1 // Locale support -*- C++ -*-
3 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003
4 // Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 2, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // You should have received a copy of the GNU General Public License along
18 // with this library; see the file COPYING. If not, write to the Free
19 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
22 // As a special exception, you may use this file as part of a free software
23 // library without restriction. Specifically, if other files instantiate
24 // templates or use macros or inline functions from this file, or you compile
25 // this file and link it with other files to produce an executable, this
26 // file does not by itself cause the resulting executable to be covered by
27 // the GNU General Public License. This exception does not however
28 // invalidate any other reasons why the executable file might be covered by
29 // the GNU General Public License.
32 // ISO C++ 14882: 22.1 Locales
35 /** @file locale_facets.h
36 * This is an internal header file, included by other library headers.
37 * You should not attempt to use it directly.
40 #ifndef _CPP_BITS_LOCFACETS_H
41 #define _CPP_BITS_LOCFACETS_H 1
43 #pragma GCC system_header
45 #include <ctime> // For struct tm
46 #include <cwctype> // For wctype_t
48 #include <bits/ios_base.h> // For ios_base, ios_base::iostate
53 // NB: Don't instantiate required wchar_t facets if no wchar_t support.
54 #ifdef _GLIBCPP_USE_WCHAR_T
55 # define _GLIBCPP_NUM_FACETS 28
57 # define _GLIBCPP_NUM_FACETS 14
60 // Convert string to numeric value of type _Tv and store results.
61 // NB: This is specialized for all required types, there is no
62 // generic definition.
63 template<typename _Tv>
65 __convert_to_v(const char* __in, _Tv& __out, ios_base::iostate& __err,
66 const __c_locale& __cloc, int __base = 10);
68 // Explicit specializations for required types.
71 __convert_to_v(const char*, long&, ios_base::iostate&,
72 const __c_locale&, int);
76 __convert_to_v(const char*, unsigned long&, ios_base::iostate&,
77 const __c_locale&, int);
79 #ifdef _GLIBCPP_USE_LONG_LONG
82 __convert_to_v(const char*, long long&, ios_base::iostate&,
83 const __c_locale&, int);
87 __convert_to_v(const char*, unsigned long long&, ios_base::iostate&,
88 const __c_locale&, int);
93 __convert_to_v(const char*, float&, ios_base::iostate&,
94 const __c_locale&, int);
98 __convert_to_v(const char*, double&, ios_base::iostate&,
99 const __c_locale&, int);
103 __convert_to_v(const char*, long double&, ios_base::iostate&,
104 const __c_locale&, int);
106 // NB: __pad is a struct, rather than a function, so it can be
107 // partially-specialized.
108 template<typename _CharT, typename _Traits>
112 _S_pad(ios_base& __io, _CharT __fill, _CharT* __news,
113 const _CharT* __olds, const streamsize __newlen,
114 const streamsize __oldlen, const bool __num);
117 // Used by both numeric and monetary facets.
118 // Check to make sure that the __grouping_tmp string constructed in
119 // money_get or num_get matches the canonical grouping for a given
121 // __grouping_tmp is parsed L to R
122 // 1,222,444 == __grouping_tmp of "\1\3\3"
123 // __grouping is parsed R to L
124 // 1,222,444 == __grouping of "\3" == "\3\3\3"
125 template<typename _CharT>
127 __verify_grouping(const basic_string<_CharT>& __grouping,
128 basic_string<_CharT>& __grouping_tmp);
130 // Used by both numeric and monetary facets.
131 // Inserts "group separator" characters into an array of characters.
132 // It's recursive, one iteration per group. It moves the characters
133 // in the buffer this way: "xxxx12345" -> "12,345xxx". Call this
134 // only with __gbeg != __gend.
135 template<typename _CharT>
137 __add_grouping(_CharT* __s, _CharT __sep,
138 const char* __gbeg, const char* __gend,
139 const _CharT* __first, const _CharT* __last);
141 // This template permits specializing facet output code for
142 // ostreambuf_iterator. For ostreambuf_iterator, sputn is
143 // significantly more efficient than incrementing iterators.
144 template<typename _CharT>
146 ostreambuf_iterator<_CharT>
147 __write(ostreambuf_iterator<_CharT> __s, const _CharT* __ws, int __len)
149 __s._M_put(__ws, __len);
153 // This is the unspecialized form of the template.
154 template<typename _CharT, typename _OutIter>
157 __write(_OutIter __s, const _CharT* __ws, int __len)
159 for (int __j = 0; __j < __len; __j++, ++__s)
165 // 22.2.1.1 Template class ctype
166 // Include host and configuration specific ctype enums for ctype_base.
167 #include <bits/ctype_base.h>
169 // Common base for ctype<_CharT>.
170 template<typename _CharT>
171 class __ctype_abstract_base : public locale::facet, public ctype_base
175 typedef _CharT char_type;
178 is(mask __m, char_type __c) const
179 { return this->do_is(__m, __c); }
182 is(const char_type *__lo, const char_type *__hi, mask *__vec) const
183 { return this->do_is(__lo, __hi, __vec); }
186 scan_is(mask __m, const char_type* __lo, const char_type* __hi) const
187 { return this->do_scan_is(__m, __lo, __hi); }
190 scan_not(mask __m, const char_type* __lo, const char_type* __hi) const
191 { return this->do_scan_not(__m, __lo, __hi); }
194 toupper(char_type __c) const
195 { return this->do_toupper(__c); }
198 toupper(char_type *__lo, const char_type* __hi) const
199 { return this->do_toupper(__lo, __hi); }
202 tolower(char_type __c) const
203 { return this->do_tolower(__c); }
206 tolower(char_type* __lo, const char_type* __hi) const
207 { return this->do_tolower(__lo, __hi); }
210 widen(char __c) const
211 { return this->do_widen(__c); }
214 widen(const char* __lo, const char* __hi, char_type* __to) const
215 { return this->do_widen(__lo, __hi, __to); }
218 narrow(char_type __c, char __dfault) const
219 { return this->do_narrow(__c, __dfault); }
222 narrow(const char_type* __lo, const char_type* __hi,
223 char __dfault, char *__to) const
224 { return this->do_narrow(__lo, __hi, __dfault, __to); }
228 __ctype_abstract_base(size_t __refs = 0): locale::facet(__refs) { }
231 ~__ctype_abstract_base() { }
234 do_is(mask __m, char_type __c) const = 0;
236 virtual const char_type*
237 do_is(const char_type* __lo, const char_type* __hi,
238 mask* __vec) const = 0;
240 virtual const char_type*
241 do_scan_is(mask __m, const char_type* __lo,
242 const char_type* __hi) const = 0;
244 virtual const char_type*
245 do_scan_not(mask __m, const char_type* __lo,
246 const char_type* __hi) const = 0;
249 do_toupper(char_type) const = 0;
251 virtual const char_type*
252 do_toupper(char_type* __lo, const char_type* __hi) const = 0;
255 do_tolower(char_type) const = 0;
257 virtual const char_type*
258 do_tolower(char_type* __lo, const char_type* __hi) const = 0;
261 do_widen(char) const = 0;
264 do_widen(const char* __lo, const char* __hi,
265 char_type* __dest) const = 0;
268 do_narrow(char_type, char __dfault) const = 0;
270 virtual const char_type*
271 do_narrow(const char_type* __lo, const char_type* __hi,
272 char __dfault, char* __dest) const = 0;
275 // NB: Generic, mostly useless implementation.
276 template<typename _CharT>
277 class ctype : public __ctype_abstract_base<_CharT>
281 typedef _CharT char_type;
282 typedef typename ctype::mask mask;
284 static locale::id id;
287 ctype(size_t __refs = 0) : __ctype_abstract_base<_CharT>(__refs) { }
294 do_is(mask __m, char_type __c) const;
296 virtual const char_type*
297 do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const;
299 virtual const char_type*
300 do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const;
302 virtual const char_type*
303 do_scan_not(mask __m, const char_type* __lo,
304 const char_type* __hi) const;
307 do_toupper(char_type __c) const;
309 virtual const char_type*
310 do_toupper(char_type* __lo, const char_type* __hi) const;
313 do_tolower(char_type __c) const;
315 virtual const char_type*
316 do_tolower(char_type* __lo, const char_type* __hi) const;
319 do_widen(char __c) const;
322 do_widen(const char* __lo, const char* __hi, char_type* __dest) const;
325 do_narrow(char_type, char __dfault) const;
327 virtual const char_type*
328 do_narrow(const char_type* __lo, const char_type* __hi,
329 char __dfault, char* __dest) const;
332 template<typename _CharT>
333 locale::id ctype<_CharT>::id;
335 // 22.2.1.3 ctype<char> specialization.
337 class ctype<char> : public __ctype_abstract_base<char>
341 typedef char char_type;
345 __c_locale _M_c_locale_ctype;
347 __to_type _M_toupper;
348 __to_type _M_tolower;
349 const mask* _M_table;
352 static locale::id id;
353 static const size_t table_size = 1 + static_cast<unsigned char>(-1);
356 ctype(const mask* __table = 0, bool __del = false, size_t __refs = 0);
359 ctype(__c_locale __cloc, const mask* __table = 0, bool __del = false,
363 is(mask __m, char __c) const;
366 is(const char* __lo, const char* __hi, mask* __vec) const;
369 scan_is(mask __m, const char* __lo, const char* __hi) const;
372 scan_not(mask __m, const char* __lo, const char* __hi) const;
376 table() const throw()
380 classic_table() throw();
386 do_is(mask __m, char_type __c) const;
388 virtual const char_type*
389 do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const;
391 virtual const char_type*
392 do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const;
394 virtual const char_type*
395 do_scan_not(mask __m, const char_type* __lo,
396 const char_type* __hi) const;
399 do_toupper(char_type) const;
401 virtual const char_type*
402 do_toupper(char_type* __lo, const char_type* __hi) const;
405 do_tolower(char_type) const;
407 virtual const char_type*
408 do_tolower(char_type* __lo, const char_type* __hi) const;
411 do_widen(char) const;
414 do_widen(const char* __lo, const char* __hi, char_type* __dest) const;
417 do_narrow(char_type, char __dfault) const;
419 virtual const char_type*
420 do_narrow(const char_type* __lo, const char_type* __hi,
421 char __dfault, char* __dest) const;
426 use_facet<ctype<char> >(const locale& __loc);
428 #ifdef _GLIBCPP_USE_WCHAR_T
429 // 22.2.1.3 ctype<wchar_t> specialization
431 class ctype<wchar_t> : public __ctype_abstract_base<wchar_t>
435 typedef wchar_t char_type;
436 typedef wctype_t __wmask_type;
439 __c_locale _M_c_locale_ctype;
443 static locale::id id;
446 ctype(size_t __refs = 0);
449 ctype(__c_locale __cloc, size_t __refs = 0);
453 _M_convert_to_wmask(const mask __m) const;
459 do_is(mask __m, char_type __c) const;
461 virtual const char_type*
462 do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const;
464 virtual const char_type*
465 do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const;
467 virtual const char_type*
468 do_scan_not(mask __m, const char_type* __lo,
469 const char_type* __hi) const;
472 do_toupper(char_type) const;
474 virtual const char_type*
475 do_toupper(char_type* __lo, const char_type* __hi) const;
478 do_tolower(char_type) const;
480 virtual const char_type*
481 do_tolower(char_type* __lo, const char_type* __hi) const;
484 do_widen(char) const;
487 do_widen(const char* __lo, const char* __hi, char_type* __dest) const;
490 do_narrow(char_type, char __dfault) const;
492 virtual const char_type*
493 do_narrow(const char_type* __lo, const char_type* __hi,
494 char __dfault, char* __dest) const;
499 const ctype<wchar_t>&
500 use_facet<ctype<wchar_t> >(const locale& __loc);
501 #endif //_GLIBCPP_USE_WCHAR_T
503 // Include host and configuration specific ctype inlines.
504 #include <bits/ctype_inline.h>
506 // 22.2.1.2 Template class ctype_byname
507 template<typename _CharT>
508 class ctype_byname : public ctype<_CharT>
511 typedef _CharT char_type;
514 ctype_byname(const char* __s, size_t __refs = 0);
521 // 22.2.1.4 Class ctype_byname specializations.
523 ctype_byname<char>::ctype_byname(const char*, size_t refs);
526 ctype_byname<wchar_t>::ctype_byname(const char*, size_t refs);
528 // 22.2.1.5 Template class codecvt
529 #include <bits/codecvt.h>
531 // 22.2.2 The numeric category.
535 // NB: Code depends on the order of _S_atoms_out elements.
536 // Below are the indices into _S_atoms_out.
544 _S_digits_end = _S_digits + 16,
545 _S_udigits = _S_digits_end,
546 _S_udigits_end = _S_udigits + 16,
547 _S_e = _S_digits + 14, // For scientific notation, 'e'
548 _S_E = _S_udigits + 14, // For scientific notation, 'E'
549 _S_end = _S_udigits_end
552 // A list of valid numeric literals for output. This array
553 // contains chars that will be passed through the current locale's
554 // ctype<_CharT>.widen() and then used to render numbers.
555 // For the standard "C" locale, this is
556 // "-+xX0123456789abcdef0123456789ABCDEF".
557 static const char* _S_atoms_out;
560 // String literal of acceptable (narrow) input, for num_get.
561 // "0123456789eEabcdfABCDF"
562 static const char* _S_atoms_in;
573 // Construct and return valid scanf format for floating point types.
575 _S_format_float(const ios_base& __io, char* __fptr, char __mod);
577 // Construct and return valid scanf format for integer types.
579 _S_format_int(const ios_base& __io, char* __fptr, char __mod, char __modl);
583 template<typename _CharT>
584 class numpunct : public locale::facet
588 typedef _CharT char_type;
589 typedef basic_string<_CharT> string_type;
591 static locale::id id;
594 char_type _M_decimal_point;
595 char_type _M_thousands_sep;
596 const char* _M_grouping;
597 const char_type* _M_truename;
598 const char_type* _M_falsename;
602 numpunct(size_t __refs = 0) : locale::facet(__refs)
603 { _M_initialize_numpunct(); }
606 numpunct(__c_locale __cloc, size_t __refs = 0) : locale::facet(__refs)
607 { _M_initialize_numpunct(__cloc); }
610 decimal_point() const
611 { return this->do_decimal_point(); }
614 thousands_sep() const
615 { return this->do_thousands_sep(); }
619 { return this->do_grouping(); }
623 { return this->do_truename(); }
627 { return this->do_falsename(); }
634 do_decimal_point() const
635 { return _M_decimal_point; }
638 do_thousands_sep() const
639 { return _M_thousands_sep; }
643 { return _M_grouping; }
647 { return _M_truename; }
651 { return _M_falsename; }
653 // For use at construction time only.
655 _M_initialize_numpunct(__c_locale __cloc = NULL);
658 template<typename _CharT>
659 locale::id numpunct<_CharT>::id;
662 numpunct<char>::~numpunct();
666 numpunct<char>::_M_initialize_numpunct(__c_locale __cloc);
668 #ifdef _GLIBCPP_USE_WCHAR_T
670 numpunct<wchar_t>::~numpunct();
674 numpunct<wchar_t>::_M_initialize_numpunct(__c_locale __cloc);
677 template<typename _CharT>
678 class numpunct_byname : public numpunct<_CharT>
681 __c_locale _M_c_locale_numpunct;
684 typedef _CharT char_type;
685 typedef basic_string<_CharT> string_type;
688 numpunct_byname(const char* __s, size_t __refs = 0)
689 : numpunct<_CharT>(__refs)
691 _S_create_c_locale(_M_c_locale_numpunct, __s);
692 _M_initialize_numpunct(_M_c_locale_numpunct);
698 { _S_destroy_c_locale(_M_c_locale_numpunct); }
701 template<typename _CharT, typename _InIter>
702 class num_get : public locale::facet, public __num_base
706 typedef _CharT char_type;
707 typedef _InIter iter_type;
709 static locale::id id;
712 num_get(size_t __refs = 0) : locale::facet(__refs) { }
715 get(iter_type __in, iter_type __end, ios_base& __io,
716 ios_base::iostate& __err, bool& __v) const
717 { return this->do_get(__in, __end, __io, __err, __v); }
720 get(iter_type __in, iter_type __end, ios_base& __io,
721 ios_base::iostate& __err, long& __v) const
722 { return this->do_get(__in, __end, __io, __err, __v); }
725 get(iter_type __in, iter_type __end, ios_base& __io,
726 ios_base::iostate& __err, unsigned short& __v) const
727 { return this->do_get(__in, __end, __io, __err, __v); }
730 get(iter_type __in, iter_type __end, ios_base& __io,
731 ios_base::iostate& __err, unsigned int& __v) const
732 { return this->do_get(__in, __end, __io, __err, __v); }
735 get(iter_type __in, iter_type __end, ios_base& __io,
736 ios_base::iostate& __err, unsigned long& __v) const
737 { return this->do_get(__in, __end, __io, __err, __v); }
739 #ifdef _GLIBCPP_USE_LONG_LONG
741 get(iter_type __in, iter_type __end, ios_base& __io,
742 ios_base::iostate& __err, long long& __v) const
743 { return this->do_get(__in, __end, __io, __err, __v); }
746 get(iter_type __in, iter_type __end, ios_base& __io,
747 ios_base::iostate& __err, unsigned long long& __v) const
748 { return this->do_get(__in, __end, __io, __err, __v); }
752 get(iter_type __in, iter_type __end, ios_base& __io,
753 ios_base::iostate& __err, float& __v) const
754 { return this->do_get(__in, __end, __io, __err, __v); }
757 get(iter_type __in, iter_type __end, ios_base& __io,
758 ios_base::iostate& __err, double& __v) const
759 { return this->do_get(__in, __end, __io, __err, __v); }
762 get(iter_type __in, iter_type __end, ios_base& __io,
763 ios_base::iostate& __err, long double& __v) const
764 { return this->do_get(__in, __end, __io, __err, __v); }
767 get(iter_type __in, iter_type __end, ios_base& __io,
768 ios_base::iostate& __err, void*& __v) const
769 { return this->do_get(__in, __end, __io, __err, __v); }
772 virtual ~num_get() { }
775 _M_extract_float(iter_type, iter_type, ios_base&, ios_base::iostate&,
776 string& __xtrc) const;
779 _M_extract_int(iter_type, iter_type, ios_base&, ios_base::iostate&,
780 string& __xtrc, int& __base) const;
783 do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, bool&) const;
787 do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, long&) const;
790 do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
791 unsigned short&) const;
794 do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
795 unsigned int&) const;
798 do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
799 unsigned long&) const;
801 #ifdef _GLIBCPP_USE_LONG_LONG
803 do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
807 do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
808 unsigned long long&) const;
812 do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
816 do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
820 do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
824 do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
828 template<typename _CharT, typename _InIter>
829 locale::id num_get<_CharT, _InIter>::id;
832 // Partial specialization for istreambuf_iterator, so can use traits_type.
833 template<typename _CharT>
834 class num_get<_CharT, istreambuf_iterator<_CharT> >;
837 _M_extract_float(iter_type, iter_type, ios_base&, ios_base::iostate&,
838 string& __xtrc) const;
841 _M_extract_int(iter_type, iter_type, ios_base&, ios_base::iostate&,
842 string& __xtrc, int& __base) const;
845 do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, bool&) const;
848 template<typename _CharT, typename _OutIter>
849 class num_put : public locale::facet, public __num_base
853 typedef _CharT char_type;
854 typedef _OutIter iter_type;
855 static locale::id id;
858 num_put(size_t __refs = 0) : locale::facet(__refs) { }
861 put(iter_type __s, ios_base& __f, char_type __fill, bool __v) const
862 { return this->do_put(__s, __f, __fill, __v); }
865 put(iter_type __s, ios_base& __f, char_type __fill, long __v) const
866 { return this->do_put(__s, __f, __fill, __v); }
869 put(iter_type __s, ios_base& __f, char_type __fill,
870 unsigned long __v) const
871 { return this->do_put(__s, __f, __fill, __v); }
873 #ifdef _GLIBCPP_USE_LONG_LONG
875 put(iter_type __s, ios_base& __f, char_type __fill, long long __v) const
876 { return this->do_put(__s, __f, __fill, __v); }
879 put(iter_type __s, ios_base& __f, char_type __fill,
880 unsigned long long __v) const
881 { return this->do_put(__s, __f, __fill, __v); }
885 put(iter_type __s, ios_base& __f, char_type __fill, double __v) const
886 { return this->do_put(__s, __f, __fill, __v); }
889 put(iter_type __s, ios_base& __f, char_type __fill,
890 long double __v) const
891 { return this->do_put(__s, __f, __fill, __v); }
894 put(iter_type __s, ios_base& __f, char_type __fill,
895 const void* __v) const
896 { return this->do_put(__s, __f, __fill, __v); }
899 template<typename _ValueT>
901 _M_convert_float(iter_type, ios_base& __io, char_type __fill,
902 char __mod, _ValueT __v) const;
905 _M_group_float(const string& __grouping, char_type __sep,
906 const char_type* __p, char_type* __new, char_type* __cs,
909 template<typename _ValueT>
911 _M_convert_int(iter_type, ios_base& __io, char_type __fill,
915 _M_group_int(const string& __grouping, char_type __sep,
916 ios_base& __io, char_type* __new, char_type* __cs,
920 _M_pad(char_type __fill, streamsize __w, ios_base& __io,
921 char_type* __new, const char_type* __cs, int& __len) const;
927 do_put(iter_type, ios_base&, char_type __fill, bool __v) const;
930 do_put(iter_type, ios_base&, char_type __fill, long __v) const;
933 do_put(iter_type, ios_base&, char_type __fill, unsigned long) const;
935 #ifdef _GLIBCPP_USE_LONG_LONG
937 do_put(iter_type, ios_base&, char_type __fill, long long __v) const;
940 do_put(iter_type, ios_base&, char_type __fill, unsigned long long) const;
944 do_put(iter_type, ios_base&, char_type __fill, double __v) const;
947 do_put(iter_type, ios_base&, char_type __fill, long double __v) const;
950 do_put(iter_type, ios_base&, char_type __fill, const void* __v) const;
953 template <typename _CharT, typename _OutIter>
954 locale::id num_put<_CharT, _OutIter>::id;
957 template<typename _CharT>
958 class collate : public locale::facet
962 typedef _CharT char_type;
963 typedef basic_string<_CharT> string_type;
966 // Underlying "C" library locale information saved from
967 // initialization, needed by collate_byname as well.
968 __c_locale _M_c_locale_collate;
971 static locale::id id;
974 collate(size_t __refs = 0)
975 : locale::facet(__refs)
976 { _M_c_locale_collate = _S_c_locale; }
979 collate(__c_locale __cloc, size_t __refs = 0)
980 : locale::facet(__refs)
981 { _M_c_locale_collate = _S_clone_c_locale(__cloc); }
984 compare(const _CharT* __lo1, const _CharT* __hi1,
985 const _CharT* __lo2, const _CharT* __hi2) const
986 { return this->do_compare(__lo1, __hi1, __lo2, __hi2); }
989 transform(const _CharT* __lo, const _CharT* __hi) const
990 { return this->do_transform(__lo, __hi); }
993 hash(const _CharT* __lo, const _CharT* __hi) const
994 { return this->do_hash(__lo, __hi); }
996 // Used to abstract out _CharT bits in virtual member functions, below.
998 _M_compare(const _CharT*, const _CharT*) const;
1001 _M_transform(_CharT*, const _CharT*, size_t) const;
1006 { _S_destroy_c_locale(_M_c_locale_collate); }
1009 do_compare(const _CharT* __lo1, const _CharT* __hi1,
1010 const _CharT* __lo2, const _CharT* __hi2) const;
1013 do_transform(const _CharT* __lo, const _CharT* __hi) const;
1016 do_hash(const _CharT* __lo, const _CharT* __hi) const;
1019 template<typename _CharT>
1020 locale::id collate<_CharT>::id;
1025 collate<char>::_M_compare(const char*, const char*) const;
1029 collate<char>::_M_transform(char*, const char*, size_t) const;
1031 #ifdef _GLIBCPP_USE_WCHAR_T
1034 collate<wchar_t>::_M_compare(const wchar_t*, const wchar_t*) const;
1038 collate<wchar_t>::_M_transform(wchar_t*, const wchar_t*, size_t) const;
1041 template<typename _CharT>
1042 class collate_byname : public collate<_CharT>
1045 typedef _CharT char_type;
1046 typedef basic_string<_CharT> string_type;
1049 collate_byname(const char* __s, size_t __refs = 0)
1050 : collate<_CharT>(__refs)
1052 _S_destroy_c_locale(this->_M_c_locale_collate);
1053 _S_create_c_locale(this->_M_c_locale_collate, __s);
1058 ~collate_byname() { }
1065 enum dateorder { no_order, dmy, mdy, ymd, ydm };
1068 template<typename _CharT>
1069 class __timepunct : public locale::facet
1073 typedef _CharT __char_type;
1074 typedef basic_string<_CharT> __string_type;
1076 static locale::id id;
1078 // List of all known timezones, with GMT first.
1079 static const _CharT* _S_timezones[14];
1082 __c_locale _M_c_locale_timepunct;
1083 char* _M_name_timepunct;
1084 const _CharT* _M_date_format;
1085 const _CharT* _M_date_era_format;
1086 const _CharT* _M_time_format;
1087 const _CharT* _M_time_era_format;
1088 const _CharT* _M_date_time_format;
1089 const _CharT* _M_date_time_era_format;
1090 const _CharT* _M_am;
1091 const _CharT* _M_pm;
1092 const _CharT* _M_am_pm_format;
1094 // Day names, starting with "C"'s Sunday.
1095 const _CharT* _M_day1;
1096 const _CharT* _M_day2;
1097 const _CharT* _M_day3;
1098 const _CharT* _M_day4;
1099 const _CharT* _M_day5;
1100 const _CharT* _M_day6;
1101 const _CharT* _M_day7;
1103 // Abbreviated day names, starting with "C"'s Sun.
1104 const _CharT* _M_day_a1;
1105 const _CharT* _M_day_a2;
1106 const _CharT* _M_day_a3;
1107 const _CharT* _M_day_a4;
1108 const _CharT* _M_day_a5;
1109 const _CharT* _M_day_a6;
1110 const _CharT* _M_day_a7;
1112 // Month names, starting with "C"'s January.
1113 const _CharT* _M_month01;
1114 const _CharT* _M_month02;
1115 const _CharT* _M_month03;
1116 const _CharT* _M_month04;
1117 const _CharT* _M_month05;
1118 const _CharT* _M_month06;
1119 const _CharT* _M_month07;
1120 const _CharT* _M_month08;
1121 const _CharT* _M_month09;
1122 const _CharT* _M_month10;
1123 const _CharT* _M_month11;
1124 const _CharT* _M_month12;
1126 // Abbreviated month names, starting with "C"'s Jan.
1127 const _CharT* _M_month_a01;
1128 const _CharT* _M_month_a02;
1129 const _CharT* _M_month_a03;
1130 const _CharT* _M_month_a04;
1131 const _CharT* _M_month_a05;
1132 const _CharT* _M_month_a06;
1133 const _CharT* _M_month_a07;
1134 const _CharT* _M_month_a08;
1135 const _CharT* _M_month_a09;
1136 const _CharT* _M_month_a10;
1137 const _CharT* _M_month_a11;
1138 const _CharT* _M_month_a12;
1142 __timepunct(size_t __refs = 0);
1145 __timepunct(__c_locale __cloc, const char* __s, size_t __refs = 0);
1148 _M_put(_CharT* __s, size_t __maxlen, const _CharT* __format,
1149 const tm* __tm) const;
1152 _M_date_formats(const _CharT** __date) const
1154 // Always have default first.
1155 __date[0] = _M_date_format;
1156 __date[1] = _M_date_era_format;
1160 _M_time_formats(const _CharT** __time) const
1162 // Always have default first.
1163 __time[0] = _M_time_format;
1164 __time[1] = _M_time_era_format;
1168 _M_ampm(const _CharT** __ampm) const
1175 _M_date_time_formats(const _CharT** __dt) const
1177 // Always have default first.
1178 __dt[0] = _M_date_time_format;
1179 __dt[1] = _M_date_time_era_format;
1183 _M_days(const _CharT** __days) const
1185 __days[0] = _M_day1;
1186 __days[1] = _M_day2;
1187 __days[2] = _M_day3;
1188 __days[3] = _M_day4;
1189 __days[4] = _M_day5;
1190 __days[5] = _M_day6;
1191 __days[6] = _M_day7;
1195 _M_days_abbreviated(const _CharT** __days) const
1197 __days[0] = _M_day_a1;
1198 __days[1] = _M_day_a2;
1199 __days[2] = _M_day_a3;
1200 __days[3] = _M_day_a4;
1201 __days[4] = _M_day_a5;
1202 __days[5] = _M_day_a6;
1203 __days[6] = _M_day_a7;
1207 _M_months(const _CharT** __months) const
1209 __months[0] = _M_month01;
1210 __months[1] = _M_month02;
1211 __months[2] = _M_month03;
1212 __months[3] = _M_month04;
1213 __months[4] = _M_month05;
1214 __months[5] = _M_month06;
1215 __months[6] = _M_month07;
1216 __months[7] = _M_month08;
1217 __months[8] = _M_month09;
1218 __months[9] = _M_month10;
1219 __months[10] = _M_month11;
1220 __months[11] = _M_month12;
1224 _M_months_abbreviated(const _CharT** __months) const
1226 __months[0] = _M_month_a01;
1227 __months[1] = _M_month_a02;
1228 __months[2] = _M_month_a03;
1229 __months[3] = _M_month_a04;
1230 __months[4] = _M_month_a05;
1231 __months[5] = _M_month_a06;
1232 __months[6] = _M_month_a07;
1233 __months[7] = _M_month_a08;
1234 __months[8] = _M_month_a09;
1235 __months[9] = _M_month_a10;
1236 __months[10] = _M_month_a11;
1237 __months[11] = _M_month_a12;
1244 // For use at construction time only.
1246 _M_initialize_timepunct(__c_locale __cloc = NULL);
1249 template<typename _CharT>
1250 locale::id __timepunct<_CharT>::id;
1255 __timepunct<char>::_S_timezones[14];
1259 __timepunct<char>::_M_initialize_timepunct(__c_locale __cloc);
1263 __timepunct<char>::_M_put(char*, size_t, const char*, const tm*) const;
1265 #ifdef _GLIBCPP_USE_WCHAR_T
1268 __timepunct<wchar_t>::_S_timezones[14];
1272 __timepunct<wchar_t>::_M_initialize_timepunct(__c_locale __cloc);
1276 __timepunct<wchar_t>::_M_put(wchar_t*, size_t, const wchar_t*,
1281 template<typename _CharT>
1282 const _CharT* __timepunct<_CharT>::_S_timezones[14];
1284 // Include host and configuration specific timepunct functions.
1285 #include <bits/time_members.h>
1287 template<typename _CharT, typename _InIter>
1288 class time_get : public locale::facet, public time_base
1292 typedef _CharT char_type;
1293 typedef _InIter iter_type;
1294 typedef basic_string<_CharT> __string_type;
1296 static locale::id id;
1299 time_get(size_t __refs = 0)
1300 : locale::facet (__refs) { }
1304 { return this->do_date_order(); }
1307 get_time(iter_type __beg, iter_type __end, ios_base& __io,
1308 ios_base::iostate& __err, tm* __tm) const
1309 { return this->do_get_time(__beg, __end, __io, __err, __tm); }
1312 get_date(iter_type __beg, iter_type __end, ios_base& __io,
1313 ios_base::iostate& __err, tm* __tm) const
1314 { return this->do_get_date(__beg, __end, __io, __err, __tm); }
1317 get_weekday(iter_type __beg, iter_type __end, ios_base& __io,
1318 ios_base::iostate& __err, tm* __tm) const
1319 { return this->do_get_weekday(__beg, __end, __io, __err, __tm); }
1322 get_monthname(iter_type __beg, iter_type __end, ios_base& __io,
1323 ios_base::iostate& __err, tm* __tm) const
1324 { return this->do_get_monthname(__beg, __end, __io, __err, __tm); }
1327 get_year(iter_type __beg, iter_type __end, ios_base& __io,
1328 ios_base::iostate& __err, tm* __tm) const
1329 { return this->do_get_year(__beg, __end, __io, __err, __tm); }
1336 do_date_order() const;
1339 do_get_time(iter_type __beg, iter_type __end, ios_base& __io,
1340 ios_base::iostate& __err, tm* __tm) const;
1343 do_get_date(iter_type __beg, iter_type __end, ios_base& __io,
1344 ios_base::iostate& __err, tm* __tm) const;
1347 do_get_weekday(iter_type __beg, iter_type __end, ios_base&,
1348 ios_base::iostate& __err, tm* __tm) const;
1351 do_get_monthname(iter_type __beg, iter_type __end, ios_base&,
1352 ios_base::iostate& __err, tm* __tm) const;
1355 do_get_year(iter_type __beg, iter_type __end, ios_base& __io,
1356 ios_base::iostate& __err, tm* __tm) const;
1358 // Extract numeric component of length __len.
1360 _M_extract_num(iter_type& __beg, iter_type& __end, int& __member,
1361 int __min, int __max, size_t __len,
1362 const ctype<_CharT>& __ctype,
1363 ios_base::iostate& __err) const;
1365 // Extract day or month name, or any unique array of string
1366 // literals in a const _CharT* array.
1368 _M_extract_name(iter_type& __beg, iter_type& __end, int& __member,
1369 const _CharT** __names, size_t __indexlen,
1370 ios_base::iostate& __err) const;
1372 // Extract on a component-by-component basis, via __format argument.
1374 _M_extract_via_format(iter_type& __beg, iter_type& __end, ios_base& __io,
1375 ios_base::iostate& __err, tm* __tm,
1376 const _CharT* __format) const;
1379 template<typename _CharT, typename _InIter>
1380 locale::id time_get<_CharT, _InIter>::id;
1382 template<typename _CharT, typename _InIter>
1383 class time_get_byname : public time_get<_CharT, _InIter>
1387 typedef _CharT char_type;
1388 typedef _InIter iter_type;
1391 time_get_byname(const char*, size_t __refs = 0)
1392 : time_get<_CharT, _InIter>(__refs) { }
1396 ~time_get_byname() { }
1399 template<typename _CharT, typename _OutIter>
1400 class time_put : public locale::facet, public time_base
1404 typedef _CharT char_type;
1405 typedef _OutIter iter_type;
1407 static locale::id id;
1410 time_put(size_t __refs = 0)
1411 : locale::facet(__refs) { }
1414 put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
1415 const _CharT* __beg, const _CharT* __end) const;
1418 put(iter_type __s, ios_base& __io, char_type __fill,
1419 const tm* __tm, char __format, char __mod = 0) const
1420 { return this->do_put(__s, __io, __fill, __tm, __format, __mod); }
1428 do_put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
1429 char __format, char __mod) const;
1432 template<typename _CharT, typename _OutIter>
1433 locale::id time_put<_CharT, _OutIter>::id;
1435 template<typename _CharT, typename _OutIter>
1436 class time_put_byname : public time_put<_CharT, _OutIter>
1440 typedef _CharT char_type;
1441 typedef _OutIter iter_type;
1444 time_put_byname(const char* /*__s*/, size_t __refs = 0)
1445 : time_put<_CharT, _OutIter>(__refs)
1450 ~time_put_byname() { }
1457 enum part { none, space, symbol, sign, value };
1458 struct pattern { char field[4]; };
1460 static const pattern _S_default_pattern;
1462 // Construct and return valid pattern consisting of some combination of:
1463 // space none symbol sign value
1465 _S_construct_pattern(char __precedes, char __space, char __posn);
1468 template<typename _CharT, bool _Intl>
1469 class moneypunct : public locale::facet, public money_base
1473 typedef _CharT char_type;
1474 typedef basic_string<_CharT> string_type;
1476 static const bool intl = _Intl;
1477 static locale::id id;
1480 const char* _M_grouping;
1481 char_type _M_decimal_point;
1482 char_type _M_thousands_sep;
1483 const char_type* _M_curr_symbol;
1484 const char_type* _M_positive_sign;
1485 const char_type* _M_negative_sign;
1487 pattern _M_pos_format;
1488 pattern _M_neg_format;
1492 moneypunct(size_t __refs = 0) : locale::facet(__refs)
1493 { _M_initialize_moneypunct(); }
1496 moneypunct(__c_locale __cloc, const char* __s, size_t __refs = 0)
1497 : locale::facet(__refs)
1498 { _M_initialize_moneypunct(__cloc, __s); }
1501 decimal_point() const
1502 { return this->do_decimal_point(); }
1505 thousands_sep() const
1506 { return this->do_thousands_sep(); }
1510 { return this->do_grouping(); }
1514 { return this->do_curr_symbol(); }
1517 positive_sign() const
1518 { return this->do_positive_sign(); }
1521 negative_sign() const
1522 { return this->do_negative_sign(); }
1526 { return this->do_frac_digits(); }
1530 { return this->do_pos_format(); }
1534 { return this->do_neg_format(); }
1541 do_decimal_point() const
1542 { return _M_decimal_point; }
1545 do_thousands_sep() const
1546 { return _M_thousands_sep; }
1550 { return _M_grouping; }
1553 do_curr_symbol() const
1554 { return _M_curr_symbol; }
1557 do_positive_sign() const
1558 { return _M_positive_sign; }
1561 do_negative_sign() const
1562 { return _M_negative_sign; }
1565 do_frac_digits() const
1566 { return _M_frac_digits; }
1569 do_pos_format() const
1570 { return _M_pos_format; }
1573 do_neg_format() const
1574 { return _M_neg_format; }
1576 // For use at construction time only.
1578 _M_initialize_moneypunct(__c_locale __cloc = NULL,
1579 const char* __name = NULL);
1582 template<typename _CharT, bool _Intl>
1583 locale::id moneypunct<_CharT, _Intl>::id;
1585 template<typename _CharT, bool _Intl>
1586 const bool moneypunct<_CharT, _Intl>::intl;
1589 moneypunct<char, true>::~moneypunct();
1592 moneypunct<char, false>::~moneypunct();
1596 moneypunct<char, true>::_M_initialize_moneypunct(__c_locale, const char*);
1600 moneypunct<char, false>::_M_initialize_moneypunct(__c_locale, const char*);
1602 #ifdef _GLIBCPP_USE_WCHAR_T
1604 moneypunct<wchar_t, true>::~moneypunct();
1607 moneypunct<wchar_t, false>::~moneypunct();
1611 moneypunct<wchar_t, true>::_M_initialize_moneypunct(__c_locale,
1616 moneypunct<wchar_t, false>::_M_initialize_moneypunct(__c_locale,
1620 template<typename _CharT, bool _Intl>
1621 class moneypunct_byname : public moneypunct<_CharT, _Intl>
1623 __c_locale _M_c_locale_moneypunct;
1626 typedef _CharT char_type;
1627 typedef basic_string<_CharT> string_type;
1629 static const bool intl = _Intl;
1632 moneypunct_byname(const char* __s, size_t __refs = 0)
1633 : moneypunct<_CharT, _Intl>(__refs)
1635 _S_create_c_locale(_M_c_locale_moneypunct, __s);
1636 _M_initialize_moneypunct(_M_c_locale_moneypunct);
1641 ~moneypunct_byname()
1642 { _S_destroy_c_locale(_M_c_locale_moneypunct); }
1645 template<typename _CharT, bool _Intl>
1646 const bool moneypunct_byname<_CharT, _Intl>::intl;
1648 template<typename _CharT, typename _InIter>
1649 class money_get : public locale::facet
1653 typedef _CharT char_type;
1654 typedef _InIter iter_type;
1655 typedef basic_string<_CharT> string_type;
1657 static locale::id id;
1660 money_get(size_t __refs = 0) : locale::facet(__refs) { }
1663 get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
1664 ios_base::iostate& __err, long double& __units) const
1665 { return this->do_get(__s, __end, __intl, __io, __err, __units); }
1668 get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
1669 ios_base::iostate& __err, string_type& __digits) const
1670 { return this->do_get(__s, __end, __intl, __io, __err, __digits); }
1677 do_get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
1678 ios_base::iostate& __err, long double& __units) const;
1681 do_get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
1682 ios_base::iostate& __err, string_type& __digits) const;
1685 template<typename _CharT, typename _InIter>
1686 locale::id money_get<_CharT, _InIter>::id;
1688 template<typename _CharT, typename _OutIter>
1689 class money_put : public locale::facet
1692 typedef _CharT char_type;
1693 typedef _OutIter iter_type;
1694 typedef basic_string<_CharT> string_type;
1696 static locale::id id;
1699 money_put(size_t __refs = 0) : locale::facet(__refs) { }
1702 put(iter_type __s, bool __intl, ios_base& __io,
1703 char_type __fill, long double __units) const
1704 { return this->do_put(__s, __intl, __io, __fill, __units); }
1707 put(iter_type __s, bool __intl, ios_base& __io,
1708 char_type __fill, const string_type& __digits) const
1709 { return this->do_put(__s, __intl, __io, __fill, __digits); }
1716 do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
1717 long double __units) const;
1720 do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
1721 const string_type& __digits) const;
1724 template<typename _CharT, typename _OutIter>
1725 locale::id money_put<_CharT, _OutIter>::id;
1728 struct messages_base
1730 typedef int catalog;
1733 template<typename _CharT>
1734 class messages : public locale::facet, public messages_base
1738 typedef _CharT char_type;
1739 typedef basic_string<_CharT> string_type;
1742 // Underlying "C" library locale information saved from
1743 // initialization, needed by messages_byname as well.
1744 __c_locale _M_c_locale_messages;
1745 char* _M_name_messages;
1748 static locale::id id;
1751 messages(size_t __refs = 0);
1755 messages(__c_locale __cloc, const char* __s, size_t __refs = 0);
1758 open(const basic_string<char>& __s, const locale& __loc) const
1759 { return this->do_open(__s, __loc); }
1761 // Non-standard and unorthodox, yet effective.
1763 open(const basic_string<char>&, const locale&, const char*) const;
1766 get(catalog __c, int __set, int __msgid, const string_type& __s) const
1767 { return this->do_get(__c, __set, __msgid, __s); }
1770 close(catalog __c) const
1771 { return this->do_close(__c); }
1778 do_open(const basic_string<char>&, const locale&) const;
1781 do_get(catalog, int, int, const string_type& __dfault) const;
1784 do_close(catalog) const;
1786 // Returns a locale and codeset-converted string, given a char* message.
1788 _M_convert_to_char(const string_type& __msg) const
1791 return reinterpret_cast<char*>(const_cast<_CharT*>(__msg.c_str()));
1794 // Returns a locale and codeset-converted string, given a char* message.
1796 _M_convert_from_char(char* __msg) const
1798 // Length of message string without terminating null.
1799 size_t __len = char_traits<char>::length(__msg) - 1;
1801 // "everybody can easily convert the string using
1802 // mbsrtowcs/wcsrtombs or with iconv()"
1804 // Convert char* to _CharT in locale used to open catalog.
1805 // XXX need additional template parameter on messages class for this..
1806 // typedef typename codecvt<char, _CharT, _StateT> __codecvt_type;
1807 typedef typename codecvt<char, _CharT, mbstate_t> __codecvt_type;
1809 __codecvt_type::state_type __state;
1810 // XXX may need to initialize state.
1811 //initialize_state(__state._M_init());
1814 // XXX what size for this string?
1815 _CharT* __to = static_cast<_CharT*>(__builtin_alloca(__len + 1));
1816 const __codecvt_type& __cvt = use_facet<__codecvt_type>(_M_locale_conv);
1817 __cvt.out(__state, __msg, __msg + __len, __from_next,
1818 __to, __to + __len + 1, __to_next);
1819 return string_type(__to);
1822 typedef ctype<_CharT> __ctype_type;
1823 // const __ctype_type& __cvt = use_facet<__ctype_type>(_M_locale_msg);
1824 const __ctype_type& __cvt = use_facet<__ctype_type>(locale());
1825 // XXX Again, proper length of converted string an issue here.
1826 // For now, assume the converted length is not larger.
1827 _CharT* __dest = static_cast<_CharT*>(__builtin_alloca(__len + 1));
1828 __cvt.widen(__msg, __msg + __len, __dest);
1829 return basic_string<_CharT>(__dest);
1831 return string_type();
1835 template<typename _CharT>
1836 locale::id messages<_CharT>::id;
1838 // Specializations for required instantiations.
1841 messages<char>::do_get(catalog, int, int, const string&) const;
1843 #ifdef _GLIBCPP_USE_WCHAR_T
1846 messages<wchar_t>::do_get(catalog, int, int, const wstring&) const;
1849 template<typename _CharT>
1850 class messages_byname : public messages<_CharT>
1853 typedef _CharT char_type;
1854 typedef basic_string<_CharT> string_type;
1857 messages_byname(const char* __s, size_t __refs = 0);
1865 // Include host and configuration specific messages functions.
1866 #include <bits/messages_members.h>
1869 // Subclause convenience interfaces, inlines.
1870 // NB: These are inline because, when used in a loop, some compilers
1871 // can hoist the body out of the loop; then it's just as fast as the
1872 // C is*() function.
1873 template<typename _CharT>
1875 isspace(_CharT __c, const locale& __loc)
1876 { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::space, __c); }
1878 template<typename _CharT>
1880 isprint(_CharT __c, const locale& __loc)
1881 { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::print, __c); }
1883 template<typename _CharT>
1885 iscntrl(_CharT __c, const locale& __loc)
1886 { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::cntrl, __c); }
1888 template<typename _CharT>
1890 isupper(_CharT __c, const locale& __loc)
1891 { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::upper, __c); }
1893 template<typename _CharT>
1894 inline bool islower(_CharT __c, const locale& __loc)
1895 { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::lower, __c); }
1897 template<typename _CharT>
1899 isalpha(_CharT __c, const locale& __loc)
1900 { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::alpha, __c); }
1902 template<typename _CharT>
1904 isdigit(_CharT __c, const locale& __loc)
1905 { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::digit, __c); }
1907 template<typename _CharT>
1909 ispunct(_CharT __c, const locale& __loc)
1910 { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::punct, __c); }
1912 template<typename _CharT>
1914 isxdigit(_CharT __c, const locale& __loc)
1915 { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::xdigit, __c); }
1917 template<typename _CharT>
1919 isalnum(_CharT __c, const locale& __loc)
1920 { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::alnum, __c); }
1922 template<typename _CharT>
1924 isgraph(_CharT __c, const locale& __loc)
1925 { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::graph, __c); }
1927 template<typename _CharT>
1929 toupper(_CharT __c, const locale& __loc)
1930 { return use_facet<ctype<_CharT> >(__loc).toupper(__c); }
1932 template<typename _CharT>
1934 tolower(_CharT __c, const locale& __loc)
1935 { return use_facet<ctype<_CharT> >(__loc).tolower(__c); }
1938 // __locale_cache holds the information extracted from the
1939 // numpunct<> and moneypunct<> facets in a form optimized for
1940 // parsing and formatting. It is stored as an
1941 // auto_ptr<__locale_cache_base> member of ios_base and directly
1942 // accessed via a casting to the derived __locale_cache<_CharT> in
1943 // parameterized facets.
1944 // The intent twofold: to avoid the costs of creating a locale
1945 // object and to avoid calling the virtual functions in a locale's
1946 // facet to look up data.
1947 class __locale_cache_base
1951 ~__locale_cache_base() { }
1954 template<typename _CharT>
1955 class __locale_cache : public __locale_cache_base
1958 typedef _CharT char_type;
1959 typedef char_traits<_CharT> traits_type;
1960 typedef basic_string<_CharT> string_type;
1965 // A list of valid numeric literals: for the standard "C"
1966 // locale, this is "-+xX0123456789abcdef0123456789ABCDEF". This
1967 // array contains the chars after having been passed through the
1968 // current locale's ctype<_CharT>.widen().
1969 _CharT _M_literals[__num_base::_S_end];
1971 // The sign used to separate decimal values: for standard US
1972 // locales, this would usually be: "." Abstracted from
1973 // numpunct::decimal_point().
1974 _CharT _M_decimal_point;
1976 // The sign used to separate groups of digits into smaller
1977 // strings that the eye can parse with less difficulty: for
1978 // standard US locales, this would usually be: "," Abstracted
1979 // from numpunct::thousands_sep().
1980 _CharT _M_thousands_sep;
1982 // However the US's "false" and "true" are translated. From
1983 // numpunct::truename() and numpunct::falsename(), respectively.
1984 string_type _M_truename;
1985 string_type _M_falsename;
1987 // If we are checking groupings. This should be equivalent to
1988 // numpunct::groupings().size() != 0
1989 bool _M_use_grouping;
1991 // If we are using numpunct's groupings, this is the current
1992 // grouping string in effect (from numpunct::grouping()).
1995 __locale_cache() : _M_use_grouping(false)
1999 operator=(const __locale_cache& __lc);
2001 // Make sure the cache is built before the first use.
2003 _M_init(const locale&);