assert(argc >= 1);
assert(argv);
- while ((c = getopt_long(argc, argv, "", options, NULL)) >= 0)
+ /* "-" prevents getopt from permuting argv[] and moving the verb away
+ * from argv[1]. Our interface to initrd promises it'll be there. */
+ while ((c = getopt_long(argc, argv, "-", options, NULL)) >= 0)
switch (c) {
case ARG_LOG_LEVEL:
break;
+ case '\001':
+ if (!arg_verb)
+ arg_verb = optarg;
+ else
+ log_error("Excess arguments, ignoring");
+ break;
+
case '?':
return -EINVAL;
assert_not_reached("Unhandled option code.");
}
- if (optind >= argc) {
+ if (!arg_verb) {
log_error("Verb argument missing.");
return -EINVAL;
}
- arg_verb = argv[optind];
-
- if (optind + 1 < argc)
- log_error("Excess arguments, ignoring");
return 0;
}
r = -errno;
error:
- log_error("Critical error while doing system shutdown: %s", strerror(-r));
+ log_emergency("Critical error while doing system shutdown: %s", strerror(-r));
freeze();
}