#!@@SHELL@@
#
# opkhelper
# src/oh-buildopk
# Pack binary package files into an opk file.
#
# Copyright (C) 2012 Patrick "P. J." McDermott
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

. @@LIBDIR@@/opkhelper/controlfields
. @@LIBDIR@@/opkhelper/architecture
. @@LIBDIR@@/opkhelper/messages

print_usage()
{
	printf 'Usage: %s -s | pkgname...\n' "${1}"
}

opts=$(getopt -n "${0}" -o 's' -- "${@}")
if [ ${?} -ne 0 ]; then
	print_usage "${0}" >&2
	exit 1;
fi
eval set -- "${opts}"
while true; do
	case "${1}" in
		-s)
			is_srcpkg=true
			shift
			;;
		--)
			shift
			break
			;;
		*)
			print_usage "${0}" >&2
			exit 1
			;;
	esac
done

if [ -n "${is_srcpkg}" ]; then
	pkg="${OH_SRCPKG}-src"

	# Write debian-binary.
	echo '2.0' > debian-binary || exit 2

	# Pack data.tar.gz.
	cd ${pkg}.data
	tar -czf ../data.tar.gz . || exit 2
	cd ..

	# Pack control.tar.gz.
	cd ${pkg}.control
	tar -czf ../control.tar.gz . || exit 2
	cd ..

	# Pack opk file.
	tar -czf ../../${pkg}_${OH_PKGVER}_all.opk \
		debian-binary data.tar.gz control.tar.gz || exit 2
	rm -Rf debian-binary control data.tar.gz control.tar.gz || exit 2
else
	if [ ${#} -eq 0 ]; then
		print_usage ${0} >&2
		exit 1
	fi

	# Iterate over packages.
	while [ ${#} -gt 0 ]; do
		oh_info 'Packing package "%s"...' "${1}"

		arch="$(oh_get_package_architecture ${1})"

		# Write debian-binary.
		echo '2.0' > debian-binary || exit 2

		# Pack data.tar.gz.
		cd ${1}.data
		tar -czf ../data.tar.gz . || exit 2
		cd ..

		# Pack control.tar.gz.
		cd ${1}.control
		tar -czf ../control.tar.gz . || exit 2
		cd ..

		# Pack opk file.
		tar -czf ../../${1}_${OH_PKGVER}_${arch}.opk \
			debian-binary data.tar.gz control.tar.gz || exit 2
		rm -Rf debian-binary control data.tar.gz control.tar.gz || exit 2

		shift
	done
fi