#!/bin/bash
# create OpenSUSE Build System (OBS) source package
#
# this needs to be run on a (Debian-based) system with:
#
# * apkg
# * dpkg-buildpackage
#
# run from project root containing distro/ dir:
#
#     ./tools/make-obs [path/to/archive.tar.gz]
#
# supply archives as optional arguments to build from,
# otherwise archive will be built from sources by apkg
#
# output at ./pkg/obs/ (removed on each run)
set -o errexit -o nounset

OUTDIR="pkg/obs"
APKG_OPTS="-O $OUTDIR"

if [ -z $@ ]; then
    echo "building OBS srcpkg from project files"
else
    AR=$1
    echo "building OBS srcpkg from specified archive(s)"
    APKG_OPTS="-a $AR $APKG_OPTS"
fi

if [ -n "$RELEASE" ]; then
    echo "custom release: $RELEASE"
    APKG_OPTS="-r $RELEASE $APKG_OPTS"
fi

set -o xtrace
: removing existing output files at output dir: $OUTDIR
rm -rf "$OUTDIR"
: making debian source package from archive
apkg srcpkg $APKG_OPTS -d debian
: removing extra debian source package files
rm -f $OUTDIR/*_source.*
: rendering RPM template
apkg srcpkg $APKG_OPTS -d fedora --render-template
: fixing RPM .spec to use debian source archive
sed -i 's/^\(Source0:\s\+\).*/\1bird2_%{version}.orig.tar.gz/' $OUTDIR/*.spec
echo "OBS srcpkg ready at: $OUTDIR"