19b50d902SRodney W. Grimes /*- 29b50d902SRodney W. Grimes * Copyright (c) 1991, 1993, 1994 39b50d902SRodney W. Grimes * The Regents of the University of California. All rights reserved. 49b50d902SRodney W. Grimes * 59b50d902SRodney W. Grimes * Redistribution and use in source and binary forms, with or without 69b50d902SRodney W. Grimes * modification, are permitted provided that the following conditions 79b50d902SRodney W. Grimes * are met: 89b50d902SRodney W. Grimes * 1. Redistributions of source code must retain the above copyright 99b50d902SRodney W. Grimes * notice, this list of conditions and the following disclaimer. 109b50d902SRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright 119b50d902SRodney W. Grimes * notice, this list of conditions and the following disclaimer in the 129b50d902SRodney W. Grimes * documentation and/or other materials provided with the distribution. 139b50d902SRodney W. Grimes * 3. All advertising materials mentioning features or use of this software 149b50d902SRodney W. Grimes * must display the following acknowledgement: 159b50d902SRodney W. Grimes * This product includes software developed by the University of 169b50d902SRodney W. Grimes * California, Berkeley and its contributors. 179b50d902SRodney W. Grimes * 4. Neither the name of the University nor the names of its contributors 189b50d902SRodney W. Grimes * may be used to endorse or promote products derived from this software 199b50d902SRodney W. Grimes * without specific prior written permission. 209b50d902SRodney W. Grimes * 219b50d902SRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 229b50d902SRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 239b50d902SRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 249b50d902SRodney W. Grimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 259b50d902SRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 269b50d902SRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 279b50d902SRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 289b50d902SRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 299b50d902SRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 309b50d902SRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 319b50d902SRodney W. Grimes * SUCH DAMAGE. 329d40f64aSDag-Erling Smørgrav * 339d40f64aSDag-Erling Smørgrav * $FreeBSD$ 349b50d902SRodney W. Grimes */ 359b50d902SRodney W. Grimes 369b50d902SRodney W. Grimes #ifndef lint 37fa146c53SArchie Cobbs static const char copyright[] = 389b50d902SRodney W. Grimes "@(#) Copyright (c) 1991, 1993, 1994\n\ 399b50d902SRodney W. Grimes The Regents of the University of California. All rights reserved.\n"; 409b50d902SRodney W. Grimes #endif /* not lint */ 419b50d902SRodney W. Grimes 429b50d902SRodney W. Grimes #ifndef lint 43fa146c53SArchie Cobbs static const char sccsid[] = "@(#)dirname.c 8.4 (Berkeley) 5/4/95"; 449b50d902SRodney W. Grimes #endif /* not lint */ 459b50d902SRodney W. Grimes 460de750cfSDag-Erling Smørgrav #include <err.h> 479d40f64aSDag-Erling Smørgrav #include <libgen.h> 489b50d902SRodney W. Grimes #include <stdio.h> 49948a3f54SDima Dorfman #include <stdlib.h> 50df3f5d9dSPeter Wemm #include <unistd.h> 519b50d902SRodney W. Grimes 52f1bb2cd2SWarner Losh void usage(void); 539b50d902SRodney W. Grimes 549b50d902SRodney W. Grimes int 559b50d902SRodney W. Grimes main(argc, argv) 569b50d902SRodney W. Grimes int argc; 579b50d902SRodney W. Grimes char **argv; 589b50d902SRodney W. Grimes { 590de750cfSDag-Erling Smørgrav char *p; 609b50d902SRodney W. Grimes int ch; 619b50d902SRodney W. Grimes 621c8af878SWarner Losh while ((ch = getopt(argc, argv, "")) != -1) 639b50d902SRodney W. Grimes switch(ch) { 649b50d902SRodney W. Grimes case '?': 659b50d902SRodney W. Grimes default: 669b50d902SRodney W. Grimes usage(); 679b50d902SRodney W. Grimes } 689b50d902SRodney W. Grimes argc -= optind; 699b50d902SRodney W. Grimes argv += optind; 709b50d902SRodney W. Grimes 719b50d902SRodney W. Grimes if (argc != 1) 729b50d902SRodney W. Grimes usage(); 739b50d902SRodney W. Grimes 740de750cfSDag-Erling Smørgrav if ((p = dirname(*argv)) == NULL) 750de750cfSDag-Erling Smørgrav err(1, "%s", *argv); 760de750cfSDag-Erling Smørgrav (void)printf("%s\n", p); 779b50d902SRodney W. Grimes exit(0); 789b50d902SRodney W. Grimes } 799b50d902SRodney W. Grimes 809b50d902SRodney W. Grimes void 819b50d902SRodney W. Grimes usage() 829b50d902SRodney W. Grimes { 839b50d902SRodney W. Grimes 849b50d902SRodney W. Grimes (void)fprintf(stderr, "usage: dirname path\n"); 859b50d902SRodney W. Grimes exit(1); 869b50d902SRodney W. Grimes } 87