Add signal handling with the GMainLoop

Provided through a very simplistic interface in obt, found in the
 obt/signal.[ch] files

1 files changed, 46 insertions, 0 deletions

diff --git a/obt/signal.h b/obt/signal.h
new file mode 100644
index 00000000..ec712b24
--- /dev/null
+++ b/obt/signal.h
@@ -0,0 +1,46 @@
+/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
+
+   obt/signal.h for the Openbox window manager
+   Copyright (c) 2010        Dana Jansens
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   See the COPYING file for a copy of the GNU General Public License.
+*/
+
+#ifndef __obt_signal_h
+#define __obt_signal_h
+
+#include <glib.h>
+
+G_BEGIN_DECLS
+
+typedef void (*ObtSignalHandler)(gint signal, gpointer data);
+
+/*! Listen for signals and report them through the default GMainContext within
+   main program thread (except signals that require immediate exit).
+   The app should not set its own signal handler function or it will interfere
+   with this one. */
+void obt_signal_listen(void);
+/*! Stop listening to signals and clean up */
+void obt_signal_stop(void);
+
+/*! Adds a signal handler for a signal.  The callback function @func will be
+  called when the signal @sig is fired.  @sig must not be a signal that
+  would cause the core to dump as these are handled internally.
+ */
+void obt_signal_add_callback(gint sig, ObtSignalHandler func, gpointer data);
+/*! Removes the most recently added callback with the given function. */
+void obt_signal_remove_callback(gint sig, ObtSignalHandler func);
+
+G_END_DECLS
+
+#endif