locale_facets.h

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00001 // Locale support -*- C++ -*-
00002 
00003 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003
00004 // Free Software Foundation, Inc.
00005 //
00006 // This file is part of the GNU ISO C++ Library.  This library is free
00007 // software; you can redistribute it and/or modify it under the
00008 // terms of the GNU General Public License as published by the
00009 // Free Software Foundation; either version 2, or (at your option)
00010 // any later version.
00011 
00012 // This library is distributed in the hope that it will be useful,
00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015 // GNU General Public License for more details.
00016 
00017 // You should have received a copy of the GNU General Public License along
00018 // with this library; see the file COPYING.  If not, write to the Free
00019 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
00020 // USA.
00021 
00022 // As a special exception, you may use this file as part of a free software
00023 // library without restriction.  Specifically, if other files instantiate
00024 // templates or use macros or inline functions from this file, or you compile
00025 // this file and link it with other files to produce an executable, this
00026 // file does not by itself cause the resulting executable to be covered by
00027 // the GNU General Public License.  This exception does not however
00028 // invalidate any other reasons why the executable file might be covered by
00029 // the GNU General Public License.
00030 
00031 //
00032 // ISO C++ 14882: 22.1  Locales
00033 //
00034 
00040 #ifndef _CPP_BITS_LOCFACETS_H
00041 #define _CPP_BITS_LOCFACETS_H   1
00042 
00043 #pragma GCC system_header
00044 
00045 #include <ctime>    // For struct tm
00046 #include <cwctype>  // For wctype_t
00047 #include <iosfwd>
00048 #include <bits/ios_base.h>  // For ios_base, ios_base::iostate
00049 #include <streambuf>
00050 
00051 namespace std
00052 {
00053   // NB: Don't instantiate required wchar_t facets if no wchar_t support.
00054 #ifdef _GLIBCPP_USE_WCHAR_T
00055 # define  _GLIBCPP_NUM_FACETS 28
00056 #else
00057 # define  _GLIBCPP_NUM_FACETS 14
00058 #endif
00059 
00060   // Convert string to numeric value of type _Tv and store results.  
00061   // NB: This is specialized for all required types, there is no
00062   // generic definition.
00063   template<typename _Tv>
00064     void
00065     __convert_to_v(const char* __in, _Tv& __out, ios_base::iostate& __err, 
00066            const __c_locale& __cloc, int __base = 10);
00067 
00068   // Explicit specializations for required types.
00069   template<>
00070     void
00071     __convert_to_v(const char*, long&, ios_base::iostate&, 
00072            const __c_locale&, int);
00073 
00074   template<>
00075     void
00076     __convert_to_v(const char*, unsigned long&, ios_base::iostate&, 
00077            const __c_locale&, int);
00078 
00079 #ifdef _GLIBCPP_USE_LONG_LONG
00080   template<>
00081     void
00082     __convert_to_v(const char*, long long&, ios_base::iostate&, 
00083            const __c_locale&, int);
00084 
00085   template<>
00086     void
00087     __convert_to_v(const char*, unsigned long long&, ios_base::iostate&, 
00088            const __c_locale&, int);
00089 #endif
00090 
00091   template<>
00092     void
00093     __convert_to_v(const char*, float&, ios_base::iostate&, 
00094            const __c_locale&, int);
00095 
00096   template<>
00097     void
00098     __convert_to_v(const char*, double&, ios_base::iostate&, 
00099            const __c_locale&, int);
00100 
00101  template<>
00102     void
00103     __convert_to_v(const char*, long double&, ios_base::iostate&, 
00104            const __c_locale&, int);
00105 
00106   // NB: __pad is a struct, rather than a function, so it can be
00107   // partially-specialized.
00108   template<typename _CharT, typename _Traits>
00109     struct __pad
00110     {
00111       static void
00112       _S_pad(ios_base& __io, _CharT __fill, _CharT* __news, 
00113          const _CharT* __olds, const streamsize __newlen, 
00114          const streamsize __oldlen, const bool __num);
00115     };
00116 
00117   // Used by both numeric and monetary facets.
00118   // Check to make sure that the __grouping_tmp string constructed in
00119   // money_get or num_get matches the canonical grouping for a given
00120   // locale.
00121   // __grouping_tmp is parsed L to R
00122   // 1,222,444 == __grouping_tmp of "\1\3\3"
00123   // __grouping is parsed R to L
00124   // 1,222,444 == __grouping of "\3" == "\3\3\3"
00125   template<typename _CharT>
00126     bool
00127     __verify_grouping(const basic_string<_CharT>& __grouping, 
00128               basic_string<_CharT>& __grouping_tmp);
00129 
00130   // Used by both numeric and monetary facets.
00131   // Inserts "group separator" characters into an array of characters.
00132   // It's recursive, one iteration per group.  It moves the characters
00133   // in the buffer this way: "xxxx12345" -> "12,345xxx".  Call this
00134   // only with __gbeg != __gend.
00135   template<typename _CharT>
00136     _CharT*
00137     __add_grouping(_CharT* __s, _CharT __sep,  
00138            const char* __gbeg, const char* __gend, 
00139            const _CharT* __first, const _CharT* __last);
00140 
00141   // This template permits specializing facet output code for
00142   // ostreambuf_iterator.  For ostreambuf_iterator, sputn is
00143   // significantly more efficient than incrementing iterators.
00144   template<typename _CharT>
00145     inline
00146     ostreambuf_iterator<_CharT>
00147     __write(ostreambuf_iterator<_CharT> __s, const _CharT* __ws, int __len)
00148     {
00149       __s._M_put(__ws, __len);
00150       return __s;
00151     }
00152 
00153   // This is the unspecialized form of the template.
00154   template<typename _CharT, typename _OutIter>
00155     inline
00156     _OutIter
00157     __write(_OutIter __s, const _CharT* __ws, int __len)
00158     {
00159       for (int __j = 0; __j < __len; __j++, ++__s)
00160     *__s = __ws[__j];
00161       return __s;
00162     }
00163 
00164   // 22.2.1.1  Template class ctype
00165   // Include host and configuration specific ctype enums for ctype_base.
00166   #include <bits/ctype_base.h>
00167 
00168   // Common base for ctype<_CharT>.  
00169   template<typename _CharT>
00170     class __ctype_abstract_base : public locale::facet, public ctype_base
00171     {
00172     public:
00173       // Types:
00174       typedef _CharT char_type;
00175 
00176       bool 
00177       is(mask __m, char_type __c) const
00178       { return this->do_is(__m, __c); }
00179 
00180       const char_type*
00181       is(const char_type *__lo, const char_type *__hi, mask *__vec) const   
00182       { return this->do_is(__lo, __hi, __vec); }
00183 
00184       const char_type*
00185       scan_is(mask __m, const char_type* __lo, const char_type* __hi) const
00186       { return this->do_scan_is(__m, __lo, __hi); }
00187 
00188       const char_type*
00189       scan_not(mask __m, const char_type* __lo, const char_type* __hi) const
00190       { return this->do_scan_not(__m, __lo, __hi); }
00191 
00192       char_type 
00193       toupper(char_type __c) const
00194       { return this->do_toupper(__c); }
00195 
00196       const char_type*
00197       toupper(char_type *__lo, const char_type* __hi) const
00198       { return this->do_toupper(__lo, __hi); }
00199 
00200       char_type 
00201       tolower(char_type __c) const
00202       { return this->do_tolower(__c); }
00203 
00204       const char_type*
00205       tolower(char_type* __lo, const char_type* __hi) const
00206       { return this->do_tolower(__lo, __hi); }
00207 
00208       char_type 
00209       widen(char __c) const
00210       { return this->do_widen(__c); }
00211 
00212       const char*
00213       widen(const char* __lo, const char* __hi, char_type* __to) const
00214       { return this->do_widen(__lo, __hi, __to); }
00215 
00216       char 
00217       narrow(char_type __c, char __dfault) const
00218       { return this->do_narrow(__c, __dfault); }
00219 
00220       const char_type*
00221       narrow(const char_type* __lo, const char_type* __hi,
00222           char __dfault, char *__to) const
00223       { return this->do_narrow(__lo, __hi, __dfault, __to); }
00224 
00225     protected:
00226       explicit 
00227       __ctype_abstract_base(size_t __refs = 0): locale::facet(__refs) { }
00228 
00229       virtual 
00230       ~__ctype_abstract_base() { }
00231       
00232       virtual bool 
00233       do_is(mask __m, char_type __c) const = 0;
00234 
00235       virtual const char_type*
00236       do_is(const char_type* __lo, const char_type* __hi, 
00237         mask* __vec) const = 0;
00238 
00239       virtual const char_type*
00240       do_scan_is(mask __m, const char_type* __lo,
00241          const char_type* __hi) const = 0;
00242 
00243       virtual const char_type*
00244       do_scan_not(mask __m, const char_type* __lo, 
00245           const char_type* __hi) const = 0;
00246 
00247       virtual char_type 
00248       do_toupper(char_type) const = 0;
00249 
00250       virtual const char_type*
00251       do_toupper(char_type* __lo, const char_type* __hi) const = 0;
00252 
00253       virtual char_type 
00254       do_tolower(char_type) const = 0;
00255 
00256       virtual const char_type*
00257       do_tolower(char_type* __lo, const char_type* __hi) const = 0;
00258       
00259       virtual char_type 
00260       do_widen(char) const = 0;
00261 
00262       virtual const char*
00263       do_widen(const char* __lo, const char* __hi, 
00264            char_type* __dest) const = 0;
00265 
00266       virtual char 
00267       do_narrow(char_type, char __dfault) const = 0;
00268 
00269       virtual const char_type*
00270       do_narrow(const char_type* __lo, const char_type* __hi,
00271          char __dfault, char* __dest) const = 0;
00272     };
00273 
00274   // NB: Generic, mostly useless implementation.
00275   template<typename _CharT>
00276     class ctype : public __ctype_abstract_base<_CharT>
00277     {
00278     public:
00279       // Types:
00280       typedef _CharT            char_type;
00281       typedef typename ctype::mask  mask;
00282 
00283       static locale::id             id;
00284 
00285       explicit 
00286       ctype(size_t __refs = 0) : __ctype_abstract_base<_CharT>(__refs) { }
00287 
00288    protected:
00289       virtual 
00290       ~ctype();
00291 
00292       virtual bool 
00293       do_is(mask __m, char_type __c) const;
00294 
00295       virtual const char_type*
00296       do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const;
00297 
00298       virtual const char_type*
00299       do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const;
00300 
00301       virtual const char_type*
00302       do_scan_not(mask __m, const char_type* __lo,
00303           const char_type* __hi) const;
00304 
00305       virtual char_type 
00306       do_toupper(char_type __c) const;
00307 
00308       virtual const char_type*
00309       do_toupper(char_type* __lo, const char_type* __hi) const;
00310 
00311       virtual char_type 
00312       do_tolower(char_type __c) const;
00313 
00314       virtual const char_type*
00315       do_tolower(char_type* __lo, const char_type* __hi) const;
00316 
00317       virtual char_type 
00318       do_widen(char __c) const;
00319 
00320       virtual const char*
00321       do_widen(const char* __lo, const char* __hi, char_type* __dest) const;
00322 
00323       virtual char 
00324       do_narrow(char_type, char __dfault) const;
00325 
00326       virtual const char_type*
00327       do_narrow(const char_type* __lo, const char_type* __hi,
00328         char __dfault, char* __dest) const;
00329     };
00330 
00331   template<typename _CharT>
00332     locale::id ctype<_CharT>::id;
00333 
00334   // 22.2.1.3  ctype<char> specialization.
00335   template<>
00336     class ctype<char> : public __ctype_abstract_base<char>
00337     {
00338     public:
00339       // Types:
00340       typedef char          char_type;
00341 
00342     protected:
00343       // Data Members:
00344       __c_locale        _M_c_locale_ctype;
00345       bool              _M_del;
00346       __to_type             _M_toupper;
00347       __to_type             _M_tolower;
00348       const mask*               _M_table;
00349       
00350     public:
00351       static locale::id        id;
00352       static const size_t      table_size = 1 + static_cast<unsigned char>(-1);
00353 
00354       explicit 
00355       ctype(const mask* __table = 0, bool __del = false, size_t __refs = 0);
00356 
00357       explicit 
00358       ctype(__c_locale __cloc, const mask* __table = 0, bool __del = false, 
00359         size_t __refs = 0);
00360 
00361       inline bool 
00362       is(mask __m, char __c) const;
00363  
00364       inline const char*
00365       is(const char* __lo, const char* __hi, mask* __vec) const;
00366  
00367       inline const char*
00368       scan_is(mask __m, const char* __lo, const char* __hi) const;
00369 
00370       inline const char*
00371       scan_not(mask __m, const char* __lo, const char* __hi) const;
00372      
00373     protected:
00374       const mask* 
00375       table() const throw()
00376       { return _M_table; }
00377 
00378       static const mask* 
00379       classic_table() throw();
00380 
00381       virtual 
00382       ~ctype();
00383 
00384       virtual bool 
00385       do_is(mask __m, char_type __c) const;
00386 
00387       virtual const char_type*
00388       do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const;
00389 
00390       virtual const char_type*
00391       do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const;
00392 
00393       virtual const char_type*
00394       do_scan_not(mask __m, const char_type* __lo, 
00395           const char_type* __hi) const;
00396 
00397       virtual char_type 
00398       do_toupper(char_type) const;
00399 
00400       virtual const char_type*
00401       do_toupper(char_type* __lo, const char_type* __hi) const;
00402 
00403       virtual char_type 
00404       do_tolower(char_type) const;
00405 
00406       virtual const char_type*
00407       do_tolower(char_type* __lo, const char_type* __hi) const;
00408       
00409       virtual char_type 
00410       do_widen(char) const;
00411 
00412       virtual const char*
00413       do_widen(const char* __lo, const char* __hi, char_type* __dest) const;
00414 
00415       virtual char 
00416       do_narrow(char_type, char __dfault) const;
00417 
00418       virtual const char_type*
00419       do_narrow(const char_type* __lo, const char_type* __hi,
00420         char __dfault, char* __dest) const;
00421     };
00422  
00423   template<>
00424     const ctype<char>&
00425     use_facet<ctype<char> >(const locale& __loc);
00426 
00427 #ifdef _GLIBCPP_USE_WCHAR_T
00428   // 22.2.1.3  ctype<wchar_t> specialization
00429   template<>
00430     class ctype<wchar_t> : public __ctype_abstract_base<wchar_t>
00431     {
00432     public:
00433       // Types:
00434       typedef wchar_t           char_type;
00435       typedef wctype_t          __wmask_type;
00436 
00437     protected:
00438       __c_locale        _M_c_locale_ctype;
00439 
00440     public:
00441       // Data Members:
00442       static locale::id         id;
00443 
00444       explicit 
00445       ctype(size_t __refs = 0);
00446 
00447       explicit 
00448       ctype(__c_locale __cloc, size_t __refs = 0);
00449 
00450     protected:
00451       __wmask_type
00452       _M_convert_to_wmask(const mask __m) const;
00453 
00454       virtual 
00455       ~ctype();
00456 
00457       virtual bool 
00458       do_is(mask __m, char_type __c) const;
00459 
00460       virtual const char_type*
00461       do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const;
00462 
00463       virtual const char_type*
00464       do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const;
00465 
00466       virtual const char_type*
00467       do_scan_not(mask __m, const char_type* __lo, 
00468           const char_type* __hi) const;
00469 
00470       virtual char_type 
00471       do_toupper(char_type) const;
00472 
00473       virtual const char_type*
00474       do_toupper(char_type* __lo, const char_type* __hi) const;
00475 
00476       virtual char_type 
00477       do_tolower(char_type) const;
00478 
00479       virtual const char_type*
00480       do_tolower(char_type* __lo, const char_type* __hi) const;
00481       
00482       virtual char_type 
00483       do_widen(char) const;
00484 
00485       virtual const char*
00486       do_widen(const char* __lo, const char* __hi, char_type* __dest) const;
00487 
00488       virtual char 
00489       do_narrow(char_type, char __dfault) const;
00490 
00491       virtual const char_type*
00492       do_narrow(const char_type* __lo, const char_type* __hi,
00493         char __dfault, char* __dest) const;
00494 
00495     };
00496 
00497   template<>
00498     const ctype<wchar_t>&
00499     use_facet<ctype<wchar_t> >(const locale& __loc);
00500 #endif //_GLIBCPP_USE_WCHAR_T
00501 
00502   // Include host and configuration specific ctype inlines.
00503   #include <bits/ctype_inline.h>
00504 
00505   // 22.2.1.2  Template class ctype_byname
00506   template<typename _CharT>
00507     class ctype_byname : public ctype<_CharT>
00508     {
00509     public:
00510       typedef _CharT        char_type;
00511 
00512       explicit 
00513       ctype_byname(const char* __s, size_t __refs = 0);
00514 
00515     protected:
00516       virtual 
00517       ~ctype_byname() { };
00518     };
00519 
00520   // 22.2.1.4  Class ctype_byname specializations.
00521   template<>
00522     ctype_byname<char>::ctype_byname(const char*, size_t refs);
00523 
00524   template<>
00525     ctype_byname<wchar_t>::ctype_byname(const char*, size_t refs);
00526 
00527   // 22.2.1.5  Template class codecvt
00528   #include <bits/codecvt.h>
00529 
00530   // 22.2.2  The numeric category.
00531   class __num_base 
00532   {
00533   public:
00534     // NB: Code depends on the order of _S_atoms_out elements.
00535     // Below are the indices into _S_atoms_out.
00536     enum 
00537       {  
00538         _S_minus, 
00539         _S_plus, 
00540         _S_x, 
00541         _S_X, 
00542         _S_digits,
00543         _S_digits_end = _S_digits + 16,
00544         _S_udigits = _S_digits_end,  
00545         _S_udigits_end = _S_udigits + 16,
00546         _S_e = _S_digits + 14,  // For scientific notation, 'e'
00547         _S_E = _S_udigits + 14, // For scientific notation, 'E'
00548     _S_end = _S_udigits_end
00549       };
00550     
00551     // A list of valid numeric literals for output.  This array
00552     // contains chars that will be passed through the current locale's
00553     // ctype<_CharT>.widen() and then used to render numbers.
00554     // For the standard "C" locale, this is
00555     // "-+xX0123456789abcdef0123456789ABCDEF".
00556     static const char* _S_atoms_out;
00557 
00558   protected:
00559     // String literal of acceptable (narrow) input, for num_get.
00560     // "0123456789eEabcdfABCDF"
00561     static const char* _S_atoms_in;
00562 
00563     enum 
00564     {  
00565       _M_zero,
00566       _M_e = _M_zero + 10,
00567       _M_E = _M_zero + 11,
00568       _M_size = 21 + 1
00569     };
00570 
00571     // num_put
00572     // Construct and return valid scanf format for floating point types.
00573     static void
00574     _S_format_float(const ios_base& __io, char* __fptr, char __mod, 
00575             streamsize __prec);
00576     
00577     // Construct and return valid scanf format for integer types.
00578     static void
00579     _S_format_int(const ios_base& __io, char* __fptr, char __mod, char __modl);
00580   };
00581 
00582 
00583   template<typename _CharT>
00584     class numpunct : public locale::facet
00585     {
00586     public:
00587       // Types:
00588       typedef _CharT                char_type;
00589       typedef basic_string<_CharT>  string_type;
00590 
00591       static locale::id         id;
00592 
00593     private:
00594       char_type             _M_decimal_point;
00595       char_type             _M_thousands_sep;
00596       const char*           _M_grouping;
00597       const char_type*          _M_truename;
00598       const char_type*          _M_falsename;
00599 
00600     public:
00601       explicit 
00602       numpunct(size_t __refs = 0) : locale::facet(__refs) 
00603       { _M_initialize_numpunct(); }
00604 
00605       explicit 
00606       numpunct(__c_locale __cloc, size_t __refs = 0) : locale::facet(__refs) 
00607       { _M_initialize_numpunct(__cloc); }
00608 
00609       char_type    
00610       decimal_point() const
00611       { return this->do_decimal_point(); }
00612 
00613       char_type    
00614       thousands_sep() const
00615       { return this->do_thousands_sep(); }
00616 
00617       string       
00618       grouping() const
00619       { return this->do_grouping(); }
00620 
00621       string_type  
00622       truename() const
00623       { return this->do_truename(); }
00624 
00625       string_type  
00626       falsename() const
00627       { return this->do_falsename(); }
00628 
00629     protected:
00630       virtual 
00631       ~numpunct();
00632 
00633       virtual char_type    
00634       do_decimal_point() const
00635       { return _M_decimal_point; }
00636 
00637       virtual char_type    
00638       do_thousands_sep() const
00639       { return _M_thousands_sep; }
00640 
00641       virtual string
00642       do_grouping() const
00643       { return _M_grouping; }
00644 
00645       virtual string_type  
00646       do_truename() const
00647       { return _M_truename; }
00648 
00649       virtual string_type  
00650       do_falsename() const
00651       { return _M_falsename; }
00652 
00653       // For use at construction time only.
00654       void 
00655       _M_initialize_numpunct(__c_locale __cloc = NULL);
00656     };
00657 
00658   template<typename _CharT>
00659     locale::id numpunct<_CharT>::id;
00660 
00661   template<> 
00662     numpunct<char>::~numpunct();
00663 
00664   template<> 
00665     void
00666     numpunct<char>::_M_initialize_numpunct(__c_locale __cloc);
00667 
00668 #ifdef _GLIBCPP_USE_WCHAR_T
00669   template<> 
00670     numpunct<wchar_t>::~numpunct();
00671 
00672   template<> 
00673     void
00674     numpunct<wchar_t>::_M_initialize_numpunct(__c_locale __cloc);
00675 #endif
00676 
00677   template<typename _CharT>
00678     class numpunct_byname : public numpunct<_CharT>
00679     {
00680       // Data Member.
00681       __c_locale            _M_c_locale_numpunct;
00682 
00683     public:
00684       typedef _CharT                char_type;
00685       typedef basic_string<_CharT>  string_type;
00686 
00687       explicit 
00688       numpunct_byname(const char* __s, size_t __refs = 0)
00689       : numpunct<_CharT>(__refs)
00690       {
00691     _S_create_c_locale(_M_c_locale_numpunct, __s);
00692     _M_initialize_numpunct(_M_c_locale_numpunct);   
00693       }
00694 
00695     protected:
00696       virtual 
00697       ~numpunct_byname() 
00698       { _S_destroy_c_locale(_M_c_locale_numpunct); }
00699     };
00700 
00701   template<typename _CharT, typename _InIter>
00702     class num_get : public locale::facet, public __num_base
00703     {
00704     public:
00705       // Types:
00706       typedef _CharT            char_type;
00707       typedef _InIter           iter_type;
00708 
00709       static locale::id         id;
00710 
00711       explicit 
00712       num_get(size_t __refs = 0) : locale::facet(__refs) { }
00713 
00714       iter_type 
00715       get(iter_type __in, iter_type __end, ios_base& __io,
00716       ios_base::iostate& __err, bool& __v) const
00717       { return this->do_get(__in, __end, __io, __err, __v); }
00718 
00719       iter_type
00720       get(iter_type __in, iter_type __end, ios_base& __io, 
00721       ios_base::iostate& __err, long& __v) const
00722       { return this->do_get(__in, __end, __io, __err, __v); }
00723 
00724       iter_type 
00725       get(iter_type __in, iter_type __end, ios_base& __io,
00726       ios_base::iostate& __err, unsigned short& __v) const
00727       { return this->do_get(__in, __end, __io, __err, __v); }
00728 
00729       iter_type 
00730       get(iter_type __in, iter_type __end, ios_base& __io,
00731       ios_base::iostate& __err, unsigned int& __v)   const
00732       { return this->do_get(__in, __end, __io, __err, __v); }
00733 
00734       iter_type 
00735       get(iter_type __in, iter_type __end, ios_base& __io,
00736       ios_base::iostate& __err, unsigned long& __v)  const
00737       { return this->do_get(__in, __end, __io, __err, __v); }
00738 
00739 #ifdef _GLIBCPP_USE_LONG_LONG
00740       iter_type 
00741       get(iter_type __in, iter_type __end, ios_base& __io,
00742       ios_base::iostate& __err, long long& __v) const
00743       { return this->do_get(__in, __end, __io, __err, __v); }
00744 
00745       iter_type 
00746       get(iter_type __in, iter_type __end, ios_base& __io,
00747       ios_base::iostate& __err, unsigned long long& __v)  const
00748       { return this->do_get(__in, __end, __io, __err, __v); }
00749 #endif
00750 
00751       iter_type 
00752       get(iter_type __in, iter_type __end, ios_base& __io,
00753       ios_base::iostate& __err, float& __v) const
00754       { return this->do_get(__in, __end, __io, __err, __v); }
00755 
00756       iter_type 
00757       get(iter_type __in, iter_type __end, ios_base& __io,
00758       ios_base::iostate& __err, double& __v) const
00759       { return this->do_get(__in, __end, __io, __err, __v); }
00760 
00761       iter_type 
00762       get(iter_type __in, iter_type __end, ios_base& __io,
00763       ios_base::iostate& __err, long double& __v) const
00764       { return this->do_get(__in, __end, __io, __err, __v); }
00765 
00766       iter_type 
00767       get(iter_type __in, iter_type __end, ios_base& __io,
00768       ios_base::iostate& __err, void*& __v) const
00769       { return this->do_get(__in, __end, __io, __err, __v); }      
00770 
00771     protected:
00772       virtual ~num_get() { }
00773 
00774       iter_type 
00775       _M_extract_float(iter_type, iter_type, ios_base&, ios_base::iostate&, 
00776                string& __xtrc) const;
00777 
00778       iter_type 
00779       _M_extract_int(iter_type, iter_type, ios_base&, ios_base::iostate&, 
00780              string& __xtrc, int& __base) const;
00781 
00782       virtual iter_type 
00783       do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, bool&) const;
00784 
00785 
00786       virtual iter_type 
00787       do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, long&) const;
00788 
00789       virtual iter_type 
00790       do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, 
00791           unsigned short&) const;
00792 
00793       virtual iter_type 
00794       do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, 
00795          unsigned int&) const;
00796 
00797       virtual iter_type 
00798       do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, 
00799          unsigned long&) const;
00800 
00801 #ifdef _GLIBCPP_USE_LONG_LONG 
00802       virtual iter_type 
00803       do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, 
00804          long long&) const;
00805 
00806       virtual iter_type 
00807       do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, 
00808          unsigned long long&) const;
00809 #endif
00810 
00811       virtual iter_type 
00812       do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, 
00813          float&) const;
00814 
00815       virtual iter_type 
00816       do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, 
00817          double&) const;
00818 
00819       virtual iter_type 
00820       do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, 
00821          long double&) const;
00822 
00823       virtual iter_type 
00824       do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, 
00825          void*&) const;
00826     };
00827 
00828   template<typename _CharT, typename _InIter>
00829     locale::id num_get<_CharT, _InIter>::id;
00830 
00831 #if 0
00832   // Partial specialization for istreambuf_iterator, so can use traits_type.
00833   template<typename _CharT>
00834     class num_get<_CharT, istreambuf_iterator<_CharT> >;
00835 
00836       iter_type 
00837       _M_extract_float(iter_type, iter_type, ios_base&, ios_base::iostate&, 
00838                string& __xtrc) const;
00839 
00840       iter_type 
00841       _M_extract_int(iter_type, iter_type, ios_base&, ios_base::iostate&, 
00842              string& __xtrc, int& __base) const;
00843 
00844       virtual iter_type 
00845       do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, bool&) const;
00846 #endif
00847 
00848   template<typename _CharT, typename _OutIter>
00849     class num_put : public locale::facet, public __num_base
00850     {
00851     public:
00852       // Types:
00853       typedef _CharT        char_type;
00854       typedef _OutIter      iter_type;
00855       static locale::id     id;
00856 
00857       explicit 
00858       num_put(size_t __refs = 0) : locale::facet(__refs) { }
00859 
00860       iter_type 
00861       put(iter_type __s, ios_base& __f, char_type __fill, bool __v) const
00862       { return this->do_put(__s, __f, __fill, __v); }
00863 
00864       iter_type 
00865       put(iter_type __s, ios_base& __f, char_type __fill, long __v) const
00866       { return this->do_put(__s, __f, __fill, __v); }
00867 
00868       iter_type 
00869       put(iter_type __s, ios_base& __f, char_type __fill, 
00870       unsigned long __v) const
00871       { return this->do_put(__s, __f, __fill, __v); }
00872 
00873 #ifdef _GLIBCPP_USE_LONG_LONG 
00874       iter_type 
00875       put(iter_type __s, ios_base& __f, char_type __fill, long long __v) const
00876       { return this->do_put(__s, __f, __fill, __v); }
00877 
00878       iter_type 
00879       put(iter_type __s, ios_base& __f, char_type __fill, 
00880       unsigned long long __v) const
00881       { return this->do_put(__s, __f, __fill, __v); }
00882 #endif
00883 
00884       iter_type 
00885       put(iter_type __s, ios_base& __f, char_type __fill, double __v) const
00886       { return this->do_put(__s, __f, __fill, __v); }
00887 
00888       iter_type 
00889       put(iter_type __s, ios_base& __f, char_type __fill, 
00890       long double __v) const
00891       { return this->do_put(__s, __f, __fill, __v); }
00892 
00893       iter_type 
00894       put(iter_type __s, ios_base& __f, char_type __fill, 
00895       const void* __v) const
00896       { return this->do_put(__s, __f, __fill, __v); }
00897 
00898     protected:
00899       template<typename _ValueT>
00900         iter_type
00901         _M_convert_float(iter_type, ios_base& __io, char_type __fill, 
00902              char __mod, _ValueT __v) const;
00903 
00904       void
00905       _M_group_float(const string& __grouping, char_type __sep, 
00906              const char_type* __p, char_type* __new, char_type* __cs,
00907              int& __len) const;
00908 
00909       template<typename _ValueT>
00910         iter_type
00911         _M_convert_int(iter_type, ios_base& __io, char_type __fill, 
00912                _ValueT __v) const;
00913 
00914       void
00915       _M_group_int(const string& __grouping, char_type __sep, 
00916            ios_base& __io, char_type* __new, char_type* __cs, 
00917            int& __len) const;
00918 
00919       void
00920       _M_pad(char_type __fill, streamsize __w, ios_base& __io, 
00921          char_type* __new, const char_type* __cs, int& __len) const;
00922 
00923 #if 1
00924       // XXX GLIBCXX_ABI Deprecated, compatibility only.
00925       template<typename _ValueT>
00926         iter_type
00927         _M_convert_int(iter_type, ios_base& __io, char_type __fill, 
00928                char __mod, char __modl, _ValueT __v) const;
00929 
00930       iter_type
00931       _M_widen_float(iter_type, ios_base& __io, char_type __fill, char* __cs, 
00932              int __len) const;
00933 
00934       iter_type
00935       _M_widen_int(iter_type, ios_base& __io, char_type __fill, char* __cs, 
00936            int __len) const;
00937 
00938       iter_type
00939       _M_insert(iter_type, ios_base& __io, char_type __fill, 
00940         const char_type* __ws, int __len) const;
00941 #endif
00942 
00943      virtual 
00944       ~num_put() { };
00945 
00946       virtual iter_type 
00947       do_put(iter_type, ios_base&, char_type __fill, bool __v) const;
00948 
00949       virtual iter_type 
00950       do_put(iter_type, ios_base&, char_type __fill, long __v) const;
00951 
00952       virtual iter_type 
00953       do_put(iter_type, ios_base&, char_type __fill, unsigned long) const;
00954 
00955 #ifdef _GLIBCPP_USE_LONG_LONG 
00956       virtual iter_type 
00957       do_put(iter_type, ios_base&, char_type __fill, long long __v) const;
00958 
00959       virtual iter_type
00960       do_put(iter_type, ios_base&, char_type __fill, unsigned long long) const;
00961 #endif
00962 
00963       virtual iter_type 
00964       do_put(iter_type, ios_base&, char_type __fill, double __v) const;
00965 
00966       virtual iter_type 
00967       do_put(iter_type, ios_base&, char_type __fill, long double __v) const;
00968 
00969       virtual iter_type 
00970       do_put(iter_type, ios_base&, char_type __fill, const void* __v) const;
00971     };
00972 
00973   template <typename _CharT, typename _OutIter>
00974     locale::id num_put<_CharT, _OutIter>::id;
00975 
00976 
00977   template<typename _CharT>
00978     class collate : public locale::facet
00979     {
00980     public:
00981       // Types:
00982       typedef _CharT                char_type;
00983       typedef basic_string<_CharT>  string_type;
00984 
00985     protected:
00986       // Underlying "C" library locale information saved from
00987       // initialization, needed by collate_byname as well.
00988       __c_locale            _M_c_locale_collate;
00989  
00990     public:
00991       static locale::id         id;
00992 
00993       explicit 
00994       collate(size_t __refs = 0)
00995       : locale::facet(__refs)
00996       { _M_c_locale_collate = _S_c_locale; }
00997 
00998       explicit 
00999       collate(__c_locale __cloc, size_t __refs = 0) 
01000       : locale::facet(__refs)
01001       { _M_c_locale_collate = _S_clone_c_locale(__cloc); }
01002 
01003       int 
01004       compare(const _CharT* __lo1, const _CharT* __hi1,
01005           const _CharT* __lo2, const _CharT* __hi2) const
01006       { return this->do_compare(__lo1, __hi1, __lo2, __hi2); }
01007 
01008       string_type 
01009       transform(const _CharT* __lo, const _CharT* __hi) const
01010       { return this->do_transform(__lo, __hi); }
01011 
01012       long 
01013       hash(const _CharT* __lo, const _CharT* __hi) const
01014       { return this->do_hash(__lo, __hi); }
01015       
01016       // Used to abstract out _CharT bits in virtual member functions, below.
01017       int
01018       _M_compare(const _CharT*, const _CharT*) const;
01019 
01020       size_t
01021       _M_transform(_CharT*, const _CharT*, size_t) const;
01022 
01023   protected:
01024       virtual
01025       ~collate() 
01026       { _S_destroy_c_locale(_M_c_locale_collate); }
01027 
01028       virtual int  
01029       do_compare(const _CharT* __lo1, const _CharT* __hi1,
01030          const _CharT* __lo2, const _CharT* __hi2) const;
01031 
01032       virtual string_type 
01033       do_transform(const _CharT* __lo, const _CharT* __hi) const;
01034 
01035       virtual long   
01036       do_hash(const _CharT* __lo, const _CharT* __hi) const;
01037     };
01038 
01039   template<typename _CharT>
01040     locale::id collate<_CharT>::id;
01041 
01042   // Specializations.
01043   template<>
01044     int 
01045     collate<char>::_M_compare(const char*, const char*) const;
01046 
01047   template<>
01048     size_t
01049     collate<char>::_M_transform(char*, const char*, size_t) const;
01050 
01051 #ifdef _GLIBCPP_USE_WCHAR_T
01052   template<>
01053     int 
01054     collate<wchar_t>::_M_compare(const wchar_t*, const wchar_t*) const;
01055 
01056   template<>
01057     size_t
01058     collate<wchar_t>::_M_transform(wchar_t*, const wchar_t*, size_t) const;
01059 #endif
01060 
01061   template<typename _CharT>
01062     class collate_byname : public collate<_CharT>
01063     {
01064     public:
01065       typedef _CharT               char_type;
01066       typedef basic_string<_CharT> string_type;
01067 
01068       explicit 
01069       collate_byname(const char* __s, size_t __refs = 0)
01070       : collate<_CharT>(__refs) 
01071       { 
01072     _S_destroy_c_locale(_M_c_locale_collate);
01073     _S_create_c_locale(_M_c_locale_collate, __s); 
01074       }
01075 
01076     protected:
01077       virtual   
01078       ~collate_byname() { }
01079     };
01080 
01081 
01082   class time_base
01083   {
01084   public:
01085     enum dateorder { no_order, dmy, mdy, ymd, ydm };
01086   };
01087 
01088   template<typename _CharT>
01089     class __timepunct : public locale::facet
01090     {
01091     public:
01092       // Types:
01093       typedef _CharT                __char_type;
01094       typedef basic_string<_CharT>  __string_type;
01095 
01096       static locale::id         id;
01097 
01098       // List of all known timezones, with GMT first.
01099       static const _CharT*      _S_timezones[14];
01100 
01101     protected:
01102       __c_locale            _M_c_locale_timepunct;
01103       char*             _M_name_timepunct;
01104       const _CharT*             _M_date_format;
01105       const _CharT*             _M_date_era_format;
01106       const _CharT*             _M_time_format;
01107       const _CharT*             _M_time_era_format;
01108       const _CharT*         _M_date_time_format;
01109       const _CharT*         _M_date_time_era_format;
01110       const _CharT*             _M_am;
01111       const _CharT*             _M_pm;
01112       const _CharT*         _M_am_pm_format;
01113 
01114       // Day names, starting with "C"'s Sunday.
01115       const _CharT*             _M_day1;
01116       const _CharT*             _M_day2;
01117       const _CharT*             _M_day3;
01118       const _CharT*             _M_day4;
01119       const _CharT*             _M_day5;
01120       const _CharT*             _M_day6;
01121       const _CharT*             _M_day7;
01122 
01123       // Abbreviated day names, starting with "C"'s Sun.
01124       const _CharT*             _M_day_a1;
01125       const _CharT*             _M_day_a2;
01126       const _CharT*             _M_day_a3;
01127       const _CharT*             _M_day_a4;
01128       const _CharT*             _M_day_a5;
01129       const _CharT*             _M_day_a6;
01130       const _CharT*             _M_day_a7;
01131 
01132       // Month names, starting with "C"'s January.
01133       const _CharT*             _M_month01;
01134       const _CharT*             _M_month02;
01135       const _CharT*             _M_month03;
01136       const _CharT*             _M_month04;
01137       const _CharT*             _M_month05;
01138       const _CharT*             _M_month06;
01139       const _CharT*             _M_month07;
01140       const _CharT*             _M_month08;
01141       const _CharT*             _M_month09;
01142       const _CharT*             _M_month10;
01143       const _CharT*             _M_month11;
01144       const _CharT*             _M_month12;
01145 
01146       // Abbreviated month names, starting with "C"'s Jan.
01147       const _CharT*             _M_month_a01;
01148       const _CharT*             _M_month_a02;
01149       const _CharT*             _M_month_a03;
01150       const _CharT*             _M_month_a04;
01151       const _CharT*             _M_month_a05;
01152       const _CharT*             _M_month_a06;
01153       const _CharT*             _M_month_a07;
01154       const _CharT*             _M_month_a08;
01155       const _CharT*             _M_month_a09;
01156       const _CharT*             _M_month_a10;
01157       const _CharT*             _M_month_a11;
01158       const _CharT*             _M_month_a12;
01159 
01160     public:
01161       explicit 
01162       __timepunct(size_t __refs = 0);
01163 
01164       explicit 
01165       __timepunct(__c_locale __cloc, const char* __s, size_t __refs = 0);
01166 
01167       void
01168       _M_put(_CharT* __s, size_t __maxlen, const _CharT* __format, 
01169          const tm* __tm) const;
01170 
01171       void
01172       _M_date_formats(const _CharT** __date) const
01173       {
01174     // Always have default first.
01175     __date[0] = _M_date_format;
01176     __date[1] = _M_date_era_format; 
01177       }
01178 
01179       void
01180       _M_time_formats(const _CharT** __time) const
01181       {
01182     // Always have default first.
01183     __time[0] = _M_time_format;
01184     __time[1] = _M_time_era_format; 
01185       }
01186 
01187       void
01188       _M_ampm(const _CharT** __ampm) const
01189       { 
01190     __ampm[0] = _M_am;
01191     __ampm[1] = _M_pm;
01192       }      
01193 
01194       void
01195       _M_date_time_formats(const _CharT** __dt) const
01196       {
01197     // Always have default first.
01198     __dt[0] = _M_date_time_format;
01199     __dt[1] = _M_date_time_era_format;  
01200       }
01201 
01202       void
01203       _M_days(const _CharT** __days) const
01204       { 
01205     __days[0] = _M_day1;
01206     __days[1] = _M_day2;
01207     __days[2] = _M_day3;
01208     __days[3] = _M_day4;
01209     __days[4] = _M_day5;
01210     __days[5] = _M_day6;
01211     __days[6] = _M_day7;
01212       }
01213 
01214       void
01215       _M_days_abbreviated(const _CharT** __days) const
01216       { 
01217     __days[0] = _M_day_a1;
01218     __days[1] = _M_day_a2;
01219     __days[2] = _M_day_a3;
01220     __days[3] = _M_day_a4;
01221     __days[4] = _M_day_a5;
01222     __days[5] = _M_day_a6;
01223     __days[6] = _M_day_a7;
01224       }
01225 
01226       void
01227       _M_months(const _CharT** __months) const
01228       { 
01229     __months[0] = _M_month01;
01230     __months[1] = _M_month02;
01231     __months[2] = _M_month03;
01232     __months[3] = _M_month04;
01233     __months[4] = _M_month05;
01234     __months[5] = _M_month06;
01235     __months[6] = _M_month07;
01236     __months[7] = _M_month08;
01237     __months[8] = _M_month09;
01238     __months[9] = _M_month10;
01239     __months[10] = _M_month11;
01240     __months[11] = _M_month12;
01241       }
01242 
01243       void
01244       _M_months_abbreviated(const _CharT** __months) const
01245       { 
01246     __months[0] = _M_month_a01;
01247     __months[1] = _M_month_a02;
01248     __months[2] = _M_month_a03;
01249     __months[3] = _M_month_a04;
01250     __months[4] = _M_month_a05;
01251     __months[5] = _M_month_a06;
01252     __months[6] = _M_month_a07;
01253     __months[7] = _M_month_a08;
01254     __months[8] = _M_month_a09;
01255     __months[9] = _M_month_a10;
01256     __months[10] = _M_month_a11;
01257     __months[11] = _M_month_a12;
01258       }
01259 
01260     protected:
01261       virtual 
01262       ~__timepunct();
01263 
01264       // For use at construction time only.
01265       void 
01266       _M_initialize_timepunct(__c_locale __cloc = NULL);
01267     };
01268 
01269   template<typename _CharT>
01270     locale::id __timepunct<_CharT>::id;
01271 
01272   // Specializations.
01273   template<> 
01274     const char*
01275     __timepunct<char>::_S_timezones[14];
01276 
01277   template<> 
01278     void
01279     __timepunct<char>::_M_initialize_timepunct(__c_locale __cloc);
01280 
01281   template<>
01282     void
01283     __timepunct<char>::_M_put(char*, size_t, const char*, const tm*) const;
01284 
01285 #ifdef _GLIBCPP_USE_WCHAR_T
01286   template<> 
01287     const wchar_t*
01288     __timepunct<wchar_t>::_S_timezones[14];
01289 
01290   template<> 
01291     void
01292     __timepunct<wchar_t>::_M_initialize_timepunct(__c_locale __cloc);
01293 
01294   template<>
01295     void
01296     __timepunct<wchar_t>::_M_put(wchar_t*, size_t, const wchar_t*, 
01297                  const tm*) const;
01298 #endif
01299 
01300   // Generic.
01301   template<typename _CharT>
01302     const _CharT* __timepunct<_CharT>::_S_timezones[14];
01303 
01304   // Include host and configuration specific timepunct functions.
01305   #include <bits/time_members.h>
01306 
01307   template<typename _CharT, typename _InIter>
01308     class time_get : public locale::facet, public time_base
01309     {
01310     public:
01311       // Types:
01312       typedef _CharT            char_type;
01313       typedef _InIter           iter_type;
01314       typedef basic_string<_CharT>  __string_type;
01315 
01316       static locale::id         id;
01317 
01318       explicit 
01319       time_get(size_t __refs = 0) 
01320       : locale::facet (__refs) { }
01321 
01322       dateorder 
01323       date_order()  const
01324       { return this->do_date_order(); }
01325 
01326       iter_type 
01327       get_time(iter_type __beg, iter_type __end, ios_base& __io, 
01328            ios_base::iostate& __err, tm* __tm)  const
01329       { return this->do_get_time(__beg, __end, __io, __err, __tm); }
01330 
01331       iter_type 
01332       get_date(iter_type __beg, iter_type __end, ios_base& __io,
01333            ios_base::iostate& __err, tm* __tm)  const
01334       { return this->do_get_date(__beg, __end, __io, __err, __tm); }
01335 
01336       iter_type 
01337       get_weekday(iter_type __beg, iter_type __end, ios_base& __io,
01338           ios_base::iostate& __err, tm* __tm) const
01339       { return this->do_get_weekday(__beg, __end, __io, __err, __tm); }
01340 
01341       iter_type 
01342       get_monthname(iter_type __beg, iter_type __end, ios_base& __io, 
01343             ios_base::iostate& __err, tm* __tm) const
01344       { return this->do_get_monthname(__beg, __end, __io, __err, __tm); }
01345 
01346       iter_type 
01347       get_year(iter_type __beg, iter_type __end, ios_base& __io,
01348            ios_base::iostate& __err, tm* __tm) const
01349       { return this->do_get_year(__beg, __end, __io, __err, __tm); }
01350 
01351     protected:
01352       virtual 
01353       ~time_get() { }
01354 
01355       virtual dateorder 
01356       do_date_order() const;
01357 
01358       virtual iter_type 
01359       do_get_time(iter_type __beg, iter_type __end, ios_base& __io,
01360           ios_base::iostate& __err, tm* __tm) const;
01361 
01362       virtual iter_type 
01363       do_get_date(iter_type __beg, iter_type __end, ios_base& __io,
01364           ios_base::iostate& __err, tm* __tm) const;
01365 
01366       virtual iter_type 
01367       do_get_weekday(iter_type __beg, iter_type __end, ios_base&,
01368              ios_base::iostate& __err, tm* __tm) const;
01369 
01370       virtual iter_type 
01371       do_get_monthname(iter_type __beg, iter_type __end, ios_base&, 
01372                ios_base::iostate& __err, tm* __tm) const;
01373 
01374       virtual iter_type 
01375       do_get_year(iter_type __beg, iter_type __end, ios_base& __io,
01376           ios_base::iostate& __err, tm* __tm) const;
01377 
01378       // Extract numeric component of length __len.
01379       void
01380       _M_extract_num(iter_type& __beg, iter_type& __end, int& __member,
01381              int __min, int __max, size_t __len,
01382              const ctype<_CharT>& __ctype, 
01383              ios_base::iostate& __err) const;
01384       
01385       // Extract day or month name, or any unique array of string
01386       // literals in a const _CharT* array.
01387       void
01388       _M_extract_name(iter_type& __beg, iter_type& __end, int& __member,
01389               const _CharT** __names, size_t __indexlen, 
01390               ios_base::iostate& __err) const;
01391 
01392       // Extract on a component-by-component basis, via __format argument.
01393       void
01394       _M_extract_via_format(iter_type& __beg, iter_type& __end, ios_base& __io,
01395                 ios_base::iostate& __err, tm* __tm, 
01396                 const _CharT* __format) const;
01397     };
01398 
01399   template<typename _CharT, typename _InIter>
01400     locale::id time_get<_CharT, _InIter>::id;
01401 
01402   template<typename _CharT, typename _InIter>
01403     class time_get_byname : public time_get<_CharT, _InIter>
01404     {
01405     public:
01406       // Types:
01407       typedef _CharT            char_type;
01408       typedef _InIter           iter_type;
01409 
01410       explicit 
01411       time_get_byname(const char*, size_t __refs = 0) 
01412       : time_get<_CharT, _InIter>(__refs) { }
01413 
01414     protected:
01415       virtual 
01416       ~time_get_byname() { }
01417     };
01418 
01419   template<typename _CharT, typename _OutIter>
01420     class time_put : public locale::facet, public time_base
01421     {
01422     public:
01423       // Types:
01424       typedef _CharT            char_type;
01425       typedef _OutIter          iter_type;
01426 
01427       static locale::id             id;
01428 
01429       explicit 
01430       time_put(size_t __refs = 0) 
01431       : locale::facet(__refs) { }
01432 
01433       iter_type 
01434       put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm, 
01435       const _CharT* __beg, const _CharT* __end) const;
01436 
01437       iter_type 
01438       put(iter_type __s, ios_base& __io, char_type __fill,
01439       const tm* __tm, char __format, char __mod = 0) const
01440       { return this->do_put(__s, __io, __fill, __tm, __format, __mod); }
01441 
01442     protected:
01443       virtual 
01444       ~time_put()
01445       { }
01446 
01447       virtual iter_type 
01448       do_put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm, 
01449          char __format, char __mod) const;
01450     };
01451 
01452   template<typename _CharT, typename _OutIter>
01453     locale::id time_put<_CharT, _OutIter>::id;
01454 
01455   template<typename _CharT, typename _OutIter>
01456     class time_put_byname : public time_put<_CharT, _OutIter>
01457     {
01458     public:
01459       // Types:
01460       typedef _CharT            char_type;
01461       typedef _OutIter          iter_type;
01462 
01463       explicit 
01464       time_put_byname(const char* /*__s*/, size_t __refs = 0) 
01465       : time_put<_CharT, _OutIter>(__refs) 
01466       { };
01467 
01468     protected:
01469       virtual 
01470       ~time_put_byname() { }
01471     };
01472 
01473 
01474   class money_base
01475   {
01476   public:
01477     enum part { none, space, symbol, sign, value };
01478     struct pattern { char field[4]; };
01479 
01480     static const pattern _S_default_pattern;
01481 
01482     // Construct and return valid pattern consisting of some combination of:
01483     // space none symbol sign value
01484     static pattern 
01485     _S_construct_pattern(char __precedes, char __space, char __posn);
01486   };
01487 
01488   template<typename _CharT, bool _Intl>
01489     class moneypunct : public locale::facet, public money_base
01490     {
01491     public:
01492       // Types:
01493       typedef _CharT            char_type;
01494       typedef basic_string<_CharT>  string_type;
01495 
01496       static const bool         intl = _Intl;
01497       static locale::id         id;
01498 
01499     private:
01500       const char*           _M_grouping;
01501       char_type             _M_decimal_point;
01502       char_type             _M_thousands_sep;
01503       const char_type*          _M_curr_symbol;
01504       const char_type*          _M_positive_sign;
01505       const char_type*          _M_negative_sign;
01506       int               _M_frac_digits;
01507       pattern               _M_pos_format;
01508       pattern               _M_neg_format;
01509 
01510     public:
01511       explicit 
01512       moneypunct(size_t __refs = 0) : locale::facet(__refs)
01513       { _M_initialize_moneypunct(); }
01514 
01515       explicit 
01516       moneypunct(__c_locale __cloc, const char* __s, size_t __refs = 0) 
01517       : locale::facet(__refs)
01518       { _M_initialize_moneypunct(__cloc, __s); }
01519 
01520       char_type
01521       decimal_point() const
01522       { return this->do_decimal_point(); }
01523       
01524       char_type
01525       thousands_sep() const
01526       { return this->do_thousands_sep(); }
01527       
01528       string 
01529       grouping() const
01530       { return this->do_grouping(); }
01531 
01532       string_type  
01533       curr_symbol() const
01534       { return this->do_curr_symbol(); }
01535 
01536       string_type  
01537       positive_sign() const
01538       { return this->do_positive_sign(); }
01539 
01540       string_type  
01541       negative_sign() const
01542       { return this->do_negative_sign(); }
01543 
01544       int          
01545       frac_digits() const
01546       { return this->do_frac_digits(); }
01547 
01548       pattern      
01549       pos_format() const
01550       { return this->do_pos_format(); }
01551 
01552       pattern      
01553       neg_format() const
01554       { return this->do_neg_format(); }
01555 
01556     protected:
01557       virtual 
01558       ~moneypunct();
01559 
01560       virtual char_type
01561       do_decimal_point() const
01562       { return _M_decimal_point; }
01563       
01564       virtual char_type
01565       do_thousands_sep() const
01566       { return _M_thousands_sep; }
01567       
01568       virtual string 
01569       do_grouping() const
01570       { return _M_grouping; }
01571 
01572       virtual string_type  
01573       do_curr_symbol()   const
01574       { return _M_curr_symbol; }
01575 
01576       virtual string_type  
01577       do_positive_sign() const
01578       { return _M_positive_sign; }
01579 
01580       virtual string_type  
01581       do_negative_sign() const
01582       { return _M_negative_sign; }
01583 
01584       virtual int          
01585       do_frac_digits() const
01586       { return _M_frac_digits; }
01587 
01588       virtual pattern      
01589       do_pos_format() const
01590       { return _M_pos_format; }
01591 
01592       virtual pattern      
01593       do_neg_format() const
01594       { return _M_neg_format; }
01595 
01596       // For use at construction time only.
01597        void 
01598        _M_initialize_moneypunct(__c_locale __cloc = NULL, 
01599                 const char* __name = NULL);
01600     };
01601 
01602   template<typename _CharT, bool _Intl>
01603     locale::id moneypunct<_CharT, _Intl>::id;
01604 
01605   template<typename _CharT, bool _Intl>
01606     const bool moneypunct<_CharT, _Intl>::intl;
01607 
01608   template<>
01609     moneypunct<char, true>::~moneypunct();
01610 
01611   template<>
01612     moneypunct<char, false>::~moneypunct();
01613 
01614   template<> 
01615     void
01616     moneypunct<char, true>::_M_initialize_moneypunct(__c_locale, const char*);
01617 
01618   template<> 
01619     void
01620     moneypunct<char, false>::_M_initialize_moneypunct(__c_locale, const char*);
01621 
01622 #ifdef _GLIBCPP_USE_WCHAR_T
01623   template<>
01624     moneypunct<wchar_t, true>::~moneypunct();
01625 
01626   template<>
01627     moneypunct<wchar_t, false>::~moneypunct();
01628 
01629   template<> 
01630     void
01631     moneypunct<wchar_t, true>::_M_initialize_moneypunct(__c_locale, 
01632                             const char*);
01633 
01634   template<> 
01635     void
01636     moneypunct<wchar_t, false>::_M_initialize_moneypunct(__c_locale, 
01637                              const char*);
01638 #endif
01639 
01640   template<typename _CharT, bool _Intl>
01641     class moneypunct_byname : public moneypunct<_CharT, _Intl>
01642     {
01643       __c_locale            _M_c_locale_moneypunct;
01644 
01645     public:
01646       typedef _CharT            char_type;
01647       typedef basic_string<_CharT>  string_type;
01648 
01649       static const bool intl = _Intl;
01650 
01651       explicit 
01652       moneypunct_byname(const char* __s, size_t __refs = 0)
01653       : moneypunct<_CharT, _Intl>(__refs)
01654       {
01655     _S_create_c_locale(_M_c_locale_moneypunct, __s);
01656     _M_initialize_moneypunct(_M_c_locale_moneypunct);   
01657       }
01658 
01659     protected:
01660       virtual 
01661       ~moneypunct_byname() 
01662       { _S_destroy_c_locale(_M_c_locale_moneypunct); }
01663     };
01664 
01665   template<typename _CharT, bool _Intl>
01666     const bool moneypunct_byname<_CharT, _Intl>::intl;
01667 
01668   template<typename _CharT, typename _InIter>
01669     class money_get : public locale::facet
01670     {
01671     public:
01672       // Types:
01673       typedef _CharT                char_type;
01674       typedef _InIter               iter_type;
01675       typedef basic_string<_CharT>  string_type;
01676 
01677       static locale::id         id;
01678 
01679       explicit 
01680       money_get(size_t __refs = 0) : locale::facet(__refs) { }
01681 
01682       iter_type 
01683       get(iter_type __s, iter_type __end, bool __intl, ios_base& __io, 
01684       ios_base::iostate& __err, long double& __units) const
01685       { return this->do_get(__s, __end, __intl, __io, __err, __units); }
01686 
01687       iter_type 
01688       get(iter_type __s, iter_type __end, bool __intl, ios_base& __io, 
01689       ios_base::iostate& __err, string_type& __digits) const
01690       { return this->do_get(__s, __end, __intl, __io, __err, __digits); }
01691 
01692     protected:
01693       virtual 
01694       ~money_get() { }
01695 
01696       virtual iter_type 
01697       do_get(iter_type __s, iter_type __end, bool __intl, ios_base& __io, 
01698          ios_base::iostate& __err, long double& __units) const;
01699 
01700       virtual iter_type 
01701       do_get(iter_type __s, iter_type __end, bool __intl, ios_base& __io, 
01702          ios_base::iostate& __err, string_type& __digits) const;
01703     };
01704 
01705   template<typename _CharT, typename _InIter>
01706     locale::id money_get<_CharT, _InIter>::id;
01707 
01708   template<typename _CharT, typename _OutIter>
01709     class money_put : public locale::facet
01710     {
01711     public:
01712       typedef _CharT                char_type;
01713       typedef _OutIter              iter_type;
01714       typedef basic_string<_CharT>  string_type;
01715 
01716       static locale::id         id;
01717 
01718       explicit 
01719       money_put(size_t __refs = 0) : locale::facet(__refs) { }
01720 
01721       iter_type 
01722       put(iter_type __s, bool __intl, ios_base& __io,
01723       char_type __fill, long double __units) const
01724       { return this->do_put(__s, __intl, __io, __fill, __units); }
01725 
01726       iter_type 
01727       put(iter_type __s, bool __intl, ios_base& __io,
01728       char_type __fill, const string_type& __digits) const
01729       { return this->do_put(__s, __intl, __io, __fill, __digits); }
01730 
01731     protected:
01732       virtual 
01733       ~money_put() { }
01734 
01735       virtual iter_type
01736       do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
01737          long double __units) const;
01738 
01739       virtual iter_type
01740       do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
01741          const string_type& __digits) const;
01742     };
01743 
01744   template<typename _CharT, typename _OutIter>
01745     locale::id money_put<_CharT, _OutIter>::id;
01746 
01747 
01748   struct messages_base
01749   {
01750     typedef int catalog;
01751   };
01752 
01753   template<typename _CharT>
01754     class messages : public locale::facet, public messages_base
01755     {
01756     public:
01757       // Types:
01758       typedef _CharT            char_type;
01759       typedef basic_string<_CharT>  string_type;
01760 
01761     protected:
01762       // Underlying "C" library locale information saved from
01763       // initialization, needed by messages_byname as well.
01764       __c_locale            _M_c_locale_messages;
01765       char*             _M_name_messages;
01766 
01767     public:
01768       static locale::id         id;
01769 
01770       explicit 
01771       messages(size_t __refs = 0);
01772 
01773       // Non-standard.
01774       explicit 
01775       messages(__c_locale __cloc, const char* __s, size_t __refs = 0);
01776 
01777       catalog 
01778       open(const basic_string<char>& __s, const locale& __loc) const
01779       { return this->do_open(__s, __loc); }
01780 
01781       // Non-standard and unorthodox, yet effective.
01782       catalog 
01783       open(const basic_string<char>&, const locale&, const char*) const;
01784 
01785       string_type  
01786       get(catalog __c, int __set, int __msgid, const string_type& __s) const
01787       { return this->do_get(__c, __set, __msgid, __s); }
01788 
01789       void 
01790       close(catalog __c) const
01791       { return this->do_close(__c); }
01792 
01793     protected:
01794       virtual 
01795       ~messages();
01796 
01797       virtual catalog 
01798       do_open(const basic_string<char>&, const locale&) const;
01799 
01800       virtual string_type  
01801       do_get(catalog, int, int, const string_type& __dfault) const;
01802 
01803       virtual void    
01804       do_close(catalog) const;
01805 
01806       // Returns a locale and codeset-converted string, given a char* message.
01807       char*
01808       _M_convert_to_char(const string_type& __msg) const
01809       {
01810     // XXX
01811     return reinterpret_cast<char*>(const_cast<_CharT*>(__msg.c_str()));
01812       }
01813 
01814       // Returns a locale and codeset-converted string, given a char* message.
01815       string_type
01816       _M_convert_from_char(char* __msg) const
01817       {
01818     // Length of message string without terminating null.
01819     size_t __len = char_traits<char>::length(__msg) - 1;
01820 
01821     // "everybody can easily convert the string using
01822     // mbsrtowcs/wcsrtombs or with iconv()"
01823 #if 0
01824     // Convert char* to _CharT in locale used to open catalog.
01825     // XXX need additional template parameter on messages class for this..
01826     // typedef typename codecvt<char, _CharT, _StateT> __codecvt_type;
01827     typedef typename codecvt<char, _CharT, mbstate_t> __codecvt_type;      
01828 
01829     __codecvt_type::state_type __state;
01830     // XXX may need to initialize state.
01831     //initialize_state(__state._M_init());
01832     
01833     char* __from_next;
01834     // XXX what size for this string?
01835     _CharT* __to = static_cast<_CharT*>(__builtin_alloca(__len + 1));
01836     const __codecvt_type& __cvt = use_facet<__codecvt_type>(_M_locale_conv);
01837     __cvt.out(__state, __msg, __msg + __len, __from_next,
01838           __to, __to + __len + 1, __to_next);
01839     return string_type(__to);
01840 #endif
01841 #if 0
01842     typedef ctype<_CharT> __ctype_type;
01843     // const __ctype_type& __cvt = use_facet<__ctype_type>(_M_locale_msg);
01844     const __ctype_type& __cvt = use_facet<__ctype_type>(locale());
01845     // XXX Again, proper length of converted string an issue here.
01846     // For now, assume the converted length is not larger.
01847     _CharT* __dest = static_cast<_CharT*>(__builtin_alloca(__len + 1));
01848     __cvt.widen(__msg, __msg + __len, __dest);
01849     return basic_string<_CharT>(__dest);
01850 #endif
01851     return string_type();
01852       }
01853      };
01854 
01855   template<typename _CharT>
01856     locale::id messages<_CharT>::id;
01857 
01858   // Specializations for required instantiations.
01859   template<>
01860     string
01861     messages<char>::do_get(catalog, int, int, const string&) const;
01862 
01863 #ifdef _GLIBCPP_USE_WCHAR_T
01864   template<>
01865     wstring
01866     messages<wchar_t>::do_get(catalog, int, int, const wstring&) const;
01867 #endif
01868 
01869   template<typename _CharT>
01870     class messages_byname : public messages<_CharT>
01871     {
01872     public:
01873       typedef _CharT                char_type;
01874       typedef basic_string<_CharT>  string_type;
01875 
01876       explicit 
01877       messages_byname(const char* __s, size_t __refs = 0);
01878 
01879     protected:
01880       virtual 
01881       ~messages_byname() 
01882       { }
01883     };
01884 
01885   // Include host and configuration specific messages functions.
01886   #include <bits/messages_members.h>
01887 
01888 
01889   // Subclause convenience interfaces, inlines.
01890   // NB: These are inline because, when used in a loop, some compilers
01891   // can hoist the body out of the loop; then it's just as fast as the
01892   // C is*() function.
01893   template<typename _CharT>
01894     inline bool 
01895     isspace(_CharT __c, const locale& __loc)
01896     { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::space, __c); }
01897 
01898   template<typename _CharT>
01899     inline bool 
01900     isprint(_CharT __c, const locale& __loc)
01901     { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::print, __c); }
01902 
01903   template<typename _CharT>
01904     inline bool 
01905     iscntrl(_CharT __c, const locale& __loc)
01906     { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::cntrl, __c); }
01907 
01908   template<typename _CharT>
01909     inline bool 
01910     isupper(_CharT __c, const locale& __loc)
01911     { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::upper, __c); }
01912 
01913   template<typename _CharT>
01914     inline bool islower(_CharT __c, const locale& __loc)
01915     { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::lower, __c); }
01916 
01917   template<typename _CharT>
01918     inline bool 
01919     isalpha(_CharT __c, const locale& __loc)
01920     { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::alpha, __c); }
01921 
01922   template<typename _CharT>
01923     inline bool 
01924     isdigit(_CharT __c, const locale& __loc)
01925     { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::digit, __c); }
01926 
01927   template<typename _CharT>
01928     inline bool 
01929     ispunct(_CharT __c, const locale& __loc)
01930     { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::punct, __c); }
01931 
01932   template<typename _CharT>
01933     inline bool 
01934     isxdigit(_CharT __c, const locale& __loc)
01935     { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::xdigit, __c); }
01936 
01937   template<typename _CharT>
01938     inline bool 
01939     isalnum(_CharT __c, const locale& __loc)
01940     { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::alnum, __c); }
01941 
01942   template<typename _CharT>
01943     inline bool 
01944     isgraph(_CharT __c, const locale& __loc)
01945     { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::graph, __c); }
01946 
01947   template<typename _CharT>
01948     inline _CharT 
01949     toupper(_CharT __c, const locale& __loc)
01950     { return use_facet<ctype<_CharT> >(__loc).toupper(__c); }
01951 
01952   template<typename _CharT>
01953     inline _CharT 
01954     tolower(_CharT __c, const locale& __loc)
01955     { return use_facet<ctype<_CharT> >(__loc).tolower(__c); }
01956 
01957   // __locale_cache holds the information extracted from the
01958   // numpunct<> and moneypunct<> facets in a form optimized for
01959   // parsing and formatting.  To avoid breaking the 3.2 library
01960   // API, it is stored in ios_base::_M_local_word[0]. as a member of basic_ios and accessed via a void* pointer in
01961   // the ios_base object passed to the _get and _put facets.
01962 
01963   // Its intent is to avoid the cost of creating a locale object and
01964   // calling the virtual functions in locale facets.
01965   class __locale_cache_base
01966   {
01967   public:
01968     virtual
01969     ~__locale_cache_base() {}
01970   };
01971 
01972   template<typename _CharT>
01973     class __locale_cache : public __locale_cache_base
01974     {
01975       // Types:
01976       typedef _CharT                char_type;
01977       typedef char_traits<_CharT>       traits_type;
01978       typedef basic_string<_CharT>  string_type;
01979 
01980 
01981     public: 
01982       // Data Members:
01983 
01984       // A list of valid numeric literals: for the standard "C" locale, this
01985       // is "-+xX0123456789abcdef0123456789ABCDEF".  This array contains the
01986       // chars after having been passed through the current locale's
01987       // ctype<_CharT>.widen().
01988       _CharT                    _M_literals[__num_base::_S_end];
01989 
01990      
01991       // The sign used to separate decimal values: for standard US
01992       // locales, this would usually be: "."
01993       // Abstracted from numpunct::decimal_point().
01994       _CharT                    _M_decimal_point;
01995 
01996       // The sign used to separate groups of digits into smaller
01997       // strings that the eye can parse with less difficulty: for
01998       // standard US locales, this would usually be: ","
01999       // Abstracted from numpunct::thousands_sep().
02000       _CharT                    _M_thousands_sep;
02001       
02002       // However the US's "false" and "true" are translated.
02003       // From numpunct::truename() and numpunct::falsename(), respectively.
02004       string_type       _M_truename;
02005       string_type       _M_falsename;
02006 
02007       // If we are checking groupings. This should be equivalent to 
02008       // numpunct::groupings().size() != 0
02009       bool                      _M_use_grouping;
02010 
02011       // If we are using numpunct's groupings, this is the current grouping
02012       // string in effect (from numpunct::grouping()).
02013       string                    _M_grouping;
02014 
02015       __locale_cache() : _M_use_grouping(false)
02016       { };
02017 
02018       __locale_cache&
02019       operator=(const __locale_cache& __lc);
02020 
02021 
02022       // Make sure the cache is built before the first use.
02023       void
02024       _M_init(const locale&);
02025 
02026       // ios_base::pword callbacks come here
02027       static void
02028       _S_callback(ios_base::event __ev, ios_base& __io, int);
02029     };
02030 } // namespace std
02031 
02032 #endif

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