186 lines
5.3 KiB
C
186 lines
5.3 KiB
C
/*
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* Copyright (c) 1989 The Regents of the University of California.
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* All rights reserved.
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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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* 3. 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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#if defined(LIBC_SCCS) && !defined(lint)
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static char sccsid[] = "@(#)ctype_.c 5.6 (Berkeley) 6/1/90";
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#endif /* LIBC_SCCS and not lint */
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#include "ctype_.h"
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#include "../locale/setlocale.h"
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#define _CTYPE_DATA_0_127 \
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_C, _C, _C, _C, _C, _C, _C, _C, \
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_C, _C|_S, _C|_S, _C|_S, _C|_S, _C|_S, _C, _C, \
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_C, _C, _C, _C, _C, _C, _C, _C, \
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_C, _C, _C, _C, _C, _C, _C, _C, \
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_S|_B, _P, _P, _P, _P, _P, _P, _P, \
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_P, _P, _P, _P, _P, _P, _P, _P, \
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_N, _N, _N, _N, _N, _N, _N, _N, \
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_N, _N, _P, _P, _P, _P, _P, _P, \
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_P, _U|_X, _U|_X, _U|_X, _U|_X, _U|_X, _U|_X, _U, \
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_U, _U, _U, _U, _U, _U, _U, _U, \
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_U, _U, _U, _U, _U, _U, _U, _U, \
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_U, _U, _U, _P, _P, _P, _P, _P, \
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_P, _L|_X, _L|_X, _L|_X, _L|_X, _L|_X, _L|_X, _L, \
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_L, _L, _L, _L, _L, _L, _L, _L, \
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_L, _L, _L, _L, _L, _L, _L, _L, \
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_L, _L, _L, _P, _P, _P, _P, _C
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#define _CTYPE_DATA_128_255 \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0
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#if defined(_MB_CAPABLE)
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#if defined(_MB_EXTENDED_CHARSETS_ISO)
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#include "ctype_iso.h"
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#endif
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#if defined(_MB_EXTENDED_CHARSETS_WINDOWS)
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#include "ctype_cp.h"
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#endif
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#endif
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#if defined(ALLOW_NEGATIVE_CTYPE_INDEX)
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/* No static const on Cygwin since it's referenced and potentially overwritten
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for compatibility with older applications. */
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#ifndef __CYGWIN__
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const
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#endif
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char _ctype_b[128 + 256] = {
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_CTYPE_DATA_128_255,
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_CTYPE_DATA_0_127,
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_CTYPE_DATA_128_255
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};
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# ifdef __CYGWIN__
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/* For backward compatibility */
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char __EXPORT *__ctype_ptr__ = DEFAULT_CTYPE_PTR;
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# ifdef __x86_64__
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__asm__ (" \n\
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.data \n\
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.globl _ctype_ \n\
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.set _ctype_,_ctype_b+127 \n\
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.text \n\
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");
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# else
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__asm__ (" \n\
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.data \n\
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.globl __ctype_ \n\
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.set __ctype_,__ctype_b+127 \n\
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.text \n\
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");
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# endif
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# else /* !__CYGWIN__ */
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const char _ctype_[1 + 256] = {
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0,
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_CTYPE_DATA_0_127,
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_CTYPE_DATA_128_255
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};
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# endif /* !__CYGWIN__ */
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#else /* !ALLOW_NEGATIVE_CTYPE_INDEX */
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const char _ctype_[1 + 256] = {
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0,
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_CTYPE_DATA_0_127,
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_CTYPE_DATA_128_255
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};
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#endif /* !ALLOW_NEGATIVE_CTYPE_INDEX */
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#if defined(_MB_CAPABLE)
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/* Cygwin has its own implementation which additionally maintains backward
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compatibility with applications built under older Cygwin releases. */
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#ifndef __CYGWIN__
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void
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__set_ctype (struct __locale_t *loc, const char *charset)
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{
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#if defined(_MB_EXTENDED_CHARSETS_ISO) || defined(_MB_EXTENDED_CHARSETS_WINDOWS)
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int idx;
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#endif
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char *ctype_ptr = NULL;
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switch (*charset)
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{
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#if defined(_MB_EXTENDED_CHARSETS_ISO)
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case 'I':
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idx = __iso_8859_index (charset + 9);
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/* The ctype table has a leading ISO-8859-1 element so we have to add
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1 to the index returned by __iso_8859_index. If __iso_8859_index
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returns < 0, it's ISO-8859-1. */
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if (idx < 0)
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idx = 0;
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else
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++idx;
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ctype_ptr = __ctype_iso[idx];
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break;
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#endif
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#if defined(_MB_EXTENDED_CHARSETS_WINDOWS)
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case 'C':
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idx = __cp_index (charset + 2);
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if (idx < 0)
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break;
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ctype_ptr = __ctype_cp[idx];
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break;
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#endif
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default:
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break;
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}
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if (!ctype_ptr)
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{
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# if defined(ALLOW_NEGATIVE_CTYPE_INDEX)
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ctype_ptr = _ctype_b;
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# else
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ctype_ptr = _ctype_;
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# endif
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}
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# if defined(ALLOW_NEGATIVE_CTYPE_INDEX)
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loc->ctype_ptr = ctype_ptr + 127;
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# else
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loc->ctype_ptr = ctype_ptr;
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# endif
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}
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#endif /* !__CYGWIN__ */
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#endif /* _MB_CAPABLE */
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