#!/bin/sh

set -u

TMPDIR=

doexit()
{
	if [ ! "$TMPDIR" = "" ]; then
		sudo rm -rf $TMPDIR
	fi
	exit $1
}

usage()
{
	echo "$0 <package name> <version> <build> <RPM architecture> <source dir.>"
	exit 1
}

if [ $# -lt 5 ]; then usage $0; fi
PACKAGE_NAME=$1
VERSION=$2
BUILD=$3
RPMARCH=$4
SRCDIR=$5

TMPDIR=`mktemp -d /tmp/$PACKAGE_NAME-build.XXXXXX || doexit -1`
mkdir -p $TMPDIR/RPMS || doexit -1
ln -fs `pwd` $TMPDIR/BUILD || doexit -1
rm -f $PACKAGE_NAME.$RPMARCH.rpm
rpmbuild -bb --define "_name $PACKAGE_NAME" \
	--define "_blddir $TMPDIR/buildroot" --define "_topdir $TMPDIR" \
	--define "_version $VERSION" --define "_build $BUILD" \
	--define "_srcdir $SRCDIR" --target $RPMARCH \
	$SRCDIR/release/libjpeg-turbo.spec || doexit -1
cp $TMPDIR/RPMS/$RPMARCH/$PACKAGE_NAME-$VERSION-$BUILD.$RPMARCH.rpm $PACKAGE_NAME.$RPMARCH.rpm

doexit 0