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/**************************************************************************
* Copyright (C) 2010 by Eugene V. Lyubimkin *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License *
* (version 3 or above) as published by the Free Software Foundation. *
* *
* 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 GPL *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA *
**************************************************************************/
#ifndef COMMON_SEEN
#define COMMON_SEEN
#include <unordered_map>
using std::unordered_map;
#include <list>
using std::list;
#include <functional>
#include <cupt/common.hpp>
#include <cupt/config.hpp>
#include <cupt/cache.hpp>
#include <cupt/cache/binaryversion.hpp>
#include <cupt/cache/sourceversion.hpp>
using namespace cupt;
using namespace cupt::cache;
using namespace cupt::system;
using namespace cupt::download;
template < typename T > struct VersionTraits;
template<> struct VersionTraits< BinaryVersion >
{
typedef BinaryPackage PackageT;
typedef BinaryVersion::RelationTypes::Type RelationTypeT;
};
template<> struct VersionTraits< SourceVersion >
{
typedef SourcePackage PackageT;
typedef SourceVersion::RelationTypes::Type RelationTypeT;
};
template < typename VersionT >
class ReverseDependsIndex
{
typedef VersionTraits< VersionT > VT;
typedef typename VT::PackageT PackageT;
typedef typename VT::RelationTypeT RelationTypeT;
typedef unordered_map< string, list< const PackageT* > > PerRelationType;
const Cache& __cache;
map< RelationTypeT, PerRelationType > __data;
const string __architecture;
void __add(RelationTypeT relationType, PerRelationType*);
const RelationLine& __getRelationLine(const RelationLine&) const;
RelationLine __getRelationLine(const ArchitecturedRelationLine&) const;
public:
ReverseDependsIndex(const Cache&);
void add(RelationTypeT relationType);
void foreachReverseDependency(
const BinaryVersion* version, RelationTypeT relationType,
const std::function< void (const VersionT*, const RelationExpression&) > callback);
};
bool isPackageInstalled(const Cache&, const string& packageName);
#endif
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