#!/bin/sh

# lh_clean(1) - clean up system build directories
# Copyright (C) 2006-2009 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

# Read meta config
if [ "${1}" != "noautoconfig" ] && [ -x scripts/clean ]
then
	./scripts/clean ${@}
fi

if [ "${1}" = "noautoconfig" ]
then
	shift
fi

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

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

#Arguments "${@}"

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

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

rm -f .lock

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

for ARGUMENT in ${ARGUMENTS}
do
	case "${ARGUMENT}" in
		--all)
			LH=1 "${0}" noautoconfig --chroot
			LH=1 "${0}" noautoconfig --binary
			LH=1 "${0}" noautoconfig --stage
			LH=1 "${0}" noautoconfig --source

			if [ -d scripts ]
			then
				rmdir --ignore-fail-on-non-empty scripts
			fi
			;;

		--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} umount -f chroot/binary.tmp > /dev/null 2>&1 || true
			${LH_ROOT_COMMAND} umount -f chroot/dev.tmp/pts > /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 -f binary.list binary.packages md5sum.txt

			rm -rf binary
			rm -rf tftpboot

			rm -f .stage/binary*
			;;

		--remove)
			LH=1 "${0}" --all
			rm -rf cache/packages_*
			;;

		--purge)
			LH=1 "${0}" --all
			LH=1 "${0}" --cache

			if [ -e scripts/config ]
			then
				rm -f .stage/config
			fi
			;;

		--stage)
			rm -rf .stage
			;;

		--source)
			rm -f source.iso
			rm -f source*.img
			rm -f source*.tar
			rm -f source*.tar.gz
			rm -f source.list
			rm -f source-selection.txt

			rm -rf source

			rm -f .stage/source*
			;;

		-h|--help)
			Help
			;;

		-u|--usage)
			Usage
			;;

		-v|--version)
			Version
			;;

		*)
			Usage
			exit 1
			;;
	esac
done