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/*=========================================================================
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 cmCMakeMinimumRequired_h
#define cmCMakeMinimumRequired_h
#include "cmCommand.h"
/** \class cmCMakeMinimumRequired
* \brief Build a CMAKE variable
*
* cmCMakeMinimumRequired sets a variable to a value with expansion.
*/
class cmCMakeMinimumRequired : public cmCommand
{
public:
/**
* This is a virtual constructor for the command.
*/
virtual cmCommand* Clone()
{
return new cmCMakeMinimumRequired;
}
/**
* This is called when the command is first encountered in
* the CMakeLists.txt file.
*/
virtual bool InitialPass(std::vector<std::string> const& args,
cmExecutionStatus &status);
/**
* This determines if the command is invoked when in script mode.
*/
virtual bool IsScriptable() { return true; }
/**
* The name of the command as specified in CMakeList.txt.
*/
virtual const char* GetName() {return "cmake_minimum_required";}
/**
* Succinct documentation.
*/
virtual const char* GetTerseDocumentation()
{
return "Set the minimum required version of cmake for a project.";
}
/**
* More documentation.
*/
virtual const char* GetFullDocumentation()
{
return
" cmake_minimum_required(VERSION major[.minor[.patch]]\n"
" [FATAL_ERROR])\n"
"If the current version of CMake is lower than that required "
"it will stop processing the project and report an error. "
"When a version higher than 2.4 is specified the command implicitly "
"invokes\n"
" cmake_policy(VERSION major[.minor[.patch]])\n"
"which sets the cmake policy version level to the version specified. "
"When version 2.4 or lower is given the command implicitly invokes\n"
" cmake_policy(VERSION 2.4)\n"
"which enables compatibility features for CMake 2.4 and lower.\n"
"The FATAL_ERROR option is accepted but ignored by CMake 2.6 "
"and higher. "
"One may specify it so CMake versions 2.4 and lower fail with an "
"error instead of just a warning.";
}
cmTypeMacro(cmCMakeMinimumRequired, cmCommand);
private:
std::vector<std::string> UnknownArguments;
bool EnforceUnknownArguments();
};
#endif
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