/usr/include/cupt/cache/relation.hpp is in libcupt4-dev 2.9.9.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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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 CUPT_CACHE_RELATION_SEEN
#define CUPT_CACHE_RELATION_SEEN
/// @file
#include <cupt/common.hpp>
namespace cupt {
namespace cache {
/// %relation against certain binary package
struct CUPT_API Relation
{
private:
CUPT_LOCAL const char* p_parseVersionPart(const char*, const char*);
CUPT_LOCAL const char* p_parseRelationSymbols(const char*, const char*);
CUPT_LOCAL const char* p_parsePackagePart(const char*, const char*);
CUPT_LOCAL const char* __init(const char*, const char*);
protected:
Relation(pair<const char*, const char*> input, char const* * end);
public:
/// %relation type
struct Types
{
/// type
enum Type { Less, Equal, More, LessOrEqual, MoreOrEqual, LiteralyEqual, None };
/// string values of corresponding types
static const string strings[];
};
string packageName;
string architecture;
Types::Type relationType;
string versionString;
/// constructor
/**
* Parses @a input and constructs Relation from it.
* @param input pair of begin iterator and end iterator of stringified relation
*/
explicit Relation(pair< const char*, const char* > input);
Relation(Relation&&) = default;
Relation(const Relation&) = default;
Relation& operator=(Relation&&) = default;
Relation& operator=(const Relation&) = default;
/// destructor
virtual ~Relation();
/// gets the string reprentation
string toString() const;
/// is relation satisfied by @a otherVersionString
/**
* This method checks @ref relationType and @ref versionString against @a
* otherVersionString.
*
* @param otherVersionString version string to compare
* @return @c true if satisfied, @c false if not
*/
bool isSatisfiedBy(const string& otherVersionString) const;
/// operator ==
/**
* @param other relation to compare with
* @return @c true if this relation is equal to @a other, @c false otherwise
*/
bool operator==(const Relation& other) const;
};
/// relation with optional architecture filters
struct CUPT_API ArchitecturedRelation: public Relation
{
private:
CUPT_LOCAL const char* p_parseArchitectures(const char*, const char*);
CUPT_LOCAL const char* p_parseProfiles(const char*, const char*);
CUPT_LOCAL void __init(const char*, const char*, const char*);
public:
/// architecture filters
vector< string > architectureFilters;
/// constructor
/**
* Parses @a input and constructs ArchitecturedRelation from it.
* @param input pair of begin iterator and end iterator of stringified
* architectured relation
*/
explicit ArchitecturedRelation(pair< const char*, const char* > input);
ArchitecturedRelation(ArchitecturedRelation&&) = default;
ArchitecturedRelation(const ArchitecturedRelation&) = default;
ArchitecturedRelation& operator=(ArchitecturedRelation&&) = default;
ArchitecturedRelation& operator=(const ArchitecturedRelation&) = default;
string toString() const;
};
/// group of alternative relations
struct CUPT_API RelationExpression: public vector< Relation >
{
private:
CUPT_LOCAL void __init(const char*, const char*);
public:
/// gets the string representation
string toString() const;
/// fast function to get unique, not human-readable identifier
string getHashString() const;
/// default constructor
/**
* Builds RelationExpression containing no relations.
*/
RelationExpression();
/// constructor
/**
* @param input string representation
*/
explicit RelationExpression(const string& input);
/// constructor
/**
* @param input pair of begin iterator and end iterator of string
* representation
*/
explicit RelationExpression(pair< const char*, const char* > input);
RelationExpression(RelationExpression&&) = default;
RelationExpression(const RelationExpression&) = default;
RelationExpression& operator=(RelationExpression&&) = default;
RelationExpression& operator=(const RelationExpression&) = default;
/// destructor
virtual ~RelationExpression();
};
/// group of alternative architectured relation expressions
struct CUPT_API ArchitecturedRelationExpression: public vector< ArchitecturedRelation >
{
private:
CUPT_LOCAL void __init(const char*, const char*);
public:
/// gets the string representation
string toString() const;
/// default constructor
/**
* Builds ArchitecturedRelationExpression containing no relations.
*/
ArchitecturedRelationExpression();
/// constructor
/**
* @param input string representation
*/
explicit ArchitecturedRelationExpression(const string& input);
/// constructor
/**
* @param input pair of begin iterator and end iterator of string
* representation
*/
explicit ArchitecturedRelationExpression(pair< const char*, const char* > input);
ArchitecturedRelationExpression(ArchitecturedRelationExpression&&) = default;
ArchitecturedRelationExpression(const ArchitecturedRelationExpression&) = default;
ArchitecturedRelationExpression& operator=(ArchitecturedRelationExpression&&) = default;
ArchitecturedRelationExpression& operator=(const ArchitecturedRelationExpression&) = default;
/// destructor
virtual ~ArchitecturedRelationExpression();
};
/// array of relation expressions
struct CUPT_API RelationLine: public vector< RelationExpression >
{
private:
CUPT_LOCAL void __init(const char*, const char*);
public:
/// gets the string representation
string toString() const;
/// default constructor
/**
* Builds RelationLine containing no relation expressions.
*/
RelationLine();
/// constructor
/**
* @param input string representation
*/
explicit RelationLine(const string& input);
/// constructor
/**
* @param input pair of begin iterator and end iterator of string
* representation
*/
explicit RelationLine(pair< const char*, const char* > input);
RelationLine(RelationLine&&) = default;
RelationLine(const RelationLine&) = default;
RelationLine& operator=(RelationLine&&);
RelationLine& operator=(const RelationLine&) = default;
/// destructor
virtual ~RelationLine();
};
/// array of architectured relation expressions
struct CUPT_API ArchitecturedRelationLine: public vector< ArchitecturedRelationExpression >
{
private:
CUPT_LOCAL void __init(const char*, const char*);
public:
/// gets the string representation
string toString() const;
/// default constructor
/**
* Builds RelationLine containing no architectured relation expressions.
*/
ArchitecturedRelationLine();
/// constructor
/**
* @param input string representation
*/
explicit ArchitecturedRelationLine(const string& input);
/// constructor
/**
* @param input pair of begin iterator and end iterator of string
* representation
*/
explicit ArchitecturedRelationLine(pair< const char*, const char* > input);
ArchitecturedRelationLine(ArchitecturedRelationLine&&) = default;
ArchitecturedRelationLine(const ArchitecturedRelationLine&) = default;
ArchitecturedRelationLine& operator=(ArchitecturedRelationLine&&);
ArchitecturedRelationLine& operator=(const ArchitecturedRelationLine&) = default;
/// converts to RelationLine given system architecture
/**
* Filters ArchitecturedRelationLine using binary system architecture.
* Throws out architectured relation expressions, where @ref
* ArchitecturedRelation::architectureFilters do not match system architecture. Matching
* architectured relation expressions are converted to relation
* expressions.
* @param currentArchitecture system binary architetecture
* @return relation line
*/
RelationLine toRelationLine(const string& currentArchitecture) const;
/// destructor
virtual ~ArchitecturedRelationLine();
};
}
}
#endif
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