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#!/bin/sh

## live-build(7) - System Build Scripts
## Copyright (C) 2006-2010 Daniel Baumann <daniel@debian.org>
##
## live-build comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
## This is free software, and you are welcome to redistribute it
## under certain conditions; see COPYING for details.


set -e

# Including common functions
. "${LH_BASE:-/usr/share/live/build}"/scripts/build.sh

# Setting static variables
DESCRIPTION="$(Echo 'manage /etc/kernel-img.conf')"
HELP=""
USAGE="${PROGRAM} {install|remove} [--force]"

Arguments "${@}"

# Reading configuration files
Read_conffiles config/all config/common config/bootstrap config/chroot config/binary config/source
Set_defaults

# Requiring stage file
Require_stagefile .stage/config .stage/bootstrap

case "${1}" in
	install)
		Echo_message "Configuring file /etc/kernel-img.conf"

		# Checking stage file
		Check_stagefile .stage/chroot_linux-image

		# Checking lock file
		Check_lockfile .lock

		# Creating lock file
		Create_lockfile .lock

		if [ -f chroot/etc/kernel-img.conf ]
		then
			# Saving kernel-img.conf
			cp chroot/etc/kernel-img.conf chroot/etc/kernel-img.conf.old
		fi

		# Configuring kernel-img.conf
cat >> chroot/etc/kernel-img.conf << EOF
do_bootloader = No
do_initrd = Yes
warn_initrd = No
EOF

		# Diverting update-initramfs
		#case "${LH_INITRAMFS}" in
		#	live-initramfs|live-boot)
		#		mv chroot/usr/sbin/update-initramfs chroot/usr/sbin/update-initramfs.live-build
		#		;;
		#esac

		if [ "${LH_LINUX_PACKAGES}" != "none" ]
		then
			for FLAVOUR in ${LH_LINUX_FLAVOURS}
			do
				for PACKAGE in ${LH_LINUX_PACKAGES}
				do
					echo ${PACKAGE}-${FLAVOUR} >> chroot/root/chroot_packages
				done
			done
		fi

		# Queue installation of linux-image and ${LH_INITRAMFS}
		if [ "${LH_INITRAMFS}" != "none" ]
		then
			echo ${LH_INITRAMFS} >> chroot/root/chroot_packages
		fi

		# Creating stage file
		Create_stagefile .stage/chroot_linux-image
		;;

	remove)
		Echo_message "Deconfiguring file /etc/kernel-img.conf"

		# Checking lock file
		Check_lockfile .lock

		# Creating lock file
		Create_lockfile .lock

		if [ -f chroot/etc/kernel-img.conf.old ]
		then
			# Restoring kernel-img.conf file
			mv chroot/etc/kernel-img.conf.old chroot/etc/kernel-img.conf
		else
			# Removing kernel-img.conf file
			Truncate chroot/etc/kernel-img.conf
		fi

		# Removing stage file
		rm -f .stage/chroot_linux-image
		;;

	*)
		Usage
		;;
esac