044d36f347
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@4126 ec53bebd-3082-4978-b11e-865c3cabbd6b
126 lines
5.0 KiB
C
126 lines
5.0 KiB
C
/*
|
|
* 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. 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.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <config.h>
|
|
RCSID("$Id$");
|
|
#endif
|
|
|
|
#include <string.h>
|
|
#ifdef HAVE_SYS_TYPES_H
|
|
#include <sys/types.h>
|
|
#endif
|
|
|
|
#if defined(LIBC_SCCS) && !defined(lint)
|
|
static char sccsid[] = "@(#)strcasecmp.c 8.1 (Berkeley) 6/4/93";
|
|
#endif /* LIBC_SCCS and not lint */
|
|
|
|
/*
|
|
* This array is designed for mapping upper and lower case letter
|
|
* together for a case independent comparison. The mappings are
|
|
* based upon ascii character sequences.
|
|
*/
|
|
static const unsigned char charmap[] = {
|
|
'\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007',
|
|
'\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017',
|
|
'\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027',
|
|
'\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037',
|
|
'\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047',
|
|
'\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057',
|
|
'\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067',
|
|
'\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077',
|
|
'\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
|
|
'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
|
|
'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
|
|
'\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137',
|
|
'\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
|
|
'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
|
|
'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
|
|
'\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177',
|
|
'\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207',
|
|
'\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217',
|
|
'\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227',
|
|
'\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237',
|
|
'\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247',
|
|
'\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257',
|
|
'\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267',
|
|
'\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277',
|
|
'\300', '\301', '\302', '\303', '\304', '\305', '\306', '\307',
|
|
'\310', '\311', '\312', '\313', '\314', '\315', '\316', '\317',
|
|
'\320', '\321', '\322', '\323', '\324', '\325', '\326', '\327',
|
|
'\330', '\331', '\332', '\333', '\334', '\335', '\336', '\337',
|
|
'\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
|
|
'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
|
|
'\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367',
|
|
'\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377',
|
|
};
|
|
|
|
#ifndef HAVE_STRCASECMP
|
|
|
|
int
|
|
strcasecmp(const char *s1, const char *s2)
|
|
{
|
|
const unsigned char *cm = charmap,
|
|
*us1 = (const unsigned char *)s1,
|
|
*us2 = (const unsigned char *)s2;
|
|
|
|
while (cm[*us1] == cm[*us2++])
|
|
if (*us1++ == '\0')
|
|
return (0);
|
|
return (cm[*us1] - cm[*--us2]);
|
|
}
|
|
|
|
#endif /* HAVE_STRCASECMP */
|
|
|
|
#ifndef HAVE_STRNCASECMP
|
|
|
|
int
|
|
strncasecmp(const char *s1, const char *s2, size_t n)
|
|
{
|
|
if (n != 0) {
|
|
const unsigned char *cm = charmap,
|
|
*us1 = (const unsigned char *)s1,
|
|
*us2 = (const unsigned char *)s2;
|
|
|
|
do {
|
|
if (cm[*us1] != cm[*us2++])
|
|
return (cm[*us1] - cm[*--us2]);
|
|
if (*us1++ == '\0')
|
|
break;
|
|
} while (--n != 0);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
#endif /* HAVE_STRNCASECMP */
|