79 lines
2.6 KiB
C
79 lines
2.6 KiB
C
/*-
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* Copyright (c) 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Paul Borman at Krystal Technologies.
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*
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* Copyright (c) 2011 The FreeBSD Foundation
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* All rights reserved.
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* Portions of this software were developed by David Chisnall
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* under sponsorship from the FreeBSD Foundation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <ctype.h>
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#include <stdio.h>
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#include <runetype.h>
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#include <wchar.h>
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#include "mblocal.h"
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__ct_rune_t
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___toupper_l(__ct_rune_t c, locale_t l)
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{
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size_t lim;
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FIX_LOCALE(l);
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_RuneRange *rr = &XLOCALE_CTYPE(l)->runes->__mapupper_ext;
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_RuneEntry *base, *re;
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if (c < 0 || c == EOF)
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return(c);
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/* Binary search -- see bsearch.c for explanation. */
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base = rr->__ranges;
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for (lim = rr->__nranges; lim != 0; lim >>= 1) {
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re = base + (lim >> 1);
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if (re->__min <= c && c <= re->__max)
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{
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return (re->__map + c - re->__min);
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}
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else if (c > re->__max) {
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base = re + 1;
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lim--;
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}
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}
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return(c);
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}
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__ct_rune_t
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___toupper(__ct_rune_t c)
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{
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return ___toupper_l(c, __get_locale());
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}
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