Re: SIGALRM and default handler

On Mon, Sep 15, 2014 at 07:46:54PM +0200, Holger Hans Peter Freyther wrote:

> #0  *__GI___sigaction (sig=14, act=0xbfe20de4, oact=0xbfe20d58) at ../nptl/sigaction.c:37
> #1  0xb768539a in _gst_set_signal_handler (signum=14, handlerFunc=0)
>     at sysdep/posix/signals.c:130
> #2  0xb76b2daf in signal_handler (sig=14) at events.c:82

RETSIGTYPE
signal_handler (int sig)
{
  if (_gst_sem_int_vec[sig].data)
    {
      if (IS_CLASS (_gst_sem_int_vec[sig].data, _gst_semaphore_class))
        _gst_async_call_internal (&_gst_sem_int_vec[sig]);
      else
        {
          _gst_errorf
            ("C signal trapped, but no semaphore was waiting");
          raise (sig);
        }
    }

  _gst_set_signal_handler (sig, SIG_DFL);
  _gst_wakeup ();
}



So, should we uncondtionally set it to SIG_IGN? Or should we only
do this for signals that would lead to termination?