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