localefwd.h
Go to the documentation of this file.
// <locale> Forward declarations -*- C++ -*-
// Copyright (C) 1997-2024 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/localefwd.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
//
#ifndef _LOCALE_FWD_H
#define _LOCALE_FWD_H 1
#pragma GCC system_header
#include <bits/c++config.h>
#include <bits/c++locale.h> // Defines __c_locale, config-specific include
#include <iosfwd> // For ostreambuf_iterator, istreambuf_iterator
#include <cctype>
namespace std _GLIBCXX_VISIBILITY(default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION
/**
* @defgroup locales Locales
*
* Classes and functions for internationalization and localization.
*/
// 22.1.1 Locale
class locale;
template<typename _Facet>
bool
has_facet(const locale&) throw();
template<typename _Facet>
const _Facet&
use_facet(const locale&);
// 22.1.3 Convenience interfaces
template<typename _CharT>
bool
isspace(_CharT, const locale&);
template<typename _CharT>
bool
isprint(_CharT, const locale&);
template<typename _CharT>
bool
iscntrl(_CharT, const locale&);
template<typename _CharT>
bool
isupper(_CharT, const locale&);
template<typename _CharT>
bool
islower(_CharT, const locale&);
template<typename _CharT>
bool
isalpha(_CharT, const locale&);
template<typename _CharT>
bool
isdigit(_CharT, const locale&);
template<typename _CharT>
bool
ispunct(_CharT, const locale&);
template<typename _CharT>
bool
isxdigit(_CharT, const locale&);
template<typename _CharT>
bool
isalnum(_CharT, const locale&);
template<typename _CharT>
bool
isgraph(_CharT, const locale&);
#if __cplusplus >= 201103L
template<typename _CharT>
bool
isblank(_CharT, const locale&);
#endif
template<typename _CharT>
_CharT
toupper(_CharT, const locale&);
template<typename _CharT>
_CharT
tolower(_CharT, const locale&);
// 22.2.1 and 22.2.1.3 ctype
struct ctype_base;
template<typename _CharT>
class ctype;
template<> class ctype<char>;
#ifdef _GLIBCXX_USE_WCHAR_T
template<> class ctype<wchar_t>;
#endif
template<typename _CharT>
class ctype_byname;
// NB: Specialized for char and wchar_t in locale_facets.h.
class codecvt_base;
template<typename _InternT, typename _ExternT, typename _StateT>
class codecvt;
template<> class codecvt<char, char, mbstate_t>;
#ifdef _GLIBCXX_USE_WCHAR_T
template<> class codecvt<wchar_t, char, mbstate_t>;
#endif
#if __cplusplus >= 201103L
template<> class codecvt<char16_t, char, mbstate_t>;
template<> class codecvt<char32_t, char, mbstate_t>;
#ifdef _GLIBCXX_USE_CHAR8_T
template<> class codecvt<char16_t, char8_t, mbstate_t>;
template<> class codecvt<char32_t, char8_t, mbstate_t>;
#endif
#endif
template<typename _InternT, typename _ExternT, typename _StateT>
class codecvt_byname;
// 22.2.2 and 22.2.3 numeric
_GLIBCXX_BEGIN_NAMESPACE_LDBL
template<typename _CharT, typename _InIter = istreambuf_iterator<_CharT> >
class num_get;
template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> >
class num_put;
_GLIBCXX_END_NAMESPACE_LDBL
_GLIBCXX_BEGIN_NAMESPACE_CXX11
template<typename _CharT> class numpunct;
template<typename _CharT> class numpunct_byname;
_GLIBCXX_END_NAMESPACE_CXX11
_GLIBCXX_BEGIN_NAMESPACE_CXX11
// 22.2.4 collation
template<typename _CharT>
class collate;
template<typename _CharT>
class collate_byname;
_GLIBCXX_END_NAMESPACE_CXX11
// 22.2.5 date and time
class time_base;
_GLIBCXX_BEGIN_NAMESPACE_CXX11
template<typename _CharT, typename _InIter = istreambuf_iterator<_CharT> >
class time_get;
template<typename _CharT, typename _InIter = istreambuf_iterator<_CharT> >
class time_get_byname;
_GLIBCXX_END_NAMESPACE_CXX11
template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> >
class time_put;
template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> >
class time_put_byname;
// 22.2.6 money
class money_base;
_GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11
template<typename _CharT, typename _InIter = istreambuf_iterator<_CharT> >
class money_get;
template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> >
class money_put;
_GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11
_GLIBCXX_BEGIN_NAMESPACE_CXX11
template<typename _CharT, bool _Intl = false>
class moneypunct;
template<typename _CharT, bool _Intl = false>
class moneypunct_byname;
_GLIBCXX_END_NAMESPACE_CXX11
// 22.2.7 message retrieval
struct messages_base;
_GLIBCXX_BEGIN_NAMESPACE_CXX11
template<typename _CharT>
class messages;
template<typename _CharT>
class messages_byname;
_GLIBCXX_END_NAMESPACE_CXX11
_GLIBCXX_END_NAMESPACE_VERSION
} // namespace std
#endif
iosfwd
c++config.h
c++locale.h
std::has_facet
bool has_facet(const locale &__loc)
Test for the presence of a facet.
Definition locale_classes.tcc:167
std::use_facet
const _Facet & use_facet(const locale &__loc)
Return a facet.
Definition locale_classes.tcc:197
std
ISO C++ entities toplevel namespace is std.
std::isgraph
bool isgraph(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::graph, __c).
Definition locale_facets.h:2661
std::isspace
bool isspace(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::space, __c).
Definition locale_facets.h:2601
std::isxdigit
bool isxdigit(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::xdigit, __c).
Definition locale_facets.h:2649
std::islower
bool islower(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::lower, __c).
Definition locale_facets.h:2625
std::isdigit
bool isdigit(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::digit, __c).
Definition locale_facets.h:2637
std::isblank
bool isblank(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::blank, __c).
Definition locale_facets.h:2668
std::toupper
_CharT toupper(_CharT __c, const locale &__loc)
Convenience interface to ctype.toupper(__c).
Definition locale_facets.h:2675
std::isupper
bool isupper(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::upper, __c).
Definition locale_facets.h:2619
std::isalnum
bool isalnum(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::alnum, __c).
Definition locale_facets.h:2655
std::ispunct
bool ispunct(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::punct, __c).
Definition locale_facets.h:2643
std::tolower
_CharT tolower(_CharT __c, const locale &__loc)
Convenience interface to ctype.tolower(__c).
Definition locale_facets.h:2681
std::isprint
bool isprint(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::print, __c).
Definition locale_facets.h:2607
std::isalpha
bool isalpha(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::alpha, __c).
Definition locale_facets.h:2631
std::iscntrl
bool iscntrl(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::cntrl, __c).
Definition locale_facets.h:2613
std::regex_constants::collate
constexpr syntax_option_type collate
Definition regex_constants.h:110
cctype