CMake/Source/cmFindPathCommand.cxx
2001-04-26 09:38:31 -04:00

75 lines
2.1 KiB
C++

/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2000 National Path of Medicine
All rights reserved.
See COPYRIGHT.txt for copyright details.
=========================================================================*/
#include "cmFindPathCommand.h"
#include "cmCacheManager.h"
// cmFindPathCommand
bool cmFindPathCommand::Invoke(std::vector<std::string>& args)
{
if(args.size() < 2)
{
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)
{
if(strcmp(cacheValue, "NOTFOUND") != 0)
{
m_Makefile->AddDefinition(args[0].c_str(), cacheValue);
}
return true;
}
std::vector<std::string> path;
// add any user specified paths
for (unsigned int j = 2; j < args.size(); j++)
{
// expand variables
std::string exp = args[j];
m_Makefile->ExpandVariablesInString(exp);
path.push_back(exp);
}
// add the standard path
cmSystemTools::GetPath(path);
unsigned int k;
for(k=0; k < path.size(); k++)
{
std::string tryPath = path[k];
tryPath += "/";
tryPath += args[1];
if(cmSystemTools::FileExists(tryPath.c_str()))
{
m_Makefile->AddDefinition(args[0].c_str(), path[k].c_str());
cmCacheManager::GetInstance()->AddCacheEntry(args[0].c_str(),
path[k].c_str(),
cmCacheManager::PATH);
return true;
}
}
cmCacheManager::GetInstance()->AddCacheEntry(args[0].c_str(),
"NOTFOUND",
cmCacheManager::PATH);
return true;
}