1 // Locale support -*- C++ -*-
2
3 // Copyright (C) 2000-2021 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 on FreeBSD 3.4,
30 // 4.0 and all versions of the CVS managed file at:
31 // :pserver:anoncvs@anoncvs.freebsd.org:/home/ncvs/src/include/ctype.h
32
_GLIBCXX_VISIBILITY(default)33 namespace std _GLIBCXX_VISIBILITY(default)
34 {
35 _GLIBCXX_BEGIN_NAMESPACE_VERSION
36
37 /// @brief Base class for ctype.
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_A | _CTYPE_D | _CTYPE_P;
56 static const mask cntrl = _CTYPE_C;
57 static const mask punct = _CTYPE_P;
58 static const mask alnum = _CTYPE_A | _CTYPE_D;
59 static const mask blank = _CTYPE_B;
60 #else
61 // Older versions, including Free BSD 3.4, use this style of define.
62 static const mask upper = _U;
63 static const mask lower = _L;
64 static const mask alpha = _A;
65 static const mask digit = _D;
66 static const mask xdigit = _X;
67 static const mask space = _S;
68 static const mask print = _R;
69 static const mask graph = _A | _D | _P;
70 static const mask cntrl = _C;
71 static const mask punct = _P;
72 static const mask alnum = _A | _D;
73 static const mask blank = _B;
74 #endif
75 };
76
77 _GLIBCXX_END_NAMESPACE_VERSION
78 } // namespace
79