2016 lines
67 KiB
C++
2016 lines
67 KiB
C++
// Locale support -*- C++ -*-
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// Copyright (C) 2007-2016 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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// 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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// 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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// 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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/** @file bits/locale_facets_nonio.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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// ISO C++ 14882: 22.1 Locales
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//
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#ifndef _LOCALE_FACETS_NONIO_H
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#define _LOCALE_FACETS_NONIO_H 1
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#pragma GCC system_header
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#include <ctime> // For struct tm
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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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* @brief Time format ordering data.
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* @ingroup locales
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*
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* This class provides an enum representing different orderings of
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* time: day, month, and year.
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*/
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class time_base
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{
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public:
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enum dateorder { no_order, dmy, mdy, ymd, ydm };
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};
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template<typename _CharT>
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struct __timepunct_cache : public locale::facet
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{
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// List of all known timezones, with GMT first.
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static const _CharT* _S_timezones[14];
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const _CharT* _M_date_format;
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const _CharT* _M_date_era_format;
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const _CharT* _M_time_format;
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const _CharT* _M_time_era_format;
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const _CharT* _M_date_time_format;
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const _CharT* _M_date_time_era_format;
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const _CharT* _M_am;
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const _CharT* _M_pm;
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const _CharT* _M_am_pm_format;
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// Day names, starting with "C"'s Sunday.
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const _CharT* _M_day1;
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const _CharT* _M_day2;
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const _CharT* _M_day3;
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const _CharT* _M_day4;
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const _CharT* _M_day5;
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const _CharT* _M_day6;
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const _CharT* _M_day7;
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// Abbreviated day names, starting with "C"'s Sun.
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const _CharT* _M_aday1;
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const _CharT* _M_aday2;
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const _CharT* _M_aday3;
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const _CharT* _M_aday4;
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const _CharT* _M_aday5;
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const _CharT* _M_aday6;
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const _CharT* _M_aday7;
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// Month names, starting with "C"'s January.
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const _CharT* _M_month01;
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const _CharT* _M_month02;
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const _CharT* _M_month03;
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const _CharT* _M_month04;
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const _CharT* _M_month05;
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const _CharT* _M_month06;
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const _CharT* _M_month07;
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const _CharT* _M_month08;
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const _CharT* _M_month09;
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const _CharT* _M_month10;
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const _CharT* _M_month11;
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const _CharT* _M_month12;
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// Abbreviated month names, starting with "C"'s Jan.
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const _CharT* _M_amonth01;
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const _CharT* _M_amonth02;
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const _CharT* _M_amonth03;
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const _CharT* _M_amonth04;
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const _CharT* _M_amonth05;
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const _CharT* _M_amonth06;
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const _CharT* _M_amonth07;
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const _CharT* _M_amonth08;
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const _CharT* _M_amonth09;
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const _CharT* _M_amonth10;
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const _CharT* _M_amonth11;
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const _CharT* _M_amonth12;
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bool _M_allocated;
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__timepunct_cache(size_t __refs = 0) : facet(__refs),
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_M_date_format(0), _M_date_era_format(0), _M_time_format(0),
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_M_time_era_format(0), _M_date_time_format(0),
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_M_date_time_era_format(0), _M_am(0), _M_pm(0),
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_M_am_pm_format(0), _M_day1(0), _M_day2(0), _M_day3(0),
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_M_day4(0), _M_day5(0), _M_day6(0), _M_day7(0),
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_M_aday1(0), _M_aday2(0), _M_aday3(0), _M_aday4(0),
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_M_aday5(0), _M_aday6(0), _M_aday7(0), _M_month01(0),
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_M_month02(0), _M_month03(0), _M_month04(0), _M_month05(0),
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_M_month06(0), _M_month07(0), _M_month08(0), _M_month09(0),
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_M_month10(0), _M_month11(0), _M_month12(0), _M_amonth01(0),
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_M_amonth02(0), _M_amonth03(0), _M_amonth04(0),
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_M_amonth05(0), _M_amonth06(0), _M_amonth07(0),
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_M_amonth08(0), _M_amonth09(0), _M_amonth10(0),
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_M_amonth11(0), _M_amonth12(0), _M_allocated(false)
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{ }
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~__timepunct_cache();
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private:
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__timepunct_cache&
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operator=(const __timepunct_cache&);
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explicit
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__timepunct_cache(const __timepunct_cache&);
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};
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template<typename _CharT>
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__timepunct_cache<_CharT>::~__timepunct_cache()
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{
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if (_M_allocated)
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{
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// Unused.
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}
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}
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// Specializations.
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template<>
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const char*
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__timepunct_cache<char>::_S_timezones[14];
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#ifdef _GLIBCXX_USE_WCHAR_T
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template<>
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const wchar_t*
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__timepunct_cache<wchar_t>::_S_timezones[14];
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#endif
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// Generic.
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template<typename _CharT>
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const _CharT* __timepunct_cache<_CharT>::_S_timezones[14];
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template<typename _CharT>
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class __timepunct : public locale::facet
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{
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public:
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// Types:
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typedef _CharT __char_type;
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typedef __timepunct_cache<_CharT> __cache_type;
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protected:
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__cache_type* _M_data;
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__c_locale _M_c_locale_timepunct;
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const char* _M_name_timepunct;
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public:
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/// Numpunct facet id.
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static locale::id id;
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explicit
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__timepunct(size_t __refs = 0);
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explicit
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__timepunct(__cache_type* __cache, size_t __refs = 0);
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/**
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* @brief Internal constructor. Not for general use.
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*
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* This is a constructor for use by the library itself to set up new
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* locales.
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*
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* @param __cloc The C locale.
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* @param __s The name of a locale.
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* @param refs Passed to the base facet class.
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*/
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explicit
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__timepunct(__c_locale __cloc, const char* __s, size_t __refs = 0);
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// FIXME: for error checking purposes _M_put should return the return
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// value of strftime/wcsftime.
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void
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_M_put(_CharT* __s, size_t __maxlen, const _CharT* __format,
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const tm* __tm) const throw ();
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void
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_M_date_formats(const _CharT** __date) const
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{
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// Always have default first.
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__date[0] = _M_data->_M_date_format;
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__date[1] = _M_data->_M_date_era_format;
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}
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void
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_M_time_formats(const _CharT** __time) const
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{
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// Always have default first.
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__time[0] = _M_data->_M_time_format;
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__time[1] = _M_data->_M_time_era_format;
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}
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void
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_M_date_time_formats(const _CharT** __dt) const
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{
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// Always have default first.
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__dt[0] = _M_data->_M_date_time_format;
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__dt[1] = _M_data->_M_date_time_era_format;
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}
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void
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_M_am_pm_format(const _CharT* __ampm) const
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{ __ampm = _M_data->_M_am_pm_format; }
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void
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_M_am_pm(const _CharT** __ampm) const
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{
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__ampm[0] = _M_data->_M_am;
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__ampm[1] = _M_data->_M_pm;
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}
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void
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_M_days(const _CharT** __days) const
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{
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__days[0] = _M_data->_M_day1;
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__days[1] = _M_data->_M_day2;
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__days[2] = _M_data->_M_day3;
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__days[3] = _M_data->_M_day4;
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__days[4] = _M_data->_M_day5;
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__days[5] = _M_data->_M_day6;
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__days[6] = _M_data->_M_day7;
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}
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void
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_M_days_abbreviated(const _CharT** __days) const
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{
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__days[0] = _M_data->_M_aday1;
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__days[1] = _M_data->_M_aday2;
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__days[2] = _M_data->_M_aday3;
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__days[3] = _M_data->_M_aday4;
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__days[4] = _M_data->_M_aday5;
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__days[5] = _M_data->_M_aday6;
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__days[6] = _M_data->_M_aday7;
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}
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void
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_M_months(const _CharT** __months) const
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{
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__months[0] = _M_data->_M_month01;
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__months[1] = _M_data->_M_month02;
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__months[2] = _M_data->_M_month03;
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__months[3] = _M_data->_M_month04;
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__months[4] = _M_data->_M_month05;
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__months[5] = _M_data->_M_month06;
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__months[6] = _M_data->_M_month07;
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__months[7] = _M_data->_M_month08;
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__months[8] = _M_data->_M_month09;
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__months[9] = _M_data->_M_month10;
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__months[10] = _M_data->_M_month11;
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__months[11] = _M_data->_M_month12;
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}
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void
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_M_months_abbreviated(const _CharT** __months) const
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{
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__months[0] = _M_data->_M_amonth01;
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__months[1] = _M_data->_M_amonth02;
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__months[2] = _M_data->_M_amonth03;
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__months[3] = _M_data->_M_amonth04;
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__months[4] = _M_data->_M_amonth05;
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__months[5] = _M_data->_M_amonth06;
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__months[6] = _M_data->_M_amonth07;
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__months[7] = _M_data->_M_amonth08;
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__months[8] = _M_data->_M_amonth09;
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__months[9] = _M_data->_M_amonth10;
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__months[10] = _M_data->_M_amonth11;
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__months[11] = _M_data->_M_amonth12;
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}
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protected:
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virtual
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~__timepunct();
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// For use at construction time only.
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void
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_M_initialize_timepunct(__c_locale __cloc = 0);
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};
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template<typename _CharT>
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locale::id __timepunct<_CharT>::id;
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// Specializations.
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template<>
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void
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__timepunct<char>::_M_initialize_timepunct(__c_locale __cloc);
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template<>
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void
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__timepunct<char>::_M_put(char*, size_t, const char*, const tm*) const throw ();
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#ifdef _GLIBCXX_USE_WCHAR_T
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template<>
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void
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__timepunct<wchar_t>::_M_initialize_timepunct(__c_locale __cloc);
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template<>
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void
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__timepunct<wchar_t>::_M_put(wchar_t*, size_t, const wchar_t*,
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const tm*) const throw ();
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#endif
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_GLIBCXX_END_NAMESPACE_VERSION
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} // namespace
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// Include host and configuration specific timepunct functions.
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#include <bits/time_members.h>
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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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_GLIBCXX_BEGIN_NAMESPACE_CXX11
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/**
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* @brief Primary class template time_get.
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* @ingroup locales
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*
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* This facet encapsulates the code to parse and return a date or
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* time from a string. It is used by the istream numeric
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* extraction operators.
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*
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* The time_get template uses protected virtual functions to provide the
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* actual results. The public accessors forward the call to the virtual
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* functions. These virtual functions are hooks for developers to
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* implement the behavior they require from the time_get facet.
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*/
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template<typename _CharT, typename _InIter>
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class time_get : public locale::facet, public time_base
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{
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public:
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// Types:
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//@{
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/// Public typedefs
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typedef _CharT char_type;
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typedef _InIter iter_type;
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//@}
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/// Numpunct facet id.
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static locale::id id;
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/**
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* @brief Constructor performs initialization.
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*
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* This is the constructor provided by the standard.
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*
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* @param __refs Passed to the base facet class.
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*/
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explicit
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time_get(size_t __refs = 0)
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: facet (__refs) { }
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/**
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* @brief Return preferred order of month, day, and year.
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*
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* This function returns an enum from time_base::dateorder giving the
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* preferred ordering if the format @a x given to time_put::put() only
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* uses month, day, and year. If the format @a x for the associated
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* locale uses other fields, this function returns
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* time_base::dateorder::noorder.
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*
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* NOTE: The library always returns noorder at the moment.
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*
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* @return A member of time_base::dateorder.
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*/
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dateorder
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date_order() const
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{ return this->do_date_order(); }
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/**
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* @brief Parse input time string.
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*
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* This function parses a time according to the format @a X and puts the
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* results into a user-supplied struct tm. The result is returned by
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* calling time_get::do_get_time().
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*
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* If there is a valid time string according to format @a X, @a tm will
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* be filled in accordingly and the returned iterator will point to the
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* first character beyond the time string. If an error occurs before
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* the end, err |= ios_base::failbit. If parsing reads all the
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* characters, err |= ios_base::eofbit.
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*
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* @param __beg Start of string to parse.
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* @param __end End of string to parse.
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* @param __io Source of the locale.
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* @param __err Error flags to set.
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* @param __tm Pointer to struct tm to fill in.
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* @return Iterator to first char beyond time string.
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*/
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iter_type
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get_time(iter_type __beg, iter_type __end, ios_base& __io,
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ios_base::iostate& __err, tm* __tm) const
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{ return this->do_get_time(__beg, __end, __io, __err, __tm); }
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/**
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* @brief Parse input date string.
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*
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* This function parses a date according to the format @a x and puts the
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* results into a user-supplied struct tm. The result is returned by
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* calling time_get::do_get_date().
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*
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* If there is a valid date string according to format @a x, @a tm will
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* be filled in accordingly and the returned iterator will point to the
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* first character beyond the date string. If an error occurs before
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* the end, err |= ios_base::failbit. If parsing reads all the
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* characters, err |= ios_base::eofbit.
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*
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* @param __beg Start of string to parse.
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* @param __end End of string to parse.
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* @param __io Source of the locale.
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* @param __err Error flags to set.
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* @param __tm Pointer to struct tm to fill in.
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* @return Iterator to first char beyond date string.
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*/
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iter_type
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get_date(iter_type __beg, iter_type __end, ios_base& __io,
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ios_base::iostate& __err, tm* __tm) const
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{ return this->do_get_date(__beg, __end, __io, __err, __tm); }
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/**
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* @brief Parse input weekday string.
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*
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* This function parses a weekday name and puts the results into a
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* user-supplied struct tm. The result is returned by calling
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* time_get::do_get_weekday().
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*
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* Parsing starts by parsing an abbreviated weekday name. If a valid
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* abbreviation is followed by a character that would lead to the full
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* weekday name, parsing continues until the full name is found or an
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* error occurs. Otherwise parsing finishes at the end of the
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* abbreviated name.
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*
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* If an error occurs before the end, err |= ios_base::failbit. If
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* parsing reads all the characters, err |= ios_base::eofbit.
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*
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* @param __beg Start of string to parse.
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* @param __end End of string to parse.
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* @param __io Source of the locale.
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* @param __err Error flags to set.
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* @param __tm Pointer to struct tm to fill in.
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* @return Iterator to first char beyond weekday name.
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*/
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iter_type
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get_weekday(iter_type __beg, iter_type __end, ios_base& __io,
|
|
ios_base::iostate& __err, tm* __tm) const
|
|
{ return this->do_get_weekday(__beg, __end, __io, __err, __tm); }
|
|
|
|
/**
|
|
* @brief Parse input month string.
|
|
*
|
|
* This function parses a month name and puts the results into a
|
|
* user-supplied struct tm. The result is returned by calling
|
|
* time_get::do_get_monthname().
|
|
*
|
|
* Parsing starts by parsing an abbreviated month name. If a valid
|
|
* abbreviation is followed by a character that would lead to the full
|
|
* month name, parsing continues until the full name is found or an
|
|
* error occurs. Otherwise parsing finishes at the end of the
|
|
* abbreviated name.
|
|
*
|
|
* If an error occurs before the end, err |= ios_base::failbit. If
|
|
* parsing reads all the characters, err |=
|
|
* ios_base::eofbit.
|
|
*
|
|
* @param __beg Start of string to parse.
|
|
* @param __end End of string to parse.
|
|
* @param __io Source of the locale.
|
|
* @param __err Error flags to set.
|
|
* @param __tm Pointer to struct tm to fill in.
|
|
* @return Iterator to first char beyond month name.
|
|
*/
|
|
iter_type
|
|
get_monthname(iter_type __beg, iter_type __end, ios_base& __io,
|
|
ios_base::iostate& __err, tm* __tm) const
|
|
{ return this->do_get_monthname(__beg, __end, __io, __err, __tm); }
|
|
|
|
/**
|
|
* @brief Parse input year string.
|
|
*
|
|
* This function reads up to 4 characters to parse a year string and
|
|
* puts the results into a user-supplied struct tm. The result is
|
|
* returned by calling time_get::do_get_year().
|
|
*
|
|
* 4 consecutive digits are interpreted as a full year. If there are
|
|
* exactly 2 consecutive digits, the library interprets this as the
|
|
* number of years since 1900.
|
|
*
|
|
* If an error occurs before the end, err |= ios_base::failbit. If
|
|
* parsing reads all the characters, err |= ios_base::eofbit.
|
|
*
|
|
* @param __beg Start of string to parse.
|
|
* @param __end End of string to parse.
|
|
* @param __io Source of the locale.
|
|
* @param __err Error flags to set.
|
|
* @param __tm Pointer to struct tm to fill in.
|
|
* @return Iterator to first char beyond year.
|
|
*/
|
|
iter_type
|
|
get_year(iter_type __beg, iter_type __end, ios_base& __io,
|
|
ios_base::iostate& __err, tm* __tm) const
|
|
{ return this->do_get_year(__beg, __end, __io, __err, __tm); }
|
|
|
|
#if __cplusplus >= 201103L
|
|
/**
|
|
* @brief Parse input string according to format.
|
|
*
|
|
* This function calls time_get::do_get with the provided
|
|
* parameters. @see do_get() and get().
|
|
*
|
|
* @param __s Start of string to parse.
|
|
* @param __end End of string to parse.
|
|
* @param __io Source of the locale.
|
|
* @param __err Error flags to set.
|
|
* @param __tm Pointer to struct tm to fill in.
|
|
* @param __format Format specifier.
|
|
* @param __modifier Format modifier.
|
|
* @return Iterator to first char not parsed.
|
|
*/
|
|
inline
|
|
iter_type get(iter_type __s, iter_type __end, ios_base& __io,
|
|
ios_base::iostate& __err, tm* __tm, char __format,
|
|
char __modifier = 0) const
|
|
{
|
|
return this->do_get(__s, __end, __io, __err, __tm, __format,
|
|
__modifier);
|
|
}
|
|
|
|
/**
|
|
* @brief Parse input string according to format.
|
|
*
|
|
* This function parses the input string according to a
|
|
* provided format string. It does the inverse of
|
|
* time_put::put. The format string follows the format
|
|
* specified for strftime(3)/strptime(3). The actual parsing
|
|
* is done by time_get::do_get.
|
|
*
|
|
* @param __s Start of string to parse.
|
|
* @param __end End of string to parse.
|
|
* @param __io Source of the locale.
|
|
* @param __err Error flags to set.
|
|
* @param __tm Pointer to struct tm to fill in.
|
|
* @param __fmt Start of the format string.
|
|
* @param __fmtend End of the format string.
|
|
* @return Iterator to first char not parsed.
|
|
*/
|
|
iter_type get(iter_type __s, iter_type __end, ios_base& __io,
|
|
ios_base::iostate& __err, tm* __tm, const char_type* __fmt,
|
|
const char_type* __fmtend) const;
|
|
#endif // __cplusplus >= 201103L
|
|
|
|
protected:
|
|
/// Destructor.
|
|
virtual
|
|
~time_get() { }
|
|
|
|
/**
|
|
* @brief Return preferred order of month, day, and year.
|
|
*
|
|
* This function returns an enum from time_base::dateorder giving the
|
|
* preferred ordering if the format @a x given to time_put::put() only
|
|
* uses month, day, and year. This function is a hook for derived
|
|
* classes to change the value returned.
|
|
*
|
|
* @return A member of time_base::dateorder.
|
|
*/
|
|
virtual dateorder
|
|
do_date_order() const;
|
|
|
|
/**
|
|
* @brief Parse input time string.
|
|
*
|
|
* This function parses a time according to the format @a x and puts the
|
|
* results into a user-supplied struct tm. This function is a hook for
|
|
* derived classes to change the value returned. @see get_time() for
|
|
* details.
|
|
*
|
|
* @param __beg Start of string to parse.
|
|
* @param __end End of string to parse.
|
|
* @param __io Source of the locale.
|
|
* @param __err Error flags to set.
|
|
* @param __tm Pointer to struct tm to fill in.
|
|
* @return Iterator to first char beyond time string.
|
|
*/
|
|
virtual iter_type
|
|
do_get_time(iter_type __beg, iter_type __end, ios_base& __io,
|
|
ios_base::iostate& __err, tm* __tm) const;
|
|
|
|
/**
|
|
* @brief Parse input date string.
|
|
*
|
|
* This function parses a date according to the format @a X and puts the
|
|
* results into a user-supplied struct tm. This function is a hook for
|
|
* derived classes to change the value returned. @see get_date() for
|
|
* details.
|
|
*
|
|
* @param __beg Start of string to parse.
|
|
* @param __end End of string to parse.
|
|
* @param __io Source of the locale.
|
|
* @param __err Error flags to set.
|
|
* @param __tm Pointer to struct tm to fill in.
|
|
* @return Iterator to first char beyond date string.
|
|
*/
|
|
virtual iter_type
|
|
do_get_date(iter_type __beg, iter_type __end, ios_base& __io,
|
|
ios_base::iostate& __err, tm* __tm) const;
|
|
|
|
/**
|
|
* @brief Parse input weekday string.
|
|
*
|
|
* This function parses a weekday name and puts the results into a
|
|
* user-supplied struct tm. This function is a hook for derived
|
|
* classes to change the value returned. @see get_weekday() for
|
|
* details.
|
|
*
|
|
* @param __beg Start of string to parse.
|
|
* @param __end End of string to parse.
|
|
* @param __io Source of the locale.
|
|
* @param __err Error flags to set.
|
|
* @param __tm Pointer to struct tm to fill in.
|
|
* @return Iterator to first char beyond weekday name.
|
|
*/
|
|
virtual iter_type
|
|
do_get_weekday(iter_type __beg, iter_type __end, ios_base&,
|
|
ios_base::iostate& __err, tm* __tm) const;
|
|
|
|
/**
|
|
* @brief Parse input month string.
|
|
*
|
|
* This function parses a month name and puts the results into a
|
|
* user-supplied struct tm. This function is a hook for derived
|
|
* classes to change the value returned. @see get_monthname() for
|
|
* details.
|
|
*
|
|
* @param __beg Start of string to parse.
|
|
* @param __end End of string to parse.
|
|
* @param __io Source of the locale.
|
|
* @param __err Error flags to set.
|
|
* @param __tm Pointer to struct tm to fill in.
|
|
* @return Iterator to first char beyond month name.
|
|
*/
|
|
virtual iter_type
|
|
do_get_monthname(iter_type __beg, iter_type __end, ios_base&,
|
|
ios_base::iostate& __err, tm* __tm) const;
|
|
|
|
/**
|
|
* @brief Parse input year string.
|
|
*
|
|
* This function reads up to 4 characters to parse a year string and
|
|
* puts the results into a user-supplied struct tm. This function is a
|
|
* hook for derived classes to change the value returned. @see
|
|
* get_year() for details.
|
|
*
|
|
* @param __beg Start of string to parse.
|
|
* @param __end End of string to parse.
|
|
* @param __io Source of the locale.
|
|
* @param __err Error flags to set.
|
|
* @param __tm Pointer to struct tm to fill in.
|
|
* @return Iterator to first char beyond year.
|
|
*/
|
|
virtual iter_type
|
|
do_get_year(iter_type __beg, iter_type __end, ios_base& __io,
|
|
ios_base::iostate& __err, tm* __tm) const;
|
|
|
|
#if __cplusplus >= 201103L
|
|
/**
|
|
* @brief Parse input string according to format.
|
|
*
|
|
* This function parses the string according to the provided
|
|
* format and optional modifier. This function is a hook for
|
|
* derived classes to change the value returned. @see get()
|
|
* for more details.
|
|
*
|
|
* @param __s Start of string to parse.
|
|
* @param __end End of string to parse.
|
|
* @param __f Source of the locale.
|
|
* @param __err Error flags to set.
|
|
* @param __tm Pointer to struct tm to fill in.
|
|
* @param __format Format specifier.
|
|
* @param __modifier Format modifier.
|
|
* @return Iterator to first char not parsed.
|
|
*/
|
|
#if _GLIBCXX_USE_CXX11_ABI
|
|
virtual
|
|
#endif
|
|
iter_type
|
|
do_get(iter_type __s, iter_type __end, ios_base& __f,
|
|
ios_base::iostate& __err, tm* __tm,
|
|
char __format, char __modifier) const;
|
|
#endif // __cplusplus >= 201103L
|
|
|
|
// Extract numeric component of length __len.
|
|
iter_type
|
|
_M_extract_num(iter_type __beg, iter_type __end, int& __member,
|
|
int __min, int __max, size_t __len,
|
|
ios_base& __io, ios_base::iostate& __err) const;
|
|
|
|
// Extract any unique array of string literals in a const _CharT* array.
|
|
iter_type
|
|
_M_extract_name(iter_type __beg, iter_type __end, int& __member,
|
|
const _CharT** __names, size_t __indexlen,
|
|
ios_base& __io, ios_base::iostate& __err) const;
|
|
|
|
// Extract day or month name in a const _CharT* array.
|
|
iter_type
|
|
_M_extract_wday_or_month(iter_type __beg, iter_type __end, int& __member,
|
|
const _CharT** __names, size_t __indexlen,
|
|
ios_base& __io, ios_base::iostate& __err) const;
|
|
|
|
// Extract on a component-by-component basis, via __format argument.
|
|
iter_type
|
|
_M_extract_via_format(iter_type __beg, iter_type __end, ios_base& __io,
|
|
ios_base::iostate& __err, tm* __tm,
|
|
const _CharT* __format) const;
|
|
};
|
|
|
|
template<typename _CharT, typename _InIter>
|
|
locale::id time_get<_CharT, _InIter>::id;
|
|
|
|
/// class time_get_byname [22.2.5.2].
|
|
template<typename _CharT, typename _InIter>
|
|
class time_get_byname : public time_get<_CharT, _InIter>
|
|
{
|
|
public:
|
|
// Types:
|
|
typedef _CharT char_type;
|
|
typedef _InIter iter_type;
|
|
|
|
explicit
|
|
time_get_byname(const char*, size_t __refs = 0)
|
|
: time_get<_CharT, _InIter>(__refs) { }
|
|
|
|
#if __cplusplus >= 201103L
|
|
explicit
|
|
time_get_byname(const string& __s, size_t __refs = 0)
|
|
: time_get_byname(__s.c_str(), __refs) { }
|
|
#endif
|
|
|
|
protected:
|
|
virtual
|
|
~time_get_byname() { }
|
|
};
|
|
|
|
_GLIBCXX_END_NAMESPACE_CXX11
|
|
|
|
/**
|
|
* @brief Primary class template time_put.
|
|
* @ingroup locales
|
|
*
|
|
* This facet encapsulates the code to format and output dates and times
|
|
* according to formats used by strftime().
|
|
*
|
|
* The time_put template uses protected virtual functions to provide the
|
|
* actual results. The public accessors forward the call to the virtual
|
|
* functions. These virtual functions are hooks for developers to
|
|
* implement the behavior they require from the time_put facet.
|
|
*/
|
|
template<typename _CharT, typename _OutIter>
|
|
class time_put : public locale::facet
|
|
{
|
|
public:
|
|
// Types:
|
|
//@{
|
|
/// Public typedefs
|
|
typedef _CharT char_type;
|
|
typedef _OutIter iter_type;
|
|
//@}
|
|
|
|
/// Numpunct facet id.
|
|
static locale::id id;
|
|
|
|
/**
|
|
* @brief Constructor performs initialization.
|
|
*
|
|
* This is the constructor provided by the standard.
|
|
*
|
|
* @param __refs Passed to the base facet class.
|
|
*/
|
|
explicit
|
|
time_put(size_t __refs = 0)
|
|
: facet(__refs) { }
|
|
|
|
/**
|
|
* @brief Format and output a time or date.
|
|
*
|
|
* This function formats the data in struct tm according to the
|
|
* provided format string. The format string is interpreted as by
|
|
* strftime().
|
|
*
|
|
* @param __s The stream to write to.
|
|
* @param __io Source of locale.
|
|
* @param __fill char_type to use for padding.
|
|
* @param __tm Struct tm with date and time info to format.
|
|
* @param __beg Start of format string.
|
|
* @param __end End of format string.
|
|
* @return Iterator after writing.
|
|
*/
|
|
iter_type
|
|
put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
|
|
const _CharT* __beg, const _CharT* __end) const;
|
|
|
|
/**
|
|
* @brief Format and output a time or date.
|
|
*
|
|
* This function formats the data in struct tm according to the
|
|
* provided format char and optional modifier. The format and modifier
|
|
* are interpreted as by strftime(). It does so by returning
|
|
* time_put::do_put().
|
|
*
|
|
* @param __s The stream to write to.
|
|
* @param __io Source of locale.
|
|
* @param __fill char_type to use for padding.
|
|
* @param __tm Struct tm with date and time info to format.
|
|
* @param __format Format char.
|
|
* @param __mod Optional modifier char.
|
|
* @return Iterator after writing.
|
|
*/
|
|
iter_type
|
|
put(iter_type __s, ios_base& __io, char_type __fill,
|
|
const tm* __tm, char __format, char __mod = 0) const
|
|
{ return this->do_put(__s, __io, __fill, __tm, __format, __mod); }
|
|
|
|
protected:
|
|
/// Destructor.
|
|
virtual
|
|
~time_put()
|
|
{ }
|
|
|
|
/**
|
|
* @brief Format and output a time or date.
|
|
*
|
|
* This function formats the data in struct tm according to the
|
|
* provided format char and optional modifier. This function is a hook
|
|
* for derived classes to change the value returned. @see put() for
|
|
* more details.
|
|
*
|
|
* @param __s The stream to write to.
|
|
* @param __io Source of locale.
|
|
* @param __fill char_type to use for padding.
|
|
* @param __tm Struct tm with date and time info to format.
|
|
* @param __format Format char.
|
|
* @param __mod Optional modifier char.
|
|
* @return Iterator after writing.
|
|
*/
|
|
virtual iter_type
|
|
do_put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
|
|
char __format, char __mod) const;
|
|
};
|
|
|
|
template<typename _CharT, typename _OutIter>
|
|
locale::id time_put<_CharT, _OutIter>::id;
|
|
|
|
/// class time_put_byname [22.2.5.4].
|
|
template<typename _CharT, typename _OutIter>
|
|
class time_put_byname : public time_put<_CharT, _OutIter>
|
|
{
|
|
public:
|
|
// Types:
|
|
typedef _CharT char_type;
|
|
typedef _OutIter iter_type;
|
|
|
|
explicit
|
|
time_put_byname(const char*, size_t __refs = 0)
|
|
: time_put<_CharT, _OutIter>(__refs)
|
|
{ };
|
|
|
|
#if __cplusplus >= 201103L
|
|
explicit
|
|
time_put_byname(const string& __s, size_t __refs = 0)
|
|
: time_put_byname(__s.c_str(), __refs) { }
|
|
#endif
|
|
|
|
protected:
|
|
virtual
|
|
~time_put_byname() { }
|
|
};
|
|
|
|
|
|
/**
|
|
* @brief Money format ordering data.
|
|
* @ingroup locales
|
|
*
|
|
* This class contains an ordered array of 4 fields to represent the
|
|
* pattern for formatting a money amount. Each field may contain one entry
|
|
* from the part enum. symbol, sign, and value must be present and the
|
|
* remaining field must contain either none or space. @see
|
|
* moneypunct::pos_format() and moneypunct::neg_format() for details of how
|
|
* these fields are interpreted.
|
|
*/
|
|
class money_base
|
|
{
|
|
public:
|
|
enum part { none, space, symbol, sign, value };
|
|
struct pattern { char field[4]; };
|
|
|
|
static const pattern _S_default_pattern;
|
|
|
|
enum
|
|
{
|
|
_S_minus,
|
|
_S_zero,
|
|
_S_end = 11
|
|
};
|
|
|
|
// String literal of acceptable (narrow) input/output, for
|
|
// money_get/money_put. "-0123456789"
|
|
static const char* _S_atoms;
|
|
|
|
// Construct and return valid pattern consisting of some combination of:
|
|
// space none symbol sign value
|
|
_GLIBCXX_CONST static pattern
|
|
_S_construct_pattern(char __precedes, char __space, char __posn) throw ();
|
|
};
|
|
|
|
template<typename _CharT, bool _Intl>
|
|
struct __moneypunct_cache : public locale::facet
|
|
{
|
|
const char* _M_grouping;
|
|
size_t _M_grouping_size;
|
|
bool _M_use_grouping;
|
|
_CharT _M_decimal_point;
|
|
_CharT _M_thousands_sep;
|
|
const _CharT* _M_curr_symbol;
|
|
size_t _M_curr_symbol_size;
|
|
const _CharT* _M_positive_sign;
|
|
size_t _M_positive_sign_size;
|
|
const _CharT* _M_negative_sign;
|
|
size_t _M_negative_sign_size;
|
|
int _M_frac_digits;
|
|
money_base::pattern _M_pos_format;
|
|
money_base::pattern _M_neg_format;
|
|
|
|
// A list of valid numeric literals for input and output: in the standard
|
|
// "C" locale, this is "-0123456789". This array contains the chars after
|
|
// having been passed through the current locale's ctype<_CharT>.widen().
|
|
_CharT _M_atoms[money_base::_S_end];
|
|
|
|
bool _M_allocated;
|
|
|
|
__moneypunct_cache(size_t __refs = 0) : facet(__refs),
|
|
_M_grouping(0), _M_grouping_size(0), _M_use_grouping(false),
|
|
_M_decimal_point(_CharT()), _M_thousands_sep(_CharT()),
|
|
_M_curr_symbol(0), _M_curr_symbol_size(0),
|
|
_M_positive_sign(0), _M_positive_sign_size(0),
|
|
_M_negative_sign(0), _M_negative_sign_size(0),
|
|
_M_frac_digits(0),
|
|
_M_pos_format(money_base::pattern()),
|
|
_M_neg_format(money_base::pattern()), _M_allocated(false)
|
|
{ }
|
|
|
|
~__moneypunct_cache();
|
|
|
|
void
|
|
_M_cache(const locale& __loc);
|
|
|
|
private:
|
|
__moneypunct_cache&
|
|
operator=(const __moneypunct_cache&);
|
|
|
|
explicit
|
|
__moneypunct_cache(const __moneypunct_cache&);
|
|
};
|
|
|
|
template<typename _CharT, bool _Intl>
|
|
__moneypunct_cache<_CharT, _Intl>::~__moneypunct_cache()
|
|
{
|
|
if (_M_allocated)
|
|
{
|
|
delete [] _M_grouping;
|
|
delete [] _M_curr_symbol;
|
|
delete [] _M_positive_sign;
|
|
delete [] _M_negative_sign;
|
|
}
|
|
}
|
|
|
|
_GLIBCXX_BEGIN_NAMESPACE_CXX11
|
|
|
|
/**
|
|
* @brief Primary class template moneypunct.
|
|
* @ingroup locales
|
|
*
|
|
* This facet encapsulates the punctuation, grouping and other formatting
|
|
* features of money amount string representations.
|
|
*/
|
|
template<typename _CharT, bool _Intl>
|
|
class moneypunct : public locale::facet, public money_base
|
|
{
|
|
public:
|
|
// Types:
|
|
//@{
|
|
/// Public typedefs
|
|
typedef _CharT char_type;
|
|
typedef basic_string<_CharT> string_type;
|
|
//@}
|
|
typedef __moneypunct_cache<_CharT, _Intl> __cache_type;
|
|
|
|
private:
|
|
__cache_type* _M_data;
|
|
|
|
public:
|
|
/// This value is provided by the standard, but no reason for its
|
|
/// existence.
|
|
static const bool intl = _Intl;
|
|
/// Numpunct facet id.
|
|
static locale::id id;
|
|
|
|
/**
|
|
* @brief Constructor performs initialization.
|
|
*
|
|
* This is the constructor provided by the standard.
|
|
*
|
|
* @param __refs Passed to the base facet class.
|
|
*/
|
|
explicit
|
|
moneypunct(size_t __refs = 0)
|
|
: facet(__refs), _M_data(0)
|
|
{ _M_initialize_moneypunct(); }
|
|
|
|
/**
|
|
* @brief Constructor performs initialization.
|
|
*
|
|
* This is an internal constructor.
|
|
*
|
|
* @param __cache Cache for optimization.
|
|
* @param __refs Passed to the base facet class.
|
|
*/
|
|
explicit
|
|
moneypunct(__cache_type* __cache, size_t __refs = 0)
|
|
: facet(__refs), _M_data(__cache)
|
|
{ _M_initialize_moneypunct(); }
|
|
|
|
/**
|
|
* @brief Internal constructor. Not for general use.
|
|
*
|
|
* This is a constructor for use by the library itself to set up new
|
|
* locales.
|
|
*
|
|
* @param __cloc The C locale.
|
|
* @param __s The name of a locale.
|
|
* @param __refs Passed to the base facet class.
|
|
*/
|
|
explicit
|
|
moneypunct(__c_locale __cloc, const char* __s, size_t __refs = 0)
|
|
: facet(__refs), _M_data(0)
|
|
{ _M_initialize_moneypunct(__cloc, __s); }
|
|
|
|
/**
|
|
* @brief Return decimal point character.
|
|
*
|
|
* This function returns a char_type to use as a decimal point. It
|
|
* does so by returning returning
|
|
* moneypunct<char_type>::do_decimal_point().
|
|
*
|
|
* @return @a char_type representing a decimal point.
|
|
*/
|
|
char_type
|
|
decimal_point() const
|
|
{ return this->do_decimal_point(); }
|
|
|
|
/**
|
|
* @brief Return thousands separator character.
|
|
*
|
|
* This function returns a char_type to use as a thousands
|
|
* separator. It does so by returning returning
|
|
* moneypunct<char_type>::do_thousands_sep().
|
|
*
|
|
* @return char_type representing a thousands separator.
|
|
*/
|
|
char_type
|
|
thousands_sep() const
|
|
{ return this->do_thousands_sep(); }
|
|
|
|
/**
|
|
* @brief Return grouping specification.
|
|
*
|
|
* This function returns a string representing groupings for the
|
|
* integer part of an amount. Groupings indicate where thousands
|
|
* separators should be inserted.
|
|
*
|
|
* Each char in the return string is interpret as an integer rather
|
|
* than a character. These numbers represent the number of digits in a
|
|
* group. The first char in the string represents the number of digits
|
|
* in the least significant group. If a char is negative, it indicates
|
|
* an unlimited number of digits for the group. If more chars from the
|
|
* string are required to group a number, the last char is used
|
|
* repeatedly.
|
|
*
|
|
* For example, if the grouping() returns <code>\003\002</code>
|
|
* and is applied to the number 123456789, this corresponds to
|
|
* 12,34,56,789. Note that if the string was <code>32</code>, this would
|
|
* put more than 50 digits into the least significant group if
|
|
* the character set is ASCII.
|
|
*
|
|
* The string is returned by calling
|
|
* moneypunct<char_type>::do_grouping().
|
|
*
|
|
* @return string representing grouping specification.
|
|
*/
|
|
string
|
|
grouping() const
|
|
{ return this->do_grouping(); }
|
|
|
|
/**
|
|
* @brief Return currency symbol string.
|
|
*
|
|
* This function returns a string_type to use as a currency symbol. It
|
|
* does so by returning returning
|
|
* moneypunct<char_type>::do_curr_symbol().
|
|
*
|
|
* @return @a string_type representing a currency symbol.
|
|
*/
|
|
string_type
|
|
curr_symbol() const
|
|
{ return this->do_curr_symbol(); }
|
|
|
|
/**
|
|
* @brief Return positive sign string.
|
|
*
|
|
* This function returns a string_type to use as a sign for positive
|
|
* amounts. It does so by returning returning
|
|
* moneypunct<char_type>::do_positive_sign().
|
|
*
|
|
* If the return value contains more than one character, the first
|
|
* character appears in the position indicated by pos_format() and the
|
|
* remainder appear at the end of the formatted string.
|
|
*
|
|
* @return @a string_type representing a positive sign.
|
|
*/
|
|
string_type
|
|
positive_sign() const
|
|
{ return this->do_positive_sign(); }
|
|
|
|
/**
|
|
* @brief Return negative sign string.
|
|
*
|
|
* This function returns a string_type to use as a sign for negative
|
|
* amounts. It does so by returning returning
|
|
* moneypunct<char_type>::do_negative_sign().
|
|
*
|
|
* If the return value contains more than one character, the first
|
|
* character appears in the position indicated by neg_format() and the
|
|
* remainder appear at the end of the formatted string.
|
|
*
|
|
* @return @a string_type representing a negative sign.
|
|
*/
|
|
string_type
|
|
negative_sign() const
|
|
{ return this->do_negative_sign(); }
|
|
|
|
/**
|
|
* @brief Return number of digits in fraction.
|
|
*
|
|
* This function returns the exact number of digits that make up the
|
|
* fractional part of a money amount. It does so by returning
|
|
* returning moneypunct<char_type>::do_frac_digits().
|
|
*
|
|
* The fractional part of a money amount is optional. But if it is
|
|
* present, there must be frac_digits() digits.
|
|
*
|
|
* @return Number of digits in amount fraction.
|
|
*/
|
|
int
|
|
frac_digits() const
|
|
{ return this->do_frac_digits(); }
|
|
|
|
//@{
|
|
/**
|
|
* @brief Return pattern for money values.
|
|
*
|
|
* This function returns a pattern describing the formatting of a
|
|
* positive or negative valued money amount. It does so by returning
|
|
* returning moneypunct<char_type>::do_pos_format() or
|
|
* moneypunct<char_type>::do_neg_format().
|
|
*
|
|
* The pattern has 4 fields describing the ordering of symbol, sign,
|
|
* value, and none or space. There must be one of each in the pattern.
|
|
* The none and space enums may not appear in the first field and space
|
|
* may not appear in the final field.
|
|
*
|
|
* The parts of a money string must appear in the order indicated by
|
|
* the fields of the pattern. The symbol field indicates that the
|
|
* value of curr_symbol() may be present. The sign field indicates
|
|
* that the value of positive_sign() or negative_sign() must be
|
|
* present. The value field indicates that the absolute value of the
|
|
* money amount is present. none indicates 0 or more whitespace
|
|
* characters, except at the end, where it permits no whitespace.
|
|
* space indicates that 1 or more whitespace characters must be
|
|
* present.
|
|
*
|
|
* For example, for the US locale and pos_format() pattern
|
|
* {symbol,sign,value,none}, curr_symbol() == '$'
|
|
* positive_sign() == '+', and value 10.01, and
|
|
* options set to force the symbol, the corresponding string is
|
|
* <code>$+10.01</code>.
|
|
*
|
|
* @return Pattern for money values.
|
|
*/
|
|
pattern
|
|
pos_format() const
|
|
{ return this->do_pos_format(); }
|
|
|
|
pattern
|
|
neg_format() const
|
|
{ return this->do_neg_format(); }
|
|
//@}
|
|
|
|
protected:
|
|
/// Destructor.
|
|
virtual
|
|
~moneypunct();
|
|
|
|
/**
|
|
* @brief Return decimal point character.
|
|
*
|
|
* Returns a char_type to use as a decimal point. This function is a
|
|
* hook for derived classes to change the value returned.
|
|
*
|
|
* @return @a char_type representing a decimal point.
|
|
*/
|
|
virtual char_type
|
|
do_decimal_point() const
|
|
{ return _M_data->_M_decimal_point; }
|
|
|
|
/**
|
|
* @brief Return thousands separator character.
|
|
*
|
|
* Returns a char_type to use as a thousands separator. This function
|
|
* is a hook for derived classes to change the value returned.
|
|
*
|
|
* @return @a char_type representing a thousands separator.
|
|
*/
|
|
virtual char_type
|
|
do_thousands_sep() const
|
|
{ return _M_data->_M_thousands_sep; }
|
|
|
|
/**
|
|
* @brief Return grouping specification.
|
|
*
|
|
* Returns a string representing groupings for the integer part of a
|
|
* number. This function is a hook for derived classes to change the
|
|
* value returned. @see grouping() for details.
|
|
*
|
|
* @return String representing grouping specification.
|
|
*/
|
|
virtual string
|
|
do_grouping() const
|
|
{ return _M_data->_M_grouping; }
|
|
|
|
/**
|
|
* @brief Return currency symbol string.
|
|
*
|
|
* This function returns a string_type to use as a currency symbol.
|
|
* This function is a hook for derived classes to change the value
|
|
* returned. @see curr_symbol() for details.
|
|
*
|
|
* @return @a string_type representing a currency symbol.
|
|
*/
|
|
virtual string_type
|
|
do_curr_symbol() const
|
|
{ return _M_data->_M_curr_symbol; }
|
|
|
|
/**
|
|
* @brief Return positive sign string.
|
|
*
|
|
* This function returns a string_type to use as a sign for positive
|
|
* amounts. This function is a hook for derived classes to change the
|
|
* value returned. @see positive_sign() for details.
|
|
*
|
|
* @return @a string_type representing a positive sign.
|
|
*/
|
|
virtual string_type
|
|
do_positive_sign() const
|
|
{ return _M_data->_M_positive_sign; }
|
|
|
|
/**
|
|
* @brief Return negative sign string.
|
|
*
|
|
* This function returns a string_type to use as a sign for negative
|
|
* amounts. This function is a hook for derived classes to change the
|
|
* value returned. @see negative_sign() for details.
|
|
*
|
|
* @return @a string_type representing a negative sign.
|
|
*/
|
|
virtual string_type
|
|
do_negative_sign() const
|
|
{ return _M_data->_M_negative_sign; }
|
|
|
|
/**
|
|
* @brief Return number of digits in fraction.
|
|
*
|
|
* This function returns the exact number of digits that make up the
|
|
* fractional part of a money amount. This function is a hook for
|
|
* derived classes to change the value returned. @see frac_digits()
|
|
* for details.
|
|
*
|
|
* @return Number of digits in amount fraction.
|
|
*/
|
|
virtual int
|
|
do_frac_digits() const
|
|
{ return _M_data->_M_frac_digits; }
|
|
|
|
/**
|
|
* @brief Return pattern for money values.
|
|
*
|
|
* This function returns a pattern describing the formatting of a
|
|
* positive valued money amount. This function is a hook for derived
|
|
* classes to change the value returned. @see pos_format() for
|
|
* details.
|
|
*
|
|
* @return Pattern for money values.
|
|
*/
|
|
virtual pattern
|
|
do_pos_format() const
|
|
{ return _M_data->_M_pos_format; }
|
|
|
|
/**
|
|
* @brief Return pattern for money values.
|
|
*
|
|
* This function returns a pattern describing the formatting of a
|
|
* negative valued money amount. This function is a hook for derived
|
|
* classes to change the value returned. @see neg_format() for
|
|
* details.
|
|
*
|
|
* @return Pattern for money values.
|
|
*/
|
|
virtual pattern
|
|
do_neg_format() const
|
|
{ return _M_data->_M_neg_format; }
|
|
|
|
// For use at construction time only.
|
|
void
|
|
_M_initialize_moneypunct(__c_locale __cloc = 0,
|
|
const char* __name = 0);
|
|
};
|
|
|
|
template<typename _CharT, bool _Intl>
|
|
locale::id moneypunct<_CharT, _Intl>::id;
|
|
|
|
template<typename _CharT, bool _Intl>
|
|
const bool moneypunct<_CharT, _Intl>::intl;
|
|
|
|
template<>
|
|
moneypunct<char, true>::~moneypunct();
|
|
|
|
template<>
|
|
moneypunct<char, false>::~moneypunct();
|
|
|
|
template<>
|
|
void
|
|
moneypunct<char, true>::_M_initialize_moneypunct(__c_locale, const char*);
|
|
|
|
template<>
|
|
void
|
|
moneypunct<char, false>::_M_initialize_moneypunct(__c_locale, const char*);
|
|
|
|
#ifdef _GLIBCXX_USE_WCHAR_T
|
|
template<>
|
|
moneypunct<wchar_t, true>::~moneypunct();
|
|
|
|
template<>
|
|
moneypunct<wchar_t, false>::~moneypunct();
|
|
|
|
template<>
|
|
void
|
|
moneypunct<wchar_t, true>::_M_initialize_moneypunct(__c_locale,
|
|
const char*);
|
|
|
|
template<>
|
|
void
|
|
moneypunct<wchar_t, false>::_M_initialize_moneypunct(__c_locale,
|
|
const char*);
|
|
#endif
|
|
|
|
/// class moneypunct_byname [22.2.6.4].
|
|
template<typename _CharT, bool _Intl>
|
|
class moneypunct_byname : public moneypunct<_CharT, _Intl>
|
|
{
|
|
public:
|
|
typedef _CharT char_type;
|
|
typedef basic_string<_CharT> string_type;
|
|
|
|
static const bool intl = _Intl;
|
|
|
|
explicit
|
|
moneypunct_byname(const char* __s, size_t __refs = 0)
|
|
: moneypunct<_CharT, _Intl>(__refs)
|
|
{
|
|
if (__builtin_strcmp(__s, "C") != 0
|
|
&& __builtin_strcmp(__s, "POSIX") != 0)
|
|
{
|
|
__c_locale __tmp;
|
|
this->_S_create_c_locale(__tmp, __s);
|
|
this->_M_initialize_moneypunct(__tmp);
|
|
this->_S_destroy_c_locale(__tmp);
|
|
}
|
|
}
|
|
|
|
#if __cplusplus >= 201103L
|
|
explicit
|
|
moneypunct_byname(const string& __s, size_t __refs = 0)
|
|
: moneypunct_byname(__s.c_str(), __refs) { }
|
|
#endif
|
|
|
|
protected:
|
|
virtual
|
|
~moneypunct_byname() { }
|
|
};
|
|
|
|
template<typename _CharT, bool _Intl>
|
|
const bool moneypunct_byname<_CharT, _Intl>::intl;
|
|
|
|
_GLIBCXX_END_NAMESPACE_CXX11
|
|
|
|
_GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11
|
|
|
|
/**
|
|
* @brief Primary class template money_get.
|
|
* @ingroup locales
|
|
*
|
|
* This facet encapsulates the code to parse and return a monetary
|
|
* amount from a string.
|
|
*
|
|
* The money_get template uses protected virtual functions to
|
|
* provide the actual results. The public accessors forward the
|
|
* call to the virtual functions. These virtual functions are
|
|
* hooks for developers to implement the behavior they require from
|
|
* the money_get facet.
|
|
*/
|
|
template<typename _CharT, typename _InIter>
|
|
class money_get : public locale::facet
|
|
{
|
|
public:
|
|
// Types:
|
|
//@{
|
|
/// Public typedefs
|
|
typedef _CharT char_type;
|
|
typedef _InIter iter_type;
|
|
typedef basic_string<_CharT> string_type;
|
|
//@}
|
|
|
|
/// Numpunct facet id.
|
|
static locale::id id;
|
|
|
|
/**
|
|
* @brief Constructor performs initialization.
|
|
*
|
|
* This is the constructor provided by the standard.
|
|
*
|
|
* @param __refs Passed to the base facet class.
|
|
*/
|
|
explicit
|
|
money_get(size_t __refs = 0) : facet(__refs) { }
|
|
|
|
/**
|
|
* @brief Read and parse a monetary value.
|
|
*
|
|
* This function reads characters from @a __s, interprets them as a
|
|
* monetary value according to moneypunct and ctype facets retrieved
|
|
* from io.getloc(), and returns the result in @a units as an integral
|
|
* value moneypunct::frac_digits() * the actual amount. For example,
|
|
* the string $10.01 in a US locale would store 1001 in @a units.
|
|
*
|
|
* Any characters not part of a valid money amount are not consumed.
|
|
*
|
|
* If a money value cannot be parsed from the input stream, sets
|
|
* err=(err|io.failbit). If the stream is consumed before finishing
|
|
* parsing, sets err=(err|io.failbit|io.eofbit). @a units is
|
|
* unchanged if parsing fails.
|
|
*
|
|
* This function works by returning the result of do_get().
|
|
*
|
|
* @param __s Start of characters to parse.
|
|
* @param __end End of characters to parse.
|
|
* @param __intl Parameter to use_facet<moneypunct<CharT,intl> >.
|
|
* @param __io Source of facets and io state.
|
|
* @param __err Error field to set if parsing fails.
|
|
* @param __units Place to store result of parsing.
|
|
* @return Iterator referencing first character beyond valid money
|
|
* amount.
|
|
*/
|
|
iter_type
|
|
get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
|
|
ios_base::iostate& __err, long double& __units) const
|
|
{ return this->do_get(__s, __end, __intl, __io, __err, __units); }
|
|
|
|
/**
|
|
* @brief Read and parse a monetary value.
|
|
*
|
|
* This function reads characters from @a __s, interprets them as
|
|
* a monetary value according to moneypunct and ctype facets
|
|
* retrieved from io.getloc(), and returns the result in @a
|
|
* digits. For example, the string $10.01 in a US locale would
|
|
* store <code>1001</code> in @a digits.
|
|
*
|
|
* Any characters not part of a valid money amount are not consumed.
|
|
*
|
|
* If a money value cannot be parsed from the input stream, sets
|
|
* err=(err|io.failbit). If the stream is consumed before finishing
|
|
* parsing, sets err=(err|io.failbit|io.eofbit).
|
|
*
|
|
* This function works by returning the result of do_get().
|
|
*
|
|
* @param __s Start of characters to parse.
|
|
* @param __end End of characters to parse.
|
|
* @param __intl Parameter to use_facet<moneypunct<CharT,intl> >.
|
|
* @param __io Source of facets and io state.
|
|
* @param __err Error field to set if parsing fails.
|
|
* @param __digits Place to store result of parsing.
|
|
* @return Iterator referencing first character beyond valid money
|
|
* amount.
|
|
*/
|
|
iter_type
|
|
get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
|
|
ios_base::iostate& __err, string_type& __digits) const
|
|
{ return this->do_get(__s, __end, __intl, __io, __err, __digits); }
|
|
|
|
protected:
|
|
/// Destructor.
|
|
virtual
|
|
~money_get() { }
|
|
|
|
/**
|
|
* @brief Read and parse a monetary value.
|
|
*
|
|
* This function reads and parses characters representing a monetary
|
|
* value. This function is a hook for derived classes to change the
|
|
* value returned. @see get() for details.
|
|
*/
|
|
// XXX GLIBCXX_ABI Deprecated
|
|
#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ \
|
|
&& _GLIBCXX_USE_CXX11_ABI == 0
|
|
virtual iter_type
|
|
__do_get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
|
|
ios_base::iostate& __err, double& __units) const;
|
|
#else
|
|
virtual iter_type
|
|
do_get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
|
|
ios_base::iostate& __err, long double& __units) const;
|
|
#endif
|
|
|
|
/**
|
|
* @brief Read and parse a monetary value.
|
|
*
|
|
* This function reads and parses characters representing a monetary
|
|
* value. This function is a hook for derived classes to change the
|
|
* value returned. @see get() for details.
|
|
*/
|
|
virtual iter_type
|
|
do_get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
|
|
ios_base::iostate& __err, string_type& __digits) const;
|
|
|
|
// XXX GLIBCXX_ABI Deprecated
|
|
#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ \
|
|
&& _GLIBCXX_USE_CXX11_ABI == 0
|
|
virtual iter_type
|
|
do_get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
|
|
ios_base::iostate& __err, long double& __units) const;
|
|
#endif
|
|
|
|
template<bool _Intl>
|
|
iter_type
|
|
_M_extract(iter_type __s, iter_type __end, ios_base& __io,
|
|
ios_base::iostate& __err, string& __digits) const;
|
|
};
|
|
|
|
template<typename _CharT, typename _InIter>
|
|
locale::id money_get<_CharT, _InIter>::id;
|
|
|
|
/**
|
|
* @brief Primary class template money_put.
|
|
* @ingroup locales
|
|
*
|
|
* This facet encapsulates the code to format and output a monetary
|
|
* amount.
|
|
*
|
|
* The money_put template uses protected virtual functions to
|
|
* provide the actual results. The public accessors forward the
|
|
* call to the virtual functions. These virtual functions are
|
|
* hooks for developers to implement the behavior they require from
|
|
* the money_put facet.
|
|
*/
|
|
template<typename _CharT, typename _OutIter>
|
|
class money_put : public locale::facet
|
|
{
|
|
public:
|
|
//@{
|
|
/// Public typedefs
|
|
typedef _CharT char_type;
|
|
typedef _OutIter iter_type;
|
|
typedef basic_string<_CharT> string_type;
|
|
//@}
|
|
|
|
/// Numpunct facet id.
|
|
static locale::id id;
|
|
|
|
/**
|
|
* @brief Constructor performs initialization.
|
|
*
|
|
* This is the constructor provided by the standard.
|
|
*
|
|
* @param __refs Passed to the base facet class.
|
|
*/
|
|
explicit
|
|
money_put(size_t __refs = 0) : facet(__refs) { }
|
|
|
|
/**
|
|
* @brief Format and output a monetary value.
|
|
*
|
|
* This function formats @a units as a monetary value according to
|
|
* moneypunct and ctype facets retrieved from io.getloc(), and writes
|
|
* the resulting characters to @a __s. For example, the value 1001 in a
|
|
* US locale would write <code>$10.01</code> to @a __s.
|
|
*
|
|
* This function works by returning the result of do_put().
|
|
*
|
|
* @param __s The stream to write to.
|
|
* @param __intl Parameter to use_facet<moneypunct<CharT,intl> >.
|
|
* @param __io Source of facets and io state.
|
|
* @param __fill char_type to use for padding.
|
|
* @param __units Place to store result of parsing.
|
|
* @return Iterator after writing.
|
|
*/
|
|
iter_type
|
|
put(iter_type __s, bool __intl, ios_base& __io,
|
|
char_type __fill, long double __units) const
|
|
{ return this->do_put(__s, __intl, __io, __fill, __units); }
|
|
|
|
/**
|
|
* @brief Format and output a monetary value.
|
|
*
|
|
* This function formats @a digits as a monetary value
|
|
* according to moneypunct and ctype facets retrieved from
|
|
* io.getloc(), and writes the resulting characters to @a __s.
|
|
* For example, the string <code>1001</code> in a US locale
|
|
* would write <code>$10.01</code> to @a __s.
|
|
*
|
|
* This function works by returning the result of do_put().
|
|
*
|
|
* @param __s The stream to write to.
|
|
* @param __intl Parameter to use_facet<moneypunct<CharT,intl> >.
|
|
* @param __io Source of facets and io state.
|
|
* @param __fill char_type to use for padding.
|
|
* @param __digits Place to store result of parsing.
|
|
* @return Iterator after writing.
|
|
*/
|
|
iter_type
|
|
put(iter_type __s, bool __intl, ios_base& __io,
|
|
char_type __fill, const string_type& __digits) const
|
|
{ return this->do_put(__s, __intl, __io, __fill, __digits); }
|
|
|
|
protected:
|
|
/// Destructor.
|
|
virtual
|
|
~money_put() { }
|
|
|
|
/**
|
|
* @brief Format and output a monetary value.
|
|
*
|
|
* This function formats @a units as a monetary value according to
|
|
* moneypunct and ctype facets retrieved from io.getloc(), and writes
|
|
* the resulting characters to @a __s. For example, the value 1001 in a
|
|
* US locale would write <code>$10.01</code> to @a __s.
|
|
*
|
|
* This function is a hook for derived classes to change the value
|
|
* returned. @see put().
|
|
*
|
|
* @param __s The stream to write to.
|
|
* @param __intl Parameter to use_facet<moneypunct<CharT,intl> >.
|
|
* @param __io Source of facets and io state.
|
|
* @param __fill char_type to use for padding.
|
|
* @param __units Place to store result of parsing.
|
|
* @return Iterator after writing.
|
|
*/
|
|
// XXX GLIBCXX_ABI Deprecated
|
|
#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ \
|
|
&& _GLIBCXX_USE_CXX11_ABI == 0
|
|
virtual iter_type
|
|
__do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
|
|
double __units) const;
|
|
#else
|
|
virtual iter_type
|
|
do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
|
|
long double __units) const;
|
|
#endif
|
|
|
|
/**
|
|
* @brief Format and output a monetary value.
|
|
*
|
|
* This function formats @a digits as a monetary value
|
|
* according to moneypunct and ctype facets retrieved from
|
|
* io.getloc(), and writes the resulting characters to @a __s.
|
|
* For example, the string <code>1001</code> in a US locale
|
|
* would write <code>$10.01</code> to @a __s.
|
|
*
|
|
* This function is a hook for derived classes to change the value
|
|
* returned. @see put().
|
|
*
|
|
* @param __s The stream to write to.
|
|
* @param __intl Parameter to use_facet<moneypunct<CharT,intl> >.
|
|
* @param __io Source of facets and io state.
|
|
* @param __fill char_type to use for padding.
|
|
* @param __digits Place to store result of parsing.
|
|
* @return Iterator after writing.
|
|
*/
|
|
virtual iter_type
|
|
do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
|
|
const string_type& __digits) const;
|
|
|
|
// XXX GLIBCXX_ABI Deprecated
|
|
#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ \
|
|
&& _GLIBCXX_USE_CXX11_ABI == 0
|
|
virtual iter_type
|
|
do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
|
|
long double __units) const;
|
|
#endif
|
|
|
|
template<bool _Intl>
|
|
iter_type
|
|
_M_insert(iter_type __s, ios_base& __io, char_type __fill,
|
|
const string_type& __digits) const;
|
|
};
|
|
|
|
template<typename _CharT, typename _OutIter>
|
|
locale::id money_put<_CharT, _OutIter>::id;
|
|
|
|
_GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11
|
|
|
|
/**
|
|
* @brief Messages facet base class providing catalog typedef.
|
|
* @ingroup locales
|
|
*/
|
|
struct messages_base
|
|
{
|
|
typedef int catalog;
|
|
};
|
|
|
|
_GLIBCXX_BEGIN_NAMESPACE_CXX11
|
|
|
|
/**
|
|
* @brief Primary class template messages.
|
|
* @ingroup locales
|
|
*
|
|
* This facet encapsulates the code to retrieve messages from
|
|
* message catalogs. The only thing defined by the standard for this facet
|
|
* is the interface. All underlying functionality is
|
|
* implementation-defined.
|
|
*
|
|
* This library currently implements 3 versions of the message facet. The
|
|
* first version (gnu) is a wrapper around gettext, provided by libintl.
|
|
* The second version (ieee) is a wrapper around catgets. The final
|
|
* version (default) does no actual translation. These implementations are
|
|
* only provided for char and wchar_t instantiations.
|
|
*
|
|
* The messages template uses protected virtual functions to
|
|
* provide the actual results. The public accessors forward the
|
|
* call to the virtual functions. These virtual functions are
|
|
* hooks for developers to implement the behavior they require from
|
|
* the messages facet.
|
|
*/
|
|
template<typename _CharT>
|
|
class messages : public locale::facet, public messages_base
|
|
{
|
|
public:
|
|
// Types:
|
|
//@{
|
|
/// Public typedefs
|
|
typedef _CharT char_type;
|
|
typedef basic_string<_CharT> string_type;
|
|
//@}
|
|
|
|
protected:
|
|
// Underlying "C" library locale information saved from
|
|
// initialization, needed by messages_byname as well.
|
|
__c_locale _M_c_locale_messages;
|
|
const char* _M_name_messages;
|
|
|
|
public:
|
|
/// Numpunct facet id.
|
|
static locale::id id;
|
|
|
|
/**
|
|
* @brief Constructor performs initialization.
|
|
*
|
|
* This is the constructor provided by the standard.
|
|
*
|
|
* @param __refs Passed to the base facet class.
|
|
*/
|
|
explicit
|
|
messages(size_t __refs = 0);
|
|
|
|
// Non-standard.
|
|
/**
|
|
* @brief Internal constructor. Not for general use.
|
|
*
|
|
* This is a constructor for use by the library itself to set up new
|
|
* locales.
|
|
*
|
|
* @param __cloc The C locale.
|
|
* @param __s The name of a locale.
|
|
* @param __refs Refcount to pass to the base class.
|
|
*/
|
|
explicit
|
|
messages(__c_locale __cloc, const char* __s, size_t __refs = 0);
|
|
|
|
/*
|
|
* @brief Open a message catalog.
|
|
*
|
|
* This function opens and returns a handle to a message catalog by
|
|
* returning do_open(__s, __loc).
|
|
*
|
|
* @param __s The catalog to open.
|
|
* @param __loc Locale to use for character set conversions.
|
|
* @return Handle to the catalog or value < 0 if open fails.
|
|
*/
|
|
catalog
|
|
open(const basic_string<char>& __s, const locale& __loc) const
|
|
{ return this->do_open(__s, __loc); }
|
|
|
|
// Non-standard and unorthodox, yet effective.
|
|
/*
|
|
* @brief Open a message catalog.
|
|
*
|
|
* This non-standard function opens and returns a handle to a message
|
|
* catalog by returning do_open(s, loc). The third argument provides a
|
|
* message catalog root directory for gnu gettext and is ignored
|
|
* otherwise.
|
|
*
|
|
* @param __s The catalog to open.
|
|
* @param __loc Locale to use for character set conversions.
|
|
* @param __dir Message catalog root directory.
|
|
* @return Handle to the catalog or value < 0 if open fails.
|
|
*/
|
|
catalog
|
|
open(const basic_string<char>&, const locale&, const char*) const;
|
|
|
|
/*
|
|
* @brief Look up a string in a message catalog.
|
|
*
|
|
* This function retrieves and returns a message from a catalog by
|
|
* returning do_get(c, set, msgid, s).
|
|
*
|
|
* For gnu, @a __set and @a msgid are ignored. Returns gettext(s).
|
|
* For default, returns s. For ieee, returns catgets(c,set,msgid,s).
|
|
*
|
|
* @param __c The catalog to access.
|
|
* @param __set Implementation-defined.
|
|
* @param __msgid Implementation-defined.
|
|
* @param __s Default return value if retrieval fails.
|
|
* @return Retrieved message or @a __s if get fails.
|
|
*/
|
|
string_type
|
|
get(catalog __c, int __set, int __msgid, const string_type& __s) const
|
|
{ return this->do_get(__c, __set, __msgid, __s); }
|
|
|
|
/*
|
|
* @brief Close a message catalog.
|
|
*
|
|
* Closes catalog @a c by calling do_close(c).
|
|
*
|
|
* @param __c The catalog to close.
|
|
*/
|
|
void
|
|
close(catalog __c) const
|
|
{ return this->do_close(__c); }
|
|
|
|
protected:
|
|
/// Destructor.
|
|
virtual
|
|
~messages();
|
|
|
|
/*
|
|
* @brief Open a message catalog.
|
|
*
|
|
* This function opens and returns a handle to a message catalog in an
|
|
* implementation-defined manner. This function is a hook for derived
|
|
* classes to change the value returned.
|
|
*
|
|
* @param __s The catalog to open.
|
|
* @param __loc Locale to use for character set conversions.
|
|
* @return Handle to the opened catalog, value < 0 if open failed.
|
|
*/
|
|
virtual catalog
|
|
do_open(const basic_string<char>&, const locale&) const;
|
|
|
|
/*
|
|
* @brief Look up a string in a message catalog.
|
|
*
|
|
* This function retrieves and returns a message from a catalog in an
|
|
* implementation-defined manner. This function is a hook for derived
|
|
* classes to change the value returned.
|
|
*
|
|
* For gnu, @a __set and @a __msgid are ignored. Returns gettext(s).
|
|
* For default, returns s. For ieee, returns catgets(c,set,msgid,s).
|
|
*
|
|
* @param __c The catalog to access.
|
|
* @param __set Implementation-defined.
|
|
* @param __msgid Implementation-defined.
|
|
* @param __s Default return value if retrieval fails.
|
|
* @return Retrieved message or @a __s if get fails.
|
|
*/
|
|
virtual string_type
|
|
do_get(catalog, int, int, const string_type& __dfault) const;
|
|
|
|
/*
|
|
* @brief Close a message catalog.
|
|
*
|
|
* @param __c The catalog to close.
|
|
*/
|
|
virtual void
|
|
do_close(catalog) const;
|
|
|
|
// Returns a locale and codeset-converted string, given a char* message.
|
|
char*
|
|
_M_convert_to_char(const string_type& __msg) const
|
|
{
|
|
// XXX
|
|
return reinterpret_cast<char*>(const_cast<_CharT*>(__msg.c_str()));
|
|
}
|
|
|
|
// Returns a locale and codeset-converted string, given a char* message.
|
|
string_type
|
|
_M_convert_from_char(char*) const
|
|
{
|
|
// XXX
|
|
return string_type();
|
|
}
|
|
};
|
|
|
|
template<typename _CharT>
|
|
locale::id messages<_CharT>::id;
|
|
|
|
/// Specializations for required instantiations.
|
|
template<>
|
|
string
|
|
messages<char>::do_get(catalog, int, int, const string&) const;
|
|
|
|
#ifdef _GLIBCXX_USE_WCHAR_T
|
|
template<>
|
|
wstring
|
|
messages<wchar_t>::do_get(catalog, int, int, const wstring&) const;
|
|
#endif
|
|
|
|
/// class messages_byname [22.2.7.2].
|
|
template<typename _CharT>
|
|
class messages_byname : public messages<_CharT>
|
|
{
|
|
public:
|
|
typedef _CharT char_type;
|
|
typedef basic_string<_CharT> string_type;
|
|
|
|
explicit
|
|
messages_byname(const char* __s, size_t __refs = 0);
|
|
|
|
#if __cplusplus >= 201103L
|
|
explicit
|
|
messages_byname(const string& __s, size_t __refs = 0)
|
|
: messages_byname(__s.c_str(), __refs) { }
|
|
#endif
|
|
|
|
protected:
|
|
virtual
|
|
~messages_byname()
|
|
{ }
|
|
};
|
|
|
|
_GLIBCXX_END_NAMESPACE_CXX11
|
|
|
|
_GLIBCXX_END_NAMESPACE_VERSION
|
|
} // namespace
|
|
|
|
// Include host and configuration specific messages functions.
|
|
#include <bits/messages_members.h>
|
|
|
|
// 22.2.1.5 Template class codecvt
|
|
#include <bits/codecvt.h>
|
|
|
|
#include <bits/locale_facets_nonio.tcc>
|
|
|
|
#endif
|