1// -*- C++ -*- forwarding header. 
2 
3// Copyright (C) 1997-2019 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_TR1 
82 
83#undef isblank 
84 
85namespace std 
86{ 
87 using ::isblank; 
88} // namespace std 
89 
90#endif // _GLIBCXX_USE_C99_CTYPE_TR1 
91 
92#endif // C++11 
93 
94#endif 
95