1: /* Copyright (C) 1991,92,97,99,2002 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: #define __NO_CTYPE
   20: #include <ctype.h>
   21: 
   22: /* Provide real-function versions of all the ctype macros.  */
   23: 
   24: #define func(name, type) \
   25:   int name (int c) { return __isctype (c, type); }
   26: 
   27: func (isalnum, _ISalnum)
   28: func (isalpha, _ISalpha)
   29: func (iscntrl, _IScntrl)
   30: func (isdigit, _ISdigit)
   31: func (islower, _ISlower)
   32: func (isgraph, _ISgraph)
   33: func (isprint, _ISprint)
   34: func (ispunct, _ISpunct)
   35: func (isspace, _ISspace)
   36: func (isupper, _ISupper)
   37: func (isxdigit, _ISxdigit)
   38: 
   39: #define __ctype_tolower \
   40:   ((int32_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_TOLOWER) + 128)
   41: #define __ctype_toupper \
   42:   ((int32_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_TOUPPER) + 128)
   43: 
   44: int
   45: tolower (int c)
   46: {
   47:   return c >= -128 && c < 256 ? __ctype_tolower[c] : c;
   48: }
   49: 
   50: int
   51: toupper (int c)
   52: {
   53:   return c >= -128 && c < 256 ? __ctype_toupper[c] : c;
   54: }