#!/bin/bash

LANG="en_us_8859_1";
dateJ=`date "+%Y-%m-%d"`;
dateH=`date "+%a %b %d %Y"`;


#if [[ $1 ]] && [ -f $1 ] && [ ${1: -4} == ".spec" ]
if [[ $1 ]]  && [ ${1##*.} == "spec" ]
then
specfile=$1
else
specfile=`grep '\.spec' ./CVS/Entries|cut -d'/' -f2`
fi

echo "search for release in $specfile";
# could be 
#%define main_release 12.6
#%define release 2
#%define release 2%{?dist}
#Release: 24
#Release: 24%{?dist}
rele=0;
release=`cat $specfile|egrep '^%define\s+(main_)?release'|sed -r 's/\s+/ /g'|cut -d " " -f3|cut -d% -f1`;
if [[ ! $release ]]; then
	release=`cat $specfile|egrep '^Release:'|cut -d ":" -f2| tr -d "[:space:]"|cut -d% -f1`;
	rele=1;
fi

echo "search for version in $specfile";
#%define version 23
#Version: 23
version=`cat $specfile|egrep -i '%define\s+version'|sed -r 's/\s+/ /g' |cut -d " " -f3|cut -d% -f1`;
echo "version : $version"
if [[ ! $version ]]; then
        version=`cat $specfile|egrep '^Version:'|cut -d ":" -f2| tr -d "[:space:]"`;
fi
echo "version : $version"


echo "update release";
oldrelease=$release;
#release=$(($release + 1));# do not handle float
#release=`echo "$release + 1"|bc`; # not always available
addme=1;
if [[ "$release" =~ ^[0-9]+\.[0-9]+$ ]]
then
addme=0.1;
fi
release=`lua -e "print( $release + $addme)"`;
echo "update release $oldrelease ==> $release";
if [ "$rele" -eq  "0" ]; then
	cat $specfile |sed -r "s/(^%define\s+(main_)?release) *$oldrelease/\1 $release/">$specfile.tmp; 
else
	cat $specfile |sed -r "s/(^Release:\s+)$oldrelease/\1$release/">$specfile.tmp;
fi
cat $specfile.tmp > $specfile;

echo "updating changelog $specfile";
entete="* $dateH ME MYSELF <myemail@koozali.org> $version-$release.sme"
changelog="- fix [SME: ]"
cat $specfile |sed "/^%changelog/a $entete\n$changelog\n" >$specfile.tmp; 
cat $specfile.tmp>$specfile;
rm -f $specfile.tmp
echo "vim $specfile"