compositor: Shut down properly so we remove the socket

compositor/compositor-x11.c

@@ -581,7 +581,7 @@ x11_compositor_handle_event(int fd, uint32_t mask, void *data)
 			client_message = (xcb_client_message_event_t *) event;
 			atom = client_message->data.data32[0];
 			if (atom == c->atom.wm_delete_window)
-				exit(1);
+				wl_display_terminate(c->base.wl_display);
 			break;
 		default: 
 

compositor/compositor.c

@@ -1395,10 +1395,18 @@ wlsc_compositor_init(struct wlsc_compositor *ec, struct wl_display *display)
 	return 0;
 }
 
+static void on_term_signal(int signal_number, void *data)
+{
+	struct wlsc_compositor *ec = data;
+
+	wl_display_terminate(ec->wl_display);
+}
+
 int main(int argc, char *argv[])
 {
 	struct wl_display *display;
 	struct wlsc_compositor *ec;
+	struct wl_event_loop *loop;
 	GError *error = NULL;
 	GOptionContext *context;
 	int width, height;
@@ -1436,6 +1444,10 @@ int main(int argc, char *argv[])
 		exit(EXIT_FAILURE);
 	}
 
+	loop = wl_display_get_event_loop(ec->wl_display);
+	wl_event_loop_add_signal(loop, SIGTERM, on_term_signal, ec);
+	wl_event_loop_add_signal(loop, SIGINT, on_term_signal, ec);
+
 	wl_display_run(display);
 
 	wl_display_destroy(display);