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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) 

 

# vim: set ts=4 sw=4 tw=0 noet: