#! /bin/sh
#
# 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/>.

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

if [ ${#} -eq 0 ]; then
	print_usage ${0} >&2
	exit 1
fi

# Iterate over packages.
while [ ${#} -gt 0 ]; do
	# Write debian-binary.
	echo '2.0' > debian-binary
	# Pack data.tar.gz.
	cd ${1}
	pwd
	tar -czf ../data.tar.gz .
	cd ..
	# Pack control.tar.gz.
	cd ${1}.control
	tar -czf ../control.tar.gz .
	cd ..
	# Pack opk file.
	tar -czf ../../${1}_pkgver-pkgrev_arch.opk \
		debian-binary data.tar.gz control.tar.gz
	rm -Rf debian-binary control data.tar.gz control.tar.gz
	shift
done