mirror of
https://github.com/freebsd/freebsd-src
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559a218c9b
These sys/cdefs.h are not needed. Purge them. They are mostly left-over from the $FreeBSD$ removal. A few in libc are still required for macros that cdefs.h defines. Keep those. Sponsored by: Netflix Differential Revision: https://reviews.freebsd.org/D42385
103 lines
2.9 KiB
C
103 lines
2.9 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2004 Tim J. Robbins.
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* All rights reserved.
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*
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* Copyright (c) 2011 The FreeBSD Foundation
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*
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 <runetype.h>
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#include <wchar.h>
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#include <wctype.h>
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#include "mblocal.h"
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wint_t
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nextwctype_l(wint_t wc, wctype_t wct, locale_t locale)
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{
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size_t lim;
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FIX_LOCALE(locale);
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_RuneLocale *runes = XLOCALE_CTYPE(locale)->runes;
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_RuneRange *rr = &runes->__runetype_ext;
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_RuneEntry *base, *re;
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int noinc;
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noinc = 0;
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if (wc < _CACHED_RUNES) {
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wc++;
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while (wc < _CACHED_RUNES) {
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if (runes->__runetype[wc] & wct)
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return (wc);
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wc++;
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}
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wc--;
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}
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if (rr->__ranges != NULL && wc < rr->__ranges[0].__min) {
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wc = rr->__ranges[0].__min;
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noinc = 1;
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}
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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 <= wc && wc <= re->__max)
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goto found;
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else if (wc > 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 (-1);
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found:
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if (!noinc)
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wc++;
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if (re->__min <= wc && wc <= re->__max) {
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if (re->__types != NULL) {
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for (; wc <= re->__max; wc++)
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if (re->__types[wc - re->__min] & wct)
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return (wc);
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} else if (re->__map & wct)
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return (wc);
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}
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while (++re < rr->__ranges + rr->__nranges) {
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wc = re->__min;
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if (re->__types != NULL) {
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for (; wc <= re->__max; wc++)
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if (re->__types[wc - re->__min] & wct)
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return (wc);
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} else if (re->__map & wct)
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return (wc);
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}
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return (-1);
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}
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wint_t
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nextwctype(wint_t wc, wctype_t wct)
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{
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return nextwctype_l(wc, wct, __get_locale());
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}
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