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#!/usr/bin/env python3 # # pycman-deptest - A Python implementation of Pacman # Copyright (C) 2011 Rémy Oudompheng <remy@archlinux.org> # # 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 2 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, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA #
""" A Python implementation of pacman -T
This script checks whether specified dependencies are satisfied and prints out a list of those which are missing. """
import sys import pyalpm from pycman import config
handle = None
def deptest(deps): db = handle.get_localdb() missing = [dep for dep in deps if pyalpm.find_satisfier(db.pkgcache, dep) is None] return missing
def main(rawargs): global handle parser = config.make_parser() parser.add_argument('deps', metavar='dep', nargs='*', help="a dependency string, e.g. 'pacman>=3.4.0'") args = parser.parse_args(rawargs) handle = config.init_with_config_and_options(args)
if args.verbose: print("deptest " + " ".join(rawargs), file=sys.stderr) missing = deptest(args.deps)
if len(missing) == 0: return 0 else: [print(dep) for dep in missing] return 127
if __name__ == "__main__": ret = main(sys.argv[1:]) sys.exit(ret)
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