mirror of https://github.com/yasm/yasm.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
82 lines
2.6 KiB
82 lines
2.6 KiB
/* $IdPath$ |
|
* strcasecmp() implementation for systems that don't have it or stricmp() |
|
* or strcmpi(). |
|
* |
|
* Copyright (c) 1987, 1993 |
|
* 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. 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. |
|
*/ |
|
|
|
#ifdef HAVE_CONFIG_H |
|
# include "config.h" |
|
#endif |
|
|
|
#include "util.h" |
|
|
|
RCSID("$IdPath$"); |
|
|
|
#ifdef USE_OUR_OWN_STRCASECMP |
|
|
|
#if defined(LIBC_SCCS) && !defined(lint) |
|
static char sccsid[] = "@(#)strcasecmp.c 8.1 (Berkeley) 6/4/93"; |
|
#endif /* LIBC_SCCS and not lint */ |
|
|
|
#ifdef STDC_HEADERS |
|
# include <string.h> |
|
# include <ctype.h> |
|
#endif |
|
|
|
int |
|
strcasecmp(const char *s1, const char *s2) |
|
{ |
|
const unsigned char |
|
*us1 = (const unsigned char *)s1, |
|
*us2 = (const unsigned char *)s2; |
|
|
|
while (tolower(*us1) == tolower(*us2++)) |
|
if (*us1++ == '\0') |
|
return (0); |
|
return (tolower(*us1) - tolower(*--us2)); |
|
} |
|
|
|
int |
|
strncasecmp(const char *s1, const char *s2, size_t n) |
|
{ |
|
const unsigned char |
|
*us1 = (const unsigned char *)s1, |
|
*us2 = (const unsigned char *)s2; |
|
|
|
if (n != 0) { |
|
do { |
|
if (tolower(*us1) != tolower(*us2++)) |
|
return (tolower(*us1) - tolower(*--us2)); |
|
if (*us1++ == '\0') |
|
break; |
|
} while (--n != 0); |
|
} |
|
return (0); |
|
} |
|
#endif
|
|
|