if(n_opt + n >= argc) {
fprintf(stderr, "Selector: Missing argument for %s, expecting %s.\n",
argv[n_opt], help);
if(n_opt + n >= argc) {
fprintf(stderr, "Selector: Missing argument for %s, expecting %s.\n",
argv[n_opt], help);
if(strcmp(argv[i], "-o") == 0) {
check_opt(argc, argv, i, 1, "<output filename>");
if(strcmp(argv[i], "-o") == 0) {
check_opt(argc, argv, i, 1, "<output filename>");