154 lines
4.2 KiB
C++
154 lines
4.2 KiB
C++
/*=========================================================================
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Program: CMake - Cross-Platform Makefile Generator
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
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See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notices for more information.
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=========================================================================*/
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#include "cmConfigureFileCommand.h"
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// cmConfigureFileCommand
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bool cmConfigureFileCommand::InitialPass(std::vector<std::string> const& args)
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{
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if(args.size() < 2 )
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{
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this->SetError("called with incorrect number of arguments, expected 2");
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return false;
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}
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m_InputFile = args[0];
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m_OuputFile = args[1];
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m_CopyOnly = false;
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m_EscapeQuotes = false;
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m_Immediate = false;
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m_AtOnly = false;
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for(unsigned int i=2;i < args.size();++i)
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{
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if(args[i] == "COPYONLY")
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{
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m_CopyOnly = true;
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}
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else if(args[i] == "ESCAPE_QUOTES")
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{
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m_EscapeQuotes = true;
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}
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else if(args[i] == "@ONLY")
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{
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m_AtOnly = true;
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}
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else if(args[i] == "IMMEDIATE")
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{
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m_Immediate = true;
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}
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}
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// If we were told to copy the file immediately, then do it on the
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// first pass (now).
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if(m_Immediate)
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{
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this->ConfigureFile();
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}
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return true;
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}
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void cmConfigureFileCommand::FinalPass()
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{
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if(!m_Immediate)
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{
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this->ConfigureFile();
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}
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}
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void cmConfigureFileCommand::ConfigureFile()
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{
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m_Makefile->AddCMakeDependFile(m_InputFile.c_str());
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cmSystemTools::ConvertToUnixSlashes(m_OuputFile);
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std::string::size_type pos = m_OuputFile.rfind('/');
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if(pos != std::string::npos)
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{
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std::string path = m_OuputFile.substr(0, pos);
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cmSystemTools::MakeDirectory(path.c_str());
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}
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if(m_CopyOnly)
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{
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cmSystemTools::CopyFileIfDifferent(m_InputFile.c_str(),
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m_OuputFile.c_str());
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}
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else
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{
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std::string tempOutputFile = m_OuputFile;
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tempOutputFile += ".tmp";
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std::ofstream fout(tempOutputFile.c_str());
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if(!fout)
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{
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cmSystemTools::Error("Could not open file for write in copy operatation ",
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tempOutputFile.c_str());
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return;
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}
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std::ifstream fin(m_InputFile.c_str());
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if(!fin)
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{
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cmSystemTools::Error("Could not open file for read in copy operatation ",
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m_InputFile.c_str());
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return;
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}
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// now copy input to output and expand variables in the
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// input file at the same time
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const int bufSize = 4096;
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char buffer[bufSize];
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std::string inLine;
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cmRegularExpression cmdefine("#cmakedefine[ \t]*([A-Za-z_0-9]*)");
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while(fin)
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{
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fin.getline(buffer, bufSize);
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if(fin)
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{
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inLine = buffer;
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m_Makefile->ExpandVariablesInString(inLine, m_EscapeQuotes, m_AtOnly);
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m_Makefile->RemoveVariablesInString(inLine, m_AtOnly);
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// look for special cmakedefine symbol and handle it
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// is the symbol defined
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if (cmdefine.find(inLine))
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{
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const char *def = m_Makefile->GetDefinition(cmdefine.match(1).c_str());
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if(!cmSystemTools::IsOff(def))
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{
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cmSystemTools::ReplaceString(inLine,
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"#cmakedefine", "#define");
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fout << inLine << "\n";
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}
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else
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{
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cmSystemTools::ReplaceString(inLine,
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"#cmakedefine", "#undef");
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fout << "/* " << inLine << " */\n";
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}
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}
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else
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{
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fout << inLine << "\n";
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}
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}
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}
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// close the files before attempting to copy
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fin.close();
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fout.close();
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cmSystemTools::CopyFileIfDifferent(tempOutputFile.c_str(),
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m_OuputFile.c_str());
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cmSystemTools::RemoveFile(tempOutputFile.c_str());
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}
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}
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