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#!/bin/sh
## live-build(7) - System Build Scripts
## Copyright (C) 2016-2020 The Debian Live team
## Copyright (C) 2006-2015 Daniel Baumann <mail@daniel-baumann.ch>
##
## This program 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
[ -e "${LIVE_BUILD}/scripts/build.sh" ] && . "${LIVE_BUILD}/scripts/build.sh" || . /usr/lib/live/build.sh
# Setting static variables
DESCRIPTION="Copy chroot into chroot"
USAGE="${PROGRAM} [--force]"
# Processing arguments and configuration files
Init_config_data "${@}"
Echo_message "Begin copying chroot..."
# Requiring stage file
Require_stagefile .build/config .build/bootstrap
# Checking stage file
Check_stagefile .build/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
umount chroot/proc
fi
if [ -d chroot/sys/kernel ]
then
umount chroot/sys
fi
if [ "${LB_BUILD_WITH_CHROOT}" = "false" ]
then
exit 0
fi
if [ "${LB_CACHE}" = "true" ] && Find_files cache/binary_rootfs/filesystem*
then
exit 0
fi
Echo_message "This may take a while."
# Removing old chroot
rm -rf chroot/chroot
rm -rf chroot.tmp
# Copying new chroot
if [ -d cache/bootstrap ] && [ "${LB_CHROOT_FILESYSTEM}" != "none" ] && [ "${LB_CHROOT_FILESYSTEM}" != "plain" ]
then
mv chroot chroot.tmp
cp -a cache/bootstrap chroot
touch chroot/chroot.cache
else
cp -a chroot chroot.tmp
fi
mv chroot.tmp chroot/chroot
# Handling chroot excludes
if [ -f config/rootfs/excludes ] && [ "${LB_CHROOT_FILESYSTEM}" != "squashfs" ]
then
case "${LB_BUILD_WITH_CHROOT}" in
true)
cp config/rootfs/excludes chroot/chroot/excludes
# Not using Chroot() here because we want explicitly /bin/bash (for the time being)
chroot chroot/chroot /usr/bin/env -i xargs --arg-file=/excludes -I FILE bash -c 'rm -rf FILE'
rm -f chroot/chroot/excludes
;;
false)
cp config/rootfs/excludes chroot/excludes
# Not using Chroot() here because we want explicitly /bin/bash (for the time being)
chroot chroot /usr/bin/env -i xargs --arg-file=/excludes -I FILE bash -c 'rm -rf FILE'
rm -f chroot/excludes
;;
esac
fi
# Creating stage file
Create_stagefile .build/binary_chroot
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