |
| 227 | queries,·first·evaluate·these·calls:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 227 | queries,·first·evaluate·these·calls:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="1839132735-1">(</span><span·class="ss">s</span><span·class="p"·data-group-id="1839132735-1">)</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">add_release</span><span·class="p"·data-group-id=" | 228 | </span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">add_release</span><span·class="p"·data-group-id="1839132735-2">(</span><span·class="ss">s</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">root_dir</span><span·class="p"·data-group-id="1839132735-3">(</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·70,·SHA:·cc1dad810c5d33e61d85c6d1f7a9a65016eab60c4030830579458031b0f97e4b·...·]-2">)</span><span·class="p">.</span></code></pre><ul><li><p><strong><code·class="inline">xref:q(s,·"(Fun)·xref·:·Mod").</code></strong>·-·All·functions·of·the·<code·class="inline">xref</code>·module.</p></li><li><p><strong><code·class="inline">xref:q(s,·"xref·:·Mod·*·X").</code></strong>·-·All·exported·functions·of·the·<code·class="inline">xref</code> |
| 229 | module.·The·first·operand·of·the·intersection·operator·<code·class="inline">*</code>·is·implicitly | 229 | module.·The·first·operand·of·the·intersection·operator·<code·class="inline">*</code>·is·implicitly |
| 230 | converted·to·the·more·special·type·of·the·second·operand.</p></li><li><p><strong><code·class="inline">xref:q(s,·"(Mod)·tools").</code></strong>·-·All·modules·of·the·Tools·application.</p></li><li><p><strong><code·class="inline">xref:q(s,·'"xref_.*"·:·Mod').</code></strong>·-·All·modules·with·a·name·beginning·with | 230 | converted·to·the·more·special·type·of·the·second·operand.</p></li><li><p><strong><code·class="inline">xref:q(s,·"(Mod)·tools").</code></strong>·-·All·modules·of·the·Tools·application.</p></li><li><p><strong><code·class="inline">xref:q(s,·'"xref_.*"·:·Mod').</code></strong>·-·All·modules·with·a·name·beginning·with |
| 231 | <code·class="inline">xref_</code>.</p></li><li><p><strong><code·class="inline">xref:q(s,·"#·E | X ").</code></strong>·-·Number·of·calls·from·exported·functions.</p></li><li><p><strong><code·class="inline">xref:q(s,·"XC || L ").</code></strong>·-·All·external·calls·to·local·functions.</p></li><li><p><strong><code·class="inline">xref:q(s,·"XC * LC").</code></strong>·-·All·calls·that·have·both·an·external·and·a·local | 231 | <code·class="inline">xref_</code>.</p></li><li><p><strong><code·class="inline">xref:q(s,·"#·E | X ").</code></strong>·-·Number·of·calls·from·exported·functions.</p></li><li><p><strong><code·class="inline">xref:q(s,·"XC || L ").</code></strong>·-·All·external·calls·to·local·functions.</p></li><li><p><strong><code·class="inline">xref:q(s,·"XC * LC").</code></strong>·-·All·calls·that·have·both·an·external·and·a·local |
| 232 | version.</p></li><li><p><strong><code·class="inline">xref:q(s,·"(LLin)·(LC·*·XC)").</code></strong>·-·The·lines·where·the·local·calls·of·the | 232 | version.</p></li><li><p><strong><code·class="inline">xref:q(s,·"(LLin)·(LC·*·XC)").</code></strong>·-·The·lines·where·the·local·calls·of·the |
| 233 | last·example·are·made.</p></li><li><p><strong><code·class="inline">xref:q(s,·"(XLin)·(LC·*·XC)").</code></strong>·-·The·lines·where·the·external·calls·of | 233 | last·example·are·made.</p></li><li><p><strong><code·class="inline">xref:q(s,·"(XLin)·(LC·*·XC)").</code></strong>·-·The·lines·where·the·external·calls·of |
| 234 | the·example·before·last·are·made.</p></li><li><p><strong><code·class="inline">xref:q(s,·"XC·*·(ME·-·strict·ME)").</code></strong>·-·External·calls·within·some·module.</p></li><li><p><strong><code·class="inline">xref:q(s,·"E ||| kernel").</code></strong>·-·All·calls·within·the·Kernel·application.</p></li><li><p><strong><code·class="inline">xref:q(s,·"closure E | kernel || kernel").</code></strong>·-·All·direct·and·indirect | 234 | the·example·before·last·are·made.</p></li><li><p><strong><code·class="inline">xref:q(s,·"XC·*·(ME·-·strict·ME)").</code></strong>·-·External·calls·within·some·module.</p></li><li><p><strong><code·class="inline">xref:q(s,·"E ||| kernel").</code></strong>·-·All·calls·within·the·Kernel·application.</p></li><li><p><strong><code·class="inline">xref:q(s,·"closure E | kernel || kernel").</code></strong>·-·All·direct·and·indirect |
| 235 | calls·within·the·Kernel·application.·Both·the·calling·and·the·used·functions | 235 | calls·within·the·Kernel·application.·Both·the·calling·and·the·used·functions |
| Offset 264, 26 lines modified | Offset 264, 26 lines modified | ||
| 264 | <code·class="inline">digraph</code>·representation·of·graphs)·has·to·be·explicitly·applied.</p><p>As·an·example·of·analyzing·indirect·calls,·the·following·Erlang·function·tries | 264 | <code·class="inline">digraph</code>·representation·of·graphs)·has·to·be·explicitly·applied.</p><p>As·an·example·of·analyzing·indirect·calls,·the·following·Erlang·function·tries |
| 265 | to·answer·the·question:·if·we·want·to·know·which·modules·are·used·indirectly·by | 265 | to·answer·the·question:·if·we·want·to·know·which·modules·are·used·indirectly·by |
| 266 | some·module(s),·is·it·worth·while·using·the | 266 | some·module(s),·is·it·worth·while·using·the |
| 267 | <a·href="xref.html#call_graph">function·graph</a>·rather·than·the·module·graph?·Recall·that | 267 | <a·href="xref.html#call_graph">function·graph</a>·rather·than·the·module·graph?·Recall·that |
| 268 | a·module·M1·is·said·to·call·a·module·M2·if·there·is·some·function·in·M1·that | 268 | a·module·M1·is·said·to·call·a·module·M2·if·there·is·some·function·in·M1·that |
| 269 | calls·some·function·in·M2.·It·would·be·nice·if·we·could·use·the·much·smaller | 269 | calls·some·function·in·M2.·It·would·be·nice·if·we·could·use·the·much·smaller |
| 270 | module·graph,·since·it·is·available·also·in·the·light·weight | 270 | module·graph,·since·it·is·available·also·in·the·light·weight |
| 271 | <code·class="inline">modules</code><a·href="xref.html#mode">mode</a>·of·Xref·servers.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t</span><span·class="p"·data-group-id="0 | 271 | <code·class="inline">modules</code><a·href="xref.html#mode">mode</a>·of·Xref·servers.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t</span><span·class="p"·data-group-id="0722411934-1">(</span><span·class="n">S</span><span·class="p"·data-group-id="0722411934-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 272 | ··</span><span·class="p"·data-group-id="0 | 272 | ··</span><span·class="p"·data-group-id="0722411934-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="0722411934-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·284,·SHA:·11e3ba1ad64127e7b3bf909a19fcf4602c99ced80975be9a5bf44b0ccef6122d·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 273 | ··</span><span·class="p"·data-group-id="0 | 273 | ··</span><span·class="p"·data-group-id="0722411934-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ms</span><span·class="p"·data-group-id="0722411934-4">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·269,·SHA:·78be7890e3e6525f5250b609e0d2bb2ce2ace2f4256d9e4e3ffdecb3a9c2f199·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 274 | ··</span><span·class="n">Fun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0 | 274 | ··</span><span·class="n">Fun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0722411934-6">(</span><span·class="n">M</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="0722411934-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 275 | ······</span><span·class="n">Q</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0 | 275 | ······</span><span·class="n">Q</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0722411934-7">(</span><span·class="s">"#·(Mod)·(Eplus·|·</span><span·class="si">~p</span><span·class="s">·:·Mod)"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0722411934-8">[</span><span·class="n">M</span><s[·...·truncated·by·diffoscope;·len:·92,·SHA:·0be6ebf2fe377297d783dc524100a6580362a139ca3e507757002dc1c6236137·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 276 | ······</span><span·class="p"·data-group-id="0 | 276 | ······</span><span·class="p"·data-group-id="0722411934-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N0</span><span·class="p"·data-group-id="0722411934-9">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·449,·SHA:·c48ca6555f4b200c8a11648854c44c9e84b6a47ded4c176ed3d38d4f87eeb2c4·...·]-10">)</span><span·class="p">,</span><span·class="w"> |
| 277 | ······</span><span·class="n">N</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">N0</span><span·class="w"> | 277 | ······</span><span·class="n">N</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">N0</span><span·class="w"> |
| 278 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 278 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 279 | ··</span><span·class="n">Sum</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="0 | 279 | ··</span><span·class="n">Sum</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="0722411934-12">(</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ms</span><span·class="p"·data-group-id="0722411934-12">)</span><span·class="p">,</span><span·class="w"> |
| 280 | ··</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">forget</span><span·class="p"·data-group-id="0 | 280 | ··</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">forget</span><span·class="p"·data-group-id="0722411934-13">(</span><span·class="n">S</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'Eplus'</span><span·class="p"·data-group-id="0722411934-13">)</span><span·class="p">,</span><span·class="w"> |
| 281 | ··</span><span·class="p"·data-group-id="0 | 281 | ··</span><span·class="p"·data-group-id="0722411934-14">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tot</span><span·class="p"·data-group-id="0722411934-14">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·290,·SHA:·f8cd116dd1805e279307c38519f7a13d5d1dc091d36590ba9840195f488a98b4·...·]-15">)</span><span·class="p">,</span><span·class="w"> |
| 282 | ··</span><span·class="mi">100</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="p"·data-group-id="0 | 282 | ··</span><span·class="mi">100</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="p"·data-group-id="0722411934-16">(</span><span·class="p"·data-group-id="0722411934-17">(</span><span·class="n">Tot</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="n">Sum</span><span·class="p"·data-group-id="0722411934-17">)</span><s[·...·truncated·by·diffoscope;·len:·137,·SHA:·f64e1dd8f08510b0551dc49a0d20954f64c74973542d992193c11c4cd68531ec·...·]-16">)</span><span·class="p">.</span></code></pre><p>Comments·on·the·code:</p><ul><li>We·want·to·find·the·reduction·of·the·closure·of·the·function·graph·to·modules. |
| 283 | The·direct·expression·for·doing·that·would·be·<code·class="inline">(Mod) (closure E | AM)</code>,·but | 283 | The·direct·expression·for·doing·that·would·be·<code·class="inline">(Mod) (closure E | AM)</code>,·but |
| 284 | then·we·would·have·to·represent·all·of·the·transitive·closure·of·E·in·memory. | 284 | then·we·would·have·to·represent·all·of·the·transitive·closure·of·E·in·memory. |
| 285 | Instead·the·number·of·indirectly·used·modules·is·found·for·each·analyzed | 285 | Instead·the·number·of·indirectly·used·modules·is·found·for·each·analyzed |
| 286 | module,·and·the·sum·over·all·modules·is·calculated.</li><li>A·user·variable·is·employed·for·holding·the·<code·class="inline">digraph</code>·representation·of·the | 286 | module,·and·the·sum·over·all·modules·is·calculated.</li><li>A·user·variable·is·employed·for·holding·the·<code·class="inline">digraph</code>·representation·of·the |
| 287 | function·graph·for·use·in·many·queries.·The·reason·is·efficiency.·As·opposed | 287 | function·graph·for·use·in·many·queries.·The·reason·is·efficiency.·As·opposed |
| 288 | to·the·<code·class="inline">=</code>·operator,·the·<code·class="inline">:=</code>·operator·saves·a·value·for·subsequent·analyses. | 288 | to·the·<code·class="inline">=</code>·operator,·the·<code·class="inline">:=</code>·operator·saves·a·value·for·subsequent·analyses. |
| 289 | Here·might·be·the·place·to·note·that·equal·subexpressions·within·a·query·are | 289 | Here·might·be·the·place·to·note·that·equal·subexpressions·within·a·query·are |
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| 350 | ······<p·class="built-using"> | 350 | ······<p·class="built-using"> |
| 351 | ········Built·using | 351 | ········Built·using |
| 352 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 352 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 353 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 353 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 354 | ······</p> | 354 | ······</p> |
| 355 | <p>Copyright·©·1996-202 | 355 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 356 | ····</footer> | 356 | ····</footer> |
| 357 | ··</div> | 357 | ··</div> |
| 358 | </main> | 358 | </main> |
| 359 | </div> | 359 | </div> |
| 360 | <script> | 360 | <script> |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 2414 | ······<p·class="built-using"> | 2414 | ······<p·class="built-using"> |
| 2415 | ········Built·using | 2415 | ········Built·using |
| 2416 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2416 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2417 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2417 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2418 | ······</p> | 2418 | ······</p> |
| 2419 | <p>Copyright·©·1996-202 | 2419 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2420 | ····</footer> | 2420 | ····</footer> |
| 2421 | ··</div> | 2421 | ··</div> |
| 2422 | </main> | 2422 | </main> |
| 2423 | </div> | 2423 | </div> |
| 2424 | <script> | 2424 | <script> |
| 2425 | ··function·mermaidLoaded()·{ | 2425 | ··function·mermaidLoaded()·{ |
| 2426 | ····mermaid.initialize({ | 2426 | ····mermaid.initialize({ |
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| 157 | that·object.·Type·checking·is·done·so·that·a·module·only·operates·on·it's | 157 | that·object.·Type·checking·is·done·so·that·a·module·only·operates·on·it's |
| 158 | objects·or·inherited·classes.</p><p>An·object·is·created·with·<em>new</em>·and·destroyed·with·<em>destroy</em>.·Most·functions·in | 158 | objects·or·inherited·classes.</p><p>An·object·is·created·with·<em>new</em>·and·destroyed·with·<em>destroy</em>.·Most·functions·in |
| 159 | the·classes·are·named·the·same·as·their·C++·counterpart,·except·that·for | 159 | the·classes·are·named·the·same·as·their·C++·counterpart,·except·that·for |
| 160 | convenience,·in·erlang·they·start·with·a·lowercase·letter·and·the·first·argument | 160 | convenience,·in·erlang·they·start·with·a·lowercase·letter·and·the·first·argument |
| 161 | is·the·object·reference.·Optional·arguments·are·last·and·expressed·as·tagged | 161 | is·the·object·reference.·Optional·arguments·are·last·and·expressed·as·tagged |
| 162 | tuples·in·any·order.</p><p>For·example·the·<em>wxWindow</em>·C++·class·is·implemented·in·the·<em>wxWindow</em>·erlang | 162 | tuples·in·any·order.</p><p>For·example·the·<em>wxWindow</em>·C++·class·is·implemented·in·the·<em>wxWindow</em>·erlang |
| 163 | module·and·the·member·<em>wxWindow::CenterOnParent</em>·is·thus | 163 | module·and·the·member·<em>wxWindow::CenterOnParent</em>·is·thus |
| 164 | <em>wxWindow:centerOnParent</em>.·The·following·C++·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="ss">wxWindow</span><span·class="w">·</span><span·class="n">MyWin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">new</span><span·class="w">·</span><span·class="nf">wxWindow</span><span·class="p"·data-group-id=" | 164 | <em>wxWindow:centerOnParent</em>.·The·following·C++·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="ss">wxWindow</span><span·class="w">·</span><span·class="n">MyWin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">new</span><span·class="w">·</span><span·class="nf">wxWindow</span><span·class="p"·data-group-id="0465050355-1">(</span><span·class="p"·data-group-id="0465050355-1">)</span><span·class="p">;</span><span·class="w"> |
| 165 | ··</span><span·class="n">MyWin</span><span·class="p">.</span><span·class="n">CenterOnParent</span><span·class="p"·data-group-id=" | 165 | ··</span><span·class="n">MyWin</span><span·class="p">.</span><span·class="n">CenterOnParent</span><span·class="p"·data-group-id="0465050355-2">(</span><span·class="ss">wxVERTICAL</span><span·class="p"·data-group-id="0465050355-2">)</span><span·class="p">;</span><span·class="w"> |
| 166 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 166 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 167 | ··</span><span·class="ss">delete</span><span·class="w">·</span><span·class="n">MyWin</span><span·class="p">;</span></code></pre><p>would·in·erlang·look·like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="n">MyWin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wxWindow</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 167 | ··</span><span·class="ss">delete</span><span·class="w">·</span><span·class="n">MyWin</span><span·class="p">;</span></code></pre><p>would·in·erlang·look·like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="n">MyWin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wxWindow</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="2266583339-1">(</span><span·class="p"·data-group-id="2266583339-1">)</span><span·class="p">,</span><span·class="w"> |
| 168 | ··</span><span·class="nc">wxWindow</span><span·class="p">:</span><span·class="nf">centerOnParent</span><span·class="p"·data-group-id=" | 168 | ··</span><span·class="nc">wxWindow</span><span·class="p">:</span><span·class="nf">centerOnParent</span><span·class="p"·data-group-id="2266583339-2">(</span><span·class="n">MyWin</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2266583339-3">[</span><span·class="p"·data-group-id="2266583339-4">{</span><span·class="ss">dir</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·204,·SHA:·6b0843d7b0250de6c801035d5ec3f294da367ce99ab38eee1d960537b17acccc·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 169 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 169 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 170 | ··</span><span·class="nc">wxWindow</span><span·class="p">:</span><span·class="nf">destroy</span><span·class="p"·data-group-id=" | 170 | ··</span><span·class="nc">wxWindow</span><span·class="p">:</span><span·class="nf">destroy</span><span·class="p"·data-group-id="2266583339-5">(</span><span·class="n">MyWin</span><span·class="p"·data-group-id="2266583339-5">)</span><span·class="p">,</span></code></pre><p>When·you·are·reading·wxWidgets·documentation·or·the·examples,·you·will·notice |
| 171 | that·some·of·the·most·basic·classes·are·missing·in·<em>wx</em>,·they·are·directly | 171 | that·some·of·the·most·basic·classes·are·missing·in·<em>wx</em>,·they·are·directly |
| 172 | mapped·to·corresponding·erlang·terms:</p><ul><li><p><strong><em>wxPoint</em>·is·represented·by·{Xcoord,Ycoord}</strong></p></li><li><p><strong><em>wxSize</em>·is·represented·by·{Width,Height}</strong></p></li><li><p><strong><em>wxRect</em>·is·represented·by·{Xcoord,Ycoord,Width,Height}</strong></p></li><li><p><strong><em>wxColour</em>·is·represented·by·{Red,Green,Blue[,Alpha]}</strong></p></li><li><p><strong><em>wxString</em>·is·represented·by | 172 | mapped·to·corresponding·erlang·terms:</p><ul><li><p><strong><em>wxPoint</em>·is·represented·by·{Xcoord,Ycoord}</strong></p></li><li><p><strong><em>wxSize</em>·is·represented·by·{Width,Height}</strong></p></li><li><p><strong><em>wxRect</em>·is·represented·by·{Xcoord,Ycoord,Width,Height}</strong></p></li><li><p><strong><em>wxColour</em>·is·represented·by·{Red,Green,Blue[,Alpha]}</strong></p></li><li><p><strong><em>wxString</em>·is·represented·by |
| 173 | <a·href="../../../../lib/stdlib-6.2/doc/html/unicode.html#t:charlist/0">unicode:charlist()</a></strong></p></li><li><p><strong><em>wxGBPosition</em>·is·represented·by·{Row,Column}</strong></p></li><li><p><strong><em>wxGBSpan</em>·is·represented·by·{RowSpan,ColumnSPan}</strong></p></li><li><p><strong><em>wxGridCellCoords</em>·is·represented·by·{Row,Column}</strong></p></li></ul><p>In·the·places·where·the·erlang·API·differs·from·the·original·one·it·should·be | 173 | <a·href="../../../../lib/stdlib-6.2/doc/html/unicode.html#t:charlist/0">unicode:charlist()</a></strong></p></li><li><p><strong><em>wxGBPosition</em>·is·represented·by·{Row,Column}</strong></p></li><li><p><strong><em>wxGBSpan</em>·is·represented·by·{RowSpan,ColumnSPan}</strong></p></li><li><p><strong><em>wxGridCellCoords</em>·is·represented·by·{Row,Column}</strong></p></li></ul><p>In·the·places·where·the·erlang·API·differs·from·the·original·one·it·should·be |
| 174 | obvious·from·the·erlang·documentation·which·representation·has·been·used.·E.g. | 174 | obvious·from·the·erlang·documentation·which·representation·has·been·used.·E.g. |
| 175 | the·C++·arrays·and/or·lists·are·sometimes·represented·as·erlang·lists·and | 175 | the·C++·arrays·and/or·lists·are·sometimes·represented·as·erlang·lists·and |
| 176 | sometimes·as·tuples.</p><p>Colours·are·represented·with·{Red,Green,Blue[,Alpha]},·the·Alpha·value·is | 176 | sometimes·as·tuples.</p><p>Colours·are·represented·with·{Red,Green,Blue[,Alpha]},·the·Alpha·value·is |
| 177 | optional·when·used·as·an·argument·to·functions,·but·it·will·always·be·returned | 177 | optional·when·used·as·an·argument·to·functions,·but·it·will·always·be·returned |
| Offset 191, 22 lines modified | Offset 191, 22 lines modified | ||
| 191 | ··<span·class="text">Multiple·processes·and·memory·handling</span> | 191 | ··<span·class="text">Multiple·processes·and·memory·handling</span> |
| 192 | </h2> | 192 | </h2> |
| 193 | <p>The·intention·is·that·each·erlang·application·calls·wx:new()·once·to·setup·it's | 193 | <p>The·intention·is·that·each·erlang·application·calls·wx:new()·once·to·setup·it's |
| 194 | GUI·which·creates·an·environment·and·a·memory·mapping.·To·be·able·to·use·<em>wx</em> | 194 | GUI·which·creates·an·environment·and·a·memory·mapping.·To·be·able·to·use·<em>wx</em> |
| 195 | from·several·processes·in·your·application,·you·must·share·the·environment.·You | 195 | from·several·processes·in·your·application,·you·must·share·the·environment.·You |
| 196 | can·get·the·active·environment·with·<a·href="wx.html#get_env/0"><code·class="inline">wx:get_env/0</code></a>·and·set·it·in·the·new | 196 | can·get·the·active·environment·with·<a·href="wx.html#get_env/0"><code·class="inline">wx:get_env/0</code></a>·and·set·it·in·the·new |
| 197 | processes·with·<a·href="wx.html#set_env/1"><code·class="inline">wx:set_env/1</code></a>.·Two·processes·or·applications·which·have·both | 197 | processes·with·<a·href="wx.html#set_env/1"><code·class="inline">wx:set_env/1</code></a>.·Two·processes·or·applications·which·have·both |
| 198 | called·wx:new()·will·not·be·able·use·each·others·objects.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 198 | called·wx:new()·will·not·be·able·use·each·others·objects.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="1795328641-1">(</span><span·class="p"·data-group-id="1795328641-1">)</span><span·class="p">,</span><span·class="w"> |
| 199 | ··</span><span·class="n">MyWin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wxFrame</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 199 | ··</span><span·class="n">MyWin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wxFrame</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="1795328641-2">(</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">null</span><span·class="p"·data-group-id="1795328641-3">(</span><span·class="p"·data-group-id="1795328641-3">)</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·309,·SHA:·2a5e206170684b440cf7cd3dac6f6341f39c0bafda47960296df4caef96ec738·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 200 | ··</span><span·class="n">Env</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">get_env</span><span·class="p"·data-group-id=" | 200 | ··</span><span·class="n">Env</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">get_env</span><span·class="p"·data-group-id="1795328641-5">(</span><span·class="p"·data-group-id="1795328641-5">)</span><span·class="p">,</span><span·class="w"> |
| 201 | ··</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 201 | ··</span><span·class="nf">spawn</span><span·class="p"·data-group-id="1795328641-6">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="1795328641-7">(</span><span·class="p"·data-group-id="1795328641-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 202 | ···········</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">set_env</span><span·class="p"·data-group-id=" | 202 | ···········</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">set_env</span><span·class="p"·data-group-id="1795328641-8">(</span><span·class="n">Env</span><span·class="p"·data-group-id="1795328641-8">)</span><span·class="p">,</span><span·class="w"> |
| 203 | ···········</span><span·class="c1">%%·Here·you·can·do·wx·calls·from·your·helper·process.</span><span·class="w"> | 203 | ···········</span><span·class="c1">%%·Here·you·can·do·wx·calls·from·your·helper·process.</span><span·class="w"> |
| 204 | ···········</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 204 | ···········</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 205 | ········</span><span·class="k">end</span><span·class="p"·data-group-id=" | 205 | ········</span><span·class="k">end</span><span·class="p"·data-group-id="1795328641-6">)</span><span·class="p">,</span><span·class="w"> |
| 206 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>When·<a·href="wx.html#destroy/0"><code·class="inline">wx:destroy/0</code></a>·is·invoked·or·when·all·processes·in·the·application·have | 206 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>When·<a·href="wx.html#destroy/0"><code·class="inline">wx:destroy/0</code></a>·is·invoked·or·when·all·processes·in·the·application·have |
| 207 | died,·the·memory·is·deleted·and·all·windows·created·by·that·application·are | 207 | died,·the·memory·is·deleted·and·all·windows·created·by·that·application·are |
| 208 | closed.</p><p>The·<em>wx</em>·application·never·cleans·or·garbage·collects·memory·as·long·as·the·user | 208 | closed.</p><p>The·<em>wx</em>·application·never·cleans·or·garbage·collects·memory·as·long·as·the·user |
| 209 | application·is·alive.·Most·of·the·objects·are·deleted·when·a·window·is·closed, | 209 | application·is·alive.·Most·of·the·objects·are·deleted·when·a·window·is·closed, |
| 210 | or·at·least·all·the·objects·which·have·a·parent·argument·that·is·non·null.·By | 210 | or·at·least·all·the·objects·which·have·a·parent·argument·that·is·non·null.·By |
| 211 | using·<code·class="inline">wxCLASS:destroy/1</code>·when·possible·you·can·avoid·an·increasing·memory | 211 | using·<code·class="inline">wxCLASS:destroy/1</code>·when·possible·you·can·avoid·an·increasing·memory |
| 212 | usage.·This·is·especially·important·when·<em>wxWidgets</em>·assumes·or·recommends·that | 212 | usage.·This·is·especially·important·when·<em>wxWidgets</em>·assumes·or·recommends·that |
| Offset 304, 15 lines modified | Offset 304, 15 lines modified | ||
| 304 | ······<p·class="built-using"> | 304 | ······<p·class="built-using"> |
| 305 | ········Built·using | 305 | ········Built·using |
| 306 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 306 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 307 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 307 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 308 | ······</p> | 308 | ······</p> |
| 309 | <p>Copyright·©·1996-202 | 309 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 310 | ····</footer> | 310 | ····</footer> |
| 311 | ··</div> | 311 | ··</div> |
| 312 | </main> | 312 | </main> |
| 313 | </div> | 313 | </div> |
| 314 | <script> | 314 | <script> |
| 315 | ··function·mermaidLoaded()·{ | 315 | ··function·mermaidLoaded()·{ |
| 316 | ····mermaid.initialize({ | 316 | ····mermaid.initialize({ |
| Offset 39147, 15 lines modified | Offset 39147, 15 lines modified | ||
| 39147 | ······<p·class="built-using"> | 39147 | ······<p·class="built-using"> |
| 39148 | ········Built·using | 39148 | ········Built·using |
| 39149 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 39149 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 39150 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 39150 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 39151 | ······</p> | 39151 | ······</p> |
| 39152 | <p>Copyright·©·1996-202 | 39152 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 39153 | ····</footer> | 39153 | ····</footer> |
| 39154 | ··</div> | 39154 | ··</div> |
| 39155 | </main> | 39155 | </main> |
| 39156 | </div> | 39156 | </div> |
| 39157 | <script> | 39157 | <script> |
| 39158 | ··function·mermaidLoaded()·{ | 39158 | ··function·mermaidLoaded()·{ |
| 39159 | ····mermaid.initialize({ | 39159 | ····mermaid.initialize({ |
| Offset 1745, 15 lines modified | Offset 1745, 15 lines modified | ||
| 1745 | ······<p·class="built-using"> | 1745 | ······<p·class="built-using"> |
| 1746 | ········Built·using | 1746 | ········Built·using |
| 1747 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1747 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1748 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1748 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1749 | ······</p> | 1749 | ······</p> |
| 1750 | <p>Copyright·©·1996-202 | 1750 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1751 | ····</footer> | 1751 | ····</footer> |
| 1752 | ··</div> | 1752 | ··</div> |
| 1753 | </main> | 1753 | </main> |
| 1754 | </div> | 1754 | </div> |
| 1755 | <script> | 1755 | <script> |
| 1756 | ··function·mermaidLoaded()·{ | 1756 | ··function·mermaidLoaded()·{ |
| 1757 | ····mermaid.initialize({ | 1757 | ····mermaid.initialize({ |
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| 1078 | ······<p·class="built-using"> | 1078 | ······<p·class="built-using"> |
| 1079 | ········Built·using | 1079 | ········Built·using |
| 1080 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1080 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1081 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1081 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1082 | ······</p> | 1082 | ······</p> |
| 1083 | <p>Copyright·©·1996-202 | 1083 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1084 | ····</footer> | 1084 | ····</footer> |
| 1085 | ··</div> | 1085 | ··</div> |
| 1086 | </main> | 1086 | </main> |
| 1087 | </div> | 1087 | </div> |
| 1088 | <script> | 1088 | <script> |
| 1089 | ··function·mermaidLoaded()·{ | 1089 | ··function·mermaidLoaded()·{ |
| 1090 | ····mermaid.initialize({ | 1090 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Feb·11·2025·16:20:40,·uncompressed·size·20,·method=store |
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| 1409 | ······<p·class="built-using"> | 1409 | ······<p·class="built-using"> |
| 1410 | ········Built·using | 1410 | ········Built·using |
| 1411 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1411 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1412 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1412 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1413 | ······</p> | 1413 | ······</p> |
| 1414 | <p>Copyright·©·1996-202 | 1414 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1415 | ····</footer> | 1415 | ····</footer> |
| 1416 | ··</div> | 1416 | ··</div> |
| 1417 | </main> | 1417 | </main> |
| 1418 | </div> | 1418 | </div> |
| 1419 | <script> | 1419 | <script> |
| 1420 | ··function·mermaidLoaded()·{ | 1420 | ··function·mermaidLoaded()·{ |
| 1421 | ····mermaid.initialize({ | 1421 | ····mermaid.initialize({ |
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| 538 | ······<p·class="built-using"> | 538 | ······<p·class="built-using"> |
| 539 | ········Built·using | 539 | ········Built·using |
| 540 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 540 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 541 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 541 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 542 | ······</p> | 542 | ······</p> |
| 543 | <p>Copyright·©·1996-202 | 543 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 544 | ····</footer> | 544 | ····</footer> |
| 545 | ··</div> | 545 | ··</div> |
| 546 | </main> | 546 | </main> |
| 547 | </div> | 547 | </div> |
| 548 | <script> | 548 | <script> |
| 549 | ··function·mermaidLoaded()·{ | 549 | ··function·mermaidLoaded()·{ |
| 550 | ····mermaid.initialize({ | 550 | ····mermaid.initialize({ |
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| 417 | ······<p·class="built-using"> | 417 | ······<p·class="built-using"> |
| 418 | ········Built·using | 418 | ········Built·using |
| 419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 421 | ······</p> | 421 | ······</p> |
| 422 | <p>Copyright·©·1996-202 | 422 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 423 | ····</footer> | 423 | ····</footer> |
| 424 | ··</div> | 424 | ··</div> |
| 425 | </main> | 425 | </main> |
| 426 | </div> | 426 | </div> |
| 427 | <script> | 427 | <script> |
| 428 | ··function·mermaidLoaded()·{ | 428 | ··function·mermaidLoaded()·{ |
| 429 | ····mermaid.initialize({ | 429 | ····mermaid.initialize({ |
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| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
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| 406 | ······<p·class="built-using"> | 406 | ······<p·class="built-using"> |
| 407 | ········Built·using | 407 | ········Built·using |
| 408 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 408 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 409 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 409 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 410 | ······</p> | 410 | ······</p> |
| 411 | <p>Copyright·©·1996-202 | 411 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 412 | ····</footer> | 412 | ····</footer> |
| 413 | ··</div> | 413 | ··</div> |
| 414 | </main> | 414 | </main> |
| 415 | </div> | 415 | </div> |
| 416 | <script> | 416 | <script> |
| 417 | ··function·mermaidLoaded()·{ | 417 | ··function·mermaidLoaded()·{ |
| 418 | ····mermaid.initialize({ | 418 | ····mermaid.initialize({ |
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| 455 | ······<p·class="built-using"> | 455 | ······<p·class="built-using"> |
| 456 | ········Built·using | 456 | ········Built·using |
| 457 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 457 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 458 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 458 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 459 | ······</p> | 459 | ······</p> |
| 460 | <p>Copyright·©·1996-202 | 460 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 461 | ····</footer> | 461 | ····</footer> |
| 462 | ··</div> | 462 | ··</div> |
| 463 | </main> | 463 | </main> |
| 464 | </div> | 464 | </div> |
| 465 | <script> | 465 | <script> |
| 466 | ··function·mermaidLoaded()·{ | 466 | ··function·mermaidLoaded()·{ |
| 467 | ····mermaid.initialize({ | 467 | ····mermaid.initialize({ |
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| 1409 | ······<p·class="built-using"> | 1409 | ······<p·class="built-using"> |
| 1410 | ········Built·using | 1410 | ········Built·using |
| 1411 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1411 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1412 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1412 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1413 | ······</p> | 1413 | ······</p> |
| 1414 | <p>Copyright·©·1996-202 | 1414 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1415 | ····</footer> | 1415 | ····</footer> |
| 1416 | ··</div> | 1416 | ··</div> |
| 1417 | </main> | 1417 | </main> |
| 1418 | </div> | 1418 | </div> |
| 1419 | <script> | 1419 | <script> |
| 1420 | ··function·mermaidLoaded()·{ | 1420 | ··function·mermaidLoaded()·{ |
| 1421 | ····mermaid.initialize({ | 1421 | ····mermaid.initialize({ |
| Offset 784, 15 lines modified | Offset 784, 15 lines modified | ||
| 784 | ······<p·class="built-using"> | 784 | ······<p·class="built-using"> |
| 785 | ········Built·using | 785 | ········Built·using |
| 786 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 786 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 787 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 787 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 788 | ······</p> | 788 | ······</p> |
| 789 | <p>Copyright·©·1996-202 | 789 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 790 | ····</footer> | 790 | ····</footer> |
| 791 | ··</div> | 791 | ··</div> |
| 792 | </main> | 792 | </main> |
| 793 | </div> | 793 | </div> |
| 794 | <script> | 794 | <script> |
| 795 | ··function·mermaidLoaded()·{ | 795 | ··function·mermaidLoaded()·{ |
| 796 | ····mermaid.initialize({ | 796 | ····mermaid.initialize({ |
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| 1365 | ······<p·class="built-using"> | 1365 | ······<p·class="built-using"> |
| 1366 | ········Built·using | 1366 | ········Built·using |
| 1367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1369 | ······</p> | 1369 | ······</p> |
| 1370 | <p>Copyright·©·1996-202 | 1370 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1371 | ····</footer> | 1371 | ····</footer> |
| 1372 | ··</div> | 1372 | ··</div> |
| 1373 | </main> | 1373 | </main> |
| 1374 | </div> | 1374 | </div> |
| 1375 | <script> | 1375 | <script> |
| 1376 | ··function·mermaidLoaded()·{ | 1376 | ··function·mermaidLoaded()·{ |
| 1377 | ····mermaid.initialize({ | 1377 | ····mermaid.initialize({ |
| Offset 537, 15 lines modified | Offset 537, 15 lines modified | ||
| 537 | ······<p·class="built-using"> | 537 | ······<p·class="built-using"> |
| 538 | ········Built·using | 538 | ········Built·using |
| 539 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 539 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 540 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 540 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 541 | ······</p> | 541 | ······</p> |
| 542 | <p>Copyright·©·1996-202 | 542 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 543 | ····</footer> | 543 | ····</footer> |
| 544 | ··</div> | 544 | ··</div> |
| 545 | </main> | 545 | </main> |
| 546 | </div> | 546 | </div> |
| 547 | <script> | 547 | <script> |
| 548 | ··function·mermaidLoaded()·{ | 548 | ··function·mermaidLoaded()·{ |
| 549 | ····mermaid.initialize({ | 549 | ····mermaid.initialize({ |
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| 3891 | ······<p·class="built-using"> | 3891 | ······<p·class="built-using"> |
| 3892 | ········Built·using | 3892 | ········Built·using |
| 3893 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3893 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3894 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3894 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3895 | ······</p> | 3895 | ······</p> |
| 3896 | <p>Copyright·©·1996-202 | 3896 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3897 | ····</footer> | 3897 | ····</footer> |
| 3898 | ··</div> | 3898 | ··</div> |
| 3899 | </main> | 3899 | </main> |
| 3900 | </div> | 3900 | </div> |
| 3901 | <script> | 3901 | <script> |
| 3902 | ··function·mermaidLoaded()·{ | 3902 | ··function·mermaidLoaded()·{ |
| 3903 | ····mermaid.initialize({ | 3903 | ····mermaid.initialize({ |
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| 306 | ······<p·class="built-using"> | 306 | ······<p·class="built-using"> |
| 307 | ········Built·using | 307 | ········Built·using |
| 308 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 308 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 309 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 309 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 310 | ······</p> | 310 | ······</p> |
| 311 | <p>Copyright·©·1996-202 | 311 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 312 | ····</footer> | 312 | ····</footer> |
| 313 | ··</div> | 313 | ··</div> |
| 314 | </main> | 314 | </main> |
| 315 | </div> | 315 | </div> |
| 316 | <script> | 316 | <script> |
| 317 | ··function·mermaidLoaded()·{ | 317 | ··function·mermaidLoaded()·{ |
| 318 | ····mermaid.initialize({ | 318 | ····mermaid.initialize({ |
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| 451 | ······<p·class="built-using"> | 451 | ······<p·class="built-using"> |
| 452 | ········Built·using | 452 | ········Built·using |
| 453 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 453 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 454 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 454 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 455 | ······</p> | 455 | ······</p> |
| 456 | <p>Copyright·©·1996-202 | 456 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 457 | ····</footer> | 457 | ····</footer> |
| 458 | ··</div> | 458 | ··</div> |
| 459 | </main> | 459 | </main> |
| 460 | </div> | 460 | </div> |
| 461 | <script> | 461 | <script> |
| 462 | ··function·mermaidLoaded()·{ | 462 | ··function·mermaidLoaded()·{ |
| 463 | ····mermaid.initialize({ | 463 | ····mermaid.initialize({ |
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| 1317 | ······<p·class="built-using"> | 1317 | ······<p·class="built-using"> |
| 1318 | ········Built·using | 1318 | ········Built·using |
| 1319 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1319 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1320 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1320 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1321 | ······</p> | 1321 | ······</p> |
| 1322 | <p>Copyright·©·1996-202 | 1322 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1323 | ····</footer> | 1323 | ····</footer> |
| 1324 | ··</div> | 1324 | ··</div> |
| 1325 | </main> | 1325 | </main> |
| 1326 | </div> | 1326 | </div> |
| 1327 | <script> | 1327 | <script> |
| 1328 | ··function·mermaidLoaded()·{ | 1328 | ··function·mermaidLoaded()·{ |
| 1329 | ····mermaid.initialize({ | 1329 | ····mermaid.initialize({ |
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| 531 | ······<p·class="built-using"> | 531 | ······<p·class="built-using"> |
| 532 | ········Built·using | 532 | ········Built·using |
| 533 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 533 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 534 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 534 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 535 | ······</p> | 535 | ······</p> |
| 536 | <p>Copyright·©·1996-202 | 536 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 537 | ····</footer> | 537 | ····</footer> |
| 538 | ··</div> | 538 | ··</div> |
| 539 | </main> | 539 | </main> |
| 540 | </div> | 540 | </div> |
| 541 | <script> | 541 | <script> |
| 542 | ··function·mermaidLoaded()·{ | 542 | ··function·mermaidLoaded()·{ |
| 543 | ····mermaid.initialize({ | 543 | ····mermaid.initialize({ |
| Offset 418, 15 lines modified | Offset 418, 15 lines modified | ||
| 418 | ······<p·class="built-using"> | 418 | ······<p·class="built-using"> |
| 419 | ········Built·using | 419 | ········Built·using |
| 420 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 420 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 421 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 421 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 422 | ······</p> | 422 | ······</p> |
| 423 | <p>Copyright·©·1996-202 | 423 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 424 | ····</footer> | 424 | ····</footer> |
| 425 | ··</div> | 425 | ··</div> |
| 426 | </main> | 426 | </main> |
| 427 | </div> | 427 | </div> |
| 428 | <script> | 428 | <script> |
| 429 | ··function·mermaidLoaded()·{ | 429 | ··function·mermaidLoaded()·{ |
| 430 | ····mermaid.initialize({ | 430 | ····mermaid.initialize({ |
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| 916 | ······<p·class="built-using"> | 916 | ······<p·class="built-using"> |
| 917 | ········Built·using | 917 | ········Built·using |
| 918 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 918 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 919 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 919 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 920 | ······</p> | 920 | ······</p> |
| 921 | <p>Copyright·©·1996-202 | 921 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 922 | ····</footer> | 922 | ····</footer> |
| 923 | ··</div> | 923 | ··</div> |
| 924 | </main> | 924 | </main> |
| 925 | </div> | 925 | </div> |
| 926 | <script> | 926 | <script> |
| 927 | ··function·mermaidLoaded()·{ | 927 | ··function·mermaidLoaded()·{ |
| 928 | ····mermaid.initialize({ | 928 | ····mermaid.initialize({ |
| Offset 459, 15 lines modified | Offset 459, 15 lines modified | ||
| 459 | ······<p·class="built-using"> | 459 | ······<p·class="built-using"> |
| 460 | ········Built·using | 460 | ········Built·using |
| 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 463 | ······</p> | 463 | ······</p> |
| 464 | <p>Copyright·©·1996-202 | 464 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 465 | ····</footer> | 465 | ····</footer> |
| 466 | ··</div> | 466 | ··</div> |
| 467 | </main> | 467 | </main> |
| 468 | </div> | 468 | </div> |
| 469 | <script> | 469 | <script> |
| 470 | ··function·mermaidLoaded()·{ | 470 | ··function·mermaidLoaded()·{ |
| 471 | ····mermaid.initialize({ | 471 | ····mermaid.initialize({ |
| Offset 342, 15 lines modified | Offset 342, 15 lines modified | ||
| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
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| 716 | ······<p·class="built-using"> | 716 | ······<p·class="built-using"> |
| 717 | ········Built·using | 717 | ········Built·using |
| 718 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 718 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 719 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 719 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 720 | ······</p> | 720 | ······</p> |
| 721 | <p>Copyright·©·1996-202 | 721 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 722 | ····</footer> | 722 | ····</footer> |
| 723 | ··</div> | 723 | ··</div> |
| 724 | </main> | 724 | </main> |
| 725 | </div> | 725 | </div> |
| 726 | <script> | 726 | <script> |
| 727 | ··function·mermaidLoaded()·{ | 727 | ··function·mermaidLoaded()·{ |
| 728 | ····mermaid.initialize({ | 728 | ····mermaid.initialize({ |
| Offset 549, 15 lines modified | Offset 549, 15 lines modified | ||
| 549 | ······<p·class="built-using"> | 549 | ······<p·class="built-using"> |
| 550 | ········Built·using | 550 | ········Built·using |
| 551 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 551 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 552 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 552 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 553 | ······</p> | 553 | ······</p> |
| 554 | <p>Copyright·©·1996-202 | 554 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 555 | ····</footer> | 555 | ····</footer> |
| 556 | ··</div> | 556 | ··</div> |
| 557 | </main> | 557 | </main> |
| 558 | </div> | 558 | </div> |
| 559 | <script> | 559 | <script> |
| 560 | ··function·mermaidLoaded()·{ | 560 | ··function·mermaidLoaded()·{ |
| 561 | ····mermaid.initialize({ | 561 | ····mermaid.initialize({ |
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| 394 | ······<p·class="built-using"> | 394 | ······<p·class="built-using"> |
| 395 | ········Built·using | 395 | ········Built·using |
| 396 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 396 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 397 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 397 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 398 | ······</p> | 398 | ······</p> |
| 399 | <p>Copyright·©·1996-202 | 399 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 400 | ····</footer> | 400 | ····</footer> |
| 401 | ··</div> | 401 | ··</div> |
| 402 | </main> | 402 | </main> |
| 403 | </div> | 403 | </div> |
| 404 | <script> | 404 | <script> |
| 405 | ··function·mermaidLoaded()·{ | 405 | ··function·mermaidLoaded()·{ |
| 406 | ····mermaid.initialize({ | 406 | ····mermaid.initialize({ |
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| 891 | ······<p·class="built-using"> | 891 | ······<p·class="built-using"> |
| 892 | ········Built·using | 892 | ········Built·using |
| 893 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 893 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 894 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 894 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 895 | ······</p> | 895 | ······</p> |
| 896 | <p>Copyright·©·1996-202 | 896 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 897 | ····</footer> | 897 | ····</footer> |
| 898 | ··</div> | 898 | ··</div> |
| 899 | </main> | 899 | </main> |
| 900 | </div> | 900 | </div> |
| 901 | <script> | 901 | <script> |
| 902 | ··function·mermaidLoaded()·{ | 902 | ··function·mermaidLoaded()·{ |
| 903 | ····mermaid.initialize({ | 903 | ····mermaid.initialize({ |
| Offset 1340, 15 lines modified | Offset 1340, 15 lines modified | ||
| 1340 | ······<p·class="built-using"> | 1340 | ······<p·class="built-using"> |
| 1341 | ········Built·using | 1341 | ········Built·using |
| 1342 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1342 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1343 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1343 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1344 | ······</p> | 1344 | ······</p> |
| 1345 | <p>Copyright·©·1996-202 | 1345 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1346 | ····</footer> | 1346 | ····</footer> |
| 1347 | ··</div> | 1347 | ··</div> |
| 1348 | </main> | 1348 | </main> |
| 1349 | </div> | 1349 | </div> |
| 1350 | <script> | 1350 | <script> |
| 1351 | ··function·mermaidLoaded()·{ | 1351 | ··function·mermaidLoaded()·{ |
| 1352 | ····mermaid.initialize({ | 1352 | ····mermaid.initialize({ |
| Offset 998, 15 lines modified | Offset 998, 15 lines modified | ||
| 998 | ······<p·class="built-using"> | 998 | ······<p·class="built-using"> |
| 999 | ········Built·using | 999 | ········Built·using |
| 1000 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1000 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1001 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1001 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1002 | ······</p> | 1002 | ······</p> |
| 1003 | <p>Copyright·©·1996-202 | 1003 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1004 | ····</footer> | 1004 | ····</footer> |
| 1005 | ··</div> | 1005 | ··</div> |
| 1006 | </main> | 1006 | </main> |
| 1007 | </div> | 1007 | </div> |
| 1008 | <script> | 1008 | <script> |
| 1009 | ··function·mermaidLoaded()·{ | 1009 | ··function·mermaidLoaded()·{ |
| 1010 | ····mermaid.initialize({ | 1010 | ····mermaid.initialize({ |
| Offset 379, 15 lines modified | Offset 379, 15 lines modified | ||
| 379 | ······<p·class="built-using"> | 379 | ······<p·class="built-using"> |
| 380 | ········Built·using | 380 | ········Built·using |
| 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 383 | ······</p> | 383 | ······</p> |
| 384 | <p>Copyright·©·1996-202 | 384 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 385 | ····</footer> | 385 | ····</footer> |
| 386 | ··</div> | 386 | ··</div> |
| 387 | </main> | 387 | </main> |
| 388 | </div> | 388 | </div> |
| 389 | <script> | 389 | <script> |
| 390 | ··function·mermaidLoaded()·{ | 390 | ··function·mermaidLoaded()·{ |
| 391 | ····mermaid.initialize({ | 391 | ····mermaid.initialize({ |
| Offset 942, 15 lines modified | Offset 942, 15 lines modified | ||
| 942 | ······<p·class="built-using"> | 942 | ······<p·class="built-using"> |
| 943 | ········Built·using | 943 | ········Built·using |
| 944 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 944 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 945 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 945 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 946 | ······</p> | 946 | ······</p> |
| 947 | <p>Copyright·©·1996-202 | 947 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 948 | ····</footer> | 948 | ····</footer> |
| 949 | ··</div> | 949 | ··</div> |
| 950 | </main> | 950 | </main> |
| 951 | </div> | 951 | </div> |
| 952 | <script> | 952 | <script> |
| 953 | ··function·mermaidLoaded()·{ | 953 | ··function·mermaidLoaded()·{ |
| 954 | ····mermaid.initialize({ | 954 | ····mermaid.initialize({ |
| Offset 745, 15 lines modified | Offset 745, 15 lines modified | ||
| 745 | ······<p·class="built-using"> | 745 | ······<p·class="built-using"> |
| 746 | ········Built·using | 746 | ········Built·using |
| 747 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 747 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 748 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 748 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 749 | ······</p> | 749 | ······</p> |
| 750 | <p>Copyright·©·1996-202 | 750 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 751 | ····</footer> | 751 | ····</footer> |
| 752 | ··</div> | 752 | ··</div> |
| 753 | </main> | 753 | </main> |
| 754 | </div> | 754 | </div> |
| 755 | <script> | 755 | <script> |
| 756 | ··function·mermaidLoaded()·{ | 756 | ··function·mermaidLoaded()·{ |
| 757 | ····mermaid.initialize({ | 757 | ····mermaid.initialize({ |
| Offset 502, 15 lines modified | Offset 502, 15 lines modified | ||
| 502 | ······<p·class="built-using"> | 502 | ······<p·class="built-using"> |
| 503 | ········Built·using | 503 | ········Built·using |
| 504 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 504 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 505 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 505 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 506 | ······</p> | 506 | ······</p> |
| 507 | <p>Copyright·©·1996-202 | 507 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 508 | ····</footer> | 508 | ····</footer> |
| 509 | ··</div> | 509 | ··</div> |
| 510 | </main> | 510 | </main> |
| 511 | </div> | 511 | </div> |
| 512 | <script> | 512 | <script> |
| 513 | ··function·mermaidLoaded()·{ | 513 | ··function·mermaidLoaded()·{ |
| 514 | ····mermaid.initialize({ | 514 | ····mermaid.initialize({ |
| Offset 347, 15 lines modified | Offset 347, 15 lines modified | ||
| 347 | ······<p·class="built-using"> | 347 | ······<p·class="built-using"> |
| 348 | ········Built·using | 348 | ········Built·using |
| 349 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 349 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 350 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 350 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 351 | ······</p> | 351 | ······</p> |
| 352 | <p>Copyright·©·1996-202 | 352 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 353 | ····</footer> | 353 | ····</footer> |
| 354 | ··</div> | 354 | ··</div> |
| 355 | </main> | 355 | </main> |
| 356 | </div> | 356 | </div> |
| 357 | <script> | 357 | <script> |
| 358 | ··function·mermaidLoaded()·{ | 358 | ··function·mermaidLoaded()·{ |
| 359 | ····mermaid.initialize({ | 359 | ····mermaid.initialize({ |
| Offset 636, 15 lines modified | Offset 636, 15 lines modified | ||
| 636 | ······<p·class="built-using"> | 636 | ······<p·class="built-using"> |
| 637 | ········Built·using | 637 | ········Built·using |
| 638 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 638 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 639 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 639 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 640 | ······</p> | 640 | ······</p> |
| 641 | <p>Copyright·©·1996-202 | 641 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 642 | ····</footer> | 642 | ····</footer> |
| 643 | ··</div> | 643 | ··</div> |
| 644 | </main> | 644 | </main> |
| 645 | </div> | 645 | </div> |
| 646 | <script> | 646 | <script> |
| 647 | ··function·mermaidLoaded()·{ | 647 | ··function·mermaidLoaded()·{ |
| 648 | ····mermaid.initialize({ | 648 | ····mermaid.initialize({ |
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| 1308 | ······<p·class="built-using"> | 1308 | ······<p·class="built-using"> |
| 1309 | ········Built·using | 1309 | ········Built·using |
| 1310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1312 | ······</p> | 1312 | ······</p> |
| 1313 | <p>Copyright·©·1996-202 | 1313 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1314 | ····</footer> | 1314 | ····</footer> |
| 1315 | ··</div> | 1315 | ··</div> |
| 1316 | </main> | 1316 | </main> |
| 1317 | </div> | 1317 | </div> |
| 1318 | <script> | 1318 | <script> |
| 1319 | ··function·mermaidLoaded()·{ | 1319 | ··function·mermaidLoaded()·{ |
| 1320 | ····mermaid.initialize({ | 1320 | ····mermaid.initialize({ |
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| 313 | ······<p·class="built-using"> | 313 | ······<p·class="built-using"> |
| 314 | ········Built·using | 314 | ········Built·using |
| 315 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 315 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 316 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 316 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 317 | ······</p> | 317 | ······</p> |
| 318 | <p>Copyright·©·1996-202 | 318 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 319 | ····</footer> | 319 | ····</footer> |
| 320 | ··</div> | 320 | ··</div> |
| 321 | </main> | 321 | </main> |
| 322 | </div> | 322 | </div> |
| 323 | <script> | 323 | <script> |
| 324 | ··function·mermaidLoaded()·{ | 324 | ··function·mermaidLoaded()·{ |
| 325 | ····mermaid.initialize({ | 325 | ····mermaid.initialize({ |
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| 767 | ······<p·class="built-using"> | 767 | ······<p·class="built-using"> |
| 768 | ········Built·using | 768 | ········Built·using |
| 769 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 769 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 770 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 770 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 771 | ······</p> | 771 | ······</p> |
| 772 | <p>Copyright·©·1996-202 | 772 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 773 | ····</footer> | 773 | ····</footer> |
| 774 | ··</div> | 774 | ··</div> |
| 775 | </main> | 775 | </main> |
| 776 | </div> | 776 | </div> |
| 777 | <script> | 777 | <script> |
| 778 | ··function·mermaidLoaded()·{ | 778 | ··function·mermaidLoaded()·{ |
| 779 | ····mermaid.initialize({ | 779 | ····mermaid.initialize({ |
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| 296 | ······<p·class="built-using"> | 296 | ······<p·class="built-using"> |
| 297 | ········Built·using | 297 | ········Built·using |
| 298 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 298 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 299 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 299 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 300 | ······</p> | 300 | ······</p> |
| 301 | <p>Copyright·©·1996-202 | 301 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 302 | ····</footer> | 302 | ····</footer> |
| 303 | ··</div> | 303 | ··</div> |
| 304 | </main> | 304 | </main> |
| 305 | </div> | 305 | </div> |
| 306 | <script> | 306 | <script> |
| 307 | ··function·mermaidLoaded()·{ | 307 | ··function·mermaidLoaded()·{ |
| 308 | ····mermaid.initialize({ | 308 | ····mermaid.initialize({ |
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| 540 | ······<p·class="built-using"> | 540 | ······<p·class="built-using"> |
| 541 | ········Built·using | 541 | ········Built·using |
| 542 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 542 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 543 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 543 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 544 | ······</p> | 544 | ······</p> |
| 545 | <p>Copyright·©·1996-202 | 545 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 546 | ····</footer> | 546 | ····</footer> |
| 547 | ··</div> | 547 | ··</div> |
| 548 | </main> | 548 | </main> |
| 549 | </div> | 549 | </div> |
| 550 | <script> | 550 | <script> |
| 551 | ··function·mermaidLoaded()·{ | 551 | ··function·mermaidLoaded()·{ |
| 552 | ····mermaid.initialize({ | 552 | ····mermaid.initialize({ |
| Offset 526, 15 lines modified | Offset 526, 15 lines modified | ||
| 526 | ······<p·class="built-using"> | 526 | ······<p·class="built-using"> |
| 527 | ········Built·using | 527 | ········Built·using |
| 528 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 528 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 529 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 529 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 530 | ······</p> | 530 | ······</p> |
| 531 | <p>Copyright·©·1996-202 | 531 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 532 | ····</footer> | 532 | ····</footer> |
| 533 | ··</div> | 533 | ··</div> |
| 534 | </main> | 534 | </main> |
| 535 | </div> | 535 | </div> |
| 536 | <script> | 536 | <script> |
| 537 | ··function·mermaidLoaded()·{ | 537 | ··function·mermaidLoaded()·{ |
| 538 | ····mermaid.initialize({ | 538 | ····mermaid.initialize({ |
| Offset 497, 15 lines modified | Offset 497, 15 lines modified | ||
| 497 | ······<p·class="built-using"> | 497 | ······<p·class="built-using"> |
| 498 | ········Built·using | 498 | ········Built·using |
| 499 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 499 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 500 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 500 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 501 | ······</p> | 501 | ······</p> |
| 502 | <p>Copyright·©·1996-202 | 502 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 503 | ····</footer> | 503 | ····</footer> |
| 504 | ··</div> | 504 | ··</div> |
| 505 | </main> | 505 | </main> |
| 506 | </div> | 506 | </div> |
| 507 | <script> | 507 | <script> |
| 508 | ··function·mermaidLoaded()·{ | 508 | ··function·mermaidLoaded()·{ |
| 509 | ····mermaid.initialize({ | 509 | ····mermaid.initialize({ |
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| 561 | ······<p·class="built-using"> | 561 | ······<p·class="built-using"> |
| 562 | ········Built·using | 562 | ········Built·using |
| 563 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 563 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 564 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 564 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 565 | ······</p> | 565 | ······</p> |
| 566 | <p>Copyright·©·1996-202 | 566 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 567 | ····</footer> | 567 | ····</footer> |
| 568 | ··</div> | 568 | ··</div> |
| 569 | </main> | 569 | </main> |
| 570 | </div> | 570 | </div> |
| 571 | <script> | 571 | <script> |
| 572 | ··function·mermaidLoaded()·{ | 572 | ··function·mermaidLoaded()·{ |
| 573 | ····mermaid.initialize({ | 573 | ····mermaid.initialize({ |
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| 344 | ······<p·class="built-using"> | 344 | ······<p·class="built-using"> |
| 345 | ········Built·using | 345 | ········Built·using |
| 346 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 346 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 347 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 347 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 348 | ······</p> | 348 | ······</p> |
| 349 | <p>Copyright·©·1996-202 | 349 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 350 | ····</footer> | 350 | ····</footer> |
| 351 | ··</div> | 351 | ··</div> |
| 352 | </main> | 352 | </main> |
| 353 | </div> | 353 | </div> |
| 354 | <script> | 354 | <script> |
| 355 | ··function·mermaidLoaded()·{ | 355 | ··function·mermaidLoaded()·{ |
| 356 | ····mermaid.initialize({ | 356 | ····mermaid.initialize({ |
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| 1244 | ······<p·class="built-using"> | 1244 | ······<p·class="built-using"> |
| 1245 | ········Built·using | 1245 | ········Built·using |
| 1246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1248 | ······</p> | 1248 | ······</p> |
| 1249 | <p>Copyright·©·1996-202 | 1249 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1250 | ····</footer> | 1250 | ····</footer> |
| 1251 | ··</div> | 1251 | ··</div> |
| 1252 | </main> | 1252 | </main> |
| 1253 | </div> | 1253 | </div> |
| 1254 | <script> | 1254 | <script> |
| 1255 | ··function·mermaidLoaded()·{ | 1255 | ··function·mermaidLoaded()·{ |
| 1256 | ····mermaid.initialize({ | 1256 | ····mermaid.initialize({ |
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| 664 | ······<p·class="built-using"> | 664 | ······<p·class="built-using"> |
| 665 | ········Built·using | 665 | ········Built·using |
| 666 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 666 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 667 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 667 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 668 | ······</p> | 668 | ······</p> |
| 669 | <p>Copyright·©·1996-202 | 669 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 670 | ····</footer> | 670 | ····</footer> |
| 671 | ··</div> | 671 | ··</div> |
| 672 | </main> | 672 | </main> |
| 673 | </div> | 673 | </div> |
| 674 | <script> | 674 | <script> |
| 675 | ··function·mermaidLoaded()·{ | 675 | ··function·mermaidLoaded()·{ |
| 676 | ····mermaid.initialize({ | 676 | ····mermaid.initialize({ |
| Offset 391, 15 lines modified | Offset 391, 15 lines modified | ||
| 391 | ······<p·class="built-using"> | 391 | ······<p·class="built-using"> |
| 392 | ········Built·using | 392 | ········Built·using |
| 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 395 | ······</p> | 395 | ······</p> |
| 396 | <p>Copyright·©·1996-202 | 396 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 397 | ····</footer> | 397 | ····</footer> |
| 398 | ··</div> | 398 | ··</div> |
| 399 | </main> | 399 | </main> |
| 400 | </div> | 400 | </div> |
| 401 | <script> | 401 | <script> |
| 402 | ··function·mermaidLoaded()·{ | 402 | ··function·mermaidLoaded()·{ |
| 403 | ····mermaid.initialize({ | 403 | ····mermaid.initialize({ |
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| 318 | ······<p·class="built-using"> | 318 | ······<p·class="built-using"> |
| 319 | ········Built·using | 319 | ········Built·using |
| 320 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 320 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 321 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 321 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 322 | ······</p> | 322 | ······</p> |
| 323 | <p>Copyright·©·1996-202 | 323 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 324 | ····</footer> | 324 | ····</footer> |
| 325 | ··</div> | 325 | ··</div> |
| 326 | </main> | 326 | </main> |
| 327 | </div> | 327 | </div> |
| 328 | <script> | 328 | <script> |
| 329 | ··function·mermaidLoaded()·{ | 329 | ··function·mermaidLoaded()·{ |
| 330 | ····mermaid.initialize({ | 330 | ····mermaid.initialize({ |
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| 1121 | ······<p·class="built-using"> | 1121 | ······<p·class="built-using"> |
| 1122 | ········Built·using | 1122 | ········Built·using |
| 1123 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1123 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1124 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1124 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1125 | ······</p> | 1125 | ······</p> |
| 1126 | <p>Copyright·©·1996-202 | 1126 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1127 | ····</footer> | 1127 | ····</footer> |
| 1128 | ··</div> | 1128 | ··</div> |
| 1129 | </main> | 1129 | </main> |
| 1130 | </div> | 1130 | </div> |
| 1131 | <script> | 1131 | <script> |
| 1132 | ··function·mermaidLoaded()·{ | 1132 | ··function·mermaidLoaded()·{ |
| 1133 | ····mermaid.initialize({ | 1133 | ····mermaid.initialize({ |
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| 463 | ······<p·class="built-using"> | 463 | ······<p·class="built-using"> |
| 464 | ········Built·using | 464 | ········Built·using |
| 465 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 465 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 466 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 466 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 467 | ······</p> | 467 | ······</p> |
| 468 | <p>Copyright·©·1996-202 | 468 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 469 | ····</footer> | 469 | ····</footer> |
| 470 | ··</div> | 470 | ··</div> |
| 471 | </main> | 471 | </main> |
| 472 | </div> | 472 | </div> |
| 473 | <script> | 473 | <script> |
| 474 | ··function·mermaidLoaded()·{ | 474 | ··function·mermaidLoaded()·{ |
| 475 | ····mermaid.initialize({ | 475 | ····mermaid.initialize({ |
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| 3866 | ······<p·class="built-using"> | 3866 | ······<p·class="built-using"> |
| 3867 | ········Built·using | 3867 | ········Built·using |
| 3868 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3868 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3869 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3869 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3870 | ······</p> | 3870 | ······</p> |
| 3871 | <p>Copyright·©·1996-202 | 3871 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3872 | ····</footer> | 3872 | ····</footer> |
| 3873 | ··</div> | 3873 | ··</div> |
| 3874 | </main> | 3874 | </main> |
| 3875 | </div> | 3875 | </div> |
| 3876 | <script> | 3876 | <script> |
| 3877 | ··function·mermaidLoaded()·{ | 3877 | ··function·mermaidLoaded()·{ |
| 3878 | ····mermaid.initialize({ | 3878 | ····mermaid.initialize({ |
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| 385 | ······<p·class="built-using"> | 385 | ······<p·class="built-using"> |
| 386 | ········Built·using | 386 | ········Built·using |
| 387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 389 | ······</p> | 389 | ······</p> |
| 390 | <p>Copyright·©·1996-202 | 390 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 391 | ····</footer> | 391 | ····</footer> |
| 392 | ··</div> | 392 | ··</div> |
| 393 | </main> | 393 | </main> |
| 394 | </div> | 394 | </div> |
| 395 | <script> | 395 | <script> |
| 396 | ··function·mermaidLoaded()·{ | 396 | ··function·mermaidLoaded()·{ |
| 397 | ····mermaid.initialize({ | 397 | ····mermaid.initialize({ |
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| 252 | ······<p·class="built-using"> | 252 | ······<p·class="built-using"> |
| 253 | ········Built·using | 253 | ········Built·using |
| 254 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 254 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 255 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 255 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 256 | ······</p> | 256 | ······</p> |
| 257 | <p>Copyright·©·1996-202 | 257 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 258 | ····</footer> | 258 | ····</footer> |
| 259 | ··</div> | 259 | ··</div> |
| 260 | </main> | 260 | </main> |
| 261 | </div> | 261 | </div> |
| 262 | <script> | 262 | <script> |
| 263 | ··function·mermaidLoaded()·{ | 263 | ··function·mermaidLoaded()·{ |
| 264 | ····mermaid.initialize({ | 264 | ····mermaid.initialize({ |
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| 336 | ······<p·class="built-using"> | 336 | ······<p·class="built-using"> |
| 337 | ········Built·using | 337 | ········Built·using |
| 338 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 338 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 339 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 339 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 340 | ······</p> | 340 | ······</p> |
| 341 | <p>Copyright·©·1996-202 | 341 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 342 | ····</footer> | 342 | ····</footer> |
| 343 | ··</div> | 343 | ··</div> |
| 344 | </main> | 344 | </main> |
| 345 | </div> | 345 | </div> |
| 346 | <script> | 346 | <script> |
| 347 | ··function·mermaidLoaded()·{ | 347 | ··function·mermaidLoaded()·{ |
| 348 | ····mermaid.initialize({ | 348 | ····mermaid.initialize({ |
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| 570 | ······<p·class="built-using"> | 570 | ······<p·class="built-using"> |
| 571 | ········Built·using | 571 | ········Built·using |
| 572 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 572 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 573 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 573 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 574 | ······</p> | 574 | ······</p> |
| 575 | <p>Copyright·©·1996-202 | 575 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 576 | ····</footer> | 576 | ····</footer> |
| 577 | ··</div> | 577 | ··</div> |
| 578 | </main> | 578 | </main> |
| 579 | </div> | 579 | </div> |
| 580 | <script> | 580 | <script> |
| 581 | ··function·mermaidLoaded()·{ | 581 | ··function·mermaidLoaded()·{ |
| 582 | ····mermaid.initialize({ | 582 | ····mermaid.initialize({ |
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| 921 | ······<p·class="built-using"> | 921 | ······<p·class="built-using"> |
| 922 | ········Built·using | 922 | ········Built·using |
| 923 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 923 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 924 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 924 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 925 | ······</p> | 925 | ······</p> |
| 926 | <p>Copyright·©·1996-202 | 926 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 927 | ····</footer> | 927 | ····</footer> |
| 928 | ··</div> | 928 | ··</div> |
| 929 | </main> | 929 | </main> |
| 930 | </div> | 930 | </div> |
| 931 | <script> | 931 | <script> |
| 932 | ··function·mermaidLoaded()·{ | 932 | ··function·mermaidLoaded()·{ |
| 933 | ····mermaid.initialize({ | 933 | ····mermaid.initialize({ |
| Offset 515, 15 lines modified | Offset 515, 15 lines modified | ||
| 515 | ······<p·class="built-using"> | 515 | ······<p·class="built-using"> |
| 516 | ········Built·using | 516 | ········Built·using |
| 517 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 517 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 518 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 518 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 519 | ······</p> | 519 | ······</p> |
| 520 | <p>Copyright·©·1996-202 | 520 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 521 | ····</footer> | 521 | ····</footer> |
| 522 | ··</div> | 522 | ··</div> |
| 523 | </main> | 523 | </main> |
| 524 | </div> | 524 | </div> |
| 525 | <script> | 525 | <script> |
| 526 | ··function·mermaidLoaded()·{ | 526 | ··function·mermaidLoaded()·{ |
| 527 | ····mermaid.initialize({ | 527 | ····mermaid.initialize({ |
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| 569 | ······<p·class="built-using"> | 569 | ······<p·class="built-using"> |
| 570 | ········Built·using | 570 | ········Built·using |
| 571 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 571 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 572 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 572 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 573 | ······</p> | 573 | ······</p> |
| 574 | <p>Copyright·©·1996-202 | 574 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 575 | ····</footer> | 575 | ····</footer> |
| 576 | ··</div> | 576 | ··</div> |
| 577 | </main> | 577 | </main> |
| 578 | </div> | 578 | </div> |
| 579 | <script> | 579 | <script> |
| 580 | ··function·mermaidLoaded()·{ | 580 | ··function·mermaidLoaded()·{ |
| 581 | ····mermaid.initialize({ | 581 | ····mermaid.initialize({ |
| Offset 675, 15 lines modified | Offset 675, 15 lines modified | ||
| 675 | ······<p·class="built-using"> | 675 | ······<p·class="built-using"> |
| 676 | ········Built·using | 676 | ········Built·using |
| 677 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 677 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 678 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 678 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 679 | ······</p> | 679 | ······</p> |
| 680 | <p>Copyright·©·1996-202 | 680 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 681 | ····</footer> | 681 | ····</footer> |
| 682 | ··</div> | 682 | ··</div> |
| 683 | </main> | 683 | </main> |
| 684 | </div> | 684 | </div> |
| 685 | <script> | 685 | <script> |
| 686 | ··function·mermaidLoaded()·{ | 686 | ··function·mermaidLoaded()·{ |
| 687 | ····mermaid.initialize({ | 687 | ····mermaid.initialize({ |
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| 289 | ······<p·class="built-using"> | 289 | ······<p·class="built-using"> |
| 290 | ········Built·using | 290 | ········Built·using |
| 291 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 291 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 292 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 292 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 293 | ······</p> | 293 | ······</p> |
| 294 | <p>Copyright·©·1996-202 | 294 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 295 | ····</footer> | 295 | ····</footer> |
| 296 | ··</div> | 296 | ··</div> |
| 297 | </main> | 297 | </main> |
| 298 | </div> | 298 | </div> |
| 299 | <script> | 299 | <script> |
| 300 | ··function·mermaidLoaded()·{ | 300 | ··function·mermaidLoaded()·{ |
| 301 | ····mermaid.initialize({ | 301 | ····mermaid.initialize({ |
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| 420 | ······<p·class="built-using"> | 420 | ······<p·class="built-using"> |
| 421 | ········Built·using | 421 | ········Built·using |
| 422 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 422 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 423 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 423 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 424 | ······</p> | 424 | ······</p> |
| 425 | <p>Copyright·©·1996-202 | 425 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 426 | ····</footer> | 426 | ····</footer> |
| 427 | ··</div> | 427 | ··</div> |
| 428 | </main> | 428 | </main> |
| 429 | </div> | 429 | </div> |
| 430 | <script> | 430 | <script> |
| 431 | ··function·mermaidLoaded()·{ | 431 | ··function·mermaidLoaded()·{ |
| 432 | ····mermaid.initialize({ | 432 | ····mermaid.initialize({ |
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| 346 | ······<p·class="built-using"> | 346 | ······<p·class="built-using"> |
| 347 | ········Built·using | 347 | ········Built·using |
| 348 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 348 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 349 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 349 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 350 | ······</p> | 350 | ······</p> |
| 351 | <p>Copyright·©·1996-202 | 351 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 352 | ····</footer> | 352 | ····</footer> |
| 353 | ··</div> | 353 | ··</div> |
| 354 | </main> | 354 | </main> |
| 355 | </div> | 355 | </div> |
| 356 | <script> | 356 | <script> |
| 357 | ··function·mermaidLoaded()·{ | 357 | ··function·mermaidLoaded()·{ |
| 358 | ····mermaid.initialize({ | 358 | ····mermaid.initialize({ |
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| 575 | ······<p·class="built-using"> | 575 | ······<p·class="built-using"> |
| 576 | ········Built·using | 576 | ········Built·using |
| 577 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 577 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 578 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 578 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 579 | ······</p> | 579 | ······</p> |
| 580 | <p>Copyright·©·1996-202 | 580 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 581 | ····</footer> | 581 | ····</footer> |
| 582 | ··</div> | 582 | ··</div> |
| 583 | </main> | 583 | </main> |
| 584 | </div> | 584 | </div> |
| 585 | <script> | 585 | <script> |
| 586 | ··function·mermaidLoaded()·{ | 586 | ··function·mermaidLoaded()·{ |
| 587 | ····mermaid.initialize({ | 587 | ····mermaid.initialize({ |
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| 644 | ······<p·class="built-using"> | 644 | ······<p·class="built-using"> |
| 645 | ········Built·using | 645 | ········Built·using |
| 646 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 646 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 647 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 647 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 648 | ······</p> | 648 | ······</p> |
| 649 | <p>Copyright·©·1996-202 | 649 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 650 | ····</footer> | 650 | ····</footer> |
| 651 | ··</div> | 651 | ··</div> |
| 652 | </main> | 652 | </main> |
| 653 | </div> | 653 | </div> |
| 654 | <script> | 654 | <script> |
| 655 | ··function·mermaidLoaded()·{ | 655 | ··function·mermaidLoaded()·{ |
| 656 | ····mermaid.initialize({ | 656 | ····mermaid.initialize({ |
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| 379 | ······<p·class="built-using"> | 379 | ······<p·class="built-using"> |
| 380 | ········Built·using | 380 | ········Built·using |
| 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 383 | ······</p> | 383 | ······</p> |
| 384 | <p>Copyright·©·1996-202 | 384 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 385 | ····</footer> | 385 | ····</footer> |
| 386 | ··</div> | 386 | ··</div> |
| 387 | </main> | 387 | </main> |
| 388 | </div> | 388 | </div> |
| 389 | <script> | 389 | <script> |
| 390 | ··function·mermaidLoaded()·{ | 390 | ··function·mermaidLoaded()·{ |
| 391 | ····mermaid.initialize({ | 391 | ····mermaid.initialize({ |
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| 902 | ······<p·class="built-using"> | 902 | ······<p·class="built-using"> |
| 903 | ········Built·using | 903 | ········Built·using |
| 904 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 904 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 905 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 905 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 906 | ······</p> | 906 | ······</p> |
| 907 | <p>Copyright·©·1996-202 | 907 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 908 | ····</footer> | 908 | ····</footer> |
| 909 | ··</div> | 909 | ··</div> |
| 910 | </main> | 910 | </main> |
| 911 | </div> | 911 | </div> |
| 912 | <script> | 912 | <script> |
| 913 | ··function·mermaidLoaded()·{ | 913 | ··function·mermaidLoaded()·{ |
| 914 | ····mermaid.initialize({ | 914 | ····mermaid.initialize({ |
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| 344 | ······<p·class="built-using"> | 344 | ······<p·class="built-using"> |
| 345 | ········Built·using | 345 | ········Built·using |
| 346 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 346 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 347 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 347 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 348 | ······</p> | 348 | ······</p> |
| 349 | <p>Copyright·©·1996-202 | 349 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 350 | ····</footer> | 350 | ····</footer> |
| 351 | ··</div> | 351 | ··</div> |
| 352 | </main> | 352 | </main> |
| 353 | </div> | 353 | </div> |
| 354 | <script> | 354 | <script> |
| 355 | ··function·mermaidLoaded()·{ | 355 | ··function·mermaidLoaded()·{ |
| 356 | ····mermaid.initialize({ | 356 | ····mermaid.initialize({ |
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| 572 | ······<p·class="built-using"> | 572 | ······<p·class="built-using"> |
| 573 | ········Built·using | 573 | ········Built·using |
| 574 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 574 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 575 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 575 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 576 | ······</p> | 576 | ······</p> |
| 577 | <p>Copyright·©·1996-202 | 577 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 578 | ····</footer> | 578 | ····</footer> |
| 579 | ··</div> | 579 | ··</div> |
| 580 | </main> | 580 | </main> |
| 581 | </div> | 581 | </div> |
| 582 | <script> | 582 | <script> |
| 583 | ··function·mermaidLoaded()·{ | 583 | ··function·mermaidLoaded()·{ |
| 584 | ····mermaid.initialize({ | 584 | ····mermaid.initialize({ |
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| 560 | ······<p·class="built-using"> | 560 | ······<p·class="built-using"> |
| 561 | ········Built·using | 561 | ········Built·using |
| 562 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 562 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 563 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 563 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 564 | ······</p> | 564 | ······</p> |
| 565 | <p>Copyright·©·1996-202 | 565 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 566 | ····</footer> | 566 | ····</footer> |
| 567 | ··</div> | 567 | ··</div> |
| 568 | </main> | 568 | </main> |
| 569 | </div> | 569 | </div> |
| 570 | <script> | 570 | <script> |
| 571 | ··function·mermaidLoaded()·{ | 571 | ··function·mermaidLoaded()·{ |
| 572 | ····mermaid.initialize({ | 572 | ····mermaid.initialize({ |
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| 508 | ······<p·class="built-using"> | 508 | ······<p·class="built-using"> |
| 509 | ········Built·using | 509 | ········Built·using |
| 510 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 510 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 511 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 511 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 512 | ······</p> | 512 | ······</p> |
| 513 | <p>Copyright·©·1996-202 | 513 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 514 | ····</footer> | 514 | ····</footer> |
| 515 | ··</div> | 515 | ··</div> |
| 516 | </main> | 516 | </main> |
| 517 | </div> | 517 | </div> |
| 518 | <script> | 518 | <script> |
| 519 | ··function·mermaidLoaded()·{ | 519 | ··function·mermaidLoaded()·{ |
| 520 | ····mermaid.initialize({ | 520 | ····mermaid.initialize({ |
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| 815 | ······<p·class="built-using"> | 815 | ······<p·class="built-using"> |
| 816 | ········Built·using | 816 | ········Built·using |
| 817 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 817 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 818 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 818 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 819 | ······</p> | 819 | ······</p> |
| 820 | <p>Copyright·©·1996-202 | 820 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 821 | ····</footer> | 821 | ····</footer> |
| 822 | ··</div> | 822 | ··</div> |
| 823 | </main> | 823 | </main> |
| 824 | </div> | 824 | </div> |
| 825 | <script> | 825 | <script> |
| 826 | ··function·mermaidLoaded()·{ | 826 | ··function·mermaidLoaded()·{ |
| 827 | ····mermaid.initialize({ | 827 | ····mermaid.initialize({ |
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| 352 | ······<p·class="built-using"> | 352 | ······<p·class="built-using"> |
| 353 | ········Built·using | 353 | ········Built·using |
| 354 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 354 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 355 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 355 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 356 | ······</p> | 356 | ······</p> |
| 357 | <p>Copyright·©·1996-202 | 357 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 358 | ····</footer> | 358 | ····</footer> |
| 359 | ··</div> | 359 | ··</div> |
| 360 | </main> | 360 | </main> |
| 361 | </div> | 361 | </div> |
| 362 | <script> | 362 | <script> |
| 363 | ··function·mermaidLoaded()·{ | 363 | ··function·mermaidLoaded()·{ |
| 364 | ····mermaid.initialize({ | 364 | ····mermaid.initialize({ |
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| 1157 | ······<p·class="built-using"> | 1157 | ······<p·class="built-using"> |
| 1158 | ········Built·using | 1158 | ········Built·using |
| 1159 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1159 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1160 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1160 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1161 | ······</p> | 1161 | ······</p> |
| 1162 | <p>Copyright·©·1996-202 | 1162 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1163 | ····</footer> | 1163 | ····</footer> |
| 1164 | ··</div> | 1164 | ··</div> |
| 1165 | </main> | 1165 | </main> |
| 1166 | </div> | 1166 | </div> |
| 1167 | <script> | 1167 | <script> |
| 1168 | ··function·mermaidLoaded()·{ | 1168 | ··function·mermaidLoaded()·{ |
| 1169 | ····mermaid.initialize({ | 1169 | ····mermaid.initialize({ |
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| 811 | ······<p·class="built-using"> | 811 | ······<p·class="built-using"> |
| 812 | ········Built·using | 812 | ········Built·using |
| 813 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 813 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 814 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 814 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 815 | ······</p> | 815 | ······</p> |
| 816 | <p>Copyright·©·1996-202 | 816 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 817 | ····</footer> | 817 | ····</footer> |
| 818 | ··</div> | 818 | ··</div> |
| 819 | </main> | 819 | </main> |
| 820 | </div> | 820 | </div> |
| 821 | <script> | 821 | <script> |
| 822 | ··function·mermaidLoaded()·{ | 822 | ··function·mermaidLoaded()·{ |
| 823 | ····mermaid.initialize({ | 823 | ····mermaid.initialize({ |
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| 420 | ······<p·class="built-using"> | 420 | ······<p·class="built-using"> |
| 421 | ········Built·using | 421 | ········Built·using |
| 422 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 422 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 423 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 423 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 424 | ······</p> | 424 | ······</p> |
| 425 | <p>Copyright·©·1996-202 | 425 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 426 | ····</footer> | 426 | ····</footer> |
| 427 | ··</div> | 427 | ··</div> |
| 428 | </main> | 428 | </main> |
| 429 | </div> | 429 | </div> |
| 430 | <script> | 430 | <script> |
| 431 | ··function·mermaidLoaded()·{ | 431 | ··function·mermaidLoaded()·{ |
| 432 | ····mermaid.initialize({ | 432 | ····mermaid.initialize({ |
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| 637 | ······<p·class="built-using"> | 637 | ······<p·class="built-using"> |
| 638 | ········Built·using | 638 | ········Built·using |
| 639 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 639 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 640 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 640 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 641 | ······</p> | 641 | ······</p> |
| 642 | <p>Copyright·©·1996-202 | 642 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 643 | ····</footer> | 643 | ····</footer> |
| 644 | ··</div> | 644 | ··</div> |
| 645 | </main> | 645 | </main> |
| 646 | </div> | 646 | </div> |
| 647 | <script> | 647 | <script> |
| 648 | ··function·mermaidLoaded()·{ | 648 | ··function·mermaidLoaded()·{ |
| 649 | ····mermaid.initialize({ | 649 | ····mermaid.initialize({ |
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| 343 | ······<p·class="built-using"> | 343 | ······<p·class="built-using"> |
| 344 | ········Built·using | 344 | ········Built·using |
| 345 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 345 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 346 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 346 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 347 | ······</p> | 347 | ······</p> |
| 348 | <p>Copyright·©·1996-202 | 348 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 349 | ····</footer> | 349 | ····</footer> |
| 350 | ··</div> | 350 | ··</div> |
| 351 | </main> | 351 | </main> |
| 352 | </div> | 352 | </div> |
| 353 | <script> | 353 | <script> |
| 354 | ··function·mermaidLoaded()·{ | 354 | ··function·mermaidLoaded()·{ |
| 355 | ····mermaid.initialize({ | 355 | ····mermaid.initialize({ |
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| 1234 | ······<p·class="built-using"> | 1234 | ······<p·class="built-using"> |
| 1235 | ········Built·using | 1235 | ········Built·using |
| 1236 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1236 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1237 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1237 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1238 | ······</p> | 1238 | ······</p> |
| 1239 | <p>Copyright·©·1996-202 | 1239 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1240 | ····</footer> | 1240 | ····</footer> |
| 1241 | ··</div> | 1241 | ··</div> |
| 1242 | </main> | 1242 | </main> |
| 1243 | </div> | 1243 | </div> |
| 1244 | <script> | 1244 | <script> |
| 1245 | ··function·mermaidLoaded()·{ | 1245 | ··function·mermaidLoaded()·{ |
| 1246 | ····mermaid.initialize({ | 1246 | ····mermaid.initialize({ |
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| 218 | ······<p·class="built-using"> | 218 | ······<p·class="built-using"> |
| 219 | ········Built·using | 219 | ········Built·using |
| 220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 222 | ······</p> | 222 | ······</p> |
| 223 | <p>Copyright·©·1996-202 | 223 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 224 | ····</footer> | 224 | ····</footer> |
| 225 | ··</div> | 225 | ··</div> |
| 226 | </main> | 226 | </main> |
| 227 | </div> | 227 | </div> |
| 228 | <script> | 228 | <script> |
| 229 | ··function·mermaidLoaded()·{ | 229 | ··function·mermaidLoaded()·{ |
| 230 | ····mermaid.initialize({ | 230 | ····mermaid.initialize({ |
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| 428 | ······<p·class="built-using"> | 428 | ······<p·class="built-using"> |
| 429 | ········Built·using | 429 | ········Built·using |
| 430 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 430 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 431 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 431 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 432 | ······</p> | 432 | ······</p> |
| 433 | <p>Copyright·©·1996-202 | 433 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 434 | ····</footer> | 434 | ····</footer> |
| 435 | ··</div> | 435 | ··</div> |
| 436 | </main> | 436 | </main> |
| 437 | </div> | 437 | </div> |
| 438 | <script> | 438 | <script> |
| 439 | ··function·mermaidLoaded()·{ | 439 | ··function·mermaidLoaded()·{ |
| 440 | ····mermaid.initialize({ | 440 | ····mermaid.initialize({ |
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| 524 | ······<p·class="built-using"> | 524 | ······<p·class="built-using"> |
| 525 | ········Built·using | 525 | ········Built·using |
| 526 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 526 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 527 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 527 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 528 | ······</p> | 528 | ······</p> |
| 529 | <p>Copyright·©·1996-202 | 529 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 530 | ····</footer> | 530 | ····</footer> |
| 531 | ··</div> | 531 | ··</div> |
| 532 | </main> | 532 | </main> |
| 533 | </div> | 533 | </div> |
| 534 | <script> | 534 | <script> |
| 535 | ··function·mermaidLoaded()·{ | 535 | ··function·mermaidLoaded()·{ |
| 536 | ····mermaid.initialize({ | 536 | ····mermaid.initialize({ |
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| 441 | ······<p·class="built-using"> | 441 | ······<p·class="built-using"> |
| 442 | ········Built·using | 442 | ········Built·using |
| 443 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 443 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 444 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 444 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 445 | ······</p> | 445 | ······</p> |
| 446 | <p>Copyright·©·1996-202 | 446 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 447 | ····</footer> | 447 | ····</footer> |
| 448 | ··</div> | 448 | ··</div> |
| 449 | </main> | 449 | </main> |
| 450 | </div> | 450 | </div> |
| 451 | <script> | 451 | <script> |
| 452 | ··function·mermaidLoaded()·{ | 452 | ··function·mermaidLoaded()·{ |
| 453 | ····mermaid.initialize({ | 453 | ····mermaid.initialize({ |
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| 708 | ······<p·class="built-using"> | 708 | ······<p·class="built-using"> |
| 709 | ········Built·using | 709 | ········Built·using |
| 710 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 710 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 711 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 711 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 712 | ······</p> | 712 | ······</p> |
| 713 | <p>Copyright·©·1996-202 | 713 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 714 | ····</footer> | 714 | ····</footer> |
| 715 | ··</div> | 715 | ··</div> |
| 716 | </main> | 716 | </main> |
| 717 | </div> | 717 | </div> |
| 718 | <script> | 718 | <script> |
| 719 | ··function·mermaidLoaded()·{ | 719 | ··function·mermaidLoaded()·{ |
| 720 | ····mermaid.initialize({ | 720 | ····mermaid.initialize({ |
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| 1062 | ······<p·class="built-using"> | 1062 | ······<p·class="built-using"> |
| 1063 | ········Built·using | 1063 | ········Built·using |
| 1064 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1064 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1065 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1065 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1066 | ······</p> | 1066 | ······</p> |
| 1067 | <p>Copyright·©·1996-202 | 1067 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1068 | ····</footer> | 1068 | ····</footer> |
| 1069 | ··</div> | 1069 | ··</div> |
| 1070 | </main> | 1070 | </main> |
| 1071 | </div> | 1071 | </div> |
| 1072 | <script> | 1072 | <script> |
| 1073 | ··function·mermaidLoaded()·{ | 1073 | ··function·mermaidLoaded()·{ |
| 1074 | ····mermaid.initialize({ | 1074 | ····mermaid.initialize({ |
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| 216 | ······<p·class="built-using"> | 216 | ······<p·class="built-using"> |
| 217 | ········Built·using | 217 | ········Built·using |
| 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 220 | ······</p> | 220 | ······</p> |
| 221 | <p>Copyright·©·1996-202 | 221 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 222 | ····</footer> | 222 | ····</footer> |
| 223 | ··</div> | 223 | ··</div> |
| 224 | </main> | 224 | </main> |
| 225 | </div> | 225 | </div> |
| 226 | <script> | 226 | <script> |
| 227 | ··function·mermaidLoaded()·{ | 227 | ··function·mermaidLoaded()·{ |
| 228 | ····mermaid.initialize({ | 228 | ····mermaid.initialize({ |
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| 2119 | ······<p·class="built-using"> | 2119 | ······<p·class="built-using"> |
| 2120 | ········Built·using | 2120 | ········Built·using |
| 2121 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2121 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2122 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2122 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2123 | ······</p> | 2123 | ······</p> |
| 2124 | <p>Copyright·©·1996-202 | 2124 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2125 | ····</footer> | 2125 | ····</footer> |
| 2126 | ··</div> | 2126 | ··</div> |
| 2127 | </main> | 2127 | </main> |
| 2128 | </div> | 2128 | </div> |
| 2129 | <script> | 2129 | <script> |
| 2130 | ··function·mermaidLoaded()·{ | 2130 | ··function·mermaidLoaded()·{ |
| 2131 | ····mermaid.initialize({ | 2131 | ····mermaid.initialize({ |
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| 216 | ······<p·class="built-using"> | 216 | ······<p·class="built-using"> |
| 217 | ········Built·using | 217 | ········Built·using |
| 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 220 | ······</p> | 220 | ······</p> |
| 221 | <p>Copyright·©·1996-202 | 221 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 222 | ····</footer> | 222 | ····</footer> |
| 223 | ··</div> | 223 | ··</div> |
| 224 | </main> | 224 | </main> |
| 225 | </div> | 225 | </div> |
| 226 | <script> | 226 | <script> |
| 227 | ··function·mermaidLoaded()·{ | 227 | ··function·mermaidLoaded()·{ |
| 228 | ····mermaid.initialize({ | 228 | ····mermaid.initialize({ |
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| 598 | ······<p·class="built-using"> | 598 | ······<p·class="built-using"> |
| 599 | ········Built·using | 599 | ········Built·using |
| 600 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 600 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 601 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 601 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 602 | ······</p> | 602 | ······</p> |
| 603 | <p>Copyright·©·1996-202 | 603 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 604 | ····</footer> | 604 | ····</footer> |
| 605 | ··</div> | 605 | ··</div> |
| 606 | </main> | 606 | </main> |
| 607 | </div> | 607 | </div> |
| 608 | <script> | 608 | <script> |
| 609 | ··function·mermaidLoaded()·{ | 609 | ··function·mermaidLoaded()·{ |
| 610 | ····mermaid.initialize({ | 610 | ····mermaid.initialize({ |
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| 686 | ······<p·class="built-using"> | 686 | ······<p·class="built-using"> |
| 687 | ········Built·using | 687 | ········Built·using |
| 688 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 688 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 689 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 689 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 690 | ······</p> | 690 | ······</p> |
| 691 | <p>Copyright·©·1996-202 | 691 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 692 | ····</footer> | 692 | ····</footer> |
| 693 | ··</div> | 693 | ··</div> |
| 694 | </main> | 694 | </main> |
| 695 | </div> | 695 | </div> |
| 696 | <script> | 696 | <script> |
| 697 | ··function·mermaidLoaded()·{ | 697 | ··function·mermaidLoaded()·{ |
| 698 | ····mermaid.initialize({ | 698 | ····mermaid.initialize({ |
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| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
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| 1124 | ······<p·class="built-using"> | 1124 | ······<p·class="built-using"> |
| 1125 | ········Built·using | 1125 | ········Built·using |
| 1126 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1126 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1127 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1127 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1128 | ······</p> | 1128 | ······</p> |
| 1129 | <p>Copyright·©·1996-202 | 1129 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1130 | ····</footer> | 1130 | ····</footer> |
| 1131 | ··</div> | 1131 | ··</div> |
| 1132 | </main> | 1132 | </main> |
| 1133 | </div> | 1133 | </div> |
| 1134 | <script> | 1134 | <script> |
| 1135 | ··function·mermaidLoaded()·{ | 1135 | ··function·mermaidLoaded()·{ |
| 1136 | ····mermaid.initialize({ | 1136 | ····mermaid.initialize({ |
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| 216 | ······<p·class="built-using"> | 216 | ······<p·class="built-using"> |
| 217 | ········Built·using | 217 | ········Built·using |
| 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 220 | ······</p> | 220 | ······</p> |
| 221 | <p>Copyright·©·1996-202 | 221 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 222 | ····</footer> | 222 | ····</footer> |
| 223 | ··</div> | 223 | ··</div> |
| 224 | </main> | 224 | </main> |
| 225 | </div> | 225 | </div> |
| 226 | <script> | 226 | <script> |
| 227 | ··function·mermaidLoaded()·{ | 227 | ··function·mermaidLoaded()·{ |
| 228 | ····mermaid.initialize({ | 228 | ····mermaid.initialize({ |
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| 681 | ······<p·class="built-using"> | 681 | ······<p·class="built-using"> |
| 682 | ········Built·using | 682 | ········Built·using |
| 683 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 683 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 684 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 684 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 685 | ······</p> | 685 | ······</p> |
| 686 | <p>Copyright·©·1996-202 | 686 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 687 | ····</footer> | 687 | ····</footer> |
| 688 | ··</div> | 688 | ··</div> |
| 689 | </main> | 689 | </main> |
| 690 | </div> | 690 | </div> |
| 691 | <script> | 691 | <script> |
| 692 | ··function·mermaidLoaded()·{ | 692 | ··function·mermaidLoaded()·{ |
| 693 | ····mermaid.initialize({ | 693 | ····mermaid.initialize({ |
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| 8031 | ······<p·class="built-using"> | 8031 | ······<p·class="built-using"> |
| 8032 | ········Built·using | 8032 | ········Built·using |
| 8033 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 8033 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 8034 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 8034 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 8035 | ······</p> | 8035 | ······</p> |
| 8036 | <p>Copyright·©·1996-202 | 8036 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 8037 | ····</footer> | 8037 | ····</footer> |
| 8038 | ··</div> | 8038 | ··</div> |
| 8039 | </main> | 8039 | </main> |
| 8040 | </div> | 8040 | </div> |
| 8041 | <script> | 8041 | <script> |
| 8042 | ··function·mermaidLoaded()·{ | 8042 | ··function·mermaidLoaded()·{ |
| 8043 | ····mermaid.initialize({ | 8043 | ····mermaid.initialize({ |
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| 1114 | ······<p·class="built-using"> | 1114 | ······<p·class="built-using"> |
| 1115 | ········Built·using | 1115 | ········Built·using |
| 1116 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1116 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1117 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1117 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1118 | ······</p> | 1118 | ······</p> |
| 1119 | <p>Copyright·©·1996-202 | 1119 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1120 | ····</footer> | 1120 | ····</footer> |
| 1121 | ··</div> | 1121 | ··</div> |
| 1122 | </main> | 1122 | </main> |
| 1123 | </div> | 1123 | </div> |
| 1124 | <script> | 1124 | <script> |
| 1125 | ··function·mermaidLoaded()·{ | 1125 | ··function·mermaidLoaded()·{ |
| 1126 | ····mermaid.initialize({ | 1126 | ····mermaid.initialize({ |
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| 1045 | ······<p·class="built-using"> | 1045 | ······<p·class="built-using"> |
| 1046 | ········Built·using | 1046 | ········Built·using |
| 1047 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1047 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1048 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1048 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1049 | ······</p> | 1049 | ······</p> |
| 1050 | <p>Copyright·©·1996-202 | 1050 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1051 | ····</footer> | 1051 | ····</footer> |
| 1052 | ··</div> | 1052 | ··</div> |
| 1053 | </main> | 1053 | </main> |
| 1054 | </div> | 1054 | </div> |
| 1055 | <script> | 1055 | <script> |
| 1056 | ··function·mermaidLoaded()·{ | 1056 | ··function·mermaidLoaded()·{ |
| 1057 | ····mermaid.initialize({ | 1057 | ····mermaid.initialize({ |
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| 420 | ······<p·class="built-using"> | 420 | ······<p·class="built-using"> |
| 421 | ········Built·using | 421 | ········Built·using |
| 422 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 422 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 423 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 423 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 424 | ······</p> | 424 | ······</p> |
| 425 | <p>Copyright·©·1996-202 | 425 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 426 | ····</footer> | 426 | ····</footer> |
| 427 | ··</div> | 427 | ··</div> |
| 428 | </main> | 428 | </main> |
| 429 | </div> | 429 | </div> |
| 430 | <script> | 430 | <script> |
| 431 | ··function·mermaidLoaded()·{ | 431 | ··function·mermaidLoaded()·{ |
| 432 | ····mermaid.initialize({ | 432 | ····mermaid.initialize({ |
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| 304 | ······<p·class="built-using"> | 304 | ······<p·class="built-using"> |
| 305 | ········Built·using | 305 | ········Built·using |
| 306 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 306 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 307 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 307 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 308 | ······</p> | 308 | ······</p> |
| 309 | <p>Copyright·©·1996-202 | 309 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 310 | ····</footer> | 310 | ····</footer> |
| 311 | ··</div> | 311 | ··</div> |
| 312 | </main> | 312 | </main> |
| 313 | </div> | 313 | </div> |
| 314 | <script> | 314 | <script> |
| 315 | ··function·mermaidLoaded()·{ | 315 | ··function·mermaidLoaded()·{ |
| 316 | ····mermaid.initialize({ | 316 | ····mermaid.initialize({ |
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| 379 | ······<p·class="built-using"> | 379 | ······<p·class="built-using"> |
| 380 | ········Built·using | 380 | ········Built·using |
| 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 383 | ······</p> | 383 | ······</p> |
| 384 | <p>Copyright·©·1996-202 | 384 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 385 | ····</footer> | 385 | ····</footer> |
| 386 | ··</div> | 386 | ··</div> |
| 387 | </main> | 387 | </main> |
| 388 | </div> | 388 | </div> |
| 389 | <script> | 389 | <script> |
| 390 | ··function·mermaidLoaded()·{ | 390 | ··function·mermaidLoaded()·{ |
| 391 | ····mermaid.initialize({ | 391 | ····mermaid.initialize({ |
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| 579 | ······<p·class="built-using"> | 579 | ······<p·class="built-using"> |
| 580 | ········Built·using | 580 | ········Built·using |
| 581 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 581 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 582 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 582 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 583 | ······</p> | 583 | ······</p> |
| 584 | <p>Copyright·©·1996-202 | 584 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 585 | ····</footer> | 585 | ····</footer> |
| 586 | ··</div> | 586 | ··</div> |
| 587 | </main> | 587 | </main> |
| 588 | </div> | 588 | </div> |
| 589 | <script> | 589 | <script> |
| 590 | ··function·mermaidLoaded()·{ | 590 | ··function·mermaidLoaded()·{ |
| 591 | ····mermaid.initialize({ | 591 | ····mermaid.initialize({ |
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| 380 | ······<p·class="built-using"> | 380 | ······<p·class="built-using"> |
| 381 | ········Built·using | 381 | ········Built·using |
| 382 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 382 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 383 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 383 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 384 | ······</p> | 384 | ······</p> |
| 385 | <p>Copyright·©·1996-202 | 385 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 386 | ····</footer> | 386 | ····</footer> |
| 387 | ··</div> | 387 | ··</div> |
| 388 | </main> | 388 | </main> |
| 389 | </div> | 389 | </div> |
| 390 | <script> | 390 | <script> |
| 391 | ··function·mermaidLoaded()·{ | 391 | ··function·mermaidLoaded()·{ |
| 392 | ····mermaid.initialize({ | 392 | ····mermaid.initialize({ |
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| 524 | ······<p·class="built-using"> | 524 | ······<p·class="built-using"> |
| 525 | ········Built·using | 525 | ········Built·using |
| 526 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 526 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 527 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 527 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 528 | ······</p> | 528 | ······</p> |
| 529 | <p>Copyright·©·1996-202 | 529 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 530 | ····</footer> | 530 | ····</footer> |
| 531 | ··</div> | 531 | ··</div> |
| 532 | </main> | 532 | </main> |
| 533 | </div> | 533 | </div> |
| 534 | <script> | 534 | <script> |
| 535 | ··function·mermaidLoaded()·{ | 535 | ··function·mermaidLoaded()·{ |
| 536 | ····mermaid.initialize({ | 536 | ····mermaid.initialize({ |
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| 414 | ······<p·class="built-using"> | 414 | ······<p·class="built-using"> |
| 415 | ········Built·using | 415 | ········Built·using |
| 416 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 416 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 417 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 417 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 418 | ······</p> | 418 | ······</p> |
| 419 | <p>Copyright·©·1996-202 | 419 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 420 | ····</footer> | 420 | ····</footer> |
| 421 | ··</div> | 421 | ··</div> |
| 422 | </main> | 422 | </main> |
| 423 | </div> | 423 | </div> |
| 424 | <script> | 424 | <script> |
| 425 | ··function·mermaidLoaded()·{ | 425 | ··function·mermaidLoaded()·{ |
| 426 | ····mermaid.initialize({ | 426 | ····mermaid.initialize({ |
| Offset 304, 15 lines modified | Offset 304, 15 lines modified | ||
| 304 | ······<p·class="built-using"> | 304 | ······<p·class="built-using"> |
| 305 | ········Built·using | 305 | ········Built·using |
| 306 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 306 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 307 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 307 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 308 | ······</p> | 308 | ······</p> |
| 309 | <p>Copyright·©·1996-202 | 309 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 310 | ····</footer> | 310 | ····</footer> |
| 311 | ··</div> | 311 | ··</div> |
| 312 | </main> | 312 | </main> |
| 313 | </div> | 313 | </div> |
| 314 | <script> | 314 | <script> |
| 315 | ··function·mermaidLoaded()·{ | 315 | ··function·mermaidLoaded()·{ |
| 316 | ····mermaid.initialize({ | 316 | ····mermaid.initialize({ |
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| 329 | ······<p·class="built-using"> | 329 | ······<p·class="built-using"> |
| 330 | ········Built·using | 330 | ········Built·using |
| 331 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 331 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 332 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 332 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 333 | ······</p> | 333 | ······</p> |
| 334 | <p>Copyright·©·1996-202 | 334 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 335 | ····</footer> | 335 | ····</footer> |
| 336 | ··</div> | 336 | ··</div> |
| 337 | </main> | 337 | </main> |
| 338 | </div> | 338 | </div> |
| 339 | <script> | 339 | <script> |
| 340 | ··function·mermaidLoaded()·{ | 340 | ··function·mermaidLoaded()·{ |
| 341 | ····mermaid.initialize({ | 341 | ····mermaid.initialize({ |
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| 305 | ······<p·class="built-using"> | 305 | ······<p·class="built-using"> |
| 306 | ········Built·using | 306 | ········Built·using |
| 307 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 307 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 308 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 308 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 309 | ······</p> | 309 | ······</p> |
| 310 | <p>Copyright·©·1996-202 | 310 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 311 | ····</footer> | 311 | ····</footer> |
| 312 | ··</div> | 312 | ··</div> |
| 313 | </main> | 313 | </main> |
| 314 | </div> | 314 | </div> |
| 315 | <script> | 315 | <script> |
| 316 | ··function·mermaidLoaded()·{ | 316 | ··function·mermaidLoaded()·{ |
| 317 | ····mermaid.initialize({ | 317 | ····mermaid.initialize({ |
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| 377 | ······<p·class="built-using"> | 377 | ······<p·class="built-using"> |
| 378 | ········Built·using | 378 | ········Built·using |
| 379 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 379 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 380 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 380 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 381 | ······</p> | 381 | ······</p> |
| 382 | <p>Copyright·©·1996-202 | 382 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 383 | ····</footer> | 383 | ····</footer> |
| 384 | ··</div> | 384 | ··</div> |
| 385 | </main> | 385 | </main> |
| 386 | </div> | 386 | </div> |
| 387 | <script> | 387 | <script> |
| 388 | ··function·mermaidLoaded()·{ | 388 | ··function·mermaidLoaded()·{ |
| 389 | ····mermaid.initialize({ | 389 | ····mermaid.initialize({ |
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| 617 | ······<p·class="built-using"> | 617 | ······<p·class="built-using"> |
| 618 | ········Built·using | 618 | ········Built·using |
| 619 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 619 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 620 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 620 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 621 | ······</p> | 621 | ······</p> |
| 622 | <p>Copyright·©·1996-202 | 622 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 623 | ····</footer> | 623 | ····</footer> |
| 624 | ··</div> | 624 | ··</div> |
| 625 | </main> | 625 | </main> |
| 626 | </div> | 626 | </div> |
| 627 | <script> | 627 | <script> |
| 628 | ··function·mermaidLoaded()·{ | 628 | ··function·mermaidLoaded()·{ |
| 629 | ····mermaid.initialize({ | 629 | ····mermaid.initialize({ |
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| 711 | ······<p·class="built-using"> | 711 | ······<p·class="built-using"> |
| 712 | ········Built·using | 712 | ········Built·using |
| 713 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 713 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 714 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 714 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 715 | ······</p> | 715 | ······</p> |
| 716 | <p>Copyright·©·1996-202 | 716 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 717 | ····</footer> | 717 | ····</footer> |
| 718 | ··</div> | 718 | ··</div> |
| 719 | </main> | 719 | </main> |
| 720 | </div> | 720 | </div> |
| 721 | <script> | 721 | <script> |
| 722 | ··function·mermaidLoaded()·{ | 722 | ··function·mermaidLoaded()·{ |
| 723 | ····mermaid.initialize({ | 723 | ····mermaid.initialize({ |
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| 459 | ······<p·class="built-using"> | 459 | ······<p·class="built-using"> |
| 460 | ········Built·using | 460 | ········Built·using |
| 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 463 | ······</p> | 463 | ······</p> |
| 464 | <p>Copyright·©·1996-202 | 464 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 465 | ····</footer> | 465 | ····</footer> |
| 466 | ··</div> | 466 | ··</div> |
| 467 | </main> | 467 | </main> |
| 468 | </div> | 468 | </div> |
| 469 | <script> | 469 | <script> |
| 470 | ··function·mermaidLoaded()·{ | 470 | ··function·mermaidLoaded()·{ |
| 471 | ····mermaid.initialize({ | 471 | ····mermaid.initialize({ |
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| 918 | ······<p·class="built-using"> | 918 | ······<p·class="built-using"> |
| 919 | ········Built·using | 919 | ········Built·using |
| 920 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 920 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 921 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 921 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 922 | ······</p> | 922 | ······</p> |
| 923 | <p>Copyright·©·1996-202 | 923 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 924 | ····</footer> | 924 | ····</footer> |
| 925 | ··</div> | 925 | ··</div> |
| 926 | </main> | 926 | </main> |
| 927 | </div> | 927 | </div> |
| 928 | <script> | 928 | <script> |
| 929 | ··function·mermaidLoaded()·{ | 929 | ··function·mermaidLoaded()·{ |
| 930 | ····mermaid.initialize({ | 930 | ····mermaid.initialize({ |
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| 345 | ······<p·class="built-using"> | 345 | ······<p·class="built-using"> |
| 346 | ········Built·using | 346 | ········Built·using |
| 347 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 347 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 348 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 348 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 349 | ······</p> | 349 | ······</p> |
| 350 | <p>Copyright·©·1996-202 | 350 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 351 | ····</footer> | 351 | ····</footer> |
| 352 | ··</div> | 352 | ··</div> |
| 353 | </main> | 353 | </main> |
| 354 | </div> | 354 | </div> |
| 355 | <script> | 355 | <script> |
| 356 | ··function·mermaidLoaded()·{ | 356 | ··function·mermaidLoaded()·{ |
| 357 | ····mermaid.initialize({ | 357 | ····mermaid.initialize({ |
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| 1299 | ······<p·class="built-using"> | 1299 | ······<p·class="built-using"> |
| 1300 | ········Built·using | 1300 | ········Built·using |
| 1301 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1301 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1302 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1302 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1303 | ······</p> | 1303 | ······</p> |
| 1304 | <p>Copyright·©·1996-202 | 1304 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1305 | ····</footer> | 1305 | ····</footer> |
| 1306 | ··</div> | 1306 | ··</div> |
| 1307 | </main> | 1307 | </main> |
| 1308 | </div> | 1308 | </div> |
| 1309 | <script> | 1309 | <script> |
| 1310 | ··function·mermaidLoaded()·{ | 1310 | ··function·mermaidLoaded()·{ |
| 1311 | ····mermaid.initialize({ | 1311 | ····mermaid.initialize({ |
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| 430 | ······<p·class="built-using"> | 430 | ······<p·class="built-using"> |
| 431 | ········Built·using | 431 | ········Built·using |
| 432 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 432 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 433 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 433 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 434 | ······</p> | 434 | ······</p> |
| 435 | <p>Copyright·©·1996-202 | 435 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 436 | ····</footer> | 436 | ····</footer> |
| 437 | ··</div> | 437 | ··</div> |
| 438 | </main> | 438 | </main> |
| 439 | </div> | 439 | </div> |
| 440 | <script> | 440 | <script> |
| 441 | ··function·mermaidLoaded()·{ | 441 | ··function·mermaidLoaded()·{ |
| 442 | ····mermaid.initialize({ | 442 | ····mermaid.initialize({ |
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| 576 | ······<p·class="built-using"> | 576 | ······<p·class="built-using"> |
| 577 | ········Built·using | 577 | ········Built·using |
| 578 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 578 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 579 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 579 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 580 | ······</p> | 580 | ······</p> |
| 581 | <p>Copyright·©·1996-202 | 581 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 582 | ····</footer> | 582 | ····</footer> |
| 583 | ··</div> | 583 | ··</div> |
| 584 | </main> | 584 | </main> |
| 585 | </div> | 585 | </div> |
| 586 | <script> | 586 | <script> |
| 587 | ··function·mermaidLoaded()·{ | 587 | ··function·mermaidLoaded()·{ |
| 588 | ····mermaid.initialize({ | 588 | ····mermaid.initialize({ |
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| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
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| 521 | ······<p·class="built-using"> | 521 | ······<p·class="built-using"> |
| 522 | ········Built·using | 522 | ········Built·using |
| 523 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 523 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 524 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 524 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 525 | ······</p> | 525 | ······</p> |
| 526 | <p>Copyright·©·1996-202 | 526 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 527 | ····</footer> | 527 | ····</footer> |
| 528 | ··</div> | 528 | ··</div> |
| 529 | </main> | 529 | </main> |
| 530 | </div> | 530 | </div> |
| 531 | <script> | 531 | <script> |
| 532 | ··function·mermaidLoaded()·{ | 532 | ··function·mermaidLoaded()·{ |
| 533 | ····mermaid.initialize({ | 533 | ····mermaid.initialize({ |
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| 3681 | ······<p·class="built-using"> | 3681 | ······<p·class="built-using"> |
| 3682 | ········Built·using | 3682 | ········Built·using |
| 3683 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3683 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3684 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3684 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3685 | ······</p> | 3685 | ······</p> |
| 3686 | <p>Copyright·©·1996-202 | 3686 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3687 | ····</footer> | 3687 | ····</footer> |
| 3688 | ··</div> | 3688 | ··</div> |
| 3689 | </main> | 3689 | </main> |
| 3690 | </div> | 3690 | </div> |
| 3691 | <script> | 3691 | <script> |
| 3692 | ··function·mermaidLoaded()·{ | 3692 | ··function·mermaidLoaded()·{ |
| 3693 | ····mermaid.initialize({ | 3693 | ····mermaid.initialize({ |
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| 931 | ······<p·class="built-using"> | 931 | ······<p·class="built-using"> |
| 932 | ········Built·using | 932 | ········Built·using |
| 933 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 933 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 934 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 934 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 935 | ······</p> | 935 | ······</p> |
| 936 | <p>Copyright·©·1996-202 | 936 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 937 | ····</footer> | 937 | ····</footer> |
| 938 | ··</div> | 938 | ··</div> |
| 939 | </main> | 939 | </main> |
| 940 | </div> | 940 | </div> |
| 941 | <script> | 941 | <script> |
| 942 | ··function·mermaidLoaded()·{ | 942 | ··function·mermaidLoaded()·{ |
| 943 | ····mermaid.initialize({ | 943 | ····mermaid.initialize({ |
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| 288 | ······<p·class="built-using"> | 288 | ······<p·class="built-using"> |
| 289 | ········Built·using | 289 | ········Built·using |
| 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 292 | ······</p> | 292 | ······</p> |
| 293 | <p>Copyright·©·1996-202 | 293 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 294 | ····</footer> | 294 | ····</footer> |
| 295 | ··</div> | 295 | ··</div> |
| 296 | </main> | 296 | </main> |
| 297 | </div> | 297 | </div> |
| 298 | <script> | 298 | <script> |
| 299 | ··function·mermaidLoaded()·{ | 299 | ··function·mermaidLoaded()·{ |
| 300 | ····mermaid.initialize({ | 300 | ····mermaid.initialize({ |
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| 823 | ······<p·class="built-using"> | 823 | ······<p·class="built-using"> |
| 824 | ········Built·using | 824 | ········Built·using |
| 825 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 825 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 826 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 826 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 827 | ······</p> | 827 | ······</p> |
| 828 | <p>Copyright·©·1996-202 | 828 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 829 | ····</footer> | 829 | ····</footer> |
| 830 | ··</div> | 830 | ··</div> |
| 831 | </main> | 831 | </main> |
| 832 | </div> | 832 | </div> |
| 833 | <script> | 833 | <script> |
| 834 | ··function·mermaidLoaded()·{ | 834 | ··function·mermaidLoaded()·{ |
| 835 | ····mermaid.initialize({ | 835 | ····mermaid.initialize({ |
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| 905 | ······<p·class="built-using"> | 905 | ······<p·class="built-using"> |
| 906 | ········Built·using | 906 | ········Built·using |
| 907 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 907 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 908 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 908 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 909 | ······</p> | 909 | ······</p> |
| 910 | <p>Copyright·©·1996-202 | 910 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 911 | ····</footer> | 911 | ····</footer> |
| 912 | ··</div> | 912 | ··</div> |
| 913 | </main> | 913 | </main> |
| 914 | </div> | 914 | </div> |
| 915 | <script> | 915 | <script> |
| 916 | ··function·mermaidLoaded()·{ | 916 | ··function·mermaidLoaded()·{ |
| 917 | ····mermaid.initialize({ | 917 | ····mermaid.initialize({ |
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| 577 | ······<p·class="built-using"> | 577 | ······<p·class="built-using"> |
| 578 | ········Built·using | 578 | ········Built·using |
| 579 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 579 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 580 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 580 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 581 | ······</p> | 581 | ······</p> |
| 582 | <p>Copyright·©·1996-202 | 582 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 583 | ····</footer> | 583 | ····</footer> |
| 584 | ··</div> | 584 | ··</div> |
| 585 | </main> | 585 | </main> |
| 586 | </div> | 586 | </div> |
| 587 | <script> | 587 | <script> |
| 588 | ··function·mermaidLoaded()·{ | 588 | ··function·mermaidLoaded()·{ |
| 589 | ····mermaid.initialize({ | 589 | ····mermaid.initialize({ |
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| 793 | ······<p·class="built-using"> | 793 | ······<p·class="built-using"> |
| 794 | ········Built·using | 794 | ········Built·using |
| 795 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 795 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 796 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 796 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 797 | ······</p> | 797 | ······</p> |
| 798 | <p>Copyright·©·1996-202 | 798 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 799 | ····</footer> | 799 | ····</footer> |
| 800 | ··</div> | 800 | ··</div> |
| 801 | </main> | 801 | </main> |
| 802 | </div> | 802 | </div> |
| 803 | <script> | 803 | <script> |
| 804 | ··function·mermaidLoaded()·{ | 804 | ··function·mermaidLoaded()·{ |
| 805 | ····mermaid.initialize({ | 805 | ····mermaid.initialize({ |
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| 3108 | ······<p·class="built-using"> | 3108 | ······<p·class="built-using"> |
| 3109 | ········Built·using | 3109 | ········Built·using |
| 3110 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3110 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3111 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3111 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3112 | ······</p> | 3112 | ······</p> |
| 3113 | <p>Copyright·©·1996-202 | 3113 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3114 | ····</footer> | 3114 | ····</footer> |
| 3115 | ··</div> | 3115 | ··</div> |
| 3116 | </main> | 3116 | </main> |
| 3117 | </div> | 3117 | </div> |
| 3118 | <script> | 3118 | <script> |
| 3119 | ··function·mermaidLoaded()·{ | 3119 | ··function·mermaidLoaded()·{ |
| 3120 | ····mermaid.initialize({ | 3120 | ····mermaid.initialize({ |
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| 801 | ······<p·class="built-using"> | 801 | ······<p·class="built-using"> |
| 802 | ········Built·using | 802 | ········Built·using |
| 803 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 803 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 804 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 804 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 805 | ······</p> | 805 | ······</p> |
| 806 | <p>Copyright·©·1996-202 | 806 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 807 | ····</footer> | 807 | ····</footer> |
| 808 | ··</div> | 808 | ··</div> |
| 809 | </main> | 809 | </main> |
| 810 | </div> | 810 | </div> |
| 811 | <script> | 811 | <script> |
| 812 | ··function·mermaidLoaded()·{ | 812 | ··function·mermaidLoaded()·{ |
| 813 | ····mermaid.initialize({ | 813 | ····mermaid.initialize({ |
| Offset 1212, 15 lines modified | Offset 1212, 15 lines modified | ||
| 1212 | ······<p·class="built-using"> | 1212 | ······<p·class="built-using"> |
| 1213 | ········Built·using | 1213 | ········Built·using |
| 1214 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1214 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1215 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1215 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1216 | ······</p> | 1216 | ······</p> |
| 1217 | <p>Copyright·©·1996-202 | 1217 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1218 | ····</footer> | 1218 | ····</footer> |
| 1219 | ··</div> | 1219 | ··</div> |
| 1220 | </main> | 1220 | </main> |
| 1221 | </div> | 1221 | </div> |
| 1222 | <script> | 1222 | <script> |
| 1223 | ··function·mermaidLoaded()·{ | 1223 | ··function·mermaidLoaded()·{ |
| 1224 | ····mermaid.initialize({ | 1224 | ····mermaid.initialize({ |
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| 665 | ······<p·class="built-using"> | 665 | ······<p·class="built-using"> |
| 666 | ········Built·using | 666 | ········Built·using |
| 667 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 667 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 668 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 668 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 669 | ······</p> | 669 | ······</p> |
| 670 | <p>Copyright·©·1996-202 | 670 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 671 | ····</footer> | 671 | ····</footer> |
| 672 | ··</div> | 672 | ··</div> |
| 673 | </main> | 673 | </main> |
| 674 | </div> | 674 | </div> |
| 675 | <script> | 675 | <script> |
| 676 | ··function·mermaidLoaded()·{ | 676 | ··function·mermaidLoaded()·{ |
| 677 | ····mermaid.initialize({ | 677 | ····mermaid.initialize({ |
| Offset 565, 15 lines modified | Offset 565, 15 lines modified | ||
| 565 | ······<p·class="built-using"> | 565 | ······<p·class="built-using"> |
| 566 | ········Built·using | 566 | ········Built·using |
| 567 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 567 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 568 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 568 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 569 | ······</p> | 569 | ······</p> |
| 570 | <p>Copyright·©·1996-202 | 570 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 571 | ····</footer> | 571 | ····</footer> |
| 572 | ··</div> | 572 | ··</div> |
| 573 | </main> | 573 | </main> |
| 574 | </div> | 574 | </div> |
| 575 | <script> | 575 | <script> |
| 576 | ··function·mermaidLoaded()·{ | 576 | ··function·mermaidLoaded()·{ |
| 577 | ····mermaid.initialize({ | 577 | ····mermaid.initialize({ |
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| 1307 | ······<p·class="built-using"> | 1307 | ······<p·class="built-using"> |
| 1308 | ········Built·using | 1308 | ········Built·using |
| 1309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1311 | ······</p> | 1311 | ······</p> |
| 1312 | <p>Copyright·©·1996-202 | 1312 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1313 | ····</footer> | 1313 | ····</footer> |
| 1314 | ··</div> | 1314 | ··</div> |
| 1315 | </main> | 1315 | </main> |
| 1316 | </div> | 1316 | </div> |
| 1317 | <script> | 1317 | <script> |
| 1318 | ··function·mermaidLoaded()·{ | 1318 | ··function·mermaidLoaded()·{ |
| 1319 | ····mermaid.initialize({ | 1319 | ····mermaid.initialize({ |
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| 1309 | ······<p·class="built-using"> | 1309 | ······<p·class="built-using"> |
| 1310 | ········Built·using | 1310 | ········Built·using |
| 1311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1313 | ······</p> | 1313 | ······</p> |
| 1314 | <p>Copyright·©·1996-202 | 1314 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1315 | ····</footer> | 1315 | ····</footer> |
| 1316 | ··</div> | 1316 | ··</div> |
| 1317 | </main> | 1317 | </main> |
| 1318 | </div> | 1318 | </div> |
| 1319 | <script> | 1319 | <script> |
| 1320 | ··function·mermaidLoaded()·{ | 1320 | ··function·mermaidLoaded()·{ |
| 1321 | ····mermaid.initialize({ | 1321 | ····mermaid.initialize({ |
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| 307 | ······<p·class="built-using"> | 307 | ······<p·class="built-using"> |
| 308 | ········Built·using | 308 | ········Built·using |
| 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 311 | ······</p> | 311 | ······</p> |
| 312 | <p>Copyright·©·1996-202 | 312 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 313 | ····</footer> | 313 | ····</footer> |
| 314 | ··</div> | 314 | ··</div> |
| 315 | </main> | 315 | </main> |
| 316 | </div> | 316 | </div> |
| 317 | <script> | 317 | <script> |
| 318 | ··function·mermaidLoaded()·{ | 318 | ··function·mermaidLoaded()·{ |
| 319 | ····mermaid.initialize({ | 319 | ····mermaid.initialize({ |
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| 634 | ······<p·class="built-using"> | 634 | ······<p·class="built-using"> |
| 635 | ········Built·using | 635 | ········Built·using |
| 636 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 636 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 637 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 637 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 638 | ······</p> | 638 | ······</p> |
| 639 | <p>Copyright·©·1996-202 | 639 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 640 | ····</footer> | 640 | ····</footer> |
| 641 | ··</div> | 641 | ··</div> |
| 642 | </main> | 642 | </main> |
| 643 | </div> | 643 | </div> |
| 644 | <script> | 644 | <script> |
| 645 | ··function·mermaidLoaded()·{ | 645 | ··function·mermaidLoaded()·{ |
| 646 | ····mermaid.initialize({ | 646 | ····mermaid.initialize({ |
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| 391 | ······<p·class="built-using"> | 391 | ······<p·class="built-using"> |
| 392 | ········Built·using | 392 | ········Built·using |
| 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 395 | ······</p> | 395 | ······</p> |
| 396 | <p>Copyright·©·1996-202 | 396 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 397 | ····</footer> | 397 | ····</footer> |
| 398 | ··</div> | 398 | ··</div> |
| 399 | </main> | 399 | </main> |
| 400 | </div> | 400 | </div> |
| 401 | <script> | 401 | <script> |
| 402 | ··function·mermaidLoaded()·{ | 402 | ··function·mermaidLoaded()·{ |
| 403 | ····mermaid.initialize({ | 403 | ····mermaid.initialize({ |
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| 794 | ······<p·class="built-using"> | 794 | ······<p·class="built-using"> |
| 795 | ········Built·using | 795 | ········Built·using |
| 796 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 796 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 797 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 797 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 798 | ······</p> | 798 | ······</p> |
| 799 | <p>Copyright·©·1996-202 | 799 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 800 | ····</footer> | 800 | ····</footer> |
| 801 | ··</div> | 801 | ··</div> |
| 802 | </main> | 802 | </main> |
| 803 | </div> | 803 | </div> |
| 804 | <script> | 804 | <script> |
| 805 | ··function·mermaidLoaded()·{ | 805 | ··function·mermaidLoaded()·{ |
| 806 | ····mermaid.initialize({ | 806 | ····mermaid.initialize({ |
| Offset 456, 15 lines modified | Offset 456, 15 lines modified | ||
| 456 | ······<p·class="built-using"> | 456 | ······<p·class="built-using"> |
| 457 | ········Built·using | 457 | ········Built·using |
| 458 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 458 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 459 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 459 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 460 | ······</p> | 460 | ······</p> |
| 461 | <p>Copyright·©·1996-202 | 461 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 462 | ····</footer> | 462 | ····</footer> |
| 463 | ··</div> | 463 | ··</div> |
| 464 | </main> | 464 | </main> |
| 465 | </div> | 465 | </div> |
| 466 | <script> | 466 | <script> |
| 467 | ··function·mermaidLoaded()·{ | 467 | ··function·mermaidLoaded()·{ |
| 468 | ····mermaid.initialize({ | 468 | ····mermaid.initialize({ |
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| 291 | ······<p·class="built-using"> | 291 | ······<p·class="built-using"> |
| 292 | ········Built·using | 292 | ········Built·using |
| 293 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 293 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 294 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 294 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 295 | ······</p> | 295 | ······</p> |
| 296 | <p>Copyright·©·1996-202 | 296 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 297 | ····</footer> | 297 | ····</footer> |
| 298 | ··</div> | 298 | ··</div> |
| 299 | </main> | 299 | </main> |
| 300 | </div> | 300 | </div> |
| 301 | <script> | 301 | <script> |
| 302 | ··function·mermaidLoaded()·{ | 302 | ··function·mermaidLoaded()·{ |
| 303 | ····mermaid.initialize({ | 303 | ····mermaid.initialize({ |
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| 431 | ······<p·class="built-using"> | 431 | ······<p·class="built-using"> |
| 432 | ········Built·using | 432 | ········Built·using |
| 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 435 | ······</p> | 435 | ······</p> |
| 436 | <p>Copyright·©·1996-202 | 436 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 437 | ····</footer> | 437 | ····</footer> |
| 438 | ··</div> | 438 | ··</div> |
| 439 | </main> | 439 | </main> |
| 440 | </div> | 440 | </div> |
| 441 | <script> | 441 | <script> |
| 442 | ··function·mermaidLoaded()·{ | 442 | ··function·mermaidLoaded()·{ |
| 443 | ····mermaid.initialize({ | 443 | ····mermaid.initialize({ |
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| 2140 | ······<p·class="built-using"> | 2140 | ······<p·class="built-using"> |
| 2141 | ········Built·using | 2141 | ········Built·using |
| 2142 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2142 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2143 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2143 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2144 | ······</p> | 2144 | ······</p> |
| 2145 | <p>Copyright·©·1996-202 | 2145 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2146 | ····</footer> | 2146 | ····</footer> |
| 2147 | ··</div> | 2147 | ··</div> |
| 2148 | </main> | 2148 | </main> |
| 2149 | </div> | 2149 | </div> |
| 2150 | <script> | 2150 | <script> |
| 2151 | ··function·mermaidLoaded()·{ | 2151 | ··function·mermaidLoaded()·{ |
| 2152 | ····mermaid.initialize({ | 2152 | ····mermaid.initialize({ |
| Offset 1390, 15 lines modified | Offset 1390, 15 lines modified | ||
| 1390 | ······<p·class="built-using"> | 1390 | ······<p·class="built-using"> |
| 1391 | ········Built·using | 1391 | ········Built·using |
| 1392 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1392 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1393 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1393 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1394 | ······</p> | 1394 | ······</p> |
| 1395 | <p>Copyright·©·1996-202 | 1395 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1396 | ····</footer> | 1396 | ····</footer> |
| 1397 | ··</div> | 1397 | ··</div> |
| 1398 | </main> | 1398 | </main> |
| 1399 | </div> | 1399 | </div> |
| 1400 | <script> | 1400 | <script> |
| 1401 | ··function·mermaidLoaded()·{ | 1401 | ··function·mermaidLoaded()·{ |
| 1402 | ····mermaid.initialize({ | 1402 | ····mermaid.initialize({ |
| Offset 428, 15 lines modified | Offset 428, 15 lines modified | ||
| 428 | ······<p·class="built-using"> | 428 | ······<p·class="built-using"> |
| 429 | ········Built·using | 429 | ········Built·using |
| 430 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 430 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 431 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 431 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 432 | ······</p> | 432 | ······</p> |
| 433 | <p>Copyright·©·1996-202 | 433 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 434 | ····</footer> | 434 | ····</footer> |
| 435 | ··</div> | 435 | ··</div> |
| 436 | </main> | 436 | </main> |
| 437 | </div> | 437 | </div> |
| 438 | <script> | 438 | <script> |
| 439 | ··function·mermaidLoaded()·{ | 439 | ··function·mermaidLoaded()·{ |
| 440 | ····mermaid.initialize({ | 440 | ····mermaid.initialize({ |
| Offset 1365, 15 lines modified | Offset 1365, 15 lines modified | ||
| 1365 | ······<p·class="built-using"> | 1365 | ······<p·class="built-using"> |
| 1366 | ········Built·using | 1366 | ········Built·using |
| 1367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1369 | ······</p> | 1369 | ······</p> |
| 1370 | <p>Copyright·©·1996-202 | 1370 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1371 | ····</footer> | 1371 | ····</footer> |
| 1372 | ··</div> | 1372 | ··</div> |
| 1373 | </main> | 1373 | </main> |
| 1374 | </div> | 1374 | </div> |
| 1375 | <script> | 1375 | <script> |
| 1376 | ··function·mermaidLoaded()·{ | 1376 | ··function·mermaidLoaded()·{ |
| 1377 | ····mermaid.initialize({ | 1377 | ····mermaid.initialize({ |
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| 385 | ······<p·class="built-using"> | 385 | ······<p·class="built-using"> |
| 386 | ········Built·using | 386 | ········Built·using |
| 387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 389 | ······</p> | 389 | ······</p> |
| 390 | <p>Copyright·©·1996-202 | 390 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 391 | ····</footer> | 391 | ····</footer> |
| 392 | ··</div> | 392 | ··</div> |
| 393 | </main> | 393 | </main> |
| 394 | </div> | 394 | </div> |
| 395 | <script> | 395 | <script> |
| 396 | ··function·mermaidLoaded()·{ | 396 | ··function·mermaidLoaded()·{ |
| 397 | ····mermaid.initialize({ | 397 | ····mermaid.initialize({ |
| Offset 480, 15 lines modified | Offset 480, 15 lines modified | ||
| 480 | ······<p·class="built-using"> | 480 | ······<p·class="built-using"> |
| 481 | ········Built·using | 481 | ········Built·using |
| 482 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 482 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 483 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 483 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 484 | ······</p> | 484 | ······</p> |
| 485 | <p>Copyright·©·1996-202 | 485 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 486 | ····</footer> | 486 | ····</footer> |
| 487 | ··</div> | 487 | ··</div> |
| 488 | </main> | 488 | </main> |
| 489 | </div> | 489 | </div> |
| 490 | <script> | 490 | <script> |
| 491 | ··function·mermaidLoaded()·{ | 491 | ··function·mermaidLoaded()·{ |
| 492 | ····mermaid.initialize({ | 492 | ····mermaid.initialize({ |
| Offset 307, 15 lines modified | Offset 307, 15 lines modified | ||
| 307 | ······<p·class="built-using"> | 307 | ······<p·class="built-using"> |
| 308 | ········Built·using | 308 | ········Built·using |
| 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 311 | ······</p> | 311 | ······</p> |
| 312 | <p>Copyright·©·1996-202 | 312 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 313 | ····</footer> | 313 | ····</footer> |
| 314 | ··</div> | 314 | ··</div> |
| 315 | </main> | 315 | </main> |
| 316 | </div> | 316 | </div> |
| 317 | <script> | 317 | <script> |
| 318 | ··function·mermaidLoaded()·{ | 318 | ··function·mermaidLoaded()·{ |
| 319 | ····mermaid.initialize({ | 319 | ····mermaid.initialize({ |
| Offset 345, 15 lines modified | Offset 345, 15 lines modified | ||
| 345 | ······<p·class="built-using"> | 345 | ······<p·class="built-using"> |
| 346 | ········Built·using | 346 | ········Built·using |
| 347 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 347 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 348 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 348 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 349 | ······</p> | 349 | ······</p> |
| 350 | <p>Copyright·©·1996-202 | 350 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 351 | ····</footer> | 351 | ····</footer> |
| 352 | ··</div> | 352 | ··</div> |
| 353 | </main> | 353 | </main> |
| 354 | </div> | 354 | </div> |
| 355 | <script> | 355 | <script> |
| 356 | ··function·mermaidLoaded()·{ | 356 | ··function·mermaidLoaded()·{ |
| 357 | ····mermaid.initialize({ | 357 | ····mermaid.initialize({ |
| Offset 293, 15 lines modified | Offset 293, 15 lines modified | ||
| 293 | ······<p·class="built-using"> | 293 | ······<p·class="built-using"> |
| 294 | ········Built·using | 294 | ········Built·using |
| 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 297 | ······</p> | 297 | ······</p> |
| 298 | <p>Copyright·©·1996-202 | 298 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 299 | ····</footer> | 299 | ····</footer> |
| 300 | ··</div> | 300 | ··</div> |
| 301 | </main> | 301 | </main> |
| 302 | </div> | 302 | </div> |
| 303 | <script> | 303 | <script> |
| 304 | ··function·mermaidLoaded()·{ | 304 | ··function·mermaidLoaded()·{ |
| 305 | ····mermaid.initialize({ | 305 | ····mermaid.initialize({ |
| Offset 1982, 15 lines modified | Offset 1982, 15 lines modified | ||
| 1982 | ······<p·class="built-using"> | 1982 | ······<p·class="built-using"> |
| 1983 | ········Built·using | 1983 | ········Built·using |
| 1984 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1984 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1985 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1985 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1986 | ······</p> | 1986 | ······</p> |
| 1987 | <p>Copyright·©·1996-202 | 1987 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1988 | ····</footer> | 1988 | ····</footer> |
| 1989 | ··</div> | 1989 | ··</div> |
| 1990 | </main> | 1990 | </main> |
| 1991 | </div> | 1991 | </div> |
| 1992 | <script> | 1992 | <script> |
| 1993 | ··function·mermaidLoaded()·{ | 1993 | ··function·mermaidLoaded()·{ |
| 1994 | ····mermaid.initialize({ | 1994 | ····mermaid.initialize({ |
| Offset 383, 15 lines modified | Offset 383, 15 lines modified | ||
| 383 | ······<p·class="built-using"> | 383 | ······<p·class="built-using"> |
| 384 | ········Built·using | 384 | ········Built·using |
| 385 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 385 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 386 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 386 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 387 | ······</p> | 387 | ······</p> |
| 388 | <p>Copyright·©·1996-202 | 388 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 389 | ····</footer> | 389 | ····</footer> |
| 390 | ··</div> | 390 | ··</div> |
| 391 | </main> | 391 | </main> |
| 392 | </div> | 392 | </div> |
| 393 | <script> | 393 | <script> |
| 394 | ··function·mermaidLoaded()·{ | 394 | ··function·mermaidLoaded()·{ |
| 395 | ····mermaid.initialize({ | 395 | ····mermaid.initialize({ |
| Offset 431, 15 lines modified | Offset 431, 15 lines modified | ||
| 431 | ······<p·class="built-using"> | 431 | ······<p·class="built-using"> |
| 432 | ········Built·using | 432 | ········Built·using |
| 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 435 | ······</p> | 435 | ······</p> |
| 436 | <p>Copyright·©·1996-202 | 436 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 437 | ····</footer> | 437 | ····</footer> |
| 438 | ··</div> | 438 | ··</div> |
| 439 | </main> | 439 | </main> |
| 440 | </div> | 440 | </div> |
| 441 | <script> | 441 | <script> |
| 442 | ··function·mermaidLoaded()·{ | 442 | ··function·mermaidLoaded()·{ |
| 443 | ····mermaid.initialize({ | 443 | ····mermaid.initialize({ |
| Offset 604, 15 lines modified | Offset 604, 15 lines modified | ||
| 604 | ······<p·class="built-using"> | 604 | ······<p·class="built-using"> |
| 605 | ········Built·using | 605 | ········Built·using |
| 606 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 606 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 607 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 607 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 608 | ······</p> | 608 | ······</p> |
| 609 | <p>Copyright·©·1996-202 | 609 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 610 | ····</footer> | 610 | ····</footer> |
| 611 | ··</div> | 611 | ··</div> |
| 612 | </main> | 612 | </main> |
| 613 | </div> | 613 | </div> |
| 614 | <script> | 614 | <script> |
| 615 | ··function·mermaidLoaded()·{ | 615 | ··function·mermaidLoaded()·{ |
| 616 | ····mermaid.initialize({ | 616 | ····mermaid.initialize({ |
| Offset 819, 15 lines modified | Offset 819, 15 lines modified | ||
| 819 | ······<p·class="built-using"> | 819 | ······<p·class="built-using"> |
| 820 | ········Built·using | 820 | ········Built·using |
| 821 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 821 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 822 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 822 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 823 | ······</p> | 823 | ······</p> |
| 824 | <p>Copyright·©·1996-202 | 824 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 825 | ····</footer> | 825 | ····</footer> |
| 826 | ··</div> | 826 | ··</div> |
| 827 | </main> | 827 | </main> |
| 828 | </div> | 828 | </div> |
| 829 | <script> | 829 | <script> |
| 830 | ··function·mermaidLoaded()·{ | 830 | ··function·mermaidLoaded()·{ |
| 831 | ····mermaid.initialize({ | 831 | ····mermaid.initialize({ |
| Offset 897, 15 lines modified | Offset 897, 15 lines modified | ||
| 897 | ······<p·class="built-using"> | 897 | ······<p·class="built-using"> |
| 898 | ········Built·using | 898 | ········Built·using |
| 899 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 899 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 900 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 900 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 901 | ······</p> | 901 | ······</p> |
| 902 | <p>Copyright·©·1996-202 | 902 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 903 | ····</footer> | 903 | ····</footer> |
| 904 | ··</div> | 904 | ··</div> |
| 905 | </main> | 905 | </main> |
| 906 | </div> | 906 | </div> |
| 907 | <script> | 907 | <script> |
| 908 | ··function·mermaidLoaded()·{ | 908 | ··function·mermaidLoaded()·{ |
| 909 | ····mermaid.initialize({ | 909 | ····mermaid.initialize({ |
| Offset 348, 15 lines modified | Offset 348, 15 lines modified | ||
| 348 | ······<p·class="built-using"> | 348 | ······<p·class="built-using"> |
| 349 | ········Built·using | 349 | ········Built·using |
| 350 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 350 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 351 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 351 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 352 | ······</p> | 352 | ······</p> |
| 353 | <p>Copyright·©·1996-202 | 353 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 354 | ····</footer> | 354 | ····</footer> |
| 355 | ··</div> | 355 | ··</div> |
| 356 | </main> | 356 | </main> |
| 357 | </div> | 357 | </div> |
| 358 | <script> | 358 | <script> |
| 359 | ··function·mermaidLoaded()·{ | 359 | ··function·mermaidLoaded()·{ |
| 360 | ····mermaid.initialize({ | 360 | ····mermaid.initialize({ |
| Offset 342, 15 lines modified | Offset 342, 15 lines modified | ||
| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
| Offset 423, 15 lines modified | Offset 423, 15 lines modified | ||
| 423 | ······<p·class="built-using"> | 423 | ······<p·class="built-using"> |
| 424 | ········Built·using | 424 | ········Built·using |
| 425 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 425 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 426 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 426 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 427 | ······</p> | 427 | ······</p> |
| 428 | <p>Copyright·©·1996-202 | 428 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 429 | ····</footer> | 429 | ····</footer> |
| 430 | ··</div> | 430 | ··</div> |
| 431 | </main> | 431 | </main> |
| 432 | </div> | 432 | </div> |
| 433 | <script> | 433 | <script> |
| 434 | ··function·mermaidLoaded()·{ | 434 | ··function·mermaidLoaded()·{ |
| 435 | ····mermaid.initialize({ | 435 | ····mermaid.initialize({ |
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| 1409 | ······<p·class="built-using"> | 1409 | ······<p·class="built-using"> |
| 1410 | ········Built·using | 1410 | ········Built·using |
| 1411 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1411 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1412 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1412 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1413 | ······</p> | 1413 | ······</p> |
| 1414 | <p>Copyright·©·1996-202 | 1414 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1415 | ····</footer> | 1415 | ····</footer> |
| 1416 | ··</div> | 1416 | ··</div> |
| 1417 | </main> | 1417 | </main> |
| 1418 | </div> | 1418 | </div> |
| 1419 | <script> | 1419 | <script> |
| 1420 | ··function·mermaidLoaded()·{ | 1420 | ··function·mermaidLoaded()·{ |
| 1421 | ····mermaid.initialize({ | 1421 | ····mermaid.initialize({ |
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| 310 | ······<p·class="built-using"> | 310 | ······<p·class="built-using"> |
| 311 | ········Built·using | 311 | ········Built·using |
| 312 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 312 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 313 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 313 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 314 | ······</p> | 314 | ······</p> |
| 315 | <p>Copyright·©·1996-202 | 315 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 316 | ····</footer> | 316 | ····</footer> |
| 317 | ··</div> | 317 | ··</div> |
| 318 | </main> | 318 | </main> |
| 319 | </div> | 319 | </div> |
| 320 | <script> | 320 | <script> |
| 321 | ··function·mermaidLoaded()·{ | 321 | ··function·mermaidLoaded()·{ |
| 322 | ····mermaid.initialize({ | 322 | ····mermaid.initialize({ |
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| 297 | ······<p·class="built-using"> | 297 | ······<p·class="built-using"> |
| 298 | ········Built·using | 298 | ········Built·using |
| 299 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 299 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 300 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 300 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 301 | ······</p> | 301 | ······</p> |
| 302 | <p>Copyright·©·1996-202 | 302 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 303 | ····</footer> | 303 | ····</footer> |
| 304 | ··</div> | 304 | ··</div> |
| 305 | </main> | 305 | </main> |
| 306 | </div> | 306 | </div> |
| 307 | <script> | 307 | <script> |
| 308 | ··function·mermaidLoaded()·{ | 308 | ··function·mermaidLoaded()·{ |
| 309 | ····mermaid.initialize({ | 309 | ····mermaid.initialize({ |
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| 605 | ······<p·class="built-using"> | 605 | ······<p·class="built-using"> |
| 606 | ········Built·using | 606 | ········Built·using |
| 607 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 607 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 608 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 608 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 609 | ······</p> | 609 | ······</p> |
| 610 | <p>Copyright·©·1996-202 | 610 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 611 | ····</footer> | 611 | ····</footer> |
| 612 | ··</div> | 612 | ··</div> |
| 613 | </main> | 613 | </main> |
| 614 | </div> | 614 | </div> |
| 615 | <script> | 615 | <script> |
| 616 | ··function·mermaidLoaded()·{ | 616 | ··function·mermaidLoaded()·{ |
| 617 | ····mermaid.initialize({ | 617 | ····mermaid.initialize({ |
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| 372 | ······<p·class="built-using"> | 372 | ······<p·class="built-using"> |
| 373 | ········Built·using | 373 | ········Built·using |
| 374 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 374 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 375 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 375 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 376 | ······</p> | 376 | ······</p> |
| 377 | <p>Copyright·©·1996-202 | 377 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 378 | ····</footer> | 378 | ····</footer> |
| 379 | ··</div> | 379 | ··</div> |
| 380 | </main> | 380 | </main> |
| 381 | </div> | 381 | </div> |
| 382 | <script> | 382 | <script> |
| 383 | ··function·mermaidLoaded()·{ | 383 | ··function·mermaidLoaded()·{ |
| 384 | ····mermaid.initialize({ | 384 | ····mermaid.initialize({ |
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| 469 | ······<p·class="built-using"> | 469 | ······<p·class="built-using"> |
| 470 | ········Built·using | 470 | ········Built·using |
| 471 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 471 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 472 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 472 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 473 | ······</p> | 473 | ······</p> |
| 474 | <p>Copyright·©·1996-202 | 474 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 475 | ····</footer> | 475 | ····</footer> |
| 476 | ··</div> | 476 | ··</div> |
| 477 | </main> | 477 | </main> |
| 478 | </div> | 478 | </div> |
| 479 | <script> | 479 | <script> |
| 480 | ··function·mermaidLoaded()·{ | 480 | ··function·mermaidLoaded()·{ |
| 481 | ····mermaid.initialize({ | 481 | ····mermaid.initialize({ |
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| 349 | ······<p·class="built-using"> | 349 | ······<p·class="built-using"> |
| 350 | ········Built·using | 350 | ········Built·using |
| 351 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 351 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 352 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 352 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 353 | ······</p> | 353 | ······</p> |
| 354 | <p>Copyright·©·1996-202 | 354 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 355 | ····</footer> | 355 | ····</footer> |
| 356 | ··</div> | 356 | ··</div> |
| 357 | </main> | 357 | </main> |
| 358 | </div> | 358 | </div> |
| 359 | <script> | 359 | <script> |
| 360 | ··function·mermaidLoaded()·{ | 360 | ··function·mermaidLoaded()·{ |
| 361 | ····mermaid.initialize({ | 361 | ····mermaid.initialize({ |
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| 824 | ······<p·class="built-using"> | 824 | ······<p·class="built-using"> |
| 825 | ········Built·using | 825 | ········Built·using |
| 826 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 826 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 827 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 827 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 828 | ······</p> | 828 | ······</p> |
| 829 | <p>Copyright·©·1996-202 | 829 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 830 | ····</footer> | 830 | ····</footer> |
| 831 | ··</div> | 831 | ··</div> |
| 832 | </main> | 832 | </main> |
| 833 | </div> | 833 | </div> |
| 834 | <script> | 834 | <script> |
| 835 | ··function·mermaidLoaded()·{ | 835 | ··function·mermaidLoaded()·{ |
| 836 | ····mermaid.initialize({ | 836 | ····mermaid.initialize({ |
| Offset 754, 15 lines modified | Offset 754, 15 lines modified | ||
| 754 | ······<p·class="built-using"> | 754 | ······<p·class="built-using"> |
| 755 | ········Built·using | 755 | ········Built·using |
| 756 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 756 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 757 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 757 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 758 | ······</p> | 758 | ······</p> |
| 759 | <p>Copyright·©·1996-202 | 759 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 760 | ····</footer> | 760 | ····</footer> |
| 761 | ··</div> | 761 | ··</div> |
| 762 | </main> | 762 | </main> |
| 763 | </div> | 763 | </div> |
| 764 | <script> | 764 | <script> |
| 765 | ··function·mermaidLoaded()·{ | 765 | ··function·mermaidLoaded()·{ |
| 766 | ····mermaid.initialize({ | 766 | ····mermaid.initialize({ |
| Offset 489, 15 lines modified | Offset 489, 15 lines modified | ||
| 489 | ······<p·class="built-using"> | 489 | ······<p·class="built-using"> |
| 490 | ········Built·using | 490 | ········Built·using |
| 491 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 491 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 492 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 492 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 493 | ······</p> | 493 | ······</p> |
| 494 | <p>Copyright·©·1996-202 | 494 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 495 | ····</footer> | 495 | ····</footer> |
| 496 | ··</div> | 496 | ··</div> |
| 497 | </main> | 497 | </main> |
| 498 | </div> | 498 | </div> |
| 499 | <script> | 499 | <script> |
| 500 | ··function·mermaidLoaded()·{ | 500 | ··function·mermaidLoaded()·{ |
| 501 | ····mermaid.initialize({ | 501 | ····mermaid.initialize({ |
| Offset 504, 15 lines modified | Offset 504, 15 lines modified | ||
| 504 | ······<p·class="built-using"> | 504 | ······<p·class="built-using"> |
| 505 | ········Built·using | 505 | ········Built·using |
| 506 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 506 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 507 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 507 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 508 | ······</p> | 508 | ······</p> |
| 509 | <p>Copyright·©·1996-202 | 509 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 510 | ····</footer> | 510 | ····</footer> |
| 511 | ··</div> | 511 | ··</div> |
| 512 | </main> | 512 | </main> |
| 513 | </div> | 513 | </div> |
| 514 | <script> | 514 | <script> |
| 515 | ··function·mermaidLoaded()·{ | 515 | ··function·mermaidLoaded()·{ |
| 516 | ····mermaid.initialize({ | 516 | ····mermaid.initialize({ |
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| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
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| 215 | ······<p·class="built-using"> | 215 | ······<p·class="built-using"> |
| 216 | ········Built·using | 216 | ········Built·using |
| 217 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 217 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 218 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 218 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 219 | ······</p> | 219 | ······</p> |
| 220 | <p>Copyright·©·1996-202 | 220 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 221 | ····</footer> | 221 | ····</footer> |
| 222 | ··</div> | 222 | ··</div> |
| 223 | </main> | 223 | </main> |
| 224 | </div> | 224 | </div> |
| 225 | <script> | 225 | <script> |
| 226 | ··function·mermaidLoaded()·{ | 226 | ··function·mermaidLoaded()·{ |
| 227 | ····mermaid.initialize({ | 227 | ····mermaid.initialize({ |
| Offset 499, 15 lines modified | Offset 499, 15 lines modified | ||
| 499 | ······<p·class="built-using"> | 499 | ······<p·class="built-using"> |
| 500 | ········Built·using | 500 | ········Built·using |
| 501 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 501 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 502 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 502 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 503 | ······</p> | 503 | ······</p> |
| 504 | <p>Copyright·©·1996-202 | 504 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 505 | ····</footer> | 505 | ····</footer> |
| 506 | ··</div> | 506 | ··</div> |
| 507 | </main> | 507 | </main> |
| 508 | </div> | 508 | </div> |
| 509 | <script> | 509 | <script> |
| 510 | ··function·mermaidLoaded()·{ | 510 | ··function·mermaidLoaded()·{ |
| 511 | ····mermaid.initialize({ | 511 | ····mermaid.initialize({ |
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| 500 | ······<p·class="built-using"> | 500 | ······<p·class="built-using"> |
| 501 | ········Built·using | 501 | ········Built·using |
| 502 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 502 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 503 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 503 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 504 | ······</p> | 504 | ······</p> |
| 505 | <p>Copyright·©·1996-202 | 505 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 506 | ····</footer> | 506 | ····</footer> |
| 507 | ··</div> | 507 | ··</div> |
| 508 | </main> | 508 | </main> |
| 509 | </div> | 509 | </div> |
| 510 | <script> | 510 | <script> |
| 511 | ··function·mermaidLoaded()·{ | 511 | ··function·mermaidLoaded()·{ |
| 512 | ····mermaid.initialize({ | 512 | ····mermaid.initialize({ |
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| 1035 | ······<p·class="built-using"> | 1035 | ······<p·class="built-using"> |
| 1036 | ········Built·using | 1036 | ········Built·using |
| 1037 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1037 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1038 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1038 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1039 | ······</p> | 1039 | ······</p> |
| 1040 | <p>Copyright·©·1996-202 | 1040 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1041 | ····</footer> | 1041 | ····</footer> |
| 1042 | ··</div> | 1042 | ··</div> |
| 1043 | </main> | 1043 | </main> |
| 1044 | </div> | 1044 | </div> |
| 1045 | <script> | 1045 | <script> |
| 1046 | ··function·mermaidLoaded()·{ | 1046 | ··function·mermaidLoaded()·{ |
| 1047 | ····mermaid.initialize({ | 1047 | ····mermaid.initialize({ |
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| 417 | ······<p·class="built-using"> | 417 | ······<p·class="built-using"> |
| 418 | ········Built·using | 418 | ········Built·using |
| 419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 421 | ······</p> | 421 | ······</p> |
| 422 | <p>Copyright·©·1996-202 | 422 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 423 | ····</footer> | 423 | ····</footer> |
| 424 | ··</div> | 424 | ··</div> |
| 425 | </main> | 425 | </main> |
| 426 | </div> | 426 | </div> |
| 427 | <script> | 427 | <script> |
| 428 | ··function·mermaidLoaded()·{ | 428 | ··function·mermaidLoaded()·{ |
| 429 | ····mermaid.initialize({ | 429 | ····mermaid.initialize({ |
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| 1210 | ······<p·class="built-using"> | 1210 | ······<p·class="built-using"> |
| 1211 | ········Built·using | 1211 | ········Built·using |
| 1212 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1212 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1213 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1213 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1214 | ······</p> | 1214 | ······</p> |
| 1215 | <p>Copyright·©·1996-202 | 1215 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1216 | ····</footer> | 1216 | ····</footer> |
| 1217 | ··</div> | 1217 | ··</div> |
| 1218 | </main> | 1218 | </main> |
| 1219 | </div> | 1219 | </div> |
| 1220 | <script> | 1220 | <script> |
| 1221 | ··function·mermaidLoaded()·{ | 1221 | ··function·mermaidLoaded()·{ |
| 1222 | ····mermaid.initialize({ | 1222 | ····mermaid.initialize({ |
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| 987 | ······<p·class="built-using"> | 987 | ······<p·class="built-using"> |
| 988 | ········Built·using | 988 | ········Built·using |
| 989 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 989 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 990 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 990 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 991 | ······</p> | 991 | ······</p> |
| 992 | <p>Copyright·©·1996-202 | 992 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 993 | ····</footer> | 993 | ····</footer> |
| 994 | ··</div> | 994 | ··</div> |
| 995 | </main> | 995 | </main> |
| 996 | </div> | 996 | </div> |
| 997 | <script> | 997 | <script> |
| 998 | ··function·mermaidLoaded()·{ | 998 | ··function·mermaidLoaded()·{ |
| 999 | ····mermaid.initialize({ | 999 | ····mermaid.initialize({ |
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| 690 | ······<p·class="built-using"> | 690 | ······<p·class="built-using"> |
| 691 | ········Built·using | 691 | ········Built·using |
| 692 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 692 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 693 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 693 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 694 | ······</p> | 694 | ······</p> |
| 695 | <p>Copyright·©·1996-202 | 695 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 696 | ····</footer> | 696 | ····</footer> |
| 697 | ··</div> | 697 | ··</div> |
| 698 | </main> | 698 | </main> |
| 699 | </div> | 699 | </div> |
| 700 | <script> | 700 | <script> |
| 701 | ··function·mermaidLoaded()·{ | 701 | ··function·mermaidLoaded()·{ |
| 702 | ····mermaid.initialize({ | 702 | ····mermaid.initialize({ |
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| 1181 | ······<p·class="built-using"> | 1181 | ······<p·class="built-using"> |
| 1182 | ········Built·using | 1182 | ········Built·using |
| 1183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1185 | ······</p> | 1185 | ······</p> |
| 1186 | <p>Copyright·©·1996-202 | 1186 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1187 | ····</footer> | 1187 | ····</footer> |
| 1188 | ··</div> | 1188 | ··</div> |
| 1189 | </main> | 1189 | </main> |
| 1190 | </div> | 1190 | </div> |
| 1191 | <script> | 1191 | <script> |
| 1192 | ··function·mermaidLoaded()·{ | 1192 | ··function·mermaidLoaded()·{ |
| 1193 | ····mermaid.initialize({ | 1193 | ····mermaid.initialize({ |
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| 475 | ······<p·class="built-using"> | 475 | ······<p·class="built-using"> |
| 476 | ········Built·using | 476 | ········Built·using |
| 477 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 477 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 478 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 478 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 479 | ······</p> | 479 | ······</p> |
| 480 | <p>Copyright·©·1996-202 | 480 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 481 | ····</footer> | 481 | ····</footer> |
| 482 | ··</div> | 482 | ··</div> |
| 483 | </main> | 483 | </main> |
| 484 | </div> | 484 | </div> |
| 485 | <script> | 485 | <script> |
| 486 | ··function·mermaidLoaded()·{ | 486 | ··function·mermaidLoaded()·{ |
| 487 | ····mermaid.initialize({ | 487 | ····mermaid.initialize({ |
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| 374 | ······<p·class="built-using"> | 374 | ······<p·class="built-using"> |
| 375 | ········Built·using | 375 | ········Built·using |
| 376 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 376 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 377 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 377 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 378 | ······</p> | 378 | ······</p> |
| 379 | <p>Copyright·©·1996-202 | 379 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 380 | ····</footer> | 380 | ····</footer> |
| 381 | ··</div> | 381 | ··</div> |
| 382 | </main> | 382 | </main> |
| 383 | </div> | 383 | </div> |
| 384 | <script> | 384 | <script> |
| 385 | ··function·mermaidLoaded()·{ | 385 | ··function·mermaidLoaded()·{ |
| 386 | ····mermaid.initialize({ | 386 | ····mermaid.initialize({ |
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| 1083 | ······<p·class="built-using"> | 1083 | ······<p·class="built-using"> |
| 1084 | ········Built·using | 1084 | ········Built·using |
| 1085 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1085 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1086 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1086 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1087 | ······</p> | 1087 | ······</p> |
| 1088 | <p>Copyright·©·1996-202 | 1088 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1089 | ····</footer> | 1089 | ····</footer> |
| 1090 | ··</div> | 1090 | ··</div> |
| 1091 | </main> | 1091 | </main> |
| 1092 | </div> | 1092 | </div> |
| 1093 | <script> | 1093 | <script> |
| 1094 | ··function·mermaidLoaded()·{ | 1094 | ··function·mermaidLoaded()·{ |
| 1095 | ····mermaid.initialize({ | 1095 | ····mermaid.initialize({ |
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| 568 | ······<p·class="built-using"> | 568 | ······<p·class="built-using"> |
| 569 | ········Built·using | 569 | ········Built·using |
| 570 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 570 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 571 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 571 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 572 | ······</p> | 572 | ······</p> |
| 573 | <p>Copyright·©·1996-202 | 573 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 574 | ····</footer> | 574 | ····</footer> |
| 575 | ··</div> | 575 | ··</div> |
| 576 | </main> | 576 | </main> |
| 577 | </div> | 577 | </div> |
| 578 | <script> | 578 | <script> |
| 579 | ··function·mermaidLoaded()·{ | 579 | ··function·mermaidLoaded()·{ |
| 580 | ····mermaid.initialize({ | 580 | ····mermaid.initialize({ |
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| 1153 | ······<p·class="built-using"> | 1153 | ······<p·class="built-using"> |
| 1154 | ········Built·using | 1154 | ········Built·using |
| 1155 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1155 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1156 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1156 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1157 | ······</p> | 1157 | ······</p> |
| 1158 | <p>Copyright·©·1996-202 | 1158 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1159 | ····</footer> | 1159 | ····</footer> |
| 1160 | ··</div> | 1160 | ··</div> |
| 1161 | </main> | 1161 | </main> |
| 1162 | </div> | 1162 | </div> |
| 1163 | <script> | 1163 | <script> |
| 1164 | ··function·mermaidLoaded()·{ | 1164 | ··function·mermaidLoaded()·{ |
| 1165 | ····mermaid.initialize({ | 1165 | ····mermaid.initialize({ |
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| 431 | ······<p·class="built-using"> | 431 | ······<p·class="built-using"> |
| 432 | ········Built·using | 432 | ········Built·using |
| 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 435 | ······</p> | 435 | ······</p> |
| 436 | <p>Copyright·©·1996-202 | 436 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 437 | ····</footer> | 437 | ····</footer> |
| 438 | ··</div> | 438 | ··</div> |
| 439 | </main> | 439 | </main> |
| 440 | </div> | 440 | </div> |
| 441 | <script> | 441 | <script> |
| 442 | ··function·mermaidLoaded()·{ | 442 | ··function·mermaidLoaded()·{ |
| 443 | ····mermaid.initialize({ | 443 | ····mermaid.initialize({ |
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| 660 | ······<p·class="built-using"> | 660 | ······<p·class="built-using"> |
| 661 | ········Built·using | 661 | ········Built·using |
| 662 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 662 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 663 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 663 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 664 | ······</p> | 664 | ······</p> |
| 665 | <p>Copyright·©·1996-202 | 665 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 666 | ····</footer> | 666 | ····</footer> |
| 667 | ··</div> | 667 | ··</div> |
| 668 | </main> | 668 | </main> |
| 669 | </div> | 669 | </div> |
| 670 | <script> | 670 | <script> |
| 671 | ··function·mermaidLoaded()·{ | 671 | ··function·mermaidLoaded()·{ |
| 672 | ····mermaid.initialize({ | 672 | ····mermaid.initialize({ |
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| 759 | ······<p·class="built-using"> | 759 | ······<p·class="built-using"> |
| 760 | ········Built·using | 760 | ········Built·using |
| 761 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 761 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 762 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 762 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 763 | ······</p> | 763 | ······</p> |
| 764 | <p>Copyright·©·1996-202 | 764 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 765 | ····</footer> | 765 | ····</footer> |
| 766 | ··</div> | 766 | ··</div> |
| 767 | </main> | 767 | </main> |
| 768 | </div> | 768 | </div> |
| 769 | <script> | 769 | <script> |
| 770 | ··function·mermaidLoaded()·{ | 770 | ··function·mermaidLoaded()·{ |
| 771 | ····mermaid.initialize({ | 771 | ····mermaid.initialize({ |
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| 307 | ······<p·class="built-using"> | 307 | ······<p·class="built-using"> |
| 308 | ········Built·using | 308 | ········Built·using |
| 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 311 | ······</p> | 311 | ······</p> |
| 312 | <p>Copyright·©·1996-202 | 312 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 313 | ····</footer> | 313 | ····</footer> |
| 314 | ··</div> | 314 | ··</div> |
| 315 | </main> | 315 | </main> |
| 316 | </div> | 316 | </div> |
| 317 | <script> | 317 | <script> |
| 318 | ··function·mermaidLoaded()·{ | 318 | ··function·mermaidLoaded()·{ |
| 319 | ····mermaid.initialize({ | 319 | ····mermaid.initialize({ |
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| 773 | ······<p·class="built-using"> | 773 | ······<p·class="built-using"> |
| 774 | ········Built·using | 774 | ········Built·using |
| 775 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 775 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 776 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 776 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 777 | ······</p> | 777 | ······</p> |
| 778 | <p>Copyright·©·1996-202 | 778 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 779 | ····</footer> | 779 | ····</footer> |
| 780 | ··</div> | 780 | ··</div> |
| 781 | </main> | 781 | </main> |
| 782 | </div> | 782 | </div> |
| 783 | <script> | 783 | <script> |
| 784 | ··function·mermaidLoaded()·{ | 784 | ··function·mermaidLoaded()·{ |
| 785 | ····mermaid.initialize({ | 785 | ····mermaid.initialize({ |
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| 394 | ······<p·class="built-using"> | 394 | ······<p·class="built-using"> |
| 395 | ········Built·using | 395 | ········Built·using |
| 396 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 396 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 397 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 397 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 398 | ······</p> | 398 | ······</p> |
| 399 | <p>Copyright·©·1996-202 | 399 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 400 | ····</footer> | 400 | ····</footer> |
| 401 | ··</div> | 401 | ··</div> |
| 402 | </main> | 402 | </main> |
| 403 | </div> | 403 | </div> |
| 404 | <script> | 404 | <script> |
| 405 | ··function·mermaidLoaded()·{ | 405 | ··function·mermaidLoaded()·{ |
| 406 | ····mermaid.initialize({ | 406 | ····mermaid.initialize({ |
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| 385 | ······<p·class="built-using"> | 385 | ······<p·class="built-using"> |
| 386 | ········Built·using | 386 | ········Built·using |
| 387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 389 | ······</p> | 389 | ······</p> |
| 390 | <p>Copyright·©·1996-202 | 390 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 391 | ····</footer> | 391 | ····</footer> |
| 392 | ··</div> | 392 | ··</div> |
| 393 | </main> | 393 | </main> |
| 394 | </div> | 394 | </div> |
| 395 | <script> | 395 | <script> |
| 396 | ··function·mermaidLoaded()·{ | 396 | ··function·mermaidLoaded()·{ |
| 397 | ····mermaid.initialize({ | 397 | ····mermaid.initialize({ |
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| 1035 | ······<p·class="built-using"> | 1035 | ······<p·class="built-using"> |
| 1036 | ········Built·using | 1036 | ········Built·using |
| 1037 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1037 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1038 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1038 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1039 | ······</p> | 1039 | ······</p> |
| 1040 | <p>Copyright·©·1996-202 | 1040 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1041 | ····</footer> | 1041 | ····</footer> |
| 1042 | ··</div> | 1042 | ··</div> |
| 1043 | </main> | 1043 | </main> |
| 1044 | </div> | 1044 | </div> |
| 1045 | <script> | 1045 | <script> |
| 1046 | ··function·mermaidLoaded()·{ | 1046 | ··function·mermaidLoaded()·{ |
| 1047 | ····mermaid.initialize({ | 1047 | ····mermaid.initialize({ |
| Offset 494, 15 lines modified | Offset 494, 15 lines modified | ||
| 494 | ······<p·class="built-using"> | 494 | ······<p·class="built-using"> |
| 495 | ········Built·using | 495 | ········Built·using |
| 496 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 496 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 497 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 497 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 498 | ······</p> | 498 | ······</p> |
| 499 | <p>Copyright·©·1996-202 | 499 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 500 | ····</footer> | 500 | ····</footer> |
| 501 | ··</div> | 501 | ··</div> |
| 502 | </main> | 502 | </main> |
| 503 | </div> | 503 | </div> |
| 504 | <script> | 504 | <script> |
| 505 | ··function·mermaidLoaded()·{ | 505 | ··function·mermaidLoaded()·{ |
| 506 | ····mermaid.initialize({ | 506 | ····mermaid.initialize({ |
| Offset 381, 15 lines modified | Offset 381, 15 lines modified | ||
| 381 | ······<p·class="built-using"> | 381 | ······<p·class="built-using"> |
| 382 | ········Built·using | 382 | ········Built·using |
| 383 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 383 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 384 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 384 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 385 | ······</p> | 385 | ······</p> |
| 386 | <p>Copyright·©·1996-202 | 386 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 387 | ····</footer> | 387 | ····</footer> |
| 388 | ··</div> | 388 | ··</div> |
| 389 | </main> | 389 | </main> |
| 390 | </div> | 390 | </div> |
| 391 | <script> | 391 | <script> |
| 392 | ··function·mermaidLoaded()·{ | 392 | ··function·mermaidLoaded()·{ |
| 393 | ····mermaid.initialize({ | 393 | ····mermaid.initialize({ |
| Offset 468, 15 lines modified | Offset 468, 15 lines modified | ||
| 468 | ······<p·class="built-using"> | 468 | ······<p·class="built-using"> |
| 469 | ········Built·using | 469 | ········Built·using |
| 470 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 470 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 471 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 471 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 472 | ······</p> | 472 | ······</p> |
| 473 | <p>Copyright·©·1996-202 | 473 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 474 | ····</footer> | 474 | ····</footer> |
| 475 | ··</div> | 475 | ··</div> |
| 476 | </main> | 476 | </main> |
| 477 | </div> | 477 | </div> |
| 478 | <script> | 478 | <script> |
| 479 | ··function·mermaidLoaded()·{ | 479 | ··function·mermaidLoaded()·{ |
| 480 | ····mermaid.initialize({ | 480 | ····mermaid.initialize({ |
| Offset 390, 15 lines modified | Offset 390, 15 lines modified | ||
| 390 | ······<p·class="built-using"> | 390 | ······<p·class="built-using"> |
| 391 | ········Built·using | 391 | ········Built·using |
| 392 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 392 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 393 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 393 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 394 | ······</p> | 394 | ······</p> |
| 395 | <p>Copyright·©·1996-202 | 395 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 396 | ····</footer> | 396 | ····</footer> |
| 397 | ··</div> | 397 | ··</div> |
| 398 | </main> | 398 | </main> |
| 399 | </div> | 399 | </div> |
| 400 | <script> | 400 | <script> |
| 401 | ··function·mermaidLoaded()·{ | 401 | ··function·mermaidLoaded()·{ |
| 402 | ····mermaid.initialize({ | 402 | ····mermaid.initialize({ |
| Offset 2242, 15 lines modified | Offset 2242, 15 lines modified | ||
| 2242 | ······<p·class="built-using"> | 2242 | ······<p·class="built-using"> |
| 2243 | ········Built·using | 2243 | ········Built·using |
| 2244 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2244 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2245 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2245 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2246 | ······</p> | 2246 | ······</p> |
| 2247 | <p>Copyright·©·1996-202 | 2247 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2248 | ····</footer> | 2248 | ····</footer> |
| 2249 | ··</div> | 2249 | ··</div> |
| 2250 | </main> | 2250 | </main> |
| 2251 | </div> | 2251 | </div> |
| 2252 | <script> | 2252 | <script> |
| 2253 | ··function·mermaidLoaded()·{ | 2253 | ··function·mermaidLoaded()·{ |
| 2254 | ····mermaid.initialize({ | 2254 | ····mermaid.initialize({ |
| Offset 713, 15 lines modified | Offset 713, 15 lines modified | ||
| 713 | ······<p·class="built-using"> | 713 | ······<p·class="built-using"> |
| 714 | ········Built·using | 714 | ········Built·using |
| 715 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 715 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 716 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 716 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 717 | ······</p> | 717 | ······</p> |
| 718 | <p>Copyright·©·1996-202 | 718 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 719 | ····</footer> | 719 | ····</footer> |
| 720 | ··</div> | 720 | ··</div> |
| 721 | </main> | 721 | </main> |
| 722 | </div> | 722 | </div> |
| 723 | <script> | 723 | <script> |
| 724 | ··function·mermaidLoaded()·{ | 724 | ··function·mermaidLoaded()·{ |
| 725 | ····mermaid.initialize({ | 725 | ····mermaid.initialize({ |
| Offset 1611, 15 lines modified | Offset 1611, 15 lines modified | ||
| 1611 | ······<p·class="built-using"> | 1611 | ······<p·class="built-using"> |
| 1612 | ········Built·using | 1612 | ········Built·using |
| 1613 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1613 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1614 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1614 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1615 | ······</p> | 1615 | ······</p> |
| 1616 | <p>Copyright·©·1996-202 | 1616 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1617 | ····</footer> | 1617 | ····</footer> |
| 1618 | ··</div> | 1618 | ··</div> |
| 1619 | </main> | 1619 | </main> |
| 1620 | </div> | 1620 | </div> |
| 1621 | <script> | 1621 | <script> |
| 1622 | ··function·mermaidLoaded()·{ | 1622 | ··function·mermaidLoaded()·{ |
| 1623 | ····mermaid.initialize({ | 1623 | ····mermaid.initialize({ |
| Offset 910, 15 lines modified | Offset 910, 15 lines modified | ||
| 910 | ······<p·class="built-using"> | 910 | ······<p·class="built-using"> |
| 911 | ········Built·using | 911 | ········Built·using |
| 912 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 912 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 913 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 913 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 914 | ······</p> | 914 | ······</p> |
| 915 | <p>Copyright·©·1996-202 | 915 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 916 | ····</footer> | 916 | ····</footer> |
| 917 | ··</div> | 917 | ··</div> |
| 918 | </main> | 918 | </main> |
| 919 | </div> | 919 | </div> |
| 920 | <script> | 920 | <script> |
| 921 | ··function·mermaidLoaded()·{ | 921 | ··function·mermaidLoaded()·{ |
| 922 | ····mermaid.initialize({ | 922 | ····mermaid.initialize({ |
| Offset 665, 15 lines modified | Offset 665, 15 lines modified | ||
| 665 | ······<p·class="built-using"> | 665 | ······<p·class="built-using"> |
| 666 | ········Built·using | 666 | ········Built·using |
| 667 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 667 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 668 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 668 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 669 | ······</p> | 669 | ······</p> |
| 670 | <p>Copyright·©·1996-202 | 670 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 671 | ····</footer> | 671 | ····</footer> |
| 672 | ··</div> | 672 | ··</div> |
| 673 | </main> | 673 | </main> |
| 674 | </div> | 674 | </div> |
| 675 | <script> | 675 | <script> |
| 676 | ··function·mermaidLoaded()·{ | 676 | ··function·mermaidLoaded()·{ |
| 677 | ····mermaid.initialize({ | 677 | ····mermaid.initialize({ |
| Offset 715, 15 lines modified | Offset 715, 15 lines modified | ||
| 715 | ······<p·class="built-using"> | 715 | ······<p·class="built-using"> |
| 716 | ········Built·using | 716 | ········Built·using |
| 717 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 717 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 718 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 718 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 719 | ······</p> | 719 | ······</p> |
| 720 | <p>Copyright·©·1996-202 | 720 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 721 | ····</footer> | 721 | ····</footer> |
| 722 | ··</div> | 722 | ··</div> |
| 723 | </main> | 723 | </main> |
| 724 | </div> | 724 | </div> |
| 725 | <script> | 725 | <script> |
| 726 | ··function·mermaidLoaded()·{ | 726 | ··function·mermaidLoaded()·{ |
| 727 | ····mermaid.initialize({ | 727 | ····mermaid.initialize({ |
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| 378 | ······<p·class="built-using"> | 378 | ······<p·class="built-using"> |
| 379 | ········Built·using | 379 | ········Built·using |
| 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 382 | ······</p> | 382 | ······</p> |
| 383 | <p>Copyright·©·1996-202 | 383 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 384 | ····</footer> | 384 | ····</footer> |
| 385 | ··</div> | 385 | ··</div> |
| 386 | </main> | 386 | </main> |
| 387 | </div> | 387 | </div> |
| 388 | <script> | 388 | <script> |
| 389 | ··function·mermaidLoaded()·{ | 389 | ··function·mermaidLoaded()·{ |
| 390 | ····mermaid.initialize({ | 390 | ····mermaid.initialize({ |
| Offset 431, 15 lines modified | Offset 431, 15 lines modified | ||
| 431 | ······<p·class="built-using"> | 431 | ······<p·class="built-using"> |
| 432 | ········Built·using | 432 | ········Built·using |
| 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 435 | ······</p> | 435 | ······</p> |
| 436 | <p>Copyright·©·1996-202 | 436 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 437 | ····</footer> | 437 | ····</footer> |
| 438 | ··</div> | 438 | ··</div> |
| 439 | </main> | 439 | </main> |
| 440 | </div> | 440 | </div> |
| 441 | <script> | 441 | <script> |
| 442 | ··function·mermaidLoaded()·{ | 442 | ··function·mermaidLoaded()·{ |
| 443 | ····mermaid.initialize({ | 443 | ····mermaid.initialize({ |
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| 496 | ······<p·class="built-using"> | 496 | ······<p·class="built-using"> |
| 497 | ········Built·using | 497 | ········Built·using |
| 498 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 498 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 499 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 499 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 500 | ······</p> | 500 | ······</p> |
| 501 | <p>Copyright·©·1996-202 | 501 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 502 | ····</footer> | 502 | ····</footer> |
| 503 | ··</div> | 503 | ··</div> |
| 504 | </main> | 504 | </main> |
| 505 | </div> | 505 | </div> |
| 506 | <script> | 506 | <script> |
| 507 | ··function·mermaidLoaded()·{ | 507 | ··function·mermaidLoaded()·{ |
| 508 | ····mermaid.initialize({ | 508 | ····mermaid.initialize({ |
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| 1295 | ······<p·class="built-using"> | 1295 | ······<p·class="built-using"> |
| 1296 | ········Built·using | 1296 | ········Built·using |
| 1297 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1297 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1298 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1298 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1299 | ······</p> | 1299 | ······</p> |
| 1300 | <p>Copyright·©·1996-202 | 1300 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1301 | ····</footer> | 1301 | ····</footer> |
| 1302 | ··</div> | 1302 | ··</div> |
| 1303 | </main> | 1303 | </main> |
| 1304 | </div> | 1304 | </div> |
| 1305 | <script> | 1305 | <script> |
| 1306 | ··function·mermaidLoaded()·{ | 1306 | ··function·mermaidLoaded()·{ |
| 1307 | ····mermaid.initialize({ | 1307 | ····mermaid.initialize({ |
| Offset 550, 15 lines modified | Offset 550, 15 lines modified | ||
| 550 | ······<p·class="built-using"> | 550 | ······<p·class="built-using"> |
| 551 | ········Built·using | 551 | ········Built·using |
| 552 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 552 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 553 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 553 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 554 | ······</p> | 554 | ······</p> |
| 555 | <p>Copyright·©·1996-202 | 555 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 556 | ····</footer> | 556 | ····</footer> |
| 557 | ··</div> | 557 | ··</div> |
| 558 | </main> | 558 | </main> |
| 559 | </div> | 559 | </div> |
| 560 | <script> | 560 | <script> |
| 561 | ··function·mermaidLoaded()·{ | 561 | ··function·mermaidLoaded()·{ |
| 562 | ····mermaid.initialize({ | 562 | ····mermaid.initialize({ |
| Offset 477, 15 lines modified | Offset 477, 15 lines modified | ||
| 477 | ······<p·class="built-using"> | 477 | ······<p·class="built-using"> |
| 478 | ········Built·using | 478 | ········Built·using |
| 479 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 479 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 480 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 480 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 481 | ······</p> | 481 | ······</p> |
| 482 | <p>Copyright·©·1996-202 | 482 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 483 | ····</footer> | 483 | ····</footer> |
| 484 | ··</div> | 484 | ··</div> |
| 485 | </main> | 485 | </main> |
| 486 | </div> | 486 | </div> |
| 487 | <script> | 487 | <script> |
| 488 | ··function·mermaidLoaded()·{ | 488 | ··function·mermaidLoaded()·{ |
| 489 | ····mermaid.initialize({ | 489 | ····mermaid.initialize({ |
| Offset 386, 15 lines modified | Offset 386, 15 lines modified | ||
| 386 | ······<p·class="built-using"> | 386 | ······<p·class="built-using"> |
| 387 | ········Built·using | 387 | ········Built·using |
| 388 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 388 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 389 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 389 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 390 | ······</p> | 390 | ······</p> |
| 391 | <p>Copyright·©·1996-202 | 391 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 392 | ····</footer> | 392 | ····</footer> |
| 393 | ··</div> | 393 | ··</div> |
| 394 | </main> | 394 | </main> |
| 395 | </div> | 395 | </div> |
| 396 | <script> | 396 | <script> |
| 397 | ··function·mermaidLoaded()·{ | 397 | ··function·mermaidLoaded()·{ |
| 398 | ····mermaid.initialize({ | 398 | ····mermaid.initialize({ |
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| 546 | ······<p·class="built-using"> | 546 | ······<p·class="built-using"> |
| 547 | ········Built·using | 547 | ········Built·using |
| 548 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 548 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 549 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 549 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 550 | ······</p> | 550 | ······</p> |
| 551 | <p>Copyright·©·1996-202 | 551 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 552 | ····</footer> | 552 | ····</footer> |
| 553 | ··</div> | 553 | ··</div> |
| 554 | </main> | 554 | </main> |
| 555 | </div> | 555 | </div> |
| 556 | <script> | 556 | <script> |
| 557 | ··function·mermaidLoaded()·{ | 557 | ··function·mermaidLoaded()·{ |
| 558 | ····mermaid.initialize({ | 558 | ····mermaid.initialize({ |
| Offset 607, 15 lines modified | Offset 607, 15 lines modified | ||
| 607 | ······<p·class="built-using"> | 607 | ······<p·class="built-using"> |
| 608 | ········Built·using | 608 | ········Built·using |
| 609 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 609 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 610 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 610 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 611 | ······</p> | 611 | ······</p> |
| 612 | <p>Copyright·©·1996-202 | 612 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 613 | ····</footer> | 613 | ····</footer> |
| 614 | ··</div> | 614 | ··</div> |
| 615 | </main> | 615 | </main> |
| 616 | </div> | 616 | </div> |
| 617 | <script> | 617 | <script> |
| 618 | ··function·mermaidLoaded()·{ | 618 | ··function·mermaidLoaded()·{ |
| 619 | ····mermaid.initialize({ | 619 | ····mermaid.initialize({ |
| Offset 1049, 15 lines modified | Offset 1049, 15 lines modified | ||
| 1049 | ······<p·class="built-using"> | 1049 | ······<p·class="built-using"> |
| 1050 | ········Built·using | 1050 | ········Built·using |
| 1051 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1051 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1052 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1052 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1053 | ······</p> | 1053 | ······</p> |
| 1054 | <p>Copyright·©·1996-202 | 1054 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1055 | ····</footer> | 1055 | ····</footer> |
| 1056 | ··</div> | 1056 | ··</div> |
| 1057 | </main> | 1057 | </main> |
| 1058 | </div> | 1058 | </div> |
| 1059 | <script> | 1059 | <script> |
| 1060 | ··function·mermaidLoaded()·{ | 1060 | ··function·mermaidLoaded()·{ |
| 1061 | ····mermaid.initialize({ | 1061 | ····mermaid.initialize({ |
| Offset 497, 15 lines modified | Offset 497, 15 lines modified | ||
| 497 | ······<p·class="built-using"> | 497 | ······<p·class="built-using"> |
| 498 | ········Built·using | 498 | ········Built·using |
| 499 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 499 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 500 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 500 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 501 | ······</p> | 501 | ······</p> |
| 502 | <p>Copyright·©·1996-202 | 502 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 503 | ····</footer> | 503 | ····</footer> |
| 504 | ··</div> | 504 | ··</div> |
| 505 | </main> | 505 | </main> |
| 506 | </div> | 506 | </div> |
| 507 | <script> | 507 | <script> |
| 508 | ··function·mermaidLoaded()·{ | 508 | ··function·mermaidLoaded()·{ |
| 509 | ····mermaid.initialize({ | 509 | ····mermaid.initialize({ |
| Offset 16754, 15 lines modified | Offset 16754, 15 lines modified | ||
| 16754 | ······<p·class="built-using"> | 16754 | ······<p·class="built-using"> |
| 16755 | ········Built·using | 16755 | ········Built·using |
| 16756 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 16756 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 16757 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 16757 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 16758 | ······</p> | 16758 | ······</p> |
| 16759 | <p>Copyright·©·1996-202 | 16759 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 16760 | ····</footer> | 16760 | ····</footer> |
| 16761 | ··</div> | 16761 | ··</div> |
| 16762 | </main> | 16762 | </main> |
| 16763 | </div> | 16763 | </div> |
| 16764 | <script> | 16764 | <script> |
| 16765 | ··function·mermaidLoaded()·{ | 16765 | ··function·mermaidLoaded()·{ |
| 16766 | ····mermaid.initialize({ | 16766 | ····mermaid.initialize({ |
| Offset 1172, 15 lines modified | Offset 1172, 15 lines modified | ||
| 1172 | ······<p·class="built-using"> | 1172 | ······<p·class="built-using"> |
| 1173 | ········Built·using | 1173 | ········Built·using |
| 1174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1176 | ······</p> | 1176 | ······</p> |
| 1177 | <p>Copyright·©·1996-202 | 1177 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1178 | ····</footer> | 1178 | ····</footer> |
| 1179 | ··</div> | 1179 | ··</div> |
| 1180 | </main> | 1180 | </main> |
| 1181 | </div> | 1181 | </div> |
| 1182 | <script> | 1182 | <script> |
| 1183 | ··function·mermaidLoaded()·{ | 1183 | ··function·mermaidLoaded()·{ |
| 1184 | ····mermaid.initialize({ | 1184 | ····mermaid.initialize({ |
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| 293 | ······<p·class="built-using"> | 293 | ······<p·class="built-using"> |
| 294 | ········Built·using | 294 | ········Built·using |
| 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 297 | ······</p> | 297 | ······</p> |
| 298 | <p>Copyright·©·1996-202 | 298 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 299 | ····</footer> | 299 | ····</footer> |
| 300 | ··</div> | 300 | ··</div> |
| 301 | </main> | 301 | </main> |
| 302 | </div> | 302 | </div> |
| 303 | <script> | 303 | <script> |
| 304 | ··function·mermaidLoaded()·{ | 304 | ··function·mermaidLoaded()·{ |
| 305 | ····mermaid.initialize({ | 305 | ····mermaid.initialize({ |
| Offset 463, 15 lines modified | Offset 463, 15 lines modified | ||
| 463 | ······<p·class="built-using"> | 463 | ······<p·class="built-using"> |
| 464 | ········Built·using | 464 | ········Built·using |
| 465 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 465 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 466 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 466 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 467 | ······</p> | 467 | ······</p> |
| 468 | <p>Copyright·©·1996-202 | 468 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 469 | ····</footer> | 469 | ····</footer> |
| 470 | ··</div> | 470 | ··</div> |
| 471 | </main> | 471 | </main> |
| 472 | </div> | 472 | </div> |
| 473 | <script> | 473 | <script> |
| 474 | ··function·mermaidLoaded()·{ | 474 | ··function·mermaidLoaded()·{ |
| 475 | ····mermaid.initialize({ | 475 | ····mermaid.initialize({ |
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| 422 | ······<p·class="built-using"> | 422 | ······<p·class="built-using"> |
| 423 | ········Built·using | 423 | ········Built·using |
| 424 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 424 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 425 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 425 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 426 | ······</p> | 426 | ······</p> |
| 427 | <p>Copyright·©·1996-202 | 427 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 428 | ····</footer> | 428 | ····</footer> |
| 429 | ··</div> | 429 | ··</div> |
| 430 | </main> | 430 | </main> |
| 431 | </div> | 431 | </div> |
| 432 | <script> | 432 | <script> |
| 433 | ··function·mermaidLoaded()·{ | 433 | ··function·mermaidLoaded()·{ |
| 434 | ····mermaid.initialize({ | 434 | ····mermaid.initialize({ |
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| 501 | ······<p·class="built-using"> | 501 | ······<p·class="built-using"> |
| 502 | ········Built·using | 502 | ········Built·using |
| 503 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 503 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 504 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 504 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 505 | ······</p> | 505 | ······</p> |
| 506 | <p>Copyright·©·1996-202 | 506 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 507 | ····</footer> | 507 | ····</footer> |
| 508 | ··</div> | 508 | ··</div> |
| 509 | </main> | 509 | </main> |
| 510 | </div> | 510 | </div> |
| 511 | <script> | 511 | <script> |
| 512 | ··function·mermaidLoaded()·{ | 512 | ··function·mermaidLoaded()·{ |
| 513 | ····mermaid.initialize({ | 513 | ····mermaid.initialize({ |
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| 285 | ······<p·class="built-using"> | 285 | ······<p·class="built-using"> |
| 286 | ········Built·using | 286 | ········Built·using |
| 287 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 287 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 288 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 288 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 289 | ······</p> | 289 | ······</p> |
| 290 | <p>Copyright·©·1996-202 | 290 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 291 | ····</footer> | 291 | ····</footer> |
| 292 | ··</div> | 292 | ··</div> |
| 293 | </main> | 293 | </main> |
| 294 | </div> | 294 | </div> |
| 295 | <script> | 295 | <script> |
| 296 | ··function·mermaidLoaded()·{ | 296 | ··function·mermaidLoaded()·{ |
| 297 | ····mermaid.initialize({ | 297 | ····mermaid.initialize({ |
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| 1762 | ······<p·class="built-using"> | 1762 | ······<p·class="built-using"> |
| 1763 | ········Built·using | 1763 | ········Built·using |
| 1764 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1764 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1765 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1765 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1766 | ······</p> | 1766 | ······</p> |
| 1767 | <p>Copyright·©·1996-202 | 1767 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1768 | ····</footer> | 1768 | ····</footer> |
| 1769 | ··</div> | 1769 | ··</div> |
| 1770 | </main> | 1770 | </main> |
| 1771 | </div> | 1771 | </div> |
| 1772 | <script> | 1772 | <script> |
| 1773 | ··function·mermaidLoaded()·{ | 1773 | ··function·mermaidLoaded()·{ |
| 1774 | ····mermaid.initialize({ | 1774 | ····mermaid.initialize({ |
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| 2410 | ······<p·class="built-using"> | 2410 | ······<p·class="built-using"> |
| 2411 | ········Built·using | 2411 | ········Built·using |
| 2412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2414 | ······</p> | 2414 | ······</p> |
| 2415 | <p>Copyright·©·1996-202 | 2415 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2416 | ····</footer> | 2416 | ····</footer> |
| 2417 | ··</div> | 2417 | ··</div> |
| 2418 | </main> | 2418 | </main> |
| 2419 | </div> | 2419 | </div> |
| 2420 | <script> | 2420 | <script> |
| 2421 | ··function·mermaidLoaded()·{ | 2421 | ··function·mermaidLoaded()·{ |
| 2422 | ····mermaid.initialize({ | 2422 | ····mermaid.initialize({ |
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| 463 | ······<p·class="built-using"> | 463 | ······<p·class="built-using"> |
| 464 | ········Built·using | 464 | ········Built·using |
| 465 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 465 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 466 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 466 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 467 | ······</p> | 467 | ······</p> |
| 468 | <p>Copyright·©·1996-202 | 468 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 469 | ····</footer> | 469 | ····</footer> |
| 470 | ··</div> | 470 | ··</div> |
| 471 | </main> | 471 | </main> |
| 472 | </div> | 472 | </div> |
| 473 | <script> | 473 | <script> |
| 474 | ··function·mermaidLoaded()·{ | 474 | ··function·mermaidLoaded()·{ |
| 475 | ····mermaid.initialize({ | 475 | ····mermaid.initialize({ |
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| 459 | ······<p·class="built-using"> | 459 | ······<p·class="built-using"> |
| 460 | ········Built·using | 460 | ········Built·using |
| 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 463 | ······</p> | 463 | ······</p> |
| 464 | <p>Copyright·©·1996-202 | 464 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 465 | ····</footer> | 465 | ····</footer> |
| 466 | ··</div> | 466 | ··</div> |
| 467 | </main> | 467 | </main> |
| 468 | </div> | 468 | </div> |
| 469 | <script> | 469 | <script> |
| 470 | ··function·mermaidLoaded()·{ | 470 | ··function·mermaidLoaded()·{ |
| 471 | ····mermaid.initialize({ | 471 | ····mermaid.initialize({ |
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| 551 | ······<p·class="built-using"> | 551 | ······<p·class="built-using"> |
| 552 | ········Built·using | 552 | ········Built·using |
| 553 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 553 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 554 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 554 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 555 | ······</p> | 555 | ······</p> |
| 556 | <p>Copyright·©·1996-202 | 556 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 557 | ····</footer> | 557 | ····</footer> |
| 558 | ··</div> | 558 | ··</div> |
| 559 | </main> | 559 | </main> |
| 560 | </div> | 560 | </div> |
| 561 | <script> | 561 | <script> |
| 562 | ··function·mermaidLoaded()·{ | 562 | ··function·mermaidLoaded()·{ |
| 563 | ····mermaid.initialize({ | 563 | ····mermaid.initialize({ |
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| 1980 | ······<p·class="built-using"> | 1980 | ······<p·class="built-using"> |
| 1981 | ········Built·using | 1981 | ········Built·using |
| 1982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1984 | ······</p> | 1984 | ······</p> |
| 1985 | <p>Copyright·©·1996-202 | 1985 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1986 | ····</footer> | 1986 | ····</footer> |
| 1987 | ··</div> | 1987 | ··</div> |
| 1988 | </main> | 1988 | </main> |
| 1989 | </div> | 1989 | </div> |
| 1990 | <script> | 1990 | <script> |
| 1991 | ··function·mermaidLoaded()·{ | 1991 | ··function·mermaidLoaded()·{ |
| 1992 | ····mermaid.initialize({ | 1992 | ····mermaid.initialize({ |
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| 485 | ······<p·class="built-using"> | 485 | ······<p·class="built-using"> |
| 486 | ········Built·using | 486 | ········Built·using |
| 487 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 487 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 488 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 488 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 489 | ······</p> | 489 | ······</p> |
| 490 | <p>Copyright·©·1996-202 | 490 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 491 | ····</footer> | 491 | ····</footer> |
| 492 | ··</div> | 492 | ··</div> |
| 493 | </main> | 493 | </main> |
| 494 | </div> | 494 | </div> |
| 495 | <script> | 495 | <script> |
| 496 | ··function·mermaidLoaded()·{ | 496 | ··function·mermaidLoaded()·{ |
| 497 | ····mermaid.initialize({ | 497 | ····mermaid.initialize({ |
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| 1309 | ······<p·class="built-using"> | 1309 | ······<p·class="built-using"> |
| 1310 | ········Built·using | 1310 | ········Built·using |
| 1311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1313 | ······</p> | 1313 | ······</p> |
| 1314 | <p>Copyright·©·1996-202 | 1314 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1315 | ····</footer> | 1315 | ····</footer> |
| 1316 | ··</div> | 1316 | ··</div> |
| 1317 | </main> | 1317 | </main> |
| 1318 | </div> | 1318 | </div> |
| 1319 | <script> | 1319 | <script> |
| 1320 | ··function·mermaidLoaded()·{ | 1320 | ··function·mermaidLoaded()·{ |
| 1321 | ····mermaid.initialize({ | 1321 | ····mermaid.initialize({ |
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| 1095 | ······<p·class="built-using"> | 1095 | ······<p·class="built-using"> |
| 1096 | ········Built·using | 1096 | ········Built·using |
| 1097 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1097 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1098 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1098 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1099 | ······</p> | 1099 | ······</p> |
| 1100 | <p>Copyright·©·1996-202 | 1100 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1101 | ····</footer> | 1101 | ····</footer> |
| 1102 | ··</div> | 1102 | ··</div> |
| 1103 | </main> | 1103 | </main> |
| 1104 | </div> | 1104 | </div> |
| 1105 | <script> | 1105 | <script> |
| 1106 | ··function·mermaidLoaded()·{ | 1106 | ··function·mermaidLoaded()·{ |
| 1107 | ····mermaid.initialize({ | 1107 | ····mermaid.initialize({ |
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| 3491 | ······<p·class="built-using"> | 3491 | ······<p·class="built-using"> |
| 3492 | ········Built·using | 3492 | ········Built·using |
| 3493 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3493 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3494 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3494 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3495 | ······</p> | 3495 | ······</p> |
| 3496 | <p>Copyright·©·1996-202 | 3496 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3497 | ····</footer> | 3497 | ····</footer> |
| 3498 | ··</div> | 3498 | ··</div> |
| 3499 | </main> | 3499 | </main> |
| 3500 | </div> | 3500 | </div> |
| 3501 | <script> | 3501 | <script> |
| 3502 | ··function·mermaidLoaded()·{ | 3502 | ··function·mermaidLoaded()·{ |
| 3503 | ····mermaid.initialize({ | 3503 | ····mermaid.initialize({ |
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| 610 | ······<p·class="built-using"> | 610 | ······<p·class="built-using"> |
| 611 | ········Built·using | 611 | ········Built·using |
| 612 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 612 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 613 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 613 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 614 | ······</p> | 614 | ······</p> |
| 615 | <p>Copyright·©·1996-202 | 615 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 616 | ····</footer> | 616 | ····</footer> |
| 617 | ··</div> | 617 | ··</div> |
| 618 | </main> | 618 | </main> |
| 619 | </div> | 619 | </div> |
| 620 | <script> | 620 | <script> |
| 621 | ··function·mermaidLoaded()·{ | 621 | ··function·mermaidLoaded()·{ |
| 622 | ····mermaid.initialize({ | 622 | ····mermaid.initialize({ |
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| 1491 | ······<p·class="built-using"> | 1491 | ······<p·class="built-using"> |
| 1492 | ········Built·using | 1492 | ········Built·using |
| 1493 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1493 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1494 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1494 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1495 | ······</p> | 1495 | ······</p> |
| 1496 | <p>Copyright·©·1996-202 | 1496 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1497 | ····</footer> | 1497 | ····</footer> |
| 1498 | ··</div> | 1498 | ··</div> |
| 1499 | </main> | 1499 | </main> |
| 1500 | </div> | 1500 | </div> |
| 1501 | <script> | 1501 | <script> |
| 1502 | ··function·mermaidLoaded()·{ | 1502 | ··function·mermaidLoaded()·{ |
| 1503 | ····mermaid.initialize({ | 1503 | ····mermaid.initialize({ |
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| 986 | ······<p·class="built-using"> | 986 | ······<p·class="built-using"> |
| 987 | ········Built·using | 987 | ········Built·using |
| 988 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 988 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 989 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 989 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 990 | ······</p> | 990 | ······</p> |
| 991 | <p>Copyright·©·1996-202 | 991 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 992 | ····</footer> | 992 | ····</footer> |
| 993 | ··</div> | 993 | ··</div> |
| 994 | </main> | 994 | </main> |
| 995 | </div> | 995 | </div> |
| 996 | <script> | 996 | <script> |
| 997 | ··function·mermaidLoaded()·{ | 997 | ··function·mermaidLoaded()·{ |
| 998 | ····mermaid.initialize({ | 998 | ····mermaid.initialize({ |
| Offset 2229, 15 lines modified | Offset 2229, 15 lines modified | ||
| 2229 | ······<p·class="built-using"> | 2229 | ······<p·class="built-using"> |
| 2230 | ········Built·using | 2230 | ········Built·using |
| 2231 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2231 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2232 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2232 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2233 | ······</p> | 2233 | ······</p> |
| 2234 | <p>Copyright·©·1996-202 | 2234 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2235 | ····</footer> | 2235 | ····</footer> |
| 2236 | ··</div> | 2236 | ··</div> |
| 2237 | </main> | 2237 | </main> |
| 2238 | </div> | 2238 | </div> |
| 2239 | <script> | 2239 | <script> |
| 2240 | ··function·mermaidLoaded()·{ | 2240 | ··function·mermaidLoaded()·{ |
| 2241 | ····mermaid.initialize({ | 2241 | ····mermaid.initialize({ |
| Offset 466, 15 lines modified | Offset 466, 15 lines modified | ||
| 466 | ······<p·class="built-using"> | 466 | ······<p·class="built-using"> |
| 467 | ········Built·using | 467 | ········Built·using |
| 468 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 468 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 469 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 469 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 470 | ······</p> | 470 | ······</p> |
| 471 | <p>Copyright·©·1996-202 | 471 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 472 | ····</footer> | 472 | ····</footer> |
| 473 | ··</div> | 473 | ··</div> |
| 474 | </main> | 474 | </main> |
| 475 | </div> | 475 | </div> |
| 476 | <script> | 476 | <script> |
| 477 | ··function·mermaidLoaded()·{ | 477 | ··function·mermaidLoaded()·{ |
| 478 | ····mermaid.initialize({ | 478 | ····mermaid.initialize({ |
| Offset 7835, 15 lines modified | Offset 7835, 15 lines modified | ||
| 7835 | ······<p·class="built-using"> | 7835 | ······<p·class="built-using"> |
| 7836 | ········Built·using | 7836 | ········Built·using |
| 7837 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 7837 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 7838 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 7838 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 7839 | ······</p> | 7839 | ······</p> |
| 7840 | <p>Copyright·©·1996-202 | 7840 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 7841 | ····</footer> | 7841 | ····</footer> |
| 7842 | ··</div> | 7842 | ··</div> |
| 7843 | </main> | 7843 | </main> |
| 7844 | </div> | 7844 | </div> |
| 7845 | <script> | 7845 | <script> |
| 7846 | ··function·mermaidLoaded()·{ | 7846 | ··function·mermaidLoaded()·{ |
| 7847 | ····mermaid.initialize({ | 7847 | ····mermaid.initialize({ |
| Offset 289, 15 lines modified | Offset 289, 15 lines modified | ||
| 289 | ······<p·class="built-using"> | 289 | ······<p·class="built-using"> |
| 290 | ········Built·using | 290 | ········Built·using |
| 291 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 291 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 292 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 292 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 293 | ······</p> | 293 | ······</p> |
| 294 | <p>Copyright·©·1996-202 | 294 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 295 | ····</footer> | 295 | ····</footer> |
| 296 | ··</div> | 296 | ··</div> |
| 297 | </main> | 297 | </main> |
| 298 | </div> | 298 | </div> |
| 299 | <script> | 299 | <script> |
| 300 | ··function·mermaidLoaded()·{ | 300 | ··function·mermaidLoaded()·{ |
| 301 | ····mermaid.initialize({ | 301 | ····mermaid.initialize({ |
| Offset 308, 15 lines modified | Offset 308, 15 lines modified | ||
| 308 | ······<p·class="built-using"> | 308 | ······<p·class="built-using"> |
| 309 | ········Built·using | 309 | ········Built·using |
| 310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 312 | ······</p> | 312 | ······</p> |
| 313 | <p>Copyright·©·1996-202 | 313 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 314 | ····</footer> | 314 | ····</footer> |
| 315 | ··</div> | 315 | ··</div> |
| 316 | </main> | 316 | </main> |
| 317 | </div> | 317 | </div> |
| 318 | <script> | 318 | <script> |
| 319 | ··function·mermaidLoaded()·{ | 319 | ··function·mermaidLoaded()·{ |
| 320 | ····mermaid.initialize({ | 320 | ····mermaid.initialize({ |
| Offset 290, 15 lines modified | Offset 290, 15 lines modified | ||
| 290 | ······<p·class="built-using"> | 290 | ······<p·class="built-using"> |
| 291 | ········Built·using | 291 | ········Built·using |
| 292 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 292 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 293 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 293 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 294 | ······</p> | 294 | ······</p> |
| 295 | <p>Copyright·©·1996-202 | 295 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 296 | ····</footer> | 296 | ····</footer> |
| 297 | ··</div> | 297 | ··</div> |
| 298 | </main> | 298 | </main> |
| 299 | </div> | 299 | </div> |
| 300 | <script> | 300 | <script> |
| 301 | ··function·mermaidLoaded()·{ | 301 | ··function·mermaidLoaded()·{ |
| 302 | ····mermaid.initialize({ | 302 | ····mermaid.initialize({ |
| Offset 1417, 15 lines modified | Offset 1417, 15 lines modified | ||
| 1417 | ······<p·class="built-using"> | 1417 | ······<p·class="built-using"> |
| 1418 | ········Built·using | 1418 | ········Built·using |
| 1419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1421 | ······</p> | 1421 | ······</p> |
| 1422 | <p>Copyright·©·1996-202 | 1422 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1423 | ····</footer> | 1423 | ····</footer> |
| 1424 | ··</div> | 1424 | ··</div> |
| 1425 | </main> | 1425 | </main> |
| 1426 | </div> | 1426 | </div> |
| 1427 | <script> | 1427 | <script> |
| 1428 | ··function·mermaidLoaded()·{ | 1428 | ··function·mermaidLoaded()·{ |
| 1429 | ····mermaid.initialize({ | 1429 | ····mermaid.initialize({ |
| Offset 1302, 15 lines modified | Offset 1302, 15 lines modified | ||
| 1302 | ······<p·class="built-using"> | 1302 | ······<p·class="built-using"> |
| 1303 | ········Built·using | 1303 | ········Built·using |
| 1304 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1304 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1305 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1305 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1306 | ······</p> | 1306 | ······</p> |
| 1307 | <p>Copyright·©·1996-202 | 1307 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1308 | ····</footer> | 1308 | ····</footer> |
| 1309 | ··</div> | 1309 | ··</div> |
| 1310 | </main> | 1310 | </main> |
| 1311 | </div> | 1311 | </div> |
| 1312 | <script> | 1312 | <script> |
| 1313 | ··function·mermaidLoaded()·{ | 1313 | ··function·mermaidLoaded()·{ |
| 1314 | ····mermaid.initialize({ | 1314 | ····mermaid.initialize({ |
| Offset 132, 44 lines modified | Offset 132, 44 lines modified | ||
| 132 | works·like·a·regular·gen_server·module·and·creates·a·server·per·object.</p><p>NOTE:·Currently·no·form·of·inheritance·is·implemented.</p><p>The·user·module·should·export:</p><p>init(Args)·should·return<br/>{wxWindow,·State}·|·{wxWindow,·State,·Timeout}·|·ignore·|·{stop,·Reason}</p><p>Asynchronous·window·event·handling:<br/>handle_event(#wx{},·State)·should·return<br/>{noreply,·State}·|·{noreply,·State,·Timeout}·|·{stop,·Reason,·State}</p><p>The·user·module·can·export·the·following·callback·functions:</p><p>handle_call(Msg,·{From,·Tag},·State)·should·return<br/>{reply,·Reply,·State}·|·{reply,·Reply,·State,·Timeout}·|·{noreply,·State} | 132 | works·like·a·regular·gen_server·module·and·creates·a·server·per·object.</p><p>NOTE:·Currently·no·form·of·inheritance·is·implemented.</p><p>The·user·module·should·export:</p><p>init(Args)·should·return<br/>{wxWindow,·State}·|·{wxWindow,·State,·Timeout}·|·ignore·|·{stop,·Reason}</p><p>Asynchronous·window·event·handling:<br/>handle_event(#wx{},·State)·should·return<br/>{noreply,·State}·|·{noreply,·State,·Timeout}·|·{stop,·Reason,·State}</p><p>The·user·module·can·export·the·following·callback·functions:</p><p>handle_call(Msg,·{From,·Tag},·State)·should·return<br/>{reply,·Reply,·State}·|·{reply,·Reply,·State,·Timeout}·|·{noreply,·State} |
| 133 | |·{noreply,·State,·Timeout}·|·{stop,·Reason,·Reply,·State}</p><p>handle_cast(Msg,·State)·should·return<br/>{noreply,·State}·|·{noreply,·State,·Timeout}·|·{stop,·Reason,·State}</p><p>If·the·above·are·not·exported·but·called,·the·wx_object·process·will·crash.·The | 133 | |·{noreply,·State,·Timeout}·|·{stop,·Reason,·Reply,·State}</p><p>handle_cast(Msg,·State)·should·return<br/>{noreply,·State}·|·{noreply,·State,·Timeout}·|·{stop,·Reason,·State}</p><p>If·the·above·are·not·exported·but·called,·the·wx_object·process·will·crash.·The |
| 134 | user·module·can·also·export:</p><p>Info·is·message·e.g.·{'EXIT',·P,·R},·{nodedown,·N},·...<br/>handle_info(Info,·State)·should·return·,·...<br/>{noreply,·State}·|·{noreply,·State,·Timeout}·|·{stop,·Reason,·State}</p><p>If·a·message·is·sent·to·the·wx_object·process·when·handle_info·is·not·exported, | 134 | user·module·can·also·export:</p><p>Info·is·message·e.g.·{'EXIT',·P,·R},·{nodedown,·N},·...<br/>handle_info(Info,·State)·should·return·,·...<br/>{noreply,·State}·|·{noreply,·State,·Timeout}·|·{stop,·Reason,·State}</p><p>If·a·message·is·sent·to·the·wx_object·process·when·handle_info·is·not·exported, |
| 135 | the·message·will·be·dropped·and·ignored.</p><p>When·stop·is·returned·in·one·of·the·functions·above·with·Reason·=·normal·| | 135 | the·message·will·be·dropped·and·ignored.</p><p>When·stop·is·returned·in·one·of·the·functions·above·with·Reason·=·normal·| |
| 136 | shutdown·|·Term,·terminate(State)·is·called.·It·lets·the·user·module·clean·up, | 136 | shutdown·|·Term,·terminate(State)·is·called.·It·lets·the·user·module·clean·up, |
| 137 | it·is·always·called·when·server·terminates·or·when·wx_object()·in·the·driver·is | 137 | it·is·always·called·when·server·terminates·or·when·wx_object()·in·the·driver·is |
| 138 | deleted.·If·the·Parent·process·terminates·the·Module:terminate/2·function·is | 138 | deleted.·If·the·Parent·process·terminates·the·Module:terminate/2·function·is |
| 139 | called.<br/>terminate(Reason,·State)</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 139 | called.<br/>terminate(Reason,·State)</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2863814829-1">(</span><span·class="ss">myDialog</span><span·class="p"·data-group-id="2863814829-1">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="w">··</span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 140 | </span><span·class="w">··</span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2863814829-2">(</span><span·class="p"·data-group-id="2863814829-3">[</span><span·class="ss">new</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">show</span><span·class="p">/</span><span[·...·truncated·by·diffoscope;·len:·242,·SHA:·7d5765a8dad46c88824ecdc2bdf752525c2c108328ff7fa7ef5e3c60f427d7f2·...·]-2">)</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%%·API</span><span·class="w"> |
| 141 | </span><span·class="w">··</span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 141 | </span><span·class="w">··</span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2863814829-4">(</span><span·class="p"·data-group-id="2863814829-5">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_call</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_event</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 142 | ···········</span><span·class="ss">handle_info</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id=" | 142 | ···········</span><span·class="ss">handle_info</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="2863814829-5">]</span><span·class="p"·data-group-id="2863814829-4">)</span><span·class="p">.</span><span·class="w"> |
| 143 | ···········</span><span·class="ss">new</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">showModal</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">destroy</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">]</span><span·class="p">)</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%%·Callbacks</span><span·class="w"> | 143 | ···········</span><span·class="ss">new</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">showModal</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">destroy</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">]</span><span·class="p">)</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%%·Callbacks</span><span·class="w"> |
| 144 | ··</span><span·class="c1">%%·Client·API</span><span·class="w"> | 144 | ··</span><span·class="c1">%%·Client·API</span><span·class="w"> |
| 145 | ··</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 145 | ··</span><span·class="nf">new</span><span·class="p"·data-group-id="2863814829-6">(</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="2863814829-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 146 | ·····</span><span·class="nc">wx_object</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 146 | ·····</span><span·class="nc">wx_object</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="2863814829-7">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2863814829-8">[</span><span·class="n">Parent</span><span·class="p">,</span><span·class="n">Id</span><s[·...·truncated·by·diffoscope;·len:·246,·SHA:·6b6ca541fa168984d75e0db375485cd971fe8ebc7a808ab2ade60e2702ad0b9f·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 147 | ··</span><span·class="nf">show</span><span·class="p"·data-group-id=" | 147 | ··</span><span·class="nf">show</span><span·class="p"·data-group-id="2863814829-10">(</span><span·class="n">Dialog</span><span·class="p"·data-group-id="2863814829-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 148 | ·····</span><span·class="nc">wx_object</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 148 | ·····</span><span·class="nc">wx_object</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="2863814829-11">(</span><span·class="n">Dialog</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">show_modal</span><span·class="p"·data-group-id="2863814829-11">)</span><span·class="p">.</span><span·class="w"> |
| 149 | ··</span><span·class="nf">destroy</span><span·class="p"·data-group-id=" | 149 | ··</span><span·class="nf">destroy</span><span·class="p"·data-group-id="2863814829-12">(</span><span·class="n">Dialog</span><span·class="p"·data-group-id="2863814829-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 150 | ·····</span><span·class="nc">wx_object</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 150 | ·····</span><span·class="nc">wx_object</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="2863814829-13">(</span><span·class="n">Dialog</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">destroy</span><span·class="p"·data-group-id="2863814829-13">)</span><span·class="p">.</span><span·class="w"> |
| 151 | ··</span><span·class="c1">%%·Server·Implementation·ala·gen_server</span><span·class="w"> | 151 | ··</span><span·class="c1">%%·Server·Implementation·ala·gen_server</span><span·class="w"> |
| 152 | ··</span><span·class="nf">init</span><span·class="p"·data-group-id=" | 152 | ··</span><span·class="nf">init</span><span·class="p"·data-group-id="2863814829-14">(</span><span·class="p"·data-group-id="2863814829-15">[</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Str</span><span·class="p"·data-group-id="2863814829-15">]</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·120ba1cd5c65426a8c5a4ca4e14945a56fcb0a89e56402257cc2cd5fbb49fc87·...·]-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 153 | ·····</span><span·class="n">Dialog</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wxDialog</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 153 | ·····</span><span·class="n">Dialog</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wxDialog</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="2863814829-16">(</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">42</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Testing"</span><span·class="p">,</span><span·class="w">[·...·truncated·by·diffoscope;·len:·157,·SHA:·25796547953d04ae1a3a141ebf57ee553fd095009fb234824ebc5789f731abef·...·]-16">)</span><span·class="p">,</span><span·class="w"> |
| 154 | ·····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 154 | ·····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 155 | ·····</span><span·class="nc">wxDialog</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id=" | 155 | ·····</span><span·class="nc">wxDialog</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="2863814829-18">(</span><span·class="n">Dialog</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">command_button_clicked</span><span·class="p"·data-group-id="2863814829-18">)</span><span·class="p">,</span><span·class="w"> |
| 156 | ·····</span><span·class="p"·data-group-id=" | 156 | ·····</span><span·class="p"·data-group-id="2863814829-19">{</span><span·class="n">Dialog</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MyState</span><span·class="p"·data-group-id="2863814829-19">}</span><span·class="p">.</span><span·class="w"> |
| 157 | ··</span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 157 | ··</span><span·class="nf">handle_call</span><span·class="p"·data-group-id="2863814829-20">(</span><span·class="ss">show</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·a115126a76df6735ff5bd6bca930614ca9b576f02138135a7949cc1137abffc7·...·]-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ·····</span><span·class="nc">wxDialog</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id=" | 158 | ·····</span><span·class="nc">wxDialog</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id="2863814829-21">(</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">win</span><span·class="p"·data-group-id="2863814829-21">)</span><span·class="p">,</span><span·class="w"> |
| 159 | ·····</span><span·class="p"·data-group-id=" | 159 | ·····</span><span·class="p"·data-group-id="2863814829-22">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="2863814829-22">}</span><span·class="p">;</span><span·class="w"> |
| 160 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 160 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 161 | ··</span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 161 | ··</span><span·class="nf">handle_event</span><span·class="p"·data-group-id="2863814829-23">(</span><span·class="o">#</span><span·class="ss">wx</span><span·class="p"·data-group-id="2863814829-24">{</span><span·class="p"·data-group-id="2863814829-24">}</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·a76226ec2b705eb18727492c366f09c219380f2a04ba27ded770e8849032a749·...·]-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 162 | ·····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 162 | ·····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2863814829-25">(</span><span·class="s">"Users·clicked·button</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="2863814829-26">[</span><span·class="p"·data-group-id="2863814829-26">]</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·9b964d81a788f9c2f3dbe3d1502b7bf9ec69ecae05f5f41d9493fdd2f7a9e498·...·]-25">)</span><span·class="p">,</span><span·class="w"> |
| 163 | ·····</span><span·class="p"·data-group-id=" | 163 | ·····</span><span·class="p"·data-group-id="2863814829-27">{</span><span·class="ss">noreply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="2863814829-27">}</span><span·class="p">;</span><span·class="w"> |
| 164 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="module-data-types"·class="section-heading"> | 164 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="module-data-types"·class="section-heading"> |
| 165 | ··<a·href="#module-data-types"·class="hover-link"> | 165 | ··<a·href="#module-data-types"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">DATA·TYPES</span> | 168 | ··<span·class="text">DATA·TYPES</span> |
| 169 | </h2> | 169 | </h2> |
| 170 | <ul><li><p><strong><a·href=""·id="type-request_id"></a>·request_id()·=·term()</strong></p></li><li><p><strong><a·href=""·id="type-server_ref"></a>·server_ref()·= | 170 | <ul><li><p><strong><a·href=""·id="type-request_id"></a>·request_id()·=·term()</strong></p></li><li><p><strong><a·href=""·id="type-server_ref"></a>·server_ref()·= |
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| 1319 | ······<p·class="built-using"> | 1319 | ······<p·class="built-using"> |
| 1320 | ········Built·using | 1320 | ········Built·using |
| 1321 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1321 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1322 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1322 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1323 | ······</p> | 1323 | ······</p> |
| 1324 | <p>Copyright·©·1996-202 | 1324 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1325 | ····</footer> | 1325 | ····</footer> |
| 1326 | ··</div> | 1326 | ··</div> |
| 1327 | </main> | 1327 | </main> |
| 1328 | </div> | 1328 | </div> |
| 1329 | <script> | 1329 | <script> |
| 1330 | ··function·mermaidLoaded()·{ | 1330 | ··function·mermaidLoaded()·{ |
| 1331 | ····mermaid.initialize({ | 1331 | ····mermaid.initialize({ |
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| 26 | dist/lato-latin-300-normal-YUMVEFOL.woff2 | 26 | dist/lato-latin-300-normal-YUMVEFOL.woff2 |
| 27 | dist/lato-latin-400-normal-W7754I4D.woff2 | 27 | dist/lato-latin-400-normal-W7754I4D.woff2 |
| 28 | dist/lato-latin-700-normal-2XVSBPG4.woff2 | 28 | dist/lato-latin-700-normal-2XVSBPG4.woff2 |
| 29 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 | 29 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 |
| 30 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 | 30 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 |
| 31 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 | 31 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 |
| 32 | dist/remixicon-NKANDIL5.woff2 | 32 | dist/remixicon-NKANDIL5.woff2 |
| 33 | dist/search_data- | 33 | dist/search_data-AC4F9CF3.js |
| 34 | dist/sidebar_items-ECEA2E70.js | 34 | dist/sidebar_items-ECEA2E70.js |
| 35 | index.html | 35 | index.html |
| 36 | notes.html | 36 | notes.html |
| 37 | search.html | 37 | search.html |
| 38 | xmerl.html | 38 | xmerl.html |
| 39 | xmerl_eventp.html | 39 | xmerl_eventp.html |
| 40 | xmerl_examples.html | 40 | xmerl_examples.html |
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| 139 | ······<p·class="built-using"> | 139 | ······<p·class="built-using"> |
| 140 | ········Built·using | 140 | ········Built·using |
| 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 143 | ······</p> | 143 | ······</p> |
| 144 | <p>Copyright·©·1996-202 | 144 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 145 | ····</footer> | 145 | ····</footer> |
| 146 | ··</div> | 146 | ··</div> |
| 147 | </main> | 147 | </main> |
| 148 | </div> | 148 | </div> |
| 149 | <script> | 149 | <script> |
| 150 | ··function·mermaidLoaded()·{ | 150 | ··function·mermaidLoaded()·{ |
| 151 | ····mermaid.initialize({ | 151 | ····mermaid.initialize({ |
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| 231 | ······<p·class="built-using"> | 231 | ······<p·class="built-using"> |
| 232 | ········Built·using | 232 | ········Built·using |
| 233 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 233 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 234 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 234 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 235 | ······</p> | 235 | ······</p> |
| 236 | <p>Copyright·©·1996-202 | 236 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 237 | ····</footer> | 237 | ····</footer> |
| 238 | ··</div> | 238 | ··</div> |
| 239 | </main> | 239 | </main> |
| 240 | </div> | 240 | </div> |
| 241 | <script> | 241 | <script> |
| 242 | ··function·mermaidLoaded()·{ | 242 | ··function·mermaidLoaded()·{ |
| 243 | ····mermaid.initialize({ | 243 | ····mermaid.initialize({ |
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| 1334 | ······<p·class="built-using"> | 1334 | ······<p·class="built-using"> |
| 1335 | ········Built·using | 1335 | ········Built·using |
| 1336 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1336 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1337 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1337 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1338 | ······</p> | 1338 | ······</p> |
| 1339 | <p>Copyright·©·1996-202 | 1339 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1340 | ····</footer> | 1340 | ····</footer> |
| 1341 | ··</div> | 1341 | ··</div> |
| 1342 | </main> | 1342 | </main> |
| 1343 | </div> | 1343 | </div> |
| 1344 | <script> | 1344 | <script> |
| 1345 | ··function·mermaidLoaded()·{ | 1345 | ··function·mermaidLoaded()·{ |
| 1346 | ····mermaid.initialize({ | 1346 | ····mermaid.initialize({ |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
| 119 | ··<h1> | 119 | ··<h1> |
| 120 | ····<span></span> | 120 | ····<span></span> |
| 121 | ··</h1> | 121 | ··</h1> |
| 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> | 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> |
| 123 | </div> | 123 | </div> |
| 124 | <script·src="dist/search_data- | 124 | <script·src="dist/search_data-AC4F9CF3.js"></script> |
| 125 | ····<footer·class="footer"> | 125 | ····<footer·class="footer"> |
| 126 | ······<p> | 126 | ······<p> |
| 127 | ········<span·class="line"> | 127 | ········<span·class="line"> |
| 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> | 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> |
| 129 | ············Search·HexDocs | 129 | ············Search·HexDocs |
| 130 | ··········</button> | 130 | ··········</button> |
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| 138 | ········Built·using | 138 | ········Built·using |
| 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 141 | ······</p> | 141 | ······</p> |
| 142 | <p>Copyright·©·1996-202 | 142 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 143 | ····</footer> | 143 | ····</footer> |
| 144 | ··</div> | 144 | ··</div> |
| 145 | </main> | 145 | </main> |
| 146 | </div> | 146 | </div> |
| 147 | <script> | 147 | <script> |
| 148 | ··function·mermaidLoaded()·{ | 148 | ··function·mermaidLoaded()·{ |
| 149 | ····mermaid.initialize({ | 149 | ····mermaid.initialize({ |
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| 1088 | ········Built·using | 1088 | ········Built·using |
| 1089 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1089 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1090 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1090 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1091 | ······</p> | 1091 | ······</p> |
| 1092 | <p>Copyright·©·1996-202 | 1092 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1093 | ····</footer> | 1093 | ····</footer> |
| 1094 | ··</div> | 1094 | ··</div> |
| 1095 | </main> | 1095 | </main> |
| 1096 | </div> | 1096 | </div> |
| 1097 | <script> | 1097 | <script> |
| 1098 | ··function·mermaidLoaded()·{ | 1098 | ··function·mermaidLoaded()·{ |
| 1099 | ····mermaid.initialize({ | 1099 | ····mermaid.initialize({ |
| Offset 538, 15 lines modified | Offset 538, 15 lines modified | ||
| 538 | ······<p·class="built-using"> | 538 | ······<p·class="built-using"> |
| 539 | ········Built·using | 539 | ········Built·using |
| 540 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 540 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 541 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 541 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 542 | ······</p> | 542 | ······</p> |
| 543 | <p>Copyright·©·1996-202 | 543 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 544 | ····</footer> | 544 | ····</footer> |
| 545 | ··</div> | 545 | ··</div> |
| 546 | </main> | 546 | </main> |
| 547 | </div> | 547 | </div> |
| 548 | <script> | 548 | <script> |
| 549 | ··function·mermaidLoaded()·{ | 549 | ··function·mermaidLoaded()·{ |
| 550 | ····mermaid.initialize({ | 550 | ····mermaid.initialize({ |
| Offset 142, 100 lines modified | Offset 142, 100 lines modified | ||
| 142 | forms·are·<code·class="inline">{Tag, Fun}</code>,·or·<code·class="inline">{Tag, Fun, LocalState}</code>.·The·second·form·can·be·used | 142 | forms·are·<code·class="inline">{Tag, Fun}</code>,·or·<code·class="inline">{Tag, Fun, LocalState}</code>.·The·second·form·can·be·used |
| 143 | to·initialize·the·state·variable·in·question.</p><h4>1.1·User·State</h4><p>All·customization·functions·are·free·to·access·a·"User·state"·variable.·Care | 143 | to·initialize·the·state·variable·in·question.</p><h4>1.1·User·State</h4><p>All·customization·functions·are·free·to·access·a·"User·state"·variable.·Care |
| 144 | must·of·course·be·taken·to·coordinate·the·use·of·this·state.·It·is·recommended | 144 | must·of·course·be·taken·to·coordinate·the·use·of·this·state.·It·is·recommended |
| 145 | that·functions,·which·do·not·really·have·anything·to·contribute·to·the·"global" | 145 | that·functions,·which·do·not·really·have·anything·to·contribute·to·the·"global" |
| 146 | user·state,·use·their·own·state·variable·instead.·Another·option·(used·in·e.g. | 146 | user·state,·use·their·own·state·variable·instead.·Another·option·(used·in·e.g. |
| 147 | <code·class="inline">xmerl_eventp.erl</code>)·is·for·customization·functions·to·share·one·of·the·local | 147 | <code·class="inline">xmerl_eventp.erl</code>)·is·for·customization·functions·to·share·one·of·the·local |
| 148 | states·(in·<code·class="inline">xmerl_eventp.erl</code>,·the·continuation·function·and·the·fetch·function | 148 | states·(in·<code·class="inline">xmerl_eventp.erl</code>,·the·continuation·function·and·the·fetch·function |
| 149 | both·access·the·cont_state.)</p><p>Functions·to·access·user·state:</p><ul><li>··<code·class="inline">xmerl_scan:user_state(GlobalState)</code></li><li>··<code·class="inline">xmerl_scan:user_state(UserState,·GlobalState)</code></li></ul><h4>1.2·Event·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 149 | both·access·the·cont_state.)</p><p>Functions·to·access·user·state:</p><ul><li>··<code·class="inline">xmerl_scan:user_state(GlobalState)</code></li><li>··<code·class="inline">xmerl_scan:user_state(UserState,·GlobalState)</code></li></ul><h4>1.2·Event·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8539458059-1">{</span><span·class="ss">event_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="8539458059-2">(</span><span·class="p"·data-group-id="8539458059-2">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·494,·SHA:·c3cc7eb75ea0ce6ab4567f5aaa1eb727d17de279622b3be96dfaffdca91285df·...·]-3">}</span></code></pre><p>The·event·function·is·called·at·the·beginning·and·at·the·end·of·a·parsed·entity. |
| 150 | It·has·the·following·format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 150 | It·has·the·following·format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="9274204500-1">(</span><span·class="n">Event</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="9274204500-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 151 | ···</span><span·class="n">EventState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">event_state</span><span·class="p"·data-group-id=" | 151 | ···</span><span·class="n">EventState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">event_state</span><span·class="p"·data-group-id="9274204500-2">(</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="9274204500-2">)</span><span·class="p">,</span><span·class="w"> |
| 152 | ···</span><span·class="n">EventState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 152 | ···</span><span·class="n">EventState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="9274204500-3">(</span><span·class="n">Event</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EventState</span><span·class="p"·data-group-id="9274204500-3">)</span><span·class="p">,</span><span·class="w"> |
| 153 | ···</span><span·class="n">GlobalState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">event_state</span><span·class="p"·data-group-id=" | 153 | ···</span><span·class="n">GlobalState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">event_state</span><span·class="p"·data-group-id="9274204500-4">(</span><span·class="n">EventState2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="9274204500-4">)</span><span·class="w"> |
| 154 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><h4>1.3·Hook·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 154 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><h4>1.3·Hook·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7729557177-1">{</span><span·class="ss">hook_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="7729557177-2">(</span><span·class="p"·data-group-id="7729557177-2">)</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·491,·SHA:·9bf7aad1040d853820523309eb13e69baf3534f860e43e07bddc0a1f6ba77e04·...·]-3">}</span></code></pre><p>The·hook·function·is·called·when·the·processor·has·parsed·a·complete·entity. |
| 155 | Format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 155 | Format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="5018213278-1">(</span><span·class="n">Entity</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="5018213278-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 156 | ···</span><span·class="n">HookState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">hook_state</span><span·class="p"·data-group-id=" | 156 | ···</span><span·class="n">HookState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">hook_state</span><span·class="p"·data-group-id="5018213278-2">(</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="5018213278-2">)</span><span·class="p">,</span><span·class="w"> |
| 157 | ···</span><span·class="p"·data-group-id=" | 157 | ···</span><span·class="p"·data-group-id="5018213278-3">{</span><span·class="n">TransformedEntity</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HookState2</span><span·class="p"·data-group-id="5018213278-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class=[·...·truncated·by·diffoscope;·len:·242,·SHA:·ce0f09b1b8e946891f83515f9e03ce82a2215e3df5888dfbc982151987786279·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 158 | ···</span><span·class="n">GlobalState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">hook_state</span><span·class="p"·data-group-id=" | 158 | ···</span><span·class="n">GlobalState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">hook_state</span><span·class="p"·data-group-id="5018213278-5">(</span><span·class="n">HookState2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="5018213278-5">)</span><span·class="p">,</span><span·class="w"> |
| 159 | ···</span><span·class="p"·data-group-id=" | 159 | ···</span><span·class="p"·data-group-id="5018213278-6">{</span><span·class="n">TransformedEntity</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState2</span><span·class="p"·data-group-id="5018213278-6">}</span><span·class="w"> |
| 160 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·relationship·between·the·event·function,·the·hook·function·and·the | 160 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·relationship·between·the·event·function,·the·hook·function·and·the |
| 161 | accumulator·function·is·as·follows:</p><ol><li>·The·event·function·is·first·called·with·an·'ended'·event·for·the·parsed | 161 | accumulator·function·is·as·follows:</p><ol><li>·The·event·function·is·first·called·with·an·'ended'·event·for·the·parsed |
| 162 | entity.</li><li>·The·hook·function·is·called,·possibly·re-formatting·the·entity.</li><li>·The·acc·function·is·called·in·order·to·(optionally)·add·the·re-formatted | 162 | entity.</li><li>·The·hook·function·is·called,·possibly·re-formatting·the·entity.</li><li>·The·acc·function·is·called·in·order·to·(optionally)·add·the·re-formatted |
| 163 | entity·to·the·contents·of·its·parent·element.</li></ol><h4>1.4·Fetch·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 163 | entity·to·the·contents·of·its·parent·element.</li></ol><h4>1.4·Fetch·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8595747143-1">{</span><span·class="ss">fetch_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="8595747143-2">(</span><span·class="p"·data-group-id="8595747143-2">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·494,·SHA:·de82d73754a2d4e53b876d49738398c5ef480d1d037a31c15ec572634e1de461·...·]-3">}</span></code></pre><p>The·fetch·function·is·called·in·order·to·fetch·an·external·resource·(e.g.·a |
| 164 | DTD).</p><p>The·fetch·function·can·respond·with·three·different·return·values:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Result</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w"> | 164 | DTD).</p><p>The·fetch·function·can·respond·with·three·different·return·values:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Result</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w"> |
| 165 | ···</span><span·class="p"·data-group-id=" | 165 | ···</span><span·class="p"·data-group-id="5679177096-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5679177096-2">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Filename</span>[·...·truncated·by·diffoscope;·len:·179,·SHA:·215b0b643af5d7a5b8f9221e97d6aab55172024d2037d84dde69c0059f3ff6cb·...·]-1">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 166 | ···</span><span·class="p"·data-group-id=" | 166 | ···</span><span·class="p"·data-group-id="5679177096-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5679177096-4">{</span><span·class="ss">string</span><span·class="p">,</span><span·class="w">·</span><span·class="n">String</span>[·...·truncated·by·diffoscope;·len:·179,·SHA:·d43a1ec8afaaabd722171dc56f3e2be5cb2e07ec78c22ce60235111a137cf2da·...·]-3">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 167 | ···</span><span·class="p"·data-group-id=" | 167 | ···</span><span·class="p"·data-group-id="5679177096-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">not_fetched</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NewGlobalState</span><span·class="p"·data-group-id="567917709[·...·truncated·by·diffoscope;·len:·330,·SHA:·97bdba0d996383b98b66697ae3b81d3be4684b8bf61a276c31d9f4258de3d470·...·]4-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | ···</span><span·class="n">FetchState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">fetch_state</span><span·class="p"·data-group-id=" | 168 | ···</span><span·class="n">FetchState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">fetch_state</span><span·class="p"·data-group-id="5556276054-2">(</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="5556276054-2">)</span><span·class="p">,</span><span·class="w"> |
| 169 | ···</span><span·class="n">Result</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 169 | ···</span><span·class="n">Result</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="5556276054-3">(</span><span·class="n">URI</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FetchState</span><span·class="p"·data-group-id="5556276054-3">)</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%·Result·being·one·of·the·above</span><span·class="w"> |
| 170 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><h4>1.5·Continuation·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 170 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><h4>1.5·Continuation·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5050968720-1">{</span><span·class="ss">continuation_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="5050968720-2">(</span><span·class="p"·data-group-id="5050968720-2">)</span><span·class="[·...·truncated·by·diffoscope;·len:·515,·SHA:·caf4117ee5150067f22789714625240034aa3702a05e1f948bfec05c75802f61·...·]-3">}</span></code></pre><p>The·continuation·function·is·called·when·the·parser·encounters·the·end·of·the |
| 171 | byte·stream.·Format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 171 | byte·stream.·Format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="0513248073-1">(</span><span·class="n">Continue</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Exception</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="0513248073-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ···</span><span·class="n">ContState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">cont_state</span><span·class="p"·data-group-id=" | 172 | ···</span><span·class="n">ContState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">cont_state</span><span·class="p"·data-group-id="0513248073-2">(</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="0513248073-2">)</span><span·class="p">,</span><span·class="w"> |
| 173 | ···</span><span·class="p"·data-group-id=" | 173 | ···</span><span·class="p"·data-group-id="0513248073-3">{</span><span·class="n">Result</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ContState2</span><span·class="p"·data-group-id="0513248073-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·165,·SHA:·e063f5d45ecdba20e78ce55781bd581820a30ef82341650305696f5dd5a154aa·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 174 | ···</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Result</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 174 | ···</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Result</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 175 | ······</span><span·class="p"·data-group-id=" | 175 | ······</span><span·class="p"·data-group-id="0513248073-5">[</span><span·class="p"·data-group-id="0513248073-5">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ·········</span><span·class="n">GlobalState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">cont_state</span><span·class="p"·data-group-id=" | 176 | ·········</span><span·class="n">GlobalState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">cont_state</span><span·class="p"·data-group-id="0513248073-6">(</span><span·class="n">ContState2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="0513248073-6">)</span><span·class="p">,</span><span·class="w"> |
| 177 | ·········</span><span·class="n">Exception</span><span·class="p"·data-group-id=" | 177 | ·········</span><span·class="n">Exception</span><span·class="p"·data-group-id="0513248073-7">(</span><span·class="n">GlobalState2</span><span·class="p"·data-group-id="0513248073-7">)</span><span·class="p">;</span><span·class="w"> |
| 178 | ······</span><span·class="n">MoreBytes</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 178 | ······</span><span·class="n">MoreBytes</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ·········</span><span·class="p"·data-group-id=" | 179 | ·········</span><span·class="p"·data-group-id="0513248073-8">{</span><span·class="n">MoreBytes2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Rest</span><span·class="p"·data-group-id="0513248073-8">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·171,·SHA:·17cfc89ca40a0c68d2c339092e7e4b8f9cfb5e06d08e561e51c97061c7f8bb40·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 180 | ·········</span><span·class="n">ContState3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">update_cont_state</span><span·class="p"·data-group-id=" | 180 | ·········</span><span·class="n">ContState3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">update_cont_state</span><span·class="p"·data-group-id="0513248073-10">(</span><span·class="n">Rest</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ContState2</span><span·class="p"·data-group-id="0513248073-10">)</span><span·class="p">,</span><span·class="w"> |
| 181 | ·········</span><span·class="n">GlobalState3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">cont_state</span><span·class="p"·data-group-id=" | 181 | ·········</span><span·class="n">GlobalState3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">cont_state</span><span·class="p"·data-group-id="0513248073-11">(</span><span·class="n">ContState3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="0513248073-11">)</span><span·class="p">,</span><span·class="w"> |
| 182 | ·········</span><span·class="n">Continue</span><span·class="p"·data-group-id=" | 182 | ·········</span><span·class="n">Continue</span><span·class="p"·data-group-id="0513248073-12">(</span><span·class="n">MoreBytes2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState3</span><span·class="p"·data-group-id="0513248073-12">)</span><span·class="w"> |
| 183 | ···</span><span·class="k">end</span><span·class="w"> | 183 | ···</span><span·class="k">end</span><span·class="w"> |
| 184 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><h4>1.6·Rules·Functions</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0358154241-1">{</span><span·class="ss">rules</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReadFun</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0358154241-2">(</span><span·class="p"·data-group-id="0358154241-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">WriteFun</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0358154241-3">(</span><span·class="p"·data-group-id="0358154241-3">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RulesState</span><span·class="p"·data-group-id="0358154241-1">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> | ||
| 185 | </span><span·class=" | 184 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><h4>1.6·Rules·Functions</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0044450206-1">{</span><span·class="ss">rules</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·717,·SHA:·20ff693eab4f0a9e1f3cf7e6432b57c96f25825094116ae909dfa6bcc6f1e6ec·...·] |
| 185 | </span><span·class="p"·data-group-id="0044450206-4">{</span><span·class="ss">rules</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Table</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">ets</span><span·class="p"·data-group-id="0044450206-5">(</span><span·class="p"·data-group-id="0044450206-5">)</span><span·class="p"·data-group-id="0044450206-4">}</span></code></pre><p>The·rules·functions·take·care·of·storing·scanner·information·in·a·rules | ||
| 186 | database.·User-provided·rules·functions·may·opt·to·store·the·information·in | 186 | database.·User-provided·rules·functions·may·opt·to·store·the·information·in |
| 187 | mnesia,·or·perhaps·in·the·user_state(RulesState).</p><p>The·following·modes·exist:</p><ul><li>··If·the·user·doesn't·specify·an·option,·the·scanner·creates·an·ets·table,·and | 187 | mnesia,·or·perhaps·in·the·user_state(RulesState).</p><p>The·following·modes·exist:</p><ul><li>··If·the·user·doesn't·specify·an·option,·the·scanner·creates·an·ets·table,·and |
| 188 | uses·built-in·functions·to·read·and·write·data·to·it.·When·the·scanner·is | 188 | uses·built-in·functions·to·read·and·write·data·to·it.·When·the·scanner·is |
| 189 | done,·the·ets·table·is·deleted.</li><li>··If·the·user·specifies·an·ets·table·via·the·<code·class="inline">{rules, Table}</code>·option,·the | 189 | done,·the·ets·table·is·deleted.</li><li>··If·the·user·specifies·an·ets·table·via·the·<code·class="inline">{rules, Table}</code>·option,·the |
| 190 | scanner·uses·this·table.·When·the·scanner·is·done,·it·does·<em>not</em>·delete·the | 190 | scanner·uses·this·table.·When·the·scanner·is·done,·it·does·<em>not</em>·delete·the |
| 191 | table.</li><li>··If·the·user·specifies·read·and·write·functions,·the·scanner·will·use·them | 191 | table.</li><li>··If·the·user·specifies·read·and·write·functions,·the·scanner·will·use·them |
| 192 | instead.</li></ul><p>The·format·for·the·read·and·write·functions·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="n">WriteFun</span><span·class="p"·data-group-id=" | 192 | instead.</li></ul><p>The·format·for·the·read·and·write·functions·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="n">WriteFun</span><span·class="p"·data-group-id="6622052643-1">(</span><span·class="n">Context</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Definition</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·76,·SHA:·7f05ae12216fd8ce9616c1cfd9f0755e0c2f514160f0846fc039e717092eebcd·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">NewScannerState</span><span·class="p">.</span><span·class="w"> |
| 193 | ·</span><span·class="n">ReadFun</span><span·class="p"·data-group-id=" | 193 | ·</span><span·class="n">ReadFun</span><span·class="p"·data-group-id="6622052643-2">(</span><span·class="n">Context</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ScannerState</span><span·class="p"·data-group-id="6622052643-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Definition</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p">.</span></code></pre><p>Here·is·a·summary·of·the·data·objects·currently·being·written·by·the·scanner:</p><table><thead><tr><th·style="text-align:·left;">Context</th><th·style="text-align:·left;">Key·Value</th><th·style="text-align:·left;">Definition</th></tr></thead><tbody><tr><td·style="text-align:·left;">notation</td><td·style="text-align:·left;">NotationName</td><td·style="text-align:·left;"><code·class="inline">{system, SL}·|·{public, PIDL, SL}</code></td></tr><tr><td·style="text-align:·left;">elem_def</td><td·style="text-align:·left;">ElementName</td><td·style="text-align:·left;"><code·class="inline">#xmlElement{content·=·ContentSpec}</code></td></tr><tr><td·style="text-align:·left;">parameter_entity</td><td·style="text-align:·left;">PEName</td><td·style="text-align:·left;"><code·class="inline">PEDef</code></td></tr><tr><td·style="text-align:·left;">entity</td><td·style="text-align:·left;">EntityName</td><td·style="text-align:·left;"><code·class="inline">EntityDef</code></td></tr></tbody></table><p><strong>·Table·1:</strong>·Scanner·data·objects</p><p>where</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ContentSpec</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">empty</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">any</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">ElemContent</span><span·class="w"> |
| 194 | </span><span·class="n">ElemContent</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 194 | </span><span·class="n">ElemContent</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="p"·data-group-id="9378004726-1">{</span><span·class="n">Mode</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Elems</span><span·class="p"·data-group-id="9378004726-1">}</span><span·class="w"> |
| 195 | </span><span·class="n">Mode</span><span·class="w">········</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">seq</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">choice</span><span·class="w"> | 195 | </span><span·class="n">Mode</span><span·class="w">········</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">seq</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">choice</span><span·class="w"> |
| 196 | </span><span·class="n">Elems</span><span·class="w">·······</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 196 | </span><span·class="n">Elems</span><span·class="w">·······</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="p"·data-group-id="9378004726-2">[</span><span·class="n">Elem</span><span·class="p"·data-group-id="9378004726-2">]</span><span·class="w"> |
| 197 | </span><span·class="n">Elem</span><span·class="w">········</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">'#PCDATA'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Name</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">ElemContent</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 197 | </span><span·class="n">Elem</span><span·class="w">········</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">'#PCDATA'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Name</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">ElemContent</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="9378004726-3">{</span><span·class="n">Occurrence</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Elems</span><span·class="p"·data-group-id="9378004726-3">}</span><span·class="w"> |
| 198 | </span><span·class="n">Occurrence</span><span·class="w">··</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">'*'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'?'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'+'</span></code></pre><p>NOTE:·<em>When·<Elem>·is·not·wrapped·with·<Occurrence>,·(Occurrence·=·once)·is | 198 | </span><span·class="n">Occurrence</span><span·class="w">··</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">'*'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'?'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'+'</span></code></pre><p>NOTE:·<em>When·<Elem>·is·not·wrapped·with·<Occurrence>,·(Occurrence·=·once)·is |
| 199 | implied.</em></p><h4>1.7·Accumulator·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 199 | implied.</em></p><h4>1.7·Accumulator·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5494493767-1">{</span><span·class="ss">acc_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="5494493767-2">(</span><span·class="p"·data-group-id="5494493767-2">)</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·dbe4452edb3c54bbd99a24ba41975faf2f1e8027b5aea10411113d2152e3c410·...·]-1">}</span></code></pre><p>The·accumulator·function·is·called·to·accumulate·the·contents·of·an·entity.When |
| 200 | parsing·very·large·files,·it·may·not·be·desirable·to·do·so.In·this·case,·an·acc | 200 | parsing·very·large·files,·it·may·not·be·desirable·to·do·so.In·this·case,·an·acc |
| 201 | function·can·be·provided·that·simply·doesn't·accumulate.</p><p>Note·that·it·is·possible·to·even·modify·the·parsed·entity·before·accumulating | 201 | function·can·be·provided·that·simply·doesn't·accumulate.</p><p>Note·that·it·is·possible·to·even·modify·the·parsed·entity·before·accumulating |
| 202 | it,·but·this·must·be·done·with·care.·xmerl_scan·performs·post-processing·of·the | 202 | it,·but·this·must·be·done·with·care.·xmerl_scan·performs·post-processing·of·the |
| 203 | element·for·namespace·management.·Thus,·the·element·must·keep·its·original | 203 | element·for·namespace·management.·Thus,·the·element·must·keep·its·original |
| 204 | structure·for·this·to·work.</p><p>The·acc·function·has·the·following·format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·default·accumulating·acc·fun</span><span·class="w"> | 204 | structure·for·this·to·work.</p><p>The·acc·function·has·the·following·format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·default·accumulating·acc·fun</span><span·class="w"> |
| 205 | </span><span·class="nf">fun</span><span·class="p"·data-group-id="8 | 205 | </span><span·class="nf">fun</span><span·class="p"·data-group-id="8605699220-1">(</span><span·class="n">ParsedEntity</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="8605699220-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | ···</span><span·class="p"·data-group-id="8 | 206 | ···</span><span·class="p"·data-group-id="8605699220-2">{</span><span·class="p"·data-group-id="8605699220-3">[</span><span·class="n">ParsedEntity</span><span·class="p">|</span><span·class="n">Acc</span><span·class="p"·data-group-id="8605699220-3">]</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·79,·SHA:·e6e49c910e141b029fa6c770e4b74fab7a70b08e99cae25c60f398a3f8524fce·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 207 | </span><span·class="c1">%%·non-accumulating·acc·fun</span><span·class="w"> | 207 | </span><span·class="c1">%%·non-accumulating·acc·fun</span><span·class="w"> |
| 208 | </span><span·class="nf">fun</span><span·class="p"·data-group-id="8 | 208 | </span><span·class="nf">fun</span><span·class="p"·data-group-id="8605699220-4">(</span><span·class="n">ParsedEntity</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="8605699220-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | ···</span><span·class="p"·data-group-id="8 | 209 | ···</span><span·class="p"·data-group-id="8605699220-5">{</span><span·class="n">Acc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="8605699220-5">}</span><span·class="p">.</span></code></pre><h4>1.8·Close·Function</h4><p>The·close·function·is·called·when·a·document·(either·the·main·document·or·an |
| 210 | external·DTD)·has·been·completely·parsed.·When·xmerl_scan·was·started·using | 210 | external·DTD)·has·been·completely·parsed.·When·xmerl_scan·was·started·using |
| 211 | <code·class="inline">xmerl_scan:file/[1,2]</code>,·the·file·will·be·read·in·full,·and·closed·immediately, | 211 | <code·class="inline">xmerl_scan:file/[1,2]</code>,·the·file·will·be·read·in·full,·and·closed·immediately, |
| 212 | before·the·parsing·starts,·so·when·the·close·function·is·called,·it·will·not | 212 | before·the·parsing·starts,·so·when·the·close·function·is·called,·it·will·not |
| 213 | need·to·actually·close·the·file.·In·this·case,·the·close·function·will·be·a·good | 213 | need·to·actually·close·the·file.·In·this·case,·the·close·function·will·be·a·good |
| 214 | place·to·modify·the·state·variables.</p><p>Format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 214 | place·to·modify·the·state·variables.</p><p>Format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="6484086958-1">(</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="6484086958-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ···</span><span·class="n">GlobalState1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%·state·variables·may·be·altered</span></code></pre><h3·id="2-examples"·class="section-heading"> | 215 | ···</span><span·class="n">GlobalState1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%·state·variables·may·be·altered</span></code></pre><h3·id="2-examples"·class="section-heading"> |
| 216 | ··<a·href="#2-examples"·class="hover-link"> | 216 | ··<a·href="#2-examples"·class="hover-link"> |
| 217 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 217 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 218 | ··</a> | 218 | ··</a> |
| 219 | ··<span·class="text">2·Examples</span> | 219 | ··<span·class="text">2·Examples</span> |
| 220 | </h3> | 220 | </h3> |
| 221 | <p>See·<code·class="inline">xmerl_test.erl</code>·for·more·examples.</p><h4>2.1·Handling·spaces</h4><p>The·following·sample·program·illustrates·three·ways·of·scanning·a·document:</p><ol><li>·the·default·scan,·which·leaves·whitespace·untouched</li><li>·normalizing·spaces</li><li>·normalizing·spaces,·then·removing·text·elements·that·only·contain·one·space.</li></ol><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 221 | <p>See·<code·class="inline">xmerl_test.erl</code>·for·more·examples.</p><h4>2.1·Handling·spaces</h4><p>The·following·sample·program·illustrates·three·ways·of·scanning·a·document:</p><ol><li>·the·default·scan,·which·leaves·whitespace·untouched</li><li>·normalizing·spaces</li><li>·normalizing·spaces,·then·removing·text·elements·that·only·contain·one·space.</li></ol><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6537955070-1">(</span><span·class="ss">tmp</span><span·class="p"·data-group-id="6537955070-1">)</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="w"> | 222 | </span><span·class="w"> |
| 223 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 223 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="6537955070-2">(</span><span·class="s">"xmerl.hrl"</span><span·class="p"·data-group-id="6537955070-2">)</span><span·class="p">.</span><span·class="w"> |
| 224 | </span><span·class="w"> | 224 | </span><span·class="w"> |
| 225 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 225 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6537955070-3">(</span><span·class="p"·data-group-id="6537955070-4">[</span><span·class="ss">file1</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">file2</span><span·class="p">/</span><s[·...·truncated·by·diffoscope;·len:·242,·SHA:·2ad36fc07dd0792b040883b122611a0bb0af8950ddac0252edfc8325f7370cf9·...·]0-3">)</span><span·class="p">.</span><span·class="w"> |
| 226 | </span><span·class="nf">file1</span><span·class="p"·data-group-id=" | 226 | </span><span·class="nf">file1</span><span·class="p"·data-group-id="6537955070-5">(</span><span·class="n">F</span><span·class="p"·data-group-id="6537955070-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">file</[·...·truncated·by·diffoscope;·len:·122,·SHA:·baaa3a1875d467673ce328e5ca14b266a59b78f545c1b16aecac4038e28eb308·...·]0-6">)</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="nf">file2</span><span·class="p"·data-group-id=" | 227 | </span><span·class="nf">file2</span><span·class="p"·data-group-id="6537955070-7">(</span><span·class="n">F</span><span·class="p"·data-group-id="6537955070-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">file</[·...·truncated·by·diffoscope;·len:·470,·SHA:·c9e4a0ae8ff51803acca67a607506e6a2ef4e305ebbe85ddc792fba0e41ac274·...·]0-8">)</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="nf">file3</span><span·class="p"·data-group-id=" | 228 | </span><span·class="nf">file3</span><span·class="p"·data-group-id="6537955070-11">(</span><span·class="n">F</span><span·class="p"·data-group-id="6537955070-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="w">·</span><span·class="o">=</span><span[·...·truncated·by·diffoscope;·len:·887,·SHA:·276ecbbf321b66ccdbf846b070ea201f22709e7fee8ffd4ed6bad1ab8a6e5187·...·]0-14">{</span><span·class="n">Acc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">P</span><span·class="p">,</span><span·class="w"> |
| 229 | </span><span·class="n">S</span><span·class="p"·data-group-id=" | 229 | </span><span·class="n">S</span><span·class="p"·data-group-id="6537955070-14">}</span><span·class="p">;</span><span·class="w">·</span><span·class="c1">%·new·return·format·(X,·Acc,·S)·->·{[X|Acc],·S}·end,·xmerl_scan:file(F,</span><span·class="w"> |
| 230 | </span><span·class="p"·data-group-id=" | 230 | </span><span·class="p"·data-group-id="6537955070-15">[</span><span·class="p"·data-group-id="6537955070-16">{</span><span·class="ss">space</span><span·class="p">,</span><span·class="ss">normalize</span><span·class="p"·data-group-id="6537955070-16">}</span><span·class="p">,</span><span·class="w"[·...·truncated·by·diffoscope;·len:·262,·SHA:·a5185f7054d4bd54fabd27d3ad634719198ce6c7be520e117c82c6406dc07875·...·]0-15">]</span><span·class="p">)</span><span·class="p">.</span></code></pre> |
| 231 | </div> | 231 | </div> |
| 232 | <div·class="bottom-actions"·id="bottom-actions"> | 232 | <div·class="bottom-actions"·id="bottom-actions"> |
| 233 | ··<div·class="bottom-actions-item"> | 233 | ··<div·class="bottom-actions-item"> |
| 234 | ······<a·href="xmerl_ug.html"·class="bottom-actions-button"·rel="prev"> | 234 | ······<a·href="xmerl_ug.html"·class="bottom-actions-button"·rel="prev"> |
| 235 | ········<span·class="subheader"> | 235 | ········<span·class="subheader"> |
| Offset 274, 15 lines modified | Offset 274, 15 lines modified | ||
| 274 | ······<p·class="built-using"> | 274 | ······<p·class="built-using"> |
| 275 | ········Built·using | 275 | ········Built·using |
| 276 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 276 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 277 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 277 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 278 | ······</p> | 278 | ······</p> |
| 279 | <p>Copyright·©·1996-202 | 279 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 280 | ····</footer> | 280 | ····</footer> |
| 281 | ··</div> | 281 | ··</div> |
| 282 | </main> | 282 | </main> |
| 283 | </div> | 283 | </div> |
| 284 | <script> | 284 | <script> |
| 285 | ··function·mermaidLoaded()·{ | 285 | ··function·mermaidLoaded()·{ |
| 286 | ····mermaid.initialize({ | 286 | ····mermaid.initialize({ |
| Offset 769, 15 lines modified | Offset 769, 15 lines modified | ||
| 769 | ······<p·class="built-using"> | 769 | ······<p·class="built-using"> |
| 770 | ········Built·using | 770 | ········Built·using |
| 771 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 771 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 772 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 772 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 773 | ······</p> | 773 | ······</p> |
| 774 | <p>Copyright·©·1996-202 | 774 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 775 | ····</footer> | 775 | ····</footer> |
| 776 | ··</div> | 776 | ··</div> |
| 777 | </main> | 777 | </main> |
| 778 | </div> | 778 | </div> |
| 779 | <script> | 779 | <script> |
| 780 | ··function·mermaidLoaded()·{ | 780 | ··function·mermaidLoaded()·{ |
| 781 | ····mermaid.initialize({ | 781 | ····mermaid.initialize({ |
| Offset 1099, 15 lines modified | Offset 1099, 15 lines modified | ||
| 1099 | ······<p·class="built-using"> | 1099 | ······<p·class="built-using"> |
| 1100 | ········Built·using | 1100 | ········Built·using |
| 1101 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1101 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1102 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1102 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1103 | ······</p> | 1103 | ······</p> |
| 1104 | <p>Copyright·©·1996-202 | 1104 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1105 | ····</footer> | 1105 | ····</footer> |
| 1106 | ··</div> | 1106 | ··</div> |
| 1107 | </main> | 1107 | </main> |
| 1108 | </div> | 1108 | </div> |
| 1109 | <script> | 1109 | <script> |
| 1110 | ··function·mermaidLoaded()·{ | 1110 | ··function·mermaidLoaded()·{ |
| 1111 | ····mermaid.initialize({ | 1111 | ····mermaid.initialize({ |
| Offset 189, 24 lines modified | Offset 189, 24 lines modified | ||
| 189 | first·element·in·each·tuple·is·the·name·of·the·parent·element.·The·list·is·in | 189 | first·element·in·each·tuple·is·the·name·of·the·parent·element.·The·list·is·in |
| 190 | reverse·order.</p><p>The·record·<code·class="inline">#xmlAttribute{}</code>·holds·the·name·and·value·of·an·attribute | 190 | reverse·order.</p><p>The·record·<code·class="inline">#xmlAttribute{}</code>·holds·the·name·and·value·of·an·attribute |
| 191 | in·the·fields·<code·class="inline">name</code>·and·<code·class="inline">value</code>.·All·attributes·of·an·element·is·a·list·of | 191 | in·the·fields·<code·class="inline">name</code>·and·<code·class="inline">value</code>.·All·attributes·of·an·element·is·a·list·of |
| 192 | <code·class="inline">#xmlAttribute{}</code>·in·the·field·<code·class="inline">attributes</code>·of·the·<code·class="inline">#xmlElement{}</code>·record.</p><p>The·<code·class="inline">content</code>·field·of·the·top·element·is·a·list·of·records·that·shows·the | 192 | <code·class="inline">#xmlAttribute{}</code>·in·the·field·<code·class="inline">attributes</code>·of·the·<code·class="inline">#xmlElement{}</code>·record.</p><p>The·<code·class="inline">content</code>·field·of·the·top·element·is·a·list·of·records·that·shows·the |
| 193 | structure·and·data·of·the·document.·If·it·is·a·simple·document·like:</p><pre><code·class="text"><?xml·version="1.0"?> | 193 | structure·and·data·of·the·document.·If·it·is·a·simple·document·like:</p><pre><code·class="text"><?xml·version="1.0"?> |
| 194 | <dog> | 194 | <dog> |
| 195 | Grand·Danois | 195 | Grand·Danois |
| 196 | </dog></code></pre><p>The·parse·result·will·be:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id=" | 196 | </dog></code></pre><p>The·parse·result·will·be:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="6290234972-1">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">dog</span><span·class="p">,</span><span·class="w"> |
| 197 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 197 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 198 | ············</span><span·class="ss">parents</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 198 | ············</span><span·class="ss">parents</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6290234972-2">[</span><span·class="p"·data-group-id="6290234972-2">]</span><span·class="p">,</span><span·class="w"> |
| 199 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 199 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 200 | ············</span><span·class="ss">attributes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 200 | ············</span><span·class="ss">attributes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6290234972-3">[</span><span·class="p"·data-group-id="6290234972-3">]</span><span·class="p">,</span><span·class="w"> |
| 201 | ············</span><span·class="ss">content</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 201 | ············</span><span·class="ss">content</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6290234972-4">[</span><span·class="p"·data-group-id="6290234972-5">{</span><span·class="ss">xmlText</span><span·class="p">,</span><span·class="p"·data-group-id="6290234972-6">[</span><span·class="p"·data-group-id="6290234972-7">{</span><span·class="ss">dog[·...·truncated·by·diffoscope;·len:·329,·SHA:·66b5983cd930f924782237586932cd551f2177411c51ae896f67f8cf0d663032·...·]-8">]</span><span·class="p">,</span><span·class="s">"\ |
| 202 | Grand·Danois\ | 202 | Grand·Danois\ |
| 203 | "</span><span·class="p">,</span><span·class="ss">text</span><span·class="p"·data-group-id=" | 203 | "</span><span·class="p">,</span><span·class="ss">text</span><span·class="p"·data-group-id="6290234972-5">}</span><span·class="p"·data-group-id="6290234972-4">]</span><span·class="p">,</span><span·class="w"> |
| 204 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 204 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 205 | ············</span><span·class="p"·data-group-id=" | 205 | ············</span><span·class="p"·data-group-id="6290234972-1">}</span></code></pre><p>Where·the·content·of·the·top·element·is: |
| 206 | <code·class="inline">[{xmlText,[{dog,1}],1,[],"\·Grand·Danois\·",text}]</code>.·Text·will·be·returned·in | 206 | <code·class="inline">[{xmlText,[{dog,1}],1,[],"\·Grand·Danois\·",text}]</code>.·Text·will·be·returned·in |
| 207 | <code·class="inline">xmlText</code>·records.·Though,·usually·documents·are·more·complex,·and·the·content | 207 | <code·class="inline">xmlText</code>·records.·Though,·usually·documents·are·more·complex,·and·the·content |
| 208 | of·the·top·element·will·in·that·case·be·a·nested·structure·with·<code·class="inline">#xmlElement{}</code> | 208 | of·the·top·element·will·in·that·case·be·a·nested·structure·with·<code·class="inline">#xmlElement{}</code> |
| 209 | records·that·in·turn·may·have·complex·content.·All·of·this·reflects·the | 209 | records·that·in·turn·may·have·complex·content.·All·of·this·reflects·the |
| 210 | structure·of·the·XML·document.</p><p>Space·characters·between·mark-up·as·<code·class="inline">space</code>,·<code·class="inline">tab</code>·and·<code·class="inline">line·feed</code>·are | 210 | structure·of·the·XML·document.</p><p>Space·characters·between·mark-up·as·<code·class="inline">space</code>,·<code·class="inline">tab</code>·and·<code·class="inline">line·feed</code>·are |
| 211 | normalized·and·returned·as·xmlText·records.</p><h3·id="errors"·class="section-heading"> | 211 | normalized·and·returned·as·xmlText·records.</p><h3·id="errors"·class="section-heading"> |
| 212 | ··<a·href="#errors"·class="hover-link"> | 212 | ··<a·href="#errors"·class="hover-link"> |
| Offset 267, 49 lines modified | Offset 267, 49 lines modified | ||
| 267 | <!--·Date·of·the·format·yyyy.mm.dd·--> | 267 | <!--·Date·of·the·format·yyyy.mm.dd·--> |
| 268 | <!ELEMENT·date··············(#PCDATA)> | 268 | <!ELEMENT·date··············(#PCDATA)> |
| 269 | <!ATTLIST··bike·year·NMTOKEN·#REQUIRED | 269 | <!ATTLIST··bike·year·NMTOKEN·#REQUIRED |
| 270 | ················color·NMTOKENS·#REQUIRED | 270 | ················color·NMTOKENS·#REQUIRED |
| 271 | ················condition·(useless·|·bad·|·serviceable·|·moderate·|·good·| | 271 | ················condition·(useless·|·bad·|·serviceable·|·moderate·|·good·| |
| 272 | ···························excellent·|·new·|·outstanding)·"excellent"·></code></pre><p>If·you·want·to·parse·the·XML·file·motorcycles.xml·you·run·it·in·the·Erlang·shell | 272 | ···························excellent·|·new·|·outstanding)·"excellent"·></code></pre><p>If·you·want·to·parse·the·XML·file·motorcycles.xml·you·run·it·in·the·Erlang·shell |
| 273 | like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="p"·data-group-id=" | 273 | like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="p"·data-group-id="6947319092-1">{</span><span·class="n">ParseResult</span><span·class="p">,</span><span·class="n">Misc</span><span·class="p"·data-group-id="6947319092-1">}</span><span·class="o">=</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="n[·...·truncated·by·diffoscope;·len:·158,·SHA:·1e1f90003624bb1b795d42c52292a07e628c59a2428117bca7eeac68f9bc9e78·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 274 | </span><span·class="p"·data-group-id=" | 274 | </span><span·class="p"·data-group-id="6947319092-3">{</span><span·class="p"·data-group-id="6947319092-4">{</span><span·class="ss">xmlElement</span><span·class="p">,</span><span·class="ss">motorcycles</span><span·class="p">,</span><span·class="w"> |
| 275 | ·············</span><span·class="ss">motorcycles</span><span·class="p">,</span><span·class="w"> | 275 | ·············</span><span·class="ss">motorcycles</span><span·class="p">,</span><span·class="w"> |
| 276 | ·············</span><span·class="p"·data-group-id=" | 276 | ·············</span><span·class="p"·data-group-id="6947319092-5">[</span><span·class="p"·data-group-id="6947319092-5">]</span><span·class="p">,</span><span·class="w"> |
| 277 | ·············</span><span·class="p"·data-group-id=" | 277 | ·············</span><span·class="p"·data-group-id="6947319092-6">{</span><span·class="ss">xmlNamespace</span><span·class="p">,</span><span·class="p"·data-group-id="6947319092-7">[</span><span·class="p"·data-group-id="6947319092-7">]</span><span·class="p">,</span><span·class="p"·data-group-id="6947319092-8"[·...·truncated·by·diffoscope;·len:·103,·SHA:·cf684eacab719cead44303a27b6fb5837e6e46848ad9050df25e59927a31f325·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 278 | ·············</span><span·class="p"·data-group-id=" | 278 | ·············</span><span·class="p"·data-group-id="6947319092-9">[</span><span·class="p"·data-group-id="6947319092-9">]</span><span·class="p">,</span><span·class="w"> |
| 279 | ·············</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 279 | ·············</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 280 | ·············</span><span·class="p"·data-group-id=" | 280 | ·············</span><span·class="p"·data-group-id="6947319092-10">[</span><span·class="p"·data-group-id="6947319092-10">]</span><span·class="p">,</span><span·class="w"> |
| 281 | ·············</span><span·class="p"·data-group-id=" | 281 | ·············</span><span·class="p"·data-group-id="6947319092-11">[</span><span·class="p"·data-group-id="6947319092-12">{</span><span·class="ss">xmlText</span><span·class="p">,</span><span·class="p"·data-group-id="6947319092-13">[</span><span·class="p"·data-group-id="6947319092-14">{</span><span·class="ss"[·...·truncated·by·diffoscope;·len:·344,·SHA:·e427149a3e850c10ddbd096874e0c04ff41ffb82bec7652d4c4c5c1bb9fb3eac·...·]-15">]</span><span·class="p">,</span><span·class="s">"\ |
| 282 | ··"</span><span·class="p">,</span><span·class="ss">text</span><span·class="p"·data-group-id=" | 282 | ··"</span><span·class="p">,</span><span·class="ss">text</span><span·class="p"·data-group-id="6947319092-12">}</span><span·class="p">,</span><span·class="w"> |
| 283 | ··············</span><span·class="p"·data-group-id=" | 283 | ··············</span><span·class="p"·data-group-id="6947319092-16">{</span><span·class="ss">xmlElement</span><span·class="p">,</span><span·class="ss">bike</span><span·class="p">,</span><span·class="w"> |
| 284 | ··························</span><span·class="ss">bike</span><span·class="p">,</span><span·class="w"> | 284 | ··························</span><span·class="ss">bike</span><span·class="p">,</span><span·class="w"> |
| 285 | ··························</span><span·class="p"·data-group-id=" | 285 | ··························</span><span·class="p"·data-group-id="6947319092-17">[</span><span·class="p"·data-group-id="6947319092-17">]</span><span·class="p">,</span><span·class="w"> |
| 286 | ··························</span><span·class="p"·data-group-id="8378056715-18">{</span><span·class="ss">xmlNamespace</span><span·class="p">,</span><span·class="p"·data-group-id="8378056715-19">[</span><span·class="p"·data-group-id="8378056715-19">]</span><span·class="p">,</span><span·class="p"·data-group-id="8378056715-20">[</span><span·class="p"·data-group-id="8378056715-20">]</span><span·class="p"·data-group-id="8378056715-18">}</span><span·class="p">,</span><span·class="w"> | ||
| 287 | ··························</span><span·class="p"·data-group-id=" | 286 | ··························</span><span·class="p"·data-group-id="6947319092-18">{</span><span·class="ss">xmlNamespace</span><span·class="p">,</span><span·class="p"·data-group-id="6947319092-19">[</span><span·class="p"·data-group-id="6947319092-19">]</span><span·class="p">,</span><span·class="p"·data-group-id="6947319092[·...·truncated·by·diffoscope;·len:·114,·SHA:·e0103625a62dd4402174f7d7afc2b222d266dbbae382587fb3eefa1a226e3df1·...·]</span><span·class="p">,</span><span·class="w"> |
| 287 | ··························</span><span·class="p"·data-group-id="6947319092-21">[</span><span·class="p"·data-group-id="6947319092-22">{</span><span·class="ss">motorcycles</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="6947319092-22">}</span><span·class="p"·data-group-id="6947319092-21">]</span><span·class="p">,</span><span·class="w"> | ||
| 288 | ··························</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> | 288 | ··························</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 289 | ··························</span><span·class="p"·data-group-id="8378056715-23">[</span><span·class="p"·data-group-id="8378056715-24">{</span><span·class="ss">xmlAttribute</span><span·class="p">,</span><span·class="ss">year</span><span·class="p">,</span><span·class="p"·data-group-id="8378056715-25">[</span><span·class="p"·data-group-id="8378056715-25">]</span><span·class="p">,</span><span·class="p"·data-group-id="8378056715-26">[</span><span·class="p"·data-group-id="8378056715-26">]</span><span·class="p">,</span><span·class="p"·data-group-id="8378056715-27">[</span><span·class="p"·data-group-id="8378056715-27">]</span><span·class="p">,</span><span·class="p"·data-group-id="8378056715-28">[</span><span·class="p"·data-group-id="8378056715-28">]</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="8378056715-24">}</span><span·class="p">,</span><span·class="w"> | ||
| 290 | ···························</span><span·class="p"·data-group-id="8378056715-29">{</span><span·class="ss">xmlAttribute</span><span·class="p">,</span><span·class="ss">color</span><span·class="p">,</span><span·class="p"·data-group-id="8378056715-30">[</span><span·class="p"·data-group-id="8378056715-30">]</span><span·class="p">,</span><span·class="p"·data-group-id="8378056715-31">[</span><span·class="p"·data-group-id="8378056715-31">]</span><span·class="p">,</span><span·class="p"·data-group-id="8378056715-32">[</span><span·class="p"·data-group-id="8378056715-32">]</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="8378056715-29">}</span><span·class="p"·data-group-id="8378056715-23">]</span><span·class="p">,</span><span·class="w"> | ||
| 291 | ··························</span><span·class="p"·data-group-id=" | 289 | ··························</span><span·class="p"·data-group-id="6947319092-23">[</span><span·class="p"·data-group-id="6947319092-24">{</span><span·class="ss">xmlAttribute</span><span·class="p">,</span><span·class="ss">year</span><span·class="p">,</span><span·class="p"·data-group-id="6947319092-25">[</span><span·class="[·...·truncated·by·diffoscope;·len:·580,·SHA:·be322835447fdf7daca28d182657c4ac9392fc2674c57ec25460c22095b1db94·...·]</span><span·class="p">,</span><span·class="w"> |
| 290 | ···························</span><span·class="p"·data-group-id="6947319092-29">{</span><span·class="ss">xmlAttribute</span><span·class="p">,</span><span·class="ss">color</span><span·class="p">,</span><span·class="p"·data-group-id="6947319092-30">[</span><span·class="p"·data-group-id="6947319092-30">]</span><span·class="p">,</span><span·class="p"·data-group-id="6947319092-31">[</span><span·class="p"·data-group-id="6947319092-31">]</span><span·class="p">,</span><span·class="p"·data-group-id="6947319092-32">[</span><span·class="p"·data-group-id="6947319092-32">]</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="6947319092-29">}</span><span·class="p"·data-group-id="6947319092-23">]</span><span·class="p">,</span><span·class="w"> | ||
| 291 | ··························</span><span·class="p"·data-group-id="6947319092-33">[</span><span·class="p"·data-group-id="6947319092-34">{</span><span·class="ss">xmlText</span><span·class="p">,</span><span·class="p"·data-group-id="6947319092-35">[</span><span·class="p"·data-group-id="6947319092-36">{</span><span·class="ss">bike</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="6947319092-36">}</span><span·class="p">,</span><span·class="p"·data-group-id="6947319092-37">{</span><span·class="ss">motorcycles</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="6947319092-37">}</span><span·class="p"·data-group-id="6947319092-35">]</span><span·class="p">,</span><span·class="w"> | ||
| 292 | ····································</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 292 | ····································</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 293 | ····································</span><span·class="p"·data-group-id=" | 293 | ····································</span><span·class="p"·data-group-id="6947319092-38">[</span><span·class="p"·data-group-id="6947319092-38">]</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="6947319092-34">}</span><span·class="p">,</span><span·class="w"> |
| 294 | ···························</span><span·class="p"·data-group-id=" | 294 | ···························</span><span·class="p"·data-group-id="6947319092-39">{</span><span·class="ss">xmlElement</span><span·class="p">,</span><span·class="ss">name</span><span·class="p">,</span><span·class="ss">name</span><span·class="p">,</span><span·class="p"·data-group-id="6947319092-40">[</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·174,·SHA:·62d1d7979ef7a07f3bafaff3322c40d5994fc48515ffe339fd30c47cac040d97·...·]-39">}</span><span·class="p">,</span><span·class="w"> |
| 295 | ···························</span><span·class="p"·data-group-id=" | 295 | ···························</span><span·class="p"·data-group-id="6947319092-41">{</span><span·class="ss">xmlText</span><span·class="p">,</span><span·class="p"·data-group-id="6947319092-42">[</span><span·class="p"·data-group-id="6947319092-43">{</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</spa[·...·truncated·by·diffoscope;·len:·392,·SHA:·cb269c6ab77b460603c01e54cfdaac16eeb119a7e92d57d54a1a48b5e6f33814·...·]-41">}</span><span·class="p">,</span><span·class="w"> |
| 296 | ···························</span><span·class="p"·data-group-id=" | 296 | ···························</span><span·class="p"·data-group-id="6947319092-44">{</span><span·class="ss">xmlElement</span><span·class="p">,</span><span·class="ss">engine</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="6947319092-44">}</span><span·class="p">,</span><span·class="w"> |
| 297 | ···························</span><span·class="p"·data-group-id=" | 297 | ···························</span><span·class="p"·data-group-id="6947319092-45">{</span><span·class="ss">xmlText</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="6947319092-45">}</span><span·class="p">,</span><span·class="w"> |
| 298 | ···························</span><span·class="p"·data-group-id=" | 298 | ···························</span><span·class="p"·data-group-id="6947319092-46">{</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="6947319092-46">}</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class[·...·truncated·by·diffoscope;·len:·30,·SHA:·4ce7f2675668b0d868db63de181dc079b493958c4ea514df52a9a27d5c61c164·...·]-33">]</span><span·class="p">,</span><span·class="w"> |
| 299 | ··························</span><span·class="p"·data-group-id=" | 299 | ··························</span><span·class="p"·data-group-id="6947319092-47">[</span><span·class="p"·data-group-id="6947319092-47">]</span><span·class="p">,</span><span·class="w"> |
| 300 | ··························</span><span·class="s">"."</span><span·class="p">,</span><span·class="w"> | 300 | ··························</span><span·class="s">"."</span><span·class="p">,</span><span·class="w"> |
| 301 | ··························</span><span·class="ss">undeclared</span><span·class="p"·data-group-id=" | 301 | ··························</span><span·class="ss">undeclared</span><span·class="p"·data-group-id="6947319092-16">}</span><span·class="p">,</span><span·class="w"> |
| 302 | ··············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 302 | ··············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 303 | ··············</span><span·class="p"·data-group-id=" | 303 | ··············</span><span·class="p"·data-group-id="6947319092-11">]</span><span·class="p">,</span><span·class="w"> |
| 304 | ·············</span><span·class="p"·data-group-id=" | 304 | ·············</span><span·class="p"·data-group-id="6947319092-48">[</span><span·class="p"·data-group-id="6947319092-48">]</span><span·class="p">,</span><span·class="w"> |
| 305 | ·············</span><span·class="s">"."</span><span·class="p">,</span><span·class="w"> | 305 | ·············</span><span·class="s">"."</span><span·class="p">,</span><span·class="w"> |
| 306 | ·············</span><span·class="ss">undeclared</span><span·class="p"·data-group-id=" | 306 | ·············</span><span·class="ss">undeclared</span><span·class="p"·data-group-id="6947319092-4">}</span><span·class="p">,</span><span·class="w"> |
| 307 | ·</span><span·class="p"·data-group-id=" | 307 | ·</span><span·class="p"·data-group-id="6947319092-49">[</span><span·class="p"·data-group-id="6947319092-49">]</span><span·class="p"·data-group-id="6947319092-3">}</span><span·class="w"> |
| 308 | </span><span·class="mi">4</span><span·class="o">></span></code></pre><p>If·you·instead·receives·the·XML·doc·as·a·string·you·can·parse·it·by | 308 | </span><span·class="mi">4</span><span·class="o">></span></code></pre><p>If·you·instead·receives·the·XML·doc·as·a·string·you·can·parse·it·by |
| 309 | <a·href="xmerl_scan.html#string/1"><code·class="inline">xmerl_scan:string/1</code></a>.·Both·file/2·and·string/2·exists·where·the·second·argument | 309 | <a·href="xmerl_scan.html#string/1"><code·class="inline">xmerl_scan:string/1</code></a>.·Both·file/2·and·string/2·exists·where·the·second·argument |
| 310 | is·a·list·of·options·to·the·parser,·see·the·<a·href="xmerl_scan.html">reference·manual</a>.</p><h2·id="example-extracting-data-from-xml-content"·class="section-heading"> | 310 | is·a·list·of·options·to·the·parser,·see·the·<a·href="xmerl_scan.html">reference·manual</a>.</p><h2·id="example-extracting-data-from-xml-content"·class="section-heading"> |
| 311 | ··<a·href="#example-extracting-data-from-xml-content"·class="hover-link"> | 311 | ··<a·href="#example-extracting-data-from-xml-content"·class="hover-link"> |
| 312 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 312 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 313 | ··</a> | 313 | ··</a> |
| 314 | ··<span·class="text">Example:·Extracting·Data·From·XML·Content</span> | 314 | ··<span·class="text">Example:·Extracting·Data·From·XML·Content</span> |
| Offset 338, 30 lines modified | Offset 338, 30 lines modified | ||
| 338 | fields·of·the·appropriate·element.</p><p>There·is·support·for·this·in·Xmerl·by·the·"simple-form"·format.·You·can·put·your | 338 | fields·of·the·appropriate·element.</p><p>There·is·support·for·this·in·Xmerl·by·the·"simple-form"·format.·You·can·put·your |
| 339 | data·in·a·simple-form·data·structure·and·feed·it·into | 339 | data·in·a·simple-form·data·structure·and·feed·it·into |
| 340 | <code·class="inline">xmerl:export_simple(Content,Callback,RootAttributes)</code>.·Content·may·be·a·mixture | 340 | <code·class="inline">xmerl:export_simple(Content,Callback,RootAttributes)</code>.·Content·may·be·a·mixture |
| 341 | of·simple-form·and·Xmerl·records·as·<code·class="inline">#xmlElement{}</code>·and·<code·class="inline">#xmlText{}</code>.</p><p>The·Types·are:</p><ul><li>Content·=·[Element]</li><li>Callback·=·atom()</li><li>RootAttributes·=·[Attributes]</li></ul><p>Element·is·any·of:</p><ul><li>{Tag,·Attributes,·Content}</li><li>{Tag,·Content}</li><li>Tag</li><li>IOString</li><li>#xmlText{}</li><li>#xmlElement{}</li><li>#xmlPI{}</li><li>#xmlComment{}</li><li>#xmlDecl{}</li></ul><p>The·simple-form·structure·is·any·of·<code·class="inline">{Tag,·Attributes,·Content}</code>, | 341 | of·simple-form·and·Xmerl·records·as·<code·class="inline">#xmlElement{}</code>·and·<code·class="inline">#xmlText{}</code>.</p><p>The·Types·are:</p><ul><li>Content·=·[Element]</li><li>Callback·=·atom()</li><li>RootAttributes·=·[Attributes]</li></ul><p>Element·is·any·of:</p><ul><li>{Tag,·Attributes,·Content}</li><li>{Tag,·Content}</li><li>Tag</li><li>IOString</li><li>#xmlText{}</li><li>#xmlElement{}</li><li>#xmlPI{}</li><li>#xmlComment{}</li><li>#xmlDecl{}</li></ul><p>The·simple-form·structure·is·any·of·<code·class="inline">{Tag,·Attributes,·Content}</code>, |
| 342 | <code·class="inline">{Tag,·Content}</code>·or·<code·class="inline">Tag</code>·where:</p><ul><li>Tag·=·atom()</li><li>Attributes·=·[{Name,·Value}|·#xmlAttribute{}]</li><li>Name·=·atom()</li><li><p>Value·=·IOString·|·atom()·|·integer()</p></li></ul><p>See·also·reference·manual·for·<a·href="xmerl.html#export_simple/3">xmerl</a></p><p>If·you·want·to·add·the·information·about·a·black·Harley·Davidsson·1200·cc | 342 | <code·class="inline">{Tag,·Content}</code>·or·<code·class="inline">Tag</code>·where:</p><ul><li>Tag·=·atom()</li><li>Attributes·=·[{Name,·Value}|·#xmlAttribute{}]</li><li>Name·=·atom()</li><li><p>Value·=·IOString·|·atom()·|·integer()</p></li></ul><p>See·also·reference·manual·for·<a·href="xmerl.html#export_simple/3">xmerl</a></p><p>If·you·want·to·add·the·information·about·a·black·Harley·Davidsson·1200·cc |
| 343 | Sportster·motorcycle·from·2003·that·is·in·shape·as·new·in·the·motorcycles.xml | 343 | Sportster·motorcycle·from·2003·that·is·in·shape·as·new·in·the·motorcycles.xml |
| 344 | document·you·can·put·the·data·in·a·simple-form·data·structure·like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 344 | document·you·can·put·the·data·in·a·simple-form·data·structure·like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 345 | ··</span><span·class="p"·data-group-id=" | 345 | ··</span><span·class="p"·data-group-id="3446350113-1">{</span><span·class="ss">bike</span><span·class="p">,</span><span·class="w"> |
| 346 | ·····</span><span·class="p"·data-group-id=" | 346 | ·····</span><span·class="p"·data-group-id="3446350113-2">[</span><span·class="p"·data-group-id="3446350113-3">{</span><span·class="ss">year</span><span·class="p">,</span><span·class="s">"2003"</span><span·class="p"·data-group-id="3446350113-3">}</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·452,·SHA:·82f60df6bbcc60ef7512bda6e2f87016380549661d44d58edb2a50ccf362e91e·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 347 | ·····</span><span·class="p"·data-group-id=" | 347 | ·····</span><span·class="p"·data-group-id="3446350113-6">[</span><span·class="p"·data-group-id="3446350113-7">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> |
| 348 | ·········</span><span·class="p"·data-group-id=" | 348 | ·········</span><span·class="p"·data-group-id="3446350113-8">[</span><span·class="p"·data-group-id="3446350113-9">{</span><span·class="ss">manufacturer</span><span·class="p">,</span><span·class="p"·data-group-id="3446350113-10">[</span><span·class="s">"Harley·Davidsson"</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·79,·SHA:·c20793120216eccf8b42ec540315d1c976bb9c8a7517c6d52fa15a1ffda4866f·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 349 | ··········</span><span·class="p"·data-group-id=" | 349 | ··········</span><span·class="p"·data-group-id="3446350113-11">{</span><span·class="ss">brandName</span><span·class="p">,</span><span·class="p"·data-group-id="3446350113-12">[</span><span·class="s">"XL1200C"</span><span·class="p"·data-group-id="3446350113-12">]</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·18a6b5b3b420f02f4f6a2e2dfcf18deae731058a6ad03b326a2e05e59172315f·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 350 | ··········</span><span·class="p"·data-group-id=" | 350 | ··········</span><span·class="p"·data-group-id="3446350113-13">{</span><span·class="ss">additionalName</span><span·class="p">,</span><span·class="p"·data-group-id="3446350113-14">[</span><span·class="s">"Sportster"</span><span·class="p"·data-group-id="3446350113-14">]</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·129,·SHA:·378f1f2e9c6d8957d2dfa77765d09a58f8ee58c35ed8a764d0aa36ba955ff9e2·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 351 | ······</span><span·class="p"·data-group-id=" | 351 | ······</span><span·class="p"·data-group-id="3446350113-15">{</span><span·class="ss">engine</span><span·class="p">,</span><span·class="w"> |
| 352 | ·········</span><span·class="p"·data-group-id=" | 352 | ·········</span><span·class="p"·data-group-id="3446350113-16">[</span><span·class="s">"V-engine,·2-cylinders,·1200·cc"</span><span·class="p"·data-group-id="3446350113-16">]</span><span·class="p"·data-group-id="3446350113-15">}</span><span·class="p">,</span><span·class="w"> |
| 353 | ······</span><span·class="p"·data-group-id=" | 353 | ······</span><span·class="p"·data-group-id="3446350113-17">{</span><span·class="ss">kind</span><span·class="p">,</span><span·class="p"·data-group-id="3446350113-18">[</span><span·class="s">"custom"</span><span·class="p"·data-group-id="3446350113-18">]</span><span·class="p"·data-group-id="3[·...·truncated·by·diffoscope;·len:·9,·SHA:·952537fb9250b5eeca84074dfbece989116cb7dd10de9f406db8c3d7ad651c16·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 354 | ······</span><span·class="p"·data-group-id=" | 354 | ······</span><span·class="p"·data-group-id="3446350113-19">{</span><span·class="ss">drive</span><span·class="p">,</span><span·class="p"·data-group-id="3446350113-20">[</span><span·class="s">"belt"</span><span·class="p"·data-group-id="3446350113-20">]</span><span·class="p"·data-group-id="34[·...·truncated·by·diffoscope;·len:·115,·SHA:·ca25695875e87f63d9f3ae5efb657b219cc8130086db8d17c8d71683b198be61·...·]-1">}</span></code></pre><p>In·order·to·append·this·data·to·the·end·of·the·motorcycles.xml·document·you·have |
| 355 | to·parse·the·file·and·add·Data·to·the·end·of·the·root·element·content.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p"·data-group-id=" | 355 | to·parse·the·file·and·add·Data·to·the·end·of·the·root·element·content.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p"·data-group-id="4029611231-1">{</span><span·class="n">RootEl</span><span·class="p">,</span><span·class="n">Misc</span><span·class="p"·data-group-id="4029611231-1">}</span><span·class="o">=</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">fi[·...·truncated·by·diffoscope;·len:·151,·SHA:·20b9d33154042e2dd2ccc36cba3d03180698be14b2a29ad6360f1542235f80de·...·]1-2">)</span><span·class="p">,</span><span·class="w"> |
| 356 | ····</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id=" | 356 | ····</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="4029611231-3">{</span><span·class="ss">content</span><span·class="o">=</span><span·class="n">Content</span><span·class="p"·data-group-id="4029611231-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">RootEl</span><span·class="p">,</span><span·class="w"> |
| 357 | ····</span><span·class="n">NewContent</span><span·class="o">=</span><span·class="n">Content</span><span·class="o">++</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id=" | 357 | ····</span><span·class="n">NewContent</span><span·class="o">=</span><span·class="n">Content</span><span·class="o">++</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="4029611231-4">(</span><span·class="p"·data-group-id="4029611231-5">[</span><span·class="n">Data</span><span·class="p"·data-group-id="4029611231-5">]</span><span·class="p"·data-group-id="4029611231-4">)</span><span·class="p">,</span><span·class="w"> |
| 358 | ····</span><span·class="n">NewRootEl</span><span·class="o">=</span><span·class="n">RootEl</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id=" | 358 | ····</span><span·class="n">NewRootEl</span><span·class="o">=</span><span·class="n">RootEl</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="4029611231-6">{</span><span·class="ss">content</span><span·class="o">=</span><span·class="n">NewContent</span><span·class="p"·data-group-id="4029611231-6">}</span><span·class="p">,</span></code></pre><p>Then·you·can·run·it·through·the·export_simple/2·funct[·...·truncated·by·diffoscope;·len:·675,·SHA:·f15b63a2343773d652610e373d5a87c10c39256206791a229e8e2502fe78dc42·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 359 | ····</span><span·class="n">Export</span><span·class="o">=</span><span·class="nc">xmerl</span><span·class="p">:</span><span·class="nf">export_simple</span><span·class="p"·data-group-id=" | 359 | ····</span><span·class="n">Export</span><span·class="o">=</span><span·class="nc">xmerl</span><span·class="p">:</span><span·class="nf">export_simple</span><span·class="p"·data-group-id="3182531553-4">(</span><span·class="p"·data-group-id="3182531553-5">[</span><span·class="n">NewRootEl</span><span·class="p"·data-group-id="3182531553-5">]</span><span·class="p">,</span><span·class="ss">xmerl_xml</span><span·class="p"·data-group-id="31825315[·...·truncated·by·diffoscope;·len:·2,·SHA:·2858dcd1057d3eae7f7d5f782167e24b61153c01551450a628cee722509f6529·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 360 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 360 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3182531553-6">(</span><span·class="n">IOF</span><span·class="p">,</span><span·class="s">"</span><span·class="si">~s</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="3182531553-7">[</sp[·...·truncated·by·diffoscope;·len:·316,·SHA:·d3b2abc59d4ff1caa0c2cdf69c430d5cb590f93159595ba59bb01578917fa223·...·]-6">)</span><span·class="p">,</span></code></pre><p><a·href=""·id="new_motorcyclesxml"></a></p><p>The·result·would·be:</p><pre><code·class="text"> |
| 361 | <?xml·version="1.0"?><motorcycles> | 361 | <?xml·version="1.0"?><motorcycles> |
| 362 | ··<bike·year="2000"·color="black"> | 362 | ··<bike·year="2000"·color="black"> |
| 363 | ····<name> | 363 | ····<name> |
| 364 | ······<manufacturer>Suzuki</manufacturer> | 364 | ······<manufacturer>Suzuki</manufacturer> |
| 365 | ······<brandName>Suzuki·VL·1500</brandName> | 365 | ······<brandName>Suzuki·VL·1500</brandName> |
| 366 | ······<additionalName>Intruder</additionalName> | 366 | ······<additionalName>Intruder</additionalName> |
| 367 | ····</name> | 367 | ····</name> |
| Offset 383, 48 lines modified | Offset 383, 48 lines modified | ||
| 383 | ··</bike> | 383 | ··</bike> |
| 384 | <bike·year="2003"·color="black"·condition="new"><name><manufacturer>Harley·Davidsson</manufacturer><brandName>XL1200C</brandName><additionalName>Sportster</additionalName></name><engine>V-engine,·2-cylinders,·1200·cc</engine><kind>custom</kind><drive>belt</drive></bike></motorcycles></code></pre><p>If·it·is·important·to·get·similar·indentation·and·newlines·as·in·the·original | 384 | <bike·year="2003"·color="black"·condition="new"><name><manufacturer>Harley·Davidsson</manufacturer><brandName>XL1200C</brandName><additionalName>Sportster</additionalName></name><engine>V-engine,·2-cylinders,·1200·cc</engine><kind>custom</kind><drive>belt</drive></bike></motorcycles></code></pre><p>If·it·is·important·to·get·similar·indentation·and·newlines·as·in·the·original |
| 385 | document·you·have·to·add·<code·class="inline">#xmlText{}</code>·records·with·space·and·newline·values·in | 385 | document·you·have·to·add·<code·class="inline">#xmlText{}</code>·records·with·space·and·newline·values·in |
| 386 | appropriate·places.·It·may·also·be·necessary·to·keep·the·original·prolog·where | 386 | appropriate·places.·It·may·also·be·necessary·to·keep·the·original·prolog·where |
| 387 | the·DTD·is·referenced.·If·so,·it·is·possible·to·pass·a·RootAttribute | 387 | the·DTD·is·referenced.·If·so,·it·is·possible·to·pass·a·RootAttribute |
| 388 | <code·class="inline">{prolog,Value}</code>·to·<code·class="inline">export_simple/3</code>.·The·following·example·code·fixes·those | 388 | <code·class="inline">{prolog,Value}</code>·to·<code·class="inline">export_simple/3</code>.·The·following·example·code·fixes·those |
| 389 | changes·in·the·previous·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 389 | changes·in·the·previous·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 390 | ······</span><span·class="p"·data-group-id=" | 390 | ······</span><span·class="p"·data-group-id="1766354968-1">[</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id="1766354968-2">{</span><span·class="ss">value</span><span·class="o">=</span><span·class="s">"··"</span><span·class="p"·data-group-id="17663[·...·truncated·by·diffoscope;·len:·5,·SHA:·2402a81253f8e7ee9a45f96ca92efa1e77fefd442fb75476dec8d647be87da94·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 391 | ·······</span><span·class="p"·data-group-id=" | 391 | ·······</span><span·class="p"·data-group-id="1766354968-3">{</span><span·class="ss">bike</span><span·class="p">,</span><span·class="p"·data-group-id="1766354968-4">[</span><span·class="p"·data-group-id="1766354968-5">{</span><span·class="ss">year</span><span·class="p">,</span><span·class="s">"20[·...·truncated·by·diffoscope;·len:·557,·SHA:·1857f745d488eb488c70d77be17ab93b5da4ee643356cab77748aad15362f9fa·...·]-4">]</span><span·class="p">,</span><span·class="w"> |
| 392 | ·············</span><span·class="p"·data-group-id=" | 392 | ·············</span><span·class="p"·data-group-id="1766354968-8">[</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id="1766354968-9">{</span><span·class="ss">value</span><span·class="o">=</span><span·class="s">"\ |
| 393 | ····"</span><span·class="p"·data-group-id=" | 393 | ····"</span><span·class="p"·data-group-id="1766354968-9">}</span><span·class="p">,</span><span·class="w"> |
| 394 | ··············</span><span·class="p"·data-group-id=" | 394 | ··············</span><span·class="p"·data-group-id="1766354968-10">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="p"·data-group-id="1766354968-11">[</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id="1766354968-12">{</span><span·class="ss">value</span><span·class="o">=</span><span·class="s">"\ |
| 395 | ······"</span><span·class="p"·data-group-id=" | 395 | ······"</span><span·class="p"·data-group-id="1766354968-12">}</span><span·class="p">,</span><span·class="w"> |
| 396 | ·····················</span><span·class="p"·data-group-id=" | 396 | ·····················</span><span·class="p"·data-group-id="1766354968-13">{</span><span·class="ss">manufacturer</span><span·class="p">,</span><span·class="p"·data-group-id="1766354968-14">[</span><span·class="s">"Harley·Davidsson"</span><span·class="p"·data-group-id="1766354968-14">]</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·6e150edc3f6e25deb9e1faae2e534d118c0cafdaa46c26dc3ae7f2479e175e28·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 397 | ·····················</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id=" | 397 | ·····················</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id="1766354968-15">{</span><span·class="ss">value</span><span·class="o">=</span><span·class="s">"\ |
| 398 | ······"</span><span·class="p"·data-group-id=" | 398 | ······"</span><span·class="p"·data-group-id="1766354968-15">}</span><span·class="p">,</span><span·class="w"> |
| 399 | ·····················</span><span·class="p"·data-group-id=" | 399 | ·····················</span><span·class="p"·data-group-id="1766354968-16">{</span><span·class="ss">brandName</span><span·class="p">,</span><span·class="p"·data-group-id="1766354968-17">[</span><span·class="s">"XL1200C"</span><span·class="p"·data-group-id="1766354968-17">]</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·ccad5b8aae80a932e57f1254580d0a9fa7049275b77736344f2e10a74ca5223a·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 400 | ·····················</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id=" | 400 | ·····················</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id="1766354968-18">{</span><span·class="ss">value</span><span·class="o">=</span><span·class="s">"\ |
| Max diff block lines reached; 102561/163541 bytes (62.71%) of diff not shown. | |||
| Offset 482, 15 lines modified | Offset 482, 15 lines modified | ||
| 482 | ······<p·class="built-using"> | 482 | ······<p·class="built-using"> |
| 483 | ········Built·using | 483 | ········Built·using |
| 484 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 484 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 485 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 485 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 486 | ······</p> | 486 | ······</p> |
| 487 | <p>Copyright·©·1996-202 | 487 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 488 | ····</footer> | 488 | ····</footer> |
| 489 | ··</div> | 489 | ··</div> |
| 490 | </main> | 490 | </main> |
| 491 | </div> | 491 | </div> |
| 492 | <script> | 492 | <script> |
| 493 | ··function·mermaidLoaded()·{ | 493 | ··function·mermaidLoaded()·{ |
| 494 | ····mermaid.initialize({ | 494 | ····mermaid.initialize({ |
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| 354 | ······<p·class="built-using"> | 354 | ······<p·class="built-using"> |
| 355 | ········Built·using | 355 | ········Built·using |
| 356 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 356 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 357 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 357 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 358 | ······</p> | 358 | ······</p> |
| 359 | <p>Copyright·©·1996-202 | 359 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 360 | ····</footer> | 360 | ····</footer> |
| 361 | ··</div> | 361 | ··</div> |
| 362 | </main> | 362 | </main> |
| 363 | </div> | 363 | </div> |
| 364 | <script> | 364 | <script> |
| 365 | ··function·mermaidLoaded()·{ | 365 | ··function·mermaidLoaded()·{ |
| 366 | ····mermaid.initialize({ | 366 | ····mermaid.initialize({ |
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| 131 | ··</a> | 131 | ··</a> |
| 132 | ··<span·class="text">Examples</span> | 132 | ··<span·class="text">Examples</span> |
| 133 | </h3> | 133 | </h3> |
| 134 | <hr·class="thin"/><h4>Example·1·Using·xslapply</h4><p>original·XSLT:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"doc/title"</span><span·class="o">></span><span·class="w"> | 134 | <hr·class="thin"/><h4>Example·1·Using·xslapply</h4><p>original·XSLT:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"doc/title"</span><span·class="o">></span><span·class="w"> |
| 135 | ····</span><span·class="o"><</span><span·class="ss">h1</span><span·class="o">></span><span·class="w"> | 135 | ····</span><span·class="o"><</span><span·class="ss">h1</span><span·class="o">></span><span·class="w"> |
| 136 | ······</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="nb">apply</span><span·class="o">-</span><span·class="ss">templates</span><span·class="o">/</span><span·class="o">></span><span·class="w"> | 136 | ······</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="nb">apply</span><span·class="o">-</span><span·class="ss">templates</span><span·class="o">/</span><span·class="o">></span><span·class="w"> |
| 137 | ····</span><span·class="o"><</span><span·class="o">/</span><span·class="ss">h1</span><span·class="o">></span><span·class="w"> | 137 | ····</span><span·class="o"><</span><span·class="o">/</span><span·class="ss">h1</span><span·class="o">></span><span·class="w"> |
| 138 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span></code></pre><p>becomes·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id=" | 138 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span></code></pre><p>becomes·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id="7357333482-1">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="7357333482-2">{</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·630,·SHA:·63a1764da5a85250aaf3a4b8f59efc99113e0a01b509586e63770a443f17d1a9·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ····</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="p"·data-group-id="7357333482-5">[</span><span·class="s">"<h1>"</span><span·class="p">,</span><span·class="w"> |
| 140 | ·········</span><span·class="nf">xslapply</span><span·class="p"·data-group-id=" | 140 | ·········</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="7357333482-6">(</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·3a9d2d15c04bec958b43a185ec5663e91c8aea82adce95131b1b2c3a3f404205·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 141 | ·····</span><span·class="s">"</h1>"</span><span·class="p"·data-group-id=" | 141 | ·····</span><span·class="s">"</h1>"</span><span·class="p"·data-group-id="7357333482-5">]</span><span·class="p">;</span></code></pre><hr·class="thin"/><hr·class="thin"/><h4>Example·2·Using·value_of·and·select</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"title"</span><span·class="o">></span><span·class="w"> |
| 142 | ··</span><span·class="o"><</span><span·class="ow">div</span><span·class="w">·</span><span·class="ss">align</span><span·class="o">=</span><span·class="s">"center"</span><span·class="o">></span><span·class="o"><</span><span·class="ss">h1</span><span·class="o">></span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">value</span><span·class="o">-</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">select</span><span·class="o">=</span><span·class="s">"."</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="o"><</span><span·class="o">/</span><span·class="ss">h1</span><span·class="o">></span><span·class="o"><</span><span·class="o">/</span><span·class="ow">div</span><span·class="o">></span><span·class="w"> | 142 | ··</span><span·class="o"><</span><span·class="ow">div</span><span·class="w">·</span><span·class="ss">align</span><span·class="o">=</span><span·class="s">"center"</span><span·class="o">></span><span·class="o"><</span><span·class="ss">h1</span><span·class="o">></span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">value</span><span·class="o">-</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">select</span><span·class="o">=</span><span·class="s">"."</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="o"><</span><span·class="o">/</span><span·class="ss">h1</span><span·class="o">></span><span·class="o"><</span><span·class="o">/</span><span·class="ow">div</span><span·class="o">></span><span·class="w"> |
| 143 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span></code></pre><p>becomes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id=" | 143 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span></code></pre><p>becomes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id="8109758895-1">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="8109758895-2">{</span><span·class="ss">name</span[·...·truncated·by·diffoscope;·len:·158,·SHA:·2eb3e9b3f211846c301f69be31cef70fa52cd7498150cbd5562f645dea56476d·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 144 | ····</span><span·class="p"·data-group-id=" | 144 | ····</span><span·class="p"·data-group-id="8109758895-3">[</span><span·class="s">"<div·align=\"center\"><h1>"</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="8109758895-4">(</span><span·class="nf">s[·...·truncated·by·diffoscope;·len:·426,·SHA:·c406c7b5378b9c21fbd8921ca63b0d48cff85f1e181f95839aca07044e7a9cb8·...·]-3">]</span><span·class="p">;</span></code></pre><hr·class="thin"/><hr·class="thin"/><h4>Example·3·Simple·xsl·stylesheet</h4><p>A·complete·example·with·the·XSLT·sheet·in·the·xmerl·distribution.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">stylesheet</span><span·class="w">·</span><span·class="ss">version</span><span·class="o">=</span><span·class="s">"1.0"</span><span·class="w"> |
| 145 | ········</span><span·class="nc">xmlns</span><span·class="p">:</span><span·class="ss">xsl</span><span·class="o">=</span><span·class="s">"http://www.w3.org/1999/XSL/Transform"</span><span·class="w"> | 145 | ········</span><span·class="nc">xmlns</span><span·class="p">:</span><span·class="ss">xsl</span><span·class="o">=</span><span·class="s">"http://www.w3.org/1999/XSL/Transform"</span><span·class="w"> |
| 146 | ········</span><span·class="ss">xmlns</span><span·class="o">=</span><span·class="s">"http://www.w3.org/TR/xhtml1/strict"</span><span·class="o">></span><span·class="w"> | 146 | ········</span><span·class="ss">xmlns</span><span·class="o">=</span><span·class="s">"http://www.w3.org/TR/xhtml1/strict"</span><span·class="o">></span><span·class="w"> |
| 147 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">strip</span><span·class="o">-</span><span·class="ss">space</span><span·class="w">·</span><span·class="ss">elements</span><span·class="o">=</span><span·class="s">"doc·chapter·section"</span><span·class="o">/</span><span·class="o">></span><span·class="w"> | 147 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">strip</span><span·class="o">-</span><span·class="ss">space</span><span·class="w">·</span><span·class="ss">elements</span><span·class="o">=</span><span·class="s">"doc·chapter·section"</span><span·class="o">/</span><span·class="o">></span><span·class="w"> |
| 148 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">output</span><span·class="w"> | 148 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">output</span><span·class="w"> |
| 149 | ····</span><span·class="ss">method</span><span·class="o">=</span><span·class="s">"xml"</span><span·class="w"> | 149 | ····</span><span·class="ss">method</span><span·class="o">=</span><span·class="s">"xml"</span><span·class="w"> |
| 150 | ····</span><span·class="ss">indent</span><span·class="o">=</span><span·class="s">"yes"</span><span·class="w"> | 150 | ····</span><span·class="ss">indent</span><span·class="o">=</span><span·class="s">"yes"</span><span·class="w"> |
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| 198 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"emph"</span><span·class="o">></span><span·class="w"> | 198 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"emph"</span><span·class="o">></span><span·class="w"> |
| 199 | ····</span><span·class="o"><</span><span·class="ss">em</span><span·class="o">></span><span·class="w"> | 199 | ····</span><span·class="o"><</span><span·class="ss">em</span><span·class="o">></span><span·class="w"> |
| 200 | ······</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="nb">apply</span><span·class="o">-</span><span·class="ss">templates</span><span·class="o">/</span><span·class="o">></span><span·class="w"> | 200 | ······</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="nb">apply</span><span·class="o">-</span><span·class="ss">templates</span><span·class="o">/</span><span·class="o">></span><span·class="w"> |
| 201 | ····</span><span·class="o"><</span><span·class="o">/</span><span·class="ss">em</span><span·class="o">></span><span·class="w"> | 201 | ····</span><span·class="o"><</span><span·class="o">/</span><span·class="ss">em</span><span·class="o">></span><span·class="w"> |
| 202 | ··</span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span><span·class="w"> | 202 | ··</span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span><span·class="w"> |
| 203 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">stylesheet</span><span·class="o">></span></code></pre><hr·class="thin"/><hr·class="thin"/><h4>Example·4·Erlang·version</h4><p>Erlang·transformation·of·previous·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 203 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">stylesheet</span><span·class="o">></span></code></pre><hr·class="thin"/><hr·class="thin"/><h4>Example·4·Erlang·version</h4><p>Erlang·transformation·of·previous·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="2751160099-1">(</span><span·class="s">"xmerl.hrl"</span><span·class="p"·data-group-id="2751160099-1">)</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="w"> | 204 | </span><span·class="w"> |
| 205 | </span><span·class="p">-</span><span·class="na">import</span><span·class="p"·data-group-id=" | 205 | </span><span·class="p">-</span><span·class="na">import</span><span·class="p"·data-group-id="2751160099-2">(</span><span·class="ss">xmerl_xs</span><span·class="p">,</span><span·class="w"> |
| 206 | ····</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="p"·data-group-id="2751160099-3">[</span><span·class="w">·</span><span·class="ss">xslapply</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">value_of</span><span·class="p">/</span><span·class="mi">1</span>[·...·truncated·by·diffoscope;·len:·380,·SHA:·7a69bb8bedd324edfa68d3f25ba04fd5e76490a7da320472cfe79fc01193652d·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 207 | </span><span·class="nf">doctype</span><span·class="p"·data-group-id=" | 207 | </span><span·class="nf">doctype</span><span·class="p"·data-group-id="2751160099-4">(</span><span·class="p"·data-group-id="2751160099-4">)</span><span·class="p">-></span><span·class="w"> |
| 208 | ····</span><span·class="s">"<!DOCTYPE·html·PUBLIC·\"-//W3C//DTD·XHTML·1.0·Transitional//EN\"\ | 208 | ····</span><span·class="s">"<!DOCTYPE·html·PUBLIC·\"-//W3C//DTD·XHTML·1.0·Transitional//EN\"\ |
| 209 | ·\"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd·\">"</span><span·class="p">.</span><span·class="w"> | 209 | ·\"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd·\">"</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="nf">process_xml</span><span·class="p"·data-group-id=" | 210 | </span><span·class="nf">process_xml</span><span·class="p"·data-group-id="2751160099-5">(</span><span·class="n">Doc</span><span·class="p"·data-group-id="2751160099-5">)</span><span·class="p">-></span><span·class="w"> |
| 211 | ····</span><span·class="nf">template</span><span·class="p"·data-group-id=" | 211 | ····</span><span·class="nf">template</span><span·class="p"·data-group-id="2751160099-6">(</span><span·class="n">Doc</span><span·class="p"·data-group-id="2751160099-6">)</span><span·class="p">.</span><span·class="w"> |
| 212 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 212 | </span><span·class="nf">template</span><span·class="p"·data-group-id="2751160099-7">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="2751160099-8">{</span><span·class="ss">name</span[·...·truncated·by·diffoscope;·len:·156,·SHA:·1c89e65133337b9b61a945251ba3b6b07e9f3af5cce21c5d8040379b9594b947·...·]-7">)</span><span·class="p">-></span><span·class="w"> |
| 213 | ····</span><span·class="p"·data-group-id=" | 213 | ····</span><span·class="p"·data-group-id="2751160099-9">[</span><span·class="w">·</span><span·class="s">"<\?xml·version=\"1.0\"·encoding=\"iso-8859-1\"\?>"</span><span·class="p">,</span><span·class="w"> |
| 214 | ······</span><span·class="nf">doctype</span><span·class="p"·data-group-id=" | 214 | ······</span><span·class="nf">doctype</span><span·class="p"·data-group-id="2751160099-10">(</span><span·class="p"·data-group-id="2751160099-10">)</span><span·class="p">,</span><span·class="w"> |
| 215 | ······</span><span·class="s">"<html·xmlns=\"http://www.w3.org/1999/xhtml\"·>"</span><span·class="w"> | 215 | ······</span><span·class="s">"<html·xmlns=\"http://www.w3.org/1999/xhtml\"·>"</span><span·class="w"> |
| 216 | ······</span><span·class="s">"<head>"</span><span·class="w"> | 216 | ······</span><span·class="s">"<head>"</span><span·class="w"> |
| 217 | ······</span><span·class="s">"<title>"</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id=" | 217 | ······</span><span·class="s">"<title>"</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="2751160099-11">(</span><span·class="nf">select</span><span·class="p"·data-group-id="2751160099-12">(</span><span·class="s">"title"</span><span·class="p">,</span><span·class="n">E</span><span·class="p"·data-group-id="2751160099-12">)</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·5af67f86fa40118a20c827f6c28ad4d2cd9512826ff74d06f55cccba886203cd·...·]-11">)</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"</title>"</span><span·class="w"> |
| 218 | ······</span><span·class="s">"</head>"</span><span·class="w"> | 218 | ······</span><span·class="s">"</head>"</span><span·class="w"> |
| 219 | ······</span><span·class="s">"<body>"</span><span·class="p">,</span><span·class="w"> | 219 | ······</span><span·class="s">"<body>"</span><span·class="p">,</span><span·class="w"> |
| 220 | ······</span><span·class="nf">xslapply</span><span·class="p"·data-group-id=" | 220 | ······</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="2751160099-13">(</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·b1dfaa14cb28213866491f46b76c09fe6770687a2b76cc1915b6b91e6f4efc57·...·]-13">)</span><span·class="p">,</span><span·class="w"> |
| 221 | ······</span><span·class="s">"</body>"</span><span·class="w"> | 221 | ······</span><span·class="s">"</body>"</span><span·class="w"> |
| 222 | ······</span><span·class="s">"</html>"</span><span·class="w">·</span><span·class="p"·data-group-id=" | 222 | ······</span><span·class="s">"</html>"</span><span·class="w">·</span><span·class="p"·data-group-id="2751160099-9">]</span><span·class="p">;</span><span·class="w"> |
| 223 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 223 | </span><span·class="nf">template</span><span·class="p"·data-group-id="2751160099-14">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="2751160099-15">{</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·637,·SHA:·85bd974a2144f5579a31dac4c325e47efa810fdc3efe39bb2ccefa613aa8ba9f·...·]-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 224 | ····</span><span·class="p"·data-group-id=" | 224 | ····</span><span·class="p"·data-group-id="2751160099-18">[</span><span·class="s">"<h1>"</span><span·class="p">,</span><span·class="w"> |
| 225 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id=" | 225 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="2751160099-19">(</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·b1dfaa14cb28213866491f46b76c09fe6770687a2b76cc1915b6b91e6f4efc57·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 226 | ·····</span><span·class="s">"</h1>"</span><span·class="p"·data-group-id=" | 226 | ·····</span><span·class="s">"</h1>"</span><span·class="p"·data-group-id="2751160099-18">]</span><span·class="p">;</span><span·class="w"> |
| 227 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 227 | </span><span·class="nf">template</span><span·class="p"·data-group-id="2751160099-20">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="2751160099-21">{</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·641,·SHA:·2cdb5a6def727680a6304342629828fdd23da0d3b42a715d0775441753c68fd9·...·]-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | ····</span><span·class="p"·data-group-id=" | 228 | ····</span><span·class="p"·data-group-id="2751160099-24">[</span><span·class="s">"<h2>"</span><span·class="p">,</span><span·class="w"> |
| 229 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id=" | 229 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="2751160099-25">(</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·b1dfaa14cb28213866491f46b76c09fe6770687a2b76cc1915b6b91e6f4efc57·...·]-25">)</span><span·class="p">,</span><span·class="w"> |
| 230 | ·····</span><span·class="s">"</h2>"</span><span·class="p"·data-group-id=" | 230 | ·····</span><span·class="s">"</h2>"</span><span·class="p"·data-group-id="2751160099-24">]</span><span·class="p">;</span><span·class="w"> |
| 231 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 231 | </span><span·class="nf">template</span><span·class="p"·data-group-id="2751160099-26">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="2751160099-27">{</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·641,·SHA:·8fd3af3beb7c3c0a74ba17cebb0b90d174e96f713581e3585fda21c4a9b8111d·...·]-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="p"·data-group-id="2751160099-30">[</span><span·class="s">"<h3>"</span><span·class="p">,</span><span·class="w"> |
| 233 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id=" | 233 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="2751160099-31">(</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·b1dfaa14cb28213866491f46b76c09fe6770687a2b76cc1915b6b91e6f4efc57·...·]-31">)</span><span·class="p">,</span><span·class="w"> |
| 234 | ·····</span><span·class="s">"</h3>"</span><span·class="p"·data-group-id=" | 234 | ·····</span><span·class="s">"</h3>"</span><span·class="p"·data-group-id="2751160099-30">]</span><span·class="p">;</span><span·class="w"> |
| 235 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 235 | </span><span·class="nf">template</span><span·class="p"·data-group-id="2751160099-32">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="2751160099-33">{</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·184,·SHA:·92cc101a3117c9dd80946cb814b22093644f999ec4956d07d8b6161aec125181·...·]-32">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 236 | ····</span><span·class="p"·data-group-id=" | 236 | ····</span><span·class="p"·data-group-id="2751160099-34">[</span><span·class="s">"<p>"</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="2751160099-35">(</span><span·class="w">·</span><span·class="k">fun</span><span[·...·truncated·by·diffoscope;·len:·360,·SHA:·c133ed070997a79e505093bbdb96858ec305708830f9403ef0c33873dbcbb1d8·...·]-34">]</span><span·class="p">;</span><span·class="w"> |
| 237 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 237 | </span><span·class="nf">template</span><span·class="p"·data-group-id="2751160099-36">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="2751160099-37">{</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·184,·SHA:·2a94bb862159f27d21830d7f8739ccf88fdfea205779e4d3731e0968bb2af19a·...·]-36">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 238 | ····</span><span·class="p"·data-group-id=" | 238 | ····</span><span·class="p"·data-group-id="2751160099-38">[</span><span·class="s">"<p·class=\"note\">"</span><span·class="w"> |
| 239 | ·····</span><span·class="s">"<b>NOTE:·</b>"</span><span·class="p">,</span><span·class="w"> | 239 | ·····</span><span·class="s">"<b>NOTE:·</b>"</span><span·class="p">,</span><span·class="w"> |
| 240 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id=" | 240 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="2751160099-39">(</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·b1dfaa14cb28213866491f46b76c09fe6770687a2b76cc1915b6b91e6f4efc57·...·]-39">)</span><span·class="p">,</span><span·class="w"> |
| 241 | ·····</span><span·class="s">"</p>"</span><span·class="p"·data-group-id=" | 241 | ·····</span><span·class="s">"</p>"</span><span·class="p"·data-group-id="2751160099-38">]</span><span·class="p">;</span><span·class="w"> |
| 242 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 242 | </span><span·class="nf">template</span><span·class="p"·data-group-id="2751160099-40">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="2751160099-41">{</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·184,·SHA:·847a189455bb963206b0a52e3446430ccdd96a0bf7c06c86fd0f886b3d09b454·...·]-40">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 243 | ····</span><span·class="p"·data-group-id=" | 243 | ····</span><span·class="p"·data-group-id="2751160099-42">[</span><span·class="s">"<em>"</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="2751160099-43">(</span><span·class="w">·</span><span·class="k">fun</span><spa[·...·truncated·by·diffoscope;·len:·362,·SHA:·168e102877ef427ca8a68c9cd4b81e8a8f430d23518fc1e921388e4834ccb8fc·...·]-42">]</span><span·class="p">;</span><span·class="w"> |
| 244 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 244 | </span><span·class="nf">template</span><span·class="p"·data-group-id="2751160099-44">(</span><span·class="n">E</span><span·class="p"·data-group-id="2751160099-44">)</span><span·class="p">-></span><span·class="w"> |
| 245 | ····</span><span·class="nf">built_in_rules</span><span·class="p"·data-group-id=" | 245 | ····</span><span·class="nf">built_in_rules</span><span·class="p"·data-group-id="2751160099-45">(</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·b1dfaa14cb28213866491f46b76c09fe6770687a2b76cc1915b6b91e6f4efc57·...·]-45">)</span><span·class="p">.</span></code></pre><p>It·is·important·to·end·with·a·call·to·<a·href="xmerl_xs.html#built_in_rules/2"><code·class="inline">xmerl_xs:built_in_rules/2</code></a>·if·you·want·any |
| 246 | text·to·be·written·in·"push"·transforms.·That·are·the·ones·using·a·lot·<code·class="inline">xslapply(·fun·template/1,·E·)</code>·instead·of·<code·class="inline">value_of(select("xpath",E))</code>,·which·is·pull...</p><hr·class="thin"/><p>The·largest·example·is·the·stylesheet·to·transform·this·document·from·the | 246 | text·to·be·written·in·"push"·transforms.·That·are·the·ones·using·a·lot·<code·class="inline">xslapply(·fun·template/1,·E·)</code>·instead·of·<code·class="inline">value_of(select("xpath",E))</code>,·which·is·pull...</p><hr·class="thin"/><p>The·largest·example·is·the·stylesheet·to·transform·this·document·from·the |
| 247 | Simplified·Docbook·XML·format·to·xhtml.·The·source·file·is·sdocbook2xhtml.erl.</p><h3·id="tips-and-tricks"·class="section-heading"> | 247 | Simplified·Docbook·XML·format·to·xhtml.·The·source·file·is·sdocbook2xhtml.erl.</p><h3·id="tips-and-tricks"·class="section-heading"> |
| 248 | ··<a·href="#tips-and-tricks"·class="hover-link"> | 248 | ··<a·href="#tips-and-tricks"·class="hover-link"> |
| 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 250 | ··</a> | 250 | ··</a> |
| 251 | ··<span·class="text">Tips·and·tricks</span> | 251 | ··<span·class="text">Tips·and·tricks</span> |
| 252 | </h3> | 252 | </h3> |
| Offset 270, 29 lines modified | Offset 270, 29 lines modified | ||
| 270 | position·in·Erlang.</p><hr·class="thin"/><h4>Example·5·Counting·positions</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"stanza"</span><span·class="o">></span><span·class="w"> | 270 | position·in·Erlang.</p><hr·class="thin"/><h4>Example·5·Counting·positions</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"stanza"</span><span·class="o">></span><span·class="w"> |
| 271 | ··</span><span·class="o"><</span><span·class="ss">p</span><span·class="o">></span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="nb">apply</span><span·class="o">-</span><span·class="ss">templates</span><span·class="w">·</span><span·class="ss">select</span><span·class="o">=</span><span·class="s">"line"</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="o"><</span><span·class="o">/</span><span·class="ss">p</span><span·class="o">></span><span·class="w"> | 271 | ··</span><span·class="o"><</span><span·class="ss">p</span><span·class="o">></span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="nb">apply</span><span·class="o">-</span><span·class="ss">templates</span><span·class="w">·</span><span·class="ss">select</span><span·class="o">=</span><span·class="s">"line"</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="o"><</span><span·class="o">/</span><span·class="ss">p</span><span·class="o">></span><span·class="w"> |
| 272 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span><span·class="w"> | 272 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span><span·class="w"> |
| 273 | </span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"line"</span><span·class="o">></span><span·class="w"> | 273 | </span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"line"</span><span·class="o">></span><span·class="w"> |
| 274 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="k">if</span><span·class="w">·</span><span·class="ss">test</span><span·class="o">=</span><span·class="s">"position()·mod·2·=·0"</span><span·class="o">></span><span·class="err">&</span><span·class="p">#</span><span·class="mi">160</span><span·class="p">;</span><span·class="err">&</span><span·class="p">#</span><span·class="mi">160</span><span·class="p">;</span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="k">if</span><span·class="o">></span><span·class="w"> | 274 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="k">if</span><span·class="w">·</span><span·class="ss">test</span><span·class="o">=</span><span·class="s">"position()·mod·2·=·0"</span><span·class="o">></span><span·class="err">&</span><span·class="p">#</span><span·class="mi">160</span><span·class="p">;</span><span·class="err">&</span><span·class="p">#</span><span·class="mi">160</span><span·class="p">;</span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="k">if</span><span·class="o">></span><span·class="w"> |
| 275 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">value</span><span·class="o">-</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">select</span><span·class="o">=</span><span·class="s">"."</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="o"><</span><span·class="ss">br</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="w"> | 275 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">value</span><span·class="o">-</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">select</span><span·class="o">=</span><span·class="s">"."</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="o"><</span><span·class="ss">br</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="w"> |
| 276 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span></code></pre><p>Can·be·written·as</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id="0 | 276 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span></code></pre><p>Can·be·written·as</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id="0711481929-1">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="0711481929-2">{</span><span·class="ss">name</span>[·...·truncated·by·diffoscope;·len:·158,·SHA:·56ccc003387d5dc53392217b22d661078803d3854cda5590eae0a04012fe08de·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 277 | ····</span><span·class="p"·data-group-id="0 | 277 | ····</span><span·class="p"·data-group-id="0711481929-3">{</span><span·class="n">Lines</span><span·class="p">,</span><span·class="n">LineNo</span><span·class="p"·data-group-id="0711481929-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span>[·...·truncated·by·diffoscope;·len:·653,·SHA:·334afb5ff995ab7cb897ad683587735879dedbfe6a32cfb77ab32e1bcc81ffd1·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 278 | ····</span><span·class="p"·data-group-id="0 | 278 | ····</span><span·class="p"·data-group-id="0711481929-6">[</span><span·class="s">"<p>"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Lines</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"</p>"</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·d7aa33b3a16b39092e990189a83ecea3fdad5d04d5ea83944412b8785530497e·...·]-6">]</span><span·class="p">.</span><span·class="w"> |
| 279 | </span><span·class="nf">template_pos</span><span·class="p"·data-group-id="0 | 279 | </span><span·class="nf">template_pos</span><span·class="p"·data-group-id="0711481929-7">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="0711481929-8">{</span><span·class="ss">name</span>[·...·truncated·by·diffoscope;·len:·228,·SHA:·6f74712d72476cbd79ef89024472632f9a69ad84b78552cbd28ef187c936cd83·...·]-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 280 | ····</span><span·class="p"·data-group-id="0 | 280 | ····</span><span·class="p"·data-group-id="0711481929-9">{</span><span·class="p"·data-group-id="0711481929-10">[</span><span·class="nf">indent_line</span><span·class="p"·data-group-id="0711481929-11">(</span><span·class="n">P</span><span·class="w">·</span><span·class="ow">rem</span><span·class="w">·[·...·truncated·by·diffoscope;·len:·794,·SHA:·b7f60e4e6121a1a18d25214e8df8ed18ae776f8066dbc06e8b0976ebb2d81bee·...·]-9">}</span><span·class="p">.</span><span·class="w"> |
| 281 | </span><span·class="nf">indent_line</span><span·class="p"·data-group-id="0 | 281 | </span><span·class="nf">indent_line</span><span·class="p"·data-group-id="0711481929-13">(</span><span·class="mi">0</span><span·class="p"·data-group-id="0711481929-13">)</span><span·class="p">-></span><span·class="s">"&#160;&#160;"</span><span·class="p">;</span><span·class="w"> |
| 282 | </span><span·class="nf">indent_line</span><span·class="p"·data-group-id="0 | 282 | </span><span·class="nf">indent_line</span><span·class="p"·data-group-id="0711481929-14">(</span><span·class="p">_</span><span·class="p"·data-group-id="0711481929-14">)</span><span·class="p">-></span><span·class="s">""</span><span·class="p">.</span></code></pre><hr·class="thin"/><h4>Global·tree·awareness</h4><p>In·XSLT·you·have·"root"·access·to·the·top·of·the·tree·with·XPath,·even·though |
| 283 | you·are·somewhere·deep·in·your·tree.</p><p>The·xslapply/2·function·only·carries·back·the·child·part·of·the·tree·to·the | 283 | you·are·somewhere·deep·in·your·tree.</p><p>The·xslapply/2·function·only·carries·back·the·child·part·of·the·tree·to·the |
| 284 | template·fun.·But·it·is·quite·easy·to·write·template·funs·that·handles·both·the | 284 | template·fun.·But·it·is·quite·easy·to·write·template·funs·that·handles·both·the |
| 285 | child·and·top·tree.</p><hr·class="thin"/><h4>Example·6·Passing·the·root·tree</h4><p>The·following·example·piece·will·prepend·the·article·title·to·any·section·title</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id="6 | 285 | child·and·top·tree.</p><hr·class="thin"/><h4>Example·6·Passing·the·root·tree</h4><p>The·following·example·piece·will·prepend·the·article·title·to·any·section·title</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id="2672179562-1">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="2672179562-2">{</span><span·class="ss">name</span[·...·truncated·by·diffoscope;·len:·255,·SHA:·a0a4dfd08938a424143aa1ed432791195cefedd4e391d8499c0330fcdb4137fd·...·]62-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 286 | ····</span><span·class="p"·data-group-id="6 | 286 | ····</span><span·class="p"·data-group-id="2672179562-3">[</span><span·class="s">"<h3>"</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="2672179562-4">(</span><span·class="nf">select</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·234,·SHA:·72a10a72757813c490436724c760f92726d5ecbcdd0ce74785662b1f9f3afc62·...·]62-4">)</span><span·class="p">,</span><span·class="s">"·-·"</span><span·class="p">,</span><span·class="w"> |
| 287 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="6 | 287 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="2672179562-6">(</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="2672179562-7">(</span><span·class="n">A</span><span·class="p"·data-group-id="2672179562-7">)</span><span·class="w">·</span><span·class="p">-></span><[·...·truncated·by·diffoscope;·len:·421,·SHA:·7ed0c702a6bc34822bf4dc379ff05fe29991969ff9f9200f1e33b33c76257dd0·...·]62-6">)</span><span·class="p">,</span><span·class="w"> |
| 288 | ·····</span><span·class="s">"</h3>"</span><span·class="p"·data-group-id="6 | 288 | ·····</span><span·class="s">"</h3>"</span><span·class="p"·data-group-id="2672179562-3">]</span><span·class="p">;</span></code></pre><hr·class="thin"/> |
| 289 | </div> | 289 | </div> |
| 290 | <div·class="bottom-actions"·id="bottom-actions"> | 290 | <div·class="bottom-actions"·id="bottom-actions"> |
| 291 | ··<div·class="bottom-actions-item"> | 291 | ··<div·class="bottom-actions-item"> |
| 292 | ······<a·href="xmerl_examples.html"·class="bottom-actions-button"·rel="prev"> | 292 | ······<a·href="xmerl_examples.html"·class="bottom-actions-button"·rel="prev"> |
| 293 | ········<span·class="subheader"> | 293 | ········<span·class="subheader"> |
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| 322 | ······<p·class="built-using"> | 322 | ······<p·class="built-using"> |
| 323 | ········Built·using | 323 | ········Built·using |
| 324 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 324 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 325 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 325 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
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| 772 | parsed·XML·<a·href="xmerl.html#t:xmlElement/0"><code·class="inline">Element :: #xmlElement{}</code></a> | 772 | parsed·XML·<a·href="xmerl.html#t:xmlElement/0"><code·class="inline">Element :: #xmlElement{}</code></a> |
| 773 | and·a·State,·<a·href="#t:global_state/0"><code·class="inline">global_state/0</code></a>,·which·holds·necessary·information | 773 | and·a·State,·<a·href="#t:global_state/0"><code·class="inline">global_state/0</code></a>,·which·holds·necessary·information |
| 774 | from·an·already·processed·schema.··Thus·validate·enables·reuse | 774 | from·an·already·processed·schema.··Thus·validate·enables·reuse |
| 775 | of·the·schema·information·and·therefore·if·one·shall·validate | 775 | of·the·schema·information·and·therefore·if·one·shall·validate |
| 776 | several·times·towards·the·same·schema·it·reduces·time·consumption.</p><p>The·result,·<code·class="inline">ValidElement</code>,·is·the·valid·element·that·conforms·to·the | 776 | several·times·towards·the·same·schema·it·reduces·time·consumption.</p><p>The·result,·<code·class="inline">ValidElement</code>,·is·the·valid·element·that·conforms·to·the |
| 777 | post-schema-validation·infoset.·When·the·validator·finds·an·error·it·tries·to | 777 | post-schema-validation·infoset.·When·the·validator·finds·an·error·it·tries·to |
| 778 | continue·and·reports·a·list·of·all·errors·found.·In·those·cases·an·unexpected | 778 | continue·and·reports·a·list·of·all·errors·found.·In·those·cases·an·unexpected |
| 779 | error·is·found·it·may·cause·a·single·error·reason.</p><p>Usage·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">1</span><span·class="o">></span><span·class="p"·data-group-id=" | 779 | error·is·found·it·may·cause·a·single·error·reason.</p><p>Usage·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">1</span><span·class="o">></span><span·class="p"·data-group-id="4240226164-1">{</span><span·class="n">E</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="4240226164-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><sp[·...·truncated·by·diffoscope;·len:·197,·SHA:·9aff1d713099145d77a3d893f8d9dceea0100279c40894818fe8d0607f691a58·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 780 | </span><span·class="mi">2</span><span·class="o">></span><span·class="p"·data-group-id=" | 780 | </span><span·class="mi">2</span><span·class="o">></span><span·class="p"·data-group-id="4240226164-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">S</span><span·class="p"·data-group-id="4240226164-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_xsd</span><s[·...·truncated·by·diffoscope;·len:·206,·SHA:·19fd74ff5de6b08f1c9b30959fc35d61ca3c13279a011a653d8c37ab748bcbb8·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 781 | </span><span·class="mi">3</span><span·class="o">></span><span·class="p"·data-group-id=" | 781 | </span><span·class="mi">3</span><span·class="o">></span><span·class="p"·data-group-id="4240226164-5">{</span><span·class="n">E2</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="4240226164-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_xsd</span><sp[·...·truncated·by·diffoscope;·len:·219,·SHA:·3b9eb6305d3e4e079990f116f1afa7142f621544b1f2dc368c6553cb11c6e2ff·...·]-6">)</span><span·class="p">.</span></code></pre><p>Observe·that·E2·may·differ·from·E·if·for·instance·there·are·default·values |
| 782 | defined·in·<code·class="inline">my_XML_Schema.xsd</code>.</p> | 782 | defined·in·<code·class="inline">my_XML_Schema.xsd</code>.</p> |
| 783 | ··</section> | 783 | ··</section> |
| 784 | </section> | 784 | </section> |
| 785 | ····</div> | 785 | ····</div> |
| 786 | ··</section> | 786 | ··</section> |
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| 800 | ······<p·class="built-using"> | 800 | ······<p·class="built-using"> |
| 801 | ········Built·using | 801 | ········Built·using |
| 802 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 802 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 803 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 803 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 804 | ······</p> | 804 | ······</p> |
| 805 | <p>Copyright·©·1996-202 | 805 | <p>Copyright·©·1996-2025·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 806 | ····</footer> | 806 | ····</footer> |
| 807 | ··</div> | 807 | ··</div> |
| 808 | </main> | 808 | </main> |
| 809 | </div> | 809 | </div> |
| 810 | <script> | 810 | <script> |
| 811 | ··function·mermaidLoaded()·{ | 811 | ··function·mermaidLoaded()·{ |
| 812 | ····mermaid.initialize({ | 812 | ····mermaid.initialize({ |
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