usesyslog = 1;
break;
case 'u':
- if((pwent = getpwnam(optarg)) == NULL) {
+ if(optarg[0] && ((pwent = getpwnam(optarg)) == NULL)) {
flog(LOG_ERR, "could not find user %s", optarg);
exit(1);
}
break;
case 'r':
- root = optarg;
+ root = optarg[0] ? optarg : NULL;
break;
case 'p':
- pidfile = optarg;
+ pidfile = optarg[0] ? optarg : NULL;
break;
default:
usage(stderr);