#!/bin/sh

if [ ! -d ".svn/" ]
then
	echo "0"
	exit ;
fi

REVISION="`svnversion 2> /dev/null | sed 's/[^0-9]*//g'`"

if [ x$REVISION = "x" ]
then
	REVISION="`svn info 2> /dev/null | grep -i revision | sed 's/[^0-9]*//g'`"
fi

if [ x$REVISION = "x" -a -e ".svn/entries" ]
then
	REVISION="`cat .svn/entries | grep -i revision | head -n 1 | sed 's/[^0-9]*//g'`"
fi

if [ x$REVISION = "x" ]
then
	REVISION="-1"
fi

echo $REVISION