1 // <locale> Forward declarations -*- C++ -*- 2 3 // Copyright (C) 1997-2014 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 /** @file bits/localefwd.h 26 * This is an internal header file, included by other library headers. 27 * Do not attempt to use it directly. @headername{locale} 28 */ 29 30 // 31 // ISO C++ 14882: 22.1 Locales 32 // 33 34 #ifndef _LOCALE_FWD_H 35 #define _LOCALE_FWD_H 1 36 37 #pragma GCC system_header 38 39 #include <bits/c++config.h> 40 #include <bits/c++locale.h> // Defines __c_locale, config-specific include 41 #include <iosfwd> // For ostreambuf_iterator, istreambuf_iterator 42 #include <cctype> 43 44 namespace std _GLIBCXX_VISIBILITY(default) 45 { 46 _GLIBCXX_BEGIN_NAMESPACE_VERSION 47 48 /** 49 * @defgroup locales Locales 50 * 51 * Classes and functions for internationalization and localization. 52 */ 53 54 // 22.1.1 Locale 55 class locale; 56 57 template<typename _Facet> 58 bool 59 has_facet(const locale&) throw(); 60 61 template<typename _Facet> 62 const _Facet& 63 use_facet(const locale&); 64 65 // 22.1.3 Convenience interfaces 66 template<typename _CharT> 67 bool 68 isspace(_CharT, const locale&); 69 70 template<typename _CharT> 71 bool 72 isprint(_CharT, const locale&); 73 74 template<typename _CharT> 75 bool 76 iscntrl(_CharT, const locale&); 77 78 template<typename _CharT> 79 bool 80 isupper(_CharT, const locale&); 81 82 template<typename _CharT> 83 bool 84 islower(_CharT, const locale&); 85 86 template<typename _CharT> 87 bool 88 isalpha(_CharT, const locale&); 89 90 template<typename _CharT> 91 bool 92 isdigit(_CharT, const locale&); 93 94 template<typename _CharT> 95 bool 96 ispunct(_CharT, const locale&); 97 98 template<typename _CharT> 99 bool 100 isxdigit(_CharT, const locale&); 101 102 template<typename _CharT> 103 bool 104 isalnum(_CharT, const locale&); 105 106 template<typename _CharT> 107 bool 108 isgraph(_CharT, const locale&); 109 110 template<typename _CharT> 111 _CharT 112 toupper(_CharT, const locale&); 113 114 template<typename _CharT> 115 _CharT 116 tolower(_CharT, const locale&); 117 118 // 22.2.1 and 22.2.1.3 ctype 119 class ctype_base; 120 template<typename _CharT> 121 class ctype; 122 template<> class ctype<char>; 123 #ifdef _GLIBCXX_USE_WCHAR_T 124 template<> class ctype<wchar_t>; 125 #endif 126 template<typename _CharT> 127 class ctype_byname; 128 // NB: Specialized for char and wchar_t in locale_facets.h. 129 130 class codecvt_base; 131 template<typename _InternT, typename _ExternT, typename _StateT> 132 class codecvt; 133 template<> class codecvt<char, char, mbstate_t>; 134 #ifdef _GLIBCXX_USE_WCHAR_T 135 template<> class codecvt<wchar_t, char, mbstate_t>; 136 #endif 137 template<typename _InternT, typename _ExternT, typename _StateT> 138 class codecvt_byname; 139 140 // 22.2.2 and 22.2.3 numeric 141 _GLIBCXX_BEGIN_NAMESPACE_LDBL 142 template<typename _CharT, typename _InIter = istreambuf_iterator<_CharT> > 143 class num_get; 144 template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> > 145 class num_put; 146 _GLIBCXX_END_NAMESPACE_LDBL 147 template<typename _CharT> class numpunct; 148 template<typename _CharT> class numpunct_byname; 149 150 // 22.2.4 collation 151 template<typename _CharT> 152 class collate; 153 template<typename _CharT> class 154 collate_byname; 155 156 // 22.2.5 date and time 157 class time_base; 158 template<typename _CharT, typename _InIter = istreambuf_iterator<_CharT> > 159 class time_get; 160 template<typename _CharT, typename _InIter = istreambuf_iterator<_CharT> > 161 class time_get_byname; 162 template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> > 163 class time_put; 164 template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> > 165 class time_put_byname; 166 167 // 22.2.6 money 168 class money_base; 169 _GLIBCXX_BEGIN_NAMESPACE_LDBL 170 template<typename _CharT, typename _InIter = istreambuf_iterator<_CharT> > 171 class money_get; 172 template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> > 173 class money_put; 174 _GLIBCXX_END_NAMESPACE_LDBL 175 template<typename _CharT, bool _Intl = false> 176 class moneypunct; 177 template<typename _CharT, bool _Intl = false> 178 class moneypunct_byname; 179 180 // 22.2.7 message retrieval 181 class messages_base; 182 template<typename _CharT> 183 class messages; 184 template<typename _CharT> 185 class messages_byname; 186 187 _GLIBCXX_END_NAMESPACE_VERSION 188 } // namespace std 189 190 #endif 191
