1// Locale support -*- C++ -*-
2
3// Copyright (C) 2000 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 2, 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// You should have received a copy of the GNU General Public License along
17// with this library; see the file COPYING.  If not, write to the Free
18// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
19// USA.
20
21// As a special exception, you may use this file as part of a free software
22// library without restriction.  Specifically, if other files instantiate
23// templates or use macros or inline functions from this file, or you compile
24// this file and link it with other files to produce an executable, this
25// file does not by itself cause the resulting executable to be covered by
26// the GNU General Public License.  This exception does not however
27// invalidate any other reasons why the executable file might be covered by
28// the GNU General Public License.
29
30//
31// ISO C++ 14882: 22.1  Locales
32//
33
34// Information as gleaned from /usr/include/ctype.h on FreeBSD 3.4,
35// 4.0 and all versions of the CVS managed file at:
36// :pserver:anoncvs@anoncvs.freebsd.org:/home/ncvs/src/include/ctype.h
37
38  struct ctype_base
39  {
40    // Non-standard typedefs.
41    typedef const int* 		__to_type;
42
43    // NB: Offsets into ctype<char>::_M_table force a particular size
44    // on the mask type. Because of this, we don't use an enum.
45    typedef unsigned long 	mask;
46#ifdef _CTYPE_S
47    // FreeBSD 4.0 uses this style of define.
48    static const mask upper    	= _CTYPE_U;
49    static const mask lower 	= _CTYPE_L;
50    static const mask alpha 	= _CTYPE_A;
51    static const mask digit 	= _CTYPE_D;
52    static const mask xdigit 	= _CTYPE_X;
53    static const mask space 	= _CTYPE_S;
54    static const mask print 	= _CTYPE_R;
55    static const mask graph 	= _CTYPE_G;
56    static const mask cntrl 	= _CTYPE_C;
57    static const mask punct 	= _CTYPE_P;
58    static const mask alnum 	= _CTYPE_A | _CTYPE_D;
59#else
60    // Older versions, including Free BSD 3.4, use this style of define.
61    static const mask upper    	= _U;
62    static const mask lower 	= _L;
63    static const mask alpha 	= _A;
64    static const mask digit 	= _D;
65    static const mask xdigit 	= _X;
66    static const mask space 	= _S;
67    static const mask print 	= _R;
68    static const mask graph 	= _G;
69    static const mask cntrl 	= _C;
70    static const mask punct 	= _P;
71    static const mask alnum 	= _A | _D;
72#endif
73  };
74
75
76
77