glibc/wctype/wcfuncs.c

95 lines
2.7 KiB
C

/* Copyright (C) 1996-2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <ctype.h>
#include <wctype.h>
#include <locale/localeinfo.h>
#include "wchar-lookup.h"
/* Provide real-function versions of all the wctype macros. */
#define func(name, type) \
extern int __isw##name (wint_t __wc); \
int \
__isw##name (wint_t wc) \
{ \
if (isascii (wc)) \
return is##name ((int) wc); \
size_t i = _NL_CURRENT_WORD (LC_CTYPE, _NL_CTYPE_CLASS_OFFSET) + type; \
const char *desc = _NL_CURRENT (LC_CTYPE, i); \
return wctype_table_lookup (desc, wc); \
} \
weak_alias (__isw##name, isw##name)
#undef iswalnum
func (alnum, __ISwalnum)
libc_hidden_def (__iswalnum)
libc_hidden_weak (iswalnum)
#undef iswalpha
func (alpha, __ISwalpha)
libc_hidden_weak (iswalpha)
#undef iswblank
func (blank, __ISwblank)
#undef iswcntrl
func (cntrl, __ISwcntrl)
#undef iswdigit
func (digit, __ISwdigit)
libc_hidden_weak (iswdigit)
#undef iswlower
func (lower, __ISwlower)
libc_hidden_def (__iswlower)
libc_hidden_weak (iswlower)
#undef iswgraph
func (graph, __ISwgraph)
#undef iswprint
func (print, __ISwprint)
#undef iswpunct
func (punct, __ISwpunct)
#undef iswspace
func (space, __ISwspace)
libc_hidden_weak (iswspace)
#undef iswupper
func (upper, __ISwupper)
#undef iswxdigit
func (xdigit, __ISwxdigit)
libc_hidden_weak (iswxdigit)
#undef towlower
wint_t
__towlower (wint_t wc)
{
size_t i = _NL_CURRENT_WORD (LC_CTYPE, _NL_CTYPE_MAP_OFFSET) + __TOW_tolower;
const char *desc = _NL_CURRENT (LC_CTYPE, i);
return wctrans_table_lookup (desc, wc);
}
libc_hidden_def (__towlower)
weak_alias (__towlower, towlower)
libc_hidden_weak (towlower)
#undef towupper
wint_t
__towupper (wint_t wc)
{
size_t i = _NL_CURRENT_WORD (LC_CTYPE, _NL_CTYPE_MAP_OFFSET) + __TOW_toupper;
const char *desc = _NL_CURRENT (LC_CTYPE, i);
return wctrans_table_lookup (desc, wc);
}
libc_hidden_def (__towupper)
weak_alias (__towupper, towupper)
libc_hidden_weak (towupper)