1 // Locale support -*- C++ -*-
3 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
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.
31 // Warning: this file is not meant for user inclusion. Use <locale>.
33 #ifndef _LOCALE_FACETS_TCC
34 #define _LOCALE_FACETS_TCC 1
36 #pragma GCC system_header
38 #include <limits> // For numeric_limits
39 #include <typeinfo> // For bad_cast.
40 #include <bits/streambuf_iterator.h>
44 template<typename _Facet>
46 locale::combine(const locale& __other) const
48 _Impl* __tmp = new _Impl(*_M_impl, 1);
51 __tmp->_M_replace_facet(__other._M_impl, &_Facet::id);
55 __tmp->_M_remove_reference();
56 __throw_exception_again;
61 template<typename _CharT, typename _Traits, typename _Alloc>
63 locale::operator()(const basic_string<_CharT, _Traits, _Alloc>& __s1,
64 const basic_string<_CharT, _Traits, _Alloc>& __s2) const
66 typedef std::collate<_CharT> __collate_type;
67 const __collate_type& __collate = use_facet<__collate_type>(*this);
68 return (__collate.compare(__s1.data(), __s1.data() + __s1.length(),
69 __s2.data(), __s2.data() + __s2.length()) < 0);
73 * @brief Test for the presence of a facet.
75 * has_facet tests the locale argument for the presence of the facet type
76 * provided as the template parameter. Facets derived from the facet
77 * parameter will also return true.
79 * @param Facet The facet type to test the presence of.
80 * @param locale The locale to test.
81 * @return true if locale contains a facet of type Facet, else false.
83 template<typename _Facet>
85 has_facet(const locale& __loc) throw()
87 const size_t __i = _Facet::id._M_id();
88 const locale::facet** __facets = __loc._M_impl->_M_facets;
89 return (__i < __loc._M_impl->_M_facets_size && __facets[__i]);
93 * @brief Return a facet.
95 * use_facet looks for and returns a reference to a facet of type Facet
96 * where Facet is the template parameter. If has_facet(locale) is true,
97 * there is a suitable facet to return. It throws std::bad_cast if the
98 * locale doesn't contain a facet of type Facet.
100 * @param Facet The facet type to access.
101 * @param locale The locale to use.
102 * @return Reference to facet of type Facet.
103 * @throw std::bad_cast if locale doesn't contain a facet of type Facet.
105 template<typename _Facet>
107 use_facet(const locale& __loc)
109 const size_t __i = _Facet::id._M_id();
110 const locale::facet** __facets = __loc._M_impl->_M_facets;
111 if (!(__i < __loc._M_impl->_M_facets_size && __facets[__i]))
113 return static_cast<const _Facet&>(*__facets[__i]);
116 // Routine to access a cache for the facet. If the cache didn't
117 // exist before, it gets constructed on the fly.
118 template<typename _Facet>
122 operator() (const locale& __loc) const;
126 template<typename _CharT>
127 struct __use_cache<__numpunct_cache<_CharT> >
129 const __numpunct_cache<_CharT>*
130 operator() (const locale& __loc) const
132 const size_t __i = numpunct<_CharT>::id._M_id();
133 const locale::facet** __caches = __loc._M_impl->_M_caches;
136 __numpunct_cache<_CharT>* __tmp = NULL;
139 __tmp = new __numpunct_cache<_CharT>;
140 __tmp->_M_cache(__loc);
145 __throw_exception_again;
147 __loc._M_impl->_M_install_cache(__tmp, __i);
149 return static_cast<const __numpunct_cache<_CharT>*>(__caches[__i]);
153 template<typename _CharT, bool _Intl>
154 struct __use_cache<__moneypunct_cache<_CharT, _Intl> >
156 const __moneypunct_cache<_CharT, _Intl>*
157 operator() (const locale& __loc) const
159 const size_t __i = moneypunct<_CharT, _Intl>::id._M_id();
160 const locale::facet** __caches = __loc._M_impl->_M_caches;
163 __moneypunct_cache<_CharT, _Intl>* __tmp = NULL;
166 __tmp = new __moneypunct_cache<_CharT, _Intl>;
167 __tmp->_M_cache(__loc);
172 __throw_exception_again;
174 __loc._M_impl->_M_install_cache(__tmp, __i);
177 const __moneypunct_cache<_CharT, _Intl>*>(__caches[__i]);
181 template<typename _CharT>
183 __numpunct_cache<_CharT>::_M_cache(const locale& __loc)
187 const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
189 _M_grouping_size = __np.grouping().size();
190 char* __grouping = new char[_M_grouping_size];
191 __np.grouping().copy(__grouping, _M_grouping_size);
192 _M_grouping = __grouping;
193 _M_use_grouping = _M_grouping_size && __np.grouping()[0] != 0;
195 _M_truename_size = __np.truename().size();
196 _CharT* __truename = new _CharT[_M_truename_size];
197 __np.truename().copy(__truename, _M_truename_size);
198 _M_truename = __truename;
200 _M_falsename_size = __np.falsename().size();
201 _CharT* __falsename = new _CharT[_M_falsename_size];
202 __np.falsename().copy(__falsename, _M_falsename_size);
203 _M_falsename = __falsename;
205 _M_decimal_point = __np.decimal_point();
206 _M_thousands_sep = __np.thousands_sep();
208 const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__loc);
209 __ct.widen(__num_base::_S_atoms_out,
210 __num_base::_S_atoms_out + __num_base::_S_oend, _M_atoms_out);
211 __ct.widen(__num_base::_S_atoms_in,
212 __num_base::_S_atoms_in + __num_base::_S_iend, _M_atoms_in);
215 template<typename _CharT, bool _Intl>
217 __moneypunct_cache<_CharT, _Intl>::_M_cache(const locale& __loc)
221 const moneypunct<_CharT, _Intl>& __mp =
222 use_facet<moneypunct<_CharT, _Intl> >(__loc);
224 _M_grouping_size = __mp.grouping().size();
225 char* __grouping = new char[_M_grouping_size];
226 __mp.grouping().copy(__grouping, _M_grouping_size);
227 _M_grouping = __grouping;
228 _M_use_grouping = _M_grouping_size && __mp.grouping()[0] != 0;
230 _M_decimal_point = __mp.decimal_point();
231 _M_thousands_sep = __mp.thousands_sep();
232 _M_frac_digits = __mp.frac_digits();
234 _M_curr_symbol_size = __mp.curr_symbol().size();
235 _CharT* __curr_symbol = new _CharT[_M_curr_symbol_size];
236 __mp.curr_symbol().copy(__curr_symbol, _M_curr_symbol_size);
237 _M_curr_symbol = __curr_symbol;
239 _M_positive_sign_size = __mp.positive_sign().size();
240 _CharT* __positive_sign = new _CharT[_M_positive_sign_size];
241 __mp.positive_sign().copy(__positive_sign, _M_positive_sign_size);
242 _M_positive_sign = __positive_sign;
244 _M_negative_sign_size = __mp.negative_sign().size();
245 _CharT* __negative_sign = new _CharT[_M_negative_sign_size];
246 __mp.negative_sign().copy(__negative_sign, _M_negative_sign_size);
247 _M_negative_sign = __negative_sign;
249 _M_pos_format = __mp.pos_format();
250 _M_neg_format = __mp.neg_format();
252 const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__loc);
253 __ct.widen(money_base::_S_atoms,
254 money_base::_S_atoms + money_base::_S_end, _M_atoms);
258 // Used by both numeric and monetary facets.
259 // Check to make sure that the __grouping_tmp string constructed in
260 // money_get or num_get matches the canonical grouping for a given
262 // __grouping_tmp is parsed L to R
263 // 1,222,444 == __grouping_tmp of "\1\3\3"
264 // __grouping is parsed R to L
265 // 1,222,444 == __grouping of "\3" == "\3\3\3"
267 __verify_grouping(const char* __grouping, size_t __grouping_size,
268 const string& __grouping_tmp);
270 template<typename _CharT, typename _InIter>
272 num_get<_CharT, _InIter>::
273 _M_extract_float(_InIter __beg, _InIter __end, ios_base& __io,
274 ios_base::iostate& __err, string& __xtrc) const
276 typedef char_traits<_CharT> __traits_type;
277 typedef typename numpunct<_CharT>::__cache_type __cache_type;
278 __use_cache<__cache_type> __uc;
279 const locale& __loc = __io._M_getloc();
280 const __cache_type* __lc = __uc(__loc);
281 const _CharT* __lit = __lc->_M_atoms_in;
283 // True if a mantissa is found.
284 bool __found_mantissa = false;
286 // First check for sign.
289 const char_type __c = *__beg;
290 const bool __plus = __c == __lit[__num_base::_S_iplus];
291 if ((__plus || __c == __lit[__num_base::_S_iminus])
292 && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
293 && !(__c == __lc->_M_decimal_point))
295 __xtrc += __plus ? '+' : '-';
300 // Next, look for leading zeros.
301 while (__beg != __end)
303 const char_type __c = *__beg;
304 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep
305 || __c == __lc->_M_decimal_point)
307 else if (__c == __lit[__num_base::_S_izero])
309 if (!__found_mantissa)
312 __found_mantissa = true;
320 // Only need acceptable digits for floating point numbers.
321 bool __found_dec = false;
322 bool __found_sci = false;
323 string __found_grouping;
324 if (__lc->_M_use_grouping)
325 __found_grouping.reserve(32);
327 const char_type* __lit_zero = __lit + __num_base::_S_izero;
328 const char_type* __q;
329 while (__beg != __end)
331 // According to 22.2.2.1.2, p8-9, first look for thousands_sep
332 // and decimal_point.
333 const char_type __c = *__beg;
334 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
336 if (!__found_dec && !__found_sci)
338 // NB: Thousands separator at the beginning of a string
339 // is a no-no, as is two consecutive thousands separators.
342 __found_grouping += static_cast<char>(__sep_pos);
348 __err |= ios_base::failbit;
355 else if (__c == __lc->_M_decimal_point)
357 if (!__found_dec && !__found_sci)
359 // If no grouping chars are seen, no grouping check
360 // is applied. Therefore __found_grouping is adjusted
361 // only if decimal_point comes after some thousands_sep.
362 if (__found_grouping.size())
363 __found_grouping += static_cast<char>(__sep_pos);
371 else if (__q = __traits_type::find(__lit_zero, 10, __c))
373 __xtrc += __num_base::_S_atoms_in[__q - __lit];
374 __found_mantissa = true;
378 else if ((__c == __lit[__num_base::_S_ie]
379 || __c == __lit[__num_base::_S_iE])
380 && __found_mantissa && !__found_sci)
382 // Scientific notation.
383 if (__found_grouping.size() && !__found_dec)
384 __found_grouping += static_cast<char>(__sep_pos);
388 // Remove optional plus or minus sign, if they exist.
389 if (++__beg != __end)
391 const bool __plus = *__beg == __lit[__num_base::_S_iplus];
392 if ((__plus || *__beg == __lit[__num_base::_S_iminus])
393 && !(__lc->_M_use_grouping
394 && *__beg == __lc->_M_thousands_sep)
395 && !(*__beg == __lc->_M_decimal_point))
397 __xtrc += __plus ? '+' : '-';
403 // Not a valid input item.
407 // Digit grouping is checked. If grouping and found_grouping don't
408 // match, then get very very upset, and set failbit.
409 if (__found_grouping.size())
411 // Add the ending grouping if a decimal or 'e'/'E' wasn't found.
412 if (!__found_dec && !__found_sci)
413 __found_grouping += static_cast<char>(__sep_pos);
415 if (!std::__verify_grouping(__lc->_M_grouping,
416 __lc->_M_grouping_size,
418 __err |= ios_base::failbit;
423 __err |= ios_base::eofbit;
427 template<typename _CharT, typename _InIter>
428 template<typename _ValueT>
430 num_get<_CharT, _InIter>::
431 _M_extract_int(_InIter __beg, _InIter __end, ios_base& __io,
432 ios_base::iostate& __err, _ValueT& __v) const
434 typedef char_traits<_CharT> __traits_type;
435 typedef typename numpunct<_CharT>::__cache_type __cache_type;
436 __use_cache<__cache_type> __uc;
437 const locale& __loc = __io._M_getloc();
438 const __cache_type* __lc = __uc(__loc);
439 const _CharT* __lit = __lc->_M_atoms_in;
441 // NB: Iff __basefield == 0, __base can change based on contents.
442 const ios_base::fmtflags __basefield = __io.flags()
443 & ios_base::basefield;
444 const bool __oct = __basefield == ios_base::oct;
445 int __base = __oct ? 8 : (__basefield == ios_base::hex ? 16 : 10);
447 // True if numeric digits are found.
448 bool __found_num = false;
450 // First check for sign.
451 bool __negative = false;
454 const char_type __c = *__beg;
455 if (numeric_limits<_ValueT>::is_signed)
456 __negative = __c == __lit[__num_base::_S_iminus];
457 if ((__negative || __c == __lit[__num_base::_S_iplus])
458 && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
459 && !(__c == __lc->_M_decimal_point))
463 // Next, look for leading zeros and check required digits
465 while (__beg != __end)
467 const char_type __c = *__beg;
468 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep
469 || __c == __lc->_M_decimal_point)
471 else if (__c == __lit[__num_base::_S_izero]
472 && (!__found_num || __base == 10))
477 else if (__found_num)
479 if (__c == __lit[__num_base::_S_ix]
480 || __c == __lit[__num_base::_S_iX])
482 if (__basefield == 0)
490 else if (__basefield == 0)
498 // At this point, base is determined. If not hex, only allow
499 // base digits as valid input.
500 const size_t __len = (__base == 16 ? __num_base::_S_iend
501 - __num_base::_S_izero : __base);
504 string __found_grouping;
505 if (__lc->_M_use_grouping)
506 __found_grouping.reserve(32);
508 bool __overflow = false;
509 _ValueT __result = 0;
510 const char_type* __lit_zero = __lit + __num_base::_S_izero;
511 const char_type* __q;
514 const _ValueT __min = numeric_limits<_ValueT>::min() / __base;
515 for (; __beg != __end; ++__beg)
517 // According to 22.2.2.1.2, p8-9, first look for thousands_sep
518 // and decimal_point.
519 const char_type __c = *__beg;
520 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
522 // NB: Thousands separator at the beginning of a string
523 // is a no-no, as is two consecutive thousands separators.
526 __found_grouping += static_cast<char>(__sep_pos);
531 __err |= ios_base::failbit;
535 else if (__c == __lc->_M_decimal_point)
537 else if (__q = __traits_type::find(__lit_zero, __len, __c))
539 int __digit = __q - __lit_zero;
542 if (__result < __min)
546 const _ValueT __new_result = __result * __base
548 __overflow |= __new_result > __result;
549 __result = __new_result;
555 // Not a valid input item.
561 const _ValueT __max = numeric_limits<_ValueT>::max() / __base;
562 for (; __beg != __end; ++__beg)
564 const char_type __c = *__beg;
565 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
569 __found_grouping += static_cast<char>(__sep_pos);
574 __err |= ios_base::failbit;
578 else if (__c == __lc->_M_decimal_point)
580 else if (__q = __traits_type::find(__lit_zero, __len, __c))
582 int __digit = __q - __lit_zero;
585 if (__result > __max)
589 const _ValueT __new_result = __result * __base
591 __overflow |= __new_result < __result;
592 __result = __new_result;
602 // Digit grouping is checked. If grouping and found_grouping don't
603 // match, then get very very upset, and set failbit.
604 if (__found_grouping.size())
606 // Add the ending grouping.
607 __found_grouping += static_cast<char>(__sep_pos);
609 if (!std::__verify_grouping(__lc->_M_grouping,
610 __lc->_M_grouping_size,
612 __err |= ios_base::failbit;
615 if (!(__err & ios_base::failbit) && !__overflow
619 __err |= ios_base::failbit;
622 __err |= ios_base::eofbit;
626 // _GLIBCXX_RESOLVE_LIB_DEFECTS
627 // 17. Bad bool parsing
628 template<typename _CharT, typename _InIter>
630 num_get<_CharT, _InIter>::
631 do_get(iter_type __beg, iter_type __end, ios_base& __io,
632 ios_base::iostate& __err, bool& __v) const
634 if (!(__io.flags() & ios_base::boolalpha))
636 // Parse bool values as long.
637 // NB: We can't just call do_get(long) here, as it might
638 // refer to a derived class.
640 __beg = _M_extract_int(__beg, __end, __io, __err, __l);
641 if (__l == 0 || __l == 1)
644 __err |= ios_base::failbit;
648 // Parse bool values as alphanumeric.
649 typedef char_traits<_CharT> __traits_type;
650 typedef typename numpunct<_CharT>::__cache_type __cache_type;
651 __use_cache<__cache_type> __uc;
652 const locale& __loc = __io._M_getloc();
653 const __cache_type* __lc = __uc(__loc);
658 for (__n = 0; __beg != __end; ++__n, ++__beg)
661 if (__n < __lc->_M_falsename_size)
662 __testf = *__beg == __lc->_M_falsename[__n];
667 if (__n < __lc->_M_truename_size)
668 __testt = *__beg == __lc->_M_truename[__n];
672 if (!__testf && !__testt)
675 if (__testf && __n == __lc->_M_falsename_size)
677 else if (__testt && __n == __lc->_M_truename_size)
680 __err |= ios_base::failbit;
683 __err |= ios_base::eofbit;
688 template<typename _CharT, typename _InIter>
690 num_get<_CharT, _InIter>::
691 do_get(iter_type __beg, iter_type __end, ios_base& __io,
692 ios_base::iostate& __err, long& __v) const
693 { return _M_extract_int(__beg, __end, __io, __err, __v); }
695 template<typename _CharT, typename _InIter>
697 num_get<_CharT, _InIter>::
698 do_get(iter_type __beg, iter_type __end, ios_base& __io,
699 ios_base::iostate& __err, unsigned short& __v) const
700 { return _M_extract_int(__beg, __end, __io, __err, __v); }
702 template<typename _CharT, typename _InIter>
704 num_get<_CharT, _InIter>::
705 do_get(iter_type __beg, iter_type __end, ios_base& __io,
706 ios_base::iostate& __err, unsigned int& __v) const
707 { return _M_extract_int(__beg, __end, __io, __err, __v); }
709 template<typename _CharT, typename _InIter>
711 num_get<_CharT, _InIter>::
712 do_get(iter_type __beg, iter_type __end, ios_base& __io,
713 ios_base::iostate& __err, unsigned long& __v) const
714 { return _M_extract_int(__beg, __end, __io, __err, __v); }
716 #ifdef _GLIBCXX_USE_LONG_LONG
717 template<typename _CharT, typename _InIter>
719 num_get<_CharT, _InIter>::
720 do_get(iter_type __beg, iter_type __end, ios_base& __io,
721 ios_base::iostate& __err, long long& __v) const
722 { return _M_extract_int(__beg, __end, __io, __err, __v); }
724 template<typename _CharT, typename _InIter>
726 num_get<_CharT, _InIter>::
727 do_get(iter_type __beg, iter_type __end, ios_base& __io,
728 ios_base::iostate& __err, unsigned long long& __v) const
729 { return _M_extract_int(__beg, __end, __io, __err, __v); }
732 template<typename _CharT, typename _InIter>
734 num_get<_CharT, _InIter>::
735 do_get(iter_type __beg, iter_type __end, ios_base& __io,
736 ios_base::iostate& __err, float& __v) const
740 __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
741 std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
745 template<typename _CharT, typename _InIter>
747 num_get<_CharT, _InIter>::
748 do_get(iter_type __beg, iter_type __end, ios_base& __io,
749 ios_base::iostate& __err, double& __v) const
753 __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
754 std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
758 template<typename _CharT, typename _InIter>
760 num_get<_CharT, _InIter>::
761 do_get(iter_type __beg, iter_type __end, ios_base& __io,
762 ios_base::iostate& __err, long double& __v) const
766 __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
767 std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
771 template<typename _CharT, typename _InIter>
773 num_get<_CharT, _InIter>::
774 do_get(iter_type __beg, iter_type __end, ios_base& __io,
775 ios_base::iostate& __err, void*& __v) const
777 // Prepare for hex formatted input.
778 typedef ios_base::fmtflags fmtflags;
779 const fmtflags __fmt = __io.flags();
780 __io.flags(__fmt & ~ios_base::basefield | ios_base::hex);
783 __beg = _M_extract_int(__beg, __end, __io, __err, __ul);
785 // Reset from hex formatted input.
788 if (!(__err & ios_base::failbit))
789 __v = reinterpret_cast<void*>(__ul);
791 __err |= ios_base::failbit;
795 // For use by integer and floating-point types after they have been
796 // converted into a char_type string.
797 template<typename _CharT, typename _OutIter>
799 num_put<_CharT, _OutIter>::
800 _M_pad(_CharT __fill, streamsize __w, ios_base& __io,
801 _CharT* __new, const _CharT* __cs, int& __len) const
803 // [22.2.2.2.2] Stage 3.
804 // If necessary, pad.
805 __pad<_CharT, char_traits<_CharT> >::_S_pad(__io, __fill, __new, __cs,
807 __len = static_cast<int>(__w);
810 // Forwarding functions to peel signed from unsigned integer types.
811 template<typename _CharT>
813 __int_to_char(_CharT* __bufend, long __v, const _CharT* __lit,
814 ios_base::fmtflags __flags)
816 unsigned long __ul = static_cast<unsigned long>(__v);
823 return __int_to_char(__bufend, __ul, __lit, __flags, __neg);
826 template<typename _CharT>
828 __int_to_char(_CharT* __bufend, unsigned long __v, const _CharT* __lit,
829 ios_base::fmtflags __flags)
831 // About showpos, see Table 60 and C99 7.19.6.1, p6 (+).
832 return __int_to_char(__bufend, __v, __lit,
833 __flags & ~ios_base::showpos, false);
836 #ifdef _GLIBCXX_USE_LONG_LONG
837 template<typename _CharT>
839 __int_to_char(_CharT* __bufend, long long __v, const _CharT* __lit,
840 ios_base::fmtflags __flags)
842 unsigned long long __ull = static_cast<unsigned long long>(__v);
849 return __int_to_char(__bufend, __ull, __lit, __flags, __neg);
852 template<typename _CharT>
854 __int_to_char(_CharT* __bufend, unsigned long long __v,
855 const _CharT* __lit, ios_base::fmtflags __flags)
856 { return __int_to_char(__bufend, __v, __lit,
857 __flags & ~ios_base::showpos, false); }
860 template<typename _CharT, typename _ValueT>
862 __int_to_char(_CharT* __bufend, _ValueT __v, const _CharT* __lit,
863 ios_base::fmtflags __flags, bool __neg)
865 // Don't write base if already 0.
866 const bool __showbase = (__flags & ios_base::showbase) && __v;
867 const ios_base::fmtflags __basefield = __flags & ios_base::basefield;
868 _CharT* __buf = __bufend - 1;
870 if (__builtin_expect(__basefield != ios_base::oct &&
871 __basefield != ios_base::hex, true))
876 *__buf-- = __lit[(__v % 10) + __num_base::_S_odigits];
881 *__buf-- = __lit[__num_base::_S_ominus];
882 else if (__flags & ios_base::showpos)
883 *__buf-- = __lit[__num_base::_S_oplus];
885 else if (__basefield == ios_base::oct)
890 *__buf-- = __lit[(__v & 0x7) + __num_base::_S_odigits];
895 *__buf-- = __lit[__num_base::_S_odigits];
900 const bool __uppercase = __flags & ios_base::uppercase;
901 const int __case_offset = __uppercase ? __num_base::_S_oudigits
902 : __num_base::_S_odigits;
905 *__buf-- = __lit[(__v & 0xf) + __case_offset];
912 *__buf-- = __lit[__num_base::_S_ox + __uppercase];
914 *__buf-- = __lit[__num_base::_S_odigits];
917 return __bufend - __buf - 1;
920 template<typename _CharT, typename _OutIter>
922 num_put<_CharT, _OutIter>::
923 _M_group_int(const char* __grouping, size_t __grouping_size, _CharT __sep,
924 ios_base& __io, _CharT* __new, _CharT* __cs, int& __len) const
926 // By itself __add_grouping cannot deal correctly with __cs when
927 // ios::showbase is set and ios_base::oct || ios_base::hex.
928 // Therefore we take care "by hand" of the initial 0, 0x or 0X.
929 // However, remember that the latter do not occur if the number
930 // printed is '0' (__len == 1).
931 streamsize __off = 0;
932 const ios_base::fmtflags __basefield = __io.flags()
933 & ios_base::basefield;
934 if ((__io.flags() & ios_base::showbase) && __len > 1)
935 if (__basefield == ios_base::oct)
940 else if (__basefield == ios_base::hex)
947 __p = std::__add_grouping(__new + __off, __sep, __grouping,
948 __grouping_size, __cs + __off,
953 template<typename _CharT, typename _OutIter>
954 template<typename _ValueT>
956 num_put<_CharT, _OutIter>::
957 _M_insert_int(_OutIter __s, ios_base& __io, _CharT __fill,
960 typedef typename numpunct<_CharT>::__cache_type __cache_type;
961 __use_cache<__cache_type> __uc;
962 const locale& __loc = __io._M_getloc();
963 const __cache_type* __lc = __uc(__loc);
964 const _CharT* __lit = __lc->_M_atoms_out;
966 // Long enough to hold hex, dec, and octal representations.
967 const int __ilen = 4 * sizeof(_ValueT);
968 _CharT* __cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
971 // [22.2.2.2.2] Stage 1, numeric conversion to character.
972 // Result is returned right-justified in the buffer.
974 __len = __int_to_char(__cs + __ilen, __v, __lit, __io.flags());
975 __cs += __ilen - __len;
977 // Add grouping, if necessary.
978 if (__lc->_M_use_grouping)
980 // Grouping can add (almost) as many separators as the
981 // number of digits, but no more.
982 _CharT* __cs2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
984 _M_group_int(__lc->_M_grouping, __lc->_M_grouping_size,
985 __lc->_M_thousands_sep, __io, __cs2, __cs, __len);
990 const streamsize __w = __io.width();
991 if (__w > static_cast<streamsize>(__len))
993 _CharT* __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
995 _M_pad(__fill, __w, __io, __cs3, __cs, __len);
1000 // [22.2.2.2.2] Stage 4.
1001 // Write resulting, fully-formatted string to output iterator.
1002 return std::__write(__s, __cs, __len);
1005 template<typename _CharT, typename _OutIter>
1007 num_put<_CharT, _OutIter>::
1008 _M_group_float(const char* __grouping, size_t __grouping_size,
1009 _CharT __sep, const _CharT* __p, _CharT* __new,
1010 _CharT* __cs, int& __len) const
1012 // _GLIBCXX_RESOLVE_LIB_DEFECTS
1013 // 282. What types does numpunct grouping refer to?
1014 // Add grouping, if necessary.
1016 const int __declen = __p ? __p - __cs : __len;
1017 __p2 = std::__add_grouping(__new, __sep, __grouping, __grouping_size,
1018 __cs, __cs + __declen);
1020 // Tack on decimal part.
1021 int __newlen = __p2 - __new;
1024 char_traits<_CharT>::copy(__p2, __p, __len - __declen);
1025 __newlen += __len - __declen;
1030 // The following code uses snprintf (or sprintf(), when
1031 // _GLIBCXX_USE_C99 is not defined) to convert floating point values
1032 // for insertion into a stream. An optimization would be to replace
1033 // them with code that works directly on a wide buffer and then use
1034 // __pad to do the padding. It would be good to replace them anyway
1035 // to gain back the efficiency that C++ provides by knowing up front
1036 // the type of the values to insert. Also, sprintf is dangerous
1037 // since may lead to accidental buffer overruns. This
1038 // implementation follows the C++ standard fairly directly as
1039 // outlined in 22.2.2.2 [lib.locale.num.put]
1040 template<typename _CharT, typename _OutIter>
1041 template<typename _ValueT>
1043 num_put<_CharT, _OutIter>::
1044 _M_insert_float(_OutIter __s, ios_base& __io, _CharT __fill, char __mod,
1047 typedef typename numpunct<_CharT>::__cache_type __cache_type;
1048 __use_cache<__cache_type> __uc;
1049 const locale& __loc = __io._M_getloc();
1050 const __cache_type* __lc = __uc(__loc);
1052 // Note: digits10 is rounded down: add 1 to ensure the maximum
1053 // available precision. Then, in general, one more 1 needs to
1054 // be added since, when the %{g,G} conversion specifiers are
1055 // chosen inside _S_format_float, the precision field is "the
1056 // maximum number of significant digits", *not* the "number of
1057 // digits to appear after the decimal point", as happens for
1058 // %{e,E,f,F} (C99, 7.19.6.1,4).
1059 const int __max_digits = numeric_limits<_ValueT>::digits10 + 2;
1061 // Use default precision if out of range.
1062 streamsize __prec = __io.precision();
1063 if (__prec > static_cast<streamsize>(__max_digits))
1064 __prec = static_cast<streamsize>(__max_digits);
1065 else if (__prec < static_cast<streamsize>(0))
1066 __prec = static_cast<streamsize>(6);
1068 // [22.2.2.2.2] Stage 1, numeric conversion to character.
1070 // Long enough for the max format spec.
1073 #ifdef _GLIBCXX_USE_C99
1074 // First try a buffer perhaps big enough (for sure sufficient
1075 // for non-ios_base::fixed outputs)
1076 int __cs_size = __max_digits * 3;
1077 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1079 __num_base::_S_format_float(__io, __fbuf, __mod);
1080 __len = std::__convert_from_v(__cs, __cs_size, __fbuf, __v,
1081 _S_get_c_locale(), __prec);
1083 // If the buffer was not large enough, try again with the correct size.
1084 if (__len >= __cs_size)
1086 __cs_size = __len + 1;
1087 __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1088 __len = std::__convert_from_v(__cs, __cs_size, __fbuf, __v,
1089 _S_get_c_locale(), __prec);
1092 // Consider the possibility of long ios_base::fixed outputs
1093 const bool __fixed = __io.flags() & ios_base::fixed;
1094 const int __max_exp = numeric_limits<_ValueT>::max_exponent10;
1096 // The size of the output string is computed as follows.
1097 // ios_base::fixed outputs may need up to __max_exp+1 chars
1098 // for the integer part + up to __max_digits chars for the
1099 // fractional part + 3 chars for sign, decimal point, '\0'. On
1100 // the other hand, for non-fixed outputs __max_digits*3 chars
1101 // are largely sufficient.
1102 const int __cs_size = __fixed ? __max_exp + __max_digits + 4
1104 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1106 __num_base::_S_format_float(__io, __fbuf, __mod);
1107 __len = std::__convert_from_v(__cs, 0, __fbuf, __v,
1108 _S_get_c_locale(), __prec);
1111 // [22.2.2.2.2] Stage 2, convert to char_type, using correct
1112 // numpunct.decimal_point() values for '.' and adding grouping.
1113 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1115 _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1117 __ctype.widen(__cs, __cs + __len, __ws);
1119 // Replace decimal point.
1120 const _CharT __cdec = __ctype.widen('.');
1121 const _CharT __dec = __lc->_M_decimal_point;
1123 if (__p = char_traits<_CharT>::find(__ws, __len, __cdec))
1124 __ws[__p - __ws] = __dec;
1126 // Add grouping, if necessary.
1127 if (__lc->_M_use_grouping)
1129 // Grouping can add (almost) as many separators as the
1130 // number of digits, but no more.
1131 _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1133 _M_group_float(__lc->_M_grouping, __lc->_M_grouping_size,
1134 __lc->_M_thousands_sep, __p, __ws2, __ws, __len);
1139 const streamsize __w = __io.width();
1140 if (__w > static_cast<streamsize>(__len))
1142 _CharT* __ws3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1144 _M_pad(__fill, __w, __io, __ws3, __ws, __len);
1149 // [22.2.2.2.2] Stage 4.
1150 // Write resulting, fully-formatted string to output iterator.
1151 return std::__write(__s, __ws, __len);
1154 template<typename _CharT, typename _OutIter>
1156 num_put<_CharT, _OutIter>::
1157 do_put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const
1159 const ios_base::fmtflags __flags = __io.flags();
1160 if ((__flags & ios_base::boolalpha) == 0)
1162 unsigned long __uv = __v;
1163 __s = _M_insert_int(__s, __io, __fill, __uv);
1167 typedef typename numpunct<_CharT>::__cache_type __cache_type;
1168 __use_cache<__cache_type> __uc;
1169 const locale& __loc = __io._M_getloc();
1170 const __cache_type* __lc = __uc(__loc);
1172 const _CharT* __name = __v ? __lc->_M_truename
1173 : __lc->_M_falsename;
1174 int __len = __v ? __lc->_M_truename_size
1175 : __lc->_M_falsename_size;
1177 const streamsize __w = __io.width();
1178 if (__w > static_cast<streamsize>(__len))
1181 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1183 _M_pad(__fill, __w, __io, __cs, __name, __len);
1187 __s = std::__write(__s, __name, __len);
1192 template<typename _CharT, typename _OutIter>
1194 num_put<_CharT, _OutIter>::
1195 do_put(iter_type __s, ios_base& __io, char_type __fill, long __v) const
1196 { return _M_insert_int(__s, __io, __fill, __v); }
1198 template<typename _CharT, typename _OutIter>
1200 num_put<_CharT, _OutIter>::
1201 do_put(iter_type __s, ios_base& __io, char_type __fill,
1202 unsigned long __v) const
1203 { return _M_insert_int(__s, __io, __fill, __v); }
1205 #ifdef _GLIBCXX_USE_LONG_LONG
1206 template<typename _CharT, typename _OutIter>
1208 num_put<_CharT, _OutIter>::
1209 do_put(iter_type __s, ios_base& __b, char_type __fill, long long __v) const
1210 { return _M_insert_int(__s, __b, __fill, __v); }
1212 template<typename _CharT, typename _OutIter>
1214 num_put<_CharT, _OutIter>::
1215 do_put(iter_type __s, ios_base& __io, char_type __fill,
1216 unsigned long long __v) const
1217 { return _M_insert_int(__s, __io, __fill, __v); }
1220 template<typename _CharT, typename _OutIter>
1222 num_put<_CharT, _OutIter>::
1223 do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const
1224 { return _M_insert_float(__s, __io, __fill, char(), __v); }
1226 template<typename _CharT, typename _OutIter>
1228 num_put<_CharT, _OutIter>::
1229 do_put(iter_type __s, ios_base& __io, char_type __fill,
1230 long double __v) const
1231 { return _M_insert_float(__s, __io, __fill, 'L', __v); }
1233 template<typename _CharT, typename _OutIter>
1235 num_put<_CharT, _OutIter>::
1236 do_put(iter_type __s, ios_base& __io, char_type __fill,
1237 const void* __v) const
1239 const ios_base::fmtflags __flags = __io.flags();
1240 const ios_base::fmtflags __fmt = ~(ios_base::showpos
1241 | ios_base::basefield
1242 | ios_base::uppercase
1243 | ios_base::internal);
1244 __io.flags(__flags & __fmt | (ios_base::hex | ios_base::showbase));
1246 __s = _M_insert_int(__s, __io, __fill,
1247 reinterpret_cast<unsigned long>(__v));
1248 __io.flags(__flags);
1252 template<typename _CharT, typename _InIter>
1253 template<bool _Intl>
1255 money_get<_CharT, _InIter>::
1256 _M_extract(iter_type __beg, iter_type __end, ios_base& __io,
1257 ios_base::iostate& __err, string& __units) const
1259 typedef char_traits<_CharT> __traits_type;
1260 typedef typename string_type::size_type size_type;
1261 typedef money_base::part part;
1262 typedef moneypunct<_CharT, _Intl> __moneypunct_type;
1263 typedef typename __moneypunct_type::__cache_type __cache_type;
1265 const locale& __loc = __io._M_getloc();
1266 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1268 __use_cache<__cache_type> __uc;
1269 const __cache_type* __lc = __uc(__loc);
1270 const char_type* __lit = __lc->_M_atoms;
1273 bool __negative = false;
1275 size_type __sign_size = 0;
1276 // True if sign is mandatory.
1277 const bool __mandatory_sign = (__lc->_M_positive_sign_size
1278 && __lc->_M_negative_sign_size);
1279 // String of grouping info from thousands_sep plucked from __units.
1280 string __grouping_tmp;
1281 if (__lc->_M_use_grouping)
1282 __grouping_tmp.reserve(32);
1283 // Last position before the decimal point.
1285 // Separator positions, then, possibly, fractional digits.
1287 // If input iterator is in a valid state.
1288 bool __testvalid = true;
1289 // Flag marking when a decimal point is found.
1290 bool __testdecfound = false;
1292 // The tentative returned string is stored here.
1296 const char_type* __lit_zero = __lit + money_base::_S_zero;
1297 const char_type* __q;
1298 const money_base::pattern __p = __lc->_M_neg_format;
1299 for (int __i = 0; __i < 4 && __testvalid; ++__i)
1301 const part __which = static_cast<part>(__p.field[__i]);
1304 case money_base::symbol:
1305 // According to 22.2.6.1.2, p2, symbol is required
1306 // if (__io.flags() & ios_base::showbase), otherwise
1307 // is optional and consumed only if other characters
1308 // are needed to complete the format.
1309 if (__io.flags() & ios_base::showbase || __sign_size > 1
1311 || (__i == 1 && (__mandatory_sign
1312 || (static_cast<part>(__p.field[0])
1313 == money_base::sign)
1314 || (static_cast<part>(__p.field[2])
1315 == money_base::space)))
1316 || (__i == 2 && ((static_cast<part>(__p.field[3])
1317 == money_base::value)
1319 && (static_cast<part>(__p.field[3])
1320 == money_base::sign))))
1322 const size_type __len = __lc->_M_curr_symbol_size;
1324 for (; __beg != __end && __j < __len
1325 && *__beg == __lc->_M_curr_symbol[__j];
1328 && (__j || __io.flags() & ios_base::showbase))
1329 __testvalid = false;
1332 case money_base::sign:
1333 // Sign might not exist, or be more than one character long.
1334 if (__lc->_M_positive_sign_size && __beg != __end
1335 && *__beg == __lc->_M_positive_sign[0])
1337 __sign_size = __lc->_M_positive_sign_size;
1340 else if (__lc->_M_negative_sign_size && __beg != __end
1341 && *__beg == __lc->_M_negative_sign[0])
1344 __sign_size = __lc->_M_negative_sign_size;
1347 else if (__lc->_M_positive_sign_size
1348 && !__lc->_M_negative_sign_size)
1349 // "... if no sign is detected, the result is given the sign
1350 // that corresponds to the source of the empty string"
1352 else if (__mandatory_sign)
1353 __testvalid = false;
1355 case money_base::value:
1356 // Extract digits, remove and stash away the
1357 // grouping of found thousands separators.
1358 for (; __beg != __end; ++__beg)
1359 if (__q = __traits_type::find(__lit_zero, 10, *__beg))
1361 __res += money_base::_S_atoms[__q - __lit];
1364 else if (*__beg == __lc->_M_decimal_point && !__testdecfound)
1368 __testdecfound = true;
1370 else if (__lc->_M_use_grouping
1371 && *__beg == __lc->_M_thousands_sep
1376 // Mark position for later analysis.
1377 __grouping_tmp += static_cast<char>(__n);
1382 __testvalid = false;
1389 __testvalid = false;
1391 case money_base::space:
1392 // At least one space is required.
1393 if (__beg != __end && __ctype.is(ctype_base::space, *__beg))
1396 __testvalid = false;
1397 case money_base::none:
1398 // Only if not at the end of the pattern.
1400 for (; __beg != __end
1401 && __ctype.is(ctype_base::space, *__beg); ++__beg);
1406 // Need to get the rest of the sign characters, if they exist.
1407 if (__sign_size > 1 && __testvalid)
1409 const char_type* __sign = __negative ? __lc->_M_negative_sign
1410 : __lc->_M_positive_sign;
1412 for (; __beg != __end && __i < __sign_size
1413 && *__beg == __sign[__i]; ++__beg, ++__i);
1415 if (__i != __sign_size)
1416 __testvalid = false;
1421 // Strip leading zeros.
1422 if (__res.size() > 1)
1424 const size_type __first = __res.find_first_not_of('0');
1425 const bool __only_zeros = __first == string::npos;
1427 __res.erase(0, __only_zeros ? __res.size() - 1 : __first);
1431 if (__negative && __res[0] != '0')
1432 __res.insert(__res.begin(), '-');
1434 // Test for grouping fidelity.
1435 if (__grouping_tmp.size())
1437 // Add the ending grouping.
1438 __grouping_tmp += static_cast<char>(__testdecfound ? __last_pos
1440 if (!std::__verify_grouping(__lc->_M_grouping,
1441 __lc->_M_grouping_size,
1443 __testvalid = false;
1446 // Iff not enough digits were supplied after the decimal-point.
1447 if (__testdecfound && __lc->_M_frac_digits > 0
1448 && __n != __lc->_M_frac_digits)
1449 __testvalid = false;
1452 // Iff no more characters are available.
1454 __err |= ios_base::eofbit;
1456 // Iff valid sequence is not recognized.
1458 __err |= ios_base::failbit;
1460 __units.swap(__res);
1465 template<typename _CharT, typename _InIter>
1467 money_get<_CharT, _InIter>::
1468 do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io,
1469 ios_base::iostate& __err, long double& __units) const
1473 __beg = _M_extract<true>(__beg, __end, __io, __err, __str);
1475 __beg = _M_extract<false>(__beg, __end, __io, __err, __str);
1476 std::__convert_to_v(__str.c_str(), __units, __err, _S_get_c_locale());
1480 template<typename _CharT, typename _InIter>
1482 money_get<_CharT, _InIter>::
1483 do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io,
1484 ios_base::iostate& __err, string_type& __units) const
1486 typedef typename string::size_type size_type;
1488 const locale& __loc = __io._M_getloc();
1489 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1492 const iter_type __ret = __intl ? _M_extract<true>(__beg, __end, __io,
1494 : _M_extract<false>(__beg, __end, __io,
1496 const size_type __len = __str.size();
1499 _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1501 __ctype.widen(__str.data(), __str.data() + __len, __ws);
1502 __units.assign(__ws, __len);
1508 template<typename _CharT, typename _OutIter>
1509 template<bool _Intl>
1511 money_put<_CharT, _OutIter>::
1512 _M_insert(iter_type __s, ios_base& __io, char_type __fill,
1513 const string_type& __digits) const
1515 typedef typename string_type::size_type size_type;
1516 typedef money_base::part part;
1517 typedef moneypunct<_CharT, _Intl> __moneypunct_type;
1518 typedef typename __moneypunct_type::__cache_type __cache_type;
1520 const locale& __loc = __io._M_getloc();
1521 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1523 __use_cache<__cache_type> __uc;
1524 const __cache_type* __lc = __uc(__loc);
1525 const char_type* __lit = __lc->_M_atoms;
1527 // Determine if negative or positive formats are to be used, and
1528 // discard leading negative_sign if it is present.
1529 const char_type* __beg = __digits.data();
1531 money_base::pattern __p;
1532 const char_type* __sign;
1533 size_type __sign_size;
1534 if (*__beg != __lit[money_base::_S_minus])
1536 __p = __lc->_M_pos_format;
1537 __sign = __lc->_M_positive_sign;
1538 __sign_size = __lc->_M_positive_sign_size;
1542 __p = __lc->_M_neg_format;
1543 __sign = __lc->_M_negative_sign;
1544 __sign_size = __lc->_M_negative_sign_size;
1545 if (__digits.size())
1549 // Look for valid numbers in the ctype facet within input digits.
1550 size_type __len = __ctype.scan_not(ctype_base::digit, __beg,
1551 __beg + __digits.size()) - __beg;
1554 // Assume valid input, and attempt to format.
1555 // Break down input numbers into base components, as follows:
1556 // final_value = grouped units + (decimal point) + (digits)
1557 string_type __value;
1558 __value.reserve(2 * __len);
1560 // Add thousands separators to non-decimal digits, per
1562 int __paddec = __len - __lc->_M_frac_digits;
1565 if (__lc->_M_frac_digits < 0)
1567 if (__lc->_M_grouping_size)
1570 static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1573 std::__add_grouping(__ws, __lc->_M_thousands_sep,
1575 __lc->_M_grouping_size,
1576 __beg, __beg + __paddec);
1577 __value.assign(__ws, __ws_end - __ws);
1580 __value.assign(__beg, __paddec);
1583 // Deal with decimal point, decimal digits.
1584 if (__lc->_M_frac_digits > 0)
1586 __value += __lc->_M_decimal_point;
1588 __value.append(__beg + __paddec, __lc->_M_frac_digits);
1591 // Have to pad zeros in the decimal position.
1592 __value.append(-__paddec, __lit[money_base::_S_zero]);
1593 __value.append(__beg, __len);
1597 // Calculate length of resulting string.
1598 const ios_base::fmtflags __f = __io.flags()
1599 & ios_base::adjustfield;
1600 __len = __value.size() + __sign_size;
1601 __len += ((__io.flags() & ios_base::showbase)
1602 ? __lc->_M_curr_symbol_size : 0);
1605 __res.reserve(2 * __len);
1607 const size_type __width = static_cast<size_type>(__io.width());
1608 const bool __testipad = (__f == ios_base::internal
1609 && __len < __width);
1610 // Fit formatted digits into the required pattern.
1611 for (int __i = 0; __i < 4; ++__i)
1613 const part __which = static_cast<part>(__p.field[__i]);
1616 case money_base::symbol:
1617 if (__io.flags() & ios_base::showbase)
1618 __res.append(__lc->_M_curr_symbol,
1619 __lc->_M_curr_symbol_size);
1621 case money_base::sign:
1622 // Sign might not exist, or be more than one
1623 // charater long. In that case, add in the rest
1628 case money_base::value:
1631 case money_base::space:
1632 // At least one space is required, but if internal
1633 // formatting is required, an arbitrary number of
1634 // fill spaces will be necessary.
1636 __res.append(__width - __len, __fill);
1640 case money_base::none:
1642 __res.append(__width - __len, __fill);
1647 // Special case of multi-part sign parts.
1648 if (__sign_size > 1)
1649 __res.append(__sign + 1, __sign_size - 1);
1651 // Pad, if still necessary.
1652 __len = __res.size();
1653 if (__width > __len)
1655 if (__f == ios_base::left)
1657 __res.append(__width - __len, __fill);
1660 __res.insert(0, __width - __len, __fill);
1664 // Write resulting, fully-formatted string to output iterator.
1665 __s = std::__write(__s, __res.data(), __len);
1671 template<typename _CharT, typename _OutIter>
1673 money_put<_CharT, _OutIter>::
1674 do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
1675 long double __units) const
1677 const locale __loc = __io.getloc();
1678 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1679 #ifdef _GLIBCXX_USE_C99
1680 // First try a buffer perhaps big enough.
1682 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1683 // _GLIBCXX_RESOLVE_LIB_DEFECTS
1684 // 328. Bad sprintf format modifier in money_put<>::do_put()
1685 int __len = std::__convert_from_v(__cs, __cs_size, "%.0Lf", __units,
1687 // If the buffer was not large enough, try again with the correct size.
1688 if (__len >= __cs_size)
1690 __cs_size = __len + 1;
1691 __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1692 __len = std::__convert_from_v(__cs, __cs_size, "%.0Lf", __units,
1696 // max_exponent10 + 1 for the integer part, + 2 for sign and '\0'.
1697 const int __cs_size = numeric_limits<long double>::max_exponent10 + 3;
1698 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1699 int __len = std::__convert_from_v(__cs, 0, "%.0Lf", __units,
1702 _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1704 __ctype.widen(__cs, __cs + __len, __ws);
1705 const string_type __digits(__ws, __len);
1706 return __intl ? _M_insert<true>(__s, __io, __fill, __digits)
1707 : _M_insert<false>(__s, __io, __fill, __digits);
1710 template<typename _CharT, typename _OutIter>
1712 money_put<_CharT, _OutIter>::
1713 do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
1714 const string_type& __digits) const
1715 { return __intl ? _M_insert<true>(__s, __io, __fill, __digits)
1716 : _M_insert<false>(__s, __io, __fill, __digits); }
1719 // NB: Not especially useful. Without an ios_base object or some
1720 // kind of locale reference, we are left clawing at the air where
1721 // the side of the mountain used to be...
1722 template<typename _CharT, typename _InIter>
1723 time_base::dateorder
1724 time_get<_CharT, _InIter>::do_date_order() const
1725 { return time_base::no_order; }
1727 // Expand a strftime format string and parse it. E.g., do_get_date() may
1728 // pass %m/%d/%Y => extracted characters.
1729 template<typename _CharT, typename _InIter>
1731 time_get<_CharT, _InIter>::
1732 _M_extract_via_format(iter_type __beg, iter_type __end, ios_base& __io,
1733 ios_base::iostate& __err, tm* __tm,
1734 const _CharT* __format) const
1736 const locale& __loc = __io._M_getloc();
1737 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
1738 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1739 const size_t __len = char_traits<_CharT>::length(__format);
1741 for (size_t __i = 0; __beg != __end && __i < __len && !__err; ++__i)
1743 if (__ctype.narrow(__format[__i], 0) == '%')
1745 // Verify valid formatting code, attempt to extract.
1746 char __c = __ctype.narrow(__format[++__i], 0);
1748 if (__c == 'E' || __c == 'O')
1749 __c = __ctype.narrow(__format[++__i], 0);
1755 // Abbreviated weekday name [tm_wday]
1756 const char_type* __days1[7];
1757 __tp._M_days_abbreviated(__days1);
1758 __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days1,
1762 // Weekday name [tm_wday].
1763 const char_type* __days2[7];
1764 __tp._M_days(__days2);
1765 __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days2,
1770 // Abbreviated month name [tm_mon]
1771 const char_type* __months1[12];
1772 __tp._M_months_abbreviated(__months1);
1773 __beg = _M_extract_name(__beg, __end, __tm->tm_mon,
1774 __months1, 12, __io, __err);
1777 // Month name [tm_mon].
1778 const char_type* __months2[12];
1779 __tp._M_months(__months2);
1780 __beg = _M_extract_name(__beg, __end, __tm->tm_mon,
1781 __months2, 12, __io, __err);
1784 // Default time and date representation.
1785 const char_type* __dt[2];
1786 __tp._M_date_time_formats(__dt);
1787 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1791 // Day [01, 31]. [tm_mday]
1792 __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 1, 31, 2,
1796 // Day [1, 31], with single digits preceded by
1798 if (__ctype.is(ctype_base::space, *__beg))
1799 __beg = _M_extract_num(++__beg, __end, __tm->tm_mday, 1, 9,
1802 __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 10, 31,
1806 // Equivalent to %m/%d/%y.[tm_mon, tm_mday, tm_year]
1808 __ctype.widen(__cs, __cs + 9, __wcs);
1809 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1813 // Hour [00, 23]. [tm_hour]
1814 __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 0, 23, 2,
1818 // Hour [01, 12]. [tm_hour]
1819 __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 1, 12, 2,
1823 // Month [01, 12]. [tm_mon]
1824 __beg = _M_extract_num(__beg, __end, __mem, 1, 12, 2,
1827 __tm->tm_mon = __mem - 1;
1830 // Minute [00, 59]. [tm_min]
1831 __beg = _M_extract_num(__beg, __end, __tm->tm_min, 0, 59, 2,
1835 if (__ctype.narrow(*__beg, 0) == '\n')
1838 __err |= ios_base::failbit;
1841 // Equivalent to (%H:%M).
1843 __ctype.widen(__cs, __cs + 6, __wcs);
1844 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1849 __beg = _M_extract_num(__beg, __end, __tm->tm_sec, 0, 59, 2,
1853 if (__ctype.narrow(*__beg, 0) == '\t')
1856 __err |= ios_base::failbit;
1859 // Equivalent to (%H:%M:%S).
1861 __ctype.widen(__cs, __cs + 9, __wcs);
1862 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1867 const char_type* __dates[2];
1868 __tp._M_date_formats(__dates);
1869 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1874 const char_type* __times[2];
1875 __tp._M_time_formats(__times);
1876 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1881 // Two digit year. [tm_year]
1882 __beg = _M_extract_num(__beg, __end, __tm->tm_year, 0, 99, 2,
1886 // Year [1900). [tm_year]
1887 __beg = _M_extract_num(__beg, __end, __mem, 0, 9999, 4,
1890 __tm->tm_year = __mem - 1900;
1894 if (__ctype.is(ctype_base::upper, *__beg))
1897 __beg = _M_extract_name(__beg, __end, __tmp,
1898 __timepunct_cache<_CharT>::_S_timezones,
1901 // GMT requires special effort.
1902 if (__beg != __end && !__err && __tmp == 0
1903 && (*__beg == __ctype.widen('-')
1904 || *__beg == __ctype.widen('+')))
1906 __beg = _M_extract_num(__beg, __end, __tmp, 0, 23, 2,
1908 __beg = _M_extract_num(__beg, __end, __tmp, 0, 59, 2,
1913 __err |= ios_base::failbit;
1917 __err |= ios_base::failbit;
1922 // Verify format and input match, extract and discard.
1923 if (__format[__i] == *__beg)
1926 __err |= ios_base::failbit;
1932 template<typename _CharT, typename _InIter>
1934 time_get<_CharT, _InIter>::
1935 _M_extract_num(iter_type __beg, iter_type __end, int& __member,
1936 int __min, int __max, size_t __len,
1937 ios_base& __io, ios_base::iostate& __err) const
1939 const locale& __loc = __io._M_getloc();
1940 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1942 // As-is works for __len = 1, 2, 4, the values actually used.
1943 int __mult = __len == 2 ? 10 : (__len == 4 ? 1000 : 1);
1948 for (; __beg != __end && __i < __len; ++__beg, ++__i)
1950 const char __c = __ctype.narrow(*__beg, '*');
1951 if (__c >= '0' && __c <= '9')
1953 __value = __value * 10 + (__c - '0');
1954 const int __valuec = __value * __mult;
1955 if (__valuec > __max || __valuec + __mult < __min)
1965 __err |= ios_base::failbit;
1970 // All elements in __names are unique.
1971 template<typename _CharT, typename _InIter>
1973 time_get<_CharT, _InIter>::
1974 _M_extract_name(iter_type __beg, iter_type __end, int& __member,
1975 const _CharT** __names, size_t __indexlen,
1976 ios_base& __io, ios_base::iostate& __err) const
1978 typedef char_traits<_CharT> __traits_type;
1979 const locale& __loc = __io._M_getloc();
1980 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1982 int* __matches = static_cast<int*>(__builtin_alloca(sizeof(int)
1984 size_t __nmatches = 0;
1986 bool __testvalid = true;
1987 const char_type* __name;
1989 // Look for initial matches.
1990 // NB: Some of the locale data is in the form of all lowercase
1991 // names, and some is in the form of initially-capitalized
1992 // names. Look for both.
1995 const char_type __c = *__beg;
1996 for (size_t __i1 = 0; __i1 < __indexlen; ++__i1)
1997 if (__c == __names[__i1][0]
1998 || __c == __ctype.toupper(__names[__i1][0]))
1999 __matches[__nmatches++] = __i1;
2002 while (__nmatches > 1)
2004 // Find smallest matching string.
2005 size_t __minlen = __traits_type::length(__names[__matches[0]]);
2006 for (size_t __i2 = 1; __i2 < __nmatches; ++__i2)
2007 __minlen = std::min(__minlen,
2008 __traits_type::length(__names[__matches[__i2]]));
2011 if (__pos < __minlen && __beg != __end)
2012 for (size_t __i3 = 0; __i3 < __nmatches;)
2014 __name = __names[__matches[__i3]];
2015 if (__name[__pos] != *__beg)
2016 __matches[__i3] = __matches[--__nmatches];
2024 if (__nmatches == 1)
2026 // Make sure found name is completely extracted.
2029 __name = __names[__matches[0]];
2030 const size_t __len = __traits_type::length(__name);
2031 while (__pos < __len && __beg != __end && __name[__pos] == *__beg)
2035 __member = __matches[0];
2037 __testvalid = false;
2040 __testvalid = false;
2042 __err |= ios_base::failbit;
2046 template<typename _CharT, typename _InIter>
2048 time_get<_CharT, _InIter>::
2049 do_get_time(iter_type __beg, iter_type __end, ios_base& __io,
2050 ios_base::iostate& __err, tm* __tm) const
2052 const locale& __loc = __io._M_getloc();
2053 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
2054 const char_type* __times[2];
2055 __tp._M_time_formats(__times);
2056 __beg = _M_extract_via_format(__beg, __end, __io, __err,
2059 __err |= ios_base::eofbit;
2063 template<typename _CharT, typename _InIter>
2065 time_get<_CharT, _InIter>::
2066 do_get_date(iter_type __beg, iter_type __end, ios_base& __io,
2067 ios_base::iostate& __err, tm* __tm) const
2069 const locale& __loc = __io._M_getloc();
2070 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
2071 const char_type* __dates[2];
2072 __tp._M_date_formats(__dates);
2073 __beg = _M_extract_via_format(__beg, __end, __io, __err,
2076 __err |= ios_base::eofbit;
2080 template<typename _CharT, typename _InIter>
2082 time_get<_CharT, _InIter>::
2083 do_get_weekday(iter_type __beg, iter_type __end, ios_base& __io,
2084 ios_base::iostate& __err, tm* __tm) const
2086 typedef char_traits<_CharT> __traits_type;
2087 const locale& __loc = __io._M_getloc();
2088 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
2089 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2090 const char_type* __days[7];
2091 __tp._M_days_abbreviated(__days);
2093 __beg = _M_extract_name(__beg, __end, __tmpwday, __days, 7, __io, __err);
2095 // Check to see if non-abbreviated name exists, and extract.
2096 // NB: Assumes both _M_days and _M_days_abbreviated organized in
2097 // exact same order, first to last, such that the resulting
2098 // __days array with the same index points to a day, and that
2099 // day's abbreviated form.
2100 // NB: Also assumes that an abbreviated name is a subset of the name.
2103 size_t __pos = __traits_type::length(__days[__tmpwday]);
2104 __tp._M_days(__days);
2105 const char_type* __name = __days[__tmpwday];
2106 if (__name[__pos] == *__beg)
2108 // Extract the rest of it.
2109 const size_t __len = __traits_type::length(__name);
2110 while (__pos < __len && __beg != __end
2111 && __name[__pos] == *__beg)
2114 __err |= ios_base::failbit;
2117 __tm->tm_wday = __tmpwday;
2120 __err |= ios_base::eofbit;
2124 template<typename _CharT, typename _InIter>
2126 time_get<_CharT, _InIter>::
2127 do_get_monthname(iter_type __beg, iter_type __end,
2128 ios_base& __io, ios_base::iostate& __err, tm* __tm) const
2130 typedef char_traits<_CharT> __traits_type;
2131 const locale& __loc = __io._M_getloc();
2132 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
2133 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2134 const char_type* __months[12];
2135 __tp._M_months_abbreviated(__months);
2137 __beg = _M_extract_name(__beg, __end, __tmpmon, __months, 12,
2140 // Check to see if non-abbreviated name exists, and extract.
2141 // NB: Assumes both _M_months and _M_months_abbreviated organized in
2142 // exact same order, first to last, such that the resulting
2143 // __months array with the same index points to a month, and that
2144 // month's abbreviated form.
2145 // NB: Also assumes that an abbreviated name is a subset of the name.
2148 size_t __pos = __traits_type::length(__months[__tmpmon]);
2149 __tp._M_months(__months);
2150 const char_type* __name = __months[__tmpmon];
2151 if (__name[__pos] == *__beg)
2153 // Extract the rest of it.
2154 const size_t __len = __traits_type::length(__name);
2155 while (__pos < __len && __beg != __end
2156 && __name[__pos] == *__beg)
2159 __err |= ios_base::failbit;
2162 __tm->tm_mon = __tmpmon;
2166 __err |= ios_base::eofbit;
2170 template<typename _CharT, typename _InIter>
2172 time_get<_CharT, _InIter>::
2173 do_get_year(iter_type __beg, iter_type __end, ios_base& __io,
2174 ios_base::iostate& __err, tm* __tm) const
2176 const locale& __loc = __io._M_getloc();
2177 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2181 for (; __beg != __end && __i < 4; ++__beg, ++__i)
2183 const char __c = __ctype.narrow(*__beg, '*');
2184 if (__c >= '0' && __c <= '9')
2185 __value = __value * 10 + (__c - '0');
2189 if (__i == 2 || __i == 4)
2190 __tm->tm_year = __i == 2 ? __value : __value - 1900;
2192 __err |= ios_base::failbit;
2194 __err |= ios_base::eofbit;
2198 template<typename _CharT, typename _OutIter>
2200 time_put<_CharT, _OutIter>::
2201 put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
2202 const _CharT* __beg, const _CharT* __end) const
2204 const locale& __loc = __io._M_getloc();
2205 ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
2206 for (; __beg != __end; ++__beg)
2207 if (__ctype.narrow(*__beg, 0) != '%')
2212 else if (++__beg != __end)
2216 const char __c = __ctype.narrow(*__beg, 0);
2217 if (__c != 'E' && __c != 'O')
2219 else if (++__beg != __end)
2222 __format = __ctype.narrow(*__beg, 0);
2226 __s = this->do_put(__s, __io, __fill, __tm, __format, __mod);
2233 template<typename _CharT, typename _OutIter>
2235 time_put<_CharT, _OutIter>::
2236 do_put(iter_type __s, ios_base& __io, char_type, const tm* __tm,
2237 char __format, char __mod) const
2239 const locale& __loc = __io._M_getloc();
2240 ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
2241 __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
2243 // NB: This size is arbitrary. Should this be a data member,
2244 // initialized at construction?
2245 const size_t __maxlen = 64;
2247 static_cast<char_type*>(__builtin_alloca(sizeof(char_type) * __maxlen));
2249 // NB: In IEE 1003.1-200x, and perhaps other locale models, it
2250 // is possible that the format character will be longer than one
2251 // character. Possibilities include 'E' or 'O' followed by a
2252 // format character: if __mod is not the default argument, assume
2253 // it's a valid modifier.
2255 __fmt[0] = __ctype.widen('%');
2258 __fmt[1] = __format;
2259 __fmt[2] = char_type();
2264 __fmt[2] = __format;
2265 __fmt[3] = char_type();
2268 __tp._M_put(__res, __maxlen, __fmt, __tm);
2270 // Write resulting, fully-formatted string to output iterator.
2271 return std::__write(__s, __res, char_traits<char_type>::length(__res));
2275 // Generic version does nothing.
2276 template<typename _CharT>
2278 collate<_CharT>::_M_compare(const _CharT*, const _CharT*) const
2281 // Generic version does nothing.
2282 template<typename _CharT>
2284 collate<_CharT>::_M_transform(_CharT*, const _CharT*, size_t) const
2287 template<typename _CharT>
2290 do_compare(const _CharT* __lo1, const _CharT* __hi1,
2291 const _CharT* __lo2, const _CharT* __hi2) const
2293 // strcoll assumes zero-terminated strings so we make a copy
2294 // and then put a zero at the end.
2295 const string_type __one(__lo1, __hi1);
2296 const string_type __two(__lo2, __hi2);
2298 const _CharT* __p = __one.c_str();
2299 const _CharT* __pend = __one.data() + __one.length();
2300 const _CharT* __q = __two.c_str();
2301 const _CharT* __qend = __two.data() + __two.length();
2303 // strcoll stops when it sees a nul character so we break
2304 // the strings into zero-terminated substrings and pass those
2308 const int __res = _M_compare(__p, __q);
2312 __p += char_traits<_CharT>::length(__p);
2313 __q += char_traits<_CharT>::length(__q);
2314 if (__p == __pend && __q == __qend)
2316 else if (__p == __pend)
2318 else if (__q == __qend)
2326 template<typename _CharT>
2327 typename collate<_CharT>::string_type
2329 do_transform(const _CharT* __lo, const _CharT* __hi) const
2331 // strxfrm assumes zero-terminated strings so we make a copy
2332 string_type __str(__lo, __hi);
2334 const _CharT* __p = __str.c_str();
2335 const _CharT* __pend = __str.data() + __str.length();
2337 size_t __len = (__hi - __lo) * 2;
2341 // strxfrm stops when it sees a nul character so we break
2342 // the string into zero-terminated substrings and pass those
2346 // First try a buffer perhaps big enough.
2348 static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __len));
2349 size_t __res = _M_transform(__c, __p, __len);
2350 // If the buffer was not large enough, try again with the
2355 __c = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
2357 __res = _M_transform(__c, __p, __res + 1);
2360 __ret.append(__c, __res);
2361 __p += char_traits<_CharT>::length(__p);
2366 __ret.push_back(_CharT());
2370 template<typename _CharT>
2373 do_hash(const _CharT* __lo, const _CharT* __hi) const
2375 unsigned long __val = 0;
2376 for (; __lo < __hi; ++__lo)
2377 __val = *__lo + ((__val << 7) |
2378 (__val >> (numeric_limits<unsigned long>::digits - 7)));
2379 return static_cast<long>(__val);
2382 // Construct correctly padded string, as per 22.2.2.2.2
2384 // __newlen > __oldlen
2385 // __news is allocated for __newlen size
2386 // Used by both num_put and ostream inserters: if __num,
2387 // internal-adjusted objects are padded according to the rules below
2388 // concerning 0[xX] and +-, otherwise, exactly as right-adjusted
2391 // NB: Of the two parameters, _CharT can be deduced from the
2392 // function arguments. The other (_Traits) has to be explicitly specified.
2393 template<typename _CharT, typename _Traits>
2395 __pad<_CharT, _Traits>::_S_pad(ios_base& __io, _CharT __fill,
2396 _CharT* __news, const _CharT* __olds,
2397 const streamsize __newlen,
2398 const streamsize __oldlen, const bool __num)
2400 const size_t __plen = static_cast<size_t>(__newlen - __oldlen);
2401 const ios_base::fmtflags __adjust = __io.flags() & ios_base::adjustfield;
2404 if (__adjust == ios_base::left)
2406 _Traits::copy(__news, const_cast<_CharT*>(__olds), __oldlen);
2407 _Traits::assign(__news + __oldlen, __plen, __fill);
2412 if (__adjust == ios_base::internal && __num)
2414 // Pad after the sign, if there is one.
2415 // Pad after 0[xX], if there is one.
2416 // Who came up with these rules, anyway? Jeeze.
2417 const locale& __loc = __io._M_getloc();
2418 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2420 const bool __testsign = (__ctype.widen('-') == __olds[0]
2421 || __ctype.widen('+') == __olds[0]);
2422 const bool __testhex = (__ctype.widen('0') == __olds[0]
2424 && (__ctype.widen('x') == __olds[1]
2425 || __ctype.widen('X') == __olds[1]));
2428 __news[0] = __olds[0];
2429 __news[1] = __olds[1];
2433 else if (__testsign)
2435 __news[0] = __olds[0];
2439 // else Padding first.
2441 _Traits::assign(__news, __plen, __fill);
2442 _Traits::copy(__news + __plen, const_cast<_CharT*>(__olds + __mod),
2447 __verify_grouping(const char* __grouping, size_t __grouping_size,
2448 const string& __grouping_tmp)
2450 const size_t __n = __grouping_tmp.size() - 1;
2451 const size_t __min = std::min(__n, size_t(__grouping_size - 1));
2455 // Parsed number groupings have to match the
2456 // numpunct::grouping string exactly, starting at the
2457 // right-most point of the parsed sequence of elements ...
2458 for (size_t __j = 0; __j < __min && __test; --__i, ++__j)
2459 __test = __grouping_tmp[__i] == __grouping[__j];
2460 for (; __i && __test; --__i)
2461 __test = __grouping_tmp[__i] == __grouping[__min];
2462 // ... but the last parsed grouping can be <= numpunct
2464 __test &= __grouping_tmp[0] <= __grouping[__min];
2468 template<typename _CharT>
2470 __add_grouping(_CharT* __s, _CharT __sep,
2471 const char* __gbeg, size_t __gsize,
2472 const _CharT* __first, const _CharT* __last)
2474 if (__last - __first > *__gbeg)
2476 const bool __bump = __gsize != 1;
2477 __s = std::__add_grouping(__s, __sep, __gbeg + __bump,
2478 __gsize - __bump, __first,
2480 __first = __last - *__gbeg;
2484 *__s++ = *__first++;
2485 while (__first != __last);
2489 // Inhibit implicit instantiations for required instantiations,
2490 // which are defined via explicit instantiations elsewhere.
2491 // NB: This syntax is a GNU extension.
2492 #if _GLIBCXX_EXTERN_TEMPLATE
2493 extern template class moneypunct<char, false>;
2494 extern template class moneypunct<char, true>;
2495 extern template class moneypunct_byname<char, false>;
2496 extern template class moneypunct_byname<char, true>;
2497 extern template class money_get<char>;
2498 extern template class money_put<char>;
2499 extern template class numpunct<char>;
2500 extern template class numpunct_byname<char>;
2501 extern template class num_get<char>;
2502 extern template class num_put<char>;
2503 extern template class __timepunct<char>;
2504 extern template class time_put<char>;
2505 extern template class time_put_byname<char>;
2506 extern template class time_get<char>;
2507 extern template class time_get_byname<char>;
2508 extern template class messages<char>;
2509 extern template class messages_byname<char>;
2510 extern template class ctype_byname<char>;
2511 extern template class codecvt_byname<char, char, mbstate_t>;
2512 extern template class collate<char>;
2513 extern template class collate_byname<char>;
2516 const codecvt<char, char, mbstate_t>&
2517 use_facet<codecvt<char, char, mbstate_t> >(const locale&);
2520 const collate<char>&
2521 use_facet<collate<char> >(const locale&);
2524 const numpunct<char>&
2525 use_facet<numpunct<char> >(const locale&);
2528 const num_put<char>&
2529 use_facet<num_put<char> >(const locale&);
2532 const num_get<char>&
2533 use_facet<num_get<char> >(const locale&);
2536 const moneypunct<char, true>&
2537 use_facet<moneypunct<char, true> >(const locale&);
2540 const moneypunct<char, false>&
2541 use_facet<moneypunct<char, false> >(const locale&);
2544 const money_put<char>&
2545 use_facet<money_put<char> >(const locale&);
2548 const money_get<char>&
2549 use_facet<money_get<char> >(const locale&);
2552 const __timepunct<char>&
2553 use_facet<__timepunct<char> >(const locale&);
2556 const time_put<char>&
2557 use_facet<time_put<char> >(const locale&);
2560 const time_get<char>&
2561 use_facet<time_get<char> >(const locale&);
2564 const messages<char>&
2565 use_facet<messages<char> >(const locale&);
2569 has_facet<ctype<char> >(const locale&);
2573 has_facet<codecvt<char, char, mbstate_t> >(const locale&);
2577 has_facet<collate<char> >(const locale&);
2581 has_facet<numpunct<char> >(const locale&);
2585 has_facet<num_put<char> >(const locale&);
2589 has_facet<num_get<char> >(const locale&);
2593 has_facet<moneypunct<char> >(const locale&);
2597 has_facet<money_put<char> >(const locale&);
2601 has_facet<money_get<char> >(const locale&);
2605 has_facet<__timepunct<char> >(const locale&);
2609 has_facet<time_put<char> >(const locale&);
2613 has_facet<time_get<char> >(const locale&);
2617 has_facet<messages<char> >(const locale&);
2619 #ifdef _GLIBCXX_USE_WCHAR_T
2620 extern template class moneypunct<wchar_t, false>;
2621 extern template class moneypunct<wchar_t, true>;
2622 extern template class moneypunct_byname<wchar_t, false>;
2623 extern template class moneypunct_byname<wchar_t, true>;
2624 extern template class money_get<wchar_t>;
2625 extern template class money_put<wchar_t>;
2626 extern template class numpunct<wchar_t>;
2627 extern template class numpunct_byname<wchar_t>;
2628 extern template class num_get<wchar_t>;
2629 extern template class num_put<wchar_t>;
2630 extern template class __timepunct<wchar_t>;
2631 extern template class time_put<wchar_t>;
2632 extern template class time_put_byname<wchar_t>;
2633 extern template class time_get<wchar_t>;
2634 extern template class time_get_byname<wchar_t>;
2635 extern template class messages<wchar_t>;
2636 extern template class messages_byname<wchar_t>;
2637 extern template class ctype_byname<wchar_t>;
2638 extern template class codecvt_byname<wchar_t, char, mbstate_t>;
2639 extern template class collate<wchar_t>;
2640 extern template class collate_byname<wchar_t>;
2643 const codecvt<wchar_t, char, mbstate_t>&
2644 use_facet<codecvt<wchar_t, char, mbstate_t> >(locale const&);
2647 const collate<wchar_t>&
2648 use_facet<collate<wchar_t> >(const locale&);
2651 const numpunct<wchar_t>&
2652 use_facet<numpunct<wchar_t> >(const locale&);
2655 const num_put<wchar_t>&
2656 use_facet<num_put<wchar_t> >(const locale&);
2659 const num_get<wchar_t>&
2660 use_facet<num_get<wchar_t> >(const locale&);
2663 const moneypunct<wchar_t, true>&
2664 use_facet<moneypunct<wchar_t, true> >(const locale&);
2667 const moneypunct<wchar_t, false>&
2668 use_facet<moneypunct<wchar_t, false> >(const locale&);
2671 const money_put<wchar_t>&
2672 use_facet<money_put<wchar_t> >(const locale&);
2675 const money_get<wchar_t>&
2676 use_facet<money_get<wchar_t> >(const locale&);
2679 const __timepunct<wchar_t>&
2680 use_facet<__timepunct<wchar_t> >(const locale&);
2683 const time_put<wchar_t>&
2684 use_facet<time_put<wchar_t> >(const locale&);
2687 const time_get<wchar_t>&
2688 use_facet<time_get<wchar_t> >(const locale&);
2691 const messages<wchar_t>&
2692 use_facet<messages<wchar_t> >(const locale&);
2696 has_facet<ctype<wchar_t> >(const locale&);
2700 has_facet<codecvt<wchar_t, char, mbstate_t> >(const locale&);
2704 has_facet<collate<wchar_t> >(const locale&);
2708 has_facet<numpunct<wchar_t> >(const locale&);
2712 has_facet<num_put<wchar_t> >(const locale&);
2716 has_facet<num_get<wchar_t> >(const locale&);
2720 has_facet<moneypunct<wchar_t> >(const locale&);
2724 has_facet<money_put<wchar_t> >(const locale&);
2728 has_facet<money_get<wchar_t> >(const locale&);
2732 has_facet<__timepunct<wchar_t> >(const locale&);
2736 has_facet<time_put<wchar_t> >(const locale&);
2740 has_facet<time_get<wchar_t> >(const locale&);
2744 has_facet<messages<wchar_t> >(const locale&);