#!/bin/bash

set -e

pkg_source=libjpeg-turbo
pkg_repository=git://git.linaro.org/people/tomgall/${pkg_source}-leb/${pkg_source}.git

git clone ${pkg_repository}
cd ${pkg_source}
git checkout -b linaro-leb origin/Linaro-LEB
cd ..

git_commit=`cd ${pkg_source} && git log -n1 --pretty=format:%h`
if [ -z "${git_commit}" ]; then
	echo "Invalid git revision: ${git_commit}" >&2
	exit 1
fi

base_version=`cd ${pkg_source}/branches/1.2.x && dpkg-parsechangelog | sed -n 's/^Version: //p' | cut -f1 -d '-'`
pkg_version=${base_version}~ci${BUILD_NUMBER}+`date +%Y%m%d`+${git_commit}
pkg_dir=${pkg_source}-${pkg_version}

cp -a ${pkg_source}/branches/1.2.x ${pkg_dir}
tar --exclude-vcs --exclude=debian -jcf ${pkg_source}_${pkg_version}.orig.tar.bz2 ${pkg_dir}

distributions=(precise)
currentdate=`date -R`
for distribution in ${distributions[@]}; do
	echo "Prepare ${pkg_version} for ${distribution}"

cat > ${pkg_dir}/debian/changelog << EOF
${pkg_source} (${pkg_version}-0linaro1) ${distribution}; urgency=low

  * CI - ${pkg_source} snapshot:
    - repository: ${pkg_repository}
    - commit: ${git_commit}
    - build: ${BUILD_URL}

 -- Linaro Packagers <linaro-pkg@lists.launchpad.net>  ${currentdate}

EOF

	cat ${pkg_source}/branches/1.2.x/debian/changelog >> ${pkg_dir}/debian/changelog

	dpkg-source -b ${pkg_dir}
	cd ${pkg_dir}
	pkg_version_dpkg=`dpkg-parsechangelog | sed -n 's/^Version: //p'`
	dpkg-genchanges -S > ../${pkg_source}_${pkg_version_dpkg}_source.changes
	cd ..
done

rm -rf ${pkg_source} ${pkg_dir}

keyid=B86C70FE
debsign -k${keyid} ${pkg_source}_${pkg_version_dpkg}_source.changes
dput ppa-linaro-staging-overlay-${distribution} ${pkg_source}_${pkg_version_dpkg}_source.changes

# debsign/gpg and dput are assumed configured on the build system
#[ppa-linaro-staging-overlay-${distribution}]
#fqdn = ppa.launchpad.net
#method = ftp
#incoming = ~linaro-maintainers/staging-overlay/ubuntu/${distribution}
#login = anonymous