DEPENDS=$(cat_file_merge "ROOTFS" | sort -u)

build() {
	local listing="$PKGDEPLOYDIR/$PKGNAME.files"
	local desc="$PKGDEPLOYDIR/$PKGNAME.desc"

	# generate package description and file listing
	pkg install -l pkg -r "$SYSROOT" $DEPENDS | sort -u > "$listing"
	touch "$desc"

	# move configuration to preserve directory
	mkdir -pv "$SYSROOT/cfg/preserve" "$SYSROOT/cfg/overlay"

	mv "$SYSROOT/etc" "$SYSROOT/cfg/preserve/etc"
	mv "$SYSROOT/usr" "$SYSROOT/cfg/preserve/usr"
	mv "$SYSROOT/var/lib" "$SYSROOT/cfg/preserve/var_lib"
	rm -rf "$SYSROOT/var"

	sed -i 's#etc/#cfg/preserve/etc/#g' "$listing"
	sed -i 's#var/lib/#cfg/preserve/var_lib/#g' "$listing"
	sed -i 's#usr/#cfg/preserve/usr/#g' "$listing"

	egrep -v "^(dir|file|slink) (var|etc|usr)" "$listing" > "./temp"
	mv "./temp" "$listing"

	cat <<_EOF >> "$listing"
dir etc 0755 0 0
dir var 0755 0 0
dir usr 0755 0 0
dir cfg 0755 0 0
dir cfg/preserve 0755 0 0
dir cfg/preserve/etc 0755 0 0
dir cfg/preserve/usr 0755 0 0
dir cfg/preserve/var_lib 0755 0 0
dir cfg/overlay 0755 0 0
_EOF
}

deploy() {
	return
}

check_update() {
	return
}