lib/pkg.sh


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# ProteanOS Development Kit
# lib/pkg.sh
# Functions for handling packages and their dependencies
#
# Copyright (C) 2013  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/>.

[ "x${_PKG_SM+set}" = 'xset' ] && return 0
_PKG_SM=1

resolve_deps()
{
	local new_pkgs="${*}"
	local all_deps=
	local new_deps=
	local pkg=

	all_deps=''
	while [ "x${new_pkgs}" != 'x' ]; do
		all_deps="${all_deps} ${new_pkgs}"
		new_deps=''
		for pkg in ${new_pkgs}; do
			new_deps="$(sed -n "s/^${pkg} *//p' ")"
}