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#!/bin/sh

## live-build(7) - System Build Scripts
## Copyright (C) 2006-2012 Daniel Baumann <daniel@debian.org>
##
## 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="$(Echo 'queue install of package lists into chroot')"
HELP=""
USAGE="${PROGRAM} {install|live} [--force]"

_PASS="${1}"
shift

Arguments "${@}"

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

Echo_message "Begin queueing installation of package lists (${_PASS} pass)..."

# Requiring stage file
Require_stagefile .build/config .build/bootstrap

# Checking stage file
Check_stagefile .build/chroot_package-lists.${_PASS}

# Checking lock file
Check_lockfile .lock

# Creating lock file
Create_lockfile .lock

# Handling local package lists
if ls config/package-lists/*.list > /dev/null 2>&1 || \
   ls config/package-lists/*.list.chroot > /dev/null 2>&1 || \
   ls config/package-lists/*.list.chroot_${_PASS} > /dev/null 2>&1
then
	case "${LB_BUILD_WITH_CHROOT}" in
		true)
			# Checking depends
			Check_package chroot/usr/bin/grep-aptavail dctrl-tools

			# Restoring cache
			Restore_cache cache/packages.chroot

			# Installing depends
			Install_package
			;;

		false)
			if [ ! -e /usr/bin/grep-aptavail ]; then
				# dctrl-tools
				Echo_error "/usr/bin/grep-aptavail - no such file."
				exit 1
			fi
			;;
	esac

	if [ -e "${LIVE_BUILD}/share/bin/Packages" ]
	then
		cp "${LIVE_BUILD}/share/bin/Packages" chroot/bin
	else
		cp /usr/share/live/build/bin/Packages chroot/bin
	fi

	for LIST in config/package-lists/*.list \
		    config/package-lists/*.list.chroot \
		    config/package-lists/*.list.chroot_${_PASS}
	do
		if [ -e "${LIST}" ]
		then
			# Generating package list
			Expand_packagelist "$(basename ${LIST})" "config/package-lists" \
				>> chroot/root/packages.chroot
		fi
	done

	rm -f chroot/bin/Packages

	case "${LB_BUILD_WITH_CHROOT}" in
		true)
			# Removing dctrl-tools again if the user has not installed it
			if ! grep -qs dctrl-tools chroot/root/packages.chroot
			then
				# Removing depends
				Remove_package
			fi

			# Saving cache
			Save_cache cache/packages.binary
			;;
	esac

	# Creating stage file
	Create_stagefile .build/chroot_package-lists.${_PASS}
fi