int
main(int argc, char **argv)
{
	const char *progname = getprogname();
#ifndef SMALL
	char *gzip;
	int len;
#endif
	int ch;

	/* XXX set up signals */

#ifndef SMALL
	if ((gzip = getenv("GZIP")) != NULL)
		prepend_gzip(gzip, &argc, &argv);
#endif

	/*
	 * XXX
	 * handle being called `gunzip', `zcat' and `gzcat'
	 */
	if (strcmp(progname, "gunzip") == 0)
		dflag = 1;
	else if (strcmp(progname, "zcat") == 0 ||
		 strcmp(progname, "gzcat") == 0)
		dflag = cflag = 1;

#ifdef SMALL
#define OPT_LIST "123456789cdhlV"
#else
#define OPT_LIST "123456789cdfhklNnqrS:tVv"
#endif

	while ((ch = getopt_long(argc, argv, OPT_LIST, longopts, NULL)) != -1) {
		switch (ch) {
		case '1': case '2': case '3':
		case '4': case '5': case '6':
		case '7': case '8': case '9':
			numflag = ch - '0';
			break;
		case 'c':
			cflag = 1;
			break;
		case 'd':
			dflag = 1;
			break;
		case 'l':
			lflag = 1;
			dflag = 1;
			break;
		case 'V':
			display_version();
			/* NOTREACHED */
#ifndef SMALL
		case 'f':
			fflag = 1;
			break;
		case 'k':
			kflag = 1;
			break;
		case 'N':
			nflag = 0;
			Nflag = 1;
			break;
		case 'n':
			nflag = 1;
			Nflag = 0;
			break;
		case 'q':
			qflag = 1;
			break;
		case 'r':
			rflag = 1;
			break;
		case 'S':
			len = strlen(optarg);
			if (len != 0) {
				if (len > SUFFIX_MAXLEN)
					errx(1, "incorrect suffix: '%s'", optarg);
				suffixes[0].zipped = optarg;
				suffixes[0].ziplen = len;
			} else {
				suffixes[NUM_SUFFIXES - 1].zipped = "";
				suffixes[NUM_SUFFIXES - 1].ziplen = 0;
			}
			break;
		case 't':
			cflag = 1;
			tflag = 1;
			dflag = 1;
			break;
		case 'v':
			vflag = 1;
			break;
#endif
		default:
			usage();
			/* NOTREACHED */
		}
	}
	argv += optind;
	argc -= optind;

	if (argc == 0) {
		if (dflag)	/* stdin mode */
			handle_stdin();
		else		/* stdout mode */
			handle_stdout();
	} else {
		do {
			handle_pathname(argv[0]);
		} while (*++argv);
	}
#ifndef SMALL
	if (qflag == 0 && lflag && argc > 1)
		print_list(-1, 0, "(totals)", 0);
#endif
	exit(exit_value);
}
Esempio n. 2
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int
gzip_main(int argc, char **argv)
{
	const char *progname = argv[0]; // getprogname(); // getprogname returns Host application
#ifndef SMALL
	char *gzip;
	int len;
#endif
	int ch;
    // Initialize all flags:
    optind = 1; opterr = 1; optreset = 1;
    cflag = dflag =   lflag = 0;
    numflag = 6;
#ifndef SMALL
    fflag = kflag = nflag = Nflag = qflag = rflag = tflag = vflag = 0;
#endif
    exit_value = 0;           /* exit value */
#ifdef __APPLE__
    zcat = false;
#endif

#ifndef SMALL
	if ((gzip = getenv("GZIP")) != NULL)
		prepend_gzip(gzip, &argc, &argv);
	signal(SIGINT, sigint_handler);
#endif

	/*
	 * XXX
	 * handle being called `gunzip', `zcat' and `gzcat'
	 */
	if (strcmp(progname, "gunzip") == 0)
		dflag = 1;
	else if (strcmp(progname, "zcat") == 0 ||
		 strcmp(progname, "gzcat") == 0)
		dflag = cflag = 1;

#ifdef __APPLE__
	if (strcmp(progname, "zcat") == 0) {
		zcat = true;
	}
#endif

#ifdef SMALL
#define OPT_LIST "123456789cdhlV"
#else
#define OPT_LIST "123456789acdfhklLNnqrS:tVv"
#endif

	while ((ch = getopt_long(argc, argv, OPT_LIST, longopts, NULL)) != -1) {
		switch (ch) {
		case '1': case '2': case '3':
		case '4': case '5': case '6':
		case '7': case '8': case '9':
			numflag = ch - '0';
			break;
		case 'c':
			cflag = 1;
			break;
		case 'd':
			dflag = 1;
			break;
		case 'l':
			lflag = 1;
			dflag = 1;
			break;
		case 'V':
			display_version();
			/* NOTREACHED */
#ifndef SMALL
		case 'a':
			fprintf(stderr, "%s: option --ascii ignored on this system\n", progname);
			break;
		case 'f':
			fflag = 1;
			break;
		case 'k':
			kflag = 1;
			break;
		case 'L':
			display_license();
			/* NOT REACHED */
		case 'N':
			nflag = 0;
			Nflag = 1;
			break;
		case 'n':
			nflag = 1;
			Nflag = 0;
			break;
		case 'q':
			qflag = 1;
			break;
		case 'r':
			rflag = 1;
			break;
		case 'S':
			len = strlen(optarg);
			if (len != 0) {
                if (len > SUFFIX_MAXLEN) {
					// errx(1, "incorrect suffix: '%s': too long", optarg);
                    fprintf(stderr, "incorrect suffix: '%s': too long", optarg);
                    pthread_exit(NULL);
                }
				suffixes[0].zipped = optarg;
				suffixes[0].ziplen = len;
			} else {
				suffixes[NUM_SUFFIXES - 1].zipped = "";
				suffixes[NUM_SUFFIXES - 1].ziplen = 0;
			}
			break;
		case 't':
			cflag = 1;
			tflag = 1;
			dflag = 1;
			break;
		case 'v':
			vflag = 1;
			break;
#endif
		default:
			usage();
			/* NOTREACHED */
		}
	}
	argv += optind;
	argc -= optind;

	if (argc == 0) {
		if (dflag)	/* stdin mode */
			handle_stdin();
		else		/* stdout mode */
			handle_stdout();
	} else {
		do {
			handle_pathname(argv[0]);
		} while (*++argv);
	}
#ifndef SMALL
	if (qflag == 0 && lflag && argc > 1)
		print_list(-1, 0, "(totals)", 0);
#endif
	exit(exit_value);
}