1 /* $OpenBSD: basename.c,v 1.14 2005/08/08 08:05:33 espie Exp $ */
4 * Copyright (c) 1997, 2004 Todd C. Miller <Todd.Miller@courtesan.com>
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.
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.
19 #include <sys/cdefs.h>
20 __FBSDID("$FreeBSD$");
26 #include <sys/param.h>
28 char * __freebsd11_basename_r(const char *path, char *bname);
29 char * __freebsd11_basename(char *path);
32 __freebsd11_basename_r(const char *path, char *bname)
34 const char *endp, *startp;
37 /* Empty or NULL string gets treated as "." */
38 if (path == NULL || *path == '\0') {
44 /* Strip any trailing slashes */
45 endp = path + strlen(path) - 1;
46 while (endp > path && *endp == '/')
49 /* All slashes becomes "/" */
50 if (endp == path && *endp == '/') {
56 /* Find the start of the base */
58 while (startp > path && *(startp - 1) != '/')
61 len = endp - startp + 1;
62 if (len >= MAXPATHLEN) {
66 memcpy(bname, startp, len);
72 __freebsd11_basename(char *path)
74 static char *bname = NULL;
77 bname = (char *)malloc(MAXPATHLEN);
81 return (__freebsd11_basename_r(path, bname));
84 __sym_compat(basename_r, __freebsd11_basename_r, FBSD_1.2);
85 __sym_compat(basename, __freebsd11_basename, FBSD_1.0);