CMake/Source/cmOptionCommand.cxx

43 lines
1.1 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.
=========================================================================*/
#include "cmOptionCommand.h"
// cmOptionCommand
bool cmOptionCommand::Invoke(std::vector<std::string>& args)
{
if(args.size() < 1)
{
this->SetError("called with incorrect number of arguments");
return false;
}
// Now check and see if the value has been stored in the cache
// already, if so use that value and don't look for the program
const char* cacheValue
= cmCacheManager::GetInstance()->GetCacheValue(args[0].c_str());
if(!cacheValue)
{
cmCacheManager::GetInstance()->AddCacheEntry(args[0].c_str(),false);
m_Makefile->AddDefinition(args[0].c_str(), "0");
}
else
{
m_Makefile->AddDefinition(args[0].c_str(), cacheValue);
}
return true;
}