* Copyright (c) 1991 The Regents of the University of California.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* 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
"@(#) Copyright (c) 1991 The Regents of the University of California.\n\
static char sccsid
[] = "@(#)basename.c 5.1 (Berkeley) 3/9/91";
while ((ch
= getopt(argc
, argv
, "")) != EOF
)
if (argc
!= 1 && argc
!= 2)
* (1) If string is // it is implementation defined whether steps (2)
* through (5) are skipped or processed.
* (2) If string consists entirely of slash characters, string shall
* be set to a single slash character. In this case, skip steps
* (3) If there are any trailing slash characters in string, they
* (4) If there are any slash characters remaining in string, the
* prefix of string up to an including the last slash character
* in string shall be removed.
* (5) If the suffix operand is present, is not identical to the
* characters remaining in string, and is identical to a suffix
* of the characters remaining in string, the suffix suffix
* shall be removed from string.
int suffixlen
, stringlen
, off
;
suffixlen
= strlen(*argv
);
if (suffixlen
< stringlen
) {
off
= stringlen
- suffixlen
;
if (!strcmp(p
+ off
, *argv
))
(void)fprintf(stderr
, "usage: basename string [suffix]\n");