CMake/Source/cmFunctionBlocker.h

59 lines
1.8 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 cmFunctionBlocker_h
#define cmFunctionBlocker_h
#include "cmStandardIncludes.h"
#include "cmExecutionStatus.h"
#include "cmListFileCache.h"
class cmMakefile;
/** \class cmFunctionBlocker
* \brief A class that defines an interface for blocking cmake functions
*
* This is the superclass for any classes that need to block a cmake function
*/
class cmFunctionBlocker
{
public:
/**
* should a function be blocked
*/
virtual bool IsFunctionBlocked(const cmListFileFunction& lff,
cmMakefile&mf,
cmExecutionStatus &status) = 0;
/**
* should this function blocker be removed, useful when one function adds a
* blocker and another must remove it
*/
virtual bool ShouldRemove(const cmListFileFunction&,
cmMakefile&) {return false;}
virtual ~cmFunctionBlocker() {}
/** Set/Get the context in which this blocker is created. */
void SetStartingContext(cmListFileContext const& lfc)
{ this->StartingContext = lfc; }
cmListFileContext const& GetStartingContext()
{ return this->StartingContext; }
private:
cmListFileContext StartingContext;
};
#endif