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/*=========================================================================
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.
=========================================================================*/
#include "cmElseCommand.h"
#include "cmCacheManager.h"
bool cmElseCommand::Invoke(std::vector<std::string>& args)
{
if(args.size() < 1 )
{
this->SetError("called with incorrect number of arguments");
return false;
}
// check to see if the argument is defined first
const char *def = m_Makefile->GetDefinition(args[0].c_str());
if(cmSystemTools::IsOn(def))
{
// add block
cmIfFunctionBlocker *f = new cmIfFunctionBlocker();
f->m_Define = args[0];
m_Makefile->AddFunctionBlocker(f);
}
else
{
// remove any function blockers for this define
m_Makefile->RemoveFunctionBlocker("ENDIF",args);
}
return true;
}
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