ctype/ctype-extn.c

   1 /* Copyright (C) 1991-2014 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, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 #define __NO_CTYPE
  19 #include <ctype.h>
  20
  21 #define __ctype_tolower \
  22   ((int32_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_TOLOWER) + 128)
  23 #define __ctype_toupper \
  24   ((int32_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_TOUPPER) + 128)
  25
  26 /* Real function versions of the non-ANSI ctype functions.  isblank is
  27    now in ISO C99 but we leave it here.  */
  28
  29 int
  30 isblank (int c)
  31 {
  32   return __isctype (c, _ISblank);
  33 }
  34
  35 int
  36 _tolower (int c)
  37 {
  38   return __ctype_tolower[c];
  39 }
  40 int
  41 _toupper (int c)
  42 {
  43   return __ctype_toupper[c];
  44 }
  45
  46 int
  47 toascii (int c)
  48 {
  49   return __toascii (c);
  50 }
  51 weak_alias (toascii, __toascii_l)
  52
  53 int
  54 isascii (int c)
  55 {
  56   return __isascii (c);
  57 }
  58 weak_alias (isascii, __isascii_l)
  59
  60
  61 int
  62 __isblank_l (int c, __locale_t l)
  63 {
  64   return __isctype_l (c, _ISblank, l);
  65 }
  66 weak_alias (__isblank_l, isblank_l)