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#!/bin/sh

# lh_binary_chroot(1) - copy chroot 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

# 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="copy chroot into chroot"
HELP=""
USAGE="${PROGRAM} [--force]"

Arguments "${@}"

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

Echo_message "Begin copying chroot..."
Echo_message "This may take a while."

# Requiring stage file
Require_stagefile .stage/bootstrap

# Checking stage file
Check_stagefile .stage/binary_chroot

# Checking lock file
Check_lockfile .lock

# Creating lock file
Create_lockfile .lock

# Normally, virtual filesystems are not mounted here, but people tend to be lazy
if [ -f chroot/proc/version ]
then
	${LH_ROOT_COMMAND} umount chroot/proc
fi

if [ -d chroot/sys/kernel ]
then
	${LH_ROOT_COMMAND} umount chroot/sys
fi

# Removing old chroot
${LH_ROOT_COMMAND} rm -rf chroot/chroot
${LH_ROOT_COMMAND} rm -rf chroot.tmp

# Copying new chroot
#if [ "${LIVE_BINARY_INDICES}" = "enabled" ]
#then
	${LH_ROOT_COMMAND} cp -a chroot chroot.tmp
#else
#	${LH_ROOT_COMMAND} cp -al chroot chroot.tmp
#fi
${LH_ROOT_COMMAND} mv chroot.tmp chroot/chroot

if [ -n "${LH_ROOT_COMMAND}" ]
then
	${LH_ROOT_COMMAND} chown -R `whoami`:`whoami` chroot
fi

# Creating stage file
Create_stagefile .stage/binary_chroot