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/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile: cmFunctionBlocker.h,v $
Language: C++
Date: $Date: 2008-01-23 15:27:59 $
Version: $Revision: 1.12 $
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"
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;}
/**
* When the end of a CMakeList file is reached this method is called. It
* is not called on the end of an INCLUDE cmake file, just at the end of a
* regular CMakeList file
*/
virtual void ScopeEnded(cmMakefile&) {}
virtual ~cmFunctionBlocker() {}
};
#endif
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