1997-03-11 13:08:12 +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.
|
|
|
|
* 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.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#ifndef lint
|
1998-12-06 22:58:23 +00:00
|
|
|
static const char copyright[] =
|
1997-03-11 13:08:12 +00:00
|
|
|
"@(#) Copyright (c) 1991, 1993, 1994\n\
|
|
|
|
The Regents of the University of California. All rights reserved.\n";
|
2001-12-03 01:15:28 +00:00
|
|
|
#endif
|
1997-03-11 13:08:12 +00:00
|
|
|
|
2001-12-10 21:13:08 +00:00
|
|
|
#if 0
|
1997-03-11 13:08:12 +00:00
|
|
|
#ifndef lint
|
2001-12-10 21:13:08 +00:00
|
|
|
static char sccsid[] = "@(#)basename.c 8.4 (Berkeley) 5/4/95";
|
1997-03-11 13:08:12 +00:00
|
|
|
#endif /* not lint */
|
2001-12-10 21:13:08 +00:00
|
|
|
#endif
|
|
|
|
|
|
|
|
#include <sys/cdefs.h>
|
|
|
|
__FBSDID("$FreeBSD$");
|
1997-03-11 13:08:12 +00:00
|
|
|
|
2016-11-08 05:31:01 +00:00
|
|
|
#include <capsicum_helpers.h>
|
2000-09-06 07:28:02 +00:00
|
|
|
#include <err.h>
|
2000-09-03 17:09:41 +00:00
|
|
|
#include <libgen.h>
|
2004-07-15 06:15:10 +00:00
|
|
|
#include <limits.h>
|
|
|
|
#include <locale.h>
|
1997-03-11 13:08:12 +00:00
|
|
|
#include <stdio.h>
|
2001-06-24 19:41:18 +00:00
|
|
|
#include <stdlib.h>
|
2000-09-06 07:28:02 +00:00
|
|
|
#include <string.h>
|
1997-03-11 13:08:12 +00:00
|
|
|
#include <unistd.h>
|
2004-07-15 06:15:10 +00:00
|
|
|
#include <wchar.h>
|
1997-03-11 13:08:12 +00:00
|
|
|
|
2004-07-15 06:15:10 +00:00
|
|
|
void stripsuffix(char *, const char *, size_t);
|
2002-03-22 01:22:50 +00:00
|
|
|
void usage(void);
|
1997-03-11 13:08:12 +00:00
|
|
|
|
|
|
|
int
|
2002-09-04 23:29:10 +00:00
|
|
|
main(int argc, char **argv)
|
1997-03-11 13:08:12 +00:00
|
|
|
{
|
2004-07-15 06:15:10 +00:00
|
|
|
char *p, *suffix;
|
2002-06-30 13:40:35 +00:00
|
|
|
size_t suffixlen;
|
|
|
|
int aflag, ch;
|
1997-03-11 13:08:12 +00:00
|
|
|
|
2004-07-15 06:15:10 +00:00
|
|
|
setlocale(LC_ALL, "");
|
|
|
|
|
2016-11-08 05:31:01 +00:00
|
|
|
if (caph_limit_stdio() < 0 || (cap_enter() < 0 && errno != ENOSYS))
|
|
|
|
err(1, "capsicum");
|
|
|
|
|
2002-06-30 13:40:35 +00:00
|
|
|
aflag = 0;
|
|
|
|
suffix = NULL;
|
|
|
|
suffixlen = 0;
|
|
|
|
|
|
|
|
while ((ch = getopt(argc, argv, "as:")) != -1)
|
1997-03-11 13:08:12 +00:00
|
|
|
switch(ch) {
|
2002-06-30 13:40:35 +00:00
|
|
|
case 'a':
|
|
|
|
aflag = 1;
|
|
|
|
break;
|
|
|
|
case 's':
|
|
|
|
suffix = optarg;
|
|
|
|
break;
|
1997-03-11 13:08:12 +00:00
|
|
|
case '?':
|
|
|
|
default:
|
|
|
|
usage();
|
|
|
|
}
|
|
|
|
argc -= optind;
|
|
|
|
argv += optind;
|
|
|
|
|
2002-06-30 13:40:35 +00:00
|
|
|
if (argc < 1)
|
1997-03-11 13:08:12 +00:00
|
|
|
usage();
|
|
|
|
|
2000-10-12 16:22:15 +00:00
|
|
|
if (!*argv[0]) {
|
|
|
|
printf("\n");
|
|
|
|
exit(0);
|
|
|
|
}
|
2000-09-06 07:28:02 +00:00
|
|
|
if ((p = basename(argv[0])) == NULL)
|
|
|
|
err(1, "%s", argv[0]);
|
2002-06-30 13:40:35 +00:00
|
|
|
if ((suffix == NULL && !aflag) && argc == 2) {
|
|
|
|
suffix = argv[1];
|
|
|
|
argc--;
|
|
|
|
}
|
|
|
|
if (suffix != NULL)
|
|
|
|
suffixlen = strlen(suffix);
|
|
|
|
while (argc--) {
|
|
|
|
if ((p = basename(*argv)) == NULL)
|
|
|
|
err(1, "%s", argv[0]);
|
2004-07-15 06:15:10 +00:00
|
|
|
stripsuffix(p, suffix, suffixlen);
|
2002-06-30 13:40:35 +00:00
|
|
|
argv++;
|
|
|
|
(void)printf("%s\n", p);
|
|
|
|
}
|
1997-03-11 13:08:12 +00:00
|
|
|
exit(0);
|
|
|
|
}
|
|
|
|
|
2004-07-15 06:15:10 +00:00
|
|
|
void
|
|
|
|
stripsuffix(char *p, const char *suffix, size_t suffixlen)
|
|
|
|
{
|
|
|
|
char *q, *r;
|
|
|
|
mbstate_t mbs;
|
|
|
|
size_t n;
|
|
|
|
|
|
|
|
if (suffixlen && (q = strchr(p, '\0') - suffixlen) > p &&
|
|
|
|
strcmp(suffix, q) == 0) {
|
|
|
|
/* Ensure that the match occurred on a character boundary. */
|
|
|
|
memset(&mbs, 0, sizeof(mbs));
|
|
|
|
for (r = p; r < q; r += n) {
|
|
|
|
n = mbrlen(r, MB_LEN_MAX, &mbs);
|
|
|
|
if (n == (size_t)-1 || n == (size_t)-2) {
|
|
|
|
memset(&mbs, 0, sizeof(mbs));
|
|
|
|
n = 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/* Chop off the suffix. */
|
|
|
|
if (q == r)
|
|
|
|
*q = '\0';
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
1997-03-11 13:08:12 +00:00
|
|
|
void
|
2002-09-04 23:29:10 +00:00
|
|
|
usage(void)
|
1997-03-11 13:08:12 +00:00
|
|
|
{
|
|
|
|
|
2002-06-30 13:40:35 +00:00
|
|
|
(void)fprintf(stderr,
|
|
|
|
"usage: basename string [suffix]\n"
|
|
|
|
" basename [-a] [-s suffix] string [...]\n");
|
1997-03-11 13:08:12 +00:00
|
|
|
exit(1);
|
|
|
|
}
|