filetype() {
	local argv1="$1"

	# symlink test must come before file test
	if [ -L "${argv1}" ]; then
		echo "slink"
	elif [ -f "${argv1}" ]; then
		echo "file"
	elif [ -d "${argv1}" ]; then
		echo "dir"
	else
		echo "invalid"
	fi
	return 0
}

# for each file print a line in following format
# <filetype> <name> <path to file> <octal mode> <uid> <gid>
# for links, devices etc the format differs. See gen_init_cpio for details
parse() {
	local location="$1"
	local name="/${location#${srcdir}}"
	# change '//' into '/'
	name=$(echo "$name" | sed -e 's://*:/:g')
	local mode="$2"
	local uid="$3"
	local gid="$4"
	local ftype=$(filetype "${location}")
	local str="${mode} 0 0 "

	[ "${ftype}" = "invalid" ] && return 0
	[ "${location}" = "${srcdir}" ] && return 0

	case "${ftype}" in
	"file")
		str="${ftype} ${name} ${location} ${str}"
		;;
	"slink")
		local target=`readlink "${location}"`
		str="${ftype} ${name} ${target} ${str}"
		;;
	*)
		str="${ftype} ${name} ${str}"
		;;
	esac

	echo "${str}"

	return 0
}

# process one directory (incl sub-directories)
dir_filelist() {
	srcdir=$(echo "$1" | sed -e 's://*:/:g')
	dirlist=$(find "${srcdir}" -printf "%p %m %U %G\n")

	# If $dirlist is only one line, then the directory is empty
	if [  "$(echo "${dirlist}" | wc -l)" -gt 1 ]; then
		echo "${dirlist}" | while read x; do
			parse ${x}
		done
	fi
}

prepare() {
	return
}

build() {
	local INPUT="$1"
	local OUTPUT="$2"

	# populate with default directory structure
	for dir in dev proc sys bin lib newroot images; do
		mkdir -p "$OUTPUT/$dir"
	done

	ln -s "/bin" "$OUTPUT/sbin"

	# add init script
	cp "$SCRIPTDIR/pkg/initrd/initrd.skel" "$OUTPUT/init"
	chmod +x "$OUTPUT/init"

	# 'install' packages to initrd
	cp -r ${PKGDEPLOYDIR}/bbstatic/* "$OUTPUT"
}

deploy() {
	local SOURCE="$1"
	local BUILD="$2"
	local DEPLOY="$3"

	local LSTFILE="$DEPLOY/initrd.list"

	dir_filelist "$BUILD" > "$LSTFILE"
	echo "dir /dev 0755 0 0" >> "$LSTFILE"
	echo "nod /dev/console 600 0 0  c 5 1" >> "$LSTFILE"
}