Exheredludis/paludis/resolver/order_early_helper.cc
Ciaran McCreesh 0174215ed4 Use nullptr
2013-05-22 23:19:27 +01:00

90 lines
2.3 KiB
C++

/* vim: set sw=4 sts=4 et foldmethod=syntax : */
/*
* Copyright (c) 2010, 2011 Ciaran McCreesh
*
* This file is part of the Paludis package manager. Paludis is free software;
* you can redistribute it and/or modify it under the terms of the GNU General
* Public License version 2, as published by the Free Software Foundation.
*
* Paludis 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
*/
#include <paludis/resolver/order_early_helper.hh>
#include <paludis/resolver/resolvent.hh>
#include <paludis/resolver/resolution.hh>
#include <paludis/resolver/decision.hh>
#include <paludis/resolver/decision_utils.hh>
#include <paludis/util/pimp-impl.hh>
#include <paludis/util/tribool.hh>
#include <paludis/dep_spec.hh>
#include <paludis/package_dep_spec_collection.hh>
using namespace paludis;
using namespace paludis::resolver;
namespace paludis
{
template <>
struct Imp<OrderEarlyHelper>
{
const Environment * const env;
PackageDepSpecCollection early_specs;
PackageDepSpecCollection late_specs;
Imp(const Environment * const e) :
env(e),
early_specs(nullptr),
late_specs(nullptr)
{
}
};
}
OrderEarlyHelper::OrderEarlyHelper(const Environment * const e) :
_imp(e)
{
}
OrderEarlyHelper::~OrderEarlyHelper() = default;
void
OrderEarlyHelper::add_early_spec(const PackageDepSpec & spec)
{
_imp->early_specs.insert(spec);
}
void
OrderEarlyHelper::add_late_spec(const PackageDepSpec & spec)
{
_imp->late_specs.insert(spec);
}
Tribool
OrderEarlyHelper::operator() (const std::shared_ptr<const Resolution> & resolution) const
{
auto id(get_decided_id_or_null(resolution->decision()));
if (id)
{
if (_imp->early_specs.match_any(_imp->env, id, { }))
return true;
if (_imp->late_specs.match_any(_imp->env, id, { }))
return false;
}
return indeterminate;
}
namespace paludis
{
template class Pimp<OrderEarlyHelper>;
}