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 // <locale> Forward declarations -*- C++ -*- | 
 
 
 
 
 
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 // Copyright (C) 1997-2021 Free Software Foundation, Inc. | 
 
 
 
 
 
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 // | 
 
 
 
 
 
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 // This file is part of the GNU ISO C++ Library.  This library is free | 
 
 
 
 
 
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 // software; you can redistribute it and/or modify it under the | 
 
 
 
 
 
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 // terms of the GNU General Public License as published by the | 
 
 
 
 
 
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 // Free Software Foundation; either version 3, or (at your option) | 
 
 
 
 
 
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 // any later version. | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 // This library is distributed in the hope that it will be useful, | 
 
 
 
 
 
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 // but WITHOUT ANY WARRANTY; without even the implied warranty of | 
 
 
 
 
 
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 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
 
 
 
 
 
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 // GNU General Public License for more details. | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 // Under Section 7 of GPL version 3, you are granted additional | 
 
 
 
 
 
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 // permissions described in the GCC Runtime Library Exception, version | 
 
 
 
 
 
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 // 3.1, as published by the Free Software Foundation. | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 // You should have received a copy of the GNU General Public License and | 
 
 
 
 
 
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 // a copy of the GCC Runtime Library Exception along with this program; | 
 
 
 
 
 
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 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see | 
 
 
 
 
 
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 // <http://www.gnu.org/licenses/>. | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 /** @file bits/localefwd.h | 
 
 
 
 
 
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  *  This is an internal header file, included by other library headers. | 
 
 
 
 
 
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  *  Do not attempt to use it directly. @headername{locale} | 
 
 
 
 
 
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  */ | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 // | 
 
 
 
 
 
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 // ISO C++ 14882: 22.1  Locales | 
 
 
 
 
 
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 // | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 #ifndef _LOCALE_FWD_H | 
 
 
 
 
 
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 #define _LOCALE_FWD_H 1 | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 #pragma GCC system_header | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 #include <bits/c++config.h> | 
 
 
 
 
 
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 #include <bits/c++locale.h>  // Defines __c_locale, config-specific include | 
 
 
 
 
 
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 #include <iosfwd>            // For ostreambuf_iterator, istreambuf_iterator | 
 
 
 
 
 
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 #include <cctype> | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 namespace std _GLIBCXX_VISIBILITY(default) | 
 
 
 
 
 
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 { | 
 
 
 
 
 
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 _GLIBCXX_BEGIN_NAMESPACE_VERSION | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   /**  | 
 
 
 
 
 
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    *  @defgroup locales Locales | 
 
 
 
 
 
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    * | 
 
 
 
 
 
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    *  Classes and functions for internationalization and localization. | 
 
 
 
 
 
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    */ | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   // 22.1.1 Locale | 
 
 
 
 
 
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   class locale; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _Facet> | 
 
 
 
 
 
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     bool | 
 
 
 
 
 
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     has_facet(const locale&) throw(); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _Facet> | 
 
 
 
 
 
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     const _Facet& | 
 
 
 
 
 
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     use_facet(const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   // 22.1.3 Convenience interfaces | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     bool | 
 
 
 
 
 
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     isspace(_CharT, const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     bool | 
 
 
 
 
 
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     isprint(_CharT, const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     bool | 
 
 
 
 
 
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     iscntrl(_CharT, const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     bool | 
 
 
 
 
 
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     isupper(_CharT, const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     bool | 
 
 
 
 
 
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     islower(_CharT, const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     bool | 
 
 
 
 
 
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     isalpha(_CharT, const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     bool | 
 
 
 
 
 
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     isdigit(_CharT, const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     bool | 
 
 
 
 
 
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     ispunct(_CharT, const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     bool | 
 
 
 
 
 
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     isxdigit(_CharT, const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     bool | 
 
 
 
 
 
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     isalnum(_CharT, const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     bool | 
 
 
 
 
 
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     isgraph(_CharT, const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 #if __cplusplus >= 201103L | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     bool | 
 
 
 
 
 
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     isblank(_CharT, const locale&); | 
 
 
 
 
 
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 #endif | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     _CharT | 
 
 
 
 
 
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     toupper(_CharT, const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     _CharT | 
 
 
 
 
 
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     tolower(_CharT, const locale&); | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   // 22.2.1 and 22.2.1.3 ctype | 
 
 
 
 
 
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   struct ctype_base; | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     class ctype; | 
 
 
 
 
 
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   template<> class ctype<char>; | 
 
 
 
 
 
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 #ifdef _GLIBCXX_USE_WCHAR_T | 
 
 
 
 
 
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   template<> class ctype<wchar_t>; | 
 
 
 
 
 
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 #endif | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     class ctype_byname; | 
 
 
 
 
 
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   // NB: Specialized for char and wchar_t in locale_facets.h. | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   class codecvt_base; | 
 
 
 
 
 
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   template<typename _InternT, typename _ExternT, typename _StateT> | 
 
 
 
 
 
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     class codecvt; | 
 
 
 
 
 
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   template<> class codecvt<char, char, mbstate_t>; | 
 
 
 
 
 
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 #ifdef _GLIBCXX_USE_WCHAR_T | 
 
 
 
 
 
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   template<> class codecvt<wchar_t, char, mbstate_t>; | 
 
 
 
 
 
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 #endif | 
 
 
 
 
 
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 #if __cplusplus >= 201103L | 
 
 
 
 
 
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   template<> class codecvt<char16_t, char, mbstate_t>; | 
 
 
 
 
 
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   template<> class codecvt<char32_t, char, mbstate_t>; | 
 
 
 
 
 
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 #ifdef _GLIBCXX_USE_CHAR8_T | 
 
 
 
 
 
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   template<> class codecvt<char16_t, char8_t, mbstate_t>; | 
 
 
 
 
 
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   template<> class codecvt<char32_t, char8_t, mbstate_t>; | 
 
 
 
 
 
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 #endif | 
 
 
 
 
 
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 #endif | 
 
 
 
 
 
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   template<typename _InternT, typename _ExternT, typename _StateT> | 
 
 
 
 
 
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     class codecvt_byname; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   // 22.2.2 and 22.2.3 numeric | 
 
 
 
 
 
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 _GLIBCXX_BEGIN_NAMESPACE_LDBL | 
 
 
 
 
 
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   template<typename _CharT, typename _InIter = istreambuf_iterator<_CharT> > | 
 
 
 
 
 
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     class num_get; | 
 
 
 
 
 
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   template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> > | 
 
 
 
 
 
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     class num_put; | 
 
 
 
 
 
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 _GLIBCXX_END_NAMESPACE_LDBL | 
 
 
 
 
 
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 _GLIBCXX_BEGIN_NAMESPACE_CXX11 | 
 
 
 
 
 
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   template<typename _CharT> class numpunct; | 
 
 
 
 
 
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   template<typename _CharT> class numpunct_byname; | 
 
 
 
 
 
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 _GLIBCXX_END_NAMESPACE_CXX11 | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 _GLIBCXX_BEGIN_NAMESPACE_CXX11 | 
 
 
 
 
 
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   // 22.2.4 collation | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     class collate; | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     class collate_byname; | 
 
 
 
 
 
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 _GLIBCXX_END_NAMESPACE_CXX11 | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   // 22.2.5 date and time | 
 
 
 
 
 
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   class time_base; | 
 
 
 
 
 
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 _GLIBCXX_BEGIN_NAMESPACE_CXX11 | 
 
 
 
 
 
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   template<typename _CharT, typename _InIter =  istreambuf_iterator<_CharT> > | 
 
 
 
 
 
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     class time_get; | 
 
 
 
 
 
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   template<typename _CharT, typename _InIter =  istreambuf_iterator<_CharT> > | 
 
 
 
 
 
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     class time_get_byname; | 
 
 
 
 
 
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 _GLIBCXX_END_NAMESPACE_CXX11 | 
 
 
 
 
 
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   template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> > | 
 
 
 
 
 
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     class time_put; | 
 
 
 
 
 
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   template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> > | 
 
 
 
 
 
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     class time_put_byname; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   // 22.2.6 money | 
 
 
 
 
 
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   class money_base; | 
 
 
 
 
 
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 _GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11 | 
 
 
 
 
 
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   template<typename _CharT, typename _InIter =  istreambuf_iterator<_CharT> > | 
 
 
 
 
 
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     class money_get; | 
 
 
 
 
 
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   template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> > | 
 
 
 
 
 
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     class money_put; | 
 
 
 
 
 
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 _GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11 | 
 
 
 
 
 
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 _GLIBCXX_BEGIN_NAMESPACE_CXX11 | 
 
 
 
 
 
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   template<typename _CharT, bool _Intl = false> | 
 
 
 
 
 
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     class moneypunct; | 
 
 
 
 
 
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   template<typename _CharT, bool _Intl = false> | 
 
 
 
 
 
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     class moneypunct_byname; | 
 
 
 
 
 
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 _GLIBCXX_END_NAMESPACE_CXX11 | 
 
 
 
 
 
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  | 
 
 
 
 
 
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   // 22.2.7 message retrieval | 
 
 
 
 
 
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   struct messages_base; | 
 
 
 
 
 
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 _GLIBCXX_BEGIN_NAMESPACE_CXX11 | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     class messages; | 
 
 
 
 
 
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   template<typename _CharT> | 
 
 
 
 
 
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     class messages_byname; | 
 
 
 
 
 
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 _GLIBCXX_END_NAMESPACE_CXX11 | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 _GLIBCXX_END_NAMESPACE_VERSION | 
 
 
 
 
 
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 } // namespace std | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 #endif |