+ switch (ret) {
+ case CMD_WARNING:
+ WARN("Some command(s) went wrong");
+ break;
+ case CMD_ERROR:
+ ERR("Command error");
+ break;
+ case CMD_UNDEFINED:
+ ERR("Undefined command");
+ break;
+ case CMD_FATAL:
+ ERR("Fatal error");
+ break;
+ case -1:
+ usage(stderr);
+ ret = 1;
+ break;
+ case 0:
+ break;
+ default:
+ ERR("%s", lttng_strerror(ret));
+ break;