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Annotation of src/usr.bin/dirname/dirname.c, Revision 1.11

1.11    ! otto        1: /*     $OpenBSD: dirname.c,v 1.10 2003/07/10 00:06:50 david Exp $      */
1.1       deraadt     2:
1.3       millert     3: /*
                      4:  * Copyright (c) 1997 Todd C. Miller <Todd.Miller@courtesan.com>
1.1       deraadt     5:  *
1.7       millert     6:  * Permission to use, copy, modify, and distribute this software for any
                      7:  * purpose with or without fee is hereby granted, provided that the above
                      8:  * copyright notice and this permission notice appear in all copies.
1.1       deraadt     9:  *
1.9       millert    10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     14:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     15:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     16:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1       deraadt    17:  */
                     18:
                     19: #ifndef lint
1.11    ! otto       20: static char rcsid[] = "$OpenBSD: dirname.c,v 1.10 2003/07/10 00:06:50 david Exp $";
1.3       millert    21: #endif /* not lint */
1.1       deraadt    22:
1.5       pjanzen    23: #include <err.h>
1.3       millert    24: #include <libgen.h>
                     25: #include <locale.h>
1.1       deraadt    26: #include <stdio.h>
1.10      david      27: #include <stdlib.h>
1.11    ! otto       28: #include <unistd.h>
        !            29:
        !            30: void usage(void);
1.1       deraadt    31:
                     32: int
1.8       deraadt    33: main(int argc, char *argv[])
1.1       deraadt    34: {
1.11    ! otto       35:        int ch;
1.3       millert    36:        char *dir;
1.1       deraadt    37:
                     38:        setlocale(LC_ALL, "");
                     39:
1.11    ! otto       40:        while ((ch = getopt(argc, argv, "")) != -1) {
        !            41:                switch (ch) {
        !            42:                default:
        !            43:                        usage();
        !            44:                }
1.1       deraadt    45:        }
1.11    ! otto       46:        argc -= optind;
        !            47:        argv += optind;
        !            48:
        !            49:        if (argc != 1)
        !            50:                usage();
1.1       deraadt    51:
1.11    ! otto       52:        if ((dir = dirname(argv[0])) == NULL)
        !            53:                err(1, "%s", argv[0]);
1.3       millert    54:        puts(dir);
1.1       deraadt    55:        exit(0);
1.11    ! otto       56: }
        !            57:
        !            58: extern char *__progname;
        !            59:
        !            60: void
        !            61: usage(void)
        !            62: {
        !            63:        (void)fprintf(stderr, "Usage: %s pathname\n", __progname);
        !            64:        exit(1);
1.1       deraadt    65: }