#!/bin/bash
export LB_VERSION=$VERSION

Compat_arguments ()
{
	while [ "$#" -gt 0 ]
	do
		arg="$1"
		shift
		case "$arg" in
		-r|--repositories) arg="--archives";;
		--architecture) arg="--architectures";;
		--packages-lists) arg="--package-lists";;
		--syslinux-theme) ;;
		# ignore other unsupported arguments
		--syslinux-*|--bootstrap-config|-e|--encryption|-l|--language) shift; continue;;
		--binary-indices|--packages|--symlinks|--sysvinit|--tasks|--virtual-root-size) shift; continue;;
		esac
		echo -n "$arg$IFS"
	done
}

Compat_config ()
{
[ -e config/chroot ] && cat <<eof >> config/chroot

# Compat (Live-build 2 -> 3)
LB_REPOSITORIES="$LB_ARCHIVES"
LB_PACKAGES_LISTS="$LB_PACKAGE_LISTS"
eof
[ -e config/bootstrap ] && cat <<eof >> config/bootstrap

# Compat (Live-build 2 -> 3)
LB_ARCHITECTURE="$LB_ARCHITECTURES"
eof
}

case "$LB_VERSION" in
3*)
	case "$(basename "$0")" in
	lb_config)
		OIFS="$IFS"; IFS="$(printf \\a)"
		set -- $(Compat_arguments "$@")
		IFS="$OIFS"
		[ -z "$LB_ARCHIVES" ] && LB_ARCHIVES="$LB_REPOSITORIES"
		LB_REPOSITORIES="$LB_ARCHIVES" 
		[ -z "$LB_PACKAGE_LISTS" ] && LB_PACKAGE_LISTS="$LB_PACKAGES_LISTS"
		LB_PACKAGES_LISTS="$LB_PACKAGE_LISTS"
		[ -z "$LB_ARCHITECTURES" ] && LB_ARCHITECTURES="$LB_ARCHITECTURE"
		LB_ARCHITECTURE="$LB_ARCHITECTURES"
		trap Compat_config EXIT
		;;
	lb_chroot_archives)
		mkdir -p config/archives
		for i in config/repositories/*
		do
			[ ! -e "$i" ] && break
			case "$i" in
			*.gpg) target="$(basename "$i" .gpg).key";;
			*) target="$(basename "$i" .list).list";;
			esac
			cp "$i" config/archives/"$target"
		done
		;;
	esac
	;;
esac