CMake/Source/cmSourceFilesRequireRule.h

79 lines
1.9 KiB
C++

/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2000 National Library of Medicine
All rights reserved.
See COPYRIGHT.txt for copyright details.
=========================================================================*/
#ifndef cmSourceFilesRequireRule_h
#define cmSourceFilesRequireRule_h
#include "cmStandardIncludes.h"
#include "cmRuleMaker.h"
/** \class cmSourceFilesRequireRule
* \brief Add additional sources to the build if certain required files
* or CMake variables are defined.
*
* cmSourceFilesRequireRule conditionally adds source files to the
* build if the specified files of CMake variables are defined.
* This rule can be used to add source files that depend on external
* packages or operating system features.
*/
class cmSourceFilesRequireRule : public cmRuleMaker
{
public:
/**
* This is a virtual constructor for the rule.
*/
virtual cmRuleMaker* Clone()
{
return new cmSourceFilesRequireRule;
}
/**
* This is called when the rule is first encountered in
* the CMakeLists.txt file.
*/
virtual bool Invoke(std::vector<std::string>& args);
/**
* This is called at the end after all the information
* specified by the rules is accumulated.
*/
virtual void FinalPass() { }
/**
* The name of the rule as specified in CMakeList.txt.
*/
virtual const char* GetName() { return "SOURCE_FILES_REQUIRE";}
/**
* Succinct documentation.
*/
virtual const char* TerseDocumentation()
{
return "Add a list of source files if the required variables are set.";
}
/**
* More documentation.
*/
virtual const char* FullDocumentation()
{
return
"SOURCE_FILES_REQUIRE(var1 var2 ... SOURCES_BEGIN file1 file2 ...)";
}
};
#endif