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