live-build/helpers/lh_chroot_tasks

#!/bin/sh

# lh_chroot_tasks(1) - install tasks into chroot
# Copyright (C) 2006-2007 Daniel Baumann <daniel@debian.org>
#
# live-helper 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

# Source common functions
for FUNCTION in /usr/share/live-helper/functions/*.sh
do
	. ${FUNCTION}
done

# Set static variables
DESCRIPTION="install tasks into chroot"
HELP=""
USAGE="${PROGRAM} [--force]"

Arguments "${@}"

Echo_debug "Init ${PROGRAM}"

# Reading configuration files
Read_conffile config/bootstrap
Read_conffile config/chroot
Read_conffile config/common
Read_conffile config/image
Set_defaults

Breakpoint "chroot_tasks: Init"

# Requiring stage file
Require_stagefile .stage/bootstrap

# Checking stage file
Check_stagefile .stage/chroot_tasks

# Checking lock file
Check_lockfile .lock

# Creating lock file
Create_lockfile .lock

if [ -n "${LIVE_TASKS}" ]
then
	# Restoring cache
	Restore_cache cache/chroot_tasks

	if [ ! -f chroot/usr/bin/aptitude ]
	then
		PACKAGES="${PACKAGES} aptitude"
	fi

	if [ ! -f chroot/usr/bin/tasksel ]
	then
		PACKAGES="${PACKAGES} tasksel"
	fi

	if [ -n "${PACKAGES}" ]
	then
		# Installing symlinks
		case "${LH_APT}" in
			apt|apt-get)
				Chroot "apt-get install --yes ${PACKAGES}"
				;;

			aptitude)
				Chroot "aptitude install --assume-yes ${PACKAGES}"
				;;
		esac
	fi

	for TASK in ${LIVE_TASKS}
	do
		Chroot "tasksel --debconf-apt-progress --logstderr install ${TASK}"
	done

	if [ -n "${PACKAGES}" ]
	then
		# Removing packages
		case "${LH_APT}" in
			apt|apt-get)
				Chroot "apt-get remove --purge --yes ${PACKAGES}"
				;;

			aptitude)
				Chroot "aptitude purge --assume-yes ${PACKAGES}"
				;;
		esac
	fi

	# Saving cache
	Save_cache cache/chroot_tasks

	# Creating stage file
	Create_stagefile .stage/chroot_tasks
fi