#!/bin/bash

if test -z $1; then
	out=`dirname $0`
else
	out="$1"
fi

if test -e revision ; then
	. revision
fi

SVN=`which svn 2> /dev/null`

if test -x "$SVN" ; then

	TEMPFILE=.bootstrap.tmp
	LANG="EN_US"
	"$SVN" info > $TEMPFILE 2>&1

	if [ "$?" == "0" ]; then
		PACKAGE_REVISION=$(cat $TEMPFILE | grep "^Revision: " | cut -d" " -f2)
		PACKAGE_SOURCE=$(cat $TEMPFILE | grep "^URL: " | cut -d" " -f2)
	fi

	rm -f $TEMPFILE
fi

if test -z $PACKAGE_REVISION ; then
	echo "Can´t detect package revision, using current date"
	PACKAGE_REVISION=`date +%y%m%d`
fi

if test -z $PACKAGE_SOURCE ; then
	echo "Can´t detect package source, using default one"
	PACKAGE_SOURCE="http://www.softwarepublico.gov.br/dotlrn/clubs/pw3270"
fi

echo "PACKAGE_REVISION=$PACKAGE_REVISION" > $out/revision
echo "PACKAGE_SOURCE=$PACKAGE_SOURCE" >> $out/revision

echo "m4_define([SVN_REVISION], $PACKAGE_REVISION)" > $out/revision.m4
echo "m4_define([SVN_URL], $PACKAGE_SOURCE)" >> $out/revision.m4