1 // Locale support -*- C++ -*- 2 3 // Copyright (C) 1997-2017 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 extracted from target/h/ctype.h. 30 31 namespace 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 unsigned char* __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 char mask; 44 static const mask upper = _C_UPPER; 45 static const mask lower = _C_LOWER; 46 static const mask alpha = _C_UPPER | _C_LOWER; 47 static const mask digit = _C_NUMBER; 48 static const mask xdigit = _C_HEX_NUMBER; 49 static const mask space = _C_WHITE_SPACE | _C_CONTROL; 50 static const mask print = (_C_UPPER | _C_LOWER | _C_NUMBER 51 | _C_WHITE_SPACE | _C_PUNCT); 52 static const mask graph = _C_UPPER | _C_LOWER | _C_NUMBER | _C_PUNCT; 53 static const mask cntrl = _C_CONTROL; 54 static const mask punct = _C_PUNCT; 55 static const mask alnum = _C_UPPER | _C_LOWER | _C_NUMBER; 56 #if __cplusplus >= 201103L 57 static const mask blank = _C_WHITE_SPACE; 58 #endif 59 }; 60 61 _GLIBCXX_END_NAMESPACE_VERSION 62 } // namespace 63