1// -*- C++ -*- forwarding header.
2
3// Copyright (C) 1997-2024 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library. This library is free
6// software; you can redistribute it and/or modify it under the
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 3, or (at your option)
9// any later version.
10
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14// GNU General Public License for more details.
15
16// Under Section 7 of GPL version 3, you are granted additional
17// permissions described in the GCC Runtime Library Exception, version
18// 3.1, as published by the Free Software Foundation.
19
20// You should have received a copy of the GNU General Public License and
21// a copy of the GCC Runtime Library Exception along with this program;
22// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23// <http://www.gnu.org/licenses/>.
24
25/** @file include/cctype
26 * This is a Standard C++ Library file. You should @c \#include this file
27 * in your programs, rather than any of the @a *.h implementation files.
28 *
29 * This is the C++ version of the Standard C Library header @c ctype.h,
30 * and its contents are (mostly) the same as that header, but are all
31 * contained in the namespace @c std (except for names which are defined
32 * as macros in C).
33 */
34
35//
36// ISO C++ 14882: <ccytpe>
37//
38
39#pragma GCC system_header
40
41#include <bits/c++config.h>
42#include <ctype.h>
43
44#ifndef _GLIBCXX_CCTYPE
45#define _GLIBCXX_CCTYPE 1
46
47// Get rid of those macros defined in <ctype.h> in lieu of real functions.
48#undef isalnum
49#undef isalpha
50#undef iscntrl
51#undef isdigit
52#undef isgraph
53#undef islower
54#undef isprint
55#undef ispunct
56#undef isspace
57#undef isupper
58#undef isxdigit
59#undef tolower
60#undef toupper
61
62namespace std
63{
64 using ::isalnum;
65 using ::isalpha;
66 using ::iscntrl;
67 using ::isdigit;
68 using ::isgraph;
69 using ::islower;
70 using ::isprint;
71 using ::ispunct;
72 using ::isspace;
73 using ::isupper;
74 using ::isxdigit;
75 using ::tolower;
76 using ::toupper;
77} // namespace std
78
79#if __cplusplus >= 201103L
80
81#ifdef _GLIBCXX_USE_C99_CTYPE
82
83#undef isblank
84
85namespace std
86{
87 using ::isblank;
88} // namespace std
89
90#endif // _GLIBCXX_USE_C99_CTYPE
91
92#endif // C++11
93
94#endif
95