#!/bin/sh
# This PREBOOT command is used to modify a boot loader config file for an
# automatic install.
case "$ARCH" in
ia64)
	# TODO: per-host elilo.conf?
	sed -i \
	    -e "s!--.*!-- $BOOT_OPTS\"!" \
	    -e "s/default=.*/default=$BOOT_SELECTION/i" \
	    -e "s/chooser=textmenu/timeout=10/i" \
	    $TFTP_DIR/debian-installer/ia64/elilo.conf
;;
i386)
	# Create a pxelinux config file specifically for this host.
	CFG=$TFTP_DIR/debian-installer/i386/pxelinux.cfg/$(gethostip $MACHINE | cut -d ' ' -f 3)
	cp -f $TFTP_DIR/debian-installer/i386/pxelinux.cfg/default $CFG
	sed -i \
	    -e "s!--.*!-- $BOOT_OPTS!" \
	    -e 's/vga=normal //i' \
	    -e 's/devfs=mount,dall //i' \
           $CFG
	
	if [ -n "$BOOT_SELECTION" ]; then
		sed -i \
			-e "s/default .*/default $BOOT_SELECTION/i" \
	            	-e "s/timeout .*/timeout 10/i" \
			$CFG
	fi
	
	if [ -n "$GRAPHICS_DISABLE" ]; then
		sed -i -e 's/display .*//i' $CFG
	fi

	if [ -n "$SERIAL_CONSOLE_PXELINUX" ]; then
	        sed -i -e "1,1iserial $SERIAL_CONSOLE_PXELINUX" $CFG
		sed -i -e "/^label linux$/ilabel local\n\tLOCALBOOT 0\n" $CFG
	fi
;;
mipsel)
	cfg="$NFSROOT_DIR/nfsroot/default.colo"
	if [ ! -e "$cfg" ]; then
		echo "cannot find $cfg" >&2
		exit 1
	fi
	perl -i -pe 's/(^execute.*)/$1 $ENV{BOOT_OPTS}/i' $cfg
;;
*)
	echo "$0 does not support $ARCH" >&2
	exit 1
;;
esac