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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 "cmConfigureFileNoAutoconf.h"
// cmConfigureFileNoAutoconf
bool cmConfigureFileNoAutoconf::Invoke(std::vector<std::string>& args)
{
if(args.size() != 2 )
{
this->SetError("called with incorrect number of arguments, expected 2");
return false;
}
m_InputFile = args[0];
m_OuputFile = args[1];
return true;
}
void cmConfigureFileNoAutoconf::FinalPass()
{
#ifdef CMAKE_HAS_AUTOCONF
return;
#else
m_Makefile->ExpandVariablesInString(m_InputFile);
m_Makefile->ExpandVariablesInString(m_OuputFile);
std::ifstream fin(m_InputFile.c_str());
if(!fin)
{
cmSystemTools::Error("Could not open file for read in copy operatation",
m_InputFile.c_str());
return;
}
cmSystemTools::ConvertToUnixSlashes(m_OuputFile);
std::string::size_type pos = m_OuputFile.rfind('/');
if(pos != std::string::npos)
{
std::string path = m_OuputFile.substr(0, pos);
cmSystemTools::MakeDirectory(path.c_str());
}
std::string tempOutputFile = m_OuputFile;
tempOutputFile += ".tmp";
std::ofstream fout(tempOutputFile.c_str());
if(!fout)
{
cmSystemTools::Error("Could not open file for write in copy operatation",
tempOutputFile.c_str());
return;
}
// now copy input to output and expand varibles in the
// input file at the same time
const int bufSize = 4096;
char buffer[bufSize];
std::string inLine;
while(fin)
{
fin.getline(buffer, bufSize);
if(fin)
{
inLine = buffer;
m_Makefile->ExpandVariablesInString(inLine);
fout << inLine << "\n";
}
}
// close the files before attempting to copy
fin.close();
fout.close();
cmSystemTools::CopyFileIfDifferent(tempOutputFile.c_str(),
m_OuputFile.c_str());
cmSystemTools::RemoveFile(tempOutputFile.c_str());
#endif
}
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