| // Locale support -*- C++ -*- |
| |
| // Copyright (C) 2002-2021 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // Under Section 7 of GPL version 3, you are granted additional |
| // permissions described in the GCC Runtime Library Exception, version |
| // 3.1, as published by the Free Software Foundation. |
| |
| // You should have received a copy of the GNU General Public License and |
| // a copy of the GCC Runtime Library Exception along with this program; |
| // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
| // <http://www.gnu.org/licenses/>. |
| |
| /** @file bits/ctype_base.h |
| * This is an internal header file, included by other library headers. |
| * Do not attempt to use it directly. @headername{locale} |
| */ |
| |
| // |
| // ISO C++ 14882: 22.1 Locales |
| // |
| |
| // Information as gleaned from /usr/include/ctype.h. |
| |
| namespace std _GLIBCXX_VISIBILITY(default) |
| { |
| _GLIBCXX_BEGIN_NAMESPACE_VERSION |
| |
| /// @brief Base class for ctype. |
| struct ctype_base |
| { |
| // Non-standard typedefs. |
| typedef const unsigned char* __to_type; |
| |
| // NB: Offsets into ctype<char>::_M_table force a particular size |
| // on the mask type. Because of this, we don't use an enum. |
| typedef short mask; |
| static const mask upper = _UP; |
| static const mask lower = _LO; |
| static const mask alpha = _LO | _UP | _XA; |
| static const mask digit = _DI; |
| static const mask xdigit = _XD; |
| static const mask space = _CN | _SP | _XS; |
| static const mask print = _DI | _LO | _PU | _SP | _UP | _XA; |
| static const mask graph = _DI | _LO | _PU | _UP | _XA; |
| static const mask cntrl = _BB; |
| static const mask punct = _PU; |
| static const mask alnum = _DI | _LO | _UP | _XA; |
| #if __cplusplus >= 201103L |
| static const mask blank = _SP | _XB; |
| #endif |
| }; |
| |
| _GLIBCXX_END_NAMESPACE_VERSION |
| } // namespace |
