Function close_fd

evaluation/TMscore.cpp:1354–1359

* @brief Helper function to close a file descriptor. * * Inspects @a fd and calls close (3) if it has a non-negative value. * * @param fd a file descriptor. * @relates basic_pstreambuf */

   * @relates basic_pstreambuf
   */
  inline void
  close_fd(pstreams::fd_type& fd)
  {
    if (fd >= 0 && ::close(fd) == 0)
      fd = -1;
  }

  /**
   * @brief  Helper function to close an array of file descriptors.