+ bus = dbus_bus_get_private(DBUS_BUS_SYSTEM, &error);
+ if (!bus) {
+ log_error("Failed to get system D-Bus connection: %s", error.message);
+ r = -ECONNREFUSED;
+ goto fail;
+ }
+
+ if (!dbus_connection_register_object_path(bus, "/org/freedesktop/hostname1", &hostname_vtable, NULL)) {
+ log_error("Not enough memory");
+ r = -ENOMEM;
+ goto fail;
+ }
+
+ if (dbus_bus_request_name(bus, "org.freedesktop.hostname1", DBUS_NAME_FLAG_DO_NOT_QUEUE, &error) < 0) {
+ log_error("Failed to register name on bus: %s", error.message);
+ r = -EEXIST;
+ goto fail;
+ }
+
+ if (_bus)
+ *_bus = bus;
+
+ return 0;
+
+fail:
+ dbus_connection_close(bus);
+ dbus_connection_unref(bus);
+
+ dbus_error_free(&error);
+
+ return r;
+}
+
+int main(int argc, char *argv[]) {
+ int r;
+ DBusConnection *bus = NULL;
+