Function cmReturnCommand

Source/cmReturnCommand.cxx:16–47

cmReturnCommand

// cmReturnCommand
bool cmReturnCommand(std::vector<std::string> const& args,
                     cmExecutionStatus& status)
{
  if (!args.empty()) {
    switch (status.GetMakefile().GetPolicyStatus(cmPolicies::CMP0140)) {
      case cmPolicies::WARN:
        status.GetMakefile().IssueMessage(
          MessageType::AUTHOR_WARNING,
          cmStrCat(
            cmPolicies::GetPolicyWarning(cmPolicies::CMP0140),
            "\n"
            "return() checks its arguments when the policy is set to NEW. "
            "Since the policy is not set the OLD behavior will be used so "
            "the arguments will be ignored."));
        CM_FALLTHROUGH;
      case cmPolicies::OLD:
        return true;
      default:
        break;
    }
    if (args[0] != "PROPAGATE"_s) {
      status.SetError(
        cmStrCat("called with unsupported argument \"", args[0], '"'));
      cmSystemTools::SetFatalErrorOccurred();
      return false;
    }
    status.SetReturnInvoked({ args.begin() + 1, args.end() });
  } else {
    status.SetReturnInvoked();
  }
  return true;
}