#!/bin/sh
#
# Create a tarball from subversion using the latest change revision
#
# Johannes Winkelmann, jw@smts.ch

name=$1
url=$2
svn_name=$(basename $url)
if [ "x$2" = "x" ]; then
    echo "Usage: $(basename $0) <name> <url> [rev]"
    exit 1
fi

if [ "x$3" = "x" ]; then
    revision=$(svn info $url|grep "^Last Changed Rev:"|sed -e 's|.*:\s*||')
else
    revision=$3
fi

if [ "x$revision" = "x" ]; then
    exit 2
fi



set -x
set -e
TMPDIR=$(mktemp -d)
CURR_DIR=$(pwd)


cd $TMPDIR
svn export -r $revision $url
if [ -f $svn_name ]; then
    mkdir $name-svn_r$revision
fi

mv $svn_name $name-svn_r$revision
tar cvzf $name-svn_r$revision.tar.gz $name-svn_r$revision
mv $name-svn_r$revision.tar.gz $CURR_DIR

rm -rf $TMPDIR