#! /bin/sh
case $# in
	1)	d="$1";;
	*)	echo Usage: "$0" directory 1>&2
		exit 1
		;;
esac
if [ ! -d "$d" ]; then
	echo "$d" is not a directory! 1>&2
	exit 1
fi
if [ ! -d "$d".save ]; then
	echo "$d".save is not a directory! 1>&2
	exit 1
fi
rm -rf "$d" && mkdir "$d" && ( tar cf - -C "$d".save . | ( cd "$d" && tar xvfppS - ) )
