60 lines
2.1 KiB
C
60 lines
2.1 KiB
C
/* Define current locale data for LC_CTYPE category.
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Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "localeinfo.h"
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#include <ctype.h>
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#include <endian.h>
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_NL_CURRENT_DEFINE (LC_CTYPE);
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/* We are called after loading LC_CTYPE data to load it into
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the variables used by the ctype.h macros.
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There are three arrays of short ints which need to be indexable
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from -128 to 255 inclusive. Stored in the locale data file are
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a copy of each for each byte order. */
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void
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_nl_postload_ctype (void)
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{
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#if BYTE_ORDER == BIG_ENDIAN
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#define bo(x) x##_EB
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#elif BYTE_ORDER == LITTLE_ENDIAN
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#define bo(x) x##_EL
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#else
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#error bizarre byte order
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#endif
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#define paste(a,b) paste1(a,b)
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#define paste1(a,b) a##b
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#define current(type,x,offset) \
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((const type *) _NL_CURRENT (LC_CTYPE, paste(_NL_CTYPE_,x)) + offset)
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extern const unsigned int *__ctype32_b;
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extern const unsigned int *__ctype_names;
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extern const unsigned char *__ctype_width;
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__ctype_b = current (unsigned short int, CLASS, 128);
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__ctype_toupper = current (int, bo (TOUPPER), 128);
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__ctype_tolower = current (int, bo (TOLOWER), 128);
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__ctype32_b = current (unsigned int, CLASS32, 0);
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__ctype_names = current (unsigned int, bo (NAMES), 0);
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__ctype_width = current (unsigned char, WIDTH, 0);
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}
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