freebsd-dev/usr.bin/dirname/dirname.c

86 lines
2.6 KiB
C
Raw Normal View History

1994-05-27 12:33:43 +00:00
/*-
* Copyright (c) 1991, 1993, 1994
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
2000-09-03 17:10:00 +00:00
*
* $FreeBSD$
1994-05-27 12:33:43 +00:00
*/
#ifndef lint
static const char copyright[] =
1994-05-27 12:33:43 +00:00
"@(#) Copyright (c) 1991, 1993, 1994\n\
The Regents of the University of California. All rights reserved.\n";
#endif /* not lint */
#ifndef lint
static const char sccsid[] = "@(#)dirname.c 8.4 (Berkeley) 5/4/95";
1994-05-27 12:33:43 +00:00
#endif /* not lint */
#include <err.h>
2000-09-03 17:10:00 +00:00
#include <libgen.h>
1994-05-27 12:33:43 +00:00
#include <stdio.h>
1997-03-11 13:43:33 +00:00
#include <unistd.h>
1994-05-27 12:33:43 +00:00
void usage __P((void));
int
main(argc, argv)
int argc;
char **argv;
{
char *p;
1994-05-27 12:33:43 +00:00
int ch;
while ((ch = getopt(argc, argv, "")) != -1)
1994-05-27 12:33:43 +00:00
switch(ch) {
case '?':
default:
usage();
}
argc -= optind;
argv += optind;
if (argc != 1)
usage();
if ((p = dirname(*argv)) == NULL)
err(1, "%s", *argv);
(void)printf("%s\n", p);
1994-05-27 12:33:43 +00:00
exit(0);
}
void
usage()
{
(void)fprintf(stderr, "usage: dirname path\n");
exit(1);
}