CMake/Source/cmFindPackageCommand.h

88 lines
2.3 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 cmFindPackageCommand_h
#define cmFindPackageCommand_h
#include "cmStandardIncludes.h"
#include "cmCommand.h"
/** \class cmFindPackageCommand
* \brief Load settings from an external project.
*
* cmFindPackageCommand
*/
class cmFindPackageCommand : public cmCommand
{
public:
/**
* This is a virtual constructor for the command.
*/
virtual cmCommand* Clone()
{
return new cmFindPackageCommand;
}
/**
* This is called when the command is first encountered in
* the CMakeLists.txt file.
*/
virtual bool InitialPass(std::vector<std::string> const& args);
/**
* The name of the command as specified in CMakeList.txt.
*/
virtual const char* GetName() { return "FIND_PACKAGE";}
/**
* Succinct documentation.
*/
virtual const char* GetTerseDocumentation()
{
return "Load settings for an external project.";
}
/**
* More documentation.
*/
virtual const char* GetFullDocumentation()
{
return
"FIND_PACKAGE(<name> [major.minor])\n"
"Finds and loads settings from an external project. <name>_FOUND will\n"
"be set to indicate whether the package was found. Settings that\n"
"can be used when <name>_FOUND is true are package-specific.";
}
cmTypeMacro(cmFindPackageCommand, cmCommand);
private:
bool FindModule(bool& found);
bool FindConfig();
std::string SearchForConfig() const;
bool ReadListFile(const char* f);
cmStdString Name;
cmStdString UpperName;
cmStdString Variable;
cmStdString Config;
std::vector<cmStdString> Builds;
std::vector<cmStdString> Prefixes;
std::vector<cmStdString> Relatives;
};
#endif