wctype/wcfuncs.c

   1 /* Copyright (C) 1996,1997,1998,1999,2000,2001 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 #include <wctype.h>
  20 #include <locale/localeinfo.h>
  21
  22 #include "wchar-lookup.h"
  23
  24 /* These are not exported.  */
  25 extern const char *__ctype32_wctype[12];
  26 extern const char *__ctype32_wctrans[2];
  27
  28 /* Provide real-function versions of all the wctype macros.  */
  29
  30 #define func(name, type)                                        \
  31   extern int __##name (wint_t __wc);                            \
  32   int                                                           \
  33   __##name (wint_t wc)                                          \
  34   {                                                             \
  35     return wctype_table_lookup (__ctype32_wctype[type], wc);    \
  36   }                                                             \
  37   weak_alias (__##name, name)
  38
  39 #undef iswalnum
  40 func (iswalnum, __ISwalnum)
  41 #undef iswalpha
  42 func (iswalpha, __ISwalpha)
  43 #undef iswblank
  44 func (iswblank, __ISwblank)
  45 #undef iswcntrl
  46 func (iswcntrl, __ISwcntrl)
  47 #undef iswdigit
  48 func (iswdigit, __ISwdigit)
  49 #undef iswlower
  50 func (iswlower, __ISwlower)
  51 #undef iswgraph
  52 func (iswgraph, __ISwgraph)
  53 #undef iswprint
  54 func (iswprint, __ISwprint)
  55 #undef iswpunct
  56 func (iswpunct, __ISwpunct)
  57 #undef iswspace
  58 func (iswspace, __ISwspace)
  59 #undef iswupper
  60 func (iswupper, __ISwupper)
  61 #undef iswxdigit
  62 func (iswxdigit, __ISwxdigit)
  63
  64 wint_t
  65 (towlower) (wc)
  66      wint_t wc;
  67 {
  68   return wctrans_table_lookup (__ctype32_wctrans[__TOW_tolower], wc);
  69 }
  70
  71 wint_t
  72 (towupper) (wc)
  73      wint_t wc;
  74 {
  75   return wctrans_table_lookup (__ctype32_wctrans[__TOW_toupper], wc);
  76 }