CMake/Source/cmOrderDirectories.h

89 lines
3.1 KiB
C++

/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#ifndef cmOrderDirectories_h
#define cmOrderDirectories_h
#include "cmStandardIncludes.h"
#include <cmsys/RegularExpression.hxx>
class cmGlobalGenerator;
class cmOrderDirectoriesConstraint;
class cmOrderDirectoriesConstraintLibrary;
/** \class cmOrderDirectories
* \brief Compute a safe runtime path order for a set of shared libraries.
*/
class cmOrderDirectories
{
public:
cmOrderDirectories(cmGlobalGenerator* gg, const char* name,
const char* purpose);
~cmOrderDirectories();
void AddRuntimeLibrary(std::string const& fullPath, const char* soname = 0);
void AddLinkLibrary(std::string const& fullPath);
void AddUserDirectories(std::vector<std::string> const& extra);
void SetImplicitDirectories(std::set<cmStdString> const& implicitDirs);
void SetLinkExtensionInfo(std::vector<std::string> const& linkExtensions,
std::string const& removeExtRegex);
std::vector<std::string> const& GetOrderedDirectories();
private:
cmGlobalGenerator* GlobalGenerator;
std::string Name;
std::string Purpose;
bool Computed;
std::vector<std::string> OrderedDirectories;
bool OrderedDirectoriesComputed;
std::vector<cmOrderDirectoriesConstraint*> ConstraintEntries;
std::vector<std::string> UserDirectories;
cmsys::RegularExpression RemoveLibraryExtension;
std::vector<std::string> LinkExtensions;
std::set<cmStdString> ImplicitDirectories;
std::set<cmStdString> EmmittedConstraintSOName;
std::set<cmStdString> EmmittedConstraintLibrary;
std::vector<std::string> OriginalDirectories;
std::map<cmStdString, int> DirectoryIndex;
std::vector<int> DirectoryVisited;
void CollectOriginalDirectories();
int AddOriginalDirectory(std::string const& dir);
void FindConflicts();
void OrderDirectories();
void VisitDirectory(unsigned int i);
void DiagnoseCycle();
bool CycleDiagnosed;
int WalkId;
// Adjacency-list representation of runtime path ordering graph.
// This maps from directory to those that must come *before* it.
// Each entry that must come before is a pair. The first element is
// the index of the directory that must come first. The second
// element is the index of the runtime library that added the
// constraint.
typedef std::pair<int, int> ConflictPair;
struct ConflictList: public std::vector<ConflictPair> {};
std::vector<ConflictList> ConflictGraph;
friend class cmOrderDirectoriesConstraint;
friend class cmOrderDirectoriesConstraintLibrary;
};
#endif