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# Copyright 2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
import os
from portage.util import grabfile_package, stack_lists
from portage.sets.base import PackageSet
__all__ = ["PackagesSystemSet"]
class PackagesSystemSet(PackageSet):
_operations = ["merge"]
def __init__(self, profile_paths):
super(PackagesSystemSet, self).__init__()
self._profile_paths = profile_paths
if profile_paths:
description = self._profile_paths[-1]
if description == "/etc/portage/profile" and \
len(self._profile_paths) > 1:
description = self._profile_paths[-2]
else:
description = None
self.description = "System packages for profile %s" % description
def load(self):
mylist = [grabfile_package(os.path.join(x, "packages")) for x in self._profile_paths]
mylist = stack_lists(mylist, incremental=1)
self._setAtoms([x[1:] for x in mylist if x[0] == "*"])
def singleBuilder(self, options, settings, trees):
return PackagesSystemSet(settings.profiles)
singleBuilder = classmethod(singleBuilder)
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