Return to dirname.c CVS log | Up to [local] / src / usr.bin / dirname |
File: [local] / src / usr.bin / dirname / dirname.c (download)
Revision 1.13, Tue Aug 10 22:05:36 2010 UTC (13 years, 10 months ago) by sobrado
s/Usage/usage/ |
/* $OpenBSD: dirname.c,v 1.13 2010/08/10 22:05:36 sobrado Exp $ */ /* * Copyright (c) 1997 Todd C. Miller <Todd.Miller@courtesan.com> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <err.h> #include <libgen.h> #include <locale.h> #include <stdio.h> #include <stdlib.h> #include <unistd.h> void usage(void); int main(int argc, char *argv[]) { int ch; char *dir; setlocale(LC_ALL, ""); while ((ch = getopt(argc, argv, "")) != -1) { switch (ch) { default: usage(); } } argc -= optind; argv += optind; if (argc != 1) usage(); if ((dir = dirname(argv[0])) == NULL) err(1, "%s", argv[0]); puts(dir); exit(0); } extern char *__progname; void usage(void) { (void)fprintf(stderr, "usage: %s pathname\n", __progname); exit(1); }