#!/bin/sh

# lh_clean(1) - clean up system build directories
# 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

# Including common functions
LH_BASE="${LH_BASE:-/usr/share/live-helper}"

for FUNCTION in "${LH_BASE}"/functions/*.sh
do
	. "${FUNCTION}"
done

# Setting static variables
DESCRIPTION="clean up system build directories"
HELP=""
USAGE="${PROGRAM} [--all] [--cache] [--chroot] [--binary] [--purge] [--remove] [--stage] [--source]"

Arguments "${@}"

# Reading configuration files
Read_conffile config/common
Read_conffile config/bootstrap
Read_conffile config/chroot
Read_conffile config/binary
Read_conffile config/source
Read_conffile "${LH_CONFIG}"
Set_defaults

rm -f .lock

if [ -z "${@}" ]
then
	ARGUMENTS="--all"
else
	ARGUMENTS="${@}"
fi

# Avoid cases were users accidentally nuke their config/binary
if [ ! -d config ] || [ "$(basename ${PWD})" = "config" ]
then
	Echo_error "${PWD} is not a good Debian Live working directory to clean."
	exit 1
fi

for ARGUMENT in ${ARGUMENTS}
do
	case "${ARGUMENT}" in
		--all)
			"${0}" --chroot
			"${0}" --binary
			"${0}" --stage
			"${0}" --source
			;;

		--cache)
			${LH_ROOT_COMMAND} rm -rf cache
			;;

		--chroot)
			Echo_message "Cleaning chroot"
			${LH_ROOT_COMMAND} umount -f chroot/sys > /dev/null 2>&1 || true
			${LH_ROOT_COMMAND} umount -f chroot/proc/sys/fs/binfmt_misc > /dev/null 2>&1 || true
			${LH_ROOT_COMMAND} umount -f chroot/proc > /dev/null 2>&1 || true
			${LH_ROOT_COMMAND} umount -f chroot/lib/init/rw > /dev/null 2>&1 || true
			${LH_ROOT_COMMAND} umount -f chroot/dev/shm > /dev/null 2>&1 || true
			${LH_ROOT_COMMAND} umount -f chroot/dev/pts > /dev/null 2>&1 || true
			${LH_ROOT_COMMAND} umount -f chroot/dev > /dev/null 2>&1 || true

			${LH_ROOT_COMMAND} rm -rf chroot chroot.tmp

			rm -f .stage/chroot*
			;;

		--binary)
	                ${LH_ROOT_COMMAND} umount -f binary.tmp > /dev/null 2>&1 || true
			rm -rf binary.tmp binary.deb binary.udeb
			rm -f binary.iso
			rm -f binary.img
			rm -f binary*.tar.gz
			rm -f binary.sh

			rm -rf binary
			rm -rf tftpboot

			rm -f .stage/binary*
			;;

		--remove)
			"${0}" --all
			rm -rf cache/packages_*
			;;

		--purge)
			"${0}" --all
			"${0}" --cache
			;;

		--stage)
			rm -rf .stage
			;;

		--source)
			rm -f source.iso
			rm -f source.img
			rm -f source*.tar
			rm -f source*.tar.gz

			rm -rf source

			rm -f .stage/source*
			;;

		*)
			"${0}" --usage
			;;
	esac
done