libstdc++
cwctype
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1 // -*- C++ -*- forwarding header.
2 
3 // Copyright (C) 1997-2017 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/cwctype
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 wctype.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: <cwctype>
37 //
38 
39 #pragma GCC system_header
40 
41 #include <bits/c++config.h>
42 
43 #if _GLIBCXX_HAVE_WCTYPE_H
44 
45 #if __GLIBC__ == 2 && __GLIBC_MINOR__ < 10
46 // Work around glibc BZ 9694
47 #include <stddef.h>
48 #endif
49 
50 #include <wctype.h>
51 #endif // _GLIBCXX_HAVE_WCTYPE_H
52 
53 #ifndef _GLIBCXX_CWCTYPE
54 #define _GLIBCXX_CWCTYPE 1
55 
56 // Get rid of those macros defined in <wctype.h> in lieu of real functions.
57 #undef iswalnum
58 #undef iswalpha
59 #if _GLIBCXX_HAVE_ISWBLANK
60 # undef iswblank
61 #endif
62 #undef iswcntrl
63 #undef iswctype
64 #undef iswdigit
65 #undef iswgraph
66 #undef iswlower
67 #undef iswprint
68 #undef iswpunct
69 #undef iswspace
70 #undef iswupper
71 #undef iswxdigit
72 #undef towctrans
73 #undef towlower
74 #undef towupper
75 #undef wctrans
76 #undef wctype
77 
78 #if _GLIBCXX_USE_WCHAR_T
79 
80 namespace std
81 {
82  using ::wctrans_t;
83  using ::wctype_t;
84  using ::wint_t;
85 
86  using ::iswalnum;
87  using ::iswalpha;
88 #if _GLIBCXX_HAVE_ISWBLANK
89  using ::iswblank;
90 #endif
91  using ::iswcntrl;
92  using ::iswctype;
93  using ::iswdigit;
94  using ::iswgraph;
95  using ::iswlower;
96  using ::iswprint;
97  using ::iswpunct;
98  using ::iswspace;
99  using ::iswupper;
100  using ::iswxdigit;
101  using ::towctrans;
102  using ::towlower;
103  using ::towupper;
104  using ::wctrans;
105  using ::wctype;
106 } // namespace
107 
108 #endif //_GLIBCXX_USE_WCHAR_T
109 
110 #endif // _GLIBCXX_CWCTYPE
ISO C++ entities toplevel namespace is std.