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bug#15801: it's a different revision, 112892


From: Jan Djärv
Subject: bug#15801: it's a different revision, 112892
Date: Thu, 21 Nov 2013 07:00:49 +0100

Hello.

6 nov 2013 kl. 20:48 skrev Jarek Czekalski <address@hidden>:

> First of all I apologize for giving the wrong revision number in my previous 
> report.
> 
> When I tried to isolate the piece of code that introduces problems, I finally 
> gave up. This all revision may be applied and all works. So I did more binary 
> search and finally I'm sure the one below is the right revision.

It seems like Emacs stops receiving SIGIO.  If it is blocked or if Gtk+ stole 
the signal handler I don't know yet.

        Jan D.

> 
> ------------------------------------------------------------
> revno: 112892
> committer: Jan D. <address@hidden>
> branch nick: trunk
> timestamp: Sat 2013-06-08 10:48:52 +0200
> message:
>  * xgselect.c (xg_select): Remove call to window_system_available
>  and g_main_context_pending at the top, so Gdk events (i.e. file
>  notify) are processed when Emacs is started with -nw.
> 
> It's quite short:
> 
> === modified file 'src/xgselect.c'
> @@ -44,9 +44,13 @@
> 
> -  if (! (window_system_available (NULL)
> -     && g_main_context_pending (context = g_main_context_default ())))
> -    return pselect (fds_lim, rfds, wfds, efds, timeout, sigmask);
> +  /* Do not try to optimize with an initial check with g_main_context_pending
> +     and a call to pselect if it returns false.  If Gdk has a timeout for 
> 0.01
> +     second, and Emacs has a timeout for 1 second, g_main_context_pending 
> will
> +     return false, but the timeout will be 1 second, thus missing the gdk
> +     timeout with a lot.  */
> +
> +  context = g_main_context_default ();
> 
> When I apply the code removed in this revision to the current trunk, I have a 
> relief. No more freezing, as well as with my first fix that also works.
> 
> Jarek
> 
> 






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