#!/bin/sh

set -u

TMPDIR=

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

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

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

umask 022
TMPDIR=`mktemp -d /tmp/$PACKAGE_NAME-build.XXXXXX || doexit -1`
mkdir $TMPDIR/DEBIAN || doexit -1
(cat $SRCDIR/release/deb-control.tmpl | sed s/{__PKGNAME}/$PACKAGE_NAME/g \
	| sed s/{__VERSION}/$VERSION/g | sed s/{__BUILD}/$BUILD/g \
	| sed s/{__ARCH}/$DEBARCH/g > $TMPDIR/DEBIAN/control) || doexit -1

if [ "$DEBARCH" = "amd64" ]; then
	__LIB=lib
else
	__LIB=lib32
fi
make install prefix=$TMPDIR/opt/$PACKAGE_NAME libdir=$TMPDIR/opt/$PACKAGE_NAME/$__LIB || doexit -1
rm -f $TMPDIR/opt/$PACKAGE_NAME/$__LIB/*.la || doexit -1
mkdir -p $TMPDIR/usr/$__LIB || doexit -1
mv $TMPDIR/opt/$PACKAGE_NAME/$__LIB/libturbojpeg.* $TMPDIR/usr/$__LIB || doexit -1
/sbin/ldconfig -n $TMPDIR/opt/$PACKAGE_NAME/$__LIB
/sbin/ldconfig -n $TMPDIR/usr/$__LIB
mkdir -p $TMPDIR/usr/include || doexit -1
mv $TMPDIR/opt/$PACKAGE_NAME/include/turbojpeg.h $TMPDIR/usr/include || doexit -1

sudo chown -Rh root:root $TMPDIR/* || doexit -1
dpkg -b $TMPDIR $PACKAGE_NAME\_$DEBARCH.deb || doexit -1

doexit 0