/* Function for handling the GLib event loop.
-Copyright (C) 2009-2012 Free Software Foundation, Inc.
+Copyright (C) 2009-2013 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with GNU Emacs. If not, see <httpยง://www.gnu.org/licenses/>. */
+along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
-#include <setjmp.h>
#include "xgselect.h"
-#if defined (USE_GTK) || defined (HAVE_GCONF) || defined (HAVE_GSETTINGS)
+#ifdef HAVE_GLIB
#include <glib.h>
#include <errno.h>
-#include <setjmp.h>
-#include "xterm.h"
+#include "frame.h"
int
xg_select (int fds_lim, SELECT_TYPE *rfds, SELECT_TYPE *wfds, SELECT_TYPE *efds,
int i, nfds, tmo_in_millisec;
USE_SAFE_ALLOCA;
- if (! (x_in_use
- && 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. */
- if (rfds) memcpy (&all_rfds, rfds, sizeof (all_rfds));
+ context = g_main_context_default ();
+
+ if (rfds) all_rfds = *rfds;
else FD_ZERO (&all_rfds);
- if (wfds) memcpy (&all_wfds, wfds, sizeof (all_rfds));
+ if (wfds) all_wfds = *wfds;
else FD_ZERO (&all_wfds);
n_gfds = g_main_context_query (context, G_PRIORITY_LOW, &tmo_in_millisec,
return retval;
}
-#endif /* USE_GTK || HAVE_GCONF || HAVE_GSETTINGS */
+#endif /* HAVE_GLIB */