Function cupsdRemoveSelect

scheduler/select.c:695–793

 */

void
cupsdRemoveSelect(int fd)		/* I - File descriptor */
{
  _cupsd_fd_t		*fdptr;		/* File descriptor record */
#ifdef HAVE_EPOLL
  struct epoll_event	event;		/* Event data */
#elif defined(HAVE_KQUEUE)
  struct kevent		event;		/* Event data */
  struct timespec	timeout;	/* Timeout value */
#elif defined(HAVE_POLL)
  /* No variables for poll() */
#endif /* HAVE_EPOLL */


 /*
  * Range check input...
  */

  cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdRemoveSelect(fd=%d)", fd);

  if (fd < 0)
    return;

 /*
  * Find the file descriptor...
  */

  if ((fdptr = find_fd(fd)) == NULL)
    return;

#ifdef HAVE_EPOLL
  if (epoll_ctl(cupsd_epoll_fd, EPOLL_CTL_DEL, fd, &event))
  {
    close(cupsd_epoll_fd);
    cupsd_epoll_fd       = -1;
    cupsd_update_pollfds = 1;
  }

#elif defined(HAVE_KQUEUE)
  timeout.tv_sec  = 0;
  timeout.tv_nsec = 0;

  if (fdptr->read_cb)
  {
    EV_SET(&event, fd, EVFILT_READ, EV_DELETE, 0, 0, fdptr);

    if (kevent(cupsd_kqueue_fd, &event, 1, NULL, 0, &timeout))
    {
      cupsdLogMessage(CUPSD_LOG_EMERG, "kevent() returned %s",
		      strerror(errno));
      goto cleanup;
    }
  }

  if (fdptr->write_cb)
  {
    EV_SET(&event, fd, EVFILT_WRITE, EV_DELETE, 0, 0, fdptr);