libstdc++
locale_facets_nonio.h
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00001 // Locale support -*- C++ -*-
00002 
00003 // Copyright (C) 2007-2015 Free Software Foundation, Inc.
00004 //
00005 // This file is part of the GNU ISO C++ Library.  This library is free
00006 // software; you can redistribute it and/or modify it under the
00007 // terms of the GNU General Public License as published by the
00008 // Free Software Foundation; either version 3, or (at your option)
00009 // any later version.
00010 
00011 // This library is distributed in the hope that it will be useful,
00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014 // GNU General Public License for more details.
00015 
00016 // Under Section 7 of GPL version 3, you are granted additional
00017 // permissions described in the GCC Runtime Library Exception, version
00018 // 3.1, as published by the Free Software Foundation.
00019 
00020 // You should have received a copy of the GNU General Public License and
00021 // a copy of the GCC Runtime Library Exception along with this program;
00022 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
00023 // <http://www.gnu.org/licenses/>.
00024 
00025 /** @file bits/locale_facets_nonio.h
00026  *  This is an internal header file, included by other library headers.
00027  *  Do not attempt to use it directly. @headername{locale}
00028  */
00029 
00030 //
00031 // ISO C++ 14882: 22.1  Locales
00032 //
00033 
00034 #ifndef _LOCALE_FACETS_NONIO_H
00035 #define _LOCALE_FACETS_NONIO_H 1
00036 
00037 #pragma GCC system_header
00038 
00039 #include <ctime>        // For struct tm
00040 
00041 namespace std _GLIBCXX_VISIBILITY(default)
00042 {
00043 _GLIBCXX_BEGIN_NAMESPACE_VERSION
00044 
00045   /**
00046    *  @brief  Time format ordering data.
00047    *  @ingroup locales
00048    *
00049    *  This class provides an enum representing different orderings of
00050    *  time: day, month, and year.
00051   */
00052   class time_base
00053   {
00054   public:
00055     enum dateorder { no_order, dmy, mdy, ymd, ydm };
00056   };
00057 
00058   template<typename _CharT>
00059     struct __timepunct_cache : public locale::facet
00060     {
00061       // List of all known timezones, with GMT first.
00062       static const _CharT*              _S_timezones[14];
00063 
00064       const _CharT*                     _M_date_format;
00065       const _CharT*                     _M_date_era_format;
00066       const _CharT*                     _M_time_format;
00067       const _CharT*                     _M_time_era_format;
00068       const _CharT*                     _M_date_time_format;
00069       const _CharT*                     _M_date_time_era_format;
00070       const _CharT*                     _M_am;
00071       const _CharT*                     _M_pm;
00072       const _CharT*                     _M_am_pm_format;
00073 
00074       // Day names, starting with "C"'s Sunday.
00075       const _CharT*                     _M_day1;
00076       const _CharT*                     _M_day2;
00077       const _CharT*                     _M_day3;
00078       const _CharT*                     _M_day4;
00079       const _CharT*                     _M_day5;
00080       const _CharT*                     _M_day6;
00081       const _CharT*                     _M_day7;
00082 
00083       // Abbreviated day names, starting with "C"'s Sun.
00084       const _CharT*                     _M_aday1;
00085       const _CharT*                     _M_aday2;
00086       const _CharT*                     _M_aday3;
00087       const _CharT*                     _M_aday4;
00088       const _CharT*                     _M_aday5;
00089       const _CharT*                     _M_aday6;
00090       const _CharT*                     _M_aday7;
00091 
00092       // Month names, starting with "C"'s January.
00093       const _CharT*                     _M_month01;
00094       const _CharT*                     _M_month02;
00095       const _CharT*                     _M_month03;
00096       const _CharT*                     _M_month04;
00097       const _CharT*                     _M_month05;
00098       const _CharT*                     _M_month06;
00099       const _CharT*                     _M_month07;
00100       const _CharT*                     _M_month08;
00101       const _CharT*                     _M_month09;
00102       const _CharT*                     _M_month10;
00103       const _CharT*                     _M_month11;
00104       const _CharT*                     _M_month12;
00105 
00106       // Abbreviated month names, starting with "C"'s Jan.
00107       const _CharT*                     _M_amonth01;
00108       const _CharT*                     _M_amonth02;
00109       const _CharT*                     _M_amonth03;
00110       const _CharT*                     _M_amonth04;
00111       const _CharT*                     _M_amonth05;
00112       const _CharT*                     _M_amonth06;
00113       const _CharT*                     _M_amonth07;
00114       const _CharT*                     _M_amonth08;
00115       const _CharT*                     _M_amonth09;
00116       const _CharT*                     _M_amonth10;
00117       const _CharT*                     _M_amonth11;
00118       const _CharT*                     _M_amonth12;
00119 
00120       bool                              _M_allocated;
00121 
00122       __timepunct_cache(size_t __refs = 0) : facet(__refs),
00123       _M_date_format(0), _M_date_era_format(0), _M_time_format(0),
00124       _M_time_era_format(0), _M_date_time_format(0),
00125       _M_date_time_era_format(0), _M_am(0), _M_pm(0),
00126       _M_am_pm_format(0), _M_day1(0), _M_day2(0), _M_day3(0),
00127       _M_day4(0), _M_day5(0), _M_day6(0), _M_day7(0),
00128       _M_aday1(0), _M_aday2(0), _M_aday3(0), _M_aday4(0),
00129       _M_aday5(0), _M_aday6(0), _M_aday7(0), _M_month01(0),
00130       _M_month02(0), _M_month03(0), _M_month04(0), _M_month05(0),
00131       _M_month06(0), _M_month07(0), _M_month08(0), _M_month09(0),
00132       _M_month10(0), _M_month11(0), _M_month12(0), _M_amonth01(0),
00133       _M_amonth02(0), _M_amonth03(0), _M_amonth04(0),
00134       _M_amonth05(0), _M_amonth06(0), _M_amonth07(0),
00135       _M_amonth08(0), _M_amonth09(0), _M_amonth10(0),
00136       _M_amonth11(0), _M_amonth12(0), _M_allocated(false)
00137       { }
00138 
00139       ~__timepunct_cache();
00140 
00141     private:
00142       __timepunct_cache&
00143       operator=(const __timepunct_cache&);
00144       
00145       explicit
00146       __timepunct_cache(const __timepunct_cache&);
00147     };
00148 
00149   template<typename _CharT>
00150     __timepunct_cache<_CharT>::~__timepunct_cache()
00151     {
00152       if (_M_allocated)
00153         {
00154           // Unused.
00155         }
00156     }
00157 
00158   // Specializations.
00159   template<>
00160     const char*
00161     __timepunct_cache<char>::_S_timezones[14];
00162 
00163 #ifdef _GLIBCXX_USE_WCHAR_T
00164   template<>
00165     const wchar_t*
00166     __timepunct_cache<wchar_t>::_S_timezones[14];
00167 #endif
00168 
00169   // Generic.
00170   template<typename _CharT>
00171     const _CharT* __timepunct_cache<_CharT>::_S_timezones[14];
00172 
00173   template<typename _CharT>
00174     class __timepunct : public locale::facet
00175     {
00176     public:
00177       // Types:
00178       typedef _CharT                    __char_type;
00179       typedef __timepunct_cache<_CharT> __cache_type;
00180 
00181     protected:
00182       __cache_type*                     _M_data;
00183       __c_locale                        _M_c_locale_timepunct;
00184       const char*                       _M_name_timepunct;
00185 
00186     public:
00187       /// Numpunct facet id.
00188       static locale::id                 id;
00189 
00190       explicit
00191       __timepunct(size_t __refs = 0);
00192 
00193       explicit
00194       __timepunct(__cache_type* __cache, size_t __refs = 0);
00195 
00196       /**
00197        *  @brief  Internal constructor. Not for general use.
00198        *
00199        *  This is a constructor for use by the library itself to set up new
00200        *  locales.
00201        *
00202        *  @param __cloc  The C locale.
00203        *  @param __s  The name of a locale.
00204        *  @param refs  Passed to the base facet class.
00205       */
00206       explicit
00207       __timepunct(__c_locale __cloc, const char* __s, size_t __refs = 0);
00208 
00209       // FIXME: for error checking purposes _M_put should return the return
00210       // value of strftime/wcsftime.
00211       void
00212       _M_put(_CharT* __s, size_t __maxlen, const _CharT* __format,
00213              const tm* __tm) const throw ();
00214 
00215       void
00216       _M_date_formats(const _CharT** __date) const
00217       {
00218         // Always have default first.
00219         __date[0] = _M_data->_M_date_format;
00220         __date[1] = _M_data->_M_date_era_format;
00221       }
00222 
00223       void
00224       _M_time_formats(const _CharT** __time) const
00225       {
00226         // Always have default first.
00227         __time[0] = _M_data->_M_time_format;
00228         __time[1] = _M_data->_M_time_era_format;
00229       }
00230 
00231       void
00232       _M_date_time_formats(const _CharT** __dt) const
00233       {
00234         // Always have default first.
00235         __dt[0] = _M_data->_M_date_time_format;
00236         __dt[1] = _M_data->_M_date_time_era_format;
00237       }
00238 
00239       void
00240       _M_am_pm_format(const _CharT* __ampm) const
00241       { __ampm = _M_data->_M_am_pm_format; }
00242 
00243       void
00244       _M_am_pm(const _CharT** __ampm) const
00245       {
00246         __ampm[0] = _M_data->_M_am;
00247         __ampm[1] = _M_data->_M_pm;
00248       }
00249 
00250       void
00251       _M_days(const _CharT** __days) const
00252       {
00253         __days[0] = _M_data->_M_day1;
00254         __days[1] = _M_data->_M_day2;
00255         __days[2] = _M_data->_M_day3;
00256         __days[3] = _M_data->_M_day4;
00257         __days[4] = _M_data->_M_day5;
00258         __days[5] = _M_data->_M_day6;
00259         __days[6] = _M_data->_M_day7;
00260       }
00261 
00262       void
00263       _M_days_abbreviated(const _CharT** __days) const
00264       {
00265         __days[0] = _M_data->_M_aday1;
00266         __days[1] = _M_data->_M_aday2;
00267         __days[2] = _M_data->_M_aday3;
00268         __days[3] = _M_data->_M_aday4;
00269         __days[4] = _M_data->_M_aday5;
00270         __days[5] = _M_data->_M_aday6;
00271         __days[6] = _M_data->_M_aday7;
00272       }
00273 
00274       void
00275       _M_months(const _CharT** __months) const
00276       {
00277         __months[0] = _M_data->_M_month01;
00278         __months[1] = _M_data->_M_month02;
00279         __months[2] = _M_data->_M_month03;
00280         __months[3] = _M_data->_M_month04;
00281         __months[4] = _M_data->_M_month05;
00282         __months[5] = _M_data->_M_month06;
00283         __months[6] = _M_data->_M_month07;
00284         __months[7] = _M_data->_M_month08;
00285         __months[8] = _M_data->_M_month09;
00286         __months[9] = _M_data->_M_month10;
00287         __months[10] = _M_data->_M_month11;
00288         __months[11] = _M_data->_M_month12;
00289       }
00290 
00291       void
00292       _M_months_abbreviated(const _CharT** __months) const
00293       {
00294         __months[0] = _M_data->_M_amonth01;
00295         __months[1] = _M_data->_M_amonth02;
00296         __months[2] = _M_data->_M_amonth03;
00297         __months[3] = _M_data->_M_amonth04;
00298         __months[4] = _M_data->_M_amonth05;
00299         __months[5] = _M_data->_M_amonth06;
00300         __months[6] = _M_data->_M_amonth07;
00301         __months[7] = _M_data->_M_amonth08;
00302         __months[8] = _M_data->_M_amonth09;
00303         __months[9] = _M_data->_M_amonth10;
00304         __months[10] = _M_data->_M_amonth11;
00305         __months[11] = _M_data->_M_amonth12;
00306       }
00307 
00308     protected:
00309       virtual
00310       ~__timepunct();
00311 
00312       // For use at construction time only.
00313       void
00314       _M_initialize_timepunct(__c_locale __cloc = 0);
00315     };
00316 
00317   template<typename _CharT>
00318     locale::id __timepunct<_CharT>::id;
00319 
00320   // Specializations.
00321   template<>
00322     void
00323     __timepunct<char>::_M_initialize_timepunct(__c_locale __cloc);
00324 
00325   template<>
00326     void
00327     __timepunct<char>::_M_put(char*, size_t, const char*, const tm*) const throw ();
00328 
00329 #ifdef _GLIBCXX_USE_WCHAR_T
00330   template<>
00331     void
00332     __timepunct<wchar_t>::_M_initialize_timepunct(__c_locale __cloc);
00333 
00334   template<>
00335     void
00336     __timepunct<wchar_t>::_M_put(wchar_t*, size_t, const wchar_t*,
00337                                  const tm*) const throw ();
00338 #endif
00339 
00340 _GLIBCXX_END_NAMESPACE_VERSION
00341 } // namespace
00342 
00343   // Include host and configuration specific timepunct functions.
00344   #include <bits/time_members.h>
00345 
00346 namespace std _GLIBCXX_VISIBILITY(default)
00347 {
00348 _GLIBCXX_BEGIN_NAMESPACE_VERSION
00349 
00350 _GLIBCXX_BEGIN_NAMESPACE_CXX11
00351 
00352   /**
00353    *  @brief  Primary class template time_get.
00354    *  @ingroup locales
00355    *
00356    *  This facet encapsulates the code to parse and return a date or
00357    *  time from a string.  It is used by the istream numeric
00358    *  extraction operators.
00359    *
00360    *  The time_get template uses protected virtual functions to provide the
00361    *  actual results.  The public accessors forward the call to the virtual
00362    *  functions.  These virtual functions are hooks for developers to
00363    *  implement the behavior they require from the time_get facet.
00364   */
00365   template<typename _CharT, typename _InIter>
00366     class time_get : public locale::facet, public time_base
00367     {
00368     public:
00369       // Types:
00370       //@{
00371       /// Public typedefs
00372       typedef _CharT                    char_type;
00373       typedef _InIter                   iter_type;
00374       //@}
00375 
00376       /// Numpunct facet id.
00377       static locale::id                 id;
00378 
00379       /**
00380        *  @brief  Constructor performs initialization.
00381        *
00382        *  This is the constructor provided by the standard.
00383        *
00384        *  @param __refs  Passed to the base facet class.
00385       */
00386       explicit
00387       time_get(size_t __refs = 0)
00388       : facet (__refs) { }
00389 
00390       /**
00391        *  @brief  Return preferred order of month, day, and year.
00392        *
00393        *  This function returns an enum from time_base::dateorder giving the
00394        *  preferred ordering if the format @a x given to time_put::put() only
00395        *  uses month, day, and year.  If the format @a x for the associated
00396        *  locale uses other fields, this function returns
00397        *  time_base::dateorder::noorder.
00398        *
00399        *  NOTE: The library always returns noorder at the moment.
00400        *
00401        *  @return  A member of time_base::dateorder.
00402       */
00403       dateorder
00404       date_order()  const
00405       { return this->do_date_order(); }
00406 
00407       /**
00408        *  @brief  Parse input time string.
00409        *
00410        *  This function parses a time according to the format @a X and puts the
00411        *  results into a user-supplied struct tm.  The result is returned by
00412        *  calling time_get::do_get_time().
00413        *
00414        *  If there is a valid time string according to format @a X, @a tm will
00415        *  be filled in accordingly and the returned iterator will point to the
00416        *  first character beyond the time string.  If an error occurs before
00417        *  the end, err |= ios_base::failbit.  If parsing reads all the
00418        *  characters, err |= ios_base::eofbit.
00419        *
00420        *  @param  __beg  Start of string to parse.
00421        *  @param  __end  End of string to parse.
00422        *  @param  __io  Source of the locale.
00423        *  @param  __err  Error flags to set.
00424        *  @param  __tm  Pointer to struct tm to fill in.
00425        *  @return  Iterator to first char beyond time string.
00426       */
00427       iter_type
00428       get_time(iter_type __beg, iter_type __end, ios_base& __io,
00429                ios_base::iostate& __err, tm* __tm)  const
00430       { return this->do_get_time(__beg, __end, __io, __err, __tm); }
00431 
00432       /**
00433        *  @brief  Parse input date string.
00434        *
00435        *  This function parses a date according to the format @a x and puts the
00436        *  results into a user-supplied struct tm.  The result is returned by
00437        *  calling time_get::do_get_date().
00438        *
00439        *  If there is a valid date string according to format @a x, @a tm will
00440        *  be filled in accordingly and the returned iterator will point to the
00441        *  first character beyond the date string.  If an error occurs before
00442        *  the end, err |= ios_base::failbit.  If parsing reads all the
00443        *  characters, err |= ios_base::eofbit.
00444        *
00445        *  @param  __beg  Start of string to parse.
00446        *  @param  __end  End of string to parse.
00447        *  @param  __io  Source of the locale.
00448        *  @param  __err  Error flags to set.
00449        *  @param  __tm  Pointer to struct tm to fill in.
00450        *  @return  Iterator to first char beyond date string.
00451       */
00452       iter_type
00453       get_date(iter_type __beg, iter_type __end, ios_base& __io,
00454                ios_base::iostate& __err, tm* __tm)  const
00455       { return this->do_get_date(__beg, __end, __io, __err, __tm); }
00456 
00457       /**
00458        *  @brief  Parse input weekday string.
00459        *
00460        *  This function parses a weekday name and puts the results into a
00461        *  user-supplied struct tm.  The result is returned by calling
00462        *  time_get::do_get_weekday().
00463        *
00464        *  Parsing starts by parsing an abbreviated weekday name.  If a valid
00465        *  abbreviation is followed by a character that would lead to the full
00466        *  weekday name, parsing continues until the full name is found or an
00467        *  error occurs.  Otherwise parsing finishes at the end of the
00468        *  abbreviated name.
00469        *
00470        *  If an error occurs before the end, err |= ios_base::failbit.  If
00471        *  parsing reads all the characters, err |= ios_base::eofbit.
00472        *
00473        *  @param  __beg  Start of string to parse.
00474        *  @param  __end  End of string to parse.
00475        *  @param  __io  Source of the locale.
00476        *  @param  __err  Error flags to set.
00477        *  @param  __tm  Pointer to struct tm to fill in.
00478        *  @return  Iterator to first char beyond weekday name.
00479       */
00480       iter_type
00481       get_weekday(iter_type __beg, iter_type __end, ios_base& __io,
00482                   ios_base::iostate& __err, tm* __tm) const
00483       { return this->do_get_weekday(__beg, __end, __io, __err, __tm); }
00484 
00485       /**
00486        *  @brief  Parse input month string.
00487        *
00488        *  This function parses a month name and puts the results into a
00489        *  user-supplied struct tm.  The result is returned by calling
00490        *  time_get::do_get_monthname().
00491        *
00492        *  Parsing starts by parsing an abbreviated month name.  If a valid
00493        *  abbreviation is followed by a character that would lead to the full
00494        *  month name, parsing continues until the full name is found or an
00495        *  error occurs.  Otherwise parsing finishes at the end of the
00496        *  abbreviated name.
00497        *
00498        *  If an error occurs before the end, err |= ios_base::failbit.  If
00499        *  parsing reads all the characters, err |=
00500        *  ios_base::eofbit.
00501        *
00502        *  @param  __beg  Start of string to parse.
00503        *  @param  __end  End of string to parse.
00504        *  @param  __io  Source of the locale.
00505        *  @param  __err  Error flags to set.
00506        *  @param  __tm  Pointer to struct tm to fill in.
00507        *  @return  Iterator to first char beyond month name.
00508       */
00509       iter_type
00510       get_monthname(iter_type __beg, iter_type __end, ios_base& __io,
00511                     ios_base::iostate& __err, tm* __tm) const
00512       { return this->do_get_monthname(__beg, __end, __io, __err, __tm); }
00513 
00514       /**
00515        *  @brief  Parse input year string.
00516        *
00517        *  This function reads up to 4 characters to parse a year string and
00518        *  puts the results into a user-supplied struct tm.  The result is
00519        *  returned by calling time_get::do_get_year().
00520        *
00521        *  4 consecutive digits are interpreted as a full year.  If there are
00522        *  exactly 2 consecutive digits, the library interprets this as the
00523        *  number of years since 1900.
00524        *
00525        *  If an error occurs before the end, err |= ios_base::failbit.  If
00526        *  parsing reads all the characters, err |= ios_base::eofbit.
00527        *
00528        *  @param  __beg  Start of string to parse.
00529        *  @param  __end  End of string to parse.
00530        *  @param  __io  Source of the locale.
00531        *  @param  __err  Error flags to set.
00532        *  @param  __tm  Pointer to struct tm to fill in.
00533        *  @return  Iterator to first char beyond year.
00534       */
00535       iter_type
00536       get_year(iter_type __beg, iter_type __end, ios_base& __io,
00537                ios_base::iostate& __err, tm* __tm) const
00538       { return this->do_get_year(__beg, __end, __io, __err, __tm); }
00539 
00540 #if __cplusplus >= 201103L
00541       /**
00542        *  @brief  Parse input string according to format.
00543        *
00544        *  This function calls time_get::do_get with the provided
00545        *  parameters.  @see do_get() and get().
00546        *
00547        *  @param __s        Start of string to parse.
00548        *  @param __end      End of string to parse.
00549        *  @param __io       Source of the locale.
00550        *  @param __err      Error flags to set.
00551        *  @param __tm       Pointer to struct tm to fill in.
00552        *  @param __format   Format specifier.
00553        *  @param __modifier Format modifier.
00554        *  @return  Iterator to first char not parsed.
00555        */
00556       inline
00557       iter_type get(iter_type __s, iter_type __end, ios_base& __io,
00558                     ios_base::iostate& __err, tm* __tm, char __format,
00559                     char __modifier = 0) const
00560       {
00561         return this->do_get(__s, __end, __io, __err, __tm, __format,
00562                             __modifier);
00563       }
00564 
00565       /**
00566        *  @brief  Parse input string according to format.
00567        *
00568        *  This function parses the input string according to a
00569        *  provided format string.  It does the inverse of
00570        *  time_put::put.  The format string follows the format
00571        *  specified for strftime(3)/strptime(3).  The actual parsing
00572        *  is done by time_get::do_get.
00573        *
00574        *  @param __s        Start of string to parse.
00575        *  @param __end      End of string to parse.
00576        *  @param __io       Source of the locale.
00577        *  @param __err      Error flags to set.
00578        *  @param __tm       Pointer to struct tm to fill in.
00579        *  @param __fmt      Start of the format string.
00580        *  @param __fmtend   End of the format string.
00581        *  @return  Iterator to first char not parsed.
00582        */
00583       iter_type get(iter_type __s, iter_type __end, ios_base& __io,
00584                     ios_base::iostate& __err, tm* __tm, const char_type* __fmt,
00585                     const char_type* __fmtend) const;
00586 #endif // __cplusplus >= 201103L
00587 
00588     protected:
00589       /// Destructor.
00590       virtual
00591       ~time_get() { }
00592 
00593       /**
00594        *  @brief  Return preferred order of month, day, and year.
00595        *
00596        *  This function returns an enum from time_base::dateorder giving the
00597        *  preferred ordering if the format @a x given to time_put::put() only
00598        *  uses month, day, and year.  This function is a hook for derived
00599        *  classes to change the value returned.
00600        *
00601        *  @return  A member of time_base::dateorder.
00602       */
00603       virtual dateorder
00604       do_date_order() const;
00605 
00606       /**
00607        *  @brief  Parse input time string.
00608        *
00609        *  This function parses a time according to the format @a x and puts the
00610        *  results into a user-supplied struct tm.  This function is a hook for
00611        *  derived classes to change the value returned.  @see get_time() for
00612        *  details.
00613        *
00614        *  @param  __beg  Start of string to parse.
00615        *  @param  __end  End of string to parse.
00616        *  @param  __io  Source of the locale.
00617        *  @param  __err  Error flags to set.
00618        *  @param  __tm  Pointer to struct tm to fill in.
00619        *  @return  Iterator to first char beyond time string.
00620       */
00621       virtual iter_type
00622       do_get_time(iter_type __beg, iter_type __end, ios_base& __io,
00623                   ios_base::iostate& __err, tm* __tm) const;
00624 
00625       /**
00626        *  @brief  Parse input date string.
00627        *
00628        *  This function parses a date according to the format @a X and puts the
00629        *  results into a user-supplied struct tm.  This function is a hook for
00630        *  derived classes to change the value returned.  @see get_date() for
00631        *  details.
00632        *
00633        *  @param  __beg  Start of string to parse.
00634        *  @param  __end  End of string to parse.
00635        *  @param  __io  Source of the locale.
00636        *  @param  __err  Error flags to set.
00637        *  @param  __tm  Pointer to struct tm to fill in.
00638        *  @return  Iterator to first char beyond date string.
00639       */
00640       virtual iter_type
00641       do_get_date(iter_type __beg, iter_type __end, ios_base& __io,
00642                   ios_base::iostate& __err, tm* __tm) const;
00643 
00644       /**
00645        *  @brief  Parse input weekday string.
00646        *
00647        *  This function parses a weekday name and puts the results into a
00648        *  user-supplied struct tm.  This function is a hook for derived
00649        *  classes to change the value returned.  @see get_weekday() for
00650        *  details.
00651        *
00652        *  @param  __beg  Start of string to parse.
00653        *  @param  __end  End of string to parse.
00654        *  @param  __io  Source of the locale.
00655        *  @param  __err  Error flags to set.
00656        *  @param  __tm  Pointer to struct tm to fill in.
00657        *  @return  Iterator to first char beyond weekday name.
00658       */
00659       virtual iter_type
00660       do_get_weekday(iter_type __beg, iter_type __end, ios_base&,
00661                      ios_base::iostate& __err, tm* __tm) const;
00662 
00663       /**
00664        *  @brief  Parse input month string.
00665        *
00666        *  This function parses a month name and puts the results into a
00667        *  user-supplied struct tm.  This function is a hook for derived
00668        *  classes to change the value returned.  @see get_monthname() for
00669        *  details.
00670        *
00671        *  @param  __beg  Start of string to parse.
00672        *  @param  __end  End of string to parse.
00673        *  @param  __io  Source of the locale.
00674        *  @param  __err  Error flags to set.
00675        *  @param  __tm  Pointer to struct tm to fill in.
00676        *  @return  Iterator to first char beyond month name.
00677       */
00678       virtual iter_type
00679       do_get_monthname(iter_type __beg, iter_type __end, ios_base&,
00680                        ios_base::iostate& __err, tm* __tm) const;
00681 
00682       /**
00683        *  @brief  Parse input year string.
00684        *
00685        *  This function reads up to 4 characters to parse a year string and
00686        *  puts the results into a user-supplied struct tm.  This function is a
00687        *  hook for derived classes to change the value returned.  @see
00688        *  get_year() for details.
00689        *
00690        *  @param  __beg  Start of string to parse.
00691        *  @param  __end  End of string to parse.
00692        *  @param  __io  Source of the locale.
00693        *  @param  __err  Error flags to set.
00694        *  @param  __tm  Pointer to struct tm to fill in.
00695        *  @return  Iterator to first char beyond year.
00696       */
00697       virtual iter_type
00698       do_get_year(iter_type __beg, iter_type __end, ios_base& __io,
00699                   ios_base::iostate& __err, tm* __tm) const;
00700 
00701 #if __cplusplus >= 201103L
00702       /**
00703        *  @brief  Parse input string according to format.
00704        *
00705        *  This function parses the string according to the provided
00706        *  format and optional modifier.  This function is a hook for
00707        *  derived classes to change the value returned.  @see get()
00708        *  for more details.
00709        *
00710        *  @param __s        Start of string to parse.
00711        *  @param __end      End of string to parse.
00712        *  @param __f        Source of the locale.
00713        *  @param __err      Error flags to set.
00714        *  @param __tm       Pointer to struct tm to fill in.
00715        *  @param __format   Format specifier.
00716        *  @param __modifier Format modifier.
00717        *  @return  Iterator to first char not parsed.
00718        */
00719 #if _GLIBCXX_USE_CXX11_ABI
00720       virtual
00721 #endif
00722       iter_type
00723       do_get(iter_type __s, iter_type __end, ios_base& __f,
00724              ios_base::iostate& __err, tm* __tm,
00725              char __format, char __modifier) const;
00726 #endif // __cplusplus >= 201103L
00727 
00728       // Extract numeric component of length __len.
00729       iter_type
00730       _M_extract_num(iter_type __beg, iter_type __end, int& __member,
00731                      int __min, int __max, size_t __len,
00732                      ios_base& __io, ios_base::iostate& __err) const;
00733 
00734       // Extract any unique array of string literals in a const _CharT* array.
00735       iter_type
00736       _M_extract_name(iter_type __beg, iter_type __end, int& __member,
00737                       const _CharT** __names, size_t __indexlen,
00738                       ios_base& __io, ios_base::iostate& __err) const;
00739 
00740       // Extract day or month name in a const _CharT* array.
00741       iter_type
00742       _M_extract_wday_or_month(iter_type __beg, iter_type __end, int& __member,
00743                                const _CharT** __names, size_t __indexlen,
00744                                ios_base& __io, ios_base::iostate& __err) const;
00745 
00746       // Extract on a component-by-component basis, via __format argument.
00747       iter_type
00748       _M_extract_via_format(iter_type __beg, iter_type __end, ios_base& __io,
00749                             ios_base::iostate& __err, tm* __tm,
00750                             const _CharT* __format) const;
00751     };
00752 
00753   template<typename _CharT, typename _InIter>
00754     locale::id time_get<_CharT, _InIter>::id;
00755 
00756   /// class time_get_byname [22.2.5.2].
00757   template<typename _CharT, typename _InIter>
00758     class time_get_byname : public time_get<_CharT, _InIter>
00759     {
00760     public:
00761       // Types:
00762       typedef _CharT                    char_type;
00763       typedef _InIter                   iter_type;
00764 
00765       explicit
00766       time_get_byname(const char*, size_t __refs = 0)
00767       : time_get<_CharT, _InIter>(__refs) { }
00768 
00769 #if __cplusplus >= 201103L
00770       explicit
00771       time_get_byname(const string& __s, size_t __refs = 0)
00772       : time_get_byname(__s.c_str(), __refs) { }
00773 #endif
00774 
00775     protected:
00776       virtual
00777       ~time_get_byname() { }
00778     };
00779 
00780 _GLIBCXX_END_NAMESPACE_CXX11
00781 
00782   /**
00783    *  @brief  Primary class template time_put.
00784    *  @ingroup locales
00785    *
00786    *  This facet encapsulates the code to format and output dates and times
00787    *  according to formats used by strftime().
00788    *
00789    *  The time_put template uses protected virtual functions to provide the
00790    *  actual results.  The public accessors forward the call to the virtual
00791    *  functions.  These virtual functions are hooks for developers to
00792    *  implement the behavior they require from the time_put facet.
00793   */
00794   template<typename _CharT, typename _OutIter>
00795     class time_put : public locale::facet
00796     {
00797     public:
00798       // Types:
00799       //@{
00800       /// Public typedefs
00801       typedef _CharT                    char_type;
00802       typedef _OutIter                  iter_type;
00803       //@}
00804 
00805       /// Numpunct facet id.
00806       static locale::id                 id;
00807 
00808       /**
00809        *  @brief  Constructor performs initialization.
00810        *
00811        *  This is the constructor provided by the standard.
00812        *
00813        *  @param __refs  Passed to the base facet class.
00814       */
00815       explicit
00816       time_put(size_t __refs = 0)
00817       : facet(__refs) { }
00818 
00819       /**
00820        *  @brief  Format and output a time or date.
00821        *
00822        *  This function formats the data in struct tm according to the
00823        *  provided format string.  The format string is interpreted as by
00824        *  strftime().
00825        *
00826        *  @param  __s  The stream to write to.
00827        *  @param  __io  Source of locale.
00828        *  @param  __fill  char_type to use for padding.
00829        *  @param  __tm  Struct tm with date and time info to format.
00830        *  @param  __beg  Start of format string.
00831        *  @param  __end  End of format string.
00832        *  @return  Iterator after writing.
00833        */
00834       iter_type
00835       put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
00836           const _CharT* __beg, const _CharT* __end) const;
00837 
00838       /**
00839        *  @brief  Format and output a time or date.
00840        *
00841        *  This function formats the data in struct tm according to the
00842        *  provided format char and optional modifier.  The format and modifier
00843        *  are interpreted as by strftime().  It does so by returning
00844        *  time_put::do_put().
00845        *
00846        *  @param  __s  The stream to write to.
00847        *  @param  __io  Source of locale.
00848        *  @param  __fill  char_type to use for padding.
00849        *  @param  __tm  Struct tm with date and time info to format.
00850        *  @param  __format  Format char.
00851        *  @param  __mod  Optional modifier char.
00852        *  @return  Iterator after writing.
00853        */
00854       iter_type
00855       put(iter_type __s, ios_base& __io, char_type __fill,
00856           const tm* __tm, char __format, char __mod = 0) const
00857       { return this->do_put(__s, __io, __fill, __tm, __format, __mod); }
00858 
00859     protected:
00860       /// Destructor.
00861       virtual
00862       ~time_put()
00863       { }
00864 
00865       /**
00866        *  @brief  Format and output a time or date.
00867        *
00868        *  This function formats the data in struct tm according to the
00869        *  provided format char and optional modifier.  This function is a hook
00870        *  for derived classes to change the value returned.  @see put() for
00871        *  more details.
00872        *
00873        *  @param  __s  The stream to write to.
00874        *  @param  __io  Source of locale.
00875        *  @param  __fill  char_type to use for padding.
00876        *  @param  __tm  Struct tm with date and time info to format.
00877        *  @param  __format  Format char.
00878        *  @param  __mod  Optional modifier char.
00879        *  @return  Iterator after writing.
00880        */
00881       virtual iter_type
00882       do_put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
00883              char __format, char __mod) const;
00884     };
00885 
00886   template<typename _CharT, typename _OutIter>
00887     locale::id time_put<_CharT, _OutIter>::id;
00888 
00889   /// class time_put_byname [22.2.5.4].
00890   template<typename _CharT, typename _OutIter>
00891     class time_put_byname : public time_put<_CharT, _OutIter>
00892     {
00893     public:
00894       // Types:
00895       typedef _CharT                    char_type;
00896       typedef _OutIter                  iter_type;
00897 
00898       explicit
00899       time_put_byname(const char*, size_t __refs = 0)
00900       : time_put<_CharT, _OutIter>(__refs)
00901       { };
00902 
00903 #if __cplusplus >= 201103L
00904       explicit
00905       time_put_byname(const string& __s, size_t __refs = 0)
00906       : time_put_byname(__s.c_str(), __refs) { }
00907 #endif
00908 
00909     protected:
00910       virtual
00911       ~time_put_byname() { }
00912     };
00913 
00914 
00915   /**
00916    *  @brief  Money format ordering data.
00917    *  @ingroup locales
00918    *
00919    *  This class contains an ordered array of 4 fields to represent the
00920    *  pattern for formatting a money amount.  Each field may contain one entry
00921    *  from the part enum.  symbol, sign, and value must be present and the
00922    *  remaining field must contain either none or space.  @see
00923    *  moneypunct::pos_format() and moneypunct::neg_format() for details of how
00924    *  these fields are interpreted.
00925   */
00926   class money_base
00927   {
00928   public:
00929     enum part { none, space, symbol, sign, value };
00930     struct pattern { char field[4]; };
00931 
00932     static const pattern _S_default_pattern;
00933 
00934     enum
00935     {
00936       _S_minus,
00937       _S_zero,
00938       _S_end = 11
00939     };
00940 
00941     // String literal of acceptable (narrow) input/output, for
00942     // money_get/money_put. "-0123456789"
00943     static const char* _S_atoms;
00944 
00945     // Construct and return valid pattern consisting of some combination of:
00946     // space none symbol sign value
00947     _GLIBCXX_CONST static pattern
00948     _S_construct_pattern(char __precedes, char __space, char __posn) throw ();
00949   };
00950 
00951   template<typename _CharT, bool _Intl>
00952     struct __moneypunct_cache : public locale::facet
00953     {
00954       const char*                       _M_grouping;
00955       size_t                            _M_grouping_size;
00956       bool                              _M_use_grouping;
00957       _CharT                            _M_decimal_point;
00958       _CharT                            _M_thousands_sep;
00959       const _CharT*                     _M_curr_symbol;
00960       size_t                            _M_curr_symbol_size;
00961       const _CharT*                     _M_positive_sign;
00962       size_t                            _M_positive_sign_size;
00963       const _CharT*                     _M_negative_sign;
00964       size_t                            _M_negative_sign_size;
00965       int                               _M_frac_digits;
00966       money_base::pattern               _M_pos_format;
00967       money_base::pattern               _M_neg_format;
00968 
00969       // A list of valid numeric literals for input and output: in the standard
00970       // "C" locale, this is "-0123456789". This array contains the chars after
00971       // having been passed through the current locale's ctype<_CharT>.widen().
00972       _CharT                            _M_atoms[money_base::_S_end];
00973 
00974       bool                              _M_allocated;
00975 
00976       __moneypunct_cache(size_t __refs = 0) : facet(__refs),
00977       _M_grouping(0), _M_grouping_size(0), _M_use_grouping(false),
00978       _M_decimal_point(_CharT()), _M_thousands_sep(_CharT()),
00979       _M_curr_symbol(0), _M_curr_symbol_size(0),
00980       _M_positive_sign(0), _M_positive_sign_size(0),
00981       _M_negative_sign(0), _M_negative_sign_size(0),
00982       _M_frac_digits(0),
00983       _M_pos_format(money_base::pattern()),
00984       _M_neg_format(money_base::pattern()), _M_allocated(false)
00985       { }
00986 
00987       ~__moneypunct_cache();
00988 
00989       void
00990       _M_cache(const locale& __loc);
00991 
00992     private:
00993       __moneypunct_cache&
00994       operator=(const __moneypunct_cache&);
00995       
00996       explicit
00997       __moneypunct_cache(const __moneypunct_cache&);
00998     };
00999 
01000   template<typename _CharT, bool _Intl>
01001     __moneypunct_cache<_CharT, _Intl>::~__moneypunct_cache()
01002     {
01003       if (_M_allocated)
01004         {
01005           delete [] _M_grouping;
01006           delete [] _M_curr_symbol;
01007           delete [] _M_positive_sign;
01008           delete [] _M_negative_sign;
01009         }
01010     }
01011 
01012 _GLIBCXX_BEGIN_NAMESPACE_CXX11
01013 
01014   /**
01015    *  @brief  Primary class template moneypunct.
01016    *  @ingroup locales
01017    *
01018    *  This facet encapsulates the punctuation, grouping and other formatting
01019    *  features of money amount string representations.
01020   */
01021   template<typename _CharT, bool _Intl>
01022     class moneypunct : public locale::facet, public money_base
01023     {
01024     public:
01025       // Types:
01026       //@{
01027       /// Public typedefs
01028       typedef _CharT                    char_type;
01029       typedef basic_string<_CharT>      string_type;
01030       //@}
01031       typedef __moneypunct_cache<_CharT, _Intl>     __cache_type;
01032 
01033     private:
01034       __cache_type*                     _M_data;
01035 
01036     public:
01037       /// This value is provided by the standard, but no reason for its
01038       /// existence.
01039       static const bool                 intl = _Intl;
01040       /// Numpunct facet id.
01041       static locale::id                 id;
01042 
01043       /**
01044        *  @brief  Constructor performs initialization.
01045        *
01046        *  This is the constructor provided by the standard.
01047        *
01048        *  @param __refs  Passed to the base facet class.
01049       */
01050       explicit
01051       moneypunct(size_t __refs = 0)
01052       : facet(__refs), _M_data(0)
01053       { _M_initialize_moneypunct(); }
01054 
01055       /**
01056        *  @brief  Constructor performs initialization.
01057        *
01058        *  This is an internal constructor.
01059        *
01060        *  @param __cache  Cache for optimization.
01061        *  @param __refs  Passed to the base facet class.
01062       */
01063       explicit
01064       moneypunct(__cache_type* __cache, size_t __refs = 0)
01065       : facet(__refs), _M_data(__cache)
01066       { _M_initialize_moneypunct(); }
01067 
01068       /**
01069        *  @brief  Internal constructor. Not for general use.
01070        *
01071        *  This is a constructor for use by the library itself to set up new
01072        *  locales.
01073        *
01074        *  @param __cloc  The C locale.
01075        *  @param __s  The name of a locale.
01076        *  @param __refs  Passed to the base facet class.
01077       */
01078       explicit
01079       moneypunct(__c_locale __cloc, const char* __s, size_t __refs = 0)
01080       : facet(__refs), _M_data(0)
01081       { _M_initialize_moneypunct(__cloc, __s); }
01082 
01083       /**
01084        *  @brief  Return decimal point character.
01085        *
01086        *  This function returns a char_type to use as a decimal point.  It
01087        *  does so by returning returning
01088        *  moneypunct<char_type>::do_decimal_point().
01089        *
01090        *  @return  @a char_type representing a decimal point.
01091       */
01092       char_type
01093       decimal_point() const
01094       { return this->do_decimal_point(); }
01095 
01096       /**
01097        *  @brief  Return thousands separator character.
01098        *
01099        *  This function returns a char_type to use as a thousands
01100        *  separator.  It does so by returning returning
01101        *  moneypunct<char_type>::do_thousands_sep().
01102        *
01103        *  @return  char_type representing a thousands separator.
01104       */
01105       char_type
01106       thousands_sep() const
01107       { return this->do_thousands_sep(); }
01108 
01109       /**
01110        *  @brief  Return grouping specification.
01111        *
01112        *  This function returns a string representing groupings for the
01113        *  integer part of an amount.  Groupings indicate where thousands
01114        *  separators should be inserted.
01115        *
01116        *  Each char in the return string is interpret as an integer rather
01117        *  than a character.  These numbers represent the number of digits in a
01118        *  group.  The first char in the string represents the number of digits
01119        *  in the least significant group.  If a char is negative, it indicates
01120        *  an unlimited number of digits for the group.  If more chars from the
01121        *  string are required to group a number, the last char is used
01122        *  repeatedly.
01123        *
01124        *  For example, if the grouping() returns <code>\003\002</code>
01125        *  and is applied to the number 123456789, this corresponds to
01126        *  12,34,56,789.  Note that if the string was <code>32</code>, this would
01127        *  put more than 50 digits into the least significant group if
01128        *  the character set is ASCII.
01129        *
01130        *  The string is returned by calling
01131        *  moneypunct<char_type>::do_grouping().
01132        *
01133        *  @return  string representing grouping specification.
01134       */
01135       string
01136       grouping() const
01137       { return this->do_grouping(); }
01138 
01139       /**
01140        *  @brief  Return currency symbol string.
01141        *
01142        *  This function returns a string_type to use as a currency symbol.  It
01143        *  does so by returning returning
01144        *  moneypunct<char_type>::do_curr_symbol().
01145        *
01146        *  @return  @a string_type representing a currency symbol.
01147       */
01148       string_type
01149       curr_symbol() const
01150       { return this->do_curr_symbol(); }
01151 
01152       /**
01153        *  @brief  Return positive sign string.
01154        *
01155        *  This function returns a string_type to use as a sign for positive
01156        *  amounts.  It does so by returning returning
01157        *  moneypunct<char_type>::do_positive_sign().
01158        *
01159        *  If the return value contains more than one character, the first
01160        *  character appears in the position indicated by pos_format() and the
01161        *  remainder appear at the end of the formatted string.
01162        *
01163        *  @return  @a string_type representing a positive sign.
01164       */
01165       string_type
01166       positive_sign() const
01167       { return this->do_positive_sign(); }
01168 
01169       /**
01170        *  @brief  Return negative sign string.
01171        *
01172        *  This function returns a string_type to use as a sign for negative
01173        *  amounts.  It does so by returning returning
01174        *  moneypunct<char_type>::do_negative_sign().
01175        *
01176        *  If the return value contains more than one character, the first
01177        *  character appears in the position indicated by neg_format() and the
01178        *  remainder appear at the end of the formatted string.
01179        *
01180        *  @return  @a string_type representing a negative sign.
01181       */
01182       string_type
01183       negative_sign() const
01184       { return this->do_negative_sign(); }
01185 
01186       /**
01187        *  @brief  Return number of digits in fraction.
01188        *
01189        *  This function returns the exact number of digits that make up the
01190        *  fractional part of a money amount.  It does so by returning
01191        *  returning moneypunct<char_type>::do_frac_digits().
01192        *
01193        *  The fractional part of a money amount is optional.  But if it is
01194        *  present, there must be frac_digits() digits.
01195        *
01196        *  @return  Number of digits in amount fraction.
01197       */
01198       int
01199       frac_digits() const
01200       { return this->do_frac_digits(); }
01201 
01202       //@{
01203       /**
01204        *  @brief  Return pattern for money values.
01205        *
01206        *  This function returns a pattern describing the formatting of a
01207        *  positive or negative valued money amount.  It does so by returning
01208        *  returning moneypunct<char_type>::do_pos_format() or
01209        *  moneypunct<char_type>::do_neg_format().
01210        *
01211        *  The pattern has 4 fields describing the ordering of symbol, sign,
01212        *  value, and none or space.  There must be one of each in the pattern.
01213        *  The none and space enums may not appear in the first field and space
01214        *  may not appear in the final field.
01215        *
01216        *  The parts of a money string must appear in the order indicated by
01217        *  the fields of the pattern.  The symbol field indicates that the
01218        *  value of curr_symbol() may be present.  The sign field indicates
01219        *  that the value of positive_sign() or negative_sign() must be
01220        *  present.  The value field indicates that the absolute value of the
01221        *  money amount is present.  none indicates 0 or more whitespace
01222        *  characters, except at the end, where it permits no whitespace.
01223        *  space indicates that 1 or more whitespace characters must be
01224        *  present.
01225        *
01226        *  For example, for the US locale and pos_format() pattern
01227        *  {symbol,sign,value,none}, curr_symbol() == &apos;$&apos;
01228        *  positive_sign() == &apos;+&apos;, and value 10.01, and
01229        *  options set to force the symbol, the corresponding string is
01230        *  <code>$+10.01</code>.
01231        *
01232        *  @return  Pattern for money values.
01233       */
01234       pattern
01235       pos_format() const
01236       { return this->do_pos_format(); }
01237 
01238       pattern
01239       neg_format() const
01240       { return this->do_neg_format(); }
01241       //@}
01242 
01243     protected:
01244       /// Destructor.
01245       virtual
01246       ~moneypunct();
01247 
01248       /**
01249        *  @brief  Return decimal point character.
01250        *
01251        *  Returns a char_type to use as a decimal point.  This function is a
01252        *  hook for derived classes to change the value returned.
01253        *
01254        *  @return  @a char_type representing a decimal point.
01255       */
01256       virtual char_type
01257       do_decimal_point() const
01258       { return _M_data->_M_decimal_point; }
01259 
01260       /**
01261        *  @brief  Return thousands separator character.
01262        *
01263        *  Returns a char_type to use as a thousands separator.  This function
01264        *  is a hook for derived classes to change the value returned.
01265        *
01266        *  @return  @a char_type representing a thousands separator.
01267       */
01268       virtual char_type
01269       do_thousands_sep() const
01270       { return _M_data->_M_thousands_sep; }
01271 
01272       /**
01273        *  @brief  Return grouping specification.
01274        *
01275        *  Returns a string representing groupings for the integer part of a
01276        *  number.  This function is a hook for derived classes to change the
01277        *  value returned.  @see grouping() for details.
01278        *
01279        *  @return  String representing grouping specification.
01280       */
01281       virtual string
01282       do_grouping() const
01283       { return _M_data->_M_grouping; }
01284 
01285       /**
01286        *  @brief  Return currency symbol string.
01287        *
01288        *  This function returns a string_type to use as a currency symbol.
01289        *  This function is a hook for derived classes to change the value
01290        *  returned.  @see curr_symbol() for details.
01291        *
01292        *  @return  @a string_type representing a currency symbol.
01293       */
01294       virtual string_type
01295       do_curr_symbol()   const
01296       { return _M_data->_M_curr_symbol; }
01297 
01298       /**
01299        *  @brief  Return positive sign string.
01300        *
01301        *  This function returns a string_type to use as a sign for positive
01302        *  amounts.  This function is a hook for derived classes to change the
01303        *  value returned.  @see positive_sign() for details.
01304        *
01305        *  @return  @a string_type representing a positive sign.
01306       */
01307       virtual string_type
01308       do_positive_sign() const
01309       { return _M_data->_M_positive_sign; }
01310 
01311       /**
01312        *  @brief  Return negative sign string.
01313        *
01314        *  This function returns a string_type to use as a sign for negative
01315        *  amounts.  This function is a hook for derived classes to change the
01316        *  value returned.  @see negative_sign() for details.
01317        *
01318        *  @return  @a string_type representing a negative sign.
01319       */
01320       virtual string_type
01321       do_negative_sign() const
01322       { return _M_data->_M_negative_sign; }
01323 
01324       /**
01325        *  @brief  Return number of digits in fraction.
01326        *
01327        *  This function returns the exact number of digits that make up the
01328        *  fractional part of a money amount.  This function is a hook for
01329        *  derived classes to change the value returned.  @see frac_digits()
01330        *  for details.
01331        *
01332        *  @return  Number of digits in amount fraction.
01333       */
01334       virtual int
01335       do_frac_digits() const
01336       { return _M_data->_M_frac_digits; }
01337 
01338       /**
01339        *  @brief  Return pattern for money values.
01340        *
01341        *  This function returns a pattern describing the formatting of a
01342        *  positive valued money amount.  This function is a hook for derived
01343        *  classes to change the value returned.  @see pos_format() for
01344        *  details.
01345        *
01346        *  @return  Pattern for money values.
01347       */
01348       virtual pattern
01349       do_pos_format() const
01350       { return _M_data->_M_pos_format; }
01351 
01352       /**
01353        *  @brief  Return pattern for money values.
01354        *
01355        *  This function returns a pattern describing the formatting of a
01356        *  negative valued money amount.  This function is a hook for derived
01357        *  classes to change the value returned.  @see neg_format() for
01358        *  details.
01359        *
01360        *  @return  Pattern for money values.
01361       */
01362       virtual pattern
01363       do_neg_format() const
01364       { return _M_data->_M_neg_format; }
01365 
01366       // For use at construction time only.
01367        void
01368        _M_initialize_moneypunct(__c_locale __cloc = 0,
01369                                 const char* __name = 0);
01370     };
01371 
01372   template<typename _CharT, bool _Intl>
01373     locale::id moneypunct<_CharT, _Intl>::id;
01374 
01375   template<typename _CharT, bool _Intl>
01376     const bool moneypunct<_CharT, _Intl>::intl;
01377 
01378   template<>
01379     moneypunct<char, true>::~moneypunct();
01380 
01381   template<>
01382     moneypunct<char, false>::~moneypunct();
01383 
01384   template<>
01385     void
01386     moneypunct<char, true>::_M_initialize_moneypunct(__c_locale, const char*);
01387 
01388   template<>
01389     void
01390     moneypunct<char, false>::_M_initialize_moneypunct(__c_locale, const char*);
01391 
01392 #ifdef _GLIBCXX_USE_WCHAR_T
01393   template<>
01394     moneypunct<wchar_t, true>::~moneypunct();
01395 
01396   template<>
01397     moneypunct<wchar_t, false>::~moneypunct();
01398 
01399   template<>
01400     void
01401     moneypunct<wchar_t, true>::_M_initialize_moneypunct(__c_locale,
01402                                                         const char*);
01403 
01404   template<>
01405     void
01406     moneypunct<wchar_t, false>::_M_initialize_moneypunct(__c_locale,
01407                                                          const char*);
01408 #endif
01409 
01410   /// class moneypunct_byname [22.2.6.4].
01411   template<typename _CharT, bool _Intl>
01412     class moneypunct_byname : public moneypunct<_CharT, _Intl>
01413     {
01414     public:
01415       typedef _CharT                    char_type;
01416       typedef basic_string<_CharT>      string_type;
01417 
01418       static const bool intl = _Intl;
01419 
01420       explicit
01421       moneypunct_byname(const char* __s, size_t __refs = 0)
01422       : moneypunct<_CharT, _Intl>(__refs)
01423       {
01424         if (__builtin_strcmp(__s, "C") != 0
01425             && __builtin_strcmp(__s, "POSIX") != 0)
01426           {
01427             __c_locale __tmp;
01428             this->_S_create_c_locale(__tmp, __s);
01429             this->_M_initialize_moneypunct(__tmp);
01430             this->_S_destroy_c_locale(__tmp);
01431           }
01432       }
01433 
01434 #if __cplusplus >= 201103L
01435       explicit
01436       moneypunct_byname(const string& __s, size_t __refs = 0)
01437       : moneypunct_byname(__s.c_str(), __refs) { }
01438 #endif
01439 
01440     protected:
01441       virtual
01442       ~moneypunct_byname() { }
01443     };
01444 
01445   template<typename _CharT, bool _Intl>
01446     const bool moneypunct_byname<_CharT, _Intl>::intl;
01447 
01448 _GLIBCXX_END_NAMESPACE_CXX11
01449 
01450 _GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11
01451 
01452   /**
01453    *  @brief  Primary class template money_get.
01454    *  @ingroup locales
01455    *
01456    *  This facet encapsulates the code to parse and return a monetary
01457    *  amount from a string.
01458    *
01459    *  The money_get template uses protected virtual functions to
01460    *  provide the actual results.  The public accessors forward the
01461    *  call to the virtual functions.  These virtual functions are
01462    *  hooks for developers to implement the behavior they require from
01463    *  the money_get facet.
01464   */
01465   template<typename _CharT, typename _InIter>
01466     class money_get : public locale::facet
01467     {
01468     public:
01469       // Types:
01470       //@{
01471       /// Public typedefs
01472       typedef _CharT                    char_type;
01473       typedef _InIter                   iter_type;
01474       typedef basic_string<_CharT>      string_type;
01475       //@}
01476 
01477       /// Numpunct facet id.
01478       static locale::id                 id;
01479 
01480       /**
01481        *  @brief  Constructor performs initialization.
01482        *
01483        *  This is the constructor provided by the standard.
01484        *
01485        *  @param __refs  Passed to the base facet class.
01486       */
01487       explicit
01488       money_get(size_t __refs = 0) : facet(__refs) { }
01489 
01490       /**
01491        *  @brief  Read and parse a monetary value.
01492        *
01493        *  This function reads characters from @a __s, interprets them as a
01494        *  monetary value according to moneypunct and ctype facets retrieved
01495        *  from io.getloc(), and returns the result in @a units as an integral
01496        *  value moneypunct::frac_digits() * the actual amount.  For example,
01497        *  the string $10.01 in a US locale would store 1001 in @a units.
01498        *
01499        *  Any characters not part of a valid money amount are not consumed.
01500        *
01501        *  If a money value cannot be parsed from the input stream, sets
01502        *  err=(err|io.failbit).  If the stream is consumed before finishing
01503        *  parsing,  sets err=(err|io.failbit|io.eofbit).  @a units is
01504        *  unchanged if parsing fails.
01505        *
01506        *  This function works by returning the result of do_get().
01507        *
01508        *  @param  __s  Start of characters to parse.
01509        *  @param  __end  End of characters to parse.
01510        *  @param  __intl  Parameter to use_facet<moneypunct<CharT,intl> >.
01511        *  @param  __io  Source of facets and io state.
01512        *  @param  __err  Error field to set if parsing fails.
01513        *  @param  __units  Place to store result of parsing.
01514        *  @return  Iterator referencing first character beyond valid money
01515        *           amount.
01516        */
01517       iter_type
01518       get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
01519           ios_base::iostate& __err, long double& __units) const
01520       { return this->do_get(__s, __end, __intl, __io, __err, __units); }
01521 
01522       /**
01523        *  @brief  Read and parse a monetary value.
01524        *
01525        *  This function reads characters from @a __s, interprets them as
01526        *  a monetary value according to moneypunct and ctype facets
01527        *  retrieved from io.getloc(), and returns the result in @a
01528        *  digits.  For example, the string $10.01 in a US locale would
01529        *  store <code>1001</code> in @a digits.
01530        *
01531        *  Any characters not part of a valid money amount are not consumed.
01532        *
01533        *  If a money value cannot be parsed from the input stream, sets
01534        *  err=(err|io.failbit).  If the stream is consumed before finishing
01535        *  parsing,  sets err=(err|io.failbit|io.eofbit).
01536        *
01537        *  This function works by returning the result of do_get().
01538        *
01539        *  @param  __s  Start of characters to parse.
01540        *  @param  __end  End of characters to parse.
01541        *  @param  __intl  Parameter to use_facet<moneypunct<CharT,intl> >.
01542        *  @param  __io  Source of facets and io state.
01543        *  @param  __err  Error field to set if parsing fails.
01544        *  @param  __digits  Place to store result of parsing.
01545        *  @return  Iterator referencing first character beyond valid money
01546        *           amount.
01547        */
01548       iter_type
01549       get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
01550           ios_base::iostate& __err, string_type& __digits) const
01551       { return this->do_get(__s, __end, __intl, __io, __err, __digits); }
01552 
01553     protected:
01554       /// Destructor.
01555       virtual
01556       ~money_get() { }
01557 
01558       /**
01559        *  @brief  Read and parse a monetary value.
01560        *
01561        *  This function reads and parses characters representing a monetary
01562        *  value.  This function is a hook for derived classes to change the
01563        *  value returned.  @see get() for details.
01564        */
01565       // XXX GLIBCXX_ABI Deprecated
01566 #if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ \
01567       && _GLIBCXX_USE_CXX11_ABI == 0
01568       virtual iter_type
01569       __do_get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
01570                ios_base::iostate& __err, double& __units) const;
01571 #else
01572       virtual iter_type
01573       do_get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
01574              ios_base::iostate& __err, long double& __units) const;
01575 #endif
01576 
01577       /**
01578        *  @brief  Read and parse a monetary value.
01579        *
01580        *  This function reads and parses characters representing a monetary
01581        *  value.  This function is a hook for derived classes to change the
01582        *  value returned.  @see get() for details.
01583        */
01584       virtual iter_type
01585       do_get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
01586              ios_base::iostate& __err, string_type& __digits) const;
01587 
01588       // XXX GLIBCXX_ABI Deprecated
01589 #if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ \
01590       && _GLIBCXX_USE_CXX11_ABI == 0
01591       virtual iter_type
01592       do_get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
01593              ios_base::iostate& __err, long double& __units) const;
01594 #endif
01595 
01596       template<bool _Intl>
01597         iter_type
01598         _M_extract(iter_type __s, iter_type __end, ios_base& __io,
01599                    ios_base::iostate& __err, string& __digits) const;     
01600     };
01601 
01602   template<typename _CharT, typename _InIter>
01603     locale::id money_get<_CharT, _InIter>::id;
01604 
01605   /**
01606    *  @brief  Primary class template money_put.
01607    *  @ingroup locales
01608    *
01609    *  This facet encapsulates the code to format and output a monetary
01610    *  amount.
01611    *
01612    *  The money_put template uses protected virtual functions to
01613    *  provide the actual results.  The public accessors forward the
01614    *  call to the virtual functions.  These virtual functions are
01615    *  hooks for developers to implement the behavior they require from
01616    *  the money_put facet.
01617   */
01618   template<typename _CharT, typename _OutIter>
01619     class money_put : public locale::facet
01620     {
01621     public:
01622       //@{
01623       /// Public typedefs
01624       typedef _CharT                    char_type;
01625       typedef _OutIter                  iter_type;
01626       typedef basic_string<_CharT>      string_type;
01627       //@}
01628 
01629       /// Numpunct facet id.
01630       static locale::id                 id;
01631 
01632       /**
01633        *  @brief  Constructor performs initialization.
01634        *
01635        *  This is the constructor provided by the standard.
01636        *
01637        *  @param __refs  Passed to the base facet class.
01638       */
01639       explicit
01640       money_put(size_t __refs = 0) : facet(__refs) { }
01641 
01642       /**
01643        *  @brief  Format and output a monetary value.
01644        *
01645        *  This function formats @a units as a monetary value according to
01646        *  moneypunct and ctype facets retrieved from io.getloc(), and writes
01647        *  the resulting characters to @a __s.  For example, the value 1001 in a
01648        *  US locale would write <code>$10.01</code> to @a __s.
01649        *
01650        *  This function works by returning the result of do_put().
01651        *
01652        *  @param  __s  The stream to write to.
01653        *  @param  __intl  Parameter to use_facet<moneypunct<CharT,intl> >.
01654        *  @param  __io  Source of facets and io state.
01655        *  @param  __fill  char_type to use for padding.
01656        *  @param  __units  Place to store result of parsing.
01657        *  @return  Iterator after writing.
01658        */
01659       iter_type
01660       put(iter_type __s, bool __intl, ios_base& __io,
01661           char_type __fill, long double __units) const
01662       { return this->do_put(__s, __intl, __io, __fill, __units); }
01663 
01664       /**
01665        *  @brief  Format and output a monetary value.
01666        *
01667        *  This function formats @a digits as a monetary value
01668        *  according to moneypunct and ctype facets retrieved from
01669        *  io.getloc(), and writes the resulting characters to @a __s.
01670        *  For example, the string <code>1001</code> in a US locale
01671        *  would write <code>$10.01</code> to @a __s.
01672        *
01673        *  This function works by returning the result of do_put().
01674        *
01675        *  @param  __s  The stream to write to.
01676        *  @param  __intl  Parameter to use_facet<moneypunct<CharT,intl> >.
01677        *  @param  __io  Source of facets and io state.
01678        *  @param  __fill  char_type to use for padding.
01679        *  @param  __digits  Place to store result of parsing.
01680        *  @return  Iterator after writing.
01681        */
01682       iter_type
01683       put(iter_type __s, bool __intl, ios_base& __io,
01684           char_type __fill, const string_type& __digits) const
01685       { return this->do_put(__s, __intl, __io, __fill, __digits); }
01686 
01687     protected:
01688       /// Destructor.
01689       virtual
01690       ~money_put() { }
01691 
01692       /**
01693        *  @brief  Format and output a monetary value.
01694        *
01695        *  This function formats @a units as a monetary value according to
01696        *  moneypunct and ctype facets retrieved from io.getloc(), and writes
01697        *  the resulting characters to @a __s.  For example, the value 1001 in a
01698        *  US locale would write <code>$10.01</code> to @a __s.
01699        *
01700        *  This function is a hook for derived classes to change the value
01701        *  returned.  @see put().
01702        *
01703        *  @param  __s  The stream to write to.
01704        *  @param  __intl  Parameter to use_facet<moneypunct<CharT,intl> >.
01705        *  @param  __io  Source of facets and io state.
01706        *  @param  __fill  char_type to use for padding.
01707        *  @param  __units  Place to store result of parsing.
01708        *  @return  Iterator after writing.
01709        */
01710       // XXX GLIBCXX_ABI Deprecated
01711 #if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ \
01712       && _GLIBCXX_USE_CXX11_ABI == 0
01713       virtual iter_type
01714       __do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
01715                double __units) const;
01716 #else
01717       virtual iter_type
01718       do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
01719              long double __units) const;
01720 #endif
01721 
01722       /**
01723        *  @brief  Format and output a monetary value.
01724        *
01725        *  This function formats @a digits as a monetary value
01726        *  according to moneypunct and ctype facets retrieved from
01727        *  io.getloc(), and writes the resulting characters to @a __s.
01728        *  For example, the string <code>1001</code> in a US locale
01729        *  would write <code>$10.01</code> to @a __s.
01730        *
01731        *  This function is a hook for derived classes to change the value
01732        *  returned.  @see put().
01733        *
01734        *  @param  __s  The stream to write to.
01735        *  @param  __intl  Parameter to use_facet<moneypunct<CharT,intl> >.
01736        *  @param  __io  Source of facets and io state.
01737        *  @param  __fill  char_type to use for padding.
01738        *  @param  __digits  Place to store result of parsing.
01739        *  @return  Iterator after writing.
01740        */
01741       virtual iter_type
01742       do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
01743              const string_type& __digits) const;
01744 
01745       // XXX GLIBCXX_ABI Deprecated
01746 #if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ \
01747       && _GLIBCXX_USE_CXX11_ABI == 0
01748       virtual iter_type
01749       do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
01750              long double __units) const;
01751 #endif
01752 
01753       template<bool _Intl>
01754         iter_type
01755         _M_insert(iter_type __s, ios_base& __io, char_type __fill,
01756                   const string_type& __digits) const;
01757     };
01758 
01759   template<typename _CharT, typename _OutIter>
01760     locale::id money_put<_CharT, _OutIter>::id;
01761 
01762 _GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11
01763 
01764   /**
01765    *  @brief  Messages facet base class providing catalog typedef.
01766    *  @ingroup locales
01767    */
01768   struct messages_base
01769   {
01770     typedef int catalog;
01771   };
01772 
01773 _GLIBCXX_BEGIN_NAMESPACE_CXX11
01774 
01775   /**
01776    *  @brief  Primary class template messages.
01777    *  @ingroup locales
01778    *
01779    *  This facet encapsulates the code to retrieve messages from
01780    *  message catalogs.  The only thing defined by the standard for this facet
01781    *  is the interface.  All underlying functionality is
01782    *  implementation-defined.
01783    *
01784    *  This library currently implements 3 versions of the message facet.  The
01785    *  first version (gnu) is a wrapper around gettext, provided by libintl.
01786    *  The second version (ieee) is a wrapper around catgets.  The final
01787    *  version (default) does no actual translation.  These implementations are
01788    *  only provided for char and wchar_t instantiations.
01789    *
01790    *  The messages template uses protected virtual functions to
01791    *  provide the actual results.  The public accessors forward the
01792    *  call to the virtual functions.  These virtual functions are
01793    *  hooks for developers to implement the behavior they require from
01794    *  the messages facet.
01795   */
01796   template<typename _CharT>
01797     class messages : public locale::facet, public messages_base
01798     {
01799     public:
01800       // Types:
01801       //@{
01802       /// Public typedefs
01803       typedef _CharT                    char_type;
01804       typedef basic_string<_CharT>      string_type;
01805       //@}
01806 
01807     protected:
01808       // Underlying "C" library locale information saved from
01809       // initialization, needed by messages_byname as well.
01810       __c_locale                        _M_c_locale_messages;
01811       const char*                       _M_name_messages;
01812 
01813     public:
01814       /// Numpunct facet id.
01815       static locale::id                 id;
01816 
01817       /**
01818        *  @brief  Constructor performs initialization.
01819        *
01820        *  This is the constructor provided by the standard.
01821        *
01822        *  @param __refs  Passed to the base facet class.
01823       */
01824       explicit
01825       messages(size_t __refs = 0);
01826 
01827       // Non-standard.
01828       /**
01829        *  @brief  Internal constructor.  Not for general use.
01830        *
01831        *  This is a constructor for use by the library itself to set up new
01832        *  locales.
01833        *
01834        *  @param  __cloc  The C locale.
01835        *  @param  __s  The name of a locale.
01836        *  @param  __refs  Refcount to pass to the base class.
01837        */
01838       explicit
01839       messages(__c_locale __cloc, const char* __s, size_t __refs = 0);
01840 
01841       /*
01842        *  @brief  Open a message catalog.
01843        *
01844        *  This function opens and returns a handle to a message catalog by
01845        *  returning do_open(__s, __loc).
01846        *
01847        *  @param  __s  The catalog to open.
01848        *  @param  __loc  Locale to use for character set conversions.
01849        *  @return  Handle to the catalog or value < 0 if open fails.
01850       */
01851       catalog
01852       open(const basic_string<char>& __s, const locale& __loc) const
01853       { return this->do_open(__s, __loc); }
01854 
01855       // Non-standard and unorthodox, yet effective.
01856       /*
01857        *  @brief  Open a message catalog.
01858        *
01859        *  This non-standard function opens and returns a handle to a message
01860        *  catalog by returning do_open(s, loc).  The third argument provides a
01861        *  message catalog root directory for gnu gettext and is ignored
01862        *  otherwise.
01863        *
01864        *  @param  __s  The catalog to open.
01865        *  @param  __loc  Locale to use for character set conversions.
01866        *  @param  __dir  Message catalog root directory.
01867        *  @return  Handle to the catalog or value < 0 if open fails.
01868       */
01869       catalog
01870       open(const basic_string<char>&, const locale&, const char*) const;
01871 
01872       /*
01873        *  @brief  Look up a string in a message catalog.
01874        *
01875        *  This function retrieves and returns a message from a catalog by
01876        *  returning do_get(c, set, msgid, s).
01877        *
01878        *  For gnu, @a __set and @a msgid are ignored.  Returns gettext(s).
01879        *  For default, returns s. For ieee, returns catgets(c,set,msgid,s).
01880        *
01881        *  @param  __c  The catalog to access.
01882        *  @param  __set  Implementation-defined.
01883        *  @param  __msgid  Implementation-defined.
01884        *  @param  __s  Default return value if retrieval fails.
01885        *  @return  Retrieved message or @a __s if get fails.
01886       */
01887       string_type
01888       get(catalog __c, int __set, int __msgid, const string_type& __s) const
01889       { return this->do_get(__c, __set, __msgid, __s); }
01890 
01891       /*
01892        *  @brief  Close a message catalog.
01893        *
01894        *  Closes catalog @a c by calling do_close(c).
01895        *
01896        *  @param  __c  The catalog to close.
01897       */
01898       void
01899       close(catalog __c) const
01900       { return this->do_close(__c); }
01901 
01902     protected:
01903       /// Destructor.
01904       virtual
01905       ~messages();
01906 
01907       /*
01908        *  @brief  Open a message catalog.
01909        *
01910        *  This function opens and returns a handle to a message catalog in an
01911        *  implementation-defined manner.  This function is a hook for derived
01912        *  classes to change the value returned.
01913        *
01914        *  @param  __s  The catalog to open.
01915        *  @param  __loc  Locale to use for character set conversions.
01916        *  @return  Handle to the opened catalog, value < 0 if open failed.
01917       */
01918       virtual catalog
01919       do_open(const basic_string<char>&, const locale&) const;
01920 
01921       /*
01922        *  @brief  Look up a string in a message catalog.
01923        *
01924        *  This function retrieves and returns a message from a catalog in an
01925        *  implementation-defined manner.  This function is a hook for derived
01926        *  classes to change the value returned.
01927        *
01928        *  For gnu, @a __set and @a __msgid are ignored.  Returns gettext(s).
01929        *  For default, returns s. For ieee, returns catgets(c,set,msgid,s).
01930        *
01931        *  @param  __c  The catalog to access.
01932        *  @param  __set  Implementation-defined.
01933        *  @param  __msgid  Implementation-defined.
01934        *  @param  __s  Default return value if retrieval fails.
01935        *  @return  Retrieved message or @a __s if get fails.
01936       */
01937       virtual string_type
01938       do_get(catalog, int, int, const string_type& __dfault) const;
01939 
01940       /*
01941        *  @brief  Close a message catalog.
01942        *
01943        *  @param  __c  The catalog to close.
01944       */
01945       virtual void
01946       do_close(catalog) const;
01947 
01948       // Returns a locale and codeset-converted string, given a char* message.
01949       char*
01950       _M_convert_to_char(const string_type& __msg) const
01951       {
01952         // XXX
01953         return reinterpret_cast<char*>(const_cast<_CharT*>(__msg.c_str()));
01954       }
01955 
01956       // Returns a locale and codeset-converted string, given a char* message.
01957       string_type
01958       _M_convert_from_char(char*) const
01959       {
01960         // XXX
01961         return string_type();
01962       }
01963      };
01964 
01965   template<typename _CharT>
01966     locale::id messages<_CharT>::id;
01967 
01968   /// Specializations for required instantiations.
01969   template<>
01970     string
01971     messages<char>::do_get(catalog, int, int, const string&) const;
01972 
01973 #ifdef _GLIBCXX_USE_WCHAR_T
01974   template<>
01975     wstring
01976     messages<wchar_t>::do_get(catalog, int, int, const wstring&) const;
01977 #endif
01978 
01979    /// class messages_byname [22.2.7.2].
01980    template<typename _CharT>
01981     class messages_byname : public messages<_CharT>
01982     {
01983     public:
01984       typedef _CharT                    char_type;
01985       typedef basic_string<_CharT>      string_type;
01986 
01987       explicit
01988       messages_byname(const char* __s, size_t __refs = 0);
01989 
01990 #if __cplusplus >= 201103L
01991       explicit
01992       messages_byname(const string& __s, size_t __refs = 0)
01993       : messages_byname(__s.c_str(), __refs) { }
01994 #endif
01995 
01996     protected:
01997       virtual
01998       ~messages_byname()
01999       { }
02000     };
02001 
02002 _GLIBCXX_END_NAMESPACE_CXX11
02003 
02004 _GLIBCXX_END_NAMESPACE_VERSION
02005 } // namespace
02006 
02007 // Include host and configuration specific messages functions.
02008 #include <bits/messages_members.h>
02009 
02010 // 22.2.1.5  Template class codecvt
02011 #include <bits/codecvt.h>
02012 
02013 #include <bits/locale_facets_nonio.tcc>
02014 
02015 #endif