CMake/Source/cmFindBase.h
Brad King 5303fbf09e Speedup find_* commands (#11412)
Delay computation of the command documentation until it is needed.
It is wasteful to do it in the constructor on every call.

Inspired-By: Christian Ehrlicher <Ch.Ehrlicher@gmx.de>
2010-11-12 10:47:28 -05:00

77 lines
2.3 KiB
C++

/*============================================================================
CMake - Cross Platform Makefile Generator
Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
Distributed under the OSI-approved BSD License (the "License");
see accompanying file Copyright.txt for details.
This software is distributed WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the License for more information.
============================================================================*/
#ifndef cmFindBase_h
#define cmFindBase_h
#include "cmFindCommon.h"
/** \class cmFindBase
* \brief Base class for most FIND_XXX commands.
*
* cmFindBase is a parent class for cmFindProgramCommand, cmFindPathCommand,
* and cmFindLibraryCommand, cmFindFileCommand
*/
class cmFindBase : public cmFindCommon
{
public:
cmFindBase();
/**
* This is called when the command is first encountered in
* the CMakeLists.txt file.
*/
virtual bool ParseArguments(std::vector<std::string> const& args);
cmTypeMacro(cmFindBase, cmFindCommon);
virtual const char* GetFullDocumentation();
protected:
virtual void GenerateDocumentation();
void PrintFindStuff();
void ExpandPaths();
void AddPathSuffixes();
// see if the VariableName is already set in the cache,
// also copy the documentation from the cache to VariableDocumentation
// if it has documentation in the cache
bool CheckForVariableInCache();
cmStdString GenericDocumentation;
// use by command during find
cmStdString VariableDocumentation;
cmStdString VariableName;
std::vector<std::string> Names;
// CMAKE_*_PATH CMAKE_SYSTEM_*_PATH FRAMEWORK|LIBRARY|INCLUDE|PROGRAM
cmStdString EnvironmentPath; // LIB,INCLUDE
bool AlreadyInCache;
bool AlreadyInCacheWithoutMetaInfo;
private:
// Add pieces of the search.
void AddCMakeEnvironmentPath();
void AddCMakeVariablePath();
void AddSystemEnvironmentPath();
void AddCMakeSystemVariablePath();
void AddUserHintsPath();
void AddUserGuessPath();
// Helpers.
void AddCMakePrefixPath(const char* variable);
void AddEnvPrefixPath(const char* variable);
void AddPrefixPaths(std::vector<std::string> const& in_paths,
PathType pathType);
};
#endif