1// Locale support -*- C++ -*-
2
3// Copyright (C) 1997, 1998, 1999, 2000, 2002, 2003, 2004
4// Free Software Foundation, Inc.
5//
6// This file is part of the GNU ISO C++ Library.  This library is free
7// software; you can redistribute it and/or modify it under the
8// terms of the GNU General Public License as published by the
9// Free Software Foundation; either version 2, or (at your option)
10// any later version.
11
12// This library is distributed in the hope that it will be useful,
13// but WITHOUT ANY WARRANTY; without even the implied warranty of
14// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15// GNU General Public License for more details.
16
17// You should have received a copy of the GNU General Public License along
18// with this library; see the file COPYING.  If not, write to the Free
19// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
20// USA.
21
22// As a special exception, you may use this file as part of a free software
23// library without restriction.  Specifically, if other files instantiate
24// templates or use macros or inline functions from this file, or you compile
25// this file and link it with other files to produce an executable, this
26// file does not by itself cause the resulting executable to be covered by
27// the GNU General Public License.  This exception does not however
28// invalidate any other reasons why the executable file might be covered by
29// the GNU General Public License.
30
31//
32// ISO C++ 14882: 22.1  Locales
33//
34
35/** @file ctype_base.h
36 *  This is an internal header file, included by other library headers.
37 *  You should not attempt to use it directly.
38 */
39
40// Information as gleaned from /usr/include/ctype.h
41
42_GLIBCXX_BEGIN_NAMESPACE(std)
43
44  /// @brief  Base class for ctype.
45  struct ctype_base
46  {
47    // Non-standard typedefs.
48    typedef const int* 		__to_type;
49
50    // NB: Offsets into ctype<char>::_M_table force a particular size
51    // on the mask type. Because of this, we don't use an enum.
52    typedef unsigned short 	mask;
53    static const mask upper    	= _ISupper;
54    static const mask lower 	= _ISlower;
55    static const mask alpha 	= _ISalpha;
56    static const mask digit 	= _ISdigit;
57    static const mask xdigit 	= _ISxdigit;
58    static const mask space 	= _ISspace;
59    static const mask print 	= _ISprint;
60    static const mask graph 	= _ISalpha | _ISdigit | _ISpunct;
61    static const mask cntrl 	= _IScntrl;
62    static const mask punct 	= _ISpunct;
63    static const mask alnum 	= _ISalpha | _ISdigit;
64  };
65
66_GLIBCXX_END_NAMESPACE
67