Method RunMakeCommand

Source/cmCTest.cxx:900–1009

}

bool cmCTest::RunMakeCommand(std::string const& command, std::string& output,
                             int* retVal, char const* dir, cmDuration timeout,
                             std::ostream& ofs, Encoding encoding)
{
  // First generate the command and arguments
  std::vector<std::string> args = cmSystemTools::ParseArguments(command);

  if (args.empty()) {
    return false;
  }

  output.clear();
  cmCTestLog(this, HANDLER_VERBOSE_OUTPUT, "Run command:");
  for (auto const& arg : args) {
    cmCTestLog(this, HANDLER_VERBOSE_OUTPUT, " \"" << arg << "\"");
  }
  cmCTestLog(this, HANDLER_VERBOSE_OUTPUT, std::endl);

  // Now create process object
  cmUVProcessChainBuilder builder;
  builder.AddCommand(args).SetMergedBuiltinStreams();
  if (dir) {
    builder.SetWorkingDirectory(dir);
  }
  auto chain = builder.Start();
  uv_stream_t* outputStream = chain.OutputStream();

  // Initialize tick's
  std::string::size_type tick = 0;
  std::string::size_type tick_len = 1024;
  std::string::size_type tick_line_len = 50;

  cmProcessOutput processOutput(encoding);
  cmCTestLog(this, HANDLER_PROGRESS_OUTPUT,
             "   Each . represents " << tick_len
                                     << " bytes of output\n"
                                        "    "
                                     << std::flush);
  auto outputHandle = cmUVStreamRead(
    outputStream,
    [this, &processOutput, &output, &tick, &tick_len, &tick_line_len,
     &ofs](std::vector<char> data) {
      std::string strdata;
      processOutput.DecodeText(data.data(), data.size(), strdata);
      for (char& cc : strdata) {
        if (cc == 0) {
          cc = '\n';
        }
      }
      output.append(strdata);
      while (output.size() > (tick * tick_len)) {
        tick++;
        cmCTestLog(this, HANDLER_PROGRESS_OUTPUT, "." << std::flush);
        if (tick % tick_line_len == 0 && tick > 0) {
          cmCTestLog(this, HANDLER_PROGRESS_OUTPUT,
                     "  Size: " << int((double(output.size()) / 1024.0) + 1)
                                << "K\n    " << std::flush);
        }