#!/bin/bash

file=$1
revision=$2

if [ $revision"X" == "X" ]
then
	echo "usage: svnr <file> <revision-number>"
	echo "prepares file to roll back to that revision"
	exit -1
fi

oldFile=$file.$revision
svn update $file -r $revision
echo "got $file r$revision"
mv $file $oldFile
svn update $file
cp -r $oldFile $file
echo "done. delete $oldFile when you like."