Method Shutdown

cpp/src/arrow/util/io_util.cc:1321–1332

  }

  Status Shutdown() override {
    please_shutdown_.store(true);
    errno = 0;
    if (!DoSend(kEofPayload)) {
      if (errno) {
        return IOErrorFromErrno(errno, "Could not shutdown self-pipe");
      } else if (!pipe_.wfd.closed()) {
        return Status::UnknownError("Could not shutdown self-pipe");
      }
    }
    return pipe_.wfd.Close();
  }

  ~SelfPipeImpl() { ARROW_WARN_NOT_OK(Shutdown(), "On self-pipe destruction"); }