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[glibc.git] / ctype / ctype.c
blob4bcbd30ef7688c1072f3022951bdac075b342763
1 /* Copyright (C) 1991, 1992, 1997, 1999 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
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.
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.
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. */
19 #define __NO_CTYPE
20 #include <ctype.h>
22 /* Provide real-function versions of all the ctype macros. */
24 #define func(name, type) \
25 int name (int c) { return __isctype (c, type); }
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)
39 int
40 tolower (int c)
42 return c >= -128 && c < 256 ? __ctype_tolower[c] : c;
45 int
46 toupper (int c)
48 return c >= -128 && c < 256 ? __ctype_toupper[c] : c;