1// Locale support -*- C++ -*-
2
3// Copyright (C) 1999-2020 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//
26// ISO C++ 14882: 22.1  Locales
27//
28
29// Information as gleaned from /usr/include/ctype.h
30
31namespace std _GLIBCXX_VISIBILITY(default)
32{
33_GLIBCXX_BEGIN_NAMESPACE_VERSION
34
35  /// @brief  Base class for ctype.
36  struct ctype_base
37  {
38    // Non-standard typedefs.
39    typedef const int* 		__to_type;
40
41    // NB: Offsets into ctype<char>::_M_table force a particular size
42    // on the mask type. Because of this, we don't use an enum.
43    typedef unsigned int 	mask;
44    static const mask upper    	= _ISUPPER;
45    static const mask lower 	= _ISLOWER;
46    static const mask alpha 	= _ISALPHA;
47    static const mask digit 	= _ISDIGIT;
48    static const mask xdigit 	= _ISXDIGIT;
49    static const mask space 	= _ISSPACE;
50    static const mask print 	= _ISPRINT;
51    static const mask graph 	= _ISALPHA | _ISDIGIT | _ISPUNCT;
52    static const mask cntrl 	= _ISCNTRL;
53    static const mask punct 	= _ISPUNCT;
54    static const mask alnum 	= _ISALPHA | _ISDIGIT;
55#if __cplusplus >= 201103L
56    static const mask blank	= _ISBLANK;
57#endif
58  };
59
60_GLIBCXX_END_NAMESPACE_VERSION
61} // namespace
62