#!@@SH@@
#
# opkhelper
# src/oh-copyconfig
# Copy build-time or run-time platform configuration files.
#
# 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@@/messages
. @@LIBDIR@@/locale

main()
{
	oh_locale_set
	oh_set_source_dir ..

	if [ "${#}" -ne 0 ]; then
		oh_usage
		exit 1
	fi

	copied=false

	if [ -f ../config ]; then
		copy_config config '.'
		copied=true
	fi

	for bin_config in ../*.pkg/config; do
		copy_config "${bin_config#../}" 'dest'
		copied=true
	done

	"${copied}" || oh_info "${oh_str_no_plat_config}"
}

copy_config()
{
	list="${1}"
	dest_base="${2}"

	while read -r src dest; do
		if [ -z "${src}" -o -z "${dest}" ]; then
			oh_error "${oh_str_bad_config_syntax}" "${list}"
		fi
		# Make sure the destination directory exists.
		mkdir -p "${dest_base}/${dest%/*}" || \
			oh_error "${oh_str_cant_make_config_dest_dir}" "${dest%/*}"
		# Find the config package files.
		# TODO: Don't hardcode path.
		config_dir_base="/usr/share/config/${OH_HOST_PLATFORM}/${OH_SOURCE}"
		if [ -d "${config_dir_base}-${OH_SOURCE_VERSION_UPSTREAM}" ]; then
			src_base="${config_dir_base}-${OH_SOURCE_VERSION_UPSTREAM}"
		elif [ -d "${config_dir_base}" ]; then
			src_base="${config_dir_base}"
		else
			# This shouldn't happen unless the package maintainer neglected to
			# add the config package to the package's Build-Depends field.
			oh_error "${oh_str_no_config_dir}"
		fi
		# Copy the config file(s).
		oh_info "${oh_str_copying_config_file}" "${src}" "${dest}"
		cp -p "${src_base}/${src}" "${dest_base}/${dest}" || \
			oh_error "${oh_str_cant_copy_config_file}"
	done <"../${list}"
}

main "${@}"