Function CreateGeneratedSource

Source/cmLocalGenerator.cxx:4886–4932

}

void CreateGeneratedSource(cmLocalGenerator& lg, std::string const& output,
                           cmLocalGenerator::OutputRole role,
                           cmCommandOrigin origin,
                           cmListFileBacktrace const& lfbt)
{
  if (cmGeneratorExpression::Find(output) != std::string::npos) {
    lg.GetCMakeInstance()->IssueMessage(
      MessageType::FATAL_ERROR,
      "Generator expressions in custom command outputs are not implemented!",
      lfbt);
    return;
  }

  // Make sure the file will not be generated into the source
  // directory during an out of source build.
  if (!lg.GetMakefile()->CanIWriteThisFile(output)) {
    lg.GetCMakeInstance()->IssueMessage(
      MessageType::FATAL_ERROR,
      cmStrCat(CustomOutputRoleKeyword(role), " path\n  ", output,
               "\nin a source directory as an output of custom command."),
      lfbt);
    return;
  }

  // Make sure the output file name has no invalid characters.
  bool const hashNotAllowed = lg.GetState()->UseBorlandMake();
  std::string::size_type pos = output.find_first_of("<>");
  if (pos == std::string::npos && hashNotAllowed) {
    pos = output.find_first_of('#');
  }

  if (pos != std::string::npos) {
    lg.GetCMakeInstance()->IssueMessage(
      MessageType::FATAL_ERROR,
      cmStrCat(CustomOutputRoleKeyword(role), " containing a \"", output[pos],
               "\" is not allowed."),
      lfbt);
    return;
  }

  // Outputs without generator expressions from the project are already
  // created and marked as generated.  Do not mark them again, because
  // other commands might have overwritten the property.
  if (origin == cmCommandOrigin::Generator) {
    lg.GetMakefile()->GetOrCreateGeneratedSource(output);
  }
}

std::string ComputeCustomCommandRuleFileName(cmLocalGenerator& lg,
                                             cmListFileBacktrace const& bt,