Annotation of src/usr.bin/dirname/dirname.c, Revision 1.12
1.12 ! deraadt 1: /* $OpenBSD: dirname.c,v 1.11 2005/04/07 07:16:21 otto 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:
1.5 pjanzen 19: #include <err.h>
1.3 millert 20: #include <libgen.h>
21: #include <locale.h>
1.1 deraadt 22: #include <stdio.h>
1.10 david 23: #include <stdlib.h>
1.11 otto 24: #include <unistd.h>
25:
26: void usage(void);
1.1 deraadt 27:
28: int
1.8 deraadt 29: main(int argc, char *argv[])
1.1 deraadt 30: {
1.11 otto 31: int ch;
1.3 millert 32: char *dir;
1.1 deraadt 33:
34: setlocale(LC_ALL, "");
35:
1.11 otto 36: while ((ch = getopt(argc, argv, "")) != -1) {
37: switch (ch) {
38: default:
39: usage();
40: }
1.1 deraadt 41: }
1.11 otto 42: argc -= optind;
43: argv += optind;
44:
45: if (argc != 1)
46: usage();
1.1 deraadt 47:
1.11 otto 48: if ((dir = dirname(argv[0])) == NULL)
49: err(1, "%s", argv[0]);
1.3 millert 50: puts(dir);
1.1 deraadt 51: exit(0);
1.11 otto 52: }
53:
54: extern char *__progname;
55:
56: void
57: usage(void)
58: {
59: (void)fprintf(stderr, "Usage: %s pathname\n", __progname);
60: exit(1);
1.1 deraadt 61: }