92 lines
2.3 KiB
C++
92 lines
2.3 KiB
C++
/* vim: set sw=4 sts=4 et foldmethod=syntax : */
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/*
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* Copyright (c) 2010, 2011 Ciaran McCreesh
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*
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* This file is part of the Paludis package manager. Paludis is free software;
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* you can redistribute it and/or modify it under the terms of the GNU General
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* Public License version 2, as published by the Free Software Foundation.
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*
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* Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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* Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <paludis/mask_utils.hh>
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#include <paludis/package_id.hh>
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#include <paludis/mask.hh>
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#include <paludis/metadata_key.hh>
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#include <paludis/name.hh>
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using namespace paludis;
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namespace
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{
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struct WeaklyUnaccepted
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{
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bool visit(const MetadataCollectionKey<KeywordNameSet> & k) const
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{
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auto v(k.parse_value());
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if (v->empty())
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return false;
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if (v->end() != v->find(KeywordName("-*")))
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return false;
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return true;
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}
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bool visit(const MetadataKey &) const
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{
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return true;
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}
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};
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struct WeakMask
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{
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const std::shared_ptr<const PackageID> id;
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bool visit(const UnacceptedMask & m) const
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{
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auto k(id->find_metadata(m.unaccepted_key_name()));
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if (k != id->end_metadata())
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return (*k)->accept_returning<bool>(WeaklyUnaccepted{});
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return true;
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}
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bool visit(const UserMask &) const
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{
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return false;
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}
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bool visit(const RepositoryMask &) const
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{
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return true;
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}
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bool visit(const UnsupportedMask &) const
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{
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return false;
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}
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};
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}
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bool
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paludis::not_strongly_masked(const std::shared_ptr<const PackageID> & id)
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{
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for (auto m(id->begin_masks()), m_end(id->end_masks()) ;
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m != m_end ; ++m)
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if (! (*m)->accept_returning<bool>(WeakMask{id}))
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return false;
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return true;
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}
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