[gnome-games] application: Quit on SIGINT

[Adrien Plazas <aplazas src gnome org>]

commit 02326f538cd9fbba1ccf2e22e3fd245da77dd14d
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Sun Mar 6 19:36:27 2016 +0100

    application: Quit on SIGINT
    
    This will be used to safely quit a game when a SIGINT occures.

 src/ui/application.vala |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)
---
diff --git a/src/ui/application.vala b/src/ui/application.vala
index eb042d7..0a44adc 100644
--- a/src/ui/application.vala
+++ b/src/ui/application.vala
@@ -31,6 +31,7 @@ private class Games.Application : Gtk.Application {
 
        construct {
                add_actions ();
+               add_signal_handlers ();
        }
 
        private void add_actions () {
@@ -47,6 +48,16 @@ private class Games.Application : Gtk.Application {
                add_action (quit_action);
        }
 
+       private void add_signal_handlers () {
+               var interrupt_source = new Unix.SignalSource (ProcessSignal.INT);
+               interrupt_source.set_callback (() => {
+                       quit ();
+
+                       return Source.CONTINUE;
+               });
+               interrupt_source.attach (MainContext  default ());
+       }
+
        public static string get_data_dir () {
                var data_dir = Environment.get_user_data_dir ();