+static int on_machine_removed(sd_bus *bus, sd_bus_message *m, void *userdata, sd_bus_error *ret_error) {
+ PTYForward ** forward = (PTYForward**) userdata;
+ int r;
+
+ assert(bus);
+ assert(m);
+ assert(forward);
+
+ if (*forward) {
+ /* If the forwarder is already initialized, tell it to
+ * exit on the next hangup */
+
+ r = pty_forward_set_repeat(*forward, false);
+ if (r >= 0)
+ return 0;
+
+ log_error_errno(r, "Failed to set repeat flag: %m");
+ }
+
+ /* On error, or when the forwarder is not initialized yet, quit immediately */
+ sd_event_exit(sd_bus_get_event(bus), EXIT_FAILURE);
+ return 0;
+}
+