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/* $Xorg: lcUtil.c,v 1.3 2000/08/17 19:45:20 cpqbld Exp $ */
/*
* Copyright 1992, 1993 by TOSHIBA Corp.
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose and without fee is hereby granted, provided
* that the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of TOSHIBA not be used in advertising
* or publicity pertaining to distribution of the software without specific,
* written prior permission. TOSHIBA make no representations about the
* suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* TOSHIBA DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
* TOSHIBA BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
* ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*
* Author: Katsuhisa Yano TOSHIBA Corp.
* mopi@osa.ilab.toshiba.co.jp
* Bug fixes: Bruno Haible XFree86 Inc.
*/
/* $XFree86: xc/lib/X11/lcUtil.c,v 1.4 2001/01/17 19:41:55 dawes Exp $ */
#include <X11/Xlib.h>
#include "XlcPublic.h"
/* Don't use <ctype.h> here because it is locale dependent. */
#define set_toupper(ch) \
if (ch >= 'a' && ch <= 'z') \
ch = ch - 'a' + 'A';
/* Compares two ISO 8859-1 strings, ignoring case of ASCII letters.
Like strcasecmp in an ASCII locale. */
int
_XlcCompareISOLatin1(
const char *str1,
const char *str2)
{
unsigned char ch1, ch2;
for ( ; ; str1++, str2++) {
ch1 = *str1;
ch2 = *str2;
if (ch1 == '\0' || ch2 == '\0')
break;
set_toupper(ch1);
set_toupper(ch2);
if (ch1 != ch2)
break;
}
return ch1 - ch2;
}
/* Compares two ISO 8859-1 strings, at most len bytes of each, ignoring
case of ASCII letters. Like strncasecmp in an ASCII locale. */
int
_XlcNCompareISOLatin1(
const char *str1,
const char *str2,
int len)
{
unsigned char ch1, ch2;
for ( ; ; str1++, str2++, len--) {
if (len == 0)
return 0;
ch1 = *str1;
ch2 = *str2;
if (ch1 == '\0' || ch2 == '\0')
break;
set_toupper(ch1);
set_toupper(ch2);
if (ch1 != ch2)
break;
}
return ch1 - ch2;
}
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