#!/bin/sh

# lh_chroot_symlinks(1) - convert symlinks
# 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="convert symlinks"
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_symlinks: Init"

# Requiring stage file
Require_stagefile .stage/bootstrap

# Checking stage file
Check_stagefile .stage/chroot_symlinks

# Checking lock file
Check_lockfile .lock

# Creating lock file
Create_lockfile .lock

if [ "${LIVE_SYMLINKS}" = "enabled" ]
then
	if [ -f chroot/usr/bin/symlinks ]
	then
		SYMLINKS="true"
	fi

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

			aptitude)
				Chroot "aptitude install --assume-yes symlinks"
				;;
		esac
	fi

	# Converting symlinks
	Chroot "symlinks -c -r -s /"

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

			aptitude)
				Chroot "aptitude purge --assume-yes symlinks"
				;;
		esac
	fi

	# Creating stage file
	Create_stagefile .stage/chroot_symlinks
fi